[SCSI] lpfc 8.3.11: NPIV changes

- Enable NPIV by default.
- Added code to handle unsolicited LOGO on physical port.

Signed-off-by: Alex Iannicelli <alex.iannicelli@emulex.com>
Signed-off-by: James Smart <james.smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>

1 files changed, 6 insertions, 1 deletions

diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c
index 0a337dab211c..9508661fe825 100644
--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -864,6 +864,7 @@ lpfc_cmpl_els_flogi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
         }
         spin_lock_irq(shost->host_lock);
         vport->fc_flag &= ~FC_VPORT_CVL_RCVD;
+        vport->fc_flag &= ~FC_VPORT_LOGO_RCVD;
         spin_unlock_irq(shost->host_lock);
 
         /*
@@ -6053,7 +6054,8 @@ lpfc_cmpl_reg_new_vport(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
                         spin_lock_irq(shost->host_lock);
                         vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI;
                         spin_unlock_irq(shost->host_lock);
-                        if (vport->port_type == LPFC_PHYSICAL_PORT)
+                        if (vport->port_type == LPFC_PHYSICAL_PORT
+                                && !(vport->fc_flag & FC_LOGO_RCVD_DID_CHNG))
                                 lpfc_initial_flogi(vport);
                         else
                                 lpfc_initial_fdisc(vport);
@@ -6289,6 +6291,7 @@ lpfc_cmpl_els_fdisc(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
         }
         spin_lock_irq(shost->host_lock);
         vport->fc_flag &= ~FC_VPORT_CVL_RCVD;
+        vport->fc_flag &= ~FC_VPORT_LOGO_RCVD;
         vport->fc_flag |= FC_FABRIC;
         if (vport->phba->fc_topology == TOPOLOGY_LOOP)
                 vport->fc_flag |=  FC_PUBLIC_LOOP;
@@ -6318,6 +6321,8 @@ lpfc_cmpl_els_fdisc(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
                 vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI;
                 if (phba->sli_rev == LPFC_SLI_REV4)
                         vport->fc_flag |= FC_VPORT_NEEDS_INIT_VPI;
+                else
+                        vport->fc_flag |= FC_LOGO_RCVD_DID_CHNG;
                 spin_unlock_irq(shost->host_lock);
         }