diff options
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_hbadisc.c')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_hbadisc.c | 2262 |
1 files changed, 1401 insertions, 861 deletions
diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c index 61caa8d379e2..f2f4639eab59 100644 --- a/drivers/scsi/lpfc/lpfc_hbadisc.c +++ b/drivers/scsi/lpfc/lpfc_hbadisc.c @@ -36,6 +36,8 @@ #include "lpfc.h" #include "lpfc_logmsg.h" #include "lpfc_crtn.h" +#include "lpfc_vport.h" +#include "lpfc_debugfs.h" /* AlpaArray for assignment of scsid for scan-down and bind_method */ static uint8_t lpfcAlpaArray[] = { @@ -54,7 +56,7 @@ static uint8_t lpfcAlpaArray[] = { 0x10, 0x0F, 0x08, 0x04, 0x02, 0x01 }; -static void lpfc_disc_timeout_handler(struct lpfc_hba *); +static void lpfc_disc_timeout_handler(struct lpfc_vport *); void lpfc_terminate_rport_io(struct fc_rport *rport) @@ -74,14 +76,16 @@ lpfc_terminate_rport_io(struct fc_rport *rport) return; } - phba = ndlp->nlp_phba; + phba = ndlp->vport->phba; + + lpfc_debugfs_disc_trc(ndlp->vport, LPFC_DISC_TRC_RPORT, + "rport terminate: sid:x%x did:x%x flg:x%x", + ndlp->nlp_sid, ndlp->nlp_DID, ndlp->nlp_flag); - spin_lock_irq(phba->host->host_lock); if (ndlp->nlp_sid != NLP_NO_SID) { lpfc_sli_abort_iocb(phba, &phba->sli.ring[phba->sli.fcp_ring], ndlp->nlp_sid, 0, 0, LPFC_CTX_TGT); } - spin_unlock_irq(phba->host->host_lock); return; } @@ -94,105 +98,213 @@ lpfc_dev_loss_tmo_callbk(struct fc_rport *rport) { struct lpfc_rport_data *rdata; struct lpfc_nodelist * ndlp; - uint8_t *name; - int warn_on = 0; - struct lpfc_hba *phba; + struct lpfc_vport *vport; + struct lpfc_hba *phba; + struct completion devloss_compl; + struct lpfc_work_evt *evtp; rdata = rport->dd_data; ndlp = rdata->pnode; if (!ndlp) { - if (rport->roles & FC_RPORT_ROLE_FCP_TARGET) + if (rport->scsi_target_id != -1) { printk(KERN_ERR "Cannot find remote node" - " for rport in dev_loss_tmo_callbk x%x\n", - rport->port_id); + " for rport in dev_loss_tmo_callbk x%x\n", + rport->port_id); + } return; } - if (ndlp->nlp_state == NLP_STE_MAPPED_NODE) + vport = ndlp->vport; + phba = vport->phba; + + lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_RPORT, + "rport devlosscb: sid:x%x did:x%x flg:x%x", + ndlp->nlp_sid, ndlp->nlp_DID, ndlp->nlp_flag); + + init_completion(&devloss_compl); + evtp = &ndlp->dev_loss_evt; + + if (!list_empty(&evtp->evt_listp)) + return; + + spin_lock_irq(&phba->hbalock); + evtp->evt_arg1 = ndlp; + evtp->evt_arg2 = &devloss_compl; + evtp->evt = LPFC_EVT_DEV_LOSS; + list_add_tail(&evtp->evt_listp, &phba->work_list); + if (phba->work_wait) + wake_up(phba->work_wait); + + spin_unlock_irq(&phba->hbalock); + + wait_for_completion(&devloss_compl); + + return; +} + +/* + * This function is called from the worker thread when dev_loss_tmo + * expire. + */ +void +lpfc_dev_loss_tmo_handler(struct lpfc_nodelist *ndlp) +{ + struct lpfc_rport_data *rdata; + struct fc_rport *rport; + struct lpfc_vport *vport; + struct lpfc_hba *phba; + uint8_t *name; + int warn_on = 0; + + rport = ndlp->rport; + + if (!rport) + return; + + rdata = rport->dd_data; + name = (uint8_t *) &ndlp->nlp_portname; + vport = ndlp->vport; + phba = vport->phba; + + lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_RPORT, + "rport devlosstmo:did:x%x type:x%x id:x%x", + ndlp->nlp_DID, ndlp->nlp_type, rport->scsi_target_id); + + if (!(vport->load_flag & FC_UNLOADING) && + ndlp->nlp_state == NLP_STE_MAPPED_NODE) return; - name = (uint8_t *)&ndlp->nlp_portname; - phba = ndlp->nlp_phba; + if (ndlp->nlp_type & NLP_FABRIC) { + int put_node; + int put_rport; - spin_lock_irq(phba->host->host_lock); + /* We will clean up these Nodes in linkup */ + put_node = rdata->pnode != NULL; + put_rport = ndlp->rport != NULL; + rdata->pnode = NULL; + ndlp->rport = NULL; + if (put_node) + lpfc_nlp_put(ndlp); + if (put_rport) + put_device(&rport->dev); + return; + } if (ndlp->nlp_sid != NLP_NO_SID) { warn_on = 1; /* flush the target */ lpfc_sli_abort_iocb(phba, &phba->sli.ring[phba->sli.fcp_ring], - ndlp->nlp_sid, 0, 0, LPFC_CTX_TGT); + ndlp->nlp_sid, 0, 0, LPFC_CTX_TGT); } - if (phba->fc_flag & FC_UNLOADING) + if (vport->load_flag & FC_UNLOADING) warn_on = 0; - spin_unlock_irq(phba->host->host_lock); - if (warn_on) { lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY, - "%d:0203 Devloss timeout on " + "%d (%d):0203 Devloss timeout on " "WWPN %x:%x:%x:%x:%x:%x:%x:%x " "NPort x%x Data: x%x x%x x%x\n", - phba->brd_no, + phba->brd_no, vport->vpi, *name, *(name+1), *(name+2), *(name+3), *(name+4), *(name+5), *(name+6), *(name+7), ndlp->nlp_DID, ndlp->nlp_flag, ndlp->nlp_state, ndlp->nlp_rpi); } else { lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY, - "%d:0204 Devloss timeout on " + "%d (%d):0204 Devloss timeout on " "WWPN %x:%x:%x:%x:%x:%x:%x:%x " "NPort x%x Data: x%x x%x x%x\n", - phba->brd_no, + phba->brd_no, vport->vpi, *name, *(name+1), *(name+2), *(name+3), *(name+4), *(name+5), *(name+6), *(name+7), ndlp->nlp_DID, ndlp->nlp_flag, ndlp->nlp_state, ndlp->nlp_rpi); } - if (!(phba->fc_flag & FC_UNLOADING) && + if (!(vport->load_flag & FC_UNLOADING) && !(ndlp->nlp_flag & NLP_DELAY_TMO) && !(ndlp->nlp_flag & NLP_NPR_2B_DISC) && (ndlp->nlp_state != NLP_STE_UNMAPPED_NODE)) - lpfc_disc_state_machine(phba, ndlp, NULL, NLP_EVT_DEVICE_RM); + lpfc_disc_state_machine(vport, ndlp, NULL, NLP_EVT_DEVICE_RM); else { + int put_node; + int put_rport; + + put_node = rdata->pnode != NULL; + put_rport = ndlp->rport != NULL; rdata->pnode = NULL; ndlp->rport = NULL; - lpfc_nlp_put(ndlp); - put_device(&rport->dev); + if (put_node) + lpfc_nlp_put(ndlp); + if (put_rport) + put_device(&rport->dev); } +} + +void +lpfc_worker_wake_up(struct lpfc_hba *phba) +{ + wake_up(phba->work_wait); return; } static void -lpfc_work_list_done(struct lpfc_hba * phba) +lpfc_work_list_done(struct lpfc_hba *phba) { struct lpfc_work_evt *evtp = NULL; struct lpfc_nodelist *ndlp; + struct lpfc_vport *vport; int free_evt; - spin_lock_irq(phba->host->host_lock); - while(!list_empty(&phba->work_list)) { + spin_lock_irq(&phba->hbalock); + while (!list_empty(&phba->work_list)) { list_remove_head((&phba->work_list), evtp, typeof(*evtp), evt_listp); - spin_unlock_irq(phba->host->host_lock); + spin_unlock_irq(&phba->hbalock); free_evt = 1; switch (evtp->evt) { + case LPFC_EVT_DEV_LOSS_DELAY: + free_evt = 0; /* evt is part of ndlp */ + ndlp = (struct lpfc_nodelist *) (evtp->evt_arg1); + vport = ndlp->vport; + if (!vport) + break; + + lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_RPORT, + "rport devlossdly:did:x%x flg:x%x", + ndlp->nlp_DID, ndlp->nlp_flag, 0); + + if (!(vport->load_flag & FC_UNLOADING) && + !(ndlp->nlp_flag & NLP_DELAY_TMO) && + !(ndlp->nlp_flag & NLP_NPR_2B_DISC)) { + lpfc_disc_state_machine(vport, ndlp, NULL, + NLP_EVT_DEVICE_RM); + } + break; case LPFC_EVT_ELS_RETRY: - ndlp = (struct lpfc_nodelist *)(evtp->evt_arg1); + ndlp = (struct lpfc_nodelist *) (evtp->evt_arg1); lpfc_els_retry_delay_handler(ndlp); + free_evt = 0; /* evt is part of ndlp */ + break; + case LPFC_EVT_DEV_LOSS: + ndlp = (struct lpfc_nodelist *)(evtp->evt_arg1); + lpfc_nlp_get(ndlp); + lpfc_dev_loss_tmo_handler(ndlp); free_evt = 0; + complete((struct completion *)(evtp->evt_arg2)); + lpfc_nlp_put(ndlp); break; case LPFC_EVT_ONLINE: - if (phba->hba_state < LPFC_LINK_DOWN) - *(int *)(evtp->evt_arg1) = lpfc_online(phba); + if (phba->link_state < LPFC_LINK_DOWN) + *(int *) (evtp->evt_arg1) = lpfc_online(phba); else - *(int *)(evtp->evt_arg1) = 0; + *(int *) (evtp->evt_arg1) = 0; complete((struct completion *)(evtp->evt_arg2)); break; case LPFC_EVT_OFFLINE_PREP: - if (phba->hba_state >= LPFC_LINK_DOWN) + if (phba->link_state >= LPFC_LINK_DOWN) lpfc_offline_prep(phba); *(int *)(evtp->evt_arg1) = 0; complete((struct completion *)(evtp->evt_arg2)); @@ -218,33 +330,31 @@ lpfc_work_list_done(struct lpfc_hba * phba) case LPFC_EVT_KILL: lpfc_offline(phba); *(int *)(evtp->evt_arg1) - = (phba->stopped) ? 0 : lpfc_sli_brdkill(phba); + = (phba->pport->stopped) + ? 0 : lpfc_sli_brdkill(phba); lpfc_unblock_mgmt_io(phba); complete((struct completion *)(evtp->evt_arg2)); break; } if (free_evt) kfree(evtp); - spin_lock_irq(phba->host->host_lock); + spin_lock_irq(&phba->hbalock); } - spin_unlock_irq(phba->host->host_lock); + spin_unlock_irq(&phba->hbalock); } -static void -lpfc_work_done(struct lpfc_hba * phba) +void +lpfc_work_done(struct lpfc_hba *phba) { struct lpfc_sli_ring *pring; - int i; - uint32_t ha_copy; - uint32_t control; - uint32_t work_hba_events; + uint32_t ha_copy, status, control, work_port_events; + struct lpfc_vport *vport; - spin_lock_irq(phba->host->host_lock); + spin_lock_irq(&phba->hbalock); ha_copy = phba->work_ha; phba->work_ha = 0; - work_hba_events=phba->work_hba_events; - spin_unlock_irq(phba->host->host_lock); + spin_unlock_irq(&phba->hbalock); if (ha_copy & HA_ERATT) lpfc_handle_eratt(phba); @@ -255,66 +365,111 @@ lpfc_work_done(struct lpfc_hba * phba) if (ha_copy & HA_LATT) lpfc_handle_latt(phba); - if (work_hba_events & WORKER_DISC_TMO) - lpfc_disc_timeout_handler(phba); - - if (work_hba_events & WORKER_ELS_TMO) - lpfc_els_timeout_handler(phba); - - if (work_hba_events & WORKER_MBOX_TMO) - lpfc_mbox_timeout_handler(phba); - - if (work_hba_events & WORKER_FDMI_TMO) - lpfc_fdmi_tmo_handler(phba); - - spin_lock_irq(phba->host->host_lock); - phba->work_hba_events &= ~work_hba_events; - spin_unlock_irq(phba->host->host_lock); - - for (i = 0; i < phba->sli.num_rings; i++, ha_copy >>= 4) { - pring = &phba->sli.ring[i]; - if ((ha_copy & HA_RXATT) - || (pring->flag & LPFC_DEFERRED_RING_EVENT)) { - if (pring->flag & LPFC_STOP_IOCB_MASK) { - pring->flag |= LPFC_DEFERRED_RING_EVENT; - } else { - lpfc_sli_handle_slow_ring_event(phba, pring, - (ha_copy & - HA_RXMASK)); - pring->flag &= ~LPFC_DEFERRED_RING_EVENT; - } - /* - * Turn on Ring interrupts - */ - spin_lock_irq(phba->host->host_lock); - control = readl(phba->HCregaddr); - control |= (HC_R0INT_ENA << i); + spin_lock_irq(&phba->hbalock); + list_for_each_entry(vport, &phba->port_list, listentry) { + struct Scsi_Host *shost = lpfc_shost_from_vport(vport); + + if (!scsi_host_get(shost)) { + continue; + } + spin_unlock_irq(&phba->hbalock); + work_port_events = vport->work_port_events; + + if (work_port_events & WORKER_DISC_TMO) + lpfc_disc_timeout_handler(vport); + + if (work_port_events & WORKER_ELS_TMO) + lpfc_els_timeout_handler(vport); + + if (work_port_events & WORKER_HB_TMO) + lpfc_hb_timeout_handler(phba); + + if (work_port_events & WORKER_MBOX_TMO) + lpfc_mbox_timeout_handler(phba); + + if (work_port_events & WORKER_FABRIC_BLOCK_TMO) + lpfc_unblock_fabric_iocbs(phba); + + if (work_port_events & WORKER_FDMI_TMO) + lpfc_fdmi_timeout_handler(vport); + + if (work_port_events & WORKER_RAMP_DOWN_QUEUE) + lpfc_ramp_down_queue_handler(phba); + + if (work_port_events & WORKER_RAMP_UP_QUEUE) + lpfc_ramp_up_queue_handler(phba); + + spin_lock_irq(&vport->work_port_lock); + vport->work_port_events &= ~work_port_events; + spin_unlock_irq(&vport->work_port_lock); + scsi_host_put(shost); + spin_lock_irq(&phba->hbalock); + } + spin_unlock_irq(&phba->hbalock); + + pring = &phba->sli.ring[LPFC_ELS_RING]; + status = (ha_copy & (HA_RXMASK << (4*LPFC_ELS_RING))); + status >>= (4*LPFC_ELS_RING); + if ((status & HA_RXMASK) + || (pring->flag & LPFC_DEFERRED_RING_EVENT)) { + if (pring->flag & LPFC_STOP_IOCB_MASK) { + pring->flag |= LPFC_DEFERRED_RING_EVENT; + } else { + lpfc_sli_handle_slow_ring_event(phba, pring, + (status & + HA_RXMASK)); + pring->flag &= ~LPFC_DEFERRED_RING_EVENT; + } + /* + * Turn on Ring interrupts + */ + spin_lock_irq(&phba->hbalock); + control = readl(phba->HCregaddr); + if (!(control & (HC_R0INT_ENA << LPFC_ELS_RING))) { + control |= (HC_R0INT_ENA << LPFC_ELS_RING); writel(control, phba->HCregaddr); readl(phba->HCregaddr); /* flush */ - spin_unlock_irq(phba->host->host_lock); } + spin_unlock_irq(&phba->hbalock); } - - lpfc_work_list_done (phba); - + lpfc_work_list_done(phba); } static int -check_work_wait_done(struct lpfc_hba *phba) { +check_work_wait_done(struct lpfc_hba *phba) +{ + struct lpfc_vport *vport; + struct lpfc_sli_ring *pring; + int rc = 0; + + spin_lock_irq(&phba->hbalock); + list_for_each_entry(vport, &phba->port_list, listentry) { + if (vport->work_port_events) { + rc = 1; + goto exit; + } + } - spin_lock_irq(phba->host->host_lock); - if (phba->work_ha || - phba->work_hba_events || - (!list_empty(&phba->work_list)) || + if (phba->work_ha || (!list_empty(&phba->work_list)) || kthread_should_stop()) { - spin_unlock_irq(phba->host->host_lock); - return 1; - } else { - spin_unlock_irq(phba->host->host_lock); - return 0; + rc = 1; + goto exit; } + + pring = &phba->sli.ring[LPFC_ELS_RING]; + if (pring->flag & LPFC_DEFERRED_RING_EVENT) + rc = 1; +exit: + if (rc) + phba->work_found++; + else + phba->work_found = 0; + + spin_unlock_irq(&phba->hbalock); + return rc; } + int lpfc_do_work(void *p) { @@ -324,11 +479,13 @@ lpfc_do_work(void *p) set_user_nice(current, -20); phba->work_wait = &work_waitq; + phba->work_found = 0; while (1) { rc = wait_event_interruptible(work_waitq, - check_work_wait_done(phba)); + check_work_wait_done(phba)); + BUG_ON(rc); if (kthread_should_stop()) @@ -336,6 +493,17 @@ lpfc_do_work(void *p) lpfc_work_done(phba); + /* If there is alot of slow ring work, like during link up + * check_work_wait_done() may cause this thread to not give + * up the CPU for very long periods of time. This may cause + * soft lockups or other problems. To avoid these situations + * give up the CPU here after LPFC_MAX_WORKER_ITERATION + * consecutive iterations. + */ + if (phba->work_found >= LPFC_MAX_WORKER_ITERATION) { + phba->work_found = 0; + schedule(); + } } phba->work_wait = NULL; return 0; @@ -347,16 +515,17 @@ lpfc_do_work(void *p) * embedding it in the IOCB. */ int -lpfc_workq_post_event(struct lpfc_hba * phba, void *arg1, void *arg2, +lpfc_workq_post_event(struct lpfc_hba *phba, void *arg1, void *arg2, uint32_t evt) { struct lpfc_work_evt *evtp; + unsigned long flags; /* * All Mailbox completions and LPFC_ELS_RING rcv ring IOCB events will * be queued to worker thread for processing */ - evtp = kmalloc(sizeof(struct lpfc_work_evt), GFP_KERNEL); + evtp = kmalloc(sizeof(struct lpfc_work_evt), GFP_ATOMIC); if (!evtp) return 0; @@ -364,136 +533,210 @@ lpfc_workq_post_event(struct lpfc_hba * phba, void *arg1, void *arg2, evtp->evt_arg2 = arg2; evtp->evt = evt; - spin_lock_irq(phba->host->host_lock); + spin_lock_irqsave(&phba->hbalock, flags); list_add_tail(&evtp->evt_listp, &phba->work_list); if (phba->work_wait) - wake_up(phba->work_wait); - spin_unlock_irq(phba->host->host_lock); + lpfc_worker_wake_up(phba); + spin_unlock_irqrestore(&phba->hbalock, flags); return 1; } -int -lpfc_linkdown(struct lpfc_hba *phba) +void +lpfc_cleanup_rpis(struct lpfc_vport *vport, int remove) { - struct lpfc_sli *psli; - struct lpfc_nodelist *ndlp, *next_ndlp; - LPFC_MBOXQ_t *mb; - int rc; + struct lpfc_hba *phba = vport->phba; + struct lpfc_nodelist *ndlp, *next_ndlp; + int rc; - psli = &phba->sli; - /* sysfs or selective reset may call this routine to clean up */ - if (phba->hba_state >= LPFC_LINK_DOWN) { - if (phba->hba_state == LPFC_LINK_DOWN) - return 0; + list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) { + if (ndlp->nlp_state == NLP_STE_UNUSED_NODE) + continue; - spin_lock_irq(phba->host->host_lock); - phba->hba_state = LPFC_LINK_DOWN; - spin_unlock_irq(phba->host->host_lock); + if (phba->sli3_options & LPFC_SLI3_VPORT_TEARDOWN) + lpfc_unreg_rpi(vport, ndlp); + + /* Leave Fabric nodes alone on link down */ + if (!remove && ndlp->nlp_type & NLP_FABRIC) + continue; + rc = lpfc_disc_state_machine(vport, ndlp, NULL, + remove + ? NLP_EVT_DEVICE_RM + : NLP_EVT_DEVICE_RECOVERY); } + if (phba->sli3_options & LPFC_SLI3_VPORT_TEARDOWN) { + lpfc_mbx_unreg_vpi(vport); + vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI; + } +} + +static void +lpfc_linkdown_port(struct lpfc_vport *vport) +{ + struct lpfc_nodelist *ndlp, *next_ndlp; + struct Scsi_Host *shost = lpfc_shost_from_vport(vport); - fc_host_post_event(phba->host, fc_get_event_number(), - FCH_EVT_LINKDOWN, 0); + fc_host_post_event(shost, fc_get_event_number(), FCH_EVT_LINKDOWN, 0); - /* Clean up any firmware default rpi's */ - if ((mb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL))) { - lpfc_unreg_did(phba, 0xffffffff, mb); - mb->mbox_cmpl=lpfc_sli_def_mbox_cmpl; - if (lpfc_sli_issue_mbox(phba, mb, (MBX_NOWAIT | MBX_STOP_IOCB)) - == MBX_NOT_FINISHED) { - mempool_free( mb, phba->mbox_mem_pool); - } - } + lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, + "Link Down: state:x%x rtry:x%x flg:x%x", + vport->port_state, vport->fc_ns_retry, vport->fc_flag); /* Cleanup any outstanding RSCN activity */ - lpfc_els_flush_rscn(phba); + lpfc_els_flush_rscn(vport); /* Cleanup any outstanding ELS commands */ - lpfc_els_flush_cmd(phba); + lpfc_els_flush_cmd(vport); - /* - * Issue a LINK DOWN event to all nodes. - */ - list_for_each_entry_safe(ndlp, next_ndlp, &phba->fc_nodes, nlp_listp) { - /* free any ndlp's on unused list */ + lpfc_cleanup_rpis(vport, 0); + + /* free any ndlp's on unused list */ + list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) + /* free any ndlp's in unused state */ if (ndlp->nlp_state == NLP_STE_UNUSED_NODE) - lpfc_drop_node(phba, ndlp); - else /* otherwise, force node recovery. */ - rc = lpfc_disc_state_machine(phba, ndlp, NULL, - NLP_EVT_DEVICE_RECOVERY); + lpfc_drop_node(vport, ndlp); + + /* Turn off discovery timer if its running */ + lpfc_can_disctmo(vport); +} + +int +lpfc_linkdown(struct lpfc_hba *phba) +{ + struct lpfc_vport *vport = phba->pport; + struct Scsi_Host *shost = lpfc_shost_from_vport(vport); + struct lpfc_vport *port_iterator; + LPFC_MBOXQ_t *mb; + + if (phba->link_state == LPFC_LINK_DOWN) { + return 0; + } + spin_lock_irq(&phba->hbalock); + if (phba->link_state > LPFC_LINK_DOWN) { + phba->link_state = LPFC_LINK_DOWN; + phba->pport->fc_flag &= ~FC_LBIT; + } + spin_unlock_irq(&phba->hbalock); + + list_for_each_entry(port_iterator, &phba->port_list, listentry) { + + /* Issue a LINK DOWN event to all nodes */ + lpfc_linkdown_port(port_iterator); + } + + /* Clean up any firmware default rpi's */ + mb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); + if (mb) { + lpfc_unreg_did(phba, 0xffff, 0xffffffff, mb); + mb->vport = vport; + mb->mbox_cmpl = lpfc_sli_def_mbox_cmpl; + if (lpfc_sli_issue_mbox(phba, mb, (MBX_NOWAIT | MBX_STOP_IOCB)) + == MBX_NOT_FINISHED) { + mempool_free(mb, phba->mbox_mem_pool); + } } /* Setup myDID for link up if we are in pt2pt mode */ - if (phba->fc_flag & FC_PT2PT) { - phba->fc_myDID = 0; - if ((mb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL))) { + if (phba->pport->fc_flag & FC_PT2PT) { + phba->pport->fc_myDID = 0; + mb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); + if (mb) { lpfc_config_link(phba, mb); - mb->mbox_cmpl=lpfc_sli_def_mbox_cmpl; - if (lpfc_sli_issue_mbox - (phba, mb, (MBX_NOWAIT | MBX_STOP_IOCB)) + mb->mbox_cmpl = lpfc_sli_def_mbox_cmpl; + mb->vport = vport; + if (lpfc_sli_issue_mbox(phba, mb, + (MBX_NOWAIT | MBX_STOP_IOCB)) == MBX_NOT_FINISHED) { - mempool_free( mb, phba->mbox_mem_pool); + mempool_free(mb, phba->mbox_mem_pool); } } - spin_lock_irq(phba->host->host_lock); - phba->fc_flag &= ~(FC_PT2PT | FC_PT2PT_PLOGI); - spin_unlock_irq(phba->host->host_lock); + spin_lock_irq(shost->host_lock); + phba->pport->fc_flag &= ~(FC_PT2PT | FC_PT2PT_PLOGI); + spin_unlock_irq(shost->host_lock); } - spin_lock_irq(phba->host->host_lock); - phba->fc_flag &= ~FC_LBIT; - spin_unlock_irq(phba->host->host_lock); - - /* Turn off discovery timer if its running */ - lpfc_can_disctmo(phba); - /* Must process IOCBs on all rings to handle ABORTed I/Os */ return 0; } -static int -lpfc_linkup(struct lpfc_hba *phba) +static void +lpfc_linkup_cleanup_nodes(struct lpfc_vport *vport) { - struct lpfc_nodelist *ndlp, *next_ndlp; + struct lpfc_nodelist *ndlp; - fc_host_post_event(phba->host, fc_get_event_number(), - FCH_EVT_LINKUP, 0); - - spin_lock_irq(phba->host->host_lock); - phba->hba_state = LPFC_LINK_UP; - phba->fc_flag &= ~(FC_PT2PT | FC_PT2PT_PLOGI | FC_ABORT_DISCOVERY | - FC_RSCN_MODE | FC_NLP_MORE | FC_RSCN_DISCOVERY); - phba->fc_flag |= FC_NDISC_ACTIVE; - phba->fc_ns_retry = 0; - spin_unlock_irq(phba->host->host_lock); - - - if (phba->fc_flag & FC_LBIT) { - list_for_each_entry(ndlp, &phba->fc_nodes, nlp_listp) { - if (ndlp->nlp_state != NLP_STE_UNUSED_NODE) { - if (ndlp->nlp_type & NLP_FABRIC) { - /* - * On Linkup its safe to clean up the - * ndlp from Fabric connections. - */ - lpfc_nlp_set_state(phba, ndlp, - NLP_STE_UNUSED_NODE); - } else if (!(ndlp->nlp_flag & NLP_NPR_ADISC)) { - /* - * Fail outstanding IO now since - * device is marked for PLOGI. - */ - lpfc_unreg_rpi(phba, ndlp); - } - } + list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) { + if (ndlp->nlp_state == NLP_STE_UNUSED_NODE) + continue; + + if (ndlp->nlp_type & NLP_FABRIC) { + /* On Linkup its safe to clean up the ndlp + * from Fabric connections. + */ + if (ndlp->nlp_DID != Fabric_DID) + lpfc_unreg_rpi(vport, ndlp); + lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); + } else if (!(ndlp->nlp_flag & NLP_NPR_ADISC)) { + /* Fail outstanding IO now since device is + * marked for PLOGI. + */ + lpfc_unreg_rpi(vport, ndlp); } } +} - /* free any ndlp's on unused list */ - list_for_each_entry_safe(ndlp, next_ndlp, &phba->fc_nodes, - nlp_listp) { +static void +lpfc_linkup_port(struct lpfc_vport *vport) +{ + struct Scsi_Host *shost = lpfc_shost_from_vport(vport); + struct lpfc_nodelist *ndlp, *next_ndlp; + struct lpfc_hba *phba = vport->phba; + + if ((vport->load_flag & FC_UNLOADING) != 0) + return; + + lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, + "Link Up: top:x%x speed:x%x flg:x%x", + phba->fc_topology, phba->fc_linkspeed, phba->link_flag); + + /* If NPIV is not enabled, only bring the physical port up */ + if (!(phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) && + (vport != phba->pport)) + return; + + fc_host_post_event(shost, fc_get_event_number(), FCH_EVT_LINKUP, 0); + + spin_lock_irq(shost->host_lock); + vport->fc_flag &= ~(FC_PT2PT | FC_PT2PT_PLOGI | FC_ABORT_DISCOVERY | + FC_RSCN_MODE | FC_NLP_MORE | FC_RSCN_DISCOVERY); + vport->fc_flag |= FC_NDISC_ACTIVE; + vport->fc_ns_retry = 0; + spin_unlock_irq(shost->host_lock); + + if (vport->fc_flag & FC_LBIT) + lpfc_linkup_cleanup_nodes(vport); + + /* free any ndlp's in unused state */ + list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, + nlp_listp) if (ndlp->nlp_state == NLP_STE_UNUSED_NODE) - lpfc_drop_node(phba, ndlp); + lpfc_drop_node(vport, ndlp); +} + +static int +lpfc_linkup(struct lpfc_hba *phba) +{ + struct lpfc_vport *vport; + + phba->link_state = LPFC_LINK_UP; + + /* Unblock fabric iocbs if they are blocked */ + clear_bit(FABRIC_COMANDS_BLOCKED, &phba->bit_flags); + del_timer_sync(&phba->fabric_block_timer); + + list_for_each_entry(vport, &phba->port_list, listentry) { + lpfc_linkup_port(vport); } + if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) + lpfc_issue_clear_la(phba, phba->pport); return 0; } @@ -505,14 +748,14 @@ lpfc_linkup(struct lpfc_hba *phba) * handed off to the SLI layer. */ void -lpfc_mbx_cmpl_clear_la(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb) +lpfc_mbx_cmpl_clear_la(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) { - struct lpfc_sli *psli; - MAILBOX_t *mb; + struct lpfc_vport *vport = pmb->vport; + struct Scsi_Host *shost = lpfc_shost_from_vport(vport); + struct lpfc_sli *psli = &phba->sli; + MAILBOX_t *mb = &pmb->mb; uint32_t control; - psli = &phba->sli; - mb = &pmb->mb; /* Since we don't do discovery right now, turn these off here */ psli->ring[psli->extra_ring].flag &= ~LPFC_STOP_IOCB_EVENT; psli->ring[psli->fcp_ring].flag &= ~LPFC_STOP_IOCB_EVENT; @@ -522,69 +765,74 @@ lpfc_mbx_cmpl_clear_la(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb) if ((mb->mbxStatus) && (mb->mbxStatus != 0x1601)) { /* CLEAR_LA mbox error <mbxStatus> state <hba_state> */ lpfc_printf_log(phba, KERN_ERR, LOG_MBOX, - "%d:0320 CLEAR_LA mbxStatus error x%x hba " + "%d (%d):0320 CLEAR_LA mbxStatus error x%x hba " "state x%x\n", - phba->brd_no, mb->mbxStatus, phba->hba_state); + phba->brd_no, vport->vpi, mb->mbxStatus, + vport->port_state); - phba->hba_state = LPFC_HBA_ERROR; + phba->link_state = LPFC_HBA_ERROR; goto out; } - if (phba->fc_flag & FC_ABORT_DISCOVERY) - goto out; + if (vport->port_type == LPFC_PHYSICAL_PORT) + phba->link_state = LPFC_HBA_READY; - phba->num_disc_nodes = 0; - /* go thru NPR list and issue ELS PLOGIs */ - if (phba->fc_npr_cnt) { - lpfc_els_disc_plogi(phba); - } + spin_lock_irq(&phba->hbalock); + psli->sli_flag |= LPFC_PROCESS_LA; + control = readl(phba->HCregaddr); + control |= HC_LAINT_ENA; + writel(control, phba->HCregaddr); + readl(phba->HCregaddr); /* flush */ + spin_unlock_irq(&phba->hbalock); + return; + + vport->num_disc_nodes = 0; + /* go thru NPR nodes and issue ELS PLOGIs */ + if (vport->fc_npr_cnt) + lpfc_els_disc_plogi(vport); - if (!phba->num_disc_nodes) { - spin_lock_irq(phba->host->host_lock); - phba->fc_flag &= ~FC_NDISC_ACTIVE; - spin_unlock_irq(phba->host->host_lock); + if (!vport->num_disc_nodes) { + spin_lock_irq(shost->host_lock); + vport->fc_flag &= ~FC_NDISC_ACTIVE; + spin_unlock_irq(shost->host_lock); } - phba->hba_state = LPFC_HBA_READY; + vport->port_state = LPFC_VPORT_READY; out: /* Device Discovery completes */ - lpfc_printf_log(phba, - KERN_INFO, - LOG_DISCOVERY, - "%d:0225 Device Discovery completes\n", - phba->brd_no); + lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY, + "%d (%d):0225 Device Discovery completes\n", + phba->brd_no, vport->vpi); - mempool_free( pmb, phba->mbox_mem_pool); + mempool_free(pmb, phba->mbox_mem_pool); - spin_lock_irq(phba->host->host_lock); - phba->fc_flag &= ~FC_ABORT_DISCOVERY; - if (phba->fc_flag & FC_ESTABLISH_LINK) { - phba->fc_flag &= ~FC_ESTABLISH_LINK; - } - spin_unlock_irq(phba->host->host_lock); + spin_lock_irq(shost->host_lock); + vport->fc_flag &= ~(FC_ABORT_DISCOVERY | FC_ESTABLISH_LINK); + spin_unlock_irq(shost->host_lock); del_timer_sync(&phba->fc_estabtmo); - lpfc_can_disctmo(phba); + lpfc_can_disctmo(vport); /* turn on Link Attention interrupts */ - spin_lock_irq(phba->host->host_lock); + + spin_lock_irq(&phba->hbalock); psli->sli_flag |= LPFC_PROCESS_LA; control = readl(phba->HCregaddr); control |= HC_LAINT_ENA; writel(control, phba->HCregaddr); readl(phba->HCregaddr); /* flush */ - spin_unlock_irq(phba->host->host_lock); + spin_unlock_irq(&phba->hbalock); return; } + static void lpfc_mbx_cmpl_local_config_link(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) { - struct lpfc_sli *psli = &phba->sli; - int rc; + struct lpfc_vport *vport = pmb->vport; if (pmb->mb.mbxStatus) goto out; @@ -592,154 +840,139 @@ lpfc_mbx_cmpl_local_config_link(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) mempool_free(pmb, phba->mbox_mem_pool); if (phba->fc_topology == TOPOLOGY_LOOP && - phba->fc_flag & FC_PUBLIC_LOOP && - !(phba->fc_flag & FC_LBIT)) { + vport->fc_flag & FC_PUBLIC_LOOP && + !(vport->fc_flag & FC_LBIT)) { /* Need to wait for FAN - use discovery timer - * for timeout. hba_state is identically + * for timeout. port_state is identically * LPFC_LOCAL_CFG_LINK while waiting for FAN */ - lpfc_set_disctmo(phba); + lpfc_set_disctmo(vport); return; - } + } - /* Start discovery by sending a FLOGI. hba_state is identically + /* Start discovery by sending a FLOGI. port_state is identically * LPFC_FLOGI while waiting for FLOGI cmpl */ - phba->hba_state = LPFC_FLOGI; - lpfc_set_disctmo(phba); - lpfc_initial_flogi(phba); + if (vport->port_state != LPFC_FLOGI) { + vport->port_state = LPFC_FLOGI; + lpfc_set_disctmo(vport); + lpfc_initial_flogi(vport); + } return; out: lpfc_printf_log(phba, KERN_ERR, LOG_MBOX, - "%d:0306 CONFIG_LINK mbxStatus error x%x " + "%d (%d):0306 CONFIG_LINK mbxStatus error x%x " "HBA state x%x\n", - phba->brd_no, pmb->mb.mbxStatus, phba->hba_state); + phba->brd_no, vport->vpi, pmb->mb.mbxStatus, + vport->port_state); - lpfc_linkdown(phba); + mempool_free(pmb, phba->mbox_mem_pool); - phba->hba_state = LPFC_HBA_ERROR; + lpfc_linkdown(phba); lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY, - "%d:0200 CONFIG_LINK bad hba state x%x\n", - phba->brd_no, phba->hba_state); + "%d (%d):0200 CONFIG_LINK bad hba state x%x\n", + phba->brd_no, vport->vpi, vport->port_state); - lpfc_clear_la(phba, pmb); - pmb->mbox_cmpl = lpfc_mbx_cmpl_clear_la; - rc = lpfc_sli_issue_mbox(phba, pmb, (MBX_NOWAIT | MBX_STOP_IOCB)); - if (rc == MBX_NOT_FINISHED) { - mempool_free(pmb, phba->mbox_mem_pool); - lpfc_disc_flush_list(phba); - psli->ring[(psli->extra_ring)].flag &= ~LPFC_STOP_IOCB_EVENT; - psli->ring[(psli->fcp_ring)].flag &= ~LPFC_STOP_IOCB_EVENT; - psli->ring[(psli->next_ring)].flag &= ~LPFC_STOP_IOCB_EVENT; - phba->hba_state = LPFC_HBA_READY; - } + lpfc_issue_clear_la(phba, vport); return; } static void -lpfc_mbx_cmpl_read_sparam(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb) +lpfc_mbx_cmpl_read_sparam(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) { - struct lpfc_sli *psli = &phba->sli; MAILBOX_t *mb = &pmb->mb; struct lpfc_dmabuf *mp = (struct lpfc_dmabuf *) pmb->context1; + struct lpfc_vport *vport = pmb->vport; /* Check for error */ if (mb->mbxStatus) { /* READ_SPARAM mbox error <mbxStatus> state <hba_state> */ lpfc_printf_log(phba, KERN_ERR, LOG_MBOX, - "%d:0319 READ_SPARAM mbxStatus error x%x " + "%d (%d):0319 READ_SPARAM mbxStatus error x%x " "hba state x%x>\n", - phba->brd_no, mb->mbxStatus, phba->hba_state); + phba->brd_no, vport->vpi, mb->mbxStatus, + vport->port_state); lpfc_linkdown(phba); - phba->hba_state = LPFC_HBA_ERROR; goto out; } - memcpy((uint8_t *) & phba->fc_sparam, (uint8_t *) mp->virt, + memcpy((uint8_t *) &vport->fc_sparam, (uint8_t *) mp->virt, sizeof (struct serv_parm)); if (phba->cfg_soft_wwnn) - u64_to_wwn(phba->cfg_soft_wwnn, phba->fc_sparam.nodeName.u.wwn); + u64_to_wwn(phba->cfg_soft_wwnn, + vport->fc_sparam.nodeName.u.wwn); if (phba->cfg_soft_wwpn) - u64_to_wwn(phba->cfg_soft_wwpn, phba->fc_sparam.portName.u.wwn); - memcpy((uint8_t *) & phba->fc_nodename, - (uint8_t *) & phba->fc_sparam.nodeName, - sizeof (struct lpfc_name)); - memcpy((uint8_t *) & phba->fc_portname, - (uint8_t *) & phba->fc_sparam.portName, - sizeof (struct lpfc_name)); + u64_to_wwn(phba->cfg_soft_wwpn, + vport->fc_sparam.portName.u.wwn); + memcpy(&vport->fc_nodename, &vport->fc_sparam.nodeName, + sizeof(vport->fc_nodename)); + memcpy(&vport->fc_portname, &vport->fc_sparam.portName, + sizeof(vport->fc_portname)); + if (vport->port_type == LPFC_PHYSICAL_PORT) { + memcpy(&phba->wwnn, &vport->fc_nodename, sizeof(phba->wwnn)); + memcpy(&phba->wwpn, &vport->fc_portname, sizeof(phba->wwnn)); + } + lpfc_mbuf_free(phba, mp->virt, mp->phys); kfree(mp); - mempool_free( pmb, phba->mbox_mem_pool); + mempool_free(pmb, phba->mbox_mem_pool); return; out: pmb->context1 = NULL; lpfc_mbuf_free(phba, mp->virt, mp->phys); kfree(mp); - if (phba->hba_state != LPFC_CLEAR_LA) { - lpfc_clear_la(phba, pmb); - pmb->mbox_cmpl = lpfc_mbx_cmpl_clear_la; - if (lpfc_sli_issue_mbox(phba, pmb, (MBX_NOWAIT | MBX_STOP_IOCB)) - == MBX_NOT_FINISHED) { - mempool_free( pmb, phba->mbox_mem_pool); - lpfc_disc_flush_list(phba); - psli->ring[(psli->extra_ring)].flag &= - ~LPFC_STOP_IOCB_EVENT; - psli->ring[(psli->fcp_ring)].flag &= - ~LPFC_STOP_IOCB_EVENT; - psli->ring[(psli->next_ring)].flag &= - ~LPFC_STOP_IOCB_EVENT; - phba->hba_state = LPFC_HBA_READY; - } - } else { - mempool_free( pmb, phba->mbox_mem_pool); - } + lpfc_issue_clear_la(phba, vport); + mempool_free(pmb, phba->mbox_mem_pool); return; } static void lpfc_mbx_process_link_up(struct lpfc_hba *phba, READ_LA_VAR *la) { - int i; + struct lpfc_vport *vport = phba->pport; LPFC_MBOXQ_t *sparam_mbox, *cfglink_mbox; + int i; struct lpfc_dmabuf *mp; int rc; sparam_mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); cfglink_mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); - spin_lock_irq(phba->host->host_lock); + spin_lock_irq(&phba->hbalock); switch (la->UlnkSpeed) { - case LA_1GHZ_LINK: - phba->fc_linkspeed = LA_1GHZ_LINK; - break; - case LA_2GHZ_LINK: - phba->fc_linkspeed = LA_2GHZ_LINK; - break; - case LA_4GHZ_LINK: - phba->fc_linkspeed = LA_4GHZ_LINK; - break; - case LA_8GHZ_LINK: - phba->fc_linkspeed = LA_8GHZ_LINK; - break; - default: - phba->fc_linkspeed = LA_UNKNW_LINK; - break; + case LA_1GHZ_LINK: + phba->fc_linkspeed = LA_1GHZ_LINK; + break; + case LA_2GHZ_LINK: + phba->fc_linkspeed = LA_2GHZ_LINK; + break; + case LA_4GHZ_LINK: + phba->fc_linkspeed = LA_4GHZ_LINK; + break; + case LA_8GHZ_LINK: + phba->fc_linkspeed = LA_8GHZ_LINK; + break; + default: + phba->fc_linkspeed = LA_UNKNW_LINK; + break; } phba->fc_topology = la->topology; + phba->link_flag &= ~LS_NPIV_FAB_SUPPORTED; if (phba->fc_topology == TOPOLOGY_LOOP) { - /* Get Loop Map information */ + phba->sli3_options &= ~LPFC_SLI3_NPIV_ENABLED; + /* Get Loop Map information */ if (la->il) - phba->fc_flag |= FC_LBIT; + vport->fc_flag |= FC_LBIT; - phba->fc_myDID = la->granted_AL_PA; + vport->fc_myDID = la->granted_AL_PA; i = la->un.lilpBde64.tus.f.bdeSize; if (i == 0) { @@ -769,29 +1002,35 @@ lpfc_mbx_process_link_up(struct lpfc_hba *phba, READ_LA_VAR *la) } /* Link Up Event ALPA map */ lpfc_printf_log(phba, - KERN_WARNING, - LOG_LINK_EVENT, - "%d:1304 Link Up Event " - "ALPA map Data: x%x " - "x%x x%x x%x\n", - phba->brd_no, - un.pa.wd1, un.pa.wd2, - un.pa.wd3, un.pa.wd4); + KERN_WARNING, + LOG_LINK_EVENT, + "%d:1304 Link Up Event " + "ALPA map Data: x%x " + "x%x x%x x%x\n", + phba->brd_no, + un.pa.wd1, un.pa.wd2, + un.pa.wd3, un.pa.wd4); } } } } else { - phba->fc_myDID = phba->fc_pref_DID; - phba->fc_flag |= FC_LBIT; + if (!(phba->sli3_options & LPFC_SLI3_NPIV_ENABLED)) { + if (phba->max_vpi && phba->cfg_npiv_enable && + (phba->sli_rev == 3)) + phba->sli3_options |= LPFC_SLI3_NPIV_ENABLED; + } + vport->fc_myDID = phba->fc_pref_DID; + vport->fc_flag |= FC_LBIT; } - spin_unlock_irq(phba->host->host_lock); + spin_unlock_irq(&phba->hbalock); lpfc_linkup(phba); if (sparam_mbox) { - lpfc_read_sparam(phba, sparam_mbox); + lpfc_read_sparam(phba, sparam_mbox, 0); + sparam_mbox->vport = vport; sparam_mbox->mbox_cmpl = lpfc_mbx_cmpl_read_sparam; rc = lpfc_sli_issue_mbox(phba, sparam_mbox, - (MBX_NOWAIT | MBX_STOP_IOCB)); + (MBX_NOWAIT | MBX_STOP_IOCB)); if (rc == MBX_NOT_FINISHED) { mp = (struct lpfc_dmabuf *) sparam_mbox->context1; lpfc_mbuf_free(phba, mp->virt, mp->phys); @@ -799,36 +1038,48 @@ lpfc_mbx_process_link_up(struct lpfc_hba *phba, READ_LA_VAR *la) mempool_free(sparam_mbox, phba->mbox_mem_pool); if (cfglink_mbox) mempool_free(cfglink_mbox, phba->mbox_mem_pool); - return; + goto out; } } if (cfglink_mbox) { - phba->hba_state = LPFC_LOCAL_CFG_LINK; + vport->port_state = LPFC_LOCAL_CFG_LINK; lpfc_config_link(phba, cfglink_mbox); + cfglink_mbox->vport = vport; cfglink_mbox->mbox_cmpl = lpfc_mbx_cmpl_local_config_link; rc = lpfc_sli_issue_mbox(phba, cfglink_mbox, - (MBX_NOWAIT | MBX_STOP_IOCB)); - if (rc == MBX_NOT_FINISHED) - mempool_free(cfglink_mbox, phba->mbox_mem_pool); + (MBX_NOWAIT | MBX_STOP_IOCB)); + if (rc != MBX_NOT_FINISHED) + return; + mempool_free(cfglink_mbox, phba->mbox_mem_pool); } +out: + lpfc_vport_set_state(vport, FC_VPORT_FAILED); + lpfc_printf_log(phba, KERN_ERR, LOG_MBOX, + "%d (%d):0263 Discovery Mailbox error: state: 0x%x : %p %p\n", + phba->brd_no, vport->vpi, + vport->port_state, sparam_mbox, cfglink_mbox); + + lpfc_issue_clear_la(phba, vport); + return; } static void -lpfc_mbx_issue_link_down(struct lpfc_hba *phba) { +lpfc_mbx_issue_link_down(struct lpfc_hba *phba) +{ uint32_t control; struct lpfc_sli *psli = &phba->sli; lpfc_linkdown(phba); /* turn on Link Attention interrupts - no CLEAR_LA needed */ - spin_lock_irq(phba->host->host_lock); + spin_lock_irq(&phba->hbalock); psli->sli_flag |= LPFC_PROCESS_LA; control = readl(phba->HCregaddr); control |= HC_LAINT_ENA; writel(control, phba->HCregaddr); readl(phba->HCregaddr); /* flush */ - spin_unlock_irq(phba->host->host_lock); + spin_unlock_irq(&phba->hbalock); } /* @@ -838,22 +1089,21 @@ lpfc_mbx_issue_link_down(struct lpfc_hba *phba) { * handed off to the SLI layer. */ void -lpfc_mbx_cmpl_read_la(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb) +lpfc_mbx_cmpl_read_la(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) { + struct lpfc_vport *vport = pmb->vport; + struct Scsi_Host *shost = lpfc_shost_from_vport(vport); READ_LA_VAR *la; MAILBOX_t *mb = &pmb->mb; struct lpfc_dmabuf *mp = (struct lpfc_dmabuf *) (pmb->context1); /* Check for error */ if (mb->mbxStatus) { - lpfc_printf_log(phba, - KERN_INFO, - LOG_LINK_EVENT, + lpfc_printf_log(phba, KERN_INFO, LOG_LINK_EVENT, "%d:1307 READ_LA mbox error x%x state x%x\n", - phba->brd_no, - mb->mbxStatus, phba->hba_state); + phba->brd_no, mb->mbxStatus, vport->port_state); lpfc_mbx_issue_link_down(phba); - phba->hba_state = LPFC_HBA_ERROR; + phba->link_state = LPFC_HBA_ERROR; goto lpfc_mbx_cmpl_read_la_free_mbuf; } @@ -861,27 +1111,26 @@ lpfc_mbx_cmpl_read_la(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb) memcpy(&phba->alpa_map[0], mp->virt, 128); - spin_lock_irq(phba->host->host_lock); + spin_lock_irq(shost->host_lock); if (la->pb) - phba->fc_flag |= FC_BYPASSED_MODE; + vport->fc_flag |= FC_BYPASSED_MODE; else - phba->fc_flag &= ~FC_BYPASSED_MODE; - spin_unlock_irq(phba->host->host_lock); + vport->fc_flag &= ~FC_BYPASSED_MODE; + spin_unlock_irq(shost->host_lock); if (((phba->fc_eventTag + 1) < la->eventTag) || - (phba->fc_eventTag == la->eventTag)) { + (phba->fc_eventTag == la->eventTag)) { phba->fc_stat.LinkMultiEvent++; - if (la->attType == AT_LINK_UP) { + if (la->attType == AT_LINK_UP) if (phba->fc_eventTag != 0) lpfc_linkdown(phba); - } } phba->fc_eventTag = la->eventTag; if (la->attType == AT_LINK_UP) { phba->fc_stat.LinkUp++; - if (phba->fc_flag & FC_LOOPBACK_MODE) { + if (phba->link_flag & LS_LOOPBACK_MODE) { lpfc_printf_log(phba, KERN_INFO, LOG_LINK_EVENT, "%d:1306 Link Up Event in loop back mode " "x%x received Data: x%x x%x x%x x%x\n", @@ -903,7 +1152,7 @@ lpfc_mbx_cmpl_read_la(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb) "%d:1305 Link Down Event x%x received " "Data: x%x x%x x%x\n", phba->brd_no, la->eventTag, phba->fc_eventTag, - phba->hba_state, phba->fc_flag); + phba->pport->port_state, vport->fc_flag); lpfc_mbx_issue_link_down(phba); } @@ -921,31 +1170,115 @@ lpfc_mbx_cmpl_read_la_free_mbuf: * handed off to the SLI layer. */ void -lpfc_mbx_cmpl_reg_login(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb) +lpfc_mbx_cmpl_reg_login(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) { - struct lpfc_sli *psli; - MAILBOX_t *mb; - struct lpfc_dmabuf *mp; - struct lpfc_nodelist *ndlp; - - psli = &phba->sli; - mb = &pmb->mb; - - ndlp = (struct lpfc_nodelist *) pmb->context2; - mp = (struct lpfc_dmabuf *) (pmb->context1); + struct lpfc_vport *vport = pmb->vport; + struct lpfc_dmabuf *mp = (struct lpfc_dmabuf *) (pmb->context1); + struct lpfc_nodelist *ndlp = (struct lpfc_nodelist *) pmb->context2; pmb->context1 = NULL; /* Good status, call state machine */ - lpfc_disc_state_machine(phba, ndlp, pmb, NLP_EVT_CMPL_REG_LOGIN); + lpfc_disc_state_machine(vport, ndlp, pmb, NLP_EVT_CMPL_REG_LOGIN); lpfc_mbuf_free(phba, mp->virt, mp->phys); kfree(mp); - mempool_free( pmb, phba->mbox_mem_pool); + mempool_free(pmb, phba->mbox_mem_pool); lpfc_nlp_put(ndlp); return; } +static void +lpfc_mbx_cmpl_unreg_vpi(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) +{ + MAILBOX_t *mb = &pmb->mb; + struct lpfc_vport *vport = pmb->vport; + struct Scsi_Host *shost = lpfc_shost_from_vport(vport); + + switch (mb->mbxStatus) { + case 0x0011: + case 0x0020: + case 0x9700: + lpfc_printf_log(phba, KERN_INFO, LOG_NODE, + "%d (%d):0911 cmpl_unreg_vpi, " + "mb status = 0x%x\n", + phba->brd_no, vport->vpi, mb->mbxStatus); + break; + } + vport->unreg_vpi_cmpl = VPORT_OK; + mempool_free(pmb, phba->mbox_mem_pool); + /* + * This shost reference might have been taken at the beginning of + * lpfc_vport_delete() + */ + if (vport->load_flag & FC_UNLOADING) + scsi_host_put(shost); +} + +void +lpfc_mbx_unreg_vpi(struct lpfc_vport *vport) +{ + struct lpfc_hba *phba = vport->phba; + LPFC_MBOXQ_t *mbox; + int rc; + + mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); + if (!mbox) + return; + + lpfc_unreg_vpi(phba, vport->vpi, mbox); + mbox->vport = vport; + mbox->mbox_cmpl = lpfc_mbx_cmpl_unreg_vpi; + rc = lpfc_sli_issue_mbox(phba, mbox, (MBX_NOWAIT | MBX_STOP_IOCB)); + if (rc == MBX_NOT_FINISHED) { + lpfc_printf_log(phba, KERN_ERR, LOG_MBOX | LOG_VPORT, + "%d (%d):1800 Could not issue unreg_vpi\n", + phba->brd_no, vport->vpi); + mempool_free(mbox, phba->mbox_mem_pool); + vport->unreg_vpi_cmpl = VPORT_ERROR; + } +} + +static void +lpfc_mbx_cmpl_reg_vpi(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) +{ + struct lpfc_vport *vport = pmb->vport; + struct Scsi_Host *shost = lpfc_shost_from_vport(vport); + MAILBOX_t *mb = &pmb->mb; + + switch (mb->mbxStatus) { + case 0x0011: + case 0x9601: + case 0x9602: + lpfc_printf_log(phba, KERN_INFO, LOG_NODE, + "%d (%d):0912 cmpl_reg_vpi, mb status = 0x%x\n", + phba->brd_no, vport->vpi, mb->mbxStatus); + lpfc_vport_set_state(vport, FC_VPORT_FAILED); + spin_lock_irq(shost->host_lock); + vport->fc_flag &= ~(FC_FABRIC | FC_PUBLIC_LOOP); + spin_unlock_irq(shost->host_lock); + vport->fc_myDID = 0; + goto out; + } + + vport->num_disc_nodes = 0; + /* go thru NPR list and issue ELS PLOGIs */ + if (vport->fc_npr_cnt) + lpfc_els_disc_plogi(vport); + + if (!vport->num_disc_nodes) { + spin_lock_irq(shost->host_lock); + vport->fc_flag &= ~FC_NDISC_ACTIVE; + spin_unlock_irq(shost->host_lock); + lpfc_can_disctmo(vport); + } + vport->port_state = LPFC_VPORT_READY; + +out: + mempool_free(pmb, phba->mbox_mem_pool); + return; +} + /* * This routine handles processing a Fabric REG_LOGIN mailbox * command upon completion. It is setup in the LPFC_MBOXQ @@ -953,20 +1286,14 @@ lpfc_mbx_cmpl_reg_login(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb) * handed off to the SLI layer. */ void -lpfc_mbx_cmpl_fabric_reg_login(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb) +lpfc_mbx_cmpl_fabric_reg_login(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) { - struct lpfc_sli *psli; - MAILBOX_t *mb; - struct lpfc_dmabuf *mp; + struct lpfc_vport *vport = pmb->vport; + struct lpfc_vport *next_vport; + MAILBOX_t *mb = &pmb->mb; + struct lpfc_dmabuf *mp = (struct lpfc_dmabuf *) (pmb->context1); struct lpfc_nodelist *ndlp; - struct lpfc_nodelist *ndlp_fdmi; - - - psli = &phba->sli; - mb = &pmb->mb; - ndlp = (struct lpfc_nodelist *) pmb->context2; - mp = (struct lpfc_dmabuf *) (pmb->context1); pmb->context1 = NULL; pmb->context2 = NULL; @@ -977,60 +1304,46 @@ lpfc_mbx_cmpl_fabric_reg_login(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb) mempool_free(pmb, phba->mbox_mem_pool); lpfc_nlp_put(ndlp); - /* FLOGI failed, so just use loop map to make discovery list */ - lpfc_disc_list_loopmap(phba); + if (phba->fc_topology == TOPOLOGY_LOOP) { + /* FLOGI failed, use loop map to make discovery list */ + lpfc_disc_list_loopmap(vport); + + /* Start discovery */ + lpfc_disc_start(vport); + return; + } + + lpfc_vport_set_state(vport, FC_VPORT_FAILED); + lpfc_printf_log(phba, KERN_ERR, LOG_MBOX, + "%d (%d):0258 Register Fabric login error: 0x%x\n", + phba->brd_no, vport->vpi, mb->mbxStatus); - /* Start discovery */ - lpfc_disc_start(phba); return; } ndlp->nlp_rpi = mb->un.varWords[0]; ndlp->nlp_type |= NLP_FABRIC; - lpfc_nlp_set_state(phba, ndlp, NLP_STE_UNMAPPED_NODE); + lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE); lpfc_nlp_put(ndlp); /* Drop the reference from the mbox */ - if (phba->hba_state == LPFC_FABRIC_CFG_LINK) { - /* This NPort has been assigned an NPort_ID by the fabric as a - * result of the completed fabric login. Issue a State Change - * Registration (SCR) ELS request to the fabric controller - * (SCR_DID) so that this NPort gets RSCN events from the - * fabric. - */ - lpfc_issue_els_scr(phba, SCR_DID, 0); - - ndlp = lpfc_findnode_did(phba, NameServer_DID); - if (!ndlp) { - /* Allocate a new node instance. If the pool is empty, - * start the discovery process and skip the Nameserver - * login process. This is attempted again later on. - * Otherwise, issue a Port Login (PLOGI) to NameServer. - */ - ndlp = mempool_alloc(phba->nlp_mem_pool, GFP_ATOMIC); - if (!ndlp) { - lpfc_disc_start(phba); - lpfc_mbuf_free(phba, mp->virt, mp->phys); - kfree(mp); - mempool_free(pmb, phba->mbox_mem_pool); - return; - } else { - lpfc_nlp_init(phba, ndlp, NameServer_DID); - ndlp->nlp_type |= NLP_FABRIC; - } - } - lpfc_nlp_set_state(phba, ndlp, NLP_STE_PLOGI_ISSUE); - lpfc_issue_els_plogi(phba, NameServer_DID, 0); - if (phba->cfg_fdmi_on) { - ndlp_fdmi = mempool_alloc(phba->nlp_mem_pool, - GFP_KERNEL); - if (ndlp_fdmi) { - lpfc_nlp_init(phba, ndlp_fdmi, FDMI_DID); - ndlp_fdmi->nlp_type |= NLP_FABRIC; - ndlp_fdmi->nlp_state = NLP_STE_PLOGI_ISSUE; - lpfc_issue_els_plogi(phba, FDMI_DID, 0); + if (vport->port_state == LPFC_FABRIC_CFG_LINK) { + list_for_each_entry(next_vport, &phba->port_list, listentry) { + if (next_vport->port_type == LPFC_PHYSICAL_PORT) + continue; + + if (phba->link_flag & LS_NPIV_FAB_SUPPORTED) + lpfc_initial_fdisc(next_vport); + else if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) { + lpfc_vport_set_state(vport, + FC_VPORT_NO_FABRIC_SUPP); + lpfc_printf_log(phba, KERN_ERR, LOG_ELS, + "%d (%d):0259 No NPIV Fabric " + "support\n", + phba->brd_no, vport->vpi); } } + lpfc_do_scr_ns_plogi(phba, vport); } lpfc_mbuf_free(phba, mp->virt, mp->phys); @@ -1046,32 +1359,36 @@ lpfc_mbx_cmpl_fabric_reg_login(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb) * handed off to the SLI layer. */ void -lpfc_mbx_cmpl_ns_reg_login(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb) +lpfc_mbx_cmpl_ns_reg_login(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) { - struct lpfc_sli *psli; - MAILBOX_t *mb; - struct lpfc_dmabuf *mp; - struct lpfc_nodelist *ndlp; - - psli = &phba->sli; - mb = &pmb->mb; - - ndlp = (struct lpfc_nodelist *) pmb->context2; - mp = (struct lpfc_dmabuf *) (pmb->context1); + MAILBOX_t *mb = &pmb->mb; + struct lpfc_dmabuf *mp = (struct lpfc_dmabuf *) (pmb->context1); + struct lpfc_nodelist *ndlp = (struct lpfc_nodelist *) pmb->context2; + struct lpfc_vport *vport = pmb->vport; if (mb->mbxStatus) { +out: lpfc_nlp_put(ndlp); lpfc_mbuf_free(phba, mp->virt, mp->phys); kfree(mp); mempool_free(pmb, phba->mbox_mem_pool); - lpfc_drop_node(phba, ndlp); + lpfc_drop_node(vport, ndlp); - /* RegLogin failed, so just use loop map to make discovery - list */ - lpfc_disc_list_loopmap(phba); + if (phba->fc_topology == TOPOLOGY_LOOP) { + /* + * RegLogin failed, use loop map to make discovery + * list + */ + lpfc_disc_list_loopmap(vport); - /* Start discovery */ - lpfc_disc_start(phba); + /* Start discovery */ + lpfc_disc_start(vport); + return; + } + lpfc_vport_set_state(vport, FC_VPORT_FAILED); + lpfc_printf_log(phba, KERN_ERR, LOG_ELS, + "%d (%d):0260 Register NameServer error: 0x%x\n", + phba->brd_no, vport->vpi, mb->mbxStatus); return; } @@ -1079,37 +1396,43 @@ lpfc_mbx_cmpl_ns_reg_login(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb) ndlp->nlp_rpi = mb->un.varWords[0]; ndlp->nlp_type |= NLP_FABRIC; - lpfc_nlp_set_state(phba, ndlp, NLP_STE_UNMAPPED_NODE); + lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE); - if (phba->hba_state < LPFC_HBA_READY) { - /* Link up discovery requires Fabrib registration. */ - lpfc_ns_cmd(phba, ndlp, SLI_CTNS_RNN_ID); - lpfc_ns_cmd(phba, ndlp, SLI_CTNS_RSNN_NN); - lpfc_ns_cmd(phba, ndlp, SLI_CTNS_RFT_ID); - lpfc_ns_cmd(phba, ndlp, SLI_CTNS_RFF_ID); + if (vport->port_state < LPFC_VPORT_READY) { + /* Link up discovery requires Fabric registration. */ + lpfc_ns_cmd(vport, SLI_CTNS_RFF_ID, 0, 0); /* Do this first! */ + lpfc_ns_cmd(vport, SLI_CTNS_RNN_ID, 0, 0); + lpfc_ns_cmd(vport, SLI_CTNS_RSNN_NN, 0, 0); + lpfc_ns_cmd(vport, SLI_CTNS_RSPN_ID, 0, 0); + lpfc_ns_cmd(vport, SLI_CTNS_RFT_ID, 0, 0); + + /* Issue SCR just before NameServer GID_FT Query */ + lpfc_issue_els_scr(vport, SCR_DID, 0); } - phba->fc_ns_retry = 0; + vport->fc_ns_retry = 0; /* Good status, issue CT Request to NameServer */ - if (lpfc_ns_cmd(phba, ndlp, SLI_CTNS_GID_FT)) { + if (lpfc_ns_cmd(vport, SLI_CTNS_GID_FT, 0, 0)) { /* Cannot issue NameServer Query, so finish up discovery */ - lpfc_disc_start(phba); + goto out; } lpfc_nlp_put(ndlp); lpfc_mbuf_free(phba, mp->virt, mp->phys); kfree(mp); - mempool_free( pmb, phba->mbox_mem_pool); + mempool_free(pmb, phba->mbox_mem_pool); return; } static void -lpfc_register_remote_port(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp) +lpfc_register_remote_port(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp) { - struct fc_rport *rport; + struct Scsi_Host *shost = lpfc_shost_from_vport(vport); + struct fc_rport *rport; struct lpfc_rport_data *rdata; struct fc_rport_identifiers rport_ids; + struct lpfc_hba *phba = vport->phba; /* Remote port has reappeared. Re-register w/ FC transport */ rport_ids.node_name = wwn_to_u64(ndlp->nlp_nodename.u.wwn); @@ -1125,10 +1448,15 @@ lpfc_register_remote_port(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp) * registered the port. */ if (ndlp->rport && ndlp->rport->dd_data && - *(struct lpfc_rport_data **) ndlp->rport->dd_data) { + ((struct lpfc_rport_data *) ndlp->rport->dd_data)->pnode == ndlp) { lpfc_nlp_put(ndlp); } - ndlp->rport = rport = fc_remote_port_add(phba->host, 0, &rport_ids); + + lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_RPORT, + "rport add: did:x%x flg:x%x type x%x", + ndlp->nlp_DID, ndlp->nlp_flag, ndlp->nlp_type); + + ndlp->rport = rport = fc_remote_port_add(shost, 0, &rport_ids); if (!rport || !get_device(&rport->dev)) { dev_printk(KERN_WARNING, &phba->pcidev->dev, "Warning: fc_remote_port_add failed\n"); @@ -1151,25 +1479,20 @@ lpfc_register_remote_port(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp) fc_remote_port_rolechg(rport, rport_ids.roles); if ((rport->scsi_target_id != -1) && - (rport->scsi_target_id < LPFC_MAX_TARGET)) { + (rport->scsi_target_id < LPFC_MAX_TARGET)) { ndlp->nlp_sid = rport->scsi_target_id; } - return; } static void -lpfc_unregister_remote_port(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp) +lpfc_unregister_remote_port(struct lpfc_nodelist *ndlp) { struct fc_rport *rport = ndlp->rport; - struct lpfc_rport_data *rdata = rport->dd_data; - if (rport->scsi_target_id == -1) { - ndlp->rport = NULL; - rdata->pnode = NULL; - lpfc_nlp_put(ndlp); - put_device(&rport->dev); - } + lpfc_debugfs_disc_trc(ndlp->vport, LPFC_DISC_TRC_RPORT, + "rport delete: did:x%x flg:x%x type x%x", + ndlp->nlp_DID, ndlp->nlp_flag, ndlp->nlp_type); fc_remote_port_delete(rport); @@ -1177,42 +1500,46 @@ lpfc_unregister_remote_port(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp) } static void -lpfc_nlp_counters(struct lpfc_hba *phba, int state, int count) +lpfc_nlp_counters(struct lpfc_vport *vport, int state, int count) { - spin_lock_irq(phba->host->host_lock); + struct Scsi_Host *shost = lpfc_shost_from_vport(vport); + + spin_lock_irq(shost->host_lock); switch (state) { case NLP_STE_UNUSED_NODE: - phba->fc_unused_cnt += count; + vport->fc_unused_cnt += count; break; case NLP_STE_PLOGI_ISSUE: - phba->fc_plogi_cnt += count; + vport->fc_plogi_cnt += count; break; case NLP_STE_ADISC_ISSUE: - phba->fc_adisc_cnt += count; + vport->fc_adisc_cnt += count; break; case NLP_STE_REG_LOGIN_ISSUE: - phba->fc_reglogin_cnt += count; + vport->fc_reglogin_cnt += count; break; case NLP_STE_PRLI_ISSUE: - phba->fc_prli_cnt += count; + vport->fc_prli_cnt += count; break; case NLP_STE_UNMAPPED_NODE: - phba->fc_unmap_cnt += count; + vport->fc_unmap_cnt += count; break; case NLP_STE_MAPPED_NODE: - phba->fc_map_cnt += count; + vport->fc_map_cnt += count; break; case NLP_STE_NPR_NODE: - phba->fc_npr_cnt += count; + vport->fc_npr_cnt += count; break; } - spin_unlock_irq(phba->host->host_lock); + spin_unlock_irq(shost->host_lock); } static void -lpfc_nlp_state_cleanup(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp, +lpfc_nlp_state_cleanup(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, int old_state, int new_state) { + struct Scsi_Host *shost = lpfc_shost_from_vport(vport); + if (new_state == NLP_STE_UNMAPPED_NODE) { ndlp->nlp_type &= ~(NLP_FCP_TARGET | NLP_FCP_INITIATOR); ndlp->nlp_flag &= ~NLP_NODEV_REMOVE; @@ -1226,35 +1553,34 @@ lpfc_nlp_state_cleanup(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp, /* Transport interface */ if (ndlp->rport && (old_state == NLP_STE_MAPPED_NODE || old_state == NLP_STE_UNMAPPED_NODE)) { - phba->nport_event_cnt++; - lpfc_unregister_remote_port(phba, ndlp); + vport->phba->nport_event_cnt++; + lpfc_unregister_remote_port(ndlp); } if (new_state == NLP_STE_MAPPED_NODE || new_state == NLP_STE_UNMAPPED_NODE) { - phba->nport_event_cnt++; - /* - * Tell the fc transport about the port, if we haven't - * already. If we have, and it's a scsi entity, be - * sure to unblock any attached scsi devices - */ - lpfc_register_remote_port(phba, ndlp); + vport->phba->nport_event_cnt++; + /* + * Tell the fc transport about the port, if we haven't + * already. If we have, and it's a scsi entity, be + * sure to unblock any attached scsi devices + */ + lpfc_register_remote_port(vport, ndlp); } - - /* - * if we added to Mapped list, but the remote port - * registration failed or assigned a target id outside - * our presentable range - move the node to the - * Unmapped List - */ + /* + * if we added to Mapped list, but the remote port + * registration failed or assigned a target id outside + * our presentable range - move the node to the + * Unmapped List + */ if (new_state == NLP_STE_MAPPED_NODE && (!ndlp->rport || ndlp->rport->scsi_target_id == -1 || ndlp->rport->scsi_target_id >= LPFC_MAX_TARGET)) { - spin_lock_irq(phba->host->host_lock); + spin_lock_irq(shost->host_lock); ndlp->nlp_flag |= NLP_TGT_NO_SCSIID; - spin_unlock_irq(phba->host->host_lock); - lpfc_nlp_set_state(phba, ndlp, NLP_STE_UNMAPPED_NODE); + spin_unlock_irq(shost->host_lock); + lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE); } } @@ -1280,61 +1606,74 @@ lpfc_nlp_state_name(char *buffer, size_t size, int state) } void -lpfc_nlp_set_state(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp, int state) +lpfc_nlp_set_state(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, + int state) { + struct Scsi_Host *shost = lpfc_shost_from_vport(vport); int old_state = ndlp->nlp_state; char name1[16], name2[16]; - lpfc_printf_log(phba, KERN_INFO, LOG_NODE, - "%d:0904 NPort state transition x%06x, %s -> %s\n", - phba->brd_no, + lpfc_printf_log(vport->phba, KERN_INFO, LOG_NODE, + "%d (%d):0904 NPort state transition x%06x, %s -> %s\n", + vport->phba->brd_no, vport->vpi, ndlp->nlp_DID, lpfc_nlp_state_name(name1, sizeof(name1), old_state), lpfc_nlp_state_name(name2, sizeof(name2), state)); + + lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_NODE, + "node statechg did:x%x old:%d ste:%d", + ndlp->nlp_DID, old_state, state); + if (old_state == NLP_STE_NPR_NODE && (ndlp->nlp_flag & NLP_DELAY_TMO) != 0 && state != NLP_STE_NPR_NODE) - lpfc_cancel_retry_delay_tmo(phba, ndlp); + lpfc_cancel_retry_delay_tmo(vport, ndlp); if (old_state == NLP_STE_UNMAPPED_NODE) { ndlp->nlp_flag &= ~NLP_TGT_NO_SCSIID; ndlp->nlp_type &= ~NLP_FC_NODE; } if (list_empty(&ndlp->nlp_listp)) { - spin_lock_irq(phba->host->host_lock); - list_add_tail(&ndlp->nlp_listp, &phba->fc_nodes); - spin_unlock_irq(phba->host->host_lock); + spin_lock_irq(shost->host_lock); + list_add_tail(&ndlp->nlp_listp, &vport->fc_nodes); + spin_unlock_irq(shost->host_lock); } else if (old_state) - lpfc_nlp_counters(phba, old_state, -1); + lpfc_nlp_counters(vport, old_state, -1); ndlp->nlp_state = state; - lpfc_nlp_counters(phba, state, 1); - lpfc_nlp_state_cleanup(phba, ndlp, old_state, state); + lpfc_nlp_counters(vport, state, 1); + lpfc_nlp_state_cleanup(vport, ndlp, old_state, state); } void -lpfc_dequeue_node(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp) +lpfc_dequeue_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp) { + struct Scsi_Host *shost = lpfc_shost_from_vport(vport); + if ((ndlp->nlp_flag & NLP_DELAY_TMO) != 0) - lpfc_cancel_retry_delay_tmo(phba, ndlp); + lpfc_cancel_retry_delay_tmo(vport, ndlp); if (ndlp->nlp_state && !list_empty(&ndlp->nlp_listp)) - lpfc_nlp_counters(phba, ndlp->nlp_state, -1); - spin_lock_irq(phba->host->host_lock); + lpfc_nlp_counters(vport, ndlp->nlp_state, -1); + spin_lock_irq(shost->host_lock); list_del_init(&ndlp->nlp_listp); - spin_unlock_irq(phba->host->host_lock); - lpfc_nlp_state_cleanup(phba, ndlp, ndlp->nlp_state, 0); + spin_unlock_irq(shost->host_lock); + lpfc_nlp_state_cleanup(vport, ndlp, ndlp->nlp_state, + NLP_STE_UNUSED_NODE); } void -lpfc_drop_node(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp) +lpfc_drop_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp) { + struct Scsi_Host *shost = lpfc_shost_from_vport(vport); + if ((ndlp->nlp_flag & NLP_DELAY_TMO) != 0) - lpfc_cancel_retry_delay_tmo(phba, ndlp); + lpfc_cancel_retry_delay_tmo(vport, ndlp); if (ndlp->nlp_state && !list_empty(&ndlp->nlp_listp)) - lpfc_nlp_counters(phba, ndlp->nlp_state, -1); - spin_lock_irq(phba->host->host_lock); + lpfc_nlp_counters(vport, ndlp->nlp_state, -1); + spin_lock_irq(shost->host_lock); list_del_init(&ndlp->nlp_listp); - spin_unlock_irq(phba->host->host_lock); + ndlp->nlp_flag &= ~NLP_TARGET_REMOVE; + spin_unlock_irq(shost->host_lock); lpfc_nlp_put(ndlp); } @@ -1342,11 +1681,13 @@ lpfc_drop_node(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp) * Start / ReStart rescue timer for Discovery / RSCN handling */ void -lpfc_set_disctmo(struct lpfc_hba * phba) +lpfc_set_disctmo(struct lpfc_vport *vport) { + struct Scsi_Host *shost = lpfc_shost_from_vport(vport); + struct lpfc_hba *phba = vport->phba; uint32_t tmo; - if (phba->hba_state == LPFC_LOCAL_CFG_LINK) { + if (vport->port_state == LPFC_LOCAL_CFG_LINK) { /* For FAN, timeout should be greater then edtov */ tmo = (((phba->fc_edtov + 999) / 1000) + 1); } else { @@ -1356,18 +1697,25 @@ lpfc_set_disctmo(struct lpfc_hba * phba) tmo = ((phba->fc_ratov * 3) + 3); } - mod_timer(&phba->fc_disctmo, jiffies + HZ * tmo); - spin_lock_irq(phba->host->host_lock); - phba->fc_flag |= FC_DISC_TMO; - spin_unlock_irq(phba->host->host_lock); + + if (!timer_pending(&vport->fc_disctmo)) { + lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, + "set disc timer: tmo:x%x state:x%x flg:x%x", + tmo, vport->port_state, vport->fc_flag); + } + + mod_timer(&vport->fc_disctmo, jiffies + HZ * tmo); + spin_lock_irq(shost->host_lock); + vport->fc_flag |= FC_DISC_TMO; + spin_unlock_irq(shost->host_lock); /* Start Discovery Timer state <hba_state> */ lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY, - "%d:0247 Start Discovery Timer state x%x " + "%d (%d):0247 Start Discovery Timer state x%x " "Data: x%x x%lx x%x x%x\n", - phba->brd_no, - phba->hba_state, tmo, (unsigned long)&phba->fc_disctmo, - phba->fc_plogi_cnt, phba->fc_adisc_cnt); + phba->brd_no, vport->vpi, vport->port_state, tmo, + (unsigned long)&vport->fc_disctmo, vport->fc_plogi_cnt, + vport->fc_adisc_cnt); return; } @@ -1376,23 +1724,34 @@ lpfc_set_disctmo(struct lpfc_hba * phba) * Cancel rescue timer for Discovery / RSCN handling */ int -lpfc_can_disctmo(struct lpfc_hba * phba) +lpfc_can_disctmo(struct lpfc_vport *vport) { + struct Scsi_Host *shost = lpfc_shost_from_vport(vport); + struct lpfc_hba *phba = vport->phba; + unsigned long iflags; + + lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, + "can disc timer: state:x%x rtry:x%x flg:x%x", + vport->port_state, vport->fc_ns_retry, vport->fc_flag); + /* Turn off discovery timer if its running */ - if (phba->fc_flag & FC_DISC_TMO) { - spin_lock_irq(phba->host->host_lock); - phba->fc_flag &= ~FC_DISC_TMO; - spin_unlock_irq(phba->host->host_lock); - del_timer_sync(&phba->fc_disctmo); - phba->work_hba_events &= ~WORKER_DISC_TMO; + if (vport->fc_flag & FC_DISC_TMO) { + spin_lock_irqsave(shost->host_lock, iflags); + vport->fc_flag &= ~FC_DISC_TMO; + spin_unlock_irqrestore(shost->host_lock, iflags); + del_timer_sync(&vport->fc_disctmo); + spin_lock_irqsave(&vport->work_port_lock, iflags); + vport->work_port_events &= ~WORKER_DISC_TMO; + spin_unlock_irqrestore(&vport->work_port_lock, iflags); } /* Cancel Discovery Timer state <hba_state> */ lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY, - "%d:0248 Cancel Discovery Timer state x%x " + "%d (%d):0248 Cancel Discovery Timer state x%x " "Data: x%x x%x x%x\n", - phba->brd_no, phba->hba_state, phba->fc_flag, - phba->fc_plogi_cnt, phba->fc_adisc_cnt); + phba->brd_no, vport->vpi, vport->port_state, + vport->fc_flag, vport->fc_plogi_cnt, + vport->fc_adisc_cnt); return 0; } @@ -1402,15 +1761,18 @@ lpfc_can_disctmo(struct lpfc_hba * phba) * Return true if iocb matches the specified nport */ int -lpfc_check_sli_ndlp(struct lpfc_hba * phba, - struct lpfc_sli_ring * pring, - struct lpfc_iocbq * iocb, struct lpfc_nodelist * ndlp) +lpfc_check_sli_ndlp(struct lpfc_hba *phba, + struct lpfc_sli_ring *pring, + struct lpfc_iocbq *iocb, + struct lpfc_nodelist *ndlp) { - struct lpfc_sli *psli; - IOCB_t *icmd; + struct lpfc_sli *psli = &phba->sli; + IOCB_t *icmd = &iocb->iocb; + struct lpfc_vport *vport = ndlp->vport; + + if (iocb->vport != vport) + return 0; - psli = &phba->sli; - icmd = &iocb->iocb; if (pring->ringno == LPFC_ELS_RING) { switch (icmd->ulpCommand) { case CMD_GEN_REQUEST64_CR: @@ -1428,7 +1790,7 @@ lpfc_check_sli_ndlp(struct lpfc_hba * phba, } else if (pring->ringno == psli->fcp_ring) { /* Skip match check if waiting to relogin to FCP target */ if ((ndlp->nlp_type & NLP_FCP_TARGET) && - (ndlp->nlp_flag & NLP_DELAY_TMO)) { + (ndlp->nlp_flag & NLP_DELAY_TMO)) { return 0; } if (icmd->ulpContext == (volatile ushort)ndlp->nlp_rpi) { @@ -1445,7 +1807,7 @@ lpfc_check_sli_ndlp(struct lpfc_hba * phba, * associated with nlp_rpi in the LPFC_NODELIST entry. */ static int -lpfc_no_rpi(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp) +lpfc_no_rpi(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp) { LIST_HEAD(completions); struct lpfc_sli *psli; @@ -1454,6 +1816,8 @@ lpfc_no_rpi(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp) IOCB_t *icmd; uint32_t rpi, i; + lpfc_fabric_abort_nport(ndlp); + /* * Everything that matches on txcmplq will be returned * by firmware with a no rpi error. @@ -1465,15 +1829,15 @@ lpfc_no_rpi(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp) for (i = 0; i < psli->num_rings; i++) { pring = &psli->ring[i]; - spin_lock_irq(phba->host->host_lock); + spin_lock_irq(&phba->hbalock); list_for_each_entry_safe(iocb, next_iocb, &pring->txq, - list) { + list) { /* * Check to see if iocb matches the nport we are * looking for */ - if ((lpfc_check_sli_ndlp - (phba, pring, iocb, ndlp))) { + if ((lpfc_check_sli_ndlp(phba, pring, iocb, + ndlp))) { /* It matches, so deque and call compl with an error */ list_move_tail(&iocb->list, @@ -1481,22 +1845,22 @@ lpfc_no_rpi(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp) pring->txq_cnt--; } } - spin_unlock_irq(phba->host->host_lock); - + spin_unlock_irq(&phba->hbalock); } } while (!list_empty(&completions)) { iocb = list_get_first(&completions, struct lpfc_iocbq, list); - list_del(&iocb->list); + list_del_init(&iocb->list); - if (iocb->iocb_cmpl) { + if (!iocb->iocb_cmpl) + lpfc_sli_release_iocbq(phba, iocb); + else { icmd = &iocb->iocb; icmd->ulpStatus = IOSTAT_LOCAL_REJECT; icmd->un.ulpWord[4] = IOERR_SLI_ABORTED; - (iocb->iocb_cmpl) (phba, iocb, iocb); - } else - lpfc_sli_release_iocbq(phba, iocb); + (iocb->iocb_cmpl)(phba, iocb, iocb); + } } return 0; @@ -1512,19 +1876,22 @@ lpfc_no_rpi(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp) * we are waiting to PLOGI back to the remote NPort. */ int -lpfc_unreg_rpi(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp) +lpfc_unreg_rpi(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp) { - LPFC_MBOXQ_t *mbox; + struct lpfc_hba *phba = vport->phba; + LPFC_MBOXQ_t *mbox; int rc; if (ndlp->nlp_rpi) { - if ((mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL))) { - lpfc_unreg_login(phba, ndlp->nlp_rpi, mbox); - mbox->mbox_cmpl=lpfc_sli_def_mbox_cmpl; - rc = lpfc_sli_issue_mbox - (phba, mbox, (MBX_NOWAIT | MBX_STOP_IOCB)); + mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); + if (mbox) { + lpfc_unreg_login(phba, vport->vpi, ndlp->nlp_rpi, mbox); + mbox->vport = vport; + mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl; + rc = lpfc_sli_issue_mbox(phba, mbox, + (MBX_NOWAIT | MBX_STOP_IOCB)); if (rc == MBX_NOT_FINISHED) - mempool_free( mbox, phba->mbox_mem_pool); + mempool_free(mbox, phba->mbox_mem_pool); } lpfc_no_rpi(phba, ndlp); ndlp->nlp_rpi = 0; @@ -1533,25 +1900,70 @@ lpfc_unreg_rpi(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp) return 0; } +void +lpfc_unreg_all_rpis(struct lpfc_vport *vport) +{ + struct lpfc_hba *phba = vport->phba; + LPFC_MBOXQ_t *mbox; + int rc; + + mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); + if (mbox) { + lpfc_unreg_login(phba, vport->vpi, 0xffff, mbox); + mbox->vport = vport; + mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl; + rc = lpfc_sli_issue_mbox(phba, mbox, + (MBX_NOWAIT | MBX_STOP_IOCB)); + if (rc == MBX_NOT_FINISHED) { + mempool_free(mbox, phba->mbox_mem_pool); + } + } +} + +void +lpfc_unreg_default_rpis(struct lpfc_vport *vport) +{ + struct lpfc_hba *phba = vport->phba; + LPFC_MBOXQ_t *mbox; + int rc; + + mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); + if (mbox) { + lpfc_unreg_did(phba, vport->vpi, 0xffffffff, mbox); + mbox->vport = vport; + mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl; + rc = lpfc_sli_issue_mbox(phba, mbox, + (MBX_NOWAIT | MBX_STOP_IOCB)); + if (rc == MBX_NOT_FINISHED) { + lpfc_printf_log(phba, KERN_ERR, LOG_MBOX | LOG_VPORT, + "%d (%d):1815 Could not issue " + "unreg_did (default rpis)\n", + phba->brd_no, vport->vpi); + mempool_free(mbox, phba->mbox_mem_pool); + } + } +} + /* * Free resources associated with LPFC_NODELIST entry * so it can be freed. */ static int -lpfc_cleanup_node(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp) +lpfc_cleanup_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp) { - LPFC_MBOXQ_t *mb; - LPFC_MBOXQ_t *nextmb; + struct Scsi_Host *shost = lpfc_shost_from_vport(vport); + struct lpfc_hba *phba = vport->phba; + LPFC_MBOXQ_t *mb, *nextmb; struct lpfc_dmabuf *mp; /* Cleanup node for NPort <nlp_DID> */ lpfc_printf_log(phba, KERN_INFO, LOG_NODE, - "%d:0900 Cleanup node for NPort x%x " + "%d (%d):0900 Cleanup node for NPort x%x " "Data: x%x x%x x%x\n", - phba->brd_no, ndlp->nlp_DID, ndlp->nlp_flag, + phba->brd_no, vport->vpi, ndlp->nlp_DID, ndlp->nlp_flag, ndlp->nlp_state, ndlp->nlp_rpi); - lpfc_dequeue_node(phba, ndlp); + lpfc_dequeue_node(vport, ndlp); /* cleanup any ndlp on mbox q waiting for reglogin cmpl */ if ((mb = phba->sli.mbox_active)) { @@ -1562,13 +1974,13 @@ lpfc_cleanup_node(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp) } } - spin_lock_irq(phba->host->host_lock); + spin_lock_irq(&phba->hbalock); list_for_each_entry_safe(mb, nextmb, &phba->sli.mboxq, list) { if ((mb->mb.mbxCommand == MBX_REG_LOGIN64) && - (ndlp == (struct lpfc_nodelist *) mb->context2)) { + (ndlp == (struct lpfc_nodelist *) mb->context2)) { mp = (struct lpfc_dmabuf *) (mb->context1); if (mp) { - lpfc_mbuf_free(phba, mp->virt, mp->phys); + __lpfc_mbuf_free(phba, mp->virt, mp->phys); kfree(mp); } list_del(&mb->list); @@ -1576,20 +1988,27 @@ lpfc_cleanup_node(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp) lpfc_nlp_put(ndlp); } } - spin_unlock_irq(phba->host->host_lock); + spin_unlock_irq(&phba->hbalock); lpfc_els_abort(phba,ndlp); - spin_lock_irq(phba->host->host_lock); + spin_lock_irq(shost->host_lock); ndlp->nlp_flag &= ~NLP_DELAY_TMO; - spin_unlock_irq(phba->host->host_lock); + spin_unlock_irq(shost->host_lock); ndlp->nlp_last_elscmd = 0; del_timer_sync(&ndlp->nlp_delayfunc); if (!list_empty(&ndlp->els_retry_evt.evt_listp)) list_del_init(&ndlp->els_retry_evt.evt_listp); + if (!list_empty(&ndlp->dev_loss_evt.evt_listp)) + list_del_init(&ndlp->dev_loss_evt.evt_listp); + + if (!list_empty(&ndlp->dev_loss_evt.evt_listp)) { + list_del_init(&ndlp->dev_loss_evt.evt_listp); + complete((struct completion *)(ndlp->dev_loss_evt.evt_arg2)); + } - lpfc_unreg_rpi(phba, ndlp); + lpfc_unreg_rpi(vport, ndlp); return 0; } @@ -1600,18 +2019,22 @@ lpfc_cleanup_node(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp) * machine, defer the free till we reach the end of the state machine. */ static void -lpfc_nlp_remove(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp) +lpfc_nlp_remove(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp) { struct lpfc_rport_data *rdata; if (ndlp->nlp_flag & NLP_DELAY_TMO) { - lpfc_cancel_retry_delay_tmo(phba, ndlp); + lpfc_cancel_retry_delay_tmo(vport, ndlp); } - lpfc_cleanup_node(phba, ndlp); + lpfc_cleanup_node(vport, ndlp); - if ((ndlp->rport) && !(phba->fc_flag & FC_UNLOADING)) { - put_device(&ndlp->rport->dev); + /* + * We can get here with a non-NULL ndlp->rport because when we + * unregister a rport we don't break the rport/node linkage. So if we + * do, make sure we don't leaving any dangling pointers behind. + */ + if (ndlp->rport) { rdata = ndlp->rport->dd_data; rdata->pnode = NULL; ndlp->rport = NULL; @@ -1619,11 +2042,10 @@ lpfc_nlp_remove(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp) } static int -lpfc_matchdid(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp, uint32_t did) +lpfc_matchdid(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, + uint32_t did) { - D_ID mydid; - D_ID ndlpdid; - D_ID matchdid; + D_ID mydid, ndlpdid, matchdid; if (did == Bcast_DID) return 0; @@ -1637,7 +2059,7 @@ lpfc_matchdid(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp, uint32_t did) return 1; /* Next check for area/domain identically equals 0 match */ - mydid.un.word = phba->fc_myDID; + mydid.un.word = vport->fc_myDID; if ((mydid.un.b.domain == 0) && (mydid.un.b.area == 0)) { return 0; } @@ -1669,101 +2091,116 @@ lpfc_matchdid(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp, uint32_t did) } /* Search for a nodelist entry */ -struct lpfc_nodelist * -lpfc_findnode_did(struct lpfc_hba *phba, uint32_t did) +static struct lpfc_nodelist * +__lpfc_findnode_did(struct lpfc_vport *vport, uint32_t did) { + struct lpfc_hba *phba = vport->phba; struct lpfc_nodelist *ndlp; uint32_t data1; - spin_lock_irq(phba->host->host_lock); - list_for_each_entry(ndlp, &phba->fc_nodes, nlp_listp) { - if (lpfc_matchdid(phba, ndlp, did)) { + list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) { + if (lpfc_matchdid(vport, ndlp, did)) { data1 = (((uint32_t) ndlp->nlp_state << 24) | ((uint32_t) ndlp->nlp_xri << 16) | ((uint32_t) ndlp->nlp_type << 8) | ((uint32_t) ndlp->nlp_rpi & 0xff)); lpfc_printf_log(phba, KERN_INFO, LOG_NODE, - "%d:0929 FIND node DID " + "%d (%d):0929 FIND node DID " " Data: x%p x%x x%x x%x\n", - phba->brd_no, + phba->brd_no, vport->vpi, ndlp, ndlp->nlp_DID, ndlp->nlp_flag, data1); - spin_unlock_irq(phba->host->host_lock); return ndlp; } } - spin_unlock_irq(phba->host->host_lock); /* FIND node did <did> NOT FOUND */ lpfc_printf_log(phba, KERN_INFO, LOG_NODE, - "%d:0932 FIND node did x%x NOT FOUND.\n", - phba->brd_no, did); + "%d (%d):0932 FIND node did x%x NOT FOUND.\n", + phba->brd_no, vport->vpi, did); return NULL; } struct lpfc_nodelist * -lpfc_setup_disc_node(struct lpfc_hba * phba, uint32_t did) +lpfc_findnode_did(struct lpfc_vport *vport, uint32_t did) { + struct Scsi_Host *shost = lpfc_shost_from_vport(vport); struct lpfc_nodelist *ndlp; - ndlp = lpfc_findnode_did(phba, did); + spin_lock_irq(shost->host_lock); + ndlp = __lpfc_findnode_did(vport, did); + spin_unlock_irq(shost->host_lock); + return ndlp; +} + +struct lpfc_nodelist * +lpfc_setup_disc_node(struct lpfc_vport *vport, uint32_t did) +{ + struct Scsi_Host *shost = lpfc_shost_from_vport(vport); + struct lpfc_nodelist *ndlp; + + ndlp = lpfc_findnode_did(vport, did); if (!ndlp) { - if ((phba->fc_flag & FC_RSCN_MODE) && - ((lpfc_rscn_payload_check(phba, did) == 0))) + if ((vport->fc_flag & FC_RSCN_MODE) != 0 && + lpfc_rscn_payload_check(vport, did) == 0) return NULL; ndlp = (struct lpfc_nodelist *) - mempool_alloc(phba->nlp_mem_pool, GFP_KERNEL); + mempool_alloc(vport->phba->nlp_mem_pool, GFP_KERNEL); if (!ndlp) return NULL; - lpfc_nlp_init(phba, ndlp, did); - lpfc_nlp_set_state(phba, ndlp, NLP_STE_NPR_NODE); + lpfc_nlp_init(vport, ndlp, did); + lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); + spin_lock_irq(shost->host_lock); ndlp->nlp_flag |= NLP_NPR_2B_DISC; + spin_unlock_irq(shost->host_lock); return ndlp; } - if (phba->fc_flag & FC_RSCN_MODE) { - if (lpfc_rscn_payload_check(phba, did)) { + if (vport->fc_flag & FC_RSCN_MODE) { + if (lpfc_rscn_payload_check(vport, did)) { + spin_lock_irq(shost->host_lock); ndlp->nlp_flag |= NLP_NPR_2B_DISC; + spin_unlock_irq(shost->host_lock); /* Since this node is marked for discovery, * delay timeout is not needed. */ if (ndlp->nlp_flag & NLP_DELAY_TMO) - lpfc_cancel_retry_delay_tmo(phba, ndlp); + lpfc_cancel_retry_delay_tmo(vport, ndlp); } else ndlp = NULL; } else { if (ndlp->nlp_state == NLP_STE_ADISC_ISSUE || ndlp->nlp_state == NLP_STE_PLOGI_ISSUE) return NULL; - lpfc_nlp_set_state(phba, ndlp, NLP_STE_NPR_NODE); + lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); + spin_lock_irq(shost->host_lock); ndlp->nlp_flag |= NLP_NPR_2B_DISC; + spin_unlock_irq(shost->host_lock); } return ndlp; } /* Build a list of nodes to discover based on the loopmap */ void -lpfc_disc_list_loopmap(struct lpfc_hba * phba) +lpfc_disc_list_loopmap(struct lpfc_vport *vport) { + struct lpfc_hba *phba = vport->phba; int j; uint32_t alpa, index; - if (phba->hba_state <= LPFC_LINK_DOWN) { + if (!lpfc_is_link_up(phba)) return; - } - if (phba->fc_topology != TOPOLOGY_LOOP) { + + if (phba->fc_topology != TOPOLOGY_LOOP) return; - } /* Check for loop map present or not */ if (phba->alpa_map[0]) { for (j = 1; j <= phba->alpa_map[0]; j++) { alpa = phba->alpa_map[j]; - - if (((phba->fc_myDID & 0xff) == alpa) || (alpa == 0)) { + if (((vport->fc_myDID & 0xff) == alpa) || (alpa == 0)) continue; - } - lpfc_setup_disc_node(phba, alpa); + lpfc_setup_disc_node(vport, alpa); } } else { /* No alpamap, so try all alpa's */ @@ -1776,113 +2213,167 @@ lpfc_disc_list_loopmap(struct lpfc_hba * phba) else index = FC_MAXLOOP - j - 1; alpa = lpfcAlpaArray[index]; - if ((phba->fc_myDID & 0xff) == alpa) { + if ((vport->fc_myDID & 0xff) == alpa) continue; - } - - lpfc_setup_disc_node(phba, alpa); + lpfc_setup_disc_node(vport, alpa); } } return; } -/* Start Link up / RSCN discovery on NPR list */ void -lpfc_disc_start(struct lpfc_hba * phba) +lpfc_issue_clear_la(struct lpfc_hba *phba, struct lpfc_vport *vport) { - struct lpfc_sli *psli; LPFC_MBOXQ_t *mbox; - struct lpfc_nodelist *ndlp, *next_ndlp; + struct lpfc_sli *psli = &phba->sli; + struct lpfc_sli_ring *extra_ring = &psli->ring[psli->extra_ring]; + struct lpfc_sli_ring *fcp_ring = &psli->ring[psli->fcp_ring]; + struct lpfc_sli_ring *next_ring = &psli->ring[psli->next_ring]; + int rc; + + /* + * if it's not a physical port or if we already send + * clear_la then don't send it. + */ + if ((phba->link_state >= LPFC_CLEAR_LA) || + (vport->port_type != LPFC_PHYSICAL_PORT)) + return; + + /* Link up discovery */ + if ((mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL)) != NULL) { + phba->link_state = LPFC_CLEAR_LA; + lpfc_clear_la(phba, mbox); + mbox->mbox_cmpl = lpfc_mbx_cmpl_clear_la; + mbox->vport = vport; + rc = lpfc_sli_issue_mbox(phba, mbox, (MBX_NOWAIT | + MBX_STOP_IOCB)); + if (rc == MBX_NOT_FINISHED) { + mempool_free(mbox, phba->mbox_mem_pool); + lpfc_disc_flush_list(vport); + extra_ring->flag &= ~LPFC_STOP_IOCB_EVENT; + fcp_ring->flag &= ~LPFC_STOP_IOCB_EVENT; + next_ring->flag &= ~LPFC_STOP_IOCB_EVENT; + phba->link_state = LPFC_HBA_ERROR; + } + } +} + +/* Reg_vpi to tell firmware to resume normal operations */ +void +lpfc_issue_reg_vpi(struct lpfc_hba *phba, struct lpfc_vport *vport) +{ + LPFC_MBOXQ_t *regvpimbox; + + regvpimbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); + if (regvpimbox) { + lpfc_reg_vpi(phba, vport->vpi, vport->fc_myDID, regvpimbox); + regvpimbox->mbox_cmpl = lpfc_mbx_cmpl_reg_vpi; + regvpimbox->vport = vport; + if (lpfc_sli_issue_mbox(phba, regvpimbox, + (MBX_NOWAIT | MBX_STOP_IOCB)) + == MBX_NOT_FINISHED) { + mempool_free(regvpimbox, phba->mbox_mem_pool); + } + } +} + +/* Start Link up / RSCN discovery on NPR nodes */ +void +lpfc_disc_start(struct lpfc_vport *vport) +{ + struct Scsi_Host *shost = lpfc_shost_from_vport(vport); + struct lpfc_hba *phba = vport->phba; uint32_t num_sent; uint32_t clear_la_pending; int did_changed; - int rc; - psli = &phba->sli; - - if (phba->hba_state <= LPFC_LINK_DOWN) { + if (!lpfc_is_link_up(phba)) return; - } - if (phba->hba_state == LPFC_CLEAR_LA) + + if (phba->link_state == LPFC_CLEAR_LA) clear_la_pending = 1; else clear_la_pending = 0; - if (phba->hba_state < LPFC_HBA_READY) { - phba->hba_state = LPFC_DISC_AUTH; - } - lpfc_set_disctmo(phba); + if (vport->port_state < LPFC_VPORT_READY) + vport->port_state = LPFC_DISC_AUTH; - if (phba->fc_prevDID == phba->fc_myDID) { + lpfc_set_disctmo(vport); + + if (vport->fc_prevDID == vport->fc_myDID) did_changed = 0; - } else { + else did_changed = 1; - } - phba->fc_prevDID = phba->fc_myDID; - phba->num_disc_nodes = 0; + + vport->fc_prevDID = vport->fc_myDID; + vport->num_disc_nodes = 0; /* Start Discovery state <hba_state> */ lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY, - "%d:0202 Start Discovery hba state x%x " + "%d (%d):0202 Start Discovery hba state x%x " "Data: x%x x%x x%x\n", - phba->brd_no, phba->hba_state, phba->fc_flag, - phba->fc_plogi_cnt, phba->fc_adisc_cnt); - - /* If our did changed, we MUST do PLOGI */ - list_for_each_entry_safe(ndlp, next_ndlp, &phba->fc_nodes, nlp_listp) { - if (ndlp->nlp_state == NLP_STE_NPR_NODE && - (ndlp->nlp_flag & NLP_NPR_2B_DISC) != 0 && - did_changed) { - spin_lock_irq(phba->host->host_lock); - ndlp->nlp_flag &= ~NLP_NPR_ADISC; - spin_unlock_irq(phba->host->host_lock); - } - } + phba->brd_no, vport->vpi, vport->port_state, + vport->fc_flag, vport->fc_plogi_cnt, + vport->fc_adisc_cnt); /* First do ADISCs - if any */ - num_sent = lpfc_els_disc_adisc(phba); + num_sent = lpfc_els_disc_adisc(vport); if (num_sent) return; - if ((phba->hba_state < LPFC_HBA_READY) && (!clear_la_pending)) { + /* + * For SLI3, cmpl_reg_vpi will set port_state to READY, and + * continue discovery. + */ + if ((phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) && + !(vport->fc_flag & FC_RSCN_MODE)) { + lpfc_issue_reg_vpi(phba, vport); + return; + } + + /* + * For SLI2, we need to set port_state to READY and continue + * discovery. + */ + if (vport->port_state < LPFC_VPORT_READY && !clear_la_pending) { /* If we get here, there is nothing to ADISC */ - if ((mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL))) { - phba->hba_state = LPFC_CLEAR_LA; - lpfc_clear_la(phba, mbox); - mbox->mbox_cmpl = lpfc_mbx_cmpl_clear_la; - rc = lpfc_sli_issue_mbox(phba, mbox, - (MBX_NOWAIT | MBX_STOP_IOCB)); - if (rc == MBX_NOT_FINISHED) { - mempool_free( mbox, phba->mbox_mem_pool); - lpfc_disc_flush_list(phba); - psli->ring[(psli->extra_ring)].flag &= - ~LPFC_STOP_IOCB_EVENT; - psli->ring[(psli->fcp_ring)].flag &= - ~LPFC_STOP_IOCB_EVENT; - psli->ring[(psli->next_ring)].flag &= - ~LPFC_STOP_IOCB_EVENT; - phba->hba_state = LPFC_HBA_READY; + if (vport->port_type == LPFC_PHYSICAL_PORT) + lpfc_issue_clear_la(phba, vport); + + if (!(vport->fc_flag & FC_ABORT_DISCOVERY)) { + vport->num_disc_nodes = 0; + /* go thru NPR nodes and issue ELS PLOGIs */ + if (vport->fc_npr_cnt) + lpfc_els_disc_plogi(vport); + + if (!vport->num_disc_nodes) { + spin_lock_irq(shost->host_lock); + vport->fc_flag &= ~FC_NDISC_ACTIVE; + spin_unlock_irq(shost->host_lock); + lpfc_can_disctmo(vport); } } + vport->port_state = LPFC_VPORT_READY; } else { /* Next do PLOGIs - if any */ - num_sent = lpfc_els_disc_plogi(phba); + num_sent = lpfc_els_disc_plogi(vport); if (num_sent) return; - if (phba->fc_flag & FC_RSCN_MODE) { + if (vport->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); + if ((vport->fc_rscn_id_cnt == 0) && + (!(vport->fc_flag & FC_RSCN_DISCOVERY))) { + spin_lock_irq(shost->host_lock); + vport->fc_flag &= ~FC_RSCN_MODE; + spin_unlock_irq(shost->host_lock); + lpfc_can_disctmo(vport); } else - lpfc_els_handle_rscn(phba); + lpfc_els_handle_rscn(vport); } } return; @@ -1893,7 +2384,7 @@ lpfc_disc_start(struct lpfc_hba * phba) * ring the match the sppecified nodelist. */ static void -lpfc_free_tx(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp) +lpfc_free_tx(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp) { LIST_HEAD(completions); struct lpfc_sli *psli; @@ -1907,7 +2398,7 @@ lpfc_free_tx(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp) /* Error matching iocb on txq or txcmplq * First check the txq. */ - spin_lock_irq(phba->host->host_lock); + spin_lock_irq(&phba->hbalock); list_for_each_entry_safe(iocb, next_iocb, &pring->txq, list) { if (iocb->context1 != ndlp) { continue; @@ -1927,36 +2418,36 @@ lpfc_free_tx(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp) continue; } icmd = &iocb->iocb; - if ((icmd->ulpCommand == CMD_ELS_REQUEST64_CR) || - (icmd->ulpCommand == CMD_XMIT_ELS_RSP64_CX)) { + if (icmd->ulpCommand == CMD_ELS_REQUEST64_CR || + icmd->ulpCommand == CMD_XMIT_ELS_RSP64_CX) { lpfc_sli_issue_abort_iotag(phba, pring, iocb); } } - spin_unlock_irq(phba->host->host_lock); + spin_unlock_irq(&phba->hbalock); while (!list_empty(&completions)) { iocb = list_get_first(&completions, struct lpfc_iocbq, list); - list_del(&iocb->list); + list_del_init(&iocb->list); - if (iocb->iocb_cmpl) { + if (!iocb->iocb_cmpl) + lpfc_sli_release_iocbq(phba, iocb); + else { icmd = &iocb->iocb; icmd->ulpStatus = IOSTAT_LOCAL_REJECT; icmd->un.ulpWord[4] = IOERR_SLI_ABORTED; (iocb->iocb_cmpl) (phba, iocb, iocb); - } else - lpfc_sli_release_iocbq(phba, iocb); + } } - - return; } void -lpfc_disc_flush_list(struct lpfc_hba * phba) +lpfc_disc_flush_list(struct lpfc_vport *vport) { struct lpfc_nodelist *ndlp, *next_ndlp; + struct lpfc_hba *phba = vport->phba; - if (phba->fc_plogi_cnt || phba->fc_adisc_cnt) { - list_for_each_entry_safe(ndlp, next_ndlp, &phba->fc_nodes, + if (vport->fc_plogi_cnt || vport->fc_adisc_cnt) { + list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) { if (ndlp->nlp_state == NLP_STE_PLOGI_ISSUE || ndlp->nlp_state == NLP_STE_ADISC_ISSUE) { @@ -1967,6 +2458,14 @@ lpfc_disc_flush_list(struct lpfc_hba * phba) } } +void +lpfc_cleanup_discovery_resources(struct lpfc_vport *vport) +{ + lpfc_els_flush_rscn(vport); + lpfc_els_flush_cmd(vport); + lpfc_disc_flush_list(vport); +} + /*****************************************************************************/ /* * NAME: lpfc_disc_timeout @@ -1985,158 +2484,154 @@ lpfc_disc_flush_list(struct lpfc_hba * phba) void lpfc_disc_timeout(unsigned long ptr) { - struct lpfc_hba *phba = (struct lpfc_hba *)ptr; + struct lpfc_vport *vport = (struct lpfc_vport *) ptr; + struct lpfc_hba *phba = vport->phba; unsigned long flags = 0; if (unlikely(!phba)) return; - spin_lock_irqsave(phba->host->host_lock, flags); - if (!(phba->work_hba_events & WORKER_DISC_TMO)) { - phba->work_hba_events |= WORKER_DISC_TMO; + if ((vport->work_port_events & WORKER_DISC_TMO) == 0) { + spin_lock_irqsave(&vport->work_port_lock, flags); + vport->work_port_events |= WORKER_DISC_TMO; + spin_unlock_irqrestore(&vport->work_port_lock, flags); + + spin_lock_irqsave(&phba->hbalock, flags); if (phba->work_wait) - wake_up(phba->work_wait); + lpfc_worker_wake_up(phba); + spin_unlock_irqrestore(&phba->hbalock, flags); } - spin_unlock_irqrestore(phba->host->host_lock, flags); return; } static void -lpfc_disc_timeout_handler(struct lpfc_hba *phba) +lpfc_disc_timeout_handler(struct lpfc_vport *vport) { - struct lpfc_sli *psli; + struct Scsi_Host *shost = lpfc_shost_from_vport(vport); + struct lpfc_hba *phba = vport->phba; + struct lpfc_sli *psli = &phba->sli; struct lpfc_nodelist *ndlp, *next_ndlp; - LPFC_MBOXQ_t *clearlambox, *initlinkmbox; + LPFC_MBOXQ_t *initlinkmbox; int rc, clrlaerr = 0; - if (unlikely(!phba)) + if (!(vport->fc_flag & FC_DISC_TMO)) return; - if (!(phba->fc_flag & FC_DISC_TMO)) - return; + spin_lock_irq(shost->host_lock); + vport->fc_flag &= ~FC_DISC_TMO; + spin_unlock_irq(shost->host_lock); - psli = &phba->sli; + lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, + "disc timeout: state:x%x rtry:x%x flg:x%x", + vport->port_state, vport->fc_ns_retry, vport->fc_flag); - spin_lock_irq(phba->host->host_lock); - phba->fc_flag &= ~FC_DISC_TMO; - spin_unlock_irq(phba->host->host_lock); - - switch (phba->hba_state) { + switch (vport->port_state) { case LPFC_LOCAL_CFG_LINK: - /* hba_state is identically LPFC_LOCAL_CFG_LINK while waiting for FAN */ - /* FAN timeout */ - lpfc_printf_log(phba, - KERN_WARNING, - LOG_DISCOVERY, - "%d:0221 FAN timeout\n", - phba->brd_no); + /* port_state is identically LPFC_LOCAL_CFG_LINK while waiting for + * FAN + */ + /* FAN timeout */ + lpfc_printf_log(phba, KERN_WARNING, LOG_DISCOVERY, + "%d (%d):0221 FAN timeout\n", + phba->brd_no, vport->vpi); /* Start discovery by sending FLOGI, clean up old rpis */ - list_for_each_entry_safe(ndlp, next_ndlp, &phba->fc_nodes, + list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) { if (ndlp->nlp_state != NLP_STE_NPR_NODE) continue; if (ndlp->nlp_type & NLP_FABRIC) { /* Clean up the ndlp on Fabric connections */ - lpfc_drop_node(phba, ndlp); + lpfc_drop_node(vport, ndlp); } else if (!(ndlp->nlp_flag & NLP_NPR_ADISC)) { /* Fail outstanding IO now since device * is marked for PLOGI. */ - lpfc_unreg_rpi(phba, ndlp); + lpfc_unreg_rpi(vport, ndlp); } } - phba->hba_state = LPFC_FLOGI; - lpfc_set_disctmo(phba); - lpfc_initial_flogi(phba); + if (vport->port_state != LPFC_FLOGI) { + vport->port_state = LPFC_FLOGI; + lpfc_set_disctmo(vport); + lpfc_initial_flogi(vport); + } break; + case LPFC_FDISC: case LPFC_FLOGI: - /* hba_state is identically LPFC_FLOGI while waiting for FLOGI cmpl */ + /* port_state is identically LPFC_FLOGI while waiting for FLOGI cmpl */ /* Initial FLOGI timeout */ - lpfc_printf_log(phba, - KERN_ERR, - LOG_DISCOVERY, - "%d:0222 Initial FLOGI timeout\n", - phba->brd_no); + lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY, + "%d (%d):0222 Initial %s timeout\n", + phba->brd_no, vport->vpi, + vport->vpi ? "FLOGI" : "FDISC"); /* Assume no Fabric and go on with discovery. * Check for outstanding ELS FLOGI to abort. */ /* FLOGI failed, so just use loop map to make discovery list */ - lpfc_disc_list_loopmap(phba); + lpfc_disc_list_loopmap(vport); /* Start discovery */ - lpfc_disc_start(phba); + lpfc_disc_start(vport); break; case LPFC_FABRIC_CFG_LINK: /* hba_state is identically LPFC_FABRIC_CFG_LINK while waiting for NameServer login */ lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY, - "%d:0223 Timeout while waiting for NameServer " - "login\n", phba->brd_no); + "%d (%d):0223 Timeout while waiting for " + "NameServer login\n", + phba->brd_no, vport->vpi); /* Next look for NameServer ndlp */ - ndlp = lpfc_findnode_did(phba, NameServer_DID); + ndlp = lpfc_findnode_did(vport, NameServer_DID); if (ndlp) lpfc_nlp_put(ndlp); /* Start discovery */ - lpfc_disc_start(phba); + lpfc_disc_start(vport); break; case LPFC_NS_QRY: /* Check for wait for NameServer Rsp timeout */ lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY, - "%d:0224 NameServer Query timeout " + "%d (%d):0224 NameServer Query timeout " "Data: x%x x%x\n", - phba->brd_no, - phba->fc_ns_retry, LPFC_MAX_NS_RETRY); - - ndlp = lpfc_findnode_did(phba, NameServer_DID); - if (ndlp && ndlp->nlp_state == NLP_STE_UNMAPPED_NODE) { - if (phba->fc_ns_retry < LPFC_MAX_NS_RETRY) { - /* Try it one more time */ - rc = lpfc_ns_cmd(phba, ndlp, SLI_CTNS_GID_FT); - if (rc == 0) - break; - } - phba->fc_ns_retry = 0; + phba->brd_no, vport->vpi, + vport->fc_ns_retry, LPFC_MAX_NS_RETRY); + + if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) { + /* Try it one more time */ + vport->fc_ns_retry++; + rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_FT, + vport->fc_ns_retry, 0); + if (rc == 0) + break; } + vport->fc_ns_retry = 0; - /* Nothing to authenticate, so CLEAR_LA right now */ - clearlambox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); - if (!clearlambox) { - clrlaerr = 1; - lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY, - "%d:0226 Device Discovery " - "completion error\n", - phba->brd_no); - phba->hba_state = LPFC_HBA_ERROR; - break; - } - - phba->hba_state = LPFC_CLEAR_LA; - lpfc_clear_la(phba, clearlambox); - clearlambox->mbox_cmpl = lpfc_mbx_cmpl_clear_la; - rc = lpfc_sli_issue_mbox(phba, clearlambox, - (MBX_NOWAIT | MBX_STOP_IOCB)); - if (rc == MBX_NOT_FINISHED) { - mempool_free(clearlambox, phba->mbox_mem_pool); - clrlaerr = 1; - break; + /* + * Discovery is over. + * set port_state to PORT_READY if SLI2. + * cmpl_reg_vpi will set port_state to READY for SLI3. + */ + if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) + lpfc_issue_reg_vpi(phba, vport); + else { /* NPIV Not enabled */ + lpfc_issue_clear_la(phba, vport); + vport->port_state = LPFC_VPORT_READY; } /* Setup and issue mailbox INITIALIZE LINK command */ initlinkmbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); if (!initlinkmbox) { lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY, - "%d:0206 Device Discovery " + "%d (%d):0206 Device Discovery " "completion error\n", - phba->brd_no); - phba->hba_state = LPFC_HBA_ERROR; + phba->brd_no, vport->vpi); + phba->link_state = LPFC_HBA_ERROR; break; } @@ -2144,6 +2639,8 @@ lpfc_disc_timeout_handler(struct lpfc_hba *phba) lpfc_init_link(phba, initlinkmbox, phba->cfg_topology, phba->cfg_link_speed); initlinkmbox->mb.un.varInitLnk.lipsr_AL_PA = 0; + initlinkmbox->vport = vport; + initlinkmbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl; rc = lpfc_sli_issue_mbox(phba, initlinkmbox, (MBX_NOWAIT | MBX_STOP_IOCB)); lpfc_set_loopback_flag(phba); @@ -2154,67 +2651,81 @@ lpfc_disc_timeout_handler(struct lpfc_hba *phba) case LPFC_DISC_AUTH: /* Node Authentication timeout */ - lpfc_printf_log(phba, - KERN_ERR, - LOG_DISCOVERY, - "%d:0227 Node Authentication timeout\n", - phba->brd_no); - lpfc_disc_flush_list(phba); - clearlambox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); - if (!clearlambox) { - clrlaerr = 1; - lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY, - "%d:0207 Device Discovery " - "completion error\n", - phba->brd_no); - phba->hba_state = LPFC_HBA_ERROR; - break; + lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY, + "%d (%d):0227 Node Authentication timeout\n", + phba->brd_no, vport->vpi); + lpfc_disc_flush_list(vport); + + /* + * set port_state to PORT_READY if SLI2. + * cmpl_reg_vpi will set port_state to READY for SLI3. + */ + if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) + lpfc_issue_reg_vpi(phba, vport); + else { /* NPIV Not enabled */ + lpfc_issue_clear_la(phba, vport); + vport->port_state = LPFC_VPORT_READY; } - phba->hba_state = LPFC_CLEAR_LA; - lpfc_clear_la(phba, clearlambox); - clearlambox->mbox_cmpl = lpfc_mbx_cmpl_clear_la; - rc = lpfc_sli_issue_mbox(phba, clearlambox, - (MBX_NOWAIT | MBX_STOP_IOCB)); - if (rc == MBX_NOT_FINISHED) { - mempool_free(clearlambox, phba->mbox_mem_pool); - clrlaerr = 1; + break; + + case LPFC_VPORT_READY: + if (vport->fc_flag & FC_RSCN_MODE) { + lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY, + "%d (%d):0231 RSCN timeout Data: x%x " + "x%x\n", + phba->brd_no, vport->vpi, + vport->fc_ns_retry, LPFC_MAX_NS_RETRY); + + /* Cleanup any outstanding ELS commands */ + lpfc_els_flush_cmd(vport); + + lpfc_els_flush_rscn(vport); + lpfc_disc_flush_list(vport); } break; + default: + lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY, + "%d (%d):0229 Unexpected discovery timeout, " + "vport State x%x\n", + phba->brd_no, vport->vpi, vport->port_state); + + break; + } + + switch (phba->link_state) { case LPFC_CLEAR_LA: - /* CLEAR LA timeout */ - lpfc_printf_log(phba, - KERN_ERR, - LOG_DISCOVERY, - "%d:0228 CLEAR LA timeout\n", - phba->brd_no); + /* CLEAR LA timeout */ + lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY, + "%d (%d):0228 CLEAR LA timeout\n", + phba->brd_no, vport->vpi); clrlaerr = 1; break; - case LPFC_HBA_READY: - if (phba->fc_flag & FC_RSCN_MODE) { - lpfc_printf_log(phba, - KERN_ERR, - LOG_DISCOVERY, - "%d:0231 RSCN timeout Data: x%x x%x\n", - phba->brd_no, - phba->fc_ns_retry, LPFC_MAX_NS_RETRY); - - /* Cleanup any outstanding ELS commands */ - lpfc_els_flush_cmd(phba); + case LPFC_LINK_UNKNOWN: + case LPFC_WARM_START: + case LPFC_INIT_START: + case LPFC_INIT_MBX_CMDS: + case LPFC_LINK_DOWN: + case LPFC_LINK_UP: + case LPFC_HBA_ERROR: + lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY, + "%d (%d):0230 Unexpected timeout, hba link " + "state x%x\n", + phba->brd_no, vport->vpi, phba->link_state); + clrlaerr = 1; + break; - lpfc_els_flush_rscn(phba); - lpfc_disc_flush_list(phba); - } + case LPFC_HBA_READY: break; } if (clrlaerr) { - lpfc_disc_flush_list(phba); + lpfc_disc_flush_list(vport); psli->ring[(psli->extra_ring)].flag &= ~LPFC_STOP_IOCB_EVENT; psli->ring[(psli->fcp_ring)].flag &= ~LPFC_STOP_IOCB_EVENT; psli->ring[(psli->next_ring)].flag &= ~LPFC_STOP_IOCB_EVENT; - phba->hba_state = LPFC_HBA_READY; + vport->port_state = LPFC_VPORT_READY; } return; @@ -2227,37 +2738,29 @@ lpfc_disc_timeout_handler(struct lpfc_hba *phba) * handed off to the SLI layer. */ void -lpfc_mbx_cmpl_fdmi_reg_login(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb) +lpfc_mbx_cmpl_fdmi_reg_login(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) { - struct lpfc_sli *psli; - MAILBOX_t *mb; - struct lpfc_dmabuf *mp; - struct lpfc_nodelist *ndlp; - - psli = &phba->sli; - mb = &pmb->mb; - - ndlp = (struct lpfc_nodelist *) pmb->context2; - mp = (struct lpfc_dmabuf *) (pmb->context1); + MAILBOX_t *mb = &pmb->mb; + struct lpfc_dmabuf *mp = (struct lpfc_dmabuf *) (pmb->context1); + struct lpfc_nodelist *ndlp = (struct lpfc_nodelist *) pmb->context2; + struct lpfc_vport *vport = pmb->vport; pmb->context1 = NULL; ndlp->nlp_rpi = mb->un.varWords[0]; ndlp->nlp_type |= NLP_FABRIC; - lpfc_nlp_set_state(phba, ndlp, NLP_STE_UNMAPPED_NODE); + lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE); - /* Start issuing Fabric-Device Management Interface (FDMI) - * command to 0xfffffa (FDMI well known port) + /* + * Start issuing Fabric-Device Management Interface (FDMI) command to + * 0xfffffa (FDMI well known port) or Delay issuing FDMI command if + * fdmi-on=2 (supporting RPA/hostnmae) */ - if (phba->cfg_fdmi_on == 1) { - lpfc_fdmi_cmd(phba, ndlp, SLI_MGMT_DHBA); - } else { - /* - * Delay issuing FDMI command if fdmi-on=2 - * (supporting RPA/hostnmae) - */ - mod_timer(&phba->fc_fdmitmo, jiffies + HZ * 60); - } + + if (phba->cfg_fdmi_on == 1) + lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA); + else + mod_timer(&vport->fc_fdmitmo, jiffies + HZ * 60); /* Mailbox took a reference to the node */ lpfc_nlp_put(ndlp); @@ -2283,16 +2786,12 @@ lpfc_filter_by_wwpn(struct lpfc_nodelist *ndlp, void *param) sizeof(ndlp->nlp_portname)) == 0; } -/* - * Search node lists for a remote port matching filter criteria - * Caller needs to hold host_lock before calling this routine. - */ struct lpfc_nodelist * -__lpfc_find_node(struct lpfc_hba *phba, node_filter filter, void *param) +__lpfc_find_node(struct lpfc_vport *vport, node_filter filter, void *param) { struct lpfc_nodelist *ndlp; - list_for_each_entry(ndlp, &phba->fc_nodes, nlp_listp) { + list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) { if (ndlp->nlp_state != NLP_STE_UNUSED_NODE && filter(ndlp, param)) return ndlp; @@ -2302,68 +2801,104 @@ __lpfc_find_node(struct lpfc_hba *phba, node_filter filter, void *param) /* * Search node lists for a remote port matching filter criteria - * This routine is used when the caller does NOT have host_lock. + * Caller needs to hold host_lock before calling this routine. */ struct lpfc_nodelist * -lpfc_find_node(struct lpfc_hba *phba, node_filter filter, void *param) +lpfc_find_node(struct lpfc_vport *vport, node_filter filter, void *param) { + struct Scsi_Host *shost = lpfc_shost_from_vport(vport); struct lpfc_nodelist *ndlp; - spin_lock_irq(phba->host->host_lock); - ndlp = __lpfc_find_node(phba, filter, param); - spin_unlock_irq(phba->host->host_lock); + spin_lock_irq(shost->host_lock); + ndlp = __lpfc_find_node(vport, filter, param); + spin_unlock_irq(shost->host_lock); return ndlp; } /* * This routine looks up the ndlp lists for the given RPI. If rpi found it - * returns the node list pointer else return NULL. + * returns the node list element pointer else return NULL. */ struct lpfc_nodelist * -__lpfc_findnode_rpi(struct lpfc_hba *phba, uint16_t rpi) +__lpfc_findnode_rpi(struct lpfc_vport *vport, uint16_t rpi) { - return __lpfc_find_node(phba, lpfc_filter_by_rpi, &rpi); + return __lpfc_find_node(vport, lpfc_filter_by_rpi, &rpi); } struct lpfc_nodelist * -lpfc_findnode_rpi(struct lpfc_hba * phba, uint16_t rpi) +lpfc_findnode_rpi(struct lpfc_vport *vport, uint16_t rpi) { + struct Scsi_Host *shost = lpfc_shost_from_vport(vport); struct lpfc_nodelist *ndlp; - spin_lock_irq(phba->host->host_lock); - ndlp = __lpfc_findnode_rpi(phba, rpi); - spin_unlock_irq(phba->host->host_lock); + spin_lock_irq(shost->host_lock); + ndlp = __lpfc_findnode_rpi(vport, rpi); + spin_unlock_irq(shost->host_lock); return ndlp; } /* * This routine looks up the ndlp lists for the given WWPN. If WWPN found it - * returns the node list pointer else return NULL. + * returns the node element list pointer else return NULL. */ struct lpfc_nodelist * -lpfc_findnode_wwpn(struct lpfc_hba *phba, struct lpfc_name *wwpn) +lpfc_findnode_wwpn(struct lpfc_vport *vport, struct lpfc_name *wwpn) { + struct Scsi_Host *shost = lpfc_shost_from_vport(vport); struct lpfc_nodelist *ndlp; - spin_lock_irq(phba->host->host_lock); - ndlp = __lpfc_find_node(phba, lpfc_filter_by_wwpn, wwpn); - spin_unlock_irq(phba->host->host_lock); - return NULL; + spin_lock_irq(shost->host_lock); + ndlp = __lpfc_find_node(vport, lpfc_filter_by_wwpn, wwpn); + spin_unlock_irq(shost->host_lock); + return ndlp; } void -lpfc_nlp_init(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp, uint32_t did) +lpfc_dev_loss_delay(unsigned long ptr) +{ + struct lpfc_nodelist *ndlp = (struct lpfc_nodelist *) ptr; + struct lpfc_vport *vport = ndlp->vport; + struct lpfc_hba *phba = vport->phba; + struct lpfc_work_evt *evtp = &ndlp->dev_loss_evt; + unsigned long flags; + + evtp = &ndlp->dev_loss_evt; + + spin_lock_irqsave(&phba->hbalock, flags); + if (!list_empty(&evtp->evt_listp)) { + spin_unlock_irqrestore(&phba->hbalock, flags); + return; + } + + evtp->evt_arg1 = ndlp; + evtp->evt = LPFC_EVT_DEV_LOSS_DELAY; + list_add_tail(&evtp->evt_listp, &phba->work_list); + if (phba->work_wait) + lpfc_worker_wake_up(phba); + spin_unlock_irqrestore(&phba->hbalock, flags); + return; +} + +void +lpfc_nlp_init(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, + uint32_t did) { memset(ndlp, 0, sizeof (struct lpfc_nodelist)); INIT_LIST_HEAD(&ndlp->els_retry_evt.evt_listp); + INIT_LIST_HEAD(&ndlp->dev_loss_evt.evt_listp); init_timer(&ndlp->nlp_delayfunc); ndlp->nlp_delayfunc.function = lpfc_els_retry_delay; ndlp->nlp_delayfunc.data = (unsigned long)ndlp; ndlp->nlp_DID = did; - ndlp->nlp_phba = phba; + ndlp->vport = vport; ndlp->nlp_sid = NLP_NO_SID; INIT_LIST_HEAD(&ndlp->nlp_listp); kref_init(&ndlp->kref); + + lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_NODE, + "node init: did:x%x", + ndlp->nlp_DID, 0, 0); + return; } @@ -2372,8 +2907,13 @@ lpfc_nlp_release(struct kref *kref) { struct lpfc_nodelist *ndlp = container_of(kref, struct lpfc_nodelist, kref); - lpfc_nlp_remove(ndlp->nlp_phba, ndlp); - mempool_free(ndlp, ndlp->nlp_phba->nlp_mem_pool); + + lpfc_debugfs_disc_trc(ndlp->vport, LPFC_DISC_TRC_NODE, + "node release: did:x%x flg:x%x type:x%x", + ndlp->nlp_DID, ndlp->nlp_flag, ndlp->nlp_type); + + lpfc_nlp_remove(ndlp->vport, ndlp); + mempool_free(ndlp, ndlp->vport->phba->nlp_mem_pool); } struct lpfc_nodelist * |