[SCSI] lpfc 8.3.4: NPIV vport fixes

NPIV vport fixes

- Fixed static vport creation on SLI4 HBAs
- Fixed vport create sending init_vpi before REG_VFI
- Fix unable to create vports on SLI4 HBA's Port2

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>

1 files changed, 36 insertions, 11 deletions

diff --git a/drivers/scsi/lpfc/lpfc_mbox.c b/drivers/scsi/lpfc/lpfc_mbox.c
index 245945f2f3a0..a776f86bbcc3 100644
--- a/drivers/scsi/lpfc/lpfc_mbox.c
+++ b/drivers/scsi/lpfc/lpfc_mbox.c
@@ -52,30 +52,51 @@
  * This routine prepares the mailbox command for dumping list of static
  * vports to be created.
  **/
-void
+int
 lpfc_dump_static_vport(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb,
                 uint16_t offset)
 {
         MAILBOX_t *mb;
-        void *ctx;
+        struct lpfc_dmabuf *mp;
 
         mb = &pmb->u.mb;
-        ctx = pmb->context2;
 
         /* Setup to dump vport info region */
         memset(pmb, 0, sizeof(LPFC_MBOXQ_t));
         mb->mbxCommand = MBX_DUMP_MEMORY;
-        mb->un.varDmp.cv = 1;
         mb->un.varDmp.type = DMP_NV_PARAMS;
         mb->un.varDmp.entry_index = offset;
         mb->un.varDmp.region_id = DMP_REGION_VPORT;
-        mb->un.varDmp.word_cnt = DMP_RSP_SIZE/sizeof(uint32_t);
-        mb->un.varDmp.co = 0;
-        mb->un.varDmp.resp_offset = 0;
-        pmb->context2 = ctx;
         mb->mbxOwner = OWN_HOST;
 
-        return;
+        /* For SLI3 HBAs data is embedded in mailbox */
+        if (phba->sli_rev != LPFC_SLI_REV4) {
+                mb->un.varDmp.cv = 1;
+                mb->un.varDmp.word_cnt = DMP_RSP_SIZE/sizeof(uint32_t);
+                return 0;
+        }
+
+        /* For SLI4 HBAs driver need to allocate memory */
+        mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
+        if (mp)
+                mp->virt = lpfc_mbuf_alloc(phba, 0, &mp->phys);
+
+        if (!mp || !mp->virt) {
+                kfree(mp);
+                lpfc_printf_log(phba, KERN_ERR, LOG_MBOX,
+                        "2605 lpfc_dump_static_vport: memory"
+                        " allocation failed\n");
+                return 1;
+        }
+        memset(mp->virt, 0, LPFC_BPL_SIZE);
+        INIT_LIST_HEAD(&mp->list);
+        /* save address for completion */
+        pmb->context2 = (uint8_t *) mp;
+        mb->un.varWords[3] = putPaddrLow(mp->phys);
+        mb->un.varWords[4] = putPaddrHigh(mp->phys);
+        mb->un.varDmp.sli4_length = sizeof(struct static_vport_info);
+
+        return 0;
 }
 
 /**
@@ -1805,6 +1826,7 @@ lpfc_reg_vfi(struct lpfcMboxq *mbox, struct lpfc_vport *vport, dma_addr_t phys)
 
 /**
  * lpfc_init_vpi - Initialize the INIT_VPI mailbox command
+ * @phba: pointer to the hba structure to init the VPI for.
  * @mbox: pointer to lpfc mbox command to initialize.
  * @vpi: VPI to be initialized.
  *
@@ -1815,11 +1837,14 @@ lpfc_reg_vfi(struct lpfcMboxq *mbox, struct lpfc_vport *vport, dma_addr_t phys)
  * successful virtual NPort login.
  **/
 void
-lpfc_init_vpi(struct lpfcMboxq *mbox, uint16_t vpi)
+lpfc_init_vpi(struct lpfc_hba *phba, struct lpfcMboxq *mbox, uint16_t vpi)
 {
         memset(mbox, 0, sizeof(*mbox));
         bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_INIT_VPI);
-        bf_set(lpfc_init_vpi_vpi, &mbox->u.mqe.un.init_vpi, vpi);
+        bf_set(lpfc_init_vpi_vpi, &mbox->u.mqe.un.init_vpi,
+               vpi + phba->vpi_base);
+        bf_set(lpfc_init_vpi_vfi, &mbox->u.mqe.un.init_vpi,
+               phba->pport->vfi + phba->vfi_base);
 }
 
 /**