[SCSI] lpfc 8.3.4: Various SLI3 fixes

Various SLI3 fixes

- Fix for firmware dump failure
- Fix inband remote management

Signed-off-by: James Smart <James.Smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>

4 files changed, 31 insertions, 16 deletions

diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h
index 7b63fe530041..8b69a110a305 100644
--- a/drivers/scsi/lpfc/lpfc.h
+++ b/drivers/scsi/lpfc/lpfc.h
@@ -685,6 +685,7 @@ struct lpfc_hba {
         struct pci_pool *lpfc_mbuf_pool;
         struct pci_pool *lpfc_hrb_pool; /* header receive buffer pool */
         struct pci_pool *lpfc_drb_pool; /* data receive buffer pool */
+        struct pci_pool *lpfc_hbq_pool; /* SLI3 hbq buffer pool */
         struct lpfc_dma_pool lpfc_mbuf_safety_pool;
 
         mempool_t *mbox_mem_pool;
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index 900b5628ceb9..dc561e3c8b92 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -527,9 +527,6 @@ lpfc_config_port_post(struct lpfc_hba *phba)
         /* Set up error attention (ERATT) polling timer */
         mod_timer(&phba->eratt_poll, jiffies + HZ * LPFC_ERATT_POLL_INTERVAL);
 
-        /* Check if the port is disabled */
-        lpfc_sli_read_serdes_param(phba);
-
         if (phba->hba_flag & LINK_DISABLED) {
                 lpfc_printf_log(phba,
                         KERN_ERR, LOG_INIT,
diff --git a/drivers/scsi/lpfc/lpfc_mem.c b/drivers/scsi/lpfc/lpfc_mem.c
index e198c917c13e..a1b6db6016da 100644
--- a/drivers/scsi/lpfc/lpfc_mem.c
+++ b/drivers/scsi/lpfc/lpfc_mem.c
@@ -110,17 +110,28 @@ lpfc_mem_alloc(struct lpfc_hba *phba, int align)
                                                 sizeof(struct lpfc_nodelist));
         if (!phba->nlp_mem_pool)
                 goto fail_free_mbox_pool;
-        phba->lpfc_hrb_pool = pci_pool_create("lpfc_hrb_pool",
+
+        if (phba->sli_rev == LPFC_SLI_REV4) {
+                phba->lpfc_hrb_pool = pci_pool_create("lpfc_hrb_pool",
                                               phba->pcidev,
                                               LPFC_HDR_BUF_SIZE, align, 0);
-        if (!phba->lpfc_hrb_pool)
-                goto fail_free_nlp_mem_pool;
-        phba->lpfc_drb_pool = pci_pool_create("lpfc_drb_pool",
+                if (!phba->lpfc_hrb_pool)
+                        goto fail_free_nlp_mem_pool;
+
+                phba->lpfc_drb_pool = pci_pool_create("lpfc_drb_pool",
                                               phba->pcidev,
                                               LPFC_DATA_BUF_SIZE, align, 0);
-        if (!phba->lpfc_drb_pool)
-                goto fail_free_hbq_pool;
-
+                if (!phba->lpfc_drb_pool)
+                        goto fail_free_hrb_pool;
+                phba->lpfc_hbq_pool = NULL;
+        } else {
+                phba->lpfc_hbq_pool = pci_pool_create("lpfc_hbq_pool",
+                        phba->pcidev, LPFC_BPL_SIZE, align, 0);
+                if (!phba->lpfc_hbq_pool)
+                        goto fail_free_nlp_mem_pool;
+                phba->lpfc_hrb_pool = NULL;
+                phba->lpfc_drb_pool = NULL;
+        }
         /* vpi zero is reserved for the physical port so add 1 to max */
         longs = ((phba->max_vpi + 1) + BITS_PER_LONG - 1) / BITS_PER_LONG;
         phba->vpi_bmask = kzalloc(longs * sizeof(unsigned long), GFP_KERNEL);
@@ -132,7 +143,7 @@ lpfc_mem_alloc(struct lpfc_hba *phba, int align)
  fail_free_dbq_pool:
         pci_pool_destroy(phba->lpfc_drb_pool);
         phba->lpfc_drb_pool = NULL;
- fail_free_hbq_pool:
+ fail_free_hrb_pool:
         pci_pool_destroy(phba->lpfc_hrb_pool);
         phba->lpfc_hrb_pool = NULL;
  fail_free_nlp_mem_pool:
@@ -176,11 +187,17 @@ lpfc_mem_free(struct lpfc_hba *phba)
 
         /* Free HBQ pools */
         lpfc_sli_hbqbuf_free_all(phba);
-        pci_pool_destroy(phba->lpfc_drb_pool);
+        if (phba->lpfc_drb_pool)
+                pci_pool_destroy(phba->lpfc_drb_pool);
         phba->lpfc_drb_pool = NULL;
-        pci_pool_destroy(phba->lpfc_hrb_pool);
+        if (phba->lpfc_hrb_pool)
+                pci_pool_destroy(phba->lpfc_hrb_pool);
         phba->lpfc_hrb_pool = NULL;
 
+        if (phba->lpfc_hbq_pool)
+                pci_pool_destroy(phba->lpfc_hbq_pool);
+        phba->lpfc_hbq_pool = NULL;
+
         /* Free NLP memory pool */
         mempool_destroy(phba->nlp_mem_pool);
         phba->nlp_mem_pool = NULL;
@@ -380,7 +397,7 @@ lpfc_els_hbq_alloc(struct lpfc_hba *phba)
         if (!hbqbp)
                 return NULL;
 
-        hbqbp->dbuf.virt = pci_pool_alloc(phba->lpfc_hrb_pool, GFP_KERNEL,
+        hbqbp->dbuf.virt = pci_pool_alloc(phba->lpfc_hbq_pool, GFP_KERNEL,
                                           &hbqbp->dbuf.phys);
         if (!hbqbp->dbuf.virt) {
                 kfree(hbqbp);
@@ -405,7 +422,7 @@ lpfc_els_hbq_alloc(struct lpfc_hba *phba)
 void
 lpfc_els_hbq_free(struct lpfc_hba *phba, struct hbq_dmabuf *hbqbp)
 {
-        pci_pool_free(phba->lpfc_hrb_pool, hbqbp->dbuf.virt, hbqbp->dbuf.phys);
+        pci_pool_free(phba->lpfc_hbq_pool, hbqbp->dbuf.virt, hbqbp->dbuf.phys);
         kfree(hbqbp);
         return;
 }
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
index a3f85454368d..174a1b0d005d 100644
--- a/drivers/scsi/lpfc/lpfc_sli.c
+++ b/drivers/scsi/lpfc/lpfc_sli.c
@@ -4702,13 +4702,13 @@ lpfc_sli_issue_mbox_s3(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmbox,
 
         spin_lock_irqsave(&phba->hbalock, drvr_flag);
         if (!pmbox) {
+                phba->sli.sli_flag &= ~LPFC_SLI_MBOX_ACTIVE;
                 /* processing mbox queue from intr_handler */
                 if (unlikely(psli->sli_flag & LPFC_SLI_ASYNC_MBX_BLK)) {
                         spin_unlock_irqrestore(&phba->hbalock, drvr_flag);
                         return MBX_SUCCESS;
                 }
                 processing_queue = 1;
-                phba->sli.sli_flag &= ~LPFC_SLI_MBOX_ACTIVE;
                 pmbox = lpfc_mbox_get(phba);
                 if (!pmbox) {
                         spin_unlock_irqrestore(&phba->hbalock, drvr_flag);