diff options
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_init.c')
-rw-r--r-- | drivers/scsi/lpfc/lpfc_init.c | 432 |
1 files changed, 319 insertions, 113 deletions
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c index ecebdfa0047..29b4cf9e059 100644 --- a/drivers/scsi/lpfc/lpfc_init.c +++ b/drivers/scsi/lpfc/lpfc_init.c @@ -212,6 +212,18 @@ out_free_mbox: return 0; } +/* Completion handler for config async event mailbox command. */ +static void +lpfc_config_async_cmpl(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmboxq) +{ + if (pmboxq->mb.mbxStatus == MBX_SUCCESS) + phba->temp_sensor_support = 1; + else + phba->temp_sensor_support = 0; + mempool_free(pmboxq, phba->mbox_mem_pool); + return; +} + /************************************************************************/ /* */ /* lpfc_config_port_post */ @@ -234,6 +246,15 @@ lpfc_config_port_post(struct lpfc_hba *phba) int i, j; int rc; + spin_lock_irq(&phba->hbalock); + /* + * If the Config port completed correctly the HBA is not + * over heated any more. + */ + if (phba->over_temp_state == HBA_OVER_TEMP) + phba->over_temp_state = HBA_NORMAL_TEMP; + spin_unlock_irq(&phba->hbalock); + pmb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); if (!pmb) { phba->link_state = LPFC_HBA_ERROR; @@ -343,7 +364,7 @@ lpfc_config_port_post(struct lpfc_hba *phba) phba->link_state = LPFC_LINK_DOWN; - /* Only process IOCBs on ring 0 till hba_state is READY */ + /* Only process IOCBs on ELS ring till hba_state is READY */ if (psli->ring[psli->extra_ring].cmdringaddr) psli->ring[psli->extra_ring].flag |= LPFC_STOP_IOCB_EVENT; if (psli->ring[psli->fcp_ring].cmdringaddr) @@ -409,7 +430,21 @@ lpfc_config_port_post(struct lpfc_hba *phba) return -EIO; } /* MBOX buffer will be freed in mbox compl */ + pmb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); + lpfc_config_async(phba, pmb, LPFC_ELS_RING); + pmb->mbox_cmpl = lpfc_config_async_cmpl; + pmb->vport = phba->pport; + rc = lpfc_sli_issue_mbox(phba, pmb, MBX_NOWAIT); + if ((rc != MBX_BUSY) && (rc != MBX_SUCCESS)) { + lpfc_printf_log(phba, + KERN_ERR, + LOG_INIT, + "0456 Adapter failed to issue " + "ASYNCEVT_ENABLE mbox status x%x \n.", + rc); + mempool_free(pmb, phba->mbox_mem_pool); + } return (0); } @@ -449,6 +484,9 @@ lpfc_hba_down_post(struct lpfc_hba *phba) struct lpfc_sli *psli = &phba->sli; struct lpfc_sli_ring *pring; struct lpfc_dmabuf *mp, *next_mp; + struct lpfc_iocbq *iocb; + IOCB_t *cmd = NULL; + LIST_HEAD(completions); int i; if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) @@ -464,16 +502,42 @@ lpfc_hba_down_post(struct lpfc_hba *phba) } } + spin_lock_irq(&phba->hbalock); for (i = 0; i < psli->num_rings; i++) { pring = &psli->ring[i]; + + /* At this point in time the HBA is either reset or DOA. Either + * way, nothing should be on txcmplq as it will NEVER complete. + */ + list_splice_init(&pring->txcmplq, &completions); + pring->txcmplq_cnt = 0; + spin_unlock_irq(&phba->hbalock); + + while (!list_empty(&completions)) { + iocb = list_get_first(&completions, struct lpfc_iocbq, + list); + cmd = &iocb->iocb; + list_del_init(&iocb->list); + + if (!iocb->iocb_cmpl) + lpfc_sli_release_iocbq(phba, iocb); + else { + cmd->ulpStatus = IOSTAT_LOCAL_REJECT; + cmd->un.ulpWord[4] = IOERR_SLI_ABORTED; + (iocb->iocb_cmpl) (phba, iocb, iocb); + } + } + lpfc_sli_abort_iocb_ring(phba, pring); + spin_lock_irq(&phba->hbalock); } + spin_unlock_irq(&phba->hbalock); return 0; } /* HBA heart beat timeout handler */ -void +static void lpfc_hb_timeout(unsigned long ptr) { struct lpfc_hba *phba; @@ -512,8 +576,10 @@ void lpfc_hb_timeout_handler(struct lpfc_hba *phba) { LPFC_MBOXQ_t *pmboxq; + struct lpfc_dmabuf *buf_ptr; int retval; struct lpfc_sli *psli = &phba->sli; + LIST_HEAD(completions); if ((phba->link_state == LPFC_HBA_ERROR) || (phba->pport->load_flag & FC_UNLOADING) || @@ -540,49 +606,88 @@ lpfc_hb_timeout_handler(struct lpfc_hba *phba) } spin_unlock_irq(&phba->pport->work_port_lock); - /* If there is no heart beat outstanding, issue a heartbeat command */ - if (!phba->hb_outstanding) { - pmboxq = mempool_alloc(phba->mbox_mem_pool,GFP_KERNEL); - if (!pmboxq) { - mod_timer(&phba->hb_tmofunc, - jiffies + HZ * LPFC_HB_MBOX_INTERVAL); - return; + if (phba->elsbuf_cnt && + (phba->elsbuf_cnt == phba->elsbuf_prev_cnt)) { + spin_lock_irq(&phba->hbalock); + list_splice_init(&phba->elsbuf, &completions); + phba->elsbuf_cnt = 0; + phba->elsbuf_prev_cnt = 0; + spin_unlock_irq(&phba->hbalock); + + while (!list_empty(&completions)) { + list_remove_head(&completions, buf_ptr, + struct lpfc_dmabuf, list); + lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys); + kfree(buf_ptr); } + } + phba->elsbuf_prev_cnt = phba->elsbuf_cnt; + + /* If there is no heart beat outstanding, issue a heartbeat command */ + if (phba->cfg_enable_hba_heartbeat) { + if (!phba->hb_outstanding) { + pmboxq = mempool_alloc(phba->mbox_mem_pool,GFP_KERNEL); + if (!pmboxq) { + mod_timer(&phba->hb_tmofunc, + jiffies + HZ * LPFC_HB_MBOX_INTERVAL); + return; + } - lpfc_heart_beat(phba, pmboxq); - pmboxq->mbox_cmpl = lpfc_hb_mbox_cmpl; - pmboxq->vport = phba->pport; - retval = lpfc_sli_issue_mbox(phba, pmboxq, MBX_NOWAIT); + lpfc_heart_beat(phba, pmboxq); + pmboxq->mbox_cmpl = lpfc_hb_mbox_cmpl; + pmboxq->vport = phba->pport; + retval = lpfc_sli_issue_mbox(phba, pmboxq, MBX_NOWAIT); - if (retval != MBX_BUSY && retval != MBX_SUCCESS) { - mempool_free(pmboxq, phba->mbox_mem_pool); + if (retval != MBX_BUSY && retval != MBX_SUCCESS) { + mempool_free(pmboxq, phba->mbox_mem_pool); + mod_timer(&phba->hb_tmofunc, + jiffies + HZ * LPFC_HB_MBOX_INTERVAL); + return; + } mod_timer(&phba->hb_tmofunc, - jiffies + HZ * LPFC_HB_MBOX_INTERVAL); + jiffies + HZ * LPFC_HB_MBOX_TIMEOUT); + phba->hb_outstanding = 1; return; + } else { + /* + * If heart beat timeout called with hb_outstanding set + * we need to take the HBA offline. + */ + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "0459 Adapter heartbeat failure, " + "taking this port offline.\n"); + + spin_lock_irq(&phba->hbalock); + psli->sli_flag &= ~LPFC_SLI2_ACTIVE; + spin_unlock_irq(&phba->hbalock); + + lpfc_offline_prep(phba); + lpfc_offline(phba); + lpfc_unblock_mgmt_io(phba); + phba->link_state = LPFC_HBA_ERROR; + lpfc_hba_down_post(phba); } - mod_timer(&phba->hb_tmofunc, - jiffies + HZ * LPFC_HB_MBOX_TIMEOUT); - phba->hb_outstanding = 1; - return; - } else { - /* - * If heart beat timeout called with hb_outstanding set we - * need to take the HBA offline. - */ - lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "0459 Adapter heartbeat failure, taking " - "this port offline.\n"); + } +} - spin_lock_irq(&phba->hbalock); - psli->sli_flag &= ~LPFC_SLI2_ACTIVE; - spin_unlock_irq(&phba->hbalock); +static void +lpfc_offline_eratt(struct lpfc_hba *phba) +{ + struct lpfc_sli *psli = &phba->sli; - lpfc_offline_prep(phba); - lpfc_offline(phba); - lpfc_unblock_mgmt_io(phba); - phba->link_state = LPFC_HBA_ERROR; - lpfc_hba_down_post(phba); - } + spin_lock_irq(&phba->hbalock); + psli->sli_flag &= ~LPFC_SLI2_ACTIVE; + spin_unlock_irq(&phba->hbalock); + lpfc_offline_prep(phba); + + lpfc_offline(phba); + lpfc_reset_barrier(phba); + lpfc_sli_brdreset(phba); + lpfc_hba_down_post(phba); + lpfc_sli_brdready(phba, HS_MBRDY); + lpfc_unblock_mgmt_io(phba); + phba->link_state = LPFC_HBA_ERROR; + return; } /************************************************************************/ @@ -601,6 +706,8 @@ lpfc_handle_eratt(struct lpfc_hba *phba) struct lpfc_sli_ring *pring; struct lpfc_vport **vports; uint32_t event_data; + unsigned long temperature; + struct temp_event temp_event_data; struct Scsi_Host *shost; int i; @@ -608,6 +715,9 @@ lpfc_handle_eratt(struct lpfc_hba *phba) * since we cannot communicate with the pci card anyway. */ if (pci_channel_offline(phba->pcidev)) return; + /* If resets are disabled then leave the HBA alone and return */ + if (!phba->cfg_enable_hba_reset) + return; if (phba->work_hs & HS_FFER6 || phba->work_hs & HS_FFER5) { @@ -620,14 +730,14 @@ lpfc_handle_eratt(struct lpfc_hba *phba) vports = lpfc_create_vport_work_array(phba); if (vports != NULL) for(i = 0; - i < LPFC_MAX_VPORTS && vports[i] != NULL; + i <= phba->max_vpi && vports[i] != NULL; i++){ shost = lpfc_shost_from_vport(vports[i]); spin_lock_irq(shost->host_lock); vports[i]->fc_flag |= FC_ESTABLISH_LINK; spin_unlock_irq(shost->host_lock); } - lpfc_destroy_vport_work_array(vports); + lpfc_destroy_vport_work_array(phba, vports); spin_lock_irq(&phba->hbalock); psli->sli_flag &= ~LPFC_SLI2_ACTIVE; spin_unlock_irq(&phba->hbalock); @@ -655,6 +765,31 @@ lpfc_handle_eratt(struct lpfc_hba *phba) return; } lpfc_unblock_mgmt_io(phba); + } else if (phba->work_hs & HS_CRIT_TEMP) { + temperature = readl(phba->MBslimaddr + TEMPERATURE_OFFSET); + temp_event_data.event_type = FC_REG_TEMPERATURE_EVENT; + temp_event_data.event_code = LPFC_CRIT_TEMP; + temp_event_data.data = (uint32_t)temperature; + + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "0459 Adapter maximum temperature exceeded " + "(%ld), taking this port offline " + "Data: x%x x%x x%x\n", + temperature, phba->work_hs, + phba->work_status[0], phba->work_status[1]); + + shost = lpfc_shost_from_vport(phba->pport); + fc_host_post_vendor_event(shost, fc_get_event_number(), + sizeof(temp_event_data), + (char *) &temp_event_data, + SCSI_NL_VID_TYPE_PCI + | PCI_VENDOR_ID_EMULEX); + + spin_lock_irq(&phba->hbalock); + phba->over_temp_state = HBA_OVER_TEMP; + spin_unlock_irq(&phba->hbalock); + lpfc_offline_eratt(phba); + } else { /* The if clause above forces this code path when the status * failure is a value other than FFER6. Do not call the offline @@ -672,14 +807,7 @@ lpfc_handle_eratt(struct lpfc_hba *phba) sizeof(event_data), (char *) &event_data, SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_EMULEX); - spin_lock_irq(&phba->hbalock); - psli->sli_flag &= ~LPFC_SLI2_ACTIVE; - spin_unlock_irq(&phba->hbalock); - lpfc_offline_prep(phba); - lpfc_offline(phba); - lpfc_unblock_mgmt_io(phba); - phba->link_state = LPFC_HBA_ERROR; - lpfc_hba_down_post(phba); + lpfc_offline_eratt(phba); } } @@ -699,21 +827,25 @@ lpfc_handle_latt(struct lpfc_hba *phba) LPFC_MBOXQ_t *pmb; volatile uint32_t control; struct lpfc_dmabuf *mp; - int rc = -ENOMEM; + int rc = 0; pmb = (LPFC_MBOXQ_t *)mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); - if (!pmb) + if (!pmb) { + rc = 1; goto lpfc_handle_latt_err_exit; + } mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); - if (!mp) + if (!mp) { + rc = 2; goto lpfc_handle_latt_free_pmb; + } mp->virt = lpfc_mbuf_alloc(phba, 0, &mp->phys); - if (!mp->virt) + if (!mp->virt) { + rc = 3; goto lpfc_handle_latt_free_mp; - - rc = -EIO; + } /* Cleanup any outstanding ELS commands */ lpfc_els_flush_all_cmd(phba); @@ -722,9 +854,11 @@ lpfc_handle_latt(struct lpfc_hba *phba) lpfc_read_la(phba, pmb, mp); pmb->mbox_cmpl = lpfc_mbx_cmpl_read_la; pmb->vport = vport; - rc = lpfc_sli_issue_mbox (phba, pmb, (MBX_NOWAIT | MBX_STOP_IOCB)); - if (rc == MBX_NOT_FINISHED) + rc = lpfc_sli_issue_mbox (phba, pmb, MBX_NOWAIT); + if (rc == MBX_NOT_FINISHED) { + rc = 4; goto lpfc_handle_latt_free_mbuf; + } /* Clear Link Attention in HA REG */ spin_lock_irq(&phba->hbalock); @@ -756,10 +890,8 @@ lpfc_handle_latt_err_exit: lpfc_linkdown(phba); phba->link_state = LPFC_HBA_ERROR; - /* The other case is an error from issue_mbox */ - if (rc == -ENOMEM) - lpfc_printf_log(phba, KERN_WARNING, LOG_MBOX, - "0300 READ_LA: no buffers\n"); + lpfc_printf_log(phba, KERN_ERR, LOG_MBOX, + "0300 LATT: Cannot issue READ_LA: Data:%d\n", rc); return; } @@ -1088,9 +1220,8 @@ lpfc_post_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, int cnt, /* Allocate buffer to post */ mp1 = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL); if (mp1) - mp1->virt = lpfc_mbuf_alloc(phba, MEM_PRI, - &mp1->phys); - if (mp1 == 0 || mp1->virt == 0) { + mp1->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &mp1->phys); + if (!mp1 || !mp1->virt) { kfree(mp1); lpfc_sli_release_iocbq(phba, iocb); pring->missbufcnt = cnt; @@ -1104,7 +1235,7 @@ lpfc_post_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, int cnt, if (mp2) mp2->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &mp2->phys); - if (mp2 == 0 || mp2->virt == 0) { + if (!mp2 || !mp2->virt) { kfree(mp2); lpfc_mbuf_free(phba, mp1->virt, mp1->phys); kfree(mp1); @@ -1280,15 +1411,39 @@ lpfc_hba_init(struct lpfc_hba *phba, uint32_t *hbainit) kfree(HashWorking); } -static void +void lpfc_cleanup(struct lpfc_vport *vport) { + struct lpfc_hba *phba = vport->phba; struct lpfc_nodelist *ndlp, *next_ndlp; + int i = 0; - /* clean up phba - lpfc specific */ - lpfc_can_disctmo(vport); - list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) - lpfc_nlp_put(ndlp); + if (phba->link_state > LPFC_LINK_DOWN) + lpfc_port_link_failure(vport); + + list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) { + if (ndlp->nlp_type & NLP_FABRIC) + lpfc_disc_state_machine(vport, ndlp, NULL, + NLP_EVT_DEVICE_RECOVERY); + lpfc_disc_state_machine(vport, ndlp, NULL, + NLP_EVT_DEVICE_RM); + } + + /* At this point, ALL ndlp's should be gone + * because of the previous NLP_EVT_DEVICE_RM. + * Lets wait for this to happen, if needed. + */ + while (!list_empty(&vport->fc_nodes)) { + + if (i++ > 3000) { + lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, + "0233 Nodelist not empty\n"); + break; + } + + /* Wait for any activity on ndlps to settle */ + msleep(10); + } return; } @@ -1307,14 +1462,14 @@ lpfc_establish_link_tmo(unsigned long ptr) phba->pport->fc_flag, phba->pport->port_state); vports = lpfc_create_vport_work_array(phba); if (vports != NULL) - for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++) { + for(i = 0; i <= phba->max_vpi && vports[i] != NULL; i++) { struct Scsi_Host *shost; shost = lpfc_shost_from_vport(vports[i]); spin_lock_irqsave(shost->host_lock, iflag); vports[i]->fc_flag &= ~FC_ESTABLISH_LINK; spin_unlock_irqrestore(shost->host_lock, iflag); } - lpfc_destroy_vport_work_array(vports); + lpfc_destroy_vport_work_array(phba, vports); } void @@ -1339,6 +1494,16 @@ lpfc_stop_phba_timers(struct lpfc_hba *phba) return; } +static void +lpfc_block_mgmt_io(struct lpfc_hba * phba) +{ + unsigned long iflag; + + spin_lock_irqsave(&phba->hbalock, iflag); + phba->sli.sli_flag |= LPFC_BLOCK_MGMT_IO; + spin_unlock_irqrestore(&phba->hbalock, iflag); +} + int lpfc_online(struct lpfc_hba *phba) { @@ -1369,7 +1534,7 @@ lpfc_online(struct lpfc_hba *phba) vports = lpfc_create_vport_work_array(phba); if (vports != NULL) - for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++) { + for(i = 0; i <= phba->max_vpi && vports[i] != NULL; i++) { struct Scsi_Host *shost; shost = lpfc_shost_from_vport(vports[i]); spin_lock_irq(shost->host_lock); @@ -1378,23 +1543,13 @@ lpfc_online(struct lpfc_hba *phba) vports[i]->fc_flag |= FC_VPORT_NEEDS_REG_VPI; spin_unlock_irq(shost->host_lock); } - lpfc_destroy_vport_work_array(vports); + lpfc_destroy_vport_work_array(phba, vports); lpfc_unblock_mgmt_io(phba); return 0; } void -lpfc_block_mgmt_io(struct lpfc_hba * phba) -{ - unsigned long iflag; - - spin_lock_irqsave(&phba->hbalock, iflag); - phba->sli.sli_flag |= LPFC_BLOCK_MGMT_IO; - spin_unlock_irqrestore(&phba->hbalock, iflag); -} - -void lpfc_unblock_mgmt_io(struct lpfc_hba * phba) { unsigned long iflag; @@ -1409,6 +1564,8 @@ lpfc_offline_prep(struct lpfc_hba * phba) { struct lpfc_vport *vport = phba->pport; struct lpfc_nodelist *ndlp, *next_ndlp; + struct lpfc_vport **vports; + int i; if (vport->fc_flag & FC_OFFLINE_MODE) return; @@ -1417,10 +1574,34 @@ lpfc_offline_prep(struct lpfc_hba * phba) lpfc_linkdown(phba); - /* Issue an unreg_login to all nodes */ - list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) - if (ndlp->nlp_state != NLP_STE_UNUSED_NODE) - lpfc_unreg_rpi(vport, ndlp); + /* Issue an unreg_login to all nodes on all vports */ + vports = lpfc_create_vport_work_array(phba); + if (vports != NULL) { + for(i = 0; i <= phba->max_vpi && vports[i] != NULL; i++) { + struct Scsi_Host *shost; + + if (vports[i]->load_flag & FC_UNLOADING) + continue; + shost = lpfc_shost_from_vport(vports[i]); + list_for_each_entry_safe(ndlp, next_ndlp, + &vports[i]->fc_nodes, + nlp_listp) { + if (ndlp->nlp_state == NLP_STE_UNUSED_NODE) + continue; + if (ndlp->nlp_type & NLP_FABRIC) { + lpfc_disc_state_machine(vports[i], ndlp, + NULL, NLP_EVT_DEVICE_RECOVERY); + lpfc_disc_state_machine(vports[i], ndlp, + NULL, NLP_EVT_DEVICE_RM); + } + spin_lock_irq(shost->host_lock); + ndlp->nlp_flag &= ~NLP_NPR_ADISC; + spin_unlock_irq(shost->host_lock); + lpfc_unreg_rpi(vports[i], ndlp); + } + } + } + lpfc_destroy_vport_work_array(phba, vports); lpfc_sli_flush_mbox_queue(phba); } @@ -1439,9 +1620,9 @@ lpfc_offline(struct lpfc_hba *phba) lpfc_stop_phba_timers(phba); vports = lpfc_create_vport_work_array(phba); if (vports != NULL) - for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++) + for(i = 0; i <= phba->max_vpi && vports[i] != NULL; i++) lpfc_stop_vport_timers(vports[i]); - lpfc_destroy_vport_work_array(vports); + lpfc_destroy_vport_work_array(phba, vports); lpfc_printf_log(phba, KERN_WARNING, LOG_INIT, "0460 Bring Adapter offline\n"); /* Bring down the SLI Layer and cleanup. The HBA is offline @@ -1452,15 +1633,14 @@ lpfc_offline(struct lpfc_hba *phba) spin_unlock_irq(&phba->hbalock); vports = lpfc_create_vport_work_array(phba); if (vports != NULL) - for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++) { + for(i = 0; i <= phba->max_vpi && vports[i] != NULL; i++) { shost = lpfc_shost_from_vport(vports[i]); - lpfc_cleanup(vports[i]); spin_lock_irq(shost->host_lock); vports[i]->work_port_events = 0; vports[i]->fc_flag |= FC_OFFLINE_MODE; spin_unlock_irq(shost->host_lock); } - lpfc_destroy_vport_work_array(vports); + lpfc_destroy_vport_work_array(phba, vports); } /****************************************************************************** @@ -1674,6 +1854,8 @@ void lpfc_host_attrib_init(struct Scsi_Host *shost) fc_host_supported_speeds(shost) = 0; if (phba->lmt & LMT_10Gb) fc_host_supported_speeds(shost) |= FC_PORTSPEED_10GBIT; + if (phba->lmt & LMT_8Gb) + fc_host_supported_speeds(shost) |= FC_PORTSPEED_8GBIT; if (phba->lmt & LMT_4Gb) fc_host_supported_speeds(shost) |= FC_PORTSPEED_4GBIT; if (phba->lmt & LMT_2Gb) @@ -1707,13 +1889,14 @@ lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid) struct Scsi_Host *shost = NULL; void *ptr; unsigned long bar0map_len, bar2map_len; - int error = -ENODEV; + int error = -ENODEV, retval; int i, hbq_count; uint16_t iotag; + int bars = pci_select_bars(pdev, IORESOURCE_MEM); - if (pci_enable_device(pdev)) + if (pci_enable_device_bars(pdev, bars)) goto out; - if (pci_request_regions(pdev, LPFC_DRIVER_NAME)) + if (pci_request_selected_regions(pdev, bars, LPFC_DRIVER_NAME)) goto out_disable_device; phba = kzalloc(sizeof (struct lpfc_hba), GFP_KERNEL); @@ -1823,9 +2006,11 @@ lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid) lpfc_sli_setup(phba); lpfc_sli_queue_setup(phba); - error = lpfc_mem_alloc(phba); - if (error) + retval = lpfc_mem_alloc(phba); + if (retval) { + error = retval; goto out_free_hbqslimp; + } /* Initialize and populate the iocb list per host. */ INIT_LIST_HEAD(&phba->lpfc_iocb_list); @@ -1880,6 +2065,9 @@ lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid) /* Initialize list of fabric iocbs */ INIT_LIST_HEAD(&phba->fabric_iocb_list); + /* Initialize list to save ELS buffers */ + INIT_LIST_HEAD(&phba->elsbuf); + vport = lpfc_create_port(phba, phba->brd_no, &phba->pcidev->dev); if (!vport) goto out_kthread_stop; @@ -1891,8 +2079,8 @@ lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid) pci_set_drvdata(pdev, shost); if (phba->cfg_use_msi) { - error = pci_enable_msi(phba->pcidev); - if (!error) + retval = pci_enable_msi(phba->pcidev); + if (!retval) phba->using_msi = 1; else lpfc_printf_log(phba, KERN_INFO, LOG_INIT, @@ -1900,11 +2088,12 @@ lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid) "with IRQ\n"); } - error = request_irq(phba->pcidev->irq, lpfc_intr_handler, IRQF_SHARED, + retval = request_irq(phba->pcidev->irq, lpfc_intr_handler, IRQF_SHARED, LPFC_DRIVER_NAME, phba); - if (error) { + if (retval) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "0451 Enable interrupt handler failed\n"); + error = retval; goto out_disable_msi; } @@ -1914,11 +2103,15 @@ lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid) phba->HSregaddr = phba->ctrl_regs_memmap_p + HS_REG_OFFSET; phba->HCregaddr = phba->ctrl_regs_memmap_p + HC_REG_OFFSET; - if (lpfc_alloc_sysfs_attr(vport)) + if (lpfc_alloc_sysfs_attr(vport)) { + error = -ENOMEM; goto out_free_irq; + } - if (lpfc_sli_hba_setup(phba)) + if (lpfc_sli_hba_setup(phba)) { + error = -ENODEV; goto out_remove_device; + } /* * hba setup may have changed the hba_queue_depth so we need to adjust @@ -1975,7 +2168,7 @@ out_idr_remove: out_free_phba: kfree(phba); out_release_regions: - pci_release_regions(pdev); + pci_release_selected_regions(pdev, bars); out_disable_device: pci_disable_device(pdev); out: @@ -1991,6 +2184,8 @@ lpfc_pci_remove_one(struct pci_dev *pdev) struct Scsi_Host *shost = pci_get_drvdata(pdev); struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; struct lpfc_hba *phba = vport->phba; + int bars = pci_select_bars(pdev, IORESOURCE_MEM); + spin_lock_irq(&phba->hbalock); vport->load_flag |= FC_UNLOADING; spin_unlock_irq(&phba->hbalock); @@ -1998,8 +2193,12 @@ lpfc_pci_remove_one(struct pci_dev *pdev) kfree(vport->vname); lpfc_free_sysfs_attr(vport); + kthread_stop(phba->worker_thread); + fc_remove_host(shost); scsi_remove_host(shost); + lpfc_cleanup(vport); + /* * Bring down the SLI Layer. This step disable all interrupts, * clears the rings, discards all mailbox commands, and resets @@ -2014,9 +2213,6 @@ lpfc_pci_remove_one(struct pci_dev *pdev) spin_unlock_irq(&phba->hbalock); lpfc_debugfs_terminate(vport); - lpfc_cleanup(vport); - - kthread_stop(phba->worker_thread); /* Release the irq reservation */ free_irq(phba->pcidev->irq, phba); @@ -2048,7 +2244,7 @@ lpfc_pci_remove_one(struct pci_dev *pdev) kfree(phba); - pci_release_regions(pdev); + pci_release_selected_regions(pdev, bars); pci_disable_device(pdev); } @@ -2100,10 +2296,9 @@ static pci_ers_result_t lpfc_io_slot_reset(struct pci_dev *pdev) struct Scsi_Host *shost = pci_get_drvdata(pdev); struct lpfc_hba *phba = ((struct lpfc_vport *)shost->hostdata)->phba; struct lpfc_sli *psli = &phba->sli; - int bars = pci_select_bars(pdev, IORESOURCE_MEM); dev_printk(KERN_INFO, &pdev->dev, "recovering from a slot reset.\n"); - if (pci_enable_device_bars(pdev, bars)) { + if (pci_enable_device_mem(pdev)) { printk(KERN_ERR "lpfc: Cannot re-enable " "PCI device after reset.\n"); return PCI_ERS_RESULT_DISCONNECT; @@ -2239,12 +2434,22 @@ lpfc_init(void) printk(LPFC_MODULE_DESC "\n"); printk(LPFC_COPYRIGHT "\n"); + if (lpfc_enable_npiv) { + lpfc_transport_functions.vport_create = lpfc_vport_create; + lpfc_transport_functions.vport_delete = lpfc_vport_delete; + } lpfc_transport_template = fc_attach_transport(&lpfc_transport_functions); - lpfc_vport_transport_template = - fc_attach_transport(&lpfc_vport_transport_functions); - if (!lpfc_transport_template || !lpfc_vport_transport_template) + if (lpfc_transport_template == NULL) return -ENOMEM; + if (lpfc_enable_npiv) { + lpfc_vport_transport_template = + fc_attach_transport(&lpfc_vport_transport_functions); + if (lpfc_vport_transport_template == NULL) { + fc_release_transport(lpfc_transport_template); + return -ENOMEM; + } + } error = pci_register_driver(&lpfc_driver); if (error) { fc_release_transport(lpfc_transport_template); @@ -2259,7 +2464,8 @@ lpfc_exit(void) { pci_unregister_driver(&lpfc_driver); fc_release_transport(lpfc_transport_template); - fc_release_transport(lpfc_vport_transport_template); + if (lpfc_enable_npiv) + fc_release_transport(lpfc_vport_transport_template); } module_init(lpfc_init); |