/* * QLogic Fibre Channel HBA Driver * Copyright (c) 2003-2011 QLogic Corporation * * See LICENSE.qla2xxx for copyright and licensing details. */ #include "qla_def.h" #include #include #include #include static int qla24xx_vport_disable(struct fc_vport *, bool); /* SYSFS attributes --------------------------------------------------------- */ static ssize_t qla2x00_sysfs_read_fw_dump(struct file *filp, struct kobject *kobj, struct bin_attribute *bin_attr, char *buf, loff_t off, size_t count) { struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, struct device, kobj))); struct qla_hw_data *ha = vha->hw; int rval = 0; if (ha->fw_dump_reading == 0) return 0; if (IS_QLA82XX(ha)) { if (off < ha->md_template_size) { rval = memory_read_from_buffer(buf, count, &off, ha->md_tmplt_hdr, ha->md_template_size); return rval; } off -= ha->md_template_size; rval = memory_read_from_buffer(buf, count, &off, ha->md_dump, ha->md_dump_size); return rval; } else return memory_read_from_buffer(buf, count, &off, ha->fw_dump, ha->fw_dump_len); } static ssize_t qla2x00_sysfs_write_fw_dump(struct file *filp, struct kobject *kobj, struct bin_attribute *bin_attr, char *buf, loff_t off, size_t count) { struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, struct device, kobj))); struct qla_hw_data *ha = vha->hw; int reading; if (off != 0) return (0); reading = simple_strtol(buf, NULL, 10); switch (reading) { case 0: if (!ha->fw_dump_reading) break; ql_log(ql_log_info, vha, 0x705d, "Firmware dump cleared on (%ld).\n", vha->host_no); if (IS_QLA82XX(vha->hw)) { qla82xx_md_free(vha); qla82xx_md_prep(vha); } ha->fw_dump_reading = 0; ha->fw_dumped = 0; break; case 1: if (ha->fw_dumped && !ha->fw_dump_reading) { ha->fw_dump_reading = 1; ql_log(ql_log_info, vha, 0x705e, "Raw firmware dump ready for read on (%ld).\n", vha->host_no); } break; case 2: qla2x00_alloc_fw_dump(vha); break; case 3: if (IS_QLA82XX(ha)) { qla82xx_idc_lock(ha); qla82xx_set_reset_owner(vha); qla82xx_idc_unlock(ha); } else qla2x00_system_error(vha); break; case 4: if (IS_QLA82XX(ha)) { if (ha->md_tmplt_hdr) ql_dbg(ql_dbg_user, vha, 0x705b, "MiniDump supported with this firmware.\n"); else ql_dbg(ql_dbg_user, vha, 0x709d, "MiniDump not supported with this firmware.\n"); } break; case 5: if (IS_QLA82XX(ha)) set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); break; } return -EINVAL; } static struct bin_attribute sysfs_fw_dump_attr = { .attr = { .name = "fw_dump", .mode = S_IRUSR | S_IWUSR, }, .size = 0, .read = qla2x00_sysfs_read_fw_dump, .write = qla2x00_sysfs_write_fw_dump, }; static ssize_t qla2x00_sysfs_read_nvram(struct file *filp, struct kobject *kobj, struct bin_attribute *bin_attr, char *buf, loff_t off, size_t count) { struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, struct device, kobj))); struct qla_hw_data *ha = vha->hw; if (!capable(CAP_SYS_ADMIN)) return 0; if (IS_NOCACHE_VPD_TYPE(ha)) ha->isp_ops->read_optrom(vha, ha->nvram, ha->flt_region_nvram << 2, ha->nvram_size); return memory_read_from_buffer(buf, count, &off, ha->nvram, ha->nvram_size); } static ssize_t qla2x00_sysfs_write_nvram(struct file *filp, struct kobject *kobj, struct bin_attribute *bin_attr, char *buf, loff_t off, size_t count) { struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, struct device, kobj))); struct qla_hw_data *ha = vha->hw; uint16_t cnt; if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->nvram_size || !ha->isp_ops->write_nvram) return -EINVAL; /* Checksum NVRAM. */ if (IS_FWI2_CAPABLE(ha)) { uint32_t *iter; uint32_t chksum; iter = (uint32_t *)buf; chksum = 0; for (cnt = 0; cnt < ((count >> 2) - 1); cnt++) chksum += le32_to_cpu(*iter++); chksum = ~chksum + 1; *iter = cpu_to_le32(chksum); } else { uint8_t *iter; uint8_t chksum; iter = (uint8_t *)buf; chksum = 0; for (cnt = 0; cnt < count - 1; cnt++) chksum += *iter++; chksum = ~chksum + 1; *iter = chksum; } if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) { ql_log(ql_log_warn, vha, 0x705f, "HBA not online, failing NVRAM update.\n"); return -EAGAIN; } /* Write NVRAM. */ ha->isp_ops->write_nvram(vha, (uint8_t *)buf, ha->nvram_base, count); ha->isp_ops->read_nvram(vha, (uint8_t *)ha->nvram, ha->nvram_base, count); ql_dbg(ql_dbg_user, vha, 0x7060, "Setting ISP_ABORT_NEEDED\n"); /* NVRAM settings take effect immediately. */ set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); qla2xxx_wake_dpc(vha); qla2x00_wait_for_chip_reset(vha); return count; } static struct bin_attribute sysfs_nvram_attr = { .attr = { .name = "nvram", .mode = S_IRUSR | S_IWUSR, }, .size = 512, .read = qla2x00_sysfs_read_nvram, .write = qla2x00_sysfs_write_nvram, }; static ssize_t qla2x00_sysfs_read_optrom(struct file *filp, struct kobject *kobj, struct bin_attribute *bin_attr, char *buf, loff_t off, size_t count) { struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, struct device, kobj))); struct qla_hw_data *ha = vha->hw; if (ha->optrom_state != QLA_SREADING) return 0; return memory_read_from_buffer(buf, count, &off, ha->optrom_buffer, ha->optrom_region_size); } static ssize_t qla2x00_sysfs_write_optrom(struct file *filp, struct kobject *kobj, struct bin_attribute *bin_attr, char *buf, loff_t off, size_t count) { struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, struct device, kobj))); struct qla_hw_data *ha = vha->hw; if (ha->optrom_state != QLA_SWRITING) return -EINVAL; if (off > ha->optrom_region_size) return -ERANGE; if (off + count > ha->optrom_region_size) count = ha->optrom_region_size - off; memcpy(&ha->optrom_buffer[off], buf, count); return count; } static struct bin_attribute sysfs_optrom_attr = { .attr = { .name = "optrom", .mode = S_IRUSR | S_IWUSR, }, .size = 0, .read = qla2x00_sysfs_read_optrom, .write = qla2x00_sysfs_write_optrom, }; static ssize_t qla2x00_sysfs_write_optrom_ctl(struct file *filp, struct kobject *kobj, struct bin_attribute *bin_attr, char *buf, loff_t off, size_t count) { struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, struct device, kobj))); struct qla_hw_data *ha = vha->hw; uint32_t start = 0; uint32_t size = ha->optrom_size; int val, valid; if (off) return -EINVAL; if (unlikely(pci_channel_offline(ha->pdev))) return -EAGAIN; if (sscanf(buf, "%d:%x:%x", &val, &start, &size) < 1) return -EINVAL; if (start > ha->optrom_size) return -EINVAL; switch (val) { case 0: if (ha->optrom_state != QLA_SREADING && ha->optrom_state != QLA_SWRITING) return -EINVAL; ha->optrom_state = QLA_SWAITING; ql_dbg(ql_dbg_user, vha, 0x7061, "Freeing flash region allocation -- 0x%x bytes.\n", ha->optrom_region_size); vfree(ha->optrom_buffer); ha->optrom_buffer = NULL; break; case 1: if (ha->optrom_state != QLA_SWAITING) return -EINVAL; ha->optrom_region_start = start; ha->optrom_region_size = start + size > ha->optrom_size ? ha->optrom_size - start : size; ha->optrom_state = QLA_SREADING; ha->optrom_buffer = vmalloc(ha->optrom_region_size); if (ha->optrom_buffer == NULL) { ql_log(ql_log_warn, vha, 0x7062, "Unable to allocate memory for optrom retrieval " "(%x).\n", ha->optrom_region_size); ha->optrom_state = QLA_SWAITING; return -ENOMEM; } if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) { ql_log(ql_log_warn, vha, 0x7063, "HBA not online, failing NVRAM update.\n"); return -EAGAIN; } ql_dbg(ql_dbg_user, vha, 0x7064, "Reading flash region -- 0x%x/0x%x.\n", ha->optrom_region_start, ha->optrom_region_size); memset(ha->optrom_buffer, 0, ha->optrom_region_size); ha->isp_ops->read_optrom(vha, ha->optrom_buffer, ha->optrom_region_start, ha->optrom_region_size); break; case 2: if (ha->optrom_state != QLA_SWAITING) return -EINVAL; /* * We need to be more restrictive on which FLASH regions are * allowed to be updated via user-space. Regions accessible * via this method include: * * ISP21xx/ISP22xx/ISP23xx type boards: * * 0x000000 -> 0x020000 -- Boot code. * * ISP2322/ISP24xx type boards: * * 0x000000 -> 0x07ffff -- Boot code. * 0x080000 -> 0x0fffff -- Firmware. * * ISP25xx type boards: * * 0x000000 -> 0x07ffff -- Boot code. * 0x080000 -> 0x0fffff -- Firmware. * 0x120000 -> 0x12ffff -- VPD and HBA parameters. */ valid = 0; if (ha->optrom_size == OPTROM_SIZE_2300 && start == 0) valid = 1; else if (start == (ha->flt_region_boot * 4) || start == (ha->flt_region_fw * 4)) valid = 1; else if (IS_QLA25XX(ha) || IS_QLA8XXX_TYPE(ha)) valid = 1; if (!valid) { ql_log(ql_log_warn, vha, 0x7065, "Invalid start region 0x%x/0x%x.\n", start, size); return -EINVAL; } ha->optrom_region_start = start; ha->optrom_region_size = start + size > ha->optrom_size ? ha->optrom_size - start : size; ha->optrom_state = QLA_SWRITING; ha->optrom_buffer = vmalloc(ha->optrom_region_size); if (ha->optrom_buffer == NULL) { ql_log(ql_log_warn, vha, 0x7066, "Unable to allocate memory for optrom update " "(%x)\n", ha->optrom_region_size); ha->optrom_state = QLA_SWAITING; return -ENOMEM; } ql_dbg(ql_dbg_user, vha, 0x7067, "Staging flash region write -- 0x%x/0x%x.\n", ha->optrom_region_start, ha->optrom_region_size); memset(ha->optrom_buffer, 0, ha->optrom_region_size); break; case 3: if (ha->optrom_state != QLA_SWRITING) return -ENOMEM; if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) { ql_log(ql_log_warn, vha, 0x7068, "HBA not online, failing flash update.\n"); return -EAGAIN; } ql_dbg(ql_dbg_user, vha, 0x7069, "Writing flash region -- 0x%x/0x%x.\n", ha->optrom_region_start, ha->optrom_region_size); ha->isp_ops->write_optrom(vha, ha->optrom_buffer, ha->optrom_region_start, ha->optrom_region_size); break; default: return -EINVAL; } return count; } static struct bin_attribute sysfs_optrom_ctl_attr = { .attr = { .name = "optrom_ctl", .mode = S_IWUSR, }, .size = 0, .write = qla2x00_sysfs_write_optrom_ctl, }; static ssize_t qla2x00_sysfs_read_vpd(struct file *filp, struct kobject *kobj, struct bin_attribute *bin_attr, char *buf, loff_t off, size_t count) { struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, struct device, kobj))); struct qla_hw_data *ha = vha->hw; if (unlikely(pci_channel_offline(ha->pdev))) return -EAGAIN; if (!capable(CAP_SYS_ADMIN)) return -EINVAL; if (IS_NOCACHE_VPD_TYPE(ha)) ha->isp_ops->read_optrom(vha, ha->vpd, ha->flt_region_vpd << 2, ha->vpd_size); return memory_read_from_buffer(buf, count, &off, ha->vpd, ha->vpd_size); } static ssize_t qla2x00_sysfs_write_vpd(struct file *filp, struct kobject *kobj, struct bin_attribute *bin_attr, char *buf, loff_t off, size_t count) { struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, struct device, kobj))); struct qla_hw_data *ha = vha->hw; uint8_t *tmp_data; if (unlikely(pci_channel_offline(ha->pdev))) return 0; if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->vpd_size || !ha->isp_ops->write_nvram) return 0; if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) { ql_log(ql_log_warn, vha, 0x706a, "HBA not online, failing VPD update.\n"); return -EAGAIN; } /* Write NVRAM. */ ha->isp_ops->write_nvram(vha, (uint8_t *)buf, ha->vpd_base, count); ha->isp_ops->read_nvram(vha, (uint8_t *)ha->vpd, ha->vpd_base, count); /* Update flash version information for 4Gb & above. */ if (!IS_FWI2_CAPABLE(ha)) return -EINVAL; tmp_data = vmalloc(256); if (!tmp_data) { ql_log(ql_log_warn, vha, 0x706b, "Unable to allocate memory for VPD information update.\n"); return -ENOMEM; } ha->isp_ops->get_flash_version(vha, tmp_data); vfree(tmp_data); return count; } static struct bin_attribute sysfs_vpd_attr = { .attr = { .name = "vpd", .mode = S_IRUSR | S_IWUSR, }, .size = 0, .read = qla2x00_sysfs_read_vpd, .write = qla2x00_sysfs_write_vpd, }; static ssize_t qla2x00_sysfs_read_sfp(struct file *filp, struct kobject *kobj, struct bin_attribute *bin_attr, char *buf, loff_t off, size_t count) { struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, struct device, kobj))); struct qla_hw_data *ha = vha->hw; uint16_t iter, addr, offset; int rval; if (!capable(CAP_SYS_ADMIN) || off != 0 || count != SFP_DEV_SIZE * 2) return 0; if (ha->sfp_data) goto do_read; ha->sfp_data = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &ha->sfp_data_dma); if (!ha->sfp_data) { ql_log(ql_log_warn, vha, 0x706c, "Unable to allocate memory for SFP read-data.\n"); return 0; } do_read: memset(ha->sfp_data, 0, SFP_BLOCK_SIZE); addr = 0xa0; for (iter = 0, offset = 0; iter < (SFP_DEV_SIZE * 2) / SFP_BLOCK_SIZE; iter++, offset += SFP_BLOCK_SIZE) { if (iter == 4) { /* Skip to next device address. */ addr = 0xa2; offset = 0; } rval = qla2x00_read_sfp(vha, ha->sfp_data_dma, ha->sfp_data, addr, offset, SFP_BLOCK_SIZE, 0); if (rval != QLA_SUCCESS) { ql_log(ql_log_warn, vha, 0x706d, "Unable to read SFP data (%x/%x/%x).\n", rval, addr, offset); return -EIO; } memcpy(buf, ha->sfp_data, SFP_BLOCK_SIZE); buf += SFP_BLOCK_SIZE; } return count; } static struct bin_attribute sysfs_sfp_attr = { .attr = { .name = "sfp", .mode = S_IRUSR | S_IWUSR, }, .size = SFP_DEV_SIZE * 2, .read = qla2x00_sysfs_read_sfp, }; static ssize_t qla2x00_sysfs_write_reset(struct file *filp, struct kobject *kobj, struct bin_attribute *bin_attr, char *buf, loff_t off, size_t count) { struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, struct device, kobj))); struct qla_hw_data *ha = vha->hw; struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); int type; if (off != 0) return -EINVAL; type = simple_strtol(buf, NULL, 10); switch (type) { case 0x2025c: ql_log(ql_log_info, vha, 0x706e, "Issuing ISP reset.\n"); scsi_block_requests(vha->host); set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); if (IS_QLA82XX(ha)) { qla82xx_idc_lock(ha); qla82xx_set_reset_owner(vha); qla82xx_idc_unlock(ha); } qla2xxx_wake_dpc(vha); qla2x00_wait_for_chip_reset(vha); scsi_unblock_requests(vha->host); break; case 0x2025d: if (!IS_QLA81XX(ha)) return -EPERM; ql_log(ql_log_info, vha, 0x706f, "Issuing MPI reset.\n"); /* Make sure FC side is not in reset */ qla2x00_wait_for_hba_online(vha); /* Issue MPI reset */ scsi_block_requests(vha->host); if (qla81xx_restart_mpi_firmware(vha) != QLA_SUCCESS) ql_log(ql_log_warn, vha, 0x7070, "MPI reset failed.\n"); scsi_unblock_requests(vha->host); break; case 0x2025e: if (!IS_QLA82XX(ha) || vha != base_vha) { ql_log(ql_log_info, vha, 0x7071, "FCoE ctx reset no supported.\n"); return -EPERM; } ql_log(ql_log_info, vha, 0x7072, "Issuing FCoE ctx reset.\n"); set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags); qla2xxx_wake_dpc(vha); qla2x00_wait_for_fcoe_ctx_reset(vha); break; } return count; } static struct bin_attribute sysfs_reset_attr = { .attr = { .name = "reset", .mode = S_IWUSR, }, .size = 0, .write = qla2x00_sysfs_write_reset, }; static ssize_t qla2x00_sysfs_write_edc(struct file *filp, struct kobject *kobj, struct bin_attribute *bin_attr, char *buf, loff_t off, size_t count) { struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, struct device, kobj))); struct qla_hw_data *ha = vha->hw; uint16_t dev, adr, opt, len; int rval; ha->edc_data_len = 0; if (!capable(CAP_SYS_ADMIN) || off != 0 || count < 8) return -EINVAL; if (!ha->edc_data) { ha->edc_data = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &ha->edc_data_dma); if (!ha->edc_data) { ql_log(ql_log_warn, vha, 0x7073, "Unable to allocate memory for EDC write.\n"); return -ENOMEM; } } dev = le16_to_cpup((void *)&buf[0]); adr = le16_to_cpup((void *)&buf[2]); opt = le16_to_cpup((void *)&buf[4]); len = le16_to_cpup((void *)&buf[6]); if (!(opt & BIT_0)) if (len == 0 || len > DMA_POOL_SIZE || len > count - 8) return -EINVAL; memcpy(ha->edc_data, &buf[8], len); rval = qla2x00_write_sfp(vha, ha->edc_data_dma, ha->edc_data, dev, adr, len, opt); if (rval != QLA_SUCCESS) { ql_log(ql_log_warn, vha, 0x7074, "Unable to write EDC (%x) %02x:%04x:%02x:%02hhx\n", rval, dev, adr, opt, len, buf[8]); return -EIO; } return count; } static struct bin_attribute sysfs_edc_attr = { .attr = { .name = "edc", .mode = S_IWUSR, }, .size = 0, .write = qla2x00_sysfs_write_edc, }; static ssize_t qla2x00_sysfs_write_edc_status(struct file *filp, struct kobject *kobj, struct bin_attribute *bin_attr, char *buf, loff_t off, size_t count) { struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, struct device, kobj))); struct qla_hw_data *ha = vha->hw; uint16_t dev, adr, opt, len; int rval; ha->edc_data_len = 0; if (!capable(CAP_SYS_ADMIN) || off != 0 || count < 8) return -EINVAL; if (!ha->edc_data) { ha->edc_data = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &ha->edc_data_dma); if (!ha->edc_data) { ql_log(ql_log_warn, vha, 0x708c, "Unable to allocate memory for EDC status.\n"); return -ENOMEM; } } dev = le16_to_cpup((void *)&buf[0]); adr = le16_to_cpup((void *)&buf[2]); opt = le16_to_cpup((void *)&buf[4]); len = le16_to_cpup((void *)&buf[6]); if (!(opt & BIT_0)) if (len == 0 || len > DMA_POOL_SIZE) return -EINVAL; memset(ha->edc_data, 0, len); rval = qla2x00_read_sfp(vha, ha->edc_data_dma, ha->edc_data, dev, adr, len, opt); if (rval != QLA_SUCCESS) { ql_log(ql_log_info, vha, 0x7075, "Unable to write EDC status (%x) %02x:%04x:%02x.\n", rval, dev, adr, opt, len); return -EIO; } ha->edc_data_len = len; return count; } static ssize_t qla2x00_sysfs_read_edc_status(struct file *filp, struct kobject *kobj, struct bin_attribute *bin_attr, char *buf, loff_t off, size_t count) { struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, struct device, kobj))); struct qla_hw_data *ha = vha->hw; if (!capable(CAP_SYS_ADMIN) || off != 0 || count == 0) return 0; if (!ha->edc_data || ha->edc_data_len == 0 || ha->edc_data_len > count) return -EINVAL; memcpy(buf, ha->edc_data, ha->edc_data_len); return ha->edc_data_len; } static struct bin_attribute sysfs_edc_status_attr = { .attr = { .name = "edc_status", .mode = S_IRUSR | S_IWUSR, }, .size = 0, .write = qla2x00_sysfs_write_edc_status, .read = qla2x00_sysfs_read_edc_status, }; static ssize_t qla2x00_sysfs_read_xgmac_stats(struct file *filp, struct kobject *kobj, struct bin_attribute *bin_attr, char *buf, loff_t off, size_t count) { struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, struct device, kobj))); struct qla_hw_data *ha = vha->hw; int rval; uint16_t actual_size; if (!capable(CAP_SYS_ADMIN) || off != 0 || count > XGMAC_DATA_SIZE) return 0; if (ha->xgmac_data) goto do_read; ha->xgmac_data = dma_alloc_coherent(&ha->pdev->dev, XGMAC_DATA_SIZE, &ha->xgmac_data_dma, GFP_KERNEL); if (!ha->xgmac_data) { ql_log(ql_log_warn, vha, 0x7076, "Unable to allocate memory for XGMAC read-data.\n"); return 0; } do_read: actual_size = 0; memset(ha->xgmac_data, 0, XGMAC_DATA_SIZE); rval = qla2x00_get_xgmac_stats(vha, ha->xgmac_data_dma, XGMAC_DATA_SIZE, &actual_size); if (rval != QLA_SUCCESS) { ql_log(ql_log_warn, vha, 0x7077, "Unable to read XGMAC data (%x).\n", rval); count = 0; } count = actual_size > count ? count: actual_size; memcpy(buf, ha->xgmac_data, count); return count; } static struct bin_attribute sysfs_xgmac_stats_attr = { .attr = { .name = "xgmac_stats", .mode = S_IRUSR, }, .size = 0, .read = qla2x00_sysfs_read_xgmac_stats, }; static ssize_t qla2x00_sysfs_read_dcbx_tlv(struct file *filp, struct kobject *kobj, struct bin_attribute *bin_attr, char *buf, loff_t off, size_t count) { struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, struct device, kobj))); struct qla_hw_data *ha = vha->hw; int rval; uint16_t actual_size; if (!capable(CAP_SYS_ADMIN) || off != 0 || count > DCBX_TLV_DATA_SIZE) return 0; if (ha->dcbx_tlv) goto do_read; ha->dcbx_tlv = dma_alloc_coherent(&ha->pdev->dev, DCBX_TLV_DATA_SIZE, &ha->dcbx_tlv_dma, GFP_KERNEL); if (!ha->dcbx_tlv) { ql_log(ql_log_warn, vha, 0x7078, "Unable to allocate memory for DCBX TLV read-data.\n"); return -ENOMEM; } do_read: actual_size = 0; memset(ha->dcbx_tlv, 0, DCBX_TLV_DATA_SIZE); rval = qla2x00_get_dcbx_params(vha, ha->dcbx_tlv_dma, DCBX_TLV_DATA_SIZE); if (rval != QLA_SUCCESS) { ql_log(ql_log_warn, vha, 0x7079, "Unable to read DCBX TLV (%x).\n", rval); return -EIO; } memcpy(buf, ha->dcbx_tlv, count); return count; } static struct bin_attribute sysfs_dcbx_tlv_attr = { .attr = { .name = "dcbx_tlv", .mode = S_IRUSR, }, .size = 0, .read = qla2x00_sysfs_read_dcbx_tlv, }; static struct sysfs_entry { char *name; struct bin_attribute *attr; int is4GBp_only; } bin_file_entries[] = { { "fw_dump", &sysfs_fw_dump_attr, }, { "nvram", &sysfs_nvram_attr, }, { "optrom", &sysfs_optrom_attr, }, { "optrom_ctl", &sysfs_optrom_ctl_attr, }, { "vpd", &sysfs_vpd_attr, 1 }, { "sfp", &sysfs_sfp_attr, 1 }, { "reset", &sysfs_reset_attr, }, { "edc", &sysfs_edc_attr, 2 }, { "edc_status", &sysfs_edc_status_attr, 2 }, { "xgmac_stats", &sysfs_xgmac_stats_attr, 3 }, { "dcbx_tlv", &sysfs_dcbx_tlv_attr, 3 }, { NULL }, }; void qla2x00_alloc_sysfs_attr(scsi_qla_host_t *vha) { struct Scsi_Host *host = vha->host; struct sysfs_entry *iter; int ret; for (iter = bin_file_entries; iter->name; iter++) { if (iter->is4GBp_only && !IS_FWI2_CAPABLE(vha->hw)) continue; if (iter->is4GBp_only == 2 && !IS_QLA25XX(vha->hw)) continue; if (iter->is4GBp_only == 3 && !(IS_QLA8XXX_TYPE(vha->hw))) continue; ret = sysfs_create_bin_file(&host->shost_gendev.kobj, iter->attr); if (ret) ql_log(ql_log_warn, vha, 0x00f3, "Unable to create sysfs %s binary attribute (%d).\n", iter->name, ret); else ql_dbg(ql_dbg_init, vha, 0x00f4, "Successfully created sysfs %s binary attribure.\n", iter->name); } } void qla2x00_free_sysfs_attr(scsi_qla_host_t *vha) { struct Scsi_Host *host = vha->host; struct sysfs_entry *iter; struct qla_hw_data *ha = vha->hw; for (iter = bin_file_entries; iter->name; iter++) { if (iter->is4GBp_only && !IS_FWI2_CAPABLE(ha)) continue; if (iter->is4GBp_only == 2 && !IS_QLA25XX(ha)) continue; if (iter->is4GBp_only == 3 && !!(IS_QLA8XXX_TYPE(vha->hw))) continue; sysfs_remove_bin_file(&host->shost_gendev.kobj, iter->attr); } if (ha->beacon_blink_led == 1) ha->isp_ops->beacon_off(vha); } /* Scsi_Host attributes. */ static ssize_t qla2x00_drvr_version_show(struct device *dev, struct device_attribute *attr, char *buf) { return snprintf(buf, PAGE_SIZE, "%s\n", qla2x00_version_str); } static ssize_t qla2x00_fw_version_show(struct device *dev, struct device_attribute *attr, char *buf) { scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); struct qla_hw_data *ha = vha->hw; char fw_str[128]; return snprintf(buf, PAGE_SIZE, "%s\n", ha->isp_ops->fw_version_str(vha, fw_str)); } static ssize_t qla2x00_serial_num_show(struct device *dev, struct device_attribute *attr, char *buf) { scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); struct qla_hw_data *ha = vha->hw; uint32_t sn; if (IS_FWI2_CAPABLE(ha)) { qla2xxx_get_vpd_field(vha, "SN", buf, PAGE_SIZE); return snprintf(buf, PAGE_SIZE, "%s\n", buf); } sn = ((ha->serial0 & 0x1f) << 16) | (ha->serial2 << 8) | ha->serial1; return snprintf(buf, PAGE_SIZE, "%c%05d\n", 'A' + sn / 100000, sn % 100000); } static ssize_t qla2x00_isp_name_show(struct device *dev, struct device_attribute *attr, char *buf) { scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); return snprintf(buf, PAGE_SIZE, "ISP%04X\n", vha->hw->pdev->device); } static ssize_t qla2x00_isp_id_show(struct device *dev, struct device_attribute *attr, char *buf) { scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); struct qla_hw_data *ha = vha->hw; return snprintf(buf, PAGE_SIZE, "%04x %04x %04x %04x\n", ha->product_id[0], ha->product_id[1], ha->product_id[2], ha->product_id[3]); } static ssize_t qla2x00_model_name_show(struct device *dev, struct device_attribute *attr, char *buf) { scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); return snprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_number); } static ssize_t qla2x00_model_desc_show(struct device *dev, struct device_attribute *attr, char *buf) { scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); return snprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_desc ? vha->hw->model_desc : ""); } static ssize_t qla2x00_pci_info_show(struct device *dev, struct device_attribute *attr, char *buf) { scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); char pci_info[30]; return snprintf(buf, PAGE_SIZE, "%s\n", vha->hw->isp_ops->pci_info_str(vha, pci_info)); } static ssize_t qla2x00_link_state_show(struct device *dev, struct device_attribute *attr, char *buf) { scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); struct qla_hw_data *ha = vha->hw; int len = 0; if (atomic_read(&vha->loop_state) == LOOP_DOWN || atomic_read(&vha->loop_state) == LOOP_DEAD || vha->device_flags & DFLG_NO_CABLE) len = snprintf(buf, PAGE_SIZE, "Link Down\n"); else if (atomic_read(&vha->loop_state) != LOOP_READY || test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) || test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags)) len = snprintf(buf, PAGE_SIZE, "Unknown Link State\n"); else { len = snprintf(buf, PAGE_SIZE, "Link Up - "); switch (ha->current_topology) { case ISP_CFG_NL: len += snprintf(buf + len, PAGE_SIZE-len, "Loop\n"); break; case ISP_CFG_FL: len += snprintf(buf + len, PAGE_SIZE-len, "FL_Port\n"); break; case ISP_CFG_N: len += snprintf(buf + len, PAGE_SIZE-len, "N_Port to N_Port\n"); break; case ISP_CFG_F: len += snprintf(buf + len, PAGE_SIZE-len, "F_Port\n"); break; default: len += snprintf(buf + len, PAGE_SIZE-len, "Loop\n"); break; } } return len; } static ssize_t qla2x00_zio_show(struct device *dev, struct device_attribute *attr, char *buf) { scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); int len = 0; switch (vha->hw->zio_mode) { case QLA_ZIO_MODE_6: len += snprintf(buf + len, PAGE_SIZE-len, "Mode 6\n"); break; case QLA_ZIO_DISABLED: len += snprintf(buf + len, PAGE_SIZE-len, "Disabled\n"); break; } return len; } static ssize_t qla2x00_zio_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); struct qla_hw_data *ha = vha->hw; int val = 0; uint16_t zio_mode; if (!IS_ZIO_SUPPORTED(ha)) return -ENOTSUPP; if (sscanf(buf, "%d", &val) != 1) return -EINVAL; if (val) zio_mode = QLA_ZIO_MODE_6; else zio_mode = QLA_ZIO_DISABLED; /* Update per-hba values and queue a reset. */ if (zio_mode != QLA_ZIO_DISABLED || ha->zio_mode != QLA_ZIO_DISABLED) { ha->zio_mode = zio_mode; set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); } return strlen(buf); } static ssize_t qla2x00_zio_timer_show(struct device *dev, struct device_attribute *attr, char *buf) { scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); return snprintf(buf, PAGE_SIZE, "%d us\n", vha->hw->zio_timer * 100); } static ssize_t qla2x00_zio_timer_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); int val = 0; uint16_t zio_timer; if (sscanf(buf, "%d", &val) != 1) return -EINVAL; if (val > 25500 || val < 100) return -ERANGE; zio_timer = (uint16_t)(val / 100); vha->hw->zio_timer = zio_timer; return strlen(buf); } static ssize_t qla2x00_beacon_show(struct device *dev, struct device_attribute *attr, char *buf) { scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); int len = 0; if (vha->hw->beacon_blink_led) len += snprintf(buf + len, PAGE_SIZE-len, "Enabled\n"); else len += snprintf(buf + len, PAGE_SIZE-len, "Disabled\n"); return len; } static ssize_t qla2x00_beacon_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); struct qla_hw_data *ha = vha->hw; int val = 0; int rval; if (IS_QLA2100(ha) || IS_QLA2200(ha)) return -EPERM; if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) { ql_log(ql_log_warn, vha, 0x707a, "Abort ISP active -- ignoring beacon request.\n"); return -EBUSY; } if (sscanf(buf, "%d", &val) != 1) return -EINVAL; if (val) rval = ha->isp_ops->beacon_on(vha); else rval = ha->isp_ops->beacon_off(vha); if (rval != QLA_SUCCESS) count = 0; return count; } static ssize_t qla2x00_optrom_bios_version_show(struct device *dev, struct device_attribute *attr, char *buf) { scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); struct qla_hw_data *ha = vha->hw; return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->bios_revision[1], ha->bios_revision[0]); } static ssize_t qla2x00_optrom_efi_version_show(struct device *dev, struct device_attribute *attr, char *buf) { scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); struct qla_hw_data *ha = vha->hw; return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->efi_revision[1], ha->efi_revision[0]); } static ssize_t qla2x00_optrom_fcode_version_show(struct device *dev, struct device_attribute *attr, char *buf) { scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); struct qla_hw_data *ha = vha->hw; return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->fcode_revision[1], ha->fcode_revision[0]); } static ssize_t qla2x00_optrom_fw_version_show(struct device *dev, struct device_attribute *attr, char *buf) { scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); struct qla_hw_data *ha = vha->hw; return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d %d\n", ha->fw_revision[0], ha->fw_revision[1], ha->fw_revision[2], ha->fw_revision[3]); } static ssize_t qla2x00_optrom_gold_fw_version_show(struct device *dev, struct device_attribute *attr, char *buf) { scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); struct qla_hw_data *ha = vha->hw; if (!IS_QLA81XX(ha)) return snprintf(buf, PAGE_SIZE, "\n"); return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%d)\n", ha->gold_fw_version[0], ha->gold_fw_version[1], ha->gold_fw_version[2], ha->gold_fw_version[3]); } static ssize_t qla2x00_total_isp_aborts_show(struct device *dev, struct device_attribute *attr, char *buf) { scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); struct qla_hw_data *ha = vha->hw; return snprintf(buf, PAGE_SIZE, "%d\n", ha->qla_stats.total_isp_aborts); } static ssize_t qla24xx_84xx_fw_version_show(struct device *dev, struct device_attribute *attr, char *buf) { int rval = QLA_SUCCESS; uint16_t status[2] = {0, 0}; scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); struct qla_hw_data *ha = vha->hw; if (!IS_QLA84XX(ha)) return snprintf(buf, PAGE_SIZE, "\n"); if (ha->cs84xx->op_fw_version == 0) rval = qla84xx_verify_chip(vha, status); if ((rval == QLA_SUCCESS) && (status[0] == 0)) return snprintf(buf, PAGE_SIZE, "%u\n", (uint32_t)ha->cs84xx->op_fw_version); return snprintf(buf, PAGE_SIZE, "\n"); } static ssize_t qla2x00_mpi_version_show(struct device *dev, struct device_attribute *attr, char *buf) { scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); struct qla_hw_data *ha = vha->hw; if (!IS_QLA81XX(ha)) return snprintf(buf, PAGE_SIZE, "\n"); return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%x)\n", ha->mpi_version[0], ha->mpi_version[1], ha->mpi_version[2], ha->mpi_capabilities); } static ssize_t qla2x00_phy_version_show(struct device *dev, struct device_attribute *attr, char *buf) { scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); struct qla_hw_data *ha = vha->hw; if (!IS_QLA81XX(ha)) return snprintf(buf, PAGE_SIZE, "\n"); return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n", ha->phy_version[0], ha->phy_version[1], ha->phy_version[2]); } static ssize_t qla2x00_flash_block_size_show(struct device *dev, struct device_attribute *attr, char *buf) { scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); struct qla_hw_data *ha = vha->hw; return snprintf(buf, PAGE_SIZE, "0x%x\n", ha->fdt_block_size); } static ssize_t qla2x00_vlan_id_show(struct device *dev, struct device_attribute *attr, char *buf) { scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); if (!IS_QLA8XXX_TYPE(vha->hw)) return snprintf(buf, PAGE_SIZE, "\n"); return snprintf(buf, PAGE_SIZE, "%d\n", vha->fcoe_vlan_id); } static ssize_t qla2x00_vn_port_mac_address_show(struct device *dev, struct device_attribute *attr, char *buf) { scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); if (!IS_QLA8XXX_TYPE(vha->hw)) return snprintf(buf, PAGE_SIZE, "\n"); return snprintf(buf, PAGE_SIZE, "%02x:%02x:%02x:%02x:%02x:%02x\n", vha->fcoe_vn_port_mac[5], vha->fcoe_vn_port_mac[4], vha->fcoe_vn_port_mac[3], vha->fcoe_vn_port_mac[2], vha->fcoe_vn_port_mac[1], vha->fcoe_vn_port_mac[0]); } static ssize_t qla2x00_fabric_param_show(struct device *dev, struct device_attribute *attr, char *buf) { scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); return snprintf(buf, PAGE_SIZE, "%d\n", vha->hw->switch_cap); } static ssize_t qla2x00_thermal_temp_show(struct device *dev, struct device_attribute *attr, char *buf) { scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); int rval = QLA_FUNCTION_FAILED; uint16_t temp, frac; if (!vha->hw->flags.thermal_supported) return snprintf(buf, PAGE_SIZE, "\n"); temp = frac = 0; if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) || test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags)) ql_log(ql_log_warn, vha, 0x707b, "ISP reset active.\n"); else if (!vha->hw->flags.eeh_busy) rval = qla2x00_get_thermal_temp(vha, &temp, &frac); if (rval != QLA_SUCCESS) temp = frac = 0; return snprintf(buf, PAGE_SIZE, "%d.%02d\n", temp, frac); } static ssize_t qla2x00_fw_state_show(struct device *dev, struct device_attribute *attr, char *buf) { scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); int rval = QLA_FUNCTION_FAILED; uint16_t state[5]; if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) || test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags)) ql_log(ql_log_warn, vha, 0x707c, "ISP reset active.\n"); else if (!vha->hw->flags.eeh_busy) rval = qla2x00_get_firmware_state(vha, state); if (rval != QLA_SUCCESS) memset(state, -1, sizeof(state)); return snprintf(buf, PAGE_SIZE, "0x%x 0x%x 0x%x 0x%x 0x%x\n", state[0], state[1], state[2], state[3], state[4]); } static DEVICE_ATTR(driver_version, S_IRUGO, qla2x00_drvr_version_show, NULL); static DEVICE_ATTR(fw_version, S_IRUGO, qla2x00_fw_version_show, NULL); static DEVICE_ATTR(serial_num, S_IRUGO, qla2x00_serial_num_show, NULL); static DEVICE_ATTR(isp_name, S_IRUGO, qla2x00_isp_name_show, NULL); static DEVICE_ATTR(isp_id, S_IRUGO, qla2x00_isp_id_show, NULL); static DEVICE_ATTR(model_name, S_IRUGO, qla2x00_model_name_show, NULL); static DEVICE_ATTR(model_desc, S_IRUGO, qla2x00_model_desc_show, NULL); static DEVICE_ATTR(pci_info, S_IRUGO, qla2x00_pci_info_show, NULL); static DEVICE_ATTR(link_state, S_IRUGO, qla2x00_link_state_show, NULL); static DEVICE_ATTR(zio, S_IRUGO | S_IWUSR, qla2x00_zio_show, qla2x00_zio_store); static DEVICE_ATTR(zio_timer, S_IRUGO | S_IWUSR, qla2x00_zio_timer_show, qla2x00_zio_timer_store); static DEVICE_ATTR(beacon, S_IRUGO | S_IWUSR, qla2x00_beacon_show, qla2x00_beacon_store); static DEVICE_ATTR(optrom_bios_version, S_IRUGO, qla2x00_optrom_bios_version_show, NULL); static DEVICE_ATTR(optrom_efi_version, S_IRUGO, qla2x00_optrom_efi_version_show, NULL); static DEVICE_ATTR(optrom_fcode_version, S_IRUGO, qla2x00_optrom_fcode_version_show, NULL); static DEVICE_ATTR(optrom_fw_version, S_IRUGO, qla2x00_optrom_fw_version_show, NULL); static DEVICE_ATTR(optrom_gold_fw_version, S_IRUGO, qla2x00_optrom_gold_fw_version_show, NULL); static DEVICE_ATTR(84xx_fw_version, S_IRUGO, qla24xx_84xx_fw_version_show, NULL); static DEVICE_ATTR(total_isp_aborts, S_IRUGO, qla2x00_total_isp_aborts_show, NULL); static DEVICE_ATTR(mpi_version, S_IRUGO, qla2x00_mpi_version_show, NULL); static DEVICE_ATTR(phy_version, S_IRUGO, qla2x00_phy_version_show, NULL); static DEVICE_ATTR(flash_block_size, S_IRUGO, qla2x00_flash_block_size_show, NULL); static DEVICE_ATTR(vlan_id, S_IRUGO, qla2x00_vlan_id_show, NULL); static DEVICE_ATTR(vn_port_mac_address, S_IRUGO, qla2x00_vn_port_mac_address_show, NULL); static DEVICE_ATTR(fabric_param, S_IRUGO, qla2x00_fabric_param_show, NULL); static DEVICE_ATTR(fw_state, S_IRUGO, qla2x00_fw_state_show, NULL); static DEVICE_ATTR(thermal_temp, S_IRUGO, qla2x00_thermal_temp_show, NULL); struct device_attribute *qla2x00_host_attrs[] = { &dev_attr_driver_version, &dev_attr_fw_version, &dev_attr_serial_num, &dev_attr_isp_name, &dev_attr_isp_id, &dev_attr_model_name, &dev_attr_model_desc, &dev_attr_pci_info, &dev_attr_link_state, &dev_attr_zio, &dev_attr_zio_timer, &dev_attr_beacon, &dev_attr_optrom_bios_version, &dev_attr_optrom_efi_version, &dev_attr_optrom_fcode_version, &dev_attr_optrom_fw_version, &dev_attr_84xx_fw_version, &dev_attr_total_isp_aborts, &dev_attr_mpi_version, &dev_attr_phy_version, &dev_attr_flash_block_size, &dev_attr_vlan_id, &dev_attr_vn_port_mac_address, &dev_attr_fabric_param, &dev_attr_fw_state, &dev_attr_optrom_gold_fw_version, &dev_attr_thermal_temp, NULL, }; /* Host attributes. */ static void qla2x00_get_host_port_id(struct Scsi_Host *shost) { scsi_qla_host_t *vha = shost_priv(shost); fc_host_port_id(shost) = vha->d_id.b.domain << 16 | vha->d_id.b.area << 8 | vha->d_id.b.al_pa; } static void qla2x00_get_host_speed(struct Scsi_Host *shost) { struct qla_hw_data *ha = ((struct scsi_qla_host *) (shost_priv(shost)))->hw; u32 speed = FC_PORTSPEED_UNKNOWN; switch (ha->link_data_rate) { case PORT_SPEED_1GB: speed = FC_PORTSPEED_1GBIT; break; case PORT_SPEED_2GB: speed = FC_PORTSPEED_2GBIT; break; case PORT_SPEED_4GB: speed = FC_PORTSPEED_4GBIT; break; case PORT_SPEED_8GB: speed = FC_PORTSPEED_8GBIT; break; case PORT_SPEED_10GB: speed = FC_PORTSPEED_10GBIT; break; } fc_host_speed(shost) = speed; } static void qla2x00_get_host_port_type(struct Scsi_Host *shost) { scsi_qla_host_t *vha = shost_priv(shost); uint32_t port_type = FC_PORTTYPE_UNKNOWN; if (vha->vp_idx) { fc_host_port_type(shost) = FC_PORTTYPE_NPIV; return; } switch (vha->hw->current_topology) { case ISP_CFG_NL: port_type = FC_PORTTYPE_LPORT; break; case ISP_CFG_FL: port_type = FC_PORTTYPE_NLPORT; break; case ISP_CFG_N: port_type = FC_PORTTYPE_PTP; break; case ISP_CFG_F: port_type = FC_PORTTYPE_NPORT; break; } fc_host_port_type(shost) = port_type; } static void qla2x00_get_starget_node_name(struct scsi_target *starget) { struct Scsi_Host *host = dev_to_shost(starget->dev.parent); scsi_qla_host_t *vha = shost_priv(host); fc_port_t *fcport; u64 node_name = 0; list_for_each_entry(fcport, &vha->vp_fcports, list) { if (fcport->rport && starget->id == fcport->rport->scsi_target_id) { node_name = wwn_to_u64(fcport->node_name); break; } } fc_starget_node_name(starget) = node_name; } static void qla2x00_get_starget_port_name(struct scsi_target *starget) { struct Scsi_Host *host = dev_to_shost(starget->dev.parent); scsi_qla_host_t *vha = shost_priv(host); fc_port_t *fcport; u64 port_name = 0; list_for_each_entry(fcport, &vha->vp_fcports, list) { if (fcport->rport && starget->id == fcport->rport->scsi_target_id) { port_name = wwn_to_u64(fcport->port_name); break; } } fc_starget_port_name(starget) = port_name; } static void qla2x00_get_starget_port_id(struct scsi_target *starget) { struct Scsi_Host *host = dev_to_shost(starget->dev.parent); scsi_qla_host_t *vha = shost_priv(host); fc_port_t *fcport; uint32_t port_id = ~0U; list_for_each_entry(fcport, &vha->vp_fcports, list) { if (fcport->rport && starget->id == fcport->rport->scsi_target_id) { port_id = fcport->d_id.b.domain << 16 | fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa; break; } } fc_starget_port_id(starget) = port_id; } static void qla2x00_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout) { if (timeout) rport->dev_loss_tmo = timeout; else rport->dev_loss_tmo = 1; } static void qla2x00_dev_loss_tmo_callbk(struct fc_rport *rport) { struct Scsi_Host *host = rport_to_shost(rport); fc_port_t *fcport = *(fc_port_t **)rport->dd_data; unsigned long flags; if (!fcport) return; /* Now that the rport has been deleted, set the fcport state to FCS_DEVICE_DEAD */ qla2x00_set_fcport_state(fcport, FCS_DEVICE_DEAD); /* * Transport has effectively 'deleted' the rport, clear * all local references. */ spin_lock_irqsave(host->host_lock, flags); fcport->rport = fcport->drport = NULL; *((fc_port_t **)rport->dd_data) = NULL; spin_unlock_irqrestore(host->host_lock, flags); if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags)) return; if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) { qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16); return; } } static void qla2x00_terminate_rport_io(struct fc_rport *rport) { fc_port_t *fcport = *(fc_port_t **)rport->dd_data; if (!fcport) return; if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags)) return; if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) { qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16); return; } /* * At this point all fcport's software-states are cleared. Perform any * final cleanup of firmware resources (PCBs and XCBs). */ if (fcport->loop_id != FC_NO_LOOP_ID && !test_bit(UNLOADING, &fcport->vha->dpc_flags)) fcport->vha->hw->isp_ops->fabric_logout(fcport->vha, fcport->loop_id, fcport->d_id.b.domain, fcport->d_id.b.area, fcport->d_id.b.al_pa); } static int qla2x00_issue_lip(struct Scsi_Host *shost) { scsi_qla_host_t *vha = shost_priv(shost); qla2x00_loop_reset(vha); return 0; } static struct fc_host_statistics * qla2x00_get_fc_host_stats(struct Scsi_Host *shost) { scsi_qla_host_t *vha = shost_priv(shost); struct qla_hw_data *ha = vha->hw; struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); int rval; struct link_statistics *stats; dma_addr_t stats_dma; struct fc_host_statistics *pfc_host_stat; pfc_host_stat = &ha->fc_host_stat; memset(pfc_host_stat, -1, sizeof(struct fc_host_statistics)); if (test_bit(UNLOADING, &vha->dpc_flags)) goto done; if (unlikely(pci_channel_offline(ha->pdev))) goto done; stats = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &stats_dma); if (stats == NULL) { ql_log(ql_log_warn, vha, 0x707d, "Failed to allocate memory for stats.\n"); goto done; } memset(stats, 0, DMA_POOL_SIZE); rval = QLA_FUNCTION_FAILED; if (IS_FWI2_CAPABLE(ha)) { rval = qla24xx_get_isp_stats(base_vha, stats, stats_dma); } else if (atomic_read(&base_vha->loop_state) == LOOP_READY && !test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) && !test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags) && !ha->dpc_active) { /* Must be in a 'READY' state for statistics retrieval. */ rval = qla2x00_get_link_status(base_vha, base_vha->loop_id, stats, stats_dma); } if (rval != QLA_SUCCESS) goto done_free; pfc_host_stat->link_failure_count = stats->link_fail_cnt; pfc_host_stat->loss_of_sync_count = stats->loss_sync_cnt; pfc_host_stat->loss_of_signal_count = stats->loss_sig_cnt; pfc_host_stat->prim_seq_protocol_err_count = stats->prim_seq_err_cnt; pfc_host_stat->invalid_tx_word_count = stats->inval_xmit_word_cnt; pfc_host_stat->invalid_crc_count = stats->inval_crc_cnt; if (IS_FWI2_CAPABLE(ha)) { pfc_host_stat->lip_count = stats->lip_cnt; pfc_host_stat->tx_frames = stats->tx_frames; pfc_host_stat->rx_frames = stats->rx_frames; pfc_host_stat->dumped_frames = stats->dumped_frames; pfc_host_stat->nos_count = stats->nos_rcvd; } pfc_host_stat->fcp_input_megabytes = ha->qla_stats.input_bytes >> 20; pfc_host_stat->fcp_output_megabytes = ha->qla_stats.output_bytes >> 20; done_free: dma_pool_free(ha->s_dma_pool, stats, stats_dma); done: return pfc_host_stat; } static void qla2x00_get_host_symbolic_name(struct Scsi_Host *shost) { scsi_qla_host_t *vha = shost_priv(shost); qla2x00_get_sym_node_name(vha, fc_host_symbolic_name(shost)); } static void qla2x00_set_host_system_hostname(struct Scsi_Host *shost) { scsi_qla_host_t *vha = shost_priv(shost); set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags); } static void qla2x00_get_host_fabric_name(struct Scsi_Host *shost) { scsi_qla_host_t *vha = shost_priv(shost); uint8_t node_name[WWN_SIZE] = { 0xFF, 0xFF, 0xFF, 0xFF, \ 0xFF, 0xFF, 0xFF, 0xFF}; u64 fabric_name = wwn_to_u64(node_name); if (vha->device_flags & SWITCH_FOUND) fabric_name = wwn_to_u64(vha->fabric_node_name); fc_host_fabric_name(shost) = fabric_name; } static void qla2x00_get_host_port_state(struct Scsi_Host *shost) { scsi_qla_host_t *vha = shost_priv(shost); struct scsi_qla_host *base_vha = pci_get_drvdata(vha->hw->pdev); if (!base_vha->flags.online) fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE; else if (atomic_read(&base_vha->loop_state) == LOOP_TIMEOUT) fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN; else fc_host_port_state(shost) = FC_PORTSTATE_ONLINE; } static int qla24xx_vport_create(struct fc_vport *fc_vport, bool disable) { int ret = 0; uint8_t qos = 0; scsi_qla_host_t *base_vha = shost_priv(fc_vport->shost); scsi_qla_host_t *vha = NULL; struct qla_hw_data *ha = base_vha->hw; uint16_t options = 0; int cnt; struct req_que *req = ha->req_q_map[0]; ret = qla24xx_vport_create_req_sanity_check(fc_vport); if (ret) { ql_log(ql_log_warn, vha, 0x707e, "Vport sanity check failed, status %x\n", ret); return (ret); } vha = qla24xx_create_vhost(fc_vport); if (vha == NULL) { ql_log(ql_log_warn, vha, 0x707f, "Vport create host failed.\n"); return FC_VPORT_FAILED; } if (disable) { atomic_set(&vha->vp_state, VP_OFFLINE); fc_vport_set_state(fc_vport, FC_VPORT_DISABLED); } else atomic_set(&vha->vp_state, VP_FAILED); /* ready to create vport */ ql_log(ql_log_info, vha, 0x7080, "VP entry id %d assigned.\n", vha->vp_idx); /* initialized vport states */ atomic_set(&vha->loop_state, LOOP_DOWN); vha->vp_err_state= VP_ERR_PORTDWN; vha->vp_prev_err_state= VP_ERR_UNKWN; /* Check if physical ha port is Up */ if (atomic_read(&base_vha->loop_state) == LOOP_DOWN || atomic_read(&base_vha->loop_state) == LOOP_DEAD) { /* Don't retry or attempt login of this virtual port */ ql_dbg(ql_dbg_user, vha, 0x7081, "Vport loop state is not UP.\n"); atomic_set(&vha->loop_state, LOOP_DEAD); if (!disable) fc_vport_set_state(fc_vport, FC_VPORT_LINKDOWN); } if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif) { if (ha->fw_attributes & BIT_4) { int prot = 0; vha->flags.difdix_supported = 1; ql_dbg(ql_dbg_user, vha, 0x7082, "Registered for DIF/DIX type 1 and 3 protection.\n"); if (ql2xenabledif == 1) prot = SHOST_DIX_TYPE0_PROTECTION; scsi_host_set_prot(vha->host, prot | SHOST_DIF_TYPE1_PROTECTION | SHOST_DIF_TYPE2_PROTECTION | SHOST_DIF_TYPE3_PROTECTION | SHOST_DIX_TYPE1_PROTECTION | SHOST_DIX_TYPE2_PROTECTION | SHOST_DIX_TYPE3_PROTECTION); scsi_host_set_guard(vha->host, SHOST_DIX_GUARD_CRC); } else vha->flags.difdix_supported = 0; } if (scsi_add_host_with_dma(vha->host, &fc_vport->dev, &ha->pdev->dev)) { ql_dbg(ql_dbg_user, vha, 0x7083, "scsi_add_host failure for VP[%d].\n", vha->vp_idx); goto vport_create_failed_2; } /* initialize attributes */ fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count; fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name); fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name); fc_host_supported_classes(vha->host) = fc_host_supported_classes(base_vha->host); fc_host_supported_speeds(vha->host) = fc_host_supported_speeds(base_vha->host); qla24xx_vport_disable(fc_vport, disable); if (ha->flags.cpu_affinity_enabled) { req = ha->req_q_map[1]; ql_dbg(ql_dbg_multiq, vha, 0xc000, "Request queue %p attached with " "VP[%d], cpu affinity =%d\n", req, vha->vp_idx, ha->flags.cpu_affinity_enabled); goto vport_queue; } else if (ql2xmaxqueues == 1 || !ha->npiv_info) goto vport_queue; /* Create a request queue in QoS mode for the vport */ for (cnt = 0; cnt < ha->nvram_npiv_size; cnt++) { if (memcmp(ha->npiv_info[cnt].port_name, vha->port_name, 8) == 0 && memcmp(ha->npiv_info[cnt].node_name, vha->node_name, 8) == 0) { qos = ha->npiv_info[cnt].q_qos; break; } } if (qos) { ret = qla25xx_create_req_que(ha, options, vha->vp_idx, 0, 0, qos); if (!ret) ql_log(ql_log_warn, vha, 0x7084, "Can't create request queue for VP[%d]\n", vha->vp_idx); else { ql_dbg(ql_dbg_multiq, vha, 0xc001, "Request Que:%d Q0s: %d) created for VP[%d]\n", ret, qos, vha->vp_idx); ql_dbg(ql_dbg_user, vha, 0x7085, "Request Que:%d Q0s: %d) created for VP[%d]\n", ret, qos, vha->vp_idx); req = ha->req_q_map[ret]; } } vport_queue: vha->req = req; return 0; vport_create_failed_2: qla24xx_disable_vp(vha); qla24xx_deallocate_vp_id(vha); scsi_host_put(vha->host); return FC_VPORT_FAILED; } static int qla24xx_vport_delete(struct fc_vport *fc_vport) { scsi_qla_host_t *vha = fc_vport->dd_data; struct qla_hw_data *ha = vha->hw; uint16_t id = vha->vp_idx; while (test_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags) || test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags)) msleep(1000); qla24xx_disable_vp(vha); vha->flags.delete_progress = 1; fc_remove_host(vha->host); scsi_remove_host(vha->host); /* Allow timer to run to drain queued items, when removing vp */ qla24xx_deallocate_vp_id(vha); if (vha->timer_active) { qla2x00_vp_stop_timer(vha); ql_dbg(ql_dbg_user, vha, 0x7086, "Timer for the VP[%d] has stopped\n", vha->vp_idx); } /* No pending activities shall be there on the vha now */ if (ql2xextended_error_logging & ql_dbg_user) msleep(random32()%10); /* Just to see if something falls on * the net we have placed below */ BUG_ON(atomic_read(&vha->vref_count)); qla2x00_free_fcports(vha); mutex_lock(&ha->vport_lock); ha->cur_vport_count--; clear_bit(vha->vp_idx, ha->vp_idx_map); mutex_unlock(&ha->vport_lock); if (vha->req->id && !ha->flags.cpu_affinity_enabled) { if (qla25xx_delete_req_que(vha, vha->req) != QLA_SUCCESS) ql_log(ql_log_warn, vha, 0x7087, "Queue delete failed.\n"); } scsi_host_put(vha->host); ql_log(ql_log_info, vha, 0x7088, "VP[%d] deleted.\n", id); return 0; } static int qla24xx_vport_disable(struct fc_vport *fc_vport, bool disable) { scsi_qla_host_t *vha = fc_vport->dd_data; if (disable) qla24xx_disable_vp(vha); else qla24xx_enable_vp(vha); return 0; } struct fc_function_template qla2xxx_transport_functions = { .show_host_node_name = 1, .show_host_port_name = 1, .show_host_supported_classes = 1, .show_host_supported_speeds = 1, .get_host_port_id = qla2x00_get_host_port_id, .show_host_port_id = 1, .get_host_speed = qla2x00_get_host_speed, .show_host_speed = 1, .get_host_port_type = qla2x00_get_host_port_type, .show_host_port_type = 1, .get_host_symbolic_name = qla2x00_get_host_symbolic_name, .show_host_symbolic_name = 1, .set_host_system_hostname = qla2x00_set_host_system_hostname, .show_host_system_hostname = 1, .get_host_fabric_name = qla2x00_get_host_fabric_name, .show_host_fabric_name = 1, .get_host_port_state = qla2x00_get_host_port_state, .show_host_port_state = 1, .dd_fcrport_size = sizeof(struct fc_port *), .show_rport_supported_classes = 1, .get_starget_node_name = qla2x00_get_starget_node_name, .show_starget_node_name = 1, .get_starget_port_name = qla2x00_get_starget_port_name, .show_starget_port_name = 1, .get_starget_port_id = qla2x00_get_starget_port_id, .show_starget_port_id = 1, .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo, .show_rport_dev_loss_tmo = 1, .issue_fc_host_lip = qla2x00_issue_lip, .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk, .terminate_rport_io = qla2x00_terminate_rport_io, .get_fc_host_stats = qla2x00_get_fc_host_stats, .vport_create = qla24xx_vport_create, .vport_disable = qla24xx_vport_disable, .vport_delete = qla24xx_vport_delete, .bsg_request = qla24xx_bsg_request, .bsg_timeout = qla24xx_bsg_timeout, }; struct fc_function_template qla2xxx_transport_vport_functions = { .show_host_node_name = 1, .show_host_port_name = 1, .show_host_supported_classes = 1, .get_host_port_id = qla2x00_get_host_port_id, .show_host_port_id = 1, .get_host_speed = qla2x00_get_host_speed, .show_host_speed = 1, .get_host_port_type = qla2x00_get_host_port_type, .show_host_port_type = 1, .get_host_symbolic_name = qla2x00_get_host_symbolic_name, .show_host_symbolic_name = 1, .set_host_system_hostname = qla2x00_set_host_system_hostname, .show_host_system_hostname = 1, .get_host_fabric_name = qla2x00_get_host_fabric_name, .show_host_fabric_name = 1, .get_host_port_state = qla2x00_get_host_port_state, .show_host_port_state = 1, .dd_fcrport_size = sizeof(struct fc_port *), .show_rport_supported_classes = 1, .get_starget_node_name = qla2x00_get_starget_node_name, .show_starget_node_name = 1, .get_starget_port_name = qla2x00_get_starget_port_name, .show_starget_port_name = 1, .get_starget_port_id = qla2x00_get_starget_port_id, .show_starget_port_id = 1, .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo, .show_rport_dev_loss_tmo = 1, .issue_fc_host_lip = qla2x00_issue_lip, .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk, .terminate_rport_io = qla2x00_terminate_rport_io, .get_fc_host_stats = qla2x00_get_fc_host_stats, .bsg_request = qla24xx_bsg_request, .bsg_timeout = qla24xx_bsg_timeout, }; void qla2x00_init_host_attr(scsi_qla_host_t *vha) { struct qla_hw_data *ha = vha->hw; u32 speed = FC_PORTSPEED_UNKNOWN; fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count; fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name); fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name); fc_host_supported_classes(vha->host) = FC_COS_CLASS3; fc_host_max_npiv_vports(vha->host) = ha->max_npiv_vports; fc_host_npiv_vports_inuse(vha->host) = ha->cur_vport_count; if (IS_QLA8XXX_TYPE(ha)) speed = FC_PORTSPEED_10GBIT; else if (IS_QLA25XX(ha)) speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT | FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT; else if (IS_QLA24XX_TYPE(ha)) speed = FC_PORTSPEED_4GBIT | FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT; else if (IS_QLA23XX(ha)) speed = FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT; else speed = FC_PORTSPEED_1GBIT; fc_host_supported_speeds(vha->host) = speed; }