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path: root/drivers/scsi/bfa/bfa_core.c
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Diffstat (limited to 'drivers/scsi/bfa/bfa_core.c')
-rw-r--r--drivers/scsi/bfa/bfa_core.c373
1 files changed, 104 insertions, 269 deletions
diff --git a/drivers/scsi/bfa/bfa_core.c b/drivers/scsi/bfa/bfa_core.c
index 2345f48dc57..1cd5c8b0618 100644
--- a/drivers/scsi/bfa/bfa_core.c
+++ b/drivers/scsi/bfa/bfa_core.c
@@ -15,13 +15,100 @@
* General Public License for more details.
*/
+#include "bfad_drv.h"
#include "bfa_modules.h"
#include "bfi_ctreg.h"
-#include "bfad_drv.h"
BFA_TRC_FILE(HAL, CORE);
/*
+ * BFA module list terminated by NULL
+ */
+static struct bfa_module_s *hal_mods[] = {
+ &hal_mod_sgpg,
+ &hal_mod_fcport,
+ &hal_mod_fcxp,
+ &hal_mod_lps,
+ &hal_mod_uf,
+ &hal_mod_rport,
+ &hal_mod_fcpim,
+ NULL
+};
+
+/*
+ * Message handlers for various modules.
+ */
+static bfa_isr_func_t bfa_isrs[BFI_MC_MAX] = {
+ bfa_isr_unhandled, /* NONE */
+ bfa_isr_unhandled, /* BFI_MC_IOC */
+ bfa_isr_unhandled, /* BFI_MC_DIAG */
+ bfa_isr_unhandled, /* BFI_MC_FLASH */
+ bfa_isr_unhandled, /* BFI_MC_CEE */
+ bfa_fcport_isr, /* BFI_MC_FCPORT */
+ bfa_isr_unhandled, /* BFI_MC_IOCFC */
+ bfa_isr_unhandled, /* BFI_MC_LL */
+ bfa_uf_isr, /* BFI_MC_UF */
+ bfa_fcxp_isr, /* BFI_MC_FCXP */
+ bfa_lps_isr, /* BFI_MC_LPS */
+ bfa_rport_isr, /* BFI_MC_RPORT */
+ bfa_itnim_isr, /* BFI_MC_ITNIM */
+ bfa_isr_unhandled, /* BFI_MC_IOIM_READ */
+ bfa_isr_unhandled, /* BFI_MC_IOIM_WRITE */
+ bfa_isr_unhandled, /* BFI_MC_IOIM_IO */
+ bfa_ioim_isr, /* BFI_MC_IOIM */
+ bfa_ioim_good_comp_isr, /* BFI_MC_IOIM_IOCOM */
+ bfa_tskim_isr, /* BFI_MC_TSKIM */
+ bfa_isr_unhandled, /* BFI_MC_SBOOT */
+ bfa_isr_unhandled, /* BFI_MC_IPFC */
+ bfa_isr_unhandled, /* BFI_MC_PORT */
+ bfa_isr_unhandled, /* --------- */
+ bfa_isr_unhandled, /* --------- */
+ bfa_isr_unhandled, /* --------- */
+ bfa_isr_unhandled, /* --------- */
+ bfa_isr_unhandled, /* --------- */
+ bfa_isr_unhandled, /* --------- */
+ bfa_isr_unhandled, /* --------- */
+ bfa_isr_unhandled, /* --------- */
+ bfa_isr_unhandled, /* --------- */
+ bfa_isr_unhandled, /* --------- */
+};
+/*
+ * Message handlers for mailbox command classes
+ */
+static bfa_ioc_mbox_mcfunc_t bfa_mbox_isrs[BFI_MC_MAX] = {
+ NULL,
+ NULL, /* BFI_MC_IOC */
+ NULL, /* BFI_MC_DIAG */
+ NULL, /* BFI_MC_FLASH */
+ NULL, /* BFI_MC_CEE */
+ NULL, /* BFI_MC_PORT */
+ bfa_iocfc_isr, /* BFI_MC_IOCFC */
+ NULL,
+};
+
+
+
+static void
+bfa_com_port_attach(struct bfa_s *bfa, struct bfa_meminfo_s *mi)
+{
+ struct bfa_port_s *port = &bfa->modules.port;
+ u32 dm_len;
+ u8 *dm_kva;
+ u64 dm_pa;
+
+ dm_len = bfa_port_meminfo();
+ dm_kva = bfa_meminfo_dma_virt(mi);
+ dm_pa = bfa_meminfo_dma_phys(mi);
+
+ memset(port, 0, sizeof(struct bfa_port_s));
+ bfa_port_attach(port, &bfa->ioc, bfa, bfa->trcmod);
+ bfa_port_mem_claim(port, dm_kva, dm_pa);
+
+ bfa_meminfo_dma_virt(mi) = dm_kva + dm_len;
+ bfa_meminfo_dma_phys(mi) = dm_pa + dm_len;
+}
+
+/*
* BFA IOC FC related definitions
*/
@@ -67,18 +154,6 @@ static struct bfa_ioc_cbfn_s bfa_iocfc_cbfn;
* BFA Interrupt handling functions
*/
static void
-bfa_msix_errint(struct bfa_s *bfa, u32 intr)
-{
- bfa_ioc_error_isr(&bfa->ioc);
-}
-
-static void
-bfa_msix_lpu(struct bfa_s *bfa)
-{
- bfa_ioc_mbox_isr(&bfa->ioc);
-}
-
-static void
bfa_reqq_resume(struct bfa_s *bfa, int qid)
{
struct list_head *waitq, *qe, *qen;
@@ -104,9 +179,6 @@ bfa_msix_all(struct bfa_s *bfa, int vec)
bfa_intx(bfa);
}
-/*
- * hal_intr_api
- */
bfa_boolean_t
bfa_intx(struct bfa_s *bfa)
{
@@ -151,18 +223,6 @@ bfa_intx(struct bfa_s *bfa)
}
void
-bfa_intx_enable(struct bfa_s *bfa)
-{
- writel(bfa->iocfc.intr_mask, bfa->iocfc.bfa_regs.intr_mask);
-}
-
-void
-bfa_intx_disable(struct bfa_s *bfa)
-{
- writel(-1L, bfa->iocfc.bfa_regs.intr_mask);
-}
-
-void
bfa_isr_enable(struct bfa_s *bfa)
{
u32 intr_unmask;
@@ -225,7 +285,7 @@ bfa_isr_unhandled(struct bfa_s *bfa, struct bfi_msg_s *m)
bfa_trc(bfa, m->mhdr.msg_class);
bfa_trc(bfa, m->mhdr.msg_id);
bfa_trc(bfa, m->mhdr.mtag.i2htok);
- bfa_assert(0);
+ WARN_ON(1);
bfa_trc_stop(bfa->trcmod);
}
@@ -236,8 +296,6 @@ bfa_msix_rspq(struct bfa_s *bfa, int qid)
u32 pi, ci;
struct list_head *waitq;
- bfa_trc_fp(bfa, qid);
-
qid &= (BFI_IOC_MAX_CQS - 1);
bfa->iocfc.hwif.hw_rspq_ack(bfa, qid);
@@ -245,16 +303,10 @@ bfa_msix_rspq(struct bfa_s *bfa, int qid)
ci = bfa_rspq_ci(bfa, qid);
pi = bfa_rspq_pi(bfa, qid);
- bfa_trc_fp(bfa, ci);
- bfa_trc_fp(bfa, pi);
-
if (bfa->rme_process) {
while (ci != pi) {
m = bfa_rspq_elem(bfa, qid, ci);
- bfa_assert_fp(m->mhdr.msg_class < BFI_MC_MAX);
-
bfa_isrs[m->mhdr.msg_class] (bfa, m);
-
CQ_INCR(ci, bfa->iocfc.cfg.drvcfg.num_rspq_elems);
}
}
@@ -282,7 +334,7 @@ bfa_msix_lpu_err(struct bfa_s *bfa, int vec)
intr = readl(bfa->iocfc.bfa_regs.intr_status);
if (intr & (__HFN_INT_MBOX_LPU0 | __HFN_INT_MBOX_LPU1))
- bfa_msix_lpu(bfa);
+ bfa_ioc_mbox_isr(&bfa->ioc);
intr &= (__HFN_INT_ERR_EMC | __HFN_INT_ERR_LPU0 |
__HFN_INT_ERR_LPU1 | __HFN_INT_ERR_PSS | __HFN_INT_LL_HALT);
@@ -313,22 +365,16 @@ bfa_msix_lpu_err(struct bfa_s *bfa, int vec)
}
writel(intr, bfa->iocfc.bfa_regs.intr_status);
- bfa_msix_errint(bfa, intr);
+ bfa_ioc_error_isr(&bfa->ioc);
}
}
-void
-bfa_isr_bind(enum bfi_mclass mc, bfa_isr_func_t isr_func)
-{
- bfa_isrs[mc] = isr_func;
-}
-
/*
* BFA IOC FC related functions
*/
/*
- * hal_ioc_pvt BFA IOC private functions
+ * BFA IOC private functions
*/
static void
@@ -379,7 +425,7 @@ bfa_iocfc_send_cfg(void *bfa_arg)
struct bfa_iocfc_cfg_s *cfg = &iocfc->cfg;
int i;
- bfa_assert(cfg->fwcfg.num_cqs <= BFI_IOC_MAX_CQS);
+ WARN_ON(cfg->fwcfg.num_cqs > BFI_IOC_MAX_CQS);
bfa_trc(bfa, cfg->fwcfg.num_cqs);
bfa_iocfc_reset_queues(bfa);
@@ -488,8 +534,8 @@ bfa_iocfc_mem_claim(struct bfa_s *bfa, struct bfa_iocfc_cfg_s *cfg,
* First allocate dma memory for IOC.
*/
bfa_ioc_mem_claim(&bfa->ioc, dm_kva, dm_pa);
- dm_kva += bfa_ioc_meminfo();
- dm_pa += bfa_ioc_meminfo();
+ dm_kva += BFA_ROUNDUP(sizeof(struct bfi_ioc_attr_s), BFA_DMA_ALIGN_SZ);
+ dm_pa += BFA_ROUNDUP(sizeof(struct bfi_ioc_attr_s), BFA_DMA_ALIGN_SZ);
/*
* Claim DMA-able memory for the request/response queues and for shadow
@@ -552,7 +598,7 @@ bfa_iocfc_mem_claim(struct bfa_s *bfa, struct bfa_iocfc_cfg_s *cfg,
bfa_meminfo_dma_virt(meminfo) = dm_kva;
bfa_meminfo_dma_phys(meminfo) = dm_pa;
- dbgsz = bfa_ioc_debug_trcsz(bfa_auto_recover);
+ dbgsz = (bfa_auto_recover) ? BFA_DBG_FWTRC_LEN : 0;
if (dbgsz > 0) {
bfa_ioc_debug_memclaim(&bfa->ioc, bfa_meminfo_kva(meminfo));
bfa_meminfo_kva(meminfo) += dbgsz;
@@ -699,7 +745,7 @@ bfa_iocfc_disable_cbfn(void *bfa_arg)
bfa_cb_queue(bfa, &bfa->iocfc.stop_hcb_qe, bfa_iocfc_stop_cb,
bfa);
else {
- bfa_assert(bfa->iocfc.action == BFA_IOCFC_ACT_DISABLE);
+ WARN_ON(bfa->iocfc.action != BFA_IOCFC_ACT_DISABLE);
bfa_cb_queue(bfa, &bfa->iocfc.dis_hcb_qe, bfa_iocfc_disable_cb,
bfa);
}
@@ -735,9 +781,6 @@ bfa_iocfc_reset_cbfn(void *bfa_arg)
bfa_isr_enable(bfa);
}
-/*
- * hal_ioc_public
- */
/*
* Query IOC memory requirement information.
@@ -747,11 +790,11 @@ bfa_iocfc_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len,
u32 *dm_len)
{
/* dma memory for IOC */
- *dm_len += bfa_ioc_meminfo();
+ *dm_len += BFA_ROUNDUP(sizeof(struct bfi_ioc_attr_s), BFA_DMA_ALIGN_SZ);
bfa_iocfc_fw_cfg_sz(cfg, dm_len);
bfa_iocfc_cqs_sz(cfg, dm_len);
- *km_len += bfa_ioc_debug_trcsz(bfa_auto_recover);
+ *km_len += (bfa_auto_recover) ? BFA_DBG_FWTRC_LEN : 0;
}
/*
@@ -783,7 +826,7 @@ bfa_iocfc_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
bfa_iocfc_init_mem(bfa, bfad, cfg, pcidev);
bfa_iocfc_mem_claim(bfa, cfg, meminfo);
- bfa_timer_init(&bfa->timer_mod);
+ INIT_LIST_HEAD(&bfa->timer_mod.timer_q);
INIT_LIST_HEAD(&bfa->comp_q);
for (i = 0; i < BFI_IOC_MAX_CQS; i++)
@@ -794,15 +837,6 @@ bfa_iocfc_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
* Query IOC memory requirement information.
*/
void
-bfa_iocfc_detach(struct bfa_s *bfa)
-{
- bfa_ioc_detach(&bfa->ioc);
-}
-
-/*
- * Query IOC memory requirement information.
- */
-void
bfa_iocfc_init(struct bfa_s *bfa)
{
bfa->iocfc.action = BFA_IOCFC_ACT_INIT;
@@ -852,23 +886,11 @@ bfa_iocfc_isr(void *bfaarg, struct bfi_mbmsg_s *m)
iocfc->updateq_cbfn(iocfc->updateq_cbarg, BFA_STATUS_OK);
break;
default:
- bfa_assert(0);
+ WARN_ON(1);
}
}
void
-bfa_adapter_get_attr(struct bfa_s *bfa, struct bfa_adapter_attr_s *ad_attr)
-{
- bfa_ioc_get_adapter_attr(&bfa->ioc, ad_attr);
-}
-
-u64
-bfa_adapter_get_id(struct bfa_s *bfa)
-{
- return bfa_ioc_get_adid(&bfa->ioc);
-}
-
-void
bfa_iocfc_get_attr(struct bfa_s *bfa, struct bfa_iocfc_attr_s *attr)
{
struct bfa_iocfc_s *iocfc = &bfa->iocfc;
@@ -976,18 +998,6 @@ bfa_iocfc_get_bootwwns(struct bfa_s *bfa, u8 *nwwns, wwn_t *wwns)
memcpy(wwns, cfgrsp->bootwwns.wwn, sizeof(cfgrsp->bootwwns.wwn));
}
-void
-bfa_iocfc_get_pbc_boot_cfg(struct bfa_s *bfa, struct bfa_boot_pbc_s *pbcfg)
-{
- struct bfa_iocfc_s *iocfc = &bfa->iocfc;
- struct bfi_iocfc_cfgrsp_s *cfgrsp = iocfc->cfgrsp;
-
- pbcfg->enable = cfgrsp->pbc_cfg.boot_enabled;
- pbcfg->nbluns = cfgrsp->pbc_cfg.nbluns;
- pbcfg->speed = cfgrsp->pbc_cfg.port_speed;
- memcpy(pbcfg->pblun, cfgrsp->pbc_cfg.blun, sizeof(pbcfg->pblun));
-}
-
int
bfa_iocfc_get_pbc_vports(struct bfa_s *bfa, struct bfi_pbc_vport_s *pbc_vport)
{
@@ -998,9 +1008,6 @@ bfa_iocfc_get_pbc_vports(struct bfa_s *bfa, struct bfi_pbc_vport_s *pbc_vport)
return cfgrsp->pbc_cfg.nvports;
}
-/*
- * hal_api
- */
/*
* Use this function query the memory requirement of the BFA library.
@@ -1036,7 +1043,7 @@ bfa_cfg_get_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *meminfo)
int i;
u32 km_len = 0, dm_len = 0;
- bfa_assert((cfg != NULL) && (meminfo != NULL));
+ WARN_ON((cfg == NULL) || (meminfo == NULL));
memset((void *)meminfo, 0, sizeof(struct bfa_meminfo_s));
meminfo->meminfo[BFA_MEM_TYPE_KVA - 1].mem_type =
@@ -1090,7 +1097,7 @@ bfa_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
bfa->fcs = BFA_FALSE;
- bfa_assert((cfg != NULL) && (meminfo != NULL));
+ WARN_ON((cfg == NULL) || (meminfo == NULL));
/*
* initialize all memory pointers for iterative allocation
@@ -1129,79 +1136,7 @@ bfa_detach(struct bfa_s *bfa)
for (i = 0; hal_mods[i]; i++)
hal_mods[i]->detach(bfa);
-
- bfa_iocfc_detach(bfa);
-}
-
-
-void
-bfa_init_trc(struct bfa_s *bfa, struct bfa_trc_mod_s *trcmod)
-{
- bfa->trcmod = trcmod;
-}
-
-void
-bfa_init_plog(struct bfa_s *bfa, struct bfa_plog_s *plog)
-{
- bfa->plog = plog;
-}
-
-/*
- * Initialize IOC.
- *
- * This function will return immediately, when the IOC initialization is
- * completed, the bfa_cb_init() will be called.
- *
- * @param[in] bfa instance
- *
- * @return void
- *
- * Special Considerations:
- *
- * @note
- * When this function returns, the driver should register the interrupt service
- * routine(s) and enable the device interrupts. If this is not done,
- * bfa_cb_init() will never get called
- */
-void
-bfa_init(struct bfa_s *bfa)
-{
- bfa_iocfc_init(bfa);
-}
-
-/*
- * Use this function initiate the IOC configuration setup. This function
- * will return immediately.
- *
- * @param[in] bfa instance
- *
- * @return None
- */
-void
-bfa_start(struct bfa_s *bfa)
-{
- bfa_iocfc_start(bfa);
-}
-
-/*
- * Use this function quiese the IOC. This function will return immediately,
- * when the IOC is actually stopped, the bfad->comp will be set.
- *
- * @param[in]bfa - pointer to bfa_t.
- *
- * @return None
- *
- * Special Considerations:
- * bfad->comp can be set before or after bfa_stop() returns.
- *
- * @note
- * In case of any failure, we could handle it automatically by doing a
- * reset and then succeed the bfa_stop() call.
- */
-void
-bfa_stop(struct bfa_s *bfa)
-{
- bfa_iocfc_stop(bfa);
+ bfa_ioc_detach(&bfa->ioc);
}
void
@@ -1237,20 +1172,6 @@ bfa_comp_free(struct bfa_s *bfa, struct list_head *comp_q)
}
}
-void
-bfa_attach_fcs(struct bfa_s *bfa)
-{
- bfa->fcs = BFA_TRUE;
-}
-
-/*
- * Periodic timer heart beat from driver
- */
-void
-bfa_timer_tick(struct bfa_s *bfa)
-{
- bfa_timer_beat(&bfa->timer_mod);
-}
/*
* Return the list of PCI vendor/device id lists supported by this
@@ -1321,89 +1242,3 @@ bfa_cfg_get_min(struct bfa_iocfc_cfg_s *cfg)
cfg->drvcfg.num_rspq_elems = BFA_RSPQ_NELEMS_MIN;
cfg->drvcfg.min_cfg = BFA_TRUE;
}
-
-void
-bfa_get_attr(struct bfa_s *bfa, struct bfa_ioc_attr_s *ioc_attr)
-{
- bfa_ioc_get_attr(&bfa->ioc, ioc_attr);
-}
-
-/*
- * Retrieve firmware trace information on IOC failure.
- */
-bfa_status_t
-bfa_debug_fwsave(struct bfa_s *bfa, void *trcdata, int *trclen)
-{
- return bfa_ioc_debug_fwsave(&bfa->ioc, trcdata, trclen);
-}
-
-/*
- * Clear the saved firmware trace information of an IOC.
- */
-void
-bfa_debug_fwsave_clear(struct bfa_s *bfa)
-{
- bfa_ioc_debug_fwsave_clear(&bfa->ioc);
-}
-
-/*
- * Fetch firmware trace data.
- *
- * @param[in] bfa BFA instance
- * @param[out] trcdata Firmware trace buffer
- * @param[in,out] trclen Firmware trace buffer len
- *
- * @retval BFA_STATUS_OK Firmware trace is fetched.
- * @retval BFA_STATUS_INPROGRESS Firmware trace fetch is in progress.
- */
-bfa_status_t
-bfa_debug_fwtrc(struct bfa_s *bfa, void *trcdata, int *trclen)
-{
- return bfa_ioc_debug_fwtrc(&bfa->ioc, trcdata, trclen);
-}
-
-/*
- * Dump firmware memory.
- *
- * @param[in] bfa BFA instance
- * @param[out] buf buffer for dump
- * @param[in,out] offset smem offset to start read
- * @param[in,out] buflen length of buffer
- *
- * @retval BFA_STATUS_OK Firmware memory is dumped.
- * @retval BFA_STATUS_INPROGRESS Firmware memory dump is in progress.
- */
-bfa_status_t
-bfa_debug_fwcore(struct bfa_s *bfa, void *buf, u32 *offset, int *buflen)
-{
- return bfa_ioc_debug_fwcore(&bfa->ioc, buf, offset, buflen);
-}
-/*
- * Reset hw semaphore & usage cnt regs and initialize.
- */
-void
-bfa_chip_reset(struct bfa_s *bfa)
-{
- bfa_ioc_ownership_reset(&bfa->ioc);
- bfa_ioc_pll_init(&bfa->ioc);
-}
-
-/*
- * Fetch firmware statistics data.
- *
- * @param[in] bfa BFA instance
- * @param[out] data Firmware stats buffer
- *
- * @retval BFA_STATUS_OK Firmware trace is fetched.
- */
-bfa_status_t
-bfa_fw_stats_get(struct bfa_s *bfa, void *data)
-{
- return bfa_ioc_fw_stats_get(&bfa->ioc, data);
-}
-
-bfa_status_t
-bfa_fw_stats_clear(struct bfa_s *bfa)
-{
- return bfa_ioc_fw_stats_clear(&bfa->ioc);
-}