diff options
Diffstat (limited to 'drivers')
293 files changed, 47595 insertions, 4948 deletions
diff --git a/drivers/acpi/acpi_lpss.c b/drivers/acpi/acpi_lpss.c index 6a382188fa2..fb78bb9ad8f 100644 --- a/drivers/acpi/acpi_lpss.c +++ b/drivers/acpi/acpi_lpss.c @@ -257,12 +257,13 @@ static int acpi_lpss_create_device(struct acpi_device *adev, pdata->mmio_size = resource_size(&rentry->res); pdata->mmio_base = ioremap(rentry->res.start, pdata->mmio_size); - pdata->dev_desc = dev_desc; break; } acpi_dev_free_resource_list(&resource_list); + pdata->dev_desc = dev_desc; + if (dev_desc->clk_required) { ret = register_device_clock(adev, pdata); if (ret) { diff --git a/drivers/acpi/acpica/exstore.c b/drivers/acpi/acpica/exstore.c index 2bdba6f7d76..f0b09bf9887 100644 --- a/drivers/acpi/acpica/exstore.c +++ b/drivers/acpi/acpica/exstore.c @@ -57,6 +57,11 @@ acpi_ex_store_object_to_index(union acpi_operand_object *val_desc, union acpi_operand_object *dest_desc, struct acpi_walk_state *walk_state); +static acpi_status +acpi_ex_store_direct_to_node(union acpi_operand_object *source_desc, + struct acpi_namespace_node *node, + struct acpi_walk_state *walk_state); + /******************************************************************************* * * FUNCTION: acpi_ex_store @@ -375,7 +380,11 @@ acpi_ex_store_object_to_index(union acpi_operand_object *source_desc, * When storing into an object the data is converted to the * target object type then stored in the object. This means * that the target object type (for an initialized target) will - * not be changed by a store operation. + * not be changed by a store operation. A copy_object can change + * the target type, however. + * + * The implicit_conversion flag is set to NO/FALSE only when + * storing to an arg_x -- as per the rules of the ACPI spec. * * Assumes parameters are already validated. * @@ -399,7 +408,7 @@ acpi_ex_store_object_to_node(union acpi_operand_object *source_desc, target_type = acpi_ns_get_type(node); target_desc = acpi_ns_get_attached_object(node); - ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Storing %p(%s) into node %p(%s)\n", + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Storing %p (%s) to node %p (%s)\n", source_desc, acpi_ut_get_object_type_name(source_desc), node, acpi_ut_get_type_name(target_type))); @@ -413,45 +422,30 @@ acpi_ex_store_object_to_node(union acpi_operand_object *source_desc, return_ACPI_STATUS(status); } - /* If no implicit conversion, drop into the default case below */ - - if ((!implicit_conversion) || - ((walk_state->opcode == AML_COPY_OP) && - (target_type != ACPI_TYPE_LOCAL_REGION_FIELD) && - (target_type != ACPI_TYPE_LOCAL_BANK_FIELD) && - (target_type != ACPI_TYPE_LOCAL_INDEX_FIELD))) { - /* - * Force execution of default (no implicit conversion). Note: - * copy_object does not perform an implicit conversion, as per the ACPI - * spec -- except in case of region/bank/index fields -- because these - * objects must retain their original type permanently. - */ - target_type = ACPI_TYPE_ANY; - } - /* Do the actual store operation */ switch (target_type) { - case ACPI_TYPE_BUFFER_FIELD: - case ACPI_TYPE_LOCAL_REGION_FIELD: - case ACPI_TYPE_LOCAL_BANK_FIELD: - case ACPI_TYPE_LOCAL_INDEX_FIELD: - - /* For fields, copy the source data to the target field. */ - - status = acpi_ex_write_data_to_field(source_desc, target_desc, - &walk_state->result_obj); - break; - case ACPI_TYPE_INTEGER: case ACPI_TYPE_STRING: case ACPI_TYPE_BUFFER: /* - * These target types are all of type Integer/String/Buffer, and - * therefore support implicit conversion before the store. - * - * Copy and/or convert the source object to a new target object + * The simple data types all support implicit source operand + * conversion before the store. */ + + if ((walk_state->opcode == AML_COPY_OP) || !implicit_conversion) { + /* + * However, copy_object and Stores to arg_x do not perform + * an implicit conversion, as per the ACPI specification. + * A direct store is performed instead. + */ + status = acpi_ex_store_direct_to_node(source_desc, node, + walk_state); + break; + } + + /* Store with implicit source operand conversion support */ + status = acpi_ex_store_object_to_object(source_desc, target_desc, &new_desc, walk_state); @@ -465,13 +459,12 @@ acpi_ex_store_object_to_node(union acpi_operand_object *source_desc, * the Name's type to that of the value being stored in it. * source_desc reference count is incremented by attach_object. * - * Note: This may change the type of the node if an explicit store - * has been performed such that the node/object type has been - * changed. + * Note: This may change the type of the node if an explicit + * store has been performed such that the node/object type + * has been changed. */ - status = - acpi_ns_attach_object(node, new_desc, - new_desc->common.type); + status = acpi_ns_attach_object(node, new_desc, + new_desc->common.type); ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Store %s into %s via Convert/Attach\n", @@ -482,38 +475,83 @@ acpi_ex_store_object_to_node(union acpi_operand_object *source_desc, } break; - default: - - ACPI_DEBUG_PRINT((ACPI_DB_EXEC, - "Storing [%s] (%p) directly into node [%s] (%p)" - " with no implicit conversion\n", - acpi_ut_get_object_type_name(source_desc), - source_desc, - acpi_ut_get_object_type_name(target_desc), - node)); + case ACPI_TYPE_BUFFER_FIELD: + case ACPI_TYPE_LOCAL_REGION_FIELD: + case ACPI_TYPE_LOCAL_BANK_FIELD: + case ACPI_TYPE_LOCAL_INDEX_FIELD: + /* + * For all fields, always write the source data to the target + * field. Any required implicit source operand conversion is + * performed in the function below as necessary. Note, field + * objects must retain their original type permanently. + */ + status = acpi_ex_write_data_to_field(source_desc, target_desc, + &walk_state->result_obj); + break; + default: /* * No conversions for all other types. Directly store a copy of - * the source object. NOTE: This is a departure from the ACPI - * spec, which states "If conversion is impossible, abort the - * running control method". + * the source object. This is the ACPI spec-defined behavior for + * the copy_object operator. * - * This code implements "If conversion is impossible, treat the - * Store operation as a CopyObject". + * NOTE: For the Store operator, this is a departure from the + * ACPI spec, which states "If conversion is impossible, abort + * the running control method". Instead, this code implements + * "If conversion is impossible, treat the Store operation as + * a CopyObject". */ - status = - acpi_ut_copy_iobject_to_iobject(source_desc, &new_desc, - walk_state); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - - status = - acpi_ns_attach_object(node, new_desc, - new_desc->common.type); - acpi_ut_remove_reference(new_desc); + status = acpi_ex_store_direct_to_node(source_desc, node, + walk_state); break; } return_ACPI_STATUS(status); } + +/******************************************************************************* + * + * FUNCTION: acpi_ex_store_direct_to_node + * + * PARAMETERS: source_desc - Value to be stored + * node - Named object to receive the value + * walk_state - Current walk state + * + * RETURN: Status + * + * DESCRIPTION: "Store" an object directly to a node. This involves a copy + * and an attach. + * + ******************************************************************************/ + +static acpi_status +acpi_ex_store_direct_to_node(union acpi_operand_object *source_desc, + struct acpi_namespace_node *node, + struct acpi_walk_state *walk_state) +{ + acpi_status status; + union acpi_operand_object *new_desc; + + ACPI_FUNCTION_TRACE(ex_store_direct_to_node); + + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "Storing [%s] (%p) directly into node [%s] (%p)" + " with no implicit conversion\n", + acpi_ut_get_object_type_name(source_desc), + source_desc, acpi_ut_get_type_name(node->type), + node)); + + /* Copy the source object to a new object */ + + status = + acpi_ut_copy_iobject_to_iobject(source_desc, &new_desc, walk_state); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } + + /* Attach the new object to the node */ + + status = acpi_ns_attach_object(node, new_desc, new_desc->common.type); + acpi_ut_remove_reference(new_desc); + return_ACPI_STATUS(status); +} diff --git a/drivers/acpi/glue.c b/drivers/acpi/glue.c index 94672297e1b..10f0f40587b 100644 --- a/drivers/acpi/glue.c +++ b/drivers/acpi/glue.c @@ -79,6 +79,9 @@ static struct acpi_bus_type *acpi_get_bus_type(struct device *dev) return ret; } +#define FIND_CHILD_MIN_SCORE 1 +#define FIND_CHILD_MAX_SCORE 2 + static acpi_status acpi_dev_present(acpi_handle handle, u32 lvl_not_used, void *not_used, void **ret_p) { @@ -92,14 +95,17 @@ static acpi_status acpi_dev_present(acpi_handle handle, u32 lvl_not_used, return AE_OK; } -static bool acpi_extra_checks_passed(acpi_handle handle, bool is_bridge) +static int do_find_child_checks(acpi_handle handle, bool is_bridge) { + bool sta_present = true; unsigned long long sta; acpi_status status; - status = acpi_bus_get_status_handle(handle, &sta); - if (ACPI_FAILURE(status) || !(sta & ACPI_STA_DEVICE_ENABLED)) - return false; + status = acpi_evaluate_integer(handle, "_STA", NULL, &sta); + if (status == AE_NOT_FOUND) + sta_present = false; + else if (ACPI_FAILURE(status) || !(sta & ACPI_STA_DEVICE_ENABLED)) + return -ENODEV; if (is_bridge) { void *test = NULL; @@ -107,16 +113,17 @@ static bool acpi_extra_checks_passed(acpi_handle handle, bool is_bridge) /* Check if this object has at least one child device. */ acpi_walk_namespace(ACPI_TYPE_DEVICE, handle, 1, acpi_dev_present, NULL, NULL, &test); - return !!test; + if (!test) + return -ENODEV; } - return true; + return sta_present ? FIND_CHILD_MAX_SCORE : FIND_CHILD_MIN_SCORE; } struct find_child_context { u64 addr; bool is_bridge; acpi_handle ret; - bool ret_checked; + int ret_score; }; static acpi_status do_find_child(acpi_handle handle, u32 lvl_not_used, @@ -125,6 +132,7 @@ static acpi_status do_find_child(acpi_handle handle, u32 lvl_not_used, struct find_child_context *context = data; unsigned long long addr; acpi_status status; + int score; status = acpi_evaluate_integer(handle, METHOD_NAME__ADR, NULL, &addr); if (ACPI_FAILURE(status) || addr != context->addr) @@ -144,15 +152,20 @@ static acpi_status do_find_child(acpi_handle handle, u32 lvl_not_used, * its handle if so. Second, check the same for the object that we've * just found. */ - if (!context->ret_checked) { - if (acpi_extra_checks_passed(context->ret, context->is_bridge)) + if (!context->ret_score) { + score = do_find_child_checks(context->ret, context->is_bridge); + if (score == FIND_CHILD_MAX_SCORE) return AE_CTRL_TERMINATE; else - context->ret_checked = true; + context->ret_score = score; } - if (acpi_extra_checks_passed(handle, context->is_bridge)) { + score = do_find_child_checks(handle, context->is_bridge); + if (score == FIND_CHILD_MAX_SCORE) { context->ret = handle; return AE_CTRL_TERMINATE; + } else if (score > context->ret_score) { + context->ret = handle; + context->ret_score = score; } return AE_OK; } diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c index 61d090b6ce2..fbdb82e70d1 100644 --- a/drivers/acpi/scan.c +++ b/drivers/acpi/scan.c @@ -204,8 +204,6 @@ static int acpi_scan_hot_remove(struct acpi_device *device) return -EINVAL; } - lock_device_hotplug(); - /* * Carry out two passes here and ignore errors in the first pass, * because if the devices in question are memory blocks and @@ -236,9 +234,6 @@ static int acpi_scan_hot_remove(struct acpi_device *device) ACPI_UINT32_MAX, acpi_bus_online_companions, NULL, NULL, NULL); - - unlock_device_hotplug(); - put_device(&device->dev); return -EBUSY; } @@ -249,8 +244,6 @@ static int acpi_scan_hot_remove(struct acpi_device *device) acpi_bus_trim(device); - unlock_device_hotplug(); - /* Device node has been unregistered. */ put_device(&device->dev); device = NULL; @@ -289,6 +282,7 @@ static void acpi_bus_device_eject(void *context) u32 ost_code = ACPI_OST_SC_NON_SPECIFIC_FAILURE; int error; + lock_device_hotplug(); mutex_lock(&acpi_scan_lock); acpi_bus_get_device(handle, &device); @@ -312,6 +306,7 @@ static void acpi_bus_device_eject(void *context) out: mutex_unlock(&acpi_scan_lock); + unlock_device_hotplug(); return; err_out: @@ -326,8 +321,8 @@ static void acpi_scan_bus_device_check(acpi_handle handle, u32 ost_source) u32 ost_code = ACPI_OST_SC_NON_SPECIFIC_FAILURE; int error; - mutex_lock(&acpi_scan_lock); lock_device_hotplug(); + mutex_lock(&acpi_scan_lock); if (ost_source != ACPI_NOTIFY_BUS_CHECK) { acpi_bus_get_device(handle, &device); @@ -353,9 +348,9 @@ static void acpi_scan_bus_device_check(acpi_handle handle, u32 ost_source) kobject_uevent(&device->dev.kobj, KOBJ_ONLINE); out: - unlock_device_hotplug(); acpi_evaluate_hotplug_ost(handle, ost_source, ost_code, NULL); mutex_unlock(&acpi_scan_lock); + unlock_device_hotplug(); } static void acpi_scan_bus_check(void *context) @@ -446,6 +441,7 @@ void acpi_bus_hot_remove_device(void *context) acpi_handle handle = device->handle; int error; + lock_device_hotplug(); mutex_lock(&acpi_scan_lock); error = acpi_scan_hot_remove(device); @@ -455,6 +451,7 @@ void acpi_bus_hot_remove_device(void *context) NULL); mutex_unlock(&acpi_scan_lock); + unlock_device_hotplug(); kfree(context); } EXPORT_SYMBOL(acpi_bus_hot_remove_device); diff --git a/drivers/base/dma-buf.c b/drivers/base/dma-buf.c index 1219ab7c310..1e16cbd61da 100644 --- a/drivers/base/dma-buf.c +++ b/drivers/base/dma-buf.c @@ -77,9 +77,36 @@ static int dma_buf_mmap_internal(struct file *file, struct vm_area_struct *vma) return dmabuf->ops->mmap(dmabuf, vma); } +static loff_t dma_buf_llseek(struct file *file, loff_t offset, int whence) +{ + struct dma_buf *dmabuf; + loff_t base; + + if (!is_dma_buf_file(file)) + return -EBADF; + + dmabuf = file->private_data; + + /* only support discovering the end of the buffer, + but also allow SEEK_SET to maintain the idiomatic + SEEK_END(0), SEEK_CUR(0) pattern */ + if (whence == SEEK_END) + base = dmabuf->size; + else if (whence == SEEK_SET) + base = 0; + else + return -EINVAL; + + if (offset != 0) + return -EINVAL; + + return base + offset; +} + static const struct file_operations dma_buf_fops = { .release = dma_buf_release, .mmap = dma_buf_mmap_internal, + .llseek = dma_buf_llseek, }; /* @@ -133,7 +160,12 @@ struct dma_buf *dma_buf_export_named(void *priv, const struct dma_buf_ops *ops, dmabuf->exp_name = exp_name; file = anon_inode_getfile("dmabuf", &dma_buf_fops, dmabuf, flags); + if (IS_ERR(file)) { + kfree(dmabuf); + return ERR_CAST(file); + } + file->f_mode |= FMODE_LSEEK; dmabuf->file = file; mutex_init(&dmabuf->lock); diff --git a/drivers/base/node.c b/drivers/base/node.c index 7616a77ca32..bc9f43bf7e2 100644 --- a/drivers/base/node.c +++ b/drivers/base/node.c @@ -125,13 +125,7 @@ static ssize_t node_read_meminfo(struct device *dev, nid, K(node_page_state(nid, NR_WRITEBACK)), nid, K(node_page_state(nid, NR_FILE_PAGES)), nid, K(node_page_state(nid, NR_FILE_MAPPED)), -#ifdef CONFIG_TRANSPARENT_HUGEPAGE - nid, K(node_page_state(nid, NR_ANON_PAGES) - + node_page_state(nid, NR_ANON_TRANSPARENT_HUGEPAGES) * - HPAGE_PMD_NR), -#else nid, K(node_page_state(nid, NR_ANON_PAGES)), -#endif nid, K(node_page_state(nid, NR_SHMEM)), nid, node_page_state(nid, NR_KERNEL_STACK) * THREAD_SIZE / 1024, diff --git a/drivers/block/aoe/aoe.h b/drivers/block/aoe/aoe.h index 025c41d3cb3..14a9d191231 100644 --- a/drivers/block/aoe/aoe.h +++ b/drivers/block/aoe/aoe.h @@ -1,5 +1,5 @@ /* Copyright (c) 2013 Coraid, Inc. See COPYING for GPL terms. */ -#define VERSION "83" +#define VERSION "85" #define AOE_MAJOR 152 #define DEVICE_NAME "aoe" @@ -169,6 +169,7 @@ struct aoedev { ulong ref; struct work_struct work;/* disk create work struct */ struct gendisk *gd; + struct dentry *debugfs; struct request_queue *blkq; struct hd_geometry geo; sector_t ssize; @@ -206,6 +207,7 @@ struct ktstate { int aoeblk_init(void); void aoeblk_exit(void); void aoeblk_gdalloc(void *); +void aoedisk_rm_debugfs(struct aoedev *d); void aoedisk_rm_sysfs(struct aoedev *d); int aoechr_init(void); diff --git a/drivers/block/aoe/aoeblk.c b/drivers/block/aoe/aoeblk.c index 916d9ed5c8a..dd73e1ff175 100644 --- a/drivers/block/aoe/aoeblk.c +++ b/drivers/block/aoe/aoeblk.c @@ -1,4 +1,4 @@ -/* Copyright (c) 2012 Coraid, Inc. See COPYING for GPL terms. */ +/* Copyright (c) 2013 Coraid, Inc. See COPYING for GPL terms. */ /* * aoeblk.c * block device routines @@ -17,11 +17,13 @@ #include <linux/mutex.h> #include <linux/export.h> #include <linux/moduleparam.h> +#include <linux/debugfs.h> #include <scsi/sg.h> #include "aoe.h" static DEFINE_MUTEX(aoeblk_mutex); static struct kmem_cache *buf_pool_cache; +static struct dentry *aoe_debugfs_dir; /* GPFS needs a larger value than the default. */ static int aoe_maxsectors; @@ -108,6 +110,55 @@ static ssize_t aoedisk_show_payload(struct device *dev, return snprintf(page, PAGE_SIZE, "%lu\n", d->maxbcnt); } +static int aoedisk_debugfs_show(struct seq_file *s, void *ignored) +{ + struct aoedev *d; + struct aoetgt **t, **te; + struct aoeif *ifp, *ife; + unsigned long flags; + char c; + + d = s->private; + seq_printf(s, "rttavg: %d rttdev: %d\n", + d->rttavg >> RTTSCALE, + d->rttdev >> RTTDSCALE); + seq_printf(s, "nskbpool: %d\n", skb_queue_len(&d->skbpool)); + seq_printf(s, "kicked: %ld\n", d->kicked); + seq_printf(s, "maxbcnt: %ld\n", d->maxbcnt); + seq_printf(s, "ref: %ld\n", d->ref); + + spin_lock_irqsave(&d->lock, flags); + t = d->targets; + te = t + d->ntargets; + for (; t < te && *t; t++) { + c = '\t'; + seq_printf(s, "falloc: %ld\n", (*t)->falloc); + seq_printf(s, "ffree: %p\n", + list_empty(&(*t)->ffree) ? NULL : (*t)->ffree.next); + seq_printf(s, "%pm:%d:%d:%d\n", (*t)->addr, (*t)->nout, + (*t)->maxout, (*t)->nframes); + seq_printf(s, "\tssthresh:%d\n", (*t)->ssthresh); + seq_printf(s, "\ttaint:%d\n", (*t)->taint); + seq_printf(s, "\tr:%d\n", (*t)->rpkts); + seq_printf(s, "\tw:%d\n", (*t)->wpkts); + ifp = (*t)->ifs; + ife = ifp + ARRAY_SIZE((*t)->ifs); + for (; ifp->nd && ifp < ife; ifp++) { + seq_printf(s, "%c%s", c, ifp->nd->name); + c = ','; + } + seq_puts(s, "\n"); + } + spin_unlock_irqrestore(&d->lock, flags); + + return 0; +} + +static int aoe_debugfs_open(struct inode *inode, struct file *file) +{ + return single_open(file, aoedisk_debugfs_show, inode->i_private); +} + static DEVICE_ATTR(state, S_IRUGO, aoedisk_show_state, NULL); static DEVICE_ATTR(mac, S_IRUGO, aoedisk_show_mac, NULL); static DEVICE_ATTR(netif, S_IRUGO, aoedisk_show_netif, NULL); @@ -130,6 +181,44 @@ static const struct attribute_group attr_group = { .attrs = aoe_attrs, }; +static const struct file_operations aoe_debugfs_fops = { + .open = aoe_debugfs_open, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, +}; + +static void +aoedisk_add_debugfs(struct aoedev *d) +{ + struct dentry *entry; + char *p; + + if (aoe_debugfs_dir == NULL) + return; + p = strchr(d->gd->disk_name, '/'); + if (p == NULL) + p = d->gd->disk_name; + else + p++; + BUG_ON(*p == '\0'); + entry = debugfs_create_file(p, 0444, aoe_debugfs_dir, d, + &aoe_debugfs_fops); + if (IS_ERR_OR_NULL(entry)) { + pr_info("aoe: cannot create debugfs file for %s\n", + d->gd->disk_name); + return; + } + BUG_ON(d->debugfs); + d->debugfs = entry; +} +void +aoedisk_rm_debugfs(struct aoedev *d) +{ + debugfs_remove(d->debugfs); + d->debugfs = NULL; +} + static int aoedisk_add_sysfs(struct aoedev *d) { @@ -330,6 +419,7 @@ aoeblk_gdalloc(void *vp) add_disk(gd); aoedisk_add_sysfs(d); + aoedisk_add_debugfs(d); spin_lock_irqsave(&d->lock, flags); WARN_ON(!(d->flags & DEVFL_GD_NOW)); @@ -351,6 +441,8 @@ err: void aoeblk_exit(void) { + debugfs_remove_recursive(aoe_debugfs_dir); + aoe_debugfs_dir = NULL; kmem_cache_destroy(buf_pool_cache); } @@ -362,7 +454,11 @@ aoeblk_init(void) 0, 0, NULL); if (buf_pool_cache == NULL) return -ENOMEM; - + aoe_debugfs_dir = debugfs_create_dir("aoe", NULL); + if (IS_ERR_OR_NULL(aoe_debugfs_dir)) { + pr_info("aoe: cannot create debugfs directory\n"); + aoe_debugfs_dir = NULL; + } return 0; } diff --git a/drivers/block/aoe/aoecmd.c b/drivers/block/aoe/aoecmd.c index 4d45dba7fb8..d2515435e23 100644 --- a/drivers/block/aoe/aoecmd.c +++ b/drivers/block/aoe/aoecmd.c @@ -380,7 +380,6 @@ aoecmd_ata_rw(struct aoedev *d) { struct frame *f; struct buf *buf; - struct aoetgt *t; struct sk_buff *skb; struct sk_buff_head queue; ulong bcnt, fbcnt; @@ -391,7 +390,6 @@ aoecmd_ata_rw(struct aoedev *d) f = newframe(d); if (f == NULL) return 0; - t = *d->tgt; bcnt = d->maxbcnt; if (bcnt == 0) bcnt = DEFAULTBCNT; @@ -485,7 +483,6 @@ resend(struct aoedev *d, struct frame *f) struct sk_buff *skb; struct sk_buff_head queue; struct aoe_hdr *h; - struct aoe_atahdr *ah; struct aoetgt *t; char buf[128]; u32 n; @@ -500,7 +497,6 @@ resend(struct aoedev *d, struct frame *f) return; } h = (struct aoe_hdr *) skb_mac_header(skb); - ah = (struct aoe_atahdr *) (h+1); if (!(f->flags & FFL_PROBE)) { snprintf(buf, sizeof(buf), diff --git a/drivers/block/aoe/aoedev.c b/drivers/block/aoe/aoedev.c index 784c92e038d..e774c50b684 100644 --- a/drivers/block/aoe/aoedev.c +++ b/drivers/block/aoe/aoedev.c @@ -12,6 +12,7 @@ #include <linux/bitmap.h> #include <linux/kdev_t.h> #include <linux/moduleparam.h> +#include <linux/string.h> #include "aoe.h" static void dummy_timer(ulong); @@ -241,16 +242,12 @@ aoedev_downdev(struct aoedev *d) static int user_req(char *s, size_t slen, struct aoedev *d) { - char *p; + const char *p; size_t lim; if (!d->gd) return 0; - p = strrchr(d->gd->disk_name, '/'); - if (!p) - p = d->gd->disk_name; - else - p += 1; + p = kbasename(d->gd->disk_name); lim = sizeof(d->gd->disk_name); lim -= p - d->gd->disk_name; if (slen < lim) @@ -278,6 +275,7 @@ freedev(struct aoedev *d) del_timer_sync(&d->timer); if (d->gd) { + aoedisk_rm_debugfs(d); aoedisk_rm_sysfs(d); del_gendisk(d->gd); put_disk(d->gd); diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c index 62b6c2cc80b..d2d95ff5353 100644 --- a/drivers/block/cciss.c +++ b/drivers/block/cciss.c @@ -4258,6 +4258,13 @@ static void cciss_find_board_params(ctlr_info_t *h) h->nr_cmds = h->max_commands - 4 - cciss_tape_cmds; h->maxsgentries = readl(&(h->cfgtable->MaxSGElements)); /* + * The P600 may exhibit poor performnace under some workloads + * if we use the value in the configuration table. Limit this + * controller to MAXSGENTRIES (32) instead. + */ + if (h->board_id == 0x3225103C) + h->maxsgentries = MAXSGENTRIES; + /* * Limit in-command s/g elements to 32 save dma'able memory. * Howvever spec says if 0, use 31 */ diff --git a/drivers/block/mg_disk.c b/drivers/block/mg_disk.c index a56cfcd5d64..77a60bedd7a 100644 --- a/drivers/block/mg_disk.c +++ b/drivers/block/mg_disk.c @@ -636,7 +636,7 @@ ok_to_write: mg_request(host->breq); } -void mg_times_out(unsigned long data) +static void mg_times_out(unsigned long data) { struct mg_host *host = (struct mg_host *)data; char *name; diff --git a/drivers/block/mtip32xx/Kconfig b/drivers/block/mtip32xx/Kconfig index 1fca1f996b4..0ba837fc62a 100644 --- a/drivers/block/mtip32xx/Kconfig +++ b/drivers/block/mtip32xx/Kconfig @@ -4,6 +4,6 @@ config BLK_DEV_PCIESSD_MTIP32XX tristate "Block Device Driver for Micron PCIe SSDs" - depends on PCI && GENERIC_HARDIRQS + depends on PCI help This enables the block driver for Micron PCIe SSDs. diff --git a/drivers/block/osdblk.c b/drivers/block/osdblk.c index 1bbc681688e..79aa179305b 100644 --- a/drivers/block/osdblk.c +++ b/drivers/block/osdblk.c @@ -598,7 +598,7 @@ static ssize_t class_osdblk_remove(struct class *c, unsigned long ul; struct list_head *tmp; - rc = strict_strtoul(buf, 10, &ul); + rc = kstrtoul(buf, 10, &ul); if (rc) return rc; diff --git a/drivers/block/pktcdvd.c b/drivers/block/pktcdvd.c index f5d0ea11d9f..56188475cfd 100644 --- a/drivers/block/pktcdvd.c +++ b/drivers/block/pktcdvd.c @@ -44,6 +44,8 @@ * *************************************************************************/ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include <linux/pktcdvd.h> #include <linux/module.h> #include <linux/types.h> @@ -69,23 +71,24 @@ #define DRIVER_NAME "pktcdvd" -#if PACKET_DEBUG -#define DPRINTK(fmt, args...) printk(KERN_NOTICE fmt, ##args) -#else -#define DPRINTK(fmt, args...) -#endif - -#if PACKET_DEBUG > 1 -#define VPRINTK(fmt, args...) printk(KERN_NOTICE fmt, ##args) -#else -#define VPRINTK(fmt, args...) -#endif +#define pkt_err(pd, fmt, ...) \ + pr_err("%s: " fmt, pd->name, ##__VA_ARGS__) +#define pkt_notice(pd, fmt, ...) \ + pr_notice("%s: " fmt, pd->name, ##__VA_ARGS__) +#define pkt_info(pd, fmt, ...) \ + pr_info("%s: " fmt, pd->name, ##__VA_ARGS__) + +#define pkt_dbg(level, pd, fmt, ...) \ +do { \ + if (level == 2 && PACKET_DEBUG >= 2) \ + pr_notice("%s: %s():" fmt, \ + pd->name, __func__, ##__VA_ARGS__); \ + else if (level == 1 && PACKET_DEBUG >= 1) \ + pr_notice("%s: " fmt, pd->name, ##__VA_ARGS__); \ +} while (0) #define MAX_SPEED 0xffff -#define ZONE(sector, pd) (((sector) + (pd)->offset) & \ - ~(sector_t)((pd)->settings.size - 1)) - static DEFINE_MUTEX(pktcdvd_mutex); static struct pktcdvd_device *pkt_devs[MAX_WRITERS]; static struct proc_dir_entry *pkt_proc; @@ -103,7 +106,10 @@ static int pkt_setup_dev(dev_t dev, dev_t* pkt_dev); static int pkt_remove_dev(dev_t pkt_dev); static int pkt_seq_show(struct seq_file *m, void *p); - +static sector_t get_zone(sector_t sector, struct pktcdvd_device *pd) +{ + return (sector + pd->offset) & ~(sector_t)(pd->settings.size - 1); +} /* * create and register a pktcdvd kernel object. @@ -424,7 +430,7 @@ static int pkt_sysfs_init(void) if (ret) { kfree(class_pktcdvd); class_pktcdvd = NULL; - printk(DRIVER_NAME": failed to create class pktcdvd\n"); + pr_err("failed to create class pktcdvd\n"); return ret; } return 0; @@ -517,7 +523,7 @@ static void pkt_bio_finished(struct pktcdvd_device *pd) { BUG_ON(atomic_read(&pd->cdrw.pending_bios) <= 0); if (atomic_dec_and_test(&pd->cdrw.pending_bios)) { - VPRINTK(DRIVER_NAME": queue empty\n"); + pkt_dbg(2, pd, "queue empty\n"); atomic_set(&pd->iosched.attention, 1); wake_up(&pd->wqueue); } @@ -734,36 +740,33 @@ out: return ret; } +static const char *sense_key_string(__u8 index) +{ + static const char * const info[] = { + "No sense", "Recovered error", "Not ready", + "Medium error", "Hardware error", "Illegal request", + "Unit attention", "Data protect", "Blank check", + }; + + return index < ARRAY_SIZE(info) ? info[index] : "INVALID"; +} + /* * A generic sense dump / resolve mechanism should be implemented across * all ATAPI + SCSI devices. */ -static void pkt_dump_sense(struct packet_command *cgc) +static void pkt_dump_sense(struct pktcdvd_device *pd, + struct packet_command *cgc) { - static char *info[9] = { "No sense", "Recovered error", "Not ready", - "Medium error", "Hardware error", "Illegal request", - "Unit attention", "Data protect", "Blank check" }; - int i; struct request_sense *sense = cgc->sense; - printk(DRIVER_NAME":"); - for (i = 0; i < CDROM_PACKET_SIZE; i++) - printk(" %02x", cgc->cmd[i]); - printk(" - "); - - if (sense == NULL) { - printk("no sense\n"); - return; - } - - printk("sense %02x.%02x.%02x", sense->sense_key, sense->asc, sense->ascq); - - if (sense->sense_key > 8) { - printk(" (INVALID)\n"); - return; - } - - printk(" (%s)\n", info[sense->sense_key]); + if (sense) + pkt_err(pd, "%*ph - sense %02x.%02x.%02x (%s)\n", + CDROM_PACKET_SIZE, cgc->cmd, + sense->sense_key, sense->asc, sense->ascq, + sense_key_string(sense->sense_key)); + else + pkt_err(pd, "%*ph - no sense\n", CDROM_PACKET_SIZE, cgc->cmd); } /* @@ -806,7 +809,7 @@ static noinline_for_stack int pkt_set_speed(struct pktcdvd_device *pd, cgc.cmd[5] = write_speed & 0xff; if ((ret = pkt_generic_packet(pd, &cgc))) - pkt_dump_sense(&cgc); + pkt_dump_sense(pd, &cgc); return ret; } @@ -872,7 +875,7 @@ static void pkt_iosched_process_queue(struct pktcdvd_device *pd) need_write_seek = 0; if (need_write_seek && reads_queued) { if (atomic_read(&pd->cdrw.pending_bios) > 0) { - VPRINTK(DRIVER_NAME": write, waiting\n"); + pkt_dbg(2, pd, "write, waiting\n"); break; } pkt_flush_cache(pd); @@ -881,7 +884,7 @@ static void pkt_iosched_process_queue(struct pktcdvd_device *pd) } else { if (!reads_queued && writes_queued) { if (atomic_read(&pd->cdrw.pending_bios) > 0) { - VPRINTK(DRIVER_NAME": read, waiting\n"); + pkt_dbg(2, pd, "read, waiting\n"); break; } pd->iosched.writing = 1; @@ -943,7 +946,7 @@ static int pkt_set_segment_merging(struct pktcdvd_device *pd, struct request_que set_bit(PACKET_MERGE_SEGS, &pd->flags); return 0; } else { - printk(DRIVER_NAME": cdrom max_phys_segments too small\n"); + pkt_err(pd, "cdrom max_phys_segments too small\n"); return -EIO; } } @@ -987,8 +990,9 @@ static void pkt_end_io_read(struct bio *bio, int err) struct pktcdvd_device *pd = pkt->pd; BUG_ON(!pd); - VPRINTK("pkt_end_io_read: bio=%p sec0=%llx sec=%llx err=%d\n", bio, - (unsigned long long)pkt->sector, (unsigned long long)bio->bi_sector, err); + pkt_dbg(2, pd, "bio=%p sec0=%llx sec=%llx err=%d\n", + bio, (unsigned long long)pkt->sector, + (unsigned long long)bio->bi_sector, err); if (err) atomic_inc(&pkt->io_errors); @@ -1005,7 +1009,7 @@ static void pkt_end_io_packet_write(struct bio *bio, int err) struct pktcdvd_device *pd = pkt->pd; BUG_ON(!pd); - VPRINTK("pkt_end_io_packet_write: id=%d, err=%d\n", pkt->id, err); + pkt_dbg(2, pd, "id=%d, err=%d\n", pkt->id, err); pd->stats.pkt_ended++; @@ -1047,7 +1051,7 @@ static void pkt_gather_data(struct pktcdvd_device *pd, struct packet_data *pkt) spin_unlock(&pkt->lock); if (pkt->cache_valid) { - VPRINTK("pkt_gather_data: zone %llx cached\n", + pkt_dbg(2, pd, "zone %llx cached\n", (unsigned long long)pkt->sector); goto out_account; } @@ -1070,7 +1074,7 @@ static void pkt_gather_data(struct pktcdvd_device *pd, struct packet_data *pkt) p = (f * CD_FRAMESIZE) / PAGE_SIZE; offset = (f * CD_FRAMESIZE) % PAGE_SIZE; - VPRINTK("pkt_gather_data: Adding frame %d, page:%p offs:%d\n", + pkt_dbg(2, pd, "Adding frame %d, page:%p offs:%d\n", f, pkt->pages[p], offset); if (!bio_add_page(bio, pkt->pages[p], CD_FRAMESIZE, offset)) BUG(); @@ -1082,7 +1086,7 @@ static void pkt_gather_data(struct pktcdvd_device *pd, struct packet_data *pkt) } out_account: - VPRINTK("pkt_gather_data: need %d frames for zone %llx\n", + pkt_dbg(2, pd, "need %d frames for zone %llx\n", frames_read, (unsigned long long)pkt->sector); pd->stats.pkt_started++; pd->stats.secs_rg += frames_read * (CD_FRAMESIZE >> 9); @@ -1183,7 +1187,8 @@ static inline void pkt_set_state(struct packet_data *pkt, enum packet_data_state "IDLE", "WAITING", "READ_WAIT", "WRITE_WAIT", "RECOVERY", "FINISHED" }; enum packet_data_state old_state = pkt->state; - VPRINTK("pkt %2d : s=%6llx %s -> %s\n", pkt->id, (unsigned long long)pkt->sector, + pkt_dbg(2, pd, "pkt %2d : s=%6llx %s -> %s\n", + pkt->id, (unsigned long long)pkt->sector, state_name[old_state], state_name[state]); #endif pkt->state = state; @@ -1202,12 +1207,10 @@ static int pkt_handle_queue(struct pktcdvd_device *pd) struct rb_node *n; int wakeup; - VPRINTK("handle_queue\n"); - atomic_set(&pd->scan_queue, 0); if (list_empty(&pd->cdrw.pkt_free_list)) { - VPRINTK("handle_queue: no pkt\n"); + pkt_dbg(2, pd, "no pkt\n"); return 0; } @@ -1224,7 +1227,7 @@ static int pkt_handle_queue(struct pktcdvd_device *pd) node = first_node; while (node) { bio = node->bio; - zone = ZONE(bio->bi_sector, pd); + zone = get_zone(bio->bi_sector, pd); list_for_each_entry(p, &pd->cdrw.pkt_active_list, list) { if (p->sector == zone) { bio = NULL; @@ -1244,7 +1247,7 @@ try_next_bio: } spin_unlock(&pd->lock); if (!bio) { - VPRINTK("handle_queue: no bio\n"); + pkt_dbg(2, pd, "no bio\n"); return 0; } @@ -1260,12 +1263,12 @@ try_next_bio: * to this packet. */ spin_lock(&pd->lock); - VPRINTK("pkt_handle_queue: looking for zone %llx\n", (unsigned long long)zone); + pkt_dbg(2, pd, "looking for zone %llx\n", (unsigned long long)zone); while ((node = pkt_rbtree_find(pd, zone)) != NULL) { bio = node->bio; - VPRINTK("pkt_handle_queue: found zone=%llx\n", - (unsigned long long)ZONE(bio->bi_sector, pd)); - if (ZONE(bio->bi_sector, pd) != zone) + pkt_dbg(2, pd, "found zone=%llx\n", + (unsigned long long)get_zone(bio->bi_sector, pd)); + if (get_zone(bio->bi_sector, pd) != zone) break; pkt_rbtree_erase(pd, node); spin_lock(&pkt->lock); @@ -1316,7 +1319,7 @@ static void pkt_start_write(struct pktcdvd_device *pd, struct packet_data *pkt) if (!bio_add_page(pkt->w_bio, bvec[f].bv_page, CD_FRAMESIZE, bvec[f].bv_offset)) BUG(); } - VPRINTK(DRIVER_NAME": vcnt=%d\n", pkt->w_bio->bi_vcnt); + pkt_dbg(2, pd, "vcnt=%d\n", pkt->w_bio->bi_vcnt); /* * Fill-in bvec with data from orig_bios. @@ -1327,7 +1330,7 @@ static void pkt_start_write(struct pktcdvd_device *pd, struct packet_data *pkt) pkt_set_state(pkt, PACKET_WRITE_WAIT_STATE); spin_unlock(&pkt->lock); - VPRINTK("pkt_start_write: Writing %d frames for zone %llx\n", + pkt_dbg(2, pd, "Writing %d frames for zone %llx\n", pkt->write_size, (unsigned long long)pkt->sector); if (test_bit(PACKET_MERGE_SEGS, &pd->flags) || (pkt->write_size < pkt->frames)) { @@ -1359,7 +1362,7 @@ static void pkt_run_state_machine(struct pktcdvd_device *pd, struct packet_data { int uptodate; - VPRINTK("run_state_machine: pkt %d\n", pkt->id); + pkt_dbg(2, pd, "pkt %d\n", pkt->id); for (;;) { switch (pkt->state) { @@ -1398,7 +1401,7 @@ static void pkt_run_state_machine(struct pktcdvd_device *pd, struct packet_data if (pkt_start_recovery(pkt)) { pkt_start_write(pd, pkt); } else { - VPRINTK("No recovery possible\n"); + pkt_dbg(2, pd, "No recovery possible\n"); pkt_set_state(pkt, PACKET_FINISHED_STATE); } break; @@ -1419,8 +1422,6 @@ static void pkt_handle_packets(struct pktcdvd_device *pd) { struct packet_data *pkt, *next; - VPRINTK("pkt_handle_packets\n"); - /* * Run state machine for active packets */ @@ -1502,9 +1503,9 @@ static int kcdrwd(void *foobar) if (PACKET_DEBUG > 1) { int states[PACKET_NUM_STATES]; pkt_count_states(pd, states); - VPRINTK("kcdrwd: i:%d ow:%d rw:%d ww:%d rec:%d fin:%d\n", - states[0], states[1], states[2], states[3], - states[4], states[5]); + pkt_dbg(2, pd, "i:%d ow:%d rw:%d ww:%d rec:%d fin:%d\n", + states[0], states[1], states[2], + states[3], states[4], states[5]); } min_sleep_time = MAX_SCHEDULE_TIMEOUT; @@ -1513,9 +1514,9 @@ static int kcdrwd(void *foobar) min_sleep_time = pkt->sleep_time; } - VPRINTK("kcdrwd: sleeping\n"); + pkt_dbg(2, pd, "sleeping\n"); residue = schedule_timeout(min_sleep_time); - VPRINTK("kcdrwd: wake up\n"); + pkt_dbg(2, pd, "wake up\n"); /* make swsusp happy with our thread */ try_to_freeze(); @@ -1563,9 +1564,10 @@ work_to_do: static void pkt_print_settings(struct pktcdvd_device *pd) { - printk(DRIVER_NAME": %s packets, ", pd->settings.fp ? "Fixed" : "Variable"); - printk("%u blocks, ", pd->settings.size >> 2); - printk("Mode-%c disc\n", pd->settings.block_mode == 8 ? '1' : '2'); + pkt_info(pd, "%s packets, %u blocks, Mode-%c disc\n", + pd->settings.fp ? "Fixed" : "Variable", + pd->settings.size >> 2, + pd->settings.block_mode == 8 ? '1' : '2'); } static int pkt_mode_sense(struct pktcdvd_device *pd, struct packet_command *cgc, int page_code, int page_control) @@ -1699,7 +1701,7 @@ static noinline_for_stack int pkt_set_write_settings(struct pktcdvd_device *pd) init_cdrom_command(&cgc, buffer, sizeof(*wp), CGC_DATA_READ); cgc.sense = &sense; if ((ret = pkt_mode_sense(pd, &cgc, GPMODE_WRITE_PARMS_PAGE, 0))) { - pkt_dump_sense(&cgc); + pkt_dump_sense(pd, &cgc); return ret; } @@ -1714,7 +1716,7 @@ static noinline_for_stack int pkt_set_write_settings(struct pktcdvd_device *pd) init_cdrom_command(&cgc, buffer, size, CGC_DATA_READ); cgc.sense = &sense; if ((ret = pkt_mode_sense(pd, &cgc, GPMODE_WRITE_PARMS_PAGE, 0))) { - pkt_dump_sense(&cgc); + pkt_dump_sense(pd, &cgc); return ret; } @@ -1749,14 +1751,14 @@ static noinline_for_stack int pkt_set_write_settings(struct pktcdvd_device *pd) /* * paranoia */ - printk(DRIVER_NAME": write mode wrong %d\n", wp->data_block_type); + pkt_err(pd, "write mode wrong %d\n", wp->data_block_type); return 1; } wp->packet_size = cpu_to_be32(pd->settings.size >> 2); cgc.buflen = cgc.cmd[8] = size; if ((ret = pkt_mode_select(pd, &cgc))) { - pkt_dump_sense(&cgc); + pkt_dump_sense(pd, &cgc); return ret; } @@ -1793,7 +1795,7 @@ static int pkt_writable_track(struct pktcdvd_device *pd, track_information *ti) if (ti->rt == 1 && ti->blank == 0) return 1; - printk(DRIVER_NAME": bad state %d-%d-%d\n", ti->rt, ti->blank, ti->packet); + pkt_err(pd, "bad state %d-%d-%d\n", ti->rt, ti->blank, ti->packet); return 0; } @@ -1811,7 +1813,8 @@ static int pkt_writable_disc(struct pktcdvd_device *pd, disc_information *di) case 0x12: /* DVD-RAM */ return 1; default: - VPRINTK(DRIVER_NAME": Wrong disc profile (%x)\n", pd->mmc3_profile); + pkt_dbg(2, pd, "Wrong disc profile (%x)\n", + pd->mmc3_profile); return 0; } @@ -1820,22 +1823,22 @@ static int pkt_writable_disc(struct pktcdvd_device *pd, disc_information *di) * but i'm not sure, should we leave this to user apps? probably. */ if (di->disc_type == 0xff) { - printk(DRIVER_NAME": Unknown disc. No track?\n"); + pkt_notice(pd, "unknown disc - no track?\n"); return 0; } if (di->disc_type != 0x20 && di->disc_type != 0) { - printk(DRIVER_NAME": Wrong disc type (%x)\n", di->disc_type); + pkt_err(pd, "wrong disc type (%x)\n", di->disc_type); return 0; } if (di->erasable == 0) { - printk(DRIVER_NAME": Disc not erasable\n"); + pkt_notice(pd, "disc not erasable\n"); return 0; } if (di->border_status == PACKET_SESSION_RESERVED) { - printk(DRIVER_NAME": Can't write to last track (reserved)\n"); + pkt_err(pd, "can't write to last track (reserved)\n"); return 0; } @@ -1860,7 +1863,7 @@ static noinline_for_stack int pkt_probe_settings(struct pktcdvd_device *pd) memset(&ti, 0, sizeof(track_information)); if ((ret = pkt_get_disc_info(pd, &di))) { - printk("failed get_disc\n"); + pkt_err(pd, "failed get_disc\n"); return ret; } @@ -1871,12 +1874,12 @@ static noinline_for_stack int pkt_probe_settings(struct pktcdvd_device *pd) track = 1; /* (di.last_track_msb << 8) | di.last_track_lsb; */ if ((ret = pkt_get_track_info(pd, track, 1, &ti))) { - printk(DRIVER_NAME": failed get_track\n"); + pkt_err(pd, "failed get_track\n"); return ret; } if (!pkt_writable_track(pd, &ti)) { - printk(DRIVER_NAME": can't write to this track\n"); + pkt_err(pd, "can't write to this track\n"); return -EROFS; } @@ -1886,11 +1889,11 @@ static noinline_for_stack int pkt_probe_settings(struct pktcdvd_device *pd) */ pd->settings.size = be32_to_cpu(ti.fixed_packet_size) << 2; if (pd->settings.size == 0) { - printk(DRIVER_NAME": detected zero packet size!\n"); + pkt_notice(pd, "detected zero packet size!\n"); return -ENXIO; } if (pd->settings.size > PACKET_MAX_SECTORS) { - printk(DRIVER_NAME": packet size is too big\n"); + pkt_err(pd, "packet size is too big\n"); return -EROFS; } pd->settings.fp = ti.fp; @@ -1932,7 +1935,7 @@ static noinline_for_stack int pkt_probe_settings(struct pktcdvd_device *pd) pd->settings.block_mode = PACKET_BLOCK_MODE2; break; default: - printk(DRIVER_NAME": unknown data mode\n"); + pkt_err(pd, "unknown data mode\n"); return -EROFS; } return 0; @@ -1966,10 +1969,10 @@ static noinline_for_stack int pkt_write_caching(struct pktcdvd_device *pd, cgc.buflen = cgc.cmd[8] = 2 + ((buf[0] << 8) | (buf[1] & 0xff)); ret = pkt_mode_select(pd, &cgc); if (ret) { - printk(DRIVER_NAME": write caching control failed\n"); - pkt_dump_sense(&cgc); + pkt_err(pd, "write caching control failed\n"); + pkt_dump_sense(pd, &cgc); } else if (!ret && set) - printk(DRIVER_NAME": enabled write caching on %s\n", pd->name); + pkt_notice(pd, "enabled write caching\n"); return ret; } @@ -2005,7 +2008,7 @@ static noinline_for_stack int pkt_get_max_speed(struct pktcdvd_device *pd, sizeof(struct mode_page_header); ret = pkt_mode_sense(pd, &cgc, GPMODE_CAPABILITIES_PAGE, 0); if (ret) { - pkt_dump_sense(&cgc); + pkt_dump_sense(pd, &cgc); return ret; } } @@ -2064,7 +2067,7 @@ static noinline_for_stack int pkt_media_speed(struct pktcdvd_device *pd, cgc.cmd[8] = 2; ret = pkt_generic_packet(pd, &cgc); if (ret) { - pkt_dump_sense(&cgc); + pkt_dump_sense(pd, &cgc); return ret; } size = ((unsigned int) buf[0]<<8) + buf[1] + 2; @@ -2079,16 +2082,16 @@ static noinline_for_stack int pkt_media_speed(struct pktcdvd_device *pd, cgc.cmd[8] = size; ret = pkt_generic_packet(pd, &cgc); if (ret) { - pkt_dump_sense(&cgc); + pkt_dump_sense(pd, &cgc); return ret; } if (!(buf[6] & 0x40)) { - printk(DRIVER_NAME": Disc type is not CD-RW\n"); + pkt_notice(pd, "disc type is not CD-RW\n"); return 1; } if (!(buf[6] & 0x4)) { - printk(DRIVER_NAME": A1 values on media are not valid, maybe not CDRW?\n"); + pkt_notice(pd, "A1 values on media are not valid, maybe not CDRW?\n"); return 1; } @@ -2108,14 +2111,14 @@ static noinline_for_stack int pkt_media_speed(struct pktcdvd_device *pd, *speed = us_clv_to_speed[sp]; break; default: - printk(DRIVER_NAME": Unknown disc sub-type %d\n",st); + pkt_notice(pd, "unknown disc sub-type %d\n", st); return 1; } if (*speed) { - printk(DRIVER_NAME": Max. media speed: %d\n",*speed); + pkt_info(pd, "maximum media speed: %d\n", *speed); return 0; } else { - printk(DRIVER_NAME": Unknown speed %d for sub-type %d\n",sp,st); + pkt_notice(pd, "unknown speed %d for sub-type %d\n", sp, st); return 1; } } @@ -2126,7 +2129,7 @@ static noinline_for_stack int pkt_perform_opc(struct pktcdvd_device *pd) struct request_sense sense; int ret; - VPRINTK(DRIVER_NAME": Performing OPC\n"); + pkt_dbg(2, pd, "Performing OPC\n"); init_cdrom_command(&cgc, NULL, 0, CGC_DATA_NONE); cgc.sense = &sense; @@ -2134,7 +2137,7 @@ static noinline_for_stack int pkt_perform_opc(struct pktcdvd_device *pd) cgc.cmd[0] = GPCMD_SEND_OPC; cgc.cmd[1] = 1; if ((ret = pkt_generic_packet(pd, &cgc))) - pkt_dump_sense(&cgc); + pkt_dump_sense(pd, &cgc); return ret; } @@ -2144,12 +2147,12 @@ static int pkt_open_write(struct pktcdvd_device *pd) unsigned int write_speed, media_write_speed, read_speed; if ((ret = pkt_probe_settings(pd))) { - VPRINTK(DRIVER_NAME": %s failed probe\n", pd->name); + pkt_dbg(2, pd, "failed probe\n"); return ret; } if ((ret = pkt_set_write_settings(pd))) { - DPRINTK(DRIVER_NAME": %s failed saving write settings\n", pd->name); + pkt_dbg(1, pd, "failed saving write settings\n"); return -EIO; } @@ -2161,26 +2164,26 @@ static int pkt_open_write(struct pktcdvd_device *pd) case 0x13: /* DVD-RW */ case 0x1a: /* DVD+RW */ case 0x12: /* DVD-RAM */ - DPRINTK(DRIVER_NAME": write speed %ukB/s\n", write_speed); + pkt_dbg(1, pd, "write speed %ukB/s\n", write_speed); break; default: if ((ret = pkt_media_speed(pd, &media_write_speed))) media_write_speed = 16; write_speed = min(write_speed, media_write_speed * 177); - DPRINTK(DRIVER_NAME": write speed %ux\n", write_speed / 176); + pkt_dbg(1, pd, "write speed %ux\n", write_speed / 176); break; } read_speed = write_speed; if ((ret = pkt_set_speed(pd, write_speed, read_speed))) { - DPRINTK(DRIVER_NAME": %s couldn't set write speed\n", pd->name); + pkt_dbg(1, pd, "couldn't set write speed\n"); return -EIO; } pd->write_speed = write_speed; pd->read_speed = read_speed; if ((ret = pkt_perform_opc(pd))) { - DPRINTK(DRIVER_NAME": %s Optimum Power Calibration failed\n", pd->name); + pkt_dbg(1, pd, "Optimum Power Calibration failed\n"); } return 0; @@ -2205,7 +2208,7 @@ static int pkt_open_dev(struct pktcdvd_device *pd, fmode_t write) goto out; if ((ret = pkt_get_last_written(pd, &lba))) { - printk(DRIVER_NAME": pkt_get_last_written failed\n"); + pkt_err(pd, "pkt_get_last_written failed\n"); goto out_putdev; } @@ -2235,11 +2238,11 @@ static int pkt_open_dev(struct pktcdvd_device *pd, fmode_t write) if (write) { if (!pkt_grow_pktlist(pd, CONFIG_CDROM_PKTCDVD_BUFFERS)) { - printk(DRIVER_NAME": not enough memory for buffers\n"); + pkt_err(pd, "not enough memory for buffers\n"); ret = -ENOMEM; goto out_putdev; } - printk(DRIVER_NAME": %lukB available on disc\n", lba << 1); + pkt_info(pd, "%lukB available on disc\n", lba << 1); } return 0; @@ -2257,7 +2260,7 @@ out: static void pkt_release_dev(struct pktcdvd_device *pd, int flush) { if (flush && pkt_flush_cache(pd)) - DPRINTK(DRIVER_NAME": %s not flushing cache\n", pd->name); + pkt_dbg(1, pd, "not flushing cache\n"); pkt_lock_door(pd, 0); @@ -2279,8 +2282,6 @@ static int pkt_open(struct block_device *bdev, fmode_t mode) struct pktcdvd_device *pd = NULL; int ret; - VPRINTK(DRIVER_NAME": entering open\n"); - mutex_lock(&pktcdvd_mutex); mutex_lock(&ctl_mutex); pd = pkt_find_dev_from_minor(MINOR(bdev->bd_dev)); @@ -2315,7 +2316,6 @@ static int pkt_open(struct block_device *bdev, fmode_t mode) out_dec: pd->refcnt--; out: - VPRINTK(DRIVER_NAME": failed open (%d)\n", ret); mutex_unlock(&ctl_mutex); mutex_unlock(&pktcdvd_mutex); return ret; @@ -2360,7 +2360,8 @@ static void pkt_make_request(struct request_queue *q, struct bio *bio) pd = q->queuedata; if (!pd) { - printk(DRIVER_NAME": %s incorrect request queue\n", bdevname(bio->bi_bdev, b)); + pr_err("%s incorrect request queue\n", + bdevname(bio->bi_bdev, b)); goto end_io; } @@ -2382,20 +2383,20 @@ static void pkt_make_request(struct request_queue *q, struct bio *bio) } if (!test_bit(PACKET_WRITABLE, &pd->flags)) { - printk(DRIVER_NAME": WRITE for ro device %s (%llu)\n", - pd->name, (unsigned long long)bio->bi_sector); + pkt_notice(pd, "WRITE for ro device (%llu)\n", + (unsigned long long)bio->bi_sector); goto end_io; } if (!bio->bi_size || (bio->bi_size % CD_FRAMESIZE)) { - printk(DRIVER_NAME": wrong bio size\n"); + pkt_err(pd, "wrong bio size\n"); goto end_io; } blk_queue_bounce(q, &bio); - zone = ZONE(bio->bi_sector, pd); - VPRINTK("pkt_make_request: start = %6llx stop = %6llx\n", + zone = get_zone(bio->bi_sector, pd); + pkt_dbg(2, pd, "start = %6llx stop = %6llx\n", (unsigned long long)bio->bi_sector, (unsigned long long)bio_end_sector(bio)); @@ -2405,7 +2406,7 @@ static void pkt_make_request(struct request_queue *q, struct bio *bio) sector_t last_zone; int first_sectors; - last_zone = ZONE(bio_end_sector(bio) - 1, pd); + last_zone = get_zone(bio_end_sector(bio) - 1, pd); if (last_zone != zone) { BUG_ON(last_zone != zone + pd->settings.size); first_sectors = last_zone - bio->bi_sector; @@ -2500,7 +2501,7 @@ static int pkt_merge_bvec(struct request_queue *q, struct bvec_merge_data *bmd, struct bio_vec *bvec) { struct pktcdvd_device *pd = q->queuedata; - sector_t zone = ZONE(bmd->bi_sector, pd); + sector_t zone = get_zone(bmd->bi_sector, pd); int used = ((bmd->bi_sector - zone) << 9) + bmd->bi_size; int remaining = (pd->settings.size << 9) - used; int remaining2; @@ -2609,7 +2610,7 @@ static int pkt_new_dev(struct pktcdvd_device *pd, dev_t dev) struct block_device *bdev; if (pd->pkt_dev == dev) { - printk(DRIVER_NAME": Recursive setup not allowed\n"); + pkt_err(pd, "recursive setup not allowed\n"); return -EBUSY; } for (i = 0; i < MAX_WRITERS; i++) { @@ -2617,11 +2618,12 @@ static int pkt_new_dev(struct pktcdvd_device *pd, dev_t dev) if (!pd2) continue; if (pd2->bdev->bd_dev == dev) { - printk(DRIVER_NAME": %s already setup\n", bdevname(pd2->bdev, b)); + pkt_err(pd, "%s already setup\n", + bdevname(pd2->bdev, b)); return -EBUSY; } if (pd2->pkt_dev == dev) { - printk(DRIVER_NAME": Can't chain pktcdvd devices\n"); + pkt_err(pd, "can't chain pktcdvd devices\n"); return -EBUSY; } } @@ -2644,13 +2646,13 @@ static int pkt_new_dev(struct pktcdvd_device *pd, dev_t dev) atomic_set(&pd->cdrw.pending_bios, 0); pd->cdrw.thread = kthread_run(kcdrwd, pd, "%s", pd->name); if (IS_ERR(pd->cdrw.thread)) { - printk(DRIVER_NAME": can't start kernel thread\n"); + pkt_err(pd, "can't start kernel thread\n"); ret = -ENOMEM; goto out_mem; } proc_create_data(pd->name, 0, pkt_proc, &pkt_proc_fops, pd); - DPRINTK(DRIVER_NAME": writer %s mapped to %s\n", pd->name, bdevname(bdev, b)); + pkt_dbg(1, pd, "writer mapped to %s\n", bdevname(bdev, b)); return 0; out_mem: @@ -2665,8 +2667,8 @@ static int pkt_ioctl(struct block_device *bdev, fmode_t mode, unsigned int cmd, struct pktcdvd_device *pd = bdev->bd_disk->private_data; int ret; - VPRINTK("pkt_ioctl: cmd %x, dev %d:%d\n", cmd, - MAJOR(bdev->bd_dev), MINOR(bdev->bd_dev)); + pkt_dbg(2, pd, "cmd %x, dev %d:%d\n", + cmd, MAJOR(bdev->bd_dev), MINOR(bdev->bd_dev)); mutex_lock(&pktcdvd_mutex); switch (cmd) { @@ -2690,7 +2692,7 @@ static int pkt_ioctl(struct block_device *bdev, fmode_t mode, unsigned int cmd, break; default: - VPRINTK(DRIVER_NAME": Unknown ioctl for %s (%x)\n", pd->name, cmd); + pkt_dbg(2, pd, "Unknown ioctl (%x)\n", cmd); ret = -ENOTTY; } mutex_unlock(&pktcdvd_mutex); @@ -2743,7 +2745,7 @@ static int pkt_setup_dev(dev_t dev, dev_t* pkt_dev) if (!pkt_devs[idx]) break; if (idx == MAX_WRITERS) { - printk(DRIVER_NAME": max %d writers supported\n", MAX_WRITERS); + pr_err("max %d writers supported\n", MAX_WRITERS); ret = -EBUSY; goto out_mutex; } @@ -2818,7 +2820,7 @@ out_mem: kfree(pd); out_mutex: mutex_unlock(&ctl_mutex); - printk(DRIVER_NAME": setup of pktcdvd device failed\n"); + pr_err("setup of pktcdvd device failed\n"); return ret; } @@ -2839,7 +2841,7 @@ static int pkt_remove_dev(dev_t pkt_dev) break; } if (idx == MAX_WRITERS) { - DPRINTK(DRIVER_NAME": dev not setup\n"); + pr_debug("dev not setup\n"); ret = -ENXIO; goto out; } @@ -2859,7 +2861,7 @@ static int pkt_remove_dev(dev_t pkt_dev) blkdev_put(pd->bdev, FMODE_READ | FMODE_NDELAY); remove_proc_entry(pd->name, pkt_proc); - DPRINTK(DRIVER_NAME": writer %s unmapped\n", pd->name); + pkt_dbg(1, pd, "writer unmapped\n"); del_gendisk(pd->disk); blk_cleanup_queue(pd->disk->queue); @@ -2969,7 +2971,7 @@ static int __init pkt_init(void) ret = register_blkdev(pktdev_major, DRIVER_NAME); if (ret < 0) { - printk(DRIVER_NAME": Unable to register block device\n"); + pr_err("unable to register block device\n"); goto out2; } if (!pktdev_major) @@ -2983,7 +2985,7 @@ static int __init pkt_init(void) ret = misc_register(&pkt_misc); if (ret) { - printk(DRIVER_NAME": Unable to register misc device\n"); + pr_err("unable to register misc device\n"); goto out_misc; } diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c index 39c51cc7fab..b22a7d0fe5b 100644 --- a/drivers/block/rbd.c +++ b/drivers/block/rbd.c @@ -5132,7 +5132,7 @@ static ssize_t rbd_remove(struct bus_type *bus, bool already = false; int ret; - ret = strict_strtoul(buf, 10, &ul); + ret = kstrtoul(buf, 10, &ul); if (ret) return ret; diff --git a/drivers/block/swim.c b/drivers/block/swim.c index 8ed6ccb748c..b02d53a399f 100644 --- a/drivers/block/swim.c +++ b/drivers/block/swim.c @@ -924,7 +924,6 @@ static int swim_probe(struct platform_device *dev) return 0; out_kfree: - platform_set_drvdata(dev, NULL); kfree(swd); out_iounmap: iounmap(swim_base); @@ -962,7 +961,6 @@ static int swim_remove(struct platform_device *dev) if (res) release_mem_region(res->start, resource_size(res)); - platform_set_drvdata(dev, NULL); kfree(swd); return 0; diff --git a/drivers/block/xen-blkback/xenbus.c b/drivers/block/xen-blkback/xenbus.c index fe5c3cd10c3..c2014a0aa20 100644 --- a/drivers/block/xen-blkback/xenbus.c +++ b/drivers/block/xen-blkback/xenbus.c @@ -620,7 +620,7 @@ static void backend_changed(struct xenbus_watch *watch, } /* Front end dir is a number, which is used as the handle. */ - err = strict_strtoul(strrchr(dev->otherend, '/') + 1, 0, &handle); + err = kstrtoul(strrchr(dev->otherend, '/') + 1, 0, &handle); if (err) return; diff --git a/drivers/char/random.c b/drivers/char/random.c index 0d91fe52f3f..7737b5bd26a 100644 --- a/drivers/char/random.c +++ b/drivers/char/random.c @@ -255,10 +255,7 @@ #include <linux/fips.h> #include <linux/ptrace.h> #include <linux/kmemcheck.h> - -#ifdef CONFIG_GENERIC_HARDIRQS -# include <linux/irq.h> -#endif +#include <linux/irq.h> #include <asm/processor.h> #include <asm/uaccess.h> diff --git a/drivers/char/tpm/tpm_tis.c b/drivers/char/tpm/tpm_tis.c index 4519cb33298..5796d0157ce 100644 --- a/drivers/char/tpm/tpm_tis.c +++ b/drivers/char/tpm/tpm_tis.c @@ -766,6 +766,25 @@ static void tpm_tis_reenable_interrupts(struct tpm_chip *chip) } #endif +#ifdef CONFIG_PM_SLEEP +static int tpm_tis_resume(struct device *dev) +{ + struct tpm_chip *chip = dev_get_drvdata(dev); + int ret; + + if (chip->vendor.irq) + tpm_tis_reenable_interrupts(chip); + + ret = tpm_pm_resume(dev); + if (!ret) + tpm_do_selftest(chip); + + return ret; +} +#endif + +static SIMPLE_DEV_PM_OPS(tpm_tis_pm, tpm_pm_suspend, tpm_tis_resume); + #ifdef CONFIG_PNP static int tpm_tis_pnp_init(struct pnp_dev *pnp_dev, const struct pnp_device_id *pnp_id) @@ -787,26 +806,6 @@ static int tpm_tis_pnp_init(struct pnp_dev *pnp_dev, return tpm_tis_init(&pnp_dev->dev, start, len, irq); } -static int tpm_tis_pnp_suspend(struct pnp_dev *dev, pm_message_t msg) -{ - return tpm_pm_suspend(&dev->dev); -} - -static int tpm_tis_pnp_resume(struct pnp_dev *dev) -{ - struct tpm_chip *chip = pnp_get_drvdata(dev); - int ret; - - if (chip->vendor.irq) - tpm_tis_reenable_interrupts(chip); - - ret = tpm_pm_resume(&dev->dev); - if (!ret) - tpm_do_selftest(chip); - - return ret; -} - static struct pnp_device_id tpm_pnp_tbl[] = { {"PNP0C31", 0}, /* TPM */ {"ATM1200", 0}, /* Atmel */ @@ -835,9 +834,12 @@ static struct pnp_driver tis_pnp_driver = { .name = "tpm_tis", .id_table = tpm_pnp_tbl, .probe = tpm_tis_pnp_init, - .suspend = tpm_tis_pnp_suspend, - .resume = tpm_tis_pnp_resume, .remove = tpm_tis_pnp_remove, +#ifdef CONFIG_PM_SLEEP + .driver = { + .pm = &tpm_tis_pm, + }, +#endif }; #define TIS_HID_USR_IDX sizeof(tpm_pnp_tbl)/sizeof(struct pnp_device_id) -2 @@ -846,20 +848,6 @@ module_param_string(hid, tpm_pnp_tbl[TIS_HID_USR_IDX].id, MODULE_PARM_DESC(hid, "Set additional specific HID for this driver to probe"); #endif -#ifdef CONFIG_PM_SLEEP -static int tpm_tis_resume(struct device *dev) -{ - struct tpm_chip *chip = dev_get_drvdata(dev); - - if (chip->vendor.irq) - tpm_tis_reenable_interrupts(chip); - - return tpm_pm_resume(dev); -} -#endif - -static SIMPLE_DEV_PM_OPS(tpm_tis_pm, tpm_pm_suspend, tpm_tis_resume); - static struct platform_driver tis_drv = { .driver = { .name = "tpm_tis", diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c index 5c75e3147a6..43c24aa756f 100644 --- a/drivers/cpufreq/cpufreq.c +++ b/drivers/cpufreq/cpufreq.c @@ -280,13 +280,6 @@ static void __cpufreq_notify_transition(struct cpufreq_policy *policy, switch (state) { case CPUFREQ_PRECHANGE: - if (WARN(policy->transition_ongoing == - cpumask_weight(policy->cpus), - "In middle of another frequency transition\n")) - return; - - policy->transition_ongoing++; - /* detect if the driver reported a value as "old frequency" * which is not equal to what the cpufreq core thinks is * "old frequency". @@ -306,12 +299,6 @@ static void __cpufreq_notify_transition(struct cpufreq_policy *policy, break; case CPUFREQ_POSTCHANGE: - if (WARN(!policy->transition_ongoing, - "No frequency transition in progress\n")) - return; - - policy->transition_ongoing--; - adjust_jiffies(CPUFREQ_POSTCHANGE, freqs); pr_debug("FREQ: %lu - CPU: %lu", (unsigned long)freqs->new, (unsigned long)freqs->cpu); @@ -437,7 +424,7 @@ static int __cpufreq_set_policy(struct cpufreq_policy *policy, static ssize_t store_##file_name \ (struct cpufreq_policy *policy, const char *buf, size_t count) \ { \ - unsigned int ret; \ + int ret; \ struct cpufreq_policy new_policy; \ \ ret = cpufreq_get_policy(&new_policy, policy->cpu); \ @@ -490,7 +477,7 @@ static ssize_t show_scaling_governor(struct cpufreq_policy *policy, char *buf) static ssize_t store_scaling_governor(struct cpufreq_policy *policy, const char *buf, size_t count) { - unsigned int ret; + int ret; char str_governor[16]; struct cpufreq_policy new_policy; @@ -694,8 +681,13 @@ static ssize_t store(struct kobject *kobj, struct attribute *attr, struct freq_attr *fattr = to_attr(attr); ssize_t ret = -EINVAL; + get_online_cpus(); + + if (!cpu_online(policy->cpu)) + goto unlock; + if (!down_read_trylock(&cpufreq_rwsem)) - goto exit; + goto unlock; if (lock_policy_rwsem_write(policy->cpu) < 0) goto up_read; @@ -709,7 +701,9 @@ static ssize_t store(struct kobject *kobj, struct attribute *attr, up_read: up_read(&cpufreq_rwsem); -exit: +unlock: + put_online_cpus(); + return ret; } @@ -912,11 +906,11 @@ static struct cpufreq_policy *cpufreq_policy_restore(unsigned int cpu) struct cpufreq_policy *policy; unsigned long flags; - write_lock_irqsave(&cpufreq_driver_lock, flags); + read_lock_irqsave(&cpufreq_driver_lock, flags); policy = per_cpu(cpufreq_cpu_data_fallback, cpu); - write_unlock_irqrestore(&cpufreq_driver_lock, flags); + read_unlock_irqrestore(&cpufreq_driver_lock, flags); return policy; } @@ -953,6 +947,21 @@ static void cpufreq_policy_free(struct cpufreq_policy *policy) kfree(policy); } +static void update_policy_cpu(struct cpufreq_policy *policy, unsigned int cpu) +{ + if (cpu == policy->cpu) + return; + + policy->last_cpu = policy->cpu; + policy->cpu = cpu; + +#ifdef CONFIG_CPU_FREQ_TABLE + cpufreq_frequency_table_update_policy_cpu(policy); +#endif + blocking_notifier_call_chain(&cpufreq_policy_notifier_list, + CPUFREQ_UPDATE_POLICY_CPU, policy); +} + static int __cpufreq_add_dev(struct device *dev, struct subsys_interface *sif, bool frozen) { @@ -1006,7 +1015,18 @@ static int __cpufreq_add_dev(struct device *dev, struct subsys_interface *sif, if (!policy) goto nomem_out; - policy->cpu = cpu; + + /* + * In the resume path, since we restore a saved policy, the assignment + * to policy->cpu is like an update of the existing policy, rather than + * the creation of a brand new one. So we need to perform this update + * by invoking update_policy_cpu(). + */ + if (frozen && cpu != policy->cpu) + update_policy_cpu(policy, cpu); + else + policy->cpu = cpu; + policy->governor = CPUFREQ_DEFAULT_GOVERNOR; cpumask_copy(policy->cpus, cpumask_of(cpu)); @@ -1098,18 +1118,6 @@ static int cpufreq_add_dev(struct device *dev, struct subsys_interface *sif) return __cpufreq_add_dev(dev, sif, false); } -static void update_policy_cpu(struct cpufreq_policy *policy, unsigned int cpu) -{ - policy->last_cpu = policy->cpu; - policy->cpu = cpu; - -#ifdef CONFIG_CPU_FREQ_TABLE - cpufreq_frequency_table_update_policy_cpu(policy); -#endif - blocking_notifier_call_chain(&cpufreq_policy_notifier_list, - CPUFREQ_UPDATE_POLICY_CPU, policy); -} - static int cpufreq_nominate_new_policy_cpu(struct cpufreq_policy *policy, unsigned int old_cpu, bool frozen) { @@ -1141,22 +1149,14 @@ static int cpufreq_nominate_new_policy_cpu(struct cpufreq_policy *policy, return cpu_dev->id; } -/** - * __cpufreq_remove_dev - remove a CPU device - * - * Removes the cpufreq interface for a CPU device. - * Caller should already have policy_rwsem in write mode for this CPU. - * This routine frees the rwsem before returning. - */ -static int __cpufreq_remove_dev(struct device *dev, - struct subsys_interface *sif, bool frozen) +static int __cpufreq_remove_dev_prepare(struct device *dev, + struct subsys_interface *sif, + bool frozen) { unsigned int cpu = dev->id, cpus; int new_cpu, ret; unsigned long flags; struct cpufreq_policy *policy; - struct kobject *kobj; - struct completion *cmp; pr_debug("%s: unregistering CPU %u\n", __func__, cpu); @@ -1196,8 +1196,9 @@ static int __cpufreq_remove_dev(struct device *dev, cpumask_clear_cpu(cpu, policy->cpus); unlock_policy_rwsem_write(cpu); - if (cpu != policy->cpu && !frozen) { - sysfs_remove_link(&dev->kobj, "cpufreq"); + if (cpu != policy->cpu) { + if (!frozen) + sysfs_remove_link(&dev->kobj, "cpufreq"); } else if (cpus > 1) { new_cpu = cpufreq_nominate_new_policy_cpu(policy, cpu, frozen); @@ -1213,6 +1214,33 @@ static int __cpufreq_remove_dev(struct device *dev, } } + return 0; +} + +static int __cpufreq_remove_dev_finish(struct device *dev, + struct subsys_interface *sif, + bool frozen) +{ + unsigned int cpu = dev->id, cpus; + int ret; + unsigned long flags; + struct cpufreq_policy *policy; + struct kobject *kobj; + struct completion *cmp; + + read_lock_irqsave(&cpufreq_driver_lock, flags); + policy = per_cpu(cpufreq_cpu_data, cpu); + read_unlock_irqrestore(&cpufreq_driver_lock, flags); + + if (!policy) { + pr_debug("%s: No cpu_data found\n", __func__); + return -EINVAL; + } + + lock_policy_rwsem_read(cpu); + cpus = cpumask_weight(policy->cpus); + unlock_policy_rwsem_read(cpu); + /* If cpu is last user of policy, free policy */ if (cpus == 1) { if (cpufreq_driver->target) { @@ -1272,6 +1300,27 @@ static int __cpufreq_remove_dev(struct device *dev, return 0; } +/** + * __cpufreq_remove_dev - remove a CPU device + * + * Removes the cpufreq interface for a CPU device. + * Caller should already have policy_rwsem in write mode for this CPU. + * This routine frees the rwsem before returning. + */ +static inline int __cpufreq_remove_dev(struct device *dev, + struct subsys_interface *sif, + bool frozen) +{ + int ret; + + ret = __cpufreq_remove_dev_prepare(dev, sif, frozen); + + if (!ret) + ret = __cpufreq_remove_dev_finish(dev, sif, frozen); + + return ret; +} + static int cpufreq_remove_dev(struct device *dev, struct subsys_interface *sif) { unsigned int cpu = dev->id; @@ -1610,8 +1659,6 @@ int __cpufreq_driver_target(struct cpufreq_policy *policy, if (cpufreq_disabled()) return -ENODEV; - if (policy->transition_ongoing) - return -EBUSY; /* Make sure that target_freq is within supported range */ if (target_freq > policy->max) @@ -1692,8 +1739,9 @@ static int __cpufreq_governor(struct cpufreq_policy *policy, policy->cpu, event); mutex_lock(&cpufreq_governor_lock); - if ((!policy->governor_enabled && (event == CPUFREQ_GOV_STOP)) || - (policy->governor_enabled && (event == CPUFREQ_GOV_START))) { + if ((policy->governor_enabled && event == CPUFREQ_GOV_START) + || (!policy->governor_enabled + && (event == CPUFREQ_GOV_LIMITS || event == CPUFREQ_GOV_STOP))) { mutex_unlock(&cpufreq_governor_lock); return -EBUSY; } @@ -1994,7 +2042,11 @@ static int cpufreq_cpu_callback(struct notifier_block *nfb, break; case CPU_DOWN_PREPARE: - __cpufreq_remove_dev(dev, NULL, frozen); + __cpufreq_remove_dev_prepare(dev, NULL, frozen); + break; + + case CPU_POST_DEAD: + __cpufreq_remove_dev_finish(dev, NULL, frozen); break; case CPU_DOWN_FAILED: diff --git a/drivers/cpufreq/cpufreq_stats.c b/drivers/cpufreq/cpufreq_stats.c index 04452f026ed..4cf0d2805cb 100644 --- a/drivers/cpufreq/cpufreq_stats.c +++ b/drivers/cpufreq/cpufreq_stats.c @@ -74,7 +74,7 @@ static ssize_t show_time_in_state(struct cpufreq_policy *policy, char *buf) for (i = 0; i < stat->state_num; i++) { len += sprintf(buf + len, "%u %llu\n", stat->freq_table[i], (unsigned long long) - cputime64_to_clock_t(stat->time_in_state[i])); + jiffies_64_to_clock_t(stat->time_in_state[i])); } return len; } diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c index 6efd96c196b..9733f29ed14 100644 --- a/drivers/cpufreq/intel_pstate.c +++ b/drivers/cpufreq/intel_pstate.c @@ -522,6 +522,11 @@ static const struct x86_cpu_id intel_pstate_cpu_ids[] = { ICPU(0x2a, default_policy), ICPU(0x2d, default_policy), ICPU(0x3a, default_policy), + ICPU(0x3c, default_policy), + ICPU(0x3e, default_policy), + ICPU(0x3f, default_policy), + ICPU(0x45, default_policy), + ICPU(0x46, default_policy), {} }; MODULE_DEVICE_TABLE(x86cpu, intel_pstate_cpu_ids); diff --git a/drivers/cpuidle/driver.c b/drivers/cpuidle/driver.c index 3ac499d5a20..6e11701f0fc 100644 --- a/drivers/cpuidle/driver.c +++ b/drivers/cpuidle/driver.c @@ -331,7 +331,8 @@ struct cpuidle_driver *cpuidle_driver_ref(void) spin_lock(&cpuidle_driver_lock); drv = cpuidle_get_driver(); - drv->refcnt++; + if (drv) + drv->refcnt++; spin_unlock(&cpuidle_driver_lock); return drv; diff --git a/drivers/dma/dw/Kconfig b/drivers/dma/dw/Kconfig index dde13248b68..dcfe964cc8d 100644 --- a/drivers/dma/dw/Kconfig +++ b/drivers/dma/dw/Kconfig @@ -4,7 +4,6 @@ config DW_DMAC_CORE tristate "Synopsys DesignWare AHB DMA support" - depends on GENERIC_HARDIRQS select DMA_ENGINE config DW_DMAC diff --git a/drivers/firmware/dmi_scan.c b/drivers/firmware/dmi_scan.c index 232fa8fce26..fa0affb699b 100644 --- a/drivers/firmware/dmi_scan.c +++ b/drivers/firmware/dmi_scan.c @@ -14,7 +14,7 @@ * of and an antecedent to, SMBIOS, which stands for System * Management BIOS. See further: http://www.dmtf.org/standards */ -static char dmi_empty_string[] = " "; +static const char dmi_empty_string[] = " "; static u16 __initdata dmi_ver; /* @@ -49,7 +49,7 @@ static const char * __init dmi_string_nosave(const struct dmi_header *dm, u8 s) return ""; } -static char * __init dmi_string(const struct dmi_header *dm, u8 s) +static const char * __init dmi_string(const struct dmi_header *dm, u8 s) { const char *bp = dmi_string_nosave(dm, s); char *str; @@ -62,8 +62,6 @@ static char * __init dmi_string(const struct dmi_header *dm, u8 s) str = dmi_alloc(len); if (str != NULL) strcpy(str, bp); - else - printk(KERN_ERR "dmi_string: cannot allocate %Zu bytes.\n", len); return str; } @@ -133,17 +131,18 @@ static int __init dmi_checksum(const u8 *buf, u8 len) return sum == 0; } -static char *dmi_ident[DMI_STRING_MAX]; +static const char *dmi_ident[DMI_STRING_MAX]; static LIST_HEAD(dmi_devices); int dmi_available; /* * Save a DMI string */ -static void __init dmi_save_ident(const struct dmi_header *dm, int slot, int string) +static void __init dmi_save_ident(const struct dmi_header *dm, int slot, + int string) { - const char *d = (const char*) dm; - char *p; + const char *d = (const char *) dm; + const char *p; if (dmi_ident[slot]) return; @@ -155,9 +154,10 @@ static void __init dmi_save_ident(const struct dmi_header *dm, int slot, int str dmi_ident[slot] = p; } -static void __init dmi_save_uuid(const struct dmi_header *dm, int slot, int index) +static void __init dmi_save_uuid(const struct dmi_header *dm, int slot, + int index) { - const u8 *d = (u8*) dm + index; + const u8 *d = (u8 *) dm + index; char *s; int is_ff = 1, is_00 = 1, i; @@ -188,12 +188,13 @@ static void __init dmi_save_uuid(const struct dmi_header *dm, int slot, int inde else sprintf(s, "%pUB", d); - dmi_ident[slot] = s; + dmi_ident[slot] = s; } -static void __init dmi_save_type(const struct dmi_header *dm, int slot, int index) +static void __init dmi_save_type(const struct dmi_header *dm, int slot, + int index) { - const u8 *d = (u8*) dm + index; + const u8 *d = (u8 *) dm + index; char *s; if (dmi_ident[slot]) @@ -216,10 +217,8 @@ static void __init dmi_save_one_device(int type, const char *name) return; dev = dmi_alloc(sizeof(*dev) + strlen(name) + 1); - if (!dev) { - printk(KERN_ERR "dmi_save_one_device: out of memory.\n"); + if (!dev) return; - } dev->type = type; strcpy((char *)(dev + 1), name); @@ -249,17 +248,14 @@ static void __init dmi_save_oem_strings_devices(const struct dmi_header *dm) struct dmi_device *dev; for (i = 1; i <= count; i++) { - char *devname = dmi_string(dm, i); + const char *devname = dmi_string(dm, i); if (devname == dmi_empty_string) continue; dev = dmi_alloc(sizeof(*dev)); - if (!dev) { - printk(KERN_ERR - "dmi_save_oem_strings_devices: out of memory.\n"); + if (!dev) break; - } dev->type = DMI_DEV_TYPE_OEM_STRING; dev->name = devname; @@ -272,21 +268,17 @@ static void __init dmi_save_oem_strings_devices(const struct dmi_header *dm) static void __init dmi_save_ipmi_device(const struct dmi_header *dm) { struct dmi_device *dev; - void * data; + void *data; data = dmi_alloc(dm->length); - if (data == NULL) { - printk(KERN_ERR "dmi_save_ipmi_device: out of memory.\n"); + if (data == NULL) return; - } memcpy(data, dm, dm->length); dev = dmi_alloc(sizeof(*dev)); - if (!dev) { - printk(KERN_ERR "dmi_save_ipmi_device: out of memory.\n"); + if (!dev) return; - } dev->type = DMI_DEV_TYPE_IPMI; dev->name = "IPMI controller"; @@ -301,10 +293,9 @@ static void __init dmi_save_dev_onboard(int instance, int segment, int bus, struct dmi_dev_onboard *onboard_dev; onboard_dev = dmi_alloc(sizeof(*onboard_dev) + strlen(name) + 1); - if (!onboard_dev) { - printk(KERN_ERR "dmi_save_dev_onboard: out of memory.\n"); + if (!onboard_dev) return; - } + onboard_dev->instance = instance; onboard_dev->segment = segment; onboard_dev->bus = bus; @@ -320,7 +311,7 @@ static void __init dmi_save_dev_onboard(int instance, int segment, int bus, static void __init dmi_save_extended_devices(const struct dmi_header *dm) { - const u8 *d = (u8*) dm + 5; + const u8 *d = (u8 *) dm + 5; /* Skip disabled device */ if ((*d & 0x80) == 0) @@ -338,7 +329,7 @@ static void __init dmi_save_extended_devices(const struct dmi_header *dm) */ static void __init dmi_decode(const struct dmi_header *dm, void *dummy) { - switch(dm->type) { + switch (dm->type) { case 0: /* BIOS Information */ dmi_save_ident(dm, DMI_BIOS_VENDOR, 4); dmi_save_ident(dm, DMI_BIOS_VERSION, 5); @@ -502,13 +493,7 @@ void __init dmi_scan_machine(void) dmi_available = 1; goto out; } - } - else { - /* - * no iounmap() for that ioremap(); it would be a no-op, but - * it's so early in setup that sucker gets confused into doing - * what it shouldn't if we actually call it. - */ + } else { p = dmi_ioremap(0xF0000, 0x10000); if (p == NULL) goto error; @@ -533,7 +518,7 @@ void __init dmi_scan_machine(void) dmi_iounmap(p, 0x10000); } error: - printk(KERN_INFO "DMI not present or invalid.\n"); + pr_info("DMI not present or invalid.\n"); out: dmi_initialized = 1; } @@ -669,7 +654,7 @@ int dmi_name_in_serial(const char *str) /** * dmi_name_in_vendors - Check if string is in the DMI system or board vendor name - * @str: Case sensitive Name + * @str: Case sensitive Name */ int dmi_name_in_vendors(const char *str) { @@ -696,13 +681,13 @@ EXPORT_SYMBOL(dmi_name_in_vendors); * A new search is initiated by passing %NULL as the @from argument. * If @from is not %NULL, searches continue from next device. */ -const struct dmi_device * dmi_find_device(int type, const char *name, +const struct dmi_device *dmi_find_device(int type, const char *name, const struct dmi_device *from) { const struct list_head *head = from ? &from->list : &dmi_devices; struct list_head *d; - for(d = head->next; d != &dmi_devices; d = d->next) { + for (d = head->next; d != &dmi_devices; d = d->next) { const struct dmi_device *dev = list_entry(d, struct dmi_device, list); diff --git a/drivers/firmware/google/gsmi.c b/drivers/firmware/google/gsmi.c index acba0b9f440..6eb535ffedd 100644 --- a/drivers/firmware/google/gsmi.c +++ b/drivers/firmware/google/gsmi.c @@ -525,7 +525,7 @@ static ssize_t gsmi_clear_eventlog_store(struct kobject *kobj, u32 data_type; } param; - rc = strict_strtoul(buf, 0, &val); + rc = kstrtoul(buf, 0, &val); if (rc) return rc; diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig index 349b16160ac..b6ed304863e 100644 --- a/drivers/gpio/Kconfig +++ b/drivers/gpio/Kconfig @@ -203,6 +203,14 @@ config GPIO_MXS select GPIO_GENERIC select GENERIC_IRQ_CHIP +config GPIO_OCTEON + tristate "Cavium OCTEON GPIO" + depends on GPIOLIB && CAVIUM_OCTEON_SOC + default y + help + Say yes here to support the on-chip GPIO lines on the OCTEON + family of SOCs. + config GPIO_PL061 bool "PrimeCell PL061 GPIO support" depends on ARM && ARM_AMBA @@ -314,7 +322,7 @@ config GPIO_ICH config GPIO_VX855 tristate "VIA VX855/VX875 GPIO" - depends on PCI && GENERIC_HARDIRQS + depends on PCI select MFD_CORE select MFD_VX855 help @@ -388,7 +396,7 @@ config GPIO_MAX732X config GPIO_MAX732X_IRQ bool "Interrupt controller support for MAX732x" - depends on GPIO_MAX732X=y && GENERIC_HARDIRQS + depends on GPIO_MAX732X=y help Say yes here to enable the max732x to be used as an interrupt controller. It requires the driver to be built in the kernel. @@ -653,7 +661,7 @@ config GPIO_TIMBERDALE config GPIO_RDC321X tristate "RDC R-321x GPIO support" - depends on PCI && GENERIC_HARDIRQS + depends on PCI select MFD_CORE select MFD_RDC321X help diff --git a/drivers/gpio/Makefile b/drivers/gpio/Makefile index 97438bf8434..98e23ebba2c 100644 --- a/drivers/gpio/Makefile +++ b/drivers/gpio/Makefile @@ -52,6 +52,7 @@ obj-$(CONFIG_GPIO_MSM_V2) += gpio-msm-v2.o obj-$(CONFIG_GPIO_MVEBU) += gpio-mvebu.o obj-$(CONFIG_GPIO_MXC) += gpio-mxc.o obj-$(CONFIG_GPIO_MXS) += gpio-mxs.o +obj-$(CONFIG_GPIO_OCTEON) += gpio-octeon.o obj-$(CONFIG_ARCH_OMAP) += gpio-omap.o obj-$(CONFIG_GPIO_PCA953X) += gpio-pca953x.o obj-$(CONFIG_GPIO_PCF857X) += gpio-pcf857x.o diff --git a/drivers/gpio/gpio-octeon.c b/drivers/gpio/gpio-octeon.c new file mode 100644 index 00000000000..71a4a318315 --- /dev/null +++ b/drivers/gpio/gpio-octeon.c @@ -0,0 +1,157 @@ +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 2011, 2012 Cavium Inc. + */ + +#include <linux/platform_device.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/gpio.h> +#include <linux/io.h> + +#include <asm/octeon/octeon.h> +#include <asm/octeon/cvmx-gpio-defs.h> + +#define RX_DAT 0x80 +#define TX_SET 0x88 +#define TX_CLEAR 0x90 +/* + * The address offset of the GPIO configuration register for a given + * line. + */ +static unsigned int bit_cfg_reg(unsigned int offset) +{ + /* + * The register stride is 8, with a discontinuity after the + * first 16. + */ + if (offset < 16) + return 8 * offset; + else + return 8 * (offset - 16) + 0x100; +} + +struct octeon_gpio { + struct gpio_chip chip; + u64 register_base; +}; + +static int octeon_gpio_dir_in(struct gpio_chip *chip, unsigned offset) +{ + struct octeon_gpio *gpio = container_of(chip, struct octeon_gpio, chip); + + cvmx_write_csr(gpio->register_base + bit_cfg_reg(offset), 0); + return 0; +} + +static void octeon_gpio_set(struct gpio_chip *chip, unsigned offset, int value) +{ + struct octeon_gpio *gpio = container_of(chip, struct octeon_gpio, chip); + u64 mask = 1ull << offset; + u64 reg = gpio->register_base + (value ? TX_SET : TX_CLEAR); + cvmx_write_csr(reg, mask); +} + +static int octeon_gpio_dir_out(struct gpio_chip *chip, unsigned offset, + int value) +{ + struct octeon_gpio *gpio = container_of(chip, struct octeon_gpio, chip); + union cvmx_gpio_bit_cfgx cfgx; + + octeon_gpio_set(chip, offset, value); + + cfgx.u64 = 0; + cfgx.s.tx_oe = 1; + + cvmx_write_csr(gpio->register_base + bit_cfg_reg(offset), cfgx.u64); + return 0; +} + +static int octeon_gpio_get(struct gpio_chip *chip, unsigned offset) +{ + struct octeon_gpio *gpio = container_of(chip, struct octeon_gpio, chip); + u64 read_bits = cvmx_read_csr(gpio->register_base + RX_DAT); + + return ((1ull << offset) & read_bits) != 0; +} + +static int octeon_gpio_probe(struct platform_device *pdev) +{ + struct octeon_gpio *gpio; + struct gpio_chip *chip; + struct resource *res_mem; + int err = 0; + + gpio = devm_kzalloc(&pdev->dev, sizeof(*gpio), GFP_KERNEL); + if (!gpio) + return -ENOMEM; + chip = &gpio->chip; + + res_mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (res_mem == NULL) { + dev_err(&pdev->dev, "found no memory resource\n"); + err = -ENXIO; + goto out; + } + if (!devm_request_mem_region(&pdev->dev, res_mem->start, + resource_size(res_mem), + res_mem->name)) { + dev_err(&pdev->dev, "request_mem_region failed\n"); + err = -ENXIO; + goto out; + } + gpio->register_base = (u64)devm_ioremap(&pdev->dev, res_mem->start, + resource_size(res_mem)); + + pdev->dev.platform_data = chip; + chip->label = "octeon-gpio"; + chip->dev = &pdev->dev; + chip->owner = THIS_MODULE; + chip->base = 0; + chip->can_sleep = 0; + chip->ngpio = 20; + chip->direction_input = octeon_gpio_dir_in; + chip->get = octeon_gpio_get; + chip->direction_output = octeon_gpio_dir_out; + chip->set = octeon_gpio_set; + err = gpiochip_add(chip); + if (err) + goto out; + + dev_info(&pdev->dev, "OCTEON GPIO driver probed.\n"); +out: + return err; +} + +static int octeon_gpio_remove(struct platform_device *pdev) +{ + struct gpio_chip *chip = pdev->dev.platform_data; + return gpiochip_remove(chip); +} + +static struct of_device_id octeon_gpio_match[] = { + { + .compatible = "cavium,octeon-3860-gpio", + }, + {}, +}; +MODULE_DEVICE_TABLE(of, octeon_gpio_match); + +static struct platform_driver octeon_gpio_driver = { + .driver = { + .name = "octeon_gpio", + .owner = THIS_MODULE, + .of_match_table = octeon_gpio_match, + }, + .probe = octeon_gpio_probe, + .remove = octeon_gpio_remove, +}; + +module_platform_driver(octeon_gpio_driver); + +MODULE_DESCRIPTION("Cavium Inc. OCTEON GPIO Driver"); +MODULE_AUTHOR("David Daney"); +MODULE_LICENSE("GPL"); diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c index 9b265a4c6a3..c27a21034a5 100644 --- a/drivers/gpu/drm/i915/i915_dma.c +++ b/drivers/gpu/drm/i915/i915_dma.c @@ -1676,7 +1676,7 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags) return 0; out_gem_unload: - if (dev_priv->mm.inactive_shrinker.shrink) + if (dev_priv->mm.inactive_shrinker.scan_objects) unregister_shrinker(&dev_priv->mm.inactive_shrinker); if (dev->pdev->msi_enabled) @@ -1715,7 +1715,7 @@ int i915_driver_unload(struct drm_device *dev) i915_teardown_sysfs(dev); - if (dev_priv->mm.inactive_shrinker.shrink) + if (dev_priv->mm.inactive_shrinker.scan_objects) unregister_shrinker(&dev_priv->mm.inactive_shrinker); mutex_lock(&dev->struct_mutex); diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index d9e337feef1..8507c6d1e64 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -57,10 +57,12 @@ static void i915_gem_object_update_fence(struct drm_i915_gem_object *obj, struct drm_i915_fence_reg *fence, bool enable); -static int i915_gem_inactive_shrink(struct shrinker *shrinker, - struct shrink_control *sc); +static unsigned long i915_gem_inactive_count(struct shrinker *shrinker, + struct shrink_control *sc); +static unsigned long i915_gem_inactive_scan(struct shrinker *shrinker, + struct shrink_control *sc); static long i915_gem_purge(struct drm_i915_private *dev_priv, long target); -static void i915_gem_shrink_all(struct drm_i915_private *dev_priv); +static long i915_gem_shrink_all(struct drm_i915_private *dev_priv); static void i915_gem_object_truncate(struct drm_i915_gem_object *obj); static bool cpu_cache_is_coherent(struct drm_device *dev, @@ -1769,16 +1771,21 @@ i915_gem_purge(struct drm_i915_private *dev_priv, long target) return __i915_gem_shrink(dev_priv, target, true); } -static void +static long i915_gem_shrink_all(struct drm_i915_private *dev_priv) { struct drm_i915_gem_object *obj, *next; + long freed = 0; i915_gem_evict_everything(dev_priv->dev); list_for_each_entry_safe(obj, next, &dev_priv->mm.unbound_list, - global_list) + global_list) { + if (obj->pages_pin_count == 0) + freed += obj->base.size >> PAGE_SHIFT; i915_gem_object_put_pages(obj); + } + return freed; } static int @@ -4558,7 +4565,8 @@ i915_gem_load(struct drm_device *dev) dev_priv->mm.interruptible = true; - dev_priv->mm.inactive_shrinker.shrink = i915_gem_inactive_shrink; + dev_priv->mm.inactive_shrinker.scan_objects = i915_gem_inactive_scan; + dev_priv->mm.inactive_shrinker.count_objects = i915_gem_inactive_count; dev_priv->mm.inactive_shrinker.seeks = DEFAULT_SEEKS; register_shrinker(&dev_priv->mm.inactive_shrinker); } @@ -4781,8 +4789,8 @@ static bool mutex_is_locked_by(struct mutex *mutex, struct task_struct *task) #endif } -static int -i915_gem_inactive_shrink(struct shrinker *shrinker, struct shrink_control *sc) +static unsigned long +i915_gem_inactive_count(struct shrinker *shrinker, struct shrink_control *sc) { struct drm_i915_private *dev_priv = container_of(shrinker, @@ -4790,45 +4798,35 @@ i915_gem_inactive_shrink(struct shrinker *shrinker, struct shrink_control *sc) mm.inactive_shrinker); struct drm_device *dev = dev_priv->dev; struct drm_i915_gem_object *obj; - int nr_to_scan = sc->nr_to_scan; bool unlock = true; - int cnt; + unsigned long count; if (!mutex_trylock(&dev->struct_mutex)) { if (!mutex_is_locked_by(&dev->struct_mutex, current)) - return 0; + return SHRINK_STOP; if (dev_priv->mm.shrinker_no_lock_stealing) - return 0; + return SHRINK_STOP; unlock = false; } - if (nr_to_scan) { - nr_to_scan -= i915_gem_purge(dev_priv, nr_to_scan); - if (nr_to_scan > 0) - nr_to_scan -= __i915_gem_shrink(dev_priv, nr_to_scan, - false); - if (nr_to_scan > 0) - i915_gem_shrink_all(dev_priv); - } - - cnt = 0; + count = 0; list_for_each_entry(obj, &dev_priv->mm.unbound_list, global_list) if (obj->pages_pin_count == 0) - cnt += obj->base.size >> PAGE_SHIFT; + count += obj->base.size >> PAGE_SHIFT; list_for_each_entry(obj, &dev_priv->mm.bound_list, global_list) { if (obj->active) continue; if (obj->pin_count == 0 && obj->pages_pin_count == 0) - cnt += obj->base.size >> PAGE_SHIFT; + count += obj->base.size >> PAGE_SHIFT; } if (unlock) mutex_unlock(&dev->struct_mutex); - return cnt; + return count; } /* All the new VM stuff */ @@ -4892,6 +4890,40 @@ unsigned long i915_gem_obj_size(struct drm_i915_gem_object *o, return 0; } +static unsigned long +i915_gem_inactive_scan(struct shrinker *shrinker, struct shrink_control *sc) +{ + struct drm_i915_private *dev_priv = + container_of(shrinker, + struct drm_i915_private, + mm.inactive_shrinker); + struct drm_device *dev = dev_priv->dev; + int nr_to_scan = sc->nr_to_scan; + unsigned long freed; + bool unlock = true; + + if (!mutex_trylock(&dev->struct_mutex)) { + if (!mutex_is_locked_by(&dev->struct_mutex, current)) + return 0; + + if (dev_priv->mm.shrinker_no_lock_stealing) + return 0; + + unlock = false; + } + + freed = i915_gem_purge(dev_priv, nr_to_scan); + if (freed < nr_to_scan) + freed += __i915_gem_shrink(dev_priv, nr_to_scan, + false); + if (freed < nr_to_scan) + freed += i915_gem_shrink_all(dev_priv); + + if (unlock) + mutex_unlock(&dev->struct_mutex); + return freed; +} + struct i915_vma *i915_gem_obj_to_vma(struct drm_i915_gem_object *obj, struct i915_address_space *vm) { diff --git a/drivers/gpu/drm/ttm/ttm_page_alloc.c b/drivers/gpu/drm/ttm/ttm_page_alloc.c index bd2a3b40cd1..863bef9f923 100644 --- a/drivers/gpu/drm/ttm/ttm_page_alloc.c +++ b/drivers/gpu/drm/ttm/ttm_page_alloc.c @@ -377,28 +377,26 @@ out: return nr_free; } -/* Get good estimation how many pages are free in pools */ -static int ttm_pool_get_num_unused_pages(void) -{ - unsigned i; - int total = 0; - for (i = 0; i < NUM_POOLS; ++i) - total += _manager->pools[i].npages; - - return total; -} - /** * Callback for mm to request pool to reduce number of page held. + * + * XXX: (dchinner) Deadlock warning! + * + * ttm_page_pool_free() does memory allocation using GFP_KERNEL. that means + * this can deadlock when called a sc->gfp_mask that is not equal to + * GFP_KERNEL. + * + * This code is crying out for a shrinker per pool.... */ -static int ttm_pool_mm_shrink(struct shrinker *shrink, - struct shrink_control *sc) +static unsigned long +ttm_pool_shrink_scan(struct shrinker *shrink, struct shrink_control *sc) { static atomic_t start_pool = ATOMIC_INIT(0); unsigned i; unsigned pool_offset = atomic_add_return(1, &start_pool); struct ttm_page_pool *pool; int shrink_pages = sc->nr_to_scan; + unsigned long freed = 0; pool_offset = pool_offset % NUM_POOLS; /* select start pool in round robin fashion */ @@ -408,14 +406,28 @@ static int ttm_pool_mm_shrink(struct shrinker *shrink, break; pool = &_manager->pools[(i + pool_offset)%NUM_POOLS]; shrink_pages = ttm_page_pool_free(pool, nr_free); + freed += nr_free - shrink_pages; } - /* return estimated number of unused pages in pool */ - return ttm_pool_get_num_unused_pages(); + return freed; +} + + +static unsigned long +ttm_pool_shrink_count(struct shrinker *shrink, struct shrink_control *sc) +{ + unsigned i; + unsigned long count = 0; + + for (i = 0; i < NUM_POOLS; ++i) + count += _manager->pools[i].npages; + + return count; } static void ttm_pool_mm_shrink_init(struct ttm_pool_manager *manager) { - manager->mm_shrink.shrink = &ttm_pool_mm_shrink; + manager->mm_shrink.count_objects = ttm_pool_shrink_count; + manager->mm_shrink.scan_objects = ttm_pool_shrink_scan; manager->mm_shrink.seeks = 1; register_shrinker(&manager->mm_shrink); } diff --git a/drivers/gpu/drm/ttm/ttm_page_alloc_dma.c b/drivers/gpu/drm/ttm/ttm_page_alloc_dma.c index b8b394319b4..7957beeeaf7 100644 --- a/drivers/gpu/drm/ttm/ttm_page_alloc_dma.c +++ b/drivers/gpu/drm/ttm/ttm_page_alloc_dma.c @@ -918,19 +918,6 @@ int ttm_dma_populate(struct ttm_dma_tt *ttm_dma, struct device *dev) } EXPORT_SYMBOL_GPL(ttm_dma_populate); -/* Get good estimation how many pages are free in pools */ -static int ttm_dma_pool_get_num_unused_pages(void) -{ - struct device_pools *p; - unsigned total = 0; - - mutex_lock(&_manager->lock); - list_for_each_entry(p, &_manager->pools, pools) - total += p->pool->npages_free; - mutex_unlock(&_manager->lock); - return total; -} - /* Put all pages in pages list to correct pool to wait for reuse */ void ttm_dma_unpopulate(struct ttm_dma_tt *ttm_dma, struct device *dev) { @@ -1002,18 +989,29 @@ EXPORT_SYMBOL_GPL(ttm_dma_unpopulate); /** * Callback for mm to request pool to reduce number of page held. + * + * XXX: (dchinner) Deadlock warning! + * + * ttm_dma_page_pool_free() does GFP_KERNEL memory allocation, and so attention + * needs to be paid to sc->gfp_mask to determine if this can be done or not. + * GFP_KERNEL memory allocation in a GFP_ATOMIC reclaim context woul dbe really + * bad. + * + * I'm getting sadder as I hear more pathetical whimpers about needing per-pool + * shrinkers */ -static int ttm_dma_pool_mm_shrink(struct shrinker *shrink, - struct shrink_control *sc) +static unsigned long +ttm_dma_pool_shrink_scan(struct shrinker *shrink, struct shrink_control *sc) { static atomic_t start_pool = ATOMIC_INIT(0); unsigned idx = 0; unsigned pool_offset = atomic_add_return(1, &start_pool); unsigned shrink_pages = sc->nr_to_scan; struct device_pools *p; + unsigned long freed = 0; if (list_empty(&_manager->pools)) - return 0; + return SHRINK_STOP; mutex_lock(&_manager->lock); pool_offset = pool_offset % _manager->npools; @@ -1029,18 +1027,33 @@ static int ttm_dma_pool_mm_shrink(struct shrinker *shrink, continue; nr_free = shrink_pages; shrink_pages = ttm_dma_page_pool_free(p->pool, nr_free); + freed += nr_free - shrink_pages; + pr_debug("%s: (%s:%d) Asked to shrink %d, have %d more to go\n", p->pool->dev_name, p->pool->name, current->pid, nr_free, shrink_pages); } mutex_unlock(&_manager->lock); - /* return estimated number of unused pages in pool */ - return ttm_dma_pool_get_num_unused_pages(); + return freed; +} + +static unsigned long +ttm_dma_pool_shrink_count(struct shrinker *shrink, struct shrink_control *sc) +{ + struct device_pools *p; + unsigned long count = 0; + + mutex_lock(&_manager->lock); + list_for_each_entry(p, &_manager->pools, pools) + count += p->pool->npages_free; + mutex_unlock(&_manager->lock); + return count; } static void ttm_dma_pool_mm_shrink_init(struct ttm_pool_manager *manager) { - manager->mm_shrink.shrink = &ttm_dma_pool_mm_shrink; + manager->mm_shrink.count_objects = ttm_dma_pool_shrink_count; + manager->mm_shrink.scan_objects = &ttm_dma_pool_shrink_scan; manager->mm_shrink.seeks = 1; register_shrinker(&manager->mm_shrink); } diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig index 3d7c9f67b6d..71b70e3a7a7 100644 --- a/drivers/hid/Kconfig +++ b/drivers/hid/Kconfig @@ -773,7 +773,7 @@ config HID_ZYDACRON config HID_SENSOR_HUB tristate "HID Sensors framework support" - depends on HID && GENERIC_HARDIRQS + depends on HID select MFD_CORE default n ---help--- diff --git a/drivers/i2c/Kconfig b/drivers/i2c/Kconfig index e380c6eef3a..7b7ea320a25 100644 --- a/drivers/i2c/Kconfig +++ b/drivers/i2c/Kconfig @@ -75,7 +75,6 @@ config I2C_HELPER_AUTO config I2C_SMBUS tristate "SMBus-specific protocols" if !I2C_HELPER_AUTO - depends on GENERIC_HARDIRQS help Say Y here if you want support for SMBus extensions to the I2C specification. At the moment, the only supported extension is diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig index fcdd321f709..cdcbd8368ed 100644 --- a/drivers/i2c/busses/Kconfig +++ b/drivers/i2c/busses/Kconfig @@ -115,7 +115,7 @@ config I2C_I801 config I2C_ISCH tristate "Intel SCH SMBus 1.0" - depends on PCI && GENERIC_HARDIRQS + depends on PCI select LPC_SCH help Say Y here if you want to use SMBus controller on the Intel SCH @@ -546,7 +546,6 @@ config I2C_NUC900 config I2C_OCORES tristate "OpenCores I2C Controller" - depends on GENERIC_HARDIRQS help If you say yes to this option, support will be included for the OpenCores I2C controller. For details see @@ -791,7 +790,7 @@ config I2C_DIOLAN_U2C config I2C_PARPORT tristate "Parallel port adapter" - depends on PARPORT && GENERIC_HARDIRQS + depends on PARPORT select I2C_ALGOBIT select I2C_SMBUS help @@ -816,7 +815,6 @@ config I2C_PARPORT config I2C_PARPORT_LIGHT tristate "Parallel port adapter (light)" - depends on GENERIC_HARDIRQS select I2C_ALGOBIT select I2C_SMBUS help diff --git a/drivers/i2c/busses/i2c-davinci.c b/drivers/i2c/busses/i2c-davinci.c index 57473415be1..132369fad4e 100644 --- a/drivers/i2c/busses/i2c-davinci.c +++ b/drivers/i2c/busses/i2c-davinci.c @@ -662,7 +662,7 @@ static int davinci_i2c_probe(struct platform_device *pdev) #endif dev->dev = &pdev->dev; dev->irq = irq->start; - dev->pdata = dev_get_platdata(&dev->dev); + dev->pdata = dev_get_platdata(&pdev->dev); platform_set_drvdata(pdev, dev); if (!dev->pdata && pdev->dev.of_node) { diff --git a/drivers/iio/Kconfig b/drivers/iio/Kconfig index cbea3271c1b..90cf0cda50c 100644 --- a/drivers/iio/Kconfig +++ b/drivers/iio/Kconfig @@ -4,7 +4,6 @@ menuconfig IIO tristate "Industrial I/O support" - depends on GENERIC_HARDIRQS help The industrial I/O subsystem provides a unified framework for drivers for many different types of embedded sensors using a diff --git a/drivers/infiniband/hw/qib/Kconfig b/drivers/infiniband/hw/qib/Kconfig index d03ca4c1ff2..495be09781b 100644 --- a/drivers/infiniband/hw/qib/Kconfig +++ b/drivers/infiniband/hw/qib/Kconfig @@ -8,7 +8,7 @@ config INFINIBAND_QIB config INFINIBAND_QIB_DCA bool "QIB DCA support" - depends on INFINIBAND_QIB && DCA && SMP && GENERIC_HARDIRQS && !(INFINIBAND_QIB=y && DCA=m) + depends on INFINIBAND_QIB && DCA && SMP && !(INFINIBAND_QIB=y && DCA=m) default y ---help--- Setting this enables DCA support on some Intel chip sets diff --git a/drivers/infiniband/ulp/isert/ib_isert.c b/drivers/infiniband/ulp/isert/ib_isert.c index 3f62041222f..3591855cc5b 100644 --- a/drivers/infiniband/ulp/isert/ib_isert.c +++ b/drivers/infiniband/ulp/isert/ib_isert.c @@ -1,7 +1,7 @@ /******************************************************************************* * This file contains iSCSI extentions for RDMA (iSER) Verbs * - * (c) Copyright 2013 RisingTide Systems LLC. + * (c) Copyright 2013 Datera, Inc. * * Nicholas A. Bellinger <nab@linux-iscsi.org> * @@ -39,7 +39,17 @@ static DEFINE_MUTEX(device_list_mutex); static LIST_HEAD(device_list); static struct workqueue_struct *isert_rx_wq; static struct workqueue_struct *isert_comp_wq; -static struct kmem_cache *isert_cmd_cache; + +static void +isert_unmap_cmd(struct isert_cmd *isert_cmd, struct isert_conn *isert_conn); +static int +isert_map_rdma(struct iscsi_conn *conn, struct iscsi_cmd *cmd, + struct isert_rdma_wr *wr); +static void +isert_unreg_rdma_frwr(struct isert_cmd *isert_cmd, struct isert_conn *isert_conn); +static int +isert_reg_rdma_frwr(struct iscsi_conn *conn, struct iscsi_cmd *cmd, + struct isert_rdma_wr *wr); static void isert_qp_event_callback(struct ib_event *e, void *context) @@ -80,14 +90,8 @@ isert_conn_setup_qp(struct isert_conn *isert_conn, struct rdma_cm_id *cma_id) { struct isert_device *device = isert_conn->conn_device; struct ib_qp_init_attr attr; - struct ib_device_attr devattr; int ret, index, min_index = 0; - memset(&devattr, 0, sizeof(struct ib_device_attr)); - ret = isert_query_device(cma_id->device, &devattr); - if (ret) - return ret; - mutex_lock(&device_list_mutex); for (index = 0; index < device->cqs_used; index++) if (device->cq_active_qps[index] < @@ -108,7 +112,7 @@ isert_conn_setup_qp(struct isert_conn *isert_conn, struct rdma_cm_id *cma_id) * FIXME: Use devattr.max_sge - 2 for max_send_sge as * work-around for RDMA_READ.. */ - attr.cap.max_send_sge = devattr.max_sge - 2; + attr.cap.max_send_sge = device->dev_attr.max_sge - 2; isert_conn->max_sge = attr.cap.max_send_sge; attr.cap.max_recv_sge = 1; @@ -210,14 +214,31 @@ isert_create_device_ib_res(struct isert_device *device) { struct ib_device *ib_dev = device->ib_device; struct isert_cq_desc *cq_desc; + struct ib_device_attr *dev_attr; int ret = 0, i, j; + dev_attr = &device->dev_attr; + ret = isert_query_device(ib_dev, dev_attr); + if (ret) + return ret; + + /* asign function handlers */ + if (dev_attr->device_cap_flags & IB_DEVICE_MEM_MGT_EXTENSIONS) { + device->use_frwr = 1; + device->reg_rdma_mem = isert_reg_rdma_frwr; + device->unreg_rdma_mem = isert_unreg_rdma_frwr; + } else { + device->use_frwr = 0; + device->reg_rdma_mem = isert_map_rdma; + device->unreg_rdma_mem = isert_unmap_cmd; + } + device->cqs_used = min_t(int, num_online_cpus(), device->ib_device->num_comp_vectors); device->cqs_used = min(ISERT_MAX_CQ, device->cqs_used); - pr_debug("Using %d CQs, device %s supports %d vectors\n", + pr_debug("Using %d CQs, device %s supports %d vectors support FRWR %d\n", device->cqs_used, device->ib_device->name, - device->ib_device->num_comp_vectors); + device->ib_device->num_comp_vectors, device->use_frwr); device->cq_desc = kzalloc(sizeof(struct isert_cq_desc) * device->cqs_used, GFP_KERNEL); if (!device->cq_desc) { @@ -363,6 +384,85 @@ isert_device_find_by_ib_dev(struct rdma_cm_id *cma_id) return device; } +static void +isert_conn_free_frwr_pool(struct isert_conn *isert_conn) +{ + struct fast_reg_descriptor *fr_desc, *tmp; + int i = 0; + + if (list_empty(&isert_conn->conn_frwr_pool)) + return; + + pr_debug("Freeing conn %p frwr pool", isert_conn); + + list_for_each_entry_safe(fr_desc, tmp, + &isert_conn->conn_frwr_pool, list) { + list_del(&fr_desc->list); + ib_free_fast_reg_page_list(fr_desc->data_frpl); + ib_dereg_mr(fr_desc->data_mr); + kfree(fr_desc); + ++i; + } + + if (i < isert_conn->conn_frwr_pool_size) + pr_warn("Pool still has %d regions registered\n", + isert_conn->conn_frwr_pool_size - i); +} + +static int +isert_conn_create_frwr_pool(struct isert_conn *isert_conn) +{ + struct fast_reg_descriptor *fr_desc; + struct isert_device *device = isert_conn->conn_device; + int i, ret; + + INIT_LIST_HEAD(&isert_conn->conn_frwr_pool); + isert_conn->conn_frwr_pool_size = 0; + for (i = 0; i < ISCSI_DEF_XMIT_CMDS_MAX; i++) { + fr_desc = kzalloc(sizeof(*fr_desc), GFP_KERNEL); + if (!fr_desc) { + pr_err("Failed to allocate fast_reg descriptor\n"); + ret = -ENOMEM; + goto err; + } + + fr_desc->data_frpl = + ib_alloc_fast_reg_page_list(device->ib_device, + ISCSI_ISER_SG_TABLESIZE); + if (IS_ERR(fr_desc->data_frpl)) { + pr_err("Failed to allocate fr_pg_list err=%ld\n", + PTR_ERR(fr_desc->data_frpl)); + ret = PTR_ERR(fr_desc->data_frpl); + goto err; + } + + fr_desc->data_mr = ib_alloc_fast_reg_mr(device->dev_pd, + ISCSI_ISER_SG_TABLESIZE); + if (IS_ERR(fr_desc->data_mr)) { + pr_err("Failed to allocate frmr err=%ld\n", + PTR_ERR(fr_desc->data_mr)); + ret = PTR_ERR(fr_desc->data_mr); + ib_free_fast_reg_page_list(fr_desc->data_frpl); + goto err; + } + pr_debug("Create fr_desc %p page_list %p\n", + fr_desc, fr_desc->data_frpl->page_list); + + fr_desc->valid = true; + list_add_tail(&fr_desc->list, &isert_conn->conn_frwr_pool); + isert_conn->conn_frwr_pool_size++; + } + + pr_debug("Creating conn %p frwr pool size=%d", + isert_conn, isert_conn->conn_frwr_pool_size); + + return 0; + +err: + isert_conn_free_frwr_pool(isert_conn); + return ret; +} + static int isert_connect_request(struct rdma_cm_id *cma_id, struct rdma_cm_event *event) { @@ -389,6 +489,7 @@ isert_connect_request(struct rdma_cm_id *cma_id, struct rdma_cm_event *event) kref_init(&isert_conn->conn_kref); kref_get(&isert_conn->conn_kref); mutex_init(&isert_conn->conn_mutex); + spin_lock_init(&isert_conn->conn_lock); cma_id->context = isert_conn; isert_conn->conn_cm_id = cma_id; @@ -446,6 +547,14 @@ isert_connect_request(struct rdma_cm_id *cma_id, struct rdma_cm_event *event) isert_conn->conn_pd = device->dev_pd; isert_conn->conn_mr = device->dev_mr; + if (device->use_frwr) { + ret = isert_conn_create_frwr_pool(isert_conn); + if (ret) { + pr_err("Conn: %p failed to create frwr_pool\n", isert_conn); + goto out_frwr; + } + } + ret = isert_conn_setup_qp(isert_conn, cma_id); if (ret) goto out_conn_dev; @@ -459,6 +568,9 @@ isert_connect_request(struct rdma_cm_id *cma_id, struct rdma_cm_event *event) return 0; out_conn_dev: + if (device->use_frwr) + isert_conn_free_frwr_pool(isert_conn); +out_frwr: isert_device_try_release(device); out_rsp_dma_map: ib_dma_unmap_single(ib_dev, isert_conn->login_rsp_dma, @@ -482,6 +594,9 @@ isert_connect_release(struct isert_conn *isert_conn) pr_debug("Entering isert_connect_release(): >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>\n"); + if (device->use_frwr) + isert_conn_free_frwr_pool(isert_conn); + if (isert_conn->conn_qp) { cq_index = ((struct isert_cq_desc *) isert_conn->conn_qp->recv_cq->cq_context)->cq_index; @@ -869,46 +984,37 @@ isert_rx_login_req(struct iser_rx_desc *rx_desc, int rx_buflen, size, rx_buflen, MAX_KEY_VALUE_PAIRS); memcpy(login->req_buf, &rx_desc->data[0], size); - complete(&isert_conn->conn_login_comp); -} - -static void -isert_release_cmd(struct iscsi_cmd *cmd) -{ - struct isert_cmd *isert_cmd = container_of(cmd, struct isert_cmd, - iscsi_cmd); - - pr_debug("Entering isert_release_cmd %p >>>>>>>>>>>>>>>.\n", isert_cmd); - - kfree(cmd->buf_ptr); - kfree(cmd->tmr_req); - - kmem_cache_free(isert_cmd_cache, isert_cmd); + if (login->first_request) { + complete(&isert_conn->conn_login_comp); + return; + } + schedule_delayed_work(&conn->login_work, 0); } static struct iscsi_cmd -*isert_alloc_cmd(struct iscsi_conn *conn, gfp_t gfp) +*isert_allocate_cmd(struct iscsi_conn *conn, gfp_t gfp) { struct isert_conn *isert_conn = (struct isert_conn *)conn->context; struct isert_cmd *isert_cmd; + struct iscsi_cmd *cmd; - isert_cmd = kmem_cache_zalloc(isert_cmd_cache, gfp); - if (!isert_cmd) { - pr_err("Unable to allocate isert_cmd\n"); + cmd = iscsit_allocate_cmd(conn, gfp); + if (!cmd) { + pr_err("Unable to allocate iscsi_cmd + isert_cmd\n"); return NULL; } + isert_cmd = iscsit_priv_cmd(cmd); isert_cmd->conn = isert_conn; - isert_cmd->iscsi_cmd.release_cmd = &isert_release_cmd; + isert_cmd->iscsi_cmd = cmd; - return &isert_cmd->iscsi_cmd; + return cmd; } static int isert_handle_scsi_cmd(struct isert_conn *isert_conn, - struct isert_cmd *isert_cmd, struct iser_rx_desc *rx_desc, - unsigned char *buf) + struct isert_cmd *isert_cmd, struct iscsi_cmd *cmd, + struct iser_rx_desc *rx_desc, unsigned char *buf) { - struct iscsi_cmd *cmd = &isert_cmd->iscsi_cmd; struct iscsi_conn *conn = isert_conn->conn; struct iscsi_scsi_req *hdr = (struct iscsi_scsi_req *)buf; struct scatterlist *sg; @@ -1015,9 +1121,9 @@ isert_handle_iscsi_dataout(struct isert_conn *isert_conn, static int isert_handle_nop_out(struct isert_conn *isert_conn, struct isert_cmd *isert_cmd, - struct iser_rx_desc *rx_desc, unsigned char *buf) + struct iscsi_cmd *cmd, struct iser_rx_desc *rx_desc, + unsigned char *buf) { - struct iscsi_cmd *cmd = &isert_cmd->iscsi_cmd; struct iscsi_conn *conn = isert_conn->conn; struct iscsi_nopout *hdr = (struct iscsi_nopout *)buf; int rc; @@ -1034,9 +1140,9 @@ isert_handle_nop_out(struct isert_conn *isert_conn, struct isert_cmd *isert_cmd, static int isert_handle_text_cmd(struct isert_conn *isert_conn, struct isert_cmd *isert_cmd, - struct iser_rx_desc *rx_desc, struct iscsi_text *hdr) + struct iscsi_cmd *cmd, struct iser_rx_desc *rx_desc, + struct iscsi_text *hdr) { - struct iscsi_cmd *cmd = &isert_cmd->iscsi_cmd; struct iscsi_conn *conn = isert_conn->conn; u32 payload_length = ntoh24(hdr->dlength); int rc; @@ -1081,26 +1187,26 @@ isert_rx_opcode(struct isert_conn *isert_conn, struct iser_rx_desc *rx_desc, switch (opcode) { case ISCSI_OP_SCSI_CMD: - cmd = iscsit_allocate_cmd(conn, GFP_KERNEL); + cmd = isert_allocate_cmd(conn, GFP_KERNEL); if (!cmd) break; - isert_cmd = container_of(cmd, struct isert_cmd, iscsi_cmd); + isert_cmd = iscsit_priv_cmd(cmd); isert_cmd->read_stag = read_stag; isert_cmd->read_va = read_va; isert_cmd->write_stag = write_stag; isert_cmd->write_va = write_va; - ret = isert_handle_scsi_cmd(isert_conn, isert_cmd, + ret = isert_handle_scsi_cmd(isert_conn, isert_cmd, cmd, rx_desc, (unsigned char *)hdr); break; case ISCSI_OP_NOOP_OUT: - cmd = iscsit_allocate_cmd(conn, GFP_KERNEL); + cmd = isert_allocate_cmd(conn, GFP_KERNEL); if (!cmd) break; - isert_cmd = container_of(cmd, struct isert_cmd, iscsi_cmd); - ret = isert_handle_nop_out(isert_conn, isert_cmd, + isert_cmd = iscsit_priv_cmd(cmd); + ret = isert_handle_nop_out(isert_conn, isert_cmd, cmd, rx_desc, (unsigned char *)hdr); break; case ISCSI_OP_SCSI_DATA_OUT: @@ -1108,7 +1214,7 @@ isert_rx_opcode(struct isert_conn *isert_conn, struct iser_rx_desc *rx_desc, (unsigned char *)hdr); break; case ISCSI_OP_SCSI_TMFUNC: - cmd = iscsit_allocate_cmd(conn, GFP_KERNEL); + cmd = isert_allocate_cmd(conn, GFP_KERNEL); if (!cmd) break; @@ -1116,7 +1222,7 @@ isert_rx_opcode(struct isert_conn *isert_conn, struct iser_rx_desc *rx_desc, (unsigned char *)hdr); break; case ISCSI_OP_LOGOUT: - cmd = iscsit_allocate_cmd(conn, GFP_KERNEL); + cmd = isert_allocate_cmd(conn, GFP_KERNEL); if (!cmd) break; @@ -1127,12 +1233,12 @@ isert_rx_opcode(struct isert_conn *isert_conn, struct iser_rx_desc *rx_desc, HZ); break; case ISCSI_OP_TEXT: - cmd = iscsit_allocate_cmd(conn, GFP_KERNEL); + cmd = isert_allocate_cmd(conn, GFP_KERNEL); if (!cmd) break; - isert_cmd = container_of(cmd, struct isert_cmd, iscsi_cmd); - ret = isert_handle_text_cmd(isert_conn, isert_cmd, + isert_cmd = iscsit_priv_cmd(cmd); + ret = isert_handle_text_cmd(isert_conn, isert_cmd, cmd, rx_desc, (struct iscsi_text *)hdr); break; default: @@ -1243,26 +1349,65 @@ isert_unmap_cmd(struct isert_cmd *isert_cmd, struct isert_conn *isert_conn) struct isert_rdma_wr *wr = &isert_cmd->rdma_wr; struct ib_device *ib_dev = isert_conn->conn_cm_id->device; - pr_debug("isert_unmap_cmd >>>>>>>>>>>>>>>>>>>>>>>\n"); + pr_debug("isert_unmap_cmd: %p\n", isert_cmd); + if (wr->sge) { + pr_debug("isert_unmap_cmd: %p unmap_sg op\n", isert_cmd); + ib_dma_unmap_sg(ib_dev, wr->sge, wr->num_sge, + (wr->iser_ib_op == ISER_IB_RDMA_WRITE) ? + DMA_TO_DEVICE : DMA_FROM_DEVICE); + wr->sge = NULL; + } + + if (wr->send_wr) { + pr_debug("isert_unmap_cmd: %p free send_wr\n", isert_cmd); + kfree(wr->send_wr); + wr->send_wr = NULL; + } + + if (wr->ib_sge) { + pr_debug("isert_unmap_cmd: %p free ib_sge\n", isert_cmd); + kfree(wr->ib_sge); + wr->ib_sge = NULL; + } +} + +static void +isert_unreg_rdma_frwr(struct isert_cmd *isert_cmd, struct isert_conn *isert_conn) +{ + struct isert_rdma_wr *wr = &isert_cmd->rdma_wr; + struct ib_device *ib_dev = isert_conn->conn_cm_id->device; + LIST_HEAD(unmap_list); + + pr_debug("unreg_frwr_cmd: %p\n", isert_cmd); + + if (wr->fr_desc) { + pr_debug("unreg_frwr_cmd: %p free fr_desc %p\n", + isert_cmd, wr->fr_desc); + spin_lock_bh(&isert_conn->conn_lock); + list_add_tail(&wr->fr_desc->list, &isert_conn->conn_frwr_pool); + spin_unlock_bh(&isert_conn->conn_lock); + wr->fr_desc = NULL; + } if (wr->sge) { - ib_dma_unmap_sg(ib_dev, wr->sge, wr->num_sge, DMA_TO_DEVICE); + pr_debug("unreg_frwr_cmd: %p unmap_sg op\n", isert_cmd); + ib_dma_unmap_sg(ib_dev, wr->sge, wr->num_sge, + (wr->iser_ib_op == ISER_IB_RDMA_WRITE) ? + DMA_TO_DEVICE : DMA_FROM_DEVICE); wr->sge = NULL; } - kfree(wr->send_wr); + wr->ib_sge = NULL; wr->send_wr = NULL; - - kfree(isert_cmd->ib_sge); - isert_cmd->ib_sge = NULL; } static void isert_put_cmd(struct isert_cmd *isert_cmd) { - struct iscsi_cmd *cmd = &isert_cmd->iscsi_cmd; + struct iscsi_cmd *cmd = isert_cmd->iscsi_cmd; struct isert_conn *isert_conn = isert_cmd->conn; struct iscsi_conn *conn = isert_conn->conn; + struct isert_device *device = isert_conn->conn_device; pr_debug("Entering isert_put_cmd: %p\n", isert_cmd); @@ -1276,7 +1421,7 @@ isert_put_cmd(struct isert_cmd *isert_cmd) if (cmd->data_direction == DMA_TO_DEVICE) iscsit_stop_dataout_timer(cmd); - isert_unmap_cmd(isert_cmd, isert_conn); + device->unreg_rdma_mem(isert_cmd, isert_conn); transport_generic_free_cmd(&cmd->se_cmd, 0); break; case ISCSI_OP_SCSI_TMFUNC: @@ -1311,7 +1456,7 @@ isert_put_cmd(struct isert_cmd *isert_cmd) * Fall-through */ default: - isert_release_cmd(cmd); + iscsit_release_cmd(cmd); break; } } @@ -1347,27 +1492,16 @@ isert_completion_rdma_read(struct iser_tx_desc *tx_desc, struct isert_cmd *isert_cmd) { struct isert_rdma_wr *wr = &isert_cmd->rdma_wr; - struct iscsi_cmd *cmd = &isert_cmd->iscsi_cmd; + struct iscsi_cmd *cmd = isert_cmd->iscsi_cmd; struct se_cmd *se_cmd = &cmd->se_cmd; - struct ib_device *ib_dev = isert_cmd->conn->conn_cm_id->device; + struct isert_conn *isert_conn = isert_cmd->conn; + struct isert_device *device = isert_conn->conn_device; iscsit_stop_dataout_timer(cmd); + device->unreg_rdma_mem(isert_cmd, isert_conn); + cmd->write_data_done = wr->cur_rdma_length; - if (wr->sge) { - pr_debug("isert_do_rdma_read_comp: Unmapping wr->sge from t_data_sg\n"); - ib_dma_unmap_sg(ib_dev, wr->sge, wr->num_sge, DMA_TO_DEVICE); - wr->sge = NULL; - } - - if (isert_cmd->ib_sge) { - pr_debug("isert_do_rdma_read_comp: Freeing isert_cmd->ib_sge\n"); - kfree(isert_cmd->ib_sge); - isert_cmd->ib_sge = NULL; - } - - cmd->write_data_done = se_cmd->data_length; - - pr_debug("isert_do_rdma_read_comp, calling target_execute_cmd\n"); + pr_debug("Cmd: %p RDMA_READ comp calling execute_cmd\n", isert_cmd); spin_lock_bh(&cmd->istate_lock); cmd->cmd_flags |= ICF_GOT_LAST_DATAOUT; cmd->i_state = ISTATE_RECEIVED_LAST_DATAOUT; @@ -1383,7 +1517,7 @@ isert_do_control_comp(struct work_struct *work) struct isert_cmd, comp_work); struct isert_conn *isert_conn = isert_cmd->conn; struct ib_device *ib_dev = isert_conn->conn_cm_id->device; - struct iscsi_cmd *cmd = &isert_cmd->iscsi_cmd; + struct iscsi_cmd *cmd = isert_cmd->iscsi_cmd; switch (cmd->i_state) { case ISTATE_SEND_TASKMGTRSP: @@ -1429,7 +1563,7 @@ isert_response_completion(struct iser_tx_desc *tx_desc, struct isert_conn *isert_conn, struct ib_device *ib_dev) { - struct iscsi_cmd *cmd = &isert_cmd->iscsi_cmd; + struct iscsi_cmd *cmd = isert_cmd->iscsi_cmd; if (cmd->i_state == ISTATE_SEND_TASKMGTRSP || cmd->i_state == ISTATE_SEND_LOGOUTRSP || @@ -1621,8 +1755,7 @@ isert_post_response(struct isert_conn *isert_conn, struct isert_cmd *isert_cmd) static int isert_put_response(struct iscsi_conn *conn, struct iscsi_cmd *cmd) { - struct isert_cmd *isert_cmd = container_of(cmd, - struct isert_cmd, iscsi_cmd); + struct isert_cmd *isert_cmd = iscsit_priv_cmd(cmd); struct isert_conn *isert_conn = (struct isert_conn *)conn->context; struct ib_send_wr *send_wr = &isert_cmd->tx_desc.send_wr; struct iscsi_scsi_rsp *hdr = (struct iscsi_scsi_rsp *) @@ -1671,8 +1804,7 @@ static int isert_put_nopin(struct iscsi_cmd *cmd, struct iscsi_conn *conn, bool nopout_response) { - struct isert_cmd *isert_cmd = container_of(cmd, - struct isert_cmd, iscsi_cmd); + struct isert_cmd *isert_cmd = iscsit_priv_cmd(cmd); struct isert_conn *isert_conn = (struct isert_conn *)conn->context; struct ib_send_wr *send_wr = &isert_cmd->tx_desc.send_wr; @@ -1691,8 +1823,7 @@ isert_put_nopin(struct iscsi_cmd *cmd, struct iscsi_conn *conn, static int isert_put_logout_rsp(struct iscsi_cmd *cmd, struct iscsi_conn *conn) { - struct isert_cmd *isert_cmd = container_of(cmd, - struct isert_cmd, iscsi_cmd); + struct isert_cmd *isert_cmd = iscsit_priv_cmd(cmd); struct isert_conn *isert_conn = (struct isert_conn *)conn->context; struct ib_send_wr *send_wr = &isert_cmd->tx_desc.send_wr; @@ -1710,8 +1841,7 @@ isert_put_logout_rsp(struct iscsi_cmd *cmd, struct iscsi_conn *conn) static int isert_put_tm_rsp(struct iscsi_cmd *cmd, struct iscsi_conn *conn) { - struct isert_cmd *isert_cmd = container_of(cmd, - struct isert_cmd, iscsi_cmd); + struct isert_cmd *isert_cmd = iscsit_priv_cmd(cmd); struct isert_conn *isert_conn = (struct isert_conn *)conn->context; struct ib_send_wr *send_wr = &isert_cmd->tx_desc.send_wr; @@ -1729,8 +1859,7 @@ isert_put_tm_rsp(struct iscsi_cmd *cmd, struct iscsi_conn *conn) static int isert_put_reject(struct iscsi_cmd *cmd, struct iscsi_conn *conn) { - struct isert_cmd *isert_cmd = container_of(cmd, - struct isert_cmd, iscsi_cmd); + struct isert_cmd *isert_cmd = iscsit_priv_cmd(cmd); struct isert_conn *isert_conn = (struct isert_conn *)conn->context; struct ib_send_wr *send_wr = &isert_cmd->tx_desc.send_wr; struct ib_device *ib_dev = isert_conn->conn_cm_id->device; @@ -1762,8 +1891,7 @@ isert_put_reject(struct iscsi_cmd *cmd, struct iscsi_conn *conn) static int isert_put_text_rsp(struct iscsi_cmd *cmd, struct iscsi_conn *conn) { - struct isert_cmd *isert_cmd = container_of(cmd, - struct isert_cmd, iscsi_cmd); + struct isert_cmd *isert_cmd = iscsit_priv_cmd(cmd); struct isert_conn *isert_conn = (struct isert_conn *)conn->context; struct ib_send_wr *send_wr = &isert_cmd->tx_desc.send_wr; struct iscsi_text_rsp *hdr = @@ -1805,7 +1933,7 @@ isert_build_rdma_wr(struct isert_conn *isert_conn, struct isert_cmd *isert_cmd, struct ib_sge *ib_sge, struct ib_send_wr *send_wr, u32 data_left, u32 offset) { - struct iscsi_cmd *cmd = &isert_cmd->iscsi_cmd; + struct iscsi_cmd *cmd = isert_cmd->iscsi_cmd; struct scatterlist *sg_start, *tmp_sg; struct ib_device *ib_dev = isert_conn->conn_cm_id->device; u32 sg_off, page_off; @@ -1832,8 +1960,8 @@ isert_build_rdma_wr(struct isert_conn *isert_conn, struct isert_cmd *isert_cmd, ib_sg_dma_len(ib_dev, tmp_sg) - page_off); ib_sge->lkey = isert_conn->conn_mr->lkey; - pr_debug("RDMA ib_sge: addr: 0x%16llx length: %u\n", - ib_sge->addr, ib_sge->length); + pr_debug("RDMA ib_sge: addr: 0x%16llx length: %u lkey: %08x\n", + ib_sge->addr, ib_sge->length, ib_sge->lkey); page_off = 0; data_left -= ib_sge->length; ib_sge++; @@ -1847,200 +1975,373 @@ isert_build_rdma_wr(struct isert_conn *isert_conn, struct isert_cmd *isert_cmd, } static int -isert_put_datain(struct iscsi_conn *conn, struct iscsi_cmd *cmd) +isert_map_rdma(struct iscsi_conn *conn, struct iscsi_cmd *cmd, + struct isert_rdma_wr *wr) { struct se_cmd *se_cmd = &cmd->se_cmd; - struct isert_cmd *isert_cmd = container_of(cmd, - struct isert_cmd, iscsi_cmd); - struct isert_rdma_wr *wr = &isert_cmd->rdma_wr; + struct isert_cmd *isert_cmd = iscsit_priv_cmd(cmd); struct isert_conn *isert_conn = (struct isert_conn *)conn->context; - struct ib_send_wr *wr_failed, *send_wr; struct ib_device *ib_dev = isert_conn->conn_cm_id->device; + struct ib_send_wr *send_wr; struct ib_sge *ib_sge; - struct scatterlist *sg; - u32 offset = 0, data_len, data_left, rdma_write_max; - int rc, ret = 0, count, sg_nents, i, ib_sge_cnt; - - pr_debug("RDMA_WRITE: data_length: %u\n", se_cmd->data_length); + struct scatterlist *sg_start; + u32 sg_off = 0, sg_nents; + u32 offset = 0, data_len, data_left, rdma_write_max, va_offset = 0; + int ret = 0, count, i, ib_sge_cnt; + + if (wr->iser_ib_op == ISER_IB_RDMA_WRITE) { + data_left = se_cmd->data_length; + iscsit_increment_maxcmdsn(cmd, conn->sess); + cmd->stat_sn = conn->stat_sn++; + } else { + sg_off = cmd->write_data_done / PAGE_SIZE; + data_left = se_cmd->data_length - cmd->write_data_done; + offset = cmd->write_data_done; + isert_cmd->tx_desc.isert_cmd = isert_cmd; + } - sg = &se_cmd->t_data_sg[0]; - sg_nents = se_cmd->t_data_nents; + sg_start = &cmd->se_cmd.t_data_sg[sg_off]; + sg_nents = se_cmd->t_data_nents - sg_off; - count = ib_dma_map_sg(ib_dev, sg, sg_nents, DMA_TO_DEVICE); + count = ib_dma_map_sg(ib_dev, sg_start, sg_nents, + (wr->iser_ib_op == ISER_IB_RDMA_WRITE) ? + DMA_TO_DEVICE : DMA_FROM_DEVICE); if (unlikely(!count)) { - pr_err("Unable to map put_datain SGs\n"); + pr_err("Cmd: %p unrable to map SGs\n", isert_cmd); return -EINVAL; } - wr->sge = sg; + wr->sge = sg_start; wr->num_sge = sg_nents; - pr_debug("Mapped IB count: %u sg: %p sg_nents: %u for RDMA_WRITE\n", - count, sg, sg_nents); + wr->cur_rdma_length = data_left; + pr_debug("Mapped cmd: %p count: %u sg: %p sg_nents: %u rdma_len %d\n", + isert_cmd, count, sg_start, sg_nents, data_left); ib_sge = kzalloc(sizeof(struct ib_sge) * sg_nents, GFP_KERNEL); if (!ib_sge) { - pr_warn("Unable to allocate datain ib_sge\n"); + pr_warn("Unable to allocate ib_sge\n"); ret = -ENOMEM; goto unmap_sg; } - isert_cmd->ib_sge = ib_sge; - - pr_debug("Allocated ib_sge: %p from t_data_ents: %d for RDMA_WRITE\n", - ib_sge, se_cmd->t_data_nents); + wr->ib_sge = ib_sge; wr->send_wr_num = DIV_ROUND_UP(sg_nents, isert_conn->max_sge); wr->send_wr = kzalloc(sizeof(struct ib_send_wr) * wr->send_wr_num, GFP_KERNEL); if (!wr->send_wr) { - pr_err("Unable to allocate wr->send_wr\n"); + pr_debug("Unable to allocate wr->send_wr\n"); ret = -ENOMEM; goto unmap_sg; } - pr_debug("Allocated wr->send_wr: %p wr->send_wr_num: %u\n", - wr->send_wr, wr->send_wr_num); - - iscsit_increment_maxcmdsn(cmd, conn->sess); - cmd->stat_sn = conn->stat_sn++; wr->isert_cmd = isert_cmd; rdma_write_max = isert_conn->max_sge * PAGE_SIZE; - data_left = se_cmd->data_length; for (i = 0; i < wr->send_wr_num; i++) { send_wr = &isert_cmd->rdma_wr.send_wr[i]; data_len = min(data_left, rdma_write_max); - send_wr->opcode = IB_WR_RDMA_WRITE; send_wr->send_flags = 0; - send_wr->wr.rdma.remote_addr = isert_cmd->read_va + offset; - send_wr->wr.rdma.rkey = isert_cmd->read_stag; + if (wr->iser_ib_op == ISER_IB_RDMA_WRITE) { + send_wr->opcode = IB_WR_RDMA_WRITE; + send_wr->wr.rdma.remote_addr = isert_cmd->read_va + offset; + send_wr->wr.rdma.rkey = isert_cmd->read_stag; + if (i + 1 == wr->send_wr_num) + send_wr->next = &isert_cmd->tx_desc.send_wr; + else + send_wr->next = &wr->send_wr[i + 1]; + } else { + send_wr->opcode = IB_WR_RDMA_READ; + send_wr->wr.rdma.remote_addr = isert_cmd->write_va + va_offset; + send_wr->wr.rdma.rkey = isert_cmd->write_stag; + if (i + 1 == wr->send_wr_num) + send_wr->send_flags = IB_SEND_SIGNALED; + else + send_wr->next = &wr->send_wr[i + 1]; + } ib_sge_cnt = isert_build_rdma_wr(isert_conn, isert_cmd, ib_sge, send_wr, data_len, offset); ib_sge += ib_sge_cnt; - if (i + 1 == wr->send_wr_num) - send_wr->next = &isert_cmd->tx_desc.send_wr; - else - send_wr->next = &wr->send_wr[i + 1]; - offset += data_len; + va_offset += data_len; data_left -= data_len; } - /* - * Build isert_conn->tx_desc for iSCSI response PDU and attach - */ - isert_create_send_desc(isert_conn, isert_cmd, &isert_cmd->tx_desc); - iscsit_build_rsp_pdu(cmd, conn, false, (struct iscsi_scsi_rsp *) - &isert_cmd->tx_desc.iscsi_header); - isert_init_tx_hdrs(isert_conn, &isert_cmd->tx_desc); - isert_init_send_wr(isert_cmd, &isert_cmd->tx_desc.send_wr); - atomic_inc(&isert_conn->post_send_buf_count); + return 0; +unmap_sg: + ib_dma_unmap_sg(ib_dev, sg_start, sg_nents, + (wr->iser_ib_op == ISER_IB_RDMA_WRITE) ? + DMA_TO_DEVICE : DMA_FROM_DEVICE); + return ret; +} - rc = ib_post_send(isert_conn->conn_qp, wr->send_wr, &wr_failed); - if (rc) { - pr_warn("ib_post_send() failed for IB_WR_RDMA_WRITE\n"); - atomic_dec(&isert_conn->post_send_buf_count); +static int +isert_map_fr_pagelist(struct ib_device *ib_dev, + struct scatterlist *sg_start, int sg_nents, u64 *fr_pl) +{ + u64 start_addr, end_addr, page, chunk_start = 0; + struct scatterlist *tmp_sg; + int i = 0, new_chunk, last_ent, n_pages; + + n_pages = 0; + new_chunk = 1; + last_ent = sg_nents - 1; + for_each_sg(sg_start, tmp_sg, sg_nents, i) { + start_addr = ib_sg_dma_address(ib_dev, tmp_sg); + if (new_chunk) + chunk_start = start_addr; + end_addr = start_addr + ib_sg_dma_len(ib_dev, tmp_sg); + + pr_debug("SGL[%d] dma_addr: 0x%16llx len: %u\n", + i, (unsigned long long)tmp_sg->dma_address, + tmp_sg->length); + + if ((end_addr & ~PAGE_MASK) && i < last_ent) { + new_chunk = 0; + continue; + } + new_chunk = 1; + + page = chunk_start & PAGE_MASK; + do { + fr_pl[n_pages++] = page; + pr_debug("Mapped page_list[%d] page_addr: 0x%16llx\n", + n_pages - 1, page); + page += PAGE_SIZE; + } while (page < end_addr); } - pr_debug("Posted RDMA_WRITE + Response for iSER Data READ\n"); - return 1; -unmap_sg: - ib_dma_unmap_sg(ib_dev, sg, sg_nents, DMA_TO_DEVICE); + return n_pages; +} + +static int +isert_fast_reg_mr(struct fast_reg_descriptor *fr_desc, + struct isert_cmd *isert_cmd, struct isert_conn *isert_conn, + struct ib_sge *ib_sge, u32 offset, unsigned int data_len) +{ + struct iscsi_cmd *cmd = isert_cmd->iscsi_cmd; + struct ib_device *ib_dev = isert_conn->conn_cm_id->device; + struct scatterlist *sg_start; + u32 sg_off, page_off; + struct ib_send_wr fr_wr, inv_wr; + struct ib_send_wr *bad_wr, *wr = NULL; + u8 key; + int ret, sg_nents, pagelist_len; + + sg_off = offset / PAGE_SIZE; + sg_start = &cmd->se_cmd.t_data_sg[sg_off]; + sg_nents = min_t(unsigned int, cmd->se_cmd.t_data_nents - sg_off, + ISCSI_ISER_SG_TABLESIZE); + page_off = offset % PAGE_SIZE; + + pr_debug("Cmd: %p use fr_desc %p sg_nents %d sg_off %d offset %u\n", + isert_cmd, fr_desc, sg_nents, sg_off, offset); + + pagelist_len = isert_map_fr_pagelist(ib_dev, sg_start, sg_nents, + &fr_desc->data_frpl->page_list[0]); + + if (!fr_desc->valid) { + memset(&inv_wr, 0, sizeof(inv_wr)); + inv_wr.opcode = IB_WR_LOCAL_INV; + inv_wr.ex.invalidate_rkey = fr_desc->data_mr->rkey; + wr = &inv_wr; + /* Bump the key */ + key = (u8)(fr_desc->data_mr->rkey & 0x000000FF); + ib_update_fast_reg_key(fr_desc->data_mr, ++key); + } + + /* Prepare FASTREG WR */ + memset(&fr_wr, 0, sizeof(fr_wr)); + fr_wr.opcode = IB_WR_FAST_REG_MR; + fr_wr.wr.fast_reg.iova_start = + fr_desc->data_frpl->page_list[0] + page_off; + fr_wr.wr.fast_reg.page_list = fr_desc->data_frpl; + fr_wr.wr.fast_reg.page_list_len = pagelist_len; + fr_wr.wr.fast_reg.page_shift = PAGE_SHIFT; + fr_wr.wr.fast_reg.length = data_len; + fr_wr.wr.fast_reg.rkey = fr_desc->data_mr->rkey; + fr_wr.wr.fast_reg.access_flags = IB_ACCESS_LOCAL_WRITE; + + if (!wr) + wr = &fr_wr; + else + wr->next = &fr_wr; + + ret = ib_post_send(isert_conn->conn_qp, wr, &bad_wr); + if (ret) { + pr_err("fast registration failed, ret:%d\n", ret); + return ret; + } + fr_desc->valid = false; + + ib_sge->lkey = fr_desc->data_mr->lkey; + ib_sge->addr = fr_desc->data_frpl->page_list[0] + page_off; + ib_sge->length = data_len; + + pr_debug("RDMA ib_sge: addr: 0x%16llx length: %u lkey: %08x\n", + ib_sge->addr, ib_sge->length, ib_sge->lkey); + return ret; } static int -isert_get_dataout(struct iscsi_conn *conn, struct iscsi_cmd *cmd, bool recovery) +isert_reg_rdma_frwr(struct iscsi_conn *conn, struct iscsi_cmd *cmd, + struct isert_rdma_wr *wr) { struct se_cmd *se_cmd = &cmd->se_cmd; - struct isert_cmd *isert_cmd = container_of(cmd, - struct isert_cmd, iscsi_cmd); - struct isert_rdma_wr *wr = &isert_cmd->rdma_wr; + struct isert_cmd *isert_cmd = iscsit_priv_cmd(cmd); struct isert_conn *isert_conn = (struct isert_conn *)conn->context; - struct ib_send_wr *wr_failed, *send_wr; - struct ib_sge *ib_sge; struct ib_device *ib_dev = isert_conn->conn_cm_id->device; + struct ib_send_wr *send_wr; + struct ib_sge *ib_sge; struct scatterlist *sg_start; - u32 sg_off, sg_nents, page_off, va_offset = 0; + struct fast_reg_descriptor *fr_desc; + u32 sg_off = 0, sg_nents; u32 offset = 0, data_len, data_left, rdma_write_max; - int rc, ret = 0, count, i, ib_sge_cnt; + int ret = 0, count; + unsigned long flags; - pr_debug("RDMA_READ: data_length: %u write_data_done: %u\n", - se_cmd->data_length, cmd->write_data_done); + if (wr->iser_ib_op == ISER_IB_RDMA_WRITE) { + data_left = se_cmd->data_length; + iscsit_increment_maxcmdsn(cmd, conn->sess); + cmd->stat_sn = conn->stat_sn++; + } else { + sg_off = cmd->write_data_done / PAGE_SIZE; + data_left = se_cmd->data_length - cmd->write_data_done; + offset = cmd->write_data_done; + isert_cmd->tx_desc.isert_cmd = isert_cmd; + } - sg_off = cmd->write_data_done / PAGE_SIZE; sg_start = &cmd->se_cmd.t_data_sg[sg_off]; - page_off = cmd->write_data_done % PAGE_SIZE; - - pr_debug("RDMA_READ: sg_off: %d, sg_start: %p page_off: %d\n", - sg_off, sg_start, page_off); - - data_left = se_cmd->data_length - cmd->write_data_done; sg_nents = se_cmd->t_data_nents - sg_off; - pr_debug("RDMA_READ: data_left: %d, sg_nents: %d\n", - data_left, sg_nents); - - count = ib_dma_map_sg(ib_dev, sg_start, sg_nents, DMA_FROM_DEVICE); + count = ib_dma_map_sg(ib_dev, sg_start, sg_nents, + (wr->iser_ib_op == ISER_IB_RDMA_WRITE) ? + DMA_TO_DEVICE : DMA_FROM_DEVICE); if (unlikely(!count)) { - pr_err("Unable to map get_dataout SGs\n"); + pr_err("Cmd: %p unrable to map SGs\n", isert_cmd); return -EINVAL; } wr->sge = sg_start; wr->num_sge = sg_nents; - pr_debug("Mapped IB count: %u sg_start: %p sg_nents: %u for RDMA_READ\n", - count, sg_start, sg_nents); + pr_debug("Mapped cmd: %p count: %u sg: %p sg_nents: %u rdma_len %d\n", + isert_cmd, count, sg_start, sg_nents, data_left); - ib_sge = kzalloc(sizeof(struct ib_sge) * sg_nents, GFP_KERNEL); - if (!ib_sge) { - pr_warn("Unable to allocate dataout ib_sge\n"); - ret = -ENOMEM; - goto unmap_sg; + memset(&wr->s_ib_sge, 0, sizeof(*ib_sge)); + ib_sge = &wr->s_ib_sge; + wr->ib_sge = ib_sge; + + wr->send_wr_num = 1; + memset(&wr->s_send_wr, 0, sizeof(*send_wr)); + wr->send_wr = &wr->s_send_wr; + + wr->isert_cmd = isert_cmd; + rdma_write_max = ISCSI_ISER_SG_TABLESIZE * PAGE_SIZE; + + send_wr = &isert_cmd->rdma_wr.s_send_wr; + send_wr->sg_list = ib_sge; + send_wr->num_sge = 1; + send_wr->wr_id = (unsigned long)&isert_cmd->tx_desc; + if (wr->iser_ib_op == ISER_IB_RDMA_WRITE) { + send_wr->opcode = IB_WR_RDMA_WRITE; + send_wr->wr.rdma.remote_addr = isert_cmd->read_va; + send_wr->wr.rdma.rkey = isert_cmd->read_stag; + send_wr->send_flags = 0; + send_wr->next = &isert_cmd->tx_desc.send_wr; + } else { + send_wr->opcode = IB_WR_RDMA_READ; + send_wr->wr.rdma.remote_addr = isert_cmd->write_va; + send_wr->wr.rdma.rkey = isert_cmd->write_stag; + send_wr->send_flags = IB_SEND_SIGNALED; } - isert_cmd->ib_sge = ib_sge; - pr_debug("Using ib_sge: %p from sg_ents: %d for RDMA_READ\n", - ib_sge, sg_nents); + data_len = min(data_left, rdma_write_max); + wr->cur_rdma_length = data_len; - wr->send_wr_num = DIV_ROUND_UP(sg_nents, isert_conn->max_sge); - wr->send_wr = kzalloc(sizeof(struct ib_send_wr) * wr->send_wr_num, - GFP_KERNEL); - if (!wr->send_wr) { - pr_debug("Unable to allocate wr->send_wr\n"); - ret = -ENOMEM; + spin_lock_irqsave(&isert_conn->conn_lock, flags); + fr_desc = list_first_entry(&isert_conn->conn_frwr_pool, + struct fast_reg_descriptor, list); + list_del(&fr_desc->list); + spin_unlock_irqrestore(&isert_conn->conn_lock, flags); + wr->fr_desc = fr_desc; + + ret = isert_fast_reg_mr(fr_desc, isert_cmd, isert_conn, + ib_sge, offset, data_len); + if (ret) { + list_add_tail(&fr_desc->list, &isert_conn->conn_frwr_pool); goto unmap_sg; } - pr_debug("Allocated wr->send_wr: %p wr->send_wr_num: %u\n", - wr->send_wr, wr->send_wr_num); - isert_cmd->tx_desc.isert_cmd = isert_cmd; + return 0; - wr->iser_ib_op = ISER_IB_RDMA_READ; - wr->isert_cmd = isert_cmd; - rdma_write_max = isert_conn->max_sge * PAGE_SIZE; - offset = cmd->write_data_done; +unmap_sg: + ib_dma_unmap_sg(ib_dev, sg_start, sg_nents, + (wr->iser_ib_op == ISER_IB_RDMA_WRITE) ? + DMA_TO_DEVICE : DMA_FROM_DEVICE); + return ret; +} - for (i = 0; i < wr->send_wr_num; i++) { - send_wr = &isert_cmd->rdma_wr.send_wr[i]; - data_len = min(data_left, rdma_write_max); +static int +isert_put_datain(struct iscsi_conn *conn, struct iscsi_cmd *cmd) +{ + struct se_cmd *se_cmd = &cmd->se_cmd; + struct isert_cmd *isert_cmd = iscsit_priv_cmd(cmd); + struct isert_rdma_wr *wr = &isert_cmd->rdma_wr; + struct isert_conn *isert_conn = (struct isert_conn *)conn->context; + struct isert_device *device = isert_conn->conn_device; + struct ib_send_wr *wr_failed; + int rc; - send_wr->opcode = IB_WR_RDMA_READ; - send_wr->wr.rdma.remote_addr = isert_cmd->write_va + va_offset; - send_wr->wr.rdma.rkey = isert_cmd->write_stag; + pr_debug("Cmd: %p RDMA_WRITE data_length: %u\n", + isert_cmd, se_cmd->data_length); + wr->iser_ib_op = ISER_IB_RDMA_WRITE; + rc = device->reg_rdma_mem(conn, cmd, wr); + if (rc) { + pr_err("Cmd: %p failed to prepare RDMA res\n", isert_cmd); + return rc; + } - ib_sge_cnt = isert_build_rdma_wr(isert_conn, isert_cmd, ib_sge, - send_wr, data_len, offset); - ib_sge += ib_sge_cnt; + /* + * Build isert_conn->tx_desc for iSCSI response PDU and attach + */ + isert_create_send_desc(isert_conn, isert_cmd, &isert_cmd->tx_desc); + iscsit_build_rsp_pdu(cmd, conn, false, (struct iscsi_scsi_rsp *) + &isert_cmd->tx_desc.iscsi_header); + isert_init_tx_hdrs(isert_conn, &isert_cmd->tx_desc); + isert_init_send_wr(isert_cmd, &isert_cmd->tx_desc.send_wr); - if (i + 1 == wr->send_wr_num) - send_wr->send_flags = IB_SEND_SIGNALED; - else - send_wr->next = &wr->send_wr[i + 1]; + atomic_inc(&isert_conn->post_send_buf_count); - offset += data_len; - va_offset += data_len; - data_left -= data_len; + rc = ib_post_send(isert_conn->conn_qp, wr->send_wr, &wr_failed); + if (rc) { + pr_warn("ib_post_send() failed for IB_WR_RDMA_WRITE\n"); + atomic_dec(&isert_conn->post_send_buf_count); + } + pr_debug("Cmd: %p posted RDMA_WRITE + Response for iSER Data READ\n", + isert_cmd); + + return 1; +} + +static int +isert_get_dataout(struct iscsi_conn *conn, struct iscsi_cmd *cmd, bool recovery) +{ + struct se_cmd *se_cmd = &cmd->se_cmd; + struct isert_cmd *isert_cmd = iscsit_priv_cmd(cmd); + struct isert_rdma_wr *wr = &isert_cmd->rdma_wr; + struct isert_conn *isert_conn = (struct isert_conn *)conn->context; + struct isert_device *device = isert_conn->conn_device; + struct ib_send_wr *wr_failed; + int rc; + + pr_debug("Cmd: %p RDMA_READ data_length: %u write_data_done: %u\n", + isert_cmd, se_cmd->data_length, cmd->write_data_done); + wr->iser_ib_op = ISER_IB_RDMA_READ; + rc = device->reg_rdma_mem(conn, cmd, wr); + if (rc) { + pr_err("Cmd: %p failed to prepare RDMA res\n", isert_cmd); + return rc; } atomic_inc(&isert_conn->post_send_buf_count); @@ -2050,12 +2351,10 @@ isert_get_dataout(struct iscsi_conn *conn, struct iscsi_cmd *cmd, bool recovery) pr_warn("ib_post_send() failed for IB_WR_RDMA_READ\n"); atomic_dec(&isert_conn->post_send_buf_count); } - pr_debug("Posted RDMA_READ memory for ISER Data WRITE\n"); - return 0; + pr_debug("Cmd: %p posted RDMA_READ memory for ISER Data WRITE\n", + isert_cmd); -unmap_sg: - ib_dma_unmap_sg(ib_dev, sg_start, sg_nents, DMA_FROM_DEVICE); - return ret; + return 0; } static int @@ -2224,6 +2523,14 @@ isert_get_login_rx(struct iscsi_conn *conn, struct iscsi_login *login) int ret; pr_debug("isert_get_login_rx before conn_login_comp conn: %p\n", conn); + /* + * For login requests after the first PDU, isert_rx_login_req() will + * kick schedule_delayed_work(&conn->login_work) as the packet is + * received, which turns this callback from iscsi_target_do_login_rx() + * into a NOP. + */ + if (!login->first_request) + return 0; ret = wait_for_completion_interruptible(&isert_conn->conn_login_comp); if (ret) @@ -2393,12 +2700,12 @@ static void isert_free_conn(struct iscsi_conn *conn) static struct iscsit_transport iser_target_transport = { .name = "IB/iSER", .transport_type = ISCSI_INFINIBAND, + .priv_size = sizeof(struct isert_cmd), .owner = THIS_MODULE, .iscsit_setup_np = isert_setup_np, .iscsit_accept_np = isert_accept_np, .iscsit_free_np = isert_free_np, .iscsit_free_conn = isert_free_conn, - .iscsit_alloc_cmd = isert_alloc_cmd, .iscsit_get_login_rx = isert_get_login_rx, .iscsit_put_login_tx = isert_put_login_tx, .iscsit_immediate_queue = isert_immediate_queue, @@ -2425,21 +2732,10 @@ static int __init isert_init(void) goto destroy_rx_wq; } - isert_cmd_cache = kmem_cache_create("isert_cmd_cache", - sizeof(struct isert_cmd), __alignof__(struct isert_cmd), - 0, NULL); - if (!isert_cmd_cache) { - pr_err("Unable to create isert_cmd_cache\n"); - ret = -ENOMEM; - goto destroy_tx_cq; - } - iscsit_register_transport(&iser_target_transport); pr_debug("iSER_TARGET[0] - Loaded iser_target_transport\n"); return 0; -destroy_tx_cq: - destroy_workqueue(isert_comp_wq); destroy_rx_wq: destroy_workqueue(isert_rx_wq); return ret; @@ -2447,7 +2743,6 @@ destroy_rx_wq: static void __exit isert_exit(void) { - kmem_cache_destroy(isert_cmd_cache); destroy_workqueue(isert_comp_wq); destroy_workqueue(isert_rx_wq); iscsit_unregister_transport(&iser_target_transport); diff --git a/drivers/infiniband/ulp/isert/ib_isert.h b/drivers/infiniband/ulp/isert/ib_isert.h index 191117b5b50..631f2090f0b 100644 --- a/drivers/infiniband/ulp/isert/ib_isert.h +++ b/drivers/infiniband/ulp/isert/ib_isert.h @@ -5,6 +5,7 @@ #include <rdma/rdma_cm.h> #define ISERT_RDMA_LISTEN_BACKLOG 10 +#define ISCSI_ISER_SG_TABLESIZE 256 enum isert_desc_type { ISCSI_TX_CONTROL, @@ -45,15 +46,26 @@ struct iser_tx_desc { struct ib_send_wr send_wr; } __packed; +struct fast_reg_descriptor { + struct list_head list; + struct ib_mr *data_mr; + struct ib_fast_reg_page_list *data_frpl; + bool valid; +}; + struct isert_rdma_wr { struct list_head wr_list; struct isert_cmd *isert_cmd; enum iser_ib_op_code iser_ib_op; struct ib_sge *ib_sge; + struct ib_sge s_ib_sge; int num_sge; struct scatterlist *sge; int send_wr_num; struct ib_send_wr *send_wr; + struct ib_send_wr s_send_wr; + u32 cur_rdma_length; + struct fast_reg_descriptor *fr_desc; }; struct isert_cmd { @@ -67,8 +79,7 @@ struct isert_cmd { u32 write_va_off; u32 rdma_wr_num; struct isert_conn *conn; - struct iscsi_cmd iscsi_cmd; - struct ib_sge *ib_sge; + struct iscsi_cmd *iscsi_cmd; struct iser_tx_desc tx_desc; struct isert_rdma_wr rdma_wr; struct work_struct comp_work; @@ -106,6 +117,10 @@ struct isert_conn { wait_queue_head_t conn_wait; wait_queue_head_t conn_wait_comp_err; struct kref conn_kref; + struct list_head conn_frwr_pool; + int conn_frwr_pool_size; + /* lock to protect frwr_pool */ + spinlock_t conn_lock; }; #define ISERT_MAX_CQ 64 @@ -118,6 +133,7 @@ struct isert_cq_desc { }; struct isert_device { + int use_frwr; int cqs_used; int refcount; int cq_active_qps[ISERT_MAX_CQ]; @@ -128,6 +144,12 @@ struct isert_device { struct ib_cq *dev_tx_cq[ISERT_MAX_CQ]; struct isert_cq_desc *cq_desc; struct list_head dev_node; + struct ib_device_attr dev_attr; + int (*reg_rdma_mem)(struct iscsi_conn *conn, + struct iscsi_cmd *cmd, + struct isert_rdma_wr *wr); + void (*unreg_rdma_mem)(struct isert_cmd *isert_cmd, + struct isert_conn *isert_conn); }; struct isert_np { diff --git a/drivers/input/keyboard/Kconfig b/drivers/input/keyboard/Kconfig index 269d4c3658c..c1edd39bc5b 100644 --- a/drivers/input/keyboard/Kconfig +++ b/drivers/input/keyboard/Kconfig @@ -224,7 +224,7 @@ config KEYBOARD_TCA6416 config KEYBOARD_TCA8418 tristate "TCA8418 Keypad Support" - depends on I2C && GENERIC_HARDIRQS + depends on I2C select INPUT_MATRIXKMAP help This driver implements basic keypad functionality @@ -303,7 +303,7 @@ config KEYBOARD_HP7XX config KEYBOARD_LM8323 tristate "LM8323 keypad chip" - depends on I2C && GENERIC_HARDIRQS + depends on I2C depends on LEDS_CLASS help If you say yes here you get support for the National Semiconductor diff --git a/drivers/input/serio/Kconfig b/drivers/input/serio/Kconfig index 1e691a3a79c..33b3e88fe4a 100644 --- a/drivers/input/serio/Kconfig +++ b/drivers/input/serio/Kconfig @@ -239,7 +239,6 @@ config SERIO_PS2MULT config SERIO_ARC_PS2 tristate "ARC PS/2 support" - depends on GENERIC_HARDIRQS help Say Y here if you have an ARC FPGA platform with a PS/2 controller in it. diff --git a/drivers/input/touchscreen/Kconfig b/drivers/input/touchscreen/Kconfig index 3b9758b5f4d..e09ec67957a 100644 --- a/drivers/input/touchscreen/Kconfig +++ b/drivers/input/touchscreen/Kconfig @@ -389,7 +389,7 @@ config TOUCHSCREEN_MCS5000 config TOUCHSCREEN_MMS114 tristate "MELFAS MMS114 touchscreen" - depends on I2C && GENERIC_HARDIRQS + depends on I2C help Say Y here if you have the MELFAS MMS114 touchscreen controller chip in your system. @@ -845,7 +845,7 @@ config TOUCHSCREEN_TSC_SERIO config TOUCHSCREEN_TSC2005 tristate "TSC2005 based touchscreens" - depends on SPI_MASTER && GENERIC_HARDIRQS + depends on SPI_MASTER help Say Y here if you have a TSC2005 based touchscreen. diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig index 820d85c4a4a..fe302e33f72 100644 --- a/drivers/iommu/Kconfig +++ b/drivers/iommu/Kconfig @@ -17,6 +17,16 @@ config OF_IOMMU def_bool y depends on OF +config FSL_PAMU + bool "Freescale IOMMU support" + depends on PPC_E500MC + select IOMMU_API + select GENERIC_ALLOCATOR + help + Freescale PAMU support. PAMU is the IOMMU present on Freescale QorIQ platforms. + PAMU can authorize memory access, remap the memory address, and remap I/O + transaction types. + # MSM IOMMU support config MSM_IOMMU bool "MSM IOMMU Support" diff --git a/drivers/iommu/Makefile b/drivers/iommu/Makefile index bbe7041212d..14c1f474cf1 100644 --- a/drivers/iommu/Makefile +++ b/drivers/iommu/Makefile @@ -16,3 +16,4 @@ obj-$(CONFIG_TEGRA_IOMMU_SMMU) += tegra-smmu.o obj-$(CONFIG_EXYNOS_IOMMU) += exynos-iommu.o obj-$(CONFIG_SHMOBILE_IOMMU) += shmobile-iommu.o obj-$(CONFIG_SHMOBILE_IPMMU) += shmobile-ipmmu.o +obj-$(CONFIG_FSL_PAMU) += fsl_pamu.o fsl_pamu_domain.o diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c index 6dc659426a5..72531f008a5 100644 --- a/drivers/iommu/amd_iommu.c +++ b/drivers/iommu/amd_iommu.c @@ -456,8 +456,10 @@ static int iommu_init_device(struct device *dev) } ret = init_iommu_group(dev); - if (ret) + if (ret) { + free_dev_data(dev_data); return ret; + } if (pci_iommuv2_capable(pdev)) { struct amd_iommu *iommu; diff --git a/drivers/iommu/amd_iommu_init.c b/drivers/iommu/amd_iommu_init.c index 7acbf351e9a..8f798be6e39 100644 --- a/drivers/iommu/amd_iommu_init.c +++ b/drivers/iommu/amd_iommu_init.c @@ -1384,7 +1384,7 @@ static int iommu_init_msi(struct amd_iommu *iommu) if (iommu->int_enabled) goto enable_faults; - if (pci_find_capability(iommu->dev, PCI_CAP_ID_MSI)) + if (iommu->dev->msi_cap) ret = iommu_setup_msi(iommu); else ret = -ENODEV; diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c index ebd0a4cff04..f417e89e1e7 100644 --- a/drivers/iommu/arm-smmu.c +++ b/drivers/iommu/arm-smmu.c @@ -56,9 +56,6 @@ /* Maximum number of mapping groups per SMMU */ #define ARM_SMMU_MAX_SMRS 128 -/* Number of VMIDs per SMMU */ -#define ARM_SMMU_NUM_VMIDS 256 - /* SMMU global address space */ #define ARM_SMMU_GR0(smmu) ((smmu)->base) #define ARM_SMMU_GR1(smmu) ((smmu)->base + (smmu)->pagesize) @@ -87,6 +84,7 @@ #define ARM_SMMU_PTE_AP_UNPRIV (((pteval_t)1) << 6) #define ARM_SMMU_PTE_AP_RDONLY (((pteval_t)2) << 6) #define ARM_SMMU_PTE_ATTRINDX_SHIFT 2 +#define ARM_SMMU_PTE_nG (((pteval_t)1) << 11) /* Stage-2 PTE */ #define ARM_SMMU_PTE_HAP_FAULT (((pteval_t)0) << 6) @@ -223,6 +221,7 @@ #define ARM_SMMU_CB_FAR_LO 0x60 #define ARM_SMMU_CB_FAR_HI 0x64 #define ARM_SMMU_CB_FSYNR0 0x68 +#define ARM_SMMU_CB_S1_TLBIASID 0x610 #define SCTLR_S1_ASIDPNE (1 << 12) #define SCTLR_CFCFG (1 << 7) @@ -282,6 +281,8 @@ #define TTBCR2_ADDR_44 4 #define TTBCR2_ADDR_48 5 +#define TTBRn_HI_ASID_SHIFT 16 + #define MAIR_ATTR_SHIFT(n) ((n) << 3) #define MAIR_ATTR_MASK 0xff #define MAIR_ATTR_DEVICE 0x04 @@ -305,7 +306,7 @@ #define FSR_IGN (FSR_AFF | FSR_ASF | FSR_TLBMCF | \ FSR_TLBLKF) #define FSR_FAULT (FSR_MULTI | FSR_SS | FSR_UUT | \ - FSR_EF | FSR_PF | FSR_TF) + FSR_EF | FSR_PF | FSR_TF | FSR_IGN) #define FSYNR0_WNR (1 << 4) @@ -365,21 +366,21 @@ struct arm_smmu_device { u32 num_context_irqs; unsigned int *irqs; - DECLARE_BITMAP(vmid_map, ARM_SMMU_NUM_VMIDS); - struct list_head list; struct rb_root masters; }; struct arm_smmu_cfg { struct arm_smmu_device *smmu; - u8 vmid; u8 cbndx; u8 irptndx; u32 cbar; pgd_t *pgd; }; +#define ARM_SMMU_CB_ASID(cfg) ((cfg)->cbndx) +#define ARM_SMMU_CB_VMID(cfg) ((cfg)->cbndx + 1) + struct arm_smmu_domain { /* * A domain can span across multiple, chained SMMUs and requires @@ -533,6 +534,25 @@ static void arm_smmu_tlb_sync(struct arm_smmu_device *smmu) } } +static void arm_smmu_tlb_inv_context(struct arm_smmu_cfg *cfg) +{ + struct arm_smmu_device *smmu = cfg->smmu; + void __iomem *base = ARM_SMMU_GR0(smmu); + bool stage1 = cfg->cbar != CBAR_TYPE_S2_TRANS; + + if (stage1) { + base = ARM_SMMU_CB_BASE(smmu) + ARM_SMMU_CB(smmu, cfg->cbndx); + writel_relaxed(ARM_SMMU_CB_ASID(cfg), + base + ARM_SMMU_CB_S1_TLBIASID); + } else { + base = ARM_SMMU_GR0(smmu); + writel_relaxed(ARM_SMMU_CB_VMID(cfg), + base + ARM_SMMU_GR0_TLBIVMID); + } + + arm_smmu_tlb_sync(smmu); +} + static irqreturn_t arm_smmu_context_fault(int irq, void *dev) { int flags, ret; @@ -590,6 +610,9 @@ static irqreturn_t arm_smmu_global_fault(int irq, void *dev) void __iomem *gr0_base = ARM_SMMU_GR0(smmu); gfsr = readl_relaxed(gr0_base + ARM_SMMU_GR0_sGFSR); + if (!gfsr) + return IRQ_NONE; + gfsynr0 = readl_relaxed(gr0_base + ARM_SMMU_GR0_sGFSYNR0); gfsynr1 = readl_relaxed(gr0_base + ARM_SMMU_GR0_sGFSYNR1); gfsynr2 = readl_relaxed(gr0_base + ARM_SMMU_GR0_sGFSYNR2); @@ -601,7 +624,7 @@ static irqreturn_t arm_smmu_global_fault(int irq, void *dev) gfsr, gfsynr0, gfsynr1, gfsynr2); writel(gfsr, gr0_base + ARM_SMMU_GR0_sGFSR); - return IRQ_NONE; + return IRQ_HANDLED; } static void arm_smmu_init_context_bank(struct arm_smmu_domain *smmu_domain) @@ -618,14 +641,15 @@ static void arm_smmu_init_context_bank(struct arm_smmu_domain *smmu_domain) cb_base = ARM_SMMU_CB_BASE(smmu) + ARM_SMMU_CB(smmu, root_cfg->cbndx); /* CBAR */ - reg = root_cfg->cbar | - (root_cfg->vmid << CBAR_VMID_SHIFT); + reg = root_cfg->cbar; if (smmu->version == 1) reg |= root_cfg->irptndx << CBAR_IRPTNDX_SHIFT; /* Use the weakest memory type, so it is overridden by the pte */ if (stage1) reg |= (CBAR_S1_MEMATTR_WB << CBAR_S1_MEMATTR_SHIFT); + else + reg |= ARM_SMMU_CB_VMID(root_cfg) << CBAR_VMID_SHIFT; writel_relaxed(reg, gr1_base + ARM_SMMU_GR1_CBAR(root_cfg->cbndx)); if (smmu->version > 1) { @@ -687,15 +711,11 @@ static void arm_smmu_init_context_bank(struct arm_smmu_domain *smmu_domain) /* TTBR0 */ reg = __pa(root_cfg->pgd); -#ifndef __BIG_ENDIAN writel_relaxed(reg, cb_base + ARM_SMMU_CB_TTBR0_LO); reg = (phys_addr_t)__pa(root_cfg->pgd) >> 32; + if (stage1) + reg |= ARM_SMMU_CB_ASID(root_cfg) << TTBRn_HI_ASID_SHIFT; writel_relaxed(reg, cb_base + ARM_SMMU_CB_TTBR0_HI); -#else - writel_relaxed(reg, cb_base + ARM_SMMU_CB_TTBR0_HI); - reg = (phys_addr_t)__pa(root_cfg->pgd) >> 32; - writel_relaxed(reg, cb_base + ARM_SMMU_CB_TTBR0_LO); -#endif /* * TTBCR @@ -750,10 +770,6 @@ static void arm_smmu_init_context_bank(struct arm_smmu_domain *smmu_domain) writel_relaxed(reg, cb_base + ARM_SMMU_CB_S1_MAIR0); } - /* Nuke the TLB */ - writel_relaxed(root_cfg->vmid, gr0_base + ARM_SMMU_GR0_TLBIVMID); - arm_smmu_tlb_sync(smmu); - /* SCTLR */ reg = SCTLR_CFCFG | SCTLR_CFIE | SCTLR_CFRE | SCTLR_M | SCTLR_EAE_SBOP; if (stage1) @@ -790,11 +806,6 @@ static int arm_smmu_init_domain_context(struct iommu_domain *domain, return -ENODEV; } - ret = __arm_smmu_alloc_bitmap(smmu->vmid_map, 0, ARM_SMMU_NUM_VMIDS); - if (IS_ERR_VALUE(ret)) - return ret; - - root_cfg->vmid = ret; if (smmu->features & ARM_SMMU_FEAT_TRANS_NESTED) { /* * We will likely want to change this if/when KVM gets @@ -813,10 +824,9 @@ static int arm_smmu_init_domain_context(struct iommu_domain *domain, ret = __arm_smmu_alloc_bitmap(smmu->context_map, start, smmu->num_context_banks); if (IS_ERR_VALUE(ret)) - goto out_free_vmid; + return ret; root_cfg->cbndx = ret; - if (smmu->version == 1) { root_cfg->irptndx = atomic_inc_return(&smmu->irptndx); root_cfg->irptndx %= smmu->num_context_irqs; @@ -840,8 +850,6 @@ static int arm_smmu_init_domain_context(struct iommu_domain *domain, out_free_context: __arm_smmu_free_bitmap(smmu->context_map, root_cfg->cbndx); -out_free_vmid: - __arm_smmu_free_bitmap(smmu->vmid_map, root_cfg->vmid); return ret; } @@ -850,17 +858,22 @@ static void arm_smmu_destroy_domain_context(struct iommu_domain *domain) struct arm_smmu_domain *smmu_domain = domain->priv; struct arm_smmu_cfg *root_cfg = &smmu_domain->root_cfg; struct arm_smmu_device *smmu = root_cfg->smmu; + void __iomem *cb_base; int irq; if (!smmu) return; + /* Disable the context bank and nuke the TLB before freeing it. */ + cb_base = ARM_SMMU_CB_BASE(smmu) + ARM_SMMU_CB(smmu, root_cfg->cbndx); + writel_relaxed(0, cb_base + ARM_SMMU_CB_SCTLR); + arm_smmu_tlb_inv_context(root_cfg); + if (root_cfg->irptndx != -1) { irq = smmu->irqs[smmu->num_global_irqs + root_cfg->irptndx]; free_irq(irq, domain); } - __arm_smmu_free_bitmap(smmu->vmid_map, root_cfg->vmid); __arm_smmu_free_bitmap(smmu->context_map, root_cfg->cbndx); } @@ -959,6 +972,11 @@ static void arm_smmu_free_pgtables(struct arm_smmu_domain *smmu_domain) static void arm_smmu_domain_destroy(struct iommu_domain *domain) { struct arm_smmu_domain *smmu_domain = domain->priv; + + /* + * Free the domain resources. We assume that all devices have + * already been detached. + */ arm_smmu_destroy_domain_context(domain); arm_smmu_free_pgtables(smmu_domain); kfree(smmu_domain); @@ -1199,7 +1217,7 @@ static int arm_smmu_alloc_init_pte(struct arm_smmu_device *smmu, pmd_t *pmd, } if (stage == 1) { - pteval |= ARM_SMMU_PTE_AP_UNPRIV; + pteval |= ARM_SMMU_PTE_AP_UNPRIV | ARM_SMMU_PTE_nG; if (!(flags & IOMMU_WRITE) && (flags & IOMMU_READ)) pteval |= ARM_SMMU_PTE_AP_RDONLY; @@ -1415,13 +1433,9 @@ static size_t arm_smmu_unmap(struct iommu_domain *domain, unsigned long iova, { int ret; struct arm_smmu_domain *smmu_domain = domain->priv; - struct arm_smmu_cfg *root_cfg = &smmu_domain->root_cfg; - struct arm_smmu_device *smmu = root_cfg->smmu; - void __iomem *gr0_base = ARM_SMMU_GR0(smmu); ret = arm_smmu_handle_mapping(smmu_domain, iova, 0, size, 0); - writel_relaxed(root_cfg->vmid, gr0_base + ARM_SMMU_GR0_TLBIVMID); - arm_smmu_tlb_sync(smmu); + arm_smmu_tlb_inv_context(&smmu_domain->root_cfg); return ret ? ret : size; } @@ -1544,6 +1558,7 @@ static struct iommu_ops arm_smmu_ops = { static void arm_smmu_device_reset(struct arm_smmu_device *smmu) { void __iomem *gr0_base = ARM_SMMU_GR0(smmu); + void __iomem *sctlr_base = ARM_SMMU_CB_BASE(smmu) + ARM_SMMU_CB_SCTLR; int i = 0; u32 scr0 = readl_relaxed(gr0_base + ARM_SMMU_GR0_sCR0); @@ -1553,6 +1568,10 @@ static void arm_smmu_device_reset(struct arm_smmu_device *smmu) writel_relaxed(S2CR_TYPE_BYPASS, gr0_base + ARM_SMMU_GR0_S2CR(i)); } + /* Make sure all context banks are disabled */ + for (i = 0; i < smmu->num_context_banks; ++i) + writel_relaxed(0, sctlr_base + ARM_SMMU_CB(smmu, i)); + /* Invalidate the TLB, just in case */ writel_relaxed(0, gr0_base + ARM_SMMU_GR0_STLBIALL); writel_relaxed(0, gr0_base + ARM_SMMU_GR0_TLBIALLH); @@ -1906,7 +1925,7 @@ static int arm_smmu_device_remove(struct platform_device *pdev) of_node_put(master->of_node); } - if (!bitmap_empty(smmu->vmid_map, ARM_SMMU_NUM_VMIDS)) + if (!bitmap_empty(smmu->context_map, ARM_SMMU_MAX_CBS)) dev_err(dev, "removing device with active domains!\n"); for (i = 0; i < smmu->num_global_irqs; ++i) diff --git a/drivers/iommu/exynos-iommu.c b/drivers/iommu/exynos-iommu.c index 3f32d64ab87..074018979cd 100644 --- a/drivers/iommu/exynos-iommu.c +++ b/drivers/iommu/exynos-iommu.c @@ -247,50 +247,6 @@ static void __sysmmu_set_prefbuf(void __iomem *sfrbase, unsigned long base, __raw_writel(size - 1 + base, sfrbase + REG_PB0_EADDR + idx * 8); } -void exynos_sysmmu_set_prefbuf(struct device *dev, - unsigned long base0, unsigned long size0, - unsigned long base1, unsigned long size1) -{ - struct sysmmu_drvdata *data = dev_get_drvdata(dev->archdata.iommu); - unsigned long flags; - int i; - - BUG_ON((base0 + size0) <= base0); - BUG_ON((size1 > 0) && ((base1 + size1) <= base1)); - - read_lock_irqsave(&data->lock, flags); - if (!is_sysmmu_active(data)) - goto finish; - - for (i = 0; i < data->nsfrs; i++) { - if ((readl(data->sfrbases[i] + REG_MMU_VERSION) >> 28) == 3) { - if (!sysmmu_block(data->sfrbases[i])) - continue; - - if (size1 == 0) { - if (size0 <= SZ_128K) { - base1 = base0; - size1 = size0; - } else { - size1 = size0 - - ALIGN(size0 / 2, SZ_64K); - size0 = size0 - size1; - base1 = base0 + size0; - } - } - - __sysmmu_set_prefbuf( - data->sfrbases[i], base0, size0, 0); - __sysmmu_set_prefbuf( - data->sfrbases[i], base1, size1, 1); - - sysmmu_unblock(data->sfrbases[i]); - } - } -finish: - read_unlock_irqrestore(&data->lock, flags); -} - static void __set_fault_handler(struct sysmmu_drvdata *data, sysmmu_fault_handler_t handler) { diff --git a/drivers/iommu/fsl_pamu.c b/drivers/iommu/fsl_pamu.c new file mode 100644 index 00000000000..cba0498eb01 --- /dev/null +++ b/drivers/iommu/fsl_pamu.c @@ -0,0 +1,1309 @@ +/* + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License, version 2, as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * Copyright (C) 2013 Freescale Semiconductor, Inc. + * + */ + +#define pr_fmt(fmt) "fsl-pamu: %s: " fmt, __func__ + +#include <linux/init.h> +#include <linux/iommu.h> +#include <linux/slab.h> +#include <linux/module.h> +#include <linux/types.h> +#include <linux/mm.h> +#include <linux/interrupt.h> +#include <linux/device.h> +#include <linux/of_platform.h> +#include <linux/bootmem.h> +#include <linux/genalloc.h> +#include <asm/io.h> +#include <asm/bitops.h> +#include <asm/fsl_guts.h> + +#include "fsl_pamu.h" + +/* define indexes for each operation mapping scenario */ +#define OMI_QMAN 0x00 +#define OMI_FMAN 0x01 +#define OMI_QMAN_PRIV 0x02 +#define OMI_CAAM 0x03 + +#define make64(high, low) (((u64)(high) << 32) | (low)) + +struct pamu_isr_data { + void __iomem *pamu_reg_base; /* Base address of PAMU regs*/ + unsigned int count; /* The number of PAMUs */ +}; + +static struct paace *ppaact; +static struct paace *spaact; +static struct ome *omt; + +/* + * Table for matching compatible strings, for device tree + * guts node, for QorIQ SOCs. + * "fsl,qoriq-device-config-2.0" corresponds to T4 & B4 + * SOCs. For the older SOCs "fsl,qoriq-device-config-1.0" + * string would be used. +*/ +static const struct of_device_id guts_device_ids[] = { + { .compatible = "fsl,qoriq-device-config-1.0", }, + { .compatible = "fsl,qoriq-device-config-2.0", }, + {} +}; + + +/* + * Table for matching compatible strings, for device tree + * L3 cache controller node. + * "fsl,t4240-l3-cache-controller" corresponds to T4, + * "fsl,b4860-l3-cache-controller" corresponds to B4 & + * "fsl,p4080-l3-cache-controller" corresponds to other, + * SOCs. +*/ +static const struct of_device_id l3_device_ids[] = { + { .compatible = "fsl,t4240-l3-cache-controller", }, + { .compatible = "fsl,b4860-l3-cache-controller", }, + { .compatible = "fsl,p4080-l3-cache-controller", }, + {} +}; + +/* maximum subwindows permitted per liodn */ +static u32 max_subwindow_count; + +/* Pool for fspi allocation */ +struct gen_pool *spaace_pool; + +/** + * pamu_get_max_subwin_cnt() - Return the maximum supported + * subwindow count per liodn. + * + */ +u32 pamu_get_max_subwin_cnt() +{ + return max_subwindow_count; +} + +/** + * pamu_get_ppaace() - Return the primary PACCE + * @liodn: liodn PAACT index for desired PAACE + * + * Returns the ppace pointer upon success else return + * null. + */ +static struct paace *pamu_get_ppaace(int liodn) +{ + if (!ppaact || liodn >= PAACE_NUMBER_ENTRIES) { + pr_debug("PPAACT doesn't exist\n"); + return NULL; + } + + return &ppaact[liodn]; +} + +/** + * pamu_enable_liodn() - Set valid bit of PACCE + * @liodn: liodn PAACT index for desired PAACE + * + * Returns 0 upon success else error code < 0 returned + */ +int pamu_enable_liodn(int liodn) +{ + struct paace *ppaace; + + ppaace = pamu_get_ppaace(liodn); + if (!ppaace) { + pr_debug("Invalid primary paace entry\n"); + return -ENOENT; + } + + if (!get_bf(ppaace->addr_bitfields, PPAACE_AF_WSE)) { + pr_debug("liodn %d not configured\n", liodn); + return -EINVAL; + } + + /* Ensure that all other stores to the ppaace complete first */ + mb(); + + set_bf(ppaace->addr_bitfields, PAACE_AF_V, PAACE_V_VALID); + mb(); + + return 0; +} + +/** + * pamu_disable_liodn() - Clears valid bit of PACCE + * @liodn: liodn PAACT index for desired PAACE + * + * Returns 0 upon success else error code < 0 returned + */ +int pamu_disable_liodn(int liodn) +{ + struct paace *ppaace; + + ppaace = pamu_get_ppaace(liodn); + if (!ppaace) { + pr_debug("Invalid primary paace entry\n"); + return -ENOENT; + } + + set_bf(ppaace->addr_bitfields, PAACE_AF_V, PAACE_V_INVALID); + mb(); + + return 0; +} + +/* Derive the window size encoding for a particular PAACE entry */ +static unsigned int map_addrspace_size_to_wse(phys_addr_t addrspace_size) +{ + /* Bug if not a power of 2 */ + BUG_ON(!is_power_of_2(addrspace_size)); + + /* window size is 2^(WSE+1) bytes */ + return __ffs(addrspace_size) - 1; +} + +/* Derive the PAACE window count encoding for the subwindow count */ +static unsigned int map_subwindow_cnt_to_wce(u32 subwindow_cnt) +{ + /* window count is 2^(WCE+1) bytes */ + return __ffs(subwindow_cnt) - 1; +} + +/* + * Set the PAACE type as primary and set the coherency required domain + * attribute + */ +static void pamu_init_ppaace(struct paace *ppaace) +{ + set_bf(ppaace->addr_bitfields, PAACE_AF_PT, PAACE_PT_PRIMARY); + + set_bf(ppaace->domain_attr.to_host.coherency_required, PAACE_DA_HOST_CR, + PAACE_M_COHERENCE_REQ); +} + +/* + * Set the PAACE type as secondary and set the coherency required domain + * attribute. + */ +static void pamu_init_spaace(struct paace *spaace) +{ + set_bf(spaace->addr_bitfields, PAACE_AF_PT, PAACE_PT_SECONDARY); + set_bf(spaace->domain_attr.to_host.coherency_required, PAACE_DA_HOST_CR, + PAACE_M_COHERENCE_REQ); +} + +/* + * Return the spaace (corresponding to the secondary window index) + * for a particular ppaace. + */ +static struct paace *pamu_get_spaace(struct paace *paace, u32 wnum) +{ + u32 subwin_cnt; + struct paace *spaace = NULL; + + subwin_cnt = 1UL << (get_bf(paace->impl_attr, PAACE_IA_WCE) + 1); + + if (wnum < subwin_cnt) + spaace = &spaact[paace->fspi + wnum]; + else + pr_debug("secondary paace out of bounds\n"); + + return spaace; +} + +/** + * pamu_get_fspi_and_allocate() - Allocates fspi index and reserves subwindows + * required for primary PAACE in the secondary + * PAACE table. + * @subwin_cnt: Number of subwindows to be reserved. + * + * A PPAACE entry may have a number of associated subwindows. A subwindow + * corresponds to a SPAACE entry in the SPAACT table. Each PAACE entry stores + * the index (fspi) of the first SPAACE entry in the SPAACT table. This + * function returns the index of the first SPAACE entry. The remaining + * SPAACE entries are reserved contiguously from that index. + * + * Returns a valid fspi index in the range of 0 - SPAACE_NUMBER_ENTRIES on success. + * If no SPAACE entry is available or the allocator can not reserve the required + * number of contiguous entries function returns ULONG_MAX indicating a failure. + * +*/ +static unsigned long pamu_get_fspi_and_allocate(u32 subwin_cnt) +{ + unsigned long spaace_addr; + + spaace_addr = gen_pool_alloc(spaace_pool, subwin_cnt * sizeof(struct paace)); + if (!spaace_addr) + return ULONG_MAX; + + return (spaace_addr - (unsigned long)spaact) / (sizeof(struct paace)); +} + +/* Release the subwindows reserved for a particular LIODN */ +void pamu_free_subwins(int liodn) +{ + struct paace *ppaace; + u32 subwin_cnt, size; + + ppaace = pamu_get_ppaace(liodn); + if (!ppaace) { + pr_debug("Invalid liodn entry\n"); + return; + } + + if (get_bf(ppaace->addr_bitfields, PPAACE_AF_MW)) { + subwin_cnt = 1UL << (get_bf(ppaace->impl_attr, PAACE_IA_WCE) + 1); + size = (subwin_cnt - 1) * sizeof(struct paace); + gen_pool_free(spaace_pool, (unsigned long)&spaact[ppaace->fspi], size); + set_bf(ppaace->addr_bitfields, PPAACE_AF_MW, 0); + } +} + +/* + * Function used for updating stash destination for the coressponding + * LIODN. + */ +int pamu_update_paace_stash(int liodn, u32 subwin, u32 value) +{ + struct paace *paace; + + paace = pamu_get_ppaace(liodn); + if (!paace) { + pr_debug("Invalid liodn entry\n"); + return -ENOENT; + } + if (subwin) { + paace = pamu_get_spaace(paace, subwin - 1); + if (!paace) { + return -ENOENT; + } + } + set_bf(paace->impl_attr, PAACE_IA_CID, value); + + mb(); + + return 0; +} + +/* Disable a subwindow corresponding to the LIODN */ +int pamu_disable_spaace(int liodn, u32 subwin) +{ + struct paace *paace; + + paace = pamu_get_ppaace(liodn); + if (!paace) { + pr_debug("Invalid liodn entry\n"); + return -ENOENT; + } + if (subwin) { + paace = pamu_get_spaace(paace, subwin - 1); + if (!paace) { + return -ENOENT; + } + set_bf(paace->addr_bitfields, PAACE_AF_V, + PAACE_V_INVALID); + } else { + set_bf(paace->addr_bitfields, PAACE_AF_AP, + PAACE_AP_PERMS_DENIED); + } + + mb(); + + return 0; +} + + +/** + * pamu_config_paace() - Sets up PPAACE entry for specified liodn + * + * @liodn: Logical IO device number + * @win_addr: starting address of DSA window + * @win-size: size of DSA window + * @omi: Operation mapping index -- if ~omi == 0 then omi not defined + * @rpn: real (true physical) page number + * @stashid: cache stash id for associated cpu -- if ~stashid == 0 then + * stashid not defined + * @snoopid: snoop id for hardware coherency -- if ~snoopid == 0 then + * snoopid not defined + * @subwin_cnt: number of sub-windows + * @prot: window permissions + * + * Returns 0 upon success else error code < 0 returned + */ +int pamu_config_ppaace(int liodn, phys_addr_t win_addr, phys_addr_t win_size, + u32 omi, unsigned long rpn, u32 snoopid, u32 stashid, + u32 subwin_cnt, int prot) +{ + struct paace *ppaace; + unsigned long fspi; + + if (!is_power_of_2(win_size) || win_size < PAMU_PAGE_SIZE) { + pr_debug("window size too small or not a power of two %llx\n", win_size); + return -EINVAL; + } + + if (win_addr & (win_size - 1)) { + pr_debug("window address is not aligned with window size\n"); + return -EINVAL; + } + + ppaace = pamu_get_ppaace(liodn); + if (!ppaace) { + return -ENOENT; + } + + /* window size is 2^(WSE+1) bytes */ + set_bf(ppaace->addr_bitfields, PPAACE_AF_WSE, + map_addrspace_size_to_wse(win_size)); + + pamu_init_ppaace(ppaace); + + ppaace->wbah = win_addr >> (PAMU_PAGE_SHIFT + 20); + set_bf(ppaace->addr_bitfields, PPAACE_AF_WBAL, + (win_addr >> PAMU_PAGE_SHIFT)); + + /* set up operation mapping if it's configured */ + if (omi < OME_NUMBER_ENTRIES) { + set_bf(ppaace->impl_attr, PAACE_IA_OTM, PAACE_OTM_INDEXED); + ppaace->op_encode.index_ot.omi = omi; + } else if (~omi != 0) { + pr_debug("bad operation mapping index: %d\n", omi); + return -EINVAL; + } + + /* configure stash id */ + if (~stashid != 0) + set_bf(ppaace->impl_attr, PAACE_IA_CID, stashid); + + /* configure snoop id */ + if (~snoopid != 0) + ppaace->domain_attr.to_host.snpid = snoopid; + + if (subwin_cnt) { + /* The first entry is in the primary PAACE instead */ + fspi = pamu_get_fspi_and_allocate(subwin_cnt - 1); + if (fspi == ULONG_MAX) { + pr_debug("spaace indexes exhausted\n"); + return -EINVAL; + } + + /* window count is 2^(WCE+1) bytes */ + set_bf(ppaace->impl_attr, PAACE_IA_WCE, + map_subwindow_cnt_to_wce(subwin_cnt)); + set_bf(ppaace->addr_bitfields, PPAACE_AF_MW, 0x1); + ppaace->fspi = fspi; + } else { + set_bf(ppaace->impl_attr, PAACE_IA_ATM, PAACE_ATM_WINDOW_XLATE); + ppaace->twbah = rpn >> 20; + set_bf(ppaace->win_bitfields, PAACE_WIN_TWBAL, rpn); + set_bf(ppaace->addr_bitfields, PAACE_AF_AP, prot); + set_bf(ppaace->impl_attr, PAACE_IA_WCE, 0); + set_bf(ppaace->addr_bitfields, PPAACE_AF_MW, 0); + } + mb(); + + return 0; +} + +/** + * pamu_config_spaace() - Sets up SPAACE entry for specified subwindow + * + * @liodn: Logical IO device number + * @subwin_cnt: number of sub-windows associated with dma-window + * @subwin: subwindow index + * @subwin_size: size of subwindow + * @omi: Operation mapping index + * @rpn: real (true physical) page number + * @snoopid: snoop id for hardware coherency -- if ~snoopid == 0 then + * snoopid not defined + * @stashid: cache stash id for associated cpu + * @enable: enable/disable subwindow after reconfiguration + * @prot: sub window permissions + * + * Returns 0 upon success else error code < 0 returned + */ +int pamu_config_spaace(int liodn, u32 subwin_cnt, u32 subwin, + phys_addr_t subwin_size, u32 omi, unsigned long rpn, + u32 snoopid, u32 stashid, int enable, int prot) +{ + struct paace *paace; + + + /* setup sub-windows */ + if (!subwin_cnt) { + pr_debug("Invalid subwindow count\n"); + return -EINVAL; + } + + paace = pamu_get_ppaace(liodn); + if (subwin > 0 && subwin < subwin_cnt && paace) { + paace = pamu_get_spaace(paace, subwin - 1); + + if (paace && !(paace->addr_bitfields & PAACE_V_VALID)) { + pamu_init_spaace(paace); + set_bf(paace->addr_bitfields, SPAACE_AF_LIODN, liodn); + } + } + + if (!paace) { + pr_debug("Invalid liodn entry\n"); + return -ENOENT; + } + + if (!is_power_of_2(subwin_size) || subwin_size < PAMU_PAGE_SIZE) { + pr_debug("subwindow size out of range, or not a power of 2\n"); + return -EINVAL; + } + + if (rpn == ULONG_MAX) { + pr_debug("real page number out of range\n"); + return -EINVAL; + } + + /* window size is 2^(WSE+1) bytes */ + set_bf(paace->win_bitfields, PAACE_WIN_SWSE, + map_addrspace_size_to_wse(subwin_size)); + + set_bf(paace->impl_attr, PAACE_IA_ATM, PAACE_ATM_WINDOW_XLATE); + paace->twbah = rpn >> 20; + set_bf(paace->win_bitfields, PAACE_WIN_TWBAL, rpn); + set_bf(paace->addr_bitfields, PAACE_AF_AP, prot); + + /* configure snoop id */ + if (~snoopid != 0) + paace->domain_attr.to_host.snpid = snoopid; + + /* set up operation mapping if it's configured */ + if (omi < OME_NUMBER_ENTRIES) { + set_bf(paace->impl_attr, PAACE_IA_OTM, PAACE_OTM_INDEXED); + paace->op_encode.index_ot.omi = omi; + } else if (~omi != 0) { + pr_debug("bad operation mapping index: %d\n", omi); + return -EINVAL; + } + + if (~stashid != 0) + set_bf(paace->impl_attr, PAACE_IA_CID, stashid); + + smp_wmb(); + + if (enable) + set_bf(paace->addr_bitfields, PAACE_AF_V, PAACE_V_VALID); + + mb(); + + return 0; +} + +/** +* get_ome_index() - Returns the index in the operation mapping table +* for device. +* @*omi_index: pointer for storing the index value +* +*/ +void get_ome_index(u32 *omi_index, struct device *dev) +{ + if (of_device_is_compatible(dev->of_node, "fsl,qman-portal")) + *omi_index = OMI_QMAN; + if (of_device_is_compatible(dev->of_node, "fsl,qman")) + *omi_index = OMI_QMAN_PRIV; +} + +/** + * get_stash_id - Returns stash destination id corresponding to a + * cache type and vcpu. + * @stash_dest_hint: L1, L2 or L3 + * @vcpu: vpcu target for a particular cache type. + * + * Returs stash on success or ~(u32)0 on failure. + * + */ +u32 get_stash_id(u32 stash_dest_hint, u32 vcpu) +{ + const u32 *prop; + struct device_node *node; + u32 cache_level; + int len, found = 0; + int i; + + /* Fastpath, exit early if L3/CPC cache is target for stashing */ + if (stash_dest_hint == PAMU_ATTR_CACHE_L3) { + node = of_find_matching_node(NULL, l3_device_ids); + if (node) { + prop = of_get_property(node, "cache-stash-id", 0); + if (!prop) { + pr_debug("missing cache-stash-id at %s\n", node->full_name); + of_node_put(node); + return ~(u32)0; + } + of_node_put(node); + return be32_to_cpup(prop); + } + return ~(u32)0; + } + + for_each_node_by_type(node, "cpu") { + prop = of_get_property(node, "reg", &len); + for (i = 0; i < len / sizeof(u32); i++) { + if (be32_to_cpup(&prop[i]) == vcpu) { + found = 1; + goto found_cpu_node; + } + } + } +found_cpu_node: + + /* find the hwnode that represents the cache */ + for (cache_level = PAMU_ATTR_CACHE_L1; (cache_level < PAMU_ATTR_CACHE_L3) && found; cache_level++) { + if (stash_dest_hint == cache_level) { + prop = of_get_property(node, "cache-stash-id", 0); + if (!prop) { + pr_debug("missing cache-stash-id at %s\n", node->full_name); + of_node_put(node); + return ~(u32)0; + } + of_node_put(node); + return be32_to_cpup(prop); + } + + prop = of_get_property(node, "next-level-cache", 0); + if (!prop) { + pr_debug("can't find next-level-cache at %s\n", + node->full_name); + of_node_put(node); + return ~(u32)0; /* can't traverse any further */ + } + of_node_put(node); + + /* advance to next node in cache hierarchy */ + node = of_find_node_by_phandle(*prop); + if (!node) { + pr_debug("Invalid node for cache hierarchy %s\n", + node->full_name); + return ~(u32)0; + } + } + + pr_debug("stash dest not found for %d on vcpu %d\n", + stash_dest_hint, vcpu); + return ~(u32)0; +} + +/* Identify if the PAACT table entry belongs to QMAN, BMAN or QMAN Portal */ +#define QMAN_PAACE 1 +#define QMAN_PORTAL_PAACE 2 +#define BMAN_PAACE 3 + +/** + * Setup operation mapping and stash destinations for QMAN and QMAN portal. + * Memory accesses to QMAN and BMAN private memory need not be coherent, so + * clear the PAACE entry coherency attribute for them. + */ +static void setup_qbman_paace(struct paace *ppaace, int paace_type) +{ + switch (paace_type) { + case QMAN_PAACE: + set_bf(ppaace->impl_attr, PAACE_IA_OTM, PAACE_OTM_INDEXED); + ppaace->op_encode.index_ot.omi = OMI_QMAN_PRIV; + /* setup QMAN Private data stashing for the L3 cache */ + set_bf(ppaace->impl_attr, PAACE_IA_CID, get_stash_id(PAMU_ATTR_CACHE_L3, 0)); + set_bf(ppaace->domain_attr.to_host.coherency_required, PAACE_DA_HOST_CR, + 0); + break; + case QMAN_PORTAL_PAACE: + set_bf(ppaace->impl_attr, PAACE_IA_OTM, PAACE_OTM_INDEXED); + ppaace->op_encode.index_ot.omi = OMI_QMAN; + /*Set DQRR and Frame stashing for the L3 cache */ + set_bf(ppaace->impl_attr, PAACE_IA_CID, get_stash_id(PAMU_ATTR_CACHE_L3, 0)); + break; + case BMAN_PAACE: + set_bf(ppaace->domain_attr.to_host.coherency_required, PAACE_DA_HOST_CR, + 0); + break; + } +} + +/** + * Setup the operation mapping table for various devices. This is a static + * table where each table index corresponds to a particular device. PAMU uses + * this table to translate device transaction to appropriate corenet + * transaction. + */ +static void __init setup_omt(struct ome *omt) +{ + struct ome *ome; + + /* Configure OMI_QMAN */ + ome = &omt[OMI_QMAN]; + + ome->moe[IOE_READ_IDX] = EOE_VALID | EOE_READ; + ome->moe[IOE_EREAD0_IDX] = EOE_VALID | EOE_RSA; + ome->moe[IOE_WRITE_IDX] = EOE_VALID | EOE_WRITE; + ome->moe[IOE_EWRITE0_IDX] = EOE_VALID | EOE_WWSAO; + + ome->moe[IOE_DIRECT0_IDX] = EOE_VALID | EOE_LDEC; + ome->moe[IOE_DIRECT1_IDX] = EOE_VALID | EOE_LDECPE; + + /* Configure OMI_FMAN */ + ome = &omt[OMI_FMAN]; + ome->moe[IOE_READ_IDX] = EOE_VALID | EOE_READI; + ome->moe[IOE_WRITE_IDX] = EOE_VALID | EOE_WRITE; + + /* Configure OMI_QMAN private */ + ome = &omt[OMI_QMAN_PRIV]; + ome->moe[IOE_READ_IDX] = EOE_VALID | EOE_READ; + ome->moe[IOE_WRITE_IDX] = EOE_VALID | EOE_WRITE; + ome->moe[IOE_EREAD0_IDX] = EOE_VALID | EOE_RSA; + ome->moe[IOE_EWRITE0_IDX] = EOE_VALID | EOE_WWSA; + + /* Configure OMI_CAAM */ + ome = &omt[OMI_CAAM]; + ome->moe[IOE_READ_IDX] = EOE_VALID | EOE_READI; + ome->moe[IOE_WRITE_IDX] = EOE_VALID | EOE_WRITE; +} + +/* + * Get the maximum number of PAACT table entries + * and subwindows supported by PAMU + */ +static void get_pamu_cap_values(unsigned long pamu_reg_base) +{ + u32 pc_val; + + pc_val = in_be32((u32 *)(pamu_reg_base + PAMU_PC3)); + /* Maximum number of subwindows per liodn */ + max_subwindow_count = 1 << (1 + PAMU_PC3_MWCE(pc_val)); +} + +/* Setup PAMU registers pointing to PAACT, SPAACT and OMT */ +int setup_one_pamu(unsigned long pamu_reg_base, unsigned long pamu_reg_size, + phys_addr_t ppaact_phys, phys_addr_t spaact_phys, + phys_addr_t omt_phys) +{ + u32 *pc; + struct pamu_mmap_regs *pamu_regs; + + pc = (u32 *) (pamu_reg_base + PAMU_PC); + pamu_regs = (struct pamu_mmap_regs *) + (pamu_reg_base + PAMU_MMAP_REGS_BASE); + + /* set up pointers to corenet control blocks */ + + out_be32(&pamu_regs->ppbah, upper_32_bits(ppaact_phys)); + out_be32(&pamu_regs->ppbal, lower_32_bits(ppaact_phys)); + ppaact_phys = ppaact_phys + PAACT_SIZE; + out_be32(&pamu_regs->pplah, upper_32_bits(ppaact_phys)); + out_be32(&pamu_regs->pplal, lower_32_bits(ppaact_phys)); + + out_be32(&pamu_regs->spbah, upper_32_bits(spaact_phys)); + out_be32(&pamu_regs->spbal, lower_32_bits(spaact_phys)); + spaact_phys = spaact_phys + SPAACT_SIZE; + out_be32(&pamu_regs->splah, upper_32_bits(spaact_phys)); + out_be32(&pamu_regs->splal, lower_32_bits(spaact_phys)); + + out_be32(&pamu_regs->obah, upper_32_bits(omt_phys)); + out_be32(&pamu_regs->obal, lower_32_bits(omt_phys)); + omt_phys = omt_phys + OMT_SIZE; + out_be32(&pamu_regs->olah, upper_32_bits(omt_phys)); + out_be32(&pamu_regs->olal, lower_32_bits(omt_phys)); + + /* + * set PAMU enable bit, + * allow ppaact & omt to be cached + * & enable PAMU access violation interrupts. + */ + + out_be32((u32 *)(pamu_reg_base + PAMU_PICS), + PAMU_ACCESS_VIOLATION_ENABLE); + out_be32(pc, PAMU_PC_PE | PAMU_PC_OCE | PAMU_PC_SPCC | PAMU_PC_PPCC); + return 0; +} + +/* Enable all device LIODNS */ +static void __init setup_liodns(void) +{ + int i, len; + struct paace *ppaace; + struct device_node *node = NULL; + const u32 *prop; + + for_each_node_with_property(node, "fsl,liodn") { + prop = of_get_property(node, "fsl,liodn", &len); + for (i = 0; i < len / sizeof(u32); i++) { + int liodn; + + liodn = be32_to_cpup(&prop[i]); + if (liodn >= PAACE_NUMBER_ENTRIES) { + pr_debug("Invalid LIODN value %d\n", liodn); + continue; + } + ppaace = pamu_get_ppaace(liodn); + pamu_init_ppaace(ppaace); + /* window size is 2^(WSE+1) bytes */ + set_bf(ppaace->addr_bitfields, PPAACE_AF_WSE, 35); + ppaace->wbah = 0; + set_bf(ppaace->addr_bitfields, PPAACE_AF_WBAL, 0); + set_bf(ppaace->impl_attr, PAACE_IA_ATM, + PAACE_ATM_NO_XLATE); + set_bf(ppaace->addr_bitfields, PAACE_AF_AP, + PAACE_AP_PERMS_ALL); + if (of_device_is_compatible(node, "fsl,qman-portal")) + setup_qbman_paace(ppaace, QMAN_PORTAL_PAACE); + if (of_device_is_compatible(node, "fsl,qman")) + setup_qbman_paace(ppaace, QMAN_PAACE); + if (of_device_is_compatible(node, "fsl,bman")) + setup_qbman_paace(ppaace, BMAN_PAACE); + mb(); + pamu_enable_liodn(liodn); + } + } +} + +irqreturn_t pamu_av_isr(int irq, void *arg) +{ + struct pamu_isr_data *data = arg; + phys_addr_t phys; + unsigned int i, j, ret; + + pr_emerg("access violation interrupt\n"); + + for (i = 0; i < data->count; i++) { + void __iomem *p = data->pamu_reg_base + i * PAMU_OFFSET; + u32 pics = in_be32(p + PAMU_PICS); + + if (pics & PAMU_ACCESS_VIOLATION_STAT) { + u32 avs1 = in_be32(p + PAMU_AVS1); + struct paace *paace; + + pr_emerg("POES1=%08x\n", in_be32(p + PAMU_POES1)); + pr_emerg("POES2=%08x\n", in_be32(p + PAMU_POES2)); + pr_emerg("AVS1=%08x\n", avs1); + pr_emerg("AVS2=%08x\n", in_be32(p + PAMU_AVS2)); + pr_emerg("AVA=%016llx\n", make64(in_be32(p + PAMU_AVAH), + in_be32(p + PAMU_AVAL))); + pr_emerg("UDAD=%08x\n", in_be32(p + PAMU_UDAD)); + pr_emerg("POEA=%016llx\n", make64(in_be32(p + PAMU_POEAH), + in_be32(p + PAMU_POEAL))); + + phys = make64(in_be32(p + PAMU_POEAH), + in_be32(p + PAMU_POEAL)); + + /* Assume that POEA points to a PAACE */ + if (phys) { + u32 *paace = phys_to_virt(phys); + + /* Only the first four words are relevant */ + for (j = 0; j < 4; j++) + pr_emerg("PAACE[%u]=%08x\n", j, in_be32(paace + j)); + } + + /* clear access violation condition */ + out_be32((p + PAMU_AVS1), avs1 & PAMU_AV_MASK); + paace = pamu_get_ppaace(avs1 >> PAMU_AVS1_LIODN_SHIFT); + BUG_ON(!paace); + /* check if we got a violation for a disabled LIODN */ + if (!get_bf(paace->addr_bitfields, PAACE_AF_V)) { + /* + * As per hardware erratum A-003638, access + * violation can be reported for a disabled + * LIODN. If we hit that condition, disable + * access violation reporting. + */ + pics &= ~PAMU_ACCESS_VIOLATION_ENABLE; + } else { + /* Disable the LIODN */ + ret = pamu_disable_liodn(avs1 >> PAMU_AVS1_LIODN_SHIFT); + BUG_ON(ret); + pr_emerg("Disabling liodn %x\n", avs1 >> PAMU_AVS1_LIODN_SHIFT); + } + out_be32((p + PAMU_PICS), pics); + } + } + + + return IRQ_HANDLED; +} + +#define LAWAR_EN 0x80000000 +#define LAWAR_TARGET_MASK 0x0FF00000 +#define LAWAR_TARGET_SHIFT 20 +#define LAWAR_SIZE_MASK 0x0000003F +#define LAWAR_CSDID_MASK 0x000FF000 +#define LAWAR_CSDID_SHIFT 12 + +#define LAW_SIZE_4K 0xb + +struct ccsr_law { + u32 lawbarh; /* LAWn base address high */ + u32 lawbarl; /* LAWn base address low */ + u32 lawar; /* LAWn attributes */ + u32 reserved; +}; + +/* + * Create a coherence subdomain for a given memory block. + */ +static int __init create_csd(phys_addr_t phys, size_t size, u32 csd_port_id) +{ + struct device_node *np; + const __be32 *iprop; + void __iomem *lac = NULL; /* Local Access Control registers */ + struct ccsr_law __iomem *law; + void __iomem *ccm = NULL; + u32 __iomem *csdids; + unsigned int i, num_laws, num_csds; + u32 law_target = 0; + u32 csd_id = 0; + int ret = 0; + + np = of_find_compatible_node(NULL, NULL, "fsl,corenet-law"); + if (!np) + return -ENODEV; + + iprop = of_get_property(np, "fsl,num-laws", NULL); + if (!iprop) { + ret = -ENODEV; + goto error; + } + + num_laws = be32_to_cpup(iprop); + if (!num_laws) { + ret = -ENODEV; + goto error; + } + + lac = of_iomap(np, 0); + if (!lac) { + ret = -ENODEV; + goto error; + } + + /* LAW registers are at offset 0xC00 */ + law = lac + 0xC00; + + of_node_put(np); + + np = of_find_compatible_node(NULL, NULL, "fsl,corenet-cf"); + if (!np) { + ret = -ENODEV; + goto error; + } + + iprop = of_get_property(np, "fsl,ccf-num-csdids", NULL); + if (!iprop) { + ret = -ENODEV; + goto error; + } + + num_csds = be32_to_cpup(iprop); + if (!num_csds) { + ret = -ENODEV; + goto error; + } + + ccm = of_iomap(np, 0); + if (!ccm) { + ret = -ENOMEM; + goto error; + } + + /* The undocumented CSDID registers are at offset 0x600 */ + csdids = ccm + 0x600; + + of_node_put(np); + np = NULL; + + /* Find an unused coherence subdomain ID */ + for (csd_id = 0; csd_id < num_csds; csd_id++) { + if (!csdids[csd_id]) + break; + } + + /* Store the Port ID in the (undocumented) proper CIDMRxx register */ + csdids[csd_id] = csd_port_id; + + /* Find the DDR LAW that maps to our buffer. */ + for (i = 0; i < num_laws; i++) { + if (law[i].lawar & LAWAR_EN) { + phys_addr_t law_start, law_end; + + law_start = make64(law[i].lawbarh, law[i].lawbarl); + law_end = law_start + + (2ULL << (law[i].lawar & LAWAR_SIZE_MASK)); + + if (law_start <= phys && phys < law_end) { + law_target = law[i].lawar & LAWAR_TARGET_MASK; + break; + } + } + } + + if (i == 0 || i == num_laws) { + /* This should never happen*/ + ret = -ENOENT; + goto error; + } + + /* Find a free LAW entry */ + while (law[--i].lawar & LAWAR_EN) { + if (i == 0) { + /* No higher priority LAW slots available */ + ret = -ENOENT; + goto error; + } + } + + law[i].lawbarh = upper_32_bits(phys); + law[i].lawbarl = lower_32_bits(phys); + wmb(); + law[i].lawar = LAWAR_EN | law_target | (csd_id << LAWAR_CSDID_SHIFT) | + (LAW_SIZE_4K + get_order(size)); + wmb(); + +error: + if (ccm) + iounmap(ccm); + + if (lac) + iounmap(lac); + + if (np) + of_node_put(np); + + return ret; +} + +/* + * Table of SVRs and the corresponding PORT_ID values. Port ID corresponds to a + * bit map of snoopers for a given range of memory mapped by a LAW. + * + * All future CoreNet-enabled SOCs will have this erratum(A-004510) fixed, so this + * table should never need to be updated. SVRs are guaranteed to be unique, so + * there is no worry that a future SOC will inadvertently have one of these + * values. + */ +static const struct { + u32 svr; + u32 port_id; +} port_id_map[] = { + {0x82100010, 0xFF000000}, /* P2040 1.0 */ + {0x82100011, 0xFF000000}, /* P2040 1.1 */ + {0x82100110, 0xFF000000}, /* P2041 1.0 */ + {0x82100111, 0xFF000000}, /* P2041 1.1 */ + {0x82110310, 0xFF000000}, /* P3041 1.0 */ + {0x82110311, 0xFF000000}, /* P3041 1.1 */ + {0x82010020, 0xFFF80000}, /* P4040 2.0 */ + {0x82000020, 0xFFF80000}, /* P4080 2.0 */ + {0x82210010, 0xFC000000}, /* P5010 1.0 */ + {0x82210020, 0xFC000000}, /* P5010 2.0 */ + {0x82200010, 0xFC000000}, /* P5020 1.0 */ + {0x82050010, 0xFF800000}, /* P5021 1.0 */ + {0x82040010, 0xFF800000}, /* P5040 1.0 */ +}; + +#define SVR_SECURITY 0x80000 /* The Security (E) bit */ + +static int __init fsl_pamu_probe(struct platform_device *pdev) +{ + void __iomem *pamu_regs = NULL; + struct ccsr_guts __iomem *guts_regs = NULL; + u32 pamubypenr, pamu_counter; + unsigned long pamu_reg_off; + unsigned long pamu_reg_base; + struct pamu_isr_data *data = NULL; + struct device_node *guts_node; + u64 size; + struct page *p; + int ret = 0; + int irq; + phys_addr_t ppaact_phys; + phys_addr_t spaact_phys; + phys_addr_t omt_phys; + size_t mem_size = 0; + unsigned int order = 0; + u32 csd_port_id = 0; + unsigned i; + /* + * enumerate all PAMUs and allocate and setup PAMU tables + * for each of them, + * NOTE : All PAMUs share the same LIODN tables. + */ + + pamu_regs = of_iomap(pdev->dev.of_node, 0); + if (!pamu_regs) { + dev_err(&pdev->dev, "ioremap of PAMU node failed\n"); + return -ENOMEM; + } + of_get_address(pdev->dev.of_node, 0, &size, NULL); + + irq = irq_of_parse_and_map(pdev->dev.of_node, 0); + if (irq == NO_IRQ) { + dev_warn(&pdev->dev, "no interrupts listed in PAMU node\n"); + goto error; + } + + data = kzalloc(sizeof(struct pamu_isr_data), GFP_KERNEL); + if (!data) { + dev_err(&pdev->dev, "PAMU isr data memory allocation failed\n"); + ret = -ENOMEM; + goto error; + } + data->pamu_reg_base = pamu_regs; + data->count = size / PAMU_OFFSET; + + /* The ISR needs access to the regs, so we won't iounmap them */ + ret = request_irq(irq, pamu_av_isr, 0, "pamu", data); + if (ret < 0) { + dev_err(&pdev->dev, "error %i installing ISR for irq %i\n", + ret, irq); + goto error; + } + + guts_node = of_find_matching_node(NULL, guts_device_ids); + if (!guts_node) { + dev_err(&pdev->dev, "could not find GUTS node %s\n", + pdev->dev.of_node->full_name); + ret = -ENODEV; + goto error; + } + + guts_regs = of_iomap(guts_node, 0); + of_node_put(guts_node); + if (!guts_regs) { + dev_err(&pdev->dev, "ioremap of GUTS node failed\n"); + ret = -ENODEV; + goto error; + } + + /* read in the PAMU capability registers */ + get_pamu_cap_values((unsigned long)pamu_regs); + /* + * To simplify the allocation of a coherency domain, we allocate the + * PAACT and the OMT in the same memory buffer. Unfortunately, this + * wastes more memory compared to allocating the buffers separately. + */ + /* Determine how much memory we need */ + mem_size = (PAGE_SIZE << get_order(PAACT_SIZE)) + + (PAGE_SIZE << get_order(SPAACT_SIZE)) + + (PAGE_SIZE << get_order(OMT_SIZE)); + order = get_order(mem_size); + + p = alloc_pages(GFP_KERNEL | __GFP_ZERO, order); + if (!p) { + dev_err(&pdev->dev, "unable to allocate PAACT/SPAACT/OMT block\n"); + ret = -ENOMEM; + goto error; + } + + ppaact = page_address(p); + ppaact_phys = page_to_phys(p); + + /* Make sure the memory is naturally aligned */ + if (ppaact_phys & ((PAGE_SIZE << order) - 1)) { + dev_err(&pdev->dev, "PAACT/OMT block is unaligned\n"); + ret = -ENOMEM; + goto error; + } + + spaact = (void *)ppaact + (PAGE_SIZE << get_order(PAACT_SIZE)); + omt = (void *)spaact + (PAGE_SIZE << get_order(SPAACT_SIZE)); + + dev_dbg(&pdev->dev, "ppaact virt=%p phys=0x%llx\n", ppaact, + (unsigned long long) ppaact_phys); + + /* Check to see if we need to implement the work-around on this SOC */ + + /* Determine the Port ID for our coherence subdomain */ + for (i = 0; i < ARRAY_SIZE(port_id_map); i++) { + if (port_id_map[i].svr == (mfspr(SPRN_SVR) & ~SVR_SECURITY)) { + csd_port_id = port_id_map[i].port_id; + dev_dbg(&pdev->dev, "found matching SVR %08x\n", + port_id_map[i].svr); + break; + } + } + + if (csd_port_id) { + dev_dbg(&pdev->dev, "creating coherency subdomain at address " + "0x%llx, size %zu, port id 0x%08x", ppaact_phys, + mem_size, csd_port_id); + + ret = create_csd(ppaact_phys, mem_size, csd_port_id); + if (ret) { + dev_err(&pdev->dev, "could not create coherence " + "subdomain\n"); + return ret; + } + } + + spaact_phys = virt_to_phys(spaact); + omt_phys = virt_to_phys(omt); + + spaace_pool = gen_pool_create(ilog2(sizeof(struct paace)), -1); + if (!spaace_pool) { + ret = -ENOMEM; + dev_err(&pdev->dev, "PAMU : failed to allocate spaace gen pool\n"); + goto error; + } + + ret = gen_pool_add(spaace_pool, (unsigned long)spaact, SPAACT_SIZE, -1); + if (ret) + goto error_genpool; + + pamubypenr = in_be32(&guts_regs->pamubypenr); + + for (pamu_reg_off = 0, pamu_counter = 0x80000000; pamu_reg_off < size; + pamu_reg_off += PAMU_OFFSET, pamu_counter >>= 1) { + + pamu_reg_base = (unsigned long) pamu_regs + pamu_reg_off; + setup_one_pamu(pamu_reg_base, pamu_reg_off, ppaact_phys, + spaact_phys, omt_phys); + /* Disable PAMU bypass for this PAMU */ + pamubypenr &= ~pamu_counter; + } + + setup_omt(omt); + + /* Enable all relevant PAMU(s) */ + out_be32(&guts_regs->pamubypenr, pamubypenr); + + iounmap(guts_regs); + + /* Enable DMA for the LIODNs in the device tree*/ + + setup_liodns(); + + return 0; + +error_genpool: + gen_pool_destroy(spaace_pool); + +error: + if (irq != NO_IRQ) + free_irq(irq, data); + + if (data) { + memset(data, 0, sizeof(struct pamu_isr_data)); + kfree(data); + } + + if (pamu_regs) + iounmap(pamu_regs); + + if (guts_regs) + iounmap(guts_regs); + + if (ppaact) + free_pages((unsigned long)ppaact, order); + + ppaact = NULL; + + return ret; +} + +static const struct of_device_id fsl_of_pamu_ids[] = { + { + .compatible = "fsl,p4080-pamu", + }, + { + .compatible = "fsl,pamu", + }, + {}, +}; + +static struct platform_driver fsl_of_pamu_driver = { + .driver = { + .name = "fsl-of-pamu", + .owner = THIS_MODULE, + }, + .probe = fsl_pamu_probe, +}; + +static __init int fsl_pamu_init(void) +{ + struct platform_device *pdev = NULL; + struct device_node *np; + int ret; + + /* + * The normal OF process calls the probe function at some + * indeterminate later time, after most drivers have loaded. This is + * too late for us, because PAMU clients (like the Qman driver) + * depend on PAMU being initialized early. + * + * So instead, we "manually" call our probe function by creating the + * platform devices ourselves. + */ + + /* + * We assume that there is only one PAMU node in the device tree. A + * single PAMU node represents all of the PAMU devices in the SOC + * already. Everything else already makes that assumption, and the + * binding for the PAMU nodes doesn't allow for any parent-child + * relationships anyway. In other words, support for more than one + * PAMU node would require significant changes to a lot of code. + */ + + np = of_find_compatible_node(NULL, NULL, "fsl,pamu"); + if (!np) { + pr_err("could not find a PAMU node\n"); + return -ENODEV; + } + + ret = platform_driver_register(&fsl_of_pamu_driver); + if (ret) { + pr_err("could not register driver (err=%i)\n", ret); + goto error_driver_register; + } + + pdev = platform_device_alloc("fsl-of-pamu", 0); + if (!pdev) { + pr_err("could not allocate device %s\n", + np->full_name); + ret = -ENOMEM; + goto error_device_alloc; + } + pdev->dev.of_node = of_node_get(np); + + ret = pamu_domain_init(); + if (ret) + goto error_device_add; + + ret = platform_device_add(pdev); + if (ret) { + pr_err("could not add device %s (err=%i)\n", + np->full_name, ret); + goto error_device_add; + } + + return 0; + +error_device_add: + of_node_put(pdev->dev.of_node); + pdev->dev.of_node = NULL; + + platform_device_put(pdev); + +error_device_alloc: + platform_driver_unregister(&fsl_of_pamu_driver); + +error_driver_register: + of_node_put(np); + + return ret; +} +arch_initcall(fsl_pamu_init); diff --git a/drivers/iommu/fsl_pamu.h b/drivers/iommu/fsl_pamu.h new file mode 100644 index 00000000000..8fc1a125b16 --- /dev/null +++ b/drivers/iommu/fsl_pamu.h @@ -0,0 +1,410 @@ +/* + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License, version 2, as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * Copyright (C) 2013 Freescale Semiconductor, Inc. + * + */ + +#ifndef __FSL_PAMU_H +#define __FSL_PAMU_H + +#include <asm/fsl_pamu_stash.h> + +/* Bit Field macros + * v = bit field variable; m = mask, m##_SHIFT = shift, x = value to load + */ +#define set_bf(v, m, x) (v = ((v) & ~(m)) | (((x) << (m##_SHIFT)) & (m))) +#define get_bf(v, m) (((v) & (m)) >> (m##_SHIFT)) + +/* PAMU CCSR space */ +#define PAMU_PGC 0x00000000 /* Allows all peripheral accesses */ +#define PAMU_PE 0x40000000 /* enable PAMU */ + +/* PAMU_OFFSET to the next pamu space in ccsr */ +#define PAMU_OFFSET 0x1000 + +#define PAMU_MMAP_REGS_BASE 0 + +struct pamu_mmap_regs { + u32 ppbah; + u32 ppbal; + u32 pplah; + u32 pplal; + u32 spbah; + u32 spbal; + u32 splah; + u32 splal; + u32 obah; + u32 obal; + u32 olah; + u32 olal; +}; + +/* PAMU Error Registers */ +#define PAMU_POES1 0x0040 +#define PAMU_POES2 0x0044 +#define PAMU_POEAH 0x0048 +#define PAMU_POEAL 0x004C +#define PAMU_AVS1 0x0050 +#define PAMU_AVS1_AV 0x1 +#define PAMU_AVS1_OTV 0x6 +#define PAMU_AVS1_APV 0x78 +#define PAMU_AVS1_WAV 0x380 +#define PAMU_AVS1_LAV 0x1c00 +#define PAMU_AVS1_GCV 0x2000 +#define PAMU_AVS1_PDV 0x4000 +#define PAMU_AV_MASK (PAMU_AVS1_AV | PAMU_AVS1_OTV | PAMU_AVS1_APV | PAMU_AVS1_WAV \ + | PAMU_AVS1_LAV | PAMU_AVS1_GCV | PAMU_AVS1_PDV) +#define PAMU_AVS1_LIODN_SHIFT 16 +#define PAMU_LAV_LIODN_NOT_IN_PPAACT 0x400 + +#define PAMU_AVS2 0x0054 +#define PAMU_AVAH 0x0058 +#define PAMU_AVAL 0x005C +#define PAMU_EECTL 0x0060 +#define PAMU_EEDIS 0x0064 +#define PAMU_EEINTEN 0x0068 +#define PAMU_EEDET 0x006C +#define PAMU_EEATTR 0x0070 +#define PAMU_EEAHI 0x0074 +#define PAMU_EEALO 0x0078 +#define PAMU_EEDHI 0X007C +#define PAMU_EEDLO 0x0080 +#define PAMU_EECC 0x0084 +#define PAMU_UDAD 0x0090 + +/* PAMU Revision Registers */ +#define PAMU_PR1 0x0BF8 +#define PAMU_PR2 0x0BFC + +/* PAMU version mask */ +#define PAMU_PR1_MASK 0xffff + +/* PAMU Capabilities Registers */ +#define PAMU_PC1 0x0C00 +#define PAMU_PC2 0x0C04 +#define PAMU_PC3 0x0C08 +#define PAMU_PC4 0x0C0C + +/* PAMU Control Register */ +#define PAMU_PC 0x0C10 + +/* PAMU control defs */ +#define PAMU_CONTROL 0x0C10 +#define PAMU_PC_PGC 0x80000000 /* PAMU gate closed bit */ +#define PAMU_PC_PE 0x40000000 /* PAMU enable bit */ +#define PAMU_PC_SPCC 0x00000010 /* sPAACE cache enable */ +#define PAMU_PC_PPCC 0x00000001 /* pPAACE cache enable */ +#define PAMU_PC_OCE 0x00001000 /* OMT cache enable */ + +#define PAMU_PFA1 0x0C14 +#define PAMU_PFA2 0x0C18 + +#define PAMU_PC2_MLIODN(X) ((X) >> 16) +#define PAMU_PC3_MWCE(X) (((X) >> 21) & 0xf) + +/* PAMU Interrupt control and Status Register */ +#define PAMU_PICS 0x0C1C +#define PAMU_ACCESS_VIOLATION_STAT 0x8 +#define PAMU_ACCESS_VIOLATION_ENABLE 0x4 + +/* PAMU Debug Registers */ +#define PAMU_PD1 0x0F00 +#define PAMU_PD2 0x0F04 +#define PAMU_PD3 0x0F08 +#define PAMU_PD4 0x0F0C + +#define PAACE_AP_PERMS_DENIED 0x0 +#define PAACE_AP_PERMS_QUERY 0x1 +#define PAACE_AP_PERMS_UPDATE 0x2 +#define PAACE_AP_PERMS_ALL 0x3 + +#define PAACE_DD_TO_HOST 0x0 +#define PAACE_DD_TO_IO 0x1 +#define PAACE_PT_PRIMARY 0x0 +#define PAACE_PT_SECONDARY 0x1 +#define PAACE_V_INVALID 0x0 +#define PAACE_V_VALID 0x1 +#define PAACE_MW_SUBWINDOWS 0x1 + +#define PAACE_WSE_4K 0xB +#define PAACE_WSE_8K 0xC +#define PAACE_WSE_16K 0xD +#define PAACE_WSE_32K 0xE +#define PAACE_WSE_64K 0xF +#define PAACE_WSE_128K 0x10 +#define PAACE_WSE_256K 0x11 +#define PAACE_WSE_512K 0x12 +#define PAACE_WSE_1M 0x13 +#define PAACE_WSE_2M 0x14 +#define PAACE_WSE_4M 0x15 +#define PAACE_WSE_8M 0x16 +#define PAACE_WSE_16M 0x17 +#define PAACE_WSE_32M 0x18 +#define PAACE_WSE_64M 0x19 +#define PAACE_WSE_128M 0x1A +#define PAACE_WSE_256M 0x1B +#define PAACE_WSE_512M 0x1C +#define PAACE_WSE_1G 0x1D +#define PAACE_WSE_2G 0x1E +#define PAACE_WSE_4G 0x1F + +#define PAACE_DID_PCI_EXPRESS_1 0x00 +#define PAACE_DID_PCI_EXPRESS_2 0x01 +#define PAACE_DID_PCI_EXPRESS_3 0x02 +#define PAACE_DID_PCI_EXPRESS_4 0x03 +#define PAACE_DID_LOCAL_BUS 0x04 +#define PAACE_DID_SRIO 0x0C +#define PAACE_DID_MEM_1 0x10 +#define PAACE_DID_MEM_2 0x11 +#define PAACE_DID_MEM_3 0x12 +#define PAACE_DID_MEM_4 0x13 +#define PAACE_DID_MEM_1_2 0x14 +#define PAACE_DID_MEM_3_4 0x15 +#define PAACE_DID_MEM_1_4 0x16 +#define PAACE_DID_BM_SW_PORTAL 0x18 +#define PAACE_DID_PAMU 0x1C +#define PAACE_DID_CAAM 0x21 +#define PAACE_DID_QM_SW_PORTAL 0x3C +#define PAACE_DID_CORE0_INST 0x80 +#define PAACE_DID_CORE0_DATA 0x81 +#define PAACE_DID_CORE1_INST 0x82 +#define PAACE_DID_CORE1_DATA 0x83 +#define PAACE_DID_CORE2_INST 0x84 +#define PAACE_DID_CORE2_DATA 0x85 +#define PAACE_DID_CORE3_INST 0x86 +#define PAACE_DID_CORE3_DATA 0x87 +#define PAACE_DID_CORE4_INST 0x88 +#define PAACE_DID_CORE4_DATA 0x89 +#define PAACE_DID_CORE5_INST 0x8A +#define PAACE_DID_CORE5_DATA 0x8B +#define PAACE_DID_CORE6_INST 0x8C +#define PAACE_DID_CORE6_DATA 0x8D +#define PAACE_DID_CORE7_INST 0x8E +#define PAACE_DID_CORE7_DATA 0x8F +#define PAACE_DID_BROADCAST 0xFF + +#define PAACE_ATM_NO_XLATE 0x00 +#define PAACE_ATM_WINDOW_XLATE 0x01 +#define PAACE_ATM_PAGE_XLATE 0x02 +#define PAACE_ATM_WIN_PG_XLATE \ + (PAACE_ATM_WINDOW_XLATE | PAACE_ATM_PAGE_XLATE) +#define PAACE_OTM_NO_XLATE 0x00 +#define PAACE_OTM_IMMEDIATE 0x01 +#define PAACE_OTM_INDEXED 0x02 +#define PAACE_OTM_RESERVED 0x03 + +#define PAACE_M_COHERENCE_REQ 0x01 + +#define PAACE_PID_0 0x0 +#define PAACE_PID_1 0x1 +#define PAACE_PID_2 0x2 +#define PAACE_PID_3 0x3 +#define PAACE_PID_4 0x4 +#define PAACE_PID_5 0x5 +#define PAACE_PID_6 0x6 +#define PAACE_PID_7 0x7 + +#define PAACE_TCEF_FORMAT0_8B 0x00 +#define PAACE_TCEF_FORMAT1_RSVD 0x01 +/* + * Hard coded value for the PAACT size to accomodate + * maximum LIODN value generated by u-boot. + */ +#define PAACE_NUMBER_ENTRIES 0x500 +/* Hard coded value for the SPAACT size */ +#define SPAACE_NUMBER_ENTRIES 0x800 + +#define OME_NUMBER_ENTRIES 16 + +/* PAACE Bit Field Defines */ +#define PPAACE_AF_WBAL 0xfffff000 +#define PPAACE_AF_WBAL_SHIFT 12 +#define PPAACE_AF_WSE 0x00000fc0 +#define PPAACE_AF_WSE_SHIFT 6 +#define PPAACE_AF_MW 0x00000020 +#define PPAACE_AF_MW_SHIFT 5 + +#define SPAACE_AF_LIODN 0xffff0000 +#define SPAACE_AF_LIODN_SHIFT 16 + +#define PAACE_AF_AP 0x00000018 +#define PAACE_AF_AP_SHIFT 3 +#define PAACE_AF_DD 0x00000004 +#define PAACE_AF_DD_SHIFT 2 +#define PAACE_AF_PT 0x00000002 +#define PAACE_AF_PT_SHIFT 1 +#define PAACE_AF_V 0x00000001 +#define PAACE_AF_V_SHIFT 0 + +#define PAACE_DA_HOST_CR 0x80 +#define PAACE_DA_HOST_CR_SHIFT 7 + +#define PAACE_IA_CID 0x00FF0000 +#define PAACE_IA_CID_SHIFT 16 +#define PAACE_IA_WCE 0x000000F0 +#define PAACE_IA_WCE_SHIFT 4 +#define PAACE_IA_ATM 0x0000000C +#define PAACE_IA_ATM_SHIFT 2 +#define PAACE_IA_OTM 0x00000003 +#define PAACE_IA_OTM_SHIFT 0 + +#define PAACE_WIN_TWBAL 0xfffff000 +#define PAACE_WIN_TWBAL_SHIFT 12 +#define PAACE_WIN_SWSE 0x00000fc0 +#define PAACE_WIN_SWSE_SHIFT 6 + +/* PAMU Data Structures */ +/* primary / secondary paact structure */ +struct paace { + /* PAACE Offset 0x00 */ + u32 wbah; /* only valid for Primary PAACE */ + u32 addr_bitfields; /* See P/S PAACE_AF_* */ + + /* PAACE Offset 0x08 */ + /* Interpretation of first 32 bits dependent on DD above */ + union { + struct { + /* Destination ID, see PAACE_DID_* defines */ + u8 did; + /* Partition ID */ + u8 pid; + /* Snoop ID */ + u8 snpid; + /* coherency_required : 1 reserved : 7 */ + u8 coherency_required; /* See PAACE_DA_* */ + } to_host; + struct { + /* Destination ID, see PAACE_DID_* defines */ + u8 did; + u8 reserved1; + u16 reserved2; + } to_io; + } domain_attr; + + /* Implementation attributes + window count + address & operation translation modes */ + u32 impl_attr; /* See PAACE_IA_* */ + + /* PAACE Offset 0x10 */ + /* Translated window base address */ + u32 twbah; + u32 win_bitfields; /* See PAACE_WIN_* */ + + /* PAACE Offset 0x18 */ + /* first secondary paace entry */ + u32 fspi; /* only valid for Primary PAACE */ + union { + struct { + u8 ioea; + u8 moea; + u8 ioeb; + u8 moeb; + } immed_ot; + struct { + u16 reserved; + u16 omi; + } index_ot; + } op_encode; + + /* PAACE Offsets 0x20-0x38 */ + u32 reserved[8]; /* not currently implemented */ +}; + +/* OME : Operation mapping entry + * MOE : Mapped Operation Encodings + * The operation mapping table is table containing operation mapping entries (OME). + * The index of a particular OME is programmed in the PAACE entry for translation + * in bound I/O operations corresponding to an LIODN. The OMT is used for translation + * specifically in case of the indexed translation mode. Each OME contains a 128 + * byte mapped operation encoding (MOE), where each byte represents an MOE. + */ +#define NUM_MOE 128 +struct ome { + u8 moe[NUM_MOE]; +} __attribute__((packed)); + +#define PAACT_SIZE (sizeof(struct paace) * PAACE_NUMBER_ENTRIES) +#define SPAACT_SIZE (sizeof(struct paace) * SPAACE_NUMBER_ENTRIES) +#define OMT_SIZE (sizeof(struct ome) * OME_NUMBER_ENTRIES) + +#define PAMU_PAGE_SHIFT 12 +#define PAMU_PAGE_SIZE 4096ULL + +#define IOE_READ 0x00 +#define IOE_READ_IDX 0x00 +#define IOE_WRITE 0x81 +#define IOE_WRITE_IDX 0x01 +#define IOE_EREAD0 0x82 /* Enhanced read type 0 */ +#define IOE_EREAD0_IDX 0x02 /* Enhanced read type 0 */ +#define IOE_EWRITE0 0x83 /* Enhanced write type 0 */ +#define IOE_EWRITE0_IDX 0x03 /* Enhanced write type 0 */ +#define IOE_DIRECT0 0x84 /* Directive type 0 */ +#define IOE_DIRECT0_IDX 0x04 /* Directive type 0 */ +#define IOE_EREAD1 0x85 /* Enhanced read type 1 */ +#define IOE_EREAD1_IDX 0x05 /* Enhanced read type 1 */ +#define IOE_EWRITE1 0x86 /* Enhanced write type 1 */ +#define IOE_EWRITE1_IDX 0x06 /* Enhanced write type 1 */ +#define IOE_DIRECT1 0x87 /* Directive type 1 */ +#define IOE_DIRECT1_IDX 0x07 /* Directive type 1 */ +#define IOE_RAC 0x8c /* Read with Atomic clear */ +#define IOE_RAC_IDX 0x0c /* Read with Atomic clear */ +#define IOE_RAS 0x8d /* Read with Atomic set */ +#define IOE_RAS_IDX 0x0d /* Read with Atomic set */ +#define IOE_RAD 0x8e /* Read with Atomic decrement */ +#define IOE_RAD_IDX 0x0e /* Read with Atomic decrement */ +#define IOE_RAI 0x8f /* Read with Atomic increment */ +#define IOE_RAI_IDX 0x0f /* Read with Atomic increment */ + +#define EOE_READ 0x00 +#define EOE_WRITE 0x01 +#define EOE_RAC 0x0c /* Read with Atomic clear */ +#define EOE_RAS 0x0d /* Read with Atomic set */ +#define EOE_RAD 0x0e /* Read with Atomic decrement */ +#define EOE_RAI 0x0f /* Read with Atomic increment */ +#define EOE_LDEC 0x10 /* Load external cache */ +#define EOE_LDECL 0x11 /* Load external cache with stash lock */ +#define EOE_LDECPE 0x12 /* Load external cache with preferred exclusive */ +#define EOE_LDECPEL 0x13 /* Load external cache with preferred exclusive and lock */ +#define EOE_LDECFE 0x14 /* Load external cache with forced exclusive */ +#define EOE_LDECFEL 0x15 /* Load external cache with forced exclusive and lock */ +#define EOE_RSA 0x16 /* Read with stash allocate */ +#define EOE_RSAU 0x17 /* Read with stash allocate and unlock */ +#define EOE_READI 0x18 /* Read with invalidate */ +#define EOE_RWNITC 0x19 /* Read with no intention to cache */ +#define EOE_WCI 0x1a /* Write cache inhibited */ +#define EOE_WWSA 0x1b /* Write with stash allocate */ +#define EOE_WWSAL 0x1c /* Write with stash allocate and lock */ +#define EOE_WWSAO 0x1d /* Write with stash allocate only */ +#define EOE_WWSAOL 0x1e /* Write with stash allocate only and lock */ +#define EOE_VALID 0x80 + +/* Function prototypes */ +int pamu_domain_init(void); +int pamu_enable_liodn(int liodn); +int pamu_disable_liodn(int liodn); +void pamu_free_subwins(int liodn); +int pamu_config_ppaace(int liodn, phys_addr_t win_addr, phys_addr_t win_size, + u32 omi, unsigned long rpn, u32 snoopid, uint32_t stashid, + u32 subwin_cnt, int prot); +int pamu_config_spaace(int liodn, u32 subwin_cnt, u32 subwin_addr, + phys_addr_t subwin_size, u32 omi, unsigned long rpn, + uint32_t snoopid, u32 stashid, int enable, int prot); + +u32 get_stash_id(u32 stash_dest_hint, u32 vcpu); +void get_ome_index(u32 *omi_index, struct device *dev); +int pamu_update_paace_stash(int liodn, u32 subwin, u32 value); +int pamu_disable_spaace(int liodn, u32 subwin); +u32 pamu_get_max_subwin_cnt(void); + +#endif /* __FSL_PAMU_H */ diff --git a/drivers/iommu/fsl_pamu_domain.c b/drivers/iommu/fsl_pamu_domain.c new file mode 100644 index 00000000000..c857c30da97 --- /dev/null +++ b/drivers/iommu/fsl_pamu_domain.c @@ -0,0 +1,1172 @@ +/* + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License, version 2, as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * Copyright (C) 2013 Freescale Semiconductor, Inc. + * Author: Varun Sethi <varun.sethi@freescale.com> + * + */ + +#define pr_fmt(fmt) "fsl-pamu-domain: %s: " fmt, __func__ + +#include <linux/init.h> +#include <linux/iommu.h> +#include <linux/notifier.h> +#include <linux/slab.h> +#include <linux/module.h> +#include <linux/types.h> +#include <linux/mm.h> +#include <linux/interrupt.h> +#include <linux/device.h> +#include <linux/of_platform.h> +#include <linux/bootmem.h> +#include <linux/err.h> +#include <asm/io.h> +#include <asm/bitops.h> + +#include <asm/pci-bridge.h> +#include <sysdev/fsl_pci.h> + +#include "fsl_pamu_domain.h" +#include "pci.h" + +/* + * Global spinlock that needs to be held while + * configuring PAMU. + */ +static DEFINE_SPINLOCK(iommu_lock); + +static struct kmem_cache *fsl_pamu_domain_cache; +static struct kmem_cache *iommu_devinfo_cache; +static DEFINE_SPINLOCK(device_domain_lock); + +static int __init iommu_init_mempool(void) +{ + + fsl_pamu_domain_cache = kmem_cache_create("fsl_pamu_domain", + sizeof(struct fsl_dma_domain), + 0, + SLAB_HWCACHE_ALIGN, + + NULL); + if (!fsl_pamu_domain_cache) { + pr_debug("Couldn't create fsl iommu_domain cache\n"); + return -ENOMEM; + } + + iommu_devinfo_cache = kmem_cache_create("iommu_devinfo", + sizeof(struct device_domain_info), + 0, + SLAB_HWCACHE_ALIGN, + NULL); + if (!iommu_devinfo_cache) { + pr_debug("Couldn't create devinfo cache\n"); + kmem_cache_destroy(fsl_pamu_domain_cache); + return -ENOMEM; + } + + return 0; +} + +static phys_addr_t get_phys_addr(struct fsl_dma_domain *dma_domain, dma_addr_t iova) +{ + u32 win_cnt = dma_domain->win_cnt; + struct dma_window *win_ptr = + &dma_domain->win_arr[0]; + struct iommu_domain_geometry *geom; + + geom = &dma_domain->iommu_domain->geometry; + + if (!win_cnt || !dma_domain->geom_size) { + pr_debug("Number of windows/geometry not configured for the domain\n"); + return 0; + } + + if (win_cnt > 1) { + u64 subwin_size; + dma_addr_t subwin_iova; + u32 wnd; + + subwin_size = dma_domain->geom_size >> ilog2(win_cnt); + subwin_iova = iova & ~(subwin_size - 1); + wnd = (subwin_iova - geom->aperture_start) >> ilog2(subwin_size); + win_ptr = &dma_domain->win_arr[wnd]; + } + + if (win_ptr->valid) + return (win_ptr->paddr + (iova & (win_ptr->size - 1))); + + return 0; +} + +static int map_subwins(int liodn, struct fsl_dma_domain *dma_domain) +{ + struct dma_window *sub_win_ptr = + &dma_domain->win_arr[0]; + int i, ret; + unsigned long rpn, flags; + + for (i = 0; i < dma_domain->win_cnt; i++) { + if (sub_win_ptr[i].valid) { + rpn = sub_win_ptr[i].paddr >> + PAMU_PAGE_SHIFT; + spin_lock_irqsave(&iommu_lock, flags); + ret = pamu_config_spaace(liodn, dma_domain->win_cnt, i, + sub_win_ptr[i].size, + ~(u32)0, + rpn, + dma_domain->snoop_id, + dma_domain->stash_id, + (i > 0) ? 1 : 0, + sub_win_ptr[i].prot); + spin_unlock_irqrestore(&iommu_lock, flags); + if (ret) { + pr_debug("PAMU SPAACE configuration failed for liodn %d\n", + liodn); + return ret; + } + } + } + + return ret; +} + +static int map_win(int liodn, struct fsl_dma_domain *dma_domain) +{ + int ret; + struct dma_window *wnd = &dma_domain->win_arr[0]; + phys_addr_t wnd_addr = dma_domain->iommu_domain->geometry.aperture_start; + unsigned long flags; + + spin_lock_irqsave(&iommu_lock, flags); + ret = pamu_config_ppaace(liodn, wnd_addr, + wnd->size, + ~(u32)0, + wnd->paddr >> PAMU_PAGE_SHIFT, + dma_domain->snoop_id, dma_domain->stash_id, + 0, wnd->prot); + spin_unlock_irqrestore(&iommu_lock, flags); + if (ret) + pr_debug("PAMU PAACE configuration failed for liodn %d\n", + liodn); + + return ret; +} + +/* Map the DMA window corresponding to the LIODN */ +static int map_liodn(int liodn, struct fsl_dma_domain *dma_domain) +{ + if (dma_domain->win_cnt > 1) + return map_subwins(liodn, dma_domain); + else + return map_win(liodn, dma_domain); + +} + +/* Update window/subwindow mapping for the LIODN */ +static int update_liodn(int liodn, struct fsl_dma_domain *dma_domain, u32 wnd_nr) +{ + int ret; + struct dma_window *wnd = &dma_domain->win_arr[wnd_nr]; + unsigned long flags; + + spin_lock_irqsave(&iommu_lock, flags); + if (dma_domain->win_cnt > 1) { + ret = pamu_config_spaace(liodn, dma_domain->win_cnt, wnd_nr, + wnd->size, + ~(u32)0, + wnd->paddr >> PAMU_PAGE_SHIFT, + dma_domain->snoop_id, + dma_domain->stash_id, + (wnd_nr > 0) ? 1 : 0, + wnd->prot); + if (ret) + pr_debug("Subwindow reconfiguration failed for liodn %d\n", liodn); + } else { + phys_addr_t wnd_addr; + + wnd_addr = dma_domain->iommu_domain->geometry.aperture_start; + + ret = pamu_config_ppaace(liodn, wnd_addr, + wnd->size, + ~(u32)0, + wnd->paddr >> PAMU_PAGE_SHIFT, + dma_domain->snoop_id, dma_domain->stash_id, + 0, wnd->prot); + if (ret) + pr_debug("Window reconfiguration failed for liodn %d\n", liodn); + } + + spin_unlock_irqrestore(&iommu_lock, flags); + + return ret; +} + +static int update_liodn_stash(int liodn, struct fsl_dma_domain *dma_domain, + u32 val) +{ + int ret = 0, i; + unsigned long flags; + + spin_lock_irqsave(&iommu_lock, flags); + if (!dma_domain->win_arr) { + pr_debug("Windows not configured, stash destination update failed for liodn %d\n", liodn); + spin_unlock_irqrestore(&iommu_lock, flags); + return -EINVAL; + } + + for (i = 0; i < dma_domain->win_cnt; i++) { + ret = pamu_update_paace_stash(liodn, i, val); + if (ret) { + pr_debug("Failed to update SPAACE %d field for liodn %d\n ", i, liodn); + spin_unlock_irqrestore(&iommu_lock, flags); + return ret; + } + } + + spin_unlock_irqrestore(&iommu_lock, flags); + + return ret; +} + +/* Set the geometry parameters for a LIODN */ +static int pamu_set_liodn(int liodn, struct device *dev, + struct fsl_dma_domain *dma_domain, + struct iommu_domain_geometry *geom_attr, + u32 win_cnt) +{ + phys_addr_t window_addr, window_size; + phys_addr_t subwin_size; + int ret = 0, i; + u32 omi_index = ~(u32)0; + unsigned long flags; + + /* + * Configure the omi_index at the geometry setup time. + * This is a static value which depends on the type of + * device and would not change thereafter. + */ + get_ome_index(&omi_index, dev); + + window_addr = geom_attr->aperture_start; + window_size = dma_domain->geom_size; + + spin_lock_irqsave(&iommu_lock, flags); + ret = pamu_disable_liodn(liodn); + if (!ret) + ret = pamu_config_ppaace(liodn, window_addr, window_size, omi_index, + 0, dma_domain->snoop_id, + dma_domain->stash_id, win_cnt, 0); + spin_unlock_irqrestore(&iommu_lock, flags); + if (ret) { + pr_debug("PAMU PAACE configuration failed for liodn %d, win_cnt =%d\n", liodn, win_cnt); + return ret; + } + + if (win_cnt > 1) { + subwin_size = window_size >> ilog2(win_cnt); + for (i = 0; i < win_cnt; i++) { + spin_lock_irqsave(&iommu_lock, flags); + ret = pamu_disable_spaace(liodn, i); + if (!ret) + ret = pamu_config_spaace(liodn, win_cnt, i, + subwin_size, omi_index, + 0, dma_domain->snoop_id, + dma_domain->stash_id, + 0, 0); + spin_unlock_irqrestore(&iommu_lock, flags); + if (ret) { + pr_debug("PAMU SPAACE configuration failed for liodn %d\n", liodn); + return ret; + } + } + } + + return ret; +} + +static int check_size(u64 size, dma_addr_t iova) +{ + /* + * Size must be a power of two and at least be equal + * to PAMU page size. + */ + if (!is_power_of_2(size) || size < PAMU_PAGE_SIZE) { + pr_debug("%s: size too small or not a power of two\n", __func__); + return -EINVAL; + } + + /* iova must be page size aligned*/ + if (iova & (size - 1)) { + pr_debug("%s: address is not aligned with window size\n", __func__); + return -EINVAL; + } + + return 0; +} + +static struct fsl_dma_domain *iommu_alloc_dma_domain(void) +{ + struct fsl_dma_domain *domain; + + domain = kmem_cache_zalloc(fsl_pamu_domain_cache, GFP_KERNEL); + if (!domain) + return NULL; + + domain->stash_id = ~(u32)0; + domain->snoop_id = ~(u32)0; + domain->win_cnt = pamu_get_max_subwin_cnt(); + domain->geom_size = 0; + + INIT_LIST_HEAD(&domain->devices); + + spin_lock_init(&domain->domain_lock); + + return domain; +} + +static inline struct device_domain_info *find_domain(struct device *dev) +{ + return dev->archdata.iommu_domain; +} + +static void remove_device_ref(struct device_domain_info *info, u32 win_cnt) +{ + unsigned long flags; + + list_del(&info->link); + spin_lock_irqsave(&iommu_lock, flags); + if (win_cnt > 1) + pamu_free_subwins(info->liodn); + pamu_disable_liodn(info->liodn); + spin_unlock_irqrestore(&iommu_lock, flags); + spin_lock_irqsave(&device_domain_lock, flags); + info->dev->archdata.iommu_domain = NULL; + kmem_cache_free(iommu_devinfo_cache, info); + spin_unlock_irqrestore(&device_domain_lock, flags); +} + +static void detach_device(struct device *dev, struct fsl_dma_domain *dma_domain) +{ + struct device_domain_info *info, *tmp; + unsigned long flags; + + spin_lock_irqsave(&dma_domain->domain_lock, flags); + /* Remove the device from the domain device list */ + list_for_each_entry_safe(info, tmp, &dma_domain->devices, link) { + if (!dev || (info->dev == dev)) + remove_device_ref(info, dma_domain->win_cnt); + } + spin_unlock_irqrestore(&dma_domain->domain_lock, flags); +} + +static void attach_device(struct fsl_dma_domain *dma_domain, int liodn, struct device *dev) +{ + struct device_domain_info *info, *old_domain_info; + unsigned long flags; + + spin_lock_irqsave(&device_domain_lock, flags); + /* + * Check here if the device is already attached to domain or not. + * If the device is already attached to a domain detach it. + */ + old_domain_info = find_domain(dev); + if (old_domain_info && old_domain_info->domain != dma_domain) { + spin_unlock_irqrestore(&device_domain_lock, flags); + detach_device(dev, old_domain_info->domain); + spin_lock_irqsave(&device_domain_lock, flags); + } + + info = kmem_cache_zalloc(iommu_devinfo_cache, GFP_ATOMIC); + + info->dev = dev; + info->liodn = liodn; + info->domain = dma_domain; + + list_add(&info->link, &dma_domain->devices); + /* + * In case of devices with multiple LIODNs just store + * the info for the first LIODN as all + * LIODNs share the same domain + */ + if (!old_domain_info) + dev->archdata.iommu_domain = info; + spin_unlock_irqrestore(&device_domain_lock, flags); + +} + +static phys_addr_t fsl_pamu_iova_to_phys(struct iommu_domain *domain, + dma_addr_t iova) +{ + struct fsl_dma_domain *dma_domain = domain->priv; + + if ((iova < domain->geometry.aperture_start) || + iova > (domain->geometry.aperture_end)) + return 0; + + return get_phys_addr(dma_domain, iova); +} + +static int fsl_pamu_domain_has_cap(struct iommu_domain *domain, + unsigned long cap) +{ + return cap == IOMMU_CAP_CACHE_COHERENCY; +} + +static void fsl_pamu_domain_destroy(struct iommu_domain *domain) +{ + struct fsl_dma_domain *dma_domain = domain->priv; + + domain->priv = NULL; + + /* remove all the devices from the device list */ + detach_device(NULL, dma_domain); + + dma_domain->enabled = 0; + dma_domain->mapped = 0; + + kmem_cache_free(fsl_pamu_domain_cache, dma_domain); +} + +static int fsl_pamu_domain_init(struct iommu_domain *domain) +{ + struct fsl_dma_domain *dma_domain; + + dma_domain = iommu_alloc_dma_domain(); + if (!dma_domain) { + pr_debug("dma_domain allocation failed\n"); + return -ENOMEM; + } + domain->priv = dma_domain; + dma_domain->iommu_domain = domain; + /* defaul geometry 64 GB i.e. maximum system address */ + domain->geometry.aperture_start = 0; + domain->geometry.aperture_end = (1ULL << 36) - 1; + domain->geometry.force_aperture = true; + + return 0; +} + +/* Configure geometry settings for all LIODNs associated with domain */ +static int pamu_set_domain_geometry(struct fsl_dma_domain *dma_domain, + struct iommu_domain_geometry *geom_attr, + u32 win_cnt) +{ + struct device_domain_info *info; + int ret = 0; + + list_for_each_entry(info, &dma_domain->devices, link) { + ret = pamu_set_liodn(info->liodn, info->dev, dma_domain, + geom_attr, win_cnt); + if (ret) + break; + } + + return ret; +} + +/* Update stash destination for all LIODNs associated with the domain */ +static int update_domain_stash(struct fsl_dma_domain *dma_domain, u32 val) +{ + struct device_domain_info *info; + int ret = 0; + + list_for_each_entry(info, &dma_domain->devices, link) { + ret = update_liodn_stash(info->liodn, dma_domain, val); + if (ret) + break; + } + + return ret; +} + +/* Update domain mappings for all LIODNs associated with the domain */ +static int update_domain_mapping(struct fsl_dma_domain *dma_domain, u32 wnd_nr) +{ + struct device_domain_info *info; + int ret = 0; + + list_for_each_entry(info, &dma_domain->devices, link) { + ret = update_liodn(info->liodn, dma_domain, wnd_nr); + if (ret) + break; + } + return ret; +} + +static int disable_domain_win(struct fsl_dma_domain *dma_domain, u32 wnd_nr) +{ + struct device_domain_info *info; + int ret = 0; + + list_for_each_entry(info, &dma_domain->devices, link) { + if (dma_domain->win_cnt == 1 && dma_domain->enabled) { + ret = pamu_disable_liodn(info->liodn); + if (!ret) + dma_domain->enabled = 0; + } else { + ret = pamu_disable_spaace(info->liodn, wnd_nr); + } + } + + return ret; +} + +static void fsl_pamu_window_disable(struct iommu_domain *domain, u32 wnd_nr) +{ + struct fsl_dma_domain *dma_domain = domain->priv; + unsigned long flags; + int ret; + + spin_lock_irqsave(&dma_domain->domain_lock, flags); + if (!dma_domain->win_arr) { + pr_debug("Number of windows not configured\n"); + spin_unlock_irqrestore(&dma_domain->domain_lock, flags); + return; + } + + if (wnd_nr >= dma_domain->win_cnt) { + pr_debug("Invalid window index\n"); + spin_unlock_irqrestore(&dma_domain->domain_lock, flags); + return; + } + + if (dma_domain->win_arr[wnd_nr].valid) { + ret = disable_domain_win(dma_domain, wnd_nr); + if (!ret) { + dma_domain->win_arr[wnd_nr].valid = 0; + dma_domain->mapped--; + } + } + + spin_unlock_irqrestore(&dma_domain->domain_lock, flags); + +} + +static int fsl_pamu_window_enable(struct iommu_domain *domain, u32 wnd_nr, + phys_addr_t paddr, u64 size, int prot) +{ + struct fsl_dma_domain *dma_domain = domain->priv; + struct dma_window *wnd; + int pamu_prot = 0; + int ret; + unsigned long flags; + u64 win_size; + + if (prot & IOMMU_READ) + pamu_prot |= PAACE_AP_PERMS_QUERY; + if (prot & IOMMU_WRITE) + pamu_prot |= PAACE_AP_PERMS_UPDATE; + + spin_lock_irqsave(&dma_domain->domain_lock, flags); + if (!dma_domain->win_arr) { + pr_debug("Number of windows not configured\n"); + spin_unlock_irqrestore(&dma_domain->domain_lock, flags); + return -ENODEV; + } + + if (wnd_nr >= dma_domain->win_cnt) { + pr_debug("Invalid window index\n"); + spin_unlock_irqrestore(&dma_domain->domain_lock, flags); + return -EINVAL; + } + + win_size = dma_domain->geom_size >> ilog2(dma_domain->win_cnt); + if (size > win_size) { + pr_debug("Invalid window size \n"); + spin_unlock_irqrestore(&dma_domain->domain_lock, flags); + return -EINVAL; + } + + if (dma_domain->win_cnt == 1) { + if (dma_domain->enabled) { + pr_debug("Disable the window before updating the mapping\n"); + spin_unlock_irqrestore(&dma_domain->domain_lock, flags); + return -EBUSY; + } + + ret = check_size(size, domain->geometry.aperture_start); + if (ret) { + pr_debug("Aperture start not aligned to the size\n"); + spin_unlock_irqrestore(&dma_domain->domain_lock, flags); + return -EINVAL; + } + } + + wnd = &dma_domain->win_arr[wnd_nr]; + if (!wnd->valid) { + wnd->paddr = paddr; + wnd->size = size; + wnd->prot = pamu_prot; + + ret = update_domain_mapping(dma_domain, wnd_nr); + if (!ret) { + wnd->valid = 1; + dma_domain->mapped++; + } + } else { + pr_debug("Disable the window before updating the mapping\n"); + ret = -EBUSY; + } + + spin_unlock_irqrestore(&dma_domain->domain_lock, flags); + + return ret; +} + +/* + * Attach the LIODN to the DMA domain and configure the geometry + * and window mappings. + */ +static int handle_attach_device(struct fsl_dma_domain *dma_domain, + struct device *dev, const u32 *liodn, + int num) +{ + unsigned long flags; + struct iommu_domain *domain = dma_domain->iommu_domain; + int ret = 0; + int i; + + spin_lock_irqsave(&dma_domain->domain_lock, flags); + for (i = 0; i < num; i++) { + + /* Ensure that LIODN value is valid */ + if (liodn[i] >= PAACE_NUMBER_ENTRIES) { + pr_debug("Invalid liodn %d, attach device failed for %s\n", + liodn[i], dev->of_node->full_name); + ret = -EINVAL; + break; + } + + attach_device(dma_domain, liodn[i], dev); + /* + * Check if geometry has already been configured + * for the domain. If yes, set the geometry for + * the LIODN. + */ + if (dma_domain->win_arr) { + u32 win_cnt = dma_domain->win_cnt > 1 ? dma_domain->win_cnt : 0; + ret = pamu_set_liodn(liodn[i], dev, dma_domain, + &domain->geometry, + win_cnt); + if (ret) + break; + if (dma_domain->mapped) { + /* + * Create window/subwindow mapping for + * the LIODN. + */ + ret = map_liodn(liodn[i], dma_domain); + if (ret) + break; + } + } + } + spin_unlock_irqrestore(&dma_domain->domain_lock, flags); + + return ret; +} + +static int fsl_pamu_attach_device(struct iommu_domain *domain, + struct device *dev) +{ + struct fsl_dma_domain *dma_domain = domain->priv; + const u32 *liodn; + u32 liodn_cnt; + int len, ret = 0; + struct pci_dev *pdev = NULL; + struct pci_controller *pci_ctl; + + /* + * Use LIODN of the PCI controller while attaching a + * PCI device. + */ + if (dev->bus == &pci_bus_type) { + pdev = to_pci_dev(dev); + pci_ctl = pci_bus_to_host(pdev->bus); + /* + * make dev point to pci controller device + * so we can get the LIODN programmed by + * u-boot. + */ + dev = pci_ctl->parent; + } + + liodn = of_get_property(dev->of_node, "fsl,liodn", &len); + if (liodn) { + liodn_cnt = len / sizeof(u32); + ret = handle_attach_device(dma_domain, dev, + liodn, liodn_cnt); + } else { + pr_debug("missing fsl,liodn property at %s\n", + dev->of_node->full_name); + ret = -EINVAL; + } + + return ret; +} + +static void fsl_pamu_detach_device(struct iommu_domain *domain, + struct device *dev) +{ + struct fsl_dma_domain *dma_domain = domain->priv; + const u32 *prop; + int len; + struct pci_dev *pdev = NULL; + struct pci_controller *pci_ctl; + + /* + * Use LIODN of the PCI controller while detaching a + * PCI device. + */ + if (dev->bus == &pci_bus_type) { + pdev = to_pci_dev(dev); + pci_ctl = pci_bus_to_host(pdev->bus); + /* + * make dev point to pci controller device + * so we can get the LIODN programmed by + * u-boot. + */ + dev = pci_ctl->parent; + } + + prop = of_get_property(dev->of_node, "fsl,liodn", &len); + if (prop) + detach_device(dev, dma_domain); + else + pr_debug("missing fsl,liodn property at %s\n", + dev->of_node->full_name); +} + +static int configure_domain_geometry(struct iommu_domain *domain, void *data) +{ + struct iommu_domain_geometry *geom_attr = data; + struct fsl_dma_domain *dma_domain = domain->priv; + dma_addr_t geom_size; + unsigned long flags; + + geom_size = geom_attr->aperture_end - geom_attr->aperture_start + 1; + /* + * Sanity check the geometry size. Also, we do not support + * DMA outside of the geometry. + */ + if (check_size(geom_size, geom_attr->aperture_start) || + !geom_attr->force_aperture) { + pr_debug("Invalid PAMU geometry attributes\n"); + return -EINVAL; + } + + spin_lock_irqsave(&dma_domain->domain_lock, flags); + if (dma_domain->enabled) { + pr_debug("Can't set geometry attributes as domain is active\n"); + spin_unlock_irqrestore(&dma_domain->domain_lock, flags); + return -EBUSY; + } + + /* Copy the domain geometry information */ + memcpy(&domain->geometry, geom_attr, + sizeof(struct iommu_domain_geometry)); + dma_domain->geom_size = geom_size; + + spin_unlock_irqrestore(&dma_domain->domain_lock, flags); + + return 0; +} + +/* Set the domain stash attribute */ +static int configure_domain_stash(struct fsl_dma_domain *dma_domain, void *data) +{ + struct pamu_stash_attribute *stash_attr = data; + unsigned long flags; + int ret; + + spin_lock_irqsave(&dma_domain->domain_lock, flags); + + memcpy(&dma_domain->dma_stash, stash_attr, + sizeof(struct pamu_stash_attribute)); + + dma_domain->stash_id = get_stash_id(stash_attr->cache, + stash_attr->cpu); + if (dma_domain->stash_id == ~(u32)0) { + pr_debug("Invalid stash attributes\n"); + spin_unlock_irqrestore(&dma_domain->domain_lock, flags); + return -EINVAL; + } + + ret = update_domain_stash(dma_domain, dma_domain->stash_id); + + spin_unlock_irqrestore(&dma_domain->domain_lock, flags); + + return ret; +} + +/* Configure domain dma state i.e. enable/disable DMA*/ +static int configure_domain_dma_state(struct fsl_dma_domain *dma_domain, bool enable) +{ + struct device_domain_info *info; + unsigned long flags; + int ret; + + spin_lock_irqsave(&dma_domain->domain_lock, flags); + + if (enable && !dma_domain->mapped) { + pr_debug("Can't enable DMA domain without valid mapping\n"); + spin_unlock_irqrestore(&dma_domain->domain_lock, flags); + return -ENODEV; + } + + dma_domain->enabled = enable; + list_for_each_entry(info, &dma_domain->devices, + link) { + ret = (enable) ? pamu_enable_liodn(info->liodn) : + pamu_disable_liodn(info->liodn); + if (ret) + pr_debug("Unable to set dma state for liodn %d", + info->liodn); + } + spin_unlock_irqrestore(&dma_domain->domain_lock, flags); + + return 0; +} + +static int fsl_pamu_set_domain_attr(struct iommu_domain *domain, + enum iommu_attr attr_type, void *data) +{ + struct fsl_dma_domain *dma_domain = domain->priv; + int ret = 0; + + + switch (attr_type) { + case DOMAIN_ATTR_GEOMETRY: + ret = configure_domain_geometry(domain, data); + break; + case DOMAIN_ATTR_FSL_PAMU_STASH: + ret = configure_domain_stash(dma_domain, data); + break; + case DOMAIN_ATTR_FSL_PAMU_ENABLE: + ret = configure_domain_dma_state(dma_domain, *(int *)data); + break; + default: + pr_debug("Unsupported attribute type\n"); + ret = -EINVAL; + break; + }; + + return ret; +} + +static int fsl_pamu_get_domain_attr(struct iommu_domain *domain, + enum iommu_attr attr_type, void *data) +{ + struct fsl_dma_domain *dma_domain = domain->priv; + int ret = 0; + + + switch (attr_type) { + case DOMAIN_ATTR_FSL_PAMU_STASH: + memcpy((struct pamu_stash_attribute *) data, &dma_domain->dma_stash, + sizeof(struct pamu_stash_attribute)); + break; + case DOMAIN_ATTR_FSL_PAMU_ENABLE: + *(int *)data = dma_domain->enabled; + break; + case DOMAIN_ATTR_FSL_PAMUV1: + *(int *)data = DOMAIN_ATTR_FSL_PAMUV1; + break; + default: + pr_debug("Unsupported attribute type\n"); + ret = -EINVAL; + break; + }; + + return ret; +} + +#define REQ_ACS_FLAGS (PCI_ACS_SV | PCI_ACS_RR | PCI_ACS_CR | PCI_ACS_UF) + +static struct iommu_group *get_device_iommu_group(struct device *dev) +{ + struct iommu_group *group; + + group = iommu_group_get(dev); + if (!group) + group = iommu_group_alloc(); + + return group; +} + +static bool check_pci_ctl_endpt_part(struct pci_controller *pci_ctl) +{ + u32 version; + + /* Check the PCI controller version number by readding BRR1 register */ + version = in_be32(pci_ctl->cfg_addr + (PCI_FSL_BRR1 >> 2)); + version &= PCI_FSL_BRR1_VER; + /* If PCI controller version is >= 0x204 we can partition endpoints*/ + if (version >= 0x204) + return 1; + + return 0; +} + +/* Get iommu group information from peer devices or devices on the parent bus */ +static struct iommu_group *get_shared_pci_device_group(struct pci_dev *pdev) +{ + struct pci_dev *tmp; + struct iommu_group *group; + struct pci_bus *bus = pdev->bus; + + /* + * Traverese the pci bus device list to get + * the shared iommu group. + */ + while (bus) { + list_for_each_entry(tmp, &bus->devices, bus_list) { + if (tmp == pdev) + continue; + group = iommu_group_get(&tmp->dev); + if (group) + return group; + } + + bus = bus->parent; + } + + return NULL; +} + +static struct iommu_group *get_pci_device_group(struct pci_dev *pdev) +{ + struct pci_controller *pci_ctl; + bool pci_endpt_partioning; + struct iommu_group *group = NULL; + struct pci_dev *bridge, *dma_pdev = NULL; + + pci_ctl = pci_bus_to_host(pdev->bus); + pci_endpt_partioning = check_pci_ctl_endpt_part(pci_ctl); + /* We can partition PCIe devices so assign device group to the device */ + if (pci_endpt_partioning) { + bridge = pci_find_upstream_pcie_bridge(pdev); + if (bridge) { + if (pci_is_pcie(bridge)) + dma_pdev = pci_get_domain_bus_and_slot( + pci_domain_nr(pdev->bus), + bridge->subordinate->number, 0); + if (!dma_pdev) + dma_pdev = pci_dev_get(bridge); + } else + dma_pdev = pci_dev_get(pdev); + + /* Account for quirked devices */ + swap_pci_ref(&dma_pdev, pci_get_dma_source(dma_pdev)); + + /* + * If it's a multifunction device that does not support our + * required ACS flags, add to the same group as lowest numbered + * function that also does not suport the required ACS flags. + */ + if (dma_pdev->multifunction && + !pci_acs_enabled(dma_pdev, REQ_ACS_FLAGS)) { + u8 i, slot = PCI_SLOT(dma_pdev->devfn); + + for (i = 0; i < 8; i++) { + struct pci_dev *tmp; + + tmp = pci_get_slot(dma_pdev->bus, PCI_DEVFN(slot, i)); + if (!tmp) + continue; + + if (!pci_acs_enabled(tmp, REQ_ACS_FLAGS)) { + swap_pci_ref(&dma_pdev, tmp); + break; + } + pci_dev_put(tmp); + } + } + + /* + * Devices on the root bus go through the iommu. If that's not us, + * find the next upstream device and test ACS up to the root bus. + * Finding the next device may require skipping virtual buses. + */ + while (!pci_is_root_bus(dma_pdev->bus)) { + struct pci_bus *bus = dma_pdev->bus; + + while (!bus->self) { + if (!pci_is_root_bus(bus)) + bus = bus->parent; + else + goto root_bus; + } + + if (pci_acs_path_enabled(bus->self, NULL, REQ_ACS_FLAGS)) + break; + + swap_pci_ref(&dma_pdev, pci_dev_get(bus->self)); + } + +root_bus: + group = get_device_iommu_group(&dma_pdev->dev); + pci_dev_put(dma_pdev); + /* + * PCIe controller is not a paritionable entity + * free the controller device iommu_group. + */ + if (pci_ctl->parent->iommu_group) + iommu_group_remove_device(pci_ctl->parent); + } else { + /* + * All devices connected to the controller will share the + * PCI controllers device group. If this is the first + * device to be probed for the pci controller, copy the + * device group information from the PCI controller device + * node and remove the PCI controller iommu group. + * For subsequent devices, the iommu group information can + * be obtained from sibling devices (i.e. from the bus_devices + * link list). + */ + if (pci_ctl->parent->iommu_group) { + group = get_device_iommu_group(pci_ctl->parent); + iommu_group_remove_device(pci_ctl->parent); + } else + group = get_shared_pci_device_group(pdev); + } + + return group; +} + +static int fsl_pamu_add_device(struct device *dev) +{ + struct iommu_group *group = NULL; + struct pci_dev *pdev; + const u32 *prop; + int ret, len; + + /* + * For platform devices we allocate a separate group for + * each of the devices. + */ + if (dev->bus == &pci_bus_type) { + pdev = to_pci_dev(dev); + /* Don't create device groups for virtual PCI bridges */ + if (pdev->subordinate) + return 0; + + group = get_pci_device_group(pdev); + + } else { + prop = of_get_property(dev->of_node, "fsl,liodn", &len); + if (prop) + group = get_device_iommu_group(dev); + } + + if (!group || IS_ERR(group)) + return PTR_ERR(group); + + ret = iommu_group_add_device(group, dev); + + iommu_group_put(group); + return ret; +} + +static void fsl_pamu_remove_device(struct device *dev) +{ + iommu_group_remove_device(dev); +} + +static int fsl_pamu_set_windows(struct iommu_domain *domain, u32 w_count) +{ + struct fsl_dma_domain *dma_domain = domain->priv; + unsigned long flags; + int ret; + + spin_lock_irqsave(&dma_domain->domain_lock, flags); + /* Ensure domain is inactive i.e. DMA should be disabled for the domain */ + if (dma_domain->enabled) { + pr_debug("Can't set geometry attributes as domain is active\n"); + spin_unlock_irqrestore(&dma_domain->domain_lock, flags); + return -EBUSY; + } + + /* Ensure that the geometry has been set for the domain */ + if (!dma_domain->geom_size) { + pr_debug("Please configure geometry before setting the number of windows\n"); + spin_unlock_irqrestore(&dma_domain->domain_lock, flags); + return -EINVAL; + } + + /* + * Ensure we have valid window count i.e. it should be less than + * maximum permissible limit and should be a power of two. + */ + if (w_count > pamu_get_max_subwin_cnt() || !is_power_of_2(w_count)) { + pr_debug("Invalid window count\n"); + spin_unlock_irqrestore(&dma_domain->domain_lock, flags); + return -EINVAL; + } + + ret = pamu_set_domain_geometry(dma_domain, &domain->geometry, + ((w_count > 1) ? w_count : 0)); + if (!ret) { + if (dma_domain->win_arr) + kfree(dma_domain->win_arr); + dma_domain->win_arr = kzalloc(sizeof(struct dma_window) * + w_count, GFP_ATOMIC); + if (!dma_domain->win_arr) { + spin_unlock_irqrestore(&dma_domain->domain_lock, flags); + return -ENOMEM; + } + dma_domain->win_cnt = w_count; + } + spin_unlock_irqrestore(&dma_domain->domain_lock, flags); + + return ret; +} + +static u32 fsl_pamu_get_windows(struct iommu_domain *domain) +{ + struct fsl_dma_domain *dma_domain = domain->priv; + + return dma_domain->win_cnt; +} + +static struct iommu_ops fsl_pamu_ops = { + .domain_init = fsl_pamu_domain_init, + .domain_destroy = fsl_pamu_domain_destroy, + .attach_dev = fsl_pamu_attach_device, + .detach_dev = fsl_pamu_detach_device, + .domain_window_enable = fsl_pamu_window_enable, + .domain_window_disable = fsl_pamu_window_disable, + .domain_get_windows = fsl_pamu_get_windows, + .domain_set_windows = fsl_pamu_set_windows, + .iova_to_phys = fsl_pamu_iova_to_phys, + .domain_has_cap = fsl_pamu_domain_has_cap, + .domain_set_attr = fsl_pamu_set_domain_attr, + .domain_get_attr = fsl_pamu_get_domain_attr, + .add_device = fsl_pamu_add_device, + .remove_device = fsl_pamu_remove_device, +}; + +int pamu_domain_init() +{ + int ret = 0; + + ret = iommu_init_mempool(); + if (ret) + return ret; + + bus_set_iommu(&platform_bus_type, &fsl_pamu_ops); + bus_set_iommu(&pci_bus_type, &fsl_pamu_ops); + + return ret; +} diff --git a/drivers/iommu/fsl_pamu_domain.h b/drivers/iommu/fsl_pamu_domain.h new file mode 100644 index 00000000000..c90293f9970 --- /dev/null +++ b/drivers/iommu/fsl_pamu_domain.h @@ -0,0 +1,85 @@ +/* + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License, version 2, as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * Copyright (C) 2013 Freescale Semiconductor, Inc. + * + */ + +#ifndef __FSL_PAMU_DOMAIN_H +#define __FSL_PAMU_DOMAIN_H + +#include "fsl_pamu.h" + +struct dma_window { + phys_addr_t paddr; + u64 size; + int valid; + int prot; +}; + +struct fsl_dma_domain { + /* + * Indicates the geometry size for the domain. + * This would be set when the geometry is + * configured for the domain. + */ + dma_addr_t geom_size; + /* + * Number of windows assocaited with this domain. + * During domain initialization, it is set to the + * the maximum number of subwindows allowed for a LIODN. + * Minimum value for this is 1 indicating a single PAMU + * window, without any sub windows. Value can be set/ + * queried by set_attr/get_attr API for DOMAIN_ATTR_WINDOWS. + * Value can only be set once the geometry has been configured. + */ + u32 win_cnt; + /* + * win_arr contains information of the configured + * windows for a domain. This is allocated only + * when the number of windows for the domain are + * set. + */ + struct dma_window *win_arr; + /* list of devices associated with the domain */ + struct list_head devices; + /* dma_domain states: + * mapped - A particular mapping has been created + * within the configured geometry. + * enabled - DMA has been enabled for the given + * domain. This translates to setting of the + * valid bit for the primary PAACE in the PAMU + * PAACT table. Domain geometry should be set and + * it must have a valid mapping before DMA can be + * enabled for it. + * + */ + int mapped; + int enabled; + /* stash_id obtained from the stash attribute details */ + u32 stash_id; + struct pamu_stash_attribute dma_stash; + u32 snoop_id; + struct iommu_domain *iommu_domain; + spinlock_t domain_lock; +}; + +/* domain-device relationship */ +struct device_domain_info { + struct list_head link; /* link to domain siblings */ + struct device *dev; + u32 liodn; + struct fsl_dma_domain *domain; /* pointer to domain */ +}; +#endif /* __FSL_PAMU_DOMAIN_H */ diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c index eec0d3e04bf..15e9b57e9cf 100644 --- a/drivers/iommu/intel-iommu.c +++ b/drivers/iommu/intel-iommu.c @@ -890,56 +890,54 @@ static int dma_pte_clear_range(struct dmar_domain *domain, return order; } +static void dma_pte_free_level(struct dmar_domain *domain, int level, + struct dma_pte *pte, unsigned long pfn, + unsigned long start_pfn, unsigned long last_pfn) +{ + pfn = max(start_pfn, pfn); + pte = &pte[pfn_level_offset(pfn, level)]; + + do { + unsigned long level_pfn; + struct dma_pte *level_pte; + + if (!dma_pte_present(pte) || dma_pte_superpage(pte)) + goto next; + + level_pfn = pfn & level_mask(level - 1); + level_pte = phys_to_virt(dma_pte_addr(pte)); + + if (level > 2) + dma_pte_free_level(domain, level - 1, level_pte, + level_pfn, start_pfn, last_pfn); + + /* If range covers entire pagetable, free it */ + if (!(start_pfn > level_pfn || + last_pfn < level_pfn + level_size(level))) { + dma_clear_pte(pte); + domain_flush_cache(domain, pte, sizeof(*pte)); + free_pgtable_page(level_pte); + } +next: + pfn += level_size(level); + } while (!first_pte_in_page(++pte) && pfn <= last_pfn); +} + /* free page table pages. last level pte should already be cleared */ static void dma_pte_free_pagetable(struct dmar_domain *domain, unsigned long start_pfn, unsigned long last_pfn) { int addr_width = agaw_to_width(domain->agaw) - VTD_PAGE_SHIFT; - struct dma_pte *first_pte, *pte; - int total = agaw_to_level(domain->agaw); - int level; - unsigned long tmp; - int large_page = 2; BUG_ON(addr_width < BITS_PER_LONG && start_pfn >> addr_width); BUG_ON(addr_width < BITS_PER_LONG && last_pfn >> addr_width); BUG_ON(start_pfn > last_pfn); /* We don't need lock here; nobody else touches the iova range */ - level = 2; - while (level <= total) { - tmp = align_to_level(start_pfn, level); - - /* If we can't even clear one PTE at this level, we're done */ - if (tmp + level_size(level) - 1 > last_pfn) - return; - - do { - large_page = level; - first_pte = pte = dma_pfn_level_pte(domain, tmp, level, &large_page); - if (large_page > level) - level = large_page + 1; - if (!pte) { - tmp = align_to_level(tmp + 1, level + 1); - continue; - } - do { - if (dma_pte_present(pte)) { - free_pgtable_page(phys_to_virt(dma_pte_addr(pte))); - dma_clear_pte(pte); - } - pte++; - tmp += level_size(level); - } while (!first_pte_in_page(pte) && - tmp + level_size(level) - 1 <= last_pfn); + dma_pte_free_level(domain, agaw_to_level(domain->agaw), + domain->pgd, 0, start_pfn, last_pfn); - domain_flush_cache(domain, first_pte, - (void *)pte - (void *)first_pte); - - } while (tmp && tmp + level_size(level) - 1 <= last_pfn); - level++; - } /* free pgd */ if (start_pfn == 0 && last_pfn == DOMAIN_MAX_PFN(domain->gaw)) { free_pgtable_page(domain->pgd); diff --git a/drivers/iommu/msm_iommu_dev.c b/drivers/iommu/msm_iommu_dev.c index 0a1c9626aa9..08ba4972da9 100644 --- a/drivers/iommu/msm_iommu_dev.c +++ b/drivers/iommu/msm_iommu_dev.c @@ -282,7 +282,6 @@ static int msm_iommu_remove(struct platform_device *pdev) clk_put(drv->pclk); memset(drv, 0, sizeof(*drv)); kfree(drv); - platform_set_drvdata(pdev, NULL); } return 0; } @@ -366,7 +365,6 @@ static int msm_iommu_ctx_remove(struct platform_device *pdev) if (drv) { memset(drv, 0, sizeof(struct msm_iommu_ctx_drvdata)); kfree(drv); - platform_set_drvdata(pdev, NULL); } return 0; } diff --git a/drivers/iommu/omap-iommu.c b/drivers/iommu/omap-iommu.c index 0ba3766240d..bcd78a72063 100644 --- a/drivers/iommu/omap-iommu.c +++ b/drivers/iommu/omap-iommu.c @@ -1008,8 +1008,6 @@ static int omap_iommu_remove(struct platform_device *pdev) struct resource *res; struct omap_iommu *obj = platform_get_drvdata(pdev); - platform_set_drvdata(pdev, NULL); - iopgtable_clear_entry_all(obj); irq = platform_get_irq(pdev, 0); diff --git a/drivers/leds/Kconfig b/drivers/leds/Kconfig index 074bcb3892b..875bbe4c962 100644 --- a/drivers/leds/Kconfig +++ b/drivers/leds/Kconfig @@ -194,11 +194,11 @@ config LEDS_LP3944 module will be called leds-lp3944. config LEDS_LP55XX_COMMON - tristate "Common Driver for TI/National LP5521, LP5523/55231 and LP5562" - depends on LEDS_LP5521 || LEDS_LP5523 || LEDS_LP5562 + tristate "Common Driver for TI/National LP5521/5523/55231/5562/8501" + depends on LEDS_LP5521 || LEDS_LP5523 || LEDS_LP5562 || LEDS_LP8501 select FW_LOADER help - This option supports common operations for LP5521 and LP5523/55231 + This option supports common operations for LP5521/5523/55231/5562/8501 devices. config LEDS_LP5521 @@ -232,6 +232,18 @@ config LEDS_LP5562 Driver provides direct control via LED class and interface for programming the engines. +config LEDS_LP8501 + tristate "LED Support for TI LP8501 LED driver chip" + depends on LEDS_CLASS && I2C + select LEDS_LP55XX_COMMON + help + If you say yes here you get support for TI LP8501 LED driver. + It is 9 channel chip with programmable engines. + Driver provides direct control via LED class and interface for + programming the engines. + It is similar as LP5523, but output power selection is available. + And register layout and engine program schemes are different. + config LEDS_LP8788 tristate "LED support for the TI LP8788 PMIC" depends on LEDS_CLASS @@ -279,13 +291,14 @@ config LEDS_PCA955X LED driver chips accessed via the I2C bus. Supported devices include PCA9550, PCA9551, PCA9552, and PCA9553. -config LEDS_PCA9633 - tristate "LED support for PCA9633 I2C chip" +config LEDS_PCA963X + tristate "LED support for PCA963x I2C chip" depends on LEDS_CLASS depends on I2C help - This option enables support for LEDs connected to the PCA9633 - LED driver chip accessed via the I2C bus. + This option enables support for LEDs connected to the PCA963x + LED driver chip accessed via the I2C bus. Supported + devices include PCA9633 and PCA9634 config LEDS_WM831X_STATUS tristate "LED support for status LEDs on WM831x PMICs" @@ -398,10 +411,7 @@ config LEDS_MC13783 config LEDS_NS2 tristate "LED support for Network Space v2 GPIO LEDs" depends on LEDS_CLASS - depends on MACH_NETSPACE_V2 || MACH_INETSPACE_V2 || \ - MACH_NETSPACE_MAX_V2 || MACH_D2NET_V2 || \ - MACH_NETSPACE_V2_DT || MACH_INETSPACE_V2_DT || \ - MACH_NETSPACE_MAX_V2_DT || MACH_NETSPACE_MINI_V2_DT + depends on ARCH_KIRKWOOD default y help This option enable support for the dual-GPIO LED found on the @@ -410,8 +420,8 @@ config LEDS_NS2 config LEDS_NETXBIG tristate "LED support for Big Network series LEDs" - depends on MACH_NET2BIG_V2 || MACH_NET5BIG_V2 depends on LEDS_CLASS + depends on ARCH_KIRKWOOD default y help This option enable support for LEDs found on the LaCie 2Big diff --git a/drivers/leds/Makefile b/drivers/leds/Makefile index ae4b6135f66..8979b0b2c85 100644 --- a/drivers/leds/Makefile +++ b/drivers/leds/Makefile @@ -27,6 +27,7 @@ obj-$(CONFIG_LEDS_LP55XX_COMMON) += leds-lp55xx-common.o obj-$(CONFIG_LEDS_LP5521) += leds-lp5521.o obj-$(CONFIG_LEDS_LP5523) += leds-lp5523.o obj-$(CONFIG_LEDS_LP5562) += leds-lp5562.o +obj-$(CONFIG_LEDS_LP8501) += leds-lp8501.o obj-$(CONFIG_LEDS_LP8788) += leds-lp8788.o obj-$(CONFIG_LEDS_TCA6507) += leds-tca6507.o obj-$(CONFIG_LEDS_CLEVO_MAIL) += leds-clevo-mail.o @@ -34,7 +35,7 @@ obj-$(CONFIG_LEDS_HP6XX) += leds-hp6xx.o obj-$(CONFIG_LEDS_OT200) += leds-ot200.o obj-$(CONFIG_LEDS_FSG) += leds-fsg.o obj-$(CONFIG_LEDS_PCA955X) += leds-pca955x.o -obj-$(CONFIG_LEDS_PCA9633) += leds-pca9633.o +obj-$(CONFIG_LEDS_PCA963X) += leds-pca963x.o obj-$(CONFIG_LEDS_DA903X) += leds-da903x.o obj-$(CONFIG_LEDS_DA9052) += leds-da9052.o obj-$(CONFIG_LEDS_WM831X_STATUS) += leds-wm831x-status.o diff --git a/drivers/leds/leds-88pm860x.c b/drivers/leds/leds-88pm860x.c index 232b3ce902e..5f588c0a376 100644 --- a/drivers/leds/leds-88pm860x.c +++ b/drivers/leds/leds-88pm860x.c @@ -157,7 +157,7 @@ static int pm860x_led_dt_init(struct platform_device *pdev, static int pm860x_led_probe(struct platform_device *pdev) { struct pm860x_chip *chip = dev_get_drvdata(pdev->dev.parent); - struct pm860x_led_pdata *pdata = pdev->dev.platform_data; + struct pm860x_led_pdata *pdata = dev_get_platdata(&pdev->dev); struct pm860x_led *data; struct resource *res; int ret = 0; diff --git a/drivers/leds/leds-adp5520.c b/drivers/leds/leds-adp5520.c index e8072abe76e..7e311a120b1 100644 --- a/drivers/leds/leds-adp5520.c +++ b/drivers/leds/leds-adp5520.c @@ -87,7 +87,7 @@ static int adp5520_led_setup(struct adp5520_led *led) static int adp5520_led_prepare(struct platform_device *pdev) { - struct adp5520_leds_platform_data *pdata = pdev->dev.platform_data; + struct adp5520_leds_platform_data *pdata = dev_get_platdata(&pdev->dev); struct device *dev = pdev->dev.parent; int ret = 0; @@ -103,7 +103,7 @@ static int adp5520_led_prepare(struct platform_device *pdev) static int adp5520_led_probe(struct platform_device *pdev) { - struct adp5520_leds_platform_data *pdata = pdev->dev.platform_data; + struct adp5520_leds_platform_data *pdata = dev_get_platdata(&pdev->dev); struct adp5520_led *led, *led_dat; struct led_info *cur_led; int ret, i; @@ -185,7 +185,7 @@ err: static int adp5520_led_remove(struct platform_device *pdev) { - struct adp5520_leds_platform_data *pdata = pdev->dev.platform_data; + struct adp5520_leds_platform_data *pdata = dev_get_platdata(&pdev->dev); struct adp5520_led *led; int i; diff --git a/drivers/leds/leds-asic3.c b/drivers/leds/leds-asic3.c index cf9efe421c2..6de216a89a0 100644 --- a/drivers/leds/leds-asic3.c +++ b/drivers/leds/leds-asic3.c @@ -94,7 +94,7 @@ static int blink_set(struct led_classdev *cdev, static int asic3_led_probe(struct platform_device *pdev) { - struct asic3_led *led = pdev->dev.platform_data; + struct asic3_led *led = dev_get_platdata(&pdev->dev); int ret; ret = mfd_cell_enable(pdev); @@ -127,7 +127,7 @@ out: static int asic3_led_remove(struct platform_device *pdev) { - struct asic3_led *led = pdev->dev.platform_data; + struct asic3_led *led = dev_get_platdata(&pdev->dev); led_classdev_unregister(led->cdev); diff --git a/drivers/leds/leds-atmel-pwm.c b/drivers/leds/leds-atmel-pwm.c index 90518f84b9c..56cec8d6a2a 100644 --- a/drivers/leds/leds-atmel-pwm.c +++ b/drivers/leds/leds-atmel-pwm.c @@ -42,7 +42,7 @@ static int pwmled_probe(struct platform_device *pdev) int i; int status; - pdata = pdev->dev.platform_data; + pdata = dev_get_platdata(&pdev->dev); if (!pdata || pdata->num_leds < 1) return -ENODEV; @@ -119,7 +119,7 @@ static int pwmled_remove(struct platform_device *pdev) struct pwmled *leds; unsigned i; - pdata = pdev->dev.platform_data; + pdata = dev_get_platdata(&pdev->dev); leds = platform_get_drvdata(pdev); for (i = 0; i < pdata->num_leds; i++) { diff --git a/drivers/leds/leds-bd2802.c b/drivers/leds/leds-bd2802.c index 2db04231a79..fb5a3472d61 100644 --- a/drivers/leds/leds-bd2802.c +++ b/drivers/leds/leds-bd2802.c @@ -684,7 +684,7 @@ static int bd2802_probe(struct i2c_client *client, } led->client = client; - pdata = led->pdata = client->dev.platform_data; + pdata = led->pdata = dev_get_platdata(&client->dev); i2c_set_clientdata(client, led); /* Configure RESET GPIO (L: RESET, H: RESET cancel) */ diff --git a/drivers/leds/leds-clevo-mail.c b/drivers/leds/leds-clevo-mail.c index 6a8405df76a..d93e2455da5 100644 --- a/drivers/leds/leds-clevo-mail.c +++ b/drivers/leds/leds-clevo-mail.c @@ -40,7 +40,7 @@ static int __init clevo_mail_led_dmi_callback(const struct dmi_system_id *id) * detected as working, but in reality it is not) as low as * possible. */ -static struct dmi_system_id __initdata clevo_mail_led_dmi_table[] = { +static struct dmi_system_id clevo_mail_led_dmi_table[] __initdata = { { .callback = clevo_mail_led_dmi_callback, .ident = "Clevo D410J", diff --git a/drivers/leds/leds-da903x.c b/drivers/leds/leds-da903x.c index c263a21db82..2a4b87f8091 100644 --- a/drivers/leds/leds-da903x.c +++ b/drivers/leds/leds-da903x.c @@ -93,7 +93,7 @@ static void da903x_led_set(struct led_classdev *led_cdev, static int da903x_led_probe(struct platform_device *pdev) { - struct led_info *pdata = pdev->dev.platform_data; + struct led_info *pdata = dev_get_platdata(&pdev->dev); struct da903x_led *led; int id, ret; diff --git a/drivers/leds/leds-da9052.c b/drivers/leds/leds-da9052.c index efec43344e9..865d4faf874 100644 --- a/drivers/leds/leds-da9052.c +++ b/drivers/leds/leds-da9052.c @@ -112,7 +112,7 @@ static int da9052_led_probe(struct platform_device *pdev) int i; da9052 = dev_get_drvdata(pdev->dev.parent); - pdata = da9052->dev->platform_data; + pdata = dev_get_platdata(da9052->dev); if (pdata == NULL) { dev_err(&pdev->dev, "No platform data\n"); goto err; @@ -185,7 +185,7 @@ static int da9052_led_remove(struct platform_device *pdev) int i; da9052 = dev_get_drvdata(pdev->dev.parent); - pdata = da9052->dev->platform_data; + pdata = dev_get_platdata(da9052->dev); pled = pdata->pled; for (i = 0; i < pled->num_leds; i++) { diff --git a/drivers/leds/leds-gpio.c b/drivers/leds/leds-gpio.c index 84d74c373ca..e8b01e57348 100644 --- a/drivers/leds/leds-gpio.c +++ b/drivers/leds/leds-gpio.c @@ -233,7 +233,7 @@ static struct gpio_leds_priv *gpio_leds_create_of(struct platform_device *pdev) static int gpio_led_probe(struct platform_device *pdev) { - struct gpio_led_platform_data *pdata = pdev->dev.platform_data; + struct gpio_led_platform_data *pdata = dev_get_platdata(&pdev->dev); struct gpio_leds_priv *priv; int i, ret = 0; diff --git a/drivers/leds/leds-lm3530.c b/drivers/leds/leds-lm3530.c index a036a19040f..652368c2ea9 100644 --- a/drivers/leds/leds-lm3530.c +++ b/drivers/leds/leds-lm3530.c @@ -403,7 +403,7 @@ static DEVICE_ATTR(mode, 0644, lm3530_mode_get, lm3530_mode_set); static int lm3530_probe(struct i2c_client *client, const struct i2c_device_id *id) { - struct lm3530_platform_data *pdata = client->dev.platform_data; + struct lm3530_platform_data *pdata = dev_get_platdata(&client->dev); struct lm3530_data *drvdata; int err = 0; diff --git a/drivers/leds/leds-lm3533.c b/drivers/leds/leds-lm3533.c index bbf24d038a7..027ede73b80 100644 --- a/drivers/leds/leds-lm3533.c +++ b/drivers/leds/leds-lm3533.c @@ -671,7 +671,7 @@ static int lm3533_led_probe(struct platform_device *pdev) if (!lm3533) return -EINVAL; - pdata = pdev->dev.platform_data; + pdata = dev_get_platdata(&pdev->dev); if (!pdata) { dev_err(&pdev->dev, "no platform data\n"); return -EINVAL; diff --git a/drivers/leds/leds-lm355x.c b/drivers/leds/leds-lm355x.c index d81a8e7afd6..591eb5e58ae 100644 --- a/drivers/leds/leds-lm355x.c +++ b/drivers/leds/leds-lm355x.c @@ -423,7 +423,7 @@ static const struct regmap_config lm355x_regmap = { static int lm355x_probe(struct i2c_client *client, const struct i2c_device_id *id) { - struct lm355x_platform_data *pdata = client->dev.platform_data; + struct lm355x_platform_data *pdata = dev_get_platdata(&client->dev); struct lm355x_chip_data *chip; int err; diff --git a/drivers/leds/leds-lm3642.c b/drivers/leds/leds-lm3642.c index f361bbef2de..ceb6b3cde6f 100644 --- a/drivers/leds/leds-lm3642.c +++ b/drivers/leds/leds-lm3642.c @@ -316,7 +316,7 @@ static const struct regmap_config lm3642_regmap = { static int lm3642_probe(struct i2c_client *client, const struct i2c_device_id *id) { - struct lm3642_platform_data *pdata = client->dev.platform_data; + struct lm3642_platform_data *pdata = dev_get_platdata(&client->dev); struct lm3642_chip_data *chip; int err; diff --git a/drivers/leds/leds-lp3944.c b/drivers/leds/leds-lp3944.c index 0c4386e656c..8e1abdcd4c9 100644 --- a/drivers/leds/leds-lp3944.c +++ b/drivers/leds/leds-lp3944.c @@ -289,7 +289,7 @@ static void lp3944_led_set_brightness(struct led_classdev *led_cdev, dev_dbg(&led->client->dev, "%s: %s, %d\n", __func__, led_cdev->name, brightness); - led->status = brightness; + led->status = !!brightness; schedule_work(&led->work); } @@ -377,7 +377,8 @@ exit: static int lp3944_probe(struct i2c_client *client, const struct i2c_device_id *id) { - struct lp3944_platform_data *lp3944_pdata = client->dev.platform_data; + struct lp3944_platform_data *lp3944_pdata = + dev_get_platdata(&client->dev); struct lp3944_data *data; int err; @@ -413,7 +414,7 @@ static int lp3944_probe(struct i2c_client *client, static int lp3944_remove(struct i2c_client *client) { - struct lp3944_platform_data *pdata = client->dev.platform_data; + struct lp3944_platform_data *pdata = dev_get_platdata(&client->dev); struct lp3944_data *data = i2c_get_clientdata(client); int i; diff --git a/drivers/leds/leds-lp5521.c b/drivers/leds/leds-lp5521.c index 1392feb1bcf..05188351711 100644 --- a/drivers/leds/leds-lp5521.c +++ b/drivers/leds/leds-lp5521.c @@ -220,17 +220,11 @@ static int lp5521_update_program_memory(struct lp55xx_chip *chip, }; unsigned cmd; char c[3]; - int program_size; int nrchars; - int offset = 0; int ret; - int i; - - /* clear program memory before updating */ - for (i = 0; i < LP5521_PROGRAM_LENGTH; i++) - lp55xx_write(chip, addr[idx] + i, 0); + int offset = 0; + int i = 0; - i = 0; while ((offset < size - 1) && (i < LP5521_PROGRAM_LENGTH)) { /* separate sscanfs because length is working only for %s */ ret = sscanf(data + offset, "%2s%n ", c, &nrchars); @@ -250,11 +244,19 @@ static int lp5521_update_program_memory(struct lp55xx_chip *chip, if (i % 2) goto err; - program_size = i; - for (i = 0; i < program_size; i++) - lp55xx_write(chip, addr[idx] + i, pattern[i]); + mutex_lock(&chip->lock); - return 0; + for (i = 0; i < LP5521_PROGRAM_LENGTH; i++) { + ret = lp55xx_write(chip, addr[idx] + i, pattern[i]); + if (ret) { + mutex_unlock(&chip->lock); + return -EINVAL; + } + } + + mutex_unlock(&chip->lock); + + return size; err: dev_err(&chip->cl->dev, "wrong pattern format\n"); @@ -365,6 +367,80 @@ static void lp5521_led_brightness_work(struct work_struct *work) mutex_unlock(&chip->lock); } +static ssize_t show_engine_mode(struct device *dev, + struct device_attribute *attr, + char *buf, int nr) +{ + struct lp55xx_led *led = i2c_get_clientdata(to_i2c_client(dev)); + struct lp55xx_chip *chip = led->chip; + enum lp55xx_engine_mode mode = chip->engines[nr - 1].mode; + + switch (mode) { + case LP55XX_ENGINE_RUN: + return sprintf(buf, "run\n"); + case LP55XX_ENGINE_LOAD: + return sprintf(buf, "load\n"); + case LP55XX_ENGINE_DISABLED: + default: + return sprintf(buf, "disabled\n"); + } +} +show_mode(1) +show_mode(2) +show_mode(3) + +static ssize_t store_engine_mode(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t len, int nr) +{ + struct lp55xx_led *led = i2c_get_clientdata(to_i2c_client(dev)); + struct lp55xx_chip *chip = led->chip; + struct lp55xx_engine *engine = &chip->engines[nr - 1]; + + mutex_lock(&chip->lock); + + chip->engine_idx = nr; + + if (!strncmp(buf, "run", 3)) { + lp5521_run_engine(chip, true); + engine->mode = LP55XX_ENGINE_RUN; + } else if (!strncmp(buf, "load", 4)) { + lp5521_stop_engine(chip); + lp5521_load_engine(chip); + engine->mode = LP55XX_ENGINE_LOAD; + } else if (!strncmp(buf, "disabled", 8)) { + lp5521_stop_engine(chip); + engine->mode = LP55XX_ENGINE_DISABLED; + } + + mutex_unlock(&chip->lock); + + return len; +} +store_mode(1) +store_mode(2) +store_mode(3) + +static ssize_t store_engine_load(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t len, int nr) +{ + struct lp55xx_led *led = i2c_get_clientdata(to_i2c_client(dev)); + struct lp55xx_chip *chip = led->chip; + + mutex_lock(&chip->lock); + + chip->engine_idx = nr; + lp5521_load_engine(chip); + + mutex_unlock(&chip->lock); + + return lp5521_update_program_memory(chip, buf, len); +} +store_load(1) +store_load(2) +store_load(3) + static ssize_t lp5521_selftest(struct device *dev, struct device_attribute *attr, char *buf) @@ -381,9 +457,21 @@ static ssize_t lp5521_selftest(struct device *dev, } /* device attributes */ -static DEVICE_ATTR(selftest, S_IRUGO, lp5521_selftest, NULL); +static LP55XX_DEV_ATTR_RW(engine1_mode, show_engine1_mode, store_engine1_mode); +static LP55XX_DEV_ATTR_RW(engine2_mode, show_engine2_mode, store_engine2_mode); +static LP55XX_DEV_ATTR_RW(engine3_mode, show_engine3_mode, store_engine3_mode); +static LP55XX_DEV_ATTR_WO(engine1_load, store_engine1_load); +static LP55XX_DEV_ATTR_WO(engine2_load, store_engine2_load); +static LP55XX_DEV_ATTR_WO(engine3_load, store_engine3_load); +static LP55XX_DEV_ATTR_RO(selftest, lp5521_selftest); static struct attribute *lp5521_attributes[] = { + &dev_attr_engine1_mode.attr, + &dev_attr_engine2_mode.attr, + &dev_attr_engine3_mode.attr, + &dev_attr_engine1_load.attr, + &dev_attr_engine2_load.attr, + &dev_attr_engine3_load.attr, &dev_attr_selftest.attr, NULL }; @@ -420,7 +508,7 @@ static int lp5521_probe(struct i2c_client *client, struct lp55xx_platform_data *pdata; struct device_node *np = client->dev.of_node; - if (!client->dev.platform_data) { + if (!dev_get_platdata(&client->dev)) { if (np) { ret = lp55xx_of_populate_pdata(&client->dev, np); if (ret < 0) @@ -430,7 +518,7 @@ static int lp5521_probe(struct i2c_client *client, return -EINVAL; } } - pdata = client->dev.platform_data; + pdata = dev_get_platdata(&client->dev); chip = devm_kzalloc(&client->dev, sizeof(*chip), GFP_KERNEL); if (!chip) diff --git a/drivers/leds/leds-lp5523.c b/drivers/leds/leds-lp5523.c index 3979428f310..fe3bcbb5747 100644 --- a/drivers/leds/leds-lp5523.c +++ b/drivers/leds/leds-lp5523.c @@ -49,6 +49,9 @@ #define LP5523_REG_RESET 0x3D #define LP5523_REG_LED_TEST_CTRL 0x41 #define LP5523_REG_LED_TEST_ADC 0x42 +#define LP5523_REG_CH1_PROG_START 0x4C +#define LP5523_REG_CH2_PROG_START 0x4D +#define LP5523_REG_CH3_PROG_START 0x4E #define LP5523_REG_PROG_PAGE_SEL 0x4F #define LP5523_REG_PROG_MEM 0x50 @@ -65,11 +68,15 @@ #define LP5523_RESET 0xFF #define LP5523_ADC_SHORTCIRC_LIM 80 #define LP5523_EXT_CLK_USED 0x08 +#define LP5523_ENG_STATUS_MASK 0x07 /* Memory Page Selection */ #define LP5523_PAGE_ENG1 0 #define LP5523_PAGE_ENG2 1 #define LP5523_PAGE_ENG3 2 +#define LP5523_PAGE_MUX1 3 +#define LP5523_PAGE_MUX2 4 +#define LP5523_PAGE_MUX3 5 /* Program Memory Operations */ #define LP5523_MODE_ENG1_M 0x30 /* Operation Mode Register */ @@ -94,11 +101,15 @@ #define LP5523_RUN_ENG2 0x08 #define LP5523_RUN_ENG3 0x02 +#define LED_ACTIVE(mux, led) (!!(mux & (0x0001 << led))) + enum lp5523_chip_id { LP5523, LP55231, }; +static int lp5523_init_program_engine(struct lp55xx_chip *chip); + static inline void lp5523_wait_opmode_done(void) { usleep_range(1000, 2000); @@ -134,7 +145,11 @@ static int lp5523_post_init_device(struct lp55xx_chip *chip) if (ret) return ret; - return lp55xx_write(chip, LP5523_REG_ENABLE_LEDS_LSB, 0xff); + ret = lp55xx_write(chip, LP5523_REG_ENABLE_LEDS_LSB, 0xff); + if (ret) + return ret; + + return lp5523_init_program_engine(chip); } static void lp5523_load_engine(struct lp55xx_chip *chip) @@ -152,15 +167,21 @@ static void lp5523_load_engine(struct lp55xx_chip *chip) [LP55XX_ENGINE_3] = LP5523_LOAD_ENG3, }; + lp55xx_update_bits(chip, LP5523_REG_OP_MODE, mask[idx], val[idx]); + + lp5523_wait_opmode_done(); +} + +static void lp5523_load_engine_and_select_page(struct lp55xx_chip *chip) +{ + enum lp55xx_engine_index idx = chip->engine_idx; u8 page_sel[] = { [LP55XX_ENGINE_1] = LP5523_PAGE_ENG1, [LP55XX_ENGINE_2] = LP5523_PAGE_ENG2, [LP55XX_ENGINE_3] = LP5523_PAGE_ENG3, }; - lp55xx_update_bits(chip, LP5523_REG_OP_MODE, mask[idx], val[idx]); - - lp5523_wait_opmode_done(); + lp5523_load_engine(chip); lp55xx_write(chip, LP5523_REG_PROG_PAGE_SEL, page_sel[idx]); } @@ -227,23 +248,75 @@ static void lp5523_run_engine(struct lp55xx_chip *chip, bool start) lp55xx_update_bits(chip, LP5523_REG_ENABLE, LP5523_EXEC_M, exec); } +static int lp5523_init_program_engine(struct lp55xx_chip *chip) +{ + int i; + int j; + int ret; + u8 status; + /* one pattern per engine setting LED MUX start and stop addresses */ + static const u8 pattern[][LP5523_PROGRAM_LENGTH] = { + { 0x9c, 0x30, 0x9c, 0xb0, 0x9d, 0x80, 0xd8, 0x00, 0}, + { 0x9c, 0x40, 0x9c, 0xc0, 0x9d, 0x80, 0xd8, 0x00, 0}, + { 0x9c, 0x50, 0x9c, 0xd0, 0x9d, 0x80, 0xd8, 0x00, 0}, + }; + + /* hardcode 32 bytes of memory for each engine from program memory */ + ret = lp55xx_write(chip, LP5523_REG_CH1_PROG_START, 0x00); + if (ret) + return ret; + + ret = lp55xx_write(chip, LP5523_REG_CH2_PROG_START, 0x10); + if (ret) + return ret; + + ret = lp55xx_write(chip, LP5523_REG_CH3_PROG_START, 0x20); + if (ret) + return ret; + + /* write LED MUX address space for each engine */ + for (i = LP55XX_ENGINE_1; i <= LP55XX_ENGINE_3; i++) { + chip->engine_idx = i; + lp5523_load_engine_and_select_page(chip); + + for (j = 0; j < LP5523_PROGRAM_LENGTH; j++) { + ret = lp55xx_write(chip, LP5523_REG_PROG_MEM + j, + pattern[i - 1][j]); + if (ret) + goto out; + } + } + + lp5523_run_engine(chip, true); + + /* Let the programs run for couple of ms and check the engine status */ + usleep_range(3000, 6000); + lp55xx_read(chip, LP5523_REG_STATUS, &status); + status &= LP5523_ENG_STATUS_MASK; + + if (status != LP5523_ENG_STATUS_MASK) { + dev_err(&chip->cl->dev, + "cound not configure LED engine, status = 0x%.2x\n", + status); + ret = -1; + } + +out: + lp5523_stop_engine(chip); + return ret; +} + static int lp5523_update_program_memory(struct lp55xx_chip *chip, const u8 *data, size_t size) { u8 pattern[LP5523_PROGRAM_LENGTH] = {0}; unsigned cmd; char c[3]; - int update_size; int nrchars; - int offset = 0; int ret; - int i; - - /* clear program memory before updating */ - for (i = 0; i < LP5523_PROGRAM_LENGTH; i++) - lp55xx_write(chip, LP5523_REG_PROG_MEM + i, 0); + int offset = 0; + int i = 0; - i = 0; while ((offset < size - 1) && (i < LP5523_PROGRAM_LENGTH)) { /* separate sscanfs because length is working only for %s */ ret = sscanf(data + offset, "%2s%n ", c, &nrchars); @@ -263,11 +336,19 @@ static int lp5523_update_program_memory(struct lp55xx_chip *chip, if (i % 2) goto err; - update_size = i; - for (i = 0; i < update_size; i++) - lp55xx_write(chip, LP5523_REG_PROG_MEM + i, pattern[i]); + mutex_lock(&chip->lock); - return 0; + for (i = 0; i < LP5523_PROGRAM_LENGTH; i++) { + ret = lp55xx_write(chip, LP5523_REG_PROG_MEM + i, pattern[i]); + if (ret) { + mutex_unlock(&chip->lock); + return -EINVAL; + } + } + + mutex_unlock(&chip->lock); + + return size; err: dev_err(&chip->cl->dev, "wrong pattern format\n"); @@ -290,10 +371,196 @@ static void lp5523_firmware_loaded(struct lp55xx_chip *chip) * 2) write firmware data into program memory */ - lp5523_load_engine(chip); + lp5523_load_engine_and_select_page(chip); lp5523_update_program_memory(chip, fw->data, fw->size); } +static ssize_t show_engine_mode(struct device *dev, + struct device_attribute *attr, + char *buf, int nr) +{ + struct lp55xx_led *led = i2c_get_clientdata(to_i2c_client(dev)); + struct lp55xx_chip *chip = led->chip; + enum lp55xx_engine_mode mode = chip->engines[nr - 1].mode; + + switch (mode) { + case LP55XX_ENGINE_RUN: + return sprintf(buf, "run\n"); + case LP55XX_ENGINE_LOAD: + return sprintf(buf, "load\n"); + case LP55XX_ENGINE_DISABLED: + default: + return sprintf(buf, "disabled\n"); + } +} +show_mode(1) +show_mode(2) +show_mode(3) + +static ssize_t store_engine_mode(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t len, int nr) +{ + struct lp55xx_led *led = i2c_get_clientdata(to_i2c_client(dev)); + struct lp55xx_chip *chip = led->chip; + struct lp55xx_engine *engine = &chip->engines[nr - 1]; + + mutex_lock(&chip->lock); + + chip->engine_idx = nr; + + if (!strncmp(buf, "run", 3)) { + lp5523_run_engine(chip, true); + engine->mode = LP55XX_ENGINE_RUN; + } else if (!strncmp(buf, "load", 4)) { + lp5523_stop_engine(chip); + lp5523_load_engine(chip); + engine->mode = LP55XX_ENGINE_LOAD; + } else if (!strncmp(buf, "disabled", 8)) { + lp5523_stop_engine(chip); + engine->mode = LP55XX_ENGINE_DISABLED; + } + + mutex_unlock(&chip->lock); + + return len; +} +store_mode(1) +store_mode(2) +store_mode(3) + +static int lp5523_mux_parse(const char *buf, u16 *mux, size_t len) +{ + u16 tmp_mux = 0; + int i; + + len = min_t(int, len, LP5523_MAX_LEDS); + + for (i = 0; i < len; i++) { + switch (buf[i]) { + case '1': + tmp_mux |= (1 << i); + break; + case '0': + break; + case '\n': + i = len; + break; + default: + return -1; + } + } + *mux = tmp_mux; + + return 0; +} + +static void lp5523_mux_to_array(u16 led_mux, char *array) +{ + int i, pos = 0; + for (i = 0; i < LP5523_MAX_LEDS; i++) + pos += sprintf(array + pos, "%x", LED_ACTIVE(led_mux, i)); + + array[pos] = '\0'; +} + +static ssize_t show_engine_leds(struct device *dev, + struct device_attribute *attr, + char *buf, int nr) +{ + struct lp55xx_led *led = i2c_get_clientdata(to_i2c_client(dev)); + struct lp55xx_chip *chip = led->chip; + char mux[LP5523_MAX_LEDS + 1]; + + lp5523_mux_to_array(chip->engines[nr - 1].led_mux, mux); + + return sprintf(buf, "%s\n", mux); +} +show_leds(1) +show_leds(2) +show_leds(3) + +static int lp5523_load_mux(struct lp55xx_chip *chip, u16 mux, int nr) +{ + struct lp55xx_engine *engine = &chip->engines[nr - 1]; + int ret; + u8 mux_page[] = { + [LP55XX_ENGINE_1] = LP5523_PAGE_MUX1, + [LP55XX_ENGINE_2] = LP5523_PAGE_MUX2, + [LP55XX_ENGINE_3] = LP5523_PAGE_MUX3, + }; + + lp5523_load_engine(chip); + + ret = lp55xx_write(chip, LP5523_REG_PROG_PAGE_SEL, mux_page[nr]); + if (ret) + return ret; + + ret = lp55xx_write(chip, LP5523_REG_PROG_MEM , (u8)(mux >> 8)); + if (ret) + return ret; + + ret = lp55xx_write(chip, LP5523_REG_PROG_MEM + 1, (u8)(mux)); + if (ret) + return ret; + + engine->led_mux = mux; + return 0; +} + +static ssize_t store_engine_leds(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t len, int nr) +{ + struct lp55xx_led *led = i2c_get_clientdata(to_i2c_client(dev)); + struct lp55xx_chip *chip = led->chip; + struct lp55xx_engine *engine = &chip->engines[nr - 1]; + u16 mux = 0; + ssize_t ret; + + if (lp5523_mux_parse(buf, &mux, len)) + return -EINVAL; + + mutex_lock(&chip->lock); + + chip->engine_idx = nr; + ret = -EINVAL; + + if (engine->mode != LP55XX_ENGINE_LOAD) + goto leave; + + if (lp5523_load_mux(chip, mux, nr)) + goto leave; + + ret = len; +leave: + mutex_unlock(&chip->lock); + return ret; +} +store_leds(1) +store_leds(2) +store_leds(3) + +static ssize_t store_engine_load(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t len, int nr) +{ + struct lp55xx_led *led = i2c_get_clientdata(to_i2c_client(dev)); + struct lp55xx_chip *chip = led->chip; + + mutex_lock(&chip->lock); + + chip->engine_idx = nr; + lp5523_load_engine_and_select_page(chip); + + mutex_unlock(&chip->lock); + + return lp5523_update_program_memory(chip, buf, len); +} +store_load(1) +store_load(2) +store_load(3) + static ssize_t lp5523_selftest(struct device *dev, struct device_attribute *attr, char *buf) @@ -393,9 +660,27 @@ static void lp5523_led_brightness_work(struct work_struct *work) mutex_unlock(&chip->lock); } -static DEVICE_ATTR(selftest, S_IRUGO, lp5523_selftest, NULL); +static LP55XX_DEV_ATTR_RW(engine1_mode, show_engine1_mode, store_engine1_mode); +static LP55XX_DEV_ATTR_RW(engine2_mode, show_engine2_mode, store_engine2_mode); +static LP55XX_DEV_ATTR_RW(engine3_mode, show_engine3_mode, store_engine3_mode); +static LP55XX_DEV_ATTR_RW(engine1_leds, show_engine1_leds, store_engine1_leds); +static LP55XX_DEV_ATTR_RW(engine2_leds, show_engine2_leds, store_engine2_leds); +static LP55XX_DEV_ATTR_RW(engine3_leds, show_engine3_leds, store_engine3_leds); +static LP55XX_DEV_ATTR_WO(engine1_load, store_engine1_load); +static LP55XX_DEV_ATTR_WO(engine2_load, store_engine2_load); +static LP55XX_DEV_ATTR_WO(engine3_load, store_engine3_load); +static LP55XX_DEV_ATTR_RO(selftest, lp5523_selftest); static struct attribute *lp5523_attributes[] = { + &dev_attr_engine1_mode.attr, + &dev_attr_engine2_mode.attr, + &dev_attr_engine3_mode.attr, + &dev_attr_engine1_load.attr, + &dev_attr_engine2_load.attr, + &dev_attr_engine3_load.attr, + &dev_attr_engine1_leds.attr, + &dev_attr_engine2_leds.attr, + &dev_attr_engine3_leds.attr, &dev_attr_selftest.attr, NULL, }; @@ -432,7 +717,7 @@ static int lp5523_probe(struct i2c_client *client, struct lp55xx_platform_data *pdata; struct device_node *np = client->dev.of_node; - if (!client->dev.platform_data) { + if (!dev_get_platdata(&client->dev)) { if (np) { ret = lp55xx_of_populate_pdata(&client->dev, np); if (ret < 0) @@ -442,7 +727,7 @@ static int lp5523_probe(struct i2c_client *client, return -EINVAL; } } - pdata = client->dev.platform_data; + pdata = dev_get_platdata(&client->dev); chip = devm_kzalloc(&client->dev, sizeof(*chip), GFP_KERNEL); if (!chip) diff --git a/drivers/leds/leds-lp5562.c b/drivers/leds/leds-lp5562.c index cbd856dac15..2585cfd5771 100644 --- a/drivers/leds/leds-lp5562.c +++ b/drivers/leds/leds-lp5562.c @@ -477,8 +477,8 @@ static ssize_t lp5562_store_engine_mux(struct device *dev, return len; } -static DEVICE_ATTR(led_pattern, S_IWUSR, NULL, lp5562_store_pattern); -static DEVICE_ATTR(engine_mux, S_IWUSR, NULL, lp5562_store_engine_mux); +static LP55XX_DEV_ATTR_WO(led_pattern, lp5562_store_pattern); +static LP55XX_DEV_ATTR_WO(engine_mux, lp5562_store_engine_mux); static struct attribute *lp5562_attributes[] = { &dev_attr_led_pattern.attr, @@ -518,7 +518,7 @@ static int lp5562_probe(struct i2c_client *client, struct lp55xx_platform_data *pdata; struct device_node *np = client->dev.of_node; - if (!client->dev.platform_data) { + if (!dev_get_platdata(&client->dev)) { if (np) { ret = lp55xx_of_populate_pdata(&client->dev, np); if (ret < 0) @@ -528,7 +528,7 @@ static int lp5562_probe(struct i2c_client *client, return -EINVAL; } } - pdata = client->dev.platform_data; + pdata = dev_get_platdata(&client->dev); chip = devm_kzalloc(&client->dev, sizeof(*chip), GFP_KERNEL); if (!chip) diff --git a/drivers/leds/leds-lp55xx-common.c b/drivers/leds/leds-lp55xx-common.c index c2fecd4d391..351825b96f1 100644 --- a/drivers/leds/leds-lp55xx-common.c +++ b/drivers/leds/leds-lp55xx-common.c @@ -593,6 +593,9 @@ int lp55xx_of_populate_pdata(struct device *dev, struct device_node *np) of_property_read_string(np, "label", &pdata->label); of_property_read_u8(np, "clock-mode", &pdata->clock_mode); + /* LP8501 specific */ + of_property_read_u8(np, "pwr-sel", (u8 *)&pdata->pwr_sel); + dev->platform_data = pdata; return 0; diff --git a/drivers/leds/leds-lp55xx-common.h b/drivers/leds/leds-lp55xx-common.h index dbbf86df0f1..cceab483edd 100644 --- a/drivers/leds/leds-lp55xx-common.h +++ b/drivers/leds/leds-lp55xx-common.h @@ -20,8 +20,62 @@ enum lp55xx_engine_index { LP55XX_ENGINE_1, LP55XX_ENGINE_2, LP55XX_ENGINE_3, + LP55XX_ENGINE_MAX = LP55XX_ENGINE_3, }; +enum lp55xx_engine_mode { + LP55XX_ENGINE_DISABLED, + LP55XX_ENGINE_LOAD, + LP55XX_ENGINE_RUN, +}; + +#define LP55XX_DEV_ATTR_RW(name, show, store) \ + DEVICE_ATTR(name, S_IRUGO | S_IWUSR, show, store) +#define LP55XX_DEV_ATTR_RO(name, show) \ + DEVICE_ATTR(name, S_IRUGO, show, NULL) +#define LP55XX_DEV_ATTR_WO(name, store) \ + DEVICE_ATTR(name, S_IWUSR, NULL, store) + +#define show_mode(nr) \ +static ssize_t show_engine##nr##_mode(struct device *dev, \ + struct device_attribute *attr, \ + char *buf) \ +{ \ + return show_engine_mode(dev, attr, buf, nr); \ +} + +#define store_mode(nr) \ +static ssize_t store_engine##nr##_mode(struct device *dev, \ + struct device_attribute *attr, \ + const char *buf, size_t len) \ +{ \ + return store_engine_mode(dev, attr, buf, len, nr); \ +} + +#define show_leds(nr) \ +static ssize_t show_engine##nr##_leds(struct device *dev, \ + struct device_attribute *attr, \ + char *buf) \ +{ \ + return show_engine_leds(dev, attr, buf, nr); \ +} + +#define store_leds(nr) \ +static ssize_t store_engine##nr##_leds(struct device *dev, \ + struct device_attribute *attr, \ + const char *buf, size_t len) \ +{ \ + return store_engine_leds(dev, attr, buf, len, nr); \ +} + +#define store_load(nr) \ +static ssize_t store_engine##nr##_load(struct device *dev, \ + struct device_attribute *attr, \ + const char *buf, size_t len) \ +{ \ + return store_engine_load(dev, attr, buf, len, nr); \ +} + struct lp55xx_led; struct lp55xx_chip; @@ -72,6 +126,16 @@ struct lp55xx_device_config { }; /* + * struct lp55xx_engine + * @mode : Engine mode + * @led_mux : Mux bits for LED selection. Only used in LP5523 + */ +struct lp55xx_engine { + enum lp55xx_engine_mode mode; + u16 led_mux; +}; + +/* * struct lp55xx_chip * @cl : I2C communication for access registers * @pdata : Platform specific data @@ -79,6 +143,7 @@ struct lp55xx_device_config { * @num_leds : Number of registered LEDs * @cfg : Device specific configuration data * @engine_idx : Selected engine number + * @engines : Engine structure for the device attribute R/W interface * @fw : Firmware data for running a LED pattern */ struct lp55xx_chip { @@ -89,6 +154,7 @@ struct lp55xx_chip { int num_leds; struct lp55xx_device_config *cfg; enum lp55xx_engine_index engine_idx; + struct lp55xx_engine engines[LP55XX_ENGINE_MAX]; const struct firmware *fw; }; diff --git a/drivers/leds/leds-lp8501.c b/drivers/leds/leds-lp8501.c new file mode 100644 index 00000000000..8d55a780ca4 --- /dev/null +++ b/drivers/leds/leds-lp8501.c @@ -0,0 +1,410 @@ +/* + * TI LP8501 9 channel LED Driver + * + * Copyright (C) 2013 Texas Instruments + * + * Author: Milo(Woogyom) Kim <milo.kim@ti.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * version 2 as published by the Free Software Foundation. + * + */ + +#include <linux/delay.h> +#include <linux/firmware.h> +#include <linux/i2c.h> +#include <linux/init.h> +#include <linux/leds.h> +#include <linux/module.h> +#include <linux/mutex.h> +#include <linux/platform_data/leds-lp55xx.h> +#include <linux/slab.h> + +#include "leds-lp55xx-common.h" + +#define LP8501_PROGRAM_LENGTH 32 +#define LP8501_MAX_LEDS 9 + +/* Registers */ +#define LP8501_REG_ENABLE 0x00 +#define LP8501_ENABLE BIT(6) +#define LP8501_EXEC_M 0x3F +#define LP8501_EXEC_ENG1_M 0x30 +#define LP8501_EXEC_ENG2_M 0x0C +#define LP8501_EXEC_ENG3_M 0x03 +#define LP8501_RUN_ENG1 0x20 +#define LP8501_RUN_ENG2 0x08 +#define LP8501_RUN_ENG3 0x02 + +#define LP8501_REG_OP_MODE 0x01 +#define LP8501_MODE_ENG1_M 0x30 +#define LP8501_MODE_ENG2_M 0x0C +#define LP8501_MODE_ENG3_M 0x03 +#define LP8501_LOAD_ENG1 0x10 +#define LP8501_LOAD_ENG2 0x04 +#define LP8501_LOAD_ENG3 0x01 + +#define LP8501_REG_PWR_CONFIG 0x05 +#define LP8501_PWR_CONFIG_M 0x03 + +#define LP8501_REG_LED_PWM_BASE 0x16 + +#define LP8501_REG_LED_CURRENT_BASE 0x26 + +#define LP8501_REG_CONFIG 0x36 +#define LP8501_PWM_PSAVE BIT(7) +#define LP8501_AUTO_INC BIT(6) +#define LP8501_PWR_SAVE BIT(5) +#define LP8501_CP_AUTO 0x18 +#define LP8501_INT_CLK BIT(0) +#define LP8501_DEFAULT_CFG \ + (LP8501_PWM_PSAVE | LP8501_AUTO_INC | LP8501_PWR_SAVE | LP8501_CP_AUTO) + +#define LP8501_REG_RESET 0x3D +#define LP8501_RESET 0xFF + +#define LP8501_REG_PROG_PAGE_SEL 0x4F +#define LP8501_PAGE_ENG1 0 +#define LP8501_PAGE_ENG2 1 +#define LP8501_PAGE_ENG3 2 + +#define LP8501_REG_PROG_MEM 0x50 + +#define LP8501_ENG1_IS_LOADING(mode) \ + ((mode & LP8501_MODE_ENG1_M) == LP8501_LOAD_ENG1) +#define LP8501_ENG2_IS_LOADING(mode) \ + ((mode & LP8501_MODE_ENG2_M) == LP8501_LOAD_ENG2) +#define LP8501_ENG3_IS_LOADING(mode) \ + ((mode & LP8501_MODE_ENG3_M) == LP8501_LOAD_ENG3) + +static inline void lp8501_wait_opmode_done(void) +{ + usleep_range(1000, 2000); +} + +static void lp8501_set_led_current(struct lp55xx_led *led, u8 led_current) +{ + led->led_current = led_current; + lp55xx_write(led->chip, LP8501_REG_LED_CURRENT_BASE + led->chan_nr, + led_current); +} + +static int lp8501_post_init_device(struct lp55xx_chip *chip) +{ + int ret; + u8 val = LP8501_DEFAULT_CFG; + + ret = lp55xx_write(chip, LP8501_REG_ENABLE, LP8501_ENABLE); + if (ret) + return ret; + + /* Chip startup time is 500 us, 1 - 2 ms gives some margin */ + usleep_range(1000, 2000); + + if (chip->pdata->clock_mode != LP55XX_CLOCK_EXT) + val |= LP8501_INT_CLK; + + ret = lp55xx_write(chip, LP8501_REG_CONFIG, val); + if (ret) + return ret; + + /* Power selection for each output */ + return lp55xx_update_bits(chip, LP8501_REG_PWR_CONFIG, + LP8501_PWR_CONFIG_M, chip->pdata->pwr_sel); +} + +static void lp8501_load_engine(struct lp55xx_chip *chip) +{ + enum lp55xx_engine_index idx = chip->engine_idx; + u8 mask[] = { + [LP55XX_ENGINE_1] = LP8501_MODE_ENG1_M, + [LP55XX_ENGINE_2] = LP8501_MODE_ENG2_M, + [LP55XX_ENGINE_3] = LP8501_MODE_ENG3_M, + }; + + u8 val[] = { + [LP55XX_ENGINE_1] = LP8501_LOAD_ENG1, + [LP55XX_ENGINE_2] = LP8501_LOAD_ENG2, + [LP55XX_ENGINE_3] = LP8501_LOAD_ENG3, + }; + + u8 page_sel[] = { + [LP55XX_ENGINE_1] = LP8501_PAGE_ENG1, + [LP55XX_ENGINE_2] = LP8501_PAGE_ENG2, + [LP55XX_ENGINE_3] = LP8501_PAGE_ENG3, + }; + + lp55xx_update_bits(chip, LP8501_REG_OP_MODE, mask[idx], val[idx]); + + lp8501_wait_opmode_done(); + + lp55xx_write(chip, LP8501_REG_PROG_PAGE_SEL, page_sel[idx]); +} + +static void lp8501_stop_engine(struct lp55xx_chip *chip) +{ + lp55xx_write(chip, LP8501_REG_OP_MODE, 0); + lp8501_wait_opmode_done(); +} + +static void lp8501_turn_off_channels(struct lp55xx_chip *chip) +{ + int i; + + for (i = 0; i < LP8501_MAX_LEDS; i++) + lp55xx_write(chip, LP8501_REG_LED_PWM_BASE + i, 0); +} + +static void lp8501_run_engine(struct lp55xx_chip *chip, bool start) +{ + int ret; + u8 mode; + u8 exec; + + /* stop engine */ + if (!start) { + lp8501_stop_engine(chip); + lp8501_turn_off_channels(chip); + return; + } + + /* + * To run the engine, + * operation mode and enable register should updated at the same time + */ + + ret = lp55xx_read(chip, LP8501_REG_OP_MODE, &mode); + if (ret) + return; + + ret = lp55xx_read(chip, LP8501_REG_ENABLE, &exec); + if (ret) + return; + + /* change operation mode to RUN only when each engine is loading */ + if (LP8501_ENG1_IS_LOADING(mode)) { + mode = (mode & ~LP8501_MODE_ENG1_M) | LP8501_RUN_ENG1; + exec = (exec & ~LP8501_EXEC_ENG1_M) | LP8501_RUN_ENG1; + } + + if (LP8501_ENG2_IS_LOADING(mode)) { + mode = (mode & ~LP8501_MODE_ENG2_M) | LP8501_RUN_ENG2; + exec = (exec & ~LP8501_EXEC_ENG2_M) | LP8501_RUN_ENG2; + } + + if (LP8501_ENG3_IS_LOADING(mode)) { + mode = (mode & ~LP8501_MODE_ENG3_M) | LP8501_RUN_ENG3; + exec = (exec & ~LP8501_EXEC_ENG3_M) | LP8501_RUN_ENG3; + } + + lp55xx_write(chip, LP8501_REG_OP_MODE, mode); + lp8501_wait_opmode_done(); + + lp55xx_update_bits(chip, LP8501_REG_ENABLE, LP8501_EXEC_M, exec); +} + +static int lp8501_update_program_memory(struct lp55xx_chip *chip, + const u8 *data, size_t size) +{ + u8 pattern[LP8501_PROGRAM_LENGTH] = {0}; + unsigned cmd; + char c[3]; + int update_size; + int nrchars; + int offset = 0; + int ret; + int i; + + /* clear program memory before updating */ + for (i = 0; i < LP8501_PROGRAM_LENGTH; i++) + lp55xx_write(chip, LP8501_REG_PROG_MEM + i, 0); + + i = 0; + while ((offset < size - 1) && (i < LP8501_PROGRAM_LENGTH)) { + /* separate sscanfs because length is working only for %s */ + ret = sscanf(data + offset, "%2s%n ", c, &nrchars); + if (ret != 1) + goto err; + + ret = sscanf(c, "%2x", &cmd); + if (ret != 1) + goto err; + + pattern[i] = (u8)cmd; + offset += nrchars; + i++; + } + + /* Each instruction is 16bit long. Check that length is even */ + if (i % 2) + goto err; + + update_size = i; + for (i = 0; i < update_size; i++) + lp55xx_write(chip, LP8501_REG_PROG_MEM + i, pattern[i]); + + return 0; + +err: + dev_err(&chip->cl->dev, "wrong pattern format\n"); + return -EINVAL; +} + +static void lp8501_firmware_loaded(struct lp55xx_chip *chip) +{ + const struct firmware *fw = chip->fw; + + if (fw->size > LP8501_PROGRAM_LENGTH) { + dev_err(&chip->cl->dev, "firmware data size overflow: %zu\n", + fw->size); + return; + } + + /* + * Program momery sequence + * 1) set engine mode to "LOAD" + * 2) write firmware data into program memory + */ + + lp8501_load_engine(chip); + lp8501_update_program_memory(chip, fw->data, fw->size); +} + +static void lp8501_led_brightness_work(struct work_struct *work) +{ + struct lp55xx_led *led = container_of(work, struct lp55xx_led, + brightness_work); + struct lp55xx_chip *chip = led->chip; + + mutex_lock(&chip->lock); + lp55xx_write(chip, LP8501_REG_LED_PWM_BASE + led->chan_nr, + led->brightness); + mutex_unlock(&chip->lock); +} + +/* Chip specific configurations */ +static struct lp55xx_device_config lp8501_cfg = { + .reset = { + .addr = LP8501_REG_RESET, + .val = LP8501_RESET, + }, + .enable = { + .addr = LP8501_REG_ENABLE, + .val = LP8501_ENABLE, + }, + .max_channel = LP8501_MAX_LEDS, + .post_init_device = lp8501_post_init_device, + .brightness_work_fn = lp8501_led_brightness_work, + .set_led_current = lp8501_set_led_current, + .firmware_cb = lp8501_firmware_loaded, + .run_engine = lp8501_run_engine, +}; + +static int lp8501_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + int ret; + struct lp55xx_chip *chip; + struct lp55xx_led *led; + struct lp55xx_platform_data *pdata; + struct device_node *np = client->dev.of_node; + + if (!dev_get_platdata(&client->dev)) { + if (np) { + ret = lp55xx_of_populate_pdata(&client->dev, np); + if (ret < 0) + return ret; + } else { + dev_err(&client->dev, "no platform data\n"); + return -EINVAL; + } + } + pdata = dev_get_platdata(&client->dev); + + chip = devm_kzalloc(&client->dev, sizeof(*chip), GFP_KERNEL); + if (!chip) + return -ENOMEM; + + led = devm_kzalloc(&client->dev, + sizeof(*led) * pdata->num_channels, GFP_KERNEL); + if (!led) + return -ENOMEM; + + chip->cl = client; + chip->pdata = pdata; + chip->cfg = &lp8501_cfg; + + mutex_init(&chip->lock); + + i2c_set_clientdata(client, led); + + ret = lp55xx_init_device(chip); + if (ret) + goto err_init; + + dev_info(&client->dev, "%s Programmable led chip found\n", id->name); + + ret = lp55xx_register_leds(led, chip); + if (ret) + goto err_register_leds; + + ret = lp55xx_register_sysfs(chip); + if (ret) { + dev_err(&client->dev, "registering sysfs failed\n"); + goto err_register_sysfs; + } + + return 0; + +err_register_sysfs: + lp55xx_unregister_leds(led, chip); +err_register_leds: + lp55xx_deinit_device(chip); +err_init: + return ret; +} + +static int lp8501_remove(struct i2c_client *client) +{ + struct lp55xx_led *led = i2c_get_clientdata(client); + struct lp55xx_chip *chip = led->chip; + + lp8501_stop_engine(chip); + lp55xx_unregister_sysfs(chip); + lp55xx_unregister_leds(led, chip); + lp55xx_deinit_device(chip); + + return 0; +} + +static const struct i2c_device_id lp8501_id[] = { + { "lp8501", 0 }, + { } +}; +MODULE_DEVICE_TABLE(i2c, lp8501_id); + +#ifdef CONFIG_OF +static const struct of_device_id of_lp8501_leds_match[] = { + { .compatible = "ti,lp8501", }, + {}, +}; + +MODULE_DEVICE_TABLE(of, of_lp8501_leds_match); +#endif + +static struct i2c_driver lp8501_driver = { + .driver = { + .name = "lp8501", + .of_match_table = of_match_ptr(of_lp8501_leds_match), + }, + .probe = lp8501_probe, + .remove = lp8501_remove, + .id_table = lp8501_id, +}; + +module_i2c_driver(lp8501_driver); + +MODULE_DESCRIPTION("Texas Instruments LP8501 LED drvier"); +MODULE_AUTHOR("Milo Kim"); +MODULE_LICENSE("GPL"); diff --git a/drivers/leds/leds-lt3593.c b/drivers/leds/leds-lt3593.c index ca48a7d5502..3417e5be7b5 100644 --- a/drivers/leds/leds-lt3593.c +++ b/drivers/leds/leds-lt3593.c @@ -135,7 +135,7 @@ static void delete_lt3593_led(struct lt3593_led_data *led) static int lt3593_led_probe(struct platform_device *pdev) { - struct gpio_led_platform_data *pdata = pdev->dev.platform_data; + struct gpio_led_platform_data *pdata = dev_get_platdata(&pdev->dev); struct lt3593_led_data *leds_data; int i, ret = 0; @@ -169,7 +169,7 @@ err: static int lt3593_led_remove(struct platform_device *pdev) { int i; - struct gpio_led_platform_data *pdata = pdev->dev.platform_data; + struct gpio_led_platform_data *pdata = dev_get_platdata(&pdev->dev); struct lt3593_led_data *leds_data; leds_data = platform_get_drvdata(pdev); diff --git a/drivers/leds/leds-netxbig.c b/drivers/leds/leds-netxbig.c index c61c5ebcc08..2f9f141084b 100644 --- a/drivers/leds/leds-netxbig.c +++ b/drivers/leds/leds-netxbig.c @@ -306,7 +306,7 @@ create_netxbig_led(struct platform_device *pdev, struct netxbig_led_data *led_dat, const struct netxbig_led *template) { - struct netxbig_led_platform_data *pdata = pdev->dev.platform_data; + struct netxbig_led_platform_data *pdata = dev_get_platdata(&pdev->dev); int ret; spin_lock_init(&led_dat->lock); @@ -354,7 +354,7 @@ create_netxbig_led(struct platform_device *pdev, static int netxbig_led_probe(struct platform_device *pdev) { - struct netxbig_led_platform_data *pdata = pdev->dev.platform_data; + struct netxbig_led_platform_data *pdata = dev_get_platdata(&pdev->dev); struct netxbig_led_data *leds_data; int i; int ret; @@ -391,7 +391,7 @@ err_free_leds: static int netxbig_led_remove(struct platform_device *pdev) { - struct netxbig_led_platform_data *pdata = pdev->dev.platform_data; + struct netxbig_led_platform_data *pdata = dev_get_platdata(&pdev->dev); struct netxbig_led_data *leds_data; int i; diff --git a/drivers/leds/leds-ns2.c b/drivers/leds/leds-ns2.c index e7df9875c40..141f13438e8 100644 --- a/drivers/leds/leds-ns2.c +++ b/drivers/leds/leds-ns2.c @@ -321,7 +321,7 @@ static inline int sizeof_ns2_led_priv(int num_leds) static int ns2_led_probe(struct platform_device *pdev) { - struct ns2_led_platform_data *pdata = pdev->dev.platform_data; + struct ns2_led_platform_data *pdata = dev_get_platdata(&pdev->dev); struct ns2_led_priv *priv; int i; int ret; diff --git a/drivers/leds/leds-pca9532.c b/drivers/leds/leds-pca9532.c index 0c597bdd23f..4a0e786b783 100644 --- a/drivers/leds/leds-pca9532.c +++ b/drivers/leds/leds-pca9532.c @@ -446,7 +446,8 @@ static int pca9532_probe(struct i2c_client *client, const struct i2c_device_id *id) { struct pca9532_data *data = i2c_get_clientdata(client); - struct pca9532_platform_data *pca9532_pdata = client->dev.platform_data; + struct pca9532_platform_data *pca9532_pdata = + dev_get_platdata(&client->dev); if (!pca9532_pdata) return -EIO; diff --git a/drivers/leds/leds-pca955x.c b/drivers/leds/leds-pca955x.c index edf485b773c..c3a08b60535 100644 --- a/drivers/leds/leds-pca955x.c +++ b/drivers/leds/leds-pca955x.c @@ -267,7 +267,7 @@ static int pca955x_probe(struct i2c_client *client, chip = &pca955x_chipdefs[id->driver_data]; adapter = to_i2c_adapter(client->dev.parent); - pdata = client->dev.platform_data; + pdata = dev_get_platdata(&client->dev); /* Make sure the slave address / chip type combo given is possible */ if ((client->addr & ~((1 << chip->slv_addr_shift) - 1)) != diff --git a/drivers/leds/leds-pca9633.c b/drivers/leds/leds-pca9633.c deleted file mode 100644 index 9aae5679ffb..00000000000 --- a/drivers/leds/leds-pca9633.c +++ /dev/null @@ -1,194 +0,0 @@ -/* - * Copyright 2011 bct electronic GmbH - * - * Author: Peter Meerwald <p.meerwald@bct-electronic.com> - * - * Based on leds-pca955x.c - * - * This file is subject to the terms and conditions of version 2 of - * the GNU General Public License. See the file COPYING in the main - * directory of this archive for more details. - * - * LED driver for the PCA9633 I2C LED driver (7-bit slave address 0x62) - * - */ - -#include <linux/module.h> -#include <linux/delay.h> -#include <linux/string.h> -#include <linux/ctype.h> -#include <linux/leds.h> -#include <linux/err.h> -#include <linux/i2c.h> -#include <linux/workqueue.h> -#include <linux/slab.h> -#include <linux/platform_data/leds-pca9633.h> - -/* LED select registers determine the source that drives LED outputs */ -#define PCA9633_LED_OFF 0x0 /* LED driver off */ -#define PCA9633_LED_ON 0x1 /* LED driver on */ -#define PCA9633_LED_PWM 0x2 /* Controlled through PWM */ -#define PCA9633_LED_GRP_PWM 0x3 /* Controlled through PWM/GRPPWM */ - -#define PCA9633_MODE1 0x00 -#define PCA9633_MODE2 0x01 -#define PCA9633_PWM_BASE 0x02 -#define PCA9633_LEDOUT 0x08 - -static const struct i2c_device_id pca9633_id[] = { - { "pca9633", 0 }, - { } -}; -MODULE_DEVICE_TABLE(i2c, pca9633_id); - -struct pca9633_led { - struct i2c_client *client; - struct work_struct work; - enum led_brightness brightness; - struct led_classdev led_cdev; - int led_num; /* 0 .. 3 potentially */ - char name[32]; -}; - -static void pca9633_led_work(struct work_struct *work) -{ - struct pca9633_led *pca9633 = container_of(work, - struct pca9633_led, work); - u8 ledout = i2c_smbus_read_byte_data(pca9633->client, PCA9633_LEDOUT); - int shift = 2 * pca9633->led_num; - u8 mask = 0x3 << shift; - - switch (pca9633->brightness) { - case LED_FULL: - i2c_smbus_write_byte_data(pca9633->client, PCA9633_LEDOUT, - (ledout & ~mask) | (PCA9633_LED_ON << shift)); - break; - case LED_OFF: - i2c_smbus_write_byte_data(pca9633->client, PCA9633_LEDOUT, - ledout & ~mask); - break; - default: - i2c_smbus_write_byte_data(pca9633->client, - PCA9633_PWM_BASE + pca9633->led_num, - pca9633->brightness); - i2c_smbus_write_byte_data(pca9633->client, PCA9633_LEDOUT, - (ledout & ~mask) | (PCA9633_LED_PWM << shift)); - break; - } -} - -static void pca9633_led_set(struct led_classdev *led_cdev, - enum led_brightness value) -{ - struct pca9633_led *pca9633; - - pca9633 = container_of(led_cdev, struct pca9633_led, led_cdev); - - pca9633->brightness = value; - - /* - * Must use workqueue for the actual I/O since I2C operations - * can sleep. - */ - schedule_work(&pca9633->work); -} - -static int pca9633_probe(struct i2c_client *client, - const struct i2c_device_id *id) -{ - struct pca9633_led *pca9633; - struct pca9633_platform_data *pdata; - int i, err; - - pdata = client->dev.platform_data; - - if (pdata) { - if (pdata->leds.num_leds <= 0 || pdata->leds.num_leds > 4) { - dev_err(&client->dev, "board info must claim at most 4 LEDs"); - return -EINVAL; - } - } - - pca9633 = devm_kzalloc(&client->dev, 4 * sizeof(*pca9633), GFP_KERNEL); - if (!pca9633) - return -ENOMEM; - - i2c_set_clientdata(client, pca9633); - - for (i = 0; i < 4; i++) { - pca9633[i].client = client; - pca9633[i].led_num = i; - - /* Platform data can specify LED names and default triggers */ - if (pdata && i < pdata->leds.num_leds) { - if (pdata->leds.leds[i].name) - snprintf(pca9633[i].name, - sizeof(pca9633[i].name), "pca9633:%s", - pdata->leds.leds[i].name); - if (pdata->leds.leds[i].default_trigger) - pca9633[i].led_cdev.default_trigger = - pdata->leds.leds[i].default_trigger; - } else { - snprintf(pca9633[i].name, sizeof(pca9633[i].name), - "pca9633:%d", i); - } - - pca9633[i].led_cdev.name = pca9633[i].name; - pca9633[i].led_cdev.brightness_set = pca9633_led_set; - - INIT_WORK(&pca9633[i].work, pca9633_led_work); - - err = led_classdev_register(&client->dev, &pca9633[i].led_cdev); - if (err < 0) - goto exit; - } - - /* Disable LED all-call address and set normal mode */ - i2c_smbus_write_byte_data(client, PCA9633_MODE1, 0x00); - - /* Configure output: open-drain or totem pole (push-pull) */ - if (pdata && pdata->outdrv == PCA9633_OPEN_DRAIN) - i2c_smbus_write_byte_data(client, PCA9633_MODE2, 0x01); - - /* Turn off LEDs */ - i2c_smbus_write_byte_data(client, PCA9633_LEDOUT, 0x00); - - return 0; - -exit: - while (i--) { - led_classdev_unregister(&pca9633[i].led_cdev); - cancel_work_sync(&pca9633[i].work); - } - - return err; -} - -static int pca9633_remove(struct i2c_client *client) -{ - struct pca9633_led *pca9633 = i2c_get_clientdata(client); - int i; - - for (i = 0; i < 4; i++) { - led_classdev_unregister(&pca9633[i].led_cdev); - cancel_work_sync(&pca9633[i].work); - } - - return 0; -} - -static struct i2c_driver pca9633_driver = { - .driver = { - .name = "leds-pca9633", - .owner = THIS_MODULE, - }, - .probe = pca9633_probe, - .remove = pca9633_remove, - .id_table = pca9633_id, -}; - -module_i2c_driver(pca9633_driver); - -MODULE_AUTHOR("Peter Meerwald <p.meerwald@bct-electronic.com>"); -MODULE_DESCRIPTION("PCA9633 LED driver"); -MODULE_LICENSE("GPL v2"); diff --git a/drivers/leds/leds-pca963x.c b/drivers/leds/leds-pca963x.c new file mode 100644 index 00000000000..82589c0a568 --- /dev/null +++ b/drivers/leds/leds-pca963x.c @@ -0,0 +1,461 @@ +/* + * Copyright 2011 bct electronic GmbH + * Copyright 2013 Qtechnology/AS + * + * Author: Peter Meerwald <p.meerwald@bct-electronic.com> + * Author: Ricardo Ribalda <ricardo.ribalda@gmail.com> + * + * Based on leds-pca955x.c + * + * This file is subject to the terms and conditions of version 2 of + * the GNU General Public License. See the file COPYING in the main + * directory of this archive for more details. + * + * LED driver for the PCA9633 I2C LED driver (7-bit slave address 0x62) + * LED driver for the PCA9634 I2C LED driver (7-bit slave address set by hw.) + * + * Note that hardware blinking violates the leds infrastructure driver + * interface since the hardware only supports blinking all LEDs with the + * same delay_on/delay_off rates. That is, only the LEDs that are set to + * blink will actually blink but all LEDs that are set to blink will blink + * in identical fashion. The delay_on/delay_off values of the last LED + * that is set to blink will be used for all of the blinking LEDs. + * Hardware blinking is disabled by default but can be enabled by setting + * the 'blink_type' member in the platform_data struct to 'PCA963X_HW_BLINK' + * or by adding the 'nxp,hw-blink' property to the DTS. + */ + +#include <linux/module.h> +#include <linux/delay.h> +#include <linux/string.h> +#include <linux/ctype.h> +#include <linux/leds.h> +#include <linux/err.h> +#include <linux/i2c.h> +#include <linux/workqueue.h> +#include <linux/slab.h> +#include <linux/of.h> +#include <linux/platform_data/leds-pca963x.h> + +/* LED select registers determine the source that drives LED outputs */ +#define PCA963X_LED_OFF 0x0 /* LED driver off */ +#define PCA963X_LED_ON 0x1 /* LED driver on */ +#define PCA963X_LED_PWM 0x2 /* Controlled through PWM */ +#define PCA963X_LED_GRP_PWM 0x3 /* Controlled through PWM/GRPPWM */ + +#define PCA963X_MODE2_DMBLNK 0x20 /* Enable blinking */ + +#define PCA963X_MODE1 0x00 +#define PCA963X_MODE2 0x01 +#define PCA963X_PWM_BASE 0x02 + +enum pca963x_type { + pca9633, + pca9634, +}; + +struct pca963x_chipdef { + u8 grppwm; + u8 grpfreq; + u8 ledout_base; + int n_leds; +}; + +static struct pca963x_chipdef pca963x_chipdefs[] = { + [pca9633] = { + .grppwm = 0x6, + .grpfreq = 0x7, + .ledout_base = 0x8, + .n_leds = 4, + }, + [pca9634] = { + .grppwm = 0xa, + .grpfreq = 0xb, + .ledout_base = 0xc, + .n_leds = 8, + }, +}; + +/* Total blink period in milliseconds */ +#define PCA963X_BLINK_PERIOD_MIN 42 +#define PCA963X_BLINK_PERIOD_MAX 10667 + +static const struct i2c_device_id pca963x_id[] = { + { "pca9632", pca9633 }, + { "pca9633", pca9633 }, + { "pca9634", pca9634 }, + { } +}; +MODULE_DEVICE_TABLE(i2c, pca963x_id); + +enum pca963x_cmd { + BRIGHTNESS_SET, + BLINK_SET, +}; + +struct pca963x_led; + +struct pca963x { + struct pca963x_chipdef *chipdef; + struct mutex mutex; + struct i2c_client *client; + struct pca963x_led *leds; +}; + +struct pca963x_led { + struct pca963x *chip; + struct work_struct work; + enum led_brightness brightness; + struct led_classdev led_cdev; + int led_num; /* 0 .. 7 potentially */ + enum pca963x_cmd cmd; + char name[32]; + u8 gdc; + u8 gfrq; +}; + +static void pca963x_brightness_work(struct pca963x_led *pca963x) +{ + u8 ledout_addr = pca963x->chip->chipdef->ledout_base + + (pca963x->led_num / 4); + u8 ledout; + int shift = 2 * (pca963x->led_num % 4); + u8 mask = 0x3 << shift; + + mutex_lock(&pca963x->chip->mutex); + ledout = i2c_smbus_read_byte_data(pca963x->chip->client, ledout_addr); + switch (pca963x->brightness) { + case LED_FULL: + i2c_smbus_write_byte_data(pca963x->chip->client, ledout_addr, + (ledout & ~mask) | (PCA963X_LED_ON << shift)); + break; + case LED_OFF: + i2c_smbus_write_byte_data(pca963x->chip->client, ledout_addr, + ledout & ~mask); + break; + default: + i2c_smbus_write_byte_data(pca963x->chip->client, + PCA963X_PWM_BASE + pca963x->led_num, + pca963x->brightness); + i2c_smbus_write_byte_data(pca963x->chip->client, ledout_addr, + (ledout & ~mask) | (PCA963X_LED_PWM << shift)); + break; + } + mutex_unlock(&pca963x->chip->mutex); +} + +static void pca963x_blink_work(struct pca963x_led *pca963x) +{ + u8 ledout_addr = pca963x->chip->chipdef->ledout_base + + (pca963x->led_num / 4); + u8 ledout; + u8 mode2 = i2c_smbus_read_byte_data(pca963x->chip->client, + PCA963X_MODE2); + int shift = 2 * (pca963x->led_num % 4); + u8 mask = 0x3 << shift; + + i2c_smbus_write_byte_data(pca963x->chip->client, + pca963x->chip->chipdef->grppwm, pca963x->gdc); + + i2c_smbus_write_byte_data(pca963x->chip->client, + pca963x->chip->chipdef->grpfreq, pca963x->gfrq); + + if (!(mode2 & PCA963X_MODE2_DMBLNK)) + i2c_smbus_write_byte_data(pca963x->chip->client, PCA963X_MODE2, + mode2 | PCA963X_MODE2_DMBLNK); + + mutex_lock(&pca963x->chip->mutex); + ledout = i2c_smbus_read_byte_data(pca963x->chip->client, ledout_addr); + if ((ledout & mask) != (PCA963X_LED_GRP_PWM << shift)) + i2c_smbus_write_byte_data(pca963x->chip->client, ledout_addr, + (ledout & ~mask) | (PCA963X_LED_GRP_PWM << shift)); + mutex_unlock(&pca963x->chip->mutex); +} + +static void pca963x_work(struct work_struct *work) +{ + struct pca963x_led *pca963x = container_of(work, + struct pca963x_led, work); + + switch (pca963x->cmd) { + case BRIGHTNESS_SET: + pca963x_brightness_work(pca963x); + break; + case BLINK_SET: + pca963x_blink_work(pca963x); + break; + } +} + +static void pca963x_led_set(struct led_classdev *led_cdev, + enum led_brightness value) +{ + struct pca963x_led *pca963x; + + pca963x = container_of(led_cdev, struct pca963x_led, led_cdev); + + pca963x->cmd = BRIGHTNESS_SET; + pca963x->brightness = value; + + /* + * Must use workqueue for the actual I/O since I2C operations + * can sleep. + */ + schedule_work(&pca963x->work); +} + +static int pca963x_blink_set(struct led_classdev *led_cdev, + unsigned long *delay_on, unsigned long *delay_off) +{ + struct pca963x_led *pca963x; + unsigned long time_on, time_off, period; + u8 gdc, gfrq; + + pca963x = container_of(led_cdev, struct pca963x_led, led_cdev); + + time_on = *delay_on; + time_off = *delay_off; + + /* If both zero, pick reasonable defaults of 500ms each */ + if (!time_on && !time_off) { + time_on = 500; + time_off = 500; + } + + period = time_on + time_off; + + /* If period not supported by hardware, default to someting sane. */ + if ((period < PCA963X_BLINK_PERIOD_MIN) || + (period > PCA963X_BLINK_PERIOD_MAX)) { + time_on = 500; + time_off = 500; + period = time_on + time_off; + } + + /* + * From manual: duty cycle = (GDC / 256) -> + * (time_on / period) = (GDC / 256) -> + * GDC = ((time_on * 256) / period) + */ + gdc = (time_on * 256) / period; + + /* + * From manual: period = ((GFRQ + 1) / 24) in seconds. + * So, period (in ms) = (((GFRQ + 1) / 24) * 1000) -> + * GFRQ = ((period * 24 / 1000) - 1) + */ + gfrq = (period * 24 / 1000) - 1; + + pca963x->cmd = BLINK_SET; + pca963x->gdc = gdc; + pca963x->gfrq = gfrq; + + /* + * Must use workqueue for the actual I/O since I2C operations + * can sleep. + */ + schedule_work(&pca963x->work); + + *delay_on = time_on; + *delay_off = time_off; + + return 0; +} + +#if IS_ENABLED(CONFIG_OF) +static struct pca963x_platform_data * +pca963x_dt_init(struct i2c_client *client, struct pca963x_chipdef *chip) +{ + struct device_node *np = client->dev.of_node, *child; + struct pca963x_platform_data *pdata; + struct led_info *pca963x_leds; + int count; + + count = of_get_child_count(np); + if (!count || count > chip->n_leds) + return ERR_PTR(-ENODEV); + + pca963x_leds = devm_kzalloc(&client->dev, + sizeof(struct led_info) * chip->n_leds, GFP_KERNEL); + if (!pca963x_leds) + return ERR_PTR(-ENOMEM); + + for_each_child_of_node(np, child) { + struct led_info led; + u32 reg; + int res; + + res = of_property_read_u32(child, "reg", ®); + if ((res != 0) || (reg >= chip->n_leds)) + continue; + led.name = + of_get_property(child, "label", NULL) ? : child->name; + led.default_trigger = + of_get_property(child, "linux,default-trigger", NULL); + pca963x_leds[reg] = led; + } + pdata = devm_kzalloc(&client->dev, + sizeof(struct pca963x_platform_data), GFP_KERNEL); + if (!pdata) + return ERR_PTR(-ENOMEM); + + pdata->leds.leds = pca963x_leds; + pdata->leds.num_leds = chip->n_leds; + + /* default to open-drain unless totem pole (push-pull) is specified */ + if (of_property_read_bool(np, "nxp,totem-pole")) + pdata->outdrv = PCA963X_TOTEM_POLE; + else + pdata->outdrv = PCA963X_OPEN_DRAIN; + + /* default to software blinking unless hardware blinking is specified */ + if (of_property_read_bool(np, "nxp,hw-blink")) + pdata->blink_type = PCA963X_HW_BLINK; + else + pdata->blink_type = PCA963X_SW_BLINK; + + return pdata; +} + +static const struct of_device_id of_pca963x_match[] = { + { .compatible = "nxp,pca9632", }, + { .compatible = "nxp,pca9633", }, + { .compatible = "nxp,pca9634", }, + {}, +}; +#else +static struct pca963x_platform_data * +pca963x_dt_init(struct i2c_client *client, struct pca963x_chipdef *chip) +{ + return ERR_PTR(-ENODEV); +} +#endif + +static int pca963x_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + struct pca963x *pca963x_chip; + struct pca963x_led *pca963x; + struct pca963x_platform_data *pdata; + struct pca963x_chipdef *chip; + int i, err; + + chip = &pca963x_chipdefs[id->driver_data]; + pdata = dev_get_platdata(&client->dev); + + if (!pdata) { + pdata = pca963x_dt_init(client, chip); + if (IS_ERR(pdata)) { + dev_warn(&client->dev, "could not parse configuration\n"); + pdata = NULL; + } + } + + if (pdata && (pdata->leds.num_leds < 1 || + pdata->leds.num_leds > chip->n_leds)) { + dev_err(&client->dev, "board info must claim 1-%d LEDs", + chip->n_leds); + return -EINVAL; + } + + pca963x_chip = devm_kzalloc(&client->dev, sizeof(*pca963x_chip), + GFP_KERNEL); + if (!pca963x_chip) + return -ENOMEM; + pca963x = devm_kzalloc(&client->dev, chip->n_leds * sizeof(*pca963x), + GFP_KERNEL); + if (!pca963x) + return -ENOMEM; + + i2c_set_clientdata(client, pca963x_chip); + + mutex_init(&pca963x_chip->mutex); + pca963x_chip->chipdef = chip; + pca963x_chip->client = client; + pca963x_chip->leds = pca963x; + + /* Turn off LEDs by default*/ + i2c_smbus_write_byte_data(client, chip->ledout_base, 0x00); + if (chip->n_leds > 4) + i2c_smbus_write_byte_data(client, chip->ledout_base + 1, 0x00); + + for (i = 0; i < chip->n_leds; i++) { + pca963x[i].led_num = i; + pca963x[i].chip = pca963x_chip; + + /* Platform data can specify LED names and default triggers */ + if (pdata && i < pdata->leds.num_leds) { + if (pdata->leds.leds[i].name) + snprintf(pca963x[i].name, + sizeof(pca963x[i].name), "pca963x:%s", + pdata->leds.leds[i].name); + if (pdata->leds.leds[i].default_trigger) + pca963x[i].led_cdev.default_trigger = + pdata->leds.leds[i].default_trigger; + } + if (!pdata || i >= pdata->leds.num_leds || + !pdata->leds.leds[i].name) + snprintf(pca963x[i].name, sizeof(pca963x[i].name), + "pca963x:%d:%.2x:%d", client->adapter->nr, + client->addr, i); + + pca963x[i].led_cdev.name = pca963x[i].name; + pca963x[i].led_cdev.brightness_set = pca963x_led_set; + + if (pdata && pdata->blink_type == PCA963X_HW_BLINK) + pca963x[i].led_cdev.blink_set = pca963x_blink_set; + + INIT_WORK(&pca963x[i].work, pca963x_work); + + err = led_classdev_register(&client->dev, &pca963x[i].led_cdev); + if (err < 0) + goto exit; + } + + /* Disable LED all-call address and set normal mode */ + i2c_smbus_write_byte_data(client, PCA963X_MODE1, 0x00); + + /* Configure output: open-drain or totem pole (push-pull) */ + if (pdata && pdata->outdrv == PCA963X_OPEN_DRAIN) + i2c_smbus_write_byte_data(client, PCA963X_MODE2, 0x01); + + return 0; + +exit: + while (i--) { + led_classdev_unregister(&pca963x[i].led_cdev); + cancel_work_sync(&pca963x[i].work); + } + + return err; +} + +static int pca963x_remove(struct i2c_client *client) +{ + struct pca963x *pca963x = i2c_get_clientdata(client); + int i; + + for (i = 0; i < pca963x->chipdef->n_leds; i++) { + led_classdev_unregister(&pca963x->leds[i].led_cdev); + cancel_work_sync(&pca963x->leds[i].work); + } + + return 0; +} + +static struct i2c_driver pca963x_driver = { + .driver = { + .name = "leds-pca963x", + .owner = THIS_MODULE, + .of_match_table = of_match_ptr(of_pca963x_match), + }, + .probe = pca963x_probe, + .remove = pca963x_remove, + .id_table = pca963x_id, +}; + +module_i2c_driver(pca963x_driver); + +MODULE_AUTHOR("Peter Meerwald <p.meerwald@bct-electronic.com>"); +MODULE_DESCRIPTION("PCA963X LED driver"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/leds/leds-pwm.c b/drivers/leds/leds-pwm.c index faf52c005e8..bb6f9489854 100644 --- a/drivers/leds/leds-pwm.c +++ b/drivers/leds/leds-pwm.c @@ -147,7 +147,7 @@ err: static int led_pwm_probe(struct platform_device *pdev) { - struct led_pwm_platform_data *pdata = pdev->dev.platform_data; + struct led_pwm_platform_data *pdata = dev_get_platdata(&pdev->dev); struct led_pwm_priv *priv; int i, ret = 0; diff --git a/drivers/leds/leds-regulator.c b/drivers/leds/leds-regulator.c index 4253a9b03db..358430db6e6 100644 --- a/drivers/leds/leds-regulator.c +++ b/drivers/leds/leds-regulator.c @@ -142,7 +142,8 @@ static void regulator_led_brightness_set(struct led_classdev *led_cdev, static int regulator_led_probe(struct platform_device *pdev) { - struct led_regulator_platform_data *pdata = pdev->dev.platform_data; + struct led_regulator_platform_data *pdata = + dev_get_platdata(&pdev->dev); struct regulator_led *led; struct regulator *vcc; int ret = 0; diff --git a/drivers/leds/leds-s3c24xx.c b/drivers/leds/leds-s3c24xx.c index e1a0df63a37..76483fb5ee4 100644 --- a/drivers/leds/leds-s3c24xx.c +++ b/drivers/leds/leds-s3c24xx.c @@ -71,7 +71,7 @@ static int s3c24xx_led_remove(struct platform_device *dev) static int s3c24xx_led_probe(struct platform_device *dev) { - struct s3c24xx_led_platdata *pdata = dev->dev.platform_data; + struct s3c24xx_led_platdata *pdata = dev_get_platdata(&dev->dev); struct s3c24xx_gpio_led *led; int ret; diff --git a/drivers/leds/leds-ss4200.c b/drivers/leds/leds-ss4200.c index 64e204e714f..5b8f938a8d7 100644 --- a/drivers/leds/leds-ss4200.c +++ b/drivers/leds/leds-ss4200.c @@ -91,7 +91,7 @@ MODULE_PARM_DESC(nodetect, "Skip DMI-based hardware detection"); * detected as working, but in reality it is not) as low as * possible. */ -static struct dmi_system_id __initdata nas_led_whitelist[] = { +static struct dmi_system_id nas_led_whitelist[] __initdata = { { .callback = ss4200_led_dmi_callback, .ident = "Intel SS4200-E", @@ -197,7 +197,7 @@ static void nasgpio_led_set_attr(struct led_classdev *led_cdev, spin_unlock(&nasgpio_gpio_lock); } -u32 nasgpio_led_get_attr(struct led_classdev *led_cdev, u32 port) +static u32 nasgpio_led_get_attr(struct led_classdev *led_cdev, u32 port) { struct nasgpio_led *led = led_classdev_to_nasgpio_led(led_cdev); u32 gpio_in; diff --git a/drivers/leds/leds-tca6507.c b/drivers/leds/leds-tca6507.c index 98fe021ba27..8cc304f3672 100644 --- a/drivers/leds/leds-tca6507.c +++ b/drivers/leds/leds-tca6507.c @@ -737,7 +737,7 @@ static int tca6507_probe(struct i2c_client *client, int i = 0; adapter = to_i2c_adapter(client->dev.parent); - pdata = client->dev.platform_data; + pdata = dev_get_platdata(&client->dev); if (!i2c_check_functionality(adapter, I2C_FUNC_I2C)) return -EIO; diff --git a/drivers/leds/leds-wm831x-status.c b/drivers/leds/leds-wm831x-status.c index 120815a4270..0a1a13f3a6a 100644 --- a/drivers/leds/leds-wm831x-status.c +++ b/drivers/leds/leds-wm831x-status.c @@ -230,9 +230,9 @@ static int wm831x_status_probe(struct platform_device *pdev) int id = pdev->id % ARRAY_SIZE(chip_pdata->status); int ret; - res = platform_get_resource(pdev, IORESOURCE_IO, 0); + res = platform_get_resource(pdev, IORESOURCE_REG, 0); if (res == NULL) { - dev_err(&pdev->dev, "No I/O resource\n"); + dev_err(&pdev->dev, "No register resource\n"); ret = -EINVAL; goto err; } @@ -246,8 +246,8 @@ static int wm831x_status_probe(struct platform_device *pdev) drvdata->wm831x = wm831x; drvdata->reg = res->start; - if (wm831x->dev->platform_data) - chip_pdata = wm831x->dev->platform_data; + if (dev_get_platdata(wm831x->dev)) + chip_pdata = dev_get_platdata(wm831x->dev); else chip_pdata = NULL; diff --git a/drivers/leds/leds-wm8350.c b/drivers/leds/leds-wm8350.c index 8a181d56602..3f75fd22fd4 100644 --- a/drivers/leds/leds-wm8350.c +++ b/drivers/leds/leds-wm8350.c @@ -203,7 +203,7 @@ static int wm8350_led_probe(struct platform_device *pdev) { struct regulator *isink, *dcdc; struct wm8350_led *led; - struct wm8350_led_platform_data *pdata = pdev->dev.platform_data; + struct wm8350_led_platform_data *pdata = dev_get_platdata(&pdev->dev); int i; if (pdata == NULL) { diff --git a/drivers/leds/trigger/ledtrig-backlight.c b/drivers/leds/trigger/ledtrig-backlight.c index 3c9c88a07eb..47e55aa9eef 100644 --- a/drivers/leds/trigger/ledtrig-backlight.c +++ b/drivers/leds/trigger/ledtrig-backlight.c @@ -36,26 +36,28 @@ static int fb_notifier_callback(struct notifier_block *p, struct bl_trig_notifier, notifier); struct led_classdev *led = n->led; struct fb_event *fb_event = data; - int *blank = fb_event->data; - int new_status = *blank ? BLANK : UNBLANK; + int *blank; + int new_status; - switch (event) { - case FB_EVENT_BLANK: - if (new_status == n->old_status) - break; + /* If we aren't interested in this event, skip it immediately ... */ + if (event != FB_EVENT_BLANK) + return 0; - if ((n->old_status == UNBLANK) ^ n->invert) { - n->brightness = led->brightness; - __led_set_brightness(led, LED_OFF); - } else { - __led_set_brightness(led, n->brightness); - } + blank = fb_event->data; + new_status = *blank ? BLANK : UNBLANK; - n->old_status = new_status; + if (new_status == n->old_status) + return 0; - break; + if ((n->old_status == UNBLANK) ^ n->invert) { + n->brightness = led->brightness; + __led_set_brightness(led, LED_OFF); + } else { + __led_set_brightness(led, n->brightness); } + n->old_status = new_status; + return 0; } diff --git a/drivers/md/bcache/btree.c b/drivers/md/bcache/btree.c index ee372884c40..f9764e61978 100644 --- a/drivers/md/bcache/btree.c +++ b/drivers/md/bcache/btree.c @@ -597,24 +597,19 @@ static int mca_reap(struct btree *b, struct closure *cl, unsigned min_order) return 0; } -static int bch_mca_shrink(struct shrinker *shrink, struct shrink_control *sc) +static unsigned long bch_mca_scan(struct shrinker *shrink, + struct shrink_control *sc) { struct cache_set *c = container_of(shrink, struct cache_set, shrink); struct btree *b, *t; unsigned long i, nr = sc->nr_to_scan; + unsigned long freed = 0; if (c->shrinker_disabled) - return 0; + return SHRINK_STOP; if (c->try_harder) - return 0; - - /* - * If nr == 0, we're supposed to return the number of items we have - * cached. Not allowed to return -1. - */ - if (!nr) - return mca_can_free(c) * c->btree_pages; + return SHRINK_STOP; /* Return -1 if we can't do anything right now */ if (sc->gfp_mask & __GFP_WAIT) @@ -634,14 +629,14 @@ static int bch_mca_shrink(struct shrinker *shrink, struct shrink_control *sc) i = 0; list_for_each_entry_safe(b, t, &c->btree_cache_freeable, list) { - if (!nr) + if (freed >= nr) break; if (++i > 3 && !mca_reap(b, NULL, 0)) { mca_data_free(b); rw_unlock(true, b); - --nr; + freed++; } } @@ -652,7 +647,7 @@ static int bch_mca_shrink(struct shrinker *shrink, struct shrink_control *sc) if (list_empty(&c->btree_cache)) goto out; - for (i = 0; nr && i < c->bucket_cache_used; i++) { + for (i = 0; (nr--) && i < c->bucket_cache_used; i++) { b = list_first_entry(&c->btree_cache, struct btree, list); list_rotate_left(&c->btree_cache); @@ -661,14 +656,27 @@ static int bch_mca_shrink(struct shrinker *shrink, struct shrink_control *sc) mca_bucket_free(b); mca_data_free(b); rw_unlock(true, b); - --nr; + freed++; } else b->accessed = 0; } out: - nr = mca_can_free(c) * c->btree_pages; mutex_unlock(&c->bucket_lock); - return nr; + return freed; +} + +static unsigned long bch_mca_count(struct shrinker *shrink, + struct shrink_control *sc) +{ + struct cache_set *c = container_of(shrink, struct cache_set, shrink); + + if (c->shrinker_disabled) + return 0; + + if (c->try_harder) + return 0; + + return mca_can_free(c) * c->btree_pages; } void bch_btree_cache_free(struct cache_set *c) @@ -737,7 +745,8 @@ int bch_btree_cache_alloc(struct cache_set *c) c->verify_data = NULL; #endif - c->shrink.shrink = bch_mca_shrink; + c->shrink.count_objects = bch_mca_count; + c->shrink.scan_objects = bch_mca_scan; c->shrink.seeks = 4; c->shrink.batch = c->btree_pages * 2; register_shrinker(&c->shrink); diff --git a/drivers/md/bcache/sysfs.c b/drivers/md/bcache/sysfs.c index 12a2c2846f9..4fe6ab2fbe2 100644 --- a/drivers/md/bcache/sysfs.c +++ b/drivers/md/bcache/sysfs.c @@ -556,7 +556,7 @@ STORE(__bch_cache_set) struct shrink_control sc; sc.gfp_mask = GFP_KERNEL; sc.nr_to_scan = strtoul_or_return(buf); - c->shrink.shrink(&c->shrink, &sc); + c->shrink.scan_objects(&c->shrink, &sc); } sysfs_strtoul(congested_read_threshold_us, diff --git a/drivers/md/dm-bufio.c b/drivers/md/dm-bufio.c index 5227e079a6e..173cbb20d10 100644 --- a/drivers/md/dm-bufio.c +++ b/drivers/md/dm-bufio.c @@ -1425,62 +1425,75 @@ static int __cleanup_old_buffer(struct dm_buffer *b, gfp_t gfp, unsigned long max_jiffies) { if (jiffies - b->last_accessed < max_jiffies) - return 1; + return 0; if (!(gfp & __GFP_IO)) { if (test_bit(B_READING, &b->state) || test_bit(B_WRITING, &b->state) || test_bit(B_DIRTY, &b->state)) - return 1; + return 0; } if (b->hold_count) - return 1; + return 0; __make_buffer_clean(b); __unlink_buffer(b); __free_buffer_wake(b); - return 0; + return 1; } -static void __scan(struct dm_bufio_client *c, unsigned long nr_to_scan, - struct shrink_control *sc) +static long __scan(struct dm_bufio_client *c, unsigned long nr_to_scan, + gfp_t gfp_mask) { int l; struct dm_buffer *b, *tmp; + long freed = 0; for (l = 0; l < LIST_SIZE; l++) { - list_for_each_entry_safe_reverse(b, tmp, &c->lru[l], lru_list) - if (!__cleanup_old_buffer(b, sc->gfp_mask, 0) && - !--nr_to_scan) - return; + list_for_each_entry_safe_reverse(b, tmp, &c->lru[l], lru_list) { + freed += __cleanup_old_buffer(b, gfp_mask, 0); + if (!--nr_to_scan) + break; + } dm_bufio_cond_resched(); } + return freed; } -static int shrink(struct shrinker *shrinker, struct shrink_control *sc) +static unsigned long +dm_bufio_shrink_scan(struct shrinker *shrink, struct shrink_control *sc) { - struct dm_bufio_client *c = - container_of(shrinker, struct dm_bufio_client, shrinker); - unsigned long r; - unsigned long nr_to_scan = sc->nr_to_scan; + struct dm_bufio_client *c; + unsigned long freed; + c = container_of(shrink, struct dm_bufio_client, shrinker); if (sc->gfp_mask & __GFP_IO) dm_bufio_lock(c); else if (!dm_bufio_trylock(c)) - return !nr_to_scan ? 0 : -1; + return SHRINK_STOP; - if (nr_to_scan) - __scan(c, nr_to_scan, sc); + freed = __scan(c, sc->nr_to_scan, sc->gfp_mask); + dm_bufio_unlock(c); + return freed; +} - r = c->n_buffers[LIST_CLEAN] + c->n_buffers[LIST_DIRTY]; - if (r > INT_MAX) - r = INT_MAX; +static unsigned long +dm_bufio_shrink_count(struct shrinker *shrink, struct shrink_control *sc) +{ + struct dm_bufio_client *c; + unsigned long count; - dm_bufio_unlock(c); + c = container_of(shrink, struct dm_bufio_client, shrinker); + if (sc->gfp_mask & __GFP_IO) + dm_bufio_lock(c); + else if (!dm_bufio_trylock(c)) + return 0; - return r; + count = c->n_buffers[LIST_CLEAN] + c->n_buffers[LIST_DIRTY]; + dm_bufio_unlock(c); + return count; } /* @@ -1582,7 +1595,8 @@ struct dm_bufio_client *dm_bufio_client_create(struct block_device *bdev, unsign __cache_size_refresh(); mutex_unlock(&dm_bufio_clients_lock); - c->shrinker.shrink = shrink; + c->shrinker.count_objects = dm_bufio_shrink_count; + c->shrinker.scan_objects = dm_bufio_shrink_scan; c->shrinker.seeks = 1; c->shrinker.batch = 0; register_shrinker(&c->shrinker); @@ -1669,7 +1683,7 @@ static void cleanup_old_buffers(void) struct dm_buffer *b; b = list_entry(c->lru[LIST_CLEAN].prev, struct dm_buffer, lru_list); - if (__cleanup_old_buffer(b, 0, max_age * HZ)) + if (!__cleanup_old_buffer(b, 0, max_age * HZ)) break; dm_bufio_cond_resched(); } diff --git a/drivers/media/platform/Kconfig b/drivers/media/platform/Kconfig index 8068d7b6415..c7caf94621b 100644 --- a/drivers/media/platform/Kconfig +++ b/drivers/media/platform/Kconfig @@ -203,7 +203,7 @@ config VIDEO_SAMSUNG_EXYNOS_GSC config VIDEO_SH_VEU tristate "SuperH VEU mem2mem video processing driver" - depends on VIDEO_DEV && VIDEO_V4L2 && GENERIC_HARDIRQS && HAS_DMA + depends on VIDEO_DEV && VIDEO_V4L2 && HAS_DMA select VIDEOBUF2_DMA_CONTIG select V4L2_MEM2MEM_DEV help diff --git a/drivers/media/radio/Kconfig b/drivers/media/radio/Kconfig index 39882ddd259..6ecdc39bb36 100644 --- a/drivers/media/radio/Kconfig +++ b/drivers/media/radio/Kconfig @@ -214,7 +214,7 @@ config RADIO_TIMBERDALE config RADIO_WL1273 tristate "Texas Instruments WL1273 I2C FM Radio" - depends on I2C && VIDEO_V4L2 && GENERIC_HARDIRQS + depends on I2C && VIDEO_V4L2 select MFD_CORE select MFD_WL1273_CORE select FW_LOADER diff --git a/drivers/memstick/core/Kconfig b/drivers/memstick/core/Kconfig index 95f1814b536..1d389491d5f 100644 --- a/drivers/memstick/core/Kconfig +++ b/drivers/memstick/core/Kconfig @@ -24,3 +24,15 @@ config MSPRO_BLOCK support. This provides a block device driver, which you can use to mount the filesystem. Almost everyone wishing MemoryStick support should say Y or M here. + +config MS_BLOCK + tristate "MemoryStick Standard device driver" + depends on BLOCK + help + Say Y here to enable the MemoryStick Standard device driver + support. This provides a block device driver, which you can use + to mount the filesystem. + This driver works with old (bulky) MemoryStick and MemoryStick Duo + but not PRO. Say Y if you have such card. + Driver is new and not yet well tested, thus it can damage your card + (even permanently) diff --git a/drivers/memstick/core/Makefile b/drivers/memstick/core/Makefile index ecd02993773..0d7f90c0ff2 100644 --- a/drivers/memstick/core/Makefile +++ b/drivers/memstick/core/Makefile @@ -3,5 +3,5 @@ # obj-$(CONFIG_MEMSTICK) += memstick.o - +obj-$(CONFIG_MS_BLOCK) += ms_block.o obj-$(CONFIG_MSPRO_BLOCK) += mspro_block.o diff --git a/drivers/memstick/core/ms_block.c b/drivers/memstick/core/ms_block.c new file mode 100644 index 00000000000..08e70232062 --- /dev/null +++ b/drivers/memstick/core/ms_block.c @@ -0,0 +1,2385 @@ +/* + * ms_block.c - Sony MemoryStick (legacy) storage support + + * Copyright (C) 2013 Maxim Levitsky <maximlevitsky@gmail.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * Minor portions of the driver were copied from mspro_block.c which is + * Copyright (C) 2007 Alex Dubov <oakad@yahoo.com> + * + */ +#define DRIVER_NAME "ms_block" +#define pr_fmt(fmt) DRIVER_NAME ": " fmt + +#include <linux/module.h> +#include <linux/blkdev.h> +#include <linux/memstick.h> +#include <linux/idr.h> +#include <linux/hdreg.h> +#include <linux/delay.h> +#include <linux/slab.h> +#include <linux/random.h> +#include <linux/bitmap.h> +#include <linux/scatterlist.h> +#include <linux/jiffies.h> +#include <linux/workqueue.h> +#include <linux/mutex.h> +#include "ms_block.h" + +static int debug; +static int cache_flush_timeout = 1000; +static bool verify_writes; + +/* + * Copies section of 'sg_from' starting from offset 'offset' and with length + * 'len' To another scatterlist of to_nents enties + */ +static size_t msb_sg_copy(struct scatterlist *sg_from, + struct scatterlist *sg_to, int to_nents, size_t offset, size_t len) +{ + size_t copied = 0; + + while (offset > 0) { + if (offset >= sg_from->length) { + if (sg_is_last(sg_from)) + return 0; + + offset -= sg_from->length; + sg_from = sg_next(sg_from); + continue; + } + + copied = min(len, sg_from->length - offset); + sg_set_page(sg_to, sg_page(sg_from), + copied, sg_from->offset + offset); + + len -= copied; + offset = 0; + + if (sg_is_last(sg_from) || !len) + goto out; + + sg_to = sg_next(sg_to); + to_nents--; + sg_from = sg_next(sg_from); + } + + while (len > sg_from->length && to_nents--) { + len -= sg_from->length; + copied += sg_from->length; + + sg_set_page(sg_to, sg_page(sg_from), + sg_from->length, sg_from->offset); + + if (sg_is_last(sg_from) || !len) + goto out; + + sg_from = sg_next(sg_from); + sg_to = sg_next(sg_to); + } + + if (len && to_nents) { + sg_set_page(sg_to, sg_page(sg_from), len, sg_from->offset); + copied += len; + } +out: + sg_mark_end(sg_to); + return copied; +} + +/* + * Compares section of 'sg' starting from offset 'offset' and with length 'len' + * to linear buffer of length 'len' at address 'buffer' + * Returns 0 if equal and -1 otherwice + */ +static int msb_sg_compare_to_buffer(struct scatterlist *sg, + size_t offset, u8 *buffer, size_t len) +{ + int retval = 0, cmplen; + struct sg_mapping_iter miter; + + sg_miter_start(&miter, sg, sg_nents(sg), + SG_MITER_ATOMIC | SG_MITER_FROM_SG); + + while (sg_miter_next(&miter) && len > 0) { + if (offset >= miter.length) { + offset -= miter.length; + continue; + } + + cmplen = min(miter.length - offset, len); + retval = memcmp(miter.addr + offset, buffer, cmplen) ? -1 : 0; + if (retval) + break; + + buffer += cmplen; + len -= cmplen; + offset = 0; + } + + if (!retval && len) + retval = -1; + + sg_miter_stop(&miter); + return retval; +} + + +/* Get zone at which block with logical address 'lba' lives + * Flash is broken into zones. + * Each zone consists of 512 eraseblocks, out of which in first + * zone 494 are used and 496 are for all following zones. + * Therefore zone #0 hosts blocks 0-493, zone #1 blocks 494-988, etc... +*/ +static int msb_get_zone_from_lba(int lba) +{ + if (lba < 494) + return 0; + return ((lba - 494) / 496) + 1; +} + +/* Get zone of physical block. Trivial */ +static int msb_get_zone_from_pba(int pba) +{ + return pba / MS_BLOCKS_IN_ZONE; +} + +/* Debug test to validate free block counts */ +static int msb_validate_used_block_bitmap(struct msb_data *msb) +{ + int total_free_blocks = 0; + int i; + + if (!debug) + return 0; + + for (i = 0; i < msb->zone_count; i++) + total_free_blocks += msb->free_block_count[i]; + + if (msb->block_count - bitmap_weight(msb->used_blocks_bitmap, + msb->block_count) == total_free_blocks) + return 0; + + pr_err("BUG: free block counts don't match the bitmap"); + msb->read_only = true; + return -EINVAL; +} + +/* Mark physical block as used */ +static void msb_mark_block_used(struct msb_data *msb, int pba) +{ + int zone = msb_get_zone_from_pba(pba); + + if (test_bit(pba, msb->used_blocks_bitmap)) { + pr_err( + "BUG: attempt to mark already used pba %d as used", pba); + msb->read_only = true; + return; + } + + if (msb_validate_used_block_bitmap(msb)) + return; + + /* No races because all IO is single threaded */ + __set_bit(pba, msb->used_blocks_bitmap); + msb->free_block_count[zone]--; +} + +/* Mark physical block as free */ +static void msb_mark_block_unused(struct msb_data *msb, int pba) +{ + int zone = msb_get_zone_from_pba(pba); + + if (!test_bit(pba, msb->used_blocks_bitmap)) { + pr_err("BUG: attempt to mark already unused pba %d as unused" , pba); + msb->read_only = true; + return; + } + + if (msb_validate_used_block_bitmap(msb)) + return; + + /* No races because all IO is single threaded */ + __clear_bit(pba, msb->used_blocks_bitmap); + msb->free_block_count[zone]++; +} + +/* Invalidate current register window */ +static void msb_invalidate_reg_window(struct msb_data *msb) +{ + msb->reg_addr.w_offset = offsetof(struct ms_register, id); + msb->reg_addr.w_length = sizeof(struct ms_id_register); + msb->reg_addr.r_offset = offsetof(struct ms_register, id); + msb->reg_addr.r_length = sizeof(struct ms_id_register); + msb->addr_valid = false; +} + +/* Start a state machine */ +static int msb_run_state_machine(struct msb_data *msb, int (*state_func) + (struct memstick_dev *card, struct memstick_request **req)) +{ + struct memstick_dev *card = msb->card; + + WARN_ON(msb->state != -1); + msb->int_polling = false; + msb->state = 0; + msb->exit_error = 0; + + memset(&card->current_mrq, 0, sizeof(card->current_mrq)); + + card->next_request = state_func; + memstick_new_req(card->host); + wait_for_completion(&card->mrq_complete); + + WARN_ON(msb->state != -1); + return msb->exit_error; +} + +/* State machines call that to exit */ +static int msb_exit_state_machine(struct msb_data *msb, int error) +{ + WARN_ON(msb->state == -1); + + msb->state = -1; + msb->exit_error = error; + msb->card->next_request = h_msb_default_bad; + + /* Invalidate reg window on errors */ + if (error) + msb_invalidate_reg_window(msb); + + complete(&msb->card->mrq_complete); + return -ENXIO; +} + +/* read INT register */ +static int msb_read_int_reg(struct msb_data *msb, long timeout) +{ + struct memstick_request *mrq = &msb->card->current_mrq; + + WARN_ON(msb->state == -1); + + if (!msb->int_polling) { + msb->int_timeout = jiffies + + msecs_to_jiffies(timeout == -1 ? 500 : timeout); + msb->int_polling = true; + } else if (time_after(jiffies, msb->int_timeout)) { + mrq->data[0] = MEMSTICK_INT_CMDNAK; + return 0; + } + + if ((msb->caps & MEMSTICK_CAP_AUTO_GET_INT) && + mrq->need_card_int && !mrq->error) { + mrq->data[0] = mrq->int_reg; + mrq->need_card_int = false; + return 0; + } else { + memstick_init_req(mrq, MS_TPC_GET_INT, NULL, 1); + return 1; + } +} + +/* Read a register */ +static int msb_read_regs(struct msb_data *msb, int offset, int len) +{ + struct memstick_request *req = &msb->card->current_mrq; + + if (msb->reg_addr.r_offset != offset || + msb->reg_addr.r_length != len || !msb->addr_valid) { + + msb->reg_addr.r_offset = offset; + msb->reg_addr.r_length = len; + msb->addr_valid = true; + + memstick_init_req(req, MS_TPC_SET_RW_REG_ADRS, + &msb->reg_addr, sizeof(msb->reg_addr)); + return 0; + } + + memstick_init_req(req, MS_TPC_READ_REG, NULL, len); + return 1; +} + +/* Write a card register */ +static int msb_write_regs(struct msb_data *msb, int offset, int len, void *buf) +{ + struct memstick_request *req = &msb->card->current_mrq; + + if (msb->reg_addr.w_offset != offset || + msb->reg_addr.w_length != len || !msb->addr_valid) { + + msb->reg_addr.w_offset = offset; + msb->reg_addr.w_length = len; + msb->addr_valid = true; + + memstick_init_req(req, MS_TPC_SET_RW_REG_ADRS, + &msb->reg_addr, sizeof(msb->reg_addr)); + return 0; + } + + memstick_init_req(req, MS_TPC_WRITE_REG, buf, len); + return 1; +} + +/* Handler for absence of IO */ +static int h_msb_default_bad(struct memstick_dev *card, + struct memstick_request **mrq) +{ + return -ENXIO; +} + +/* + * This function is a handler for reads of one page from device. + * Writes output to msb->current_sg, takes sector address from msb->reg.param + * Can also be used to read extra data only. Set params accordintly. + */ +static int h_msb_read_page(struct memstick_dev *card, + struct memstick_request **out_mrq) +{ + struct msb_data *msb = memstick_get_drvdata(card); + struct memstick_request *mrq = *out_mrq = &card->current_mrq; + struct scatterlist sg[2]; + u8 command, intreg; + + if (mrq->error) { + dbg("read_page, unknown error"); + return msb_exit_state_machine(msb, mrq->error); + } +again: + switch (msb->state) { + case MSB_RP_SEND_BLOCK_ADDRESS: + /* msb_write_regs sometimes "fails" because it needs to update + the reg window, and thus it returns request for that. + Then we stay in this state and retry */ + if (!msb_write_regs(msb, + offsetof(struct ms_register, param), + sizeof(struct ms_param_register), + (unsigned char *)&msb->regs.param)) + return 0; + + msb->state = MSB_RP_SEND_READ_COMMAND; + return 0; + + case MSB_RP_SEND_READ_COMMAND: + command = MS_CMD_BLOCK_READ; + memstick_init_req(mrq, MS_TPC_SET_CMD, &command, 1); + msb->state = MSB_RP_SEND_INT_REQ; + return 0; + + case MSB_RP_SEND_INT_REQ: + msb->state = MSB_RP_RECEIVE_INT_REQ_RESULT; + /* If dont actually need to send the int read request (only in + serial mode), then just fall through */ + if (msb_read_int_reg(msb, -1)) + return 0; + /* fallthrough */ + + case MSB_RP_RECEIVE_INT_REQ_RESULT: + intreg = mrq->data[0]; + msb->regs.status.interrupt = intreg; + + if (intreg & MEMSTICK_INT_CMDNAK) + return msb_exit_state_machine(msb, -EIO); + + if (!(intreg & MEMSTICK_INT_CED)) { + msb->state = MSB_RP_SEND_INT_REQ; + goto again; + } + + msb->int_polling = false; + msb->state = (intreg & MEMSTICK_INT_ERR) ? + MSB_RP_SEND_READ_STATUS_REG : MSB_RP_SEND_OOB_READ; + goto again; + + case MSB_RP_SEND_READ_STATUS_REG: + /* read the status register to understand source of the INT_ERR */ + if (!msb_read_regs(msb, + offsetof(struct ms_register, status), + sizeof(struct ms_status_register))) + return 0; + + msb->state = MSB_RP_RECEIVE_OOB_READ; + return 0; + + case MSB_RP_RECIVE_STATUS_REG: + msb->regs.status = *(struct ms_status_register *)mrq->data; + msb->state = MSB_RP_SEND_OOB_READ; + /* fallthrough */ + + case MSB_RP_SEND_OOB_READ: + if (!msb_read_regs(msb, + offsetof(struct ms_register, extra_data), + sizeof(struct ms_extra_data_register))) + return 0; + + msb->state = MSB_RP_RECEIVE_OOB_READ; + return 0; + + case MSB_RP_RECEIVE_OOB_READ: + msb->regs.extra_data = + *(struct ms_extra_data_register *) mrq->data; + msb->state = MSB_RP_SEND_READ_DATA; + /* fallthrough */ + + case MSB_RP_SEND_READ_DATA: + /* Skip that state if we only read the oob */ + if (msb->regs.param.cp == MEMSTICK_CP_EXTRA) { + msb->state = MSB_RP_RECEIVE_READ_DATA; + goto again; + } + + sg_init_table(sg, ARRAY_SIZE(sg)); + msb_sg_copy(msb->current_sg, sg, ARRAY_SIZE(sg), + msb->current_sg_offset, + msb->page_size); + + memstick_init_req_sg(mrq, MS_TPC_READ_LONG_DATA, sg); + msb->state = MSB_RP_RECEIVE_READ_DATA; + return 0; + + case MSB_RP_RECEIVE_READ_DATA: + if (!(msb->regs.status.interrupt & MEMSTICK_INT_ERR)) { + msb->current_sg_offset += msb->page_size; + return msb_exit_state_machine(msb, 0); + } + + if (msb->regs.status.status1 & MEMSTICK_UNCORR_ERROR) { + dbg("read_page: uncorrectable error"); + return msb_exit_state_machine(msb, -EBADMSG); + } + + if (msb->regs.status.status1 & MEMSTICK_CORR_ERROR) { + dbg("read_page: correctable error"); + msb->current_sg_offset += msb->page_size; + return msb_exit_state_machine(msb, -EUCLEAN); + } else { + dbg("read_page: INT error, but no status error bits"); + return msb_exit_state_machine(msb, -EIO); + } + } + + BUG(); +} + +/* + * Handler of writes of exactly one block. + * Takes address from msb->regs.param. + * Writes same extra data to blocks, also taken + * from msb->regs.extra + * Returns -EBADMSG if write fails due to uncorrectable error, or -EIO if + * device refuses to take the command or something else + */ +static int h_msb_write_block(struct memstick_dev *card, + struct memstick_request **out_mrq) +{ + struct msb_data *msb = memstick_get_drvdata(card); + struct memstick_request *mrq = *out_mrq = &card->current_mrq; + struct scatterlist sg[2]; + u8 intreg, command; + + if (mrq->error) + return msb_exit_state_machine(msb, mrq->error); + +again: + switch (msb->state) { + + /* HACK: Jmicon handling of TPCs between 8 and + * sizeof(memstick_request.data) is broken due to hardware + * bug in PIO mode that is used for these TPCs + * Therefore split the write + */ + + case MSB_WB_SEND_WRITE_PARAMS: + if (!msb_write_regs(msb, + offsetof(struct ms_register, param), + sizeof(struct ms_param_register), + &msb->regs.param)) + return 0; + + msb->state = MSB_WB_SEND_WRITE_OOB; + return 0; + + case MSB_WB_SEND_WRITE_OOB: + if (!msb_write_regs(msb, + offsetof(struct ms_register, extra_data), + sizeof(struct ms_extra_data_register), + &msb->regs.extra_data)) + return 0; + msb->state = MSB_WB_SEND_WRITE_COMMAND; + return 0; + + + case MSB_WB_SEND_WRITE_COMMAND: + command = MS_CMD_BLOCK_WRITE; + memstick_init_req(mrq, MS_TPC_SET_CMD, &command, 1); + msb->state = MSB_WB_SEND_INT_REQ; + return 0; + + case MSB_WB_SEND_INT_REQ: + msb->state = MSB_WB_RECEIVE_INT_REQ; + if (msb_read_int_reg(msb, -1)) + return 0; + /* fallthrough */ + + case MSB_WB_RECEIVE_INT_REQ: + intreg = mrq->data[0]; + msb->regs.status.interrupt = intreg; + + /* errors mean out of here, and fast... */ + if (intreg & (MEMSTICK_INT_CMDNAK)) + return msb_exit_state_machine(msb, -EIO); + + if (intreg & MEMSTICK_INT_ERR) + return msb_exit_state_machine(msb, -EBADMSG); + + + /* for last page we need to poll CED */ + if (msb->current_page == msb->pages_in_block) { + if (intreg & MEMSTICK_INT_CED) + return msb_exit_state_machine(msb, 0); + msb->state = MSB_WB_SEND_INT_REQ; + goto again; + + } + + /* for non-last page we need BREQ before writing next chunk */ + if (!(intreg & MEMSTICK_INT_BREQ)) { + msb->state = MSB_WB_SEND_INT_REQ; + goto again; + } + + msb->int_polling = false; + msb->state = MSB_WB_SEND_WRITE_DATA; + /* fallthrough */ + + case MSB_WB_SEND_WRITE_DATA: + sg_init_table(sg, ARRAY_SIZE(sg)); + + if (msb_sg_copy(msb->current_sg, sg, ARRAY_SIZE(sg), + msb->current_sg_offset, + msb->page_size) < msb->page_size) + return msb_exit_state_machine(msb, -EIO); + + memstick_init_req_sg(mrq, MS_TPC_WRITE_LONG_DATA, sg); + mrq->need_card_int = 1; + msb->state = MSB_WB_RECEIVE_WRITE_CONFIRMATION; + return 0; + + case MSB_WB_RECEIVE_WRITE_CONFIRMATION: + msb->current_page++; + msb->current_sg_offset += msb->page_size; + msb->state = MSB_WB_SEND_INT_REQ; + goto again; + default: + BUG(); + } + + return 0; +} + +/* + * This function is used to send simple IO requests to device that consist + * of register write + command + */ +static int h_msb_send_command(struct memstick_dev *card, + struct memstick_request **out_mrq) +{ + struct msb_data *msb = memstick_get_drvdata(card); + struct memstick_request *mrq = *out_mrq = &card->current_mrq; + u8 intreg; + + if (mrq->error) { + dbg("send_command: unknown error"); + return msb_exit_state_machine(msb, mrq->error); + } +again: + switch (msb->state) { + + /* HACK: see h_msb_write_block */ + case MSB_SC_SEND_WRITE_PARAMS: /* write param register*/ + if (!msb_write_regs(msb, + offsetof(struct ms_register, param), + sizeof(struct ms_param_register), + &msb->regs.param)) + return 0; + msb->state = MSB_SC_SEND_WRITE_OOB; + return 0; + + case MSB_SC_SEND_WRITE_OOB: + if (!msb->command_need_oob) { + msb->state = MSB_SC_SEND_COMMAND; + goto again; + } + + if (!msb_write_regs(msb, + offsetof(struct ms_register, extra_data), + sizeof(struct ms_extra_data_register), + &msb->regs.extra_data)) + return 0; + + msb->state = MSB_SC_SEND_COMMAND; + return 0; + + case MSB_SC_SEND_COMMAND: + memstick_init_req(mrq, MS_TPC_SET_CMD, &msb->command_value, 1); + msb->state = MSB_SC_SEND_INT_REQ; + return 0; + + case MSB_SC_SEND_INT_REQ: + msb->state = MSB_SC_RECEIVE_INT_REQ; + if (msb_read_int_reg(msb, -1)) + return 0; + /* fallthrough */ + + case MSB_SC_RECEIVE_INT_REQ: + intreg = mrq->data[0]; + + if (intreg & MEMSTICK_INT_CMDNAK) + return msb_exit_state_machine(msb, -EIO); + if (intreg & MEMSTICK_INT_ERR) + return msb_exit_state_machine(msb, -EBADMSG); + + if (!(intreg & MEMSTICK_INT_CED)) { + msb->state = MSB_SC_SEND_INT_REQ; + goto again; + } + + return msb_exit_state_machine(msb, 0); + } + + BUG(); +} + +/* Small handler for card reset */ +static int h_msb_reset(struct memstick_dev *card, + struct memstick_request **out_mrq) +{ + u8 command = MS_CMD_RESET; + struct msb_data *msb = memstick_get_drvdata(card); + struct memstick_request *mrq = *out_mrq = &card->current_mrq; + + if (mrq->error) + return msb_exit_state_machine(msb, mrq->error); + + switch (msb->state) { + case MSB_RS_SEND: + memstick_init_req(mrq, MS_TPC_SET_CMD, &command, 1); + mrq->need_card_int = 0; + msb->state = MSB_RS_CONFIRM; + return 0; + case MSB_RS_CONFIRM: + return msb_exit_state_machine(msb, 0); + } + BUG(); +} + +/* This handler is used to do serial->parallel switch */ +static int h_msb_parallel_switch(struct memstick_dev *card, + struct memstick_request **out_mrq) +{ + struct msb_data *msb = memstick_get_drvdata(card); + struct memstick_request *mrq = *out_mrq = &card->current_mrq; + struct memstick_host *host = card->host; + + if (mrq->error) { + dbg("parallel_switch: error"); + msb->regs.param.system &= ~MEMSTICK_SYS_PAM; + return msb_exit_state_machine(msb, mrq->error); + } + + switch (msb->state) { + case MSB_PS_SEND_SWITCH_COMMAND: + /* Set the parallel interface on memstick side */ + msb->regs.param.system |= MEMSTICK_SYS_PAM; + + if (!msb_write_regs(msb, + offsetof(struct ms_register, param), + 1, + (unsigned char *)&msb->regs.param)) + return 0; + + msb->state = MSB_PS_SWICH_HOST; + return 0; + + case MSB_PS_SWICH_HOST: + /* Set parallel interface on our side + send a dummy request + to see if card responds */ + host->set_param(host, MEMSTICK_INTERFACE, MEMSTICK_PAR4); + memstick_init_req(mrq, MS_TPC_GET_INT, NULL, 1); + msb->state = MSB_PS_CONFIRM; + return 0; + + case MSB_PS_CONFIRM: + return msb_exit_state_machine(msb, 0); + } + + BUG(); +} + +static int msb_switch_to_parallel(struct msb_data *msb); + +/* Reset the card, to guard against hw errors beeing treated as bad blocks */ +static int msb_reset(struct msb_data *msb, bool full) +{ + + bool was_parallel = msb->regs.param.system & MEMSTICK_SYS_PAM; + struct memstick_dev *card = msb->card; + struct memstick_host *host = card->host; + int error; + + /* Reset the card */ + msb->regs.param.system = MEMSTICK_SYS_BAMD; + + if (full) { + error = host->set_param(host, + MEMSTICK_POWER, MEMSTICK_POWER_OFF); + if (error) + goto out_error; + + msb_invalidate_reg_window(msb); + + error = host->set_param(host, + MEMSTICK_POWER, MEMSTICK_POWER_ON); + if (error) + goto out_error; + + error = host->set_param(host, + MEMSTICK_INTERFACE, MEMSTICK_SERIAL); + if (error) { +out_error: + dbg("Failed to reset the host controller"); + msb->read_only = true; + return -EFAULT; + } + } + + error = msb_run_state_machine(msb, h_msb_reset); + if (error) { + dbg("Failed to reset the card"); + msb->read_only = true; + return -ENODEV; + } + + /* Set parallel mode */ + if (was_parallel) + msb_switch_to_parallel(msb); + return 0; +} + +/* Attempts to switch interface to parallel mode */ +static int msb_switch_to_parallel(struct msb_data *msb) +{ + int error; + + error = msb_run_state_machine(msb, h_msb_parallel_switch); + if (error) { + pr_err("Switch to parallel failed"); + msb->regs.param.system &= ~MEMSTICK_SYS_PAM; + msb_reset(msb, true); + return -EFAULT; + } + + msb->caps |= MEMSTICK_CAP_AUTO_GET_INT; + return 0; +} + +/* Changes overwrite flag on a page */ +static int msb_set_overwrite_flag(struct msb_data *msb, + u16 pba, u8 page, u8 flag) +{ + if (msb->read_only) + return -EROFS; + + msb->regs.param.block_address = cpu_to_be16(pba); + msb->regs.param.page_address = page; + msb->regs.param.cp = MEMSTICK_CP_OVERWRITE; + msb->regs.extra_data.overwrite_flag = flag; + msb->command_value = MS_CMD_BLOCK_WRITE; + msb->command_need_oob = true; + + dbg_verbose("changing overwrite flag to %02x for sector %d, page %d", + flag, pba, page); + return msb_run_state_machine(msb, h_msb_send_command); +} + +static int msb_mark_bad(struct msb_data *msb, int pba) +{ + pr_notice("marking pba %d as bad", pba); + msb_reset(msb, true); + return msb_set_overwrite_flag( + msb, pba, 0, 0xFF & ~MEMSTICK_OVERWRITE_BKST); +} + +static int msb_mark_page_bad(struct msb_data *msb, int pba, int page) +{ + dbg("marking page %d of pba %d as bad", page, pba); + msb_reset(msb, true); + return msb_set_overwrite_flag(msb, + pba, page, ~MEMSTICK_OVERWRITE_PGST0); +} + +/* Erases one physical block */ +static int msb_erase_block(struct msb_data *msb, u16 pba) +{ + int error, try; + if (msb->read_only) + return -EROFS; + + dbg_verbose("erasing pba %d", pba); + + for (try = 1; try < 3; try++) { + msb->regs.param.block_address = cpu_to_be16(pba); + msb->regs.param.page_address = 0; + msb->regs.param.cp = MEMSTICK_CP_BLOCK; + msb->command_value = MS_CMD_BLOCK_ERASE; + msb->command_need_oob = false; + + + error = msb_run_state_machine(msb, h_msb_send_command); + if (!error || msb_reset(msb, true)) + break; + } + + if (error) { + pr_err("erase failed, marking pba %d as bad", pba); + msb_mark_bad(msb, pba); + } + + dbg_verbose("erase success, marking pba %d as unused", pba); + msb_mark_block_unused(msb, pba); + __set_bit(pba, msb->erased_blocks_bitmap); + return error; +} + +/* Reads one page from device */ +static int msb_read_page(struct msb_data *msb, + u16 pba, u8 page, struct ms_extra_data_register *extra, + struct scatterlist *sg, int offset) +{ + int try, error; + + if (pba == MS_BLOCK_INVALID) { + unsigned long flags; + struct sg_mapping_iter miter; + size_t len = msb->page_size; + + dbg_verbose("read unmapped sector. returning 0xFF"); + + local_irq_save(flags); + sg_miter_start(&miter, sg, sg_nents(sg), + SG_MITER_ATOMIC | SG_MITER_TO_SG); + + while (sg_miter_next(&miter) && len > 0) { + + int chunklen; + + if (offset && offset >= miter.length) { + offset -= miter.length; + continue; + } + + chunklen = min(miter.length - offset, len); + memset(miter.addr + offset, 0xFF, chunklen); + len -= chunklen; + offset = 0; + } + + sg_miter_stop(&miter); + local_irq_restore(flags); + + if (offset) + return -EFAULT; + + if (extra) + memset(extra, 0xFF, sizeof(*extra)); + return 0; + } + + if (pba >= msb->block_count) { + pr_err("BUG: attempt to read beyond the end of the card at pba %d", pba); + return -EINVAL; + } + + for (try = 1; try < 3; try++) { + msb->regs.param.block_address = cpu_to_be16(pba); + msb->regs.param.page_address = page; + msb->regs.param.cp = MEMSTICK_CP_PAGE; + + msb->current_sg = sg; + msb->current_sg_offset = offset; + error = msb_run_state_machine(msb, h_msb_read_page); + + + if (error == -EUCLEAN) { + pr_notice("correctable error on pba %d, page %d", + pba, page); + error = 0; + } + + if (!error && extra) + *extra = msb->regs.extra_data; + + if (!error || msb_reset(msb, true)) + break; + + } + + /* Mark bad pages */ + if (error == -EBADMSG) { + pr_err("uncorrectable error on read of pba %d, page %d", + pba, page); + + if (msb->regs.extra_data.overwrite_flag & + MEMSTICK_OVERWRITE_PGST0) + msb_mark_page_bad(msb, pba, page); + return -EBADMSG; + } + + if (error) + pr_err("read of pba %d, page %d failed with error %d", + pba, page, error); + return error; +} + +/* Reads oob of page only */ +static int msb_read_oob(struct msb_data *msb, u16 pba, u16 page, + struct ms_extra_data_register *extra) +{ + int error; + + BUG_ON(!extra); + msb->regs.param.block_address = cpu_to_be16(pba); + msb->regs.param.page_address = page; + msb->regs.param.cp = MEMSTICK_CP_EXTRA; + + if (pba > msb->block_count) { + pr_err("BUG: attempt to read beyond the end of card at pba %d", pba); + return -EINVAL; + } + + error = msb_run_state_machine(msb, h_msb_read_page); + *extra = msb->regs.extra_data; + + if (error == -EUCLEAN) { + pr_notice("correctable error on pba %d, page %d", + pba, page); + return 0; + } + + return error; +} + +/* Reads a block and compares it with data contained in scatterlist orig_sg */ +static int msb_verify_block(struct msb_data *msb, u16 pba, + struct scatterlist *orig_sg, int offset) +{ + struct scatterlist sg; + int page = 0, error; + + sg_init_one(&sg, msb->block_buffer, msb->block_size); + + while (page < msb->pages_in_block) { + + error = msb_read_page(msb, pba, page, + NULL, &sg, page * msb->page_size); + if (error) + return error; + page++; + } + + if (msb_sg_compare_to_buffer(orig_sg, offset, + msb->block_buffer, msb->block_size)) + return -EIO; + return 0; +} + +/* Writes exectly one block + oob */ +static int msb_write_block(struct msb_data *msb, + u16 pba, u32 lba, struct scatterlist *sg, int offset) +{ + int error, current_try = 1; + BUG_ON(sg->length < msb->page_size); + + if (msb->read_only) + return -EROFS; + + if (pba == MS_BLOCK_INVALID) { + pr_err( + "BUG: write: attempt to write MS_BLOCK_INVALID block"); + return -EINVAL; + } + + if (pba >= msb->block_count || lba >= msb->logical_block_count) { + pr_err( + "BUG: write: attempt to write beyond the end of device"); + return -EINVAL; + } + + if (msb_get_zone_from_lba(lba) != msb_get_zone_from_pba(pba)) { + pr_err("BUG: write: lba zone mismatch"); + return -EINVAL; + } + + if (pba == msb->boot_block_locations[0] || + pba == msb->boot_block_locations[1]) { + pr_err("BUG: write: attempt to write to boot blocks!"); + return -EINVAL; + } + + while (1) { + + if (msb->read_only) + return -EROFS; + + msb->regs.param.cp = MEMSTICK_CP_BLOCK; + msb->regs.param.page_address = 0; + msb->regs.param.block_address = cpu_to_be16(pba); + + msb->regs.extra_data.management_flag = 0xFF; + msb->regs.extra_data.overwrite_flag = 0xF8; + msb->regs.extra_data.logical_address = cpu_to_be16(lba); + + msb->current_sg = sg; + msb->current_sg_offset = offset; + msb->current_page = 0; + + error = msb_run_state_machine(msb, h_msb_write_block); + + /* Sector we just wrote to is assumed erased since its pba + was erased. If it wasn't erased, write will succeed + and will just clear the bits that were set in the block + thus test that what we have written, + matches what we expect. + We do trust the blocks that we erased */ + if (!error && (verify_writes || + !test_bit(pba, msb->erased_blocks_bitmap))) + error = msb_verify_block(msb, pba, sg, offset); + + if (!error) + break; + + if (current_try > 1 || msb_reset(msb, true)) + break; + + pr_err("write failed, trying to erase the pba %d", pba); + error = msb_erase_block(msb, pba); + if (error) + break; + + current_try++; + } + return error; +} + +/* Finds a free block for write replacement */ +static u16 msb_get_free_block(struct msb_data *msb, int zone) +{ + u16 pos; + int pba = zone * MS_BLOCKS_IN_ZONE; + int i; + + get_random_bytes(&pos, sizeof(pos)); + + if (!msb->free_block_count[zone]) { + pr_err("NO free blocks in the zone %d, to use for a write, (media is WORN out) switching to RO mode", zone); + msb->read_only = true; + return MS_BLOCK_INVALID; + } + + pos %= msb->free_block_count[zone]; + + dbg_verbose("have %d choices for a free block, selected randomally: %d", + msb->free_block_count[zone], pos); + + pba = find_next_zero_bit(msb->used_blocks_bitmap, + msb->block_count, pba); + for (i = 0; i < pos; ++i) + pba = find_next_zero_bit(msb->used_blocks_bitmap, + msb->block_count, pba + 1); + + dbg_verbose("result of the free blocks scan: pba %d", pba); + + if (pba == msb->block_count || (msb_get_zone_from_pba(pba)) != zone) { + pr_err("BUG: cant get a free block"); + msb->read_only = true; + return MS_BLOCK_INVALID; + } + + msb_mark_block_used(msb, pba); + return pba; +} + +static int msb_update_block(struct msb_data *msb, u16 lba, + struct scatterlist *sg, int offset) +{ + u16 pba, new_pba; + int error, try; + + pba = msb->lba_to_pba_table[lba]; + dbg_verbose("start of a block update at lba %d, pba %d", lba, pba); + + if (pba != MS_BLOCK_INVALID) { + dbg_verbose("setting the update flag on the block"); + msb_set_overwrite_flag(msb, pba, 0, + 0xFF & ~MEMSTICK_OVERWRITE_UDST); + } + + for (try = 0; try < 3; try++) { + new_pba = msb_get_free_block(msb, + msb_get_zone_from_lba(lba)); + + if (new_pba == MS_BLOCK_INVALID) { + error = -EIO; + goto out; + } + + dbg_verbose("block update: writing updated block to the pba %d", + new_pba); + error = msb_write_block(msb, new_pba, lba, sg, offset); + if (error == -EBADMSG) { + msb_mark_bad(msb, new_pba); + continue; + } + + if (error) + goto out; + + dbg_verbose("block update: erasing the old block"); + msb_erase_block(msb, pba); + msb->lba_to_pba_table[lba] = new_pba; + return 0; + } +out: + if (error) { + pr_err("block update error after %d tries, switching to r/o mode", try); + msb->read_only = true; + } + return error; +} + +/* Converts endiannes in the boot block for easy use */ +static void msb_fix_boot_page_endianness(struct ms_boot_page *p) +{ + p->header.block_id = be16_to_cpu(p->header.block_id); + p->header.format_reserved = be16_to_cpu(p->header.format_reserved); + p->entry.disabled_block.start_addr + = be32_to_cpu(p->entry.disabled_block.start_addr); + p->entry.disabled_block.data_size + = be32_to_cpu(p->entry.disabled_block.data_size); + p->entry.cis_idi.start_addr + = be32_to_cpu(p->entry.cis_idi.start_addr); + p->entry.cis_idi.data_size + = be32_to_cpu(p->entry.cis_idi.data_size); + p->attr.block_size = be16_to_cpu(p->attr.block_size); + p->attr.number_of_blocks = be16_to_cpu(p->attr.number_of_blocks); + p->attr.number_of_effective_blocks + = be16_to_cpu(p->attr.number_of_effective_blocks); + p->attr.page_size = be16_to_cpu(p->attr.page_size); + p->attr.memory_manufacturer_code + = be16_to_cpu(p->attr.memory_manufacturer_code); + p->attr.memory_device_code = be16_to_cpu(p->attr.memory_device_code); + p->attr.implemented_capacity + = be16_to_cpu(p->attr.implemented_capacity); + p->attr.controller_number = be16_to_cpu(p->attr.controller_number); + p->attr.controller_function = be16_to_cpu(p->attr.controller_function); +} + +static int msb_read_boot_blocks(struct msb_data *msb) +{ + int pba = 0; + struct scatterlist sg; + struct ms_extra_data_register extra; + struct ms_boot_page *page; + + msb->boot_block_locations[0] = MS_BLOCK_INVALID; + msb->boot_block_locations[1] = MS_BLOCK_INVALID; + msb->boot_block_count = 0; + + dbg_verbose("Start of a scan for the boot blocks"); + + if (!msb->boot_page) { + page = kmalloc(sizeof(struct ms_boot_page)*2, GFP_KERNEL); + if (!page) + return -ENOMEM; + + msb->boot_page = page; + } else + page = msb->boot_page; + + msb->block_count = MS_BLOCK_MAX_BOOT_ADDR; + + for (pba = 0; pba < MS_BLOCK_MAX_BOOT_ADDR; pba++) { + + sg_init_one(&sg, page, sizeof(*page)); + if (msb_read_page(msb, pba, 0, &extra, &sg, 0)) { + dbg("boot scan: can't read pba %d", pba); + continue; + } + + if (extra.management_flag & MEMSTICK_MANAGEMENT_SYSFLG) { + dbg("managment flag doesn't indicate boot block %d", + pba); + continue; + } + + if (be16_to_cpu(page->header.block_id) != MS_BLOCK_BOOT_ID) { + dbg("the pba at %d doesn' contain boot block ID", pba); + continue; + } + + msb_fix_boot_page_endianness(page); + msb->boot_block_locations[msb->boot_block_count] = pba; + + page++; + msb->boot_block_count++; + + if (msb->boot_block_count == 2) + break; + } + + if (!msb->boot_block_count) { + pr_err("media doesn't contain master page, aborting"); + return -EIO; + } + + dbg_verbose("End of scan for boot blocks"); + return 0; +} + +static int msb_read_bad_block_table(struct msb_data *msb, int block_nr) +{ + struct ms_boot_page *boot_block; + struct scatterlist sg; + u16 *buffer = NULL; + int offset = 0; + int i, error = 0; + int data_size, data_offset, page, page_offset, size_to_read; + u16 pba; + + BUG_ON(block_nr > 1); + boot_block = &msb->boot_page[block_nr]; + pba = msb->boot_block_locations[block_nr]; + + if (msb->boot_block_locations[block_nr] == MS_BLOCK_INVALID) + return -EINVAL; + + data_size = boot_block->entry.disabled_block.data_size; + data_offset = sizeof(struct ms_boot_page) + + boot_block->entry.disabled_block.start_addr; + if (!data_size) + return 0; + + page = data_offset / msb->page_size; + page_offset = data_offset % msb->page_size; + size_to_read = + DIV_ROUND_UP(data_size + page_offset, msb->page_size) * + msb->page_size; + + dbg("reading bad block of boot block at pba %d, offset %d len %d", + pba, data_offset, data_size); + + buffer = kzalloc(size_to_read, GFP_KERNEL); + if (!buffer) + return -ENOMEM; + + /* Read the buffer */ + sg_init_one(&sg, buffer, size_to_read); + + while (offset < size_to_read) { + error = msb_read_page(msb, pba, page, NULL, &sg, offset); + if (error) + goto out; + + page++; + offset += msb->page_size; + + if (page == msb->pages_in_block) { + pr_err( + "bad block table extends beyond the boot block"); + break; + } + } + + /* Process the bad block table */ + for (i = page_offset; i < data_size / sizeof(u16); i++) { + + u16 bad_block = be16_to_cpu(buffer[i]); + + if (bad_block >= msb->block_count) { + dbg("bad block table contains invalid block %d", + bad_block); + continue; + } + + if (test_bit(bad_block, msb->used_blocks_bitmap)) { + dbg("duplicate bad block %d in the table", + bad_block); + continue; + } + + dbg("block %d is marked as factory bad", bad_block); + msb_mark_block_used(msb, bad_block); + } +out: + kfree(buffer); + return error; +} + +static int msb_ftl_initialize(struct msb_data *msb) +{ + int i; + + if (msb->ftl_initialized) + return 0; + + msb->zone_count = msb->block_count / MS_BLOCKS_IN_ZONE; + msb->logical_block_count = msb->zone_count * 496 - 2; + + msb->used_blocks_bitmap = kzalloc(msb->block_count / 8, GFP_KERNEL); + msb->erased_blocks_bitmap = kzalloc(msb->block_count / 8, GFP_KERNEL); + msb->lba_to_pba_table = + kmalloc(msb->logical_block_count * sizeof(u16), GFP_KERNEL); + + if (!msb->used_blocks_bitmap || !msb->lba_to_pba_table || + !msb->erased_blocks_bitmap) { + kfree(msb->used_blocks_bitmap); + kfree(msb->lba_to_pba_table); + kfree(msb->erased_blocks_bitmap); + return -ENOMEM; + } + + for (i = 0; i < msb->zone_count; i++) + msb->free_block_count[i] = MS_BLOCKS_IN_ZONE; + + memset(msb->lba_to_pba_table, MS_BLOCK_INVALID, + msb->logical_block_count * sizeof(u16)); + + dbg("initial FTL tables created. Zone count = %d, Logical block count = %d", + msb->zone_count, msb->logical_block_count); + + msb->ftl_initialized = true; + return 0; +} + +static int msb_ftl_scan(struct msb_data *msb) +{ + u16 pba, lba, other_block; + u8 overwrite_flag, managment_flag, other_overwrite_flag; + int error; + struct ms_extra_data_register extra; + u8 *overwrite_flags = kzalloc(msb->block_count, GFP_KERNEL); + + if (!overwrite_flags) + return -ENOMEM; + + dbg("Start of media scanning"); + for (pba = 0; pba < msb->block_count; pba++) { + + if (pba == msb->boot_block_locations[0] || + pba == msb->boot_block_locations[1]) { + dbg_verbose("pba %05d -> [boot block]", pba); + msb_mark_block_used(msb, pba); + continue; + } + + if (test_bit(pba, msb->used_blocks_bitmap)) { + dbg_verbose("pba %05d -> [factory bad]", pba); + continue; + } + + memset(&extra, 0, sizeof(extra)); + error = msb_read_oob(msb, pba, 0, &extra); + + /* can't trust the page if we can't read the oob */ + if (error == -EBADMSG) { + pr_notice( + "oob of pba %d damaged, will try to erase it", pba); + msb_mark_block_used(msb, pba); + msb_erase_block(msb, pba); + continue; + } else if (error) { + pr_err("unknown error %d on read of oob of pba %d - aborting", + error, pba); + + kfree(overwrite_flags); + return error; + } + + lba = be16_to_cpu(extra.logical_address); + managment_flag = extra.management_flag; + overwrite_flag = extra.overwrite_flag; + overwrite_flags[pba] = overwrite_flag; + + /* Skip bad blocks */ + if (!(overwrite_flag & MEMSTICK_OVERWRITE_BKST)) { + dbg("pba %05d -> [BAD]", pba); + msb_mark_block_used(msb, pba); + continue; + } + + /* Skip system/drm blocks */ + if ((managment_flag & MEMSTICK_MANAGMENT_FLAG_NORMAL) != + MEMSTICK_MANAGMENT_FLAG_NORMAL) { + dbg("pba %05d -> [reserved managment flag %02x]", + pba, managment_flag); + msb_mark_block_used(msb, pba); + continue; + } + + /* Erase temporary tables */ + if (!(managment_flag & MEMSTICK_MANAGEMENT_ATFLG)) { + dbg("pba %05d -> [temp table] - will erase", pba); + + msb_mark_block_used(msb, pba); + msb_erase_block(msb, pba); + continue; + } + + if (lba == MS_BLOCK_INVALID) { + dbg_verbose("pba %05d -> [free]", pba); + continue; + } + + msb_mark_block_used(msb, pba); + + /* Block has LBA not according to zoning*/ + if (msb_get_zone_from_lba(lba) != msb_get_zone_from_pba(pba)) { + pr_notice("pba %05d -> [bad lba %05d] - will erase", + pba, lba); + msb_erase_block(msb, pba); + continue; + } + + /* No collisions - great */ + if (msb->lba_to_pba_table[lba] == MS_BLOCK_INVALID) { + dbg_verbose("pba %05d -> [lba %05d]", pba, lba); + msb->lba_to_pba_table[lba] = pba; + continue; + } + + other_block = msb->lba_to_pba_table[lba]; + other_overwrite_flag = overwrite_flags[other_block]; + + pr_notice("Collision between pba %d and pba %d", + pba, other_block); + + if (!(overwrite_flag & MEMSTICK_OVERWRITE_UDST)) { + pr_notice("pba %d is marked as stable, use it", pba); + msb_erase_block(msb, other_block); + msb->lba_to_pba_table[lba] = pba; + continue; + } + + if (!(other_overwrite_flag & MEMSTICK_OVERWRITE_UDST)) { + pr_notice("pba %d is marked as stable, use it", + other_block); + msb_erase_block(msb, pba); + continue; + } + + pr_notice("collision between blocks %d and %d, without stable flag set on both, erasing pba %d", + pba, other_block, other_block); + + msb_erase_block(msb, other_block); + msb->lba_to_pba_table[lba] = pba; + } + + dbg("End of media scanning"); + kfree(overwrite_flags); + return 0; +} + +static void msb_cache_flush_timer(unsigned long data) +{ + struct msb_data *msb = (struct msb_data *)data; + msb->need_flush_cache = true; + queue_work(msb->io_queue, &msb->io_work); +} + + +static void msb_cache_discard(struct msb_data *msb) +{ + if (msb->cache_block_lba == MS_BLOCK_INVALID) + return; + + del_timer_sync(&msb->cache_flush_timer); + + dbg_verbose("Discarding the write cache"); + msb->cache_block_lba = MS_BLOCK_INVALID; + bitmap_zero(&msb->valid_cache_bitmap, msb->pages_in_block); +} + +static int msb_cache_init(struct msb_data *msb) +{ + setup_timer(&msb->cache_flush_timer, msb_cache_flush_timer, + (unsigned long)msb); + + if (!msb->cache) + msb->cache = kzalloc(msb->block_size, GFP_KERNEL); + if (!msb->cache) + return -ENOMEM; + + msb_cache_discard(msb); + return 0; +} + +static int msb_cache_flush(struct msb_data *msb) +{ + struct scatterlist sg; + struct ms_extra_data_register extra; + int page, offset, error; + u16 pba, lba; + + if (msb->read_only) + return -EROFS; + + if (msb->cache_block_lba == MS_BLOCK_INVALID) + return 0; + + lba = msb->cache_block_lba; + pba = msb->lba_to_pba_table[lba]; + + dbg_verbose("Flushing the write cache of pba %d (LBA %d)", + pba, msb->cache_block_lba); + + sg_init_one(&sg, msb->cache , msb->block_size); + + /* Read all missing pages in cache */ + for (page = 0; page < msb->pages_in_block; page++) { + + if (test_bit(page, &msb->valid_cache_bitmap)) + continue; + + offset = page * msb->page_size; + + dbg_verbose("reading non-present sector %d of cache block %d", + page, lba); + error = msb_read_page(msb, pba, page, &extra, &sg, offset); + + /* Bad pages are copied with 00 page status */ + if (error == -EBADMSG) { + pr_err("read error on sector %d, contents probably damaged", page); + continue; + } + + if (error) + return error; + + if ((extra.overwrite_flag & MEMSTICK_OV_PG_NORMAL) != + MEMSTICK_OV_PG_NORMAL) { + dbg("page %d is marked as bad", page); + continue; + } + + set_bit(page, &msb->valid_cache_bitmap); + } + + /* Write the cache now */ + error = msb_update_block(msb, msb->cache_block_lba, &sg, 0); + pba = msb->lba_to_pba_table[msb->cache_block_lba]; + + /* Mark invalid pages */ + if (!error) { + for (page = 0; page < msb->pages_in_block; page++) { + + if (test_bit(page, &msb->valid_cache_bitmap)) + continue; + + dbg("marking page %d as containing damaged data", + page); + msb_set_overwrite_flag(msb, + pba , page, 0xFF & ~MEMSTICK_OV_PG_NORMAL); + } + } + + msb_cache_discard(msb); + return error; +} + +static int msb_cache_write(struct msb_data *msb, int lba, + int page, bool add_to_cache_only, struct scatterlist *sg, int offset) +{ + int error; + struct scatterlist sg_tmp[10]; + + if (msb->read_only) + return -EROFS; + + if (msb->cache_block_lba == MS_BLOCK_INVALID || + lba != msb->cache_block_lba) + if (add_to_cache_only) + return 0; + + /* If we need to write different block */ + if (msb->cache_block_lba != MS_BLOCK_INVALID && + lba != msb->cache_block_lba) { + dbg_verbose("first flush the cache"); + error = msb_cache_flush(msb); + if (error) + return error; + } + + if (msb->cache_block_lba == MS_BLOCK_INVALID) { + msb->cache_block_lba = lba; + mod_timer(&msb->cache_flush_timer, + jiffies + msecs_to_jiffies(cache_flush_timeout)); + } + + dbg_verbose("Write of LBA %d page %d to cache ", lba, page); + + sg_init_table(sg_tmp, ARRAY_SIZE(sg_tmp)); + msb_sg_copy(sg, sg_tmp, ARRAY_SIZE(sg_tmp), offset, msb->page_size); + + sg_copy_to_buffer(sg_tmp, sg_nents(sg_tmp), + msb->cache + page * msb->page_size, msb->page_size); + + set_bit(page, &msb->valid_cache_bitmap); + return 0; +} + +static int msb_cache_read(struct msb_data *msb, int lba, + int page, struct scatterlist *sg, int offset) +{ + int pba = msb->lba_to_pba_table[lba]; + struct scatterlist sg_tmp[10]; + int error = 0; + + if (lba == msb->cache_block_lba && + test_bit(page, &msb->valid_cache_bitmap)) { + + dbg_verbose("Read of LBA %d (pba %d) sector %d from cache", + lba, pba, page); + + sg_init_table(sg_tmp, ARRAY_SIZE(sg_tmp)); + msb_sg_copy(sg, sg_tmp, ARRAY_SIZE(sg_tmp), + offset, msb->page_size); + sg_copy_from_buffer(sg_tmp, sg_nents(sg_tmp), + msb->cache + msb->page_size * page, + msb->page_size); + } else { + dbg_verbose("Read of LBA %d (pba %d) sector %d from device", + lba, pba, page); + + error = msb_read_page(msb, pba, page, NULL, sg, offset); + if (error) + return error; + + msb_cache_write(msb, lba, page, true, sg, offset); + } + return error; +} + +/* Emulated geometry table + * This table content isn't that importaint, + * One could put here different values, providing that they still + * cover whole disk. + * 64 MB entry is what windows reports for my 64M memstick */ + +static const struct chs_entry chs_table[] = { +/* size sectors cylynders heads */ + { 4, 16, 247, 2 }, + { 8, 16, 495, 2 }, + { 16, 16, 495, 4 }, + { 32, 16, 991, 4 }, + { 64, 16, 991, 8 }, + {128, 16, 991, 16 }, + { 0 } +}; + +/* Load information about the card */ +static int msb_init_card(struct memstick_dev *card) +{ + struct msb_data *msb = memstick_get_drvdata(card); + struct memstick_host *host = card->host; + struct ms_boot_page *boot_block; + int error = 0, i, raw_size_in_megs; + + msb->caps = 0; + + if (card->id.class >= MEMSTICK_CLASS_ROM && + card->id.class <= MEMSTICK_CLASS_ROM) + msb->read_only = true; + + msb->state = -1; + error = msb_reset(msb, false); + if (error) + return error; + + /* Due to a bug in Jmicron driver written by Alex Dubov, + its serial mode barely works, + so we switch to parallel mode right away */ + if (host->caps & MEMSTICK_CAP_PAR4) + msb_switch_to_parallel(msb); + + msb->page_size = sizeof(struct ms_boot_page); + + /* Read the boot page */ + error = msb_read_boot_blocks(msb); + if (error) + return -EIO; + + boot_block = &msb->boot_page[0]; + + /* Save intersting attributes from boot page */ + msb->block_count = boot_block->attr.number_of_blocks; + msb->page_size = boot_block->attr.page_size; + + msb->pages_in_block = boot_block->attr.block_size * 2; + msb->block_size = msb->page_size * msb->pages_in_block; + + if (msb->page_size > PAGE_SIZE) { + /* this isn't supported by linux at all, anyway*/ + dbg("device page %d size isn't supported", msb->page_size); + return -EINVAL; + } + + msb->block_buffer = kzalloc(msb->block_size, GFP_KERNEL); + if (!msb->block_buffer) + return -ENOMEM; + + raw_size_in_megs = (msb->block_size * msb->block_count) >> 20; + + for (i = 0; chs_table[i].size; i++) { + + if (chs_table[i].size != raw_size_in_megs) + continue; + + msb->geometry.cylinders = chs_table[i].cyl; + msb->geometry.heads = chs_table[i].head; + msb->geometry.sectors = chs_table[i].sec; + break; + } + + if (boot_block->attr.transfer_supporting == 1) + msb->caps |= MEMSTICK_CAP_PAR4; + + if (boot_block->attr.device_type & 0x03) + msb->read_only = true; + + dbg("Total block count = %d", msb->block_count); + dbg("Each block consists of %d pages", msb->pages_in_block); + dbg("Page size = %d bytes", msb->page_size); + dbg("Parallel mode supported: %d", !!(msb->caps & MEMSTICK_CAP_PAR4)); + dbg("Read only: %d", msb->read_only); + +#if 0 + /* Now we can switch the interface */ + if (host->caps & msb->caps & MEMSTICK_CAP_PAR4) + msb_switch_to_parallel(msb); +#endif + + error = msb_cache_init(msb); + if (error) + return error; + + error = msb_ftl_initialize(msb); + if (error) + return error; + + + /* Read the bad block table */ + error = msb_read_bad_block_table(msb, 0); + + if (error && error != -ENOMEM) { + dbg("failed to read bad block table from primary boot block, trying from backup"); + error = msb_read_bad_block_table(msb, 1); + } + + if (error) + return error; + + /* *drum roll* Scan the media */ + error = msb_ftl_scan(msb); + if (error) { + pr_err("Scan of media failed"); + return error; + } + + return 0; + +} + +static int msb_do_write_request(struct msb_data *msb, int lba, + int page, struct scatterlist *sg, size_t len, int *sucessfuly_written) +{ + int error = 0; + off_t offset = 0; + *sucessfuly_written = 0; + + while (offset < len) { + if (page == 0 && len - offset >= msb->block_size) { + + if (msb->cache_block_lba == lba) + msb_cache_discard(msb); + + dbg_verbose("Writing whole lba %d", lba); + error = msb_update_block(msb, lba, sg, offset); + if (error) + return error; + + offset += msb->block_size; + *sucessfuly_written += msb->block_size; + lba++; + continue; + } + + error = msb_cache_write(msb, lba, page, false, sg, offset); + if (error) + return error; + + offset += msb->page_size; + *sucessfuly_written += msb->page_size; + + page++; + if (page == msb->pages_in_block) { + page = 0; + lba++; + } + } + return 0; +} + +static int msb_do_read_request(struct msb_data *msb, int lba, + int page, struct scatterlist *sg, int len, int *sucessfuly_read) +{ + int error = 0; + int offset = 0; + *sucessfuly_read = 0; + + while (offset < len) { + + error = msb_cache_read(msb, lba, page, sg, offset); + if (error) + return error; + + offset += msb->page_size; + *sucessfuly_read += msb->page_size; + + page++; + if (page == msb->pages_in_block) { + page = 0; + lba++; + } + } + return 0; +} + +static void msb_io_work(struct work_struct *work) +{ + struct msb_data *msb = container_of(work, struct msb_data, io_work); + int page, error, len; + sector_t lba; + unsigned long flags; + struct scatterlist *sg = msb->prealloc_sg; + + dbg_verbose("IO: work started"); + + while (1) { + spin_lock_irqsave(&msb->q_lock, flags); + + if (msb->need_flush_cache) { + msb->need_flush_cache = false; + spin_unlock_irqrestore(&msb->q_lock, flags); + msb_cache_flush(msb); + continue; + } + + if (!msb->req) { + msb->req = blk_fetch_request(msb->queue); + if (!msb->req) { + dbg_verbose("IO: no more requests exiting"); + spin_unlock_irqrestore(&msb->q_lock, flags); + return; + } + } + + spin_unlock_irqrestore(&msb->q_lock, flags); + + /* If card was removed meanwhile */ + if (!msb->req) + return; + + /* process the request */ + dbg_verbose("IO: processing new request"); + blk_rq_map_sg(msb->queue, msb->req, sg); + + lba = blk_rq_pos(msb->req); + + sector_div(lba, msb->page_size / 512); + page = do_div(lba, msb->pages_in_block); + + if (rq_data_dir(msb->req) == READ) + error = msb_do_read_request(msb, lba, page, sg, + blk_rq_bytes(msb->req), &len); + else + error = msb_do_write_request(msb, lba, page, sg, + blk_rq_bytes(msb->req), &len); + + spin_lock_irqsave(&msb->q_lock, flags); + + if (len) + if (!__blk_end_request(msb->req, 0, len)) + msb->req = NULL; + + if (error && msb->req) { + dbg_verbose("IO: ending one sector of the request with error"); + if (!__blk_end_request(msb->req, error, msb->page_size)) + msb->req = NULL; + } + + if (msb->req) + dbg_verbose("IO: request still pending"); + + spin_unlock_irqrestore(&msb->q_lock, flags); + } +} + +static DEFINE_IDR(msb_disk_idr); /*set of used disk numbers */ +static DEFINE_MUTEX(msb_disk_lock); /* protects against races in open/release */ + +static int msb_bd_open(struct block_device *bdev, fmode_t mode) +{ + struct gendisk *disk = bdev->bd_disk; + struct msb_data *msb = disk->private_data; + + dbg_verbose("block device open"); + + mutex_lock(&msb_disk_lock); + + if (msb && msb->card) + msb->usage_count++; + + mutex_unlock(&msb_disk_lock); + return 0; +} + +static void msb_data_clear(struct msb_data *msb) +{ + kfree(msb->boot_page); + kfree(msb->used_blocks_bitmap); + kfree(msb->lba_to_pba_table); + kfree(msb->cache); + msb->card = NULL; +} + +static int msb_disk_release(struct gendisk *disk) +{ + struct msb_data *msb = disk->private_data; + + dbg_verbose("block device release"); + mutex_lock(&msb_disk_lock); + + if (msb) { + if (msb->usage_count) + msb->usage_count--; + + if (!msb->usage_count) { + disk->private_data = NULL; + idr_remove(&msb_disk_idr, msb->disk_id); + put_disk(disk); + kfree(msb); + } + } + mutex_unlock(&msb_disk_lock); + return 0; +} + +static void msb_bd_release(struct gendisk *disk, fmode_t mode) +{ + msb_disk_release(disk); +} + +static int msb_bd_getgeo(struct block_device *bdev, + struct hd_geometry *geo) +{ + struct msb_data *msb = bdev->bd_disk->private_data; + *geo = msb->geometry; + return 0; +} + +static int msb_prepare_req(struct request_queue *q, struct request *req) +{ + if (req->cmd_type != REQ_TYPE_FS && + req->cmd_type != REQ_TYPE_BLOCK_PC) { + blk_dump_rq_flags(req, "MS unsupported request"); + return BLKPREP_KILL; + } + req->cmd_flags |= REQ_DONTPREP; + return BLKPREP_OK; +} + +static void msb_submit_req(struct request_queue *q) +{ + struct memstick_dev *card = q->queuedata; + struct msb_data *msb = memstick_get_drvdata(card); + struct request *req = NULL; + + dbg_verbose("Submit request"); + + if (msb->card_dead) { + dbg("Refusing requests on removed card"); + + WARN_ON(!msb->io_queue_stopped); + + while ((req = blk_fetch_request(q)) != NULL) + __blk_end_request_all(req, -ENODEV); + return; + } + + if (msb->req) + return; + + if (!msb->io_queue_stopped) + queue_work(msb->io_queue, &msb->io_work); +} + +static int msb_check_card(struct memstick_dev *card) +{ + struct msb_data *msb = memstick_get_drvdata(card); + return (msb->card_dead == 0); +} + +static void msb_stop(struct memstick_dev *card) +{ + struct msb_data *msb = memstick_get_drvdata(card); + unsigned long flags; + + dbg("Stopping all msblock IO"); + + spin_lock_irqsave(&msb->q_lock, flags); + blk_stop_queue(msb->queue); + msb->io_queue_stopped = true; + spin_unlock_irqrestore(&msb->q_lock, flags); + + del_timer_sync(&msb->cache_flush_timer); + flush_workqueue(msb->io_queue); + + if (msb->req) { + spin_lock_irqsave(&msb->q_lock, flags); + blk_requeue_request(msb->queue, msb->req); + msb->req = NULL; + spin_unlock_irqrestore(&msb->q_lock, flags); + } + +} + +static void msb_start(struct memstick_dev *card) +{ + struct msb_data *msb = memstick_get_drvdata(card); + unsigned long flags; + + dbg("Resuming IO from msblock"); + + msb_invalidate_reg_window(msb); + + spin_lock_irqsave(&msb->q_lock, flags); + if (!msb->io_queue_stopped || msb->card_dead) { + spin_unlock_irqrestore(&msb->q_lock, flags); + return; + } + spin_unlock_irqrestore(&msb->q_lock, flags); + + /* Kick cache flush anyway, its harmless */ + msb->need_flush_cache = true; + msb->io_queue_stopped = false; + + spin_lock_irqsave(&msb->q_lock, flags); + blk_start_queue(msb->queue); + spin_unlock_irqrestore(&msb->q_lock, flags); + + queue_work(msb->io_queue, &msb->io_work); + +} + +static const struct block_device_operations msb_bdops = { + .open = msb_bd_open, + .release = msb_bd_release, + .getgeo = msb_bd_getgeo, + .owner = THIS_MODULE +}; + +/* Registers the block device */ +static int msb_init_disk(struct memstick_dev *card) +{ + struct msb_data *msb = memstick_get_drvdata(card); + struct memstick_host *host = card->host; + int rc; + u64 limit = BLK_BOUNCE_HIGH; + unsigned long capacity; + + if (host->dev.dma_mask && *(host->dev.dma_mask)) + limit = *(host->dev.dma_mask); + + mutex_lock(&msb_disk_lock); + msb->disk_id = idr_alloc(&msb_disk_idr, card, 0, 256, GFP_KERNEL); + mutex_unlock(&msb_disk_lock); + + if (msb->disk_id < 0) + return msb->disk_id; + + msb->disk = alloc_disk(0); + if (!msb->disk) { + rc = -ENOMEM; + goto out_release_id; + } + + msb->queue = blk_init_queue(msb_submit_req, &msb->q_lock); + if (!msb->queue) { + rc = -ENOMEM; + goto out_put_disk; + } + + msb->queue->queuedata = card; + blk_queue_prep_rq(msb->queue, msb_prepare_req); + + blk_queue_bounce_limit(msb->queue, limit); + blk_queue_max_hw_sectors(msb->queue, MS_BLOCK_MAX_PAGES); + blk_queue_max_segments(msb->queue, MS_BLOCK_MAX_SEGS); + blk_queue_max_segment_size(msb->queue, + MS_BLOCK_MAX_PAGES * msb->page_size); + blk_queue_logical_block_size(msb->queue, msb->page_size); + + sprintf(msb->disk->disk_name, "msblk%d", msb->disk_id); + msb->disk->fops = &msb_bdops; + msb->disk->private_data = msb; + msb->disk->queue = msb->queue; + msb->disk->driverfs_dev = &card->dev; + msb->disk->flags |= GENHD_FL_EXT_DEVT; + + capacity = msb->pages_in_block * msb->logical_block_count; + capacity *= (msb->page_size / 512); + set_capacity(msb->disk, capacity); + dbg("Set total disk size to %lu sectors", capacity); + + msb->usage_count = 1; + msb->io_queue = alloc_ordered_workqueue("ms_block", WQ_MEM_RECLAIM); + INIT_WORK(&msb->io_work, msb_io_work); + sg_init_table(msb->prealloc_sg, MS_BLOCK_MAX_SEGS+1); + + if (msb->read_only) + set_disk_ro(msb->disk, 1); + + msb_start(card); + add_disk(msb->disk); + dbg("Disk added"); + return 0; + +out_put_disk: + put_disk(msb->disk); +out_release_id: + mutex_lock(&msb_disk_lock); + idr_remove(&msb_disk_idr, msb->disk_id); + mutex_unlock(&msb_disk_lock); + return rc; +} + +static int msb_probe(struct memstick_dev *card) +{ + struct msb_data *msb; + int rc = 0; + + msb = kzalloc(sizeof(struct msb_data), GFP_KERNEL); + if (!msb) + return -ENOMEM; + memstick_set_drvdata(card, msb); + msb->card = card; + spin_lock_init(&msb->q_lock); + + rc = msb_init_card(card); + if (rc) + goto out_free; + + rc = msb_init_disk(card); + if (!rc) { + card->check = msb_check_card; + card->stop = msb_stop; + card->start = msb_start; + return 0; + } +out_free: + memstick_set_drvdata(card, NULL); + msb_data_clear(msb); + kfree(msb); + return rc; +} + +static void msb_remove(struct memstick_dev *card) +{ + struct msb_data *msb = memstick_get_drvdata(card); + unsigned long flags; + + if (!msb->io_queue_stopped) + msb_stop(card); + + dbg("Removing the disk device"); + + /* Take care of unhandled + new requests from now on */ + spin_lock_irqsave(&msb->q_lock, flags); + msb->card_dead = true; + blk_start_queue(msb->queue); + spin_unlock_irqrestore(&msb->q_lock, flags); + + /* Remove the disk */ + del_gendisk(msb->disk); + blk_cleanup_queue(msb->queue); + msb->queue = NULL; + + mutex_lock(&msb_disk_lock); + msb_data_clear(msb); + mutex_unlock(&msb_disk_lock); + + msb_disk_release(msb->disk); + memstick_set_drvdata(card, NULL); +} + +#ifdef CONFIG_PM + +static int msb_suspend(struct memstick_dev *card, pm_message_t state) +{ + msb_stop(card); + return 0; +} + +static int msb_resume(struct memstick_dev *card) +{ + struct msb_data *msb = memstick_get_drvdata(card); + struct msb_data *new_msb = NULL; + bool card_dead = true; + +#ifndef CONFIG_MEMSTICK_UNSAFE_RESUME + msb->card_dead = true; + return 0; +#endif + mutex_lock(&card->host->lock); + + new_msb = kzalloc(sizeof(struct msb_data), GFP_KERNEL); + if (!new_msb) + goto out; + + new_msb->card = card; + memstick_set_drvdata(card, new_msb); + spin_lock_init(&new_msb->q_lock); + sg_init_table(msb->prealloc_sg, MS_BLOCK_MAX_SEGS+1); + + if (msb_init_card(card)) + goto out; + + if (msb->block_size != new_msb->block_size) + goto out; + + if (memcmp(msb->boot_page, new_msb->boot_page, + sizeof(struct ms_boot_page))) + goto out; + + if (msb->logical_block_count != new_msb->logical_block_count || + memcmp(msb->lba_to_pba_table, new_msb->lba_to_pba_table, + msb->logical_block_count)) + goto out; + + if (msb->block_count != new_msb->block_count || + memcmp(msb->used_blocks_bitmap, new_msb->used_blocks_bitmap, + msb->block_count / 8)) + goto out; + + card_dead = false; +out: + if (card_dead) + dbg("Card was removed/replaced during suspend"); + + msb->card_dead = card_dead; + memstick_set_drvdata(card, msb); + + if (new_msb) { + msb_data_clear(new_msb); + kfree(new_msb); + } + + msb_start(card); + mutex_unlock(&card->host->lock); + return 0; +} +#else + +#define msb_suspend NULL +#define msb_resume NULL + +#endif /* CONFIG_PM */ + +static struct memstick_device_id msb_id_tbl[] = { + {MEMSTICK_MATCH_ALL, MEMSTICK_TYPE_LEGACY, MEMSTICK_CATEGORY_STORAGE, + MEMSTICK_CLASS_FLASH}, + + {MEMSTICK_MATCH_ALL, MEMSTICK_TYPE_LEGACY, MEMSTICK_CATEGORY_STORAGE, + MEMSTICK_CLASS_ROM}, + + {MEMSTICK_MATCH_ALL, MEMSTICK_TYPE_LEGACY, MEMSTICK_CATEGORY_STORAGE, + MEMSTICK_CLASS_RO}, + + {MEMSTICK_MATCH_ALL, MEMSTICK_TYPE_LEGACY, MEMSTICK_CATEGORY_STORAGE, + MEMSTICK_CLASS_WP}, + + {MEMSTICK_MATCH_ALL, MEMSTICK_TYPE_DUO, MEMSTICK_CATEGORY_STORAGE_DUO, + MEMSTICK_CLASS_DUO}, + {} +}; +MODULE_DEVICE_TABLE(memstick, msb_id_tbl); + + +static struct memstick_driver msb_driver = { + .driver = { + .name = DRIVER_NAME, + .owner = THIS_MODULE + }, + .id_table = msb_id_tbl, + .probe = msb_probe, + .remove = msb_remove, + .suspend = msb_suspend, + .resume = msb_resume +}; + +static int major; + +static int __init msb_init(void) +{ + int rc = register_blkdev(0, DRIVER_NAME); + + if (rc < 0) { + pr_err("failed to register major (error %d)\n", rc); + return rc; + } + + major = rc; + rc = memstick_register_driver(&msb_driver); + if (rc) { + unregister_blkdev(major, DRIVER_NAME); + pr_err("failed to register memstick driver (error %d)\n", rc); + } + + return rc; +} + +static void __exit msb_exit(void) +{ + memstick_unregister_driver(&msb_driver); + unregister_blkdev(major, DRIVER_NAME); + idr_destroy(&msb_disk_idr); +} + +module_init(msb_init); +module_exit(msb_exit); + +module_param(cache_flush_timeout, int, S_IRUGO); +MODULE_PARM_DESC(cache_flush_timeout, + "Cache flush timeout in msec (1000 default)"); +module_param(debug, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(debug, "Debug level (0-2)"); + +module_param(verify_writes, bool, S_IRUGO); +MODULE_PARM_DESC(verify_writes, "Read back and check all data that is written"); + +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Maxim Levitsky"); +MODULE_DESCRIPTION("Sony MemoryStick block device driver"); diff --git a/drivers/memstick/core/ms_block.h b/drivers/memstick/core/ms_block.h new file mode 100644 index 00000000000..96e63755098 --- /dev/null +++ b/drivers/memstick/core/ms_block.h @@ -0,0 +1,290 @@ +/* + * ms_block.h - Sony MemoryStick (legacy) storage support + + * Copyright (C) 2013 Maxim Levitsky <maximlevitsky@gmail.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * Minor portions of the driver are copied from mspro_block.c which is + * Copyright (C) 2007 Alex Dubov <oakad@yahoo.com> + * + * Also ms structures were copied from old broken driver by same author + * These probably come from MS spec + * + */ + +#ifndef MS_BLOCK_NEW_H +#define MS_BLOCK_NEW_H + +#define MS_BLOCK_MAX_SEGS 32 +#define MS_BLOCK_MAX_PAGES ((2 << 16) - 1) + +#define MS_BLOCK_MAX_BOOT_ADDR 0x000c +#define MS_BLOCK_BOOT_ID 0x0001 +#define MS_BLOCK_INVALID 0xffff +#define MS_MAX_ZONES 16 +#define MS_BLOCKS_IN_ZONE 512 + +#define MS_BLOCK_MAP_LINE_SZ 16 +#define MS_BLOCK_PART_SHIFT 3 + + +#define MEMSTICK_UNCORR_ERROR (MEMSTICK_STATUS1_UCFG | \ + MEMSTICK_STATUS1_UCEX | MEMSTICK_STATUS1_UCDT) + +#define MEMSTICK_CORR_ERROR (MEMSTICK_STATUS1_FGER | MEMSTICK_STATUS1_EXER | \ + MEMSTICK_STATUS1_DTER) + +#define MEMSTICK_INT_ERROR (MEMSTICK_INT_CMDNAK | MEMSTICK_INT_ERR) + +#define MEMSTICK_OVERWRITE_FLAG_NORMAL \ + (MEMSTICK_OVERWRITE_PGST1 | \ + MEMSTICK_OVERWRITE_PGST0 | \ + MEMSTICK_OVERWRITE_BKST) + +#define MEMSTICK_OV_PG_NORMAL \ + (MEMSTICK_OVERWRITE_PGST1 | MEMSTICK_OVERWRITE_PGST0) + +#define MEMSTICK_MANAGMENT_FLAG_NORMAL \ + (MEMSTICK_MANAGEMENT_SYSFLG | \ + MEMSTICK_MANAGEMENT_SCMS1 | \ + MEMSTICK_MANAGEMENT_SCMS0) \ + +struct ms_boot_header { + unsigned short block_id; + unsigned short format_reserved; + unsigned char reserved0[184]; + unsigned char data_entry; + unsigned char reserved1[179]; +} __packed; + + +struct ms_system_item { + unsigned int start_addr; + unsigned int data_size; + unsigned char data_type_id; + unsigned char reserved[3]; +} __packed; + +struct ms_system_entry { + struct ms_system_item disabled_block; + struct ms_system_item cis_idi; + unsigned char reserved[24]; +} __packed; + +struct ms_boot_attr_info { + unsigned char memorystick_class; + unsigned char format_unique_value1; + unsigned short block_size; + unsigned short number_of_blocks; + unsigned short number_of_effective_blocks; + unsigned short page_size; + unsigned char extra_data_size; + unsigned char format_unique_value2; + unsigned char assembly_time[8]; + unsigned char format_unique_value3; + unsigned char serial_number[3]; + unsigned char assembly_manufacturer_code; + unsigned char assembly_model_code[3]; + unsigned short memory_manufacturer_code; + unsigned short memory_device_code; + unsigned short implemented_capacity; + unsigned char format_unique_value4[2]; + unsigned char vcc; + unsigned char vpp; + unsigned short controller_number; + unsigned short controller_function; + unsigned char reserved0[9]; + unsigned char transfer_supporting; + unsigned short format_unique_value5; + unsigned char format_type; + unsigned char memorystick_application; + unsigned char device_type; + unsigned char reserved1[22]; + unsigned char format_uniqure_value6[2]; + unsigned char reserved2[15]; +} __packed; + +struct ms_cis_idi { + unsigned short general_config; + unsigned short logical_cylinders; + unsigned short reserved0; + unsigned short logical_heads; + unsigned short track_size; + unsigned short page_size; + unsigned short pages_per_track; + unsigned short msw; + unsigned short lsw; + unsigned short reserved1; + unsigned char serial_number[20]; + unsigned short buffer_type; + unsigned short buffer_size_increments; + unsigned short long_command_ecc; + unsigned char firmware_version[28]; + unsigned char model_name[18]; + unsigned short reserved2[5]; + unsigned short pio_mode_number; + unsigned short dma_mode_number; + unsigned short field_validity; + unsigned short current_logical_cylinders; + unsigned short current_logical_heads; + unsigned short current_pages_per_track; + unsigned int current_page_capacity; + unsigned short mutiple_page_setting; + unsigned int addressable_pages; + unsigned short single_word_dma; + unsigned short multi_word_dma; + unsigned char reserved3[128]; +} __packed; + + +struct ms_boot_page { + struct ms_boot_header header; + struct ms_system_entry entry; + struct ms_boot_attr_info attr; +} __packed; + +struct msb_data { + unsigned int usage_count; + struct memstick_dev *card; + struct gendisk *disk; + struct request_queue *queue; + spinlock_t q_lock; + struct hd_geometry geometry; + struct attribute_group attr_group; + struct request *req; + int caps; + int disk_id; + + /* IO */ + struct workqueue_struct *io_queue; + bool io_queue_stopped; + struct work_struct io_work; + bool card_dead; + + /* Media properties */ + struct ms_boot_page *boot_page; + u16 boot_block_locations[2]; + int boot_block_count; + + bool read_only; + unsigned short page_size; + int block_size; + int pages_in_block; + int zone_count; + int block_count; + int logical_block_count; + + /* FTL tables */ + unsigned long *used_blocks_bitmap; + unsigned long *erased_blocks_bitmap; + u16 *lba_to_pba_table; + int free_block_count[MS_MAX_ZONES]; + bool ftl_initialized; + + /* Cache */ + unsigned char *cache; + unsigned long valid_cache_bitmap; + int cache_block_lba; + bool need_flush_cache; + struct timer_list cache_flush_timer; + + /* Preallocated buffers */ + unsigned char *block_buffer; + struct scatterlist prealloc_sg[MS_BLOCK_MAX_SEGS+1]; + + + /* handler's local data */ + struct ms_register_addr reg_addr; + bool addr_valid; + + u8 command_value; + bool command_need_oob; + struct scatterlist *current_sg; + int current_sg_offset; + + struct ms_register regs; + int current_page; + + int state; + int exit_error; + bool int_polling; + unsigned long int_timeout; + +}; + +enum msb_readpage_states { + MSB_RP_SEND_BLOCK_ADDRESS = 0, + MSB_RP_SEND_READ_COMMAND, + + MSB_RP_SEND_INT_REQ, + MSB_RP_RECEIVE_INT_REQ_RESULT, + + MSB_RP_SEND_READ_STATUS_REG, + MSB_RP_RECIVE_STATUS_REG, + + MSB_RP_SEND_OOB_READ, + MSB_RP_RECEIVE_OOB_READ, + + MSB_RP_SEND_READ_DATA, + MSB_RP_RECEIVE_READ_DATA, +}; + +enum msb_write_block_states { + MSB_WB_SEND_WRITE_PARAMS = 0, + MSB_WB_SEND_WRITE_OOB, + MSB_WB_SEND_WRITE_COMMAND, + + MSB_WB_SEND_INT_REQ, + MSB_WB_RECEIVE_INT_REQ, + + MSB_WB_SEND_WRITE_DATA, + MSB_WB_RECEIVE_WRITE_CONFIRMATION, +}; + +enum msb_send_command_states { + MSB_SC_SEND_WRITE_PARAMS, + MSB_SC_SEND_WRITE_OOB, + MSB_SC_SEND_COMMAND, + + MSB_SC_SEND_INT_REQ, + MSB_SC_RECEIVE_INT_REQ, + +}; + +enum msb_reset_states { + MSB_RS_SEND, + MSB_RS_CONFIRM, +}; + +enum msb_par_switch_states { + MSB_PS_SEND_SWITCH_COMMAND, + MSB_PS_SWICH_HOST, + MSB_PS_CONFIRM, +}; + +struct chs_entry { + unsigned long size; + unsigned char sec; + unsigned short cyl; + unsigned char head; +}; + +static int msb_reset(struct msb_data *msb, bool full); + +static int h_msb_default_bad(struct memstick_dev *card, + struct memstick_request **mrq); + +#define __dbg(level, format, ...) \ + do { \ + if (debug >= level) \ + pr_err(format "\n", ## __VA_ARGS__); \ + } while (0) + + +#define dbg(format, ...) __dbg(1, format, ## __VA_ARGS__) +#define dbg_verbose(format, ...) __dbg(2, format, ## __VA_ARGS__) + +#endif diff --git a/drivers/memstick/host/rtsx_pci_ms.c b/drivers/memstick/host/rtsx_pci_ms.c index cf8bd727dfc..25f8f93decb 100644 --- a/drivers/memstick/host/rtsx_pci_ms.c +++ b/drivers/memstick/host/rtsx_pci_ms.c @@ -612,8 +612,6 @@ static int rtsx_pci_ms_drv_remove(struct platform_device *pdev) memstick_remove_host(msh); memstick_free_host(msh); - platform_set_drvdata(pdev, NULL); - dev_dbg(&(pdev->dev), ": Realtek PCI-E Memstick controller has been removed\n"); diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig index e0e46f50f95..914c3d142f7 100644 --- a/drivers/mfd/Kconfig +++ b/drivers/mfd/Kconfig @@ -23,7 +23,7 @@ config MFD_AS3711 select MFD_CORE select REGMAP_I2C select REGMAP_IRQ - depends on I2C=y && GENERIC_HARDIRQS + depends on I2C=y help Support for the AS3711 PMIC from AMS @@ -40,7 +40,7 @@ config PMIC_ADP5520 config MFD_AAT2870_CORE bool "AnalogicTech AAT2870" select MFD_CORE - depends on I2C=y && GPIOLIB && GENERIC_HARDIRQS + depends on I2C=y && GPIOLIB help If you say yes here you get support for the AAT2870. This driver provides common support for accessing the device, @@ -78,7 +78,7 @@ config MFD_CROS_EC_SPI config MFD_ASIC3 bool "Compaq ASIC3" - depends on GENERIC_HARDIRQS && GPIOLIB && ARM + depends on GPIOLIB && ARM select MFD_CORE ---help--- This driver supports the ASIC3 multifunction chip found on many @@ -104,7 +104,7 @@ config MFD_DA9052_SPI select REGMAP_SPI select REGMAP_IRQ select PMIC_DA9052 - depends on SPI_MASTER=y && GENERIC_HARDIRQS + depends on SPI_MASTER=y help Support for the Dialog Semiconductor DA9052 PMIC when controlled using SPI. This driver provides common support @@ -116,7 +116,7 @@ config MFD_DA9052_I2C select REGMAP_I2C select REGMAP_IRQ select PMIC_DA9052 - depends on I2C=y && GENERIC_HARDIRQS + depends on I2C=y help Support for the Dialog Semiconductor DA9052 PMIC when controlled using I2C. This driver provides common support @@ -128,7 +128,7 @@ config MFD_DA9055 select REGMAP_I2C select REGMAP_IRQ select MFD_CORE - depends on I2C=y && GENERIC_HARDIRQS + depends on I2C=y help Say yes here for support of Dialog Semiconductor DA9055. This is a Power Management IC. This driver provides common support for @@ -144,7 +144,7 @@ config MFD_DA9063 select MFD_CORE select REGMAP_I2C select REGMAP_IRQ - depends on I2C=y && GENERIC_HARDIRQS + depends on I2C=y help Say yes here for support for the Dialog Semiconductor DA9063 PMIC. This includes the I2C driver and core APIs. @@ -156,7 +156,7 @@ config MFD_MC13783 config MFD_MC13XXX tristate - depends on (SPI_MASTER || I2C) && GENERIC_HARDIRQS + depends on (SPI_MASTER || I2C) select MFD_CORE select MFD_MC13783 help @@ -167,7 +167,7 @@ config MFD_MC13XXX config MFD_MC13XXX_SPI tristate "Freescale MC13783 and MC13892 SPI interface" - depends on SPI_MASTER && GENERIC_HARDIRQS + depends on SPI_MASTER select REGMAP_SPI select MFD_MC13XXX help @@ -175,7 +175,7 @@ config MFD_MC13XXX_SPI config MFD_MC13XXX_I2C tristate "Freescale MC13892 I2C interface" - depends on I2C && GENERIC_HARDIRQS + depends on I2C select REGMAP_I2C select MFD_MC13XXX help @@ -183,7 +183,7 @@ config MFD_MC13XXX_I2C config HTC_EGPIO bool "HTC EGPIO support" - depends on GENERIC_HARDIRQS && GPIOLIB && ARM + depends on GPIOLIB && ARM help This driver supports the CPLD egpio chip present on several HTC phones. It provides basic support for input @@ -192,7 +192,6 @@ config HTC_EGPIO config HTC_PASIC3 tristate "HTC PASIC3 LED/DS1WM chip support" select MFD_CORE - depends on GENERIC_HARDIRQS help This core driver provides register access for the LED/DS1WM chips labeled "AIC2" and "AIC3", found on HTC Blueangel and @@ -210,7 +209,7 @@ config HTC_I2CPLD config LPC_ICH tristate "Intel ICH LPC" - depends on PCI && GENERIC_HARDIRQS + depends on PCI select MFD_CORE help The LPC bridge function of the Intel ICH provides support for @@ -220,7 +219,7 @@ config LPC_ICH config LPC_SCH tristate "Intel SCH LPC" - depends on PCI && GENERIC_HARDIRQS + depends on PCI select MFD_CORE help LPC bridge function of the Intel SCH provides support for @@ -238,7 +237,7 @@ config MFD_INTEL_MSIC config MFD_JANZ_CMODIO tristate "Janz CMOD-IO PCI MODULbus Carrier Board" select MFD_CORE - depends on PCI && GENERIC_HARDIRQS + depends on PCI help This is the core driver for the Janz CMOD-IO PCI MODULbus carrier board. This device is a PCI to MODULbus bridge which may @@ -277,7 +276,7 @@ config MFD_KEMPLD config MFD_88PM800 tristate "Marvell 88PM800" - depends on I2C=y && GENERIC_HARDIRQS + depends on I2C=y select REGMAP_I2C select REGMAP_IRQ select MFD_CORE @@ -289,7 +288,7 @@ config MFD_88PM800 config MFD_88PM805 tristate "Marvell 88PM805" - depends on I2C=y && GENERIC_HARDIRQS + depends on I2C=y select REGMAP_I2C select REGMAP_IRQ select MFD_CORE @@ -301,7 +300,7 @@ config MFD_88PM805 config MFD_88PM860X bool "Marvell 88PM8606/88PM8607" - depends on I2C=y && GENERIC_HARDIRQS + depends on I2C=y select REGMAP_I2C select MFD_CORE help @@ -312,7 +311,7 @@ config MFD_88PM860X config MFD_MAX77686 bool "Maxim Semiconductor MAX77686 PMIC Support" - depends on I2C=y && GENERIC_HARDIRQS + depends on I2C=y select MFD_CORE select REGMAP_I2C select IRQ_DOMAIN @@ -325,7 +324,7 @@ config MFD_MAX77686 config MFD_MAX77693 bool "Maxim Semiconductor MAX77693 PMIC Support" - depends on I2C=y && GENERIC_HARDIRQS + depends on I2C=y select MFD_CORE select REGMAP_I2C help @@ -339,7 +338,7 @@ config MFD_MAX77693 config MFD_MAX8907 tristate "Maxim Semiconductor MAX8907 PMIC Support" select MFD_CORE - depends on I2C=y && GENERIC_HARDIRQS + depends on I2C=y select REGMAP_I2C select REGMAP_IRQ help @@ -350,7 +349,7 @@ config MFD_MAX8907 config MFD_MAX8925 bool "Maxim Semiconductor MAX8925 PMIC Support" - depends on I2C=y && GENERIC_HARDIRQS + depends on I2C=y select MFD_CORE help Say yes here to support for Maxim Semiconductor MAX8925. This is @@ -360,7 +359,7 @@ config MFD_MAX8925 config MFD_MAX8997 bool "Maxim Semiconductor MAX8997/8966 PMIC Support" - depends on I2C=y && GENERIC_HARDIRQS + depends on I2C=y select MFD_CORE select IRQ_DOMAIN help @@ -373,7 +372,7 @@ config MFD_MAX8997 config MFD_MAX8998 bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support" - depends on I2C=y && GENERIC_HARDIRQS + depends on I2C=y select MFD_CORE select IRQ_DOMAIN help @@ -385,7 +384,7 @@ config MFD_MAX8998 config EZX_PCAP bool "Motorola EZXPCAP Support" - depends on GENERIC_HARDIRQS && SPI_MASTER + depends on SPI_MASTER help This enables the PCAP ASIC present on EZX Phones. This is needed for MMC, TouchScreen, Sound, USB, etc.. @@ -393,7 +392,7 @@ config EZX_PCAP config MFD_VIPERBOARD tristate "Nano River Technologies Viperboard" select MFD_CORE - depends on USB && GENERIC_HARDIRQS + depends on USB default n help Say yes here if you want support for Nano River Technologies @@ -407,7 +406,7 @@ config MFD_VIPERBOARD config MFD_RETU tristate "Nokia Retu and Tahvo multi-function device" select MFD_CORE - depends on I2C && GENERIC_HARDIRQS + depends on I2C select REGMAP_IRQ help Retu and Tahvo are a multi-function devices found on Nokia @@ -480,7 +479,7 @@ config MFD_PM8XXX_IRQ config MFD_RDC321X tristate "RDC R-321x southbridge" select MFD_CORE - depends on PCI && GENERIC_HARDIRQS + depends on PCI help Say yes here if you want to have support for the RDC R-321x SoC southbridge which provides access to GPIOs and Watchdog using the @@ -488,7 +487,7 @@ config MFD_RDC321X config MFD_RTSX_PCI tristate "Realtek PCI-E card reader" - depends on PCI && GENERIC_HARDIRQS + depends on PCI select MFD_CORE help This supports for Realtek PCI-Express card reader including rts5209, @@ -498,7 +497,7 @@ config MFD_RTSX_PCI config MFD_RC5T583 bool "Ricoh RC5T583 Power Management system device" - depends on I2C=y && GENERIC_HARDIRQS + depends on I2C=y select MFD_CORE select REGMAP_I2C help @@ -512,7 +511,7 @@ config MFD_RC5T583 config MFD_SEC_CORE bool "SAMSUNG Electronics PMIC Series Support" - depends on I2C=y && GENERIC_HARDIRQS + depends on I2C=y select MFD_CORE select REGMAP_I2C select REGMAP_IRQ @@ -555,7 +554,7 @@ config MFD_SM501_GPIO config MFD_SMSC bool "SMSC ECE1099 series chips" - depends on I2C=y && GENERIC_HARDIRQS + depends on I2C=y select MFD_CORE select REGMAP_I2C help @@ -577,7 +576,7 @@ config ABX500_CORE config AB3100_CORE bool "ST-Ericsson AB3100 Mixed Signal Circuit core functions" - depends on I2C=y && ABX500_CORE && GENERIC_HARDIRQS + depends on I2C=y && ABX500_CORE select MFD_CORE default y if ARCH_U300 help @@ -601,7 +600,7 @@ config AB3100_OTP config AB8500_CORE bool "ST-Ericsson AB8500 Mixed Signal Power Management chip" - depends on GENERIC_HARDIRQS && ABX500_CORE && MFD_DB8500_PRCMU + depends on ABX500_CORE && MFD_DB8500_PRCMU select POWER_SUPPLY select MFD_CORE select IRQ_DOMAIN @@ -639,7 +638,7 @@ config MFD_DB8500_PRCMU config MFD_STMPE bool "STMicroelectronics STMPE" - depends on (I2C=y || SPI_MASTER=y) && GENERIC_HARDIRQS + depends on (I2C=y || SPI_MASTER=y) select MFD_CORE help Support for the STMPE family of I/O Expanders from @@ -680,7 +679,7 @@ endmenu config MFD_STA2X11 bool "STMicroelectronics STA2X11" - depends on STA2X11 && GENERIC_HARDIRQS + depends on STA2X11 select MFD_CORE select REGMAP_MMIO @@ -700,7 +699,6 @@ config MFD_TI_AM335X_TSCADC select MFD_CORE select REGMAP select REGMAP_MMIO - depends on GENERIC_HARDIRQS help If you say yes here you get support for Texas Instruments series of Touch Screen /ADC chips. @@ -717,7 +715,7 @@ config MFD_DM355EVM_MSP config MFD_LP8788 bool "TI LP8788 Power Management Unit Driver" - depends on I2C=y && GENERIC_HARDIRQS + depends on I2C=y select MFD_CORE select REGMAP_I2C select IRQ_DOMAIN @@ -739,14 +737,14 @@ config MFD_PALMAS select MFD_CORE select REGMAP_I2C select REGMAP_IRQ - depends on I2C=y && GENERIC_HARDIRQS + depends on I2C=y help If you say yes here you get support for the Palmas series of PMIC chips from Texas Instruments. config MFD_TI_SSP tristate "TI Sequencer Serial Port support" - depends on ARCH_DAVINCI_TNETV107X && GENERIC_HARDIRQS + depends on ARCH_DAVINCI_TNETV107X select MFD_CORE ---help--- Say Y here if you want support for the Sequencer Serial Port @@ -761,7 +759,6 @@ config TPS6105X select REGULATOR select MFD_CORE select REGULATOR_FIXED_VOLTAGE - depends on GENERIC_HARDIRQS help This option enables a driver for the TP61050/TPS61052 high-power "white LED driver". This boost converter is @@ -784,7 +781,7 @@ config TPS65010 config TPS6507X tristate "TI TPS6507x Power Management / Touch Screen chips" select MFD_CORE - depends on I2C && GENERIC_HARDIRQS + depends on I2C help If you say yes here you get support for the TPS6507x series of Power Management / Touch Screen chips. These include voltage @@ -798,7 +795,7 @@ config TPS65911_COMPARATOR config MFD_TPS65090 bool "TI TPS65090 Power Management chips" - depends on I2C=y && GENERIC_HARDIRQS + depends on I2C=y select MFD_CORE select REGMAP_I2C select REGMAP_IRQ @@ -811,7 +808,7 @@ config MFD_TPS65090 config MFD_TPS65217 tristate "TI TPS65217 Power Management / White LED chips" - depends on I2C && GENERIC_HARDIRQS + depends on I2C select MFD_CORE select REGMAP_I2C help @@ -826,7 +823,7 @@ config MFD_TPS65217 config MFD_TPS6586X bool "TI TPS6586x Power Management chips" - depends on I2C=y && GENERIC_HARDIRQS + depends on I2C=y select MFD_CORE select REGMAP_I2C help @@ -841,7 +838,7 @@ config MFD_TPS6586X config MFD_TPS65910 bool "TI TPS65910 Power Management chip" - depends on I2C=y && GPIOLIB && GENERIC_HARDIRQS + depends on I2C=y && GPIOLIB select MFD_CORE select REGMAP_I2C select REGMAP_IRQ @@ -862,7 +859,7 @@ config MFD_TPS65912_I2C bool "TI TPS65912 Power Management chip with I2C" select MFD_CORE select MFD_TPS65912 - depends on I2C=y && GPIOLIB && GENERIC_HARDIRQS + depends on I2C=y && GPIOLIB help If you say yes here you get support for the TPS65912 series of PM chips with I2C interface. @@ -871,14 +868,14 @@ config MFD_TPS65912_SPI bool "TI TPS65912 Power Management chip with SPI" select MFD_CORE select MFD_TPS65912 - depends on SPI_MASTER && GPIOLIB && GENERIC_HARDIRQS + depends on SPI_MASTER && GPIOLIB help If you say yes here you get support for the TPS65912 series of PM chips with SPI interface. config MFD_TPS80031 bool "TI TPS80031/TPS80032 Power Management chips" - depends on I2C=y && GENERIC_HARDIRQS + depends on I2C=y select MFD_CORE select REGMAP_I2C select REGMAP_IRQ @@ -892,7 +889,7 @@ config MFD_TPS80031 config TWL4030_CORE bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support" - depends on I2C=y && GENERIC_HARDIRQS + depends on I2C=y select IRQ_DOMAIN select REGMAP_I2C help @@ -931,13 +928,13 @@ config TWL4030_POWER config MFD_TWL4030_AUDIO bool "TI TWL4030 Audio" - depends on TWL4030_CORE && GENERIC_HARDIRQS + depends on TWL4030_CORE select MFD_CORE default n config TWL6040_CORE bool "TI TWL6040 audio codec" - depends on I2C=y && GENERIC_HARDIRQS + depends on I2C=y select MFD_CORE select REGMAP_I2C select REGMAP_IRQ @@ -961,7 +958,7 @@ config MENELAUS config MFD_WL1273_CORE tristate "TI WL1273 FM radio" - depends on I2C && GENERIC_HARDIRQS + depends on I2C select MFD_CORE default n help @@ -974,7 +971,6 @@ config MFD_LM3533 depends on I2C select MFD_CORE select REGMAP_I2C - depends on GENERIC_HARDIRQS help Say yes here to enable support for National Semiconductor / TI LM3533 Lighting Power chips. @@ -996,7 +992,7 @@ config MFD_TIMBERDALE config MFD_TC3589X bool "Toshiba TC35892 and variants" - depends on I2C=y && GENERIC_HARDIRQS + depends on I2C=y select MFD_CORE help Support for the Toshiba TC35892 and variants I/O Expander. @@ -1011,7 +1007,7 @@ config MFD_TMIO config MFD_T7L66XB bool "Toshiba T7L66XB" - depends on ARM && HAVE_CLK && GENERIC_HARDIRQS + depends on ARM && HAVE_CLK select MFD_CORE select MFD_TMIO help @@ -1036,7 +1032,7 @@ config MFD_TC6393XB config MFD_VX855 tristate "VIA VX855/VX875 integrated south bridge" - depends on PCI && GENERIC_HARDIRQS + depends on PCI select MFD_CORE help Say yes here to enable support for various functions of the @@ -1054,7 +1050,7 @@ config MFD_ARIZONA_I2C select MFD_ARIZONA select MFD_CORE select REGMAP_I2C - depends on I2C && GENERIC_HARDIRQS + depends on I2C help Support for the Wolfson Microelectronics Arizona platform audio SoC core functionality controlled via I2C. @@ -1064,7 +1060,7 @@ config MFD_ARIZONA_SPI select MFD_ARIZONA select MFD_CORE select REGMAP_SPI - depends on SPI_MASTER && GENERIC_HARDIRQS + depends on SPI_MASTER help Support for the Wolfson Microelectronics Arizona platform audio SoC core functionality controlled via I2C. @@ -1090,7 +1086,7 @@ config MFD_WM8997 config MFD_WM8400 bool "Wolfson Microelectronics WM8400" select MFD_CORE - depends on I2C=y && GENERIC_HARDIRQS + depends on I2C=y select REGMAP_I2C help Support for the Wolfson Microelecronics WM8400 PMIC and audio @@ -1100,7 +1096,6 @@ config MFD_WM8400 config MFD_WM831X bool - depends on GENERIC_HARDIRQS config MFD_WM831X_I2C bool "Wolfson Microelectronics WM831x/2x PMICs with I2C" @@ -1108,7 +1103,7 @@ config MFD_WM831X_I2C select MFD_WM831X select REGMAP_I2C select IRQ_DOMAIN - depends on I2C=y && GENERIC_HARDIRQS + depends on I2C=y help Support for the Wolfson Microelecronics WM831x and WM832x PMICs when controlled using I2C. This driver provides common support @@ -1121,7 +1116,7 @@ config MFD_WM831X_SPI select MFD_WM831X select REGMAP_SPI select IRQ_DOMAIN - depends on SPI_MASTER && GENERIC_HARDIRQS + depends on SPI_MASTER help Support for the Wolfson Microelecronics WM831x and WM832x PMICs when controlled using SPI. This driver provides common support @@ -1130,12 +1125,11 @@ config MFD_WM831X_SPI config MFD_WM8350 bool - depends on GENERIC_HARDIRQS config MFD_WM8350_I2C bool "Wolfson Microelectronics WM8350 with I2C" select MFD_WM8350 - depends on I2C=y && GENERIC_HARDIRQS + depends on I2C=y help The WM8350 is an integrated audio and power management subsystem with watchdog and RTC functionality for embedded @@ -1148,7 +1142,7 @@ config MFD_WM8994 select MFD_CORE select REGMAP_I2C select REGMAP_IRQ - depends on I2C=y && GENERIC_HARDIRQS + depends on I2C=y help The WM8994 is a highly integrated hi-fi CODEC designed for smartphone applicatiosn. As well as audio functionality it diff --git a/drivers/misc/cb710/Kconfig b/drivers/misc/cb710/Kconfig index 5acb9c5b49c..22429b8b106 100644 --- a/drivers/misc/cb710/Kconfig +++ b/drivers/misc/cb710/Kconfig @@ -1,6 +1,6 @@ config CB710_CORE tristate "ENE CB710/720 Flash memory card reader support" - depends on PCI && GENERIC_HARDIRQS + depends on PCI help This option enables support for PCI ENE CB710/720 Flash memory card reader found in some laptops (ie. some versions of HP Compaq nx9500). diff --git a/drivers/mmc/host/Kconfig b/drivers/mmc/host/Kconfig index b7fd5ab80a4..7fc5099e44b 100644 --- a/drivers/mmc/host/Kconfig +++ b/drivers/mmc/host/Kconfig @@ -487,7 +487,7 @@ config MMC_SDHI config MMC_CB710 tristate "ENE CB710 MMC/SD Interface support" - depends on PCI && GENERIC_HARDIRQS + depends on PCI select CB710_CORE help This option enables support for MMC/SD part of ENE CB710/720 Flash diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index 39e5b1c7ffe..72df399c4ab 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -2404,8 +2404,8 @@ static void bond_validate_arp(struct bonding *bond, struct slave *slave, __be32 slave->target_last_arp_rx[i] = jiffies; } -static int bond_arp_rcv(const struct sk_buff *skb, struct bonding *bond, - struct slave *slave) +int bond_arp_rcv(const struct sk_buff *skb, struct bonding *bond, + struct slave *slave) { struct arphdr *arp = (struct arphdr *)skb->data; unsigned char *arp_ptr; diff --git a/drivers/net/bonding/bond_sysfs.c b/drivers/net/bonding/bond_sysfs.c index ce4677668e2..eeab40b01b7 100644 --- a/drivers/net/bonding/bond_sysfs.c +++ b/drivers/net/bonding/bond_sysfs.c @@ -349,6 +349,8 @@ static ssize_t bonding_store_mode(struct device *d, goto out; } + /* don't cache arp_validate between modes */ + bond->params.arp_validate = BOND_ARP_VALIDATE_NONE; bond->params.mode = new_value; bond_set_mode_ops(bond, bond->params.mode); pr_info("%s: setting mode to %s (%d).\n", @@ -419,27 +421,39 @@ static ssize_t bonding_store_arp_validate(struct device *d, struct device_attribute *attr, const char *buf, size_t count) { - int new_value; struct bonding *bond = to_bond(d); + int new_value, ret = count; + if (!rtnl_trylock()) + return restart_syscall(); new_value = bond_parse_parm(buf, arp_validate_tbl); if (new_value < 0) { pr_err("%s: Ignoring invalid arp_validate value %s\n", bond->dev->name, buf); - return -EINVAL; + ret = -EINVAL; + goto out; } - if (new_value && (bond->params.mode != BOND_MODE_ACTIVEBACKUP)) { + if (bond->params.mode != BOND_MODE_ACTIVEBACKUP) { pr_err("%s: arp_validate only supported in active-backup mode.\n", bond->dev->name); - return -EINVAL; + ret = -EINVAL; + goto out; } pr_info("%s: setting arp_validate to %s (%d).\n", bond->dev->name, arp_validate_tbl[new_value].modename, new_value); + if (bond->dev->flags & IFF_UP) { + if (!new_value) + bond->recv_probe = NULL; + else if (bond->params.arp_interval) + bond->recv_probe = bond_arp_rcv; + } bond->params.arp_validate = new_value; +out: + rtnl_unlock(); - return count; + return ret; } static DEVICE_ATTR(arp_validate, S_IRUGO | S_IWUSR, bonding_show_arp_validate, @@ -555,8 +569,8 @@ static ssize_t bonding_store_arp_interval(struct device *d, struct device_attribute *attr, const char *buf, size_t count) { - int new_value, ret = count; struct bonding *bond = to_bond(d); + int new_value, ret = count; if (!rtnl_trylock()) return restart_syscall(); @@ -599,8 +613,13 @@ static ssize_t bonding_store_arp_interval(struct device *d, * is called. */ if (!new_value) { + if (bond->params.arp_validate) + bond->recv_probe = NULL; cancel_delayed_work_sync(&bond->arp_work); } else { + /* arp_validate can be set only in active-backup mode */ + if (bond->params.arp_validate) + bond->recv_probe = bond_arp_rcv; cancel_delayed_work_sync(&bond->mii_work); queue_delayed_work(bond->wq, &bond->arp_work, 0); } diff --git a/drivers/net/bonding/bonding.h b/drivers/net/bonding/bonding.h index f7ab16185f6..7ad8bd5cc94 100644 --- a/drivers/net/bonding/bonding.h +++ b/drivers/net/bonding/bonding.h @@ -430,6 +430,7 @@ static inline bool slave_can_tx(struct slave *slave) struct bond_net; +int bond_arp_rcv(const struct sk_buff *skb, struct bonding *bond, struct slave *slave); struct vlan_entry *bond_next_vlan(struct bonding *bond, struct vlan_entry *curr); int bond_dev_queue_xmit(struct bonding *bond, struct sk_buff *skb, struct net_device *slave_dev); void bond_xmit_slave_id(struct bonding *bond, struct sk_buff *skb, int slave_id); diff --git a/drivers/net/ethernet/broadcom/bcm63xx_enet.c b/drivers/net/ethernet/broadcom/bcm63xx_enet.c index 8ac48fbf8a6..b9a5fb6400d 100644 --- a/drivers/net/ethernet/broadcom/bcm63xx_enet.c +++ b/drivers/net/ethernet/broadcom/bcm63xx_enet.c @@ -926,13 +926,13 @@ static int bcm_enet_open(struct net_device *dev) if (ret) goto out_phy_disconnect; - ret = request_irq(priv->irq_rx, bcm_enet_isr_dma, IRQF_DISABLED, + ret = request_irq(priv->irq_rx, bcm_enet_isr_dma, 0, dev->name, dev); if (ret) goto out_freeirq; ret = request_irq(priv->irq_tx, bcm_enet_isr_dma, - IRQF_DISABLED, dev->name, dev); + 0, dev->name, dev); if (ret) goto out_freeirq_rx; @@ -2156,13 +2156,13 @@ static int bcm_enetsw_open(struct net_device *dev) enet_dmac_writel(priv, 0, ENETDMAC_IRMASK, priv->tx_chan); ret = request_irq(priv->irq_rx, bcm_enet_isr_dma, - IRQF_DISABLED, dev->name, dev); + 0, dev->name, dev); if (ret) goto out_freeirq; if (priv->irq_tx != -1) { ret = request_irq(priv->irq_tx, bcm_enet_isr_dma, - IRQF_DISABLED, dev->name, dev); + 0, dev->name, dev); if (ret) goto out_freeirq_rx; } diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c index 2361bf236ce..90045c920d0 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c @@ -490,10 +490,10 @@ static void bnx2x_set_gro_params(struct sk_buff *skb, u16 parsing_flags, NAPI_GRO_CB(skb)->count = num_of_coalesced_segs; } -static int bnx2x_alloc_rx_sge(struct bnx2x *bp, - struct bnx2x_fastpath *fp, u16 index) +static int bnx2x_alloc_rx_sge(struct bnx2x *bp, struct bnx2x_fastpath *fp, + u16 index, gfp_t gfp_mask) { - struct page *page = alloc_pages(GFP_ATOMIC, PAGES_PER_SGE_SHIFT); + struct page *page = alloc_pages(gfp_mask, PAGES_PER_SGE_SHIFT); struct sw_rx_page *sw_buf = &fp->rx_page_ring[index]; struct eth_rx_sge *sge = &fp->rx_sge_ring[index]; dma_addr_t mapping; @@ -572,7 +572,7 @@ static int bnx2x_fill_frag_skb(struct bnx2x *bp, struct bnx2x_fastpath *fp, /* If we fail to allocate a substitute page, we simply stop where we are and drop the whole packet */ - err = bnx2x_alloc_rx_sge(bp, fp, sge_idx); + err = bnx2x_alloc_rx_sge(bp, fp, sge_idx, GFP_ATOMIC); if (unlikely(err)) { bnx2x_fp_qstats(bp, fp)->rx_skb_alloc_failed++; return err; @@ -616,12 +616,17 @@ static void bnx2x_frag_free(const struct bnx2x_fastpath *fp, void *data) kfree(data); } -static void *bnx2x_frag_alloc(const struct bnx2x_fastpath *fp) +static void *bnx2x_frag_alloc(const struct bnx2x_fastpath *fp, gfp_t gfp_mask) { - if (fp->rx_frag_size) + if (fp->rx_frag_size) { + /* GFP_KERNEL allocations are used only during initialization */ + if (unlikely(gfp_mask & __GFP_WAIT)) + return (void *)__get_free_page(gfp_mask); + return netdev_alloc_frag(fp->rx_frag_size); + } - return kmalloc(fp->rx_buf_size + NET_SKB_PAD, GFP_ATOMIC); + return kmalloc(fp->rx_buf_size + NET_SKB_PAD, gfp_mask); } #ifdef CONFIG_INET @@ -701,7 +706,7 @@ static void bnx2x_tpa_stop(struct bnx2x *bp, struct bnx2x_fastpath *fp, goto drop; /* Try to allocate the new data */ - new_data = bnx2x_frag_alloc(fp); + new_data = bnx2x_frag_alloc(fp, GFP_ATOMIC); /* Unmap skb in the pool anyway, as we are going to change pool entry status to BNX2X_TPA_STOP even if new skb allocation fails. */ @@ -752,15 +757,15 @@ drop: bnx2x_fp_stats(bp, fp)->eth_q_stats.rx_skb_alloc_failed++; } -static int bnx2x_alloc_rx_data(struct bnx2x *bp, - struct bnx2x_fastpath *fp, u16 index) +static int bnx2x_alloc_rx_data(struct bnx2x *bp, struct bnx2x_fastpath *fp, + u16 index, gfp_t gfp_mask) { u8 *data; struct sw_rx_bd *rx_buf = &fp->rx_buf_ring[index]; struct eth_rx_bd *rx_bd = &fp->rx_desc_ring[index]; dma_addr_t mapping; - data = bnx2x_frag_alloc(fp); + data = bnx2x_frag_alloc(fp, gfp_mask); if (unlikely(data == NULL)) return -ENOMEM; @@ -953,7 +958,8 @@ int bnx2x_rx_int(struct bnx2x_fastpath *fp, int budget) memcpy(skb->data, data + pad, len); bnx2x_reuse_rx_data(fp, bd_cons, bd_prod); } else { - if (likely(bnx2x_alloc_rx_data(bp, fp, bd_prod) == 0)) { + if (likely(bnx2x_alloc_rx_data(bp, fp, bd_prod, + GFP_ATOMIC) == 0)) { dma_unmap_single(&bp->pdev->dev, dma_unmap_addr(rx_buf, mapping), fp->rx_buf_size, @@ -1313,7 +1319,8 @@ void bnx2x_init_rx_rings(struct bnx2x *bp) struct sw_rx_bd *first_buf = &tpa_info->first_buf; - first_buf->data = bnx2x_frag_alloc(fp); + first_buf->data = + bnx2x_frag_alloc(fp, GFP_KERNEL); if (!first_buf->data) { BNX2X_ERR("Failed to allocate TPA skb pool for queue[%d] - disabling TPA on this queue!\n", j); @@ -1335,7 +1342,8 @@ void bnx2x_init_rx_rings(struct bnx2x *bp) for (i = 0, ring_prod = 0; i < MAX_RX_SGE_CNT*NUM_RX_SGE_PAGES; i++) { - if (bnx2x_alloc_rx_sge(bp, fp, ring_prod) < 0) { + if (bnx2x_alloc_rx_sge(bp, fp, ring_prod, + GFP_KERNEL) < 0) { BNX2X_ERR("was only able to allocate %d rx sges\n", i); BNX2X_ERR("disabling TPA for queue[%d]\n", @@ -4221,7 +4229,7 @@ static int bnx2x_alloc_rx_bds(struct bnx2x_fastpath *fp, * fp->eth_q_stats.rx_skb_alloc_failed = 0 */ for (i = 0; i < rx_ring_size; i++) { - if (bnx2x_alloc_rx_data(bp, fp, ring_prod) < 0) { + if (bnx2x_alloc_rx_data(bp, fp, ring_prod, GFP_KERNEL) < 0) { failure_cnt++; continue; } diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index 634a793c1c4..2f8dbbbd7a8 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -7645,6 +7645,7 @@ static int bnx2x_init_hw_func(struct bnx2x *bp) bnx2x_init_block(bp, BLOCK_TM, init_phase); bnx2x_init_block(bp, BLOCK_DORQ, init_phase); + REG_WR(bp, DORQ_REG_MODE_ACT, 1); /* no dpm */ bnx2x_iov_init_dq(bp); diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c index b26eb83069b..2604b6204ab 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c @@ -1756,9 +1756,6 @@ void bnx2x_iov_init_dq(struct bnx2x *bp) REG_WR(bp, DORQ_REG_VF_TYPE_MIN_MCID_0, 0); REG_WR(bp, DORQ_REG_VF_TYPE_MAX_MCID_0, 0x1ffff); - /* set the number of VF allowed doorbells to the full DQ range */ - REG_WR(bp, DORQ_REG_VF_NORM_MAX_CID_COUNT, 0x20000); - /* set the VF doorbell threshold */ REG_WR(bp, DORQ_REG_VF_USAGE_CT_LIMIT, 4); } diff --git a/drivers/net/ethernet/cadence/Kconfig b/drivers/net/ethernet/cadence/Kconfig index 8030cc0396f..751d5c7b312 100644 --- a/drivers/net/ethernet/cadence/Kconfig +++ b/drivers/net/ethernet/cadence/Kconfig @@ -22,7 +22,7 @@ if NET_CADENCE config ARM_AT91_ETHER tristate "AT91RM9200 Ethernet support" - depends on GENERIC_HARDIRQS && HAS_DMA + depends on HAS_DMA select MACB ---help--- If you wish to compile a kernel for the AT91RM9200 and enable diff --git a/drivers/net/ethernet/intel/Kconfig b/drivers/net/ethernet/intel/Kconfig index f0e7ed20a75..149ac85b5f9 100644 --- a/drivers/net/ethernet/intel/Kconfig +++ b/drivers/net/ethernet/intel/Kconfig @@ -241,4 +241,22 @@ config IXGBEVF will be called ixgbevf. MSI-X interrupt support is required for this driver to work correctly. +config I40E + tristate "Intel(R) Ethernet Controller XL710 Family support" + depends on PCI + ---help--- + This driver supports Intel(R) Ethernet Controller XL710 Family of + devices. For more information on how to identify your adapter, go + to the Adapter & Driver ID Guide at: + + <http://support.intel.com/support/network/adapter/pro100/21397.htm> + + For general information and support, go to the Intel support + website at: + + <http://support.intel.com> + + To compile this driver as a module, choose M here. The module + will be called i40e. + endif # NET_VENDOR_INTEL diff --git a/drivers/net/ethernet/intel/Makefile b/drivers/net/ethernet/intel/Makefile index c8210e68866..5bae933efc7 100644 --- a/drivers/net/ethernet/intel/Makefile +++ b/drivers/net/ethernet/intel/Makefile @@ -9,4 +9,5 @@ obj-$(CONFIG_IGB) += igb/ obj-$(CONFIG_IGBVF) += igbvf/ obj-$(CONFIG_IXGBE) += ixgbe/ obj-$(CONFIG_IXGBEVF) += ixgbevf/ +obj-$(CONFIG_I40E) += i40e/ obj-$(CONFIG_IXGB) += ixgb/ diff --git a/drivers/net/ethernet/intel/i40e/Makefile b/drivers/net/ethernet/intel/i40e/Makefile new file mode 100644 index 00000000000..479b2c4e552 --- /dev/null +++ b/drivers/net/ethernet/intel/i40e/Makefile @@ -0,0 +1,44 @@ +################################################################################ +# +# Intel Ethernet Controller XL710 Family Linux Driver +# Copyright(c) 2013 Intel Corporation. +# +# This program is free software; you can redistribute it and/or modify it +# under the terms and conditions of the GNU General Public License, +# version 2, as published by the Free Software Foundation. +# +# This program is distributed in the hope it will be useful, but WITHOUT +# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or +# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for +# more details. +# +# You should have received a copy of the GNU General Public License along with +# this program; if not, write to the Free Software Foundation, Inc., +# 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. +# +# The full GNU General Public License is included in this distribution in +# the file called "COPYING". +# +# Contact Information: +# e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> +# Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 +# +################################################################################ + +# +# Makefile for the Intel(R) Ethernet Connection XL710 (i40e.ko) driver +# + +obj-$(CONFIG_I40E) += i40e.o + +i40e-objs := i40e_main.o \ + i40e_ethtool.o \ + i40e_adminq.o \ + i40e_common.o \ + i40e_hmc.o \ + i40e_lan_hmc.o \ + i40e_nvm.o \ + i40e_debugfs.o \ + i40e_diag.o \ + i40e_txrx.o \ + i40e_virtchnl_pf.o diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/intel/i40e/i40e.h new file mode 100644 index 00000000000..b5252eb8a6c --- /dev/null +++ b/drivers/net/ethernet/intel/i40e/i40e.h @@ -0,0 +1,558 @@ +/******************************************************************************* + * + * Intel Ethernet Controller XL710 Family Linux Driver + * Copyright(c) 2013 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + * + ******************************************************************************/ + +#ifndef _I40E_H_ +#define _I40E_H_ + +#include <net/tcp.h> +#include <linux/init.h> +#include <linux/types.h> +#include <linux/errno.h> +#include <linux/module.h> +#include <linux/pci.h> +#include <linux/aer.h> +#include <linux/netdevice.h> +#include <linux/ioport.h> +#include <linux/slab.h> +#include <linux/list.h> +#include <linux/string.h> +#include <linux/in.h> +#include <linux/ip.h> +#include <linux/tcp.h> +#include <linux/sctp.h> +#include <linux/pkt_sched.h> +#include <linux/ipv6.h> +#include <linux/version.h> +#include <net/checksum.h> +#include <net/ip6_checksum.h> +#include <linux/ethtool.h> +#include <linux/if_vlan.h> +#include "i40e_type.h" +#include "i40e_prototype.h" +#include "i40e_virtchnl.h" +#include "i40e_virtchnl_pf.h" +#include "i40e_txrx.h" + +/* Useful i40e defaults */ +#define I40E_BASE_PF_SEID 16 +#define I40E_BASE_VSI_SEID 512 +#define I40E_BASE_VEB_SEID 288 +#define I40E_MAX_VEB 16 + +#define I40E_MAX_NUM_DESCRIPTORS 4096 +#define I40E_MAX_REGISTER 0x0038FFFF +#define I40E_DEFAULT_NUM_DESCRIPTORS 512 +#define I40E_REQ_DESCRIPTOR_MULTIPLE 32 +#define I40E_MIN_NUM_DESCRIPTORS 64 +#define I40E_MIN_MSIX 2 +#define I40E_DEFAULT_NUM_VMDQ_VSI 8 /* max 256 VSIs */ +#define I40E_DEFAULT_QUEUES_PER_VMDQ 2 /* max 16 qps */ +#define I40E_DEFAULT_QUEUES_PER_VF 4 +#define I40E_DEFAULT_QUEUES_PER_TC 1 /* should be a power of 2 */ +#define I40E_FDIR_RING 0 +#define I40E_FDIR_RING_COUNT 32 +#define I40E_MAX_AQ_BUF_SIZE 4096 +#define I40E_AQ_LEN 32 +#define I40E_AQ_WORK_LIMIT 16 +#define I40E_MAX_USER_PRIORITY 8 +#define I40E_DEFAULT_MSG_ENABLE 4 + +#define I40E_NVM_VERSION_LO_SHIFT 0 +#define I40E_NVM_VERSION_LO_MASK (0xf << I40E_NVM_VERSION_LO_SHIFT) +#define I40E_NVM_VERSION_MID_SHIFT 4 +#define I40E_NVM_VERSION_MID_MASK (0xff << I40E_NVM_VERSION_MID_SHIFT) +#define I40E_NVM_VERSION_HI_SHIFT 12 +#define I40E_NVM_VERSION_HI_MASK (0xf << I40E_NVM_VERSION_HI_SHIFT) + +/* magic for getting defines into strings */ +#define STRINGIFY(foo) #foo +#define XSTRINGIFY(bar) STRINGIFY(bar) + +#ifndef ARCH_HAS_PREFETCH +#define prefetch(X) +#endif + +#define I40E_RX_DESC(R, i) \ + ((ring_is_16byte_desc_enabled(R)) \ + ? (union i40e_32byte_rx_desc *) \ + (&(((union i40e_16byte_rx_desc *)((R)->desc))[i])) \ + : (&(((union i40e_32byte_rx_desc *)((R)->desc))[i]))) +#define I40E_TX_DESC(R, i) \ + (&(((struct i40e_tx_desc *)((R)->desc))[i])) +#define I40E_TX_CTXTDESC(R, i) \ + (&(((struct i40e_tx_context_desc *)((R)->desc))[i])) +#define I40E_TX_FDIRDESC(R, i) \ + (&(((struct i40e_filter_program_desc *)((R)->desc))[i])) + +/* default to trying for four seconds */ +#define I40E_TRY_LINK_TIMEOUT (4 * HZ) + +/* driver state flags */ +enum i40e_state_t { + __I40E_TESTING, + __I40E_CONFIG_BUSY, + __I40E_CONFIG_DONE, + __I40E_DOWN, + __I40E_NEEDS_RESTART, + __I40E_SERVICE_SCHED, + __I40E_ADMINQ_EVENT_PENDING, + __I40E_MDD_EVENT_PENDING, + __I40E_VFLR_EVENT_PENDING, + __I40E_RESET_RECOVERY_PENDING, + __I40E_RESET_INTR_RECEIVED, + __I40E_REINIT_REQUESTED, + __I40E_PF_RESET_REQUESTED, + __I40E_CORE_RESET_REQUESTED, + __I40E_GLOBAL_RESET_REQUESTED, + __I40E_FILTER_OVERFLOW_PROMISC, +}; + +enum i40e_interrupt_policy { + I40E_INTERRUPT_BEST_CASE, + I40E_INTERRUPT_MEDIUM, + I40E_INTERRUPT_LOWEST +}; + +struct i40e_lump_tracking { + u16 num_entries; + u16 search_hint; + u16 list[0]; +#define I40E_PILE_VALID_BIT 0x8000 +}; + +#define I40E_DEFAULT_ATR_SAMPLE_RATE 20 +#define I40E_FDIR_MAX_RAW_PACKET_LOOKUP 512 +struct i40e_fdir_data { + u16 q_index; + u8 flex_off; + u8 pctype; + u16 dest_vsi; + u8 dest_ctl; + u8 fd_status; + u16 cnt_index; + u32 fd_id; + u8 *raw_packet; +}; + +#define I40E_DCB_PRIO_TYPE_STRICT 0 +#define I40E_DCB_PRIO_TYPE_ETS 1 +#define I40E_DCB_STRICT_PRIO_CREDITS 127 +#define I40E_MAX_USER_PRIORITY 8 +/* DCB per TC information data structure */ +struct i40e_tc_info { + u16 qoffset; /* Queue offset from base queue */ + u16 qcount; /* Total Queues */ + u8 netdev_tc; /* Netdev TC index if netdev associated */ +}; + +/* TC configuration data structure */ +struct i40e_tc_configuration { + u8 numtc; /* Total number of enabled TCs */ + u8 enabled_tc; /* TC map */ + struct i40e_tc_info tc_info[I40E_MAX_TRAFFIC_CLASS]; +}; + +/* struct that defines the Ethernet device */ +struct i40e_pf { + struct pci_dev *pdev; + struct i40e_hw hw; + unsigned long state; + unsigned long link_check_timeout; + struct msix_entry *msix_entries; + u16 num_msix_entries; + bool fc_autoneg_status; + + u16 eeprom_version; + u16 num_vmdq_vsis; /* num vmdq pools this pf has set up */ + u16 num_vmdq_qps; /* num queue pairs per vmdq pool */ + u16 num_vmdq_msix; /* num queue vectors per vmdq pool */ + u16 num_req_vfs; /* num vfs requested for this vf */ + u16 num_vf_qps; /* num queue pairs per vf */ + u16 num_tc_qps; /* num queue pairs per TC */ + u16 num_lan_qps; /* num lan queues this pf has set up */ + u16 num_lan_msix; /* num queue vectors for the base pf vsi */ + u16 rss_size; /* num queues in the RSS array */ + u16 rss_size_max; /* HW defined max RSS queues */ + u16 fdir_pf_filter_count; /* num of guaranteed filters for this PF */ + u8 atr_sample_rate; + + enum i40e_interrupt_policy int_policy; + u16 rx_itr_default; + u16 tx_itr_default; + u16 msg_enable; + char misc_int_name[IFNAMSIZ + 9]; + u16 adminq_work_limit; /* num of admin receive queue desc to process */ + int service_timer_period; + struct timer_list service_timer; + struct work_struct service_task; + + u64 flags; +#define I40E_FLAG_RX_CSUM_ENABLED (u64)(1 << 1) +#define I40E_FLAG_MSI_ENABLED (u64)(1 << 2) +#define I40E_FLAG_MSIX_ENABLED (u64)(1 << 3) +#define I40E_FLAG_RX_1BUF_ENABLED (u64)(1 << 4) +#define I40E_FLAG_RX_PS_ENABLED (u64)(1 << 5) +#define I40E_FLAG_RSS_ENABLED (u64)(1 << 6) +#define I40E_FLAG_MQ_ENABLED (u64)(1 << 7) +#define I40E_FLAG_VMDQ_ENABLED (u64)(1 << 8) +#define I40E_FLAG_FDIR_REQUIRES_REINIT (u64)(1 << 9) +#define I40E_FLAG_NEED_LINK_UPDATE (u64)(1 << 10) +#define I40E_FLAG_IN_NETPOLL (u64)(1 << 13) +#define I40E_FLAG_16BYTE_RX_DESC_ENABLED (u64)(1 << 14) +#define I40E_FLAG_CLEAN_ADMINQ (u64)(1 << 15) +#define I40E_FLAG_FILTER_SYNC (u64)(1 << 16) +#define I40E_FLAG_PROCESS_MDD_EVENT (u64)(1 << 18) +#define I40E_FLAG_PROCESS_VFLR_EVENT (u64)(1 << 19) +#define I40E_FLAG_SRIOV_ENABLED (u64)(1 << 20) +#define I40E_FLAG_DCB_ENABLED (u64)(1 << 21) +#define I40E_FLAG_FDIR_ENABLED (u64)(1 << 22) +#define I40E_FLAG_FDIR_ATR_ENABLED (u64)(1 << 23) +#define I40E_FLAG_MFP_ENABLED (u64)(1 << 27) + + u16 num_tx_queues; + u16 num_rx_queues; + + bool stat_offsets_loaded; + struct i40e_hw_port_stats stats; + struct i40e_hw_port_stats stats_offsets; + u32 tx_timeout_count; + u32 tx_timeout_recovery_level; + unsigned long tx_timeout_last_recovery; + u32 hw_csum_rx_error; + u32 led_status; + u16 corer_count; /* Core reset count */ + u16 globr_count; /* Global reset count */ + u16 empr_count; /* EMP reset count */ + u16 pfr_count; /* PF reset count */ + + struct mutex switch_mutex; + u16 lan_vsi; /* our default LAN VSI */ + u16 lan_veb; /* initial relay, if exists */ +#define I40E_NO_VEB 0xffff +#define I40E_NO_VSI 0xffff + u16 next_vsi; /* Next unallocated VSI - 0-based! */ + struct i40e_vsi **vsi; + struct i40e_veb *veb[I40E_MAX_VEB]; + + struct i40e_lump_tracking *qp_pile; + struct i40e_lump_tracking *irq_pile; + + /* switch config info */ + u16 pf_seid; + u16 main_vsi_seid; + u16 mac_seid; + struct i40e_aqc_get_switch_config_data *sw_config; + struct kobject *switch_kobj; +#ifdef CONFIG_DEBUG_FS + struct dentry *i40e_dbg_pf; +#endif /* CONFIG_DEBUG_FS */ + + /* sr-iov config info */ + struct i40e_vf *vf; + int num_alloc_vfs; /* actual number of VFs allocated */ + u32 vf_aq_requests; + + /* DCBx/DCBNL capability for PF that indicates + * whether DCBx is managed by firmware or host + * based agent (LLDPAD). Also, indicates what + * flavor of DCBx protocol (IEEE/CEE) is supported + * by the device. For now we're supporting IEEE + * mode only. + */ + u16 dcbx_cap; + + u32 fcoe_hmc_filt_num; + u32 fcoe_hmc_cntx_num; + struct i40e_filter_control_settings filter_settings; +}; + +struct i40e_mac_filter { + struct list_head list; + u8 macaddr[ETH_ALEN]; +#define I40E_VLAN_ANY -1 + s16 vlan; + u8 counter; /* number of instances of this filter */ + bool is_vf; /* filter belongs to a VF */ + bool is_netdev; /* filter belongs to a netdev */ + bool changed; /* filter needs to be sync'd to the HW */ +}; + +struct i40e_veb { + struct i40e_pf *pf; + u16 idx; + u16 veb_idx; /* index of VEB parent */ + u16 seid; + u16 uplink_seid; + u16 stats_idx; /* index of VEB parent */ + u8 enabled_tc; + u16 flags; + u16 bw_limit; + u8 bw_max_quanta; + bool is_abs_credits; + u8 bw_tc_share_credits[I40E_MAX_TRAFFIC_CLASS]; + u16 bw_tc_limit_credits[I40E_MAX_TRAFFIC_CLASS]; + u8 bw_tc_max_quanta[I40E_MAX_TRAFFIC_CLASS]; + struct kobject *kobj; + bool stat_offsets_loaded; + struct i40e_eth_stats stats; + struct i40e_eth_stats stats_offsets; +}; + +/* struct that defines a VSI, associated with a dev */ +struct i40e_vsi { + struct net_device *netdev; + unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)]; + bool netdev_registered; + bool stat_offsets_loaded; + + u32 current_netdev_flags; + unsigned long state; +#define I40E_VSI_FLAG_FILTER_CHANGED (1<<0) +#define I40E_VSI_FLAG_VEB_OWNER (1<<1) + unsigned long flags; + + struct list_head mac_filter_list; + + /* VSI stats */ + struct rtnl_link_stats64 net_stats; + struct rtnl_link_stats64 net_stats_offsets; + struct i40e_eth_stats eth_stats; + struct i40e_eth_stats eth_stats_offsets; + u32 tx_restart; + u32 tx_busy; + u32 rx_buf_failed; + u32 rx_page_failed; + + /* These are arrays of rings, allocated at run-time */ + struct i40e_ring *rx_rings; + struct i40e_ring *tx_rings; + + u16 work_limit; + /* high bit set means dynamic, use accessor routines to read/write. + * hardware only supports 2us resolution for the ITR registers. + * these values always store the USER setting, and must be converted + * before programming to a register. + */ + u16 rx_itr_setting; + u16 tx_itr_setting; + + u16 max_frame; + u16 rx_hdr_len; + u16 rx_buf_len; + u8 dtype; + + /* List of q_vectors allocated to this VSI */ + struct i40e_q_vector *q_vectors; + int num_q_vectors; + int base_vector; + + u16 seid; /* HW index of this VSI (absolute index) */ + u16 id; /* VSI number */ + u16 uplink_seid; + + u16 base_queue; /* vsi's first queue in hw array */ + u16 alloc_queue_pairs; /* Allocated Tx/Rx queues */ + u16 num_queue_pairs; /* Used tx and rx pairs */ + u16 num_desc; + enum i40e_vsi_type type; /* VSI type, e.g., LAN, FCoE, etc */ + u16 vf_id; /* Virtual function ID for SRIOV VSIs */ + + struct i40e_tc_configuration tc_config; + struct i40e_aqc_vsi_properties_data info; + + /* VSI BW limit (absolute across all TCs) */ + u16 bw_limit; /* VSI BW Limit (0 = disabled) */ + u8 bw_max_quanta; /* Max Quanta when BW limit is enabled */ + + /* Relative TC credits across VSIs */ + u8 bw_ets_share_credits[I40E_MAX_TRAFFIC_CLASS]; + /* TC BW limit credits within VSI */ + u16 bw_ets_limit_credits[I40E_MAX_TRAFFIC_CLASS]; + /* TC BW limit max quanta within VSI */ + u8 bw_ets_max_quanta[I40E_MAX_TRAFFIC_CLASS]; + + struct i40e_pf *back; /* Backreference to associated PF */ + u16 idx; /* index in pf->vsi[] */ + u16 veb_idx; /* index of VEB parent */ + struct kobject *kobj; /* sysfs object */ + + /* VSI specific handlers */ + irqreturn_t (*irq_handler)(int irq, void *data); +} ____cacheline_internodealigned_in_smp; + +struct i40e_netdev_priv { + struct i40e_vsi *vsi; +}; + +/* struct that defines an interrupt vector */ +struct i40e_q_vector { + struct i40e_vsi *vsi; + + u16 v_idx; /* index in the vsi->q_vector array. */ + u16 reg_idx; /* register index of the interrupt */ + + struct napi_struct napi; + + struct i40e_ring_container rx; + struct i40e_ring_container tx; + + u8 num_ringpairs; /* total number of ring pairs in vector */ + + char name[IFNAMSIZ + 9]; + cpumask_t affinity_mask; +} ____cacheline_internodealigned_in_smp; + +/* lan device */ +struct i40e_device { + struct list_head list; + struct i40e_pf *pf; +}; + +/** + * i40e_fw_version_str - format the FW and NVM version strings + * @hw: ptr to the hardware info + **/ +static inline char *i40e_fw_version_str(struct i40e_hw *hw) +{ + static char buf[32]; + + snprintf(buf, sizeof(buf), + "f%d.%d a%d.%d n%02d.%02d.%02d e%08x", + hw->aq.fw_maj_ver, hw->aq.fw_min_ver, + hw->aq.api_maj_ver, hw->aq.api_min_ver, + (hw->nvm.version & I40E_NVM_VERSION_HI_MASK) + >> I40E_NVM_VERSION_HI_SHIFT, + (hw->nvm.version & I40E_NVM_VERSION_MID_MASK) + >> I40E_NVM_VERSION_MID_SHIFT, + (hw->nvm.version & I40E_NVM_VERSION_LO_MASK) + >> I40E_NVM_VERSION_LO_SHIFT, + hw->nvm.eetrack); + + return buf; +} + +/** + * i40e_netdev_to_pf: Retrieve the PF struct for given netdev + * @netdev: the corresponding netdev + * + * Return the PF struct for the given netdev + **/ +static inline struct i40e_pf *i40e_netdev_to_pf(struct net_device *netdev) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_vsi *vsi = np->vsi; + + return vsi->back; +} + +static inline void i40e_vsi_setup_irqhandler(struct i40e_vsi *vsi, + irqreturn_t (*irq_handler)(int, void *)) +{ + vsi->irq_handler = irq_handler; +} + +/** + * i40e_rx_is_programming_status - check for programming status descriptor + * @qw: the first quad word of the program status descriptor + * + * The value of in the descriptor length field indicate if this + * is a programming status descriptor for flow director or FCoE + * by the value of I40E_RX_PROG_STATUS_DESC_LENGTH, otherwise + * it is a packet descriptor. + **/ +static inline bool i40e_rx_is_programming_status(u64 qw) +{ + return I40E_RX_PROG_STATUS_DESC_LENGTH == + (qw >> I40E_RX_PROG_STATUS_DESC_LENGTH_SHIFT); +} + +/* needed by i40e_ethtool.c */ +int i40e_up(struct i40e_vsi *vsi); +void i40e_down(struct i40e_vsi *vsi); +extern const char i40e_driver_name[]; +extern const char i40e_driver_version_str[]; +void i40e_do_reset(struct i40e_pf *pf, u32 reset_flags); +void i40e_update_stats(struct i40e_vsi *vsi); +void i40e_update_eth_stats(struct i40e_vsi *vsi); +struct rtnl_link_stats64 *i40e_get_vsi_stats_struct(struct i40e_vsi *vsi); +int i40e_fetch_switch_configuration(struct i40e_pf *pf, + bool printconfig); + +/* needed by i40e_main.c */ +void i40e_add_fdir_filter(struct i40e_fdir_data fdir_data, + struct i40e_ring *tx_ring); +void i40e_add_remove_filter(struct i40e_fdir_data fdir_data, + struct i40e_ring *tx_ring); +void i40e_update_fdir_filter(struct i40e_fdir_data fdir_data, + struct i40e_ring *tx_ring); +int i40e_program_fdir_filter(struct i40e_fdir_data *fdir_data, + struct i40e_pf *pf, bool add); + +void i40e_set_ethtool_ops(struct net_device *netdev); +struct i40e_mac_filter *i40e_add_filter(struct i40e_vsi *vsi, + u8 *macaddr, s16 vlan, + bool is_vf, bool is_netdev); +void i40e_del_filter(struct i40e_vsi *vsi, u8 *macaddr, s16 vlan, + bool is_vf, bool is_netdev); +int i40e_sync_vsi_filters(struct i40e_vsi *vsi); +struct i40e_vsi *i40e_vsi_setup(struct i40e_pf *pf, u8 type, + u16 uplink, u32 param1); +int i40e_vsi_release(struct i40e_vsi *vsi); +struct i40e_vsi *i40e_vsi_lookup(struct i40e_pf *pf, enum i40e_vsi_type type, + struct i40e_vsi *start_vsi); +struct i40e_veb *i40e_veb_setup(struct i40e_pf *pf, u16 flags, u16 uplink_seid, + u16 downlink_seid, u8 enabled_tc); +void i40e_veb_release(struct i40e_veb *veb); + +i40e_status i40e_vsi_add_pvid(struct i40e_vsi *vsi, u16 vid); +void i40e_vsi_remove_pvid(struct i40e_vsi *vsi); +void i40e_vsi_reset_stats(struct i40e_vsi *vsi); +void i40e_pf_reset_stats(struct i40e_pf *pf); +#ifdef CONFIG_DEBUG_FS +void i40e_dbg_pf_init(struct i40e_pf *pf); +void i40e_dbg_pf_exit(struct i40e_pf *pf); +void i40e_dbg_init(void); +void i40e_dbg_exit(void); +#else +static inline void i40e_dbg_pf_init(struct i40e_pf *pf) {} +static inline void i40e_dbg_pf_exit(struct i40e_pf *pf) {} +static inline void i40e_dbg_init(void) {} +static inline void i40e_dbg_exit(void) {} +#endif /* CONFIG_DEBUG_FS*/ +void i40e_irq_dynamic_enable(struct i40e_vsi *vsi, int vector); +int i40e_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd); +void i40e_vlan_stripping_disable(struct i40e_vsi *vsi); +int i40e_vsi_add_vlan(struct i40e_vsi *vsi, s16 vid); +int i40e_vsi_kill_vlan(struct i40e_vsi *vsi, s16 vid); +struct i40e_mac_filter *i40e_put_mac_in_vlan(struct i40e_vsi *vsi, u8 *macaddr, + bool is_vf, bool is_netdev); +bool i40e_is_vsi_in_vlan(struct i40e_vsi *vsi); +struct i40e_mac_filter *i40e_find_mac(struct i40e_vsi *vsi, u8 *macaddr, + bool is_vf, bool is_netdev); +void i40e_vlan_stripping_enable(struct i40e_vsi *vsi); + +#endif /* _I40E_H_ */ diff --git a/drivers/net/ethernet/intel/i40e/i40e_adminq.c b/drivers/net/ethernet/intel/i40e/i40e_adminq.c new file mode 100644 index 00000000000..0c524fa9f81 --- /dev/null +++ b/drivers/net/ethernet/intel/i40e/i40e_adminq.c @@ -0,0 +1,983 @@ +/******************************************************************************* + * + * Intel Ethernet Controller XL710 Family Linux Driver + * Copyright(c) 2013 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + * + ******************************************************************************/ + +#include "i40e_status.h" +#include "i40e_type.h" +#include "i40e_register.h" +#include "i40e_adminq.h" +#include "i40e_prototype.h" + +/** + * i40e_adminq_init_regs - Initialize AdminQ registers + * @hw: pointer to the hardware structure + * + * This assumes the alloc_asq and alloc_arq functions have already been called + **/ +static void i40e_adminq_init_regs(struct i40e_hw *hw) +{ + /* set head and tail registers in our local struct */ + if (hw->mac.type == I40E_MAC_VF) { + hw->aq.asq.tail = I40E_VF_ATQT1; + hw->aq.asq.head = I40E_VF_ATQH1; + hw->aq.arq.tail = I40E_VF_ARQT1; + hw->aq.arq.head = I40E_VF_ARQH1; + } else { + hw->aq.asq.tail = I40E_PF_ATQT; + hw->aq.asq.head = I40E_PF_ATQH; + hw->aq.arq.tail = I40E_PF_ARQT; + hw->aq.arq.head = I40E_PF_ARQH; + } +} + +/** + * i40e_alloc_adminq_asq_ring - Allocate Admin Queue send rings + * @hw: pointer to the hardware structure + **/ +static i40e_status i40e_alloc_adminq_asq_ring(struct i40e_hw *hw) +{ + i40e_status ret_code; + struct i40e_virt_mem mem; + + ret_code = i40e_allocate_dma_mem(hw, &hw->aq.asq_mem, + i40e_mem_atq_ring, + (hw->aq.num_asq_entries * + sizeof(struct i40e_aq_desc)), + I40E_ADMINQ_DESC_ALIGNMENT); + if (ret_code) + return ret_code; + + hw->aq.asq.desc = hw->aq.asq_mem.va; + hw->aq.asq.dma_addr = hw->aq.asq_mem.pa; + + ret_code = i40e_allocate_virt_mem(hw, &mem, + (hw->aq.num_asq_entries * + sizeof(struct i40e_asq_cmd_details))); + if (ret_code) { + i40e_free_dma_mem(hw, &hw->aq.asq_mem); + hw->aq.asq_mem.va = NULL; + hw->aq.asq_mem.pa = 0; + return ret_code; + } + + hw->aq.asq.details = mem.va; + + return ret_code; +} + +/** + * i40e_alloc_adminq_arq_ring - Allocate Admin Queue receive rings + * @hw: pointer to the hardware structure + **/ +static i40e_status i40e_alloc_adminq_arq_ring(struct i40e_hw *hw) +{ + i40e_status ret_code; + + ret_code = i40e_allocate_dma_mem(hw, &hw->aq.arq_mem, + i40e_mem_arq_ring, + (hw->aq.num_arq_entries * + sizeof(struct i40e_aq_desc)), + I40E_ADMINQ_DESC_ALIGNMENT); + if (ret_code) + return ret_code; + + hw->aq.arq.desc = hw->aq.arq_mem.va; + hw->aq.arq.dma_addr = hw->aq.arq_mem.pa; + + return ret_code; +} + +/** + * i40e_free_adminq_asq - Free Admin Queue send rings + * @hw: pointer to the hardware structure + * + * This assumes the posted send buffers have already been cleaned + * and de-allocated + **/ +static void i40e_free_adminq_asq(struct i40e_hw *hw) +{ + struct i40e_virt_mem mem; + + i40e_free_dma_mem(hw, &hw->aq.asq_mem); + hw->aq.asq_mem.va = NULL; + hw->aq.asq_mem.pa = 0; + mem.va = hw->aq.asq.details; + i40e_free_virt_mem(hw, &mem); + hw->aq.asq.details = NULL; +} + +/** + * i40e_free_adminq_arq - Free Admin Queue receive rings + * @hw: pointer to the hardware structure + * + * This assumes the posted receive buffers have already been cleaned + * and de-allocated + **/ +static void i40e_free_adminq_arq(struct i40e_hw *hw) +{ + i40e_free_dma_mem(hw, &hw->aq.arq_mem); + hw->aq.arq_mem.va = NULL; + hw->aq.arq_mem.pa = 0; +} + +/** + * i40e_alloc_arq_bufs - Allocate pre-posted buffers for the receive queue + * @hw: pointer to the hardware structure + **/ +static i40e_status i40e_alloc_arq_bufs(struct i40e_hw *hw) +{ + i40e_status ret_code; + struct i40e_aq_desc *desc; + struct i40e_virt_mem mem; + struct i40e_dma_mem *bi; + int i; + + /* We'll be allocating the buffer info memory first, then we can + * allocate the mapped buffers for the event processing + */ + + /* buffer_info structures do not need alignment */ + ret_code = i40e_allocate_virt_mem(hw, &mem, (hw->aq.num_arq_entries * + sizeof(struct i40e_dma_mem))); + if (ret_code) + goto alloc_arq_bufs; + hw->aq.arq.r.arq_bi = (struct i40e_dma_mem *)mem.va; + + /* allocate the mapped buffers */ + for (i = 0; i < hw->aq.num_arq_entries; i++) { + bi = &hw->aq.arq.r.arq_bi[i]; + ret_code = i40e_allocate_dma_mem(hw, bi, + i40e_mem_arq_buf, + hw->aq.arq_buf_size, + I40E_ADMINQ_DESC_ALIGNMENT); + if (ret_code) + goto unwind_alloc_arq_bufs; + + /* now configure the descriptors for use */ + desc = I40E_ADMINQ_DESC(hw->aq.arq, i); + + desc->flags = cpu_to_le16(I40E_AQ_FLAG_BUF); + if (hw->aq.arq_buf_size > I40E_AQ_LARGE_BUF) + desc->flags |= cpu_to_le16(I40E_AQ_FLAG_LB); + desc->opcode = 0; + /* This is in accordance with Admin queue design, there is no + * register for buffer size configuration + */ + desc->datalen = cpu_to_le16((u16)bi->size); + desc->retval = 0; + desc->cookie_high = 0; + desc->cookie_low = 0; + desc->params.external.addr_high = + cpu_to_le32(upper_32_bits(bi->pa)); + desc->params.external.addr_low = + cpu_to_le32(lower_32_bits(bi->pa)); + desc->params.external.param0 = 0; + desc->params.external.param1 = 0; + } + +alloc_arq_bufs: + return ret_code; + +unwind_alloc_arq_bufs: + /* don't try to free the one that failed... */ + i--; + for (; i >= 0; i--) + i40e_free_dma_mem(hw, &hw->aq.arq.r.arq_bi[i]); + mem.va = hw->aq.arq.r.arq_bi; + i40e_free_virt_mem(hw, &mem); + + return ret_code; +} + +/** + * i40e_alloc_asq_bufs - Allocate empty buffer structs for the send queue + * @hw: pointer to the hardware structure + **/ +static i40e_status i40e_alloc_asq_bufs(struct i40e_hw *hw) +{ + i40e_status ret_code; + struct i40e_virt_mem mem; + struct i40e_dma_mem *bi; + int i; + + /* No mapped memory needed yet, just the buffer info structures */ + ret_code = i40e_allocate_virt_mem(hw, &mem, (hw->aq.num_asq_entries * + sizeof(struct i40e_dma_mem))); + if (ret_code) + goto alloc_asq_bufs; + hw->aq.asq.r.asq_bi = (struct i40e_dma_mem *)mem.va; + + /* allocate the mapped buffers */ + for (i = 0; i < hw->aq.num_asq_entries; i++) { + bi = &hw->aq.asq.r.asq_bi[i]; + ret_code = i40e_allocate_dma_mem(hw, bi, + i40e_mem_asq_buf, + hw->aq.asq_buf_size, + I40E_ADMINQ_DESC_ALIGNMENT); + if (ret_code) + goto unwind_alloc_asq_bufs; + } +alloc_asq_bufs: + return ret_code; + +unwind_alloc_asq_bufs: + /* don't try to free the one that failed... */ + i--; + for (; i >= 0; i--) + i40e_free_dma_mem(hw, &hw->aq.asq.r.asq_bi[i]); + mem.va = hw->aq.asq.r.asq_bi; + i40e_free_virt_mem(hw, &mem); + + return ret_code; +} + +/** + * i40e_free_arq_bufs - Free receive queue buffer info elements + * @hw: pointer to the hardware structure + **/ +static void i40e_free_arq_bufs(struct i40e_hw *hw) +{ + struct i40e_virt_mem mem; + int i; + + for (i = 0; i < hw->aq.num_arq_entries; i++) + i40e_free_dma_mem(hw, &hw->aq.arq.r.arq_bi[i]); + + mem.va = hw->aq.arq.r.arq_bi; + i40e_free_virt_mem(hw, &mem); +} + +/** + * i40e_free_asq_bufs - Free send queue buffer info elements + * @hw: pointer to the hardware structure + **/ +static void i40e_free_asq_bufs(struct i40e_hw *hw) +{ + struct i40e_virt_mem mem; + int i; + + /* only unmap if the address is non-NULL */ + for (i = 0; i < hw->aq.num_asq_entries; i++) + if (hw->aq.asq.r.asq_bi[i].pa) + i40e_free_dma_mem(hw, &hw->aq.asq.r.asq_bi[i]); + + /* now free the buffer info list */ + mem.va = hw->aq.asq.r.asq_bi; + i40e_free_virt_mem(hw, &mem); +} + +/** + * i40e_config_asq_regs - configure ASQ registers + * @hw: pointer to the hardware structure + * + * Configure base address and length registers for the transmit queue + **/ +static void i40e_config_asq_regs(struct i40e_hw *hw) +{ + if (hw->mac.type == I40E_MAC_VF) { + /* configure the transmit queue */ + wr32(hw, I40E_VF_ATQBAH1, upper_32_bits(hw->aq.asq.dma_addr)); + wr32(hw, I40E_VF_ATQBAL1, lower_32_bits(hw->aq.asq.dma_addr)); + wr32(hw, I40E_VF_ATQLEN1, (hw->aq.num_asq_entries | + I40E_VF_ATQLEN1_ATQENABLE_MASK)); + } else { + /* configure the transmit queue */ + wr32(hw, I40E_PF_ATQBAH, upper_32_bits(hw->aq.asq.dma_addr)); + wr32(hw, I40E_PF_ATQBAL, lower_32_bits(hw->aq.asq.dma_addr)); + wr32(hw, I40E_PF_ATQLEN, (hw->aq.num_asq_entries | + I40E_PF_ATQLEN_ATQENABLE_MASK)); + } +} + +/** + * i40e_config_arq_regs - ARQ register configuration + * @hw: pointer to the hardware structure + * + * Configure base address and length registers for the receive (event queue) + **/ +static void i40e_config_arq_regs(struct i40e_hw *hw) +{ + if (hw->mac.type == I40E_MAC_VF) { + /* configure the receive queue */ + wr32(hw, I40E_VF_ARQBAH1, upper_32_bits(hw->aq.arq.dma_addr)); + wr32(hw, I40E_VF_ARQBAL1, lower_32_bits(hw->aq.arq.dma_addr)); + wr32(hw, I40E_VF_ARQLEN1, (hw->aq.num_arq_entries | + I40E_VF_ARQLEN1_ARQENABLE_MASK)); + } else { + /* configure the receive queue */ + wr32(hw, I40E_PF_ARQBAH, upper_32_bits(hw->aq.arq.dma_addr)); + wr32(hw, I40E_PF_ARQBAL, lower_32_bits(hw->aq.arq.dma_addr)); + wr32(hw, I40E_PF_ARQLEN, (hw->aq.num_arq_entries | + I40E_PF_ARQLEN_ARQENABLE_MASK)); + } + + /* Update tail in the HW to post pre-allocated buffers */ + wr32(hw, hw->aq.arq.tail, hw->aq.num_arq_entries - 1); +} + +/** + * i40e_init_asq - main initialization routine for ASQ + * @hw: pointer to the hardware structure + * + * This is the main initialization routine for the Admin Send Queue + * Prior to calling this function, drivers *MUST* set the following fields + * in the hw->aq structure: + * - hw->aq.num_asq_entries + * - hw->aq.arq_buf_size + * + * Do *NOT* hold the lock when calling this as the memory allocation routines + * called are not going to be atomic context safe + **/ +static i40e_status i40e_init_asq(struct i40e_hw *hw) +{ + i40e_status ret_code = 0; + + if (hw->aq.asq.count > 0) { + /* queue already initialized */ + ret_code = I40E_ERR_NOT_READY; + goto init_adminq_exit; + } + + /* verify input for valid configuration */ + if ((hw->aq.num_asq_entries == 0) || + (hw->aq.asq_buf_size == 0)) { + ret_code = I40E_ERR_CONFIG; + goto init_adminq_exit; + } + + hw->aq.asq.next_to_use = 0; + hw->aq.asq.next_to_clean = 0; + hw->aq.asq.count = hw->aq.num_asq_entries; + + /* allocate the ring memory */ + ret_code = i40e_alloc_adminq_asq_ring(hw); + if (ret_code) + goto init_adminq_exit; + + /* allocate buffers in the rings */ + ret_code = i40e_alloc_asq_bufs(hw); + if (ret_code) + goto init_adminq_free_rings; + + /* initialize base registers */ + i40e_config_asq_regs(hw); + + /* success! */ + goto init_adminq_exit; + +init_adminq_free_rings: + i40e_free_adminq_asq(hw); + +init_adminq_exit: + return ret_code; +} + +/** + * i40e_init_arq - initialize ARQ + * @hw: pointer to the hardware structure + * + * The main initialization routine for the Admin Receive (Event) Queue. + * Prior to calling this function, drivers *MUST* set the following fields + * in the hw->aq structure: + * - hw->aq.num_asq_entries + * - hw->aq.arq_buf_size + * + * Do *NOT* hold the lock when calling this as the memory allocation routines + * called are not going to be atomic context safe + **/ +static i40e_status i40e_init_arq(struct i40e_hw *hw) +{ + i40e_status ret_code = 0; + + if (hw->aq.arq.count > 0) { + /* queue already initialized */ + ret_code = I40E_ERR_NOT_READY; + goto init_adminq_exit; + } + + /* verify input for valid configuration */ + if ((hw->aq.num_arq_entries == 0) || + (hw->aq.arq_buf_size == 0)) { + ret_code = I40E_ERR_CONFIG; + goto init_adminq_exit; + } + + hw->aq.arq.next_to_use = 0; + hw->aq.arq.next_to_clean = 0; + hw->aq.arq.count = hw->aq.num_arq_entries; + + /* allocate the ring memory */ + ret_code = i40e_alloc_adminq_arq_ring(hw); + if (ret_code) + goto init_adminq_exit; + + /* allocate buffers in the rings */ + ret_code = i40e_alloc_arq_bufs(hw); + if (ret_code) + goto init_adminq_free_rings; + + /* initialize base registers */ + i40e_config_arq_regs(hw); + + /* success! */ + goto init_adminq_exit; + +init_adminq_free_rings: + i40e_free_adminq_arq(hw); + +init_adminq_exit: + return ret_code; +} + +/** + * i40e_shutdown_asq - shutdown the ASQ + * @hw: pointer to the hardware structure + * + * The main shutdown routine for the Admin Send Queue + **/ +static i40e_status i40e_shutdown_asq(struct i40e_hw *hw) +{ + i40e_status ret_code = 0; + + if (hw->aq.asq.count == 0) + return I40E_ERR_NOT_READY; + + /* Stop firmware AdminQ processing */ + if (hw->mac.type == I40E_MAC_VF) + wr32(hw, I40E_VF_ATQLEN1, 0); + else + wr32(hw, I40E_PF_ATQLEN, 0); + + /* make sure lock is available */ + mutex_lock(&hw->aq.asq_mutex); + + hw->aq.asq.count = 0; /* to indicate uninitialized queue */ + + /* free ring buffers */ + i40e_free_asq_bufs(hw); + /* free the ring descriptors */ + i40e_free_adminq_asq(hw); + + mutex_unlock(&hw->aq.asq_mutex); + + return ret_code; +} + +/** + * i40e_shutdown_arq - shutdown ARQ + * @hw: pointer to the hardware structure + * + * The main shutdown routine for the Admin Receive Queue + **/ +static i40e_status i40e_shutdown_arq(struct i40e_hw *hw) +{ + i40e_status ret_code = 0; + + if (hw->aq.arq.count == 0) + return I40E_ERR_NOT_READY; + + /* Stop firmware AdminQ processing */ + if (hw->mac.type == I40E_MAC_VF) + wr32(hw, I40E_VF_ARQLEN1, 0); + else + wr32(hw, I40E_PF_ARQLEN, 0); + + /* make sure lock is available */ + mutex_lock(&hw->aq.arq_mutex); + + hw->aq.arq.count = 0; /* to indicate uninitialized queue */ + + /* free ring buffers */ + i40e_free_arq_bufs(hw); + /* free the ring descriptors */ + i40e_free_adminq_arq(hw); + + mutex_unlock(&hw->aq.arq_mutex); + + return ret_code; +} + +/** + * i40e_init_adminq - main initialization routine for Admin Queue + * @hw: pointer to the hardware structure + * + * Prior to calling this function, drivers *MUST* set the following fields + * in the hw->aq structure: + * - hw->aq.num_asq_entries + * - hw->aq.num_arq_entries + * - hw->aq.arq_buf_size + * - hw->aq.asq_buf_size + **/ +i40e_status i40e_init_adminq(struct i40e_hw *hw) +{ + u16 eetrack_lo, eetrack_hi; + i40e_status ret_code; + + /* verify input for valid configuration */ + if ((hw->aq.num_arq_entries == 0) || + (hw->aq.num_asq_entries == 0) || + (hw->aq.arq_buf_size == 0) || + (hw->aq.asq_buf_size == 0)) { + ret_code = I40E_ERR_CONFIG; + goto init_adminq_exit; + } + + /* initialize locks */ + mutex_init(&hw->aq.asq_mutex); + mutex_init(&hw->aq.arq_mutex); + + /* Set up register offsets */ + i40e_adminq_init_regs(hw); + + /* allocate the ASQ */ + ret_code = i40e_init_asq(hw); + if (ret_code) + goto init_adminq_destroy_locks; + + /* allocate the ARQ */ + ret_code = i40e_init_arq(hw); + if (ret_code) + goto init_adminq_free_asq; + + ret_code = i40e_aq_get_firmware_version(hw, + &hw->aq.fw_maj_ver, &hw->aq.fw_min_ver, + &hw->aq.api_maj_ver, &hw->aq.api_min_ver, + NULL); + if (ret_code) + goto init_adminq_free_arq; + + if (hw->aq.api_maj_ver != I40E_FW_API_VERSION_MAJOR || + hw->aq.api_min_ver != I40E_FW_API_VERSION_MINOR) { + ret_code = I40E_ERR_FIRMWARE_API_VERSION; + goto init_adminq_free_arq; + } + i40e_read_nvm_word(hw, I40E_SR_NVM_IMAGE_VERSION, &hw->nvm.version); + i40e_read_nvm_word(hw, I40E_SR_NVM_EETRACK_LO, &eetrack_lo); + i40e_read_nvm_word(hw, I40E_SR_NVM_EETRACK_HI, &eetrack_hi); + hw->nvm.eetrack = (eetrack_hi << 16) | eetrack_lo; + + ret_code = i40e_aq_set_hmc_resource_profile(hw, + I40E_HMC_PROFILE_DEFAULT, + 0, + NULL); + ret_code = 0; + + /* success! */ + goto init_adminq_exit; + +init_adminq_free_arq: + i40e_shutdown_arq(hw); +init_adminq_free_asq: + i40e_shutdown_asq(hw); +init_adminq_destroy_locks: + +init_adminq_exit: + return ret_code; +} + +/** + * i40e_shutdown_adminq - shutdown routine for the Admin Queue + * @hw: pointer to the hardware structure + **/ +i40e_status i40e_shutdown_adminq(struct i40e_hw *hw) +{ + i40e_status ret_code = 0; + + i40e_shutdown_asq(hw); + i40e_shutdown_arq(hw); + + /* destroy the locks */ + + return ret_code; +} + +/** + * i40e_clean_asq - cleans Admin send queue + * @asq: pointer to the adminq send ring + * + * returns the number of free desc + **/ +static u16 i40e_clean_asq(struct i40e_hw *hw) +{ + struct i40e_adminq_ring *asq = &(hw->aq.asq); + struct i40e_asq_cmd_details *details; + u16 ntc = asq->next_to_clean; + struct i40e_aq_desc desc_cb; + struct i40e_aq_desc *desc; + + desc = I40E_ADMINQ_DESC(*asq, ntc); + details = I40E_ADMINQ_DETAILS(*asq, ntc); + while (rd32(hw, hw->aq.asq.head) != ntc) { + if (details->callback) { + I40E_ADMINQ_CALLBACK cb_func = + (I40E_ADMINQ_CALLBACK)details->callback; + desc_cb = *desc; + cb_func(hw, &desc_cb); + } + memset((void *)desc, 0, sizeof(struct i40e_aq_desc)); + memset((void *)details, 0, + sizeof(struct i40e_asq_cmd_details)); + ntc++; + if (ntc == asq->count) + ntc = 0; + desc = I40E_ADMINQ_DESC(*asq, ntc); + details = I40E_ADMINQ_DETAILS(*asq, ntc); + } + + asq->next_to_clean = ntc; + + return I40E_DESC_UNUSED(asq); +} + +/** + * i40e_asq_done - check if FW has processed the Admin Send Queue + * @hw: pointer to the hw struct + * + * Returns true if the firmware has processed all descriptors on the + * admin send queue. Returns false if there are still requests pending. + **/ +bool i40e_asq_done(struct i40e_hw *hw) +{ + /* AQ designers suggest use of head for better + * timing reliability than DD bit + */ + return (rd32(hw, hw->aq.asq.head) == hw->aq.asq.next_to_use); + +} + +/** + * i40e_asq_send_command - send command to Admin Queue + * @hw: pointer to the hw struct + * @desc: prefilled descriptor describing the command (non DMA mem) + * @buff: buffer to use for indirect commands + * @buff_size: size of buffer for indirect commands + * @opaque: pointer to info to be used in async cleanup + * + * This is the main send command driver routine for the Admin Queue send + * queue. It runs the queue, cleans the queue, etc + **/ +i40e_status i40e_asq_send_command(struct i40e_hw *hw, + struct i40e_aq_desc *desc, + void *buff, /* can be NULL */ + u16 buff_size, + struct i40e_asq_cmd_details *cmd_details) +{ + i40e_status status = 0; + struct i40e_dma_mem *dma_buff = NULL; + struct i40e_asq_cmd_details *details; + struct i40e_aq_desc *desc_on_ring; + bool cmd_completed = false; + u16 retval = 0; + + if (hw->aq.asq.count == 0) { + i40e_debug(hw, I40E_DEBUG_AQ_MESSAGE, + "AQTX: Admin queue not initialized.\n"); + status = I40E_ERR_QUEUE_EMPTY; + goto asq_send_command_exit; + } + + details = I40E_ADMINQ_DETAILS(hw->aq.asq, hw->aq.asq.next_to_use); + if (cmd_details) { + memcpy(details, cmd_details, + sizeof(struct i40e_asq_cmd_details)); + + /* If the cmd_details are defined copy the cookie. The + * cpu_to_le32 is not needed here because the data is ignored + * by the FW, only used by the driver + */ + if (details->cookie) { + desc->cookie_high = + cpu_to_le32(upper_32_bits(details->cookie)); + desc->cookie_low = + cpu_to_le32(lower_32_bits(details->cookie)); + } + } else { + memset(details, 0, sizeof(struct i40e_asq_cmd_details)); + } + + /* clear requested flags and then set additional flags if defined */ + desc->flags &= ~cpu_to_le16(details->flags_dis); + desc->flags |= cpu_to_le16(details->flags_ena); + + mutex_lock(&hw->aq.asq_mutex); + + if (buff_size > hw->aq.asq_buf_size) { + i40e_debug(hw, + I40E_DEBUG_AQ_MESSAGE, + "AQTX: Invalid buffer size: %d.\n", + buff_size); + status = I40E_ERR_INVALID_SIZE; + goto asq_send_command_error; + } + + if (details->postpone && !details->async) { + i40e_debug(hw, + I40E_DEBUG_AQ_MESSAGE, + "AQTX: Async flag not set along with postpone flag"); + status = I40E_ERR_PARAM; + goto asq_send_command_error; + } + + /* call clean and check queue available function to reclaim the + * descriptors that were processed by FW, the function returns the + * number of desc available + */ + /* the clean function called here could be called in a separate thread + * in case of asynchronous completions + */ + if (i40e_clean_asq(hw) == 0) { + i40e_debug(hw, + I40E_DEBUG_AQ_MESSAGE, + "AQTX: Error queue is full.\n"); + status = I40E_ERR_ADMIN_QUEUE_FULL; + goto asq_send_command_error; + } + + /* initialize the temp desc pointer with the right desc */ + desc_on_ring = I40E_ADMINQ_DESC(hw->aq.asq, hw->aq.asq.next_to_use); + + /* if the desc is available copy the temp desc to the right place */ + memcpy(desc_on_ring, desc, sizeof(struct i40e_aq_desc)); + + /* if buff is not NULL assume indirect command */ + if (buff != NULL) { + dma_buff = &(hw->aq.asq.r.asq_bi[hw->aq.asq.next_to_use]); + /* copy the user buff into the respective DMA buff */ + memcpy(dma_buff->va, buff, buff_size); + desc_on_ring->datalen = cpu_to_le16(buff_size); + + /* Update the address values in the desc with the pa value + * for respective buffer + */ + desc_on_ring->params.external.addr_high = + cpu_to_le32(upper_32_bits(dma_buff->pa)); + desc_on_ring->params.external.addr_low = + cpu_to_le32(lower_32_bits(dma_buff->pa)); + } + + /* bump the tail */ + i40e_debug_aq(hw, I40E_DEBUG_AQ_COMMAND, (void *)desc_on_ring, buff); + (hw->aq.asq.next_to_use)++; + if (hw->aq.asq.next_to_use == hw->aq.asq.count) + hw->aq.asq.next_to_use = 0; + if (!details->postpone) + wr32(hw, hw->aq.asq.tail, hw->aq.asq.next_to_use); + + /* if cmd_details are not defined or async flag is not set, + * we need to wait for desc write back + */ + if (!details->async && !details->postpone) { + u32 total_delay = 0; + u32 delay_len = 10; + + do { + /* AQ designers suggest use of head for better + * timing reliability than DD bit + */ + if (i40e_asq_done(hw)) + break; + /* ugh! delay while spin_lock */ + udelay(delay_len); + total_delay += delay_len; + } while (total_delay < I40E_ASQ_CMD_TIMEOUT); + } + + /* if ready, copy the desc back to temp */ + if (i40e_asq_done(hw)) { + memcpy(desc, desc_on_ring, sizeof(struct i40e_aq_desc)); + if (buff != NULL) + memcpy(buff, dma_buff->va, buff_size); + retval = le16_to_cpu(desc->retval); + if (retval != 0) { + i40e_debug(hw, + I40E_DEBUG_AQ_MESSAGE, + "AQTX: Command completed with error 0x%X.\n", + retval); + /* strip off FW internal code */ + retval &= 0xff; + } + cmd_completed = true; + if ((enum i40e_admin_queue_err)retval == I40E_AQ_RC_OK) + status = 0; + else + status = I40E_ERR_ADMIN_QUEUE_ERROR; + hw->aq.asq_last_status = (enum i40e_admin_queue_err)retval; + } + + /* update the error if time out occurred */ + if ((!cmd_completed) && + (!details->async && !details->postpone)) { + i40e_debug(hw, + I40E_DEBUG_AQ_MESSAGE, + "AQTX: Writeback timeout.\n"); + status = I40E_ERR_ADMIN_QUEUE_TIMEOUT; + } + +asq_send_command_error: + mutex_unlock(&hw->aq.asq_mutex); +asq_send_command_exit: + return status; +} + +/** + * i40e_fill_default_direct_cmd_desc - AQ descriptor helper function + * @desc: pointer to the temp descriptor (non DMA mem) + * @opcode: the opcode can be used to decide which flags to turn off or on + * + * Fill the desc with default values + **/ +void i40e_fill_default_direct_cmd_desc(struct i40e_aq_desc *desc, + u16 opcode) +{ + /* zero out the desc */ + memset((void *)desc, 0, sizeof(struct i40e_aq_desc)); + desc->opcode = cpu_to_le16(opcode); + desc->flags = cpu_to_le16(I40E_AQ_FLAG_EI | I40E_AQ_FLAG_SI); +} + +/** + * i40e_clean_arq_element + * @hw: pointer to the hw struct + * @e: event info from the receive descriptor, includes any buffers + * @pending: number of events that could be left to process + * + * This function cleans one Admin Receive Queue element and returns + * the contents through e. It can also return how many events are + * left to process through 'pending' + **/ +i40e_status i40e_clean_arq_element(struct i40e_hw *hw, + struct i40e_arq_event_info *e, + u16 *pending) +{ + i40e_status ret_code = 0; + u16 ntc = hw->aq.arq.next_to_clean; + struct i40e_aq_desc *desc; + struct i40e_dma_mem *bi; + u16 desc_idx; + u16 datalen; + u16 flags; + u16 ntu; + + /* take the lock before we start messing with the ring */ + mutex_lock(&hw->aq.arq_mutex); + + /* set next_to_use to head */ + ntu = (rd32(hw, hw->aq.arq.head) & I40E_PF_ARQH_ARQH_MASK); + if (ntu == ntc) { + /* nothing to do - shouldn't need to update ring's values */ + i40e_debug(hw, + I40E_DEBUG_AQ_MESSAGE, + "AQRX: Queue is empty.\n"); + ret_code = I40E_ERR_ADMIN_QUEUE_NO_WORK; + goto clean_arq_element_out; + } + + /* now clean the next descriptor */ + desc = I40E_ADMINQ_DESC(hw->aq.arq, ntc); + desc_idx = ntc; + i40e_debug_aq(hw, + I40E_DEBUG_AQ_COMMAND, + (void *)desc, + hw->aq.arq.r.arq_bi[desc_idx].va); + + flags = le16_to_cpu(desc->flags); + if (flags & I40E_AQ_FLAG_ERR) { + ret_code = I40E_ERR_ADMIN_QUEUE_ERROR; + hw->aq.arq_last_status = + (enum i40e_admin_queue_err)le16_to_cpu(desc->retval); + i40e_debug(hw, + I40E_DEBUG_AQ_MESSAGE, + "AQRX: Event received with error 0x%X.\n", + hw->aq.arq_last_status); + } else { + memcpy(&e->desc, desc, sizeof(struct i40e_aq_desc)); + datalen = le16_to_cpu(desc->datalen); + e->msg_size = min(datalen, e->msg_size); + if (e->msg_buf != NULL && (e->msg_size != 0)) + memcpy(e->msg_buf, hw->aq.arq.r.arq_bi[desc_idx].va, + e->msg_size); + } + + /* Restore the original datalen and buffer address in the desc, + * FW updates datalen to indicate the event message + * size + */ + bi = &hw->aq.arq.r.arq_bi[ntc]; + desc->datalen = cpu_to_le16((u16)bi->size); + desc->params.external.addr_high = cpu_to_le32(upper_32_bits(bi->pa)); + desc->params.external.addr_low = cpu_to_le32(lower_32_bits(bi->pa)); + + /* set tail = the last cleaned desc index. */ + wr32(hw, hw->aq.arq.tail, ntc); + /* ntc is updated to tail + 1 */ + ntc++; + if (ntc == hw->aq.num_arq_entries) + ntc = 0; + hw->aq.arq.next_to_clean = ntc; + hw->aq.arq.next_to_use = ntu; + +clean_arq_element_out: + /* Set pending if needed, unlock and return */ + if (pending != NULL) + *pending = (ntc > ntu ? hw->aq.arq.count : 0) + (ntu - ntc); + mutex_unlock(&hw->aq.arq_mutex); + + return ret_code; +} + +void i40e_resume_aq(struct i40e_hw *hw) +{ + u32 reg = 0; + + /* Registers are reset after PF reset */ + hw->aq.asq.next_to_use = 0; + hw->aq.asq.next_to_clean = 0; + + i40e_config_asq_regs(hw); + reg = hw->aq.num_asq_entries; + + if (hw->mac.type == I40E_MAC_VF) { + reg |= I40E_VF_ATQLEN_ATQENABLE_MASK; + wr32(hw, I40E_VF_ATQLEN1, reg); + } else { + reg |= I40E_PF_ATQLEN_ATQENABLE_MASK; + wr32(hw, I40E_PF_ATQLEN, reg); + } + + hw->aq.arq.next_to_use = 0; + hw->aq.arq.next_to_clean = 0; + + i40e_config_arq_regs(hw); + reg = hw->aq.num_arq_entries; + + if (hw->mac.type == I40E_MAC_VF) { + reg |= I40E_VF_ATQLEN_ATQENABLE_MASK; + wr32(hw, I40E_VF_ARQLEN1, reg); + } else { + reg |= I40E_PF_ATQLEN_ATQENABLE_MASK; + wr32(hw, I40E_PF_ARQLEN, reg); + } +} diff --git a/drivers/net/ethernet/intel/i40e/i40e_adminq.h b/drivers/net/ethernet/intel/i40e/i40e_adminq.h new file mode 100644 index 00000000000..22e5ed683e4 --- /dev/null +++ b/drivers/net/ethernet/intel/i40e/i40e_adminq.h @@ -0,0 +1,112 @@ +/******************************************************************************* + * + * Intel Ethernet Controller XL710 Family Linux Driver + * Copyright(c) 2013 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + * + ******************************************************************************/ + +#ifndef _I40E_ADMINQ_H_ +#define _I40E_ADMINQ_H_ + +#include "i40e_osdep.h" +#include "i40e_adminq_cmd.h" + +#define I40E_ADMINQ_DESC(R, i) \ + (&(((struct i40e_aq_desc *)((R).desc))[i])) + +#define I40E_ADMINQ_DESC_ALIGNMENT 4096 + +struct i40e_adminq_ring { + void *desc; /* Descriptor ring memory */ + void *details; /* ASQ details */ + + union { + struct i40e_dma_mem *asq_bi; + struct i40e_dma_mem *arq_bi; + } r; + + u64 dma_addr; /* Physical address of the ring */ + u16 count; /* Number of descriptors */ + u16 rx_buf_len; /* Admin Receive Queue buffer length */ + + /* used for interrupt processing */ + u16 next_to_use; + u16 next_to_clean; + + /* used for queue tracking */ + u32 head; + u32 tail; +}; + +/* ASQ transaction details */ +struct i40e_asq_cmd_details { + void *callback; /* cast from type I40E_ADMINQ_CALLBACK */ + u64 cookie; + u16 flags_ena; + u16 flags_dis; + bool async; + bool postpone; +}; + +#define I40E_ADMINQ_DETAILS(R, i) \ + (&(((struct i40e_asq_cmd_details *)((R).details))[i])) + +/* ARQ event information */ +struct i40e_arq_event_info { + struct i40e_aq_desc desc; + u16 msg_size; + u8 *msg_buf; +}; + +/* Admin Queue information */ +struct i40e_adminq_info { + struct i40e_adminq_ring arq; /* receive queue */ + struct i40e_adminq_ring asq; /* send queue */ + u16 num_arq_entries; /* receive queue depth */ + u16 num_asq_entries; /* send queue depth */ + u16 arq_buf_size; /* receive queue buffer size */ + u16 asq_buf_size; /* send queue buffer size */ + u16 fw_maj_ver; /* firmware major version */ + u16 fw_min_ver; /* firmware minor version */ + u16 api_maj_ver; /* api major version */ + u16 api_min_ver; /* api minor version */ + + struct mutex asq_mutex; /* Send queue lock */ + struct mutex arq_mutex; /* Receive queue lock */ + + struct i40e_dma_mem asq_mem; /* send queue dynamic memory */ + struct i40e_dma_mem arq_mem; /* receive queue dynamic memory */ + + /* last status values on send and receive queues */ + enum i40e_admin_queue_err asq_last_status; + enum i40e_admin_queue_err arq_last_status; +}; + +/* general information */ +#define I40E_AQ_LARGE_BUF 512 +#define I40E_ASQ_CMD_TIMEOUT 100000 /* usecs */ + +void i40e_fill_default_direct_cmd_desc(struct i40e_aq_desc *desc, + u16 opcode); + +#endif /* _I40E_ADMINQ_H_ */ diff --git a/drivers/net/ethernet/intel/i40e/i40e_adminq_cmd.h b/drivers/net/ethernet/intel/i40e/i40e_adminq_cmd.h new file mode 100644 index 00000000000..e61ebdd5a5f --- /dev/null +++ b/drivers/net/ethernet/intel/i40e/i40e_adminq_cmd.h @@ -0,0 +1,2076 @@ +/******************************************************************************* + * + * Intel Ethernet Controller XL710 Family Linux Driver + * Copyright(c) 2013 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + * + ******************************************************************************/ + +#ifndef _I40E_ADMINQ_CMD_H_ +#define _I40E_ADMINQ_CMD_H_ + +/* This header file defines the i40e Admin Queue commands and is shared between + * i40e Firmware and Software. + * + * This file needs to comply with the Linux Kernel coding style. + */ + +#define I40E_FW_API_VERSION_MAJOR 0x0001 +#define I40E_FW_API_VERSION_MINOR 0x0000 + +struct i40e_aq_desc { + __le16 flags; + __le16 opcode; + __le16 datalen; + __le16 retval; + __le32 cookie_high; + __le32 cookie_low; + union { + struct { + __le32 param0; + __le32 param1; + __le32 param2; + __le32 param3; + } internal; + struct { + __le32 param0; + __le32 param1; + __le32 addr_high; + __le32 addr_low; + } external; + u8 raw[16]; + } params; +}; + +/* Flags sub-structure + * |0 |1 |2 |3 |4 |5 |6 |7 |8 |9 |10 |11 |12 |13 |14 |15 | + * |DD |CMP|ERR|VFE| * * RESERVED * * |LB |RD |VFC|BUF|SI |EI |FE | + */ + +/* command flags and offsets*/ +#define I40E_AQ_FLAG_DD_SHIFT 0 +#define I40E_AQ_FLAG_CMP_SHIFT 1 +#define I40E_AQ_FLAG_ERR_SHIFT 2 +#define I40E_AQ_FLAG_VFE_SHIFT 3 +#define I40E_AQ_FLAG_LB_SHIFT 9 +#define I40E_AQ_FLAG_RD_SHIFT 10 +#define I40E_AQ_FLAG_VFC_SHIFT 11 +#define I40E_AQ_FLAG_BUF_SHIFT 12 +#define I40E_AQ_FLAG_SI_SHIFT 13 +#define I40E_AQ_FLAG_EI_SHIFT 14 +#define I40E_AQ_FLAG_FE_SHIFT 15 + +#define I40E_AQ_FLAG_DD (1 << I40E_AQ_FLAG_DD_SHIFT) /* 0x1 */ +#define I40E_AQ_FLAG_CMP (1 << I40E_AQ_FLAG_CMP_SHIFT) /* 0x2 */ +#define I40E_AQ_FLAG_ERR (1 << I40E_AQ_FLAG_ERR_SHIFT) /* 0x4 */ +#define I40E_AQ_FLAG_VFE (1 << I40E_AQ_FLAG_VFE_SHIFT) /* 0x8 */ +#define I40E_AQ_FLAG_LB (1 << I40E_AQ_FLAG_LB_SHIFT) /* 0x200 */ +#define I40E_AQ_FLAG_RD (1 << I40E_AQ_FLAG_RD_SHIFT) /* 0x400 */ +#define I40E_AQ_FLAG_VFC (1 << I40E_AQ_FLAG_VFC_SHIFT) /* 0x800 */ +#define I40E_AQ_FLAG_BUF (1 << I40E_AQ_FLAG_BUF_SHIFT) /* 0x1000 */ +#define I40E_AQ_FLAG_SI (1 << I40E_AQ_FLAG_SI_SHIFT) /* 0x2000 */ +#define I40E_AQ_FLAG_EI (1 << I40E_AQ_FLAG_EI_SHIFT) /* 0x4000 */ +#define I40E_AQ_FLAG_FE (1 << I40E_AQ_FLAG_FE_SHIFT) /* 0x8000 */ + +/* error codes */ +enum i40e_admin_queue_err { + I40E_AQ_RC_OK = 0, /* success */ + I40E_AQ_RC_EPERM = 1, /* Operation not permitted */ + I40E_AQ_RC_ENOENT = 2, /* No such element */ + I40E_AQ_RC_ESRCH = 3, /* Bad opcode */ + I40E_AQ_RC_EINTR = 4, /* operation interrupted */ + I40E_AQ_RC_EIO = 5, /* I/O error */ + I40E_AQ_RC_ENXIO = 6, /* No such resource */ + I40E_AQ_RC_E2BIG = 7, /* Arg too long */ + I40E_AQ_RC_EAGAIN = 8, /* Try again */ + I40E_AQ_RC_ENOMEM = 9, /* Out of memory */ + I40E_AQ_RC_EACCES = 10, /* Permission denied */ + I40E_AQ_RC_EFAULT = 11, /* Bad address */ + I40E_AQ_RC_EBUSY = 12, /* Device or resource busy */ + I40E_AQ_RC_EEXIST = 13, /* object already exists */ + I40E_AQ_RC_EINVAL = 14, /* Invalid argument */ + I40E_AQ_RC_ENOTTY = 15, /* Not a typewriter */ + I40E_AQ_RC_ENOSPC = 16, /* No space left or alloc failure */ + I40E_AQ_RC_ENOSYS = 17, /* Function not implemented */ + I40E_AQ_RC_ERANGE = 18, /* Parameter out of range */ + I40E_AQ_RC_EFLUSHED = 19, /* Cmd flushed because of prev cmd error */ + I40E_AQ_RC_BAD_ADDR = 20, /* Descriptor contains a bad pointer */ + I40E_AQ_RC_EMODE = 21, /* Op not allowed in current dev mode */ + I40E_AQ_RC_EFBIG = 22, /* File too large */ +}; + +/* Admin Queue command opcodes */ +enum i40e_admin_queue_opc { + /* aq commands */ + i40e_aqc_opc_get_version = 0x0001, + i40e_aqc_opc_driver_version = 0x0002, + i40e_aqc_opc_queue_shutdown = 0x0003, + + /* resource ownership */ + i40e_aqc_opc_request_resource = 0x0008, + i40e_aqc_opc_release_resource = 0x0009, + + i40e_aqc_opc_list_func_capabilities = 0x000A, + i40e_aqc_opc_list_dev_capabilities = 0x000B, + + i40e_aqc_opc_set_cppm_configuration = 0x0103, + i40e_aqc_opc_set_arp_proxy_entry = 0x0104, + i40e_aqc_opc_set_ns_proxy_entry = 0x0105, + + /* LAA */ + i40e_aqc_opc_mng_laa = 0x0106, + i40e_aqc_opc_mac_address_read = 0x0107, + i40e_aqc_opc_mac_address_write = 0x0108, + + /* internal switch commands */ + i40e_aqc_opc_get_switch_config = 0x0200, + i40e_aqc_opc_add_statistics = 0x0201, + i40e_aqc_opc_remove_statistics = 0x0202, + i40e_aqc_opc_set_port_parameters = 0x0203, + i40e_aqc_opc_get_switch_resource_alloc = 0x0204, + + i40e_aqc_opc_add_vsi = 0x0210, + i40e_aqc_opc_update_vsi_parameters = 0x0211, + i40e_aqc_opc_get_vsi_parameters = 0x0212, + + i40e_aqc_opc_add_pv = 0x0220, + i40e_aqc_opc_update_pv_parameters = 0x0221, + i40e_aqc_opc_get_pv_parameters = 0x0222, + + i40e_aqc_opc_add_veb = 0x0230, + i40e_aqc_opc_update_veb_parameters = 0x0231, + i40e_aqc_opc_get_veb_parameters = 0x0232, + + i40e_aqc_opc_delete_element = 0x0243, + + i40e_aqc_opc_add_macvlan = 0x0250, + i40e_aqc_opc_remove_macvlan = 0x0251, + i40e_aqc_opc_add_vlan = 0x0252, + i40e_aqc_opc_remove_vlan = 0x0253, + i40e_aqc_opc_set_vsi_promiscuous_modes = 0x0254, + i40e_aqc_opc_add_tag = 0x0255, + i40e_aqc_opc_remove_tag = 0x0256, + i40e_aqc_opc_add_multicast_etag = 0x0257, + i40e_aqc_opc_remove_multicast_etag = 0x0258, + i40e_aqc_opc_update_tag = 0x0259, + i40e_aqc_opc_add_control_packet_filter = 0x025A, + i40e_aqc_opc_remove_control_packet_filter = 0x025B, + i40e_aqc_opc_add_cloud_filters = 0x025C, + i40e_aqc_opc_remove_cloud_filters = 0x025D, + + i40e_aqc_opc_add_mirror_rule = 0x0260, + i40e_aqc_opc_delete_mirror_rule = 0x0261, + + i40e_aqc_opc_set_storm_control_config = 0x0280, + i40e_aqc_opc_get_storm_control_config = 0x0281, + + /* DCB commands */ + i40e_aqc_opc_dcb_ignore_pfc = 0x0301, + i40e_aqc_opc_dcb_updated = 0x0302, + + /* TX scheduler */ + i40e_aqc_opc_configure_vsi_bw_limit = 0x0400, + i40e_aqc_opc_configure_vsi_ets_sla_bw_limit = 0x0406, + i40e_aqc_opc_configure_vsi_tc_bw = 0x0407, + i40e_aqc_opc_query_vsi_bw_config = 0x0408, + i40e_aqc_opc_query_vsi_ets_sla_config = 0x040A, + i40e_aqc_opc_configure_switching_comp_bw_limit = 0x0410, + + i40e_aqc_opc_enable_switching_comp_ets = 0x0413, + i40e_aqc_opc_modify_switching_comp_ets = 0x0414, + i40e_aqc_opc_disable_switching_comp_ets = 0x0415, + i40e_aqc_opc_configure_switching_comp_ets_bw_limit = 0x0416, + i40e_aqc_opc_configure_switching_comp_bw_config = 0x0417, + i40e_aqc_opc_query_switching_comp_ets_config = 0x0418, + i40e_aqc_opc_query_port_ets_config = 0x0419, + i40e_aqc_opc_query_switching_comp_bw_config = 0x041A, + i40e_aqc_opc_suspend_port_tx = 0x041B, + i40e_aqc_opc_resume_port_tx = 0x041C, + + /* hmc */ + i40e_aqc_opc_query_hmc_resource_profile = 0x0500, + i40e_aqc_opc_set_hmc_resource_profile = 0x0501, + + /* phy commands*/ + i40e_aqc_opc_get_phy_abilities = 0x0600, + i40e_aqc_opc_set_phy_config = 0x0601, + i40e_aqc_opc_set_mac_config = 0x0603, + i40e_aqc_opc_set_link_restart_an = 0x0605, + i40e_aqc_opc_get_link_status = 0x0607, + i40e_aqc_opc_set_phy_int_mask = 0x0613, + i40e_aqc_opc_get_local_advt_reg = 0x0614, + i40e_aqc_opc_set_local_advt_reg = 0x0615, + i40e_aqc_opc_get_partner_advt = 0x0616, + i40e_aqc_opc_set_lb_modes = 0x0618, + i40e_aqc_opc_get_phy_wol_caps = 0x0621, + i40e_aqc_opc_set_phy_reset = 0x0622, + i40e_aqc_opc_upload_ext_phy_fm = 0x0625, + + /* NVM commands */ + i40e_aqc_opc_nvm_read = 0x0701, + i40e_aqc_opc_nvm_erase = 0x0702, + i40e_aqc_opc_nvm_update = 0x0703, + + /* virtualization commands */ + i40e_aqc_opc_send_msg_to_pf = 0x0801, + i40e_aqc_opc_send_msg_to_vf = 0x0802, + i40e_aqc_opc_send_msg_to_peer = 0x0803, + + /* alternate structure */ + i40e_aqc_opc_alternate_write = 0x0900, + i40e_aqc_opc_alternate_write_indirect = 0x0901, + i40e_aqc_opc_alternate_read = 0x0902, + i40e_aqc_opc_alternate_read_indirect = 0x0903, + i40e_aqc_opc_alternate_write_done = 0x0904, + i40e_aqc_opc_alternate_set_mode = 0x0905, + i40e_aqc_opc_alternate_clear_port = 0x0906, + + /* LLDP commands */ + i40e_aqc_opc_lldp_get_mib = 0x0A00, + i40e_aqc_opc_lldp_update_mib = 0x0A01, + i40e_aqc_opc_lldp_add_tlv = 0x0A02, + i40e_aqc_opc_lldp_update_tlv = 0x0A03, + i40e_aqc_opc_lldp_delete_tlv = 0x0A04, + i40e_aqc_opc_lldp_stop = 0x0A05, + i40e_aqc_opc_lldp_start = 0x0A06, + + /* Tunnel commands */ + i40e_aqc_opc_add_udp_tunnel = 0x0B00, + i40e_aqc_opc_del_udp_tunnel = 0x0B01, + i40e_aqc_opc_tunnel_key_structure = 0x0B10, + + /* Async Events */ + i40e_aqc_opc_event_lan_overflow = 0x1001, + + /* OEM commands */ + i40e_aqc_opc_oem_parameter_change = 0xFE00, + i40e_aqc_opc_oem_device_status_change = 0xFE01, + + /* debug commands */ + i40e_aqc_opc_debug_get_deviceid = 0xFF00, + i40e_aqc_opc_debug_set_mode = 0xFF01, + i40e_aqc_opc_debug_read_reg = 0xFF03, + i40e_aqc_opc_debug_write_reg = 0xFF04, + i40e_aqc_opc_debug_read_reg_sg = 0xFF05, + i40e_aqc_opc_debug_write_reg_sg = 0xFF06, + i40e_aqc_opc_debug_modify_reg = 0xFF07, + i40e_aqc_opc_debug_dump_internals = 0xFF08, + i40e_aqc_opc_debug_modify_internals = 0xFF09, +}; + +/* command structures and indirect data structures */ + +/* Structure naming conventions: + * - no suffix for direct command descriptor structures + * - _data for indirect sent data + * - _resp for indirect return data (data which is both will use _data) + * - _completion for direct return data + * - _element_ for repeated elements (may also be _data or _resp) + * + * Command structures are expected to overlay the params.raw member of the basic + * descriptor, and as such cannot exceed 16 bytes in length. + */ + +/* This macro is used to generate a compilation error if a structure + * is not exactly the correct length. It gives a divide by zero error if the + * structure is not of the correct size, otherwise it creates an enum that is + * never used. + */ +#define I40E_CHECK_STRUCT_LEN(n, X) enum i40e_static_assert_enum_##X \ + { i40e_static_assert_##X = (n)/((sizeof(struct X) == (n)) ? 1 : 0) } + +/* This macro is used extensively to ensure that command structures are 16 + * bytes in length as they have to map to the raw array of that size. + */ +#define I40E_CHECK_CMD_LENGTH(X) I40E_CHECK_STRUCT_LEN(16, X) + +/* internal (0x00XX) commands */ + +/* Get version (direct 0x0001) */ +struct i40e_aqc_get_version { + __le32 rom_ver; + __le32 fw_build; + __le16 fw_major; + __le16 fw_minor; + __le16 api_major; + __le16 api_minor; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_get_version); + +/* Send driver version (direct 0x0002) */ +struct i40e_aqc_driver_version { + u8 driver_major_ver; + u8 driver_minor_ver; + u8 driver_build_ver; + u8 driver_subbuild_ver; + u8 reserved[12]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_driver_version); + +/* Queue Shutdown (direct 0x0003) */ +struct i40e_aqc_queue_shutdown { + __le32 driver_unloading; +#define I40E_AQ_DRIVER_UNLOADING 0x1 + u8 reserved[12]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_queue_shutdown); + +/* Request resource ownership (direct 0x0008) + * Release resource ownership (direct 0x0009) + */ +#define I40E_AQ_RESOURCE_NVM 1 +#define I40E_AQ_RESOURCE_SDP 2 +#define I40E_AQ_RESOURCE_ACCESS_READ 1 +#define I40E_AQ_RESOURCE_ACCESS_WRITE 2 +#define I40E_AQ_RESOURCE_NVM_READ_TIMEOUT 3000 +#define I40E_AQ_RESOURCE_NVM_WRITE_TIMEOUT 180000 + +struct i40e_aqc_request_resource { + __le16 resource_id; + __le16 access_type; + __le32 timeout; + __le32 resource_number; + u8 reserved[4]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_request_resource); + +/* Get function capabilities (indirect 0x000A) + * Get device capabilities (indirect 0x000B) + */ +struct i40e_aqc_list_capabilites { + u8 command_flags; +#define I40E_AQ_LIST_CAP_PF_INDEX_EN 1 + u8 pf_index; + u8 reserved[2]; + __le32 count; + __le32 addr_high; + __le32 addr_low; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_list_capabilites); + +struct i40e_aqc_list_capabilities_element_resp { + __le16 id; + u8 major_rev; + u8 minor_rev; + __le32 number; + __le32 logical_id; + __le32 phys_id; + u8 reserved[16]; +}; + +/* list of caps */ + +#define I40E_AQ_CAP_ID_SWITCH_MODE 0x0001 +#define I40E_AQ_CAP_ID_MNG_MODE 0x0002 +#define I40E_AQ_CAP_ID_NPAR_ACTIVE 0x0003 +#define I40E_AQ_CAP_ID_OS2BMC_CAP 0x0004 +#define I40E_AQ_CAP_ID_FUNCTIONS_VALID 0x0005 +#define I40E_AQ_CAP_ID_ALTERNATE_RAM 0x0006 +#define I40E_AQ_CAP_ID_SRIOV 0x0012 +#define I40E_AQ_CAP_ID_VF 0x0013 +#define I40E_AQ_CAP_ID_VMDQ 0x0014 +#define I40E_AQ_CAP_ID_8021QBG 0x0015 +#define I40E_AQ_CAP_ID_8021QBR 0x0016 +#define I40E_AQ_CAP_ID_VSI 0x0017 +#define I40E_AQ_CAP_ID_DCB 0x0018 +#define I40E_AQ_CAP_ID_FCOE 0x0021 +#define I40E_AQ_CAP_ID_RSS 0x0040 +#define I40E_AQ_CAP_ID_RXQ 0x0041 +#define I40E_AQ_CAP_ID_TXQ 0x0042 +#define I40E_AQ_CAP_ID_MSIX 0x0043 +#define I40E_AQ_CAP_ID_VF_MSIX 0x0044 +#define I40E_AQ_CAP_ID_FLOW_DIRECTOR 0x0045 +#define I40E_AQ_CAP_ID_1588 0x0046 +#define I40E_AQ_CAP_ID_IWARP 0x0051 +#define I40E_AQ_CAP_ID_LED 0x0061 +#define I40E_AQ_CAP_ID_SDP 0x0062 +#define I40E_AQ_CAP_ID_MDIO 0x0063 +#define I40E_AQ_CAP_ID_FLEX10 0x00F1 +#define I40E_AQ_CAP_ID_CEM 0x00F2 + +/* Set CPPM Configuration (direct 0x0103) */ +struct i40e_aqc_cppm_configuration { + __le16 command_flags; +#define I40E_AQ_CPPM_EN_LTRC 0x0800 +#define I40E_AQ_CPPM_EN_DMCTH 0x1000 +#define I40E_AQ_CPPM_EN_DMCTLX 0x2000 +#define I40E_AQ_CPPM_EN_HPTC 0x4000 +#define I40E_AQ_CPPM_EN_DMARC 0x8000 + __le16 ttlx; + __le32 dmacr; + __le16 dmcth; + u8 hptc; + u8 reserved; + __le32 pfltrc; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_cppm_configuration); + +/* Set ARP Proxy command / response (indirect 0x0104) */ +struct i40e_aqc_arp_proxy_data { + __le16 command_flags; +#define I40E_AQ_ARP_INIT_IPV4 0x0008 +#define I40E_AQ_ARP_UNSUP_CTL 0x0010 +#define I40E_AQ_ARP_ENA 0x0020 +#define I40E_AQ_ARP_ADD_IPV4 0x0040 +#define I40E_AQ_ARP_DEL_IPV4 0x0080 + __le16 table_id; + __le32 pfpm_proxyfc; + __le32 ip_addr; + u8 mac_addr[6]; +}; + +/* Set NS Proxy Table Entry Command (indirect 0x0105) */ +struct i40e_aqc_ns_proxy_data { + __le16 table_idx_mac_addr_0; + __le16 table_idx_mac_addr_1; + __le16 table_idx_ipv6_0; + __le16 table_idx_ipv6_1; + __le16 control; +#define I40E_AQ_NS_PROXY_ADD_0 0x0100 +#define I40E_AQ_NS_PROXY_DEL_0 0x0200 +#define I40E_AQ_NS_PROXY_ADD_1 0x0400 +#define I40E_AQ_NS_PROXY_DEL_1 0x0800 +#define I40E_AQ_NS_PROXY_ADD_IPV6_0 0x1000 +#define I40E_AQ_NS_PROXY_DEL_IPV6_0 0x2000 +#define I40E_AQ_NS_PROXY_ADD_IPV6_1 0x4000 +#define I40E_AQ_NS_PROXY_DEL_IPV6_1 0x8000 +#define I40E_AQ_NS_PROXY_COMMAND_SEQ 0x0001 +#define I40E_AQ_NS_PROXY_INIT_IPV6_TBL 0x0002 +#define I40E_AQ_NS_PROXY_INIT_MAC_TBL 0x0004 + u8 mac_addr_0[6]; + u8 mac_addr_1[6]; + u8 local_mac_addr[6]; + u8 ipv6_addr_0[16]; /* Warning! spec specifies BE byte order */ + u8 ipv6_addr_1[16]; +}; + +/* Manage LAA Command (0x0106) - obsolete */ +struct i40e_aqc_mng_laa { + __le16 command_flags; +#define I40E_AQ_LAA_FLAG_WR 0x8000 + u8 reserved[2]; + __le32 sal; + __le16 sah; + u8 reserved2[6]; +}; + +/* Manage MAC Address Read Command (0x0107) */ +struct i40e_aqc_mac_address_read { + __le16 command_flags; +#define I40E_AQC_LAN_ADDR_VALID 0x10 +#define I40E_AQC_SAN_ADDR_VALID 0x20 +#define I40E_AQC_PORT_ADDR_VALID 0x40 +#define I40E_AQC_WOL_ADDR_VALID 0x80 +#define I40E_AQC_ADDR_VALID_MASK 0xf0 + u8 reserved[6]; + __le32 addr_high; + __le32 addr_low; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_mac_address_read); + +struct i40e_aqc_mac_address_read_data { + u8 pf_lan_mac[6]; + u8 pf_san_mac[6]; + u8 port_mac[6]; + u8 pf_wol_mac[6]; +}; + +I40E_CHECK_STRUCT_LEN(24, i40e_aqc_mac_address_read_data); + +/* Manage MAC Address Write Command (0x0108) */ +struct i40e_aqc_mac_address_write { + __le16 command_flags; +#define I40E_AQC_WRITE_TYPE_LAA_ONLY 0x0000 +#define I40E_AQC_WRITE_TYPE_LAA_WOL 0x4000 +#define I40E_AQC_WRITE_TYPE_PORT 0x8000 +#define I40E_AQC_WRITE_TYPE_MASK 0xc000 + __le16 mac_sah; + __le32 mac_sal; + u8 reserved[8]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_mac_address_write); + +/* Switch configuration commands (0x02xx) */ + +/* Used by many indirect commands that only pass an seid and a buffer in the + * command + */ +struct i40e_aqc_switch_seid { + __le16 seid; + u8 reserved[6]; + __le32 addr_high; + __le32 addr_low; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_switch_seid); + +/* Get Switch Configuration command (indirect 0x0200) + * uses i40e_aqc_switch_seid for the descriptor + */ +struct i40e_aqc_get_switch_config_header_resp { + __le16 num_reported; + __le16 num_total; + u8 reserved[12]; +}; + +struct i40e_aqc_switch_config_element_resp { + u8 element_type; +#define I40E_AQ_SW_ELEM_TYPE_MAC 1 +#define I40E_AQ_SW_ELEM_TYPE_PF 2 +#define I40E_AQ_SW_ELEM_TYPE_VF 3 +#define I40E_AQ_SW_ELEM_TYPE_EMP 4 +#define I40E_AQ_SW_ELEM_TYPE_BMC 5 +#define I40E_AQ_SW_ELEM_TYPE_PV 16 +#define I40E_AQ_SW_ELEM_TYPE_VEB 17 +#define I40E_AQ_SW_ELEM_TYPE_PA 18 +#define I40E_AQ_SW_ELEM_TYPE_VSI 19 + u8 revision; +#define I40E_AQ_SW_ELEM_REV_1 1 + __le16 seid; + __le16 uplink_seid; + __le16 downlink_seid; + u8 reserved[3]; + u8 connection_type; +#define I40E_AQ_CONN_TYPE_REGULAR 0x1 +#define I40E_AQ_CONN_TYPE_DEFAULT 0x2 +#define I40E_AQ_CONN_TYPE_CASCADED 0x3 + __le16 scheduler_id; + __le16 element_info; +}; + +/* Get Switch Configuration (indirect 0x0200) + * an array of elements are returned in the response buffer + * the first in the array is the header, remainder are elements + */ +struct i40e_aqc_get_switch_config_resp { + struct i40e_aqc_get_switch_config_header_resp header; + struct i40e_aqc_switch_config_element_resp element[1]; +}; + +/* Add Statistics (direct 0x0201) + * Remove Statistics (direct 0x0202) + */ +struct i40e_aqc_add_remove_statistics { + __le16 seid; + __le16 vlan; + __le16 stat_index; + u8 reserved[10]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_add_remove_statistics); + +/* Set Port Parameters command (direct 0x0203) */ +struct i40e_aqc_set_port_parameters { + __le16 command_flags; +#define I40E_AQ_SET_P_PARAMS_SAVE_BAD_PACKETS 1 +#define I40E_AQ_SET_P_PARAMS_PAD_SHORT_PACKETS 2 /* must set! */ +#define I40E_AQ_SET_P_PARAMS_DOUBLE_VLAN_ENA 4 + __le16 bad_frame_vsi; + __le16 default_seid; /* reserved for command */ + u8 reserved[10]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_set_port_parameters); + +/* Get Switch Resource Allocation (indirect 0x0204) */ +struct i40e_aqc_get_switch_resource_alloc { + u8 num_entries; /* reserved for command */ + u8 reserved[7]; + __le32 addr_high; + __le32 addr_low; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_get_switch_resource_alloc); + +/* expect an array of these structs in the response buffer */ +struct i40e_aqc_switch_resource_alloc_element_resp { + u8 resource_type; +#define I40E_AQ_RESOURCE_TYPE_VEB 0x0 +#define I40E_AQ_RESOURCE_TYPE_VSI 0x1 +#define I40E_AQ_RESOURCE_TYPE_MACADDR 0x2 +#define I40E_AQ_RESOURCE_TYPE_STAG 0x3 +#define I40E_AQ_RESOURCE_TYPE_ETAG 0x4 +#define I40E_AQ_RESOURCE_TYPE_MULTICAST_HASH 0x5 +#define I40E_AQ_RESOURCE_TYPE_UNICAST_HASH 0x6 +#define I40E_AQ_RESOURCE_TYPE_VLAN 0x7 +#define I40E_AQ_RESOURCE_TYPE_VSI_LIST_ENTRY 0x8 +#define I40E_AQ_RESOURCE_TYPE_ETAG_LIST_ENTRY 0x9 +#define I40E_AQ_RESOURCE_TYPE_VLAN_STAT_POOL 0xA +#define I40E_AQ_RESOURCE_TYPE_MIRROR_RULE 0xB +#define I40E_AQ_RESOURCE_TYPE_QUEUE_SETS 0xC +#define I40E_AQ_RESOURCE_TYPE_VLAN_FILTERS 0xD +#define I40E_AQ_RESOURCE_TYPE_INNER_MAC_FILTERS 0xF +#define I40E_AQ_RESOURCE_TYPE_IP_FILTERS 0x10 +#define I40E_AQ_RESOURCE_TYPE_GRE_VN_KEYS 0x11 +#define I40E_AQ_RESOURCE_TYPE_VN2_KEYS 0x12 +#define I40E_AQ_RESOURCE_TYPE_TUNNEL_PORTS 0x13 + u8 reserved1; + __le16 guaranteed; + __le16 total; + __le16 used; + __le16 total_unalloced; + u8 reserved2[6]; +}; + +/* Add VSI (indirect 0x210) + * this indirect command uses struct i40e_aqc_vsi_properties_data + * as the indirect buffer (128 bytes) + * + * Update VSI (indirect 0x211) Get VSI (indirect 0x0212) + * use the generic i40e_aqc_switch_seid descriptor format + * use the same completion and data structure as Add VSI + */ +struct i40e_aqc_add_get_update_vsi { + __le16 uplink_seid; + u8 connection_type; +#define I40E_AQ_VSI_CONN_TYPE_NORMAL 0x1 +#define I40E_AQ_VSI_CONN_TYPE_DEFAULT 0x2 +#define I40E_AQ_VSI_CONN_TYPE_CASCADED 0x3 + u8 reserved1; + u8 vf_id; + u8 reserved2; + __le16 vsi_flags; +#define I40E_AQ_VSI_TYPE_SHIFT 0x0 +#define I40E_AQ_VSI_TYPE_MASK (0x3 << I40E_AQ_VSI_TYPE_SHIFT) +#define I40E_AQ_VSI_TYPE_VF 0x0 +#define I40E_AQ_VSI_TYPE_VMDQ2 0x1 +#define I40E_AQ_VSI_TYPE_PF 0x2 +#define I40E_AQ_VSI_TYPE_EMP_MNG 0x3 +#define I40E_AQ_VSI_FLAG_CASCADED_PV 0x4 +#define I40E_AQ_VSI_FLAG_CLOUD_VSI 0x8 + __le32 addr_high; + __le32 addr_low; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_add_get_update_vsi); + +struct i40e_aqc_add_get_update_vsi_completion { + __le16 seid; + __le16 vsi_number; + __le16 vsi_used; + __le16 vsi_free; + __le32 addr_high; + __le32 addr_low; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_add_get_update_vsi_completion); + +struct i40e_aqc_vsi_properties_data { + /* first 96 byte are written by SW */ + __le16 valid_sections; +#define I40E_AQ_VSI_PROP_SWITCH_VALID 0x0001 +#define I40E_AQ_VSI_PROP_SECURITY_VALID 0x0002 +#define I40E_AQ_VSI_PROP_VLAN_VALID 0x0004 +#define I40E_AQ_VSI_PROP_CAS_PV_VALID 0x0008 +#define I40E_AQ_VSI_PROP_INGRESS_UP_VALID 0x0010 +#define I40E_AQ_VSI_PROP_EGRESS_UP_VALID 0x0020 +#define I40E_AQ_VSI_PROP_QUEUE_MAP_VALID 0x0040 +#define I40E_AQ_VSI_PROP_QUEUE_OPT_VALID 0x0080 +#define I40E_AQ_VSI_PROP_OUTER_UP_VALID 0x0100 +#define I40E_AQ_VSI_PROP_SCHED_VALID 0x0200 + /* switch section */ + __le16 switch_id; /* 12bit id combined with flags below */ +#define I40E_AQ_VSI_SW_ID_SHIFT 0x0000 +#define I40E_AQ_VSI_SW_ID_MASK (0xFFF << I40E_AQ_VSI_SW_ID_SHIFT) +#define I40E_AQ_VSI_SW_ID_FLAG_NOT_STAG 0x1000 +#define I40E_AQ_VSI_SW_ID_FLAG_ALLOW_LB 0x2000 +#define I40E_AQ_VSI_SW_ID_FLAG_LOCAL_LB 0x4000 + u8 sw_reserved[2]; + /* security section */ + u8 sec_flags; +#define I40E_AQ_VSI_SEC_FLAG_ALLOW_DEST_OVRD 0x01 +#define I40E_AQ_VSI_SEC_FLAG_ENABLE_VLAN_CHK 0x02 +#define I40E_AQ_VSI_SEC_FLAG_ENABLE_MAC_CHK 0x04 + u8 sec_reserved; + /* VLAN section */ + __le16 pvid; /* VLANS include priority bits */ + __le16 fcoe_pvid; + u8 port_vlan_flags; +#define I40E_AQ_VSI_PVLAN_MODE_SHIFT 0x00 +#define I40E_AQ_VSI_PVLAN_MODE_MASK (0x03 << \ + I40E_AQ_VSI_PVLAN_MODE_SHIFT) +#define I40E_AQ_VSI_PVLAN_MODE_TAGGED 0x01 +#define I40E_AQ_VSI_PVLAN_MODE_UNTAGGED 0x02 +#define I40E_AQ_VSI_PVLAN_MODE_ALL 0x03 +#define I40E_AQ_VSI_PVLAN_INSERT_PVID 0x04 +#define I40E_AQ_VSI_PVLAN_EMOD_SHIFT 0x03 +#define I40E_AQ_VSI_PVLAN_EMOD_MASK (0x3 << \ + I40E_AQ_VSI_PVLAN_EMOD_SHIFT) +#define I40E_AQ_VSI_PVLAN_EMOD_STR_BOTH 0x0 +#define I40E_AQ_VSI_PVLAN_EMOD_STR_UP 0x08 +#define I40E_AQ_VSI_PVLAN_EMOD_STR 0x10 +#define I40E_AQ_VSI_PVLAN_EMOD_NOTHING 0x18 + u8 pvlan_reserved[3]; + /* ingress egress up sections */ + __le32 ingress_table; /* bitmap, 3 bits per up */ +#define I40E_AQ_VSI_UP_TABLE_UP0_SHIFT 0 +#define I40E_AQ_VSI_UP_TABLE_UP0_MASK (0x7 << \ + I40E_AQ_VSI_UP_TABLE_UP0_SHIFT) +#define I40E_AQ_VSI_UP_TABLE_UP1_SHIFT 3 +#define I40E_AQ_VSI_UP_TABLE_UP1_MASK (0x7 << \ + I40E_AQ_VSI_UP_TABLE_UP1_SHIFT) +#define I40E_AQ_VSI_UP_TABLE_UP2_SHIFT 6 +#define I40E_AQ_VSI_UP_TABLE_UP2_MASK (0x7 << \ + I40E_AQ_VSI_UP_TABLE_UP2_SHIFT) +#define I40E_AQ_VSI_UP_TABLE_UP3_SHIFT 9 +#define I40E_AQ_VSI_UP_TABLE_UP3_MASK (0x7 << \ + I40E_AQ_VSI_UP_TABLE_UP3_SHIFT) +#define I40E_AQ_VSI_UP_TABLE_UP4_SHIFT 12 +#define I40E_AQ_VSI_UP_TABLE_UP4_MASK (0x7 << \ + I40E_AQ_VSI_UP_TABLE_UP4_SHIFT) +#define I40E_AQ_VSI_UP_TABLE_UP5_SHIFT 15 +#define I40E_AQ_VSI_UP_TABLE_UP5_MASK (0x7 << \ + I40E_AQ_VSI_UP_TABLE_UP5_SHIFT) +#define I40E_AQ_VSI_UP_TABLE_UP6_SHIFT 18 +#define I40E_AQ_VSI_UP_TABLE_UP6_MASK (0x7 << \ + I40E_AQ_VSI_UP_TABLE_UP6_SHIFT) +#define I40E_AQ_VSI_UP_TABLE_UP7_SHIFT 21 +#define I40E_AQ_VSI_UP_TABLE_UP7_MASK (0x7 << \ + I40E_AQ_VSI_UP_TABLE_UP7_SHIFT) + __le32 egress_table; /* same defines as for ingress table */ + /* cascaded PV section */ + __le16 cas_pv_tag; + u8 cas_pv_flags; +#define I40E_AQ_VSI_CAS_PV_TAGX_SHIFT 0x00 +#define I40E_AQ_VSI_CAS_PV_TAGX_MASK (0x03 << \ + I40E_AQ_VSI_CAS_PV_TAGX_SHIFT) +#define I40E_AQ_VSI_CAS_PV_TAGX_LEAVE 0x00 +#define I40E_AQ_VSI_CAS_PV_TAGX_REMOVE 0x01 +#define I40E_AQ_VSI_CAS_PV_TAGX_COPY 0x02 +#define I40E_AQ_VSI_CAS_PV_INSERT_TAG 0x10 +#define I40E_AQ_VSI_CAS_PV_ETAG_PRUNE 0x20 +#define I40E_AQ_VSI_CAS_PV_ACCEPT_HOST_TAG 0x40 + u8 cas_pv_reserved; + /* queue mapping section */ + __le16 mapping_flags; +#define I40E_AQ_VSI_QUE_MAP_CONTIG 0x0 +#define I40E_AQ_VSI_QUE_MAP_NONCONTIG 0x1 + __le16 queue_mapping[16]; +#define I40E_AQ_VSI_QUEUE_SHIFT 0x0 +#define I40E_AQ_VSI_QUEUE_MASK (0x7FF << I40E_AQ_VSI_QUEUE_SHIFT) + __le16 tc_mapping[8]; +#define I40E_AQ_VSI_TC_QUE_OFFSET_SHIFT 0 +#define I40E_AQ_VSI_TC_QUE_OFFSET_MASK (0x1FF << \ + I40E_AQ_VSI_TC_QUE_OFFSET_SHIFT) +#define I40E_AQ_VSI_TC_QUE_NUMBER_SHIFT 9 +#define I40E_AQ_VSI_TC_QUE_NUMBER_MASK (0x7 << \ + I40E_AQ_VSI_TC_QUE_NUMBER_SHIFT) + /* queueing option section */ + u8 queueing_opt_flags; +#define I40E_AQ_VSI_QUE_OPT_TCP_ENA 0x10 +#define I40E_AQ_VSI_QUE_OPT_FCOE_ENA 0x20 + u8 queueing_opt_reserved[3]; + /* scheduler section */ + u8 up_enable_bits; + u8 sched_reserved; + /* outer up section */ + __le32 outer_up_table; /* same structure and defines as ingress table */ + u8 cmd_reserved[8]; + /* last 32 bytes are written by FW */ + __le16 qs_handle[8]; +#define I40E_AQ_VSI_QS_HANDLE_INVALID 0xFFFF + __le16 stat_counter_idx; + __le16 sched_id; + u8 resp_reserved[12]; +}; + +I40E_CHECK_STRUCT_LEN(128, i40e_aqc_vsi_properties_data); + +/* Add Port Virtualizer (direct 0x0220) + * also used for update PV (direct 0x0221) but only flags are used + * (IS_CTRL_PORT only works on add PV) + */ +struct i40e_aqc_add_update_pv { + __le16 command_flags; +#define I40E_AQC_PV_FLAG_PV_TYPE 0x1 +#define I40E_AQC_PV_FLAG_FWD_UNKNOWN_STAG_EN 0x2 +#define I40E_AQC_PV_FLAG_FWD_UNKNOWN_ETAG_EN 0x4 +#define I40E_AQC_PV_FLAG_IS_CTRL_PORT 0x8 + __le16 uplink_seid; + __le16 connected_seid; + u8 reserved[10]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_add_update_pv); + +struct i40e_aqc_add_update_pv_completion { + /* reserved for update; for add also encodes error if rc == ENOSPC */ + __le16 pv_seid; +#define I40E_AQC_PV_ERR_FLAG_NO_PV 0x1 +#define I40E_AQC_PV_ERR_FLAG_NO_SCHED 0x2 +#define I40E_AQC_PV_ERR_FLAG_NO_COUNTER 0x4 +#define I40E_AQC_PV_ERR_FLAG_NO_ENTRY 0x8 + u8 reserved[14]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_add_update_pv_completion); + +/* Get PV Params (direct 0x0222) + * uses i40e_aqc_switch_seid for the descriptor + */ + +struct i40e_aqc_get_pv_params_completion { + __le16 seid; + __le16 default_stag; + __le16 pv_flags; /* same flags as add_pv */ +#define I40E_AQC_GET_PV_PV_TYPE 0x1 +#define I40E_AQC_GET_PV_FRWD_UNKNOWN_STAG 0x2 +#define I40E_AQC_GET_PV_FRWD_UNKNOWN_ETAG 0x4 + u8 reserved[8]; + __le16 default_port_seid; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_get_pv_params_completion); + +/* Add VEB (direct 0x0230) */ +struct i40e_aqc_add_veb { + __le16 uplink_seid; + __le16 downlink_seid; + __le16 veb_flags; +#define I40E_AQC_ADD_VEB_FLOATING 0x1 +#define I40E_AQC_ADD_VEB_PORT_TYPE_SHIFT 1 +#define I40E_AQC_ADD_VEB_PORT_TYPE_MASK (0x3 << \ + I40E_AQC_ADD_VEB_PORT_TYPE_SHIFT) +#define I40E_AQC_ADD_VEB_PORT_TYPE_DEFAULT 0x2 +#define I40E_AQC_ADD_VEB_PORT_TYPE_DATA 0x4 +#define I40E_AQC_ADD_VEB_ENABLE_L2_FILTER 0x8 + u8 enable_tcs; + u8 reserved[9]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_add_veb); + +struct i40e_aqc_add_veb_completion { + u8 reserved[6]; + __le16 switch_seid; + /* also encodes error if rc == ENOSPC; codes are the same as add_pv */ + __le16 veb_seid; +#define I40E_AQC_VEB_ERR_FLAG_NO_VEB 0x1 +#define I40E_AQC_VEB_ERR_FLAG_NO_SCHED 0x2 +#define I40E_AQC_VEB_ERR_FLAG_NO_COUNTER 0x4 +#define I40E_AQC_VEB_ERR_FLAG_NO_ENTRY 0x8 + __le16 statistic_index; + __le16 vebs_used; + __le16 vebs_free; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_add_veb_completion); + +/* Get VEB Parameters (direct 0x0232) + * uses i40e_aqc_switch_seid for the descriptor + */ +struct i40e_aqc_get_veb_parameters_completion { + __le16 seid; + __le16 switch_id; + __le16 veb_flags; /* only the first/last flags from 0x0230 is valid */ + __le16 statistic_index; + __le16 vebs_used; + __le16 vebs_free; + u8 reserved[4]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_get_veb_parameters_completion); + +/* Delete Element (direct 0x0243) + * uses the generic i40e_aqc_switch_seid + */ + +/* Add MAC-VLAN (indirect 0x0250) */ + +/* used for the command for most vlan commands */ +struct i40e_aqc_macvlan { + __le16 num_addresses; + __le16 seid[3]; +#define I40E_AQC_MACVLAN_CMD_SEID_NUM_SHIFT 0 +#define I40E_AQC_MACVLAN_CMD_SEID_NUM_MASK (0x3FF << \ + I40E_AQC_MACVLAN_CMD_SEID_NUM_SHIFT) +#define I40E_AQC_MACVLAN_CMD_SEID_VALID 0x8000 + __le32 addr_high; + __le32 addr_low; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_macvlan); + +/* indirect data for command and response */ +struct i40e_aqc_add_macvlan_element_data { + u8 mac_addr[6]; + __le16 vlan_tag; + __le16 flags; +#define I40E_AQC_MACVLAN_ADD_PERFECT_MATCH 0x0001 +#define I40E_AQC_MACVLAN_ADD_HASH_MATCH 0x0002 +#define I40E_AQC_MACVLAN_ADD_IGNORE_VLAN 0x0004 +#define I40E_AQC_MACVLAN_ADD_TO_QUEUE 0x0008 + __le16 queue_number; +#define I40E_AQC_MACVLAN_CMD_QUEUE_SHIFT 0 +#define I40E_AQC_MACVLAN_CMD_QUEUE_MASK (0x7FF << \ + I40E_AQC_MACVLAN_CMD_SEID_NUM_SHIFT) + /* response section */ + u8 match_method; +#define I40E_AQC_MM_PERFECT_MATCH 0x01 +#define I40E_AQC_MM_HASH_MATCH 0x02 +#define I40E_AQC_MM_ERR_NO_RES 0xFF + u8 reserved1[3]; +}; + +struct i40e_aqc_add_remove_macvlan_completion { + __le16 perfect_mac_used; + __le16 perfect_mac_free; + __le16 unicast_hash_free; + __le16 multicast_hash_free; + __le32 addr_high; + __le32 addr_low; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_add_remove_macvlan_completion); + +/* Remove MAC-VLAN (indirect 0x0251) + * uses i40e_aqc_macvlan for the descriptor + * data points to an array of num_addresses of elements + */ + +struct i40e_aqc_remove_macvlan_element_data { + u8 mac_addr[6]; + __le16 vlan_tag; + u8 flags; +#define I40E_AQC_MACVLAN_DEL_PERFECT_MATCH 0x01 +#define I40E_AQC_MACVLAN_DEL_HASH_MATCH 0x02 +#define I40E_AQC_MACVLAN_DEL_IGNORE_VLAN 0x08 +#define I40E_AQC_MACVLAN_DEL_ALL_VSIS 0x10 + u8 reserved[3]; + /* reply section */ + u8 error_code; +#define I40E_AQC_REMOVE_MACVLAN_SUCCESS 0x0 +#define I40E_AQC_REMOVE_MACVLAN_FAIL 0xFF + u8 reply_reserved[3]; +}; + +/* Add VLAN (indirect 0x0252) + * Remove VLAN (indirect 0x0253) + * use the generic i40e_aqc_macvlan for the command + */ +struct i40e_aqc_add_remove_vlan_element_data { + __le16 vlan_tag; + u8 vlan_flags; +/* flags for add VLAN */ +#define I40E_AQC_ADD_VLAN_LOCAL 0x1 +#define I40E_AQC_ADD_PVLAN_TYPE_SHIFT 1 +#define I40E_AQC_ADD_PVLAN_TYPE_MASK (0x3 << \ + I40E_AQC_ADD_PVLAN_TYPE_SHIFT) +#define I40E_AQC_ADD_PVLAN_TYPE_REGULAR 0x0 +#define I40E_AQC_ADD_PVLAN_TYPE_PRIMARY 0x2 +#define I40E_AQC_ADD_PVLAN_TYPE_SECONDARY 0x4 +#define I40E_AQC_VLAN_PTYPE_SHIFT 3 +#define I40E_AQC_VLAN_PTYPE_MASK (0x3 << I40E_AQC_VLAN_PTYPE_SHIFT) +#define I40E_AQC_VLAN_PTYPE_REGULAR_VSI 0x0 +#define I40E_AQC_VLAN_PTYPE_PROMISC_VSI 0x8 +#define I40E_AQC_VLAN_PTYPE_COMMUNITY_VSI 0x10 +#define I40E_AQC_VLAN_PTYPE_ISOLATED_VSI 0x18 +/* flags for remove VLAN */ +#define I40E_AQC_REMOVE_VLAN_ALL 0x1 + u8 reserved; + u8 result; +/* flags for add VLAN */ +#define I40E_AQC_ADD_VLAN_SUCCESS 0x0 +#define I40E_AQC_ADD_VLAN_FAIL_REQUEST 0xFE +#define I40E_AQC_ADD_VLAN_FAIL_RESOURCE 0xFF +/* flags for remove VLAN */ +#define I40E_AQC_REMOVE_VLAN_SUCCESS 0x0 +#define I40E_AQC_REMOVE_VLAN_FAIL 0xFF + u8 reserved1[3]; +}; + +struct i40e_aqc_add_remove_vlan_completion { + u8 reserved[4]; + __le16 vlans_used; + __le16 vlans_free; + __le32 addr_high; + __le32 addr_low; +}; + +/* Set VSI Promiscuous Modes (direct 0x0254) */ +struct i40e_aqc_set_vsi_promiscuous_modes { + __le16 promiscuous_flags; + __le16 valid_flags; +/* flags used for both fields above */ +#define I40E_AQC_SET_VSI_PROMISC_UNICAST 0x01 +#define I40E_AQC_SET_VSI_PROMISC_MULTICAST 0x02 +#define I40E_AQC_SET_VSI_PROMISC_BROADCAST 0x04 +#define I40E_AQC_SET_VSI_DEFAULT 0x08 +#define I40E_AQC_SET_VSI_PROMISC_VLAN 0x10 + __le16 seid; +#define I40E_AQC_VSI_PROM_CMD_SEID_MASK 0x3FF + u8 reserved[10]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_set_vsi_promiscuous_modes); + +/* Add S/E-tag command (direct 0x0255) + * Uses generic i40e_aqc_add_remove_tag_completion for completion + */ +struct i40e_aqc_add_tag { + __le16 flags; +#define I40E_AQC_ADD_TAG_FLAG_TO_QUEUE 0x0001 + __le16 seid; +#define I40E_AQC_ADD_TAG_CMD_SEID_NUM_SHIFT 0 +#define I40E_AQC_ADD_TAG_CMD_SEID_NUM_MASK (0x3FF << \ + I40E_AQC_ADD_TAG_CMD_SEID_NUM_SHIFT) + __le16 tag; + __le16 queue_number; + u8 reserved[8]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_add_tag); + +struct i40e_aqc_add_remove_tag_completion { + u8 reserved[12]; + __le16 tags_used; + __le16 tags_free; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_add_remove_tag_completion); + +/* Remove S/E-tag command (direct 0x0256) + * Uses generic i40e_aqc_add_remove_tag_completion for completion + */ +struct i40e_aqc_remove_tag { + __le16 seid; +#define I40E_AQC_REMOVE_TAG_CMD_SEID_NUM_SHIFT 0 +#define I40E_AQC_REMOVE_TAG_CMD_SEID_NUM_MASK (0x3FF << \ + I40E_AQC_REMOVE_TAG_CMD_SEID_NUM_SHIFT) + __le16 tag; + u8 reserved[12]; +}; + +/* Add multicast E-Tag (direct 0x0257) + * del multicast E-Tag (direct 0x0258) only uses pv_seid and etag fields + * and no external data + */ +struct i40e_aqc_add_remove_mcast_etag { + __le16 pv_seid; + __le16 etag; + u8 num_unicast_etags; + u8 reserved[3]; + __le32 addr_high; /* address of array of 2-byte s-tags */ + __le32 addr_low; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_add_remove_mcast_etag); + +struct i40e_aqc_add_remove_mcast_etag_completion { + u8 reserved[4]; + __le16 mcast_etags_used; + __le16 mcast_etags_free; + __le32 addr_high; + __le32 addr_low; + +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_add_remove_mcast_etag_completion); + +/* Update S/E-Tag (direct 0x0259) */ +struct i40e_aqc_update_tag { + __le16 seid; +#define I40E_AQC_UPDATE_TAG_CMD_SEID_NUM_SHIFT 0 +#define I40E_AQC_UPDATE_TAG_CMD_SEID_NUM_MASK (0x3FF << \ + I40E_AQC_UPDATE_TAG_CMD_SEID_NUM_SHIFT) + __le16 old_tag; + __le16 new_tag; + u8 reserved[10]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_update_tag); + +struct i40e_aqc_update_tag_completion { + u8 reserved[12]; + __le16 tags_used; + __le16 tags_free; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_update_tag_completion); + +/* Add Control Packet filter (direct 0x025A) + * Remove Control Packet filter (direct 0x025B) + * uses the i40e_aqc_add_oveb_cloud, + * and the generic direct completion structure + */ +struct i40e_aqc_add_remove_control_packet_filter { + u8 mac[6]; + __le16 etype; + __le16 flags; +#define I40E_AQC_ADD_CONTROL_PACKET_FLAGS_IGNORE_MAC 0x0001 +#define I40E_AQC_ADD_CONTROL_PACKET_FLAGS_DROP 0x0002 +#define I40E_AQC_ADD_CONTROL_PACKET_FLAGS_TO_QUEUE 0x0004 +#define I40E_AQC_ADD_CONTROL_PACKET_FLAGS_TX 0x0008 +#define I40E_AQC_ADD_CONTROL_PACKET_FLAGS_RX 0x0000 + __le16 seid; +#define I40E_AQC_ADD_CONTROL_PACKET_CMD_SEID_NUM_SHIFT 0 +#define I40E_AQC_ADD_CONTROL_PACKET_CMD_SEID_NUM_MASK (0x3FF << \ + I40E_AQC_ADD_CONTROL_PACKET_CMD_SEID_NUM_SHIFT) + __le16 queue; + u8 reserved[2]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_add_remove_control_packet_filter); + +struct i40e_aqc_add_remove_control_packet_filter_completion { + __le16 mac_etype_used; + __le16 etype_used; + __le16 mac_etype_free; + __le16 etype_free; + u8 reserved[8]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_add_remove_control_packet_filter_completion); + +/* Add Cloud filters (indirect 0x025C) + * Remove Cloud filters (indirect 0x025D) + * uses the i40e_aqc_add_remove_cloud_filters, + * and the generic indirect completion structure + */ +struct i40e_aqc_add_remove_cloud_filters { + u8 num_filters; + u8 reserved; + __le16 seid; +#define I40E_AQC_ADD_CLOUD_CMD_SEID_NUM_SHIFT 0 +#define I40E_AQC_ADD_CLOUD_CMD_SEID_NUM_MASK (0x3FF << \ + I40E_AQC_ADD_CLOUD_CMD_SEID_NUM_SHIFT) + u8 reserved2[4]; + __le32 addr_high; + __le32 addr_low; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_add_remove_cloud_filters); + +struct i40e_aqc_add_remove_cloud_filters_element_data { + u8 outer_mac[6]; + u8 inner_mac[6]; + __le16 inner_vlan; + union { + struct { + u8 reserved[12]; + u8 data[4]; + } v4; + struct { + u8 data[16]; + } v6; + } ipaddr; + __le16 flags; +#define I40E_AQC_ADD_CLOUD_FILTER_SHIFT 0 +#define I40E_AQC_ADD_CLOUD_FILTER_MASK (0x3F << \ + I40E_AQC_ADD_CLOUD_FILTER_SHIFT) +#define I40E_AQC_ADD_CLOUD_FILTER_OIP 0x0001 +#define I40E_AQC_ADD_CLOUD_FILTER_OIP_GRE 0x0002 +#define I40E_AQC_ADD_CLOUD_FILTER_IMAC_IVLAN 0x0003 +#define I40E_AQC_ADD_CLOUD_FILTER_IMAC_IVLAN_GRE 0x0004 +#define I40E_AQC_ADD_CLOUD_FILTER_IMAC_TEN_ID 0x0006 +#define I40E_AQC_ADD_CLOUD_FILTER_IMAC_IVLAN_VNL 0x0007 +/* 0x0008 reserved */ +#define I40E_AQC_ADD_CLOUD_FILTER_OMAC 0x0009 +#define I40E_AQC_ADD_CLOUD_FILTER_IMAC 0x000A +#define I40E_AQC_ADD_CLOUD_FLAGS_TO_QUEUE 0x0080 +#define I40E_AQC_ADD_CLOUD_VNK_SHIFT 6 +#define I40E_AQC_ADD_CLOUD_VNK_MASK 0x00C0 +#define I40E_AQC_ADD_CLOUD_FLAGS_IPV4 0 +#define I40E_AQC_ADD_CLOUD_FLAGS_IPV6 0x0100 + __le32 key_low; + __le32 key_high; + __le16 queue_number; +#define I40E_AQC_ADD_CLOUD_QUEUE_SHIFT 0 +#define I40E_AQC_ADD_CLOUD_QUEUE_MASK (0x3F << \ + I40E_AQC_ADD_CLOUD_QUEUE_SHIFT) + u8 reserved[14]; + /* response section */ + u8 allocation_result; +#define I40E_AQC_ADD_CLOUD_FILTER_SUCCESS 0x0 +#define I40E_AQC_ADD_CLOUD_FILTER_FAIL 0xFF + u8 response_reserved[7]; +}; + +struct i40e_aqc_remove_cloud_filters_completion { + __le16 perfect_ovlan_used; + __le16 perfect_ovlan_free; + __le16 vlan_used; + __le16 vlan_free; + __le32 addr_high; + __le32 addr_low; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_remove_cloud_filters_completion); + +/* Add Mirror Rule (indirect or direct 0x0260) + * Delete Mirror Rule (indirect or direct 0x0261) + * note: some rule types (4,5) do not use an external buffer. + * take care to set the flags correctly. + */ +struct i40e_aqc_add_delete_mirror_rule { + __le16 seid; + __le16 rule_type; +#define I40E_AQC_MIRROR_RULE_TYPE_SHIFT 0 +#define I40E_AQC_MIRROR_RULE_TYPE_MASK (0x7 << \ + I40E_AQC_MIRROR_RULE_TYPE_SHIFT) +#define I40E_AQC_MIRROR_RULE_TYPE_VPORT_INGRESS 1 +#define I40E_AQC_MIRROR_RULE_TYPE_VPORT_EGRESS 2 +#define I40E_AQC_MIRROR_RULE_TYPE_VLAN 3 +#define I40E_AQC_MIRROR_RULE_TYPE_ALL_INGRESS 4 +#define I40E_AQC_MIRROR_RULE_TYPE_ALL_EGRESS 5 + __le16 num_entries; + __le16 destination; /* VSI for add, rule id for delete */ + __le32 addr_high; /* address of array of 2-byte VSI or VLAN ids */ + __le32 addr_low; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_add_delete_mirror_rule); + +struct i40e_aqc_add_delete_mirror_rule_completion { + u8 reserved[2]; + __le16 rule_id; /* only used on add */ + __le16 mirror_rules_used; + __le16 mirror_rules_free; + __le32 addr_high; + __le32 addr_low; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_add_delete_mirror_rule_completion); + +/* Set Storm Control Configuration (direct 0x0280) + * Get Storm Control Configuration (direct 0x0281) + * the command and response use the same descriptor structure + */ +struct i40e_aqc_set_get_storm_control_config { + __le32 broadcast_threshold; + __le32 multicast_threshold; + __le32 control_flags; +#define I40E_AQC_STORM_CONTROL_MDIPW 0x01 +#define I40E_AQC_STORM_CONTROL_MDICW 0x02 +#define I40E_AQC_STORM_CONTROL_BDIPW 0x04 +#define I40E_AQC_STORM_CONTROL_BDICW 0x08 +#define I40E_AQC_STORM_CONTROL_BIDU 0x10 +#define I40E_AQC_STORM_CONTROL_INTERVAL_SHIFT 8 +#define I40E_AQC_STORM_CONTROL_INTERVAL_MASK (0x3FF << \ + I40E_AQC_STORM_CONTROL_INTERVAL_SHIFT) + u8 reserved[4]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_set_get_storm_control_config); + +/* DCB 0x03xx*/ + +/* PFC Ignore (direct 0x0301) + * the command and response use the same descriptor structure + */ +struct i40e_aqc_pfc_ignore { + u8 tc_bitmap; + u8 command_flags; /* unused on response */ +#define I40E_AQC_PFC_IGNORE_SET 0x80 +#define I40E_AQC_PFC_IGNORE_CLEAR 0x0 + u8 reserved[14]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_pfc_ignore); + +/* DCB Update (direct 0x0302) uses the i40e_aq_desc structure + * with no parameters + */ + +/* TX scheduler 0x04xx */ + +/* Almost all the indirect commands use + * this generic struct to pass the SEID in param0 + */ +struct i40e_aqc_tx_sched_ind { + __le16 vsi_seid; + u8 reserved[6]; + __le32 addr_high; + __le32 addr_low; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_tx_sched_ind); + +/* Several commands respond with a set of queue set handles */ +struct i40e_aqc_qs_handles_resp { + __le16 qs_handles[8]; +}; + +/* Configure VSI BW limits (direct 0x0400) */ +struct i40e_aqc_configure_vsi_bw_limit { + __le16 vsi_seid; + u8 reserved[2]; + __le16 credit; + u8 reserved1[2]; + u8 max_credit; /* 0-3, limit = 2^max */ + u8 reserved2[7]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_configure_vsi_bw_limit); + +/* Configure VSI Bandwidth Limit per Traffic Type (indirect 0x0406) + * responds with i40e_aqc_qs_handles_resp + */ +struct i40e_aqc_configure_vsi_ets_sla_bw_data { + u8 tc_valid_bits; + u8 reserved[15]; + __le16 tc_bw_credits[8]; /* FW writesback QS handles here */ + + /* 4 bits per tc 0-7, 4th bit is reserved, limit = 2^max */ + __le16 tc_bw_max[2]; + u8 reserved1[28]; +}; + +/* Configure VSI Bandwidth Allocation per Traffic Type (indirect 0x0407) + * responds with i40e_aqc_qs_handles_resp + */ +struct i40e_aqc_configure_vsi_tc_bw_data { + u8 tc_valid_bits; + u8 reserved[3]; + u8 tc_bw_credits[8]; + u8 reserved1[4]; + __le16 qs_handles[8]; +}; + +/* Query vsi bw configuration (indirect 0x0408) */ +struct i40e_aqc_query_vsi_bw_config_resp { + u8 tc_valid_bits; + u8 tc_suspended_bits; + u8 reserved[14]; + __le16 qs_handles[8]; + u8 reserved1[4]; + __le16 port_bw_limit; + u8 reserved2[2]; + u8 max_bw; /* 0-3, limit = 2^max */ + u8 reserved3[23]; +}; + +/* Query VSI Bandwidth Allocation per Traffic Type (indirect 0x040A) */ +struct i40e_aqc_query_vsi_ets_sla_config_resp { + u8 tc_valid_bits; + u8 reserved[3]; + u8 share_credits[8]; + __le16 credits[8]; + + /* 4 bits per tc 0-7, 4th bit is reserved, limit = 2^max */ + __le16 tc_bw_max[2]; +}; + +/* Configure Switching Component Bandwidth Limit (direct 0x0410) */ +struct i40e_aqc_configure_switching_comp_bw_limit { + __le16 seid; + u8 reserved[2]; + __le16 credit; + u8 reserved1[2]; + u8 max_bw; /* 0-3, limit = 2^max */ + u8 reserved2[7]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_configure_switching_comp_bw_limit); + +/* Enable Physical Port ETS (indirect 0x0413) + * Modify Physical Port ETS (indirect 0x0414) + * Disable Physical Port ETS (indirect 0x0415) + */ +struct i40e_aqc_configure_switching_comp_ets_data { + u8 reserved[4]; + u8 tc_valid_bits; + u8 reserved1; + u8 tc_strict_priority_flags; + u8 reserved2[17]; + u8 tc_bw_share_credits[8]; + u8 reserved3[96]; +}; + +/* Configure Switching Component Bandwidth Limits per Tc (indirect 0x0416) */ +struct i40e_aqc_configure_switching_comp_ets_bw_limit_data { + u8 tc_valid_bits; + u8 reserved[15]; + __le16 tc_bw_credit[8]; + + /* 4 bits per tc 0-7, 4th bit is reserved, limit = 2^max */ + __le16 tc_bw_max[2]; + u8 reserved1[28]; +}; + +/* Configure Switching Component Bandwidth Allocation per Tc + * (indirect 0x0417) + */ +struct i40e_aqc_configure_switching_comp_bw_config_data { + u8 tc_valid_bits; + u8 reserved[2]; + u8 absolute_credits; /* bool */ + u8 tc_bw_share_credits[8]; + u8 reserved1[20]; +}; + +/* Query Switching Component Configuration (indirect 0x0418) */ +struct i40e_aqc_query_switching_comp_ets_config_resp { + u8 tc_valid_bits; + u8 reserved[35]; + __le16 port_bw_limit; + u8 reserved1[2]; + u8 tc_bw_max; /* 0-3, limit = 2^max */ + u8 reserved2[23]; +}; + +/* Query PhysicalPort ETS Configuration (indirect 0x0419) */ +struct i40e_aqc_query_port_ets_config_resp { + u8 reserved[4]; + u8 tc_valid_bits; + u8 reserved1; + u8 tc_strict_priority_bits; + u8 reserved2; + u8 tc_bw_share_credits[8]; + __le16 tc_bw_limits[8]; + + /* 4 bits per tc 0-7, 4th bit reserved, limit = 2^max */ + __le16 tc_bw_max[2]; + u8 reserved3[32]; +}; + +/* Query Switching Component Bandwidth Allocation per Traffic Type + * (indirect 0x041A) + */ +struct i40e_aqc_query_switching_comp_bw_config_resp { + u8 tc_valid_bits; + u8 reserved[2]; + u8 absolute_credits_enable; /* bool */ + u8 tc_bw_share_credits[8]; + __le16 tc_bw_limits[8]; + + /* 4 bits per tc 0-7, 4th bit is reserved, limit = 2^max */ + __le16 tc_bw_max[2]; +}; + +/* Suspend/resume port TX traffic + * (direct 0x041B and 0x041C) uses the generic SEID struct + */ + +/* Get and set the active HMC resource profile and status. + * (direct 0x0500) and (direct 0x0501) + */ +struct i40e_aq_get_set_hmc_resource_profile { + u8 pm_profile; + u8 pe_vf_enabled; + u8 reserved[14]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aq_get_set_hmc_resource_profile); + +enum i40e_aq_hmc_profile { + /* I40E_HMC_PROFILE_NO_CHANGE = 0, reserved */ + I40E_HMC_PROFILE_DEFAULT = 1, + I40E_HMC_PROFILE_FAVOR_VF = 2, + I40E_HMC_PROFILE_EQUAL = 3, +}; + +#define I40E_AQ_GET_HMC_RESOURCE_PROFILE_PM_MASK 0xF +#define I40E_AQ_GET_HMC_RESOURCE_PROFILE_COUNT_MASK 0x3F + +/* Get PHY Abilities (indirect 0x0600) uses the generic indirect struct */ + +/* set in param0 for get phy abilities to report qualified modules */ +#define I40E_AQ_PHY_REPORT_QUALIFIED_MODULES 0x0001 +#define I40E_AQ_PHY_REPORT_INITIAL_VALUES 0x0002 + +enum i40e_aq_phy_type { + I40E_PHY_TYPE_SGMII = 0x0, + I40E_PHY_TYPE_1000BASE_KX = 0x1, + I40E_PHY_TYPE_10GBASE_KX4 = 0x2, + I40E_PHY_TYPE_10GBASE_KR = 0x3, + I40E_PHY_TYPE_40GBASE_KR4 = 0x4, + I40E_PHY_TYPE_XAUI = 0x5, + I40E_PHY_TYPE_XFI = 0x6, + I40E_PHY_TYPE_SFI = 0x7, + I40E_PHY_TYPE_XLAUI = 0x8, + I40E_PHY_TYPE_XLPPI = 0x9, + I40E_PHY_TYPE_40GBASE_CR4_CU = 0xA, + I40E_PHY_TYPE_10GBASE_CR1_CU = 0xB, + I40E_PHY_TYPE_100BASE_TX = 0x11, + I40E_PHY_TYPE_1000BASE_T = 0x12, + I40E_PHY_TYPE_10GBASE_T = 0x13, + I40E_PHY_TYPE_10GBASE_SR = 0x14, + I40E_PHY_TYPE_10GBASE_LR = 0x15, + I40E_PHY_TYPE_10GBASE_SFPP_CU = 0x16, + I40E_PHY_TYPE_10GBASE_CR1 = 0x17, + I40E_PHY_TYPE_40GBASE_CR4 = 0x18, + I40E_PHY_TYPE_40GBASE_SR4 = 0x19, + I40E_PHY_TYPE_40GBASE_LR4 = 0x1A, + I40E_PHY_TYPE_20GBASE_KR2 = 0x1B, + I40E_PHY_TYPE_MAX +}; + +#define I40E_LINK_SPEED_100MB_SHIFT 0x1 +#define I40E_LINK_SPEED_1000MB_SHIFT 0x2 +#define I40E_LINK_SPEED_10GB_SHIFT 0x3 +#define I40E_LINK_SPEED_40GB_SHIFT 0x4 +#define I40E_LINK_SPEED_20GB_SHIFT 0x5 + +enum i40e_aq_link_speed { + I40E_LINK_SPEED_UNKNOWN = 0, + I40E_LINK_SPEED_100MB = (1 << I40E_LINK_SPEED_100MB_SHIFT), + I40E_LINK_SPEED_1GB = (1 << I40E_LINK_SPEED_1000MB_SHIFT), + I40E_LINK_SPEED_10GB = (1 << I40E_LINK_SPEED_10GB_SHIFT), + I40E_LINK_SPEED_40GB = (1 << I40E_LINK_SPEED_40GB_SHIFT), + I40E_LINK_SPEED_20GB = (1 << I40E_LINK_SPEED_20GB_SHIFT) +}; + +struct i40e_aqc_module_desc { + u8 oui[3]; + u8 reserved1; + u8 part_number[16]; + u8 revision[4]; + u8 reserved2[8]; +}; + +struct i40e_aq_get_phy_abilities_resp { + __le32 phy_type; /* bitmap using the above enum for offsets */ + u8 link_speed; /* bitmap using the above enum */ + u8 abilities; +#define I40E_AQ_PHY_FLAG_PAUSE_TX 0x01 +#define I40E_AQ_PHY_FLAG_PAUSE_RX 0x02 +#define I40E_AQ_PHY_FLAG_LOW_POWER 0x04 +#define I40E_AQ_PHY_FLAG_AN_SHIFT 3 +#define I40E_AQ_PHY_FLAG_AN_MASK (0x3 << I40E_AQ_PHY_FLAG_AN_SHIFT) +#define I40E_AQ_PHY_FLAG_AN_OFF 0x00 /* link forced on */ +#define I40E_AQ_PHY_FLAG_AN_OFF_LINK_DOWN 0x01 +#define I40E_AQ_PHY_FLAG_AN_ON 0x02 +#define I40E_AQ_PHY_FLAG_MODULE_QUAL 0x20 + __le16 eee_capability; +#define I40E_AQ_EEE_100BASE_TX 0x0002 +#define I40E_AQ_EEE_1000BASE_T 0x0004 +#define I40E_AQ_EEE_10GBASE_T 0x0008 +#define I40E_AQ_EEE_1000BASE_KX 0x0010 +#define I40E_AQ_EEE_10GBASE_KX4 0x0020 +#define I40E_AQ_EEE_10GBASE_KR 0x0040 + __le32 eeer_val; + u8 d3_lpan; +#define I40E_AQ_SET_PHY_D3_LPAN_ENA 0x01 + u8 reserved[3]; + u8 phy_id[4]; + u8 module_type[3]; + u8 qualified_module_count; +#define I40E_AQ_PHY_MAX_QMS 16 + struct i40e_aqc_module_desc qualified_module[I40E_AQ_PHY_MAX_QMS]; +}; + +/* Set PHY Config (direct 0x0601) */ +struct i40e_aq_set_phy_config { /* same bits as above in all */ + __le32 phy_type; + u8 link_speed; + u8 abilities; + __le16 eee_capability; + __le32 eeer; + u8 low_power_ctrl; + u8 reserved[3]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aq_set_phy_config); + +/* Set MAC Config command data structure (direct 0x0603) */ +struct i40e_aq_set_mac_config { + __le16 max_frame_size; + u8 params; +#define I40E_AQ_SET_MAC_CONFIG_CRC_EN 0x04 +#define I40E_AQ_SET_MAC_CONFIG_PACING_MASK 0x78 +#define I40E_AQ_SET_MAC_CONFIG_PACING_SHIFT 3 +#define I40E_AQ_SET_MAC_CONFIG_PACING_NONE 0x0 +#define I40E_AQ_SET_MAC_CONFIG_PACING_1B_13TX 0xF +#define I40E_AQ_SET_MAC_CONFIG_PACING_1DW_9TX 0x9 +#define I40E_AQ_SET_MAC_CONFIG_PACING_1DW_4TX 0x8 +#define I40E_AQ_SET_MAC_CONFIG_PACING_3DW_7TX 0x7 +#define I40E_AQ_SET_MAC_CONFIG_PACING_2DW_3TX 0x6 +#define I40E_AQ_SET_MAC_CONFIG_PACING_1DW_1TX 0x5 +#define I40E_AQ_SET_MAC_CONFIG_PACING_3DW_2TX 0x4 +#define I40E_AQ_SET_MAC_CONFIG_PACING_7DW_3TX 0x3 +#define I40E_AQ_SET_MAC_CONFIG_PACING_4DW_1TX 0x2 +#define I40E_AQ_SET_MAC_CONFIG_PACING_9DW_1TX 0x1 + u8 tx_timer_priority; /* bitmap */ + __le16 tx_timer_value; + __le16 fc_refresh_threshold; + u8 reserved[8]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aq_set_mac_config); + +/* Restart Auto-Negotiation (direct 0x605) */ +struct i40e_aqc_set_link_restart_an { + u8 command; +#define I40E_AQ_PHY_RESTART_AN 0x02 +#define I40E_AQ_PHY_LINK_ENABLE 0x04 + u8 reserved[15]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_set_link_restart_an); + +/* Get Link Status cmd & response data structure (direct 0x0607) */ +struct i40e_aqc_get_link_status { + __le16 command_flags; /* only field set on command */ +#define I40E_AQ_LSE_MASK 0x3 +#define I40E_AQ_LSE_NOP 0x0 +#define I40E_AQ_LSE_DISABLE 0x2 +#define I40E_AQ_LSE_ENABLE 0x3 +/* only response uses this flag */ +#define I40E_AQ_LSE_IS_ENABLED 0x1 + u8 phy_type; /* i40e_aq_phy_type */ + u8 link_speed; /* i40e_aq_link_speed */ + u8 link_info; +#define I40E_AQ_LINK_UP 0x01 +#define I40E_AQ_LINK_FAULT 0x02 +#define I40E_AQ_LINK_FAULT_TX 0x04 +#define I40E_AQ_LINK_FAULT_RX 0x08 +#define I40E_AQ_LINK_FAULT_REMOTE 0x10 +#define I40E_AQ_MEDIA_AVAILABLE 0x40 +#define I40E_AQ_SIGNAL_DETECT 0x80 + u8 an_info; +#define I40E_AQ_AN_COMPLETED 0x01 +#define I40E_AQ_LP_AN_ABILITY 0x02 +#define I40E_AQ_PD_FAULT 0x04 +#define I40E_AQ_FEC_EN 0x08 +#define I40E_AQ_PHY_LOW_POWER 0x10 +#define I40E_AQ_LINK_PAUSE_TX 0x20 +#define I40E_AQ_LINK_PAUSE_RX 0x40 +#define I40E_AQ_QUALIFIED_MODULE 0x80 + u8 ext_info; +#define I40E_AQ_LINK_PHY_TEMP_ALARM 0x01 +#define I40E_AQ_LINK_XCESSIVE_ERRORS 0x02 +#define I40E_AQ_LINK_TX_SHIFT 0x02 +#define I40E_AQ_LINK_TX_MASK (0x03 << I40E_AQ_LINK_TX_SHIFT) +#define I40E_AQ_LINK_TX_ACTIVE 0x00 +#define I40E_AQ_LINK_TX_DRAINED 0x01 +#define I40E_AQ_LINK_TX_FLUSHED 0x03 + u8 loopback; /* use defines from i40e_aqc_set_lb_mode */ + __le16 max_frame_size; + u8 config; +#define I40E_AQ_CONFIG_CRC_ENA 0x04 +#define I40E_AQ_CONFIG_PACING_MASK 0x78 + u8 reserved[5]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_get_link_status); + +/* Set event mask command (direct 0x613) */ +struct i40e_aqc_set_phy_int_mask { + u8 reserved[8]; + __le16 event_mask; +#define I40E_AQ_EVENT_LINK_UPDOWN 0x0002 +#define I40E_AQ_EVENT_MEDIA_NA 0x0004 +#define I40E_AQ_EVENT_LINK_FAULT 0x0008 +#define I40E_AQ_EVENT_PHY_TEMP_ALARM 0x0010 +#define I40E_AQ_EVENT_EXCESSIVE_ERRORS 0x0020 +#define I40E_AQ_EVENT_SIGNAL_DETECT 0x0040 +#define I40E_AQ_EVENT_AN_COMPLETED 0x0080 +#define I40E_AQ_EVENT_MODULE_QUAL_FAIL 0x0100 +#define I40E_AQ_EVENT_PORT_TX_SUSPENDED 0x0200 + u8 reserved1[6]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_set_phy_int_mask); + +/* Get Local AN advt register (direct 0x0614) + * Set Local AN advt register (direct 0x0615) + * Get Link Partner AN advt register (direct 0x0616) + */ +struct i40e_aqc_an_advt_reg { + __le32 local_an_reg0; + __le16 local_an_reg1; + u8 reserved[10]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_an_advt_reg); + +/* Set Loopback mode (0x0618) */ +struct i40e_aqc_set_lb_mode { + __le16 lb_mode; +#define I40E_AQ_LB_PHY_LOCAL 0x01 +#define I40E_AQ_LB_PHY_REMOTE 0x02 +#define I40E_AQ_LB_MAC_LOCAL 0x04 + u8 reserved[14]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_set_lb_mode); + +/* Set PHY Reset command (0x0622) */ +struct i40e_aqc_set_phy_reset { + u8 reset_flags; +#define I40E_AQ_PHY_RESET_REQUEST 0x02 + u8 reserved[15]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_set_phy_reset); + +enum i40e_aq_phy_reg_type { + I40E_AQC_PHY_REG_INTERNAL = 0x1, + I40E_AQC_PHY_REG_EXERNAL_BASET = 0x2, + I40E_AQC_PHY_REG_EXERNAL_MODULE = 0x3 +}; + +/* NVM Read command (indirect 0x0701) + * NVM Erase commands (direct 0x0702) + * NVM Update commands (indirect 0x0703) + */ +struct i40e_aqc_nvm_update { + u8 command_flags; +#define I40E_AQ_NVM_LAST_CMD 0x01 +#define I40E_AQ_NVM_FLASH_ONLY 0x80 + u8 module_pointer; + __le16 length; + __le32 offset; + __le32 addr_high; + __le32 addr_low; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_nvm_update); + +/* Send to PF command (indirect 0x0801) id is only used by PF + * Send to VF command (indirect 0x0802) id is only used by PF + * Send to Peer PF command (indirect 0x0803) + */ +struct i40e_aqc_pf_vf_message { + __le32 id; + u8 reserved[4]; + __le32 addr_high; + __le32 addr_low; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_pf_vf_message); + +/* Alternate structure */ + +/* Direct write (direct 0x0900) + * Direct read (direct 0x0902) + */ +struct i40e_aqc_alternate_write { + __le32 address0; + __le32 data0; + __le32 address1; + __le32 data1; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_alternate_write); + +/* Indirect write (indirect 0x0901) + * Indirect read (indirect 0x0903) + */ + +struct i40e_aqc_alternate_ind_write { + __le32 address; + __le32 length; + __le32 addr_high; + __le32 addr_low; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_alternate_ind_write); + +/* Done alternate write (direct 0x0904) + * uses i40e_aq_desc + */ +struct i40e_aqc_alternate_write_done { + __le16 cmd_flags; +#define I40E_AQ_ALTERNATE_MODE_BIOS_MASK 1 +#define I40E_AQ_ALTERNATE_MODE_BIOS_LEGACY 0 +#define I40E_AQ_ALTERNATE_MODE_BIOS_UEFI 1 +#define I40E_AQ_ALTERNATE_RESET_NEEDED 2 + u8 reserved[14]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_alternate_write_done); + +/* Set OEM mode (direct 0x0905) */ +struct i40e_aqc_alternate_set_mode { + __le32 mode; +#define I40E_AQ_ALTERNATE_MODE_NONE 0 +#define I40E_AQ_ALTERNATE_MODE_OEM 1 + u8 reserved[12]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_alternate_set_mode); + +/* Clear port Alternate RAM (direct 0x0906) uses i40e_aq_desc */ + +/* async events 0x10xx */ + +/* Lan Queue Overflow Event (direct, 0x1001) */ +struct i40e_aqc_lan_overflow { + __le32 prtdcb_rupto; + __le32 otx_ctl; + u8 reserved[8]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_lan_overflow); + +/* Get LLDP MIB (indirect 0x0A00) */ +struct i40e_aqc_lldp_get_mib { + u8 type; + u8 reserved1; +#define I40E_AQ_LLDP_MIB_TYPE_MASK 0x3 +#define I40E_AQ_LLDP_MIB_LOCAL 0x0 +#define I40E_AQ_LLDP_MIB_REMOTE 0x1 +#define I40E_AQ_LLDP_MIB_LOCAL_AND_REMOTE 0x2 +#define I40E_AQ_LLDP_BRIDGE_TYPE_MASK 0xC +#define I40E_AQ_LLDP_BRIDGE_TYPE_SHIFT 0x2 +#define I40E_AQ_LLDP_BRIDGE_TYPE_NEAREST_BRIDGE 0x0 +#define I40E_AQ_LLDP_BRIDGE_TYPE_NON_TPMR 0x1 +#define I40E_AQ_LLDP_TX_SHIFT 0x4 +#define I40E_AQ_LLDP_TX_MASK (0x03 << I40E_AQ_LLDP_TX_SHIFT) +/* TX pause flags use I40E_AQ_LINK_TX_* above */ + __le16 local_len; + __le16 remote_len; + u8 reserved2[2]; + __le32 addr_high; + __le32 addr_low; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_lldp_get_mib); + +/* Configure LLDP MIB Change Event (direct 0x0A01) + * also used for the event (with type in the command field) + */ +struct i40e_aqc_lldp_update_mib { + u8 command; +#define I40E_AQ_LLDP_MIB_UPDATE_ENABLE 0x0 +#define I40E_AQ_LLDP_MIB_UPDATE_DISABLE 0x1 + u8 reserved[7]; + __le32 addr_high; + __le32 addr_low; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_lldp_update_mib); + +/* Add LLDP TLV (indirect 0x0A02) + * Delete LLDP TLV (indirect 0x0A04) + */ +struct i40e_aqc_lldp_add_tlv { + u8 type; /* only nearest bridge and non-TPMR from 0x0A00 */ + u8 reserved1[1]; + __le16 len; + u8 reserved2[4]; + __le32 addr_high; + __le32 addr_low; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_lldp_add_tlv); + +/* Update LLDP TLV (indirect 0x0A03) */ +struct i40e_aqc_lldp_update_tlv { + u8 type; /* only nearest bridge and non-TPMR from 0x0A00 */ + u8 reserved; + __le16 old_len; + __le16 new_offset; + __le16 new_len; + __le32 addr_high; + __le32 addr_low; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_lldp_update_tlv); + +/* Stop LLDP (direct 0x0A05) */ +struct i40e_aqc_lldp_stop { + u8 command; +#define I40E_AQ_LLDP_AGENT_STOP 0x0 +#define I40E_AQ_LLDP_AGENT_SHUTDOWN 0x1 + u8 reserved[15]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_lldp_stop); + +/* Start LLDP (direct 0x0A06) */ + +struct i40e_aqc_lldp_start { + u8 command; +#define I40E_AQ_LLDP_AGENT_START 0x1 + u8 reserved[15]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_lldp_start); + +/* Apply MIB changes (0x0A07) + * uses the generic struc as it contains no data + */ + +/* Add Udp Tunnel command and completion (direct 0x0B00) */ +struct i40e_aqc_add_udp_tunnel { + __le16 udp_port; + u8 header_len; /* in DWords, 1 to 15 */ + u8 protocol_index; +#define I40E_AQC_TUNNEL_TYPE_MAC 0x0 +#define I40E_AQC_TUNNEL_TYPE_UDP 0x1 + u8 reserved[12]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_add_udp_tunnel); + +/* remove UDP Tunnel command (0x0B01) */ +struct i40e_aqc_remove_udp_tunnel { + u8 reserved[2]; + u8 index; /* 0 to 15 */ + u8 pf_filters; + u8 total_filters; + u8 reserved2[11]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_remove_udp_tunnel); + +struct i40e_aqc_del_udp_tunnel_completion { + __le16 udp_port; + u8 index; /* 0 to 15 */ + u8 multiple_entries; + u8 tunnels_used; + u8 reserved; + u8 tunnels_free; + u8 reserved1[9]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_del_udp_tunnel_completion); + +/* tunnel key structure 0x0B10 */ +struct i40e_aqc_tunnel_key_structure { + __le16 key1_off; + __le16 key1_len; + __le16 key2_off; + __le16 key2_len; + __le16 flags; +#define I40E_AQC_TUNNEL_KEY_STRUCT_OVERRIDE 0x01 +/* response flags */ +#define I40E_AQC_TUNNEL_KEY_STRUCT_SUCCESS 0x01 +#define I40E_AQC_TUNNEL_KEY_STRUCT_MODIFIED 0x02 +#define I40E_AQC_TUNNEL_KEY_STRUCT_OVERRIDDEN 0x03 + u8 resreved[6]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_tunnel_key_structure); + +/* OEM mode commands (direct 0xFE0x) */ +struct i40e_aqc_oem_param_change { + __le32 param_type; +#define I40E_AQ_OEM_PARAM_TYPE_PF_CTL 0 +#define I40E_AQ_OEM_PARAM_TYPE_BW_CTL 1 +#define I40E_AQ_OEM_PARAM_MAC 2 + __le32 param_value1; + u8 param_value2[8]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_oem_param_change); + +struct i40e_aqc_oem_state_change { + __le32 state; +#define I40E_AQ_OEM_STATE_LINK_DOWN 0x0 +#define I40E_AQ_OEM_STATE_LINK_UP 0x1 + u8 reserved[12]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_oem_state_change); + +/* debug commands */ + +/* get device id (0xFF00) uses the generic structure */ + +/* set test more (0xFF01, internal) */ + +struct i40e_acq_set_test_mode { + u8 mode; +#define I40E_AQ_TEST_PARTIAL 0 +#define I40E_AQ_TEST_FULL 1 +#define I40E_AQ_TEST_NVM 2 + u8 reserved[3]; + u8 command; +#define I40E_AQ_TEST_OPEN 0 +#define I40E_AQ_TEST_CLOSE 1 +#define I40E_AQ_TEST_INC 2 + u8 reserved2[3]; + __le32 address_high; + __le32 address_low; +}; + +I40E_CHECK_CMD_LENGTH(i40e_acq_set_test_mode); + +/* Debug Read Register command (0xFF03) + * Debug Write Register command (0xFF04) + */ +struct i40e_aqc_debug_reg_read_write { + __le32 reserved; + __le32 address; + __le32 value_high; + __le32 value_low; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_debug_reg_read_write); + +/* Scatter/gather Reg Read (indirect 0xFF05) + * Scatter/gather Reg Write (indirect 0xFF06) + */ + +/* i40e_aq_desc is used for the command */ +struct i40e_aqc_debug_reg_sg_element_data { + __le32 address; + __le32 value; +}; + +/* Debug Modify register (direct 0xFF07) */ +struct i40e_aqc_debug_modify_reg { + __le32 address; + __le32 value; + __le32 clear_mask; + __le32 set_mask; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_debug_modify_reg); + +/* dump internal data (0xFF08, indirect) */ + +#define I40E_AQ_CLUSTER_ID_AUX 0 +#define I40E_AQ_CLUSTER_ID_SWITCH_FLU 1 +#define I40E_AQ_CLUSTER_ID_TXSCHED 2 +#define I40E_AQ_CLUSTER_ID_HMC 3 +#define I40E_AQ_CLUSTER_ID_MAC0 4 +#define I40E_AQ_CLUSTER_ID_MAC1 5 +#define I40E_AQ_CLUSTER_ID_MAC2 6 +#define I40E_AQ_CLUSTER_ID_MAC3 7 +#define I40E_AQ_CLUSTER_ID_DCB 8 +#define I40E_AQ_CLUSTER_ID_EMP_MEM 9 +#define I40E_AQ_CLUSTER_ID_PKT_BUF 10 + +struct i40e_aqc_debug_dump_internals { + u8 cluster_id; + u8 table_id; + __le16 data_size; + __le32 idx; + __le32 address_high; + __le32 address_low; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_debug_dump_internals); + +struct i40e_aqc_debug_modify_internals { + u8 cluster_id; + u8 cluster_specific_params[7]; + __le32 address_high; + __le32 address_low; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_debug_modify_internals); + +#endif diff --git a/drivers/net/ethernet/intel/i40e/i40e_alloc.h b/drivers/net/ethernet/intel/i40e/i40e_alloc.h new file mode 100644 index 00000000000..3b1cc214f9d --- /dev/null +++ b/drivers/net/ethernet/intel/i40e/i40e_alloc.h @@ -0,0 +1,59 @@ +/******************************************************************************* + * + * Intel Ethernet Controller XL710 Family Linux Driver + * Copyright(c) 2013 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + * + ******************************************************************************/ + +#ifndef _I40E_ALLOC_H_ +#define _I40E_ALLOC_H_ + +struct i40e_hw; + +/* Memory allocation types */ +enum i40e_memory_type { + i40e_mem_arq_buf = 0, /* ARQ indirect command buffer */ + i40e_mem_asq_buf = 1, + i40e_mem_atq_buf = 2, /* ATQ indirect command buffer */ + i40e_mem_arq_ring = 3, /* ARQ descriptor ring */ + i40e_mem_atq_ring = 4, /* ATQ descriptor ring */ + i40e_mem_pd = 5, /* Page Descriptor */ + i40e_mem_bp = 6, /* Backing Page - 4KB */ + i40e_mem_bp_jumbo = 7, /* Backing Page - > 4KB */ + i40e_mem_reserved +}; + +/* prototype for functions used for dynamic memory allocation */ +i40e_status i40e_allocate_dma_mem(struct i40e_hw *hw, + struct i40e_dma_mem *mem, + enum i40e_memory_type type, + u64 size, u32 alignment); +i40e_status i40e_free_dma_mem(struct i40e_hw *hw, + struct i40e_dma_mem *mem); +i40e_status i40e_allocate_virt_mem(struct i40e_hw *hw, + struct i40e_virt_mem *mem, + u32 size); +i40e_status i40e_free_virt_mem(struct i40e_hw *hw, + struct i40e_virt_mem *mem); + +#endif /* _I40E_ALLOC_H_ */ diff --git a/drivers/net/ethernet/intel/i40e/i40e_common.c b/drivers/net/ethernet/intel/i40e/i40e_common.c new file mode 100644 index 00000000000..c21df7bc3b1 --- /dev/null +++ b/drivers/net/ethernet/intel/i40e/i40e_common.c @@ -0,0 +1,2041 @@ +/******************************************************************************* + * + * Intel Ethernet Controller XL710 Family Linux Driver + * Copyright(c) 2013 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + * + ******************************************************************************/ + +#include "i40e_type.h" +#include "i40e_adminq.h" +#include "i40e_prototype.h" +#include "i40e_virtchnl.h" + +/** + * i40e_set_mac_type - Sets MAC type + * @hw: pointer to the HW structure + * + * This function sets the mac type of the adapter based on the + * vendor ID and device ID stored in the hw structure. + **/ +static i40e_status i40e_set_mac_type(struct i40e_hw *hw) +{ + i40e_status status = 0; + + if (hw->vendor_id == PCI_VENDOR_ID_INTEL) { + switch (hw->device_id) { + case I40E_SFP_XL710_DEVICE_ID: + case I40E_SFP_X710_DEVICE_ID: + case I40E_QEMU_DEVICE_ID: + case I40E_KX_A_DEVICE_ID: + case I40E_KX_B_DEVICE_ID: + case I40E_KX_C_DEVICE_ID: + case I40E_KX_D_DEVICE_ID: + case I40E_QSFP_A_DEVICE_ID: + case I40E_QSFP_B_DEVICE_ID: + case I40E_QSFP_C_DEVICE_ID: + hw->mac.type = I40E_MAC_XL710; + break; + case I40E_VF_DEVICE_ID: + case I40E_VF_HV_DEVICE_ID: + hw->mac.type = I40E_MAC_VF; + break; + default: + hw->mac.type = I40E_MAC_GENERIC; + break; + } + } else { + status = I40E_ERR_DEVICE_NOT_SUPPORTED; + } + + hw_dbg(hw, "i40e_set_mac_type found mac: %d, returns: %d\n", + hw->mac.type, status); + return status; +} + +/** + * i40e_debug_aq + * @hw: debug mask related to admin queue + * @cap: pointer to adminq command descriptor + * @buffer: pointer to command buffer + * + * Dumps debug log about adminq command with descriptor contents. + **/ +void i40e_debug_aq(struct i40e_hw *hw, enum i40e_debug_mask mask, void *desc, + void *buffer) +{ + struct i40e_aq_desc *aq_desc = (struct i40e_aq_desc *)desc; + u8 *aq_buffer = (u8 *)buffer; + u32 data[4]; + u32 i = 0; + + if ((!(mask & hw->debug_mask)) || (desc == NULL)) + return; + + i40e_debug(hw, mask, + "AQ CMD: opcode 0x%04X, flags 0x%04X, datalen 0x%04X, retval 0x%04X\n", + aq_desc->opcode, aq_desc->flags, aq_desc->datalen, + aq_desc->retval); + i40e_debug(hw, mask, "\tcookie (h,l) 0x%08X 0x%08X\n", + aq_desc->cookie_high, aq_desc->cookie_low); + i40e_debug(hw, mask, "\tparam (0,1) 0x%08X 0x%08X\n", + aq_desc->params.internal.param0, + aq_desc->params.internal.param1); + i40e_debug(hw, mask, "\taddr (h,l) 0x%08X 0x%08X\n", + aq_desc->params.external.addr_high, + aq_desc->params.external.addr_low); + + if ((buffer != NULL) && (aq_desc->datalen != 0)) { + memset(data, 0, sizeof(data)); + i40e_debug(hw, mask, "AQ CMD Buffer:\n"); + for (i = 0; i < le16_to_cpu(aq_desc->datalen); i++) { + data[((i % 16) / 4)] |= + ((u32)aq_buffer[i]) << (8 * (i % 4)); + if ((i % 16) == 15) { + i40e_debug(hw, mask, + "\t0x%04X %08X %08X %08X %08X\n", + i - 15, data[0], data[1], data[2], + data[3]); + memset(data, 0, sizeof(data)); + } + } + if ((i % 16) != 0) + i40e_debug(hw, mask, "\t0x%04X %08X %08X %08X %08X\n", + i - (i % 16), data[0], data[1], data[2], + data[3]); + } +} + +/** + * i40e_init_shared_code - Initialize the shared code + * @hw: pointer to hardware structure + * + * This assigns the MAC type and PHY code and inits the NVM. + * Does not touch the hardware. This function must be called prior to any + * other function in the shared code. The i40e_hw structure should be + * memset to 0 prior to calling this function. The following fields in + * hw structure should be filled in prior to calling this function: + * hw_addr, back, device_id, vendor_id, subsystem_device_id, + * subsystem_vendor_id, and revision_id + **/ +i40e_status i40e_init_shared_code(struct i40e_hw *hw) +{ + i40e_status status = 0; + u32 reg; + + hw->phy.get_link_info = true; + + /* Determine port number */ + reg = rd32(hw, I40E_PFGEN_PORTNUM); + reg = ((reg & I40E_PFGEN_PORTNUM_PORT_NUM_MASK) >> + I40E_PFGEN_PORTNUM_PORT_NUM_SHIFT); + hw->port = (u8)reg; + + i40e_set_mac_type(hw); + + switch (hw->mac.type) { + case I40E_MAC_XL710: + break; + default: + return I40E_ERR_DEVICE_NOT_SUPPORTED; + break; + } + + status = i40e_init_nvm(hw); + return status; +} + +/** + * i40e_aq_mac_address_read - Retrieve the MAC addresses + * @hw: pointer to the hw struct + * @flags: a return indicator of what addresses were added to the addr store + * @addrs: the requestor's mac addr store + * @cmd_details: pointer to command details structure or NULL + **/ +static i40e_status i40e_aq_mac_address_read(struct i40e_hw *hw, + u16 *flags, + struct i40e_aqc_mac_address_read_data *addrs, + struct i40e_asq_cmd_details *cmd_details) +{ + struct i40e_aq_desc desc; + struct i40e_aqc_mac_address_read *cmd_data = + (struct i40e_aqc_mac_address_read *)&desc.params.raw; + i40e_status status; + + i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_mac_address_read); + desc.flags |= cpu_to_le16(I40E_AQ_FLAG_BUF); + + status = i40e_asq_send_command(hw, &desc, addrs, + sizeof(*addrs), cmd_details); + *flags = le16_to_cpu(cmd_data->command_flags); + + return status; +} + +/** + * i40e_aq_mac_address_write - Change the MAC addresses + * @hw: pointer to the hw struct + * @flags: indicates which MAC to be written + * @mac_addr: address to write + * @cmd_details: pointer to command details structure or NULL + **/ +i40e_status i40e_aq_mac_address_write(struct i40e_hw *hw, + u16 flags, u8 *mac_addr, + struct i40e_asq_cmd_details *cmd_details) +{ + struct i40e_aq_desc desc; + struct i40e_aqc_mac_address_write *cmd_data = + (struct i40e_aqc_mac_address_write *)&desc.params.raw; + i40e_status status; + + i40e_fill_default_direct_cmd_desc(&desc, + i40e_aqc_opc_mac_address_write); + cmd_data->command_flags = cpu_to_le16(flags); + memcpy(&cmd_data->mac_sal, &mac_addr[0], 4); + memcpy(&cmd_data->mac_sah, &mac_addr[4], 2); + + status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); + + return status; +} + +/** + * i40e_get_mac_addr - get MAC address + * @hw: pointer to the HW structure + * @mac_addr: pointer to MAC address + * + * Reads the adapter's MAC address from register + **/ +i40e_status i40e_get_mac_addr(struct i40e_hw *hw, u8 *mac_addr) +{ + struct i40e_aqc_mac_address_read_data addrs; + i40e_status status; + u16 flags = 0; + + status = i40e_aq_mac_address_read(hw, &flags, &addrs, NULL); + + if (flags & I40E_AQC_LAN_ADDR_VALID) + memcpy(mac_addr, &addrs.pf_lan_mac, sizeof(addrs.pf_lan_mac)); + + return status; +} + +/** + * i40e_validate_mac_addr - Validate MAC address + * @mac_addr: pointer to MAC address + * + * Tests a MAC address to ensure it is a valid Individual Address + **/ +i40e_status i40e_validate_mac_addr(u8 *mac_addr) +{ + i40e_status status = 0; + + /* Make sure it is not a multicast address */ + if (I40E_IS_MULTICAST(mac_addr)) { + hw_dbg(hw, "MAC address is multicast\n"); + status = I40E_ERR_INVALID_MAC_ADDR; + /* Not a broadcast address */ + } else if (I40E_IS_BROADCAST(mac_addr)) { + hw_dbg(hw, "MAC address is broadcast\n"); + status = I40E_ERR_INVALID_MAC_ADDR; + /* Reject the zero address */ + } else if (mac_addr[0] == 0 && mac_addr[1] == 0 && mac_addr[2] == 0 && + mac_addr[3] == 0 && mac_addr[4] == 0 && mac_addr[5] == 0) { + hw_dbg(hw, "MAC address is all zeros\n"); + status = I40E_ERR_INVALID_MAC_ADDR; + } + return status; +} + +/** + * i40e_pf_reset - Reset the PF + * @hw: pointer to the hardware structure + * + * Assuming someone else has triggered a global reset, + * assure the global reset is complete and then reset the PF + **/ +i40e_status i40e_pf_reset(struct i40e_hw *hw) +{ + u32 wait_cnt = 0; + u32 reg = 0; + u32 grst_del; + + /* Poll for Global Reset steady state in case of recent GRST. + * The grst delay value is in 100ms units, and we'll wait a + * couple counts longer to be sure we don't just miss the end. + */ + grst_del = rd32(hw, I40E_GLGEN_RSTCTL) & I40E_GLGEN_RSTCTL_GRSTDEL_MASK + >> I40E_GLGEN_RSTCTL_GRSTDEL_SHIFT; + for (wait_cnt = 0; wait_cnt < grst_del + 2; wait_cnt++) { + reg = rd32(hw, I40E_GLGEN_RSTAT); + if (!(reg & I40E_GLGEN_RSTAT_DEVSTATE_MASK)) + break; + msleep(100); + } + if (reg & I40E_GLGEN_RSTAT_DEVSTATE_MASK) { + hw_dbg(hw, "Global reset polling failed to complete.\n"); + return I40E_ERR_RESET_FAILED; + } + + /* Determine the PF number based on the PCI fn */ + hw->pf_id = (u8)hw->bus.func; + + /* If there was a Global Reset in progress when we got here, + * we don't need to do the PF Reset + */ + if (!wait_cnt) { + reg = rd32(hw, I40E_PFGEN_CTRL); + wr32(hw, I40E_PFGEN_CTRL, + (reg | I40E_PFGEN_CTRL_PFSWR_MASK)); + for (wait_cnt = 0; wait_cnt < 10; wait_cnt++) { + reg = rd32(hw, I40E_PFGEN_CTRL); + if (!(reg & I40E_PFGEN_CTRL_PFSWR_MASK)) + break; + usleep_range(1000, 2000); + } + if (reg & I40E_PFGEN_CTRL_PFSWR_MASK) { + hw_dbg(hw, "PF reset polling failed to complete.\n"); + return I40E_ERR_RESET_FAILED; + } + } + + i40e_clear_pxe_mode(hw); + return 0; +} + +/** + * i40e_clear_pxe_mode - clear pxe operations mode + * @hw: pointer to the hw struct + * + * Make sure all PXE mode settings are cleared, including things + * like descriptor fetch/write-back mode. + **/ +void i40e_clear_pxe_mode(struct i40e_hw *hw) +{ + u32 reg; + + /* Clear single descriptor fetch/write-back mode */ + reg = rd32(hw, I40E_GLLAN_RCTL_0); + wr32(hw, I40E_GLLAN_RCTL_0, (reg | I40E_GLLAN_RCTL_0_PXE_MODE_MASK)); +} + +/** + * i40e_led_get - return current on/off mode + * @hw: pointer to the hw struct + * + * The value returned is the 'mode' field as defined in the + * GPIO register definitions: 0x0 = off, 0xf = on, and other + * values are variations of possible behaviors relating to + * blink, link, and wire. + **/ +u32 i40e_led_get(struct i40e_hw *hw) +{ + u32 gpio_val = 0; + u32 mode = 0; + u32 port; + int i; + + for (i = 0; i < I40E_HW_CAP_MAX_GPIO; i++) { + if (!hw->func_caps.led[i]) + continue; + + gpio_val = rd32(hw, I40E_GLGEN_GPIO_CTL(i)); + port = (gpio_val & I40E_GLGEN_GPIO_CTL_PRT_NUM_MASK) + >> I40E_GLGEN_GPIO_CTL_PRT_NUM_SHIFT; + + if (port != hw->port) + continue; + + mode = (gpio_val & I40E_GLGEN_GPIO_CTL_LED_MODE_MASK) + >> I40E_GLGEN_GPIO_CTL_INT_MODE_SHIFT; + break; + } + + return mode; +} + +/** + * i40e_led_set - set new on/off mode + * @hw: pointer to the hw struct + * @mode: 0=off, else on (see EAS for mode details) + **/ +void i40e_led_set(struct i40e_hw *hw, u32 mode) +{ + u32 gpio_val = 0; + u32 led_mode = 0; + u32 port; + int i; + + for (i = 0; i < I40E_HW_CAP_MAX_GPIO; i++) { + if (!hw->func_caps.led[i]) + continue; + + gpio_val = rd32(hw, I40E_GLGEN_GPIO_CTL(i)); + port = (gpio_val & I40E_GLGEN_GPIO_CTL_PRT_NUM_MASK) + >> I40E_GLGEN_GPIO_CTL_PRT_NUM_SHIFT; + + if (port != hw->port) + continue; + + led_mode = (mode << I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT) & + I40E_GLGEN_GPIO_CTL_LED_MODE_MASK; + gpio_val &= ~I40E_GLGEN_GPIO_CTL_LED_MODE_MASK; + gpio_val |= led_mode; + wr32(hw, I40E_GLGEN_GPIO_CTL(i), gpio_val); + } +} + +/* Admin command wrappers */ +/** + * i40e_aq_queue_shutdown + * @hw: pointer to the hw struct + * @unloading: is the driver unloading itself + * + * Tell the Firmware that we're shutting down the AdminQ and whether + * or not the driver is unloading as well. + **/ +i40e_status i40e_aq_queue_shutdown(struct i40e_hw *hw, + bool unloading) +{ + struct i40e_aq_desc desc; + struct i40e_aqc_queue_shutdown *cmd = + (struct i40e_aqc_queue_shutdown *)&desc.params.raw; + i40e_status status; + + i40e_fill_default_direct_cmd_desc(&desc, + i40e_aqc_opc_queue_shutdown); + + if (unloading) + cmd->driver_unloading = cpu_to_le32(I40E_AQ_DRIVER_UNLOADING); + status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL); + + return status; +} + +/** + * i40e_aq_set_link_restart_an + * @hw: pointer to the hw struct + * @cmd_details: pointer to command details structure or NULL + * + * Sets up the link and restarts the Auto-Negotiation over the link. + **/ +i40e_status i40e_aq_set_link_restart_an(struct i40e_hw *hw, + struct i40e_asq_cmd_details *cmd_details) +{ + struct i40e_aq_desc desc; + struct i40e_aqc_set_link_restart_an *cmd = + (struct i40e_aqc_set_link_restart_an *)&desc.params.raw; + i40e_status status; + + i40e_fill_default_direct_cmd_desc(&desc, + i40e_aqc_opc_set_link_restart_an); + + cmd->command = I40E_AQ_PHY_RESTART_AN; + + status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); + + return status; +} + +/** + * i40e_aq_get_link_info + * @hw: pointer to the hw struct + * @enable_lse: enable/disable LinkStatusEvent reporting + * @link: pointer to link status structure - optional + * @cmd_details: pointer to command details structure or NULL + * + * Returns the link status of the adapter. + **/ +i40e_status i40e_aq_get_link_info(struct i40e_hw *hw, + bool enable_lse, struct i40e_link_status *link, + struct i40e_asq_cmd_details *cmd_details) +{ + struct i40e_aq_desc desc; + struct i40e_aqc_get_link_status *resp = + (struct i40e_aqc_get_link_status *)&desc.params.raw; + struct i40e_link_status *hw_link_info = &hw->phy.link_info; + i40e_status status; + u16 command_flags; + + i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_link_status); + + if (enable_lse) + command_flags = I40E_AQ_LSE_ENABLE; + else + command_flags = I40E_AQ_LSE_DISABLE; + resp->command_flags = cpu_to_le16(command_flags); + + status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); + + if (status) + goto aq_get_link_info_exit; + + /* save off old link status information */ + memcpy(&hw->phy.link_info_old, hw_link_info, + sizeof(struct i40e_link_status)); + + /* update link status */ + hw_link_info->phy_type = (enum i40e_aq_phy_type)resp->phy_type; + hw_link_info->link_speed = (enum i40e_aq_link_speed)resp->link_speed; + hw_link_info->link_info = resp->link_info; + hw_link_info->an_info = resp->an_info; + hw_link_info->ext_info = resp->ext_info; + + if (resp->command_flags & cpu_to_le16(I40E_AQ_LSE_ENABLE)) + hw_link_info->lse_enable = true; + else + hw_link_info->lse_enable = false; + + /* save link status information */ + if (link) + memcpy(link, hw_link_info, sizeof(struct i40e_link_status)); + + /* flag cleared so helper functions don't call AQ again */ + hw->phy.get_link_info = false; + +aq_get_link_info_exit: + return status; +} + +/** + * i40e_aq_add_vsi + * @hw: pointer to the hw struct + * @vsi: pointer to a vsi context struct + * @cmd_details: pointer to command details structure or NULL + * + * Add a VSI context to the hardware. +**/ +i40e_status i40e_aq_add_vsi(struct i40e_hw *hw, + struct i40e_vsi_context *vsi_ctx, + struct i40e_asq_cmd_details *cmd_details) +{ + struct i40e_aq_desc desc; + struct i40e_aqc_add_get_update_vsi *cmd = + (struct i40e_aqc_add_get_update_vsi *)&desc.params.raw; + struct i40e_aqc_add_get_update_vsi_completion *resp = + (struct i40e_aqc_add_get_update_vsi_completion *) + &desc.params.raw; + i40e_status status; + + i40e_fill_default_direct_cmd_desc(&desc, + i40e_aqc_opc_add_vsi); + + cmd->uplink_seid = cpu_to_le16(vsi_ctx->uplink_seid); + cmd->connection_type = vsi_ctx->connection_type; + cmd->vf_id = vsi_ctx->vf_num; + cmd->vsi_flags = cpu_to_le16(vsi_ctx->flags); + + desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD)); + if (sizeof(vsi_ctx->info) > I40E_AQ_LARGE_BUF) + desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB); + + status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info, + sizeof(vsi_ctx->info), cmd_details); + + if (status) + goto aq_add_vsi_exit; + + vsi_ctx->seid = le16_to_cpu(resp->seid); + vsi_ctx->vsi_number = le16_to_cpu(resp->vsi_number); + vsi_ctx->vsis_allocated = le16_to_cpu(resp->vsi_used); + vsi_ctx->vsis_unallocated = le16_to_cpu(resp->vsi_free); + +aq_add_vsi_exit: + return status; +} + +/** + * i40e_aq_set_vsi_unicast_promiscuous + * @hw: pointer to the hw struct + * @seid: vsi number + * @set: set unicast promiscuous enable/disable + * @cmd_details: pointer to command details structure or NULL + **/ +i40e_status i40e_aq_set_vsi_unicast_promiscuous(struct i40e_hw *hw, + u16 seid, bool set, struct i40e_asq_cmd_details *cmd_details) +{ + struct i40e_aq_desc desc; + struct i40e_aqc_set_vsi_promiscuous_modes *cmd = + (struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw; + i40e_status status; + u16 flags = 0; + + i40e_fill_default_direct_cmd_desc(&desc, + i40e_aqc_opc_set_vsi_promiscuous_modes); + + if (set) + flags |= I40E_AQC_SET_VSI_PROMISC_UNICAST; + + cmd->promiscuous_flags = cpu_to_le16(flags); + + cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_UNICAST); + + cmd->seid = cpu_to_le16(seid); + status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); + + return status; +} + +/** + * i40e_aq_set_vsi_multicast_promiscuous + * @hw: pointer to the hw struct + * @seid: vsi number + * @set: set multicast promiscuous enable/disable + * @cmd_details: pointer to command details structure or NULL + **/ +i40e_status i40e_aq_set_vsi_multicast_promiscuous(struct i40e_hw *hw, + u16 seid, bool set, struct i40e_asq_cmd_details *cmd_details) +{ + struct i40e_aq_desc desc; + struct i40e_aqc_set_vsi_promiscuous_modes *cmd = + (struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw; + i40e_status status; + u16 flags = 0; + + i40e_fill_default_direct_cmd_desc(&desc, + i40e_aqc_opc_set_vsi_promiscuous_modes); + + if (set) + flags |= I40E_AQC_SET_VSI_PROMISC_MULTICAST; + + cmd->promiscuous_flags = cpu_to_le16(flags); + + cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_MULTICAST); + + cmd->seid = cpu_to_le16(seid); + status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); + + return status; +} + +/** + * i40e_aq_set_vsi_broadcast + * @hw: pointer to the hw struct + * @seid: vsi number + * @set_filter: true to set filter, false to clear filter + * @cmd_details: pointer to command details structure or NULL + * + * Set or clear the broadcast promiscuous flag (filter) for a given VSI. + **/ +i40e_status i40e_aq_set_vsi_broadcast(struct i40e_hw *hw, + u16 seid, bool set_filter, + struct i40e_asq_cmd_details *cmd_details) +{ + struct i40e_aq_desc desc; + struct i40e_aqc_set_vsi_promiscuous_modes *cmd = + (struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw; + i40e_status status; + + i40e_fill_default_direct_cmd_desc(&desc, + i40e_aqc_opc_set_vsi_promiscuous_modes); + + if (set_filter) + cmd->promiscuous_flags + |= cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_BROADCAST); + else + cmd->promiscuous_flags + &= cpu_to_le16(~I40E_AQC_SET_VSI_PROMISC_BROADCAST); + + cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_BROADCAST); + cmd->seid = cpu_to_le16(seid); + status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); + + return status; +} + +/** + * i40e_get_vsi_params - get VSI configuration info + * @hw: pointer to the hw struct + * @vsi: pointer to a vsi context struct + * @cmd_details: pointer to command details structure or NULL + **/ +i40e_status i40e_aq_get_vsi_params(struct i40e_hw *hw, + struct i40e_vsi_context *vsi_ctx, + struct i40e_asq_cmd_details *cmd_details) +{ + struct i40e_aq_desc desc; + struct i40e_aqc_switch_seid *cmd = + (struct i40e_aqc_switch_seid *)&desc.params.raw; + struct i40e_aqc_add_get_update_vsi_completion *resp = + (struct i40e_aqc_add_get_update_vsi_completion *) + &desc.params.raw; + i40e_status status; + + i40e_fill_default_direct_cmd_desc(&desc, + i40e_aqc_opc_get_vsi_parameters); + + cmd->seid = cpu_to_le16(vsi_ctx->seid); + + desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF); + if (sizeof(vsi_ctx->info) > I40E_AQ_LARGE_BUF) + desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB); + + status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info, + sizeof(vsi_ctx->info), NULL); + + if (status) + goto aq_get_vsi_params_exit; + + vsi_ctx->seid = le16_to_cpu(resp->seid); + vsi_ctx->vsi_number = le16_to_cpu(resp->vsi_number); + vsi_ctx->vsis_allocated = le16_to_cpu(resp->vsi_used); + vsi_ctx->vsis_unallocated = le16_to_cpu(resp->vsi_free); + +aq_get_vsi_params_exit: + return status; +} + +/** + * i40e_aq_update_vsi_params + * @hw: pointer to the hw struct + * @vsi: pointer to a vsi context struct + * @cmd_details: pointer to command details structure or NULL + * + * Update a VSI context. + **/ +i40e_status i40e_aq_update_vsi_params(struct i40e_hw *hw, + struct i40e_vsi_context *vsi_ctx, + struct i40e_asq_cmd_details *cmd_details) +{ + struct i40e_aq_desc desc; + struct i40e_aqc_switch_seid *cmd = + (struct i40e_aqc_switch_seid *)&desc.params.raw; + i40e_status status; + + i40e_fill_default_direct_cmd_desc(&desc, + i40e_aqc_opc_update_vsi_parameters); + cmd->seid = cpu_to_le16(vsi_ctx->seid); + + desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD)); + if (sizeof(vsi_ctx->info) > I40E_AQ_LARGE_BUF) + desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB); + + status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info, + sizeof(vsi_ctx->info), cmd_details); + + return status; +} + +/** + * i40e_aq_get_switch_config + * @hw: pointer to the hardware structure + * @buf: pointer to the result buffer + * @buf_size: length of input buffer + * @start_seid: seid to start for the report, 0 == beginning + * @cmd_details: pointer to command details structure or NULL + * + * Fill the buf with switch configuration returned from AdminQ command + **/ +i40e_status i40e_aq_get_switch_config(struct i40e_hw *hw, + struct i40e_aqc_get_switch_config_resp *buf, + u16 buf_size, u16 *start_seid, + struct i40e_asq_cmd_details *cmd_details) +{ + struct i40e_aq_desc desc; + struct i40e_aqc_switch_seid *scfg = + (struct i40e_aqc_switch_seid *)&desc.params.raw; + i40e_status status; + + i40e_fill_default_direct_cmd_desc(&desc, + i40e_aqc_opc_get_switch_config); + desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF); + if (buf_size > I40E_AQ_LARGE_BUF) + desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB); + scfg->seid = cpu_to_le16(*start_seid); + + status = i40e_asq_send_command(hw, &desc, buf, buf_size, cmd_details); + *start_seid = le16_to_cpu(scfg->seid); + + return status; +} + +/** + * i40e_aq_get_firmware_version + * @hw: pointer to the hw struct + * @fw_major_version: firmware major version + * @fw_minor_version: firmware minor version + * @api_major_version: major queue version + * @api_minor_version: minor queue version + * @cmd_details: pointer to command details structure or NULL + * + * Get the firmware version from the admin queue commands + **/ +i40e_status i40e_aq_get_firmware_version(struct i40e_hw *hw, + u16 *fw_major_version, u16 *fw_minor_version, + u16 *api_major_version, u16 *api_minor_version, + struct i40e_asq_cmd_details *cmd_details) +{ + struct i40e_aq_desc desc; + struct i40e_aqc_get_version *resp = + (struct i40e_aqc_get_version *)&desc.params.raw; + i40e_status status; + + i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_version); + + status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); + + if (!status) { + if (fw_major_version != NULL) + *fw_major_version = le16_to_cpu(resp->fw_major); + if (fw_minor_version != NULL) + *fw_minor_version = le16_to_cpu(resp->fw_minor); + if (api_major_version != NULL) + *api_major_version = le16_to_cpu(resp->api_major); + if (api_minor_version != NULL) + *api_minor_version = le16_to_cpu(resp->api_minor); + } + + return status; +} + +/** + * i40e_aq_send_driver_version + * @hw: pointer to the hw struct + * @event: driver event: driver ok, start or stop + * @dv: driver's major, minor version + * @cmd_details: pointer to command details structure or NULL + * + * Send the driver version to the firmware + **/ +i40e_status i40e_aq_send_driver_version(struct i40e_hw *hw, + struct i40e_driver_version *dv, + struct i40e_asq_cmd_details *cmd_details) +{ + struct i40e_aq_desc desc; + struct i40e_aqc_driver_version *cmd = + (struct i40e_aqc_driver_version *)&desc.params.raw; + i40e_status status; + + if (dv == NULL) + return I40E_ERR_PARAM; + + i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_driver_version); + + desc.flags |= cpu_to_le16(I40E_AQ_FLAG_SI); + cmd->driver_major_ver = dv->major_version; + cmd->driver_minor_ver = dv->minor_version; + cmd->driver_build_ver = dv->build_version; + cmd->driver_subbuild_ver = dv->subbuild_version; + status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); + + return status; +} + +/** + * i40e_get_link_status - get status of the HW network link + * @hw: pointer to the hw struct + * + * Returns true if link is up, false if link is down. + * + * Side effect: LinkStatusEvent reporting becomes enabled + **/ +bool i40e_get_link_status(struct i40e_hw *hw) +{ + i40e_status status = 0; + bool link_status = false; + + if (hw->phy.get_link_info) { + status = i40e_aq_get_link_info(hw, true, NULL, NULL); + + if (status) + goto i40e_get_link_status_exit; + } + + link_status = hw->phy.link_info.link_info & I40E_AQ_LINK_UP; + +i40e_get_link_status_exit: + return link_status; +} + +/** + * i40e_aq_add_veb - Insert a VEB between the VSI and the MAC + * @hw: pointer to the hw struct + * @uplink_seid: the MAC or other gizmo SEID + * @downlink_seid: the VSI SEID + * @enabled_tc: bitmap of TCs to be enabled + * @default_port: true for default port VSI, false for control port + * @veb_seid: pointer to where to put the resulting VEB SEID + * @cmd_details: pointer to command details structure or NULL + * + * This asks the FW to add a VEB between the uplink and downlink + * elements. If the uplink SEID is 0, this will be a floating VEB. + **/ +i40e_status i40e_aq_add_veb(struct i40e_hw *hw, u16 uplink_seid, + u16 downlink_seid, u8 enabled_tc, + bool default_port, u16 *veb_seid, + struct i40e_asq_cmd_details *cmd_details) +{ + struct i40e_aq_desc desc; + struct i40e_aqc_add_veb *cmd = + (struct i40e_aqc_add_veb *)&desc.params.raw; + struct i40e_aqc_add_veb_completion *resp = + (struct i40e_aqc_add_veb_completion *)&desc.params.raw; + i40e_status status; + u16 veb_flags = 0; + + /* SEIDs need to either both be set or both be 0 for floating VEB */ + if (!!uplink_seid != !!downlink_seid) + return I40E_ERR_PARAM; + + i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_veb); + + cmd->uplink_seid = cpu_to_le16(uplink_seid); + cmd->downlink_seid = cpu_to_le16(downlink_seid); + cmd->enable_tcs = enabled_tc; + if (!uplink_seid) + veb_flags |= I40E_AQC_ADD_VEB_FLOATING; + if (default_port) + veb_flags |= I40E_AQC_ADD_VEB_PORT_TYPE_DEFAULT; + else + veb_flags |= I40E_AQC_ADD_VEB_PORT_TYPE_DATA; + cmd->veb_flags = cpu_to_le16(veb_flags); + + status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); + + if (!status && veb_seid) + *veb_seid = le16_to_cpu(resp->veb_seid); + + return status; +} + +/** + * i40e_aq_get_veb_parameters - Retrieve VEB parameters + * @hw: pointer to the hw struct + * @veb_seid: the SEID of the VEB to query + * @switch_id: the uplink switch id + * @floating_veb: set to true if the VEB is floating + * @statistic_index: index of the stats counter block for this VEB + * @vebs_used: number of VEB's used by function + * @vebs_unallocated: total VEB's not reserved by any function + * @cmd_details: pointer to command details structure or NULL + * + * This retrieves the parameters for a particular VEB, specified by + * uplink_seid, and returns them to the caller. + **/ +i40e_status i40e_aq_get_veb_parameters(struct i40e_hw *hw, + u16 veb_seid, u16 *switch_id, + bool *floating, u16 *statistic_index, + u16 *vebs_used, u16 *vebs_free, + struct i40e_asq_cmd_details *cmd_details) +{ + struct i40e_aq_desc desc; + struct i40e_aqc_get_veb_parameters_completion *cmd_resp = + (struct i40e_aqc_get_veb_parameters_completion *) + &desc.params.raw; + i40e_status status; + + if (veb_seid == 0) + return I40E_ERR_PARAM; + + i40e_fill_default_direct_cmd_desc(&desc, + i40e_aqc_opc_get_veb_parameters); + cmd_resp->seid = cpu_to_le16(veb_seid); + + status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); + if (status) + goto get_veb_exit; + + if (switch_id) + *switch_id = le16_to_cpu(cmd_resp->switch_id); + if (statistic_index) + *statistic_index = le16_to_cpu(cmd_resp->statistic_index); + if (vebs_used) + *vebs_used = le16_to_cpu(cmd_resp->vebs_used); + if (vebs_free) + *vebs_free = le16_to_cpu(cmd_resp->vebs_free); + if (floating) { + u16 flags = le16_to_cpu(cmd_resp->veb_flags); + if (flags & I40E_AQC_ADD_VEB_FLOATING) + *floating = true; + else + *floating = false; + } + +get_veb_exit: + return status; +} + +/** + * i40e_aq_add_macvlan + * @hw: pointer to the hw struct + * @seid: VSI for the mac address + * @mv_list: list of macvlans to be added + * @count: length of the list + * @cmd_details: pointer to command details structure or NULL + * + * Add MAC/VLAN addresses to the HW filtering + **/ +i40e_status i40e_aq_add_macvlan(struct i40e_hw *hw, u16 seid, + struct i40e_aqc_add_macvlan_element_data *mv_list, + u16 count, struct i40e_asq_cmd_details *cmd_details) +{ + struct i40e_aq_desc desc; + struct i40e_aqc_macvlan *cmd = + (struct i40e_aqc_macvlan *)&desc.params.raw; + i40e_status status; + u16 buf_size; + + if (count == 0 || !mv_list || !hw) + return I40E_ERR_PARAM; + + buf_size = count * sizeof(struct i40e_aqc_add_macvlan_element_data); + + /* prep the rest of the request */ + i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_macvlan); + cmd->num_addresses = cpu_to_le16(count); + cmd->seid[0] = cpu_to_le16(I40E_AQC_MACVLAN_CMD_SEID_VALID | seid); + cmd->seid[1] = 0; + cmd->seid[2] = 0; + + desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD)); + if (buf_size > I40E_AQ_LARGE_BUF) + desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB); + + status = i40e_asq_send_command(hw, &desc, mv_list, buf_size, + cmd_details); + + return status; +} + +/** + * i40e_aq_remove_macvlan + * @hw: pointer to the hw struct + * @seid: VSI for the mac address + * @mv_list: list of macvlans to be removed + * @count: length of the list + * @cmd_details: pointer to command details structure or NULL + * + * Remove MAC/VLAN addresses from the HW filtering + **/ +i40e_status i40e_aq_remove_macvlan(struct i40e_hw *hw, u16 seid, + struct i40e_aqc_remove_macvlan_element_data *mv_list, + u16 count, struct i40e_asq_cmd_details *cmd_details) +{ + struct i40e_aq_desc desc; + struct i40e_aqc_macvlan *cmd = + (struct i40e_aqc_macvlan *)&desc.params.raw; + i40e_status status; + u16 buf_size; + + if (count == 0 || !mv_list || !hw) + return I40E_ERR_PARAM; + + buf_size = count * sizeof(struct i40e_aqc_remove_macvlan_element_data); + + /* prep the rest of the request */ + i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_remove_macvlan); + cmd->num_addresses = cpu_to_le16(count); + cmd->seid[0] = cpu_to_le16(I40E_AQC_MACVLAN_CMD_SEID_VALID | seid); + cmd->seid[1] = 0; + cmd->seid[2] = 0; + + desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD)); + if (buf_size > I40E_AQ_LARGE_BUF) + desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB); + + status = i40e_asq_send_command(hw, &desc, mv_list, buf_size, + cmd_details); + + return status; +} + +/** + * i40e_aq_add_vlan - Add VLAN ids to the HW filtering + * @hw: pointer to the hw struct + * @seid: VSI for the vlan filters + * @v_list: list of vlan filters to be added + * @count: length of the list + * @cmd_details: pointer to command details structure or NULL + **/ +i40e_status i40e_aq_add_vlan(struct i40e_hw *hw, u16 seid, + struct i40e_aqc_add_remove_vlan_element_data *v_list, + u8 count, struct i40e_asq_cmd_details *cmd_details) +{ + struct i40e_aq_desc desc; + struct i40e_aqc_macvlan *cmd = + (struct i40e_aqc_macvlan *)&desc.params.raw; + i40e_status status; + u16 buf_size; + + if (count == 0 || !v_list || !hw) + return I40E_ERR_PARAM; + + buf_size = count * sizeof(struct i40e_aqc_add_remove_vlan_element_data); + + /* prep the rest of the request */ + i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_vlan); + cmd->num_addresses = cpu_to_le16(count); + cmd->seid[0] = cpu_to_le16(seid | I40E_AQC_MACVLAN_CMD_SEID_VALID); + cmd->seid[1] = 0; + cmd->seid[2] = 0; + + desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD)); + if (buf_size > I40E_AQ_LARGE_BUF) + desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB); + + status = i40e_asq_send_command(hw, &desc, v_list, buf_size, + cmd_details); + + return status; +} + +/** + * i40e_aq_remove_vlan - Remove VLANs from the HW filtering + * @hw: pointer to the hw struct + * @seid: VSI for the vlan filters + * @v_list: list of macvlans to be removed + * @count: length of the list + * @cmd_details: pointer to command details structure or NULL + **/ +i40e_status i40e_aq_remove_vlan(struct i40e_hw *hw, u16 seid, + struct i40e_aqc_add_remove_vlan_element_data *v_list, + u8 count, struct i40e_asq_cmd_details *cmd_details) +{ + struct i40e_aq_desc desc; + struct i40e_aqc_macvlan *cmd = + (struct i40e_aqc_macvlan *)&desc.params.raw; + i40e_status status; + u16 buf_size; + + if (count == 0 || !v_list || !hw) + return I40E_ERR_PARAM; + + buf_size = count * sizeof(struct i40e_aqc_add_remove_vlan_element_data); + + /* prep the rest of the request */ + i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_remove_vlan); + cmd->num_addresses = cpu_to_le16(count); + cmd->seid[0] = cpu_to_le16(seid | I40E_AQC_MACVLAN_CMD_SEID_VALID); + cmd->seid[1] = 0; + cmd->seid[2] = 0; + + desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD)); + if (buf_size > I40E_AQ_LARGE_BUF) + desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB); + + status = i40e_asq_send_command(hw, &desc, v_list, buf_size, + cmd_details); + + return status; +} + +/** + * i40e_aq_send_msg_to_vf + * @hw: pointer to the hardware structure + * @vfid: vf id to send msg + * @msg: pointer to the msg buffer + * @msglen: msg length + * @cmd_details: pointer to command details + * + * send msg to vf + **/ +i40e_status i40e_aq_send_msg_to_vf(struct i40e_hw *hw, u16 vfid, + u32 v_opcode, u32 v_retval, u8 *msg, u16 msglen, + struct i40e_asq_cmd_details *cmd_details) +{ + struct i40e_aq_desc desc; + struct i40e_aqc_pf_vf_message *cmd = + (struct i40e_aqc_pf_vf_message *)&desc.params.raw; + i40e_status status; + + i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_send_msg_to_vf); + cmd->id = cpu_to_le32(vfid); + desc.cookie_high = cpu_to_le32(v_opcode); + desc.cookie_low = cpu_to_le32(v_retval); + desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_SI); + if (msglen) { + desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | + I40E_AQ_FLAG_RD)); + if (msglen > I40E_AQ_LARGE_BUF) + desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB); + desc.datalen = cpu_to_le16(msglen); + } + status = i40e_asq_send_command(hw, &desc, msg, msglen, cmd_details); + + return status; +} + +/** + * i40e_aq_set_hmc_resource_profile + * @hw: pointer to the hw struct + * @profile: type of profile the HMC is to be set as + * @pe_vf_enabled_count: the number of PE enabled VFs the system has + * @cmd_details: pointer to command details structure or NULL + * + * set the HMC profile of the device. + **/ +i40e_status i40e_aq_set_hmc_resource_profile(struct i40e_hw *hw, + enum i40e_aq_hmc_profile profile, + u8 pe_vf_enabled_count, + struct i40e_asq_cmd_details *cmd_details) +{ + struct i40e_aq_desc desc; + struct i40e_aq_get_set_hmc_resource_profile *cmd = + (struct i40e_aq_get_set_hmc_resource_profile *)&desc.params.raw; + i40e_status status; + + i40e_fill_default_direct_cmd_desc(&desc, + i40e_aqc_opc_set_hmc_resource_profile); + + cmd->pm_profile = (u8)profile; + cmd->pe_vf_enabled = pe_vf_enabled_count; + + status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); + + return status; +} + +/** + * i40e_aq_request_resource + * @hw: pointer to the hw struct + * @resource: resource id + * @access: access type + * @sdp_number: resource number + * @timeout: the maximum time in ms that the driver may hold the resource + * @cmd_details: pointer to command details structure or NULL + * + * requests common resource using the admin queue commands + **/ +i40e_status i40e_aq_request_resource(struct i40e_hw *hw, + enum i40e_aq_resources_ids resource, + enum i40e_aq_resource_access_type access, + u8 sdp_number, u64 *timeout, + struct i40e_asq_cmd_details *cmd_details) +{ + struct i40e_aq_desc desc; + struct i40e_aqc_request_resource *cmd_resp = + (struct i40e_aqc_request_resource *)&desc.params.raw; + i40e_status status; + + i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_request_resource); + + cmd_resp->resource_id = cpu_to_le16(resource); + cmd_resp->access_type = cpu_to_le16(access); + cmd_resp->resource_number = cpu_to_le32(sdp_number); + + status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); + /* The completion specifies the maximum time in ms that the driver + * may hold the resource in the Timeout field. + * If the resource is held by someone else, the command completes with + * busy return value and the timeout field indicates the maximum time + * the current owner of the resource has to free it. + */ + if (!status || hw->aq.asq_last_status == I40E_AQ_RC_EBUSY) + *timeout = le32_to_cpu(cmd_resp->timeout); + + return status; +} + +/** + * i40e_aq_release_resource + * @hw: pointer to the hw struct + * @resource: resource id + * @sdp_number: resource number + * @cmd_details: pointer to command details structure or NULL + * + * release common resource using the admin queue commands + **/ +i40e_status i40e_aq_release_resource(struct i40e_hw *hw, + enum i40e_aq_resources_ids resource, + u8 sdp_number, + struct i40e_asq_cmd_details *cmd_details) +{ + struct i40e_aq_desc desc; + struct i40e_aqc_request_resource *cmd = + (struct i40e_aqc_request_resource *)&desc.params.raw; + i40e_status status; + + i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_release_resource); + + cmd->resource_id = cpu_to_le16(resource); + cmd->resource_number = cpu_to_le32(sdp_number); + + status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); + + return status; +} + +/** + * i40e_aq_read_nvm + * @hw: pointer to the hw struct + * @module_pointer: module pointer location in words from the NVM beginning + * @offset: byte offset from the module beginning + * @length: length of the section to be read (in bytes from the offset) + * @data: command buffer (size [bytes] = length) + * @last_command: tells if this is the last command in a series + * @cmd_details: pointer to command details structure or NULL + * + * Read the NVM using the admin queue commands + **/ +i40e_status i40e_aq_read_nvm(struct i40e_hw *hw, u8 module_pointer, + u32 offset, u16 length, void *data, + bool last_command, + struct i40e_asq_cmd_details *cmd_details) +{ + struct i40e_aq_desc desc; + struct i40e_aqc_nvm_update *cmd = + (struct i40e_aqc_nvm_update *)&desc.params.raw; + i40e_status status; + + /* In offset the highest byte must be zeroed. */ + if (offset & 0xFF000000) { + status = I40E_ERR_PARAM; + goto i40e_aq_read_nvm_exit; + } + + i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_read); + + /* If this is the last command in a series, set the proper flag. */ + if (last_command) + cmd->command_flags |= I40E_AQ_NVM_LAST_CMD; + cmd->module_pointer = module_pointer; + cmd->offset = cpu_to_le32(offset); + cmd->length = cpu_to_le16(length); + + desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF); + if (length > I40E_AQ_LARGE_BUF) + desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB); + + status = i40e_asq_send_command(hw, &desc, data, length, cmd_details); + +i40e_aq_read_nvm_exit: + return status; +} + +#define I40E_DEV_FUNC_CAP_SWITCH_MODE 0x01 +#define I40E_DEV_FUNC_CAP_MGMT_MODE 0x02 +#define I40E_DEV_FUNC_CAP_NPAR 0x03 +#define I40E_DEV_FUNC_CAP_OS2BMC 0x04 +#define I40E_DEV_FUNC_CAP_VALID_FUNC 0x05 +#define I40E_DEV_FUNC_CAP_SRIOV_1_1 0x12 +#define I40E_DEV_FUNC_CAP_VF 0x13 +#define I40E_DEV_FUNC_CAP_VMDQ 0x14 +#define I40E_DEV_FUNC_CAP_802_1_QBG 0x15 +#define I40E_DEV_FUNC_CAP_802_1_QBH 0x16 +#define I40E_DEV_FUNC_CAP_VSI 0x17 +#define I40E_DEV_FUNC_CAP_DCB 0x18 +#define I40E_DEV_FUNC_CAP_FCOE 0x21 +#define I40E_DEV_FUNC_CAP_RSS 0x40 +#define I40E_DEV_FUNC_CAP_RX_QUEUES 0x41 +#define I40E_DEV_FUNC_CAP_TX_QUEUES 0x42 +#define I40E_DEV_FUNC_CAP_MSIX 0x43 +#define I40E_DEV_FUNC_CAP_MSIX_VF 0x44 +#define I40E_DEV_FUNC_CAP_FLOW_DIRECTOR 0x45 +#define I40E_DEV_FUNC_CAP_IEEE_1588 0x46 +#define I40E_DEV_FUNC_CAP_MFP_MODE_1 0xF1 +#define I40E_DEV_FUNC_CAP_CEM 0xF2 +#define I40E_DEV_FUNC_CAP_IWARP 0x51 +#define I40E_DEV_FUNC_CAP_LED 0x61 +#define I40E_DEV_FUNC_CAP_SDP 0x62 +#define I40E_DEV_FUNC_CAP_MDIO 0x63 + +/** + * i40e_parse_discover_capabilities + * @hw: pointer to the hw struct + * @buff: pointer to a buffer containing device/function capability records + * @cap_count: number of capability records in the list + * @list_type_opc: type of capabilities list to parse + * + * Parse the device/function capabilities list. + **/ +static void i40e_parse_discover_capabilities(struct i40e_hw *hw, void *buff, + u32 cap_count, + enum i40e_admin_queue_opc list_type_opc) +{ + struct i40e_aqc_list_capabilities_element_resp *cap; + u32 number, logical_id, phys_id; + struct i40e_hw_capabilities *p; + u32 reg_val; + u32 i = 0; + u16 id; + + cap = (struct i40e_aqc_list_capabilities_element_resp *) buff; + + if (list_type_opc == i40e_aqc_opc_list_dev_capabilities) + p = (struct i40e_hw_capabilities *)&hw->dev_caps; + else if (list_type_opc == i40e_aqc_opc_list_func_capabilities) + p = (struct i40e_hw_capabilities *)&hw->func_caps; + else + return; + + for (i = 0; i < cap_count; i++, cap++) { + id = le16_to_cpu(cap->id); + number = le32_to_cpu(cap->number); + logical_id = le32_to_cpu(cap->logical_id); + phys_id = le32_to_cpu(cap->phys_id); + + switch (id) { + case I40E_DEV_FUNC_CAP_SWITCH_MODE: + p->switch_mode = number; + break; + case I40E_DEV_FUNC_CAP_MGMT_MODE: + p->management_mode = number; + break; + case I40E_DEV_FUNC_CAP_NPAR: + p->npar_enable = number; + break; + case I40E_DEV_FUNC_CAP_OS2BMC: + p->os2bmc = number; + break; + case I40E_DEV_FUNC_CAP_VALID_FUNC: + p->valid_functions = number; + break; + case I40E_DEV_FUNC_CAP_SRIOV_1_1: + if (number == 1) + p->sr_iov_1_1 = true; + break; + case I40E_DEV_FUNC_CAP_VF: + p->num_vfs = number; + p->vf_base_id = logical_id; + break; + case I40E_DEV_FUNC_CAP_VMDQ: + if (number == 1) + p->vmdq = true; + break; + case I40E_DEV_FUNC_CAP_802_1_QBG: + if (number == 1) + p->evb_802_1_qbg = true; + break; + case I40E_DEV_FUNC_CAP_802_1_QBH: + if (number == 1) + p->evb_802_1_qbh = true; + break; + case I40E_DEV_FUNC_CAP_VSI: + p->num_vsis = number; + break; + case I40E_DEV_FUNC_CAP_DCB: + if (number == 1) { + p->dcb = true; + p->enabled_tcmap = logical_id; + p->maxtc = phys_id; + } + break; + case I40E_DEV_FUNC_CAP_FCOE: + if (number == 1) + p->fcoe = true; + break; + case I40E_DEV_FUNC_CAP_RSS: + p->rss = true; + reg_val = rd32(hw, I40E_PFQF_CTL_0); + if (reg_val & I40E_PFQF_CTL_0_HASHLUTSIZE_MASK) + p->rss_table_size = number; + else + p->rss_table_size = 128; + p->rss_table_entry_width = logical_id; + break; + case I40E_DEV_FUNC_CAP_RX_QUEUES: + p->num_rx_qp = number; + p->base_queue = phys_id; + break; + case I40E_DEV_FUNC_CAP_TX_QUEUES: + p->num_tx_qp = number; + p->base_queue = phys_id; + break; + case I40E_DEV_FUNC_CAP_MSIX: + p->num_msix_vectors = number; + break; + case I40E_DEV_FUNC_CAP_MSIX_VF: + p->num_msix_vectors_vf = number; + break; + case I40E_DEV_FUNC_CAP_MFP_MODE_1: + if (number == 1) + p->mfp_mode_1 = true; + break; + case I40E_DEV_FUNC_CAP_CEM: + if (number == 1) + p->mgmt_cem = true; + break; + case I40E_DEV_FUNC_CAP_IWARP: + if (number == 1) + p->iwarp = true; + break; + case I40E_DEV_FUNC_CAP_LED: + if (phys_id < I40E_HW_CAP_MAX_GPIO) + p->led[phys_id] = true; + break; + case I40E_DEV_FUNC_CAP_SDP: + if (phys_id < I40E_HW_CAP_MAX_GPIO) + p->sdp[phys_id] = true; + break; + case I40E_DEV_FUNC_CAP_MDIO: + if (number == 1) { + p->mdio_port_num = phys_id; + p->mdio_port_mode = logical_id; + } + break; + case I40E_DEV_FUNC_CAP_IEEE_1588: + if (number == 1) + p->ieee_1588 = true; + break; + case I40E_DEV_FUNC_CAP_FLOW_DIRECTOR: + p->fd = true; + p->fd_filters_guaranteed = number; + p->fd_filters_best_effort = logical_id; + break; + default: + break; + } + } + + /* additional HW specific goodies that might + * someday be HW version specific + */ + p->rx_buf_chain_len = I40E_MAX_CHAINED_RX_BUFFERS; +} + +/** + * i40e_aq_discover_capabilities + * @hw: pointer to the hw struct + * @buff: a virtual buffer to hold the capabilities + * @buff_size: Size of the virtual buffer + * @data_size: Size of the returned data, or buff size needed if AQ err==ENOMEM + * @list_type_opc: capabilities type to discover - pass in the command opcode + * @cmd_details: pointer to command details structure or NULL + * + * Get the device capabilities descriptions from the firmware + **/ +i40e_status i40e_aq_discover_capabilities(struct i40e_hw *hw, + void *buff, u16 buff_size, u16 *data_size, + enum i40e_admin_queue_opc list_type_opc, + struct i40e_asq_cmd_details *cmd_details) +{ + struct i40e_aqc_list_capabilites *cmd; + i40e_status status = 0; + struct i40e_aq_desc desc; + + cmd = (struct i40e_aqc_list_capabilites *)&desc.params.raw; + + if (list_type_opc != i40e_aqc_opc_list_func_capabilities && + list_type_opc != i40e_aqc_opc_list_dev_capabilities) { + status = I40E_ERR_PARAM; + goto exit; + } + + i40e_fill_default_direct_cmd_desc(&desc, list_type_opc); + + desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF); + if (buff_size > I40E_AQ_LARGE_BUF) + desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB); + + status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details); + *data_size = le16_to_cpu(desc.datalen); + + if (status) + goto exit; + + i40e_parse_discover_capabilities(hw, buff, le32_to_cpu(cmd->count), + list_type_opc); + +exit: + return status; +} + +/** + * i40e_aq_get_lldp_mib + * @hw: pointer to the hw struct + * @bridge_type: type of bridge requested + * @mib_type: Local, Remote or both Local and Remote MIBs + * @buff: pointer to a user supplied buffer to store the MIB block + * @buff_size: size of the buffer (in bytes) + * @local_len : length of the returned Local LLDP MIB + * @remote_len: length of the returned Remote LLDP MIB + * @cmd_details: pointer to command details structure or NULL + * + * Requests the complete LLDP MIB (entire packet). + **/ +i40e_status i40e_aq_get_lldp_mib(struct i40e_hw *hw, u8 bridge_type, + u8 mib_type, void *buff, u16 buff_size, + u16 *local_len, u16 *remote_len, + struct i40e_asq_cmd_details *cmd_details) +{ + struct i40e_aq_desc desc; + struct i40e_aqc_lldp_get_mib *cmd = + (struct i40e_aqc_lldp_get_mib *)&desc.params.raw; + struct i40e_aqc_lldp_get_mib *resp = + (struct i40e_aqc_lldp_get_mib *)&desc.params.raw; + i40e_status status; + + if (buff_size == 0 || !buff) + return I40E_ERR_PARAM; + + i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_get_mib); + /* Indirect Command */ + desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF); + + cmd->type = mib_type & I40E_AQ_LLDP_MIB_TYPE_MASK; + cmd->type |= ((bridge_type << I40E_AQ_LLDP_BRIDGE_TYPE_SHIFT) & + I40E_AQ_LLDP_BRIDGE_TYPE_MASK); + + desc.datalen = cpu_to_le16(buff_size); + + desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF); + if (buff_size > I40E_AQ_LARGE_BUF) + desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB); + + status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details); + if (!status) { + if (local_len != NULL) + *local_len = le16_to_cpu(resp->local_len); + if (remote_len != NULL) + *remote_len = le16_to_cpu(resp->remote_len); + } + + return status; +} + +/** + * i40e_aq_cfg_lldp_mib_change_event + * @hw: pointer to the hw struct + * @enable_update: Enable or Disable event posting + * @cmd_details: pointer to command details structure or NULL + * + * Enable or Disable posting of an event on ARQ when LLDP MIB + * associated with the interface changes + **/ +i40e_status i40e_aq_cfg_lldp_mib_change_event(struct i40e_hw *hw, + bool enable_update, + struct i40e_asq_cmd_details *cmd_details) +{ + struct i40e_aq_desc desc; + struct i40e_aqc_lldp_update_mib *cmd = + (struct i40e_aqc_lldp_update_mib *)&desc.params.raw; + i40e_status status; + + i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_update_mib); + + if (!enable_update) + cmd->command |= I40E_AQ_LLDP_MIB_UPDATE_DISABLE; + + status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); + + return status; +} + +/** + * i40e_aq_stop_lldp + * @hw: pointer to the hw struct + * @shutdown_agent: True if LLDP Agent needs to be Shutdown + * @cmd_details: pointer to command details structure or NULL + * + * Stop or Shutdown the embedded LLDP Agent + **/ +i40e_status i40e_aq_stop_lldp(struct i40e_hw *hw, bool shutdown_agent, + struct i40e_asq_cmd_details *cmd_details) +{ + struct i40e_aq_desc desc; + struct i40e_aqc_lldp_stop *cmd = + (struct i40e_aqc_lldp_stop *)&desc.params.raw; + i40e_status status; + + i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_stop); + + if (shutdown_agent) + cmd->command |= I40E_AQ_LLDP_AGENT_SHUTDOWN; + + status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); + + return status; +} + +/** + * i40e_aq_start_lldp + * @hw: pointer to the hw struct + * @cmd_details: pointer to command details structure or NULL + * + * Start the embedded LLDP Agent on all ports. + **/ +i40e_status i40e_aq_start_lldp(struct i40e_hw *hw, + struct i40e_asq_cmd_details *cmd_details) +{ + struct i40e_aq_desc desc; + struct i40e_aqc_lldp_start *cmd = + (struct i40e_aqc_lldp_start *)&desc.params.raw; + i40e_status status; + + i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_start); + + cmd->command = I40E_AQ_LLDP_AGENT_START; + + status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); + + return status; +} + +/** + * i40e_aq_delete_element - Delete switch element + * @hw: pointer to the hw struct + * @seid: the SEID to delete from the switch + * @cmd_details: pointer to command details structure or NULL + * + * This deletes a switch element from the switch. + **/ +i40e_status i40e_aq_delete_element(struct i40e_hw *hw, u16 seid, + struct i40e_asq_cmd_details *cmd_details) +{ + struct i40e_aq_desc desc; + struct i40e_aqc_switch_seid *cmd = + (struct i40e_aqc_switch_seid *)&desc.params.raw; + i40e_status status; + + if (seid == 0) + return I40E_ERR_PARAM; + + i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_delete_element); + + cmd->seid = cpu_to_le16(seid); + + status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); + + return status; +} + +/** + * i40e_aq_tx_sched_cmd - generic Tx scheduler AQ command handler + * @hw: pointer to the hw struct + * @seid: seid for the physical port/switching component/vsi + * @buff: Indirect buffer to hold data parameters and response + * @buff_size: Indirect buffer size + * @opcode: Tx scheduler AQ command opcode + * @cmd_details: pointer to command details structure or NULL + * + * Generic command handler for Tx scheduler AQ commands + **/ +static i40e_status i40e_aq_tx_sched_cmd(struct i40e_hw *hw, u16 seid, + void *buff, u16 buff_size, + enum i40e_admin_queue_opc opcode, + struct i40e_asq_cmd_details *cmd_details) +{ + struct i40e_aq_desc desc; + struct i40e_aqc_tx_sched_ind *cmd = + (struct i40e_aqc_tx_sched_ind *)&desc.params.raw; + i40e_status status; + bool cmd_param_flag = false; + + switch (opcode) { + case i40e_aqc_opc_configure_vsi_ets_sla_bw_limit: + case i40e_aqc_opc_configure_vsi_tc_bw: + case i40e_aqc_opc_enable_switching_comp_ets: + case i40e_aqc_opc_modify_switching_comp_ets: + case i40e_aqc_opc_disable_switching_comp_ets: + case i40e_aqc_opc_configure_switching_comp_ets_bw_limit: + case i40e_aqc_opc_configure_switching_comp_bw_config: + cmd_param_flag = true; + break; + case i40e_aqc_opc_query_vsi_bw_config: + case i40e_aqc_opc_query_vsi_ets_sla_config: + case i40e_aqc_opc_query_switching_comp_ets_config: + case i40e_aqc_opc_query_port_ets_config: + case i40e_aqc_opc_query_switching_comp_bw_config: + cmd_param_flag = false; + break; + default: + return I40E_ERR_PARAM; + } + + i40e_fill_default_direct_cmd_desc(&desc, opcode); + + /* Indirect command */ + desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF); + if (cmd_param_flag) + desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_RD); + if (buff_size > I40E_AQ_LARGE_BUF) + desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB); + + desc.datalen = cpu_to_le16(buff_size); + + cmd->vsi_seid = cpu_to_le16(seid); + + status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details); + + return status; +} + +/** + * i40e_aq_config_vsi_tc_bw - Config VSI BW Allocation per TC + * @hw: pointer to the hw struct + * @seid: VSI seid + * @bw_data: Buffer holding enabled TCs, relative TC BW limit/credits + * @cmd_details: pointer to command details structure or NULL + **/ +i40e_status i40e_aq_config_vsi_tc_bw(struct i40e_hw *hw, + u16 seid, + struct i40e_aqc_configure_vsi_tc_bw_data *bw_data, + struct i40e_asq_cmd_details *cmd_details) +{ + return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data), + i40e_aqc_opc_configure_vsi_tc_bw, + cmd_details); +} + +/** + * i40e_aq_query_vsi_bw_config - Query VSI BW configuration + * @hw: pointer to the hw struct + * @seid: seid of the VSI + * @bw_data: Buffer to hold VSI BW configuration + * @cmd_details: pointer to command details structure or NULL + **/ +i40e_status i40e_aq_query_vsi_bw_config(struct i40e_hw *hw, + u16 seid, + struct i40e_aqc_query_vsi_bw_config_resp *bw_data, + struct i40e_asq_cmd_details *cmd_details) +{ + return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data), + i40e_aqc_opc_query_vsi_bw_config, + cmd_details); +} + +/** + * i40e_aq_query_vsi_ets_sla_config - Query VSI BW configuration per TC + * @hw: pointer to the hw struct + * @seid: seid of the VSI + * @bw_data: Buffer to hold VSI BW configuration per TC + * @cmd_details: pointer to command details structure or NULL + **/ +i40e_status i40e_aq_query_vsi_ets_sla_config(struct i40e_hw *hw, + u16 seid, + struct i40e_aqc_query_vsi_ets_sla_config_resp *bw_data, + struct i40e_asq_cmd_details *cmd_details) +{ + return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data), + i40e_aqc_opc_query_vsi_ets_sla_config, + cmd_details); +} + +/** + * i40e_aq_query_switch_comp_ets_config - Query Switch comp BW config per TC + * @hw: pointer to the hw struct + * @seid: seid of the switching component + * @bw_data: Buffer to hold switching component's per TC BW config + * @cmd_details: pointer to command details structure or NULL + **/ +i40e_status i40e_aq_query_switch_comp_ets_config(struct i40e_hw *hw, + u16 seid, + struct i40e_aqc_query_switching_comp_ets_config_resp *bw_data, + struct i40e_asq_cmd_details *cmd_details) +{ + return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data), + i40e_aqc_opc_query_switching_comp_ets_config, + cmd_details); +} + +/** + * i40e_aq_query_port_ets_config - Query Physical Port ETS configuration + * @hw: pointer to the hw struct + * @seid: seid of the VSI or switching component connected to Physical Port + * @bw_data: Buffer to hold current ETS configuration for the Physical Port + * @cmd_details: pointer to command details structure or NULL + **/ +i40e_status i40e_aq_query_port_ets_config(struct i40e_hw *hw, + u16 seid, + struct i40e_aqc_query_port_ets_config_resp *bw_data, + struct i40e_asq_cmd_details *cmd_details) +{ + return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data), + i40e_aqc_opc_query_port_ets_config, + cmd_details); +} + +/** + * i40e_aq_query_switch_comp_bw_config - Query Switch comp BW configuration + * @hw: pointer to the hw struct + * @seid: seid of the switching component + * @bw_data: Buffer to hold switching component's BW configuration + * @cmd_details: pointer to command details structure or NULL + **/ +i40e_status i40e_aq_query_switch_comp_bw_config(struct i40e_hw *hw, + u16 seid, + struct i40e_aqc_query_switching_comp_bw_config_resp *bw_data, + struct i40e_asq_cmd_details *cmd_details) +{ + return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data), + i40e_aqc_opc_query_switching_comp_bw_config, + cmd_details); +} + +/** + * i40e_validate_filter_settings + * @hw: pointer to the hardware structure + * @settings: Filter control settings + * + * Check and validate the filter control settings passed. + * The function checks for the valid filter/context sizes being + * passed for FCoE and PE. + * + * Returns 0 if the values passed are valid and within + * range else returns an error. + **/ +static i40e_status i40e_validate_filter_settings(struct i40e_hw *hw, + struct i40e_filter_control_settings *settings) +{ + u32 fcoe_cntx_size, fcoe_filt_size; + u32 pe_cntx_size, pe_filt_size; + u32 fcoe_fmax, pe_fmax; + u32 val; + + /* Validate FCoE settings passed */ + switch (settings->fcoe_filt_num) { + case I40E_HASH_FILTER_SIZE_1K: + case I40E_HASH_FILTER_SIZE_2K: + case I40E_HASH_FILTER_SIZE_4K: + case I40E_HASH_FILTER_SIZE_8K: + case I40E_HASH_FILTER_SIZE_16K: + case I40E_HASH_FILTER_SIZE_32K: + fcoe_filt_size = I40E_HASH_FILTER_BASE_SIZE; + fcoe_filt_size <<= (u32)settings->fcoe_filt_num; + break; + default: + return I40E_ERR_PARAM; + } + + switch (settings->fcoe_cntx_num) { + case I40E_DMA_CNTX_SIZE_512: + case I40E_DMA_CNTX_SIZE_1K: + case I40E_DMA_CNTX_SIZE_2K: + case I40E_DMA_CNTX_SIZE_4K: + fcoe_cntx_size = I40E_DMA_CNTX_BASE_SIZE; + fcoe_cntx_size <<= (u32)settings->fcoe_cntx_num; + break; + default: + return I40E_ERR_PARAM; + } + + /* Validate PE settings passed */ + switch (settings->pe_filt_num) { + case I40E_HASH_FILTER_SIZE_1K: + case I40E_HASH_FILTER_SIZE_2K: + case I40E_HASH_FILTER_SIZE_4K: + case I40E_HASH_FILTER_SIZE_8K: + case I40E_HASH_FILTER_SIZE_16K: + case I40E_HASH_FILTER_SIZE_32K: + case I40E_HASH_FILTER_SIZE_64K: + case I40E_HASH_FILTER_SIZE_128K: + case I40E_HASH_FILTER_SIZE_256K: + case I40E_HASH_FILTER_SIZE_512K: + case I40E_HASH_FILTER_SIZE_1M: + pe_filt_size = I40E_HASH_FILTER_BASE_SIZE; + pe_filt_size <<= (u32)settings->pe_filt_num; + break; + default: + return I40E_ERR_PARAM; + } + + switch (settings->pe_cntx_num) { + case I40E_DMA_CNTX_SIZE_512: + case I40E_DMA_CNTX_SIZE_1K: + case I40E_DMA_CNTX_SIZE_2K: + case I40E_DMA_CNTX_SIZE_4K: + case I40E_DMA_CNTX_SIZE_8K: + case I40E_DMA_CNTX_SIZE_16K: + case I40E_DMA_CNTX_SIZE_32K: + case I40E_DMA_CNTX_SIZE_64K: + case I40E_DMA_CNTX_SIZE_128K: + case I40E_DMA_CNTX_SIZE_256K: + pe_cntx_size = I40E_DMA_CNTX_BASE_SIZE; + pe_cntx_size <<= (u32)settings->pe_cntx_num; + break; + default: + return I40E_ERR_PARAM; + } + + /* FCHSIZE + FCDSIZE should not be greater than PMFCOEFMAX */ + val = rd32(hw, I40E_GLHMC_FCOEFMAX); + fcoe_fmax = (val & I40E_GLHMC_FCOEFMAX_PMFCOEFMAX_MASK) + >> I40E_GLHMC_FCOEFMAX_PMFCOEFMAX_SHIFT; + if (fcoe_filt_size + fcoe_cntx_size > fcoe_fmax) + return I40E_ERR_INVALID_SIZE; + + /* PEHSIZE + PEDSIZE should not be greater than PMPEXFMAX */ + val = rd32(hw, I40E_GLHMC_PEXFMAX); + pe_fmax = (val & I40E_GLHMC_PEXFMAX_PMPEXFMAX_MASK) + >> I40E_GLHMC_PEXFMAX_PMPEXFMAX_SHIFT; + if (pe_filt_size + pe_cntx_size > pe_fmax) + return I40E_ERR_INVALID_SIZE; + + return 0; +} + +/** + * i40e_set_filter_control + * @hw: pointer to the hardware structure + * @settings: Filter control settings + * + * Set the Queue Filters for PE/FCoE and enable filters required + * for a single PF. It is expected that these settings are programmed + * at the driver initialization time. + **/ +i40e_status i40e_set_filter_control(struct i40e_hw *hw, + struct i40e_filter_control_settings *settings) +{ + i40e_status ret = 0; + u32 hash_lut_size = 0; + u32 val; + + if (!settings) + return I40E_ERR_PARAM; + + /* Validate the input settings */ + ret = i40e_validate_filter_settings(hw, settings); + if (ret) + return ret; + + /* Read the PF Queue Filter control register */ + val = rd32(hw, I40E_PFQF_CTL_0); + + /* Program required PE hash buckets for the PF */ + val &= ~I40E_PFQF_CTL_0_PEHSIZE_MASK; + val |= ((u32)settings->pe_filt_num << I40E_PFQF_CTL_0_PEHSIZE_SHIFT) & + I40E_PFQF_CTL_0_PEHSIZE_MASK; + /* Program required PE contexts for the PF */ + val &= ~I40E_PFQF_CTL_0_PEDSIZE_MASK; + val |= ((u32)settings->pe_cntx_num << I40E_PFQF_CTL_0_PEDSIZE_SHIFT) & + I40E_PFQF_CTL_0_PEDSIZE_MASK; + + /* Program required FCoE hash buckets for the PF */ + val &= ~I40E_PFQF_CTL_0_PFFCHSIZE_MASK; + val |= ((u32)settings->fcoe_filt_num << + I40E_PFQF_CTL_0_PFFCHSIZE_SHIFT) & + I40E_PFQF_CTL_0_PFFCHSIZE_MASK; + /* Program required FCoE DDP contexts for the PF */ + val &= ~I40E_PFQF_CTL_0_PFFCDSIZE_MASK; + val |= ((u32)settings->fcoe_cntx_num << + I40E_PFQF_CTL_0_PFFCDSIZE_SHIFT) & + I40E_PFQF_CTL_0_PFFCDSIZE_MASK; + + /* Program Hash LUT size for the PF */ + val &= ~I40E_PFQF_CTL_0_HASHLUTSIZE_MASK; + if (settings->hash_lut_size == I40E_HASH_LUT_SIZE_512) + hash_lut_size = 1; + val |= (hash_lut_size << I40E_PFQF_CTL_0_HASHLUTSIZE_SHIFT) & + I40E_PFQF_CTL_0_HASHLUTSIZE_MASK; + + /* Enable FDIR, Ethertype and MACVLAN filters for PF and VFs */ + if (settings->enable_fdir) + val |= I40E_PFQF_CTL_0_FD_ENA_MASK; + if (settings->enable_ethtype) + val |= I40E_PFQF_CTL_0_ETYPE_ENA_MASK; + if (settings->enable_macvlan) + val |= I40E_PFQF_CTL_0_MACVLAN_ENA_MASK; + + wr32(hw, I40E_PFQF_CTL_0, val); + + return 0; +} diff --git a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c new file mode 100644 index 00000000000..8dbd91f64b7 --- /dev/null +++ b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c @@ -0,0 +1,2076 @@ +/******************************************************************************* + * + * Intel Ethernet Controller XL710 Family Linux Driver + * Copyright(c) 2013 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + * + ******************************************************************************/ + +#ifdef CONFIG_DEBUG_FS + +#include <linux/fs.h> +#include <linux/debugfs.h> + +#include "i40e.h" + +static struct dentry *i40e_dbg_root; + +/** + * i40e_dbg_find_vsi - searches for the vsi with the given seid + * @pf - the pf structure to search for the vsi + * @seid - seid of the vsi it is searching for + **/ +static struct i40e_vsi *i40e_dbg_find_vsi(struct i40e_pf *pf, int seid) +{ + int i; + + if (seid < 0) + dev_info(&pf->pdev->dev, "%d: bad seid\n", seid); + else + for (i = 0; i < pf->hw.func_caps.num_vsis; i++) + if (pf->vsi[i] && (pf->vsi[i]->seid == seid)) + return pf->vsi[i]; + + return NULL; +} + +/** + * i40e_dbg_find_veb - searches for the veb with the given seid + * @pf - the pf structure to search for the veb + * @seid - seid of the veb it is searching for + **/ +static struct i40e_veb *i40e_dbg_find_veb(struct i40e_pf *pf, int seid) +{ + int i; + + if ((seid < I40E_BASE_VEB_SEID) || + (seid > (I40E_BASE_VEB_SEID + I40E_MAX_VEB))) + dev_info(&pf->pdev->dev, "%d: bad seid\n", seid); + else + for (i = 0; i < I40E_MAX_VEB; i++) + if (pf->veb[i] && pf->veb[i]->seid == seid) + return pf->veb[i]; + return NULL; +} + +/************************************************************** + * dump + * The dump entry in debugfs is for getting a data snapshow of + * the driver's current configuration and runtime details. + * When the filesystem entry is written, a snapshot is taken. + * When the entry is read, the most recent snapshot data is dumped. + **************************************************************/ +static char *i40e_dbg_dump_buf; +static ssize_t i40e_dbg_dump_data_len; +static ssize_t i40e_dbg_dump_buffer_len; + +/** + * i40e_dbg_dump_read - read the dump data + * @filp: the opened file + * @buffer: where to write the data for the user to read + * @count: the size of the user's buffer + * @ppos: file position offset + **/ +static ssize_t i40e_dbg_dump_read(struct file *filp, char __user *buffer, + size_t count, loff_t *ppos) +{ + int bytes_not_copied; + int len; + + /* is *ppos bigger than the available data? */ + if (*ppos >= i40e_dbg_dump_data_len || !i40e_dbg_dump_buf) + return 0; + + /* be sure to not read beyond the end of available data */ + len = min_t(int, count, (i40e_dbg_dump_data_len - *ppos)); + + bytes_not_copied = copy_to_user(buffer, &i40e_dbg_dump_buf[*ppos], len); + if (bytes_not_copied < 0) + return bytes_not_copied; + + *ppos += len; + return len; +} + +/** + * i40e_dbg_prep_dump_buf + * @pf: the pf we're working with + * @buflen: the desired buffer length + * + * Return positive if success, 0 if failed + **/ +static int i40e_dbg_prep_dump_buf(struct i40e_pf *pf, int buflen) +{ + /* if not already big enough, prep for re alloc */ + if (i40e_dbg_dump_buffer_len && i40e_dbg_dump_buffer_len < buflen) { + kfree(i40e_dbg_dump_buf); + i40e_dbg_dump_buffer_len = 0; + i40e_dbg_dump_buf = NULL; + } + + /* get a new buffer if needed */ + if (!i40e_dbg_dump_buf) { + i40e_dbg_dump_buf = kzalloc(buflen, GFP_KERNEL); + if (i40e_dbg_dump_buf != NULL) + i40e_dbg_dump_buffer_len = buflen; + } + + return i40e_dbg_dump_buffer_len; +} + +/** + * i40e_dbg_dump_write - trigger a datadump snapshot + * @filp: the opened file + * @buffer: where to find the user's data + * @count: the length of the user's data + * @ppos: file position offset + * + * Any write clears the stats + **/ +static ssize_t i40e_dbg_dump_write(struct file *filp, + const char __user *buffer, + size_t count, loff_t *ppos) +{ + struct i40e_pf *pf = filp->private_data; + char dump_request_buf[16]; + bool seid_found = false; + int bytes_not_copied; + long seid = -1; + int buflen = 0; + int i, ret; + int len; + u8 *p; + + /* don't allow partial writes */ + if (*ppos != 0) + return 0; + if (count >= sizeof(dump_request_buf)) + return -ENOSPC; + + bytes_not_copied = copy_from_user(dump_request_buf, buffer, count); + if (bytes_not_copied < 0) + return bytes_not_copied; + if (bytes_not_copied > 0) + count -= bytes_not_copied; + dump_request_buf[count] = '\0'; + + /* decode the SEID given to be dumped */ + ret = kstrtol(dump_request_buf, 0, &seid); + if (ret < 0) { + dev_info(&pf->pdev->dev, "bad seid value '%s'\n", + dump_request_buf); + } else if (seid == 0) { + seid_found = true; + + kfree(i40e_dbg_dump_buf); + i40e_dbg_dump_buffer_len = 0; + i40e_dbg_dump_data_len = 0; + i40e_dbg_dump_buf = NULL; + dev_info(&pf->pdev->dev, "debug buffer freed\n"); + + } else if (seid == pf->pf_seid || seid == 1) { + seid_found = true; + + buflen = sizeof(struct i40e_pf); + buflen += (sizeof(struct i40e_aq_desc) + * (pf->hw.aq.num_arq_entries + pf->hw.aq.num_asq_entries)); + + if (i40e_dbg_prep_dump_buf(pf, buflen)) { + p = i40e_dbg_dump_buf; + + len = sizeof(struct i40e_pf); + memcpy(p, pf, len); + p += len; + + len = (sizeof(struct i40e_aq_desc) + * pf->hw.aq.num_asq_entries); + memcpy(p, pf->hw.aq.asq.desc, len); + p += len; + + len = (sizeof(struct i40e_aq_desc) + * pf->hw.aq.num_arq_entries); + memcpy(p, pf->hw.aq.arq.desc, len); + p += len; + + i40e_dbg_dump_data_len = buflen; + dev_info(&pf->pdev->dev, + "PF seid %ld dumped %d bytes\n", + seid, (int)i40e_dbg_dump_data_len); + } + } else if (seid >= I40E_BASE_VSI_SEID) { + struct i40e_vsi *vsi = NULL; + struct i40e_mac_filter *f; + int filter_count = 0; + + mutex_lock(&pf->switch_mutex); + vsi = i40e_dbg_find_vsi(pf, seid); + if (!vsi) { + mutex_unlock(&pf->switch_mutex); + goto write_exit; + } + + buflen = sizeof(struct i40e_vsi); + buflen += sizeof(struct i40e_q_vector) * vsi->num_q_vectors; + buflen += sizeof(struct i40e_ring) * 2 * vsi->num_queue_pairs; + buflen += sizeof(struct i40e_tx_buffer) * vsi->num_queue_pairs; + buflen += sizeof(struct i40e_rx_buffer) * vsi->num_queue_pairs; + list_for_each_entry(f, &vsi->mac_filter_list, list) + filter_count++; + buflen += sizeof(struct i40e_mac_filter) * filter_count; + + if (i40e_dbg_prep_dump_buf(pf, buflen)) { + p = i40e_dbg_dump_buf; + seid_found = true; + + len = sizeof(struct i40e_vsi); + memcpy(p, vsi, len); + p += len; + + len = (sizeof(struct i40e_q_vector) + * vsi->num_q_vectors); + memcpy(p, vsi->q_vectors, len); + p += len; + + len = (sizeof(struct i40e_ring) * vsi->num_queue_pairs); + memcpy(p, vsi->tx_rings, len); + p += len; + memcpy(p, vsi->rx_rings, len); + p += len; + + for (i = 0; i < vsi->num_queue_pairs; i++) { + len = sizeof(struct i40e_tx_buffer); + memcpy(p, vsi->tx_rings[i].tx_bi, len); + p += len; + } + for (i = 0; i < vsi->num_queue_pairs; i++) { + len = sizeof(struct i40e_rx_buffer); + memcpy(p, vsi->rx_rings[i].rx_bi, len); + p += len; + } + + /* macvlan filter list */ + len = sizeof(struct i40e_mac_filter); + list_for_each_entry(f, &vsi->mac_filter_list, list) { + memcpy(p, f, len); + p += len; + } + + i40e_dbg_dump_data_len = buflen; + dev_info(&pf->pdev->dev, + "VSI seid %ld dumped %d bytes\n", + seid, (int)i40e_dbg_dump_data_len); + } + mutex_unlock(&pf->switch_mutex); + } else if (seid >= I40E_BASE_VEB_SEID) { + struct i40e_veb *veb = NULL; + + mutex_lock(&pf->switch_mutex); + veb = i40e_dbg_find_veb(pf, seid); + if (!veb) { + mutex_unlock(&pf->switch_mutex); + goto write_exit; + } + + buflen = sizeof(struct i40e_veb); + if (i40e_dbg_prep_dump_buf(pf, buflen)) { + seid_found = true; + memcpy(i40e_dbg_dump_buf, veb, buflen); + i40e_dbg_dump_data_len = buflen; + dev_info(&pf->pdev->dev, + "VEB seid %ld dumped %d bytes\n", + seid, (int)i40e_dbg_dump_data_len); + } + mutex_unlock(&pf->switch_mutex); + } + +write_exit: + if (!seid_found) + dev_info(&pf->pdev->dev, "unknown seid %ld\n", seid); + + return count; +} + +static const struct file_operations i40e_dbg_dump_fops = { + .owner = THIS_MODULE, + .open = simple_open, + .read = i40e_dbg_dump_read, + .write = i40e_dbg_dump_write, +}; + +/************************************************************** + * command + * The command entry in debugfs is for giving the driver commands + * to be executed - these may be for changing the internal switch + * setup, adding or removing filters, or other things. Many of + * these will be useful for some forms of unit testing. + **************************************************************/ +static char i40e_dbg_command_buf[256] = "hello world"; + +/** + * i40e_dbg_command_read - read for command datum + * @filp: the opened file + * @buffer: where to write the data for the user to read + * @count: the size of the user's buffer + * @ppos: file position offset + **/ +static ssize_t i40e_dbg_command_read(struct file *filp, char __user *buffer, + size_t count, loff_t *ppos) +{ + struct i40e_pf *pf = filp->private_data; + int bytes_not_copied; + int buf_size = 256; + char *buf; + int len; + + /* don't allow partial reads */ + if (*ppos != 0) + return 0; + if (count < buf_size) + return -ENOSPC; + + buf = kzalloc(buf_size, GFP_KERNEL); + if (!buf) + return -ENOSPC; + + len = snprintf(buf, buf_size, "%s: %s\n", + pf->vsi[pf->lan_vsi]->netdev->name, + i40e_dbg_command_buf); + + bytes_not_copied = copy_to_user(buffer, buf, len); + kfree(buf); + + if (bytes_not_copied < 0) + return bytes_not_copied; + + *ppos = len; + return len; +} + +/** + * i40e_dbg_dump_vsi_seid - handles dump vsi seid write into pokem datum + * @pf: the i40e_pf created in command write + * @seid: the seid the user put in + **/ +static void i40e_dbg_dump_vsi_seid(struct i40e_pf *pf, int seid) +{ + struct rtnl_link_stats64 *nstat; + struct i40e_mac_filter *f; + struct i40e_vsi *vsi; + int i; + + vsi = i40e_dbg_find_vsi(pf, seid); + if (!vsi) { + dev_info(&pf->pdev->dev, + "dump %d: seid not found\n", seid); + return; + } + dev_info(&pf->pdev->dev, "vsi seid %d\n", seid); + if (vsi->netdev) + dev_info(&pf->pdev->dev, + " netdev: name = %s\n", + vsi->netdev->name); + if (vsi->active_vlans) + dev_info(&pf->pdev->dev, + " vlgrp: & = %p\n", vsi->active_vlans); + dev_info(&pf->pdev->dev, + " netdev_registered = %i, current_netdev_flags = 0x%04x, state = %li flags = 0x%08lx\n", + vsi->netdev_registered, + vsi->current_netdev_flags, vsi->state, vsi->flags); + list_for_each_entry(f, &vsi->mac_filter_list, list) { + dev_info(&pf->pdev->dev, + " mac_filter_list: %pM vid=%d, is_netdev=%d is_vf=%d counter=%d\n", + f->macaddr, f->vlan, f->is_netdev, f->is_vf, + f->counter); + } + nstat = i40e_get_vsi_stats_struct(vsi); + dev_info(&pf->pdev->dev, + " net_stats: rx_packets = %lu, rx_bytes = %lu, rx_errors = %lu, rx_dropped = %lu\n", + (long unsigned int)nstat->rx_packets, + (long unsigned int)nstat->rx_bytes, + (long unsigned int)nstat->rx_errors, + (long unsigned int)nstat->rx_dropped); + dev_info(&pf->pdev->dev, + " net_stats: tx_packets = %lu, tx_bytes = %lu, tx_errors = %lu, tx_dropped = %lu\n", + (long unsigned int)nstat->tx_packets, + (long unsigned int)nstat->tx_bytes, + (long unsigned int)nstat->tx_errors, + (long unsigned int)nstat->tx_dropped); + dev_info(&pf->pdev->dev, + " net_stats: multicast = %lu, collisions = %lu\n", + (long unsigned int)nstat->multicast, + (long unsigned int)nstat->collisions); + dev_info(&pf->pdev->dev, + " net_stats: rx_length_errors = %lu, rx_over_errors = %lu, rx_crc_errors = %lu\n", + (long unsigned int)nstat->rx_length_errors, + (long unsigned int)nstat->rx_over_errors, + (long unsigned int)nstat->rx_crc_errors); + dev_info(&pf->pdev->dev, + " net_stats: rx_frame_errors = %lu, rx_fifo_errors = %lu, rx_missed_errors = %lu\n", + (long unsigned int)nstat->rx_frame_errors, + (long unsigned int)nstat->rx_fifo_errors, + (long unsigned int)nstat->rx_missed_errors); + dev_info(&pf->pdev->dev, + " net_stats: tx_aborted_errors = %lu, tx_carrier_errors = %lu, tx_fifo_errors = %lu\n", + (long unsigned int)nstat->tx_aborted_errors, + (long unsigned int)nstat->tx_carrier_errors, + (long unsigned int)nstat->tx_fifo_errors); + dev_info(&pf->pdev->dev, + " net_stats: tx_heartbeat_errors = %lu, tx_window_errors = %lu\n", + (long unsigned int)nstat->tx_heartbeat_errors, + (long unsigned int)nstat->tx_window_errors); + dev_info(&pf->pdev->dev, + " net_stats: rx_compressed = %lu, tx_compressed = %lu\n", + (long unsigned int)nstat->rx_compressed, + (long unsigned int)nstat->tx_compressed); + dev_info(&pf->pdev->dev, + " net_stats_offsets: rx_packets = %lu, rx_bytes = %lu, rx_errors = %lu, rx_dropped = %lu\n", + (long unsigned int)vsi->net_stats_offsets.rx_packets, + (long unsigned int)vsi->net_stats_offsets.rx_bytes, + (long unsigned int)vsi->net_stats_offsets.rx_errors, + (long unsigned int)vsi->net_stats_offsets.rx_dropped); + dev_info(&pf->pdev->dev, + " net_stats_offsets: tx_packets = %lu, tx_bytes = %lu, tx_errors = %lu, tx_dropped = %lu\n", + (long unsigned int)vsi->net_stats_offsets.tx_packets, + (long unsigned int)vsi->net_stats_offsets.tx_bytes, + (long unsigned int)vsi->net_stats_offsets.tx_errors, + (long unsigned int)vsi->net_stats_offsets.tx_dropped); + dev_info(&pf->pdev->dev, + " net_stats_offsets: multicast = %lu, collisions = %lu\n", + (long unsigned int)vsi->net_stats_offsets.multicast, + (long unsigned int)vsi->net_stats_offsets.collisions); + dev_info(&pf->pdev->dev, + " net_stats_offsets: rx_length_errors = %lu, rx_over_errors = %lu, rx_crc_errors = %lu\n", + (long unsigned int)vsi->net_stats_offsets.rx_length_errors, + (long unsigned int)vsi->net_stats_offsets.rx_over_errors, + (long unsigned int)vsi->net_stats_offsets.rx_crc_errors); + dev_info(&pf->pdev->dev, + " net_stats_offsets: rx_frame_errors = %lu, rx_fifo_errors = %lu, rx_missed_errors = %lu\n", + (long unsigned int)vsi->net_stats_offsets.rx_frame_errors, + (long unsigned int)vsi->net_stats_offsets.rx_fifo_errors, + (long unsigned int)vsi->net_stats_offsets.rx_missed_errors); + dev_info(&pf->pdev->dev, + " net_stats_offsets: tx_aborted_errors = %lu, tx_carrier_errors = %lu, tx_fifo_errors = %lu\n", + (long unsigned int)vsi->net_stats_offsets.tx_aborted_errors, + (long unsigned int)vsi->net_stats_offsets.tx_carrier_errors, + (long unsigned int)vsi->net_stats_offsets.tx_fifo_errors); + dev_info(&pf->pdev->dev, + " net_stats_offsets: tx_heartbeat_errors = %lu, tx_window_errors = %lu\n", + (long unsigned int)vsi->net_stats_offsets.tx_heartbeat_errors, + (long unsigned int)vsi->net_stats_offsets.tx_window_errors); + dev_info(&pf->pdev->dev, + " net_stats_offsets: rx_compressed = %lu, tx_compressed = %lu\n", + (long unsigned int)vsi->net_stats_offsets.rx_compressed, + (long unsigned int)vsi->net_stats_offsets.tx_compressed); + dev_info(&pf->pdev->dev, + " tx_restart = %d, tx_busy = %d, rx_buf_failed = %d, rx_page_failed = %d\n", + vsi->tx_restart, vsi->tx_busy, + vsi->rx_buf_failed, vsi->rx_page_failed); + if (vsi->rx_rings) { + for (i = 0; i < vsi->num_queue_pairs; i++) { + dev_info(&pf->pdev->dev, + " rx_rings[%i]: desc = %p\n", + i, vsi->rx_rings[i].desc); + dev_info(&pf->pdev->dev, + " rx_rings[%i]: dev = %p, netdev = %p, rx_bi = %p\n", + i, vsi->rx_rings[i].dev, + vsi->rx_rings[i].netdev, + vsi->rx_rings[i].rx_bi); + dev_info(&pf->pdev->dev, + " rx_rings[%i]: state = %li, queue_index = %d, reg_idx = %d\n", + i, vsi->rx_rings[i].state, + vsi->rx_rings[i].queue_index, + vsi->rx_rings[i].reg_idx); + dev_info(&pf->pdev->dev, + " rx_rings[%i]: rx_hdr_len = %d, rx_buf_len = %d, dtype = %d\n", + i, vsi->rx_rings[i].rx_hdr_len, + vsi->rx_rings[i].rx_buf_len, + vsi->rx_rings[i].dtype); + dev_info(&pf->pdev->dev, + " rx_rings[%i]: hsplit = %d, next_to_use = %d, next_to_clean = %d, ring_active = %i\n", + i, vsi->rx_rings[i].hsplit, + vsi->rx_rings[i].next_to_use, + vsi->rx_rings[i].next_to_clean, + vsi->rx_rings[i].ring_active); + dev_info(&pf->pdev->dev, + " rx_rings[%i]: rx_stats: packets = %lld, bytes = %lld, non_eop_descs = %lld\n", + i, vsi->rx_rings[i].rx_stats.packets, + vsi->rx_rings[i].rx_stats.bytes, + vsi->rx_rings[i].rx_stats.non_eop_descs); + dev_info(&pf->pdev->dev, + " rx_rings[%i]: rx_stats: alloc_rx_page_failed = %lld, alloc_rx_buff_failed = %lld\n", + i, + vsi->rx_rings[i].rx_stats.alloc_rx_page_failed, + vsi->rx_rings[i].rx_stats.alloc_rx_buff_failed); + dev_info(&pf->pdev->dev, + " rx_rings[%i]: size = %i, dma = 0x%08lx\n", + i, vsi->rx_rings[i].size, + (long unsigned int)vsi->rx_rings[i].dma); + dev_info(&pf->pdev->dev, + " rx_rings[%i]: vsi = %p, q_vector = %p\n", + i, vsi->rx_rings[i].vsi, + vsi->rx_rings[i].q_vector); + } + } + if (vsi->tx_rings) { + for (i = 0; i < vsi->num_queue_pairs; i++) { + dev_info(&pf->pdev->dev, + " tx_rings[%i]: desc = %p\n", + i, vsi->tx_rings[i].desc); + dev_info(&pf->pdev->dev, + " tx_rings[%i]: dev = %p, netdev = %p, tx_bi = %p\n", + i, vsi->tx_rings[i].dev, + vsi->tx_rings[i].netdev, + vsi->tx_rings[i].tx_bi); + dev_info(&pf->pdev->dev, + " tx_rings[%i]: state = %li, queue_index = %d, reg_idx = %d\n", + i, vsi->tx_rings[i].state, + vsi->tx_rings[i].queue_index, + vsi->tx_rings[i].reg_idx); + dev_info(&pf->pdev->dev, + " tx_rings[%i]: dtype = %d\n", + i, vsi->tx_rings[i].dtype); + dev_info(&pf->pdev->dev, + " tx_rings[%i]: hsplit = %d, next_to_use = %d, next_to_clean = %d, ring_active = %i\n", + i, vsi->tx_rings[i].hsplit, + vsi->tx_rings[i].next_to_use, + vsi->tx_rings[i].next_to_clean, + vsi->tx_rings[i].ring_active); + dev_info(&pf->pdev->dev, + " tx_rings[%i]: tx_stats: packets = %lld, bytes = %lld, restart_queue = %lld\n", + i, vsi->tx_rings[i].tx_stats.packets, + vsi->tx_rings[i].tx_stats.bytes, + vsi->tx_rings[i].tx_stats.restart_queue); + dev_info(&pf->pdev->dev, + " tx_rings[%i]: tx_stats: tx_busy = %lld, completed = %lld, tx_done_old = %lld\n", + i, + vsi->tx_rings[i].tx_stats.tx_busy, + vsi->tx_rings[i].tx_stats.completed, + vsi->tx_rings[i].tx_stats.tx_done_old); + dev_info(&pf->pdev->dev, + " tx_rings[%i]: size = %i, dma = 0x%08lx\n", + i, vsi->tx_rings[i].size, + (long unsigned int)vsi->tx_rings[i].dma); + dev_info(&pf->pdev->dev, + " tx_rings[%i]: vsi = %p, q_vector = %p\n", + i, vsi->tx_rings[i].vsi, + vsi->tx_rings[i].q_vector); + dev_info(&pf->pdev->dev, + " tx_rings[%i]: DCB tc = %d\n", + i, vsi->tx_rings[i].dcb_tc); + } + } + dev_info(&pf->pdev->dev, + " work_limit = %d, rx_itr_setting = %d (%s), tx_itr_setting = %d (%s)\n", + vsi->work_limit, vsi->rx_itr_setting, + ITR_IS_DYNAMIC(vsi->rx_itr_setting) ? "dynamic" : "fixed", + vsi->tx_itr_setting, + ITR_IS_DYNAMIC(vsi->tx_itr_setting) ? "dynamic" : "fixed"); + dev_info(&pf->pdev->dev, + " max_frame = %d, rx_hdr_len = %d, rx_buf_len = %d dtype = %d\n", + vsi->max_frame, vsi->rx_hdr_len, vsi->rx_buf_len, vsi->dtype); + if (vsi->q_vectors) { + for (i = 0; i < vsi->num_q_vectors; i++) { + dev_info(&pf->pdev->dev, + " q_vectors[%i]: base index = %ld\n", + i, ((long int)*vsi->q_vectors[i].rx.ring- + (long int)*vsi->q_vectors[0].rx.ring)/ + sizeof(struct i40e_ring)); + } + } + dev_info(&pf->pdev->dev, + " num_q_vectors = %i, base_vector = %i\n", + vsi->num_q_vectors, vsi->base_vector); + dev_info(&pf->pdev->dev, + " seid = %d, id = %d, uplink_seid = %d\n", + vsi->seid, vsi->id, vsi->uplink_seid); + dev_info(&pf->pdev->dev, + " base_queue = %d, num_queue_pairs = %d, num_desc = %d\n", + vsi->base_queue, vsi->num_queue_pairs, vsi->num_desc); + dev_info(&pf->pdev->dev, " type = %i\n", vsi->type); + dev_info(&pf->pdev->dev, + " info: valid_sections = 0x%04x, switch_id = 0x%04x\n", + vsi->info.valid_sections, vsi->info.switch_id); + dev_info(&pf->pdev->dev, + " info: sw_reserved[] = 0x%02x 0x%02x\n", + vsi->info.sw_reserved[0], vsi->info.sw_reserved[1]); + dev_info(&pf->pdev->dev, + " info: sec_flags = 0x%02x, sec_reserved = 0x%02x\n", + vsi->info.sec_flags, vsi->info.sec_reserved); + dev_info(&pf->pdev->dev, + " info: pvid = 0x%04x, fcoe_pvid = 0x%04x, port_vlan_flags = 0x%02x\n", + vsi->info.pvid, vsi->info.fcoe_pvid, + vsi->info.port_vlan_flags); + dev_info(&pf->pdev->dev, + " info: pvlan_reserved[] = 0x%02x 0x%02x 0x%02x\n", + vsi->info.pvlan_reserved[0], vsi->info.pvlan_reserved[1], + vsi->info.pvlan_reserved[2]); + dev_info(&pf->pdev->dev, + " info: ingress_table = 0x%08x, egress_table = 0x%08x\n", + vsi->info.ingress_table, vsi->info.egress_table); + dev_info(&pf->pdev->dev, + " info: cas_pv_stag = 0x%04x, cas_pv_flags= 0x%02x, cas_pv_reserved = 0x%02x\n", + vsi->info.cas_pv_tag, vsi->info.cas_pv_flags, + vsi->info.cas_pv_reserved); + dev_info(&pf->pdev->dev, + " info: queue_mapping[0..7 ] = 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x\n", + vsi->info.queue_mapping[0], vsi->info.queue_mapping[1], + vsi->info.queue_mapping[2], vsi->info.queue_mapping[3], + vsi->info.queue_mapping[4], vsi->info.queue_mapping[5], + vsi->info.queue_mapping[6], vsi->info.queue_mapping[7]); + dev_info(&pf->pdev->dev, + " info: queue_mapping[8..15] = 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x\n", + vsi->info.queue_mapping[8], vsi->info.queue_mapping[9], + vsi->info.queue_mapping[10], vsi->info.queue_mapping[11], + vsi->info.queue_mapping[12], vsi->info.queue_mapping[13], + vsi->info.queue_mapping[14], vsi->info.queue_mapping[15]); + dev_info(&pf->pdev->dev, + " info: tc_mapping[] = 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x\n", + vsi->info.tc_mapping[0], vsi->info.tc_mapping[1], + vsi->info.tc_mapping[2], vsi->info.tc_mapping[3], + vsi->info.tc_mapping[4], vsi->info.tc_mapping[5], + vsi->info.tc_mapping[6], vsi->info.tc_mapping[7]); + dev_info(&pf->pdev->dev, + " info: queueing_opt_flags = 0x%02x queueing_opt_reserved[0..2] = 0x%02x 0x%02x 0x%02x\n", + vsi->info.queueing_opt_flags, + vsi->info.queueing_opt_reserved[0], + vsi->info.queueing_opt_reserved[1], + vsi->info.queueing_opt_reserved[2]); + dev_info(&pf->pdev->dev, + " info: up_enable_bits = 0x%02x\n", + vsi->info.up_enable_bits); + dev_info(&pf->pdev->dev, + " info: sched_reserved = 0x%02x, outer_up_table = 0x%04x\n", + vsi->info.sched_reserved, vsi->info.outer_up_table); + dev_info(&pf->pdev->dev, + " info: cmd_reserved[] = 0x%02x 0x%02x 0x%02x 0x0%02x 0x%02x 0x%02x 0x%02x 0x0%02x\n", + vsi->info.cmd_reserved[0], vsi->info.cmd_reserved[1], + vsi->info.cmd_reserved[2], vsi->info.cmd_reserved[3], + vsi->info.cmd_reserved[4], vsi->info.cmd_reserved[5], + vsi->info.cmd_reserved[6], vsi->info.cmd_reserved[7]); + dev_info(&pf->pdev->dev, + " info: qs_handle[] = 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x\n", + vsi->info.qs_handle[0], vsi->info.qs_handle[1], + vsi->info.qs_handle[2], vsi->info.qs_handle[3], + vsi->info.qs_handle[4], vsi->info.qs_handle[5], + vsi->info.qs_handle[6], vsi->info.qs_handle[7]); + dev_info(&pf->pdev->dev, + " info: stat_counter_idx = 0x%04x, sched_id = 0x%04x\n", + vsi->info.stat_counter_idx, vsi->info.sched_id); + dev_info(&pf->pdev->dev, + " info: resp_reserved[] = 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x\n", + vsi->info.resp_reserved[0], vsi->info.resp_reserved[1], + vsi->info.resp_reserved[2], vsi->info.resp_reserved[3], + vsi->info.resp_reserved[4], vsi->info.resp_reserved[5], + vsi->info.resp_reserved[6], vsi->info.resp_reserved[7], + vsi->info.resp_reserved[8], vsi->info.resp_reserved[9], + vsi->info.resp_reserved[10], vsi->info.resp_reserved[11]); + if (vsi->back) + dev_info(&pf->pdev->dev, " pf = %p\n", vsi->back); + dev_info(&pf->pdev->dev, " idx = %d\n", vsi->idx); + dev_info(&pf->pdev->dev, + " tc_config: numtc = %d, enabled_tc = 0x%x\n", + vsi->tc_config.numtc, vsi->tc_config.enabled_tc); + for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { + dev_info(&pf->pdev->dev, + " tc_config: tc = %d, qoffset = %d, qcount = %d, netdev_tc = %d\n", + i, vsi->tc_config.tc_info[i].qoffset, + vsi->tc_config.tc_info[i].qcount, + vsi->tc_config.tc_info[i].netdev_tc); + } + dev_info(&pf->pdev->dev, + " bw: bw_limit = %d, bw_max_quanta = %d\n", + vsi->bw_limit, vsi->bw_max_quanta); + for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { + dev_info(&pf->pdev->dev, + " bw[%d]: ets_share_credits = %d, ets_limit_credits = %d, max_quanta = %d\n", + i, vsi->bw_ets_share_credits[i], + vsi->bw_ets_limit_credits[i], + vsi->bw_ets_max_quanta[i]); + } +} + +/** + * i40e_dbg_dump_aq_desc - handles dump aq_desc write into command datum + * @pf: the i40e_pf created in command write + **/ +static void i40e_dbg_dump_aq_desc(struct i40e_pf *pf) +{ + struct i40e_adminq_ring *ring; + struct i40e_hw *hw = &pf->hw; + int i; + + /* first the send (command) ring, then the receive (event) ring */ + dev_info(&pf->pdev->dev, "AdminQ Tx Ring\n"); + ring = &(hw->aq.asq); + for (i = 0; i < ring->count; i++) { + struct i40e_aq_desc *d = I40E_ADMINQ_DESC(*ring, i); + dev_info(&pf->pdev->dev, + " at[%02d] flags=0x%04x op=0x%04x dlen=0x%04x ret=0x%04x cookie_h=0x%08x cookie_l=0x%08x\n", + i, d->flags, d->opcode, d->datalen, d->retval, + d->cookie_high, d->cookie_low); + dev_info(&pf->pdev->dev, + " %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x\n", + d->params.raw[0], d->params.raw[1], d->params.raw[2], + d->params.raw[3], d->params.raw[4], d->params.raw[5], + d->params.raw[6], d->params.raw[7], d->params.raw[8], + d->params.raw[9], d->params.raw[10], d->params.raw[11], + d->params.raw[12], d->params.raw[13], + d->params.raw[14], d->params.raw[15]); + } + + dev_info(&pf->pdev->dev, "AdminQ Rx Ring\n"); + ring = &(hw->aq.arq); + for (i = 0; i < ring->count; i++) { + struct i40e_aq_desc *d = I40E_ADMINQ_DESC(*ring, i); + dev_info(&pf->pdev->dev, + " ar[%02d] flags=0x%04x op=0x%04x dlen=0x%04x ret=0x%04x cookie_h=0x%08x cookie_l=0x%08x\n", + i, d->flags, d->opcode, d->datalen, d->retval, + d->cookie_high, d->cookie_low); + dev_info(&pf->pdev->dev, + " %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x\n", + d->params.raw[0], d->params.raw[1], d->params.raw[2], + d->params.raw[3], d->params.raw[4], d->params.raw[5], + d->params.raw[6], d->params.raw[7], d->params.raw[8], + d->params.raw[9], d->params.raw[10], d->params.raw[11], + d->params.raw[12], d->params.raw[13], + d->params.raw[14], d->params.raw[15]); + } +} + +/** + * i40e_dbg_dump_desc - handles dump desc write into command datum + * @cnt: number of arguments that the user supplied + * @vsi_seid: vsi id entered by user + * @ring_id: ring id entered by user + * @desc_n: descriptor number entered by user + * @pf: the i40e_pf created in command write + * @is_rx_ring: true if rx, false if tx + **/ +static void i40e_dbg_dump_desc(int cnt, int vsi_seid, int ring_id, int desc_n, + struct i40e_pf *pf, bool is_rx_ring) +{ + union i40e_rx_desc *ds; + struct i40e_ring ring; + struct i40e_vsi *vsi; + int i; + + vsi = i40e_dbg_find_vsi(pf, vsi_seid); + if (!vsi) { + dev_info(&pf->pdev->dev, + "vsi %d not found\n", vsi_seid); + if (is_rx_ring) + dev_info(&pf->pdev->dev, "dump desc rx <vsi_seid> <ring_id> [<desc_n>]\n"); + else + dev_info(&pf->pdev->dev, "dump desc tx <vsi_seid> <ring_id> [<desc_n>]\n"); + return; + } + if (ring_id >= vsi->num_queue_pairs || ring_id < 0) { + dev_info(&pf->pdev->dev, "ring %d not found\n", ring_id); + if (is_rx_ring) + dev_info(&pf->pdev->dev, "dump desc rx <vsi_seid> <ring_id> [<desc_n>]\n"); + else + dev_info(&pf->pdev->dev, "dump desc tx <vsi_seid> <ring_id> [<desc_n>]\n"); + return; + } + if (is_rx_ring) + ring = vsi->rx_rings[ring_id]; + else + ring = vsi->tx_rings[ring_id]; + if (cnt == 2) { + dev_info(&pf->pdev->dev, "vsi = %02i %s ring = %02i\n", + vsi_seid, is_rx_ring ? "rx" : "tx", ring_id); + for (i = 0; i < ring.count; i++) { + if (is_rx_ring) + ds = I40E_RX_DESC(&ring, i); + else + ds = (union i40e_rx_desc *) + I40E_TX_DESC(&ring, i); + if ((sizeof(union i40e_rx_desc) == + sizeof(union i40e_16byte_rx_desc)) || (!is_rx_ring)) + dev_info(&pf->pdev->dev, + " d[%03i] = 0x%016llx 0x%016llx\n", i, + ds->read.pkt_addr, ds->read.hdr_addr); + else + dev_info(&pf->pdev->dev, + " d[%03i] = 0x%016llx 0x%016llx 0x%016llx 0x%016llx\n", + i, ds->read.pkt_addr, + ds->read.hdr_addr, + ds->read.rsvd1, ds->read.rsvd2); + } + } else if (cnt == 3) { + if (desc_n >= ring.count || desc_n < 0) { + dev_info(&pf->pdev->dev, + "descriptor %d not found\n", desc_n); + return; + } + if (is_rx_ring) + ds = I40E_RX_DESC(&ring, desc_n); + else + ds = (union i40e_rx_desc *)I40E_TX_DESC(&ring, desc_n); + if ((sizeof(union i40e_rx_desc) == + sizeof(union i40e_16byte_rx_desc)) || (!is_rx_ring)) + dev_info(&pf->pdev->dev, + "vsi = %02i %s ring = %02i d[%03i] = 0x%016llx 0x%016llx\n", + vsi_seid, is_rx_ring ? "rx" : "tx", ring_id, + desc_n, ds->read.pkt_addr, ds->read.hdr_addr); + else + dev_info(&pf->pdev->dev, + "vsi = %02i rx ring = %02i d[%03i] = 0x%016llx 0x%016llx 0x%016llx 0x%016llx\n", + vsi_seid, ring_id, + desc_n, ds->read.pkt_addr, ds->read.hdr_addr, + ds->read.rsvd1, ds->read.rsvd2); + } else { + if (is_rx_ring) + dev_info(&pf->pdev->dev, "dump desc rx <vsi_seid> <ring_id> [<desc_n>]\n"); + else + dev_info(&pf->pdev->dev, "dump desc tx <vsi_seid> <ring_id> [<desc_n>]\n"); + } +} + +/** + * i40e_dbg_dump_vsi_no_seid - handles dump vsi write into command datum + * @pf: the i40e_pf created in command write + **/ +static void i40e_dbg_dump_vsi_no_seid(struct i40e_pf *pf) +{ + int i; + + for (i = 0; i < pf->hw.func_caps.num_vsis; i++) + if (pf->vsi[i]) + dev_info(&pf->pdev->dev, "dump vsi[%d]: %d\n", + i, pf->vsi[i]->seid); +} + +/** + * i40e_dbg_dump_stats - handles dump stats write into command datum + * @pf: the i40e_pf created in command write + * @estats: the eth stats structure to be dumped + **/ +static void i40e_dbg_dump_eth_stats(struct i40e_pf *pf, + struct i40e_eth_stats *estats) +{ + dev_info(&pf->pdev->dev, " ethstats:\n"); + dev_info(&pf->pdev->dev, + " rx_bytes = \t%lld \trx_unicast = \t\t%lld \trx_multicast = \t%lld\n", + estats->rx_bytes, estats->rx_unicast, estats->rx_multicast); + dev_info(&pf->pdev->dev, + " rx_broadcast = \t%lld \trx_discards = \t\t%lld \trx_errors = \t%lld\n", + estats->rx_broadcast, estats->rx_discards, estats->rx_errors); + dev_info(&pf->pdev->dev, + " rx_missed = \t%lld \trx_unknown_protocol = \t%lld \ttx_bytes = \t%lld\n", + estats->rx_missed, estats->rx_unknown_protocol, + estats->tx_bytes); + dev_info(&pf->pdev->dev, + " tx_unicast = \t%lld \ttx_multicast = \t\t%lld \ttx_broadcast = \t%lld\n", + estats->tx_unicast, estats->tx_multicast, estats->tx_broadcast); + dev_info(&pf->pdev->dev, + " tx_discards = \t%lld \ttx_errors = \t\t%lld\n", + estats->tx_discards, estats->tx_errors); +} + +/** + * i40e_dbg_dump_stats - handles dump stats write into command datum + * @pf: the i40e_pf created in command write + * @stats: the stats structure to be dumped + **/ +static void i40e_dbg_dump_stats(struct i40e_pf *pf, + struct i40e_hw_port_stats *stats) +{ + int i; + + dev_info(&pf->pdev->dev, " stats:\n"); + dev_info(&pf->pdev->dev, + " crc_errors = \t\t%lld \tillegal_bytes = \t%lld \terror_bytes = \t\t%lld\n", + stats->crc_errors, stats->illegal_bytes, stats->error_bytes); + dev_info(&pf->pdev->dev, + " mac_local_faults = \t%lld \tmac_remote_faults = \t%lld \trx_length_errors = \t%lld\n", + stats->mac_local_faults, stats->mac_remote_faults, + stats->rx_length_errors); + dev_info(&pf->pdev->dev, + " link_xon_rx = \t\t%lld \tlink_xoff_rx = \t\t%lld \tlink_xon_tx = \t\t%lld\n", + stats->link_xon_rx, stats->link_xoff_rx, stats->link_xon_tx); + dev_info(&pf->pdev->dev, + " link_xoff_tx = \t\t%lld \trx_size_64 = \t\t%lld \trx_size_127 = \t\t%lld\n", + stats->link_xoff_tx, stats->rx_size_64, stats->rx_size_127); + dev_info(&pf->pdev->dev, + " rx_size_255 = \t\t%lld \trx_size_511 = \t\t%lld \trx_size_1023 = \t\t%lld\n", + stats->rx_size_255, stats->rx_size_511, stats->rx_size_1023); + dev_info(&pf->pdev->dev, + " rx_size_big = \t\t%lld \trx_undersize = \t\t%lld \trx_jabber = \t\t%lld\n", + stats->rx_size_big, stats->rx_undersize, stats->rx_jabber); + dev_info(&pf->pdev->dev, + " rx_fragments = \t\t%lld \trx_oversize = \t\t%lld \ttx_size_64 = \t\t%lld\n", + stats->rx_fragments, stats->rx_oversize, stats->tx_size_64); + dev_info(&pf->pdev->dev, + " tx_size_127 = \t\t%lld \ttx_size_255 = \t\t%lld \ttx_size_511 = \t\t%lld\n", + stats->tx_size_127, stats->tx_size_255, stats->tx_size_511); + dev_info(&pf->pdev->dev, + " tx_size_1023 = \t\t%lld \ttx_size_big = \t\t%lld \tmac_short_packet_dropped = \t%lld\n", + stats->tx_size_1023, stats->tx_size_big, + stats->mac_short_packet_dropped); + for (i = 0; i < 8; i += 4) { + dev_info(&pf->pdev->dev, + " priority_xon_rx[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld\n", + i, stats->priority_xon_rx[i], + i+1, stats->priority_xon_rx[i+1], + i+2, stats->priority_xon_rx[i+2], + i+3, stats->priority_xon_rx[i+3]); + } + for (i = 0; i < 8; i += 4) { + dev_info(&pf->pdev->dev, + " priority_xoff_rx[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld\n", + i, stats->priority_xoff_rx[i], + i+1, stats->priority_xoff_rx[i+1], + i+2, stats->priority_xoff_rx[i+2], + i+3, stats->priority_xoff_rx[i+3]); + } + for (i = 0; i < 8; i += 4) { + dev_info(&pf->pdev->dev, + " priority_xon_tx[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld\n", + i, stats->priority_xon_tx[i], + i+1, stats->priority_xon_tx[i+1], + i+2, stats->priority_xon_tx[i+2], + i+3, stats->priority_xon_rx[i+3]); + } + for (i = 0; i < 8; i += 4) { + dev_info(&pf->pdev->dev, + " priority_xoff_tx[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld\n", + i, stats->priority_xoff_tx[i], + i+1, stats->priority_xoff_tx[i+1], + i+2, stats->priority_xoff_tx[i+2], + i+3, stats->priority_xoff_tx[i+3]); + } + for (i = 0; i < 8; i += 4) { + dev_info(&pf->pdev->dev, + " priority_xon_2_xoff[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld\n", + i, stats->priority_xon_2_xoff[i], + i+1, stats->priority_xon_2_xoff[i+1], + i+2, stats->priority_xon_2_xoff[i+2], + i+3, stats->priority_xon_2_xoff[i+3]); + } + + i40e_dbg_dump_eth_stats(pf, &stats->eth); +} + +/** + * i40e_dbg_dump_veb_seid - handles dump stats of a single given veb + * @pf: the i40e_pf created in command write + * @seid: the seid the user put in + **/ +static void i40e_dbg_dump_veb_seid(struct i40e_pf *pf, int seid) +{ + struct i40e_veb *veb; + + if ((seid < I40E_BASE_VEB_SEID) || + (seid >= (I40E_MAX_VEB + I40E_BASE_VEB_SEID))) { + dev_info(&pf->pdev->dev, "%d: bad seid\n", seid); + return; + } + + veb = i40e_dbg_find_veb(pf, seid); + if (!veb) { + dev_info(&pf->pdev->dev, + "%d: can't find veb\n", seid); + return; + } + dev_info(&pf->pdev->dev, + "veb idx=%d,%d stats_ic=%d seid=%d uplink=%d\n", + veb->idx, veb->veb_idx, veb->stats_idx, veb->seid, + veb->uplink_seid); + i40e_dbg_dump_eth_stats(pf, &veb->stats); +} + +/** + * i40e_dbg_dump_veb_all - dumps all known veb's stats + * @pf: the i40e_pf created in command write + **/ +static void i40e_dbg_dump_veb_all(struct i40e_pf *pf) +{ + struct i40e_veb *veb; + int i; + + for (i = 0; i < I40E_MAX_VEB; i++) { + veb = pf->veb[i]; + if (veb) + i40e_dbg_dump_veb_seid(pf, veb->seid); + } +} + +#define I40E_MAX_DEBUG_OUT_BUFFER (4096*4) +/** + * i40e_dbg_command_write - write into command datum + * @filp: the opened file + * @buffer: where to find the user's data + * @count: the length of the user's data + * @ppos: file position offset + **/ +static ssize_t i40e_dbg_command_write(struct file *filp, + const char __user *buffer, + size_t count, loff_t *ppos) +{ + struct i40e_pf *pf = filp->private_data; + int bytes_not_copied; + struct i40e_vsi *vsi; + u8 *print_buf_start; + u8 *print_buf; + char *cmd_buf; + int vsi_seid; + int veb_seid; + int cnt; + + /* don't allow partial writes */ + if (*ppos != 0) + return 0; + + cmd_buf = kzalloc(count + 1, GFP_KERNEL); + if (!cmd_buf) + return count; + bytes_not_copied = copy_from_user(cmd_buf, buffer, count); + if (bytes_not_copied < 0) + return bytes_not_copied; + if (bytes_not_copied > 0) + count -= bytes_not_copied; + cmd_buf[count] = '\0'; + + print_buf_start = kzalloc(I40E_MAX_DEBUG_OUT_BUFFER, GFP_KERNEL); + if (!print_buf_start) + goto command_write_done; + print_buf = print_buf_start; + + if (strncmp(cmd_buf, "add vsi", 7) == 0) { + vsi_seid = -1; + cnt = sscanf(&cmd_buf[7], "%i", &vsi_seid); + if (cnt == 0) { + /* default to PF VSI */ + vsi_seid = pf->vsi[pf->lan_vsi]->seid; + } else if (vsi_seid < 0) { + dev_info(&pf->pdev->dev, "add VSI %d: bad vsi seid\n", + vsi_seid); + goto command_write_done; + } + + vsi = i40e_vsi_setup(pf, I40E_VSI_VMDQ2, vsi_seid, 0); + if (vsi) + dev_info(&pf->pdev->dev, "added VSI %d to relay %d\n", + vsi->seid, vsi->uplink_seid); + else + dev_info(&pf->pdev->dev, "'%s' failed\n", cmd_buf); + + } else if (strncmp(cmd_buf, "del vsi", 7) == 0) { + sscanf(&cmd_buf[7], "%i", &vsi_seid); + vsi = i40e_dbg_find_vsi(pf, vsi_seid); + if (!vsi) { + dev_info(&pf->pdev->dev, "del VSI %d: seid not found\n", + vsi_seid); + goto command_write_done; + } + + dev_info(&pf->pdev->dev, "deleting VSI %d\n", vsi_seid); + i40e_vsi_release(vsi); + + } else if (strncmp(cmd_buf, "add relay", 9) == 0) { + struct i40e_veb *veb; + int uplink_seid, i; + + cnt = sscanf(&cmd_buf[9], "%i %i", &uplink_seid, &vsi_seid); + if (cnt != 2) { + dev_info(&pf->pdev->dev, + "add relay: bad command string, cnt=%d\n", + cnt); + goto command_write_done; + } else if (uplink_seid < 0) { + dev_info(&pf->pdev->dev, + "add relay %d: bad uplink seid\n", + uplink_seid); + goto command_write_done; + } + + vsi = i40e_dbg_find_vsi(pf, vsi_seid); + if (!vsi) { + dev_info(&pf->pdev->dev, + "add relay: vsi VSI %d not found\n", vsi_seid); + goto command_write_done; + } + + for (i = 0; i < I40E_MAX_VEB; i++) + if (pf->veb[i] && pf->veb[i]->seid == uplink_seid) + break; + if (i >= I40E_MAX_VEB && uplink_seid != 0 && + uplink_seid != pf->mac_seid) { + dev_info(&pf->pdev->dev, + "add relay: relay uplink %d not found\n", + uplink_seid); + goto command_write_done; + } + + veb = i40e_veb_setup(pf, 0, uplink_seid, vsi_seid, + vsi->tc_config.enabled_tc); + if (veb) + dev_info(&pf->pdev->dev, "added relay %d\n", veb->seid); + else + dev_info(&pf->pdev->dev, "add relay failed\n"); + + } else if (strncmp(cmd_buf, "del relay", 9) == 0) { + int i; + cnt = sscanf(&cmd_buf[9], "%i", &veb_seid); + if (cnt != 1) { + dev_info(&pf->pdev->dev, + "del relay: bad command string, cnt=%d\n", + cnt); + goto command_write_done; + } else if (veb_seid < 0) { + dev_info(&pf->pdev->dev, + "del relay %d: bad relay seid\n", veb_seid); + goto command_write_done; + } + + /* find the veb */ + for (i = 0; i < I40E_MAX_VEB; i++) + if (pf->veb[i] && pf->veb[i]->seid == veb_seid) + break; + if (i >= I40E_MAX_VEB) { + dev_info(&pf->pdev->dev, + "del relay: relay %d not found\n", veb_seid); + goto command_write_done; + } + + dev_info(&pf->pdev->dev, "deleting relay %d\n", veb_seid); + i40e_veb_release(pf->veb[i]); + + } else if (strncmp(cmd_buf, "add macaddr", 11) == 0) { + u8 ma[6]; + int vlan = 0; + struct i40e_mac_filter *f; + int ret; + + cnt = sscanf(&cmd_buf[11], + "%i %hhx:%hhx:%hhx:%hhx:%hhx:%hhx %i", + &vsi_seid, + &ma[0], &ma[1], &ma[2], &ma[3], &ma[4], &ma[5], + &vlan); + if (cnt == 7) { + vlan = 0; + } else if (cnt != 8) { + dev_info(&pf->pdev->dev, + "add macaddr: bad command string, cnt=%d\n", + cnt); + goto command_write_done; + } + + vsi = i40e_dbg_find_vsi(pf, vsi_seid); + if (!vsi) { + dev_info(&pf->pdev->dev, + "add macaddr: VSI %d not found\n", vsi_seid); + goto command_write_done; + } + + f = i40e_add_filter(vsi, ma, vlan, false, false); + ret = i40e_sync_vsi_filters(vsi); + if (f && !ret) + dev_info(&pf->pdev->dev, + "add macaddr: %pM vlan=%d added to VSI %d\n", + ma, vlan, vsi_seid); + else + dev_info(&pf->pdev->dev, + "add macaddr: %pM vlan=%d to VSI %d failed, f=%p ret=%d\n", + ma, vlan, vsi_seid, f, ret); + + } else if (strncmp(cmd_buf, "del macaddr", 11) == 0) { + u8 ma[6]; + int vlan = 0; + int ret; + + cnt = sscanf(&cmd_buf[11], + "%i %hhx:%hhx:%hhx:%hhx:%hhx:%hhx %i", + &vsi_seid, + &ma[0], &ma[1], &ma[2], &ma[3], &ma[4], &ma[5], + &vlan); + if (cnt == 7) { + vlan = 0; + } else if (cnt != 8) { + dev_info(&pf->pdev->dev, + "del macaddr: bad command string, cnt=%d\n", + cnt); + goto command_write_done; + } + + vsi = i40e_dbg_find_vsi(pf, vsi_seid); + if (!vsi) { + dev_info(&pf->pdev->dev, + "del macaddr: VSI %d not found\n", vsi_seid); + goto command_write_done; + } + + i40e_del_filter(vsi, ma, vlan, false, false); + ret = i40e_sync_vsi_filters(vsi); + if (!ret) + dev_info(&pf->pdev->dev, + "del macaddr: %pM vlan=%d removed from VSI %d\n", + ma, vlan, vsi_seid); + else + dev_info(&pf->pdev->dev, + "del macaddr: %pM vlan=%d from VSI %d failed, ret=%d\n", + ma, vlan, vsi_seid, ret); + + } else if (strncmp(cmd_buf, "add pvid", 8) == 0) { + int v; + u16 vid; + i40e_status ret; + + cnt = sscanf(&cmd_buf[8], "%i %u", &vsi_seid, &v); + if (cnt != 2) { + dev_info(&pf->pdev->dev, + "add pvid: bad command string, cnt=%d\n", cnt); + goto command_write_done; + } + + vsi = i40e_dbg_find_vsi(pf, vsi_seid); + if (!vsi) { + dev_info(&pf->pdev->dev, "add pvid: VSI %d not found\n", + vsi_seid); + goto command_write_done; + } + + vid = (unsigned)v; + ret = i40e_vsi_add_pvid(vsi, vid); + if (!ret) + dev_info(&pf->pdev->dev, + "add pvid: %d added to VSI %d\n", + vid, vsi_seid); + else + dev_info(&pf->pdev->dev, + "add pvid: %d to VSI %d failed, ret=%d\n", + vid, vsi_seid, ret); + + } else if (strncmp(cmd_buf, "del pvid", 8) == 0) { + + cnt = sscanf(&cmd_buf[8], "%i", &vsi_seid); + if (cnt != 1) { + dev_info(&pf->pdev->dev, + "del pvid: bad command string, cnt=%d\n", + cnt); + goto command_write_done; + } + + vsi = i40e_dbg_find_vsi(pf, vsi_seid); + if (!vsi) { + dev_info(&pf->pdev->dev, + "del pvid: VSI %d not found\n", vsi_seid); + goto command_write_done; + } + + i40e_vsi_remove_pvid(vsi); + dev_info(&pf->pdev->dev, + "del pvid: removed from VSI %d\n", vsi_seid); + + } else if (strncmp(cmd_buf, "dump", 4) == 0) { + if (strncmp(&cmd_buf[5], "switch", 6) == 0) { + i40e_fetch_switch_configuration(pf, true); + } else if (strncmp(&cmd_buf[5], "vsi", 3) == 0) { + cnt = sscanf(&cmd_buf[8], "%i", &vsi_seid); + if (cnt > 0) + i40e_dbg_dump_vsi_seid(pf, vsi_seid); + else + i40e_dbg_dump_vsi_no_seid(pf); + } else if (strncmp(&cmd_buf[5], "veb", 3) == 0) { + cnt = sscanf(&cmd_buf[8], "%i", &vsi_seid); + if (cnt > 0) + i40e_dbg_dump_veb_seid(pf, vsi_seid); + else + i40e_dbg_dump_veb_all(pf); + } else if (strncmp(&cmd_buf[5], "desc", 4) == 0) { + int ring_id, desc_n; + if (strncmp(&cmd_buf[10], "rx", 2) == 0) { + cnt = sscanf(&cmd_buf[12], "%i %i %i", + &vsi_seid, &ring_id, &desc_n); + i40e_dbg_dump_desc(cnt, vsi_seid, ring_id, + desc_n, pf, true); + } else if (strncmp(&cmd_buf[10], "tx", 2) + == 0) { + cnt = sscanf(&cmd_buf[12], "%i %i %i", + &vsi_seid, &ring_id, &desc_n); + i40e_dbg_dump_desc(cnt, vsi_seid, ring_id, + desc_n, pf, false); + } else if (strncmp(&cmd_buf[10], "aq", 2) == 0) { + i40e_dbg_dump_aq_desc(pf); + } else { + dev_info(&pf->pdev->dev, + "dump desc tx <vsi_seid> <ring_id> [<desc_n>]\n"); + dev_info(&pf->pdev->dev, + "dump desc rx <vsi_seid> <ring_id> [<desc_n>]\n"); + dev_info(&pf->pdev->dev, "dump desc aq\n"); + } + } else if (strncmp(&cmd_buf[5], "stats", 5) == 0) { + dev_info(&pf->pdev->dev, "pf stats:\n"); + i40e_dbg_dump_stats(pf, &pf->stats); + dev_info(&pf->pdev->dev, "pf stats_offsets:\n"); + i40e_dbg_dump_stats(pf, &pf->stats_offsets); + } else if (strncmp(&cmd_buf[5], "reset stats", 11) == 0) { + dev_info(&pf->pdev->dev, + "core reset count: %d\n", pf->corer_count); + dev_info(&pf->pdev->dev, + "global reset count: %d\n", pf->globr_count); + dev_info(&pf->pdev->dev, + "emp reset count: %d\n", pf->empr_count); + dev_info(&pf->pdev->dev, + "pf reset count: %d\n", pf->pfr_count); + } else if (strncmp(&cmd_buf[5], "port", 4) == 0) { + struct i40e_aqc_query_port_ets_config_resp *bw_data; + struct i40e_dcbx_config *cfg = + &pf->hw.local_dcbx_config; + struct i40e_dcbx_config *r_cfg = + &pf->hw.remote_dcbx_config; + int i, ret; + + bw_data = kzalloc(sizeof( + struct i40e_aqc_query_port_ets_config_resp), + GFP_KERNEL); + if (!bw_data) { + ret = -ENOMEM; + goto command_write_done; + } + + ret = i40e_aq_query_port_ets_config(&pf->hw, + pf->mac_seid, + bw_data, NULL); + if (ret) { + dev_info(&pf->pdev->dev, + "Query Port ETS Config AQ command failed =0x%x\n", + pf->hw.aq.asq_last_status); + kfree(bw_data); + bw_data = NULL; + goto command_write_done; + } + dev_info(&pf->pdev->dev, + "port bw: tc_valid=0x%x tc_strict_prio=0x%x, tc_bw_max=0x%04x,0x%04x\n", + bw_data->tc_valid_bits, + bw_data->tc_strict_priority_bits, + le16_to_cpu(bw_data->tc_bw_max[0]), + le16_to_cpu(bw_data->tc_bw_max[1])); + for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { + dev_info(&pf->pdev->dev, "port bw: tc_bw_share=%d tc_bw_limit=%d\n", + bw_data->tc_bw_share_credits[i], + le16_to_cpu(bw_data->tc_bw_limits[i])); + } + + kfree(bw_data); + bw_data = NULL; + + dev_info(&pf->pdev->dev, + "port ets_cfg: willing=%d cbs=%d, maxtcs=%d\n", + cfg->etscfg.willing, cfg->etscfg.cbs, + cfg->etscfg.maxtcs); + for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { + dev_info(&pf->pdev->dev, "port ets_cfg: %d prio_tc=%d tcbw=%d tctsa=%d\n", + i, cfg->etscfg.prioritytable[i], + cfg->etscfg.tcbwtable[i], + cfg->etscfg.tsatable[i]); + } + for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { + dev_info(&pf->pdev->dev, "port ets_rec: %d prio_tc=%d tcbw=%d tctsa=%d\n", + i, cfg->etsrec.prioritytable[i], + cfg->etsrec.tcbwtable[i], + cfg->etsrec.tsatable[i]); + } + dev_info(&pf->pdev->dev, + "port pfc_cfg: willing=%d mbc=%d, pfccap=%d pfcenable=0x%x\n", + cfg->pfc.willing, cfg->pfc.mbc, + cfg->pfc.pfccap, cfg->pfc.pfcenable); + dev_info(&pf->pdev->dev, + "port app_table: num_apps=%d\n", cfg->numapps); + for (i = 0; i < cfg->numapps; i++) { + dev_info(&pf->pdev->dev, "port app_table: %d prio=%d selector=%d protocol=0x%x\n", + i, cfg->app[i].priority, + cfg->app[i].selector, + cfg->app[i].protocolid); + } + /* Peer TLV DCBX data */ + dev_info(&pf->pdev->dev, + "remote port ets_cfg: willing=%d cbs=%d, maxtcs=%d\n", + r_cfg->etscfg.willing, + r_cfg->etscfg.cbs, r_cfg->etscfg.maxtcs); + for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { + dev_info(&pf->pdev->dev, "remote port ets_cfg: %d prio_tc=%d tcbw=%d tctsa=%d\n", + i, r_cfg->etscfg.prioritytable[i], + r_cfg->etscfg.tcbwtable[i], + r_cfg->etscfg.tsatable[i]); + } + for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { + dev_info(&pf->pdev->dev, "remote port ets_rec: %d prio_tc=%d tcbw=%d tctsa=%d\n", + i, r_cfg->etsrec.prioritytable[i], + r_cfg->etsrec.tcbwtable[i], + r_cfg->etsrec.tsatable[i]); + } + dev_info(&pf->pdev->dev, + "remote port pfc_cfg: willing=%d mbc=%d, pfccap=%d pfcenable=0x%x\n", + r_cfg->pfc.willing, + r_cfg->pfc.mbc, + r_cfg->pfc.pfccap, + r_cfg->pfc.pfcenable); + dev_info(&pf->pdev->dev, + "remote port app_table: num_apps=%d\n", + r_cfg->numapps); + for (i = 0; i < r_cfg->numapps; i++) { + dev_info(&pf->pdev->dev, "remote port app_table: %d prio=%d selector=%d protocol=0x%x\n", + i, r_cfg->app[i].priority, + r_cfg->app[i].selector, + r_cfg->app[i].protocolid); + } + } else { + dev_info(&pf->pdev->dev, + "dump desc tx <vsi_seid> <ring_id> [<desc_n>], dump desc rx <vsi_seid> <ring_id> [<desc_n>],\n"); + dev_info(&pf->pdev->dev, "dump switch, dump vsi [seid] or\n"); + dev_info(&pf->pdev->dev, "dump stats\n"); + dev_info(&pf->pdev->dev, "dump reset stats\n"); + dev_info(&pf->pdev->dev, "dump port\n"); + dev_info(&pf->pdev->dev, + "dump debug fwdata <cluster_id> <table_id> <index>\n"); + } + + } else if (strncmp(cmd_buf, "msg_enable", 10) == 0) { + u32 level; + cnt = sscanf(&cmd_buf[10], "%i", &level); + if (cnt) { + if (I40E_DEBUG_USER & level) { + pf->hw.debug_mask = level; + dev_info(&pf->pdev->dev, + "set hw.debug_mask = 0x%08x\n", + pf->hw.debug_mask); + } + pf->msg_enable = level; + dev_info(&pf->pdev->dev, "set msg_enable = 0x%08x\n", + pf->msg_enable); + } else { + dev_info(&pf->pdev->dev, "msg_enable = 0x%08x\n", + pf->msg_enable); + } + } else if (strncmp(cmd_buf, "pfr", 3) == 0) { + dev_info(&pf->pdev->dev, "forcing PFR\n"); + i40e_do_reset(pf, (1 << __I40E_PF_RESET_REQUESTED)); + + } else if (strncmp(cmd_buf, "corer", 5) == 0) { + dev_info(&pf->pdev->dev, "forcing CoreR\n"); + i40e_do_reset(pf, (1 << __I40E_CORE_RESET_REQUESTED)); + + } else if (strncmp(cmd_buf, "globr", 5) == 0) { + dev_info(&pf->pdev->dev, "forcing GlobR\n"); + i40e_do_reset(pf, (1 << __I40E_GLOBAL_RESET_REQUESTED)); + + } else if (strncmp(cmd_buf, "read", 4) == 0) { + u32 address; + u32 value; + cnt = sscanf(&cmd_buf[4], "%x", &address); + if (cnt != 1) { + dev_info(&pf->pdev->dev, "read <reg>\n"); + goto command_write_done; + } + + /* check the range on address */ + if (address >= I40E_MAX_REGISTER) { + dev_info(&pf->pdev->dev, "read reg address 0x%08x too large\n", + address); + goto command_write_done; + } + + value = rd32(&pf->hw, address); + dev_info(&pf->pdev->dev, "read: 0x%08x = 0x%08x\n", + address, value); + + } else if (strncmp(cmd_buf, "write", 5) == 0) { + u32 address, value; + cnt = sscanf(&cmd_buf[5], "%x %x", &address, &value); + if (cnt != 2) { + dev_info(&pf->pdev->dev, "write <reg> <value>\n"); + goto command_write_done; + } + + /* check the range on address */ + if (address >= I40E_MAX_REGISTER) { + dev_info(&pf->pdev->dev, "write reg address 0x%08x too large\n", + address); + goto command_write_done; + } + wr32(&pf->hw, address, value); + value = rd32(&pf->hw, address); + dev_info(&pf->pdev->dev, "write: 0x%08x = 0x%08x\n", + address, value); + } else if (strncmp(cmd_buf, "clear_stats", 11) == 0) { + if (strncmp(&cmd_buf[12], "vsi", 3) == 0) { + cnt = sscanf(&cmd_buf[15], "%d", &vsi_seid); + if (cnt == 0) { + int i; + for (i = 0; i < pf->hw.func_caps.num_vsis; i++) + i40e_vsi_reset_stats(pf->vsi[i]); + dev_info(&pf->pdev->dev, "vsi clear stats called for all vsi's\n"); + } else if (cnt == 1) { + vsi = i40e_dbg_find_vsi(pf, vsi_seid); + if (!vsi) { + dev_info(&pf->pdev->dev, + "clear_stats vsi: bad vsi %d\n", + vsi_seid); + goto command_write_done; + } + i40e_vsi_reset_stats(vsi); + dev_info(&pf->pdev->dev, + "vsi clear stats called for vsi %d\n", + vsi_seid); + } else { + dev_info(&pf->pdev->dev, "clear_stats vsi [seid]\n"); + } + } else if (strncmp(&cmd_buf[12], "pf", 2) == 0) { + i40e_pf_reset_stats(pf); + dev_info(&pf->pdev->dev, "pf clear stats called\n"); + } else { + dev_info(&pf->pdev->dev, "clear_stats vsi [seid] or clear_stats pf\n"); + } + } else if ((strncmp(cmd_buf, "add fd_filter", 13) == 0) || + (strncmp(cmd_buf, "rem fd_filter", 13) == 0)) { + struct i40e_fdir_data fd_data; + int ret; + u16 packet_len, i, j = 0; + char *asc_packet; + bool add = false; + + asc_packet = kzalloc(I40E_FDIR_MAX_RAW_PACKET_LOOKUP, + GFP_KERNEL); + if (!asc_packet) + goto command_write_done; + + fd_data.raw_packet = kzalloc(I40E_FDIR_MAX_RAW_PACKET_LOOKUP, + GFP_KERNEL); + + if (!fd_data.raw_packet) { + kfree(asc_packet); + asc_packet = NULL; + goto command_write_done; + } + + if (strncmp(cmd_buf, "add", 3) == 0) + add = true; + cnt = sscanf(&cmd_buf[13], + "%hx %2hhx %2hhx %hx %2hhx %2hhx %hx %x %hd %512s", + &fd_data.q_index, + &fd_data.flex_off, &fd_data.pctype, + &fd_data.dest_vsi, &fd_data.dest_ctl, + &fd_data.fd_status, &fd_data.cnt_index, + &fd_data.fd_id, &packet_len, asc_packet); + if (cnt != 10) { + dev_info(&pf->pdev->dev, + "program fd_filter: bad command string, cnt=%d\n", + cnt); + kfree(asc_packet); + asc_packet = NULL; + kfree(fd_data.raw_packet); + goto command_write_done; + } + + /* fix packet length if user entered 0 */ + if (packet_len == 0) + packet_len = I40E_FDIR_MAX_RAW_PACKET_LOOKUP; + + /* make sure to check the max as well */ + packet_len = min_t(u16, + packet_len, I40E_FDIR_MAX_RAW_PACKET_LOOKUP); + + dev_info(&pf->pdev->dev, "FD raw packet:\n"); + for (i = 0; i < packet_len; i++) { + sscanf(&asc_packet[j], "%2hhx ", + &fd_data.raw_packet[i]); + j += 3; + snprintf(print_buf, 3, "%02x ", fd_data.raw_packet[i]); + print_buf += 3; + if ((i % 16) == 15) { + snprintf(print_buf, 1, "\n"); + print_buf++; + } + } + dev_info(&pf->pdev->dev, "%s\n", print_buf_start); + ret = i40e_program_fdir_filter(&fd_data, pf, add); + if (!ret) { + dev_info(&pf->pdev->dev, "Filter command send Status : Success\n"); + } else { + dev_info(&pf->pdev->dev, + "Filter command send failed %d\n", ret); + } + kfree(fd_data.raw_packet); + fd_data.raw_packet = NULL; + kfree(asc_packet); + asc_packet = NULL; + } else if (strncmp(cmd_buf, "lldp", 4) == 0) { + if (strncmp(&cmd_buf[5], "stop", 4) == 0) { + int ret; + ret = i40e_aq_stop_lldp(&pf->hw, false, NULL); + if (ret) { + dev_info(&pf->pdev->dev, + "Stop LLDP AQ command failed =0x%x\n", + pf->hw.aq.asq_last_status); + goto command_write_done; + } + } else if (strncmp(&cmd_buf[5], "start", 5) == 0) { + int ret; + ret = i40e_aq_start_lldp(&pf->hw, NULL); + if (ret) { + dev_info(&pf->pdev->dev, + "Start LLDP AQ command failed =0x%x\n", + pf->hw.aq.asq_last_status); + goto command_write_done; + } + } else if (strncmp(&cmd_buf[5], + "get local", 9) == 0) { + int ret, i; + u8 *buff; + u16 llen, rlen; + buff = kzalloc(I40E_LLDPDU_SIZE, GFP_KERNEL); + if (!buff) + goto command_write_done; + + ret = i40e_aq_get_lldp_mib(&pf->hw, 0, + I40E_AQ_LLDP_MIB_LOCAL, + buff, I40E_LLDPDU_SIZE, + &llen, &rlen, NULL); + if (ret) { + dev_info(&pf->pdev->dev, + "Get LLDP MIB (local) AQ command failed =0x%x\n", + pf->hw.aq.asq_last_status); + kfree(buff); + buff = NULL; + goto command_write_done; + } + dev_info(&pf->pdev->dev, + "Get LLDP MIB (local) AQ buffer written back:\n"); + for (i = 0; i < I40E_LLDPDU_SIZE; i++) { + snprintf(print_buf, 3, "%02x ", buff[i]); + print_buf += 3; + if ((i % 16) == 15) { + snprintf(print_buf, 1, "\n"); + print_buf++; + } + } + dev_info(&pf->pdev->dev, "%s\n", print_buf_start); + kfree(buff); + buff = NULL; + } else if (strncmp(&cmd_buf[5], "get remote", 10) == 0) { + int ret, i; + u8 *buff; + u16 llen, rlen; + buff = kzalloc(I40E_LLDPDU_SIZE, GFP_KERNEL); + if (!buff) + goto command_write_done; + + ret = i40e_aq_get_lldp_mib(&pf->hw, + I40E_AQ_LLDP_BRIDGE_TYPE_NEAREST_BRIDGE, + I40E_AQ_LLDP_MIB_LOCAL, + buff, I40E_LLDPDU_SIZE, + &llen, &rlen, NULL); + if (ret) { + dev_info(&pf->pdev->dev, + "Get LLDP MIB (remote) AQ command failed =0x%x\n", + pf->hw.aq.asq_last_status); + kfree(buff); + buff = NULL; + goto command_write_done; + } + dev_info(&pf->pdev->dev, + "Get LLDP MIB (remote) AQ buffer written back:\n"); + for (i = 0; i < I40E_LLDPDU_SIZE; i++) { + snprintf(print_buf, 3, "%02x ", buff[i]); + print_buf += 3; + if ((i % 16) == 15) { + snprintf(print_buf, 1, "\n"); + print_buf++; + } + } + dev_info(&pf->pdev->dev, "%s\n", print_buf_start); + kfree(buff); + buff = NULL; + } else if (strncmp(&cmd_buf[5], "event on", 8) == 0) { + int ret; + ret = i40e_aq_cfg_lldp_mib_change_event(&pf->hw, + true, NULL); + if (ret) { + dev_info(&pf->pdev->dev, + "Config LLDP MIB Change Event (on) AQ command failed =0x%x\n", + pf->hw.aq.asq_last_status); + goto command_write_done; + } + } else if (strncmp(&cmd_buf[5], "event off", 9) == 0) { + int ret; + ret = i40e_aq_cfg_lldp_mib_change_event(&pf->hw, + false, NULL); + if (ret) { + dev_info(&pf->pdev->dev, + "Config LLDP MIB Change Event (off) AQ command failed =0x%x\n", + pf->hw.aq.asq_last_status); + goto command_write_done; + } + } + } else if (strncmp(cmd_buf, "nvm read", 8) == 0) { + u16 buffer_len, i, bytes; + u16 module; + u32 offset; + u16 *buff; + int ret; + + cnt = sscanf(&cmd_buf[8], "%hx %x %hx", + &module, &offset, &buffer_len); + if (cnt == 0) { + module = 0; + offset = 0; + buffer_len = 0; + } else if (cnt == 1) { + offset = 0; + buffer_len = 0; + } else if (cnt == 2) { + buffer_len = 0; + } else if (cnt > 3) { + dev_info(&pf->pdev->dev, + "nvm read: bad command string, cnt=%d\n", cnt); + goto command_write_done; + } + + /* Read at least 512 words */ + if (buffer_len == 0) + buffer_len = 512; + + bytes = 2 * buffer_len; + buff = kzalloc(bytes, GFP_KERNEL); + if (!buff) + goto command_write_done; + + ret = i40e_acquire_nvm(&pf->hw, I40E_RESOURCE_READ); + if (ret) { + dev_info(&pf->pdev->dev, + "Failed Acquiring NVM resource for read err=%d status=0x%x\n", + ret, pf->hw.aq.asq_last_status); + kfree(buff); + goto command_write_done; + } + + ret = i40e_aq_read_nvm(&pf->hw, module, (2 * offset), + bytes, (u8 *)buff, true, NULL); + i40e_release_nvm(&pf->hw); + if (ret) { + dev_info(&pf->pdev->dev, + "Read NVM AQ failed err=%d status=0x%x\n", + ret, pf->hw.aq.asq_last_status); + } else { + dev_info(&pf->pdev->dev, + "Read NVM module=0x%x offset=0x%x words=%d\n", + module, offset, buffer_len); + for (i = 0; i < buffer_len; i++) { + if ((i % 16) == 0) { + snprintf(print_buf, 11, "\n0x%08x: ", + offset + i); + print_buf += 11; + } + snprintf(print_buf, 5, "%04x ", buff[i]); + print_buf += 5; + } + dev_info(&pf->pdev->dev, "%s\n", print_buf_start); + } + kfree(buff); + buff = NULL; + } else { + dev_info(&pf->pdev->dev, "unknown command '%s'\n", cmd_buf); + dev_info(&pf->pdev->dev, "available commands\n"); + dev_info(&pf->pdev->dev, " add vsi [relay_seid]\n"); + dev_info(&pf->pdev->dev, " del vsi [vsi_seid]\n"); + dev_info(&pf->pdev->dev, " add relay <uplink_seid> <vsi_seid>\n"); + dev_info(&pf->pdev->dev, " del relay <relay_seid>\n"); + dev_info(&pf->pdev->dev, " add macaddr <vsi_seid> <aa:bb:cc:dd:ee:ff> [vlan]\n"); + dev_info(&pf->pdev->dev, " del macaddr <vsi_seid> <aa:bb:cc:dd:ee:ff> [vlan]\n"); + dev_info(&pf->pdev->dev, " add pvid <vsi_seid> <vid>\n"); + dev_info(&pf->pdev->dev, " del pvid <vsi_seid>\n"); + dev_info(&pf->pdev->dev, " dump switch\n"); + dev_info(&pf->pdev->dev, " dump vsi [seid]\n"); + dev_info(&pf->pdev->dev, " dump desc tx <vsi_seid> <ring_id> [<desc_n>]\n"); + dev_info(&pf->pdev->dev, " dump desc rx <vsi_seid> <ring_id> [<desc_n>]\n"); + dev_info(&pf->pdev->dev, " dump desc aq\n"); + dev_info(&pf->pdev->dev, " dump stats\n"); + dev_info(&pf->pdev->dev, " dump reset stats\n"); + dev_info(&pf->pdev->dev, " msg_enable [level]\n"); + dev_info(&pf->pdev->dev, " read <reg>\n"); + dev_info(&pf->pdev->dev, " write <reg> <value>\n"); + dev_info(&pf->pdev->dev, " clear_stats vsi [seid]\n"); + dev_info(&pf->pdev->dev, " clear_stats pf\n"); + dev_info(&pf->pdev->dev, " pfr\n"); + dev_info(&pf->pdev->dev, " corer\n"); + dev_info(&pf->pdev->dev, " globr\n"); + dev_info(&pf->pdev->dev, " add fd_filter <dest q_index> <flex_off> <pctype> <dest_vsi> <dest_ctl> <fd_status> <cnt_index> <fd_id> <packet_len> <packet>\n"); + dev_info(&pf->pdev->dev, " rem fd_filter <dest q_index> <flex_off> <pctype> <dest_vsi> <dest_ctl> <fd_status> <cnt_index> <fd_id> <packet_len> <packet>\n"); + dev_info(&pf->pdev->dev, " lldp start\n"); + dev_info(&pf->pdev->dev, " lldp stop\n"); + dev_info(&pf->pdev->dev, " lldp get local\n"); + dev_info(&pf->pdev->dev, " lldp get remote\n"); + dev_info(&pf->pdev->dev, " lldp event on\n"); + dev_info(&pf->pdev->dev, " lldp event off\n"); + dev_info(&pf->pdev->dev, " nvm read [module] [word_offset] [word_count]\n"); + } + +command_write_done: + kfree(cmd_buf); + cmd_buf = NULL; + kfree(print_buf_start); + print_buf = NULL; + print_buf_start = NULL; + return count; +} + +static const struct file_operations i40e_dbg_command_fops = { + .owner = THIS_MODULE, + .open = simple_open, + .read = i40e_dbg_command_read, + .write = i40e_dbg_command_write, +}; + +/************************************************************** + * netdev_ops + * The netdev_ops entry in debugfs is for giving the driver commands + * to be executed from the netdev operations. + **************************************************************/ +static char i40e_dbg_netdev_ops_buf[256] = "hello world"; + +/** + * i40e_dbg_netdev_ops - read for netdev_ops datum + * @filp: the opened file + * @buffer: where to write the data for the user to read + * @count: the size of the user's buffer + * @ppos: file position offset + **/ +static ssize_t i40e_dbg_netdev_ops_read(struct file *filp, char __user *buffer, + size_t count, loff_t *ppos) +{ + struct i40e_pf *pf = filp->private_data; + int bytes_not_copied; + int buf_size = 256; + char *buf; + int len; + + /* don't allow partal reads */ + if (*ppos != 0) + return 0; + if (count < buf_size) + return -ENOSPC; + + buf = kzalloc(buf_size, GFP_KERNEL); + if (!buf) + return -ENOSPC; + + len = snprintf(buf, buf_size, "%s: %s\n", + pf->vsi[pf->lan_vsi]->netdev->name, + i40e_dbg_netdev_ops_buf); + + bytes_not_copied = copy_to_user(buffer, buf, len); + kfree(buf); + + if (bytes_not_copied < 0) + return bytes_not_copied; + + *ppos = len; + return len; +} + +/** + * i40e_dbg_netdev_ops_write - write into netdev_ops datum + * @filp: the opened file + * @buffer: where to find the user's data + * @count: the length of the user's data + * @ppos: file position offset + **/ +static ssize_t i40e_dbg_netdev_ops_write(struct file *filp, + const char __user *buffer, + size_t count, loff_t *ppos) +{ + struct i40e_pf *pf = filp->private_data; + int bytes_not_copied; + struct i40e_vsi *vsi; + int vsi_seid; + int i, cnt; + + /* don't allow partial writes */ + if (*ppos != 0) + return 0; + if (count >= sizeof(i40e_dbg_netdev_ops_buf)) + return -ENOSPC; + + memset(i40e_dbg_netdev_ops_buf, 0, sizeof(i40e_dbg_netdev_ops_buf)); + bytes_not_copied = copy_from_user(i40e_dbg_netdev_ops_buf, + buffer, count); + if (bytes_not_copied < 0) + return bytes_not_copied; + else if (bytes_not_copied > 0) + count -= bytes_not_copied; + i40e_dbg_netdev_ops_buf[count] = '\0'; + + if (strncmp(i40e_dbg_netdev_ops_buf, "tx_timeout", 10) == 0) { + cnt = sscanf(&i40e_dbg_netdev_ops_buf[11], "%i", &vsi_seid); + if (cnt != 1) { + dev_info(&pf->pdev->dev, "tx_timeout <vsi_seid>\n"); + goto netdev_ops_write_done; + } + vsi = i40e_dbg_find_vsi(pf, vsi_seid); + if (!vsi) { + dev_info(&pf->pdev->dev, + "tx_timeout: VSI %d not found\n", vsi_seid); + goto netdev_ops_write_done; + } + if (rtnl_trylock()) { + vsi->netdev->netdev_ops->ndo_tx_timeout(vsi->netdev); + rtnl_unlock(); + dev_info(&pf->pdev->dev, "tx_timeout called\n"); + } else { + dev_info(&pf->pdev->dev, "Could not acquire RTNL - please try again\n"); + } + } else if (strncmp(i40e_dbg_netdev_ops_buf, "change_mtu", 10) == 0) { + int mtu; + cnt = sscanf(&i40e_dbg_netdev_ops_buf[11], "%i %i", + &vsi_seid, &mtu); + if (cnt != 2) { + dev_info(&pf->pdev->dev, "change_mtu <vsi_seid> <mtu>\n"); + goto netdev_ops_write_done; + } + vsi = i40e_dbg_find_vsi(pf, vsi_seid); + if (!vsi) { + dev_info(&pf->pdev->dev, + "change_mtu: VSI %d not found\n", vsi_seid); + goto netdev_ops_write_done; + } + if (rtnl_trylock()) { + vsi->netdev->netdev_ops->ndo_change_mtu(vsi->netdev, + mtu); + rtnl_unlock(); + dev_info(&pf->pdev->dev, "change_mtu called\n"); + } else { + dev_info(&pf->pdev->dev, "Could not acquire RTNL - please try again\n"); + } + + } else if (strncmp(i40e_dbg_netdev_ops_buf, "set_rx_mode", 11) == 0) { + cnt = sscanf(&i40e_dbg_netdev_ops_buf[11], "%i", &vsi_seid); + if (cnt != 1) { + dev_info(&pf->pdev->dev, "set_rx_mode <vsi_seid>\n"); + goto netdev_ops_write_done; + } + vsi = i40e_dbg_find_vsi(pf, vsi_seid); + if (!vsi) { + dev_info(&pf->pdev->dev, + "set_rx_mode: VSI %d not found\n", vsi_seid); + goto netdev_ops_write_done; + } + if (rtnl_trylock()) { + vsi->netdev->netdev_ops->ndo_set_rx_mode(vsi->netdev); + rtnl_unlock(); + dev_info(&pf->pdev->dev, "set_rx_mode called\n"); + } else { + dev_info(&pf->pdev->dev, "Could not acquire RTNL - please try again\n"); + } + + } else if (strncmp(i40e_dbg_netdev_ops_buf, "napi", 4) == 0) { + cnt = sscanf(&i40e_dbg_netdev_ops_buf[4], "%i", &vsi_seid); + if (cnt != 1) { + dev_info(&pf->pdev->dev, "napi <vsi_seid>\n"); + goto netdev_ops_write_done; + } + vsi = i40e_dbg_find_vsi(pf, vsi_seid); + if (!vsi) { + dev_info(&pf->pdev->dev, "napi: VSI %d not found\n", + vsi_seid); + goto netdev_ops_write_done; + } + for (i = 0; i < vsi->num_q_vectors; i++) + napi_schedule(&vsi->q_vectors[i].napi); + dev_info(&pf->pdev->dev, "napi called\n"); + } else { + dev_info(&pf->pdev->dev, "unknown command '%s'\n", + i40e_dbg_netdev_ops_buf); + dev_info(&pf->pdev->dev, "available commands\n"); + dev_info(&pf->pdev->dev, " tx_timeout <vsi_seid>\n"); + dev_info(&pf->pdev->dev, " change_mtu <vsi_seid> <mtu>\n"); + dev_info(&pf->pdev->dev, " set_rx_mode <vsi_seid>\n"); + dev_info(&pf->pdev->dev, " napi <vsi_seid>\n"); + } +netdev_ops_write_done: + return count; +} + +static const struct file_operations i40e_dbg_netdev_ops_fops = { + .owner = THIS_MODULE, + .open = simple_open, + .read = i40e_dbg_netdev_ops_read, + .write = i40e_dbg_netdev_ops_write, +}; + +/** + * i40e_dbg_pf_init - setup the debugfs directory for the pf + * @pf: the pf that is starting up + **/ +void i40e_dbg_pf_init(struct i40e_pf *pf) +{ + struct dentry *pfile __attribute__((unused)); + const char *name = pci_name(pf->pdev); + + pf->i40e_dbg_pf = debugfs_create_dir(name, i40e_dbg_root); + if (pf->i40e_dbg_pf) { + pfile = debugfs_create_file("command", 0600, pf->i40e_dbg_pf, + pf, &i40e_dbg_command_fops); + pfile = debugfs_create_file("dump", 0600, pf->i40e_dbg_pf, pf, + &i40e_dbg_dump_fops); + pfile = debugfs_create_file("netdev_ops", 0600, pf->i40e_dbg_pf, + pf, &i40e_dbg_netdev_ops_fops); + } else { + dev_info(&pf->pdev->dev, + "debugfs entry for %s failed\n", name); + } +} + +/** + * i40e_dbg_pf_exit - clear out the pf's debugfs entries + * @pf: the pf that is stopping + **/ +void i40e_dbg_pf_exit(struct i40e_pf *pf) +{ + debugfs_remove_recursive(pf->i40e_dbg_pf); + pf->i40e_dbg_pf = NULL; + + kfree(i40e_dbg_dump_buf); + i40e_dbg_dump_buf = NULL; +} + +/** + * i40e_dbg_init - start up debugfs for the driver + **/ +void i40e_dbg_init(void) +{ + i40e_dbg_root = debugfs_create_dir(i40e_driver_name, NULL); + if (!i40e_dbg_root) + pr_info("init of debugfs failed\n"); +} + +/** + * i40e_dbg_exit - clean out the driver's debugfs entries + **/ +void i40e_dbg_exit(void) +{ + debugfs_remove_recursive(i40e_dbg_root); + i40e_dbg_root = NULL; +} + +#endif /* CONFIG_DEBUG_FS */ diff --git a/drivers/net/ethernet/intel/i40e/i40e_diag.c b/drivers/net/ethernet/intel/i40e/i40e_diag.c new file mode 100644 index 00000000000..de255143bde --- /dev/null +++ b/drivers/net/ethernet/intel/i40e/i40e_diag.c @@ -0,0 +1,131 @@ +/******************************************************************************* + * + * Intel Ethernet Controller XL710 Family Linux Driver + * Copyright(c) 2013 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + * + ******************************************************************************/ + +#include "i40e_diag.h" +#include "i40e_prototype.h" + +/** + * i40e_diag_reg_pattern_test + * @hw: pointer to the hw struct + * @reg: reg to be tested + * @mask: bits to be touched + **/ +static i40e_status i40e_diag_reg_pattern_test(struct i40e_hw *hw, + u32 reg, u32 mask) +{ + const u32 patterns[] = {0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF}; + u32 pat, val, orig_val; + int i; + + orig_val = rd32(hw, reg); + for (i = 0; i < ARRAY_SIZE(patterns); i++) { + pat = patterns[i]; + wr32(hw, reg, (pat & mask)); + val = rd32(hw, reg); + if ((val & mask) != (pat & mask)) { + i40e_debug(hw, I40E_DEBUG_DIAG, + "%s: reg pattern test failed - reg 0x%08x pat 0x%08x val 0x%08x\n", + __func__, reg, pat, val); + return I40E_ERR_DIAG_TEST_FAILED; + } + } + + wr32(hw, reg, orig_val); + val = rd32(hw, reg); + if (val != orig_val) { + i40e_debug(hw, I40E_DEBUG_DIAG, + "%s: reg restore test failed - reg 0x%08x orig_val 0x%08x val 0x%08x\n", + __func__, reg, orig_val, val); + return I40E_ERR_DIAG_TEST_FAILED; + } + + return 0; +} + +struct i40e_diag_reg_test_info i40e_reg_list[] = { + /* offset mask elements stride */ + {I40E_QTX_CTL(0), 0x0000FFBF, 64, I40E_QTX_CTL(1) - I40E_QTX_CTL(0)}, + {I40E_PFINT_ITR0(0), 0x00000FFF, 3, I40E_PFINT_ITR0(1) - I40E_PFINT_ITR0(0)}, + {I40E_PFINT_ITRN(0, 0), 0x00000FFF, 64, I40E_PFINT_ITRN(0, 1) - I40E_PFINT_ITRN(0, 0)}, + {I40E_PFINT_ITRN(1, 0), 0x00000FFF, 64, I40E_PFINT_ITRN(1, 1) - I40E_PFINT_ITRN(1, 0)}, + {I40E_PFINT_ITRN(2, 0), 0x00000FFF, 64, I40E_PFINT_ITRN(2, 1) - I40E_PFINT_ITRN(2, 0)}, + {I40E_PFINT_STAT_CTL0, 0x0000000C, 1, 0}, + {I40E_PFINT_LNKLST0, 0x00001FFF, 1, 0}, + {I40E_PFINT_LNKLSTN(0), 0x000007FF, 511, I40E_PFINT_LNKLSTN(1) - I40E_PFINT_LNKLSTN(0)}, + {I40E_QINT_TQCTL(0), 0x000000FF, I40E_QINT_TQCTL_MAX_INDEX + 1, I40E_QINT_TQCTL(1) - I40E_QINT_TQCTL(0)}, + {I40E_QINT_RQCTL(0), 0x000000FF, I40E_QINT_RQCTL_MAX_INDEX + 1, I40E_QINT_RQCTL(1) - I40E_QINT_RQCTL(0)}, + {I40E_PFINT_ICR0_ENA, 0xF7F20000, 1, 0}, + { 0 } +}; + +/** + * i40e_diag_reg_test + * @hw: pointer to the hw struct + * + * Perform registers diagnostic test + **/ +i40e_status i40e_diag_reg_test(struct i40e_hw *hw) +{ + i40e_status ret_code = 0; + u32 reg, mask; + u32 i, j; + + for (i = 0; (i40e_reg_list[i].offset != 0) && !ret_code; i++) { + mask = i40e_reg_list[i].mask; + for (j = 0; (j < i40e_reg_list[i].elements) && !ret_code; j++) { + reg = i40e_reg_list[i].offset + + (j * i40e_reg_list[i].stride); + ret_code = i40e_diag_reg_pattern_test(hw, reg, mask); + } + } + + return ret_code; +} + +/** + * i40e_diag_eeprom_test + * @hw: pointer to the hw struct + * + * Perform EEPROM diagnostic test + **/ +i40e_status i40e_diag_eeprom_test(struct i40e_hw *hw) +{ + i40e_status ret_code; + u16 reg_val; + + /* read NVM control word and if NVM valid, validate EEPROM checksum*/ + ret_code = i40e_read_nvm_word(hw, I40E_SR_NVM_CONTROL_WORD, ®_val); + if ((!ret_code) && + ((reg_val & I40E_SR_CONTROL_WORD_1_MASK) == + (0x01 << I40E_SR_CONTROL_WORD_1_SHIFT))) { + ret_code = i40e_validate_nvm_checksum(hw, NULL); + } else { + ret_code = I40E_ERR_DIAG_TEST_FAILED; + } + + return ret_code; +} diff --git a/drivers/net/ethernet/intel/i40e/i40e_diag.h b/drivers/net/ethernet/intel/i40e/i40e_diag.h new file mode 100644 index 00000000000..3d98277f452 --- /dev/null +++ b/drivers/net/ethernet/intel/i40e/i40e_diag.h @@ -0,0 +1,52 @@ +/******************************************************************************* + * + * Intel Ethernet Controller XL710 Family Linux Driver + * Copyright(c) 2013 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + * + ******************************************************************************/ + +#ifndef _I40E_DIAG_H_ +#define _I40E_DIAG_H_ + +#include "i40e_type.h" + +enum i40e_lb_mode { + I40E_LB_MODE_NONE = 0, + I40E_LB_MODE_PHY_LOCAL, + I40E_LB_MODE_PHY_REMOTE, + I40E_LB_MODE_MAC_LOCAL, +}; + +struct i40e_diag_reg_test_info { + u32 offset; /* the base register */ + u32 mask; /* bits that can be tested */ + u32 elements; /* number of elements if array */ + u32 stride; /* bytes between each element */ +}; + +extern struct i40e_diag_reg_test_info i40e_reg_list[]; + +i40e_status i40e_diag_reg_test(struct i40e_hw *hw); +i40e_status i40e_diag_eeprom_test(struct i40e_hw *hw); + +#endif /* _I40E_DIAG_H_ */ diff --git a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c new file mode 100644 index 00000000000..9a76b8cec76 --- /dev/null +++ b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c @@ -0,0 +1,1449 @@ +/******************************************************************************* + * + * Intel Ethernet Controller XL710 Family Linux Driver + * Copyright(c) 2013 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + * + ******************************************************************************/ + +/* ethtool support for i40e */ + +#include "i40e.h" +#include "i40e_diag.h" + +struct i40e_stats { + char stat_string[ETH_GSTRING_LEN]; + int sizeof_stat; + int stat_offset; +}; + +#define I40E_STAT(_type, _name, _stat) { \ + .stat_string = _name, \ + .sizeof_stat = FIELD_SIZEOF(_type, _stat), \ + .stat_offset = offsetof(_type, _stat) \ +} +#define I40E_NETDEV_STAT(_net_stat) \ + I40E_STAT(struct net_device_stats, #_net_stat, _net_stat) +#define I40E_PF_STAT(_name, _stat) \ + I40E_STAT(struct i40e_pf, _name, _stat) +#define I40E_VSI_STAT(_name, _stat) \ + I40E_STAT(struct i40e_vsi, _name, _stat) + +static const struct i40e_stats i40e_gstrings_net_stats[] = { + I40E_NETDEV_STAT(rx_packets), + I40E_NETDEV_STAT(tx_packets), + I40E_NETDEV_STAT(rx_bytes), + I40E_NETDEV_STAT(tx_bytes), + I40E_NETDEV_STAT(rx_errors), + I40E_NETDEV_STAT(tx_errors), + I40E_NETDEV_STAT(rx_dropped), + I40E_NETDEV_STAT(tx_dropped), + I40E_NETDEV_STAT(multicast), + I40E_NETDEV_STAT(collisions), + I40E_NETDEV_STAT(rx_length_errors), + I40E_NETDEV_STAT(rx_crc_errors), +}; + +/* These PF_STATs might look like duplicates of some NETDEV_STATs, + * but they are separate. This device supports Virtualization, and + * as such might have several netdevs supporting VMDq and FCoE going + * through a single port. The NETDEV_STATs are for individual netdevs + * seen at the top of the stack, and the PF_STATs are for the physical + * function at the bottom of the stack hosting those netdevs. + * + * The PF_STATs are appended to the netdev stats only when ethtool -S + * is queried on the base PF netdev, not on the VMDq or FCoE netdev. + */ +static struct i40e_stats i40e_gstrings_stats[] = { + I40E_PF_STAT("rx_bytes", stats.eth.rx_bytes), + I40E_PF_STAT("tx_bytes", stats.eth.tx_bytes), + I40E_PF_STAT("rx_errors", stats.eth.rx_errors), + I40E_PF_STAT("tx_errors", stats.eth.tx_errors), + I40E_PF_STAT("rx_dropped", stats.eth.rx_discards), + I40E_PF_STAT("tx_dropped", stats.eth.tx_discards), + I40E_PF_STAT("tx_dropped_link_down", stats.tx_dropped_link_down), + I40E_PF_STAT("crc_errors", stats.crc_errors), + I40E_PF_STAT("illegal_bytes", stats.illegal_bytes), + I40E_PF_STAT("mac_local_faults", stats.mac_local_faults), + I40E_PF_STAT("mac_remote_faults", stats.mac_remote_faults), + I40E_PF_STAT("rx_length_errors", stats.rx_length_errors), + I40E_PF_STAT("link_xon_rx", stats.link_xon_rx), + I40E_PF_STAT("link_xoff_rx", stats.link_xoff_rx), + I40E_PF_STAT("link_xon_tx", stats.link_xon_tx), + I40E_PF_STAT("link_xoff_tx", stats.link_xoff_tx), + I40E_PF_STAT("rx_size_64", stats.rx_size_64), + I40E_PF_STAT("rx_size_127", stats.rx_size_127), + I40E_PF_STAT("rx_size_255", stats.rx_size_255), + I40E_PF_STAT("rx_size_511", stats.rx_size_511), + I40E_PF_STAT("rx_size_1023", stats.rx_size_1023), + I40E_PF_STAT("rx_size_1522", stats.rx_size_1522), + I40E_PF_STAT("rx_size_big", stats.rx_size_big), + I40E_PF_STAT("tx_size_64", stats.tx_size_64), + I40E_PF_STAT("tx_size_127", stats.tx_size_127), + I40E_PF_STAT("tx_size_255", stats.tx_size_255), + I40E_PF_STAT("tx_size_511", stats.tx_size_511), + I40E_PF_STAT("tx_size_1023", stats.tx_size_1023), + I40E_PF_STAT("tx_size_1522", stats.tx_size_1522), + I40E_PF_STAT("tx_size_big", stats.tx_size_big), + I40E_PF_STAT("rx_undersize", stats.rx_undersize), + I40E_PF_STAT("rx_fragments", stats.rx_fragments), + I40E_PF_STAT("rx_oversize", stats.rx_oversize), + I40E_PF_STAT("rx_jabber", stats.rx_jabber), + I40E_PF_STAT("VF_admin_queue_requests", vf_aq_requests), +}; + +#define I40E_QUEUE_STATS_LEN(n) \ + ((((struct i40e_netdev_priv *)netdev_priv((n)))->vsi->num_queue_pairs + \ + ((struct i40e_netdev_priv *)netdev_priv((n)))->vsi->num_queue_pairs) * 2) +#define I40E_GLOBAL_STATS_LEN ARRAY_SIZE(i40e_gstrings_stats) +#define I40E_NETDEV_STATS_LEN ARRAY_SIZE(i40e_gstrings_net_stats) +#define I40E_VSI_STATS_LEN(n) (I40E_NETDEV_STATS_LEN + \ + I40E_QUEUE_STATS_LEN((n))) +#define I40E_PFC_STATS_LEN ( \ + (FIELD_SIZEOF(struct i40e_pf, stats.priority_xoff_rx) + \ + FIELD_SIZEOF(struct i40e_pf, stats.priority_xon_rx) + \ + FIELD_SIZEOF(struct i40e_pf, stats.priority_xoff_tx) + \ + FIELD_SIZEOF(struct i40e_pf, stats.priority_xon_tx) + \ + FIELD_SIZEOF(struct i40e_pf, stats.priority_xon_2_xoff)) \ + / sizeof(u64)) +#define I40E_PF_STATS_LEN(n) (I40E_GLOBAL_STATS_LEN + \ + I40E_PFC_STATS_LEN + \ + I40E_VSI_STATS_LEN((n))) + +enum i40e_ethtool_test_id { + I40E_ETH_TEST_REG = 0, + I40E_ETH_TEST_EEPROM, + I40E_ETH_TEST_INTR, + I40E_ETH_TEST_LOOPBACK, + I40E_ETH_TEST_LINK, +}; + +static const char i40e_gstrings_test[][ETH_GSTRING_LEN] = { + "Register test (offline)", + "Eeprom test (offline)", + "Interrupt test (offline)", + "Loopback test (offline)", + "Link test (on/offline)" +}; + +#define I40E_TEST_LEN (sizeof(i40e_gstrings_test) / ETH_GSTRING_LEN) + +/** + * i40e_get_settings - Get Link Speed and Duplex settings + * @netdev: network interface device structure + * @ecmd: ethtool command + * + * Reports speed/duplex settings based on media_type + **/ +static int i40e_get_settings(struct net_device *netdev, + struct ethtool_cmd *ecmd) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_pf *pf = np->vsi->back; + struct i40e_hw *hw = &pf->hw; + struct i40e_link_status *hw_link_info = &hw->phy.link_info; + bool link_up = hw_link_info->link_info & I40E_AQ_LINK_UP; + u32 link_speed = hw_link_info->link_speed; + + /* hardware is either in 40G mode or 10G mode + * NOTE: this section initializes supported and advertising + */ + switch (hw_link_info->phy_type) { + case I40E_PHY_TYPE_40GBASE_CR4: + case I40E_PHY_TYPE_40GBASE_CR4_CU: + ecmd->supported = SUPPORTED_40000baseCR4_Full; + ecmd->advertising = ADVERTISED_40000baseCR4_Full; + break; + case I40E_PHY_TYPE_40GBASE_KR4: + ecmd->supported = SUPPORTED_40000baseKR4_Full; + ecmd->advertising = ADVERTISED_40000baseKR4_Full; + break; + case I40E_PHY_TYPE_40GBASE_SR4: + ecmd->supported = SUPPORTED_40000baseSR4_Full; + ecmd->advertising = ADVERTISED_40000baseSR4_Full; + break; + case I40E_PHY_TYPE_40GBASE_LR4: + ecmd->supported = SUPPORTED_40000baseLR4_Full; + ecmd->advertising = ADVERTISED_40000baseLR4_Full; + break; + case I40E_PHY_TYPE_10GBASE_KX4: + ecmd->supported = SUPPORTED_10000baseKX4_Full; + ecmd->advertising = ADVERTISED_10000baseKX4_Full; + break; + case I40E_PHY_TYPE_10GBASE_KR: + ecmd->supported = SUPPORTED_10000baseKR_Full; + ecmd->advertising = ADVERTISED_10000baseKR_Full; + break; + case I40E_PHY_TYPE_10GBASE_T: + default: + ecmd->supported = SUPPORTED_10000baseT_Full; + ecmd->advertising = ADVERTISED_10000baseT_Full; + break; + } + + /* for now just say autoneg all the time */ + ecmd->supported |= SUPPORTED_Autoneg; + + if (hw->phy.media_type == I40E_MEDIA_TYPE_BACKPLANE) { + ecmd->supported |= SUPPORTED_Backplane; + ecmd->advertising |= ADVERTISED_Backplane; + ecmd->port = PORT_NONE; + } else if (hw->phy.media_type == I40E_MEDIA_TYPE_BASET) { + ecmd->supported |= SUPPORTED_TP; + ecmd->advertising |= ADVERTISED_TP; + ecmd->port = PORT_TP; + } else { + ecmd->supported |= SUPPORTED_FIBRE; + ecmd->advertising |= ADVERTISED_FIBRE; + ecmd->port = PORT_FIBRE; + } + + ecmd->transceiver = XCVR_EXTERNAL; + + if (link_up) { + switch (link_speed) { + case I40E_LINK_SPEED_40GB: + /* need a SPEED_40000 in ethtool.h */ + ethtool_cmd_speed_set(ecmd, 40000); + break; + case I40E_LINK_SPEED_10GB: + ethtool_cmd_speed_set(ecmd, SPEED_10000); + break; + default: + break; + } + ecmd->duplex = DUPLEX_FULL; + } else { + ethtool_cmd_speed_set(ecmd, SPEED_UNKNOWN); + ecmd->duplex = DUPLEX_UNKNOWN; + } + + return 0; +} + +/** + * i40e_get_pauseparam - Get Flow Control status + * Return tx/rx-pause status + **/ +static void i40e_get_pauseparam(struct net_device *netdev, + struct ethtool_pauseparam *pause) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_pf *pf = np->vsi->back; + struct i40e_hw *hw = &pf->hw; + struct i40e_link_status *hw_link_info = &hw->phy.link_info; + + pause->autoneg = + ((hw_link_info->an_info & I40E_AQ_AN_COMPLETED) ? + AUTONEG_ENABLE : AUTONEG_DISABLE); + + pause->rx_pause = 0; + pause->tx_pause = 0; + if (hw_link_info->an_info & I40E_AQ_LINK_PAUSE_RX) + pause->rx_pause = 1; + if (hw_link_info->an_info & I40E_AQ_LINK_PAUSE_TX) + pause->tx_pause = 1; +} + +static u32 i40e_get_msglevel(struct net_device *netdev) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_pf *pf = np->vsi->back; + + return pf->msg_enable; +} + +static void i40e_set_msglevel(struct net_device *netdev, u32 data) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_pf *pf = np->vsi->back; + + if (I40E_DEBUG_USER & data) + pf->hw.debug_mask = data; + pf->msg_enable = data; +} + +static int i40e_get_regs_len(struct net_device *netdev) +{ + int reg_count = 0; + int i; + + for (i = 0; i40e_reg_list[i].offset != 0; i++) + reg_count += i40e_reg_list[i].elements; + + return reg_count * sizeof(u32); +} + +static void i40e_get_regs(struct net_device *netdev, struct ethtool_regs *regs, + void *p) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_pf *pf = np->vsi->back; + struct i40e_hw *hw = &pf->hw; + u32 *reg_buf = p; + int i, j, ri; + u32 reg; + + /* Tell ethtool which driver-version-specific regs output we have. + * + * At some point, if we have ethtool doing special formatting of + * this data, it will rely on this version number to know how to + * interpret things. Hence, this needs to be updated if/when the + * diags register table is changed. + */ + regs->version = 1; + + /* loop through the diags reg table for what to print */ + ri = 0; + for (i = 0; i40e_reg_list[i].offset != 0; i++) { + for (j = 0; j < i40e_reg_list[i].elements; j++) { + reg = i40e_reg_list[i].offset + + (j * i40e_reg_list[i].stride); + reg_buf[ri++] = rd32(hw, reg); + } + } + +} + +static int i40e_get_eeprom(struct net_device *netdev, + struct ethtool_eeprom *eeprom, u8 *bytes) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_hw *hw = &np->vsi->back->hw; + int first_word, last_word; + u16 i, eeprom_len; + u16 *eeprom_buff; + int ret_val = 0; + + if (eeprom->len == 0) + return -EINVAL; + + eeprom->magic = hw->vendor_id | (hw->device_id << 16); + + first_word = eeprom->offset >> 1; + last_word = (eeprom->offset + eeprom->len - 1) >> 1; + eeprom_len = last_word - first_word + 1; + + eeprom_buff = kmalloc(sizeof(u16) * eeprom_len, GFP_KERNEL); + if (!eeprom_buff) + return -ENOMEM; + + ret_val = i40e_read_nvm_buffer(hw, first_word, &eeprom_len, + eeprom_buff); + if (eeprom_len == 0) { + kfree(eeprom_buff); + return -EACCES; + } + + /* Device's eeprom is always little-endian, word addressable */ + for (i = 0; i < eeprom_len; i++) + le16_to_cpus(&eeprom_buff[i]); + + memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len); + kfree(eeprom_buff); + + return ret_val; +} + +static int i40e_get_eeprom_len(struct net_device *netdev) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_hw *hw = &np->vsi->back->hw; + + return hw->nvm.sr_size * 2; +} + +static void i40e_get_drvinfo(struct net_device *netdev, + struct ethtool_drvinfo *drvinfo) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_vsi *vsi = np->vsi; + struct i40e_pf *pf = vsi->back; + + strlcpy(drvinfo->driver, i40e_driver_name, sizeof(drvinfo->driver)); + strlcpy(drvinfo->version, i40e_driver_version_str, + sizeof(drvinfo->version)); + strlcpy(drvinfo->fw_version, i40e_fw_version_str(&pf->hw), + sizeof(drvinfo->fw_version)); + strlcpy(drvinfo->bus_info, pci_name(pf->pdev), + sizeof(drvinfo->bus_info)); +} + +static void i40e_get_ringparam(struct net_device *netdev, + struct ethtool_ringparam *ring) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_pf *pf = np->vsi->back; + struct i40e_vsi *vsi = pf->vsi[pf->lan_vsi]; + + ring->rx_max_pending = I40E_MAX_NUM_DESCRIPTORS; + ring->tx_max_pending = I40E_MAX_NUM_DESCRIPTORS; + ring->rx_mini_max_pending = 0; + ring->rx_jumbo_max_pending = 0; + ring->rx_pending = vsi->rx_rings[0].count; + ring->tx_pending = vsi->tx_rings[0].count; + ring->rx_mini_pending = 0; + ring->rx_jumbo_pending = 0; +} + +static int i40e_set_ringparam(struct net_device *netdev, + struct ethtool_ringparam *ring) +{ + struct i40e_ring *tx_rings = NULL, *rx_rings = NULL; + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_vsi *vsi = np->vsi; + struct i40e_pf *pf = vsi->back; + u32 new_rx_count, new_tx_count; + int i, err = 0; + + if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending)) + return -EINVAL; + + new_tx_count = clamp_t(u32, ring->tx_pending, + I40E_MIN_NUM_DESCRIPTORS, + I40E_MAX_NUM_DESCRIPTORS); + new_tx_count = ALIGN(new_tx_count, I40E_REQ_DESCRIPTOR_MULTIPLE); + + new_rx_count = clamp_t(u32, ring->rx_pending, + I40E_MIN_NUM_DESCRIPTORS, + I40E_MAX_NUM_DESCRIPTORS); + new_rx_count = ALIGN(new_rx_count, I40E_REQ_DESCRIPTOR_MULTIPLE); + + /* if nothing to do return success */ + if ((new_tx_count == vsi->tx_rings[0].count) && + (new_rx_count == vsi->rx_rings[0].count)) + return 0; + + while (test_and_set_bit(__I40E_CONFIG_BUSY, &pf->state)) + usleep_range(1000, 2000); + + if (!netif_running(vsi->netdev)) { + /* simple case - set for the next time the netdev is started */ + for (i = 0; i < vsi->num_queue_pairs; i++) { + vsi->tx_rings[i].count = new_tx_count; + vsi->rx_rings[i].count = new_rx_count; + } + goto done; + } + + /* We can't just free everything and then setup again, + * because the ISRs in MSI-X mode get passed pointers + * to the Tx and Rx ring structs. + */ + + /* alloc updated Tx resources */ + if (new_tx_count != vsi->tx_rings[0].count) { + netdev_info(netdev, + "Changing Tx descriptor count from %d to %d.\n", + vsi->tx_rings[0].count, new_tx_count); + tx_rings = kcalloc(vsi->alloc_queue_pairs, + sizeof(struct i40e_ring), GFP_KERNEL); + if (!tx_rings) { + err = -ENOMEM; + goto done; + } + + for (i = 0; i < vsi->num_queue_pairs; i++) { + /* clone ring and setup updated count */ + tx_rings[i] = vsi->tx_rings[i]; + tx_rings[i].count = new_tx_count; + err = i40e_setup_tx_descriptors(&tx_rings[i]); + if (err) { + while (i) { + i--; + i40e_free_tx_resources(&tx_rings[i]); + } + kfree(tx_rings); + tx_rings = NULL; + + goto done; + } + } + } + + /* alloc updated Rx resources */ + if (new_rx_count != vsi->rx_rings[0].count) { + netdev_info(netdev, + "Changing Rx descriptor count from %d to %d\n", + vsi->rx_rings[0].count, new_rx_count); + rx_rings = kcalloc(vsi->alloc_queue_pairs, + sizeof(struct i40e_ring), GFP_KERNEL); + if (!rx_rings) { + err = -ENOMEM; + goto free_tx; + } + + for (i = 0; i < vsi->num_queue_pairs; i++) { + /* clone ring and setup updated count */ + rx_rings[i] = vsi->rx_rings[i]; + rx_rings[i].count = new_rx_count; + err = i40e_setup_rx_descriptors(&rx_rings[i]); + if (err) { + while (i) { + i--; + i40e_free_rx_resources(&rx_rings[i]); + } + kfree(rx_rings); + rx_rings = NULL; + + goto free_tx; + } + } + } + + /* Bring interface down, copy in the new ring info, + * then restore the interface + */ + i40e_down(vsi); + + if (tx_rings) { + for (i = 0; i < vsi->num_queue_pairs; i++) { + i40e_free_tx_resources(&vsi->tx_rings[i]); + vsi->tx_rings[i] = tx_rings[i]; + } + kfree(tx_rings); + tx_rings = NULL; + } + + if (rx_rings) { + for (i = 0; i < vsi->num_queue_pairs; i++) { + i40e_free_rx_resources(&vsi->rx_rings[i]); + vsi->rx_rings[i] = rx_rings[i]; + } + kfree(rx_rings); + rx_rings = NULL; + } + + i40e_up(vsi); + +free_tx: + /* error cleanup if the Rx allocations failed after getting Tx */ + if (tx_rings) { + for (i = 0; i < vsi->num_queue_pairs; i++) + i40e_free_tx_resources(&tx_rings[i]); + kfree(tx_rings); + tx_rings = NULL; + } + +done: + clear_bit(__I40E_CONFIG_BUSY, &pf->state); + + return err; +} + +static int i40e_get_sset_count(struct net_device *netdev, int sset) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_vsi *vsi = np->vsi; + struct i40e_pf *pf = vsi->back; + + switch (sset) { + case ETH_SS_TEST: + return I40E_TEST_LEN; + case ETH_SS_STATS: + if (vsi == pf->vsi[pf->lan_vsi]) + return I40E_PF_STATS_LEN(netdev); + else + return I40E_VSI_STATS_LEN(netdev); + default: + return -EOPNOTSUPP; + } +} + +static void i40e_get_ethtool_stats(struct net_device *netdev, + struct ethtool_stats *stats, u64 *data) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_vsi *vsi = np->vsi; + struct i40e_pf *pf = vsi->back; + int i = 0; + char *p; + int j; + struct rtnl_link_stats64 *net_stats = i40e_get_vsi_stats_struct(vsi); + + i40e_update_stats(vsi); + + for (j = 0; j < I40E_NETDEV_STATS_LEN; j++) { + p = (char *)net_stats + i40e_gstrings_net_stats[j].stat_offset; + data[i++] = (i40e_gstrings_net_stats[j].sizeof_stat == + sizeof(u64)) ? *(u64 *)p : *(u32 *)p; + } + for (j = 0; j < vsi->num_queue_pairs; j++) { + data[i++] = vsi->tx_rings[j].tx_stats.packets; + data[i++] = vsi->tx_rings[j].tx_stats.bytes; + } + for (j = 0; j < vsi->num_queue_pairs; j++) { + data[i++] = vsi->rx_rings[j].rx_stats.packets; + data[i++] = vsi->rx_rings[j].rx_stats.bytes; + } + if (vsi == pf->vsi[pf->lan_vsi]) { + for (j = 0; j < I40E_GLOBAL_STATS_LEN; j++) { + p = (char *)pf + i40e_gstrings_stats[j].stat_offset; + data[i++] = (i40e_gstrings_stats[j].sizeof_stat == + sizeof(u64)) ? *(u64 *)p : *(u32 *)p; + } + for (j = 0; j < I40E_MAX_USER_PRIORITY; j++) { + data[i++] = pf->stats.priority_xon_tx[j]; + data[i++] = pf->stats.priority_xoff_tx[j]; + } + for (j = 0; j < I40E_MAX_USER_PRIORITY; j++) { + data[i++] = pf->stats.priority_xon_rx[j]; + data[i++] = pf->stats.priority_xoff_rx[j]; + } + for (j = 0; j < I40E_MAX_USER_PRIORITY; j++) + data[i++] = pf->stats.priority_xon_2_xoff[j]; + } +} + +static void i40e_get_strings(struct net_device *netdev, u32 stringset, + u8 *data) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_vsi *vsi = np->vsi; + struct i40e_pf *pf = vsi->back; + char *p = (char *)data; + int i; + + switch (stringset) { + case ETH_SS_TEST: + for (i = 0; i < I40E_TEST_LEN; i++) { + memcpy(data, i40e_gstrings_test[i], ETH_GSTRING_LEN); + data += ETH_GSTRING_LEN; + } + break; + case ETH_SS_STATS: + for (i = 0; i < I40E_NETDEV_STATS_LEN; i++) { + snprintf(p, ETH_GSTRING_LEN, "%s", + i40e_gstrings_net_stats[i].stat_string); + p += ETH_GSTRING_LEN; + } + for (i = 0; i < vsi->num_queue_pairs; i++) { + snprintf(p, ETH_GSTRING_LEN, "tx-%u.tx_packets", i); + p += ETH_GSTRING_LEN; + snprintf(p, ETH_GSTRING_LEN, "tx-%u.tx_bytes", i); + p += ETH_GSTRING_LEN; + } + for (i = 0; i < vsi->num_queue_pairs; i++) { + snprintf(p, ETH_GSTRING_LEN, "rx-%u.rx_packets", i); + p += ETH_GSTRING_LEN; + snprintf(p, ETH_GSTRING_LEN, "rx-%u.rx_bytes", i); + p += ETH_GSTRING_LEN; + } + if (vsi == pf->vsi[pf->lan_vsi]) { + for (i = 0; i < I40E_GLOBAL_STATS_LEN; i++) { + snprintf(p, ETH_GSTRING_LEN, "port.%s", + i40e_gstrings_stats[i].stat_string); + p += ETH_GSTRING_LEN; + } + for (i = 0; i < I40E_MAX_USER_PRIORITY; i++) { + snprintf(p, ETH_GSTRING_LEN, + "port.tx_priority_%u_xon", i); + p += ETH_GSTRING_LEN; + snprintf(p, ETH_GSTRING_LEN, + "port.tx_priority_%u_xoff", i); + p += ETH_GSTRING_LEN; + } + for (i = 0; i < I40E_MAX_USER_PRIORITY; i++) { + snprintf(p, ETH_GSTRING_LEN, + "port.rx_priority_%u_xon", i); + p += ETH_GSTRING_LEN; + snprintf(p, ETH_GSTRING_LEN, + "port.rx_priority_%u_xoff", i); + p += ETH_GSTRING_LEN; + } + for (i = 0; i < I40E_MAX_USER_PRIORITY; i++) { + snprintf(p, ETH_GSTRING_LEN, + "port.rx_priority_%u_xon_2_xoff", i); + p += ETH_GSTRING_LEN; + } + } + /* BUG_ON(p - data != I40E_STATS_LEN * ETH_GSTRING_LEN); */ + break; + } +} + +static int i40e_get_ts_info(struct net_device *dev, + struct ethtool_ts_info *info) +{ + return ethtool_op_get_ts_info(dev, info); +} + +static int i40e_link_test(struct i40e_pf *pf, u64 *data) +{ + if (i40e_get_link_status(&pf->hw)) + *data = 0; + else + *data = 1; + + return *data; +} + +static int i40e_reg_test(struct i40e_pf *pf, u64 *data) +{ + i40e_status ret; + + ret = i40e_diag_reg_test(&pf->hw); + *data = ret; + + return ret; +} + +static int i40e_eeprom_test(struct i40e_pf *pf, u64 *data) +{ + i40e_status ret; + + ret = i40e_diag_eeprom_test(&pf->hw); + *data = ret; + + return ret; +} + +static int i40e_intr_test(struct i40e_pf *pf, u64 *data) +{ + *data = -ENOSYS; + + return *data; +} + +static int i40e_loopback_test(struct i40e_pf *pf, u64 *data) +{ + *data = -ENOSYS; + + return *data; +} + +static void i40e_diag_test(struct net_device *netdev, + struct ethtool_test *eth_test, u64 *data) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_pf *pf = np->vsi->back; + + set_bit(__I40E_TESTING, &pf->state); + if (eth_test->flags == ETH_TEST_FL_OFFLINE) { + /* Offline tests */ + + netdev_info(netdev, "offline testing starting\n"); + + /* Link test performed before hardware reset + * so autoneg doesn't interfere with test result + */ + netdev_info(netdev, "link test starting\n"); + if (i40e_link_test(pf, &data[I40E_ETH_TEST_LINK])) + eth_test->flags |= ETH_TEST_FL_FAILED; + + netdev_info(netdev, "register test starting\n"); + if (i40e_reg_test(pf, &data[I40E_ETH_TEST_REG])) + eth_test->flags |= ETH_TEST_FL_FAILED; + + i40e_do_reset(pf, (1 << __I40E_PF_RESET_REQUESTED)); + netdev_info(netdev, "eeprom test starting\n"); + if (i40e_eeprom_test(pf, &data[I40E_ETH_TEST_EEPROM])) + eth_test->flags |= ETH_TEST_FL_FAILED; + + i40e_do_reset(pf, (1 << __I40E_PF_RESET_REQUESTED)); + netdev_info(netdev, "interrupt test starting\n"); + if (i40e_intr_test(pf, &data[I40E_ETH_TEST_INTR])) + eth_test->flags |= ETH_TEST_FL_FAILED; + + i40e_do_reset(pf, (1 << __I40E_PF_RESET_REQUESTED)); + netdev_info(netdev, "loopback test starting\n"); + if (i40e_loopback_test(pf, &data[I40E_ETH_TEST_LOOPBACK])) + eth_test->flags |= ETH_TEST_FL_FAILED; + + } else { + netdev_info(netdev, "online test starting\n"); + /* Online tests */ + if (i40e_link_test(pf, &data[I40E_ETH_TEST_LINK])) + eth_test->flags |= ETH_TEST_FL_FAILED; + + /* Offline only tests, not run in online; pass by default */ + data[I40E_ETH_TEST_REG] = 0; + data[I40E_ETH_TEST_EEPROM] = 0; + data[I40E_ETH_TEST_INTR] = 0; + data[I40E_ETH_TEST_LOOPBACK] = 0; + + clear_bit(__I40E_TESTING, &pf->state); + } +} + +static void i40e_get_wol(struct net_device *netdev, + struct ethtool_wolinfo *wol) +{ + wol->supported = 0; + wol->wolopts = 0; +} + +static int i40e_nway_reset(struct net_device *netdev) +{ + /* restart autonegotiation */ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_pf *pf = np->vsi->back; + struct i40e_hw *hw = &pf->hw; + i40e_status ret = 0; + + ret = i40e_aq_set_link_restart_an(hw, NULL); + if (ret) { + netdev_info(netdev, "link restart failed, aq_err=%d\n", + pf->hw.aq.asq_last_status); + return -EIO; + } + + return 0; +} + +static int i40e_set_phys_id(struct net_device *netdev, + enum ethtool_phys_id_state state) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_pf *pf = np->vsi->back; + struct i40e_hw *hw = &pf->hw; + int blink_freq = 2; + + switch (state) { + case ETHTOOL_ID_ACTIVE: + pf->led_status = i40e_led_get(hw); + return blink_freq; + case ETHTOOL_ID_ON: + i40e_led_set(hw, 0xF); + break; + case ETHTOOL_ID_OFF: + i40e_led_set(hw, 0x0); + break; + case ETHTOOL_ID_INACTIVE: + i40e_led_set(hw, pf->led_status); + break; + } + + return 0; +} + +/* NOTE: i40e hardware uses a conversion factor of 2 for Interrupt + * Throttle Rate (ITR) ie. ITR(1) = 2us ITR(10) = 20 us, and also + * 125us (8000 interrupts per second) == ITR(62) + */ + +static int i40e_get_coalesce(struct net_device *netdev, + struct ethtool_coalesce *ec) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_vsi *vsi = np->vsi; + + ec->tx_max_coalesced_frames_irq = vsi->work_limit; + ec->rx_max_coalesced_frames_irq = vsi->work_limit; + + if (ITR_IS_DYNAMIC(vsi->rx_itr_setting)) + ec->rx_coalesce_usecs = 1; + else + ec->rx_coalesce_usecs = vsi->rx_itr_setting; + + if (ITR_IS_DYNAMIC(vsi->tx_itr_setting)) + ec->tx_coalesce_usecs = 1; + else + ec->tx_coalesce_usecs = vsi->tx_itr_setting; + + return 0; +} + +static int i40e_set_coalesce(struct net_device *netdev, + struct ethtool_coalesce *ec) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_q_vector *q_vector; + struct i40e_vsi *vsi = np->vsi; + struct i40e_pf *pf = vsi->back; + struct i40e_hw *hw = &pf->hw; + u16 vector; + int i; + + if (ec->tx_max_coalesced_frames_irq || ec->rx_max_coalesced_frames_irq) + vsi->work_limit = ec->tx_max_coalesced_frames_irq; + + switch (ec->rx_coalesce_usecs) { + case 0: + vsi->rx_itr_setting = 0; + break; + case 1: + vsi->rx_itr_setting = (I40E_ITR_DYNAMIC | + ITR_REG_TO_USEC(I40E_ITR_RX_DEF)); + break; + default: + if ((ec->rx_coalesce_usecs < (I40E_MIN_ITR << 1)) || + (ec->rx_coalesce_usecs > (I40E_MAX_ITR << 1))) + return -EINVAL; + vsi->rx_itr_setting = ec->rx_coalesce_usecs; + break; + } + + switch (ec->tx_coalesce_usecs) { + case 0: + vsi->tx_itr_setting = 0; + break; + case 1: + vsi->tx_itr_setting = (I40E_ITR_DYNAMIC | + ITR_REG_TO_USEC(I40E_ITR_TX_DEF)); + break; + default: + if ((ec->tx_coalesce_usecs < (I40E_MIN_ITR << 1)) || + (ec->tx_coalesce_usecs > (I40E_MAX_ITR << 1))) + return -EINVAL; + vsi->tx_itr_setting = ec->tx_coalesce_usecs; + break; + } + + vector = vsi->base_vector; + q_vector = vsi->q_vectors; + for (i = 0; i < vsi->num_q_vectors; i++, vector++, q_vector++) { + q_vector->rx.itr = ITR_TO_REG(vsi->rx_itr_setting); + wr32(hw, I40E_PFINT_ITRN(0, vector - 1), q_vector->rx.itr); + q_vector->tx.itr = ITR_TO_REG(vsi->tx_itr_setting); + wr32(hw, I40E_PFINT_ITRN(1, vector - 1), q_vector->tx.itr); + i40e_flush(hw); + } + + return 0; +} + +/** + * i40e_get_rss_hash_opts - Get RSS hash Input Set for each flow type + * @pf: pointer to the physical function struct + * @cmd: ethtool rxnfc command + * + * Returns Success if the flow is supported, else Invalid Input. + **/ +static int i40e_get_rss_hash_opts(struct i40e_pf *pf, struct ethtool_rxnfc *cmd) +{ + cmd->data = 0; + + /* Report default options for RSS on i40e */ + switch (cmd->flow_type) { + case TCP_V4_FLOW: + case UDP_V4_FLOW: + cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; + /* fall through to add IP fields */ + case SCTP_V4_FLOW: + case AH_ESP_V4_FLOW: + case AH_V4_FLOW: + case ESP_V4_FLOW: + case IPV4_FLOW: + cmd->data |= RXH_IP_SRC | RXH_IP_DST; + break; + case TCP_V6_FLOW: + case UDP_V6_FLOW: + cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; + /* fall through to add IP fields */ + case SCTP_V6_FLOW: + case AH_ESP_V6_FLOW: + case AH_V6_FLOW: + case ESP_V6_FLOW: + case IPV6_FLOW: + cmd->data |= RXH_IP_SRC | RXH_IP_DST; + break; + default: + return -EINVAL; + } + + return 0; +} + +/** + * i40e_get_rxnfc - command to get RX flow classification rules + * @netdev: network interface device structure + * @cmd: ethtool rxnfc command + * + * Returns Success if the command is supported. + **/ +static int i40e_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd, + u32 *rule_locs) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_vsi *vsi = np->vsi; + struct i40e_pf *pf = vsi->back; + int ret = -EOPNOTSUPP; + + switch (cmd->cmd) { + case ETHTOOL_GRXRINGS: + cmd->data = vsi->alloc_queue_pairs; + ret = 0; + break; + case ETHTOOL_GRXFH: + ret = i40e_get_rss_hash_opts(pf, cmd); + break; + case ETHTOOL_GRXCLSRLCNT: + ret = 0; + break; + case ETHTOOL_GRXCLSRULE: + ret = 0; + break; + case ETHTOOL_GRXCLSRLALL: + cmd->data = 500; + ret = 0; + default: + break; + } + + return ret; +} + +/** + * i40e_set_rss_hash_opt - Enable/Disable flow types for RSS hash + * @pf: pointer to the physical function struct + * @cmd: ethtool rxnfc command + * + * Returns Success if the flow input set is supported. + **/ +static int i40e_set_rss_hash_opt(struct i40e_pf *pf, struct ethtool_rxnfc *nfc) +{ + struct i40e_hw *hw = &pf->hw; + u64 hena = (u64)rd32(hw, I40E_PFQF_HENA(0)) | + ((u64)rd32(hw, I40E_PFQF_HENA(1)) << 32); + + /* RSS does not support anything other than hashing + * to queues on src and dst IPs and ports + */ + if (nfc->data & ~(RXH_IP_SRC | RXH_IP_DST | + RXH_L4_B_0_1 | RXH_L4_B_2_3)) + return -EINVAL; + + /* We need at least the IP SRC and DEST fields for hashing */ + if (!(nfc->data & RXH_IP_SRC) || + !(nfc->data & RXH_IP_DST)) + return -EINVAL; + + switch (nfc->flow_type) { + case TCP_V4_FLOW: + switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { + case 0: + hena &= ~((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV4_TCP); + break; + case (RXH_L4_B_0_1 | RXH_L4_B_2_3): + hena |= ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV4_TCP); + break; + default: + return -EINVAL; + } + break; + case TCP_V6_FLOW: + switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { + case 0: + hena &= ~((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV6_TCP); + break; + case (RXH_L4_B_0_1 | RXH_L4_B_2_3): + hena |= ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV6_TCP); + break; + default: + return -EINVAL; + } + break; + case UDP_V4_FLOW: + switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { + case 0: + hena &= + ~(((u64)1 << I40E_FILTER_PCTYPE_NONF_UNICAST_IPV4_UDP) | + ((u64)1 << I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV4_UDP) | + ((u64)1 << I40E_FILTER_PCTYPE_FRAG_IPV4)); + break; + case (RXH_L4_B_0_1 | RXH_L4_B_2_3): + hena |= + (((u64)1 << I40E_FILTER_PCTYPE_NONF_UNICAST_IPV4_UDP) | + ((u64)1 << I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV4_UDP) | + ((u64)1 << I40E_FILTER_PCTYPE_FRAG_IPV4)); + break; + default: + return -EINVAL; + } + break; + case UDP_V6_FLOW: + switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { + case 0: + hena &= + ~(((u64)1 << I40E_FILTER_PCTYPE_NONF_UNICAST_IPV6_UDP) | + ((u64)1 << I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV6_UDP) | + ((u64)1 << I40E_FILTER_PCTYPE_FRAG_IPV6)); + break; + case (RXH_L4_B_0_1 | RXH_L4_B_2_3): + hena |= + (((u64)1 << I40E_FILTER_PCTYPE_NONF_UNICAST_IPV6_UDP) | + ((u64)1 << I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV6_UDP) | + ((u64)1 << I40E_FILTER_PCTYPE_FRAG_IPV6)); + break; + default: + return -EINVAL; + } + break; + case AH_ESP_V4_FLOW: + case AH_V4_FLOW: + case ESP_V4_FLOW: + case SCTP_V4_FLOW: + if ((nfc->data & RXH_L4_B_0_1) || + (nfc->data & RXH_L4_B_2_3)) + return -EINVAL; + hena |= ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV4_OTHER); + break; + case AH_ESP_V6_FLOW: + case AH_V6_FLOW: + case ESP_V6_FLOW: + case SCTP_V6_FLOW: + if ((nfc->data & RXH_L4_B_0_1) || + (nfc->data & RXH_L4_B_2_3)) + return -EINVAL; + hena |= ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV6_OTHER); + break; + case IPV4_FLOW: + hena |= ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV4_OTHER) | + ((u64)1 << I40E_FILTER_PCTYPE_FRAG_IPV4); + break; + case IPV6_FLOW: + hena |= ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV6_OTHER) | + ((u64)1 << I40E_FILTER_PCTYPE_FRAG_IPV6); + break; + default: + return -EINVAL; + } + + wr32(hw, I40E_PFQF_HENA(0), (u32)hena); + wr32(hw, I40E_PFQF_HENA(1), (u32)(hena >> 32)); + i40e_flush(hw); + + return 0; +} + +#define IP_HEADER_OFFSET 14 +/** + * i40e_add_del_fdir_udpv4 - Add/Remove UDPv4 Flow Director filters for + * a specific flow spec + * @vsi: pointer to the targeted VSI + * @fd_data: the flow director data required from the FDir descriptor + * @ethtool_rx_flow_spec: the flow spec + * @add: true adds a filter, false removes it + * + * Returns 0 if the filters were successfully added or removed + **/ +static int i40e_add_del_fdir_udpv4(struct i40e_vsi *vsi, + struct i40e_fdir_data *fd_data, + struct ethtool_rx_flow_spec *fsp, bool add) +{ + struct i40e_pf *pf = vsi->back; + struct udphdr *udp; + struct iphdr *ip; + bool err = false; + int ret; + int i; + + ip = (struct iphdr *)(fd_data->raw_packet + IP_HEADER_OFFSET); + udp = (struct udphdr *)(fd_data->raw_packet + IP_HEADER_OFFSET + + sizeof(struct iphdr)); + + ip->saddr = fsp->h_u.tcp_ip4_spec.ip4src; + ip->daddr = fsp->h_u.tcp_ip4_spec.ip4dst; + udp->source = fsp->h_u.tcp_ip4_spec.psrc; + udp->dest = fsp->h_u.tcp_ip4_spec.pdst; + + for (i = I40E_FILTER_PCTYPE_NONF_UNICAST_IPV4_UDP; + i <= I40E_FILTER_PCTYPE_NONF_IPV4_UDP; i++) { + fd_data->pctype = i; + ret = i40e_program_fdir_filter(fd_data, pf, add); + + if (ret) { + dev_info(&pf->pdev->dev, + "Filter command send failed for PCTYPE %d (ret = %d)\n", + fd_data->pctype, ret); + err = true; + } else { + dev_info(&pf->pdev->dev, + "Filter OK for PCTYPE %d (ret = %d)\n", + fd_data->pctype, ret); + } + } + + return err ? -EOPNOTSUPP : 0; +} + +/** + * i40e_add_del_fdir_tcpv4 - Add/Remove TCPv4 Flow Director filters for + * a specific flow spec + * @vsi: pointer to the targeted VSI + * @fd_data: the flow director data required from the FDir descriptor + * @ethtool_rx_flow_spec: the flow spec + * @add: true adds a filter, false removes it + * + * Returns 0 if the filters were successfully added or removed + **/ +static int i40e_add_del_fdir_tcpv4(struct i40e_vsi *vsi, + struct i40e_fdir_data *fd_data, + struct ethtool_rx_flow_spec *fsp, bool add) +{ + struct i40e_pf *pf = vsi->back; + struct tcphdr *tcp; + struct iphdr *ip; + bool err = false; + int ret; + + ip = (struct iphdr *)(fd_data->raw_packet + IP_HEADER_OFFSET); + tcp = (struct tcphdr *)(fd_data->raw_packet + IP_HEADER_OFFSET + + sizeof(struct iphdr)); + + ip->daddr = fsp->h_u.tcp_ip4_spec.ip4dst; + tcp->dest = fsp->h_u.tcp_ip4_spec.pdst; + + fd_data->pctype = I40E_FILTER_PCTYPE_NONF_IPV4_TCP_SYN; + ret = i40e_program_fdir_filter(fd_data, pf, add); + + if (ret) { + dev_info(&pf->pdev->dev, + "Filter command send failed for PCTYPE %d (ret = %d)\n", + fd_data->pctype, ret); + err = true; + } else { + dev_info(&pf->pdev->dev, "Filter OK for PCTYPE %d (ret = %d)\n", + fd_data->pctype, ret); + } + + ip->saddr = fsp->h_u.tcp_ip4_spec.ip4src; + tcp->source = fsp->h_u.tcp_ip4_spec.psrc; + + fd_data->pctype = I40E_FILTER_PCTYPE_NONF_IPV4_TCP; + + ret = i40e_program_fdir_filter(fd_data, pf, add); + if (ret) { + dev_info(&pf->pdev->dev, + "Filter command send failed for PCTYPE %d (ret = %d)\n", + fd_data->pctype, ret); + err = true; + } else { + dev_info(&pf->pdev->dev, "Filter OK for PCTYPE %d (ret = %d)\n", + fd_data->pctype, ret); + } + + return err ? -EOPNOTSUPP : 0; +} + +/** + * i40e_add_del_fdir_sctpv4 - Add/Remove SCTPv4 Flow Director filters for + * a specific flow spec + * @vsi: pointer to the targeted VSI + * @fd_data: the flow director data required from the FDir descriptor + * @ethtool_rx_flow_spec: the flow spec + * @add: true adds a filter, false removes it + * + * Returns 0 if the filters were successfully added or removed + **/ +static int i40e_add_del_fdir_sctpv4(struct i40e_vsi *vsi, + struct i40e_fdir_data *fd_data, + struct ethtool_rx_flow_spec *fsp, bool add) +{ + return -EOPNOTSUPP; +} + +/** + * i40e_add_del_fdir_ipv4 - Add/Remove IPv4 Flow Director filters for + * a specific flow spec + * @vsi: pointer to the targeted VSI + * @fd_data: the flow director data required for the FDir descriptor + * @fsp: the ethtool flow spec + * @add: true adds a filter, false removes it + * + * Returns 0 if the filters were successfully added or removed + **/ +static int i40e_add_del_fdir_ipv4(struct i40e_vsi *vsi, + struct i40e_fdir_data *fd_data, + struct ethtool_rx_flow_spec *fsp, bool add) +{ + struct i40e_pf *pf = vsi->back; + struct iphdr *ip; + bool err = false; + int ret; + int i; + + ip = (struct iphdr *)(fd_data->raw_packet + IP_HEADER_OFFSET); + + ip->saddr = fsp->h_u.usr_ip4_spec.ip4src; + ip->daddr = fsp->h_u.usr_ip4_spec.ip4dst; + ip->protocol = fsp->h_u.usr_ip4_spec.proto; + + for (i = I40E_FILTER_PCTYPE_NONF_IPV4_OTHER; + i <= I40E_FILTER_PCTYPE_FRAG_IPV4; i++) { + fd_data->pctype = i; + ret = i40e_program_fdir_filter(fd_data, pf, add); + + if (ret) { + dev_info(&pf->pdev->dev, + "Filter command send failed for PCTYPE %d (ret = %d)\n", + fd_data->pctype, ret); + err = true; + } else { + dev_info(&pf->pdev->dev, + "Filter OK for PCTYPE %d (ret = %d)\n", + fd_data->pctype, ret); + } + } + + return err ? -EOPNOTSUPP : 0; +} + +/** + * i40e_add_del_fdir_ethtool - Add/Remove Flow Director filters for + * a specific flow spec based on their protocol + * @vsi: pointer to the targeted VSI + * @cmd: command to get or set RX flow classification rules + * @add: true adds a filter, false removes it + * + * Returns 0 if the filters were successfully added or removed + **/ +static int i40e_add_del_fdir_ethtool(struct i40e_vsi *vsi, + struct ethtool_rxnfc *cmd, bool add) +{ + struct i40e_fdir_data fd_data; + int ret = -EINVAL; + struct i40e_pf *pf; + struct ethtool_rx_flow_spec *fsp = + (struct ethtool_rx_flow_spec *)&cmd->fs; + + if (!vsi) + return -EINVAL; + + pf = vsi->back; + + if ((fsp->ring_cookie != RX_CLS_FLOW_DISC) && + (fsp->ring_cookie >= vsi->num_queue_pairs)) + return -EINVAL; + + /* Populate the Flow Director that we have at the moment + * and allocate the raw packet buffer for the calling functions + */ + fd_data.raw_packet = kzalloc(I40E_FDIR_MAX_RAW_PACKET_LOOKUP, + GFP_KERNEL); + + if (!fd_data.raw_packet) { + dev_info(&pf->pdev->dev, "Could not allocate memory\n"); + return -ENOMEM; + } + + fd_data.q_index = fsp->ring_cookie; + fd_data.flex_off = 0; + fd_data.pctype = 0; + fd_data.dest_vsi = vsi->id; + fd_data.dest_ctl = 0; + fd_data.fd_status = 0; + fd_data.cnt_index = 0; + fd_data.fd_id = 0; + + switch (fsp->flow_type & ~FLOW_EXT) { + case TCP_V4_FLOW: + ret = i40e_add_del_fdir_tcpv4(vsi, &fd_data, fsp, add); + break; + case UDP_V4_FLOW: + ret = i40e_add_del_fdir_udpv4(vsi, &fd_data, fsp, add); + break; + case SCTP_V4_FLOW: + ret = i40e_add_del_fdir_sctpv4(vsi, &fd_data, fsp, add); + break; + case IPV4_FLOW: + ret = i40e_add_del_fdir_ipv4(vsi, &fd_data, fsp, add); + break; + case IP_USER_FLOW: + switch (fsp->h_u.usr_ip4_spec.proto) { + case IPPROTO_TCP: + ret = i40e_add_del_fdir_tcpv4(vsi, &fd_data, fsp, add); + break; + case IPPROTO_UDP: + ret = i40e_add_del_fdir_udpv4(vsi, &fd_data, fsp, add); + break; + case IPPROTO_SCTP: + ret = i40e_add_del_fdir_sctpv4(vsi, &fd_data, fsp, add); + break; + default: + ret = i40e_add_del_fdir_ipv4(vsi, &fd_data, fsp, add); + break; + } + break; + default: + dev_info(&pf->pdev->dev, "Could not specify spec type\n"); + ret = -EINVAL; + } + + kfree(fd_data.raw_packet); + fd_data.raw_packet = NULL; + + return ret; +} +/** + * i40e_set_rxnfc - command to set RX flow classification rules + * @netdev: network interface device structure + * @cmd: ethtool rxnfc command + * + * Returns Success if the command is supported. + **/ +static int i40e_set_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_vsi *vsi = np->vsi; + struct i40e_pf *pf = vsi->back; + int ret = -EOPNOTSUPP; + + switch (cmd->cmd) { + case ETHTOOL_SRXFH: + ret = i40e_set_rss_hash_opt(pf, cmd); + break; + case ETHTOOL_SRXCLSRLINS: + ret = i40e_add_del_fdir_ethtool(vsi, cmd, true); + break; + case ETHTOOL_SRXCLSRLDEL: + ret = i40e_add_del_fdir_ethtool(vsi, cmd, false); + break; + default: + break; + } + + return ret; +} + +static const struct ethtool_ops i40e_ethtool_ops = { + .get_settings = i40e_get_settings, + .get_drvinfo = i40e_get_drvinfo, + .get_regs_len = i40e_get_regs_len, + .get_regs = i40e_get_regs, + .nway_reset = i40e_nway_reset, + .get_link = ethtool_op_get_link, + .get_wol = i40e_get_wol, + .get_eeprom_len = i40e_get_eeprom_len, + .get_eeprom = i40e_get_eeprom, + .get_ringparam = i40e_get_ringparam, + .set_ringparam = i40e_set_ringparam, + .get_pauseparam = i40e_get_pauseparam, + .get_msglevel = i40e_get_msglevel, + .set_msglevel = i40e_set_msglevel, + .get_rxnfc = i40e_get_rxnfc, + .set_rxnfc = i40e_set_rxnfc, + .self_test = i40e_diag_test, + .get_strings = i40e_get_strings, + .set_phys_id = i40e_set_phys_id, + .get_sset_count = i40e_get_sset_count, + .get_ethtool_stats = i40e_get_ethtool_stats, + .get_coalesce = i40e_get_coalesce, + .set_coalesce = i40e_set_coalesce, + .get_ts_info = i40e_get_ts_info, +}; + +void i40e_set_ethtool_ops(struct net_device *netdev) +{ + SET_ETHTOOL_OPS(netdev, &i40e_ethtool_ops); +} diff --git a/drivers/net/ethernet/intel/i40e/i40e_hmc.c b/drivers/net/ethernet/intel/i40e/i40e_hmc.c new file mode 100644 index 00000000000..901804af8b0 --- /dev/null +++ b/drivers/net/ethernet/intel/i40e/i40e_hmc.c @@ -0,0 +1,366 @@ +/******************************************************************************* + * + * Intel Ethernet Controller XL710 Family Linux Driver + * Copyright(c) 2013 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + * + ******************************************************************************/ + +#include "i40e_osdep.h" +#include "i40e_register.h" +#include "i40e_status.h" +#include "i40e_alloc.h" +#include "i40e_hmc.h" +#include "i40e_type.h" + +/** + * i40e_add_sd_table_entry - Adds a segment descriptor to the table + * @hw: pointer to our hw struct + * @hmc_info: pointer to the HMC configuration information struct + * @sd_index: segment descriptor index to manipulate + * @type: what type of segment descriptor we're manipulating + * @direct_mode_sz: size to alloc in direct mode + **/ +i40e_status i40e_add_sd_table_entry(struct i40e_hw *hw, + struct i40e_hmc_info *hmc_info, + u32 sd_index, + enum i40e_sd_entry_type type, + u64 direct_mode_sz) +{ + enum i40e_memory_type mem_type __attribute__((unused)); + i40e_status ret_code = 0; + struct i40e_hmc_sd_entry *sd_entry; + bool dma_mem_alloc_done = false; + struct i40e_dma_mem mem; + u64 alloc_len; + + if (NULL == hmc_info->sd_table.sd_entry) { + ret_code = I40E_ERR_BAD_PTR; + hw_dbg(hw, "i40e_add_sd_table_entry: bad sd_entry\n"); + goto exit; + } + + if (sd_index >= hmc_info->sd_table.sd_cnt) { + ret_code = I40E_ERR_INVALID_SD_INDEX; + hw_dbg(hw, "i40e_add_sd_table_entry: bad sd_index\n"); + goto exit; + } + + sd_entry = &hmc_info->sd_table.sd_entry[sd_index]; + if (!sd_entry->valid) { + if (I40E_SD_TYPE_PAGED == type) { + mem_type = i40e_mem_pd; + alloc_len = I40E_HMC_PAGED_BP_SIZE; + } else { + mem_type = i40e_mem_bp_jumbo; + alloc_len = direct_mode_sz; + } + + /* allocate a 4K pd page or 2M backing page */ + ret_code = i40e_allocate_dma_mem(hw, &mem, mem_type, alloc_len, + I40E_HMC_PD_BP_BUF_ALIGNMENT); + if (ret_code) + goto exit; + dma_mem_alloc_done = true; + if (I40E_SD_TYPE_PAGED == type) { + ret_code = i40e_allocate_virt_mem(hw, + &sd_entry->u.pd_table.pd_entry_virt_mem, + sizeof(struct i40e_hmc_pd_entry) * 512); + if (ret_code) + goto exit; + sd_entry->u.pd_table.pd_entry = + (struct i40e_hmc_pd_entry *) + sd_entry->u.pd_table.pd_entry_virt_mem.va; + memcpy(&sd_entry->u.pd_table.pd_page_addr, &mem, + sizeof(struct i40e_dma_mem)); + } else { + memcpy(&sd_entry->u.bp.addr, &mem, + sizeof(struct i40e_dma_mem)); + sd_entry->u.bp.sd_pd_index = sd_index; + } + /* initialize the sd entry */ + hmc_info->sd_table.sd_entry[sd_index].entry_type = type; + + /* increment the ref count */ + I40E_INC_SD_REFCNT(&hmc_info->sd_table); + } + /* Increment backing page reference count */ + if (I40E_SD_TYPE_DIRECT == sd_entry->entry_type) + I40E_INC_BP_REFCNT(&sd_entry->u.bp); +exit: + if (ret_code) + if (dma_mem_alloc_done) + i40e_free_dma_mem(hw, &mem); + + return ret_code; +} + +/** + * i40e_add_pd_table_entry - Adds page descriptor to the specified table + * @hw: pointer to our HW structure + * @hmc_info: pointer to the HMC configuration information structure + * @pd_index: which page descriptor index to manipulate + * + * This function: + * 1. Initializes the pd entry + * 2. Adds pd_entry in the pd_table + * 3. Mark the entry valid in i40e_hmc_pd_entry structure + * 4. Initializes the pd_entry's ref count to 1 + * assumptions: + * 1. The memory for pd should be pinned down, physically contiguous and + * aligned on 4K boundary and zeroed memory. + * 2. It should be 4K in size. + **/ +i40e_status i40e_add_pd_table_entry(struct i40e_hw *hw, + struct i40e_hmc_info *hmc_info, + u32 pd_index) +{ + i40e_status ret_code = 0; + struct i40e_hmc_pd_table *pd_table; + struct i40e_hmc_pd_entry *pd_entry; + struct i40e_dma_mem mem; + u32 sd_idx, rel_pd_idx; + u64 *pd_addr; + u64 page_desc; + + if (pd_index / I40E_HMC_PD_CNT_IN_SD >= hmc_info->sd_table.sd_cnt) { + ret_code = I40E_ERR_INVALID_PAGE_DESC_INDEX; + hw_dbg(hw, "i40e_add_pd_table_entry: bad pd_index\n"); + goto exit; + } + + /* find corresponding sd */ + sd_idx = (pd_index / I40E_HMC_PD_CNT_IN_SD); + if (I40E_SD_TYPE_PAGED != + hmc_info->sd_table.sd_entry[sd_idx].entry_type) + goto exit; + + rel_pd_idx = (pd_index % I40E_HMC_PD_CNT_IN_SD); + pd_table = &hmc_info->sd_table.sd_entry[sd_idx].u.pd_table; + pd_entry = &pd_table->pd_entry[rel_pd_idx]; + if (!pd_entry->valid) { + /* allocate a 4K backing page */ + ret_code = i40e_allocate_dma_mem(hw, &mem, i40e_mem_bp, + I40E_HMC_PAGED_BP_SIZE, + I40E_HMC_PD_BP_BUF_ALIGNMENT); + if (ret_code) + goto exit; + + memcpy(&pd_entry->bp.addr, &mem, sizeof(struct i40e_dma_mem)); + pd_entry->bp.sd_pd_index = pd_index; + pd_entry->bp.entry_type = I40E_SD_TYPE_PAGED; + /* Set page address and valid bit */ + page_desc = mem.pa | 0x1; + + pd_addr = (u64 *)pd_table->pd_page_addr.va; + pd_addr += rel_pd_idx; + + /* Add the backing page physical address in the pd entry */ + memcpy(pd_addr, &page_desc, sizeof(u64)); + + pd_entry->sd_index = sd_idx; + pd_entry->valid = true; + I40E_INC_PD_REFCNT(pd_table); + } + I40E_INC_BP_REFCNT(&pd_entry->bp); +exit: + return ret_code; +} + +/** + * i40e_remove_pd_bp - remove a backing page from a page descriptor + * @hw: pointer to our HW structure + * @hmc_info: pointer to the HMC configuration information structure + * @idx: the page index + * @is_pf: distinguishes a VF from a PF + * + * This function: + * 1. Marks the entry in pd tabe (for paged address mode) or in sd table + * (for direct address mode) invalid. + * 2. Write to register PMPDINV to invalidate the backing page in FV cache + * 3. Decrement the ref count for the pd _entry + * assumptions: + * 1. Caller can deallocate the memory used by backing storage after this + * function returns. + **/ +i40e_status i40e_remove_pd_bp(struct i40e_hw *hw, + struct i40e_hmc_info *hmc_info, + u32 idx, bool is_pf) +{ + i40e_status ret_code = 0; + struct i40e_hmc_pd_entry *pd_entry; + struct i40e_hmc_pd_table *pd_table; + struct i40e_hmc_sd_entry *sd_entry; + u32 sd_idx, rel_pd_idx; + u64 *pd_addr; + + /* calculate index */ + sd_idx = idx / I40E_HMC_PD_CNT_IN_SD; + rel_pd_idx = idx % I40E_HMC_PD_CNT_IN_SD; + if (sd_idx >= hmc_info->sd_table.sd_cnt) { + ret_code = I40E_ERR_INVALID_PAGE_DESC_INDEX; + hw_dbg(hw, "i40e_remove_pd_bp: bad idx\n"); + goto exit; + } + sd_entry = &hmc_info->sd_table.sd_entry[sd_idx]; + if (I40E_SD_TYPE_PAGED != sd_entry->entry_type) { + ret_code = I40E_ERR_INVALID_SD_TYPE; + hw_dbg(hw, "i40e_remove_pd_bp: wrong sd_entry type\n"); + goto exit; + } + /* get the entry and decrease its ref counter */ + pd_table = &hmc_info->sd_table.sd_entry[sd_idx].u.pd_table; + pd_entry = &pd_table->pd_entry[rel_pd_idx]; + I40E_DEC_BP_REFCNT(&pd_entry->bp); + if (pd_entry->bp.ref_cnt) + goto exit; + + /* mark the entry invalid */ + pd_entry->valid = false; + I40E_DEC_PD_REFCNT(pd_table); + pd_addr = (u64 *)pd_table->pd_page_addr.va; + pd_addr += rel_pd_idx; + memset(pd_addr, 0, sizeof(u64)); + if (is_pf) + I40E_INVALIDATE_PF_HMC_PD(hw, sd_idx, idx); + else + I40E_INVALIDATE_VF_HMC_PD(hw, sd_idx, idx, hmc_info->hmc_fn_id); + + /* free memory here */ + ret_code = i40e_free_dma_mem(hw, &(pd_entry->bp.addr)); + if (ret_code) + goto exit; + if (!pd_table->ref_cnt) + i40e_free_virt_mem(hw, &pd_table->pd_entry_virt_mem); +exit: + return ret_code; +} + +/** + * i40e_prep_remove_sd_bp - Prepares to remove a backing page from a sd entry + * @hmc_info: pointer to the HMC configuration information structure + * @idx: the page index + **/ +i40e_status i40e_prep_remove_sd_bp(struct i40e_hmc_info *hmc_info, + u32 idx) +{ + i40e_status ret_code = 0; + struct i40e_hmc_sd_entry *sd_entry; + + /* get the entry and decrease its ref counter */ + sd_entry = &hmc_info->sd_table.sd_entry[idx]; + I40E_DEC_BP_REFCNT(&sd_entry->u.bp); + if (sd_entry->u.bp.ref_cnt) { + ret_code = I40E_ERR_NOT_READY; + goto exit; + } + I40E_DEC_SD_REFCNT(&hmc_info->sd_table); + + /* mark the entry invalid */ + sd_entry->valid = false; +exit: + return ret_code; +} + +/** + * i40e_remove_sd_bp_new - Removes a backing page from a segment descriptor + * @hw: pointer to our hw struct + * @hmc_info: pointer to the HMC configuration information structure + * @idx: the page index + * @is_pf: used to distinguish between VF and PF + **/ +i40e_status i40e_remove_sd_bp_new(struct i40e_hw *hw, + struct i40e_hmc_info *hmc_info, + u32 idx, bool is_pf) +{ + struct i40e_hmc_sd_entry *sd_entry; + i40e_status ret_code = 0; + + /* get the entry and decrease its ref counter */ + sd_entry = &hmc_info->sd_table.sd_entry[idx]; + if (is_pf) { + I40E_CLEAR_PF_SD_ENTRY(hw, idx, I40E_SD_TYPE_DIRECT); + } else { + ret_code = I40E_NOT_SUPPORTED; + goto exit; + } + ret_code = i40e_free_dma_mem(hw, &(sd_entry->u.bp.addr)); + if (ret_code) + goto exit; +exit: + return ret_code; +} + +/** + * i40e_prep_remove_pd_page - Prepares to remove a PD page from sd entry. + * @hmc_info: pointer to the HMC configuration information structure + * @idx: segment descriptor index to find the relevant page descriptor + **/ +i40e_status i40e_prep_remove_pd_page(struct i40e_hmc_info *hmc_info, + u32 idx) +{ + i40e_status ret_code = 0; + struct i40e_hmc_sd_entry *sd_entry; + + sd_entry = &hmc_info->sd_table.sd_entry[idx]; + + if (sd_entry->u.pd_table.ref_cnt) { + ret_code = I40E_ERR_NOT_READY; + goto exit; + } + + /* mark the entry invalid */ + sd_entry->valid = false; + + I40E_DEC_SD_REFCNT(&hmc_info->sd_table); +exit: + return ret_code; +} + +/** + * i40e_remove_pd_page_new - Removes a PD page from sd entry. + * @hw: pointer to our hw struct + * @hmc_info: pointer to the HMC configuration information structure + * @idx: segment descriptor index to find the relevant page descriptor + * @is_pf: used to distinguish between VF and PF + **/ +i40e_status i40e_remove_pd_page_new(struct i40e_hw *hw, + struct i40e_hmc_info *hmc_info, + u32 idx, bool is_pf) +{ + i40e_status ret_code = 0; + struct i40e_hmc_sd_entry *sd_entry; + + sd_entry = &hmc_info->sd_table.sd_entry[idx]; + if (is_pf) { + I40E_CLEAR_PF_SD_ENTRY(hw, idx, I40E_SD_TYPE_PAGED); + } else { + ret_code = I40E_NOT_SUPPORTED; + goto exit; + } + /* free memory here */ + ret_code = i40e_free_dma_mem(hw, &(sd_entry->u.pd_table.pd_page_addr)); + if (ret_code) + goto exit; +exit: + return ret_code; +} diff --git a/drivers/net/ethernet/intel/i40e/i40e_hmc.h b/drivers/net/ethernet/intel/i40e/i40e_hmc.h new file mode 100644 index 00000000000..aacd42a261e --- /dev/null +++ b/drivers/net/ethernet/intel/i40e/i40e_hmc.h @@ -0,0 +1,245 @@ +/******************************************************************************* + * + * Intel Ethernet Controller XL710 Family Linux Driver + * Copyright(c) 2013 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + * + ******************************************************************************/ + +#ifndef _I40E_HMC_H_ +#define _I40E_HMC_H_ + +#define I40E_HMC_MAX_BP_COUNT 512 + +/* forward-declare the HW struct for the compiler */ +struct i40e_hw; + +#define I40E_HMC_INFO_SIGNATURE 0x484D5347 /* HMSG */ +#define I40E_HMC_PD_CNT_IN_SD 512 +#define I40E_HMC_DIRECT_BP_SIZE 0x200000 /* 2M */ +#define I40E_HMC_PAGED_BP_SIZE 4096 +#define I40E_HMC_PD_BP_BUF_ALIGNMENT 4096 +#define I40E_FIRST_VF_FPM_ID 16 + +struct i40e_hmc_obj_info { + u64 base; /* base addr in FPM */ + u32 max_cnt; /* max count available for this hmc func */ + u32 cnt; /* count of objects driver actually wants to create */ + u64 size; /* size in bytes of one object */ +}; + +enum i40e_sd_entry_type { + I40E_SD_TYPE_INVALID = 0, + I40E_SD_TYPE_PAGED = 1, + I40E_SD_TYPE_DIRECT = 2 +}; + +struct i40e_hmc_bp { + enum i40e_sd_entry_type entry_type; + struct i40e_dma_mem addr; /* populate to be used by hw */ + u32 sd_pd_index; + u32 ref_cnt; +}; + +struct i40e_hmc_pd_entry { + struct i40e_hmc_bp bp; + u32 sd_index; + bool valid; +}; + +struct i40e_hmc_pd_table { + struct i40e_dma_mem pd_page_addr; /* populate to be used by hw */ + struct i40e_hmc_pd_entry *pd_entry; /* [512] for sw book keeping */ + struct i40e_virt_mem pd_entry_virt_mem; /* virt mem for pd_entry */ + + u32 ref_cnt; + u32 sd_index; +}; + +struct i40e_hmc_sd_entry { + enum i40e_sd_entry_type entry_type; + bool valid; + + union { + struct i40e_hmc_pd_table pd_table; + struct i40e_hmc_bp bp; + } u; +}; + +struct i40e_hmc_sd_table { + struct i40e_virt_mem addr; /* used to track sd_entry allocations */ + u32 sd_cnt; + u32 ref_cnt; + struct i40e_hmc_sd_entry *sd_entry; /* (sd_cnt*512) entries max */ +}; + +struct i40e_hmc_info { + u32 signature; + /* equals to pci func num for PF and dynamically allocated for VFs */ + u8 hmc_fn_id; + u16 first_sd_index; /* index of the first available SD */ + + /* hmc objects */ + struct i40e_hmc_obj_info *hmc_obj; + struct i40e_virt_mem hmc_obj_virt_mem; + struct i40e_hmc_sd_table sd_table; +}; + +#define I40E_INC_SD_REFCNT(sd_table) ((sd_table)->ref_cnt++) +#define I40E_INC_PD_REFCNT(pd_table) ((pd_table)->ref_cnt++) +#define I40E_INC_BP_REFCNT(bp) ((bp)->ref_cnt++) + +#define I40E_DEC_SD_REFCNT(sd_table) ((sd_table)->ref_cnt--) +#define I40E_DEC_PD_REFCNT(pd_table) ((pd_table)->ref_cnt--) +#define I40E_DEC_BP_REFCNT(bp) ((bp)->ref_cnt--) + +/** + * I40E_SET_PF_SD_ENTRY - marks the sd entry as valid in the hardware + * @hw: pointer to our hw struct + * @pa: pointer to physical address + * @sd_index: segment descriptor index + * @hmc_fn_id: hmc function id + * @type: if sd entry is direct or paged + **/ +#define I40E_SET_PF_SD_ENTRY(hw, pa, sd_index, type) \ +{ \ + u32 val1, val2, val3; \ + val1 = (u32)(upper_32_bits(pa)); \ + val2 = (u32)(pa) | (I40E_HMC_MAX_BP_COUNT << \ + I40E_PFHMC_SDDATALOW_PMSDBPCOUNT_SHIFT) | \ + ((((type) == I40E_SD_TYPE_PAGED) ? 0 : 1) << \ + I40E_PFHMC_SDDATALOW_PMSDTYPE_SHIFT) | \ + (1 << I40E_PFHMC_SDDATALOW_PMSDVALID_SHIFT); \ + val3 = (sd_index) | (1 << I40E_PFHMC_SDCMD_PMSDWR_SHIFT); \ + wr32((hw), I40E_PFHMC_SDDATAHIGH, val1); \ + wr32((hw), I40E_PFHMC_SDDATALOW, val2); \ + wr32((hw), I40E_PFHMC_SDCMD, val3); \ +} + +/** + * I40E_CLEAR_PF_SD_ENTRY - marks the sd entry as invalid in the hardware + * @hw: pointer to our hw struct + * @sd_index: segment descriptor index + * @hmc_fn_id: hmc function id + * @type: if sd entry is direct or paged + **/ +#define I40E_CLEAR_PF_SD_ENTRY(hw, sd_index, type) \ +{ \ + u32 val2, val3; \ + val2 = (I40E_HMC_MAX_BP_COUNT << \ + I40E_PFHMC_SDDATALOW_PMSDBPCOUNT_SHIFT) | \ + ((((type) == I40E_SD_TYPE_PAGED) ? 0 : 1) << \ + I40E_PFHMC_SDDATALOW_PMSDTYPE_SHIFT); \ + val3 = (sd_index) | (1 << I40E_PFHMC_SDCMD_PMSDWR_SHIFT); \ + wr32((hw), I40E_PFHMC_SDDATAHIGH, 0); \ + wr32((hw), I40E_PFHMC_SDDATALOW, val2); \ + wr32((hw), I40E_PFHMC_SDCMD, val3); \ +} + +/** + * I40E_INVALIDATE_PF_HMC_PD - Invalidates the pd cache in the hardware + * @hw: pointer to our hw struct + * @sd_idx: segment descriptor index + * @pd_idx: page descriptor index + * @hmc_fn_id: hmc function id + **/ +#define I40E_INVALIDATE_PF_HMC_PD(hw, sd_idx, pd_idx) \ + wr32((hw), I40E_PFHMC_PDINV, \ + (((sd_idx) << I40E_PFHMC_PDINV_PMSDIDX_SHIFT) | \ + ((pd_idx) << I40E_PFHMC_PDINV_PMPDIDX_SHIFT))) + +#define I40E_INVALIDATE_VF_HMC_PD(hw, sd_idx, pd_idx, hmc_fn_id) \ + wr32((hw), I40E_GLHMC_VFPDINV((hmc_fn_id) - I40E_FIRST_VF_FPM_ID), \ + (((sd_idx) << I40E_PFHMC_PDINV_PMSDIDX_SHIFT) | \ + ((pd_idx) << I40E_PFHMC_PDINV_PMPDIDX_SHIFT))) + +/** + * I40E_FIND_SD_INDEX_LIMIT - finds segment descriptor index limit + * @hmc_info: pointer to the HMC configuration information structure + * @type: type of HMC resources we're searching + * @index: starting index for the object + * @cnt: number of objects we're trying to create + * @sd_idx: pointer to return index of the segment descriptor in question + * @sd_limit: pointer to return the maximum number of segment descriptors + * + * This function calculates the segment descriptor index and index limit + * for the resource defined by i40e_hmc_rsrc_type. + **/ +#define I40E_FIND_SD_INDEX_LIMIT(hmc_info, type, index, cnt, sd_idx, sd_limit)\ +{ \ + u64 fpm_addr, fpm_limit; \ + fpm_addr = (hmc_info)->hmc_obj[(type)].base + \ + (hmc_info)->hmc_obj[(type)].size * (index); \ + fpm_limit = fpm_addr + (hmc_info)->hmc_obj[(type)].size * (cnt);\ + *(sd_idx) = (u32)(fpm_addr / I40E_HMC_DIRECT_BP_SIZE); \ + *(sd_limit) = (u32)((fpm_limit - 1) / I40E_HMC_DIRECT_BP_SIZE); \ + /* add one more to the limit to correct our range */ \ + *(sd_limit) += 1; \ +} + +/** + * I40E_FIND_PD_INDEX_LIMIT - finds page descriptor index limit + * @hmc_info: pointer to the HMC configuration information struct + * @type: HMC resource type we're examining + * @idx: starting index for the object + * @cnt: number of objects we're trying to create + * @pd_index: pointer to return page descriptor index + * @pd_limit: pointer to return page descriptor index limit + * + * Calculates the page descriptor index and index limit for the resource + * defined by i40e_hmc_rsrc_type. + **/ +#define I40E_FIND_PD_INDEX_LIMIT(hmc_info, type, idx, cnt, pd_index, pd_limit)\ +{ \ + u64 fpm_adr, fpm_limit; \ + fpm_adr = (hmc_info)->hmc_obj[(type)].base + \ + (hmc_info)->hmc_obj[(type)].size * (idx); \ + fpm_limit = fpm_adr + (hmc_info)->hmc_obj[(type)].size * (cnt); \ + *(pd_index) = (u32)(fpm_adr / I40E_HMC_PAGED_BP_SIZE); \ + *(pd_limit) = (u32)((fpm_limit - 1) / I40E_HMC_PAGED_BP_SIZE); \ + /* add one more to the limit to correct our range */ \ + *(pd_limit) += 1; \ +} +i40e_status i40e_add_sd_table_entry(struct i40e_hw *hw, + struct i40e_hmc_info *hmc_info, + u32 sd_index, + enum i40e_sd_entry_type type, + u64 direct_mode_sz); + +i40e_status i40e_add_pd_table_entry(struct i40e_hw *hw, + struct i40e_hmc_info *hmc_info, + u32 pd_index); +i40e_status i40e_remove_pd_bp(struct i40e_hw *hw, + struct i40e_hmc_info *hmc_info, + u32 idx, bool is_pf); +i40e_status i40e_prep_remove_sd_bp(struct i40e_hmc_info *hmc_info, + u32 idx); +i40e_status i40e_remove_sd_bp_new(struct i40e_hw *hw, + struct i40e_hmc_info *hmc_info, + u32 idx, bool is_pf); +i40e_status i40e_prep_remove_pd_page(struct i40e_hmc_info *hmc_info, + u32 idx); +i40e_status i40e_remove_pd_page_new(struct i40e_hw *hw, + struct i40e_hmc_info *hmc_info, + u32 idx, bool is_pf); + +#endif /* _I40E_HMC_H_ */ diff --git a/drivers/net/ethernet/intel/i40e/i40e_lan_hmc.c b/drivers/net/ethernet/intel/i40e/i40e_lan_hmc.c new file mode 100644 index 00000000000..a695b91c9c7 --- /dev/null +++ b/drivers/net/ethernet/intel/i40e/i40e_lan_hmc.c @@ -0,0 +1,1006 @@ +/******************************************************************************* + * + * Intel Ethernet Controller XL710 Family Linux Driver + * Copyright(c) 2013 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + * + ******************************************************************************/ + +#include "i40e_osdep.h" +#include "i40e_register.h" +#include "i40e_type.h" +#include "i40e_hmc.h" +#include "i40e_lan_hmc.h" +#include "i40e_prototype.h" + +/* lan specific interface functions */ + +/** + * i40e_align_l2obj_base - aligns base object pointer to 512 bytes + * @offset: base address offset needing alignment + * + * Aligns the layer 2 function private memory so it's 512-byte aligned. + **/ +static u64 i40e_align_l2obj_base(u64 offset) +{ + u64 aligned_offset = offset; + + if ((offset % I40E_HMC_L2OBJ_BASE_ALIGNMENT) > 0) + aligned_offset += (I40E_HMC_L2OBJ_BASE_ALIGNMENT - + (offset % I40E_HMC_L2OBJ_BASE_ALIGNMENT)); + + return aligned_offset; +} + +/** + * i40e_calculate_l2fpm_size - calculates layer 2 FPM memory size + * @txq_num: number of Tx queues needing backing context + * @rxq_num: number of Rx queues needing backing context + * @fcoe_cntx_num: amount of FCoE statefull contexts needing backing context + * @fcoe_filt_num: number of FCoE filters needing backing context + * + * Calculates the maximum amount of memory for the function required, based + * on the number of resources it must provide context for. + **/ +static u64 i40e_calculate_l2fpm_size(u32 txq_num, u32 rxq_num, + u32 fcoe_cntx_num, u32 fcoe_filt_num) +{ + u64 fpm_size = 0; + + fpm_size = txq_num * I40E_HMC_OBJ_SIZE_TXQ; + fpm_size = i40e_align_l2obj_base(fpm_size); + + fpm_size += (rxq_num * I40E_HMC_OBJ_SIZE_RXQ); + fpm_size = i40e_align_l2obj_base(fpm_size); + + fpm_size += (fcoe_cntx_num * I40E_HMC_OBJ_SIZE_FCOE_CNTX); + fpm_size = i40e_align_l2obj_base(fpm_size); + + fpm_size += (fcoe_filt_num * I40E_HMC_OBJ_SIZE_FCOE_FILT); + fpm_size = i40e_align_l2obj_base(fpm_size); + + return fpm_size; +} + +/** + * i40e_init_lan_hmc - initialize i40e_hmc_info struct + * @hw: pointer to the HW structure + * @txq_num: number of Tx queues needing backing context + * @rxq_num: number of Rx queues needing backing context + * @fcoe_cntx_num: amount of FCoE statefull contexts needing backing context + * @fcoe_filt_num: number of FCoE filters needing backing context + * + * This function will be called once per physical function initialization. + * It will fill out the i40e_hmc_obj_info structure for LAN objects based on + * the driver's provided input, as well as information from the HMC itself + * loaded from NVRAM. + * + * Assumptions: + * - HMC Resource Profile has been selected before calling this function. + **/ +i40e_status i40e_init_lan_hmc(struct i40e_hw *hw, u32 txq_num, + u32 rxq_num, u32 fcoe_cntx_num, + u32 fcoe_filt_num) +{ + struct i40e_hmc_obj_info *obj, *full_obj; + i40e_status ret_code = 0; + u64 l2fpm_size; + u32 size_exp; + + hw->hmc.signature = I40E_HMC_INFO_SIGNATURE; + hw->hmc.hmc_fn_id = hw->pf_id; + + /* allocate memory for hmc_obj */ + ret_code = i40e_allocate_virt_mem(hw, &hw->hmc.hmc_obj_virt_mem, + sizeof(struct i40e_hmc_obj_info) * I40E_HMC_LAN_MAX); + if (ret_code) + goto init_lan_hmc_out; + hw->hmc.hmc_obj = (struct i40e_hmc_obj_info *) + hw->hmc.hmc_obj_virt_mem.va; + + /* The full object will be used to create the LAN HMC SD */ + full_obj = &hw->hmc.hmc_obj[I40E_HMC_LAN_FULL]; + full_obj->max_cnt = 0; + full_obj->cnt = 0; + full_obj->base = 0; + full_obj->size = 0; + + /* Tx queue context information */ + obj = &hw->hmc.hmc_obj[I40E_HMC_LAN_TX]; + obj->max_cnt = rd32(hw, I40E_GLHMC_LANQMAX); + obj->cnt = txq_num; + obj->base = 0; + size_exp = rd32(hw, I40E_GLHMC_LANTXOBJSZ); + obj->size = (u64)1 << size_exp; + + /* validate values requested by driver don't exceed HMC capacity */ + if (txq_num > obj->max_cnt) { + ret_code = I40E_ERR_INVALID_HMC_OBJ_COUNT; + hw_dbg(hw, "i40e_init_lan_hmc: Tx context: asks for 0x%x but max allowed is 0x%x, returns error %d\n", + txq_num, obj->max_cnt, ret_code); + goto init_lan_hmc_out; + } + + /* aggregate values into the full LAN object for later */ + full_obj->max_cnt += obj->max_cnt; + full_obj->cnt += obj->cnt; + + /* Rx queue context information */ + obj = &hw->hmc.hmc_obj[I40E_HMC_LAN_RX]; + obj->max_cnt = rd32(hw, I40E_GLHMC_LANQMAX); + obj->cnt = rxq_num; + obj->base = hw->hmc.hmc_obj[I40E_HMC_LAN_TX].base + + (hw->hmc.hmc_obj[I40E_HMC_LAN_TX].cnt * + hw->hmc.hmc_obj[I40E_HMC_LAN_TX].size); + obj->base = i40e_align_l2obj_base(obj->base); + size_exp = rd32(hw, I40E_GLHMC_LANRXOBJSZ); + obj->size = (u64)1 << size_exp; + + /* validate values requested by driver don't exceed HMC capacity */ + if (rxq_num > obj->max_cnt) { + ret_code = I40E_ERR_INVALID_HMC_OBJ_COUNT; + hw_dbg(hw, "i40e_init_lan_hmc: Rx context: asks for 0x%x but max allowed is 0x%x, returns error %d\n", + rxq_num, obj->max_cnt, ret_code); + goto init_lan_hmc_out; + } + + /* aggregate values into the full LAN object for later */ + full_obj->max_cnt += obj->max_cnt; + full_obj->cnt += obj->cnt; + + /* FCoE context information */ + obj = &hw->hmc.hmc_obj[I40E_HMC_FCOE_CTX]; + obj->max_cnt = rd32(hw, I40E_GLHMC_FCOEMAX); + obj->cnt = fcoe_cntx_num; + obj->base = hw->hmc.hmc_obj[I40E_HMC_LAN_RX].base + + (hw->hmc.hmc_obj[I40E_HMC_LAN_RX].cnt * + hw->hmc.hmc_obj[I40E_HMC_LAN_RX].size); + obj->base = i40e_align_l2obj_base(obj->base); + size_exp = rd32(hw, I40E_GLHMC_FCOEDDPOBJSZ); + obj->size = (u64)1 << size_exp; + + /* validate values requested by driver don't exceed HMC capacity */ + if (fcoe_cntx_num > obj->max_cnt) { + ret_code = I40E_ERR_INVALID_HMC_OBJ_COUNT; + hw_dbg(hw, "i40e_init_lan_hmc: FCoE context: asks for 0x%x but max allowed is 0x%x, returns error %d\n", + fcoe_cntx_num, obj->max_cnt, ret_code); + goto init_lan_hmc_out; + } + + /* aggregate values into the full LAN object for later */ + full_obj->max_cnt += obj->max_cnt; + full_obj->cnt += obj->cnt; + + /* FCoE filter information */ + obj = &hw->hmc.hmc_obj[I40E_HMC_FCOE_FILT]; + obj->max_cnt = rd32(hw, I40E_GLHMC_FCOEFMAX); + obj->cnt = fcoe_filt_num; + obj->base = hw->hmc.hmc_obj[I40E_HMC_FCOE_CTX].base + + (hw->hmc.hmc_obj[I40E_HMC_FCOE_CTX].cnt * + hw->hmc.hmc_obj[I40E_HMC_FCOE_CTX].size); + obj->base = i40e_align_l2obj_base(obj->base); + size_exp = rd32(hw, I40E_GLHMC_FCOEFOBJSZ); + obj->size = (u64)1 << size_exp; + + /* validate values requested by driver don't exceed HMC capacity */ + if (fcoe_filt_num > obj->max_cnt) { + ret_code = I40E_ERR_INVALID_HMC_OBJ_COUNT; + hw_dbg(hw, "i40e_init_lan_hmc: FCoE filter: asks for 0x%x but max allowed is 0x%x, returns error %d\n", + fcoe_filt_num, obj->max_cnt, ret_code); + goto init_lan_hmc_out; + } + + /* aggregate values into the full LAN object for later */ + full_obj->max_cnt += obj->max_cnt; + full_obj->cnt += obj->cnt; + + hw->hmc.first_sd_index = 0; + hw->hmc.sd_table.ref_cnt = 0; + l2fpm_size = i40e_calculate_l2fpm_size(txq_num, rxq_num, fcoe_cntx_num, + fcoe_filt_num); + if (NULL == hw->hmc.sd_table.sd_entry) { + hw->hmc.sd_table.sd_cnt = (u32) + (l2fpm_size + I40E_HMC_DIRECT_BP_SIZE - 1) / + I40E_HMC_DIRECT_BP_SIZE; + + /* allocate the sd_entry members in the sd_table */ + ret_code = i40e_allocate_virt_mem(hw, &hw->hmc.sd_table.addr, + (sizeof(struct i40e_hmc_sd_entry) * + hw->hmc.sd_table.sd_cnt)); + if (ret_code) + goto init_lan_hmc_out; + hw->hmc.sd_table.sd_entry = + (struct i40e_hmc_sd_entry *)hw->hmc.sd_table.addr.va; + } + /* store in the LAN full object for later */ + full_obj->size = l2fpm_size; + +init_lan_hmc_out: + return ret_code; +} + +/** + * i40e_remove_pd_page - Remove a page from the page descriptor table + * @hw: pointer to the HW structure + * @hmc_info: pointer to the HMC configuration information structure + * @idx: segment descriptor index to find the relevant page descriptor + * + * This function: + * 1. Marks the entry in pd table (for paged address mode) invalid + * 2. write to register PMPDINV to invalidate the backing page in FV cache + * 3. Decrement the ref count for pd_entry + * assumptions: + * 1. caller can deallocate the memory used by pd after this function + * returns. + **/ +static i40e_status i40e_remove_pd_page(struct i40e_hw *hw, + struct i40e_hmc_info *hmc_info, + u32 idx) +{ + i40e_status ret_code = 0; + + if (!i40e_prep_remove_pd_page(hmc_info, idx)) + ret_code = i40e_remove_pd_page_new(hw, hmc_info, idx, true); + + return ret_code; +} + +/** + * i40e_remove_sd_bp - remove a backing page from a segment descriptor + * @hw: pointer to our HW structure + * @hmc_info: pointer to the HMC configuration information structure + * @idx: the page index + * + * This function: + * 1. Marks the entry in sd table (for direct address mode) invalid + * 2. write to register PMSDCMD, PMSDDATALOW(PMSDDATALOW.PMSDVALID set + * to 0) and PMSDDATAHIGH to invalidate the sd page + * 3. Decrement the ref count for the sd_entry + * assumptions: + * 1. caller can deallocate the memory used by backing storage after this + * function returns. + **/ +static i40e_status i40e_remove_sd_bp(struct i40e_hw *hw, + struct i40e_hmc_info *hmc_info, + u32 idx) +{ + i40e_status ret_code = 0; + + if (!i40e_prep_remove_sd_bp(hmc_info, idx)) + ret_code = i40e_remove_sd_bp_new(hw, hmc_info, idx, true); + + return ret_code; +} + +/** + * i40e_create_lan_hmc_object - allocate backing store for hmc objects + * @hw: pointer to the HW structure + * @info: pointer to i40e_hmc_create_obj_info struct + * + * This will allocate memory for PDs and backing pages and populate + * the sd and pd entries. + **/ +static i40e_status i40e_create_lan_hmc_object(struct i40e_hw *hw, + struct i40e_hmc_lan_create_obj_info *info) +{ + i40e_status ret_code = 0; + struct i40e_hmc_sd_entry *sd_entry; + u32 pd_idx1 = 0, pd_lmt1 = 0; + u32 pd_idx = 0, pd_lmt = 0; + bool pd_error = false; + u32 sd_idx, sd_lmt; + u64 sd_size; + u32 i, j; + + if (NULL == info) { + ret_code = I40E_ERR_BAD_PTR; + hw_dbg(hw, "i40e_create_lan_hmc_object: bad info ptr\n"); + goto exit; + } + if (NULL == info->hmc_info) { + ret_code = I40E_ERR_BAD_PTR; + hw_dbg(hw, "i40e_create_lan_hmc_object: bad hmc_info ptr\n"); + goto exit; + } + if (I40E_HMC_INFO_SIGNATURE != info->hmc_info->signature) { + ret_code = I40E_ERR_BAD_PTR; + hw_dbg(hw, "i40e_create_lan_hmc_object: bad signature\n"); + goto exit; + } + + if (info->start_idx >= info->hmc_info->hmc_obj[info->rsrc_type].cnt) { + ret_code = I40E_ERR_INVALID_HMC_OBJ_INDEX; + hw_dbg(hw, "i40e_create_lan_hmc_object: returns error %d\n", + ret_code); + goto exit; + } + if ((info->start_idx + info->count) > + info->hmc_info->hmc_obj[info->rsrc_type].cnt) { + ret_code = I40E_ERR_INVALID_HMC_OBJ_COUNT; + hw_dbg(hw, "i40e_create_lan_hmc_object: returns error %d\n", + ret_code); + goto exit; + } + + /* find sd index and limit */ + I40E_FIND_SD_INDEX_LIMIT(info->hmc_info, info->rsrc_type, + info->start_idx, info->count, + &sd_idx, &sd_lmt); + if (sd_idx >= info->hmc_info->sd_table.sd_cnt || + sd_lmt > info->hmc_info->sd_table.sd_cnt) { + ret_code = I40E_ERR_INVALID_SD_INDEX; + goto exit; + } + /* find pd index */ + I40E_FIND_PD_INDEX_LIMIT(info->hmc_info, info->rsrc_type, + info->start_idx, info->count, &pd_idx, + &pd_lmt); + + /* This is to cover for cases where you may not want to have an SD with + * the full 2M memory but something smaller. By not filling out any + * size, the function will default the SD size to be 2M. + */ + if (info->direct_mode_sz == 0) + sd_size = I40E_HMC_DIRECT_BP_SIZE; + else + sd_size = info->direct_mode_sz; + + /* check if all the sds are valid. If not, allocate a page and + * initialize it. + */ + for (j = sd_idx; j < sd_lmt; j++) { + /* update the sd table entry */ + ret_code = i40e_add_sd_table_entry(hw, info->hmc_info, j, + info->entry_type, + sd_size); + if (ret_code) + goto exit_sd_error; + sd_entry = &info->hmc_info->sd_table.sd_entry[j]; + if (I40E_SD_TYPE_PAGED == sd_entry->entry_type) { + /* check if all the pds in this sd are valid. If not, + * allocate a page and initialize it. + */ + + /* find pd_idx and pd_lmt in this sd */ + pd_idx1 = max(pd_idx, (j * I40E_HMC_MAX_BP_COUNT)); + pd_lmt1 = min(pd_lmt, + ((j + 1) * I40E_HMC_MAX_BP_COUNT)); + for (i = pd_idx1; i < pd_lmt1; i++) { + /* update the pd table entry */ + ret_code = i40e_add_pd_table_entry(hw, + info->hmc_info, + i); + if (ret_code) { + pd_error = true; + break; + } + } + if (pd_error) { + /* remove the backing pages from pd_idx1 to i */ + while (i && (i > pd_idx1)) { + i40e_remove_pd_bp(hw, info->hmc_info, + (i - 1), true); + i--; + } + } + } + if (!sd_entry->valid) { + sd_entry->valid = true; + switch (sd_entry->entry_type) { + case I40E_SD_TYPE_PAGED: + I40E_SET_PF_SD_ENTRY(hw, + sd_entry->u.pd_table.pd_page_addr.pa, + j, sd_entry->entry_type); + break; + case I40E_SD_TYPE_DIRECT: + I40E_SET_PF_SD_ENTRY(hw, sd_entry->u.bp.addr.pa, + j, sd_entry->entry_type); + break; + default: + ret_code = I40E_ERR_INVALID_SD_TYPE; + goto exit; + break; + } + } + } + goto exit; + +exit_sd_error: + /* cleanup for sd entries from j to sd_idx */ + while (j && (j > sd_idx)) { + sd_entry = &info->hmc_info->sd_table.sd_entry[j - 1]; + switch (sd_entry->entry_type) { + case I40E_SD_TYPE_PAGED: + pd_idx1 = max(pd_idx, + ((j - 1) * I40E_HMC_MAX_BP_COUNT)); + pd_lmt1 = min(pd_lmt, (j * I40E_HMC_MAX_BP_COUNT)); + for (i = pd_idx1; i < pd_lmt1; i++) { + i40e_remove_pd_bp( + hw, + info->hmc_info, + i, + true); + } + i40e_remove_pd_page(hw, info->hmc_info, (j - 1)); + break; + case I40E_SD_TYPE_DIRECT: + i40e_remove_sd_bp(hw, info->hmc_info, (j - 1)); + break; + default: + ret_code = I40E_ERR_INVALID_SD_TYPE; + break; + } + j--; + } +exit: + return ret_code; +} + +/** + * i40e_configure_lan_hmc - prepare the HMC backing store + * @hw: pointer to the hw structure + * @model: the model for the layout of the SD/PD tables + * + * - This function will be called once per physical function initialization. + * - This function will be called after i40e_init_lan_hmc() and before + * any LAN/FCoE HMC objects can be created. + **/ +i40e_status i40e_configure_lan_hmc(struct i40e_hw *hw, + enum i40e_hmc_model model) +{ + struct i40e_hmc_lan_create_obj_info info; + i40e_status ret_code = 0; + u8 hmc_fn_id = hw->hmc.hmc_fn_id; + struct i40e_hmc_obj_info *obj; + + /* Initialize part of the create object info struct */ + info.hmc_info = &hw->hmc; + info.rsrc_type = I40E_HMC_LAN_FULL; + info.start_idx = 0; + info.direct_mode_sz = hw->hmc.hmc_obj[I40E_HMC_LAN_FULL].size; + + /* Build the SD entry for the LAN objects */ + switch (model) { + case I40E_HMC_MODEL_DIRECT_PREFERRED: + case I40E_HMC_MODEL_DIRECT_ONLY: + info.entry_type = I40E_SD_TYPE_DIRECT; + /* Make one big object, a single SD */ + info.count = 1; + ret_code = i40e_create_lan_hmc_object(hw, &info); + if ((ret_code) && + (model == I40E_HMC_MODEL_DIRECT_PREFERRED)) + goto try_type_paged; + else if (ret_code) + goto configure_lan_hmc_out; + /* else clause falls through the break */ + break; + case I40E_HMC_MODEL_PAGED_ONLY: +try_type_paged: + info.entry_type = I40E_SD_TYPE_PAGED; + /* Make one big object in the PD table */ + info.count = 1; + ret_code = i40e_create_lan_hmc_object(hw, &info); + if (ret_code) + goto configure_lan_hmc_out; + break; + default: + /* unsupported type */ + ret_code = I40E_ERR_INVALID_SD_TYPE; + hw_dbg(hw, "i40e_configure_lan_hmc: Unknown SD type: %d\n", + ret_code); + goto configure_lan_hmc_out; + break; + } + + /* Configure and program the FPM registers so objects can be created */ + + /* Tx contexts */ + obj = &hw->hmc.hmc_obj[I40E_HMC_LAN_TX]; + wr32(hw, I40E_GLHMC_LANTXBASE(hmc_fn_id), + (u32)((obj->base & I40E_GLHMC_LANTXBASE_FPMLANTXBASE_MASK) / 512)); + wr32(hw, I40E_GLHMC_LANTXCNT(hmc_fn_id), obj->cnt); + + /* Rx contexts */ + obj = &hw->hmc.hmc_obj[I40E_HMC_LAN_RX]; + wr32(hw, I40E_GLHMC_LANRXBASE(hmc_fn_id), + (u32)((obj->base & I40E_GLHMC_LANRXBASE_FPMLANRXBASE_MASK) / 512)); + wr32(hw, I40E_GLHMC_LANRXCNT(hmc_fn_id), obj->cnt); + + /* FCoE contexts */ + obj = &hw->hmc.hmc_obj[I40E_HMC_FCOE_CTX]; + wr32(hw, I40E_GLHMC_FCOEDDPBASE(hmc_fn_id), + (u32)((obj->base & I40E_GLHMC_FCOEDDPBASE_FPMFCOEDDPBASE_MASK) / 512)); + wr32(hw, I40E_GLHMC_FCOEDDPCNT(hmc_fn_id), obj->cnt); + + /* FCoE filters */ + obj = &hw->hmc.hmc_obj[I40E_HMC_FCOE_FILT]; + wr32(hw, I40E_GLHMC_FCOEFBASE(hmc_fn_id), + (u32)((obj->base & I40E_GLHMC_FCOEFBASE_FPMFCOEFBASE_MASK) / 512)); + wr32(hw, I40E_GLHMC_FCOEFCNT(hmc_fn_id), obj->cnt); + +configure_lan_hmc_out: + return ret_code; +} + +/** + * i40e_delete_hmc_object - remove hmc objects + * @hw: pointer to the HW structure + * @info: pointer to i40e_hmc_delete_obj_info struct + * + * This will de-populate the SDs and PDs. It frees + * the memory for PDS and backing storage. After this function is returned, + * caller should deallocate memory allocated previously for + * book-keeping information about PDs and backing storage. + **/ +static i40e_status i40e_delete_lan_hmc_object(struct i40e_hw *hw, + struct i40e_hmc_lan_delete_obj_info *info) +{ + i40e_status ret_code = 0; + struct i40e_hmc_pd_table *pd_table; + u32 pd_idx, pd_lmt, rel_pd_idx; + u32 sd_idx, sd_lmt; + u32 i, j; + + if (NULL == info) { + ret_code = I40E_ERR_BAD_PTR; + hw_dbg(hw, "i40e_delete_hmc_object: bad info ptr\n"); + goto exit; + } + if (NULL == info->hmc_info) { + ret_code = I40E_ERR_BAD_PTR; + hw_dbg(hw, "i40e_delete_hmc_object: bad info->hmc_info ptr\n"); + goto exit; + } + if (I40E_HMC_INFO_SIGNATURE != info->hmc_info->signature) { + ret_code = I40E_ERR_BAD_PTR; + hw_dbg(hw, "i40e_delete_hmc_object: bad hmc_info->signature\n"); + goto exit; + } + + if (NULL == info->hmc_info->sd_table.sd_entry) { + ret_code = I40E_ERR_BAD_PTR; + hw_dbg(hw, "i40e_delete_hmc_object: bad sd_entry\n"); + goto exit; + } + + if (NULL == info->hmc_info->hmc_obj) { + ret_code = I40E_ERR_BAD_PTR; + hw_dbg(hw, "i40e_delete_hmc_object: bad hmc_info->hmc_obj\n"); + goto exit; + } + if (info->start_idx >= info->hmc_info->hmc_obj[info->rsrc_type].cnt) { + ret_code = I40E_ERR_INVALID_HMC_OBJ_INDEX; + hw_dbg(hw, "i40e_delete_hmc_object: returns error %d\n", + ret_code); + goto exit; + } + + if ((info->start_idx + info->count) > + info->hmc_info->hmc_obj[info->rsrc_type].cnt) { + ret_code = I40E_ERR_INVALID_HMC_OBJ_COUNT; + hw_dbg(hw, "i40e_delete_hmc_object: returns error %d\n", + ret_code); + goto exit; + } + + I40E_FIND_PD_INDEX_LIMIT(info->hmc_info, info->rsrc_type, + info->start_idx, info->count, &pd_idx, + &pd_lmt); + + for (j = pd_idx; j < pd_lmt; j++) { + sd_idx = j / I40E_HMC_PD_CNT_IN_SD; + + if (I40E_SD_TYPE_PAGED != + info->hmc_info->sd_table.sd_entry[sd_idx].entry_type) + continue; + + rel_pd_idx = j % I40E_HMC_PD_CNT_IN_SD; + + pd_table = + &info->hmc_info->sd_table.sd_entry[sd_idx].u.pd_table; + if (pd_table->pd_entry[rel_pd_idx].valid) { + ret_code = i40e_remove_pd_bp(hw, info->hmc_info, + j, true); + if (ret_code) + goto exit; + } + } + + /* find sd index and limit */ + I40E_FIND_SD_INDEX_LIMIT(info->hmc_info, info->rsrc_type, + info->start_idx, info->count, + &sd_idx, &sd_lmt); + if (sd_idx >= info->hmc_info->sd_table.sd_cnt || + sd_lmt > info->hmc_info->sd_table.sd_cnt) { + ret_code = I40E_ERR_INVALID_SD_INDEX; + goto exit; + } + + for (i = sd_idx; i < sd_lmt; i++) { + if (!info->hmc_info->sd_table.sd_entry[i].valid) + continue; + switch (info->hmc_info->sd_table.sd_entry[i].entry_type) { + case I40E_SD_TYPE_DIRECT: + ret_code = i40e_remove_sd_bp(hw, info->hmc_info, i); + if (ret_code) + goto exit; + break; + case I40E_SD_TYPE_PAGED: + ret_code = i40e_remove_pd_page(hw, info->hmc_info, i); + if (ret_code) + goto exit; + break; + default: + break; + } + } +exit: + return ret_code; +} + +/** + * i40e_shutdown_lan_hmc - Remove HMC backing store, free allocated memory + * @hw: pointer to the hw structure + * + * This must be called by drivers as they are shutting down and being + * removed from the OS. + **/ +i40e_status i40e_shutdown_lan_hmc(struct i40e_hw *hw) +{ + struct i40e_hmc_lan_delete_obj_info info; + i40e_status ret_code; + + info.hmc_info = &hw->hmc; + info.rsrc_type = I40E_HMC_LAN_FULL; + info.start_idx = 0; + info.count = 1; + + /* delete the object */ + ret_code = i40e_delete_lan_hmc_object(hw, &info); + + /* free the SD table entry for LAN */ + i40e_free_virt_mem(hw, &hw->hmc.sd_table.addr); + hw->hmc.sd_table.sd_cnt = 0; + hw->hmc.sd_table.sd_entry = NULL; + + /* free memory used for hmc_obj */ + i40e_free_virt_mem(hw, &hw->hmc.hmc_obj_virt_mem); + hw->hmc.hmc_obj = NULL; + + return ret_code; +} + +#define I40E_HMC_STORE(_struct, _ele) \ + offsetof(struct _struct, _ele), \ + FIELD_SIZEOF(struct _struct, _ele) + +struct i40e_context_ele { + u16 offset; + u16 size_of; + u16 width; + u16 lsb; +}; + +/* LAN Tx Queue Context */ +static struct i40e_context_ele i40e_hmc_txq_ce_info[] = { + /* Field Width LSB */ + {I40E_HMC_STORE(i40e_hmc_obj_txq, head), 13, 0 }, + {I40E_HMC_STORE(i40e_hmc_obj_txq, new_context), 1, 30 }, + {I40E_HMC_STORE(i40e_hmc_obj_txq, base), 57, 32 }, + {I40E_HMC_STORE(i40e_hmc_obj_txq, fc_ena), 1, 89 }, + {I40E_HMC_STORE(i40e_hmc_obj_txq, timesync_ena), 1, 90 }, + {I40E_HMC_STORE(i40e_hmc_obj_txq, fd_ena), 1, 91 }, + {I40E_HMC_STORE(i40e_hmc_obj_txq, alt_vlan_ena), 1, 92 }, + {I40E_HMC_STORE(i40e_hmc_obj_txq, cpuid), 8, 96 }, +/* line 1 */ + {I40E_HMC_STORE(i40e_hmc_obj_txq, thead_wb), 13, 0 + 128 }, + {I40E_HMC_STORE(i40e_hmc_obj_txq, head_wb_ena), 1, 32 + 128 }, + {I40E_HMC_STORE(i40e_hmc_obj_txq, qlen), 13, 33 + 128 }, + {I40E_HMC_STORE(i40e_hmc_obj_txq, tphrdesc_ena), 1, 46 + 128 }, + {I40E_HMC_STORE(i40e_hmc_obj_txq, tphrpacket_ena), 1, 47 + 128 }, + {I40E_HMC_STORE(i40e_hmc_obj_txq, tphwdesc_ena), 1, 48 + 128 }, + {I40E_HMC_STORE(i40e_hmc_obj_txq, head_wb_addr), 64, 64 + 128 }, +/* line 7 */ + {I40E_HMC_STORE(i40e_hmc_obj_txq, crc), 32, 0 + (7 * 128) }, + {I40E_HMC_STORE(i40e_hmc_obj_txq, rdylist), 10, 84 + (7 * 128) }, + {I40E_HMC_STORE(i40e_hmc_obj_txq, rdylist_act), 1, 94 + (7 * 128) }, + { 0 } +}; + +/* LAN Rx Queue Context */ +static struct i40e_context_ele i40e_hmc_rxq_ce_info[] = { + /* Field Width LSB */ + { I40E_HMC_STORE(i40e_hmc_obj_rxq, head), 13, 0 }, + { I40E_HMC_STORE(i40e_hmc_obj_rxq, cpuid), 8, 13 }, + { I40E_HMC_STORE(i40e_hmc_obj_rxq, base), 57, 32 }, + { I40E_HMC_STORE(i40e_hmc_obj_rxq, qlen), 13, 89 }, + { I40E_HMC_STORE(i40e_hmc_obj_rxq, dbuff), 7, 102 }, + { I40E_HMC_STORE(i40e_hmc_obj_rxq, hbuff), 5, 109 }, + { I40E_HMC_STORE(i40e_hmc_obj_rxq, dtype), 2, 114 }, + { I40E_HMC_STORE(i40e_hmc_obj_rxq, dsize), 1, 116 }, + { I40E_HMC_STORE(i40e_hmc_obj_rxq, crcstrip), 1, 117 }, + { I40E_HMC_STORE(i40e_hmc_obj_rxq, fc_ena), 1, 118 }, + { I40E_HMC_STORE(i40e_hmc_obj_rxq, l2tsel), 1, 119 }, + { I40E_HMC_STORE(i40e_hmc_obj_rxq, hsplit_0), 4, 120 }, + { I40E_HMC_STORE(i40e_hmc_obj_rxq, hsplit_1), 2, 124 }, + { I40E_HMC_STORE(i40e_hmc_obj_rxq, showiv), 1, 127 }, + { I40E_HMC_STORE(i40e_hmc_obj_rxq, rxmax), 14, 174 }, + { I40E_HMC_STORE(i40e_hmc_obj_rxq, tphrdesc_ena), 1, 193 }, + { I40E_HMC_STORE(i40e_hmc_obj_rxq, tphwdesc_ena), 1, 194 }, + { I40E_HMC_STORE(i40e_hmc_obj_rxq, tphdata_ena), 1, 195 }, + { I40E_HMC_STORE(i40e_hmc_obj_rxq, tphhead_ena), 1, 196 }, + { I40E_HMC_STORE(i40e_hmc_obj_rxq, lrxqthresh), 3, 198 }, + { 0 } +}; + +/** + * i40e_clear_hmc_context - zero out the HMC context bits + * @hw: the hardware struct + * @context_bytes: pointer to the context bit array (DMA memory) + * @hmc_type: the type of HMC resource + **/ +static i40e_status i40e_clear_hmc_context(struct i40e_hw *hw, + u8 *context_bytes, + enum i40e_hmc_lan_rsrc_type hmc_type) +{ + /* clean the bit array */ + memset(context_bytes, 0, (u32)hw->hmc.hmc_obj[hmc_type].size); + + return 0; +} + +/** + * i40e_set_hmc_context - replace HMC context bits + * @context_bytes: pointer to the context bit array + * @ce_info: a description of the struct to be filled + * @dest: the struct to be filled + **/ +static i40e_status i40e_set_hmc_context(u8 *context_bytes, + struct i40e_context_ele *ce_info, + u8 *dest) +{ + u16 shift_width; + u64 bitfield; + u8 hi_byte; + u8 hi_mask; + u64 t_bits; + u64 mask; + u8 *p; + int f; + + for (f = 0; ce_info[f].width != 0; f++) { + /* clear out the field */ + bitfield = 0; + + /* copy from the next struct field */ + p = dest + ce_info[f].offset; + switch (ce_info[f].size_of) { + case 1: + bitfield = *p; + break; + case 2: + bitfield = cpu_to_le16(*(u16 *)p); + break; + case 4: + bitfield = cpu_to_le32(*(u32 *)p); + break; + case 8: + bitfield = cpu_to_le64(*(u64 *)p); + break; + } + + /* prepare the bits and mask */ + shift_width = ce_info[f].lsb % 8; + mask = ((u64)1 << ce_info[f].width) - 1; + + /* save upper bytes for special case */ + hi_mask = (u8)((mask >> 56) & 0xff); + hi_byte = (u8)((bitfield >> 56) & 0xff); + + /* shift to correct alignment */ + mask <<= shift_width; + bitfield <<= shift_width; + + /* get the current bits from the target bit string */ + p = context_bytes + (ce_info[f].lsb / 8); + memcpy(&t_bits, p, sizeof(u64)); + + t_bits &= ~mask; /* get the bits not changing */ + t_bits |= bitfield; /* add in the new bits */ + + /* put it all back */ + memcpy(p, &t_bits, sizeof(u64)); + + /* deal with the special case if needed + * example: 62 bit field that starts in bit 5 of first byte + * will overlap 3 bits into byte 9 + */ + if ((shift_width + ce_info[f].width) > 64) { + u8 byte; + + hi_mask >>= (8 - shift_width); + hi_byte >>= (8 - shift_width); + byte = p[8] & ~hi_mask; /* get the bits not changing */ + byte |= hi_byte; /* add in the new bits */ + p[8] = byte; /* put it back */ + } + } + + return 0; +} + +/** + * i40e_hmc_get_object_va - retrieves an object's virtual address + * @hmc_info: pointer to i40e_hmc_info struct + * @object_base: pointer to u64 to get the va + * @rsrc_type: the hmc resource type + * @obj_idx: hmc object index + * + * This function retrieves the object's virtual address from the object + * base pointer. This function is used for LAN Queue contexts. + **/ +static +i40e_status i40e_hmc_get_object_va(struct i40e_hmc_info *hmc_info, + u8 **object_base, + enum i40e_hmc_lan_rsrc_type rsrc_type, + u32 obj_idx) +{ + u32 obj_offset_in_sd, obj_offset_in_pd; + i40e_status ret_code = 0; + struct i40e_hmc_sd_entry *sd_entry; + struct i40e_hmc_pd_entry *pd_entry; + u32 pd_idx, pd_lmt, rel_pd_idx; + u64 obj_offset_in_fpm; + u32 sd_idx, sd_lmt; + + if (NULL == hmc_info) { + ret_code = I40E_ERR_BAD_PTR; + hw_dbg(hw, "i40e_hmc_get_object_va: bad hmc_info ptr\n"); + goto exit; + } + if (NULL == hmc_info->hmc_obj) { + ret_code = I40E_ERR_BAD_PTR; + hw_dbg(hw, "i40e_hmc_get_object_va: bad hmc_info->hmc_obj ptr\n"); + goto exit; + } + if (NULL == object_base) { + ret_code = I40E_ERR_BAD_PTR; + hw_dbg(hw, "i40e_hmc_get_object_va: bad object_base ptr\n"); + goto exit; + } + if (I40E_HMC_INFO_SIGNATURE != hmc_info->signature) { + ret_code = I40E_ERR_BAD_PTR; + hw_dbg(hw, "i40e_hmc_get_object_va: bad hmc_info->signature\n"); + goto exit; + } + if (obj_idx >= hmc_info->hmc_obj[rsrc_type].cnt) { + hw_dbg(hw, "i40e_hmc_get_object_va: returns error %d\n", + ret_code); + ret_code = I40E_ERR_INVALID_HMC_OBJ_INDEX; + goto exit; + } + /* find sd index and limit */ + I40E_FIND_SD_INDEX_LIMIT(hmc_info, rsrc_type, obj_idx, 1, + &sd_idx, &sd_lmt); + + sd_entry = &hmc_info->sd_table.sd_entry[sd_idx]; + obj_offset_in_fpm = hmc_info->hmc_obj[rsrc_type].base + + hmc_info->hmc_obj[rsrc_type].size * obj_idx; + + if (I40E_SD_TYPE_PAGED == sd_entry->entry_type) { + I40E_FIND_PD_INDEX_LIMIT(hmc_info, rsrc_type, obj_idx, 1, + &pd_idx, &pd_lmt); + rel_pd_idx = pd_idx % I40E_HMC_PD_CNT_IN_SD; + pd_entry = &sd_entry->u.pd_table.pd_entry[rel_pd_idx]; + obj_offset_in_pd = (u32)(obj_offset_in_fpm % + I40E_HMC_PAGED_BP_SIZE); + *object_base = (u8 *)pd_entry->bp.addr.va + obj_offset_in_pd; + } else { + obj_offset_in_sd = (u32)(obj_offset_in_fpm % + I40E_HMC_DIRECT_BP_SIZE); + *object_base = (u8 *)sd_entry->u.bp.addr.va + obj_offset_in_sd; + } +exit: + return ret_code; +} + +/** + * i40e_clear_lan_tx_queue_context - clear the HMC context for the queue + * @hw: the hardware struct + * @queue: the queue we care about + **/ +i40e_status i40e_clear_lan_tx_queue_context(struct i40e_hw *hw, + u16 queue) +{ + i40e_status err; + u8 *context_bytes; + + err = i40e_hmc_get_object_va(&hw->hmc, &context_bytes, + I40E_HMC_LAN_TX, queue); + if (err < 0) + return err; + + return i40e_clear_hmc_context(hw, context_bytes, I40E_HMC_LAN_TX); +} + +/** + * i40e_set_lan_tx_queue_context - set the HMC context for the queue + * @hw: the hardware struct + * @queue: the queue we care about + * @s: the struct to be filled + **/ +i40e_status i40e_set_lan_tx_queue_context(struct i40e_hw *hw, + u16 queue, + struct i40e_hmc_obj_txq *s) +{ + i40e_status err; + u8 *context_bytes; + + err = i40e_hmc_get_object_va(&hw->hmc, &context_bytes, + I40E_HMC_LAN_TX, queue); + if (err < 0) + return err; + + return i40e_set_hmc_context(context_bytes, + i40e_hmc_txq_ce_info, (u8 *)s); +} + +/** + * i40e_clear_lan_rx_queue_context - clear the HMC context for the queue + * @hw: the hardware struct + * @queue: the queue we care about + **/ +i40e_status i40e_clear_lan_rx_queue_context(struct i40e_hw *hw, + u16 queue) +{ + i40e_status err; + u8 *context_bytes; + + err = i40e_hmc_get_object_va(&hw->hmc, &context_bytes, + I40E_HMC_LAN_RX, queue); + if (err < 0) + return err; + + return i40e_clear_hmc_context(hw, context_bytes, I40E_HMC_LAN_RX); +} + +/** + * i40e_set_lan_rx_queue_context - set the HMC context for the queue + * @hw: the hardware struct + * @queue: the queue we care about + * @s: the struct to be filled + **/ +i40e_status i40e_set_lan_rx_queue_context(struct i40e_hw *hw, + u16 queue, + struct i40e_hmc_obj_rxq *s) +{ + i40e_status err; + u8 *context_bytes; + + err = i40e_hmc_get_object_va(&hw->hmc, &context_bytes, + I40E_HMC_LAN_RX, queue); + if (err < 0) + return err; + + return i40e_set_hmc_context(context_bytes, + i40e_hmc_rxq_ce_info, (u8 *)s); +} diff --git a/drivers/net/ethernet/intel/i40e/i40e_lan_hmc.h b/drivers/net/ethernet/intel/i40e/i40e_lan_hmc.h new file mode 100644 index 00000000000..00ff3500607 --- /dev/null +++ b/drivers/net/ethernet/intel/i40e/i40e_lan_hmc.h @@ -0,0 +1,169 @@ +/******************************************************************************* + * + * Intel Ethernet Controller XL710 Family Linux Driver + * Copyright(c) 2013 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + * + ******************************************************************************/ + +#ifndef _I40E_LAN_HMC_H_ +#define _I40E_LAN_HMC_H_ + +/* forward-declare the HW struct for the compiler */ +struct i40e_hw; + +/* HMC element context information */ + +/* Rx queue context data */ +struct i40e_hmc_obj_rxq { + u16 head; + u8 cpuid; + u64 base; + u16 qlen; +#define I40E_RXQ_CTX_DBUFF_SHIFT 7 + u8 dbuff; +#define I40E_RXQ_CTX_HBUFF_SHIFT 6 + u8 hbuff; + u8 dtype; + u8 dsize; + u8 crcstrip; + u8 fc_ena; + u8 l2tsel; + u8 hsplit_0; + u8 hsplit_1; + u8 showiv; + u16 rxmax; + u8 tphrdesc_ena; + u8 tphwdesc_ena; + u8 tphdata_ena; + u8 tphhead_ena; + u8 lrxqthresh; +}; + +/* Tx queue context data */ +struct i40e_hmc_obj_txq { + u16 head; + u8 new_context; + u64 base; + u8 fc_ena; + u8 timesync_ena; + u8 fd_ena; + u8 alt_vlan_ena; + u16 thead_wb; + u16 cpuid; + u8 head_wb_ena; + u16 qlen; + u8 tphrdesc_ena; + u8 tphrpacket_ena; + u8 tphwdesc_ena; + u64 head_wb_addr; + u32 crc; + u16 rdylist; + u8 rdylist_act; +}; + +/* for hsplit_0 field of Rx HMC context */ +enum i40e_hmc_obj_rx_hsplit_0 { + I40E_HMC_OBJ_RX_HSPLIT_0_NO_SPLIT = 0, + I40E_HMC_OBJ_RX_HSPLIT_0_SPLIT_L2 = 1, + I40E_HMC_OBJ_RX_HSPLIT_0_SPLIT_IP = 2, + I40E_HMC_OBJ_RX_HSPLIT_0_SPLIT_TCP_UDP = 4, + I40E_HMC_OBJ_RX_HSPLIT_0_SPLIT_SCTP = 8, +}; + +/* fcoe_cntx and fcoe_filt are for debugging purpose only */ +struct i40e_hmc_obj_fcoe_cntx { + u32 rsv[32]; +}; + +struct i40e_hmc_obj_fcoe_filt { + u32 rsv[8]; +}; + +/* Context sizes for LAN objects */ +enum i40e_hmc_lan_object_size { + I40E_HMC_LAN_OBJ_SZ_8 = 0x3, + I40E_HMC_LAN_OBJ_SZ_16 = 0x4, + I40E_HMC_LAN_OBJ_SZ_32 = 0x5, + I40E_HMC_LAN_OBJ_SZ_64 = 0x6, + I40E_HMC_LAN_OBJ_SZ_128 = 0x7, + I40E_HMC_LAN_OBJ_SZ_256 = 0x8, + I40E_HMC_LAN_OBJ_SZ_512 = 0x9, +}; + +#define I40E_HMC_L2OBJ_BASE_ALIGNMENT 512 +#define I40E_HMC_OBJ_SIZE_TXQ 128 +#define I40E_HMC_OBJ_SIZE_RXQ 32 +#define I40E_HMC_OBJ_SIZE_FCOE_CNTX 128 +#define I40E_HMC_OBJ_SIZE_FCOE_FILT 32 + +enum i40e_hmc_lan_rsrc_type { + I40E_HMC_LAN_FULL = 0, + I40E_HMC_LAN_TX = 1, + I40E_HMC_LAN_RX = 2, + I40E_HMC_FCOE_CTX = 3, + I40E_HMC_FCOE_FILT = 4, + I40E_HMC_LAN_MAX = 5 +}; + +enum i40e_hmc_model { + I40E_HMC_MODEL_DIRECT_PREFERRED = 0, + I40E_HMC_MODEL_DIRECT_ONLY = 1, + I40E_HMC_MODEL_PAGED_ONLY = 2, + I40E_HMC_MODEL_UNKNOWN, +}; + +struct i40e_hmc_lan_create_obj_info { + struct i40e_hmc_info *hmc_info; + u32 rsrc_type; + u32 start_idx; + u32 count; + enum i40e_sd_entry_type entry_type; + u64 direct_mode_sz; +}; + +struct i40e_hmc_lan_delete_obj_info { + struct i40e_hmc_info *hmc_info; + u32 rsrc_type; + u32 start_idx; + u32 count; +}; + +i40e_status i40e_init_lan_hmc(struct i40e_hw *hw, u32 txq_num, + u32 rxq_num, u32 fcoe_cntx_num, + u32 fcoe_filt_num); +i40e_status i40e_configure_lan_hmc(struct i40e_hw *hw, + enum i40e_hmc_model model); +i40e_status i40e_shutdown_lan_hmc(struct i40e_hw *hw); + +i40e_status i40e_clear_lan_tx_queue_context(struct i40e_hw *hw, + u16 queue); +i40e_status i40e_set_lan_tx_queue_context(struct i40e_hw *hw, + u16 queue, + struct i40e_hmc_obj_txq *s); +i40e_status i40e_clear_lan_rx_queue_context(struct i40e_hw *hw, + u16 queue); +i40e_status i40e_set_lan_rx_queue_context(struct i40e_hw *hw, + u16 queue, + struct i40e_hmc_obj_rxq *s); + +#endif /* _I40E_LAN_HMC_H_ */ diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c new file mode 100644 index 00000000000..601d482694e --- /dev/null +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -0,0 +1,7375 @@ +/******************************************************************************* + * + * Intel Ethernet Controller XL710 Family Linux Driver + * Copyright(c) 2013 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + * + ******************************************************************************/ + +/* Local includes */ +#include "i40e.h" + +const char i40e_driver_name[] = "i40e"; +static const char i40e_driver_string[] = + "Intel(R) Ethernet Connection XL710 Network Driver"; + +#define DRV_KERN "-k" + +#define DRV_VERSION_MAJOR 0 +#define DRV_VERSION_MINOR 3 +#define DRV_VERSION_BUILD 9 +#define DRV_VERSION __stringify(DRV_VERSION_MAJOR) "." \ + __stringify(DRV_VERSION_MINOR) "." \ + __stringify(DRV_VERSION_BUILD) DRV_KERN +const char i40e_driver_version_str[] = DRV_VERSION; +static const char i40e_copyright[] = "Copyright (c) 2013 Intel Corporation."; + +/* a bit of forward declarations */ +static void i40e_vsi_reinit_locked(struct i40e_vsi *vsi); +static void i40e_handle_reset_warning(struct i40e_pf *pf); +static int i40e_add_vsi(struct i40e_vsi *vsi); +static int i40e_add_veb(struct i40e_veb *veb, struct i40e_vsi *vsi); +static int i40e_setup_pf_switch(struct i40e_pf *pf); +static int i40e_setup_misc_vector(struct i40e_pf *pf); +static void i40e_determine_queue_usage(struct i40e_pf *pf); +static int i40e_setup_pf_filter_control(struct i40e_pf *pf); + +/* i40e_pci_tbl - PCI Device ID Table + * + * Last entry must be all 0s + * + * { Vendor ID, Device ID, SubVendor ID, SubDevice ID, + * Class, Class Mask, private data (not used) } + */ +static DEFINE_PCI_DEVICE_TABLE(i40e_pci_tbl) = { + {PCI_VDEVICE(INTEL, I40E_SFP_XL710_DEVICE_ID), 0}, + {PCI_VDEVICE(INTEL, I40E_SFP_X710_DEVICE_ID), 0}, + {PCI_VDEVICE(INTEL, I40E_QEMU_DEVICE_ID), 0}, + {PCI_VDEVICE(INTEL, I40E_KX_A_DEVICE_ID), 0}, + {PCI_VDEVICE(INTEL, I40E_KX_B_DEVICE_ID), 0}, + {PCI_VDEVICE(INTEL, I40E_KX_C_DEVICE_ID), 0}, + {PCI_VDEVICE(INTEL, I40E_KX_D_DEVICE_ID), 0}, + {PCI_VDEVICE(INTEL, I40E_QSFP_A_DEVICE_ID), 0}, + {PCI_VDEVICE(INTEL, I40E_QSFP_B_DEVICE_ID), 0}, + {PCI_VDEVICE(INTEL, I40E_QSFP_C_DEVICE_ID), 0}, + /* required last entry */ + {0, } +}; +MODULE_DEVICE_TABLE(pci, i40e_pci_tbl); + +#define I40E_MAX_VF_COUNT 128 +static int debug = -1; +module_param(debug, int, 0); +MODULE_PARM_DESC(debug, "Debug level (0=none,...,16=all)"); + +MODULE_AUTHOR("Intel Corporation, <e1000-devel@lists.sourceforge.net>"); +MODULE_DESCRIPTION("Intel(R) Ethernet Connection XL710 Network Driver"); +MODULE_LICENSE("GPL"); +MODULE_VERSION(DRV_VERSION); + +/** + * i40e_allocate_dma_mem_d - OS specific memory alloc for shared code + * @hw: pointer to the HW structure + * @mem: ptr to mem struct to fill out + * @size: size of memory requested + * @alignment: what to align the allocation to + **/ +int i40e_allocate_dma_mem_d(struct i40e_hw *hw, struct i40e_dma_mem *mem, + u64 size, u32 alignment) +{ + struct i40e_pf *pf = (struct i40e_pf *)hw->back; + + mem->size = ALIGN(size, alignment); + mem->va = dma_zalloc_coherent(&pf->pdev->dev, mem->size, + &mem->pa, GFP_KERNEL); + if (mem->va) + return 0; + + return -ENOMEM; +} + +/** + * i40e_free_dma_mem_d - OS specific memory free for shared code + * @hw: pointer to the HW structure + * @mem: ptr to mem struct to free + **/ +int i40e_free_dma_mem_d(struct i40e_hw *hw, struct i40e_dma_mem *mem) +{ + struct i40e_pf *pf = (struct i40e_pf *)hw->back; + + dma_free_coherent(&pf->pdev->dev, mem->size, mem->va, mem->pa); + mem->va = NULL; + mem->pa = 0; + mem->size = 0; + + return 0; +} + +/** + * i40e_allocate_virt_mem_d - OS specific memory alloc for shared code + * @hw: pointer to the HW structure + * @mem: ptr to mem struct to fill out + * @size: size of memory requested + **/ +int i40e_allocate_virt_mem_d(struct i40e_hw *hw, struct i40e_virt_mem *mem, + u32 size) +{ + mem->size = size; + mem->va = kzalloc(size, GFP_KERNEL); + + if (mem->va) + return 0; + + return -ENOMEM; +} + +/** + * i40e_free_virt_mem_d - OS specific memory free for shared code + * @hw: pointer to the HW structure + * @mem: ptr to mem struct to free + **/ +int i40e_free_virt_mem_d(struct i40e_hw *hw, struct i40e_virt_mem *mem) +{ + /* it's ok to kfree a NULL pointer */ + kfree(mem->va); + mem->va = NULL; + mem->size = 0; + + return 0; +} + +/** + * i40e_get_lump - find a lump of free generic resource + * @pf: board private structure + * @pile: the pile of resource to search + * @needed: the number of items needed + * @id: an owner id to stick on the items assigned + * + * Returns the base item index of the lump, or negative for error + * + * The search_hint trick and lack of advanced fit-finding only work + * because we're highly likely to have all the same size lump requests. + * Linear search time and any fragmentation should be minimal. + **/ +static int i40e_get_lump(struct i40e_pf *pf, struct i40e_lump_tracking *pile, + u16 needed, u16 id) +{ + int ret = -ENOMEM; + int i = 0; + int j = 0; + + if (!pile || needed == 0 || id >= I40E_PILE_VALID_BIT) { + dev_info(&pf->pdev->dev, + "param err: pile=%p needed=%d id=0x%04x\n", + pile, needed, id); + return -EINVAL; + } + + /* start the linear search with an imperfect hint */ + i = pile->search_hint; + while (i < pile->num_entries && ret < 0) { + /* skip already allocated entries */ + if (pile->list[i] & I40E_PILE_VALID_BIT) { + i++; + continue; + } + + /* do we have enough in this lump? */ + for (j = 0; (j < needed) && ((i+j) < pile->num_entries); j++) { + if (pile->list[i+j] & I40E_PILE_VALID_BIT) + break; + } + + if (j == needed) { + /* there was enough, so assign it to the requestor */ + for (j = 0; j < needed; j++) + pile->list[i+j] = id | I40E_PILE_VALID_BIT; + ret = i; + pile->search_hint = i + j; + } else { + /* not enough, so skip over it and continue looking */ + i += j; + } + } + + return ret; +} + +/** + * i40e_put_lump - return a lump of generic resource + * @pile: the pile of resource to search + * @index: the base item index + * @id: the owner id of the items assigned + * + * Returns the count of items in the lump + **/ +static int i40e_put_lump(struct i40e_lump_tracking *pile, u16 index, u16 id) +{ + int valid_id = (id | I40E_PILE_VALID_BIT); + int count = 0; + int i; + + if (!pile || index >= pile->num_entries) + return -EINVAL; + + for (i = index; + i < pile->num_entries && pile->list[i] == valid_id; + i++) { + pile->list[i] = 0; + count++; + } + + if (count && index < pile->search_hint) + pile->search_hint = index; + + return count; +} + +/** + * i40e_service_event_schedule - Schedule the service task to wake up + * @pf: board private structure + * + * If not already scheduled, this puts the task into the work queue + **/ +static void i40e_service_event_schedule(struct i40e_pf *pf) +{ + if (!test_bit(__I40E_DOWN, &pf->state) && + !test_bit(__I40E_RESET_RECOVERY_PENDING, &pf->state) && + !test_and_set_bit(__I40E_SERVICE_SCHED, &pf->state)) + schedule_work(&pf->service_task); +} + +/** + * i40e_tx_timeout - Respond to a Tx Hang + * @netdev: network interface device structure + * + * If any port has noticed a Tx timeout, it is likely that the whole + * device is munged, not just the one netdev port, so go for the full + * reset. + **/ +static void i40e_tx_timeout(struct net_device *netdev) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_vsi *vsi = np->vsi; + struct i40e_pf *pf = vsi->back; + + pf->tx_timeout_count++; + + if (time_after(jiffies, (pf->tx_timeout_last_recovery + HZ*20))) + pf->tx_timeout_recovery_level = 0; + pf->tx_timeout_last_recovery = jiffies; + netdev_info(netdev, "tx_timeout recovery level %d\n", + pf->tx_timeout_recovery_level); + + switch (pf->tx_timeout_recovery_level) { + case 0: + /* disable and re-enable queues for the VSI */ + if (in_interrupt()) { + set_bit(__I40E_REINIT_REQUESTED, &pf->state); + set_bit(__I40E_REINIT_REQUESTED, &vsi->state); + } else { + i40e_vsi_reinit_locked(vsi); + } + break; + case 1: + set_bit(__I40E_PF_RESET_REQUESTED, &pf->state); + break; + case 2: + set_bit(__I40E_CORE_RESET_REQUESTED, &pf->state); + break; + case 3: + set_bit(__I40E_GLOBAL_RESET_REQUESTED, &pf->state); + break; + default: + netdev_err(netdev, "tx_timeout recovery unsuccessful\n"); + i40e_down(vsi); + break; + } + i40e_service_event_schedule(pf); + pf->tx_timeout_recovery_level++; +} + +/** + * i40e_release_rx_desc - Store the new tail and head values + * @rx_ring: ring to bump + * @val: new head index + **/ +static inline void i40e_release_rx_desc(struct i40e_ring *rx_ring, u32 val) +{ + rx_ring->next_to_use = val; + + /* Force memory writes to complete before letting h/w + * know there are new descriptors to fetch. (Only + * applicable for weak-ordered memory model archs, + * such as IA-64). + */ + wmb(); + writel(val, rx_ring->tail); +} + +/** + * i40e_get_vsi_stats_struct - Get System Network Statistics + * @vsi: the VSI we care about + * + * Returns the address of the device statistics structure. + * The statistics are actually updated from the service task. + **/ +struct rtnl_link_stats64 *i40e_get_vsi_stats_struct(struct i40e_vsi *vsi) +{ + return &vsi->net_stats; +} + +/** + * i40e_get_netdev_stats_struct - Get statistics for netdev interface + * @netdev: network interface device structure + * + * Returns the address of the device statistics structure. + * The statistics are actually updated from the service task. + **/ +static struct rtnl_link_stats64 *i40e_get_netdev_stats_struct( + struct net_device *netdev, + struct rtnl_link_stats64 *storage) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_vsi *vsi = np->vsi; + + *storage = *i40e_get_vsi_stats_struct(vsi); + + return storage; +} + +/** + * i40e_vsi_reset_stats - Resets all stats of the given vsi + * @vsi: the VSI to have its stats reset + **/ +void i40e_vsi_reset_stats(struct i40e_vsi *vsi) +{ + struct rtnl_link_stats64 *ns; + int i; + + if (!vsi) + return; + + ns = i40e_get_vsi_stats_struct(vsi); + memset(ns, 0, sizeof(*ns)); + memset(&vsi->net_stats_offsets, 0, sizeof(vsi->net_stats_offsets)); + memset(&vsi->eth_stats, 0, sizeof(vsi->eth_stats)); + memset(&vsi->eth_stats_offsets, 0, sizeof(vsi->eth_stats_offsets)); + if (vsi->rx_rings) + for (i = 0; i < vsi->num_queue_pairs; i++) { + memset(&vsi->rx_rings[i].rx_stats, 0 , + sizeof(vsi->rx_rings[i].rx_stats)); + memset(&vsi->tx_rings[i].tx_stats, 0, + sizeof(vsi->tx_rings[i].tx_stats)); + } + vsi->stat_offsets_loaded = false; +} + +/** + * i40e_pf_reset_stats - Reset all of the stats for the given pf + * @pf: the PF to be reset + **/ +void i40e_pf_reset_stats(struct i40e_pf *pf) +{ + memset(&pf->stats, 0, sizeof(pf->stats)); + memset(&pf->stats_offsets, 0, sizeof(pf->stats_offsets)); + pf->stat_offsets_loaded = false; +} + +/** + * i40e_stat_update48 - read and update a 48 bit stat from the chip + * @hw: ptr to the hardware info + * @hireg: the high 32 bit reg to read + * @loreg: the low 32 bit reg to read + * @offset_loaded: has the initial offset been loaded yet + * @offset: ptr to current offset value + * @stat: ptr to the stat + * + * Since the device stats are not reset at PFReset, they likely will not + * be zeroed when the driver starts. We'll save the first values read + * and use them as offsets to be subtracted from the raw values in order + * to report stats that count from zero. In the process, we also manage + * the potential roll-over. + **/ +static void i40e_stat_update48(struct i40e_hw *hw, u32 hireg, u32 loreg, + bool offset_loaded, u64 *offset, u64 *stat) +{ + u64 new_data; + + if (hw->device_id == I40E_QEMU_DEVICE_ID) { + new_data = rd32(hw, loreg); + new_data |= ((u64)(rd32(hw, hireg) & 0xFFFF)) << 32; + } else { + new_data = rd64(hw, loreg); + } + if (!offset_loaded) + *offset = new_data; + if (likely(new_data >= *offset)) + *stat = new_data - *offset; + else + *stat = (new_data + ((u64)1 << 48)) - *offset; + *stat &= 0xFFFFFFFFFFFFULL; +} + +/** + * i40e_stat_update32 - read and update a 32 bit stat from the chip + * @hw: ptr to the hardware info + * @reg: the hw reg to read + * @offset_loaded: has the initial offset been loaded yet + * @offset: ptr to current offset value + * @stat: ptr to the stat + **/ +static void i40e_stat_update32(struct i40e_hw *hw, u32 reg, + bool offset_loaded, u64 *offset, u64 *stat) +{ + u32 new_data; + + new_data = rd32(hw, reg); + if (!offset_loaded) + *offset = new_data; + if (likely(new_data >= *offset)) + *stat = (u32)(new_data - *offset); + else + *stat = (u32)((new_data + ((u64)1 << 32)) - *offset); +} + +/** + * i40e_update_eth_stats - Update VSI-specific ethernet statistics counters. + * @vsi: the VSI to be updated + **/ +void i40e_update_eth_stats(struct i40e_vsi *vsi) +{ + int stat_idx = le16_to_cpu(vsi->info.stat_counter_idx); + struct i40e_pf *pf = vsi->back; + struct i40e_hw *hw = &pf->hw; + struct i40e_eth_stats *oes; + struct i40e_eth_stats *es; /* device's eth stats */ + + es = &vsi->eth_stats; + oes = &vsi->eth_stats_offsets; + + /* Gather up the stats that the hw collects */ + i40e_stat_update32(hw, I40E_GLV_TEPC(stat_idx), + vsi->stat_offsets_loaded, + &oes->tx_errors, &es->tx_errors); + i40e_stat_update32(hw, I40E_GLV_RDPC(stat_idx), + vsi->stat_offsets_loaded, + &oes->rx_discards, &es->rx_discards); + + i40e_stat_update48(hw, I40E_GLV_GORCH(stat_idx), + I40E_GLV_GORCL(stat_idx), + vsi->stat_offsets_loaded, + &oes->rx_bytes, &es->rx_bytes); + i40e_stat_update48(hw, I40E_GLV_UPRCH(stat_idx), + I40E_GLV_UPRCL(stat_idx), + vsi->stat_offsets_loaded, + &oes->rx_unicast, &es->rx_unicast); + i40e_stat_update48(hw, I40E_GLV_MPRCH(stat_idx), + I40E_GLV_MPRCL(stat_idx), + vsi->stat_offsets_loaded, + &oes->rx_multicast, &es->rx_multicast); + i40e_stat_update48(hw, I40E_GLV_BPRCH(stat_idx), + I40E_GLV_BPRCL(stat_idx), + vsi->stat_offsets_loaded, + &oes->rx_broadcast, &es->rx_broadcast); + + i40e_stat_update48(hw, I40E_GLV_GOTCH(stat_idx), + I40E_GLV_GOTCL(stat_idx), + vsi->stat_offsets_loaded, + &oes->tx_bytes, &es->tx_bytes); + i40e_stat_update48(hw, I40E_GLV_UPTCH(stat_idx), + I40E_GLV_UPTCL(stat_idx), + vsi->stat_offsets_loaded, + &oes->tx_unicast, &es->tx_unicast); + i40e_stat_update48(hw, I40E_GLV_MPTCH(stat_idx), + I40E_GLV_MPTCL(stat_idx), + vsi->stat_offsets_loaded, + &oes->tx_multicast, &es->tx_multicast); + i40e_stat_update48(hw, I40E_GLV_BPTCH(stat_idx), + I40E_GLV_BPTCL(stat_idx), + vsi->stat_offsets_loaded, + &oes->tx_broadcast, &es->tx_broadcast); + vsi->stat_offsets_loaded = true; +} + +/** + * i40e_update_veb_stats - Update Switch component statistics + * @veb: the VEB being updated + **/ +static void i40e_update_veb_stats(struct i40e_veb *veb) +{ + struct i40e_pf *pf = veb->pf; + struct i40e_hw *hw = &pf->hw; + struct i40e_eth_stats *oes; + struct i40e_eth_stats *es; /* device's eth stats */ + int idx = 0; + + idx = veb->stats_idx; + es = &veb->stats; + oes = &veb->stats_offsets; + + /* Gather up the stats that the hw collects */ + i40e_stat_update32(hw, I40E_GLSW_TDPC(idx), + veb->stat_offsets_loaded, + &oes->tx_discards, &es->tx_discards); + i40e_stat_update32(hw, I40E_GLSW_RUPP(idx), + veb->stat_offsets_loaded, + &oes->rx_unknown_protocol, &es->rx_unknown_protocol); + + i40e_stat_update48(hw, I40E_GLSW_GORCH(idx), I40E_GLSW_GORCL(idx), + veb->stat_offsets_loaded, + &oes->rx_bytes, &es->rx_bytes); + i40e_stat_update48(hw, I40E_GLSW_UPRCH(idx), I40E_GLSW_UPRCL(idx), + veb->stat_offsets_loaded, + &oes->rx_unicast, &es->rx_unicast); + i40e_stat_update48(hw, I40E_GLSW_MPRCH(idx), I40E_GLSW_MPRCL(idx), + veb->stat_offsets_loaded, + &oes->rx_multicast, &es->rx_multicast); + i40e_stat_update48(hw, I40E_GLSW_BPRCH(idx), I40E_GLSW_BPRCL(idx), + veb->stat_offsets_loaded, + &oes->rx_broadcast, &es->rx_broadcast); + + i40e_stat_update48(hw, I40E_GLSW_GOTCH(idx), I40E_GLSW_GOTCL(idx), + veb->stat_offsets_loaded, + &oes->tx_bytes, &es->tx_bytes); + i40e_stat_update48(hw, I40E_GLSW_UPTCH(idx), I40E_GLSW_UPTCL(idx), + veb->stat_offsets_loaded, + &oes->tx_unicast, &es->tx_unicast); + i40e_stat_update48(hw, I40E_GLSW_MPTCH(idx), I40E_GLSW_MPTCL(idx), + veb->stat_offsets_loaded, + &oes->tx_multicast, &es->tx_multicast); + i40e_stat_update48(hw, I40E_GLSW_BPTCH(idx), I40E_GLSW_BPTCL(idx), + veb->stat_offsets_loaded, + &oes->tx_broadcast, &es->tx_broadcast); + veb->stat_offsets_loaded = true; +} + +/** + * i40e_update_link_xoff_rx - Update XOFF received in link flow control mode + * @pf: the corresponding PF + * + * Update the Rx XOFF counter (PAUSE frames) in link flow control mode + **/ +static void i40e_update_link_xoff_rx(struct i40e_pf *pf) +{ + struct i40e_hw_port_stats *osd = &pf->stats_offsets; + struct i40e_hw_port_stats *nsd = &pf->stats; + struct i40e_hw *hw = &pf->hw; + u64 xoff = 0; + u16 i, v; + + if ((hw->fc.current_mode != I40E_FC_FULL) && + (hw->fc.current_mode != I40E_FC_RX_PAUSE)) + return; + + xoff = nsd->link_xoff_rx; + i40e_stat_update32(hw, I40E_GLPRT_LXOFFRXC(hw->port), + pf->stat_offsets_loaded, + &osd->link_xoff_rx, &nsd->link_xoff_rx); + + /* No new LFC xoff rx */ + if (!(nsd->link_xoff_rx - xoff)) + return; + + /* Clear the __I40E_HANG_CHECK_ARMED bit for all Tx rings */ + for (v = 0; v < pf->hw.func_caps.num_vsis; v++) { + struct i40e_vsi *vsi = pf->vsi[v]; + + if (!vsi) + continue; + + for (i = 0; i < vsi->num_queue_pairs; i++) { + struct i40e_ring *ring = &vsi->tx_rings[i]; + clear_bit(__I40E_HANG_CHECK_ARMED, &ring->state); + } + } +} + +/** + * i40e_update_prio_xoff_rx - Update XOFF received in PFC mode + * @pf: the corresponding PF + * + * Update the Rx XOFF counter (PAUSE frames) in PFC mode + **/ +static void i40e_update_prio_xoff_rx(struct i40e_pf *pf) +{ + struct i40e_hw_port_stats *osd = &pf->stats_offsets; + struct i40e_hw_port_stats *nsd = &pf->stats; + bool xoff[I40E_MAX_TRAFFIC_CLASS] = {false}; + struct i40e_dcbx_config *dcb_cfg; + struct i40e_hw *hw = &pf->hw; + u16 i, v; + u8 tc; + + dcb_cfg = &hw->local_dcbx_config; + + /* See if DCB enabled with PFC TC */ + if (!(pf->flags & I40E_FLAG_DCB_ENABLED) || + !(dcb_cfg->pfc.pfcenable)) { + i40e_update_link_xoff_rx(pf); + return; + } + + for (i = 0; i < I40E_MAX_USER_PRIORITY; i++) { + u64 prio_xoff = nsd->priority_xoff_rx[i]; + i40e_stat_update32(hw, I40E_GLPRT_PXOFFRXC(hw->port, i), + pf->stat_offsets_loaded, + &osd->priority_xoff_rx[i], + &nsd->priority_xoff_rx[i]); + + /* No new PFC xoff rx */ + if (!(nsd->priority_xoff_rx[i] - prio_xoff)) + continue; + /* Get the TC for given priority */ + tc = dcb_cfg->etscfg.prioritytable[i]; + xoff[tc] = true; + } + + /* Clear the __I40E_HANG_CHECK_ARMED bit for Tx rings */ + for (v = 0; v < pf->hw.func_caps.num_vsis; v++) { + struct i40e_vsi *vsi = pf->vsi[v]; + + if (!vsi) + continue; + + for (i = 0; i < vsi->num_queue_pairs; i++) { + struct i40e_ring *ring = &vsi->tx_rings[i]; + + tc = ring->dcb_tc; + if (xoff[tc]) + clear_bit(__I40E_HANG_CHECK_ARMED, + &ring->state); + } + } +} + +/** + * i40e_update_stats - Update the board statistics counters. + * @vsi: the VSI to be updated + * + * There are a few instances where we store the same stat in a + * couple of different structs. This is partly because we have + * the netdev stats that need to be filled out, which is slightly + * different from the "eth_stats" defined by the chip and used in + * VF communications. We sort it all out here in a central place. + **/ +void i40e_update_stats(struct i40e_vsi *vsi) +{ + struct i40e_pf *pf = vsi->back; + struct i40e_hw *hw = &pf->hw; + struct rtnl_link_stats64 *ons; + struct rtnl_link_stats64 *ns; /* netdev stats */ + struct i40e_eth_stats *oes; + struct i40e_eth_stats *es; /* device's eth stats */ + u32 tx_restart, tx_busy; + u32 rx_page, rx_buf; + u64 rx_p, rx_b; + u64 tx_p, tx_b; + int i; + u16 q; + + if (test_bit(__I40E_DOWN, &vsi->state) || + test_bit(__I40E_CONFIG_BUSY, &pf->state)) + return; + + ns = i40e_get_vsi_stats_struct(vsi); + ons = &vsi->net_stats_offsets; + es = &vsi->eth_stats; + oes = &vsi->eth_stats_offsets; + + /* Gather up the netdev and vsi stats that the driver collects + * on the fly during packet processing + */ + rx_b = rx_p = 0; + tx_b = tx_p = 0; + tx_restart = tx_busy = 0; + rx_page = 0; + rx_buf = 0; + for (q = 0; q < vsi->num_queue_pairs; q++) { + struct i40e_ring *p; + + p = &vsi->rx_rings[q]; + rx_b += p->rx_stats.bytes; + rx_p += p->rx_stats.packets; + rx_buf += p->rx_stats.alloc_rx_buff_failed; + rx_page += p->rx_stats.alloc_rx_page_failed; + + p = &vsi->tx_rings[q]; + tx_b += p->tx_stats.bytes; + tx_p += p->tx_stats.packets; + tx_restart += p->tx_stats.restart_queue; + tx_busy += p->tx_stats.tx_busy; + } + vsi->tx_restart = tx_restart; + vsi->tx_busy = tx_busy; + vsi->rx_page_failed = rx_page; + vsi->rx_buf_failed = rx_buf; + + ns->rx_packets = rx_p; + ns->rx_bytes = rx_b; + ns->tx_packets = tx_p; + ns->tx_bytes = tx_b; + + i40e_update_eth_stats(vsi); + /* update netdev stats from eth stats */ + ons->rx_errors = oes->rx_errors; + ns->rx_errors = es->rx_errors; + ons->tx_errors = oes->tx_errors; + ns->tx_errors = es->tx_errors; + ons->multicast = oes->rx_multicast; + ns->multicast = es->rx_multicast; + ons->tx_dropped = oes->tx_discards; + ns->tx_dropped = es->tx_discards; + + /* Get the port data only if this is the main PF VSI */ + if (vsi == pf->vsi[pf->lan_vsi]) { + struct i40e_hw_port_stats *nsd = &pf->stats; + struct i40e_hw_port_stats *osd = &pf->stats_offsets; + + i40e_stat_update48(hw, I40E_GLPRT_GORCH(hw->port), + I40E_GLPRT_GORCL(hw->port), + pf->stat_offsets_loaded, + &osd->eth.rx_bytes, &nsd->eth.rx_bytes); + i40e_stat_update48(hw, I40E_GLPRT_GOTCH(hw->port), + I40E_GLPRT_GOTCL(hw->port), + pf->stat_offsets_loaded, + &osd->eth.tx_bytes, &nsd->eth.tx_bytes); + i40e_stat_update32(hw, I40E_GLPRT_RDPC(hw->port), + pf->stat_offsets_loaded, + &osd->eth.rx_discards, + &nsd->eth.rx_discards); + i40e_stat_update32(hw, I40E_GLPRT_TDPC(hw->port), + pf->stat_offsets_loaded, + &osd->eth.tx_discards, + &nsd->eth.tx_discards); + i40e_stat_update48(hw, I40E_GLPRT_MPRCH(hw->port), + I40E_GLPRT_MPRCL(hw->port), + pf->stat_offsets_loaded, + &osd->eth.rx_multicast, + &nsd->eth.rx_multicast); + + i40e_stat_update32(hw, I40E_GLPRT_TDOLD(hw->port), + pf->stat_offsets_loaded, + &osd->tx_dropped_link_down, + &nsd->tx_dropped_link_down); + + i40e_stat_update32(hw, I40E_GLPRT_CRCERRS(hw->port), + pf->stat_offsets_loaded, + &osd->crc_errors, &nsd->crc_errors); + ns->rx_crc_errors = nsd->crc_errors; + + i40e_stat_update32(hw, I40E_GLPRT_ILLERRC(hw->port), + pf->stat_offsets_loaded, + &osd->illegal_bytes, &nsd->illegal_bytes); + ns->rx_errors = nsd->crc_errors + + nsd->illegal_bytes; + + i40e_stat_update32(hw, I40E_GLPRT_MLFC(hw->port), + pf->stat_offsets_loaded, + &osd->mac_local_faults, + &nsd->mac_local_faults); + i40e_stat_update32(hw, I40E_GLPRT_MRFC(hw->port), + pf->stat_offsets_loaded, + &osd->mac_remote_faults, + &nsd->mac_remote_faults); + + i40e_stat_update32(hw, I40E_GLPRT_RLEC(hw->port), + pf->stat_offsets_loaded, + &osd->rx_length_errors, + &nsd->rx_length_errors); + ns->rx_length_errors = nsd->rx_length_errors; + + i40e_stat_update32(hw, I40E_GLPRT_LXONRXC(hw->port), + pf->stat_offsets_loaded, + &osd->link_xon_rx, &nsd->link_xon_rx); + i40e_stat_update32(hw, I40E_GLPRT_LXONTXC(hw->port), + pf->stat_offsets_loaded, + &osd->link_xon_tx, &nsd->link_xon_tx); + i40e_update_prio_xoff_rx(pf); /* handles I40E_GLPRT_LXOFFRXC */ + i40e_stat_update32(hw, I40E_GLPRT_LXOFFTXC(hw->port), + pf->stat_offsets_loaded, + &osd->link_xoff_tx, &nsd->link_xoff_tx); + + for (i = 0; i < 8; i++) { + i40e_stat_update32(hw, I40E_GLPRT_PXONRXC(hw->port, i), + pf->stat_offsets_loaded, + &osd->priority_xon_rx[i], + &nsd->priority_xon_rx[i]); + i40e_stat_update32(hw, I40E_GLPRT_PXONTXC(hw->port, i), + pf->stat_offsets_loaded, + &osd->priority_xon_tx[i], + &nsd->priority_xon_tx[i]); + i40e_stat_update32(hw, I40E_GLPRT_PXOFFTXC(hw->port, i), + pf->stat_offsets_loaded, + &osd->priority_xoff_tx[i], + &nsd->priority_xoff_tx[i]); + i40e_stat_update32(hw, + I40E_GLPRT_RXON2OFFCNT(hw->port, i), + pf->stat_offsets_loaded, + &osd->priority_xon_2_xoff[i], + &nsd->priority_xon_2_xoff[i]); + } + + i40e_stat_update48(hw, I40E_GLPRT_PRC64H(hw->port), + I40E_GLPRT_PRC64L(hw->port), + pf->stat_offsets_loaded, + &osd->rx_size_64, &nsd->rx_size_64); + i40e_stat_update48(hw, I40E_GLPRT_PRC127H(hw->port), + I40E_GLPRT_PRC127L(hw->port), + pf->stat_offsets_loaded, + &osd->rx_size_127, &nsd->rx_size_127); + i40e_stat_update48(hw, I40E_GLPRT_PRC255H(hw->port), + I40E_GLPRT_PRC255L(hw->port), + pf->stat_offsets_loaded, + &osd->rx_size_255, &nsd->rx_size_255); + i40e_stat_update48(hw, I40E_GLPRT_PRC511H(hw->port), + I40E_GLPRT_PRC511L(hw->port), + pf->stat_offsets_loaded, + &osd->rx_size_511, &nsd->rx_size_511); + i40e_stat_update48(hw, I40E_GLPRT_PRC1023H(hw->port), + I40E_GLPRT_PRC1023L(hw->port), + pf->stat_offsets_loaded, + &osd->rx_size_1023, &nsd->rx_size_1023); + i40e_stat_update48(hw, I40E_GLPRT_PRC1522H(hw->port), + I40E_GLPRT_PRC1522L(hw->port), + pf->stat_offsets_loaded, + &osd->rx_size_1522, &nsd->rx_size_1522); + i40e_stat_update48(hw, I40E_GLPRT_PRC9522H(hw->port), + I40E_GLPRT_PRC9522L(hw->port), + pf->stat_offsets_loaded, + &osd->rx_size_big, &nsd->rx_size_big); + + i40e_stat_update48(hw, I40E_GLPRT_PTC64H(hw->port), + I40E_GLPRT_PTC64L(hw->port), + pf->stat_offsets_loaded, + &osd->tx_size_64, &nsd->tx_size_64); + i40e_stat_update48(hw, I40E_GLPRT_PTC127H(hw->port), + I40E_GLPRT_PTC127L(hw->port), + pf->stat_offsets_loaded, + &osd->tx_size_127, &nsd->tx_size_127); + i40e_stat_update48(hw, I40E_GLPRT_PTC255H(hw->port), + I40E_GLPRT_PTC255L(hw->port), + pf->stat_offsets_loaded, + &osd->tx_size_255, &nsd->tx_size_255); + i40e_stat_update48(hw, I40E_GLPRT_PTC511H(hw->port), + I40E_GLPRT_PTC511L(hw->port), + pf->stat_offsets_loaded, + &osd->tx_size_511, &nsd->tx_size_511); + i40e_stat_update48(hw, I40E_GLPRT_PTC1023H(hw->port), + I40E_GLPRT_PTC1023L(hw->port), + pf->stat_offsets_loaded, + &osd->tx_size_1023, &nsd->tx_size_1023); + i40e_stat_update48(hw, I40E_GLPRT_PTC1522H(hw->port), + I40E_GLPRT_PTC1522L(hw->port), + pf->stat_offsets_loaded, + &osd->tx_size_1522, &nsd->tx_size_1522); + i40e_stat_update48(hw, I40E_GLPRT_PTC9522H(hw->port), + I40E_GLPRT_PTC9522L(hw->port), + pf->stat_offsets_loaded, + &osd->tx_size_big, &nsd->tx_size_big); + + i40e_stat_update32(hw, I40E_GLPRT_RUC(hw->port), + pf->stat_offsets_loaded, + &osd->rx_undersize, &nsd->rx_undersize); + i40e_stat_update32(hw, I40E_GLPRT_RFC(hw->port), + pf->stat_offsets_loaded, + &osd->rx_fragments, &nsd->rx_fragments); + i40e_stat_update32(hw, I40E_GLPRT_ROC(hw->port), + pf->stat_offsets_loaded, + &osd->rx_oversize, &nsd->rx_oversize); + i40e_stat_update32(hw, I40E_GLPRT_RJC(hw->port), + pf->stat_offsets_loaded, + &osd->rx_jabber, &nsd->rx_jabber); + } + + pf->stat_offsets_loaded = true; +} + +/** + * i40e_find_filter - Search VSI filter list for specific mac/vlan filter + * @vsi: the VSI to be searched + * @macaddr: the MAC address + * @vlan: the vlan + * @is_vf: make sure its a vf filter, else doesn't matter + * @is_netdev: make sure its a netdev filter, else doesn't matter + * + * Returns ptr to the filter object or NULL + **/ +static struct i40e_mac_filter *i40e_find_filter(struct i40e_vsi *vsi, + u8 *macaddr, s16 vlan, + bool is_vf, bool is_netdev) +{ + struct i40e_mac_filter *f; + + if (!vsi || !macaddr) + return NULL; + + list_for_each_entry(f, &vsi->mac_filter_list, list) { + if ((ether_addr_equal(macaddr, f->macaddr)) && + (vlan == f->vlan) && + (!is_vf || f->is_vf) && + (!is_netdev || f->is_netdev)) + return f; + } + return NULL; +} + +/** + * i40e_find_mac - Find a mac addr in the macvlan filters list + * @vsi: the VSI to be searched + * @macaddr: the MAC address we are searching for + * @is_vf: make sure its a vf filter, else doesn't matter + * @is_netdev: make sure its a netdev filter, else doesn't matter + * + * Returns the first filter with the provided MAC address or NULL if + * MAC address was not found + **/ +struct i40e_mac_filter *i40e_find_mac(struct i40e_vsi *vsi, u8 *macaddr, + bool is_vf, bool is_netdev) +{ + struct i40e_mac_filter *f; + + if (!vsi || !macaddr) + return NULL; + + list_for_each_entry(f, &vsi->mac_filter_list, list) { + if ((ether_addr_equal(macaddr, f->macaddr)) && + (!is_vf || f->is_vf) && + (!is_netdev || f->is_netdev)) + return f; + } + return NULL; +} + +/** + * i40e_is_vsi_in_vlan - Check if VSI is in vlan mode + * @vsi: the VSI to be searched + * + * Returns true if VSI is in vlan mode or false otherwise + **/ +bool i40e_is_vsi_in_vlan(struct i40e_vsi *vsi) +{ + struct i40e_mac_filter *f; + + /* Only -1 for all the filters denotes not in vlan mode + * so we have to go through all the list in order to make sure + */ + list_for_each_entry(f, &vsi->mac_filter_list, list) { + if (f->vlan >= 0) + return true; + } + + return false; +} + +/** + * i40e_put_mac_in_vlan - Make macvlan filters from macaddrs and vlans + * @vsi: the VSI to be searched + * @macaddr: the mac address to be filtered + * @is_vf: true if it is a vf + * @is_netdev: true if it is a netdev + * + * Goes through all the macvlan filters and adds a + * macvlan filter for each unique vlan that already exists + * + * Returns first filter found on success, else NULL + **/ +struct i40e_mac_filter *i40e_put_mac_in_vlan(struct i40e_vsi *vsi, u8 *macaddr, + bool is_vf, bool is_netdev) +{ + struct i40e_mac_filter *f; + + list_for_each_entry(f, &vsi->mac_filter_list, list) { + if (!i40e_find_filter(vsi, macaddr, f->vlan, + is_vf, is_netdev)) { + if (!i40e_add_filter(vsi, macaddr, f->vlan, + is_vf, is_netdev)) + return NULL; + } + } + + return list_first_entry_or_null(&vsi->mac_filter_list, + struct i40e_mac_filter, list); +} + +/** + * i40e_add_filter - Add a mac/vlan filter to the VSI + * @vsi: the VSI to be searched + * @macaddr: the MAC address + * @vlan: the vlan + * @is_vf: make sure its a vf filter, else doesn't matter + * @is_netdev: make sure its a netdev filter, else doesn't matter + * + * Returns ptr to the filter object or NULL when no memory available. + **/ +struct i40e_mac_filter *i40e_add_filter(struct i40e_vsi *vsi, + u8 *macaddr, s16 vlan, + bool is_vf, bool is_netdev) +{ + struct i40e_mac_filter *f; + + if (!vsi || !macaddr) + return NULL; + + f = i40e_find_filter(vsi, macaddr, vlan, is_vf, is_netdev); + if (!f) { + f = kzalloc(sizeof(*f), GFP_ATOMIC); + if (!f) + goto add_filter_out; + + memcpy(f->macaddr, macaddr, ETH_ALEN); + f->vlan = vlan; + f->changed = true; + + INIT_LIST_HEAD(&f->list); + list_add(&f->list, &vsi->mac_filter_list); + } + + /* increment counter and add a new flag if needed */ + if (is_vf) { + if (!f->is_vf) { + f->is_vf = true; + f->counter++; + } + } else if (is_netdev) { + if (!f->is_netdev) { + f->is_netdev = true; + f->counter++; + } + } else { + f->counter++; + } + + /* changed tells sync_filters_subtask to + * push the filter down to the firmware + */ + if (f->changed) { + vsi->flags |= I40E_VSI_FLAG_FILTER_CHANGED; + vsi->back->flags |= I40E_FLAG_FILTER_SYNC; + } + +add_filter_out: + return f; +} + +/** + * i40e_del_filter - Remove a mac/vlan filter from the VSI + * @vsi: the VSI to be searched + * @macaddr: the MAC address + * @vlan: the vlan + * @is_vf: make sure it's a vf filter, else doesn't matter + * @is_netdev: make sure it's a netdev filter, else doesn't matter + **/ +void i40e_del_filter(struct i40e_vsi *vsi, + u8 *macaddr, s16 vlan, + bool is_vf, bool is_netdev) +{ + struct i40e_mac_filter *f; + + if (!vsi || !macaddr) + return; + + f = i40e_find_filter(vsi, macaddr, vlan, is_vf, is_netdev); + if (!f || f->counter == 0) + return; + + if (is_vf) { + if (f->is_vf) { + f->is_vf = false; + f->counter--; + } + } else if (is_netdev) { + if (f->is_netdev) { + f->is_netdev = false; + f->counter--; + } + } else { + /* make sure we don't remove a filter in use by vf or netdev */ + int min_f = 0; + min_f += (f->is_vf ? 1 : 0); + min_f += (f->is_netdev ? 1 : 0); + + if (f->counter > min_f) + f->counter--; + } + + /* counter == 0 tells sync_filters_subtask to + * remove the filter from the firmware's list + */ + if (f->counter == 0) { + f->changed = true; + vsi->flags |= I40E_VSI_FLAG_FILTER_CHANGED; + vsi->back->flags |= I40E_FLAG_FILTER_SYNC; + } +} + +/** + * i40e_set_mac - NDO callback to set mac address + * @netdev: network interface device structure + * @p: pointer to an address structure + * + * Returns 0 on success, negative on failure + **/ +static int i40e_set_mac(struct net_device *netdev, void *p) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_vsi *vsi = np->vsi; + struct sockaddr *addr = p; + struct i40e_mac_filter *f; + + if (!is_valid_ether_addr(addr->sa_data)) + return -EADDRNOTAVAIL; + + netdev_info(netdev, "set mac address=%pM\n", addr->sa_data); + + if (ether_addr_equal(netdev->dev_addr, addr->sa_data)) + return 0; + + if (vsi->type == I40E_VSI_MAIN) { + i40e_status ret; + ret = i40e_aq_mac_address_write(&vsi->back->hw, + I40E_AQC_WRITE_TYPE_LAA_ONLY, + addr->sa_data, NULL); + if (ret) { + netdev_info(netdev, + "Addr change for Main VSI failed: %d\n", + ret); + return -EADDRNOTAVAIL; + } + + memcpy(vsi->back->hw.mac.addr, addr->sa_data, netdev->addr_len); + } + + /* In order to be sure to not drop any packets, add the new address + * then delete the old one. + */ + f = i40e_add_filter(vsi, addr->sa_data, I40E_VLAN_ANY, false, false); + if (!f) + return -ENOMEM; + + i40e_sync_vsi_filters(vsi); + i40e_del_filter(vsi, netdev->dev_addr, I40E_VLAN_ANY, false, false); + i40e_sync_vsi_filters(vsi); + + memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len); + + return 0; +} + +/** + * i40e_vsi_setup_queue_map - Setup a VSI queue map based on enabled_tc + * @vsi: the VSI being setup + * @ctxt: VSI context structure + * @enabled_tc: Enabled TCs bitmap + * @is_add: True if called before Add VSI + * + * Setup VSI queue mapping for enabled traffic classes. + **/ +static void i40e_vsi_setup_queue_map(struct i40e_vsi *vsi, + struct i40e_vsi_context *ctxt, + u8 enabled_tc, + bool is_add) +{ + struct i40e_pf *pf = vsi->back; + u16 sections = 0; + u8 netdev_tc = 0; + u16 numtc = 0; + u16 qcount; + u8 offset; + u16 qmap; + int i; + + sections = I40E_AQ_VSI_PROP_QUEUE_MAP_VALID; + offset = 0; + + if (enabled_tc && (vsi->back->flags & I40E_FLAG_DCB_ENABLED)) { + /* Find numtc from enabled TC bitmap */ + for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { + if (enabled_tc & (1 << i)) /* TC is enabled */ + numtc++; + } + if (!numtc) { + dev_warn(&pf->pdev->dev, "DCB is enabled but no TC enabled, forcing TC0\n"); + numtc = 1; + } + } else { + /* At least TC0 is enabled in case of non-DCB case */ + numtc = 1; + } + + vsi->tc_config.numtc = numtc; + vsi->tc_config.enabled_tc = enabled_tc ? enabled_tc : 1; + + /* Setup queue offset/count for all TCs for given VSI */ + for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { + /* See if the given TC is enabled for the given VSI */ + if (vsi->tc_config.enabled_tc & (1 << i)) { /* TC is enabled */ + int pow, num_qps; + + vsi->tc_config.tc_info[i].qoffset = offset; + switch (vsi->type) { + case I40E_VSI_MAIN: + if (i == 0) + qcount = pf->rss_size; + else + qcount = pf->num_tc_qps; + vsi->tc_config.tc_info[i].qcount = qcount; + break; + case I40E_VSI_FDIR: + case I40E_VSI_SRIOV: + case I40E_VSI_VMDQ2: + default: + qcount = vsi->alloc_queue_pairs; + vsi->tc_config.tc_info[i].qcount = qcount; + WARN_ON(i != 0); + break; + } + + /* find the power-of-2 of the number of queue pairs */ + num_qps = vsi->tc_config.tc_info[i].qcount; + pow = 0; + while (num_qps && + ((1 << pow) < vsi->tc_config.tc_info[i].qcount)) { + pow++; + num_qps >>= 1; + } + + vsi->tc_config.tc_info[i].netdev_tc = netdev_tc++; + qmap = + (offset << I40E_AQ_VSI_TC_QUE_OFFSET_SHIFT) | + (pow << I40E_AQ_VSI_TC_QUE_NUMBER_SHIFT); + + offset += vsi->tc_config.tc_info[i].qcount; + } else { + /* TC is not enabled so set the offset to + * default queue and allocate one queue + * for the given TC. + */ + vsi->tc_config.tc_info[i].qoffset = 0; + vsi->tc_config.tc_info[i].qcount = 1; + vsi->tc_config.tc_info[i].netdev_tc = 0; + + qmap = 0; + } + ctxt->info.tc_mapping[i] = cpu_to_le16(qmap); + } + + /* Set actual Tx/Rx queue pairs */ + vsi->num_queue_pairs = offset; + + /* Scheduler section valid can only be set for ADD VSI */ + if (is_add) { + sections |= I40E_AQ_VSI_PROP_SCHED_VALID; + + ctxt->info.up_enable_bits = enabled_tc; + } + if (vsi->type == I40E_VSI_SRIOV) { + ctxt->info.mapping_flags |= + cpu_to_le16(I40E_AQ_VSI_QUE_MAP_NONCONTIG); + for (i = 0; i < vsi->num_queue_pairs; i++) + ctxt->info.queue_mapping[i] = + cpu_to_le16(vsi->base_queue + i); + } else { + ctxt->info.mapping_flags |= + cpu_to_le16(I40E_AQ_VSI_QUE_MAP_CONTIG); + ctxt->info.queue_mapping[0] = cpu_to_le16(vsi->base_queue); + } + ctxt->info.valid_sections |= cpu_to_le16(sections); +} + +/** + * i40e_set_rx_mode - NDO callback to set the netdev filters + * @netdev: network interface device structure + **/ +static void i40e_set_rx_mode(struct net_device *netdev) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_mac_filter *f, *ftmp; + struct i40e_vsi *vsi = np->vsi; + struct netdev_hw_addr *uca; + struct netdev_hw_addr *mca; + struct netdev_hw_addr *ha; + + /* add addr if not already in the filter list */ + netdev_for_each_uc_addr(uca, netdev) { + if (!i40e_find_mac(vsi, uca->addr, false, true)) { + if (i40e_is_vsi_in_vlan(vsi)) + i40e_put_mac_in_vlan(vsi, uca->addr, + false, true); + else + i40e_add_filter(vsi, uca->addr, I40E_VLAN_ANY, + false, true); + } + } + + netdev_for_each_mc_addr(mca, netdev) { + if (!i40e_find_mac(vsi, mca->addr, false, true)) { + if (i40e_is_vsi_in_vlan(vsi)) + i40e_put_mac_in_vlan(vsi, mca->addr, + false, true); + else + i40e_add_filter(vsi, mca->addr, I40E_VLAN_ANY, + false, true); + } + } + + /* remove filter if not in netdev list */ + list_for_each_entry_safe(f, ftmp, &vsi->mac_filter_list, list) { + bool found = false; + + if (!f->is_netdev) + continue; + + if (is_multicast_ether_addr(f->macaddr)) { + netdev_for_each_mc_addr(mca, netdev) { + if (ether_addr_equal(mca->addr, f->macaddr)) { + found = true; + break; + } + } + } else { + netdev_for_each_uc_addr(uca, netdev) { + if (ether_addr_equal(uca->addr, f->macaddr)) { + found = true; + break; + } + } + + for_each_dev_addr(netdev, ha) { + if (ether_addr_equal(ha->addr, f->macaddr)) { + found = true; + break; + } + } + } + if (!found) + i40e_del_filter( + vsi, f->macaddr, I40E_VLAN_ANY, false, true); + } + + /* check for other flag changes */ + if (vsi->current_netdev_flags != vsi->netdev->flags) { + vsi->flags |= I40E_VSI_FLAG_FILTER_CHANGED; + vsi->back->flags |= I40E_FLAG_FILTER_SYNC; + } +} + +/** + * i40e_sync_vsi_filters - Update the VSI filter list to the HW + * @vsi: ptr to the VSI + * + * Push any outstanding VSI filter changes through the AdminQ. + * + * Returns 0 or error value + **/ +int i40e_sync_vsi_filters(struct i40e_vsi *vsi) +{ + struct i40e_mac_filter *f, *ftmp; + bool promisc_forced_on = false; + bool add_happened = false; + int filter_list_len = 0; + u32 changed_flags = 0; + i40e_status ret = 0; + struct i40e_pf *pf; + int num_add = 0; + int num_del = 0; + u16 cmd_flags; + + /* empty array typed pointers, kcalloc later */ + struct i40e_aqc_add_macvlan_element_data *add_list; + struct i40e_aqc_remove_macvlan_element_data *del_list; + + while (test_and_set_bit(__I40E_CONFIG_BUSY, &vsi->state)) + usleep_range(1000, 2000); + pf = vsi->back; + + if (vsi->netdev) { + changed_flags = vsi->current_netdev_flags ^ vsi->netdev->flags; + vsi->current_netdev_flags = vsi->netdev->flags; + } + + if (vsi->flags & I40E_VSI_FLAG_FILTER_CHANGED) { + vsi->flags &= ~I40E_VSI_FLAG_FILTER_CHANGED; + + filter_list_len = pf->hw.aq.asq_buf_size / + sizeof(struct i40e_aqc_remove_macvlan_element_data); + del_list = kcalloc(filter_list_len, + sizeof(struct i40e_aqc_remove_macvlan_element_data), + GFP_KERNEL); + if (!del_list) + return -ENOMEM; + + list_for_each_entry_safe(f, ftmp, &vsi->mac_filter_list, list) { + if (!f->changed) + continue; + + if (f->counter != 0) + continue; + f->changed = false; + cmd_flags = 0; + + /* add to delete list */ + memcpy(del_list[num_del].mac_addr, + f->macaddr, ETH_ALEN); + del_list[num_del].vlan_tag = + cpu_to_le16((u16)(f->vlan == + I40E_VLAN_ANY ? 0 : f->vlan)); + + /* vlan0 as wild card to allow packets from all vlans */ + if (f->vlan == I40E_VLAN_ANY || + (vsi->netdev && !(vsi->netdev->features & + NETIF_F_HW_VLAN_CTAG_FILTER))) + cmd_flags |= I40E_AQC_MACVLAN_DEL_IGNORE_VLAN; + cmd_flags |= I40E_AQC_MACVLAN_DEL_PERFECT_MATCH; + del_list[num_del].flags = cmd_flags; + num_del++; + + /* unlink from filter list */ + list_del(&f->list); + kfree(f); + + /* flush a full buffer */ + if (num_del == filter_list_len) { + ret = i40e_aq_remove_macvlan(&pf->hw, + vsi->seid, del_list, num_del, + NULL); + num_del = 0; + memset(del_list, 0, sizeof(*del_list)); + + if (ret) + dev_info(&pf->pdev->dev, + "ignoring delete macvlan error, err %d, aq_err %d while flushing a full buffer\n", + ret, + pf->hw.aq.asq_last_status); + } + } + if (num_del) { + ret = i40e_aq_remove_macvlan(&pf->hw, vsi->seid, + del_list, num_del, NULL); + num_del = 0; + + if (ret) + dev_info(&pf->pdev->dev, + "ignoring delete macvlan error, err %d, aq_err %d\n", + ret, pf->hw.aq.asq_last_status); + } + + kfree(del_list); + del_list = NULL; + + /* do all the adds now */ + filter_list_len = pf->hw.aq.asq_buf_size / + sizeof(struct i40e_aqc_add_macvlan_element_data), + add_list = kcalloc(filter_list_len, + sizeof(struct i40e_aqc_add_macvlan_element_data), + GFP_KERNEL); + if (!add_list) + return -ENOMEM; + + list_for_each_entry_safe(f, ftmp, &vsi->mac_filter_list, list) { + if (!f->changed) + continue; + + if (f->counter == 0) + continue; + f->changed = false; + add_happened = true; + cmd_flags = 0; + + /* add to add array */ + memcpy(add_list[num_add].mac_addr, + f->macaddr, ETH_ALEN); + add_list[num_add].vlan_tag = + cpu_to_le16( + (u16)(f->vlan == I40E_VLAN_ANY ? 0 : f->vlan)); + add_list[num_add].queue_number = 0; + + cmd_flags |= I40E_AQC_MACVLAN_ADD_PERFECT_MATCH; + + /* vlan0 as wild card to allow packets from all vlans */ + if (f->vlan == I40E_VLAN_ANY || (vsi->netdev && + !(vsi->netdev->features & + NETIF_F_HW_VLAN_CTAG_FILTER))) + cmd_flags |= I40E_AQC_MACVLAN_ADD_IGNORE_VLAN; + add_list[num_add].flags = cpu_to_le16(cmd_flags); + num_add++; + + /* flush a full buffer */ + if (num_add == filter_list_len) { + ret = i40e_aq_add_macvlan(&pf->hw, + vsi->seid, + add_list, + num_add, + NULL); + num_add = 0; + + if (ret) + break; + memset(add_list, 0, sizeof(*add_list)); + } + } + if (num_add) { + ret = i40e_aq_add_macvlan(&pf->hw, vsi->seid, + add_list, num_add, NULL); + num_add = 0; + } + kfree(add_list); + add_list = NULL; + + if (add_happened && (!ret)) { + /* do nothing */; + } else if (add_happened && (ret)) { + dev_info(&pf->pdev->dev, + "add filter failed, err %d, aq_err %d\n", + ret, pf->hw.aq.asq_last_status); + if ((pf->hw.aq.asq_last_status == I40E_AQ_RC_ENOSPC) && + !test_bit(__I40E_FILTER_OVERFLOW_PROMISC, + &vsi->state)) { + promisc_forced_on = true; + set_bit(__I40E_FILTER_OVERFLOW_PROMISC, + &vsi->state); + dev_info(&pf->pdev->dev, "promiscuous mode forced on\n"); + } + } + } + + /* check for changes in promiscuous modes */ + if (changed_flags & IFF_ALLMULTI) { + bool cur_multipromisc; + cur_multipromisc = !!(vsi->current_netdev_flags & IFF_ALLMULTI); + ret = i40e_aq_set_vsi_multicast_promiscuous(&vsi->back->hw, + vsi->seid, + cur_multipromisc, + NULL); + if (ret) + dev_info(&pf->pdev->dev, + "set multi promisc failed, err %d, aq_err %d\n", + ret, pf->hw.aq.asq_last_status); + } + if ((changed_flags & IFF_PROMISC) || promisc_forced_on) { + bool cur_promisc; + cur_promisc = (!!(vsi->current_netdev_flags & IFF_PROMISC) || + test_bit(__I40E_FILTER_OVERFLOW_PROMISC, + &vsi->state)); + ret = i40e_aq_set_vsi_unicast_promiscuous(&vsi->back->hw, + vsi->seid, + cur_promisc, + NULL); + if (ret) + dev_info(&pf->pdev->dev, + "set uni promisc failed, err %d, aq_err %d\n", + ret, pf->hw.aq.asq_last_status); + } + + clear_bit(__I40E_CONFIG_BUSY, &vsi->state); + return 0; +} + +/** + * i40e_sync_filters_subtask - Sync the VSI filter list with HW + * @pf: board private structure + **/ +static void i40e_sync_filters_subtask(struct i40e_pf *pf) +{ + int v; + + if (!pf || !(pf->flags & I40E_FLAG_FILTER_SYNC)) + return; + pf->flags &= ~I40E_FLAG_FILTER_SYNC; + + for (v = 0; v < pf->hw.func_caps.num_vsis; v++) { + if (pf->vsi[v] && + (pf->vsi[v]->flags & I40E_VSI_FLAG_FILTER_CHANGED)) + i40e_sync_vsi_filters(pf->vsi[v]); + } +} + +/** + * i40e_change_mtu - NDO callback to change the Maximum Transfer Unit + * @netdev: network interface device structure + * @new_mtu: new value for maximum frame size + * + * Returns 0 on success, negative on failure + **/ +static int i40e_change_mtu(struct net_device *netdev, int new_mtu) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + int max_frame = new_mtu + ETH_HLEN + ETH_FCS_LEN; + struct i40e_vsi *vsi = np->vsi; + + /* MTU < 68 is an error and causes problems on some kernels */ + if ((new_mtu < 68) || (max_frame > I40E_MAX_RXBUFFER)) + return -EINVAL; + + netdev_info(netdev, "changing MTU from %d to %d\n", + netdev->mtu, new_mtu); + netdev->mtu = new_mtu; + if (netif_running(netdev)) + i40e_vsi_reinit_locked(vsi); + + return 0; +} + +/** + * i40e_vlan_stripping_enable - Turn on vlan stripping for the VSI + * @vsi: the vsi being adjusted + **/ +void i40e_vlan_stripping_enable(struct i40e_vsi *vsi) +{ + struct i40e_vsi_context ctxt; + i40e_status ret; + + if ((vsi->info.valid_sections & + cpu_to_le16(I40E_AQ_VSI_PROP_VLAN_VALID)) && + ((vsi->info.port_vlan_flags & I40E_AQ_VSI_PVLAN_MODE_MASK) == 0)) + return; /* already enabled */ + + vsi->info.valid_sections = cpu_to_le16(I40E_AQ_VSI_PROP_VLAN_VALID); + vsi->info.port_vlan_flags = I40E_AQ_VSI_PVLAN_MODE_ALL | + I40E_AQ_VSI_PVLAN_EMOD_STR_BOTH; + + ctxt.seid = vsi->seid; + memcpy(&ctxt.info, &vsi->info, sizeof(vsi->info)); + ret = i40e_aq_update_vsi_params(&vsi->back->hw, &ctxt, NULL); + if (ret) { + dev_info(&vsi->back->pdev->dev, + "%s: update vsi failed, aq_err=%d\n", + __func__, vsi->back->hw.aq.asq_last_status); + } +} + +/** + * i40e_vlan_stripping_disable - Turn off vlan stripping for the VSI + * @vsi: the vsi being adjusted + **/ +void i40e_vlan_stripping_disable(struct i40e_vsi *vsi) +{ + struct i40e_vsi_context ctxt; + i40e_status ret; + + if ((vsi->info.valid_sections & + cpu_to_le16(I40E_AQ_VSI_PROP_VLAN_VALID)) && + ((vsi->info.port_vlan_flags & I40E_AQ_VSI_PVLAN_EMOD_MASK) == + I40E_AQ_VSI_PVLAN_EMOD_MASK)) + return; /* already disabled */ + + vsi->info.valid_sections = cpu_to_le16(I40E_AQ_VSI_PROP_VLAN_VALID); + vsi->info.port_vlan_flags = I40E_AQ_VSI_PVLAN_MODE_ALL | + I40E_AQ_VSI_PVLAN_EMOD_NOTHING; + + ctxt.seid = vsi->seid; + memcpy(&ctxt.info, &vsi->info, sizeof(vsi->info)); + ret = i40e_aq_update_vsi_params(&vsi->back->hw, &ctxt, NULL); + if (ret) { + dev_info(&vsi->back->pdev->dev, + "%s: update vsi failed, aq_err=%d\n", + __func__, vsi->back->hw.aq.asq_last_status); + } +} + +/** + * i40e_vlan_rx_register - Setup or shutdown vlan offload + * @netdev: network interface to be adjusted + * @features: netdev features to test if VLAN offload is enabled or not + **/ +static void i40e_vlan_rx_register(struct net_device *netdev, u32 features) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_vsi *vsi = np->vsi; + + if (features & NETIF_F_HW_VLAN_CTAG_RX) + i40e_vlan_stripping_enable(vsi); + else + i40e_vlan_stripping_disable(vsi); +} + +/** + * i40e_vsi_add_vlan - Add vsi membership for given vlan + * @vsi: the vsi being configured + * @vid: vlan id to be added (0 = untagged only , -1 = any) + **/ +int i40e_vsi_add_vlan(struct i40e_vsi *vsi, s16 vid) +{ + struct i40e_mac_filter *f, *add_f; + bool is_netdev, is_vf; + int ret; + + is_vf = (vsi->type == I40E_VSI_SRIOV); + is_netdev = !!(vsi->netdev); + + if (is_netdev) { + add_f = i40e_add_filter(vsi, vsi->netdev->dev_addr, vid, + is_vf, is_netdev); + if (!add_f) { + dev_info(&vsi->back->pdev->dev, + "Could not add vlan filter %d for %pM\n", + vid, vsi->netdev->dev_addr); + return -ENOMEM; + } + } + + list_for_each_entry(f, &vsi->mac_filter_list, list) { + add_f = i40e_add_filter(vsi, f->macaddr, vid, is_vf, is_netdev); + if (!add_f) { + dev_info(&vsi->back->pdev->dev, + "Could not add vlan filter %d for %pM\n", + vid, f->macaddr); + return -ENOMEM; + } + } + + ret = i40e_sync_vsi_filters(vsi); + if (ret) { + dev_info(&vsi->back->pdev->dev, + "Could not sync filters for vid %d\n", vid); + return ret; + } + + /* Now if we add a vlan tag, make sure to check if it is the first + * tag (i.e. a "tag" -1 does exist) and if so replace the -1 "tag" + * with 0, so we now accept untagged and specified tagged traffic + * (and not any taged and untagged) + */ + if (vid > 0) { + if (is_netdev && i40e_find_filter(vsi, vsi->netdev->dev_addr, + I40E_VLAN_ANY, + is_vf, is_netdev)) { + i40e_del_filter(vsi, vsi->netdev->dev_addr, + I40E_VLAN_ANY, is_vf, is_netdev); + add_f = i40e_add_filter(vsi, vsi->netdev->dev_addr, 0, + is_vf, is_netdev); + if (!add_f) { + dev_info(&vsi->back->pdev->dev, + "Could not add filter 0 for %pM\n", + vsi->netdev->dev_addr); + return -ENOMEM; + } + } + + list_for_each_entry(f, &vsi->mac_filter_list, list) { + if (i40e_find_filter(vsi, f->macaddr, I40E_VLAN_ANY, + is_vf, is_netdev)) { + i40e_del_filter(vsi, f->macaddr, I40E_VLAN_ANY, + is_vf, is_netdev); + add_f = i40e_add_filter(vsi, f->macaddr, + 0, is_vf, is_netdev); + if (!add_f) { + dev_info(&vsi->back->pdev->dev, + "Could not add filter 0 for %pM\n", + f->macaddr); + return -ENOMEM; + } + } + } + ret = i40e_sync_vsi_filters(vsi); + } + + return ret; +} + +/** + * i40e_vsi_kill_vlan - Remove vsi membership for given vlan + * @vsi: the vsi being configured + * @vid: vlan id to be removed (0 = untagged only , -1 = any) + **/ +int i40e_vsi_kill_vlan(struct i40e_vsi *vsi, s16 vid) +{ + struct net_device *netdev = vsi->netdev; + struct i40e_mac_filter *f, *add_f; + bool is_vf, is_netdev; + int filter_count = 0; + int ret; + + is_vf = (vsi->type == I40E_VSI_SRIOV); + is_netdev = !!(netdev); + + if (is_netdev) + i40e_del_filter(vsi, netdev->dev_addr, vid, is_vf, is_netdev); + + list_for_each_entry(f, &vsi->mac_filter_list, list) + i40e_del_filter(vsi, f->macaddr, vid, is_vf, is_netdev); + + ret = i40e_sync_vsi_filters(vsi); + if (ret) { + dev_info(&vsi->back->pdev->dev, "Could not sync filters\n"); + return ret; + } + + /* go through all the filters for this VSI and if there is only + * vid == 0 it means there are no other filters, so vid 0 must + * be replaced with -1. This signifies that we should from now + * on accept any traffic (with any tag present, or untagged) + */ + list_for_each_entry(f, &vsi->mac_filter_list, list) { + if (is_netdev) { + if (f->vlan && + ether_addr_equal(netdev->dev_addr, f->macaddr)) + filter_count++; + } + + if (f->vlan) + filter_count++; + } + + if (!filter_count && is_netdev) { + i40e_del_filter(vsi, netdev->dev_addr, 0, is_vf, is_netdev); + f = i40e_add_filter(vsi, netdev->dev_addr, I40E_VLAN_ANY, + is_vf, is_netdev); + if (!f) { + dev_info(&vsi->back->pdev->dev, + "Could not add filter %d for %pM\n", + I40E_VLAN_ANY, netdev->dev_addr); + return -ENOMEM; + } + } + + if (!filter_count) { + list_for_each_entry(f, &vsi->mac_filter_list, list) { + i40e_del_filter(vsi, f->macaddr, 0, is_vf, is_netdev); + add_f = i40e_add_filter(vsi, f->macaddr, I40E_VLAN_ANY, + is_vf, is_netdev); + if (!add_f) { + dev_info(&vsi->back->pdev->dev, + "Could not add filter %d for %pM\n", + I40E_VLAN_ANY, f->macaddr); + return -ENOMEM; + } + } + } + + return i40e_sync_vsi_filters(vsi); +} + +/** + * i40e_vlan_rx_add_vid - Add a vlan id filter to HW offload + * @netdev: network interface to be adjusted + * @vid: vlan id to be added + **/ +static int i40e_vlan_rx_add_vid(struct net_device *netdev, + __always_unused __be16 proto, u16 vid) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_vsi *vsi = np->vsi; + int ret; + + if (vid > 4095) + return 0; + + netdev_info(vsi->netdev, "adding %pM vid=%d\n", + netdev->dev_addr, vid); + /* If the network stack called us with vid = 0, we should + * indicate to i40e_vsi_add_vlan() that we want to receive + * any traffic (i.e. with any vlan tag, or untagged) + */ + ret = i40e_vsi_add_vlan(vsi, vid ? vid : I40E_VLAN_ANY); + + if (!ret) { + if (vid < VLAN_N_VID) + set_bit(vid, vsi->active_vlans); + } + + return 0; +} + +/** + * i40e_vlan_rx_kill_vid - Remove a vlan id filter from HW offload + * @netdev: network interface to be adjusted + * @vid: vlan id to be removed + **/ +static int i40e_vlan_rx_kill_vid(struct net_device *netdev, + __always_unused __be16 proto, u16 vid) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_vsi *vsi = np->vsi; + + netdev_info(vsi->netdev, "removing %pM vid=%d\n", + netdev->dev_addr, vid); + /* return code is ignored as there is nothing a user + * can do about failure to remove and a log message was + * already printed from another function + */ + i40e_vsi_kill_vlan(vsi, vid); + + clear_bit(vid, vsi->active_vlans); + return 0; +} + +/** + * i40e_restore_vlan - Reinstate vlans when vsi/netdev comes back up + * @vsi: the vsi being brought back up + **/ +static void i40e_restore_vlan(struct i40e_vsi *vsi) +{ + u16 vid; + + if (!vsi->netdev) + return; + + i40e_vlan_rx_register(vsi->netdev, vsi->netdev->features); + + for_each_set_bit(vid, vsi->active_vlans, VLAN_N_VID) + i40e_vlan_rx_add_vid(vsi->netdev, htons(ETH_P_8021Q), + vid); +} + +/** + * i40e_vsi_add_pvid - Add pvid for the VSI + * @vsi: the vsi being adjusted + * @vid: the vlan id to set as a PVID + **/ +i40e_status i40e_vsi_add_pvid(struct i40e_vsi *vsi, u16 vid) +{ + struct i40e_vsi_context ctxt; + i40e_status ret; + + vsi->info.valid_sections = cpu_to_le16(I40E_AQ_VSI_PROP_VLAN_VALID); + vsi->info.pvid = cpu_to_le16(vid); + vsi->info.port_vlan_flags |= I40E_AQ_VSI_PVLAN_INSERT_PVID; + vsi->info.port_vlan_flags |= I40E_AQ_VSI_PVLAN_MODE_UNTAGGED; + + ctxt.seid = vsi->seid; + memcpy(&ctxt.info, &vsi->info, sizeof(vsi->info)); + ret = i40e_aq_update_vsi_params(&vsi->back->hw, &ctxt, NULL); + if (ret) { + dev_info(&vsi->back->pdev->dev, + "%s: update vsi failed, aq_err=%d\n", + __func__, vsi->back->hw.aq.asq_last_status); + } + + return ret; +} + +/** + * i40e_vsi_remove_pvid - Remove the pvid from the VSI + * @vsi: the vsi being adjusted + * + * Just use the vlan_rx_register() service to put it back to normal + **/ +void i40e_vsi_remove_pvid(struct i40e_vsi *vsi) +{ + vsi->info.pvid = 0; + i40e_vlan_rx_register(vsi->netdev, vsi->netdev->features); +} + +/** + * i40e_vsi_setup_tx_resources - Allocate VSI Tx queue resources + * @vsi: ptr to the VSI + * + * If this function returns with an error, then it's possible one or + * more of the rings is populated (while the rest are not). It is the + * callers duty to clean those orphaned rings. + * + * Return 0 on success, negative on failure + **/ +static int i40e_vsi_setup_tx_resources(struct i40e_vsi *vsi) +{ + int i, err = 0; + + for (i = 0; i < vsi->num_queue_pairs && !err; i++) + err = i40e_setup_tx_descriptors(&vsi->tx_rings[i]); + + return err; +} + +/** + * i40e_vsi_free_tx_resources - Free Tx resources for VSI queues + * @vsi: ptr to the VSI + * + * Free VSI's transmit software resources + **/ +static void i40e_vsi_free_tx_resources(struct i40e_vsi *vsi) +{ + int i; + + for (i = 0; i < vsi->num_queue_pairs; i++) + if (vsi->tx_rings[i].desc) + i40e_free_tx_resources(&vsi->tx_rings[i]); +} + +/** + * i40e_vsi_setup_rx_resources - Allocate VSI queues Rx resources + * @vsi: ptr to the VSI + * + * If this function returns with an error, then it's possible one or + * more of the rings is populated (while the rest are not). It is the + * callers duty to clean those orphaned rings. + * + * Return 0 on success, negative on failure + **/ +static int i40e_vsi_setup_rx_resources(struct i40e_vsi *vsi) +{ + int i, err = 0; + + for (i = 0; i < vsi->num_queue_pairs && !err; i++) + err = i40e_setup_rx_descriptors(&vsi->rx_rings[i]); + return err; +} + +/** + * i40e_vsi_free_rx_resources - Free Rx Resources for VSI queues + * @vsi: ptr to the VSI + * + * Free all receive software resources + **/ +static void i40e_vsi_free_rx_resources(struct i40e_vsi *vsi) +{ + int i; + + for (i = 0; i < vsi->num_queue_pairs; i++) + if (vsi->rx_rings[i].desc) + i40e_free_rx_resources(&vsi->rx_rings[i]); +} + +/** + * i40e_configure_tx_ring - Configure a transmit ring context and rest + * @ring: The Tx ring to configure + * + * Configure the Tx descriptor ring in the HMC context. + **/ +static int i40e_configure_tx_ring(struct i40e_ring *ring) +{ + struct i40e_vsi *vsi = ring->vsi; + u16 pf_q = vsi->base_queue + ring->queue_index; + struct i40e_hw *hw = &vsi->back->hw; + struct i40e_hmc_obj_txq tx_ctx; + i40e_status err = 0; + u32 qtx_ctl = 0; + + /* some ATR related tx ring init */ + if (vsi->back->flags & I40E_FLAG_FDIR_ATR_ENABLED) { + ring->atr_sample_rate = vsi->back->atr_sample_rate; + ring->atr_count = 0; + } else { + ring->atr_sample_rate = 0; + } + + /* initialize XPS */ + if (ring->q_vector && ring->netdev && + !test_and_set_bit(__I40E_TX_XPS_INIT_DONE, &ring->state)) + netif_set_xps_queue(ring->netdev, + &ring->q_vector->affinity_mask, + ring->queue_index); + + /* clear the context structure first */ + memset(&tx_ctx, 0, sizeof(tx_ctx)); + + tx_ctx.new_context = 1; + tx_ctx.base = (ring->dma / 128); + tx_ctx.qlen = ring->count; + tx_ctx.fd_ena = !!(vsi->back->flags & (I40E_FLAG_FDIR_ENABLED | + I40E_FLAG_FDIR_ATR_ENABLED)); + + /* As part of VSI creation/update, FW allocates certain + * Tx arbitration queue sets for each TC enabled for + * the VSI. The FW returns the handles to these queue + * sets as part of the response buffer to Add VSI, + * Update VSI, etc. AQ commands. It is expected that + * these queue set handles be associated with the Tx + * queues by the driver as part of the TX queue context + * initialization. This has to be done regardless of + * DCB as by default everything is mapped to TC0. + */ + tx_ctx.rdylist = le16_to_cpu(vsi->info.qs_handle[ring->dcb_tc]); + tx_ctx.rdylist_act = 0; + + /* clear the context in the HMC */ + err = i40e_clear_lan_tx_queue_context(hw, pf_q); + if (err) { + dev_info(&vsi->back->pdev->dev, + "Failed to clear LAN Tx queue context on Tx ring %d (pf_q %d), error: %d\n", + ring->queue_index, pf_q, err); + return -ENOMEM; + } + + /* set the context in the HMC */ + err = i40e_set_lan_tx_queue_context(hw, pf_q, &tx_ctx); + if (err) { + dev_info(&vsi->back->pdev->dev, + "Failed to set LAN Tx queue context on Tx ring %d (pf_q %d, error: %d\n", + ring->queue_index, pf_q, err); + return -ENOMEM; + } + + /* Now associate this queue with this PCI function */ + qtx_ctl = I40E_QTX_CTL_PF_QUEUE; + qtx_ctl |= ((hw->hmc.hmc_fn_id << I40E_QTX_CTL_PF_INDX_SHIFT) + & I40E_QTX_CTL_PF_INDX_MASK); + wr32(hw, I40E_QTX_CTL(pf_q), qtx_ctl); + i40e_flush(hw); + + clear_bit(__I40E_HANG_CHECK_ARMED, &ring->state); + + /* cache tail off for easier writes later */ + ring->tail = hw->hw_addr + I40E_QTX_TAIL(pf_q); + + return 0; +} + +/** + * i40e_configure_rx_ring - Configure a receive ring context + * @ring: The Rx ring to configure + * + * Configure the Rx descriptor ring in the HMC context. + **/ +static int i40e_configure_rx_ring(struct i40e_ring *ring) +{ + struct i40e_vsi *vsi = ring->vsi; + u32 chain_len = vsi->back->hw.func_caps.rx_buf_chain_len; + u16 pf_q = vsi->base_queue + ring->queue_index; + struct i40e_hw *hw = &vsi->back->hw; + struct i40e_hmc_obj_rxq rx_ctx; + i40e_status err = 0; + + ring->state = 0; + + /* clear the context structure first */ + memset(&rx_ctx, 0, sizeof(rx_ctx)); + + ring->rx_buf_len = vsi->rx_buf_len; + ring->rx_hdr_len = vsi->rx_hdr_len; + + rx_ctx.dbuff = ring->rx_buf_len >> I40E_RXQ_CTX_DBUFF_SHIFT; + rx_ctx.hbuff = ring->rx_hdr_len >> I40E_RXQ_CTX_HBUFF_SHIFT; + + rx_ctx.base = (ring->dma / 128); + rx_ctx.qlen = ring->count; + + if (vsi->back->flags & I40E_FLAG_16BYTE_RX_DESC_ENABLED) { + set_ring_16byte_desc_enabled(ring); + rx_ctx.dsize = 0; + } else { + rx_ctx.dsize = 1; + } + + rx_ctx.dtype = vsi->dtype; + if (vsi->dtype) { + set_ring_ps_enabled(ring); + rx_ctx.hsplit_0 = I40E_RX_SPLIT_L2 | + I40E_RX_SPLIT_IP | + I40E_RX_SPLIT_TCP_UDP | + I40E_RX_SPLIT_SCTP; + } else { + rx_ctx.hsplit_0 = 0; + } + + rx_ctx.rxmax = min_t(u16, vsi->max_frame, + (chain_len * ring->rx_buf_len)); + rx_ctx.tphrdesc_ena = 1; + rx_ctx.tphwdesc_ena = 1; + rx_ctx.tphdata_ena = 1; + rx_ctx.tphhead_ena = 1; + rx_ctx.lrxqthresh = 2; + rx_ctx.crcstrip = 1; + rx_ctx.l2tsel = 1; + rx_ctx.showiv = 1; + + /* clear the context in the HMC */ + err = i40e_clear_lan_rx_queue_context(hw, pf_q); + if (err) { + dev_info(&vsi->back->pdev->dev, + "Failed to clear LAN Rx queue context on Rx ring %d (pf_q %d), error: %d\n", + ring->queue_index, pf_q, err); + return -ENOMEM; + } + + /* set the context in the HMC */ + err = i40e_set_lan_rx_queue_context(hw, pf_q, &rx_ctx); + if (err) { + dev_info(&vsi->back->pdev->dev, + "Failed to set LAN Rx queue context on Rx ring %d (pf_q %d), error: %d\n", + ring->queue_index, pf_q, err); + return -ENOMEM; + } + + /* cache tail for quicker writes, and clear the reg before use */ + ring->tail = hw->hw_addr + I40E_QRX_TAIL(pf_q); + writel(0, ring->tail); + + i40e_alloc_rx_buffers(ring, I40E_DESC_UNUSED(ring)); + + return 0; +} + +/** + * i40e_vsi_configure_tx - Configure the VSI for Tx + * @vsi: VSI structure describing this set of rings and resources + * + * Configure the Tx VSI for operation. + **/ +static int i40e_vsi_configure_tx(struct i40e_vsi *vsi) +{ + int err = 0; + u16 i; + + for (i = 0; (i < vsi->num_queue_pairs) && (!err); i++) + err = i40e_configure_tx_ring(&vsi->tx_rings[i]); + + return err; +} + +/** + * i40e_vsi_configure_rx - Configure the VSI for Rx + * @vsi: the VSI being configured + * + * Configure the Rx VSI for operation. + **/ +static int i40e_vsi_configure_rx(struct i40e_vsi *vsi) +{ + int err = 0; + u16 i; + + if (vsi->netdev && (vsi->netdev->mtu > ETH_DATA_LEN)) + vsi->max_frame = vsi->netdev->mtu + ETH_HLEN + + ETH_FCS_LEN + VLAN_HLEN; + else + vsi->max_frame = I40E_RXBUFFER_2048; + + /* figure out correct receive buffer length */ + switch (vsi->back->flags & (I40E_FLAG_RX_1BUF_ENABLED | + I40E_FLAG_RX_PS_ENABLED)) { + case I40E_FLAG_RX_1BUF_ENABLED: + vsi->rx_hdr_len = 0; + vsi->rx_buf_len = vsi->max_frame; + vsi->dtype = I40E_RX_DTYPE_NO_SPLIT; + break; + case I40E_FLAG_RX_PS_ENABLED: + vsi->rx_hdr_len = I40E_RX_HDR_SIZE; + vsi->rx_buf_len = I40E_RXBUFFER_2048; + vsi->dtype = I40E_RX_DTYPE_HEADER_SPLIT; + break; + default: + vsi->rx_hdr_len = I40E_RX_HDR_SIZE; + vsi->rx_buf_len = I40E_RXBUFFER_2048; + vsi->dtype = I40E_RX_DTYPE_SPLIT_ALWAYS; + break; + } + + /* round up for the chip's needs */ + vsi->rx_hdr_len = ALIGN(vsi->rx_hdr_len, + (1 << I40E_RXQ_CTX_HBUFF_SHIFT)); + vsi->rx_buf_len = ALIGN(vsi->rx_buf_len, + (1 << I40E_RXQ_CTX_DBUFF_SHIFT)); + + /* set up individual rings */ + for (i = 0; i < vsi->num_queue_pairs && !err; i++) + err = i40e_configure_rx_ring(&vsi->rx_rings[i]); + + return err; +} + +/** + * i40e_vsi_config_dcb_rings - Update rings to reflect DCB TC + * @vsi: ptr to the VSI + **/ +static void i40e_vsi_config_dcb_rings(struct i40e_vsi *vsi) +{ + u16 qoffset, qcount; + int i, n; + + if (!(vsi->back->flags & I40E_FLAG_DCB_ENABLED)) + return; + + for (n = 0; n < I40E_MAX_TRAFFIC_CLASS; n++) { + if (!(vsi->tc_config.enabled_tc & (1 << n))) + continue; + + qoffset = vsi->tc_config.tc_info[n].qoffset; + qcount = vsi->tc_config.tc_info[n].qcount; + for (i = qoffset; i < (qoffset + qcount); i++) { + struct i40e_ring *rx_ring = &vsi->rx_rings[i]; + struct i40e_ring *tx_ring = &vsi->tx_rings[i]; + rx_ring->dcb_tc = n; + tx_ring->dcb_tc = n; + } + } +} + +/** + * i40e_set_vsi_rx_mode - Call set_rx_mode on a VSI + * @vsi: ptr to the VSI + **/ +static void i40e_set_vsi_rx_mode(struct i40e_vsi *vsi) +{ + if (vsi->netdev) + i40e_set_rx_mode(vsi->netdev); +} + +/** + * i40e_vsi_configure - Set up the VSI for action + * @vsi: the VSI being configured + **/ +static int i40e_vsi_configure(struct i40e_vsi *vsi) +{ + int err; + + i40e_set_vsi_rx_mode(vsi); + i40e_restore_vlan(vsi); + i40e_vsi_config_dcb_rings(vsi); + err = i40e_vsi_configure_tx(vsi); + if (!err) + err = i40e_vsi_configure_rx(vsi); + + return err; +} + +/** + * i40e_vsi_configure_msix - MSIX mode Interrupt Config in the HW + * @vsi: the VSI being configured + **/ +static void i40e_vsi_configure_msix(struct i40e_vsi *vsi) +{ + struct i40e_pf *pf = vsi->back; + struct i40e_q_vector *q_vector; + struct i40e_hw *hw = &pf->hw; + u16 vector; + int i, q; + u32 val; + u32 qp; + + /* The interrupt indexing is offset by 1 in the PFINT_ITRn + * and PFINT_LNKLSTn registers, e.g.: + * PFINT_ITRn[0..n-1] gets msix-1..msix-n (qpair interrupts) + */ + qp = vsi->base_queue; + vector = vsi->base_vector; + q_vector = vsi->q_vectors; + for (i = 0; i < vsi->num_q_vectors; i++, q_vector++, vector++) { + q_vector->rx.itr = ITR_TO_REG(vsi->rx_itr_setting); + q_vector->rx.latency_range = I40E_LOW_LATENCY; + wr32(hw, I40E_PFINT_ITRN(I40E_RX_ITR, vector - 1), + q_vector->rx.itr); + q_vector->tx.itr = ITR_TO_REG(vsi->tx_itr_setting); + q_vector->tx.latency_range = I40E_LOW_LATENCY; + wr32(hw, I40E_PFINT_ITRN(I40E_TX_ITR, vector - 1), + q_vector->tx.itr); + + /* Linked list for the queuepairs assigned to this vector */ + wr32(hw, I40E_PFINT_LNKLSTN(vector - 1), qp); + for (q = 0; q < q_vector->num_ringpairs; q++) { + val = I40E_QINT_RQCTL_CAUSE_ENA_MASK | + (I40E_RX_ITR << I40E_QINT_RQCTL_ITR_INDX_SHIFT) | + (vector << I40E_QINT_RQCTL_MSIX_INDX_SHIFT) | + (qp << I40E_QINT_RQCTL_NEXTQ_INDX_SHIFT)| + (I40E_QUEUE_TYPE_TX + << I40E_QINT_RQCTL_NEXTQ_TYPE_SHIFT); + + wr32(hw, I40E_QINT_RQCTL(qp), val); + + val = I40E_QINT_TQCTL_CAUSE_ENA_MASK | + (I40E_TX_ITR << I40E_QINT_TQCTL_ITR_INDX_SHIFT) | + (vector << I40E_QINT_TQCTL_MSIX_INDX_SHIFT) | + ((qp+1) << I40E_QINT_TQCTL_NEXTQ_INDX_SHIFT)| + (I40E_QUEUE_TYPE_RX + << I40E_QINT_TQCTL_NEXTQ_TYPE_SHIFT); + + /* Terminate the linked list */ + if (q == (q_vector->num_ringpairs - 1)) + val |= (I40E_QUEUE_END_OF_LIST + << I40E_QINT_TQCTL_NEXTQ_INDX_SHIFT); + + wr32(hw, I40E_QINT_TQCTL(qp), val); + qp++; + } + } + + i40e_flush(hw); +} + +/** + * i40e_enable_misc_int_causes - enable the non-queue interrupts + * @hw: ptr to the hardware info + **/ +static void i40e_enable_misc_int_causes(struct i40e_hw *hw) +{ + u32 val; + + /* clear things first */ + wr32(hw, I40E_PFINT_ICR0_ENA, 0); /* disable all */ + rd32(hw, I40E_PFINT_ICR0); /* read to clear */ + + val = I40E_PFINT_ICR0_ENA_ECC_ERR_MASK | + I40E_PFINT_ICR0_ENA_MAL_DETECT_MASK | + I40E_PFINT_ICR0_ENA_GRST_MASK | + I40E_PFINT_ICR0_ENA_PCI_EXCEPTION_MASK | + I40E_PFINT_ICR0_ENA_GPIO_MASK | + I40E_PFINT_ICR0_ENA_STORM_DETECT_MASK | + I40E_PFINT_ICR0_ENA_HMC_ERR_MASK | + I40E_PFINT_ICR0_ENA_VFLR_MASK | + I40E_PFINT_ICR0_ENA_ADMINQ_MASK; + + wr32(hw, I40E_PFINT_ICR0_ENA, val); + + /* SW_ITR_IDX = 0, but don't change INTENA */ + wr32(hw, I40E_PFINT_DYN_CTL0, I40E_PFINT_DYN_CTLN_SW_ITR_INDX_MASK | + I40E_PFINT_DYN_CTLN_INTENA_MSK_MASK); + + /* OTHER_ITR_IDX = 0 */ + wr32(hw, I40E_PFINT_STAT_CTL0, 0); +} + +/** + * i40e_configure_msi_and_legacy - Legacy mode interrupt config in the HW + * @vsi: the VSI being configured + **/ +static void i40e_configure_msi_and_legacy(struct i40e_vsi *vsi) +{ + struct i40e_q_vector *q_vector = vsi->q_vectors; + struct i40e_pf *pf = vsi->back; + struct i40e_hw *hw = &pf->hw; + u32 val; + + /* set the ITR configuration */ + q_vector->rx.itr = ITR_TO_REG(vsi->rx_itr_setting); + q_vector->rx.latency_range = I40E_LOW_LATENCY; + wr32(hw, I40E_PFINT_ITR0(I40E_RX_ITR), q_vector->rx.itr); + q_vector->tx.itr = ITR_TO_REG(vsi->tx_itr_setting); + q_vector->tx.latency_range = I40E_LOW_LATENCY; + wr32(hw, I40E_PFINT_ITR0(I40E_TX_ITR), q_vector->tx.itr); + + i40e_enable_misc_int_causes(hw); + + /* FIRSTQ_INDX = 0, FIRSTQ_TYPE = 0 (rx) */ + wr32(hw, I40E_PFINT_LNKLST0, 0); + + /* Associate the queue pair to the vector and enable the q int */ + val = I40E_QINT_RQCTL_CAUSE_ENA_MASK | + (I40E_RX_ITR << I40E_QINT_RQCTL_ITR_INDX_SHIFT) | + (I40E_QUEUE_TYPE_TX << I40E_QINT_TQCTL_NEXTQ_TYPE_SHIFT); + + wr32(hw, I40E_QINT_RQCTL(0), val); + + val = I40E_QINT_TQCTL_CAUSE_ENA_MASK | + (I40E_TX_ITR << I40E_QINT_TQCTL_ITR_INDX_SHIFT) | + (I40E_QUEUE_END_OF_LIST << I40E_QINT_TQCTL_NEXTQ_INDX_SHIFT); + + wr32(hw, I40E_QINT_TQCTL(0), val); + i40e_flush(hw); +} + +/** + * i40e_irq_dynamic_enable_icr0 - Enable default interrupt generation for icr0 + * @pf: board private structure + **/ +static void i40e_irq_dynamic_enable_icr0(struct i40e_pf *pf) +{ + struct i40e_hw *hw = &pf->hw; + u32 val; + + val = I40E_PFINT_DYN_CTL0_INTENA_MASK | + I40E_PFINT_DYN_CTL0_CLEARPBA_MASK | + (I40E_ITR_NONE << I40E_PFINT_DYN_CTL0_ITR_INDX_SHIFT); + + wr32(hw, I40E_PFINT_DYN_CTL0, val); + i40e_flush(hw); +} + +/** + * i40e_irq_dynamic_enable - Enable default interrupt generation settings + * @vsi: pointer to a vsi + * @vector: enable a particular Hw Interrupt vector + **/ +void i40e_irq_dynamic_enable(struct i40e_vsi *vsi, int vector) +{ + struct i40e_pf *pf = vsi->back; + struct i40e_hw *hw = &pf->hw; + u32 val; + + val = I40E_PFINT_DYN_CTLN_INTENA_MASK | + I40E_PFINT_DYN_CTLN_CLEARPBA_MASK | + (I40E_ITR_NONE << I40E_PFINT_DYN_CTLN_ITR_INDX_SHIFT); + wr32(hw, I40E_PFINT_DYN_CTLN(vector - 1), val); + i40e_flush(hw); +} + +/** + * i40e_msix_clean_rings - MSIX mode Interrupt Handler + * @irq: interrupt number + * @data: pointer to a q_vector + **/ +static irqreturn_t i40e_msix_clean_rings(int irq, void *data) +{ + struct i40e_q_vector *q_vector = data; + + if (!q_vector->tx.ring[0] && !q_vector->rx.ring[0]) + return IRQ_HANDLED; + + napi_schedule(&q_vector->napi); + + return IRQ_HANDLED; +} + +/** + * i40e_fdir_clean_rings - Interrupt Handler for FDIR rings + * @irq: interrupt number + * @data: pointer to a q_vector + **/ +static irqreturn_t i40e_fdir_clean_rings(int irq, void *data) +{ + struct i40e_q_vector *q_vector = data; + + if (!q_vector->tx.ring[0] && !q_vector->rx.ring[0]) + return IRQ_HANDLED; + + pr_info("fdir ring cleaning needed\n"); + + return IRQ_HANDLED; +} + +/** + * i40e_vsi_request_irq_msix - Initialize MSI-X interrupts + * @vsi: the VSI being configured + * @basename: name for the vector + * + * Allocates MSI-X vectors and requests interrupts from the kernel. + **/ +static int i40e_vsi_request_irq_msix(struct i40e_vsi *vsi, char *basename) +{ + int q_vectors = vsi->num_q_vectors; + struct i40e_pf *pf = vsi->back; + int base = vsi->base_vector; + int rx_int_idx = 0; + int tx_int_idx = 0; + int vector, err; + + for (vector = 0; vector < q_vectors; vector++) { + struct i40e_q_vector *q_vector = &(vsi->q_vectors[vector]); + + if (q_vector->tx.ring[0] && q_vector->rx.ring[0]) { + snprintf(q_vector->name, sizeof(q_vector->name) - 1, + "%s-%s-%d", basename, "TxRx", rx_int_idx++); + tx_int_idx++; + } else if (q_vector->rx.ring[0]) { + snprintf(q_vector->name, sizeof(q_vector->name) - 1, + "%s-%s-%d", basename, "rx", rx_int_idx++); + } else if (q_vector->tx.ring[0]) { + snprintf(q_vector->name, sizeof(q_vector->name) - 1, + "%s-%s-%d", basename, "tx", tx_int_idx++); + } else { + /* skip this unused q_vector */ + continue; + } + err = request_irq(pf->msix_entries[base + vector].vector, + vsi->irq_handler, + 0, + q_vector->name, + q_vector); + if (err) { + dev_info(&pf->pdev->dev, + "%s: request_irq failed, error: %d\n", + __func__, err); + goto free_queue_irqs; + } + /* assign the mask for this irq */ + irq_set_affinity_hint(pf->msix_entries[base + vector].vector, + &q_vector->affinity_mask); + } + + return 0; + +free_queue_irqs: + while (vector) { + vector--; + irq_set_affinity_hint(pf->msix_entries[base + vector].vector, + NULL); + free_irq(pf->msix_entries[base + vector].vector, + &(vsi->q_vectors[vector])); + } + return err; +} + +/** + * i40e_vsi_disable_irq - Mask off queue interrupt generation on the VSI + * @vsi: the VSI being un-configured + **/ +static void i40e_vsi_disable_irq(struct i40e_vsi *vsi) +{ + struct i40e_pf *pf = vsi->back; + struct i40e_hw *hw = &pf->hw; + int base = vsi->base_vector; + int i; + + for (i = 0; i < vsi->num_queue_pairs; i++) { + wr32(hw, I40E_QINT_TQCTL(vsi->tx_rings[i].reg_idx), 0); + wr32(hw, I40E_QINT_RQCTL(vsi->rx_rings[i].reg_idx), 0); + } + + if (pf->flags & I40E_FLAG_MSIX_ENABLED) { + for (i = vsi->base_vector; + i < (vsi->num_q_vectors + vsi->base_vector); i++) + wr32(hw, I40E_PFINT_DYN_CTLN(i - 1), 0); + + i40e_flush(hw); + for (i = 0; i < vsi->num_q_vectors; i++) + synchronize_irq(pf->msix_entries[i + base].vector); + } else { + /* Legacy and MSI mode - this stops all interrupt handling */ + wr32(hw, I40E_PFINT_ICR0_ENA, 0); + wr32(hw, I40E_PFINT_DYN_CTL0, 0); + i40e_flush(hw); + synchronize_irq(pf->pdev->irq); + } +} + +/** + * i40e_vsi_enable_irq - Enable IRQ for the given VSI + * @vsi: the VSI being configured + **/ +static int i40e_vsi_enable_irq(struct i40e_vsi *vsi) +{ + struct i40e_pf *pf = vsi->back; + int i; + + if (pf->flags & I40E_FLAG_MSIX_ENABLED) { + for (i = vsi->base_vector; + i < (vsi->num_q_vectors + vsi->base_vector); i++) + i40e_irq_dynamic_enable(vsi, i); + } else { + i40e_irq_dynamic_enable_icr0(pf); + } + + return 0; +} + +/** + * i40e_stop_misc_vector - Stop the vector that handles non-queue events + * @pf: board private structure + **/ +static void i40e_stop_misc_vector(struct i40e_pf *pf) +{ + /* Disable ICR 0 */ + wr32(&pf->hw, I40E_PFINT_ICR0_ENA, 0); + i40e_flush(&pf->hw); +} + +/** + * i40e_intr - MSI/Legacy and non-queue interrupt handler + * @irq: interrupt number + * @data: pointer to a q_vector + * + * This is the handler used for all MSI/Legacy interrupts, and deals + * with both queue and non-queue interrupts. This is also used in + * MSIX mode to handle the non-queue interrupts. + **/ +static irqreturn_t i40e_intr(int irq, void *data) +{ + struct i40e_pf *pf = (struct i40e_pf *)data; + struct i40e_hw *hw = &pf->hw; + u32 icr0, icr0_remaining; + u32 val, ena_mask; + + icr0 = rd32(hw, I40E_PFINT_ICR0); + + /* if sharing a legacy IRQ, we might get called w/o an intr pending */ + if ((icr0 & I40E_PFINT_ICR0_INTEVENT_MASK) == 0) + return IRQ_NONE; + + val = rd32(hw, I40E_PFINT_DYN_CTL0); + val = val | I40E_PFINT_DYN_CTL0_CLEARPBA_MASK; + wr32(hw, I40E_PFINT_DYN_CTL0, val); + + ena_mask = rd32(hw, I40E_PFINT_ICR0_ENA); + + /* only q0 is used in MSI/Legacy mode, and none are used in MSIX */ + if (icr0 & I40E_PFINT_ICR0_QUEUE_0_MASK) { + + /* temporarily disable queue cause for NAPI processing */ + u32 qval = rd32(hw, I40E_QINT_RQCTL(0)); + qval &= ~I40E_QINT_RQCTL_CAUSE_ENA_MASK; + wr32(hw, I40E_QINT_RQCTL(0), qval); + + qval = rd32(hw, I40E_QINT_TQCTL(0)); + qval &= ~I40E_QINT_TQCTL_CAUSE_ENA_MASK; + wr32(hw, I40E_QINT_TQCTL(0), qval); + i40e_flush(hw); + + if (!test_bit(__I40E_DOWN, &pf->state)) + napi_schedule(&pf->vsi[pf->lan_vsi]->q_vectors[0].napi); + } + + if (icr0 & I40E_PFINT_ICR0_ADMINQ_MASK) { + ena_mask &= ~I40E_PFINT_ICR0_ENA_ADMINQ_MASK; + set_bit(__I40E_ADMINQ_EVENT_PENDING, &pf->state); + } + + if (icr0 & I40E_PFINT_ICR0_MAL_DETECT_MASK) { + ena_mask &= ~I40E_PFINT_ICR0_ENA_MAL_DETECT_MASK; + set_bit(__I40E_MDD_EVENT_PENDING, &pf->state); + } + + if (icr0 & I40E_PFINT_ICR0_VFLR_MASK) { + ena_mask &= ~I40E_PFINT_ICR0_ENA_VFLR_MASK; + set_bit(__I40E_VFLR_EVENT_PENDING, &pf->state); + } + + if (icr0 & I40E_PFINT_ICR0_GRST_MASK) { + if (!test_bit(__I40E_RESET_RECOVERY_PENDING, &pf->state)) + set_bit(__I40E_RESET_INTR_RECEIVED, &pf->state); + ena_mask &= ~I40E_PFINT_ICR0_ENA_GRST_MASK; + val = rd32(hw, I40E_GLGEN_RSTAT); + val = (val & I40E_GLGEN_RSTAT_RESET_TYPE_MASK) + >> I40E_GLGEN_RSTAT_RESET_TYPE_SHIFT; + if (val & I40E_RESET_CORER) + pf->corer_count++; + else if (val & I40E_RESET_GLOBR) + pf->globr_count++; + else if (val & I40E_RESET_EMPR) + pf->empr_count++; + } + + /* If a critical error is pending we have no choice but to reset the + * device. + * Report and mask out any remaining unexpected interrupts. + */ + icr0_remaining = icr0 & ena_mask; + if (icr0_remaining) { + dev_info(&pf->pdev->dev, "unhandled interrupt icr0=0x%08x\n", + icr0_remaining); + if ((icr0_remaining & I40E_PFINT_ICR0_HMC_ERR_MASK) || + (icr0_remaining & I40E_PFINT_ICR0_PE_CRITERR_MASK) || + (icr0_remaining & I40E_PFINT_ICR0_PCI_EXCEPTION_MASK) || + (icr0_remaining & I40E_PFINT_ICR0_ECC_ERR_MASK) || + (icr0_remaining & I40E_PFINT_ICR0_MAL_DETECT_MASK)) { + if (icr0 & I40E_PFINT_ICR0_HMC_ERR_MASK) { + dev_info(&pf->pdev->dev, "HMC error interrupt\n"); + } else { + dev_info(&pf->pdev->dev, "device will be reset\n"); + set_bit(__I40E_PF_RESET_REQUESTED, &pf->state); + i40e_service_event_schedule(pf); + } + } + ena_mask &= ~icr0_remaining; + } + + /* re-enable interrupt causes */ + wr32(hw, I40E_PFINT_ICR0_ENA, ena_mask); + i40e_flush(hw); + if (!test_bit(__I40E_DOWN, &pf->state)) { + i40e_service_event_schedule(pf); + i40e_irq_dynamic_enable_icr0(pf); + } + + return IRQ_HANDLED; +} + +/** + * i40e_map_vector_to_rxq - Assigns the Rx queue to the vector + * @vsi: the VSI being configured + * @v_idx: vector index + * @r_idx: rx queue index + **/ +static void map_vector_to_rxq(struct i40e_vsi *vsi, int v_idx, int r_idx) +{ + struct i40e_q_vector *q_vector = &(vsi->q_vectors[v_idx]); + struct i40e_ring *rx_ring = &(vsi->rx_rings[r_idx]); + + rx_ring->q_vector = q_vector; + q_vector->rx.ring[q_vector->rx.count] = rx_ring; + q_vector->rx.count++; + q_vector->rx.latency_range = I40E_LOW_LATENCY; + q_vector->vsi = vsi; +} + +/** + * i40e_map_vector_to_txq - Assigns the Tx queue to the vector + * @vsi: the VSI being configured + * @v_idx: vector index + * @t_idx: tx queue index + **/ +static void map_vector_to_txq(struct i40e_vsi *vsi, int v_idx, int t_idx) +{ + struct i40e_q_vector *q_vector = &(vsi->q_vectors[v_idx]); + struct i40e_ring *tx_ring = &(vsi->tx_rings[t_idx]); + + tx_ring->q_vector = q_vector; + q_vector->tx.ring[q_vector->tx.count] = tx_ring; + q_vector->tx.count++; + q_vector->tx.latency_range = I40E_LOW_LATENCY; + q_vector->num_ringpairs++; + q_vector->vsi = vsi; +} + +/** + * i40e_vsi_map_rings_to_vectors - Maps descriptor rings to vectors + * @vsi: the VSI being configured + * + * This function maps descriptor rings to the queue-specific vectors + * we were allotted through the MSI-X enabling code. Ideally, we'd have + * one vector per queue pair, but on a constrained vector budget, we + * group the queue pairs as "efficiently" as possible. + **/ +static void i40e_vsi_map_rings_to_vectors(struct i40e_vsi *vsi) +{ + int qp_remaining = vsi->num_queue_pairs; + int q_vectors = vsi->num_q_vectors; + int qp_per_vector; + int v_start = 0; + int qp_idx = 0; + + /* If we don't have enough vectors for a 1-to-1 mapping, we'll have to + * group them so there are multiple queues per vector. + */ + for (; v_start < q_vectors && qp_remaining; v_start++) { + qp_per_vector = DIV_ROUND_UP(qp_remaining, q_vectors - v_start); + for (; qp_per_vector; + qp_per_vector--, qp_idx++, qp_remaining--) { + map_vector_to_rxq(vsi, v_start, qp_idx); + map_vector_to_txq(vsi, v_start, qp_idx); + } + } +} + +/** + * i40e_vsi_request_irq - Request IRQ from the OS + * @vsi: the VSI being configured + * @basename: name for the vector + **/ +static int i40e_vsi_request_irq(struct i40e_vsi *vsi, char *basename) +{ + struct i40e_pf *pf = vsi->back; + int err; + + if (pf->flags & I40E_FLAG_MSIX_ENABLED) + err = i40e_vsi_request_irq_msix(vsi, basename); + else if (pf->flags & I40E_FLAG_MSI_ENABLED) + err = request_irq(pf->pdev->irq, i40e_intr, 0, + pf->misc_int_name, pf); + else + err = request_irq(pf->pdev->irq, i40e_intr, IRQF_SHARED, + pf->misc_int_name, pf); + + if (err) + dev_info(&pf->pdev->dev, "request_irq failed, Error %d\n", err); + + return err; +} + +#ifdef CONFIG_NET_POLL_CONTROLLER +/** + * i40e_netpoll - A Polling 'interrupt'handler + * @netdev: network interface device structure + * + * This is used by netconsole to send skbs without having to re-enable + * interrupts. It's not called while the normal interrupt routine is executing. + **/ +static void i40e_netpoll(struct net_device *netdev) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_vsi *vsi = np->vsi; + struct i40e_pf *pf = vsi->back; + int i; + + /* if interface is down do nothing */ + if (test_bit(__I40E_DOWN, &vsi->state)) + return; + + pf->flags |= I40E_FLAG_IN_NETPOLL; + if (pf->flags & I40E_FLAG_MSIX_ENABLED) { + for (i = 0; i < vsi->num_q_vectors; i++) + i40e_msix_clean_rings(0, &vsi->q_vectors[i]); + } else { + i40e_intr(pf->pdev->irq, netdev); + } + pf->flags &= ~I40E_FLAG_IN_NETPOLL; +} +#endif + +/** + * i40e_vsi_control_tx - Start or stop a VSI's rings + * @vsi: the VSI being configured + * @enable: start or stop the rings + **/ +static int i40e_vsi_control_tx(struct i40e_vsi *vsi, bool enable) +{ + struct i40e_pf *pf = vsi->back; + struct i40e_hw *hw = &pf->hw; + int i, j, pf_q; + u32 tx_reg; + + pf_q = vsi->base_queue; + for (i = 0; i < vsi->num_queue_pairs; i++, pf_q++) { + j = 1000; + do { + usleep_range(1000, 2000); + tx_reg = rd32(hw, I40E_QTX_ENA(pf_q)); + } while (j-- && ((tx_reg >> I40E_QTX_ENA_QENA_REQ_SHIFT) + ^ (tx_reg >> I40E_QTX_ENA_QENA_STAT_SHIFT)) & 1); + + if (enable) { + /* is STAT set ? */ + if ((tx_reg & I40E_QTX_ENA_QENA_STAT_MASK)) { + dev_info(&pf->pdev->dev, + "Tx %d already enabled\n", i); + continue; + } + } else { + /* is !STAT set ? */ + if (!(tx_reg & I40E_QTX_ENA_QENA_STAT_MASK)) { + dev_info(&pf->pdev->dev, + "Tx %d already disabled\n", i); + continue; + } + } + + /* turn on/off the queue */ + if (enable) + tx_reg |= I40E_QTX_ENA_QENA_REQ_MASK | + I40E_QTX_ENA_QENA_STAT_MASK; + else + tx_reg &= ~I40E_QTX_ENA_QENA_REQ_MASK; + + wr32(hw, I40E_QTX_ENA(pf_q), tx_reg); + + /* wait for the change to finish */ + for (j = 0; j < 10; j++) { + tx_reg = rd32(hw, I40E_QTX_ENA(pf_q)); + if (enable) { + if ((tx_reg & I40E_QTX_ENA_QENA_STAT_MASK)) + break; + } else { + if (!(tx_reg & I40E_QTX_ENA_QENA_STAT_MASK)) + break; + } + + udelay(10); + } + if (j >= 10) { + dev_info(&pf->pdev->dev, "Tx ring %d %sable timeout\n", + pf_q, (enable ? "en" : "dis")); + return -ETIMEDOUT; + } + } + + return 0; +} + +/** + * i40e_vsi_control_rx - Start or stop a VSI's rings + * @vsi: the VSI being configured + * @enable: start or stop the rings + **/ +static int i40e_vsi_control_rx(struct i40e_vsi *vsi, bool enable) +{ + struct i40e_pf *pf = vsi->back; + struct i40e_hw *hw = &pf->hw; + int i, j, pf_q; + u32 rx_reg; + + pf_q = vsi->base_queue; + for (i = 0; i < vsi->num_queue_pairs; i++, pf_q++) { + j = 1000; + do { + usleep_range(1000, 2000); + rx_reg = rd32(hw, I40E_QRX_ENA(pf_q)); + } while (j-- && ((rx_reg >> I40E_QRX_ENA_QENA_REQ_SHIFT) + ^ (rx_reg >> I40E_QRX_ENA_QENA_STAT_SHIFT)) & 1); + + if (enable) { + /* is STAT set ? */ + if ((rx_reg & I40E_QRX_ENA_QENA_STAT_MASK)) + continue; + } else { + /* is !STAT set ? */ + if (!(rx_reg & I40E_QRX_ENA_QENA_STAT_MASK)) + continue; + } + + /* turn on/off the queue */ + if (enable) + rx_reg |= I40E_QRX_ENA_QENA_REQ_MASK | + I40E_QRX_ENA_QENA_STAT_MASK; + else + rx_reg &= ~(I40E_QRX_ENA_QENA_REQ_MASK | + I40E_QRX_ENA_QENA_STAT_MASK); + wr32(hw, I40E_QRX_ENA(pf_q), rx_reg); + + /* wait for the change to finish */ + for (j = 0; j < 10; j++) { + rx_reg = rd32(hw, I40E_QRX_ENA(pf_q)); + + if (enable) { + if ((rx_reg & I40E_QRX_ENA_QENA_STAT_MASK)) + break; + } else { + if (!(rx_reg & I40E_QRX_ENA_QENA_STAT_MASK)) + break; + } + + udelay(10); + } + if (j >= 10) { + dev_info(&pf->pdev->dev, "Rx ring %d %sable timeout\n", + pf_q, (enable ? "en" : "dis")); + return -ETIMEDOUT; + } + } + + return 0; +} + +/** + * i40e_vsi_control_rings - Start or stop a VSI's rings + * @vsi: the VSI being configured + * @enable: start or stop the rings + **/ +static int i40e_vsi_control_rings(struct i40e_vsi *vsi, bool request) +{ + int ret; + + /* do rx first for enable and last for disable */ + if (request) { + ret = i40e_vsi_control_rx(vsi, request); + if (ret) + return ret; + ret = i40e_vsi_control_tx(vsi, request); + } else { + ret = i40e_vsi_control_tx(vsi, request); + if (ret) + return ret; + ret = i40e_vsi_control_rx(vsi, request); + } + + return ret; +} + +/** + * i40e_vsi_free_irq - Free the irq association with the OS + * @vsi: the VSI being configured + **/ +static void i40e_vsi_free_irq(struct i40e_vsi *vsi) +{ + struct i40e_pf *pf = vsi->back; + struct i40e_hw *hw = &pf->hw; + int base = vsi->base_vector; + u32 val, qp; + int i; + + if (pf->flags & I40E_FLAG_MSIX_ENABLED) { + if (!vsi->q_vectors) + return; + + for (i = 0; i < vsi->num_q_vectors; i++) { + u16 vector = i + base; + + /* free only the irqs that were actually requested */ + if (vsi->q_vectors[i].num_ringpairs == 0) + continue; + + /* clear the affinity_mask in the IRQ descriptor */ + irq_set_affinity_hint(pf->msix_entries[vector].vector, + NULL); + free_irq(pf->msix_entries[vector].vector, + &vsi->q_vectors[i]); + + /* Tear down the interrupt queue link list + * + * We know that they come in pairs and always + * the Rx first, then the Tx. To clear the + * link list, stick the EOL value into the + * next_q field of the registers. + */ + val = rd32(hw, I40E_PFINT_LNKLSTN(vector - 1)); + qp = (val & I40E_PFINT_LNKLSTN_FIRSTQ_INDX_MASK) + >> I40E_PFINT_LNKLSTN_FIRSTQ_INDX_SHIFT; + val |= I40E_QUEUE_END_OF_LIST + << I40E_PFINT_LNKLSTN_FIRSTQ_INDX_SHIFT; + wr32(hw, I40E_PFINT_LNKLSTN(vector - 1), val); + + while (qp != I40E_QUEUE_END_OF_LIST) { + u32 next; + + val = rd32(hw, I40E_QINT_RQCTL(qp)); + + val &= ~(I40E_QINT_RQCTL_MSIX_INDX_MASK | + I40E_QINT_RQCTL_MSIX0_INDX_MASK | + I40E_QINT_RQCTL_CAUSE_ENA_MASK | + I40E_QINT_RQCTL_INTEVENT_MASK); + + val |= (I40E_QINT_RQCTL_ITR_INDX_MASK | + I40E_QINT_RQCTL_NEXTQ_INDX_MASK); + + wr32(hw, I40E_QINT_RQCTL(qp), val); + + val = rd32(hw, I40E_QINT_TQCTL(qp)); + + next = (val & I40E_QINT_TQCTL_NEXTQ_INDX_MASK) + >> I40E_QINT_TQCTL_NEXTQ_INDX_SHIFT; + + val &= ~(I40E_QINT_TQCTL_MSIX_INDX_MASK | + I40E_QINT_TQCTL_MSIX0_INDX_MASK | + I40E_QINT_TQCTL_CAUSE_ENA_MASK | + I40E_QINT_TQCTL_INTEVENT_MASK); + + val |= (I40E_QINT_TQCTL_ITR_INDX_MASK | + I40E_QINT_TQCTL_NEXTQ_INDX_MASK); + + wr32(hw, I40E_QINT_TQCTL(qp), val); + qp = next; + } + } + } else { + free_irq(pf->pdev->irq, pf); + + val = rd32(hw, I40E_PFINT_LNKLST0); + qp = (val & I40E_PFINT_LNKLSTN_FIRSTQ_INDX_MASK) + >> I40E_PFINT_LNKLSTN_FIRSTQ_INDX_SHIFT; + val |= I40E_QUEUE_END_OF_LIST + << I40E_PFINT_LNKLST0_FIRSTQ_INDX_SHIFT; + wr32(hw, I40E_PFINT_LNKLST0, val); + + val = rd32(hw, I40E_QINT_RQCTL(qp)); + val &= ~(I40E_QINT_RQCTL_MSIX_INDX_MASK | + I40E_QINT_RQCTL_MSIX0_INDX_MASK | + I40E_QINT_RQCTL_CAUSE_ENA_MASK | + I40E_QINT_RQCTL_INTEVENT_MASK); + + val |= (I40E_QINT_RQCTL_ITR_INDX_MASK | + I40E_QINT_RQCTL_NEXTQ_INDX_MASK); + + wr32(hw, I40E_QINT_RQCTL(qp), val); + + val = rd32(hw, I40E_QINT_TQCTL(qp)); + + val &= ~(I40E_QINT_TQCTL_MSIX_INDX_MASK | + I40E_QINT_TQCTL_MSIX0_INDX_MASK | + I40E_QINT_TQCTL_CAUSE_ENA_MASK | + I40E_QINT_TQCTL_INTEVENT_MASK); + + val |= (I40E_QINT_TQCTL_ITR_INDX_MASK | + I40E_QINT_TQCTL_NEXTQ_INDX_MASK); + + wr32(hw, I40E_QINT_TQCTL(qp), val); + } +} + +/** + * i40e_vsi_free_q_vectors - Free memory allocated for interrupt vectors + * @vsi: the VSI being un-configured + * + * This frees the memory allocated to the q_vectors and + * deletes references to the NAPI struct. + **/ +static void i40e_vsi_free_q_vectors(struct i40e_vsi *vsi) +{ + int v_idx; + + for (v_idx = 0; v_idx < vsi->num_q_vectors; v_idx++) { + struct i40e_q_vector *q_vector = &vsi->q_vectors[v_idx]; + int r_idx; + + if (!q_vector) + continue; + + /* disassociate q_vector from rings */ + for (r_idx = 0; r_idx < q_vector->tx.count; r_idx++) + q_vector->tx.ring[r_idx]->q_vector = NULL; + for (r_idx = 0; r_idx < q_vector->rx.count; r_idx++) + q_vector->rx.ring[r_idx]->q_vector = NULL; + + /* only VSI w/ an associated netdev is set up w/ NAPI */ + if (vsi->netdev) + netif_napi_del(&q_vector->napi); + } + kfree(vsi->q_vectors); +} + +/** + * i40e_reset_interrupt_capability - Disable interrupt setup in OS + * @pf: board private structure + **/ +static void i40e_reset_interrupt_capability(struct i40e_pf *pf) +{ + /* If we're in Legacy mode, the interrupt was cleaned in vsi_close */ + if (pf->flags & I40E_FLAG_MSIX_ENABLED) { + pci_disable_msix(pf->pdev); + kfree(pf->msix_entries); + pf->msix_entries = NULL; + } else if (pf->flags & I40E_FLAG_MSI_ENABLED) { + pci_disable_msi(pf->pdev); + } + pf->flags &= ~(I40E_FLAG_MSIX_ENABLED | I40E_FLAG_MSI_ENABLED); +} + +/** + * i40e_clear_interrupt_scheme - Clear the current interrupt scheme settings + * @pf: board private structure + * + * We go through and clear interrupt specific resources and reset the structure + * to pre-load conditions + **/ +static void i40e_clear_interrupt_scheme(struct i40e_pf *pf) +{ + int i; + + i40e_put_lump(pf->irq_pile, 0, I40E_PILE_VALID_BIT-1); + for (i = 0; i < pf->hw.func_caps.num_vsis; i++) + if (pf->vsi[i]) + i40e_vsi_free_q_vectors(pf->vsi[i]); + i40e_reset_interrupt_capability(pf); +} + +/** + * i40e_napi_enable_all - Enable NAPI for all q_vectors in the VSI + * @vsi: the VSI being configured + **/ +static void i40e_napi_enable_all(struct i40e_vsi *vsi) +{ + int q_idx; + + if (!vsi->netdev) + return; + + for (q_idx = 0; q_idx < vsi->num_q_vectors; q_idx++) + napi_enable(&vsi->q_vectors[q_idx].napi); +} + +/** + * i40e_napi_disable_all - Disable NAPI for all q_vectors in the VSI + * @vsi: the VSI being configured + **/ +static void i40e_napi_disable_all(struct i40e_vsi *vsi) +{ + int q_idx; + + if (!vsi->netdev) + return; + + for (q_idx = 0; q_idx < vsi->num_q_vectors; q_idx++) + napi_disable(&vsi->q_vectors[q_idx].napi); +} + +/** + * i40e_quiesce_vsi - Pause a given VSI + * @vsi: the VSI being paused + **/ +static void i40e_quiesce_vsi(struct i40e_vsi *vsi) +{ + if (test_bit(__I40E_DOWN, &vsi->state)) + return; + + set_bit(__I40E_NEEDS_RESTART, &vsi->state); + if (vsi->netdev && netif_running(vsi->netdev)) { + vsi->netdev->netdev_ops->ndo_stop(vsi->netdev); + } else { + set_bit(__I40E_DOWN, &vsi->state); + i40e_down(vsi); + } +} + +/** + * i40e_unquiesce_vsi - Resume a given VSI + * @vsi: the VSI being resumed + **/ +static void i40e_unquiesce_vsi(struct i40e_vsi *vsi) +{ + if (!test_bit(__I40E_NEEDS_RESTART, &vsi->state)) + return; + + clear_bit(__I40E_NEEDS_RESTART, &vsi->state); + if (vsi->netdev && netif_running(vsi->netdev)) + vsi->netdev->netdev_ops->ndo_open(vsi->netdev); + else + i40e_up(vsi); /* this clears the DOWN bit */ +} + +/** + * i40e_pf_quiesce_all_vsi - Pause all VSIs on a PF + * @pf: the PF + **/ +static void i40e_pf_quiesce_all_vsi(struct i40e_pf *pf) +{ + int v; + + for (v = 0; v < pf->hw.func_caps.num_vsis; v++) { + if (pf->vsi[v]) + i40e_quiesce_vsi(pf->vsi[v]); + } +} + +/** + * i40e_pf_unquiesce_all_vsi - Resume all VSIs on a PF + * @pf: the PF + **/ +static void i40e_pf_unquiesce_all_vsi(struct i40e_pf *pf) +{ + int v; + + for (v = 0; v < pf->hw.func_caps.num_vsis; v++) { + if (pf->vsi[v]) + i40e_unquiesce_vsi(pf->vsi[v]); + } +} + +/** + * i40e_dcb_get_num_tc - Get the number of TCs from DCBx config + * @dcbcfg: the corresponding DCBx configuration structure + * + * Return the number of TCs from given DCBx configuration + **/ +static u8 i40e_dcb_get_num_tc(struct i40e_dcbx_config *dcbcfg) +{ + int num_tc = 0, i; + + /* Scan the ETS Config Priority Table to find + * traffic class enabled for a given priority + * and use the traffic class index to get the + * number of traffic classes enabled + */ + for (i = 0; i < I40E_MAX_USER_PRIORITY; i++) { + if (dcbcfg->etscfg.prioritytable[i] > num_tc) + num_tc = dcbcfg->etscfg.prioritytable[i]; + } + + /* Traffic class index starts from zero so + * increment to return the actual count + */ + num_tc++; + + return num_tc; +} + +/** + * i40e_dcb_get_enabled_tc - Get enabled traffic classes + * @dcbcfg: the corresponding DCBx configuration structure + * + * Query the current DCB configuration and return the number of + * traffic classes enabled from the given DCBX config + **/ +static u8 i40e_dcb_get_enabled_tc(struct i40e_dcbx_config *dcbcfg) +{ + u8 num_tc = i40e_dcb_get_num_tc(dcbcfg); + u8 enabled_tc = 1; + u8 i; + + for (i = 0; i < num_tc; i++) + enabled_tc |= 1 << i; + + return enabled_tc; +} + +/** + * i40e_pf_get_num_tc - Get enabled traffic classes for PF + * @pf: PF being queried + * + * Return number of traffic classes enabled for the given PF + **/ +static u8 i40e_pf_get_num_tc(struct i40e_pf *pf) +{ + struct i40e_hw *hw = &pf->hw; + u8 i, enabled_tc; + u8 num_tc = 0; + struct i40e_dcbx_config *dcbcfg = &hw->local_dcbx_config; + + /* If DCB is not enabled then always in single TC */ + if (!(pf->flags & I40E_FLAG_DCB_ENABLED)) + return 1; + + /* MFP mode return count of enabled TCs for this PF */ + if (pf->flags & I40E_FLAG_MFP_ENABLED) { + enabled_tc = pf->hw.func_caps.enabled_tcmap; + for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { + if (enabled_tc & (1 << i)) + num_tc++; + } + return num_tc; + } + + /* SFP mode will be enabled for all TCs on port */ + return i40e_dcb_get_num_tc(dcbcfg); +} + +/** + * i40e_pf_get_default_tc - Get bitmap for first enabled TC + * @pf: PF being queried + * + * Return a bitmap for first enabled traffic class for this PF. + **/ +static u8 i40e_pf_get_default_tc(struct i40e_pf *pf) +{ + u8 enabled_tc = pf->hw.func_caps.enabled_tcmap; + u8 i = 0; + + if (!enabled_tc) + return 0x1; /* TC0 */ + + /* Find the first enabled TC */ + for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { + if (enabled_tc & (1 << i)) + break; + } + + return 1 << i; +} + +/** + * i40e_pf_get_pf_tc_map - Get bitmap for enabled traffic classes + * @pf: PF being queried + * + * Return a bitmap for enabled traffic classes for this PF. + **/ +static u8 i40e_pf_get_tc_map(struct i40e_pf *pf) +{ + /* If DCB is not enabled for this PF then just return default TC */ + if (!(pf->flags & I40E_FLAG_DCB_ENABLED)) + return i40e_pf_get_default_tc(pf); + + /* MFP mode will have enabled TCs set by FW */ + if (pf->flags & I40E_FLAG_MFP_ENABLED) + return pf->hw.func_caps.enabled_tcmap; + + /* SFP mode we want PF to be enabled for all TCs */ + return i40e_dcb_get_enabled_tc(&pf->hw.local_dcbx_config); +} + +/** + * i40e_vsi_get_bw_info - Query VSI BW Information + * @vsi: the VSI being queried + * + * Returns 0 on success, negative value on failure + **/ +static int i40e_vsi_get_bw_info(struct i40e_vsi *vsi) +{ + struct i40e_aqc_query_vsi_ets_sla_config_resp bw_ets_config = {0}; + struct i40e_aqc_query_vsi_bw_config_resp bw_config = {0}; + struct i40e_pf *pf = vsi->back; + struct i40e_hw *hw = &pf->hw; + u32 tc_bw_max; + int ret; + int i; + + /* Get the VSI level BW configuration */ + ret = i40e_aq_query_vsi_bw_config(hw, vsi->seid, &bw_config, NULL); + if (ret) { + dev_info(&pf->pdev->dev, + "couldn't get pf vsi bw config, err %d, aq_err %d\n", + ret, pf->hw.aq.asq_last_status); + return ret; + } + + /* Get the VSI level BW configuration per TC */ + ret = i40e_aq_query_vsi_ets_sla_config(hw, vsi->seid, + &bw_ets_config, + NULL); + if (ret) { + dev_info(&pf->pdev->dev, + "couldn't get pf vsi ets bw config, err %d, aq_err %d\n", + ret, pf->hw.aq.asq_last_status); + return ret; + } + + if (bw_config.tc_valid_bits != bw_ets_config.tc_valid_bits) { + dev_info(&pf->pdev->dev, + "Enabled TCs mismatch from querying VSI BW info 0x%08x 0x%08x\n", + bw_config.tc_valid_bits, + bw_ets_config.tc_valid_bits); + /* Still continuing */ + } + + vsi->bw_limit = le16_to_cpu(bw_config.port_bw_limit); + vsi->bw_max_quanta = bw_config.max_bw; + tc_bw_max = le16_to_cpu(bw_ets_config.tc_bw_max[0]) | + (le16_to_cpu(bw_ets_config.tc_bw_max[1]) << 16); + for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { + vsi->bw_ets_share_credits[i] = bw_ets_config.share_credits[i]; + vsi->bw_ets_limit_credits[i] = + le16_to_cpu(bw_ets_config.credits[i]); + /* 3 bits out of 4 for each TC */ + vsi->bw_ets_max_quanta[i] = (u8)((tc_bw_max >> (i*4)) & 0x7); + } + return ret; +} + +/** + * i40e_vsi_configure_bw_alloc - Configure VSI BW allocation per TC + * @vsi: the VSI being configured + * @enabled_tc: TC bitmap + * @bw_credits: BW shared credits per TC + * + * Returns 0 on success, negative value on failure + **/ +static int i40e_vsi_configure_bw_alloc(struct i40e_vsi *vsi, + u8 enabled_tc, + u8 *bw_share) +{ + struct i40e_aqc_configure_vsi_tc_bw_data bw_data; + int i, ret = 0; + + bw_data.tc_valid_bits = enabled_tc; + for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) + bw_data.tc_bw_credits[i] = bw_share[i]; + + ret = i40e_aq_config_vsi_tc_bw(&vsi->back->hw, vsi->seid, + &bw_data, NULL); + if (ret) { + dev_info(&vsi->back->pdev->dev, + "%s: AQ command Config VSI BW allocation per TC failed = %d\n", + __func__, vsi->back->hw.aq.asq_last_status); + return ret; + } + + for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) + vsi->info.qs_handle[i] = bw_data.qs_handles[i]; + + return ret; +} + +/** + * i40e_vsi_config_netdev_tc - Setup the netdev TC configuration + * @vsi: the VSI being configured + * @enabled_tc: TC map to be enabled + * + **/ +static void i40e_vsi_config_netdev_tc(struct i40e_vsi *vsi, u8 enabled_tc) +{ + struct net_device *netdev = vsi->netdev; + struct i40e_pf *pf = vsi->back; + struct i40e_hw *hw = &pf->hw; + u8 netdev_tc = 0; + int i; + struct i40e_dcbx_config *dcbcfg = &hw->local_dcbx_config; + + if (!netdev) + return; + + if (!enabled_tc) { + netdev_reset_tc(netdev); + return; + } + + /* Set up actual enabled TCs on the VSI */ + if (netdev_set_num_tc(netdev, vsi->tc_config.numtc)) + return; + + /* set per TC queues for the VSI */ + for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { + /* Only set TC queues for enabled tcs + * + * e.g. For a VSI that has TC0 and TC3 enabled the + * enabled_tc bitmap would be 0x00001001; the driver + * will set the numtc for netdev as 2 that will be + * referenced by the netdev layer as TC 0 and 1. + */ + if (vsi->tc_config.enabled_tc & (1 << i)) + netdev_set_tc_queue(netdev, + vsi->tc_config.tc_info[i].netdev_tc, + vsi->tc_config.tc_info[i].qcount, + vsi->tc_config.tc_info[i].qoffset); + } + + /* Assign UP2TC map for the VSI */ + for (i = 0; i < I40E_MAX_USER_PRIORITY; i++) { + /* Get the actual TC# for the UP */ + u8 ets_tc = dcbcfg->etscfg.prioritytable[i]; + /* Get the mapped netdev TC# for the UP */ + netdev_tc = vsi->tc_config.tc_info[ets_tc].netdev_tc; + netdev_set_prio_tc_map(netdev, i, netdev_tc); + } +} + +/** + * i40e_vsi_update_queue_map - Update our copy of VSi info with new queue map + * @vsi: the VSI being configured + * @ctxt: the ctxt buffer returned from AQ VSI update param command + **/ +static void i40e_vsi_update_queue_map(struct i40e_vsi *vsi, + struct i40e_vsi_context *ctxt) +{ + /* copy just the sections touched not the entire info + * since not all sections are valid as returned by + * update vsi params + */ + vsi->info.mapping_flags = ctxt->info.mapping_flags; + memcpy(&vsi->info.queue_mapping, + &ctxt->info.queue_mapping, sizeof(vsi->info.queue_mapping)); + memcpy(&vsi->info.tc_mapping, ctxt->info.tc_mapping, + sizeof(vsi->info.tc_mapping)); +} + +/** + * i40e_vsi_config_tc - Configure VSI Tx Scheduler for given TC map + * @vsi: VSI to be configured + * @enabled_tc: TC bitmap + * + * This configures a particular VSI for TCs that are mapped to the + * given TC bitmap. It uses default bandwidth share for TCs across + * VSIs to configure TC for a particular VSI. + * + * NOTE: + * It is expected that the VSI queues have been quisced before calling + * this function. + **/ +static int i40e_vsi_config_tc(struct i40e_vsi *vsi, u8 enabled_tc) +{ + u8 bw_share[I40E_MAX_TRAFFIC_CLASS] = {0}; + struct i40e_vsi_context ctxt; + int ret = 0; + int i; + + /* Check if enabled_tc is same as existing or new TCs */ + if (vsi->tc_config.enabled_tc == enabled_tc) + return ret; + + /* Enable ETS TCs with equal BW Share for now across all VSIs */ + for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { + if (enabled_tc & (1 << i)) + bw_share[i] = 1; + } + + ret = i40e_vsi_configure_bw_alloc(vsi, enabled_tc, bw_share); + if (ret) { + dev_info(&vsi->back->pdev->dev, + "Failed configuring TC map %d for VSI %d\n", + enabled_tc, vsi->seid); + goto out; + } + + /* Update Queue Pairs Mapping for currently enabled UPs */ + ctxt.seid = vsi->seid; + ctxt.pf_num = vsi->back->hw.pf_id; + ctxt.vf_num = 0; + ctxt.uplink_seid = vsi->uplink_seid; + memcpy(&ctxt.info, &vsi->info, sizeof(vsi->info)); + i40e_vsi_setup_queue_map(vsi, &ctxt, enabled_tc, false); + + /* Update the VSI after updating the VSI queue-mapping information */ + ret = i40e_aq_update_vsi_params(&vsi->back->hw, &ctxt, NULL); + if (ret) { + dev_info(&vsi->back->pdev->dev, + "update vsi failed, aq_err=%d\n", + vsi->back->hw.aq.asq_last_status); + goto out; + } + /* update the local VSI info with updated queue map */ + i40e_vsi_update_queue_map(vsi, &ctxt); + vsi->info.valid_sections = 0; + + /* Update current VSI BW information */ + ret = i40e_vsi_get_bw_info(vsi); + if (ret) { + dev_info(&vsi->back->pdev->dev, + "Failed updating vsi bw info, aq_err=%d\n", + vsi->back->hw.aq.asq_last_status); + goto out; + } + + /* Update the netdev TC setup */ + i40e_vsi_config_netdev_tc(vsi, enabled_tc); +out: + return ret; +} + +/** + * i40e_up_complete - Finish the last steps of bringing up a connection + * @vsi: the VSI being configured + **/ +static int i40e_up_complete(struct i40e_vsi *vsi) +{ + struct i40e_pf *pf = vsi->back; + int err; + + if (pf->flags & I40E_FLAG_MSIX_ENABLED) + i40e_vsi_configure_msix(vsi); + else + i40e_configure_msi_and_legacy(vsi); + + /* start rings */ + err = i40e_vsi_control_rings(vsi, true); + if (err) + return err; + + clear_bit(__I40E_DOWN, &vsi->state); + i40e_napi_enable_all(vsi); + i40e_vsi_enable_irq(vsi); + + if ((pf->hw.phy.link_info.link_info & I40E_AQ_LINK_UP) && + (vsi->netdev)) { + netif_tx_start_all_queues(vsi->netdev); + netif_carrier_on(vsi->netdev); + } + i40e_service_event_schedule(pf); + + return 0; +} + +/** + * i40e_vsi_reinit_locked - Reset the VSI + * @vsi: the VSI being configured + * + * Rebuild the ring structs after some configuration + * has changed, e.g. MTU size. + **/ +static void i40e_vsi_reinit_locked(struct i40e_vsi *vsi) +{ + struct i40e_pf *pf = vsi->back; + + WARN_ON(in_interrupt()); + while (test_and_set_bit(__I40E_CONFIG_BUSY, &pf->state)) + usleep_range(1000, 2000); + i40e_down(vsi); + + /* Give a VF some time to respond to the reset. The + * two second wait is based upon the watchdog cycle in + * the VF driver. + */ + if (vsi->type == I40E_VSI_SRIOV) + msleep(2000); + i40e_up(vsi); + clear_bit(__I40E_CONFIG_BUSY, &pf->state); +} + +/** + * i40e_up - Bring the connection back up after being down + * @vsi: the VSI being configured + **/ +int i40e_up(struct i40e_vsi *vsi) +{ + int err; + + err = i40e_vsi_configure(vsi); + if (!err) + err = i40e_up_complete(vsi); + + return err; +} + +/** + * i40e_down - Shutdown the connection processing + * @vsi: the VSI being stopped + **/ +void i40e_down(struct i40e_vsi *vsi) +{ + int i; + + /* It is assumed that the caller of this function + * sets the vsi->state __I40E_DOWN bit. + */ + if (vsi->netdev) { + netif_carrier_off(vsi->netdev); + netif_tx_disable(vsi->netdev); + } + i40e_vsi_disable_irq(vsi); + i40e_vsi_control_rings(vsi, false); + i40e_napi_disable_all(vsi); + + for (i = 0; i < vsi->num_queue_pairs; i++) { + i40e_clean_tx_ring(&vsi->tx_rings[i]); + i40e_clean_rx_ring(&vsi->rx_rings[i]); + } +} + +/** + * i40e_setup_tc - configure multiple traffic classes + * @netdev: net device to configure + * @tc: number of traffic classes to enable + **/ +static int i40e_setup_tc(struct net_device *netdev, u8 tc) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_vsi *vsi = np->vsi; + struct i40e_pf *pf = vsi->back; + u8 enabled_tc = 0; + int ret = -EINVAL; + int i; + + /* Check if DCB enabled to continue */ + if (!(pf->flags & I40E_FLAG_DCB_ENABLED)) { + netdev_info(netdev, "DCB is not enabled for adapter\n"); + goto exit; + } + + /* Check if MFP enabled */ + if (pf->flags & I40E_FLAG_MFP_ENABLED) { + netdev_info(netdev, "Configuring TC not supported in MFP mode\n"); + goto exit; + } + + /* Check whether tc count is within enabled limit */ + if (tc > i40e_pf_get_num_tc(pf)) { + netdev_info(netdev, "TC count greater than enabled on link for adapter\n"); + goto exit; + } + + /* Generate TC map for number of tc requested */ + for (i = 0; i < tc; i++) + enabled_tc |= (1 << i); + + /* Requesting same TC configuration as already enabled */ + if (enabled_tc == vsi->tc_config.enabled_tc) + return 0; + + /* Quiesce VSI queues */ + i40e_quiesce_vsi(vsi); + + /* Configure VSI for enabled TCs */ + ret = i40e_vsi_config_tc(vsi, enabled_tc); + if (ret) { + netdev_info(netdev, "Failed configuring TC for VSI seid=%d\n", + vsi->seid); + goto exit; + } + + /* Unquiesce VSI */ + i40e_unquiesce_vsi(vsi); + +exit: + return ret; +} + +/** + * i40e_open - Called when a network interface is made active + * @netdev: network interface device structure + * + * The open entry point is called when a network interface is made + * active by the system (IFF_UP). At this point all resources needed + * for transmit and receive operations are allocated, the interrupt + * handler is registered with the OS, the netdev watchdog subtask is + * enabled, and the stack is notified that the interface is ready. + * + * Returns 0 on success, negative value on failure + **/ +static int i40e_open(struct net_device *netdev) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_vsi *vsi = np->vsi; + struct i40e_pf *pf = vsi->back; + char int_name[IFNAMSIZ]; + int err; + + /* disallow open during test */ + if (test_bit(__I40E_TESTING, &pf->state)) + return -EBUSY; + + netif_carrier_off(netdev); + + /* allocate descriptors */ + err = i40e_vsi_setup_tx_resources(vsi); + if (err) + goto err_setup_tx; + err = i40e_vsi_setup_rx_resources(vsi); + if (err) + goto err_setup_rx; + + err = i40e_vsi_configure(vsi); + if (err) + goto err_setup_rx; + + snprintf(int_name, sizeof(int_name) - 1, "%s-%s", + dev_driver_string(&pf->pdev->dev), netdev->name); + err = i40e_vsi_request_irq(vsi, int_name); + if (err) + goto err_setup_rx; + + err = i40e_up_complete(vsi); + if (err) + goto err_up_complete; + + if ((vsi->type == I40E_VSI_MAIN) || (vsi->type == I40E_VSI_VMDQ2)) { + err = i40e_aq_set_vsi_broadcast(&pf->hw, vsi->seid, true, NULL); + if (err) + netdev_info(netdev, + "couldn't set broadcast err %d aq_err %d\n", + err, pf->hw.aq.asq_last_status); + } + + return 0; + +err_up_complete: + i40e_down(vsi); + i40e_vsi_free_irq(vsi); +err_setup_rx: + i40e_vsi_free_rx_resources(vsi); +err_setup_tx: + i40e_vsi_free_tx_resources(vsi); + if (vsi == pf->vsi[pf->lan_vsi]) + i40e_do_reset(pf, (1 << __I40E_PF_RESET_REQUESTED)); + + return err; +} + +/** + * i40e_close - Disables a network interface + * @netdev: network interface device structure + * + * The close entry point is called when an interface is de-activated + * by the OS. The hardware is still under the driver's control, but + * this netdev interface is disabled. + * + * Returns 0, this is not allowed to fail + **/ +static int i40e_close(struct net_device *netdev) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_vsi *vsi = np->vsi; + + if (test_and_set_bit(__I40E_DOWN, &vsi->state)) + return 0; + + i40e_down(vsi); + i40e_vsi_free_irq(vsi); + + i40e_vsi_free_tx_resources(vsi); + i40e_vsi_free_rx_resources(vsi); + + return 0; +} + +/** + * i40e_do_reset - Start a PF or Core Reset sequence + * @pf: board private structure + * @reset_flags: which reset is requested + * + * The essential difference in resets is that the PF Reset + * doesn't clear the packet buffers, doesn't reset the PE + * firmware, and doesn't bother the other PFs on the chip. + **/ +void i40e_do_reset(struct i40e_pf *pf, u32 reset_flags) +{ + u32 val; + + WARN_ON(in_interrupt()); + + /* do the biggest reset indicated */ + if (reset_flags & (1 << __I40E_GLOBAL_RESET_REQUESTED)) { + + /* Request a Global Reset + * + * This will start the chip's countdown to the actual full + * chip reset event, and a warning interrupt to be sent + * to all PFs, including the requestor. Our handler + * for the warning interrupt will deal with the shutdown + * and recovery of the switch setup. + */ + dev_info(&pf->pdev->dev, "GlobalR requested\n"); + val = rd32(&pf->hw, I40E_GLGEN_RTRIG); + val |= I40E_GLGEN_RTRIG_GLOBR_MASK; + wr32(&pf->hw, I40E_GLGEN_RTRIG, val); + + } else if (reset_flags & (1 << __I40E_CORE_RESET_REQUESTED)) { + + /* Request a Core Reset + * + * Same as Global Reset, except does *not* include the MAC/PHY + */ + dev_info(&pf->pdev->dev, "CoreR requested\n"); + val = rd32(&pf->hw, I40E_GLGEN_RTRIG); + val |= I40E_GLGEN_RTRIG_CORER_MASK; + wr32(&pf->hw, I40E_GLGEN_RTRIG, val); + i40e_flush(&pf->hw); + + } else if (reset_flags & (1 << __I40E_PF_RESET_REQUESTED)) { + + /* Request a PF Reset + * + * Resets only the PF-specific registers + * + * This goes directly to the tear-down and rebuild of + * the switch, since we need to do all the recovery as + * for the Core Reset. + */ + dev_info(&pf->pdev->dev, "PFR requested\n"); + i40e_handle_reset_warning(pf); + + } else if (reset_flags & (1 << __I40E_REINIT_REQUESTED)) { + int v; + + /* Find the VSI(s) that requested a re-init */ + dev_info(&pf->pdev->dev, + "VSI reinit requested\n"); + for (v = 0; v < pf->hw.func_caps.num_vsis; v++) { + struct i40e_vsi *vsi = pf->vsi[v]; + if (vsi != NULL && + test_bit(__I40E_REINIT_REQUESTED, &vsi->state)) { + i40e_vsi_reinit_locked(pf->vsi[v]); + clear_bit(__I40E_REINIT_REQUESTED, &vsi->state); + } + } + + /* no further action needed, so return now */ + return; + } else { + dev_info(&pf->pdev->dev, + "bad reset request 0x%08x\n", reset_flags); + return; + } +} + +/** + * i40e_handle_lan_overflow_event - Handler for LAN queue overflow event + * @pf: board private structure + * @e: event info posted on ARQ + * + * Handler for LAN Queue Overflow Event generated by the firmware for PF + * and VF queues + **/ +static void i40e_handle_lan_overflow_event(struct i40e_pf *pf, + struct i40e_arq_event_info *e) +{ + struct i40e_aqc_lan_overflow *data = + (struct i40e_aqc_lan_overflow *)&e->desc.params.raw; + u32 queue = le32_to_cpu(data->prtdcb_rupto); + u32 qtx_ctl = le32_to_cpu(data->otx_ctl); + struct i40e_hw *hw = &pf->hw; + struct i40e_vf *vf; + u16 vf_id; + + dev_info(&pf->pdev->dev, "%s: Rx Queue Number = %d QTX_CTL=0x%08x\n", + __func__, queue, qtx_ctl); + + /* Queue belongs to VF, find the VF and issue VF reset */ + if (((qtx_ctl & I40E_QTX_CTL_PFVF_Q_MASK) + >> I40E_QTX_CTL_PFVF_Q_SHIFT) == I40E_QTX_CTL_VF_QUEUE) { + vf_id = (u16)((qtx_ctl & I40E_QTX_CTL_VFVM_INDX_MASK) + >> I40E_QTX_CTL_VFVM_INDX_SHIFT); + vf_id -= hw->func_caps.vf_base_id; + vf = &pf->vf[vf_id]; + i40e_vc_notify_vf_reset(vf); + /* Allow VF to process pending reset notification */ + msleep(20); + i40e_reset_vf(vf, false); + } +} + +/** + * i40e_service_event_complete - Finish up the service event + * @pf: board private structure + **/ +static void i40e_service_event_complete(struct i40e_pf *pf) +{ + BUG_ON(!test_bit(__I40E_SERVICE_SCHED, &pf->state)); + + /* flush memory to make sure state is correct before next watchog */ + smp_mb__before_clear_bit(); + clear_bit(__I40E_SERVICE_SCHED, &pf->state); +} + +/** + * i40e_fdir_reinit_subtask - Worker thread to reinit FDIR filter table + * @pf: board private structure + **/ +static void i40e_fdir_reinit_subtask(struct i40e_pf *pf) +{ + if (!(pf->flags & I40E_FLAG_FDIR_REQUIRES_REINIT)) + return; + + pf->flags &= ~I40E_FLAG_FDIR_REQUIRES_REINIT; + + /* if interface is down do nothing */ + if (test_bit(__I40E_DOWN, &pf->state)) + return; +} + +/** + * i40e_vsi_link_event - notify VSI of a link event + * @vsi: vsi to be notified + * @link_up: link up or down + **/ +static void i40e_vsi_link_event(struct i40e_vsi *vsi, bool link_up) +{ + if (!vsi) + return; + + switch (vsi->type) { + case I40E_VSI_MAIN: + if (!vsi->netdev || !vsi->netdev_registered) + break; + + if (link_up) { + netif_carrier_on(vsi->netdev); + netif_tx_wake_all_queues(vsi->netdev); + } else { + netif_carrier_off(vsi->netdev); + netif_tx_stop_all_queues(vsi->netdev); + } + break; + + case I40E_VSI_SRIOV: + break; + + case I40E_VSI_VMDQ2: + case I40E_VSI_CTRL: + case I40E_VSI_MIRROR: + default: + /* there is no notification for other VSIs */ + break; + } +} + +/** + * i40e_veb_link_event - notify elements on the veb of a link event + * @veb: veb to be notified + * @link_up: link up or down + **/ +static void i40e_veb_link_event(struct i40e_veb *veb, bool link_up) +{ + struct i40e_pf *pf; + int i; + + if (!veb || !veb->pf) + return; + pf = veb->pf; + + /* depth first... */ + for (i = 0; i < I40E_MAX_VEB; i++) + if (pf->veb[i] && (pf->veb[i]->uplink_seid == veb->seid)) + i40e_veb_link_event(pf->veb[i], link_up); + + /* ... now the local VSIs */ + for (i = 0; i < pf->hw.func_caps.num_vsis; i++) + if (pf->vsi[i] && (pf->vsi[i]->uplink_seid == veb->seid)) + i40e_vsi_link_event(pf->vsi[i], link_up); +} + +/** + * i40e_link_event - Update netif_carrier status + * @pf: board private structure + **/ +static void i40e_link_event(struct i40e_pf *pf) +{ + bool new_link, old_link; + + new_link = (pf->hw.phy.link_info.link_info & I40E_AQ_LINK_UP); + old_link = (pf->hw.phy.link_info_old.link_info & I40E_AQ_LINK_UP); + + if (new_link == old_link) + return; + + netdev_info(pf->vsi[pf->lan_vsi]->netdev, + "NIC Link is %s\n", (new_link ? "Up" : "Down")); + + /* Notify the base of the switch tree connected to + * the link. Floating VEBs are not notified. + */ + if (pf->lan_veb != I40E_NO_VEB && pf->veb[pf->lan_veb]) + i40e_veb_link_event(pf->veb[pf->lan_veb], new_link); + else + i40e_vsi_link_event(pf->vsi[pf->lan_vsi], new_link); + + if (pf->vf) + i40e_vc_notify_link_state(pf); +} + +/** + * i40e_check_hang_subtask - Check for hung queues and dropped interrupts + * @pf: board private structure + * + * Set the per-queue flags to request a check for stuck queues in the irq + * clean functions, then force interrupts to be sure the irq clean is called. + **/ +static void i40e_check_hang_subtask(struct i40e_pf *pf) +{ + int i, v; + + /* If we're down or resetting, just bail */ + if (test_bit(__I40E_CONFIG_BUSY, &pf->state)) + return; + + /* for each VSI/netdev + * for each Tx queue + * set the check flag + * for each q_vector + * force an interrupt + */ + for (v = 0; v < pf->hw.func_caps.num_vsis; v++) { + struct i40e_vsi *vsi = pf->vsi[v]; + int armed = 0; + + if (!pf->vsi[v] || + test_bit(__I40E_DOWN, &vsi->state) || + (vsi->netdev && !netif_carrier_ok(vsi->netdev))) + continue; + + for (i = 0; i < vsi->num_queue_pairs; i++) { + set_check_for_tx_hang(&vsi->tx_rings[i]); + if (test_bit(__I40E_HANG_CHECK_ARMED, + &vsi->tx_rings[i].state)) + armed++; + } + + if (armed) { + if (!(pf->flags & I40E_FLAG_MSIX_ENABLED)) { + wr32(&vsi->back->hw, I40E_PFINT_DYN_CTL0, + (I40E_PFINT_DYN_CTL0_INTENA_MASK | + I40E_PFINT_DYN_CTL0_SWINT_TRIG_MASK)); + } else { + u16 vec = vsi->base_vector - 1; + u32 val = (I40E_PFINT_DYN_CTLN_INTENA_MASK | + I40E_PFINT_DYN_CTLN_SWINT_TRIG_MASK); + for (i = 0; i < vsi->num_q_vectors; i++, vec++) + wr32(&vsi->back->hw, + I40E_PFINT_DYN_CTLN(vec), val); + } + i40e_flush(&vsi->back->hw); + } + } +} + +/** + * i40e_watchdog_subtask - Check and bring link up + * @pf: board private structure + **/ +static void i40e_watchdog_subtask(struct i40e_pf *pf) +{ + int i; + + /* if interface is down do nothing */ + if (test_bit(__I40E_DOWN, &pf->state) || + test_bit(__I40E_CONFIG_BUSY, &pf->state)) + return; + + /* Update the stats for active netdevs so the network stack + * can look at updated numbers whenever it cares to + */ + for (i = 0; i < pf->hw.func_caps.num_vsis; i++) + if (pf->vsi[i] && pf->vsi[i]->netdev) + i40e_update_stats(pf->vsi[i]); + + /* Update the stats for the active switching components */ + for (i = 0; i < I40E_MAX_VEB; i++) + if (pf->veb[i]) + i40e_update_veb_stats(pf->veb[i]); +} + +/** + * i40e_reset_subtask - Set up for resetting the device and driver + * @pf: board private structure + **/ +static void i40e_reset_subtask(struct i40e_pf *pf) +{ + u32 reset_flags = 0; + + if (test_bit(__I40E_REINIT_REQUESTED, &pf->state)) { + reset_flags |= (1 << __I40E_REINIT_REQUESTED); + clear_bit(__I40E_REINIT_REQUESTED, &pf->state); + } + if (test_bit(__I40E_PF_RESET_REQUESTED, &pf->state)) { + reset_flags |= (1 << __I40E_PF_RESET_REQUESTED); + clear_bit(__I40E_PF_RESET_REQUESTED, &pf->state); + } + if (test_bit(__I40E_CORE_RESET_REQUESTED, &pf->state)) { + reset_flags |= (1 << __I40E_CORE_RESET_REQUESTED); + clear_bit(__I40E_CORE_RESET_REQUESTED, &pf->state); + } + if (test_bit(__I40E_GLOBAL_RESET_REQUESTED, &pf->state)) { + reset_flags |= (1 << __I40E_GLOBAL_RESET_REQUESTED); + clear_bit(__I40E_GLOBAL_RESET_REQUESTED, &pf->state); + } + + /* If there's a recovery already waiting, it takes + * precedence before starting a new reset sequence. + */ + if (test_bit(__I40E_RESET_INTR_RECEIVED, &pf->state)) { + i40e_handle_reset_warning(pf); + return; + } + + /* If we're already down or resetting, just bail */ + if (reset_flags && + !test_bit(__I40E_DOWN, &pf->state) && + !test_bit(__I40E_CONFIG_BUSY, &pf->state)) + i40e_do_reset(pf, reset_flags); +} + +/** + * i40e_handle_link_event - Handle link event + * @pf: board private structure + * @e: event info posted on ARQ + **/ +static void i40e_handle_link_event(struct i40e_pf *pf, + struct i40e_arq_event_info *e) +{ + struct i40e_hw *hw = &pf->hw; + struct i40e_aqc_get_link_status *status = + (struct i40e_aqc_get_link_status *)&e->desc.params.raw; + struct i40e_link_status *hw_link_info = &hw->phy.link_info; + + /* save off old link status information */ + memcpy(&pf->hw.phy.link_info_old, hw_link_info, + sizeof(pf->hw.phy.link_info_old)); + + /* update link status */ + hw_link_info->phy_type = (enum i40e_aq_phy_type)status->phy_type; + hw_link_info->link_speed = (enum i40e_aq_link_speed)status->link_speed; + hw_link_info->link_info = status->link_info; + hw_link_info->an_info = status->an_info; + hw_link_info->ext_info = status->ext_info; + hw_link_info->lse_enable = + le16_to_cpu(status->command_flags) & + I40E_AQ_LSE_ENABLE; + + /* process the event */ + i40e_link_event(pf); + + /* Do a new status request to re-enable LSE reporting + * and load new status information into the hw struct, + * then see if the status changed while processing the + * initial event. + */ + i40e_aq_get_link_info(&pf->hw, true, NULL, NULL); + i40e_link_event(pf); +} + +/** + * i40e_clean_adminq_subtask - Clean the AdminQ rings + * @pf: board private structure + **/ +static void i40e_clean_adminq_subtask(struct i40e_pf *pf) +{ + struct i40e_arq_event_info event; + struct i40e_hw *hw = &pf->hw; + u16 pending, i = 0; + i40e_status ret; + u16 opcode; + u32 val; + + if (!test_bit(__I40E_ADMINQ_EVENT_PENDING, &pf->state)) + return; + + event.msg_size = I40E_MAX_AQ_BUF_SIZE; + event.msg_buf = kzalloc(event.msg_size, GFP_KERNEL); + if (!event.msg_buf) + return; + + do { + ret = i40e_clean_arq_element(hw, &event, &pending); + if (ret == I40E_ERR_ADMIN_QUEUE_NO_WORK) { + dev_info(&pf->pdev->dev, "No ARQ event found\n"); + break; + } else if (ret) { + dev_info(&pf->pdev->dev, "ARQ event error %d\n", ret); + break; + } + + opcode = le16_to_cpu(event.desc.opcode); + switch (opcode) { + + case i40e_aqc_opc_get_link_status: + i40e_handle_link_event(pf, &event); + break; + case i40e_aqc_opc_send_msg_to_pf: + ret = i40e_vc_process_vf_msg(pf, + le16_to_cpu(event.desc.retval), + le32_to_cpu(event.desc.cookie_high), + le32_to_cpu(event.desc.cookie_low), + event.msg_buf, + event.msg_size); + break; + case i40e_aqc_opc_lldp_update_mib: + dev_info(&pf->pdev->dev, "ARQ: Update LLDP MIB event received\n"); + break; + case i40e_aqc_opc_event_lan_overflow: + dev_info(&pf->pdev->dev, "ARQ LAN queue overflow event received\n"); + i40e_handle_lan_overflow_event(pf, &event); + break; + default: + dev_info(&pf->pdev->dev, + "ARQ Error: Unknown event %d received\n", + event.desc.opcode); + break; + } + } while (pending && (i++ < pf->adminq_work_limit)); + + clear_bit(__I40E_ADMINQ_EVENT_PENDING, &pf->state); + /* re-enable Admin queue interrupt cause */ + val = rd32(hw, I40E_PFINT_ICR0_ENA); + val |= I40E_PFINT_ICR0_ENA_ADMINQ_MASK; + wr32(hw, I40E_PFINT_ICR0_ENA, val); + i40e_flush(hw); + + kfree(event.msg_buf); +} + +/** + * i40e_reconstitute_veb - rebuild the VEB and anything connected to it + * @veb: pointer to the VEB instance + * + * This is a recursive function that first builds the attached VSIs then + * recurses in to build the next layer of VEB. We track the connections + * through our own index numbers because the seid's from the HW could + * change across the reset. + **/ +static int i40e_reconstitute_veb(struct i40e_veb *veb) +{ + struct i40e_vsi *ctl_vsi = NULL; + struct i40e_pf *pf = veb->pf; + int v, veb_idx; + int ret; + + /* build VSI that owns this VEB, temporarily attached to base VEB */ + for (v = 0; v < pf->hw.func_caps.num_vsis && !ctl_vsi; v++) { + if (pf->vsi[v] && + pf->vsi[v]->veb_idx == veb->idx && + pf->vsi[v]->flags & I40E_VSI_FLAG_VEB_OWNER) { + ctl_vsi = pf->vsi[v]; + break; + } + } + if (!ctl_vsi) { + dev_info(&pf->pdev->dev, + "missing owner VSI for veb_idx %d\n", veb->idx); + ret = -ENOENT; + goto end_reconstitute; + } + if (ctl_vsi != pf->vsi[pf->lan_vsi]) + ctl_vsi->uplink_seid = pf->vsi[pf->lan_vsi]->uplink_seid; + ret = i40e_add_vsi(ctl_vsi); + if (ret) { + dev_info(&pf->pdev->dev, + "rebuild of owner VSI failed: %d\n", ret); + goto end_reconstitute; + } + i40e_vsi_reset_stats(ctl_vsi); + + /* create the VEB in the switch and move the VSI onto the VEB */ + ret = i40e_add_veb(veb, ctl_vsi); + if (ret) + goto end_reconstitute; + + /* create the remaining VSIs attached to this VEB */ + for (v = 0; v < pf->hw.func_caps.num_vsis; v++) { + if (!pf->vsi[v] || pf->vsi[v] == ctl_vsi) + continue; + + if (pf->vsi[v]->veb_idx == veb->idx) { + struct i40e_vsi *vsi = pf->vsi[v]; + vsi->uplink_seid = veb->seid; + ret = i40e_add_vsi(vsi); + if (ret) { + dev_info(&pf->pdev->dev, + "rebuild of vsi_idx %d failed: %d\n", + v, ret); + goto end_reconstitute; + } + i40e_vsi_reset_stats(vsi); + } + } + + /* create any VEBs attached to this VEB - RECURSION */ + for (veb_idx = 0; veb_idx < I40E_MAX_VEB; veb_idx++) { + if (pf->veb[veb_idx] && pf->veb[veb_idx]->veb_idx == veb->idx) { + pf->veb[veb_idx]->uplink_seid = veb->seid; + ret = i40e_reconstitute_veb(pf->veb[veb_idx]); + if (ret) + break; + } + } + +end_reconstitute: + return ret; +} + +/** + * i40e_get_capabilities - get info about the HW + * @pf: the PF struct + **/ +static int i40e_get_capabilities(struct i40e_pf *pf) +{ + struct i40e_aqc_list_capabilities_element_resp *cap_buf; + u16 data_size; + int buf_len; + int err; + + buf_len = 40 * sizeof(struct i40e_aqc_list_capabilities_element_resp); + do { + cap_buf = kzalloc(buf_len, GFP_KERNEL); + if (!cap_buf) + return -ENOMEM; + + /* this loads the data into the hw struct for us */ + err = i40e_aq_discover_capabilities(&pf->hw, cap_buf, buf_len, + &data_size, + i40e_aqc_opc_list_func_capabilities, + NULL); + /* data loaded, buffer no longer needed */ + kfree(cap_buf); + + if (pf->hw.aq.asq_last_status == I40E_AQ_RC_ENOMEM) { + /* retry with a larger buffer */ + buf_len = data_size; + } else if (pf->hw.aq.asq_last_status != I40E_AQ_RC_OK) { + dev_info(&pf->pdev->dev, + "capability discovery failed: aq=%d\n", + pf->hw.aq.asq_last_status); + return -ENODEV; + } + } while (err); + + if (pf->hw.debug_mask & I40E_DEBUG_USER) + dev_info(&pf->pdev->dev, + "pf=%d, num_vfs=%d, msix_pf=%d, msix_vf=%d, fd_g=%d, fd_b=%d, pf_max_q=%d num_vsi=%d\n", + pf->hw.pf_id, pf->hw.func_caps.num_vfs, + pf->hw.func_caps.num_msix_vectors, + pf->hw.func_caps.num_msix_vectors_vf, + pf->hw.func_caps.fd_filters_guaranteed, + pf->hw.func_caps.fd_filters_best_effort, + pf->hw.func_caps.num_tx_qp, + pf->hw.func_caps.num_vsis); + + return 0; +} + +/** + * i40e_fdir_setup - initialize the Flow Director resources + * @pf: board private structure + **/ +static void i40e_fdir_setup(struct i40e_pf *pf) +{ + struct i40e_vsi *vsi; + bool new_vsi = false; + int err, i; + + if (!(pf->flags & (I40E_FLAG_FDIR_ENABLED|I40E_FLAG_FDIR_ATR_ENABLED))) + return; + + pf->atr_sample_rate = I40E_DEFAULT_ATR_SAMPLE_RATE; + + /* find existing or make new FDIR VSI */ + vsi = NULL; + for (i = 0; i < pf->hw.func_caps.num_vsis; i++) + if (pf->vsi[i] && pf->vsi[i]->type == I40E_VSI_FDIR) + vsi = pf->vsi[i]; + if (!vsi) { + vsi = i40e_vsi_setup(pf, I40E_VSI_FDIR, pf->mac_seid, 0); + if (!vsi) { + dev_info(&pf->pdev->dev, "Couldn't create FDir VSI\n"); + pf->flags &= ~I40E_FLAG_FDIR_ENABLED; + return; + } + new_vsi = true; + } + WARN_ON(vsi->base_queue != I40E_FDIR_RING); + i40e_vsi_setup_irqhandler(vsi, i40e_fdir_clean_rings); + + err = i40e_vsi_setup_tx_resources(vsi); + if (!err) + err = i40e_vsi_setup_rx_resources(vsi); + if (!err) + err = i40e_vsi_configure(vsi); + if (!err && new_vsi) { + char int_name[IFNAMSIZ + 9]; + snprintf(int_name, sizeof(int_name) - 1, "%s-fdir", + dev_driver_string(&pf->pdev->dev)); + err = i40e_vsi_request_irq(vsi, int_name); + } + if (!err) + err = i40e_up_complete(vsi); + + clear_bit(__I40E_NEEDS_RESTART, &vsi->state); +} + +/** + * i40e_fdir_teardown - release the Flow Director resources + * @pf: board private structure + **/ +static void i40e_fdir_teardown(struct i40e_pf *pf) +{ + int i; + + for (i = 0; i < pf->hw.func_caps.num_vsis; i++) { + if (pf->vsi[i] && pf->vsi[i]->type == I40E_VSI_FDIR) { + i40e_vsi_release(pf->vsi[i]); + break; + } + } +} + +/** + * i40e_handle_reset_warning - prep for the core to reset + * @pf: board private structure + * + * Close up the VFs and other things in prep for a Core Reset, + * then get ready to rebuild the world. + **/ +static void i40e_handle_reset_warning(struct i40e_pf *pf) +{ + struct i40e_driver_version dv; + struct i40e_hw *hw = &pf->hw; + i40e_status ret; + u32 v; + + clear_bit(__I40E_RESET_INTR_RECEIVED, &pf->state); + if (test_and_set_bit(__I40E_RESET_RECOVERY_PENDING, &pf->state)) + return; + + dev_info(&pf->pdev->dev, "Tearing down internal switch for reset\n"); + + i40e_vc_notify_reset(pf); + + /* quiesce the VSIs and their queues that are not already DOWN */ + i40e_pf_quiesce_all_vsi(pf); + + for (v = 0; v < pf->hw.func_caps.num_vsis; v++) { + if (pf->vsi[v]) + pf->vsi[v]->seid = 0; + } + + i40e_shutdown_adminq(&pf->hw); + + /* Now we wait for GRST to settle out. + * We don't have to delete the VEBs or VSIs from the hw switch + * because the reset will make them disappear. + */ + ret = i40e_pf_reset(hw); + if (ret) + dev_info(&pf->pdev->dev, "PF reset failed, %d\n", ret); + pf->pfr_count++; + + if (test_bit(__I40E_DOWN, &pf->state)) + goto end_core_reset; + dev_info(&pf->pdev->dev, "Rebuilding internal switch\n"); + + /* rebuild the basics for the AdminQ, HMC, and initial HW switch */ + ret = i40e_init_adminq(&pf->hw); + if (ret) { + dev_info(&pf->pdev->dev, "Rebuild AdminQ failed, %d\n", ret); + goto end_core_reset; + } + + ret = i40e_get_capabilities(pf); + if (ret) { + dev_info(&pf->pdev->dev, "i40e_get_capabilities failed, %d\n", + ret); + goto end_core_reset; + } + + /* call shutdown HMC */ + ret = i40e_shutdown_lan_hmc(hw); + if (ret) { + dev_info(&pf->pdev->dev, "shutdown_lan_hmc failed: %d\n", ret); + goto end_core_reset; + } + + ret = i40e_init_lan_hmc(hw, hw->func_caps.num_tx_qp, + hw->func_caps.num_rx_qp, + pf->fcoe_hmc_cntx_num, pf->fcoe_hmc_filt_num); + if (ret) { + dev_info(&pf->pdev->dev, "init_lan_hmc failed: %d\n", ret); + goto end_core_reset; + } + ret = i40e_configure_lan_hmc(hw, I40E_HMC_MODEL_DIRECT_ONLY); + if (ret) { + dev_info(&pf->pdev->dev, "configure_lan_hmc failed: %d\n", ret); + goto end_core_reset; + } + + /* do basic switch setup */ + ret = i40e_setup_pf_switch(pf); + if (ret) + goto end_core_reset; + + /* Rebuild the VSIs and VEBs that existed before reset. + * They are still in our local switch element arrays, so only + * need to rebuild the switch model in the HW. + * + * If there were VEBs but the reconstitution failed, we'll try + * try to recover minimal use by getting the basic PF VSI working. + */ + if (pf->vsi[pf->lan_vsi]->uplink_seid != pf->mac_seid) { + dev_info(&pf->pdev->dev, "attempting to rebuild switch\n"); + /* find the one VEB connected to the MAC, and find orphans */ + for (v = 0; v < I40E_MAX_VEB; v++) { + if (!pf->veb[v]) + continue; + + if (pf->veb[v]->uplink_seid == pf->mac_seid || + pf->veb[v]->uplink_seid == 0) { + ret = i40e_reconstitute_veb(pf->veb[v]); + + if (!ret) + continue; + + /* If Main VEB failed, we're in deep doodoo, + * so give up rebuilding the switch and set up + * for minimal rebuild of PF VSI. + * If orphan failed, we'll report the error + * but try to keep going. + */ + if (pf->veb[v]->uplink_seid == pf->mac_seid) { + dev_info(&pf->pdev->dev, + "rebuild of switch failed: %d, will try to set up simple PF connection\n", + ret); + pf->vsi[pf->lan_vsi]->uplink_seid + = pf->mac_seid; + break; + } else if (pf->veb[v]->uplink_seid == 0) { + dev_info(&pf->pdev->dev, + "rebuild of orphan VEB failed: %d\n", + ret); + } + } + } + } + + if (pf->vsi[pf->lan_vsi]->uplink_seid == pf->mac_seid) { + dev_info(&pf->pdev->dev, "attempting to rebuild PF VSI\n"); + /* no VEB, so rebuild only the Main VSI */ + ret = i40e_add_vsi(pf->vsi[pf->lan_vsi]); + if (ret) { + dev_info(&pf->pdev->dev, + "rebuild of Main VSI failed: %d\n", ret); + goto end_core_reset; + } + } + + /* reinit the misc interrupt */ + if (pf->flags & I40E_FLAG_MSIX_ENABLED) + ret = i40e_setup_misc_vector(pf); + + /* restart the VSIs that were rebuilt and running before the reset */ + i40e_pf_unquiesce_all_vsi(pf); + + /* tell the firmware that we're starting */ + dv.major_version = DRV_VERSION_MAJOR; + dv.minor_version = DRV_VERSION_MINOR; + dv.build_version = DRV_VERSION_BUILD; + dv.subbuild_version = 0; + i40e_aq_send_driver_version(&pf->hw, &dv, NULL); + + dev_info(&pf->pdev->dev, "PF reset done\n"); + +end_core_reset: + clear_bit(__I40E_RESET_RECOVERY_PENDING, &pf->state); +} + +/** + * i40e_handle_mdd_event + * @pf: pointer to the pf structure + * + * Called from the MDD irq handler to identify possibly malicious vfs + **/ +static void i40e_handle_mdd_event(struct i40e_pf *pf) +{ + struct i40e_hw *hw = &pf->hw; + bool mdd_detected = false; + struct i40e_vf *vf; + u32 reg; + int i; + + if (!test_bit(__I40E_MDD_EVENT_PENDING, &pf->state)) + return; + + /* find what triggered the MDD event */ + reg = rd32(hw, I40E_GL_MDET_TX); + if (reg & I40E_GL_MDET_TX_VALID_MASK) { + u8 func = (reg & I40E_GL_MDET_TX_FUNCTION_MASK) + >> I40E_GL_MDET_TX_FUNCTION_SHIFT; + u8 event = (reg & I40E_GL_MDET_TX_EVENT_SHIFT) + >> I40E_GL_MDET_TX_EVENT_SHIFT; + u8 queue = (reg & I40E_GL_MDET_TX_QUEUE_MASK) + >> I40E_GL_MDET_TX_QUEUE_SHIFT; + dev_info(&pf->pdev->dev, + "Malicious Driver Detection TX event 0x%02x on q %d of function 0x%02x\n", + event, queue, func); + wr32(hw, I40E_GL_MDET_TX, 0xffffffff); + mdd_detected = true; + } + reg = rd32(hw, I40E_GL_MDET_RX); + if (reg & I40E_GL_MDET_RX_VALID_MASK) { + u8 func = (reg & I40E_GL_MDET_RX_FUNCTION_MASK) + >> I40E_GL_MDET_RX_FUNCTION_SHIFT; + u8 event = (reg & I40E_GL_MDET_RX_EVENT_SHIFT) + >> I40E_GL_MDET_RX_EVENT_SHIFT; + u8 queue = (reg & I40E_GL_MDET_RX_QUEUE_MASK) + >> I40E_GL_MDET_RX_QUEUE_SHIFT; + dev_info(&pf->pdev->dev, + "Malicious Driver Detection RX event 0x%02x on q %d of function 0x%02x\n", + event, queue, func); + wr32(hw, I40E_GL_MDET_RX, 0xffffffff); + mdd_detected = true; + } + + /* see if one of the VFs needs its hand slapped */ + for (i = 0; i < pf->num_alloc_vfs && mdd_detected; i++) { + vf = &(pf->vf[i]); + reg = rd32(hw, I40E_VP_MDET_TX(i)); + if (reg & I40E_VP_MDET_TX_VALID_MASK) { + wr32(hw, I40E_VP_MDET_TX(i), 0xFFFF); + vf->num_mdd_events++; + dev_info(&pf->pdev->dev, "MDD TX event on VF %d\n", i); + } + + reg = rd32(hw, I40E_VP_MDET_RX(i)); + if (reg & I40E_VP_MDET_RX_VALID_MASK) { + wr32(hw, I40E_VP_MDET_RX(i), 0xFFFF); + vf->num_mdd_events++; + dev_info(&pf->pdev->dev, "MDD RX event on VF %d\n", i); + } + + if (vf->num_mdd_events > I40E_DEFAULT_NUM_MDD_EVENTS_ALLOWED) { + dev_info(&pf->pdev->dev, + "Too many MDD events on VF %d, disabled\n", i); + dev_info(&pf->pdev->dev, + "Use PF Control I/F to re-enable the VF\n"); + set_bit(I40E_VF_STAT_DISABLED, &vf->vf_states); + } + } + + /* re-enable mdd interrupt cause */ + clear_bit(__I40E_MDD_EVENT_PENDING, &pf->state); + reg = rd32(hw, I40E_PFINT_ICR0_ENA); + reg |= I40E_PFINT_ICR0_ENA_MAL_DETECT_MASK; + wr32(hw, I40E_PFINT_ICR0_ENA, reg); + i40e_flush(hw); +} + +/** + * i40e_service_task - Run the driver's async subtasks + * @work: pointer to work_struct containing our data + **/ +static void i40e_service_task(struct work_struct *work) +{ + struct i40e_pf *pf = container_of(work, + struct i40e_pf, + service_task); + unsigned long start_time = jiffies; + + i40e_reset_subtask(pf); + i40e_handle_mdd_event(pf); + i40e_vc_process_vflr_event(pf); + i40e_watchdog_subtask(pf); + i40e_fdir_reinit_subtask(pf); + i40e_check_hang_subtask(pf); + i40e_sync_filters_subtask(pf); + i40e_clean_adminq_subtask(pf); + + i40e_service_event_complete(pf); + + /* If the tasks have taken longer than one timer cycle or there + * is more work to be done, reschedule the service task now + * rather than wait for the timer to tick again. + */ + if (time_after(jiffies, (start_time + pf->service_timer_period)) || + test_bit(__I40E_ADMINQ_EVENT_PENDING, &pf->state) || + test_bit(__I40E_MDD_EVENT_PENDING, &pf->state) || + test_bit(__I40E_VFLR_EVENT_PENDING, &pf->state)) + i40e_service_event_schedule(pf); +} + +/** + * i40e_service_timer - timer callback + * @data: pointer to PF struct + **/ +static void i40e_service_timer(unsigned long data) +{ + struct i40e_pf *pf = (struct i40e_pf *)data; + + mod_timer(&pf->service_timer, + round_jiffies(jiffies + pf->service_timer_period)); + i40e_service_event_schedule(pf); +} + +/** + * i40e_set_num_rings_in_vsi - Determine number of rings in the VSI + * @vsi: the VSI being configured + **/ +static int i40e_set_num_rings_in_vsi(struct i40e_vsi *vsi) +{ + struct i40e_pf *pf = vsi->back; + + switch (vsi->type) { + case I40E_VSI_MAIN: + vsi->alloc_queue_pairs = pf->num_lan_qps; + vsi->num_desc = ALIGN(I40E_DEFAULT_NUM_DESCRIPTORS, + I40E_REQ_DESCRIPTOR_MULTIPLE); + if (pf->flags & I40E_FLAG_MSIX_ENABLED) + vsi->num_q_vectors = pf->num_lan_msix; + else + vsi->num_q_vectors = 1; + + break; + + case I40E_VSI_FDIR: + vsi->alloc_queue_pairs = 1; + vsi->num_desc = ALIGN(I40E_FDIR_RING_COUNT, + I40E_REQ_DESCRIPTOR_MULTIPLE); + vsi->num_q_vectors = 1; + break; + + case I40E_VSI_VMDQ2: + vsi->alloc_queue_pairs = pf->num_vmdq_qps; + vsi->num_desc = ALIGN(I40E_DEFAULT_NUM_DESCRIPTORS, + I40E_REQ_DESCRIPTOR_MULTIPLE); + vsi->num_q_vectors = pf->num_vmdq_msix; + break; + + case I40E_VSI_SRIOV: + vsi->alloc_queue_pairs = pf->num_vf_qps; + vsi->num_desc = ALIGN(I40E_DEFAULT_NUM_DESCRIPTORS, + I40E_REQ_DESCRIPTOR_MULTIPLE); + break; + + default: + WARN_ON(1); + return -ENODATA; + } + + return 0; +} + +/** + * i40e_vsi_mem_alloc - Allocates the next available struct vsi in the PF + * @pf: board private structure + * @type: type of VSI + * + * On error: returns error code (negative) + * On success: returns vsi index in PF (positive) + **/ +static int i40e_vsi_mem_alloc(struct i40e_pf *pf, enum i40e_vsi_type type) +{ + int ret = -ENODEV; + struct i40e_vsi *vsi; + int vsi_idx; + int i; + + /* Need to protect the allocation of the VSIs at the PF level */ + mutex_lock(&pf->switch_mutex); + + /* VSI list may be fragmented if VSI creation/destruction has + * been happening. We can afford to do a quick scan to look + * for any free VSIs in the list. + * + * find next empty vsi slot, looping back around if necessary + */ + i = pf->next_vsi; + while (i < pf->hw.func_caps.num_vsis && pf->vsi[i]) + i++; + if (i >= pf->hw.func_caps.num_vsis) { + i = 0; + while (i < pf->next_vsi && pf->vsi[i]) + i++; + } + + if (i < pf->hw.func_caps.num_vsis && !pf->vsi[i]) { + vsi_idx = i; /* Found one! */ + } else { + ret = -ENODEV; + goto err_alloc_vsi; /* out of VSI slots! */ + } + pf->next_vsi = ++i; + + vsi = kzalloc(sizeof(*vsi), GFP_KERNEL); + if (!vsi) { + ret = -ENOMEM; + goto err_alloc_vsi; + } + vsi->type = type; + vsi->back = pf; + set_bit(__I40E_DOWN, &vsi->state); + vsi->flags = 0; + vsi->idx = vsi_idx; + vsi->rx_itr_setting = pf->rx_itr_default; + vsi->tx_itr_setting = pf->tx_itr_default; + vsi->netdev_registered = false; + vsi->work_limit = I40E_DEFAULT_IRQ_WORK; + INIT_LIST_HEAD(&vsi->mac_filter_list); + + i40e_set_num_rings_in_vsi(vsi); + + /* Setup default MSIX irq handler for VSI */ + i40e_vsi_setup_irqhandler(vsi, i40e_msix_clean_rings); + + pf->vsi[vsi_idx] = vsi; + ret = vsi_idx; +err_alloc_vsi: + mutex_unlock(&pf->switch_mutex); + return ret; +} + +/** + * i40e_vsi_clear - Deallocate the VSI provided + * @vsi: the VSI being un-configured + **/ +static int i40e_vsi_clear(struct i40e_vsi *vsi) +{ + struct i40e_pf *pf; + + if (!vsi) + return 0; + + if (!vsi->back) + goto free_vsi; + pf = vsi->back; + + mutex_lock(&pf->switch_mutex); + if (!pf->vsi[vsi->idx]) { + dev_err(&pf->pdev->dev, "pf->vsi[%d] is NULL, just free vsi[%d](%p,type %d)\n", + vsi->idx, vsi->idx, vsi, vsi->type); + goto unlock_vsi; + } + + if (pf->vsi[vsi->idx] != vsi) { + dev_err(&pf->pdev->dev, + "pf->vsi[%d](%p, type %d) != vsi[%d](%p,type %d): no free!\n", + pf->vsi[vsi->idx]->idx, + pf->vsi[vsi->idx], + pf->vsi[vsi->idx]->type, + vsi->idx, vsi, vsi->type); + goto unlock_vsi; + } + + /* updates the pf for this cleared vsi */ + i40e_put_lump(pf->qp_pile, vsi->base_queue, vsi->idx); + i40e_put_lump(pf->irq_pile, vsi->base_vector, vsi->idx); + + pf->vsi[vsi->idx] = NULL; + if (vsi->idx < pf->next_vsi) + pf->next_vsi = vsi->idx; + +unlock_vsi: + mutex_unlock(&pf->switch_mutex); +free_vsi: + kfree(vsi); + + return 0; +} + +/** + * i40e_alloc_rings - Allocates the Rx and Tx rings for the provided VSI + * @vsi: the VSI being configured + **/ +static int i40e_alloc_rings(struct i40e_vsi *vsi) +{ + struct i40e_pf *pf = vsi->back; + int ret = 0; + int i; + + vsi->rx_rings = kcalloc(vsi->alloc_queue_pairs, + sizeof(struct i40e_ring), GFP_KERNEL); + if (!vsi->rx_rings) { + ret = -ENOMEM; + goto err_alloc_rings; + } + + vsi->tx_rings = kcalloc(vsi->alloc_queue_pairs, + sizeof(struct i40e_ring), GFP_KERNEL); + if (!vsi->tx_rings) { + ret = -ENOMEM; + kfree(vsi->rx_rings); + goto err_alloc_rings; + } + + /* Set basic values in the rings to be used later during open() */ + for (i = 0; i < vsi->alloc_queue_pairs; i++) { + struct i40e_ring *rx_ring = &vsi->rx_rings[i]; + struct i40e_ring *tx_ring = &vsi->tx_rings[i]; + + tx_ring->queue_index = i; + tx_ring->reg_idx = vsi->base_queue + i; + tx_ring->ring_active = false; + tx_ring->vsi = vsi; + tx_ring->netdev = vsi->netdev; + tx_ring->dev = &pf->pdev->dev; + tx_ring->count = vsi->num_desc; + tx_ring->size = 0; + tx_ring->dcb_tc = 0; + + rx_ring->queue_index = i; + rx_ring->reg_idx = vsi->base_queue + i; + rx_ring->ring_active = false; + rx_ring->vsi = vsi; + rx_ring->netdev = vsi->netdev; + rx_ring->dev = &pf->pdev->dev; + rx_ring->count = vsi->num_desc; + rx_ring->size = 0; + rx_ring->dcb_tc = 0; + if (pf->flags & I40E_FLAG_16BYTE_RX_DESC_ENABLED) + set_ring_16byte_desc_enabled(rx_ring); + else + clear_ring_16byte_desc_enabled(rx_ring); + } + +err_alloc_rings: + return ret; +} + +/** + * i40e_vsi_clear_rings - Deallocates the Rx and Tx rings for the provided VSI + * @vsi: the VSI being cleaned + **/ +static int i40e_vsi_clear_rings(struct i40e_vsi *vsi) +{ + if (vsi) { + kfree(vsi->rx_rings); + kfree(vsi->tx_rings); + } + + return 0; +} + +/** + * i40e_reserve_msix_vectors - Reserve MSI-X vectors in the kernel + * @pf: board private structure + * @vectors: the number of MSI-X vectors to request + * + * Returns the number of vectors reserved, or error + **/ +static int i40e_reserve_msix_vectors(struct i40e_pf *pf, int vectors) +{ + int err = 0; + + pf->num_msix_entries = 0; + while (vectors >= I40E_MIN_MSIX) { + err = pci_enable_msix(pf->pdev, pf->msix_entries, vectors); + if (err == 0) { + /* good to go */ + pf->num_msix_entries = vectors; + break; + } else if (err < 0) { + /* total failure */ + dev_info(&pf->pdev->dev, + "MSI-X vector reservation failed: %d\n", err); + vectors = 0; + break; + } else { + /* err > 0 is the hint for retry */ + dev_info(&pf->pdev->dev, + "MSI-X vectors wanted %d, retrying with %d\n", + vectors, err); + vectors = err; + } + } + + if (vectors > 0 && vectors < I40E_MIN_MSIX) { + dev_info(&pf->pdev->dev, + "Couldn't get enough vectors, only %d available\n", + vectors); + vectors = 0; + } + + return vectors; +} + +/** + * i40e_init_msix - Setup the MSIX capability + * @pf: board private structure + * + * Work with the OS to set up the MSIX vectors needed. + * + * Returns 0 on success, negative on failure + **/ +static int i40e_init_msix(struct i40e_pf *pf) +{ + i40e_status err = 0; + struct i40e_hw *hw = &pf->hw; + int v_budget, i; + int vec; + + if (!(pf->flags & I40E_FLAG_MSIX_ENABLED)) + return -ENODEV; + + /* The number of vectors we'll request will be comprised of: + * - Add 1 for "other" cause for Admin Queue events, etc. + * - The number of LAN queue pairs + * already adjusted for the NUMA node + * assumes symmetric Tx/Rx pairing + * - The number of VMDq pairs + * Once we count this up, try the request. + * + * If we can't get what we want, we'll simplify to nearly nothing + * and try again. If that still fails, we punt. + */ + pf->num_lan_msix = pf->num_lan_qps; + pf->num_vmdq_msix = pf->num_vmdq_qps; + v_budget = 1 + pf->num_lan_msix; + v_budget += (pf->num_vmdq_vsis * pf->num_vmdq_msix); + if (pf->flags & I40E_FLAG_FDIR_ENABLED) + v_budget++; + + /* Scale down if necessary, and the rings will share vectors */ + v_budget = min_t(int, v_budget, hw->func_caps.num_msix_vectors); + + pf->msix_entries = kcalloc(v_budget, sizeof(struct msix_entry), + GFP_KERNEL); + if (!pf->msix_entries) + return -ENOMEM; + + for (i = 0; i < v_budget; i++) + pf->msix_entries[i].entry = i; + vec = i40e_reserve_msix_vectors(pf, v_budget); + if (vec < I40E_MIN_MSIX) { + pf->flags &= ~I40E_FLAG_MSIX_ENABLED; + kfree(pf->msix_entries); + pf->msix_entries = NULL; + return -ENODEV; + + } else if (vec == I40E_MIN_MSIX) { + /* Adjust for minimal MSIX use */ + dev_info(&pf->pdev->dev, "Features disabled, not enough MSIX vectors\n"); + pf->flags &= ~I40E_FLAG_VMDQ_ENABLED; + pf->num_vmdq_vsis = 0; + pf->num_vmdq_qps = 0; + pf->num_vmdq_msix = 0; + pf->num_lan_qps = 1; + pf->num_lan_msix = 1; + + } else if (vec != v_budget) { + /* Scale vector usage down */ + pf->num_vmdq_msix = 1; /* force VMDqs to only one vector */ + vec--; /* reserve the misc vector */ + + /* partition out the remaining vectors */ + switch (vec) { + case 2: + pf->num_vmdq_vsis = 1; + pf->num_lan_msix = 1; + break; + case 3: + pf->num_vmdq_vsis = 1; + pf->num_lan_msix = 2; + break; + default: + pf->num_lan_msix = min_t(int, (vec / 2), + pf->num_lan_qps); + pf->num_vmdq_vsis = min_t(int, (vec - pf->num_lan_msix), + I40E_DEFAULT_NUM_VMDQ_VSI); + break; + } + } + + return err; +} + +/** + * i40e_alloc_q_vectors - Allocate memory for interrupt vectors + * @vsi: the VSI being configured + * + * We allocate one q_vector per queue interrupt. If allocation fails we + * return -ENOMEM. + **/ +static int i40e_alloc_q_vectors(struct i40e_vsi *vsi) +{ + struct i40e_pf *pf = vsi->back; + int v_idx, num_q_vectors; + + /* if not MSIX, give the one vector only to the LAN VSI */ + if (pf->flags & I40E_FLAG_MSIX_ENABLED) + num_q_vectors = vsi->num_q_vectors; + else if (vsi == pf->vsi[pf->lan_vsi]) + num_q_vectors = 1; + else + return -EINVAL; + + vsi->q_vectors = kcalloc(num_q_vectors, + sizeof(struct i40e_q_vector), + GFP_KERNEL); + if (!vsi->q_vectors) + return -ENOMEM; + + for (v_idx = 0; v_idx < num_q_vectors; v_idx++) { + vsi->q_vectors[v_idx].vsi = vsi; + vsi->q_vectors[v_idx].v_idx = v_idx; + cpumask_set_cpu(v_idx, &vsi->q_vectors[v_idx].affinity_mask); + if (vsi->netdev) + netif_napi_add(vsi->netdev, &vsi->q_vectors[v_idx].napi, + i40e_napi_poll, vsi->work_limit); + } + + return 0; +} + +/** + * i40e_init_interrupt_scheme - Determine proper interrupt scheme + * @pf: board private structure to initialize + **/ +static void i40e_init_interrupt_scheme(struct i40e_pf *pf) +{ + int err = 0; + + if (pf->flags & I40E_FLAG_MSIX_ENABLED) { + err = i40e_init_msix(pf); + if (err) { + pf->flags &= ~(I40E_FLAG_RSS_ENABLED | + I40E_FLAG_MQ_ENABLED | + I40E_FLAG_DCB_ENABLED | + I40E_FLAG_SRIOV_ENABLED | + I40E_FLAG_FDIR_ENABLED | + I40E_FLAG_FDIR_ATR_ENABLED | + I40E_FLAG_VMDQ_ENABLED); + + /* rework the queue expectations without MSIX */ + i40e_determine_queue_usage(pf); + } + } + + if (!(pf->flags & I40E_FLAG_MSIX_ENABLED) && + (pf->flags & I40E_FLAG_MSI_ENABLED)) { + err = pci_enable_msi(pf->pdev); + if (err) { + dev_info(&pf->pdev->dev, + "MSI init failed (%d), trying legacy.\n", err); + pf->flags &= ~I40E_FLAG_MSI_ENABLED; + } + } + + /* track first vector for misc interrupts */ + err = i40e_get_lump(pf, pf->irq_pile, 1, I40E_PILE_VALID_BIT-1); +} + +/** + * i40e_setup_misc_vector - Setup the misc vector to handle non queue events + * @pf: board private structure + * + * This sets up the handler for MSIX 0, which is used to manage the + * non-queue interrupts, e.g. AdminQ and errors. This is not used + * when in MSI or Legacy interrupt mode. + **/ +static int i40e_setup_misc_vector(struct i40e_pf *pf) +{ + struct i40e_hw *hw = &pf->hw; + int err = 0; + + /* Only request the irq if this is the first time through, and + * not when we're rebuilding after a Reset + */ + if (!test_bit(__I40E_RESET_RECOVERY_PENDING, &pf->state)) { + err = request_irq(pf->msix_entries[0].vector, + i40e_intr, 0, pf->misc_int_name, pf); + if (err) { + dev_info(&pf->pdev->dev, + "request_irq for msix_misc failed: %d\n", err); + return -EFAULT; + } + } + + i40e_enable_misc_int_causes(hw); + + /* associate no queues to the misc vector */ + wr32(hw, I40E_PFINT_LNKLST0, I40E_QUEUE_END_OF_LIST); + wr32(hw, I40E_PFINT_ITR0(I40E_RX_ITR), I40E_ITR_8K); + + i40e_flush(hw); + + i40e_irq_dynamic_enable_icr0(pf); + + return err; +} + +/** + * i40e_config_rss - Prepare for RSS if used + * @pf: board private structure + **/ +static int i40e_config_rss(struct i40e_pf *pf) +{ + struct i40e_hw *hw = &pf->hw; + u32 lut = 0; + int i, j; + u64 hena; + /* Set of random keys generated using kernel random number generator */ + static const u32 seed[I40E_PFQF_HKEY_MAX_INDEX + 1] = {0x41b01687, + 0x183cfd8c, 0xce880440, 0x580cbc3c, 0x35897377, + 0x328b25e1, 0x4fa98922, 0xb7d90c14, 0xd5bad70d, + 0xcd15a2c1, 0xe8580225, 0x4a1e9d11, 0xfe5731be}; + + /* Fill out hash function seed */ + for (i = 0; i <= I40E_PFQF_HKEY_MAX_INDEX; i++) + wr32(hw, I40E_PFQF_HKEY(i), seed[i]); + + /* By default we enable TCP/UDP with IPv4/IPv6 ptypes */ + hena = (u64)rd32(hw, I40E_PFQF_HENA(0)) | + ((u64)rd32(hw, I40E_PFQF_HENA(1)) << 32); + hena |= ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV4_UDP) | + ((u64)1 << I40E_FILTER_PCTYPE_NONF_UNICAST_IPV4_UDP) | + ((u64)1 << I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV4_UDP) | + ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV4_TCP) | + ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV6_TCP) | + ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV6_UDP) | + ((u64)1 << I40E_FILTER_PCTYPE_NONF_UNICAST_IPV6_UDP) | + ((u64)1 << I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV6_UDP) | + ((u64)1 << I40E_FILTER_PCTYPE_FRAG_IPV4)| + ((u64)1 << I40E_FILTER_PCTYPE_FRAG_IPV6); + wr32(hw, I40E_PFQF_HENA(0), (u32)hena); + wr32(hw, I40E_PFQF_HENA(1), (u32)(hena >> 32)); + + /* Populate the LUT with max no. of queues in round robin fashion */ + for (i = 0, j = 0; i < pf->hw.func_caps.rss_table_size; i++, j++) { + + /* The assumption is that lan qp count will be the highest + * qp count for any PF VSI that needs RSS. + * If multiple VSIs need RSS support, all the qp counts + * for those VSIs should be a power of 2 for RSS to work. + * If LAN VSI is the only consumer for RSS then this requirement + * is not necessary. + */ + if (j == pf->rss_size) + j = 0; + /* lut = 4-byte sliding window of 4 lut entries */ + lut = (lut << 8) | (j & + ((0x1 << pf->hw.func_caps.rss_table_entry_width) - 1)); + /* On i = 3, we have 4 entries in lut; write to the register */ + if ((i & 3) == 3) + wr32(hw, I40E_PFQF_HLUT(i >> 2), lut); + } + i40e_flush(hw); + + return 0; +} + +/** + * i40e_sw_init - Initialize general software structures (struct i40e_pf) + * @pf: board private structure to initialize + * + * i40e_sw_init initializes the Adapter private data structure. + * Fields are initialized based on PCI device information and + * OS network device settings (MTU size). + **/ +static int i40e_sw_init(struct i40e_pf *pf) +{ + int err = 0; + int size; + + pf->msg_enable = netif_msg_init(I40E_DEFAULT_MSG_ENABLE, + (NETIF_MSG_DRV|NETIF_MSG_PROBE|NETIF_MSG_LINK)); + if (debug != -1 && debug != I40E_DEFAULT_MSG_ENABLE) { + if (I40E_DEBUG_USER & debug) + pf->hw.debug_mask = debug; + pf->msg_enable = netif_msg_init((debug & ~I40E_DEBUG_USER), + I40E_DEFAULT_MSG_ENABLE); + } + + /* Set default capability flags */ + pf->flags = I40E_FLAG_RX_CSUM_ENABLED | + I40E_FLAG_MSI_ENABLED | + I40E_FLAG_MSIX_ENABLED | + I40E_FLAG_RX_PS_ENABLED | + I40E_FLAG_MQ_ENABLED | + I40E_FLAG_RX_1BUF_ENABLED; + + pf->rss_size_max = 0x1 << pf->hw.func_caps.rss_table_entry_width; + if (pf->hw.func_caps.rss) { + pf->flags |= I40E_FLAG_RSS_ENABLED; + pf->rss_size = min_t(int, pf->rss_size_max, + nr_cpus_node(numa_node_id())); + } else { + pf->rss_size = 1; + } + + if (pf->hw.func_caps.dcb) + pf->num_tc_qps = I40E_DEFAULT_QUEUES_PER_TC; + else + pf->num_tc_qps = 0; + + if (pf->hw.func_caps.fd) { + /* FW/NVM is not yet fixed in this regard */ + if ((pf->hw.func_caps.fd_filters_guaranteed > 0) || + (pf->hw.func_caps.fd_filters_best_effort > 0)) { + pf->flags |= I40E_FLAG_FDIR_ATR_ENABLED; + dev_info(&pf->pdev->dev, + "Flow Director ATR mode Enabled\n"); + pf->flags |= I40E_FLAG_FDIR_ENABLED; + dev_info(&pf->pdev->dev, + "Flow Director Side Band mode Enabled\n"); + pf->fdir_pf_filter_count = + pf->hw.func_caps.fd_filters_guaranteed; + } + } else { + pf->fdir_pf_filter_count = 0; + } + + if (pf->hw.func_caps.vmdq) { + pf->flags |= I40E_FLAG_VMDQ_ENABLED; + pf->num_vmdq_vsis = I40E_DEFAULT_NUM_VMDQ_VSI; + pf->num_vmdq_qps = I40E_DEFAULT_QUEUES_PER_VMDQ; + } + + /* MFP mode enabled */ + if (pf->hw.func_caps.npar_enable || pf->hw.func_caps.mfp_mode_1) { + pf->flags |= I40E_FLAG_MFP_ENABLED; + dev_info(&pf->pdev->dev, "MFP mode Enabled\n"); + } + +#ifdef CONFIG_PCI_IOV + if (pf->hw.func_caps.num_vfs) { + pf->num_vf_qps = I40E_DEFAULT_QUEUES_PER_VF; + pf->flags |= I40E_FLAG_SRIOV_ENABLED; + pf->num_req_vfs = min_t(int, + pf->hw.func_caps.num_vfs, + I40E_MAX_VF_COUNT); + } +#endif /* CONFIG_PCI_IOV */ + pf->eeprom_version = 0xDEAD; + pf->lan_veb = I40E_NO_VEB; + pf->lan_vsi = I40E_NO_VSI; + + /* set up queue assignment tracking */ + size = sizeof(struct i40e_lump_tracking) + + (sizeof(u16) * pf->hw.func_caps.num_tx_qp); + pf->qp_pile = kzalloc(size, GFP_KERNEL); + if (!pf->qp_pile) { + err = -ENOMEM; + goto sw_init_done; + } + pf->qp_pile->num_entries = pf->hw.func_caps.num_tx_qp; + pf->qp_pile->search_hint = 0; + + /* set up vector assignment tracking */ + size = sizeof(struct i40e_lump_tracking) + + (sizeof(u16) * pf->hw.func_caps.num_msix_vectors); + pf->irq_pile = kzalloc(size, GFP_KERNEL); + if (!pf->irq_pile) { + kfree(pf->qp_pile); + err = -ENOMEM; + goto sw_init_done; + } + pf->irq_pile->num_entries = pf->hw.func_caps.num_msix_vectors; + pf->irq_pile->search_hint = 0; + + mutex_init(&pf->switch_mutex); + +sw_init_done: + return err; +} + +/** + * i40e_set_features - set the netdev feature flags + * @netdev: ptr to the netdev being adjusted + * @features: the feature set that the stack is suggesting + **/ +static int i40e_set_features(struct net_device *netdev, + netdev_features_t features) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_vsi *vsi = np->vsi; + + if (features & NETIF_F_HW_VLAN_CTAG_RX) + i40e_vlan_stripping_enable(vsi); + else + i40e_vlan_stripping_disable(vsi); + + return 0; +} + +static const struct net_device_ops i40e_netdev_ops = { + .ndo_open = i40e_open, + .ndo_stop = i40e_close, + .ndo_start_xmit = i40e_lan_xmit_frame, + .ndo_get_stats64 = i40e_get_netdev_stats_struct, + .ndo_set_rx_mode = i40e_set_rx_mode, + .ndo_validate_addr = eth_validate_addr, + .ndo_set_mac_address = i40e_set_mac, + .ndo_change_mtu = i40e_change_mtu, + .ndo_tx_timeout = i40e_tx_timeout, + .ndo_vlan_rx_add_vid = i40e_vlan_rx_add_vid, + .ndo_vlan_rx_kill_vid = i40e_vlan_rx_kill_vid, +#ifdef CONFIG_NET_POLL_CONTROLLER + .ndo_poll_controller = i40e_netpoll, +#endif + .ndo_setup_tc = i40e_setup_tc, + .ndo_set_features = i40e_set_features, + .ndo_set_vf_mac = i40e_ndo_set_vf_mac, + .ndo_set_vf_vlan = i40e_ndo_set_vf_port_vlan, + .ndo_set_vf_tx_rate = i40e_ndo_set_vf_bw, + .ndo_get_vf_config = i40e_ndo_get_vf_config, +}; + +/** + * i40e_config_netdev - Setup the netdev flags + * @vsi: the VSI being configured + * + * Returns 0 on success, negative value on failure + **/ +static int i40e_config_netdev(struct i40e_vsi *vsi) +{ + struct i40e_pf *pf = vsi->back; + struct i40e_hw *hw = &pf->hw; + struct i40e_netdev_priv *np; + struct net_device *netdev; + u8 mac_addr[ETH_ALEN]; + int etherdev_size; + + etherdev_size = sizeof(struct i40e_netdev_priv); + netdev = alloc_etherdev_mq(etherdev_size, vsi->alloc_queue_pairs); + if (!netdev) + return -ENOMEM; + + vsi->netdev = netdev; + np = netdev_priv(netdev); + np->vsi = vsi; + + netdev->hw_enc_features = NETIF_F_IP_CSUM | + NETIF_F_GSO_UDP_TUNNEL | + NETIF_F_TSO | + NETIF_F_SG; + + netdev->features = NETIF_F_SG | + NETIF_F_IP_CSUM | + NETIF_F_SCTP_CSUM | + NETIF_F_HIGHDMA | + NETIF_F_GSO_UDP_TUNNEL | + NETIF_F_HW_VLAN_CTAG_TX | + NETIF_F_HW_VLAN_CTAG_RX | + NETIF_F_HW_VLAN_CTAG_FILTER | + NETIF_F_IPV6_CSUM | + NETIF_F_TSO | + NETIF_F_TSO6 | + NETIF_F_RXCSUM | + NETIF_F_RXHASH | + 0; + + /* copy netdev features into list of user selectable features */ + netdev->hw_features |= netdev->features; + + if (vsi->type == I40E_VSI_MAIN) { + SET_NETDEV_DEV(netdev, &pf->pdev->dev); + memcpy(mac_addr, hw->mac.perm_addr, ETH_ALEN); + } else { + /* relate the VSI_VMDQ name to the VSI_MAIN name */ + snprintf(netdev->name, IFNAMSIZ, "%sv%%d", + pf->vsi[pf->lan_vsi]->netdev->name); + random_ether_addr(mac_addr); + i40e_add_filter(vsi, mac_addr, I40E_VLAN_ANY, false, false); + } + + memcpy(netdev->dev_addr, mac_addr, ETH_ALEN); + memcpy(netdev->perm_addr, mac_addr, ETH_ALEN); + /* vlan gets same features (except vlan offload) + * after any tweaks for specific VSI types + */ + netdev->vlan_features = netdev->features & ~(NETIF_F_HW_VLAN_CTAG_TX | + NETIF_F_HW_VLAN_CTAG_RX | + NETIF_F_HW_VLAN_CTAG_FILTER); + netdev->priv_flags |= IFF_UNICAST_FLT; + netdev->priv_flags |= IFF_SUPP_NOFCS; + /* Setup netdev TC information */ + i40e_vsi_config_netdev_tc(vsi, vsi->tc_config.enabled_tc); + + netdev->netdev_ops = &i40e_netdev_ops; + netdev->watchdog_timeo = 5 * HZ; + i40e_set_ethtool_ops(netdev); + + return 0; +} + +/** + * i40e_vsi_delete - Delete a VSI from the switch + * @vsi: the VSI being removed + * + * Returns 0 on success, negative value on failure + **/ +static void i40e_vsi_delete(struct i40e_vsi *vsi) +{ + /* remove default VSI is not allowed */ + if (vsi == vsi->back->vsi[vsi->back->lan_vsi]) + return; + + /* there is no HW VSI for FDIR */ + if (vsi->type == I40E_VSI_FDIR) + return; + + i40e_aq_delete_element(&vsi->back->hw, vsi->seid, NULL); + return; +} + +/** + * i40e_add_vsi - Add a VSI to the switch + * @vsi: the VSI being configured + * + * This initializes a VSI context depending on the VSI type to be added and + * passes it down to the add_vsi aq command. + **/ +static int i40e_add_vsi(struct i40e_vsi *vsi) +{ + int ret = -ENODEV; + struct i40e_mac_filter *f, *ftmp; + struct i40e_pf *pf = vsi->back; + struct i40e_hw *hw = &pf->hw; + struct i40e_vsi_context ctxt; + u8 enabled_tc = 0x1; /* TC0 enabled */ + int f_count = 0; + + memset(&ctxt, 0, sizeof(ctxt)); + switch (vsi->type) { + case I40E_VSI_MAIN: + /* The PF's main VSI is already setup as part of the + * device initialization, so we'll not bother with + * the add_vsi call, but we will retrieve the current + * VSI context. + */ + ctxt.seid = pf->main_vsi_seid; + ctxt.pf_num = pf->hw.pf_id; + ctxt.vf_num = 0; + ret = i40e_aq_get_vsi_params(&pf->hw, &ctxt, NULL); + ctxt.flags = I40E_AQ_VSI_TYPE_PF; + if (ret) { + dev_info(&pf->pdev->dev, + "couldn't get pf vsi config, err %d, aq_err %d\n", + ret, pf->hw.aq.asq_last_status); + return -ENOENT; + } + memcpy(&vsi->info, &ctxt.info, sizeof(ctxt.info)); + vsi->info.valid_sections = 0; + + vsi->seid = ctxt.seid; + vsi->id = ctxt.vsi_number; + + enabled_tc = i40e_pf_get_tc_map(pf); + + /* MFP mode setup queue map and update VSI */ + if (pf->flags & I40E_FLAG_MFP_ENABLED) { + memset(&ctxt, 0, sizeof(ctxt)); + ctxt.seid = pf->main_vsi_seid; + ctxt.pf_num = pf->hw.pf_id; + ctxt.vf_num = 0; + i40e_vsi_setup_queue_map(vsi, &ctxt, enabled_tc, false); + ret = i40e_aq_update_vsi_params(hw, &ctxt, NULL); + if (ret) { + dev_info(&pf->pdev->dev, + "update vsi failed, aq_err=%d\n", + pf->hw.aq.asq_last_status); + ret = -ENOENT; + goto err; + } + /* update the local VSI info queue map */ + i40e_vsi_update_queue_map(vsi, &ctxt); + vsi->info.valid_sections = 0; + } else { + /* Default/Main VSI is only enabled for TC0 + * reconfigure it to enable all TCs that are + * available on the port in SFP mode. + */ + ret = i40e_vsi_config_tc(vsi, enabled_tc); + if (ret) { + dev_info(&pf->pdev->dev, + "failed to configure TCs for main VSI tc_map 0x%08x, err %d, aq_err %d\n", + enabled_tc, ret, + pf->hw.aq.asq_last_status); + ret = -ENOENT; + } + } + break; + + case I40E_VSI_FDIR: + /* no queue mapping or actual HW VSI needed */ + vsi->info.valid_sections = 0; + vsi->seid = 0; + vsi->id = 0; + i40e_vsi_setup_queue_map(vsi, &ctxt, enabled_tc, true); + return 0; + break; + + case I40E_VSI_VMDQ2: + ctxt.pf_num = hw->pf_id; + ctxt.vf_num = 0; + ctxt.uplink_seid = vsi->uplink_seid; + ctxt.connection_type = 0x1; /* regular data port */ + ctxt.flags = I40E_AQ_VSI_TYPE_VMDQ2; + + ctxt.info.valid_sections |= cpu_to_le16(I40E_AQ_VSI_PROP_SWITCH_VALID); + + /* This VSI is connected to VEB so the switch_id + * should be set to zero by default. + */ + ctxt.info.switch_id = 0; + ctxt.info.switch_id |= cpu_to_le16(I40E_AQ_VSI_SW_ID_FLAG_LOCAL_LB); + ctxt.info.switch_id |= cpu_to_le16(I40E_AQ_VSI_SW_ID_FLAG_ALLOW_LB); + + /* Setup the VSI tx/rx queue map for TC0 only for now */ + i40e_vsi_setup_queue_map(vsi, &ctxt, enabled_tc, true); + break; + + case I40E_VSI_SRIOV: + ctxt.pf_num = hw->pf_id; + ctxt.vf_num = vsi->vf_id + hw->func_caps.vf_base_id; + ctxt.uplink_seid = vsi->uplink_seid; + ctxt.connection_type = 0x1; /* regular data port */ + ctxt.flags = I40E_AQ_VSI_TYPE_VF; + + ctxt.info.valid_sections |= cpu_to_le16(I40E_AQ_VSI_PROP_SWITCH_VALID); + + /* This VSI is connected to VEB so the switch_id + * should be set to zero by default. + */ + ctxt.info.switch_id = cpu_to_le16(I40E_AQ_VSI_SW_ID_FLAG_ALLOW_LB); + + ctxt.info.valid_sections |= cpu_to_le16(I40E_AQ_VSI_PROP_VLAN_VALID); + ctxt.info.port_vlan_flags |= I40E_AQ_VSI_PVLAN_MODE_ALL; + /* Setup the VSI tx/rx queue map for TC0 only for now */ + i40e_vsi_setup_queue_map(vsi, &ctxt, enabled_tc, true); + break; + + default: + return -ENODEV; + } + + if (vsi->type != I40E_VSI_MAIN) { + ret = i40e_aq_add_vsi(hw, &ctxt, NULL); + if (ret) { + dev_info(&vsi->back->pdev->dev, + "add vsi failed, aq_err=%d\n", + vsi->back->hw.aq.asq_last_status); + ret = -ENOENT; + goto err; + } + memcpy(&vsi->info, &ctxt.info, sizeof(ctxt.info)); + vsi->info.valid_sections = 0; + vsi->seid = ctxt.seid; + vsi->id = ctxt.vsi_number; + } + + /* If macvlan filters already exist, force them to get loaded */ + list_for_each_entry_safe(f, ftmp, &vsi->mac_filter_list, list) { + f->changed = true; + f_count++; + } + if (f_count) { + vsi->flags |= I40E_VSI_FLAG_FILTER_CHANGED; + pf->flags |= I40E_FLAG_FILTER_SYNC; + } + + /* Update VSI BW information */ + ret = i40e_vsi_get_bw_info(vsi); + if (ret) { + dev_info(&pf->pdev->dev, + "couldn't get vsi bw info, err %d, aq_err %d\n", + ret, pf->hw.aq.asq_last_status); + /* VSI is already added so not tearing that up */ + ret = 0; + } + +err: + return ret; +} + +/** + * i40e_vsi_release - Delete a VSI and free its resources + * @vsi: the VSI being removed + * + * Returns 0 on success or < 0 on error + **/ +int i40e_vsi_release(struct i40e_vsi *vsi) +{ + struct i40e_mac_filter *f, *ftmp; + struct i40e_veb *veb = NULL; + struct i40e_pf *pf; + u16 uplink_seid; + int i, n; + + pf = vsi->back; + + /* release of a VEB-owner or last VSI is not allowed */ + if (vsi->flags & I40E_VSI_FLAG_VEB_OWNER) { + dev_info(&pf->pdev->dev, "VSI %d has existing VEB %d\n", + vsi->seid, vsi->uplink_seid); + return -ENODEV; + } + if (vsi == pf->vsi[pf->lan_vsi] && + !test_bit(__I40E_DOWN, &pf->state)) { + dev_info(&pf->pdev->dev, "Can't remove PF VSI\n"); + return -ENODEV; + } + + uplink_seid = vsi->uplink_seid; + if (vsi->type != I40E_VSI_SRIOV) { + if (vsi->netdev_registered) { + vsi->netdev_registered = false; + if (vsi->netdev) { + /* results in a call to i40e_close() */ + unregister_netdev(vsi->netdev); + free_netdev(vsi->netdev); + vsi->netdev = NULL; + } + } else { + if (!test_and_set_bit(__I40E_DOWN, &vsi->state)) + i40e_down(vsi); + i40e_vsi_free_irq(vsi); + i40e_vsi_free_tx_resources(vsi); + i40e_vsi_free_rx_resources(vsi); + } + i40e_vsi_disable_irq(vsi); + } + + list_for_each_entry_safe(f, ftmp, &vsi->mac_filter_list, list) + i40e_del_filter(vsi, f->macaddr, f->vlan, + f->is_vf, f->is_netdev); + i40e_sync_vsi_filters(vsi); + + i40e_vsi_delete(vsi); + i40e_vsi_free_q_vectors(vsi); + i40e_vsi_clear_rings(vsi); + i40e_vsi_clear(vsi); + + /* If this was the last thing on the VEB, except for the + * controlling VSI, remove the VEB, which puts the controlling + * VSI onto the next level down in the switch. + * + * Well, okay, there's one more exception here: don't remove + * the orphan VEBs yet. We'll wait for an explicit remove request + * from up the network stack. + */ + for (n = 0, i = 0; i < pf->hw.func_caps.num_vsis; i++) { + if (pf->vsi[i] && + pf->vsi[i]->uplink_seid == uplink_seid && + (pf->vsi[i]->flags & I40E_VSI_FLAG_VEB_OWNER) == 0) { + n++; /* count the VSIs */ + } + } + for (i = 0; i < I40E_MAX_VEB; i++) { + if (!pf->veb[i]) + continue; + if (pf->veb[i]->uplink_seid == uplink_seid) + n++; /* count the VEBs */ + if (pf->veb[i]->seid == uplink_seid) + veb = pf->veb[i]; + } + if (n == 0 && veb && veb->uplink_seid != 0) + i40e_veb_release(veb); + + return 0; +} + +/** + * i40e_vsi_setup_vectors - Set up the q_vectors for the given VSI + * @vsi: ptr to the VSI + * + * This should only be called after i40e_vsi_mem_alloc() which allocates the + * corresponding SW VSI structure and initializes num_queue_pairs for the + * newly allocated VSI. + * + * Returns 0 on success or negative on failure + **/ +static int i40e_vsi_setup_vectors(struct i40e_vsi *vsi) +{ + int ret = -ENOENT; + struct i40e_pf *pf = vsi->back; + + if (vsi->q_vectors) { + dev_info(&pf->pdev->dev, "VSI %d has existing q_vectors\n", + vsi->seid); + return -EEXIST; + } + + if (vsi->base_vector) { + dev_info(&pf->pdev->dev, + "VSI %d has non-zero base vector %d\n", + vsi->seid, vsi->base_vector); + return -EEXIST; + } + + ret = i40e_alloc_q_vectors(vsi); + if (ret) { + dev_info(&pf->pdev->dev, + "failed to allocate %d q_vector for VSI %d, ret=%d\n", + vsi->num_q_vectors, vsi->seid, ret); + vsi->num_q_vectors = 0; + goto vector_setup_out; + } + + vsi->base_vector = i40e_get_lump(pf, pf->irq_pile, + vsi->num_q_vectors, vsi->idx); + if (vsi->base_vector < 0) { + dev_info(&pf->pdev->dev, + "failed to get q tracking for VSI %d, err=%d\n", + vsi->seid, vsi->base_vector); + i40e_vsi_free_q_vectors(vsi); + ret = -ENOENT; + goto vector_setup_out; + } + +vector_setup_out: + return ret; +} + +/** + * i40e_vsi_setup - Set up a VSI by a given type + * @pf: board private structure + * @type: VSI type + * @uplink_seid: the switch element to link to + * @param1: usage depends upon VSI type. For VF types, indicates VF id + * + * This allocates the sw VSI structure and its queue resources, then add a VSI + * to the identified VEB. + * + * Returns pointer to the successfully allocated and configure VSI sw struct on + * success, otherwise returns NULL on failure. + **/ +struct i40e_vsi *i40e_vsi_setup(struct i40e_pf *pf, u8 type, + u16 uplink_seid, u32 param1) +{ + struct i40e_vsi *vsi = NULL; + struct i40e_veb *veb = NULL; + int ret, i; + int v_idx; + + /* The requested uplink_seid must be either + * - the PF's port seid + * no VEB is needed because this is the PF + * or this is a Flow Director special case VSI + * - seid of an existing VEB + * - seid of a VSI that owns an existing VEB + * - seid of a VSI that doesn't own a VEB + * a new VEB is created and the VSI becomes the owner + * - seid of the PF VSI, which is what creates the first VEB + * this is a special case of the previous + * + * Find which uplink_seid we were given and create a new VEB if needed + */ + for (i = 0; i < I40E_MAX_VEB; i++) { + if (pf->veb[i] && pf->veb[i]->seid == uplink_seid) { + veb = pf->veb[i]; + break; + } + } + + if (!veb && uplink_seid != pf->mac_seid) { + + for (i = 0; i < pf->hw.func_caps.num_vsis; i++) { + if (pf->vsi[i] && pf->vsi[i]->seid == uplink_seid) { + vsi = pf->vsi[i]; + break; + } + } + if (!vsi) { + dev_info(&pf->pdev->dev, "no such uplink_seid %d\n", + uplink_seid); + return NULL; + } + + if (vsi->uplink_seid == pf->mac_seid) + veb = i40e_veb_setup(pf, 0, pf->mac_seid, vsi->seid, + vsi->tc_config.enabled_tc); + else if ((vsi->flags & I40E_VSI_FLAG_VEB_OWNER) == 0) + veb = i40e_veb_setup(pf, 0, vsi->uplink_seid, vsi->seid, + vsi->tc_config.enabled_tc); + + for (i = 0; i < I40E_MAX_VEB && !veb; i++) { + if (pf->veb[i] && pf->veb[i]->seid == vsi->uplink_seid) + veb = pf->veb[i]; + } + if (!veb) { + dev_info(&pf->pdev->dev, "couldn't add VEB\n"); + return NULL; + } + + vsi->flags |= I40E_VSI_FLAG_VEB_OWNER; + uplink_seid = veb->seid; + } + + /* get vsi sw struct */ + v_idx = i40e_vsi_mem_alloc(pf, type); + if (v_idx < 0) + goto err_alloc; + vsi = pf->vsi[v_idx]; + vsi->type = type; + vsi->veb_idx = (veb ? veb->idx : I40E_NO_VEB); + + if (type == I40E_VSI_MAIN) + pf->lan_vsi = v_idx; + else if (type == I40E_VSI_SRIOV) + vsi->vf_id = param1; + /* assign it some queues */ + ret = i40e_get_lump(pf, pf->qp_pile, vsi->alloc_queue_pairs, vsi->idx); + if (ret < 0) { + dev_info(&pf->pdev->dev, "VSI %d get_lump failed %d\n", + vsi->seid, ret); + goto err_vsi; + } + vsi->base_queue = ret; + + /* get a VSI from the hardware */ + vsi->uplink_seid = uplink_seid; + ret = i40e_add_vsi(vsi); + if (ret) + goto err_vsi; + + switch (vsi->type) { + /* setup the netdev if needed */ + case I40E_VSI_MAIN: + case I40E_VSI_VMDQ2: + ret = i40e_config_netdev(vsi); + if (ret) + goto err_netdev; + ret = register_netdev(vsi->netdev); + if (ret) + goto err_netdev; + vsi->netdev_registered = true; + netif_carrier_off(vsi->netdev); + /* fall through */ + + case I40E_VSI_FDIR: + /* set up vectors and rings if needed */ + ret = i40e_vsi_setup_vectors(vsi); + if (ret) + goto err_msix; + + ret = i40e_alloc_rings(vsi); + if (ret) + goto err_rings; + + /* map all of the rings to the q_vectors */ + i40e_vsi_map_rings_to_vectors(vsi); + + i40e_vsi_reset_stats(vsi); + break; + + default: + /* no netdev or rings for the other VSI types */ + break; + } + + return vsi; + +err_rings: + i40e_vsi_free_q_vectors(vsi); +err_msix: + if (vsi->netdev_registered) { + vsi->netdev_registered = false; + unregister_netdev(vsi->netdev); + free_netdev(vsi->netdev); + vsi->netdev = NULL; + } +err_netdev: + i40e_aq_delete_element(&pf->hw, vsi->seid, NULL); +err_vsi: + i40e_vsi_clear(vsi); +err_alloc: + return NULL; +} + +/** + * i40e_veb_get_bw_info - Query VEB BW information + * @veb: the veb to query + * + * Query the Tx scheduler BW configuration data for given VEB + **/ +static int i40e_veb_get_bw_info(struct i40e_veb *veb) +{ + struct i40e_aqc_query_switching_comp_ets_config_resp ets_data; + struct i40e_aqc_query_switching_comp_bw_config_resp bw_data; + struct i40e_pf *pf = veb->pf; + struct i40e_hw *hw = &pf->hw; + u32 tc_bw_max; + int ret = 0; + int i; + + ret = i40e_aq_query_switch_comp_bw_config(hw, veb->seid, + &bw_data, NULL); + if (ret) { + dev_info(&pf->pdev->dev, + "query veb bw config failed, aq_err=%d\n", + hw->aq.asq_last_status); + goto out; + } + + ret = i40e_aq_query_switch_comp_ets_config(hw, veb->seid, + &ets_data, NULL); + if (ret) { + dev_info(&pf->pdev->dev, + "query veb bw ets config failed, aq_err=%d\n", + hw->aq.asq_last_status); + goto out; + } + + veb->bw_limit = le16_to_cpu(ets_data.port_bw_limit); + veb->bw_max_quanta = ets_data.tc_bw_max; + veb->is_abs_credits = bw_data.absolute_credits_enable; + tc_bw_max = le16_to_cpu(bw_data.tc_bw_max[0]) | + (le16_to_cpu(bw_data.tc_bw_max[1]) << 16); + for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { + veb->bw_tc_share_credits[i] = bw_data.tc_bw_share_credits[i]; + veb->bw_tc_limit_credits[i] = + le16_to_cpu(bw_data.tc_bw_limits[i]); + veb->bw_tc_max_quanta[i] = ((tc_bw_max >> (i*4)) & 0x7); + } + +out: + return ret; +} + +/** + * i40e_veb_mem_alloc - Allocates the next available struct veb in the PF + * @pf: board private structure + * + * On error: returns error code (negative) + * On success: returns vsi index in PF (positive) + **/ +static int i40e_veb_mem_alloc(struct i40e_pf *pf) +{ + int ret = -ENOENT; + struct i40e_veb *veb; + int i; + + /* Need to protect the allocation of switch elements at the PF level */ + mutex_lock(&pf->switch_mutex); + + /* VEB list may be fragmented if VEB creation/destruction has + * been happening. We can afford to do a quick scan to look + * for any free slots in the list. + * + * find next empty veb slot, looping back around if necessary + */ + i = 0; + while ((i < I40E_MAX_VEB) && (pf->veb[i] != NULL)) + i++; + if (i >= I40E_MAX_VEB) { + ret = -ENOMEM; + goto err_alloc_veb; /* out of VEB slots! */ + } + + veb = kzalloc(sizeof(*veb), GFP_KERNEL); + if (!veb) { + ret = -ENOMEM; + goto err_alloc_veb; + } + veb->pf = pf; + veb->idx = i; + veb->enabled_tc = 1; + + pf->veb[i] = veb; + ret = i; +err_alloc_veb: + mutex_unlock(&pf->switch_mutex); + return ret; +} + +/** + * i40e_switch_branch_release - Delete a branch of the switch tree + * @branch: where to start deleting + * + * This uses recursion to find the tips of the branch to be + * removed, deleting until we get back to and can delete this VEB. + **/ +static void i40e_switch_branch_release(struct i40e_veb *branch) +{ + struct i40e_pf *pf = branch->pf; + u16 branch_seid = branch->seid; + u16 veb_idx = branch->idx; + int i; + + /* release any VEBs on this VEB - RECURSION */ + for (i = 0; i < I40E_MAX_VEB; i++) { + if (!pf->veb[i]) + continue; + if (pf->veb[i]->uplink_seid == branch->seid) + i40e_switch_branch_release(pf->veb[i]); + } + + /* Release the VSIs on this VEB, but not the owner VSI. + * + * NOTE: Removing the last VSI on a VEB has the SIDE EFFECT of removing + * the VEB itself, so don't use (*branch) after this loop. + */ + for (i = 0; i < pf->hw.func_caps.num_vsis; i++) { + if (!pf->vsi[i]) + continue; + if (pf->vsi[i]->uplink_seid == branch_seid && + (pf->vsi[i]->flags & I40E_VSI_FLAG_VEB_OWNER) == 0) { + i40e_vsi_release(pf->vsi[i]); + } + } + + /* There's one corner case where the VEB might not have been + * removed, so double check it here and remove it if needed. + * This case happens if the veb was created from the debugfs + * commands and no VSIs were added to it. + */ + if (pf->veb[veb_idx]) + i40e_veb_release(pf->veb[veb_idx]); +} + +/** + * i40e_veb_clear - remove veb struct + * @veb: the veb to remove + **/ +static void i40e_veb_clear(struct i40e_veb *veb) +{ + if (!veb) + return; + + if (veb->pf) { + struct i40e_pf *pf = veb->pf; + + mutex_lock(&pf->switch_mutex); + if (pf->veb[veb->idx] == veb) + pf->veb[veb->idx] = NULL; + mutex_unlock(&pf->switch_mutex); + } + + kfree(veb); +} + +/** + * i40e_veb_release - Delete a VEB and free its resources + * @veb: the VEB being removed + **/ +void i40e_veb_release(struct i40e_veb *veb) +{ + struct i40e_vsi *vsi = NULL; + struct i40e_pf *pf; + int i, n = 0; + + pf = veb->pf; + + /* find the remaining VSI and check for extras */ + for (i = 0; i < pf->hw.func_caps.num_vsis; i++) { + if (pf->vsi[i] && pf->vsi[i]->uplink_seid == veb->seid) { + n++; + vsi = pf->vsi[i]; + } + } + if (n != 1) { + dev_info(&pf->pdev->dev, + "can't remove VEB %d with %d VSIs left\n", + veb->seid, n); + return; + } + + /* move the remaining VSI to uplink veb */ + vsi->flags &= ~I40E_VSI_FLAG_VEB_OWNER; + if (veb->uplink_seid) { + vsi->uplink_seid = veb->uplink_seid; + if (veb->uplink_seid == pf->mac_seid) + vsi->veb_idx = I40E_NO_VEB; + else + vsi->veb_idx = veb->veb_idx; + } else { + /* floating VEB */ + vsi->uplink_seid = pf->vsi[pf->lan_vsi]->uplink_seid; + vsi->veb_idx = pf->vsi[pf->lan_vsi]->veb_idx; + } + + i40e_aq_delete_element(&pf->hw, veb->seid, NULL); + i40e_veb_clear(veb); + + return; +} + +/** + * i40e_add_veb - create the VEB in the switch + * @veb: the VEB to be instantiated + * @vsi: the controlling VSI + **/ +static int i40e_add_veb(struct i40e_veb *veb, struct i40e_vsi *vsi) +{ + bool is_default = (vsi->idx == vsi->back->lan_vsi); + int ret; + + /* get a VEB from the hardware */ + ret = i40e_aq_add_veb(&veb->pf->hw, veb->uplink_seid, vsi->seid, + veb->enabled_tc, is_default, &veb->seid, NULL); + if (ret) { + dev_info(&veb->pf->pdev->dev, + "couldn't add VEB, err %d, aq_err %d\n", + ret, veb->pf->hw.aq.asq_last_status); + return -EPERM; + } + + /* get statistics counter */ + ret = i40e_aq_get_veb_parameters(&veb->pf->hw, veb->seid, NULL, NULL, + &veb->stats_idx, NULL, NULL, NULL); + if (ret) { + dev_info(&veb->pf->pdev->dev, + "couldn't get VEB statistics idx, err %d, aq_err %d\n", + ret, veb->pf->hw.aq.asq_last_status); + return -EPERM; + } + ret = i40e_veb_get_bw_info(veb); + if (ret) { + dev_info(&veb->pf->pdev->dev, + "couldn't get VEB bw info, err %d, aq_err %d\n", + ret, veb->pf->hw.aq.asq_last_status); + i40e_aq_delete_element(&veb->pf->hw, veb->seid, NULL); + return -ENOENT; + } + + vsi->uplink_seid = veb->seid; + vsi->veb_idx = veb->idx; + vsi->flags |= I40E_VSI_FLAG_VEB_OWNER; + + return 0; +} + +/** + * i40e_veb_setup - Set up a VEB + * @pf: board private structure + * @flags: VEB setup flags + * @uplink_seid: the switch element to link to + * @vsi_seid: the initial VSI seid + * @enabled_tc: Enabled TC bit-map + * + * This allocates the sw VEB structure and links it into the switch + * It is possible and legal for this to be a duplicate of an already + * existing VEB. It is also possible for both uplink and vsi seids + * to be zero, in order to create a floating VEB. + * + * Returns pointer to the successfully allocated VEB sw struct on + * success, otherwise returns NULL on failure. + **/ +struct i40e_veb *i40e_veb_setup(struct i40e_pf *pf, u16 flags, + u16 uplink_seid, u16 vsi_seid, + u8 enabled_tc) +{ + struct i40e_veb *veb, *uplink_veb = NULL; + int vsi_idx, veb_idx; + int ret; + + /* if one seid is 0, the other must be 0 to create a floating relay */ + if ((uplink_seid == 0 || vsi_seid == 0) && + (uplink_seid + vsi_seid != 0)) { + dev_info(&pf->pdev->dev, + "one, not both seid's are 0: uplink=%d vsi=%d\n", + uplink_seid, vsi_seid); + return NULL; + } + + /* make sure there is such a vsi and uplink */ + for (vsi_idx = 0; vsi_idx < pf->hw.func_caps.num_vsis; vsi_idx++) + if (pf->vsi[vsi_idx] && pf->vsi[vsi_idx]->seid == vsi_seid) + break; + if (vsi_idx >= pf->hw.func_caps.num_vsis && vsi_seid != 0) { + dev_info(&pf->pdev->dev, "vsi seid %d not found\n", + vsi_seid); + return NULL; + } + + if (uplink_seid && uplink_seid != pf->mac_seid) { + for (veb_idx = 0; veb_idx < I40E_MAX_VEB; veb_idx++) { + if (pf->veb[veb_idx] && + pf->veb[veb_idx]->seid == uplink_seid) { + uplink_veb = pf->veb[veb_idx]; + break; + } + } + if (!uplink_veb) { + dev_info(&pf->pdev->dev, + "uplink seid %d not found\n", uplink_seid); + return NULL; + } + } + + /* get veb sw struct */ + veb_idx = i40e_veb_mem_alloc(pf); + if (veb_idx < 0) + goto err_alloc; + veb = pf->veb[veb_idx]; + veb->flags = flags; + veb->uplink_seid = uplink_seid; + veb->veb_idx = (uplink_veb ? uplink_veb->idx : I40E_NO_VEB); + veb->enabled_tc = (enabled_tc ? enabled_tc : 0x1); + + /* create the VEB in the switch */ + ret = i40e_add_veb(veb, pf->vsi[vsi_idx]); + if (ret) + goto err_veb; + + return veb; + +err_veb: + i40e_veb_clear(veb); +err_alloc: + return NULL; +} + +/** + * i40e_setup_pf_switch_element - set pf vars based on switch type + * @pf: board private structure + * @ele: element we are building info from + * @num_reported: total number of elements + * @printconfig: should we print the contents + * + * helper function to assist in extracting a few useful SEID values. + **/ +static void i40e_setup_pf_switch_element(struct i40e_pf *pf, + struct i40e_aqc_switch_config_element_resp *ele, + u16 num_reported, bool printconfig) +{ + u16 downlink_seid = le16_to_cpu(ele->downlink_seid); + u16 uplink_seid = le16_to_cpu(ele->uplink_seid); + u8 element_type = ele->element_type; + u16 seid = le16_to_cpu(ele->seid); + + if (printconfig) + dev_info(&pf->pdev->dev, + "type=%d seid=%d uplink=%d downlink=%d\n", + element_type, seid, uplink_seid, downlink_seid); + + switch (element_type) { + case I40E_SWITCH_ELEMENT_TYPE_MAC: + pf->mac_seid = seid; + break; + case I40E_SWITCH_ELEMENT_TYPE_VEB: + /* Main VEB? */ + if (uplink_seid != pf->mac_seid) + break; + if (pf->lan_veb == I40E_NO_VEB) { + int v; + + /* find existing or else empty VEB */ + for (v = 0; v < I40E_MAX_VEB; v++) { + if (pf->veb[v] && (pf->veb[v]->seid == seid)) { + pf->lan_veb = v; + break; + } + } + if (pf->lan_veb == I40E_NO_VEB) { + v = i40e_veb_mem_alloc(pf); + if (v < 0) + break; + pf->lan_veb = v; + } + } + + pf->veb[pf->lan_veb]->seid = seid; + pf->veb[pf->lan_veb]->uplink_seid = pf->mac_seid; + pf->veb[pf->lan_veb]->pf = pf; + pf->veb[pf->lan_veb]->veb_idx = I40E_NO_VEB; + break; + case I40E_SWITCH_ELEMENT_TYPE_VSI: + if (num_reported != 1) + break; + /* This is immediately after a reset so we can assume this is + * the PF's VSI + */ + pf->mac_seid = uplink_seid; + pf->pf_seid = downlink_seid; + pf->main_vsi_seid = seid; + if (printconfig) + dev_info(&pf->pdev->dev, + "pf_seid=%d main_vsi_seid=%d\n", + pf->pf_seid, pf->main_vsi_seid); + break; + case I40E_SWITCH_ELEMENT_TYPE_PF: + case I40E_SWITCH_ELEMENT_TYPE_VF: + case I40E_SWITCH_ELEMENT_TYPE_EMP: + case I40E_SWITCH_ELEMENT_TYPE_BMC: + case I40E_SWITCH_ELEMENT_TYPE_PE: + case I40E_SWITCH_ELEMENT_TYPE_PA: + /* ignore these for now */ + break; + default: + dev_info(&pf->pdev->dev, "unknown element type=%d seid=%d\n", + element_type, seid); + break; + } +} + +/** + * i40e_fetch_switch_configuration - Get switch config from firmware + * @pf: board private structure + * @printconfig: should we print the contents + * + * Get the current switch configuration from the device and + * extract a few useful SEID values. + **/ +int i40e_fetch_switch_configuration(struct i40e_pf *pf, bool printconfig) +{ + struct i40e_aqc_get_switch_config_resp *sw_config; + u16 next_seid = 0; + int ret = 0; + u8 *aq_buf; + int i; + + aq_buf = kzalloc(I40E_AQ_LARGE_BUF, GFP_KERNEL); + if (!aq_buf) + return -ENOMEM; + + sw_config = (struct i40e_aqc_get_switch_config_resp *)aq_buf; + do { + u16 num_reported, num_total; + + ret = i40e_aq_get_switch_config(&pf->hw, sw_config, + I40E_AQ_LARGE_BUF, + &next_seid, NULL); + if (ret) { + dev_info(&pf->pdev->dev, + "get switch config failed %d aq_err=%x\n", + ret, pf->hw.aq.asq_last_status); + kfree(aq_buf); + return -ENOENT; + } + + num_reported = le16_to_cpu(sw_config->header.num_reported); + num_total = le16_to_cpu(sw_config->header.num_total); + + if (printconfig) + dev_info(&pf->pdev->dev, + "header: %d reported %d total\n", + num_reported, num_total); + + if (num_reported) { + int sz = sizeof(*sw_config) * num_reported; + + kfree(pf->sw_config); + pf->sw_config = kzalloc(sz, GFP_KERNEL); + if (pf->sw_config) + memcpy(pf->sw_config, sw_config, sz); + } + + for (i = 0; i < num_reported; i++) { + struct i40e_aqc_switch_config_element_resp *ele = + &sw_config->element[i]; + + i40e_setup_pf_switch_element(pf, ele, num_reported, + printconfig); + } + } while (next_seid != 0); + + kfree(aq_buf); + return ret; +} + +/** + * i40e_setup_pf_switch - Setup the HW switch on startup or after reset + * @pf: board private structure + * + * Returns 0 on success, negative value on failure + **/ +static int i40e_setup_pf_switch(struct i40e_pf *pf) +{ + int ret; + + /* find out what's out there already */ + ret = i40e_fetch_switch_configuration(pf, false); + if (ret) { + dev_info(&pf->pdev->dev, + "couldn't fetch switch config, err %d, aq_err %d\n", + ret, pf->hw.aq.asq_last_status); + return ret; + } + i40e_pf_reset_stats(pf); + + /* fdir VSI must happen first to be sure it gets queue 0, but only + * if there is enough room for the fdir VSI + */ + if (pf->num_lan_qps > 1) + i40e_fdir_setup(pf); + + /* first time setup */ + if (pf->lan_vsi == I40E_NO_VSI) { + struct i40e_vsi *vsi = NULL; + u16 uplink_seid; + + /* Set up the PF VSI associated with the PF's main VSI + * that is already in the HW switch + */ + if (pf->lan_veb != I40E_NO_VEB && pf->veb[pf->lan_veb]) + uplink_seid = pf->veb[pf->lan_veb]->seid; + else + uplink_seid = pf->mac_seid; + + vsi = i40e_vsi_setup(pf, I40E_VSI_MAIN, uplink_seid, 0); + if (!vsi) { + dev_info(&pf->pdev->dev, "setup of MAIN VSI failed\n"); + i40e_fdir_teardown(pf); + return -EAGAIN; + } + /* accommodate kcompat by copying the main VSI queue count + * into the pf, since this newer code pushes the pf queue + * info down a level into a VSI + */ + pf->num_rx_queues = vsi->alloc_queue_pairs; + pf->num_tx_queues = vsi->alloc_queue_pairs; + } else { + /* force a reset of TC and queue layout configurations */ + u8 enabled_tc = pf->vsi[pf->lan_vsi]->tc_config.enabled_tc; + pf->vsi[pf->lan_vsi]->tc_config.enabled_tc = 0; + pf->vsi[pf->lan_vsi]->seid = pf->main_vsi_seid; + i40e_vsi_config_tc(pf->vsi[pf->lan_vsi], enabled_tc); + } + i40e_vlan_stripping_disable(pf->vsi[pf->lan_vsi]); + + /* Setup static PF queue filter control settings */ + ret = i40e_setup_pf_filter_control(pf); + if (ret) { + dev_info(&pf->pdev->dev, "setup_pf_filter_control failed: %d\n", + ret); + /* Failure here should not stop continuing other steps */ + } + + /* enable RSS in the HW, even for only one queue, as the stack can use + * the hash + */ + if ((pf->flags & I40E_FLAG_RSS_ENABLED)) + i40e_config_rss(pf); + + /* fill in link information and enable LSE reporting */ + i40e_aq_get_link_info(&pf->hw, true, NULL, NULL); + i40e_link_event(pf); + + /* Initialize user-specifics link properties */ + pf->fc_autoneg_status = ((pf->hw.phy.link_info.an_info & + I40E_AQ_AN_COMPLETED) ? true : false); + pf->hw.fc.requested_mode = I40E_FC_DEFAULT; + if (pf->hw.phy.link_info.an_info & + (I40E_AQ_LINK_PAUSE_TX | I40E_AQ_LINK_PAUSE_RX)) + pf->hw.fc.current_mode = I40E_FC_FULL; + else if (pf->hw.phy.link_info.an_info & I40E_AQ_LINK_PAUSE_TX) + pf->hw.fc.current_mode = I40E_FC_TX_PAUSE; + else if (pf->hw.phy.link_info.an_info & I40E_AQ_LINK_PAUSE_RX) + pf->hw.fc.current_mode = I40E_FC_RX_PAUSE; + else + pf->hw.fc.current_mode = I40E_FC_DEFAULT; + + return ret; +} + +/** + * i40e_set_rss_size - helper to set rss_size + * @pf: board private structure + * @queues_left: how many queues + */ +static u16 i40e_set_rss_size(struct i40e_pf *pf, int queues_left) +{ + int num_tc0; + + num_tc0 = min_t(int, queues_left, pf->rss_size_max); + num_tc0 = min_t(int, num_tc0, nr_cpus_node(numa_node_id())); + num_tc0 = rounddown_pow_of_two(num_tc0); + + return num_tc0; +} + +/** + * i40e_determine_queue_usage - Work out queue distribution + * @pf: board private structure + **/ +static void i40e_determine_queue_usage(struct i40e_pf *pf) +{ + int accum_tc_size; + int queues_left; + + pf->num_lan_qps = 0; + pf->num_tc_qps = rounddown_pow_of_two(pf->num_tc_qps); + accum_tc_size = (I40E_MAX_TRAFFIC_CLASS - 1) * pf->num_tc_qps; + + /* Find the max queues to be put into basic use. We'll always be + * using TC0, whether or not DCB is running, and TC0 will get the + * big RSS set. + */ + queues_left = pf->hw.func_caps.num_tx_qp; + + if (!((pf->flags & I40E_FLAG_MSIX_ENABLED) && + (pf->flags & I40E_FLAG_MQ_ENABLED)) || + !(pf->flags & (I40E_FLAG_RSS_ENABLED | + I40E_FLAG_FDIR_ENABLED | I40E_FLAG_DCB_ENABLED)) || + (queues_left == 1)) { + + /* one qp for PF, no queues for anything else */ + queues_left = 0; + pf->rss_size = pf->num_lan_qps = 1; + + /* make sure all the fancies are disabled */ + pf->flags &= ~(I40E_FLAG_RSS_ENABLED | + I40E_FLAG_MQ_ENABLED | + I40E_FLAG_FDIR_ENABLED | + I40E_FLAG_FDIR_ATR_ENABLED | + I40E_FLAG_DCB_ENABLED | + I40E_FLAG_SRIOV_ENABLED | + I40E_FLAG_VMDQ_ENABLED); + + } else if (pf->flags & I40E_FLAG_RSS_ENABLED && + !(pf->flags & I40E_FLAG_FDIR_ENABLED) && + !(pf->flags & I40E_FLAG_DCB_ENABLED)) { + + pf->rss_size = i40e_set_rss_size(pf, queues_left); + + queues_left -= pf->rss_size; + pf->num_lan_qps = pf->rss_size; + + } else if (pf->flags & I40E_FLAG_RSS_ENABLED && + !(pf->flags & I40E_FLAG_FDIR_ENABLED) && + (pf->flags & I40E_FLAG_DCB_ENABLED)) { + + /* save num_tc_qps queues for TCs 1 thru 7 and the rest + * are set up for RSS in TC0 + */ + queues_left -= accum_tc_size; + + pf->rss_size = i40e_set_rss_size(pf, queues_left); + + queues_left -= pf->rss_size; + if (queues_left < 0) { + dev_info(&pf->pdev->dev, "not enough queues for DCB\n"); + return; + } + + pf->num_lan_qps = pf->rss_size + accum_tc_size; + + } else if (pf->flags & I40E_FLAG_RSS_ENABLED && + (pf->flags & I40E_FLAG_FDIR_ENABLED) && + !(pf->flags & I40E_FLAG_DCB_ENABLED)) { + + queues_left -= 1; /* save 1 queue for FD */ + + pf->rss_size = i40e_set_rss_size(pf, queues_left); + + queues_left -= pf->rss_size; + if (queues_left < 0) { + dev_info(&pf->pdev->dev, "not enough queues for Flow Director\n"); + return; + } + + pf->num_lan_qps = pf->rss_size; + + } else if (pf->flags & I40E_FLAG_RSS_ENABLED && + (pf->flags & I40E_FLAG_FDIR_ENABLED) && + (pf->flags & I40E_FLAG_DCB_ENABLED)) { + + /* save 1 queue for TCs 1 thru 7, + * 1 queue for flow director, + * and the rest are set up for RSS in TC0 + */ + queues_left -= 1; + queues_left -= accum_tc_size; + + pf->rss_size = i40e_set_rss_size(pf, queues_left); + queues_left -= pf->rss_size; + if (queues_left < 0) { + dev_info(&pf->pdev->dev, "not enough queues for DCB and Flow Director\n"); + return; + } + + pf->num_lan_qps = pf->rss_size + accum_tc_size; + + } else { + dev_info(&pf->pdev->dev, + "Invalid configuration, flags=0x%08llx\n", pf->flags); + return; + } + + if ((pf->flags & I40E_FLAG_SRIOV_ENABLED) && + pf->num_vf_qps && pf->num_req_vfs && queues_left) { + pf->num_req_vfs = min_t(int, pf->num_req_vfs, (queues_left / + pf->num_vf_qps)); + queues_left -= (pf->num_req_vfs * pf->num_vf_qps); + } + + if ((pf->flags & I40E_FLAG_VMDQ_ENABLED) && + pf->num_vmdq_vsis && pf->num_vmdq_qps && queues_left) { + pf->num_vmdq_vsis = min_t(int, pf->num_vmdq_vsis, + (queues_left / pf->num_vmdq_qps)); + queues_left -= (pf->num_vmdq_vsis * pf->num_vmdq_qps); + } + + return; +} + +/** + * i40e_setup_pf_filter_control - Setup PF static filter control + * @pf: PF to be setup + * + * i40e_setup_pf_filter_control sets up a pf's initial filter control + * settings. If PE/FCoE are enabled then it will also set the per PF + * based filter sizes required for them. It also enables Flow director, + * ethertype and macvlan type filter settings for the pf. + * + * Returns 0 on success, negative on failure + **/ +static int i40e_setup_pf_filter_control(struct i40e_pf *pf) +{ + struct i40e_filter_control_settings *settings = &pf->filter_settings; + + settings->hash_lut_size = I40E_HASH_LUT_SIZE_128; + + /* Flow Director is enabled */ + if (pf->flags & (I40E_FLAG_FDIR_ENABLED | I40E_FLAG_FDIR_ATR_ENABLED)) + settings->enable_fdir = true; + + /* Ethtype and MACVLAN filters enabled for PF */ + settings->enable_ethtype = true; + settings->enable_macvlan = true; + + if (i40e_set_filter_control(&pf->hw, settings)) + return -ENOENT; + + return 0; +} + +/** + * i40e_probe - Device initialization routine + * @pdev: PCI device information struct + * @ent: entry in i40e_pci_tbl + * + * i40e_probe initializes a pf identified by a pci_dev structure. + * The OS initialization, configuring of the pf private structure, + * and a hardware reset occur. + * + * Returns 0 on success, negative on failure + **/ +static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent) +{ + struct i40e_driver_version dv; + struct i40e_pf *pf; + struct i40e_hw *hw; + int err = 0; + u32 len; + + err = pci_enable_device_mem(pdev); + if (err) + return err; + + /* set up for high or low dma */ + if (!dma_set_mask(&pdev->dev, DMA_BIT_MASK(64))) { + /* coherent mask for the same size will always succeed if + * dma_set_mask does + */ + dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(64)); + } else if (!dma_set_mask(&pdev->dev, DMA_BIT_MASK(32))) { + dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32)); + } else { + dev_err(&pdev->dev, "DMA configuration failed: %d\n", err); + err = -EIO; + goto err_dma; + } + + /* set up pci connections */ + err = pci_request_selected_regions(pdev, pci_select_bars(pdev, + IORESOURCE_MEM), i40e_driver_name); + if (err) { + dev_info(&pdev->dev, + "pci_request_selected_regions failed %d\n", err); + goto err_pci_reg; + } + + pci_enable_pcie_error_reporting(pdev); + pci_set_master(pdev); + + /* Now that we have a PCI connection, we need to do the + * low level device setup. This is primarily setting up + * the Admin Queue structures and then querying for the + * device's current profile information. + */ + pf = kzalloc(sizeof(*pf), GFP_KERNEL); + if (!pf) { + err = -ENOMEM; + goto err_pf_alloc; + } + pf->next_vsi = 0; + pf->pdev = pdev; + set_bit(__I40E_DOWN, &pf->state); + + hw = &pf->hw; + hw->back = pf; + hw->hw_addr = ioremap(pci_resource_start(pdev, 0), + pci_resource_len(pdev, 0)); + if (!hw->hw_addr) { + err = -EIO; + dev_info(&pdev->dev, "ioremap(0x%04x, 0x%04x) failed: 0x%x\n", + (unsigned int)pci_resource_start(pdev, 0), + (unsigned int)pci_resource_len(pdev, 0), err); + goto err_ioremap; + } + hw->vendor_id = pdev->vendor; + hw->device_id = pdev->device; + pci_read_config_byte(pdev, PCI_REVISION_ID, &hw->revision_id); + hw->subsystem_vendor_id = pdev->subsystem_vendor; + hw->subsystem_device_id = pdev->subsystem_device; + hw->bus.device = PCI_SLOT(pdev->devfn); + hw->bus.func = PCI_FUNC(pdev->devfn); + + /* Reset here to make sure all is clean and to define PF 'n' */ + err = i40e_pf_reset(hw); + if (err) { + dev_info(&pdev->dev, "Initial pf_reset failed: %d\n", err); + goto err_pf_reset; + } + pf->pfr_count++; + + hw->aq.num_arq_entries = I40E_AQ_LEN; + hw->aq.num_asq_entries = I40E_AQ_LEN; + hw->aq.arq_buf_size = I40E_MAX_AQ_BUF_SIZE; + hw->aq.asq_buf_size = I40E_MAX_AQ_BUF_SIZE; + pf->adminq_work_limit = I40E_AQ_WORK_LIMIT; + snprintf(pf->misc_int_name, sizeof(pf->misc_int_name) - 1, + "%s-pf%d:misc", + dev_driver_string(&pf->pdev->dev), pf->hw.pf_id); + + err = i40e_init_shared_code(hw); + if (err) { + dev_info(&pdev->dev, "init_shared_code failed: %d\n", err); + goto err_pf_reset; + } + + err = i40e_init_adminq(hw); + dev_info(&pdev->dev, "%s\n", i40e_fw_version_str(hw)); + if (err) { + dev_info(&pdev->dev, + "init_adminq failed: %d expecting API %02x.%02x\n", + err, + I40E_FW_API_VERSION_MAJOR, I40E_FW_API_VERSION_MINOR); + goto err_pf_reset; + } + + err = i40e_get_capabilities(pf); + if (err) + goto err_adminq_setup; + + err = i40e_sw_init(pf); + if (err) { + dev_info(&pdev->dev, "sw_init failed: %d\n", err); + goto err_sw_init; + } + + err = i40e_init_lan_hmc(hw, hw->func_caps.num_tx_qp, + hw->func_caps.num_rx_qp, + pf->fcoe_hmc_cntx_num, pf->fcoe_hmc_filt_num); + if (err) { + dev_info(&pdev->dev, "init_lan_hmc failed: %d\n", err); + goto err_init_lan_hmc; + } + + err = i40e_configure_lan_hmc(hw, I40E_HMC_MODEL_DIRECT_ONLY); + if (err) { + dev_info(&pdev->dev, "configure_lan_hmc failed: %d\n", err); + err = -ENOENT; + goto err_configure_lan_hmc; + } + + i40e_get_mac_addr(hw, hw->mac.addr); + if (i40e_validate_mac_addr(hw->mac.addr)) { + dev_info(&pdev->dev, "invalid MAC address %pM\n", hw->mac.addr); + err = -EIO; + goto err_mac_addr; + } + dev_info(&pdev->dev, "MAC address: %pM\n", hw->mac.addr); + memcpy(hw->mac.perm_addr, hw->mac.addr, ETH_ALEN); + + pci_set_drvdata(pdev, pf); + pci_save_state(pdev); + + /* set up periodic task facility */ + setup_timer(&pf->service_timer, i40e_service_timer, (unsigned long)pf); + pf->service_timer_period = HZ; + + INIT_WORK(&pf->service_task, i40e_service_task); + clear_bit(__I40E_SERVICE_SCHED, &pf->state); + pf->flags |= I40E_FLAG_NEED_LINK_UPDATE; + pf->link_check_timeout = jiffies; + + /* set up the main switch operations */ + i40e_determine_queue_usage(pf); + i40e_init_interrupt_scheme(pf); + + /* Set up the *vsi struct based on the number of VSIs in the HW, + * and set up our local tracking of the MAIN PF vsi. + */ + len = sizeof(struct i40e_vsi *) * pf->hw.func_caps.num_vsis; + pf->vsi = kzalloc(len, GFP_KERNEL); + if (!pf->vsi) + goto err_switch_setup; + + err = i40e_setup_pf_switch(pf); + if (err) { + dev_info(&pdev->dev, "setup_pf_switch failed: %d\n", err); + goto err_vsis; + } + + /* The main driver is (mostly) up and happy. We need to set this state + * before setting up the misc vector or we get a race and the vector + * ends up disabled forever. + */ + clear_bit(__I40E_DOWN, &pf->state); + + /* In case of MSIX we are going to setup the misc vector right here + * to handle admin queue events etc. In case of legacy and MSI + * the misc functionality and queue processing is combined in + * the same vector and that gets setup at open. + */ + if (pf->flags & I40E_FLAG_MSIX_ENABLED) { + err = i40e_setup_misc_vector(pf); + if (err) { + dev_info(&pdev->dev, + "setup of misc vector failed: %d\n", err); + goto err_vsis; + } + } + + /* prep for VF support */ + if ((pf->flags & I40E_FLAG_SRIOV_ENABLED) && + (pf->flags & I40E_FLAG_MSIX_ENABLED)) { + u32 val; + + /* disable link interrupts for VFs */ + val = rd32(hw, I40E_PFGEN_PORTMDIO_NUM); + val &= ~I40E_PFGEN_PORTMDIO_NUM_VFLINK_STAT_ENA_MASK; + wr32(hw, I40E_PFGEN_PORTMDIO_NUM, val); + i40e_flush(hw); + } + + i40e_dbg_pf_init(pf); + + /* tell the firmware that we're starting */ + dv.major_version = DRV_VERSION_MAJOR; + dv.minor_version = DRV_VERSION_MINOR; + dv.build_version = DRV_VERSION_BUILD; + dv.subbuild_version = 0; + i40e_aq_send_driver_version(&pf->hw, &dv, NULL); + + /* since everything's happy, start the service_task timer */ + mod_timer(&pf->service_timer, + round_jiffies(jiffies + pf->service_timer_period)); + + return 0; + + /* Unwind what we've done if something failed in the setup */ +err_vsis: + set_bit(__I40E_DOWN, &pf->state); +err_switch_setup: + i40e_clear_interrupt_scheme(pf); + kfree(pf->vsi); + del_timer_sync(&pf->service_timer); +err_mac_addr: +err_configure_lan_hmc: + (void)i40e_shutdown_lan_hmc(hw); +err_init_lan_hmc: + kfree(pf->qp_pile); + kfree(pf->irq_pile); +err_sw_init: +err_adminq_setup: + (void)i40e_shutdown_adminq(hw); +err_pf_reset: + iounmap(hw->hw_addr); +err_ioremap: + kfree(pf); +err_pf_alloc: + pci_disable_pcie_error_reporting(pdev); + pci_release_selected_regions(pdev, + pci_select_bars(pdev, IORESOURCE_MEM)); +err_pci_reg: +err_dma: + pci_disable_device(pdev); + return err; +} + +/** + * i40e_remove - Device removal routine + * @pdev: PCI device information struct + * + * i40e_remove is called by the PCI subsystem to alert the driver + * that is should release a PCI device. This could be caused by a + * Hot-Plug event, or because the driver is going to be removed from + * memory. + **/ +static void i40e_remove(struct pci_dev *pdev) +{ + struct i40e_pf *pf = pci_get_drvdata(pdev); + i40e_status ret_code; + u32 reg; + int i; + + i40e_dbg_pf_exit(pf); + + if (pf->flags & I40E_FLAG_SRIOV_ENABLED) { + i40e_free_vfs(pf); + pf->flags &= ~I40E_FLAG_SRIOV_ENABLED; + } + + /* no more scheduling of any task */ + set_bit(__I40E_DOWN, &pf->state); + del_timer_sync(&pf->service_timer); + cancel_work_sync(&pf->service_task); + + i40e_fdir_teardown(pf); + + /* If there is a switch structure or any orphans, remove them. + * This will leave only the PF's VSI remaining. + */ + for (i = 0; i < I40E_MAX_VEB; i++) { + if (!pf->veb[i]) + continue; + + if (pf->veb[i]->uplink_seid == pf->mac_seid || + pf->veb[i]->uplink_seid == 0) + i40e_switch_branch_release(pf->veb[i]); + } + + /* Now we can shutdown the PF's VSI, just before we kill + * adminq and hmc. + */ + if (pf->vsi[pf->lan_vsi]) + i40e_vsi_release(pf->vsi[pf->lan_vsi]); + + i40e_stop_misc_vector(pf); + if (pf->flags & I40E_FLAG_MSIX_ENABLED) { + synchronize_irq(pf->msix_entries[0].vector); + free_irq(pf->msix_entries[0].vector, pf); + } + + /* shutdown and destroy the HMC */ + ret_code = i40e_shutdown_lan_hmc(&pf->hw); + if (ret_code) + dev_warn(&pdev->dev, + "Failed to destroy the HMC resources: %d\n", ret_code); + + /* shutdown the adminq */ + i40e_aq_queue_shutdown(&pf->hw, true); + ret_code = i40e_shutdown_adminq(&pf->hw); + if (ret_code) + dev_warn(&pdev->dev, + "Failed to destroy the Admin Queue resources: %d\n", + ret_code); + + /* Clear all dynamic memory lists of rings, q_vectors, and VSIs */ + i40e_clear_interrupt_scheme(pf); + for (i = 0; i < pf->hw.func_caps.num_vsis; i++) { + if (pf->vsi[i]) { + i40e_vsi_clear_rings(pf->vsi[i]); + i40e_vsi_clear(pf->vsi[i]); + pf->vsi[i] = NULL; + } + } + + for (i = 0; i < I40E_MAX_VEB; i++) { + kfree(pf->veb[i]); + pf->veb[i] = NULL; + } + + kfree(pf->qp_pile); + kfree(pf->irq_pile); + kfree(pf->sw_config); + kfree(pf->vsi); + + /* force a PF reset to clean anything leftover */ + reg = rd32(&pf->hw, I40E_PFGEN_CTRL); + wr32(&pf->hw, I40E_PFGEN_CTRL, (reg | I40E_PFGEN_CTRL_PFSWR_MASK)); + i40e_flush(&pf->hw); + + iounmap(pf->hw.hw_addr); + kfree(pf); + pci_release_selected_regions(pdev, + pci_select_bars(pdev, IORESOURCE_MEM)); + + pci_disable_pcie_error_reporting(pdev); + pci_disable_device(pdev); +} + +/** + * i40e_pci_error_detected - warning that something funky happened in PCI land + * @pdev: PCI device information struct + * + * Called to warn that something happened and the error handling steps + * are in progress. Allows the driver to quiesce things, be ready for + * remediation. + **/ +static pci_ers_result_t i40e_pci_error_detected(struct pci_dev *pdev, + enum pci_channel_state error) +{ + struct i40e_pf *pf = pci_get_drvdata(pdev); + + dev_info(&pdev->dev, "%s: error %d\n", __func__, error); + + /* shutdown all operations */ + i40e_pf_quiesce_all_vsi(pf); + + /* Request a slot reset */ + return PCI_ERS_RESULT_NEED_RESET; +} + +/** + * i40e_pci_error_slot_reset - a PCI slot reset just happened + * @pdev: PCI device information struct + * + * Called to find if the driver can work with the device now that + * the pci slot has been reset. If a basic connection seems good + * (registers are readable and have sane content) then return a + * happy little PCI_ERS_RESULT_xxx. + **/ +static pci_ers_result_t i40e_pci_error_slot_reset(struct pci_dev *pdev) +{ + struct i40e_pf *pf = pci_get_drvdata(pdev); + pci_ers_result_t result; + int err; + u32 reg; + + dev_info(&pdev->dev, "%s\n", __func__); + if (pci_enable_device_mem(pdev)) { + dev_info(&pdev->dev, + "Cannot re-enable PCI device after reset.\n"); + result = PCI_ERS_RESULT_DISCONNECT; + } else { + pci_set_master(pdev); + pci_restore_state(pdev); + pci_save_state(pdev); + pci_wake_from_d3(pdev, false); + + reg = rd32(&pf->hw, I40E_GLGEN_RTRIG); + if (reg == 0) + result = PCI_ERS_RESULT_RECOVERED; + else + result = PCI_ERS_RESULT_DISCONNECT; + } + + err = pci_cleanup_aer_uncorrect_error_status(pdev); + if (err) { + dev_info(&pdev->dev, + "pci_cleanup_aer_uncorrect_error_status failed 0x%0x\n", + err); + /* non-fatal, continue */ + } + + return result; +} + +/** + * i40e_pci_error_resume - restart operations after PCI error recovery + * @pdev: PCI device information struct + * + * Called to allow the driver to bring things back up after PCI error + * and/or reset recovery has finished. + **/ +static void i40e_pci_error_resume(struct pci_dev *pdev) +{ + struct i40e_pf *pf = pci_get_drvdata(pdev); + + dev_info(&pdev->dev, "%s\n", __func__); + i40e_handle_reset_warning(pf); +} + +static const struct pci_error_handlers i40e_err_handler = { + .error_detected = i40e_pci_error_detected, + .slot_reset = i40e_pci_error_slot_reset, + .resume = i40e_pci_error_resume, +}; + +static struct pci_driver i40e_driver = { + .name = i40e_driver_name, + .id_table = i40e_pci_tbl, + .probe = i40e_probe, + .remove = i40e_remove, + .err_handler = &i40e_err_handler, + .sriov_configure = i40e_pci_sriov_configure, +}; + +/** + * i40e_init_module - Driver registration routine + * + * i40e_init_module is the first routine called when the driver is + * loaded. All it does is register with the PCI subsystem. + **/ +static int __init i40e_init_module(void) +{ + pr_info("%s: %s - version %s\n", i40e_driver_name, + i40e_driver_string, i40e_driver_version_str); + pr_info("%s: %s\n", i40e_driver_name, i40e_copyright); + i40e_dbg_init(); + return pci_register_driver(&i40e_driver); +} +module_init(i40e_init_module); + +/** + * i40e_exit_module - Driver exit cleanup routine + * + * i40e_exit_module is called just before the driver is removed + * from memory. + **/ +static void __exit i40e_exit_module(void) +{ + pci_unregister_driver(&i40e_driver); + i40e_dbg_exit(); +} +module_exit(i40e_exit_module); diff --git a/drivers/net/ethernet/intel/i40e/i40e_nvm.c b/drivers/net/ethernet/intel/i40e/i40e_nvm.c new file mode 100644 index 00000000000..97e1bb30ef8 --- /dev/null +++ b/drivers/net/ethernet/intel/i40e/i40e_nvm.c @@ -0,0 +1,391 @@ +/******************************************************************************* + * + * Intel Ethernet Controller XL710 Family Linux Driver + * Copyright(c) 2013 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + * + ******************************************************************************/ + +#include "i40e_prototype.h" + +/** + * i40e_init_nvm_ops - Initialize NVM function pointers. + * @hw: pointer to the HW structure. + * + * Setups the function pointers and the NVM info structure. Should be called + * once per NVM initialization, e.g. inside the i40e_init_shared_code(). + * Please notice that the NVM term is used here (& in all methods covered + * in this file) as an equivalent of the FLASH part mapped into the SR. + * We are accessing FLASH always thru the Shadow RAM. + **/ +i40e_status i40e_init_nvm(struct i40e_hw *hw) +{ + struct i40e_nvm_info *nvm = &hw->nvm; + i40e_status ret_code = 0; + u32 fla, gens; + u8 sr_size; + + /* The SR size is stored regardless of the nvm programming mode + * as the blank mode may be used in the factory line. + */ + gens = rd32(hw, I40E_GLNVM_GENS); + sr_size = ((gens & I40E_GLNVM_GENS_SR_SIZE_MASK) >> + I40E_GLNVM_GENS_SR_SIZE_SHIFT); + /* Switching to words (sr_size contains power of 2KB). */ + nvm->sr_size = (1 << sr_size) * I40E_SR_WORDS_IN_1KB; + + /* Check if we are in the normal or blank NVM programming mode. */ + fla = rd32(hw, I40E_GLNVM_FLA); + if (fla & I40E_GLNVM_FLA_LOCKED_MASK) { /* Normal programming mode. */ + /* Max NVM timeout. */ + nvm->timeout = I40E_MAX_NVM_TIMEOUT; + nvm->blank_nvm_mode = false; + } else { /* Blank programming mode. */ + nvm->blank_nvm_mode = true; + ret_code = I40E_ERR_NVM_BLANK_MODE; + hw_dbg(hw, "NVM init error: unsupported blank mode.\n"); + } + + return ret_code; +} + +/** + * i40e_acquire_nvm - Generic request for acquiring the NVM ownership. + * @hw: pointer to the HW structure. + * @access: NVM access type (read or write). + * + * This function will request NVM ownership for reading + * via the proper Admin Command. + **/ +i40e_status i40e_acquire_nvm(struct i40e_hw *hw, + enum i40e_aq_resource_access_type access) +{ + i40e_status ret_code = 0; + u64 gtime, timeout; + u64 time = 0; + + if (hw->nvm.blank_nvm_mode) + goto i40e_i40e_acquire_nvm_exit; + + ret_code = i40e_aq_request_resource(hw, I40E_NVM_RESOURCE_ID, access, + 0, &time, NULL); + /* Reading the Global Device Timer. */ + gtime = rd32(hw, I40E_GLVFGEN_TIMER); + + /* Store the timeout. */ + hw->nvm.hw_semaphore_timeout = I40E_MS_TO_GTIME(time) + gtime; + + if (ret_code) { + /* Set the polling timeout. */ + if (time > I40E_MAX_NVM_TIMEOUT) + timeout = I40E_MS_TO_GTIME(I40E_MAX_NVM_TIMEOUT) + + gtime; + else + timeout = hw->nvm.hw_semaphore_timeout; + /* Poll until the current NVM owner timeouts. */ + while (gtime < timeout) { + usleep_range(10000, 20000); + ret_code = i40e_aq_request_resource(hw, + I40E_NVM_RESOURCE_ID, + access, 0, &time, + NULL); + if (!ret_code) { + hw->nvm.hw_semaphore_timeout = + I40E_MS_TO_GTIME(time) + gtime; + break; + } + gtime = rd32(hw, I40E_GLVFGEN_TIMER); + } + if (ret_code) { + hw->nvm.hw_semaphore_timeout = 0; + hw->nvm.hw_semaphore_wait = + I40E_MS_TO_GTIME(time) + gtime; + hw_dbg(hw, "NVM acquire timed out, wait %llu ms before trying again.\n", + time); + } + } + +i40e_i40e_acquire_nvm_exit: + return ret_code; +} + +/** + * i40e_release_nvm - Generic request for releasing the NVM ownership. + * @hw: pointer to the HW structure. + * + * This function will release NVM resource via the proper Admin Command. + **/ +void i40e_release_nvm(struct i40e_hw *hw) +{ + if (!hw->nvm.blank_nvm_mode) + i40e_aq_release_resource(hw, I40E_NVM_RESOURCE_ID, 0, NULL); +} + +/** + * i40e_poll_sr_srctl_done_bit - Polls the GLNVM_SRCTL done bit. + * @hw: pointer to the HW structure. + * + * Polls the SRCTL Shadow RAM register done bit. + **/ +static i40e_status i40e_poll_sr_srctl_done_bit(struct i40e_hw *hw) +{ + i40e_status ret_code = I40E_ERR_TIMEOUT; + u32 srctl, wait_cnt; + + /* Poll the I40E_GLNVM_SRCTL until the done bit is set. */ + for (wait_cnt = 0; wait_cnt < I40E_SRRD_SRCTL_ATTEMPTS; wait_cnt++) { + srctl = rd32(hw, I40E_GLNVM_SRCTL); + if (srctl & I40E_GLNVM_SRCTL_DONE_MASK) { + ret_code = 0; + break; + } + udelay(5); + } + if (ret_code == I40E_ERR_TIMEOUT) + hw_dbg(hw, "Done bit in GLNVM_SRCTL not set"); + return ret_code; +} + +/** + * i40e_read_nvm_srctl - Reads Shadow RAM. + * @hw: pointer to the HW structure. + * @offset: offset of the Shadow RAM word to read (0x000000 - 0x001FFF). + * @data: word read from the Shadow RAM. + * + * Reads 16 bit word from the Shadow RAM using the GLNVM_SRCTL register. + **/ +static i40e_status i40e_read_nvm_srctl(struct i40e_hw *hw, u16 offset, + u16 *data) +{ + i40e_status ret_code = I40E_ERR_TIMEOUT; + u32 sr_reg; + + if (offset >= hw->nvm.sr_size) { + hw_dbg(hw, "NVM read error: Offset beyond Shadow RAM limit.\n"); + ret_code = I40E_ERR_PARAM; + goto read_nvm_exit; + } + + /* Poll the done bit first. */ + ret_code = i40e_poll_sr_srctl_done_bit(hw); + if (!ret_code) { + /* Write the address and start reading. */ + sr_reg = (u32)(offset << I40E_GLNVM_SRCTL_ADDR_SHIFT) | + (1 << I40E_GLNVM_SRCTL_START_SHIFT); + wr32(hw, I40E_GLNVM_SRCTL, sr_reg); + + /* Poll I40E_GLNVM_SRCTL until the done bit is set. */ + ret_code = i40e_poll_sr_srctl_done_bit(hw); + if (!ret_code) { + sr_reg = rd32(hw, I40E_GLNVM_SRDATA); + *data = (u16)((sr_reg & + I40E_GLNVM_SRDATA_RDDATA_MASK) + >> I40E_GLNVM_SRDATA_RDDATA_SHIFT); + } + } + if (ret_code) + hw_dbg(hw, "NVM read error: Couldn't access Shadow RAM address: 0x%x\n", + offset); + +read_nvm_exit: + return ret_code; +} + +/** + * i40e_read_nvm_word - Reads Shadow RAM word. + * @hw: pointer to the HW structure. + * @offset: offset of the Shadow RAM word to read (0x000000 - 0x001FFF). + * @data: word read from the Shadow RAM. + * + * Reads 16 bit word from the Shadow RAM. Each read is preceded + * with the NVM ownership taking and followed by the release. + **/ +i40e_status i40e_read_nvm_word(struct i40e_hw *hw, u16 offset, + u16 *data) +{ + i40e_status ret_code = 0; + + ret_code = i40e_acquire_nvm(hw, I40E_RESOURCE_READ); + if (!ret_code) { + ret_code = i40e_read_nvm_srctl(hw, offset, data); + i40e_release_nvm(hw); + } + + return ret_code; +} + +/** + * i40e_read_nvm_buffer - Reads Shadow RAM buffer. + * @hw: pointer to the HW structure. + * @offset: offset of the Shadow RAM word to read (0x000000 - 0x001FFF). + * @words: number of words to read (in) & + * number of words read before the NVM ownership timeout (out). + * @data: words read from the Shadow RAM. + * + * Reads 16 bit words (data buffer) from the SR using the i40e_read_nvm_srrd() + * method. The buffer read is preceded by the NVM ownership take + * and followed by the release. + **/ +i40e_status i40e_read_nvm_buffer(struct i40e_hw *hw, u16 offset, + u16 *words, u16 *data) +{ + i40e_status ret_code = 0; + u16 index, word; + u32 time; + + ret_code = i40e_acquire_nvm(hw, I40E_RESOURCE_READ); + if (!ret_code) { + /* Loop thru the selected region. */ + for (word = 0; word < *words; word++) { + index = offset + word; + ret_code = i40e_read_nvm_srctl(hw, index, &data[word]); + if (ret_code) + break; + /* Check if we didn't exceeded the semaphore timeout. */ + time = rd32(hw, I40E_GLVFGEN_TIMER); + if (time >= hw->nvm.hw_semaphore_timeout) { + ret_code = I40E_ERR_TIMEOUT; + hw_dbg(hw, "NVM read error: timeout.\n"); + break; + } + } + /* Update the number of words read from the Shadow RAM. */ + *words = word; + /* Release the NVM ownership. */ + i40e_release_nvm(hw); + } + + return ret_code; +} + +/** + * i40e_calc_nvm_checksum - Calculates and returns the checksum + * @hw: pointer to hardware structure + * + * This function calculate SW Checksum that covers the whole 64kB shadow RAM + * except the VPD and PCIe ALT Auto-load modules. The structure and size of VPD + * is customer specific and unknown. Therefore, this function skips all maximum + * possible size of VPD (1kB). + **/ +static i40e_status i40e_calc_nvm_checksum(struct i40e_hw *hw, + u16 *checksum) +{ + i40e_status ret_code = 0; + u16 pcie_alt_module = 0; + u16 checksum_local = 0; + u16 vpd_module = 0; + u16 word = 0; + u32 i = 0; + + /* read pointer to VPD area */ + ret_code = i40e_read_nvm_srctl(hw, I40E_SR_VPD_PTR, &vpd_module); + if (ret_code) { + ret_code = I40E_ERR_NVM_CHECKSUM; + goto i40e_calc_nvm_checksum_exit; + } + + /* read pointer to PCIe Alt Auto-load module */ + ret_code = i40e_read_nvm_srctl(hw, I40E_SR_PCIE_ALT_AUTO_LOAD_PTR, + &pcie_alt_module); + if (ret_code) { + ret_code = I40E_ERR_NVM_CHECKSUM; + goto i40e_calc_nvm_checksum_exit; + } + + /* Calculate SW checksum that covers the whole 64kB shadow RAM + * except the VPD and PCIe ALT Auto-load modules + */ + for (i = 0; i < hw->nvm.sr_size; i++) { + /* Skip Checksum word */ + if (i == I40E_SR_SW_CHECKSUM_WORD) + i++; + /* Skip VPD module (convert byte size to word count) */ + if (i == (u32)vpd_module) { + i += (I40E_SR_VPD_MODULE_MAX_SIZE / 2); + if (i >= hw->nvm.sr_size) + break; + } + /* Skip PCIe ALT module (convert byte size to word count) */ + if (i == (u32)pcie_alt_module) { + i += (I40E_SR_PCIE_ALT_MODULE_MAX_SIZE / 2); + if (i >= hw->nvm.sr_size) + break; + } + + ret_code = i40e_read_nvm_srctl(hw, (u16)i, &word); + if (ret_code) { + ret_code = I40E_ERR_NVM_CHECKSUM; + goto i40e_calc_nvm_checksum_exit; + } + checksum_local += word; + } + + *checksum = (u16)I40E_SR_SW_CHECKSUM_BASE - checksum_local; + +i40e_calc_nvm_checksum_exit: + return ret_code; +} + +/** + * i40e_validate_nvm_checksum - Validate EEPROM checksum + * @hw: pointer to hardware structure + * @checksum: calculated checksum + * + * Performs checksum calculation and validates the NVM SW checksum. If the + * caller does not need checksum, the value can be NULL. + **/ +i40e_status i40e_validate_nvm_checksum(struct i40e_hw *hw, + u16 *checksum) +{ + i40e_status ret_code = 0; + u16 checksum_sr = 0; + u16 checksum_local; + + ret_code = i40e_acquire_nvm(hw, I40E_RESOURCE_READ); + if (ret_code) + goto i40e_validate_nvm_checksum_exit; + + ret_code = i40e_calc_nvm_checksum(hw, &checksum_local); + if (ret_code) + goto i40e_validate_nvm_checksum_free; + + /* Do not use i40e_read_nvm_word() because we do not want to take + * the synchronization semaphores twice here. + */ + i40e_read_nvm_srctl(hw, I40E_SR_SW_CHECKSUM_WORD, &checksum_sr); + + /* Verify read checksum from EEPROM is the same as + * calculated checksum + */ + if (checksum_local != checksum_sr) + ret_code = I40E_ERR_NVM_CHECKSUM; + + /* If the user cares, return the calculated checksum */ + if (checksum) + *checksum = checksum_local; + +i40e_validate_nvm_checksum_free: + i40e_release_nvm(hw); + +i40e_validate_nvm_checksum_exit: + return ret_code; +} diff --git a/drivers/net/ethernet/intel/i40e/i40e_osdep.h b/drivers/net/ethernet/intel/i40e/i40e_osdep.h new file mode 100644 index 00000000000..702c81ba86e --- /dev/null +++ b/drivers/net/ethernet/intel/i40e/i40e_osdep.h @@ -0,0 +1,82 @@ +/******************************************************************************* + * + * Intel Ethernet Controller XL710 Family Linux Driver + * Copyright(c) 2013 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + * + ******************************************************************************/ + +#ifndef _I40E_OSDEP_H_ +#define _I40E_OSDEP_H_ + +#include <linux/types.h> +#include <linux/if_ether.h> +#include <linux/if_vlan.h> +#include <linux/tcp.h> +#include <linux/pci.h> +#include <linux/highuid.h> + +/* get readq/writeq support for 32 bit kernels, use the low-first version */ +#include <asm-generic/io-64-nonatomic-lo-hi.h> + +/* File to be the magic between shared code and + * actual OS primitives + */ + +#define hw_dbg(hw, S, A...) do {} while (0) + +#define wr32(a, reg, value) writel((value), ((a)->hw_addr + (reg))) +#define rd32(a, reg) readl((a)->hw_addr + (reg)) + +#define wr64(a, reg, value) writeq((value), ((a)->hw_addr + (reg))) +#define rd64(a, reg) readq((a)->hw_addr + (reg)) +#define i40e_flush(a) readl((a)->hw_addr + I40E_GLGEN_STAT) + +/* memory allocation tracking */ +struct i40e_dma_mem { + void *va; + dma_addr_t pa; + u32 size; +} __packed; + +#define i40e_allocate_dma_mem(h, m, unused, s, a) \ + i40e_allocate_dma_mem_d(h, m, s, a) +#define i40e_free_dma_mem(h, m) i40e_free_dma_mem_d(h, m) + +struct i40e_virt_mem { + void *va; + u32 size; +} __packed; + +#define i40e_allocate_virt_mem(h, m, s) i40e_allocate_virt_mem_d(h, m, s) +#define i40e_free_virt_mem(h, m) i40e_free_virt_mem_d(h, m) + +#define i40e_debug(h, m, s, ...) \ +do { \ + if (((m) & (h)->debug_mask)) \ + pr_info("i40e %02x.%x " s, \ + (h)->bus.device, (h)->bus.func, \ + ##__VA_ARGS__); \ +} while (0) + +typedef enum i40e_status_code i40e_status; +#endif /* _I40E_OSDEP_H_ */ diff --git a/drivers/net/ethernet/intel/i40e/i40e_prototype.h b/drivers/net/ethernet/intel/i40e/i40e_prototype.h new file mode 100644 index 00000000000..f75bb9ccc90 --- /dev/null +++ b/drivers/net/ethernet/intel/i40e/i40e_prototype.h @@ -0,0 +1,239 @@ +/******************************************************************************* + * + * Intel Ethernet Controller XL710 Family Linux Driver + * Copyright(c) 2013 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + * + ******************************************************************************/ + +#ifndef _I40E_PROTOTYPE_H_ +#define _I40E_PROTOTYPE_H_ + +#include "i40e_type.h" +#include "i40e_alloc.h" +#include "i40e_virtchnl.h" + +/* Prototypes for shared code functions that are not in + * the standard function pointer structures. These are + * mostly because they are needed even before the init + * has happened and will assist in the early SW and FW + * setup. + */ + +/* adminq functions */ +i40e_status i40e_init_adminq(struct i40e_hw *hw); +i40e_status i40e_shutdown_adminq(struct i40e_hw *hw); +void i40e_adminq_init_ring_data(struct i40e_hw *hw); +i40e_status i40e_clean_arq_element(struct i40e_hw *hw, + struct i40e_arq_event_info *e, + u16 *events_pending); +i40e_status i40e_asq_send_command(struct i40e_hw *hw, + struct i40e_aq_desc *desc, + void *buff, /* can be NULL */ + u16 buff_size, + struct i40e_asq_cmd_details *cmd_details); +bool i40e_asq_done(struct i40e_hw *hw); + +/* debug function for adminq */ +void i40e_debug_aq(struct i40e_hw *hw, + enum i40e_debug_mask mask, + void *desc, + void *buffer); + +void i40e_idle_aq(struct i40e_hw *hw); +void i40e_resume_aq(struct i40e_hw *hw); + +u32 i40e_led_get(struct i40e_hw *hw); +void i40e_led_set(struct i40e_hw *hw, u32 mode); + +/* admin send queue commands */ + +i40e_status i40e_aq_get_firmware_version(struct i40e_hw *hw, + u16 *fw_major_version, u16 *fw_minor_version, + u16 *api_major_version, u16 *api_minor_version, + struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_queue_shutdown(struct i40e_hw *hw, + bool unloading); +i40e_status i40e_aq_set_phy_reset(struct i40e_hw *hw, + struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_set_default_vsi(struct i40e_hw *hw, u16 vsi_id, + struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_set_link_restart_an(struct i40e_hw *hw, + struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_get_link_info(struct i40e_hw *hw, + bool enable_lse, struct i40e_link_status *link, + struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_set_local_advt_reg(struct i40e_hw *hw, + u64 advt_reg, + struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_send_driver_version(struct i40e_hw *hw, + struct i40e_driver_version *dv, + struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_add_vsi(struct i40e_hw *hw, + struct i40e_vsi_context *vsi_ctx, + struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_set_vsi_broadcast(struct i40e_hw *hw, + u16 vsi_id, bool set_filter, + struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_set_vsi_unicast_promiscuous(struct i40e_hw *hw, + u16 vsi_id, bool set, struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_set_vsi_multicast_promiscuous(struct i40e_hw *hw, + u16 vsi_id, bool set, struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_get_vsi_params(struct i40e_hw *hw, + struct i40e_vsi_context *vsi_ctx, + struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_update_vsi_params(struct i40e_hw *hw, + struct i40e_vsi_context *vsi_ctx, + struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_add_veb(struct i40e_hw *hw, u16 uplink_seid, + u16 downlink_seid, u8 enabled_tc, + bool default_port, u16 *pveb_seid, + struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_get_veb_parameters(struct i40e_hw *hw, + u16 veb_seid, u16 *switch_id, bool *floating, + u16 *statistic_index, u16 *vebs_used, + u16 *vebs_free, + struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_add_macvlan(struct i40e_hw *hw, u16 vsi_id, + struct i40e_aqc_add_macvlan_element_data *mv_list, + u16 count, struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_remove_macvlan(struct i40e_hw *hw, u16 vsi_id, + struct i40e_aqc_remove_macvlan_element_data *mv_list, + u16 count, struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_add_vlan(struct i40e_hw *hw, u16 vsi_id, + struct i40e_aqc_add_remove_vlan_element_data *v_list, + u8 count, struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_remove_vlan(struct i40e_hw *hw, u16 vsi_id, + struct i40e_aqc_add_remove_vlan_element_data *v_list, + u8 count, struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_send_msg_to_vf(struct i40e_hw *hw, u16 vfid, + u32 v_opcode, u32 v_retval, u8 *msg, u16 msglen, + struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_get_switch_config(struct i40e_hw *hw, + struct i40e_aqc_get_switch_config_resp *buf, + u16 buf_size, u16 *start_seid, + struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_request_resource(struct i40e_hw *hw, + enum i40e_aq_resources_ids resource, + enum i40e_aq_resource_access_type access, + u8 sdp_number, u64 *timeout, + struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_release_resource(struct i40e_hw *hw, + enum i40e_aq_resources_ids resource, + u8 sdp_number, + struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_read_nvm(struct i40e_hw *hw, u8 module_pointer, + u32 offset, u16 length, void *data, + bool last_command, + struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_discover_capabilities(struct i40e_hw *hw, + void *buff, u16 buff_size, u16 *data_size, + enum i40e_admin_queue_opc list_type_opc, + struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_update_nvm(struct i40e_hw *hw, u8 module_pointer, + u32 offset, u16 length, void *data, + bool last_command, + struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_get_lldp_mib(struct i40e_hw *hw, u8 bridge_type, + u8 mib_type, void *buff, u16 buff_size, + u16 *local_len, u16 *remote_len, + struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_cfg_lldp_mib_change_event(struct i40e_hw *hw, + bool enable_update, + struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_stop_lldp(struct i40e_hw *hw, bool shutdown_agent, + struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_start_lldp(struct i40e_hw *hw, + struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_delete_element(struct i40e_hw *hw, u16 seid, + struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_mac_address_write(struct i40e_hw *hw, + u16 flags, u8 *mac_addr, + struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_set_hmc_resource_profile(struct i40e_hw *hw, + enum i40e_aq_hmc_profile profile, + u8 pe_vf_enabled_count, + struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_config_switch_comp_bw_limit(struct i40e_hw *hw, + u16 seid, u16 credit, u8 max_bw, + struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_config_vsi_tc_bw(struct i40e_hw *hw, u16 seid, + struct i40e_aqc_configure_vsi_tc_bw_data *bw_data, + struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_query_vsi_bw_config(struct i40e_hw *hw, + u16 seid, + struct i40e_aqc_query_vsi_bw_config_resp *bw_data, + struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_query_vsi_ets_sla_config(struct i40e_hw *hw, + u16 seid, + struct i40e_aqc_query_vsi_ets_sla_config_resp *bw_data, + struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_query_switch_comp_ets_config(struct i40e_hw *hw, + u16 seid, + struct i40e_aqc_query_switching_comp_ets_config_resp *bw_data, + struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_query_port_ets_config(struct i40e_hw *hw, + u16 seid, + struct i40e_aqc_query_port_ets_config_resp *bw_data, + struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_query_switch_comp_bw_config(struct i40e_hw *hw, + u16 seid, + struct i40e_aqc_query_switching_comp_bw_config_resp *bw_data, + struct i40e_asq_cmd_details *cmd_details); +/* i40e_common */ +i40e_status i40e_init_shared_code(struct i40e_hw *hw); +i40e_status i40e_pf_reset(struct i40e_hw *hw); +void i40e_clear_pxe_mode(struct i40e_hw *hw); +bool i40e_get_link_status(struct i40e_hw *hw); +i40e_status i40e_get_mac_addr(struct i40e_hw *hw, + u8 *mac_addr); +i40e_status i40e_validate_mac_addr(u8 *mac_addr); +i40e_status i40e_read_lldp_cfg(struct i40e_hw *hw, + struct i40e_lldp_variables *lldp_cfg); +/* prototype for functions used for NVM access */ +i40e_status i40e_init_nvm(struct i40e_hw *hw); +i40e_status i40e_acquire_nvm(struct i40e_hw *hw, + enum i40e_aq_resource_access_type access); +void i40e_release_nvm(struct i40e_hw *hw); +i40e_status i40e_read_nvm_srrd(struct i40e_hw *hw, u16 offset, + u16 *data); +i40e_status i40e_read_nvm_word(struct i40e_hw *hw, u16 offset, + u16 *data); +i40e_status i40e_read_nvm_buffer(struct i40e_hw *hw, u16 offset, + u16 *words, u16 *data); +i40e_status i40e_validate_nvm_checksum(struct i40e_hw *hw, + u16 *checksum); + +/* prototype for functions used for SW locks */ + +/* i40e_common for VF drivers*/ +void i40e_vf_parse_hw_config(struct i40e_hw *hw, + struct i40e_virtchnl_vf_resource *msg); +i40e_status i40e_vf_reset(struct i40e_hw *hw); +i40e_status i40e_aq_send_msg_to_pf(struct i40e_hw *hw, + enum i40e_virtchnl_ops v_opcode, + i40e_status v_retval, + u8 *msg, u16 msglen, + struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_set_filter_control(struct i40e_hw *hw, + struct i40e_filter_control_settings *settings); +#endif /* _I40E_PROTOTYPE_H_ */ diff --git a/drivers/net/ethernet/intel/i40e/i40e_register.h b/drivers/net/ethernet/intel/i40e/i40e_register.h new file mode 100644 index 00000000000..6bd333cde28 --- /dev/null +++ b/drivers/net/ethernet/intel/i40e/i40e_register.h @@ -0,0 +1,4688 @@ +/******************************************************************************* + * + * Intel Ethernet Controller XL710 Family Linux Driver + * Copyright(c) 2013 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + * + ******************************************************************************/ + +#ifndef _I40E_REGISTER_H_ +#define _I40E_REGISTER_H_ + +#define I40E_GLPCI_PM_MUX_NPQ 0x0009C4F4 +#define I40E_GLPCI_PM_MUX_NPQ_NPQ_NUM_PORT_SEL_SHIFT 0 +#define I40E_GLPCI_PM_MUX_NPQ_NPQ_NUM_PORT_SEL_MASK (0x7 << I40E_GLPCI_PM_MUX_NPQ_NPQ_NUM_PORT_SEL_SHIFT) +#define I40E_GLPCI_PM_MUX_NPQ_INNER_NPQ_SEL_SHIFT 16 +#define I40E_GLPCI_PM_MUX_NPQ_INNER_NPQ_SEL_MASK (0x1F << I40E_GLPCI_PM_MUX_NPQ_INNER_NPQ_SEL_SHIFT) +#define I40E_GLPCI_PM_MUX_PFB 0x0009C4F0 +#define I40E_GLPCI_PM_MUX_PFB_PFB_PORT_SEL_SHIFT 0 +#define I40E_GLPCI_PM_MUX_PFB_PFB_PORT_SEL_MASK (0x1F << I40E_GLPCI_PM_MUX_PFB_PFB_PORT_SEL_SHIFT) +#define I40E_GLPCI_PM_MUX_PFB_INNER_PORT_SEL_SHIFT 16 +#define I40E_GLPCI_PM_MUX_PFB_INNER_PORT_SEL_MASK (0x7 << I40E_GLPCI_PM_MUX_PFB_INNER_PORT_SEL_SHIFT) +#define I40E_GLPCI_SPARE_BITS_0 0x0009C4F8 +#define I40E_GLPCI_SPARE_BITS_0_SPARE_BITS_SHIFT 0 +#define I40E_GLPCI_SPARE_BITS_0_SPARE_BITS_MASK (0xFFFFFFFF << I40E_GLPCI_SPARE_BITS_0_SPARE_BITS_SHIFT) +#define I40E_GLPCI_SPARE_BITS_1 0x0009C4FC +#define I40E_GLPCI_SPARE_BITS_1_SPARE_BITS_SHIFT 0 +#define I40E_GLPCI_SPARE_BITS_1_SPARE_BITS_MASK (0xFFFFFFFF << I40E_GLPCI_SPARE_BITS_1_SPARE_BITS_SHIFT) +#define I40E_PFPCI_PF_FLUSH_DONE 0x0009C800 +#define I40E_PFPCI_PF_FLUSH_DONE_FLUSH_DONE_SHIFT 0 +#define I40E_PFPCI_PF_FLUSH_DONE_FLUSH_DONE_MASK (0x1 << I40E_PFPCI_PF_FLUSH_DONE_FLUSH_DONE_SHIFT) +#define I40E_PFPCI_VF_FLUSH_DONE 0x0009C600 +#define I40E_PFPCI_VF_FLUSH_DONE_FLUSH_DONE_SHIFT 0 +#define I40E_PFPCI_VF_FLUSH_DONE_FLUSH_DONE_MASK (0x1 << I40E_PFPCI_VF_FLUSH_DONE_FLUSH_DONE_SHIFT) +#define I40E_PFPCI_VM_FLUSH_DONE 0x0009C880 +#define I40E_PFPCI_VM_FLUSH_DONE_FLUSH_DONE_SHIFT 0 +#define I40E_PFPCI_VM_FLUSH_DONE_FLUSH_DONE_MASK (0x1 << I40E_PFPCI_VM_FLUSH_DONE_FLUSH_DONE_SHIFT) +#define I40E_PF_ARQBAH 0x00080180 +#define I40E_PF_ARQBAH_ARQBAH_SHIFT 0 +#define I40E_PF_ARQBAH_ARQBAH_MASK (0xFFFFFFFF << I40E_PF_ARQBAH_ARQBAH_SHIFT) +#define I40E_PF_ARQBAL 0x00080080 +#define I40E_PF_ARQBAL_ARQBAL_SHIFT 0 +#define I40E_PF_ARQBAL_ARQBAL_MASK (0xFFFFFFFF << I40E_PF_ARQBAL_ARQBAL_SHIFT) +#define I40E_PF_ARQH 0x00080380 +#define I40E_PF_ARQH_ARQH_SHIFT 0 +#define I40E_PF_ARQH_ARQH_MASK (0x3FF << I40E_PF_ARQH_ARQH_SHIFT) +#define I40E_PF_ARQLEN 0x00080280 +#define I40E_PF_ARQLEN_ARQLEN_SHIFT 0 +#define I40E_PF_ARQLEN_ARQLEN_MASK (0x3FF << I40E_PF_ARQLEN_ARQLEN_SHIFT) +#define I40E_PF_ARQLEN_ARQVFE_SHIFT 28 +#define I40E_PF_ARQLEN_ARQVFE_MASK (0x1 << I40E_PF_ARQLEN_ARQVFE_SHIFT) +#define I40E_PF_ARQLEN_ARQOVFL_SHIFT 29 +#define I40E_PF_ARQLEN_ARQOVFL_MASK (0x1 << I40E_PF_ARQLEN_ARQOVFL_SHIFT) +#define I40E_PF_ARQLEN_ARQCRIT_SHIFT 30 +#define I40E_PF_ARQLEN_ARQCRIT_MASK (0x1 << I40E_PF_ARQLEN_ARQCRIT_SHIFT) +#define I40E_PF_ARQLEN_ARQENABLE_SHIFT 31 +#define I40E_PF_ARQLEN_ARQENABLE_MASK (0x1 << I40E_PF_ARQLEN_ARQENABLE_SHIFT) +#define I40E_PF_ARQT 0x00080480 +#define I40E_PF_ARQT_ARQT_SHIFT 0 +#define I40E_PF_ARQT_ARQT_MASK (0x3FF << I40E_PF_ARQT_ARQT_SHIFT) +#define I40E_PF_ATQBAH 0x00080100 +#define I40E_PF_ATQBAH_ATQBAH_SHIFT 0 +#define I40E_PF_ATQBAH_ATQBAH_MASK (0xFFFFFFFF << I40E_PF_ATQBAH_ATQBAH_SHIFT) +#define I40E_PF_ATQBAL 0x00080000 +#define I40E_PF_ATQBAL_ATQBAL_SHIFT 0 +#define I40E_PF_ATQBAL_ATQBAL_MASK (0xFFFFFFFF << I40E_PF_ATQBAL_ATQBAL_SHIFT) +#define I40E_PF_ATQH 0x00080300 +#define I40E_PF_ATQH_ATQH_SHIFT 0 +#define I40E_PF_ATQH_ATQH_MASK (0x3FF << I40E_PF_ATQH_ATQH_SHIFT) +#define I40E_PF_ATQLEN 0x00080200 +#define I40E_PF_ATQLEN_ATQLEN_SHIFT 0 +#define I40E_PF_ATQLEN_ATQLEN_MASK (0x3FF << I40E_PF_ATQLEN_ATQLEN_SHIFT) +#define I40E_PF_ATQLEN_ATQVFE_SHIFT 28 +#define I40E_PF_ATQLEN_ATQVFE_MASK (0x1 << I40E_PF_ATQLEN_ATQVFE_SHIFT) +#define I40E_PF_ATQLEN_ATQOVFL_SHIFT 29 +#define I40E_PF_ATQLEN_ATQOVFL_MASK (0x1 << I40E_PF_ATQLEN_ATQOVFL_SHIFT) +#define I40E_PF_ATQLEN_ATQCRIT_SHIFT 30 +#define I40E_PF_ATQLEN_ATQCRIT_MASK (0x1 << I40E_PF_ATQLEN_ATQCRIT_SHIFT) +#define I40E_PF_ATQLEN_ATQENABLE_SHIFT 31 +#define I40E_PF_ATQLEN_ATQENABLE_MASK (0x1 << I40E_PF_ATQLEN_ATQENABLE_SHIFT) +#define I40E_PF_ATQT 0x00080400 +#define I40E_PF_ATQT_ATQT_SHIFT 0 +#define I40E_PF_ATQT_ATQT_MASK (0x3FF << I40E_PF_ATQT_ATQT_SHIFT) +#define I40E_VF_ARQBAH(_VF) (0x00081400 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VF_ARQBAH_MAX_INDEX 127 +#define I40E_VF_ARQBAH_ARQBAH_SHIFT 0 +#define I40E_VF_ARQBAH_ARQBAH_MASK (0xFFFFFFFF << I40E_VF_ARQBAH_ARQBAH_SHIFT) +#define I40E_VF_ARQBAL(_VF) (0x00080C00 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VF_ARQBAL_MAX_INDEX 127 +#define I40E_VF_ARQBAL_ARQBAL_SHIFT 0 +#define I40E_VF_ARQBAL_ARQBAL_MASK (0xFFFFFFFF << I40E_VF_ARQBAL_ARQBAL_SHIFT) +#define I40E_VF_ARQH(_VF) (0x00082400 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VF_ARQH_MAX_INDEX 127 +#define I40E_VF_ARQH_ARQH_SHIFT 0 +#define I40E_VF_ARQH_ARQH_MASK (0x3FF << I40E_VF_ARQH_ARQH_SHIFT) +#define I40E_VF_ARQLEN(_VF) (0x00081C00 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VF_ARQLEN_MAX_INDEX 127 +#define I40E_VF_ARQLEN_ARQLEN_SHIFT 0 +#define I40E_VF_ARQLEN_ARQLEN_MASK (0x3FF << I40E_VF_ARQLEN_ARQLEN_SHIFT) +#define I40E_VF_ARQLEN_ARQVFE_SHIFT 28 +#define I40E_VF_ARQLEN_ARQVFE_MASK (0x1 << I40E_VF_ARQLEN_ARQVFE_SHIFT) +#define I40E_VF_ARQLEN_ARQOVFL_SHIFT 29 +#define I40E_VF_ARQLEN_ARQOVFL_MASK (0x1 << I40E_VF_ARQLEN_ARQOVFL_SHIFT) +#define I40E_VF_ARQLEN_ARQCRIT_SHIFT 30 +#define I40E_VF_ARQLEN_ARQCRIT_MASK (0x1 << I40E_VF_ARQLEN_ARQCRIT_SHIFT) +#define I40E_VF_ARQLEN_ARQENABLE_SHIFT 31 +#define I40E_VF_ARQLEN_ARQENABLE_MASK (0x1 << I40E_VF_ARQLEN_ARQENABLE_SHIFT) +#define I40E_VF_ARQT(_VF) (0x00082C00 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VF_ARQT_MAX_INDEX 127 +#define I40E_VF_ARQT_ARQT_SHIFT 0 +#define I40E_VF_ARQT_ARQT_MASK (0x3FF << I40E_VF_ARQT_ARQT_SHIFT) +#define I40E_VF_ATQBAH(_VF) (0x00081000 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VF_ATQBAH_MAX_INDEX 127 +#define I40E_VF_ATQBAH_ATQBAH_SHIFT 0 +#define I40E_VF_ATQBAH_ATQBAH_MASK (0xFFFFFFFF << I40E_VF_ATQBAH_ATQBAH_SHIFT) +#define I40E_VF_ATQBAL(_VF) (0x00080800 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VF_ATQBAL_MAX_INDEX 127 +#define I40E_VF_ATQBAL_ATQBAL_SHIFT 0 +#define I40E_VF_ATQBAL_ATQBAL_MASK (0xFFFFFFFF << I40E_VF_ATQBAL_ATQBAL_SHIFT) +#define I40E_VF_ATQH(_VF) (0x00082000 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VF_ATQH_MAX_INDEX 127 +#define I40E_VF_ATQH_ATQH_SHIFT 0 +#define I40E_VF_ATQH_ATQH_MASK (0x3FF << I40E_VF_ATQH_ATQH_SHIFT) +#define I40E_VF_ATQLEN(_VF) (0x00081800 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VF_ATQLEN_MAX_INDEX 127 +#define I40E_VF_ATQLEN_ATQLEN_SHIFT 0 +#define I40E_VF_ATQLEN_ATQLEN_MASK (0x3FF << I40E_VF_ATQLEN_ATQLEN_SHIFT) +#define I40E_VF_ATQLEN_ATQVFE_SHIFT 28 +#define I40E_VF_ATQLEN_ATQVFE_MASK (0x1 << I40E_VF_ATQLEN_ATQVFE_SHIFT) +#define I40E_VF_ATQLEN_ATQOVFL_SHIFT 29 +#define I40E_VF_ATQLEN_ATQOVFL_MASK (0x1 << I40E_VF_ATQLEN_ATQOVFL_SHIFT) +#define I40E_VF_ATQLEN_ATQCRIT_SHIFT 30 +#define I40E_VF_ATQLEN_ATQCRIT_MASK (0x1 << I40E_VF_ATQLEN_ATQCRIT_SHIFT) +#define I40E_VF_ATQLEN_ATQENABLE_SHIFT 31 +#define I40E_VF_ATQLEN_ATQENABLE_MASK (0x1 << I40E_VF_ATQLEN_ATQENABLE_SHIFT) +#define I40E_VF_ATQT(_VF) (0x00082800 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VF_ATQT_MAX_INDEX 127 +#define I40E_VF_ATQT_ATQT_SHIFT 0 +#define I40E_VF_ATQT_ATQT_MASK (0x3FF << I40E_VF_ATQT_ATQT_SHIFT) +#define I40E_PRT_L2TAGSEN 0x001C0B20 +#define I40E_PRT_L2TAGSEN_ENABLE_SHIFT 0 +#define I40E_PRT_L2TAGSEN_ENABLE_MASK (0xFF << I40E_PRT_L2TAGSEN_ENABLE_SHIFT) +#define I40E_PFCM_LAN_ERRDATA 0x0010C080 +#define I40E_PFCM_LAN_ERRDATA_ERROR_CODE_SHIFT 0 +#define I40E_PFCM_LAN_ERRDATA_ERROR_CODE_MASK (0xF << I40E_PFCM_LAN_ERRDATA_ERROR_CODE_SHIFT) +#define I40E_PFCM_LAN_ERRDATA_Q_TYPE_SHIFT 4 +#define I40E_PFCM_LAN_ERRDATA_Q_TYPE_MASK (0x7 << I40E_PFCM_LAN_ERRDATA_Q_TYPE_SHIFT) +#define I40E_PFCM_LAN_ERRDATA_Q_NUM_SHIFT 8 +#define I40E_PFCM_LAN_ERRDATA_Q_NUM_MASK (0xFFF << I40E_PFCM_LAN_ERRDATA_Q_NUM_SHIFT) +#define I40E_PFCM_LAN_ERRINFO 0x0010C000 +#define I40E_PFCM_LAN_ERRINFO_ERROR_VALID_SHIFT 0 +#define I40E_PFCM_LAN_ERRINFO_ERROR_VALID_MASK (0x1 << I40E_PFCM_LAN_ERRINFO_ERROR_VALID_SHIFT) +#define I40E_PFCM_LAN_ERRINFO_ERROR_INST_SHIFT 4 +#define I40E_PFCM_LAN_ERRINFO_ERROR_INST_MASK (0x7 << I40E_PFCM_LAN_ERRINFO_ERROR_INST_SHIFT) +#define I40E_PFCM_LAN_ERRINFO_DBL_ERROR_CNT_SHIFT 8 +#define I40E_PFCM_LAN_ERRINFO_DBL_ERROR_CNT_MASK (0xFF << I40E_PFCM_LAN_ERRINFO_DBL_ERROR_CNT_SHIFT) +#define I40E_PFCM_LAN_ERRINFO_RLU_ERROR_CNT_SHIFT 16 +#define I40E_PFCM_LAN_ERRINFO_RLU_ERROR_CNT_MASK (0xFF << I40E_PFCM_LAN_ERRINFO_RLU_ERROR_CNT_SHIFT) +#define I40E_PFCM_LAN_ERRINFO_RLS_ERROR_CNT_SHIFT 24 +#define I40E_PFCM_LAN_ERRINFO_RLS_ERROR_CNT_MASK (0xFF << I40E_PFCM_LAN_ERRINFO_RLS_ERROR_CNT_SHIFT) +#define I40E_PFCM_LANCTXCTL 0x0010C300 +#define I40E_PFCM_LANCTXCTL_QUEUE_NUM_SHIFT 0 +#define I40E_PFCM_LANCTXCTL_QUEUE_NUM_MASK (0xFFF << I40E_PFCM_LANCTXCTL_QUEUE_NUM_SHIFT) +#define I40E_PFCM_LANCTXCTL_SUB_LINE_SHIFT 12 +#define I40E_PFCM_LANCTXCTL_SUB_LINE_MASK (0x7 << I40E_PFCM_LANCTXCTL_SUB_LINE_SHIFT) +#define I40E_PFCM_LANCTXCTL_QUEUE_TYPE_SHIFT 15 +#define I40E_PFCM_LANCTXCTL_QUEUE_TYPE_MASK (0x3 << I40E_PFCM_LANCTXCTL_QUEUE_TYPE_SHIFT) +#define I40E_PFCM_LANCTXCTL_OP_CODE_SHIFT 17 +#define I40E_PFCM_LANCTXCTL_OP_CODE_MASK (0x3 << I40E_PFCM_LANCTXCTL_OP_CODE_SHIFT) +#define I40E_PFCM_LANCTXDATA(_i) (0x0010C100 + ((_i) * 128)) /* _i=0...3 */ +#define I40E_PFCM_LANCTXDATA_MAX_INDEX 3 +#define I40E_PFCM_LANCTXDATA_DATA_SHIFT 0 +#define I40E_PFCM_LANCTXDATA_DATA_MASK (0xFFFFFFFF << I40E_PFCM_LANCTXDATA_DATA_SHIFT) +#define I40E_PFCM_LANCTXSTAT 0x0010C380 +#define I40E_PFCM_LANCTXSTAT_CTX_DONE_SHIFT 0 +#define I40E_PFCM_LANCTXSTAT_CTX_DONE_MASK (0x1 << I40E_PFCM_LANCTXSTAT_CTX_DONE_SHIFT) +#define I40E_PFCM_LANCTXSTAT_CTX_MISS_SHIFT 1 +#define I40E_PFCM_LANCTXSTAT_CTX_MISS_MASK (0x1 << I40E_PFCM_LANCTXSTAT_CTX_MISS_SHIFT) +#define I40E_PFCM_PE_ERRDATA 0x00138D00 +#define I40E_PFCM_PE_ERRDATA_ERROR_CODE_SHIFT 0 +#define I40E_PFCM_PE_ERRDATA_ERROR_CODE_MASK (0xF << I40E_PFCM_PE_ERRDATA_ERROR_CODE_SHIFT) +#define I40E_PFCM_PE_ERRDATA_Q_TYPE_SHIFT 4 +#define I40E_PFCM_PE_ERRDATA_Q_TYPE_MASK (0x7 << I40E_PFCM_PE_ERRDATA_Q_TYPE_SHIFT) +#define I40E_PFCM_PE_ERRDATA_Q_NUM_SHIFT 8 +#define I40E_PFCM_PE_ERRDATA_Q_NUM_MASK (0x3FFFF << I40E_PFCM_PE_ERRDATA_Q_NUM_SHIFT) +#define I40E_PFCM_PE_ERRINFO 0x00138C80 +#define I40E_PFCM_PE_ERRINFO_ERROR_VALID_SHIFT 0 +#define I40E_PFCM_PE_ERRINFO_ERROR_VALID_MASK (0x1 << I40E_PFCM_PE_ERRINFO_ERROR_VALID_SHIFT) +#define I40E_PFCM_PE_ERRINFO_ERROR_INST_SHIFT 4 +#define I40E_PFCM_PE_ERRINFO_ERROR_INST_MASK (0x7 << I40E_PFCM_PE_ERRINFO_ERROR_INST_SHIFT) +#define I40E_PFCM_PE_ERRINFO_DBL_ERROR_CNT_SHIFT 8 +#define I40E_PFCM_PE_ERRINFO_DBL_ERROR_CNT_MASK (0xFF << I40E_PFCM_PE_ERRINFO_DBL_ERROR_CNT_SHIFT) +#define I40E_PFCM_PE_ERRINFO_RLU_ERROR_CNT_SHIFT 16 +#define I40E_PFCM_PE_ERRINFO_RLU_ERROR_CNT_MASK (0xFF << I40E_PFCM_PE_ERRINFO_RLU_ERROR_CNT_SHIFT) +#define I40E_PFCM_PE_ERRINFO_RLS_ERROR_CNT_SHIFT 24 +#define I40E_PFCM_PE_ERRINFO_RLS_ERROR_CNT_MASK (0xFF << I40E_PFCM_PE_ERRINFO_RLS_ERROR_CNT_SHIFT) +#define I40E_VFCM_PE_ERRDATA1(_VF) (0x00138800 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VFCM_PE_ERRDATA1_MAX_INDEX 127 +#define I40E_VFCM_PE_ERRDATA1_ERROR_CODE_SHIFT 0 +#define I40E_VFCM_PE_ERRDATA1_ERROR_CODE_MASK (0xF << I40E_VFCM_PE_ERRDATA1_ERROR_CODE_SHIFT) +#define I40E_VFCM_PE_ERRDATA1_Q_TYPE_SHIFT 4 +#define I40E_VFCM_PE_ERRDATA1_Q_TYPE_MASK (0x7 << I40E_VFCM_PE_ERRDATA1_Q_TYPE_SHIFT) +#define I40E_VFCM_PE_ERRDATA1_Q_NUM_SHIFT 8 +#define I40E_VFCM_PE_ERRDATA1_Q_NUM_MASK (0x3FFFF << I40E_VFCM_PE_ERRDATA1_Q_NUM_SHIFT) +#define I40E_VFCM_PE_ERRINFO1(_VF) (0x00138400 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VFCM_PE_ERRINFO1_MAX_INDEX 127 +#define I40E_VFCM_PE_ERRINFO1_ERROR_VALID_SHIFT 0 +#define I40E_VFCM_PE_ERRINFO1_ERROR_VALID_MASK (0x1 << I40E_VFCM_PE_ERRINFO1_ERROR_VALID_SHIFT) +#define I40E_VFCM_PE_ERRINFO1_ERROR_INST_SHIFT 4 +#define I40E_VFCM_PE_ERRINFO1_ERROR_INST_MASK (0x7 << I40E_VFCM_PE_ERRINFO1_ERROR_INST_SHIFT) +#define I40E_VFCM_PE_ERRINFO1_DBL_ERROR_CNT_SHIFT 8 +#define I40E_VFCM_PE_ERRINFO1_DBL_ERROR_CNT_MASK (0xFF << I40E_VFCM_PE_ERRINFO1_DBL_ERROR_CNT_SHIFT) +#define I40E_VFCM_PE_ERRINFO1_RLU_ERROR_CNT_SHIFT 16 +#define I40E_VFCM_PE_ERRINFO1_RLU_ERROR_CNT_MASK (0xFF << I40E_VFCM_PE_ERRINFO1_RLU_ERROR_CNT_SHIFT) +#define I40E_VFCM_PE_ERRINFO1_RLS_ERROR_CNT_SHIFT 24 +#define I40E_VFCM_PE_ERRINFO1_RLS_ERROR_CNT_MASK (0xFF << I40E_VFCM_PE_ERRINFO1_RLS_ERROR_CNT_SHIFT) +#define I40E_GLDCB_GENC 0x00083044 +#define I40E_GLDCB_GENC_PCIRTT_SHIFT 0 +#define I40E_GLDCB_GENC_PCIRTT_MASK (0xFFFF << I40E_GLDCB_GENC_PCIRTT_SHIFT) +#define I40E_GLDCB_RUPTI 0x00122618 +#define I40E_GLDCB_RUPTI_PFCTIMEOUT_UP_SHIFT 0 +#define I40E_GLDCB_RUPTI_PFCTIMEOUT_UP_MASK (0xFFFFFFFF << I40E_GLDCB_RUPTI_PFCTIMEOUT_UP_SHIFT) +#define I40E_PRTDCB_FCCFG 0x001E4640 +#define I40E_PRTDCB_FCCFG_TFCE_SHIFT 3 +#define I40E_PRTDCB_FCCFG_TFCE_MASK (0x3 << I40E_PRTDCB_FCCFG_TFCE_SHIFT) +#define I40E_PRTDCB_FCRTV 0x001E4600 +#define I40E_PRTDCB_FCRTV_FC_REFRESH_TH_SHIFT 0 +#define I40E_PRTDCB_FCRTV_FC_REFRESH_TH_MASK (0xFFFF << I40E_PRTDCB_FCRTV_FC_REFRESH_TH_SHIFT) +#define I40E_PRTDCB_FCTTVN(_i) (0x001E4580 + ((_i) * 32)) /* _i=0...3 */ +#define I40E_PRTDCB_FCTTVN_MAX_INDEX 3 +#define I40E_PRTDCB_FCTTVN_TTV_2N_SHIFT 0 +#define I40E_PRTDCB_FCTTVN_TTV_2N_MASK (0xFFFF << I40E_PRTDCB_FCTTVN_TTV_2N_SHIFT) +#define I40E_PRTDCB_FCTTVN_TTV_2N_P1_SHIFT 16 +#define I40E_PRTDCB_FCTTVN_TTV_2N_P1_MASK (0xFFFF << I40E_PRTDCB_FCTTVN_TTV_2N_P1_SHIFT) +#define I40E_PRTDCB_GENC 0x00083000 +#define I40E_PRTDCB_GENC_RESERVED_1_SHIFT 0 +#define I40E_PRTDCB_GENC_RESERVED_1_MASK (0x3 << I40E_PRTDCB_GENC_RESERVED_1_SHIFT) +#define I40E_PRTDCB_GENC_NUMTC_SHIFT 2 +#define I40E_PRTDCB_GENC_NUMTC_MASK (0xF << I40E_PRTDCB_GENC_NUMTC_SHIFT) +#define I40E_PRTDCB_GENC_FCOEUP_SHIFT 6 +#define I40E_PRTDCB_GENC_FCOEUP_MASK (0x7 << I40E_PRTDCB_GENC_FCOEUP_SHIFT) +#define I40E_PRTDCB_GENC_FCOEUP_VALID_SHIFT 9 +#define I40E_PRTDCB_GENC_FCOEUP_VALID_MASK (0x1 << I40E_PRTDCB_GENC_FCOEUP_VALID_SHIFT) +#define I40E_PRTDCB_GENC_PFCLDA_SHIFT 16 +#define I40E_PRTDCB_GENC_PFCLDA_MASK (0xFFFF << I40E_PRTDCB_GENC_PFCLDA_SHIFT) +#define I40E_PRTDCB_GENS 0x00083020 +#define I40E_PRTDCB_GENS_DCBX_STATUS_SHIFT 0 +#define I40E_PRTDCB_GENS_DCBX_STATUS_MASK (0x7 << I40E_PRTDCB_GENS_DCBX_STATUS_SHIFT) +#define I40E_PRTDCB_MFLCN 0x001E2400 +#define I40E_PRTDCB_MFLCN_PMCF_SHIFT 0 +#define I40E_PRTDCB_MFLCN_PMCF_MASK (0x1 << I40E_PRTDCB_MFLCN_PMCF_SHIFT) +#define I40E_PRTDCB_MFLCN_DPF_SHIFT 1 +#define I40E_PRTDCB_MFLCN_DPF_MASK (0x1 << I40E_PRTDCB_MFLCN_DPF_SHIFT) +#define I40E_PRTDCB_MFLCN_RPFCM_SHIFT 2 +#define I40E_PRTDCB_MFLCN_RPFCM_MASK (0x1 << I40E_PRTDCB_MFLCN_RPFCM_SHIFT) +#define I40E_PRTDCB_MFLCN_RFCE_SHIFT 3 +#define I40E_PRTDCB_MFLCN_RFCE_MASK (0x1 << I40E_PRTDCB_MFLCN_RFCE_SHIFT) +#define I40E_PRTDCB_MFLCN_RPFCE_SHIFT 4 +#define I40E_PRTDCB_MFLCN_RPFCE_MASK (0xFF << I40E_PRTDCB_MFLCN_RPFCE_SHIFT) +#define I40E_PRTDCB_RETSC 0x001223E0 +#define I40E_PRTDCB_RETSC_ETS_MODE_SHIFT 0 +#define I40E_PRTDCB_RETSC_ETS_MODE_MASK (0x1 << I40E_PRTDCB_RETSC_ETS_MODE_SHIFT) +#define I40E_PRTDCB_RETSC_NON_ETS_MODE_SHIFT 1 +#define I40E_PRTDCB_RETSC_NON_ETS_MODE_MASK (0x1 << I40E_PRTDCB_RETSC_NON_ETS_MODE_SHIFT) +#define I40E_PRTDCB_RETSC_ETS_MAX_EXP_SHIFT 2 +#define I40E_PRTDCB_RETSC_ETS_MAX_EXP_MASK (0xF << I40E_PRTDCB_RETSC_ETS_MAX_EXP_SHIFT) +#define I40E_PRTDCB_RETSC_LLTC_SHIFT 8 +#define I40E_PRTDCB_RETSC_LLTC_MASK (0xFF << I40E_PRTDCB_RETSC_LLTC_SHIFT) +#define I40E_PRTDCB_RETSTCC(_i) (0x00122180 + ((_i) * 32)) /* _i=0...7 */ +#define I40E_PRTDCB_RETSTCC_MAX_INDEX 7 +#define I40E_PRTDCB_RETSTCC_BWSHARE_SHIFT 0 +#define I40E_PRTDCB_RETSTCC_BWSHARE_MASK (0x7F << I40E_PRTDCB_RETSTCC_BWSHARE_SHIFT) +#define I40E_PRTDCB_RETSTCC_UPINTC_MODE_SHIFT 30 +#define I40E_PRTDCB_RETSTCC_UPINTC_MODE_MASK (0x1 << I40E_PRTDCB_RETSTCC_UPINTC_MODE_SHIFT) +#define I40E_PRTDCB_RETSTCC_ETSTC_SHIFT 31 +#define I40E_PRTDCB_RETSTCC_ETSTC_MASK (0x1 << I40E_PRTDCB_RETSTCC_ETSTC_SHIFT) +#define I40E_PRTDCB_RPPMC 0x001223A0 +#define I40E_PRTDCB_RPPMC_LANRPPM_SHIFT 0 +#define I40E_PRTDCB_RPPMC_LANRPPM_MASK (0xFF << I40E_PRTDCB_RPPMC_LANRPPM_SHIFT) +#define I40E_PRTDCB_RPPMC_RDMARPPM_SHIFT 8 +#define I40E_PRTDCB_RPPMC_RDMARPPM_MASK (0xFF << I40E_PRTDCB_RPPMC_RDMARPPM_SHIFT) +#define I40E_PRTDCB_RPPMC_RX_FIFO_SIZE_SHIFT 16 +#define I40E_PRTDCB_RPPMC_RX_FIFO_SIZE_MASK (0xFF << I40E_PRTDCB_RPPMC_RX_FIFO_SIZE_SHIFT) +#define I40E_PRTDCB_RUP 0x001C0B00 +#define I40E_PRTDCB_RUP_NOVLANUP_SHIFT 0 +#define I40E_PRTDCB_RUP_NOVLANUP_MASK (0x7 << I40E_PRTDCB_RUP_NOVLANUP_SHIFT) +#define I40E_PRTDCB_RUP2TC 0x001C09A0 +#define I40E_PRTDCB_RUP2TC_UP0TC_SHIFT 0 +#define I40E_PRTDCB_RUP2TC_UP0TC_MASK (0x7 << I40E_PRTDCB_RUP2TC_UP0TC_SHIFT) +#define I40E_PRTDCB_RUP2TC_UP1TC_SHIFT 3 +#define I40E_PRTDCB_RUP2TC_UP1TC_MASK (0x7 << I40E_PRTDCB_RUP2TC_UP1TC_SHIFT) +#define I40E_PRTDCB_RUP2TC_UP2TC_SHIFT 6 +#define I40E_PRTDCB_RUP2TC_UP2TC_MASK (0x7 << I40E_PRTDCB_RUP2TC_UP2TC_SHIFT) +#define I40E_PRTDCB_RUP2TC_UP3TC_SHIFT 9 +#define I40E_PRTDCB_RUP2TC_UP3TC_MASK (0x7 << I40E_PRTDCB_RUP2TC_UP3TC_SHIFT) +#define I40E_PRTDCB_RUP2TC_UP4TC_SHIFT 12 +#define I40E_PRTDCB_RUP2TC_UP4TC_MASK (0x7 << I40E_PRTDCB_RUP2TC_UP4TC_SHIFT) +#define I40E_PRTDCB_RUP2TC_UP5TC_SHIFT 15 +#define I40E_PRTDCB_RUP2TC_UP5TC_MASK (0x7 << I40E_PRTDCB_RUP2TC_UP5TC_SHIFT) +#define I40E_PRTDCB_RUP2TC_UP6TC_SHIFT 18 +#define I40E_PRTDCB_RUP2TC_UP6TC_MASK (0x7 << I40E_PRTDCB_RUP2TC_UP6TC_SHIFT) +#define I40E_PRTDCB_RUP2TC_UP7TC_SHIFT 21 +#define I40E_PRTDCB_RUP2TC_UP7TC_MASK (0x7 << I40E_PRTDCB_RUP2TC_UP7TC_SHIFT) +#define I40E_PRTDCB_TC2PFC 0x001C0980 +#define I40E_PRTDCB_TC2PFC_TC2PFC_SHIFT 0 +#define I40E_PRTDCB_TC2PFC_TC2PFC_MASK (0xFF << I40E_PRTDCB_TC2PFC_TC2PFC_SHIFT) +#define I40E_PRTDCB_TCPMC 0x000A21A0 +#define I40E_PRTDCB_TCPMC_CPM_SHIFT 0 +#define I40E_PRTDCB_TCPMC_CPM_MASK (0x1FFF << I40E_PRTDCB_TCPMC_CPM_SHIFT) +#define I40E_PRTDCB_TCPMC_LLTC_SHIFT 13 +#define I40E_PRTDCB_TCPMC_LLTC_MASK (0xFF << I40E_PRTDCB_TCPMC_LLTC_SHIFT) +#define I40E_PRTDCB_TCPMC_TCPM_MODE_SHIFT 30 +#define I40E_PRTDCB_TCPMC_TCPM_MODE_MASK (0x1 << I40E_PRTDCB_TCPMC_TCPM_MODE_SHIFT) +#define I40E_PRTDCB_TCWSTC(_i) (0x000A2040 + ((_i) * 32)) /* _i=0...7 */ +#define I40E_PRTDCB_TCWSTC_MAX_INDEX 7 +#define I40E_PRTDCB_TCWSTC_MSTC_SHIFT 0 +#define I40E_PRTDCB_TCWSTC_MSTC_MASK (0xFFFFF << I40E_PRTDCB_TCWSTC_MSTC_SHIFT) +#define I40E_PRTDCB_TDPMC 0x000A0180 +#define I40E_PRTDCB_TDPMC_DPM_SHIFT 0 +#define I40E_PRTDCB_TDPMC_DPM_MASK (0xFF << I40E_PRTDCB_TDPMC_DPM_SHIFT) +#define I40E_PRTDCB_TDPMC_TCPM_MODE_SHIFT 30 +#define I40E_PRTDCB_TDPMC_TCPM_MODE_MASK (0x1 << I40E_PRTDCB_TDPMC_TCPM_MODE_SHIFT) +#define I40E_PRTDCB_TDPUC 0x00044100 +#define I40E_PRTDCB_TDPUC_MAX_TXFRAME_SHIFT 0 +#define I40E_PRTDCB_TDPUC_MAX_TXFRAME_MASK (0xFFFF << I40E_PRTDCB_TDPUC_MAX_TXFRAME_SHIFT) +#define I40E_PRTDCB_TETSC_TCB 0x000AE060 +#define I40E_PRTDCB_TETSC_TCB_EN_LL_STRICT_PRIORITY_SHIFT 0 +#define I40E_PRTDCB_TETSC_TCB_EN_LL_STRICT_PRIORITY_MASK (0x1 << I40E_PRTDCB_TETSC_TCB_EN_LL_STRICT_PRIORITY_SHIFT) +#define I40E_PRTDCB_TETSC_TCB_LLTC_SHIFT 8 +#define I40E_PRTDCB_TETSC_TCB_LLTC_MASK (0xFF << I40E_PRTDCB_TETSC_TCB_LLTC_SHIFT) +#define I40E_PRTDCB_TETSC_TPB 0x00098060 +#define I40E_PRTDCB_TETSC_TPB_EN_LL_STRICT_PRIORITY_SHIFT 0 +#define I40E_PRTDCB_TETSC_TPB_EN_LL_STRICT_PRIORITY_MASK (0x1 << I40E_PRTDCB_TETSC_TPB_EN_LL_STRICT_PRIORITY_SHIFT) +#define I40E_PRTDCB_TETSC_TPB_LLTC_SHIFT 8 +#define I40E_PRTDCB_TETSC_TPB_LLTC_MASK (0xFF << I40E_PRTDCB_TETSC_TPB_LLTC_SHIFT) +#define I40E_PRTDCB_TFCS 0x001E4560 +#define I40E_PRTDCB_TFCS_TXOFF_SHIFT 0 +#define I40E_PRTDCB_TFCS_TXOFF_MASK (0x1 << I40E_PRTDCB_TFCS_TXOFF_SHIFT) +#define I40E_PRTDCB_TFCS_TXOFF0_SHIFT 8 +#define I40E_PRTDCB_TFCS_TXOFF0_MASK (0x1 << I40E_PRTDCB_TFCS_TXOFF0_SHIFT) +#define I40E_PRTDCB_TFCS_TXOFF1_SHIFT 9 +#define I40E_PRTDCB_TFCS_TXOFF1_MASK (0x1 << I40E_PRTDCB_TFCS_TXOFF1_SHIFT) +#define I40E_PRTDCB_TFCS_TXOFF2_SHIFT 10 +#define I40E_PRTDCB_TFCS_TXOFF2_MASK (0x1 << I40E_PRTDCB_TFCS_TXOFF2_SHIFT) +#define I40E_PRTDCB_TFCS_TXOFF3_SHIFT 11 +#define I40E_PRTDCB_TFCS_TXOFF3_MASK (0x1 << I40E_PRTDCB_TFCS_TXOFF3_SHIFT) +#define I40E_PRTDCB_TFCS_TXOFF4_SHIFT 12 +#define I40E_PRTDCB_TFCS_TXOFF4_MASK (0x1 << I40E_PRTDCB_TFCS_TXOFF4_SHIFT) +#define I40E_PRTDCB_TFCS_TXOFF5_SHIFT 13 +#define I40E_PRTDCB_TFCS_TXOFF5_MASK (0x1 << I40E_PRTDCB_TFCS_TXOFF5_SHIFT) +#define I40E_PRTDCB_TFCS_TXOFF6_SHIFT 14 +#define I40E_PRTDCB_TFCS_TXOFF6_MASK (0x1 << I40E_PRTDCB_TFCS_TXOFF6_SHIFT) +#define I40E_PRTDCB_TFCS_TXOFF7_SHIFT 15 +#define I40E_PRTDCB_TFCS_TXOFF7_MASK (0x1 << I40E_PRTDCB_TFCS_TXOFF7_SHIFT) +#define I40E_PRTDCB_TFWSTC(_i) (0x000A0040 + ((_i) * 32)) /* _i=0...7 */ +#define I40E_PRTDCB_TFWSTC_MAX_INDEX 7 +#define I40E_PRTDCB_TFWSTC_MSTC_SHIFT 0 +#define I40E_PRTDCB_TFWSTC_MSTC_MASK (0xFFFFF << I40E_PRTDCB_TFWSTC_MSTC_SHIFT) +#define I40E_PRTDCB_TPFCTS(_i) (0x001E4660 + ((_i) * 32)) /* _i=0...7 */ +#define I40E_PRTDCB_TPFCTS_MAX_INDEX 7 +#define I40E_PRTDCB_TPFCTS_PFCTIMER_SHIFT 0 +#define I40E_PRTDCB_TPFCTS_PFCTIMER_MASK (0x3FFF << I40E_PRTDCB_TPFCTS_PFCTIMER_SHIFT) +#define I40E_GLFCOE_RCTL 0x00269B94 +#define I40E_GLFCOE_RCTL_FCOEVER_SHIFT 0 +#define I40E_GLFCOE_RCTL_FCOEVER_MASK (0xF << I40E_GLFCOE_RCTL_FCOEVER_SHIFT) +#define I40E_GLFCOE_RCTL_SAVBAD_SHIFT 4 +#define I40E_GLFCOE_RCTL_SAVBAD_MASK (0x1 << I40E_GLFCOE_RCTL_SAVBAD_SHIFT) +#define I40E_GLFCOE_RCTL_ICRC_SHIFT 5 +#define I40E_GLFCOE_RCTL_ICRC_MASK (0x1 << I40E_GLFCOE_RCTL_ICRC_SHIFT) +#define I40E_GLFCOE_RCTL_MAX_SIZE_SHIFT 16 +#define I40E_GLFCOE_RCTL_MAX_SIZE_MASK (0x3FFF << I40E_GLFCOE_RCTL_MAX_SIZE_SHIFT) +#define I40E_GL_FWSTS 0x00083048 +#define I40E_GL_FWSTS_FWS0B_SHIFT 0 +#define I40E_GL_FWSTS_FWS0B_MASK (0xFF << I40E_GL_FWSTS_FWS0B_SHIFT) +#define I40E_GL_FWSTS_FWRI_SHIFT 9 +#define I40E_GL_FWSTS_FWRI_MASK (0x1 << I40E_GL_FWSTS_FWRI_SHIFT) +#define I40E_GL_FWSTS_FWS1B_SHIFT 16 +#define I40E_GL_FWSTS_FWS1B_MASK (0xFF << I40E_GL_FWSTS_FWS1B_SHIFT) +#define I40E_GLGEN_CLKSTAT 0x000B8184 +#define I40E_GLGEN_CLKSTAT_CLKMODE_SHIFT 0 +#define I40E_GLGEN_CLKSTAT_CLKMODE_MASK (0x1 << I40E_GLGEN_CLKSTAT_CLKMODE_SHIFT) +#define I40E_GLGEN_CLKSTAT_U_CLK_SPEED_SHIFT 4 +#define I40E_GLGEN_CLKSTAT_U_CLK_SPEED_MASK (0x3 << I40E_GLGEN_CLKSTAT_U_CLK_SPEED_SHIFT) +#define I40E_GLGEN_CLKSTAT_P0_CLK_SPEED_SHIFT 8 +#define I40E_GLGEN_CLKSTAT_P0_CLK_SPEED_MASK (0x7 << I40E_GLGEN_CLKSTAT_P0_CLK_SPEED_SHIFT) +#define I40E_GLGEN_CLKSTAT_P1_CLK_SPEED_SHIFT 12 +#define I40E_GLGEN_CLKSTAT_P1_CLK_SPEED_MASK (0x7 << I40E_GLGEN_CLKSTAT_P1_CLK_SPEED_SHIFT) +#define I40E_GLGEN_CLKSTAT_P2_CLK_SPEED_SHIFT 16 +#define I40E_GLGEN_CLKSTAT_P2_CLK_SPEED_MASK (0x7 << I40E_GLGEN_CLKSTAT_P2_CLK_SPEED_SHIFT) +#define I40E_GLGEN_CLKSTAT_P3_CLK_SPEED_SHIFT 20 +#define I40E_GLGEN_CLKSTAT_P3_CLK_SPEED_MASK (0x7 << I40E_GLGEN_CLKSTAT_P3_CLK_SPEED_SHIFT) +#define I40E_GLGEN_GPIO_CTL(_i) (0x00088100 + ((_i) * 4)) /* _i=0...29 */ +#define I40E_GLGEN_GPIO_CTL_MAX_INDEX 29 +#define I40E_GLGEN_GPIO_CTL_PRT_NUM_SHIFT 0 +#define I40E_GLGEN_GPIO_CTL_PRT_NUM_MASK (0x3 << I40E_GLGEN_GPIO_CTL_PRT_NUM_SHIFT) +#define I40E_GLGEN_GPIO_CTL_PRT_NUM_NA_SHIFT 3 +#define I40E_GLGEN_GPIO_CTL_PRT_NUM_NA_MASK (0x1 << I40E_GLGEN_GPIO_CTL_PRT_NUM_NA_SHIFT) +#define I40E_GLGEN_GPIO_CTL_PIN_DIR_SHIFT 4 +#define I40E_GLGEN_GPIO_CTL_PIN_DIR_MASK (0x1 << I40E_GLGEN_GPIO_CTL_PIN_DIR_SHIFT) +#define I40E_GLGEN_GPIO_CTL_TRI_CTL_SHIFT 5 +#define I40E_GLGEN_GPIO_CTL_TRI_CTL_MASK (0x1 << I40E_GLGEN_GPIO_CTL_TRI_CTL_SHIFT) +#define I40E_GLGEN_GPIO_CTL_OUT_CTL_SHIFT 6 +#define I40E_GLGEN_GPIO_CTL_OUT_CTL_MASK (0x1 << I40E_GLGEN_GPIO_CTL_OUT_CTL_SHIFT) +#define I40E_GLGEN_GPIO_CTL_PIN_FUNC_SHIFT 7 +#define I40E_GLGEN_GPIO_CTL_PIN_FUNC_MASK (0x7 << I40E_GLGEN_GPIO_CTL_PIN_FUNC_SHIFT) +#define I40E_GLGEN_GPIO_CTL_LED_INVRT_SHIFT 10 +#define I40E_GLGEN_GPIO_CTL_LED_INVRT_MASK (0x1 << I40E_GLGEN_GPIO_CTL_LED_INVRT_SHIFT) +#define I40E_GLGEN_GPIO_CTL_LED_BLINK_SHIFT 11 +#define I40E_GLGEN_GPIO_CTL_LED_BLINK_MASK (0x1 << I40E_GLGEN_GPIO_CTL_LED_BLINK_SHIFT) +#define I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT 12 +#define I40E_GLGEN_GPIO_CTL_LED_MODE_MASK (0xF << I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT) +#define I40E_GLGEN_GPIO_CTL_INT_MODE_SHIFT 17 +#define I40E_GLGEN_GPIO_CTL_INT_MODE_MASK (0x3 << I40E_GLGEN_GPIO_CTL_INT_MODE_SHIFT) +#define I40E_GLGEN_GPIO_CTL_OUT_DEFAULT_SHIFT 19 +#define I40E_GLGEN_GPIO_CTL_OUT_DEFAULT_MASK (0x1 << I40E_GLGEN_GPIO_CTL_OUT_DEFAULT_SHIFT) +#define I40E_GLGEN_GPIO_CTL_PHY_PIN_NAME_SHIFT 20 +#define I40E_GLGEN_GPIO_CTL_PHY_PIN_NAME_MASK (0x3F << I40E_GLGEN_GPIO_CTL_PHY_PIN_NAME_SHIFT) +#define I40E_GLGEN_GPIO_SET 0x00088184 +#define I40E_GLGEN_GPIO_SET_GPIO_INDX_SHIFT 0 +#define I40E_GLGEN_GPIO_SET_GPIO_INDX_MASK (0x1F << I40E_GLGEN_GPIO_SET_GPIO_INDX_SHIFT) +#define I40E_GLGEN_GPIO_SET_SDP_DATA_SHIFT 5 +#define I40E_GLGEN_GPIO_SET_SDP_DATA_MASK (0x1 << I40E_GLGEN_GPIO_SET_SDP_DATA_SHIFT) +#define I40E_GLGEN_GPIO_SET_DRIVE_SDP_SHIFT 6 +#define I40E_GLGEN_GPIO_SET_DRIVE_SDP_MASK (0x1 << I40E_GLGEN_GPIO_SET_DRIVE_SDP_SHIFT) +#define I40E_GLGEN_GPIO_STAT 0x0008817C +#define I40E_GLGEN_GPIO_STAT_GPIO_VALUE_SHIFT 0 +#define I40E_GLGEN_GPIO_STAT_GPIO_VALUE_MASK (0x3FFFFFFF << I40E_GLGEN_GPIO_STAT_GPIO_VALUE_SHIFT) +#define I40E_GLGEN_GPIO_TRANSIT 0x00088180 +#define I40E_GLGEN_GPIO_TRANSIT_GPIO_TRANSITION_SHIFT 0 +#define I40E_GLGEN_GPIO_TRANSIT_GPIO_TRANSITION_MASK (0x3FFFFFFF << I40E_GLGEN_GPIO_TRANSIT_GPIO_TRANSITION_SHIFT) +#define I40E_GLGEN_I2CCMD(_i) (0x000881E0 + ((_i) * 4)) /* _i=0...3 */ +#define I40E_GLGEN_I2CCMD_MAX_INDEX 3 +#define I40E_GLGEN_I2CCMD_DATA_SHIFT 0 +#define I40E_GLGEN_I2CCMD_DATA_MASK (0xFFFF << I40E_GLGEN_I2CCMD_DATA_SHIFT) +#define I40E_GLGEN_I2CCMD_REGADD_SHIFT 16 +#define I40E_GLGEN_I2CCMD_REGADD_MASK (0xFF << I40E_GLGEN_I2CCMD_REGADD_SHIFT) +#define I40E_GLGEN_I2CCMD_PHYADD_SHIFT 24 +#define I40E_GLGEN_I2CCMD_PHYADD_MASK (0x7 << I40E_GLGEN_I2CCMD_PHYADD_SHIFT) +#define I40E_GLGEN_I2CCMD_OP_SHIFT 27 +#define I40E_GLGEN_I2CCMD_OP_MASK (0x1 << I40E_GLGEN_I2CCMD_OP_SHIFT) +#define I40E_GLGEN_I2CCMD_RESET_SHIFT 28 +#define I40E_GLGEN_I2CCMD_RESET_MASK (0x1 << I40E_GLGEN_I2CCMD_RESET_SHIFT) +#define I40E_GLGEN_I2CCMD_R_SHIFT 29 +#define I40E_GLGEN_I2CCMD_R_MASK (0x1 << I40E_GLGEN_I2CCMD_R_SHIFT) +#define I40E_GLGEN_I2CCMD_E_SHIFT 31 +#define I40E_GLGEN_I2CCMD_E_MASK (0x1 << I40E_GLGEN_I2CCMD_E_SHIFT) +#define I40E_GLGEN_I2CPARAMS(_i) (0x000881AC + ((_i) * 4)) /* _i=0...3 */ +#define I40E_GLGEN_I2CPARAMS_MAX_INDEX 3 +#define I40E_GLGEN_I2CPARAMS_WRITE_TIME_SHIFT 0 +#define I40E_GLGEN_I2CPARAMS_WRITE_TIME_MASK (0x1F << I40E_GLGEN_I2CPARAMS_WRITE_TIME_SHIFT) +#define I40E_GLGEN_I2CPARAMS_READ_TIME_SHIFT 5 +#define I40E_GLGEN_I2CPARAMS_READ_TIME_MASK (0x7 << I40E_GLGEN_I2CPARAMS_READ_TIME_SHIFT) +#define I40E_GLGEN_I2CPARAMS_I2CBB_EN_SHIFT 8 +#define I40E_GLGEN_I2CPARAMS_I2CBB_EN_MASK (0x1 << I40E_GLGEN_I2CPARAMS_I2CBB_EN_SHIFT) +#define I40E_GLGEN_I2CPARAMS_CLK_SHIFT 9 +#define I40E_GLGEN_I2CPARAMS_CLK_MASK (0x1 << I40E_GLGEN_I2CPARAMS_CLK_SHIFT) +#define I40E_GLGEN_I2CPARAMS_DATA_OUT_SHIFT 10 +#define I40E_GLGEN_I2CPARAMS_DATA_OUT_MASK (0x1 << I40E_GLGEN_I2CPARAMS_DATA_OUT_SHIFT) +#define I40E_GLGEN_I2CPARAMS_DATA_OE_N_SHIFT 11 +#define I40E_GLGEN_I2CPARAMS_DATA_OE_N_MASK (0x1 << I40E_GLGEN_I2CPARAMS_DATA_OE_N_SHIFT) +#define I40E_GLGEN_I2CPARAMS_DATA_IN_SHIFT 12 +#define I40E_GLGEN_I2CPARAMS_DATA_IN_MASK (0x1 << I40E_GLGEN_I2CPARAMS_DATA_IN_SHIFT) +#define I40E_GLGEN_I2CPARAMS_CLK_OE_N_SHIFT 13 +#define I40E_GLGEN_I2CPARAMS_CLK_OE_N_MASK (0x1 << I40E_GLGEN_I2CPARAMS_CLK_OE_N_SHIFT) +#define I40E_GLGEN_I2CPARAMS_CLK_IN_SHIFT 14 +#define I40E_GLGEN_I2CPARAMS_CLK_IN_MASK (0x1 << I40E_GLGEN_I2CPARAMS_CLK_IN_SHIFT) +#define I40E_GLGEN_I2CPARAMS_CLK_STRETCH_DIS_SHIFT 15 +#define I40E_GLGEN_I2CPARAMS_CLK_STRETCH_DIS_MASK (0x1 << I40E_GLGEN_I2CPARAMS_CLK_STRETCH_DIS_SHIFT) +#define I40E_GLGEN_I2CPARAMS_I2C_DATA_ORDER_SHIFT 31 +#define I40E_GLGEN_I2CPARAMS_I2C_DATA_ORDER_MASK (0x1 << I40E_GLGEN_I2CPARAMS_I2C_DATA_ORDER_SHIFT) +#define I40E_GLGEN_LED_CTL 0x00088178 +#define I40E_GLGEN_LED_CTL_GLOBAL_BLINK_MODE_SHIFT 0 +#define I40E_GLGEN_LED_CTL_GLOBAL_BLINK_MODE_MASK (0x1 << I40E_GLGEN_LED_CTL_GLOBAL_BLINK_MODE_SHIFT) +#define I40E_GLGEN_MDIO_CTRL(_i) (0x000881D0 + ((_i) * 4)) /* _i=0...3 */ +#define I40E_GLGEN_MDIO_CTRL_MAX_INDEX 3 +#define I40E_GLGEN_MDIO_CTRL_LEGACY_RSVD2_SHIFT 0 +#define I40E_GLGEN_MDIO_CTRL_LEGACY_RSVD2_MASK (0x1FFFF << I40E_GLGEN_MDIO_CTRL_LEGACY_RSVD2_SHIFT) +#define I40E_GLGEN_MDIO_CTRL_CONTMDC_SHIFT 17 +#define I40E_GLGEN_MDIO_CTRL_CONTMDC_MASK (0x1 << I40E_GLGEN_MDIO_CTRL_CONTMDC_SHIFT) +#define I40E_GLGEN_MDIO_CTRL_LEGACY_RSVD1_SHIFT 18 +#define I40E_GLGEN_MDIO_CTRL_LEGACY_RSVD1_MASK (0x3FFF << I40E_GLGEN_MDIO_CTRL_LEGACY_RSVD1_SHIFT) +#define I40E_GLGEN_MDIO_I2C_SEL(_i) (0x000881C0 + ((_i) * 4)) /* _i=0...3 */ +#define I40E_GLGEN_MDIO_I2C_SEL_MAX_INDEX 3 +#define I40E_GLGEN_MDIO_I2C_SEL_MDIO_I2C_SEL_SHIFT 0 +#define I40E_GLGEN_MDIO_I2C_SEL_MDIO_I2C_SEL_MASK (0x1 << I40E_GLGEN_MDIO_I2C_SEL_MDIO_I2C_SEL_SHIFT) +#define I40E_GLGEN_MDIO_I2C_SEL_PHY_PORT_NUM_SHIFT 1 +#define I40E_GLGEN_MDIO_I2C_SEL_PHY_PORT_NUM_MASK (0xF << I40E_GLGEN_MDIO_I2C_SEL_PHY_PORT_NUM_SHIFT) +#define I40E_GLGEN_MDIO_I2C_SEL_PHY0_ADDRESS_SHIFT 5 +#define I40E_GLGEN_MDIO_I2C_SEL_PHY0_ADDRESS_MASK (0x1F << I40E_GLGEN_MDIO_I2C_SEL_PHY0_ADDRESS_SHIFT) +#define I40E_GLGEN_MDIO_I2C_SEL_PHY1_ADDRESS_SHIFT 10 +#define I40E_GLGEN_MDIO_I2C_SEL_PHY1_ADDRESS_MASK (0x1F << I40E_GLGEN_MDIO_I2C_SEL_PHY1_ADDRESS_SHIFT) +#define I40E_GLGEN_MDIO_I2C_SEL_PHY2_ADDRESS_SHIFT 15 +#define I40E_GLGEN_MDIO_I2C_SEL_PHY2_ADDRESS_MASK (0x1F << I40E_GLGEN_MDIO_I2C_SEL_PHY2_ADDRESS_SHIFT) +#define I40E_GLGEN_MDIO_I2C_SEL_PHY3_ADDRESS_SHIFT 20 +#define I40E_GLGEN_MDIO_I2C_SEL_PHY3_ADDRESS_MASK (0x1F << I40E_GLGEN_MDIO_I2C_SEL_PHY3_ADDRESS_SHIFT) +#define I40E_GLGEN_MDIO_I2C_SEL_MDIO_IF_MODE_SHIFT 25 +#define I40E_GLGEN_MDIO_I2C_SEL_MDIO_IF_MODE_MASK (0xF << I40E_GLGEN_MDIO_I2C_SEL_MDIO_IF_MODE_SHIFT) +#define I40E_GLGEN_MDIO_I2C_SEL_EN_FAST_MODE_SHIFT 31 +#define I40E_GLGEN_MDIO_I2C_SEL_EN_FAST_MODE_MASK (0x1 << I40E_GLGEN_MDIO_I2C_SEL_EN_FAST_MODE_SHIFT) +#define I40E_GLGEN_MSCA(_i) (0x0008818C + ((_i) * 4)) /* _i=0...3 */ +#define I40E_GLGEN_MSCA_MAX_INDEX 3 +#define I40E_GLGEN_MSCA_MDIADD_SHIFT 0 +#define I40E_GLGEN_MSCA_MDIADD_MASK (0xFFFF << I40E_GLGEN_MSCA_MDIADD_SHIFT) +#define I40E_GLGEN_MSCA_DEVADD_SHIFT 16 +#define I40E_GLGEN_MSCA_DEVADD_MASK (0x1F << I40E_GLGEN_MSCA_DEVADD_SHIFT) +#define I40E_GLGEN_MSCA_PHYADD_SHIFT 21 +#define I40E_GLGEN_MSCA_PHYADD_MASK (0x1F << I40E_GLGEN_MSCA_PHYADD_SHIFT) +#define I40E_GLGEN_MSCA_OPCODE_SHIFT 26 +#define I40E_GLGEN_MSCA_OPCODE_MASK (0x3 << I40E_GLGEN_MSCA_OPCODE_SHIFT) +#define I40E_GLGEN_MSCA_STCODE_SHIFT 28 +#define I40E_GLGEN_MSCA_STCODE_MASK (0x3 << I40E_GLGEN_MSCA_STCODE_SHIFT) +#define I40E_GLGEN_MSCA_MDICMD_SHIFT 30 +#define I40E_GLGEN_MSCA_MDICMD_MASK (0x1 << I40E_GLGEN_MSCA_MDICMD_SHIFT) +#define I40E_GLGEN_MSCA_MDIINPROGEN_SHIFT 31 +#define I40E_GLGEN_MSCA_MDIINPROGEN_MASK (0x1 << I40E_GLGEN_MSCA_MDIINPROGEN_SHIFT) +#define I40E_GLGEN_MSRWD(_i) (0x0008819C + ((_i) * 4)) /* _i=0...3 */ +#define I40E_GLGEN_MSRWD_MAX_INDEX 3 +#define I40E_GLGEN_MSRWD_MDIWRDATA_SHIFT 0 +#define I40E_GLGEN_MSRWD_MDIWRDATA_MASK (0xFFFF << I40E_GLGEN_MSRWD_MDIWRDATA_SHIFT) +#define I40E_GLGEN_MSRWD_MDIRDDATA_SHIFT 16 +#define I40E_GLGEN_MSRWD_MDIRDDATA_MASK (0xFFFF << I40E_GLGEN_MSRWD_MDIRDDATA_SHIFT) +#define I40E_GLGEN_PCIFCNCNT 0x001C0AB4 +#define I40E_GLGEN_PCIFCNCNT_PCIPFCNT_SHIFT 0 +#define I40E_GLGEN_PCIFCNCNT_PCIPFCNT_MASK (0x1F << I40E_GLGEN_PCIFCNCNT_PCIPFCNT_SHIFT) +#define I40E_GLGEN_PCIFCNCNT_PCIVFCNT_SHIFT 16 +#define I40E_GLGEN_PCIFCNCNT_PCIVFCNT_MASK (0xFF << I40E_GLGEN_PCIFCNCNT_PCIVFCNT_SHIFT) +#define I40E_GLGEN_PE_ENA 0x000B81A0 +#define I40E_GLGEN_PE_ENA_PE_ENA_SHIFT 0 +#define I40E_GLGEN_PE_ENA_PE_ENA_MASK (0x1 << I40E_GLGEN_PE_ENA_PE_ENA_SHIFT) +#define I40E_GLGEN_PE_ENA_PE_CLK_SRC_SEL_SHIFT 1 +#define I40E_GLGEN_PE_ENA_PE_CLK_SRC_SEL_MASK (0x3 << I40E_GLGEN_PE_ENA_PE_CLK_SRC_SEL_SHIFT) +#define I40E_GLGEN_RSTAT 0x000B8188 +#define I40E_GLGEN_RSTAT_DEVSTATE_SHIFT 0 +#define I40E_GLGEN_RSTAT_DEVSTATE_MASK (0x3 << I40E_GLGEN_RSTAT_DEVSTATE_SHIFT) +#define I40E_GLGEN_RSTAT_RESET_TYPE_SHIFT 2 +#define I40E_GLGEN_RSTAT_RESET_TYPE_MASK (0x3 << I40E_GLGEN_RSTAT_RESET_TYPE_SHIFT) +#define I40E_GLGEN_RSTAT_CORERCNT_SHIFT 4 +#define I40E_GLGEN_RSTAT_CORERCNT_MASK (0x3 << I40E_GLGEN_RSTAT_CORERCNT_SHIFT) +#define I40E_GLGEN_RSTAT_GLOBRCNT_SHIFT 6 +#define I40E_GLGEN_RSTAT_GLOBRCNT_MASK (0x3 << I40E_GLGEN_RSTAT_GLOBRCNT_SHIFT) +#define I40E_GLGEN_RSTAT_EMPRCNT_SHIFT 8 +#define I40E_GLGEN_RSTAT_EMPRCNT_MASK (0x3 << I40E_GLGEN_RSTAT_EMPRCNT_SHIFT) +#define I40E_GLGEN_RSTAT_TIME_TO_RST_SHIFT 10 +#define I40E_GLGEN_RSTAT_TIME_TO_RST_MASK (0x3F << I40E_GLGEN_RSTAT_TIME_TO_RST_SHIFT) +#define I40E_GLGEN_RSTCTL 0x000B8180 +#define I40E_GLGEN_RSTCTL_GRSTDEL_SHIFT 0 +#define I40E_GLGEN_RSTCTL_GRSTDEL_MASK (0x3F << I40E_GLGEN_RSTCTL_GRSTDEL_SHIFT) +#define I40E_GLGEN_RSTCTL_ECC_RST_ENA_SHIFT 8 +#define I40E_GLGEN_RSTCTL_ECC_RST_ENA_MASK (0x1 << I40E_GLGEN_RSTCTL_ECC_RST_ENA_SHIFT) +#define I40E_GLGEN_RSTENA_EMP 0x000B818C +#define I40E_GLGEN_RSTENA_EMP_EMP_RST_ENA_SHIFT 0 +#define I40E_GLGEN_RSTENA_EMP_EMP_RST_ENA_MASK (0x1 << I40E_GLGEN_RSTENA_EMP_EMP_RST_ENA_SHIFT) +#define I40E_GLGEN_RTRIG 0x000B8190 +#define I40E_GLGEN_RTRIG_CORER_SHIFT 0 +#define I40E_GLGEN_RTRIG_CORER_MASK (0x1 << I40E_GLGEN_RTRIG_CORER_SHIFT) +#define I40E_GLGEN_RTRIG_GLOBR_SHIFT 1 +#define I40E_GLGEN_RTRIG_GLOBR_MASK (0x1 << I40E_GLGEN_RTRIG_GLOBR_SHIFT) +#define I40E_GLGEN_RTRIG_EMPFWR_SHIFT 2 +#define I40E_GLGEN_RTRIG_EMPFWR_MASK (0x1 << I40E_GLGEN_RTRIG_EMPFWR_SHIFT) +#define I40E_GLGEN_STAT 0x000B612C +#define I40E_GLGEN_STAT_HWRSVD0_SHIFT 0 +#define I40E_GLGEN_STAT_HWRSVD0_MASK (0x3 << I40E_GLGEN_STAT_HWRSVD0_SHIFT) +#define I40E_GLGEN_STAT_DCBEN_SHIFT 2 +#define I40E_GLGEN_STAT_DCBEN_MASK (0x1 << I40E_GLGEN_STAT_DCBEN_SHIFT) +#define I40E_GLGEN_STAT_VTEN_SHIFT 3 +#define I40E_GLGEN_STAT_VTEN_MASK (0x1 << I40E_GLGEN_STAT_VTEN_SHIFT) +#define I40E_GLGEN_STAT_FCOEN_SHIFT 4 +#define I40E_GLGEN_STAT_FCOEN_MASK (0x1 << I40E_GLGEN_STAT_FCOEN_SHIFT) +#define I40E_GLGEN_STAT_EVBEN_SHIFT 5 +#define I40E_GLGEN_STAT_EVBEN_MASK (0x1 << I40E_GLGEN_STAT_EVBEN_SHIFT) +#define I40E_GLGEN_STAT_HWRSVD1_SHIFT 6 +#define I40E_GLGEN_STAT_HWRSVD1_MASK (0x3 << I40E_GLGEN_STAT_HWRSVD1_SHIFT) +#define I40E_GLGEN_VFLRSTAT(_i) (0x00092600 + ((_i) * 4)) /* _i=0...3 */ +#define I40E_GLGEN_VFLRSTAT_MAX_INDEX 3 +#define I40E_GLGEN_VFLRSTAT_VFLRE_SHIFT 0 +#define I40E_GLGEN_VFLRSTAT_VFLRE_MASK (0xFFFFFFFF << I40E_GLGEN_VFLRSTAT_VFLRE_SHIFT) +#define I40E_GLVFGEN_TIMER 0x000881BC +#define I40E_GLVFGEN_TIMER_GTIME_SHIFT 0 +#define I40E_GLVFGEN_TIMER_GTIME_MASK (0xFFFFFFFF << I40E_GLVFGEN_TIMER_GTIME_SHIFT) +#define I40E_PFGEN_CTRL 0x00092400 +#define I40E_PFGEN_CTRL_PFSWR_SHIFT 0 +#define I40E_PFGEN_CTRL_PFSWR_MASK (0x1 << I40E_PFGEN_CTRL_PFSWR_SHIFT) +#define I40E_PFGEN_DRUN 0x00092500 +#define I40E_PFGEN_DRUN_DRVUNLD_SHIFT 0 +#define I40E_PFGEN_DRUN_DRVUNLD_MASK (0x1 << I40E_PFGEN_DRUN_DRVUNLD_SHIFT) +#define I40E_PFGEN_PORTNUM 0x001C0480 +#define I40E_PFGEN_PORTNUM_PORT_NUM_SHIFT 0 +#define I40E_PFGEN_PORTNUM_PORT_NUM_MASK (0x3 << I40E_PFGEN_PORTNUM_PORT_NUM_SHIFT) +#define I40E_PFGEN_STATE 0x00088000 +#define I40E_PFGEN_STATE_PFPEEN_SHIFT 0 +#define I40E_PFGEN_STATE_PFPEEN_MASK (0x1 << I40E_PFGEN_STATE_PFPEEN_SHIFT) +#define I40E_PFGEN_STATE_PFFCEN_SHIFT 1 +#define I40E_PFGEN_STATE_PFFCEN_MASK (0x1 << I40E_PFGEN_STATE_PFFCEN_SHIFT) +#define I40E_PFGEN_STATE_PFLINKEN_SHIFT 2 +#define I40E_PFGEN_STATE_PFLINKEN_MASK (0x1 << I40E_PFGEN_STATE_PFLINKEN_SHIFT) +#define I40E_PFGEN_STATE_PFSCEN_SHIFT 3 +#define I40E_PFGEN_STATE_PFSCEN_MASK (0x1 << I40E_PFGEN_STATE_PFSCEN_SHIFT) +#define I40E_PRTGEN_CNF 0x000B8120 +#define I40E_PRTGEN_CNF_PORT_DIS_SHIFT 0 +#define I40E_PRTGEN_CNF_PORT_DIS_MASK (0x1 << I40E_PRTGEN_CNF_PORT_DIS_SHIFT) +#define I40E_PRTGEN_CNF_ALLOW_PORT_DIS_SHIFT 1 +#define I40E_PRTGEN_CNF_ALLOW_PORT_DIS_MASK (0x1 << I40E_PRTGEN_CNF_ALLOW_PORT_DIS_SHIFT) +#define I40E_PRTGEN_CNF_EMP_PORT_DIS_SHIFT 2 +#define I40E_PRTGEN_CNF_EMP_PORT_DIS_MASK (0x1 << I40E_PRTGEN_CNF_EMP_PORT_DIS_SHIFT) +#define I40E_PRTGEN_CNF2 0x000B8160 +#define I40E_PRTGEN_CNF2_ACTIVATE_PORT_LINK_SHIFT 0 +#define I40E_PRTGEN_CNF2_ACTIVATE_PORT_LINK_MASK (0x1 << I40E_PRTGEN_CNF2_ACTIVATE_PORT_LINK_SHIFT) +#define I40E_PRTGEN_STATUS 0x000B8100 +#define I40E_PRTGEN_STATUS_PORT_VALID_SHIFT 0 +#define I40E_PRTGEN_STATUS_PORT_VALID_MASK (0x1 << I40E_PRTGEN_STATUS_PORT_VALID_SHIFT) +#define I40E_PRTGEN_STATUS_PORT_ACTIVE_SHIFT 1 +#define I40E_PRTGEN_STATUS_PORT_ACTIVE_MASK (0x1 << I40E_PRTGEN_STATUS_PORT_ACTIVE_SHIFT) +#define I40E_VFGEN_RSTAT1(_VF) (0x00074400 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VFGEN_RSTAT1_MAX_INDEX 127 +#define I40E_VFGEN_RSTAT1_VFR_STATE_SHIFT 0 +#define I40E_VFGEN_RSTAT1_VFR_STATE_MASK (0x3 << I40E_VFGEN_RSTAT1_VFR_STATE_SHIFT) +#define I40E_VPGEN_VFRSTAT(_VF) (0x00091C00 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VPGEN_VFRSTAT_MAX_INDEX 127 +#define I40E_VPGEN_VFRSTAT_VFRD_SHIFT 0 +#define I40E_VPGEN_VFRSTAT_VFRD_MASK (0x1 << I40E_VPGEN_VFRSTAT_VFRD_SHIFT) +#define I40E_VPGEN_VFRTRIG(_VF) (0x00091800 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VPGEN_VFRTRIG_MAX_INDEX 127 +#define I40E_VPGEN_VFRTRIG_VFSWR_SHIFT 0 +#define I40E_VPGEN_VFRTRIG_VFSWR_MASK (0x1 << I40E_VPGEN_VFRTRIG_VFSWR_SHIFT) +#define I40E_VSIGEN_RSTAT(_VSI) (0x00090800 + ((_VSI) * 4)) /* _i=0...383 */ +#define I40E_VSIGEN_RSTAT_MAX_INDEX 383 +#define I40E_VSIGEN_RSTAT_VMRD_SHIFT 0 +#define I40E_VSIGEN_RSTAT_VMRD_MASK (0x1 << I40E_VSIGEN_RSTAT_VMRD_SHIFT) +#define I40E_VSIGEN_RTRIG(_VSI) (0x00090000 + ((_VSI) * 4)) /* _i=0...383 */ +#define I40E_VSIGEN_RTRIG_MAX_INDEX 383 +#define I40E_VSIGEN_RTRIG_VMSWR_SHIFT 0 +#define I40E_VSIGEN_RTRIG_VMSWR_MASK (0x1 << I40E_VSIGEN_RTRIG_VMSWR_SHIFT) +#define I40E_GLHMC_APBVTINUSEBASE(_i) (0x000C4a00 + ((_i) * 4)) +#define I40E_GLHMC_APBVTINUSEBASE_MAX_INDEX 15 +#define I40E_GLHMC_APBVTINUSEBASE_FPMAPBINUSEBASE_SHIFT 0 +#define I40E_GLHMC_APBVTINUSEBASE_FPMAPBINUSEBASE_MASK (0xFFFFFF << I40E_GLHMC_APBVTINUSEBASE_FPMAPBINUSEBASE_SHIFT) +#define I40E_GLHMC_CEQPART(_i) (0x001312C0 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_CEQPART_MAX_INDEX 15 +#define I40E_GLHMC_CEQPART_PMCEQBASE_SHIFT 0 +#define I40E_GLHMC_CEQPART_PMCEQBASE_MASK (0xFF << I40E_GLHMC_CEQPART_PMCEQBASE_SHIFT) +#define I40E_GLHMC_CEQPART_PMCEQSIZE_SHIFT 16 +#define I40E_GLHMC_CEQPART_PMCEQSIZE_MASK (0x1FF << I40E_GLHMC_CEQPART_PMCEQSIZE_SHIFT) +#define I40E_GLHMC_DBCQPART(_i) (0x00131240 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_DBCQPART_MAX_INDEX 15 +#define I40E_GLHMC_DBCQPART_PMDBCQBASE_SHIFT 0 +#define I40E_GLHMC_DBCQPART_PMDBCQBASE_MASK (0x3FFF << I40E_GLHMC_DBCQPART_PMDBCQBASE_SHIFT) +#define I40E_GLHMC_DBCQPART_PMDBCQSIZE_SHIFT 16 +#define I40E_GLHMC_DBCQPART_PMDBCQSIZE_MASK (0x7FFF << I40E_GLHMC_DBCQPART_PMDBCQSIZE_SHIFT) +#define I40E_GLHMC_DBQPPART(_i) (0x00138D80 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_DBQPPART_MAX_INDEX 15 +#define I40E_GLHMC_DBQPPART_PMDBQPBASE_SHIFT 0 +#define I40E_GLHMC_DBQPPART_PMDBQPBASE_MASK (0x3FFF << I40E_GLHMC_DBQPPART_PMDBQPBASE_SHIFT) +#define I40E_GLHMC_DBQPPART_PMDBQPSIZE_SHIFT 16 +#define I40E_GLHMC_DBQPPART_PMDBQPSIZE_MASK (0x7FFF << I40E_GLHMC_DBQPPART_PMDBQPSIZE_SHIFT) +#define I40E_GLHMC_FCOEDDPBASE(_i) (0x000C6600 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_FCOEDDPBASE_MAX_INDEX 15 +#define I40E_GLHMC_FCOEDDPBASE_FPMFCOEDDPBASE_SHIFT 0 +#define I40E_GLHMC_FCOEDDPBASE_FPMFCOEDDPBASE_MASK (0xFFFFFF << I40E_GLHMC_FCOEDDPBASE_FPMFCOEDDPBASE_SHIFT) +#define I40E_GLHMC_FCOEDDPCNT(_i) (0x000C6700 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_FCOEDDPCNT_MAX_INDEX 15 +#define I40E_GLHMC_FCOEDDPCNT_FPMFCOEDDPCNT_SHIFT 0 +#define I40E_GLHMC_FCOEDDPCNT_FPMFCOEDDPCNT_MASK (0xFFFFF << I40E_GLHMC_FCOEDDPCNT_FPMFCOEDDPCNT_SHIFT) +#define I40E_GLHMC_FCOEDDPOBJSZ 0x000C2010 +#define I40E_GLHMC_FCOEDDPOBJSZ_PMFCOEDDPOBJSZ_SHIFT 0 +#define I40E_GLHMC_FCOEDDPOBJSZ_PMFCOEDDPOBJSZ_MASK (0xF << I40E_GLHMC_FCOEDDPOBJSZ_PMFCOEDDPOBJSZ_SHIFT) +#define I40E_GLHMC_FCOEFBASE(_i) (0x000C6800 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_FCOEFBASE_MAX_INDEX 15 +#define I40E_GLHMC_FCOEFBASE_FPMFCOEFBASE_SHIFT 0 +#define I40E_GLHMC_FCOEFBASE_FPMFCOEFBASE_MASK (0xFFFFFF << I40E_GLHMC_FCOEFBASE_FPMFCOEFBASE_SHIFT) +#define I40E_GLHMC_FCOEFCNT(_i) (0x000C6900 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_FCOEFCNT_MAX_INDEX 15 +#define I40E_GLHMC_FCOEFCNT_FPMFCOEFCNT_SHIFT 0 +#define I40E_GLHMC_FCOEFCNT_FPMFCOEFCNT_MASK (0x7FFFFF << I40E_GLHMC_FCOEFCNT_FPMFCOEFCNT_SHIFT) +#define I40E_GLHMC_FCOEFMAX 0x000C20D0 +#define I40E_GLHMC_FCOEFMAX_PMFCOEFMAX_SHIFT 0 +#define I40E_GLHMC_FCOEFMAX_PMFCOEFMAX_MASK (0xFFFF << I40E_GLHMC_FCOEFMAX_PMFCOEFMAX_SHIFT) +#define I40E_GLHMC_FCOEFOBJSZ 0x000C2018 +#define I40E_GLHMC_FCOEFOBJSZ_PMFCOEFOBJSZ_SHIFT 0 +#define I40E_GLHMC_FCOEFOBJSZ_PMFCOEFOBJSZ_MASK (0xF << I40E_GLHMC_FCOEFOBJSZ_PMFCOEFOBJSZ_SHIFT) +#define I40E_GLHMC_FCOEMAX 0x000C2014 +#define I40E_GLHMC_FCOEMAX_PMFCOEMAX_SHIFT 0 +#define I40E_GLHMC_FCOEMAX_PMFCOEMAX_MASK (0x1FFF << I40E_GLHMC_FCOEMAX_PMFCOEMAX_SHIFT) +#define I40E_GLHMC_FSIAVBASE(_i) (0x000C5600 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_FSIAVBASE_MAX_INDEX 15 +#define I40E_GLHMC_FSIAVBASE_FPMFSIAVBASE_SHIFT 0 +#define I40E_GLHMC_FSIAVBASE_FPMFSIAVBASE_MASK (0xFFFFFF << I40E_GLHMC_FSIAVBASE_FPMFSIAVBASE_SHIFT) +#define I40E_GLHMC_FSIAVCNT(_i) (0x000C5700 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_FSIAVCNT_MAX_INDEX 15 +#define I40E_GLHMC_FSIAVCNT_FPMFSIAVCNT_SHIFT 0 +#define I40E_GLHMC_FSIAVCNT_FPMFSIAVCNT_MASK (0x1FFFFFFF << I40E_GLHMC_FSIAVCNT_FPMFSIAVCNT_SHIFT) +#define I40E_GLHMC_FSIAVCNT_RSVD_SHIFT 29 +#define I40E_GLHMC_FSIAVCNT_RSVD_MASK (0x7 << I40E_GLHMC_FSIAVCNT_RSVD_SHIFT) +#define I40E_GLHMC_FSIAVMAX 0x000C2068 +#define I40E_GLHMC_FSIAVMAX_PMFSIAVMAX_SHIFT 0 +#define I40E_GLHMC_FSIAVMAX_PMFSIAVMAX_MASK (0x1FFFF << I40E_GLHMC_FSIAVMAX_PMFSIAVMAX_SHIFT) +#define I40E_GLHMC_FSIAVOBJSZ 0x000C2064 +#define I40E_GLHMC_FSIAVOBJSZ_PMFSIAVOBJSZ_SHIFT 0 +#define I40E_GLHMC_FSIAVOBJSZ_PMFSIAVOBJSZ_MASK (0xF << I40E_GLHMC_FSIAVOBJSZ_PMFSIAVOBJSZ_SHIFT) +#define I40E_GLHMC_FSIMCBASE(_i) (0x000C6000 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_FSIMCBASE_MAX_INDEX 15 +#define I40E_GLHMC_FSIMCBASE_FPMFSIMCBASE_SHIFT 0 +#define I40E_GLHMC_FSIMCBASE_FPMFSIMCBASE_MASK (0xFFFFFF << I40E_GLHMC_FSIMCBASE_FPMFSIMCBASE_SHIFT) +#define I40E_GLHMC_FSIMCCNT(_i) (0x000C6100 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_FSIMCCNT_MAX_INDEX 15 +#define I40E_GLHMC_FSIMCCNT_FPMFSIMCSZ_SHIFT 0 +#define I40E_GLHMC_FSIMCCNT_FPMFSIMCSZ_MASK (0x1FFFFFFF << I40E_GLHMC_FSIMCCNT_FPMFSIMCSZ_SHIFT) +#define I40E_GLHMC_FSIMCMAX 0x000C2060 +#define I40E_GLHMC_FSIMCMAX_PMFSIMCMAX_SHIFT 0 +#define I40E_GLHMC_FSIMCMAX_PMFSIMCMAX_MASK (0x3FFF << I40E_GLHMC_FSIMCMAX_PMFSIMCMAX_SHIFT) +#define I40E_GLHMC_FSIMCOBJSZ 0x000C205c +#define I40E_GLHMC_FSIMCOBJSZ_PMFSIMCOBJSZ_SHIFT 0 +#define I40E_GLHMC_FSIMCOBJSZ_PMFSIMCOBJSZ_MASK (0xF << I40E_GLHMC_FSIMCOBJSZ_PMFSIMCOBJSZ_SHIFT) +#define I40E_GLHMC_LANQMAX 0x000C2008 +#define I40E_GLHMC_LANQMAX_PMLANQMAX_SHIFT 0 +#define I40E_GLHMC_LANQMAX_PMLANQMAX_MASK (0x7FF << I40E_GLHMC_LANQMAX_PMLANQMAX_SHIFT) +#define I40E_GLHMC_LANRXBASE(_i) (0x000C6400 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_LANRXBASE_MAX_INDEX 15 +#define I40E_GLHMC_LANRXBASE_FPMLANRXBASE_SHIFT 0 +#define I40E_GLHMC_LANRXBASE_FPMLANRXBASE_MASK (0xFFFFFF << I40E_GLHMC_LANRXBASE_FPMLANRXBASE_SHIFT) +#define I40E_GLHMC_LANRXCNT(_i) (0x000C6500 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_LANRXCNT_MAX_INDEX 15 +#define I40E_GLHMC_LANRXCNT_FPMLANRXCNT_SHIFT 0 +#define I40E_GLHMC_LANRXCNT_FPMLANRXCNT_MASK (0x7FF << I40E_GLHMC_LANRXCNT_FPMLANRXCNT_SHIFT) +#define I40E_GLHMC_LANRXOBJSZ 0x000C200c +#define I40E_GLHMC_LANRXOBJSZ_PMLANRXOBJSZ_SHIFT 0 +#define I40E_GLHMC_LANRXOBJSZ_PMLANRXOBJSZ_MASK (0xF << I40E_GLHMC_LANRXOBJSZ_PMLANRXOBJSZ_SHIFT) +#define I40E_GLHMC_LANTXBASE(_i) (0x000C6200 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_LANTXBASE_MAX_INDEX 15 +#define I40E_GLHMC_LANTXBASE_FPMLANTXBASE_SHIFT 0 +#define I40E_GLHMC_LANTXBASE_FPMLANTXBASE_MASK (0xFFFFFF << I40E_GLHMC_LANTXBASE_FPMLANTXBASE_SHIFT) +#define I40E_GLHMC_LANTXBASE_RSVD_SHIFT 24 +#define I40E_GLHMC_LANTXBASE_RSVD_MASK (0xFF << I40E_GLHMC_LANTXBASE_RSVD_SHIFT) +#define I40E_GLHMC_LANTXCNT(_i) (0x000C6300 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_LANTXCNT_MAX_INDEX 15 +#define I40E_GLHMC_LANTXCNT_FPMLANTXCNT_SHIFT 0 +#define I40E_GLHMC_LANTXCNT_FPMLANTXCNT_MASK (0x7FF << I40E_GLHMC_LANTXCNT_FPMLANTXCNT_SHIFT) +#define I40E_GLHMC_LANTXOBJSZ 0x000C2004 +#define I40E_GLHMC_LANTXOBJSZ_PMLANTXOBJSZ_SHIFT 0 +#define I40E_GLHMC_LANTXOBJSZ_PMLANTXOBJSZ_MASK (0xF << I40E_GLHMC_LANTXOBJSZ_PMLANTXOBJSZ_SHIFT) +#define I40E_GLHMC_PEARPBASE(_i) (0x000C4800 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_PEARPBASE_MAX_INDEX 15 +#define I40E_GLHMC_PEARPBASE_FPMPEARPBASE_SHIFT 0 +#define I40E_GLHMC_PEARPBASE_FPMPEARPBASE_MASK (0xFFFFFF << I40E_GLHMC_PEARPBASE_FPMPEARPBASE_SHIFT) +#define I40E_GLHMC_PEARPCNT(_i) (0x000C4900 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_PEARPCNT_MAX_INDEX 15 +#define I40E_GLHMC_PEARPCNT_FPMPEARPCNT_SHIFT 0 +#define I40E_GLHMC_PEARPCNT_FPMPEARPCNT_MASK (0x1FFFFFFF << I40E_GLHMC_PEARPCNT_FPMPEARPCNT_SHIFT) +#define I40E_GLHMC_PEARPMAX 0x000C2038 +#define I40E_GLHMC_PEARPMAX_PMPEARPMAX_SHIFT 0 +#define I40E_GLHMC_PEARPMAX_PMPEARPMAX_MASK (0x1FFFF << I40E_GLHMC_PEARPMAX_PMPEARPMAX_SHIFT) +#define I40E_GLHMC_PEARPOBJSZ 0x000C2034 +#define I40E_GLHMC_PEARPOBJSZ_PMPEARPOBJSZ_SHIFT 0 +#define I40E_GLHMC_PEARPOBJSZ_PMPEARPOBJSZ_MASK (0x7 << I40E_GLHMC_PEARPOBJSZ_PMPEARPOBJSZ_SHIFT) +#define I40E_GLHMC_PECQBASE(_i) (0x000C4200 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_PECQBASE_MAX_INDEX 15 +#define I40E_GLHMC_PECQBASE_FPMPECQBASE_SHIFT 0 +#define I40E_GLHMC_PECQBASE_FPMPECQBASE_MASK (0xFFFFFF << I40E_GLHMC_PECQBASE_FPMPECQBASE_SHIFT) +#define I40E_GLHMC_PECQCNT(_i) (0x000C4300 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_PECQCNT_MAX_INDEX 15 +#define I40E_GLHMC_PECQCNT_FPMPECQCNT_SHIFT 0 +#define I40E_GLHMC_PECQCNT_FPMPECQCNT_MASK (0x1FFFFFFF << I40E_GLHMC_PECQCNT_FPMPECQCNT_SHIFT) +#define I40E_GLHMC_PECQOBJSZ 0x000C2020 +#define I40E_GLHMC_PECQOBJSZ_PMPECQOBJSZ_SHIFT 0 +#define I40E_GLHMC_PECQOBJSZ_PMPECQOBJSZ_MASK (0xF << I40E_GLHMC_PECQOBJSZ_PMPECQOBJSZ_SHIFT) +#define I40E_GLHMC_PEHTCNT(_i) (0x000C4700 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_PEHTCNT_MAX_INDEX 15 +#define I40E_GLHMC_PEHTCNT_FPMPEHTCNT_SHIFT 0 +#define I40E_GLHMC_PEHTCNT_FPMPEHTCNT_MASK (0x1FFFFFFF << I40E_GLHMC_PEHTCNT_FPMPEHTCNT_SHIFT) +#define I40E_GLHMC_PEHTEBASE(_i) (0x000C4600 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_PEHTEBASE_MAX_INDEX 15 +#define I40E_GLHMC_PEHTEBASE_FPMPEHTEBASE_SHIFT 0 +#define I40E_GLHMC_PEHTEBASE_FPMPEHTEBASE_MASK (0xFFFFFF << I40E_GLHMC_PEHTEBASE_FPMPEHTEBASE_SHIFT) +#define I40E_GLHMC_PEHTEOBJSZ 0x000C202c +#define I40E_GLHMC_PEHTEOBJSZ_PMPEHTEOBJSZ_SHIFT 0 +#define I40E_GLHMC_PEHTEOBJSZ_PMPEHTEOBJSZ_MASK (0xF << I40E_GLHMC_PEHTEOBJSZ_PMPEHTEOBJSZ_SHIFT) +#define I40E_GLHMC_PEHTMAX 0x000C2030 +#define I40E_GLHMC_PEHTMAX_PMPEHTMAX_SHIFT 0 +#define I40E_GLHMC_PEHTMAX_PMPEHTMAX_MASK (0x1FFFFF << I40E_GLHMC_PEHTMAX_PMPEHTMAX_SHIFT) +#define I40E_GLHMC_PEMRBASE(_i) (0x000C4c00 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_PEMRBASE_MAX_INDEX 15 +#define I40E_GLHMC_PEMRBASE_FPMPEMRBASE_SHIFT 0 +#define I40E_GLHMC_PEMRBASE_FPMPEMRBASE_MASK (0xFFFFFF << I40E_GLHMC_PEMRBASE_FPMPEMRBASE_SHIFT) +#define I40E_GLHMC_PEMRCNT(_i) (0x000C4d00 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_PEMRCNT_MAX_INDEX 15 +#define I40E_GLHMC_PEMRCNT_FPMPEMRSZ_SHIFT 0 +#define I40E_GLHMC_PEMRCNT_FPMPEMRSZ_MASK (0x1FFFFFFF << I40E_GLHMC_PEMRCNT_FPMPEMRSZ_SHIFT) +#define I40E_GLHMC_PEMRMAX 0x000C2040 +#define I40E_GLHMC_PEMRMAX_PMPEMRMAX_SHIFT 0 +#define I40E_GLHMC_PEMRMAX_PMPEMRMAX_MASK (0x7FFFFF << I40E_GLHMC_PEMRMAX_PMPEMRMAX_SHIFT) +#define I40E_GLHMC_PEMROBJSZ 0x000C203c +#define I40E_GLHMC_PEMROBJSZ_PMPEMROBJSZ_SHIFT 0 +#define I40E_GLHMC_PEMROBJSZ_PMPEMROBJSZ_MASK (0xF << I40E_GLHMC_PEMROBJSZ_PMPEMROBJSZ_SHIFT) +#define I40E_GLHMC_PEPBLBASE(_i) (0x000C5800 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_PEPBLBASE_MAX_INDEX 15 +#define I40E_GLHMC_PEPBLBASE_FPMPEPBLBASE_SHIFT 0 +#define I40E_GLHMC_PEPBLBASE_FPMPEPBLBASE_MASK (0xFFFFFF << I40E_GLHMC_PEPBLBASE_FPMPEPBLBASE_SHIFT) +#define I40E_GLHMC_PEPBLCNT(_i) (0x000C5900 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_PEPBLCNT_MAX_INDEX 15 +#define I40E_GLHMC_PEPBLCNT_FPMPEPBLCNT_SHIFT 0 +#define I40E_GLHMC_PEPBLCNT_FPMPEPBLCNT_MASK (0x1FFFFFFF << I40E_GLHMC_PEPBLCNT_FPMPEPBLCNT_SHIFT) +#define I40E_GLHMC_PEPBLMAX 0x000C206c +#define I40E_GLHMC_PEPBLMAX_PMPEPBLMAX_SHIFT 0 +#define I40E_GLHMC_PEPBLMAX_PMPEPBLMAX_MASK (0x1FFFFFFF << I40E_GLHMC_PEPBLMAX_PMPEPBLMAX_SHIFT) +#define I40E_GLHMC_PEQ1BASE(_i) (0x000C5200 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_PEQ1BASE_MAX_INDEX 15 +#define I40E_GLHMC_PEQ1BASE_FPMPEQ1BASE_SHIFT 0 +#define I40E_GLHMC_PEQ1BASE_FPMPEQ1BASE_MASK (0xFFFFFF << I40E_GLHMC_PEQ1BASE_FPMPEQ1BASE_SHIFT) +#define I40E_GLHMC_PEQ1CNT(_i) (0x000C5300 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_PEQ1CNT_MAX_INDEX 15 +#define I40E_GLHMC_PEQ1CNT_FPMPEQ1CNT_SHIFT 0 +#define I40E_GLHMC_PEQ1CNT_FPMPEQ1CNT_MASK (0x1FFFFFFF << I40E_GLHMC_PEQ1CNT_FPMPEQ1CNT_SHIFT) +#define I40E_GLHMC_PEQ1FLBASE(_i) (0x000C5400 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_PEQ1FLBASE_MAX_INDEX 15 +#define I40E_GLHMC_PEQ1FLBASE_FPMPEQ1FLBASE_SHIFT 0 +#define I40E_GLHMC_PEQ1FLBASE_FPMPEQ1FLBASE_MASK (0xFFFFFF << I40E_GLHMC_PEQ1FLBASE_FPMPEQ1FLBASE_SHIFT) +#define I40E_GLHMC_PEQ1FLCNT(_i) (0x000C5500 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_PEQ1FLCNT_MAX_INDEX 15 +#define I40E_GLHMC_PEQ1FLCNT_FPMPEQ1FLCNT_SHIFT 0 +#define I40E_GLHMC_PEQ1FLCNT_FPMPEQ1FLCNT_MASK (0x1FFFFFFF << I40E_GLHMC_PEQ1FLCNT_FPMPEQ1FLCNT_SHIFT) +#define I40E_GLHMC_PEQ1FLMAX 0x000C2058 +#define I40E_GLHMC_PEQ1FLMAX_PMPEQ1FLMAX_SHIFT 0 +#define I40E_GLHMC_PEQ1FLMAX_PMPEQ1FLMAX_MASK (0x3FFFFF << I40E_GLHMC_PEQ1FLMAX_PMPEQ1FLMAX_SHIFT) +#define I40E_GLHMC_PEQ1MAX 0x000C2054 +#define I40E_GLHMC_PEQ1MAX_PMPEQ1MAX_SHIFT 0 +#define I40E_GLHMC_PEQ1MAX_PMPEQ1MAX_MASK (0x3FFFFFF << I40E_GLHMC_PEQ1MAX_PMPEQ1MAX_SHIFT) +#define I40E_GLHMC_PEQ1OBJSZ 0x000C2050 +#define I40E_GLHMC_PEQ1OBJSZ_PMPEQ1OBJSZ_SHIFT 0 +#define I40E_GLHMC_PEQ1OBJSZ_PMPEQ1OBJSZ_MASK (0xF << I40E_GLHMC_PEQ1OBJSZ_PMPEQ1OBJSZ_SHIFT) +#define I40E_GLHMC_PEQPBASE(_i) (0x000C4000 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_PEQPBASE_MAX_INDEX 15 +#define I40E_GLHMC_PEQPBASE_FPMPEQPBASE_SHIFT 0 +#define I40E_GLHMC_PEQPBASE_FPMPEQPBASE_MASK (0xFFFFFF << I40E_GLHMC_PEQPBASE_FPMPEQPBASE_SHIFT) +#define I40E_GLHMC_PEQPCNT(_i) (0x000C4100 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_PEQPCNT_MAX_INDEX 15 +#define I40E_GLHMC_PEQPCNT_FPMPEQPCNT_SHIFT 0 +#define I40E_GLHMC_PEQPCNT_FPMPEQPCNT_MASK (0x1FFFFFFF << I40E_GLHMC_PEQPCNT_FPMPEQPCNT_SHIFT) +#define I40E_GLHMC_PEQPOBJSZ 0x000C201c +#define I40E_GLHMC_PEQPOBJSZ_PMPEQPOBJSZ_SHIFT 0 +#define I40E_GLHMC_PEQPOBJSZ_PMPEQPOBJSZ_MASK (0xF << I40E_GLHMC_PEQPOBJSZ_PMPEQPOBJSZ_SHIFT) +#define I40E_GLHMC_PESRQBASE(_i) (0x000C4400 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_PESRQBASE_MAX_INDEX 15 +#define I40E_GLHMC_PESRQBASE_FPMPESRQBASE_SHIFT 0 +#define I40E_GLHMC_PESRQBASE_FPMPESRQBASE_MASK (0xFFFFFF << I40E_GLHMC_PESRQBASE_FPMPESRQBASE_SHIFT) +#define I40E_GLHMC_PESRQCNT(_i) (0x000C4500 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_PESRQCNT_MAX_INDEX 15 +#define I40E_GLHMC_PESRQCNT_FPMPESRQCNT_SHIFT 0 +#define I40E_GLHMC_PESRQCNT_FPMPESRQCNT_MASK (0x1FFFFFFF << I40E_GLHMC_PESRQCNT_FPMPESRQCNT_SHIFT) +#define I40E_GLHMC_PESRQMAX 0x000C2028 +#define I40E_GLHMC_PESRQMAX_PMPESRQMAX_SHIFT 0 +#define I40E_GLHMC_PESRQMAX_PMPESRQMAX_MASK (0xFFFF << I40E_GLHMC_PESRQMAX_PMPESRQMAX_SHIFT) +#define I40E_GLHMC_PESRQOBJSZ 0x000C2024 +#define I40E_GLHMC_PESRQOBJSZ_PMPESRQOBJSZ_SHIFT 0 +#define I40E_GLHMC_PESRQOBJSZ_PMPESRQOBJSZ_MASK (0xF << I40E_GLHMC_PESRQOBJSZ_PMPESRQOBJSZ_SHIFT) +#define I40E_GLHMC_PESRQOBJSZ_RSVD_SHIFT 4 +#define I40E_GLHMC_PESRQOBJSZ_RSVD_MASK (0xFFFFFFF << I40E_GLHMC_PESRQOBJSZ_RSVD_SHIFT) +#define I40E_GLHMC_PETIMERBASE(_i) (0x000C5A00 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_PETIMERBASE_MAX_INDEX 15 +#define I40E_GLHMC_PETIMERBASE_FPMPETIMERBASE_SHIFT 0 +#define I40E_GLHMC_PETIMERBASE_FPMPETIMERBASE_MASK (0xFFFFFF << I40E_GLHMC_PETIMERBASE_FPMPETIMERBASE_SHIFT) +#define I40E_GLHMC_PETIMERCNT(_i) (0x000C5B00 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_PETIMERCNT_MAX_INDEX 15 +#define I40E_GLHMC_PETIMERCNT_FPMPETIMERCNT_SHIFT 0 +#define I40E_GLHMC_PETIMERCNT_FPMPETIMERCNT_MASK (0x1FFFFFFF << I40E_GLHMC_PETIMERCNT_FPMPETIMERCNT_SHIFT) +#define I40E_GLHMC_PETIMERMAX 0x000C2084 +#define I40E_GLHMC_PETIMERMAX_PMPETIMERMAX_SHIFT 0 +#define I40E_GLHMC_PETIMERMAX_PMPETIMERMAX_MASK (0x1FFFFFFF << I40E_GLHMC_PETIMERMAX_PMPETIMERMAX_SHIFT) +#define I40E_GLHMC_PETIMEROBJSZ 0x000C2080 +#define I40E_GLHMC_PETIMEROBJSZ_PMPETIMEROBJSZ_SHIFT 0 +#define I40E_GLHMC_PETIMEROBJSZ_PMPETIMEROBJSZ_MASK (0xF << I40E_GLHMC_PETIMEROBJSZ_PMPETIMEROBJSZ_SHIFT) +#define I40E_GLHMC_PEXFBASE(_i) (0x000C4e00 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_PEXFBASE_MAX_INDEX 15 +#define I40E_GLHMC_PEXFBASE_FPMPEXFBASE_SHIFT 0 +#define I40E_GLHMC_PEXFBASE_FPMPEXFBASE_MASK (0xFFFFFF << I40E_GLHMC_PEXFBASE_FPMPEXFBASE_SHIFT) +#define I40E_GLHMC_PEXFCNT(_i) (0x000C4f00 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_PEXFCNT_MAX_INDEX 15 +#define I40E_GLHMC_PEXFCNT_FPMPEXFCNT_SHIFT 0 +#define I40E_GLHMC_PEXFCNT_FPMPEXFCNT_MASK (0x1FFFFFFF << I40E_GLHMC_PEXFCNT_FPMPEXFCNT_SHIFT) +#define I40E_GLHMC_PEXFFLBASE(_i) (0x000C5000 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_PEXFFLBASE_MAX_INDEX 15 +#define I40E_GLHMC_PEXFFLBASE_FPMPEXFFLBASE_SHIFT 0 +#define I40E_GLHMC_PEXFFLBASE_FPMPEXFFLBASE_MASK (0xFFFFFF << I40E_GLHMC_PEXFFLBASE_FPMPEXFFLBASE_SHIFT) +#define I40E_GLHMC_PEXFFLCNT(_i) (0x000C5100 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_PEXFFLCNT_MAX_INDEX 15 +#define I40E_GLHMC_PEXFFLCNT_FPMPEXFFLCNT_SHIFT 0 +#define I40E_GLHMC_PEXFFLCNT_FPMPEXFFLCNT_MASK (0x1FFFFFFF << I40E_GLHMC_PEXFFLCNT_FPMPEXFFLCNT_SHIFT) +#define I40E_GLHMC_PEXFFLMAX 0x000C204c +#define I40E_GLHMC_PEXFFLMAX_PMPEXFFLMAX_SHIFT 0 +#define I40E_GLHMC_PEXFFLMAX_PMPEXFFLMAX_MASK (0x3FFFFF << I40E_GLHMC_PEXFFLMAX_PMPEXFFLMAX_SHIFT) +#define I40E_GLHMC_PEXFMAX 0x000C2048 +#define I40E_GLHMC_PEXFMAX_PMPEXFMAX_SHIFT 0 +#define I40E_GLHMC_PEXFMAX_PMPEXFMAX_MASK (0x3FFFFFF << I40E_GLHMC_PEXFMAX_PMPEXFMAX_SHIFT) +#define I40E_GLHMC_PEXFOBJSZ 0x000C2044 +#define I40E_GLHMC_PEXFOBJSZ_PMPEXFOBJSZ_SHIFT 0 +#define I40E_GLHMC_PEXFOBJSZ_PMPEXFOBJSZ_MASK (0xF << I40E_GLHMC_PEXFOBJSZ_PMPEXFOBJSZ_SHIFT) +#define I40E_GLHMC_PEXFOBJSZ_RSVD_SHIFT 4 +#define I40E_GLHMC_PEXFOBJSZ_RSVD_MASK (0xFFFFFFF << I40E_GLHMC_PEXFOBJSZ_RSVD_SHIFT) +#define I40E_GLHMC_PFASSIGN(_i) (0x000C0c00 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_PFASSIGN_MAX_INDEX 15 +#define I40E_GLHMC_PFASSIGN_PMFCNPFASSIGN_SHIFT 0 +#define I40E_GLHMC_PFASSIGN_PMFCNPFASSIGN_MASK (0xF << I40E_GLHMC_PFASSIGN_PMFCNPFASSIGN_SHIFT) +#define I40E_GLHMC_SDPART(_i) (0x000C0800 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLHMC_SDPART_MAX_INDEX 15 +#define I40E_GLHMC_SDPART_PMSDBASE_SHIFT 0 +#define I40E_GLHMC_SDPART_PMSDBASE_MASK (0xFFF << I40E_GLHMC_SDPART_PMSDBASE_SHIFT) +#define I40E_GLHMC_SDPART_PMSDSIZE_SHIFT 16 +#define I40E_GLHMC_SDPART_PMSDSIZE_MASK (0x1FFF << I40E_GLHMC_SDPART_PMSDSIZE_SHIFT) +#define I40E_GLHMC_VFAPBVTINUSEBASE(_i) (0x000Cca00 + ((_i) * 4)) +#define I40E_GLHMC_VFAPBVTINUSEBASE_MAX_INDEX 31 +#define I40E_GLHMC_VFAPBVTINUSEBASE_FPMAPBINUSEBASE_SHIFT 0 +#define I40E_GLHMC_VFAPBVTINUSEBASE_FPMAPBINUSEBASE_MASK (0xFFFFFF << I40E_GLHMC_VFAPBVTINUSEBASE_FPMAPBINUSEBASE_SHIFT) +#define I40E_GLHMC_VFCEQPART(_i) (0x00132240 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLHMC_VFCEQPART_MAX_INDEX 31 +#define I40E_GLHMC_VFCEQPART_PMCEQBASE_SHIFT 0 +#define I40E_GLHMC_VFCEQPART_PMCEQBASE_MASK (0xFF << I40E_GLHMC_VFCEQPART_PMCEQBASE_SHIFT) +#define I40E_GLHMC_VFCEQPART_PMCEQSIZE_SHIFT 16 +#define I40E_GLHMC_VFCEQPART_PMCEQSIZE_MASK (0x1FF << I40E_GLHMC_VFCEQPART_PMCEQSIZE_SHIFT) +#define I40E_GLHMC_VFDBCQPART(_i) (0x00132140 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLHMC_VFDBCQPART_MAX_INDEX 31 +#define I40E_GLHMC_VFDBCQPART_PMDBCQBASE_SHIFT 0 +#define I40E_GLHMC_VFDBCQPART_PMDBCQBASE_MASK (0x3FFF << I40E_GLHMC_VFDBCQPART_PMDBCQBASE_SHIFT) +#define I40E_GLHMC_VFDBCQPART_PMDBCQSIZE_SHIFT 16 +#define I40E_GLHMC_VFDBCQPART_PMDBCQSIZE_MASK (0x7FFF << I40E_GLHMC_VFDBCQPART_PMDBCQSIZE_SHIFT) +#define I40E_GLHMC_VFDBQPPART(_i) (0x00138E00 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLHMC_VFDBQPPART_MAX_INDEX 31 +#define I40E_GLHMC_VFDBQPPART_PMDBQPBASE_SHIFT 0 +#define I40E_GLHMC_VFDBQPPART_PMDBQPBASE_MASK (0x3FFF << I40E_GLHMC_VFDBQPPART_PMDBQPBASE_SHIFT) +#define I40E_GLHMC_VFDBQPPART_PMDBQPSIZE_SHIFT 16 +#define I40E_GLHMC_VFDBQPPART_PMDBQPSIZE_MASK (0x7FFF << I40E_GLHMC_VFDBQPPART_PMDBQPSIZE_SHIFT) +#define I40E_GLHMC_VFFSIAVBASE(_i) (0x000Cd600 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLHMC_VFFSIAVBASE_MAX_INDEX 31 +#define I40E_GLHMC_VFFSIAVBASE_FPMFSIAVBASE_SHIFT 0 +#define I40E_GLHMC_VFFSIAVBASE_FPMFSIAVBASE_MASK (0xFFFFFF << I40E_GLHMC_VFFSIAVBASE_FPMFSIAVBASE_SHIFT) +#define I40E_GLHMC_VFFSIAVCNT(_i) (0x000Cd700 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLHMC_VFFSIAVCNT_MAX_INDEX 31 +#define I40E_GLHMC_VFFSIAVCNT_FPMFSIAVCNT_SHIFT 0 +#define I40E_GLHMC_VFFSIAVCNT_FPMFSIAVCNT_MASK (0x1FFFFFFF << I40E_GLHMC_VFFSIAVCNT_FPMFSIAVCNT_SHIFT) +#define I40E_GLHMC_VFFSIAVCNT_RSVD_SHIFT 29 +#define I40E_GLHMC_VFFSIAVCNT_RSVD_MASK (0x7 << I40E_GLHMC_VFFSIAVCNT_RSVD_SHIFT) +#define I40E_GLHMC_VFPDINV(_i) (0x000C8300 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLHMC_VFPDINV_MAX_INDEX 31 +#define I40E_GLHMC_VFPDINV_PMSDIDX_SHIFT 0 +#define I40E_GLHMC_VFPDINV_PMSDIDX_MASK (0xFFF << I40E_GLHMC_VFPDINV_PMSDIDX_SHIFT) +#define I40E_GLHMC_VFPDINV_PMPDIDX_SHIFT 16 +#define I40E_GLHMC_VFPDINV_PMPDIDX_MASK (0x1FF << I40E_GLHMC_VFPDINV_PMPDIDX_SHIFT) +#define I40E_GLHMC_VFPEARPBASE(_i) (0x000Cc800 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLHMC_VFPEARPBASE_MAX_INDEX 31 +#define I40E_GLHMC_VFPEARPBASE_FPMPEARPBASE_SHIFT 0 +#define I40E_GLHMC_VFPEARPBASE_FPMPEARPBASE_MASK (0xFFFFFF << I40E_GLHMC_VFPEARPBASE_FPMPEARPBASE_SHIFT) +#define I40E_GLHMC_VFPEARPCNT(_i) (0x000Cc900 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLHMC_VFPEARPCNT_MAX_INDEX 31 +#define I40E_GLHMC_VFPEARPCNT_FPMPEARPCNT_SHIFT 0 +#define I40E_GLHMC_VFPEARPCNT_FPMPEARPCNT_MASK (0x1FFFFFFF << I40E_GLHMC_VFPEARPCNT_FPMPEARPCNT_SHIFT) +#define I40E_GLHMC_VFPECQBASE(_i) (0x000Cc200 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLHMC_VFPECQBASE_MAX_INDEX 31 +#define I40E_GLHMC_VFPECQBASE_FPMPECQBASE_SHIFT 0 +#define I40E_GLHMC_VFPECQBASE_FPMPECQBASE_MASK (0xFFFFFF << I40E_GLHMC_VFPECQBASE_FPMPECQBASE_SHIFT) +#define I40E_GLHMC_VFPECQCNT(_i) (0x000Cc300 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLHMC_VFPECQCNT_MAX_INDEX 31 +#define I40E_GLHMC_VFPECQCNT_FPMPECQCNT_SHIFT 0 +#define I40E_GLHMC_VFPECQCNT_FPMPECQCNT_MASK (0x1FFFFFFF << I40E_GLHMC_VFPECQCNT_FPMPECQCNT_SHIFT) +#define I40E_GLHMC_VFPEHTCNT(_i) (0x000Cc700 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLHMC_VFPEHTCNT_MAX_INDEX 31 +#define I40E_GLHMC_VFPEHTCNT_FPMPEHTCNT_SHIFT 0 +#define I40E_GLHMC_VFPEHTCNT_FPMPEHTCNT_MASK (0x1FFFFFFF << I40E_GLHMC_VFPEHTCNT_FPMPEHTCNT_SHIFT) +#define I40E_GLHMC_VFPEHTEBASE(_i) (0x000Cc600 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLHMC_VFPEHTEBASE_MAX_INDEX 31 +#define I40E_GLHMC_VFPEHTEBASE_FPMPEHTEBASE_SHIFT 0 +#define I40E_GLHMC_VFPEHTEBASE_FPMPEHTEBASE_MASK (0xFFFFFF << I40E_GLHMC_VFPEHTEBASE_FPMPEHTEBASE_SHIFT) +#define I40E_GLHMC_VFPEMRBASE(_i) (0x000Ccc00 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLHMC_VFPEMRBASE_MAX_INDEX 31 +#define I40E_GLHMC_VFPEMRBASE_FPMPEMRBASE_SHIFT 0 +#define I40E_GLHMC_VFPEMRBASE_FPMPEMRBASE_MASK (0xFFFFFF << I40E_GLHMC_VFPEMRBASE_FPMPEMRBASE_SHIFT) +#define I40E_GLHMC_VFPEMRCNT(_i) (0x000Ccd00 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLHMC_VFPEMRCNT_MAX_INDEX 31 +#define I40E_GLHMC_VFPEMRCNT_FPMPEMRSZ_SHIFT 0 +#define I40E_GLHMC_VFPEMRCNT_FPMPEMRSZ_MASK (0x1FFFFFFF << I40E_GLHMC_VFPEMRCNT_FPMPEMRSZ_SHIFT) +#define I40E_GLHMC_VFPEPBLBASE(_i) (0x000Cd800 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLHMC_VFPEPBLBASE_MAX_INDEX 31 +#define I40E_GLHMC_VFPEPBLBASE_FPMPEPBLBASE_SHIFT 0 +#define I40E_GLHMC_VFPEPBLBASE_FPMPEPBLBASE_MASK (0xFFFFFF << I40E_GLHMC_VFPEPBLBASE_FPMPEPBLBASE_SHIFT) +#define I40E_GLHMC_VFPEPBLCNT(_i) (0x000Cd900 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLHMC_VFPEPBLCNT_MAX_INDEX 31 +#define I40E_GLHMC_VFPEPBLCNT_FPMPEPBLCNT_SHIFT 0 +#define I40E_GLHMC_VFPEPBLCNT_FPMPEPBLCNT_MASK (0x1FFFFFFF << I40E_GLHMC_VFPEPBLCNT_FPMPEPBLCNT_SHIFT) +#define I40E_GLHMC_VFPEQ1BASE(_i) (0x000Cd200 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLHMC_VFPEQ1BASE_MAX_INDEX 31 +#define I40E_GLHMC_VFPEQ1BASE_FPMPEQ1BASE_SHIFT 0 +#define I40E_GLHMC_VFPEQ1BASE_FPMPEQ1BASE_MASK (0xFFFFFF << I40E_GLHMC_VFPEQ1BASE_FPMPEQ1BASE_SHIFT) +#define I40E_GLHMC_VFPEQ1CNT(_i) (0x000Cd300 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLHMC_VFPEQ1CNT_MAX_INDEX 31 +#define I40E_GLHMC_VFPEQ1CNT_FPMPEQ1CNT_SHIFT 0 +#define I40E_GLHMC_VFPEQ1CNT_FPMPEQ1CNT_MASK (0x1FFFFFFF << I40E_GLHMC_VFPEQ1CNT_FPMPEQ1CNT_SHIFT) +#define I40E_GLHMC_VFPEQ1FLBASE(_i) (0x000Cd400 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLHMC_VFPEQ1FLBASE_MAX_INDEX 31 +#define I40E_GLHMC_VFPEQ1FLBASE_FPMPEQ1FLBASE_SHIFT 0 +#define I40E_GLHMC_VFPEQ1FLBASE_FPMPEQ1FLBASE_MASK (0xFFFFFF << I40E_GLHMC_VFPEQ1FLBASE_FPMPEQ1FLBASE_SHIFT) +#define I40E_GLHMC_VFPEQ1FLCNT(_i) (0x000Cd500 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLHMC_VFPEQ1FLCNT_MAX_INDEX 31 +#define I40E_GLHMC_VFPEQ1FLCNT_FPMPEQ1FLCNT_SHIFT 0 +#define I40E_GLHMC_VFPEQ1FLCNT_FPMPEQ1FLCNT_MASK (0x1FFFFFFF << I40E_GLHMC_VFPEQ1FLCNT_FPMPEQ1FLCNT_SHIFT) +#define I40E_GLHMC_VFPEQPBASE(_i) (0x000Cc000 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLHMC_VFPEQPBASE_MAX_INDEX 31 +#define I40E_GLHMC_VFPEQPBASE_FPMPEQPBASE_SHIFT 0 +#define I40E_GLHMC_VFPEQPBASE_FPMPEQPBASE_MASK (0xFFFFFF << I40E_GLHMC_VFPEQPBASE_FPMPEQPBASE_SHIFT) +#define I40E_GLHMC_VFPEQPCNT(_i) (0x000Cc100 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLHMC_VFPEQPCNT_MAX_INDEX 31 +#define I40E_GLHMC_VFPEQPCNT_FPMPEQPCNT_SHIFT 0 +#define I40E_GLHMC_VFPEQPCNT_FPMPEQPCNT_MASK (0x1FFFFFFF << I40E_GLHMC_VFPEQPCNT_FPMPEQPCNT_SHIFT) +#define I40E_GLHMC_VFPESRQBASE(_i) (0x000Cc400 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLHMC_VFPESRQBASE_MAX_INDEX 31 +#define I40E_GLHMC_VFPESRQBASE_FPMPESRQBASE_SHIFT 0 +#define I40E_GLHMC_VFPESRQBASE_FPMPESRQBASE_MASK (0xFFFFFF << I40E_GLHMC_VFPESRQBASE_FPMPESRQBASE_SHIFT) +#define I40E_GLHMC_VFPESRQCNT(_i) (0x000Cc500 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLHMC_VFPESRQCNT_MAX_INDEX 31 +#define I40E_GLHMC_VFPESRQCNT_FPMPESRQCNT_SHIFT 0 +#define I40E_GLHMC_VFPESRQCNT_FPMPESRQCNT_MASK (0x1FFFFFFF << I40E_GLHMC_VFPESRQCNT_FPMPESRQCNT_SHIFT) +#define I40E_GLHMC_VFPETIMERBASE(_i) (0x000CDA00 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLHMC_VFPETIMERBASE_MAX_INDEX 31 +#define I40E_GLHMC_VFPETIMERBASE_FPMPETIMERBASE_SHIFT 0 +#define I40E_GLHMC_VFPETIMERBASE_FPMPETIMERBASE_MASK (0xFFFFFF << I40E_GLHMC_VFPETIMERBASE_FPMPETIMERBASE_SHIFT) +#define I40E_GLHMC_VFPETIMERCNT(_i) (0x000CDB00 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLHMC_VFPETIMERCNT_MAX_INDEX 31 +#define I40E_GLHMC_VFPETIMERCNT_FPMPETIMERCNT_SHIFT 0 +#define I40E_GLHMC_VFPETIMERCNT_FPMPETIMERCNT_MASK (0x1FFFFFFF << I40E_GLHMC_VFPETIMERCNT_FPMPETIMERCNT_SHIFT) +#define I40E_GLHMC_VFPEXFBASE(_i) (0x000Cce00 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLHMC_VFPEXFBASE_MAX_INDEX 31 +#define I40E_GLHMC_VFPEXFBASE_FPMPEXFBASE_SHIFT 0 +#define I40E_GLHMC_VFPEXFBASE_FPMPEXFBASE_MASK (0xFFFFFF << I40E_GLHMC_VFPEXFBASE_FPMPEXFBASE_SHIFT) +#define I40E_GLHMC_VFPEXFCNT(_i) (0x000Ccf00 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLHMC_VFPEXFCNT_MAX_INDEX 31 +#define I40E_GLHMC_VFPEXFCNT_FPMPEXFCNT_SHIFT 0 +#define I40E_GLHMC_VFPEXFCNT_FPMPEXFCNT_MASK (0x1FFFFFFF << I40E_GLHMC_VFPEXFCNT_FPMPEXFCNT_SHIFT) +#define I40E_GLHMC_VFPEXFFLBASE(_i) (0x000Cd000 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLHMC_VFPEXFFLBASE_MAX_INDEX 31 +#define I40E_GLHMC_VFPEXFFLBASE_FPMPEXFFLBASE_SHIFT 0 +#define I40E_GLHMC_VFPEXFFLBASE_FPMPEXFFLBASE_MASK (0xFFFFFF << I40E_GLHMC_VFPEXFFLBASE_FPMPEXFFLBASE_SHIFT) +#define I40E_GLHMC_VFPEXFFLCNT(_i) (0x000Cd100 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLHMC_VFPEXFFLCNT_MAX_INDEX 31 +#define I40E_GLHMC_VFPEXFFLCNT_FPMPEXFFLCNT_SHIFT 0 +#define I40E_GLHMC_VFPEXFFLCNT_FPMPEXFFLCNT_MASK (0x1FFFFFFF << I40E_GLHMC_VFPEXFFLCNT_FPMPEXFFLCNT_SHIFT) +#define I40E_GLHMC_VFSDPART(_i) (0x000C8800 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLHMC_VFSDPART_MAX_INDEX 31 +#define I40E_GLHMC_VFSDPART_PMSDBASE_SHIFT 0 +#define I40E_GLHMC_VFSDPART_PMSDBASE_MASK (0xFFF << I40E_GLHMC_VFSDPART_PMSDBASE_SHIFT) +#define I40E_GLHMC_VFSDPART_PMSDSIZE_SHIFT 16 +#define I40E_GLHMC_VFSDPART_PMSDSIZE_MASK (0x1FFF << I40E_GLHMC_VFSDPART_PMSDSIZE_SHIFT) +#define I40E_PFHMC_ERRORDATA 0x000C0500 +#define I40E_PFHMC_ERRORDATA_HMC_ERROR_DATA_SHIFT 0 +#define I40E_PFHMC_ERRORDATA_HMC_ERROR_DATA_MASK (0x3FFFFFFF << I40E_PFHMC_ERRORDATA_HMC_ERROR_DATA_SHIFT) +#define I40E_PFHMC_ERRORINFO 0x000C0400 +#define I40E_PFHMC_ERRORINFO_PMF_INDEX_SHIFT 0 +#define I40E_PFHMC_ERRORINFO_PMF_INDEX_MASK (0x1F << I40E_PFHMC_ERRORINFO_PMF_INDEX_SHIFT) +#define I40E_PFHMC_ERRORINFO_PMF_ISVF_SHIFT 7 +#define I40E_PFHMC_ERRORINFO_PMF_ISVF_MASK (0x1 << I40E_PFHMC_ERRORINFO_PMF_ISVF_SHIFT) +#define I40E_PFHMC_ERRORINFO_HMC_ERROR_TYPE_SHIFT 8 +#define I40E_PFHMC_ERRORINFO_HMC_ERROR_TYPE_MASK (0xF << I40E_PFHMC_ERRORINFO_HMC_ERROR_TYPE_SHIFT) +#define I40E_PFHMC_ERRORINFO_HMC_OBJECT_TYPE_SHIFT 16 +#define I40E_PFHMC_ERRORINFO_HMC_OBJECT_TYPE_MASK (0x1F << I40E_PFHMC_ERRORINFO_HMC_OBJECT_TYPE_SHIFT) +#define I40E_PFHMC_ERRORINFO_ERROR_DETECTED_SHIFT 31 +#define I40E_PFHMC_ERRORINFO_ERROR_DETECTED_MASK (0x1 << I40E_PFHMC_ERRORINFO_ERROR_DETECTED_SHIFT) +#define I40E_PFHMC_PDINV 0x000C0300 +#define I40E_PFHMC_PDINV_PMSDIDX_SHIFT 0 +#define I40E_PFHMC_PDINV_PMSDIDX_MASK (0xFFF << I40E_PFHMC_PDINV_PMSDIDX_SHIFT) +#define I40E_PFHMC_PDINV_PMPDIDX_SHIFT 16 +#define I40E_PFHMC_PDINV_PMPDIDX_MASK (0x1FF << I40E_PFHMC_PDINV_PMPDIDX_SHIFT) +#define I40E_PFHMC_SDCMD 0x000C0000 +#define I40E_PFHMC_SDCMD_PMSDIDX_SHIFT 0 +#define I40E_PFHMC_SDCMD_PMSDIDX_MASK (0xFFF << I40E_PFHMC_SDCMD_PMSDIDX_SHIFT) +#define I40E_PFHMC_SDCMD_PMSDWR_SHIFT 31 +#define I40E_PFHMC_SDCMD_PMSDWR_MASK (0x1 << I40E_PFHMC_SDCMD_PMSDWR_SHIFT) +#define I40E_PFHMC_SDDATAHIGH 0x000C0200 +#define I40E_PFHMC_SDDATAHIGH_PMSDDATAHIGH_SHIFT 0 +#define I40E_PFHMC_SDDATAHIGH_PMSDDATAHIGH_MASK (0xFFFFFFFF << I40E_PFHMC_SDDATAHIGH_PMSDDATAHIGH_SHIFT) +#define I40E_PFHMC_SDDATALOW 0x000C0100 +#define I40E_PFHMC_SDDATALOW_PMSDVALID_SHIFT 0 +#define I40E_PFHMC_SDDATALOW_PMSDVALID_MASK (0x1 << I40E_PFHMC_SDDATALOW_PMSDVALID_SHIFT) +#define I40E_PFHMC_SDDATALOW_PMSDTYPE_SHIFT 1 +#define I40E_PFHMC_SDDATALOW_PMSDTYPE_MASK (0x1 << I40E_PFHMC_SDDATALOW_PMSDTYPE_SHIFT) +#define I40E_PFHMC_SDDATALOW_PMSDBPCOUNT_SHIFT 2 +#define I40E_PFHMC_SDDATALOW_PMSDBPCOUNT_MASK (0x3FF << I40E_PFHMC_SDDATALOW_PMSDBPCOUNT_SHIFT) +#define I40E_PFHMC_SDDATALOW_PMSDDATALOW_SHIFT 12 +#define I40E_PFHMC_SDDATALOW_PMSDDATALOW_MASK (0xFFFFF << I40E_PFHMC_SDDATALOW_PMSDDATALOW_SHIFT) +#define I40E_GL_UFUSE 0x00094008 +#define I40E_GL_UFUSE_FOUR_PORT_ENABLE_SHIFT 1 +#define I40E_GL_UFUSE_FOUR_PORT_ENABLE_MASK (0x1 << I40E_GL_UFUSE_FOUR_PORT_ENABLE_SHIFT) +#define I40E_GL_UFUSE_NIC_ID_SHIFT 2 +#define I40E_GL_UFUSE_NIC_ID_MASK (0x1 << I40E_GL_UFUSE_NIC_ID_SHIFT) +#define I40E_GL_UFUSE_ULT_LOCKOUT_SHIFT 10 +#define I40E_GL_UFUSE_ULT_LOCKOUT_MASK (0x1 << I40E_GL_UFUSE_ULT_LOCKOUT_SHIFT) +#define I40E_GL_UFUSE_CLS_LOCKOUT_SHIFT 11 +#define I40E_GL_UFUSE_CLS_LOCKOUT_MASK (0x1 << I40E_GL_UFUSE_CLS_LOCKOUT_SHIFT) +#define I40E_EMPINT_GPIO_ENA 0x00088188 +#define I40E_EMPINT_GPIO_ENA_GPIO0_ENA_SHIFT 0 +#define I40E_EMPINT_GPIO_ENA_GPIO0_ENA_MASK (0x1 << I40E_EMPINT_GPIO_ENA_GPIO0_ENA_SHIFT) +#define I40E_EMPINT_GPIO_ENA_GPIO1_ENA_SHIFT 1 +#define I40E_EMPINT_GPIO_ENA_GPIO1_ENA_MASK (0x1 << I40E_EMPINT_GPIO_ENA_GPIO1_ENA_SHIFT) +#define I40E_EMPINT_GPIO_ENA_GPIO2_ENA_SHIFT 2 +#define I40E_EMPINT_GPIO_ENA_GPIO2_ENA_MASK (0x1 << I40E_EMPINT_GPIO_ENA_GPIO2_ENA_SHIFT) +#define I40E_EMPINT_GPIO_ENA_GPIO3_ENA_SHIFT 3 +#define I40E_EMPINT_GPIO_ENA_GPIO3_ENA_MASK (0x1 << I40E_EMPINT_GPIO_ENA_GPIO3_ENA_SHIFT) +#define I40E_EMPINT_GPIO_ENA_GPIO4_ENA_SHIFT 4 +#define I40E_EMPINT_GPIO_ENA_GPIO4_ENA_MASK (0x1 << I40E_EMPINT_GPIO_ENA_GPIO4_ENA_SHIFT) +#define I40E_EMPINT_GPIO_ENA_GPIO5_ENA_SHIFT 5 +#define I40E_EMPINT_GPIO_ENA_GPIO5_ENA_MASK (0x1 << I40E_EMPINT_GPIO_ENA_GPIO5_ENA_SHIFT) +#define I40E_EMPINT_GPIO_ENA_GPIO6_ENA_SHIFT 6 +#define I40E_EMPINT_GPIO_ENA_GPIO6_ENA_MASK (0x1 << I40E_EMPINT_GPIO_ENA_GPIO6_ENA_SHIFT) +#define I40E_EMPINT_GPIO_ENA_GPIO7_ENA_SHIFT 7 +#define I40E_EMPINT_GPIO_ENA_GPIO7_ENA_MASK (0x1 << I40E_EMPINT_GPIO_ENA_GPIO7_ENA_SHIFT) +#define I40E_EMPINT_GPIO_ENA_GPIO8_ENA_SHIFT 8 +#define I40E_EMPINT_GPIO_ENA_GPIO8_ENA_MASK (0x1 << I40E_EMPINT_GPIO_ENA_GPIO8_ENA_SHIFT) +#define I40E_EMPINT_GPIO_ENA_GPIO9_ENA_SHIFT 9 +#define I40E_EMPINT_GPIO_ENA_GPIO9_ENA_MASK (0x1 << I40E_EMPINT_GPIO_ENA_GPIO9_ENA_SHIFT) +#define I40E_EMPINT_GPIO_ENA_GPIO10_ENA_SHIFT 10 +#define I40E_EMPINT_GPIO_ENA_GPIO10_ENA_MASK (0x1 << I40E_EMPINT_GPIO_ENA_GPIO10_ENA_SHIFT) +#define I40E_EMPINT_GPIO_ENA_GPIO11_ENA_SHIFT 11 +#define I40E_EMPINT_GPIO_ENA_GPIO11_ENA_MASK (0x1 << I40E_EMPINT_GPIO_ENA_GPIO11_ENA_SHIFT) +#define I40E_EMPINT_GPIO_ENA_GPIO12_ENA_SHIFT 12 +#define I40E_EMPINT_GPIO_ENA_GPIO12_ENA_MASK (0x1 << I40E_EMPINT_GPIO_ENA_GPIO12_ENA_SHIFT) +#define I40E_EMPINT_GPIO_ENA_GPIO13_ENA_SHIFT 13 +#define I40E_EMPINT_GPIO_ENA_GPIO13_ENA_MASK (0x1 << I40E_EMPINT_GPIO_ENA_GPIO13_ENA_SHIFT) +#define I40E_EMPINT_GPIO_ENA_GPIO14_ENA_SHIFT 14 +#define I40E_EMPINT_GPIO_ENA_GPIO14_ENA_MASK (0x1 << I40E_EMPINT_GPIO_ENA_GPIO14_ENA_SHIFT) +#define I40E_EMPINT_GPIO_ENA_GPIO15_ENA_SHIFT 15 +#define I40E_EMPINT_GPIO_ENA_GPIO15_ENA_MASK (0x1 << I40E_EMPINT_GPIO_ENA_GPIO15_ENA_SHIFT) +#define I40E_EMPINT_GPIO_ENA_GPIO16_ENA_SHIFT 16 +#define I40E_EMPINT_GPIO_ENA_GPIO16_ENA_MASK (0x1 << I40E_EMPINT_GPIO_ENA_GPIO16_ENA_SHIFT) +#define I40E_EMPINT_GPIO_ENA_GPIO17_ENA_SHIFT 17 +#define I40E_EMPINT_GPIO_ENA_GPIO17_ENA_MASK (0x1 << I40E_EMPINT_GPIO_ENA_GPIO17_ENA_SHIFT) +#define I40E_EMPINT_GPIO_ENA_GPIO18_ENA_SHIFT 18 +#define I40E_EMPINT_GPIO_ENA_GPIO18_ENA_MASK (0x1 << I40E_EMPINT_GPIO_ENA_GPIO18_ENA_SHIFT) +#define I40E_EMPINT_GPIO_ENA_GPIO19_ENA_SHIFT 19 +#define I40E_EMPINT_GPIO_ENA_GPIO19_ENA_MASK (0x1 << I40E_EMPINT_GPIO_ENA_GPIO19_ENA_SHIFT) +#define I40E_EMPINT_GPIO_ENA_GPIO20_ENA_SHIFT 20 +#define I40E_EMPINT_GPIO_ENA_GPIO20_ENA_MASK (0x1 << I40E_EMPINT_GPIO_ENA_GPIO20_ENA_SHIFT) +#define I40E_EMPINT_GPIO_ENA_GPIO21_ENA_SHIFT 21 +#define I40E_EMPINT_GPIO_ENA_GPIO21_ENA_MASK (0x1 << I40E_EMPINT_GPIO_ENA_GPIO21_ENA_SHIFT) +#define I40E_EMPINT_GPIO_ENA_GPIO22_ENA_SHIFT 22 +#define I40E_EMPINT_GPIO_ENA_GPIO22_ENA_MASK (0x1 << I40E_EMPINT_GPIO_ENA_GPIO22_ENA_SHIFT) +#define I40E_EMPINT_GPIO_ENA_GPIO23_ENA_SHIFT 23 +#define I40E_EMPINT_GPIO_ENA_GPIO23_ENA_MASK (0x1 << I40E_EMPINT_GPIO_ENA_GPIO23_ENA_SHIFT) +#define I40E_EMPINT_GPIO_ENA_GPIO24_ENA_SHIFT 24 +#define I40E_EMPINT_GPIO_ENA_GPIO24_ENA_MASK (0x1 << I40E_EMPINT_GPIO_ENA_GPIO24_ENA_SHIFT) +#define I40E_EMPINT_GPIO_ENA_GPIO25_ENA_SHIFT 25 +#define I40E_EMPINT_GPIO_ENA_GPIO25_ENA_MASK (0x1 << I40E_EMPINT_GPIO_ENA_GPIO25_ENA_SHIFT) +#define I40E_EMPINT_GPIO_ENA_GPIO26_ENA_SHIFT 26 +#define I40E_EMPINT_GPIO_ENA_GPIO26_ENA_MASK (0x1 << I40E_EMPINT_GPIO_ENA_GPIO26_ENA_SHIFT) +#define I40E_EMPINT_GPIO_ENA_GPIO27_ENA_SHIFT 27 +#define I40E_EMPINT_GPIO_ENA_GPIO27_ENA_MASK (0x1 << I40E_EMPINT_GPIO_ENA_GPIO27_ENA_SHIFT) +#define I40E_EMPINT_GPIO_ENA_GPIO28_ENA_SHIFT 28 +#define I40E_EMPINT_GPIO_ENA_GPIO28_ENA_MASK (0x1 << I40E_EMPINT_GPIO_ENA_GPIO28_ENA_SHIFT) +#define I40E_EMPINT_GPIO_ENA_GPIO29_ENA_SHIFT 29 +#define I40E_EMPINT_GPIO_ENA_GPIO29_ENA_MASK (0x1 << I40E_EMPINT_GPIO_ENA_GPIO29_ENA_SHIFT) +#define I40E_PFGEN_PORTMDIO_NUM 0x0003F100 +#define I40E_PFGEN_PORTMDIO_NUM_PORT_NUM_SHIFT 0 +#define I40E_PFGEN_PORTMDIO_NUM_PORT_NUM_MASK (0x3 << I40E_PFGEN_PORTMDIO_NUM_PORT_NUM_SHIFT) +#define I40E_PFGEN_PORTMDIO_NUM_VFLINK_STAT_ENA_SHIFT 4 +#define I40E_PFGEN_PORTMDIO_NUM_VFLINK_STAT_ENA_MASK (0x1 << I40E_PFGEN_PORTMDIO_NUM_VFLINK_STAT_ENA_SHIFT) +#define I40E_PFINT_AEQCTL 0x00038700 +#define I40E_PFINT_AEQCTL_MSIX_INDX_SHIFT 0 +#define I40E_PFINT_AEQCTL_MSIX_INDX_MASK (0xFF << I40E_PFINT_AEQCTL_MSIX_INDX_SHIFT) +#define I40E_PFINT_AEQCTL_ITR_INDX_SHIFT 11 +#define I40E_PFINT_AEQCTL_ITR_INDX_MASK (0x3 << I40E_PFINT_AEQCTL_ITR_INDX_SHIFT) +#define I40E_PFINT_AEQCTL_MSIX0_INDX_SHIFT 13 +#define I40E_PFINT_AEQCTL_MSIX0_INDX_MASK (0x7 << I40E_PFINT_AEQCTL_MSIX0_INDX_SHIFT) +#define I40E_PFINT_AEQCTL_CAUSE_ENA_SHIFT 30 +#define I40E_PFINT_AEQCTL_CAUSE_ENA_MASK (0x1 << I40E_PFINT_AEQCTL_CAUSE_ENA_SHIFT) +#define I40E_PFINT_AEQCTL_INTEVENT_SHIFT 31 +#define I40E_PFINT_AEQCTL_INTEVENT_MASK (0x1 << I40E_PFINT_AEQCTL_INTEVENT_SHIFT) +#define I40E_PFINT_CEQCTL(_INTPF) (0x00036800 + ((_INTPF) * 4)) /* _i=0...511 */ +#define I40E_PFINT_CEQCTL_MAX_INDEX 511 +#define I40E_PFINT_CEQCTL_MSIX_INDX_SHIFT 0 +#define I40E_PFINT_CEQCTL_MSIX_INDX_MASK (0xFF << I40E_PFINT_CEQCTL_MSIX_INDX_SHIFT) +#define I40E_PFINT_CEQCTL_ITR_INDX_SHIFT 11 +#define I40E_PFINT_CEQCTL_ITR_INDX_MASK (0x3 << I40E_PFINT_CEQCTL_ITR_INDX_SHIFT) +#define I40E_PFINT_CEQCTL_MSIX0_INDX_SHIFT 13 +#define I40E_PFINT_CEQCTL_MSIX0_INDX_MASK (0x7 << I40E_PFINT_CEQCTL_MSIX0_INDX_SHIFT) +#define I40E_PFINT_CEQCTL_NEXTQ_INDX_SHIFT 16 +#define I40E_PFINT_CEQCTL_NEXTQ_INDX_MASK (0x7FF << I40E_PFINT_CEQCTL_NEXTQ_INDX_SHIFT) +#define I40E_PFINT_CEQCTL_NEXTQ_TYPE_SHIFT 27 +#define I40E_PFINT_CEQCTL_NEXTQ_TYPE_MASK (0x3 << I40E_PFINT_CEQCTL_NEXTQ_TYPE_SHIFT) +#define I40E_PFINT_CEQCTL_CAUSE_ENA_SHIFT 30 +#define I40E_PFINT_CEQCTL_CAUSE_ENA_MASK (0x1 << I40E_PFINT_CEQCTL_CAUSE_ENA_SHIFT) +#define I40E_PFINT_CEQCTL_INTEVENT_SHIFT 31 +#define I40E_PFINT_CEQCTL_INTEVENT_MASK (0x1 << I40E_PFINT_CEQCTL_INTEVENT_SHIFT) +#define I40E_PFINT_DYN_CTL0 0x00038480 +#define I40E_PFINT_DYN_CTL0_INTENA_SHIFT 0 +#define I40E_PFINT_DYN_CTL0_INTENA_MASK (0x1 << I40E_PFINT_DYN_CTL0_INTENA_SHIFT) +#define I40E_PFINT_DYN_CTL0_CLEARPBA_SHIFT 1 +#define I40E_PFINT_DYN_CTL0_CLEARPBA_MASK (0x1 << I40E_PFINT_DYN_CTL0_CLEARPBA_SHIFT) +#define I40E_PFINT_DYN_CTL0_SWINT_TRIG_SHIFT 2 +#define I40E_PFINT_DYN_CTL0_SWINT_TRIG_MASK (0x1 << I40E_PFINT_DYN_CTL0_SWINT_TRIG_SHIFT) +#define I40E_PFINT_DYN_CTL0_ITR_INDX_SHIFT 3 +#define I40E_PFINT_DYN_CTL0_ITR_INDX_MASK (0x3 << I40E_PFINT_DYN_CTL0_ITR_INDX_SHIFT) +#define I40E_PFINT_DYN_CTL0_INTERVAL_SHIFT 5 +#define I40E_PFINT_DYN_CTL0_INTERVAL_MASK (0xFFF << I40E_PFINT_DYN_CTL0_INTERVAL_SHIFT) +#define I40E_PFINT_DYN_CTL0_SW_ITR_INDX_ENA_SHIFT 24 +#define I40E_PFINT_DYN_CTL0_SW_ITR_INDX_ENA_MASK (0x1 << I40E_PFINT_DYN_CTL0_SW_ITR_INDX_ENA_SHIFT) +#define I40E_PFINT_DYN_CTL0_SW_ITR_INDX_SHIFT 25 +#define I40E_PFINT_DYN_CTL0_SW_ITR_INDX_MASK (0x3 << I40E_PFINT_DYN_CTL0_SW_ITR_INDX_SHIFT) +#define I40E_PFINT_DYN_CTL0_INTENA_MSK_SHIFT 31 +#define I40E_PFINT_DYN_CTL0_INTENA_MSK_MASK (0x1 << I40E_PFINT_DYN_CTL0_INTENA_MSK_SHIFT) +#define I40E_PFINT_DYN_CTLN(_INTPF) (0x00034800 + ((_INTPF) * 4)) /* _i=0...511 */ +#define I40E_PFINT_DYN_CTLN_MAX_INDEX 511 +#define I40E_PFINT_DYN_CTLN_INTENA_SHIFT 0 +#define I40E_PFINT_DYN_CTLN_INTENA_MASK (0x1 << I40E_PFINT_DYN_CTLN_INTENA_SHIFT) +#define I40E_PFINT_DYN_CTLN_CLEARPBA_SHIFT 1 +#define I40E_PFINT_DYN_CTLN_CLEARPBA_MASK (0x1 << I40E_PFINT_DYN_CTLN_CLEARPBA_SHIFT) +#define I40E_PFINT_DYN_CTLN_SWINT_TRIG_SHIFT 2 +#define I40E_PFINT_DYN_CTLN_SWINT_TRIG_MASK (0x1 << I40E_PFINT_DYN_CTLN_SWINT_TRIG_SHIFT) +#define I40E_PFINT_DYN_CTLN_ITR_INDX_SHIFT 3 +#define I40E_PFINT_DYN_CTLN_ITR_INDX_MASK (0x3 << I40E_PFINT_DYN_CTLN_ITR_INDX_SHIFT) +#define I40E_PFINT_DYN_CTLN_INTERVAL_SHIFT 5 +#define I40E_PFINT_DYN_CTLN_INTERVAL_MASK (0xFFF << I40E_PFINT_DYN_CTLN_INTERVAL_SHIFT) +#define I40E_PFINT_DYN_CTLN_SW_ITR_INDX_ENA_SHIFT 24 +#define I40E_PFINT_DYN_CTLN_SW_ITR_INDX_ENA_MASK (0x1 << I40E_PFINT_DYN_CTLN_SW_ITR_INDX_ENA_SHIFT) +#define I40E_PFINT_DYN_CTLN_SW_ITR_INDX_SHIFT 25 +#define I40E_PFINT_DYN_CTLN_SW_ITR_INDX_MASK (0x3 << I40E_PFINT_DYN_CTLN_SW_ITR_INDX_SHIFT) +#define I40E_PFINT_DYN_CTLN_INTENA_MSK_SHIFT 31 +#define I40E_PFINT_DYN_CTLN_INTENA_MSK_MASK (0x1 << I40E_PFINT_DYN_CTLN_INTENA_MSK_SHIFT) +#define I40E_PFINT_GPIO_ENA 0x00088080 +#define I40E_PFINT_GPIO_ENA_GPIO0_ENA_SHIFT 0 +#define I40E_PFINT_GPIO_ENA_GPIO0_ENA_MASK (0x1 << I40E_PFINT_GPIO_ENA_GPIO0_ENA_SHIFT) +#define I40E_PFINT_GPIO_ENA_GPIO1_ENA_SHIFT 1 +#define I40E_PFINT_GPIO_ENA_GPIO1_ENA_MASK (0x1 << I40E_PFINT_GPIO_ENA_GPIO1_ENA_SHIFT) +#define I40E_PFINT_GPIO_ENA_GPIO2_ENA_SHIFT 2 +#define I40E_PFINT_GPIO_ENA_GPIO2_ENA_MASK (0x1 << I40E_PFINT_GPIO_ENA_GPIO2_ENA_SHIFT) +#define I40E_PFINT_GPIO_ENA_GPIO3_ENA_SHIFT 3 +#define I40E_PFINT_GPIO_ENA_GPIO3_ENA_MASK (0x1 << I40E_PFINT_GPIO_ENA_GPIO3_ENA_SHIFT) +#define I40E_PFINT_GPIO_ENA_GPIO4_ENA_SHIFT 4 +#define I40E_PFINT_GPIO_ENA_GPIO4_ENA_MASK (0x1 << I40E_PFINT_GPIO_ENA_GPIO4_ENA_SHIFT) +#define I40E_PFINT_GPIO_ENA_GPIO5_ENA_SHIFT 5 +#define I40E_PFINT_GPIO_ENA_GPIO5_ENA_MASK (0x1 << I40E_PFINT_GPIO_ENA_GPIO5_ENA_SHIFT) +#define I40E_PFINT_GPIO_ENA_GPIO6_ENA_SHIFT 6 +#define I40E_PFINT_GPIO_ENA_GPIO6_ENA_MASK (0x1 << I40E_PFINT_GPIO_ENA_GPIO6_ENA_SHIFT) +#define I40E_PFINT_GPIO_ENA_GPIO7_ENA_SHIFT 7 +#define I40E_PFINT_GPIO_ENA_GPIO7_ENA_MASK (0x1 << I40E_PFINT_GPIO_ENA_GPIO7_ENA_SHIFT) +#define I40E_PFINT_GPIO_ENA_GPIO8_ENA_SHIFT 8 +#define I40E_PFINT_GPIO_ENA_GPIO8_ENA_MASK (0x1 << I40E_PFINT_GPIO_ENA_GPIO8_ENA_SHIFT) +#define I40E_PFINT_GPIO_ENA_GPIO9_ENA_SHIFT 9 +#define I40E_PFINT_GPIO_ENA_GPIO9_ENA_MASK (0x1 << I40E_PFINT_GPIO_ENA_GPIO9_ENA_SHIFT) +#define I40E_PFINT_GPIO_ENA_GPIO10_ENA_SHIFT 10 +#define I40E_PFINT_GPIO_ENA_GPIO10_ENA_MASK (0x1 << I40E_PFINT_GPIO_ENA_GPIO10_ENA_SHIFT) +#define I40E_PFINT_GPIO_ENA_GPIO11_ENA_SHIFT 11 +#define I40E_PFINT_GPIO_ENA_GPIO11_ENA_MASK (0x1 << I40E_PFINT_GPIO_ENA_GPIO11_ENA_SHIFT) +#define I40E_PFINT_GPIO_ENA_GPIO12_ENA_SHIFT 12 +#define I40E_PFINT_GPIO_ENA_GPIO12_ENA_MASK (0x1 << I40E_PFINT_GPIO_ENA_GPIO12_ENA_SHIFT) +#define I40E_PFINT_GPIO_ENA_GPIO13_ENA_SHIFT 13 +#define I40E_PFINT_GPIO_ENA_GPIO13_ENA_MASK (0x1 << I40E_PFINT_GPIO_ENA_GPIO13_ENA_SHIFT) +#define I40E_PFINT_GPIO_ENA_GPIO14_ENA_SHIFT 14 +#define I40E_PFINT_GPIO_ENA_GPIO14_ENA_MASK (0x1 << I40E_PFINT_GPIO_ENA_GPIO14_ENA_SHIFT) +#define I40E_PFINT_GPIO_ENA_GPIO15_ENA_SHIFT 15 +#define I40E_PFINT_GPIO_ENA_GPIO15_ENA_MASK (0x1 << I40E_PFINT_GPIO_ENA_GPIO15_ENA_SHIFT) +#define I40E_PFINT_GPIO_ENA_GPIO16_ENA_SHIFT 16 +#define I40E_PFINT_GPIO_ENA_GPIO16_ENA_MASK (0x1 << I40E_PFINT_GPIO_ENA_GPIO16_ENA_SHIFT) +#define I40E_PFINT_GPIO_ENA_GPIO17_ENA_SHIFT 17 +#define I40E_PFINT_GPIO_ENA_GPIO17_ENA_MASK (0x1 << I40E_PFINT_GPIO_ENA_GPIO17_ENA_SHIFT) +#define I40E_PFINT_GPIO_ENA_GPIO18_ENA_SHIFT 18 +#define I40E_PFINT_GPIO_ENA_GPIO18_ENA_MASK (0x1 << I40E_PFINT_GPIO_ENA_GPIO18_ENA_SHIFT) +#define I40E_PFINT_GPIO_ENA_GPIO19_ENA_SHIFT 19 +#define I40E_PFINT_GPIO_ENA_GPIO19_ENA_MASK (0x1 << I40E_PFINT_GPIO_ENA_GPIO19_ENA_SHIFT) +#define I40E_PFINT_GPIO_ENA_GPIO20_ENA_SHIFT 20 +#define I40E_PFINT_GPIO_ENA_GPIO20_ENA_MASK (0x1 << I40E_PFINT_GPIO_ENA_GPIO20_ENA_SHIFT) +#define I40E_PFINT_GPIO_ENA_GPIO21_ENA_SHIFT 21 +#define I40E_PFINT_GPIO_ENA_GPIO21_ENA_MASK (0x1 << I40E_PFINT_GPIO_ENA_GPIO21_ENA_SHIFT) +#define I40E_PFINT_GPIO_ENA_GPIO22_ENA_SHIFT 22 +#define I40E_PFINT_GPIO_ENA_GPIO22_ENA_MASK (0x1 << I40E_PFINT_GPIO_ENA_GPIO22_ENA_SHIFT) +#define I40E_PFINT_GPIO_ENA_GPIO23_ENA_SHIFT 23 +#define I40E_PFINT_GPIO_ENA_GPIO23_ENA_MASK (0x1 << I40E_PFINT_GPIO_ENA_GPIO23_ENA_SHIFT) +#define I40E_PFINT_GPIO_ENA_GPIO24_ENA_SHIFT 24 +#define I40E_PFINT_GPIO_ENA_GPIO24_ENA_MASK (0x1 << I40E_PFINT_GPIO_ENA_GPIO24_ENA_SHIFT) +#define I40E_PFINT_GPIO_ENA_GPIO25_ENA_SHIFT 25 +#define I40E_PFINT_GPIO_ENA_GPIO25_ENA_MASK (0x1 << I40E_PFINT_GPIO_ENA_GPIO25_ENA_SHIFT) +#define I40E_PFINT_GPIO_ENA_GPIO26_ENA_SHIFT 26 +#define I40E_PFINT_GPIO_ENA_GPIO26_ENA_MASK (0x1 << I40E_PFINT_GPIO_ENA_GPIO26_ENA_SHIFT) +#define I40E_PFINT_GPIO_ENA_GPIO27_ENA_SHIFT 27 +#define I40E_PFINT_GPIO_ENA_GPIO27_ENA_MASK (0x1 << I40E_PFINT_GPIO_ENA_GPIO27_ENA_SHIFT) +#define I40E_PFINT_GPIO_ENA_GPIO28_ENA_SHIFT 28 +#define I40E_PFINT_GPIO_ENA_GPIO28_ENA_MASK (0x1 << I40E_PFINT_GPIO_ENA_GPIO28_ENA_SHIFT) +#define I40E_PFINT_GPIO_ENA_GPIO29_ENA_SHIFT 29 +#define I40E_PFINT_GPIO_ENA_GPIO29_ENA_MASK (0x1 << I40E_PFINT_GPIO_ENA_GPIO29_ENA_SHIFT) +#define I40E_PFINT_ICR0 0x00038780 +#define I40E_PFINT_ICR0_INTEVENT_SHIFT 0 +#define I40E_PFINT_ICR0_INTEVENT_MASK (0x1 << I40E_PFINT_ICR0_INTEVENT_SHIFT) +#define I40E_PFINT_ICR0_QUEUE_0_SHIFT 1 +#define I40E_PFINT_ICR0_QUEUE_0_MASK (0x1 << I40E_PFINT_ICR0_QUEUE_0_SHIFT) +#define I40E_PFINT_ICR0_QUEUE_1_SHIFT 2 +#define I40E_PFINT_ICR0_QUEUE_1_MASK (0x1 << I40E_PFINT_ICR0_QUEUE_1_SHIFT) +#define I40E_PFINT_ICR0_QUEUE_2_SHIFT 3 +#define I40E_PFINT_ICR0_QUEUE_2_MASK (0x1 << I40E_PFINT_ICR0_QUEUE_2_SHIFT) +#define I40E_PFINT_ICR0_QUEUE_3_SHIFT 4 +#define I40E_PFINT_ICR0_QUEUE_3_MASK (0x1 << I40E_PFINT_ICR0_QUEUE_3_SHIFT) +#define I40E_PFINT_ICR0_QUEUE_4_SHIFT 5 +#define I40E_PFINT_ICR0_QUEUE_4_MASK (0x1 << I40E_PFINT_ICR0_QUEUE_4_SHIFT) +#define I40E_PFINT_ICR0_QUEUE_5_SHIFT 6 +#define I40E_PFINT_ICR0_QUEUE_5_MASK (0x1 << I40E_PFINT_ICR0_QUEUE_5_SHIFT) +#define I40E_PFINT_ICR0_QUEUE_6_SHIFT 7 +#define I40E_PFINT_ICR0_QUEUE_6_MASK (0x1 << I40E_PFINT_ICR0_QUEUE_6_SHIFT) +#define I40E_PFINT_ICR0_QUEUE_7_SHIFT 8 +#define I40E_PFINT_ICR0_QUEUE_7_MASK (0x1 << I40E_PFINT_ICR0_QUEUE_7_SHIFT) +#define I40E_PFINT_ICR0_ECC_ERR_SHIFT 16 +#define I40E_PFINT_ICR0_ECC_ERR_MASK (0x1 << I40E_PFINT_ICR0_ECC_ERR_SHIFT) +#define I40E_PFINT_ICR0_MAL_DETECT_SHIFT 19 +#define I40E_PFINT_ICR0_MAL_DETECT_MASK (0x1 << I40E_PFINT_ICR0_MAL_DETECT_SHIFT) +#define I40E_PFINT_ICR0_GRST_SHIFT 20 +#define I40E_PFINT_ICR0_GRST_MASK (0x1 << I40E_PFINT_ICR0_GRST_SHIFT) +#define I40E_PFINT_ICR0_PCI_EXCEPTION_SHIFT 21 +#define I40E_PFINT_ICR0_PCI_EXCEPTION_MASK (0x1 << I40E_PFINT_ICR0_PCI_EXCEPTION_SHIFT) +#define I40E_PFINT_ICR0_GPIO_SHIFT 22 +#define I40E_PFINT_ICR0_GPIO_MASK (0x1 << I40E_PFINT_ICR0_GPIO_SHIFT) +#define I40E_PFINT_ICR0_TIMESYNC_SHIFT 23 +#define I40E_PFINT_ICR0_TIMESYNC_MASK (0x1 << I40E_PFINT_ICR0_TIMESYNC_SHIFT) +#define I40E_PFINT_ICR0_STORM_DETECT_SHIFT 24 +#define I40E_PFINT_ICR0_STORM_DETECT_MASK (0x1 << I40E_PFINT_ICR0_STORM_DETECT_SHIFT) +#define I40E_PFINT_ICR0_LINK_STAT_CHANGE_SHIFT 25 +#define I40E_PFINT_ICR0_LINK_STAT_CHANGE_MASK (0x1 << I40E_PFINT_ICR0_LINK_STAT_CHANGE_SHIFT) +#define I40E_PFINT_ICR0_HMC_ERR_SHIFT 26 +#define I40E_PFINT_ICR0_HMC_ERR_MASK (0x1 << I40E_PFINT_ICR0_HMC_ERR_SHIFT) +#define I40E_PFINT_ICR0_PE_CRITERR_SHIFT 28 +#define I40E_PFINT_ICR0_PE_CRITERR_MASK (0x1 << I40E_PFINT_ICR0_PE_CRITERR_SHIFT) +#define I40E_PFINT_ICR0_VFLR_SHIFT 29 +#define I40E_PFINT_ICR0_VFLR_MASK (0x1 << I40E_PFINT_ICR0_VFLR_SHIFT) +#define I40E_PFINT_ICR0_ADMINQ_SHIFT 30 +#define I40E_PFINT_ICR0_ADMINQ_MASK (0x1 << I40E_PFINT_ICR0_ADMINQ_SHIFT) +#define I40E_PFINT_ICR0_SWINT_SHIFT 31 +#define I40E_PFINT_ICR0_SWINT_MASK (0x1 << I40E_PFINT_ICR0_SWINT_SHIFT) +#define I40E_PFINT_ICR0_ENA 0x00038800 +#define I40E_PFINT_ICR0_ENA_ECC_ERR_SHIFT 16 +#define I40E_PFINT_ICR0_ENA_ECC_ERR_MASK (0x1 << I40E_PFINT_ICR0_ENA_ECC_ERR_SHIFT) +#define I40E_PFINT_ICR0_ENA_MAL_DETECT_SHIFT 19 +#define I40E_PFINT_ICR0_ENA_MAL_DETECT_MASK (0x1 << I40E_PFINT_ICR0_ENA_MAL_DETECT_SHIFT) +#define I40E_PFINT_ICR0_ENA_GRST_SHIFT 20 +#define I40E_PFINT_ICR0_ENA_GRST_MASK (0x1 << I40E_PFINT_ICR0_ENA_GRST_SHIFT) +#define I40E_PFINT_ICR0_ENA_PCI_EXCEPTION_SHIFT 21 +#define I40E_PFINT_ICR0_ENA_PCI_EXCEPTION_MASK (0x1 << I40E_PFINT_ICR0_ENA_PCI_EXCEPTION_SHIFT) +#define I40E_PFINT_ICR0_ENA_GPIO_SHIFT 22 +#define I40E_PFINT_ICR0_ENA_GPIO_MASK (0x1 << I40E_PFINT_ICR0_ENA_GPIO_SHIFT) +#define I40E_PFINT_ICR0_ENA_TIMESYNC_SHIFT 23 +#define I40E_PFINT_ICR0_ENA_TIMESYNC_MASK (0x1 << I40E_PFINT_ICR0_ENA_TIMESYNC_SHIFT) +#define I40E_PFINT_ICR0_ENA_STORM_DETECT_SHIFT 24 +#define I40E_PFINT_ICR0_ENA_STORM_DETECT_MASK (0x1 << I40E_PFINT_ICR0_ENA_STORM_DETECT_SHIFT) +#define I40E_PFINT_ICR0_ENA_LINK_STAT_CHANGE_SHIFT 25 +#define I40E_PFINT_ICR0_ENA_LINK_STAT_CHANGE_MASK (0x1 << I40E_PFINT_ICR0_ENA_LINK_STAT_CHANGE_SHIFT) +#define I40E_PFINT_ICR0_ENA_HMC_ERR_SHIFT 26 +#define I40E_PFINT_ICR0_ENA_HMC_ERR_MASK (0x1 << I40E_PFINT_ICR0_ENA_HMC_ERR_SHIFT) +#define I40E_PFINT_ICR0_ENA_PE_CRITERR_SHIFT 28 +#define I40E_PFINT_ICR0_ENA_PE_CRITERR_MASK (0x1 << I40E_PFINT_ICR0_ENA_PE_CRITERR_SHIFT) +#define I40E_PFINT_ICR0_ENA_VFLR_SHIFT 29 +#define I40E_PFINT_ICR0_ENA_VFLR_MASK (0x1 << I40E_PFINT_ICR0_ENA_VFLR_SHIFT) +#define I40E_PFINT_ICR0_ENA_ADMINQ_SHIFT 30 +#define I40E_PFINT_ICR0_ENA_ADMINQ_MASK (0x1 << I40E_PFINT_ICR0_ENA_ADMINQ_SHIFT) +#define I40E_PFINT_ICR0_ENA_RSVD_SHIFT 31 +#define I40E_PFINT_ICR0_ENA_RSVD_MASK (0x1 << I40E_PFINT_ICR0_ENA_RSVD_SHIFT) +#define I40E_PFINT_ITR0(_i) (0x00038000 + ((_i) * 128)) /* _i=0...2 */ +#define I40E_PFINT_ITR0_MAX_INDEX 2 +#define I40E_PFINT_ITR0_INTERVAL_SHIFT 0 +#define I40E_PFINT_ITR0_INTERVAL_MASK (0xFFF << I40E_PFINT_ITR0_INTERVAL_SHIFT) +#define I40E_PFINT_ITRN(_i, _INTPF) (0x00030000 + ((_i) * 2048 + (_INTPF) * 4)) +#define I40E_PFINT_ITRN_MAX_INDEX 2 +#define I40E_PFINT_ITRN_INTERVAL_SHIFT 0 +#define I40E_PFINT_ITRN_INTERVAL_MASK (0xFFF << I40E_PFINT_ITRN_INTERVAL_SHIFT) +#define I40E_PFINT_LNKLST0 0x00038500 +#define I40E_PFINT_LNKLST0_FIRSTQ_INDX_SHIFT 0 +#define I40E_PFINT_LNKLST0_FIRSTQ_INDX_MASK (0x7FF << I40E_PFINT_LNKLST0_FIRSTQ_INDX_SHIFT) +#define I40E_PFINT_LNKLST0_FIRSTQ_TYPE_SHIFT 11 +#define I40E_PFINT_LNKLST0_FIRSTQ_TYPE_MASK (0x3 << I40E_PFINT_LNKLST0_FIRSTQ_TYPE_SHIFT) +#define I40E_PFINT_LNKLSTN(_INTPF) (0x00035000 + ((_INTPF) * 4)) /* _i=0...511 */ +#define I40E_PFINT_LNKLSTN_MAX_INDEX 511 +#define I40E_PFINT_LNKLSTN_FIRSTQ_INDX_SHIFT 0 +#define I40E_PFINT_LNKLSTN_FIRSTQ_INDX_MASK (0x7FF << I40E_PFINT_LNKLSTN_FIRSTQ_INDX_SHIFT) +#define I40E_PFINT_LNKLSTN_FIRSTQ_TYPE_SHIFT 11 +#define I40E_PFINT_LNKLSTN_FIRSTQ_TYPE_MASK (0x3 << I40E_PFINT_LNKLSTN_FIRSTQ_TYPE_SHIFT) +#define I40E_PFINT_RATE0 0x00038580 +#define I40E_PFINT_RATE0_INTERVAL_SHIFT 0 +#define I40E_PFINT_RATE0_INTERVAL_MASK (0x3F << I40E_PFINT_RATE0_INTERVAL_SHIFT) +#define I40E_PFINT_RATE0_INTRL_ENA_SHIFT 6 +#define I40E_PFINT_RATE0_INTRL_ENA_MASK (0x1 << I40E_PFINT_RATE0_INTRL_ENA_SHIFT) +#define I40E_PFINT_RATEN(_INTPF) (0x00035800 + ((_INTPF) * 4)) /* _i=0...511 */ +#define I40E_PFINT_RATEN_MAX_INDEX 511 +#define I40E_PFINT_RATEN_INTERVAL_SHIFT 0 +#define I40E_PFINT_RATEN_INTERVAL_MASK (0x3F << I40E_PFINT_RATEN_INTERVAL_SHIFT) +#define I40E_PFINT_RATEN_INTRL_ENA_SHIFT 6 +#define I40E_PFINT_RATEN_INTRL_ENA_MASK (0x1 << I40E_PFINT_RATEN_INTRL_ENA_SHIFT) +#define I40E_PFINT_STAT_CTL0 0x00038400 +#define I40E_PFINT_STAT_CTL0_OTHER_ITR_INDX_SHIFT 2 +#define I40E_PFINT_STAT_CTL0_OTHER_ITR_INDX_MASK (0x3 << I40E_PFINT_STAT_CTL0_OTHER_ITR_INDX_SHIFT) +#define I40E_QINT_RQCTL(_Q) (0x0003A000 + ((_Q) * 4)) /* _i=0...1535 */ +#define I40E_QINT_RQCTL_MAX_INDEX 1535 +#define I40E_QINT_RQCTL_MSIX_INDX_SHIFT 0 +#define I40E_QINT_RQCTL_MSIX_INDX_MASK (0xFF << I40E_QINT_RQCTL_MSIX_INDX_SHIFT) +#define I40E_QINT_RQCTL_ITR_INDX_SHIFT 11 +#define I40E_QINT_RQCTL_ITR_INDX_MASK (0x3 << I40E_QINT_RQCTL_ITR_INDX_SHIFT) +#define I40E_QINT_RQCTL_MSIX0_INDX_SHIFT 13 +#define I40E_QINT_RQCTL_MSIX0_INDX_MASK (0x7 << I40E_QINT_RQCTL_MSIX0_INDX_SHIFT) +#define I40E_QINT_RQCTL_NEXTQ_INDX_SHIFT 16 +#define I40E_QINT_RQCTL_NEXTQ_INDX_MASK (0x7FF << I40E_QINT_RQCTL_NEXTQ_INDX_SHIFT) +#define I40E_QINT_RQCTL_NEXTQ_TYPE_SHIFT 27 +#define I40E_QINT_RQCTL_NEXTQ_TYPE_MASK (0x3 << I40E_QINT_RQCTL_NEXTQ_TYPE_SHIFT) +#define I40E_QINT_RQCTL_CAUSE_ENA_SHIFT 30 +#define I40E_QINT_RQCTL_CAUSE_ENA_MASK (0x1 << I40E_QINT_RQCTL_CAUSE_ENA_SHIFT) +#define I40E_QINT_RQCTL_INTEVENT_SHIFT 31 +#define I40E_QINT_RQCTL_INTEVENT_MASK (0x1 << I40E_QINT_RQCTL_INTEVENT_SHIFT) +#define I40E_QINT_TQCTL(_Q) (0x0003C000 + ((_Q) * 4)) /* _i=0...1535 */ +#define I40E_QINT_TQCTL_MAX_INDEX 1535 +#define I40E_QINT_TQCTL_MSIX_INDX_SHIFT 0 +#define I40E_QINT_TQCTL_MSIX_INDX_MASK (0xFF << I40E_QINT_TQCTL_MSIX_INDX_SHIFT) +#define I40E_QINT_TQCTL_ITR_INDX_SHIFT 11 +#define I40E_QINT_TQCTL_ITR_INDX_MASK (0x3 << I40E_QINT_TQCTL_ITR_INDX_SHIFT) +#define I40E_QINT_TQCTL_MSIX0_INDX_SHIFT 13 +#define I40E_QINT_TQCTL_MSIX0_INDX_MASK (0x7 << I40E_QINT_TQCTL_MSIX0_INDX_SHIFT) +#define I40E_QINT_TQCTL_NEXTQ_INDX_SHIFT 16 +#define I40E_QINT_TQCTL_NEXTQ_INDX_MASK (0x7FF << I40E_QINT_TQCTL_NEXTQ_INDX_SHIFT) +#define I40E_QINT_TQCTL_NEXTQ_TYPE_SHIFT 27 +#define I40E_QINT_TQCTL_NEXTQ_TYPE_MASK (0x3 << I40E_QINT_TQCTL_NEXTQ_TYPE_SHIFT) +#define I40E_QINT_TQCTL_CAUSE_ENA_SHIFT 30 +#define I40E_QINT_TQCTL_CAUSE_ENA_MASK (0x1 << I40E_QINT_TQCTL_CAUSE_ENA_SHIFT) +#define I40E_QINT_TQCTL_INTEVENT_SHIFT 31 +#define I40E_QINT_TQCTL_INTEVENT_MASK (0x1 << I40E_QINT_TQCTL_INTEVENT_SHIFT) +#define I40E_VFINT_DYN_CTL0(_VF) (0x0002A400 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VFINT_DYN_CTL0_MAX_INDEX 127 +#define I40E_VFINT_DYN_CTL0_INTENA_SHIFT 0 +#define I40E_VFINT_DYN_CTL0_INTENA_MASK (0x1 << I40E_VFINT_DYN_CTL0_INTENA_SHIFT) +#define I40E_VFINT_DYN_CTL0_CLEARPBA_SHIFT 1 +#define I40E_VFINT_DYN_CTL0_CLEARPBA_MASK (0x1 << I40E_VFINT_DYN_CTL0_CLEARPBA_SHIFT) +#define I40E_VFINT_DYN_CTL0_SWINT_TRIG_SHIFT 2 +#define I40E_VFINT_DYN_CTL0_SWINT_TRIG_MASK (0x1 << I40E_VFINT_DYN_CTL0_SWINT_TRIG_SHIFT) +#define I40E_VFINT_DYN_CTL0_ITR_INDX_SHIFT 3 +#define I40E_VFINT_DYN_CTL0_ITR_INDX_MASK (0x3 << I40E_VFINT_DYN_CTL0_ITR_INDX_SHIFT) +#define I40E_VFINT_DYN_CTL0_INTERVAL_SHIFT 5 +#define I40E_VFINT_DYN_CTL0_INTERVAL_MASK (0xFFF << I40E_VFINT_DYN_CTL0_INTERVAL_SHIFT) +#define I40E_VFINT_DYN_CTL0_SW_ITR_INDX_ENA_SHIFT 24 +#define I40E_VFINT_DYN_CTL0_SW_ITR_INDX_ENA_MASK (0x1 << I40E_VFINT_DYN_CTL0_SW_ITR_INDX_ENA_SHIFT) +#define I40E_VFINT_DYN_CTL0_SW_ITR_INDX_SHIFT 25 +#define I40E_VFINT_DYN_CTL0_SW_ITR_INDX_MASK (0x3 << I40E_VFINT_DYN_CTL0_SW_ITR_INDX_SHIFT) +#define I40E_VFINT_DYN_CTL0_INTENA_MSK_SHIFT 31 +#define I40E_VFINT_DYN_CTL0_INTENA_MSK_MASK (0x1 << I40E_VFINT_DYN_CTL0_INTENA_MSK_SHIFT) +#define I40E_VFINT_DYN_CTLN(_INTVF) (0x00024800 + ((_INTVF) * 4)) /* _i=0...511 */ +#define I40E_VFINT_DYN_CTLN_MAX_INDEX 511 +#define I40E_VFINT_DYN_CTLN_INTENA_SHIFT 0 +#define I40E_VFINT_DYN_CTLN_INTENA_MASK (0x1 << I40E_VFINT_DYN_CTLN_INTENA_SHIFT) +#define I40E_VFINT_DYN_CTLN_CLEARPBA_SHIFT 1 +#define I40E_VFINT_DYN_CTLN_CLEARPBA_MASK (0x1 << I40E_VFINT_DYN_CTLN_CLEARPBA_SHIFT) +#define I40E_VFINT_DYN_CTLN_SWINT_TRIG_SHIFT 2 +#define I40E_VFINT_DYN_CTLN_SWINT_TRIG_MASK (0x1 << I40E_VFINT_DYN_CTLN_SWINT_TRIG_SHIFT) +#define I40E_VFINT_DYN_CTLN_ITR_INDX_SHIFT 3 +#define I40E_VFINT_DYN_CTLN_ITR_INDX_MASK (0x3 << I40E_VFINT_DYN_CTLN_ITR_INDX_SHIFT) +#define I40E_VFINT_DYN_CTLN_INTERVAL_SHIFT 5 +#define I40E_VFINT_DYN_CTLN_INTERVAL_MASK (0xFFF << I40E_VFINT_DYN_CTLN_INTERVAL_SHIFT) +#define I40E_VFINT_DYN_CTLN_SW_ITR_INDX_ENA_SHIFT 24 +#define I40E_VFINT_DYN_CTLN_SW_ITR_INDX_ENA_MASK (0x1 << I40E_VFINT_DYN_CTLN_SW_ITR_INDX_ENA_SHIFT) +#define I40E_VFINT_DYN_CTLN_SW_ITR_INDX_SHIFT 25 +#define I40E_VFINT_DYN_CTLN_SW_ITR_INDX_MASK (0x3 << I40E_VFINT_DYN_CTLN_SW_ITR_INDX_SHIFT) +#define I40E_VFINT_DYN_CTLN_INTENA_MSK_SHIFT 31 +#define I40E_VFINT_DYN_CTLN_INTENA_MSK_MASK (0x1 << I40E_VFINT_DYN_CTLN_INTENA_MSK_SHIFT) +#define I40E_VFINT_ICR0(_VF) (0x0002BC00 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VFINT_ICR0_MAX_INDEX 127 +#define I40E_VFINT_ICR0_INTEVENT_SHIFT 0 +#define I40E_VFINT_ICR0_INTEVENT_MASK (0x1 << I40E_VFINT_ICR0_INTEVENT_SHIFT) +#define I40E_VFINT_ICR0_QUEUE_0_SHIFT 1 +#define I40E_VFINT_ICR0_QUEUE_0_MASK (0x1 << I40E_VFINT_ICR0_QUEUE_0_SHIFT) +#define I40E_VFINT_ICR0_QUEUE_1_SHIFT 2 +#define I40E_VFINT_ICR0_QUEUE_1_MASK (0x1 << I40E_VFINT_ICR0_QUEUE_1_SHIFT) +#define I40E_VFINT_ICR0_QUEUE_2_SHIFT 3 +#define I40E_VFINT_ICR0_QUEUE_2_MASK (0x1 << I40E_VFINT_ICR0_QUEUE_2_SHIFT) +#define I40E_VFINT_ICR0_QUEUE_3_SHIFT 4 +#define I40E_VFINT_ICR0_QUEUE_3_MASK (0x1 << I40E_VFINT_ICR0_QUEUE_3_SHIFT) +#define I40E_VFINT_ICR0_LINK_STAT_CHANGE_SHIFT 25 +#define I40E_VFINT_ICR0_LINK_STAT_CHANGE_MASK (0x1 << I40E_VFINT_ICR0_LINK_STAT_CHANGE_SHIFT) +#define I40E_VFINT_ICR0_ADMINQ_SHIFT 30 +#define I40E_VFINT_ICR0_ADMINQ_MASK (0x1 << I40E_VFINT_ICR0_ADMINQ_SHIFT) +#define I40E_VFINT_ICR0_SWINT_SHIFT 31 +#define I40E_VFINT_ICR0_SWINT_MASK (0x1 << I40E_VFINT_ICR0_SWINT_SHIFT) +#define I40E_VFINT_ICR0_ENA(_VF) (0x0002C000 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VFINT_ICR0_ENA_MAX_INDEX 127 +#define I40E_VFINT_ICR0_ENA_LINK_STAT_CHANGE_SHIFT 25 +#define I40E_VFINT_ICR0_ENA_LINK_STAT_CHANGE_MASK (0x1 << I40E_VFINT_ICR0_ENA_LINK_STAT_CHANGE_SHIFT) +#define I40E_VFINT_ICR0_ENA_ADMINQ_SHIFT 30 +#define I40E_VFINT_ICR0_ENA_ADMINQ_MASK (0x1 << I40E_VFINT_ICR0_ENA_ADMINQ_SHIFT) +#define I40E_VFINT_ICR0_ENA_RSVD_SHIFT 31 +#define I40E_VFINT_ICR0_ENA_RSVD_MASK (0x1 << I40E_VFINT_ICR0_ENA_RSVD_SHIFT) +#define I40E_VFINT_ITR0(_i, _VF) (0x00028000 + ((_i) * 1024 + (_VF) * 4)) /* _i=0...2, _VF=0...127 */ +#define I40E_VFINT_ITR0_MAX_INDEX 2 +#define I40E_VFINT_ITR0_INTERVAL_SHIFT 0 +#define I40E_VFINT_ITR0_INTERVAL_MASK (0xFFF << I40E_VFINT_ITR0_INTERVAL_SHIFT) +#define I40E_VFINT_ITRN(_i, _INTVF) (0x00020000 + ((_i) * 2048 + (_INTVF) * 4)) +#define I40E_VFINT_ITRN_MAX_INDEX 2 +#define I40E_VFINT_ITRN_INTERVAL_SHIFT 0 +#define I40E_VFINT_ITRN_INTERVAL_MASK (0xFFF << I40E_VFINT_ITRN_INTERVAL_SHIFT) +#define I40E_VFINT_STAT_CTL0(_VF) (0x0002A000 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VFINT_STAT_CTL0_MAX_INDEX 127 +#define I40E_VFINT_STAT_CTL0_OTHER_ITR_INDX_SHIFT 2 +#define I40E_VFINT_STAT_CTL0_OTHER_ITR_INDX_MASK (0x3 << I40E_VFINT_STAT_CTL0_OTHER_ITR_INDX_SHIFT) +#define I40E_VPINT_AEQCTL(_VF) (0x0002B800 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VPINT_AEQCTL_MAX_INDEX 127 +#define I40E_VPINT_AEQCTL_MSIX_INDX_SHIFT 0 +#define I40E_VPINT_AEQCTL_MSIX_INDX_MASK (0xFF << I40E_VPINT_AEQCTL_MSIX_INDX_SHIFT) +#define I40E_VPINT_AEQCTL_ITR_INDX_SHIFT 11 +#define I40E_VPINT_AEQCTL_ITR_INDX_MASK (0x3 << I40E_VPINT_AEQCTL_ITR_INDX_SHIFT) +#define I40E_VPINT_AEQCTL_MSIX0_INDX_SHIFT 13 +#define I40E_VPINT_AEQCTL_MSIX0_INDX_MASK (0x7 << I40E_VPINT_AEQCTL_MSIX0_INDX_SHIFT) +#define I40E_VPINT_AEQCTL_CAUSE_ENA_SHIFT 30 +#define I40E_VPINT_AEQCTL_CAUSE_ENA_MASK (0x1 << I40E_VPINT_AEQCTL_CAUSE_ENA_SHIFT) +#define I40E_VPINT_AEQCTL_INTEVENT_SHIFT 31 +#define I40E_VPINT_AEQCTL_INTEVENT_MASK (0x1 << I40E_VPINT_AEQCTL_INTEVENT_SHIFT) +#define I40E_VPINT_CEQCTL(_INTVF) (0x00026800 + ((_INTVF) * 4)) /* _i=0...511 */ +#define I40E_VPINT_CEQCTL_MAX_INDEX 511 +#define I40E_VPINT_CEQCTL_MSIX_INDX_SHIFT 0 +#define I40E_VPINT_CEQCTL_MSIX_INDX_MASK (0xFF << I40E_VPINT_CEQCTL_MSIX_INDX_SHIFT) +#define I40E_VPINT_CEQCTL_ITR_INDX_SHIFT 11 +#define I40E_VPINT_CEQCTL_ITR_INDX_MASK (0x3 << I40E_VPINT_CEQCTL_ITR_INDX_SHIFT) +#define I40E_VPINT_CEQCTL_MSIX0_INDX_SHIFT 13 +#define I40E_VPINT_CEQCTL_MSIX0_INDX_MASK (0x7 << I40E_VPINT_CEQCTL_MSIX0_INDX_SHIFT) +#define I40E_VPINT_CEQCTL_NEXTQ_INDX_SHIFT 16 +#define I40E_VPINT_CEQCTL_NEXTQ_INDX_MASK (0x7FF << I40E_VPINT_CEQCTL_NEXTQ_INDX_SHIFT) +#define I40E_VPINT_CEQCTL_NEXTQ_TYPE_SHIFT 27 +#define I40E_VPINT_CEQCTL_NEXTQ_TYPE_MASK (0x3 << I40E_VPINT_CEQCTL_NEXTQ_TYPE_SHIFT) +#define I40E_VPINT_CEQCTL_CAUSE_ENA_SHIFT 30 +#define I40E_VPINT_CEQCTL_CAUSE_ENA_MASK (0x1 << I40E_VPINT_CEQCTL_CAUSE_ENA_SHIFT) +#define I40E_VPINT_CEQCTL_INTEVENT_SHIFT 31 +#define I40E_VPINT_CEQCTL_INTEVENT_MASK (0x1 << I40E_VPINT_CEQCTL_INTEVENT_SHIFT) +#define I40E_VPINT_LNKLST0(_VF) (0x0002A800 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VPINT_LNKLST0_MAX_INDEX 127 +#define I40E_VPINT_LNKLST0_FIRSTQ_INDX_SHIFT 0 +#define I40E_VPINT_LNKLST0_FIRSTQ_INDX_MASK (0x7FF << I40E_VPINT_LNKLST0_FIRSTQ_INDX_SHIFT) +#define I40E_VPINT_LNKLST0_FIRSTQ_TYPE_SHIFT 11 +#define I40E_VPINT_LNKLST0_FIRSTQ_TYPE_MASK (0x3 << I40E_VPINT_LNKLST0_FIRSTQ_TYPE_SHIFT) +#define I40E_VPINT_LNKLSTN(_INTVF) (0x00025000 + ((_INTVF) * 4)) /* _i=0...511 */ +#define I40E_VPINT_LNKLSTN_MAX_INDEX 511 +#define I40E_VPINT_LNKLSTN_FIRSTQ_INDX_SHIFT 0 +#define I40E_VPINT_LNKLSTN_FIRSTQ_INDX_MASK (0x7FF << I40E_VPINT_LNKLSTN_FIRSTQ_INDX_SHIFT) +#define I40E_VPINT_LNKLSTN_FIRSTQ_TYPE_SHIFT 11 +#define I40E_VPINT_LNKLSTN_FIRSTQ_TYPE_MASK (0x3 << I40E_VPINT_LNKLSTN_FIRSTQ_TYPE_SHIFT) +#define I40E_VPINT_RATE0(_VF) (0x0002AC00 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VPINT_RATE0_MAX_INDEX 127 +#define I40E_VPINT_RATE0_INTERVAL_SHIFT 0 +#define I40E_VPINT_RATE0_INTERVAL_MASK (0x3F << I40E_VPINT_RATE0_INTERVAL_SHIFT) +#define I40E_VPINT_RATE0_INTRL_ENA_SHIFT 6 +#define I40E_VPINT_RATE0_INTRL_ENA_MASK (0x1 << I40E_VPINT_RATE0_INTRL_ENA_SHIFT) +#define I40E_VPINT_RATEN(_INTVF) (0x00025800 + ((_INTVF) * 4)) /* _i=0...511 */ +#define I40E_VPINT_RATEN_MAX_INDEX 511 +#define I40E_VPINT_RATEN_INTERVAL_SHIFT 0 +#define I40E_VPINT_RATEN_INTERVAL_MASK (0x3F << I40E_VPINT_RATEN_INTERVAL_SHIFT) +#define I40E_VPINT_RATEN_INTRL_ENA_SHIFT 6 +#define I40E_VPINT_RATEN_INTRL_ENA_MASK (0x1 << I40E_VPINT_RATEN_INTRL_ENA_SHIFT) +#define I40E_GL_RDPU_CNTRL 0x00051060 +#define I40E_GL_RDPU_CNTRL_RX_PAD_EN_SHIFT 0 +#define I40E_GL_RDPU_CNTRL_RX_PAD_EN_MASK (0x1 << I40E_GL_RDPU_CNTRL_RX_PAD_EN_SHIFT) +#define I40E_GL_RDPU_CNTRL_ECO_SHIFT 1 +#define I40E_GL_RDPU_CNTRL_ECO_MASK (0x7FFFFFFF << I40E_GL_RDPU_CNTRL_ECO_SHIFT) +#define I40E_GLLAN_RCTL_0 0x0012A500 +#define I40E_GLLAN_RCTL_0_PXE_MODE_SHIFT 0 +#define I40E_GLLAN_RCTL_0_PXE_MODE_MASK (0x1 << I40E_GLLAN_RCTL_0_PXE_MODE_SHIFT) +#define I40E_GLLAN_TSOMSK_F 0x000442D8 +#define I40E_GLLAN_TSOMSK_F_TCPMSKF_SHIFT 0 +#define I40E_GLLAN_TSOMSK_F_TCPMSKF_MASK (0xFFF << I40E_GLLAN_TSOMSK_F_TCPMSKF_SHIFT) +#define I40E_GLLAN_TSOMSK_L 0x000442E0 +#define I40E_GLLAN_TSOMSK_L_TCPMSKL_SHIFT 0 +#define I40E_GLLAN_TSOMSK_L_TCPMSKL_MASK (0xFFF << I40E_GLLAN_TSOMSK_L_TCPMSKL_SHIFT) +#define I40E_GLLAN_TSOMSK_M 0x000442DC +#define I40E_GLLAN_TSOMSK_M_TCPMSKM_SHIFT 0 +#define I40E_GLLAN_TSOMSK_M_TCPMSKM_MASK (0xFFF << I40E_GLLAN_TSOMSK_M_TCPMSKM_SHIFT) +#define I40E_PFLAN_QALLOC 0x001C0400 +#define I40E_PFLAN_QALLOC_FIRSTQ_SHIFT 0 +#define I40E_PFLAN_QALLOC_FIRSTQ_MASK (0x7FF << I40E_PFLAN_QALLOC_FIRSTQ_SHIFT) +#define I40E_PFLAN_QALLOC_LASTQ_SHIFT 16 +#define I40E_PFLAN_QALLOC_LASTQ_MASK (0x7FF << I40E_PFLAN_QALLOC_LASTQ_SHIFT) +#define I40E_PFLAN_QALLOC_VALID_SHIFT 31 +#define I40E_PFLAN_QALLOC_VALID_MASK (0x1 << I40E_PFLAN_QALLOC_VALID_SHIFT) +#define I40E_QRX_ENA(_Q) (0x00120000 + ((_Q) * 4)) /* _i=0...1535 */ +#define I40E_QRX_ENA_MAX_INDEX 1535 +#define I40E_QRX_ENA_QENA_REQ_SHIFT 0 +#define I40E_QRX_ENA_QENA_REQ_MASK (0x1 << I40E_QRX_ENA_QENA_REQ_SHIFT) +#define I40E_QRX_ENA_FAST_QDIS_SHIFT 1 +#define I40E_QRX_ENA_FAST_QDIS_MASK (0x1 << I40E_QRX_ENA_FAST_QDIS_SHIFT) +#define I40E_QRX_ENA_QENA_STAT_SHIFT 2 +#define I40E_QRX_ENA_QENA_STAT_MASK (0x1 << I40E_QRX_ENA_QENA_STAT_SHIFT) +#define I40E_QRX_TAIL(_Q) (0x00128000 + ((_Q) * 4)) /* _i=0...1535 */ +#define I40E_QRX_TAIL_MAX_INDEX 1535 +#define I40E_QRX_TAIL_TAIL_SHIFT 0 +#define I40E_QRX_TAIL_TAIL_MASK (0x1FFF << I40E_QRX_TAIL_TAIL_SHIFT) +#define I40E_QTX_CTL(_Q) (0x00104000 + ((_Q) * 4)) /* _i=0...1535 */ +#define I40E_QTX_CTL_MAX_INDEX 1535 +#define I40E_QTX_CTL_PFVF_Q_SHIFT 0 +#define I40E_QTX_CTL_PFVF_Q_MASK (0x3 << I40E_QTX_CTL_PFVF_Q_SHIFT) +#define I40E_QTX_CTL_PF_INDX_SHIFT 2 +#define I40E_QTX_CTL_PF_INDX_MASK (0xF << I40E_QTX_CTL_PF_INDX_SHIFT) +#define I40E_QTX_CTL_VFVM_INDX_SHIFT 7 +#define I40E_QTX_CTL_VFVM_INDX_MASK (0x1FF << I40E_QTX_CTL_VFVM_INDX_SHIFT) +#define I40E_QTX_ENA(_Q) (0x00100000 + ((_Q) * 4)) /* _i=0...1535 */ +#define I40E_QTX_ENA_MAX_INDEX 1535 +#define I40E_QTX_ENA_QENA_REQ_SHIFT 0 +#define I40E_QTX_ENA_QENA_REQ_MASK (0x1 << I40E_QTX_ENA_QENA_REQ_SHIFT) +#define I40E_QTX_ENA_FAST_QDIS_SHIFT 1 +#define I40E_QTX_ENA_FAST_QDIS_MASK (0x1 << I40E_QTX_ENA_FAST_QDIS_SHIFT) +#define I40E_QTX_ENA_QENA_STAT_SHIFT 2 +#define I40E_QTX_ENA_QENA_STAT_MASK (0x1 << I40E_QTX_ENA_QENA_STAT_SHIFT) +#define I40E_QTX_HEAD(_Q) (0x000E4000 + ((_Q) * 4)) /* _i=0...1535 */ +#define I40E_QTX_HEAD_MAX_INDEX 1535 +#define I40E_QTX_HEAD_HEAD_SHIFT 0 +#define I40E_QTX_HEAD_HEAD_MASK (0x1FFF << I40E_QTX_HEAD_HEAD_SHIFT) +#define I40E_QTX_HEAD_RS_PENDING_SHIFT 16 +#define I40E_QTX_HEAD_RS_PENDING_MASK (0x1 << I40E_QTX_HEAD_RS_PENDING_SHIFT) +#define I40E_QTX_TAIL(_Q) (0x00108000 + ((_Q) * 4)) /* _i=0...1535 */ +#define I40E_QTX_TAIL_MAX_INDEX 1535 +#define I40E_QTX_TAIL_TAIL_SHIFT 0 +#define I40E_QTX_TAIL_TAIL_MASK (0x1FFF << I40E_QTX_TAIL_TAIL_SHIFT) +#define I40E_VPLAN_MAPENA(_VF) (0x00074000 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VPLAN_MAPENA_MAX_INDEX 127 +#define I40E_VPLAN_MAPENA_TXRX_ENA_SHIFT 0 +#define I40E_VPLAN_MAPENA_TXRX_ENA_MASK (0x1 << I40E_VPLAN_MAPENA_TXRX_ENA_SHIFT) +#define I40E_VPLAN_QTABLE(_i, _VF) (0x00070000 + ((_i) * 1024 + (_VF) * 4)) /* _i=0...15, _VF=0...127 */ +#define I40E_VPLAN_QTABLE_MAX_INDEX 15 +#define I40E_VPLAN_QTABLE_QINDEX_SHIFT 0 +#define I40E_VPLAN_QTABLE_QINDEX_MASK (0x7FF << I40E_VPLAN_QTABLE_QINDEX_SHIFT) +#define I40E_VSILAN_QBASE(_VSI) (0x0020C800 + ((_VSI) * 4)) /* _i=0...383 */ +#define I40E_VSILAN_QBASE_MAX_INDEX 383 +#define I40E_VSILAN_QBASE_VSIBASE_SHIFT 0 +#define I40E_VSILAN_QBASE_VSIBASE_MASK (0x7FF << I40E_VSILAN_QBASE_VSIBASE_SHIFT) +#define I40E_VSILAN_QBASE_VSIQTABLE_ENA_SHIFT 11 +#define I40E_VSILAN_QBASE_VSIQTABLE_ENA_MASK (0x1 << I40E_VSILAN_QBASE_VSIQTABLE_ENA_SHIFT) +#define I40E_VSILAN_QTABLE(_i, _VSI) (0x00200000 + ((_i) * 2048 + (_VSI) * 4)) +#define I40E_VSILAN_QTABLE_MAX_INDEX 15 +#define I40E_VSILAN_QTABLE_QINDEX_0_SHIFT 0 +#define I40E_VSILAN_QTABLE_QINDEX_0_MASK (0x7FF << I40E_VSILAN_QTABLE_QINDEX_0_SHIFT) +#define I40E_VSILAN_QTABLE_QINDEX_1_SHIFT 16 +#define I40E_VSILAN_QTABLE_QINDEX_1_MASK (0x7FF << I40E_VSILAN_QTABLE_QINDEX_1_SHIFT) +#define I40E_PRTGL_SAH 0x001E2140 +#define I40E_PRTGL_SAH_FC_SAH_SHIFT 0 +#define I40E_PRTGL_SAH_FC_SAH_MASK (0xFFFF << I40E_PRTGL_SAH_FC_SAH_SHIFT) +#define I40E_PRTGL_SAH_MFS_SHIFT 16 +#define I40E_PRTGL_SAH_MFS_MASK (0xFFFF << I40E_PRTGL_SAH_MFS_SHIFT) +#define I40E_PRTGL_SAL 0x001E2120 +#define I40E_PRTGL_SAL_FC_SAL_SHIFT 0 +#define I40E_PRTGL_SAL_FC_SAL_MASK (0xFFFFFFFF << I40E_PRTGL_SAL_FC_SAL_SHIFT) +#define I40E_PRTMAC_HLCTLA 0x001E4760 +#define I40E_PRTMAC_HLCTLA_DROP_US_PKTS_SHIFT 0 +#define I40E_PRTMAC_HLCTLA_DROP_US_PKTS_MASK (0x1 << I40E_PRTMAC_HLCTLA_DROP_US_PKTS_SHIFT) +#define I40E_PRTMAC_HLCTLA_RX_FWRD_CTRL_SHIFT 1 +#define I40E_PRTMAC_HLCTLA_RX_FWRD_CTRL_MASK (0x1 << I40E_PRTMAC_HLCTLA_RX_FWRD_CTRL_SHIFT) +#define I40E_PRTMAC_HLCTLA_CHOP_OS_PKT_SHIFT 2 +#define I40E_PRTMAC_HLCTLA_CHOP_OS_PKT_MASK (0x1 << I40E_PRTMAC_HLCTLA_CHOP_OS_PKT_SHIFT) +#define I40E_PRTMAC_HLCTLA_TX_HYSTERESIS_SHIFT 4 +#define I40E_PRTMAC_HLCTLA_TX_HYSTERESIS_MASK (0x7 << I40E_PRTMAC_HLCTLA_TX_HYSTERESIS_SHIFT) +#define I40E_PRTMAC_HLCTLA_HYS_FLUSH_PKT_SHIFT 7 +#define I40E_PRTMAC_HLCTLA_HYS_FLUSH_PKT_MASK (0x1 << I40E_PRTMAC_HLCTLA_HYS_FLUSH_PKT_SHIFT) +#define I40E_PRTMAC_HSEC_CTL_RX_CHECK_SA_GCP 0x001E3130 +#define I40E_PRTMAC_HSEC_CTL_RX_CHECK_SA_GCP_HSEC_CTL_RX_CHECK_SA_GCP_SHIFT 0 +#define I40E_PRTMAC_HSEC_CTL_RX_CHECK_SA_GCP_HSEC_CTL_RX_CHECK_SA_GCP_MASK (0x1 << I40E_PRTMAC_HSEC_CTL_RX_CHECK_SA_GCP_HSEC_CTL_RX_CHECK_SA_GCP_SHIFT) +#define I40E_PRTMAC_HSEC_CTL_RX_CHECK_SA_GPP 0x001E3290 +#define I40E_PRTMAC_HSEC_CTL_RX_CHECK_SA_GPP_HSEC_CTL_RX_CHECK_SA_GPP_SHIFT 0 +#define I40E_PRTMAC_HSEC_CTL_RX_CHECK_SA_GPP_HSEC_CTL_RX_CHECK_SA_GPP_MASK (0x1 << I40E_PRTMAC_HSEC_CTL_RX_CHECK_SA_GPP_HSEC_CTL_RX_CHECK_SA_GPP_SHIFT) +#define I40E_PRTMAC_HSEC_CTL_RX_CHECK_SA_PPP 0x001E3310 +#define I40E_PRTMAC_HSEC_CTL_RX_CHECK_SA_PPP_HSEC_CTL_RX_CHECK_SA_PPP_SHIFT 0 +#define I40E_PRTMAC_HSEC_CTL_RX_CHECK_SA_PPP_HSEC_CTL_RX_CHECK_SA_PPP_MASK (0x1 << I40E_PRTMAC_HSEC_CTL_RX_CHECK_SA_PPP_HSEC_CTL_RX_CHECK_SA_PPP_SHIFT) +#define I40E_PRTMAC_HSEC_CTL_RX_CHECK_UCAST_GCP 0x001E3100 +#define I40E_PRTMAC_HSEC_CTL_RX_CHECK_UCAST_GCP_HSEC_CTL_RX_CHECK_UCAST_GCP_SHIFT 0 +#define I40E_PRTMAC_HSEC_CTL_RX_CHECK_UCAST_GCP_HSEC_CTL_RX_CHECK_UCAST_GCP_MASK (0x1 << I40E_PRTMAC_HSEC_CTL_RX_CHECK_UCAST_GCP_HSEC_CTL_RX_CHECK_UCAST_GCP_SHIFT) +#define I40E_PRTMAC_HSEC_CTL_RX_CHECK_UCAST_GPP 0x001E3280 +#define I40E_PRTMAC_HSEC_CTL_RX_CHECK_UCAST_GPP_HSEC_CTL_RX_CHECK_UCAST_GPP_SHIFT 0 +#define I40E_PRTMAC_HSEC_CTL_RX_CHECK_UCAST_GPP_HSEC_CTL_RX_CHECK_UCAST_GPP_MASK (0x1 << I40E_PRTMAC_HSEC_CTL_RX_CHECK_UCAST_GPP_HSEC_CTL_RX_CHECK_UCAST_GPP_SHIFT) +#define I40E_PRTMAC_HSEC_CTL_RX_CHECK_UCAST_PPP 0x001E3300 +#define I40E_PRTMAC_HSEC_CTL_RX_CHECK_UCAST_PPP_HSEC_CTL_RX_CHECK_UCAST_PPP_SHIFT 0 +#define I40E_PRTMAC_HSEC_CTL_RX_CHECK_UCAST_PPP_HSEC_CTL_RX_CHECK_UCAST_PPP_MASK (0x1 << I40E_PRTMAC_HSEC_CTL_RX_CHECK_UCAST_PPP_HSEC_CTL_RX_CHECK_UCAST_PPP_SHIFT) +#define I40E_PRTMAC_HSEC_CTL_RX_ENABLE_GCP 0x001E30E0 +#define I40E_PRTMAC_HSEC_CTL_RX_ENABLE_GCP_HSEC_CTL_RX_ENABLE_GCP_SHIFT 0 +#define I40E_PRTMAC_HSEC_CTL_RX_ENABLE_GCP_HSEC_CTL_RX_ENABLE_GCP_MASK (0x1 << I40E_PRTMAC_HSEC_CTL_RX_ENABLE_GCP_HSEC_CTL_RX_ENABLE_GCP_SHIFT) +#define I40E_PRTMAC_HSEC_CTL_RX_ENABLE_GPP 0x001E3260 +#define I40E_PRTMAC_HSEC_CTL_RX_ENABLE_GPP_HSEC_CTL_RX_ENABLE_GPP_SHIFT 0 +#define I40E_PRTMAC_HSEC_CTL_RX_ENABLE_GPP_HSEC_CTL_RX_ENABLE_GPP_MASK (0x1 << I40E_PRTMAC_HSEC_CTL_RX_ENABLE_GPP_HSEC_CTL_RX_ENABLE_GPP_SHIFT) +#define I40E_PRTMAC_HSEC_CTL_RX_ENABLE_PPP 0x001E32E0 +#define I40E_PRTMAC_HSEC_CTL_RX_ENABLE_PPP_HSEC_CTL_RX_ENABLE_PPP_SHIFT 0 +#define I40E_PRTMAC_HSEC_CTL_RX_ENABLE_PPP_HSEC_CTL_RX_ENABLE_PPP_MASK (0x1 << I40E_PRTMAC_HSEC_CTL_RX_ENABLE_PPP_HSEC_CTL_RX_ENABLE_PPP_SHIFT) +#define I40E_PRTMAC_HSEC_CTL_RX_FORWARD_CONTROL 0x001E3360 +#define I40E_PRTMAC_HSEC_CTL_RX_FORWARD_CONTROL_HSEC_CTL_RX_FORWARD_CONTROL_SHIFT 0 +#define I40E_PRTMAC_HSEC_CTL_RX_FORWARD_CONTROL_HSEC_CTL_RX_FORWARD_CONTROL_MASK (0x1 << I40E_PRTMAC_HSEC_CTL_RX_FORWARD_CONTROL_HSEC_CTL_RX_FORWARD_CONTROL_SHIFT) +#define I40E_PRTMAC_HSEC_CTL_RX_PAUSE_DA_UCAST_PART1 0x001E3110 +#define I40E_PRTMAC_HSEC_CTL_RX_PAUSE_DA_UCAST_PART1_HSEC_CTL_RX_PAUSE_DA_UCAST_PART1_SHIFT 0 +#define I40E_PRTMAC_HSEC_CTL_RX_PAUSE_DA_UCAST_PART1_HSEC_CTL_RX_PAUSE_DA_UCAST_PART1_MASK (0xFFFFFFFF << I40E_PRTMAC_HSEC_CTL_RX_PAUSE_DA_UCAST_PART1_HSEC_CTL_RX_PAUSE_DA_UCAST_PART1_SHIFT) +#define I40E_PRTMAC_HSEC_CTL_RX_PAUSE_DA_UCAST_PART2 0x001E3120 +#define I40E_PRTMAC_HSEC_CTL_RX_PAUSE_DA_UCAST_PART2_HSEC_CTL_RX_PAUSE_DA_UCAST_PART2_SHIFT 0 +#define I40E_PRTMAC_HSEC_CTL_RX_PAUSE_DA_UCAST_PART2_HSEC_CTL_RX_PAUSE_DA_UCAST_PART2_MASK (0xFFFF << I40E_PRTMAC_HSEC_CTL_RX_PAUSE_DA_UCAST_PART2_HSEC_CTL_RX_PAUSE_DA_UCAST_PART2_SHIFT) +#define I40E_PRTMAC_HSEC_CTL_RX_PAUSE_ENABLE 0x001E30C0 +#define I40E_PRTMAC_HSEC_CTL_RX_PAUSE_ENABLE_HSEC_CTL_RX_PAUSE_ENABLE_SHIFT 0 +#define I40E_PRTMAC_HSEC_CTL_RX_PAUSE_ENABLE_HSEC_CTL_RX_PAUSE_ENABLE_MASK (0x1FF << I40E_PRTMAC_HSEC_CTL_RX_PAUSE_ENABLE_HSEC_CTL_RX_PAUSE_ENABLE_SHIFT) +#define I40E_PRTMAC_HSEC_CTL_RX_PAUSE_SA_PART1 0x001E3140 +#define I40E_PRTMAC_HSEC_CTL_RX_PAUSE_SA_PART1_HSEC_CTL_RX_PAUSE_SA_PART1_SHIFT 0 +#define I40E_PRTMAC_HSEC_CTL_RX_PAUSE_SA_PART1_HSEC_CTL_RX_PAUSE_SA_PART1_MASK (0xFFFFFFFF << I40E_PRTMAC_HSEC_CTL_RX_PAUSE_SA_PART1_HSEC_CTL_RX_PAUSE_SA_PART1_SHIFT) +#define I40E_PRTMAC_HSEC_CTL_RX_PAUSE_SA_PART2 0x001E3150 +#define I40E_PRTMAC_HSEC_CTL_RX_PAUSE_SA_PART2_HSEC_CTL_RX_PAUSE_SA_PART2_SHIFT 0 +#define I40E_PRTMAC_HSEC_CTL_RX_PAUSE_SA_PART2_HSEC_CTL_RX_PAUSE_SA_PART2_MASK (0xFFFF << I40E_PRTMAC_HSEC_CTL_RX_PAUSE_SA_PART2_HSEC_CTL_RX_PAUSE_SA_PART2_SHIFT) +#define I40E_PRTMAC_HSEC_CTL_TX_ENABLE 0x001E3000 +#define I40E_PRTMAC_HSEC_CTL_TX_ENABLE_HSEC_CTL_TX_ENABLE_SHIFT 0 +#define I40E_PRTMAC_HSEC_CTL_TX_ENABLE_HSEC_CTL_TX_ENABLE_MASK (0x1 << I40E_PRTMAC_HSEC_CTL_TX_ENABLE_HSEC_CTL_TX_ENABLE_SHIFT) +#define I40E_PRTMAC_HSEC_CTL_TX_PAUSE_ENABLE 0x001E30D0 +#define I40E_PRTMAC_HSEC_CTL_TX_PAUSE_ENABLE_HSEC_CTL_TX_PAUSE_ENABLE_SHIFT 0 +#define I40E_PRTMAC_HSEC_CTL_TX_PAUSE_ENABLE_HSEC_CTL_TX_PAUSE_ENABLE_MASK (0x1FF << I40E_PRTMAC_HSEC_CTL_TX_PAUSE_ENABLE_HSEC_CTL_TX_PAUSE_ENABLE_SHIFT) +#define I40E_PRTMAC_HSEC_CTL_TX_PAUSE_QUANTA(_i) (0x001E3370 + ((_i) * 16)) +#define I40E_PRTMAC_HSEC_CTL_TX_PAUSE_QUANTA_MAX_INDEX 8 +#define I40E_PRTMAC_HSEC_CTL_TX_PAUSE_QUANTA_HSEC_CTL_TX_PAUSE_QUANTA_SHIFT 0 +#define I40E_PRTMAC_HSEC_CTL_TX_PAUSE_QUANTA_HSEC_CTL_TX_PAUSE_QUANTA_MASK (0xFFFF << I40E_PRTMAC_HSEC_CTL_TX_PAUSE_QUANTA_HSEC_CTL_TX_PAUSE_QUANTA_SHIFT) +#define I40E_PRTMAC_HSEC_CTL_TX_PAUSE_REFRESH_TIMER(_i) (0x001E3400 + ((_i) * 16)) +#define I40E_PRTMAC_HSEC_CTL_TX_PAUSE_REFRESH_TIMER_MAX_INDEX 8 +#define I40E_PRTMAC_HSEC_CTL_TX_PAUSE_REFRESH_TIMER_HSEC_CTL_TX_PAUSE_REFRESH_TIMER_SHIFT 0 +#define I40E_PRTMAC_HSEC_CTL_TX_PAUSE_REFRESH_TIMER_HSEC_CTL_TX_PAUSE_REFRESH_TIMER_MASK (0xFFFF << I40E_PRTMAC_HSEC_CTL_TX_PAUSE_REFRESH_TIMER_HSEC_CTL_TX_PAUSE_REFRESH_TIMER_SHIFT) +#define I40E_PRTMAC_HSEC_CTL_TX_SA_PART1 0x001E34B0 +#define I40E_PRTMAC_HSEC_CTL_TX_SA_PART1_HSEC_CTL_TX_SA_PART1_SHIFT 0 +#define I40E_PRTMAC_HSEC_CTL_TX_SA_PART1_HSEC_CTL_TX_SA_PART1_MASK (0xFFFFFFFF << I40E_PRTMAC_HSEC_CTL_TX_SA_PART1_HSEC_CTL_TX_SA_PART1_SHIFT) +#define I40E_PRTMAC_HSEC_CTL_TX_SA_PART2 0x001E34C0 +#define I40E_PRTMAC_HSEC_CTL_TX_SA_PART2_HSEC_CTL_TX_SA_PART2_SHIFT 0 +#define I40E_PRTMAC_HSEC_CTL_TX_SA_PART2_HSEC_CTL_TX_SA_PART2_MASK (0xFFFF << I40E_PRTMAC_HSEC_CTL_TX_SA_PART2_HSEC_CTL_TX_SA_PART2_SHIFT) +#define I40E_PRTMAC_HSECTL1 0x001E3560 +#define I40E_PRTMAC_HSECTL1_DROP_US_PKTS_SHIFT 0 +#define I40E_PRTMAC_HSECTL1_DROP_US_PKTS_MASK (0x1 << I40E_PRTMAC_HSECTL1_DROP_US_PKTS_SHIFT) +#define I40E_PRTMAC_HSECTL1_PAD_US_PKT_SHIFT 3 +#define I40E_PRTMAC_HSECTL1_PAD_US_PKT_MASK (0x1 << I40E_PRTMAC_HSECTL1_PAD_US_PKT_SHIFT) +#define I40E_PRTMAC_HSECTL1_TX_HYSTERESIS_SHIFT 4 +#define I40E_PRTMAC_HSECTL1_TX_HYSTERESIS_MASK (0x7 << I40E_PRTMAC_HSECTL1_TX_HYSTERESIS_SHIFT) +#define I40E_PRTMAC_HSECTL1_HYS_FLUSH_PKT_SHIFT 7 +#define I40E_PRTMAC_HSECTL1_HYS_FLUSH_PKT_MASK (0x1 << I40E_PRTMAC_HSECTL1_HYS_FLUSH_PKT_SHIFT) +#define I40E_PRTMAC_HSECTL1_EN_SFD_CHECK_SHIFT 30 +#define I40E_PRTMAC_HSECTL1_EN_SFD_CHECK_MASK (0x1 << I40E_PRTMAC_HSECTL1_EN_SFD_CHECK_SHIFT) +#define I40E_PRTMAC_HSECTL1_EN_PREAMBLE_CHECK_SHIFT 31 +#define I40E_PRTMAC_HSECTL1_EN_PREAMBLE_CHECK_MASK (0x1 << I40E_PRTMAC_HSECTL1_EN_PREAMBLE_CHECK_SHIFT) +#define I40E_PRTMAC_PCS_XAUI_SWAP_A 0x0008C480 +#define I40E_PRTMAC_PCS_XAUI_SWAP_A_SWAP_TX_LANE3_SHIFT 0 +#define I40E_PRTMAC_PCS_XAUI_SWAP_A_SWAP_TX_LANE3_MASK (0x3 << I40E_PRTMAC_PCS_XAUI_SWAP_A_SWAP_TX_LANE3_SHIFT) +#define I40E_PRTMAC_PCS_XAUI_SWAP_A_SWAP_TX_LANE2_SHIFT 2 +#define I40E_PRTMAC_PCS_XAUI_SWAP_A_SWAP_TX_LANE2_MASK (0x3 << I40E_PRTMAC_PCS_XAUI_SWAP_A_SWAP_TX_LANE2_SHIFT) +#define I40E_PRTMAC_PCS_XAUI_SWAP_A_SWAP_TX_LANE1_SHIFT 4 +#define I40E_PRTMAC_PCS_XAUI_SWAP_A_SWAP_TX_LANE1_MASK (0x3 << I40E_PRTMAC_PCS_XAUI_SWAP_A_SWAP_TX_LANE1_SHIFT) +#define I40E_PRTMAC_PCS_XAUI_SWAP_A_SWAP_TX_LANE0_SHIFT 6 +#define I40E_PRTMAC_PCS_XAUI_SWAP_A_SWAP_TX_LANE0_MASK (0x3 << I40E_PRTMAC_PCS_XAUI_SWAP_A_SWAP_TX_LANE0_SHIFT) +#define I40E_PRTMAC_PCS_XAUI_SWAP_A_SWAP_RX_LANE3_SHIFT 8 +#define I40E_PRTMAC_PCS_XAUI_SWAP_A_SWAP_RX_LANE3_MASK (0x3 << I40E_PRTMAC_PCS_XAUI_SWAP_A_SWAP_RX_LANE3_SHIFT) +#define I40E_PRTMAC_PCS_XAUI_SWAP_A_SWAP_RX_LANE2_SHIFT 10 +#define I40E_PRTMAC_PCS_XAUI_SWAP_A_SWAP_RX_LANE2_MASK (0x3 << I40E_PRTMAC_PCS_XAUI_SWAP_A_SWAP_RX_LANE2_SHIFT) +#define I40E_PRTMAC_PCS_XAUI_SWAP_A_SWAP_RX_LANE1_SHIFT 12 +#define I40E_PRTMAC_PCS_XAUI_SWAP_A_SWAP_RX_LANE1_MASK (0x3 << I40E_PRTMAC_PCS_XAUI_SWAP_A_SWAP_RX_LANE1_SHIFT) +#define I40E_PRTMAC_PCS_XAUI_SWAP_A_SWAP_RX_LANE0_SHIFT 14 +#define I40E_PRTMAC_PCS_XAUI_SWAP_A_SWAP_RX_LANE0_MASK (0x3 << I40E_PRTMAC_PCS_XAUI_SWAP_A_SWAP_RX_LANE0_SHIFT) +#define I40E_PRTMAC_PCS_XAUI_SWAP_B 0x0008C484 +#define I40E_PRTMAC_PCS_XAUI_SWAP_B_SWAP_TX_LANE3_SHIFT 0 +#define I40E_PRTMAC_PCS_XAUI_SWAP_B_SWAP_TX_LANE3_MASK (0x3 << I40E_PRTMAC_PCS_XAUI_SWAP_B_SWAP_TX_LANE3_SHIFT) +#define I40E_PRTMAC_PCS_XAUI_SWAP_B_SWAP_TX_LANE2_SHIFT 2 +#define I40E_PRTMAC_PCS_XAUI_SWAP_B_SWAP_TX_LANE2_MASK (0x3 << I40E_PRTMAC_PCS_XAUI_SWAP_B_SWAP_TX_LANE2_SHIFT) +#define I40E_PRTMAC_PCS_XAUI_SWAP_B_SWAP_TX_LANE1_SHIFT 4 +#define I40E_PRTMAC_PCS_XAUI_SWAP_B_SWAP_TX_LANE1_MASK (0x3 << I40E_PRTMAC_PCS_XAUI_SWAP_B_SWAP_TX_LANE1_SHIFT) +#define I40E_PRTMAC_PCS_XAUI_SWAP_B_SWAP_TX_LANE0_SHIFT 6 +#define I40E_PRTMAC_PCS_XAUI_SWAP_B_SWAP_TX_LANE0_MASK (0x3 << I40E_PRTMAC_PCS_XAUI_SWAP_B_SWAP_TX_LANE0_SHIFT) +#define I40E_PRTMAC_PCS_XAUI_SWAP_B_SWAP_RX_LANE3_SHIFT 8 +#define I40E_PRTMAC_PCS_XAUI_SWAP_B_SWAP_RX_LANE3_MASK (0x3 << I40E_PRTMAC_PCS_XAUI_SWAP_B_SWAP_RX_LANE3_SHIFT) +#define I40E_PRTMAC_PCS_XAUI_SWAP_B_SWAP_RX_LANE2_SHIFT 10 +#define I40E_PRTMAC_PCS_XAUI_SWAP_B_SWAP_RX_LANE2_MASK (0x3 << I40E_PRTMAC_PCS_XAUI_SWAP_B_SWAP_RX_LANE2_SHIFT) +#define I40E_PRTMAC_PCS_XAUI_SWAP_B_SWAP_RX_LANE1_SHIFT 12 +#define I40E_PRTMAC_PCS_XAUI_SWAP_B_SWAP_RX_LANE1_MASK (0x3 << I40E_PRTMAC_PCS_XAUI_SWAP_B_SWAP_RX_LANE1_SHIFT) +#define I40E_PRTMAC_PCS_XAUI_SWAP_B_SWAP_RX_LANE0_SHIFT 14 +#define I40E_PRTMAC_PCS_XAUI_SWAP_B_SWAP_RX_LANE0_MASK (0x3 << I40E_PRTMAC_PCS_XAUI_SWAP_B_SWAP_RX_LANE0_SHIFT) +#define I40E_GL_MNG_FWSM 0x000B6134 +#define I40E_GL_MNG_FWSM_FW_MODES_SHIFT 0 +#define I40E_GL_MNG_FWSM_FW_MODES_MASK (0x3FF << I40E_GL_MNG_FWSM_FW_MODES_SHIFT) +#define I40E_GL_MNG_FWSM_EEP_RELOAD_IND_SHIFT 10 +#define I40E_GL_MNG_FWSM_EEP_RELOAD_IND_MASK (0x1 << I40E_GL_MNG_FWSM_EEP_RELOAD_IND_SHIFT) +#define I40E_GL_MNG_FWSM_CRC_ERROR_MODULE_SHIFT 11 +#define I40E_GL_MNG_FWSM_CRC_ERROR_MODULE_MASK (0xF << I40E_GL_MNG_FWSM_CRC_ERROR_MODULE_SHIFT) +#define I40E_GL_MNG_FWSM_FW_STATUS_VALID_SHIFT 15 +#define I40E_GL_MNG_FWSM_FW_STATUS_VALID_MASK (0x1 << I40E_GL_MNG_FWSM_FW_STATUS_VALID_SHIFT) +#define I40E_GL_MNG_FWSM_EXT_ERR_IND_SHIFT 19 +#define I40E_GL_MNG_FWSM_EXT_ERR_IND_MASK (0x3F << I40E_GL_MNG_FWSM_EXT_ERR_IND_SHIFT) +#define I40E_GL_MNG_FWSM_PHY_SERDES0_CONFIG_ERR_SHIFT 26 +#define I40E_GL_MNG_FWSM_PHY_SERDES0_CONFIG_ERR_MASK (0x1 << I40E_GL_MNG_FWSM_PHY_SERDES0_CONFIG_ERR_SHIFT) +#define I40E_GL_MNG_FWSM_PHY_SERDES1_CONFIG_ERR_SHIFT 27 +#define I40E_GL_MNG_FWSM_PHY_SERDES1_CONFIG_ERR_MASK (0x1 << I40E_GL_MNG_FWSM_PHY_SERDES1_CONFIG_ERR_SHIFT) +#define I40E_GL_MNG_FWSM_PHY_SERDES2_CONFIG_ERR_SHIFT 28 +#define I40E_GL_MNG_FWSM_PHY_SERDES2_CONFIG_ERR_MASK (0x1 << I40E_GL_MNG_FWSM_PHY_SERDES2_CONFIG_ERR_SHIFT) +#define I40E_GL_MNG_FWSM_PHY_SERDES3_CONFIG_ERR_SHIFT 29 +#define I40E_GL_MNG_FWSM_PHY_SERDES3_CONFIG_ERR_MASK (0x1 << I40E_GL_MNG_FWSM_PHY_SERDES3_CONFIG_ERR_SHIFT) +#define I40E_GL_MNG_HWARB_CTRL 0x000B6130 +#define I40E_GL_MNG_HWARB_CTRL_NCSI_ARB_EN_SHIFT 0 +#define I40E_GL_MNG_HWARB_CTRL_NCSI_ARB_EN_MASK (0x1 << I40E_GL_MNG_HWARB_CTRL_NCSI_ARB_EN_SHIFT) +#define I40E_PRT_MNG_FTFT_DATA(_i) (0x000852A0 + ((_i) * 32)) /* _i=0...31 */ +#define I40E_PRT_MNG_FTFT_DATA_MAX_INDEX 31 +#define I40E_PRT_MNG_FTFT_DATA_DWORD_SHIFT 0 +#define I40E_PRT_MNG_FTFT_DATA_DWORD_MASK (0xFFFFFFFF << I40E_PRT_MNG_FTFT_DATA_DWORD_SHIFT) +#define I40E_PRT_MNG_FTFT_LENGTH 0x00085260 +#define I40E_PRT_MNG_FTFT_LENGTH_LENGTH_SHIFT 0 +#define I40E_PRT_MNG_FTFT_LENGTH_LENGTH_MASK (0xFF << I40E_PRT_MNG_FTFT_LENGTH_LENGTH_SHIFT) +#define I40E_PRT_MNG_FTFT_MASK(_i) (0x00085160 + ((_i) * 32)) /* _i=0...7 */ +#define I40E_PRT_MNG_FTFT_MASK_MAX_INDEX 7 +#define I40E_PRT_MNG_FTFT_MASK_MASK_SHIFT 0 +#define I40E_PRT_MNG_FTFT_MASK_MASK_MASK (0xFFFF << I40E_PRT_MNG_FTFT_MASK_MASK_SHIFT) +#define I40E_PRT_MNG_MANC 0x00256A20 +#define I40E_PRT_MNG_MANC_FLOW_CONTROL_DISCARD_SHIFT 0 +#define I40E_PRT_MNG_MANC_FLOW_CONTROL_DISCARD_MASK (0x1 << I40E_PRT_MNG_MANC_FLOW_CONTROL_DISCARD_SHIFT) +#define I40E_PRT_MNG_MANC_NCSI_DISCARD_SHIFT 1 +#define I40E_PRT_MNG_MANC_NCSI_DISCARD_MASK (0x1 << I40E_PRT_MNG_MANC_NCSI_DISCARD_SHIFT) +#define I40E_PRT_MNG_MANC_RCV_TCO_EN_SHIFT 17 +#define I40E_PRT_MNG_MANC_RCV_TCO_EN_MASK (0x1 << I40E_PRT_MNG_MANC_RCV_TCO_EN_SHIFT) +#define I40E_PRT_MNG_MANC_RCV_ALL_SHIFT 19 +#define I40E_PRT_MNG_MANC_RCV_ALL_MASK (0x1 << I40E_PRT_MNG_MANC_RCV_ALL_SHIFT) +#define I40E_PRT_MNG_MANC_FIXED_NET_TYPE_SHIFT 25 +#define I40E_PRT_MNG_MANC_FIXED_NET_TYPE_MASK (0x1 << I40E_PRT_MNG_MANC_FIXED_NET_TYPE_SHIFT) +#define I40E_PRT_MNG_MANC_NET_TYPE_SHIFT 26 +#define I40E_PRT_MNG_MANC_NET_TYPE_MASK (0x1 << I40E_PRT_MNG_MANC_NET_TYPE_SHIFT) +#define I40E_PRT_MNG_MANC_EN_BMC2OS_SHIFT 28 +#define I40E_PRT_MNG_MANC_EN_BMC2OS_MASK (0x1 << I40E_PRT_MNG_MANC_EN_BMC2OS_SHIFT) +#define I40E_PRT_MNG_MANC_EN_BMC2NET_SHIFT 29 +#define I40E_PRT_MNG_MANC_EN_BMC2NET_MASK (0x1 << I40E_PRT_MNG_MANC_EN_BMC2NET_SHIFT) +#define I40E_PRT_MNG_MAVTV(_i) (0x00255900 + ((_i) * 32)) /* _i=0...7 */ +#define I40E_PRT_MNG_MAVTV_MAX_INDEX 7 +#define I40E_PRT_MNG_MAVTV_VID_SHIFT 0 +#define I40E_PRT_MNG_MAVTV_VID_MASK (0xFFF << I40E_PRT_MNG_MAVTV_VID_SHIFT) +#define I40E_PRT_MNG_MDEF(_i) (0x00255D00 + ((_i) * 32)) +#define I40E_PRT_MNG_MDEF_MAX_INDEX 7 +#define I40E_PRT_MNG_MDEF_MAC_EXACT_AND_SHIFT 0 +#define I40E_PRT_MNG_MDEF_MAC_EXACT_AND_MASK (0xF << I40E_PRT_MNG_MDEF_MAC_EXACT_AND_SHIFT) +#define I40E_PRT_MNG_MDEF_BROADCAST_AND_SHIFT 4 +#define I40E_PRT_MNG_MDEF_BROADCAST_AND_MASK (0x1 << I40E_PRT_MNG_MDEF_BROADCAST_AND_SHIFT) +#define I40E_PRT_MNG_MDEF_VLAN_AND_SHIFT 5 +#define I40E_PRT_MNG_MDEF_VLAN_AND_MASK (0xFF << I40E_PRT_MNG_MDEF_VLAN_AND_SHIFT) +#define I40E_PRT_MNG_MDEF_IPV4_ADDRESS_AND_SHIFT 13 +#define I40E_PRT_MNG_MDEF_IPV4_ADDRESS_AND_MASK (0xF << I40E_PRT_MNG_MDEF_IPV4_ADDRESS_AND_SHIFT) +#define I40E_PRT_MNG_MDEF_IPV6_ADDRESS_AND_SHIFT 17 +#define I40E_PRT_MNG_MDEF_IPV6_ADDRESS_AND_MASK (0xF << I40E_PRT_MNG_MDEF_IPV6_ADDRESS_AND_SHIFT) +#define I40E_PRT_MNG_MDEF_MAC_EXACT_OR_SHIFT 21 +#define I40E_PRT_MNG_MDEF_MAC_EXACT_OR_MASK (0xF << I40E_PRT_MNG_MDEF_MAC_EXACT_OR_SHIFT) +#define I40E_PRT_MNG_MDEF_BROADCAST_OR_SHIFT 25 +#define I40E_PRT_MNG_MDEF_BROADCAST_OR_MASK (0x1 << I40E_PRT_MNG_MDEF_BROADCAST_OR_SHIFT) +#define I40E_PRT_MNG_MDEF_MULTICAST_AND_SHIFT 26 +#define I40E_PRT_MNG_MDEF_MULTICAST_AND_MASK (0x1 << I40E_PRT_MNG_MDEF_MULTICAST_AND_SHIFT) +#define I40E_PRT_MNG_MDEF_ARP_REQUEST_OR_SHIFT 27 +#define I40E_PRT_MNG_MDEF_ARP_REQUEST_OR_MASK (0x1 << I40E_PRT_MNG_MDEF_ARP_REQUEST_OR_SHIFT) +#define I40E_PRT_MNG_MDEF_ARP_RESPONSE_OR_SHIFT 28 +#define I40E_PRT_MNG_MDEF_ARP_RESPONSE_OR_MASK (0x1 << I40E_PRT_MNG_MDEF_ARP_RESPONSE_OR_SHIFT) +#define I40E_PRT_MNG_MDEF_NEIGHBOR_DISCOVERY_134_OR_SHIFT 29 +#define I40E_PRT_MNG_MDEF_NEIGHBOR_DISCOVERY_134_OR_MASK (0x1 << I40E_PRT_MNG_MDEF_NEIGHBOR_DISCOVERY_134_OR_SHIFT) +#define I40E_PRT_MNG_MDEF_PORT_0X298_OR_SHIFT 30 +#define I40E_PRT_MNG_MDEF_PORT_0X298_OR_MASK (0x1 << I40E_PRT_MNG_MDEF_PORT_0X298_OR_SHIFT) +#define I40E_PRT_MNG_MDEF_PORT_0X26F_OR_SHIFT 31 +#define I40E_PRT_MNG_MDEF_PORT_0X26F_OR_MASK (0x1 << I40E_PRT_MNG_MDEF_PORT_0X26F_OR_SHIFT) +#define I40E_PRT_MNG_MDEF_EXT(_i) (0x00255F00 + ((_i) * 32)) +#define I40E_PRT_MNG_MDEF_EXT_MAX_INDEX 7 +#define I40E_PRT_MNG_MDEF_EXT_L2_ETHERTYPE_AND_SHIFT 0 +#define I40E_PRT_MNG_MDEF_EXT_L2_ETHERTYPE_AND_MASK (0xF << I40E_PRT_MNG_MDEF_EXT_L2_ETHERTYPE_AND_SHIFT) +#define I40E_PRT_MNG_MDEF_EXT_L2_ETHERTYPE_OR_SHIFT 4 +#define I40E_PRT_MNG_MDEF_EXT_L2_ETHERTYPE_OR_MASK (0xF << I40E_PRT_MNG_MDEF_EXT_L2_ETHERTYPE_OR_SHIFT) +#define I40E_PRT_MNG_MDEF_EXT_FLEX_PORT_OR_SHIFT 8 +#define I40E_PRT_MNG_MDEF_EXT_FLEX_PORT_OR_MASK (0xFFFF << I40E_PRT_MNG_MDEF_EXT_FLEX_PORT_OR_SHIFT) +#define I40E_PRT_MNG_MDEF_EXT_FLEX_TCO_SHIFT 24 +#define I40E_PRT_MNG_MDEF_EXT_FLEX_TCO_MASK (0x1 << I40E_PRT_MNG_MDEF_EXT_FLEX_TCO_SHIFT) +#define I40E_PRT_MNG_MDEF_EXT_NEIGHBOR_DISCOVERY_135_OR_SHIFT 25 +#define I40E_PRT_MNG_MDEF_EXT_NEIGHBOR_DISCOVERY_135_OR_MASK (0x1 << I40E_PRT_MNG_MDEF_EXT_NEIGHBOR_DISCOVERY_135_OR_SHIFT) +#define I40E_PRT_MNG_MDEF_EXT_NEIGHBOR_DISCOVERY_136_OR_SHIFT 26 +#define I40E_PRT_MNG_MDEF_EXT_NEIGHBOR_DISCOVERY_136_OR_MASK (0x1 << I40E_PRT_MNG_MDEF_EXT_NEIGHBOR_DISCOVERY_136_OR_SHIFT) +#define I40E_PRT_MNG_MDEF_EXT_NEIGHBOR_DISCOVERY_137_OR_SHIFT 27 +#define I40E_PRT_MNG_MDEF_EXT_NEIGHBOR_DISCOVERY_137_OR_MASK (0x1 << I40E_PRT_MNG_MDEF_EXT_NEIGHBOR_DISCOVERY_137_OR_SHIFT) +#define I40E_PRT_MNG_MDEF_EXT_ICMP_OR_SHIFT 28 +#define I40E_PRT_MNG_MDEF_EXT_ICMP_OR_MASK (0x1 << I40E_PRT_MNG_MDEF_EXT_ICMP_OR_SHIFT) +#define I40E_PRT_MNG_MDEF_EXT_MLD_SHIFT 29 +#define I40E_PRT_MNG_MDEF_EXT_MLD_MASK (0x1 << I40E_PRT_MNG_MDEF_EXT_MLD_SHIFT) +#define I40E_PRT_MNG_MDEF_EXT_APPLY_TO_NETWORK_TRAFFIC_SHIFT 30 +#define I40E_PRT_MNG_MDEF_EXT_APPLY_TO_NETWORK_TRAFFIC_MASK (0x1 << I40E_PRT_MNG_MDEF_EXT_APPLY_TO_NETWORK_TRAFFIC_SHIFT) +#define I40E_PRT_MNG_MDEF_EXT_APPLY_TO_HOST_TRAFFIC_SHIFT 31 +#define I40E_PRT_MNG_MDEF_EXT_APPLY_TO_HOST_TRAFFIC_MASK (0x1 << I40E_PRT_MNG_MDEF_EXT_APPLY_TO_HOST_TRAFFIC_SHIFT) +#define I40E_PRT_MNG_MDEFVSI(_i) (0x00256580 + ((_i) * 32)) /* _i=0...3 */ +#define I40E_PRT_MNG_MDEFVSI_MAX_INDEX 3 +#define I40E_PRT_MNG_MDEFVSI_MDEFVSI_2N_SHIFT 0 +#define I40E_PRT_MNG_MDEFVSI_MDEFVSI_2N_MASK (0xFFFF << I40E_PRT_MNG_MDEFVSI_MDEFVSI_2N_SHIFT) +#define I40E_PRT_MNG_MDEFVSI_MDEFVSI_2NP1_SHIFT 16 +#define I40E_PRT_MNG_MDEFVSI_MDEFVSI_2NP1_MASK (0xFFFF << I40E_PRT_MNG_MDEFVSI_MDEFVSI_2NP1_SHIFT) +#define I40E_PRT_MNG_METF(_i) (0x00256780 + ((_i) * 32)) /* _i=0...3 */ +#define I40E_PRT_MNG_METF_MAX_INDEX 3 +#define I40E_PRT_MNG_METF_ETYPE_SHIFT 0 +#define I40E_PRT_MNG_METF_ETYPE_MASK (0xFFFF << I40E_PRT_MNG_METF_ETYPE_SHIFT) +#define I40E_PRT_MNG_METF_POLARITY_SHIFT 30 +#define I40E_PRT_MNG_METF_POLARITY_MASK (0x1 << I40E_PRT_MNG_METF_POLARITY_SHIFT) +#define I40E_PRT_MNG_MFUTP(_i) (0x00254E00 + ((_i) * 32)) /* _i=0...15 */ +#define I40E_PRT_MNG_MFUTP_MAX_INDEX 15 +#define I40E_PRT_MNG_MFUTP_MFUTP_N_SHIFT 0 +#define I40E_PRT_MNG_MFUTP_MFUTP_N_MASK (0xFFFF << I40E_PRT_MNG_MFUTP_MFUTP_N_SHIFT) +#define I40E_PRT_MNG_MFUTP_UDP_SHIFT 16 +#define I40E_PRT_MNG_MFUTP_UDP_MASK (0x1 << I40E_PRT_MNG_MFUTP_UDP_SHIFT) +#define I40E_PRT_MNG_MFUTP_TCP_SHIFT 17 +#define I40E_PRT_MNG_MFUTP_TCP_MASK (0x1 << I40E_PRT_MNG_MFUTP_TCP_SHIFT) +#define I40E_PRT_MNG_MFUTP_SOURCE_DESTINATION_SHIFT 18 +#define I40E_PRT_MNG_MFUTP_SOURCE_DESTINATION_MASK (0x1 << I40E_PRT_MNG_MFUTP_SOURCE_DESTINATION_SHIFT) +#define I40E_PRT_MNG_MIPAF4(_i) (0x00256280 + ((_i) * 32)) /* _i=0...3 */ +#define I40E_PRT_MNG_MIPAF4_MAX_INDEX 3 +#define I40E_PRT_MNG_MIPAF4_MIPAF_SHIFT 0 +#define I40E_PRT_MNG_MIPAF4_MIPAF_MASK (0xFFFFFFFF << I40E_PRT_MNG_MIPAF4_MIPAF_SHIFT) +#define I40E_PRT_MNG_MIPAF6(_i) (0x00254200 + ((_i) * 32)) /* _i=0...15 */ +#define I40E_PRT_MNG_MIPAF6_MAX_INDEX 15 +#define I40E_PRT_MNG_MIPAF6_MIPAF_SHIFT 0 +#define I40E_PRT_MNG_MIPAF6_MIPAF_MASK (0xFFFFFFFF << I40E_PRT_MNG_MIPAF6_MIPAF_SHIFT) +#define I40E_PRT_MNG_MMAH(_i) (0x00256380 + ((_i) * 32)) /* _i=0...3 */ +#define I40E_PRT_MNG_MMAH_MAX_INDEX 3 +#define I40E_PRT_MNG_MMAH_MMAH_SHIFT 0 +#define I40E_PRT_MNG_MMAH_MMAH_MASK (0xFFFF << I40E_PRT_MNG_MMAH_MMAH_SHIFT) +#define I40E_PRT_MNG_MMAL(_i) (0x00256480 + ((_i) * 32)) /* _i=0...3 */ +#define I40E_PRT_MNG_MMAL_MAX_INDEX 3 +#define I40E_PRT_MNG_MMAL_MMAL_SHIFT 0 +#define I40E_PRT_MNG_MMAL_MMAL_MASK (0xFFFFFFFF << I40E_PRT_MNG_MMAL_MMAL_SHIFT) +#define I40E_PRT_MNG_MNGONLY 0x00256A60 +#define I40E_PRT_MNG_MNGONLY_EXCLUSIVE_TO_MANAGEABILITY_SHIFT 0 +#define I40E_PRT_MNG_MNGONLY_EXCLUSIVE_TO_MANAGEABILITY_MASK (0xFF << I40E_PRT_MNG_MNGONLY_EXCLUSIVE_TO_MANAGEABILITY_SHIFT) +#define I40E_PRT_MNG_MSFM 0x00256AA0 +#define I40E_PRT_MNG_MSFM_PORT_26F_UDP_SHIFT 0 +#define I40E_PRT_MNG_MSFM_PORT_26F_UDP_MASK (0x1 << I40E_PRT_MNG_MSFM_PORT_26F_UDP_SHIFT) +#define I40E_PRT_MNG_MSFM_PORT_26F_TCP_SHIFT 1 +#define I40E_PRT_MNG_MSFM_PORT_26F_TCP_MASK (0x1 << I40E_PRT_MNG_MSFM_PORT_26F_TCP_SHIFT) +#define I40E_PRT_MNG_MSFM_PORT_298_UDP_SHIFT 2 +#define I40E_PRT_MNG_MSFM_PORT_298_UDP_MASK (0x1 << I40E_PRT_MNG_MSFM_PORT_298_UDP_SHIFT) +#define I40E_PRT_MNG_MSFM_PORT_298_TCP_SHIFT 3 +#define I40E_PRT_MNG_MSFM_PORT_298_TCP_MASK (0x1 << I40E_PRT_MNG_MSFM_PORT_298_TCP_SHIFT) +#define I40E_PRT_MNG_MSFM_IPV6_0_MASK_SHIFT 4 +#define I40E_PRT_MNG_MSFM_IPV6_0_MASK_MASK (0x1 << I40E_PRT_MNG_MSFM_IPV6_0_MASK_SHIFT) +#define I40E_PRT_MNG_MSFM_IPV6_1_MASK_SHIFT 5 +#define I40E_PRT_MNG_MSFM_IPV6_1_MASK_MASK (0x1 << I40E_PRT_MNG_MSFM_IPV6_1_MASK_SHIFT) +#define I40E_PRT_MNG_MSFM_IPV6_2_MASK_SHIFT 6 +#define I40E_PRT_MNG_MSFM_IPV6_2_MASK_MASK (0x1 << I40E_PRT_MNG_MSFM_IPV6_2_MASK_SHIFT) +#define I40E_PRT_MNG_MSFM_IPV6_3_MASK_SHIFT 7 +#define I40E_PRT_MNG_MSFM_IPV6_3_MASK_MASK (0x1 << I40E_PRT_MNG_MSFM_IPV6_3_MASK_SHIFT) +#define I40E_MSIX_PBA(_i) (0x00004900 + ((_i) * 4)) /* _i=0...5 */ +#define I40E_MSIX_PBA_MAX_INDEX 5 +#define I40E_MSIX_PBA_PENBIT_SHIFT 0 +#define I40E_MSIX_PBA_PENBIT_MASK (0xFFFFFFFF << I40E_MSIX_PBA_PENBIT_SHIFT) +#define I40E_MSIX_TADD(_i) (0x00000000 + ((_i) * 16)) /* _i=0...128 */ +#define I40E_MSIX_TADD_MAX_INDEX 128 +#define I40E_MSIX_TADD_MSIXTADD10_SHIFT 0 +#define I40E_MSIX_TADD_MSIXTADD10_MASK (0x3 << I40E_MSIX_TADD_MSIXTADD10_SHIFT) +#define I40E_MSIX_TADD_MSIXTADD_SHIFT 2 +#define I40E_MSIX_TADD_MSIXTADD_MASK (0x3FFFFFFF << I40E_MSIX_TADD_MSIXTADD_SHIFT) +#define I40E_MSIX_TMSG(_i) (0x00000008 + ((_i) * 16)) /* _i=0...128 */ +#define I40E_MSIX_TMSG_MAX_INDEX 128 +#define I40E_MSIX_TMSG_MSIXTMSG_SHIFT 0 +#define I40E_MSIX_TMSG_MSIXTMSG_MASK (0xFFFFFFFF << I40E_MSIX_TMSG_MSIXTMSG_SHIFT) +#define I40E_MSIX_TUADD(_i) (0x00000004 + ((_i) * 16)) /* _i=0...128 */ +#define I40E_MSIX_TUADD_MAX_INDEX 128 +#define I40E_MSIX_TUADD_MSIXTUADD_SHIFT 0 +#define I40E_MSIX_TUADD_MSIXTUADD_MASK (0xFFFFFFFF << I40E_MSIX_TUADD_MSIXTUADD_SHIFT) +#define I40E_MSIX_TVCTRL(_i) (0x0000000C + ((_i) * 16)) /* _i=0...128 */ +#define I40E_MSIX_TVCTRL_MAX_INDEX 128 +#define I40E_MSIX_TVCTRL_MASK_SHIFT 0 +#define I40E_MSIX_TVCTRL_MASK_MASK (0x1 << I40E_MSIX_TVCTRL_MASK_SHIFT) +#define I40E_VFMSIX_PBA1(_i) (0x00004944 + ((_i) * 4)) /* _i=0...19 */ +#define I40E_VFMSIX_PBA1_MAX_INDEX 19 +#define I40E_VFMSIX_PBA1_PENBIT_SHIFT 0 +#define I40E_VFMSIX_PBA1_PENBIT_MASK (0xFFFFFFFF << I40E_VFMSIX_PBA1_PENBIT_SHIFT) +#define I40E_VFMSIX_TADD1(_i) (0x00002100 + ((_i) * 16)) /* _i=0...639 */ +#define I40E_VFMSIX_TADD1_MAX_INDEX 639 +#define I40E_VFMSIX_TADD1_MSIXTADD10_SHIFT 0 +#define I40E_VFMSIX_TADD1_MSIXTADD10_MASK (0x3 << I40E_VFMSIX_TADD1_MSIXTADD10_SHIFT) +#define I40E_VFMSIX_TADD1_MSIXTADD_SHIFT 2 +#define I40E_VFMSIX_TADD1_MSIXTADD_MASK (0x3FFFFFFF << I40E_VFMSIX_TADD1_MSIXTADD_SHIFT) +#define I40E_VFMSIX_TMSG1(_i) (0x00002108 + ((_i) * 16)) /* _i=0...639 */ +#define I40E_VFMSIX_TMSG1_MAX_INDEX 639 +#define I40E_VFMSIX_TMSG1_MSIXTMSG_SHIFT 0 +#define I40E_VFMSIX_TMSG1_MSIXTMSG_MASK (0xFFFFFFFF << I40E_VFMSIX_TMSG1_MSIXTMSG_SHIFT) +#define I40E_VFMSIX_TUADD1(_i) (0x00002104 + ((_i) * 16)) /* _i=0...639 */ +#define I40E_VFMSIX_TUADD1_MAX_INDEX 639 +#define I40E_VFMSIX_TUADD1_MSIXTUADD_SHIFT 0 +#define I40E_VFMSIX_TUADD1_MSIXTUADD_MASK (0xFFFFFFFF << I40E_VFMSIX_TUADD1_MSIXTUADD_SHIFT) +#define I40E_VFMSIX_TVCTRL1(_i) (0x0000210C + ((_i) * 16)) /* _i=0...639 */ +#define I40E_VFMSIX_TVCTRL1_MAX_INDEX 639 +#define I40E_VFMSIX_TVCTRL1_MASK_SHIFT 0 +#define I40E_VFMSIX_TVCTRL1_MASK_MASK (0x1 << I40E_VFMSIX_TVCTRL1_MASK_SHIFT) +#define I40E_GLNVM_FLA 0x000B6108 +#define I40E_GLNVM_FLA_FL_SCK_SHIFT 0 +#define I40E_GLNVM_FLA_FL_SCK_MASK (0x1 << I40E_GLNVM_FLA_FL_SCK_SHIFT) +#define I40E_GLNVM_FLA_FL_CE_SHIFT 1 +#define I40E_GLNVM_FLA_FL_CE_MASK (0x1 << I40E_GLNVM_FLA_FL_CE_SHIFT) +#define I40E_GLNVM_FLA_FL_SI_SHIFT 2 +#define I40E_GLNVM_FLA_FL_SI_MASK (0x1 << I40E_GLNVM_FLA_FL_SI_SHIFT) +#define I40E_GLNVM_FLA_FL_SO_SHIFT 3 +#define I40E_GLNVM_FLA_FL_SO_MASK (0x1 << I40E_GLNVM_FLA_FL_SO_SHIFT) +#define I40E_GLNVM_FLA_FL_REQ_SHIFT 4 +#define I40E_GLNVM_FLA_FL_REQ_MASK (0x1 << I40E_GLNVM_FLA_FL_REQ_SHIFT) +#define I40E_GLNVM_FLA_FL_GNT_SHIFT 5 +#define I40E_GLNVM_FLA_FL_GNT_MASK (0x1 << I40E_GLNVM_FLA_FL_GNT_SHIFT) +#define I40E_GLNVM_FLA_LOCKED_SHIFT 6 +#define I40E_GLNVM_FLA_LOCKED_MASK (0x1 << I40E_GLNVM_FLA_LOCKED_SHIFT) +#define I40E_GLNVM_FLA_FL_SADDR_SHIFT 18 +#define I40E_GLNVM_FLA_FL_SADDR_MASK (0x7FF << I40E_GLNVM_FLA_FL_SADDR_SHIFT) +#define I40E_GLNVM_FLA_FL_BUSY_SHIFT 30 +#define I40E_GLNVM_FLA_FL_BUSY_MASK (0x1 << I40E_GLNVM_FLA_FL_BUSY_SHIFT) +#define I40E_GLNVM_FLA_FL_DER_SHIFT 31 +#define I40E_GLNVM_FLA_FL_DER_MASK (0x1 << I40E_GLNVM_FLA_FL_DER_SHIFT) +#define I40E_GLNVM_FLASHID 0x000B6104 +#define I40E_GLNVM_FLASHID_FLASHID_SHIFT 0 +#define I40E_GLNVM_FLASHID_FLASHID_MASK (0xFFFFFF << I40E_GLNVM_FLASHID_FLASHID_SHIFT) +#define I40E_GLNVM_GENS 0x000B6100 +#define I40E_GLNVM_GENS_NVM_PRES_SHIFT 0 +#define I40E_GLNVM_GENS_NVM_PRES_MASK (0x1 << I40E_GLNVM_GENS_NVM_PRES_SHIFT) +#define I40E_GLNVM_GENS_SR_SIZE_SHIFT 5 +#define I40E_GLNVM_GENS_SR_SIZE_MASK (0x7 << I40E_GLNVM_GENS_SR_SIZE_SHIFT) +#define I40E_GLNVM_GENS_BANK1VAL_SHIFT 8 +#define I40E_GLNVM_GENS_BANK1VAL_MASK (0x1 << I40E_GLNVM_GENS_BANK1VAL_SHIFT) +#define I40E_GLNVM_GENS_ALT_PRST_SHIFT 23 +#define I40E_GLNVM_GENS_ALT_PRST_MASK (0x1 << I40E_GLNVM_GENS_ALT_PRST_SHIFT) +#define I40E_GLNVM_GENS_FL_AUTO_RD_SHIFT 25 +#define I40E_GLNVM_GENS_FL_AUTO_RD_MASK (0x1 << I40E_GLNVM_GENS_FL_AUTO_RD_SHIFT) +#define I40E_GLNVM_PROTCSR(_i) (0x000B6010 + ((_i) * 4)) /* _i=0...59 */ +#define I40E_GLNVM_PROTCSR_MAX_INDEX 59 +#define I40E_GLNVM_PROTCSR_ADDR_BLOCK_SHIFT 0 +#define I40E_GLNVM_PROTCSR_ADDR_BLOCK_MASK (0xFFFFFF << I40E_GLNVM_PROTCSR_ADDR_BLOCK_SHIFT) +#define I40E_GLNVM_SRCTL 0x000B6110 +#define I40E_GLNVM_SRCTL_SRBUSY_SHIFT 0 +#define I40E_GLNVM_SRCTL_SRBUSY_MASK (0x1 << I40E_GLNVM_SRCTL_SRBUSY_SHIFT) +#define I40E_GLNVM_SRCTL_ADDR_SHIFT 14 +#define I40E_GLNVM_SRCTL_ADDR_MASK (0x7FFF << I40E_GLNVM_SRCTL_ADDR_SHIFT) +#define I40E_GLNVM_SRCTL_WRITE_SHIFT 29 +#define I40E_GLNVM_SRCTL_WRITE_MASK (0x1 << I40E_GLNVM_SRCTL_WRITE_SHIFT) +#define I40E_GLNVM_SRCTL_START_SHIFT 30 +#define I40E_GLNVM_SRCTL_START_MASK (0x1 << I40E_GLNVM_SRCTL_START_SHIFT) +#define I40E_GLNVM_SRCTL_DONE_SHIFT 31 +#define I40E_GLNVM_SRCTL_DONE_MASK (0x1 << I40E_GLNVM_SRCTL_DONE_SHIFT) +#define I40E_GLNVM_SRDATA 0x000B6114 +#define I40E_GLNVM_SRDATA_WRDATA_SHIFT 0 +#define I40E_GLNVM_SRDATA_WRDATA_MASK (0xFFFF << I40E_GLNVM_SRDATA_WRDATA_SHIFT) +#define I40E_GLNVM_SRDATA_RDDATA_SHIFT 16 +#define I40E_GLNVM_SRDATA_RDDATA_MASK (0xFFFF << I40E_GLNVM_SRDATA_RDDATA_SHIFT) +#define I40E_GLPCI_BYTCTH 0x0009C484 +#define I40E_GLPCI_BYTCTH_PCI_COUNT_BW_BCT_SHIFT 0 +#define I40E_GLPCI_BYTCTH_PCI_COUNT_BW_BCT_MASK (0xFFFFFFFF << I40E_GLPCI_BYTCTH_PCI_COUNT_BW_BCT_SHIFT) +#define I40E_GLPCI_BYTCTL 0x0009C488 +#define I40E_GLPCI_BYTCTL_PCI_COUNT_BW_BCT_SHIFT 0 +#define I40E_GLPCI_BYTCTL_PCI_COUNT_BW_BCT_MASK (0xFFFFFFFF << I40E_GLPCI_BYTCTL_PCI_COUNT_BW_BCT_SHIFT) +#define I40E_GLPCI_CAPCTRL 0x000BE4A4 +#define I40E_GLPCI_CAPCTRL_VPD_EN_SHIFT 0 +#define I40E_GLPCI_CAPCTRL_VPD_EN_MASK (0x1 << I40E_GLPCI_CAPCTRL_VPD_EN_SHIFT) +#define I40E_GLPCI_CAPSUP 0x000BE4A8 +#define I40E_GLPCI_CAPSUP_PCIE_VER_SHIFT 0 +#define I40E_GLPCI_CAPSUP_PCIE_VER_MASK (0x1 << I40E_GLPCI_CAPSUP_PCIE_VER_SHIFT) +#define I40E_GLPCI_CAPSUP_LTR_EN_SHIFT 2 +#define I40E_GLPCI_CAPSUP_LTR_EN_MASK (0x1 << I40E_GLPCI_CAPSUP_LTR_EN_SHIFT) +#define I40E_GLPCI_CAPSUP_TPH_EN_SHIFT 3 +#define I40E_GLPCI_CAPSUP_TPH_EN_MASK (0x1 << I40E_GLPCI_CAPSUP_TPH_EN_SHIFT) +#define I40E_GLPCI_CAPSUP_ARI_EN_SHIFT 4 +#define I40E_GLPCI_CAPSUP_ARI_EN_MASK (0x1 << I40E_GLPCI_CAPSUP_ARI_EN_SHIFT) +#define I40E_GLPCI_CAPSUP_IOV_EN_SHIFT 5 +#define I40E_GLPCI_CAPSUP_IOV_EN_MASK (0x1 << I40E_GLPCI_CAPSUP_IOV_EN_SHIFT) +#define I40E_GLPCI_CAPSUP_ACS_EN_SHIFT 6 +#define I40E_GLPCI_CAPSUP_ACS_EN_MASK (0x1 << I40E_GLPCI_CAPSUP_ACS_EN_SHIFT) +#define I40E_GLPCI_CAPSUP_SEC_EN_SHIFT 7 +#define I40E_GLPCI_CAPSUP_SEC_EN_MASK (0x1 << I40E_GLPCI_CAPSUP_SEC_EN_SHIFT) +#define I40E_GLPCI_CAPSUP_ECRC_GEN_EN_SHIFT 16 +#define I40E_GLPCI_CAPSUP_ECRC_GEN_EN_MASK (0x1 << I40E_GLPCI_CAPSUP_ECRC_GEN_EN_SHIFT) +#define I40E_GLPCI_CAPSUP_ECRC_CHK_EN_SHIFT 17 +#define I40E_GLPCI_CAPSUP_ECRC_CHK_EN_MASK (0x1 << I40E_GLPCI_CAPSUP_ECRC_CHK_EN_SHIFT) +#define I40E_GLPCI_CAPSUP_IDO_EN_SHIFT 18 +#define I40E_GLPCI_CAPSUP_IDO_EN_MASK (0x1 << I40E_GLPCI_CAPSUP_IDO_EN_SHIFT) +#define I40E_GLPCI_CAPSUP_MSI_MASK_SHIFT 19 +#define I40E_GLPCI_CAPSUP_MSI_MASK_MASK (0x1 << I40E_GLPCI_CAPSUP_MSI_MASK_SHIFT) +#define I40E_GLPCI_CAPSUP_CSR_CONF_EN_SHIFT 20 +#define I40E_GLPCI_CAPSUP_CSR_CONF_EN_MASK (0x1 << I40E_GLPCI_CAPSUP_CSR_CONF_EN_SHIFT) +#define I40E_GLPCI_CAPSUP_LOAD_SUBSYS_ID_SHIFT 30 +#define I40E_GLPCI_CAPSUP_LOAD_SUBSYS_ID_MASK (0x1 << I40E_GLPCI_CAPSUP_LOAD_SUBSYS_ID_SHIFT) +#define I40E_GLPCI_CAPSUP_LOAD_DEV_ID_SHIFT 31 +#define I40E_GLPCI_CAPSUP_LOAD_DEV_ID_MASK (0x1 << I40E_GLPCI_CAPSUP_LOAD_DEV_ID_SHIFT) +#define I40E_GLPCI_CNF 0x000BE4C0 +#define I40E_GLPCI_CNF_FLEX10_SHIFT 1 +#define I40E_GLPCI_CNF_FLEX10_MASK (0x1 << I40E_GLPCI_CNF_FLEX10_SHIFT) +#define I40E_GLPCI_CNF_WAKE_PIN_EN_SHIFT 2 +#define I40E_GLPCI_CNF_WAKE_PIN_EN_MASK (0x1 << I40E_GLPCI_CNF_WAKE_PIN_EN_SHIFT) +#define I40E_GLPCI_CNF2 0x000BE494 +#define I40E_GLPCI_CNF2_RO_DIS_SHIFT 0 +#define I40E_GLPCI_CNF2_RO_DIS_MASK (0x1 << I40E_GLPCI_CNF2_RO_DIS_SHIFT) +#define I40E_GLPCI_CNF2_CACHELINE_SIZE_SHIFT 1 +#define I40E_GLPCI_CNF2_CACHELINE_SIZE_MASK (0x1 << I40E_GLPCI_CNF2_CACHELINE_SIZE_SHIFT) +#define I40E_GLPCI_CNF2_MSI_X_PF_N_SHIFT 2 +#define I40E_GLPCI_CNF2_MSI_X_PF_N_MASK (0x7FF << I40E_GLPCI_CNF2_MSI_X_PF_N_SHIFT) +#define I40E_GLPCI_CNF2_MSI_X_VF_N_SHIFT 13 +#define I40E_GLPCI_CNF2_MSI_X_VF_N_MASK (0x7FF << I40E_GLPCI_CNF2_MSI_X_VF_N_SHIFT) +#define I40E_GLPCI_DREVID 0x0009C480 +#define I40E_GLPCI_DREVID_DEFAULT_REVID_SHIFT 0 +#define I40E_GLPCI_DREVID_DEFAULT_REVID_MASK (0xFF << I40E_GLPCI_DREVID_DEFAULT_REVID_SHIFT) +#define I40E_GLPCI_GSCL_1 0x0009C48C +#define I40E_GLPCI_GSCL_1_GIO_COUNT_EN_0_SHIFT 0 +#define I40E_GLPCI_GSCL_1_GIO_COUNT_EN_0_MASK (0x1 << I40E_GLPCI_GSCL_1_GIO_COUNT_EN_0_SHIFT) +#define I40E_GLPCI_GSCL_1_GIO_COUNT_EN_1_SHIFT 1 +#define I40E_GLPCI_GSCL_1_GIO_COUNT_EN_1_MASK (0x1 << I40E_GLPCI_GSCL_1_GIO_COUNT_EN_1_SHIFT) +#define I40E_GLPCI_GSCL_1_GIO_COUNT_EN_2_SHIFT 2 +#define I40E_GLPCI_GSCL_1_GIO_COUNT_EN_2_MASK (0x1 << I40E_GLPCI_GSCL_1_GIO_COUNT_EN_2_SHIFT) +#define I40E_GLPCI_GSCL_1_GIO_COUNT_EN_3_SHIFT 3 +#define I40E_GLPCI_GSCL_1_GIO_COUNT_EN_3_MASK (0x1 << I40E_GLPCI_GSCL_1_GIO_COUNT_EN_3_SHIFT) +#define I40E_GLPCI_GSCL_1_LBC_ENABLE_0_SHIFT 4 +#define I40E_GLPCI_GSCL_1_LBC_ENABLE_0_MASK (0x1 << I40E_GLPCI_GSCL_1_LBC_ENABLE_0_SHIFT) +#define I40E_GLPCI_GSCL_1_LBC_ENABLE_1_SHIFT 5 +#define I40E_GLPCI_GSCL_1_LBC_ENABLE_1_MASK (0x1 << I40E_GLPCI_GSCL_1_LBC_ENABLE_1_SHIFT) +#define I40E_GLPCI_GSCL_1_LBC_ENABLE_2_SHIFT 6 +#define I40E_GLPCI_GSCL_1_LBC_ENABLE_2_MASK (0x1 << I40E_GLPCI_GSCL_1_LBC_ENABLE_2_SHIFT) +#define I40E_GLPCI_GSCL_1_LBC_ENABLE_3_SHIFT 7 +#define I40E_GLPCI_GSCL_1_LBC_ENABLE_3_MASK (0x1 << I40E_GLPCI_GSCL_1_LBC_ENABLE_3_SHIFT) +#define I40E_GLPCI_GSCL_1_PCI_COUNT_LAT_EN_SHIFT 8 +#define I40E_GLPCI_GSCL_1_PCI_COUNT_LAT_EN_MASK (0x1 << I40E_GLPCI_GSCL_1_PCI_COUNT_LAT_EN_SHIFT) +#define I40E_GLPCI_GSCL_1_PCI_COUNT_LAT_EV_SHIFT 9 +#define I40E_GLPCI_GSCL_1_PCI_COUNT_LAT_EV_MASK (0x1F << I40E_GLPCI_GSCL_1_PCI_COUNT_LAT_EV_SHIFT) +#define I40E_GLPCI_GSCL_1_PCI_COUNT_BW_EN_SHIFT 14 +#define I40E_GLPCI_GSCL_1_PCI_COUNT_BW_EN_MASK (0x1 << I40E_GLPCI_GSCL_1_PCI_COUNT_BW_EN_SHIFT) +#define I40E_GLPCI_GSCL_1_PCI_COUNT_BW_EV_SHIFT 15 +#define I40E_GLPCI_GSCL_1_PCI_COUNT_BW_EV_MASK (0x1F << I40E_GLPCI_GSCL_1_PCI_COUNT_BW_EV_SHIFT) +#define I40E_GLPCI_GSCL_1_GIO_64_BIT_EN_SHIFT 28 +#define I40E_GLPCI_GSCL_1_GIO_64_BIT_EN_MASK (0x1 << I40E_GLPCI_GSCL_1_GIO_64_BIT_EN_SHIFT) +#define I40E_GLPCI_GSCL_1_GIO_COUNT_RESET_SHIFT 29 +#define I40E_GLPCI_GSCL_1_GIO_COUNT_RESET_MASK (0x1 << I40E_GLPCI_GSCL_1_GIO_COUNT_RESET_SHIFT) +#define I40E_GLPCI_GSCL_1_GIO_COUNT_STOP_SHIFT 30 +#define I40E_GLPCI_GSCL_1_GIO_COUNT_STOP_MASK (0x1 << I40E_GLPCI_GSCL_1_GIO_COUNT_STOP_SHIFT) +#define I40E_GLPCI_GSCL_1_GIO_COUNT_START_SHIFT 31 +#define I40E_GLPCI_GSCL_1_GIO_COUNT_START_MASK (0x1 << I40E_GLPCI_GSCL_1_GIO_COUNT_START_SHIFT) +#define I40E_GLPCI_GSCL_2 0x0009C490 +#define I40E_GLPCI_GSCL_2_GIO_EVENT_NUM_0_SHIFT 0 +#define I40E_GLPCI_GSCL_2_GIO_EVENT_NUM_0_MASK (0xFF << I40E_GLPCI_GSCL_2_GIO_EVENT_NUM_0_SHIFT) +#define I40E_GLPCI_GSCL_2_GIO_EVENT_NUM_1_SHIFT 8 +#define I40E_GLPCI_GSCL_2_GIO_EVENT_NUM_1_MASK (0xFF << I40E_GLPCI_GSCL_2_GIO_EVENT_NUM_1_SHIFT) +#define I40E_GLPCI_GSCL_2_GIO_EVENT_NUM_2_SHIFT 16 +#define I40E_GLPCI_GSCL_2_GIO_EVENT_NUM_2_MASK (0xFF << I40E_GLPCI_GSCL_2_GIO_EVENT_NUM_2_SHIFT) +#define I40E_GLPCI_GSCL_2_GIO_EVENT_NUM_3_SHIFT 24 +#define I40E_GLPCI_GSCL_2_GIO_EVENT_NUM_3_MASK (0xFF << I40E_GLPCI_GSCL_2_GIO_EVENT_NUM_3_SHIFT) +#define I40E_GLPCI_GSCL_5_8(_i) (0x0009C494 + ((_i) * 4)) /* _i=0...3 */ +#define I40E_GLPCI_GSCL_5_8_MAX_INDEX 3 +#define I40E_GLPCI_GSCL_5_8_LBC_THRESHOLD_N_SHIFT 0 +#define I40E_GLPCI_GSCL_5_8_LBC_THRESHOLD_N_MASK (0xFFFF << I40E_GLPCI_GSCL_5_8_LBC_THRESHOLD_N_SHIFT) +#define I40E_GLPCI_GSCL_5_8_LBC_TIMER_N_SHIFT 16 +#define I40E_GLPCI_GSCL_5_8_LBC_TIMER_N_MASK (0xFFFF << I40E_GLPCI_GSCL_5_8_LBC_TIMER_N_SHIFT) +#define I40E_GLPCI_GSCN_0_3(_i) (0x0009C4A4 + ((_i) * 4)) /* _i=0...3 */ +#define I40E_GLPCI_GSCN_0_3_MAX_INDEX 3 +#define I40E_GLPCI_GSCN_0_3_EVENT_COUNTER_SHIFT 0 +#define I40E_GLPCI_GSCN_0_3_EVENT_COUNTER_MASK (0xFFFFFFFF << I40E_GLPCI_GSCN_0_3_EVENT_COUNTER_SHIFT) +#define I40E_GLPCI_LATCT 0x0009C4B4 +#define I40E_GLPCI_LATCT_PCI_COUNT_LAT_CT_SHIFT 0 +#define I40E_GLPCI_LATCT_PCI_COUNT_LAT_CT_MASK (0xFFFFFFFF << I40E_GLPCI_LATCT_PCI_COUNT_LAT_CT_SHIFT) +#define I40E_GLPCI_LBARCTRL 0x000BE484 +#define I40E_GLPCI_LBARCTRL_PREFBAR_SHIFT 0 +#define I40E_GLPCI_LBARCTRL_PREFBAR_MASK (0x1 << I40E_GLPCI_LBARCTRL_PREFBAR_SHIFT) +#define I40E_GLPCI_LBARCTRL_BAR32_SHIFT 1 +#define I40E_GLPCI_LBARCTRL_BAR32_MASK (0x1 << I40E_GLPCI_LBARCTRL_BAR32_SHIFT) +#define I40E_GLPCI_LBARCTRL_FLASH_EXPOSE_SHIFT 3 +#define I40E_GLPCI_LBARCTRL_FLASH_EXPOSE_MASK (0x1 << I40E_GLPCI_LBARCTRL_FLASH_EXPOSE_SHIFT) +#define I40E_GLPCI_LBARCTRL_PE_DB_SIZE_SHIFT 4 +#define I40E_GLPCI_LBARCTRL_PE_DB_SIZE_MASK (0x3 << I40E_GLPCI_LBARCTRL_PE_DB_SIZE_SHIFT) +#define I40E_GLPCI_LBARCTRL_FL_SIZE_SHIFT 6 +#define I40E_GLPCI_LBARCTRL_FL_SIZE_MASK (0x7 << I40E_GLPCI_LBARCTRL_FL_SIZE_SHIFT) +#define I40E_GLPCI_LBARCTRL_VF_PE_DB_SIZE_SHIFT 10 +#define I40E_GLPCI_LBARCTRL_VF_PE_DB_SIZE_MASK (0x1 << I40E_GLPCI_LBARCTRL_VF_PE_DB_SIZE_SHIFT) +#define I40E_GLPCI_LBARCTRL_EXROM_SIZE_SHIFT 11 +#define I40E_GLPCI_LBARCTRL_EXROM_SIZE_MASK (0x7 << I40E_GLPCI_LBARCTRL_EXROM_SIZE_SHIFT) +#define I40E_GLPCI_LINKCAP 0x000BE4AC +#define I40E_GLPCI_LINKCAP_LINK_SPEEDS_VECTOR_SHIFT 0 +#define I40E_GLPCI_LINKCAP_LINK_SPEEDS_VECTOR_MASK (0x3F << I40E_GLPCI_LINKCAP_LINK_SPEEDS_VECTOR_SHIFT) +#define I40E_GLPCI_LINKCAP_MAX_PAYLOAD_SHIFT 6 +#define I40E_GLPCI_LINKCAP_MAX_PAYLOAD_MASK (0x7 << I40E_GLPCI_LINKCAP_MAX_PAYLOAD_SHIFT) +#define I40E_GLPCI_LINKCAP_MAX_LINK_WIDTH_SHIFT 9 +#define I40E_GLPCI_LINKCAP_MAX_LINK_WIDTH_MASK (0xF << I40E_GLPCI_LINKCAP_MAX_LINK_WIDTH_SHIFT) +#define I40E_GLPCI_PCIERR 0x000BE4FC +#define I40E_GLPCI_PCIERR_PCIE_ERR_REP_SHIFT 0 +#define I40E_GLPCI_PCIERR_PCIE_ERR_REP_MASK (0xFFFFFFFF << I40E_GLPCI_PCIERR_PCIE_ERR_REP_SHIFT) +#define I40E_GLPCI_PKTCT 0x0009C4BC +#define I40E_GLPCI_PKTCT_PCI_COUNT_BW_PCT_SHIFT 0 +#define I40E_GLPCI_PKTCT_PCI_COUNT_BW_PCT_MASK (0xFFFFFFFF << I40E_GLPCI_PKTCT_PCI_COUNT_BW_PCT_SHIFT) +#define I40E_GLPCI_PMSUP 0x000BE4B0 +#define I40E_GLPCI_PMSUP_ASPM_SUP_SHIFT 0 +#define I40E_GLPCI_PMSUP_ASPM_SUP_MASK (0x3 << I40E_GLPCI_PMSUP_ASPM_SUP_SHIFT) +#define I40E_GLPCI_PMSUP_L0S_EXIT_LAT_SHIFT 2 +#define I40E_GLPCI_PMSUP_L0S_EXIT_LAT_MASK (0x7 << I40E_GLPCI_PMSUP_L0S_EXIT_LAT_SHIFT) +#define I40E_GLPCI_PMSUP_L1_EXIT_LAT_SHIFT 5 +#define I40E_GLPCI_PMSUP_L1_EXIT_LAT_MASK (0x7 << I40E_GLPCI_PMSUP_L1_EXIT_LAT_SHIFT) +#define I40E_GLPCI_PMSUP_L0S_ACC_LAT_SHIFT 8 +#define I40E_GLPCI_PMSUP_L0S_ACC_LAT_MASK (0x7 << I40E_GLPCI_PMSUP_L0S_ACC_LAT_SHIFT) +#define I40E_GLPCI_PMSUP_L1_ACC_LAT_SHIFT 11 +#define I40E_GLPCI_PMSUP_L1_ACC_LAT_MASK (0x7 << I40E_GLPCI_PMSUP_L1_ACC_LAT_SHIFT) +#define I40E_GLPCI_PMSUP_SLOT_CLK_SHIFT 14 +#define I40E_GLPCI_PMSUP_SLOT_CLK_MASK (0x1 << I40E_GLPCI_PMSUP_SLOT_CLK_SHIFT) +#define I40E_GLPCI_PMSUP_OBFF_SUP_SHIFT 15 +#define I40E_GLPCI_PMSUP_OBFF_SUP_MASK (0x3 << I40E_GLPCI_PMSUP_OBFF_SUP_SHIFT) +#define I40E_GLPCI_PWRDATA 0x000BE490 +#define I40E_GLPCI_PWRDATA_D0_POWER_SHIFT 0 +#define I40E_GLPCI_PWRDATA_D0_POWER_MASK (0xFF << I40E_GLPCI_PWRDATA_D0_POWER_SHIFT) +#define I40E_GLPCI_PWRDATA_COMM_POWER_SHIFT 8 +#define I40E_GLPCI_PWRDATA_COMM_POWER_MASK (0xFF << I40E_GLPCI_PWRDATA_COMM_POWER_SHIFT) +#define I40E_GLPCI_PWRDATA_D3_POWER_SHIFT 16 +#define I40E_GLPCI_PWRDATA_D3_POWER_MASK (0xFF << I40E_GLPCI_PWRDATA_D3_POWER_SHIFT) +#define I40E_GLPCI_PWRDATA_DATA_SCALE_SHIFT 24 +#define I40E_GLPCI_PWRDATA_DATA_SCALE_MASK (0x3 << I40E_GLPCI_PWRDATA_DATA_SCALE_SHIFT) +#define I40E_GLPCI_REVID 0x000BE4B4 +#define I40E_GLPCI_REVID_NVM_REVID_SHIFT 0 +#define I40E_GLPCI_REVID_NVM_REVID_MASK (0xFF << I40E_GLPCI_REVID_NVM_REVID_SHIFT) +#define I40E_GLPCI_SERH 0x000BE49C +#define I40E_GLPCI_SERH_SER_NUM_H_SHIFT 0 +#define I40E_GLPCI_SERH_SER_NUM_H_MASK (0xFFFF << I40E_GLPCI_SERH_SER_NUM_H_SHIFT) +#define I40E_GLPCI_SERL 0x000BE498 +#define I40E_GLPCI_SERL_SER_NUM_L_SHIFT 0 +#define I40E_GLPCI_SERL_SER_NUM_L_MASK (0xFFFFFFFF << I40E_GLPCI_SERL_SER_NUM_L_SHIFT) +#define I40E_GLPCI_SUBSYSID 0x000BE48C +#define I40E_GLPCI_SUBSYSID_SUB_VEN_ID_SHIFT 0 +#define I40E_GLPCI_SUBSYSID_SUB_VEN_ID_MASK (0xFFFF << I40E_GLPCI_SUBSYSID_SUB_VEN_ID_SHIFT) +#define I40E_GLPCI_SUBSYSID_SUB_ID_SHIFT 16 +#define I40E_GLPCI_SUBSYSID_SUB_ID_MASK (0xFFFF << I40E_GLPCI_SUBSYSID_SUB_ID_SHIFT) +#define I40E_GLPCI_UPADD 0x000BE4F8 +#define I40E_GLPCI_UPADD_ADDRESS_SHIFT 1 +#define I40E_GLPCI_UPADD_ADDRESS_MASK (0x7FFFFFFF << I40E_GLPCI_UPADD_ADDRESS_SHIFT) +#define I40E_GLPCI_VFSUP 0x000BE4B8 +#define I40E_GLPCI_VFSUP_VF_PREFETCH_SHIFT 0 +#define I40E_GLPCI_VFSUP_VF_PREFETCH_MASK (0x1 << I40E_GLPCI_VFSUP_VF_PREFETCH_SHIFT) +#define I40E_GLPCI_VFSUP_VR_BAR_TYPE_SHIFT 1 +#define I40E_GLPCI_VFSUP_VR_BAR_TYPE_MASK (0x1 << I40E_GLPCI_VFSUP_VR_BAR_TYPE_SHIFT) +#define I40E_PF_FUNC_RID 0x0009C000 +#define I40E_PF_FUNC_RID_FUNCTION_NUMBER_SHIFT 0 +#define I40E_PF_FUNC_RID_FUNCTION_NUMBER_MASK (0x7 << I40E_PF_FUNC_RID_FUNCTION_NUMBER_SHIFT) +#define I40E_PF_FUNC_RID_DEVICE_NUMBER_SHIFT 3 +#define I40E_PF_FUNC_RID_DEVICE_NUMBER_MASK (0x1F << I40E_PF_FUNC_RID_DEVICE_NUMBER_SHIFT) +#define I40E_PF_FUNC_RID_BUS_NUMBER_SHIFT 8 +#define I40E_PF_FUNC_RID_BUS_NUMBER_MASK (0xFF << I40E_PF_FUNC_RID_BUS_NUMBER_SHIFT) +#define I40E_PF_PCI_CIAA 0x0009C080 +#define I40E_PF_PCI_CIAA_ADDRESS_SHIFT 0 +#define I40E_PF_PCI_CIAA_ADDRESS_MASK (0xFFF << I40E_PF_PCI_CIAA_ADDRESS_SHIFT) +#define I40E_PF_PCI_CIAA_VF_NUM_SHIFT 12 +#define I40E_PF_PCI_CIAA_VF_NUM_MASK (0x7F << I40E_PF_PCI_CIAA_VF_NUM_SHIFT) +#define I40E_PF_PCI_CIAD 0x0009C100 +#define I40E_PF_PCI_CIAD_DATA_SHIFT 0 +#define I40E_PF_PCI_CIAD_DATA_MASK (0xFFFFFFFF << I40E_PF_PCI_CIAD_DATA_SHIFT) +#define I40E_PFPCI_CLASS 0x000BE400 +#define I40E_PFPCI_CLASS_STORAGE_CLASS_SHIFT 0 +#define I40E_PFPCI_CLASS_STORAGE_CLASS_MASK (0x1 << I40E_PFPCI_CLASS_STORAGE_CLASS_SHIFT) +#define I40E_PFPCI_CNF 0x000BE000 +#define I40E_PFPCI_CNF_MSI_EN_SHIFT 2 +#define I40E_PFPCI_CNF_MSI_EN_MASK (0x1 << I40E_PFPCI_CNF_MSI_EN_SHIFT) +#define I40E_PFPCI_CNF_EXROM_DIS_SHIFT 3 +#define I40E_PFPCI_CNF_EXROM_DIS_MASK (0x1 << I40E_PFPCI_CNF_EXROM_DIS_SHIFT) +#define I40E_PFPCI_CNF_IO_BAR_SHIFT 4 +#define I40E_PFPCI_CNF_IO_BAR_MASK (0x1 << I40E_PFPCI_CNF_IO_BAR_SHIFT) +#define I40E_PFPCI_CNF_INT_PIN_SHIFT 5 +#define I40E_PFPCI_CNF_INT_PIN_MASK (0x3 << I40E_PFPCI_CNF_INT_PIN_SHIFT) +#define I40E_PFPCI_FACTPS 0x0009C180 +#define I40E_PFPCI_FACTPS_FUNC_POWER_STATE_SHIFT 0 +#define I40E_PFPCI_FACTPS_FUNC_POWER_STATE_MASK (0x3 << I40E_PFPCI_FACTPS_FUNC_POWER_STATE_SHIFT) +#define I40E_PFPCI_FACTPS_FUNC_AUX_EN_SHIFT 3 +#define I40E_PFPCI_FACTPS_FUNC_AUX_EN_MASK (0x1 << I40E_PFPCI_FACTPS_FUNC_AUX_EN_SHIFT) +#define I40E_PFPCI_FUNC 0x000BE200 +#define I40E_PFPCI_FUNC_FUNC_DIS_SHIFT 0 +#define I40E_PFPCI_FUNC_FUNC_DIS_MASK (0x1 << I40E_PFPCI_FUNC_FUNC_DIS_SHIFT) +#define I40E_PFPCI_FUNC_ALLOW_FUNC_DIS_SHIFT 1 +#define I40E_PFPCI_FUNC_ALLOW_FUNC_DIS_MASK (0x1 << I40E_PFPCI_FUNC_ALLOW_FUNC_DIS_SHIFT) +#define I40E_PFPCI_FUNC_DIS_FUNC_ON_PORT_DIS_SHIFT 2 +#define I40E_PFPCI_FUNC_DIS_FUNC_ON_PORT_DIS_MASK (0x1 << I40E_PFPCI_FUNC_DIS_FUNC_ON_PORT_DIS_SHIFT) +#define I40E_PFPCI_FUNC2 0x000BE180 +#define I40E_PFPCI_FUNC2_EMP_FUNC_DIS_SHIFT 0 +#define I40E_PFPCI_FUNC2_EMP_FUNC_DIS_MASK (0x1 << I40E_PFPCI_FUNC2_EMP_FUNC_DIS_SHIFT) +#define I40E_PFPCI_ICAUSE 0x0009C200 +#define I40E_PFPCI_ICAUSE_PCIE_ERR_CAUSE_SHIFT 0 +#define I40E_PFPCI_ICAUSE_PCIE_ERR_CAUSE_MASK (0xFFFFFFFF << I40E_PFPCI_ICAUSE_PCIE_ERR_CAUSE_SHIFT) +#define I40E_PFPCI_IENA 0x0009C280 +#define I40E_PFPCI_IENA_PCIE_ERR_EN_SHIFT 0 +#define I40E_PFPCI_IENA_PCIE_ERR_EN_MASK (0xFFFFFFFF << I40E_PFPCI_IENA_PCIE_ERR_EN_SHIFT) +#define I40E_PFPCI_PFDEVID 0x000BE080 +#define I40E_PFPCI_PFDEVID_PF_DEV_ID_LAN_SHIFT 0 +#define I40E_PFPCI_PFDEVID_PF_DEV_ID_LAN_MASK (0xFFFF << I40E_PFPCI_PFDEVID_PF_DEV_ID_LAN_SHIFT) +#define I40E_PFPCI_PFDEVID_PF_DEV_ID_SAN_SHIFT 16 +#define I40E_PFPCI_PFDEVID_PF_DEV_ID_SAN_MASK (0xFFFF << I40E_PFPCI_PFDEVID_PF_DEV_ID_SAN_SHIFT) +#define I40E_PFPCI_PM 0x000BE300 +#define I40E_PFPCI_PM_PME_EN_SHIFT 0 +#define I40E_PFPCI_PM_PME_EN_MASK (0x1 << I40E_PFPCI_PM_PME_EN_SHIFT) +#define I40E_PFPCI_STATUS1 0x000BE280 +#define I40E_PFPCI_STATUS1_FUNC_VALID_SHIFT 0 +#define I40E_PFPCI_STATUS1_FUNC_VALID_MASK (0x1 << I40E_PFPCI_STATUS1_FUNC_VALID_SHIFT) +#define I40E_PFPCI_VFDEVID 0x000BE100 +#define I40E_PFPCI_VFDEVID_VF_DEV_ID_LAN_SHIFT 0 +#define I40E_PFPCI_VFDEVID_VF_DEV_ID_LAN_MASK (0xFFFF << I40E_PFPCI_VFDEVID_VF_DEV_ID_LAN_SHIFT) +#define I40E_PFPCI_VFDEVID_VF_DEV_ID_SAN_SHIFT 16 +#define I40E_PFPCI_VFDEVID_VF_DEV_ID_SAN_MASK (0xFFFF << I40E_PFPCI_VFDEVID_VF_DEV_ID_SAN_SHIFT) +#define I40E_PFPCI_VMINDEX 0x0009C300 +#define I40E_PFPCI_VMINDEX_VMINDEX_SHIFT 0 +#define I40E_PFPCI_VMINDEX_VMINDEX_MASK (0x1FF << I40E_PFPCI_VMINDEX_VMINDEX_SHIFT) +#define I40E_PFPCI_VMPEND 0x0009C380 +#define I40E_PFPCI_VMPEND_PENDING_SHIFT 0 +#define I40E_PFPCI_VMPEND_PENDING_MASK (0x1 << I40E_PFPCI_VMPEND_PENDING_SHIFT) +#define I40E_GLPE_CPUSTATUS0 0x0000D040 +#define I40E_GLPE_CPUSTATUS0_PECPUSTATUS0_SHIFT 0 +#define I40E_GLPE_CPUSTATUS0_PECPUSTATUS0_MASK (0xFFFFFFFF << I40E_GLPE_CPUSTATUS0_PECPUSTATUS0_SHIFT) +#define I40E_GLPE_CPUSTATUS1 0x0000D044 +#define I40E_GLPE_CPUSTATUS1_PECPUSTATUS1_SHIFT 0 +#define I40E_GLPE_CPUSTATUS1_PECPUSTATUS1_MASK (0xFFFFFFFF << I40E_GLPE_CPUSTATUS1_PECPUSTATUS1_SHIFT) +#define I40E_GLPE_CPUSTATUS2 0x0000D048 +#define I40E_GLPE_CPUSTATUS2_PECPUSTATUS2_SHIFT 0 +#define I40E_GLPE_CPUSTATUS2_PECPUSTATUS2_MASK (0xFFFFFFFF << I40E_GLPE_CPUSTATUS2_PECPUSTATUS2_SHIFT) +#define I40E_GLPE_PFFLMOBJCTRL(_i) (0x0000D480 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLPE_PFFLMOBJCTRL_MAX_INDEX 15 +#define I40E_GLPE_PFFLMOBJCTRL_XMIT_BLOCKSIZE_SHIFT 0 +#define I40E_GLPE_PFFLMOBJCTRL_XMIT_BLOCKSIZE_MASK (0x7 << I40E_GLPE_PFFLMOBJCTRL_XMIT_BLOCKSIZE_SHIFT) +#define I40E_GLPE_PFFLMOBJCTRL_Q1_BLOCKSIZE_SHIFT 8 +#define I40E_GLPE_PFFLMOBJCTRL_Q1_BLOCKSIZE_MASK (0x7 << I40E_GLPE_PFFLMOBJCTRL_Q1_BLOCKSIZE_SHIFT) +#define I40E_GLPE_VFFLMOBJCTRL(_i) (0x0000D400 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPE_VFFLMOBJCTRL_MAX_INDEX 31 +#define I40E_GLPE_VFFLMOBJCTRL_XMIT_BLOCKSIZE_SHIFT 0 +#define I40E_GLPE_VFFLMOBJCTRL_XMIT_BLOCKSIZE_MASK (0x7 << I40E_GLPE_VFFLMOBJCTRL_XMIT_BLOCKSIZE_SHIFT) +#define I40E_GLPE_VFFLMOBJCTRL_Q1_BLOCKSIZE_SHIFT 8 +#define I40E_GLPE_VFFLMOBJCTRL_Q1_BLOCKSIZE_MASK (0x7 << I40E_GLPE_VFFLMOBJCTRL_Q1_BLOCKSIZE_SHIFT) +#define I40E_GLPE_VFFLMQ1ALLOCERR(_i) (0x0000C700 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPE_VFFLMQ1ALLOCERR_MAX_INDEX 31 +#define I40E_GLPE_VFFLMQ1ALLOCERR_ERROR_COUNT_SHIFT 0 +#define I40E_GLPE_VFFLMQ1ALLOCERR_ERROR_COUNT_MASK (0xFFFF << I40E_GLPE_VFFLMQ1ALLOCERR_ERROR_COUNT_SHIFT) +#define I40E_GLPE_VFFLMXMITALLOCERR(_i) (0x0000C600 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPE_VFFLMXMITALLOCERR_MAX_INDEX 31 +#define I40E_GLPE_VFFLMXMITALLOCERR_ERROR_COUNT_SHIFT 0 +#define I40E_GLPE_VFFLMXMITALLOCERR_ERROR_COUNT_MASK (0xFFFF << I40E_GLPE_VFFLMXMITALLOCERR_ERROR_COUNT_SHIFT) +#define I40E_GLPE_VFUDACTRL(_i) (0x0000C000 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPE_VFUDACTRL_MAX_INDEX 31 +#define I40E_GLPE_VFUDACTRL_IPV4MCFRAGRESBP_SHIFT 0 +#define I40E_GLPE_VFUDACTRL_IPV4MCFRAGRESBP_MASK (0x1 << I40E_GLPE_VFUDACTRL_IPV4MCFRAGRESBP_SHIFT) +#define I40E_GLPE_VFUDACTRL_IPV4UCFRAGRESBP_SHIFT 1 +#define I40E_GLPE_VFUDACTRL_IPV4UCFRAGRESBP_MASK (0x1 << I40E_GLPE_VFUDACTRL_IPV4UCFRAGRESBP_SHIFT) +#define I40E_GLPE_VFUDACTRL_IPV6MCFRAGRESBP_SHIFT 2 +#define I40E_GLPE_VFUDACTRL_IPV6MCFRAGRESBP_MASK (0x1 << I40E_GLPE_VFUDACTRL_IPV6MCFRAGRESBP_SHIFT) +#define I40E_GLPE_VFUDACTRL_IPV6UCFRAGRESBP_SHIFT 3 +#define I40E_GLPE_VFUDACTRL_IPV6UCFRAGRESBP_MASK (0x1 << I40E_GLPE_VFUDACTRL_IPV6UCFRAGRESBP_SHIFT) +#define I40E_GLPE_VFUDACTRL_UDPMCFRAGRESFAIL_SHIFT 4 +#define I40E_GLPE_VFUDACTRL_UDPMCFRAGRESFAIL_MASK (0x1 << I40E_GLPE_VFUDACTRL_UDPMCFRAGRESFAIL_SHIFT) +#define I40E_GLPE_VFUDAUCFBQPN(_i) (0x0000C100 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPE_VFUDAUCFBQPN_MAX_INDEX 31 +#define I40E_GLPE_VFUDAUCFBQPN_QPN_SHIFT 0 +#define I40E_GLPE_VFUDAUCFBQPN_QPN_MASK (0x3FFFF << I40E_GLPE_VFUDAUCFBQPN_QPN_SHIFT) +#define I40E_GLPE_VFUDAUCFBQPN_VALID_SHIFT 31 +#define I40E_GLPE_VFUDAUCFBQPN_VALID_MASK (0x1 << I40E_GLPE_VFUDAUCFBQPN_VALID_SHIFT) +#define I40E_PFPE_AEQALLOC 0x00131180 +#define I40E_PFPE_AEQALLOC_AECOUNT_SHIFT 0 +#define I40E_PFPE_AEQALLOC_AECOUNT_MASK (0xFFFFFFFF << I40E_PFPE_AEQALLOC_AECOUNT_SHIFT) +#define I40E_PFPE_CCQPHIGH 0x00008200 +#define I40E_PFPE_CCQPHIGH_PECCQPHIGH_SHIFT 0 +#define I40E_PFPE_CCQPHIGH_PECCQPHIGH_MASK (0xFFFFFFFF << I40E_PFPE_CCQPHIGH_PECCQPHIGH_SHIFT) +#define I40E_PFPE_CCQPLOW 0x00008180 +#define I40E_PFPE_CCQPLOW_PECCQPLOW_SHIFT 0 +#define I40E_PFPE_CCQPLOW_PECCQPLOW_MASK (0xFFFFFFFF << I40E_PFPE_CCQPLOW_PECCQPLOW_SHIFT) +#define I40E_PFPE_CCQPSTATUS 0x00008100 +#define I40E_PFPE_CCQPSTATUS_CCQP_DONE_SHIFT 0 +#define I40E_PFPE_CCQPSTATUS_CCQP_DONE_MASK (0x1 << I40E_PFPE_CCQPSTATUS_CCQP_DONE_SHIFT) +#define I40E_PFPE_CCQPSTATUS_CCQP_ERR_SHIFT 31 +#define I40E_PFPE_CCQPSTATUS_CCQP_ERR_MASK (0x1 << I40E_PFPE_CCQPSTATUS_CCQP_ERR_SHIFT) +#define I40E_PFPE_CQACK 0x00131100 +#define I40E_PFPE_CQACK_PECQID_SHIFT 0 +#define I40E_PFPE_CQACK_PECQID_MASK (0x1FFFF << I40E_PFPE_CQACK_PECQID_SHIFT) +#define I40E_PFPE_CQARM 0x00131080 +#define I40E_PFPE_CQARM_PECQID_SHIFT 0 +#define I40E_PFPE_CQARM_PECQID_MASK (0x1FFFF << I40E_PFPE_CQARM_PECQID_SHIFT) +#define I40E_PFPE_CQPDB 0x00008000 +#define I40E_PFPE_CQPDB_WQHEAD_SHIFT 0 +#define I40E_PFPE_CQPDB_WQHEAD_MASK (0x7FF << I40E_PFPE_CQPDB_WQHEAD_SHIFT) +#define I40E_PFPE_CQPERRCODES 0x00008880 +#define I40E_PFPE_CQPERRCODES_CQP_MINOR_CODE_SHIFT 0 +#define I40E_PFPE_CQPERRCODES_CQP_MINOR_CODE_MASK (0xFFFF << I40E_PFPE_CQPERRCODES_CQP_MINOR_CODE_SHIFT) +#define I40E_PFPE_CQPERRCODES_CQP_MAJOR_CODE_SHIFT 16 +#define I40E_PFPE_CQPERRCODES_CQP_MAJOR_CODE_MASK (0xFFFF << I40E_PFPE_CQPERRCODES_CQP_MAJOR_CODE_SHIFT) +#define I40E_PFPE_CQPTAIL 0x00008080 +#define I40E_PFPE_CQPTAIL_WQTAIL_SHIFT 0 +#define I40E_PFPE_CQPTAIL_WQTAIL_MASK (0x7FF << I40E_PFPE_CQPTAIL_WQTAIL_SHIFT) +#define I40E_PFPE_CQPTAIL_CQP_OP_ERR_SHIFT 31 +#define I40E_PFPE_CQPTAIL_CQP_OP_ERR_MASK (0x1 << I40E_PFPE_CQPTAIL_CQP_OP_ERR_SHIFT) +#define I40E_PFPE_FLMQ1ALLOCERR 0x00008980 +#define I40E_PFPE_FLMQ1ALLOCERR_ERROR_COUNT_SHIFT 0 +#define I40E_PFPE_FLMQ1ALLOCERR_ERROR_COUNT_MASK (0xFFFF << I40E_PFPE_FLMQ1ALLOCERR_ERROR_COUNT_SHIFT) +#define I40E_PFPE_FLMXMITALLOCERR 0x00008900 +#define I40E_PFPE_FLMXMITALLOCERR_ERROR_COUNT_SHIFT 0 +#define I40E_PFPE_FLMXMITALLOCERR_ERROR_COUNT_MASK (0xFFFF << I40E_PFPE_FLMXMITALLOCERR_ERROR_COUNT_SHIFT) +#define I40E_PFPE_IPCONFIG0 0x00008280 +#define I40E_PFPE_IPCONFIG0_PEIPID_SHIFT 0 +#define I40E_PFPE_IPCONFIG0_PEIPID_MASK (0xFFFF << I40E_PFPE_IPCONFIG0_PEIPID_SHIFT) +#define I40E_PFPE_IPCONFIG0_USEENTIREIDRANGE_SHIFT 16 +#define I40E_PFPE_IPCONFIG0_USEENTIREIDRANGE_MASK (0x1 << I40E_PFPE_IPCONFIG0_USEENTIREIDRANGE_SHIFT) +#define I40E_PFPE_IPCONFIG0_USEUPPERIDRANGE_SHIFT 17 +#define I40E_PFPE_IPCONFIG0_USEUPPERIDRANGE_MASK (0x1 << I40E_PFPE_IPCONFIG0_USEUPPERIDRANGE_SHIFT) +#define I40E_PFPE_MRTEIDXMASK 0x00008600 +#define I40E_PFPE_MRTEIDXMASK_MRTEIDXMASKBITS_SHIFT 0 +#define I40E_PFPE_MRTEIDXMASK_MRTEIDXMASKBITS_MASK (0x1F << I40E_PFPE_MRTEIDXMASK_MRTEIDXMASKBITS_SHIFT) +#define I40E_PFPE_RCVUNEXPECTEDERROR 0x00008680 +#define I40E_PFPE_RCVUNEXPECTEDERROR_TCP_RX_UNEXP_ERR_SHIFT 0 +#define I40E_PFPE_RCVUNEXPECTEDERROR_TCP_RX_UNEXP_ERR_MASK (0xFFFFFF << I40E_PFPE_RCVUNEXPECTEDERROR_TCP_RX_UNEXP_ERR_SHIFT) +#define I40E_PFPE_TCPNOWTIMER 0x00008580 +#define I40E_PFPE_TCPNOWTIMER_TCP_NOW_SHIFT 0 +#define I40E_PFPE_TCPNOWTIMER_TCP_NOW_MASK (0xFFFFFFFF << I40E_PFPE_TCPNOWTIMER_TCP_NOW_SHIFT) +#define I40E_PFPE_UDACTRL 0x00008700 +#define I40E_PFPE_UDACTRL_IPV4MCFRAGRESBP_SHIFT 0 +#define I40E_PFPE_UDACTRL_IPV4MCFRAGRESBP_MASK (0x1 << I40E_PFPE_UDACTRL_IPV4MCFRAGRESBP_SHIFT) +#define I40E_PFPE_UDACTRL_IPV4UCFRAGRESBP_SHIFT 1 +#define I40E_PFPE_UDACTRL_IPV4UCFRAGRESBP_MASK (0x1 << I40E_PFPE_UDACTRL_IPV4UCFRAGRESBP_SHIFT) +#define I40E_PFPE_UDACTRL_IPV6MCFRAGRESBP_SHIFT 2 +#define I40E_PFPE_UDACTRL_IPV6MCFRAGRESBP_MASK (0x1 << I40E_PFPE_UDACTRL_IPV6MCFRAGRESBP_SHIFT) +#define I40E_PFPE_UDACTRL_IPV6UCFRAGRESBP_SHIFT 3 +#define I40E_PFPE_UDACTRL_IPV6UCFRAGRESBP_MASK (0x1 << I40E_PFPE_UDACTRL_IPV6UCFRAGRESBP_SHIFT) +#define I40E_PFPE_UDACTRL_UDPMCFRAGRESFAIL_SHIFT 4 +#define I40E_PFPE_UDACTRL_UDPMCFRAGRESFAIL_MASK (0x1 << I40E_PFPE_UDACTRL_UDPMCFRAGRESFAIL_SHIFT) +#define I40E_PFPE_UDAUCFBQPN 0x00008780 +#define I40E_PFPE_UDAUCFBQPN_QPN_SHIFT 0 +#define I40E_PFPE_UDAUCFBQPN_QPN_MASK (0x3FFFF << I40E_PFPE_UDAUCFBQPN_QPN_SHIFT) +#define I40E_PFPE_UDAUCFBQPN_VALID_SHIFT 31 +#define I40E_PFPE_UDAUCFBQPN_VALID_MASK (0x1 << I40E_PFPE_UDAUCFBQPN_VALID_SHIFT) +#define I40E_PFPE_WQEALLOC 0x00138C00 +#define I40E_PFPE_WQEALLOC_PEQPID_SHIFT 0 +#define I40E_PFPE_WQEALLOC_PEQPID_MASK (0x3FFFF << I40E_PFPE_WQEALLOC_PEQPID_SHIFT) +#define I40E_PFPE_WQEALLOC_WQE_DESC_INDEX_SHIFT 20 +#define I40E_PFPE_WQEALLOC_WQE_DESC_INDEX_MASK (0xFFF << I40E_PFPE_WQEALLOC_WQE_DESC_INDEX_SHIFT) +#define I40E_VFPE_AEQALLOC(_VF) (0x00130C00 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VFPE_AEQALLOC_MAX_INDEX 127 +#define I40E_VFPE_AEQALLOC_AECOUNT_SHIFT 0 +#define I40E_VFPE_AEQALLOC_AECOUNT_MASK (0xFFFFFFFF << I40E_VFPE_AEQALLOC_AECOUNT_SHIFT) +#define I40E_VFPE_CCQPHIGH(_VF) (0x00001000 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VFPE_CCQPHIGH_MAX_INDEX 127 +#define I40E_VFPE_CCQPHIGH_PECCQPHIGH_SHIFT 0 +#define I40E_VFPE_CCQPHIGH_PECCQPHIGH_MASK (0xFFFFFFFF << I40E_VFPE_CCQPHIGH_PECCQPHIGH_SHIFT) +#define I40E_VFPE_CCQPLOW(_VF) (0x00000C00 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VFPE_CCQPLOW_MAX_INDEX 127 +#define I40E_VFPE_CCQPLOW_PECCQPLOW_SHIFT 0 +#define I40E_VFPE_CCQPLOW_PECCQPLOW_MASK (0xFFFFFFFF << I40E_VFPE_CCQPLOW_PECCQPLOW_SHIFT) +#define I40E_VFPE_CCQPSTATUS(_VF) (0x00000800 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VFPE_CCQPSTATUS_MAX_INDEX 127 +#define I40E_VFPE_CCQPSTATUS_CCQP_DONE_SHIFT 0 +#define I40E_VFPE_CCQPSTATUS_CCQP_DONE_MASK (0x1 << I40E_VFPE_CCQPSTATUS_CCQP_DONE_SHIFT) +#define I40E_VFPE_CCQPSTATUS_CCQP_ERR_SHIFT 31 +#define I40E_VFPE_CCQPSTATUS_CCQP_ERR_MASK (0x1 << I40E_VFPE_CCQPSTATUS_CCQP_ERR_SHIFT) +#define I40E_VFPE_CQACK(_VF) (0x00130800 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VFPE_CQACK_MAX_INDEX 127 +#define I40E_VFPE_CQACK_PECQID_SHIFT 0 +#define I40E_VFPE_CQACK_PECQID_MASK (0x1FFFF << I40E_VFPE_CQACK_PECQID_SHIFT) +#define I40E_VFPE_CQARM(_VF) (0x00130400 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VFPE_CQARM_MAX_INDEX 127 +#define I40E_VFPE_CQARM_PECQID_SHIFT 0 +#define I40E_VFPE_CQARM_PECQID_MASK (0x1FFFF << I40E_VFPE_CQARM_PECQID_SHIFT) +#define I40E_VFPE_CQPDB(_VF) (0x00000000 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VFPE_CQPDB_MAX_INDEX 127 +#define I40E_VFPE_CQPDB_WQHEAD_SHIFT 0 +#define I40E_VFPE_CQPDB_WQHEAD_MASK (0x7FF << I40E_VFPE_CQPDB_WQHEAD_SHIFT) +#define I40E_VFPE_CQPERRCODES(_VF) (0x00001800 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VFPE_CQPERRCODES_MAX_INDEX 127 +#define I40E_VFPE_CQPERRCODES_CQP_MINOR_CODE_SHIFT 0 +#define I40E_VFPE_CQPERRCODES_CQP_MINOR_CODE_MASK (0xFFFF << I40E_VFPE_CQPERRCODES_CQP_MINOR_CODE_SHIFT) +#define I40E_VFPE_CQPERRCODES_CQP_MAJOR_CODE_SHIFT 16 +#define I40E_VFPE_CQPERRCODES_CQP_MAJOR_CODE_MASK (0xFFFF << I40E_VFPE_CQPERRCODES_CQP_MAJOR_CODE_SHIFT) +#define I40E_VFPE_CQPTAIL(_VF) (0x00000400 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VFPE_CQPTAIL_MAX_INDEX 127 +#define I40E_VFPE_CQPTAIL_WQTAIL_SHIFT 0 +#define I40E_VFPE_CQPTAIL_WQTAIL_MASK (0x7FF << I40E_VFPE_CQPTAIL_WQTAIL_SHIFT) +#define I40E_VFPE_CQPTAIL_CQP_OP_ERR_SHIFT 31 +#define I40E_VFPE_CQPTAIL_CQP_OP_ERR_MASK (0x1 << I40E_VFPE_CQPTAIL_CQP_OP_ERR_SHIFT) +#define I40E_VFPE_IPCONFIG0(_VF) (0x00001400 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VFPE_IPCONFIG0_MAX_INDEX 127 +#define I40E_VFPE_IPCONFIG0_PEIPID_SHIFT 0 +#define I40E_VFPE_IPCONFIG0_PEIPID_MASK (0xFFFF << I40E_VFPE_IPCONFIG0_PEIPID_SHIFT) +#define I40E_VFPE_IPCONFIG0_USEENTIREIDRANGE_SHIFT 16 +#define I40E_VFPE_IPCONFIG0_USEENTIREIDRANGE_MASK (0x1 << I40E_VFPE_IPCONFIG0_USEENTIREIDRANGE_SHIFT) +#define I40E_VFPE_IPCONFIG0_USEUPPERIDRANGE_SHIFT 17 +#define I40E_VFPE_IPCONFIG0_USEUPPERIDRANGE_MASK (0x1 << I40E_VFPE_IPCONFIG0_USEUPPERIDRANGE_SHIFT) +#define I40E_VFPE_MRTEIDXMASK(_VF) (0x00003000 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VFPE_MRTEIDXMASK_MAX_INDEX 127 +#define I40E_VFPE_MRTEIDXMASK_MRTEIDXMASKBITS_SHIFT 0 +#define I40E_VFPE_MRTEIDXMASK_MRTEIDXMASKBITS_MASK (0x1F << I40E_VFPE_MRTEIDXMASK_MRTEIDXMASKBITS_SHIFT) +#define I40E_VFPE_RCVUNEXPECTEDERROR(_VF) (0x00003400 + ((_VF) * 4)) +#define I40E_VFPE_RCVUNEXPECTEDERROR_MAX_INDEX 127 +#define I40E_VFPE_RCVUNEXPECTEDERROR_TCP_RX_UNEXP_ERR_SHIFT 0 +#define I40E_VFPE_RCVUNEXPECTEDERROR_TCP_RX_UNEXP_ERR_MASK (0xFFFFFF << I40E_VFPE_RCVUNEXPECTEDERROR_TCP_RX_UNEXP_ERR_SHIFT) +#define I40E_VFPE_TCPNOWTIMER(_VF) (0x00002C00 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VFPE_TCPNOWTIMER_MAX_INDEX 127 +#define I40E_VFPE_TCPNOWTIMER_TCP_NOW_SHIFT 0 +#define I40E_VFPE_TCPNOWTIMER_TCP_NOW_MASK (0xFFFFFFFF << I40E_VFPE_TCPNOWTIMER_TCP_NOW_SHIFT) +#define I40E_VFPE_WQEALLOC(_VF) (0x00138000 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VFPE_WQEALLOC_MAX_INDEX 127 +#define I40E_VFPE_WQEALLOC_PEQPID_SHIFT 0 +#define I40E_VFPE_WQEALLOC_PEQPID_MASK (0x3FFFF << I40E_VFPE_WQEALLOC_PEQPID_SHIFT) +#define I40E_VFPE_WQEALLOC_WQE_DESC_INDEX_SHIFT 20 +#define I40E_VFPE_WQEALLOC_WQE_DESC_INDEX_MASK (0xFFF << I40E_VFPE_WQEALLOC_WQE_DESC_INDEX_SHIFT) +#define I40E_GLPES_PFIP4RXDISCARD(_i) (0x00010600 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLPES_PFIP4RXDISCARD_MAX_INDEX 15 +#define I40E_GLPES_PFIP4RXDISCARD_IP4RXDISCARD_SHIFT 0 +#define I40E_GLPES_PFIP4RXDISCARD_IP4RXDISCARD_MASK (0xFFFFFFFF << I40E_GLPES_PFIP4RXDISCARD_IP4RXDISCARD_SHIFT) +#define I40E_GLPES_PFIP4RXFRAGSHI(_i) (0x00010804 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFIP4RXFRAGSHI_MAX_INDEX 15 +#define I40E_GLPES_PFIP4RXFRAGSHI_IP4RXFRAGSHI_SHIFT 0 +#define I40E_GLPES_PFIP4RXFRAGSHI_IP4RXFRAGSHI_MASK (0xFFFF << I40E_GLPES_PFIP4RXFRAGSHI_IP4RXFRAGSHI_SHIFT) +#define I40E_GLPES_PFIP4RXFRAGSLO(_i) (0x00010800 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFIP4RXFRAGSLO_MAX_INDEX 15 +#define I40E_GLPES_PFIP4RXFRAGSLO_IP4RXFRAGSLO_SHIFT 0 +#define I40E_GLPES_PFIP4RXFRAGSLO_IP4RXFRAGSLO_MASK (0xFFFFFFFF << I40E_GLPES_PFIP4RXFRAGSLO_IP4RXFRAGSLO_SHIFT) +#define I40E_GLPES_PFIP4RXMCOCTSHI(_i) (0x00010A04 + ((_i) * 8)) +#define I40E_GLPES_PFIP4RXMCOCTSHI_MAX_INDEX 15 +#define I40E_GLPES_PFIP4RXMCOCTSHI_IP4RXMCOCTSHI_SHIFT 0 +#define I40E_GLPES_PFIP4RXMCOCTSHI_IP4RXMCOCTSHI_MASK (0xFFFF << I40E_GLPES_PFIP4RXMCOCTSHI_IP4RXMCOCTSHI_SHIFT) +#define I40E_GLPES_PFIP4RXMCOCTSLO(_i) (0x00010A00 + ((_i) * 8)) +#define I40E_GLPES_PFIP4RXMCOCTSLO_MAX_INDEX 15 +#define I40E_GLPES_PFIP4RXMCOCTSLO_IP4RXMCOCTSLO_SHIFT 0 +#define I40E_GLPES_PFIP4RXMCOCTSLO_IP4RXMCOCTSLO_MASK (0xFFFFFFFF << I40E_GLPES_PFIP4RXMCOCTSLO_IP4RXMCOCTSLO_SHIFT) +#define I40E_GLPES_PFIP4RXMCPKTSHI(_i) (0x00010C04 + ((_i) * 8)) +#define I40E_GLPES_PFIP4RXMCPKTSHI_MAX_INDEX 15 +#define I40E_GLPES_PFIP4RXMCPKTSHI_IP4RXMCPKTSHI_SHIFT 0 +#define I40E_GLPES_PFIP4RXMCPKTSHI_IP4RXMCPKTSHI_MASK (0xFFFF << I40E_GLPES_PFIP4RXMCPKTSHI_IP4RXMCPKTSHI_SHIFT) +#define I40E_GLPES_PFIP4RXMCPKTSLO(_i) (0x00010C00 + ((_i) * 8)) +#define I40E_GLPES_PFIP4RXMCPKTSLO_MAX_INDEX 15 +#define I40E_GLPES_PFIP4RXMCPKTSLO_IP4RXMCPKTSLO_SHIFT 0 +#define I40E_GLPES_PFIP4RXMCPKTSLO_IP4RXMCPKTSLO_MASK (0xFFFFFFFF << I40E_GLPES_PFIP4RXMCPKTSLO_IP4RXMCPKTSLO_SHIFT) +#define I40E_GLPES_PFIP4RXOCTSHI(_i) (0x00010204 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFIP4RXOCTSHI_MAX_INDEX 15 +#define I40E_GLPES_PFIP4RXOCTSHI_IP4RXOCTSHI_SHIFT 0 +#define I40E_GLPES_PFIP4RXOCTSHI_IP4RXOCTSHI_MASK (0xFFFF << I40E_GLPES_PFIP4RXOCTSHI_IP4RXOCTSHI_SHIFT) +#define I40E_GLPES_PFIP4RXOCTSLO(_i) (0x00010200 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFIP4RXOCTSLO_MAX_INDEX 15 +#define I40E_GLPES_PFIP4RXOCTSLO_IP4RXOCTSLO_SHIFT 0 +#define I40E_GLPES_PFIP4RXOCTSLO_IP4RXOCTSLO_MASK (0xFFFFFFFF << I40E_GLPES_PFIP4RXOCTSLO_IP4RXOCTSLO_SHIFT) +#define I40E_GLPES_PFIP4RXPKTSHI(_i) (0x00010404 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFIP4RXPKTSHI_MAX_INDEX 15 +#define I40E_GLPES_PFIP4RXPKTSHI_IP4RXPKTSHI_SHIFT 0 +#define I40E_GLPES_PFIP4RXPKTSHI_IP4RXPKTSHI_MASK (0xFFFF << I40E_GLPES_PFIP4RXPKTSHI_IP4RXPKTSHI_SHIFT) +#define I40E_GLPES_PFIP4RXPKTSLO(_i) (0x00010400 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFIP4RXPKTSLO_MAX_INDEX 15 +#define I40E_GLPES_PFIP4RXPKTSLO_IP4RXPKTSLO_SHIFT 0 +#define I40E_GLPES_PFIP4RXPKTSLO_IP4RXPKTSLO_MASK (0xFFFFFFFF << I40E_GLPES_PFIP4RXPKTSLO_IP4RXPKTSLO_SHIFT) +#define I40E_GLPES_PFIP4RXTRUNC(_i) (0x00010700 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLPES_PFIP4RXTRUNC_MAX_INDEX 15 +#define I40E_GLPES_PFIP4RXTRUNC_IP4RXTRUNC_SHIFT 0 +#define I40E_GLPES_PFIP4RXTRUNC_IP4RXTRUNC_MASK (0xFFFFFFFF << I40E_GLPES_PFIP4RXTRUNC_IP4RXTRUNC_SHIFT) +#define I40E_GLPES_PFIP4TXFRAGSHI(_i) (0x00011E04 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFIP4TXFRAGSHI_MAX_INDEX 15 +#define I40E_GLPES_PFIP4TXFRAGSHI_IP4TXFRAGSHI_SHIFT 0 +#define I40E_GLPES_PFIP4TXFRAGSHI_IP4TXFRAGSHI_MASK (0xFFFF << I40E_GLPES_PFIP4TXFRAGSHI_IP4TXFRAGSHI_SHIFT) +#define I40E_GLPES_PFIP4TXFRAGSLO(_i) (0x00011E00 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFIP4TXFRAGSLO_MAX_INDEX 15 +#define I40E_GLPES_PFIP4TXFRAGSLO_IP4TXFRAGSLO_SHIFT 0 +#define I40E_GLPES_PFIP4TXFRAGSLO_IP4TXFRAGSLO_MASK (0xFFFFFFFF << I40E_GLPES_PFIP4TXFRAGSLO_IP4TXFRAGSLO_SHIFT) +#define I40E_GLPES_PFIP4TXMCOCTSHI(_i) (0x00012004 + ((_i) * 8)) +#define I40E_GLPES_PFIP4TXMCOCTSHI_MAX_INDEX 15 +#define I40E_GLPES_PFIP4TXMCOCTSHI_IP4TXMCOCTSHI_SHIFT 0 +#define I40E_GLPES_PFIP4TXMCOCTSHI_IP4TXMCOCTSHI_MASK (0xFFFF << I40E_GLPES_PFIP4TXMCOCTSHI_IP4TXMCOCTSHI_SHIFT) +#define I40E_GLPES_PFIP4TXMCOCTSLO(_i) (0x00012000 + ((_i) * 8)) +#define I40E_GLPES_PFIP4TXMCOCTSLO_MAX_INDEX 15 +#define I40E_GLPES_PFIP4TXMCOCTSLO_IP4TXMCOCTSLO_SHIFT 0 +#define I40E_GLPES_PFIP4TXMCOCTSLO_IP4TXMCOCTSLO_MASK (0xFFFFFFFF << I40E_GLPES_PFIP4TXMCOCTSLO_IP4TXMCOCTSLO_SHIFT) +#define I40E_GLPES_PFIP4TXMCPKTSHI(_i) (0x00012204 + ((_i) * 8)) +#define I40E_GLPES_PFIP4TXMCPKTSHI_MAX_INDEX 15 +#define I40E_GLPES_PFIP4TXMCPKTSHI_IP4TXMCPKTSHI_SHIFT 0 +#define I40E_GLPES_PFIP4TXMCPKTSHI_IP4TXMCPKTSHI_MASK (0xFFFF << I40E_GLPES_PFIP4TXMCPKTSHI_IP4TXMCPKTSHI_SHIFT) +#define I40E_GLPES_PFIP4TXMCPKTSLO(_i) (0x00012200 + ((_i) * 8)) +#define I40E_GLPES_PFIP4TXMCPKTSLO_MAX_INDEX 15 +#define I40E_GLPES_PFIP4TXMCPKTSLO_IP4TXMCPKTSLO_SHIFT 0 +#define I40E_GLPES_PFIP4TXMCPKTSLO_IP4TXMCPKTSLO_MASK (0xFFFFFFFF << I40E_GLPES_PFIP4TXMCPKTSLO_IP4TXMCPKTSLO_SHIFT) +#define I40E_GLPES_PFIP4TXNOROUTE(_i) (0x00012E00 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLPES_PFIP4TXNOROUTE_MAX_INDEX 15 +#define I40E_GLPES_PFIP4TXNOROUTE_IP4TXNOROUTE_SHIFT 0 +#define I40E_GLPES_PFIP4TXNOROUTE_IP4TXNOROUTE_MASK (0xFFFFFF << I40E_GLPES_PFIP4TXNOROUTE_IP4TXNOROUTE_SHIFT) +#define I40E_GLPES_PFIP4TXOCTSHI(_i) (0x00011A04 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFIP4TXOCTSHI_MAX_INDEX 15 +#define I40E_GLPES_PFIP4TXOCTSHI_IP4TXOCTSHI_SHIFT 0 +#define I40E_GLPES_PFIP4TXOCTSHI_IP4TXOCTSHI_MASK (0xFFFF << I40E_GLPES_PFIP4TXOCTSHI_IP4TXOCTSHI_SHIFT) +#define I40E_GLPES_PFIP4TXOCTSLO(_i) (0x00011A00 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFIP4TXOCTSLO_MAX_INDEX 15 +#define I40E_GLPES_PFIP4TXOCTSLO_IP4TXOCTSLO_SHIFT 0 +#define I40E_GLPES_PFIP4TXOCTSLO_IP4TXOCTSLO_MASK (0xFFFFFFFF << I40E_GLPES_PFIP4TXOCTSLO_IP4TXOCTSLO_SHIFT) +#define I40E_GLPES_PFIP4TXPKTSHI(_i) (0x00011C04 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFIP4TXPKTSHI_MAX_INDEX 15 +#define I40E_GLPES_PFIP4TXPKTSHI_IP4TXPKTSHI_SHIFT 0 +#define I40E_GLPES_PFIP4TXPKTSHI_IP4TXPKTSHI_MASK (0xFFFF << I40E_GLPES_PFIP4TXPKTSHI_IP4TXPKTSHI_SHIFT) +#define I40E_GLPES_PFIP4TXPKTSLO(_i) (0x00011C00 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFIP4TXPKTSLO_MAX_INDEX 15 +#define I40E_GLPES_PFIP4TXPKTSLO_IP4TXPKTSLO_SHIFT 0 +#define I40E_GLPES_PFIP4TXPKTSLO_IP4TXPKTSLO_MASK (0xFFFFFFFF << I40E_GLPES_PFIP4TXPKTSLO_IP4TXPKTSLO_SHIFT) +#define I40E_GLPES_PFIP6RXDISCARD(_i) (0x00011200 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLPES_PFIP6RXDISCARD_MAX_INDEX 15 +#define I40E_GLPES_PFIP6RXDISCARD_IP6RXDISCARD_SHIFT 0 +#define I40E_GLPES_PFIP6RXDISCARD_IP6RXDISCARD_MASK (0xFFFFFFFF << I40E_GLPES_PFIP6RXDISCARD_IP6RXDISCARD_SHIFT) +#define I40E_GLPES_PFIP6RXFRAGSHI(_i) (0x00011404 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFIP6RXFRAGSHI_MAX_INDEX 15 +#define I40E_GLPES_PFIP6RXFRAGSHI_IP6RXFRAGSHI_SHIFT 0 +#define I40E_GLPES_PFIP6RXFRAGSHI_IP6RXFRAGSHI_MASK (0xFFFF << I40E_GLPES_PFIP6RXFRAGSHI_IP6RXFRAGSHI_SHIFT) +#define I40E_GLPES_PFIP6RXFRAGSLO(_i) (0x00011400 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFIP6RXFRAGSLO_MAX_INDEX 15 +#define I40E_GLPES_PFIP6RXFRAGSLO_IP6RXFRAGSLO_SHIFT 0 +#define I40E_GLPES_PFIP6RXFRAGSLO_IP6RXFRAGSLO_MASK (0xFFFFFFFF << I40E_GLPES_PFIP6RXFRAGSLO_IP6RXFRAGSLO_SHIFT) +#define I40E_GLPES_PFIP6RXMCOCTSHI(_i) (0x00011604 + ((_i) * 8)) +#define I40E_GLPES_PFIP6RXMCOCTSHI_MAX_INDEX 15 +#define I40E_GLPES_PFIP6RXMCOCTSHI_IP6RXMCOCTSHI_SHIFT 0 +#define I40E_GLPES_PFIP6RXMCOCTSHI_IP6RXMCOCTSHI_MASK (0xFFFF << I40E_GLPES_PFIP6RXMCOCTSHI_IP6RXMCOCTSHI_SHIFT) +#define I40E_GLPES_PFIP6RXMCOCTSLO(_i) (0x00011600 + ((_i) * 8)) +#define I40E_GLPES_PFIP6RXMCOCTSLO_MAX_INDEX 15 +#define I40E_GLPES_PFIP6RXMCOCTSLO_IP6RXMCOCTSLO_SHIFT 0 +#define I40E_GLPES_PFIP6RXMCOCTSLO_IP6RXMCOCTSLO_MASK (0xFFFFFFFF << I40E_GLPES_PFIP6RXMCOCTSLO_IP6RXMCOCTSLO_SHIFT) +#define I40E_GLPES_PFIP6RXMCPKTSHI(_i) (0x00011804 + ((_i) * 8)) +#define I40E_GLPES_PFIP6RXMCPKTSHI_MAX_INDEX 15 +#define I40E_GLPES_PFIP6RXMCPKTSHI_IP6RXMCPKTSHI_SHIFT 0 +#define I40E_GLPES_PFIP6RXMCPKTSHI_IP6RXMCPKTSHI_MASK (0xFFFF << I40E_GLPES_PFIP6RXMCPKTSHI_IP6RXMCPKTSHI_SHIFT) +#define I40E_GLPES_PFIP6RXMCPKTSLO(_i) (0x00011800 + ((_i) * 8)) +#define I40E_GLPES_PFIP6RXMCPKTSLO_MAX_INDEX 15 +#define I40E_GLPES_PFIP6RXMCPKTSLO_IP6RXMCPKTSLO_SHIFT 0 +#define I40E_GLPES_PFIP6RXMCPKTSLO_IP6RXMCPKTSLO_MASK (0xFFFFFFFF << I40E_GLPES_PFIP6RXMCPKTSLO_IP6RXMCPKTSLO_SHIFT) +#define I40E_GLPES_PFIP6RXOCTSHI(_i) (0x00010E04 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFIP6RXOCTSHI_MAX_INDEX 15 +#define I40E_GLPES_PFIP6RXOCTSHI_IP6RXOCTSHI_SHIFT 0 +#define I40E_GLPES_PFIP6RXOCTSHI_IP6RXOCTSHI_MASK (0xFFFF << I40E_GLPES_PFIP6RXOCTSHI_IP6RXOCTSHI_SHIFT) +#define I40E_GLPES_PFIP6RXOCTSLO(_i) (0x00010E00 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFIP6RXOCTSLO_MAX_INDEX 15 +#define I40E_GLPES_PFIP6RXOCTSLO_IP6RXOCTSLO_SHIFT 0 +#define I40E_GLPES_PFIP6RXOCTSLO_IP6RXOCTSLO_MASK (0xFFFFFFFF << I40E_GLPES_PFIP6RXOCTSLO_IP6RXOCTSLO_SHIFT) +#define I40E_GLPES_PFIP6RXPKTSHI(_i) (0x00011004 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFIP6RXPKTSHI_MAX_INDEX 15 +#define I40E_GLPES_PFIP6RXPKTSHI_IP6RXPKTSHI_SHIFT 0 +#define I40E_GLPES_PFIP6RXPKTSHI_IP6RXPKTSHI_MASK (0xFFFF << I40E_GLPES_PFIP6RXPKTSHI_IP6RXPKTSHI_SHIFT) +#define I40E_GLPES_PFIP6RXPKTSLO(_i) (0x00011000 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFIP6RXPKTSLO_MAX_INDEX 15 +#define I40E_GLPES_PFIP6RXPKTSLO_IP6RXPKTSLO_SHIFT 0 +#define I40E_GLPES_PFIP6RXPKTSLO_IP6RXPKTSLO_MASK (0xFFFFFFFF << I40E_GLPES_PFIP6RXPKTSLO_IP6RXPKTSLO_SHIFT) +#define I40E_GLPES_PFIP6RXTRUNC(_i) (0x00011300 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLPES_PFIP6RXTRUNC_MAX_INDEX 15 +#define I40E_GLPES_PFIP6RXTRUNC_IP6RXTRUNC_SHIFT 0 +#define I40E_GLPES_PFIP6RXTRUNC_IP6RXTRUNC_MASK (0xFFFFFFFF << I40E_GLPES_PFIP6RXTRUNC_IP6RXTRUNC_SHIFT) +#define I40E_GLPES_PFIP6TXFRAGSHI(_i) (0x00012804 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFIP6TXFRAGSHI_MAX_INDEX 15 +#define I40E_GLPES_PFIP6TXFRAGSHI_IP6TXFRAGSHI_SHIFT 0 +#define I40E_GLPES_PFIP6TXFRAGSHI_IP6TXFRAGSHI_MASK (0xFFFF << I40E_GLPES_PFIP6TXFRAGSHI_IP6TXFRAGSHI_SHIFT) +#define I40E_GLPES_PFIP6TXFRAGSLO(_i) (0x00012800 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFIP6TXFRAGSLO_MAX_INDEX 15 +#define I40E_GLPES_PFIP6TXFRAGSLO_IP6TXFRAGSLO_SHIFT 0 +#define I40E_GLPES_PFIP6TXFRAGSLO_IP6TXFRAGSLO_MASK (0xFFFFFFFF << I40E_GLPES_PFIP6TXFRAGSLO_IP6TXFRAGSLO_SHIFT) +#define I40E_GLPES_PFIP6TXMCOCTSHI(_i) (0x00012A04 + ((_i) * 8)) +#define I40E_GLPES_PFIP6TXMCOCTSHI_MAX_INDEX 15 +#define I40E_GLPES_PFIP6TXMCOCTSHI_IP6TXMCOCTSHI_SHIFT 0 +#define I40E_GLPES_PFIP6TXMCOCTSHI_IP6TXMCOCTSHI_MASK (0xFFFF << I40E_GLPES_PFIP6TXMCOCTSHI_IP6TXMCOCTSHI_SHIFT) +#define I40E_GLPES_PFIP6TXMCOCTSLO(_i) (0x00012A00 + ((_i) * 8)) +#define I40E_GLPES_PFIP6TXMCOCTSLO_MAX_INDEX 15 +#define I40E_GLPES_PFIP6TXMCOCTSLO_IP6TXMCOCTSLO_SHIFT 0 +#define I40E_GLPES_PFIP6TXMCOCTSLO_IP6TXMCOCTSLO_MASK (0xFFFFFFFF << I40E_GLPES_PFIP6TXMCOCTSLO_IP6TXMCOCTSLO_SHIFT) +#define I40E_GLPES_PFIP6TXMCPKTSHI(_i) (0x00012C04 + ((_i) * 8)) +#define I40E_GLPES_PFIP6TXMCPKTSHI_MAX_INDEX 15 +#define I40E_GLPES_PFIP6TXMCPKTSHI_IP6TXMCPKTSHI_SHIFT 0 +#define I40E_GLPES_PFIP6TXMCPKTSHI_IP6TXMCPKTSHI_MASK (0xFFFF << I40E_GLPES_PFIP6TXMCPKTSHI_IP6TXMCPKTSHI_SHIFT) +#define I40E_GLPES_PFIP6TXMCPKTSLO(_i) (0x00012C00 + ((_i) * 8)) +#define I40E_GLPES_PFIP6TXMCPKTSLO_MAX_INDEX 15 +#define I40E_GLPES_PFIP6TXMCPKTSLO_IP6TXMCPKTSLO_SHIFT 0 +#define I40E_GLPES_PFIP6TXMCPKTSLO_IP6TXMCPKTSLO_MASK (0xFFFFFFFF << I40E_GLPES_PFIP6TXMCPKTSLO_IP6TXMCPKTSLO_SHIFT) +#define I40E_GLPES_PFIP6TXNOROUTE(_i) (0x00012F00 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLPES_PFIP6TXNOROUTE_MAX_INDEX 15 +#define I40E_GLPES_PFIP6TXNOROUTE_IP6TXNOROUTE_SHIFT 0 +#define I40E_GLPES_PFIP6TXNOROUTE_IP6TXNOROUTE_MASK (0xFFFFFF << I40E_GLPES_PFIP6TXNOROUTE_IP6TXNOROUTE_SHIFT) +#define I40E_GLPES_PFIP6TXOCTSHI(_i) (0x00012404 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFIP6TXOCTSHI_MAX_INDEX 15 +#define I40E_GLPES_PFIP6TXOCTSHI_IP6TXOCTSHI_SHIFT 0 +#define I40E_GLPES_PFIP6TXOCTSHI_IP6TXOCTSHI_MASK (0xFFFF << I40E_GLPES_PFIP6TXOCTSHI_IP6TXOCTSHI_SHIFT) +#define I40E_GLPES_PFIP6TXOCTSLO(_i) (0x00012400 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFIP6TXOCTSLO_MAX_INDEX 15 +#define I40E_GLPES_PFIP6TXOCTSLO_IP6TXOCTSLO_SHIFT 0 +#define I40E_GLPES_PFIP6TXOCTSLO_IP6TXOCTSLO_MASK (0xFFFFFFFF << I40E_GLPES_PFIP6TXOCTSLO_IP6TXOCTSLO_SHIFT) +#define I40E_GLPES_PFIP6TXPKTSHI(_i) (0x00012604 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFIP6TXPKTSHI_MAX_INDEX 15 +#define I40E_GLPES_PFIP6TXPKTSHI_IP6TXPKTSHI_SHIFT 0 +#define I40E_GLPES_PFIP6TXPKTSHI_IP6TXPKTSHI_MASK (0xFFFF << I40E_GLPES_PFIP6TXPKTSHI_IP6TXPKTSHI_SHIFT) +#define I40E_GLPES_PFIP6TXPKTSLO(_i) (0x00012600 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFIP6TXPKTSLO_MAX_INDEX 15 +#define I40E_GLPES_PFIP6TXPKTSLO_IP6TXPKTSLO_SHIFT 0 +#define I40E_GLPES_PFIP6TXPKTSLO_IP6TXPKTSLO_MASK (0xFFFFFFFF << I40E_GLPES_PFIP6TXPKTSLO_IP6TXPKTSLO_SHIFT) +#define I40E_GLPES_PFRDMARXRDSHI(_i) (0x00013E04 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFRDMARXRDSHI_MAX_INDEX 15 +#define I40E_GLPES_PFRDMARXRDSHI_RDMARXRDSHI_SHIFT 0 +#define I40E_GLPES_PFRDMARXRDSHI_RDMARXRDSHI_MASK (0xFFFF << I40E_GLPES_PFRDMARXRDSHI_RDMARXRDSHI_SHIFT) +#define I40E_GLPES_PFRDMARXRDSLO(_i) (0x00013E00 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFRDMARXRDSLO_MAX_INDEX 15 +#define I40E_GLPES_PFRDMARXRDSLO_RDMARXRDSLO_SHIFT 0 +#define I40E_GLPES_PFRDMARXRDSLO_RDMARXRDSLO_MASK (0xFFFFFFFF << I40E_GLPES_PFRDMARXRDSLO_RDMARXRDSLO_SHIFT) +#define I40E_GLPES_PFRDMARXSNDSHI(_i) (0x00014004 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFRDMARXSNDSHI_MAX_INDEX 15 +#define I40E_GLPES_PFRDMARXSNDSHI_RDMARXSNDSHI_SHIFT 0 +#define I40E_GLPES_PFRDMARXSNDSHI_RDMARXSNDSHI_MASK (0xFFFF << I40E_GLPES_PFRDMARXSNDSHI_RDMARXSNDSHI_SHIFT) +#define I40E_GLPES_PFRDMARXSNDSLO(_i) (0x00014000 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFRDMARXSNDSLO_MAX_INDEX 15 +#define I40E_GLPES_PFRDMARXSNDSLO_RDMARXSNDSLO_SHIFT 0 +#define I40E_GLPES_PFRDMARXSNDSLO_RDMARXSNDSLO_MASK (0xFFFFFFFF << I40E_GLPES_PFRDMARXSNDSLO_RDMARXSNDSLO_SHIFT) +#define I40E_GLPES_PFRDMARXWRSHI(_i) (0x00013C04 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFRDMARXWRSHI_MAX_INDEX 15 +#define I40E_GLPES_PFRDMARXWRSHI_RDMARXWRSHI_SHIFT 0 +#define I40E_GLPES_PFRDMARXWRSHI_RDMARXWRSHI_MASK (0xFFFF << I40E_GLPES_PFRDMARXWRSHI_RDMARXWRSHI_SHIFT) +#define I40E_GLPES_PFRDMARXWRSLO(_i) (0x00013C00 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFRDMARXWRSLO_MAX_INDEX 15 +#define I40E_GLPES_PFRDMARXWRSLO_RDMARXWRSLO_SHIFT 0 +#define I40E_GLPES_PFRDMARXWRSLO_RDMARXWRSLO_MASK (0xFFFFFFFF << I40E_GLPES_PFRDMARXWRSLO_RDMARXWRSLO_SHIFT) +#define I40E_GLPES_PFRDMATXRDSHI(_i) (0x00014404 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFRDMATXRDSHI_MAX_INDEX 15 +#define I40E_GLPES_PFRDMATXRDSHI_RDMARXRDSHI_SHIFT 0 +#define I40E_GLPES_PFRDMATXRDSHI_RDMARXRDSHI_MASK (0xFFFF << I40E_GLPES_PFRDMATXRDSHI_RDMARXRDSHI_SHIFT) +#define I40E_GLPES_PFRDMATXRDSLO(_i) (0x00014400 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFRDMATXRDSLO_MAX_INDEX 15 +#define I40E_GLPES_PFRDMATXRDSLO_RDMARXRDSLO_SHIFT 0 +#define I40E_GLPES_PFRDMATXRDSLO_RDMARXRDSLO_MASK (0xFFFFFFFF << I40E_GLPES_PFRDMATXRDSLO_RDMARXRDSLO_SHIFT) +#define I40E_GLPES_PFRDMATXSNDSHI(_i) (0x00014604 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFRDMATXSNDSHI_MAX_INDEX 15 +#define I40E_GLPES_PFRDMATXSNDSHI_RDMARXSNDSHI_SHIFT 0 +#define I40E_GLPES_PFRDMATXSNDSHI_RDMARXSNDSHI_MASK (0xFFFF << I40E_GLPES_PFRDMATXSNDSHI_RDMARXSNDSHI_SHIFT) +#define I40E_GLPES_PFRDMATXSNDSLO(_i) (0x00014600 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFRDMATXSNDSLO_MAX_INDEX 15 +#define I40E_GLPES_PFRDMATXSNDSLO_RDMARXSNDSLO_SHIFT 0 +#define I40E_GLPES_PFRDMATXSNDSLO_RDMARXSNDSLO_MASK (0xFFFFFFFF << I40E_GLPES_PFRDMATXSNDSLO_RDMARXSNDSLO_SHIFT) +#define I40E_GLPES_PFRDMATXWRSHI(_i) (0x00014204 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFRDMATXWRSHI_MAX_INDEX 15 +#define I40E_GLPES_PFRDMATXWRSHI_RDMARXWRSHI_SHIFT 0 +#define I40E_GLPES_PFRDMATXWRSHI_RDMARXWRSHI_MASK (0xFFFF << I40E_GLPES_PFRDMATXWRSHI_RDMARXWRSHI_SHIFT) +#define I40E_GLPES_PFRDMATXWRSLO(_i) (0x00014200 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFRDMATXWRSLO_MAX_INDEX 15 +#define I40E_GLPES_PFRDMATXWRSLO_RDMARXWRSLO_SHIFT 0 +#define I40E_GLPES_PFRDMATXWRSLO_RDMARXWRSLO_MASK (0xFFFFFFFF << I40E_GLPES_PFRDMATXWRSLO_RDMARXWRSLO_SHIFT) +#define I40E_GLPES_PFRDMAVBNDHI(_i) (0x00014804 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFRDMAVBNDHI_MAX_INDEX 15 +#define I40E_GLPES_PFRDMAVBNDHI_RDMAVBNDHI_SHIFT 0 +#define I40E_GLPES_PFRDMAVBNDHI_RDMAVBNDHI_MASK (0xFFFFFFFF << I40E_GLPES_PFRDMAVBNDHI_RDMAVBNDHI_SHIFT) +#define I40E_GLPES_PFRDMAVBNDLO(_i) (0x00014800 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFRDMAVBNDLO_MAX_INDEX 15 +#define I40E_GLPES_PFRDMAVBNDLO_RDMAVBNDLO_SHIFT 0 +#define I40E_GLPES_PFRDMAVBNDLO_RDMAVBNDLO_MASK (0xFFFFFFFF << I40E_GLPES_PFRDMAVBNDLO_RDMAVBNDLO_SHIFT) +#define I40E_GLPES_PFRDMAVINVHI(_i) (0x00014A04 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFRDMAVINVHI_MAX_INDEX 15 +#define I40E_GLPES_PFRDMAVINVHI_RDMAVINVHI_SHIFT 0 +#define I40E_GLPES_PFRDMAVINVHI_RDMAVINVHI_MASK (0xFFFFFFFF << I40E_GLPES_PFRDMAVINVHI_RDMAVINVHI_SHIFT) +#define I40E_GLPES_PFRDMAVINVLO(_i) (0x00014A00 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFRDMAVINVLO_MAX_INDEX 15 +#define I40E_GLPES_PFRDMAVINVLO_RDMAVINVLO_SHIFT 0 +#define I40E_GLPES_PFRDMAVINVLO_RDMAVINVLO_MASK (0xFFFFFFFF << I40E_GLPES_PFRDMAVINVLO_RDMAVINVLO_SHIFT) +#define I40E_GLPES_PFRXVLANERR(_i) (0x00010000 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLPES_PFRXVLANERR_MAX_INDEX 15 +#define I40E_GLPES_PFRXVLANERR_RXVLANERR_SHIFT 0 +#define I40E_GLPES_PFRXVLANERR_RXVLANERR_MASK (0xFFFFFF << I40E_GLPES_PFRXVLANERR_RXVLANERR_SHIFT) +#define I40E_GLPES_PFTCPRTXSEG(_i) (0x00013600 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLPES_PFTCPRTXSEG_MAX_INDEX 15 +#define I40E_GLPES_PFTCPRTXSEG_TCPRTXSEG_SHIFT 0 +#define I40E_GLPES_PFTCPRTXSEG_TCPRTXSEG_MASK (0xFFFFFFFF << I40E_GLPES_PFTCPRTXSEG_TCPRTXSEG_SHIFT) +#define I40E_GLPES_PFTCPRXOPTERR(_i) (0x00013200 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_GLPES_PFTCPRXOPTERR_MAX_INDEX 15 +#define I40E_GLPES_PFTCPRXOPTERR_TCPRXOPTERR_SHIFT 0 +#define I40E_GLPES_PFTCPRXOPTERR_TCPRXOPTERR_MASK (0xFFFFFF << I40E_GLPES_PFTCPRXOPTERR_TCPRXOPTERR_SHIFT) +#define I40E_GLPES_PFTCPRXPROTOERR(_i) (0x00013300 + ((_i) * 4)) +#define I40E_GLPES_PFTCPRXPROTOERR_MAX_INDEX 15 +#define I40E_GLPES_PFTCPRXPROTOERR_TCPRXPROTOERR_SHIFT 0 +#define I40E_GLPES_PFTCPRXPROTOERR_TCPRXPROTOERR_MASK (0xFFFFFF << I40E_GLPES_PFTCPRXPROTOERR_TCPRXPROTOERR_SHIFT) +#define I40E_GLPES_PFTCPRXSEGSHI(_i) (0x00013004 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFTCPRXSEGSHI_MAX_INDEX 15 +#define I40E_GLPES_PFTCPRXSEGSHI_TCPRXSEGSHI_SHIFT 0 +#define I40E_GLPES_PFTCPRXSEGSHI_TCPRXSEGSHI_MASK (0xFFFF << I40E_GLPES_PFTCPRXSEGSHI_TCPRXSEGSHI_SHIFT) +#define I40E_GLPES_PFTCPRXSEGSLO(_i) (0x00013000 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFTCPRXSEGSLO_MAX_INDEX 15 +#define I40E_GLPES_PFTCPRXSEGSLO_TCPRXSEGSLO_SHIFT 0 +#define I40E_GLPES_PFTCPRXSEGSLO_TCPRXSEGSLO_MASK (0xFFFFFFFF << I40E_GLPES_PFTCPRXSEGSLO_TCPRXSEGSLO_SHIFT) +#define I40E_GLPES_PFTCPTXSEGHI(_i) (0x00013404 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFTCPTXSEGHI_MAX_INDEX 15 +#define I40E_GLPES_PFTCPTXSEGHI_TCPTXSEGHI_SHIFT 0 +#define I40E_GLPES_PFTCPTXSEGHI_TCPTXSEGHI_MASK (0xFFFF << I40E_GLPES_PFTCPTXSEGHI_TCPTXSEGHI_SHIFT) +#define I40E_GLPES_PFTCPTXSEGLO(_i) (0x00013400 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFTCPTXSEGLO_MAX_INDEX 15 +#define I40E_GLPES_PFTCPTXSEGLO_TCPTXSEGLO_SHIFT 0 +#define I40E_GLPES_PFTCPTXSEGLO_TCPTXSEGLO_MASK (0xFFFFFFFF << I40E_GLPES_PFTCPTXSEGLO_TCPTXSEGLO_SHIFT) +#define I40E_GLPES_PFUDPRXPKTSHI(_i) (0x00013804 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFUDPRXPKTSHI_MAX_INDEX 15 +#define I40E_GLPES_PFUDPRXPKTSHI_UDPRXPKTSHI_SHIFT 0 +#define I40E_GLPES_PFUDPRXPKTSHI_UDPRXPKTSHI_MASK (0xFFFF << I40E_GLPES_PFUDPRXPKTSHI_UDPRXPKTSHI_SHIFT) +#define I40E_GLPES_PFUDPRXPKTSLO(_i) (0x00013800 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFUDPRXPKTSLO_MAX_INDEX 15 +#define I40E_GLPES_PFUDPRXPKTSLO_UDPRXPKTSLO_SHIFT 0 +#define I40E_GLPES_PFUDPRXPKTSLO_UDPRXPKTSLO_MASK (0xFFFFFFFF << I40E_GLPES_PFUDPRXPKTSLO_UDPRXPKTSLO_SHIFT) +#define I40E_GLPES_PFUDPTXPKTSHI(_i) (0x00013A04 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFUDPTXPKTSHI_MAX_INDEX 15 +#define I40E_GLPES_PFUDPTXPKTSHI_UDPTXPKTSHI_SHIFT 0 +#define I40E_GLPES_PFUDPTXPKTSHI_UDPTXPKTSHI_MASK (0xFFFF << I40E_GLPES_PFUDPTXPKTSHI_UDPTXPKTSHI_SHIFT) +#define I40E_GLPES_PFUDPTXPKTSLO(_i) (0x00013A00 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLPES_PFUDPTXPKTSLO_MAX_INDEX 15 +#define I40E_GLPES_PFUDPTXPKTSLO_UDPTXPKTSLO_SHIFT 0 +#define I40E_GLPES_PFUDPTXPKTSLO_UDPTXPKTSLO_MASK (0xFFFFFFFF << I40E_GLPES_PFUDPTXPKTSLO_UDPTXPKTSLO_SHIFT) +#define I40E_GLPES_RDMARXMULTFPDUSHI 0x0001E014 +#define I40E_GLPES_RDMARXMULTFPDUSHI_RDMARXMULTFPDUSHI_SHIFT 0 +#define I40E_GLPES_RDMARXMULTFPDUSHI_RDMARXMULTFPDUSHI_MASK (0xFFFFFF << I40E_GLPES_RDMARXMULTFPDUSHI_RDMARXMULTFPDUSHI_SHIFT) +#define I40E_GLPES_RDMARXMULTFPDUSLO 0x0001E010 +#define I40E_GLPES_RDMARXMULTFPDUSLO_RDMARXMULTFPDUSLO_SHIFT 0 +#define I40E_GLPES_RDMARXMULTFPDUSLO_RDMARXMULTFPDUSLO_MASK (0xFFFFFFFF << I40E_GLPES_RDMARXMULTFPDUSLO_RDMARXMULTFPDUSLO_SHIFT) +#define I40E_GLPES_RDMARXOOODDPHI 0x0001E01C +#define I40E_GLPES_RDMARXOOODDPHI_RDMARXOOODDPHI_SHIFT 0 +#define I40E_GLPES_RDMARXOOODDPHI_RDMARXOOODDPHI_MASK (0xFFFFFF << I40E_GLPES_RDMARXOOODDPHI_RDMARXOOODDPHI_SHIFT) +#define I40E_GLPES_RDMARXOOODDPLO 0x0001E018 +#define I40E_GLPES_RDMARXOOODDPLO_RDMARXOOODDPLO_SHIFT 0 +#define I40E_GLPES_RDMARXOOODDPLO_RDMARXOOODDPLO_MASK (0xFFFFFFFF << I40E_GLPES_RDMARXOOODDPLO_RDMARXOOODDPLO_SHIFT) +#define I40E_GLPES_RDMARXOOONOMARK 0x0001E004 +#define I40E_GLPES_RDMARXOOONOMARK_RDMAOOONOMARK_SHIFT 0 +#define I40E_GLPES_RDMARXOOONOMARK_RDMAOOONOMARK_MASK (0xFFFFFFFF << I40E_GLPES_RDMARXOOONOMARK_RDMAOOONOMARK_SHIFT) +#define I40E_GLPES_RDMARXUNALIGN 0x0001E000 +#define I40E_GLPES_RDMARXUNALIGN_RDMRXAUNALIGN_SHIFT 0 +#define I40E_GLPES_RDMARXUNALIGN_RDMRXAUNALIGN_MASK (0xFFFFFFFF << I40E_GLPES_RDMARXUNALIGN_RDMRXAUNALIGN_SHIFT) +#define I40E_GLPES_TCPRXFOURHOLEHI 0x0001E044 +#define I40E_GLPES_TCPRXFOURHOLEHI_TCPRXFOURHOLEHI_SHIFT 0 +#define I40E_GLPES_TCPRXFOURHOLEHI_TCPRXFOURHOLEHI_MASK (0xFFFFFF << I40E_GLPES_TCPRXFOURHOLEHI_TCPRXFOURHOLEHI_SHIFT) +#define I40E_GLPES_TCPRXFOURHOLELO 0x0001E040 +#define I40E_GLPES_TCPRXFOURHOLELO_TCPRXFOURHOLELO_SHIFT 0 +#define I40E_GLPES_TCPRXFOURHOLELO_TCPRXFOURHOLELO_MASK (0xFFFFFFFF << I40E_GLPES_TCPRXFOURHOLELO_TCPRXFOURHOLELO_SHIFT) +#define I40E_GLPES_TCPRXONEHOLEHI 0x0001E02C +#define I40E_GLPES_TCPRXONEHOLEHI_TCPRXONEHOLEHI_SHIFT 0 +#define I40E_GLPES_TCPRXONEHOLEHI_TCPRXONEHOLEHI_MASK (0xFFFFFF << I40E_GLPES_TCPRXONEHOLEHI_TCPRXONEHOLEHI_SHIFT) +#define I40E_GLPES_TCPRXONEHOLELO 0x0001E028 +#define I40E_GLPES_TCPRXONEHOLELO_TCPRXONEHOLELO_SHIFT 0 +#define I40E_GLPES_TCPRXONEHOLELO_TCPRXONEHOLELO_MASK (0xFFFFFFFF << I40E_GLPES_TCPRXONEHOLELO_TCPRXONEHOLELO_SHIFT) +#define I40E_GLPES_TCPRXPUREACKHI 0x0001E024 +#define I40E_GLPES_TCPRXPUREACKHI_TCPRXPUREACKSHI_SHIFT 0 +#define I40E_GLPES_TCPRXPUREACKHI_TCPRXPUREACKSHI_MASK (0xFFFFFF << I40E_GLPES_TCPRXPUREACKHI_TCPRXPUREACKSHI_SHIFT) +#define I40E_GLPES_TCPRXPUREACKSLO 0x0001E020 +#define I40E_GLPES_TCPRXPUREACKSLO_TCPRXPUREACKLO_SHIFT 0 +#define I40E_GLPES_TCPRXPUREACKSLO_TCPRXPUREACKLO_MASK (0xFFFFFFFF << I40E_GLPES_TCPRXPUREACKSLO_TCPRXPUREACKLO_SHIFT) +#define I40E_GLPES_TCPRXTHREEHOLEHI 0x0001E03C +#define I40E_GLPES_TCPRXTHREEHOLEHI_TCPRXTHREEHOLEHI_SHIFT 0 +#define I40E_GLPES_TCPRXTHREEHOLEHI_TCPRXTHREEHOLEHI_MASK (0xFFFFFF << I40E_GLPES_TCPRXTHREEHOLEHI_TCPRXTHREEHOLEHI_SHIFT) +#define I40E_GLPES_TCPRXTHREEHOLELO 0x0001E038 +#define I40E_GLPES_TCPRXTHREEHOLELO_TCPRXTHREEHOLELO_SHIFT 0 +#define I40E_GLPES_TCPRXTHREEHOLELO_TCPRXTHREEHOLELO_MASK (0xFFFFFFFF << I40E_GLPES_TCPRXTHREEHOLELO_TCPRXTHREEHOLELO_SHIFT) +#define I40E_GLPES_TCPRXTWOHOLEHI 0x0001E034 +#define I40E_GLPES_TCPRXTWOHOLEHI_TCPRXTWOHOLEHI_SHIFT 0 +#define I40E_GLPES_TCPRXTWOHOLEHI_TCPRXTWOHOLEHI_MASK (0xFFFFFF << I40E_GLPES_TCPRXTWOHOLEHI_TCPRXTWOHOLEHI_SHIFT) +#define I40E_GLPES_TCPRXTWOHOLELO 0x0001E030 +#define I40E_GLPES_TCPRXTWOHOLELO_TCPRXTWOHOLELO_SHIFT 0 +#define I40E_GLPES_TCPRXTWOHOLELO_TCPRXTWOHOLELO_MASK (0xFFFFFFFF << I40E_GLPES_TCPRXTWOHOLELO_TCPRXTWOHOLELO_SHIFT) +#define I40E_GLPES_TCPRXUNEXPERR 0x0001E008 +#define I40E_GLPES_TCPRXUNEXPERR_TCPRXUNEXPERR_SHIFT 0 +#define I40E_GLPES_TCPRXUNEXPERR_TCPRXUNEXPERR_MASK (0xFFFFFF << I40E_GLPES_TCPRXUNEXPERR_TCPRXUNEXPERR_SHIFT) +#define I40E_GLPES_TCPTXRETRANSFASTHI 0x0001E04C +#define I40E_GLPES_TCPTXRETRANSFASTHI_TCPTXRETRANSFASTHI_SHIFT 0 +#define I40E_GLPES_TCPTXRETRANSFASTHI_TCPTXRETRANSFASTHI_MASK (0xFFFFFF << I40E_GLPES_TCPTXRETRANSFASTHI_TCPTXRETRANSFASTHI_SHIFT) +#define I40E_GLPES_TCPTXRETRANSFASTLO 0x0001E048 +#define I40E_GLPES_TCPTXRETRANSFASTLO_TCPTXRETRANSFASTLO_SHIFT 0 +#define I40E_GLPES_TCPTXRETRANSFASTLO_TCPTXRETRANSFASTLO_MASK (0xFFFFFFFF << I40E_GLPES_TCPTXRETRANSFASTLO_TCPTXRETRANSFASTLO_SHIFT) +#define I40E_GLPES_TCPTXTOUTSFASTHI 0x0001E054 +#define I40E_GLPES_TCPTXTOUTSFASTHI_TCPTXTOUTSFASTHI_SHIFT 0 +#define I40E_GLPES_TCPTXTOUTSFASTHI_TCPTXTOUTSFASTHI_MASK (0xFFFFFF << I40E_GLPES_TCPTXTOUTSFASTHI_TCPTXTOUTSFASTHI_SHIFT) +#define I40E_GLPES_TCPTXTOUTSFASTLO 0x0001E050 +#define I40E_GLPES_TCPTXTOUTSFASTLO_TCPTXTOUTSFASTLO_SHIFT 0 +#define I40E_GLPES_TCPTXTOUTSFASTLO_TCPTXTOUTSFASTLO_MASK (0xFFFFFFFF << I40E_GLPES_TCPTXTOUTSFASTLO_TCPTXTOUTSFASTLO_SHIFT) +#define I40E_GLPES_TCPTXTOUTSHI 0x0001E05C +#define I40E_GLPES_TCPTXTOUTSHI_TCPTXTOUTSHI_SHIFT 0 +#define I40E_GLPES_TCPTXTOUTSHI_TCPTXTOUTSHI_MASK (0xFFFFFF << I40E_GLPES_TCPTXTOUTSHI_TCPTXTOUTSHI_SHIFT) +#define I40E_GLPES_TCPTXTOUTSLO 0x0001E058 +#define I40E_GLPES_TCPTXTOUTSLO_TCPTXTOUTSLO_SHIFT 0 +#define I40E_GLPES_TCPTXTOUTSLO_TCPTXTOUTSLO_MASK (0xFFFFFFFF << I40E_GLPES_TCPTXTOUTSLO_TCPTXTOUTSLO_SHIFT) +#define I40E_GLPES_VFIP4RXDISCARD(_i) (0x00018600 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFIP4RXDISCARD_MAX_INDEX 31 +#define I40E_GLPES_VFIP4RXDISCARD_IP4RXDISCARD_SHIFT 0 +#define I40E_GLPES_VFIP4RXDISCARD_IP4RXDISCARD_MASK (0xFFFFFFFF << I40E_GLPES_VFIP4RXDISCARD_IP4RXDISCARD_SHIFT) +#define I40E_GLPES_VFIP4RXFRAGSHI(_i) (0x00018804 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFIP4RXFRAGSHI_MAX_INDEX 31 +#define I40E_GLPES_VFIP4RXFRAGSHI_IP4RXFRAGSHI_SHIFT 0 +#define I40E_GLPES_VFIP4RXFRAGSHI_IP4RXFRAGSHI_MASK (0xFFFF << I40E_GLPES_VFIP4RXFRAGSHI_IP4RXFRAGSHI_SHIFT) +#define I40E_GLPES_VFIP4RXFRAGSLO(_i) (0x00018800 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFIP4RXFRAGSLO_MAX_INDEX 31 +#define I40E_GLPES_VFIP4RXFRAGSLO_IP4RXFRAGSLO_SHIFT 0 +#define I40E_GLPES_VFIP4RXFRAGSLO_IP4RXFRAGSLO_MASK (0xFFFFFFFF << I40E_GLPES_VFIP4RXFRAGSLO_IP4RXFRAGSLO_SHIFT) +#define I40E_GLPES_VFIP4RXMCOCTSHI(_i) (0x00018A04 + ((_i) * 4)) +#define I40E_GLPES_VFIP4RXMCOCTSHI_MAX_INDEX 31 +#define I40E_GLPES_VFIP4RXMCOCTSHI_IP4RXMCOCTSHI_SHIFT 0 +#define I40E_GLPES_VFIP4RXMCOCTSHI_IP4RXMCOCTSHI_MASK (0xFFFF << I40E_GLPES_VFIP4RXMCOCTSHI_IP4RXMCOCTSHI_SHIFT) +#define I40E_GLPES_VFIP4RXMCOCTSLO(_i) (0x00018A00 + ((_i) * 4)) +#define I40E_GLPES_VFIP4RXMCOCTSLO_MAX_INDEX 31 +#define I40E_GLPES_VFIP4RXMCOCTSLO_IP4RXMCOCTSLO_SHIFT 0 +#define I40E_GLPES_VFIP4RXMCOCTSLO_IP4RXMCOCTSLO_MASK (0xFFFFFFFF << I40E_GLPES_VFIP4RXMCOCTSLO_IP4RXMCOCTSLO_SHIFT) +#define I40E_GLPES_VFIP4RXMCPKTSHI(_i) (0x00018C04 + ((_i) * 4)) +#define I40E_GLPES_VFIP4RXMCPKTSHI_MAX_INDEX 31 +#define I40E_GLPES_VFIP4RXMCPKTSHI_IP4RXMCPKTSHI_SHIFT 0 +#define I40E_GLPES_VFIP4RXMCPKTSHI_IP4RXMCPKTSHI_MASK (0xFFFF << I40E_GLPES_VFIP4RXMCPKTSHI_IP4RXMCPKTSHI_SHIFT) +#define I40E_GLPES_VFIP4RXMCPKTSLO(_i) (0x00018C00 + ((_i) * 4)) +#define I40E_GLPES_VFIP4RXMCPKTSLO_MAX_INDEX 31 +#define I40E_GLPES_VFIP4RXMCPKTSLO_IP4RXMCPKTSLO_SHIFT 0 +#define I40E_GLPES_VFIP4RXMCPKTSLO_IP4RXMCPKTSLO_MASK (0xFFFFFFFF << I40E_GLPES_VFIP4RXMCPKTSLO_IP4RXMCPKTSLO_SHIFT) +#define I40E_GLPES_VFIP4RXOCTSHI(_i) (0x00018204 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFIP4RXOCTSHI_MAX_INDEX 31 +#define I40E_GLPES_VFIP4RXOCTSHI_IP4RXOCTSHI_SHIFT 0 +#define I40E_GLPES_VFIP4RXOCTSHI_IP4RXOCTSHI_MASK (0xFFFF << I40E_GLPES_VFIP4RXOCTSHI_IP4RXOCTSHI_SHIFT) +#define I40E_GLPES_VFIP4RXOCTSLO(_i) (0x00018200 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFIP4RXOCTSLO_MAX_INDEX 31 +#define I40E_GLPES_VFIP4RXOCTSLO_IP4RXOCTSLO_SHIFT 0 +#define I40E_GLPES_VFIP4RXOCTSLO_IP4RXOCTSLO_MASK (0xFFFFFFFF << I40E_GLPES_VFIP4RXOCTSLO_IP4RXOCTSLO_SHIFT) +#define I40E_GLPES_VFIP4RXPKTSHI(_i) (0x00018404 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFIP4RXPKTSHI_MAX_INDEX 31 +#define I40E_GLPES_VFIP4RXPKTSHI_IP4RXPKTSHI_SHIFT 0 +#define I40E_GLPES_VFIP4RXPKTSHI_IP4RXPKTSHI_MASK (0xFFFF << I40E_GLPES_VFIP4RXPKTSHI_IP4RXPKTSHI_SHIFT) +#define I40E_GLPES_VFIP4RXPKTSLO(_i) (0x00018400 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFIP4RXPKTSLO_MAX_INDEX 31 +#define I40E_GLPES_VFIP4RXPKTSLO_IP4RXPKTSLO_SHIFT 0 +#define I40E_GLPES_VFIP4RXPKTSLO_IP4RXPKTSLO_MASK (0xFFFFFFFF << I40E_GLPES_VFIP4RXPKTSLO_IP4RXPKTSLO_SHIFT) +#define I40E_GLPES_VFIP4RXTRUNC(_i) (0x00018700 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFIP4RXTRUNC_MAX_INDEX 31 +#define I40E_GLPES_VFIP4RXTRUNC_IP4RXTRUNC_SHIFT 0 +#define I40E_GLPES_VFIP4RXTRUNC_IP4RXTRUNC_MASK (0xFFFFFFFF << I40E_GLPES_VFIP4RXTRUNC_IP4RXTRUNC_SHIFT) +#define I40E_GLPES_VFIP4TXFRAGSHI(_i) (0x00019E04 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFIP4TXFRAGSHI_MAX_INDEX 31 +#define I40E_GLPES_VFIP4TXFRAGSHI_IP4TXFRAGSHI_SHIFT 0 +#define I40E_GLPES_VFIP4TXFRAGSHI_IP4TXFRAGSHI_MASK (0xFFFF << I40E_GLPES_VFIP4TXFRAGSHI_IP4TXFRAGSHI_SHIFT) +#define I40E_GLPES_VFIP4TXFRAGSLO(_i) (0x00019E00 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFIP4TXFRAGSLO_MAX_INDEX 31 +#define I40E_GLPES_VFIP4TXFRAGSLO_IP4TXFRAGSLO_SHIFT 0 +#define I40E_GLPES_VFIP4TXFRAGSLO_IP4TXFRAGSLO_MASK (0xFFFFFFFF << I40E_GLPES_VFIP4TXFRAGSLO_IP4TXFRAGSLO_SHIFT) +#define I40E_GLPES_VFIP4TXMCOCTSHI(_i) (0x0001A004 + ((_i) * 4)) +#define I40E_GLPES_VFIP4TXMCOCTSHI_MAX_INDEX 31 +#define I40E_GLPES_VFIP4TXMCOCTSHI_IP4TXMCOCTSHI_SHIFT 0 +#define I40E_GLPES_VFIP4TXMCOCTSHI_IP4TXMCOCTSHI_MASK (0xFFFF << I40E_GLPES_VFIP4TXMCOCTSHI_IP4TXMCOCTSHI_SHIFT) +#define I40E_GLPES_VFIP4TXMCOCTSLO(_i) (0x0001A000 + ((_i) * 4)) +#define I40E_GLPES_VFIP4TXMCOCTSLO_MAX_INDEX 31 +#define I40E_GLPES_VFIP4TXMCOCTSLO_IP4TXMCOCTSLO_SHIFT 0 +#define I40E_GLPES_VFIP4TXMCOCTSLO_IP4TXMCOCTSLO_MASK (0xFFFFFFFF << I40E_GLPES_VFIP4TXMCOCTSLO_IP4TXMCOCTSLO_SHIFT) +#define I40E_GLPES_VFIP4TXMCPKTSHI(_i) (0x0001A204 + ((_i) * 4)) +#define I40E_GLPES_VFIP4TXMCPKTSHI_MAX_INDEX 31 +#define I40E_GLPES_VFIP4TXMCPKTSHI_IP4TXMCPKTSHI_SHIFT 0 +#define I40E_GLPES_VFIP4TXMCPKTSHI_IP4TXMCPKTSHI_MASK (0xFFFF << I40E_GLPES_VFIP4TXMCPKTSHI_IP4TXMCPKTSHI_SHIFT) +#define I40E_GLPES_VFIP4TXMCPKTSLO(_i) (0x0001A200 + ((_i) * 4)) +#define I40E_GLPES_VFIP4TXMCPKTSLO_MAX_INDEX 31 +#define I40E_GLPES_VFIP4TXMCPKTSLO_IP4TXMCPKTSLO_SHIFT 0 +#define I40E_GLPES_VFIP4TXMCPKTSLO_IP4TXMCPKTSLO_MASK (0xFFFFFFFF << I40E_GLPES_VFIP4TXMCPKTSLO_IP4TXMCPKTSLO_SHIFT) +#define I40E_GLPES_VFIP4TXNOROUTE(_i) (0x0001AE00 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFIP4TXNOROUTE_MAX_INDEX 31 +#define I40E_GLPES_VFIP4TXNOROUTE_IP4TXNOROUTE_SHIFT 0 +#define I40E_GLPES_VFIP4TXNOROUTE_IP4TXNOROUTE_MASK (0xFFFFFF << I40E_GLPES_VFIP4TXNOROUTE_IP4TXNOROUTE_SHIFT) +#define I40E_GLPES_VFIP4TXOCTSHI(_i) (0x00019A04 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFIP4TXOCTSHI_MAX_INDEX 31 +#define I40E_GLPES_VFIP4TXOCTSHI_IP4TXOCTSHI_SHIFT 0 +#define I40E_GLPES_VFIP4TXOCTSHI_IP4TXOCTSHI_MASK (0xFFFF << I40E_GLPES_VFIP4TXOCTSHI_IP4TXOCTSHI_SHIFT) +#define I40E_GLPES_VFIP4TXOCTSLO(_i) (0x00019A00 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFIP4TXOCTSLO_MAX_INDEX 31 +#define I40E_GLPES_VFIP4TXOCTSLO_IP4TXOCTSLO_SHIFT 0 +#define I40E_GLPES_VFIP4TXOCTSLO_IP4TXOCTSLO_MASK (0xFFFFFFFF << I40E_GLPES_VFIP4TXOCTSLO_IP4TXOCTSLO_SHIFT) +#define I40E_GLPES_VFIP4TXPKTSHI(_i) (0x00019C04 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFIP4TXPKTSHI_MAX_INDEX 31 +#define I40E_GLPES_VFIP4TXPKTSHI_IP4TXPKTSHI_SHIFT 0 +#define I40E_GLPES_VFIP4TXPKTSHI_IP4TXPKTSHI_MASK (0xFFFF << I40E_GLPES_VFIP4TXPKTSHI_IP4TXPKTSHI_SHIFT) +#define I40E_GLPES_VFIP4TXPKTSLO(_i) (0x00019C00 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFIP4TXPKTSLO_MAX_INDEX 31 +#define I40E_GLPES_VFIP4TXPKTSLO_IP4TXPKTSLO_SHIFT 0 +#define I40E_GLPES_VFIP4TXPKTSLO_IP4TXPKTSLO_MASK (0xFFFFFFFF << I40E_GLPES_VFIP4TXPKTSLO_IP4TXPKTSLO_SHIFT) +#define I40E_GLPES_VFIP6RXDISCARD(_i) (0x00019200 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFIP6RXDISCARD_MAX_INDEX 31 +#define I40E_GLPES_VFIP6RXDISCARD_IP6RXDISCARD_SHIFT 0 +#define I40E_GLPES_VFIP6RXDISCARD_IP6RXDISCARD_MASK (0xFFFFFFFF << I40E_GLPES_VFIP6RXDISCARD_IP6RXDISCARD_SHIFT) +#define I40E_GLPES_VFIP6RXFRAGSHI(_i) (0x00019404 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFIP6RXFRAGSHI_MAX_INDEX 31 +#define I40E_GLPES_VFIP6RXFRAGSHI_IP6RXFRAGSHI_SHIFT 0 +#define I40E_GLPES_VFIP6RXFRAGSHI_IP6RXFRAGSHI_MASK (0xFFFF << I40E_GLPES_VFIP6RXFRAGSHI_IP6RXFRAGSHI_SHIFT) +#define I40E_GLPES_VFIP6RXFRAGSLO(_i) (0x00019400 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFIP6RXFRAGSLO_MAX_INDEX 31 +#define I40E_GLPES_VFIP6RXFRAGSLO_IP6RXFRAGSLO_SHIFT 0 +#define I40E_GLPES_VFIP6RXFRAGSLO_IP6RXFRAGSLO_MASK (0xFFFFFFFF << I40E_GLPES_VFIP6RXFRAGSLO_IP6RXFRAGSLO_SHIFT) +#define I40E_GLPES_VFIP6RXMCOCTSHI(_i) (0x00019604 + ((_i) * 4)) +#define I40E_GLPES_VFIP6RXMCOCTSHI_MAX_INDEX 31 +#define I40E_GLPES_VFIP6RXMCOCTSHI_IP6RXMCOCTSHI_SHIFT 0 +#define I40E_GLPES_VFIP6RXMCOCTSHI_IP6RXMCOCTSHI_MASK (0xFFFF << I40E_GLPES_VFIP6RXMCOCTSHI_IP6RXMCOCTSHI_SHIFT) +#define I40E_GLPES_VFIP6RXMCOCTSLO(_i) (0x00019600 + ((_i) * 4)) +#define I40E_GLPES_VFIP6RXMCOCTSLO_MAX_INDEX 31 +#define I40E_GLPES_VFIP6RXMCOCTSLO_IP6RXMCOCTSLO_SHIFT 0 +#define I40E_GLPES_VFIP6RXMCOCTSLO_IP6RXMCOCTSLO_MASK (0xFFFFFFFF << I40E_GLPES_VFIP6RXMCOCTSLO_IP6RXMCOCTSLO_SHIFT) +#define I40E_GLPES_VFIP6RXMCPKTSHI(_i) (0x00019804 + ((_i) * 4)) +#define I40E_GLPES_VFIP6RXMCPKTSHI_MAX_INDEX 31 +#define I40E_GLPES_VFIP6RXMCPKTSHI_IP6RXMCPKTSHI_SHIFT 0 +#define I40E_GLPES_VFIP6RXMCPKTSHI_IP6RXMCPKTSHI_MASK (0xFFFF << I40E_GLPES_VFIP6RXMCPKTSHI_IP6RXMCPKTSHI_SHIFT) +#define I40E_GLPES_VFIP6RXMCPKTSLO(_i) (0x00019800 + ((_i) * 4)) +#define I40E_GLPES_VFIP6RXMCPKTSLO_MAX_INDEX 31 +#define I40E_GLPES_VFIP6RXMCPKTSLO_IP6RXMCPKTSLO_SHIFT 0 +#define I40E_GLPES_VFIP6RXMCPKTSLO_IP6RXMCPKTSLO_MASK (0xFFFFFFFF << I40E_GLPES_VFIP6RXMCPKTSLO_IP6RXMCPKTSLO_SHIFT) +#define I40E_GLPES_VFIP6RXOCTSHI(_i) (0x00018E04 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFIP6RXOCTSHI_MAX_INDEX 31 +#define I40E_GLPES_VFIP6RXOCTSHI_IP6RXOCTSHI_SHIFT 0 +#define I40E_GLPES_VFIP6RXOCTSHI_IP6RXOCTSHI_MASK (0xFFFF << I40E_GLPES_VFIP6RXOCTSHI_IP6RXOCTSHI_SHIFT) +#define I40E_GLPES_VFIP6RXOCTSLO(_i) (0x00018E00 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFIP6RXOCTSLO_MAX_INDEX 31 +#define I40E_GLPES_VFIP6RXOCTSLO_IP6RXOCTSLO_SHIFT 0 +#define I40E_GLPES_VFIP6RXOCTSLO_IP6RXOCTSLO_MASK (0xFFFFFFFF << I40E_GLPES_VFIP6RXOCTSLO_IP6RXOCTSLO_SHIFT) +#define I40E_GLPES_VFIP6RXPKTSHI(_i) (0x00019004 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFIP6RXPKTSHI_MAX_INDEX 31 +#define I40E_GLPES_VFIP6RXPKTSHI_IP6RXPKTSHI_SHIFT 0 +#define I40E_GLPES_VFIP6RXPKTSHI_IP6RXPKTSHI_MASK (0xFFFF << I40E_GLPES_VFIP6RXPKTSHI_IP6RXPKTSHI_SHIFT) +#define I40E_GLPES_VFIP6RXPKTSLO(_i) (0x00019000 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFIP6RXPKTSLO_MAX_INDEX 31 +#define I40E_GLPES_VFIP6RXPKTSLO_IP6RXPKTSLO_SHIFT 0 +#define I40E_GLPES_VFIP6RXPKTSLO_IP6RXPKTSLO_MASK (0xFFFFFFFF << I40E_GLPES_VFIP6RXPKTSLO_IP6RXPKTSLO_SHIFT) +#define I40E_GLPES_VFIP6RXTRUNC(_i) (0x00019300 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFIP6RXTRUNC_MAX_INDEX 31 +#define I40E_GLPES_VFIP6RXTRUNC_IP6RXTRUNC_SHIFT 0 +#define I40E_GLPES_VFIP6RXTRUNC_IP6RXTRUNC_MASK (0xFFFFFFFF << I40E_GLPES_VFIP6RXTRUNC_IP6RXTRUNC_SHIFT) +#define I40E_GLPES_VFIP6TXFRAGSHI(_i) (0x0001A804 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFIP6TXFRAGSHI_MAX_INDEX 31 +#define I40E_GLPES_VFIP6TXFRAGSHI_IP6TXFRAGSHI_SHIFT 0 +#define I40E_GLPES_VFIP6TXFRAGSHI_IP6TXFRAGSHI_MASK (0xFFFF << I40E_GLPES_VFIP6TXFRAGSHI_IP6TXFRAGSHI_SHIFT) +#define I40E_GLPES_VFIP6TXFRAGSLO(_i) (0x0001A800 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFIP6TXFRAGSLO_MAX_INDEX 31 +#define I40E_GLPES_VFIP6TXFRAGSLO_IP6TXFRAGSLO_SHIFT 0 +#define I40E_GLPES_VFIP6TXFRAGSLO_IP6TXFRAGSLO_MASK (0xFFFFFFFF << I40E_GLPES_VFIP6TXFRAGSLO_IP6TXFRAGSLO_SHIFT) +#define I40E_GLPES_VFIP6TXMCOCTSHI(_i) (0x0001AA04 + ((_i) * 4)) +#define I40E_GLPES_VFIP6TXMCOCTSHI_MAX_INDEX 31 +#define I40E_GLPES_VFIP6TXMCOCTSHI_IP6TXMCOCTSHI_SHIFT 0 +#define I40E_GLPES_VFIP6TXMCOCTSHI_IP6TXMCOCTSHI_MASK (0xFFFF << I40E_GLPES_VFIP6TXMCOCTSHI_IP6TXMCOCTSHI_SHIFT) +#define I40E_GLPES_VFIP6TXMCOCTSLO(_i) (0x0001AA00 + ((_i) * 4)) +#define I40E_GLPES_VFIP6TXMCOCTSLO_MAX_INDEX 31 +#define I40E_GLPES_VFIP6TXMCOCTSLO_IP6TXMCOCTSLO_SHIFT 0 +#define I40E_GLPES_VFIP6TXMCOCTSLO_IP6TXMCOCTSLO_MASK (0xFFFFFFFF << I40E_GLPES_VFIP6TXMCOCTSLO_IP6TXMCOCTSLO_SHIFT) +#define I40E_GLPES_VFIP6TXMCPKTSHI(_i) (0x0001AC04 + ((_i) * 4)) +#define I40E_GLPES_VFIP6TXMCPKTSHI_MAX_INDEX 31 +#define I40E_GLPES_VFIP6TXMCPKTSHI_IP6TXMCPKTSHI_SHIFT 0 +#define I40E_GLPES_VFIP6TXMCPKTSHI_IP6TXMCPKTSHI_MASK (0xFFFF << I40E_GLPES_VFIP6TXMCPKTSHI_IP6TXMCPKTSHI_SHIFT) +#define I40E_GLPES_VFIP6TXMCPKTSLO(_i) (0x0001AC00 + ((_i) * 4)) +#define I40E_GLPES_VFIP6TXMCPKTSLO_MAX_INDEX 31 +#define I40E_GLPES_VFIP6TXMCPKTSLO_IP6TXMCPKTSLO_SHIFT 0 +#define I40E_GLPES_VFIP6TXMCPKTSLO_IP6TXMCPKTSLO_MASK (0xFFFFFFFF << I40E_GLPES_VFIP6TXMCPKTSLO_IP6TXMCPKTSLO_SHIFT) +#define I40E_GLPES_VFIP6TXNOROUTE(_i) (0x0001AF00 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFIP6TXNOROUTE_MAX_INDEX 31 +#define I40E_GLPES_VFIP6TXNOROUTE_IP6TXNOROUTE_SHIFT 0 +#define I40E_GLPES_VFIP6TXNOROUTE_IP6TXNOROUTE_MASK (0xFFFFFF << I40E_GLPES_VFIP6TXNOROUTE_IP6TXNOROUTE_SHIFT) +#define I40E_GLPES_VFIP6TXOCTSHI(_i) (0x0001A404 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFIP6TXOCTSHI_MAX_INDEX 31 +#define I40E_GLPES_VFIP6TXOCTSHI_IP6TXOCTSHI_SHIFT 0 +#define I40E_GLPES_VFIP6TXOCTSHI_IP6TXOCTSHI_MASK (0xFFFF << I40E_GLPES_VFIP6TXOCTSHI_IP6TXOCTSHI_SHIFT) +#define I40E_GLPES_VFIP6TXOCTSLO(_i) (0x0001A400 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFIP6TXOCTSLO_MAX_INDEX 31 +#define I40E_GLPES_VFIP6TXOCTSLO_IP6TXOCTSLO_SHIFT 0 +#define I40E_GLPES_VFIP6TXOCTSLO_IP6TXOCTSLO_MASK (0xFFFFFFFF << I40E_GLPES_VFIP6TXOCTSLO_IP6TXOCTSLO_SHIFT) +#define I40E_GLPES_VFIP6TXPKTSHI(_i) (0x0001A604 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFIP6TXPKTSHI_MAX_INDEX 31 +#define I40E_GLPES_VFIP6TXPKTSHI_IP6TXPKTSHI_SHIFT 0 +#define I40E_GLPES_VFIP6TXPKTSHI_IP6TXPKTSHI_MASK (0xFFFF << I40E_GLPES_VFIP6TXPKTSHI_IP6TXPKTSHI_SHIFT) +#define I40E_GLPES_VFIP6TXPKTSLO(_i) (0x0001A600 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFIP6TXPKTSLO_MAX_INDEX 31 +#define I40E_GLPES_VFIP6TXPKTSLO_IP6TXPKTSLO_SHIFT 0 +#define I40E_GLPES_VFIP6TXPKTSLO_IP6TXPKTSLO_MASK (0xFFFFFFFF << I40E_GLPES_VFIP6TXPKTSLO_IP6TXPKTSLO_SHIFT) +#define I40E_GLPES_VFRDMARXRDSHI(_i) (0x0001BE04 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFRDMARXRDSHI_MAX_INDEX 31 +#define I40E_GLPES_VFRDMARXRDSHI_RDMARXRDSHI_SHIFT 0 +#define I40E_GLPES_VFRDMARXRDSHI_RDMARXRDSHI_MASK (0xFFFF << I40E_GLPES_VFRDMARXRDSHI_RDMARXRDSHI_SHIFT) +#define I40E_GLPES_VFRDMARXRDSLO(_i) (0x0001BE00 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFRDMARXRDSLO_MAX_INDEX 31 +#define I40E_GLPES_VFRDMARXRDSLO_RDMARXRDSLO_SHIFT 0 +#define I40E_GLPES_VFRDMARXRDSLO_RDMARXRDSLO_MASK (0xFFFFFFFF << I40E_GLPES_VFRDMARXRDSLO_RDMARXRDSLO_SHIFT) +#define I40E_GLPES_VFRDMARXSNDSHI(_i) (0x0001C004 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFRDMARXSNDSHI_MAX_INDEX 31 +#define I40E_GLPES_VFRDMARXSNDSHI_RDMARXSNDSHI_SHIFT 0 +#define I40E_GLPES_VFRDMARXSNDSHI_RDMARXSNDSHI_MASK (0xFFFF << I40E_GLPES_VFRDMARXSNDSHI_RDMARXSNDSHI_SHIFT) +#define I40E_GLPES_VFRDMARXSNDSLO(_i) (0x0001C000 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFRDMARXSNDSLO_MAX_INDEX 31 +#define I40E_GLPES_VFRDMARXSNDSLO_RDMARXSNDSLO_SHIFT 0 +#define I40E_GLPES_VFRDMARXSNDSLO_RDMARXSNDSLO_MASK (0xFFFFFFFF << I40E_GLPES_VFRDMARXSNDSLO_RDMARXSNDSLO_SHIFT) +#define I40E_GLPES_VFRDMARXWRSHI(_i) (0x0001BC04 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFRDMARXWRSHI_MAX_INDEX 31 +#define I40E_GLPES_VFRDMARXWRSHI_RDMARXWRSHI_SHIFT 0 +#define I40E_GLPES_VFRDMARXWRSHI_RDMARXWRSHI_MASK (0xFFFF << I40E_GLPES_VFRDMARXWRSHI_RDMARXWRSHI_SHIFT) +#define I40E_GLPES_VFRDMARXWRSLO(_i) (0x0001BC00 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFRDMARXWRSLO_MAX_INDEX 31 +#define I40E_GLPES_VFRDMARXWRSLO_RDMARXWRSLO_SHIFT 0 +#define I40E_GLPES_VFRDMARXWRSLO_RDMARXWRSLO_MASK (0xFFFFFFFF << I40E_GLPES_VFRDMARXWRSLO_RDMARXWRSLO_SHIFT) +#define I40E_GLPES_VFRDMATXRDSHI(_i) (0x0001C404 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFRDMATXRDSHI_MAX_INDEX 31 +#define I40E_GLPES_VFRDMATXRDSHI_RDMARXRDSHI_SHIFT 0 +#define I40E_GLPES_VFRDMATXRDSHI_RDMARXRDSHI_MASK (0xFFFF << I40E_GLPES_VFRDMATXRDSHI_RDMARXRDSHI_SHIFT) +#define I40E_GLPES_VFRDMATXRDSLO(_i) (0x0001C400 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFRDMATXRDSLO_MAX_INDEX 31 +#define I40E_GLPES_VFRDMATXRDSLO_RDMARXRDSLO_SHIFT 0 +#define I40E_GLPES_VFRDMATXRDSLO_RDMARXRDSLO_MASK (0xFFFFFFFF << I40E_GLPES_VFRDMATXRDSLO_RDMARXRDSLO_SHIFT) +#define I40E_GLPES_VFRDMATXSNDSHI(_i) (0x0001C604 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFRDMATXSNDSHI_MAX_INDEX 31 +#define I40E_GLPES_VFRDMATXSNDSHI_RDMARXSNDSHI_SHIFT 0 +#define I40E_GLPES_VFRDMATXSNDSHI_RDMARXSNDSHI_MASK (0xFFFF << I40E_GLPES_VFRDMATXSNDSHI_RDMARXSNDSHI_SHIFT) +#define I40E_GLPES_VFRDMATXSNDSLO(_i) (0x0001C600 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFRDMATXSNDSLO_MAX_INDEX 31 +#define I40E_GLPES_VFRDMATXSNDSLO_RDMARXSNDSLO_SHIFT 0 +#define I40E_GLPES_VFRDMATXSNDSLO_RDMARXSNDSLO_MASK (0xFFFFFFFF << I40E_GLPES_VFRDMATXSNDSLO_RDMARXSNDSLO_SHIFT) +#define I40E_GLPES_VFRDMATXWRSHI(_i) (0x0001C204 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFRDMATXWRSHI_MAX_INDEX 31 +#define I40E_GLPES_VFRDMATXWRSHI_RDMARXWRSHI_SHIFT 0 +#define I40E_GLPES_VFRDMATXWRSHI_RDMARXWRSHI_MASK (0xFFFF << I40E_GLPES_VFRDMATXWRSHI_RDMARXWRSHI_SHIFT) +#define I40E_GLPES_VFRDMATXWRSLO(_i) (0x0001C200 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFRDMATXWRSLO_MAX_INDEX 31 +#define I40E_GLPES_VFRDMATXWRSLO_RDMARXWRSLO_SHIFT 0 +#define I40E_GLPES_VFRDMATXWRSLO_RDMARXWRSLO_MASK (0xFFFFFFFF << I40E_GLPES_VFRDMATXWRSLO_RDMARXWRSLO_SHIFT) +#define I40E_GLPES_VFRDMAVBNDHI(_i) (0x0001C804 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFRDMAVBNDHI_MAX_INDEX 31 +#define I40E_GLPES_VFRDMAVBNDHI_RDMAVBNDHI_SHIFT 0 +#define I40E_GLPES_VFRDMAVBNDHI_RDMAVBNDHI_MASK (0xFFFFFFFF << I40E_GLPES_VFRDMAVBNDHI_RDMAVBNDHI_SHIFT) +#define I40E_GLPES_VFRDMAVBNDLO(_i) (0x0001C800 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFRDMAVBNDLO_MAX_INDEX 31 +#define I40E_GLPES_VFRDMAVBNDLO_RDMAVBNDLO_SHIFT 0 +#define I40E_GLPES_VFRDMAVBNDLO_RDMAVBNDLO_MASK (0xFFFFFFFF << I40E_GLPES_VFRDMAVBNDLO_RDMAVBNDLO_SHIFT) +#define I40E_GLPES_VFRDMAVINVHI(_i) (0x0001CA04 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFRDMAVINVHI_MAX_INDEX 31 +#define I40E_GLPES_VFRDMAVINVHI_RDMAVINVHI_SHIFT 0 +#define I40E_GLPES_VFRDMAVINVHI_RDMAVINVHI_MASK (0xFFFFFFFF << I40E_GLPES_VFRDMAVINVHI_RDMAVINVHI_SHIFT) +#define I40E_GLPES_VFRDMAVINVLO(_i) (0x0001CA00 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFRDMAVINVLO_MAX_INDEX 31 +#define I40E_GLPES_VFRDMAVINVLO_RDMAVINVLO_SHIFT 0 +#define I40E_GLPES_VFRDMAVINVLO_RDMAVINVLO_MASK (0xFFFFFFFF << I40E_GLPES_VFRDMAVINVLO_RDMAVINVLO_SHIFT) +#define I40E_GLPES_VFRXVLANERR(_i) (0x00018000 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFRXVLANERR_MAX_INDEX 31 +#define I40E_GLPES_VFRXVLANERR_RXVLANERR_SHIFT 0 +#define I40E_GLPES_VFRXVLANERR_RXVLANERR_MASK (0xFFFFFF << I40E_GLPES_VFRXVLANERR_RXVLANERR_SHIFT) +#define I40E_GLPES_VFTCPRTXSEG(_i) (0x0001B600 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFTCPRTXSEG_MAX_INDEX 31 +#define I40E_GLPES_VFTCPRTXSEG_TCPRTXSEG_SHIFT 0 +#define I40E_GLPES_VFTCPRTXSEG_TCPRTXSEG_MASK (0xFFFFFFFF << I40E_GLPES_VFTCPRTXSEG_TCPRTXSEG_SHIFT) +#define I40E_GLPES_VFTCPRXOPTERR(_i) (0x0001B200 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFTCPRXOPTERR_MAX_INDEX 31 +#define I40E_GLPES_VFTCPRXOPTERR_TCPRXOPTERR_SHIFT 0 +#define I40E_GLPES_VFTCPRXOPTERR_TCPRXOPTERR_MASK (0xFFFFFF << I40E_GLPES_VFTCPRXOPTERR_TCPRXOPTERR_SHIFT) +#define I40E_GLPES_VFTCPRXPROTOERR(_i) (0x0001B300 + ((_i) * 4)) +#define I40E_GLPES_VFTCPRXPROTOERR_MAX_INDEX 31 +#define I40E_GLPES_VFTCPRXPROTOERR_TCPRXPROTOERR_SHIFT 0 +#define I40E_GLPES_VFTCPRXPROTOERR_TCPRXPROTOERR_MASK (0xFFFFFF << I40E_GLPES_VFTCPRXPROTOERR_TCPRXPROTOERR_SHIFT) +#define I40E_GLPES_VFTCPRXSEGSHI(_i) (0x0001B004 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFTCPRXSEGSHI_MAX_INDEX 31 +#define I40E_GLPES_VFTCPRXSEGSHI_TCPRXSEGSHI_SHIFT 0 +#define I40E_GLPES_VFTCPRXSEGSHI_TCPRXSEGSHI_MASK (0xFFFF << I40E_GLPES_VFTCPRXSEGSHI_TCPRXSEGSHI_SHIFT) +#define I40E_GLPES_VFTCPRXSEGSLO(_i) (0x0001B000 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFTCPRXSEGSLO_MAX_INDEX 31 +#define I40E_GLPES_VFTCPRXSEGSLO_TCPRXSEGSLO_SHIFT 0 +#define I40E_GLPES_VFTCPRXSEGSLO_TCPRXSEGSLO_MASK (0xFFFFFFFF << I40E_GLPES_VFTCPRXSEGSLO_TCPRXSEGSLO_SHIFT) +#define I40E_GLPES_VFTCPTXSEGHI(_i) (0x0001B404 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFTCPTXSEGHI_MAX_INDEX 31 +#define I40E_GLPES_VFTCPTXSEGHI_TCPTXSEGHI_SHIFT 0 +#define I40E_GLPES_VFTCPTXSEGHI_TCPTXSEGHI_MASK (0xFFFF << I40E_GLPES_VFTCPTXSEGHI_TCPTXSEGHI_SHIFT) +#define I40E_GLPES_VFTCPTXSEGLO(_i) (0x0001B400 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFTCPTXSEGLO_MAX_INDEX 31 +#define I40E_GLPES_VFTCPTXSEGLO_TCPTXSEGLO_SHIFT 0 +#define I40E_GLPES_VFTCPTXSEGLO_TCPTXSEGLO_MASK (0xFFFFFFFF << I40E_GLPES_VFTCPTXSEGLO_TCPTXSEGLO_SHIFT) +#define I40E_GLPES_VFUDPRXPKTSHI(_i) (0x0001B804 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFUDPRXPKTSHI_MAX_INDEX 31 +#define I40E_GLPES_VFUDPRXPKTSHI_UDPRXPKTSHI_SHIFT 0 +#define I40E_GLPES_VFUDPRXPKTSHI_UDPRXPKTSHI_MASK (0xFFFF << I40E_GLPES_VFUDPRXPKTSHI_UDPRXPKTSHI_SHIFT) +#define I40E_GLPES_VFUDPRXPKTSLO(_i) (0x0001B800 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFUDPRXPKTSLO_MAX_INDEX 31 +#define I40E_GLPES_VFUDPRXPKTSLO_UDPRXPKTSLO_SHIFT 0 +#define I40E_GLPES_VFUDPRXPKTSLO_UDPRXPKTSLO_MASK (0xFFFFFFFF << I40E_GLPES_VFUDPRXPKTSLO_UDPRXPKTSLO_SHIFT) +#define I40E_GLPES_VFUDPTXPKTSHI(_i) (0x0001BA04 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFUDPTXPKTSHI_MAX_INDEX 31 +#define I40E_GLPES_VFUDPTXPKTSHI_UDPTXPKTSHI_SHIFT 0 +#define I40E_GLPES_VFUDPTXPKTSHI_UDPTXPKTSHI_MASK (0xFFFF << I40E_GLPES_VFUDPTXPKTSHI_UDPTXPKTSHI_SHIFT) +#define I40E_GLPES_VFUDPTXPKTSLO(_i) (0x0001BA00 + ((_i) * 4)) /* _i=0...31 */ +#define I40E_GLPES_VFUDPTXPKTSLO_MAX_INDEX 31 +#define I40E_GLPES_VFUDPTXPKTSLO_UDPTXPKTSLO_SHIFT 0 +#define I40E_GLPES_VFUDPTXPKTSLO_UDPTXPKTSLO_MASK (0xFFFFFFFF << I40E_GLPES_VFUDPTXPKTSLO_UDPTXPKTSLO_SHIFT) +#define I40E_GLPM_DMACR 0x000881F4 +#define I40E_GLPM_DMACR_DMACWT_SHIFT 0 +#define I40E_GLPM_DMACR_DMACWT_MASK (0xFFFF << I40E_GLPM_DMACR_DMACWT_SHIFT) +#define I40E_GLPM_DMACR_EXIT_DC_SHIFT 29 +#define I40E_GLPM_DMACR_EXIT_DC_MASK (0x1 << I40E_GLPM_DMACR_EXIT_DC_SHIFT) +#define I40E_GLPM_DMACR_LX_COALESCING_INDICATION_SHIFT 30 +#define I40E_GLPM_DMACR_LX_COALESCING_INDICATION_MASK (0x1 << I40E_GLPM_DMACR_LX_COALESCING_INDICATION_SHIFT) +#define I40E_GLPM_DMACR_DMAC_EN_SHIFT 31 +#define I40E_GLPM_DMACR_DMAC_EN_MASK (0x1 << I40E_GLPM_DMACR_DMAC_EN_SHIFT) +#define I40E_GLPM_LTRC 0x000BE500 +#define I40E_GLPM_LTRC_SLTRV_SHIFT 0 +#define I40E_GLPM_LTRC_SLTRV_MASK (0x3FF << I40E_GLPM_LTRC_SLTRV_SHIFT) +#define I40E_GLPM_LTRC_SSCALE_SHIFT 10 +#define I40E_GLPM_LTRC_SSCALE_MASK (0x7 << I40E_GLPM_LTRC_SSCALE_SHIFT) +#define I40E_GLPM_LTRC_LTRS_REQUIREMENT_SHIFT 15 +#define I40E_GLPM_LTRC_LTRS_REQUIREMENT_MASK (0x1 << I40E_GLPM_LTRC_LTRS_REQUIREMENT_SHIFT) +#define I40E_GLPM_LTRC_NSLTRV_SHIFT 16 +#define I40E_GLPM_LTRC_NSLTRV_MASK (0x3FF << I40E_GLPM_LTRC_NSLTRV_SHIFT) +#define I40E_GLPM_LTRC_NSSCALE_SHIFT 26 +#define I40E_GLPM_LTRC_NSSCALE_MASK (0x7 << I40E_GLPM_LTRC_NSSCALE_SHIFT) +#define I40E_GLPM_LTRC_LTR_SEND_SHIFT 30 +#define I40E_GLPM_LTRC_LTR_SEND_MASK (0x1 << I40E_GLPM_LTRC_LTR_SEND_SHIFT) +#define I40E_GLPM_LTRC_LTRNS_REQUIREMENT_SHIFT 31 +#define I40E_GLPM_LTRC_LTRNS_REQUIREMENT_MASK (0x1 << I40E_GLPM_LTRC_LTRNS_REQUIREMENT_SHIFT) +#define I40E_PRTPM_EEE_STAT 0x001E4320 +#define I40E_PRTPM_EEE_STAT_EEE_NEG_SHIFT 29 +#define I40E_PRTPM_EEE_STAT_EEE_NEG_MASK (0x1 << I40E_PRTPM_EEE_STAT_EEE_NEG_SHIFT) +#define I40E_PRTPM_EEE_STAT_RX_LPI_STATUS_SHIFT 30 +#define I40E_PRTPM_EEE_STAT_RX_LPI_STATUS_MASK (0x1 << I40E_PRTPM_EEE_STAT_RX_LPI_STATUS_SHIFT) +#define I40E_PRTPM_EEE_STAT_TX_LPI_STATUS_SHIFT 31 +#define I40E_PRTPM_EEE_STAT_TX_LPI_STATUS_MASK (0x1 << I40E_PRTPM_EEE_STAT_TX_LPI_STATUS_SHIFT) +#define I40E_PRTPM_EEEC 0x001E4380 +#define I40E_PRTPM_EEEC_TW_WAKE_MIN_SHIFT 16 +#define I40E_PRTPM_EEEC_TW_WAKE_MIN_MASK (0x3F << I40E_PRTPM_EEEC_TW_WAKE_MIN_SHIFT) +#define I40E_PRTPM_EEEC_TX_LU_LPI_DLY_SHIFT 24 +#define I40E_PRTPM_EEEC_TX_LU_LPI_DLY_MASK (0x3 << I40E_PRTPM_EEEC_TX_LU_LPI_DLY_SHIFT) +#define I40E_PRTPM_EEEC_TEEE_DLY_SHIFT 26 +#define I40E_PRTPM_EEEC_TEEE_DLY_MASK (0x3F << I40E_PRTPM_EEEC_TEEE_DLY_SHIFT) +#define I40E_PRTPM_EEEFWD 0x001E4400 +#define I40E_PRTPM_EEEFWD_EEE_FW_CONFIG_DONE_SHIFT 31 +#define I40E_PRTPM_EEEFWD_EEE_FW_CONFIG_DONE_MASK (0x1 << I40E_PRTPM_EEEFWD_EEE_FW_CONFIG_DONE_SHIFT) +#define I40E_PRTPM_EEER 0x001E4360 +#define I40E_PRTPM_EEER_TW_SYSTEM_SHIFT 0 +#define I40E_PRTPM_EEER_TW_SYSTEM_MASK (0xFFFF << I40E_PRTPM_EEER_TW_SYSTEM_SHIFT) +#define I40E_PRTPM_EEER_TX_LPI_EN_SHIFT 16 +#define I40E_PRTPM_EEER_TX_LPI_EN_MASK (0x1 << I40E_PRTPM_EEER_TX_LPI_EN_SHIFT) +#define I40E_PRTPM_EEETXC 0x001E43E0 +#define I40E_PRTPM_EEETXC_TW_PHY_SHIFT 0 +#define I40E_PRTPM_EEETXC_TW_PHY_MASK (0xFFFF << I40E_PRTPM_EEETXC_TW_PHY_SHIFT) +#define I40E_PRTPM_GC 0x000B8140 +#define I40E_PRTPM_GC_EMP_LINK_ON_SHIFT 0 +#define I40E_PRTPM_GC_EMP_LINK_ON_MASK (0x1 << I40E_PRTPM_GC_EMP_LINK_ON_SHIFT) +#define I40E_PRTPM_GC_MNG_VETO_SHIFT 1 +#define I40E_PRTPM_GC_MNG_VETO_MASK (0x1 << I40E_PRTPM_GC_MNG_VETO_SHIFT) +#define I40E_PRTPM_GC_RATD_SHIFT 2 +#define I40E_PRTPM_GC_RATD_MASK (0x1 << I40E_PRTPM_GC_RATD_SHIFT) +#define I40E_PRTPM_GC_LCDMP_SHIFT 3 +#define I40E_PRTPM_GC_LCDMP_MASK (0x1 << I40E_PRTPM_GC_LCDMP_SHIFT) +#define I40E_PRTPM_GC_LPLU_ASSERTED_SHIFT 31 +#define I40E_PRTPM_GC_LPLU_ASSERTED_MASK (0x1 << I40E_PRTPM_GC_LPLU_ASSERTED_SHIFT) +#define I40E_PRTPM_HPTC 0x000AC800 +#define I40E_PRTPM_HPTC_HIGH_PRI_TC_SHIFT 0 +#define I40E_PRTPM_HPTC_HIGH_PRI_TC_MASK (0xFF << I40E_PRTPM_HPTC_HIGH_PRI_TC_SHIFT) +#define I40E_PRTPM_RLPIC 0x001E43A0 +#define I40E_PRTPM_RLPIC_ERLPIC_SHIFT 0 +#define I40E_PRTPM_RLPIC_ERLPIC_MASK (0xFFFFFFFF << I40E_PRTPM_RLPIC_ERLPIC_SHIFT) +#define I40E_PRTPM_TLPIC 0x001E43C0 +#define I40E_PRTPM_TLPIC_ETLPIC_SHIFT 0 +#define I40E_PRTPM_TLPIC_ETLPIC_MASK (0xFFFFFFFF << I40E_PRTPM_TLPIC_ETLPIC_SHIFT) +#define I40E_GLRPB_DPSS 0x000AC828 +#define I40E_GLRPB_DPSS_DPS_TCN_SHIFT 0 +#define I40E_GLRPB_DPSS_DPS_TCN_MASK (0xFFFFF << I40E_GLRPB_DPSS_DPS_TCN_SHIFT) +#define I40E_GLRPB_GHW 0x000AC830 +#define I40E_GLRPB_GHW_GHW_SHIFT 0 +#define I40E_GLRPB_GHW_GHW_MASK (0xFFFFF << I40E_GLRPB_GHW_GHW_SHIFT) +#define I40E_GLRPB_GLW 0x000AC834 +#define I40E_GLRPB_GLW_GLW_SHIFT 0 +#define I40E_GLRPB_GLW_GLW_MASK (0xFFFFF << I40E_GLRPB_GLW_GLW_SHIFT) +#define I40E_GLRPB_PHW 0x000AC844 +#define I40E_GLRPB_PHW_PHW_SHIFT 0 +#define I40E_GLRPB_PHW_PHW_MASK (0xFFFFF << I40E_GLRPB_PHW_PHW_SHIFT) +#define I40E_GLRPB_PLW 0x000AC848 +#define I40E_GLRPB_PLW_PLW_SHIFT 0 +#define I40E_GLRPB_PLW_PLW_MASK (0xFFFFF << I40E_GLRPB_PLW_PLW_SHIFT) +#define I40E_PRTRPB_DHW(_i) (0x000AC100 + ((_i) * 32)) /* _i=0...7 */ +#define I40E_PRTRPB_DHW_MAX_INDEX 7 +#define I40E_PRTRPB_DHW_DHW_TCN_SHIFT 0 +#define I40E_PRTRPB_DHW_DHW_TCN_MASK (0xFFFFF << I40E_PRTRPB_DHW_DHW_TCN_SHIFT) +#define I40E_PRTRPB_DLW(_i) (0x000AC220 + ((_i) * 32)) /* _i=0...7 */ +#define I40E_PRTRPB_DLW_MAX_INDEX 7 +#define I40E_PRTRPB_DLW_DLW_TCN_SHIFT 0 +#define I40E_PRTRPB_DLW_DLW_TCN_MASK (0xFFFFF << I40E_PRTRPB_DLW_DLW_TCN_SHIFT) +#define I40E_PRTRPB_DPS(_i) (0x000AC320 + ((_i) * 32)) /* _i=0...7 */ +#define I40E_PRTRPB_DPS_MAX_INDEX 7 +#define I40E_PRTRPB_DPS_DPS_TCN_SHIFT 0 +#define I40E_PRTRPB_DPS_DPS_TCN_MASK (0xFFFFF << I40E_PRTRPB_DPS_DPS_TCN_SHIFT) +#define I40E_PRTRPB_SHT(_i) (0x000AC480 + ((_i) * 32)) /* _i=0...7 */ +#define I40E_PRTRPB_SHT_MAX_INDEX 7 +#define I40E_PRTRPB_SHT_SHT_TCN_SHIFT 0 +#define I40E_PRTRPB_SHT_SHT_TCN_MASK (0xFFFFF << I40E_PRTRPB_SHT_SHT_TCN_SHIFT) +#define I40E_PRTRPB_SHW 0x000AC580 +#define I40E_PRTRPB_SHW_SHW_SHIFT 0 +#define I40E_PRTRPB_SHW_SHW_MASK (0xFFFFF << I40E_PRTRPB_SHW_SHW_SHIFT) +#define I40E_PRTRPB_SLT(_i) (0x000AC5A0 + ((_i) * 32)) /* _i=0...7 */ +#define I40E_PRTRPB_SLT_MAX_INDEX 7 +#define I40E_PRTRPB_SLT_SLT_TCN_SHIFT 0 +#define I40E_PRTRPB_SLT_SLT_TCN_MASK (0xFFFFF << I40E_PRTRPB_SLT_SLT_TCN_SHIFT) +#define I40E_PRTRPB_SLW 0x000AC6A0 +#define I40E_PRTRPB_SLW_SLW_SHIFT 0 +#define I40E_PRTRPB_SLW_SLW_MASK (0xFFFFF << I40E_PRTRPB_SLW_SLW_SHIFT) +#define I40E_PRTRPB_SPS 0x000AC7C0 +#define I40E_PRTRPB_SPS_SPS_SHIFT 0 +#define I40E_PRTRPB_SPS_SPS_MASK (0xFFFFF << I40E_PRTRPB_SPS_SPS_SHIFT) +#define I40E_GLQF_APBVT(_i) (0x00260000 + ((_i) * 4)) /* _i=0...2047 */ +#define I40E_GLQF_APBVT_MAX_INDEX 2047 +#define I40E_GLQF_APBVT_APBVT_SHIFT 0 +#define I40E_GLQF_APBVT_APBVT_MASK (0xFFFFFFFF << I40E_GLQF_APBVT_APBVT_SHIFT) +#define I40E_GLQF_CTL 0x00269BA4 +#define I40E_GLQF_CTL_HTOEP_SHIFT 1 +#define I40E_GLQF_CTL_HTOEP_MASK (0x1 << I40E_GLQF_CTL_HTOEP_SHIFT) +#define I40E_GLQF_CTL_HTOEP_FCOE_SHIFT 2 +#define I40E_GLQF_CTL_HTOEP_FCOE_MASK (0x1 << I40E_GLQF_CTL_HTOEP_FCOE_SHIFT) +#define I40E_GLQF_CTL_PCNT_ALLOC_SHIFT 3 +#define I40E_GLQF_CTL_PCNT_ALLOC_MASK (0x7 << I40E_GLQF_CTL_PCNT_ALLOC_SHIFT) +#define I40E_GLQF_CTL_DDPLPEN_SHIFT 7 +#define I40E_GLQF_CTL_DDPLPEN_MASK (0x1 << I40E_GLQF_CTL_DDPLPEN_SHIFT) +#define I40E_GLQF_CTL_MAXPEBLEN_SHIFT 8 +#define I40E_GLQF_CTL_MAXPEBLEN_MASK (0x7 << I40E_GLQF_CTL_MAXPEBLEN_SHIFT) +#define I40E_GLQF_CTL_MAXFCBLEN_SHIFT 11 +#define I40E_GLQF_CTL_MAXFCBLEN_MASK (0x7 << I40E_GLQF_CTL_MAXFCBLEN_SHIFT) +#define I40E_GLQF_CTL_MAXFDBLEN_SHIFT 14 +#define I40E_GLQF_CTL_MAXFDBLEN_MASK (0x7 << I40E_GLQF_CTL_MAXFDBLEN_SHIFT) +#define I40E_GLQF_CTL_FDBEST_SHIFT 17 +#define I40E_GLQF_CTL_FDBEST_MASK (0xFF << I40E_GLQF_CTL_FDBEST_SHIFT) +#define I40E_GLQF_CTL_PROGPRIO_SHIFT 25 +#define I40E_GLQF_CTL_PROGPRIO_MASK (0x1 << I40E_GLQF_CTL_PROGPRIO_SHIFT) +#define I40E_GLQF_CTL_INVALPRIO_SHIFT 26 +#define I40E_GLQF_CTL_INVALPRIO_MASK (0x1 << I40E_GLQF_CTL_INVALPRIO_SHIFT) +#define I40E_GLQF_CTL_IGNORE_IP_SHIFT 27 +#define I40E_GLQF_CTL_IGNORE_IP_MASK (0x1 << I40E_GLQF_CTL_IGNORE_IP_SHIFT) +#define I40E_GLQF_FDCNT_0 0x00269BAC +#define I40E_GLQF_FDCNT_0_GUARANT_CNT_SHIFT 0 +#define I40E_GLQF_FDCNT_0_GUARANT_CNT_MASK (0x1FFF << I40E_GLQF_FDCNT_0_GUARANT_CNT_SHIFT) +#define I40E_GLQF_FDCNT_0_BESTCNT_SHIFT 13 +#define I40E_GLQF_FDCNT_0_BESTCNT_MASK (0x1FFF << I40E_GLQF_FDCNT_0_BESTCNT_SHIFT) +#define I40E_GLQF_HSYM(_i) (0x00269D00 + ((_i) * 4)) /* _i=0...63 */ +#define I40E_GLQF_HSYM_MAX_INDEX 63 +#define I40E_GLQF_HSYM_SYMH_ENA_SHIFT 0 +#define I40E_GLQF_HSYM_SYMH_ENA_MASK (0x1 << I40E_GLQF_HSYM_SYMH_ENA_SHIFT) +#define I40E_GLQF_PCNT(_i) (0x00266800 + ((_i) * 4)) /* _i=0...511 */ +#define I40E_GLQF_PCNT_MAX_INDEX 511 +#define I40E_GLQF_PCNT_PCNT_SHIFT 0 +#define I40E_GLQF_PCNT_PCNT_MASK (0xFFFFFFFF << I40E_GLQF_PCNT_PCNT_SHIFT) +#define I40E_GLQF_SWAP(_i, _j) (0x00267E00 + ((_i) * 4 + (_j) * 8)) /* _i=0...1, _j=0...63 */ +#define I40E_GLQF_SWAP_MAX_INDEX 1 +#define I40E_GLQF_SWAP_OFF0_SRC0_SHIFT 0 +#define I40E_GLQF_SWAP_OFF0_SRC0_MASK (0x3F << I40E_GLQF_SWAP_OFF0_SRC0_SHIFT) +#define I40E_GLQF_SWAP_OFF0_SRC1_SHIFT 6 +#define I40E_GLQF_SWAP_OFF0_SRC1_MASK (0x3F << I40E_GLQF_SWAP_OFF0_SRC1_SHIFT) +#define I40E_GLQF_SWAP_FLEN0_SHIFT 12 +#define I40E_GLQF_SWAP_FLEN0_MASK (0xF << I40E_GLQF_SWAP_FLEN0_SHIFT) +#define I40E_GLQF_SWAP_OFF1_SRC0_SHIFT 16 +#define I40E_GLQF_SWAP_OFF1_SRC0_MASK (0x3F << I40E_GLQF_SWAP_OFF1_SRC0_SHIFT) +#define I40E_GLQF_SWAP_OFF1_SRC1_SHIFT 22 +#define I40E_GLQF_SWAP_OFF1_SRC1_MASK (0x3F << I40E_GLQF_SWAP_OFF1_SRC1_SHIFT) +#define I40E_GLQF_SWAP_FLEN1_SHIFT 28 +#define I40E_GLQF_SWAP_FLEN1_MASK (0xF << I40E_GLQF_SWAP_FLEN1_SHIFT) +#define I40E_PFQF_CTL_0 0x001C0AC0 +#define I40E_PFQF_CTL_0_PEHSIZE_SHIFT 0 +#define I40E_PFQF_CTL_0_PEHSIZE_MASK (0x1F << I40E_PFQF_CTL_0_PEHSIZE_SHIFT) +#define I40E_PFQF_CTL_0_PEDSIZE_SHIFT 5 +#define I40E_PFQF_CTL_0_PEDSIZE_MASK (0x1F << I40E_PFQF_CTL_0_PEDSIZE_SHIFT) +#define I40E_PFQF_CTL_0_PFFCHSIZE_SHIFT 10 +#define I40E_PFQF_CTL_0_PFFCHSIZE_MASK (0xF << I40E_PFQF_CTL_0_PFFCHSIZE_SHIFT) +#define I40E_PFQF_CTL_0_PFFCDSIZE_SHIFT 14 +#define I40E_PFQF_CTL_0_PFFCDSIZE_MASK (0x3 << I40E_PFQF_CTL_0_PFFCDSIZE_SHIFT) +#define I40E_PFQF_CTL_0_HASHLUTSIZE_SHIFT 16 +#define I40E_PFQF_CTL_0_HASHLUTSIZE_MASK (0x1 << I40E_PFQF_CTL_0_HASHLUTSIZE_SHIFT) +#define I40E_PFQF_CTL_0_FD_ENA_SHIFT 17 +#define I40E_PFQF_CTL_0_FD_ENA_MASK (0x1 << I40E_PFQF_CTL_0_FD_ENA_SHIFT) +#define I40E_PFQF_CTL_0_ETYPE_ENA_SHIFT 18 +#define I40E_PFQF_CTL_0_ETYPE_ENA_MASK (0x1 << I40E_PFQF_CTL_0_ETYPE_ENA_SHIFT) +#define I40E_PFQF_CTL_0_MACVLAN_ENA_SHIFT 19 +#define I40E_PFQF_CTL_0_MACVLAN_ENA_MASK (0x1 << I40E_PFQF_CTL_0_MACVLAN_ENA_SHIFT) +#define I40E_PFQF_CTL_0_VFFCHSIZE_SHIFT 20 +#define I40E_PFQF_CTL_0_VFFCHSIZE_MASK (0xF << I40E_PFQF_CTL_0_VFFCHSIZE_SHIFT) +#define I40E_PFQF_CTL_0_VFFCDSIZE_SHIFT 24 +#define I40E_PFQF_CTL_0_VFFCDSIZE_MASK (0x3 << I40E_PFQF_CTL_0_VFFCDSIZE_SHIFT) +#define I40E_PFQF_CTL_1 0x00245D80 +#define I40E_PFQF_CTL_1_CLEARFDTABLE_SHIFT 0 +#define I40E_PFQF_CTL_1_CLEARFDTABLE_MASK (0x1 << I40E_PFQF_CTL_1_CLEARFDTABLE_SHIFT) +#define I40E_PFQF_FDALLOC 0x00246280 +#define I40E_PFQF_FDALLOC_FDALLOC_SHIFT 0 +#define I40E_PFQF_FDALLOC_FDALLOC_MASK (0xFF << I40E_PFQF_FDALLOC_FDALLOC_SHIFT) +#define I40E_PFQF_FDALLOC_FDBEST_SHIFT 8 +#define I40E_PFQF_FDALLOC_FDBEST_MASK (0xFF << I40E_PFQF_FDALLOC_FDBEST_SHIFT) +#define I40E_PFQF_FDSTAT 0x00246380 +#define I40E_PFQF_FDSTAT_GUARANT_CNT_SHIFT 0 +#define I40E_PFQF_FDSTAT_GUARANT_CNT_MASK (0x1FFF << I40E_PFQF_FDSTAT_GUARANT_CNT_SHIFT) +#define I40E_PFQF_FDSTAT_BEST_CNT_SHIFT 16 +#define I40E_PFQF_FDSTAT_BEST_CNT_MASK (0x1FFF << I40E_PFQF_FDSTAT_BEST_CNT_SHIFT) +#define I40E_PFQF_HENA(_i) (0x00245900 + ((_i) * 128)) /* _i=0...1 */ +#define I40E_PFQF_HENA_MAX_INDEX 1 +#define I40E_PFQF_HENA_PTYPE_ENA_SHIFT 0 +#define I40E_PFQF_HENA_PTYPE_ENA_MASK (0xFFFFFFFF << I40E_PFQF_HENA_PTYPE_ENA_SHIFT) +#define I40E_PFQF_HKEY(_i) (0x00244800 + ((_i) * 128)) /* _i=0...12 */ +#define I40E_PFQF_HKEY_MAX_INDEX 12 +#define I40E_PFQF_HKEY_KEY_0_SHIFT 0 +#define I40E_PFQF_HKEY_KEY_0_MASK (0xFF << I40E_PFQF_HKEY_KEY_0_SHIFT) +#define I40E_PFQF_HKEY_KEY_1_SHIFT 8 +#define I40E_PFQF_HKEY_KEY_1_MASK (0xFF << I40E_PFQF_HKEY_KEY_1_SHIFT) +#define I40E_PFQF_HKEY_KEY_2_SHIFT 16 +#define I40E_PFQF_HKEY_KEY_2_MASK (0xFF << I40E_PFQF_HKEY_KEY_2_SHIFT) +#define I40E_PFQF_HKEY_KEY_3_SHIFT 24 +#define I40E_PFQF_HKEY_KEY_3_MASK (0xFF << I40E_PFQF_HKEY_KEY_3_SHIFT) +#define I40E_PFQF_HLUT(_i) (0x00240000 + ((_i) * 128)) /* _i=0...127 */ +#define I40E_PFQF_HLUT_MAX_INDEX 127 +#define I40E_PFQF_HLUT_LUT0_SHIFT 0 +#define I40E_PFQF_HLUT_LUT0_MASK (0x3F << I40E_PFQF_HLUT_LUT0_SHIFT) +#define I40E_PFQF_HLUT_LUT1_SHIFT 8 +#define I40E_PFQF_HLUT_LUT1_MASK (0x3F << I40E_PFQF_HLUT_LUT1_SHIFT) +#define I40E_PFQF_HLUT_LUT2_SHIFT 16 +#define I40E_PFQF_HLUT_LUT2_MASK (0x3F << I40E_PFQF_HLUT_LUT2_SHIFT) +#define I40E_PFQF_HLUT_LUT3_SHIFT 24 +#define I40E_PFQF_HLUT_LUT3_MASK (0x3F << I40E_PFQF_HLUT_LUT3_SHIFT) +#define I40E_PFQF_HREGION(_i) (0x00245400 + ((_i) * 128)) /* _i=0...7 */ +#define I40E_PFQF_HREGION_MAX_INDEX 7 +#define I40E_PFQF_HREGION_OVERRIDE_ENA_0_SHIFT 0 +#define I40E_PFQF_HREGION_OVERRIDE_ENA_0_MASK (0x1 << I40E_PFQF_HREGION_OVERRIDE_ENA_0_SHIFT) +#define I40E_PFQF_HREGION_REGION_0_SHIFT 1 +#define I40E_PFQF_HREGION_REGION_0_MASK (0x7 << I40E_PFQF_HREGION_REGION_0_SHIFT) +#define I40E_PFQF_HREGION_OVERRIDE_ENA_1_SHIFT 4 +#define I40E_PFQF_HREGION_OVERRIDE_ENA_1_MASK (0x1 << I40E_PFQF_HREGION_OVERRIDE_ENA_1_SHIFT) +#define I40E_PFQF_HREGION_REGION_1_SHIFT 5 +#define I40E_PFQF_HREGION_REGION_1_MASK (0x7 << I40E_PFQF_HREGION_REGION_1_SHIFT) +#define I40E_PFQF_HREGION_OVERRIDE_ENA_2_SHIFT 8 +#define I40E_PFQF_HREGION_OVERRIDE_ENA_2_MASK (0x1 << I40E_PFQF_HREGION_OVERRIDE_ENA_2_SHIFT) +#define I40E_PFQF_HREGION_REGION_2_SHIFT 9 +#define I40E_PFQF_HREGION_REGION_2_MASK (0x7 << I40E_PFQF_HREGION_REGION_2_SHIFT) +#define I40E_PFQF_HREGION_OVERRIDE_ENA_3_SHIFT 12 +#define I40E_PFQF_HREGION_OVERRIDE_ENA_3_MASK (0x1 << I40E_PFQF_HREGION_OVERRIDE_ENA_3_SHIFT) +#define I40E_PFQF_HREGION_REGION_3_SHIFT 13 +#define I40E_PFQF_HREGION_REGION_3_MASK (0x7 << I40E_PFQF_HREGION_REGION_3_SHIFT) +#define I40E_PFQF_HREGION_OVERRIDE_ENA_4_SHIFT 16 +#define I40E_PFQF_HREGION_OVERRIDE_ENA_4_MASK (0x1 << I40E_PFQF_HREGION_OVERRIDE_ENA_4_SHIFT) +#define I40E_PFQF_HREGION_REGION_4_SHIFT 17 +#define I40E_PFQF_HREGION_REGION_4_MASK (0x7 << I40E_PFQF_HREGION_REGION_4_SHIFT) +#define I40E_PFQF_HREGION_OVERRIDE_ENA_5_SHIFT 20 +#define I40E_PFQF_HREGION_OVERRIDE_ENA_5_MASK (0x1 << I40E_PFQF_HREGION_OVERRIDE_ENA_5_SHIFT) +#define I40E_PFQF_HREGION_REGION_5_SHIFT 21 +#define I40E_PFQF_HREGION_REGION_5_MASK (0x7 << I40E_PFQF_HREGION_REGION_5_SHIFT) +#define I40E_PFQF_HREGION_OVERRIDE_ENA_6_SHIFT 24 +#define I40E_PFQF_HREGION_OVERRIDE_ENA_6_MASK (0x1 << I40E_PFQF_HREGION_OVERRIDE_ENA_6_SHIFT) +#define I40E_PFQF_HREGION_REGION_6_SHIFT 25 +#define I40E_PFQF_HREGION_REGION_6_MASK (0x7 << I40E_PFQF_HREGION_REGION_6_SHIFT) +#define I40E_PFQF_HREGION_OVERRIDE_ENA_7_SHIFT 28 +#define I40E_PFQF_HREGION_OVERRIDE_ENA_7_MASK (0x1 << I40E_PFQF_HREGION_OVERRIDE_ENA_7_SHIFT) +#define I40E_PFQF_HREGION_REGION_7_SHIFT 29 +#define I40E_PFQF_HREGION_REGION_7_MASK (0x7 << I40E_PFQF_HREGION_REGION_7_SHIFT) +#define I40E_PRTQF_CTL_0 0x00256E60 +#define I40E_PRTQF_CTL_0_HSYM_ENA_SHIFT 0 +#define I40E_PRTQF_CTL_0_HSYM_ENA_MASK (0x1 << I40E_PRTQF_CTL_0_HSYM_ENA_SHIFT) +#define I40E_PRTQF_FD_FLXINSET(_i) (0x00253800 + ((_i) * 32)) /* _i=0...63 */ +#define I40E_PRTQF_FD_FLXINSET_MAX_INDEX 63 +#define I40E_PRTQF_FD_FLXINSET_INSET_SHIFT 0 +#define I40E_PRTQF_FD_FLXINSET_INSET_MASK (0xFF << I40E_PRTQF_FD_FLXINSET_INSET_SHIFT) +#define I40E_PRTQF_FD_MSK(_i, _j) (0x00252000 + ((_i) * 64 + (_j) * 32)) /* _i=0...63, _j=0...1 */ +#define I40E_PRTQF_FD_MSK_MAX_INDEX 63 +#define I40E_PRTQF_FD_MSK_MASK_SHIFT 0 +#define I40E_PRTQF_FD_MSK_MASK_MASK (0xFFFF << I40E_PRTQF_FD_MSK_MASK_SHIFT) +#define I40E_PRTQF_FD_MSK_OFFSET_SHIFT 16 +#define I40E_PRTQF_FD_MSK_OFFSET_MASK (0x3F << I40E_PRTQF_FD_MSK_OFFSET_SHIFT) +#define I40E_PRTQF_FLX_PIT(_i) (0x00255200 + ((_i) * 32)) /* _i=0...8 */ +#define I40E_PRTQF_FLX_PIT_MAX_INDEX 8 +#define I40E_PRTQF_FLX_PIT_SOURCE_OFF_SHIFT 0 +#define I40E_PRTQF_FLX_PIT_SOURCE_OFF_MASK (0x3F << I40E_PRTQF_FLX_PIT_SOURCE_OFF_SHIFT) +#define I40E_PRTQF_FLX_PIT_FSIZE_SHIFT 6 +#define I40E_PRTQF_FLX_PIT_FSIZE_MASK (0xF << I40E_PRTQF_FLX_PIT_FSIZE_SHIFT) +#define I40E_PRTQF_FLX_PIT_DEST_OFF_SHIFT 10 +#define I40E_PRTQF_FLX_PIT_DEST_OFF_MASK (0x3F << I40E_PRTQF_FLX_PIT_DEST_OFF_SHIFT) +#define I40E_VFQF_HENA1(_i, _VF) (0x00230800 + ((_i) * 1024 + (_VF) * 4)) +#define I40E_VFQF_HENA1_MAX_INDEX 1 +#define I40E_VFQF_HENA1_PTYPE_ENA_SHIFT 0 +#define I40E_VFQF_HENA1_PTYPE_ENA_MASK (0xFFFFFFFF << I40E_VFQF_HENA1_PTYPE_ENA_SHIFT) +#define I40E_VFQF_HKEY1(_i, _VF) (0x00228000 + ((_i) * 1024 + (_VF) * 4)) /* _i=0...12, _VF=0...127 */ +#define I40E_VFQF_HKEY1_MAX_INDEX 12 +#define I40E_VFQF_HKEY1_KEY_0_SHIFT 0 +#define I40E_VFQF_HKEY1_KEY_0_MASK (0xFF << I40E_VFQF_HKEY1_KEY_0_SHIFT) +#define I40E_VFQF_HKEY1_KEY_1_SHIFT 8 +#define I40E_VFQF_HKEY1_KEY_1_MASK (0xFF << I40E_VFQF_HKEY1_KEY_1_SHIFT) +#define I40E_VFQF_HKEY1_KEY_2_SHIFT 16 +#define I40E_VFQF_HKEY1_KEY_2_MASK (0xFF << I40E_VFQF_HKEY1_KEY_2_SHIFT) +#define I40E_VFQF_HKEY1_KEY_3_SHIFT 24 +#define I40E_VFQF_HKEY1_KEY_3_MASK (0xFF << I40E_VFQF_HKEY1_KEY_3_SHIFT) +#define I40E_VFQF_HLUT1(_i, _VF) (0x00220000 + ((_i) * 1024 + (_VF) * 4)) /* _i=0...15, _VF=0...127 */ +#define I40E_VFQF_HLUT1_MAX_INDEX 15 +#define I40E_VFQF_HLUT1_LUT0_SHIFT 0 +#define I40E_VFQF_HLUT1_LUT0_MASK (0xF << I40E_VFQF_HLUT1_LUT0_SHIFT) +#define I40E_VFQF_HLUT1_LUT1_SHIFT 8 +#define I40E_VFQF_HLUT1_LUT1_MASK (0xF << I40E_VFQF_HLUT1_LUT1_SHIFT) +#define I40E_VFQF_HLUT1_LUT2_SHIFT 16 +#define I40E_VFQF_HLUT1_LUT2_MASK (0xF << I40E_VFQF_HLUT1_LUT2_SHIFT) +#define I40E_VFQF_HLUT1_LUT3_SHIFT 24 +#define I40E_VFQF_HLUT1_LUT3_MASK (0xF << I40E_VFQF_HLUT1_LUT3_SHIFT) +#define I40E_VFQF_HREGION1(_i, _VF) (0x0022E000 + ((_i) * 1024 + (_VF) * 4)) +#define I40E_VFQF_HREGION1_MAX_INDEX 7 +#define I40E_VFQF_HREGION1_OVERRIDE_ENA_0_SHIFT 0 +#define I40E_VFQF_HREGION1_OVERRIDE_ENA_0_MASK (0x1 << I40E_VFQF_HREGION1_OVERRIDE_ENA_0_SHIFT) +#define I40E_VFQF_HREGION1_REGION_0_SHIFT 1 +#define I40E_VFQF_HREGION1_REGION_0_MASK (0x7 << I40E_VFQF_HREGION1_REGION_0_SHIFT) +#define I40E_VFQF_HREGION1_OVERRIDE_ENA_1_SHIFT 4 +#define I40E_VFQF_HREGION1_OVERRIDE_ENA_1_MASK (0x1 << I40E_VFQF_HREGION1_OVERRIDE_ENA_1_SHIFT) +#define I40E_VFQF_HREGION1_REGION_1_SHIFT 5 +#define I40E_VFQF_HREGION1_REGION_1_MASK (0x7 << I40E_VFQF_HREGION1_REGION_1_SHIFT) +#define I40E_VFQF_HREGION1_OVERRIDE_ENA_2_SHIFT 8 +#define I40E_VFQF_HREGION1_OVERRIDE_ENA_2_MASK (0x1 << I40E_VFQF_HREGION1_OVERRIDE_ENA_2_SHIFT) +#define I40E_VFQF_HREGION1_REGION_2_SHIFT 9 +#define I40E_VFQF_HREGION1_REGION_2_MASK (0x7 << I40E_VFQF_HREGION1_REGION_2_SHIFT) +#define I40E_VFQF_HREGION1_OVERRIDE_ENA_3_SHIFT 12 +#define I40E_VFQF_HREGION1_OVERRIDE_ENA_3_MASK (0x1 << I40E_VFQF_HREGION1_OVERRIDE_ENA_3_SHIFT) +#define I40E_VFQF_HREGION1_REGION_3_SHIFT 13 +#define I40E_VFQF_HREGION1_REGION_3_MASK (0x7 << I40E_VFQF_HREGION1_REGION_3_SHIFT) +#define I40E_VFQF_HREGION1_OVERRIDE_ENA_4_SHIFT 16 +#define I40E_VFQF_HREGION1_OVERRIDE_ENA_4_MASK (0x1 << I40E_VFQF_HREGION1_OVERRIDE_ENA_4_SHIFT) +#define I40E_VFQF_HREGION1_REGION_4_SHIFT 17 +#define I40E_VFQF_HREGION1_REGION_4_MASK (0x7 << I40E_VFQF_HREGION1_REGION_4_SHIFT) +#define I40E_VFQF_HREGION1_OVERRIDE_ENA_5_SHIFT 20 +#define I40E_VFQF_HREGION1_OVERRIDE_ENA_5_MASK (0x1 << I40E_VFQF_HREGION1_OVERRIDE_ENA_5_SHIFT) +#define I40E_VFQF_HREGION1_REGION_5_SHIFT 21 +#define I40E_VFQF_HREGION1_REGION_5_MASK (0x7 << I40E_VFQF_HREGION1_REGION_5_SHIFT) +#define I40E_VFQF_HREGION1_OVERRIDE_ENA_6_SHIFT 24 +#define I40E_VFQF_HREGION1_OVERRIDE_ENA_6_MASK (0x1 << I40E_VFQF_HREGION1_OVERRIDE_ENA_6_SHIFT) +#define I40E_VFQF_HREGION1_REGION_6_SHIFT 25 +#define I40E_VFQF_HREGION1_REGION_6_MASK (0x7 << I40E_VFQF_HREGION1_REGION_6_SHIFT) +#define I40E_VFQF_HREGION1_OVERRIDE_ENA_7_SHIFT 28 +#define I40E_VFQF_HREGION1_OVERRIDE_ENA_7_MASK (0x1 << I40E_VFQF_HREGION1_OVERRIDE_ENA_7_SHIFT) +#define I40E_VFQF_HREGION1_REGION_7_SHIFT 29 +#define I40E_VFQF_HREGION1_REGION_7_MASK (0x7 << I40E_VFQF_HREGION1_REGION_7_SHIFT) +#define I40E_VPQF_CTL(_VF) (0x001C0000 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VPQF_CTL_MAX_INDEX 127 +#define I40E_VPQF_CTL_PEHSIZE_SHIFT 0 +#define I40E_VPQF_CTL_PEHSIZE_MASK (0x1F << I40E_VPQF_CTL_PEHSIZE_SHIFT) +#define I40E_VPQF_CTL_PEDSIZE_SHIFT 5 +#define I40E_VPQF_CTL_PEDSIZE_MASK (0x1F << I40E_VPQF_CTL_PEDSIZE_SHIFT) +#define I40E_VPQF_CTL_FCHSIZE_SHIFT 10 +#define I40E_VPQF_CTL_FCHSIZE_MASK (0xF << I40E_VPQF_CTL_FCHSIZE_SHIFT) +#define I40E_VPQF_CTL_FCDSIZE_SHIFT 14 +#define I40E_VPQF_CTL_FCDSIZE_MASK (0x3 << I40E_VPQF_CTL_FCDSIZE_SHIFT) +#define I40E_VSIQF_CTL(_VSI) (0x0020D800 + ((_VSI) * 4)) /* _i=0...383 */ +#define I40E_VSIQF_CTL_MAX_INDEX 383 +#define I40E_VSIQF_CTL_FCOE_ENA_SHIFT 0 +#define I40E_VSIQF_CTL_FCOE_ENA_MASK (0x1 << I40E_VSIQF_CTL_FCOE_ENA_SHIFT) +#define I40E_VSIQF_CTL_PETCP_ENA_SHIFT 1 +#define I40E_VSIQF_CTL_PETCP_ENA_MASK (0x1 << I40E_VSIQF_CTL_PETCP_ENA_SHIFT) +#define I40E_VSIQF_CTL_PEUUDP_ENA_SHIFT 2 +#define I40E_VSIQF_CTL_PEUUDP_ENA_MASK (0x1 << I40E_VSIQF_CTL_PEUUDP_ENA_SHIFT) +#define I40E_VSIQF_CTL_PEMUDP_ENA_SHIFT 3 +#define I40E_VSIQF_CTL_PEMUDP_ENA_MASK (0x1 << I40E_VSIQF_CTL_PEMUDP_ENA_SHIFT) +#define I40E_VSIQF_CTL_PEUFRAG_ENA_SHIFT 4 +#define I40E_VSIQF_CTL_PEUFRAG_ENA_MASK (0x1 << I40E_VSIQF_CTL_PEUFRAG_ENA_SHIFT) +#define I40E_VSIQF_CTL_PEMFRAG_ENA_SHIFT 5 +#define I40E_VSIQF_CTL_PEMFRAG_ENA_MASK (0x1 << I40E_VSIQF_CTL_PEMFRAG_ENA_SHIFT) +#define I40E_VSIQF_TCREGION(_i, _VSI) (0x00206000 + ((_i) * 2048 + (_VSI) * 4)) +#define I40E_VSIQF_TCREGION_MAX_INDEX 7 +#define I40E_VSIQF_TCREGION_TC_OFFSET_SHIFT 0 +#define I40E_VSIQF_TCREGION_TC_OFFSET_MASK (0x1FF << I40E_VSIQF_TCREGION_TC_OFFSET_SHIFT) +#define I40E_VSIQF_TCREGION_TC_SIZE_SHIFT 9 +#define I40E_VSIQF_TCREGION_TC_SIZE_MASK (0x7 << I40E_VSIQF_TCREGION_TC_SIZE_SHIFT) +#define I40E_VSIQF_TCREGION_TC_OFFSET2_SHIFT 16 +#define I40E_VSIQF_TCREGION_TC_OFFSET2_MASK (0x1FF << I40E_VSIQF_TCREGION_TC_OFFSET2_SHIFT) +#define I40E_VSIQF_TCREGION_TC_SIZE2_SHIFT 25 +#define I40E_VSIQF_TCREGION_TC_SIZE2_MASK (0x7 << I40E_VSIQF_TCREGION_TC_SIZE2_SHIFT) +#define I40E_GL_FCOECRC(_i) (0x00314d80 + ((_i) * 8)) /* _i=0...143 */ +#define I40E_GL_FCOECRC_MAX_INDEX 143 +#define I40E_GL_FCOECRC_FCOECRC_SHIFT 0 +#define I40E_GL_FCOECRC_FCOECRC_MASK (0xFFFFFFFF << I40E_GL_FCOECRC_FCOECRC_SHIFT) +#define I40E_GL_FCOEDDPC(_i) (0x00314480 + ((_i) * 8)) /* _i=0...143 */ +#define I40E_GL_FCOEDDPC_MAX_INDEX 143 +#define I40E_GL_FCOEDDPC_FCOEDDPC_SHIFT 0 +#define I40E_GL_FCOEDDPC_FCOEDDPC_MASK (0xFFFFFFFF << I40E_GL_FCOEDDPC_FCOEDDPC_SHIFT) +#define I40E_GL_FCOEDDPEC(_i) (0x00314900 + ((_i) * 8)) /* _i=0...143 */ +#define I40E_GL_FCOEDDPEC_MAX_INDEX 143 +#define I40E_GL_FCOEDDPEC_CFOEDDPEC_SHIFT 0 +#define I40E_GL_FCOEDDPEC_CFOEDDPEC_MASK (0xFFFFFFFF << I40E_GL_FCOEDDPEC_CFOEDDPEC_SHIFT) +#define I40E_GL_FCOEDIFEC(_i) (0x00318480 + ((_i) * 8)) /* _i=0...143 */ +#define I40E_GL_FCOEDIFEC_MAX_INDEX 143 +#define I40E_GL_FCOEDIFEC_FCOEDIFRC_SHIFT 0 +#define I40E_GL_FCOEDIFEC_FCOEDIFRC_MASK (0xFFFFFFFF << I40E_GL_FCOEDIFEC_FCOEDIFRC_SHIFT) +#define I40E_GL_FCOEDIFRC(_i) (0x00318000 + ((_i) * 8)) /* _i=0...143 */ +#define I40E_GL_FCOEDIFRC_MAX_INDEX 143 +#define I40E_GL_FCOEDIFRC_FCOEDIFRC_SHIFT 0 +#define I40E_GL_FCOEDIFRC_FCOEDIFRC_MASK (0xFFFFFFFF << I40E_GL_FCOEDIFRC_FCOEDIFRC_SHIFT) +#define I40E_GL_FCOEDIFTCL(_i) (0x00354000 + ((_i) * 8)) /* _i=0...143 */ +#define I40E_GL_FCOEDIFTCL_MAX_INDEX 143 +#define I40E_GL_FCOEDIFTCL_FCOEDIFTC_SHIFT 0 +#define I40E_GL_FCOEDIFTCL_FCOEDIFTC_MASK (0xFFFFFFFF << I40E_GL_FCOEDIFTCL_FCOEDIFTC_SHIFT) +#define I40E_GL_FCOEDIXAC(_i) (0x0031c000 + ((_i) * 8)) /* _i=0...143 */ +#define I40E_GL_FCOEDIXAC_MAX_INDEX 143 +#define I40E_GL_FCOEDIXAC_FCOEDIXAC_SHIFT 0 +#define I40E_GL_FCOEDIXAC_FCOEDIXAC_MASK (0xFFFFFFFF << I40E_GL_FCOEDIXAC_FCOEDIXAC_SHIFT) +#define I40E_GL_FCOEDIXEC(_i) (0x0034c000 + ((_i) * 8)) /* _i=0...143 */ +#define I40E_GL_FCOEDIXEC_MAX_INDEX 143 +#define I40E_GL_FCOEDIXEC_FCOEDIXEC_SHIFT 0 +#define I40E_GL_FCOEDIXEC_FCOEDIXEC_MASK (0xFFFFFFFF << I40E_GL_FCOEDIXEC_FCOEDIXEC_SHIFT) +#define I40E_GL_FCOEDIXVC(_i) (0x00350000 + ((_i) * 8)) /* _i=0...143 */ +#define I40E_GL_FCOEDIXVC_MAX_INDEX 143 +#define I40E_GL_FCOEDIXVC_FCOEDIXVC_SHIFT 0 +#define I40E_GL_FCOEDIXVC_FCOEDIXVC_MASK (0xFFFFFFFF << I40E_GL_FCOEDIXVC_FCOEDIXVC_SHIFT) +#define I40E_GL_FCOEDWRCH(_i) (0x00320004 + ((_i) * 8)) /* _i=0...143 */ +#define I40E_GL_FCOEDWRCH_MAX_INDEX 143 +#define I40E_GL_FCOEDWRCH_FCOEDWRCH_SHIFT 0 +#define I40E_GL_FCOEDWRCH_FCOEDWRCH_MASK (0xFFFF << I40E_GL_FCOEDWRCH_FCOEDWRCH_SHIFT) +#define I40E_GL_FCOEDWRCL(_i) (0x00320000 + ((_i) * 8)) /* _i=0...143 */ +#define I40E_GL_FCOEDWRCL_MAX_INDEX 143 +#define I40E_GL_FCOEDWRCL_FCOEDWRCL_SHIFT 0 +#define I40E_GL_FCOEDWRCL_FCOEDWRCL_MASK (0xFFFFFFFF << I40E_GL_FCOEDWRCL_FCOEDWRCL_SHIFT) +#define I40E_GL_FCOEDWTCH(_i) (0x00348084 + ((_i) * 8)) /* _i=0...143 */ +#define I40E_GL_FCOEDWTCH_MAX_INDEX 143 +#define I40E_GL_FCOEDWTCH_FCOEDWTCH_SHIFT 0 +#define I40E_GL_FCOEDWTCH_FCOEDWTCH_MASK (0xFFFF << I40E_GL_FCOEDWTCH_FCOEDWTCH_SHIFT) +#define I40E_GL_FCOEDWTCL(_i) (0x00348080 + ((_i) * 8)) /* _i=0...143 */ +#define I40E_GL_FCOEDWTCL_MAX_INDEX 143 +#define I40E_GL_FCOEDWTCL_FCOEDWTCL_SHIFT 0 +#define I40E_GL_FCOEDWTCL_FCOEDWTCL_MASK (0xFFFFFFFF << I40E_GL_FCOEDWTCL_FCOEDWTCL_SHIFT) +#define I40E_GL_FCOELAST(_i) (0x00314000 + ((_i) * 8)) /* _i=0...143 */ +#define I40E_GL_FCOELAST_MAX_INDEX 143 +#define I40E_GL_FCOELAST_FCOELAST_SHIFT 0 +#define I40E_GL_FCOELAST_FCOELAST_MASK (0xFFFFFFFF << I40E_GL_FCOELAST_FCOELAST_SHIFT) +#define I40E_GL_FCOEPRC(_i) (0x00315200 + ((_i) * 8)) /* _i=0...143 */ +#define I40E_GL_FCOEPRC_MAX_INDEX 143 +#define I40E_GL_FCOEPRC_FCOEPRC_SHIFT 0 +#define I40E_GL_FCOEPRC_FCOEPRC_MASK (0xFFFFFFFF << I40E_GL_FCOEPRC_FCOEPRC_SHIFT) +#define I40E_GL_FCOEPTC(_i) (0x00344C00 + ((_i) * 8)) /* _i=0...143 */ +#define I40E_GL_FCOEPTC_MAX_INDEX 143 +#define I40E_GL_FCOEPTC_FCOEPTC_SHIFT 0 +#define I40E_GL_FCOEPTC_FCOEPTC_MASK (0xFFFFFFFF << I40E_GL_FCOEPTC_FCOEPTC_SHIFT) +#define I40E_GL_FCOERPDC(_i) (0x00324000 + ((_i) * 8)) /* _i=0...143 */ +#define I40E_GL_FCOERPDC_MAX_INDEX 143 +#define I40E_GL_FCOERPDC_FCOERPDC_SHIFT 0 +#define I40E_GL_FCOERPDC_FCOERPDC_MASK (0xFFFFFFFF << I40E_GL_FCOERPDC_FCOERPDC_SHIFT) +#define I40E_GLPRT_BPRCH(_i) (0x003005E4 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_BPRCH_MAX_INDEX 3 +#define I40E_GLPRT_BPRCH_UPRCH_SHIFT 0 +#define I40E_GLPRT_BPRCH_UPRCH_MASK (0xFFFF << I40E_GLPRT_BPRCH_UPRCH_SHIFT) +#define I40E_GLPRT_BPRCL(_i) (0x003005E0 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_BPRCL_MAX_INDEX 3 +#define I40E_GLPRT_BPRCL_UPRCH_SHIFT 0 +#define I40E_GLPRT_BPRCL_UPRCH_MASK (0xFFFFFFFF << I40E_GLPRT_BPRCL_UPRCH_SHIFT) +#define I40E_GLPRT_BPTCH(_i) (0x00300A04 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_BPTCH_MAX_INDEX 3 +#define I40E_GLPRT_BPTCH_UPRCH_SHIFT 0 +#define I40E_GLPRT_BPTCH_UPRCH_MASK (0xFFFF << I40E_GLPRT_BPTCH_UPRCH_SHIFT) +#define I40E_GLPRT_BPTCL(_i) (0x00300A00 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_BPTCL_MAX_INDEX 3 +#define I40E_GLPRT_BPTCL_UPRCH_SHIFT 0 +#define I40E_GLPRT_BPTCL_UPRCH_MASK (0xFFFFFFFF << I40E_GLPRT_BPTCL_UPRCH_SHIFT) +#define I40E_GLPRT_CRCERRS(_i) (0x00300080 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_CRCERRS_MAX_INDEX 3 +#define I40E_GLPRT_CRCERRS_CRCERRS_SHIFT 0 +#define I40E_GLPRT_CRCERRS_CRCERRS_MASK (0xFFFFFFFF << I40E_GLPRT_CRCERRS_CRCERRS_SHIFT) +#define I40E_GLPRT_GORCH(_i) (0x00300004 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_GORCH_MAX_INDEX 3 +#define I40E_GLPRT_GORCH_GORCH_SHIFT 0 +#define I40E_GLPRT_GORCH_GORCH_MASK (0xFFFF << I40E_GLPRT_GORCH_GORCH_SHIFT) +#define I40E_GLPRT_GORCL(_i) (0x00300000 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_GORCL_MAX_INDEX 3 +#define I40E_GLPRT_GORCL_GORCL_SHIFT 0 +#define I40E_GLPRT_GORCL_GORCL_MASK (0xFFFFFFFF << I40E_GLPRT_GORCL_GORCL_SHIFT) +#define I40E_GLPRT_GOTCH(_i) (0x00300684 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_GOTCH_MAX_INDEX 3 +#define I40E_GLPRT_GOTCH_GOTCH_SHIFT 0 +#define I40E_GLPRT_GOTCH_GOTCH_MASK (0xFFFF << I40E_GLPRT_GOTCH_GOTCH_SHIFT) +#define I40E_GLPRT_GOTCL(_i) (0x00300680 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_GOTCL_MAX_INDEX 3 +#define I40E_GLPRT_GOTCL_GOTCL_SHIFT 0 +#define I40E_GLPRT_GOTCL_GOTCL_MASK (0xFFFFFFFF << I40E_GLPRT_GOTCL_GOTCL_SHIFT) +#define I40E_GLPRT_ILLERRC(_i) (0x003000E0 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_ILLERRC_MAX_INDEX 3 +#define I40E_GLPRT_ILLERRC_ILLERRC_SHIFT 0 +#define I40E_GLPRT_ILLERRC_ILLERRC_MASK (0xFFFFFFFF << I40E_GLPRT_ILLERRC_ILLERRC_SHIFT) +#define I40E_GLPRT_LDPC(_i) (0x00300620 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_LDPC_MAX_INDEX 3 +#define I40E_GLPRT_LDPC_LDPC_SHIFT 0 +#define I40E_GLPRT_LDPC_LDPC_MASK (0xFFFFFFFF << I40E_GLPRT_LDPC_LDPC_SHIFT) +#define I40E_GLPRT_LXOFFRXC(_i) (0x00300160 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_LXOFFRXC_MAX_INDEX 3 +#define I40E_GLPRT_LXOFFRXC_LXOFFRXCNT_SHIFT 0 +#define I40E_GLPRT_LXOFFRXC_LXOFFRXCNT_MASK (0xFFFFFFFF << I40E_GLPRT_LXOFFRXC_LXOFFRXCNT_SHIFT) +#define I40E_GLPRT_LXOFFTXC(_i) (0x003009A0 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_LXOFFTXC_MAX_INDEX 3 +#define I40E_GLPRT_LXOFFTXC_LXOFFTXC_SHIFT 0 +#define I40E_GLPRT_LXOFFTXC_LXOFFTXC_MASK (0xFFFFFFFF << I40E_GLPRT_LXOFFTXC_LXOFFTXC_SHIFT) +#define I40E_GLPRT_LXONRXC(_i) (0x00300140 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_LXONRXC_MAX_INDEX 3 +#define I40E_GLPRT_LXONRXC_LXONRXCNT_SHIFT 0 +#define I40E_GLPRT_LXONRXC_LXONRXCNT_MASK (0xFFFFFFFF << I40E_GLPRT_LXONRXC_LXONRXCNT_SHIFT) +#define I40E_GLPRT_LXONTXC(_i) (0x00300980 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_LXONTXC_MAX_INDEX 3 +#define I40E_GLPRT_LXONTXC_LXONTXC_SHIFT 0 +#define I40E_GLPRT_LXONTXC_LXONTXC_MASK (0xFFFFFFFF << I40E_GLPRT_LXONTXC_LXONTXC_SHIFT) +#define I40E_GLPRT_MLFC(_i) (0x00300020 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_MLFC_MAX_INDEX 3 +#define I40E_GLPRT_MLFC_MLFC_SHIFT 0 +#define I40E_GLPRT_MLFC_MLFC_MASK (0xFFFFFFFF << I40E_GLPRT_MLFC_MLFC_SHIFT) +#define I40E_GLPRT_MPRCH(_i) (0x003005C4 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_MPRCH_MAX_INDEX 3 +#define I40E_GLPRT_MPRCH_MPRCH_SHIFT 0 +#define I40E_GLPRT_MPRCH_MPRCH_MASK (0xFFFF << I40E_GLPRT_MPRCH_MPRCH_SHIFT) +#define I40E_GLPRT_MPRCL(_i) (0x003005C0 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_MPRCL_MAX_INDEX 3 +#define I40E_GLPRT_MPRCL_MPRCL_SHIFT 0 +#define I40E_GLPRT_MPRCL_MPRCL_MASK (0xFFFFFFFF << I40E_GLPRT_MPRCL_MPRCL_SHIFT) +#define I40E_GLPRT_MPTCH(_i) (0x003009E4 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_MPTCH_MAX_INDEX 3 +#define I40E_GLPRT_MPTCH_MPTCH_SHIFT 0 +#define I40E_GLPRT_MPTCH_MPTCH_MASK (0xFFFF << I40E_GLPRT_MPTCH_MPTCH_SHIFT) +#define I40E_GLPRT_MPTCL(_i) (0x003009E0 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_MPTCL_MAX_INDEX 3 +#define I40E_GLPRT_MPTCL_MPTCL_SHIFT 0 +#define I40E_GLPRT_MPTCL_MPTCL_MASK (0xFFFFFFFF << I40E_GLPRT_MPTCL_MPTCL_SHIFT) +#define I40E_GLPRT_MRFC(_i) (0x00300040 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_MRFC_MAX_INDEX 3 +#define I40E_GLPRT_MRFC_MRFC_SHIFT 0 +#define I40E_GLPRT_MRFC_MRFC_MASK (0xFFFFFFFF << I40E_GLPRT_MRFC_MRFC_SHIFT) +#define I40E_GLPRT_PRC1023H(_i) (0x00300504 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_PRC1023H_MAX_INDEX 3 +#define I40E_GLPRT_PRC1023H_PRC1023H_SHIFT 0 +#define I40E_GLPRT_PRC1023H_PRC1023H_MASK (0xFFFF << I40E_GLPRT_PRC1023H_PRC1023H_SHIFT) +#define I40E_GLPRT_PRC1023L(_i) (0x00300500 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_PRC1023L_MAX_INDEX 3 +#define I40E_GLPRT_PRC1023L_PRC1023L_SHIFT 0 +#define I40E_GLPRT_PRC1023L_PRC1023L_MASK (0xFFFFFFFF << I40E_GLPRT_PRC1023L_PRC1023L_SHIFT) +#define I40E_GLPRT_PRC127H(_i) (0x003004A4 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_PRC127H_MAX_INDEX 3 +#define I40E_GLPRT_PRC127H_PRC127H_SHIFT 0 +#define I40E_GLPRT_PRC127H_PRC127H_MASK (0xFFFF << I40E_GLPRT_PRC127H_PRC127H_SHIFT) +#define I40E_GLPRT_PRC127L(_i) (0x003004A0 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_PRC127L_MAX_INDEX 3 +#define I40E_GLPRT_PRC127L_PRC127L_SHIFT 0 +#define I40E_GLPRT_PRC127L_PRC127L_MASK (0xFFFFFFFF << I40E_GLPRT_PRC127L_PRC127L_SHIFT) +#define I40E_GLPRT_PRC1522H(_i) (0x00300524 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_PRC1522H_MAX_INDEX 3 +#define I40E_GLPRT_PRC1522H_PRC1522H_SHIFT 0 +#define I40E_GLPRT_PRC1522H_PRC1522H_MASK (0xFFFF << I40E_GLPRT_PRC1522H_PRC1522H_SHIFT) +#define I40E_GLPRT_PRC1522L(_i) (0x00300520 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_PRC1522L_MAX_INDEX 3 +#define I40E_GLPRT_PRC1522L_PRC1522L_SHIFT 0 +#define I40E_GLPRT_PRC1522L_PRC1522L_MASK (0xFFFFFFFF << I40E_GLPRT_PRC1522L_PRC1522L_SHIFT) +#define I40E_GLPRT_PRC255H(_i) (0x003004C4 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_PRC255H_MAX_INDEX 3 +#define I40E_GLPRT_PRC255H_PRTPRC255H_SHIFT 0 +#define I40E_GLPRT_PRC255H_PRTPRC255H_MASK (0xFFFF << I40E_GLPRT_PRC255H_PRTPRC255H_SHIFT) +#define I40E_GLPRT_PRC255L(_i) (0x003004C0 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_PRC255L_MAX_INDEX 3 +#define I40E_GLPRT_PRC255L_PRC255L_SHIFT 0 +#define I40E_GLPRT_PRC255L_PRC255L_MASK (0xFFFFFFFF << I40E_GLPRT_PRC255L_PRC255L_SHIFT) +#define I40E_GLPRT_PRC511H(_i) (0x003004E4 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_PRC511H_MAX_INDEX 3 +#define I40E_GLPRT_PRC511H_PRC511H_SHIFT 0 +#define I40E_GLPRT_PRC511H_PRC511H_MASK (0xFFFF << I40E_GLPRT_PRC511H_PRC511H_SHIFT) +#define I40E_GLPRT_PRC511L(_i) (0x003004E0 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_PRC511L_MAX_INDEX 3 +#define I40E_GLPRT_PRC511L_PRC511L_SHIFT 0 +#define I40E_GLPRT_PRC511L_PRC511L_MASK (0xFFFFFFFF << I40E_GLPRT_PRC511L_PRC511L_SHIFT) +#define I40E_GLPRT_PRC64H(_i) (0x00300484 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_PRC64H_MAX_INDEX 3 +#define I40E_GLPRT_PRC64H_PRC64H_SHIFT 0 +#define I40E_GLPRT_PRC64H_PRC64H_MASK (0xFFFF << I40E_GLPRT_PRC64H_PRC64H_SHIFT) +#define I40E_GLPRT_PRC64L(_i) (0x00300480 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_PRC64L_MAX_INDEX 3 +#define I40E_GLPRT_PRC64L_PRC64L_SHIFT 0 +#define I40E_GLPRT_PRC64L_PRC64L_MASK (0xFFFFFFFF << I40E_GLPRT_PRC64L_PRC64L_SHIFT) +#define I40E_GLPRT_PRC9522H(_i) (0x00300544 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_PRC9522H_MAX_INDEX 3 +#define I40E_GLPRT_PRC9522H_PRC1522H_SHIFT 0 +#define I40E_GLPRT_PRC9522H_PRC1522H_MASK (0xFFFF << I40E_GLPRT_PRC9522H_PRC1522H_SHIFT) +#define I40E_GLPRT_PRC9522L(_i) (0x00300540 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_PRC9522L_MAX_INDEX 3 +#define I40E_GLPRT_PRC9522L_PRC1522L_SHIFT 0 +#define I40E_GLPRT_PRC9522L_PRC1522L_MASK (0xFFFFFFFF << I40E_GLPRT_PRC9522L_PRC1522L_SHIFT) +#define I40E_GLPRT_PTC1023H(_i) (0x00300724 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_PTC1023H_MAX_INDEX 3 +#define I40E_GLPRT_PTC1023H_PTC1023H_SHIFT 0 +#define I40E_GLPRT_PTC1023H_PTC1023H_MASK (0xFFFF << I40E_GLPRT_PTC1023H_PTC1023H_SHIFT) +#define I40E_GLPRT_PTC1023L(_i) (0x00300720 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_PTC1023L_MAX_INDEX 3 +#define I40E_GLPRT_PTC1023L_PTC1023L_SHIFT 0 +#define I40E_GLPRT_PTC1023L_PTC1023L_MASK (0xFFFFFFFF << I40E_GLPRT_PTC1023L_PTC1023L_SHIFT) +#define I40E_GLPRT_PTC127H(_i) (0x003006C4 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_PTC127H_MAX_INDEX 3 +#define I40E_GLPRT_PTC127H_PTC127H_SHIFT 0 +#define I40E_GLPRT_PTC127H_PTC127H_MASK (0xFFFF << I40E_GLPRT_PTC127H_PTC127H_SHIFT) +#define I40E_GLPRT_PTC127L(_i) (0x003006C0 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_PTC127L_MAX_INDEX 3 +#define I40E_GLPRT_PTC127L_PTC127L_SHIFT 0 +#define I40E_GLPRT_PTC127L_PTC127L_MASK (0xFFFFFFFF << I40E_GLPRT_PTC127L_PTC127L_SHIFT) +#define I40E_GLPRT_PTC1522H(_i) (0x00300744 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_PTC1522H_MAX_INDEX 3 +#define I40E_GLPRT_PTC1522H_PTC1522H_SHIFT 0 +#define I40E_GLPRT_PTC1522H_PTC1522H_MASK (0xFFFF << I40E_GLPRT_PTC1522H_PTC1522H_SHIFT) +#define I40E_GLPRT_PTC1522L(_i) (0x00300740 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_PTC1522L_MAX_INDEX 3 +#define I40E_GLPRT_PTC1522L_PTC1522L_SHIFT 0 +#define I40E_GLPRT_PTC1522L_PTC1522L_MASK (0xFFFFFFFF << I40E_GLPRT_PTC1522L_PTC1522L_SHIFT) +#define I40E_GLPRT_PTC255H(_i) (0x003006E4 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_PTC255H_MAX_INDEX 3 +#define I40E_GLPRT_PTC255H_PTC255H_SHIFT 0 +#define I40E_GLPRT_PTC255H_PTC255H_MASK (0xFFFF << I40E_GLPRT_PTC255H_PTC255H_SHIFT) +#define I40E_GLPRT_PTC255L(_i) (0x003006E0 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_PTC255L_MAX_INDEX 3 +#define I40E_GLPRT_PTC255L_PTC255L_SHIFT 0 +#define I40E_GLPRT_PTC255L_PTC255L_MASK (0xFFFFFFFF << I40E_GLPRT_PTC255L_PTC255L_SHIFT) +#define I40E_GLPRT_PTC511H(_i) (0x00300704 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_PTC511H_MAX_INDEX 3 +#define I40E_GLPRT_PTC511H_PTC511H_SHIFT 0 +#define I40E_GLPRT_PTC511H_PTC511H_MASK (0xFFFF << I40E_GLPRT_PTC511H_PTC511H_SHIFT) +#define I40E_GLPRT_PTC511L(_i) (0x00300700 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_PTC511L_MAX_INDEX 3 +#define I40E_GLPRT_PTC511L_PTC511L_SHIFT 0 +#define I40E_GLPRT_PTC511L_PTC511L_MASK (0xFFFFFFFF << I40E_GLPRT_PTC511L_PTC511L_SHIFT) +#define I40E_GLPRT_PTC64H(_i) (0x003006A4 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_PTC64H_MAX_INDEX 3 +#define I40E_GLPRT_PTC64H_PTC64H_SHIFT 0 +#define I40E_GLPRT_PTC64H_PTC64H_MASK (0xFFFF << I40E_GLPRT_PTC64H_PTC64H_SHIFT) +#define I40E_GLPRT_PTC64L(_i) (0x003006A0 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_PTC64L_MAX_INDEX 3 +#define I40E_GLPRT_PTC64L_PTC64L_SHIFT 0 +#define I40E_GLPRT_PTC64L_PTC64L_MASK (0xFFFFFFFF << I40E_GLPRT_PTC64L_PTC64L_SHIFT) +#define I40E_GLPRT_PTC9522H(_i) (0x00300764 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_PTC9522H_MAX_INDEX 3 +#define I40E_GLPRT_PTC9522H_PTC9522H_SHIFT 0 +#define I40E_GLPRT_PTC9522H_PTC9522H_MASK (0xFFFF << I40E_GLPRT_PTC9522H_PTC9522H_SHIFT) +#define I40E_GLPRT_PTC9522L(_i) (0x00300760 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_PTC9522L_MAX_INDEX 3 +#define I40E_GLPRT_PTC9522L_PTC9522L_SHIFT 0 +#define I40E_GLPRT_PTC9522L_PTC9522L_MASK (0xFFFFFFFF << I40E_GLPRT_PTC9522L_PTC9522L_SHIFT) +#define I40E_GLPRT_PXOFFRXC(_i, _j) (0x00300280 + ((_i) * 8 + (_j) * 32)) +#define I40E_GLPRT_PXOFFRXC_MAX_INDEX 3 +#define I40E_GLPRT_PXOFFRXC_PRPXOFFRXCNT_SHIFT 0 +#define I40E_GLPRT_PXOFFRXC_PRPXOFFRXCNT_MASK (0xFFFFFFFF << I40E_GLPRT_PXOFFRXC_PRPXOFFRXCNT_SHIFT) +#define I40E_GLPRT_PXOFFTXC(_i, _j) (0x00300880 + ((_i) * 8 + (_j) * 32)) +#define I40E_GLPRT_PXOFFTXC_MAX_INDEX 3 +#define I40E_GLPRT_PXOFFTXC_PRPXOFFTXCNT_SHIFT 0 +#define I40E_GLPRT_PXOFFTXC_PRPXOFFTXCNT_MASK (0xFFFFFFFF << I40E_GLPRT_PXOFFTXC_PRPXOFFTXCNT_SHIFT) +#define I40E_GLPRT_PXONRXC(_i, _j) (0x00300180 + ((_i) * 8 + (_j) * 32)) +#define I40E_GLPRT_PXONRXC_MAX_INDEX 3 +#define I40E_GLPRT_PXONRXC_PRPXONRXCNT_SHIFT 0 +#define I40E_GLPRT_PXONRXC_PRPXONRXCNT_MASK (0xFFFFFFFF << I40E_GLPRT_PXONRXC_PRPXONRXCNT_SHIFT) +#define I40E_GLPRT_PXONTXC(_i, _j) (0x00300780 + ((_i) * 8 + (_j) * 32)) +#define I40E_GLPRT_PXONTXC_MAX_INDEX 3 +#define I40E_GLPRT_PXONTXC_PRPXONTXC_SHIFT 0 +#define I40E_GLPRT_PXONTXC_PRPXONTXC_MASK (0xFFFFFFFF << I40E_GLPRT_PXONTXC_PRPXONTXC_SHIFT) +#define I40E_GLPRT_RDPC(_i) (0x00300600 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_RDPC_MAX_INDEX 3 +#define I40E_GLPRT_RDPC_RDPC_SHIFT 0 +#define I40E_GLPRT_RDPC_RDPC_MASK (0xFFFFFFFF << I40E_GLPRT_RDPC_RDPC_SHIFT) +#define I40E_GLPRT_RFC(_i) (0x00300560 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_RFC_MAX_INDEX 3 +#define I40E_GLPRT_RFC_RFC_SHIFT 0 +#define I40E_GLPRT_RFC_RFC_MASK (0xFFFFFFFF << I40E_GLPRT_RFC_RFC_SHIFT) +#define I40E_GLPRT_RJC(_i) (0x00300580 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_RJC_MAX_INDEX 3 +#define I40E_GLPRT_RJC_RJC_SHIFT 0 +#define I40E_GLPRT_RJC_RJC_MASK (0xFFFFFFFF << I40E_GLPRT_RJC_RJC_SHIFT) +#define I40E_GLPRT_RLEC(_i) (0x003000A0 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_RLEC_MAX_INDEX 3 +#define I40E_GLPRT_RLEC_RLEC_SHIFT 0 +#define I40E_GLPRT_RLEC_RLEC_MASK (0xFFFFFFFF << I40E_GLPRT_RLEC_RLEC_SHIFT) +#define I40E_GLPRT_ROC(_i) (0x00300120 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_ROC_MAX_INDEX 3 +#define I40E_GLPRT_ROC_ROC_SHIFT 0 +#define I40E_GLPRT_ROC_ROC_MASK (0xFFFFFFFF << I40E_GLPRT_ROC_ROC_SHIFT) +#define I40E_GLPRT_RUC(_i) (0x00300100 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_RUC_MAX_INDEX 3 +#define I40E_GLPRT_RUC_RUC_SHIFT 0 +#define I40E_GLPRT_RUC_RUC_MASK (0xFFFFFFFF << I40E_GLPRT_RUC_RUC_SHIFT) +#define I40E_GLPRT_RUPP(_i) (0x00300660 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_RUPP_MAX_INDEX 3 +#define I40E_GLPRT_RUPP_RUPP_SHIFT 0 +#define I40E_GLPRT_RUPP_RUPP_MASK (0xFFFFFFFF << I40E_GLPRT_RUPP_RUPP_SHIFT) +#define I40E_GLPRT_RXON2OFFCNT(_i, _j) (0x00300380 + ((_i) * 8 + (_j) * 32)) +#define I40E_GLPRT_RXON2OFFCNT_MAX_INDEX 3 +#define I40E_GLPRT_RXON2OFFCNT_PRRXON2OFFCNT_SHIFT 0 +#define I40E_GLPRT_RXON2OFFCNT_PRRXON2OFFCNT_MASK (0xFFFFFFFF << I40E_GLPRT_RXON2OFFCNT_PRRXON2OFFCNT_SHIFT) +#define I40E_GLPRT_STDC(_i) (0x00300640 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_STDC_MAX_INDEX 3 +#define I40E_GLPRT_STDC_STDC_SHIFT 0 +#define I40E_GLPRT_STDC_STDC_MASK (0xFFFFFFFF << I40E_GLPRT_STDC_STDC_SHIFT) +#define I40E_GLPRT_TDOLD(_i) (0x00300A20 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_TDOLD_MAX_INDEX 3 +#define I40E_GLPRT_TDOLD_GLPRT_TDOLD_SHIFT 0 +#define I40E_GLPRT_TDOLD_GLPRT_TDOLD_MASK (0xFFFFFFFF << I40E_GLPRT_TDOLD_GLPRT_TDOLD_SHIFT) +#define I40E_GLPRT_TDPC(_i) (0x00375400 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_TDPC_MAX_INDEX 3 +#define I40E_GLPRT_TDPC_TDPC_SHIFT 0 +#define I40E_GLPRT_TDPC_TDPC_MASK (0xFFFFFFFF << I40E_GLPRT_TDPC_TDPC_SHIFT) +#define I40E_GLPRT_UPRCH(_i) (0x003005A4 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_UPRCH_MAX_INDEX 3 +#define I40E_GLPRT_UPRCH_UPRCH_SHIFT 0 +#define I40E_GLPRT_UPRCH_UPRCH_MASK (0xFFFF << I40E_GLPRT_UPRCH_UPRCH_SHIFT) +#define I40E_GLPRT_UPRCL(_i) (0x003005A0 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_UPRCL_MAX_INDEX 3 +#define I40E_GLPRT_UPRCL_UPRCL_SHIFT 0 +#define I40E_GLPRT_UPRCL_UPRCL_MASK (0xFFFFFFFF << I40E_GLPRT_UPRCL_UPRCL_SHIFT) +#define I40E_GLPRT_UPTCH(_i) (0x003009C4 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_UPTCH_MAX_INDEX 3 +#define I40E_GLPRT_UPTCH_UPTCH_SHIFT 0 +#define I40E_GLPRT_UPTCH_UPTCH_MASK (0xFFFF << I40E_GLPRT_UPTCH_UPTCH_SHIFT) +#define I40E_GLPRT_UPTCL(_i) (0x003009C0 + ((_i) * 8)) /* _i=0...3 */ +#define I40E_GLPRT_UPTCL_MAX_INDEX 3 +#define I40E_GLPRT_UPTCL_VUPTCH_SHIFT 0 +#define I40E_GLPRT_UPTCL_VUPTCH_MASK (0xFFFFFFFF << I40E_GLPRT_UPTCL_VUPTCH_SHIFT) +#define I40E_GLSW_BPRCH(_i) (0x00370104 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLSW_BPRCH_MAX_INDEX 15 +#define I40E_GLSW_BPRCH_BPRCH_SHIFT 0 +#define I40E_GLSW_BPRCH_BPRCH_MASK (0xFFFF << I40E_GLSW_BPRCH_BPRCH_SHIFT) +#define I40E_GLSW_BPRCL(_i) (0x00370100 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLSW_BPRCL_MAX_INDEX 15 +#define I40E_GLSW_BPRCL_BPRCL_SHIFT 0 +#define I40E_GLSW_BPRCL_BPRCL_MASK (0xFFFFFFFF << I40E_GLSW_BPRCL_BPRCL_SHIFT) +#define I40E_GLSW_BPTCH(_i) (0x00340104 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLSW_BPTCH_MAX_INDEX 15 +#define I40E_GLSW_BPTCH_BPTCH_SHIFT 0 +#define I40E_GLSW_BPTCH_BPTCH_MASK (0xFFFF << I40E_GLSW_BPTCH_BPTCH_SHIFT) +#define I40E_GLSW_BPTCL(_i) (0x00340100 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLSW_BPTCL_MAX_INDEX 15 +#define I40E_GLSW_BPTCL_BPTCL_SHIFT 0 +#define I40E_GLSW_BPTCL_BPTCL_MASK (0xFFFFFFFF << I40E_GLSW_BPTCL_BPTCL_SHIFT) +#define I40E_GLSW_GORCH(_i) (0x0035C004 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLSW_GORCH_MAX_INDEX 15 +#define I40E_GLSW_GORCH_GORCH_SHIFT 0 +#define I40E_GLSW_GORCH_GORCH_MASK (0xFFFF << I40E_GLSW_GORCH_GORCH_SHIFT) +#define I40E_GLSW_GORCL(_i) (0x0035c000 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLSW_GORCL_MAX_INDEX 15 +#define I40E_GLSW_GORCL_GORCL_SHIFT 0 +#define I40E_GLSW_GORCL_GORCL_MASK (0xFFFFFFFF << I40E_GLSW_GORCL_GORCL_SHIFT) +#define I40E_GLSW_GOTCH(_i) (0x0032C004 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLSW_GOTCH_MAX_INDEX 15 +#define I40E_GLSW_GOTCH_GOTCH_SHIFT 0 +#define I40E_GLSW_GOTCH_GOTCH_MASK (0xFFFF << I40E_GLSW_GOTCH_GOTCH_SHIFT) +#define I40E_GLSW_GOTCL(_i) (0x0032c000 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLSW_GOTCL_MAX_INDEX 15 +#define I40E_GLSW_GOTCL_GOTCL_SHIFT 0 +#define I40E_GLSW_GOTCL_GOTCL_MASK (0xFFFFFFFF << I40E_GLSW_GOTCL_GOTCL_SHIFT) +#define I40E_GLSW_MPRCH(_i) (0x00370084 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLSW_MPRCH_MAX_INDEX 15 +#define I40E_GLSW_MPRCH_MPRCH_SHIFT 0 +#define I40E_GLSW_MPRCH_MPRCH_MASK (0xFFFF << I40E_GLSW_MPRCH_MPRCH_SHIFT) +#define I40E_GLSW_MPRCL(_i) (0x00370080 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLSW_MPRCL_MAX_INDEX 15 +#define I40E_GLSW_MPRCL_MPRCL_SHIFT 0 +#define I40E_GLSW_MPRCL_MPRCL_MASK (0xFFFFFFFF << I40E_GLSW_MPRCL_MPRCL_SHIFT) +#define I40E_GLSW_MPTCH(_i) (0x00340084 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLSW_MPTCH_MAX_INDEX 15 +#define I40E_GLSW_MPTCH_MPTCH_SHIFT 0 +#define I40E_GLSW_MPTCH_MPTCH_MASK (0xFFFF << I40E_GLSW_MPTCH_MPTCH_SHIFT) +#define I40E_GLSW_MPTCL(_i) (0x00340080 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLSW_MPTCL_MAX_INDEX 15 +#define I40E_GLSW_MPTCL_MPTCL_SHIFT 0 +#define I40E_GLSW_MPTCL_MPTCL_MASK (0xFFFFFFFF << I40E_GLSW_MPTCL_MPTCL_SHIFT) +#define I40E_GLSW_RUPP(_i) (0x00370180 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLSW_RUPP_MAX_INDEX 15 +#define I40E_GLSW_RUPP_RUPP_SHIFT 0 +#define I40E_GLSW_RUPP_RUPP_MASK (0xFFFFFFFF << I40E_GLSW_RUPP_RUPP_SHIFT) +#define I40E_GLSW_TDPC(_i) (0x00348000 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLSW_TDPC_MAX_INDEX 15 +#define I40E_GLSW_TDPC_TDPC_SHIFT 0 +#define I40E_GLSW_TDPC_TDPC_MASK (0xFFFFFFFF << I40E_GLSW_TDPC_TDPC_SHIFT) +#define I40E_GLSW_UPRCH(_i) (0x00370004 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLSW_UPRCH_MAX_INDEX 15 +#define I40E_GLSW_UPRCH_UPRCH_SHIFT 0 +#define I40E_GLSW_UPRCH_UPRCH_MASK (0xFFFF << I40E_GLSW_UPRCH_UPRCH_SHIFT) +#define I40E_GLSW_UPRCL(_i) (0x00370000 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLSW_UPRCL_MAX_INDEX 15 +#define I40E_GLSW_UPRCL_UPRCL_SHIFT 0 +#define I40E_GLSW_UPRCL_UPRCL_MASK (0xFFFFFFFF << I40E_GLSW_UPRCL_UPRCL_SHIFT) +#define I40E_GLSW_UPTCH(_i) (0x00340004 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLSW_UPTCH_MAX_INDEX 15 +#define I40E_GLSW_UPTCH_UPTCH_SHIFT 0 +#define I40E_GLSW_UPTCH_UPTCH_MASK (0xFFFF << I40E_GLSW_UPTCH_UPTCH_SHIFT) +#define I40E_GLSW_UPTCL(_i) (0x00340000 + ((_i) * 8)) /* _i=0...15 */ +#define I40E_GLSW_UPTCL_MAX_INDEX 15 +#define I40E_GLSW_UPTCL_UPTCL_SHIFT 0 +#define I40E_GLSW_UPTCL_UPTCL_MASK (0xFFFFFFFF << I40E_GLSW_UPTCL_UPTCL_SHIFT) +#define I40E_GLV_BPRCH(_i) (0x0036D804 + ((_i) * 8)) /* _i=0...383 */ +#define I40E_GLV_BPRCH_MAX_INDEX 383 +#define I40E_GLV_BPRCH_BPRCH_SHIFT 0 +#define I40E_GLV_BPRCH_BPRCH_MASK (0xFFFF << I40E_GLV_BPRCH_BPRCH_SHIFT) +#define I40E_GLV_BPRCL(_i) (0x0036d800 + ((_i) * 8)) /* _i=0...383 */ +#define I40E_GLV_BPRCL_MAX_INDEX 383 +#define I40E_GLV_BPRCL_BPRCL_SHIFT 0 +#define I40E_GLV_BPRCL_BPRCL_MASK (0xFFFFFFFF << I40E_GLV_BPRCL_BPRCL_SHIFT) +#define I40E_GLV_BPTCH(_i) (0x0033D804 + ((_i) * 8)) /* _i=0...383 */ +#define I40E_GLV_BPTCH_MAX_INDEX 383 +#define I40E_GLV_BPTCH_BPTCH_SHIFT 0 +#define I40E_GLV_BPTCH_BPTCH_MASK (0xFFFF << I40E_GLV_BPTCH_BPTCH_SHIFT) +#define I40E_GLV_BPTCL(_i) (0x0033d800 + ((_i) * 8)) /* _i=0...383 */ +#define I40E_GLV_BPTCL_MAX_INDEX 383 +#define I40E_GLV_BPTCL_BPTCL_SHIFT 0 +#define I40E_GLV_BPTCL_BPTCL_MASK (0xFFFFFFFF << I40E_GLV_BPTCL_BPTCL_SHIFT) +#define I40E_GLV_GORCH(_i) (0x00358004 + ((_i) * 8)) /* _i=0...383 */ +#define I40E_GLV_GORCH_MAX_INDEX 383 +#define I40E_GLV_GORCH_GORCH_SHIFT 0 +#define I40E_GLV_GORCH_GORCH_MASK (0xFFFF << I40E_GLV_GORCH_GORCH_SHIFT) +#define I40E_GLV_GORCL(_i) (0x00358000 + ((_i) * 8)) /* _i=0...383 */ +#define I40E_GLV_GORCL_MAX_INDEX 383 +#define I40E_GLV_GORCL_GORCL_SHIFT 0 +#define I40E_GLV_GORCL_GORCL_MASK (0xFFFFFFFF << I40E_GLV_GORCL_GORCL_SHIFT) +#define I40E_GLV_GOTCH(_i) (0x00328004 + ((_i) * 8)) /* _i=0...383 */ +#define I40E_GLV_GOTCH_MAX_INDEX 383 +#define I40E_GLV_GOTCH_GOTCH_SHIFT 0 +#define I40E_GLV_GOTCH_GOTCH_MASK (0xFFFF << I40E_GLV_GOTCH_GOTCH_SHIFT) +#define I40E_GLV_GOTCL(_i) (0x00328000 + ((_i) * 8)) /* _i=0...383 */ +#define I40E_GLV_GOTCL_MAX_INDEX 383 +#define I40E_GLV_GOTCL_GOTCL_SHIFT 0 +#define I40E_GLV_GOTCL_GOTCL_MASK (0xFFFFFFFF << I40E_GLV_GOTCL_GOTCL_SHIFT) +#define I40E_GLV_MPRCH(_i) (0x0036CC04 + ((_i) * 8)) /* _i=0...383 */ +#define I40E_GLV_MPRCH_MAX_INDEX 383 +#define I40E_GLV_MPRCH_MPRCH_SHIFT 0 +#define I40E_GLV_MPRCH_MPRCH_MASK (0xFFFF << I40E_GLV_MPRCH_MPRCH_SHIFT) +#define I40E_GLV_MPRCL(_i) (0x0036cc00 + ((_i) * 8)) /* _i=0...383 */ +#define I40E_GLV_MPRCL_MAX_INDEX 383 +#define I40E_GLV_MPRCL_MPRCL_SHIFT 0 +#define I40E_GLV_MPRCL_MPRCL_MASK (0xFFFFFFFF << I40E_GLV_MPRCL_MPRCL_SHIFT) +#define I40E_GLV_MPTCH(_i) (0x0033CC04 + ((_i) * 8)) /* _i=0...383 */ +#define I40E_GLV_MPTCH_MAX_INDEX 383 +#define I40E_GLV_MPTCH_MPTCH_SHIFT 0 +#define I40E_GLV_MPTCH_MPTCH_MASK (0xFFFF << I40E_GLV_MPTCH_MPTCH_SHIFT) +#define I40E_GLV_MPTCL(_i) (0x0033cc00 + ((_i) * 8)) /* _i=0...383 */ +#define I40E_GLV_MPTCL_MAX_INDEX 383 +#define I40E_GLV_MPTCL_MPTCL_SHIFT 0 +#define I40E_GLV_MPTCL_MPTCL_MASK (0xFFFFFFFF << I40E_GLV_MPTCL_MPTCL_SHIFT) +#define I40E_GLV_RDPC(_i) (0x00310000 + ((_i) * 8)) /* _i=0...383 */ +#define I40E_GLV_RDPC_MAX_INDEX 383 +#define I40E_GLV_RDPC_RDPC_SHIFT 0 +#define I40E_GLV_RDPC_RDPC_MASK (0xFFFFFFFF << I40E_GLV_RDPC_RDPC_SHIFT) +#define I40E_GLV_RUPP(_i) (0x0036E400 + ((_i) * 8)) /* _i=0...383 */ +#define I40E_GLV_RUPP_MAX_INDEX 383 +#define I40E_GLV_RUPP_RUPP_SHIFT 0 +#define I40E_GLV_RUPP_RUPP_MASK (0xFFFFFFFF << I40E_GLV_RUPP_RUPP_SHIFT) +#define I40E_GLV_TEPC(_VSI) (0x00344000 + ((_VSI) * 8)) /* _i=0...383 */ +#define I40E_GLV_TEPC_MAX_INDEX 383 +#define I40E_GLV_TEPC_TEPC_SHIFT 0 +#define I40E_GLV_TEPC_TEPC_MASK (0xFFFFFFFF << I40E_GLV_TEPC_TEPC_SHIFT) +#define I40E_GLV_UPRCH(_i) (0x0036C004 + ((_i) * 8)) /* _i=0...383 */ +#define I40E_GLV_UPRCH_MAX_INDEX 383 +#define I40E_GLV_UPRCH_UPRCH_SHIFT 0 +#define I40E_GLV_UPRCH_UPRCH_MASK (0xFFFF << I40E_GLV_UPRCH_UPRCH_SHIFT) +#define I40E_GLV_UPRCL(_i) (0x0036c000 + ((_i) * 8)) /* _i=0...383 */ +#define I40E_GLV_UPRCL_MAX_INDEX 383 +#define I40E_GLV_UPRCL_UPRCL_SHIFT 0 +#define I40E_GLV_UPRCL_UPRCL_MASK (0xFFFFFFFF << I40E_GLV_UPRCL_UPRCL_SHIFT) +#define I40E_GLV_UPTCH(_i) (0x0033C004 + ((_i) * 8)) /* _i=0...383 */ +#define I40E_GLV_UPTCH_MAX_INDEX 383 +#define I40E_GLV_UPTCH_GLVUPTCH_SHIFT 0 +#define I40E_GLV_UPTCH_GLVUPTCH_MASK (0xFFFF << I40E_GLV_UPTCH_GLVUPTCH_SHIFT) +#define I40E_GLV_UPTCL(_i) (0x0033c000 + ((_i) * 8)) /* _i=0...383 */ +#define I40E_GLV_UPTCL_MAX_INDEX 383 +#define I40E_GLV_UPTCL_UPTCL_SHIFT 0 +#define I40E_GLV_UPTCL_UPTCL_MASK (0xFFFFFFFF << I40E_GLV_UPTCL_UPTCL_SHIFT) +#define I40E_GLVEBTC_RBCH(_i, _j) (0x00364004 + ((_i) * 8 + (_j) * 64)) /* _i=0...7, _j=0...15 */ +#define I40E_GLVEBTC_RBCH_MAX_INDEX 7 +#define I40E_GLVEBTC_RBCH_TCBCH_SHIFT 0 +#define I40E_GLVEBTC_RBCH_TCBCH_MASK (0xFFFF << I40E_GLVEBTC_RBCH_TCBCH_SHIFT) +#define I40E_GLVEBTC_RBCL(_i, _j) (0x00364000 + ((_i) * 8 + (_j) * 64)) /* _i=0...7, _j=0...15 */ +#define I40E_GLVEBTC_RBCL_MAX_INDEX 7 +#define I40E_GLVEBTC_RBCL_TCBCL_SHIFT 0 +#define I40E_GLVEBTC_RBCL_TCBCL_MASK (0xFFFFFFFF << I40E_GLVEBTC_RBCL_TCBCL_SHIFT) +#define I40E_GLVEBTC_RPCH(_i, _j) (0x00368004 + ((_i) * 8 + (_j) * 64)) /* _i=0...7, _j=0...15 */ +#define I40E_GLVEBTC_RPCH_MAX_INDEX 7 +#define I40E_GLVEBTC_RPCH_TCPCH_SHIFT 0 +#define I40E_GLVEBTC_RPCH_TCPCH_MASK (0xFFFF << I40E_GLVEBTC_RPCH_TCPCH_SHIFT) +#define I40E_GLVEBTC_RPCL(_i, _j) (0x00368000 + ((_i) * 8 + (_j) * 64)) /* _i=0...7, _j=0...15 */ +#define I40E_GLVEBTC_RPCL_MAX_INDEX 7 +#define I40E_GLVEBTC_RPCL_TCPCL_SHIFT 0 +#define I40E_GLVEBTC_RPCL_TCPCL_MASK (0xFFFFFFFF << I40E_GLVEBTC_RPCL_TCPCL_SHIFT) +#define I40E_GLVEBTC_TBCH(_i, _j) (0x00334004 + ((_i) * 8 + (_j) * 64)) /* _i=0...7, _j=0...15 */ +#define I40E_GLVEBTC_TBCH_MAX_INDEX 7 +#define I40E_GLVEBTC_TBCH_TCBCH_SHIFT 0 +#define I40E_GLVEBTC_TBCH_TCBCH_MASK (0xFFFF << I40E_GLVEBTC_TBCH_TCBCH_SHIFT) +#define I40E_GLVEBTC_TBCL(_i, _j) (0x00334000 + ((_i) * 8 + (_j) * 64)) /* _i=0...7, _j=0...15 */ +#define I40E_GLVEBTC_TBCL_MAX_INDEX 7 +#define I40E_GLVEBTC_TBCL_TCBCL_SHIFT 0 +#define I40E_GLVEBTC_TBCL_TCBCL_MASK (0xFFFFFFFF << I40E_GLVEBTC_TBCL_TCBCL_SHIFT) +#define I40E_GLVEBTC_TPCH(_i, _j) (0x00338004 + ((_i) * 8 + (_j) * 64)) /* _i=0...7, _j=0...15 */ +#define I40E_GLVEBTC_TPCH_MAX_INDEX 7 +#define I40E_GLVEBTC_TPCH_TCPCH_SHIFT 0 +#define I40E_GLVEBTC_TPCH_TCPCH_MASK (0xFFFF << I40E_GLVEBTC_TPCH_TCPCH_SHIFT) +#define I40E_GLVEBTC_TPCL(_i, _j) (0x00338000 + ((_i) * 8 + (_j) * 64)) /* _i=0...7, _j=0...15 */ +#define I40E_GLVEBTC_TPCL_MAX_INDEX 7 +#define I40E_GLVEBTC_TPCL_TCPCL_SHIFT 0 +#define I40E_GLVEBTC_TPCL_TCPCL_MASK (0xFFFFFFFF << I40E_GLVEBTC_TPCL_TCPCL_SHIFT) +#define I40E_GLVEBVL_BPCH(_i) (0x00374804 + ((_i) * 8)) /* _i=0...127 */ +#define I40E_GLVEBVL_BPCH_MAX_INDEX 127 +#define I40E_GLVEBVL_BPCH_VLBPCH_SHIFT 0 +#define I40E_GLVEBVL_BPCH_VLBPCH_MASK (0xFFFF << I40E_GLVEBVL_BPCH_VLBPCH_SHIFT) +#define I40E_GLVEBVL_BPCL(_i) (0x00374800 + ((_i) * 8)) /* _i=0...127 */ +#define I40E_GLVEBVL_BPCL_MAX_INDEX 127 +#define I40E_GLVEBVL_BPCL_VLBPCL_SHIFT 0 +#define I40E_GLVEBVL_BPCL_VLBPCL_MASK (0xFFFFFFFF << I40E_GLVEBVL_BPCL_VLBPCL_SHIFT) +#define I40E_GLVEBVL_GORCH(_i) (0x00360004 + ((_i) * 8)) /* _i=0...127 */ +#define I40E_GLVEBVL_GORCH_MAX_INDEX 127 +#define I40E_GLVEBVL_GORCH_VLBCH_SHIFT 0 +#define I40E_GLVEBVL_GORCH_VLBCH_MASK (0xFFFF << I40E_GLVEBVL_GORCH_VLBCH_SHIFT) +#define I40E_GLVEBVL_GORCL(_i) (0x00360000 + ((_i) * 8)) /* _i=0...127 */ +#define I40E_GLVEBVL_GORCL_MAX_INDEX 127 +#define I40E_GLVEBVL_GORCL_VLBCL_SHIFT 0 +#define I40E_GLVEBVL_GORCL_VLBCL_MASK (0xFFFFFFFF << I40E_GLVEBVL_GORCL_VLBCL_SHIFT) +#define I40E_GLVEBVL_GOTCH(_i) (0x00330004 + ((_i) * 8)) /* _i=0...127 */ +#define I40E_GLVEBVL_GOTCH_MAX_INDEX 127 +#define I40E_GLVEBVL_GOTCH_VLBCH_SHIFT 0 +#define I40E_GLVEBVL_GOTCH_VLBCH_MASK (0xFFFF << I40E_GLVEBVL_GOTCH_VLBCH_SHIFT) +#define I40E_GLVEBVL_GOTCL(_i) (0x00330000 + ((_i) * 8)) /* _i=0...127 */ +#define I40E_GLVEBVL_GOTCL_MAX_INDEX 127 +#define I40E_GLVEBVL_GOTCL_VLBCL_SHIFT 0 +#define I40E_GLVEBVL_GOTCL_VLBCL_MASK (0xFFFFFFFF << I40E_GLVEBVL_GOTCL_VLBCL_SHIFT) +#define I40E_GLVEBVL_MPCH(_i) (0x00374404 + ((_i) * 8)) /* _i=0...127 */ +#define I40E_GLVEBVL_MPCH_MAX_INDEX 127 +#define I40E_GLVEBVL_MPCH_VLMPCH_SHIFT 0 +#define I40E_GLVEBVL_MPCH_VLMPCH_MASK (0xFFFF << I40E_GLVEBVL_MPCH_VLMPCH_SHIFT) +#define I40E_GLVEBVL_MPCL(_i) (0x00374400 + ((_i) * 8)) /* _i=0...127 */ +#define I40E_GLVEBVL_MPCL_MAX_INDEX 127 +#define I40E_GLVEBVL_MPCL_VLMPCL_SHIFT 0 +#define I40E_GLVEBVL_MPCL_VLMPCL_MASK (0xFFFFFFFF << I40E_GLVEBVL_MPCL_VLMPCL_SHIFT) +#define I40E_GLVEBVL_UPCH(_i) (0x00374004 + ((_i) * 8)) /* _i=0...127 */ +#define I40E_GLVEBVL_UPCH_MAX_INDEX 127 +#define I40E_GLVEBVL_UPCH_VLUPCH_SHIFT 0 +#define I40E_GLVEBVL_UPCH_VLUPCH_MASK (0xFFFF << I40E_GLVEBVL_UPCH_VLUPCH_SHIFT) +#define I40E_GLVEBVL_UPCL(_i) (0x00374000 + ((_i) * 8)) /* _i=0...127 */ +#define I40E_GLVEBVL_UPCL_MAX_INDEX 127 +#define I40E_GLVEBVL_UPCL_VLUPCL_SHIFT 0 +#define I40E_GLVEBVL_UPCL_VLUPCL_MASK (0xFFFFFFFF << I40E_GLVEBVL_UPCL_VLUPCL_SHIFT) +#define I40E_GL_MTG_FLU_MSK_H 0x00269F4C +#define I40E_GL_MTG_FLU_MSK_H_MASK_HIGH_SHIFT 0 +#define I40E_GL_MTG_FLU_MSK_H_MASK_HIGH_MASK (0xFFFF << I40E_GL_MTG_FLU_MSK_H_MASK_HIGH_SHIFT) +#define I40E_GL_MTG_FLU_MSK_L 0x00269F44 +#define I40E_GL_MTG_FLU_MSK_L_MASK_LOW_SHIFT 0 +#define I40E_GL_MTG_FLU_MSK_L_MASK_LOW_MASK (0xFFFFFFFF << I40E_GL_MTG_FLU_MSK_L_MASK_LOW_SHIFT) +#define I40E_GL_SWR_DEF_ACT(_i) (0x0026CF00 + ((_i) * 4)) /* _i=0...25 */ +#define I40E_GL_SWR_DEF_ACT_MAX_INDEX 25 +#define I40E_GL_SWR_DEF_ACT_DEF_ACTION_SHIFT 0 +#define I40E_GL_SWR_DEF_ACT_DEF_ACTION_MASK (0xFFFFFFFF << I40E_GL_SWR_DEF_ACT_DEF_ACTION_SHIFT) +#define I40E_GL_SWR_DEF_ACT_EN 0x0026CF84 +#define I40E_GL_SWR_DEF_ACT_EN_DEF_ACT_EN_BITMAP_SHIFT 0 +#define I40E_GL_SWR_DEF_ACT_EN_DEF_ACT_EN_BITMAP_MASK (0xFFFFFFFF << I40E_GL_SWR_DEF_ACT_EN_DEF_ACT_EN_BITMAP_SHIFT) +#define I40E_PRT_MSCCNT 0x00256BA0 +#define I40E_PRT_MSCCNT_CCOUNT_SHIFT 0 +#define I40E_PRT_MSCCNT_CCOUNT_MASK (0x1FFFFFF << I40E_PRT_MSCCNT_CCOUNT_SHIFT) +#define I40E_PRT_SCSTS 0x00256C20 +#define I40E_PRT_SCSTS_BSCA_SHIFT 0 +#define I40E_PRT_SCSTS_BSCA_MASK (0x1 << I40E_PRT_SCSTS_BSCA_SHIFT) +#define I40E_PRT_SCSTS_BSCAP_SHIFT 1 +#define I40E_PRT_SCSTS_BSCAP_MASK (0x1 << I40E_PRT_SCSTS_BSCAP_SHIFT) +#define I40E_PRT_SCSTS_MSCA_SHIFT 2 +#define I40E_PRT_SCSTS_MSCA_MASK (0x1 << I40E_PRT_SCSTS_MSCA_SHIFT) +#define I40E_PRT_SCSTS_MSCAP_SHIFT 3 +#define I40E_PRT_SCSTS_MSCAP_MASK (0x1 << I40E_PRT_SCSTS_MSCAP_SHIFT) +#define I40E_PRT_SWT_BSCCNT 0x00256C60 +#define I40E_PRT_SWT_BSCCNT_CCOUNT_SHIFT 0 +#define I40E_PRT_SWT_BSCCNT_CCOUNT_MASK (0x1FFFFFF << I40E_PRT_SWT_BSCCNT_CCOUNT_SHIFT) +#define I40E_PRTTSYN_ADJ 0x001E4280 +#define I40E_PRTTSYN_ADJ_TSYNADJ_SHIFT 0 +#define I40E_PRTTSYN_ADJ_TSYNADJ_MASK (0x7FFFFFFF << I40E_PRTTSYN_ADJ_TSYNADJ_SHIFT) +#define I40E_PRTTSYN_ADJ_SIGN_SHIFT 31 +#define I40E_PRTTSYN_ADJ_SIGN_MASK (0x1 << I40E_PRTTSYN_ADJ_SIGN_SHIFT) +#define I40E_PRTTSYN_AUX_0(_i) (0x001E42A0 + ((_i) * 32)) /* _i=0...1 */ +#define I40E_PRTTSYN_AUX_0_MAX_INDEX 1 +#define I40E_PRTTSYN_AUX_0_OUT_ENA_SHIFT 0 +#define I40E_PRTTSYN_AUX_0_OUT_ENA_MASK (0x1 << I40E_PRTTSYN_AUX_0_OUT_ENA_SHIFT) +#define I40E_PRTTSYN_AUX_0_OUTMOD_SHIFT 1 +#define I40E_PRTTSYN_AUX_0_OUTMOD_MASK (0x3 << I40E_PRTTSYN_AUX_0_OUTMOD_SHIFT) +#define I40E_PRTTSYN_AUX_0_OUTLVL_SHIFT 3 +#define I40E_PRTTSYN_AUX_0_OUTLVL_MASK (0x1 << I40E_PRTTSYN_AUX_0_OUTLVL_SHIFT) +#define I40E_PRTTSYN_AUX_0_PULSEW_SHIFT 8 +#define I40E_PRTTSYN_AUX_0_PULSEW_MASK (0xF << I40E_PRTTSYN_AUX_0_PULSEW_SHIFT) +#define I40E_PRTTSYN_AUX_0_EVNTLVL_SHIFT 16 +#define I40E_PRTTSYN_AUX_0_EVNTLVL_MASK (0x3 << I40E_PRTTSYN_AUX_0_EVNTLVL_SHIFT) +#define I40E_PRTTSYN_AUX_1(_i) (0x001E42E0 + ((_i) * 32)) /* _i=0...1 */ +#define I40E_PRTTSYN_AUX_1_MAX_INDEX 1 +#define I40E_PRTTSYN_AUX_1_INSTNT_SHIFT 0 +#define I40E_PRTTSYN_AUX_1_INSTNT_MASK (0x1 << I40E_PRTTSYN_AUX_1_INSTNT_SHIFT) +#define I40E_PRTTSYN_AUX_1_SAMPLE_TIME_SHIFT 1 +#define I40E_PRTTSYN_AUX_1_SAMPLE_TIME_MASK (0x1 << I40E_PRTTSYN_AUX_1_SAMPLE_TIME_SHIFT) +#define I40E_PRTTSYN_CLKO(_i) (0x001E4240 + ((_i) * 32)) /* _i=0...1 */ +#define I40E_PRTTSYN_CLKO_MAX_INDEX 1 +#define I40E_PRTTSYN_CLKO_TSYNCLKO_SHIFT 0 +#define I40E_PRTTSYN_CLKO_TSYNCLKO_MASK (0xFFFFFFFF << I40E_PRTTSYN_CLKO_TSYNCLKO_SHIFT) +#define I40E_PRTTSYN_CTL0 0x001E4200 +#define I40E_PRTTSYN_CTL0_CLEAR_TSYNTIMER_SHIFT 0 +#define I40E_PRTTSYN_CTL0_CLEAR_TSYNTIMER_MASK (0x1 << I40E_PRTTSYN_CTL0_CLEAR_TSYNTIMER_SHIFT) +#define I40E_PRTTSYN_CTL0_TXTIME_INT_ENA_SHIFT 1 +#define I40E_PRTTSYN_CTL0_TXTIME_INT_ENA_MASK (0x1 << I40E_PRTTSYN_CTL0_TXTIME_INT_ENA_SHIFT) +#define I40E_PRTTSYN_CTL0_EVENT_INT_ENA_SHIFT 2 +#define I40E_PRTTSYN_CTL0_EVENT_INT_ENA_MASK (0x1 << I40E_PRTTSYN_CTL0_EVENT_INT_ENA_SHIFT) +#define I40E_PRTTSYN_CTL0_TGT_INT_ENA_SHIFT 3 +#define I40E_PRTTSYN_CTL0_TGT_INT_ENA_MASK (0x1 << I40E_PRTTSYN_CTL0_TGT_INT_ENA_SHIFT) +#define I40E_PRTTSYN_CTL0_PF_ID_SHIFT 8 +#define I40E_PRTTSYN_CTL0_PF_ID_MASK (0xF << I40E_PRTTSYN_CTL0_PF_ID_SHIFT) +#define I40E_PRTTSYN_CTL0_TSYNACT_SHIFT 12 +#define I40E_PRTTSYN_CTL0_TSYNACT_MASK (0x3 << I40E_PRTTSYN_CTL0_TSYNACT_SHIFT) +#define I40E_PRTTSYN_CTL0_TSYNENA_SHIFT 31 +#define I40E_PRTTSYN_CTL0_TSYNENA_MASK (0x1 << I40E_PRTTSYN_CTL0_TSYNENA_SHIFT) +#define I40E_PRTTSYN_CTL1 0x00085020 +#define I40E_PRTTSYN_CTL1_V1MESSTYPE0_SHIFT 0 +#define I40E_PRTTSYN_CTL1_V1MESSTYPE0_MASK (0xFF << I40E_PRTTSYN_CTL1_V1MESSTYPE0_SHIFT) +#define I40E_PRTTSYN_CTL1_V1MESSTYPE1_SHIFT 8 +#define I40E_PRTTSYN_CTL1_V1MESSTYPE1_MASK (0xFF << I40E_PRTTSYN_CTL1_V1MESSTYPE1_SHIFT) +#define I40E_PRTTSYN_CTL1_V2MESSTYPE0_SHIFT 16 +#define I40E_PRTTSYN_CTL1_V2MESSTYPE0_MASK (0xF << I40E_PRTTSYN_CTL1_V2MESSTYPE0_SHIFT) +#define I40E_PRTTSYN_CTL1_V2MESSTYPE1_SHIFT 20 +#define I40E_PRTTSYN_CTL1_V2MESSTYPE1_MASK (0xF << I40E_PRTTSYN_CTL1_V2MESSTYPE1_SHIFT) +#define I40E_PRTTSYN_CTL1_TSYNTYPE_SHIFT 24 +#define I40E_PRTTSYN_CTL1_TSYNTYPE_MASK (0x3 << I40E_PRTTSYN_CTL1_TSYNTYPE_SHIFT) +#define I40E_PRTTSYN_CTL1_UDP_ENA_SHIFT 26 +#define I40E_PRTTSYN_CTL1_UDP_ENA_MASK (0x3 << I40E_PRTTSYN_CTL1_UDP_ENA_SHIFT) +#define I40E_PRTTSYN_CTL1_TSYNENA_SHIFT 31 +#define I40E_PRTTSYN_CTL1_TSYNENA_MASK (0x1 << I40E_PRTTSYN_CTL1_TSYNENA_SHIFT) +#define I40E_PRTTSYN_EVNT_H(_i) (0x001E40C0 + ((_i) * 32)) /* _i=0...1 */ +#define I40E_PRTTSYN_EVNT_H_MAX_INDEX 1 +#define I40E_PRTTSYN_EVNT_H_TSYNEVNT_H_SHIFT 0 +#define I40E_PRTTSYN_EVNT_H_TSYNEVNT_H_MASK (0xFFFFFFFF << I40E_PRTTSYN_EVNT_H_TSYNEVNT_H_SHIFT) +#define I40E_PRTTSYN_EVNT_L(_i) (0x001E4080 + ((_i) * 32)) /* _i=0...1 */ +#define I40E_PRTTSYN_EVNT_L_MAX_INDEX 1 +#define I40E_PRTTSYN_EVNT_L_TSYNEVNT_L_SHIFT 0 +#define I40E_PRTTSYN_EVNT_L_TSYNEVNT_L_MASK (0xFFFFFFFF << I40E_PRTTSYN_EVNT_L_TSYNEVNT_L_SHIFT) +#define I40E_PRTTSYN_INC_H 0x001E4060 +#define I40E_PRTTSYN_INC_H_TSYNINC_H_SHIFT 0 +#define I40E_PRTTSYN_INC_H_TSYNINC_H_MASK (0x3F << I40E_PRTTSYN_INC_H_TSYNINC_H_SHIFT) +#define I40E_PRTTSYN_INC_L 0x001E4040 +#define I40E_PRTTSYN_INC_L_TSYNINC_L_SHIFT 0 +#define I40E_PRTTSYN_INC_L_TSYNINC_L_MASK (0xFFFFFFFF << I40E_PRTTSYN_INC_L_TSYNINC_L_SHIFT) +#define I40E_PRTTSYN_RXTIME_H(_i) (0x00085040 + ((_i) * 32)) /* _i=0...3 */ +#define I40E_PRTTSYN_RXTIME_H_MAX_INDEX 3 +#define I40E_PRTTSYN_RXTIME_H_RXTIEM_H_SHIFT 0 +#define I40E_PRTTSYN_RXTIME_H_RXTIEM_H_MASK (0xFFFFFFFF << I40E_PRTTSYN_RXTIME_H_RXTIEM_H_SHIFT) +#define I40E_PRTTSYN_RXTIME_L(_i) (0x000850C0 + ((_i) * 32)) /* _i=0...3 */ +#define I40E_PRTTSYN_RXTIME_L_MAX_INDEX 3 +#define I40E_PRTTSYN_RXTIME_L_RXTIEM_L_SHIFT 0 +#define I40E_PRTTSYN_RXTIME_L_RXTIEM_L_MASK (0xFFFFFFFF << I40E_PRTTSYN_RXTIME_L_RXTIEM_L_SHIFT) +#define I40E_PRTTSYN_STAT_0 0x001E4220 +#define I40E_PRTTSYN_STAT_0_EVENT0_SHIFT 0 +#define I40E_PRTTSYN_STAT_0_EVENT0_MASK (0x1 << I40E_PRTTSYN_STAT_0_EVENT0_SHIFT) +#define I40E_PRTTSYN_STAT_0_EVENT1_SHIFT 1 +#define I40E_PRTTSYN_STAT_0_EVENT1_MASK (0x1 << I40E_PRTTSYN_STAT_0_EVENT1_SHIFT) +#define I40E_PRTTSYN_STAT_0_TGT0_SHIFT 2 +#define I40E_PRTTSYN_STAT_0_TGT0_MASK (0x1 << I40E_PRTTSYN_STAT_0_TGT0_SHIFT) +#define I40E_PRTTSYN_STAT_0_TGT1_SHIFT 3 +#define I40E_PRTTSYN_STAT_0_TGT1_MASK (0x1 << I40E_PRTTSYN_STAT_0_TGT1_SHIFT) +#define I40E_PRTTSYN_STAT_0_TXTIME_SHIFT 4 +#define I40E_PRTTSYN_STAT_0_TXTIME_MASK (0x1 << I40E_PRTTSYN_STAT_0_TXTIME_SHIFT) +#define I40E_PRTTSYN_STAT_1 0x00085140 +#define I40E_PRTTSYN_STAT_1_RXT0_SHIFT 0 +#define I40E_PRTTSYN_STAT_1_RXT0_MASK (0x1 << I40E_PRTTSYN_STAT_1_RXT0_SHIFT) +#define I40E_PRTTSYN_STAT_1_RXT1_SHIFT 1 +#define I40E_PRTTSYN_STAT_1_RXT1_MASK (0x1 << I40E_PRTTSYN_STAT_1_RXT1_SHIFT) +#define I40E_PRTTSYN_STAT_1_RXT2_SHIFT 2 +#define I40E_PRTTSYN_STAT_1_RXT2_MASK (0x1 << I40E_PRTTSYN_STAT_1_RXT2_SHIFT) +#define I40E_PRTTSYN_STAT_1_RXT3_SHIFT 3 +#define I40E_PRTTSYN_STAT_1_RXT3_MASK (0x1 << I40E_PRTTSYN_STAT_1_RXT3_SHIFT) +#define I40E_PRTTSYN_TGT_H(_i) (0x001E4180 + ((_i) * 32)) /* _i=0...1 */ +#define I40E_PRTTSYN_TGT_H_MAX_INDEX 1 +#define I40E_PRTTSYN_TGT_H_TSYNTGTT_H_SHIFT 0 +#define I40E_PRTTSYN_TGT_H_TSYNTGTT_H_MASK (0xFFFFFFFF << I40E_PRTTSYN_TGT_H_TSYNTGTT_H_SHIFT) +#define I40E_PRTTSYN_TGT_L(_i) (0x001E4140 + ((_i) * 32)) /* _i=0...1 */ +#define I40E_PRTTSYN_TGT_L_MAX_INDEX 1 +#define I40E_PRTTSYN_TGT_L_TSYNTGTT_L_SHIFT 0 +#define I40E_PRTTSYN_TGT_L_TSYNTGTT_L_MASK (0xFFFFFFFF << I40E_PRTTSYN_TGT_L_TSYNTGTT_L_SHIFT) +#define I40E_PRTTSYN_TIME_H 0x001E4120 +#define I40E_PRTTSYN_TIME_H_TSYNTIME_H_SHIFT 0 +#define I40E_PRTTSYN_TIME_H_TSYNTIME_H_MASK (0xFFFFFFFF << I40E_PRTTSYN_TIME_H_TSYNTIME_H_SHIFT) +#define I40E_PRTTSYN_TIME_L 0x001E4100 +#define I40E_PRTTSYN_TIME_L_TSYNTIME_L_SHIFT 0 +#define I40E_PRTTSYN_TIME_L_TSYNTIME_L_MASK (0xFFFFFFFF << I40E_PRTTSYN_TIME_L_TSYNTIME_L_SHIFT) +#define I40E_PRTTSYN_TXTIME_H 0x001E41E0 +#define I40E_PRTTSYN_TXTIME_H_TXTIEM_H_SHIFT 0 +#define I40E_PRTTSYN_TXTIME_H_TXTIEM_H_MASK (0xFFFFFFFF << I40E_PRTTSYN_TXTIME_H_TXTIEM_H_SHIFT) +#define I40E_PRTTSYN_TXTIME_L 0x001E41C0 +#define I40E_PRTTSYN_TXTIME_L_TXTIEM_L_SHIFT 0 +#define I40E_PRTTSYN_TXTIME_L_TXTIEM_L_MASK (0xFFFFFFFF << I40E_PRTTSYN_TXTIME_L_TXTIEM_L_SHIFT) +#define I40E_GLSCD_QUANTA 0x000B2080 +#define I40E_GLSCD_QUANTA_TSCDQUANTA_SHIFT 0 +#define I40E_GLSCD_QUANTA_TSCDQUANTA_MASK (0x7 << I40E_GLSCD_QUANTA_TSCDQUANTA_SHIFT) +#define I40E_GL_MDET_RX 0x0012A510 +#define I40E_GL_MDET_RX_FUNCTION_SHIFT 0 +#define I40E_GL_MDET_RX_FUNCTION_MASK (0xFF << I40E_GL_MDET_RX_FUNCTION_SHIFT) +#define I40E_GL_MDET_RX_EVENT_SHIFT 8 +#define I40E_GL_MDET_RX_EVENT_MASK (0x1FF << I40E_GL_MDET_RX_EVENT_SHIFT) +#define I40E_GL_MDET_RX_QUEUE_SHIFT 17 +#define I40E_GL_MDET_RX_QUEUE_MASK (0x3FFF << I40E_GL_MDET_RX_QUEUE_SHIFT) +#define I40E_GL_MDET_RX_VALID_SHIFT 31 +#define I40E_GL_MDET_RX_VALID_MASK (0x1 << I40E_GL_MDET_RX_VALID_SHIFT) +#define I40E_GL_MDET_TX 0x000E6480 +#define I40E_GL_MDET_TX_FUNCTION_SHIFT 0 +#define I40E_GL_MDET_TX_FUNCTION_MASK (0xFF << I40E_GL_MDET_TX_FUNCTION_SHIFT) +#define I40E_GL_MDET_TX_EVENT_SHIFT 8 +#define I40E_GL_MDET_TX_EVENT_MASK (0x1FF << I40E_GL_MDET_TX_EVENT_SHIFT) +#define I40E_GL_MDET_TX_QUEUE_SHIFT 17 +#define I40E_GL_MDET_TX_QUEUE_MASK (0x3FFF << I40E_GL_MDET_TX_QUEUE_SHIFT) +#define I40E_GL_MDET_TX_VALID_SHIFT 31 +#define I40E_GL_MDET_TX_VALID_MASK (0x1 << I40E_GL_MDET_TX_VALID_SHIFT) +#define I40E_PF_MDET_RX 0x0012A400 +#define I40E_PF_MDET_RX_VALID_SHIFT 0 +#define I40E_PF_MDET_RX_VALID_MASK (0x1 << I40E_PF_MDET_RX_VALID_SHIFT) +#define I40E_PF_MDET_TX 0x000E6400 +#define I40E_PF_MDET_TX_VALID_SHIFT 0 +#define I40E_PF_MDET_TX_VALID_MASK (0x1 << I40E_PF_MDET_TX_VALID_SHIFT) +#define I40E_PF_VT_PFALLOC 0x001C0500 +#define I40E_PF_VT_PFALLOC_FIRSTVF_SHIFT 0 +#define I40E_PF_VT_PFALLOC_FIRSTVF_MASK (0xFF << I40E_PF_VT_PFALLOC_FIRSTVF_SHIFT) +#define I40E_PF_VT_PFALLOC_LASTVF_SHIFT 8 +#define I40E_PF_VT_PFALLOC_LASTVF_MASK (0xFF << I40E_PF_VT_PFALLOC_LASTVF_SHIFT) +#define I40E_PF_VT_PFALLOC_VALID_SHIFT 31 +#define I40E_PF_VT_PFALLOC_VALID_MASK (0x1 << I40E_PF_VT_PFALLOC_VALID_SHIFT) +#define I40E_VP_MDET_RX(_VF) (0x0012A000 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VP_MDET_RX_MAX_INDEX 127 +#define I40E_VP_MDET_RX_VALID_SHIFT 0 +#define I40E_VP_MDET_RX_VALID_MASK (0x1 << I40E_VP_MDET_RX_VALID_SHIFT) +#define I40E_VP_MDET_TX(_VF) (0x000E6000 + ((_VF) * 4)) /* _i=0...127 */ +#define I40E_VP_MDET_TX_MAX_INDEX 127 +#define I40E_VP_MDET_TX_VALID_SHIFT 0 +#define I40E_VP_MDET_TX_VALID_MASK (0x1 << I40E_VP_MDET_TX_VALID_SHIFT) +#define I40E_GLPM_WUMC 0x0006C800 +#define I40E_GLPM_WUMC_NOTCO_SHIFT 0 +#define I40E_GLPM_WUMC_NOTCO_MASK (0x1 << I40E_GLPM_WUMC_NOTCO_SHIFT) +#define I40E_GLPM_WUMC_SRST_PIN_VAL_SHIFT 1 +#define I40E_GLPM_WUMC_SRST_PIN_VAL_MASK (0x1 << I40E_GLPM_WUMC_SRST_PIN_VAL_SHIFT) +#define I40E_GLPM_WUMC_ROL_MODE_SHIFT 2 +#define I40E_GLPM_WUMC_ROL_MODE_MASK (0x1 << I40E_GLPM_WUMC_ROL_MODE_SHIFT) +#define I40E_GLPM_WUMC_RESERVED_4_SHIFT 3 +#define I40E_GLPM_WUMC_RESERVED_4_MASK (0x1FFF << I40E_GLPM_WUMC_RESERVED_4_SHIFT) +#define I40E_GLPM_WUMC_MNG_WU_PF_SHIFT 16 +#define I40E_GLPM_WUMC_MNG_WU_PF_MASK (0xFFFF << I40E_GLPM_WUMC_MNG_WU_PF_SHIFT) +#define I40E_PFPM_APM 0x000B8080 +#define I40E_PFPM_APM_APME_SHIFT 0 +#define I40E_PFPM_APM_APME_MASK (0x1 << I40E_PFPM_APM_APME_SHIFT) +#define I40E_PFPM_FHFT_DATA(_i, _j) (0x00060000 + ((_i) * 4096 + (_j) * 128)) +#define I40E_PFPM_FHFT_DATA_MAX_INDEX 7 +#define I40E_PFPM_FHFT_DATA_DWORD_SHIFT 0 +#define I40E_PFPM_FHFT_DATA_DWORD_MASK (0xFFFFFFFF << I40E_PFPM_FHFT_DATA_DWORD_SHIFT) +#define I40E_PFPM_FHFT_LENGTH(_i) (0x0006A000 + ((_i) * 128)) /* _i=0...7 */ +#define I40E_PFPM_FHFT_LENGTH_MAX_INDEX 7 +#define I40E_PFPM_FHFT_LENGTH_LENGTH_SHIFT 0 +#define I40E_PFPM_FHFT_LENGTH_LENGTH_MASK (0xFF << I40E_PFPM_FHFT_LENGTH_LENGTH_SHIFT) +#define I40E_PFPM_FHFT_MASK(_i, _j) (0x00068000 + ((_i) * 1024 + (_j) * 128)) +#define I40E_PFPM_FHFT_MASK_MAX_INDEX 7 +#define I40E_PFPM_FHFT_MASK_MASK_SHIFT 0 +#define I40E_PFPM_FHFT_MASK_MASK_MASK (0xFFFF << I40E_PFPM_FHFT_MASK_MASK_SHIFT) +#define I40E_PFPM_PROXYFC 0x00245A80 +#define I40E_PFPM_PROXYFC_PPROXYE_SHIFT 0 +#define I40E_PFPM_PROXYFC_PPROXYE_MASK (0x1 << I40E_PFPM_PROXYFC_PPROXYE_SHIFT) +#define I40E_PFPM_PROXYFC_EX_SHIFT 1 +#define I40E_PFPM_PROXYFC_EX_MASK (0x1 << I40E_PFPM_PROXYFC_EX_SHIFT) +#define I40E_PFPM_PROXYFC_ARP_SHIFT 4 +#define I40E_PFPM_PROXYFC_ARP_MASK (0x1 << I40E_PFPM_PROXYFC_ARP_SHIFT) +#define I40E_PFPM_PROXYFC_ARP_DIRECTED_SHIFT 5 +#define I40E_PFPM_PROXYFC_ARP_DIRECTED_MASK (0x1 << I40E_PFPM_PROXYFC_ARP_DIRECTED_SHIFT) +#define I40E_PFPM_PROXYFC_NS_SHIFT 9 +#define I40E_PFPM_PROXYFC_NS_MASK (0x1 << I40E_PFPM_PROXYFC_NS_SHIFT) +#define I40E_PFPM_PROXYFC_NS_DIRECTED_SHIFT 10 +#define I40E_PFPM_PROXYFC_NS_DIRECTED_MASK (0x1 << I40E_PFPM_PROXYFC_NS_DIRECTED_SHIFT) +#define I40E_PFPM_PROXYFC_MLD_SHIFT 12 +#define I40E_PFPM_PROXYFC_MLD_MASK (0x1 << I40E_PFPM_PROXYFC_MLD_SHIFT) +#define I40E_PFPM_PROXYS 0x00245B80 +#define I40E_PFPM_PROXYS_EX_SHIFT 1 +#define I40E_PFPM_PROXYS_EX_MASK (0x1 << I40E_PFPM_PROXYS_EX_SHIFT) +#define I40E_PFPM_PROXYS_ARP_SHIFT 4 +#define I40E_PFPM_PROXYS_ARP_MASK (0x1 << I40E_PFPM_PROXYS_ARP_SHIFT) +#define I40E_PFPM_PROXYS_ARP_DIRECTED_SHIFT 5 +#define I40E_PFPM_PROXYS_ARP_DIRECTED_MASK (0x1 << I40E_PFPM_PROXYS_ARP_DIRECTED_SHIFT) +#define I40E_PFPM_PROXYS_NS_SHIFT 9 +#define I40E_PFPM_PROXYS_NS_MASK (0x1 << I40E_PFPM_PROXYS_NS_SHIFT) +#define I40E_PFPM_PROXYS_NS_DIRECTED_SHIFT 10 +#define I40E_PFPM_PROXYS_NS_DIRECTED_MASK (0x1 << I40E_PFPM_PROXYS_NS_DIRECTED_SHIFT) +#define I40E_PFPM_PROXYS_MLD_SHIFT 12 +#define I40E_PFPM_PROXYS_MLD_MASK (0x1 << I40E_PFPM_PROXYS_MLD_SHIFT) +#define I40E_PFPM_WUC 0x0006B200 +#define I40E_PFPM_WUC_EN_APM_D0_SHIFT 5 +#define I40E_PFPM_WUC_EN_APM_D0_MASK (0x1 << I40E_PFPM_WUC_EN_APM_D0_SHIFT) +#define I40E_PFPM_WUFC 0x0006B400 +#define I40E_PFPM_WUFC_LNKC_SHIFT 0 +#define I40E_PFPM_WUFC_LNKC_MASK (0x1 << I40E_PFPM_WUFC_LNKC_SHIFT) +#define I40E_PFPM_WUFC_MAG_SHIFT 1 +#define I40E_PFPM_WUFC_MAG_MASK (0x1 << I40E_PFPM_WUFC_MAG_SHIFT) +#define I40E_PFPM_WUFC_MNG_SHIFT 3 +#define I40E_PFPM_WUFC_MNG_MASK (0x1 << I40E_PFPM_WUFC_MNG_SHIFT) +#define I40E_PFPM_WUFC_FLX0_ACT_SHIFT 4 +#define I40E_PFPM_WUFC_FLX0_ACT_MASK (0x1 << I40E_PFPM_WUFC_FLX0_ACT_SHIFT) +#define I40E_PFPM_WUFC_FLX1_ACT_SHIFT 5 +#define I40E_PFPM_WUFC_FLX1_ACT_MASK (0x1 << I40E_PFPM_WUFC_FLX1_ACT_SHIFT) +#define I40E_PFPM_WUFC_FLX2_ACT_SHIFT 6 +#define I40E_PFPM_WUFC_FLX2_ACT_MASK (0x1 << I40E_PFPM_WUFC_FLX2_ACT_SHIFT) +#define I40E_PFPM_WUFC_FLX3_ACT_SHIFT 7 +#define I40E_PFPM_WUFC_FLX3_ACT_MASK (0x1 << I40E_PFPM_WUFC_FLX3_ACT_SHIFT) +#define I40E_PFPM_WUFC_FLX4_ACT_SHIFT 8 +#define I40E_PFPM_WUFC_FLX4_ACT_MASK (0x1 << I40E_PFPM_WUFC_FLX4_ACT_SHIFT) +#define I40E_PFPM_WUFC_FLX5_ACT_SHIFT 9 +#define I40E_PFPM_WUFC_FLX5_ACT_MASK (0x1 << I40E_PFPM_WUFC_FLX5_ACT_SHIFT) +#define I40E_PFPM_WUFC_FLX6_ACT_SHIFT 10 +#define I40E_PFPM_WUFC_FLX6_ACT_MASK (0x1 << I40E_PFPM_WUFC_FLX6_ACT_SHIFT) +#define I40E_PFPM_WUFC_FLX7_ACT_SHIFT 11 +#define I40E_PFPM_WUFC_FLX7_ACT_MASK (0x1 << I40E_PFPM_WUFC_FLX7_ACT_SHIFT) +#define I40E_PFPM_WUFC_FLX0_SHIFT 16 +#define I40E_PFPM_WUFC_FLX0_MASK (0x1 << I40E_PFPM_WUFC_FLX0_SHIFT) +#define I40E_PFPM_WUFC_FLX1_SHIFT 17 +#define I40E_PFPM_WUFC_FLX1_MASK (0x1 << I40E_PFPM_WUFC_FLX1_SHIFT) +#define I40E_PFPM_WUFC_FLX2_SHIFT 18 +#define I40E_PFPM_WUFC_FLX2_MASK (0x1 << I40E_PFPM_WUFC_FLX2_SHIFT) +#define I40E_PFPM_WUFC_FLX3_SHIFT 19 +#define I40E_PFPM_WUFC_FLX3_MASK (0x1 << I40E_PFPM_WUFC_FLX3_SHIFT) +#define I40E_PFPM_WUFC_FLX4_SHIFT 20 +#define I40E_PFPM_WUFC_FLX4_MASK (0x1 << I40E_PFPM_WUFC_FLX4_SHIFT) +#define I40E_PFPM_WUFC_FLX5_SHIFT 21 +#define I40E_PFPM_WUFC_FLX5_MASK (0x1 << I40E_PFPM_WUFC_FLX5_SHIFT) +#define I40E_PFPM_WUFC_FLX6_SHIFT 22 +#define I40E_PFPM_WUFC_FLX6_MASK (0x1 << I40E_PFPM_WUFC_FLX6_SHIFT) +#define I40E_PFPM_WUFC_FLX7_SHIFT 23 +#define I40E_PFPM_WUFC_FLX7_MASK (0x1 << I40E_PFPM_WUFC_FLX7_SHIFT) +#define I40E_PFPM_WUFC_FW_RST_WK_SHIFT 31 +#define I40E_PFPM_WUFC_FW_RST_WK_MASK (0x1 << I40E_PFPM_WUFC_FW_RST_WK_SHIFT) +#define I40E_PFPM_WUS 0x0006B600 +#define I40E_PFPM_WUS_LNKC_SHIFT 0 +#define I40E_PFPM_WUS_LNKC_MASK (0x1 << I40E_PFPM_WUS_LNKC_SHIFT) +#define I40E_PFPM_WUS_MAG_SHIFT 1 +#define I40E_PFPM_WUS_MAG_MASK (0x1 << I40E_PFPM_WUS_MAG_SHIFT) +#define I40E_PFPM_WUS_PME_STATUS_SHIFT 2 +#define I40E_PFPM_WUS_PME_STATUS_MASK (0x1 << I40E_PFPM_WUS_PME_STATUS_SHIFT) +#define I40E_PFPM_WUS_MNG_SHIFT 3 +#define I40E_PFPM_WUS_MNG_MASK (0x1 << I40E_PFPM_WUS_MNG_SHIFT) +#define I40E_PFPM_WUS_FLX0_SHIFT 16 +#define I40E_PFPM_WUS_FLX0_MASK (0x1 << I40E_PFPM_WUS_FLX0_SHIFT) +#define I40E_PFPM_WUS_FLX1_SHIFT 17 +#define I40E_PFPM_WUS_FLX1_MASK (0x1 << I40E_PFPM_WUS_FLX1_SHIFT) +#define I40E_PFPM_WUS_FLX2_SHIFT 18 +#define I40E_PFPM_WUS_FLX2_MASK (0x1 << I40E_PFPM_WUS_FLX2_SHIFT) +#define I40E_PFPM_WUS_FLX3_SHIFT 19 +#define I40E_PFPM_WUS_FLX3_MASK (0x1 << I40E_PFPM_WUS_FLX3_SHIFT) +#define I40E_PFPM_WUS_FLX4_SHIFT 20 +#define I40E_PFPM_WUS_FLX4_MASK (0x1 << I40E_PFPM_WUS_FLX4_SHIFT) +#define I40E_PFPM_WUS_FLX5_SHIFT 21 +#define I40E_PFPM_WUS_FLX5_MASK (0x1 << I40E_PFPM_WUS_FLX5_SHIFT) +#define I40E_PFPM_WUS_FLX6_SHIFT 22 +#define I40E_PFPM_WUS_FLX6_MASK (0x1 << I40E_PFPM_WUS_FLX6_SHIFT) +#define I40E_PFPM_WUS_FLX7_SHIFT 23 +#define I40E_PFPM_WUS_FLX7_MASK (0x1 << I40E_PFPM_WUS_FLX7_SHIFT) +#define I40E_PFPM_WUS_FW_RST_WK_SHIFT 31 +#define I40E_PFPM_WUS_FW_RST_WK_MASK (0x1 << I40E_PFPM_WUS_FW_RST_WK_SHIFT) +#define I40E_PRTPM_FHFHR 0x0006C000 +#define I40E_PRTPM_FHFHR_UNICAST_SHIFT 0 +#define I40E_PRTPM_FHFHR_UNICAST_MASK (0x1 << I40E_PRTPM_FHFHR_UNICAST_SHIFT) +#define I40E_PRTPM_FHFHR_MULTICAST_SHIFT 1 +#define I40E_PRTPM_FHFHR_MULTICAST_MASK (0x1 << I40E_PRTPM_FHFHR_MULTICAST_SHIFT) +#define I40E_PRTPM_SAH(_i) (0x001E44C0 + ((_i) * 32)) /* _i=0...3 */ +#define I40E_PRTPM_SAH_MAX_INDEX 3 +#define I40E_PRTPM_SAH_PFPM_SAH_SHIFT 0 +#define I40E_PRTPM_SAH_PFPM_SAH_MASK (0xFFFF << I40E_PRTPM_SAH_PFPM_SAH_SHIFT) +#define I40E_PRTPM_SAH_PF_NUM_SHIFT 26 +#define I40E_PRTPM_SAH_PF_NUM_MASK (0xF << I40E_PRTPM_SAH_PF_NUM_SHIFT) +#define I40E_PRTPM_SAH_MC_MAG_EN_SHIFT 30 +#define I40E_PRTPM_SAH_MC_MAG_EN_MASK (0x1 << I40E_PRTPM_SAH_MC_MAG_EN_SHIFT) +#define I40E_PRTPM_SAH_AV_SHIFT 31 +#define I40E_PRTPM_SAH_AV_MASK (0x1 << I40E_PRTPM_SAH_AV_SHIFT) +#define I40E_PRTPM_SAL(_i) (0x001E4440 + ((_i) * 32)) /* _i=0...3 */ +#define I40E_PRTPM_SAL_MAX_INDEX 3 +#define I40E_PRTPM_SAL_PFPM_SAL_SHIFT 0 +#define I40E_PRTPM_SAL_PFPM_SAL_MASK (0xFFFFFFFF << I40E_PRTPM_SAL_PFPM_SAL_SHIFT) +#define I40E_VF_ARQBAH1 0x00006000 +#define I40E_VF_ARQBAH1_ARQBAH_SHIFT 0 +#define I40E_VF_ARQBAH1_ARQBAH_MASK (0xFFFFFFFF << I40E_VF_ARQBAH1_ARQBAH_SHIFT) +#define I40E_VF_ARQBAL1 0x00006C00 +#define I40E_VF_ARQBAL1_ARQBAL_SHIFT 0 +#define I40E_VF_ARQBAL1_ARQBAL_MASK (0xFFFFFFFF << I40E_VF_ARQBAL1_ARQBAL_SHIFT) +#define I40E_VF_ARQH1 0x00007400 +#define I40E_VF_ARQH1_ARQH_SHIFT 0 +#define I40E_VF_ARQH1_ARQH_MASK (0x3FF << I40E_VF_ARQH1_ARQH_SHIFT) +#define I40E_VF_ARQLEN1 0x00008000 +#define I40E_VF_ARQLEN1_ARQLEN_SHIFT 0 +#define I40E_VF_ARQLEN1_ARQLEN_MASK (0x3FF << I40E_VF_ARQLEN1_ARQLEN_SHIFT) +#define I40E_VF_ARQLEN1_ARQVFE_SHIFT 28 +#define I40E_VF_ARQLEN1_ARQVFE_MASK (0x1 << I40E_VF_ARQLEN1_ARQVFE_SHIFT) +#define I40E_VF_ARQLEN1_ARQOVFL_SHIFT 29 +#define I40E_VF_ARQLEN1_ARQOVFL_MASK (0x1 << I40E_VF_ARQLEN1_ARQOVFL_SHIFT) +#define I40E_VF_ARQLEN1_ARQCRIT_SHIFT 30 +#define I40E_VF_ARQLEN1_ARQCRIT_MASK (0x1 << I40E_VF_ARQLEN1_ARQCRIT_SHIFT) +#define I40E_VF_ARQLEN1_ARQENABLE_SHIFT 31 +#define I40E_VF_ARQLEN1_ARQENABLE_MASK (0x1 << I40E_VF_ARQLEN1_ARQENABLE_SHIFT) +#define I40E_VF_ARQT1 0x00007000 +#define I40E_VF_ARQT1_ARQT_SHIFT 0 +#define I40E_VF_ARQT1_ARQT_MASK (0x3FF << I40E_VF_ARQT1_ARQT_SHIFT) +#define I40E_VF_ATQBAH1 0x00007800 +#define I40E_VF_ATQBAH1_ATQBAH_SHIFT 0 +#define I40E_VF_ATQBAH1_ATQBAH_MASK (0xFFFFFFFF << I40E_VF_ATQBAH1_ATQBAH_SHIFT) +#define I40E_VF_ATQBAL1 0x00007C00 +#define I40E_VF_ATQBAL1_ATQBAL_SHIFT 0 +#define I40E_VF_ATQBAL1_ATQBAL_MASK (0xFFFFFFFF << I40E_VF_ATQBAL1_ATQBAL_SHIFT) +#define I40E_VF_ATQH1 0x00006400 +#define I40E_VF_ATQH1_ATQH_SHIFT 0 +#define I40E_VF_ATQH1_ATQH_MASK (0x3FF << I40E_VF_ATQH1_ATQH_SHIFT) +#define I40E_VF_ATQLEN1 0x00006800 +#define I40E_VF_ATQLEN1_ATQLEN_SHIFT 0 +#define I40E_VF_ATQLEN1_ATQLEN_MASK (0x3FF << I40E_VF_ATQLEN1_ATQLEN_SHIFT) +#define I40E_VF_ATQLEN1_ATQVFE_SHIFT 28 +#define I40E_VF_ATQLEN1_ATQVFE_MASK (0x1 << I40E_VF_ATQLEN1_ATQVFE_SHIFT) +#define I40E_VF_ATQLEN1_ATQOVFL_SHIFT 29 +#define I40E_VF_ATQLEN1_ATQOVFL_MASK (0x1 << I40E_VF_ATQLEN1_ATQOVFL_SHIFT) +#define I40E_VF_ATQLEN1_ATQCRIT_SHIFT 30 +#define I40E_VF_ATQLEN1_ATQCRIT_MASK (0x1 << I40E_VF_ATQLEN1_ATQCRIT_SHIFT) +#define I40E_VF_ATQLEN1_ATQENABLE_SHIFT 31 +#define I40E_VF_ATQLEN1_ATQENABLE_MASK (0x1 << I40E_VF_ATQLEN1_ATQENABLE_SHIFT) +#define I40E_VF_ATQT1 0x00008400 +#define I40E_VF_ATQT1_ATQT_SHIFT 0 +#define I40E_VF_ATQT1_ATQT_MASK (0x3FF << I40E_VF_ATQT1_ATQT_SHIFT) +#define I40E_VFGEN_RSTAT 0x00008800 +#define I40E_VFGEN_RSTAT_VFR_STATE_SHIFT 0 +#define I40E_VFGEN_RSTAT_VFR_STATE_MASK (0x3 << I40E_VFGEN_RSTAT_VFR_STATE_SHIFT) +#define I40E_VFINT_DYN_CTL01 0x00005C00 +#define I40E_VFINT_DYN_CTL01_INTENA_SHIFT 0 +#define I40E_VFINT_DYN_CTL01_INTENA_MASK (0x1 << I40E_VFINT_DYN_CTL01_INTENA_SHIFT) +#define I40E_VFINT_DYN_CTL01_CLEARPBA_SHIFT 1 +#define I40E_VFINT_DYN_CTL01_CLEARPBA_MASK (0x1 << I40E_VFINT_DYN_CTL01_CLEARPBA_SHIFT) +#define I40E_VFINT_DYN_CTL01_SWINT_TRIG_SHIFT 2 +#define I40E_VFINT_DYN_CTL01_SWINT_TRIG_MASK (0x1 << I40E_VFINT_DYN_CTL01_SWINT_TRIG_SHIFT) +#define I40E_VFINT_DYN_CTL01_ITR_INDX_SHIFT 3 +#define I40E_VFINT_DYN_CTL01_ITR_INDX_MASK (0x3 << I40E_VFINT_DYN_CTL01_ITR_INDX_SHIFT) +#define I40E_VFINT_DYN_CTL01_INTERVAL_SHIFT 5 +#define I40E_VFINT_DYN_CTL01_INTERVAL_MASK (0xFFF << I40E_VFINT_DYN_CTL01_INTERVAL_SHIFT) +#define I40E_VFINT_DYN_CTL01_SW_ITR_INDX_ENA_SHIFT 24 +#define I40E_VFINT_DYN_CTL01_SW_ITR_INDX_ENA_MASK (0x1 << I40E_VFINT_DYN_CTL01_SW_ITR_INDX_ENA_SHIFT) +#define I40E_VFINT_DYN_CTL01_SW_ITR_INDX_SHIFT 25 +#define I40E_VFINT_DYN_CTL01_SW_ITR_INDX_MASK (0x3 << I40E_VFINT_DYN_CTL01_SW_ITR_INDX_SHIFT) +#define I40E_VFINT_DYN_CTL01_INTENA_MSK_SHIFT 31 +#define I40E_VFINT_DYN_CTL01_INTENA_MSK_MASK (0x1 << I40E_VFINT_DYN_CTL01_INTENA_MSK_SHIFT) +#define I40E_VFINT_DYN_CTLN1(_INTVF) (0x00003800 + ((_INTVF) * 4)) +#define I40E_VFINT_DYN_CTLN1_MAX_INDEX 15 +#define I40E_VFINT_DYN_CTLN1_INTENA_SHIFT 0 +#define I40E_VFINT_DYN_CTLN1_INTENA_MASK (0x1 << I40E_VFINT_DYN_CTLN1_INTENA_SHIFT) +#define I40E_VFINT_DYN_CTLN1_CLEARPBA_SHIFT 1 +#define I40E_VFINT_DYN_CTLN1_CLEARPBA_MASK (0x1 << I40E_VFINT_DYN_CTLN1_CLEARPBA_SHIFT) +#define I40E_VFINT_DYN_CTLN1_SWINT_TRIG_SHIFT 2 +#define I40E_VFINT_DYN_CTLN1_SWINT_TRIG_MASK (0x1 << I40E_VFINT_DYN_CTLN1_SWINT_TRIG_SHIFT) +#define I40E_VFINT_DYN_CTLN1_ITR_INDX_SHIFT 3 +#define I40E_VFINT_DYN_CTLN1_ITR_INDX_MASK (0x3 << I40E_VFINT_DYN_CTLN1_ITR_INDX_SHIFT) +#define I40E_VFINT_DYN_CTLN1_INTERVAL_SHIFT 5 +#define I40E_VFINT_DYN_CTLN1_INTERVAL_MASK (0xFFF << I40E_VFINT_DYN_CTLN1_INTERVAL_SHIFT) +#define I40E_VFINT_DYN_CTLN1_SW_ITR_INDX_ENA_SHIFT 24 +#define I40E_VFINT_DYN_CTLN1_SW_ITR_INDX_ENA_MASK (0x1 << I40E_VFINT_DYN_CTLN1_SW_ITR_INDX_ENA_SHIFT) +#define I40E_VFINT_DYN_CTLN1_SW_ITR_INDX_SHIFT 25 +#define I40E_VFINT_DYN_CTLN1_SW_ITR_INDX_MASK (0x3 << I40E_VFINT_DYN_CTLN1_SW_ITR_INDX_SHIFT) +#define I40E_VFINT_DYN_CTLN1_INTENA_MSK_SHIFT 31 +#define I40E_VFINT_DYN_CTLN1_INTENA_MSK_MASK (0x1 << I40E_VFINT_DYN_CTLN1_INTENA_MSK_SHIFT) +#define I40E_VFINT_ICR0_ENA1 0x00005000 +#define I40E_VFINT_ICR0_ENA1_LINK_STAT_CHANGE_SHIFT 25 +#define I40E_VFINT_ICR0_ENA1_LINK_STAT_CHANGE_MASK (0x1 << I40E_VFINT_ICR0_ENA1_LINK_STAT_CHANGE_SHIFT) +#define I40E_VFINT_ICR0_ENA1_ADMINQ_SHIFT 30 +#define I40E_VFINT_ICR0_ENA1_ADMINQ_MASK (0x1 << I40E_VFINT_ICR0_ENA1_ADMINQ_SHIFT) +#define I40E_VFINT_ICR0_ENA1_RSVD_SHIFT 31 +#define I40E_VFINT_ICR0_ENA1_RSVD_MASK (0x1 << I40E_VFINT_ICR0_ENA1_RSVD_SHIFT) +#define I40E_VFINT_ICR01 0x00004800 +#define I40E_VFINT_ICR01_INTEVENT_SHIFT 0 +#define I40E_VFINT_ICR01_INTEVENT_MASK (0x1 << I40E_VFINT_ICR01_INTEVENT_SHIFT) +#define I40E_VFINT_ICR01_QUEUE_0_SHIFT 1 +#define I40E_VFINT_ICR01_QUEUE_0_MASK (0x1 << I40E_VFINT_ICR01_QUEUE_0_SHIFT) +#define I40E_VFINT_ICR01_QUEUE_1_SHIFT 2 +#define I40E_VFINT_ICR01_QUEUE_1_MASK (0x1 << I40E_VFINT_ICR01_QUEUE_1_SHIFT) +#define I40E_VFINT_ICR01_QUEUE_2_SHIFT 3 +#define I40E_VFINT_ICR01_QUEUE_2_MASK (0x1 << I40E_VFINT_ICR01_QUEUE_2_SHIFT) +#define I40E_VFINT_ICR01_QUEUE_3_SHIFT 4 +#define I40E_VFINT_ICR01_QUEUE_3_MASK (0x1 << I40E_VFINT_ICR01_QUEUE_3_SHIFT) +#define I40E_VFINT_ICR01_LINK_STAT_CHANGE_SHIFT 25 +#define I40E_VFINT_ICR01_LINK_STAT_CHANGE_MASK (0x1 << I40E_VFINT_ICR01_LINK_STAT_CHANGE_SHIFT) +#define I40E_VFINT_ICR01_ADMINQ_SHIFT 30 +#define I40E_VFINT_ICR01_ADMINQ_MASK (0x1 << I40E_VFINT_ICR01_ADMINQ_SHIFT) +#define I40E_VFINT_ICR01_SWINT_SHIFT 31 +#define I40E_VFINT_ICR01_SWINT_MASK (0x1 << I40E_VFINT_ICR01_SWINT_SHIFT) +#define I40E_VFINT_ITR01(_i) (0x00004C00 + ((_i) * 4)) /* _i=0...2 */ +#define I40E_VFINT_ITR01_MAX_INDEX 2 +#define I40E_VFINT_ITR01_INTERVAL_SHIFT 0 +#define I40E_VFINT_ITR01_INTERVAL_MASK (0xFFF << I40E_VFINT_ITR01_INTERVAL_SHIFT) +#define I40E_VFINT_ITRN1(_i, _INTVF) (0x00002800 + ((_i) * 64 + (_INTVF) * 4)) +#define I40E_VFINT_ITRN1_MAX_INDEX 2 +#define I40E_VFINT_ITRN1_INTERVAL_SHIFT 0 +#define I40E_VFINT_ITRN1_INTERVAL_MASK (0xFFF << I40E_VFINT_ITRN1_INTERVAL_SHIFT) +#define I40E_VFINT_STAT_CTL01 0x00005400 +#define I40E_VFINT_STAT_CTL01_OTHER_ITR_INDX_SHIFT 2 +#define I40E_VFINT_STAT_CTL01_OTHER_ITR_INDX_MASK (0x3 << I40E_VFINT_STAT_CTL01_OTHER_ITR_INDX_SHIFT) +#define I40E_QRX_TAIL1(_Q) (0x00002000 + ((_Q) * 4)) /* _i=0...15 */ +#define I40E_QRX_TAIL1_MAX_INDEX 15 +#define I40E_QRX_TAIL1_TAIL_SHIFT 0 +#define I40E_QRX_TAIL1_TAIL_MASK (0x1FFF << I40E_QRX_TAIL1_TAIL_SHIFT) +#define I40E_QTX_TAIL1(_Q) (0x00000000 + ((_Q) * 4)) /* _i=0...15 */ +#define I40E_QTX_TAIL1_MAX_INDEX 15 +#define I40E_QTX_TAIL1_TAIL_SHIFT 0 +#define I40E_QTX_TAIL1_TAIL_MASK (0x1FFF << I40E_QTX_TAIL1_TAIL_SHIFT) +#define I40E_VFMSIX_PBA 0x00002000 +#define I40E_VFMSIX_PBA_PENBIT_SHIFT 0 +#define I40E_VFMSIX_PBA_PENBIT_MASK (0xFFFFFFFF << I40E_VFMSIX_PBA_PENBIT_SHIFT) +#define I40E_VFMSIX_TADD(_i) (0x00000008 + ((_i) * 16)) /* _i=0...16 */ +#define I40E_VFMSIX_TADD_MAX_INDEX 16 +#define I40E_VFMSIX_TADD_MSIXTADD10_SHIFT 0 +#define I40E_VFMSIX_TADD_MSIXTADD10_MASK (0x3 << I40E_VFMSIX_TADD_MSIXTADD10_SHIFT) +#define I40E_VFMSIX_TADD_MSIXTADD_SHIFT 2 +#define I40E_VFMSIX_TADD_MSIXTADD_MASK (0x3FFFFFFF << I40E_VFMSIX_TADD_MSIXTADD_SHIFT) +#define I40E_VFMSIX_TMSG(_i) (0x0000000C + ((_i) * 16)) /* _i=0...16 */ +#define I40E_VFMSIX_TMSG_MAX_INDEX 16 +#define I40E_VFMSIX_TMSG_MSIXTMSG_SHIFT 0 +#define I40E_VFMSIX_TMSG_MSIXTMSG_MASK (0xFFFFFFFF << I40E_VFMSIX_TMSG_MSIXTMSG_SHIFT) +#define I40E_VFMSIX_TUADD(_i) (0x00000000 + ((_i) * 16)) /* _i=0...16 */ +#define I40E_VFMSIX_TUADD_MAX_INDEX 16 +#define I40E_VFMSIX_TUADD_MSIXTUADD_SHIFT 0 +#define I40E_VFMSIX_TUADD_MSIXTUADD_MASK (0xFFFFFFFF << I40E_VFMSIX_TUADD_MSIXTUADD_SHIFT) +#define I40E_VFMSIX_TVCTRL(_i) (0x00000004 + ((_i) * 16)) /* _i=0...16 */ +#define I40E_VFMSIX_TVCTRL_MAX_INDEX 16 +#define I40E_VFMSIX_TVCTRL_MASK_SHIFT 0 +#define I40E_VFMSIX_TVCTRL_MASK_MASK (0x1 << I40E_VFMSIX_TVCTRL_MASK_SHIFT) +#define I40E_VFCM_PE_ERRDATA 0x0000DC00 +#define I40E_VFCM_PE_ERRDATA_ERROR_CODE_SHIFT 0 +#define I40E_VFCM_PE_ERRDATA_ERROR_CODE_MASK (0xF << I40E_VFCM_PE_ERRDATA_ERROR_CODE_SHIFT) +#define I40E_VFCM_PE_ERRDATA_Q_TYPE_SHIFT 4 +#define I40E_VFCM_PE_ERRDATA_Q_TYPE_MASK (0x7 << I40E_VFCM_PE_ERRDATA_Q_TYPE_SHIFT) +#define I40E_VFCM_PE_ERRDATA_Q_NUM_SHIFT 8 +#define I40E_VFCM_PE_ERRDATA_Q_NUM_MASK (0x3FFFF << I40E_VFCM_PE_ERRDATA_Q_NUM_SHIFT) +#define I40E_VFCM_PE_ERRINFO 0x0000D800 +#define I40E_VFCM_PE_ERRINFO_ERROR_VALID_SHIFT 0 +#define I40E_VFCM_PE_ERRINFO_ERROR_VALID_MASK (0x1 << I40E_VFCM_PE_ERRINFO_ERROR_VALID_SHIFT) +#define I40E_VFCM_PE_ERRINFO_ERROR_INST_SHIFT 4 +#define I40E_VFCM_PE_ERRINFO_ERROR_INST_MASK (0x7 << I40E_VFCM_PE_ERRINFO_ERROR_INST_SHIFT) +#define I40E_VFCM_PE_ERRINFO_DBL_ERROR_CNT_SHIFT 8 +#define I40E_VFCM_PE_ERRINFO_DBL_ERROR_CNT_MASK (0xFF << I40E_VFCM_PE_ERRINFO_DBL_ERROR_CNT_SHIFT) +#define I40E_VFCM_PE_ERRINFO_RLU_ERROR_CNT_SHIFT 16 +#define I40E_VFCM_PE_ERRINFO_RLU_ERROR_CNT_MASK (0xFF << I40E_VFCM_PE_ERRINFO_RLU_ERROR_CNT_SHIFT) +#define I40E_VFCM_PE_ERRINFO_RLS_ERROR_CNT_SHIFT 24 +#define I40E_VFCM_PE_ERRINFO_RLS_ERROR_CNT_MASK (0xFF << I40E_VFCM_PE_ERRINFO_RLS_ERROR_CNT_SHIFT) +#define I40E_VFPE_AEQALLOC1 0x0000A400 +#define I40E_VFPE_AEQALLOC1_AECOUNT_SHIFT 0 +#define I40E_VFPE_AEQALLOC1_AECOUNT_MASK (0xFFFFFFFF << I40E_VFPE_AEQALLOC1_AECOUNT_SHIFT) +#define I40E_VFPE_CCQPHIGH1 0x00009800 +#define I40E_VFPE_CCQPHIGH1_PECCQPHIGH_SHIFT 0 +#define I40E_VFPE_CCQPHIGH1_PECCQPHIGH_MASK (0xFFFFFFFF << I40E_VFPE_CCQPHIGH1_PECCQPHIGH_SHIFT) +#define I40E_VFPE_CCQPLOW1 0x0000AC00 +#define I40E_VFPE_CCQPLOW1_PECCQPLOW_SHIFT 0 +#define I40E_VFPE_CCQPLOW1_PECCQPLOW_MASK (0xFFFFFFFF << I40E_VFPE_CCQPLOW1_PECCQPLOW_SHIFT) +#define I40E_VFPE_CCQPSTATUS1 0x0000B800 +#define I40E_VFPE_CCQPSTATUS1_CCQP_DONE_SHIFT 0 +#define I40E_VFPE_CCQPSTATUS1_CCQP_DONE_MASK (0x1 << I40E_VFPE_CCQPSTATUS1_CCQP_DONE_SHIFT) +#define I40E_VFPE_CCQPSTATUS1_CCQP_ERR_SHIFT 31 +#define I40E_VFPE_CCQPSTATUS1_CCQP_ERR_MASK (0x1 << I40E_VFPE_CCQPSTATUS1_CCQP_ERR_SHIFT) +#define I40E_VFPE_CQACK1 0x0000B000 +#define I40E_VFPE_CQACK1_PECQID_SHIFT 0 +#define I40E_VFPE_CQACK1_PECQID_MASK (0x1FFFF << I40E_VFPE_CQACK1_PECQID_SHIFT) +#define I40E_VFPE_CQARM1 0x0000B400 +#define I40E_VFPE_CQARM1_PECQID_SHIFT 0 +#define I40E_VFPE_CQARM1_PECQID_MASK (0x1FFFF << I40E_VFPE_CQARM1_PECQID_SHIFT) +#define I40E_VFPE_CQPDB1 0x0000BC00 +#define I40E_VFPE_CQPDB1_WQHEAD_SHIFT 0 +#define I40E_VFPE_CQPDB1_WQHEAD_MASK (0x7FF << I40E_VFPE_CQPDB1_WQHEAD_SHIFT) +#define I40E_VFPE_CQPERRCODES1 0x00009C00 +#define I40E_VFPE_CQPERRCODES1_CQP_MINOR_CODE_SHIFT 0 +#define I40E_VFPE_CQPERRCODES1_CQP_MINOR_CODE_MASK (0xFFFF << I40E_VFPE_CQPERRCODES1_CQP_MINOR_CODE_SHIFT) +#define I40E_VFPE_CQPERRCODES1_CQP_MAJOR_CODE_SHIFT 16 +#define I40E_VFPE_CQPERRCODES1_CQP_MAJOR_CODE_MASK (0xFFFF << I40E_VFPE_CQPERRCODES1_CQP_MAJOR_CODE_SHIFT) +#define I40E_VFPE_CQPTAIL1 0x0000A000 +#define I40E_VFPE_CQPTAIL1_WQTAIL_SHIFT 0 +#define I40E_VFPE_CQPTAIL1_WQTAIL_MASK (0x7FF << I40E_VFPE_CQPTAIL1_WQTAIL_SHIFT) +#define I40E_VFPE_CQPTAIL1_CQP_OP_ERR_SHIFT 31 +#define I40E_VFPE_CQPTAIL1_CQP_OP_ERR_MASK (0x1 << I40E_VFPE_CQPTAIL1_CQP_OP_ERR_SHIFT) +#define I40E_VFPE_IPCONFIG01 0x00008C00 +#define I40E_VFPE_IPCONFIG01_PEIPID_SHIFT 0 +#define I40E_VFPE_IPCONFIG01_PEIPID_MASK (0xFFFF << I40E_VFPE_IPCONFIG01_PEIPID_SHIFT) +#define I40E_VFPE_IPCONFIG01_USEENTIREIDRANGE_SHIFT 16 +#define I40E_VFPE_IPCONFIG01_USEENTIREIDRANGE_MASK (0x1 << I40E_VFPE_IPCONFIG01_USEENTIREIDRANGE_SHIFT) +#define I40E_VFPE_IPCONFIG01_USEUPPERIDRANGE_SHIFT 17 +#define I40E_VFPE_IPCONFIG01_USEUPPERIDRANGE_MASK (0x1 << I40E_VFPE_IPCONFIG01_USEUPPERIDRANGE_SHIFT) +#define I40E_VFPE_MRTEIDXMASK1 0x00009000 +#define I40E_VFPE_MRTEIDXMASK1_MRTEIDXMASKBITS_SHIFT 0 +#define I40E_VFPE_MRTEIDXMASK1_MRTEIDXMASKBITS_MASK (0x1F << I40E_VFPE_MRTEIDXMASK1_MRTEIDXMASKBITS_SHIFT) +#define I40E_VFPE_RCVUNEXPECTEDERROR1 0x00009400 +#define I40E_VFPE_RCVUNEXPECTEDERROR1_TCP_RX_UNEXP_ERR_SHIFT 0 +#define I40E_VFPE_RCVUNEXPECTEDERROR1_TCP_RX_UNEXP_ERR_MASK (0xFFFFFF << I40E_VFPE_RCVUNEXPECTEDERROR1_TCP_RX_UNEXP_ERR_SHIFT) +#define I40E_VFPE_TCPNOWTIMER1 0x0000A800 +#define I40E_VFPE_TCPNOWTIMER1_TCP_NOW_SHIFT 0 +#define I40E_VFPE_TCPNOWTIMER1_TCP_NOW_MASK (0xFFFFFFFF << I40E_VFPE_TCPNOWTIMER1_TCP_NOW_SHIFT) +#define I40E_VFPE_WQEALLOC1 0x0000C000 +#define I40E_VFPE_WQEALLOC1_PEQPID_SHIFT 0 +#define I40E_VFPE_WQEALLOC1_PEQPID_MASK (0x3FFFF << I40E_VFPE_WQEALLOC1_PEQPID_SHIFT) +#define I40E_VFPE_WQEALLOC1_WQE_DESC_INDEX_SHIFT 20 +#define I40E_VFPE_WQEALLOC1_WQE_DESC_INDEX_MASK (0xFFF << I40E_VFPE_WQEALLOC1_WQE_DESC_INDEX_SHIFT) +#define I40E_VFQF_HENA(_i) (0x0000C400 + ((_i) * 4)) /* _i=0...1 */ +#define I40E_VFQF_HENA_MAX_INDEX 1 +#define I40E_VFQF_HENA_PTYPE_ENA_SHIFT 0 +#define I40E_VFQF_HENA_PTYPE_ENA_MASK (0xFFFFFFFF << I40E_VFQF_HENA_PTYPE_ENA_SHIFT) +#define I40E_VFQF_HKEY(_i) (0x0000CC00 + ((_i) * 4)) /* _i=0...12 */ +#define I40E_VFQF_HKEY_MAX_INDEX 12 +#define I40E_VFQF_HKEY_KEY_0_SHIFT 0 +#define I40E_VFQF_HKEY_KEY_0_MASK (0xFF << I40E_VFQF_HKEY_KEY_0_SHIFT) +#define I40E_VFQF_HKEY_KEY_1_SHIFT 8 +#define I40E_VFQF_HKEY_KEY_1_MASK (0xFF << I40E_VFQF_HKEY_KEY_1_SHIFT) +#define I40E_VFQF_HKEY_KEY_2_SHIFT 16 +#define I40E_VFQF_HKEY_KEY_2_MASK (0xFF << I40E_VFQF_HKEY_KEY_2_SHIFT) +#define I40E_VFQF_HKEY_KEY_3_SHIFT 24 +#define I40E_VFQF_HKEY_KEY_3_MASK (0xFF << I40E_VFQF_HKEY_KEY_3_SHIFT) +#define I40E_VFQF_HLUT(_i) (0x0000D000 + ((_i) * 4)) /* _i=0...15 */ +#define I40E_VFQF_HLUT_MAX_INDEX 15 +#define I40E_VFQF_HLUT_LUT0_SHIFT 0 +#define I40E_VFQF_HLUT_LUT0_MASK (0xF << I40E_VFQF_HLUT_LUT0_SHIFT) +#define I40E_VFQF_HLUT_LUT1_SHIFT 8 +#define I40E_VFQF_HLUT_LUT1_MASK (0xF << I40E_VFQF_HLUT_LUT1_SHIFT) +#define I40E_VFQF_HLUT_LUT2_SHIFT 16 +#define I40E_VFQF_HLUT_LUT2_MASK (0xF << I40E_VFQF_HLUT_LUT2_SHIFT) +#define I40E_VFQF_HLUT_LUT3_SHIFT 24 +#define I40E_VFQF_HLUT_LUT3_MASK (0xF << I40E_VFQF_HLUT_LUT3_SHIFT) +#define I40E_VFQF_HREGION(_i) (0x0000D400 + ((_i) * 4)) /* _i=0...7 */ +#define I40E_VFQF_HREGION_MAX_INDEX 7 +#define I40E_VFQF_HREGION_OVERRIDE_ENA_0_SHIFT 0 +#define I40E_VFQF_HREGION_OVERRIDE_ENA_0_MASK (0x1 << I40E_VFQF_HREGION_OVERRIDE_ENA_0_SHIFT) +#define I40E_VFQF_HREGION_REGION_0_SHIFT 1 +#define I40E_VFQF_HREGION_REGION_0_MASK (0x7 << I40E_VFQF_HREGION_REGION_0_SHIFT) +#define I40E_VFQF_HREGION_OVERRIDE_ENA_1_SHIFT 4 +#define I40E_VFQF_HREGION_OVERRIDE_ENA_1_MASK (0x1 << I40E_VFQF_HREGION_OVERRIDE_ENA_1_SHIFT) +#define I40E_VFQF_HREGION_REGION_1_SHIFT 5 +#define I40E_VFQF_HREGION_REGION_1_MASK (0x7 << I40E_VFQF_HREGION_REGION_1_SHIFT) +#define I40E_VFQF_HREGION_OVERRIDE_ENA_2_SHIFT 8 +#define I40E_VFQF_HREGION_OVERRIDE_ENA_2_MASK (0x1 << I40E_VFQF_HREGION_OVERRIDE_ENA_2_SHIFT) +#define I40E_VFQF_HREGION_REGION_2_SHIFT 9 +#define I40E_VFQF_HREGION_REGION_2_MASK (0x7 << I40E_VFQF_HREGION_REGION_2_SHIFT) +#define I40E_VFQF_HREGION_OVERRIDE_ENA_3_SHIFT 12 +#define I40E_VFQF_HREGION_OVERRIDE_ENA_3_MASK (0x1 << I40E_VFQF_HREGION_OVERRIDE_ENA_3_SHIFT) +#define I40E_VFQF_HREGION_REGION_3_SHIFT 13 +#define I40E_VFQF_HREGION_REGION_3_MASK (0x7 << I40E_VFQF_HREGION_REGION_3_SHIFT) +#define I40E_VFQF_HREGION_OVERRIDE_ENA_4_SHIFT 16 +#define I40E_VFQF_HREGION_OVERRIDE_ENA_4_MASK (0x1 << I40E_VFQF_HREGION_OVERRIDE_ENA_4_SHIFT) +#define I40E_VFQF_HREGION_REGION_4_SHIFT 17 +#define I40E_VFQF_HREGION_REGION_4_MASK (0x7 << I40E_VFQF_HREGION_REGION_4_SHIFT) +#define I40E_VFQF_HREGION_OVERRIDE_ENA_5_SHIFT 20 +#define I40E_VFQF_HREGION_OVERRIDE_ENA_5_MASK (0x1 << I40E_VFQF_HREGION_OVERRIDE_ENA_5_SHIFT) +#define I40E_VFQF_HREGION_REGION_5_SHIFT 21 +#define I40E_VFQF_HREGION_REGION_5_MASK (0x7 << I40E_VFQF_HREGION_REGION_5_SHIFT) +#define I40E_VFQF_HREGION_OVERRIDE_ENA_6_SHIFT 24 +#define I40E_VFQF_HREGION_OVERRIDE_ENA_6_MASK (0x1 << I40E_VFQF_HREGION_OVERRIDE_ENA_6_SHIFT) +#define I40E_VFQF_HREGION_REGION_6_SHIFT 25 +#define I40E_VFQF_HREGION_REGION_6_MASK (0x7 << I40E_VFQF_HREGION_REGION_6_SHIFT) +#define I40E_VFQF_HREGION_OVERRIDE_ENA_7_SHIFT 28 +#define I40E_VFQF_HREGION_OVERRIDE_ENA_7_MASK (0x1 << I40E_VFQF_HREGION_OVERRIDE_ENA_7_SHIFT) +#define I40E_VFQF_HREGION_REGION_7_SHIFT 29 +#define I40E_VFQF_HREGION_REGION_7_MASK (0x7 << I40E_VFQF_HREGION_REGION_7_SHIFT) + +#endif diff --git a/drivers/net/ethernet/intel/i40e/i40e_status.h b/drivers/net/ethernet/intel/i40e/i40e_status.h new file mode 100644 index 00000000000..5e5bcddac57 --- /dev/null +++ b/drivers/net/ethernet/intel/i40e/i40e_status.h @@ -0,0 +1,101 @@ +/******************************************************************************* + * + * Intel Ethernet Controller XL710 Family Linux Driver + * Copyright(c) 2013 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + * + ******************************************************************************/ + +#ifndef _I40E_STATUS_H_ +#define _I40E_STATUS_H_ + +/* Error Codes */ +enum i40e_status_code { + I40E_SUCCESS = 0, + I40E_ERR_NVM = -1, + I40E_ERR_NVM_CHECKSUM = -2, + I40E_ERR_PHY = -3, + I40E_ERR_CONFIG = -4, + I40E_ERR_PARAM = -5, + I40E_ERR_MAC_TYPE = -6, + I40E_ERR_UNKNOWN_PHY = -7, + I40E_ERR_LINK_SETUP = -8, + I40E_ERR_ADAPTER_STOPPED = -9, + I40E_ERR_INVALID_MAC_ADDR = -10, + I40E_ERR_DEVICE_NOT_SUPPORTED = -11, + I40E_ERR_MASTER_REQUESTS_PENDING = -12, + I40E_ERR_INVALID_LINK_SETTINGS = -13, + I40E_ERR_AUTONEG_NOT_COMPLETE = -14, + I40E_ERR_RESET_FAILED = -15, + I40E_ERR_SWFW_SYNC = -16, + I40E_ERR_NO_AVAILABLE_VSI = -17, + I40E_ERR_NO_MEMORY = -18, + I40E_ERR_BAD_PTR = -19, + I40E_ERR_RING_FULL = -20, + I40E_ERR_INVALID_PD_ID = -21, + I40E_ERR_INVALID_QP_ID = -22, + I40E_ERR_INVALID_CQ_ID = -23, + I40E_ERR_INVALID_CEQ_ID = -24, + I40E_ERR_INVALID_AEQ_ID = -25, + I40E_ERR_INVALID_SIZE = -26, + I40E_ERR_INVALID_ARP_INDEX = -27, + I40E_ERR_INVALID_FPM_FUNC_ID = -28, + I40E_ERR_QP_INVALID_MSG_SIZE = -29, + I40E_ERR_QP_TOOMANY_WRS_POSTED = -30, + I40E_ERR_INVALID_FRAG_COUNT = -31, + I40E_ERR_QUEUE_EMPTY = -32, + I40E_ERR_INVALID_ALIGNMENT = -33, + I40E_ERR_FLUSHED_QUEUE = -34, + I40E_ERR_INVALID_PUSH_PAGE_INDEX = -35, + I40E_ERR_INVALID_IMM_DATA_SIZE = -36, + I40E_ERR_TIMEOUT = -37, + I40E_ERR_OPCODE_MISMATCH = -38, + I40E_ERR_CQP_COMPL_ERROR = -39, + I40E_ERR_INVALID_VF_ID = -40, + I40E_ERR_INVALID_HMCFN_ID = -41, + I40E_ERR_BACKING_PAGE_ERROR = -42, + I40E_ERR_NO_PBLCHUNKS_AVAILABLE = -43, + I40E_ERR_INVALID_PBLE_INDEX = -44, + I40E_ERR_INVALID_SD_INDEX = -45, + I40E_ERR_INVALID_PAGE_DESC_INDEX = -46, + I40E_ERR_INVALID_SD_TYPE = -47, + I40E_ERR_MEMCPY_FAILED = -48, + I40E_ERR_INVALID_HMC_OBJ_INDEX = -49, + I40E_ERR_INVALID_HMC_OBJ_COUNT = -50, + I40E_ERR_INVALID_SRQ_ARM_LIMIT = -51, + I40E_ERR_SRQ_ENABLED = -52, + I40E_ERR_ADMIN_QUEUE_ERROR = -53, + I40E_ERR_ADMIN_QUEUE_TIMEOUT = -54, + I40E_ERR_BUF_TOO_SHORT = -55, + I40E_ERR_ADMIN_QUEUE_FULL = -56, + I40E_ERR_ADMIN_QUEUE_NO_WORK = -57, + I40E_ERR_BAD_IWARP_CQE = -58, + I40E_ERR_NVM_BLANK_MODE = -59, + I40E_ERR_NOT_IMPLEMENTED = -60, + I40E_ERR_PE_DOORBELL_NOT_ENABLED = -61, + I40E_ERR_DIAG_TEST_FAILED = -62, + I40E_ERR_NOT_READY = -63, + I40E_NOT_SUPPORTED = -64, + I40E_ERR_FIRMWARE_API_VERSION = -65, +}; + +#endif /* _I40E_STATUS_H_ */ diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c new file mode 100644 index 00000000000..49d2cfa9b0c --- /dev/null +++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c @@ -0,0 +1,1817 @@ +/******************************************************************************* + * + * Intel Ethernet Controller XL710 Family Linux Driver + * Copyright(c) 2013 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + * + ******************************************************************************/ + +#include "i40e.h" + +static inline __le64 build_ctob(u32 td_cmd, u32 td_offset, unsigned int size, + u32 td_tag) +{ + return cpu_to_le64(I40E_TX_DESC_DTYPE_DATA | + ((u64)td_cmd << I40E_TXD_QW1_CMD_SHIFT) | + ((u64)td_offset << I40E_TXD_QW1_OFFSET_SHIFT) | + ((u64)size << I40E_TXD_QW1_TX_BUF_SZ_SHIFT) | + ((u64)td_tag << I40E_TXD_QW1_L2TAG1_SHIFT)); +} + +/** + * i40e_program_fdir_filter - Program a Flow Director filter + * @fdir_input: Packet data that will be filter parameters + * @pf: The pf pointer + * @add: True for add/update, False for remove + **/ +int i40e_program_fdir_filter(struct i40e_fdir_data *fdir_data, + struct i40e_pf *pf, bool add) +{ + struct i40e_filter_program_desc *fdir_desc; + struct i40e_tx_buffer *tx_buf; + struct i40e_tx_desc *tx_desc; + struct i40e_ring *tx_ring; + struct i40e_vsi *vsi; + struct device *dev; + dma_addr_t dma; + u32 td_cmd = 0; + u16 i; + + /* find existing FDIR VSI */ + vsi = NULL; + for (i = 0; i < pf->hw.func_caps.num_vsis; i++) + if (pf->vsi[i] && pf->vsi[i]->type == I40E_VSI_FDIR) + vsi = pf->vsi[i]; + if (!vsi) + return -ENOENT; + + tx_ring = &vsi->tx_rings[0]; + dev = tx_ring->dev; + + dma = dma_map_single(dev, fdir_data->raw_packet, + I40E_FDIR_MAX_RAW_PACKET_LOOKUP, DMA_TO_DEVICE); + if (dma_mapping_error(dev, dma)) + goto dma_fail; + + /* grab the next descriptor */ + fdir_desc = I40E_TX_FDIRDESC(tx_ring, tx_ring->next_to_use); + tx_buf = &tx_ring->tx_bi[tx_ring->next_to_use]; + tx_ring->next_to_use++; + if (tx_ring->next_to_use == tx_ring->count) + tx_ring->next_to_use = 0; + + fdir_desc->qindex_flex_ptype_vsi = cpu_to_le32((fdir_data->q_index + << I40E_TXD_FLTR_QW0_QINDEX_SHIFT) + & I40E_TXD_FLTR_QW0_QINDEX_MASK); + + fdir_desc->qindex_flex_ptype_vsi |= cpu_to_le32((fdir_data->flex_off + << I40E_TXD_FLTR_QW0_FLEXOFF_SHIFT) + & I40E_TXD_FLTR_QW0_FLEXOFF_MASK); + + fdir_desc->qindex_flex_ptype_vsi |= cpu_to_le32((fdir_data->pctype + << I40E_TXD_FLTR_QW0_PCTYPE_SHIFT) + & I40E_TXD_FLTR_QW0_PCTYPE_MASK); + + /* Use LAN VSI Id if not programmed by user */ + if (fdir_data->dest_vsi == 0) + fdir_desc->qindex_flex_ptype_vsi |= + cpu_to_le32((pf->vsi[pf->lan_vsi]->id) + << I40E_TXD_FLTR_QW0_DEST_VSI_SHIFT); + else + fdir_desc->qindex_flex_ptype_vsi |= + cpu_to_le32((fdir_data->dest_vsi + << I40E_TXD_FLTR_QW0_DEST_VSI_SHIFT) + & I40E_TXD_FLTR_QW0_DEST_VSI_MASK); + + fdir_desc->dtype_cmd_cntindex = + cpu_to_le32(I40E_TX_DESC_DTYPE_FILTER_PROG); + + if (add) + fdir_desc->dtype_cmd_cntindex |= cpu_to_le32( + I40E_FILTER_PROGRAM_DESC_PCMD_ADD_UPDATE + << I40E_TXD_FLTR_QW1_PCMD_SHIFT); + else + fdir_desc->dtype_cmd_cntindex |= cpu_to_le32( + I40E_FILTER_PROGRAM_DESC_PCMD_REMOVE + << I40E_TXD_FLTR_QW1_PCMD_SHIFT); + + fdir_desc->dtype_cmd_cntindex |= cpu_to_le32((fdir_data->dest_ctl + << I40E_TXD_FLTR_QW1_DEST_SHIFT) + & I40E_TXD_FLTR_QW1_DEST_MASK); + + fdir_desc->dtype_cmd_cntindex |= cpu_to_le32( + (fdir_data->fd_status << I40E_TXD_FLTR_QW1_FD_STATUS_SHIFT) + & I40E_TXD_FLTR_QW1_FD_STATUS_MASK); + + if (fdir_data->cnt_index != 0) { + fdir_desc->dtype_cmd_cntindex |= + cpu_to_le32(I40E_TXD_FLTR_QW1_CNT_ENA_MASK); + fdir_desc->dtype_cmd_cntindex |= + cpu_to_le32((fdir_data->cnt_index + << I40E_TXD_FLTR_QW1_CNTINDEX_SHIFT) + & I40E_TXD_FLTR_QW1_CNTINDEX_MASK); + } + + fdir_desc->fd_id = cpu_to_le32(fdir_data->fd_id); + + /* Now program a dummy descriptor */ + tx_desc = I40E_TX_DESC(tx_ring, tx_ring->next_to_use); + tx_buf = &tx_ring->tx_bi[tx_ring->next_to_use]; + tx_ring->next_to_use++; + if (tx_ring->next_to_use == tx_ring->count) + tx_ring->next_to_use = 0; + + tx_desc->buffer_addr = cpu_to_le64(dma); + td_cmd = I40E_TX_DESC_CMD_EOP | + I40E_TX_DESC_CMD_RS | + I40E_TX_DESC_CMD_DUMMY; + + tx_desc->cmd_type_offset_bsz = + build_ctob(td_cmd, 0, I40E_FDIR_MAX_RAW_PACKET_LOOKUP, 0); + + /* Mark the data descriptor to be watched */ + tx_buf->next_to_watch = tx_desc; + + /* Force memory writes to complete before letting h/w + * know there are new descriptors to fetch. (Only + * applicable for weak-ordered memory model archs, + * such as IA-64). + */ + wmb(); + + writel(tx_ring->next_to_use, tx_ring->tail); + return 0; + +dma_fail: + return -1; +} + +/** + * i40e_fd_handle_status - check the Programming Status for FD + * @rx_ring: the Rx ring for this descriptor + * @qw: the descriptor data + * @prog_id: the id originally used for programming + * + * This is used to verify if the FD programming or invalidation + * requested by SW to the HW is successful or not and take actions accordingly. + **/ +static void i40e_fd_handle_status(struct i40e_ring *rx_ring, u32 qw, u8 prog_id) +{ + struct pci_dev *pdev = rx_ring->vsi->back->pdev; + u32 error; + + error = (qw & I40E_RX_PROG_STATUS_DESC_QW1_ERROR_MASK) >> + I40E_RX_PROG_STATUS_DESC_QW1_ERROR_SHIFT; + + /* for now just print the Status */ + dev_info(&pdev->dev, "FD programming id %02x, Status %08x\n", + prog_id, error); +} + +/** + * i40e_unmap_tx_resource - Release a Tx buffer + * @ring: the ring that owns the buffer + * @tx_buffer: the buffer to free + **/ +static inline void i40e_unmap_tx_resource(struct i40e_ring *ring, + struct i40e_tx_buffer *tx_buffer) +{ + if (tx_buffer->dma) { + if (tx_buffer->tx_flags & I40E_TX_FLAGS_MAPPED_AS_PAGE) + dma_unmap_page(ring->dev, + tx_buffer->dma, + tx_buffer->length, + DMA_TO_DEVICE); + else + dma_unmap_single(ring->dev, + tx_buffer->dma, + tx_buffer->length, + DMA_TO_DEVICE); + } + tx_buffer->dma = 0; + tx_buffer->time_stamp = 0; +} + +/** + * i40e_clean_tx_ring - Free any empty Tx buffers + * @tx_ring: ring to be cleaned + **/ +void i40e_clean_tx_ring(struct i40e_ring *tx_ring) +{ + struct i40e_tx_buffer *tx_buffer; + unsigned long bi_size; + u16 i; + + /* ring already cleared, nothing to do */ + if (!tx_ring->tx_bi) + return; + + /* Free all the Tx ring sk_buffs */ + for (i = 0; i < tx_ring->count; i++) { + tx_buffer = &tx_ring->tx_bi[i]; + i40e_unmap_tx_resource(tx_ring, tx_buffer); + if (tx_buffer->skb) + dev_kfree_skb_any(tx_buffer->skb); + tx_buffer->skb = NULL; + } + + bi_size = sizeof(struct i40e_tx_buffer) * tx_ring->count; + memset(tx_ring->tx_bi, 0, bi_size); + + /* Zero out the descriptor ring */ + memset(tx_ring->desc, 0, tx_ring->size); + + tx_ring->next_to_use = 0; + tx_ring->next_to_clean = 0; +} + +/** + * i40e_free_tx_resources - Free Tx resources per queue + * @tx_ring: Tx descriptor ring for a specific queue + * + * Free all transmit software resources + **/ +void i40e_free_tx_resources(struct i40e_ring *tx_ring) +{ + i40e_clean_tx_ring(tx_ring); + kfree(tx_ring->tx_bi); + tx_ring->tx_bi = NULL; + + if (tx_ring->desc) { + dma_free_coherent(tx_ring->dev, tx_ring->size, + tx_ring->desc, tx_ring->dma); + tx_ring->desc = NULL; + } +} + +/** + * i40e_get_tx_pending - how many tx descriptors not processed + * @tx_ring: the ring of descriptors + * + * Since there is no access to the ring head register + * in XL710, we need to use our local copies + **/ +static u32 i40e_get_tx_pending(struct i40e_ring *ring) +{ + u32 ntu = ((ring->next_to_clean <= ring->next_to_use) + ? ring->next_to_use + : ring->next_to_use + ring->count); + return ntu - ring->next_to_clean; +} + +/** + * i40e_check_tx_hang - Is there a hang in the Tx queue + * @tx_ring: the ring of descriptors + **/ +static bool i40e_check_tx_hang(struct i40e_ring *tx_ring) +{ + u32 tx_pending = i40e_get_tx_pending(tx_ring); + bool ret = false; + + clear_check_for_tx_hang(tx_ring); + + /* Check for a hung queue, but be thorough. This verifies + * that a transmit has been completed since the previous + * check AND there is at least one packet pending. The + * ARMED bit is set to indicate a potential hang. The + * bit is cleared if a pause frame is received to remove + * false hang detection due to PFC or 802.3x frames. By + * requiring this to fail twice we avoid races with + * PFC clearing the ARMED bit and conditions where we + * run the check_tx_hang logic with a transmit completion + * pending but without time to complete it yet. + */ + if ((tx_ring->tx_stats.tx_done_old == tx_ring->tx_stats.packets) && + tx_pending) { + /* make sure it is true for two checks in a row */ + ret = test_and_set_bit(__I40E_HANG_CHECK_ARMED, + &tx_ring->state); + } else { + /* update completed stats and disarm the hang check */ + tx_ring->tx_stats.tx_done_old = tx_ring->tx_stats.packets; + clear_bit(__I40E_HANG_CHECK_ARMED, &tx_ring->state); + } + + return ret; +} + +/** + * i40e_clean_tx_irq - Reclaim resources after transmit completes + * @tx_ring: tx ring to clean + * @budget: how many cleans we're allowed + * + * Returns true if there's any budget left (e.g. the clean is finished) + **/ +static bool i40e_clean_tx_irq(struct i40e_ring *tx_ring, int budget) +{ + u16 i = tx_ring->next_to_clean; + struct i40e_tx_buffer *tx_buf; + struct i40e_tx_desc *tx_desc; + unsigned int total_packets = 0; + unsigned int total_bytes = 0; + + tx_buf = &tx_ring->tx_bi[i]; + tx_desc = I40E_TX_DESC(tx_ring, i); + + for (; budget; budget--) { + struct i40e_tx_desc *eop_desc; + + eop_desc = tx_buf->next_to_watch; + + /* if next_to_watch is not set then there is no work pending */ + if (!eop_desc) + break; + + /* if the descriptor isn't done, no work yet to do */ + if (!(eop_desc->cmd_type_offset_bsz & + cpu_to_le64(I40E_TX_DESC_DTYPE_DESC_DONE))) + break; + + /* count the packet as being completed */ + tx_ring->tx_stats.completed++; + tx_buf->next_to_watch = NULL; + tx_buf->time_stamp = 0; + + /* set memory barrier before eop_desc is verified */ + rmb(); + + do { + i40e_unmap_tx_resource(tx_ring, tx_buf); + + /* clear dtype status */ + tx_desc->cmd_type_offset_bsz &= + ~cpu_to_le64(I40E_TXD_QW1_DTYPE_MASK); + + if (likely(tx_desc == eop_desc)) { + eop_desc = NULL; + + dev_kfree_skb_any(tx_buf->skb); + tx_buf->skb = NULL; + + total_bytes += tx_buf->bytecount; + total_packets += tx_buf->gso_segs; + } + + tx_buf++; + tx_desc++; + i++; + if (unlikely(i == tx_ring->count)) { + i = 0; + tx_buf = tx_ring->tx_bi; + tx_desc = I40E_TX_DESC(tx_ring, 0); + } + } while (eop_desc); + } + + tx_ring->next_to_clean = i; + tx_ring->tx_stats.bytes += total_bytes; + tx_ring->tx_stats.packets += total_packets; + tx_ring->q_vector->tx.total_bytes += total_bytes; + tx_ring->q_vector->tx.total_packets += total_packets; + if (check_for_tx_hang(tx_ring) && i40e_check_tx_hang(tx_ring)) { + /* schedule immediate reset if we believe we hung */ + dev_info(tx_ring->dev, "Detected Tx Unit Hang\n" + " VSI <%d>\n" + " Tx Queue <%d>\n" + " next_to_use <%x>\n" + " next_to_clean <%x>\n", + tx_ring->vsi->seid, + tx_ring->queue_index, + tx_ring->next_to_use, i); + dev_info(tx_ring->dev, "tx_bi[next_to_clean]\n" + " time_stamp <%lx>\n" + " jiffies <%lx>\n", + tx_ring->tx_bi[i].time_stamp, jiffies); + + netif_stop_subqueue(tx_ring->netdev, tx_ring->queue_index); + + dev_info(tx_ring->dev, + "tx hang detected on queue %d, resetting adapter\n", + tx_ring->queue_index); + + tx_ring->netdev->netdev_ops->ndo_tx_timeout(tx_ring->netdev); + + /* the adapter is about to reset, no point in enabling stuff */ + return true; + } + +#define TX_WAKE_THRESHOLD (DESC_NEEDED * 2) + if (unlikely(total_packets && netif_carrier_ok(tx_ring->netdev) && + (I40E_DESC_UNUSED(tx_ring) >= TX_WAKE_THRESHOLD))) { + /* Make sure that anybody stopping the queue after this + * sees the new next_to_clean. + */ + smp_mb(); + if (__netif_subqueue_stopped(tx_ring->netdev, + tx_ring->queue_index) && + !test_bit(__I40E_DOWN, &tx_ring->vsi->state)) { + netif_wake_subqueue(tx_ring->netdev, + tx_ring->queue_index); + ++tx_ring->tx_stats.restart_queue; + } + } + + return budget > 0; +} + +/** + * i40e_set_new_dynamic_itr - Find new ITR level + * @rc: structure containing ring performance data + * + * Stores a new ITR value based on packets and byte counts during + * the last interrupt. The advantage of per interrupt computation + * is faster updates and more accurate ITR for the current traffic + * pattern. Constants in this function were computed based on + * theoretical maximum wire speed and thresholds were set based on + * testing data as well as attempting to minimize response time + * while increasing bulk throughput. + **/ +static void i40e_set_new_dynamic_itr(struct i40e_ring_container *rc) +{ + enum i40e_latency_range new_latency_range = rc->latency_range; + u32 new_itr = rc->itr; + int bytes_per_int; + + if (rc->total_packets == 0 || !rc->itr) + return; + + /* simple throttlerate management + * 0-10MB/s lowest (100000 ints/s) + * 10-20MB/s low (20000 ints/s) + * 20-1249MB/s bulk (8000 ints/s) + */ + bytes_per_int = rc->total_bytes / rc->itr; + switch (rc->itr) { + case I40E_LOWEST_LATENCY: + if (bytes_per_int > 10) + new_latency_range = I40E_LOW_LATENCY; + break; + case I40E_LOW_LATENCY: + if (bytes_per_int > 20) + new_latency_range = I40E_BULK_LATENCY; + else if (bytes_per_int <= 10) + new_latency_range = I40E_LOWEST_LATENCY; + break; + case I40E_BULK_LATENCY: + if (bytes_per_int <= 20) + rc->latency_range = I40E_LOW_LATENCY; + break; + } + + switch (new_latency_range) { + case I40E_LOWEST_LATENCY: + new_itr = I40E_ITR_100K; + break; + case I40E_LOW_LATENCY: + new_itr = I40E_ITR_20K; + break; + case I40E_BULK_LATENCY: + new_itr = I40E_ITR_8K; + break; + default: + break; + } + + if (new_itr != rc->itr) { + /* do an exponential smoothing */ + new_itr = (10 * new_itr * rc->itr) / + ((9 * new_itr) + rc->itr); + rc->itr = new_itr & I40E_MAX_ITR; + } + + rc->total_bytes = 0; + rc->total_packets = 0; +} + +/** + * i40e_update_dynamic_itr - Adjust ITR based on bytes per int + * @q_vector: the vector to adjust + **/ +static void i40e_update_dynamic_itr(struct i40e_q_vector *q_vector) +{ + u16 vector = q_vector->vsi->base_vector + q_vector->v_idx; + struct i40e_hw *hw = &q_vector->vsi->back->hw; + u32 reg_addr; + u16 old_itr; + + reg_addr = I40E_PFINT_ITRN(I40E_RX_ITR, vector - 1); + old_itr = q_vector->rx.itr; + i40e_set_new_dynamic_itr(&q_vector->rx); + if (old_itr != q_vector->rx.itr) + wr32(hw, reg_addr, q_vector->rx.itr); + + reg_addr = I40E_PFINT_ITRN(I40E_TX_ITR, vector - 1); + old_itr = q_vector->tx.itr; + i40e_set_new_dynamic_itr(&q_vector->tx); + if (old_itr != q_vector->tx.itr) + wr32(hw, reg_addr, q_vector->tx.itr); + + i40e_flush(hw); +} + +/** + * i40e_clean_programming_status - clean the programming status descriptor + * @rx_ring: the rx ring that has this descriptor + * @rx_desc: the rx descriptor written back by HW + * + * Flow director should handle FD_FILTER_STATUS to check its filter programming + * status being successful or not and take actions accordingly. FCoE should + * handle its context/filter programming/invalidation status and take actions. + * + **/ +static void i40e_clean_programming_status(struct i40e_ring *rx_ring, + union i40e_rx_desc *rx_desc) +{ + u64 qw; + u8 id; + + qw = le64_to_cpu(rx_desc->wb.qword1.status_error_len); + id = (qw & I40E_RX_PROG_STATUS_DESC_QW1_PROGID_MASK) >> + I40E_RX_PROG_STATUS_DESC_QW1_PROGID_SHIFT; + + if (id == I40E_RX_PROG_STATUS_DESC_FD_FILTER_STATUS) + i40e_fd_handle_status(rx_ring, qw, id); +} + +/** + * i40e_setup_tx_descriptors - Allocate the Tx descriptors + * @tx_ring: the tx ring to set up + * + * Return 0 on success, negative on error + **/ +int i40e_setup_tx_descriptors(struct i40e_ring *tx_ring) +{ + struct device *dev = tx_ring->dev; + int bi_size; + + if (!dev) + return -ENOMEM; + + bi_size = sizeof(struct i40e_tx_buffer) * tx_ring->count; + tx_ring->tx_bi = kzalloc(bi_size, GFP_KERNEL); + if (!tx_ring->tx_bi) + goto err; + + /* round up to nearest 4K */ + tx_ring->size = tx_ring->count * sizeof(struct i40e_tx_desc); + tx_ring->size = ALIGN(tx_ring->size, 4096); + tx_ring->desc = dma_alloc_coherent(dev, tx_ring->size, + &tx_ring->dma, GFP_KERNEL); + if (!tx_ring->desc) { + dev_info(dev, "Unable to allocate memory for the Tx descriptor ring, size=%d\n", + tx_ring->size); + goto err; + } + + tx_ring->next_to_use = 0; + tx_ring->next_to_clean = 0; + return 0; + +err: + kfree(tx_ring->tx_bi); + tx_ring->tx_bi = NULL; + return -ENOMEM; +} + +/** + * i40e_clean_rx_ring - Free Rx buffers + * @rx_ring: ring to be cleaned + **/ +void i40e_clean_rx_ring(struct i40e_ring *rx_ring) +{ + struct device *dev = rx_ring->dev; + struct i40e_rx_buffer *rx_bi; + unsigned long bi_size; + u16 i; + + /* ring already cleared, nothing to do */ + if (!rx_ring->rx_bi) + return; + + /* Free all the Rx ring sk_buffs */ + for (i = 0; i < rx_ring->count; i++) { + rx_bi = &rx_ring->rx_bi[i]; + if (rx_bi->dma) { + dma_unmap_single(dev, + rx_bi->dma, + rx_ring->rx_buf_len, + DMA_FROM_DEVICE); + rx_bi->dma = 0; + } + if (rx_bi->skb) { + dev_kfree_skb(rx_bi->skb); + rx_bi->skb = NULL; + } + if (rx_bi->page) { + if (rx_bi->page_dma) { + dma_unmap_page(dev, + rx_bi->page_dma, + PAGE_SIZE / 2, + DMA_FROM_DEVICE); + rx_bi->page_dma = 0; + } + __free_page(rx_bi->page); + rx_bi->page = NULL; + rx_bi->page_offset = 0; + } + } + + bi_size = sizeof(struct i40e_rx_buffer) * rx_ring->count; + memset(rx_ring->rx_bi, 0, bi_size); + + /* Zero out the descriptor ring */ + memset(rx_ring->desc, 0, rx_ring->size); + + rx_ring->next_to_clean = 0; + rx_ring->next_to_use = 0; +} + +/** + * i40e_free_rx_resources - Free Rx resources + * @rx_ring: ring to clean the resources from + * + * Free all receive software resources + **/ +void i40e_free_rx_resources(struct i40e_ring *rx_ring) +{ + i40e_clean_rx_ring(rx_ring); + kfree(rx_ring->rx_bi); + rx_ring->rx_bi = NULL; + + if (rx_ring->desc) { + dma_free_coherent(rx_ring->dev, rx_ring->size, + rx_ring->desc, rx_ring->dma); + rx_ring->desc = NULL; + } +} + +/** + * i40e_setup_rx_descriptors - Allocate Rx descriptors + * @rx_ring: Rx descriptor ring (for a specific queue) to setup + * + * Returns 0 on success, negative on failure + **/ +int i40e_setup_rx_descriptors(struct i40e_ring *rx_ring) +{ + struct device *dev = rx_ring->dev; + int bi_size; + + bi_size = sizeof(struct i40e_rx_buffer) * rx_ring->count; + rx_ring->rx_bi = kzalloc(bi_size, GFP_KERNEL); + if (!rx_ring->rx_bi) + goto err; + + /* Round up to nearest 4K */ + rx_ring->size = ring_is_16byte_desc_enabled(rx_ring) + ? rx_ring->count * sizeof(union i40e_16byte_rx_desc) + : rx_ring->count * sizeof(union i40e_32byte_rx_desc); + rx_ring->size = ALIGN(rx_ring->size, 4096); + rx_ring->desc = dma_alloc_coherent(dev, rx_ring->size, + &rx_ring->dma, GFP_KERNEL); + + if (!rx_ring->desc) { + dev_info(dev, "Unable to allocate memory for the Rx descriptor ring, size=%d\n", + rx_ring->size); + goto err; + } + + rx_ring->next_to_clean = 0; + rx_ring->next_to_use = 0; + + return 0; +err: + kfree(rx_ring->rx_bi); + rx_ring->rx_bi = NULL; + return -ENOMEM; +} + +/** + * i40e_release_rx_desc - Store the new tail and head values + * @rx_ring: ring to bump + * @val: new head index + **/ +static inline void i40e_release_rx_desc(struct i40e_ring *rx_ring, u32 val) +{ + rx_ring->next_to_use = val; + /* Force memory writes to complete before letting h/w + * know there are new descriptors to fetch. (Only + * applicable for weak-ordered memory model archs, + * such as IA-64). + */ + wmb(); + writel(val, rx_ring->tail); +} + +/** + * i40e_alloc_rx_buffers - Replace used receive buffers; packet split + * @rx_ring: ring to place buffers on + * @cleaned_count: number of buffers to replace + **/ +void i40e_alloc_rx_buffers(struct i40e_ring *rx_ring, u16 cleaned_count) +{ + u16 i = rx_ring->next_to_use; + union i40e_rx_desc *rx_desc; + struct i40e_rx_buffer *bi; + struct sk_buff *skb; + + /* do nothing if no valid netdev defined */ + if (!rx_ring->netdev || !cleaned_count) + return; + + while (cleaned_count--) { + rx_desc = I40E_RX_DESC(rx_ring, i); + bi = &rx_ring->rx_bi[i]; + skb = bi->skb; + + if (!skb) { + skb = netdev_alloc_skb_ip_align(rx_ring->netdev, + rx_ring->rx_buf_len); + if (!skb) { + rx_ring->rx_stats.alloc_rx_buff_failed++; + goto no_buffers; + } + /* initialize queue mapping */ + skb_record_rx_queue(skb, rx_ring->queue_index); + bi->skb = skb; + } + + if (!bi->dma) { + bi->dma = dma_map_single(rx_ring->dev, + skb->data, + rx_ring->rx_buf_len, + DMA_FROM_DEVICE); + if (dma_mapping_error(rx_ring->dev, bi->dma)) { + rx_ring->rx_stats.alloc_rx_buff_failed++; + bi->dma = 0; + goto no_buffers; + } + } + + if (ring_is_ps_enabled(rx_ring)) { + if (!bi->page) { + bi->page = alloc_page(GFP_ATOMIC); + if (!bi->page) { + rx_ring->rx_stats.alloc_rx_page_failed++; + goto no_buffers; + } + } + + if (!bi->page_dma) { + /* use a half page if we're re-using */ + bi->page_offset ^= PAGE_SIZE / 2; + bi->page_dma = dma_map_page(rx_ring->dev, + bi->page, + bi->page_offset, + PAGE_SIZE / 2, + DMA_FROM_DEVICE); + if (dma_mapping_error(rx_ring->dev, + bi->page_dma)) { + rx_ring->rx_stats.alloc_rx_page_failed++; + bi->page_dma = 0; + goto no_buffers; + } + } + + /* Refresh the desc even if buffer_addrs didn't change + * because each write-back erases this info. + */ + rx_desc->read.pkt_addr = cpu_to_le64(bi->page_dma); + rx_desc->read.hdr_addr = cpu_to_le64(bi->dma); + } else { + rx_desc->read.pkt_addr = cpu_to_le64(bi->dma); + rx_desc->read.hdr_addr = 0; + } + i++; + if (i == rx_ring->count) + i = 0; + } + +no_buffers: + if (rx_ring->next_to_use != i) + i40e_release_rx_desc(rx_ring, i); +} + +/** + * i40e_receive_skb - Send a completed packet up the stack + * @rx_ring: rx ring in play + * @skb: packet to send up + * @vlan_tag: vlan tag for packet + **/ +static void i40e_receive_skb(struct i40e_ring *rx_ring, + struct sk_buff *skb, u16 vlan_tag) +{ + struct i40e_q_vector *q_vector = rx_ring->q_vector; + struct i40e_vsi *vsi = rx_ring->vsi; + u64 flags = vsi->back->flags; + + if (vlan_tag & VLAN_VID_MASK) + __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), vlan_tag); + + if (flags & I40E_FLAG_IN_NETPOLL) + netif_rx(skb); + else + napi_gro_receive(&q_vector->napi, skb); +} + +/** + * i40e_rx_checksum - Indicate in skb if hw indicated a good cksum + * @vsi: the VSI we care about + * @skb: skb currently being received and modified + * @rx_status: status value of last descriptor in packet + * @rx_error: error value of last descriptor in packet + **/ +static inline void i40e_rx_checksum(struct i40e_vsi *vsi, + struct sk_buff *skb, + u32 rx_status, + u32 rx_error) +{ + skb->ip_summed = CHECKSUM_NONE; + + /* Rx csum enabled and ip headers found? */ + if (!(vsi->netdev->features & NETIF_F_RXCSUM && + rx_status & (1 << I40E_RX_DESC_STATUS_L3L4P_SHIFT))) + return; + + /* IP or L4 checksum error */ + if (rx_error & ((1 << I40E_RX_DESC_ERROR_IPE_SHIFT) | + (1 << I40E_RX_DESC_ERROR_L4E_SHIFT))) { + vsi->back->hw_csum_rx_error++; + return; + } + + skb->ip_summed = CHECKSUM_UNNECESSARY; +} + +/** + * i40e_rx_hash - returns the hash value from the Rx descriptor + * @ring: descriptor ring + * @rx_desc: specific descriptor + **/ +static inline u32 i40e_rx_hash(struct i40e_ring *ring, + union i40e_rx_desc *rx_desc) +{ + if (ring->netdev->features & NETIF_F_RXHASH) { + if ((le64_to_cpu(rx_desc->wb.qword1.status_error_len) >> + I40E_RX_DESC_STATUS_FLTSTAT_SHIFT) & + I40E_RX_DESC_FLTSTAT_RSS_HASH) + return le32_to_cpu(rx_desc->wb.qword0.hi_dword.rss); + } + return 0; +} + +/** + * i40e_clean_rx_irq - Reclaim resources after receive completes + * @rx_ring: rx ring to clean + * @budget: how many cleans we're allowed + * + * Returns true if there's any budget left (e.g. the clean is finished) + **/ +static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget) +{ + unsigned int total_rx_bytes = 0, total_rx_packets = 0; + u16 rx_packet_len, rx_header_len, rx_sph, rx_hbo; + u16 cleaned_count = I40E_DESC_UNUSED(rx_ring); + const int current_node = numa_node_id(); + struct i40e_vsi *vsi = rx_ring->vsi; + u16 i = rx_ring->next_to_clean; + union i40e_rx_desc *rx_desc; + u32 rx_error, rx_status; + u64 qword; + + rx_desc = I40E_RX_DESC(rx_ring, i); + qword = le64_to_cpu(rx_desc->wb.qword1.status_error_len); + rx_status = (qword & I40E_RXD_QW1_STATUS_MASK) + >> I40E_RXD_QW1_STATUS_SHIFT; + + while (rx_status & (1 << I40E_RX_DESC_STATUS_DD_SHIFT)) { + union i40e_rx_desc *next_rxd; + struct i40e_rx_buffer *rx_bi; + struct sk_buff *skb; + u16 vlan_tag; + if (i40e_rx_is_programming_status(qword)) { + i40e_clean_programming_status(rx_ring, rx_desc); + I40E_RX_NEXT_DESC_PREFETCH(rx_ring, i, next_rxd); + goto next_desc; + } + rx_bi = &rx_ring->rx_bi[i]; + skb = rx_bi->skb; + prefetch(skb->data); + + rx_packet_len = (qword & I40E_RXD_QW1_LENGTH_PBUF_MASK) + >> I40E_RXD_QW1_LENGTH_PBUF_SHIFT; + rx_header_len = (qword & I40E_RXD_QW1_LENGTH_HBUF_MASK) + >> I40E_RXD_QW1_LENGTH_HBUF_SHIFT; + rx_sph = (qword & I40E_RXD_QW1_LENGTH_SPH_MASK) + >> I40E_RXD_QW1_LENGTH_SPH_SHIFT; + + rx_error = (qword & I40E_RXD_QW1_ERROR_MASK) + >> I40E_RXD_QW1_ERROR_SHIFT; + rx_hbo = rx_error & (1 << I40E_RX_DESC_ERROR_HBO_SHIFT); + rx_error &= ~(1 << I40E_RX_DESC_ERROR_HBO_SHIFT); + + rx_bi->skb = NULL; + + /* This memory barrier is needed to keep us from reading + * any other fields out of the rx_desc until we know the + * STATUS_DD bit is set + */ + rmb(); + + /* Get the header and possibly the whole packet + * If this is an skb from previous receive dma will be 0 + */ + if (rx_bi->dma) { + u16 len; + + if (rx_hbo) + len = I40E_RX_HDR_SIZE; + else if (rx_sph) + len = rx_header_len; + else if (rx_packet_len) + len = rx_packet_len; /* 1buf/no split found */ + else + len = rx_header_len; /* split always mode */ + + skb_put(skb, len); + dma_unmap_single(rx_ring->dev, + rx_bi->dma, + rx_ring->rx_buf_len, + DMA_FROM_DEVICE); + rx_bi->dma = 0; + } + + /* Get the rest of the data if this was a header split */ + if (ring_is_ps_enabled(rx_ring) && rx_packet_len) { + + skb_fill_page_desc(skb, skb_shinfo(skb)->nr_frags, + rx_bi->page, + rx_bi->page_offset, + rx_packet_len); + + skb->len += rx_packet_len; + skb->data_len += rx_packet_len; + skb->truesize += rx_packet_len; + + if ((page_count(rx_bi->page) == 1) && + (page_to_nid(rx_bi->page) == current_node)) + get_page(rx_bi->page); + else + rx_bi->page = NULL; + + dma_unmap_page(rx_ring->dev, + rx_bi->page_dma, + PAGE_SIZE / 2, + DMA_FROM_DEVICE); + rx_bi->page_dma = 0; + } + I40E_RX_NEXT_DESC_PREFETCH(rx_ring, i, next_rxd); + + if (unlikely( + !(rx_status & (1 << I40E_RX_DESC_STATUS_EOF_SHIFT)))) { + struct i40e_rx_buffer *next_buffer; + + next_buffer = &rx_ring->rx_bi[i]; + + if (ring_is_ps_enabled(rx_ring)) { + rx_bi->skb = next_buffer->skb; + rx_bi->dma = next_buffer->dma; + next_buffer->skb = skb; + next_buffer->dma = 0; + } + rx_ring->rx_stats.non_eop_descs++; + goto next_desc; + } + + /* ERR_MASK will only have valid bits if EOP set */ + if (unlikely(rx_error & (1 << I40E_RX_DESC_ERROR_RXE_SHIFT))) { + dev_kfree_skb_any(skb); + goto next_desc; + } + + skb->rxhash = i40e_rx_hash(rx_ring, rx_desc); + i40e_rx_checksum(vsi, skb, rx_status, rx_error); + + /* probably a little skewed due to removing CRC */ + total_rx_bytes += skb->len; + total_rx_packets++; + + skb->protocol = eth_type_trans(skb, rx_ring->netdev); + vlan_tag = rx_status & (1 << I40E_RX_DESC_STATUS_L2TAG1P_SHIFT) + ? le16_to_cpu(rx_desc->wb.qword0.lo_dword.l2tag1) + : 0; + i40e_receive_skb(rx_ring, skb, vlan_tag); + + rx_ring->netdev->last_rx = jiffies; + budget--; +next_desc: + rx_desc->wb.qword1.status_error_len = 0; + if (!budget) + break; + + cleaned_count++; + /* return some buffers to hardware, one at a time is too slow */ + if (cleaned_count >= I40E_RX_BUFFER_WRITE) { + i40e_alloc_rx_buffers(rx_ring, cleaned_count); + cleaned_count = 0; + } + + /* use prefetched values */ + rx_desc = next_rxd; + qword = le64_to_cpu(rx_desc->wb.qword1.status_error_len); + rx_status = (qword & I40E_RXD_QW1_STATUS_MASK) + >> I40E_RXD_QW1_STATUS_SHIFT; + } + + rx_ring->next_to_clean = i; + rx_ring->rx_stats.packets += total_rx_packets; + rx_ring->rx_stats.bytes += total_rx_bytes; + rx_ring->q_vector->rx.total_packets += total_rx_packets; + rx_ring->q_vector->rx.total_bytes += total_rx_bytes; + + if (cleaned_count) + i40e_alloc_rx_buffers(rx_ring, cleaned_count); + + return budget > 0; +} + +/** + * i40e_napi_poll - NAPI polling Rx/Tx cleanup routine + * @napi: napi struct with our devices info in it + * @budget: amount of work driver is allowed to do this pass, in packets + * + * This function will clean all queues associated with a q_vector. + * + * Returns the amount of work done + **/ +int i40e_napi_poll(struct napi_struct *napi, int budget) +{ + struct i40e_q_vector *q_vector = + container_of(napi, struct i40e_q_vector, napi); + struct i40e_vsi *vsi = q_vector->vsi; + bool clean_complete = true; + int budget_per_ring; + int i; + + if (test_bit(__I40E_DOWN, &vsi->state)) { + napi_complete(napi); + return 0; + } + + /* We attempt to distribute budget to each Rx queue fairly, but don't + * allow the budget to go below 1 because that would exit polling early. + * Since the actual Tx work is minimal, we can give the Tx a larger + * budget and be more aggressive about cleaning up the Tx descriptors. + */ + budget_per_ring = max(budget/q_vector->num_ringpairs, 1); + for (i = 0; i < q_vector->num_ringpairs; i++) { + clean_complete &= i40e_clean_tx_irq(q_vector->tx.ring[i], + vsi->work_limit); + clean_complete &= i40e_clean_rx_irq(q_vector->rx.ring[i], + budget_per_ring); + } + + /* If work not completed, return budget and polling will return */ + if (!clean_complete) + return budget; + + /* Work is done so exit the polling mode and re-enable the interrupt */ + napi_complete(napi); + if (ITR_IS_DYNAMIC(vsi->rx_itr_setting) || + ITR_IS_DYNAMIC(vsi->tx_itr_setting)) + i40e_update_dynamic_itr(q_vector); + + if (!test_bit(__I40E_DOWN, &vsi->state)) { + if (vsi->back->flags & I40E_FLAG_MSIX_ENABLED) { + i40e_irq_dynamic_enable(vsi, + q_vector->v_idx + vsi->base_vector); + } else { + struct i40e_hw *hw = &vsi->back->hw; + /* We re-enable the queue 0 cause, but + * don't worry about dynamic_enable + * because we left it on for the other + * possible interrupts during napi + */ + u32 qval = rd32(hw, I40E_QINT_RQCTL(0)); + qval |= I40E_QINT_RQCTL_CAUSE_ENA_MASK; + wr32(hw, I40E_QINT_RQCTL(0), qval); + + qval = rd32(hw, I40E_QINT_TQCTL(0)); + qval |= I40E_QINT_TQCTL_CAUSE_ENA_MASK; + wr32(hw, I40E_QINT_TQCTL(0), qval); + i40e_flush(hw); + } + } + + return 0; +} + +/** + * i40e_atr - Add a Flow Director ATR filter + * @tx_ring: ring to add programming descriptor to + * @skb: send buffer + * @flags: send flags + * @protocol: wire protocol + **/ +static void i40e_atr(struct i40e_ring *tx_ring, struct sk_buff *skb, + u32 flags, __be16 protocol) +{ + struct i40e_filter_program_desc *fdir_desc; + struct i40e_pf *pf = tx_ring->vsi->back; + union { + unsigned char *network; + struct iphdr *ipv4; + struct ipv6hdr *ipv6; + } hdr; + struct tcphdr *th; + unsigned int hlen; + u32 flex_ptype, dtype_cmd; + + /* make sure ATR is enabled */ + if (!(pf->flags & I40E_FLAG_FDIR_ATR_ENABLED)) + return; + + /* if sampling is disabled do nothing */ + if (!tx_ring->atr_sample_rate) + return; + + tx_ring->atr_count++; + + /* snag network header to get L4 type and address */ + hdr.network = skb_network_header(skb); + + /* Currently only IPv4/IPv6 with TCP is supported */ + if (protocol == htons(ETH_P_IP)) { + if (hdr.ipv4->protocol != IPPROTO_TCP) + return; + + /* access ihl as a u8 to avoid unaligned access on ia64 */ + hlen = (hdr.network[0] & 0x0F) << 2; + } else if (protocol == htons(ETH_P_IPV6)) { + if (hdr.ipv6->nexthdr != IPPROTO_TCP) + return; + + hlen = sizeof(struct ipv6hdr); + } else { + return; + } + + th = (struct tcphdr *)(hdr.network + hlen); + + /* sample on all syn/fin packets or once every atr sample rate */ + if (!th->fin && !th->syn && (tx_ring->atr_count < tx_ring->atr_sample_rate)) + return; + + tx_ring->atr_count = 0; + + /* grab the next descriptor */ + fdir_desc = I40E_TX_FDIRDESC(tx_ring, tx_ring->next_to_use); + tx_ring->next_to_use++; + if (tx_ring->next_to_use == tx_ring->count) + tx_ring->next_to_use = 0; + + flex_ptype = (tx_ring->queue_index << I40E_TXD_FLTR_QW0_QINDEX_SHIFT) & + I40E_TXD_FLTR_QW0_QINDEX_MASK; + flex_ptype |= (protocol == htons(ETH_P_IP)) ? + (I40E_FILTER_PCTYPE_NONF_IPV4_TCP << + I40E_TXD_FLTR_QW0_PCTYPE_SHIFT) : + (I40E_FILTER_PCTYPE_NONF_IPV6_TCP << + I40E_TXD_FLTR_QW0_PCTYPE_SHIFT); + + flex_ptype |= tx_ring->vsi->id << I40E_TXD_FLTR_QW0_DEST_VSI_SHIFT; + + dtype_cmd = I40E_TX_DESC_DTYPE_FILTER_PROG; + + dtype_cmd |= th->fin ? + (I40E_FILTER_PROGRAM_DESC_PCMD_REMOVE << + I40E_TXD_FLTR_QW1_PCMD_SHIFT) : + (I40E_FILTER_PROGRAM_DESC_PCMD_ADD_UPDATE << + I40E_TXD_FLTR_QW1_PCMD_SHIFT); + + dtype_cmd |= I40E_FILTER_PROGRAM_DESC_DEST_DIRECT_PACKET_QINDEX << + I40E_TXD_FLTR_QW1_DEST_SHIFT; + + dtype_cmd |= I40E_FILTER_PROGRAM_DESC_FD_STATUS_FD_ID << + I40E_TXD_FLTR_QW1_FD_STATUS_SHIFT; + + fdir_desc->qindex_flex_ptype_vsi = cpu_to_le32(flex_ptype); + fdir_desc->dtype_cmd_cntindex = cpu_to_le32(dtype_cmd); +} + +#define I40E_TXD_CMD (I40E_TX_DESC_CMD_EOP | I40E_TX_DESC_CMD_RS) +/** + * i40e_tx_prepare_vlan_flags - prepare generic TX VLAN tagging flags for HW + * @skb: send buffer + * @tx_ring: ring to send buffer on + * @flags: the tx flags to be set + * + * Checks the skb and set up correspondingly several generic transmit flags + * related to VLAN tagging for the HW, such as VLAN, DCB, etc. + * + * Returns error code indicate the frame should be dropped upon error and the + * otherwise returns 0 to indicate the flags has been set properly. + **/ +static int i40e_tx_prepare_vlan_flags(struct sk_buff *skb, + struct i40e_ring *tx_ring, + u32 *flags) +{ + __be16 protocol = skb->protocol; + u32 tx_flags = 0; + + /* if we have a HW VLAN tag being added, default to the HW one */ + if (vlan_tx_tag_present(skb)) { + tx_flags |= vlan_tx_tag_get(skb) << I40E_TX_FLAGS_VLAN_SHIFT; + tx_flags |= I40E_TX_FLAGS_HW_VLAN; + /* else if it is a SW VLAN, check the next protocol and store the tag */ + } else if (protocol == __constant_htons(ETH_P_8021Q)) { + struct vlan_hdr *vhdr, _vhdr; + vhdr = skb_header_pointer(skb, ETH_HLEN, sizeof(_vhdr), &_vhdr); + if (!vhdr) + return -EINVAL; + + protocol = vhdr->h_vlan_encapsulated_proto; + tx_flags |= ntohs(vhdr->h_vlan_TCI) << I40E_TX_FLAGS_VLAN_SHIFT; + tx_flags |= I40E_TX_FLAGS_SW_VLAN; + } + + /* Insert 802.1p priority into VLAN header */ + if ((tx_ring->vsi->back->flags & I40E_FLAG_DCB_ENABLED) && + ((tx_flags & (I40E_TX_FLAGS_HW_VLAN | I40E_TX_FLAGS_SW_VLAN)) || + (skb->priority != TC_PRIO_CONTROL))) { + tx_flags &= ~I40E_TX_FLAGS_VLAN_PRIO_MASK; + tx_flags |= (skb->priority & 0x7) << + I40E_TX_FLAGS_VLAN_PRIO_SHIFT; + if (tx_flags & I40E_TX_FLAGS_SW_VLAN) { + struct vlan_ethhdr *vhdr; + if (skb_header_cloned(skb) && + pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) + return -ENOMEM; + vhdr = (struct vlan_ethhdr *)skb->data; + vhdr->h_vlan_TCI = htons(tx_flags >> + I40E_TX_FLAGS_VLAN_SHIFT); + } else { + tx_flags |= I40E_TX_FLAGS_HW_VLAN; + } + } + *flags = tx_flags; + return 0; +} + +/** + * i40e_tx_csum - is checksum offload requested + * @tx_ring: ptr to the ring to send + * @skb: ptr to the skb we're sending + * @tx_flags: the collected send information + * @protocol: the send protocol + * + * Returns true if checksum offload is requested + **/ +static bool i40e_tx_csum(struct i40e_ring *tx_ring, struct sk_buff *skb, + u32 tx_flags, __be16 protocol) +{ + if ((skb->ip_summed != CHECKSUM_PARTIAL) && + !(tx_flags & I40E_TX_FLAGS_TXSW)) { + if (!(tx_flags & I40E_TX_FLAGS_HW_VLAN)) + return false; + } + + return skb->ip_summed == CHECKSUM_PARTIAL; +} + +/** + * i40e_tso - set up the tso context descriptor + * @tx_ring: ptr to the ring to send + * @skb: ptr to the skb we're sending + * @tx_flags: the collected send information + * @protocol: the send protocol + * @hdr_len: ptr to the size of the packet header + * @cd_tunneling: ptr to context descriptor bits + * + * Returns 0 if no TSO can happen, 1 if tso is going, or error + **/ +static int i40e_tso(struct i40e_ring *tx_ring, struct sk_buff *skb, + u32 tx_flags, __be16 protocol, u8 *hdr_len, + u64 *cd_type_cmd_tso_mss, u32 *cd_tunneling) +{ + u32 cd_cmd, cd_tso_len, cd_mss; + struct tcphdr *tcph; + struct iphdr *iph; + u32 l4len; + int err; + struct ipv6hdr *ipv6h; + + if (!skb_is_gso(skb)) + return 0; + + if (skb_header_cloned(skb)) { + err = pskb_expand_head(skb, 0, 0, GFP_ATOMIC); + if (err) + return err; + } + + if (protocol == __constant_htons(ETH_P_IP)) { + iph = skb->encapsulation ? inner_ip_hdr(skb) : ip_hdr(skb); + tcph = skb->encapsulation ? inner_tcp_hdr(skb) : tcp_hdr(skb); + iph->tot_len = 0; + iph->check = 0; + tcph->check = ~csum_tcpudp_magic(iph->saddr, iph->daddr, + 0, IPPROTO_TCP, 0); + } else if (skb_is_gso_v6(skb)) { + + ipv6h = skb->encapsulation ? inner_ipv6_hdr(skb) + : ipv6_hdr(skb); + tcph = skb->encapsulation ? inner_tcp_hdr(skb) : tcp_hdr(skb); + ipv6h->payload_len = 0; + tcph->check = ~csum_ipv6_magic(&ipv6h->saddr, &ipv6h->daddr, + 0, IPPROTO_TCP, 0); + } + + l4len = skb->encapsulation ? inner_tcp_hdrlen(skb) : tcp_hdrlen(skb); + *hdr_len = (skb->encapsulation + ? (skb_inner_transport_header(skb) - skb->data) + : skb_transport_offset(skb)) + l4len; + + /* find the field values */ + cd_cmd = I40E_TX_CTX_DESC_TSO; + cd_tso_len = skb->len - *hdr_len; + cd_mss = skb_shinfo(skb)->gso_size; + *cd_type_cmd_tso_mss |= ((u64)cd_cmd << I40E_TXD_CTX_QW1_CMD_SHIFT) + | ((u64)cd_tso_len + << I40E_TXD_CTX_QW1_TSO_LEN_SHIFT) + | ((u64)cd_mss << I40E_TXD_CTX_QW1_MSS_SHIFT); + return 1; +} + +/** + * i40e_tx_enable_csum - Enable Tx checksum offloads + * @skb: send buffer + * @tx_flags: Tx flags currently set + * @td_cmd: Tx descriptor command bits to set + * @td_offset: Tx descriptor header offsets to set + * @cd_tunneling: ptr to context desc bits + **/ +static void i40e_tx_enable_csum(struct sk_buff *skb, u32 tx_flags, + u32 *td_cmd, u32 *td_offset, + struct i40e_ring *tx_ring, + u32 *cd_tunneling) +{ + struct ipv6hdr *this_ipv6_hdr; + unsigned int this_tcp_hdrlen; + struct iphdr *this_ip_hdr; + u32 network_hdr_len; + u8 l4_hdr = 0; + + if (skb->encapsulation) { + network_hdr_len = skb_inner_network_header_len(skb); + this_ip_hdr = inner_ip_hdr(skb); + this_ipv6_hdr = inner_ipv6_hdr(skb); + this_tcp_hdrlen = inner_tcp_hdrlen(skb); + + if (tx_flags & I40E_TX_FLAGS_IPV4) { + + if (tx_flags & I40E_TX_FLAGS_TSO) { + *cd_tunneling |= I40E_TX_CTX_EXT_IP_IPV4; + ip_hdr(skb)->check = 0; + } else { + *cd_tunneling |= + I40E_TX_CTX_EXT_IP_IPV4_NO_CSUM; + } + } else if (tx_flags & I40E_TX_FLAGS_IPV6) { + if (tx_flags & I40E_TX_FLAGS_TSO) { + *cd_tunneling |= I40E_TX_CTX_EXT_IP_IPV6; + ip_hdr(skb)->check = 0; + } else { + *cd_tunneling |= + I40E_TX_CTX_EXT_IP_IPV4_NO_CSUM; + } + } + + /* Now set the ctx descriptor fields */ + *cd_tunneling |= (skb_network_header_len(skb) >> 2) << + I40E_TXD_CTX_QW0_EXT_IPLEN_SHIFT | + I40E_TXD_CTX_UDP_TUNNELING | + ((skb_inner_network_offset(skb) - + skb_transport_offset(skb)) >> 1) << + I40E_TXD_CTX_QW0_NATLEN_SHIFT; + + } else { + network_hdr_len = skb_network_header_len(skb); + this_ip_hdr = ip_hdr(skb); + this_ipv6_hdr = ipv6_hdr(skb); + this_tcp_hdrlen = tcp_hdrlen(skb); + } + + /* Enable IP checksum offloads */ + if (tx_flags & I40E_TX_FLAGS_IPV4) { + l4_hdr = this_ip_hdr->protocol; + /* the stack computes the IP header already, the only time we + * need the hardware to recompute it is in the case of TSO. + */ + if (tx_flags & I40E_TX_FLAGS_TSO) { + *td_cmd |= I40E_TX_DESC_CMD_IIPT_IPV4_CSUM; + this_ip_hdr->check = 0; + } else { + *td_cmd |= I40E_TX_DESC_CMD_IIPT_IPV4; + } + /* Now set the td_offset for IP header length */ + *td_offset = (network_hdr_len >> 2) << + I40E_TX_DESC_LENGTH_IPLEN_SHIFT; + } else if (tx_flags & I40E_TX_FLAGS_IPV6) { + l4_hdr = this_ipv6_hdr->nexthdr; + *td_cmd |= I40E_TX_DESC_CMD_IIPT_IPV6; + /* Now set the td_offset for IP header length */ + *td_offset = (network_hdr_len >> 2) << + I40E_TX_DESC_LENGTH_IPLEN_SHIFT; + } + /* words in MACLEN + dwords in IPLEN + dwords in L4Len */ + *td_offset |= (skb_network_offset(skb) >> 1) << + I40E_TX_DESC_LENGTH_MACLEN_SHIFT; + + /* Enable L4 checksum offloads */ + switch (l4_hdr) { + case IPPROTO_TCP: + /* enable checksum offloads */ + *td_cmd |= I40E_TX_DESC_CMD_L4T_EOFT_TCP; + *td_offset |= (this_tcp_hdrlen >> 2) << + I40E_TX_DESC_LENGTH_L4_FC_LEN_SHIFT; + break; + case IPPROTO_SCTP: + /* enable SCTP checksum offload */ + *td_cmd |= I40E_TX_DESC_CMD_L4T_EOFT_SCTP; + *td_offset |= (sizeof(struct sctphdr) >> 2) << + I40E_TX_DESC_LENGTH_L4_FC_LEN_SHIFT; + break; + case IPPROTO_UDP: + /* enable UDP checksum offload */ + *td_cmd |= I40E_TX_DESC_CMD_L4T_EOFT_UDP; + *td_offset |= (sizeof(struct udphdr) >> 2) << + I40E_TX_DESC_LENGTH_L4_FC_LEN_SHIFT; + break; + default: + break; + } +} + +/** + * i40e_create_tx_ctx Build the Tx context descriptor + * @tx_ring: ring to create the descriptor on + * @cd_type_cmd_tso_mss: Quad Word 1 + * @cd_tunneling: Quad Word 0 - bits 0-31 + * @cd_l2tag2: Quad Word 0 - bits 32-63 + **/ +static void i40e_create_tx_ctx(struct i40e_ring *tx_ring, + const u64 cd_type_cmd_tso_mss, + const u32 cd_tunneling, const u32 cd_l2tag2) +{ + struct i40e_tx_context_desc *context_desc; + + if (!cd_type_cmd_tso_mss && !cd_tunneling && !cd_l2tag2) + return; + + /* grab the next descriptor */ + context_desc = I40E_TX_CTXTDESC(tx_ring, tx_ring->next_to_use); + tx_ring->next_to_use++; + if (tx_ring->next_to_use == tx_ring->count) + tx_ring->next_to_use = 0; + + /* cpu_to_le32 and assign to struct fields */ + context_desc->tunneling_params = cpu_to_le32(cd_tunneling); + context_desc->l2tag2 = cpu_to_le16(cd_l2tag2); + context_desc->type_cmd_tso_mss = cpu_to_le64(cd_type_cmd_tso_mss); +} + +/** + * i40e_tx_map - Build the Tx descriptor + * @tx_ring: ring to send buffer on + * @skb: send buffer + * @first: first buffer info buffer to use + * @tx_flags: collected send information + * @hdr_len: size of the packet header + * @td_cmd: the command field in the descriptor + * @td_offset: offset for checksum or crc + **/ +static void i40e_tx_map(struct i40e_ring *tx_ring, struct sk_buff *skb, + struct i40e_tx_buffer *first, u32 tx_flags, + const u8 hdr_len, u32 td_cmd, u32 td_offset) +{ + struct skb_frag_struct *frag = &skb_shinfo(skb)->frags[0]; + unsigned int data_len = skb->data_len; + unsigned int size = skb_headlen(skb); + struct device *dev = tx_ring->dev; + u32 paylen = skb->len - hdr_len; + u16 i = tx_ring->next_to_use; + struct i40e_tx_buffer *tx_bi; + struct i40e_tx_desc *tx_desc; + u32 buf_offset = 0; + u32 td_tag = 0; + dma_addr_t dma; + u16 gso_segs; + + dma = dma_map_single(dev, skb->data, size, DMA_TO_DEVICE); + if (dma_mapping_error(dev, dma)) + goto dma_error; + + if (tx_flags & I40E_TX_FLAGS_HW_VLAN) { + td_cmd |= I40E_TX_DESC_CMD_IL2TAG1; + td_tag = (tx_flags & I40E_TX_FLAGS_VLAN_MASK) >> + I40E_TX_FLAGS_VLAN_SHIFT; + } + + tx_desc = I40E_TX_DESC(tx_ring, i); + for (;;) { + while (size > I40E_MAX_DATA_PER_TXD) { + tx_desc->buffer_addr = cpu_to_le64(dma + buf_offset); + tx_desc->cmd_type_offset_bsz = + build_ctob(td_cmd, td_offset, + I40E_MAX_DATA_PER_TXD, td_tag); + + buf_offset += I40E_MAX_DATA_PER_TXD; + size -= I40E_MAX_DATA_PER_TXD; + + tx_desc++; + i++; + if (i == tx_ring->count) { + tx_desc = I40E_TX_DESC(tx_ring, 0); + i = 0; + } + } + + tx_bi = &tx_ring->tx_bi[i]; + tx_bi->length = buf_offset + size; + tx_bi->tx_flags = tx_flags; + tx_bi->dma = dma; + + tx_desc->buffer_addr = cpu_to_le64(dma + buf_offset); + tx_desc->cmd_type_offset_bsz = build_ctob(td_cmd, td_offset, + size, td_tag); + + if (likely(!data_len)) + break; + + size = skb_frag_size(frag); + data_len -= size; + buf_offset = 0; + tx_flags |= I40E_TX_FLAGS_MAPPED_AS_PAGE; + + dma = skb_frag_dma_map(dev, frag, 0, size, DMA_TO_DEVICE); + if (dma_mapping_error(dev, dma)) + goto dma_error; + + tx_desc++; + i++; + if (i == tx_ring->count) { + tx_desc = I40E_TX_DESC(tx_ring, 0); + i = 0; + } + + frag++; + } + + tx_desc->cmd_type_offset_bsz |= + cpu_to_le64((u64)I40E_TXD_CMD << I40E_TXD_QW1_CMD_SHIFT); + + i++; + if (i == tx_ring->count) + i = 0; + + tx_ring->next_to_use = i; + + if (tx_flags & (I40E_TX_FLAGS_TSO | I40E_TX_FLAGS_FSO)) + gso_segs = skb_shinfo(skb)->gso_segs; + else + gso_segs = 1; + + /* multiply data chunks by size of headers */ + tx_bi->bytecount = paylen + (gso_segs * hdr_len); + tx_bi->gso_segs = gso_segs; + tx_bi->skb = skb; + + /* set the timestamp and next to watch values */ + first->time_stamp = jiffies; + first->next_to_watch = tx_desc; + + /* Force memory writes to complete before letting h/w + * know there are new descriptors to fetch. (Only + * applicable for weak-ordered memory model archs, + * such as IA-64). + */ + wmb(); + + writel(i, tx_ring->tail); + return; + +dma_error: + dev_info(dev, "TX DMA map failed\n"); + + /* clear dma mappings for failed tx_bi map */ + for (;;) { + tx_bi = &tx_ring->tx_bi[i]; + i40e_unmap_tx_resource(tx_ring, tx_bi); + if (tx_bi == first) + break; + if (i == 0) + i = tx_ring->count; + i--; + } + + dev_kfree_skb_any(skb); + + tx_ring->next_to_use = i; +} + +/** + * __i40e_maybe_stop_tx - 2nd level check for tx stop conditions + * @tx_ring: the ring to be checked + * @size: the size buffer we want to assure is available + * + * Returns -EBUSY if a stop is needed, else 0 + **/ +static inline int __i40e_maybe_stop_tx(struct i40e_ring *tx_ring, int size) +{ + netif_stop_subqueue(tx_ring->netdev, tx_ring->queue_index); + smp_mb(); + + /* Check again in a case another CPU has just made room available. */ + if (likely(I40E_DESC_UNUSED(tx_ring) < size)) + return -EBUSY; + + /* A reprieve! - use start_queue because it doesn't call schedule */ + netif_start_subqueue(tx_ring->netdev, tx_ring->queue_index); + ++tx_ring->tx_stats.restart_queue; + return 0; +} + +/** + * i40e_maybe_stop_tx - 1st level check for tx stop conditions + * @tx_ring: the ring to be checked + * @size: the size buffer we want to assure is available + * + * Returns 0 if stop is not needed + **/ +static int i40e_maybe_stop_tx(struct i40e_ring *tx_ring, int size) +{ + if (likely(I40E_DESC_UNUSED(tx_ring) >= size)) + return 0; + return __i40e_maybe_stop_tx(tx_ring, size); +} + +/** + * i40e_xmit_descriptor_count - calculate number of tx descriptors needed + * @skb: send buffer + * @tx_ring: ring to send buffer on + * + * Returns number of data descriptors needed for this skb. Returns 0 to indicate + * there is not enough descriptors available in this ring since we need at least + * one descriptor. + **/ +static int i40e_xmit_descriptor_count(struct sk_buff *skb, + struct i40e_ring *tx_ring) +{ +#if PAGE_SIZE > I40E_MAX_DATA_PER_TXD + unsigned int f; +#endif + int count = 0; + + /* need: 1 descriptor per page * PAGE_SIZE/I40E_MAX_DATA_PER_TXD, + * + 1 desc for skb_head_len/I40E_MAX_DATA_PER_TXD, + * + 2 desc gap to keep tail from touching head, + * + 1 desc for context descriptor, + * otherwise try next time + */ +#if PAGE_SIZE > I40E_MAX_DATA_PER_TXD + for (f = 0; f < skb_shinfo(skb)->nr_frags; f++) + count += TXD_USE_COUNT(skb_shinfo(skb)->frags[f].size); +#else + count += skb_shinfo(skb)->nr_frags; +#endif + count += TXD_USE_COUNT(skb_headlen(skb)); + if (i40e_maybe_stop_tx(tx_ring, count + 3)) { + tx_ring->tx_stats.tx_busy++; + return 0; + } + return count; +} + +/** + * i40e_xmit_frame_ring - Sends buffer on Tx ring + * @skb: send buffer + * @tx_ring: ring to send buffer on + * + * Returns NETDEV_TX_OK if sent, else an error code + **/ +static netdev_tx_t i40e_xmit_frame_ring(struct sk_buff *skb, + struct i40e_ring *tx_ring) +{ + u64 cd_type_cmd_tso_mss = I40E_TX_DESC_DTYPE_CONTEXT; + u32 cd_tunneling = 0, cd_l2tag2 = 0; + struct i40e_tx_buffer *first; + u32 td_offset = 0; + u32 tx_flags = 0; + __be16 protocol; + u32 td_cmd = 0; + u8 hdr_len = 0; + int tso; + if (0 == i40e_xmit_descriptor_count(skb, tx_ring)) + return NETDEV_TX_BUSY; + + /* prepare the xmit flags */ + if (i40e_tx_prepare_vlan_flags(skb, tx_ring, &tx_flags)) + goto out_drop; + + /* obtain protocol of skb */ + protocol = skb->protocol; + + /* record the location of the first descriptor for this packet */ + first = &tx_ring->tx_bi[tx_ring->next_to_use]; + + /* setup IPv4/IPv6 offloads */ + if (protocol == __constant_htons(ETH_P_IP)) + tx_flags |= I40E_TX_FLAGS_IPV4; + else if (protocol == __constant_htons(ETH_P_IPV6)) + tx_flags |= I40E_TX_FLAGS_IPV6; + + tso = i40e_tso(tx_ring, skb, tx_flags, protocol, &hdr_len, + &cd_type_cmd_tso_mss, &cd_tunneling); + + if (tso < 0) + goto out_drop; + else if (tso) + tx_flags |= I40E_TX_FLAGS_TSO; + + skb_tx_timestamp(skb); + + /* Always offload the checksum, since it's in the data descriptor */ + if (i40e_tx_csum(tx_ring, skb, tx_flags, protocol)) + tx_flags |= I40E_TX_FLAGS_CSUM; + + /* always enable offload insertion */ + td_cmd |= I40E_TX_DESC_CMD_ICRC; + + if (tx_flags & I40E_TX_FLAGS_CSUM) + i40e_tx_enable_csum(skb, tx_flags, &td_cmd, &td_offset, + tx_ring, &cd_tunneling); + + i40e_create_tx_ctx(tx_ring, cd_type_cmd_tso_mss, + cd_tunneling, cd_l2tag2); + + /* Add Flow Director ATR if it's enabled. + * + * NOTE: this must always be directly before the data descriptor. + */ + i40e_atr(tx_ring, skb, tx_flags, protocol); + + i40e_tx_map(tx_ring, skb, first, tx_flags, hdr_len, + td_cmd, td_offset); + + i40e_maybe_stop_tx(tx_ring, DESC_NEEDED); + + return NETDEV_TX_OK; + +out_drop: + dev_kfree_skb_any(skb); + return NETDEV_TX_OK; +} + +/** + * i40e_lan_xmit_frame - Selects the correct VSI and Tx queue to send buffer + * @skb: send buffer + * @netdev: network interface device structure + * + * Returns NETDEV_TX_OK if sent, else an error code + **/ +netdev_tx_t i40e_lan_xmit_frame(struct sk_buff *skb, struct net_device *netdev) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_vsi *vsi = np->vsi; + struct i40e_ring *tx_ring = &vsi->tx_rings[skb->queue_mapping]; + + /* hardware can't handle really short frames, hardware padding works + * beyond this point + */ + if (unlikely(skb->len < I40E_MIN_TX_LEN)) { + if (skb_pad(skb, I40E_MIN_TX_LEN - skb->len)) + return NETDEV_TX_OK; + skb->len = I40E_MIN_TX_LEN; + skb_set_tail_pointer(skb, I40E_MIN_TX_LEN); + } + + return i40e_xmit_frame_ring(skb, tx_ring); +} diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.h b/drivers/net/ethernet/intel/i40e/i40e_txrx.h new file mode 100644 index 00000000000..b1d7722d98a --- /dev/null +++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.h @@ -0,0 +1,259 @@ +/******************************************************************************* + * + * Intel Ethernet Controller XL710 Family Linux Driver + * Copyright(c) 2013 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + * + ******************************************************************************/ + +/* Interrupt Throttling and Rate Limiting (storm control) Goodies */ + +#define I40E_MAX_ITR 0x07FF +#define I40E_MIN_ITR 0x0001 +#define I40E_ITR_USEC_RESOLUTION 2 +#define I40E_MAX_IRATE 0x03F +#define I40E_MIN_IRATE 0x001 +#define I40E_IRATE_USEC_RESOLUTION 4 +#define I40E_ITR_100K 0x0005 +#define I40E_ITR_20K 0x0019 +#define I40E_ITR_8K 0x003E +#define I40E_ITR_4K 0x007A +#define I40E_ITR_RX_DEF I40E_ITR_8K +#define I40E_ITR_TX_DEF I40E_ITR_4K +#define I40E_ITR_DYNAMIC 0x8000 /* use top bit as a flag */ +#define I40E_MIN_INT_RATE 250 /* ~= 1000000 / (I40E_MAX_ITR * 2) */ +#define I40E_MAX_INT_RATE 500000 /* == 1000000 / (I40E_MIN_ITR * 2) */ +#define I40E_DEFAULT_IRQ_WORK 256 +#define ITR_TO_REG(setting) ((setting & ~I40E_ITR_DYNAMIC) >> 1) +#define ITR_IS_DYNAMIC(setting) (!!(setting & I40E_ITR_DYNAMIC)) +#define ITR_REG_TO_USEC(itr_reg) (itr_reg << 1) + +#define I40E_QUEUE_END_OF_LIST 0x7FF + +#define I40E_ITR_NONE 3 +#define I40E_RX_ITR 0 +#define I40E_TX_ITR 1 +#define I40E_PE_ITR 2 +/* Supported Rx Buffer Sizes */ +#define I40E_RXBUFFER_512 512 /* Used for packet split */ +#define I40E_RXBUFFER_2048 2048 +#define I40E_RXBUFFER_3072 3072 /* For FCoE MTU of 2158 */ +#define I40E_RXBUFFER_4096 4096 +#define I40E_RXBUFFER_8192 8192 +#define I40E_MAX_RXBUFFER 9728 /* largest size for single descriptor */ + +/* NOTE: netdev_alloc_skb reserves up to 64 bytes, NET_IP_ALIGN means we + * reserve 2 more, and skb_shared_info adds an additional 384 bytes more, + * this adds up to 512 bytes of extra data meaning the smallest allocation + * we could have is 1K. + * i.e. RXBUFFER_512 --> size-1024 slab + */ +#define I40E_RX_HDR_SIZE I40E_RXBUFFER_512 + +/* How many Rx Buffers do we bundle into one write to the hardware ? */ +#define I40E_RX_BUFFER_WRITE 16 /* Must be power of 2 */ +#define I40E_RX_NEXT_DESC(r, i, n) \ + do { \ + (i)++; \ + if ((i) == (r)->count) \ + i = 0; \ + (n) = I40E_RX_DESC((r), (i)); \ + } while (0) + +#define I40E_RX_NEXT_DESC_PREFETCH(r, i, n) \ + do { \ + I40E_RX_NEXT_DESC((r), (i), (n)); \ + prefetch((n)); \ + } while (0) + +#define i40e_rx_desc i40e_32byte_rx_desc + +#define I40E_MIN_TX_LEN 17 +#define I40E_MAX_DATA_PER_TXD 16383 /* aka 16kB - 1 */ + +/* Tx Descriptors needed, worst case */ +#define TXD_USE_COUNT(S) DIV_ROUND_UP((S), I40E_MAX_DATA_PER_TXD) +#define DESC_NEEDED ((MAX_SKB_FRAGS * TXD_USE_COUNT(PAGE_SIZE)) + 4) + +#define I40E_TX_FLAGS_CSUM (u32)(1) +#define I40E_TX_FLAGS_HW_VLAN (u32)(1 << 1) +#define I40E_TX_FLAGS_SW_VLAN (u32)(1 << 2) +#define I40E_TX_FLAGS_TSO (u32)(1 << 3) +#define I40E_TX_FLAGS_IPV4 (u32)(1 << 4) +#define I40E_TX_FLAGS_IPV6 (u32)(1 << 5) +#define I40E_TX_FLAGS_FCCRC (u32)(1 << 6) +#define I40E_TX_FLAGS_FSO (u32)(1 << 7) +#define I40E_TX_FLAGS_TXSW (u32)(1 << 8) +#define I40E_TX_FLAGS_MAPPED_AS_PAGE (u32)(1 << 9) +#define I40E_TX_FLAGS_VLAN_MASK 0xffff0000 +#define I40E_TX_FLAGS_VLAN_PRIO_MASK 0xe0000000 +#define I40E_TX_FLAGS_VLAN_PRIO_SHIFT 29 +#define I40E_TX_FLAGS_VLAN_SHIFT 16 + +struct i40e_tx_buffer { + struct sk_buff *skb; + dma_addr_t dma; + unsigned long time_stamp; + u16 length; + u32 tx_flags; + struct i40e_tx_desc *next_to_watch; + unsigned int bytecount; + u16 gso_segs; + u8 mapped_as_page; +}; + +struct i40e_rx_buffer { + struct sk_buff *skb; + dma_addr_t dma; + struct page *page; + dma_addr_t page_dma; + unsigned int page_offset; +}; + +struct i40e_tx_queue_stats { + u64 packets; + u64 bytes; + u64 restart_queue; + u64 tx_busy; + u64 completed; + u64 tx_done_old; +}; + +struct i40e_rx_queue_stats { + u64 packets; + u64 bytes; + u64 non_eop_descs; + u64 alloc_rx_page_failed; + u64 alloc_rx_buff_failed; +}; + +enum i40e_ring_state_t { + __I40E_TX_FDIR_INIT_DONE, + __I40E_TX_XPS_INIT_DONE, + __I40E_TX_DETECT_HANG, + __I40E_HANG_CHECK_ARMED, + __I40E_RX_PS_ENABLED, + __I40E_RX_LRO_ENABLED, + __I40E_RX_16BYTE_DESC_ENABLED, +}; + +#define ring_is_ps_enabled(ring) \ + test_bit(__I40E_RX_PS_ENABLED, &(ring)->state) +#define set_ring_ps_enabled(ring) \ + set_bit(__I40E_RX_PS_ENABLED, &(ring)->state) +#define clear_ring_ps_enabled(ring) \ + clear_bit(__I40E_RX_PS_ENABLED, &(ring)->state) +#define check_for_tx_hang(ring) \ + test_bit(__I40E_TX_DETECT_HANG, &(ring)->state) +#define set_check_for_tx_hang(ring) \ + set_bit(__I40E_TX_DETECT_HANG, &(ring)->state) +#define clear_check_for_tx_hang(ring) \ + clear_bit(__I40E_TX_DETECT_HANG, &(ring)->state) +#define ring_is_lro_enabled(ring) \ + test_bit(__I40E_RX_LRO_ENABLED, &(ring)->state) +#define set_ring_lro_enabled(ring) \ + set_bit(__I40E_RX_LRO_ENABLED, &(ring)->state) +#define clear_ring_lro_enabled(ring) \ + clear_bit(__I40E_RX_LRO_ENABLED, &(ring)->state) +#define ring_is_16byte_desc_enabled(ring) \ + test_bit(__I40E_RX_16BYTE_DESC_ENABLED, &(ring)->state) +#define set_ring_16byte_desc_enabled(ring) \ + set_bit(__I40E_RX_16BYTE_DESC_ENABLED, &(ring)->state) +#define clear_ring_16byte_desc_enabled(ring) \ + clear_bit(__I40E_RX_16BYTE_DESC_ENABLED, &(ring)->state) + +/* struct that defines a descriptor ring, associated with a VSI */ +struct i40e_ring { + void *desc; /* Descriptor ring memory */ + struct device *dev; /* Used for DMA mapping */ + struct net_device *netdev; /* netdev ring maps to */ + union { + struct i40e_tx_buffer *tx_bi; + struct i40e_rx_buffer *rx_bi; + }; + unsigned long state; + u16 queue_index; /* Queue number of ring */ + u8 dcb_tc; /* Traffic class of ring */ + u8 __iomem *tail; + + u16 count; /* Number of descriptors */ + u16 reg_idx; /* HW register index of the ring */ + u16 rx_hdr_len; + u16 rx_buf_len; + u8 dtype; +#define I40E_RX_DTYPE_NO_SPLIT 0 +#define I40E_RX_DTYPE_SPLIT_ALWAYS 1 +#define I40E_RX_DTYPE_HEADER_SPLIT 2 + u8 hsplit; +#define I40E_RX_SPLIT_L2 0x1 +#define I40E_RX_SPLIT_IP 0x2 +#define I40E_RX_SPLIT_TCP_UDP 0x4 +#define I40E_RX_SPLIT_SCTP 0x8 + + /* used in interrupt processing */ + u16 next_to_use; + u16 next_to_clean; + + u8 atr_sample_rate; + u8 atr_count; + + bool ring_active; /* is ring online or not */ + + /* stats structs */ + union { + struct i40e_tx_queue_stats tx_stats; + struct i40e_rx_queue_stats rx_stats; + }; + + unsigned int size; /* length of descriptor ring in bytes */ + dma_addr_t dma; /* physical address of ring */ + + struct i40e_vsi *vsi; /* Backreference to associated VSI */ + struct i40e_q_vector *q_vector; /* Backreference to associated vector */ +} ____cacheline_internodealigned_in_smp; + +enum i40e_latency_range { + I40E_LOWEST_LATENCY = 0, + I40E_LOW_LATENCY = 1, + I40E_BULK_LATENCY = 2, +}; + +struct i40e_ring_container { +#define I40E_MAX_RINGPAIR_PER_VECTOR 8 + /* array of pointers to rings */ + struct i40e_ring *ring[I40E_MAX_RINGPAIR_PER_VECTOR]; + unsigned int total_bytes; /* total bytes processed this int */ + unsigned int total_packets; /* total packets processed this int */ + u16 count; + enum i40e_latency_range latency_range; + u16 itr; +}; + +void i40e_alloc_rx_buffers(struct i40e_ring *rxr, u16 cleaned_count); +netdev_tx_t i40e_lan_xmit_frame(struct sk_buff *skb, struct net_device *netdev); +void i40e_clean_tx_ring(struct i40e_ring *tx_ring); +void i40e_clean_rx_ring(struct i40e_ring *rx_ring); +int i40e_setup_tx_descriptors(struct i40e_ring *tx_ring); +int i40e_setup_rx_descriptors(struct i40e_ring *rx_ring); +void i40e_free_tx_resources(struct i40e_ring *tx_ring); +void i40e_free_rx_resources(struct i40e_ring *rx_ring); +int i40e_napi_poll(struct napi_struct *napi, int budget); diff --git a/drivers/net/ethernet/intel/i40e/i40e_type.h b/drivers/net/ethernet/intel/i40e/i40e_type.h new file mode 100644 index 00000000000..f3f22b20f02 --- /dev/null +++ b/drivers/net/ethernet/intel/i40e/i40e_type.h @@ -0,0 +1,1154 @@ +/******************************************************************************* + * + * Intel Ethernet Controller XL710 Family Linux Driver + * Copyright(c) 2013 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + * + ******************************************************************************/ + +#ifndef _I40E_TYPE_H_ +#define _I40E_TYPE_H_ + +#include "i40e_status.h" +#include "i40e_osdep.h" +#include "i40e_register.h" +#include "i40e_adminq.h" +#include "i40e_hmc.h" +#include "i40e_lan_hmc.h" + +/* Device IDs */ +#define I40E_SFP_XL710_DEVICE_ID 0x1572 +#define I40E_SFP_X710_DEVICE_ID 0x1573 +#define I40E_QEMU_DEVICE_ID 0x1574 +#define I40E_KX_A_DEVICE_ID 0x157F +#define I40E_KX_B_DEVICE_ID 0x1580 +#define I40E_KX_C_DEVICE_ID 0x1581 +#define I40E_KX_D_DEVICE_ID 0x1582 +#define I40E_QSFP_A_DEVICE_ID 0x1583 +#define I40E_QSFP_B_DEVICE_ID 0x1584 +#define I40E_QSFP_C_DEVICE_ID 0x1585 +#define I40E_VF_DEVICE_ID 0x154C +#define I40E_VF_HV_DEVICE_ID 0x1571 + +#define I40E_FW_API_VERSION_MAJOR 0x0001 +#define I40E_FW_API_VERSION_MINOR 0x0000 + +#define I40E_MAX_VSI_QP 16 +#define I40E_MAX_VF_VSI 3 +#define I40E_MAX_CHAINED_RX_BUFFERS 5 + +/* Max default timeout in ms, */ +#define I40E_MAX_NVM_TIMEOUT 18000 + +/* Check whether address is multicast. This is little-endian specific check.*/ +#define I40E_IS_MULTICAST(address) \ + (bool)(((u8 *)(address))[0] & ((u8)0x01)) + +/* Check whether an address is broadcast. */ +#define I40E_IS_BROADCAST(address) \ + ((((u8 *)(address))[0] == ((u8)0xff)) && \ + (((u8 *)(address))[1] == ((u8)0xff))) + +/* Switch from mc to the 2usec global time (this is the GTIME resolution) */ +#define I40E_MS_TO_GTIME(time) (((time) * 1000) / 2) + +/* forward declaration */ +struct i40e_hw; +typedef void (*I40E_ADMINQ_CALLBACK)(struct i40e_hw *, struct i40e_aq_desc *); + +#define I40E_ETH_LENGTH_OF_ADDRESS 6 + +/* Data type manipulation macros. */ + +#define I40E_DESC_UNUSED(R) \ + ((((R)->next_to_clean > (R)->next_to_use) ? 0 : (R)->count) + \ + (R)->next_to_clean - (R)->next_to_use - 1) + +/* bitfields for Tx queue mapping in QTX_CTL */ +#define I40E_QTX_CTL_VF_QUEUE 0x0 +#define I40E_QTX_CTL_PF_QUEUE 0x2 + +/* debug masks */ +enum i40e_debug_mask { + I40E_DEBUG_INIT = 0x00000001, + I40E_DEBUG_RELEASE = 0x00000002, + + I40E_DEBUG_LINK = 0x00000010, + I40E_DEBUG_PHY = 0x00000020, + I40E_DEBUG_HMC = 0x00000040, + I40E_DEBUG_NVM = 0x00000080, + I40E_DEBUG_LAN = 0x00000100, + I40E_DEBUG_FLOW = 0x00000200, + I40E_DEBUG_DCB = 0x00000400, + I40E_DEBUG_DIAG = 0x00000800, + + I40E_DEBUG_AQ_MESSAGE = 0x01000000, /* for i40e_debug() */ + I40E_DEBUG_AQ_DESCRIPTOR = 0x02000000, + I40E_DEBUG_AQ_DESC_BUFFER = 0x04000000, + I40E_DEBUG_AQ_COMMAND = 0x06000000, /* for i40e_debug_aq() */ + I40E_DEBUG_AQ = 0x0F000000, + + I40E_DEBUG_USER = 0xF0000000, + + I40E_DEBUG_ALL = 0xFFFFFFFF +}; + +/* These are structs for managing the hardware information and the operations. + * The structures of function pointers are filled out at init time when we + * know for sure exactly which hardware we're working with. This gives us the + * flexibility of using the same main driver code but adapting to slightly + * different hardware needs as new parts are developed. For this architecture, + * the Firmware and AdminQ are intended to insulate the driver from most of the + * future changes, but these structures will also do part of the job. + */ +enum i40e_mac_type { + I40E_MAC_UNKNOWN = 0, + I40E_MAC_X710, + I40E_MAC_XL710, + I40E_MAC_VF, + I40E_MAC_GENERIC, +}; + +enum i40e_media_type { + I40E_MEDIA_TYPE_UNKNOWN = 0, + I40E_MEDIA_TYPE_FIBER, + I40E_MEDIA_TYPE_BASET, + I40E_MEDIA_TYPE_BACKPLANE, + I40E_MEDIA_TYPE_CX4, + I40E_MEDIA_TYPE_VIRTUAL +}; + +enum i40e_fc_mode { + I40E_FC_NONE = 0, + I40E_FC_RX_PAUSE, + I40E_FC_TX_PAUSE, + I40E_FC_FULL, + I40E_FC_PFC, + I40E_FC_DEFAULT +}; + +enum i40e_vsi_type { + I40E_VSI_MAIN = 0, + I40E_VSI_VMDQ1, + I40E_VSI_VMDQ2, + I40E_VSI_CTRL, + I40E_VSI_FCOE, + I40E_VSI_MIRROR, + I40E_VSI_SRIOV, + I40E_VSI_FDIR, + I40E_VSI_TYPE_UNKNOWN +}; + +enum i40e_queue_type { + I40E_QUEUE_TYPE_RX = 0, + I40E_QUEUE_TYPE_TX, + I40E_QUEUE_TYPE_PE_CEQ, + I40E_QUEUE_TYPE_UNKNOWN +}; + +struct i40e_link_status { + enum i40e_aq_phy_type phy_type; + enum i40e_aq_link_speed link_speed; + u8 link_info; + u8 an_info; + u8 ext_info; + /* is Link Status Event notification to SW enabled */ + bool lse_enable; +}; + +struct i40e_phy_info { + struct i40e_link_status link_info; + struct i40e_link_status link_info_old; + u32 autoneg_advertised; + u32 phy_id; + u32 module_type; + bool get_link_info; + enum i40e_media_type media_type; +}; + +#define I40E_HW_CAP_MAX_GPIO 30 +/* Capabilities of a PF or a VF or the whole device */ +struct i40e_hw_capabilities { + u32 switch_mode; +#define I40E_NVM_IMAGE_TYPE_EVB 0x0 +#define I40E_NVM_IMAGE_TYPE_CLOUD 0x2 +#define I40E_NVM_IMAGE_TYPE_UDP_CLOUD 0x3 + + u32 management_mode; + u32 npar_enable; + u32 os2bmc; + u32 valid_functions; + bool sr_iov_1_1; + bool vmdq; + bool evb_802_1_qbg; /* Edge Virtual Bridging */ + bool evb_802_1_qbh; /* Bridge Port Extension */ + bool dcb; + bool fcoe; + bool mfp_mode_1; + bool mgmt_cem; + bool ieee_1588; + bool iwarp; + bool fd; + u32 fd_filters_guaranteed; + u32 fd_filters_best_effort; + bool rss; + u32 rss_table_size; + u32 rss_table_entry_width; + bool led[I40E_HW_CAP_MAX_GPIO]; + bool sdp[I40E_HW_CAP_MAX_GPIO]; + u32 nvm_image_type; + u32 num_flow_director_filters; + u32 num_vfs; + u32 vf_base_id; + u32 num_vsis; + u32 num_rx_qp; + u32 num_tx_qp; + u32 base_queue; + u32 num_msix_vectors; + u32 num_msix_vectors_vf; + u32 led_pin_num; + u32 sdp_pin_num; + u32 mdio_port_num; + u32 mdio_port_mode; + u8 rx_buf_chain_len; + u32 enabled_tcmap; + u32 maxtc; +}; + +struct i40e_mac_info { + enum i40e_mac_type type; + u8 addr[I40E_ETH_LENGTH_OF_ADDRESS]; + u8 perm_addr[I40E_ETH_LENGTH_OF_ADDRESS]; + u8 san_addr[I40E_ETH_LENGTH_OF_ADDRESS]; + u16 max_fcoeq; +}; + +enum i40e_aq_resources_ids { + I40E_NVM_RESOURCE_ID = 1 +}; + +enum i40e_aq_resource_access_type { + I40E_RESOURCE_READ = 1, + I40E_RESOURCE_WRITE +}; + +struct i40e_nvm_info { + u64 hw_semaphore_timeout; /* 2usec global time (GTIME resolution) */ + u64 hw_semaphore_wait; /* - || - */ + u32 timeout; /* [ms] */ + u16 sr_size; /* Shadow RAM size in words */ + bool blank_nvm_mode; /* is NVM empty (no FW present)*/ + u16 version; /* NVM package version */ + u32 eetrack; /* NVM data version */ +}; + +/* PCI bus types */ +enum i40e_bus_type { + i40e_bus_type_unknown = 0, + i40e_bus_type_pci, + i40e_bus_type_pcix, + i40e_bus_type_pci_express, + i40e_bus_type_reserved +}; + +/* PCI bus speeds */ +enum i40e_bus_speed { + i40e_bus_speed_unknown = 0, + i40e_bus_speed_33 = 33, + i40e_bus_speed_66 = 66, + i40e_bus_speed_100 = 100, + i40e_bus_speed_120 = 120, + i40e_bus_speed_133 = 133, + i40e_bus_speed_2500 = 2500, + i40e_bus_speed_5000 = 5000, + i40e_bus_speed_8000 = 8000, + i40e_bus_speed_reserved +}; + +/* PCI bus widths */ +enum i40e_bus_width { + i40e_bus_width_unknown = 0, + i40e_bus_width_pcie_x1 = 1, + i40e_bus_width_pcie_x2 = 2, + i40e_bus_width_pcie_x4 = 4, + i40e_bus_width_pcie_x8 = 8, + i40e_bus_width_32 = 32, + i40e_bus_width_64 = 64, + i40e_bus_width_reserved +}; + +/* Bus parameters */ +struct i40e_bus_info { + enum i40e_bus_speed speed; + enum i40e_bus_width width; + enum i40e_bus_type type; + + u16 func; + u16 device; + u16 lan_id; +}; + +/* Flow control (FC) parameters */ +struct i40e_fc_info { + enum i40e_fc_mode current_mode; /* FC mode in effect */ + enum i40e_fc_mode requested_mode; /* FC mode requested by caller */ +}; + +#define I40E_MAX_TRAFFIC_CLASS 8 +#define I40E_MAX_USER_PRIORITY 8 +#define I40E_DCBX_MAX_APPS 32 +#define I40E_LLDPDU_SIZE 1500 + +/* IEEE 802.1Qaz ETS Configuration data */ +struct i40e_ieee_ets_config { + u8 willing; + u8 cbs; + u8 maxtcs; + u8 prioritytable[I40E_MAX_TRAFFIC_CLASS]; + u8 tcbwtable[I40E_MAX_TRAFFIC_CLASS]; + u8 tsatable[I40E_MAX_TRAFFIC_CLASS]; +}; + +/* IEEE 802.1Qaz ETS Recommendation data */ +struct i40e_ieee_ets_recommend { + u8 prioritytable[I40E_MAX_TRAFFIC_CLASS]; + u8 tcbwtable[I40E_MAX_TRAFFIC_CLASS]; + u8 tsatable[I40E_MAX_TRAFFIC_CLASS]; +}; + +/* IEEE 802.1Qaz PFC Configuration data */ +struct i40e_ieee_pfc_config { + u8 willing; + u8 mbc; + u8 pfccap; + u8 pfcenable; +}; + +/* IEEE 802.1Qaz Application Priority data */ +struct i40e_ieee_app_priority_table { + u8 priority; + u8 selector; + u16 protocolid; +}; + +struct i40e_dcbx_config { + u32 numapps; + struct i40e_ieee_ets_config etscfg; + struct i40e_ieee_ets_recommend etsrec; + struct i40e_ieee_pfc_config pfc; + struct i40e_ieee_app_priority_table app[I40E_DCBX_MAX_APPS]; +}; + +/* Port hardware description */ +struct i40e_hw { + u8 __iomem *hw_addr; + void *back; + + /* function pointer structs */ + struct i40e_phy_info phy; + struct i40e_mac_info mac; + struct i40e_bus_info bus; + struct i40e_nvm_info nvm; + struct i40e_fc_info fc; + + /* pci info */ + u16 device_id; + u16 vendor_id; + u16 subsystem_device_id; + u16 subsystem_vendor_id; + u8 revision_id; + u8 port; + bool adapter_stopped; + + /* capabilities for entire device and PCI func */ + struct i40e_hw_capabilities dev_caps; + struct i40e_hw_capabilities func_caps; + + /* Flow Director shared filter space */ + u16 fdir_shared_filter_count; + + /* device profile info */ + u8 pf_id; + u16 main_vsi_seid; + + /* Closest numa node to the device */ + u16 numa_node; + + /* Admin Queue info */ + struct i40e_adminq_info aq; + + /* HMC info */ + struct i40e_hmc_info hmc; /* HMC info struct */ + + /* LLDP/DCBX Status */ + u16 dcbx_status; + + /* DCBX info */ + struct i40e_dcbx_config local_dcbx_config; + struct i40e_dcbx_config remote_dcbx_config; + + /* debug mask */ + u32 debug_mask; +}; + +struct i40e_driver_version { + u8 major_version; + u8 minor_version; + u8 build_version; + u8 subbuild_version; +}; + +/* RX Descriptors */ +union i40e_16byte_rx_desc { + struct { + __le64 pkt_addr; /* Packet buffer address */ + __le64 hdr_addr; /* Header buffer address */ + } read; + struct { + struct { + struct { + union { + __le16 mirroring_status; + __le16 fcoe_ctx_id; + } mirr_fcoe; + __le16 l2tag1; + } lo_dword; + union { + __le32 rss; /* RSS Hash */ + __le32 fd_id; /* Flow director filter id */ + __le32 fcoe_param; /* FCoE DDP Context id */ + } hi_dword; + } qword0; + struct { + /* ext status/error/pktype/length */ + __le64 status_error_len; + } qword1; + } wb; /* writeback */ +}; + +union i40e_32byte_rx_desc { + struct { + __le64 pkt_addr; /* Packet buffer address */ + __le64 hdr_addr; /* Header buffer address */ + /* bit 0 of hdr_buffer_addr is DD bit */ + __le64 rsvd1; + __le64 rsvd2; + } read; + struct { + struct { + struct { + union { + __le16 mirroring_status; + __le16 fcoe_ctx_id; + } mirr_fcoe; + __le16 l2tag1; + } lo_dword; + union { + __le32 rss; /* RSS Hash */ + __le32 fcoe_param; /* FCoE DDP Context id */ + } hi_dword; + } qword0; + struct { + /* status/error/pktype/length */ + __le64 status_error_len; + } qword1; + struct { + __le16 ext_status; /* extended status */ + __le16 rsvd; + __le16 l2tag2_1; + __le16 l2tag2_2; + } qword2; + struct { + union { + __le32 flex_bytes_lo; + __le32 pe_status; + } lo_dword; + union { + __le32 flex_bytes_hi; + __le32 fd_id; + } hi_dword; + } qword3; + } wb; /* writeback */ +}; + +#define I40E_RXD_QW1_STATUS_SHIFT 0 +#define I40E_RXD_QW1_STATUS_MASK (0x7FFFUL << I40E_RXD_QW1_STATUS_SHIFT) + +enum i40e_rx_desc_status_bits { + /* Note: These are predefined bit offsets */ + I40E_RX_DESC_STATUS_DD_SHIFT = 0, + I40E_RX_DESC_STATUS_EOF_SHIFT = 1, + I40E_RX_DESC_STATUS_L2TAG1P_SHIFT = 2, + I40E_RX_DESC_STATUS_L3L4P_SHIFT = 3, + I40E_RX_DESC_STATUS_CRCP_SHIFT = 4, + I40E_RX_DESC_STATUS_TSYNINDX_SHIFT = 5, /* 3 BITS */ + I40E_RX_DESC_STATUS_PIF_SHIFT = 8, + I40E_RX_DESC_STATUS_UMBCAST_SHIFT = 9, /* 2 BITS */ + I40E_RX_DESC_STATUS_FLM_SHIFT = 11, + I40E_RX_DESC_STATUS_FLTSTAT_SHIFT = 12, /* 2 BITS */ + I40E_RX_DESC_STATUS_LPBK_SHIFT = 14 +}; + +#define I40E_RXD_QW1_STATUS_TSYNINDX_SHIFT I40E_RX_DESC_STATUS_TSYNINDX_SHIFT +#define I40E_RXD_QW1_STATUS_TSYNINDX_MASK (0x7UL << \ + I40E_RXD_QW1_STATUS_TSYNINDX_SHIFT) + +enum i40e_rx_desc_fltstat_values { + I40E_RX_DESC_FLTSTAT_NO_DATA = 0, + I40E_RX_DESC_FLTSTAT_RSV_FD_ID = 1, /* 16byte desc? FD_ID : RSV */ + I40E_RX_DESC_FLTSTAT_RSV = 2, + I40E_RX_DESC_FLTSTAT_RSS_HASH = 3, +}; + +#define I40E_RXD_QW1_ERROR_SHIFT 19 +#define I40E_RXD_QW1_ERROR_MASK (0xFFUL << I40E_RXD_QW1_ERROR_SHIFT) + +enum i40e_rx_desc_error_bits { + /* Note: These are predefined bit offsets */ + I40E_RX_DESC_ERROR_RXE_SHIFT = 0, + I40E_RX_DESC_ERROR_RECIPE_SHIFT = 1, + I40E_RX_DESC_ERROR_HBO_SHIFT = 2, + I40E_RX_DESC_ERROR_L3L4E_SHIFT = 3, /* 3 BITS */ + I40E_RX_DESC_ERROR_IPE_SHIFT = 3, + I40E_RX_DESC_ERROR_L4E_SHIFT = 4, + I40E_RX_DESC_ERROR_EIPE_SHIFT = 5, + I40E_RX_DESC_ERROR_OVERSIZE_SHIFT = 6 +}; + +enum i40e_rx_desc_error_l3l4e_fcoe_masks { + I40E_RX_DESC_ERROR_L3L4E_NONE = 0, + I40E_RX_DESC_ERROR_L3L4E_PROT = 1, + I40E_RX_DESC_ERROR_L3L4E_FC = 2, + I40E_RX_DESC_ERROR_L3L4E_DMAC_ERR = 3, + I40E_RX_DESC_ERROR_L3L4E_DMAC_WARN = 4 +}; + +#define I40E_RXD_QW1_PTYPE_SHIFT 30 +#define I40E_RXD_QW1_PTYPE_MASK (0xFFULL << I40E_RXD_QW1_PTYPE_SHIFT) + +/* Packet type non-ip values */ +enum i40e_rx_l2_ptype { + I40E_RX_PTYPE_L2_RESERVED = 0, + I40E_RX_PTYPE_L2_MAC_PAY2 = 1, + I40E_RX_PTYPE_L2_TIMESYNC_PAY2 = 2, + I40E_RX_PTYPE_L2_FIP_PAY2 = 3, + I40E_RX_PTYPE_L2_OUI_PAY2 = 4, + I40E_RX_PTYPE_L2_MACCNTRL_PAY2 = 5, + I40E_RX_PTYPE_L2_LLDP_PAY2 = 6, + I40E_RX_PTYPE_L2_ECP_PAY2 = 7, + I40E_RX_PTYPE_L2_EVB_PAY2 = 8, + I40E_RX_PTYPE_L2_QCN_PAY2 = 9, + I40E_RX_PTYPE_L2_EAPOL_PAY2 = 10, + I40E_RX_PTYPE_L2_ARP = 11, + I40E_RX_PTYPE_L2_FCOE_PAY3 = 12, + I40E_RX_PTYPE_L2_FCOE_FCDATA_PAY3 = 13, + I40E_RX_PTYPE_L2_FCOE_FCRDY_PAY3 = 14, + I40E_RX_PTYPE_L2_FCOE_FCRSP_PAY3 = 15, + I40E_RX_PTYPE_L2_FCOE_FCOTHER_PA = 16, + I40E_RX_PTYPE_L2_FCOE_VFT_PAY3 = 17, + I40E_RX_PTYPE_L2_FCOE_VFT_FCDATA = 18, + I40E_RX_PTYPE_L2_FCOE_VFT_FCRDY = 19, + I40E_RX_PTYPE_L2_FCOE_VFT_FCRSP = 20, + I40E_RX_PTYPE_L2_FCOE_VFT_FCOTHER = 21 +}; + +struct i40e_rx_ptype_decoded { + u32 ptype:8; + u32 known:1; + u32 outer_ip:1; + u32 outer_ip_ver:1; + u32 outer_frag:1; + u32 tunnel_type:3; + u32 tunnel_end_prot:2; + u32 tunnel_end_frag:1; + u32 inner_prot:4; + u32 payload_layer:3; +}; + +enum i40e_rx_ptype_outer_ip { + I40E_RX_PTYPE_OUTER_L2 = 0, + I40E_RX_PTYPE_OUTER_IP = 1 +}; + +enum i40e_rx_ptype_outer_ip_ver { + I40E_RX_PTYPE_OUTER_NONE = 0, + I40E_RX_PTYPE_OUTER_IPV4 = 0, + I40E_RX_PTYPE_OUTER_IPV6 = 1 +}; + +enum i40e_rx_ptype_outer_fragmented { + I40E_RX_PTYPE_NOT_FRAG = 0, + I40E_RX_PTYPE_FRAG = 1 +}; + +enum i40e_rx_ptype_tunnel_type { + I40E_RX_PTYPE_TUNNEL_NONE = 0, + I40E_RX_PTYPE_TUNNEL_IP_IP = 1, + I40E_RX_PTYPE_TUNNEL_IP_GRENAT = 2, + I40E_RX_PTYPE_TUNNEL_IP_GRENAT_MAC = 3, + I40E_RX_PTYPE_TUNNEL_IP_GRENAT_MAC_VLAN = 4, +}; + +enum i40e_rx_ptype_tunnel_end_prot { + I40E_RX_PTYPE_TUNNEL_END_NONE = 0, + I40E_RX_PTYPE_TUNNEL_END_IPV4 = 1, + I40E_RX_PTYPE_TUNNEL_END_IPV6 = 2, +}; + +enum i40e_rx_ptype_inner_prot { + I40E_RX_PTYPE_INNER_PROT_NONE = 0, + I40E_RX_PTYPE_INNER_PROT_UDP = 1, + I40E_RX_PTYPE_INNER_PROT_TCP = 2, + I40E_RX_PTYPE_INNER_PROT_SCTP = 3, + I40E_RX_PTYPE_INNER_PROT_ICMP = 4, + I40E_RX_PTYPE_INNER_PROT_TIMESYNC = 5 +}; + +enum i40e_rx_ptype_payload_layer { + I40E_RX_PTYPE_PAYLOAD_LAYER_NONE = 0, + I40E_RX_PTYPE_PAYLOAD_LAYER_PAY2 = 1, + I40E_RX_PTYPE_PAYLOAD_LAYER_PAY3 = 2, + I40E_RX_PTYPE_PAYLOAD_LAYER_PAY4 = 3, +}; + +#define I40E_RXD_QW1_LENGTH_PBUF_SHIFT 38 +#define I40E_RXD_QW1_LENGTH_PBUF_MASK (0x3FFFULL << \ + I40E_RXD_QW1_LENGTH_PBUF_SHIFT) + +#define I40E_RXD_QW1_LENGTH_HBUF_SHIFT 52 +#define I40E_RXD_QW1_LENGTH_HBUF_MASK (0x7FFULL << \ + I40E_RXD_QW1_LENGTH_HBUF_SHIFT) + +#define I40E_RXD_QW1_LENGTH_SPH_SHIFT 63 +#define I40E_RXD_QW1_LENGTH_SPH_MASK (0x1ULL << \ + I40E_RXD_QW1_LENGTH_SPH_SHIFT) + +enum i40e_rx_desc_ext_status_bits { + /* Note: These are predefined bit offsets */ + I40E_RX_DESC_EXT_STATUS_L2TAG2P_SHIFT = 0, + I40E_RX_DESC_EXT_STATUS_L2TAG3P_SHIFT = 1, + I40E_RX_DESC_EXT_STATUS_FLEXBL_SHIFT = 2, /* 2 BITS */ + I40E_RX_DESC_EXT_STATUS_FLEXBH_SHIFT = 4, /* 2 BITS */ + I40E_RX_DESC_EXT_STATUS_FTYPE_SHIFT = 6, /* 3 BITS */ + I40E_RX_DESC_EXT_STATUS_FDLONGB_SHIFT = 9, + I40E_RX_DESC_EXT_STATUS_FCOELONGB_SHIFT = 10, + I40E_RX_DESC_EXT_STATUS_PELONGB_SHIFT = 11, +}; + +enum i40e_rx_desc_pe_status_bits { + /* Note: These are predefined bit offsets */ + I40E_RX_DESC_PE_STATUS_QPID_SHIFT = 0, /* 18 BITS */ + I40E_RX_DESC_PE_STATUS_L4PORT_SHIFT = 0, /* 16 BITS */ + I40E_RX_DESC_PE_STATUS_IPINDEX_SHIFT = 16, /* 8 BITS */ + I40E_RX_DESC_PE_STATUS_QPIDHIT_SHIFT = 24, + I40E_RX_DESC_PE_STATUS_APBVTHIT_SHIFT = 25, + I40E_RX_DESC_PE_STATUS_PORTV_SHIFT = 26, + I40E_RX_DESC_PE_STATUS_URG_SHIFT = 27, + I40E_RX_DESC_PE_STATUS_IPFRAG_SHIFT = 28, + I40E_RX_DESC_PE_STATUS_IPOPT_SHIFT = 29 +}; + +#define I40E_RX_PROG_STATUS_DESC_LENGTH_SHIFT 38 +#define I40E_RX_PROG_STATUS_DESC_LENGTH 0x2000000 + +#define I40E_RX_PROG_STATUS_DESC_QW1_PROGID_SHIFT 2 +#define I40E_RX_PROG_STATUS_DESC_QW1_PROGID_MASK (0x7UL << \ + I40E_RX_PROG_STATUS_DESC_QW1_PROGID_SHIFT) + +#define I40E_RX_PROG_STATUS_DESC_QW1_ERROR_SHIFT 19 +#define I40E_RX_PROG_STATUS_DESC_QW1_ERROR_MASK (0x3FUL << \ + I40E_RX_PROG_STATUS_DESC_QW1_ERROR_SHIFT) + +enum i40e_rx_prog_status_desc_status_bits { + /* Note: These are predefined bit offsets */ + I40E_RX_PROG_STATUS_DESC_DD_SHIFT = 0, + I40E_RX_PROG_STATUS_DESC_PROG_ID_SHIFT = 2 /* 3 BITS */ +}; + +enum i40e_rx_prog_status_desc_prog_id_masks { + I40E_RX_PROG_STATUS_DESC_FD_FILTER_STATUS = 1, + I40E_RX_PROG_STATUS_DESC_FCOE_CTXT_PROG_STATUS = 2, + I40E_RX_PROG_STATUS_DESC_FCOE_CTXT_INVL_STATUS = 4, +}; + +enum i40e_rx_prog_status_desc_error_bits { + /* Note: These are predefined bit offsets */ + I40E_RX_PROG_STATUS_DESC_FD_TBL_FULL_SHIFT = 0, + I40E_RX_PROG_STATUS_DESC_NO_FD_QUOTA_SHIFT = 1, + I40E_RX_PROG_STATUS_DESC_FCOE_TBL_FULL_SHIFT = 2, + I40E_RX_PROG_STATUS_DESC_FCOE_CONFLICT_SHIFT = 3 +}; + +/* TX Descriptor */ +struct i40e_tx_desc { + __le64 buffer_addr; /* Address of descriptor's data buf */ + __le64 cmd_type_offset_bsz; +}; + +#define I40E_TXD_QW1_DTYPE_SHIFT 0 +#define I40E_TXD_QW1_DTYPE_MASK (0xFUL << I40E_TXD_QW1_DTYPE_SHIFT) + +enum i40e_tx_desc_dtype_value { + I40E_TX_DESC_DTYPE_DATA = 0x0, + I40E_TX_DESC_DTYPE_NOP = 0x1, /* same as Context desc */ + I40E_TX_DESC_DTYPE_CONTEXT = 0x1, + I40E_TX_DESC_DTYPE_FCOE_CTX = 0x2, + I40E_TX_DESC_DTYPE_FILTER_PROG = 0x8, + I40E_TX_DESC_DTYPE_DDP_CTX = 0x9, + I40E_TX_DESC_DTYPE_FLEX_DATA = 0xB, + I40E_TX_DESC_DTYPE_FLEX_CTX_1 = 0xC, + I40E_TX_DESC_DTYPE_FLEX_CTX_2 = 0xD, + I40E_TX_DESC_DTYPE_DESC_DONE = 0xF +}; + +#define I40E_TXD_QW1_CMD_SHIFT 4 +#define I40E_TXD_QW1_CMD_MASK (0x3FFUL << I40E_TXD_QW1_CMD_SHIFT) + +enum i40e_tx_desc_cmd_bits { + I40E_TX_DESC_CMD_EOP = 0x0001, + I40E_TX_DESC_CMD_RS = 0x0002, + I40E_TX_DESC_CMD_ICRC = 0x0004, + I40E_TX_DESC_CMD_IL2TAG1 = 0x0008, + I40E_TX_DESC_CMD_DUMMY = 0x0010, + I40E_TX_DESC_CMD_IIPT_NONIP = 0x0000, /* 2 BITS */ + I40E_TX_DESC_CMD_IIPT_IPV6 = 0x0020, /* 2 BITS */ + I40E_TX_DESC_CMD_IIPT_IPV4 = 0x0040, /* 2 BITS */ + I40E_TX_DESC_CMD_IIPT_IPV4_CSUM = 0x0060, /* 2 BITS */ + I40E_TX_DESC_CMD_FCOET = 0x0080, + I40E_TX_DESC_CMD_L4T_EOFT_UNK = 0x0000, /* 2 BITS */ + I40E_TX_DESC_CMD_L4T_EOFT_TCP = 0x0100, /* 2 BITS */ + I40E_TX_DESC_CMD_L4T_EOFT_SCTP = 0x0200, /* 2 BITS */ + I40E_TX_DESC_CMD_L4T_EOFT_UDP = 0x0300, /* 2 BITS */ + I40E_TX_DESC_CMD_L4T_EOFT_EOF_N = 0x0000, /* 2 BITS */ + I40E_TX_DESC_CMD_L4T_EOFT_EOF_T = 0x0100, /* 2 BITS */ + I40E_TX_DESC_CMD_L4T_EOFT_EOF_NI = 0x0200, /* 2 BITS */ + I40E_TX_DESC_CMD_L4T_EOFT_EOF_A = 0x0300, /* 2 BITS */ +}; + +#define I40E_TXD_QW1_OFFSET_SHIFT 16 +#define I40E_TXD_QW1_OFFSET_MASK (0x3FFFFULL << \ + I40E_TXD_QW1_OFFSET_SHIFT) + +enum i40e_tx_desc_length_fields { + /* Note: These are predefined bit offsets */ + I40E_TX_DESC_LENGTH_MACLEN_SHIFT = 0, /* 7 BITS */ + I40E_TX_DESC_LENGTH_IPLEN_SHIFT = 7, /* 7 BITS */ + I40E_TX_DESC_LENGTH_L4_FC_LEN_SHIFT = 14 /* 4 BITS */ +}; + +#define I40E_TXD_QW1_TX_BUF_SZ_SHIFT 34 +#define I40E_TXD_QW1_TX_BUF_SZ_MASK (0x3FFFULL << \ + I40E_TXD_QW1_TX_BUF_SZ_SHIFT) + +#define I40E_TXD_QW1_L2TAG1_SHIFT 48 +#define I40E_TXD_QW1_L2TAG1_MASK (0xFFFFULL << I40E_TXD_QW1_L2TAG1_SHIFT) + +/* Context descriptors */ +struct i40e_tx_context_desc { + __le32 tunneling_params; + __le16 l2tag2; + __le16 rsvd; + __le64 type_cmd_tso_mss; +}; + +#define I40E_TXD_CTX_QW1_DTYPE_SHIFT 0 +#define I40E_TXD_CTX_QW1_DTYPE_MASK (0xFUL << I40E_TXD_CTX_QW1_DTYPE_SHIFT) + +#define I40E_TXD_CTX_QW1_CMD_SHIFT 4 +#define I40E_TXD_CTX_QW1_CMD_MASK (0xFFFFUL << I40E_TXD_CTX_QW1_CMD_SHIFT) + +enum i40e_tx_ctx_desc_cmd_bits { + I40E_TX_CTX_DESC_TSO = 0x01, + I40E_TX_CTX_DESC_TSYN = 0x02, + I40E_TX_CTX_DESC_IL2TAG2 = 0x04, + I40E_TX_CTX_DESC_IL2TAG2_IL2H = 0x08, + I40E_TX_CTX_DESC_SWTCH_NOTAG = 0x00, + I40E_TX_CTX_DESC_SWTCH_UPLINK = 0x10, + I40E_TX_CTX_DESC_SWTCH_LOCAL = 0x20, + I40E_TX_CTX_DESC_SWTCH_VSI = 0x30, + I40E_TX_CTX_DESC_SWPE = 0x40 +}; + +#define I40E_TXD_CTX_QW1_TSO_LEN_SHIFT 30 +#define I40E_TXD_CTX_QW1_TSO_LEN_MASK (0x3FFFFULL << \ + I40E_TXD_CTX_QW1_TSO_LEN_SHIFT) + +#define I40E_TXD_CTX_QW1_MSS_SHIFT 50 +#define I40E_TXD_CTX_QW1_MSS_MASK (0x3FFFULL << \ + I40E_TXD_CTX_QW1_MSS_SHIFT) + +#define I40E_TXD_CTX_QW1_VSI_SHIFT 50 +#define I40E_TXD_CTX_QW1_VSI_MASK (0x1FFULL << I40E_TXD_CTX_QW1_VSI_SHIFT) + +#define I40E_TXD_CTX_QW0_EXT_IP_SHIFT 0 +#define I40E_TXD_CTX_QW0_EXT_IP_MASK (0x3ULL << \ + I40E_TXD_CTX_QW0_EXT_IP_SHIFT) + +enum i40e_tx_ctx_desc_eipt_offload { + I40E_TX_CTX_EXT_IP_NONE = 0x0, + I40E_TX_CTX_EXT_IP_IPV6 = 0x1, + I40E_TX_CTX_EXT_IP_IPV4_NO_CSUM = 0x2, + I40E_TX_CTX_EXT_IP_IPV4 = 0x3 +}; + +#define I40E_TXD_CTX_QW0_EXT_IPLEN_SHIFT 2 +#define I40E_TXD_CTX_QW0_EXT_IPLEN_MASK (0x3FULL << \ + I40E_TXD_CTX_QW0_EXT_IPLEN_SHIFT) + +#define I40E_TXD_CTX_QW0_NATT_SHIFT 9 +#define I40E_TXD_CTX_QW0_NATT_MASK (0x3ULL << I40E_TXD_CTX_QW0_NATT_SHIFT) + +#define I40E_TXD_CTX_UDP_TUNNELING (0x1ULL << I40E_TXD_CTX_QW0_NATT_SHIFT) +#define I40E_TXD_CTX_GRE_TUNNELING (0x2ULL << I40E_TXD_CTX_QW0_NATT_SHIFT) + +#define I40E_TXD_CTX_QW0_EIP_NOINC_SHIFT 11 +#define I40E_TXD_CTX_QW0_EIP_NOINC_MASK (0x1ULL << \ + I40E_TXD_CTX_QW0_EIP_NOINC_SHIFT) + +#define I40E_TXD_CTX_EIP_NOINC_IPID_CONST I40E_TXD_CTX_QW0_EIP_NOINC_MASK + +#define I40E_TXD_CTX_QW0_NATLEN_SHIFT 12 +#define I40E_TXD_CTX_QW0_NATLEN_MASK (0X7FULL << \ + I40E_TXD_CTX_QW0_NATLEN_SHIFT) + +#define I40E_TXD_CTX_QW0_DECTTL_SHIFT 19 +#define I40E_TXD_CTX_QW0_DECTTL_MASK (0xFULL << \ + I40E_TXD_CTX_QW0_DECTTL_SHIFT) + +struct i40e_filter_program_desc { + __le32 qindex_flex_ptype_vsi; + __le32 rsvd; + __le32 dtype_cmd_cntindex; + __le32 fd_id; +}; +#define I40E_TXD_FLTR_QW0_QINDEX_SHIFT 0 +#define I40E_TXD_FLTR_QW0_QINDEX_MASK (0x7FFUL << \ + I40E_TXD_FLTR_QW0_QINDEX_SHIFT) +#define I40E_TXD_FLTR_QW0_FLEXOFF_SHIFT 11 +#define I40E_TXD_FLTR_QW0_FLEXOFF_MASK (0x7UL << \ + I40E_TXD_FLTR_QW0_FLEXOFF_SHIFT) +#define I40E_TXD_FLTR_QW0_PCTYPE_SHIFT 17 +#define I40E_TXD_FLTR_QW0_PCTYPE_MASK (0x3FUL << \ + I40E_TXD_FLTR_QW0_PCTYPE_SHIFT) + +/* Packet Classifier Types for filters */ +enum i40e_filter_pctype { + /* Note: Value 0-25 are reserved for future use */ + I40E_FILTER_PCTYPE_IPV4_TEREDO_UDP = 26, + I40E_FILTER_PCTYPE_IPV6_TEREDO_UDP = 27, + I40E_FILTER_PCTYPE_NONF_IPV4_1588_UDP = 28, + I40E_FILTER_PCTYPE_NONF_UNICAST_IPV4_UDP = 29, + I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV4_UDP = 30, + I40E_FILTER_PCTYPE_NONF_IPV4_UDP = 31, + I40E_FILTER_PCTYPE_NONF_IPV4_TCP_SYN = 32, + I40E_FILTER_PCTYPE_NONF_IPV4_TCP = 33, + I40E_FILTER_PCTYPE_NONF_IPV4_SCTP = 34, + I40E_FILTER_PCTYPE_NONF_IPV4_OTHER = 35, + I40E_FILTER_PCTYPE_FRAG_IPV4 = 36, + /* Note: Value 37 is reserved for future use */ + I40E_FILTER_PCTYPE_NONF_IPV6_1588_UDP = 38, + I40E_FILTER_PCTYPE_NONF_UNICAST_IPV6_UDP = 39, + I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV6_UDP = 40, + I40E_FILTER_PCTYPE_NONF_IPV6_UDP = 41, + I40E_FILTER_PCTYPE_NONF_IPV6_TCP_SYN = 42, + I40E_FILTER_PCTYPE_NONF_IPV6_TCP = 43, + I40E_FILTER_PCTYPE_NONF_IPV6_SCTP = 44, + I40E_FILTER_PCTYPE_NONF_IPV6_OTHER = 45, + I40E_FILTER_PCTYPE_FRAG_IPV6 = 46, + /* Note: Value 47 is reserved for future use */ + I40E_FILTER_PCTYPE_FCOE_OX = 48, + I40E_FILTER_PCTYPE_FCOE_RX = 49, + /* Note: Value 50-62 are reserved for future use */ + I40E_FILTER_PCTYPE_L2_PAYLOAD = 63, +}; + +enum i40e_filter_program_desc_dest { + I40E_FILTER_PROGRAM_DESC_DEST_DROP_PACKET = 0x0, + I40E_FILTER_PROGRAM_DESC_DEST_DIRECT_PACKET_QINDEX = 0x1, + I40E_FILTER_PROGRAM_DESC_DEST_DIRECT_PACKET_OTHER = 0x2, +}; + +enum i40e_filter_program_desc_fd_status { + I40E_FILTER_PROGRAM_DESC_FD_STATUS_NONE = 0x0, + I40E_FILTER_PROGRAM_DESC_FD_STATUS_FD_ID = 0x1, + I40E_FILTER_PROGRAM_DESC_FD_STATUS_FD_ID_4FLEX_BYTES = 0x2, + I40E_FILTER_PROGRAM_DESC_FD_STATUS_8FLEX_BYTES = 0x3, +}; + +#define I40E_TXD_FLTR_QW0_DEST_VSI_SHIFT 23 +#define I40E_TXD_FLTR_QW0_DEST_VSI_MASK (0x1FFUL << \ + I40E_TXD_FLTR_QW0_DEST_VSI_SHIFT) + +#define I40E_TXD_FLTR_QW1_CMD_SHIFT 4 +#define I40E_TXD_FLTR_QW1_CMD_MASK (0xFFFFULL << \ + I40E_TXD_FLTR_QW1_CMD_SHIFT) + +#define I40E_TXD_FLTR_QW1_PCMD_SHIFT (0x0ULL + I40E_TXD_FLTR_QW1_CMD_SHIFT) +#define I40E_TXD_FLTR_QW1_PCMD_MASK (0x7ULL << I40E_TXD_FLTR_QW1_PCMD_SHIFT) + +enum i40e_filter_program_desc_pcmd { + I40E_FILTER_PROGRAM_DESC_PCMD_ADD_UPDATE = 0x1, + I40E_FILTER_PROGRAM_DESC_PCMD_REMOVE = 0x2, +}; + +#define I40E_TXD_FLTR_QW1_DEST_SHIFT (0x3ULL + I40E_TXD_FLTR_QW1_CMD_SHIFT) +#define I40E_TXD_FLTR_QW1_DEST_MASK (0x3ULL << I40E_TXD_FLTR_QW1_DEST_SHIFT) + +#define I40E_TXD_FLTR_QW1_CNT_ENA_SHIFT (0x7ULL + I40E_TXD_FLTR_QW1_CMD_SHIFT) +#define I40E_TXD_FLTR_QW1_CNT_ENA_MASK (0x1ULL << \ + I40E_TXD_FLTR_QW1_CNT_ENA_SHIFT) + +#define I40E_TXD_FLTR_QW1_FD_STATUS_SHIFT (0x9ULL + \ + I40E_TXD_FLTR_QW1_CMD_SHIFT) +#define I40E_TXD_FLTR_QW1_FD_STATUS_MASK (0x3ULL << \ + I40E_TXD_FLTR_QW1_FD_STATUS_SHIFT) + +#define I40E_TXD_FLTR_QW1_CNTINDEX_SHIFT 20 +#define I40E_TXD_FLTR_QW1_CNTINDEX_MASK (0x1FFUL << \ + I40E_TXD_FLTR_QW1_CNTINDEX_SHIFT) + +enum i40e_filter_type { + I40E_FLOW_DIRECTOR_FLTR = 0, + I40E_PE_QUAD_HASH_FLTR = 1, + I40E_ETHERTYPE_FLTR, + I40E_FCOE_CTX_FLTR, + I40E_MAC_VLAN_FLTR, + I40E_HASH_FLTR +}; + +struct i40e_vsi_context { + u16 seid; + u16 uplink_seid; + u16 vsi_number; + u16 vsis_allocated; + u16 vsis_unallocated; + u16 flags; + u8 pf_num; + u8 vf_num; + u8 connection_type; + struct i40e_aqc_vsi_properties_data info; +}; + +/* Statistics collected by each port, VSI, VEB, and S-channel */ +struct i40e_eth_stats { + u64 rx_bytes; /* gorc */ + u64 rx_unicast; /* uprc */ + u64 rx_multicast; /* mprc */ + u64 rx_broadcast; /* bprc */ + u64 rx_discards; /* rdpc */ + u64 rx_errors; /* repc */ + u64 rx_missed; /* rmpc */ + u64 rx_unknown_protocol; /* rupp */ + u64 tx_bytes; /* gotc */ + u64 tx_unicast; /* uptc */ + u64 tx_multicast; /* mptc */ + u64 tx_broadcast; /* bptc */ + u64 tx_discards; /* tdpc */ + u64 tx_errors; /* tepc */ +}; + +/* Statistics collected by the MAC */ +struct i40e_hw_port_stats { + /* eth stats collected by the port */ + struct i40e_eth_stats eth; + + /* additional port specific stats */ + u64 tx_dropped_link_down; /* tdold */ + u64 crc_errors; /* crcerrs */ + u64 illegal_bytes; /* illerrc */ + u64 error_bytes; /* errbc */ + u64 mac_local_faults; /* mlfc */ + u64 mac_remote_faults; /* mrfc */ + u64 rx_length_errors; /* rlec */ + u64 link_xon_rx; /* lxonrxc */ + u64 link_xoff_rx; /* lxoffrxc */ + u64 priority_xon_rx[8]; /* pxonrxc[8] */ + u64 priority_xoff_rx[8]; /* pxoffrxc[8] */ + u64 link_xon_tx; /* lxontxc */ + u64 link_xoff_tx; /* lxofftxc */ + u64 priority_xon_tx[8]; /* pxontxc[8] */ + u64 priority_xoff_tx[8]; /* pxofftxc[8] */ + u64 priority_xon_2_xoff[8]; /* pxon2offc[8] */ + u64 rx_size_64; /* prc64 */ + u64 rx_size_127; /* prc127 */ + u64 rx_size_255; /* prc255 */ + u64 rx_size_511; /* prc511 */ + u64 rx_size_1023; /* prc1023 */ + u64 rx_size_1522; /* prc1522 */ + u64 rx_size_big; /* prc9522 */ + u64 rx_undersize; /* ruc */ + u64 rx_fragments; /* rfc */ + u64 rx_oversize; /* roc */ + u64 rx_jabber; /* rjc */ + u64 tx_size_64; /* ptc64 */ + u64 tx_size_127; /* ptc127 */ + u64 tx_size_255; /* ptc255 */ + u64 tx_size_511; /* ptc511 */ + u64 tx_size_1023; /* ptc1023 */ + u64 tx_size_1522; /* ptc1522 */ + u64 tx_size_big; /* ptc9522 */ + u64 mac_short_packet_dropped; /* mspdc */ + u64 checksum_error; /* xec */ +}; + +/* Checksum and Shadow RAM pointers */ +#define I40E_SR_NVM_CONTROL_WORD 0x00 +#define I40E_SR_EMP_MODULE_PTR 0x0F +#define I40E_SR_NVM_IMAGE_VERSION 0x18 +#define I40E_SR_ALTERNATE_SAN_MAC_ADDRESS_PTR 0x27 +#define I40E_SR_NVM_EETRACK_LO 0x2D +#define I40E_SR_NVM_EETRACK_HI 0x2E +#define I40E_SR_VPD_PTR 0x2F +#define I40E_SR_PCIE_ALT_AUTO_LOAD_PTR 0x3E +#define I40E_SR_SW_CHECKSUM_WORD 0x3F + +/* Auxiliary field, mask and shift definition for Shadow RAM and NVM Flash */ +#define I40E_SR_VPD_MODULE_MAX_SIZE 1024 +#define I40E_SR_PCIE_ALT_MODULE_MAX_SIZE 1024 +#define I40E_SR_CONTROL_WORD_1_SHIFT 0x06 +#define I40E_SR_CONTROL_WORD_1_MASK (0x03 << I40E_SR_CONTROL_WORD_1_SHIFT) + +/* Shadow RAM related */ +#define I40E_SR_SECTOR_SIZE_IN_WORDS 0x800 +#define I40E_SR_WORDS_IN_1KB 512 +/* Checksum should be calculated such that after adding all the words, + * including the checksum word itself, the sum should be 0xBABA. + */ +#define I40E_SR_SW_CHECKSUM_BASE 0xBABA + +#define I40E_SRRD_SRCTL_ATTEMPTS 100000 + +enum i40e_switch_element_types { + I40E_SWITCH_ELEMENT_TYPE_MAC = 1, + I40E_SWITCH_ELEMENT_TYPE_PF = 2, + I40E_SWITCH_ELEMENT_TYPE_VF = 3, + I40E_SWITCH_ELEMENT_TYPE_EMP = 4, + I40E_SWITCH_ELEMENT_TYPE_BMC = 6, + I40E_SWITCH_ELEMENT_TYPE_PE = 16, + I40E_SWITCH_ELEMENT_TYPE_VEB = 17, + I40E_SWITCH_ELEMENT_TYPE_PA = 18, + I40E_SWITCH_ELEMENT_TYPE_VSI = 19, +}; + +/* Supported EtherType filters */ +enum i40e_ether_type_index { + I40E_ETHER_TYPE_1588 = 0, + I40E_ETHER_TYPE_FIP = 1, + I40E_ETHER_TYPE_OUI_EXTENDED = 2, + I40E_ETHER_TYPE_MAC_CONTROL = 3, + I40E_ETHER_TYPE_LLDP = 4, + I40E_ETHER_TYPE_EVB_PROTOCOL1 = 5, + I40E_ETHER_TYPE_EVB_PROTOCOL2 = 6, + I40E_ETHER_TYPE_QCN_CNM = 7, + I40E_ETHER_TYPE_8021X = 8, + I40E_ETHER_TYPE_ARP = 9, + I40E_ETHER_TYPE_RSV1 = 10, + I40E_ETHER_TYPE_RSV2 = 11, +}; + +/* Filter context base size is 1K */ +#define I40E_HASH_FILTER_BASE_SIZE 1024 +/* Supported Hash filter values */ +enum i40e_hash_filter_size { + I40E_HASH_FILTER_SIZE_1K = 0, + I40E_HASH_FILTER_SIZE_2K = 1, + I40E_HASH_FILTER_SIZE_4K = 2, + I40E_HASH_FILTER_SIZE_8K = 3, + I40E_HASH_FILTER_SIZE_16K = 4, + I40E_HASH_FILTER_SIZE_32K = 5, + I40E_HASH_FILTER_SIZE_64K = 6, + I40E_HASH_FILTER_SIZE_128K = 7, + I40E_HASH_FILTER_SIZE_256K = 8, + I40E_HASH_FILTER_SIZE_512K = 9, + I40E_HASH_FILTER_SIZE_1M = 10, +}; + +/* DMA context base size is 0.5K */ +#define I40E_DMA_CNTX_BASE_SIZE 512 +/* Supported DMA context values */ +enum i40e_dma_cntx_size { + I40E_DMA_CNTX_SIZE_512 = 0, + I40E_DMA_CNTX_SIZE_1K = 1, + I40E_DMA_CNTX_SIZE_2K = 2, + I40E_DMA_CNTX_SIZE_4K = 3, + I40E_DMA_CNTX_SIZE_8K = 4, + I40E_DMA_CNTX_SIZE_16K = 5, + I40E_DMA_CNTX_SIZE_32K = 6, + I40E_DMA_CNTX_SIZE_64K = 7, + I40E_DMA_CNTX_SIZE_128K = 8, + I40E_DMA_CNTX_SIZE_256K = 9, +}; + +/* Supported Hash look up table (LUT) sizes */ +enum i40e_hash_lut_size { + I40E_HASH_LUT_SIZE_128 = 0, + I40E_HASH_LUT_SIZE_512 = 1, +}; + +/* Structure to hold a per PF filter control settings */ +struct i40e_filter_control_settings { + /* number of PE Quad Hash filter buckets */ + enum i40e_hash_filter_size pe_filt_num; + /* number of PE Quad Hash contexts */ + enum i40e_dma_cntx_size pe_cntx_num; + /* number of FCoE filter buckets */ + enum i40e_hash_filter_size fcoe_filt_num; + /* number of FCoE DDP contexts */ + enum i40e_dma_cntx_size fcoe_cntx_num; + /* size of the Hash LUT */ + enum i40e_hash_lut_size hash_lut_size; + /* enable FDIR filters for PF and its VFs */ + bool enable_fdir; + /* enable Ethertype filters for PF and its VFs */ + bool enable_ethtype; + /* enable MAC/VLAN filters for PF and its VFs */ + bool enable_macvlan; +}; + +/* Structure to hold device level control filter counts */ +struct i40e_control_filter_stats { + u16 mac_etype_used; /* Used perfect match MAC/EtherType filters */ + u16 etype_used; /* Used perfect EtherType filters */ + u16 mac_etype_free; /* Un-used perfect match MAC/EtherType filters */ + u16 etype_free; /* Un-used perfect EtherType filters */ +}; + +enum i40e_reset_type { + I40E_RESET_POR = 0, + I40E_RESET_CORER = 1, + I40E_RESET_GLOBR = 2, + I40E_RESET_EMPR = 3, +}; + +/* IEEE 802.1AB LLDP Agent Variables from NVM */ +#define I40E_NVM_LLDP_CFG_PTR 0xF +struct i40e_lldp_variables { + u16 length; + u16 adminstatus; + u16 msgfasttx; + u16 msgtxinterval; + u16 txparams; + u16 timers; + u16 crc8; +}; + +#endif /* _I40E_TYPE_H_ */ diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl.h b/drivers/net/ethernet/intel/i40e/i40e_virtchnl.h new file mode 100644 index 00000000000..cc6654f1dac --- /dev/null +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl.h @@ -0,0 +1,368 @@ +/******************************************************************************* + * + * Intel Ethernet Controller XL710 Family Linux Driver + * Copyright(c) 2013 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + * + ******************************************************************************/ + +#ifndef _I40E_VIRTCHNL_H_ +#define _I40E_VIRTCHNL_H_ + +#include "i40e_type.h" + +/* Description: + * This header file describes the VF-PF communication protocol used + * by the various i40e drivers. + * + * Admin queue buffer usage: + * desc->opcode is always i40e_aqc_opc_send_msg_to_pf + * flags, retval, datalen, and data addr are all used normally. + * Firmware copies the cookie fields when sending messages between the PF and + * VF, but uses all other fields internally. Due to this limitation, we + * must send all messages as "indirect", i.e. using an external buffer. + * + * All the vsi indexes are relative to the VF. Each VF can have maximum of + * three VSIs. All the queue indexes are relative to the VSI. Each VF can + * have a maximum of sixteen queues for all of its VSIs. + * + * The PF is required to return a status code in v_retval for all messages + * except RESET_VF, which does not require any response. The return value is of + * i40e_status_code type, defined in the i40e_type.h. + * + * In general, VF driver initialization should roughly follow the order of these + * opcodes. The VF driver must first validate the API version of the PF driver, + * then request a reset, then get resources, then configure queues and + * interrupts. After these operations are complete, the VF driver may start + * its queues, optionally add MAC and VLAN filters, and process traffic. + */ + +/* Opcodes for VF-PF communication. These are placed in the v_opcode field + * of the virtchnl_msg structure. + */ +enum i40e_virtchnl_ops { +/* VF sends req. to pf for the following + * ops. + */ + I40E_VIRTCHNL_OP_UNKNOWN = 0, + I40E_VIRTCHNL_OP_VERSION = 1, /* must ALWAYS be 1 */ + I40E_VIRTCHNL_OP_RESET_VF, + I40E_VIRTCHNL_OP_GET_VF_RESOURCES, + I40E_VIRTCHNL_OP_CONFIG_TX_QUEUE, + I40E_VIRTCHNL_OP_CONFIG_RX_QUEUE, + I40E_VIRTCHNL_OP_CONFIG_VSI_QUEUES, + I40E_VIRTCHNL_OP_CONFIG_IRQ_MAP, + I40E_VIRTCHNL_OP_ENABLE_QUEUES, + I40E_VIRTCHNL_OP_DISABLE_QUEUES, + I40E_VIRTCHNL_OP_ADD_ETHER_ADDRESS, + I40E_VIRTCHNL_OP_DEL_ETHER_ADDRESS, + I40E_VIRTCHNL_OP_ADD_VLAN, + I40E_VIRTCHNL_OP_DEL_VLAN, + I40E_VIRTCHNL_OP_CONFIG_PROMISCUOUS_MODE, + I40E_VIRTCHNL_OP_GET_STATS, + I40E_VIRTCHNL_OP_FCOE, +/* PF sends status change events to vfs using + * the following op. + */ + I40E_VIRTCHNL_OP_EVENT, +}; + +/* Virtual channel message descriptor. This overlays the admin queue + * descriptor. All other data is passed in external buffers. + */ + +struct i40e_virtchnl_msg { + u8 pad[8]; /* AQ flags/opcode/len/retval fields */ + enum i40e_virtchnl_ops v_opcode; /* avoid confusion with desc->opcode */ + i40e_status v_retval; /* ditto for desc->retval */ + u32 vfid; /* used by PF when sending to VF */ +}; + +/* Message descriptions and data structures.*/ + +/* I40E_VIRTCHNL_OP_VERSION + * VF posts its version number to the PF. PF responds with its version number + * in the same format, along with a return code. + * Reply from PF has its major/minor versions also in param0 and param1. + * If there is a major version mismatch, then the VF cannot operate. + * If there is a minor version mismatch, then the VF can operate but should + * add a warning to the system log. + * + * This enum element MUST always be specified as == 1, regardless of other + * changes in the API. The PF must always respond to this message without + * error regardless of version mismatch. + */ +#define I40E_VIRTCHNL_VERSION_MAJOR 1 +#define I40E_VIRTCHNL_VERSION_MINOR 0 +struct i40e_virtchnl_version_info { + u32 major; + u32 minor; +}; + +/* I40E_VIRTCHNL_OP_RESET_VF + * VF sends this request to PF with no parameters + * PF does NOT respond! VF driver must delay then poll VFGEN_RSTAT register + * until reset completion is indicated. The admin queue must be reinitialized + * after this operation. + * + * When reset is complete, PF must ensure that all queues in all VSIs associated + * with the VF are stopped, all queue configurations in the HMC are set to 0, + * and all MAC and VLAN filters (except the default MAC address) on all VSIs + * are cleared. + */ + +/* I40E_VIRTCHNL_OP_GET_VF_RESOURCES + * VF sends this request to PF with no parameters + * PF responds with an indirect message containing + * i40e_virtchnl_vf_resource and one or more + * i40e_virtchnl_vsi_resource structures. + */ + +struct i40e_virtchnl_vsi_resource { + u16 vsi_id; + u16 num_queue_pairs; + enum i40e_vsi_type vsi_type; + u16 qset_handle; + u8 default_mac_addr[I40E_ETH_LENGTH_OF_ADDRESS]; +}; +/* VF offload flags */ +#define I40E_VIRTCHNL_VF_OFFLOAD_L2 0x00000001 +#define I40E_VIRTCHNL_VF_OFFLOAD_FCOE 0x00000004 +#define I40E_VIRTCHNL_VF_OFFLOAD_VLAN 0x00010000 + +struct i40e_virtchnl_vf_resource { + u16 num_vsis; + u16 num_queue_pairs; + u16 max_vectors; + u16 max_mtu; + + u32 vf_offload_flags; + u32 max_fcoe_contexts; + u32 max_fcoe_filters; + + struct i40e_virtchnl_vsi_resource vsi_res[1]; +}; + +/* I40E_VIRTCHNL_OP_CONFIG_TX_QUEUE + * VF sends this message to set up parameters for one TX queue. + * External data buffer contains one instance of i40e_virtchnl_txq_info. + * PF configures requested queue and returns a status code. + */ + +/* Tx queue config info */ +struct i40e_virtchnl_txq_info { + u16 vsi_id; + u16 queue_id; + u16 ring_len; /* number of descriptors, multiple of 8 */ + u16 headwb_enabled; + u64 dma_ring_addr; + u64 dma_headwb_addr; +}; + +/* I40E_VIRTCHNL_OP_CONFIG_RX_QUEUE + * VF sends this message to set up parameters for one RX queue. + * External data buffer contains one instance of i40e_virtchnl_rxq_info. + * PF configures requested queue and returns a status code. + */ + +/* Rx queue config info */ +struct i40e_virtchnl_rxq_info { + u16 vsi_id; + u16 queue_id; + u32 ring_len; /* number of descriptors, multiple of 32 */ + u16 hdr_size; + u16 splithdr_enabled; + u32 databuffer_size; + u32 max_pkt_size; + u64 dma_ring_addr; + enum i40e_hmc_obj_rx_hsplit_0 rx_split_pos; +}; + +/* I40E_VIRTCHNL_OP_CONFIG_VSI_QUEUES + * VF sends this message to set parameters for all active TX and RX queues + * associated with the specified VSI. + * PF configures queues and returns status. + * If the number of queues specified is greater than the number of queues + * associated with the VSI, an error is returned and no queues are configured. + */ +struct i40e_virtchnl_queue_pair_info { + /* NOTE: vsi_id and queue_id should be identical for both queues. */ + struct i40e_virtchnl_txq_info txq; + struct i40e_virtchnl_rxq_info rxq; +}; + +struct i40e_virtchnl_vsi_queue_config_info { + u16 vsi_id; + u16 num_queue_pairs; + struct i40e_virtchnl_queue_pair_info qpair[1]; +}; + +/* I40E_VIRTCHNL_OP_CONFIG_IRQ_MAP + * VF uses this message to map vectors to queues. + * The rxq_map and txq_map fields are bitmaps used to indicate which queues + * are to be associated with the specified vector. + * The "other" causes are always mapped to vector 0. + * PF configures interrupt mapping and returns status. + */ +struct i40e_virtchnl_vector_map { + u16 vsi_id; + u16 vector_id; + u16 rxq_map; + u16 txq_map; + u16 rxitr_idx; + u16 txitr_idx; +}; + +struct i40e_virtchnl_irq_map_info { + u16 num_vectors; + struct i40e_virtchnl_vector_map vecmap[1]; +}; + +/* I40E_VIRTCHNL_OP_ENABLE_QUEUES + * I40E_VIRTCHNL_OP_DISABLE_QUEUES + * VF sends these message to enable or disable TX/RX queue pairs. + * The queues fields are bitmaps indicating which queues to act upon. + * (Currently, we only support 16 queues per VF, but we make the field + * u32 to allow for expansion.) + * PF performs requested action and returns status. + */ +struct i40e_virtchnl_queue_select { + u16 vsi_id; + u16 pad; + u32 rx_queues; + u32 tx_queues; +}; + +/* I40E_VIRTCHNL_OP_ADD_ETHER_ADDRESS + * VF sends this message in order to add one or more unicast or multicast + * address filters for the specified VSI. + * PF adds the filters and returns status. + */ + +/* I40E_VIRTCHNL_OP_DEL_ETHER_ADDRESS + * VF sends this message in order to remove one or more unicast or multicast + * filters for the specified VSI. + * PF removes the filters and returns status. + */ + +struct i40e_virtchnl_ether_addr { + u8 addr[I40E_ETH_LENGTH_OF_ADDRESS]; + u8 pad[2]; +}; + +struct i40e_virtchnl_ether_addr_list { + u16 vsi_id; + u16 num_elements; + struct i40e_virtchnl_ether_addr list[1]; +}; + +/* I40E_VIRTCHNL_OP_ADD_VLAN + * VF sends this message to add one or more VLAN tag filters for receives. + * PF adds the filters and returns status. + * If a port VLAN is configured by the PF, this operation will return an + * error to the VF. + */ + +/* I40E_VIRTCHNL_OP_DEL_VLAN + * VF sends this message to remove one or more VLAN tag filters for receives. + * PF removes the filters and returns status. + * If a port VLAN is configured by the PF, this operation will return an + * error to the VF. + */ + +struct i40e_virtchnl_vlan_filter_list { + u16 vsi_id; + u16 num_elements; + u16 vlan_id[1]; +}; + +/* I40E_VIRTCHNL_OP_CONFIG_PROMISCUOUS_MODE + * VF sends VSI id and flags. + * PF returns status code in retval. + * Note: we assume that broadcast accept mode is always enabled. + */ +struct i40e_virtchnl_promisc_info { + u16 vsi_id; + u16 flags; +}; + +#define I40E_FLAG_VF_UNICAST_PROMISC 0x00000001 +#define I40E_FLAG_VF_MULTICAST_PROMISC 0x00000002 + +/* I40E_VIRTCHNL_OP_GET_STATS + * VF sends this message to request stats for the selected VSI. VF uses + * the i40e_virtchnl_queue_select struct to specify the VSI. The queue_id + * field is ignored by the PF. + * + * PF replies with struct i40e_eth_stats in an external buffer. + */ + +/* I40E_VIRTCHNL_OP_EVENT + * PF sends this message to inform the VF driver of events that may affect it. + * No direct response is expected from the VF, though it may generate other + * messages in response to this one. + */ +enum i40e_virtchnl_event_codes { + I40E_VIRTCHNL_EVENT_UNKNOWN = 0, + I40E_VIRTCHNL_EVENT_LINK_CHANGE, + I40E_VIRTCHNL_EVENT_RESET_IMPENDING, + I40E_VIRTCHNL_EVENT_PF_DRIVER_CLOSE, +}; +#define I40E_PF_EVENT_SEVERITY_INFO 0 +#define I40E_PF_EVENT_SEVERITY_CERTAIN_DOOM 255 + +struct i40e_virtchnl_pf_event { + enum i40e_virtchnl_event_codes event; + union { + struct { + enum i40e_aq_link_speed link_speed; + bool link_status; + } link_event; + } event_data; + + int severity; +}; + +/* The following are TBD, not necessary for LAN functionality. + * I40E_VIRTCHNL_OP_FCOE + */ + +/* VF reset states - these are written into the RSTAT register: + * I40E_VFGEN_RSTAT1 on the PF + * I40E_VFGEN_RSTAT on the VF + * When the PF initiates a reset, it writes 0 + * When the reset is complete, it writes 1 + * When the PF detects that the VF has recovered, it writes 2 + * VF checks this register periodically to determine if a reset has occurred, + * then polls it to know when the reset is complete. + * If either the PF or VF reads the register while the hardware + * is in a reset state, it will return DEADBEEF, which, when masked + * will result in 3. + */ +enum i40e_vfr_states { + I40E_VFR_INPROGRESS = 0, + I40E_VFR_COMPLETED, + I40E_VFR_VFACTIVE, + I40E_VFR_UNKNOWN, +}; + +#endif /* _I40E_VIRTCHNL_H_ */ diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c new file mode 100644 index 00000000000..8967e58e240 --- /dev/null +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c @@ -0,0 +1,2335 @@ +/******************************************************************************* + * + * Intel Ethernet Controller XL710 Family Linux Driver + * Copyright(c) 2013 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + * + ******************************************************************************/ + +#include "i40e.h" + +/***********************misc routines*****************************/ + +/** + * i40e_vc_isvalid_vsi_id + * @vf: pointer to the vf info + * @vsi_id: vf relative vsi id + * + * check for the valid vsi id + **/ +static inline bool i40e_vc_isvalid_vsi_id(struct i40e_vf *vf, u8 vsi_id) +{ + struct i40e_pf *pf = vf->pf; + + return pf->vsi[vsi_id]->vf_id == vf->vf_id; +} + +/** + * i40e_vc_isvalid_queue_id + * @vf: pointer to the vf info + * @vsi_id: vsi id + * @qid: vsi relative queue id + * + * check for the valid queue id + **/ +static inline bool i40e_vc_isvalid_queue_id(struct i40e_vf *vf, u8 vsi_id, + u8 qid) +{ + struct i40e_pf *pf = vf->pf; + + return qid < pf->vsi[vsi_id]->num_queue_pairs; +} + +/** + * i40e_vc_isvalid_vector_id + * @vf: pointer to the vf info + * @vector_id: vf relative vector id + * + * check for the valid vector id + **/ +static inline bool i40e_vc_isvalid_vector_id(struct i40e_vf *vf, u8 vector_id) +{ + struct i40e_pf *pf = vf->pf; + + return vector_id < pf->hw.func_caps.num_msix_vectors_vf; +} + +/***********************vf resource mgmt routines*****************/ + +/** + * i40e_vc_get_pf_queue_id + * @vf: pointer to the vf info + * @vsi_idx: index of VSI in PF struct + * @vsi_queue_id: vsi relative queue id + * + * return pf relative queue id + **/ +static u16 i40e_vc_get_pf_queue_id(struct i40e_vf *vf, u8 vsi_idx, + u8 vsi_queue_id) +{ + struct i40e_pf *pf = vf->pf; + struct i40e_vsi *vsi = pf->vsi[vsi_idx]; + u16 pf_queue_id = I40E_QUEUE_END_OF_LIST; + + if (le16_to_cpu(vsi->info.mapping_flags) & + I40E_AQ_VSI_QUE_MAP_NONCONTIG) + pf_queue_id = + le16_to_cpu(vsi->info.queue_mapping[vsi_queue_id]); + else + pf_queue_id = le16_to_cpu(vsi->info.queue_mapping[0]) + + vsi_queue_id; + + return pf_queue_id; +} + +/** + * i40e_ctrl_vsi_tx_queue + * @vf: pointer to the vf info + * @vsi_idx: index of VSI in PF struct + * @vsi_queue_id: vsi relative queue index + * @ctrl: control flags + * + * enable/disable/enable check/disable check + **/ +static int i40e_ctrl_vsi_tx_queue(struct i40e_vf *vf, u16 vsi_idx, + u16 vsi_queue_id, + enum i40e_queue_ctrl ctrl) +{ + struct i40e_pf *pf = vf->pf; + struct i40e_hw *hw = &pf->hw; + bool writeback = false; + u16 pf_queue_id; + int ret = 0; + u32 reg; + + pf_queue_id = i40e_vc_get_pf_queue_id(vf, vsi_idx, vsi_queue_id); + reg = rd32(hw, I40E_QTX_ENA(pf_queue_id)); + + switch (ctrl) { + case I40E_QUEUE_CTRL_ENABLE: + reg |= I40E_QTX_ENA_QENA_REQ_MASK; + writeback = true; + break; + case I40E_QUEUE_CTRL_ENABLECHECK: + ret = (reg & I40E_QTX_ENA_QENA_STAT_MASK) ? 0 : -EPERM; + break; + case I40E_QUEUE_CTRL_DISABLE: + reg &= ~I40E_QTX_ENA_QENA_REQ_MASK; + writeback = true; + break; + case I40E_QUEUE_CTRL_DISABLECHECK: + ret = (reg & I40E_QTX_ENA_QENA_STAT_MASK) ? -EPERM : 0; + break; + case I40E_QUEUE_CTRL_FASTDISABLE: + reg |= I40E_QTX_ENA_FAST_QDIS_MASK; + writeback = true; + break; + case I40E_QUEUE_CTRL_FASTDISABLECHECK: + ret = (reg & I40E_QTX_ENA_QENA_STAT_MASK) ? -EPERM : 0; + if (!ret) { + reg &= ~I40E_QTX_ENA_FAST_QDIS_MASK; + writeback = true; + } + break; + default: + ret = -EINVAL; + break; + } + + if (writeback) { + wr32(hw, I40E_QTX_ENA(pf_queue_id), reg); + i40e_flush(hw); + } + + return ret; +} + +/** + * i40e_ctrl_vsi_rx_queue + * @vf: pointer to the vf info + * @vsi_idx: index of VSI in PF struct + * @vsi_queue_id: vsi relative queue index + * @ctrl: control flags + * + * enable/disable/enable check/disable check + **/ +static int i40e_ctrl_vsi_rx_queue(struct i40e_vf *vf, u16 vsi_idx, + u16 vsi_queue_id, + enum i40e_queue_ctrl ctrl) +{ + struct i40e_pf *pf = vf->pf; + struct i40e_hw *hw = &pf->hw; + bool writeback = false; + u16 pf_queue_id; + int ret = 0; + u32 reg; + + pf_queue_id = i40e_vc_get_pf_queue_id(vf, vsi_idx, vsi_queue_id); + reg = rd32(hw, I40E_QRX_ENA(pf_queue_id)); + + switch (ctrl) { + case I40E_QUEUE_CTRL_ENABLE: + reg |= I40E_QRX_ENA_QENA_REQ_MASK; + writeback = true; + break; + case I40E_QUEUE_CTRL_ENABLECHECK: + ret = (reg & I40E_QRX_ENA_QENA_STAT_MASK) ? 0 : -EPERM; + break; + case I40E_QUEUE_CTRL_DISABLE: + reg &= ~I40E_QRX_ENA_QENA_REQ_MASK; + writeback = true; + break; + case I40E_QUEUE_CTRL_DISABLECHECK: + ret = (reg & I40E_QRX_ENA_QENA_STAT_MASK) ? -EPERM : 0; + break; + case I40E_QUEUE_CTRL_FASTDISABLE: + reg |= I40E_QRX_ENA_FAST_QDIS_MASK; + writeback = true; + break; + case I40E_QUEUE_CTRL_FASTDISABLECHECK: + ret = (reg & I40E_QRX_ENA_QENA_STAT_MASK) ? -EPERM : 0; + if (!ret) { + reg &= ~I40E_QRX_ENA_FAST_QDIS_MASK; + writeback = true; + } + break; + default: + ret = -EINVAL; + break; + } + + if (writeback) { + wr32(hw, I40E_QRX_ENA(pf_queue_id), reg); + i40e_flush(hw); + } + + return ret; +} + +/** + * i40e_config_irq_link_list + * @vf: pointer to the vf info + * @vsi_idx: index of VSI in PF struct + * @vecmap: irq map info + * + * configure irq link list from the map + **/ +static void i40e_config_irq_link_list(struct i40e_vf *vf, u16 vsi_idx, + struct i40e_virtchnl_vector_map *vecmap) +{ + unsigned long linklistmap = 0, tempmap; + struct i40e_pf *pf = vf->pf; + struct i40e_hw *hw = &pf->hw; + u16 vsi_queue_id, pf_queue_id; + enum i40e_queue_type qtype; + u16 next_q, vector_id; + u32 reg, reg_idx; + u16 itr_idx = 0; + + vector_id = vecmap->vector_id; + /* setup the head */ + if (0 == vector_id) + reg_idx = I40E_VPINT_LNKLST0(vf->vf_id); + else + reg_idx = I40E_VPINT_LNKLSTN( + ((pf->hw.func_caps.num_msix_vectors_vf - 1) + * vf->vf_id) + (vector_id - 1)); + + if (vecmap->rxq_map == 0 && vecmap->txq_map == 0) { + /* Special case - No queues mapped on this vector */ + wr32(hw, reg_idx, I40E_VPINT_LNKLST0_FIRSTQ_INDX_MASK); + goto irq_list_done; + } + tempmap = vecmap->rxq_map; + vsi_queue_id = find_first_bit(&tempmap, I40E_MAX_VSI_QP); + while (vsi_queue_id < I40E_MAX_VSI_QP) { + linklistmap |= (1 << + (I40E_VIRTCHNL_SUPPORTED_QTYPES * + vsi_queue_id)); + vsi_queue_id = + find_next_bit(&tempmap, I40E_MAX_VSI_QP, vsi_queue_id + 1); + } + + tempmap = vecmap->txq_map; + vsi_queue_id = find_first_bit(&tempmap, I40E_MAX_VSI_QP); + while (vsi_queue_id < I40E_MAX_VSI_QP) { + linklistmap |= (1 << + (I40E_VIRTCHNL_SUPPORTED_QTYPES * vsi_queue_id + + 1)); + vsi_queue_id = find_next_bit(&tempmap, I40E_MAX_VSI_QP, + vsi_queue_id + 1); + } + + next_q = find_first_bit(&linklistmap, + (I40E_MAX_VSI_QP * + I40E_VIRTCHNL_SUPPORTED_QTYPES)); + vsi_queue_id = next_q/I40E_VIRTCHNL_SUPPORTED_QTYPES; + qtype = next_q%I40E_VIRTCHNL_SUPPORTED_QTYPES; + pf_queue_id = i40e_vc_get_pf_queue_id(vf, vsi_idx, vsi_queue_id); + reg = ((qtype << I40E_VPINT_LNKLSTN_FIRSTQ_TYPE_SHIFT) | pf_queue_id); + + wr32(hw, reg_idx, reg); + + while (next_q < (I40E_MAX_VSI_QP * I40E_VIRTCHNL_SUPPORTED_QTYPES)) { + switch (qtype) { + case I40E_QUEUE_TYPE_RX: + reg_idx = I40E_QINT_RQCTL(pf_queue_id); + itr_idx = vecmap->rxitr_idx; + break; + case I40E_QUEUE_TYPE_TX: + reg_idx = I40E_QINT_TQCTL(pf_queue_id); + itr_idx = vecmap->txitr_idx; + break; + default: + break; + } + + next_q = find_next_bit(&linklistmap, + (I40E_MAX_VSI_QP * + I40E_VIRTCHNL_SUPPORTED_QTYPES), + next_q + 1); + if (next_q < (I40E_MAX_VSI_QP * I40E_VIRTCHNL_SUPPORTED_QTYPES)) { + vsi_queue_id = next_q / I40E_VIRTCHNL_SUPPORTED_QTYPES; + qtype = next_q % I40E_VIRTCHNL_SUPPORTED_QTYPES; + pf_queue_id = i40e_vc_get_pf_queue_id(vf, vsi_idx, + vsi_queue_id); + } else { + pf_queue_id = I40E_QUEUE_END_OF_LIST; + qtype = 0; + } + + /* format for the RQCTL & TQCTL regs is same */ + reg = (vector_id) | + (qtype << I40E_QINT_RQCTL_NEXTQ_TYPE_SHIFT) | + (pf_queue_id << I40E_QINT_RQCTL_NEXTQ_INDX_SHIFT) | + (1 << I40E_QINT_RQCTL_CAUSE_ENA_SHIFT) | + (itr_idx << I40E_QINT_RQCTL_ITR_INDX_SHIFT); + wr32(hw, reg_idx, reg); + } + +irq_list_done: + i40e_flush(hw); +} + +/** + * i40e_config_vsi_tx_queue + * @vf: pointer to the vf info + * @vsi_idx: index of VSI in PF struct + * @vsi_queue_id: vsi relative queue index + * @info: config. info + * + * configure tx queue + **/ +static int i40e_config_vsi_tx_queue(struct i40e_vf *vf, u16 vsi_idx, + u16 vsi_queue_id, + struct i40e_virtchnl_txq_info *info) +{ + struct i40e_pf *pf = vf->pf; + struct i40e_hw *hw = &pf->hw; + struct i40e_hmc_obj_txq tx_ctx; + u16 pf_queue_id; + u32 qtx_ctl; + int ret = 0; + + pf_queue_id = i40e_vc_get_pf_queue_id(vf, vsi_idx, vsi_queue_id); + + /* clear the context structure first */ + memset(&tx_ctx, 0, sizeof(struct i40e_hmc_obj_txq)); + + /* only set the required fields */ + tx_ctx.base = info->dma_ring_addr / 128; + tx_ctx.qlen = info->ring_len; + tx_ctx.rdylist = le16_to_cpu(pf->vsi[vsi_idx]->info.qs_handle[0]); + tx_ctx.rdylist_act = 0; + + /* clear the context in the HMC */ + ret = i40e_clear_lan_tx_queue_context(hw, pf_queue_id); + if (ret) { + dev_err(&pf->pdev->dev, + "Failed to clear VF LAN Tx queue context %d, error: %d\n", + pf_queue_id, ret); + ret = -ENOENT; + goto error_context; + } + + /* set the context in the HMC */ + ret = i40e_set_lan_tx_queue_context(hw, pf_queue_id, &tx_ctx); + if (ret) { + dev_err(&pf->pdev->dev, + "Failed to set VF LAN Tx queue context %d error: %d\n", + pf_queue_id, ret); + ret = -ENOENT; + goto error_context; + } + + /* associate this queue with the PCI VF function */ + qtx_ctl = I40E_QTX_CTL_VF_QUEUE; + qtx_ctl |= ((hw->hmc.hmc_fn_id << I40E_QTX_CTL_PF_INDX_SHIFT) + & I40E_QTX_CTL_PF_INDX_MASK); + qtx_ctl |= (((vf->vf_id + hw->func_caps.vf_base_id) + << I40E_QTX_CTL_VFVM_INDX_SHIFT) + & I40E_QTX_CTL_VFVM_INDX_MASK); + wr32(hw, I40E_QTX_CTL(pf_queue_id), qtx_ctl); + i40e_flush(hw); + +error_context: + return ret; +} + +/** + * i40e_config_vsi_rx_queue + * @vf: pointer to the vf info + * @vsi_idx: index of VSI in PF struct + * @vsi_queue_id: vsi relative queue index + * @info: config. info + * + * configure rx queue + **/ +static int i40e_config_vsi_rx_queue(struct i40e_vf *vf, u16 vsi_idx, + u16 vsi_queue_id, + struct i40e_virtchnl_rxq_info *info) +{ + struct i40e_pf *pf = vf->pf; + struct i40e_hw *hw = &pf->hw; + struct i40e_hmc_obj_rxq rx_ctx; + u16 pf_queue_id; + int ret = 0; + + pf_queue_id = i40e_vc_get_pf_queue_id(vf, vsi_idx, vsi_queue_id); + + /* clear the context structure first */ + memset(&rx_ctx, 0, sizeof(struct i40e_hmc_obj_rxq)); + + /* only set the required fields */ + rx_ctx.base = info->dma_ring_addr / 128; + rx_ctx.qlen = info->ring_len; + + if (info->splithdr_enabled) { + rx_ctx.hsplit_0 = I40E_RX_SPLIT_L2 | + I40E_RX_SPLIT_IP | + I40E_RX_SPLIT_TCP_UDP | + I40E_RX_SPLIT_SCTP; + /* header length validation */ + if (info->hdr_size > ((2 * 1024) - 64)) { + ret = -EINVAL; + goto error_param; + } + rx_ctx.hbuff = info->hdr_size >> I40E_RXQ_CTX_HBUFF_SHIFT; + + /* set splitalways mode 10b */ + rx_ctx.dtype = 0x2; + } + + /* databuffer length validation */ + if (info->databuffer_size > ((16 * 1024) - 128)) { + ret = -EINVAL; + goto error_param; + } + rx_ctx.dbuff = info->databuffer_size >> I40E_RXQ_CTX_DBUFF_SHIFT; + + /* max pkt. length validation */ + if (info->max_pkt_size >= (16 * 1024) || info->max_pkt_size < 64) { + ret = -EINVAL; + goto error_param; + } + rx_ctx.rxmax = info->max_pkt_size; + + /* enable 32bytes desc always */ + rx_ctx.dsize = 1; + + /* default values */ + rx_ctx.tphrdesc_ena = 1; + rx_ctx.tphwdesc_ena = 1; + rx_ctx.tphdata_ena = 1; + rx_ctx.tphhead_ena = 1; + rx_ctx.lrxqthresh = 2; + rx_ctx.crcstrip = 1; + + /* clear the context in the HMC */ + ret = i40e_clear_lan_rx_queue_context(hw, pf_queue_id); + if (ret) { + dev_err(&pf->pdev->dev, + "Failed to clear VF LAN Rx queue context %d, error: %d\n", + pf_queue_id, ret); + ret = -ENOENT; + goto error_param; + } + + /* set the context in the HMC */ + ret = i40e_set_lan_rx_queue_context(hw, pf_queue_id, &rx_ctx); + if (ret) { + dev_err(&pf->pdev->dev, + "Failed to set VF LAN Rx queue context %d error: %d\n", + pf_queue_id, ret); + ret = -ENOENT; + goto error_param; + } + +error_param: + return ret; +} + +/** + * i40e_alloc_vsi_res + * @vf: pointer to the vf info + * @type: type of VSI to allocate + * + * alloc vf vsi context & resources + **/ +static int i40e_alloc_vsi_res(struct i40e_vf *vf, enum i40e_vsi_type type) +{ + struct i40e_mac_filter *f = NULL; + struct i40e_pf *pf = vf->pf; + struct i40e_hw *hw = &pf->hw; + struct i40e_vsi *vsi; + int ret = 0; + + vsi = i40e_vsi_setup(pf, type, pf->vsi[pf->lan_vsi]->seid, vf->vf_id); + + if (!vsi) { + dev_err(&pf->pdev->dev, + "add vsi failed for vf %d, aq_err %d\n", + vf->vf_id, pf->hw.aq.asq_last_status); + ret = -ENOENT; + goto error_alloc_vsi_res; + } + if (type == I40E_VSI_SRIOV) { + vf->lan_vsi_index = vsi->idx; + vf->lan_vsi_id = vsi->id; + dev_info(&pf->pdev->dev, + "LAN VSI index %d, VSI id %d\n", + vsi->idx, vsi->id); + f = i40e_add_filter(vsi, vf->default_lan_addr.addr, + 0, true, false); + } + if (!f) { + dev_err(&pf->pdev->dev, "Unable to add ucast filter\n"); + ret = -ENOMEM; + goto error_alloc_vsi_res; + } + + /* program mac filter */ + ret = i40e_sync_vsi_filters(vsi); + if (ret) { + dev_err(&pf->pdev->dev, "Unable to program ucast filters\n"); + goto error_alloc_vsi_res; + } + + /* accept bcast pkts. by default */ + ret = i40e_aq_set_vsi_broadcast(hw, vsi->seid, true, NULL); + if (ret) { + dev_err(&pf->pdev->dev, + "set vsi bcast failed for vf %d, vsi %d, aq_err %d\n", + vf->vf_id, vsi->idx, pf->hw.aq.asq_last_status); + ret = -EINVAL; + } + +error_alloc_vsi_res: + return ret; +} + +/** + * i40e_reset_vf + * @vf: pointer to the vf structure + * @flr: VFLR was issued or not + * + * reset the vf + **/ +int i40e_reset_vf(struct i40e_vf *vf, bool flr) +{ + int ret = -ENOENT; + struct i40e_pf *pf = vf->pf; + struct i40e_hw *hw = &pf->hw; + u32 reg, reg_idx, msix_vf; + bool rsd = false; + u16 pf_queue_id; + int i, j; + + /* warn the VF */ + wr32(hw, I40E_VFGEN_RSTAT1(vf->vf_id), I40E_VFR_INPROGRESS); + + clear_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states); + + /* PF triggers VFR only when VF requests, in case of + * VFLR, HW triggers VFR + */ + if (!flr) { + /* reset vf using VPGEN_VFRTRIG reg */ + reg = I40E_VPGEN_VFRTRIG_VFSWR_MASK; + wr32(hw, I40E_VPGEN_VFRTRIG(vf->vf_id), reg); + i40e_flush(hw); + } + + /* poll VPGEN_VFRSTAT reg to make sure + * that reset is complete + */ + for (i = 0; i < 4; i++) { + /* vf reset requires driver to first reset the + * vf & than poll the status register to make sure + * that the requested op was completed + * successfully + */ + udelay(10); + reg = rd32(hw, I40E_VPGEN_VFRSTAT(vf->vf_id)); + if (reg & I40E_VPGEN_VFRSTAT_VFRD_MASK) { + rsd = true; + break; + } + } + + if (!rsd) + dev_err(&pf->pdev->dev, "VF reset check timeout %d\n", + vf->vf_id); + + /* fast disable qps */ + for (j = 0; j < pf->vsi[vf->lan_vsi_index]->num_queue_pairs; j++) { + ret = i40e_ctrl_vsi_tx_queue(vf, vf->lan_vsi_index, j, + I40E_QUEUE_CTRL_FASTDISABLE); + ret = i40e_ctrl_vsi_rx_queue(vf, vf->lan_vsi_index, j, + I40E_QUEUE_CTRL_FASTDISABLE); + } + + /* Queue enable/disable requires driver to + * first reset the vf & than poll the status register + * to make sure that the requested op was completed + * successfully + */ + udelay(10); + for (j = 0; j < pf->vsi[vf->lan_vsi_index]->num_queue_pairs; j++) { + ret = i40e_ctrl_vsi_tx_queue(vf, vf->lan_vsi_index, j, + I40E_QUEUE_CTRL_FASTDISABLECHECK); + if (ret) + dev_info(&pf->pdev->dev, + "Queue control check failed on Tx queue %d of VSI %d VF %d\n", + vf->lan_vsi_index, j, vf->vf_id); + ret = i40e_ctrl_vsi_rx_queue(vf, vf->lan_vsi_index, j, + I40E_QUEUE_CTRL_FASTDISABLECHECK); + if (ret) + dev_info(&pf->pdev->dev, + "Queue control check failed on Rx queue %d of VSI %d VF %d\n", + vf->lan_vsi_index, j, vf->vf_id); + } + + /* clear the irq settings */ + msix_vf = pf->hw.func_caps.num_msix_vectors_vf; + for (i = 0; i < msix_vf; i++) { + /* format is same for both registers */ + if (0 == i) + reg_idx = I40E_VPINT_LNKLST0(vf->vf_id); + else + reg_idx = I40E_VPINT_LNKLSTN(((msix_vf - 1) * + (vf->vf_id)) + + (i - 1)); + reg = (I40E_VPINT_LNKLSTN_FIRSTQ_TYPE_MASK | + I40E_VPINT_LNKLSTN_FIRSTQ_INDX_MASK); + wr32(hw, reg_idx, reg); + i40e_flush(hw); + } + /* disable interrupts so the VF starts in a known state */ + for (i = 0; i < msix_vf; i++) { + /* format is same for both registers */ + if (0 == i) + reg_idx = I40E_VFINT_DYN_CTL0(vf->vf_id); + else + reg_idx = I40E_VFINT_DYN_CTLN(((msix_vf - 1) * + (vf->vf_id)) + + (i - 1)); + wr32(hw, reg_idx, I40E_VFINT_DYN_CTLN_CLEARPBA_MASK); + i40e_flush(hw); + } + + /* set the defaults for the rqctl & tqctl registers */ + reg = (I40E_QINT_RQCTL_NEXTQ_INDX_MASK | I40E_QINT_RQCTL_ITR_INDX_MASK | + I40E_QINT_RQCTL_NEXTQ_TYPE_MASK); + for (j = 0; j < pf->vsi[vf->lan_vsi_index]->num_queue_pairs; j++) { + pf_queue_id = i40e_vc_get_pf_queue_id(vf, vf->lan_vsi_index, j); + wr32(hw, I40E_QINT_RQCTL(pf_queue_id), reg); + wr32(hw, I40E_QINT_TQCTL(pf_queue_id), reg); + } + + /* clear the reset bit in the VPGEN_VFRTRIG reg */ + reg = rd32(hw, I40E_VPGEN_VFRTRIG(vf->vf_id)); + reg &= ~I40E_VPGEN_VFRTRIG_VFSWR_MASK; + wr32(hw, I40E_VPGEN_VFRTRIG(vf->vf_id), reg); + /* tell the VF the reset is done */ + wr32(hw, I40E_VFGEN_RSTAT1(vf->vf_id), I40E_VFR_COMPLETED); + i40e_flush(hw); + + return ret; +} + +/** + * i40e_enable_vf_mappings + * @vf: pointer to the vf info + * + * enable vf mappings + **/ +static void i40e_enable_vf_mappings(struct i40e_vf *vf) +{ + struct i40e_pf *pf = vf->pf; + struct i40e_hw *hw = &pf->hw; + u32 reg, total_queue_pairs = 0; + int j; + + /* Tell the hardware we're using noncontiguous mapping. HW requires + * that VF queues be mapped using this method, even when they are + * contiguous in real life + */ + wr32(hw, I40E_VSILAN_QBASE(vf->lan_vsi_id), + I40E_VSILAN_QBASE_VSIQTABLE_ENA_MASK); + + /* enable VF vplan_qtable mappings */ + reg = I40E_VPLAN_MAPENA_TXRX_ENA_MASK; + wr32(hw, I40E_VPLAN_MAPENA(vf->vf_id), reg); + + /* map PF queues to VF queues */ + for (j = 0; j < pf->vsi[vf->lan_vsi_index]->num_queue_pairs; j++) { + u16 qid = i40e_vc_get_pf_queue_id(vf, vf->lan_vsi_index, j); + reg = (qid & I40E_VPLAN_QTABLE_QINDEX_MASK); + wr32(hw, I40E_VPLAN_QTABLE(total_queue_pairs, vf->vf_id), reg); + total_queue_pairs++; + } + + /* map PF queues to VSI */ + for (j = 0; j < 7; j++) { + if (j * 2 >= pf->vsi[vf->lan_vsi_index]->num_queue_pairs) { + reg = 0x07FF07FF; /* unused */ + } else { + u16 qid = i40e_vc_get_pf_queue_id(vf, vf->lan_vsi_index, + j * 2); + reg = qid; + qid = i40e_vc_get_pf_queue_id(vf, vf->lan_vsi_index, + (j * 2) + 1); + reg |= qid << 16; + } + wr32(hw, I40E_VSILAN_QTABLE(j, vf->lan_vsi_id), reg); + } + + i40e_flush(hw); +} + +/** + * i40e_disable_vf_mappings + * @vf: pointer to the vf info + * + * disable vf mappings + **/ +static void i40e_disable_vf_mappings(struct i40e_vf *vf) +{ + struct i40e_pf *pf = vf->pf; + struct i40e_hw *hw = &pf->hw; + int i; + + /* disable qp mappings */ + wr32(hw, I40E_VPLAN_MAPENA(vf->vf_id), 0); + for (i = 0; i < I40E_MAX_VSI_QP; i++) + wr32(hw, I40E_VPLAN_QTABLE(i, vf->vf_id), + I40E_QUEUE_END_OF_LIST); + i40e_flush(hw); +} + +/** + * i40e_free_vf_res + * @vf: pointer to the vf info + * + * free vf resources + **/ +static void i40e_free_vf_res(struct i40e_vf *vf) +{ + struct i40e_pf *pf = vf->pf; + + /* free vsi & disconnect it from the parent uplink */ + if (vf->lan_vsi_index) { + i40e_vsi_release(pf->vsi[vf->lan_vsi_index]); + vf->lan_vsi_index = 0; + vf->lan_vsi_id = 0; + } + /* reset some of the state varibles keeping + * track of the resources + */ + vf->num_queue_pairs = 0; + vf->vf_states = 0; +} + +/** + * i40e_alloc_vf_res + * @vf: pointer to the vf info + * + * allocate vf resources + **/ +static int i40e_alloc_vf_res(struct i40e_vf *vf) +{ + struct i40e_pf *pf = vf->pf; + int total_queue_pairs = 0; + int ret; + + /* allocate hw vsi context & associated resources */ + ret = i40e_alloc_vsi_res(vf, I40E_VSI_SRIOV); + if (ret) + goto error_alloc; + total_queue_pairs += pf->vsi[vf->lan_vsi_index]->num_queue_pairs; + set_bit(I40E_VIRTCHNL_VF_CAP_PRIVILEGE, &vf->vf_caps); + + /* store the total qps number for the runtime + * vf req validation + */ + vf->num_queue_pairs = total_queue_pairs; + + /* vf is now completely initialized */ + set_bit(I40E_VF_STAT_INIT, &vf->vf_states); + +error_alloc: + if (ret) + i40e_free_vf_res(vf); + + return ret; +} + +/** + * i40e_vfs_are_assigned + * @pf: pointer to the pf structure + * + * Determine if any VFs are assigned to VMs + **/ +static bool i40e_vfs_are_assigned(struct i40e_pf *pf) +{ + struct pci_dev *pdev = pf->pdev; + struct pci_dev *vfdev; + + /* loop through all the VFs to see if we own any that are assigned */ + vfdev = pci_get_device(PCI_VENDOR_ID_INTEL, I40E_VF_DEVICE_ID , NULL); + while (vfdev) { + /* if we don't own it we don't care */ + if (vfdev->is_virtfn && pci_physfn(vfdev) == pdev) { + /* if it is assigned we cannot release it */ + if (vfdev->dev_flags & PCI_DEV_FLAGS_ASSIGNED) + return true; + } + + vfdev = pci_get_device(PCI_VENDOR_ID_INTEL, + I40E_VF_DEVICE_ID, + vfdev); + } + + return false; +} + +/** + * i40e_free_vfs + * @pf: pointer to the pf structure + * + * free vf resources + **/ +void i40e_free_vfs(struct i40e_pf *pf) +{ + struct i40e_hw *hw = &pf->hw; + int i; + + if (!pf->vf) + return; + + /* Disable interrupt 0 so we don't try to handle the VFLR. */ + wr32(hw, I40E_PFINT_DYN_CTL0, 0); + i40e_flush(hw); + + /* free up vf resources */ + for (i = 0; i < pf->num_alloc_vfs; i++) { + if (test_bit(I40E_VF_STAT_INIT, &pf->vf[i].vf_states)) + i40e_free_vf_res(&pf->vf[i]); + /* disable qp mappings */ + i40e_disable_vf_mappings(&pf->vf[i]); + } + + kfree(pf->vf); + pf->vf = NULL; + pf->num_alloc_vfs = 0; + + if (!i40e_vfs_are_assigned(pf)) + pci_disable_sriov(pf->pdev); + else + dev_warn(&pf->pdev->dev, + "unable to disable SR-IOV because VFs are assigned.\n"); + + /* Re-enable interrupt 0. */ + wr32(hw, I40E_PFINT_DYN_CTL0, + I40E_PFINT_DYN_CTL0_INTENA_MASK | + I40E_PFINT_DYN_CTL0_CLEARPBA_MASK | + (I40E_ITR_NONE << I40E_PFINT_DYN_CTL0_ITR_INDX_SHIFT)); + i40e_flush(hw); +} + +#ifdef CONFIG_PCI_IOV +/** + * i40e_alloc_vfs + * @pf: pointer to the pf structure + * @num_alloc_vfs: number of vfs to allocate + * + * allocate vf resources + **/ +static int i40e_alloc_vfs(struct i40e_pf *pf, u16 num_alloc_vfs) +{ + struct i40e_vf *vfs; + int i, ret = 0; + + ret = pci_enable_sriov(pf->pdev, num_alloc_vfs); + if (ret) { + dev_err(&pf->pdev->dev, + "pci_enable_sriov failed with error %d!\n", ret); + pf->num_alloc_vfs = 0; + goto err_iov; + } + + /* allocate memory */ + vfs = kzalloc(num_alloc_vfs * sizeof(struct i40e_vf), GFP_KERNEL); + if (!vfs) { + ret = -ENOMEM; + goto err_alloc; + } + + /* apply default profile */ + for (i = 0; i < num_alloc_vfs; i++) { + vfs[i].pf = pf; + vfs[i].parent_type = I40E_SWITCH_ELEMENT_TYPE_VEB; + vfs[i].vf_id = i; + + /* assign default capabilities */ + set_bit(I40E_VIRTCHNL_VF_CAP_L2, &vfs[i].vf_caps); + + ret = i40e_alloc_vf_res(&vfs[i]); + i40e_reset_vf(&vfs[i], true); + if (ret) + break; + + /* enable vf vplan_qtable mappings */ + i40e_enable_vf_mappings(&vfs[i]); + } + pf->vf = vfs; + pf->num_alloc_vfs = num_alloc_vfs; + +err_alloc: + if (ret) + i40e_free_vfs(pf); +err_iov: + return ret; +} + +#endif +/** + * i40e_pci_sriov_enable + * @pdev: pointer to a pci_dev structure + * @num_vfs: number of vfs to allocate + * + * Enable or change the number of VFs + **/ +static int i40e_pci_sriov_enable(struct pci_dev *pdev, int num_vfs) +{ +#ifdef CONFIG_PCI_IOV + struct i40e_pf *pf = pci_get_drvdata(pdev); + int pre_existing_vfs = pci_num_vf(pdev); + int err = 0; + + dev_info(&pdev->dev, "Allocating %d VFs.\n", num_vfs); + if (pre_existing_vfs && pre_existing_vfs != num_vfs) + i40e_free_vfs(pf); + else if (pre_existing_vfs && pre_existing_vfs == num_vfs) + goto out; + + if (num_vfs > pf->num_req_vfs) { + err = -EPERM; + goto err_out; + } + + err = i40e_alloc_vfs(pf, num_vfs); + if (err) { + dev_warn(&pdev->dev, "Failed to enable SR-IOV: %d\n", err); + goto err_out; + } + +out: + return num_vfs; + +err_out: + return err; +#endif + return 0; +} + +/** + * i40e_pci_sriov_configure + * @pdev: pointer to a pci_dev structure + * @num_vfs: number of vfs to allocate + * + * Enable or change the number of VFs. Called when the user updates the number + * of VFs in sysfs. + **/ +int i40e_pci_sriov_configure(struct pci_dev *pdev, int num_vfs) +{ + struct i40e_pf *pf = pci_get_drvdata(pdev); + + if (num_vfs) + return i40e_pci_sriov_enable(pdev, num_vfs); + + i40e_free_vfs(pf); + return 0; +} + +/***********************virtual channel routines******************/ + +/** + * i40e_vc_send_msg_to_vf + * @vf: pointer to the vf info + * @v_opcode: virtual channel opcode + * @v_retval: virtual channel return value + * @msg: pointer to the msg buffer + * @msglen: msg length + * + * send msg to vf + **/ +static int i40e_vc_send_msg_to_vf(struct i40e_vf *vf, u32 v_opcode, + u32 v_retval, u8 *msg, u16 msglen) +{ + struct i40e_pf *pf = vf->pf; + struct i40e_hw *hw = &pf->hw; + i40e_status aq_ret; + + /* single place to detect unsuccessful return values */ + if (v_retval) { + vf->num_invalid_msgs++; + dev_err(&pf->pdev->dev, "Failed opcode %d Error: %d\n", + v_opcode, v_retval); + if (vf->num_invalid_msgs > + I40E_DEFAULT_NUM_INVALID_MSGS_ALLOWED) { + dev_err(&pf->pdev->dev, + "Number of invalid messages exceeded for VF %d\n", + vf->vf_id); + dev_err(&pf->pdev->dev, "Use PF Control I/F to enable the VF\n"); + set_bit(I40E_VF_STAT_DISABLED, &vf->vf_states); + } + } else { + vf->num_valid_msgs++; + } + + aq_ret = i40e_aq_send_msg_to_vf(hw, vf->vf_id, v_opcode, v_retval, + msg, msglen, NULL); + if (aq_ret) { + dev_err(&pf->pdev->dev, + "Unable to send the message to VF %d aq_err %d\n", + vf->vf_id, pf->hw.aq.asq_last_status); + return -EIO; + } + + return 0; +} + +/** + * i40e_vc_send_resp_to_vf + * @vf: pointer to the vf info + * @opcode: operation code + * @retval: return value + * + * send resp msg to vf + **/ +static int i40e_vc_send_resp_to_vf(struct i40e_vf *vf, + enum i40e_virtchnl_ops opcode, + i40e_status retval) +{ + return i40e_vc_send_msg_to_vf(vf, opcode, retval, NULL, 0); +} + +/** + * i40e_vc_get_version_msg + * @vf: pointer to the vf info + * + * called from the vf to request the API version used by the PF + **/ +static int i40e_vc_get_version_msg(struct i40e_vf *vf) +{ + struct i40e_virtchnl_version_info info = { + I40E_VIRTCHNL_VERSION_MAJOR, I40E_VIRTCHNL_VERSION_MINOR + }; + + return i40e_vc_send_msg_to_vf(vf, I40E_VIRTCHNL_OP_VERSION, + I40E_SUCCESS, (u8 *)&info, + sizeof(struct + i40e_virtchnl_version_info)); +} + +/** + * i40e_vc_get_vf_resources_msg + * @vf: pointer to the vf info + * @msg: pointer to the msg buffer + * @msglen: msg length + * + * called from the vf to request its resources + **/ +static int i40e_vc_get_vf_resources_msg(struct i40e_vf *vf) +{ + struct i40e_virtchnl_vf_resource *vfres = NULL; + struct i40e_pf *pf = vf->pf; + i40e_status aq_ret = 0; + struct i40e_vsi *vsi; + int i = 0, len = 0; + int num_vsis = 1; + int ret; + + if (!test_bit(I40E_VF_STAT_INIT, &vf->vf_states)) { + aq_ret = I40E_ERR_PARAM; + goto err; + } + + len = (sizeof(struct i40e_virtchnl_vf_resource) + + sizeof(struct i40e_virtchnl_vsi_resource) * num_vsis); + + vfres = kzalloc(len, GFP_KERNEL); + if (!vfres) { + aq_ret = I40E_ERR_NO_MEMORY; + len = 0; + goto err; + } + + vfres->vf_offload_flags = I40E_VIRTCHNL_VF_OFFLOAD_L2; + vsi = pf->vsi[vf->lan_vsi_index]; + if (!vsi->info.pvid) + vfres->vf_offload_flags |= I40E_VIRTCHNL_VF_OFFLOAD_VLAN; + + vfres->num_vsis = num_vsis; + vfres->num_queue_pairs = vf->num_queue_pairs; + vfres->max_vectors = pf->hw.func_caps.num_msix_vectors_vf; + if (vf->lan_vsi_index) { + vfres->vsi_res[i].vsi_id = vf->lan_vsi_index; + vfres->vsi_res[i].vsi_type = I40E_VSI_SRIOV; + vfres->vsi_res[i].num_queue_pairs = + pf->vsi[vf->lan_vsi_index]->num_queue_pairs; + memcpy(vfres->vsi_res[i].default_mac_addr, + vf->default_lan_addr.addr, ETH_ALEN); + i++; + } + set_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states); + +err: + /* send the response back to the vf */ + ret = i40e_vc_send_msg_to_vf(vf, I40E_VIRTCHNL_OP_GET_VF_RESOURCES, + aq_ret, (u8 *)vfres, len); + + kfree(vfres); + return ret; +} + +/** + * i40e_vc_reset_vf_msg + * @vf: pointer to the vf info + * @msg: pointer to the msg buffer + * @msglen: msg length + * + * called from the vf to reset itself, + * unlike other virtchnl messages, pf driver + * doesn't send the response back to the vf + **/ +static int i40e_vc_reset_vf_msg(struct i40e_vf *vf) +{ + if (!test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states)) + return -ENOENT; + + return i40e_reset_vf(vf, false); +} + +/** + * i40e_vc_config_promiscuous_mode_msg + * @vf: pointer to the vf info + * @msg: pointer to the msg buffer + * @msglen: msg length + * + * called from the vf to configure the promiscuous mode of + * vf vsis + **/ +static int i40e_vc_config_promiscuous_mode_msg(struct i40e_vf *vf, + u8 *msg, u16 msglen) +{ + struct i40e_virtchnl_promisc_info *info = + (struct i40e_virtchnl_promisc_info *)msg; + struct i40e_pf *pf = vf->pf; + struct i40e_hw *hw = &pf->hw; + bool allmulti = false; + bool promisc = false; + i40e_status aq_ret; + + if (!test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states) || + !test_bit(I40E_VIRTCHNL_VF_CAP_PRIVILEGE, &vf->vf_caps) || + !i40e_vc_isvalid_vsi_id(vf, info->vsi_id) || + (pf->vsi[info->vsi_id]->type != I40E_VSI_FCOE)) { + aq_ret = I40E_ERR_PARAM; + goto error_param; + } + + if (info->flags & I40E_FLAG_VF_UNICAST_PROMISC) + promisc = true; + aq_ret = i40e_aq_set_vsi_unicast_promiscuous(hw, info->vsi_id, + promisc, NULL); + if (aq_ret) + goto error_param; + + if (info->flags & I40E_FLAG_VF_MULTICAST_PROMISC) + allmulti = true; + aq_ret = i40e_aq_set_vsi_multicast_promiscuous(hw, info->vsi_id, + allmulti, NULL); + +error_param: + /* send the response to the vf */ + return i40e_vc_send_resp_to_vf(vf, + I40E_VIRTCHNL_OP_CONFIG_PROMISCUOUS_MODE, + aq_ret); +} + +/** + * i40e_vc_config_queues_msg + * @vf: pointer to the vf info + * @msg: pointer to the msg buffer + * @msglen: msg length + * + * called from the vf to configure the rx/tx + * queues + **/ +static int i40e_vc_config_queues_msg(struct i40e_vf *vf, u8 *msg, u16 msglen) +{ + struct i40e_virtchnl_vsi_queue_config_info *qci = + (struct i40e_virtchnl_vsi_queue_config_info *)msg; + struct i40e_virtchnl_queue_pair_info *qpi; + u16 vsi_id, vsi_queue_id; + i40e_status aq_ret = 0; + int i; + + if (!test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states)) { + aq_ret = I40E_ERR_PARAM; + goto error_param; + } + + vsi_id = qci->vsi_id; + if (!i40e_vc_isvalid_vsi_id(vf, vsi_id)) { + aq_ret = I40E_ERR_PARAM; + goto error_param; + } + for (i = 0; i < qci->num_queue_pairs; i++) { + qpi = &qci->qpair[i]; + vsi_queue_id = qpi->txq.queue_id; + if ((qpi->txq.vsi_id != vsi_id) || + (qpi->rxq.vsi_id != vsi_id) || + (qpi->rxq.queue_id != vsi_queue_id) || + !i40e_vc_isvalid_queue_id(vf, vsi_id, vsi_queue_id)) { + aq_ret = I40E_ERR_PARAM; + goto error_param; + } + + if (i40e_config_vsi_rx_queue(vf, vsi_id, vsi_queue_id, + &qpi->rxq) || + i40e_config_vsi_tx_queue(vf, vsi_id, vsi_queue_id, + &qpi->txq)) { + aq_ret = I40E_ERR_PARAM; + goto error_param; + } + } + +error_param: + /* send the response to the vf */ + return i40e_vc_send_resp_to_vf(vf, I40E_VIRTCHNL_OP_CONFIG_VSI_QUEUES, + aq_ret); +} + +/** + * i40e_vc_config_irq_map_msg + * @vf: pointer to the vf info + * @msg: pointer to the msg buffer + * @msglen: msg length + * + * called from the vf to configure the irq to + * queue map + **/ +static int i40e_vc_config_irq_map_msg(struct i40e_vf *vf, u8 *msg, u16 msglen) +{ + struct i40e_virtchnl_irq_map_info *irqmap_info = + (struct i40e_virtchnl_irq_map_info *)msg; + struct i40e_virtchnl_vector_map *map; + u16 vsi_id, vsi_queue_id, vector_id; + i40e_status aq_ret = 0; + unsigned long tempmap; + int i; + + if (!test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states)) { + aq_ret = I40E_ERR_PARAM; + goto error_param; + } + + for (i = 0; i < irqmap_info->num_vectors; i++) { + map = &irqmap_info->vecmap[i]; + + vector_id = map->vector_id; + vsi_id = map->vsi_id; + /* validate msg params */ + if (!i40e_vc_isvalid_vector_id(vf, vector_id) || + !i40e_vc_isvalid_vsi_id(vf, vsi_id)) { + aq_ret = I40E_ERR_PARAM; + goto error_param; + } + + /* lookout for the invalid queue index */ + tempmap = map->rxq_map; + vsi_queue_id = find_first_bit(&tempmap, I40E_MAX_VSI_QP); + while (vsi_queue_id < I40E_MAX_VSI_QP) { + if (!i40e_vc_isvalid_queue_id(vf, vsi_id, + vsi_queue_id)) { + aq_ret = I40E_ERR_PARAM; + goto error_param; + } + vsi_queue_id = find_next_bit(&tempmap, I40E_MAX_VSI_QP, + vsi_queue_id + 1); + } + + tempmap = map->txq_map; + vsi_queue_id = find_first_bit(&tempmap, I40E_MAX_VSI_QP); + while (vsi_queue_id < I40E_MAX_VSI_QP) { + if (!i40e_vc_isvalid_queue_id(vf, vsi_id, + vsi_queue_id)) { + aq_ret = I40E_ERR_PARAM; + goto error_param; + } + vsi_queue_id = find_next_bit(&tempmap, I40E_MAX_VSI_QP, + vsi_queue_id + 1); + } + + i40e_config_irq_link_list(vf, vsi_id, map); + } +error_param: + /* send the response to the vf */ + return i40e_vc_send_resp_to_vf(vf, I40E_VIRTCHNL_OP_CONFIG_IRQ_MAP, + aq_ret); +} + +/** + * i40e_vc_enable_queues_msg + * @vf: pointer to the vf info + * @msg: pointer to the msg buffer + * @msglen: msg length + * + * called from the vf to enable all or specific queue(s) + **/ +static int i40e_vc_enable_queues_msg(struct i40e_vf *vf, u8 *msg, u16 msglen) +{ + struct i40e_virtchnl_queue_select *vqs = + (struct i40e_virtchnl_queue_select *)msg; + struct i40e_pf *pf = vf->pf; + u16 vsi_id = vqs->vsi_id; + i40e_status aq_ret = 0; + unsigned long tempmap; + u16 queue_id; + + if (!test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states)) { + aq_ret = I40E_ERR_PARAM; + goto error_param; + } + + if (!i40e_vc_isvalid_vsi_id(vf, vsi_id)) { + aq_ret = I40E_ERR_PARAM; + goto error_param; + } + + if ((0 == vqs->rx_queues) && (0 == vqs->tx_queues)) { + aq_ret = I40E_ERR_PARAM; + goto error_param; + } + + tempmap = vqs->rx_queues; + queue_id = find_first_bit(&tempmap, I40E_MAX_VSI_QP); + while (queue_id < I40E_MAX_VSI_QP) { + if (!i40e_vc_isvalid_queue_id(vf, vsi_id, queue_id)) { + aq_ret = I40E_ERR_PARAM; + goto error_param; + } + i40e_ctrl_vsi_rx_queue(vf, vsi_id, queue_id, + I40E_QUEUE_CTRL_ENABLE); + + queue_id = find_next_bit(&tempmap, I40E_MAX_VSI_QP, + queue_id + 1); + } + + tempmap = vqs->tx_queues; + queue_id = find_first_bit(&tempmap, I40E_MAX_VSI_QP); + while (queue_id < I40E_MAX_VSI_QP) { + if (!i40e_vc_isvalid_queue_id(vf, vsi_id, queue_id)) { + aq_ret = I40E_ERR_PARAM; + goto error_param; + } + i40e_ctrl_vsi_tx_queue(vf, vsi_id, queue_id, + I40E_QUEUE_CTRL_ENABLE); + + queue_id = find_next_bit(&tempmap, I40E_MAX_VSI_QP, + queue_id + 1); + } + + /* Poll the status register to make sure that the + * requested op was completed successfully + */ + udelay(10); + + tempmap = vqs->rx_queues; + queue_id = find_first_bit(&tempmap, I40E_MAX_VSI_QP); + while (queue_id < I40E_MAX_VSI_QP) { + if (i40e_ctrl_vsi_rx_queue(vf, vsi_id, queue_id, + I40E_QUEUE_CTRL_ENABLECHECK)) { + dev_err(&pf->pdev->dev, + "Queue control check failed on RX queue %d of VSI %d VF %d\n", + queue_id, vsi_id, vf->vf_id); + } + queue_id = find_next_bit(&tempmap, I40E_MAX_VSI_QP, + queue_id + 1); + } + + tempmap = vqs->tx_queues; + queue_id = find_first_bit(&tempmap, I40E_MAX_VSI_QP); + while (queue_id < I40E_MAX_VSI_QP) { + if (i40e_ctrl_vsi_tx_queue(vf, vsi_id, queue_id, + I40E_QUEUE_CTRL_ENABLECHECK)) { + dev_err(&pf->pdev->dev, + "Queue control check failed on TX queue %d of VSI %d VF %d\n", + queue_id, vsi_id, vf->vf_id); + } + queue_id = find_next_bit(&tempmap, I40E_MAX_VSI_QP, + queue_id + 1); + } + +error_param: + /* send the response to the vf */ + return i40e_vc_send_resp_to_vf(vf, I40E_VIRTCHNL_OP_ENABLE_QUEUES, + aq_ret); +} + +/** + * i40e_vc_disable_queues_msg + * @vf: pointer to the vf info + * @msg: pointer to the msg buffer + * @msglen: msg length + * + * called from the vf to disable all or specific + * queue(s) + **/ +static int i40e_vc_disable_queues_msg(struct i40e_vf *vf, u8 *msg, u16 msglen) +{ + struct i40e_virtchnl_queue_select *vqs = + (struct i40e_virtchnl_queue_select *)msg; + struct i40e_pf *pf = vf->pf; + u16 vsi_id = vqs->vsi_id; + i40e_status aq_ret = 0; + unsigned long tempmap; + u16 queue_id; + + if (!test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states)) { + aq_ret = I40E_ERR_PARAM; + goto error_param; + } + + if (!i40e_vc_isvalid_vsi_id(vf, vqs->vsi_id)) { + aq_ret = I40E_ERR_PARAM; + goto error_param; + } + + if ((0 == vqs->rx_queues) && (0 == vqs->tx_queues)) { + aq_ret = I40E_ERR_PARAM; + goto error_param; + } + + tempmap = vqs->rx_queues; + queue_id = find_first_bit(&tempmap, I40E_MAX_VSI_QP); + while (queue_id < I40E_MAX_VSI_QP) { + if (!i40e_vc_isvalid_queue_id(vf, vsi_id, queue_id)) { + aq_ret = I40E_ERR_PARAM; + goto error_param; + } + i40e_ctrl_vsi_rx_queue(vf, vsi_id, queue_id, + I40E_QUEUE_CTRL_DISABLE); + + queue_id = find_next_bit(&tempmap, I40E_MAX_VSI_QP, + queue_id + 1); + } + + tempmap = vqs->tx_queues; + queue_id = find_first_bit(&tempmap, I40E_MAX_VSI_QP); + while (queue_id < I40E_MAX_VSI_QP) { + if (!i40e_vc_isvalid_queue_id(vf, vsi_id, queue_id)) { + aq_ret = I40E_ERR_PARAM; + goto error_param; + } + i40e_ctrl_vsi_tx_queue(vf, vsi_id, queue_id, + I40E_QUEUE_CTRL_DISABLE); + + queue_id = find_next_bit(&tempmap, I40E_MAX_VSI_QP, + queue_id + 1); + } + + /* Poll the status register to make sure that the + * requested op was completed successfully + */ + udelay(10); + + tempmap = vqs->rx_queues; + queue_id = find_first_bit(&tempmap, I40E_MAX_VSI_QP); + while (queue_id < I40E_MAX_VSI_QP) { + if (i40e_ctrl_vsi_rx_queue(vf, vsi_id, queue_id, + I40E_QUEUE_CTRL_DISABLECHECK)) { + dev_err(&pf->pdev->dev, + "Queue control check failed on RX queue %d of VSI %d VF %d\n", + queue_id, vsi_id, vf->vf_id); + } + queue_id = find_next_bit(&tempmap, I40E_MAX_VSI_QP, + queue_id + 1); + } + + tempmap = vqs->tx_queues; + queue_id = find_first_bit(&tempmap, I40E_MAX_VSI_QP); + while (queue_id < I40E_MAX_VSI_QP) { + if (i40e_ctrl_vsi_tx_queue(vf, vsi_id, queue_id, + I40E_QUEUE_CTRL_DISABLECHECK)) { + dev_err(&pf->pdev->dev, + "Queue control check failed on TX queue %d of VSI %d VF %d\n", + queue_id, vsi_id, vf->vf_id); + } + queue_id = find_next_bit(&tempmap, I40E_MAX_VSI_QP, + queue_id + 1); + } + +error_param: + /* send the response to the vf */ + return i40e_vc_send_resp_to_vf(vf, I40E_VIRTCHNL_OP_DISABLE_QUEUES, + aq_ret); +} + +/** + * i40e_vc_get_stats_msg + * @vf: pointer to the vf info + * @msg: pointer to the msg buffer + * @msglen: msg length + * + * called from the vf to get vsi stats + **/ +static int i40e_vc_get_stats_msg(struct i40e_vf *vf, u8 *msg, u16 msglen) +{ + struct i40e_virtchnl_queue_select *vqs = + (struct i40e_virtchnl_queue_select *)msg; + struct i40e_pf *pf = vf->pf; + struct i40e_eth_stats stats; + i40e_status aq_ret = 0; + struct i40e_vsi *vsi; + + memset(&stats, 0, sizeof(struct i40e_eth_stats)); + + if (!test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states)) { + aq_ret = I40E_ERR_PARAM; + goto error_param; + } + + if (!i40e_vc_isvalid_vsi_id(vf, vqs->vsi_id)) { + aq_ret = I40E_ERR_PARAM; + goto error_param; + } + + vsi = pf->vsi[vqs->vsi_id]; + if (!vsi) { + aq_ret = I40E_ERR_PARAM; + goto error_param; + } + i40e_update_eth_stats(vsi); + memcpy(&stats, &vsi->eth_stats, sizeof(struct i40e_eth_stats)); + +error_param: + /* send the response back to the vf */ + return i40e_vc_send_msg_to_vf(vf, I40E_VIRTCHNL_OP_GET_STATS, aq_ret, + (u8 *)&stats, sizeof(stats)); +} + +/** + * i40e_vc_add_mac_addr_msg + * @vf: pointer to the vf info + * @msg: pointer to the msg buffer + * @msglen: msg length + * + * add guest mac address filter + **/ +static int i40e_vc_add_mac_addr_msg(struct i40e_vf *vf, u8 *msg, u16 msglen) +{ + struct i40e_virtchnl_ether_addr_list *al = + (struct i40e_virtchnl_ether_addr_list *)msg; + struct i40e_pf *pf = vf->pf; + struct i40e_vsi *vsi = NULL; + u16 vsi_id = al->vsi_id; + i40e_status aq_ret = 0; + int i; + + if (!test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states) || + !test_bit(I40E_VIRTCHNL_VF_CAP_PRIVILEGE, &vf->vf_caps) || + !i40e_vc_isvalid_vsi_id(vf, vsi_id)) { + aq_ret = I40E_ERR_PARAM; + goto error_param; + } + + for (i = 0; i < al->num_elements; i++) { + if (is_broadcast_ether_addr(al->list[i].addr) || + is_zero_ether_addr(al->list[i].addr)) { + dev_err(&pf->pdev->dev, "invalid VF MAC addr %pMAC\n", + al->list[i].addr); + aq_ret = I40E_ERR_PARAM; + goto error_param; + } + } + vsi = pf->vsi[vsi_id]; + + /* add new addresses to the list */ + for (i = 0; i < al->num_elements; i++) { + struct i40e_mac_filter *f; + + f = i40e_find_mac(vsi, al->list[i].addr, true, false); + if (f) { + if (i40e_is_vsi_in_vlan(vsi)) + f = i40e_put_mac_in_vlan(vsi, al->list[i].addr, + true, false); + else + f = i40e_add_filter(vsi, al->list[i].addr, -1, + true, false); + } + + if (!f) { + dev_err(&pf->pdev->dev, + "Unable to add VF MAC filter\n"); + aq_ret = I40E_ERR_PARAM; + goto error_param; + } + } + + /* program the updated filter list */ + if (i40e_sync_vsi_filters(vsi)) + dev_err(&pf->pdev->dev, "Unable to program VF MAC filters\n"); + +error_param: + /* send the response to the vf */ + return i40e_vc_send_resp_to_vf(vf, I40E_VIRTCHNL_OP_ADD_ETHER_ADDRESS, + aq_ret); +} + +/** + * i40e_vc_del_mac_addr_msg + * @vf: pointer to the vf info + * @msg: pointer to the msg buffer + * @msglen: msg length + * + * remove guest mac address filter + **/ +static int i40e_vc_del_mac_addr_msg(struct i40e_vf *vf, u8 *msg, u16 msglen) +{ + struct i40e_virtchnl_ether_addr_list *al = + (struct i40e_virtchnl_ether_addr_list *)msg; + struct i40e_pf *pf = vf->pf; + struct i40e_vsi *vsi = NULL; + u16 vsi_id = al->vsi_id; + i40e_status aq_ret = 0; + int i; + + if (!test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states) || + !test_bit(I40E_VIRTCHNL_VF_CAP_PRIVILEGE, &vf->vf_caps) || + !i40e_vc_isvalid_vsi_id(vf, vsi_id)) { + aq_ret = I40E_ERR_PARAM; + goto error_param; + } + vsi = pf->vsi[vsi_id]; + + /* delete addresses from the list */ + for (i = 0; i < al->num_elements; i++) + i40e_del_filter(vsi, al->list[i].addr, + I40E_VLAN_ANY, true, false); + + /* program the updated filter list */ + if (i40e_sync_vsi_filters(vsi)) + dev_err(&pf->pdev->dev, "Unable to program VF MAC filters\n"); + +error_param: + /* send the response to the vf */ + return i40e_vc_send_resp_to_vf(vf, I40E_VIRTCHNL_OP_DEL_ETHER_ADDRESS, + aq_ret); +} + +/** + * i40e_vc_add_vlan_msg + * @vf: pointer to the vf info + * @msg: pointer to the msg buffer + * @msglen: msg length + * + * program guest vlan id + **/ +static int i40e_vc_add_vlan_msg(struct i40e_vf *vf, u8 *msg, u16 msglen) +{ + struct i40e_virtchnl_vlan_filter_list *vfl = + (struct i40e_virtchnl_vlan_filter_list *)msg; + struct i40e_pf *pf = vf->pf; + struct i40e_vsi *vsi = NULL; + u16 vsi_id = vfl->vsi_id; + i40e_status aq_ret = 0; + int i; + + if (!test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states) || + !test_bit(I40E_VIRTCHNL_VF_CAP_PRIVILEGE, &vf->vf_caps) || + !i40e_vc_isvalid_vsi_id(vf, vsi_id)) { + aq_ret = I40E_ERR_PARAM; + goto error_param; + } + + for (i = 0; i < vfl->num_elements; i++) { + if (vfl->vlan_id[i] > I40E_MAX_VLANID) { + aq_ret = I40E_ERR_PARAM; + dev_err(&pf->pdev->dev, + "invalid VF VLAN id %d\n", vfl->vlan_id[i]); + goto error_param; + } + } + vsi = pf->vsi[vsi_id]; + if (vsi->info.pvid) { + aq_ret = I40E_ERR_PARAM; + goto error_param; + } + + i40e_vlan_stripping_enable(vsi); + for (i = 0; i < vfl->num_elements; i++) { + /* add new VLAN filter */ + int ret = i40e_vsi_add_vlan(vsi, vfl->vlan_id[i]); + if (ret) + dev_err(&pf->pdev->dev, + "Unable to add VF vlan filter %d, error %d\n", + vfl->vlan_id[i], ret); + } + +error_param: + /* send the response to the vf */ + return i40e_vc_send_resp_to_vf(vf, I40E_VIRTCHNL_OP_ADD_VLAN, aq_ret); +} + +/** + * i40e_vc_remove_vlan_msg + * @vf: pointer to the vf info + * @msg: pointer to the msg buffer + * @msglen: msg length + * + * remove programmed guest vlan id + **/ +static int i40e_vc_remove_vlan_msg(struct i40e_vf *vf, u8 *msg, u16 msglen) +{ + struct i40e_virtchnl_vlan_filter_list *vfl = + (struct i40e_virtchnl_vlan_filter_list *)msg; + struct i40e_pf *pf = vf->pf; + struct i40e_vsi *vsi = NULL; + u16 vsi_id = vfl->vsi_id; + i40e_status aq_ret = 0; + int i; + + if (!test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states) || + !test_bit(I40E_VIRTCHNL_VF_CAP_PRIVILEGE, &vf->vf_caps) || + !i40e_vc_isvalid_vsi_id(vf, vsi_id)) { + aq_ret = I40E_ERR_PARAM; + goto error_param; + } + + for (i = 0; i < vfl->num_elements; i++) { + if (vfl->vlan_id[i] > I40E_MAX_VLANID) { + aq_ret = I40E_ERR_PARAM; + goto error_param; + } + } + + vsi = pf->vsi[vsi_id]; + if (vsi->info.pvid) { + aq_ret = I40E_ERR_PARAM; + goto error_param; + } + + for (i = 0; i < vfl->num_elements; i++) { + int ret = i40e_vsi_kill_vlan(vsi, vfl->vlan_id[i]); + if (ret) + dev_err(&pf->pdev->dev, + "Unable to delete VF vlan filter %d, error %d\n", + vfl->vlan_id[i], ret); + } + +error_param: + /* send the response to the vf */ + return i40e_vc_send_resp_to_vf(vf, I40E_VIRTCHNL_OP_DEL_VLAN, aq_ret); +} + +/** + * i40e_vc_fcoe_msg + * @vf: pointer to the vf info + * @msg: pointer to the msg buffer + * @msglen: msg length + * + * called from the vf for the fcoe msgs + **/ +static int i40e_vc_fcoe_msg(struct i40e_vf *vf, u8 *msg, u16 msglen) +{ + i40e_status aq_ret = 0; + + if (!test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states) || + !test_bit(I40E_VF_STAT_FCOEENA, &vf->vf_states)) { + aq_ret = I40E_ERR_PARAM; + goto error_param; + } + aq_ret = I40E_ERR_NOT_IMPLEMENTED; + +error_param: + /* send the response to the vf */ + return i40e_vc_send_resp_to_vf(vf, I40E_VIRTCHNL_OP_FCOE, aq_ret); +} + +/** + * i40e_vc_validate_vf_msg + * @vf: pointer to the vf info + * @msg: pointer to the msg buffer + * @msglen: msg length + * @msghndl: msg handle + * + * validate msg + **/ +static int i40e_vc_validate_vf_msg(struct i40e_vf *vf, u32 v_opcode, + u32 v_retval, u8 *msg, u16 msglen) +{ + bool err_msg_format = false; + int valid_len; + + /* Check if VF is disabled. */ + if (test_bit(I40E_VF_STAT_DISABLED, &vf->vf_states)) + return I40E_ERR_PARAM; + + /* Validate message length. */ + switch (v_opcode) { + case I40E_VIRTCHNL_OP_VERSION: + valid_len = sizeof(struct i40e_virtchnl_version_info); + break; + case I40E_VIRTCHNL_OP_RESET_VF: + case I40E_VIRTCHNL_OP_GET_VF_RESOURCES: + valid_len = 0; + break; + case I40E_VIRTCHNL_OP_CONFIG_TX_QUEUE: + valid_len = sizeof(struct i40e_virtchnl_txq_info); + break; + case I40E_VIRTCHNL_OP_CONFIG_RX_QUEUE: + valid_len = sizeof(struct i40e_virtchnl_rxq_info); + break; + case I40E_VIRTCHNL_OP_CONFIG_VSI_QUEUES: + valid_len = sizeof(struct i40e_virtchnl_vsi_queue_config_info); + if (msglen >= valid_len) { + struct i40e_virtchnl_vsi_queue_config_info *vqc = + (struct i40e_virtchnl_vsi_queue_config_info *)msg; + valid_len += (vqc->num_queue_pairs * + sizeof(struct + i40e_virtchnl_queue_pair_info)); + if (vqc->num_queue_pairs == 0) + err_msg_format = true; + } + break; + case I40E_VIRTCHNL_OP_CONFIG_IRQ_MAP: + valid_len = sizeof(struct i40e_virtchnl_irq_map_info); + if (msglen >= valid_len) { + struct i40e_virtchnl_irq_map_info *vimi = + (struct i40e_virtchnl_irq_map_info *)msg; + valid_len += (vimi->num_vectors * + sizeof(struct i40e_virtchnl_vector_map)); + if (vimi->num_vectors == 0) + err_msg_format = true; + } + break; + case I40E_VIRTCHNL_OP_ENABLE_QUEUES: + case I40E_VIRTCHNL_OP_DISABLE_QUEUES: + valid_len = sizeof(struct i40e_virtchnl_queue_select); + break; + case I40E_VIRTCHNL_OP_ADD_ETHER_ADDRESS: + case I40E_VIRTCHNL_OP_DEL_ETHER_ADDRESS: + valid_len = sizeof(struct i40e_virtchnl_ether_addr_list); + if (msglen >= valid_len) { + struct i40e_virtchnl_ether_addr_list *veal = + (struct i40e_virtchnl_ether_addr_list *)msg; + valid_len += veal->num_elements * + sizeof(struct i40e_virtchnl_ether_addr); + if (veal->num_elements == 0) + err_msg_format = true; + } + break; + case I40E_VIRTCHNL_OP_ADD_VLAN: + case I40E_VIRTCHNL_OP_DEL_VLAN: + valid_len = sizeof(struct i40e_virtchnl_vlan_filter_list); + if (msglen >= valid_len) { + struct i40e_virtchnl_vlan_filter_list *vfl = + (struct i40e_virtchnl_vlan_filter_list *)msg; + valid_len += vfl->num_elements * sizeof(u16); + if (vfl->num_elements == 0) + err_msg_format = true; + } + break; + case I40E_VIRTCHNL_OP_CONFIG_PROMISCUOUS_MODE: + valid_len = sizeof(struct i40e_virtchnl_promisc_info); + break; + case I40E_VIRTCHNL_OP_GET_STATS: + valid_len = sizeof(struct i40e_virtchnl_queue_select); + break; + /* These are always errors coming from the VF. */ + case I40E_VIRTCHNL_OP_EVENT: + case I40E_VIRTCHNL_OP_UNKNOWN: + default: + return -EPERM; + break; + } + /* few more checks */ + if ((valid_len != msglen) || (err_msg_format)) { + i40e_vc_send_resp_to_vf(vf, v_opcode, I40E_ERR_PARAM); + return -EINVAL; + } else { + return 0; + } +} + +/** + * i40e_vc_process_vf_msg + * @pf: pointer to the pf structure + * @vf_id: source vf id + * @msg: pointer to the msg buffer + * @msglen: msg length + * @msghndl: msg handle + * + * called from the common aeq/arq handler to + * process request from vf + **/ +int i40e_vc_process_vf_msg(struct i40e_pf *pf, u16 vf_id, u32 v_opcode, + u32 v_retval, u8 *msg, u16 msglen) +{ + struct i40e_vf *vf = &(pf->vf[vf_id]); + struct i40e_hw *hw = &pf->hw; + int ret; + + pf->vf_aq_requests++; + /* perform basic checks on the msg */ + ret = i40e_vc_validate_vf_msg(vf, v_opcode, v_retval, msg, msglen); + + if (ret) { + dev_err(&pf->pdev->dev, "invalid message from vf %d\n", vf_id); + return ret; + } + wr32(hw, I40E_VFGEN_RSTAT1(vf_id), I40E_VFR_VFACTIVE); + switch (v_opcode) { + case I40E_VIRTCHNL_OP_VERSION: + ret = i40e_vc_get_version_msg(vf); + break; + case I40E_VIRTCHNL_OP_GET_VF_RESOURCES: + ret = i40e_vc_get_vf_resources_msg(vf); + break; + case I40E_VIRTCHNL_OP_RESET_VF: + ret = i40e_vc_reset_vf_msg(vf); + break; + case I40E_VIRTCHNL_OP_CONFIG_PROMISCUOUS_MODE: + ret = i40e_vc_config_promiscuous_mode_msg(vf, msg, msglen); + break; + case I40E_VIRTCHNL_OP_CONFIG_VSI_QUEUES: + ret = i40e_vc_config_queues_msg(vf, msg, msglen); + break; + case I40E_VIRTCHNL_OP_CONFIG_IRQ_MAP: + ret = i40e_vc_config_irq_map_msg(vf, msg, msglen); + break; + case I40E_VIRTCHNL_OP_ENABLE_QUEUES: + ret = i40e_vc_enable_queues_msg(vf, msg, msglen); + break; + case I40E_VIRTCHNL_OP_DISABLE_QUEUES: + ret = i40e_vc_disable_queues_msg(vf, msg, msglen); + break; + case I40E_VIRTCHNL_OP_ADD_ETHER_ADDRESS: + ret = i40e_vc_add_mac_addr_msg(vf, msg, msglen); + break; + case I40E_VIRTCHNL_OP_DEL_ETHER_ADDRESS: + ret = i40e_vc_del_mac_addr_msg(vf, msg, msglen); + break; + case I40E_VIRTCHNL_OP_ADD_VLAN: + ret = i40e_vc_add_vlan_msg(vf, msg, msglen); + break; + case I40E_VIRTCHNL_OP_DEL_VLAN: + ret = i40e_vc_remove_vlan_msg(vf, msg, msglen); + break; + case I40E_VIRTCHNL_OP_GET_STATS: + ret = i40e_vc_get_stats_msg(vf, msg, msglen); + break; + case I40E_VIRTCHNL_OP_FCOE: + ret = i40e_vc_fcoe_msg(vf, msg, msglen); + break; + case I40E_VIRTCHNL_OP_UNKNOWN: + default: + dev_err(&pf->pdev->dev, + "Unsupported opcode %d from vf %d\n", v_opcode, vf_id); + ret = i40e_vc_send_resp_to_vf(vf, v_opcode, + I40E_ERR_NOT_IMPLEMENTED); + break; + } + + return ret; +} + +/** + * i40e_vc_process_vflr_event + * @pf: pointer to the pf structure + * + * called from the vlfr irq handler to + * free up vf resources and state variables + **/ +int i40e_vc_process_vflr_event(struct i40e_pf *pf) +{ + u32 reg, reg_idx, bit_idx, vf_id; + struct i40e_hw *hw = &pf->hw; + struct i40e_vf *vf; + + if (!test_bit(__I40E_VFLR_EVENT_PENDING, &pf->state)) + return 0; + + clear_bit(__I40E_VFLR_EVENT_PENDING, &pf->state); + for (vf_id = 0; vf_id < pf->num_alloc_vfs; vf_id++) { + reg_idx = (hw->func_caps.vf_base_id + vf_id) / 32; + bit_idx = (hw->func_caps.vf_base_id + vf_id) % 32; + /* read GLGEN_VFLRSTAT register to find out the flr vfs */ + vf = &pf->vf[vf_id]; + reg = rd32(hw, I40E_GLGEN_VFLRSTAT(reg_idx)); + if (reg & (1 << bit_idx)) { + /* clear the bit in GLGEN_VFLRSTAT */ + wr32(hw, I40E_GLGEN_VFLRSTAT(reg_idx), (1 << bit_idx)); + + if (i40e_reset_vf(vf, true)) + dev_err(&pf->pdev->dev, + "Unable to reset the VF %d\n", vf_id); + /* free up vf resources to destroy vsi state */ + i40e_free_vf_res(vf); + + /* allocate new vf resources with the default state */ + if (i40e_alloc_vf_res(vf)) + dev_err(&pf->pdev->dev, + "Unable to allocate VF resources %d\n", + vf_id); + + i40e_enable_vf_mappings(vf); + } + } + + /* re-enable vflr interrupt cause */ + reg = rd32(hw, I40E_PFINT_ICR0_ENA); + reg |= I40E_PFINT_ICR0_ENA_VFLR_MASK; + wr32(hw, I40E_PFINT_ICR0_ENA, reg); + i40e_flush(hw); + + return 0; +} + +/** + * i40e_vc_vf_broadcast + * @pf: pointer to the pf structure + * @opcode: operation code + * @retval: return value + * @msg: pointer to the msg buffer + * @msglen: msg length + * + * send a message to all VFs on a given PF + **/ +static void i40e_vc_vf_broadcast(struct i40e_pf *pf, + enum i40e_virtchnl_ops v_opcode, + i40e_status v_retval, u8 *msg, + u16 msglen) +{ + struct i40e_hw *hw = &pf->hw; + struct i40e_vf *vf = pf->vf; + int i; + + for (i = 0; i < pf->num_alloc_vfs; i++) { + /* Ignore return value on purpose - a given VF may fail, but + * we need to keep going and send to all of them + */ + i40e_aq_send_msg_to_vf(hw, vf->vf_id, v_opcode, v_retval, + msg, msglen, NULL); + vf++; + } +} + +/** + * i40e_vc_notify_link_state + * @pf: pointer to the pf structure + * + * send a link status message to all VFs on a given PF + **/ +void i40e_vc_notify_link_state(struct i40e_pf *pf) +{ + struct i40e_virtchnl_pf_event pfe; + + pfe.event = I40E_VIRTCHNL_EVENT_LINK_CHANGE; + pfe.severity = I40E_PF_EVENT_SEVERITY_INFO; + pfe.event_data.link_event.link_status = + pf->hw.phy.link_info.link_info & I40E_AQ_LINK_UP; + pfe.event_data.link_event.link_speed = pf->hw.phy.link_info.link_speed; + + i40e_vc_vf_broadcast(pf, I40E_VIRTCHNL_OP_EVENT, I40E_SUCCESS, + (u8 *)&pfe, sizeof(struct i40e_virtchnl_pf_event)); +} + +/** + * i40e_vc_notify_reset + * @pf: pointer to the pf structure + * + * indicate a pending reset to all VFs on a given PF + **/ +void i40e_vc_notify_reset(struct i40e_pf *pf) +{ + struct i40e_virtchnl_pf_event pfe; + + pfe.event = I40E_VIRTCHNL_EVENT_RESET_IMPENDING; + pfe.severity = I40E_PF_EVENT_SEVERITY_CERTAIN_DOOM; + i40e_vc_vf_broadcast(pf, I40E_VIRTCHNL_OP_EVENT, I40E_SUCCESS, + (u8 *)&pfe, sizeof(struct i40e_virtchnl_pf_event)); +} + +/** + * i40e_vc_notify_vf_reset + * @vf: pointer to the vf structure + * + * indicate a pending reset to the given VF + **/ +void i40e_vc_notify_vf_reset(struct i40e_vf *vf) +{ + struct i40e_virtchnl_pf_event pfe; + + pfe.event = I40E_VIRTCHNL_EVENT_RESET_IMPENDING; + pfe.severity = I40E_PF_EVENT_SEVERITY_CERTAIN_DOOM; + i40e_aq_send_msg_to_vf(&vf->pf->hw, vf->vf_id, I40E_VIRTCHNL_OP_EVENT, + I40E_SUCCESS, (u8 *)&pfe, + sizeof(struct i40e_virtchnl_pf_event), NULL); +} + +/** + * i40e_ndo_set_vf_mac + * @netdev: network interface device structure + * @vf_id: vf identifier + * @mac: mac address + * + * program vf mac address + **/ +int i40e_ndo_set_vf_mac(struct net_device *netdev, int vf_id, u8 *mac) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_vsi *vsi = np->vsi; + struct i40e_pf *pf = vsi->back; + struct i40e_mac_filter *f; + struct i40e_vf *vf; + int ret = 0; + + /* validate the request */ + if (vf_id >= pf->num_alloc_vfs) { + dev_err(&pf->pdev->dev, + "Invalid VF Identifier %d\n", vf_id); + ret = -EINVAL; + goto error_param; + } + + vf = &(pf->vf[vf_id]); + vsi = pf->vsi[vf->lan_vsi_index]; + if (!test_bit(I40E_VF_STAT_INIT, &vf->vf_states)) { + dev_err(&pf->pdev->dev, + "Uninitialized VF %d\n", vf_id); + ret = -EINVAL; + goto error_param; + } + + if (!is_valid_ether_addr(mac)) { + dev_err(&pf->pdev->dev, + "Invalid VF ethernet address\n"); + ret = -EINVAL; + goto error_param; + } + + /* delete the temporary mac address */ + i40e_del_filter(vsi, vf->default_lan_addr.addr, 0, true, false); + + /* add the new mac address */ + f = i40e_add_filter(vsi, mac, 0, true, false); + if (!f) { + dev_err(&pf->pdev->dev, + "Unable to add VF ucast filter\n"); + ret = -ENOMEM; + goto error_param; + } + + dev_info(&pf->pdev->dev, "Setting MAC %pM on VF %d\n", mac, vf_id); + /* program mac filter */ + if (i40e_sync_vsi_filters(vsi)) { + dev_err(&pf->pdev->dev, "Unable to program ucast filters\n"); + ret = -EIO; + goto error_param; + } + memcpy(vf->default_lan_addr.addr, mac, ETH_ALEN); + dev_info(&pf->pdev->dev, "Reload the VF driver to make this change effective.\n"); + ret = 0; + +error_param: + return ret; +} + +/** + * i40e_ndo_set_vf_port_vlan + * @netdev: network interface device structure + * @vf_id: vf identifier + * @vlan_id: mac address + * @qos: priority setting + * + * program vf vlan id and/or qos + **/ +int i40e_ndo_set_vf_port_vlan(struct net_device *netdev, + int vf_id, u16 vlan_id, u8 qos) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_pf *pf = np->vsi->back; + struct i40e_vsi *vsi; + struct i40e_vf *vf; + int ret = 0; + + /* validate the request */ + if (vf_id >= pf->num_alloc_vfs) { + dev_err(&pf->pdev->dev, "Invalid VF Identifier %d\n", vf_id); + ret = -EINVAL; + goto error_pvid; + } + + if ((vlan_id > I40E_MAX_VLANID) || (qos > 7)) { + dev_err(&pf->pdev->dev, "Invalid VF Parameters\n"); + ret = -EINVAL; + goto error_pvid; + } + + vf = &(pf->vf[vf_id]); + vsi = pf->vsi[vf->lan_vsi_index]; + if (!test_bit(I40E_VF_STAT_INIT, &vf->vf_states)) { + dev_err(&pf->pdev->dev, "Uninitialized VF %d\n", vf_id); + ret = -EINVAL; + goto error_pvid; + } + + if (vsi->info.pvid) { + /* kill old VLAN */ + ret = i40e_vsi_kill_vlan(vsi, (le16_to_cpu(vsi->info.pvid) & + VLAN_VID_MASK)); + if (ret) { + dev_info(&vsi->back->pdev->dev, + "remove VLAN failed, ret=%d, aq_err=%d\n", + ret, pf->hw.aq.asq_last_status); + } + } + if (vlan_id || qos) + ret = i40e_vsi_add_pvid(vsi, + vlan_id | (qos << I40E_VLAN_PRIORITY_SHIFT)); + else + i40e_vlan_stripping_disable(vsi); + + if (vlan_id) { + dev_info(&pf->pdev->dev, "Setting VLAN %d, QOS 0x%x on VF %d\n", + vlan_id, qos, vf_id); + + /* add new VLAN filter */ + ret = i40e_vsi_add_vlan(vsi, vlan_id); + if (ret) { + dev_info(&vsi->back->pdev->dev, + "add VF VLAN failed, ret=%d aq_err=%d\n", ret, + vsi->back->hw.aq.asq_last_status); + goto error_pvid; + } + } + + if (ret) { + dev_err(&pf->pdev->dev, "Unable to update VF vsi context\n"); + goto error_pvid; + } + ret = 0; + +error_pvid: + return ret; +} + +/** + * i40e_ndo_set_vf_bw + * @netdev: network interface device structure + * @vf_id: vf identifier + * @tx_rate: tx rate + * + * configure vf tx rate + **/ +int i40e_ndo_set_vf_bw(struct net_device *netdev, int vf_id, int tx_rate) +{ + return -EOPNOTSUPP; +} + +/** + * i40e_ndo_get_vf_config + * @netdev: network interface device structure + * @vf_id: vf identifier + * @ivi: vf configuration structure + * + * return vf configuration + **/ +int i40e_ndo_get_vf_config(struct net_device *netdev, + int vf_id, struct ifla_vf_info *ivi) +{ + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_mac_filter *f, *ftmp; + struct i40e_vsi *vsi = np->vsi; + struct i40e_pf *pf = vsi->back; + struct i40e_vf *vf; + int ret = 0; + + /* validate the request */ + if (vf_id >= pf->num_alloc_vfs) { + dev_err(&pf->pdev->dev, "Invalid VF Identifier %d\n", vf_id); + ret = -EINVAL; + goto error_param; + } + + vf = &(pf->vf[vf_id]); + /* first vsi is always the LAN vsi */ + vsi = pf->vsi[vf->lan_vsi_index]; + if (!test_bit(I40E_VF_STAT_INIT, &vf->vf_states)) { + dev_err(&pf->pdev->dev, "Uninitialized VF %d\n", vf_id); + ret = -EINVAL; + goto error_param; + } + + ivi->vf = vf_id; + + /* first entry of the list is the default ethernet address */ + list_for_each_entry_safe(f, ftmp, &vsi->mac_filter_list, list) { + memcpy(&ivi->mac, f->macaddr, I40E_ETH_LENGTH_OF_ADDRESS); + break; + } + + ivi->tx_rate = 0; + ivi->vlan = le16_to_cpu(vsi->info.pvid) & I40E_VLAN_MASK; + ivi->qos = (le16_to_cpu(vsi->info.pvid) & I40E_PRIORITY_MASK) >> + I40E_VLAN_PRIORITY_SHIFT; + ret = 0; + +error_param: + return ret; +} diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h new file mode 100644 index 00000000000..360382cf304 --- /dev/null +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h @@ -0,0 +1,120 @@ +/******************************************************************************* + * + * Intel Ethernet Controller XL710 Family Linux Driver + * Copyright(c) 2013 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + * + ******************************************************************************/ + +#ifndef _I40E_VIRTCHNL_PF_H_ +#define _I40E_VIRTCHNL_PF_H_ + +#include "i40e.h" + +#define I40E_MAX_MACVLAN_FILTERS 256 +#define I40E_MAX_VLAN_FILTERS 256 +#define I40E_MAX_VLANID 4095 + +#define I40E_VIRTCHNL_SUPPORTED_QTYPES 2 + +#define I40E_DEFAULT_NUM_MDD_EVENTS_ALLOWED 3 +#define I40E_DEFAULT_NUM_INVALID_MSGS_ALLOWED 10 + +#define I40E_VLAN_PRIORITY_SHIFT 12 +#define I40E_VLAN_MASK 0xFFF +#define I40E_PRIORITY_MASK 0x7000 + +/* Various queue ctrls */ +enum i40e_queue_ctrl { + I40E_QUEUE_CTRL_UNKNOWN = 0, + I40E_QUEUE_CTRL_ENABLE, + I40E_QUEUE_CTRL_ENABLECHECK, + I40E_QUEUE_CTRL_DISABLE, + I40E_QUEUE_CTRL_DISABLECHECK, + I40E_QUEUE_CTRL_FASTDISABLE, + I40E_QUEUE_CTRL_FASTDISABLECHECK, +}; + +/* VF states */ +enum i40e_vf_states { + I40E_VF_STAT_INIT = 0, + I40E_VF_STAT_ACTIVE, + I40E_VF_STAT_FCOEENA, + I40E_VF_STAT_DISABLED, +}; + +/* VF capabilities */ +enum i40e_vf_capabilities { + I40E_VIRTCHNL_VF_CAP_PRIVILEGE = 0, + I40E_VIRTCHNL_VF_CAP_L2, +}; + +/* VF information structure */ +struct i40e_vf { + struct i40e_pf *pf; + + /* vf id in the pf space */ + u16 vf_id; + /* all vf vsis connect to the same parent */ + enum i40e_switch_element_types parent_type; + + /* vf Port Extender (PE) stag if used */ + u16 stag; + + struct i40e_virtchnl_ether_addr default_lan_addr; + struct i40e_virtchnl_ether_addr default_fcoe_addr; + + /* VSI indices - actual VSI pointers are maintained in the PF structure + * When assigned, these will be non-zero, because VSI 0 is always + * the main LAN VSI for the PF. + */ + u8 lan_vsi_index; /* index into PF struct */ + u8 lan_vsi_id; /* ID as used by firmware */ + + u8 num_queue_pairs; /* num of qps assigned to vf vsis */ + u64 num_mdd_events; /* num of mdd events detected */ + u64 num_invalid_msgs; /* num of malformed or invalid msgs detected */ + u64 num_valid_msgs; /* num of valid msgs detected */ + + unsigned long vf_caps; /* vf's adv. capabilities */ + unsigned long vf_states; /* vf's runtime states */ +}; + +void i40e_free_vfs(struct i40e_pf *pf); +int i40e_pci_sriov_configure(struct pci_dev *dev, int num_vfs); +int i40e_vc_process_vf_msg(struct i40e_pf *pf, u16 vf_id, u32 v_opcode, + u32 v_retval, u8 *msg, u16 msglen); +int i40e_vc_process_vflr_event(struct i40e_pf *pf); +int i40e_reset_vf(struct i40e_vf *vf, bool flr); +void i40e_vc_notify_vf_reset(struct i40e_vf *vf); + +/* vf configuration related iplink handlers */ +int i40e_ndo_set_vf_mac(struct net_device *netdev, int vf_id, u8 *mac); +int i40e_ndo_set_vf_port_vlan(struct net_device *netdev, + int vf_id, u16 vlan_id, u8 qos); +int i40e_ndo_set_vf_bw(struct net_device *netdev, int vf_id, int tx_rate); +int i40e_ndo_get_vf_config(struct net_device *netdev, + int vf_id, struct ifla_vf_info *ivi); +void i40e_vc_notify_link_state(struct i40e_pf *pf); +void i40e_vc_notify_reset(struct i40e_pf *pf); + +#endif /* _I40E_VIRTCHNL_PF_H_ */ diff --git a/drivers/net/ethernet/korina.c b/drivers/net/ethernet/korina.c index 270e65f2110..a36fa80968e 100644 --- a/drivers/net/ethernet/korina.c +++ b/drivers/net/ethernet/korina.c @@ -996,14 +996,14 @@ static int korina_open(struct net_device *dev) * that handles the Done Finished * Ovr and Und Events */ ret = request_irq(lp->rx_irq, korina_rx_dma_interrupt, - IRQF_DISABLED, "Korina ethernet Rx", dev); + 0, "Korina ethernet Rx", dev); if (ret < 0) { printk(KERN_ERR "%s: unable to get Rx DMA IRQ %d\n", dev->name, lp->rx_irq); goto err_release; } ret = request_irq(lp->tx_irq, korina_tx_dma_interrupt, - IRQF_DISABLED, "Korina ethernet Tx", dev); + 0, "Korina ethernet Tx", dev); if (ret < 0) { printk(KERN_ERR "%s: unable to get Tx DMA IRQ %d\n", dev->name, lp->tx_irq); @@ -1012,7 +1012,7 @@ static int korina_open(struct net_device *dev) /* Install handler for overrun error. */ ret = request_irq(lp->ovr_irq, korina_ovr_interrupt, - IRQF_DISABLED, "Ethernet Overflow", dev); + 0, "Ethernet Overflow", dev); if (ret < 0) { printk(KERN_ERR "%s: unable to get OVR IRQ %d\n", dev->name, lp->ovr_irq); @@ -1021,7 +1021,7 @@ static int korina_open(struct net_device *dev) /* Install handler for underflow error. */ ret = request_irq(lp->und_irq, korina_und_interrupt, - IRQF_DISABLED, "Ethernet Underflow", dev); + 0, "Ethernet Underflow", dev); if (ret < 0) { printk(KERN_ERR "%s: unable to get UND IRQ %d\n", dev->name, lp->und_irq); diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h b/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h index 88349b8fa39..81bf83604c4 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h @@ -430,7 +430,7 @@ struct qlcnic_hardware_context { u8 diag_test; u8 num_msix; u8 nic_mode; - char diag_cnt; + int diag_cnt; u16 max_uc_count; u16 port_type; diff --git a/drivers/net/ethernet/tile/tilegx.c b/drivers/net/ethernet/tile/tilegx.c index 949076f4e6a..13e6fff8ca2 100644 --- a/drivers/net/ethernet/tile/tilegx.c +++ b/drivers/net/ethernet/tile/tilegx.c @@ -1734,7 +1734,8 @@ static void tso_headers_prepare(struct sk_buff *skb, unsigned char *headers, unsigned int data_len = skb->len - sh_len; unsigned char *data = skb->data; unsigned int ih_off, th_off, p_len; - unsigned int isum_seed, tsum_seed, id, seq; + unsigned int isum_seed, tsum_seed, seq; + unsigned int uninitialized_var(id); int is_ipv6; long f_id = -1; /* id of the current fragment */ long f_size = skb_headlen(skb) - sh_len; /* current fragment size */ @@ -1781,7 +1782,7 @@ static void tso_headers_prepare(struct sk_buff *skb, unsigned char *headers, } else { ih = (struct iphdr *)(buf + ih_off); ih->tot_len = htons(sh_len + p_len - ih_off); - ih->id = htons(id); + ih->id = htons(id++); ih->check = csum_long(isum_seed + ih->tot_len + ih->id) ^ 0xffff; } @@ -1818,7 +1819,6 @@ static void tso_headers_prepare(struct sk_buff *skb, unsigned char *headers, slot++; } - id++; seq += p_len; /* The last segment may be less than gso_size. */ diff --git a/drivers/net/irda/donauboe.c b/drivers/net/irda/donauboe.c index 510b9c8d23a..31bcb98ef35 100644 --- a/drivers/net/irda/donauboe.c +++ b/drivers/net/irda/donauboe.c @@ -1488,7 +1488,7 @@ static void toshoboe_close (struct pci_dev *pci_dev) { int i; - struct toshoboe_cb *self = (struct toshoboe_cb*)pci_get_drvdata(pci_dev); + struct toshoboe_cb *self = pci_get_drvdata(pci_dev); IRDA_DEBUG (4, "%s()\n", __func__); @@ -1696,7 +1696,7 @@ freeself: static int toshoboe_gotosleep (struct pci_dev *pci_dev, pm_message_t crap) { - struct toshoboe_cb *self = (struct toshoboe_cb*)pci_get_drvdata(pci_dev); + struct toshoboe_cb *self = pci_get_drvdata(pci_dev); unsigned long flags; int i = 10; @@ -1725,7 +1725,7 @@ toshoboe_gotosleep (struct pci_dev *pci_dev, pm_message_t crap) static int toshoboe_wakeup (struct pci_dev *pci_dev) { - struct toshoboe_cb *self = (struct toshoboe_cb*)pci_get_drvdata(pci_dev); + struct toshoboe_cb *self = pci_get_drvdata(pci_dev); unsigned long flags; IRDA_DEBUG (4, "%s()\n", __func__); diff --git a/drivers/net/irda/vlsi_ir.c b/drivers/net/irda/vlsi_ir.c index 5f4758492e4..c5bd58b4d8a 100644 --- a/drivers/net/irda/vlsi_ir.c +++ b/drivers/net/irda/vlsi_ir.c @@ -543,7 +543,7 @@ static int vlsi_process_rx(struct vlsi_ring *r, struct ring_descr *rd) int crclen, len = 0; struct sk_buff *skb; int ret = 0; - struct net_device *ndev = (struct net_device *)pci_get_drvdata(r->pdev); + struct net_device *ndev = pci_get_drvdata(r->pdev); vlsi_irda_dev_t *idev = netdev_priv(ndev); pci_dma_sync_single_for_cpu(r->pdev, rd_get_addr(rd), r->len, r->dir); diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c index 64dfaa303dc..9bf46bd19b8 100644 --- a/drivers/net/macvlan.c +++ b/drivers/net/macvlan.c @@ -118,8 +118,6 @@ static int macvlan_broadcast_one(struct sk_buff *skb, const struct ethhdr *eth, bool local) { struct net_device *dev = vlan->dev; - if (!skb) - return NET_RX_DROP; if (local) return vlan->forward(dev, skb); @@ -171,9 +169,13 @@ static void macvlan_broadcast(struct sk_buff *skb, hash = mc_hash(vlan, eth->h_dest); if (!test_bit(hash, vlan->mc_filter)) continue; + + err = NET_RX_DROP; nskb = skb_clone(skb, GFP_ATOMIC); - err = macvlan_broadcast_one(nskb, vlan, eth, - mode == MACVLAN_MODE_BRIDGE); + if (likely(nskb)) + err = macvlan_broadcast_one( + nskb, vlan, eth, + mode == MACVLAN_MODE_BRIDGE); macvlan_count_rx(vlan, skb->len + ETH_HLEN, err == NET_RX_SUCCESS, 1); } diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c index 3a8131582e7..6312332afeb 100644 --- a/drivers/net/usb/qmi_wwan.c +++ b/drivers/net/usb/qmi_wwan.c @@ -518,6 +518,135 @@ static const struct usb_device_id products[] = { /* 3. Combined interface devices matching on interface number */ {QMI_FIXED_INTF(0x0408, 0xea42, 4)}, /* Yota / Megafon M100-1 */ + {QMI_FIXED_INTF(0x05c6, 0x7000, 0)}, + {QMI_FIXED_INTF(0x05c6, 0x7001, 1)}, + {QMI_FIXED_INTF(0x05c6, 0x7002, 1)}, + {QMI_FIXED_INTF(0x05c6, 0x7101, 1)}, + {QMI_FIXED_INTF(0x05c6, 0x7101, 2)}, + {QMI_FIXED_INTF(0x05c6, 0x7101, 3)}, + {QMI_FIXED_INTF(0x05c6, 0x7102, 1)}, + {QMI_FIXED_INTF(0x05c6, 0x7102, 2)}, + {QMI_FIXED_INTF(0x05c6, 0x7102, 3)}, + {QMI_FIXED_INTF(0x05c6, 0x8000, 7)}, + {QMI_FIXED_INTF(0x05c6, 0x8001, 6)}, + {QMI_FIXED_INTF(0x05c6, 0x9000, 4)}, + {QMI_FIXED_INTF(0x05c6, 0x9003, 4)}, + {QMI_FIXED_INTF(0x05c6, 0x9005, 2)}, + {QMI_FIXED_INTF(0x05c6, 0x900a, 4)}, + {QMI_FIXED_INTF(0x05c6, 0x900b, 2)}, + {QMI_FIXED_INTF(0x05c6, 0x900c, 4)}, + {QMI_FIXED_INTF(0x05c6, 0x900c, 5)}, + {QMI_FIXED_INTF(0x05c6, 0x900c, 6)}, + {QMI_FIXED_INTF(0x05c6, 0x900d, 5)}, + {QMI_FIXED_INTF(0x05c6, 0x900f, 3)}, + {QMI_FIXED_INTF(0x05c6, 0x900f, 4)}, + {QMI_FIXED_INTF(0x05c6, 0x900f, 5)}, + {QMI_FIXED_INTF(0x05c6, 0x9010, 4)}, + {QMI_FIXED_INTF(0x05c6, 0x9010, 5)}, + {QMI_FIXED_INTF(0x05c6, 0x9011, 3)}, + {QMI_FIXED_INTF(0x05c6, 0x9011, 4)}, + {QMI_FIXED_INTF(0x05c6, 0x9021, 1)}, + {QMI_FIXED_INTF(0x05c6, 0x9022, 2)}, + {QMI_FIXED_INTF(0x05c6, 0x9025, 4)}, /* Alcatel-sbell ASB TL131 TDD LTE (China Mobile) */ + {QMI_FIXED_INTF(0x05c6, 0x9026, 3)}, + {QMI_FIXED_INTF(0x05c6, 0x902e, 5)}, + {QMI_FIXED_INTF(0x05c6, 0x9031, 5)}, + {QMI_FIXED_INTF(0x05c6, 0x9032, 4)}, + {QMI_FIXED_INTF(0x05c6, 0x9033, 3)}, + {QMI_FIXED_INTF(0x05c6, 0x9033, 4)}, + {QMI_FIXED_INTF(0x05c6, 0x9033, 5)}, + {QMI_FIXED_INTF(0x05c6, 0x9033, 6)}, + {QMI_FIXED_INTF(0x05c6, 0x9034, 3)}, + {QMI_FIXED_INTF(0x05c6, 0x9034, 4)}, + {QMI_FIXED_INTF(0x05c6, 0x9034, 5)}, + {QMI_FIXED_INTF(0x05c6, 0x9034, 6)}, + {QMI_FIXED_INTF(0x05c6, 0x9034, 7)}, + {QMI_FIXED_INTF(0x05c6, 0x9035, 4)}, + {QMI_FIXED_INTF(0x05c6, 0x9036, 3)}, + {QMI_FIXED_INTF(0x05c6, 0x9037, 5)}, + {QMI_FIXED_INTF(0x05c6, 0x9038, 4)}, + {QMI_FIXED_INTF(0x05c6, 0x903b, 7)}, + {QMI_FIXED_INTF(0x05c6, 0x903c, 6)}, + {QMI_FIXED_INTF(0x05c6, 0x903d, 6)}, + {QMI_FIXED_INTF(0x05c6, 0x903e, 5)}, + {QMI_FIXED_INTF(0x05c6, 0x9043, 3)}, + {QMI_FIXED_INTF(0x05c6, 0x9046, 3)}, + {QMI_FIXED_INTF(0x05c6, 0x9046, 4)}, + {QMI_FIXED_INTF(0x05c6, 0x9046, 5)}, + {QMI_FIXED_INTF(0x05c6, 0x9047, 2)}, + {QMI_FIXED_INTF(0x05c6, 0x9047, 3)}, + {QMI_FIXED_INTF(0x05c6, 0x9047, 4)}, + {QMI_FIXED_INTF(0x05c6, 0x9048, 4)}, + {QMI_FIXED_INTF(0x05c6, 0x9048, 5)}, + {QMI_FIXED_INTF(0x05c6, 0x9048, 6)}, + {QMI_FIXED_INTF(0x05c6, 0x9048, 7)}, + {QMI_FIXED_INTF(0x05c6, 0x9048, 8)}, + {QMI_FIXED_INTF(0x05c6, 0x904c, 5)}, + {QMI_FIXED_INTF(0x05c6, 0x904c, 6)}, + {QMI_FIXED_INTF(0x05c6, 0x904c, 7)}, + {QMI_FIXED_INTF(0x05c6, 0x904c, 8)}, + {QMI_FIXED_INTF(0x05c6, 0x9050, 3)}, + {QMI_FIXED_INTF(0x05c6, 0x9052, 4)}, + {QMI_FIXED_INTF(0x05c6, 0x9053, 6)}, + {QMI_FIXED_INTF(0x05c6, 0x9053, 7)}, + {QMI_FIXED_INTF(0x05c6, 0x9054, 5)}, + {QMI_FIXED_INTF(0x05c6, 0x9054, 6)}, + {QMI_FIXED_INTF(0x05c6, 0x9055, 3)}, + {QMI_FIXED_INTF(0x05c6, 0x9055, 4)}, + {QMI_FIXED_INTF(0x05c6, 0x9055, 5)}, + {QMI_FIXED_INTF(0x05c6, 0x9055, 6)}, + {QMI_FIXED_INTF(0x05c6, 0x9055, 7)}, + {QMI_FIXED_INTF(0x05c6, 0x9056, 3)}, + {QMI_FIXED_INTF(0x05c6, 0x9062, 2)}, + {QMI_FIXED_INTF(0x05c6, 0x9062, 3)}, + {QMI_FIXED_INTF(0x05c6, 0x9062, 4)}, + {QMI_FIXED_INTF(0x05c6, 0x9062, 5)}, + {QMI_FIXED_INTF(0x05c6, 0x9062, 6)}, + {QMI_FIXED_INTF(0x05c6, 0x9062, 7)}, + {QMI_FIXED_INTF(0x05c6, 0x9062, 8)}, + {QMI_FIXED_INTF(0x05c6, 0x9062, 9)}, + {QMI_FIXED_INTF(0x05c6, 0x9064, 3)}, + {QMI_FIXED_INTF(0x05c6, 0x9065, 6)}, + {QMI_FIXED_INTF(0x05c6, 0x9065, 7)}, + {QMI_FIXED_INTF(0x05c6, 0x9066, 5)}, + {QMI_FIXED_INTF(0x05c6, 0x9066, 6)}, + {QMI_FIXED_INTF(0x05c6, 0x9067, 1)}, + {QMI_FIXED_INTF(0x05c6, 0x9068, 2)}, + {QMI_FIXED_INTF(0x05c6, 0x9068, 3)}, + {QMI_FIXED_INTF(0x05c6, 0x9068, 4)}, + {QMI_FIXED_INTF(0x05c6, 0x9068, 5)}, + {QMI_FIXED_INTF(0x05c6, 0x9068, 6)}, + {QMI_FIXED_INTF(0x05c6, 0x9068, 7)}, + {QMI_FIXED_INTF(0x05c6, 0x9069, 5)}, + {QMI_FIXED_INTF(0x05c6, 0x9069, 6)}, + {QMI_FIXED_INTF(0x05c6, 0x9069, 7)}, + {QMI_FIXED_INTF(0x05c6, 0x9069, 8)}, + {QMI_FIXED_INTF(0x05c6, 0x9070, 4)}, + {QMI_FIXED_INTF(0x05c6, 0x9070, 5)}, + {QMI_FIXED_INTF(0x05c6, 0x9075, 5)}, + {QMI_FIXED_INTF(0x05c6, 0x9076, 4)}, + {QMI_FIXED_INTF(0x05c6, 0x9076, 5)}, + {QMI_FIXED_INTF(0x05c6, 0x9076, 6)}, + {QMI_FIXED_INTF(0x05c6, 0x9076, 7)}, + {QMI_FIXED_INTF(0x05c6, 0x9076, 8)}, + {QMI_FIXED_INTF(0x05c6, 0x9077, 3)}, + {QMI_FIXED_INTF(0x05c6, 0x9077, 4)}, + {QMI_FIXED_INTF(0x05c6, 0x9077, 5)}, + {QMI_FIXED_INTF(0x05c6, 0x9077, 6)}, + {QMI_FIXED_INTF(0x05c6, 0x9078, 3)}, + {QMI_FIXED_INTF(0x05c6, 0x9079, 4)}, + {QMI_FIXED_INTF(0x05c6, 0x9079, 5)}, + {QMI_FIXED_INTF(0x05c6, 0x9079, 6)}, + {QMI_FIXED_INTF(0x05c6, 0x9079, 7)}, + {QMI_FIXED_INTF(0x05c6, 0x9079, 8)}, + {QMI_FIXED_INTF(0x05c6, 0x9080, 5)}, + {QMI_FIXED_INTF(0x05c6, 0x9080, 6)}, + {QMI_FIXED_INTF(0x05c6, 0x9080, 7)}, + {QMI_FIXED_INTF(0x05c6, 0x9080, 8)}, + {QMI_FIXED_INTF(0x05c6, 0x9083, 3)}, + {QMI_FIXED_INTF(0x05c6, 0x9084, 4)}, + {QMI_FIXED_INTF(0x05c6, 0x920d, 0)}, + {QMI_FIXED_INTF(0x05c6, 0x920d, 5)}, {QMI_FIXED_INTF(0x12d1, 0x140c, 1)}, /* Huawei E173 */ {QMI_FIXED_INTF(0x12d1, 0x14ac, 1)}, /* Huawei E1820 */ {QMI_FIXED_INTF(0x19d2, 0x0002, 1)}, @@ -612,7 +741,6 @@ static const struct usb_device_id products[] = { {QMI_GOBI_DEVICE(0x413c, 0x8186)}, /* Dell Gobi 2000 Modem device (N0218, VU936) */ {QMI_GOBI_DEVICE(0x413c, 0x8194)}, /* Dell Gobi 3000 Composite */ {QMI_GOBI_DEVICE(0x05c6, 0x920b)}, /* Generic Gobi 2000 Modem device */ - {QMI_GOBI_DEVICE(0x05c6, 0x920d)}, /* Gobi 3000 Composite */ {QMI_GOBI_DEVICE(0x05c6, 0x9225)}, /* Sony Gobi 2000 Modem device (N0279, VU730) */ {QMI_GOBI_DEVICE(0x05c6, 0x9245)}, /* Samsung Gobi 2000 Modem device (VL176) */ {QMI_GOBI_DEVICE(0x03f0, 0x251d)}, /* HP Gobi 2000 Modem device (VP412) */ diff --git a/drivers/net/wireless/p54/Kconfig b/drivers/net/wireless/p54/Kconfig index 15ea36b51a6..cdafb8c73e8 100644 --- a/drivers/net/wireless/p54/Kconfig +++ b/drivers/net/wireless/p54/Kconfig @@ -41,7 +41,7 @@ config P54_PCI config P54_SPI tristate "Prism54 SPI (stlc45xx) support" - depends on P54_COMMON && SPI_MASTER && GENERIC_HARDIRQS + depends on P54_COMMON && SPI_MASTER ---help--- This driver is for stlc4550 or stlc4560 based wireless chips such as Nokia's N800/N810 Portable Internet Tablet. diff --git a/drivers/net/wireless/ti/wl1251/Kconfig b/drivers/net/wireless/ti/wl1251/Kconfig index 8fec4ed36ac..477a206c098 100644 --- a/drivers/net/wireless/ti/wl1251/Kconfig +++ b/drivers/net/wireless/ti/wl1251/Kconfig @@ -1,6 +1,6 @@ menuconfig WL1251 tristate "TI wl1251 driver support" - depends on MAC80211 && GENERIC_HARDIRQS + depends on MAC80211 select FW_LOADER select CRC7 ---help--- diff --git a/drivers/net/wireless/ti/wlcore/Kconfig b/drivers/net/wireless/ti/wlcore/Kconfig index 2b832825c3d..7c099542b21 100644 --- a/drivers/net/wireless/ti/wlcore/Kconfig +++ b/drivers/net/wireless/ti/wlcore/Kconfig @@ -1,6 +1,6 @@ config WLCORE tristate "TI wlcore support" - depends on WL_TI && GENERIC_HARDIRQS && MAC80211 + depends on WL_TI && MAC80211 select FW_LOADER ---help--- This module contains the main code for TI WLAN chips. It abstracts diff --git a/drivers/of/of_reserved_mem.c b/drivers/of/of_reserved_mem.c index a754b84ba01..0fe40c7d690 100644 --- a/drivers/of/of_reserved_mem.c +++ b/drivers/of/of_reserved_mem.c @@ -11,8 +11,6 @@ * License or (at your optional) any later version of the license. */ -#include <asm/dma-contiguous.h> - #include <linux/memblock.h> #include <linux/err.h> #include <linux/of.h> diff --git a/drivers/pci/hotplug/acpiphp_glue.c b/drivers/pci/hotplug/acpiphp_glue.c index f6488adf3af..0b7d23b4ad9 100644 --- a/drivers/pci/hotplug/acpiphp_glue.c +++ b/drivers/pci/hotplug/acpiphp_glue.c @@ -487,7 +487,6 @@ static void acpiphp_bus_add(acpi_handle handle) { struct acpi_device *adev = NULL; - acpiphp_bus_trim(handle); acpi_bus_scan(handle); acpi_bus_get_device(handle, &adev); if (adev) @@ -529,6 +528,16 @@ static void check_hotplug_bridge(struct acpiphp_slot *slot, struct pci_dev *dev) } } +static int acpiphp_rescan_slot(struct acpiphp_slot *slot) +{ + struct acpiphp_func *func; + + list_for_each_entry(func, &slot->funcs, sibling) + acpiphp_bus_add(func_to_handle(func)); + + return pci_scan_slot(slot->bus, PCI_DEVFN(slot->device, 0)); +} + /** * enable_slot - enable, configure a slot * @slot: slot to be enabled @@ -543,12 +552,9 @@ static void __ref enable_slot(struct acpiphp_slot *slot) struct acpiphp_func *func; int max, pass; LIST_HEAD(add_list); + int nr_found; - list_for_each_entry(func, &slot->funcs, sibling) - acpiphp_bus_add(func_to_handle(func)); - - pci_scan_slot(bus, PCI_DEVFN(slot->device, 0)); - + nr_found = acpiphp_rescan_slot(slot); max = acpiphp_max_busnr(bus); for (pass = 0; pass < 2; pass++) { list_for_each_entry(dev, &bus->devices, bus_list) { @@ -567,8 +573,11 @@ static void __ref enable_slot(struct acpiphp_slot *slot) } } } - __pci_bus_assign_resources(bus, &add_list, NULL); + /* Nothing more to do here if there are no new devices on this bus. */ + if (!nr_found && (slot->flags & SLOT_ENABLED)) + return; + acpiphp_sanitize_bus(bus); acpiphp_set_hpp_values(bus); acpiphp_set_acpi_region(slot); @@ -837,11 +846,22 @@ static void hotplug_event(acpi_handle handle, u32 type, void *data) case ACPI_NOTIFY_DEVICE_CHECK: /* device check */ dbg("%s: Device check notify on %s\n", __func__, objname); - if (bridge) + if (bridge) { acpiphp_check_bridge(bridge); - else - acpiphp_check_bridge(func->parent); + } else { + struct acpiphp_slot *slot = func->slot; + int ret; + /* + * Check if anything has changed in the slot and rescan + * from the parent if that's the case. + */ + mutex_lock(&slot->crit_sect); + ret = acpiphp_rescan_slot(slot); + mutex_unlock(&slot->crit_sect); + if (ret) + acpiphp_check_bridge(func->parent); + } break; case ACPI_NOTIFY_EJECT_REQUEST: @@ -867,6 +887,8 @@ static void hotplug_event_work(struct work_struct *work) hotplug_event(hp_work->handle, hp_work->type, context); acpi_scan_lock_release(); + acpi_evaluate_hotplug_ost(hp_work->handle, hp_work->type, + ACPI_OST_SC_SUCCESS, NULL); kfree(hp_work); /* allocated in handle_hotplug_event() */ put_bridge(context->func.parent); } @@ -882,11 +904,15 @@ static void hotplug_event_work(struct work_struct *work) static void handle_hotplug_event(acpi_handle handle, u32 type, void *data) { struct acpiphp_context *context; + u32 ost_code = ACPI_OST_SC_SUCCESS; switch (type) { case ACPI_NOTIFY_BUS_CHECK: case ACPI_NOTIFY_DEVICE_CHECK: + break; case ACPI_NOTIFY_EJECT_REQUEST: + ost_code = ACPI_OST_SC_EJECT_IN_PROGRESS; + acpi_evaluate_hotplug_ost(handle, type, ost_code, NULL); break; case ACPI_NOTIFY_DEVICE_WAKE: @@ -895,20 +921,21 @@ static void handle_hotplug_event(acpi_handle handle, u32 type, void *data) case ACPI_NOTIFY_FREQUENCY_MISMATCH: acpi_handle_err(handle, "Device cannot be configured due " "to a frequency mismatch\n"); - return; + goto out; case ACPI_NOTIFY_BUS_MODE_MISMATCH: acpi_handle_err(handle, "Device cannot be configured due " "to a bus mode mismatch\n"); - return; + goto out; case ACPI_NOTIFY_POWER_FAULT: acpi_handle_err(handle, "Device has suffered a power fault\n"); - return; + goto out; default: acpi_handle_warn(handle, "Unsupported event type 0x%x\n", type); - return; + ost_code = ACPI_OST_SC_UNRECOGNIZED_NOTIFY; + goto out; } mutex_lock(&acpiphp_context_lock); @@ -917,8 +944,14 @@ static void handle_hotplug_event(acpi_handle handle, u32 type, void *data) get_bridge(context->func.parent); acpiphp_put_context(context); alloc_acpi_hp_work(handle, type, context, hotplug_event_work); + mutex_unlock(&acpiphp_context_lock); + return; } mutex_unlock(&acpiphp_context_lock); + ost_code = ACPI_OST_SC_NON_SPECIFIC_FAILURE; + + out: + acpi_evaluate_hotplug_ost(handle, type, ost_code, NULL); } /* diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c index b35f93c232c..d5f90d6383b 100644 --- a/drivers/pci/msi.c +++ b/drivers/pci/msi.c @@ -30,7 +30,6 @@ static int pci_msi_enable = 1; /* Arch hooks */ -#if defined(CONFIG_GENERIC_HARDIRQS) int __weak arch_setup_msi_irq(struct pci_dev *dev, struct msi_desc *desc) { struct msi_chip *chip = dev->bus->msi; @@ -67,21 +66,6 @@ int __weak arch_msi_check_device(struct pci_dev *dev, int nvec, int type) return chip->check_device(chip, dev, nvec, type); } -#else -int __weak arch_setup_msi_irq(struct pci_dev *dev, struct msi_desc *desc) -{ - return -ENOSYS; -} - -void __weak arch_teardown_msi_irq(unsigned int irq) -{ -} - -int __weak arch_msi_check_device(struct pci_dev *dev, int nvec, int type) -{ - return 0; -} -#endif /* CONFIG_GENERIC_HARDIRQS */ int __weak arch_setup_msi_irqs(struct pci_dev *dev, int nvec, int type) { @@ -245,8 +229,6 @@ static void msix_mask_irq(struct msi_desc *desc, u32 flag) desc->masked = __msix_mask_irq(desc, flag); } -#ifdef CONFIG_GENERIC_HARDIRQS - static void msi_set_mask_bit(struct irq_data *data, u32 flag) { struct msi_desc *desc = irq_data_get_msi(data); @@ -270,8 +252,6 @@ void unmask_msi_irq(struct irq_data *data) msi_set_mask_bit(data, 0); } -#endif /* CONFIG_GENERIC_HARDIRQS */ - void __read_msi_msg(struct msi_desc *entry, struct msi_msg *msg) { BUG_ON(entry->dev->current_state != PCI_D0); @@ -382,10 +362,8 @@ static void free_msi_irqs(struct pci_dev *dev) nvec = entry->nvec_used; else nvec = 1 << entry->msi_attrib.multiple; -#ifdef CONFIG_GENERIC_HARDIRQS for (i = 0; i < nvec; i++) BUG_ON(irq_has_action(entry->irq + i)); -#endif } arch_teardown_msi_irqs(dev); diff --git a/drivers/platform/x86/apple-gmux.c b/drivers/platform/x86/apple-gmux.c index f74bfcbb7ba..8eea2efbbb6 100644 --- a/drivers/platform/x86/apple-gmux.c +++ b/drivers/platform/x86/apple-gmux.c @@ -393,17 +393,21 @@ static void gmux_notify_handler(acpi_handle device, u32 value, void *context) complete(&gmux_data->powerchange_done); } -static int gmux_suspend(struct pnp_dev *pnp, pm_message_t state) +static int gmux_suspend(struct device *dev) { + struct pnp_dev *pnp = to_pnp_dev(dev); struct apple_gmux_data *gmux_data = pnp_get_drvdata(pnp); + gmux_data->resume_client_id = gmux_active_client(gmux_data); gmux_disable_interrupts(gmux_data); return 0; } -static int gmux_resume(struct pnp_dev *pnp) +static int gmux_resume(struct device *dev) { + struct pnp_dev *pnp = to_pnp_dev(dev); struct apple_gmux_data *gmux_data = pnp_get_drvdata(pnp); + gmux_enable_interrupts(gmux_data); gmux_switchto(gmux_data->resume_client_id); if (gmux_data->power_state == VGA_SWITCHEROO_OFF) @@ -605,13 +609,19 @@ static const struct pnp_device_id gmux_device_ids[] = { {"", 0} }; +static const struct dev_pm_ops gmux_dev_pm_ops = { + .suspend = gmux_suspend, + .resume = gmux_resume, +}; + static struct pnp_driver gmux_pnp_driver = { .name = "apple-gmux", .probe = gmux_probe, .remove = gmux_remove, .id_table = gmux_device_ids, - .suspend = gmux_suspend, - .resume = gmux_resume + .driver = { + .pm = &gmux_dev_pm_ops, + }, }; static int __init apple_gmux_init(void) diff --git a/drivers/pnp/driver.c b/drivers/pnp/driver.c index 12adb43a069..a39ee38a941 100644 --- a/drivers/pnp/driver.c +++ b/drivers/pnp/driver.c @@ -163,6 +163,13 @@ static int __pnp_bus_suspend(struct device *dev, pm_message_t state) if (!pnp_drv) return 0; + if (pnp_drv->driver.pm && pnp_drv->driver.pm->suspend) { + error = pnp_drv->driver.pm->suspend(dev); + suspend_report_result(pnp_drv->driver.pm->suspend, error); + if (error) + return error; + } + if (pnp_drv->suspend) { error = pnp_drv->suspend(pnp_dev, state); if (error) @@ -211,6 +218,12 @@ static int pnp_bus_resume(struct device *dev) return error; } + if (pnp_drv->driver.pm && pnp_drv->driver.pm->resume) { + error = pnp_drv->driver.pm->resume(dev); + if (error) + return error; + } + if (pnp_drv->resume) { error = pnp_drv->resume(pnp_dev); if (error) diff --git a/drivers/power/Kconfig b/drivers/power/Kconfig index bb49ab684f9..e6f92b45091 100644 --- a/drivers/power/Kconfig +++ b/drivers/power/Kconfig @@ -269,7 +269,6 @@ config CHARGER_ISP1704 config CHARGER_MAX8903 tristate "MAX8903 Battery DC-DC Charger for USB and Adapter Power" - depends on GENERIC_HARDIRQS help Say Y to enable support for the MAX8903 DC-DC charger and sysfs. The driver supports controlling charger-enable and current-limit @@ -370,7 +369,7 @@ config AB8500_BM config BATTERY_GOLDFISH tristate "Goldfish battery driver" - depends on GENERIC_HARDIRQS && (GOLDFISH || COMPILE_TEST) + depends on GOLDFISH || COMPILE_TEST help Say Y to enable support for the battery and AC power in the Goldfish emulator. diff --git a/drivers/pps/clients/Kconfig b/drivers/pps/clients/Kconfig index 6efd9b60d8f..0c9f2805d07 100644 --- a/drivers/pps/clients/Kconfig +++ b/drivers/pps/clients/Kconfig @@ -31,7 +31,7 @@ config PPS_CLIENT_PARPORT config PPS_CLIENT_GPIO tristate "PPS client using GPIO" - depends on PPS && GENERIC_HARDIRQS + depends on PPS help If you say yes here you get support for a PPS source using GPIO. To be useful you must also register a platform device diff --git a/drivers/pps/clients/pps-gpio.c b/drivers/pps/clients/pps-gpio.c index eae0eda9ff3..9966124ad98 100644 --- a/drivers/pps/clients/pps-gpio.c +++ b/drivers/pps/clients/pps-gpio.c @@ -184,7 +184,6 @@ static int pps_gpio_remove(struct platform_device *pdev) { struct pps_gpio_device_data *data = platform_get_drvdata(pdev); - platform_set_drvdata(pdev, NULL); pps_unregister_source(data->pps); dev_info(&pdev->dev, "removed IRQ %d as PPS source\n", data->irq); return 0; diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig index 9e3498bf302..9654aa3c05c 100644 --- a/drivers/rtc/Kconfig +++ b/drivers/rtc/Kconfig @@ -1249,6 +1249,15 @@ config RTC_DRV_SIRFSOC Say "yes" here to support the real time clock on SiRF SOC chips. This driver can also be built as a module called rtc-sirfsoc. +config RTC_DRV_MOXART + tristate "MOXA ART RTC" + help + If you say yes here you get support for the MOXA ART + RTC module. + + This driver can also be built as a module. If so, the module + will be called rtc-moxart + comment "HID Sensor RTC drivers" config RTC_DRV_HID_SENSOR_TIME diff --git a/drivers/rtc/Makefile b/drivers/rtc/Makefile index d3b4488f48f..2dff3d2009b 100644 --- a/drivers/rtc/Makefile +++ b/drivers/rtc/Makefile @@ -130,3 +130,4 @@ obj-$(CONFIG_RTC_DRV_WM831X) += rtc-wm831x.o obj-$(CONFIG_RTC_DRV_WM8350) += rtc-wm8350.o obj-$(CONFIG_RTC_DRV_X1205) += rtc-x1205.o obj-$(CONFIG_RTC_DRV_SIRFSOC) += rtc-sirfsoc.o +obj-$(CONFIG_RTC_DRV_MOXART) += rtc-moxart.o diff --git a/drivers/rtc/rtc-cmos.c b/drivers/rtc/rtc-cmos.c index be06d7150de..24e733c98f8 100644 --- a/drivers/rtc/rtc-cmos.c +++ b/drivers/rtc/rtc-cmos.c @@ -1018,23 +1018,6 @@ static void __exit cmos_pnp_remove(struct pnp_dev *pnp) cmos_do_remove(&pnp->dev); } -#ifdef CONFIG_PM - -static int cmos_pnp_suspend(struct pnp_dev *pnp, pm_message_t mesg) -{ - return cmos_suspend(&pnp->dev); -} - -static int cmos_pnp_resume(struct pnp_dev *pnp) -{ - return cmos_resume(&pnp->dev); -} - -#else -#define cmos_pnp_suspend NULL -#define cmos_pnp_resume NULL -#endif - static void cmos_pnp_shutdown(struct pnp_dev *pnp) { if (system_state == SYSTEM_POWER_OFF && !cmos_poweroff(&pnp->dev)) @@ -1060,8 +1043,11 @@ static struct pnp_driver cmos_pnp_driver = { /* flag ensures resume() gets called, and stops syslog spam */ .flags = PNP_DRIVER_RES_DO_NOT_CHANGE, - .suspend = cmos_pnp_suspend, - .resume = cmos_pnp_resume, +#ifdef CONFIG_PM_SLEEP + .driver = { + .pm = &cmos_pm_ops, + }, +#endif }; #endif /* CONFIG_PNP */ diff --git a/drivers/rtc/rtc-ds1511.c b/drivers/rtc/rtc-ds1511.c index 308a8fefe76..bc7b4fcf603 100644 --- a/drivers/rtc/rtc-ds1511.c +++ b/drivers/rtc/rtc-ds1511.c @@ -89,7 +89,6 @@ enum ds1511reg { struct rtc_plat_data { struct rtc_device *rtc; void __iomem *ioaddr; /* virtual base address */ - int size; /* amount of memory mapped */ int irq; unsigned int irqen; int alrm_sec; @@ -479,20 +478,14 @@ static int ds1511_rtc_probe(struct platform_device *pdev) struct rtc_plat_data *pdata; int ret = 0; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) - return -ENODEV; - pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL); if (!pdata) return -ENOMEM; - pdata->size = resource_size(res); - if (!devm_request_mem_region(&pdev->dev, res->start, pdata->size, - pdev->name)) - return -EBUSY; - ds1511_base = devm_ioremap(&pdev->dev, res->start, pdata->size); - if (!ds1511_base) - return -ENOMEM; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + ds1511_base = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(ds1511_base)) + return PTR_ERR(ds1511_base); pdata->ioaddr = ds1511_base; pdata->irq = platform_get_irq(pdev, 0); diff --git a/drivers/rtc/rtc-ds1553.c b/drivers/rtc/rtc-ds1553.c index 8c6c952e90b..fd31571941f 100644 --- a/drivers/rtc/rtc-ds1553.c +++ b/drivers/rtc/rtc-ds1553.c @@ -285,19 +285,14 @@ static int ds1553_rtc_probe(struct platform_device *pdev) void __iomem *ioaddr; int ret = 0; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) - return -ENODEV; pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL); if (!pdata) return -ENOMEM; - if (!devm_request_mem_region(&pdev->dev, res->start, RTC_REG_SIZE, - pdev->name)) - return -EBUSY; - ioaddr = devm_ioremap(&pdev->dev, res->start, RTC_REG_SIZE); - if (!ioaddr) - return -ENOMEM; + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + ioaddr = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(ioaddr)) + return PTR_ERR(ioaddr); pdata->ioaddr = ioaddr; pdata->irq = platform_get_irq(pdev, 0); diff --git a/drivers/rtc/rtc-ds1742.c b/drivers/rtc/rtc-ds1742.c index eccdc62ae1c..17b73fdc3b6 100644 --- a/drivers/rtc/rtc-ds1742.c +++ b/drivers/rtc/rtc-ds1742.c @@ -52,11 +52,9 @@ #define RTC_BATT_FLAG 0x80 struct rtc_plat_data { - struct rtc_device *rtc; void __iomem *ioaddr_nvram; void __iomem *ioaddr_rtc; size_t size_nvram; - size_t size; unsigned long last_jiffies; struct bin_attribute nvram_attr; }; @@ -117,11 +115,7 @@ static int ds1742_rtc_read_time(struct device *dev, struct rtc_time *tm) /* year is 1900 + tm->tm_year */ tm->tm_year = bcd2bin(year) + bcd2bin(century) * 100 - 1900; - if (rtc_valid_tm(tm) < 0) { - dev_err(dev, "retrieved date/time is not valid.\n"); - rtc_time_to_tm(0, tm); - } - return 0; + return rtc_valid_tm(tm); } static const struct rtc_class_ops ds1742_rtc_ops = { @@ -168,22 +162,17 @@ static int ds1742_rtc_probe(struct platform_device *pdev) void __iomem *ioaddr; int ret = 0; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) - return -ENODEV; pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL); if (!pdata) return -ENOMEM; - pdata->size = resource_size(res); - if (!devm_request_mem_region(&pdev->dev, res->start, pdata->size, - pdev->name)) - return -EBUSY; - ioaddr = devm_ioremap(&pdev->dev, res->start, pdata->size); - if (!ioaddr) - return -ENOMEM; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + ioaddr = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(ioaddr)) + return PTR_ERR(ioaddr); pdata->ioaddr_nvram = ioaddr; - pdata->size_nvram = pdata->size - RTC_SIZE; + pdata->size_nvram = resource_size(res) - RTC_SIZE; pdata->ioaddr_rtc = ioaddr + pdata->size_nvram; sysfs_bin_attr_init(&pdata->nvram_attr); @@ -212,7 +201,6 @@ static int ds1742_rtc_probe(struct platform_device *pdev) &ds1742_rtc_ops, THIS_MODULE); if (IS_ERR(rtc)) return PTR_ERR(rtc); - pdata->rtc = rtc; ret = sysfs_create_bin_file(&pdev->dev.kobj, &pdata->nvram_attr); diff --git a/drivers/rtc/rtc-ep93xx.c b/drivers/rtc/rtc-ep93xx.c index 549b3c3792d..580e7b56bde 100644 --- a/drivers/rtc/rtc-ep93xx.c +++ b/drivers/rtc/rtc-ep93xx.c @@ -138,17 +138,9 @@ static int ep93xx_rtc_probe(struct platform_device *pdev) return -ENOMEM; res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) - return -ENXIO; - - if (!devm_request_mem_region(&pdev->dev, res->start, - resource_size(res), pdev->name)) - return -EBUSY; - - ep93xx_rtc->mmio_base = devm_ioremap(&pdev->dev, res->start, - resource_size(res)); - if (!ep93xx_rtc->mmio_base) - return -ENXIO; + ep93xx_rtc->mmio_base = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(ep93xx_rtc->mmio_base)) + return PTR_ERR(ep93xx_rtc->mmio_base); pdev->dev.platform_data = ep93xx_rtc; platform_set_drvdata(pdev, ep93xx_rtc); diff --git a/drivers/rtc/rtc-hid-sensor-time.c b/drivers/rtc/rtc-hid-sensor-time.c index 7273b0139e5..4e2a81854f5 100644 --- a/drivers/rtc/rtc-hid-sensor-time.c +++ b/drivers/rtc/rtc-hid-sensor-time.c @@ -23,10 +23,6 @@ #include <linux/iio/iio.h> #include <linux/rtc.h> -/* Format: HID-SENSOR-usage_id_in_hex */ -/* Usage ID from spec for Time: 0x2000A0 */ -#define DRIVER_NAME "HID-SENSOR-2000a0" /* must be lowercase */ - enum hid_time_channel { CHANNEL_SCAN_INDEX_YEAR, CHANNEL_SCAN_INDEX_MONTH, @@ -283,9 +279,11 @@ static int hid_time_probe(struct platform_device *pdev) "hid-sensor-time", &hid_time_rtc_ops, THIS_MODULE); - if (IS_ERR(time_state->rtc)) { + if (IS_ERR_OR_NULL(time_state->rtc)) { + ret = time_state->rtc ? PTR_ERR(time_state->rtc) : -ENODEV; + time_state->rtc = NULL; + sensor_hub_remove_callback(hsdev, HID_USAGE_SENSOR_TIME); dev_err(&pdev->dev, "rtc device register failed!\n"); - return PTR_ERR(time_state->rtc); } return ret; @@ -300,9 +298,19 @@ static int hid_time_remove(struct platform_device *pdev) return 0; } +static struct platform_device_id hid_time_ids[] = { + { + /* Format: HID-SENSOR-usage_id_in_hex_lowercase */ + .name = "HID-SENSOR-2000a0", + }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(platform, hid_time_ids); + static struct platform_driver hid_time_platform_driver = { + .id_table = hid_time_ids, .driver = { - .name = DRIVER_NAME, + .name = KBUILD_MODNAME, .owner = THIS_MODULE, }, .probe = hid_time_probe, diff --git a/drivers/rtc/rtc-imxdi.c b/drivers/rtc/rtc-imxdi.c index d3a8c8e255d..abd7f9091f3 100644 --- a/drivers/rtc/rtc-imxdi.c +++ b/drivers/rtc/rtc-imxdi.c @@ -375,24 +375,16 @@ static int __init dryice_rtc_probe(struct platform_device *pdev) struct imxdi_dev *imxdi; int rc; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) - return -ENODEV; - imxdi = devm_kzalloc(&pdev->dev, sizeof(*imxdi), GFP_KERNEL); if (!imxdi) return -ENOMEM; imxdi->pdev = pdev; - if (!devm_request_mem_region(&pdev->dev, res->start, resource_size(res), - pdev->name)) - return -EBUSY; - - imxdi->ioaddr = devm_ioremap(&pdev->dev, res->start, - resource_size(res)); - if (imxdi->ioaddr == NULL) - return -ENOMEM; + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + imxdi->ioaddr = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(imxdi->ioaddr)) + return PTR_ERR(imxdi->ioaddr); spin_lock_init(&imxdi->irq_lock); diff --git a/drivers/rtc/rtc-lpc32xx.c b/drivers/rtc/rtc-lpc32xx.c index 8276ae94a2a..bfdbcb82d06 100644 --- a/drivers/rtc/rtc-lpc32xx.c +++ b/drivers/rtc/rtc-lpc32xx.c @@ -201,16 +201,9 @@ static int lpc32xx_rtc_probe(struct platform_device *pdev) { struct resource *res; struct lpc32xx_rtc *rtc; - resource_size_t size; int rtcirq; u32 tmp; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) { - dev_err(&pdev->dev, "Can't get memory resource\n"); - return -ENOENT; - } - rtcirq = platform_get_irq(pdev, 0); if (rtcirq < 0 || rtcirq >= NR_IRQS) { dev_warn(&pdev->dev, "Can't get interrupt resource\n"); @@ -224,19 +217,10 @@ static int lpc32xx_rtc_probe(struct platform_device *pdev) } rtc->irq = rtcirq; - size = resource_size(res); - - if (!devm_request_mem_region(&pdev->dev, res->start, size, - pdev->name)) { - dev_err(&pdev->dev, "RTC registers are not free\n"); - return -EBUSY; - } - - rtc->rtc_base = devm_ioremap(&pdev->dev, res->start, size); - if (!rtc->rtc_base) { - dev_err(&pdev->dev, "Can't map memory\n"); - return -ENOMEM; - } + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + rtc->rtc_base = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(rtc->rtc_base)) + return PTR_ERR(rtc->rtc_base); spin_lock_init(&rtc->lock); diff --git a/drivers/rtc/rtc-max77686.c b/drivers/rtc/rtc-max77686.c index 9915cb96014..9efe118a28b 100644 --- a/drivers/rtc/rtc-max77686.c +++ b/drivers/rtc/rtc-max77686.c @@ -240,9 +240,9 @@ static int max77686_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm) } alrm->pending = 0; - ret = regmap_read(info->max77686->regmap, MAX77686_REG_STATUS1, &val); + ret = regmap_read(info->max77686->regmap, MAX77686_REG_STATUS2, &val); if (ret < 0) { - dev_err(info->dev, "%s:%d fail to read status1 reg(%d)\n", + dev_err(info->dev, "%s:%d fail to read status2 reg(%d)\n", __func__, __LINE__, ret); goto out; } diff --git a/drivers/rtc/rtc-moxart.c b/drivers/rtc/rtc-moxart.c new file mode 100644 index 00000000000..c29dee0946e --- /dev/null +++ b/drivers/rtc/rtc-moxart.c @@ -0,0 +1,330 @@ +/* + * MOXA ART RTC driver. + * + * Copyright (C) 2013 Jonas Jensen + * + * Jonas Jensen <jonas.jensen@gmail.com> + * + * Based on code from + * Moxa Technology Co., Ltd. <www.moxa.com> + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/delay.h> +#include <linux/rtc.h> +#include <linux/platform_device.h> +#include <linux/module.h> +#include <linux/gpio.h> +#include <linux/of_gpio.h> + +#define GPIO_RTC_RESERVED 0x0C +#define GPIO_RTC_DATA_SET 0x10 +#define GPIO_RTC_DATA_CLEAR 0x14 +#define GPIO_RTC_PIN_PULL_ENABLE 0x18 +#define GPIO_RTC_PIN_PULL_TYPE 0x1C +#define GPIO_RTC_INT_ENABLE 0x20 +#define GPIO_RTC_INT_RAW_STATE 0x24 +#define GPIO_RTC_INT_MASKED_STATE 0x28 +#define GPIO_RTC_INT_MASK 0x2C +#define GPIO_RTC_INT_CLEAR 0x30 +#define GPIO_RTC_INT_TRIGGER 0x34 +#define GPIO_RTC_INT_BOTH 0x38 +#define GPIO_RTC_INT_RISE_NEG 0x3C +#define GPIO_RTC_BOUNCE_ENABLE 0x40 +#define GPIO_RTC_BOUNCE_PRE_SCALE 0x44 +#define GPIO_RTC_PROTECT_W 0x8E +#define GPIO_RTC_PROTECT_R 0x8F +#define GPIO_RTC_YEAR_W 0x8C +#define GPIO_RTC_YEAR_R 0x8D +#define GPIO_RTC_DAY_W 0x8A +#define GPIO_RTC_DAY_R 0x8B +#define GPIO_RTC_MONTH_W 0x88 +#define GPIO_RTC_MONTH_R 0x89 +#define GPIO_RTC_DATE_W 0x86 +#define GPIO_RTC_DATE_R 0x87 +#define GPIO_RTC_HOURS_W 0x84 +#define GPIO_RTC_HOURS_R 0x85 +#define GPIO_RTC_MINUTES_W 0x82 +#define GPIO_RTC_MINUTES_R 0x83 +#define GPIO_RTC_SECONDS_W 0x80 +#define GPIO_RTC_SECONDS_R 0x81 +#define GPIO_RTC_DELAY_TIME 8 + +struct moxart_rtc { + struct rtc_device *rtc; + spinlock_t rtc_lock; + int gpio_data, gpio_sclk, gpio_reset; +}; + +static int day_of_year[12] = { 0, 31, 59, 90, 120, 151, 181, + 212, 243, 273, 304, 334 }; + +static void moxart_rtc_write_byte(struct device *dev, u8 data) +{ + struct moxart_rtc *moxart_rtc = dev_get_drvdata(dev); + int i; + + for (i = 0; i < 8; i++, data >>= 1) { + gpio_set_value(moxart_rtc->gpio_sclk, 0); + gpio_set_value(moxart_rtc->gpio_data, ((data & 1) == 1)); + udelay(GPIO_RTC_DELAY_TIME); + gpio_set_value(moxart_rtc->gpio_sclk, 1); + udelay(GPIO_RTC_DELAY_TIME); + } +} + +static u8 moxart_rtc_read_byte(struct device *dev) +{ + struct moxart_rtc *moxart_rtc = dev_get_drvdata(dev); + int i; + u8 data = 0; + + for (i = 0; i < 8; i++) { + gpio_set_value(moxart_rtc->gpio_sclk, 0); + udelay(GPIO_RTC_DELAY_TIME); + gpio_set_value(moxart_rtc->gpio_sclk, 1); + udelay(GPIO_RTC_DELAY_TIME); + if (gpio_get_value(moxart_rtc->gpio_data)) + data |= (1 << i); + udelay(GPIO_RTC_DELAY_TIME); + } + return data; +} + +static u8 moxart_rtc_read_register(struct device *dev, u8 cmd) +{ + struct moxart_rtc *moxart_rtc = dev_get_drvdata(dev); + u8 data; + unsigned long flags; + + local_irq_save(flags); + + gpio_direction_output(moxart_rtc->gpio_data, 0); + gpio_set_value(moxart_rtc->gpio_reset, 1); + udelay(GPIO_RTC_DELAY_TIME); + moxart_rtc_write_byte(dev, cmd); + gpio_direction_input(moxart_rtc->gpio_data); + udelay(GPIO_RTC_DELAY_TIME); + data = moxart_rtc_read_byte(dev); + gpio_set_value(moxart_rtc->gpio_sclk, 0); + gpio_set_value(moxart_rtc->gpio_reset, 0); + udelay(GPIO_RTC_DELAY_TIME); + + local_irq_restore(flags); + + return data; +} + +static void moxart_rtc_write_register(struct device *dev, u8 cmd, u8 data) +{ + struct moxart_rtc *moxart_rtc = dev_get_drvdata(dev); + unsigned long flags; + + local_irq_save(flags); + + gpio_direction_output(moxart_rtc->gpio_data, 0); + gpio_set_value(moxart_rtc->gpio_reset, 1); + udelay(GPIO_RTC_DELAY_TIME); + moxart_rtc_write_byte(dev, cmd); + moxart_rtc_write_byte(dev, data); + gpio_set_value(moxart_rtc->gpio_sclk, 0); + gpio_set_value(moxart_rtc->gpio_reset, 0); + udelay(GPIO_RTC_DELAY_TIME); + + local_irq_restore(flags); +} + +static int moxart_rtc_set_time(struct device *dev, struct rtc_time *tm) +{ + struct moxart_rtc *moxart_rtc = dev_get_drvdata(dev); + + spin_lock_irq(&moxart_rtc->rtc_lock); + + moxart_rtc_write_register(dev, GPIO_RTC_PROTECT_W, 0); + moxart_rtc_write_register(dev, GPIO_RTC_YEAR_W, + (((tm->tm_year - 100) / 10) << 4) | + ((tm->tm_year - 100) % 10)); + + moxart_rtc_write_register(dev, GPIO_RTC_MONTH_W, + (((tm->tm_mon + 1) / 10) << 4) | + ((tm->tm_mon + 1) % 10)); + + moxart_rtc_write_register(dev, GPIO_RTC_DATE_W, + ((tm->tm_mday / 10) << 4) | + (tm->tm_mday % 10)); + + moxart_rtc_write_register(dev, GPIO_RTC_HOURS_W, + ((tm->tm_hour / 10) << 4) | + (tm->tm_hour % 10)); + + moxart_rtc_write_register(dev, GPIO_RTC_MINUTES_W, + ((tm->tm_min / 10) << 4) | + (tm->tm_min % 10)); + + moxart_rtc_write_register(dev, GPIO_RTC_SECONDS_W, + ((tm->tm_sec / 10) << 4) | + (tm->tm_sec % 10)); + + moxart_rtc_write_register(dev, GPIO_RTC_PROTECT_W, 0x80); + + spin_unlock_irq(&moxart_rtc->rtc_lock); + + dev_dbg(dev, "%s: success tm_year=%d tm_mon=%d\n" + "tm_mday=%d tm_hour=%d tm_min=%d tm_sec=%d\n", + __func__, tm->tm_year, tm->tm_mon, tm->tm_mday, + tm->tm_hour, tm->tm_min, tm->tm_sec); + + return 0; +} + +static int moxart_rtc_read_time(struct device *dev, struct rtc_time *tm) +{ + struct moxart_rtc *moxart_rtc = dev_get_drvdata(dev); + unsigned char v; + + spin_lock_irq(&moxart_rtc->rtc_lock); + + v = moxart_rtc_read_register(dev, GPIO_RTC_SECONDS_R); + tm->tm_sec = (((v & 0x70) >> 4) * 10) + (v & 0x0F); + + v = moxart_rtc_read_register(dev, GPIO_RTC_MINUTES_R); + tm->tm_min = (((v & 0x70) >> 4) * 10) + (v & 0x0F); + + v = moxart_rtc_read_register(dev, GPIO_RTC_HOURS_R); + if (v & 0x80) { /* 12-hour mode */ + tm->tm_hour = (((v & 0x10) >> 4) * 10) + (v & 0x0F); + if (v & 0x20) { /* PM mode */ + tm->tm_hour += 12; + if (tm->tm_hour >= 24) + tm->tm_hour = 0; + } + } else { /* 24-hour mode */ + tm->tm_hour = (((v & 0x30) >> 4) * 10) + (v & 0x0F); + } + + v = moxart_rtc_read_register(dev, GPIO_RTC_DATE_R); + tm->tm_mday = (((v & 0x30) >> 4) * 10) + (v & 0x0F); + + v = moxart_rtc_read_register(dev, GPIO_RTC_MONTH_R); + tm->tm_mon = (((v & 0x10) >> 4) * 10) + (v & 0x0F); + tm->tm_mon--; + + v = moxart_rtc_read_register(dev, GPIO_RTC_YEAR_R); + tm->tm_year = (((v & 0xF0) >> 4) * 10) + (v & 0x0F); + tm->tm_year += 100; + if (tm->tm_year <= 69) + tm->tm_year += 100; + + v = moxart_rtc_read_register(dev, GPIO_RTC_DAY_R); + tm->tm_wday = (v & 0x0f) - 1; + tm->tm_yday = day_of_year[tm->tm_mon]; + tm->tm_yday += (tm->tm_mday - 1); + if (tm->tm_mon >= 2) { + if (!(tm->tm_year % 4) && (tm->tm_year % 100)) + tm->tm_yday++; + } + + tm->tm_isdst = 0; + + spin_unlock_irq(&moxart_rtc->rtc_lock); + + return 0; +} + +static const struct rtc_class_ops moxart_rtc_ops = { + .read_time = moxart_rtc_read_time, + .set_time = moxart_rtc_set_time, +}; + +static int moxart_rtc_probe(struct platform_device *pdev) +{ + struct moxart_rtc *moxart_rtc; + int ret = 0; + + moxart_rtc = devm_kzalloc(&pdev->dev, sizeof(*moxart_rtc), GFP_KERNEL); + if (!moxart_rtc) { + dev_err(&pdev->dev, "devm_kzalloc failed\n"); + return -ENOMEM; + } + + moxart_rtc->gpio_data = of_get_named_gpio(pdev->dev.of_node, + "gpio-rtc-data", 0); + if (!gpio_is_valid(moxart_rtc->gpio_data)) { + dev_err(&pdev->dev, "invalid gpio (data): %d\n", + moxart_rtc->gpio_data); + return moxart_rtc->gpio_data; + } + + moxart_rtc->gpio_sclk = of_get_named_gpio(pdev->dev.of_node, + "gpio-rtc-sclk", 0); + if (!gpio_is_valid(moxart_rtc->gpio_sclk)) { + dev_err(&pdev->dev, "invalid gpio (sclk): %d\n", + moxart_rtc->gpio_sclk); + return moxart_rtc->gpio_sclk; + } + + moxart_rtc->gpio_reset = of_get_named_gpio(pdev->dev.of_node, + "gpio-rtc-reset", 0); + if (!gpio_is_valid(moxart_rtc->gpio_reset)) { + dev_err(&pdev->dev, "invalid gpio (reset): %d\n", + moxart_rtc->gpio_reset); + return moxart_rtc->gpio_reset; + } + + spin_lock_init(&moxart_rtc->rtc_lock); + platform_set_drvdata(pdev, moxart_rtc); + + ret = devm_gpio_request(&pdev->dev, moxart_rtc->gpio_data, "rtc_data"); + if (ret) { + dev_err(&pdev->dev, "can't get rtc_data gpio\n"); + return ret; + } + + ret = devm_gpio_request_one(&pdev->dev, moxart_rtc->gpio_sclk, + GPIOF_DIR_OUT, "rtc_sclk"); + if (ret) { + dev_err(&pdev->dev, "can't get rtc_sclk gpio\n"); + return ret; + } + + ret = devm_gpio_request_one(&pdev->dev, moxart_rtc->gpio_reset, + GPIOF_DIR_OUT, "rtc_reset"); + if (ret) { + dev_err(&pdev->dev, "can't get rtc_reset gpio\n"); + return ret; + } + + moxart_rtc->rtc = devm_rtc_device_register(&pdev->dev, pdev->name, + &moxart_rtc_ops, + THIS_MODULE); + if (IS_ERR(moxart_rtc->rtc)) { + dev_err(&pdev->dev, "devm_rtc_device_register failed\n"); + return PTR_ERR(moxart_rtc->rtc); + } + + return 0; +} + +static const struct of_device_id moxart_rtc_match[] = { + { .compatible = "moxa,moxart-rtc" }, + { }, +}; + +static struct platform_driver moxart_rtc_driver = { + .probe = moxart_rtc_probe, + .driver = { + .name = "moxart-rtc", + .owner = THIS_MODULE, + .of_match_table = moxart_rtc_match, + }, +}; +module_platform_driver(moxart_rtc_driver); + +MODULE_DESCRIPTION("MOXART RTC driver"); +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Jonas Jensen <jonas.jensen@gmail.com>"); diff --git a/drivers/rtc/rtc-mv.c b/drivers/rtc/rtc-mv.c index baab802f215..d536c5962c9 100644 --- a/drivers/rtc/rtc-mv.c +++ b/drivers/rtc/rtc-mv.c @@ -221,26 +221,17 @@ static int __init mv_rtc_probe(struct platform_device *pdev) { struct resource *res; struct rtc_plat_data *pdata; - resource_size_t size; u32 rtc_time; int ret = 0; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) - return -ENODEV; - pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL); if (!pdata) return -ENOMEM; - size = resource_size(res); - if (!devm_request_mem_region(&pdev->dev, res->start, size, - pdev->name)) - return -EBUSY; - - pdata->ioaddr = devm_ioremap(&pdev->dev, res->start, size); - if (!pdata->ioaddr) - return -ENOMEM; + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + pdata->ioaddr = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(pdata->ioaddr)) + return PTR_ERR(pdata->ioaddr); pdata->clk = devm_clk_get(&pdev->dev, NULL); /* Not all SoCs require a clock.*/ diff --git a/drivers/rtc/rtc-mxc.c b/drivers/rtc/rtc-mxc.c index ab87bacb8f8..50c57264554 100644 --- a/drivers/rtc/rtc-mxc.c +++ b/drivers/rtc/rtc-mxc.c @@ -377,22 +377,16 @@ static int mxc_rtc_probe(struct platform_device *pdev) unsigned long rate; int ret; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) - return -ENODEV; - pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL); if (!pdata) return -ENOMEM; pdata->devtype = pdev->id_entry->driver_data; - if (!devm_request_mem_region(&pdev->dev, res->start, - resource_size(res), pdev->name)) - return -EBUSY; - - pdata->ioaddr = devm_ioremap(&pdev->dev, res->start, - resource_size(res)); + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + pdata->ioaddr = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(pdata->ioaddr)) + return PTR_ERR(pdata->ioaddr); pdata->clk = devm_clk_get(&pdev->dev, NULL); if (IS_ERR(pdata->clk)) { diff --git a/drivers/rtc/rtc-nuc900.c b/drivers/rtc/rtc-nuc900.c index 22861c5e0c5..248653c74b8 100644 --- a/drivers/rtc/rtc-nuc900.c +++ b/drivers/rtc/rtc-nuc900.c @@ -99,7 +99,7 @@ static int *check_rtc_access_enable(struct nuc900_rtc *nuc900_rtc) if (!timeout) return ERR_PTR(-EPERM); - return 0; + return NULL; } static int nuc900_rtc_bcd2bin(unsigned int timereg, diff --git a/drivers/rtc/rtc-omap.c b/drivers/rtc/rtc-omap.c index c6ffbaec32a..c7d97ee5932 100644 --- a/drivers/rtc/rtc-omap.c +++ b/drivers/rtc/rtc-omap.c @@ -70,6 +70,8 @@ #define OMAP_RTC_KICK0_REG 0x6c #define OMAP_RTC_KICK1_REG 0x70 +#define OMAP_RTC_IRQWAKEEN 0x7c + /* OMAP_RTC_CTRL_REG bit fields: */ #define OMAP_RTC_CTRL_SPLIT (1<<7) #define OMAP_RTC_CTRL_DISABLE (1<<6) @@ -94,12 +96,21 @@ #define OMAP_RTC_INTERRUPTS_IT_ALARM (1<<3) #define OMAP_RTC_INTERRUPTS_IT_TIMER (1<<2) +/* OMAP_RTC_IRQWAKEEN bit fields: */ +#define OMAP_RTC_IRQWAKEEN_ALARM_WAKEEN (1<<1) + /* OMAP_RTC_KICKER values */ #define KICK0_VALUE 0x83e70b13 #define KICK1_VALUE 0x95a4f1e0 #define OMAP_RTC_HAS_KICKER 0x1 +/* + * Few RTC IP revisions has special WAKE-EN Register to enable Wakeup + * generation for event Alarm. + */ +#define OMAP_RTC_HAS_IRQWAKEEN 0x2 + static void __iomem *rtc_base; #define rtc_read(addr) readb(rtc_base + (addr)) @@ -299,12 +310,18 @@ static struct rtc_class_ops omap_rtc_ops = { static int omap_rtc_alarm; static int omap_rtc_timer; -#define OMAP_RTC_DATA_DA830_IDX 1 +#define OMAP_RTC_DATA_AM3352_IDX 1 +#define OMAP_RTC_DATA_DA830_IDX 2 static struct platform_device_id omap_rtc_devtype[] = { { .name = DRIVER_NAME, - }, { + }, + [OMAP_RTC_DATA_AM3352_IDX] = { + .name = "am3352-rtc", + .driver_data = OMAP_RTC_HAS_KICKER | OMAP_RTC_HAS_IRQWAKEEN, + }, + [OMAP_RTC_DATA_DA830_IDX] = { .name = "da830-rtc", .driver_data = OMAP_RTC_HAS_KICKER, }, @@ -316,6 +333,9 @@ static const struct of_device_id omap_rtc_of_match[] = { { .compatible = "ti,da830-rtc", .data = &omap_rtc_devtype[OMAP_RTC_DATA_DA830_IDX], }, + { .compatible = "ti,am3352-rtc", + .data = &omap_rtc_devtype[OMAP_RTC_DATA_AM3352_IDX], + }, {}, }; MODULE_DEVICE_TABLE(of, omap_rtc_of_match); @@ -464,16 +484,28 @@ static u8 irqstat; static int omap_rtc_suspend(struct device *dev) { + u8 irqwake_stat; + struct platform_device *pdev = to_platform_device(dev); + const struct platform_device_id *id_entry = + platform_get_device_id(pdev); + irqstat = rtc_read(OMAP_RTC_INTERRUPTS_REG); /* FIXME the RTC alarm is not currently acting as a wakeup event - * source, and in fact this enable() call is just saving a flag - * that's never used... + * source on some platforms, and in fact this enable() call is just + * saving a flag that's never used... */ - if (device_may_wakeup(dev)) + if (device_may_wakeup(dev)) { enable_irq_wake(omap_rtc_alarm); - else + + if (id_entry->driver_data & OMAP_RTC_HAS_IRQWAKEEN) { + irqwake_stat = rtc_read(OMAP_RTC_IRQWAKEEN); + irqwake_stat |= OMAP_RTC_IRQWAKEEN_ALARM_WAKEEN; + rtc_write(irqwake_stat, OMAP_RTC_IRQWAKEEN); + } + } else { rtc_write(0, OMAP_RTC_INTERRUPTS_REG); + } /* Disable the clock/module */ pm_runtime_put_sync(dev); @@ -483,13 +515,25 @@ static int omap_rtc_suspend(struct device *dev) static int omap_rtc_resume(struct device *dev) { + u8 irqwake_stat; + struct platform_device *pdev = to_platform_device(dev); + const struct platform_device_id *id_entry = + platform_get_device_id(pdev); + /* Enable the clock/module so that we can access the registers */ pm_runtime_get_sync(dev); - if (device_may_wakeup(dev)) + if (device_may_wakeup(dev)) { disable_irq_wake(omap_rtc_alarm); - else + + if (id_entry->driver_data & OMAP_RTC_HAS_IRQWAKEEN) { + irqwake_stat = rtc_read(OMAP_RTC_IRQWAKEEN); + irqwake_stat &= ~OMAP_RTC_IRQWAKEEN_ALARM_WAKEEN; + rtc_write(irqwake_stat, OMAP_RTC_IRQWAKEEN); + } + } else { rtc_write(irqstat, OMAP_RTC_INTERRUPTS_REG); + } return 0; } #endif diff --git a/drivers/rtc/rtc-palmas.c b/drivers/rtc/rtc-palmas.c index a1fecc8d97f..fffb7d3449d 100644 --- a/drivers/rtc/rtc-palmas.c +++ b/drivers/rtc/rtc-palmas.c @@ -238,6 +238,15 @@ static int palmas_rtc_probe(struct platform_device *pdev) struct palmas *palmas = dev_get_drvdata(pdev->dev.parent); struct palmas_rtc *palmas_rtc = NULL; int ret; + bool enable_bb_charging = false; + bool high_bb_charging; + + if (pdev->dev.of_node) { + enable_bb_charging = of_property_read_bool(pdev->dev.of_node, + "ti,backup-battery-chargeable"); + high_bb_charging = of_property_read_bool(pdev->dev.of_node, + "ti,backup-battery-charge-high-current"); + } palmas_rtc = devm_kzalloc(&pdev->dev, sizeof(struct palmas_rtc), GFP_KERNEL); @@ -254,6 +263,32 @@ static int palmas_rtc_probe(struct platform_device *pdev) palmas_rtc->dev = &pdev->dev; platform_set_drvdata(pdev, palmas_rtc); + if (enable_bb_charging) { + unsigned reg = PALMAS_BACKUP_BATTERY_CTRL_BBS_BBC_LOW_ICHRG; + + if (high_bb_charging) + reg = 0; + + ret = palmas_update_bits(palmas, PALMAS_PMU_CONTROL_BASE, + PALMAS_BACKUP_BATTERY_CTRL, + PALMAS_BACKUP_BATTERY_CTRL_BBS_BBC_LOW_ICHRG, reg); + if (ret < 0) { + dev_err(&pdev->dev, + "BACKUP_BATTERY_CTRL update failed, %d\n", ret); + return ret; + } + + ret = palmas_update_bits(palmas, PALMAS_PMU_CONTROL_BASE, + PALMAS_BACKUP_BATTERY_CTRL, + PALMAS_BACKUP_BATTERY_CTRL_BB_CHG_EN, + PALMAS_BACKUP_BATTERY_CTRL_BB_CHG_EN); + if (ret < 0) { + dev_err(&pdev->dev, + "BACKUP_BATTERY_CTRL update failed, %d\n", ret); + return ret; + } + } + /* Start RTC */ ret = palmas_update_bits(palmas, PALMAS_RTC_BASE, PALMAS_RTC_CTRL_REG, PALMAS_RTC_CTRL_REG_STOP_RTC, diff --git a/drivers/rtc/rtc-pcf2127.c b/drivers/rtc/rtc-pcf2127.c index 205b9f7da1b..1ee514a3972 100644 --- a/drivers/rtc/rtc-pcf2127.c +++ b/drivers/rtc/rtc-pcf2127.c @@ -203,11 +203,6 @@ static int pcf2127_probe(struct i2c_client *client, return 0; } -static int pcf2127_remove(struct i2c_client *client) -{ - return 0; -} - static const struct i2c_device_id pcf2127_id[] = { { "pcf2127", 0 }, { } @@ -229,7 +224,6 @@ static struct i2c_driver pcf2127_driver = { .of_match_table = of_match_ptr(pcf2127_of_match), }, .probe = pcf2127_probe, - .remove = pcf2127_remove, .id_table = pcf2127_id, }; diff --git a/drivers/rtc/rtc-sirfsoc.c b/drivers/rtc/rtc-sirfsoc.c index aa7ed4b5f7f..63460cf80f1 100644 --- a/drivers/rtc/rtc-sirfsoc.c +++ b/drivers/rtc/rtc-sirfsoc.c @@ -44,6 +44,7 @@ struct sirfsoc_rtc_drv { struct rtc_device *rtc; u32 rtc_base; u32 irq; + unsigned irq_wake; /* Overflow for every 8 years extra time */ u32 overflow_rtc; #ifdef CONFIG_PM @@ -355,8 +356,8 @@ static int sirfsoc_rtc_suspend(struct device *dev) rtcdrv->saved_counter = sirfsoc_rtc_iobrg_readl(rtcdrv->rtc_base + RTC_CN); rtcdrv->saved_overflow_rtc = rtcdrv->overflow_rtc; - if (device_may_wakeup(&pdev->dev)) - enable_irq_wake(rtcdrv->irq); + if (device_may_wakeup(&pdev->dev) && !enable_irq_wake(rtcdrv->irq)) + rtcdrv->irq_wake = 1; return 0; } @@ -423,8 +424,10 @@ static int sirfsoc_rtc_resume(struct device *dev) struct platform_device *pdev = to_platform_device(dev); struct sirfsoc_rtc_drv *rtcdrv = platform_get_drvdata(pdev); sirfsoc_rtc_thaw(dev); - if (device_may_wakeup(&pdev->dev)) + if (device_may_wakeup(&pdev->dev) && rtcdrv->irq_wake) { disable_irq_wake(rtcdrv->irq); + rtcdrv->irq_wake = 0; + } return 0; } @@ -434,8 +437,10 @@ static int sirfsoc_rtc_restore(struct device *dev) struct platform_device *pdev = to_platform_device(dev); struct sirfsoc_rtc_drv *rtcdrv = platform_get_drvdata(pdev); - if (device_may_wakeup(&pdev->dev)) + if (device_may_wakeup(&pdev->dev) && rtcdrv->irq_wake) { disable_irq_wake(rtcdrv->irq); + rtcdrv->irq_wake = 0; + } return 0; } diff --git a/drivers/rtc/rtc-stk17ta8.c b/drivers/rtc/rtc-stk17ta8.c index af5e97e3f27..a176ba61468 100644 --- a/drivers/rtc/rtc-stk17ta8.c +++ b/drivers/rtc/rtc-stk17ta8.c @@ -294,19 +294,14 @@ static int stk17ta8_rtc_probe(struct platform_device *pdev) void __iomem *ioaddr; int ret = 0; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) - return -ENODEV; - pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL); if (!pdata) return -ENOMEM; - if (!devm_request_mem_region(&pdev->dev, res->start, RTC_REG_SIZE, - pdev->name)) - return -EBUSY; - ioaddr = devm_ioremap(&pdev->dev, res->start, RTC_REG_SIZE); - if (!ioaddr) - return -ENOMEM; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + ioaddr = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(ioaddr)) + return PTR_ERR(ioaddr); pdata->ioaddr = ioaddr; pdata->irq = platform_get_irq(pdev, 0); diff --git a/drivers/rtc/rtc-tx4939.c b/drivers/rtc/rtc-tx4939.c index f9a0677e4e3..4f87234e0de 100644 --- a/drivers/rtc/rtc-tx4939.c +++ b/drivers/rtc/rtc-tx4939.c @@ -244,9 +244,6 @@ static int __init tx4939_rtc_probe(struct platform_device *pdev) struct resource *res; int irq, ret; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) - return -ENODEV; irq = platform_get_irq(pdev, 0); if (irq < 0) return -ENODEV; @@ -255,13 +252,10 @@ static int __init tx4939_rtc_probe(struct platform_device *pdev) return -ENOMEM; platform_set_drvdata(pdev, pdata); - if (!devm_request_mem_region(&pdev->dev, res->start, - resource_size(res), pdev->name)) - return -EBUSY; - pdata->rtcreg = devm_ioremap(&pdev->dev, res->start, - resource_size(res)); - if (!pdata->rtcreg) - return -EBUSY; + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + pdata->rtcreg = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(pdata->rtcreg)) + return PTR_ERR(pdata->rtcreg); spin_lock_init(&pdata->lock); tx4939_rtc_cmd(pdata->rtcreg, TX4939_RTCCTL_COMMAND_NOP); diff --git a/drivers/s390/block/dasd_diag.c b/drivers/s390/block/dasd_diag.c index feca317b33d..92bd22ce676 100644 --- a/drivers/s390/block/dasd_diag.c +++ b/drivers/s390/block/dasd_diag.c @@ -645,7 +645,7 @@ dasd_diag_init(void) } ASCEBC(dasd_diag_discipline.ebcname, 4); - service_subclass_irq_register(); + irq_subclass_register(IRQ_SUBCLASS_SERVICE_SIGNAL); register_external_interrupt(0x2603, dasd_ext_handler); dasd_diag_discipline_pointer = &dasd_diag_discipline; return 0; @@ -655,7 +655,7 @@ static void __exit dasd_diag_cleanup(void) { unregister_external_interrupt(0x2603, dasd_ext_handler); - service_subclass_irq_unregister(); + irq_subclass_unregister(IRQ_SUBCLASS_SERVICE_SIGNAL); dasd_diag_discipline_pointer = NULL; } diff --git a/drivers/s390/char/fs3270.c b/drivers/s390/char/fs3270.c index 96e52bf7593..f93cc32eb81 100644 --- a/drivers/s390/char/fs3270.c +++ b/drivers/s390/char/fs3270.c @@ -524,20 +524,20 @@ static const struct file_operations fs3270_fops = { .llseek = no_llseek, }; -void fs3270_create_cb(int minor) +static void fs3270_create_cb(int minor) { __register_chrdev(IBM_FS3270_MAJOR, minor, 1, "tub", &fs3270_fops); device_create(class3270, NULL, MKDEV(IBM_FS3270_MAJOR, minor), NULL, "3270/tub%d", minor); } -void fs3270_destroy_cb(int minor) +static void fs3270_destroy_cb(int minor) { device_destroy(class3270, MKDEV(IBM_FS3270_MAJOR, minor)); __unregister_chrdev(IBM_FS3270_MAJOR, minor, 1, "tub"); } -struct raw3270_notifier fs3270_notifier = +static struct raw3270_notifier fs3270_notifier = { .create = fs3270_create_cb, .destroy = fs3270_destroy_cb, diff --git a/drivers/s390/char/sclp.c b/drivers/s390/char/sclp.c index 3e4fb4e858d..a3aa374799d 100644 --- a/drivers/s390/char/sclp.c +++ b/drivers/s390/char/sclp.c @@ -910,12 +910,12 @@ sclp_check_interface(void) spin_unlock_irqrestore(&sclp_lock, flags); /* Enable service-signal interruption - needs to happen * with IRQs enabled. */ - service_subclass_irq_register(); + irq_subclass_register(IRQ_SUBCLASS_SERVICE_SIGNAL); /* Wait for signal from interrupt or timeout */ sclp_sync_wait(); /* Disable service-signal interruption - needs to happen * with IRQs enabled. */ - service_subclass_irq_unregister(); + irq_subclass_unregister(IRQ_SUBCLASS_SERVICE_SIGNAL); spin_lock_irqsave(&sclp_lock, flags); del_timer(&sclp_request_timer); if (sclp_init_req.status == SCLP_REQ_DONE && @@ -1131,7 +1131,7 @@ sclp_init(void) spin_unlock_irqrestore(&sclp_lock, flags); /* Enable service-signal external interruption - needs to happen with * IRQs enabled. */ - service_subclass_irq_register(); + irq_subclass_register(IRQ_SUBCLASS_SERVICE_SIGNAL); sclp_init_mask(1); return 0; diff --git a/drivers/s390/char/tty3270.c b/drivers/s390/char/tty3270.c index cee69dac3e1..a0f47c83fd6 100644 --- a/drivers/s390/char/tty3270.c +++ b/drivers/s390/char/tty3270.c @@ -1845,17 +1845,17 @@ static const struct tty_operations tty3270_ops = { .set_termios = tty3270_set_termios }; -void tty3270_create_cb(int minor) +static void tty3270_create_cb(int minor) { tty_register_device(tty3270_driver, minor - RAW3270_FIRSTMINOR, NULL); } -void tty3270_destroy_cb(int minor) +static void tty3270_destroy_cb(int minor) { tty_unregister_device(tty3270_driver, minor - RAW3270_FIRSTMINOR); } -struct raw3270_notifier tty3270_notifier = +static struct raw3270_notifier tty3270_notifier = { .create = tty3270_create_cb, .destroy = tty3270_destroy_cb, diff --git a/drivers/s390/char/zcore.c b/drivers/s390/char/zcore.c index 9e5e14686e7..794820a123d 100644 --- a/drivers/s390/char/zcore.c +++ b/drivers/s390/char/zcore.c @@ -30,8 +30,8 @@ #define TRACE(x...) debug_sprintf_event(zcore_dbf, 1, x) -#define TO_USER 0 -#define TO_KERNEL 1 +#define TO_USER 1 +#define TO_KERNEL 0 #define CHUNK_INFO_SIZE 34 /* 2 16-byte char, each followed by blank */ enum arch_id { @@ -73,7 +73,7 @@ static struct ipl_parameter_block *ipl_block; * @count: Size of buffer, which should be copied * @mode: Either TO_KERNEL or TO_USER */ -static int memcpy_hsa(void *dest, unsigned long src, size_t count, int mode) +int memcpy_hsa(void *dest, unsigned long src, size_t count, int mode) { int offs, blk_num; static char buf[PAGE_SIZE] __attribute__((__aligned__(PAGE_SIZE))); diff --git a/drivers/s390/crypto/ap_bus.c b/drivers/s390/crypto/ap_bus.c index d4174b82a1a..02300dcfac9 100644 --- a/drivers/s390/crypto/ap_bus.c +++ b/drivers/s390/crypto/ap_bus.c @@ -413,7 +413,7 @@ __ap_send(ap_qid_t qid, unsigned long long psmid, void *msg, size_t length, register unsigned long reg2 asm ("2") = (unsigned long) msg; register unsigned long reg3 asm ("3") = (unsigned long) length; register unsigned long reg4 asm ("4") = (unsigned int) (psmid >> 32); - register unsigned long reg5 asm ("5") = (unsigned int) psmid; + register unsigned long reg5 asm ("5") = psmid & 0xffffffff; if (special == 1) reg0 |= 0x400000UL; diff --git a/drivers/s390/kvm/kvm_virtio.c b/drivers/s390/kvm/kvm_virtio.c index 2ea6165366b..af2166fa515 100644 --- a/drivers/s390/kvm/kvm_virtio.c +++ b/drivers/s390/kvm/kvm_virtio.c @@ -472,7 +472,7 @@ static int __init kvm_devices_init(void) INIT_WORK(&hotplug_work, hotplug_devices); - service_subclass_irq_register(); + irq_subclass_register(IRQ_SUBCLASS_SERVICE_SIGNAL); register_external_interrupt(0x2603, kvm_extint_handler); scan_devices(); diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c index ff12d4677cc..596480022b0 100644 --- a/drivers/scsi/qla2xxx/qla_target.c +++ b/drivers/scsi/qla2xxx/qla_target.c @@ -10,7 +10,7 @@ * * Forward port and refactoring to modern qla2xxx and target/configfs * - * Copyright (C) 2010-2011 Nicholas A. Bellinger <nab@kernel.org> + * Copyright (C) 2010-2013 Nicholas A. Bellinger <nab@kernel.org> * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License diff --git a/drivers/scsi/qla2xxx/tcm_qla2xxx.c b/drivers/scsi/qla2xxx/tcm_qla2xxx.c index a6da313e253..f85b9e5c1f0 100644 --- a/drivers/scsi/qla2xxx/tcm_qla2xxx.c +++ b/drivers/scsi/qla2xxx/tcm_qla2xxx.c @@ -2,12 +2,9 @@ * This file contains tcm implementation using v4 configfs fabric infrastructure * for QLogic target mode HBAs * - * ?? Copyright 2010-2011 RisingTide Systems LLC. + * (c) Copyright 2010-2013 Datera, Inc. * - * Licensed to the Linux Foundation under the General Public License (GPL) - * version 2. - * - * Author: Nicholas A. Bellinger <nab@risingtidesystems.com> + * Author: Nicholas A. Bellinger <nab@daterainc.com> * * tcm_qla2xxx_parse_wwn() and tcm_qla2xxx_format_wwn() contains code from * the TCM_FC / Open-FCoE.org fabric module. @@ -360,6 +357,14 @@ static int tcm_qla2xxx_check_prod_write_protect(struct se_portal_group *se_tpg) return QLA_TPG_ATTRIB(tpg)->prod_mode_write_protect; } +static int tcm_qla2xxx_check_demo_mode_login_only(struct se_portal_group *se_tpg) +{ + struct tcm_qla2xxx_tpg *tpg = container_of(se_tpg, + struct tcm_qla2xxx_tpg, se_tpg); + + return QLA_TPG_ATTRIB(tpg)->demo_mode_login_only; +} + static struct se_node_acl *tcm_qla2xxx_alloc_fabric_acl( struct se_portal_group *se_tpg) { @@ -489,38 +494,13 @@ static u32 tcm_qla2xxx_sess_get_index(struct se_session *se_sess) return 0; } -/* - * The LIO target core uses DMA_TO_DEVICE to mean that data is going - * to the target (eg handling a WRITE) and DMA_FROM_DEVICE to mean - * that data is coming from the target (eg handling a READ). However, - * this is just the opposite of what we have to tell the DMA mapping - * layer -- eg when handling a READ, the HBA will have to DMA the data - * out of memory so it can send it to the initiator, which means we - * need to use DMA_TO_DEVICE when we map the data. - */ -static enum dma_data_direction tcm_qla2xxx_mapping_dir(struct se_cmd *se_cmd) -{ - if (se_cmd->se_cmd_flags & SCF_BIDI) - return DMA_BIDIRECTIONAL; - - switch (se_cmd->data_direction) { - case DMA_TO_DEVICE: - return DMA_FROM_DEVICE; - case DMA_FROM_DEVICE: - return DMA_TO_DEVICE; - case DMA_NONE: - default: - return DMA_NONE; - } -} - static int tcm_qla2xxx_write_pending(struct se_cmd *se_cmd) { struct qla_tgt_cmd *cmd = container_of(se_cmd, struct qla_tgt_cmd, se_cmd); cmd->bufflen = se_cmd->data_length; - cmd->dma_data_direction = tcm_qla2xxx_mapping_dir(se_cmd); + cmd->dma_data_direction = target_reverse_dma_direction(se_cmd); cmd->sg_cnt = se_cmd->t_data_nents; cmd->sg = se_cmd->t_data_sg; @@ -656,7 +636,7 @@ static int tcm_qla2xxx_queue_data_in(struct se_cmd *se_cmd) struct qla_tgt_cmd, se_cmd); cmd->bufflen = se_cmd->data_length; - cmd->dma_data_direction = tcm_qla2xxx_mapping_dir(se_cmd); + cmd->dma_data_direction = target_reverse_dma_direction(se_cmd); cmd->aborted = (se_cmd->transport_state & CMD_T_ABORTED); cmd->sg_cnt = se_cmd->t_data_nents; @@ -680,7 +660,7 @@ static int tcm_qla2xxx_queue_status(struct se_cmd *se_cmd) cmd->sg = NULL; cmd->sg_cnt = 0; cmd->offset = 0; - cmd->dma_data_direction = tcm_qla2xxx_mapping_dir(se_cmd); + cmd->dma_data_direction = target_reverse_dma_direction(se_cmd); cmd->aborted = (se_cmd->transport_state & CMD_T_ABORTED); if (se_cmd->data_direction == DMA_FROM_DEVICE) { @@ -939,11 +919,19 @@ DEF_QLA_TPG_ATTR_BOOL(prod_mode_write_protect); DEF_QLA_TPG_ATTRIB(prod_mode_write_protect); QLA_TPG_ATTR(prod_mode_write_protect, S_IRUGO | S_IWUSR); +/* + * Define tcm_qla2xxx_tpg_attrib_s_demo_mode_login_only + */ +DEF_QLA_TPG_ATTR_BOOL(demo_mode_login_only); +DEF_QLA_TPG_ATTRIB(demo_mode_login_only); +QLA_TPG_ATTR(demo_mode_login_only, S_IRUGO | S_IWUSR); + static struct configfs_attribute *tcm_qla2xxx_tpg_attrib_attrs[] = { &tcm_qla2xxx_tpg_attrib_generate_node_acls.attr, &tcm_qla2xxx_tpg_attrib_cache_dynamic_acls.attr, &tcm_qla2xxx_tpg_attrib_demo_mode_write_protect.attr, &tcm_qla2xxx_tpg_attrib_prod_mode_write_protect.attr, + &tcm_qla2xxx_tpg_attrib_demo_mode_login_only.attr, NULL, }; @@ -1042,6 +1030,7 @@ static struct se_portal_group *tcm_qla2xxx_make_tpg( QLA_TPG_ATTRIB(tpg)->generate_node_acls = 1; QLA_TPG_ATTRIB(tpg)->demo_mode_write_protect = 1; QLA_TPG_ATTRIB(tpg)->cache_dynamic_acls = 1; + QLA_TPG_ATTRIB(tpg)->demo_mode_login_only = 1; ret = core_tpg_register(&tcm_qla2xxx_fabric_configfs->tf_ops, wwn, &tpg->se_tpg, tpg, TRANSPORT_TPG_TYPE_NORMAL); @@ -1736,7 +1725,7 @@ static struct target_core_fabric_ops tcm_qla2xxx_ops = { tcm_qla2xxx_check_demo_write_protect, .tpg_check_prod_mode_write_protect = tcm_qla2xxx_check_prod_write_protect, - .tpg_check_demo_mode_login_only = tcm_qla2xxx_check_true, + .tpg_check_demo_mode_login_only = tcm_qla2xxx_check_demo_mode_login_only, .tpg_alloc_fabric_acl = tcm_qla2xxx_alloc_fabric_acl, .tpg_release_fabric_acl = tcm_qla2xxx_release_fabric_acl, .tpg_get_inst_index = tcm_qla2xxx_tpg_get_inst_index, @@ -1784,7 +1773,7 @@ static struct target_core_fabric_ops tcm_qla2xxx_npiv_ops = { .tpg_check_demo_mode_cache = tcm_qla2xxx_check_true, .tpg_check_demo_mode_write_protect = tcm_qla2xxx_check_true, .tpg_check_prod_mode_write_protect = tcm_qla2xxx_check_false, - .tpg_check_demo_mode_login_only = tcm_qla2xxx_check_true, + .tpg_check_demo_mode_login_only = tcm_qla2xxx_check_demo_mode_login_only, .tpg_alloc_fabric_acl = tcm_qla2xxx_alloc_fabric_acl, .tpg_release_fabric_acl = tcm_qla2xxx_release_fabric_acl, .tpg_get_inst_index = tcm_qla2xxx_tpg_get_inst_index, diff --git a/drivers/scsi/qla2xxx/tcm_qla2xxx.h b/drivers/scsi/qla2xxx/tcm_qla2xxx.h index 9ba075fe978..329327528a5 100644 --- a/drivers/scsi/qla2xxx/tcm_qla2xxx.h +++ b/drivers/scsi/qla2xxx/tcm_qla2xxx.h @@ -29,6 +29,7 @@ struct tcm_qla2xxx_tpg_attrib { int cache_dynamic_acls; int demo_mode_write_protect; int prod_mode_write_protect; + int demo_mode_login_only; }; struct tcm_qla2xxx_tpg { diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig index 0170d4c4a8a..b9c53cc40e1 100644 --- a/drivers/spi/Kconfig +++ b/drivers/spi/Kconfig @@ -55,7 +55,6 @@ comment "SPI Master Controller Drivers" config SPI_ALTERA tristate "Altera SPI Controller" - depends on GENERIC_HARDIRQS select SPI_BITBANG help This is the driver for the Altera SPI Controller. @@ -358,7 +357,7 @@ config SPI_PXA2XX_DMA config SPI_PXA2XX tristate "PXA2xx SSP SPI master" - depends on (ARCH_PXA || PCI || ACPI) && GENERIC_HARDIRQS + depends on (ARCH_PXA || PCI || ACPI) select PXA_SSP if ARCH_PXA help This enables using a PXA2xx or Sodaville SSP port as a SPI master diff --git a/drivers/staging/android/ashmem.c b/drivers/staging/android/ashmem.c index 21a3f725053..8e76ddca099 100644 --- a/drivers/staging/android/ashmem.c +++ b/drivers/staging/android/ashmem.c @@ -341,27 +341,26 @@ out: /* * ashmem_shrink - our cache shrinker, called from mm/vmscan.c :: shrink_slab * - * 'nr_to_scan' is the number of objects (pages) to prune, or 0 to query how - * many objects (pages) we have in total. + * 'nr_to_scan' is the number of objects to scan for freeing. * * 'gfp_mask' is the mask of the allocation that got us into this mess. * - * Return value is the number of objects (pages) remaining, or -1 if we cannot + * Return value is the number of objects freed or -1 if we cannot * proceed without risk of deadlock (due to gfp_mask). * * We approximate LRU via least-recently-unpinned, jettisoning unpinned partial * chunks of ashmem regions LRU-wise one-at-a-time until we hit 'nr_to_scan' * pages freed. */ -static int ashmem_shrink(struct shrinker *s, struct shrink_control *sc) +static unsigned long +ashmem_shrink_scan(struct shrinker *shrink, struct shrink_control *sc) { struct ashmem_range *range, *next; + unsigned long freed = 0; /* We might recurse into filesystem code, so bail out if necessary */ - if (sc->nr_to_scan && !(sc->gfp_mask & __GFP_FS)) - return -1; - if (!sc->nr_to_scan) - return lru_count; + if (!(sc->gfp_mask & __GFP_FS)) + return SHRINK_STOP; mutex_lock(&ashmem_mutex); list_for_each_entry_safe(range, next, &ashmem_lru_list, lru) { @@ -374,17 +373,32 @@ static int ashmem_shrink(struct shrinker *s, struct shrink_control *sc) range->purged = ASHMEM_WAS_PURGED; lru_del(range); - sc->nr_to_scan -= range_size(range); - if (sc->nr_to_scan <= 0) + freed += range_size(range); + if (--sc->nr_to_scan <= 0) break; } mutex_unlock(&ashmem_mutex); + return freed; +} +static unsigned long +ashmem_shrink_count(struct shrinker *shrink, struct shrink_control *sc) +{ + /* + * note that lru_count is count of pages on the lru, not a count of + * objects on the list. This means the scan function needs to return the + * number of pages freed, not the number of objects scanned. + */ return lru_count; } static struct shrinker ashmem_shrinker = { - .shrink = ashmem_shrink, + .count_objects = ashmem_shrink_count, + .scan_objects = ashmem_shrink_scan, + /* + * XXX (dchinner): I wish people would comment on why they need on + * significant changes to the default value here + */ .seeks = DEFAULT_SEEKS * 4, }; @@ -690,11 +704,11 @@ static long ashmem_ioctl(struct file *file, unsigned int cmd, unsigned long arg) if (capable(CAP_SYS_ADMIN)) { struct shrink_control sc = { .gfp_mask = GFP_KERNEL, - .nr_to_scan = 0, + .nr_to_scan = LONG_MAX, }; - ret = ashmem_shrink(&ashmem_shrinker, &sc); - sc.nr_to_scan = ret; - ashmem_shrink(&ashmem_shrinker, &sc); + + nodes_setall(sc.nodes_to_scan); + ashmem_shrink_scan(&ashmem_shrinker, &sc); } break; } diff --git a/drivers/staging/android/logger.c b/drivers/staging/android/logger.c index a8c344422a7..d42f5785f09 100644 --- a/drivers/staging/android/logger.c +++ b/drivers/staging/android/logger.c @@ -481,7 +481,7 @@ static ssize_t logger_aio_write(struct kiocb *iocb, const struct iovec *iov, header.sec = now.tv_sec; header.nsec = now.tv_nsec; header.euid = current_euid(); - header.len = min_t(size_t, iocb->ki_left, LOGGER_ENTRY_MAX_PAYLOAD); + header.len = min_t(size_t, iocb->ki_nbytes, LOGGER_ENTRY_MAX_PAYLOAD); header.hdr_size = sizeof(struct logger_entry); /* null writes succeed, return zero */ diff --git a/drivers/staging/android/lowmemorykiller.c b/drivers/staging/android/lowmemorykiller.c index fe74494868e..6f094b37f1f 100644 --- a/drivers/staging/android/lowmemorykiller.c +++ b/drivers/staging/android/lowmemorykiller.c @@ -66,11 +66,20 @@ static unsigned long lowmem_deathpending_timeout; pr_info(x); \ } while (0) -static int lowmem_shrink(struct shrinker *s, struct shrink_control *sc) +static unsigned long lowmem_count(struct shrinker *s, + struct shrink_control *sc) +{ + return global_page_state(NR_ACTIVE_ANON) + + global_page_state(NR_ACTIVE_FILE) + + global_page_state(NR_INACTIVE_ANON) + + global_page_state(NR_INACTIVE_FILE); +} + +static unsigned long lowmem_scan(struct shrinker *s, struct shrink_control *sc) { struct task_struct *tsk; struct task_struct *selected = NULL; - int rem = 0; + unsigned long rem = 0; int tasksize; int i; short min_score_adj = OOM_SCORE_ADJ_MAX + 1; @@ -92,19 +101,17 @@ static int lowmem_shrink(struct shrinker *s, struct shrink_control *sc) break; } } - if (sc->nr_to_scan > 0) - lowmem_print(3, "lowmem_shrink %lu, %x, ofree %d %d, ma %hd\n", - sc->nr_to_scan, sc->gfp_mask, other_free, - other_file, min_score_adj); - rem = global_page_state(NR_ACTIVE_ANON) + - global_page_state(NR_ACTIVE_FILE) + - global_page_state(NR_INACTIVE_ANON) + - global_page_state(NR_INACTIVE_FILE); - if (sc->nr_to_scan <= 0 || min_score_adj == OOM_SCORE_ADJ_MAX + 1) { - lowmem_print(5, "lowmem_shrink %lu, %x, return %d\n", - sc->nr_to_scan, sc->gfp_mask, rem); - return rem; + + lowmem_print(3, "lowmem_scan %lu, %x, ofree %d %d, ma %hd\n", + sc->nr_to_scan, sc->gfp_mask, other_free, + other_file, min_score_adj); + + if (min_score_adj == OOM_SCORE_ADJ_MAX + 1) { + lowmem_print(5, "lowmem_scan %lu, %x, return 0\n", + sc->nr_to_scan, sc->gfp_mask); + return 0; } + selected_oom_score_adj = min_score_adj; rcu_read_lock(); @@ -154,16 +161,18 @@ static int lowmem_shrink(struct shrinker *s, struct shrink_control *sc) lowmem_deathpending_timeout = jiffies + HZ; send_sig(SIGKILL, selected, 0); set_tsk_thread_flag(selected, TIF_MEMDIE); - rem -= selected_tasksize; + rem += selected_tasksize; } - lowmem_print(4, "lowmem_shrink %lu, %x, return %d\n", + + lowmem_print(4, "lowmem_scan %lu, %x, return %lu\n", sc->nr_to_scan, sc->gfp_mask, rem); rcu_read_unlock(); return rem; } static struct shrinker lowmem_shrinker = { - .shrink = lowmem_shrink, + .scan_objects = lowmem_scan, + .count_objects = lowmem_count, .seeks = DEFAULT_SEEKS * 16 }; diff --git a/drivers/staging/lustre/include/linux/libcfs/linux/linux-mem.h b/drivers/staging/lustre/include/linux/libcfs/linux/linux-mem.h index 63efb7b456c..2af15d41e77 100644 --- a/drivers/staging/lustre/include/linux/libcfs/linux/linux-mem.h +++ b/drivers/staging/lustre/include/linux/libcfs/linux/linux-mem.h @@ -79,42 +79,4 @@ do { __oldfs = get_fs(); set_fs(get_ds());} while(0) #define MMSPACE_CLOSE set_fs(__oldfs) -/* - * Shrinker - */ - -# define SHRINKER_ARGS(sc, nr_to_scan, gfp_mask) \ - struct shrinker *shrinker, \ - struct shrink_control *sc -# define shrink_param(sc, var) ((sc)->var) - -typedef int (*shrinker_t)(SHRINKER_ARGS(sc, nr_to_scan, gfp_mask)); - -static inline -struct shrinker *set_shrinker(int seek, shrinker_t func) -{ - struct shrinker *s; - - s = kmalloc(sizeof(*s), GFP_KERNEL); - if (s == NULL) - return (NULL); - - s->shrink = func; - s->seeks = seek; - - register_shrinker(s); - - return s; -} - -static inline -void remove_shrinker(struct shrinker *shrinker) -{ - if (shrinker == NULL) - return; - - unregister_shrinker(shrinker); - kfree(shrinker); -} - #endif /* __LINUX_CFS_MEM_H__ */ diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_pool.c b/drivers/staging/lustre/lustre/ldlm/ldlm_pool.c index 454027d68d5..0025ee6356d 100644 --- a/drivers/staging/lustre/lustre/ldlm/ldlm_pool.c +++ b/drivers/staging/lustre/lustre/ldlm/ldlm_pool.c @@ -521,7 +521,7 @@ static int ldlm_cli_pool_shrink(struct ldlm_pool *pl, int nr, unsigned int gfp_mask) { struct ldlm_namespace *ns; - int canceled = 0, unused; + int unused; ns = ldlm_pl2ns(pl); @@ -540,14 +540,10 @@ static int ldlm_cli_pool_shrink(struct ldlm_pool *pl, unused = ns->ns_nr_unused; spin_unlock(&ns->ns_lock); - if (nr) { - canceled = ldlm_cancel_lru(ns, nr, LCF_ASYNC, - LDLM_CANCEL_SHRINK); - } - /* - * Return the number of potentially reclaimable locks. - */ - return ((unused - canceled) / 100) * sysctl_vfs_cache_pressure; + if (nr == 0) + return (unused / 100) * sysctl_vfs_cache_pressure; + else + return ldlm_cancel_lru(ns, nr, LCF_ASYNC, LDLM_CANCEL_SHRINK); } struct ldlm_pool_ops ldlm_srv_pool_ops = { @@ -601,9 +597,10 @@ int ldlm_pool_recalc(struct ldlm_pool *pl) return recalc_interval_sec; } -/** +/* * Pool shrink wrapper. Will call either client or server pool recalc callback - * depending what pool \a pl is used. + * depending what pool pl is used. When nr == 0, just return the number of + * freeable locks. Otherwise, return the number of canceled locks. */ int ldlm_pool_shrink(struct ldlm_pool *pl, int nr, unsigned int gfp_mask) @@ -1017,29 +1014,24 @@ static int ldlm_pool_granted(struct ldlm_pool *pl) } static struct ptlrpc_thread *ldlm_pools_thread; -static struct shrinker *ldlm_pools_srv_shrinker; -static struct shrinker *ldlm_pools_cli_shrinker; static struct completion ldlm_pools_comp; /* - * Cancel \a nr locks from all namespaces (if possible). Returns number of - * cached locks after shrink is finished. All namespaces are asked to - * cancel approximately equal amount of locks to keep balancing. + * count locks from all namespaces (if possible). Returns number of + * cached locks. */ -static int ldlm_pools_shrink(ldlm_side_t client, int nr, - unsigned int gfp_mask) +static unsigned long ldlm_pools_count(ldlm_side_t client, unsigned int gfp_mask) { - int total = 0, cached = 0, nr_ns; + int total = 0, nr_ns; struct ldlm_namespace *ns; struct ldlm_namespace *ns_old = NULL; /* loop detection */ void *cookie; - if (client == LDLM_NAMESPACE_CLIENT && nr != 0 && - !(gfp_mask & __GFP_FS)) - return -1; + if (client == LDLM_NAMESPACE_CLIENT && !(gfp_mask & __GFP_FS)) + return 0; - CDEBUG(D_DLMTRACE, "Request to shrink %d %s locks from all pools\n", - nr, client == LDLM_NAMESPACE_CLIENT ? "client" : "server"); + CDEBUG(D_DLMTRACE, "Request to count %s locks from all pools\n", + client == LDLM_NAMESPACE_CLIENT ? "client" : "server"); cookie = cl_env_reenter(); @@ -1047,8 +1039,7 @@ static int ldlm_pools_shrink(ldlm_side_t client, int nr, * Find out how many resources we may release. */ for (nr_ns = ldlm_namespace_nr_read(client); - nr_ns > 0; nr_ns--) - { + nr_ns > 0; nr_ns--) { mutex_lock(ldlm_namespace_lock(client)); if (list_empty(ldlm_namespace_list(client))) { mutex_unlock(ldlm_namespace_lock(client)); @@ -1078,17 +1069,27 @@ static int ldlm_pools_shrink(ldlm_side_t client, int nr, ldlm_namespace_put(ns); } - if (nr == 0 || total == 0) { - cl_env_reexit(cookie); - return total; - } + cl_env_reexit(cookie); + return total; +} + +static unsigned long ldlm_pools_scan(ldlm_side_t client, int nr, unsigned int gfp_mask) +{ + unsigned long freed = 0; + int tmp, nr_ns; + struct ldlm_namespace *ns; + void *cookie; + + if (client == LDLM_NAMESPACE_CLIENT && !(gfp_mask & __GFP_FS)) + return -1; + + cookie = cl_env_reenter(); /* - * Shrink at least ldlm_namespace_nr(client) namespaces. + * Shrink at least ldlm_namespace_nr_read(client) namespaces. */ - for (nr_ns = ldlm_namespace_nr_read(client) - nr_ns; - nr_ns > 0; nr_ns--) - { + for (tmp = nr_ns = ldlm_namespace_nr_read(client); + tmp > 0; tmp--) { int cancel, nr_locks; /* @@ -1097,12 +1098,6 @@ static int ldlm_pools_shrink(ldlm_side_t client, int nr, mutex_lock(ldlm_namespace_lock(client)); if (list_empty(ldlm_namespace_list(client))) { mutex_unlock(ldlm_namespace_lock(client)); - /* - * If list is empty, we can't return any @cached > 0, - * that probably would cause needless shrinker - * call. - */ - cached = 0; break; } ns = ldlm_namespace_first_locked(client); @@ -1111,29 +1106,42 @@ static int ldlm_pools_shrink(ldlm_side_t client, int nr, mutex_unlock(ldlm_namespace_lock(client)); nr_locks = ldlm_pool_granted(&ns->ns_pool); - cancel = 1 + nr_locks * nr / total; - ldlm_pool_shrink(&ns->ns_pool, cancel, gfp_mask); - cached += ldlm_pool_granted(&ns->ns_pool); + /* + * We use to shrink propotionally but with new shrinker API, + * we lost the total number of freeable locks. + */ + cancel = 1 + min_t(int, nr_locks, nr / nr_ns); + freed += ldlm_pool_shrink(&ns->ns_pool, cancel, gfp_mask); ldlm_namespace_put(ns); } cl_env_reexit(cookie); - /* we only decrease the SLV in server pools shrinker, return -1 to - * kernel to avoid needless loop. LU-1128 */ - return (client == LDLM_NAMESPACE_SERVER) ? -1 : cached; + /* + * we only decrease the SLV in server pools shrinker, return + * SHRINK_STOP to kernel to avoid needless loop. LU-1128 + */ + return (client == LDLM_NAMESPACE_SERVER) ? SHRINK_STOP : freed; +} + +static unsigned long ldlm_pools_srv_count(struct shrinker *s, struct shrink_control *sc) +{ + return ldlm_pools_count(LDLM_NAMESPACE_SERVER, sc->gfp_mask); } -static int ldlm_pools_srv_shrink(SHRINKER_ARGS(sc, nr_to_scan, gfp_mask)) +static unsigned long ldlm_pools_srv_scan(struct shrinker *s, struct shrink_control *sc) { - return ldlm_pools_shrink(LDLM_NAMESPACE_SERVER, - shrink_param(sc, nr_to_scan), - shrink_param(sc, gfp_mask)); + return ldlm_pools_scan(LDLM_NAMESPACE_SERVER, sc->nr_to_scan, + sc->gfp_mask); } -static int ldlm_pools_cli_shrink(SHRINKER_ARGS(sc, nr_to_scan, gfp_mask)) +static unsigned long ldlm_pools_cli_count(struct shrinker *s, struct shrink_control *sc) { - return ldlm_pools_shrink(LDLM_NAMESPACE_CLIENT, - shrink_param(sc, nr_to_scan), - shrink_param(sc, gfp_mask)); + return ldlm_pools_count(LDLM_NAMESPACE_CLIENT, sc->gfp_mask); +} + +static unsigned long ldlm_pools_cli_scan(struct shrinker *s, struct shrink_control *sc) +{ + return ldlm_pools_scan(LDLM_NAMESPACE_CLIENT, sc->nr_to_scan, + sc->gfp_mask); } int ldlm_pools_recalc(ldlm_side_t client) @@ -1216,7 +1224,7 @@ int ldlm_pools_recalc(ldlm_side_t client) } /* - * Recalc at least ldlm_namespace_nr(client) namespaces. + * Recalc at least ldlm_namespace_nr_read(client) namespaces. */ for (nr = ldlm_namespace_nr_read(client); nr > 0; nr--) { int skip; @@ -1383,18 +1391,26 @@ static void ldlm_pools_thread_stop(void) ldlm_pools_thread = NULL; } +static struct shrinker ldlm_pools_srv_shrinker = { + .count_objects = ldlm_pools_srv_count, + .scan_objects = ldlm_pools_srv_scan, + .seeks = DEFAULT_SEEKS, +}; + +static struct shrinker ldlm_pools_cli_shrinker = { + .count_objects = ldlm_pools_cli_count, + .scan_objects = ldlm_pools_cli_scan, + .seeks = DEFAULT_SEEKS, +}; + int ldlm_pools_init(void) { int rc; rc = ldlm_pools_thread_start(); if (rc == 0) { - ldlm_pools_srv_shrinker = - set_shrinker(DEFAULT_SEEKS, - ldlm_pools_srv_shrink); - ldlm_pools_cli_shrinker = - set_shrinker(DEFAULT_SEEKS, - ldlm_pools_cli_shrink); + register_shrinker(&ldlm_pools_srv_shrinker); + register_shrinker(&ldlm_pools_cli_shrinker); } return rc; } @@ -1402,14 +1418,8 @@ EXPORT_SYMBOL(ldlm_pools_init); void ldlm_pools_fini(void) { - if (ldlm_pools_srv_shrinker != NULL) { - remove_shrinker(ldlm_pools_srv_shrinker); - ldlm_pools_srv_shrinker = NULL; - } - if (ldlm_pools_cli_shrinker != NULL) { - remove_shrinker(ldlm_pools_cli_shrinker); - ldlm_pools_cli_shrinker = NULL; - } + unregister_shrinker(&ldlm_pools_srv_shrinker); + unregister_shrinker(&ldlm_pools_cli_shrinker); ldlm_pools_thread_stop(); } EXPORT_SYMBOL(ldlm_pools_fini); diff --git a/drivers/staging/lustre/lustre/llite/file.c b/drivers/staging/lustre/lustre/llite/file.c index 253f02688f4..bc534db1243 100644 --- a/drivers/staging/lustre/lustre/llite/file.c +++ b/drivers/staging/lustre/lustre/llite/file.c @@ -1009,7 +1009,7 @@ static ssize_t ll_file_read(struct file *file, char *buf, size_t count, local_iov->iov_len = count; init_sync_kiocb(kiocb, file); kiocb->ki_pos = *ppos; - kiocb->ki_left = count; + kiocb->ki_nbytes = count; result = ll_file_aio_read(kiocb, local_iov, 1, kiocb->ki_pos); *ppos = kiocb->ki_pos; @@ -1068,7 +1068,7 @@ static ssize_t ll_file_write(struct file *file, const char *buf, size_t count, local_iov->iov_len = count; init_sync_kiocb(kiocb, file); kiocb->ki_pos = *ppos; - kiocb->ki_left = count; + kiocb->ki_nbytes = count; result = ll_file_aio_write(kiocb, local_iov, 1, kiocb->ki_pos); *ppos = kiocb->ki_pos; diff --git a/drivers/staging/lustre/lustre/obdclass/lu_object.c b/drivers/staging/lustre/lustre/obdclass/lu_object.c index c29ac1c2def..3a3d5bc5a62 100644 --- a/drivers/staging/lustre/lustre/obdclass/lu_object.c +++ b/drivers/staging/lustre/lustre/obdclass/lu_object.c @@ -1779,7 +1779,6 @@ int lu_env_refill_by_tags(struct lu_env *env, __u32 ctags, } EXPORT_SYMBOL(lu_env_refill_by_tags); -static struct shrinker *lu_site_shrinker = NULL; typedef struct lu_site_stats{ unsigned lss_populated; @@ -1835,61 +1834,68 @@ static void lu_site_stats_get(cfs_hash_t *hs, * objects without taking the lu_sites_guard lock, but this is not * possible in the current implementation. */ -static int lu_cache_shrink(SHRINKER_ARGS(sc, nr_to_scan, gfp_mask)) +static unsigned long lu_cache_shrink_count(struct shrinker *sk, + struct shrink_control *sc) { lu_site_stats_t stats; struct lu_site *s; struct lu_site *tmp; - int cached = 0; - int remain = shrink_param(sc, nr_to_scan); - LIST_HEAD(splice); - - if (!(shrink_param(sc, gfp_mask) & __GFP_FS)) { - if (remain != 0) - return -1; - else - /* We must not take the lu_sites_guard lock when - * __GFP_FS is *not* set because of the deadlock - * possibility detailed above. Additionally, - * since we cannot determine the number of - * objects in the cache without taking this - * lock, we're in a particularly tough spot. As - * a result, we'll just lie and say our cache is - * empty. This _should_ be ok, as we can't - * reclaim objects when __GFP_FS is *not* set - * anyways. - */ - return 0; - } + unsigned long cached = 0; - CDEBUG(D_INODE, "Shrink %d objects\n", remain); + if (!(sc->gfp_mask & __GFP_FS)) + return 0; mutex_lock(&lu_sites_guard); list_for_each_entry_safe(s, tmp, &lu_sites, ls_linkage) { - if (shrink_param(sc, nr_to_scan) != 0) { - remain = lu_site_purge(&lu_shrink_env, s, remain); - /* - * Move just shrunk site to the tail of site list to - * assure shrinking fairness. - */ - list_move_tail(&s->ls_linkage, &splice); - } - memset(&stats, 0, sizeof(stats)); lu_site_stats_get(s->ls_obj_hash, &stats, 0); cached += stats.lss_total - stats.lss_busy; - if (shrink_param(sc, nr_to_scan) && remain <= 0) - break; } - list_splice(&splice, lu_sites.prev); mutex_unlock(&lu_sites_guard); cached = (cached / 100) * sysctl_vfs_cache_pressure; - if (shrink_param(sc, nr_to_scan) == 0) - CDEBUG(D_INODE, "%d objects cached\n", cached); + CDEBUG(D_INODE, "%ld objects cached\n", cached); return cached; } +static unsigned long lu_cache_shrink_scan(struct shrinker *sk, + struct shrink_control *sc) +{ + struct lu_site *s; + struct lu_site *tmp; + unsigned long remain = sc->nr_to_scan, freed = 0; + LIST_HEAD(splice); + + if (!(sc->gfp_mask & __GFP_FS)) + /* We must not take the lu_sites_guard lock when + * __GFP_FS is *not* set because of the deadlock + * possibility detailed above. Additionally, + * since we cannot determine the number of + * objects in the cache without taking this + * lock, we're in a particularly tough spot. As + * a result, we'll just lie and say our cache is + * empty. This _should_ be ok, as we can't + * reclaim objects when __GFP_FS is *not* set + * anyways. + */ + return SHRINK_STOP; + + mutex_lock(&lu_sites_guard); + list_for_each_entry_safe(s, tmp, &lu_sites, ls_linkage) { + freed = lu_site_purge(&lu_shrink_env, s, remain); + remain -= freed; + /* + * Move just shrunk site to the tail of site list to + * assure shrinking fairness. + */ + list_move_tail(&s->ls_linkage, &splice); + } + list_splice(&splice, lu_sites.prev); + mutex_unlock(&lu_sites_guard); + + return sc->nr_to_scan - remain; +} + /* * Debugging stuff. */ @@ -1913,6 +1919,12 @@ int lu_printk_printer(const struct lu_env *env, return 0; } +static struct shrinker lu_site_shrinker = { + .count_objects = lu_cache_shrink_count, + .scan_objects = lu_cache_shrink_scan, + .seeks = DEFAULT_SEEKS, +}; + /** * Initialization of global lu_* data. */ @@ -1947,9 +1959,7 @@ int lu_global_init(void) * inode, one for ea. Unfortunately setting this high value results in * lu_object/inode cache consuming all the memory. */ - lu_site_shrinker = set_shrinker(DEFAULT_SEEKS, lu_cache_shrink); - if (lu_site_shrinker == NULL) - return -ENOMEM; + register_shrinker(&lu_site_shrinker); return result; } @@ -1959,11 +1969,7 @@ int lu_global_init(void) */ void lu_global_fini(void) { - if (lu_site_shrinker != NULL) { - remove_shrinker(lu_site_shrinker); - lu_site_shrinker = NULL; - } - + unregister_shrinker(&lu_site_shrinker); lu_context_key_degister(&lu_global_key); /* diff --git a/drivers/staging/lustre/lustre/ptlrpc/sec_bulk.c b/drivers/staging/lustre/lustre/ptlrpc/sec_bulk.c index 9013745ab10..e90c8fb7da6 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/sec_bulk.c +++ b/drivers/staging/lustre/lustre/ptlrpc/sec_bulk.c @@ -121,13 +121,6 @@ static struct ptlrpc_enc_page_pool { } page_pools; /* - * memory shrinker - */ -const int pools_shrinker_seeks = DEFAULT_SEEKS; -static struct shrinker *pools_shrinker = NULL; - - -/* * /proc/fs/lustre/sptlrpc/encrypt_page_pools */ int sptlrpc_proc_enc_pool_seq_show(struct seq_file *m, void *v) @@ -226,30 +219,46 @@ static void enc_pools_release_free_pages(long npages) } /* - * could be called frequently for query (@nr_to_scan == 0). * we try to keep at least PTLRPC_MAX_BRW_PAGES pages in the pool. */ -static int enc_pools_shrink(SHRINKER_ARGS(sc, nr_to_scan, gfp_mask)) +static unsigned long enc_pools_shrink_count(struct shrinker *s, + struct shrink_control *sc) { - if (unlikely(shrink_param(sc, nr_to_scan) != 0)) { + /* + * if no pool access for a long time, we consider it's fully idle. + * a little race here is fine. + */ + if (unlikely(cfs_time_current_sec() - page_pools.epp_last_access > + CACHE_QUIESCENT_PERIOD)) { spin_lock(&page_pools.epp_lock); - shrink_param(sc, nr_to_scan) = min_t(unsigned long, - shrink_param(sc, nr_to_scan), - page_pools.epp_free_pages - - PTLRPC_MAX_BRW_PAGES); - if (shrink_param(sc, nr_to_scan) > 0) { - enc_pools_release_free_pages(shrink_param(sc, - nr_to_scan)); - CDEBUG(D_SEC, "released %ld pages, %ld left\n", - (long)shrink_param(sc, nr_to_scan), - page_pools.epp_free_pages); - - page_pools.epp_st_shrinks++; - page_pools.epp_last_shrink = cfs_time_current_sec(); - } + page_pools.epp_idle_idx = IDLE_IDX_MAX; spin_unlock(&page_pools.epp_lock); } + LASSERT(page_pools.epp_idle_idx <= IDLE_IDX_MAX); + return max((int)page_pools.epp_free_pages - PTLRPC_MAX_BRW_PAGES, 0) * + (IDLE_IDX_MAX - page_pools.epp_idle_idx) / IDLE_IDX_MAX; +} + +/* + * we try to keep at least PTLRPC_MAX_BRW_PAGES pages in the pool. + */ +static unsigned long enc_pools_shrink_scan(struct shrinker *s, + struct shrink_control *sc) +{ + spin_lock(&page_pools.epp_lock); + sc->nr_to_scan = min_t(unsigned long, sc->nr_to_scan, + page_pools.epp_free_pages - PTLRPC_MAX_BRW_PAGES); + if (sc->nr_to_scan > 0) { + enc_pools_release_free_pages(sc->nr_to_scan); + CDEBUG(D_SEC, "released %ld pages, %ld left\n", + (long)sc->nr_to_scan, page_pools.epp_free_pages); + + page_pools.epp_st_shrinks++; + page_pools.epp_last_shrink = cfs_time_current_sec(); + } + spin_unlock(&page_pools.epp_lock); + /* * if no pool access for a long time, we consider it's fully idle. * a little race here is fine. @@ -262,8 +271,7 @@ static int enc_pools_shrink(SHRINKER_ARGS(sc, nr_to_scan, gfp_mask)) } LASSERT(page_pools.epp_idle_idx <= IDLE_IDX_MAX); - return max((int)page_pools.epp_free_pages - PTLRPC_MAX_BRW_PAGES, 0) * - (IDLE_IDX_MAX - page_pools.epp_idle_idx) / IDLE_IDX_MAX; + return sc->nr_to_scan; } static inline @@ -699,6 +707,12 @@ static inline void enc_pools_free(void) sizeof(*page_pools.epp_pools)); } +static struct shrinker pools_shrinker = { + .count_objects = enc_pools_shrink_count, + .scan_objects = enc_pools_shrink_scan, + .seeks = DEFAULT_SEEKS, +}; + int sptlrpc_enc_pool_init(void) { /* @@ -736,12 +750,7 @@ int sptlrpc_enc_pool_init(void) if (page_pools.epp_pools == NULL) return -ENOMEM; - pools_shrinker = set_shrinker(pools_shrinker_seeks, - enc_pools_shrink); - if (pools_shrinker == NULL) { - enc_pools_free(); - return -ENOMEM; - } + register_shrinker(&pools_shrinker); return 0; } @@ -750,11 +759,10 @@ void sptlrpc_enc_pool_fini(void) { unsigned long cleaned, npools; - LASSERT(pools_shrinker); LASSERT(page_pools.epp_pools); LASSERT(page_pools.epp_total_pages == page_pools.epp_free_pages); - remove_shrinker(pools_shrinker); + unregister_shrinker(&pools_shrinker); npools = npages_to_npools(page_pools.epp_total_pages); cleaned = enc_pools_cleanup(page_pools.epp_pools, npools); diff --git a/drivers/target/Makefile b/drivers/target/Makefile index 9fdcb561422..85b012d2f89 100644 --- a/drivers/target/Makefile +++ b/drivers/target/Makefile @@ -13,7 +13,8 @@ target_core_mod-y := target_core_configfs.o \ target_core_spc.o \ target_core_ua.o \ target_core_rd.o \ - target_core_stat.o + target_core_stat.o \ + target_core_xcopy.o obj-$(CONFIG_TARGET_CORE) += target_core_mod.o diff --git a/drivers/target/iscsi/iscsi_target.c b/drivers/target/iscsi/iscsi_target.c index 3a179302b90..35b61f7d6c6 100644 --- a/drivers/target/iscsi/iscsi_target.c +++ b/drivers/target/iscsi/iscsi_target.c @@ -1,9 +1,7 @@ /******************************************************************************* * This file contains main functions related to the iSCSI Target Core Driver. * - * \u00a9 Copyright 2007-2011 RisingTide Systems LLC. - * - * Licensed to the Linux Foundation under the General Public License (GPL) version 2. + * (c) Copyright 2007-2013 Datera, Inc. * * Author: Nicholas A. Bellinger <nab@linux-iscsi.org> * @@ -63,7 +61,6 @@ spinlock_t sess_idr_lock; struct iscsit_global *iscsit_global; -struct kmem_cache *lio_cmd_cache; struct kmem_cache *lio_qr_cache; struct kmem_cache *lio_dr_cache; struct kmem_cache *lio_ooo_cache; @@ -220,11 +217,6 @@ int iscsit_access_np(struct iscsi_np *np, struct iscsi_portal_group *tpg) spin_unlock_bh(&np->np_thread_lock); return -1; } - if (np->np_login_tpg) { - pr_err("np->np_login_tpg() is not NULL!\n"); - spin_unlock_bh(&np->np_thread_lock); - return -1; - } spin_unlock_bh(&np->np_thread_lock); /* * Determine if the portal group is accepting storage traffic. @@ -239,26 +231,38 @@ int iscsit_access_np(struct iscsi_np *np, struct iscsi_portal_group *tpg) /* * Here we serialize access across the TIQN+TPG Tuple. */ - ret = mutex_lock_interruptible(&tpg->np_login_lock); + ret = down_interruptible(&tpg->np_login_sem); if ((ret != 0) || signal_pending(current)) return -1; - spin_lock_bh(&np->np_thread_lock); - np->np_login_tpg = tpg; - spin_unlock_bh(&np->np_thread_lock); + spin_lock_bh(&tpg->tpg_state_lock); + if (tpg->tpg_state != TPG_STATE_ACTIVE) { + spin_unlock_bh(&tpg->tpg_state_lock); + up(&tpg->np_login_sem); + return -1; + } + spin_unlock_bh(&tpg->tpg_state_lock); return 0; } -int iscsit_deaccess_np(struct iscsi_np *np, struct iscsi_portal_group *tpg) +void iscsit_login_kref_put(struct kref *kref) +{ + struct iscsi_tpg_np *tpg_np = container_of(kref, + struct iscsi_tpg_np, tpg_np_kref); + + complete(&tpg_np->tpg_np_comp); +} + +int iscsit_deaccess_np(struct iscsi_np *np, struct iscsi_portal_group *tpg, + struct iscsi_tpg_np *tpg_np) { struct iscsi_tiqn *tiqn = tpg->tpg_tiqn; - spin_lock_bh(&np->np_thread_lock); - np->np_login_tpg = NULL; - spin_unlock_bh(&np->np_thread_lock); + up(&tpg->np_login_sem); - mutex_unlock(&tpg->np_login_lock); + if (tpg_np) + kref_put(&tpg_np->tpg_np_kref, iscsit_login_kref_put); if (tiqn) iscsit_put_tiqn_for_login(tiqn); @@ -410,20 +414,10 @@ struct iscsi_np *iscsit_add_np( int iscsit_reset_np_thread( struct iscsi_np *np, struct iscsi_tpg_np *tpg_np, - struct iscsi_portal_group *tpg) + struct iscsi_portal_group *tpg, + bool shutdown) { spin_lock_bh(&np->np_thread_lock); - if (tpg && tpg_np) { - /* - * The reset operation need only be performed when the - * passed struct iscsi_portal_group has a login in progress - * to one of the network portals. - */ - if (tpg_np->tpg_np->np_login_tpg != tpg) { - spin_unlock_bh(&np->np_thread_lock); - return 0; - } - } if (np->np_thread_state == ISCSI_NP_THREAD_INACTIVE) { spin_unlock_bh(&np->np_thread_lock); return 0; @@ -438,6 +432,12 @@ int iscsit_reset_np_thread( } spin_unlock_bh(&np->np_thread_lock); + if (tpg_np && shutdown) { + kref_put(&tpg_np->tpg_np_kref, iscsit_login_kref_put); + + wait_for_completion(&tpg_np->tpg_np_comp); + } + return 0; } @@ -497,7 +497,6 @@ static struct iscsit_transport iscsi_target_transport = { .iscsit_setup_np = iscsit_setup_np, .iscsit_accept_np = iscsit_accept_np, .iscsit_free_np = iscsit_free_np, - .iscsit_alloc_cmd = iscsit_alloc_cmd, .iscsit_get_login_rx = iscsit_get_login_rx, .iscsit_put_login_tx = iscsit_put_login_tx, .iscsit_get_dataout = iscsit_build_r2ts_for_cmd, @@ -538,22 +537,13 @@ static int __init iscsi_target_init_module(void) goto ts_out1; } - lio_cmd_cache = kmem_cache_create("lio_cmd_cache", - sizeof(struct iscsi_cmd), __alignof__(struct iscsi_cmd), - 0, NULL); - if (!lio_cmd_cache) { - pr_err("Unable to kmem_cache_create() for" - " lio_cmd_cache\n"); - goto ts_out2; - } - lio_qr_cache = kmem_cache_create("lio_qr_cache", sizeof(struct iscsi_queue_req), __alignof__(struct iscsi_queue_req), 0, NULL); if (!lio_qr_cache) { pr_err("nable to kmem_cache_create() for" " lio_qr_cache\n"); - goto cmd_out; + goto ts_out2; } lio_dr_cache = kmem_cache_create("lio_dr_cache", @@ -597,8 +587,6 @@ dr_out: kmem_cache_destroy(lio_dr_cache); qr_out: kmem_cache_destroy(lio_qr_cache); -cmd_out: - kmem_cache_destroy(lio_cmd_cache); ts_out2: iscsi_deallocate_thread_sets(); ts_out1: @@ -616,7 +604,6 @@ static void __exit iscsi_target_cleanup_module(void) iscsi_thread_set_free(); iscsit_release_discovery_tpg(); iscsit_unregister_transport(&iscsi_target_transport); - kmem_cache_destroy(lio_cmd_cache); kmem_cache_destroy(lio_qr_cache); kmem_cache_destroy(lio_dr_cache); kmem_cache_destroy(lio_ooo_cache); @@ -3447,12 +3434,10 @@ static int iscsit_build_sendtargets_response(struct iscsi_cmd *cmd) bool inaddr_any = iscsit_check_inaddr_any(np); len = sprintf(buf, "TargetAddress=" - "%s%s%s:%hu,%hu", - (np->np_sockaddr.ss_family == AF_INET6) ? - "[" : "", (inaddr_any == false) ? + "%s:%hu,%hu", + (inaddr_any == false) ? np->np_ip : conn->local_ip, - (np->np_sockaddr.ss_family == AF_INET6) ? - "]" : "", (inaddr_any == false) ? + (inaddr_any == false) ? np->np_port : conn->local_port, tpg->tpgt); len += 1; diff --git a/drivers/target/iscsi/iscsi_target.h b/drivers/target/iscsi/iscsi_target.h index 2c437cb8ca0..e936d56fb52 100644 --- a/drivers/target/iscsi/iscsi_target.h +++ b/drivers/target/iscsi/iscsi_target.h @@ -7,13 +7,15 @@ extern void iscsit_put_tiqn_for_login(struct iscsi_tiqn *); extern struct iscsi_tiqn *iscsit_add_tiqn(unsigned char *); extern void iscsit_del_tiqn(struct iscsi_tiqn *); extern int iscsit_access_np(struct iscsi_np *, struct iscsi_portal_group *); -extern int iscsit_deaccess_np(struct iscsi_np *, struct iscsi_portal_group *); +extern void iscsit_login_kref_put(struct kref *); +extern int iscsit_deaccess_np(struct iscsi_np *, struct iscsi_portal_group *, + struct iscsi_tpg_np *); extern bool iscsit_check_np_match(struct __kernel_sockaddr_storage *, struct iscsi_np *, int); extern struct iscsi_np *iscsit_add_np(struct __kernel_sockaddr_storage *, char *, int); extern int iscsit_reset_np_thread(struct iscsi_np *, struct iscsi_tpg_np *, - struct iscsi_portal_group *); + struct iscsi_portal_group *, bool); extern int iscsit_del_np(struct iscsi_np *); extern int iscsit_reject_cmd(struct iscsi_cmd *cmd, u8, unsigned char *); extern void iscsit_set_unsoliticed_dataout(struct iscsi_cmd *); @@ -37,7 +39,6 @@ extern struct target_fabric_configfs *lio_target_fabric_configfs; extern struct kmem_cache *lio_dr_cache; extern struct kmem_cache *lio_ooo_cache; -extern struct kmem_cache *lio_cmd_cache; extern struct kmem_cache *lio_qr_cache; extern struct kmem_cache *lio_r2t_cache; diff --git a/drivers/target/iscsi/iscsi_target_auth.c b/drivers/target/iscsi/iscsi_target_auth.c index cee17543278..7505fddca15 100644 --- a/drivers/target/iscsi/iscsi_target_auth.c +++ b/drivers/target/iscsi/iscsi_target_auth.c @@ -1,9 +1,7 @@ /******************************************************************************* * This file houses the main functions for the iSCSI CHAP support * - * \u00a9 Copyright 2007-2011 RisingTide Systems LLC. - * - * Licensed to the Linux Foundation under the General Public License (GPL) version 2. + * (c) Copyright 2007-2013 Datera, Inc. * * Author: Nicholas A. Bellinger <nab@linux-iscsi.org> * diff --git a/drivers/target/iscsi/iscsi_target_configfs.c b/drivers/target/iscsi/iscsi_target_configfs.c index bbfd2889316..fd145259361 100644 --- a/drivers/target/iscsi/iscsi_target_configfs.c +++ b/drivers/target/iscsi/iscsi_target_configfs.c @@ -2,9 +2,7 @@ * This file contains the configfs implementation for iSCSI Target mode * from the LIO-Target Project. * - * \u00a9 Copyright 2007-2011 RisingTide Systems LLC. - * - * Licensed to the Linux Foundation under the General Public License (GPL) version 2. + * (c) Copyright 2007-2013 Datera, Inc. * * Author: Nicholas A. Bellinger <nab@linux-iscsi.org> * @@ -265,9 +263,9 @@ static struct se_tpg_np *lio_target_call_addnptotpg( *port_str = '\0'; /* Terminate string for IP */ port_str++; /* Skip over ":" */ - ret = strict_strtoul(port_str, 0, &port); + ret = kstrtoul(port_str, 0, &port); if (ret < 0) { - pr_err("strict_strtoul() failed for port_str: %d\n", ret); + pr_err("kstrtoul() failed for port_str: %d\n", ret); return ERR_PTR(ret); } sock_in6 = (struct sockaddr_in6 *)&sockaddr; @@ -290,9 +288,9 @@ static struct se_tpg_np *lio_target_call_addnptotpg( *port_str = '\0'; /* Terminate string for IP */ port_str++; /* Skip over ":" */ - ret = strict_strtoul(port_str, 0, &port); + ret = kstrtoul(port_str, 0, &port); if (ret < 0) { - pr_err("strict_strtoul() failed for port_str: %d\n", ret); + pr_err("kstrtoul() failed for port_str: %d\n", ret); return ERR_PTR(ret); } sock_in = (struct sockaddr_in *)&sockaddr; @@ -1481,7 +1479,7 @@ static ssize_t lio_target_wwn_show_attr_lio_version( struct target_fabric_configfs *tf, char *page) { - return sprintf(page, "RisingTide Systems Linux-iSCSI Target "ISCSIT_VERSION"\n"); + return sprintf(page, "Datera Inc. iSCSI Target "ISCSIT_VERSION"\n"); } TF_WWN_ATTR_RO(lio_target, lio_version); @@ -1925,7 +1923,7 @@ static void lio_release_cmd(struct se_cmd *se_cmd) struct iscsi_cmd *cmd = container_of(se_cmd, struct iscsi_cmd, se_cmd); pr_debug("Entering lio_release_cmd for se_cmd: %p\n", se_cmd); - cmd->release_cmd(cmd); + iscsit_release_cmd(cmd); } /* End functions for target_core_fabric_ops */ diff --git a/drivers/target/iscsi/iscsi_target_core.h b/drivers/target/iscsi/iscsi_target_core.h index 4f77a78edef..9a5721b8ff9 100644 --- a/drivers/target/iscsi/iscsi_target_core.h +++ b/drivers/target/iscsi/iscsi_target_core.h @@ -9,7 +9,7 @@ #include <scsi/iscsi_proto.h> #include <target/target_core_base.h> -#define ISCSIT_VERSION "v4.1.0-rc2" +#define ISCSIT_VERSION "v4.1.0" #define ISCSI_MAX_DATASN_MISSING_COUNT 16 #define ISCSI_TX_THREAD_TCP_TIMEOUT 2 #define ISCSI_RX_THREAD_TCP_TIMEOUT 2 @@ -17,6 +17,9 @@ #define SECONDS_FOR_ASYNC_TEXT 10 #define SECONDS_FOR_LOGOUT_COMP 15 #define WHITE_SPACE " \t\v\f\n\r" +#define ISCSIT_MIN_TAGS 16 +#define ISCSIT_EXTRA_TAGS 8 +#define ISCSIT_TCP_BACKLOG 256 /* struct iscsi_node_attrib sanity values */ #define NA_DATAOUT_TIMEOUT 3 @@ -47,7 +50,7 @@ #define TA_NETIF_TIMEOUT_MAX 15 #define TA_NETIF_TIMEOUT_MIN 2 #define TA_GENERATE_NODE_ACLS 0 -#define TA_DEFAULT_CMDSN_DEPTH 16 +#define TA_DEFAULT_CMDSN_DEPTH 64 #define TA_DEFAULT_CMDSN_DEPTH_MAX 512 #define TA_DEFAULT_CMDSN_DEPTH_MIN 1 #define TA_CACHE_DYNAMIC_ACLS 0 @@ -489,7 +492,6 @@ struct iscsi_cmd { u32 first_data_sg_off; u32 kmapped_nents; sense_reason_t sense_reason; - void (*release_cmd)(struct iscsi_cmd *); } ____cacheline_aligned; struct iscsi_tmr_req { @@ -554,9 +556,19 @@ struct iscsi_conn { struct completion rx_half_close_comp; /* socket used by this connection */ struct socket *sock; + void (*orig_data_ready)(struct sock *, int); + void (*orig_state_change)(struct sock *); +#define LOGIN_FLAGS_READ_ACTIVE 1 +#define LOGIN_FLAGS_CLOSED 2 +#define LOGIN_FLAGS_READY 4 + unsigned long login_flags; + struct delayed_work login_work; + struct delayed_work login_cleanup_work; + struct iscsi_login *login; struct timer_list nopin_timer; struct timer_list nopin_response_timer; struct timer_list transport_timer; + struct task_struct *login_kworker; /* Spinlock used for add/deleting cmd's from conn_cmd_list */ spinlock_t cmd_lock; spinlock_t conn_usage_lock; @@ -584,6 +596,7 @@ struct iscsi_conn { void *context; struct iscsi_login_thread_s *login_thread; struct iscsi_portal_group *tpg; + struct iscsi_tpg_np *tpg_np; /* Pointer to parent session */ struct iscsi_session *sess; /* Pointer to thread_set in use for this conn's threads */ @@ -682,6 +695,7 @@ struct iscsi_login { u8 version_max; u8 login_complete; u8 login_failed; + bool zero_tsih; char isid[6]; u32 cmd_sn; itt_t init_task_tag; @@ -694,6 +708,7 @@ struct iscsi_login { char *req_buf; char *rsp_buf; struct iscsi_conn *conn; + struct iscsi_np *np; } ____cacheline_aligned; struct iscsi_node_attrib { @@ -773,7 +788,6 @@ struct iscsi_np { struct __kernel_sockaddr_storage np_sockaddr; struct task_struct *np_thread; struct timer_list np_login_timer; - struct iscsi_portal_group *np_login_tpg; void *np_context; struct iscsit_transport *np_transport; struct list_head np_list; @@ -788,6 +802,8 @@ struct iscsi_tpg_np { struct list_head tpg_np_parent_list; struct se_tpg_np se_tpg_np; spinlock_t tpg_np_parent_lock; + struct completion tpg_np_comp; + struct kref tpg_np_kref; }; struct iscsi_portal_group { @@ -809,7 +825,7 @@ struct iscsi_portal_group { spinlock_t tpg_state_lock; struct se_portal_group tpg_se_tpg; struct mutex tpg_access_lock; - struct mutex np_login_lock; + struct semaphore np_login_sem; struct iscsi_tpg_attrib tpg_attrib; struct iscsi_node_auth tpg_demo_auth; /* Pointer to default list of iSCSI parameters for TPG */ diff --git a/drivers/target/iscsi/iscsi_target_datain_values.c b/drivers/target/iscsi/iscsi_target_datain_values.c index 848fee76894..e93d5a7a3f8 100644 --- a/drivers/target/iscsi/iscsi_target_datain_values.c +++ b/drivers/target/iscsi/iscsi_target_datain_values.c @@ -1,9 +1,7 @@ /******************************************************************************* * This file contains the iSCSI Target DataIN value generation functions. * - * \u00a9 Copyright 2007-2011 RisingTide Systems LLC. - * - * Licensed to the Linux Foundation under the General Public License (GPL) version 2. + * (c) Copyright 2007-2013 Datera, Inc. * * Author: Nicholas A. Bellinger <nab@linux-iscsi.org> * diff --git a/drivers/target/iscsi/iscsi_target_device.c b/drivers/target/iscsi/iscsi_target_device.c index 1b74033510a..6c7a5104a4c 100644 --- a/drivers/target/iscsi/iscsi_target_device.c +++ b/drivers/target/iscsi/iscsi_target_device.c @@ -2,9 +2,7 @@ * This file contains the iSCSI Virtual Device and Disk Transport * agnostic related functions. * - \u00a9 Copyright 2007-2011 RisingTide Systems LLC. - * - * Licensed to the Linux Foundation under the General Public License (GPL) version 2. + * (c) Copyright 2007-2013 Datera, Inc. * * Author: Nicholas A. Bellinger <nab@linux-iscsi.org> * diff --git a/drivers/target/iscsi/iscsi_target_erl0.c b/drivers/target/iscsi/iscsi_target_erl0.c index 08bd8783332..41052e512d9 100644 --- a/drivers/target/iscsi/iscsi_target_erl0.c +++ b/drivers/target/iscsi/iscsi_target_erl0.c @@ -2,9 +2,7 @@ * This file contains error recovery level zero functions used by * the iSCSI Target driver. * - * \u00a9 Copyright 2007-2011 RisingTide Systems LLC. - * - * Licensed to the Linux Foundation under the General Public License (GPL) version 2. + * (c) Copyright 2007-2013 Datera, Inc. * * Author: Nicholas A. Bellinger <nab@linux-iscsi.org> * diff --git a/drivers/target/iscsi/iscsi_target_erl1.c b/drivers/target/iscsi/iscsi_target_erl1.c index 586c268679a..e048d6439f4 100644 --- a/drivers/target/iscsi/iscsi_target_erl1.c +++ b/drivers/target/iscsi/iscsi_target_erl1.c @@ -1,9 +1,7 @@ /******************************************************************************* * This file contains error recovery level one used by the iSCSI Target driver. * - * \u00a9 Copyright 2007-2011 RisingTide Systems LLC. - * - * Licensed to the Linux Foundation under the General Public License (GPL) version 2. + * (c) Copyright 2007-2013 Datera, Inc. * * Author: Nicholas A. Bellinger <nab@linux-iscsi.org> * diff --git a/drivers/target/iscsi/iscsi_target_erl2.c b/drivers/target/iscsi/iscsi_target_erl2.c index 45a5afd5ea1..33be1fb1df3 100644 --- a/drivers/target/iscsi/iscsi_target_erl2.c +++ b/drivers/target/iscsi/iscsi_target_erl2.c @@ -2,9 +2,7 @@ * This file contains error recovery level two functions used by * the iSCSI Target driver. * - * \u00a9 Copyright 2007-2011 RisingTide Systems LLC. - * - * Licensed to the Linux Foundation under the General Public License (GPL) version 2. + * (c) Copyright 2007-2013 Datera, Inc. * * Author: Nicholas A. Bellinger <nab@linux-iscsi.org> * diff --git a/drivers/target/iscsi/iscsi_target_login.c b/drivers/target/iscsi/iscsi_target_login.c index bc788c52b6c..1794c753954 100644 --- a/drivers/target/iscsi/iscsi_target_login.c +++ b/drivers/target/iscsi/iscsi_target_login.c @@ -1,9 +1,7 @@ /******************************************************************************* * This file contains the login functions used by the iSCSI Target driver. * - * \u00a9 Copyright 2007-2011 RisingTide Systems LLC. - * - * Licensed to the Linux Foundation under the General Public License (GPL) version 2. + * (c) Copyright 2007-2013 Datera, Inc. * * Author: Nicholas A. Bellinger <nab@linux-iscsi.org> * @@ -50,6 +48,7 @@ static struct iscsi_login *iscsi_login_init_conn(struct iscsi_conn *conn) pr_err("Unable to allocate memory for struct iscsi_login.\n"); return NULL; } + conn->login = login; login->conn = conn; login->first_request = 1; @@ -428,7 +427,7 @@ static int iscsi_login_zero_tsih_s2( ISCSI_LOGIN_STATUS_NO_RESOURCES); return -1; } - rc = strict_strtoul(param->value, 0, &mrdsl); + rc = kstrtoul(param->value, 0, &mrdsl); if (rc < 0) { iscsit_tx_login_rsp(conn, ISCSI_STATUS_CLS_TARGET_ERR, ISCSI_LOGIN_STATUS_NO_RESOURCES); @@ -684,7 +683,7 @@ static void iscsi_post_login_start_timers(struct iscsi_conn *conn) iscsit_start_nopin_timer(conn); } -static int iscsi_post_login_handler( +int iscsi_post_login_handler( struct iscsi_np *np, struct iscsi_conn *conn, u8 zero_tsih) @@ -872,7 +871,7 @@ int iscsit_setup_np( struct __kernel_sockaddr_storage *sockaddr) { struct socket *sock = NULL; - int backlog = 5, ret, opt = 0, len; + int backlog = ISCSIT_TCP_BACKLOG, ret, opt = 0, len; switch (np->np_network_transport) { case ISCSI_TCP: @@ -1007,16 +1006,24 @@ int iscsit_accept_np(struct iscsi_np *np, struct iscsi_conn *conn) rc = conn->sock->ops->getname(conn->sock, (struct sockaddr *)&sock_in6, &err, 1); if (!rc) { - snprintf(conn->login_ip, sizeof(conn->login_ip), "%pI6c", - &sock_in6.sin6_addr.in6_u); + if (!ipv6_addr_v4mapped(&sock_in6.sin6_addr)) + snprintf(conn->login_ip, sizeof(conn->login_ip), "[%pI6c]", + &sock_in6.sin6_addr.in6_u); + else + snprintf(conn->login_ip, sizeof(conn->login_ip), "%pI4", + &sock_in6.sin6_addr.s6_addr32[3]); conn->login_port = ntohs(sock_in6.sin6_port); } rc = conn->sock->ops->getname(conn->sock, (struct sockaddr *)&sock_in6, &err, 0); if (!rc) { - snprintf(conn->local_ip, sizeof(conn->local_ip), "%pI6c", - &sock_in6.sin6_addr.in6_u); + if (!ipv6_addr_v4mapped(&sock_in6.sin6_addr)) + snprintf(conn->local_ip, sizeof(conn->local_ip), "[%pI6c]", + &sock_in6.sin6_addr.in6_u); + else + snprintf(conn->local_ip, sizeof(conn->local_ip), "%pI4", + &sock_in6.sin6_addr.s6_addr32[3]); conn->local_port = ntohs(sock_in6.sin6_port); } } else { @@ -1116,6 +1123,77 @@ iscsit_conn_set_transport(struct iscsi_conn *conn, struct iscsit_transport *t) return 0; } +void iscsi_target_login_sess_out(struct iscsi_conn *conn, + struct iscsi_np *np, bool zero_tsih, bool new_sess) +{ + if (new_sess == false) + goto old_sess_out; + + pr_err("iSCSI Login negotiation failed.\n"); + iscsit_collect_login_stats(conn, ISCSI_STATUS_CLS_INITIATOR_ERR, + ISCSI_LOGIN_STATUS_INIT_ERR); + if (!zero_tsih || !conn->sess) + goto old_sess_out; + if (conn->sess->se_sess) + transport_free_session(conn->sess->se_sess); + if (conn->sess->session_index != 0) { + spin_lock_bh(&sess_idr_lock); + idr_remove(&sess_idr, conn->sess->session_index); + spin_unlock_bh(&sess_idr_lock); + } + kfree(conn->sess->sess_ops); + kfree(conn->sess); + +old_sess_out: + iscsi_stop_login_thread_timer(np); + /* + * If login negotiation fails check if the Time2Retain timer + * needs to be restarted. + */ + if (!zero_tsih && conn->sess) { + spin_lock_bh(&conn->sess->conn_lock); + if (conn->sess->session_state == TARG_SESS_STATE_FAILED) { + struct se_portal_group *se_tpg = + &ISCSI_TPG_C(conn)->tpg_se_tpg; + + atomic_set(&conn->sess->session_continuation, 0); + spin_unlock_bh(&conn->sess->conn_lock); + spin_lock_bh(&se_tpg->session_lock); + iscsit_start_time2retain_handler(conn->sess); + spin_unlock_bh(&se_tpg->session_lock); + } else + spin_unlock_bh(&conn->sess->conn_lock); + iscsit_dec_session_usage_count(conn->sess); + } + + if (!IS_ERR(conn->conn_rx_hash.tfm)) + crypto_free_hash(conn->conn_rx_hash.tfm); + if (!IS_ERR(conn->conn_tx_hash.tfm)) + crypto_free_hash(conn->conn_tx_hash.tfm); + + if (conn->conn_cpumask) + free_cpumask_var(conn->conn_cpumask); + + kfree(conn->conn_ops); + + if (conn->param_list) { + iscsi_release_param_list(conn->param_list); + conn->param_list = NULL; + } + iscsi_target_nego_release(conn); + + if (conn->sock) { + sock_release(conn->sock); + conn->sock = NULL; + } + + if (conn->conn_transport->iscsit_free_conn) + conn->conn_transport->iscsit_free_conn(conn); + + iscsit_put_transport(conn->conn_transport); + kfree(conn); +} + static int __iscsi_target_login_thread(struct iscsi_np *np) { u8 *buffer, zero_tsih = 0; @@ -1124,6 +1202,8 @@ static int __iscsi_target_login_thread(struct iscsi_np *np) struct iscsi_login *login; struct iscsi_portal_group *tpg = NULL; struct iscsi_login_req *pdu; + struct iscsi_tpg_np *tpg_np; + bool new_sess = false; flush_signals(current); @@ -1264,6 +1344,7 @@ static int __iscsi_target_login_thread(struct iscsi_np *np) tpg = conn->tpg; goto new_sess_out; } + login->zero_tsih = zero_tsih; tpg = conn->tpg; if (!tpg) { @@ -1279,7 +1360,8 @@ static int __iscsi_target_login_thread(struct iscsi_np *np) goto old_sess_out; } - if (iscsi_target_start_negotiation(login, conn) < 0) + ret = iscsi_target_start_negotiation(login, conn); + if (ret < 0) goto new_sess_out; if (!conn->sess) { @@ -1292,84 +1374,32 @@ static int __iscsi_target_login_thread(struct iscsi_np *np) if (signal_pending(current)) goto new_sess_out; - ret = iscsi_post_login_handler(np, conn, zero_tsih); + if (ret == 1) { + tpg_np = conn->tpg_np; - if (ret < 0) - goto new_sess_out; + ret = iscsi_post_login_handler(np, conn, zero_tsih); + if (ret < 0) + goto new_sess_out; + + iscsit_deaccess_np(np, tpg, tpg_np); + } - iscsit_deaccess_np(np, tpg); tpg = NULL; + tpg_np = NULL; /* Get another socket */ return 1; new_sess_out: - pr_err("iSCSI Login negotiation failed.\n"); - iscsit_collect_login_stats(conn, ISCSI_STATUS_CLS_INITIATOR_ERR, - ISCSI_LOGIN_STATUS_INIT_ERR); - if (!zero_tsih || !conn->sess) - goto old_sess_out; - if (conn->sess->se_sess) - transport_free_session(conn->sess->se_sess); - if (conn->sess->session_index != 0) { - spin_lock_bh(&sess_idr_lock); - idr_remove(&sess_idr, conn->sess->session_index); - spin_unlock_bh(&sess_idr_lock); - } - kfree(conn->sess->sess_ops); - kfree(conn->sess); + new_sess = true; old_sess_out: - iscsi_stop_login_thread_timer(np); - /* - * If login negotiation fails check if the Time2Retain timer - * needs to be restarted. - */ - if (!zero_tsih && conn->sess) { - spin_lock_bh(&conn->sess->conn_lock); - if (conn->sess->session_state == TARG_SESS_STATE_FAILED) { - struct se_portal_group *se_tpg = - &ISCSI_TPG_C(conn)->tpg_se_tpg; - - atomic_set(&conn->sess->session_continuation, 0); - spin_unlock_bh(&conn->sess->conn_lock); - spin_lock_bh(&se_tpg->session_lock); - iscsit_start_time2retain_handler(conn->sess); - spin_unlock_bh(&se_tpg->session_lock); - } else - spin_unlock_bh(&conn->sess->conn_lock); - iscsit_dec_session_usage_count(conn->sess); - } - - if (!IS_ERR(conn->conn_rx_hash.tfm)) - crypto_free_hash(conn->conn_rx_hash.tfm); - if (!IS_ERR(conn->conn_tx_hash.tfm)) - crypto_free_hash(conn->conn_tx_hash.tfm); - - if (conn->conn_cpumask) - free_cpumask_var(conn->conn_cpumask); - - kfree(conn->conn_ops); - - if (conn->param_list) { - iscsi_release_param_list(conn->param_list); - conn->param_list = NULL; - } - iscsi_target_nego_release(conn); - - if (conn->sock) { - sock_release(conn->sock); - conn->sock = NULL; - } - - if (conn->conn_transport->iscsit_free_conn) - conn->conn_transport->iscsit_free_conn(conn); - - iscsit_put_transport(conn->conn_transport); - - kfree(conn); + tpg_np = conn->tpg_np; + iscsi_target_login_sess_out(conn, np, zero_tsih, new_sess); + new_sess = false; if (tpg) { - iscsit_deaccess_np(np, tpg); + iscsit_deaccess_np(np, tpg, tpg_np); tpg = NULL; + tpg_np = NULL; } out: diff --git a/drivers/target/iscsi/iscsi_target_login.h b/drivers/target/iscsi/iscsi_target_login.h index 63efd287845..29d098324b7 100644 --- a/drivers/target/iscsi/iscsi_target_login.h +++ b/drivers/target/iscsi/iscsi_target_login.h @@ -12,6 +12,9 @@ extern int iscsit_accept_np(struct iscsi_np *, struct iscsi_conn *); extern int iscsit_get_login_rx(struct iscsi_conn *, struct iscsi_login *); extern int iscsit_put_login_tx(struct iscsi_conn *, struct iscsi_login *, u32); extern void iscsit_free_conn(struct iscsi_np *, struct iscsi_conn *); +extern int iscsi_post_login_handler(struct iscsi_np *, struct iscsi_conn *, u8); +extern void iscsi_target_login_sess_out(struct iscsi_conn *, struct iscsi_np *, + bool, bool); extern int iscsi_target_login_thread(void *); extern int iscsi_login_disable_FIM_keys(struct iscsi_param_list *, struct iscsi_conn *); diff --git a/drivers/target/iscsi/iscsi_target_nego.c b/drivers/target/iscsi/iscsi_target_nego.c index c4675b4ceb4..14d1aed5af1 100644 --- a/drivers/target/iscsi/iscsi_target_nego.c +++ b/drivers/target/iscsi/iscsi_target_nego.c @@ -1,9 +1,7 @@ /******************************************************************************* * This file contains main functions related to iSCSI Parameter negotiation. * - * \u00a9 Copyright 2007-2011 RisingTide Systems LLC. - * - * Licensed to the Linux Foundation under the General Public License (GPL) version 2. + * (c) Copyright 2007-2013 Datera, Inc. * * Author: Nicholas A. Bellinger <nab@linux-iscsi.org> * @@ -377,15 +375,284 @@ static int iscsi_target_do_tx_login_io(struct iscsi_conn *conn, struct iscsi_log return 0; } -static int iscsi_target_do_login_io(struct iscsi_conn *conn, struct iscsi_login *login) +static void iscsi_target_sk_data_ready(struct sock *sk, int count) { - if (iscsi_target_do_tx_login_io(conn, login) < 0) - return -1; + struct iscsi_conn *conn = sk->sk_user_data; + bool rc; - if (conn->conn_transport->iscsit_get_login_rx(conn, login) < 0) - return -1; + pr_debug("Entering iscsi_target_sk_data_ready: conn: %p\n", conn); - return 0; + write_lock_bh(&sk->sk_callback_lock); + if (!sk->sk_user_data) { + write_unlock_bh(&sk->sk_callback_lock); + return; + } + if (!test_bit(LOGIN_FLAGS_READY, &conn->login_flags)) { + write_unlock_bh(&sk->sk_callback_lock); + pr_debug("Got LOGIN_FLAGS_READY=0, conn: %p >>>>\n", conn); + return; + } + if (test_bit(LOGIN_FLAGS_CLOSED, &conn->login_flags)) { + write_unlock_bh(&sk->sk_callback_lock); + pr_debug("Got LOGIN_FLAGS_CLOSED=1, conn: %p >>>>\n", conn); + return; + } + if (test_and_set_bit(LOGIN_FLAGS_READ_ACTIVE, &conn->login_flags)) { + write_unlock_bh(&sk->sk_callback_lock); + pr_debug("Got LOGIN_FLAGS_READ_ACTIVE=1, conn: %p >>>>\n", conn); + return; + } + + rc = schedule_delayed_work(&conn->login_work, 0); + if (rc == false) { + pr_debug("iscsi_target_sk_data_ready, schedule_delayed_work" + " got false\n"); + } + write_unlock_bh(&sk->sk_callback_lock); +} + +static void iscsi_target_sk_state_change(struct sock *); + +static void iscsi_target_set_sock_callbacks(struct iscsi_conn *conn) +{ + struct sock *sk; + + if (!conn->sock) + return; + + sk = conn->sock->sk; + pr_debug("Entering iscsi_target_set_sock_callbacks: conn: %p\n", conn); + + write_lock_bh(&sk->sk_callback_lock); + sk->sk_user_data = conn; + conn->orig_data_ready = sk->sk_data_ready; + conn->orig_state_change = sk->sk_state_change; + sk->sk_data_ready = iscsi_target_sk_data_ready; + sk->sk_state_change = iscsi_target_sk_state_change; + write_unlock_bh(&sk->sk_callback_lock); + + sk->sk_sndtimeo = TA_LOGIN_TIMEOUT * HZ; + sk->sk_rcvtimeo = TA_LOGIN_TIMEOUT * HZ; +} + +static void iscsi_target_restore_sock_callbacks(struct iscsi_conn *conn) +{ + struct sock *sk; + + if (!conn->sock) + return; + + sk = conn->sock->sk; + pr_debug("Entering iscsi_target_restore_sock_callbacks: conn: %p\n", conn); + + write_lock_bh(&sk->sk_callback_lock); + if (!sk->sk_user_data) { + write_unlock_bh(&sk->sk_callback_lock); + return; + } + sk->sk_user_data = NULL; + sk->sk_data_ready = conn->orig_data_ready; + sk->sk_state_change = conn->orig_state_change; + write_unlock_bh(&sk->sk_callback_lock); + + sk->sk_sndtimeo = MAX_SCHEDULE_TIMEOUT; + sk->sk_rcvtimeo = MAX_SCHEDULE_TIMEOUT; +} + +static int iscsi_target_do_login(struct iscsi_conn *, struct iscsi_login *); + +static bool iscsi_target_sk_state_check(struct sock *sk) +{ + if (sk->sk_state == TCP_CLOSE_WAIT || sk->sk_state == TCP_CLOSE) { + pr_debug("iscsi_target_sk_state_check: TCP_CLOSE_WAIT|TCP_CLOSE," + "returning FALSE\n"); + return false; + } + return true; +} + +static void iscsi_target_login_drop(struct iscsi_conn *conn, struct iscsi_login *login) +{ + struct iscsi_np *np = login->np; + bool zero_tsih = login->zero_tsih; + + iscsi_remove_failed_auth_entry(conn); + iscsi_target_nego_release(conn); + iscsi_target_login_sess_out(conn, np, zero_tsih, true); +} + +static void iscsi_target_login_timeout(unsigned long data) +{ + struct iscsi_conn *conn = (struct iscsi_conn *)data; + + pr_debug("Entering iscsi_target_login_timeout >>>>>>>>>>>>>>>>>>>\n"); + + if (conn->login_kworker) { + pr_debug("Sending SIGINT to conn->login_kworker %s/%d\n", + conn->login_kworker->comm, conn->login_kworker->pid); + send_sig(SIGINT, conn->login_kworker, 1); + } +} + +static void iscsi_target_do_login_rx(struct work_struct *work) +{ + struct iscsi_conn *conn = container_of(work, + struct iscsi_conn, login_work.work); + struct iscsi_login *login = conn->login; + struct iscsi_np *np = login->np; + struct iscsi_portal_group *tpg = conn->tpg; + struct iscsi_tpg_np *tpg_np = conn->tpg_np; + struct timer_list login_timer; + int rc, zero_tsih = login->zero_tsih; + bool state; + + pr_debug("entering iscsi_target_do_login_rx, conn: %p, %s:%d\n", + conn, current->comm, current->pid); + + spin_lock(&tpg->tpg_state_lock); + state = (tpg->tpg_state == TPG_STATE_ACTIVE); + spin_unlock(&tpg->tpg_state_lock); + + if (state == false) { + pr_debug("iscsi_target_do_login_rx: tpg_state != TPG_STATE_ACTIVE\n"); + iscsi_target_restore_sock_callbacks(conn); + iscsi_target_login_drop(conn, login); + iscsit_deaccess_np(np, tpg, tpg_np); + return; + } + + if (conn->sock) { + struct sock *sk = conn->sock->sk; + + read_lock_bh(&sk->sk_callback_lock); + state = iscsi_target_sk_state_check(sk); + read_unlock_bh(&sk->sk_callback_lock); + + if (state == false) { + pr_debug("iscsi_target_do_login_rx, TCP state CLOSE\n"); + iscsi_target_restore_sock_callbacks(conn); + iscsi_target_login_drop(conn, login); + iscsit_deaccess_np(np, tpg, tpg_np); + return; + } + } + + conn->login_kworker = current; + allow_signal(SIGINT); + + init_timer(&login_timer); + login_timer.expires = (get_jiffies_64() + TA_LOGIN_TIMEOUT * HZ); + login_timer.data = (unsigned long)conn; + login_timer.function = iscsi_target_login_timeout; + add_timer(&login_timer); + pr_debug("Starting login_timer for %s/%d\n", current->comm, current->pid); + + rc = conn->conn_transport->iscsit_get_login_rx(conn, login); + del_timer_sync(&login_timer); + flush_signals(current); + conn->login_kworker = NULL; + + if (rc < 0) { + iscsi_target_restore_sock_callbacks(conn); + iscsi_target_login_drop(conn, login); + iscsit_deaccess_np(np, tpg, tpg_np); + return; + } + + pr_debug("iscsi_target_do_login_rx after rx_login_io, %p, %s:%d\n", + conn, current->comm, current->pid); + + rc = iscsi_target_do_login(conn, login); + if (rc < 0) { + iscsi_target_restore_sock_callbacks(conn); + iscsi_target_login_drop(conn, login); + iscsit_deaccess_np(np, tpg, tpg_np); + } else if (!rc) { + if (conn->sock) { + struct sock *sk = conn->sock->sk; + + write_lock_bh(&sk->sk_callback_lock); + clear_bit(LOGIN_FLAGS_READ_ACTIVE, &conn->login_flags); + write_unlock_bh(&sk->sk_callback_lock); + } + } else if (rc == 1) { + iscsi_target_nego_release(conn); + iscsi_post_login_handler(np, conn, zero_tsih); + iscsit_deaccess_np(np, tpg, tpg_np); + } +} + +static void iscsi_target_do_cleanup(struct work_struct *work) +{ + struct iscsi_conn *conn = container_of(work, + struct iscsi_conn, login_cleanup_work.work); + struct sock *sk = conn->sock->sk; + struct iscsi_login *login = conn->login; + struct iscsi_np *np = login->np; + struct iscsi_portal_group *tpg = conn->tpg; + struct iscsi_tpg_np *tpg_np = conn->tpg_np; + + pr_debug("Entering iscsi_target_do_cleanup\n"); + + cancel_delayed_work_sync(&conn->login_work); + conn->orig_state_change(sk); + + iscsi_target_restore_sock_callbacks(conn); + iscsi_target_login_drop(conn, login); + iscsit_deaccess_np(np, tpg, tpg_np); + + pr_debug("iscsi_target_do_cleanup done()\n"); +} + +static void iscsi_target_sk_state_change(struct sock *sk) +{ + struct iscsi_conn *conn; + void (*orig_state_change)(struct sock *); + bool state; + + pr_debug("Entering iscsi_target_sk_state_change\n"); + + write_lock_bh(&sk->sk_callback_lock); + conn = sk->sk_user_data; + if (!conn) { + write_unlock_bh(&sk->sk_callback_lock); + return; + } + orig_state_change = conn->orig_state_change; + + if (!test_bit(LOGIN_FLAGS_READY, &conn->login_flags)) { + pr_debug("Got LOGIN_FLAGS_READY=0 sk_state_change conn: %p\n", + conn); + write_unlock_bh(&sk->sk_callback_lock); + orig_state_change(sk); + return; + } + if (test_bit(LOGIN_FLAGS_READ_ACTIVE, &conn->login_flags)) { + pr_debug("Got LOGIN_FLAGS_READ_ACTIVE=1 sk_state_change" + " conn: %p\n", conn); + write_unlock_bh(&sk->sk_callback_lock); + orig_state_change(sk); + return; + } + if (test_and_set_bit(LOGIN_FLAGS_CLOSED, &conn->login_flags)) { + pr_debug("Got LOGIN_FLAGS_CLOSED=1 sk_state_change conn: %p\n", + conn); + write_unlock_bh(&sk->sk_callback_lock); + orig_state_change(sk); + return; + } + + state = iscsi_target_sk_state_check(sk); + write_unlock_bh(&sk->sk_callback_lock); + + pr_debug("iscsi_target_sk_state_change: state: %d\n", state); + + if (!state) { + pr_debug("iscsi_target_sk_state_change got failed state\n"); + schedule_delayed_work(&conn->login_cleanup_work, 0); + return; + } + orig_state_change(sk); } /* @@ -643,10 +910,11 @@ static int iscsi_target_do_login(struct iscsi_conn *conn, struct iscsi_login *lo if (login_rsp->flags & ISCSI_FLAG_LOGIN_TRANSIT) { login->tsih = conn->sess->tsih; login->login_complete = 1; + iscsi_target_restore_sock_callbacks(conn); if (iscsi_target_do_tx_login_io(conn, login) < 0) return -1; - return 0; + return 1; } break; default: @@ -656,13 +924,29 @@ static int iscsi_target_do_login(struct iscsi_conn *conn, struct iscsi_login *lo break; } - if (iscsi_target_do_login_io(conn, login) < 0) + if (iscsi_target_do_tx_login_io(conn, login) < 0) return -1; if (login_rsp->flags & ISCSI_FLAG_LOGIN_TRANSIT) { login_rsp->flags &= ~ISCSI_FLAG_LOGIN_TRANSIT; login_rsp->flags &= ~ISCSI_FLAG_LOGIN_NEXT_STAGE_MASK; } + break; + } + + if (conn->sock) { + struct sock *sk = conn->sock->sk; + bool state; + + read_lock_bh(&sk->sk_callback_lock); + state = iscsi_target_sk_state_check(sk); + read_unlock_bh(&sk->sk_callback_lock); + + if (!state) { + pr_debug("iscsi_target_do_login() failed state for" + " conn: %p\n", conn); + return -1; + } } return 0; @@ -695,9 +979,17 @@ int iscsi_target_locate_portal( char *tmpbuf, *start = NULL, *end = NULL, *key, *value; struct iscsi_session *sess = conn->sess; struct iscsi_tiqn *tiqn; + struct iscsi_tpg_np *tpg_np = NULL; struct iscsi_login_req *login_req; - u32 payload_length; - int sessiontype = 0, ret = 0; + struct se_node_acl *se_nacl; + u32 payload_length, queue_depth = 0; + int sessiontype = 0, ret = 0, tag_num, tag_size; + + INIT_DELAYED_WORK(&conn->login_work, iscsi_target_do_login_rx); + INIT_DELAYED_WORK(&conn->login_cleanup_work, iscsi_target_do_cleanup); + iscsi_target_set_sock_callbacks(conn); + + login->np = np; login_req = (struct iscsi_login_req *) login->req; payload_length = ntoh24(login_req->dlength); @@ -791,7 +1083,7 @@ int iscsi_target_locate_portal( goto out; } ret = 0; - goto out; + goto alloc_tags; } get_target: @@ -822,7 +1114,7 @@ get_target: /* * Locate Target Portal Group from Storage Node. */ - conn->tpg = iscsit_get_tpg_from_np(tiqn, np); + conn->tpg = iscsit_get_tpg_from_np(tiqn, np, &tpg_np); if (!conn->tpg) { pr_err("Unable to locate Target Portal Group" " on %s\n", tiqn->tiqn); @@ -832,12 +1124,16 @@ get_target: ret = -1; goto out; } + conn->tpg_np = tpg_np; pr_debug("Located Portal Group Object: %hu\n", conn->tpg->tpgt); /* * Setup crc32c modules from libcrypto */ if (iscsi_login_setup_crypto(conn) < 0) { pr_err("iscsi_login_setup_crypto() failed\n"); + kref_put(&tpg_np->tpg_np_kref, iscsit_login_kref_put); + iscsit_put_tiqn_for_login(tiqn); + conn->tpg = NULL; ret = -1; goto out; } @@ -846,11 +1142,12 @@ get_target: * process login attempt. */ if (iscsit_access_np(np, conn->tpg) < 0) { + kref_put(&tpg_np->tpg_np_kref, iscsit_login_kref_put); iscsit_put_tiqn_for_login(tiqn); iscsit_tx_login_rsp(conn, ISCSI_STATUS_CLS_TARGET_ERR, ISCSI_LOGIN_STATUS_SVC_UNAVAILABLE); - ret = -1; conn->tpg = NULL; + ret = -1; goto out; } @@ -883,8 +1180,27 @@ get_target: ret = -1; goto out; } + se_nacl = sess->se_sess->se_node_acl; + queue_depth = se_nacl->queue_depth; + /* + * Setup pre-allocated tags based upon allowed per NodeACL CmdSN + * depth for non immediate commands, plus extra tags for immediate + * commands. + * + * Also enforce a ISCSIT_MIN_TAGS to prevent unnecessary contention + * in per-cpu-ida tag allocation logic + small queue_depth. + */ +alloc_tags: + tag_num = max_t(u32, ISCSIT_MIN_TAGS, queue_depth); + tag_num += ISCSIT_EXTRA_TAGS; + tag_size = sizeof(struct iscsi_cmd) + conn->conn_transport->priv_size; - ret = 0; + ret = transport_alloc_session_tags(sess->se_sess, tag_num, tag_size); + if (ret < 0) { + iscsit_tx_login_rsp(conn, ISCSI_STATUS_CLS_TARGET_ERR, + ISCSI_LOGIN_STATUS_NO_RESOURCES); + ret = -1; + } out: kfree(tmpbuf); return ret; @@ -897,10 +1213,23 @@ int iscsi_target_start_negotiation( int ret; ret = iscsi_target_do_login(conn, login); - if (ret != 0) + if (!ret) { + if (conn->sock) { + struct sock *sk = conn->sock->sk; + + write_lock_bh(&sk->sk_callback_lock); + set_bit(LOGIN_FLAGS_READY, &conn->login_flags); + write_unlock_bh(&sk->sk_callback_lock); + } + } else if (ret < 0) { + cancel_delayed_work_sync(&conn->login_work); + cancel_delayed_work_sync(&conn->login_cleanup_work); + iscsi_target_restore_sock_callbacks(conn); iscsi_remove_failed_auth_entry(conn); + } + if (ret != 0) + iscsi_target_nego_release(conn); - iscsi_target_nego_release(conn); return ret; } diff --git a/drivers/target/iscsi/iscsi_target_nodeattrib.c b/drivers/target/iscsi/iscsi_target_nodeattrib.c index 11dc2936af7..93bdc475eb0 100644 --- a/drivers/target/iscsi/iscsi_target_nodeattrib.c +++ b/drivers/target/iscsi/iscsi_target_nodeattrib.c @@ -1,9 +1,7 @@ /******************************************************************************* * This file contains the main functions related to Initiator Node Attributes. * - * \u00a9 Copyright 2007-2011 RisingTide Systems LLC. - * - * Licensed to the Linux Foundation under the General Public License (GPL) version 2. + * (c) Copyright 2007-2013 Datera, Inc. * * Author: Nicholas A. Bellinger <nab@linux-iscsi.org> * diff --git a/drivers/target/iscsi/iscsi_target_parameters.c b/drivers/target/iscsi/iscsi_target_parameters.c index 35fd6439eb0..4d2e23fc76f 100644 --- a/drivers/target/iscsi/iscsi_target_parameters.c +++ b/drivers/target/iscsi/iscsi_target_parameters.c @@ -1,9 +1,7 @@ /******************************************************************************* * This file contains main functions related to iSCSI Parameter negotiation. * - * \u00a9 Copyright 2007-2011 RisingTide Systems LLC. - * - * Licensed to the Linux Foundation under the General Public License (GPL) version 2. + * (c) Copyright 2007-2013 Datera, Inc. * * Author: Nicholas A. Bellinger <nab@linux-iscsi.org> * @@ -1182,7 +1180,7 @@ static int iscsi_check_acceptor_state(struct iscsi_param *param, char *value, unsigned long long tmp; int rc; - rc = strict_strtoull(param->value, 0, &tmp); + rc = kstrtoull(param->value, 0, &tmp); if (rc < 0) return -1; diff --git a/drivers/target/iscsi/iscsi_target_seq_pdu_list.c b/drivers/target/iscsi/iscsi_target_seq_pdu_list.c index edb592a368e..ca41b583f2f 100644 --- a/drivers/target/iscsi/iscsi_target_seq_pdu_list.c +++ b/drivers/target/iscsi/iscsi_target_seq_pdu_list.c @@ -2,9 +2,7 @@ * This file contains main functions related to iSCSI DataSequenceInOrder=No * and DataPDUInOrder=No. * - \u00a9 Copyright 2007-2011 RisingTide Systems LLC. - * - * Licensed to the Linux Foundation under the General Public License (GPL) version 2. + * (c) Copyright 2007-2013 Datera, Inc. * * Author: Nicholas A. Bellinger <nab@linux-iscsi.org> * diff --git a/drivers/target/iscsi/iscsi_target_stat.c b/drivers/target/iscsi/iscsi_target_stat.c index 464b4206a51..f788e8b5e85 100644 --- a/drivers/target/iscsi/iscsi_target_stat.c +++ b/drivers/target/iscsi/iscsi_target_stat.c @@ -2,9 +2,7 @@ * Modern ConfigFS group context specific iSCSI statistics based on original * iscsi_target_mib.c code * - * Copyright (c) 2011 Rising Tide Systems - * - * Licensed to the Linux Foundation under the General Public License (GPL) version 2. + * Copyright (c) 2011-2013 Datera, Inc. * * Author: Nicholas A. Bellinger <nab@linux-iscsi.org> * @@ -177,7 +175,7 @@ ISCSI_STAT_INSTANCE_ATTR_RO(description); static ssize_t iscsi_stat_instance_show_attr_vendor( struct iscsi_wwn_stat_grps *igrps, char *page) { - return snprintf(page, PAGE_SIZE, "RisingTide Systems iSCSI-Target\n"); + return snprintf(page, PAGE_SIZE, "Datera, Inc. iSCSI-Target\n"); } ISCSI_STAT_INSTANCE_ATTR_RO(vendor); @@ -432,13 +430,7 @@ static ssize_t iscsi_stat_tgt_attr_show_attr_fail_intr_addr( int ret; spin_lock(&lstat->lock); - if (lstat->last_intr_fail_ip_family == AF_INET6) { - ret = snprintf(page, PAGE_SIZE, "[%s]\n", - lstat->last_intr_fail_ip_addr); - } else { - ret = snprintf(page, PAGE_SIZE, "%s\n", - lstat->last_intr_fail_ip_addr); - } + ret = snprintf(page, PAGE_SIZE, "%s\n", lstat->last_intr_fail_ip_addr); spin_unlock(&lstat->lock); return ret; diff --git a/drivers/target/iscsi/iscsi_target_tmr.c b/drivers/target/iscsi/iscsi_target_tmr.c index b997e5da47d..78404b1cc0b 100644 --- a/drivers/target/iscsi/iscsi_target_tmr.c +++ b/drivers/target/iscsi/iscsi_target_tmr.c @@ -1,9 +1,7 @@ /******************************************************************************* * This file contains the iSCSI Target specific Task Management functions. * - * \u00a9 Copyright 2007-2011 RisingTide Systems LLC. - * - * Licensed to the Linux Foundation under the General Public License (GPL) version 2. + * (c) Copyright 2007-2013 Datera, Inc. * * Author: Nicholas A. Bellinger <nab@linux-iscsi.org> * diff --git a/drivers/target/iscsi/iscsi_target_tpg.c b/drivers/target/iscsi/iscsi_target_tpg.c index 439260b7d87..4faeb47fa5e 100644 --- a/drivers/target/iscsi/iscsi_target_tpg.c +++ b/drivers/target/iscsi/iscsi_target_tpg.c @@ -1,9 +1,7 @@ /******************************************************************************* * This file contains iSCSI Target Portal Group related functions. * - * \u00a9 Copyright 2007-2011 RisingTide Systems LLC. - * - * Licensed to the Linux Foundation under the General Public License (GPL) version 2. + * (c) Copyright 2007-2013 Datera, Inc. * * Author: Nicholas A. Bellinger <nab@linux-iscsi.org> * @@ -49,7 +47,7 @@ struct iscsi_portal_group *iscsit_alloc_portal_group(struct iscsi_tiqn *tiqn, u1 INIT_LIST_HEAD(&tpg->tpg_gnp_list); INIT_LIST_HEAD(&tpg->tpg_list); mutex_init(&tpg->tpg_access_lock); - mutex_init(&tpg->np_login_lock); + sema_init(&tpg->np_login_sem, 1); spin_lock_init(&tpg->tpg_state_lock); spin_lock_init(&tpg->tpg_np_lock); @@ -129,7 +127,8 @@ void iscsit_release_discovery_tpg(void) struct iscsi_portal_group *iscsit_get_tpg_from_np( struct iscsi_tiqn *tiqn, - struct iscsi_np *np) + struct iscsi_np *np, + struct iscsi_tpg_np **tpg_np_out) { struct iscsi_portal_group *tpg = NULL; struct iscsi_tpg_np *tpg_np; @@ -147,6 +146,8 @@ struct iscsi_portal_group *iscsit_get_tpg_from_np( spin_lock(&tpg->tpg_np_lock); list_for_each_entry(tpg_np, &tpg->tpg_gnp_list, tpg_np_list) { if (tpg_np->tpg_np == np) { + *tpg_np_out = tpg_np; + kref_get(&tpg_np->tpg_np_kref); spin_unlock(&tpg->tpg_np_lock); spin_unlock(&tiqn->tiqn_tpg_lock); return tpg; @@ -175,18 +176,20 @@ void iscsit_put_tpg(struct iscsi_portal_group *tpg) static void iscsit_clear_tpg_np_login_thread( struct iscsi_tpg_np *tpg_np, - struct iscsi_portal_group *tpg) + struct iscsi_portal_group *tpg, + bool shutdown) { if (!tpg_np->tpg_np) { pr_err("struct iscsi_tpg_np->tpg_np is NULL!\n"); return; } - iscsit_reset_np_thread(tpg_np->tpg_np, tpg_np, tpg); + iscsit_reset_np_thread(tpg_np->tpg_np, tpg_np, tpg, shutdown); } void iscsit_clear_tpg_np_login_threads( - struct iscsi_portal_group *tpg) + struct iscsi_portal_group *tpg, + bool shutdown) { struct iscsi_tpg_np *tpg_np; @@ -197,7 +200,7 @@ void iscsit_clear_tpg_np_login_threads( continue; } spin_unlock(&tpg->tpg_np_lock); - iscsit_clear_tpg_np_login_thread(tpg_np, tpg); + iscsit_clear_tpg_np_login_thread(tpg_np, tpg, shutdown); spin_lock(&tpg->tpg_np_lock); } spin_unlock(&tpg->tpg_np_lock); @@ -268,6 +271,8 @@ int iscsit_tpg_del_portal_group( tpg->tpg_state = TPG_STATE_INACTIVE; spin_unlock(&tpg->tpg_state_lock); + iscsit_clear_tpg_np_login_threads(tpg, true); + if (iscsit_release_sessions_for_tpg(tpg, force) < 0) { pr_err("Unable to delete iSCSI Target Portal Group:" " %hu while active sessions exist, and force=0\n", @@ -368,7 +373,7 @@ int iscsit_tpg_disable_portal_group(struct iscsi_portal_group *tpg, int force) tpg->tpg_state = TPG_STATE_INACTIVE; spin_unlock(&tpg->tpg_state_lock); - iscsit_clear_tpg_np_login_threads(tpg); + iscsit_clear_tpg_np_login_threads(tpg, false); if (iscsit_release_sessions_for_tpg(tpg, force) < 0) { spin_lock(&tpg->tpg_state_lock); @@ -490,6 +495,8 @@ struct iscsi_tpg_np *iscsit_tpg_add_network_portal( INIT_LIST_HEAD(&tpg_np->tpg_np_child_list); INIT_LIST_HEAD(&tpg_np->tpg_np_parent_list); spin_lock_init(&tpg_np->tpg_np_parent_lock); + init_completion(&tpg_np->tpg_np_comp); + kref_init(&tpg_np->tpg_np_kref); tpg_np->tpg_np = np; tpg_np->tpg = tpg; @@ -520,7 +527,7 @@ static int iscsit_tpg_release_np( struct iscsi_portal_group *tpg, struct iscsi_np *np) { - iscsit_clear_tpg_np_login_thread(tpg_np, tpg); + iscsit_clear_tpg_np_login_thread(tpg_np, tpg, true); pr_debug("CORE[%s] - Removed Network Portal: %s:%hu,%hu on %s\n", tpg->tpg_tiqn->tiqn, np->np_ip, np->np_port, tpg->tpgt, diff --git a/drivers/target/iscsi/iscsi_target_tpg.h b/drivers/target/iscsi/iscsi_target_tpg.h index dda48c141a8..b77693e2c20 100644 --- a/drivers/target/iscsi/iscsi_target_tpg.h +++ b/drivers/target/iscsi/iscsi_target_tpg.h @@ -5,10 +5,10 @@ extern struct iscsi_portal_group *iscsit_alloc_portal_group(struct iscsi_tiqn *, extern int iscsit_load_discovery_tpg(void); extern void iscsit_release_discovery_tpg(void); extern struct iscsi_portal_group *iscsit_get_tpg_from_np(struct iscsi_tiqn *, - struct iscsi_np *); + struct iscsi_np *, struct iscsi_tpg_np **); extern int iscsit_get_tpg(struct iscsi_portal_group *); extern void iscsit_put_tpg(struct iscsi_portal_group *); -extern void iscsit_clear_tpg_np_login_threads(struct iscsi_portal_group *); +extern void iscsit_clear_tpg_np_login_threads(struct iscsi_portal_group *, bool); extern void iscsit_tpg_dump_params(struct iscsi_portal_group *); extern int iscsit_tpg_add_portal_group(struct iscsi_tiqn *, struct iscsi_portal_group *); extern int iscsit_tpg_del_portal_group(struct iscsi_tiqn *, struct iscsi_portal_group *, diff --git a/drivers/target/iscsi/iscsi_target_tq.c b/drivers/target/iscsi/iscsi_target_tq.c index 81289520f96..601e9cc61e9 100644 --- a/drivers/target/iscsi/iscsi_target_tq.c +++ b/drivers/target/iscsi/iscsi_target_tq.c @@ -1,9 +1,7 @@ /******************************************************************************* * This file contains the iSCSI Login Thread and Thread Queue functions. * - * \u00a9 Copyright 2007-2011 RisingTide Systems LLC. - * - * Licensed to the Linux Foundation under the General Public License (GPL) version 2. + * (c) Copyright 2007-2013 Datera, Inc. * * Author: Nicholas A. Bellinger <nab@linux-iscsi.org> * @@ -105,12 +103,11 @@ int iscsi_allocate_thread_sets(u32 thread_pair_count) ts->status = ISCSI_THREAD_SET_FREE; INIT_LIST_HEAD(&ts->ts_list); spin_lock_init(&ts->ts_state_lock); - init_completion(&ts->rx_post_start_comp); - init_completion(&ts->tx_post_start_comp); init_completion(&ts->rx_restart_comp); init_completion(&ts->tx_restart_comp); init_completion(&ts->rx_start_comp); init_completion(&ts->tx_start_comp); + sema_init(&ts->ts_activate_sem, 0); ts->create_threads = 1; ts->tx_thread = kthread_run(iscsi_target_tx_thread, ts, "%s", @@ -139,35 +136,44 @@ int iscsi_allocate_thread_sets(u32 thread_pair_count) return allocated_thread_pair_count; } -void iscsi_deallocate_thread_sets(void) +static void iscsi_deallocate_thread_one(struct iscsi_thread_set *ts) { - u32 released_count = 0; - struct iscsi_thread_set *ts = NULL; - - while ((ts = iscsi_get_ts_from_inactive_list())) { + spin_lock_bh(&ts->ts_state_lock); + ts->status = ISCSI_THREAD_SET_DIE; + if (ts->rx_thread) { + complete(&ts->rx_start_comp); + spin_unlock_bh(&ts->ts_state_lock); + kthread_stop(ts->rx_thread); spin_lock_bh(&ts->ts_state_lock); - ts->status = ISCSI_THREAD_SET_DIE; + } + if (ts->tx_thread) { + complete(&ts->tx_start_comp); spin_unlock_bh(&ts->ts_state_lock); + kthread_stop(ts->tx_thread); + spin_lock_bh(&ts->ts_state_lock); + } + spin_unlock_bh(&ts->ts_state_lock); + /* + * Release this thread_id in the thread_set_bitmap + */ + spin_lock(&ts_bitmap_lock); + bitmap_release_region(iscsit_global->ts_bitmap, + ts->thread_id, get_order(1)); + spin_unlock(&ts_bitmap_lock); - if (ts->rx_thread) { - send_sig(SIGINT, ts->rx_thread, 1); - kthread_stop(ts->rx_thread); - } - if (ts->tx_thread) { - send_sig(SIGINT, ts->tx_thread, 1); - kthread_stop(ts->tx_thread); - } - /* - * Release this thread_id in the thread_set_bitmap - */ - spin_lock(&ts_bitmap_lock); - bitmap_release_region(iscsit_global->ts_bitmap, - ts->thread_id, get_order(1)); - spin_unlock(&ts_bitmap_lock); + kfree(ts); +} +void iscsi_deallocate_thread_sets(void) +{ + struct iscsi_thread_set *ts = NULL; + u32 released_count = 0; + + while ((ts = iscsi_get_ts_from_inactive_list())) { + + iscsi_deallocate_thread_one(ts); released_count++; - kfree(ts); } if (released_count) @@ -187,34 +193,13 @@ static void iscsi_deallocate_extra_thread_sets(void) if (!ts) break; - spin_lock_bh(&ts->ts_state_lock); - ts->status = ISCSI_THREAD_SET_DIE; - spin_unlock_bh(&ts->ts_state_lock); - - if (ts->rx_thread) { - send_sig(SIGINT, ts->rx_thread, 1); - kthread_stop(ts->rx_thread); - } - if (ts->tx_thread) { - send_sig(SIGINT, ts->tx_thread, 1); - kthread_stop(ts->tx_thread); - } - /* - * Release this thread_id in the thread_set_bitmap - */ - spin_lock(&ts_bitmap_lock); - bitmap_release_region(iscsit_global->ts_bitmap, - ts->thread_id, get_order(1)); - spin_unlock(&ts_bitmap_lock); - + iscsi_deallocate_thread_one(ts); released_count++; - kfree(ts); } - if (released_count) { + if (released_count) pr_debug("Stopped %d thread set(s) (%d total threads)." "\n", released_count, released_count * 2); - } } void iscsi_activate_thread_set(struct iscsi_conn *conn, struct iscsi_thread_set *ts) @@ -224,37 +209,23 @@ void iscsi_activate_thread_set(struct iscsi_conn *conn, struct iscsi_thread_set spin_lock_bh(&ts->ts_state_lock); conn->thread_set = ts; ts->conn = conn; + ts->status = ISCSI_THREAD_SET_ACTIVE; spin_unlock_bh(&ts->ts_state_lock); - /* - * Start up the RX thread and wait on rx_post_start_comp. The RX - * Thread will then do the same for the TX Thread in - * iscsi_rx_thread_pre_handler(). - */ + complete(&ts->rx_start_comp); - wait_for_completion(&ts->rx_post_start_comp); + complete(&ts->tx_start_comp); + + down(&ts->ts_activate_sem); } struct iscsi_thread_set *iscsi_get_thread_set(void) { - int allocate_ts = 0; - struct completion comp; - struct iscsi_thread_set *ts = NULL; - /* - * If no inactive thread set is available on the first call to - * iscsi_get_ts_from_inactive_list(), sleep for a second and - * try again. If still none are available after two attempts, - * allocate a set ourselves. - */ + struct iscsi_thread_set *ts; + get_set: ts = iscsi_get_ts_from_inactive_list(); if (!ts) { - if (allocate_ts == 2) - iscsi_allocate_thread_sets(1); - - init_completion(&comp); - wait_for_completion_timeout(&comp, 1 * HZ); - - allocate_ts++; + iscsi_allocate_thread_sets(1); goto get_set; } @@ -263,6 +234,7 @@ get_set: ts->thread_count = 2; init_completion(&ts->rx_restart_comp); init_completion(&ts->tx_restart_comp); + sema_init(&ts->ts_activate_sem, 0); return ts; } @@ -400,7 +372,8 @@ static void iscsi_check_to_add_additional_sets(void) static int iscsi_signal_thread_pre_handler(struct iscsi_thread_set *ts) { spin_lock_bh(&ts->ts_state_lock); - if ((ts->status == ISCSI_THREAD_SET_DIE) || signal_pending(current)) { + if (ts->status == ISCSI_THREAD_SET_DIE || kthread_should_stop() || + signal_pending(current)) { spin_unlock_bh(&ts->ts_state_lock); return -1; } @@ -419,7 +392,8 @@ struct iscsi_conn *iscsi_rx_thread_pre_handler(struct iscsi_thread_set *ts) goto sleep; } - flush_signals(current); + if (ts->status != ISCSI_THREAD_SET_DIE) + flush_signals(current); if (ts->delay_inactive && (--ts->thread_count == 0)) { spin_unlock_bh(&ts->ts_state_lock); @@ -446,18 +420,19 @@ sleep: if (iscsi_signal_thread_pre_handler(ts) < 0) return NULL; + iscsi_check_to_add_additional_sets(); + + spin_lock_bh(&ts->ts_state_lock); if (!ts->conn) { pr_err("struct iscsi_thread_set->conn is NULL for" - " thread_id: %d, going back to sleep\n", ts->thread_id); - goto sleep; + " RX thread_id: %s/%d\n", current->comm, current->pid); + spin_unlock_bh(&ts->ts_state_lock); + return NULL; } - iscsi_check_to_add_additional_sets(); - /* - * The RX Thread starts up the TX Thread and sleeps. - */ ts->thread_clear |= ISCSI_CLEAR_RX_THREAD; - complete(&ts->tx_start_comp); - wait_for_completion(&ts->tx_post_start_comp); + spin_unlock_bh(&ts->ts_state_lock); + + up(&ts->ts_activate_sem); return ts->conn; } @@ -472,7 +447,8 @@ struct iscsi_conn *iscsi_tx_thread_pre_handler(struct iscsi_thread_set *ts) goto sleep; } - flush_signals(current); + if (ts->status != ISCSI_THREAD_SET_DIE) + flush_signals(current); if (ts->delay_inactive && (--ts->thread_count == 0)) { spin_unlock_bh(&ts->ts_state_lock); @@ -498,27 +474,20 @@ sleep: if (iscsi_signal_thread_pre_handler(ts) < 0) return NULL; - if (!ts->conn) { - pr_err("struct iscsi_thread_set->conn is NULL for " - " thread_id: %d, going back to sleep\n", - ts->thread_id); - goto sleep; - } - iscsi_check_to_add_additional_sets(); - /* - * From the TX thread, up the tx_post_start_comp that the RX Thread is - * sleeping on in iscsi_rx_thread_pre_handler(), then up the - * rx_post_start_comp that iscsi_activate_thread_set() is sleeping on. - */ - ts->thread_clear |= ISCSI_CLEAR_TX_THREAD; - complete(&ts->tx_post_start_comp); - complete(&ts->rx_post_start_comp); spin_lock_bh(&ts->ts_state_lock); - ts->status = ISCSI_THREAD_SET_ACTIVE; + if (!ts->conn) { + pr_err("struct iscsi_thread_set->conn is NULL for" + " TX thread_id: %s/%d\n", current->comm, current->pid); + spin_unlock_bh(&ts->ts_state_lock); + return NULL; + } + ts->thread_clear |= ISCSI_CLEAR_TX_THREAD; spin_unlock_bh(&ts->ts_state_lock); + up(&ts->ts_activate_sem); + return ts->conn; } diff --git a/drivers/target/iscsi/iscsi_target_tq.h b/drivers/target/iscsi/iscsi_target_tq.h index 547d1183128..cc1eede5ab3 100644 --- a/drivers/target/iscsi/iscsi_target_tq.h +++ b/drivers/target/iscsi/iscsi_target_tq.h @@ -64,10 +64,6 @@ struct iscsi_thread_set { struct iscsi_conn *conn; /* used for controlling ts state accesses */ spinlock_t ts_state_lock; - /* Used for rx side post startup */ - struct completion rx_post_start_comp; - /* Used for tx side post startup */ - struct completion tx_post_start_comp; /* used for restarting thread queue */ struct completion rx_restart_comp; /* used for restarting thread queue */ @@ -82,6 +78,7 @@ struct iscsi_thread_set { struct task_struct *tx_thread; /* struct iscsi_thread_set in list list head*/ struct list_head ts_list; + struct semaphore ts_activate_sem; }; #endif /*** ISCSI_THREAD_QUEUE_H ***/ diff --git a/drivers/target/iscsi/iscsi_target_util.c b/drivers/target/iscsi/iscsi_target_util.c index 1df06d5e4e0..f2de28e178f 100644 --- a/drivers/target/iscsi/iscsi_target_util.c +++ b/drivers/target/iscsi/iscsi_target_util.c @@ -1,9 +1,7 @@ /******************************************************************************* * This file contains the iSCSI Target specific utility functions. * - * \u00a9 Copyright 2007-2011 RisingTide Systems LLC. - * - * Licensed to the Linux Foundation under the General Public License (GPL) version 2. + * (c) Copyright 2007-2013 Datera, Inc. * * Author: Nicholas A. Bellinger <nab@linux-iscsi.org> * @@ -19,6 +17,7 @@ ******************************************************************************/ #include <linux/list.h> +#include <linux/percpu_ida.h> #include <scsi/scsi_tcq.h> #include <scsi/iscsi_proto.h> #include <target/target_core_base.h> @@ -149,18 +148,6 @@ void iscsit_free_r2ts_from_list(struct iscsi_cmd *cmd) spin_unlock_bh(&cmd->r2t_lock); } -struct iscsi_cmd *iscsit_alloc_cmd(struct iscsi_conn *conn, gfp_t gfp_mask) -{ - struct iscsi_cmd *cmd; - - cmd = kmem_cache_zalloc(lio_cmd_cache, gfp_mask); - if (!cmd) - return NULL; - - cmd->release_cmd = &iscsit_release_cmd; - return cmd; -} - /* * May be called from software interrupt (timer) context for allocating * iSCSI NopINs. @@ -168,12 +155,15 @@ struct iscsi_cmd *iscsit_alloc_cmd(struct iscsi_conn *conn, gfp_t gfp_mask) struct iscsi_cmd *iscsit_allocate_cmd(struct iscsi_conn *conn, gfp_t gfp_mask) { struct iscsi_cmd *cmd; + struct se_session *se_sess = conn->sess->se_sess; + int size, tag; - cmd = conn->conn_transport->iscsit_alloc_cmd(conn, gfp_mask); - if (!cmd) { - pr_err("Unable to allocate memory for struct iscsi_cmd.\n"); - return NULL; - } + tag = percpu_ida_alloc(&se_sess->sess_tag_pool, gfp_mask); + size = sizeof(struct iscsi_cmd) + conn->conn_transport->priv_size; + cmd = (struct iscsi_cmd *)(se_sess->sess_cmd_map + (tag * size)); + memset(cmd, 0, size); + + cmd->se_cmd.map_tag = tag; cmd->conn = conn; INIT_LIST_HEAD(&cmd->i_conn_node); INIT_LIST_HEAD(&cmd->datain_list); @@ -689,6 +679,16 @@ void iscsit_free_queue_reqs_for_conn(struct iscsi_conn *conn) void iscsit_release_cmd(struct iscsi_cmd *cmd) { + struct iscsi_session *sess; + struct se_cmd *se_cmd = &cmd->se_cmd; + + if (cmd->conn) + sess = cmd->conn->sess; + else + sess = cmd->sess; + + BUG_ON(!sess || !sess->se_sess); + kfree(cmd->buf_ptr); kfree(cmd->pdu_list); kfree(cmd->seq_list); @@ -696,8 +696,9 @@ void iscsit_release_cmd(struct iscsi_cmd *cmd) kfree(cmd->iov_data); kfree(cmd->text_in_ptr); - kmem_cache_free(lio_cmd_cache, cmd); + percpu_ida_free(&sess->se_sess->sess_tag_pool, se_cmd->map_tag); } +EXPORT_SYMBOL(iscsit_release_cmd); static void __iscsit_free_cmd(struct iscsi_cmd *cmd, bool scsi_cmd, bool check_queues) @@ -761,7 +762,7 @@ void iscsit_free_cmd(struct iscsi_cmd *cmd, bool shutdown) /* Fall-through */ default: __iscsit_free_cmd(cmd, false, shutdown); - cmd->release_cmd(cmd); + iscsit_release_cmd(cmd); break; } } diff --git a/drivers/target/loopback/tcm_loop.c b/drivers/target/loopback/tcm_loop.c index 568ad25f25d..0f6d69dabca 100644 --- a/drivers/target/loopback/tcm_loop.c +++ b/drivers/target/loopback/tcm_loop.c @@ -3,7 +3,7 @@ * This file contains the Linux/SCSI LLD virtual SCSI initiator driver * for emulated SAS initiator ports * - * © Copyright 2011 RisingTide Systems LLC. + * © Copyright 2011-2013 Datera, Inc. * * Licensed to the Linux Foundation under the General Public License (GPL) version 2. * diff --git a/drivers/target/target_core_alua.c b/drivers/target/target_core_alua.c index cbe48ab4174..47244102281 100644 --- a/drivers/target/target_core_alua.c +++ b/drivers/target/target_core_alua.c @@ -3,7 +3,7 @@ * * This file contains SPC-3 compliant asymmetric logical unit assigntment (ALUA) * - * (c) Copyright 2009-2012 RisingTide Systems LLC. + * (c) Copyright 2009-2013 Datera, Inc. * * Nicholas A. Bellinger <nab@kernel.org> * @@ -557,6 +557,9 @@ target_alua_state_check(struct se_cmd *cmd) * a ALUA logical unit group. */ tg_pt_gp_mem = port->sep_alua_tg_pt_gp_mem; + if (!tg_pt_gp_mem) + return 0; + spin_lock(&tg_pt_gp_mem->tg_pt_gp_mem_lock); tg_pt_gp = tg_pt_gp_mem->tg_pt_gp; out_alua_state = atomic_read(&tg_pt_gp->tg_pt_gp_alua_access_state); @@ -730,7 +733,7 @@ static int core_alua_write_tpg_metadata( if (ret < 0) pr_err("Error writing ALUA metadata file: %s\n", path); fput(file); - return ret ? -EIO : 0; + return (ret < 0) ? -EIO : 0; } /* @@ -1756,10 +1759,10 @@ ssize_t core_alua_store_access_type( unsigned long tmp; int ret; - ret = strict_strtoul(page, 0, &tmp); + ret = kstrtoul(page, 0, &tmp); if (ret < 0) { pr_err("Unable to extract alua_access_type\n"); - return -EINVAL; + return ret; } if ((tmp != 0) && (tmp != 1) && (tmp != 2) && (tmp != 3)) { pr_err("Illegal value for alua_access_type:" @@ -1794,10 +1797,10 @@ ssize_t core_alua_store_nonop_delay_msecs( unsigned long tmp; int ret; - ret = strict_strtoul(page, 0, &tmp); + ret = kstrtoul(page, 0, &tmp); if (ret < 0) { pr_err("Unable to extract nonop_delay_msecs\n"); - return -EINVAL; + return ret; } if (tmp > ALUA_MAX_NONOP_DELAY_MSECS) { pr_err("Passed nonop_delay_msecs: %lu, exceeds" @@ -1825,10 +1828,10 @@ ssize_t core_alua_store_trans_delay_msecs( unsigned long tmp; int ret; - ret = strict_strtoul(page, 0, &tmp); + ret = kstrtoul(page, 0, &tmp); if (ret < 0) { pr_err("Unable to extract trans_delay_msecs\n"); - return -EINVAL; + return ret; } if (tmp > ALUA_MAX_TRANS_DELAY_MSECS) { pr_err("Passed trans_delay_msecs: %lu, exceeds" @@ -1856,10 +1859,10 @@ ssize_t core_alua_store_implict_trans_secs( unsigned long tmp; int ret; - ret = strict_strtoul(page, 0, &tmp); + ret = kstrtoul(page, 0, &tmp); if (ret < 0) { pr_err("Unable to extract implict_trans_secs\n"); - return -EINVAL; + return ret; } if (tmp > ALUA_MAX_IMPLICT_TRANS_SECS) { pr_err("Passed implict_trans_secs: %lu, exceeds" @@ -1887,10 +1890,10 @@ ssize_t core_alua_store_preferred_bit( unsigned long tmp; int ret; - ret = strict_strtoul(page, 0, &tmp); + ret = kstrtoul(page, 0, &tmp); if (ret < 0) { pr_err("Unable to extract preferred ALUA value\n"); - return -EINVAL; + return ret; } if ((tmp != 0) && (tmp != 1)) { pr_err("Illegal value for preferred ALUA: %lu\n", tmp); @@ -1922,10 +1925,10 @@ ssize_t core_alua_store_offline_bit( if (!lun->lun_sep) return -ENODEV; - ret = strict_strtoul(page, 0, &tmp); + ret = kstrtoul(page, 0, &tmp); if (ret < 0) { pr_err("Unable to extract alua_tg_pt_offline value\n"); - return -EINVAL; + return ret; } if ((tmp != 0) && (tmp != 1)) { pr_err("Illegal value for alua_tg_pt_offline: %lu\n", @@ -1961,10 +1964,10 @@ ssize_t core_alua_store_secondary_status( unsigned long tmp; int ret; - ret = strict_strtoul(page, 0, &tmp); + ret = kstrtoul(page, 0, &tmp); if (ret < 0) { pr_err("Unable to extract alua_tg_pt_status\n"); - return -EINVAL; + return ret; } if ((tmp != ALUA_STATUS_NONE) && (tmp != ALUA_STATUS_ALTERED_BY_EXPLICT_STPG) && @@ -1994,10 +1997,10 @@ ssize_t core_alua_store_secondary_write_metadata( unsigned long tmp; int ret; - ret = strict_strtoul(page, 0, &tmp); + ret = kstrtoul(page, 0, &tmp); if (ret < 0) { pr_err("Unable to extract alua_tg_pt_write_md\n"); - return -EINVAL; + return ret; } if ((tmp != 0) && (tmp != 1)) { pr_err("Illegal value for alua_tg_pt_write_md:" diff --git a/drivers/target/target_core_configfs.c b/drivers/target/target_core_configfs.c index e4d22933efa..82e81c542e4 100644 --- a/drivers/target/target_core_configfs.c +++ b/drivers/target/target_core_configfs.c @@ -3,7 +3,7 @@ * * This file contains ConfigFS logic for the Generic Target Engine project. * - * (c) Copyright 2008-2012 RisingTide Systems LLC. + * (c) Copyright 2008-2013 Datera, Inc. * * Nicholas A. Bellinger <nab@kernel.org> * @@ -48,6 +48,7 @@ #include "target_core_alua.h" #include "target_core_pr.h" #include "target_core_rd.h" +#include "target_core_xcopy.h" extern struct t10_alua_lu_gp *default_lu_gp; @@ -268,7 +269,7 @@ static struct configfs_subsystem target_core_fabrics = { }, }; -static struct configfs_subsystem *target_core_subsystem[] = { +struct configfs_subsystem *target_core_subsystem[] = { &target_core_fabrics, NULL, }; @@ -577,9 +578,9 @@ static ssize_t target_core_dev_store_attr_##_name( \ unsigned long val; \ int ret; \ \ - ret = strict_strtoul(page, 0, &val); \ + ret = kstrtoul(page, 0, &val); \ if (ret < 0) { \ - pr_err("strict_strtoul() failed with" \ + pr_err("kstrtoul() failed with" \ " ret: %d\n", ret); \ return -EINVAL; \ } \ @@ -636,6 +637,12 @@ SE_DEV_ATTR(emulate_tpu, S_IRUGO | S_IWUSR); DEF_DEV_ATTRIB(emulate_tpws); SE_DEV_ATTR(emulate_tpws, S_IRUGO | S_IWUSR); +DEF_DEV_ATTRIB(emulate_caw); +SE_DEV_ATTR(emulate_caw, S_IRUGO | S_IWUSR); + +DEF_DEV_ATTRIB(emulate_3pc); +SE_DEV_ATTR(emulate_3pc, S_IRUGO | S_IWUSR); + DEF_DEV_ATTRIB(enforce_pr_isids); SE_DEV_ATTR(enforce_pr_isids, S_IRUGO | S_IWUSR); @@ -693,6 +700,8 @@ static struct configfs_attribute *target_core_dev_attrib_attrs[] = { &target_core_dev_attrib_emulate_tas.attr, &target_core_dev_attrib_emulate_tpu.attr, &target_core_dev_attrib_emulate_tpws.attr, + &target_core_dev_attrib_emulate_caw.attr, + &target_core_dev_attrib_emulate_3pc.attr, &target_core_dev_attrib_enforce_pr_isids.attr, &target_core_dev_attrib_is_nonrot.attr, &target_core_dev_attrib_emulate_rest_reord.attr, @@ -1310,9 +1319,9 @@ static ssize_t target_core_dev_pr_store_attr_res_aptpl_metadata( ret = -ENOMEM; goto out; } - ret = strict_strtoull(arg_p, 0, &tmp_ll); + ret = kstrtoull(arg_p, 0, &tmp_ll); if (ret < 0) { - pr_err("strict_strtoull() failed for" + pr_err("kstrtoull() failed for" " sa_res_key=\n"); goto out; } @@ -1836,11 +1845,11 @@ static ssize_t target_core_alua_lu_gp_store_attr_lu_gp_id( unsigned long lu_gp_id; int ret; - ret = strict_strtoul(page, 0, &lu_gp_id); + ret = kstrtoul(page, 0, &lu_gp_id); if (ret < 0) { - pr_err("strict_strtoul() returned %d for" + pr_err("kstrtoul() returned %d for" " lu_gp_id\n", ret); - return -EINVAL; + return ret; } if (lu_gp_id > 0x0000ffff) { pr_err("ALUA lu_gp_id: %lu exceeds maximum:" @@ -2032,11 +2041,11 @@ static ssize_t target_core_alua_tg_pt_gp_store_attr_alua_access_state( return -EINVAL; } - ret = strict_strtoul(page, 0, &tmp); + ret = kstrtoul(page, 0, &tmp); if (ret < 0) { pr_err("Unable to extract new ALUA access state from" " %s\n", page); - return -EINVAL; + return ret; } new_state = (int)tmp; @@ -2079,11 +2088,11 @@ static ssize_t target_core_alua_tg_pt_gp_store_attr_alua_access_status( return -EINVAL; } - ret = strict_strtoul(page, 0, &tmp); + ret = kstrtoul(page, 0, &tmp); if (ret < 0) { pr_err("Unable to extract new ALUA access status" " from %s\n", page); - return -EINVAL; + return ret; } new_status = (int)tmp; @@ -2139,10 +2148,10 @@ static ssize_t target_core_alua_tg_pt_gp_store_attr_alua_write_metadata( unsigned long tmp; int ret; - ret = strict_strtoul(page, 0, &tmp); + ret = kstrtoul(page, 0, &tmp); if (ret < 0) { pr_err("Unable to extract alua_write_metadata\n"); - return -EINVAL; + return ret; } if ((tmp != 0) && (tmp != 1)) { @@ -2263,11 +2272,11 @@ static ssize_t target_core_alua_tg_pt_gp_store_attr_tg_pt_gp_id( unsigned long tg_pt_gp_id; int ret; - ret = strict_strtoul(page, 0, &tg_pt_gp_id); + ret = kstrtoul(page, 0, &tg_pt_gp_id); if (ret < 0) { - pr_err("strict_strtoul() returned %d for" + pr_err("kstrtoul() returned %d for" " tg_pt_gp_id\n", ret); - return -EINVAL; + return ret; } if (tg_pt_gp_id > 0x0000ffff) { pr_err("ALUA tg_pt_gp_id: %lu exceeds maximum:" @@ -2676,10 +2685,10 @@ static ssize_t target_core_hba_store_attr_hba_mode(struct se_hba *hba, if (transport->pmode_enable_hba == NULL) return -EINVAL; - ret = strict_strtoul(page, 0, &mode_flag); + ret = kstrtoul(page, 0, &mode_flag); if (ret < 0) { pr_err("Unable to extract hba mode flag: %d\n", ret); - return -EINVAL; + return ret; } if (hba->dev_count) { @@ -2767,11 +2776,11 @@ static struct config_group *target_core_call_addhbatotarget( str++; /* Skip to start of plugin dependent ID */ } - ret = strict_strtoul(str, 0, &plugin_dep_id); + ret = kstrtoul(str, 0, &plugin_dep_id); if (ret < 0) { - pr_err("strict_strtoul() returned %d for" + pr_err("kstrtoul() returned %d for" " plugin_dep_id\n", ret); - return ERR_PTR(-EINVAL); + return ERR_PTR(ret); } /* * Load up TCM subsystem plugins if they have not already been loaded. @@ -2927,6 +2936,10 @@ static int __init target_core_init_configfs(void) if (ret < 0) goto out; + ret = target_xcopy_setup_pt(); + if (ret < 0) + goto out; + return 0; out: @@ -2999,6 +3012,7 @@ static void __exit target_core_exit_configfs(void) core_dev_release_virtual_lun0(); rd_module_exit(); + target_xcopy_release_pt(); release_se_kmem_caches(); } diff --git a/drivers/target/target_core_device.c b/drivers/target/target_core_device.c index 8f4142fe5f1..d90dbb0f1a6 100644 --- a/drivers/target/target_core_device.c +++ b/drivers/target/target_core_device.c @@ -4,7 +4,7 @@ * This file contains the TCM Virtual Device and Disk Transport * agnostic related functions. * - * (c) Copyright 2003-2012 RisingTide Systems LLC. + * (c) Copyright 2003-2013 Datera, Inc. * * Nicholas A. Bellinger <nab@kernel.org> * @@ -47,6 +47,9 @@ #include "target_core_pr.h" #include "target_core_ua.h" +DEFINE_MUTEX(g_device_mutex); +LIST_HEAD(g_device_list); + static struct se_hba *lun0_hba; /* not static, needed by tpg.c */ struct se_device *g_lun0_dev; @@ -890,6 +893,32 @@ int se_dev_set_emulate_tpws(struct se_device *dev, int flag) return 0; } +int se_dev_set_emulate_caw(struct se_device *dev, int flag) +{ + if (flag != 0 && flag != 1) { + pr_err("Illegal value %d\n", flag); + return -EINVAL; + } + dev->dev_attrib.emulate_caw = flag; + pr_debug("dev[%p]: SE Device CompareAndWrite (AtomicTestandSet): %d\n", + dev, flag); + + return 0; +} + +int se_dev_set_emulate_3pc(struct se_device *dev, int flag) +{ + if (flag != 0 && flag != 1) { + pr_err("Illegal value %d\n", flag); + return -EINVAL; + } + dev->dev_attrib.emulate_3pc = flag; + pr_debug("dev[%p]: SE Device 3rd Party Copy (EXTENDED_COPY): %d\n", + dev, flag); + + return 0; +} + int se_dev_set_enforce_pr_isids(struct se_device *dev, int flag) { if ((flag != 0) && (flag != 1)) { @@ -1393,6 +1422,7 @@ struct se_device *target_alloc_device(struct se_hba *hba, const char *name) INIT_LIST_HEAD(&dev->delayed_cmd_list); INIT_LIST_HEAD(&dev->state_list); INIT_LIST_HEAD(&dev->qf_cmd_list); + INIT_LIST_HEAD(&dev->g_dev_node); spin_lock_init(&dev->stats_lock); spin_lock_init(&dev->execute_task_lock); spin_lock_init(&dev->delayed_cmd_lock); @@ -1400,6 +1430,7 @@ struct se_device *target_alloc_device(struct se_hba *hba, const char *name) spin_lock_init(&dev->se_port_lock); spin_lock_init(&dev->se_tmr_lock); spin_lock_init(&dev->qf_cmd_lock); + sema_init(&dev->caw_sem, 1); atomic_set(&dev->dev_ordered_id, 0); INIT_LIST_HEAD(&dev->t10_wwn.t10_vpd_list); spin_lock_init(&dev->t10_wwn.t10_vpd_lock); @@ -1423,6 +1454,8 @@ struct se_device *target_alloc_device(struct se_hba *hba, const char *name) dev->dev_attrib.emulate_tas = DA_EMULATE_TAS; dev->dev_attrib.emulate_tpu = DA_EMULATE_TPU; dev->dev_attrib.emulate_tpws = DA_EMULATE_TPWS; + dev->dev_attrib.emulate_caw = DA_EMULATE_CAW; + dev->dev_attrib.emulate_3pc = DA_EMULATE_3PC; dev->dev_attrib.enforce_pr_isids = DA_ENFORCE_PR_ISIDS; dev->dev_attrib.is_nonrot = DA_IS_NONROT; dev->dev_attrib.emulate_rest_reord = DA_EMULATE_REST_REORD; @@ -1510,6 +1543,11 @@ int target_configure_device(struct se_device *dev) spin_lock(&hba->device_lock); hba->dev_count++; spin_unlock(&hba->device_lock); + + mutex_lock(&g_device_mutex); + list_add_tail(&dev->g_dev_node, &g_device_list); + mutex_unlock(&g_device_mutex); + return 0; out_free_alua: @@ -1528,6 +1566,10 @@ void target_free_device(struct se_device *dev) if (dev->dev_flags & DF_CONFIGURED) { destroy_workqueue(dev->tmr_wq); + mutex_lock(&g_device_mutex); + list_del(&dev->g_dev_node); + mutex_unlock(&g_device_mutex); + spin_lock(&hba->device_lock); hba->dev_count--; spin_unlock(&hba->device_lock); diff --git a/drivers/target/target_core_fabric_configfs.c b/drivers/target/target_core_fabric_configfs.c index eb56eb12956..3503996d7d1 100644 --- a/drivers/target/target_core_fabric_configfs.c +++ b/drivers/target/target_core_fabric_configfs.c @@ -4,7 +4,7 @@ * This file contains generic fabric module configfs infrastructure for * TCM v4.x code * - * (c) Copyright 2010-2012 RisingTide Systems LLC. + * (c) Copyright 2010-2013 Datera, Inc. * * Nicholas A. Bellinger <nab@linux-iscsi.org> * @@ -189,9 +189,11 @@ static ssize_t target_fabric_mappedlun_store_write_protect( struct se_node_acl *se_nacl = lacl->se_lun_nacl; struct se_portal_group *se_tpg = se_nacl->se_tpg; unsigned long op; + int ret; - if (strict_strtoul(page, 0, &op)) - return -EINVAL; + ret = kstrtoul(page, 0, &op); + if (ret) + return ret; if ((op != 1) && (op != 0)) return -EINVAL; @@ -350,7 +352,10 @@ static struct config_group *target_fabric_make_mappedlun( * Determine the Mapped LUN value. This is what the SCSI Initiator * Port will actually see. */ - if (strict_strtoul(buf + 4, 0, &mapped_lun) || mapped_lun > UINT_MAX) { + ret = kstrtoul(buf + 4, 0, &mapped_lun); + if (ret) + goto out; + if (mapped_lun > UINT_MAX) { ret = -EINVAL; goto out; } @@ -875,7 +880,10 @@ static struct config_group *target_fabric_make_lun( " \"lun_$LUN_NUMBER\"\n"); return ERR_PTR(-EINVAL); } - if (strict_strtoul(name + 4, 0, &unpacked_lun) || unpacked_lun > UINT_MAX) + errno = kstrtoul(name + 4, 0, &unpacked_lun); + if (errno) + return ERR_PTR(errno); + if (unpacked_lun > UINT_MAX) return ERR_PTR(-EINVAL); lun = core_get_lun_from_tpg(se_tpg, unpacked_lun); diff --git a/drivers/target/target_core_fabric_lib.c b/drivers/target/target_core_fabric_lib.c index 687b0b0a4aa..0d1cf8b4f49 100644 --- a/drivers/target/target_core_fabric_lib.c +++ b/drivers/target/target_core_fabric_lib.c @@ -4,7 +4,7 @@ * This file contains generic high level protocol identifier and PR * handlers for TCM fabric modules * - * (c) Copyright 2010-2012 RisingTide Systems LLC. + * (c) Copyright 2010-2013 Datera, Inc. * * Nicholas A. Bellinger <nab@linux-iscsi.org> * diff --git a/drivers/target/target_core_file.c b/drivers/target/target_core_file.c index b11890d8512..b662f89deda 100644 --- a/drivers/target/target_core_file.c +++ b/drivers/target/target_core_file.c @@ -3,7 +3,7 @@ * * This file contains the Storage Engine <-> FILEIO transport specific functions * - * (c) Copyright 2005-2012 RisingTide Systems LLC. + * (c) Copyright 2005-2013 Datera, Inc. * * Nicholas A. Bellinger <nab@kernel.org> * @@ -547,11 +547,9 @@ fd_execute_unmap(struct se_cmd *cmd) } static sense_reason_t -fd_execute_rw(struct se_cmd *cmd) +fd_execute_rw(struct se_cmd *cmd, struct scatterlist *sgl, u32 sgl_nents, + enum dma_data_direction data_direction) { - struct scatterlist *sgl = cmd->t_data_sg; - u32 sgl_nents = cmd->t_data_nents; - enum dma_data_direction data_direction = cmd->data_direction; struct se_device *dev = cmd->se_dev; int ret = 0; @@ -635,10 +633,10 @@ static ssize_t fd_set_configfs_dev_params(struct se_device *dev, ret = -ENOMEM; break; } - ret = strict_strtoull(arg_p, 0, &fd_dev->fd_dev_size); + ret = kstrtoull(arg_p, 0, &fd_dev->fd_dev_size); kfree(arg_p); if (ret < 0) { - pr_err("strict_strtoull() failed for" + pr_err("kstrtoull() failed for" " fd_dev_size=\n"); goto out; } diff --git a/drivers/target/target_core_hba.c b/drivers/target/target_core_hba.c index d2616cd48f1..a25051a37dd 100644 --- a/drivers/target/target_core_hba.c +++ b/drivers/target/target_core_hba.c @@ -3,7 +3,7 @@ * * This file contains the TCM HBA Transport related functions. * - * (c) Copyright 2003-2012 RisingTide Systems LLC. + * (c) Copyright 2003-2013 Datera, Inc. * * Nicholas A. Bellinger <nab@kernel.org> * diff --git a/drivers/target/target_core_iblock.c b/drivers/target/target_core_iblock.c index aa1620abec6..b9a3394fe47 100644 --- a/drivers/target/target_core_iblock.c +++ b/drivers/target/target_core_iblock.c @@ -4,7 +4,7 @@ * This file contains the Storage Engine <-> Linux BlockIO transport * specific functions. * - * (c) Copyright 2003-2012 RisingTide Systems LLC. + * (c) Copyright 2003-2013 Datera, Inc. * * Nicholas A. Bellinger <nab@kernel.org> * @@ -536,10 +536,10 @@ static ssize_t iblock_set_configfs_dev_params(struct se_device *dev, ret = -ENOMEM; break; } - ret = strict_strtoul(arg_p, 0, &tmp_readonly); + ret = kstrtoul(arg_p, 0, &tmp_readonly); kfree(arg_p); if (ret < 0) { - pr_err("strict_strtoul() failed for" + pr_err("kstrtoul() failed for" " readonly=\n"); goto out; } @@ -587,11 +587,9 @@ static ssize_t iblock_show_configfs_dev_params(struct se_device *dev, char *b) } static sense_reason_t -iblock_execute_rw(struct se_cmd *cmd) +iblock_execute_rw(struct se_cmd *cmd, struct scatterlist *sgl, u32 sgl_nents, + enum dma_data_direction data_direction) { - struct scatterlist *sgl = cmd->t_data_sg; - u32 sgl_nents = cmd->t_data_nents; - enum dma_data_direction data_direction = cmd->data_direction; struct se_device *dev = cmd->se_dev; struct iblock_req *ibr; struct bio *bio; diff --git a/drivers/target/target_core_internal.h b/drivers/target/target_core_internal.h index 18d49df4d0a..579128abe3f 100644 --- a/drivers/target/target_core_internal.h +++ b/drivers/target/target_core_internal.h @@ -33,6 +33,8 @@ int se_dev_set_emulate_ua_intlck_ctrl(struct se_device *, int); int se_dev_set_emulate_tas(struct se_device *, int); int se_dev_set_emulate_tpu(struct se_device *, int); int se_dev_set_emulate_tpws(struct se_device *, int); +int se_dev_set_emulate_caw(struct se_device *, int); +int se_dev_set_emulate_3pc(struct se_device *, int); int se_dev_set_enforce_pr_isids(struct se_device *, int); int se_dev_set_is_nonrot(struct se_device *, int); int se_dev_set_emulate_rest_reord(struct se_device *dev, int); diff --git a/drivers/target/target_core_pr.c b/drivers/target/target_core_pr.c index bd78faf67c6..d1ae4c5c3ff 100644 --- a/drivers/target/target_core_pr.c +++ b/drivers/target/target_core_pr.c @@ -4,7 +4,7 @@ * This file contains SPC-3 compliant persistent reservations and * legacy SPC-2 reservations with compatible reservation handling (CRH=1) * - * (c) Copyright 2009-2012 RisingTide Systems LLC. + * (c) Copyright 2009-2013 Datera, Inc. * * Nicholas A. Bellinger <nab@kernel.org> * @@ -1949,7 +1949,7 @@ static int __core_scsi3_write_aptpl_to_file( pr_debug("Error writing APTPL metadata file: %s\n", path); fput(file); - return ret ? -EIO : 0; + return (ret < 0) ? -EIO : 0; } /* diff --git a/drivers/target/target_core_pscsi.c b/drivers/target/target_core_pscsi.c index e992b27aa09..551c96ca60a 100644 --- a/drivers/target/target_core_pscsi.c +++ b/drivers/target/target_core_pscsi.c @@ -3,7 +3,7 @@ * * This file contains the generic target mode <-> Linux SCSI subsystem plugin. * - * (c) Copyright 2003-2012 RisingTide Systems LLC. + * (c) Copyright 2003-2013 Datera, Inc. * * Nicholas A. Bellinger <nab@kernel.org> * @@ -1050,9 +1050,8 @@ pscsi_execute_cmd(struct se_cmd *cmd) req = blk_get_request(pdv->pdv_sd->request_queue, (data_direction == DMA_TO_DEVICE), GFP_KERNEL); - if (!req || IS_ERR(req)) { - pr_err("PSCSI: blk_get_request() failed: %ld\n", - req ? IS_ERR(req) : -ENOMEM); + if (!req) { + pr_err("PSCSI: blk_get_request() failed\n"); ret = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE; goto fail; } diff --git a/drivers/target/target_core_rd.c b/drivers/target/target_core_rd.c index 51127d15d5c..131327ac7f5 100644 --- a/drivers/target/target_core_rd.c +++ b/drivers/target/target_core_rd.c @@ -4,7 +4,7 @@ * This file contains the Storage Engine <-> Ramdisk transport * specific functions. * - * (c) Copyright 2003-2012 RisingTide Systems LLC. + * (c) Copyright 2003-2013 Datera, Inc. * * Nicholas A. Bellinger <nab@kernel.org> * @@ -280,11 +280,9 @@ static struct rd_dev_sg_table *rd_get_sg_table(struct rd_dev *rd_dev, u32 page) } static sense_reason_t -rd_execute_rw(struct se_cmd *cmd) +rd_execute_rw(struct se_cmd *cmd, struct scatterlist *sgl, u32 sgl_nents, + enum dma_data_direction data_direction) { - struct scatterlist *sgl = cmd->t_data_sg; - u32 sgl_nents = cmd->t_data_nents; - enum dma_data_direction data_direction = cmd->data_direction; struct se_device *se_dev = cmd->se_dev; struct rd_dev *dev = RD_DEV(se_dev); struct rd_dev_sg_table *table; diff --git a/drivers/target/target_core_sbc.c b/drivers/target/target_core_sbc.c index 8a462773d0c..6c17295e8d7 100644 --- a/drivers/target/target_core_sbc.c +++ b/drivers/target/target_core_sbc.c @@ -1,7 +1,7 @@ /* * SCSI Block Commands (SBC) parsing and emulation. * - * (c) Copyright 2002-2012 RisingTide Systems LLC. + * (c) Copyright 2002-2013 Datera, Inc. * * Nicholas A. Bellinger <nab@kernel.org> * @@ -25,6 +25,7 @@ #include <linux/ratelimit.h> #include <asm/unaligned.h> #include <scsi/scsi.h> +#include <scsi/scsi_tcq.h> #include <target/target_core_base.h> #include <target/target_core_backend.h> @@ -280,13 +281,13 @@ sbc_setup_write_same(struct se_cmd *cmd, unsigned char *flags, struct sbc_ops *o return 0; } -static void xdreadwrite_callback(struct se_cmd *cmd) +static sense_reason_t xdreadwrite_callback(struct se_cmd *cmd) { unsigned char *buf, *addr; struct scatterlist *sg; unsigned int offset; - int i; - int count; + sense_reason_t ret = TCM_NO_SENSE; + int i, count; /* * From sbc3r22.pdf section 5.48 XDWRITEREAD (10) command * @@ -301,7 +302,7 @@ static void xdreadwrite_callback(struct se_cmd *cmd) buf = kmalloc(cmd->data_length, GFP_KERNEL); if (!buf) { pr_err("Unable to allocate xor_callback buf\n"); - return; + return TCM_OUT_OF_RESOURCES; } /* * Copy the scatterlist WRITE buffer located at cmd->t_data_sg @@ -320,8 +321,10 @@ static void xdreadwrite_callback(struct se_cmd *cmd) offset = 0; for_each_sg(cmd->t_bidi_data_sg, sg, cmd->t_bidi_data_nents, count) { addr = kmap_atomic(sg_page(sg)); - if (!addr) + if (!addr) { + ret = TCM_OUT_OF_RESOURCES; goto out; + } for (i = 0; i < sg->length; i++) *(addr + sg->offset + i) ^= *(buf + offset + i); @@ -332,6 +335,193 @@ static void xdreadwrite_callback(struct se_cmd *cmd) out: kfree(buf); + return ret; +} + +static sense_reason_t +sbc_execute_rw(struct se_cmd *cmd) +{ + return cmd->execute_rw(cmd, cmd->t_data_sg, cmd->t_data_nents, + cmd->data_direction); +} + +static sense_reason_t compare_and_write_post(struct se_cmd *cmd) +{ + struct se_device *dev = cmd->se_dev; + + cmd->se_cmd_flags |= SCF_COMPARE_AND_WRITE_POST; + /* + * Unlock ->caw_sem originally obtained during sbc_compare_and_write() + * before the original READ I/O submission. + */ + up(&dev->caw_sem); + + return TCM_NO_SENSE; +} + +static sense_reason_t compare_and_write_callback(struct se_cmd *cmd) +{ + struct se_device *dev = cmd->se_dev; + struct scatterlist *write_sg = NULL, *sg; + unsigned char *buf, *addr; + struct sg_mapping_iter m; + unsigned int offset = 0, len; + unsigned int nlbas = cmd->t_task_nolb; + unsigned int block_size = dev->dev_attrib.block_size; + unsigned int compare_len = (nlbas * block_size); + sense_reason_t ret = TCM_NO_SENSE; + int rc, i; + + /* + * Handle early failure in transport_generic_request_failure(), + * which will not have taken ->caw_mutex yet.. + */ + if (!cmd->t_data_sg || !cmd->t_bidi_data_sg) + return TCM_NO_SENSE; + + buf = kzalloc(cmd->data_length, GFP_KERNEL); + if (!buf) { + pr_err("Unable to allocate compare_and_write buf\n"); + ret = TCM_OUT_OF_RESOURCES; + goto out; + } + + write_sg = kzalloc(sizeof(struct scatterlist) * cmd->t_data_nents, + GFP_KERNEL); + if (!write_sg) { + pr_err("Unable to allocate compare_and_write sg\n"); + ret = TCM_OUT_OF_RESOURCES; + goto out; + } + /* + * Setup verify and write data payloads from total NumberLBAs. + */ + rc = sg_copy_to_buffer(cmd->t_data_sg, cmd->t_data_nents, buf, + cmd->data_length); + if (!rc) { + pr_err("sg_copy_to_buffer() failed for compare_and_write\n"); + ret = TCM_OUT_OF_RESOURCES; + goto out; + } + /* + * Compare against SCSI READ payload against verify payload + */ + for_each_sg(cmd->t_bidi_data_sg, sg, cmd->t_bidi_data_nents, i) { + addr = (unsigned char *)kmap_atomic(sg_page(sg)); + if (!addr) { + ret = TCM_OUT_OF_RESOURCES; + goto out; + } + + len = min(sg->length, compare_len); + + if (memcmp(addr, buf + offset, len)) { + pr_warn("Detected MISCOMPARE for addr: %p buf: %p\n", + addr, buf + offset); + kunmap_atomic(addr); + goto miscompare; + } + kunmap_atomic(addr); + + offset += len; + compare_len -= len; + if (!compare_len) + break; + } + + i = 0; + len = cmd->t_task_nolb * block_size; + sg_miter_start(&m, cmd->t_data_sg, cmd->t_data_nents, SG_MITER_TO_SG); + /* + * Currently assumes NoLB=1 and SGLs are PAGE_SIZE.. + */ + while (len) { + sg_miter_next(&m); + + if (block_size < PAGE_SIZE) { + sg_set_page(&write_sg[i], m.page, block_size, + block_size); + } else { + sg_miter_next(&m); + sg_set_page(&write_sg[i], m.page, block_size, + 0); + } + len -= block_size; + i++; + } + sg_miter_stop(&m); + /* + * Save the original SGL + nents values before updating to new + * assignments, to be released in transport_free_pages() -> + * transport_reset_sgl_orig() + */ + cmd->t_data_sg_orig = cmd->t_data_sg; + cmd->t_data_sg = write_sg; + cmd->t_data_nents_orig = cmd->t_data_nents; + cmd->t_data_nents = 1; + + cmd->sam_task_attr = MSG_HEAD_TAG; + cmd->transport_complete_callback = compare_and_write_post; + /* + * Now reset ->execute_cmd() to the normal sbc_execute_rw() handler + * for submitting the adjusted SGL to write instance user-data. + */ + cmd->execute_cmd = sbc_execute_rw; + + spin_lock_irq(&cmd->t_state_lock); + cmd->t_state = TRANSPORT_PROCESSING; + cmd->transport_state |= CMD_T_ACTIVE|CMD_T_BUSY|CMD_T_SENT; + spin_unlock_irq(&cmd->t_state_lock); + + __target_execute_cmd(cmd); + + kfree(buf); + return ret; + +miscompare: + pr_warn("Target/%s: Send MISCOMPARE check condition and sense\n", + dev->transport->name); + ret = TCM_MISCOMPARE_VERIFY; +out: + /* + * In the MISCOMPARE or failure case, unlock ->caw_sem obtained in + * sbc_compare_and_write() before the original READ I/O submission. + */ + up(&dev->caw_sem); + kfree(write_sg); + kfree(buf); + return ret; +} + +static sense_reason_t +sbc_compare_and_write(struct se_cmd *cmd) +{ + struct se_device *dev = cmd->se_dev; + sense_reason_t ret; + int rc; + /* + * Submit the READ first for COMPARE_AND_WRITE to perform the + * comparision using SGLs at cmd->t_bidi_data_sg.. + */ + rc = down_interruptible(&dev->caw_sem); + if ((rc != 0) || signal_pending(current)) { + cmd->transport_complete_callback = NULL; + return TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE; + } + + ret = cmd->execute_rw(cmd, cmd->t_bidi_data_sg, cmd->t_bidi_data_nents, + DMA_FROM_DEVICE); + if (ret) { + cmd->transport_complete_callback = NULL; + up(&dev->caw_sem); + return ret; + } + /* + * Unlock of dev->caw_sem to occur in compare_and_write_callback() + * upon MISCOMPARE, or in compare_and_write_done() upon completion + * of WRITE instance user-data. + */ + return TCM_NO_SENSE; } sense_reason_t @@ -348,31 +538,36 @@ sbc_parse_cdb(struct se_cmd *cmd, struct sbc_ops *ops) sectors = transport_get_sectors_6(cdb); cmd->t_task_lba = transport_lba_21(cdb); cmd->se_cmd_flags |= SCF_SCSI_DATA_CDB; - cmd->execute_cmd = ops->execute_rw; + cmd->execute_rw = ops->execute_rw; + cmd->execute_cmd = sbc_execute_rw; break; case READ_10: sectors = transport_get_sectors_10(cdb); cmd->t_task_lba = transport_lba_32(cdb); cmd->se_cmd_flags |= SCF_SCSI_DATA_CDB; - cmd->execute_cmd = ops->execute_rw; + cmd->execute_rw = ops->execute_rw; + cmd->execute_cmd = sbc_execute_rw; break; case READ_12: sectors = transport_get_sectors_12(cdb); cmd->t_task_lba = transport_lba_32(cdb); cmd->se_cmd_flags |= SCF_SCSI_DATA_CDB; - cmd->execute_cmd = ops->execute_rw; + cmd->execute_rw = ops->execute_rw; + cmd->execute_cmd = sbc_execute_rw; break; case READ_16: sectors = transport_get_sectors_16(cdb); cmd->t_task_lba = transport_lba_64(cdb); cmd->se_cmd_flags |= SCF_SCSI_DATA_CDB; - cmd->execute_cmd = ops->execute_rw; + cmd->execute_rw = ops->execute_rw; + cmd->execute_cmd = sbc_execute_rw; break; case WRITE_6: sectors = transport_get_sectors_6(cdb); cmd->t_task_lba = transport_lba_21(cdb); cmd->se_cmd_flags |= SCF_SCSI_DATA_CDB; - cmd->execute_cmd = ops->execute_rw; + cmd->execute_rw = ops->execute_rw; + cmd->execute_cmd = sbc_execute_rw; break; case WRITE_10: case WRITE_VERIFY: @@ -381,7 +576,8 @@ sbc_parse_cdb(struct se_cmd *cmd, struct sbc_ops *ops) if (cdb[1] & 0x8) cmd->se_cmd_flags |= SCF_FUA; cmd->se_cmd_flags |= SCF_SCSI_DATA_CDB; - cmd->execute_cmd = ops->execute_rw; + cmd->execute_rw = ops->execute_rw; + cmd->execute_cmd = sbc_execute_rw; break; case WRITE_12: sectors = transport_get_sectors_12(cdb); @@ -389,7 +585,8 @@ sbc_parse_cdb(struct se_cmd *cmd, struct sbc_ops *ops) if (cdb[1] & 0x8) cmd->se_cmd_flags |= SCF_FUA; cmd->se_cmd_flags |= SCF_SCSI_DATA_CDB; - cmd->execute_cmd = ops->execute_rw; + cmd->execute_rw = ops->execute_rw; + cmd->execute_cmd = sbc_execute_rw; break; case WRITE_16: sectors = transport_get_sectors_16(cdb); @@ -397,7 +594,8 @@ sbc_parse_cdb(struct se_cmd *cmd, struct sbc_ops *ops) if (cdb[1] & 0x8) cmd->se_cmd_flags |= SCF_FUA; cmd->se_cmd_flags |= SCF_SCSI_DATA_CDB; - cmd->execute_cmd = ops->execute_rw; + cmd->execute_rw = ops->execute_rw; + cmd->execute_cmd = sbc_execute_rw; break; case XDWRITEREAD_10: if (cmd->data_direction != DMA_TO_DEVICE || @@ -411,7 +609,8 @@ sbc_parse_cdb(struct se_cmd *cmd, struct sbc_ops *ops) /* * Setup BIDI XOR callback to be run after I/O completion. */ - cmd->execute_cmd = ops->execute_rw; + cmd->execute_rw = ops->execute_rw; + cmd->execute_cmd = sbc_execute_rw; cmd->transport_complete_callback = &xdreadwrite_callback; if (cdb[1] & 0x8) cmd->se_cmd_flags |= SCF_FUA; @@ -434,7 +633,8 @@ sbc_parse_cdb(struct se_cmd *cmd, struct sbc_ops *ops) * Setup BIDI XOR callback to be run during after I/O * completion. */ - cmd->execute_cmd = ops->execute_rw; + cmd->execute_rw = ops->execute_rw; + cmd->execute_cmd = sbc_execute_rw; cmd->transport_complete_callback = &xdreadwrite_callback; if (cdb[1] & 0x8) cmd->se_cmd_flags |= SCF_FUA; @@ -461,6 +661,28 @@ sbc_parse_cdb(struct se_cmd *cmd, struct sbc_ops *ops) } break; } + case COMPARE_AND_WRITE: + sectors = cdb[13]; + /* + * Currently enforce COMPARE_AND_WRITE for a single sector + */ + if (sectors > 1) { + pr_err("COMPARE_AND_WRITE contains NoLB: %u greater" + " than 1\n", sectors); + return TCM_INVALID_CDB_FIELD; + } + /* + * Double size because we have two buffers, note that + * zero is not an error.. + */ + size = 2 * sbc_get_size(cmd, sectors); + cmd->t_task_lba = get_unaligned_be64(&cdb[2]); + cmd->t_task_nolb = sectors; + cmd->se_cmd_flags |= SCF_SCSI_DATA_CDB | SCF_COMPARE_AND_WRITE; + cmd->execute_rw = ops->execute_rw; + cmd->execute_cmd = sbc_compare_and_write; + cmd->transport_complete_callback = compare_and_write_callback; + break; case READ_CAPACITY: size = READ_CAP_LEN; cmd->execute_cmd = sbc_emulate_readcapacity; @@ -600,7 +822,8 @@ sbc_parse_cdb(struct se_cmd *cmd, struct sbc_ops *ops) return TCM_ADDRESS_OUT_OF_RANGE; } - size = sbc_get_size(cmd, sectors); + if (!(cmd->se_cmd_flags & SCF_COMPARE_AND_WRITE)) + size = sbc_get_size(cmd, sectors); } return target_cmd_size_check(cmd, size); diff --git a/drivers/target/target_core_spc.c b/drivers/target/target_core_spc.c index 9fabbf7214c..074539558a5 100644 --- a/drivers/target/target_core_spc.c +++ b/drivers/target/target_core_spc.c @@ -1,7 +1,7 @@ /* * SCSI Primary Commands (SPC) parsing and emulation. * - * (c) Copyright 2002-2012 RisingTide Systems LLC. + * (c) Copyright 2002-2013 Datera, Inc. * * Nicholas A. Bellinger <nab@kernel.org> * @@ -35,7 +35,7 @@ #include "target_core_alua.h" #include "target_core_pr.h" #include "target_core_ua.h" - +#include "target_core_xcopy.h" static void spc_fill_alua_data(struct se_port *port, unsigned char *buf) { @@ -95,6 +95,12 @@ spc_emulate_inquiry_std(struct se_cmd *cmd, unsigned char *buf) */ spc_fill_alua_data(lun->lun_sep, buf); + /* + * Set Third-Party Copy (3PC) bit to indicate support for EXTENDED_COPY + */ + if (dev->dev_attrib.emulate_3pc) + buf[5] |= 0x8; + buf[7] = 0x2; /* CmdQue=1 */ memcpy(&buf[8], "LIO-ORG ", 8); @@ -129,8 +135,8 @@ spc_emulate_evpd_80(struct se_cmd *cmd, unsigned char *buf) return 0; } -static void spc_parse_naa_6h_vendor_specific(struct se_device *dev, - unsigned char *buf) +void spc_parse_naa_6h_vendor_specific(struct se_device *dev, + unsigned char *buf) { unsigned char *p = &dev->t10_wwn.unit_serial[0]; int cnt; @@ -460,6 +466,11 @@ spc_emulate_evpd_b0(struct se_cmd *cmd, unsigned char *buf) /* Set WSNZ to 1 */ buf[4] = 0x01; + /* + * Set MAXIMUM COMPARE AND WRITE LENGTH + */ + if (dev->dev_attrib.emulate_caw) + buf[5] = 0x01; /* * Set OPTIMAL TRANSFER LENGTH GRANULARITY @@ -1250,8 +1261,14 @@ spc_parse_cdb(struct se_cmd *cmd, unsigned int *size) *size = (cdb[6] << 24) | (cdb[7] << 16) | (cdb[8] << 8) | cdb[9]; break; case EXTENDED_COPY: - case READ_ATTRIBUTE: + *size = get_unaligned_be32(&cdb[10]); + cmd->execute_cmd = target_do_xcopy; + break; case RECEIVE_COPY_RESULTS: + *size = get_unaligned_be32(&cdb[10]); + cmd->execute_cmd = target_do_receive_copy_results; + break; + case READ_ATTRIBUTE: case WRITE_ATTRIBUTE: *size = (cdb[10] << 24) | (cdb[11] << 16) | (cdb[12] << 8) | cdb[13]; diff --git a/drivers/target/target_core_stat.c b/drivers/target/target_core_stat.c index d154ce79718..9c642e02cba 100644 --- a/drivers/target/target_core_stat.c +++ b/drivers/target/target_core_stat.c @@ -4,7 +4,7 @@ * Modern ConfigFS group context specific statistics based on original * target_core_mib.c code * - * (c) Copyright 2006-2012 RisingTide Systems LLC. + * (c) Copyright 2006-2013 Datera, Inc. * * Nicholas A. Bellinger <nab@linux-iscsi.org> * diff --git a/drivers/target/target_core_tmr.c b/drivers/target/target_core_tmr.c index 0d7cacb9110..250009909d4 100644 --- a/drivers/target/target_core_tmr.c +++ b/drivers/target/target_core_tmr.c @@ -3,7 +3,7 @@ * * This file contains SPC-3 task management infrastructure * - * (c) Copyright 2009-2012 RisingTide Systems LLC. + * (c) Copyright 2009-2013 Datera, Inc. * * Nicholas A. Bellinger <nab@kernel.org> * diff --git a/drivers/target/target_core_tpg.c b/drivers/target/target_core_tpg.c index aac9d2727e3..b9a6ec0aa5f 100644 --- a/drivers/target/target_core_tpg.c +++ b/drivers/target/target_core_tpg.c @@ -3,7 +3,7 @@ * * This file contains generic Target Portal Group related functions. * - * (c) Copyright 2002-2012 RisingTide Systems LLC. + * (c) Copyright 2002-2013 Datera, Inc. * * Nicholas A. Bellinger <nab@kernel.org> * diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c index d8e49d79f8c..84747cc1aac 100644 --- a/drivers/target/target_core_transport.c +++ b/drivers/target/target_core_transport.c @@ -3,7 +3,7 @@ * * This file contains the Generic Target Engine Core. * - * (c) Copyright 2002-2012 RisingTide Systems LLC. + * (c) Copyright 2002-2013 Datera, Inc. * * Nicholas A. Bellinger <nab@kernel.org> * @@ -67,7 +67,6 @@ struct kmem_cache *t10_alua_tg_pt_gp_mem_cache; static void transport_complete_task_attr(struct se_cmd *cmd); static void transport_handle_queue_full(struct se_cmd *cmd, struct se_device *dev); -static int transport_generic_get_mem(struct se_cmd *cmd); static int transport_put_cmd(struct se_cmd *cmd); static void target_complete_ok_work(struct work_struct *work); @@ -232,6 +231,50 @@ struct se_session *transport_init_session(void) } EXPORT_SYMBOL(transport_init_session); +int transport_alloc_session_tags(struct se_session *se_sess, + unsigned int tag_num, unsigned int tag_size) +{ + int rc; + + se_sess->sess_cmd_map = kzalloc(tag_num * tag_size, GFP_KERNEL); + if (!se_sess->sess_cmd_map) { + pr_err("Unable to allocate se_sess->sess_cmd_map\n"); + return -ENOMEM; + } + + rc = percpu_ida_init(&se_sess->sess_tag_pool, tag_num); + if (rc < 0) { + pr_err("Unable to init se_sess->sess_tag_pool," + " tag_num: %u\n", tag_num); + kfree(se_sess->sess_cmd_map); + se_sess->sess_cmd_map = NULL; + return -ENOMEM; + } + + return 0; +} +EXPORT_SYMBOL(transport_alloc_session_tags); + +struct se_session *transport_init_session_tags(unsigned int tag_num, + unsigned int tag_size) +{ + struct se_session *se_sess; + int rc; + + se_sess = transport_init_session(); + if (IS_ERR(se_sess)) + return se_sess; + + rc = transport_alloc_session_tags(se_sess, tag_num, tag_size); + if (rc < 0) { + transport_free_session(se_sess); + return ERR_PTR(-ENOMEM); + } + + return se_sess; +} +EXPORT_SYMBOL(transport_init_session_tags); + /* * Called with spin_lock_irqsave(&struct se_portal_group->session_lock called. */ @@ -367,6 +410,10 @@ EXPORT_SYMBOL(transport_deregister_session_configfs); void transport_free_session(struct se_session *se_sess) { + if (se_sess->sess_cmd_map) { + percpu_ida_destroy(&se_sess->sess_tag_pool); + kfree(se_sess->sess_cmd_map); + } kmem_cache_free(se_sess_cache, se_sess); } EXPORT_SYMBOL(transport_free_session); @@ -1206,7 +1253,7 @@ int transport_handle_cdb_direct( } EXPORT_SYMBOL(transport_handle_cdb_direct); -static sense_reason_t +sense_reason_t transport_generic_map_mem_to_cmd(struct se_cmd *cmd, struct scatterlist *sgl, u32 sgl_count, struct scatterlist *sgl_bidi, u32 sgl_bidi_count) { @@ -1512,6 +1559,13 @@ void transport_generic_request_failure(struct se_cmd *cmd, * For SAM Task Attribute emulation for failed struct se_cmd */ transport_complete_task_attr(cmd); + /* + * Handle special case for COMPARE_AND_WRITE failure, where the + * callback is expected to drop the per device ->caw_mutex. + */ + if ((cmd->se_cmd_flags & SCF_COMPARE_AND_WRITE) && + cmd->transport_complete_callback) + cmd->transport_complete_callback(cmd); switch (sense_reason) { case TCM_NON_EXISTENT_LUN: @@ -1579,7 +1633,7 @@ queue_full: } EXPORT_SYMBOL(transport_generic_request_failure); -static void __target_execute_cmd(struct se_cmd *cmd) +void __target_execute_cmd(struct se_cmd *cmd) { sense_reason_t ret; @@ -1784,7 +1838,7 @@ static void transport_complete_qf(struct se_cmd *cmd) ret = cmd->se_tfo->queue_data_in(cmd); break; case DMA_TO_DEVICE: - if (cmd->t_bidi_data_sg) { + if (cmd->se_cmd_flags & SCF_BIDI) { ret = cmd->se_tfo->queue_data_in(cmd); if (ret < 0) break; @@ -1856,10 +1910,25 @@ static void target_complete_ok_work(struct work_struct *work) } /* * Check for a callback, used by amongst other things - * XDWRITE_READ_10 emulation. + * XDWRITE_READ_10 and COMPARE_AND_WRITE emulation. */ - if (cmd->transport_complete_callback) - cmd->transport_complete_callback(cmd); + if (cmd->transport_complete_callback) { + sense_reason_t rc; + + rc = cmd->transport_complete_callback(cmd); + if (!rc && !(cmd->se_cmd_flags & SCF_COMPARE_AND_WRITE_POST)) { + return; + } else if (rc) { + ret = transport_send_check_condition_and_sense(cmd, + rc, 0); + if (ret == -EAGAIN || ret == -ENOMEM) + goto queue_full; + + transport_lun_remove_cmd(cmd); + transport_cmd_check_stop_to_fabric(cmd); + return; + } + } switch (cmd->data_direction) { case DMA_FROM_DEVICE: @@ -1885,7 +1954,7 @@ static void target_complete_ok_work(struct work_struct *work) /* * Check if we need to send READ payload for BIDI-COMMAND */ - if (cmd->t_bidi_data_sg) { + if (cmd->se_cmd_flags & SCF_BIDI) { spin_lock(&cmd->se_lun->lun_sep_lock); if (cmd->se_lun->lun_sep) { cmd->se_lun->lun_sep->sep_stats.tx_data_octets += @@ -1930,10 +1999,29 @@ static inline void transport_free_sgl(struct scatterlist *sgl, int nents) kfree(sgl); } +static inline void transport_reset_sgl_orig(struct se_cmd *cmd) +{ + /* + * Check for saved t_data_sg that may be used for COMPARE_AND_WRITE + * emulation, and free + reset pointers if necessary.. + */ + if (!cmd->t_data_sg_orig) + return; + + kfree(cmd->t_data_sg); + cmd->t_data_sg = cmd->t_data_sg_orig; + cmd->t_data_sg_orig = NULL; + cmd->t_data_nents = cmd->t_data_nents_orig; + cmd->t_data_nents_orig = 0; +} + static inline void transport_free_pages(struct se_cmd *cmd) { - if (cmd->se_cmd_flags & SCF_PASSTHROUGH_SG_TO_MEM_NOALLOC) + if (cmd->se_cmd_flags & SCF_PASSTHROUGH_SG_TO_MEM_NOALLOC) { + transport_reset_sgl_orig(cmd); return; + } + transport_reset_sgl_orig(cmd); transport_free_sgl(cmd->t_data_sg, cmd->t_data_nents); cmd->t_data_sg = NULL; @@ -2029,24 +2117,22 @@ void transport_kunmap_data_sg(struct se_cmd *cmd) } EXPORT_SYMBOL(transport_kunmap_data_sg); -static int -transport_generic_get_mem(struct se_cmd *cmd) +int +target_alloc_sgl(struct scatterlist **sgl, unsigned int *nents, u32 length, + bool zero_page) { - u32 length = cmd->data_length; - unsigned int nents; + struct scatterlist *sg; struct page *page; - gfp_t zero_flag; + gfp_t zero_flag = (zero_page) ? __GFP_ZERO : 0; + unsigned int nent; int i = 0; - nents = DIV_ROUND_UP(length, PAGE_SIZE); - cmd->t_data_sg = kmalloc(sizeof(struct scatterlist) * nents, GFP_KERNEL); - if (!cmd->t_data_sg) + nent = DIV_ROUND_UP(length, PAGE_SIZE); + sg = kmalloc(sizeof(struct scatterlist) * nent, GFP_KERNEL); + if (!sg) return -ENOMEM; - cmd->t_data_nents = nents; - sg_init_table(cmd->t_data_sg, nents); - - zero_flag = cmd->se_cmd_flags & SCF_SCSI_DATA_CDB ? 0 : __GFP_ZERO; + sg_init_table(sg, nent); while (length) { u32 page_len = min_t(u32, length, PAGE_SIZE); @@ -2054,19 +2140,20 @@ transport_generic_get_mem(struct se_cmd *cmd) if (!page) goto out; - sg_set_page(&cmd->t_data_sg[i], page, page_len, 0); + sg_set_page(&sg[i], page, page_len, 0); length -= page_len; i++; } + *sgl = sg; + *nents = nent; return 0; out: while (i > 0) { i--; - __free_page(sg_page(&cmd->t_data_sg[i])); + __free_page(sg_page(&sg[i])); } - kfree(cmd->t_data_sg); - cmd->t_data_sg = NULL; + kfree(sg); return -ENOMEM; } @@ -2087,7 +2174,27 @@ transport_generic_new_cmd(struct se_cmd *cmd) */ if (!(cmd->se_cmd_flags & SCF_PASSTHROUGH_SG_TO_MEM_NOALLOC) && cmd->data_length) { - ret = transport_generic_get_mem(cmd); + bool zero_flag = !(cmd->se_cmd_flags & SCF_SCSI_DATA_CDB); + + if ((cmd->se_cmd_flags & SCF_BIDI) || + (cmd->se_cmd_flags & SCF_COMPARE_AND_WRITE)) { + u32 bidi_length; + + if (cmd->se_cmd_flags & SCF_COMPARE_AND_WRITE) + bidi_length = cmd->t_task_nolb * + cmd->se_dev->dev_attrib.block_size; + else + bidi_length = cmd->data_length; + + ret = target_alloc_sgl(&cmd->t_bidi_data_sg, + &cmd->t_bidi_data_nents, + bidi_length, zero_flag); + if (ret < 0) + return TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE; + } + + ret = target_alloc_sgl(&cmd->t_data_sg, &cmd->t_data_nents, + cmd->data_length, zero_flag); if (ret < 0) return TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE; } @@ -2740,6 +2847,15 @@ transport_send_check_condition_and_sense(struct se_cmd *cmd, buffer[SPC_ASC_KEY_OFFSET] = asc; buffer[SPC_ASCQ_KEY_OFFSET] = ascq; break; + case TCM_MISCOMPARE_VERIFY: + /* CURRENT ERROR */ + buffer[0] = 0x70; + buffer[SPC_ADD_SENSE_LEN_OFFSET] = 10; + buffer[SPC_SENSE_KEY_OFFSET] = MISCOMPARE; + /* MISCOMPARE DURING VERIFY OPERATION */ + buffer[SPC_ASC_KEY_OFFSET] = 0x1d; + buffer[SPC_ASCQ_KEY_OFFSET] = 0x00; + break; case TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE: default: /* CURRENT ERROR */ diff --git a/drivers/target/target_core_ua.c b/drivers/target/target_core_ua.c index bf0e390ce2d..b04467e7547 100644 --- a/drivers/target/target_core_ua.c +++ b/drivers/target/target_core_ua.c @@ -3,7 +3,7 @@ * * This file contains logic for SPC-3 Unit Attention emulation * - * (c) Copyright 2009-2012 RisingTide Systems LLC. + * (c) Copyright 2009-2013 Datera, Inc. * * Nicholas A. Bellinger <nab@kernel.org> * diff --git a/drivers/target/target_core_xcopy.c b/drivers/target/target_core_xcopy.c new file mode 100644 index 00000000000..4d22e7d2adc --- /dev/null +++ b/drivers/target/target_core_xcopy.c @@ -0,0 +1,1081 @@ +/******************************************************************************* + * Filename: target_core_xcopy.c + * + * This file contains support for SPC-4 Extended-Copy offload with generic + * TCM backends. + * + * Copyright (c) 2011-2013 Datera, Inc. All rights reserved. + * + * Author: + * Nicholas A. Bellinger <nab@daterainc.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + ******************************************************************************/ + +#include <linux/slab.h> +#include <linux/spinlock.h> +#include <linux/list.h> +#include <linux/configfs.h> +#include <scsi/scsi.h> +#include <scsi/scsi_cmnd.h> +#include <asm/unaligned.h> + +#include <target/target_core_base.h> +#include <target/target_core_backend.h> +#include <target/target_core_fabric.h> +#include <target/target_core_configfs.h> + +#include "target_core_pr.h" +#include "target_core_ua.h" +#include "target_core_xcopy.h" + +static struct workqueue_struct *xcopy_wq = NULL; +/* + * From target_core_spc.c + */ +extern void spc_parse_naa_6h_vendor_specific(struct se_device *, unsigned char *); +/* + * From target_core_device.c + */ +extern struct mutex g_device_mutex; +extern struct list_head g_device_list; +/* + * From target_core_configfs.c + */ +extern struct configfs_subsystem *target_core_subsystem[]; + +static int target_xcopy_gen_naa_ieee(struct se_device *dev, unsigned char *buf) +{ + int off = 0; + + buf[off++] = (0x6 << 4); + buf[off++] = 0x01; + buf[off++] = 0x40; + buf[off] = (0x5 << 4); + + spc_parse_naa_6h_vendor_specific(dev, &buf[off]); + return 0; +} + +static int target_xcopy_locate_se_dev_e4(struct se_cmd *se_cmd, struct xcopy_op *xop, + bool src) +{ + struct se_device *se_dev; + struct configfs_subsystem *subsys = target_core_subsystem[0]; + unsigned char tmp_dev_wwn[XCOPY_NAA_IEEE_REGEX_LEN], *dev_wwn; + int rc; + + if (src == true) + dev_wwn = &xop->dst_tid_wwn[0]; + else + dev_wwn = &xop->src_tid_wwn[0]; + + mutex_lock(&g_device_mutex); + list_for_each_entry(se_dev, &g_device_list, g_dev_node) { + + memset(&tmp_dev_wwn[0], 0, XCOPY_NAA_IEEE_REGEX_LEN); + target_xcopy_gen_naa_ieee(se_dev, &tmp_dev_wwn[0]); + + rc = memcmp(&tmp_dev_wwn[0], dev_wwn, XCOPY_NAA_IEEE_REGEX_LEN); + if (rc != 0) + continue; + + if (src == true) { + xop->dst_dev = se_dev; + pr_debug("XCOPY 0xe4: Setting xop->dst_dev: %p from located" + " se_dev\n", xop->dst_dev); + } else { + xop->src_dev = se_dev; + pr_debug("XCOPY 0xe4: Setting xop->src_dev: %p from located" + " se_dev\n", xop->src_dev); + } + + rc = configfs_depend_item(subsys, + &se_dev->dev_group.cg_item); + if (rc != 0) { + pr_err("configfs_depend_item attempt failed:" + " %d for se_dev: %p\n", rc, se_dev); + mutex_unlock(&g_device_mutex); + return rc; + } + + pr_debug("Called configfs_depend_item for subsys: %p se_dev: %p" + " se_dev->se_dev_group: %p\n", subsys, se_dev, + &se_dev->dev_group); + + mutex_unlock(&g_device_mutex); + return 0; + } + mutex_unlock(&g_device_mutex); + + pr_err("Unable to locate 0xe4 descriptor for EXTENDED_COPY\n"); + return -EINVAL; +} + +static int target_xcopy_parse_tiddesc_e4(struct se_cmd *se_cmd, struct xcopy_op *xop, + unsigned char *p, bool src) +{ + unsigned char *desc = p; + unsigned short ript; + u8 desig_len; + /* + * Extract RELATIVE INITIATOR PORT IDENTIFIER + */ + ript = get_unaligned_be16(&desc[2]); + pr_debug("XCOPY 0xe4: RELATIVE INITIATOR PORT IDENTIFIER: %hu\n", ript); + /* + * Check for supported code set, association, and designator type + */ + if ((desc[4] & 0x0f) != 0x1) { + pr_err("XCOPY 0xe4: code set of non binary type not supported\n"); + return -EINVAL; + } + if ((desc[5] & 0x30) != 0x00) { + pr_err("XCOPY 0xe4: association other than LUN not supported\n"); + return -EINVAL; + } + if ((desc[5] & 0x0f) != 0x3) { + pr_err("XCOPY 0xe4: designator type unsupported: 0x%02x\n", + (desc[5] & 0x0f)); + return -EINVAL; + } + /* + * Check for matching 16 byte length for NAA IEEE Registered Extended + * Assigned designator + */ + desig_len = desc[7]; + if (desig_len != 16) { + pr_err("XCOPY 0xe4: invalid desig_len: %d\n", (int)desig_len); + return -EINVAL; + } + pr_debug("XCOPY 0xe4: desig_len: %d\n", (int)desig_len); + /* + * Check for NAA IEEE Registered Extended Assigned header.. + */ + if ((desc[8] & 0xf0) != 0x60) { + pr_err("XCOPY 0xe4: Unsupported DESIGNATOR TYPE: 0x%02x\n", + (desc[8] & 0xf0)); + return -EINVAL; + } + + if (src == true) { + memcpy(&xop->src_tid_wwn[0], &desc[8], XCOPY_NAA_IEEE_REGEX_LEN); + /* + * Determine if the source designator matches the local device + */ + if (!memcmp(&xop->local_dev_wwn[0], &xop->src_tid_wwn[0], + XCOPY_NAA_IEEE_REGEX_LEN)) { + xop->op_origin = XCOL_SOURCE_RECV_OP; + xop->src_dev = se_cmd->se_dev; + pr_debug("XCOPY 0xe4: Set xop->src_dev %p from source" + " received xop\n", xop->src_dev); + } + } else { + memcpy(&xop->dst_tid_wwn[0], &desc[8], XCOPY_NAA_IEEE_REGEX_LEN); + /* + * Determine if the destination designator matches the local device + */ + if (!memcmp(&xop->local_dev_wwn[0], &xop->dst_tid_wwn[0], + XCOPY_NAA_IEEE_REGEX_LEN)) { + xop->op_origin = XCOL_DEST_RECV_OP; + xop->dst_dev = se_cmd->se_dev; + pr_debug("XCOPY 0xe4: Set xop->dst_dev: %p from destination" + " received xop\n", xop->dst_dev); + } + } + + return 0; +} + +static int target_xcopy_parse_target_descriptors(struct se_cmd *se_cmd, + struct xcopy_op *xop, unsigned char *p, + unsigned short tdll) +{ + struct se_device *local_dev = se_cmd->se_dev; + unsigned char *desc = p; + int offset = tdll % XCOPY_TARGET_DESC_LEN, rc, ret = 0; + unsigned short start = 0; + bool src = true; + + if (offset != 0) { + pr_err("XCOPY target descriptor list length is not" + " multiple of %d\n", XCOPY_TARGET_DESC_LEN); + return -EINVAL; + } + if (tdll > 64) { + pr_err("XCOPY target descriptor supports a maximum" + " two src/dest descriptors, tdll: %hu too large..\n", tdll); + return -EINVAL; + } + /* + * Generate an IEEE Registered Extended designator based upon the + * se_device the XCOPY was received upon.. + */ + memset(&xop->local_dev_wwn[0], 0, XCOPY_NAA_IEEE_REGEX_LEN); + target_xcopy_gen_naa_ieee(local_dev, &xop->local_dev_wwn[0]); + + while (start < tdll) { + /* + * Check target descriptor identification with 0xE4 type with + * use VPD 0x83 WWPN matching .. + */ + switch (desc[0]) { + case 0xe4: + rc = target_xcopy_parse_tiddesc_e4(se_cmd, xop, + &desc[0], src); + if (rc != 0) + goto out; + /* + * Assume target descriptors are in source -> destination order.. + */ + if (src == true) + src = false; + else + src = true; + start += XCOPY_TARGET_DESC_LEN; + desc += XCOPY_TARGET_DESC_LEN; + ret++; + break; + default: + pr_err("XCOPY unsupported descriptor type code:" + " 0x%02x\n", desc[0]); + goto out; + } + } + + if (xop->op_origin == XCOL_SOURCE_RECV_OP) + rc = target_xcopy_locate_se_dev_e4(se_cmd, xop, true); + else + rc = target_xcopy_locate_se_dev_e4(se_cmd, xop, false); + + if (rc < 0) + goto out; + + pr_debug("XCOPY TGT desc: Source dev: %p NAA IEEE WWN: 0x%16phN\n", + xop->src_dev, &xop->src_tid_wwn[0]); + pr_debug("XCOPY TGT desc: Dest dev: %p NAA IEEE WWN: 0x%16phN\n", + xop->dst_dev, &xop->dst_tid_wwn[0]); + + return ret; + +out: + return -EINVAL; +} + +static int target_xcopy_parse_segdesc_02(struct se_cmd *se_cmd, struct xcopy_op *xop, + unsigned char *p) +{ + unsigned char *desc = p; + int dc = (desc[1] & 0x02); + unsigned short desc_len; + + desc_len = get_unaligned_be16(&desc[2]); + if (desc_len != 0x18) { + pr_err("XCOPY segment desc 0x02: Illegal desc_len:" + " %hu\n", desc_len); + return -EINVAL; + } + + xop->stdi = get_unaligned_be16(&desc[4]); + xop->dtdi = get_unaligned_be16(&desc[6]); + pr_debug("XCOPY seg desc 0x02: desc_len: %hu stdi: %hu dtdi: %hu, DC: %d\n", + desc_len, xop->stdi, xop->dtdi, dc); + + xop->nolb = get_unaligned_be16(&desc[10]); + xop->src_lba = get_unaligned_be64(&desc[12]); + xop->dst_lba = get_unaligned_be64(&desc[20]); + pr_debug("XCOPY seg desc 0x02: nolb: %hu src_lba: %llu dst_lba: %llu\n", + xop->nolb, (unsigned long long)xop->src_lba, + (unsigned long long)xop->dst_lba); + + if (dc != 0) { + xop->dbl = (desc[29] << 16) & 0xff; + xop->dbl |= (desc[30] << 8) & 0xff; + xop->dbl |= desc[31] & 0xff; + + pr_debug("XCOPY seg desc 0x02: DC=1 w/ dbl: %u\n", xop->dbl); + } + return 0; +} + +static int target_xcopy_parse_segment_descriptors(struct se_cmd *se_cmd, + struct xcopy_op *xop, unsigned char *p, + unsigned int sdll) +{ + unsigned char *desc = p; + unsigned int start = 0; + int offset = sdll % XCOPY_SEGMENT_DESC_LEN, rc, ret = 0; + + if (offset != 0) { + pr_err("XCOPY segment descriptor list length is not" + " multiple of %d\n", XCOPY_SEGMENT_DESC_LEN); + return -EINVAL; + } + + while (start < sdll) { + /* + * Check segment descriptor type code for block -> block + */ + switch (desc[0]) { + case 0x02: + rc = target_xcopy_parse_segdesc_02(se_cmd, xop, desc); + if (rc < 0) + goto out; + + ret++; + start += XCOPY_SEGMENT_DESC_LEN; + desc += XCOPY_SEGMENT_DESC_LEN; + break; + default: + pr_err("XCOPY unspported segment descriptor" + "type: 0x%02x\n", desc[0]); + goto out; + } + } + + return ret; + +out: + return -EINVAL; +} + +/* + * Start xcopy_pt ops + */ + +struct xcopy_pt_cmd { + bool remote_port; + struct se_cmd se_cmd; + struct xcopy_op *xcopy_op; + struct completion xpt_passthrough_sem; +}; + +static struct se_port xcopy_pt_port; +static struct se_portal_group xcopy_pt_tpg; +static struct se_session xcopy_pt_sess; +static struct se_node_acl xcopy_pt_nacl; + +static char *xcopy_pt_get_fabric_name(void) +{ + return "xcopy-pt"; +} + +static u32 xcopy_pt_get_tag(struct se_cmd *se_cmd) +{ + return 0; +} + +static int xcopy_pt_get_cmd_state(struct se_cmd *se_cmd) +{ + return 0; +} + +static void xcopy_pt_undepend_remotedev(struct xcopy_op *xop) +{ + struct configfs_subsystem *subsys = target_core_subsystem[0]; + struct se_device *remote_dev; + + if (xop->op_origin == XCOL_SOURCE_RECV_OP) + remote_dev = xop->dst_dev; + else + remote_dev = xop->src_dev; + + pr_debug("Calling configfs_undepend_item for subsys: %p" + " remote_dev: %p remote_dev->dev_group: %p\n", + subsys, remote_dev, &remote_dev->dev_group.cg_item); + + configfs_undepend_item(subsys, &remote_dev->dev_group.cg_item); +} + +static void xcopy_pt_release_cmd(struct se_cmd *se_cmd) +{ + struct xcopy_pt_cmd *xpt_cmd = container_of(se_cmd, + struct xcopy_pt_cmd, se_cmd); + + if (xpt_cmd->remote_port) + kfree(se_cmd->se_lun); + + kfree(xpt_cmd); +} + +static int xcopy_pt_check_stop_free(struct se_cmd *se_cmd) +{ + struct xcopy_pt_cmd *xpt_cmd = container_of(se_cmd, + struct xcopy_pt_cmd, se_cmd); + + complete(&xpt_cmd->xpt_passthrough_sem); + return 0; +} + +static int xcopy_pt_write_pending(struct se_cmd *se_cmd) +{ + return 0; +} + +static int xcopy_pt_write_pending_status(struct se_cmd *se_cmd) +{ + return 0; +} + +static int xcopy_pt_queue_data_in(struct se_cmd *se_cmd) +{ + return 0; +} + +static int xcopy_pt_queue_status(struct se_cmd *se_cmd) +{ + return 0; +} + +static struct target_core_fabric_ops xcopy_pt_tfo = { + .get_fabric_name = xcopy_pt_get_fabric_name, + .get_task_tag = xcopy_pt_get_tag, + .get_cmd_state = xcopy_pt_get_cmd_state, + .release_cmd = xcopy_pt_release_cmd, + .check_stop_free = xcopy_pt_check_stop_free, + .write_pending = xcopy_pt_write_pending, + .write_pending_status = xcopy_pt_write_pending_status, + .queue_data_in = xcopy_pt_queue_data_in, + .queue_status = xcopy_pt_queue_status, +}; + +/* + * End xcopy_pt_ops + */ + +int target_xcopy_setup_pt(void) +{ + xcopy_wq = alloc_workqueue("xcopy_wq", WQ_MEM_RECLAIM, 0); + if (!xcopy_wq) { + pr_err("Unable to allocate xcopy_wq\n"); + return -ENOMEM; + } + + memset(&xcopy_pt_port, 0, sizeof(struct se_port)); + INIT_LIST_HEAD(&xcopy_pt_port.sep_alua_list); + INIT_LIST_HEAD(&xcopy_pt_port.sep_list); + mutex_init(&xcopy_pt_port.sep_tg_pt_md_mutex); + + memset(&xcopy_pt_tpg, 0, sizeof(struct se_portal_group)); + INIT_LIST_HEAD(&xcopy_pt_tpg.se_tpg_node); + INIT_LIST_HEAD(&xcopy_pt_tpg.acl_node_list); + INIT_LIST_HEAD(&xcopy_pt_tpg.tpg_sess_list); + + xcopy_pt_port.sep_tpg = &xcopy_pt_tpg; + xcopy_pt_tpg.se_tpg_tfo = &xcopy_pt_tfo; + + memset(&xcopy_pt_nacl, 0, sizeof(struct se_node_acl)); + INIT_LIST_HEAD(&xcopy_pt_nacl.acl_list); + INIT_LIST_HEAD(&xcopy_pt_nacl.acl_sess_list); + memset(&xcopy_pt_sess, 0, sizeof(struct se_session)); + INIT_LIST_HEAD(&xcopy_pt_sess.sess_list); + INIT_LIST_HEAD(&xcopy_pt_sess.sess_acl_list); + + xcopy_pt_nacl.se_tpg = &xcopy_pt_tpg; + xcopy_pt_nacl.nacl_sess = &xcopy_pt_sess; + + xcopy_pt_sess.se_tpg = &xcopy_pt_tpg; + xcopy_pt_sess.se_node_acl = &xcopy_pt_nacl; + + return 0; +} + +void target_xcopy_release_pt(void) +{ + if (xcopy_wq) + destroy_workqueue(xcopy_wq); +} + +static void target_xcopy_setup_pt_port( + struct xcopy_pt_cmd *xpt_cmd, + struct xcopy_op *xop, + bool remote_port) +{ + struct se_cmd *ec_cmd = xop->xop_se_cmd; + struct se_cmd *pt_cmd = &xpt_cmd->se_cmd; + + if (xop->op_origin == XCOL_SOURCE_RECV_OP) { + /* + * Honor destination port reservations for X-COPY PUSH emulation + * when CDB is received on local source port, and READs blocks to + * WRITE on remote destination port. + */ + if (remote_port) { + xpt_cmd->remote_port = remote_port; + pt_cmd->se_lun->lun_sep = &xcopy_pt_port; + pr_debug("Setup emulated remote DEST xcopy_pt_port: %p to" + " cmd->se_lun->lun_sep for X-COPY data PUSH\n", + pt_cmd->se_lun->lun_sep); + } else { + pt_cmd->se_lun = ec_cmd->se_lun; + pt_cmd->se_dev = ec_cmd->se_dev; + + pr_debug("Honoring local SRC port from ec_cmd->se_dev:" + " %p\n", pt_cmd->se_dev); + pt_cmd->se_lun = ec_cmd->se_lun; + pr_debug("Honoring local SRC port from ec_cmd->se_lun: %p\n", + pt_cmd->se_lun); + } + } else { + /* + * Honor source port reservation for X-COPY PULL emulation + * when CDB is received on local desintation port, and READs + * blocks from the remote source port to WRITE on local + * destination port. + */ + if (remote_port) { + xpt_cmd->remote_port = remote_port; + pt_cmd->se_lun->lun_sep = &xcopy_pt_port; + pr_debug("Setup emulated remote SRC xcopy_pt_port: %p to" + " cmd->se_lun->lun_sep for X-COPY data PULL\n", + pt_cmd->se_lun->lun_sep); + } else { + pt_cmd->se_lun = ec_cmd->se_lun; + pt_cmd->se_dev = ec_cmd->se_dev; + + pr_debug("Honoring local DST port from ec_cmd->se_dev:" + " %p\n", pt_cmd->se_dev); + pt_cmd->se_lun = ec_cmd->se_lun; + pr_debug("Honoring local DST port from ec_cmd->se_lun: %p\n", + pt_cmd->se_lun); + } + } +} + +static int target_xcopy_init_pt_lun( + struct xcopy_pt_cmd *xpt_cmd, + struct xcopy_op *xop, + struct se_device *se_dev, + struct se_cmd *pt_cmd, + bool remote_port) +{ + /* + * Don't allocate + init an pt_cmd->se_lun if honoring local port for + * reservations. The pt_cmd->se_lun pointer will be setup from within + * target_xcopy_setup_pt_port() + */ + if (remote_port == false) { + pt_cmd->se_cmd_flags |= SCF_SE_LUN_CMD | SCF_CMD_XCOPY_PASSTHROUGH; + return 0; + } + + pt_cmd->se_lun = kzalloc(sizeof(struct se_lun), GFP_KERNEL); + if (!pt_cmd->se_lun) { + pr_err("Unable to allocate pt_cmd->se_lun\n"); + return -ENOMEM; + } + init_completion(&pt_cmd->se_lun->lun_shutdown_comp); + INIT_LIST_HEAD(&pt_cmd->se_lun->lun_cmd_list); + INIT_LIST_HEAD(&pt_cmd->se_lun->lun_acl_list); + spin_lock_init(&pt_cmd->se_lun->lun_acl_lock); + spin_lock_init(&pt_cmd->se_lun->lun_cmd_lock); + spin_lock_init(&pt_cmd->se_lun->lun_sep_lock); + + pt_cmd->se_dev = se_dev; + + pr_debug("Setup emulated se_dev: %p from se_dev\n", pt_cmd->se_dev); + pt_cmd->se_lun->lun_se_dev = se_dev; + pt_cmd->se_cmd_flags |= SCF_SE_LUN_CMD | SCF_CMD_XCOPY_PASSTHROUGH; + + pr_debug("Setup emulated se_dev: %p to pt_cmd->se_lun->lun_se_dev\n", + pt_cmd->se_lun->lun_se_dev); + + return 0; +} + +static int target_xcopy_setup_pt_cmd( + struct xcopy_pt_cmd *xpt_cmd, + struct xcopy_op *xop, + struct se_device *se_dev, + unsigned char *cdb, + bool remote_port, + bool alloc_mem) +{ + struct se_cmd *cmd = &xpt_cmd->se_cmd; + sense_reason_t sense_rc; + int ret = 0, rc; + /* + * Setup LUN+port to honor reservations based upon xop->op_origin for + * X-COPY PUSH or X-COPY PULL based upon where the CDB was received. + */ + rc = target_xcopy_init_pt_lun(xpt_cmd, xop, se_dev, cmd, remote_port); + if (rc < 0) { + ret = rc; + goto out; + } + xpt_cmd->xcopy_op = xop; + target_xcopy_setup_pt_port(xpt_cmd, xop, remote_port); + + sense_rc = target_setup_cmd_from_cdb(cmd, cdb); + if (sense_rc) { + ret = -EINVAL; + goto out; + } + + if (alloc_mem) { + rc = target_alloc_sgl(&cmd->t_data_sg, &cmd->t_data_nents, + cmd->data_length, false); + if (rc < 0) { + ret = rc; + goto out; + } + /* + * Set this bit so that transport_free_pages() allows the + * caller to release SGLs + physical memory allocated by + * transport_generic_get_mem().. + */ + cmd->se_cmd_flags |= SCF_PASSTHROUGH_SG_TO_MEM_NOALLOC; + } else { + /* + * Here the previously allocated SGLs for the internal READ + * are mapped zero-copy to the internal WRITE. + */ + sense_rc = transport_generic_map_mem_to_cmd(cmd, + xop->xop_data_sg, xop->xop_data_nents, + NULL, 0); + if (sense_rc) { + ret = -EINVAL; + goto out; + } + + pr_debug("Setup PASSTHROUGH_NOALLOC t_data_sg: %p t_data_nents:" + " %u\n", cmd->t_data_sg, cmd->t_data_nents); + } + + return 0; + +out: + if (remote_port == true) + kfree(cmd->se_lun); + return ret; +} + +static int target_xcopy_issue_pt_cmd(struct xcopy_pt_cmd *xpt_cmd) +{ + struct se_cmd *se_cmd = &xpt_cmd->se_cmd; + sense_reason_t sense_rc; + + sense_rc = transport_generic_new_cmd(se_cmd); + if (sense_rc) + return -EINVAL; + + if (se_cmd->data_direction == DMA_TO_DEVICE) + target_execute_cmd(se_cmd); + + wait_for_completion_interruptible(&xpt_cmd->xpt_passthrough_sem); + + pr_debug("target_xcopy_issue_pt_cmd(): SCSI status: 0x%02x\n", + se_cmd->scsi_status); + return 0; +} + +static int target_xcopy_read_source( + struct se_cmd *ec_cmd, + struct xcopy_op *xop, + struct se_device *src_dev, + sector_t src_lba, + u32 src_sectors) +{ + struct xcopy_pt_cmd *xpt_cmd; + struct se_cmd *se_cmd; + u32 length = (src_sectors * src_dev->dev_attrib.block_size); + int rc; + unsigned char cdb[16]; + bool remote_port = (xop->op_origin == XCOL_DEST_RECV_OP); + + xpt_cmd = kzalloc(sizeof(struct xcopy_pt_cmd), GFP_KERNEL); + if (!xpt_cmd) { + pr_err("Unable to allocate xcopy_pt_cmd\n"); + return -ENOMEM; + } + init_completion(&xpt_cmd->xpt_passthrough_sem); + se_cmd = &xpt_cmd->se_cmd; + + memset(&cdb[0], 0, 16); + cdb[0] = READ_16; + put_unaligned_be64(src_lba, &cdb[2]); + put_unaligned_be32(src_sectors, &cdb[10]); + pr_debug("XCOPY: Built READ_16: LBA: %llu Sectors: %u Length: %u\n", + (unsigned long long)src_lba, src_sectors, length); + + transport_init_se_cmd(se_cmd, &xcopy_pt_tfo, NULL, length, + DMA_FROM_DEVICE, 0, NULL); + xop->src_pt_cmd = xpt_cmd; + + rc = target_xcopy_setup_pt_cmd(xpt_cmd, xop, src_dev, &cdb[0], + remote_port, true); + if (rc < 0) { + transport_generic_free_cmd(se_cmd, 0); + return rc; + } + + xop->xop_data_sg = se_cmd->t_data_sg; + xop->xop_data_nents = se_cmd->t_data_nents; + pr_debug("XCOPY-READ: Saved xop->xop_data_sg: %p, num: %u for READ" + " memory\n", xop->xop_data_sg, xop->xop_data_nents); + + rc = target_xcopy_issue_pt_cmd(xpt_cmd); + if (rc < 0) { + transport_generic_free_cmd(se_cmd, 0); + return rc; + } + /* + * Clear off the allocated t_data_sg, that has been saved for + * zero-copy WRITE submission reuse in struct xcopy_op.. + */ + se_cmd->t_data_sg = NULL; + se_cmd->t_data_nents = 0; + + return 0; +} + +static int target_xcopy_write_destination( + struct se_cmd *ec_cmd, + struct xcopy_op *xop, + struct se_device *dst_dev, + sector_t dst_lba, + u32 dst_sectors) +{ + struct xcopy_pt_cmd *xpt_cmd; + struct se_cmd *se_cmd; + u32 length = (dst_sectors * dst_dev->dev_attrib.block_size); + int rc; + unsigned char cdb[16]; + bool remote_port = (xop->op_origin == XCOL_SOURCE_RECV_OP); + + xpt_cmd = kzalloc(sizeof(struct xcopy_pt_cmd), GFP_KERNEL); + if (!xpt_cmd) { + pr_err("Unable to allocate xcopy_pt_cmd\n"); + return -ENOMEM; + } + init_completion(&xpt_cmd->xpt_passthrough_sem); + se_cmd = &xpt_cmd->se_cmd; + + memset(&cdb[0], 0, 16); + cdb[0] = WRITE_16; + put_unaligned_be64(dst_lba, &cdb[2]); + put_unaligned_be32(dst_sectors, &cdb[10]); + pr_debug("XCOPY: Built WRITE_16: LBA: %llu Sectors: %u Length: %u\n", + (unsigned long long)dst_lba, dst_sectors, length); + + transport_init_se_cmd(se_cmd, &xcopy_pt_tfo, NULL, length, + DMA_TO_DEVICE, 0, NULL); + xop->dst_pt_cmd = xpt_cmd; + + rc = target_xcopy_setup_pt_cmd(xpt_cmd, xop, dst_dev, &cdb[0], + remote_port, false); + if (rc < 0) { + struct se_cmd *src_cmd = &xop->src_pt_cmd->se_cmd; + /* + * If the failure happened before the t_mem_list hand-off in + * target_xcopy_setup_pt_cmd(), Reset memory + clear flag so that + * core releases this memory on error during X-COPY WRITE I/O. + */ + src_cmd->se_cmd_flags &= ~SCF_PASSTHROUGH_SG_TO_MEM_NOALLOC; + src_cmd->t_data_sg = xop->xop_data_sg; + src_cmd->t_data_nents = xop->xop_data_nents; + + transport_generic_free_cmd(se_cmd, 0); + return rc; + } + + rc = target_xcopy_issue_pt_cmd(xpt_cmd); + if (rc < 0) { + se_cmd->se_cmd_flags &= ~SCF_PASSTHROUGH_SG_TO_MEM_NOALLOC; + transport_generic_free_cmd(se_cmd, 0); + return rc; + } + + return 0; +} + +static void target_xcopy_do_work(struct work_struct *work) +{ + struct xcopy_op *xop = container_of(work, struct xcopy_op, xop_work); + struct se_device *src_dev = xop->src_dev, *dst_dev = xop->dst_dev; + struct se_cmd *ec_cmd = xop->xop_se_cmd; + sector_t src_lba = xop->src_lba, dst_lba = xop->dst_lba, end_lba; + unsigned int max_sectors; + int rc; + unsigned short nolb = xop->nolb, cur_nolb, max_nolb, copied_nolb = 0; + + end_lba = src_lba + nolb; + /* + * Break up XCOPY I/O into hw_max_sectors sized I/O based on the + * smallest max_sectors between src_dev + dev_dev, or + */ + max_sectors = min(src_dev->dev_attrib.hw_max_sectors, + dst_dev->dev_attrib.hw_max_sectors); + max_sectors = min_t(u32, max_sectors, XCOPY_MAX_SECTORS); + + max_nolb = min_t(u16, max_sectors, ((u16)(~0U))); + + pr_debug("target_xcopy_do_work: nolb: %hu, max_nolb: %hu end_lba: %llu\n", + nolb, max_nolb, (unsigned long long)end_lba); + pr_debug("target_xcopy_do_work: Starting src_lba: %llu, dst_lba: %llu\n", + (unsigned long long)src_lba, (unsigned long long)dst_lba); + + while (src_lba < end_lba) { + cur_nolb = min(nolb, max_nolb); + + pr_debug("target_xcopy_do_work: Calling read src_dev: %p src_lba: %llu," + " cur_nolb: %hu\n", src_dev, (unsigned long long)src_lba, cur_nolb); + + rc = target_xcopy_read_source(ec_cmd, xop, src_dev, src_lba, cur_nolb); + if (rc < 0) + goto out; + + src_lba += cur_nolb; + pr_debug("target_xcopy_do_work: Incremented READ src_lba to %llu\n", + (unsigned long long)src_lba); + + pr_debug("target_xcopy_do_work: Calling write dst_dev: %p dst_lba: %llu," + " cur_nolb: %hu\n", dst_dev, (unsigned long long)dst_lba, cur_nolb); + + rc = target_xcopy_write_destination(ec_cmd, xop, dst_dev, + dst_lba, cur_nolb); + if (rc < 0) { + transport_generic_free_cmd(&xop->src_pt_cmd->se_cmd, 0); + goto out; + } + + dst_lba += cur_nolb; + pr_debug("target_xcopy_do_work: Incremented WRITE dst_lba to %llu\n", + (unsigned long long)dst_lba); + + copied_nolb += cur_nolb; + nolb -= cur_nolb; + + transport_generic_free_cmd(&xop->src_pt_cmd->se_cmd, 0); + xop->dst_pt_cmd->se_cmd.se_cmd_flags &= ~SCF_PASSTHROUGH_SG_TO_MEM_NOALLOC; + + transport_generic_free_cmd(&xop->dst_pt_cmd->se_cmd, 0); + } + + xcopy_pt_undepend_remotedev(xop); + kfree(xop); + + pr_debug("target_xcopy_do_work: Final src_lba: %llu, dst_lba: %llu\n", + (unsigned long long)src_lba, (unsigned long long)dst_lba); + pr_debug("target_xcopy_do_work: Blocks copied: %hu, Bytes Copied: %u\n", + copied_nolb, copied_nolb * dst_dev->dev_attrib.block_size); + + pr_debug("target_xcopy_do_work: Setting X-COPY GOOD status -> sending response\n"); + target_complete_cmd(ec_cmd, SAM_STAT_GOOD); + return; + +out: + xcopy_pt_undepend_remotedev(xop); + kfree(xop); + + pr_warn("target_xcopy_do_work: Setting X-COPY CHECK_CONDITION -> sending response\n"); + ec_cmd->scsi_status = SAM_STAT_CHECK_CONDITION; + target_complete_cmd(ec_cmd, SAM_STAT_CHECK_CONDITION); +} + +sense_reason_t target_do_xcopy(struct se_cmd *se_cmd) +{ + struct xcopy_op *xop = NULL; + unsigned char *p = NULL, *seg_desc; + unsigned int list_id, list_id_usage, sdll, inline_dl, sa; + int rc; + unsigned short tdll; + + sa = se_cmd->t_task_cdb[1] & 0x1f; + if (sa != 0x00) { + pr_err("EXTENDED_COPY(LID4) not supported\n"); + return TCM_UNSUPPORTED_SCSI_OPCODE; + } + + p = transport_kmap_data_sg(se_cmd); + if (!p) { + pr_err("transport_kmap_data_sg() failed in target_do_xcopy\n"); + return TCM_OUT_OF_RESOURCES; + } + + list_id = p[0]; + if (list_id != 0x00) { + pr_err("XCOPY with non zero list_id: 0x%02x\n", list_id); + goto out; + } + list_id_usage = (p[1] & 0x18); + /* + * Determine TARGET DESCRIPTOR LIST LENGTH + SEGMENT DESCRIPTOR LIST LENGTH + */ + tdll = get_unaligned_be16(&p[2]); + sdll = get_unaligned_be32(&p[8]); + + inline_dl = get_unaligned_be32(&p[12]); + if (inline_dl != 0) { + pr_err("XCOPY with non zero inline data length\n"); + goto out; + } + + xop = kzalloc(sizeof(struct xcopy_op), GFP_KERNEL); + if (!xop) { + pr_err("Unable to allocate xcopy_op\n"); + goto out; + } + xop->xop_se_cmd = se_cmd; + + pr_debug("Processing XCOPY with list_id: 0x%02x list_id_usage: 0x%02x" + " tdll: %hu sdll: %u inline_dl: %u\n", list_id, list_id_usage, + tdll, sdll, inline_dl); + + rc = target_xcopy_parse_target_descriptors(se_cmd, xop, &p[16], tdll); + if (rc <= 0) + goto out; + + pr_debug("XCOPY: Processed %d target descriptors, length: %u\n", rc, + rc * XCOPY_TARGET_DESC_LEN); + seg_desc = &p[16]; + seg_desc += (rc * XCOPY_TARGET_DESC_LEN); + + rc = target_xcopy_parse_segment_descriptors(se_cmd, xop, seg_desc, sdll); + if (rc <= 0) { + xcopy_pt_undepend_remotedev(xop); + goto out; + } + transport_kunmap_data_sg(se_cmd); + + pr_debug("XCOPY: Processed %d segment descriptors, length: %u\n", rc, + rc * XCOPY_SEGMENT_DESC_LEN); + INIT_WORK(&xop->xop_work, target_xcopy_do_work); + queue_work(xcopy_wq, &xop->xop_work); + return TCM_NO_SENSE; + +out: + if (p) + transport_kunmap_data_sg(se_cmd); + kfree(xop); + return TCM_INVALID_CDB_FIELD; +} + +static sense_reason_t target_rcr_operating_parameters(struct se_cmd *se_cmd) +{ + unsigned char *p; + + p = transport_kmap_data_sg(se_cmd); + if (!p) { + pr_err("transport_kmap_data_sg failed in" + " target_rcr_operating_parameters\n"); + return TCM_OUT_OF_RESOURCES; + } + + if (se_cmd->data_length < 54) { + pr_err("Receive Copy Results Op Parameters length" + " too small: %u\n", se_cmd->data_length); + transport_kunmap_data_sg(se_cmd); + return TCM_INVALID_CDB_FIELD; + } + /* + * Set SNLID=1 (Supports no List ID) + */ + p[4] = 0x1; + /* + * MAXIMUM TARGET DESCRIPTOR COUNT + */ + put_unaligned_be16(RCR_OP_MAX_TARGET_DESC_COUNT, &p[8]); + /* + * MAXIMUM SEGMENT DESCRIPTOR COUNT + */ + put_unaligned_be16(RCR_OP_MAX_SG_DESC_COUNT, &p[10]); + /* + * MAXIMUM DESCRIPTOR LIST LENGTH + */ + put_unaligned_be32(RCR_OP_MAX_DESC_LIST_LEN, &p[12]); + /* + * MAXIMUM SEGMENT LENGTH + */ + put_unaligned_be32(RCR_OP_MAX_SEGMENT_LEN, &p[16]); + /* + * MAXIMUM INLINE DATA LENGTH for SA 0x04 (NOT SUPPORTED) + */ + put_unaligned_be32(0x0, &p[20]); + /* + * HELD DATA LIMIT + */ + put_unaligned_be32(0x0, &p[24]); + /* + * MAXIMUM STREAM DEVICE TRANSFER SIZE + */ + put_unaligned_be32(0x0, &p[28]); + /* + * TOTAL CONCURRENT COPIES + */ + put_unaligned_be16(RCR_OP_TOTAL_CONCURR_COPIES, &p[34]); + /* + * MAXIMUM CONCURRENT COPIES + */ + p[36] = RCR_OP_MAX_CONCURR_COPIES; + /* + * DATA SEGMENT GRANULARITY (log 2) + */ + p[37] = RCR_OP_DATA_SEG_GRAN_LOG2; + /* + * INLINE DATA GRANULARITY log 2) + */ + p[38] = RCR_OP_INLINE_DATA_GRAN_LOG2; + /* + * HELD DATA GRANULARITY + */ + p[39] = RCR_OP_HELD_DATA_GRAN_LOG2; + /* + * IMPLEMENTED DESCRIPTOR LIST LENGTH + */ + p[43] = 0x2; + /* + * List of implemented descriptor type codes (ordered) + */ + p[44] = 0x02; /* Copy Block to Block device */ + p[45] = 0xe4; /* Identification descriptor target descriptor */ + + /* + * AVAILABLE DATA (n-3) + */ + put_unaligned_be32(42, &p[0]); + + transport_kunmap_data_sg(se_cmd); + target_complete_cmd(se_cmd, GOOD); + + return TCM_NO_SENSE; +} + +sense_reason_t target_do_receive_copy_results(struct se_cmd *se_cmd) +{ + unsigned char *cdb = &se_cmd->t_task_cdb[0]; + int sa = (cdb[1] & 0x1f), list_id = cdb[2]; + sense_reason_t rc = TCM_NO_SENSE; + + pr_debug("Entering target_do_receive_copy_results: SA: 0x%02x, List ID:" + " 0x%02x, AL: %u\n", sa, list_id, se_cmd->data_length); + + if (list_id != 0) { + pr_err("Receive Copy Results with non zero list identifier" + " not supported\n"); + return TCM_INVALID_CDB_FIELD; + } + + switch (sa) { + case RCR_SA_OPERATING_PARAMETERS: + rc = target_rcr_operating_parameters(se_cmd); + break; + case RCR_SA_COPY_STATUS: + case RCR_SA_RECEIVE_DATA: + case RCR_SA_FAILED_SEGMENT_DETAILS: + default: + pr_err("Unsupported SA for receive copy results: 0x%02x\n", sa); + return TCM_INVALID_CDB_FIELD; + } + + return rc; +} diff --git a/drivers/target/target_core_xcopy.h b/drivers/target/target_core_xcopy.h new file mode 100644 index 00000000000..700a981c7b4 --- /dev/null +++ b/drivers/target/target_core_xcopy.h @@ -0,0 +1,62 @@ +#define XCOPY_TARGET_DESC_LEN 32 +#define XCOPY_SEGMENT_DESC_LEN 28 +#define XCOPY_NAA_IEEE_REGEX_LEN 16 +#define XCOPY_MAX_SECTORS 1024 + +enum xcopy_origin_list { + XCOL_SOURCE_RECV_OP = 0x01, + XCOL_DEST_RECV_OP = 0x02, +}; + +struct xcopy_pt_cmd; + +struct xcopy_op { + int op_origin; + + struct se_cmd *xop_se_cmd; + struct se_device *src_dev; + unsigned char src_tid_wwn[XCOPY_NAA_IEEE_REGEX_LEN]; + struct se_device *dst_dev; + unsigned char dst_tid_wwn[XCOPY_NAA_IEEE_REGEX_LEN]; + unsigned char local_dev_wwn[XCOPY_NAA_IEEE_REGEX_LEN]; + + sector_t src_lba; + sector_t dst_lba; + unsigned short stdi; + unsigned short dtdi; + unsigned short nolb; + unsigned int dbl; + + struct xcopy_pt_cmd *src_pt_cmd; + struct xcopy_pt_cmd *dst_pt_cmd; + + u32 xop_data_nents; + struct scatterlist *xop_data_sg; + struct work_struct xop_work; +}; + +/* + * Receive Copy Results Sevice Actions + */ +#define RCR_SA_COPY_STATUS 0x00 +#define RCR_SA_RECEIVE_DATA 0x01 +#define RCR_SA_OPERATING_PARAMETERS 0x03 +#define RCR_SA_FAILED_SEGMENT_DETAILS 0x04 + +/* + * Receive Copy Results defs for Operating Parameters + */ +#define RCR_OP_MAX_TARGET_DESC_COUNT 0x2 +#define RCR_OP_MAX_SG_DESC_COUNT 0x1 +#define RCR_OP_MAX_DESC_LIST_LEN 1024 +#define RCR_OP_MAX_SEGMENT_LEN 268435456 /* 256 MB */ +#define RCR_OP_TOTAL_CONCURR_COPIES 0x1 /* Must be <= 16384 */ +#define RCR_OP_MAX_CONCURR_COPIES 0x1 /* Must be <= 255 */ +#define RCR_OP_DATA_SEG_GRAN_LOG2 9 /* 512 bytes in log 2 */ +#define RCR_OP_INLINE_DATA_GRAN_LOG2 9 /* 512 bytes in log 2 */ +#define RCR_OP_HELD_DATA_GRAN_LOG2 9 /* 512 bytes in log 2 */ + +extern int target_xcopy_setup_pt(void); +extern void target_xcopy_release_pt(void); +extern sense_reason_t target_do_xcopy(struct se_cmd *); +extern sense_reason_t target_do_receive_copy_results(struct se_cmd *); diff --git a/drivers/target/tcm_fc/tfc_conf.c b/drivers/target/tcm_fc/tfc_conf.c index b74feb0d513..4e0050840a7 100644 --- a/drivers/target/tcm_fc/tfc_conf.c +++ b/drivers/target/tcm_fc/tfc_conf.c @@ -311,7 +311,11 @@ static struct se_portal_group *ft_add_tpg( */ if (strstr(name, "tpgt_") != name) return NULL; - if (strict_strtoul(name + 5, 10, &index) || index > UINT_MAX) + + ret = kstrtoul(name + 5, 10, &index); + if (ret) + return NULL; + if (index > UINT_MAX) return NULL; lacl = container_of(wwn, struct ft_lport_acl, fc_lport_wwn); diff --git a/drivers/thermal/Kconfig b/drivers/thermal/Kconfig index e988c81d763..dbfc390330a 100644 --- a/drivers/thermal/Kconfig +++ b/drivers/thermal/Kconfig @@ -17,8 +17,17 @@ if THERMAL config THERMAL_HWMON bool + prompt "Expose thermal sensors as hwmon device" depends on HWMON=y || HWMON=THERMAL default y + help + In case a sensor is registered with the thermal + framework, this option will also register it + as a hwmon. The sensor will then have the common + hwmon sysfs interface. + + Say 'Y' here if you want all thermal sensors to + have hwmon sysfs interface too. choice prompt "Default Thermal governor" @@ -91,6 +100,17 @@ config THERMAL_EMULATION because userland can easily disable the thermal policy by simply flooding this sysfs node with low temperature values. +config IMX_THERMAL + tristate "Temperature sensor driver for Freescale i.MX SoCs" + depends on CPU_THERMAL + depends on MFD_SYSCON + depends on OF + help + Support for Temperature Monitor (TEMPMON) found on Freescale i.MX SoCs. + It supports one critical trip point and one passive trip point. The + cpufreq is used as the cooling device to throttle CPUs when the + passive trip is crossed. + config SPEAR_THERMAL bool "SPEAr thermal sensor driver" depends on PLAT_SPEAR @@ -114,14 +134,6 @@ config KIRKWOOD_THERMAL Support for the Kirkwood thermal sensor driver into the Linux thermal framework. Only kirkwood 88F6282 and 88F6283 have this sensor. -config EXYNOS_THERMAL - tristate "Temperature sensor on Samsung EXYNOS" - depends on (ARCH_EXYNOS4 || ARCH_EXYNOS5) - depends on CPU_THERMAL - help - If you say yes here you get support for TMU (Thermal Management - Unit) on SAMSUNG EXYNOS series of SoC. - config DOVE_THERMAL tristate "Temperature sensor on Marvell Dove SoCs" depends on ARCH_DOVE @@ -184,4 +196,9 @@ menu "Texas Instruments thermal drivers" source "drivers/thermal/ti-soc-thermal/Kconfig" endmenu +menu "Samsung thermal drivers" +depends on PLAT_SAMSUNG +source "drivers/thermal/samsung/Kconfig" +endmenu + endif diff --git a/drivers/thermal/Makefile b/drivers/thermal/Makefile index 67184a293e3..584b36319d5 100644 --- a/drivers/thermal/Makefile +++ b/drivers/thermal/Makefile @@ -5,6 +5,9 @@ obj-$(CONFIG_THERMAL) += thermal_sys.o thermal_sys-y += thermal_core.o +# interface to/from other layers providing sensors +thermal_sys-$(CONFIG_THERMAL_HWMON) += thermal_hwmon.o + # governors thermal_sys-$(CONFIG_THERMAL_GOV_FAIR_SHARE) += fair_share.o thermal_sys-$(CONFIG_THERMAL_GOV_STEP_WISE) += step_wise.o @@ -17,10 +20,11 @@ thermal_sys-$(CONFIG_CPU_THERMAL) += cpu_cooling.o obj-$(CONFIG_SPEAR_THERMAL) += spear_thermal.o obj-$(CONFIG_RCAR_THERMAL) += rcar_thermal.o obj-$(CONFIG_KIRKWOOD_THERMAL) += kirkwood_thermal.o -obj-$(CONFIG_EXYNOS_THERMAL) += exynos_thermal.o +obj-y += samsung/ obj-$(CONFIG_DOVE_THERMAL) += dove_thermal.o obj-$(CONFIG_DB8500_THERMAL) += db8500_thermal.o obj-$(CONFIG_ARMADA_THERMAL) += armada_thermal.o +obj-$(CONFIG_IMX_THERMAL) += imx_thermal.o obj-$(CONFIG_DB8500_CPUFREQ_COOLING) += db8500_cpufreq_cooling.o obj-$(CONFIG_INTEL_POWERCLAMP) += intel_powerclamp.o obj-$(CONFIG_X86_PKG_TEMP_THERMAL) += x86_pkg_temp_thermal.o diff --git a/drivers/thermal/cpu_cooling.c b/drivers/thermal/cpu_cooling.c index 82e15dbb3ac..d17902886c3 100644 --- a/drivers/thermal/cpu_cooling.c +++ b/drivers/thermal/cpu_cooling.c @@ -322,6 +322,8 @@ static int cpufreq_thermal_notifier(struct notifier_block *nb, if (cpumask_test_cpu(policy->cpu, ¬ify_device->allowed_cpus)) max_freq = notify_device->cpufreq_val; + else + return 0; /* Never exceed user_policy.max */ if (max_freq > policy->user_policy.max) @@ -496,8 +498,12 @@ EXPORT_SYMBOL_GPL(cpufreq_cooling_register); */ void cpufreq_cooling_unregister(struct thermal_cooling_device *cdev) { - struct cpufreq_cooling_device *cpufreq_dev = cdev->devdata; + struct cpufreq_cooling_device *cpufreq_dev; + + if (!cdev) + return; + cpufreq_dev = cdev->devdata; mutex_lock(&cooling_cpufreq_lock); cpufreq_dev_count--; diff --git a/drivers/thermal/exynos_thermal.c b/drivers/thermal/exynos_thermal.c deleted file mode 100644 index 9af4b93c9f8..00000000000 --- a/drivers/thermal/exynos_thermal.c +++ /dev/null @@ -1,1059 +0,0 @@ -/* - * exynos_thermal.c - Samsung EXYNOS TMU (Thermal Management Unit) - * - * Copyright (C) 2011 Samsung Electronics - * Donggeun Kim <dg77.kim@samsung.com> - * Amit Daniel Kachhap <amit.kachhap@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - */ - -#include <linux/module.h> -#include <linux/err.h> -#include <linux/kernel.h> -#include <linux/slab.h> -#include <linux/platform_device.h> -#include <linux/interrupt.h> -#include <linux/clk.h> -#include <linux/workqueue.h> -#include <linux/sysfs.h> -#include <linux/kobject.h> -#include <linux/io.h> -#include <linux/mutex.h> -#include <linux/platform_data/exynos_thermal.h> -#include <linux/thermal.h> -#include <linux/cpufreq.h> -#include <linux/cpu_cooling.h> -#include <linux/of.h> - -/* Exynos generic registers */ -#define EXYNOS_TMU_REG_TRIMINFO 0x0 -#define EXYNOS_TMU_REG_CONTROL 0x20 -#define EXYNOS_TMU_REG_STATUS 0x28 -#define EXYNOS_TMU_REG_CURRENT_TEMP 0x40 -#define EXYNOS_TMU_REG_INTEN 0x70 -#define EXYNOS_TMU_REG_INTSTAT 0x74 -#define EXYNOS_TMU_REG_INTCLEAR 0x78 - -#define EXYNOS_TMU_TRIM_TEMP_MASK 0xff -#define EXYNOS_TMU_GAIN_SHIFT 8 -#define EXYNOS_TMU_REF_VOLTAGE_SHIFT 24 -#define EXYNOS_TMU_CORE_ON 3 -#define EXYNOS_TMU_CORE_OFF 2 -#define EXYNOS_TMU_DEF_CODE_TO_TEMP_OFFSET 50 - -/* Exynos4210 specific registers */ -#define EXYNOS4210_TMU_REG_THRESHOLD_TEMP 0x44 -#define EXYNOS4210_TMU_REG_TRIG_LEVEL0 0x50 -#define EXYNOS4210_TMU_REG_TRIG_LEVEL1 0x54 -#define EXYNOS4210_TMU_REG_TRIG_LEVEL2 0x58 -#define EXYNOS4210_TMU_REG_TRIG_LEVEL3 0x5C -#define EXYNOS4210_TMU_REG_PAST_TEMP0 0x60 -#define EXYNOS4210_TMU_REG_PAST_TEMP1 0x64 -#define EXYNOS4210_TMU_REG_PAST_TEMP2 0x68 -#define EXYNOS4210_TMU_REG_PAST_TEMP3 0x6C - -#define EXYNOS4210_TMU_TRIG_LEVEL0_MASK 0x1 -#define EXYNOS4210_TMU_TRIG_LEVEL1_MASK 0x10 -#define EXYNOS4210_TMU_TRIG_LEVEL2_MASK 0x100 -#define EXYNOS4210_TMU_TRIG_LEVEL3_MASK 0x1000 -#define EXYNOS4210_TMU_INTCLEAR_VAL 0x1111 - -/* Exynos5250 and Exynos4412 specific registers */ -#define EXYNOS_TMU_TRIMINFO_CON 0x14 -#define EXYNOS_THD_TEMP_RISE 0x50 -#define EXYNOS_THD_TEMP_FALL 0x54 -#define EXYNOS_EMUL_CON 0x80 - -#define EXYNOS_TRIMINFO_RELOAD 0x1 -#define EXYNOS_TMU_CLEAR_RISE_INT 0x111 -#define EXYNOS_TMU_CLEAR_FALL_INT (0x111 << 12) -#define EXYNOS_MUX_ADDR_VALUE 6 -#define EXYNOS_MUX_ADDR_SHIFT 20 -#define EXYNOS_TMU_TRIP_MODE_SHIFT 13 - -#define EFUSE_MIN_VALUE 40 -#define EFUSE_MAX_VALUE 100 - -/* In-kernel thermal framework related macros & definations */ -#define SENSOR_NAME_LEN 16 -#define MAX_TRIP_COUNT 8 -#define MAX_COOLING_DEVICE 4 -#define MAX_THRESHOLD_LEVS 4 - -#define ACTIVE_INTERVAL 500 -#define IDLE_INTERVAL 10000 -#define MCELSIUS 1000 - -#ifdef CONFIG_THERMAL_EMULATION -#define EXYNOS_EMUL_TIME 0x57F0 -#define EXYNOS_EMUL_TIME_SHIFT 16 -#define EXYNOS_EMUL_DATA_SHIFT 8 -#define EXYNOS_EMUL_DATA_MASK 0xFF -#define EXYNOS_EMUL_ENABLE 0x1 -#endif /* CONFIG_THERMAL_EMULATION */ - -/* CPU Zone information */ -#define PANIC_ZONE 4 -#define WARN_ZONE 3 -#define MONITOR_ZONE 2 -#define SAFE_ZONE 1 - -#define GET_ZONE(trip) (trip + 2) -#define GET_TRIP(zone) (zone - 2) - -#define EXYNOS_ZONE_COUNT 3 - -struct exynos_tmu_data { - struct exynos_tmu_platform_data *pdata; - struct resource *mem; - void __iomem *base; - int irq; - enum soc_type soc; - struct work_struct irq_work; - struct mutex lock; - struct clk *clk; - u8 temp_error1, temp_error2; -}; - -struct thermal_trip_point_conf { - int trip_val[MAX_TRIP_COUNT]; - int trip_count; - u8 trigger_falling; -}; - -struct thermal_cooling_conf { - struct freq_clip_table freq_data[MAX_TRIP_COUNT]; - int freq_clip_count; -}; - -struct thermal_sensor_conf { - char name[SENSOR_NAME_LEN]; - int (*read_temperature)(void *data); - int (*write_emul_temp)(void *drv_data, unsigned long temp); - struct thermal_trip_point_conf trip_data; - struct thermal_cooling_conf cooling_data; - void *private_data; -}; - -struct exynos_thermal_zone { - enum thermal_device_mode mode; - struct thermal_zone_device *therm_dev; - struct thermal_cooling_device *cool_dev[MAX_COOLING_DEVICE]; - unsigned int cool_dev_size; - struct platform_device *exynos4_dev; - struct thermal_sensor_conf *sensor_conf; - bool bind; -}; - -static struct exynos_thermal_zone *th_zone; -static void exynos_unregister_thermal(void); -static int exynos_register_thermal(struct thermal_sensor_conf *sensor_conf); - -/* Get mode callback functions for thermal zone */ -static int exynos_get_mode(struct thermal_zone_device *thermal, - enum thermal_device_mode *mode) -{ - if (th_zone) - *mode = th_zone->mode; - return 0; -} - -/* Set mode callback functions for thermal zone */ -static int exynos_set_mode(struct thermal_zone_device *thermal, - enum thermal_device_mode mode) -{ - if (!th_zone->therm_dev) { - pr_notice("thermal zone not registered\n"); - return 0; - } - - mutex_lock(&th_zone->therm_dev->lock); - - if (mode == THERMAL_DEVICE_ENABLED && - !th_zone->sensor_conf->trip_data.trigger_falling) - th_zone->therm_dev->polling_delay = IDLE_INTERVAL; - else - th_zone->therm_dev->polling_delay = 0; - - mutex_unlock(&th_zone->therm_dev->lock); - - th_zone->mode = mode; - thermal_zone_device_update(th_zone->therm_dev); - pr_info("thermal polling set for duration=%d msec\n", - th_zone->therm_dev->polling_delay); - return 0; -} - - -/* Get trip type callback functions for thermal zone */ -static int exynos_get_trip_type(struct thermal_zone_device *thermal, int trip, - enum thermal_trip_type *type) -{ - switch (GET_ZONE(trip)) { - case MONITOR_ZONE: - case WARN_ZONE: - *type = THERMAL_TRIP_ACTIVE; - break; - case PANIC_ZONE: - *type = THERMAL_TRIP_CRITICAL; - break; - default: - return -EINVAL; - } - return 0; -} - -/* Get trip temperature callback functions for thermal zone */ -static int exynos_get_trip_temp(struct thermal_zone_device *thermal, int trip, - unsigned long *temp) -{ - if (trip < GET_TRIP(MONITOR_ZONE) || trip > GET_TRIP(PANIC_ZONE)) - return -EINVAL; - - *temp = th_zone->sensor_conf->trip_data.trip_val[trip]; - /* convert the temperature into millicelsius */ - *temp = *temp * MCELSIUS; - - return 0; -} - -/* Get critical temperature callback functions for thermal zone */ -static int exynos_get_crit_temp(struct thermal_zone_device *thermal, - unsigned long *temp) -{ - int ret; - /* Panic zone */ - ret = exynos_get_trip_temp(thermal, GET_TRIP(PANIC_ZONE), temp); - return ret; -} - -/* Bind callback functions for thermal zone */ -static int exynos_bind(struct thermal_zone_device *thermal, - struct thermal_cooling_device *cdev) -{ - int ret = 0, i, tab_size, level; - struct freq_clip_table *tab_ptr, *clip_data; - struct thermal_sensor_conf *data = th_zone->sensor_conf; - - tab_ptr = (struct freq_clip_table *)data->cooling_data.freq_data; - tab_size = data->cooling_data.freq_clip_count; - - if (tab_ptr == NULL || tab_size == 0) - return -EINVAL; - - /* find the cooling device registered*/ - for (i = 0; i < th_zone->cool_dev_size; i++) - if (cdev == th_zone->cool_dev[i]) - break; - - /* No matching cooling device */ - if (i == th_zone->cool_dev_size) - return 0; - - /* Bind the thermal zone to the cpufreq cooling device */ - for (i = 0; i < tab_size; i++) { - clip_data = (struct freq_clip_table *)&(tab_ptr[i]); - level = cpufreq_cooling_get_level(0, clip_data->freq_clip_max); - if (level == THERMAL_CSTATE_INVALID) - return 0; - switch (GET_ZONE(i)) { - case MONITOR_ZONE: - case WARN_ZONE: - if (thermal_zone_bind_cooling_device(thermal, i, cdev, - level, 0)) { - pr_err("error binding cdev inst %d\n", i); - ret = -EINVAL; - } - th_zone->bind = true; - break; - default: - ret = -EINVAL; - } - } - - return ret; -} - -/* Unbind callback functions for thermal zone */ -static int exynos_unbind(struct thermal_zone_device *thermal, - struct thermal_cooling_device *cdev) -{ - int ret = 0, i, tab_size; - struct thermal_sensor_conf *data = th_zone->sensor_conf; - - if (th_zone->bind == false) - return 0; - - tab_size = data->cooling_data.freq_clip_count; - - if (tab_size == 0) - return -EINVAL; - - /* find the cooling device registered*/ - for (i = 0; i < th_zone->cool_dev_size; i++) - if (cdev == th_zone->cool_dev[i]) - break; - - /* No matching cooling device */ - if (i == th_zone->cool_dev_size) - return 0; - - /* Bind the thermal zone to the cpufreq cooling device */ - for (i = 0; i < tab_size; i++) { - switch (GET_ZONE(i)) { - case MONITOR_ZONE: - case WARN_ZONE: - if (thermal_zone_unbind_cooling_device(thermal, i, - cdev)) { - pr_err("error unbinding cdev inst=%d\n", i); - ret = -EINVAL; - } - th_zone->bind = false; - break; - default: - ret = -EINVAL; - } - } - return ret; -} - -/* Get temperature callback functions for thermal zone */ -static int exynos_get_temp(struct thermal_zone_device *thermal, - unsigned long *temp) -{ - void *data; - - if (!th_zone->sensor_conf) { - pr_info("Temperature sensor not initialised\n"); - return -EINVAL; - } - data = th_zone->sensor_conf->private_data; - *temp = th_zone->sensor_conf->read_temperature(data); - /* convert the temperature into millicelsius */ - *temp = *temp * MCELSIUS; - return 0; -} - -/* Get temperature callback functions for thermal zone */ -static int exynos_set_emul_temp(struct thermal_zone_device *thermal, - unsigned long temp) -{ - void *data; - int ret = -EINVAL; - - if (!th_zone->sensor_conf) { - pr_info("Temperature sensor not initialised\n"); - return -EINVAL; - } - data = th_zone->sensor_conf->private_data; - if (th_zone->sensor_conf->write_emul_temp) - ret = th_zone->sensor_conf->write_emul_temp(data, temp); - return ret; -} - -/* Get the temperature trend */ -static int exynos_get_trend(struct thermal_zone_device *thermal, - int trip, enum thermal_trend *trend) -{ - int ret; - unsigned long trip_temp; - - ret = exynos_get_trip_temp(thermal, trip, &trip_temp); - if (ret < 0) - return ret; - - if (thermal->temperature >= trip_temp) - *trend = THERMAL_TREND_RAISE_FULL; - else - *trend = THERMAL_TREND_DROP_FULL; - - return 0; -} -/* Operation callback functions for thermal zone */ -static struct thermal_zone_device_ops const exynos_dev_ops = { - .bind = exynos_bind, - .unbind = exynos_unbind, - .get_temp = exynos_get_temp, - .set_emul_temp = exynos_set_emul_temp, - .get_trend = exynos_get_trend, - .get_mode = exynos_get_mode, - .set_mode = exynos_set_mode, - .get_trip_type = exynos_get_trip_type, - .get_trip_temp = exynos_get_trip_temp, - .get_crit_temp = exynos_get_crit_temp, -}; - -/* - * This function may be called from interrupt based temperature sensor - * when threshold is changed. - */ -static void exynos_report_trigger(void) -{ - unsigned int i; - char data[10]; - char *envp[] = { data, NULL }; - - if (!th_zone || !th_zone->therm_dev) - return; - if (th_zone->bind == false) { - for (i = 0; i < th_zone->cool_dev_size; i++) { - if (!th_zone->cool_dev[i]) - continue; - exynos_bind(th_zone->therm_dev, - th_zone->cool_dev[i]); - } - } - - thermal_zone_device_update(th_zone->therm_dev); - - mutex_lock(&th_zone->therm_dev->lock); - /* Find the level for which trip happened */ - for (i = 0; i < th_zone->sensor_conf->trip_data.trip_count; i++) { - if (th_zone->therm_dev->last_temperature < - th_zone->sensor_conf->trip_data.trip_val[i] * MCELSIUS) - break; - } - - if (th_zone->mode == THERMAL_DEVICE_ENABLED && - !th_zone->sensor_conf->trip_data.trigger_falling) { - if (i > 0) - th_zone->therm_dev->polling_delay = ACTIVE_INTERVAL; - else - th_zone->therm_dev->polling_delay = IDLE_INTERVAL; - } - - snprintf(data, sizeof(data), "%u", i); - kobject_uevent_env(&th_zone->therm_dev->device.kobj, KOBJ_CHANGE, envp); - mutex_unlock(&th_zone->therm_dev->lock); -} - -/* Register with the in-kernel thermal management */ -static int exynos_register_thermal(struct thermal_sensor_conf *sensor_conf) -{ - int ret; - struct cpumask mask_val; - - if (!sensor_conf || !sensor_conf->read_temperature) { - pr_err("Temperature sensor not initialised\n"); - return -EINVAL; - } - - th_zone = kzalloc(sizeof(struct exynos_thermal_zone), GFP_KERNEL); - if (!th_zone) - return -ENOMEM; - - th_zone->sensor_conf = sensor_conf; - cpumask_set_cpu(0, &mask_val); - th_zone->cool_dev[0] = cpufreq_cooling_register(&mask_val); - if (IS_ERR(th_zone->cool_dev[0])) { - pr_err("Failed to register cpufreq cooling device\n"); - ret = -EINVAL; - goto err_unregister; - } - th_zone->cool_dev_size++; - - th_zone->therm_dev = thermal_zone_device_register(sensor_conf->name, - EXYNOS_ZONE_COUNT, 0, NULL, &exynos_dev_ops, NULL, 0, - sensor_conf->trip_data.trigger_falling ? - 0 : IDLE_INTERVAL); - - if (IS_ERR(th_zone->therm_dev)) { - pr_err("Failed to register thermal zone device\n"); - ret = PTR_ERR(th_zone->therm_dev); - goto err_unregister; - } - th_zone->mode = THERMAL_DEVICE_ENABLED; - - pr_info("Exynos: Kernel Thermal management registered\n"); - - return 0; - -err_unregister: - exynos_unregister_thermal(); - return ret; -} - -/* Un-Register with the in-kernel thermal management */ -static void exynos_unregister_thermal(void) -{ - int i; - - if (!th_zone) - return; - - if (th_zone->therm_dev) - thermal_zone_device_unregister(th_zone->therm_dev); - - for (i = 0; i < th_zone->cool_dev_size; i++) { - if (th_zone->cool_dev[i]) - cpufreq_cooling_unregister(th_zone->cool_dev[i]); - } - - kfree(th_zone); - pr_info("Exynos: Kernel Thermal management unregistered\n"); -} - -/* - * TMU treats temperature as a mapped temperature code. - * The temperature is converted differently depending on the calibration type. - */ -static int temp_to_code(struct exynos_tmu_data *data, u8 temp) -{ - struct exynos_tmu_platform_data *pdata = data->pdata; - int temp_code; - - if (data->soc == SOC_ARCH_EXYNOS4210) - /* temp should range between 25 and 125 */ - if (temp < 25 || temp > 125) { - temp_code = -EINVAL; - goto out; - } - - switch (pdata->cal_type) { - case TYPE_TWO_POINT_TRIMMING: - temp_code = (temp - 25) * - (data->temp_error2 - data->temp_error1) / - (85 - 25) + data->temp_error1; - break; - case TYPE_ONE_POINT_TRIMMING: - temp_code = temp + data->temp_error1 - 25; - break; - default: - temp_code = temp + EXYNOS_TMU_DEF_CODE_TO_TEMP_OFFSET; - break; - } -out: - return temp_code; -} - -/* - * Calculate a temperature value from a temperature code. - * The unit of the temperature is degree Celsius. - */ -static int code_to_temp(struct exynos_tmu_data *data, u8 temp_code) -{ - struct exynos_tmu_platform_data *pdata = data->pdata; - int temp; - - if (data->soc == SOC_ARCH_EXYNOS4210) - /* temp_code should range between 75 and 175 */ - if (temp_code < 75 || temp_code > 175) { - temp = -ENODATA; - goto out; - } - - switch (pdata->cal_type) { - case TYPE_TWO_POINT_TRIMMING: - temp = (temp_code - data->temp_error1) * (85 - 25) / - (data->temp_error2 - data->temp_error1) + 25; - break; - case TYPE_ONE_POINT_TRIMMING: - temp = temp_code - data->temp_error1 + 25; - break; - default: - temp = temp_code - EXYNOS_TMU_DEF_CODE_TO_TEMP_OFFSET; - break; - } -out: - return temp; -} - -static int exynos_tmu_initialize(struct platform_device *pdev) -{ - struct exynos_tmu_data *data = platform_get_drvdata(pdev); - struct exynos_tmu_platform_data *pdata = data->pdata; - unsigned int status, trim_info; - unsigned int rising_threshold = 0, falling_threshold = 0; - int ret = 0, threshold_code, i, trigger_levs = 0; - - mutex_lock(&data->lock); - clk_enable(data->clk); - - status = readb(data->base + EXYNOS_TMU_REG_STATUS); - if (!status) { - ret = -EBUSY; - goto out; - } - - if (data->soc == SOC_ARCH_EXYNOS) { - __raw_writel(EXYNOS_TRIMINFO_RELOAD, - data->base + EXYNOS_TMU_TRIMINFO_CON); - } - /* Save trimming info in order to perform calibration */ - trim_info = readl(data->base + EXYNOS_TMU_REG_TRIMINFO); - data->temp_error1 = trim_info & EXYNOS_TMU_TRIM_TEMP_MASK; - data->temp_error2 = ((trim_info >> 8) & EXYNOS_TMU_TRIM_TEMP_MASK); - - if ((EFUSE_MIN_VALUE > data->temp_error1) || - (data->temp_error1 > EFUSE_MAX_VALUE) || - (data->temp_error2 != 0)) - data->temp_error1 = pdata->efuse_value; - - /* Count trigger levels to be enabled */ - for (i = 0; i < MAX_THRESHOLD_LEVS; i++) - if (pdata->trigger_levels[i]) - trigger_levs++; - - if (data->soc == SOC_ARCH_EXYNOS4210) { - /* Write temperature code for threshold */ - threshold_code = temp_to_code(data, pdata->threshold); - if (threshold_code < 0) { - ret = threshold_code; - goto out; - } - writeb(threshold_code, - data->base + EXYNOS4210_TMU_REG_THRESHOLD_TEMP); - for (i = 0; i < trigger_levs; i++) - writeb(pdata->trigger_levels[i], - data->base + EXYNOS4210_TMU_REG_TRIG_LEVEL0 + i * 4); - - writel(EXYNOS4210_TMU_INTCLEAR_VAL, - data->base + EXYNOS_TMU_REG_INTCLEAR); - } else if (data->soc == SOC_ARCH_EXYNOS) { - /* Write temperature code for rising and falling threshold */ - for (i = 0; i < trigger_levs; i++) { - threshold_code = temp_to_code(data, - pdata->trigger_levels[i]); - if (threshold_code < 0) { - ret = threshold_code; - goto out; - } - rising_threshold |= threshold_code << 8 * i; - if (pdata->threshold_falling) { - threshold_code = temp_to_code(data, - pdata->trigger_levels[i] - - pdata->threshold_falling); - if (threshold_code > 0) - falling_threshold |= - threshold_code << 8 * i; - } - } - - writel(rising_threshold, - data->base + EXYNOS_THD_TEMP_RISE); - writel(falling_threshold, - data->base + EXYNOS_THD_TEMP_FALL); - - writel(EXYNOS_TMU_CLEAR_RISE_INT | EXYNOS_TMU_CLEAR_FALL_INT, - data->base + EXYNOS_TMU_REG_INTCLEAR); - } -out: - clk_disable(data->clk); - mutex_unlock(&data->lock); - - return ret; -} - -static void exynos_tmu_control(struct platform_device *pdev, bool on) -{ - struct exynos_tmu_data *data = platform_get_drvdata(pdev); - struct exynos_tmu_platform_data *pdata = data->pdata; - unsigned int con, interrupt_en; - - mutex_lock(&data->lock); - clk_enable(data->clk); - - con = pdata->reference_voltage << EXYNOS_TMU_REF_VOLTAGE_SHIFT | - pdata->gain << EXYNOS_TMU_GAIN_SHIFT; - - if (data->soc == SOC_ARCH_EXYNOS) { - con |= pdata->noise_cancel_mode << EXYNOS_TMU_TRIP_MODE_SHIFT; - con |= (EXYNOS_MUX_ADDR_VALUE << EXYNOS_MUX_ADDR_SHIFT); - } - - if (on) { - con |= EXYNOS_TMU_CORE_ON; - interrupt_en = pdata->trigger_level3_en << 12 | - pdata->trigger_level2_en << 8 | - pdata->trigger_level1_en << 4 | - pdata->trigger_level0_en; - if (pdata->threshold_falling) - interrupt_en |= interrupt_en << 16; - } else { - con |= EXYNOS_TMU_CORE_OFF; - interrupt_en = 0; /* Disable all interrupts */ - } - writel(interrupt_en, data->base + EXYNOS_TMU_REG_INTEN); - writel(con, data->base + EXYNOS_TMU_REG_CONTROL); - - clk_disable(data->clk); - mutex_unlock(&data->lock); -} - -static int exynos_tmu_read(struct exynos_tmu_data *data) -{ - u8 temp_code; - int temp; - - mutex_lock(&data->lock); - clk_enable(data->clk); - - temp_code = readb(data->base + EXYNOS_TMU_REG_CURRENT_TEMP); - temp = code_to_temp(data, temp_code); - - clk_disable(data->clk); - mutex_unlock(&data->lock); - - return temp; -} - -#ifdef CONFIG_THERMAL_EMULATION -static int exynos_tmu_set_emulation(void *drv_data, unsigned long temp) -{ - struct exynos_tmu_data *data = drv_data; - unsigned int reg; - int ret = -EINVAL; - - if (data->soc == SOC_ARCH_EXYNOS4210) - goto out; - - if (temp && temp < MCELSIUS) - goto out; - - mutex_lock(&data->lock); - clk_enable(data->clk); - - reg = readl(data->base + EXYNOS_EMUL_CON); - - if (temp) { - temp /= MCELSIUS; - - reg = (EXYNOS_EMUL_TIME << EXYNOS_EMUL_TIME_SHIFT) | - (temp_to_code(data, temp) - << EXYNOS_EMUL_DATA_SHIFT) | EXYNOS_EMUL_ENABLE; - } else { - reg &= ~EXYNOS_EMUL_ENABLE; - } - - writel(reg, data->base + EXYNOS_EMUL_CON); - - clk_disable(data->clk); - mutex_unlock(&data->lock); - return 0; -out: - return ret; -} -#else -static int exynos_tmu_set_emulation(void *drv_data, unsigned long temp) - { return -EINVAL; } -#endif/*CONFIG_THERMAL_EMULATION*/ - -static void exynos_tmu_work(struct work_struct *work) -{ - struct exynos_tmu_data *data = container_of(work, - struct exynos_tmu_data, irq_work); - - exynos_report_trigger(); - mutex_lock(&data->lock); - clk_enable(data->clk); - if (data->soc == SOC_ARCH_EXYNOS) - writel(EXYNOS_TMU_CLEAR_RISE_INT | - EXYNOS_TMU_CLEAR_FALL_INT, - data->base + EXYNOS_TMU_REG_INTCLEAR); - else - writel(EXYNOS4210_TMU_INTCLEAR_VAL, - data->base + EXYNOS_TMU_REG_INTCLEAR); - clk_disable(data->clk); - mutex_unlock(&data->lock); - - enable_irq(data->irq); -} - -static irqreturn_t exynos_tmu_irq(int irq, void *id) -{ - struct exynos_tmu_data *data = id; - - disable_irq_nosync(irq); - schedule_work(&data->irq_work); - - return IRQ_HANDLED; -} -static struct thermal_sensor_conf exynos_sensor_conf = { - .name = "exynos-therm", - .read_temperature = (int (*)(void *))exynos_tmu_read, - .write_emul_temp = exynos_tmu_set_emulation, -}; - -#if defined(CONFIG_CPU_EXYNOS4210) -static struct exynos_tmu_platform_data const exynos4210_default_tmu_data = { - .threshold = 80, - .trigger_levels[0] = 5, - .trigger_levels[1] = 20, - .trigger_levels[2] = 30, - .trigger_level0_en = 1, - .trigger_level1_en = 1, - .trigger_level2_en = 1, - .trigger_level3_en = 0, - .gain = 15, - .reference_voltage = 7, - .cal_type = TYPE_ONE_POINT_TRIMMING, - .freq_tab[0] = { - .freq_clip_max = 800 * 1000, - .temp_level = 85, - }, - .freq_tab[1] = { - .freq_clip_max = 200 * 1000, - .temp_level = 100, - }, - .freq_tab_count = 2, - .type = SOC_ARCH_EXYNOS4210, -}; -#define EXYNOS4210_TMU_DRV_DATA (&exynos4210_default_tmu_data) -#else -#define EXYNOS4210_TMU_DRV_DATA (NULL) -#endif - -#if defined(CONFIG_SOC_EXYNOS5250) || defined(CONFIG_SOC_EXYNOS4412) || \ - defined(CONFIG_SOC_EXYNOS4212) -static struct exynos_tmu_platform_data const exynos_default_tmu_data = { - .threshold_falling = 10, - .trigger_levels[0] = 85, - .trigger_levels[1] = 103, - .trigger_levels[2] = 110, - .trigger_level0_en = 1, - .trigger_level1_en = 1, - .trigger_level2_en = 1, - .trigger_level3_en = 0, - .gain = 8, - .reference_voltage = 16, - .noise_cancel_mode = 4, - .cal_type = TYPE_ONE_POINT_TRIMMING, - .efuse_value = 55, - .freq_tab[0] = { - .freq_clip_max = 800 * 1000, - .temp_level = 85, - }, - .freq_tab[1] = { - .freq_clip_max = 200 * 1000, - .temp_level = 103, - }, - .freq_tab_count = 2, - .type = SOC_ARCH_EXYNOS, -}; -#define EXYNOS_TMU_DRV_DATA (&exynos_default_tmu_data) -#else -#define EXYNOS_TMU_DRV_DATA (NULL) -#endif - -#ifdef CONFIG_OF -static const struct of_device_id exynos_tmu_match[] = { - { - .compatible = "samsung,exynos4210-tmu", - .data = (void *)EXYNOS4210_TMU_DRV_DATA, - }, - { - .compatible = "samsung,exynos4412-tmu", - .data = (void *)EXYNOS_TMU_DRV_DATA, - }, - { - .compatible = "samsung,exynos5250-tmu", - .data = (void *)EXYNOS_TMU_DRV_DATA, - }, - {}, -}; -MODULE_DEVICE_TABLE(of, exynos_tmu_match); -#endif - -static struct platform_device_id exynos_tmu_driver_ids[] = { - { - .name = "exynos4210-tmu", - .driver_data = (kernel_ulong_t)EXYNOS4210_TMU_DRV_DATA, - }, - { - .name = "exynos5250-tmu", - .driver_data = (kernel_ulong_t)EXYNOS_TMU_DRV_DATA, - }, - { }, -}; -MODULE_DEVICE_TABLE(platform, exynos_tmu_driver_ids); - -static inline struct exynos_tmu_platform_data *exynos_get_driver_data( - struct platform_device *pdev) -{ -#ifdef CONFIG_OF - if (pdev->dev.of_node) { - const struct of_device_id *match; - match = of_match_node(exynos_tmu_match, pdev->dev.of_node); - if (!match) - return NULL; - return (struct exynos_tmu_platform_data *) match->data; - } -#endif - return (struct exynos_tmu_platform_data *) - platform_get_device_id(pdev)->driver_data; -} - -static int exynos_tmu_probe(struct platform_device *pdev) -{ - struct exynos_tmu_data *data; - struct exynos_tmu_platform_data *pdata = pdev->dev.platform_data; - int ret, i; - - if (!pdata) - pdata = exynos_get_driver_data(pdev); - - if (!pdata) { - dev_err(&pdev->dev, "No platform init data supplied.\n"); - return -ENODEV; - } - data = devm_kzalloc(&pdev->dev, sizeof(struct exynos_tmu_data), - GFP_KERNEL); - if (!data) { - dev_err(&pdev->dev, "Failed to allocate driver structure\n"); - return -ENOMEM; - } - - data->irq = platform_get_irq(pdev, 0); - if (data->irq < 0) { - dev_err(&pdev->dev, "Failed to get platform irq\n"); - return data->irq; - } - - INIT_WORK(&data->irq_work, exynos_tmu_work); - - data->mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); - data->base = devm_ioremap_resource(&pdev->dev, data->mem); - if (IS_ERR(data->base)) - return PTR_ERR(data->base); - - ret = devm_request_irq(&pdev->dev, data->irq, exynos_tmu_irq, - IRQF_TRIGGER_RISING, "exynos-tmu", data); - if (ret) { - dev_err(&pdev->dev, "Failed to request irq: %d\n", data->irq); - return ret; - } - - data->clk = devm_clk_get(&pdev->dev, "tmu_apbif"); - if (IS_ERR(data->clk)) { - dev_err(&pdev->dev, "Failed to get clock\n"); - return PTR_ERR(data->clk); - } - - ret = clk_prepare(data->clk); - if (ret) - return ret; - - if (pdata->type == SOC_ARCH_EXYNOS || - pdata->type == SOC_ARCH_EXYNOS4210) - data->soc = pdata->type; - else { - ret = -EINVAL; - dev_err(&pdev->dev, "Platform not supported\n"); - goto err_clk; - } - - data->pdata = pdata; - platform_set_drvdata(pdev, data); - mutex_init(&data->lock); - - ret = exynos_tmu_initialize(pdev); - if (ret) { - dev_err(&pdev->dev, "Failed to initialize TMU\n"); - goto err_clk; - } - - exynos_tmu_control(pdev, true); - - /* Register the sensor with thermal management interface */ - (&exynos_sensor_conf)->private_data = data; - exynos_sensor_conf.trip_data.trip_count = pdata->trigger_level0_en + - pdata->trigger_level1_en + pdata->trigger_level2_en + - pdata->trigger_level3_en; - - for (i = 0; i < exynos_sensor_conf.trip_data.trip_count; i++) - exynos_sensor_conf.trip_data.trip_val[i] = - pdata->threshold + pdata->trigger_levels[i]; - - exynos_sensor_conf.trip_data.trigger_falling = pdata->threshold_falling; - - exynos_sensor_conf.cooling_data.freq_clip_count = - pdata->freq_tab_count; - for (i = 0; i < pdata->freq_tab_count; i++) { - exynos_sensor_conf.cooling_data.freq_data[i].freq_clip_max = - pdata->freq_tab[i].freq_clip_max; - exynos_sensor_conf.cooling_data.freq_data[i].temp_level = - pdata->freq_tab[i].temp_level; - } - - ret = exynos_register_thermal(&exynos_sensor_conf); - if (ret) { - dev_err(&pdev->dev, "Failed to register thermal interface\n"); - goto err_clk; - } - - return 0; -err_clk: - clk_unprepare(data->clk); - return ret; -} - -static int exynos_tmu_remove(struct platform_device *pdev) -{ - struct exynos_tmu_data *data = platform_get_drvdata(pdev); - - exynos_tmu_control(pdev, false); - - exynos_unregister_thermal(); - - clk_unprepare(data->clk); - - return 0; -} - -#ifdef CONFIG_PM_SLEEP -static int exynos_tmu_suspend(struct device *dev) -{ - exynos_tmu_control(to_platform_device(dev), false); - - return 0; -} - -static int exynos_tmu_resume(struct device *dev) -{ - struct platform_device *pdev = to_platform_device(dev); - - exynos_tmu_initialize(pdev); - exynos_tmu_control(pdev, true); - - return 0; -} - -static SIMPLE_DEV_PM_OPS(exynos_tmu_pm, - exynos_tmu_suspend, exynos_tmu_resume); -#define EXYNOS_TMU_PM (&exynos_tmu_pm) -#else -#define EXYNOS_TMU_PM NULL -#endif - -static struct platform_driver exynos_tmu_driver = { - .driver = { - .name = "exynos-tmu", - .owner = THIS_MODULE, - .pm = EXYNOS_TMU_PM, - .of_match_table = of_match_ptr(exynos_tmu_match), - }, - .probe = exynos_tmu_probe, - .remove = exynos_tmu_remove, - .id_table = exynos_tmu_driver_ids, -}; - -module_platform_driver(exynos_tmu_driver); - -MODULE_DESCRIPTION("EXYNOS TMU Driver"); -MODULE_AUTHOR("Donggeun Kim <dg77.kim@samsung.com>"); -MODULE_LICENSE("GPL"); -MODULE_ALIAS("platform:exynos-tmu"); diff --git a/drivers/thermal/imx_thermal.c b/drivers/thermal/imx_thermal.c new file mode 100644 index 00000000000..1d6c801c1eb --- /dev/null +++ b/drivers/thermal/imx_thermal.c @@ -0,0 +1,541 @@ +/* + * Copyright 2013 Freescale Semiconductor, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#include <linux/cpu_cooling.h> +#include <linux/cpufreq.h> +#include <linux/delay.h> +#include <linux/device.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/io.h> +#include <linux/kernel.h> +#include <linux/mfd/syscon.h> +#include <linux/module.h> +#include <linux/of.h> +#include <linux/platform_device.h> +#include <linux/regmap.h> +#include <linux/slab.h> +#include <linux/thermal.h> +#include <linux/types.h> + +#define REG_SET 0x4 +#define REG_CLR 0x8 +#define REG_TOG 0xc + +#define MISC0 0x0150 +#define MISC0_REFTOP_SELBIASOFF (1 << 3) + +#define TEMPSENSE0 0x0180 +#define TEMPSENSE0_ALARM_VALUE_SHIFT 20 +#define TEMPSENSE0_ALARM_VALUE_MASK (0xfff << TEMPSENSE0_ALARM_VALUE_SHIFT) +#define TEMPSENSE0_TEMP_CNT_SHIFT 8 +#define TEMPSENSE0_TEMP_CNT_MASK (0xfff << TEMPSENSE0_TEMP_CNT_SHIFT) +#define TEMPSENSE0_FINISHED (1 << 2) +#define TEMPSENSE0_MEASURE_TEMP (1 << 1) +#define TEMPSENSE0_POWER_DOWN (1 << 0) + +#define TEMPSENSE1 0x0190 +#define TEMPSENSE1_MEASURE_FREQ 0xffff + +#define OCOTP_ANA1 0x04e0 + +/* The driver supports 1 passive trip point and 1 critical trip point */ +enum imx_thermal_trip { + IMX_TRIP_PASSIVE, + IMX_TRIP_CRITICAL, + IMX_TRIP_NUM, +}; + +/* + * It defines the temperature in millicelsius for passive trip point + * that will trigger cooling action when crossed. + */ +#define IMX_TEMP_PASSIVE 85000 + +#define IMX_POLLING_DELAY 2000 /* millisecond */ +#define IMX_PASSIVE_DELAY 1000 + +struct imx_thermal_data { + struct thermal_zone_device *tz; + struct thermal_cooling_device *cdev; + enum thermal_device_mode mode; + struct regmap *tempmon; + int c1, c2; /* See formula in imx_get_sensor_data() */ + unsigned long temp_passive; + unsigned long temp_critical; + unsigned long alarm_temp; + unsigned long last_temp; + bool irq_enabled; + int irq; +}; + +static void imx_set_alarm_temp(struct imx_thermal_data *data, + signed long alarm_temp) +{ + struct regmap *map = data->tempmon; + int alarm_value; + + data->alarm_temp = alarm_temp; + alarm_value = (alarm_temp - data->c2) / data->c1; + regmap_write(map, TEMPSENSE0 + REG_CLR, TEMPSENSE0_ALARM_VALUE_MASK); + regmap_write(map, TEMPSENSE0 + REG_SET, alarm_value << + TEMPSENSE0_ALARM_VALUE_SHIFT); +} + +static int imx_get_temp(struct thermal_zone_device *tz, unsigned long *temp) +{ + struct imx_thermal_data *data = tz->devdata; + struct regmap *map = data->tempmon; + unsigned int n_meas; + bool wait; + u32 val; + + if (data->mode == THERMAL_DEVICE_ENABLED) { + /* Check if a measurement is currently in progress */ + regmap_read(map, TEMPSENSE0, &val); + wait = !(val & TEMPSENSE0_FINISHED); + } else { + /* + * Every time we measure the temperature, we will power on the + * temperature sensor, enable measurements, take a reading, + * disable measurements, power off the temperature sensor. + */ + regmap_write(map, TEMPSENSE0 + REG_CLR, TEMPSENSE0_POWER_DOWN); + regmap_write(map, TEMPSENSE0 + REG_SET, TEMPSENSE0_MEASURE_TEMP); + + wait = true; + } + + /* + * According to the temp sensor designers, it may require up to ~17us + * to complete a measurement. + */ + if (wait) + usleep_range(20, 50); + + regmap_read(map, TEMPSENSE0, &val); + + if (data->mode != THERMAL_DEVICE_ENABLED) { + regmap_write(map, TEMPSENSE0 + REG_CLR, TEMPSENSE0_MEASURE_TEMP); + regmap_write(map, TEMPSENSE0 + REG_SET, TEMPSENSE0_POWER_DOWN); + } + + if ((val & TEMPSENSE0_FINISHED) == 0) { + dev_dbg(&tz->device, "temp measurement never finished\n"); + return -EAGAIN; + } + + n_meas = (val & TEMPSENSE0_TEMP_CNT_MASK) >> TEMPSENSE0_TEMP_CNT_SHIFT; + + /* See imx_get_sensor_data() for formula derivation */ + *temp = data->c2 + data->c1 * n_meas; + + /* Update alarm value to next higher trip point */ + if (data->alarm_temp == data->temp_passive && *temp >= data->temp_passive) + imx_set_alarm_temp(data, data->temp_critical); + if (data->alarm_temp == data->temp_critical && *temp < data->temp_passive) { + imx_set_alarm_temp(data, data->temp_passive); + dev_dbg(&tz->device, "thermal alarm off: T < %lu\n", + data->alarm_temp / 1000); + } + + if (*temp != data->last_temp) { + dev_dbg(&tz->device, "millicelsius: %ld\n", *temp); + data->last_temp = *temp; + } + + /* Reenable alarm IRQ if temperature below alarm temperature */ + if (!data->irq_enabled && *temp < data->alarm_temp) { + data->irq_enabled = true; + enable_irq(data->irq); + } + + return 0; +} + +static int imx_get_mode(struct thermal_zone_device *tz, + enum thermal_device_mode *mode) +{ + struct imx_thermal_data *data = tz->devdata; + + *mode = data->mode; + + return 0; +} + +static int imx_set_mode(struct thermal_zone_device *tz, + enum thermal_device_mode mode) +{ + struct imx_thermal_data *data = tz->devdata; + struct regmap *map = data->tempmon; + + if (mode == THERMAL_DEVICE_ENABLED) { + tz->polling_delay = IMX_POLLING_DELAY; + tz->passive_delay = IMX_PASSIVE_DELAY; + + regmap_write(map, TEMPSENSE0 + REG_CLR, TEMPSENSE0_POWER_DOWN); + regmap_write(map, TEMPSENSE0 + REG_SET, TEMPSENSE0_MEASURE_TEMP); + + if (!data->irq_enabled) { + data->irq_enabled = true; + enable_irq(data->irq); + } + } else { + regmap_write(map, TEMPSENSE0 + REG_CLR, TEMPSENSE0_MEASURE_TEMP); + regmap_write(map, TEMPSENSE0 + REG_SET, TEMPSENSE0_POWER_DOWN); + + tz->polling_delay = 0; + tz->passive_delay = 0; + + if (data->irq_enabled) { + disable_irq(data->irq); + data->irq_enabled = false; + } + } + + data->mode = mode; + thermal_zone_device_update(tz); + + return 0; +} + +static int imx_get_trip_type(struct thermal_zone_device *tz, int trip, + enum thermal_trip_type *type) +{ + *type = (trip == IMX_TRIP_PASSIVE) ? THERMAL_TRIP_PASSIVE : + THERMAL_TRIP_CRITICAL; + return 0; +} + +static int imx_get_crit_temp(struct thermal_zone_device *tz, + unsigned long *temp) +{ + struct imx_thermal_data *data = tz->devdata; + + *temp = data->temp_critical; + return 0; +} + +static int imx_get_trip_temp(struct thermal_zone_device *tz, int trip, + unsigned long *temp) +{ + struct imx_thermal_data *data = tz->devdata; + + *temp = (trip == IMX_TRIP_PASSIVE) ? data->temp_passive : + data->temp_critical; + return 0; +} + +static int imx_set_trip_temp(struct thermal_zone_device *tz, int trip, + unsigned long temp) +{ + struct imx_thermal_data *data = tz->devdata; + + if (trip == IMX_TRIP_CRITICAL) + return -EPERM; + + if (temp > IMX_TEMP_PASSIVE) + return -EINVAL; + + data->temp_passive = temp; + + imx_set_alarm_temp(data, temp); + + return 0; +} + +static int imx_bind(struct thermal_zone_device *tz, + struct thermal_cooling_device *cdev) +{ + int ret; + + ret = thermal_zone_bind_cooling_device(tz, IMX_TRIP_PASSIVE, cdev, + THERMAL_NO_LIMIT, + THERMAL_NO_LIMIT); + if (ret) { + dev_err(&tz->device, + "binding zone %s with cdev %s failed:%d\n", + tz->type, cdev->type, ret); + return ret; + } + + return 0; +} + +static int imx_unbind(struct thermal_zone_device *tz, + struct thermal_cooling_device *cdev) +{ + int ret; + + ret = thermal_zone_unbind_cooling_device(tz, IMX_TRIP_PASSIVE, cdev); + if (ret) { + dev_err(&tz->device, + "unbinding zone %s with cdev %s failed:%d\n", + tz->type, cdev->type, ret); + return ret; + } + + return 0; +} + +static const struct thermal_zone_device_ops imx_tz_ops = { + .bind = imx_bind, + .unbind = imx_unbind, + .get_temp = imx_get_temp, + .get_mode = imx_get_mode, + .set_mode = imx_set_mode, + .get_trip_type = imx_get_trip_type, + .get_trip_temp = imx_get_trip_temp, + .get_crit_temp = imx_get_crit_temp, + .set_trip_temp = imx_set_trip_temp, +}; + +static int imx_get_sensor_data(struct platform_device *pdev) +{ + struct imx_thermal_data *data = platform_get_drvdata(pdev); + struct regmap *map; + int t1, t2, n1, n2; + int ret; + u32 val; + + map = syscon_regmap_lookup_by_phandle(pdev->dev.of_node, + "fsl,tempmon-data"); + if (IS_ERR(map)) { + ret = PTR_ERR(map); + dev_err(&pdev->dev, "failed to get sensor regmap: %d\n", ret); + return ret; + } + + ret = regmap_read(map, OCOTP_ANA1, &val); + if (ret) { + dev_err(&pdev->dev, "failed to read sensor data: %d\n", ret); + return ret; + } + + if (val == 0 || val == ~0) { + dev_err(&pdev->dev, "invalid sensor calibration data\n"); + return -EINVAL; + } + + /* + * Sensor data layout: + * [31:20] - sensor value @ 25C + * [19:8] - sensor value of hot + * [7:0] - hot temperature value + */ + n1 = val >> 20; + n2 = (val & 0xfff00) >> 8; + t2 = val & 0xff; + t1 = 25; /* t1 always 25C */ + + /* + * Derived from linear interpolation, + * Tmeas = T2 + (Nmeas - N2) * (T1 - T2) / (N1 - N2) + * We want to reduce this down to the minimum computation necessary + * for each temperature read. Also, we want Tmeas in millicelsius + * and we don't want to lose precision from integer division. So... + * milli_Tmeas = 1000 * T2 + 1000 * (Nmeas - N2) * (T1 - T2) / (N1 - N2) + * Let constant c1 = 1000 * (T1 - T2) / (N1 - N2) + * milli_Tmeas = (1000 * T2) + c1 * (Nmeas - N2) + * milli_Tmeas = (1000 * T2) + (c1 * Nmeas) - (c1 * N2) + * Let constant c2 = (1000 * T2) - (c1 * N2) + * milli_Tmeas = c2 + (c1 * Nmeas) + */ + data->c1 = 1000 * (t1 - t2) / (n1 - n2); + data->c2 = 1000 * t2 - data->c1 * n2; + + /* + * Set the default passive cooling trip point to 20 °C below the + * maximum die temperature. Can be changed from userspace. + */ + data->temp_passive = 1000 * (t2 - 20); + + /* + * The maximum die temperature is t2, let's give 5 °C cushion + * for noise and possible temperature rise between measurements. + */ + data->temp_critical = 1000 * (t2 - 5); + + return 0; +} + +static irqreturn_t imx_thermal_alarm_irq(int irq, void *dev) +{ + struct imx_thermal_data *data = dev; + + disable_irq_nosync(irq); + data->irq_enabled = false; + + return IRQ_WAKE_THREAD; +} + +static irqreturn_t imx_thermal_alarm_irq_thread(int irq, void *dev) +{ + struct imx_thermal_data *data = dev; + + dev_dbg(&data->tz->device, "THERMAL ALARM: T > %lu\n", + data->alarm_temp / 1000); + + thermal_zone_device_update(data->tz); + + return IRQ_HANDLED; +} + +static int imx_thermal_probe(struct platform_device *pdev) +{ + struct imx_thermal_data *data; + struct cpumask clip_cpus; + struct regmap *map; + int measure_freq; + int ret; + + data = devm_kzalloc(&pdev->dev, sizeof(*data), GFP_KERNEL); + if (!data) + return -ENOMEM; + + map = syscon_regmap_lookup_by_phandle(pdev->dev.of_node, "fsl,tempmon"); + if (IS_ERR(map)) { + ret = PTR_ERR(map); + dev_err(&pdev->dev, "failed to get tempmon regmap: %d\n", ret); + return ret; + } + data->tempmon = map; + + data->irq = platform_get_irq(pdev, 0); + if (data->irq < 0) + return data->irq; + + ret = devm_request_threaded_irq(&pdev->dev, data->irq, + imx_thermal_alarm_irq, imx_thermal_alarm_irq_thread, + 0, "imx_thermal", data); + if (ret < 0) { + dev_err(&pdev->dev, "failed to request alarm irq: %d\n", ret); + return ret; + } + + platform_set_drvdata(pdev, data); + + ret = imx_get_sensor_data(pdev); + if (ret) { + dev_err(&pdev->dev, "failed to get sensor data\n"); + return ret; + } + + /* Make sure sensor is in known good state for measurements */ + regmap_write(map, TEMPSENSE0 + REG_CLR, TEMPSENSE0_POWER_DOWN); + regmap_write(map, TEMPSENSE0 + REG_CLR, TEMPSENSE0_MEASURE_TEMP); + regmap_write(map, TEMPSENSE1 + REG_CLR, TEMPSENSE1_MEASURE_FREQ); + regmap_write(map, MISC0 + REG_SET, MISC0_REFTOP_SELBIASOFF); + regmap_write(map, TEMPSENSE0 + REG_SET, TEMPSENSE0_POWER_DOWN); + + cpumask_set_cpu(0, &clip_cpus); + data->cdev = cpufreq_cooling_register(&clip_cpus); + if (IS_ERR(data->cdev)) { + ret = PTR_ERR(data->cdev); + dev_err(&pdev->dev, + "failed to register cpufreq cooling device: %d\n", ret); + return ret; + } + + data->tz = thermal_zone_device_register("imx_thermal_zone", + IMX_TRIP_NUM, + BIT(IMX_TRIP_PASSIVE), data, + &imx_tz_ops, NULL, + IMX_PASSIVE_DELAY, + IMX_POLLING_DELAY); + if (IS_ERR(data->tz)) { + ret = PTR_ERR(data->tz); + dev_err(&pdev->dev, + "failed to register thermal zone device %d\n", ret); + cpufreq_cooling_unregister(data->cdev); + return ret; + } + + /* Enable measurements at ~ 10 Hz */ + regmap_write(map, TEMPSENSE1 + REG_CLR, TEMPSENSE1_MEASURE_FREQ); + measure_freq = DIV_ROUND_UP(32768, 10); /* 10 Hz */ + regmap_write(map, TEMPSENSE1 + REG_SET, measure_freq); + imx_set_alarm_temp(data, data->temp_passive); + regmap_write(map, TEMPSENSE0 + REG_CLR, TEMPSENSE0_POWER_DOWN); + regmap_write(map, TEMPSENSE0 + REG_SET, TEMPSENSE0_MEASURE_TEMP); + + data->irq_enabled = true; + data->mode = THERMAL_DEVICE_ENABLED; + + return 0; +} + +static int imx_thermal_remove(struct platform_device *pdev) +{ + struct imx_thermal_data *data = platform_get_drvdata(pdev); + struct regmap *map = data->tempmon; + + /* Disable measurements */ + regmap_write(map, TEMPSENSE0 + REG_SET, TEMPSENSE0_POWER_DOWN); + + thermal_zone_device_unregister(data->tz); + cpufreq_cooling_unregister(data->cdev); + + return 0; +} + +#ifdef CONFIG_PM_SLEEP +static int imx_thermal_suspend(struct device *dev) +{ + struct imx_thermal_data *data = dev_get_drvdata(dev); + struct regmap *map = data->tempmon; + u32 val; + + regmap_read(map, TEMPSENSE0, &val); + if ((val & TEMPSENSE0_POWER_DOWN) == 0) { + /* + * If a measurement is taking place, wait for a long enough + * time for it to finish, and then check again. If it still + * does not finish, something must go wrong. + */ + udelay(50); + regmap_read(map, TEMPSENSE0, &val); + if ((val & TEMPSENSE0_POWER_DOWN) == 0) + return -ETIMEDOUT; + } + + return 0; +} + +static int imx_thermal_resume(struct device *dev) +{ + /* Nothing to do for now */ + return 0; +} +#endif + +static SIMPLE_DEV_PM_OPS(imx_thermal_pm_ops, + imx_thermal_suspend, imx_thermal_resume); + +static const struct of_device_id of_imx_thermal_match[] = { + { .compatible = "fsl,imx6q-tempmon", }, + { /* end */ } +}; + +static struct platform_driver imx_thermal = { + .driver = { + .name = "imx_thermal", + .owner = THIS_MODULE, + .pm = &imx_thermal_pm_ops, + .of_match_table = of_imx_thermal_match, + }, + .probe = imx_thermal_probe, + .remove = imx_thermal_remove, +}; +module_platform_driver(imx_thermal); + +MODULE_AUTHOR("Freescale Semiconductor, Inc."); +MODULE_DESCRIPTION("Thermal driver for Freescale i.MX SoCs"); +MODULE_LICENSE("GPL v2"); +MODULE_ALIAS("platform:imx-thermal"); diff --git a/drivers/thermal/samsung/Kconfig b/drivers/thermal/samsung/Kconfig new file mode 100644 index 00000000000..f760389a204 --- /dev/null +++ b/drivers/thermal/samsung/Kconfig @@ -0,0 +1,18 @@ +config EXYNOS_THERMAL + tristate "Exynos thermal management unit driver" + depends on ARCH_HAS_BANDGAP && OF + help + If you say yes here you get support for the TMU (Thermal Management + Unit) driver for SAMSUNG EXYNOS series of SoCs. This driver initialises + the TMU, reports temperature and handles cooling action if defined. + This driver uses the Exynos core thermal APIs and TMU configuration + data from the supported SoCs. + +config EXYNOS_THERMAL_CORE + bool "Core thermal framework support for EXYNOS SOCs" + depends on EXYNOS_THERMAL + help + If you say yes here you get support for EXYNOS TMU + (Thermal Management Unit) common registration/unregistration + functions to the core thermal layer and also to use the generic + CPU cooling APIs. diff --git a/drivers/thermal/samsung/Makefile b/drivers/thermal/samsung/Makefile new file mode 100644 index 00000000000..c09d83095dc --- /dev/null +++ b/drivers/thermal/samsung/Makefile @@ -0,0 +1,7 @@ +# +# Samsung thermal specific Makefile +# +obj-$(CONFIG_EXYNOS_THERMAL) += exynos_thermal.o +exynos_thermal-y := exynos_tmu.o +exynos_thermal-y += exynos_tmu_data.o +exynos_thermal-$(CONFIG_EXYNOS_THERMAL_CORE) += exynos_thermal_common.o diff --git a/drivers/thermal/samsung/exynos_thermal_common.c b/drivers/thermal/samsung/exynos_thermal_common.c new file mode 100644 index 00000000000..f10a6ad37c0 --- /dev/null +++ b/drivers/thermal/samsung/exynos_thermal_common.c @@ -0,0 +1,432 @@ +/* + * exynos_thermal_common.c - Samsung EXYNOS common thermal file + * + * Copyright (C) 2013 Samsung Electronics + * Amit Daniel Kachhap <amit.daniel@samsung.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +#include <linux/cpu_cooling.h> +#include <linux/err.h> +#include <linux/slab.h> +#include <linux/thermal.h> + +#include "exynos_thermal_common.h" + +struct exynos_thermal_zone { + enum thermal_device_mode mode; + struct thermal_zone_device *therm_dev; + struct thermal_cooling_device *cool_dev[MAX_COOLING_DEVICE]; + unsigned int cool_dev_size; + struct platform_device *exynos4_dev; + struct thermal_sensor_conf *sensor_conf; + bool bind; +}; + +/* Get mode callback functions for thermal zone */ +static int exynos_get_mode(struct thermal_zone_device *thermal, + enum thermal_device_mode *mode) +{ + struct exynos_thermal_zone *th_zone = thermal->devdata; + if (th_zone) + *mode = th_zone->mode; + return 0; +} + +/* Set mode callback functions for thermal zone */ +static int exynos_set_mode(struct thermal_zone_device *thermal, + enum thermal_device_mode mode) +{ + struct exynos_thermal_zone *th_zone = thermal->devdata; + if (!th_zone) { + dev_err(&thermal->device, + "thermal zone not registered\n"); + return 0; + } + + mutex_lock(&thermal->lock); + + if (mode == THERMAL_DEVICE_ENABLED && + !th_zone->sensor_conf->trip_data.trigger_falling) + thermal->polling_delay = IDLE_INTERVAL; + else + thermal->polling_delay = 0; + + mutex_unlock(&thermal->lock); + + th_zone->mode = mode; + thermal_zone_device_update(thermal); + dev_dbg(th_zone->sensor_conf->dev, + "thermal polling set for duration=%d msec\n", + thermal->polling_delay); + return 0; +} + + +/* Get trip type callback functions for thermal zone */ +static int exynos_get_trip_type(struct thermal_zone_device *thermal, int trip, + enum thermal_trip_type *type) +{ + struct exynos_thermal_zone *th_zone = thermal->devdata; + int max_trip = th_zone->sensor_conf->trip_data.trip_count; + int trip_type; + + if (trip < 0 || trip >= max_trip) + return -EINVAL; + + trip_type = th_zone->sensor_conf->trip_data.trip_type[trip]; + + if (trip_type == SW_TRIP) + *type = THERMAL_TRIP_CRITICAL; + else if (trip_type == THROTTLE_ACTIVE) + *type = THERMAL_TRIP_ACTIVE; + else if (trip_type == THROTTLE_PASSIVE) + *type = THERMAL_TRIP_PASSIVE; + else + return -EINVAL; + + return 0; +} + +/* Get trip temperature callback functions for thermal zone */ +static int exynos_get_trip_temp(struct thermal_zone_device *thermal, int trip, + unsigned long *temp) +{ + struct exynos_thermal_zone *th_zone = thermal->devdata; + int max_trip = th_zone->sensor_conf->trip_data.trip_count; + + if (trip < 0 || trip >= max_trip) + return -EINVAL; + + *temp = th_zone->sensor_conf->trip_data.trip_val[trip]; + /* convert the temperature into millicelsius */ + *temp = *temp * MCELSIUS; + + return 0; +} + +/* Get critical temperature callback functions for thermal zone */ +static int exynos_get_crit_temp(struct thermal_zone_device *thermal, + unsigned long *temp) +{ + struct exynos_thermal_zone *th_zone = thermal->devdata; + int max_trip = th_zone->sensor_conf->trip_data.trip_count; + /* Get the temp of highest trip*/ + return exynos_get_trip_temp(thermal, max_trip - 1, temp); +} + +/* Bind callback functions for thermal zone */ +static int exynos_bind(struct thermal_zone_device *thermal, + struct thermal_cooling_device *cdev) +{ + int ret = 0, i, tab_size, level; + struct freq_clip_table *tab_ptr, *clip_data; + struct exynos_thermal_zone *th_zone = thermal->devdata; + struct thermal_sensor_conf *data = th_zone->sensor_conf; + + tab_ptr = (struct freq_clip_table *)data->cooling_data.freq_data; + tab_size = data->cooling_data.freq_clip_count; + + if (tab_ptr == NULL || tab_size == 0) + return 0; + + /* find the cooling device registered*/ + for (i = 0; i < th_zone->cool_dev_size; i++) + if (cdev == th_zone->cool_dev[i]) + break; + + /* No matching cooling device */ + if (i == th_zone->cool_dev_size) + return 0; + + /* Bind the thermal zone to the cpufreq cooling device */ + for (i = 0; i < tab_size; i++) { + clip_data = (struct freq_clip_table *)&(tab_ptr[i]); + level = cpufreq_cooling_get_level(0, clip_data->freq_clip_max); + if (level == THERMAL_CSTATE_INVALID) + return 0; + switch (GET_ZONE(i)) { + case MONITOR_ZONE: + case WARN_ZONE: + if (thermal_zone_bind_cooling_device(thermal, i, cdev, + level, 0)) { + dev_err(data->dev, + "error unbinding cdev inst=%d\n", i); + ret = -EINVAL; + } + th_zone->bind = true; + break; + default: + ret = -EINVAL; + } + } + + return ret; +} + +/* Unbind callback functions for thermal zone */ +static int exynos_unbind(struct thermal_zone_device *thermal, + struct thermal_cooling_device *cdev) +{ + int ret = 0, i, tab_size; + struct exynos_thermal_zone *th_zone = thermal->devdata; + struct thermal_sensor_conf *data = th_zone->sensor_conf; + + if (th_zone->bind == false) + return 0; + + tab_size = data->cooling_data.freq_clip_count; + + if (tab_size == 0) + return 0; + + /* find the cooling device registered*/ + for (i = 0; i < th_zone->cool_dev_size; i++) + if (cdev == th_zone->cool_dev[i]) + break; + + /* No matching cooling device */ + if (i == th_zone->cool_dev_size) + return 0; + + /* Bind the thermal zone to the cpufreq cooling device */ + for (i = 0; i < tab_size; i++) { + switch (GET_ZONE(i)) { + case MONITOR_ZONE: + case WARN_ZONE: + if (thermal_zone_unbind_cooling_device(thermal, i, + cdev)) { + dev_err(data->dev, + "error unbinding cdev inst=%d\n", i); + ret = -EINVAL; + } + th_zone->bind = false; + break; + default: + ret = -EINVAL; + } + } + return ret; +} + +/* Get temperature callback functions for thermal zone */ +static int exynos_get_temp(struct thermal_zone_device *thermal, + unsigned long *temp) +{ + struct exynos_thermal_zone *th_zone = thermal->devdata; + void *data; + + if (!th_zone->sensor_conf) { + dev_err(&thermal->device, + "Temperature sensor not initialised\n"); + return -EINVAL; + } + data = th_zone->sensor_conf->driver_data; + *temp = th_zone->sensor_conf->read_temperature(data); + /* convert the temperature into millicelsius */ + *temp = *temp * MCELSIUS; + return 0; +} + +/* Get temperature callback functions for thermal zone */ +static int exynos_set_emul_temp(struct thermal_zone_device *thermal, + unsigned long temp) +{ + void *data; + int ret = -EINVAL; + struct exynos_thermal_zone *th_zone = thermal->devdata; + + if (!th_zone->sensor_conf) { + dev_err(&thermal->device, + "Temperature sensor not initialised\n"); + return -EINVAL; + } + data = th_zone->sensor_conf->driver_data; + if (th_zone->sensor_conf->write_emul_temp) + ret = th_zone->sensor_conf->write_emul_temp(data, temp); + return ret; +} + +/* Get the temperature trend */ +static int exynos_get_trend(struct thermal_zone_device *thermal, + int trip, enum thermal_trend *trend) +{ + int ret; + unsigned long trip_temp; + + ret = exynos_get_trip_temp(thermal, trip, &trip_temp); + if (ret < 0) + return ret; + + if (thermal->temperature >= trip_temp) + *trend = THERMAL_TREND_RAISE_FULL; + else + *trend = THERMAL_TREND_DROP_FULL; + + return 0; +} +/* Operation callback functions for thermal zone */ +static struct thermal_zone_device_ops const exynos_dev_ops = { + .bind = exynos_bind, + .unbind = exynos_unbind, + .get_temp = exynos_get_temp, + .set_emul_temp = exynos_set_emul_temp, + .get_trend = exynos_get_trend, + .get_mode = exynos_get_mode, + .set_mode = exynos_set_mode, + .get_trip_type = exynos_get_trip_type, + .get_trip_temp = exynos_get_trip_temp, + .get_crit_temp = exynos_get_crit_temp, +}; + +/* + * This function may be called from interrupt based temperature sensor + * when threshold is changed. + */ +void exynos_report_trigger(struct thermal_sensor_conf *conf) +{ + unsigned int i; + char data[10]; + char *envp[] = { data, NULL }; + struct exynos_thermal_zone *th_zone; + + if (!conf || !conf->pzone_data) { + pr_err("Invalid temperature sensor configuration data\n"); + return; + } + + th_zone = conf->pzone_data; + if (th_zone->therm_dev) + return; + + if (th_zone->bind == false) { + for (i = 0; i < th_zone->cool_dev_size; i++) { + if (!th_zone->cool_dev[i]) + continue; + exynos_bind(th_zone->therm_dev, + th_zone->cool_dev[i]); + } + } + + thermal_zone_device_update(th_zone->therm_dev); + + mutex_lock(&th_zone->therm_dev->lock); + /* Find the level for which trip happened */ + for (i = 0; i < th_zone->sensor_conf->trip_data.trip_count; i++) { + if (th_zone->therm_dev->last_temperature < + th_zone->sensor_conf->trip_data.trip_val[i] * MCELSIUS) + break; + } + + if (th_zone->mode == THERMAL_DEVICE_ENABLED && + !th_zone->sensor_conf->trip_data.trigger_falling) { + if (i > 0) + th_zone->therm_dev->polling_delay = ACTIVE_INTERVAL; + else + th_zone->therm_dev->polling_delay = IDLE_INTERVAL; + } + + snprintf(data, sizeof(data), "%u", i); + kobject_uevent_env(&th_zone->therm_dev->device.kobj, KOBJ_CHANGE, envp); + mutex_unlock(&th_zone->therm_dev->lock); +} + +/* Register with the in-kernel thermal management */ +int exynos_register_thermal(struct thermal_sensor_conf *sensor_conf) +{ + int ret; + struct cpumask mask_val; + struct exynos_thermal_zone *th_zone; + + if (!sensor_conf || !sensor_conf->read_temperature) { + pr_err("Temperature sensor not initialised\n"); + return -EINVAL; + } + + th_zone = devm_kzalloc(sensor_conf->dev, + sizeof(struct exynos_thermal_zone), GFP_KERNEL); + if (!th_zone) + return -ENOMEM; + + th_zone->sensor_conf = sensor_conf; + /* + * TODO: 1) Handle multiple cooling devices in a thermal zone + * 2) Add a flag/name in cooling info to map to specific + * sensor + */ + if (sensor_conf->cooling_data.freq_clip_count > 0) { + cpumask_set_cpu(0, &mask_val); + th_zone->cool_dev[th_zone->cool_dev_size] = + cpufreq_cooling_register(&mask_val); + if (IS_ERR(th_zone->cool_dev[th_zone->cool_dev_size])) { + dev_err(sensor_conf->dev, + "Failed to register cpufreq cooling device\n"); + ret = -EINVAL; + goto err_unregister; + } + th_zone->cool_dev_size++; + } + + th_zone->therm_dev = thermal_zone_device_register( + sensor_conf->name, sensor_conf->trip_data.trip_count, + 0, th_zone, &exynos_dev_ops, NULL, 0, + sensor_conf->trip_data.trigger_falling ? 0 : + IDLE_INTERVAL); + + if (IS_ERR(th_zone->therm_dev)) { + dev_err(sensor_conf->dev, + "Failed to register thermal zone device\n"); + ret = PTR_ERR(th_zone->therm_dev); + goto err_unregister; + } + th_zone->mode = THERMAL_DEVICE_ENABLED; + sensor_conf->pzone_data = th_zone; + + dev_info(sensor_conf->dev, + "Exynos: Thermal zone(%s) registered\n", sensor_conf->name); + + return 0; + +err_unregister: + exynos_unregister_thermal(sensor_conf); + return ret; +} + +/* Un-Register with the in-kernel thermal management */ +void exynos_unregister_thermal(struct thermal_sensor_conf *sensor_conf) +{ + int i; + struct exynos_thermal_zone *th_zone; + + if (!sensor_conf || !sensor_conf->pzone_data) { + pr_err("Invalid temperature sensor configuration data\n"); + return; + } + + th_zone = sensor_conf->pzone_data; + + if (th_zone->therm_dev) + thermal_zone_device_unregister(th_zone->therm_dev); + + for (i = 0; i < th_zone->cool_dev_size; i++) { + if (th_zone->cool_dev[i]) + cpufreq_cooling_unregister(th_zone->cool_dev[i]); + } + + dev_info(sensor_conf->dev, + "Exynos: Kernel Thermal management unregistered\n"); +} diff --git a/drivers/thermal/samsung/exynos_thermal_common.h b/drivers/thermal/samsung/exynos_thermal_common.h new file mode 100644 index 00000000000..3eb2ed9ea3a --- /dev/null +++ b/drivers/thermal/samsung/exynos_thermal_common.h @@ -0,0 +1,107 @@ +/* + * exynos_thermal_common.h - Samsung EXYNOS common header file + * + * Copyright (C) 2013 Samsung Electronics + * Amit Daniel Kachhap <amit.daniel@samsung.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +#ifndef _EXYNOS_THERMAL_COMMON_H +#define _EXYNOS_THERMAL_COMMON_H + +/* In-kernel thermal framework related macros & definations */ +#define SENSOR_NAME_LEN 16 +#define MAX_TRIP_COUNT 8 +#define MAX_COOLING_DEVICE 4 +#define MAX_THRESHOLD_LEVS 5 + +#define ACTIVE_INTERVAL 500 +#define IDLE_INTERVAL 10000 +#define MCELSIUS 1000 + +/* CPU Zone information */ +#define PANIC_ZONE 4 +#define WARN_ZONE 3 +#define MONITOR_ZONE 2 +#define SAFE_ZONE 1 + +#define GET_ZONE(trip) (trip + 2) +#define GET_TRIP(zone) (zone - 2) + +enum trigger_type { + THROTTLE_ACTIVE = 1, + THROTTLE_PASSIVE, + SW_TRIP, + HW_TRIP, +}; + +/** + * struct freq_clip_table + * @freq_clip_max: maximum frequency allowed for this cooling state. + * @temp_level: Temperature level at which the temperature clipping will + * happen. + * @mask_val: cpumask of the allowed cpu's where the clipping will take place. + * + * This structure is required to be filled and passed to the + * cpufreq_cooling_unregister function. + */ +struct freq_clip_table { + unsigned int freq_clip_max; + unsigned int temp_level; + const struct cpumask *mask_val; +}; + +struct thermal_trip_point_conf { + int trip_val[MAX_TRIP_COUNT]; + int trip_type[MAX_TRIP_COUNT]; + int trip_count; + unsigned char trigger_falling; +}; + +struct thermal_cooling_conf { + struct freq_clip_table freq_data[MAX_TRIP_COUNT]; + int freq_clip_count; +}; + +struct thermal_sensor_conf { + char name[SENSOR_NAME_LEN]; + int (*read_temperature)(void *data); + int (*write_emul_temp)(void *drv_data, unsigned long temp); + struct thermal_trip_point_conf trip_data; + struct thermal_cooling_conf cooling_data; + void *driver_data; + void *pzone_data; + struct device *dev; +}; + +/*Functions used exynos based thermal sensor driver*/ +#ifdef CONFIG_EXYNOS_THERMAL_CORE +void exynos_unregister_thermal(struct thermal_sensor_conf *sensor_conf); +int exynos_register_thermal(struct thermal_sensor_conf *sensor_conf); +void exynos_report_trigger(struct thermal_sensor_conf *sensor_conf); +#else +static inline void +exynos_unregister_thermal(struct thermal_sensor_conf *sensor_conf) { return; } + +static inline int +exynos_register_thermal(struct thermal_sensor_conf *sensor_conf) { return 0; } + +static inline void +exynos_report_trigger(struct thermal_sensor_conf *sensor_conf) { return; } + +#endif /* CONFIG_EXYNOS_THERMAL_CORE */ +#endif /* _EXYNOS_THERMAL_COMMON_H */ diff --git a/drivers/thermal/samsung/exynos_tmu.c b/drivers/thermal/samsung/exynos_tmu.c new file mode 100644 index 00000000000..b43afda8acd --- /dev/null +++ b/drivers/thermal/samsung/exynos_tmu.c @@ -0,0 +1,762 @@ +/* + * exynos_tmu.c - Samsung EXYNOS TMU (Thermal Management Unit) + * + * Copyright (C) 2011 Samsung Electronics + * Donggeun Kim <dg77.kim@samsung.com> + * Amit Daniel Kachhap <amit.kachhap@linaro.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +#include <linux/clk.h> +#include <linux/io.h> +#include <linux/interrupt.h> +#include <linux/module.h> +#include <linux/of.h> +#include <linux/of_address.h> +#include <linux/of_irq.h> +#include <linux/platform_device.h> +#include <linux/regulator/consumer.h> + +#include "exynos_thermal_common.h" +#include "exynos_tmu.h" +#include "exynos_tmu_data.h" + +/** + * struct exynos_tmu_data : A structure to hold the private data of the TMU + driver + * @id: identifier of the one instance of the TMU controller. + * @pdata: pointer to the tmu platform/configuration data + * @base: base address of the single instance of the TMU controller. + * @base_common: base address of the common registers of the TMU controller. + * @irq: irq number of the TMU controller. + * @soc: id of the SOC type. + * @irq_work: pointer to the irq work structure. + * @lock: lock to implement synchronization. + * @clk: pointer to the clock structure. + * @temp_error1: fused value of the first point trim. + * @temp_error2: fused value of the second point trim. + * @regulator: pointer to the TMU regulator structure. + * @reg_conf: pointer to structure to register with core thermal. + */ +struct exynos_tmu_data { + int id; + struct exynos_tmu_platform_data *pdata; + void __iomem *base; + void __iomem *base_common; + int irq; + enum soc_type soc; + struct work_struct irq_work; + struct mutex lock; + struct clk *clk; + u8 temp_error1, temp_error2; + struct regulator *regulator; + struct thermal_sensor_conf *reg_conf; +}; + +/* + * TMU treats temperature as a mapped temperature code. + * The temperature is converted differently depending on the calibration type. + */ +static int temp_to_code(struct exynos_tmu_data *data, u8 temp) +{ + struct exynos_tmu_platform_data *pdata = data->pdata; + int temp_code; + + if (pdata->cal_mode == HW_MODE) + return temp; + + if (data->soc == SOC_ARCH_EXYNOS4210) + /* temp should range between 25 and 125 */ + if (temp < 25 || temp > 125) { + temp_code = -EINVAL; + goto out; + } + + switch (pdata->cal_type) { + case TYPE_TWO_POINT_TRIMMING: + temp_code = (temp - pdata->first_point_trim) * + (data->temp_error2 - data->temp_error1) / + (pdata->second_point_trim - pdata->first_point_trim) + + data->temp_error1; + break; + case TYPE_ONE_POINT_TRIMMING: + temp_code = temp + data->temp_error1 - pdata->first_point_trim; + break; + default: + temp_code = temp + pdata->default_temp_offset; + break; + } +out: + return temp_code; +} + +/* + * Calculate a temperature value from a temperature code. + * The unit of the temperature is degree Celsius. + */ +static int code_to_temp(struct exynos_tmu_data *data, u8 temp_code) +{ + struct exynos_tmu_platform_data *pdata = data->pdata; + int temp; + + if (pdata->cal_mode == HW_MODE) + return temp_code; + + if (data->soc == SOC_ARCH_EXYNOS4210) + /* temp_code should range between 75 and 175 */ + if (temp_code < 75 || temp_code > 175) { + temp = -ENODATA; + goto out; + } + + switch (pdata->cal_type) { + case TYPE_TWO_POINT_TRIMMING: + temp = (temp_code - data->temp_error1) * + (pdata->second_point_trim - pdata->first_point_trim) / + (data->temp_error2 - data->temp_error1) + + pdata->first_point_trim; + break; + case TYPE_ONE_POINT_TRIMMING: + temp = temp_code - data->temp_error1 + pdata->first_point_trim; + break; + default: + temp = temp_code - pdata->default_temp_offset; + break; + } +out: + return temp; +} + +static int exynos_tmu_initialize(struct platform_device *pdev) +{ + struct exynos_tmu_data *data = platform_get_drvdata(pdev); + struct exynos_tmu_platform_data *pdata = data->pdata; + const struct exynos_tmu_registers *reg = pdata->registers; + unsigned int status, trim_info = 0, con; + unsigned int rising_threshold = 0, falling_threshold = 0; + int ret = 0, threshold_code, i, trigger_levs = 0; + + mutex_lock(&data->lock); + clk_enable(data->clk); + + if (TMU_SUPPORTS(pdata, READY_STATUS)) { + status = readb(data->base + reg->tmu_status); + if (!status) { + ret = -EBUSY; + goto out; + } + } + + if (TMU_SUPPORTS(pdata, TRIM_RELOAD)) + __raw_writel(1, data->base + reg->triminfo_ctrl); + + if (pdata->cal_mode == HW_MODE) + goto skip_calib_data; + + /* Save trimming info in order to perform calibration */ + if (data->soc == SOC_ARCH_EXYNOS5440) { + /* + * For exynos5440 soc triminfo value is swapped between TMU0 and + * TMU2, so the below logic is needed. + */ + switch (data->id) { + case 0: + trim_info = readl(data->base + + EXYNOS5440_EFUSE_SWAP_OFFSET + reg->triminfo_data); + break; + case 1: + trim_info = readl(data->base + reg->triminfo_data); + break; + case 2: + trim_info = readl(data->base - + EXYNOS5440_EFUSE_SWAP_OFFSET + reg->triminfo_data); + } + } else { + trim_info = readl(data->base + reg->triminfo_data); + } + data->temp_error1 = trim_info & EXYNOS_TMU_TEMP_MASK; + data->temp_error2 = ((trim_info >> reg->triminfo_85_shift) & + EXYNOS_TMU_TEMP_MASK); + + if (!data->temp_error1 || + (pdata->min_efuse_value > data->temp_error1) || + (data->temp_error1 > pdata->max_efuse_value)) + data->temp_error1 = pdata->efuse_value & EXYNOS_TMU_TEMP_MASK; + + if (!data->temp_error2) + data->temp_error2 = + (pdata->efuse_value >> reg->triminfo_85_shift) & + EXYNOS_TMU_TEMP_MASK; + +skip_calib_data: + if (pdata->max_trigger_level > MAX_THRESHOLD_LEVS) { + dev_err(&pdev->dev, "Invalid max trigger level\n"); + goto out; + } + + for (i = 0; i < pdata->max_trigger_level; i++) { + if (!pdata->trigger_levels[i]) + continue; + + if ((pdata->trigger_type[i] == HW_TRIP) && + (!pdata->trigger_levels[pdata->max_trigger_level - 1])) { + dev_err(&pdev->dev, "Invalid hw trigger level\n"); + ret = -EINVAL; + goto out; + } + + /* Count trigger levels except the HW trip*/ + if (!(pdata->trigger_type[i] == HW_TRIP)) + trigger_levs++; + } + + if (data->soc == SOC_ARCH_EXYNOS4210) { + /* Write temperature code for threshold */ + threshold_code = temp_to_code(data, pdata->threshold); + if (threshold_code < 0) { + ret = threshold_code; + goto out; + } + writeb(threshold_code, + data->base + reg->threshold_temp); + for (i = 0; i < trigger_levs; i++) + writeb(pdata->trigger_levels[i], data->base + + reg->threshold_th0 + i * sizeof(reg->threshold_th0)); + + writel(reg->inten_rise_mask, data->base + reg->tmu_intclear); + } else { + /* Write temperature code for rising and falling threshold */ + for (i = 0; + i < trigger_levs && i < EXYNOS_MAX_TRIGGER_PER_REG; i++) { + threshold_code = temp_to_code(data, + pdata->trigger_levels[i]); + if (threshold_code < 0) { + ret = threshold_code; + goto out; + } + rising_threshold |= threshold_code << 8 * i; + if (pdata->threshold_falling) { + threshold_code = temp_to_code(data, + pdata->trigger_levels[i] - + pdata->threshold_falling); + if (threshold_code > 0) + falling_threshold |= + threshold_code << 8 * i; + } + } + + writel(rising_threshold, + data->base + reg->threshold_th0); + writel(falling_threshold, + data->base + reg->threshold_th1); + + writel((reg->inten_rise_mask << reg->inten_rise_shift) | + (reg->inten_fall_mask << reg->inten_fall_shift), + data->base + reg->tmu_intclear); + + /* if last threshold limit is also present */ + i = pdata->max_trigger_level - 1; + if (pdata->trigger_levels[i] && + (pdata->trigger_type[i] == HW_TRIP)) { + threshold_code = temp_to_code(data, + pdata->trigger_levels[i]); + if (threshold_code < 0) { + ret = threshold_code; + goto out; + } + if (i == EXYNOS_MAX_TRIGGER_PER_REG - 1) { + /* 1-4 level to be assigned in th0 reg */ + rising_threshold |= threshold_code << 8 * i; + writel(rising_threshold, + data->base + reg->threshold_th0); + } else if (i == EXYNOS_MAX_TRIGGER_PER_REG) { + /* 5th level to be assigned in th2 reg */ + rising_threshold = + threshold_code << reg->threshold_th3_l0_shift; + writel(rising_threshold, + data->base + reg->threshold_th2); + } + con = readl(data->base + reg->tmu_ctrl); + con |= (1 << reg->therm_trip_en_shift); + writel(con, data->base + reg->tmu_ctrl); + } + } + /*Clear the PMIN in the common TMU register*/ + if (reg->tmu_pmin && !data->id) + writel(0, data->base_common + reg->tmu_pmin); +out: + clk_disable(data->clk); + mutex_unlock(&data->lock); + + return ret; +} + +static void exynos_tmu_control(struct platform_device *pdev, bool on) +{ + struct exynos_tmu_data *data = platform_get_drvdata(pdev); + struct exynos_tmu_platform_data *pdata = data->pdata; + const struct exynos_tmu_registers *reg = pdata->registers; + unsigned int con, interrupt_en, cal_val; + + mutex_lock(&data->lock); + clk_enable(data->clk); + + con = readl(data->base + reg->tmu_ctrl); + + if (pdata->reference_voltage) { + con &= ~(reg->buf_vref_sel_mask << reg->buf_vref_sel_shift); + con |= pdata->reference_voltage << reg->buf_vref_sel_shift; + } + + if (pdata->gain) { + con &= ~(reg->buf_slope_sel_mask << reg->buf_slope_sel_shift); + con |= (pdata->gain << reg->buf_slope_sel_shift); + } + + if (pdata->noise_cancel_mode) { + con &= ~(reg->therm_trip_mode_mask << + reg->therm_trip_mode_shift); + con |= (pdata->noise_cancel_mode << reg->therm_trip_mode_shift); + } + + if (pdata->cal_mode == HW_MODE) { + con &= ~(reg->calib_mode_mask << reg->calib_mode_shift); + cal_val = 0; + switch (pdata->cal_type) { + case TYPE_TWO_POINT_TRIMMING: + cal_val = 3; + break; + case TYPE_ONE_POINT_TRIMMING_85: + cal_val = 2; + break; + case TYPE_ONE_POINT_TRIMMING_25: + cal_val = 1; + break; + case TYPE_NONE: + break; + default: + dev_err(&pdev->dev, "Invalid calibration type, using none\n"); + } + con |= cal_val << reg->calib_mode_shift; + } + + if (on) { + con |= (1 << reg->core_en_shift); + interrupt_en = + pdata->trigger_enable[3] << reg->inten_rise3_shift | + pdata->trigger_enable[2] << reg->inten_rise2_shift | + pdata->trigger_enable[1] << reg->inten_rise1_shift | + pdata->trigger_enable[0] << reg->inten_rise0_shift; + if (TMU_SUPPORTS(pdata, FALLING_TRIP)) + interrupt_en |= + interrupt_en << reg->inten_fall0_shift; + } else { + con &= ~(1 << reg->core_en_shift); + interrupt_en = 0; /* Disable all interrupts */ + } + writel(interrupt_en, data->base + reg->tmu_inten); + writel(con, data->base + reg->tmu_ctrl); + + clk_disable(data->clk); + mutex_unlock(&data->lock); +} + +static int exynos_tmu_read(struct exynos_tmu_data *data) +{ + struct exynos_tmu_platform_data *pdata = data->pdata; + const struct exynos_tmu_registers *reg = pdata->registers; + u8 temp_code; + int temp; + + mutex_lock(&data->lock); + clk_enable(data->clk); + + temp_code = readb(data->base + reg->tmu_cur_temp); + temp = code_to_temp(data, temp_code); + + clk_disable(data->clk); + mutex_unlock(&data->lock); + + return temp; +} + +#ifdef CONFIG_THERMAL_EMULATION +static int exynos_tmu_set_emulation(void *drv_data, unsigned long temp) +{ + struct exynos_tmu_data *data = drv_data; + struct exynos_tmu_platform_data *pdata = data->pdata; + const struct exynos_tmu_registers *reg = pdata->registers; + unsigned int val; + int ret = -EINVAL; + + if (!TMU_SUPPORTS(pdata, EMULATION)) + goto out; + + if (temp && temp < MCELSIUS) + goto out; + + mutex_lock(&data->lock); + clk_enable(data->clk); + + val = readl(data->base + reg->emul_con); + + if (temp) { + temp /= MCELSIUS; + + if (TMU_SUPPORTS(pdata, EMUL_TIME)) { + val &= ~(EXYNOS_EMUL_TIME_MASK << reg->emul_time_shift); + val |= (EXYNOS_EMUL_TIME << reg->emul_time_shift); + } + val &= ~(EXYNOS_EMUL_DATA_MASK << reg->emul_temp_shift); + val |= (temp_to_code(data, temp) << reg->emul_temp_shift) | + EXYNOS_EMUL_ENABLE; + } else { + val &= ~EXYNOS_EMUL_ENABLE; + } + + writel(val, data->base + reg->emul_con); + + clk_disable(data->clk); + mutex_unlock(&data->lock); + return 0; +out: + return ret; +} +#else +static int exynos_tmu_set_emulation(void *drv_data, unsigned long temp) + { return -EINVAL; } +#endif/*CONFIG_THERMAL_EMULATION*/ + +static void exynos_tmu_work(struct work_struct *work) +{ + struct exynos_tmu_data *data = container_of(work, + struct exynos_tmu_data, irq_work); + struct exynos_tmu_platform_data *pdata = data->pdata; + const struct exynos_tmu_registers *reg = pdata->registers; + unsigned int val_irq, val_type; + + /* Find which sensor generated this interrupt */ + if (reg->tmu_irqstatus) { + val_type = readl(data->base_common + reg->tmu_irqstatus); + if (!((val_type >> data->id) & 0x1)) + goto out; + } + + exynos_report_trigger(data->reg_conf); + mutex_lock(&data->lock); + clk_enable(data->clk); + + /* TODO: take action based on particular interrupt */ + val_irq = readl(data->base + reg->tmu_intstat); + /* clear the interrupts */ + writel(val_irq, data->base + reg->tmu_intclear); + + clk_disable(data->clk); + mutex_unlock(&data->lock); +out: + enable_irq(data->irq); +} + +static irqreturn_t exynos_tmu_irq(int irq, void *id) +{ + struct exynos_tmu_data *data = id; + + disable_irq_nosync(irq); + schedule_work(&data->irq_work); + + return IRQ_HANDLED; +} + +static const struct of_device_id exynos_tmu_match[] = { + { + .compatible = "samsung,exynos4210-tmu", + .data = (void *)EXYNOS4210_TMU_DRV_DATA, + }, + { + .compatible = "samsung,exynos4412-tmu", + .data = (void *)EXYNOS5250_TMU_DRV_DATA, + }, + { + .compatible = "samsung,exynos5250-tmu", + .data = (void *)EXYNOS5250_TMU_DRV_DATA, + }, + { + .compatible = "samsung,exynos5440-tmu", + .data = (void *)EXYNOS5440_TMU_DRV_DATA, + }, + {}, +}; +MODULE_DEVICE_TABLE(of, exynos_tmu_match); + +static inline struct exynos_tmu_platform_data *exynos_get_driver_data( + struct platform_device *pdev, int id) +{ + struct exynos_tmu_init_data *data_table; + struct exynos_tmu_platform_data *tmu_data; + const struct of_device_id *match; + + match = of_match_node(exynos_tmu_match, pdev->dev.of_node); + if (!match) + return NULL; + data_table = (struct exynos_tmu_init_data *) match->data; + if (!data_table || id >= data_table->tmu_count) + return NULL; + tmu_data = data_table->tmu_data; + return (struct exynos_tmu_platform_data *) (tmu_data + id); +} + +static int exynos_map_dt_data(struct platform_device *pdev) +{ + struct exynos_tmu_data *data = platform_get_drvdata(pdev); + struct exynos_tmu_platform_data *pdata; + struct resource res; + int ret; + + if (!data || !pdev->dev.of_node) + return -ENODEV; + + /* + * Try enabling the regulator if found + * TODO: Add regulator as an SOC feature, so that regulator enable + * is a compulsory call. + */ + data->regulator = devm_regulator_get(&pdev->dev, "vtmu"); + if (!IS_ERR(data->regulator)) { + ret = regulator_enable(data->regulator); + if (ret) { + dev_err(&pdev->dev, "failed to enable vtmu\n"); + return ret; + } + } else { + dev_info(&pdev->dev, "Regulator node (vtmu) not found\n"); + } + + data->id = of_alias_get_id(pdev->dev.of_node, "tmuctrl"); + if (data->id < 0) + data->id = 0; + + data->irq = irq_of_parse_and_map(pdev->dev.of_node, 0); + if (data->irq <= 0) { + dev_err(&pdev->dev, "failed to get IRQ\n"); + return -ENODEV; + } + + if (of_address_to_resource(pdev->dev.of_node, 0, &res)) { + dev_err(&pdev->dev, "failed to get Resource 0\n"); + return -ENODEV; + } + + data->base = devm_ioremap(&pdev->dev, res.start, resource_size(&res)); + if (!data->base) { + dev_err(&pdev->dev, "Failed to ioremap memory\n"); + return -EADDRNOTAVAIL; + } + + pdata = exynos_get_driver_data(pdev, data->id); + if (!pdata) { + dev_err(&pdev->dev, "No platform init data supplied.\n"); + return -ENODEV; + } + data->pdata = pdata; + /* + * Check if the TMU shares some registers and then try to map the + * memory of common registers. + */ + if (!TMU_SUPPORTS(pdata, SHARED_MEMORY)) + return 0; + + if (of_address_to_resource(pdev->dev.of_node, 1, &res)) { + dev_err(&pdev->dev, "failed to get Resource 1\n"); + return -ENODEV; + } + + data->base_common = devm_ioremap(&pdev->dev, res.start, + resource_size(&res)); + if (!data->base_common) { + dev_err(&pdev->dev, "Failed to ioremap memory\n"); + return -ENOMEM; + } + + return 0; +} + +static int exynos_tmu_probe(struct platform_device *pdev) +{ + struct exynos_tmu_data *data; + struct exynos_tmu_platform_data *pdata; + struct thermal_sensor_conf *sensor_conf; + int ret, i; + + data = devm_kzalloc(&pdev->dev, sizeof(struct exynos_tmu_data), + GFP_KERNEL); + if (!data) { + dev_err(&pdev->dev, "Failed to allocate driver structure\n"); + return -ENOMEM; + } + + platform_set_drvdata(pdev, data); + mutex_init(&data->lock); + + ret = exynos_map_dt_data(pdev); + if (ret) + return ret; + + pdata = data->pdata; + + INIT_WORK(&data->irq_work, exynos_tmu_work); + + data->clk = devm_clk_get(&pdev->dev, "tmu_apbif"); + if (IS_ERR(data->clk)) { + dev_err(&pdev->dev, "Failed to get clock\n"); + return PTR_ERR(data->clk); + } + + ret = clk_prepare(data->clk); + if (ret) + return ret; + + if (pdata->type == SOC_ARCH_EXYNOS || + pdata->type == SOC_ARCH_EXYNOS4210 || + pdata->type == SOC_ARCH_EXYNOS5440) + data->soc = pdata->type; + else { + ret = -EINVAL; + dev_err(&pdev->dev, "Platform not supported\n"); + goto err_clk; + } + + ret = exynos_tmu_initialize(pdev); + if (ret) { + dev_err(&pdev->dev, "Failed to initialize TMU\n"); + goto err_clk; + } + + exynos_tmu_control(pdev, true); + + /* Allocate a structure to register with the exynos core thermal */ + sensor_conf = devm_kzalloc(&pdev->dev, + sizeof(struct thermal_sensor_conf), GFP_KERNEL); + if (!sensor_conf) { + dev_err(&pdev->dev, "Failed to allocate registration struct\n"); + ret = -ENOMEM; + goto err_clk; + } + sprintf(sensor_conf->name, "therm_zone%d", data->id); + sensor_conf->read_temperature = (int (*)(void *))exynos_tmu_read; + sensor_conf->write_emul_temp = + (int (*)(void *, unsigned long))exynos_tmu_set_emulation; + sensor_conf->driver_data = data; + sensor_conf->trip_data.trip_count = pdata->trigger_enable[0] + + pdata->trigger_enable[1] + pdata->trigger_enable[2]+ + pdata->trigger_enable[3]; + + for (i = 0; i < sensor_conf->trip_data.trip_count; i++) { + sensor_conf->trip_data.trip_val[i] = + pdata->threshold + pdata->trigger_levels[i]; + sensor_conf->trip_data.trip_type[i] = + pdata->trigger_type[i]; + } + + sensor_conf->trip_data.trigger_falling = pdata->threshold_falling; + + sensor_conf->cooling_data.freq_clip_count = pdata->freq_tab_count; + for (i = 0; i < pdata->freq_tab_count; i++) { + sensor_conf->cooling_data.freq_data[i].freq_clip_max = + pdata->freq_tab[i].freq_clip_max; + sensor_conf->cooling_data.freq_data[i].temp_level = + pdata->freq_tab[i].temp_level; + } + sensor_conf->dev = &pdev->dev; + /* Register the sensor with thermal management interface */ + ret = exynos_register_thermal(sensor_conf); + if (ret) { + dev_err(&pdev->dev, "Failed to register thermal interface\n"); + goto err_clk; + } + data->reg_conf = sensor_conf; + + ret = devm_request_irq(&pdev->dev, data->irq, exynos_tmu_irq, + IRQF_TRIGGER_RISING | IRQF_SHARED, dev_name(&pdev->dev), data); + if (ret) { + dev_err(&pdev->dev, "Failed to request irq: %d\n", data->irq); + goto err_clk; + } + + return 0; +err_clk: + clk_unprepare(data->clk); + return ret; +} + +static int exynos_tmu_remove(struct platform_device *pdev) +{ + struct exynos_tmu_data *data = platform_get_drvdata(pdev); + + exynos_tmu_control(pdev, false); + + exynos_unregister_thermal(data->reg_conf); + + clk_unprepare(data->clk); + + if (!IS_ERR(data->regulator)) + regulator_disable(data->regulator); + + return 0; +} + +#ifdef CONFIG_PM_SLEEP +static int exynos_tmu_suspend(struct device *dev) +{ + exynos_tmu_control(to_platform_device(dev), false); + + return 0; +} + +static int exynos_tmu_resume(struct device *dev) +{ + struct platform_device *pdev = to_platform_device(dev); + + exynos_tmu_initialize(pdev); + exynos_tmu_control(pdev, true); + + return 0; +} + +static SIMPLE_DEV_PM_OPS(exynos_tmu_pm, + exynos_tmu_suspend, exynos_tmu_resume); +#define EXYNOS_TMU_PM (&exynos_tmu_pm) +#else +#define EXYNOS_TMU_PM NULL +#endif + +static struct platform_driver exynos_tmu_driver = { + .driver = { + .name = "exynos-tmu", + .owner = THIS_MODULE, + .pm = EXYNOS_TMU_PM, + .of_match_table = exynos_tmu_match, + }, + .probe = exynos_tmu_probe, + .remove = exynos_tmu_remove, +}; + +module_platform_driver(exynos_tmu_driver); + +MODULE_DESCRIPTION("EXYNOS TMU Driver"); +MODULE_AUTHOR("Donggeun Kim <dg77.kim@samsung.com>"); +MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:exynos-tmu"); diff --git a/drivers/thermal/samsung/exynos_tmu.h b/drivers/thermal/samsung/exynos_tmu.h new file mode 100644 index 00000000000..b364c9eee70 --- /dev/null +++ b/drivers/thermal/samsung/exynos_tmu.h @@ -0,0 +1,311 @@ +/* + * exynos_tmu.h - Samsung EXYNOS TMU (Thermal Management Unit) + * + * Copyright (C) 2011 Samsung Electronics + * Donggeun Kim <dg77.kim@samsung.com> + * Amit Daniel Kachhap <amit.daniel@samsung.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef _EXYNOS_TMU_H +#define _EXYNOS_TMU_H +#include <linux/cpu_cooling.h> + +#include "exynos_thermal_common.h" + +enum calibration_type { + TYPE_ONE_POINT_TRIMMING, + TYPE_ONE_POINT_TRIMMING_25, + TYPE_ONE_POINT_TRIMMING_85, + TYPE_TWO_POINT_TRIMMING, + TYPE_NONE, +}; + +enum calibration_mode { + SW_MODE, + HW_MODE, +}; + +enum soc_type { + SOC_ARCH_EXYNOS4210 = 1, + SOC_ARCH_EXYNOS, + SOC_ARCH_EXYNOS5440, +}; + +/** + * EXYNOS TMU supported features. + * TMU_SUPPORT_EMULATION - This features is used to set user defined + * temperature to the TMU controller. + * TMU_SUPPORT_MULTI_INST - This features denotes that the soc + * has many instances of TMU. + * TMU_SUPPORT_TRIM_RELOAD - This features shows that trimming can + * be reloaded. + * TMU_SUPPORT_FALLING_TRIP - This features shows that interrupt can + * be registered for falling trips also. + * TMU_SUPPORT_READY_STATUS - This feature tells that the TMU current + * state(active/idle) can be checked. + * TMU_SUPPORT_EMUL_TIME - This features allows to set next temp emulation + * sample time. + * TMU_SUPPORT_SHARED_MEMORY - This feature tells that the different TMU + * sensors shares some common registers. + * TMU_SUPPORT - macro to compare the above features with the supplied. + */ +#define TMU_SUPPORT_EMULATION BIT(0) +#define TMU_SUPPORT_MULTI_INST BIT(1) +#define TMU_SUPPORT_TRIM_RELOAD BIT(2) +#define TMU_SUPPORT_FALLING_TRIP BIT(3) +#define TMU_SUPPORT_READY_STATUS BIT(4) +#define TMU_SUPPORT_EMUL_TIME BIT(5) +#define TMU_SUPPORT_SHARED_MEMORY BIT(6) + +#define TMU_SUPPORTS(a, b) (a->features & TMU_SUPPORT_ ## b) + +/** + * struct exynos_tmu_register - register descriptors to access registers and + * bitfields. The register validity, offsets and bitfield values may vary + * slightly across different exynos SOC's. + * @triminfo_data: register containing 2 pont trimming data + * @triminfo_25_shift: shift bit of the 25 C trim value in triminfo_data reg. + * @triminfo_85_shift: shift bit of the 85 C trim value in triminfo_data reg. + * @triminfo_ctrl: trim info controller register. + * @triminfo_reload_shift: shift of triminfo reload enable bit in triminfo_ctrl + reg. + * @tmu_ctrl: TMU main controller register. + * @buf_vref_sel_shift: shift bits of reference voltage in tmu_ctrl register. + * @buf_vref_sel_mask: mask bits of reference voltage in tmu_ctrl register. + * @therm_trip_mode_shift: shift bits of tripping mode in tmu_ctrl register. + * @therm_trip_mode_mask: mask bits of tripping mode in tmu_ctrl register. + * @therm_trip_en_shift: shift bits of tripping enable in tmu_ctrl register. + * @buf_slope_sel_shift: shift bits of amplifier gain value in tmu_ctrl + register. + * @buf_slope_sel_mask: mask bits of amplifier gain value in tmu_ctrl register. + * @calib_mode_shift: shift bits of calibration mode value in tmu_ctrl + register. + * @calib_mode_mask: mask bits of calibration mode value in tmu_ctrl + register. + * @therm_trip_tq_en_shift: shift bits of thermal trip enable by TQ pin in + tmu_ctrl register. + * @core_en_shift: shift bits of TMU core enable bit in tmu_ctrl register. + * @tmu_status: register drescribing the TMU status. + * @tmu_cur_temp: register containing the current temperature of the TMU. + * @tmu_cur_temp_shift: shift bits of current temp value in tmu_cur_temp + register. + * @threshold_temp: register containing the base threshold level. + * @threshold_th0: Register containing first set of rising levels. + * @threshold_th0_l0_shift: shift bits of level0 threshold temperature. + * @threshold_th0_l1_shift: shift bits of level1 threshold temperature. + * @threshold_th0_l2_shift: shift bits of level2 threshold temperature. + * @threshold_th0_l3_shift: shift bits of level3 threshold temperature. + * @threshold_th1: Register containing second set of rising levels. + * @threshold_th1_l0_shift: shift bits of level0 threshold temperature. + * @threshold_th1_l1_shift: shift bits of level1 threshold temperature. + * @threshold_th1_l2_shift: shift bits of level2 threshold temperature. + * @threshold_th1_l3_shift: shift bits of level3 threshold temperature. + * @threshold_th2: Register containing third set of rising levels. + * @threshold_th2_l0_shift: shift bits of level0 threshold temperature. + * @threshold_th3: Register containing fourth set of rising levels. + * @threshold_th3_l0_shift: shift bits of level0 threshold temperature. + * @tmu_inten: register containing the different threshold interrupt + enable bits. + * @inten_rise_shift: shift bits of all rising interrupt bits. + * @inten_rise_mask: mask bits of all rising interrupt bits. + * @inten_fall_shift: shift bits of all rising interrupt bits. + * @inten_fall_mask: mask bits of all rising interrupt bits. + * @inten_rise0_shift: shift bits of rising 0 interrupt bits. + * @inten_rise1_shift: shift bits of rising 1 interrupt bits. + * @inten_rise2_shift: shift bits of rising 2 interrupt bits. + * @inten_rise3_shift: shift bits of rising 3 interrupt bits. + * @inten_fall0_shift: shift bits of falling 0 interrupt bits. + * @inten_fall1_shift: shift bits of falling 1 interrupt bits. + * @inten_fall2_shift: shift bits of falling 2 interrupt bits. + * @inten_fall3_shift: shift bits of falling 3 interrupt bits. + * @tmu_intstat: Register containing the interrupt status values. + * @tmu_intclear: Register for clearing the raised interrupt status. + * @emul_con: TMU emulation controller register. + * @emul_temp_shift: shift bits of emulation temperature. + * @emul_time_shift: shift bits of emulation time. + * @emul_time_mask: mask bits of emulation time. + * @tmu_irqstatus: register to find which TMU generated interrupts. + * @tmu_pmin: register to get/set the Pmin value. + */ +struct exynos_tmu_registers { + u32 triminfo_data; + u32 triminfo_25_shift; + u32 triminfo_85_shift; + + u32 triminfo_ctrl; + u32 triminfo_reload_shift; + + u32 tmu_ctrl; + u32 buf_vref_sel_shift; + u32 buf_vref_sel_mask; + u32 therm_trip_mode_shift; + u32 therm_trip_mode_mask; + u32 therm_trip_en_shift; + u32 buf_slope_sel_shift; + u32 buf_slope_sel_mask; + u32 calib_mode_shift; + u32 calib_mode_mask; + u32 therm_trip_tq_en_shift; + u32 core_en_shift; + + u32 tmu_status; + + u32 tmu_cur_temp; + u32 tmu_cur_temp_shift; + + u32 threshold_temp; + + u32 threshold_th0; + u32 threshold_th0_l0_shift; + u32 threshold_th0_l1_shift; + u32 threshold_th0_l2_shift; + u32 threshold_th0_l3_shift; + + u32 threshold_th1; + u32 threshold_th1_l0_shift; + u32 threshold_th1_l1_shift; + u32 threshold_th1_l2_shift; + u32 threshold_th1_l3_shift; + + u32 threshold_th2; + u32 threshold_th2_l0_shift; + + u32 threshold_th3; + u32 threshold_th3_l0_shift; + + u32 tmu_inten; + u32 inten_rise_shift; + u32 inten_rise_mask; + u32 inten_fall_shift; + u32 inten_fall_mask; + u32 inten_rise0_shift; + u32 inten_rise1_shift; + u32 inten_rise2_shift; + u32 inten_rise3_shift; + u32 inten_fall0_shift; + u32 inten_fall1_shift; + u32 inten_fall2_shift; + u32 inten_fall3_shift; + + u32 tmu_intstat; + + u32 tmu_intclear; + + u32 emul_con; + u32 emul_temp_shift; + u32 emul_time_shift; + u32 emul_time_mask; + + u32 tmu_irqstatus; + u32 tmu_pmin; +}; + +/** + * struct exynos_tmu_platform_data + * @threshold: basic temperature for generating interrupt + * 25 <= threshold <= 125 [unit: degree Celsius] + * @threshold_falling: differntial value for setting threshold + * of temperature falling interrupt. + * @trigger_levels: array for each interrupt levels + * [unit: degree Celsius] + * 0: temperature for trigger_level0 interrupt + * condition for trigger_level0 interrupt: + * current temperature > threshold + trigger_levels[0] + * 1: temperature for trigger_level1 interrupt + * condition for trigger_level1 interrupt: + * current temperature > threshold + trigger_levels[1] + * 2: temperature for trigger_level2 interrupt + * condition for trigger_level2 interrupt: + * current temperature > threshold + trigger_levels[2] + * 3: temperature for trigger_level3 interrupt + * condition for trigger_level3 interrupt: + * current temperature > threshold + trigger_levels[3] + * @trigger_type: defines the type of trigger. Possible values are, + * THROTTLE_ACTIVE trigger type + * THROTTLE_PASSIVE trigger type + * SW_TRIP trigger type + * HW_TRIP + * @trigger_enable[]: array to denote which trigger levels are enabled. + * 1 = enable trigger_level[] interrupt, + * 0 = disable trigger_level[] interrupt + * @max_trigger_level: max trigger level supported by the TMU + * @gain: gain of amplifier in the positive-TC generator block + * 0 <= gain <= 15 + * @reference_voltage: reference voltage of amplifier + * in the positive-TC generator block + * 0 <= reference_voltage <= 31 + * @noise_cancel_mode: noise cancellation mode + * 000, 100, 101, 110 and 111 can be different modes + * @type: determines the type of SOC + * @efuse_value: platform defined fuse value + * @min_efuse_value: minimum valid trimming data + * @max_efuse_value: maximum valid trimming data + * @first_point_trim: temp value of the first point trimming + * @second_point_trim: temp value of the second point trimming + * @default_temp_offset: default temperature offset in case of no trimming + * @cal_type: calibration type for temperature + * @cal_mode: calibration mode for temperature + * @freq_clip_table: Table representing frequency reduction percentage. + * @freq_tab_count: Count of the above table as frequency reduction may + * applicable to only some of the trigger levels. + * @registers: Pointer to structure containing all the TMU controller registers + * and bitfields shifts and masks. + * @features: a bitfield value indicating the features supported in SOC like + * emulation, multi instance etc + * + * This structure is required for configuration of exynos_tmu driver. + */ +struct exynos_tmu_platform_data { + u8 threshold; + u8 threshold_falling; + u8 trigger_levels[MAX_TRIP_COUNT]; + enum trigger_type trigger_type[MAX_TRIP_COUNT]; + bool trigger_enable[MAX_TRIP_COUNT]; + u8 max_trigger_level; + u8 gain; + u8 reference_voltage; + u8 noise_cancel_mode; + + u32 efuse_value; + u32 min_efuse_value; + u32 max_efuse_value; + u8 first_point_trim; + u8 second_point_trim; + u8 default_temp_offset; + + enum calibration_type cal_type; + enum calibration_mode cal_mode; + enum soc_type type; + struct freq_clip_table freq_tab[4]; + unsigned int freq_tab_count; + const struct exynos_tmu_registers *registers; + unsigned int features; +}; + +/** + * struct exynos_tmu_init_data + * @tmu_count: number of TMU instances. + * @tmu_data: platform data of all TMU instances. + * This structure is required to store data for multi-instance exynos tmu + * driver. + */ +struct exynos_tmu_init_data { + int tmu_count; + struct exynos_tmu_platform_data tmu_data[]; +}; + +#endif /* _EXYNOS_TMU_H */ diff --git a/drivers/thermal/samsung/exynos_tmu_data.c b/drivers/thermal/samsung/exynos_tmu_data.c new file mode 100644 index 00000000000..9002499c1f6 --- /dev/null +++ b/drivers/thermal/samsung/exynos_tmu_data.c @@ -0,0 +1,250 @@ +/* + * exynos_tmu_data.c - Samsung EXYNOS tmu data file + * + * Copyright (C) 2013 Samsung Electronics + * Amit Daniel Kachhap <amit.daniel@samsung.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +#include "exynos_thermal_common.h" +#include "exynos_tmu.h" +#include "exynos_tmu_data.h" + +#if defined(CONFIG_CPU_EXYNOS4210) +static const struct exynos_tmu_registers exynos4210_tmu_registers = { + .triminfo_data = EXYNOS_TMU_REG_TRIMINFO, + .triminfo_25_shift = EXYNOS_TRIMINFO_25_SHIFT, + .triminfo_85_shift = EXYNOS_TRIMINFO_85_SHIFT, + .tmu_ctrl = EXYNOS_TMU_REG_CONTROL, + .buf_vref_sel_shift = EXYNOS_TMU_REF_VOLTAGE_SHIFT, + .buf_vref_sel_mask = EXYNOS_TMU_REF_VOLTAGE_MASK, + .buf_slope_sel_shift = EXYNOS_TMU_BUF_SLOPE_SEL_SHIFT, + .buf_slope_sel_mask = EXYNOS_TMU_BUF_SLOPE_SEL_MASK, + .core_en_shift = EXYNOS_TMU_CORE_EN_SHIFT, + .tmu_status = EXYNOS_TMU_REG_STATUS, + .tmu_cur_temp = EXYNOS_TMU_REG_CURRENT_TEMP, + .threshold_temp = EXYNOS4210_TMU_REG_THRESHOLD_TEMP, + .threshold_th0 = EXYNOS4210_TMU_REG_TRIG_LEVEL0, + .tmu_inten = EXYNOS_TMU_REG_INTEN, + .inten_rise_mask = EXYNOS4210_TMU_TRIG_LEVEL_MASK, + .inten_rise0_shift = EXYNOS_TMU_INTEN_RISE0_SHIFT, + .inten_rise1_shift = EXYNOS_TMU_INTEN_RISE1_SHIFT, + .inten_rise2_shift = EXYNOS_TMU_INTEN_RISE2_SHIFT, + .inten_rise3_shift = EXYNOS_TMU_INTEN_RISE3_SHIFT, + .tmu_intstat = EXYNOS_TMU_REG_INTSTAT, + .tmu_intclear = EXYNOS_TMU_REG_INTCLEAR, +}; + +struct exynos_tmu_init_data const exynos4210_default_tmu_data = { + .tmu_data = { + { + .threshold = 80, + .trigger_levels[0] = 5, + .trigger_levels[1] = 20, + .trigger_levels[2] = 30, + .trigger_enable[0] = true, + .trigger_enable[1] = true, + .trigger_enable[2] = true, + .trigger_enable[3] = false, + .trigger_type[0] = THROTTLE_ACTIVE, + .trigger_type[1] = THROTTLE_ACTIVE, + .trigger_type[2] = SW_TRIP, + .max_trigger_level = 4, + .gain = 15, + .reference_voltage = 7, + .cal_type = TYPE_ONE_POINT_TRIMMING, + .min_efuse_value = 40, + .max_efuse_value = 100, + .first_point_trim = 25, + .second_point_trim = 85, + .default_temp_offset = 50, + .freq_tab[0] = { + .freq_clip_max = 800 * 1000, + .temp_level = 85, + }, + .freq_tab[1] = { + .freq_clip_max = 200 * 1000, + .temp_level = 100, + }, + .freq_tab_count = 2, + .type = SOC_ARCH_EXYNOS4210, + .registers = &exynos4210_tmu_registers, + .features = TMU_SUPPORT_READY_STATUS, + }, + }, + .tmu_count = 1, +}; +#endif + +#if defined(CONFIG_SOC_EXYNOS5250) || defined(CONFIG_SOC_EXYNOS4412) +static const struct exynos_tmu_registers exynos5250_tmu_registers = { + .triminfo_data = EXYNOS_TMU_REG_TRIMINFO, + .triminfo_25_shift = EXYNOS_TRIMINFO_25_SHIFT, + .triminfo_85_shift = EXYNOS_TRIMINFO_85_SHIFT, + .triminfo_ctrl = EXYNOS_TMU_TRIMINFO_CON, + .triminfo_reload_shift = EXYNOS_TRIMINFO_RELOAD_SHIFT, + .tmu_ctrl = EXYNOS_TMU_REG_CONTROL, + .buf_vref_sel_shift = EXYNOS_TMU_REF_VOLTAGE_SHIFT, + .buf_vref_sel_mask = EXYNOS_TMU_REF_VOLTAGE_MASK, + .therm_trip_mode_shift = EXYNOS_TMU_TRIP_MODE_SHIFT, + .therm_trip_mode_mask = EXYNOS_TMU_TRIP_MODE_MASK, + .therm_trip_en_shift = EXYNOS_TMU_THERM_TRIP_EN_SHIFT, + .buf_slope_sel_shift = EXYNOS_TMU_BUF_SLOPE_SEL_SHIFT, + .buf_slope_sel_mask = EXYNOS_TMU_BUF_SLOPE_SEL_MASK, + .core_en_shift = EXYNOS_TMU_CORE_EN_SHIFT, + .tmu_status = EXYNOS_TMU_REG_STATUS, + .tmu_cur_temp = EXYNOS_TMU_REG_CURRENT_TEMP, + .threshold_th0 = EXYNOS_THD_TEMP_RISE, + .threshold_th1 = EXYNOS_THD_TEMP_FALL, + .tmu_inten = EXYNOS_TMU_REG_INTEN, + .inten_rise_mask = EXYNOS_TMU_RISE_INT_MASK, + .inten_rise_shift = EXYNOS_TMU_RISE_INT_SHIFT, + .inten_fall_mask = EXYNOS_TMU_FALL_INT_MASK, + .inten_fall_shift = EXYNOS_TMU_FALL_INT_SHIFT, + .inten_rise0_shift = EXYNOS_TMU_INTEN_RISE0_SHIFT, + .inten_rise1_shift = EXYNOS_TMU_INTEN_RISE1_SHIFT, + .inten_rise2_shift = EXYNOS_TMU_INTEN_RISE2_SHIFT, + .inten_rise3_shift = EXYNOS_TMU_INTEN_RISE3_SHIFT, + .inten_fall0_shift = EXYNOS_TMU_INTEN_FALL0_SHIFT, + .tmu_intstat = EXYNOS_TMU_REG_INTSTAT, + .tmu_intclear = EXYNOS_TMU_REG_INTCLEAR, + .emul_con = EXYNOS_EMUL_CON, + .emul_temp_shift = EXYNOS_EMUL_DATA_SHIFT, + .emul_time_shift = EXYNOS_EMUL_TIME_SHIFT, + .emul_time_mask = EXYNOS_EMUL_TIME_MASK, +}; + +#define EXYNOS5250_TMU_DATA \ + .threshold_falling = 10, \ + .trigger_levels[0] = 85, \ + .trigger_levels[1] = 103, \ + .trigger_levels[2] = 110, \ + .trigger_levels[3] = 120, \ + .trigger_enable[0] = true, \ + .trigger_enable[1] = true, \ + .trigger_enable[2] = true, \ + .trigger_enable[3] = false, \ + .trigger_type[0] = THROTTLE_ACTIVE, \ + .trigger_type[1] = THROTTLE_ACTIVE, \ + .trigger_type[2] = SW_TRIP, \ + .trigger_type[3] = HW_TRIP, \ + .max_trigger_level = 4, \ + .gain = 8, \ + .reference_voltage = 16, \ + .noise_cancel_mode = 4, \ + .cal_type = TYPE_ONE_POINT_TRIMMING, \ + .efuse_value = 55, \ + .min_efuse_value = 40, \ + .max_efuse_value = 100, \ + .first_point_trim = 25, \ + .second_point_trim = 85, \ + .default_temp_offset = 50, \ + .freq_tab[0] = { \ + .freq_clip_max = 800 * 1000, \ + .temp_level = 85, \ + }, \ + .freq_tab[1] = { \ + .freq_clip_max = 200 * 1000, \ + .temp_level = 103, \ + }, \ + .freq_tab_count = 2, \ + .type = SOC_ARCH_EXYNOS, \ + .registers = &exynos5250_tmu_registers, \ + .features = (TMU_SUPPORT_EMULATION | TMU_SUPPORT_TRIM_RELOAD | \ + TMU_SUPPORT_FALLING_TRIP | TMU_SUPPORT_READY_STATUS | \ + TMU_SUPPORT_EMUL_TIME) + +struct exynos_tmu_init_data const exynos5250_default_tmu_data = { + .tmu_data = { + { EXYNOS5250_TMU_DATA }, + }, + .tmu_count = 1, +}; +#endif + +#if defined(CONFIG_SOC_EXYNOS5440) +static const struct exynos_tmu_registers exynos5440_tmu_registers = { + .triminfo_data = EXYNOS5440_TMU_S0_7_TRIM, + .triminfo_25_shift = EXYNOS_TRIMINFO_25_SHIFT, + .triminfo_85_shift = EXYNOS_TRIMINFO_85_SHIFT, + .tmu_ctrl = EXYNOS5440_TMU_S0_7_CTRL, + .buf_vref_sel_shift = EXYNOS_TMU_REF_VOLTAGE_SHIFT, + .buf_vref_sel_mask = EXYNOS_TMU_REF_VOLTAGE_MASK, + .therm_trip_mode_shift = EXYNOS_TMU_TRIP_MODE_SHIFT, + .therm_trip_mode_mask = EXYNOS_TMU_TRIP_MODE_MASK, + .therm_trip_en_shift = EXYNOS_TMU_THERM_TRIP_EN_SHIFT, + .buf_slope_sel_shift = EXYNOS_TMU_BUF_SLOPE_SEL_SHIFT, + .buf_slope_sel_mask = EXYNOS_TMU_BUF_SLOPE_SEL_MASK, + .calib_mode_shift = EXYNOS_TMU_CALIB_MODE_SHIFT, + .calib_mode_mask = EXYNOS_TMU_CALIB_MODE_MASK, + .core_en_shift = EXYNOS_TMU_CORE_EN_SHIFT, + .tmu_status = EXYNOS5440_TMU_S0_7_STATUS, + .tmu_cur_temp = EXYNOS5440_TMU_S0_7_TEMP, + .threshold_th0 = EXYNOS5440_TMU_S0_7_TH0, + .threshold_th1 = EXYNOS5440_TMU_S0_7_TH1, + .threshold_th2 = EXYNOS5440_TMU_S0_7_TH2, + .threshold_th3_l0_shift = EXYNOS5440_TMU_TH_RISE4_SHIFT, + .tmu_inten = EXYNOS5440_TMU_S0_7_IRQEN, + .inten_rise_mask = EXYNOS5440_TMU_RISE_INT_MASK, + .inten_rise_shift = EXYNOS5440_TMU_RISE_INT_SHIFT, + .inten_fall_mask = EXYNOS5440_TMU_FALL_INT_MASK, + .inten_fall_shift = EXYNOS5440_TMU_FALL_INT_SHIFT, + .inten_rise0_shift = EXYNOS5440_TMU_INTEN_RISE0_SHIFT, + .inten_rise1_shift = EXYNOS5440_TMU_INTEN_RISE1_SHIFT, + .inten_rise2_shift = EXYNOS5440_TMU_INTEN_RISE2_SHIFT, + .inten_rise3_shift = EXYNOS5440_TMU_INTEN_RISE3_SHIFT, + .inten_fall0_shift = EXYNOS5440_TMU_INTEN_FALL0_SHIFT, + .tmu_intstat = EXYNOS5440_TMU_S0_7_IRQ, + .tmu_intclear = EXYNOS5440_TMU_S0_7_IRQ, + .tmu_irqstatus = EXYNOS5440_TMU_IRQ_STATUS, + .emul_con = EXYNOS5440_TMU_S0_7_DEBUG, + .emul_temp_shift = EXYNOS_EMUL_DATA_SHIFT, + .tmu_pmin = EXYNOS5440_TMU_PMIN, +}; + +#define EXYNOS5440_TMU_DATA \ + .trigger_levels[0] = 100, \ + .trigger_levels[4] = 105, \ + .trigger_enable[0] = 1, \ + .trigger_type[0] = SW_TRIP, \ + .trigger_type[4] = HW_TRIP, \ + .max_trigger_level = 5, \ + .gain = 5, \ + .reference_voltage = 16, \ + .noise_cancel_mode = 4, \ + .cal_type = TYPE_ONE_POINT_TRIMMING, \ + .cal_mode = 0, \ + .efuse_value = 0x5b2d, \ + .min_efuse_value = 16, \ + .max_efuse_value = 76, \ + .first_point_trim = 25, \ + .second_point_trim = 70, \ + .default_temp_offset = 25, \ + .type = SOC_ARCH_EXYNOS5440, \ + .registers = &exynos5440_tmu_registers, \ + .features = (TMU_SUPPORT_EMULATION | TMU_SUPPORT_FALLING_TRIP | \ + TMU_SUPPORT_MULTI_INST | TMU_SUPPORT_SHARED_MEMORY), + +struct exynos_tmu_init_data const exynos5440_default_tmu_data = { + .tmu_data = { + { EXYNOS5440_TMU_DATA } , + { EXYNOS5440_TMU_DATA } , + { EXYNOS5440_TMU_DATA } , + }, + .tmu_count = 3, +}; +#endif diff --git a/drivers/thermal/samsung/exynos_tmu_data.h b/drivers/thermal/samsung/exynos_tmu_data.h new file mode 100644 index 00000000000..dc7feb51099 --- /dev/null +++ b/drivers/thermal/samsung/exynos_tmu_data.h @@ -0,0 +1,155 @@ +/* + * exynos_tmu_data.h - Samsung EXYNOS tmu data header file + * + * Copyright (C) 2013 Samsung Electronics + * Amit Daniel Kachhap <amit.daniel@samsung.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +#ifndef _EXYNOS_TMU_DATA_H +#define _EXYNOS_TMU_DATA_H + +/* Exynos generic registers */ +#define EXYNOS_TMU_REG_TRIMINFO 0x0 +#define EXYNOS_TMU_REG_CONTROL 0x20 +#define EXYNOS_TMU_REG_STATUS 0x28 +#define EXYNOS_TMU_REG_CURRENT_TEMP 0x40 +#define EXYNOS_TMU_REG_INTEN 0x70 +#define EXYNOS_TMU_REG_INTSTAT 0x74 +#define EXYNOS_TMU_REG_INTCLEAR 0x78 + +#define EXYNOS_TMU_TEMP_MASK 0xff +#define EXYNOS_TMU_REF_VOLTAGE_SHIFT 24 +#define EXYNOS_TMU_REF_VOLTAGE_MASK 0x1f +#define EXYNOS_TMU_BUF_SLOPE_SEL_MASK 0xf +#define EXYNOS_TMU_BUF_SLOPE_SEL_SHIFT 8 +#define EXYNOS_TMU_CORE_EN_SHIFT 0 + +/* Exynos4210 specific registers */ +#define EXYNOS4210_TMU_REG_THRESHOLD_TEMP 0x44 +#define EXYNOS4210_TMU_REG_TRIG_LEVEL0 0x50 +#define EXYNOS4210_TMU_REG_TRIG_LEVEL1 0x54 +#define EXYNOS4210_TMU_REG_TRIG_LEVEL2 0x58 +#define EXYNOS4210_TMU_REG_TRIG_LEVEL3 0x5C +#define EXYNOS4210_TMU_REG_PAST_TEMP0 0x60 +#define EXYNOS4210_TMU_REG_PAST_TEMP1 0x64 +#define EXYNOS4210_TMU_REG_PAST_TEMP2 0x68 +#define EXYNOS4210_TMU_REG_PAST_TEMP3 0x6C + +#define EXYNOS4210_TMU_TRIG_LEVEL0_MASK 0x1 +#define EXYNOS4210_TMU_TRIG_LEVEL1_MASK 0x10 +#define EXYNOS4210_TMU_TRIG_LEVEL2_MASK 0x100 +#define EXYNOS4210_TMU_TRIG_LEVEL3_MASK 0x1000 +#define EXYNOS4210_TMU_TRIG_LEVEL_MASK 0x1111 +#define EXYNOS4210_TMU_INTCLEAR_VAL 0x1111 + +/* Exynos5250 and Exynos4412 specific registers */ +#define EXYNOS_TMU_TRIMINFO_CON 0x14 +#define EXYNOS_THD_TEMP_RISE 0x50 +#define EXYNOS_THD_TEMP_FALL 0x54 +#define EXYNOS_EMUL_CON 0x80 + +#define EXYNOS_TRIMINFO_RELOAD_SHIFT 1 +#define EXYNOS_TRIMINFO_25_SHIFT 0 +#define EXYNOS_TRIMINFO_85_SHIFT 8 +#define EXYNOS_TMU_RISE_INT_MASK 0x111 +#define EXYNOS_TMU_RISE_INT_SHIFT 0 +#define EXYNOS_TMU_FALL_INT_MASK 0x111 +#define EXYNOS_TMU_FALL_INT_SHIFT 12 +#define EXYNOS_TMU_CLEAR_RISE_INT 0x111 +#define EXYNOS_TMU_CLEAR_FALL_INT (0x111 << 12) +#define EXYNOS_TMU_TRIP_MODE_SHIFT 13 +#define EXYNOS_TMU_TRIP_MODE_MASK 0x7 +#define EXYNOS_TMU_THERM_TRIP_EN_SHIFT 12 +#define EXYNOS_TMU_CALIB_MODE_SHIFT 4 +#define EXYNOS_TMU_CALIB_MODE_MASK 0x3 + +#define EXYNOS_TMU_INTEN_RISE0_SHIFT 0 +#define EXYNOS_TMU_INTEN_RISE1_SHIFT 4 +#define EXYNOS_TMU_INTEN_RISE2_SHIFT 8 +#define EXYNOS_TMU_INTEN_RISE3_SHIFT 12 +#define EXYNOS_TMU_INTEN_FALL0_SHIFT 16 +#define EXYNOS_TMU_INTEN_FALL1_SHIFT 20 +#define EXYNOS_TMU_INTEN_FALL2_SHIFT 24 + +#define EXYNOS_EMUL_TIME 0x57F0 +#define EXYNOS_EMUL_TIME_MASK 0xffff +#define EXYNOS_EMUL_TIME_SHIFT 16 +#define EXYNOS_EMUL_DATA_SHIFT 8 +#define EXYNOS_EMUL_DATA_MASK 0xFF +#define EXYNOS_EMUL_ENABLE 0x1 + +#define EXYNOS_MAX_TRIGGER_PER_REG 4 + +/*exynos5440 specific registers*/ +#define EXYNOS5440_TMU_S0_7_TRIM 0x000 +#define EXYNOS5440_TMU_S0_7_CTRL 0x020 +#define EXYNOS5440_TMU_S0_7_DEBUG 0x040 +#define EXYNOS5440_TMU_S0_7_STATUS 0x060 +#define EXYNOS5440_TMU_S0_7_TEMP 0x0f0 +#define EXYNOS5440_TMU_S0_7_TH0 0x110 +#define EXYNOS5440_TMU_S0_7_TH1 0x130 +#define EXYNOS5440_TMU_S0_7_TH2 0x150 +#define EXYNOS5440_TMU_S0_7_EVTEN 0x1F0 +#define EXYNOS5440_TMU_S0_7_IRQEN 0x210 +#define EXYNOS5440_TMU_S0_7_IRQ 0x230 +/* exynos5440 common registers */ +#define EXYNOS5440_TMU_IRQ_STATUS 0x000 +#define EXYNOS5440_TMU_PMIN 0x004 +#define EXYNOS5440_TMU_TEMP 0x008 + +#define EXYNOS5440_TMU_RISE_INT_MASK 0xf +#define EXYNOS5440_TMU_RISE_INT_SHIFT 0 +#define EXYNOS5440_TMU_FALL_INT_MASK 0xf +#define EXYNOS5440_TMU_FALL_INT_SHIFT 4 +#define EXYNOS5440_TMU_INTEN_RISE0_SHIFT 0 +#define EXYNOS5440_TMU_INTEN_RISE1_SHIFT 1 +#define EXYNOS5440_TMU_INTEN_RISE2_SHIFT 2 +#define EXYNOS5440_TMU_INTEN_RISE3_SHIFT 3 +#define EXYNOS5440_TMU_INTEN_FALL0_SHIFT 4 +#define EXYNOS5440_TMU_INTEN_FALL1_SHIFT 5 +#define EXYNOS5440_TMU_INTEN_FALL2_SHIFT 6 +#define EXYNOS5440_TMU_INTEN_FALL3_SHIFT 7 +#define EXYNOS5440_TMU_TH_RISE0_SHIFT 0 +#define EXYNOS5440_TMU_TH_RISE1_SHIFT 8 +#define EXYNOS5440_TMU_TH_RISE2_SHIFT 16 +#define EXYNOS5440_TMU_TH_RISE3_SHIFT 24 +#define EXYNOS5440_TMU_TH_RISE4_SHIFT 24 +#define EXYNOS5440_EFUSE_SWAP_OFFSET 8 + +#if defined(CONFIG_CPU_EXYNOS4210) +extern struct exynos_tmu_init_data const exynos4210_default_tmu_data; +#define EXYNOS4210_TMU_DRV_DATA (&exynos4210_default_tmu_data) +#else +#define EXYNOS4210_TMU_DRV_DATA (NULL) +#endif + +#if (defined(CONFIG_SOC_EXYNOS5250) || defined(CONFIG_SOC_EXYNOS4412)) +extern struct exynos_tmu_init_data const exynos5250_default_tmu_data; +#define EXYNOS5250_TMU_DRV_DATA (&exynos5250_default_tmu_data) +#else +#define EXYNOS5250_TMU_DRV_DATA (NULL) +#endif + +#if defined(CONFIG_SOC_EXYNOS5440) +extern struct exynos_tmu_init_data const exynos5440_default_tmu_data; +#define EXYNOS5440_TMU_DRV_DATA (&exynos5440_default_tmu_data) +#else +#define EXYNOS5440_TMU_DRV_DATA (NULL) +#endif + +#endif /*_EXYNOS_TMU_DATA_H*/ diff --git a/drivers/thermal/step_wise.c b/drivers/thermal/step_wise.c index 4d4ddae1a99..d89e781b0a1 100644 --- a/drivers/thermal/step_wise.c +++ b/drivers/thermal/step_wise.c @@ -51,44 +51,51 @@ static unsigned long get_target_state(struct thermal_instance *instance, { struct thermal_cooling_device *cdev = instance->cdev; unsigned long cur_state; + unsigned long next_target; + /* + * We keep this instance the way it is by default. + * Otherwise, we use the current state of the + * cdev in use to determine the next_target. + */ cdev->ops->get_cur_state(cdev, &cur_state); + next_target = instance->target; switch (trend) { case THERMAL_TREND_RAISING: if (throttle) { - cur_state = cur_state < instance->upper ? + next_target = cur_state < instance->upper ? (cur_state + 1) : instance->upper; - if (cur_state < instance->lower) - cur_state = instance->lower; + if (next_target < instance->lower) + next_target = instance->lower; } break; case THERMAL_TREND_RAISE_FULL: if (throttle) - cur_state = instance->upper; + next_target = instance->upper; break; case THERMAL_TREND_DROPPING: if (cur_state == instance->lower) { if (!throttle) - cur_state = -1; + next_target = THERMAL_NO_TARGET; } else { - cur_state -= 1; - if (cur_state > instance->upper) - cur_state = instance->upper; + next_target = cur_state - 1; + if (next_target > instance->upper) + next_target = instance->upper; } break; case THERMAL_TREND_DROP_FULL: if (cur_state == instance->lower) { if (!throttle) - cur_state = -1; + next_target = THERMAL_NO_TARGET; } else - cur_state = instance->lower; + next_target = instance->lower; break; default: break; } - return cur_state; + return next_target; } static void update_passive_instance(struct thermal_zone_device *tz, @@ -133,6 +140,9 @@ static void thermal_zone_trip_update(struct thermal_zone_device *tz, int trip) old_target = instance->target; instance->target = get_target_state(instance, trend, throttle); + if (old_target == instance->target) + continue; + /* Activate a passive thermal instance */ if (old_target == THERMAL_NO_TARGET && instance->target != THERMAL_NO_TARGET) diff --git a/drivers/thermal/thermal_core.c b/drivers/thermal/thermal_core.c index 1f02e8edb45..4962a6aaf29 100644 --- a/drivers/thermal/thermal_core.c +++ b/drivers/thermal/thermal_core.c @@ -38,6 +38,7 @@ #include <net/genetlink.h> #include "thermal_core.h" +#include "thermal_hwmon.h" MODULE_AUTHOR("Zhang Rui"); MODULE_DESCRIPTION("Generic thermal management sysfs support"); @@ -201,14 +202,23 @@ static void print_bind_err_msg(struct thermal_zone_device *tz, } static void __bind(struct thermal_zone_device *tz, int mask, - struct thermal_cooling_device *cdev) + struct thermal_cooling_device *cdev, + unsigned long *limits) { int i, ret; for (i = 0; i < tz->trips; i++) { if (mask & (1 << i)) { + unsigned long upper, lower; + + upper = THERMAL_NO_LIMIT; + lower = THERMAL_NO_LIMIT; + if (limits) { + lower = limits[i * 2]; + upper = limits[i * 2 + 1]; + } ret = thermal_zone_bind_cooling_device(tz, i, cdev, - THERMAL_NO_LIMIT, THERMAL_NO_LIMIT); + upper, lower); if (ret) print_bind_err_msg(tz, cdev, ret); } @@ -253,7 +263,8 @@ static void bind_cdev(struct thermal_cooling_device *cdev) if (tzp->tbp[i].match(pos, cdev)) continue; tzp->tbp[i].cdev = cdev; - __bind(pos, tzp->tbp[i].trip_mask, cdev); + __bind(pos, tzp->tbp[i].trip_mask, cdev, + tzp->tbp[i].binding_limits); } } @@ -291,7 +302,8 @@ static void bind_tz(struct thermal_zone_device *tz) if (tzp->tbp[i].match(tz, pos)) continue; tzp->tbp[i].cdev = pos; - __bind(tz, tzp->tbp[i].trip_mask, pos); + __bind(tz, tzp->tbp[i].trip_mask, pos, + tzp->tbp[i].binding_limits); } } exit: @@ -859,260 +871,6 @@ thermal_cooling_device_trip_point_show(struct device *dev, /* Device management */ -#if defined(CONFIG_THERMAL_HWMON) - -/* hwmon sys I/F */ -#include <linux/hwmon.h> - -/* thermal zone devices with the same type share one hwmon device */ -struct thermal_hwmon_device { - char type[THERMAL_NAME_LENGTH]; - struct device *device; - int count; - struct list_head tz_list; - struct list_head node; -}; - -struct thermal_hwmon_attr { - struct device_attribute attr; - char name[16]; -}; - -/* one temperature input for each thermal zone */ -struct thermal_hwmon_temp { - struct list_head hwmon_node; - struct thermal_zone_device *tz; - struct thermal_hwmon_attr temp_input; /* hwmon sys attr */ - struct thermal_hwmon_attr temp_crit; /* hwmon sys attr */ -}; - -static LIST_HEAD(thermal_hwmon_list); - -static ssize_t -name_show(struct device *dev, struct device_attribute *attr, char *buf) -{ - struct thermal_hwmon_device *hwmon = dev_get_drvdata(dev); - return sprintf(buf, "%s\n", hwmon->type); -} -static DEVICE_ATTR(name, 0444, name_show, NULL); - -static ssize_t -temp_input_show(struct device *dev, struct device_attribute *attr, char *buf) -{ - long temperature; - int ret; - struct thermal_hwmon_attr *hwmon_attr - = container_of(attr, struct thermal_hwmon_attr, attr); - struct thermal_hwmon_temp *temp - = container_of(hwmon_attr, struct thermal_hwmon_temp, - temp_input); - struct thermal_zone_device *tz = temp->tz; - - ret = thermal_zone_get_temp(tz, &temperature); - - if (ret) - return ret; - - return sprintf(buf, "%ld\n", temperature); -} - -static ssize_t -temp_crit_show(struct device *dev, struct device_attribute *attr, - char *buf) -{ - struct thermal_hwmon_attr *hwmon_attr - = container_of(attr, struct thermal_hwmon_attr, attr); - struct thermal_hwmon_temp *temp - = container_of(hwmon_attr, struct thermal_hwmon_temp, - temp_crit); - struct thermal_zone_device *tz = temp->tz; - long temperature; - int ret; - - ret = tz->ops->get_trip_temp(tz, 0, &temperature); - if (ret) - return ret; - - return sprintf(buf, "%ld\n", temperature); -} - - -static struct thermal_hwmon_device * -thermal_hwmon_lookup_by_type(const struct thermal_zone_device *tz) -{ - struct thermal_hwmon_device *hwmon; - - mutex_lock(&thermal_list_lock); - list_for_each_entry(hwmon, &thermal_hwmon_list, node) - if (!strcmp(hwmon->type, tz->type)) { - mutex_unlock(&thermal_list_lock); - return hwmon; - } - mutex_unlock(&thermal_list_lock); - - return NULL; -} - -/* Find the temperature input matching a given thermal zone */ -static struct thermal_hwmon_temp * -thermal_hwmon_lookup_temp(const struct thermal_hwmon_device *hwmon, - const struct thermal_zone_device *tz) -{ - struct thermal_hwmon_temp *temp; - - mutex_lock(&thermal_list_lock); - list_for_each_entry(temp, &hwmon->tz_list, hwmon_node) - if (temp->tz == tz) { - mutex_unlock(&thermal_list_lock); - return temp; - } - mutex_unlock(&thermal_list_lock); - - return NULL; -} - -static int -thermal_add_hwmon_sysfs(struct thermal_zone_device *tz) -{ - struct thermal_hwmon_device *hwmon; - struct thermal_hwmon_temp *temp; - int new_hwmon_device = 1; - int result; - - hwmon = thermal_hwmon_lookup_by_type(tz); - if (hwmon) { - new_hwmon_device = 0; - goto register_sys_interface; - } - - hwmon = kzalloc(sizeof(struct thermal_hwmon_device), GFP_KERNEL); - if (!hwmon) - return -ENOMEM; - - INIT_LIST_HEAD(&hwmon->tz_list); - strlcpy(hwmon->type, tz->type, THERMAL_NAME_LENGTH); - hwmon->device = hwmon_device_register(NULL); - if (IS_ERR(hwmon->device)) { - result = PTR_ERR(hwmon->device); - goto free_mem; - } - dev_set_drvdata(hwmon->device, hwmon); - result = device_create_file(hwmon->device, &dev_attr_name); - if (result) - goto free_mem; - - register_sys_interface: - temp = kzalloc(sizeof(struct thermal_hwmon_temp), GFP_KERNEL); - if (!temp) { - result = -ENOMEM; - goto unregister_name; - } - - temp->tz = tz; - hwmon->count++; - - snprintf(temp->temp_input.name, sizeof(temp->temp_input.name), - "temp%d_input", hwmon->count); - temp->temp_input.attr.attr.name = temp->temp_input.name; - temp->temp_input.attr.attr.mode = 0444; - temp->temp_input.attr.show = temp_input_show; - sysfs_attr_init(&temp->temp_input.attr.attr); - result = device_create_file(hwmon->device, &temp->temp_input.attr); - if (result) - goto free_temp_mem; - - if (tz->ops->get_crit_temp) { - unsigned long temperature; - if (!tz->ops->get_crit_temp(tz, &temperature)) { - snprintf(temp->temp_crit.name, - sizeof(temp->temp_crit.name), - "temp%d_crit", hwmon->count); - temp->temp_crit.attr.attr.name = temp->temp_crit.name; - temp->temp_crit.attr.attr.mode = 0444; - temp->temp_crit.attr.show = temp_crit_show; - sysfs_attr_init(&temp->temp_crit.attr.attr); - result = device_create_file(hwmon->device, - &temp->temp_crit.attr); - if (result) - goto unregister_input; - } - } - - mutex_lock(&thermal_list_lock); - if (new_hwmon_device) - list_add_tail(&hwmon->node, &thermal_hwmon_list); - list_add_tail(&temp->hwmon_node, &hwmon->tz_list); - mutex_unlock(&thermal_list_lock); - - return 0; - - unregister_input: - device_remove_file(hwmon->device, &temp->temp_input.attr); - free_temp_mem: - kfree(temp); - unregister_name: - if (new_hwmon_device) { - device_remove_file(hwmon->device, &dev_attr_name); - hwmon_device_unregister(hwmon->device); - } - free_mem: - if (new_hwmon_device) - kfree(hwmon); - - return result; -} - -static void -thermal_remove_hwmon_sysfs(struct thermal_zone_device *tz) -{ - struct thermal_hwmon_device *hwmon; - struct thermal_hwmon_temp *temp; - - hwmon = thermal_hwmon_lookup_by_type(tz); - if (unlikely(!hwmon)) { - /* Should never happen... */ - dev_dbg(&tz->device, "hwmon device lookup failed!\n"); - return; - } - - temp = thermal_hwmon_lookup_temp(hwmon, tz); - if (unlikely(!temp)) { - /* Should never happen... */ - dev_dbg(&tz->device, "temperature input lookup failed!\n"); - return; - } - - device_remove_file(hwmon->device, &temp->temp_input.attr); - if (tz->ops->get_crit_temp) - device_remove_file(hwmon->device, &temp->temp_crit.attr); - - mutex_lock(&thermal_list_lock); - list_del(&temp->hwmon_node); - kfree(temp); - if (!list_empty(&hwmon->tz_list)) { - mutex_unlock(&thermal_list_lock); - return; - } - list_del(&hwmon->node); - mutex_unlock(&thermal_list_lock); - - device_remove_file(hwmon->device, &dev_attr_name); - hwmon_device_unregister(hwmon->device); - kfree(hwmon); -} -#else -static int -thermal_add_hwmon_sysfs(struct thermal_zone_device *tz) -{ - return 0; -} - -static void -thermal_remove_hwmon_sysfs(struct thermal_zone_device *tz) -{ -} -#endif - /** * thermal_zone_bind_cooling_device() - bind a cooling device to a thermal zone * @tz: pointer to struct thermal_zone_device @@ -1715,9 +1473,11 @@ struct thermal_zone_device *thermal_zone_device_register(const char *type, mutex_unlock(&thermal_governor_lock); - result = thermal_add_hwmon_sysfs(tz); - if (result) - goto unregister; + if (!tz->tzp || !tz->tzp->no_hwmon) { + result = thermal_add_hwmon_sysfs(tz); + if (result) + goto unregister; + } mutex_lock(&thermal_list_lock); list_add_tail(&tz->node, &thermal_tz_list); diff --git a/drivers/thermal/thermal_hwmon.c b/drivers/thermal/thermal_hwmon.c new file mode 100644 index 00000000000..eeef0e2498c --- /dev/null +++ b/drivers/thermal/thermal_hwmon.c @@ -0,0 +1,269 @@ +/* + * thermal_hwmon.c - Generic Thermal Management hwmon support. + * + * Code based on Intel thermal_core.c. Copyrights of the original code: + * Copyright (C) 2008 Intel Corp + * Copyright (C) 2008 Zhang Rui <rui.zhang@intel.com> + * Copyright (C) 2008 Sujith Thomas <sujith.thomas@intel.com> + * + * Copyright (C) 2013 Texas Instruments + * Copyright (C) 2013 Eduardo Valentin <eduardo.valentin@ti.com> + * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + * + * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + */ +#include <linux/hwmon.h> +#include <linux/thermal.h> +#include <linux/slab.h> +#include <linux/err.h> +#include "thermal_hwmon.h" + +/* hwmon sys I/F */ +/* thermal zone devices with the same type share one hwmon device */ +struct thermal_hwmon_device { + char type[THERMAL_NAME_LENGTH]; + struct device *device; + int count; + struct list_head tz_list; + struct list_head node; +}; + +struct thermal_hwmon_attr { + struct device_attribute attr; + char name[16]; +}; + +/* one temperature input for each thermal zone */ +struct thermal_hwmon_temp { + struct list_head hwmon_node; + struct thermal_zone_device *tz; + struct thermal_hwmon_attr temp_input; /* hwmon sys attr */ + struct thermal_hwmon_attr temp_crit; /* hwmon sys attr */ +}; + +static LIST_HEAD(thermal_hwmon_list); + +static DEFINE_MUTEX(thermal_hwmon_list_lock); + +static ssize_t +name_show(struct device *dev, struct device_attribute *attr, char *buf) +{ + struct thermal_hwmon_device *hwmon = dev_get_drvdata(dev); + return sprintf(buf, "%s\n", hwmon->type); +} +static DEVICE_ATTR(name, 0444, name_show, NULL); + +static ssize_t +temp_input_show(struct device *dev, struct device_attribute *attr, char *buf) +{ + long temperature; + int ret; + struct thermal_hwmon_attr *hwmon_attr + = container_of(attr, struct thermal_hwmon_attr, attr); + struct thermal_hwmon_temp *temp + = container_of(hwmon_attr, struct thermal_hwmon_temp, + temp_input); + struct thermal_zone_device *tz = temp->tz; + + ret = thermal_zone_get_temp(tz, &temperature); + + if (ret) + return ret; + + return sprintf(buf, "%ld\n", temperature); +} + +static ssize_t +temp_crit_show(struct device *dev, struct device_attribute *attr, char *buf) +{ + struct thermal_hwmon_attr *hwmon_attr + = container_of(attr, struct thermal_hwmon_attr, attr); + struct thermal_hwmon_temp *temp + = container_of(hwmon_attr, struct thermal_hwmon_temp, + temp_crit); + struct thermal_zone_device *tz = temp->tz; + long temperature; + int ret; + + ret = tz->ops->get_trip_temp(tz, 0, &temperature); + if (ret) + return ret; + + return sprintf(buf, "%ld\n", temperature); +} + + +static struct thermal_hwmon_device * +thermal_hwmon_lookup_by_type(const struct thermal_zone_device *tz) +{ + struct thermal_hwmon_device *hwmon; + + mutex_lock(&thermal_hwmon_list_lock); + list_for_each_entry(hwmon, &thermal_hwmon_list, node) + if (!strcmp(hwmon->type, tz->type)) { + mutex_unlock(&thermal_hwmon_list_lock); + return hwmon; + } + mutex_unlock(&thermal_hwmon_list_lock); + + return NULL; +} + +/* Find the temperature input matching a given thermal zone */ +static struct thermal_hwmon_temp * +thermal_hwmon_lookup_temp(const struct thermal_hwmon_device *hwmon, + const struct thermal_zone_device *tz) +{ + struct thermal_hwmon_temp *temp; + + mutex_lock(&thermal_hwmon_list_lock); + list_for_each_entry(temp, &hwmon->tz_list, hwmon_node) + if (temp->tz == tz) { + mutex_unlock(&thermal_hwmon_list_lock); + return temp; + } + mutex_unlock(&thermal_hwmon_list_lock); + + return NULL; +} + +int thermal_add_hwmon_sysfs(struct thermal_zone_device *tz) +{ + struct thermal_hwmon_device *hwmon; + struct thermal_hwmon_temp *temp; + int new_hwmon_device = 1; + int result; + + hwmon = thermal_hwmon_lookup_by_type(tz); + if (hwmon) { + new_hwmon_device = 0; + goto register_sys_interface; + } + + hwmon = kzalloc(sizeof(*hwmon), GFP_KERNEL); + if (!hwmon) + return -ENOMEM; + + INIT_LIST_HEAD(&hwmon->tz_list); + strlcpy(hwmon->type, tz->type, THERMAL_NAME_LENGTH); + hwmon->device = hwmon_device_register(&tz->device); + if (IS_ERR(hwmon->device)) { + result = PTR_ERR(hwmon->device); + goto free_mem; + } + dev_set_drvdata(hwmon->device, hwmon); + result = device_create_file(hwmon->device, &dev_attr_name); + if (result) + goto free_mem; + + register_sys_interface: + temp = kzalloc(sizeof(*temp), GFP_KERNEL); + if (!temp) { + result = -ENOMEM; + goto unregister_name; + } + + temp->tz = tz; + hwmon->count++; + + snprintf(temp->temp_input.name, sizeof(temp->temp_input.name), + "temp%d_input", hwmon->count); + temp->temp_input.attr.attr.name = temp->temp_input.name; + temp->temp_input.attr.attr.mode = 0444; + temp->temp_input.attr.show = temp_input_show; + sysfs_attr_init(&temp->temp_input.attr.attr); + result = device_create_file(hwmon->device, &temp->temp_input.attr); + if (result) + goto free_temp_mem; + + if (tz->ops->get_crit_temp) { + unsigned long temperature; + if (!tz->ops->get_crit_temp(tz, &temperature)) { + snprintf(temp->temp_crit.name, + sizeof(temp->temp_crit.name), + "temp%d_crit", hwmon->count); + temp->temp_crit.attr.attr.name = temp->temp_crit.name; + temp->temp_crit.attr.attr.mode = 0444; + temp->temp_crit.attr.show = temp_crit_show; + sysfs_attr_init(&temp->temp_crit.attr.attr); + result = device_create_file(hwmon->device, + &temp->temp_crit.attr); + if (result) + goto unregister_input; + } + } + + mutex_lock(&thermal_hwmon_list_lock); + if (new_hwmon_device) + list_add_tail(&hwmon->node, &thermal_hwmon_list); + list_add_tail(&temp->hwmon_node, &hwmon->tz_list); + mutex_unlock(&thermal_hwmon_list_lock); + + return 0; + + unregister_input: + device_remove_file(hwmon->device, &temp->temp_input.attr); + free_temp_mem: + kfree(temp); + unregister_name: + if (new_hwmon_device) { + device_remove_file(hwmon->device, &dev_attr_name); + hwmon_device_unregister(hwmon->device); + } + free_mem: + if (new_hwmon_device) + kfree(hwmon); + + return result; +} + +void thermal_remove_hwmon_sysfs(struct thermal_zone_device *tz) +{ + struct thermal_hwmon_device *hwmon; + struct thermal_hwmon_temp *temp; + + hwmon = thermal_hwmon_lookup_by_type(tz); + if (unlikely(!hwmon)) { + /* Should never happen... */ + dev_dbg(&tz->device, "hwmon device lookup failed!\n"); + return; + } + + temp = thermal_hwmon_lookup_temp(hwmon, tz); + if (unlikely(!temp)) { + /* Should never happen... */ + dev_dbg(&tz->device, "temperature input lookup failed!\n"); + return; + } + + device_remove_file(hwmon->device, &temp->temp_input.attr); + if (tz->ops->get_crit_temp) + device_remove_file(hwmon->device, &temp->temp_crit.attr); + + mutex_lock(&thermal_hwmon_list_lock); + list_del(&temp->hwmon_node); + kfree(temp); + if (!list_empty(&hwmon->tz_list)) { + mutex_unlock(&thermal_hwmon_list_lock); + return; + } + list_del(&hwmon->node); + mutex_unlock(&thermal_hwmon_list_lock); + + device_remove_file(hwmon->device, &dev_attr_name); + hwmon_device_unregister(hwmon->device); + kfree(hwmon); +} diff --git a/drivers/thermal/thermal_hwmon.h b/drivers/thermal/thermal_hwmon.h new file mode 100644 index 00000000000..c798fdb2ae4 --- /dev/null +++ b/drivers/thermal/thermal_hwmon.h @@ -0,0 +1,49 @@ +/* + * thermal_hwmon.h - Generic Thermal Management hwmon support. + * + * Code based on Intel thermal_core.c. Copyrights of the original code: + * Copyright (C) 2008 Intel Corp + * Copyright (C) 2008 Zhang Rui <rui.zhang@intel.com> + * Copyright (C) 2008 Sujith Thomas <sujith.thomas@intel.com> + * + * Copyright (C) 2013 Texas Instruments + * Copyright (C) 2013 Eduardo Valentin <eduardo.valentin@ti.com> + * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + * + * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + */ +#ifndef __THERMAL_HWMON_H__ +#define __THERMAL_HWMON_H__ + +#include <linux/thermal.h> + +#ifdef CONFIG_THERMAL_HWMON +int thermal_add_hwmon_sysfs(struct thermal_zone_device *tz); +void thermal_remove_hwmon_sysfs(struct thermal_zone_device *tz); +#else +static int +thermal_add_hwmon_sysfs(struct thermal_zone_device *tz) +{ + return 0; +} + +static void +thermal_remove_hwmon_sysfs(struct thermal_zone_device *tz) +{ +} +#endif + +#endif /* __THERMAL_HWMON_H__ */ diff --git a/drivers/thermal/ti-soc-thermal/dra752-thermal-data.c b/drivers/thermal/ti-soc-thermal/dra752-thermal-data.c index e5d8326a54d..a4929272074 100644 --- a/drivers/thermal/ti-soc-thermal/dra752-thermal-data.c +++ b/drivers/thermal/ti-soc-thermal/dra752-thermal-data.c @@ -42,6 +42,7 @@ dra752_core_temp_sensor_registers = { .mask_hot_mask = DRA752_BANDGAP_CTRL_1_MASK_HOT_CORE_MASK, .mask_cold_mask = DRA752_BANDGAP_CTRL_1_MASK_COLD_CORE_MASK, .mask_sidlemode_mask = DRA752_BANDGAP_CTRL_1_SIDLEMODE_MASK, + .mask_counter_delay_mask = DRA752_BANDGAP_CTRL_1_COUNTER_DELAY_MASK, .mask_freeze_mask = DRA752_BANDGAP_CTRL_1_FREEZE_CORE_MASK, .mask_clear_mask = DRA752_BANDGAP_CTRL_1_CLEAR_CORE_MASK, .mask_clear_accum_mask = DRA752_BANDGAP_CTRL_1_CLEAR_ACCUM_CORE_MASK, @@ -77,6 +78,7 @@ dra752_iva_temp_sensor_registers = { .mask_hot_mask = DRA752_BANDGAP_CTRL_2_MASK_HOT_IVA_MASK, .mask_cold_mask = DRA752_BANDGAP_CTRL_2_MASK_COLD_IVA_MASK, .mask_sidlemode_mask = DRA752_BANDGAP_CTRL_1_SIDLEMODE_MASK, + .mask_counter_delay_mask = DRA752_BANDGAP_CTRL_1_COUNTER_DELAY_MASK, .mask_freeze_mask = DRA752_BANDGAP_CTRL_2_FREEZE_IVA_MASK, .mask_clear_mask = DRA752_BANDGAP_CTRL_2_CLEAR_IVA_MASK, .mask_clear_accum_mask = DRA752_BANDGAP_CTRL_2_CLEAR_ACCUM_IVA_MASK, @@ -112,6 +114,7 @@ dra752_mpu_temp_sensor_registers = { .mask_hot_mask = DRA752_BANDGAP_CTRL_1_MASK_HOT_MPU_MASK, .mask_cold_mask = DRA752_BANDGAP_CTRL_1_MASK_COLD_MPU_MASK, .mask_sidlemode_mask = DRA752_BANDGAP_CTRL_1_SIDLEMODE_MASK, + .mask_counter_delay_mask = DRA752_BANDGAP_CTRL_1_COUNTER_DELAY_MASK, .mask_freeze_mask = DRA752_BANDGAP_CTRL_1_FREEZE_MPU_MASK, .mask_clear_mask = DRA752_BANDGAP_CTRL_1_CLEAR_MPU_MASK, .mask_clear_accum_mask = DRA752_BANDGAP_CTRL_1_CLEAR_ACCUM_MPU_MASK, @@ -147,6 +150,7 @@ dra752_dspeve_temp_sensor_registers = { .mask_hot_mask = DRA752_BANDGAP_CTRL_2_MASK_HOT_DSPEVE_MASK, .mask_cold_mask = DRA752_BANDGAP_CTRL_2_MASK_COLD_DSPEVE_MASK, .mask_sidlemode_mask = DRA752_BANDGAP_CTRL_1_SIDLEMODE_MASK, + .mask_counter_delay_mask = DRA752_BANDGAP_CTRL_1_COUNTER_DELAY_MASK, .mask_freeze_mask = DRA752_BANDGAP_CTRL_2_FREEZE_DSPEVE_MASK, .mask_clear_mask = DRA752_BANDGAP_CTRL_2_CLEAR_DSPEVE_MASK, .mask_clear_accum_mask = DRA752_BANDGAP_CTRL_2_CLEAR_ACCUM_DSPEVE_MASK, @@ -182,6 +186,7 @@ dra752_gpu_temp_sensor_registers = { .mask_hot_mask = DRA752_BANDGAP_CTRL_1_MASK_HOT_GPU_MASK, .mask_cold_mask = DRA752_BANDGAP_CTRL_1_MASK_COLD_GPU_MASK, .mask_sidlemode_mask = DRA752_BANDGAP_CTRL_1_SIDLEMODE_MASK, + .mask_counter_delay_mask = DRA752_BANDGAP_CTRL_1_COUNTER_DELAY_MASK, .mask_freeze_mask = DRA752_BANDGAP_CTRL_1_FREEZE_GPU_MASK, .mask_clear_mask = DRA752_BANDGAP_CTRL_1_CLEAR_GPU_MASK, .mask_clear_accum_mask = DRA752_BANDGAP_CTRL_1_CLEAR_ACCUM_GPU_MASK, diff --git a/drivers/thermal/ti-soc-thermal/ti-bandgap.c b/drivers/thermal/ti-soc-thermal/ti-bandgap.c index 9dfd47196e6..74c0e3474d6 100644 --- a/drivers/thermal/ti-soc-thermal/ti-bandgap.c +++ b/drivers/thermal/ti-soc-thermal/ti-bandgap.c @@ -1020,9 +1020,13 @@ int ti_bandgap_get_trend(struct ti_bandgap *bgp, int id, int *trend) /* Fetch the update interval */ ret = ti_bandgap_read_update_interval(bgp, id, &interval); - if (ret || !interval) + if (ret) goto unfreeze; + /* Set the interval to 1 ms if bandgap counter delay is not set */ + if (interval == 0) + interval = 1; + *trend = (t1 - t2) / interval; dev_dbg(bgp->dev, "The temperatures are t1 = %d and t2 = %d and trend =%d\n", diff --git a/drivers/thermal/ti-soc-thermal/ti-thermal-common.c b/drivers/thermal/ti-soc-thermal/ti-thermal-common.c index 4c5f55c3734..4f8b9af54a5 100644 --- a/drivers/thermal/ti-soc-thermal/ti-thermal-common.c +++ b/drivers/thermal/ti-soc-thermal/ti-thermal-common.c @@ -174,6 +174,9 @@ static int ti_thermal_set_mode(struct thermal_zone_device *thermal, enum thermal_device_mode mode) { struct ti_thermal_data *data = thermal->devdata; + struct ti_bandgap *bgp; + + bgp = data->bgp; if (!data->ti_thermal) { dev_notice(&thermal->device, "thermal zone not registered\n"); @@ -190,6 +193,8 @@ static int ti_thermal_set_mode(struct thermal_zone_device *thermal, mutex_unlock(&data->ti_thermal->lock); data->mode = mode; + ti_bandgap_write_update_interval(bgp, data->sensor_id, + data->ti_thermal->polling_delay); thermal_zone_device_update(data->ti_thermal); dev_dbg(&thermal->device, "thermal polling set for duration=%d msec\n", data->ti_thermal->polling_delay); @@ -313,6 +318,8 @@ int ti_thermal_expose_sensor(struct ti_bandgap *bgp, int id, } data->ti_thermal->polling_delay = FAST_TEMP_MONITORING_RATE; ti_bandgap_set_sensor_data(bgp, id, data); + ti_bandgap_write_update_interval(bgp, data->sensor_id, + data->ti_thermal->polling_delay); return 0; } diff --git a/drivers/tty/serial/Kconfig b/drivers/tty/serial/Kconfig index 47c6e7b9e15..febd45cd502 100644 --- a/drivers/tty/serial/Kconfig +++ b/drivers/tty/serial/Kconfig @@ -5,7 +5,7 @@ if TTY menu "Serial drivers" - depends on HAS_IOMEM && GENERIC_HARDIRQS + depends on HAS_IOMEM source "drivers/tty/serial/8250/Kconfig" diff --git a/drivers/usb/dwc3/Kconfig b/drivers/usb/dwc3/Kconfig index f969ea266ac..b870872e020 100644 --- a/drivers/usb/dwc3/Kconfig +++ b/drivers/usb/dwc3/Kconfig @@ -1,6 +1,6 @@ config USB_DWC3 tristate "DesignWare USB3 DRD Core Support" - depends on (USB || USB_GADGET) && GENERIC_HARDIRQS && HAS_DMA + depends on (USB || USB_GADGET) && HAS_DMA depends on EXTCON select USB_XHCI_PLATFORM if USB_SUPPORT && USB_XHCI_HCD help diff --git a/drivers/usb/gadget/Kconfig b/drivers/usb/gadget/Kconfig index 30e2dd8a1f2..48cddf3cd6b 100644 --- a/drivers/usb/gadget/Kconfig +++ b/drivers/usb/gadget/Kconfig @@ -313,7 +313,7 @@ config USB_S3C_HSUDC config USB_MV_UDC tristate "Marvell USB2.0 Device Controller" - depends on GENERIC_HARDIRQS && HAS_DMA + depends on HAS_DMA help Marvell Socs (including PXA and MMP series) include a high speed USB2.0 OTG controller, which can be configured as high speed or @@ -425,7 +425,7 @@ config USB_GOKU config USB_EG20T tristate "Intel EG20T PCH/LAPIS Semiconductor IOH(ML7213/ML7831) UDC" - depends on PCI && GENERIC_HARDIRQS + depends on PCI help This is a USB device driver for EG20T PCH. EG20T PCH is the platform controller hub that is used in Intel's diff --git a/drivers/usb/gadget/inode.c b/drivers/usb/gadget/inode.c index 465ef8e2cc9..b94c049ab0d 100644 --- a/drivers/usb/gadget/inode.c +++ b/drivers/usb/gadget/inode.c @@ -524,7 +524,7 @@ struct kiocb_priv { unsigned actual; }; -static int ep_aio_cancel(struct kiocb *iocb, struct io_event *e) +static int ep_aio_cancel(struct kiocb *iocb) { struct kiocb_priv *priv = iocb->private; struct ep_data *epdata; @@ -540,7 +540,6 @@ static int ep_aio_cancel(struct kiocb *iocb, struct io_event *e) // spin_unlock(&epdata->dev->lock); local_irq_enable(); - aio_put_req(iocb); return value; } @@ -709,11 +708,11 @@ ep_aio_read(struct kiocb *iocb, const struct iovec *iov, if (unlikely(usb_endpoint_dir_in(&epdata->desc))) return -EINVAL; - buf = kmalloc(iocb->ki_left, GFP_KERNEL); + buf = kmalloc(iocb->ki_nbytes, GFP_KERNEL); if (unlikely(!buf)) return -ENOMEM; - return ep_aio_rwtail(iocb, buf, iocb->ki_left, epdata, iov, nr_segs); + return ep_aio_rwtail(iocb, buf, iocb->ki_nbytes, epdata, iov, nr_segs); } static ssize_t @@ -728,7 +727,7 @@ ep_aio_write(struct kiocb *iocb, const struct iovec *iov, if (unlikely(!usb_endpoint_dir_in(&epdata->desc))) return -EINVAL; - buf = kmalloc(iocb->ki_left, GFP_KERNEL); + buf = kmalloc(iocb->ki_nbytes, GFP_KERNEL); if (unlikely(!buf)) return -ENOMEM; diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig index 5be0326aae3..b3f20d7f15d 100644 --- a/drivers/usb/host/Kconfig +++ b/drivers/usb/host/Kconfig @@ -278,7 +278,6 @@ endif # USB_EHCI_HCD config USB_OXU210HP_HCD tristate "OXU210HP HCD support" - depends on GENERIC_HARDIRQS ---help--- The OXU210HP is an USB host/OTG/device controller. Enable this option if your board has this chip. If unsure, say N. diff --git a/drivers/usb/musb/Kconfig b/drivers/usb/musb/Kconfig index c64ee09a7c0..c258a97ef1b 100644 --- a/drivers/usb/musb/Kconfig +++ b/drivers/usb/musb/Kconfig @@ -71,7 +71,6 @@ config USB_MUSB_DA8XX config USB_MUSB_TUSB6010 tristate "TUSB6010" - depends on GENERIC_HARDIRQS config USB_MUSB_OMAP2PLUS tristate "OMAP2430 and onwards" diff --git a/drivers/usb/renesas_usbhs/Kconfig b/drivers/usb/renesas_usbhs/Kconfig index 019bf7e49ee..1c4195abc10 100644 --- a/drivers/usb/renesas_usbhs/Kconfig +++ b/drivers/usb/renesas_usbhs/Kconfig @@ -4,7 +4,7 @@ config USB_RENESAS_USBHS tristate 'Renesas USBHS controller' - depends on USB_GADGET && GENERIC_HARDIRQS + depends on USB_GADGET default n help Renesas USBHS is a discrete USB host and peripheral controller chip diff --git a/drivers/vhost/scsi.c b/drivers/vhost/scsi.c index 0c27c7df1b0..4b79a1f2f90 100644 --- a/drivers/vhost/scsi.c +++ b/drivers/vhost/scsi.c @@ -1,12 +1,12 @@ /******************************************************************************* * Vhost kernel TCM fabric driver for virtio SCSI initiators * - * (C) Copyright 2010-2012 RisingTide Systems LLC. + * (C) Copyright 2010-2013 Datera, Inc. * (C) Copyright 2010-2012 IBM Corp. * * Licensed to the Linux Foundation under the General Public License (GPL) version 2. * - * Authors: Nicholas A. Bellinger <nab@risingtidesystems.com> + * Authors: Nicholas A. Bellinger <nab@daterainc.com> * Stefan Hajnoczi <stefanha@linux.vnet.ibm.com> * * This program is free software; you can redistribute it and/or modify @@ -48,12 +48,16 @@ #include <linux/virtio_scsi.h> #include <linux/llist.h> #include <linux/bitmap.h> +#include <linux/percpu_ida.h> #include "vhost.h" #define TCM_VHOST_VERSION "v0.1" #define TCM_VHOST_NAMELEN 256 #define TCM_VHOST_MAX_CDB_SIZE 32 +#define TCM_VHOST_DEFAULT_TAGS 256 +#define TCM_VHOST_PREALLOC_SGLS 2048 +#define TCM_VHOST_PREALLOC_PAGES 2048 struct vhost_scsi_inflight { /* Wait for the flush operation to finish */ @@ -79,6 +83,7 @@ struct tcm_vhost_cmd { u32 tvc_lun; /* Pointer to the SGL formatted memory from virtio-scsi */ struct scatterlist *tvc_sgl; + struct page **tvc_upages; /* Pointer to response */ struct virtio_scsi_cmd_resp __user *tvc_resp; /* Pointer to vhost_scsi for our device */ @@ -450,17 +455,16 @@ static void tcm_vhost_release_cmd(struct se_cmd *se_cmd) { struct tcm_vhost_cmd *tv_cmd = container_of(se_cmd, struct tcm_vhost_cmd, tvc_se_cmd); + struct se_session *se_sess = se_cmd->se_sess; if (tv_cmd->tvc_sgl_count) { u32 i; for (i = 0; i < tv_cmd->tvc_sgl_count; i++) put_page(sg_page(&tv_cmd->tvc_sgl[i])); - - kfree(tv_cmd->tvc_sgl); } tcm_vhost_put_inflight(tv_cmd->inflight); - kfree(tv_cmd); + percpu_ida_free(&se_sess->sess_tag_pool, se_cmd->map_tag); } static int tcm_vhost_shutdown_session(struct se_session *se_sess) @@ -704,7 +708,7 @@ static void vhost_scsi_complete_cmd_work(struct vhost_work *work) } static struct tcm_vhost_cmd * -vhost_scsi_allocate_cmd(struct vhost_virtqueue *vq, +vhost_scsi_get_tag(struct vhost_virtqueue *vq, struct tcm_vhost_tpg *tpg, struct virtio_scsi_cmd_req *v_req, u32 exp_data_len, @@ -712,18 +716,27 @@ vhost_scsi_allocate_cmd(struct vhost_virtqueue *vq, { struct tcm_vhost_cmd *cmd; struct tcm_vhost_nexus *tv_nexus; + struct se_session *se_sess; + struct scatterlist *sg; + struct page **pages; + int tag; tv_nexus = tpg->tpg_nexus; if (!tv_nexus) { pr_err("Unable to locate active struct tcm_vhost_nexus\n"); return ERR_PTR(-EIO); } + se_sess = tv_nexus->tvn_se_sess; - cmd = kzalloc(sizeof(struct tcm_vhost_cmd), GFP_ATOMIC); - if (!cmd) { - pr_err("Unable to allocate struct tcm_vhost_cmd\n"); - return ERR_PTR(-ENOMEM); - } + tag = percpu_ida_alloc(&se_sess->sess_tag_pool, GFP_KERNEL); + cmd = &((struct tcm_vhost_cmd *)se_sess->sess_cmd_map)[tag]; + sg = cmd->tvc_sgl; + pages = cmd->tvc_upages; + memset(cmd, 0, sizeof(struct tcm_vhost_cmd)); + + cmd->tvc_sgl = sg; + cmd->tvc_upages = pages; + cmd->tvc_se_cmd.map_tag = tag; cmd->tvc_tag = v_req->tag; cmd->tvc_task_attr = v_req->task_attr; cmd->tvc_exp_data_len = exp_data_len; @@ -740,7 +753,8 @@ vhost_scsi_allocate_cmd(struct vhost_virtqueue *vq, * Returns the number of scatterlist entries used or -errno on error. */ static int -vhost_scsi_map_to_sgl(struct scatterlist *sgl, +vhost_scsi_map_to_sgl(struct tcm_vhost_cmd *tv_cmd, + struct scatterlist *sgl, unsigned int sgl_count, struct iovec *iov, int write) @@ -752,13 +766,25 @@ vhost_scsi_map_to_sgl(struct scatterlist *sgl, struct page **pages; int ret, i; + if (sgl_count > TCM_VHOST_PREALLOC_SGLS) { + pr_err("vhost_scsi_map_to_sgl() psgl_count: %u greater than" + " preallocated TCM_VHOST_PREALLOC_SGLS: %u\n", + sgl_count, TCM_VHOST_PREALLOC_SGLS); + return -ENOBUFS; + } + pages_nr = iov_num_pages(iov); if (pages_nr > sgl_count) return -ENOBUFS; - pages = kmalloc(pages_nr * sizeof(struct page *), GFP_KERNEL); - if (!pages) - return -ENOMEM; + if (pages_nr > TCM_VHOST_PREALLOC_PAGES) { + pr_err("vhost_scsi_map_to_sgl() pages_nr: %u greater than" + " preallocated TCM_VHOST_PREALLOC_PAGES: %u\n", + pages_nr, TCM_VHOST_PREALLOC_PAGES); + return -ENOBUFS; + } + + pages = tv_cmd->tvc_upages; ret = get_user_pages_fast((unsigned long)ptr, pages_nr, write, pages); /* No pages were pinned */ @@ -783,7 +809,6 @@ vhost_scsi_map_to_sgl(struct scatterlist *sgl, } out: - kfree(pages); return ret; } @@ -807,24 +832,20 @@ vhost_scsi_map_iov_to_sgl(struct tcm_vhost_cmd *cmd, /* TODO overflow checking */ - sg = kmalloc(sizeof(cmd->tvc_sgl[0]) * sgl_count, GFP_ATOMIC); - if (!sg) - return -ENOMEM; - pr_debug("%s sg %p sgl_count %u is_err %d\n", __func__, - sg, sgl_count, !sg); + sg = cmd->tvc_sgl; + pr_debug("%s sg %p sgl_count %u\n", __func__, sg, sgl_count); sg_init_table(sg, sgl_count); - cmd->tvc_sgl = sg; cmd->tvc_sgl_count = sgl_count; pr_debug("Mapping %u iovecs for %u pages\n", niov, sgl_count); for (i = 0; i < niov; i++) { - ret = vhost_scsi_map_to_sgl(sg, sgl_count, &iov[i], write); + ret = vhost_scsi_map_to_sgl(cmd, sg, sgl_count, &iov[i], + write); if (ret < 0) { for (i = 0; i < cmd->tvc_sgl_count; i++) put_page(sg_page(&cmd->tvc_sgl[i])); - kfree(cmd->tvc_sgl); - cmd->tvc_sgl = NULL; + cmd->tvc_sgl_count = 0; return ret; } @@ -989,10 +1010,10 @@ vhost_scsi_handle_vq(struct vhost_scsi *vs, struct vhost_virtqueue *vq) for (i = 0; i < data_num; i++) exp_data_len += vq->iov[data_first + i].iov_len; - cmd = vhost_scsi_allocate_cmd(vq, tpg, &v_req, - exp_data_len, data_direction); + cmd = vhost_scsi_get_tag(vq, tpg, &v_req, + exp_data_len, data_direction); if (IS_ERR(cmd)) { - vq_err(vq, "vhost_scsi_allocate_cmd failed %ld\n", + vq_err(vq, "vhost_scsi_get_tag failed %ld\n", PTR_ERR(cmd)); goto err_cmd; } @@ -1654,11 +1675,31 @@ static void tcm_vhost_drop_nodeacl(struct se_node_acl *se_acl) kfree(nacl); } +static void tcm_vhost_free_cmd_map_res(struct tcm_vhost_nexus *nexus, + struct se_session *se_sess) +{ + struct tcm_vhost_cmd *tv_cmd; + unsigned int i; + + if (!se_sess->sess_cmd_map) + return; + + for (i = 0; i < TCM_VHOST_DEFAULT_TAGS; i++) { + tv_cmd = &((struct tcm_vhost_cmd *)se_sess->sess_cmd_map)[i]; + + kfree(tv_cmd->tvc_sgl); + kfree(tv_cmd->tvc_upages); + } +} + static int tcm_vhost_make_nexus(struct tcm_vhost_tpg *tpg, const char *name) { struct se_portal_group *se_tpg; + struct se_session *se_sess; struct tcm_vhost_nexus *tv_nexus; + struct tcm_vhost_cmd *tv_cmd; + unsigned int i; mutex_lock(&tpg->tv_tpg_mutex); if (tpg->tpg_nexus) { @@ -1675,14 +1716,37 @@ static int tcm_vhost_make_nexus(struct tcm_vhost_tpg *tpg, return -ENOMEM; } /* - * Initialize the struct se_session pointer + * Initialize the struct se_session pointer and setup tagpool + * for struct tcm_vhost_cmd descriptors */ - tv_nexus->tvn_se_sess = transport_init_session(); + tv_nexus->tvn_se_sess = transport_init_session_tags( + TCM_VHOST_DEFAULT_TAGS, + sizeof(struct tcm_vhost_cmd)); if (IS_ERR(tv_nexus->tvn_se_sess)) { mutex_unlock(&tpg->tv_tpg_mutex); kfree(tv_nexus); return -ENOMEM; } + se_sess = tv_nexus->tvn_se_sess; + for (i = 0; i < TCM_VHOST_DEFAULT_TAGS; i++) { + tv_cmd = &((struct tcm_vhost_cmd *)se_sess->sess_cmd_map)[i]; + + tv_cmd->tvc_sgl = kzalloc(sizeof(struct scatterlist) * + TCM_VHOST_PREALLOC_SGLS, GFP_KERNEL); + if (!tv_cmd->tvc_sgl) { + mutex_unlock(&tpg->tv_tpg_mutex); + pr_err("Unable to allocate tv_cmd->tvc_sgl\n"); + goto out; + } + + tv_cmd->tvc_upages = kzalloc(sizeof(struct page *) * + TCM_VHOST_PREALLOC_PAGES, GFP_KERNEL); + if (!tv_cmd->tvc_upages) { + mutex_unlock(&tpg->tv_tpg_mutex); + pr_err("Unable to allocate tv_cmd->tvc_upages\n"); + goto out; + } + } /* * Since we are running in 'demo mode' this call with generate a * struct se_node_acl for the tcm_vhost struct se_portal_group with @@ -1694,9 +1758,7 @@ static int tcm_vhost_make_nexus(struct tcm_vhost_tpg *tpg, mutex_unlock(&tpg->tv_tpg_mutex); pr_debug("core_tpg_check_initiator_node_acl() failed" " for %s\n", name); - transport_free_session(tv_nexus->tvn_se_sess); - kfree(tv_nexus); - return -ENOMEM; + goto out; } /* * Now register the TCM vhost virtual I_T Nexus as active with the @@ -1708,6 +1770,12 @@ static int tcm_vhost_make_nexus(struct tcm_vhost_tpg *tpg, mutex_unlock(&tpg->tv_tpg_mutex); return 0; + +out: + tcm_vhost_free_cmd_map_res(tv_nexus, se_sess); + transport_free_session(se_sess); + kfree(tv_nexus); + return -ENOMEM; } static int tcm_vhost_drop_nexus(struct tcm_vhost_tpg *tpg) @@ -1747,6 +1815,8 @@ static int tcm_vhost_drop_nexus(struct tcm_vhost_tpg *tpg) pr_debug("TCM_vhost_ConfigFS: Removing I_T Nexus to emulated" " %s Initiator Port: %s\n", tcm_vhost_dump_proto_id(tpg->tport), tv_nexus->tvn_se_sess->se_node_acl->initiatorname); + + tcm_vhost_free_cmd_map_res(tv_nexus, se_sess); /* * Release the SCSI I_T Nexus to the emulated vhost Target Port */ diff --git a/drivers/video/acornfb.c b/drivers/video/acornfb.c index 6488a7351a6..7e8346ec9cd 100644 --- a/drivers/video/acornfb.c +++ b/drivers/video/acornfb.c @@ -38,14 +38,6 @@ #include "acornfb.h" /* - * VIDC machines can't do 16 or 32BPP modes. - */ -#ifdef HAS_VIDC -#undef FBCON_HAS_CFB16 -#undef FBCON_HAS_CFB32 -#endif - -/* * Default resolution. * NOTE that it has to be supported in the table towards * the end of this file. @@ -106,238 +98,6 @@ static struct vidc_timing current_vidc; extern unsigned int vram_size; /* set by setup.c */ -#ifdef HAS_VIDC - -#define MAX_SIZE 480*1024 - -/* CTL VIDC Actual - * 24.000 0 8.000 - * 25.175 0 8.392 - * 36.000 0 12.000 - * 24.000 1 12.000 - * 25.175 1 12.588 - * 24.000 2 16.000 - * 25.175 2 16.783 - * 36.000 1 18.000 - * 24.000 3 24.000 - * 36.000 2 24.000 - * 25.175 3 25.175 - * 36.000 3 36.000 - */ -struct pixclock { - u_long min_clock; - u_long max_clock; - u_int vidc_ctl; - u_int vid_ctl; -}; - -static struct pixclock arc_clocks[] = { - /* we allow +/-1% on these */ - { 123750, 126250, VIDC_CTRL_DIV3, VID_CTL_24MHz }, /* 8.000MHz */ - { 82500, 84167, VIDC_CTRL_DIV2, VID_CTL_24MHz }, /* 12.000MHz */ - { 61875, 63125, VIDC_CTRL_DIV1_5, VID_CTL_24MHz }, /* 16.000MHz */ - { 41250, 42083, VIDC_CTRL_DIV1, VID_CTL_24MHz }, /* 24.000MHz */ -}; - -static struct pixclock * -acornfb_valid_pixrate(struct fb_var_screeninfo *var) -{ - u_long pixclock = var->pixclock; - u_int i; - - if (!var->pixclock) - return NULL; - - for (i = 0; i < ARRAY_SIZE(arc_clocks); i++) - if (pixclock > arc_clocks[i].min_clock && - pixclock < arc_clocks[i].max_clock) - return arc_clocks + i; - - return NULL; -} - -/* VIDC Rules: - * hcr : must be even (interlace, hcr/2 must be even) - * hswr : must be even - * hdsr : must be odd - * hder : must be odd - * - * vcr : must be odd - * vswr : >= 1 - * vdsr : >= 1 - * vder : >= vdsr - * if interlaced, then hcr/2 must be even - */ -static void -acornfb_set_timing(struct fb_var_screeninfo *var) -{ - struct pixclock *pclk; - struct vidc_timing vidc; - u_int horiz_correction; - u_int sync_len, display_start, display_end, cycle; - u_int is_interlaced; - u_int vid_ctl, vidc_ctl; - u_int bandwidth; - - memset(&vidc, 0, sizeof(vidc)); - - pclk = acornfb_valid_pixrate(var); - vidc_ctl = pclk->vidc_ctl; - vid_ctl = pclk->vid_ctl; - - bandwidth = var->pixclock * 8 / var->bits_per_pixel; - /* 25.175, 4bpp = 79.444ns per byte, 317.776ns per word: fifo = 2,6 */ - if (bandwidth > 143500) - vidc_ctl |= VIDC_CTRL_FIFO_3_7; - else if (bandwidth > 71750) - vidc_ctl |= VIDC_CTRL_FIFO_2_6; - else if (bandwidth > 35875) - vidc_ctl |= VIDC_CTRL_FIFO_1_5; - else - vidc_ctl |= VIDC_CTRL_FIFO_0_4; - - switch (var->bits_per_pixel) { - case 1: - horiz_correction = 19; - vidc_ctl |= VIDC_CTRL_1BPP; - break; - - case 2: - horiz_correction = 11; - vidc_ctl |= VIDC_CTRL_2BPP; - break; - - case 4: - horiz_correction = 7; - vidc_ctl |= VIDC_CTRL_4BPP; - break; - - default: - case 8: - horiz_correction = 5; - vidc_ctl |= VIDC_CTRL_8BPP; - break; - } - - if (var->sync & FB_SYNC_COMP_HIGH_ACT) /* should be FB_SYNC_COMP */ - vidc_ctl |= VIDC_CTRL_CSYNC; - else { - if (!(var->sync & FB_SYNC_HOR_HIGH_ACT)) - vid_ctl |= VID_CTL_HS_NHSYNC; - - if (!(var->sync & FB_SYNC_VERT_HIGH_ACT)) - vid_ctl |= VID_CTL_VS_NVSYNC; - } - - sync_len = var->hsync_len; - display_start = sync_len + var->left_margin; - display_end = display_start + var->xres; - cycle = display_end + var->right_margin; - - /* if interlaced, then hcr/2 must be even */ - is_interlaced = (var->vmode & FB_VMODE_MASK) == FB_VMODE_INTERLACED; - - if (is_interlaced) { - vidc_ctl |= VIDC_CTRL_INTERLACE; - if (cycle & 2) { - cycle += 2; - var->right_margin += 2; - } - } - - vidc.h_cycle = (cycle - 2) / 2; - vidc.h_sync_width = (sync_len - 2) / 2; - vidc.h_border_start = (display_start - 1) / 2; - vidc.h_display_start = (display_start - horiz_correction) / 2; - vidc.h_display_end = (display_end - horiz_correction) / 2; - vidc.h_border_end = (display_end - 1) / 2; - vidc.h_interlace = (vidc.h_cycle + 1) / 2; - - sync_len = var->vsync_len; - display_start = sync_len + var->upper_margin; - display_end = display_start + var->yres; - cycle = display_end + var->lower_margin; - - if (is_interlaced) - cycle = (cycle - 3) / 2; - else - cycle = cycle - 1; - - vidc.v_cycle = cycle; - vidc.v_sync_width = sync_len - 1; - vidc.v_border_start = display_start - 1; - vidc.v_display_start = vidc.v_border_start; - vidc.v_display_end = display_end - 1; - vidc.v_border_end = vidc.v_display_end; - - if (machine_is_a5k()) - __raw_writeb(vid_ctl, IOEB_VID_CTL); - - if (memcmp(¤t_vidc, &vidc, sizeof(vidc))) { - current_vidc = vidc; - - vidc_writel(0xe0000000 | vidc_ctl); - vidc_writel(0x80000000 | (vidc.h_cycle << 14)); - vidc_writel(0x84000000 | (vidc.h_sync_width << 14)); - vidc_writel(0x88000000 | (vidc.h_border_start << 14)); - vidc_writel(0x8c000000 | (vidc.h_display_start << 14)); - vidc_writel(0x90000000 | (vidc.h_display_end << 14)); - vidc_writel(0x94000000 | (vidc.h_border_end << 14)); - vidc_writel(0x98000000); - vidc_writel(0x9c000000 | (vidc.h_interlace << 14)); - vidc_writel(0xa0000000 | (vidc.v_cycle << 14)); - vidc_writel(0xa4000000 | (vidc.v_sync_width << 14)); - vidc_writel(0xa8000000 | (vidc.v_border_start << 14)); - vidc_writel(0xac000000 | (vidc.v_display_start << 14)); - vidc_writel(0xb0000000 | (vidc.v_display_end << 14)); - vidc_writel(0xb4000000 | (vidc.v_border_end << 14)); - vidc_writel(0xb8000000); - vidc_writel(0xbc000000); - } -#ifdef DEBUG_MODE_SELECTION - printk(KERN_DEBUG "VIDC registers for %dx%dx%d:\n", var->xres, - var->yres, var->bits_per_pixel); - printk(KERN_DEBUG " H-cycle : %d\n", vidc.h_cycle); - printk(KERN_DEBUG " H-sync-width : %d\n", vidc.h_sync_width); - printk(KERN_DEBUG " H-border-start : %d\n", vidc.h_border_start); - printk(KERN_DEBUG " H-display-start : %d\n", vidc.h_display_start); - printk(KERN_DEBUG " H-display-end : %d\n", vidc.h_display_end); - printk(KERN_DEBUG " H-border-end : %d\n", vidc.h_border_end); - printk(KERN_DEBUG " H-interlace : %d\n", vidc.h_interlace); - printk(KERN_DEBUG " V-cycle : %d\n", vidc.v_cycle); - printk(KERN_DEBUG " V-sync-width : %d\n", vidc.v_sync_width); - printk(KERN_DEBUG " V-border-start : %d\n", vidc.v_border_start); - printk(KERN_DEBUG " V-display-start : %d\n", vidc.v_display_start); - printk(KERN_DEBUG " V-display-end : %d\n", vidc.v_display_end); - printk(KERN_DEBUG " V-border-end : %d\n", vidc.v_border_end); - printk(KERN_DEBUG " VIDC Ctrl (E) : 0x%08X\n", vidc_ctl); - printk(KERN_DEBUG " IOEB Ctrl : 0x%08X\n", vid_ctl); -#endif -} - -static int -acornfb_setcolreg(u_int regno, u_int red, u_int green, u_int blue, - u_int trans, struct fb_info *info) -{ - union palette pal; - - if (regno >= current_par.palette_size) - return 1; - - pal.p = 0; - pal.vidc.reg = regno; - pal.vidc.red = red >> 12; - pal.vidc.green = green >> 12; - pal.vidc.blue = blue >> 12; - - current_par.palette[regno] = pal; - - vidc_writel(pal.p); - - return 0; -} -#endif - #ifdef HAS_VIDC20 #include <mach/acornfb.h> @@ -634,16 +394,7 @@ acornfb_adjust_timing(struct fb_info *info, struct fb_var_screeninfo *var, u_int /* hsync_len must be even */ var->hsync_len = (var->hsync_len + 1) & ~1; -#ifdef HAS_VIDC - /* left_margin must be odd */ - if ((var->left_margin & 1) == 0) { - var->left_margin -= 1; - var->right_margin += 1; - } - - /* right_margin must be odd */ - var->right_margin |= 1; -#elif defined(HAS_VIDC20) +#if defined(HAS_VIDC20) /* left_margin must be even */ if (var->left_margin & 1) { var->left_margin += 1; @@ -787,11 +538,7 @@ static int acornfb_set_par(struct fb_info *info) break; case 8: current_par.palette_size = VIDC_PALETTE_SIZE; -#ifdef HAS_VIDC - info->fix.visual = FB_VISUAL_STATIC_PSEUDOCOLOR; -#else info->fix.visual = FB_VISUAL_PSEUDOCOLOR; -#endif break; #ifdef HAS_VIDC20 case 16: @@ -971,9 +718,6 @@ static void acornfb_init_fbinfo(void) #if defined(HAS_VIDC20) fb_info.var.red.length = 8; fb_info.var.transp.length = 4; -#elif defined(HAS_VIDC) - fb_info.var.red.length = 4; - fb_info.var.transp.length = 1; #endif fb_info.var.green = fb_info.var.red; fb_info.var.blue = fb_info.var.red; @@ -1310,14 +1054,6 @@ static int acornfb_probe(struct platform_device *dev) fb_info.fix.smem_start = handle; } #endif -#if defined(HAS_VIDC) - /* - * Archimedes/A5000 machines use a fixed address for their - * framebuffers. Free unused pages - */ - free_unused_pages(PAGE_OFFSET + size, PAGE_OFFSET + MAX_SIZE); -#endif - fb_info.fix.smem_len = size; current_par.palette_size = VIDC_PALETTE_SIZE; diff --git a/drivers/video/acornfb.h b/drivers/video/acornfb.h index fb2a7fffe50..175c8ff3367 100644 --- a/drivers/video/acornfb.h +++ b/drivers/video/acornfb.h @@ -13,10 +13,6 @@ #include <asm/hardware/iomd.h> #define VIDC_PALETTE_SIZE 256 #define VIDC_NAME "VIDC20" -#elif defined(HAS_VIDC) -#include <asm/hardware/memc.h> -#define VIDC_PALETTE_SIZE 16 -#define VIDC_NAME "VIDC" #endif #define EXTEND8(x) ((x)|(x)<<8) @@ -101,31 +97,6 @@ struct modex_params { const struct modey_params *modey; }; -#ifdef HAS_VIDC - -#define VID_CTL_VS_NVSYNC (1 << 3) -#define VID_CTL_HS_NHSYNC (1 << 2) -#define VID_CTL_24MHz (0) -#define VID_CTL_25MHz (1) -#define VID_CTL_36MHz (2) - -#define VIDC_CTRL_CSYNC (1 << 7) -#define VIDC_CTRL_INTERLACE (1 << 6) -#define VIDC_CTRL_FIFO_0_4 (0 << 4) -#define VIDC_CTRL_FIFO_1_5 (1 << 4) -#define VIDC_CTRL_FIFO_2_6 (2 << 4) -#define VIDC_CTRL_FIFO_3_7 (3 << 4) -#define VIDC_CTRL_1BPP (0 << 2) -#define VIDC_CTRL_2BPP (1 << 2) -#define VIDC_CTRL_4BPP (2 << 2) -#define VIDC_CTRL_8BPP (3 << 2) -#define VIDC_CTRL_DIV3 (0 << 0) -#define VIDC_CTRL_DIV2 (1 << 0) -#define VIDC_CTRL_DIV1_5 (2 << 0) -#define VIDC_CTRL_DIV1 (3 << 0) - -#endif - #ifdef HAS_VIDC20 /* * VIDC20 registers diff --git a/drivers/video/logo/logo_linux_clut224.ppm b/drivers/video/logo/logo_linux_clut224.ppm index 285d552089f..3c14e43b82f 100644 --- a/drivers/video/logo/logo_linux_clut224.ppm +++ b/drivers/video/logo/logo_linux_clut224.ppm @@ -1,883 +1,1604 @@ P3 +# Standard 224-color Linux logo 80 80 255 -0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 -0 0 0 0 0 0 0 0 0 0 0 0 11 15 17 33 49 54 59 85 92 73 97 106 -83 116 129 105 131 142 115 114 122 74 88 93 20 29 31 0 0 0 0 0 0 0 0 0 -0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 -0 0 0 0 0 0 0 0 0 0 0 0 6 6 6 6 6 6 10 10 10 10 10 10 -10 10 10 6 6 6 6 6 6 6 6 6 0 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0 0 0 + 0 0 0 0 0 0 0 0 0 0 0 0 diff --git a/drivers/w1/masters/Kconfig b/drivers/w1/masters/Kconfig index 2bd1257dcc1..efc7f075fcb 100644 --- a/drivers/w1/masters/Kconfig +++ b/drivers/w1/masters/Kconfig @@ -42,7 +42,7 @@ config W1_MASTER_MXC config W1_MASTER_DS1WM tristate "Maxim DS1WM 1-wire busmaster" - depends on W1 && GENERIC_HARDIRQS + depends on W1 help Say Y here to enable the DS1WM 1-wire driver, such as that in HP iPAQ devices like h5xxx, h2200, and ASIC3-based like diff --git a/drivers/w1/masters/mxc_w1.c b/drivers/w1/masters/mxc_w1.c index 47e12cfc2a5..15c7251b055 100644 --- a/drivers/w1/masters/mxc_w1.c +++ b/drivers/w1/masters/mxc_w1.c @@ -152,8 +152,6 @@ static int mxc_w1_remove(struct platform_device *pdev) clk_disable_unprepare(mdev->clk); - platform_set_drvdata(pdev, NULL); - return 0; } diff --git a/drivers/w1/w1.c b/drivers/w1/w1.c index 22013ca2119..c7c64f18773 100644 --- a/drivers/w1/w1.c +++ b/drivers/w1/w1.c @@ -234,9 +234,11 @@ static ssize_t w1_master_attribute_store_search(struct device * dev, { long tmp; struct w1_master *md = dev_to_w1_master(dev); + int ret; - if (strict_strtol(buf, 0, &tmp) == -EINVAL) - return -EINVAL; + ret = kstrtol(buf, 0, &tmp); + if (ret) + return ret; mutex_lock(&md->mutex); md->search_count = tmp; @@ -266,9 +268,11 @@ static ssize_t w1_master_attribute_store_pullup(struct device *dev, { long tmp; struct w1_master *md = dev_to_w1_master(dev); + int ret; - if (strict_strtol(buf, 0, &tmp) == -EINVAL) - return -EINVAL; + ret = kstrtol(buf, 0, &tmp); + if (ret) + return ret; mutex_lock(&md->mutex); md->enable_pullup = tmp; diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig index 362085d7ad8..d1d53f301de 100644 --- a/drivers/watchdog/Kconfig +++ b/drivers/watchdog/Kconfig @@ -290,6 +290,16 @@ config ORION_WATCHDOG To compile this driver as a module, choose M here: the module will be called orion_wdt. +config SUNXI_WATCHDOG + tristate "Allwinner SoCs watchdog support" + depends on ARCH_SUNXI + select WATCHDOG_CORE + help + Say Y here to include support for the watchdog timer + in Allwinner SoCs. + To compile this driver as a module, choose M here: the + module will be called sunxi_wdt. + config COH901327_WATCHDOG bool "ST-Ericsson COH 901 327 watchdog" depends on ARCH_U300 diff --git a/drivers/watchdog/Makefile b/drivers/watchdog/Makefile index 2f26a0b47dd..6c5bb274d3c 100644 --- a/drivers/watchdog/Makefile +++ b/drivers/watchdog/Makefile @@ -46,6 +46,7 @@ obj-$(CONFIG_PNX4008_WATCHDOG) += pnx4008_wdt.o obj-$(CONFIG_IOP_WATCHDOG) += iop_wdt.o obj-$(CONFIG_DAVINCI_WATCHDOG) += davinci_wdt.o obj-$(CONFIG_ORION_WATCHDOG) += orion_wdt.o +obj-$(CONFIG_SUNXI_WATCHDOG) += sunxi_wdt.o obj-$(CONFIG_COH901327_WATCHDOG) += coh901327_wdt.o obj-$(CONFIG_STMP3XXX_RTC_WATCHDOG) += stmp3xxx_rtc_wdt.o obj-$(CONFIG_NUC900_WATCHDOG) += nuc900_wdt.o diff --git a/drivers/watchdog/ar7_wdt.c b/drivers/watchdog/ar7_wdt.c index 2f3cc8fb471..b3709f9cf5b 100644 --- a/drivers/watchdog/ar7_wdt.c +++ b/drivers/watchdog/ar7_wdt.c @@ -280,11 +280,6 @@ static int ar7_wdt_probe(struct platform_device *pdev) ar7_regs_wdt = platform_get_resource_byname(pdev, IORESOURCE_MEM, "regs"); - if (!ar7_regs_wdt) { - pr_err("could not get registers resource\n"); - return -ENODEV; - } - ar7_wdt = devm_ioremap_resource(&pdev->dev, ar7_regs_wdt); if (IS_ERR(ar7_wdt)) return PTR_ERR(ar7_wdt); diff --git a/drivers/watchdog/hpwdt.c b/drivers/watchdog/hpwdt.c index de7e4f49722..5be5e3d14f7 100644 --- a/drivers/watchdog/hpwdt.c +++ b/drivers/watchdog/hpwdt.c @@ -162,7 +162,8 @@ extern asmlinkage void asminline_call(struct cmn_registers *pi86Regs, #define HPWDT_ARCH 32 asm(".text \n\t" - ".align 4 \n" + ".align 4 \n\t" + ".globl asminline_call \n" "asminline_call: \n\t" "pushl %ebp \n\t" "movl %esp, %ebp \n\t" @@ -352,7 +353,8 @@ static int detect_cru_service(void) #define HPWDT_ARCH 64 asm(".text \n\t" - ".align 4 \n" + ".align 4 \n\t" + ".globl asminline_call \n" "asminline_call: \n\t" "pushq %rbp \n\t" "movq %rsp, %rbp \n\t" diff --git a/drivers/watchdog/nuc900_wdt.c b/drivers/watchdog/nuc900_wdt.c index e2b6d2cf5c9..b15b6efd91a 100644 --- a/drivers/watchdog/nuc900_wdt.c +++ b/drivers/watchdog/nuc900_wdt.c @@ -256,11 +256,6 @@ static int nuc900wdt_probe(struct platform_device *pdev) spin_lock_init(&nuc900_wdt->wdt_lock); res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (res == NULL) { - dev_err(&pdev->dev, "no memory resource specified\n"); - return -ENOENT; - } - nuc900_wdt->wdt_base = devm_ioremap_resource(&pdev->dev, res); if (IS_ERR(nuc900_wdt->wdt_base)) return PTR_ERR(nuc900_wdt->wdt_base); diff --git a/drivers/watchdog/s3c2410_wdt.c b/drivers/watchdog/s3c2410_wdt.c index 6a22cf5d35b..23aad7c6bf5 100644 --- a/drivers/watchdog/s3c2410_wdt.c +++ b/drivers/watchdog/s3c2410_wdt.c @@ -84,13 +84,17 @@ MODULE_PARM_DESC(soft_noboot, "Watchdog action, set to 1 to ignore reboots, " "0 to reboot (default 0)"); MODULE_PARM_DESC(debug, "Watchdog debug, set to >1 for debug (default 0)"); -static struct device *wdt_dev; /* platform device attached to */ -static struct resource *wdt_mem; -static struct resource *wdt_irq; -static struct clk *wdt_clock; -static void __iomem *wdt_base; -static unsigned int wdt_count; -static DEFINE_SPINLOCK(wdt_lock); +struct s3c2410_wdt { + struct device *dev; + struct clk *clock; + void __iomem *reg_base; + unsigned int count; + spinlock_t lock; + unsigned long wtcon_save; + unsigned long wtdat_save; + struct watchdog_device wdt_device; + struct notifier_block freq_transition; +}; /* watchdog control routines */ @@ -102,29 +106,38 @@ do { \ /* functions */ +static inline struct s3c2410_wdt *freq_to_wdt(struct notifier_block *nb) +{ + return container_of(nb, struct s3c2410_wdt, freq_transition); +} + static int s3c2410wdt_keepalive(struct watchdog_device *wdd) { - spin_lock(&wdt_lock); - writel(wdt_count, wdt_base + S3C2410_WTCNT); - spin_unlock(&wdt_lock); + struct s3c2410_wdt *wdt = watchdog_get_drvdata(wdd); + + spin_lock(&wdt->lock); + writel(wdt->count, wdt->reg_base + S3C2410_WTCNT); + spin_unlock(&wdt->lock); return 0; } -static void __s3c2410wdt_stop(void) +static void __s3c2410wdt_stop(struct s3c2410_wdt *wdt) { unsigned long wtcon; - wtcon = readl(wdt_base + S3C2410_WTCON); + wtcon = readl(wdt->reg_base + S3C2410_WTCON); wtcon &= ~(S3C2410_WTCON_ENABLE | S3C2410_WTCON_RSTEN); - writel(wtcon, wdt_base + S3C2410_WTCON); + writel(wtcon, wdt->reg_base + S3C2410_WTCON); } static int s3c2410wdt_stop(struct watchdog_device *wdd) { - spin_lock(&wdt_lock); - __s3c2410wdt_stop(); - spin_unlock(&wdt_lock); + struct s3c2410_wdt *wdt = watchdog_get_drvdata(wdd); + + spin_lock(&wdt->lock); + __s3c2410wdt_stop(wdt); + spin_unlock(&wdt->lock); return 0; } @@ -132,12 +145,13 @@ static int s3c2410wdt_stop(struct watchdog_device *wdd) static int s3c2410wdt_start(struct watchdog_device *wdd) { unsigned long wtcon; + struct s3c2410_wdt *wdt = watchdog_get_drvdata(wdd); - spin_lock(&wdt_lock); + spin_lock(&wdt->lock); - __s3c2410wdt_stop(); + __s3c2410wdt_stop(wdt); - wtcon = readl(wdt_base + S3C2410_WTCON); + wtcon = readl(wdt->reg_base + S3C2410_WTCON); wtcon |= S3C2410_WTCON_ENABLE | S3C2410_WTCON_DIV128; if (soft_noboot) { @@ -148,25 +162,26 @@ static int s3c2410wdt_start(struct watchdog_device *wdd) wtcon |= S3C2410_WTCON_RSTEN; } - DBG("%s: wdt_count=0x%08x, wtcon=%08lx\n", - __func__, wdt_count, wtcon); + DBG("%s: count=0x%08x, wtcon=%08lx\n", + __func__, wdt->count, wtcon); - writel(wdt_count, wdt_base + S3C2410_WTDAT); - writel(wdt_count, wdt_base + S3C2410_WTCNT); - writel(wtcon, wdt_base + S3C2410_WTCON); - spin_unlock(&wdt_lock); + writel(wdt->count, wdt->reg_base + S3C2410_WTDAT); + writel(wdt->count, wdt->reg_base + S3C2410_WTCNT); + writel(wtcon, wdt->reg_base + S3C2410_WTCON); + spin_unlock(&wdt->lock); return 0; } -static inline int s3c2410wdt_is_running(void) +static inline int s3c2410wdt_is_running(struct s3c2410_wdt *wdt) { - return readl(wdt_base + S3C2410_WTCON) & S3C2410_WTCON_ENABLE; + return readl(wdt->reg_base + S3C2410_WTCON) & S3C2410_WTCON_ENABLE; } static int s3c2410wdt_set_heartbeat(struct watchdog_device *wdd, unsigned timeout) { - unsigned long freq = clk_get_rate(wdt_clock); + struct s3c2410_wdt *wdt = watchdog_get_drvdata(wdd); + unsigned long freq = clk_get_rate(wdt->clock); unsigned int count; unsigned int divisor = 1; unsigned long wtcon; @@ -192,7 +207,7 @@ static int s3c2410wdt_set_heartbeat(struct watchdog_device *wdd, unsigned timeou } if ((count / divisor) >= 0x10000) { - dev_err(wdt_dev, "timeout %d too big\n", timeout); + dev_err(wdt->dev, "timeout %d too big\n", timeout); return -EINVAL; } } @@ -201,15 +216,15 @@ static int s3c2410wdt_set_heartbeat(struct watchdog_device *wdd, unsigned timeou __func__, timeout, divisor, count, count/divisor); count /= divisor; - wdt_count = count; + wdt->count = count; /* update the pre-scaler */ - wtcon = readl(wdt_base + S3C2410_WTCON); + wtcon = readl(wdt->reg_base + S3C2410_WTCON); wtcon &= ~S3C2410_WTCON_PRESCALE_MASK; wtcon |= S3C2410_WTCON_PRESCALE(divisor-1); - writel(count, wdt_base + S3C2410_WTDAT); - writel(wtcon, wdt_base + S3C2410_WTCON); + writel(count, wdt->reg_base + S3C2410_WTDAT); + writel(wtcon, wdt->reg_base + S3C2410_WTCON); wdd->timeout = (count * divisor) / freq; @@ -242,21 +257,23 @@ static struct watchdog_device s3c2410_wdd = { static irqreturn_t s3c2410wdt_irq(int irqno, void *param) { - dev_info(wdt_dev, "watchdog timer expired (irq)\n"); + struct s3c2410_wdt *wdt = platform_get_drvdata(param); + + dev_info(wdt->dev, "watchdog timer expired (irq)\n"); - s3c2410wdt_keepalive(&s3c2410_wdd); + s3c2410wdt_keepalive(&wdt->wdt_device); return IRQ_HANDLED; } - #ifdef CONFIG_CPU_FREQ static int s3c2410wdt_cpufreq_transition(struct notifier_block *nb, unsigned long val, void *data) { int ret; + struct s3c2410_wdt *wdt = freq_to_wdt(nb); - if (!s3c2410wdt_is_running()) + if (!s3c2410wdt_is_running(wdt)) goto done; if (val == CPUFREQ_PRECHANGE) { @@ -265,14 +282,15 @@ static int s3c2410wdt_cpufreq_transition(struct notifier_block *nb, * the watchdog is running. */ - s3c2410wdt_keepalive(&s3c2410_wdd); + s3c2410wdt_keepalive(&wdt->wdt_device); } else if (val == CPUFREQ_POSTCHANGE) { - s3c2410wdt_stop(&s3c2410_wdd); + s3c2410wdt_stop(&wdt->wdt_device); - ret = s3c2410wdt_set_heartbeat(&s3c2410_wdd, s3c2410_wdd.timeout); + ret = s3c2410wdt_set_heartbeat(&wdt->wdt_device, + wdt->wdt_device.timeout); if (ret >= 0) - s3c2410wdt_start(&s3c2410_wdd); + s3c2410wdt_start(&wdt->wdt_device); else goto err; } @@ -281,34 +299,35 @@ done: return 0; err: - dev_err(wdt_dev, "cannot set new value for timeout %d\n", - s3c2410_wdd.timeout); + dev_err(wdt->dev, "cannot set new value for timeout %d\n", + wdt->wdt_device.timeout); return ret; } -static struct notifier_block s3c2410wdt_cpufreq_transition_nb = { - .notifier_call = s3c2410wdt_cpufreq_transition, -}; - -static inline int s3c2410wdt_cpufreq_register(void) +static inline int s3c2410wdt_cpufreq_register(struct s3c2410_wdt *wdt) { - return cpufreq_register_notifier(&s3c2410wdt_cpufreq_transition_nb, + wdt->freq_transition.notifier_call = s3c2410wdt_cpufreq_transition; + + return cpufreq_register_notifier(&wdt->freq_transition, CPUFREQ_TRANSITION_NOTIFIER); } -static inline void s3c2410wdt_cpufreq_deregister(void) +static inline void s3c2410wdt_cpufreq_deregister(struct s3c2410_wdt *wdt) { - cpufreq_unregister_notifier(&s3c2410wdt_cpufreq_transition_nb, + wdt->freq_transition.notifier_call = s3c2410wdt_cpufreq_transition; + + cpufreq_unregister_notifier(&wdt->freq_transition, CPUFREQ_TRANSITION_NOTIFIER); } #else -static inline int s3c2410wdt_cpufreq_register(void) + +static inline int s3c2410wdt_cpufreq_register(struct s3c2410_wdt *wdt) { return 0; } -static inline void s3c2410wdt_cpufreq_deregister(void) +static inline void s3c2410wdt_cpufreq_deregister(struct s3c2410_wdt *wdt) { } #endif @@ -316,6 +335,9 @@ static inline void s3c2410wdt_cpufreq_deregister(void) static int s3c2410wdt_probe(struct platform_device *pdev) { struct device *dev; + struct s3c2410_wdt *wdt; + struct resource *wdt_mem; + struct resource *wdt_irq; unsigned int wtcon; int started = 0; int ret; @@ -323,13 +345,14 @@ static int s3c2410wdt_probe(struct platform_device *pdev) DBG("%s: probe=%p\n", __func__, pdev); dev = &pdev->dev; - wdt_dev = &pdev->dev; - wdt_mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (wdt_mem == NULL) { - dev_err(dev, "no memory resource specified\n"); - return -ENOENT; - } + wdt = devm_kzalloc(dev, sizeof(*wdt), GFP_KERNEL); + if (!wdt) + return -ENOMEM; + + wdt->dev = &pdev->dev; + spin_lock_init(&wdt->lock); + wdt->wdt_device = s3c2410_wdd; wdt_irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0); if (wdt_irq == NULL) { @@ -339,35 +362,40 @@ static int s3c2410wdt_probe(struct platform_device *pdev) } /* get the memory region for the watchdog timer */ - wdt_base = devm_ioremap_resource(dev, wdt_mem); - if (IS_ERR(wdt_base)) { - ret = PTR_ERR(wdt_base); + wdt_mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); + wdt->reg_base = devm_ioremap_resource(dev, wdt_mem); + if (IS_ERR(wdt->reg_base)) { + ret = PTR_ERR(wdt->reg_base); goto err; } - DBG("probe: mapped wdt_base=%p\n", wdt_base); + DBG("probe: mapped reg_base=%p\n", wdt->reg_base); - wdt_clock = devm_clk_get(dev, "watchdog"); - if (IS_ERR(wdt_clock)) { + wdt->clock = devm_clk_get(dev, "watchdog"); + if (IS_ERR(wdt->clock)) { dev_err(dev, "failed to find watchdog clock source\n"); - ret = PTR_ERR(wdt_clock); + ret = PTR_ERR(wdt->clock); goto err; } - clk_prepare_enable(wdt_clock); + clk_prepare_enable(wdt->clock); - ret = s3c2410wdt_cpufreq_register(); + ret = s3c2410wdt_cpufreq_register(wdt); if (ret < 0) { dev_err(dev, "failed to register cpufreq\n"); goto err_clk; } + watchdog_set_drvdata(&wdt->wdt_device, wdt); + /* see if we can actually set the requested timer margin, and if * not, try the default value */ - watchdog_init_timeout(&s3c2410_wdd, tmr_margin, &pdev->dev); - if (s3c2410wdt_set_heartbeat(&s3c2410_wdd, s3c2410_wdd.timeout)) { - started = s3c2410wdt_set_heartbeat(&s3c2410_wdd, + watchdog_init_timeout(&wdt->wdt_device, tmr_margin, &pdev->dev); + ret = s3c2410wdt_set_heartbeat(&wdt->wdt_device, + wdt->wdt_device.timeout); + if (ret) { + started = s3c2410wdt_set_heartbeat(&wdt->wdt_device, CONFIG_S3C2410_WATCHDOG_DEFAULT_TIME); if (started == 0) @@ -386,9 +414,9 @@ static int s3c2410wdt_probe(struct platform_device *pdev) goto err_cpufreq; } - watchdog_set_nowayout(&s3c2410_wdd, nowayout); + watchdog_set_nowayout(&wdt->wdt_device, nowayout); - ret = watchdog_register_device(&s3c2410_wdd); + ret = watchdog_register_device(&wdt->wdt_device); if (ret) { dev_err(dev, "cannot register watchdog (%d)\n", ret); goto err_cpufreq; @@ -396,18 +424,20 @@ static int s3c2410wdt_probe(struct platform_device *pdev) if (tmr_atboot && started == 0) { dev_info(dev, "starting watchdog timer\n"); - s3c2410wdt_start(&s3c2410_wdd); + s3c2410wdt_start(&wdt->wdt_device); } else if (!tmr_atboot) { /* if we're not enabling the watchdog, then ensure it is * disabled if it has been left running from the bootloader * or other source */ - s3c2410wdt_stop(&s3c2410_wdd); + s3c2410wdt_stop(&wdt->wdt_device); } + platform_set_drvdata(pdev, wdt); + /* print out a statement of readiness */ - wtcon = readl(wdt_base + S3C2410_WTCON); + wtcon = readl(wdt->reg_base + S3C2410_WTCON); dev_info(dev, "watchdog %sactive, reset %sabled, irq %sabled\n", (wtcon & S3C2410_WTCON_ENABLE) ? "" : "in", @@ -417,64 +447,64 @@ static int s3c2410wdt_probe(struct platform_device *pdev) return 0; err_cpufreq: - s3c2410wdt_cpufreq_deregister(); + s3c2410wdt_cpufreq_deregister(wdt); err_clk: - clk_disable_unprepare(wdt_clock); - wdt_clock = NULL; + clk_disable_unprepare(wdt->clock); + wdt->clock = NULL; err: - wdt_irq = NULL; - wdt_mem = NULL; return ret; } static int s3c2410wdt_remove(struct platform_device *dev) { - watchdog_unregister_device(&s3c2410_wdd); + struct s3c2410_wdt *wdt = platform_get_drvdata(dev); - s3c2410wdt_cpufreq_deregister(); + watchdog_unregister_device(&wdt->wdt_device); - clk_disable_unprepare(wdt_clock); - wdt_clock = NULL; + s3c2410wdt_cpufreq_deregister(wdt); + + clk_disable_unprepare(wdt->clock); + wdt->clock = NULL; - wdt_irq = NULL; - wdt_mem = NULL; return 0; } static void s3c2410wdt_shutdown(struct platform_device *dev) { - s3c2410wdt_stop(&s3c2410_wdd); + struct s3c2410_wdt *wdt = platform_get_drvdata(dev); + + s3c2410wdt_stop(&wdt->wdt_device); } #ifdef CONFIG_PM_SLEEP -static unsigned long wtcon_save; -static unsigned long wtdat_save; - static int s3c2410wdt_suspend(struct device *dev) { + struct s3c2410_wdt *wdt = dev_get_drvdata(dev); + /* Save watchdog state, and turn it off. */ - wtcon_save = readl(wdt_base + S3C2410_WTCON); - wtdat_save = readl(wdt_base + S3C2410_WTDAT); + wdt->wtcon_save = readl(wdt->reg_base + S3C2410_WTCON); + wdt->wtdat_save = readl(wdt->reg_base + S3C2410_WTDAT); /* Note that WTCNT doesn't need to be saved. */ - s3c2410wdt_stop(&s3c2410_wdd); + s3c2410wdt_stop(&wdt->wdt_device); return 0; } static int s3c2410wdt_resume(struct device *dev) { - /* Restore watchdog state. */ + struct s3c2410_wdt *wdt = dev_get_drvdata(dev); - writel(wtdat_save, wdt_base + S3C2410_WTDAT); - writel(wtdat_save, wdt_base + S3C2410_WTCNT); /* Reset count */ - writel(wtcon_save, wdt_base + S3C2410_WTCON); + /* Restore watchdog state. */ + writel(wdt->wtdat_save, wdt->reg_base + S3C2410_WTDAT); + writel(wdt->wtdat_save, wdt->reg_base + S3C2410_WTCNT);/* Reset count */ + writel(wdt->wtcon_save, wdt->reg_base + S3C2410_WTCON); dev_info(dev, "watchdog %sabled\n", - (wtcon_save & S3C2410_WTCON_ENABLE) ? "en" : "dis"); + (wdt->wtcon_save & S3C2410_WTCON_ENABLE) ? "en" : "dis"); return 0; } diff --git a/drivers/watchdog/sunxi_wdt.c b/drivers/watchdog/sunxi_wdt.c new file mode 100644 index 00000000000..1f94b42764a --- /dev/null +++ b/drivers/watchdog/sunxi_wdt.c @@ -0,0 +1,237 @@ +/* + * sunxi Watchdog Driver + * + * Copyright (c) 2013 Carlo Caione + * 2012 Henrik Nordstrom + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + * + * Based on xen_wdt.c + * (c) Copyright 2010 Novell, Inc. + */ + +#include <linux/clk.h> +#include <linux/err.h> +#include <linux/init.h> +#include <linux/io.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/of.h> +#include <linux/platform_device.h> +#include <linux/types.h> +#include <linux/watchdog.h> + +#define WDT_MAX_TIMEOUT 16 +#define WDT_MIN_TIMEOUT 1 +#define WDT_MODE_TIMEOUT(n) ((n) << 3) +#define WDT_TIMEOUT_MASK WDT_MODE_TIMEOUT(0x0F) + +#define WDT_CTRL 0x00 +#define WDT_CTRL_RELOAD ((1 << 0) | (0x0a57 << 1)) + +#define WDT_MODE 0x04 +#define WDT_MODE_EN (1 << 0) +#define WDT_MODE_RST_EN (1 << 1) + +#define DRV_NAME "sunxi-wdt" +#define DRV_VERSION "1.0" + +static bool nowayout = WATCHDOG_NOWAYOUT; +static unsigned int timeout = WDT_MAX_TIMEOUT; + +struct sunxi_wdt_dev { + struct watchdog_device wdt_dev; + void __iomem *wdt_base; +}; + +/* + * wdt_timeout_map maps the watchdog timer interval value in seconds to + * the value of the register WDT_MODE bit 3:6 + * + * [timeout seconds] = register value + * + */ + +static const int wdt_timeout_map[] = { + [1] = 0b0001, /* 1s */ + [2] = 0b0010, /* 2s */ + [3] = 0b0011, /* 3s */ + [4] = 0b0100, /* 4s */ + [5] = 0b0101, /* 5s */ + [6] = 0b0110, /* 6s */ + [8] = 0b0111, /* 8s */ + [10] = 0b1000, /* 10s */ + [12] = 0b1001, /* 12s */ + [14] = 0b1010, /* 14s */ + [16] = 0b1011, /* 16s */ +}; + +static int sunxi_wdt_ping(struct watchdog_device *wdt_dev) +{ + struct sunxi_wdt_dev *sunxi_wdt = watchdog_get_drvdata(wdt_dev); + void __iomem *wdt_base = sunxi_wdt->wdt_base; + + iowrite32(WDT_CTRL_RELOAD, wdt_base + WDT_CTRL); + + return 0; +} + +static int sunxi_wdt_set_timeout(struct watchdog_device *wdt_dev, + unsigned int timeout) +{ + struct sunxi_wdt_dev *sunxi_wdt = watchdog_get_drvdata(wdt_dev); + void __iomem *wdt_base = sunxi_wdt->wdt_base; + u32 reg; + + if (wdt_timeout_map[timeout] == 0) + timeout++; + + sunxi_wdt->wdt_dev.timeout = timeout; + + reg = ioread32(wdt_base + WDT_MODE); + reg &= ~WDT_TIMEOUT_MASK; + reg |= WDT_MODE_TIMEOUT(wdt_timeout_map[timeout]); + iowrite32(reg, wdt_base + WDT_MODE); + + sunxi_wdt_ping(wdt_dev); + + return 0; +} + +static int sunxi_wdt_stop(struct watchdog_device *wdt_dev) +{ + struct sunxi_wdt_dev *sunxi_wdt = watchdog_get_drvdata(wdt_dev); + void __iomem *wdt_base = sunxi_wdt->wdt_base; + + iowrite32(0, wdt_base + WDT_MODE); + + return 0; +} + +static int sunxi_wdt_start(struct watchdog_device *wdt_dev) +{ + u32 reg; + struct sunxi_wdt_dev *sunxi_wdt = watchdog_get_drvdata(wdt_dev); + void __iomem *wdt_base = sunxi_wdt->wdt_base; + int ret; + + ret = sunxi_wdt_set_timeout(&sunxi_wdt->wdt_dev, + sunxi_wdt->wdt_dev.timeout); + if (ret < 0) + return ret; + + reg = ioread32(wdt_base + WDT_MODE); + reg |= (WDT_MODE_RST_EN | WDT_MODE_EN); + iowrite32(reg, wdt_base + WDT_MODE); + + return 0; +} + +static const struct watchdog_info sunxi_wdt_info = { + .identity = DRV_NAME, + .options = WDIOF_SETTIMEOUT | + WDIOF_KEEPALIVEPING | + WDIOF_MAGICCLOSE, +}; + +static const struct watchdog_ops sunxi_wdt_ops = { + .owner = THIS_MODULE, + .start = sunxi_wdt_start, + .stop = sunxi_wdt_stop, + .ping = sunxi_wdt_ping, + .set_timeout = sunxi_wdt_set_timeout, +}; + +static int __init sunxi_wdt_probe(struct platform_device *pdev) +{ + struct sunxi_wdt_dev *sunxi_wdt; + struct resource *res; + int err; + + sunxi_wdt = devm_kzalloc(&pdev->dev, sizeof(*sunxi_wdt), GFP_KERNEL); + if (!sunxi_wdt) + return -EINVAL; + + platform_set_drvdata(pdev, sunxi_wdt); + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + sunxi_wdt->wdt_base = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(sunxi_wdt->wdt_base)) + return PTR_ERR(sunxi_wdt->wdt_base); + + sunxi_wdt->wdt_dev.info = &sunxi_wdt_info; + sunxi_wdt->wdt_dev.ops = &sunxi_wdt_ops; + sunxi_wdt->wdt_dev.timeout = WDT_MAX_TIMEOUT; + sunxi_wdt->wdt_dev.max_timeout = WDT_MAX_TIMEOUT; + sunxi_wdt->wdt_dev.min_timeout = WDT_MIN_TIMEOUT; + sunxi_wdt->wdt_dev.parent = &pdev->dev; + + watchdog_init_timeout(&sunxi_wdt->wdt_dev, timeout, &pdev->dev); + watchdog_set_nowayout(&sunxi_wdt->wdt_dev, nowayout); + + watchdog_set_drvdata(&sunxi_wdt->wdt_dev, sunxi_wdt); + + sunxi_wdt_stop(&sunxi_wdt->wdt_dev); + + err = watchdog_register_device(&sunxi_wdt->wdt_dev); + if (unlikely(err)) + return err; + + dev_info(&pdev->dev, "Watchdog enabled (timeout=%d sec, nowayout=%d)", + sunxi_wdt->wdt_dev.timeout, nowayout); + + return 0; +} + +static int __exit sunxi_wdt_remove(struct platform_device *pdev) +{ + struct sunxi_wdt_dev *sunxi_wdt = platform_get_drvdata(pdev); + + watchdog_unregister_device(&sunxi_wdt->wdt_dev); + watchdog_set_drvdata(&sunxi_wdt->wdt_dev, NULL); + + return 0; +} + +static void sunxi_wdt_shutdown(struct platform_device *pdev) +{ + struct sunxi_wdt_dev *sunxi_wdt = platform_get_drvdata(pdev); + + sunxi_wdt_stop(&sunxi_wdt->wdt_dev); +} + +static const struct of_device_id sunxi_wdt_dt_ids[] = { + { .compatible = "allwinner,sun4i-wdt" }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(of, sunxi_wdt_dt_ids); + +static struct platform_driver sunxi_wdt_driver = { + .probe = sunxi_wdt_probe, + .remove = sunxi_wdt_remove, + .shutdown = sunxi_wdt_shutdown, + .driver = { + .owner = THIS_MODULE, + .name = DRV_NAME, + .of_match_table = of_match_ptr(sunxi_wdt_dt_ids) + }, +}; + +module_platform_driver(sunxi_wdt_driver); + +module_param(timeout, uint, 0); +MODULE_PARM_DESC(timeout, "Watchdog heartbeat in seconds"); + +module_param(nowayout, bool, 0); +MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started " + "(default=" __MODULE_STRING(WATCHDOG_NOWAYOUT) ")"); + +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Carlo Caione <carlo.caione@gmail.com>"); +MODULE_AUTHOR("Henrik Nordstrom <henrik@henriknordstrom.net>"); +MODULE_DESCRIPTION("sunxi WatchDog Timer Driver"); +MODULE_VERSION(DRV_VERSION); diff --git a/drivers/watchdog/ts72xx_wdt.c b/drivers/watchdog/ts72xx_wdt.c index 4da59b4d73f..42913f131dc 100644 --- a/drivers/watchdog/ts72xx_wdt.c +++ b/drivers/watchdog/ts72xx_wdt.c @@ -403,21 +403,11 @@ static int ts72xx_wdt_probe(struct platform_device *pdev) } r1 = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!r1) { - dev_err(&pdev->dev, "failed to get memory resource\n"); - return -ENODEV; - } - wdt->control_reg = devm_ioremap_resource(&pdev->dev, r1); if (IS_ERR(wdt->control_reg)) return PTR_ERR(wdt->control_reg); r2 = platform_get_resource(pdev, IORESOURCE_MEM, 1); - if (!r2) { - dev_err(&pdev->dev, "failed to get memory resource\n"); - return -ENODEV; - } - wdt->feed_reg = devm_ioremap_resource(&pdev->dev, r2); if (IS_ERR(wdt->feed_reg)) return PTR_ERR(wdt->feed_reg); diff --git a/drivers/xen/balloon.c b/drivers/xen/balloon.c index 3101cf6daf5..a50c6e3a7cc 100644 --- a/drivers/xen/balloon.c +++ b/drivers/xen/balloon.c @@ -349,8 +349,6 @@ static enum bp_state increase_reservation(unsigned long nr_pages) BUG_ON(page == NULL); pfn = page_to_pfn(page); - BUG_ON(!xen_feature(XENFEAT_auto_translated_physmap) && - phys_to_machine_mapping_valid(pfn)); set_phys_to_machine(pfn, frame_list[i]); @@ -380,6 +378,7 @@ static enum bp_state decrease_reservation(unsigned long nr_pages, gfp_t gfp) enum bp_state state = BP_DONE; unsigned long pfn, i; struct page *page; + struct page *scratch_page; int ret; struct xen_memory_reservation reservation = { .address_bits = 0, @@ -399,6 +398,8 @@ static enum bp_state decrease_reservation(unsigned long nr_pages, gfp_t gfp) if (nr_pages > ARRAY_SIZE(frame_list)) nr_pages = ARRAY_SIZE(frame_list); + scratch_page = get_balloon_scratch_page(); + for (i = 0; i < nr_pages; i++) { page = alloc_page(gfp); if (page == NULL) { @@ -416,7 +417,7 @@ static enum bp_state decrease_reservation(unsigned long nr_pages, gfp_t gfp) if (xen_pv_domain() && !PageHighMem(page)) { ret = HYPERVISOR_update_va_mapping( (unsigned long)__va(pfn << PAGE_SHIFT), - pfn_pte(page_to_pfn(__get_cpu_var(balloon_scratch_page)), + pfn_pte(page_to_pfn(scratch_page), PAGE_KERNEL_RO), 0); BUG_ON(ret); } @@ -432,14 +433,14 @@ static enum bp_state decrease_reservation(unsigned long nr_pages, gfp_t gfp) pfn = mfn_to_pfn(frame_list[i]); if (!xen_feature(XENFEAT_auto_translated_physmap)) { unsigned long p; - struct page *pg; - pg = __get_cpu_var(balloon_scratch_page); - p = page_to_pfn(pg); + p = page_to_pfn(scratch_page); __set_phys_to_machine(pfn, pfn_to_mfn(p)); } balloon_append(pfn_to_page(pfn)); } + put_balloon_scratch_page(); + set_xen_guest_handle(reservation.extent_start, frame_list); reservation.nr_extents = nr_pages; ret = HYPERVISOR_memory_op(XENMEM_decrease_reservation, &reservation); |