1 files changed, 54 insertions, 41 deletions

diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c
index 4813beaaca8f..283b7d824c34 100644
--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -302,10 +302,6 @@ lpfc_cmpl_els_flogi_fabric(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp,
         if (lpfc_reg_login(phba, Fabric_DID, (uint8_t *) sp, mbox, 0))
                 goto fail_free_mbox;
 
-        /*
-         * set_slim mailbox command needs to execute first,
-         * queue this command to be processed later.
-         */
         mbox->mbox_cmpl = lpfc_mbx_cmpl_fabric_reg_login;
         mbox->context2 = ndlp;
 
@@ -781,25 +777,26 @@ lpfc_cmpl_els_plogi(struct lpfc_hba * phba, struct lpfc_iocbq * cmdiocb,
         if (disc && phba->num_disc_nodes) {
                 /* Check to see if there are more PLOGIs to be sent */
                 lpfc_more_plogi(phba);
-        }
 
-        if (phba->num_disc_nodes == 0) {
-                spin_lock_irq(phba->host->host_lock);
-                phba->fc_flag &= ~FC_NDISC_ACTIVE;
-                spin_unlock_irq(phba->host->host_lock);
+                if (phba->num_disc_nodes == 0) {
+                        spin_lock_irq(phba->host->host_lock);
+                        phba->fc_flag &= ~FC_NDISC_ACTIVE;
+                        spin_unlock_irq(phba->host->host_lock);
 
-                lpfc_can_disctmo(phba);
-                if (phba->fc_flag & FC_RSCN_MODE) {
-                        /* Check to see if more RSCNs came in while we were
-                         * processing this one.
-                         */
-                        if ((phba->fc_rscn_id_cnt == 0) &&
-                            (!(phba->fc_flag & FC_RSCN_DISCOVERY))) {
-                                spin_lock_irq(phba->host->host_lock);
-                                phba->fc_flag &= ~FC_RSCN_MODE;
-                                spin_unlock_irq(phba->host->host_lock);
-                        } else {
-                                lpfc_els_handle_rscn(phba);
+                        lpfc_can_disctmo(phba);
+                        if (phba->fc_flag & FC_RSCN_MODE) {
+                                /*
+                                 * Check to see if more RSCNs came in while
+                                 * we were processing this one.
+                                 */
+                                if ((phba->fc_rscn_id_cnt == 0) &&
+                                (!(phba->fc_flag & FC_RSCN_DISCOVERY))) {
+                                        spin_lock_irq(phba->host->host_lock);
+                                        phba->fc_flag &= ~FC_RSCN_MODE;
+                                        spin_unlock_irq(phba->host->host_lock);
+                                } else {
+                                        lpfc_els_handle_rscn(phba);
+                                }
                         }
                 }
         }
@@ -1263,7 +1260,7 @@ lpfc_issue_els_logo(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp,
         psli = &phba->sli;
         pring = &psli->ring[LPFC_ELS_RING];
 
-        cmdsize = 2 * (sizeof (uint32_t) + sizeof (struct lpfc_name));
+        cmdsize = (2 * sizeof (uint32_t)) + sizeof (struct lpfc_name);
         elsiocb = lpfc_prep_els_iocb(phba, 1, cmdsize, retry, ndlp,
                                                 ndlp->nlp_DID, ELS_CMD_LOGO);
         if (!elsiocb)
@@ -1451,22 +1448,23 @@ lpfc_cancel_retry_delay_tmo(struct lpfc_hba *phba, struct lpfc_nodelist * nlp)
                          * PLOGIs to be sent
                          */
                         lpfc_more_plogi(phba);
-                }
 
-                if (phba->num_disc_nodes == 0) {
-                        phba->fc_flag &= ~FC_NDISC_ACTIVE;
-                        lpfc_can_disctmo(phba);
-                        if (phba->fc_flag & FC_RSCN_MODE) {
-                                /* Check to see if more RSCNs
-                                 * came in while we were
-                                 * processing this one.
-                                 */
-                                if((phba->fc_rscn_id_cnt==0) &&
-                                   (!(phba->fc_flag & FC_RSCN_DISCOVERY))) {
-                                        phba->fc_flag &= ~FC_RSCN_MODE;
-                                }
-                                else {
-                                        lpfc_els_handle_rscn(phba);
+                        if (phba->num_disc_nodes == 0) {
+                                phba->fc_flag &= ~FC_NDISC_ACTIVE;
+                                lpfc_can_disctmo(phba);
+                                if (phba->fc_flag & FC_RSCN_MODE) {
+                                        /*
+                                         * Check to see if more RSCNs
+                                         * came in while we were
+                                         * processing this one.
+                                         */
+                                        if((phba->fc_rscn_id_cnt==0) &&
+                                         !(phba->fc_flag & FC_RSCN_DISCOVERY)) {
+                                                phba->fc_flag &= ~FC_RSCN_MODE;
+                                        }
+                                        else {
+                                                lpfc_els_handle_rscn(phba);
+                                        }
                                 }
                         }
                 }
@@ -1872,9 +1870,6 @@ lpfc_cmpl_els_acc(struct lpfc_hba * phba, struct lpfc_iocbq * cmdiocb,
         if (mbox) {
                 if ((rspiocb->iocb.ulpStatus == 0)
                     && (ndlp->nlp_flag & NLP_ACC_REGLOGIN)) {
-                        /* set_slim mailbox command needs to execute first,
-                         * queue this command to be processed later.
-                         */
                         lpfc_unreg_rpi(phba, ndlp);
                         mbox->mbox_cmpl = lpfc_mbx_cmpl_reg_login;
                         mbox->context2 = ndlp;
@@ -1920,6 +1915,7 @@ lpfc_els_rsp_acc(struct lpfc_hba * phba, uint32_t flag,
         uint8_t *pcmd;
         uint16_t cmdsize;
         int rc;
+        ELS_PKT *els_pkt_ptr;
 
         psli = &phba->sli;
         pring = &psli->ring[LPFC_ELS_RING];     /* ELS ring */
@@ -1958,6 +1954,23 @@ lpfc_els_rsp_acc(struct lpfc_hba * phba, uint32_t flag,
                 pcmd += sizeof (uint32_t);
                 memcpy(pcmd, &phba->fc_sparam, sizeof (struct serv_parm));
                 break;
+        case ELS_CMD_PRLO:
+                cmdsize = sizeof (uint32_t) + sizeof (PRLO);
+                elsiocb = lpfc_prep_els_iocb(phba, 0, cmdsize, oldiocb->retry,
+                                             ndlp, ndlp->nlp_DID, ELS_CMD_PRLO);
+                if (!elsiocb)
+                        return 1;
+
+                icmd = &elsiocb->iocb;
+                icmd->ulpContext = oldcmd->ulpContext; /* Xri */
+                pcmd = (((struct lpfc_dmabuf *) elsiocb->context2)->virt);
+
+                memcpy(pcmd, ((struct lpfc_dmabuf *) oldiocb->context2)->virt,
+                       sizeof (uint32_t) + sizeof (PRLO));
+                *((uint32_t *) (pcmd)) = ELS_CMD_PRLO_ACC;
+                els_pkt_ptr = (ELS_PKT *) pcmd;
+                els_pkt_ptr->un.prlo.acceptRspCode = PRLO_REQ_EXECUTED;
+                break;
         default:
                 return 1;
         }
@@ -2498,7 +2511,7 @@ lpfc_els_rcv_rscn(struct lpfc_hba * phba,
         /* If we are about to begin discovery, just ACC the RSCN.
          * Discovery processing will satisfy it.
          */
-        if (phba->hba_state < LPFC_NS_QRY) {
+        if (phba->hba_state <= LPFC_NS_QRY) {
                 lpfc_els_rsp_acc(phba, ELS_CMD_ACC, cmdiocb, ndlp, NULL,
                                                                 newnode);
                 return 0;