[SCSI] lpfc 8.3.2 : Addition of SLI4 Interface - Base Support

Adds new hardware and interface definitions.

Adds new interface routines - utilizing the reorganized layout of the
driver. Adds SLI-4 specific functions for attachment, initialization,
teardown, etc.

Signed-off-by: James Smart <james.smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>

1 files changed, 23 insertions, 0 deletions

diff --git a/drivers/scsi/lpfc/lpfc_vport.c b/drivers/scsi/lpfc/lpfc_vport.c
index 917ad56b0aff..59e67f7ee531 100644
--- a/drivers/scsi/lpfc/lpfc_vport.c
+++ b/drivers/scsi/lpfc/lpfc_vport.c
@@ -32,8 +32,10 @@
 #include <scsi/scsi_device.h>
 #include <scsi/scsi_host.h>
 #include <scsi/scsi_transport_fc.h>
+#include "lpfc_hw4.h"
 #include "lpfc_hw.h"
 #include "lpfc_sli.h"
+#include "lpfc_sli4.h"
 #include "lpfc_nl.h"
 #include "lpfc_disc.h"
 #include "lpfc_scsi.h"
@@ -89,6 +91,8 @@ lpfc_alloc_vpi(struct lpfc_hba *phba)
                 vpi = 0;
         else
                 set_bit(vpi, phba->vpi_bmask);
+        if (phba->sli_rev == LPFC_SLI_REV4)
+                phba->sli4_hba.max_cfg_param.vpi_used++;
         spin_unlock_irq(&phba->hbalock);
         return vpi;
 }
@@ -96,8 +100,12 @@ lpfc_alloc_vpi(struct lpfc_hba *phba)
 static void
 lpfc_free_vpi(struct lpfc_hba *phba, int vpi)
 {
+        if (vpi == 0)
+                return;
         spin_lock_irq(&phba->hbalock);
         clear_bit(vpi, phba->vpi_bmask);
+        if (phba->sli_rev == LPFC_SLI_REV4)
+                phba->sli4_hba.max_cfg_param.vpi_used--;
         spin_unlock_irq(&phba->hbalock);
 }
 
@@ -308,6 +316,21 @@ lpfc_vport_create(struct fc_vport *fc_vport, bool disable)
                 goto error_out;
         }
 
+        /*
+         * In SLI4, the vpi must be activated before it can be used
+         * by the port.
+         */
+        if (phba->sli_rev == LPFC_SLI_REV4) {
+                rc = lpfc_sli4_init_vpi(phba, vpi);
+                if (rc) {
+                        lpfc_printf_log(phba, KERN_ERR, LOG_VPORT,
+                                        "1838 Failed to INIT_VPI on vpi %d "
+                                        "status %d\n", vpi, rc);
+                        rc = VPORT_NORESOURCES;
+                        lpfc_free_vpi(phba, vpi);
+                        goto error_out;
+                }
+        }
 
         /* Assign an unused board number */
         if ((instance = lpfc_get_instance()) < 0) {