diff options
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_init.c')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_init.c | 5626 |
1 files changed, 5049 insertions, 577 deletions
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c index 86d1bdcbf2d..fc67cc65c63 100644 --- a/drivers/scsi/lpfc/lpfc_init.c +++ b/drivers/scsi/lpfc/lpfc_init.c @@ -1,7 +1,7 @@ /******************************************************************* * This file is part of the Emulex Linux Device Driver for * * Fibre Channel Host Bus Adapters. * - * Copyright (C) 2004-2008 Emulex. All rights reserved. * + * Copyright (C) 2004-2009 Emulex. All rights reserved. * * EMULEX and SLI are trademarks of Emulex. * * www.emulex.com * * Portions Copyright (C) 2004-2005 Christoph Hellwig * @@ -34,8 +34,10 @@ #include <scsi/scsi_host.h> #include <scsi/scsi_transport_fc.h> +#include "lpfc_hw4.h" #include "lpfc_hw.h" #include "lpfc_sli.h" +#include "lpfc_sli4.h" #include "lpfc_nl.h" #include "lpfc_disc.h" #include "lpfc_scsi.h" @@ -51,9 +53,23 @@ char *_dump_buf_dif; unsigned long _dump_buf_dif_order; spinlock_t _dump_buf_lock; -static int lpfc_parse_vpd(struct lpfc_hba *, uint8_t *, int); static void lpfc_get_hba_model_desc(struct lpfc_hba *, uint8_t *, uint8_t *); static int lpfc_post_rcv_buf(struct lpfc_hba *); +static int lpfc_sli4_queue_create(struct lpfc_hba *); +static void lpfc_sli4_queue_destroy(struct lpfc_hba *); +static int lpfc_create_bootstrap_mbox(struct lpfc_hba *); +static int lpfc_setup_endian_order(struct lpfc_hba *); +static int lpfc_sli4_read_config(struct lpfc_hba *); +static void lpfc_destroy_bootstrap_mbox(struct lpfc_hba *); +static void lpfc_free_sgl_list(struct lpfc_hba *); +static int lpfc_init_sgl_list(struct lpfc_hba *); +static int lpfc_init_active_sgl_array(struct lpfc_hba *); +static void lpfc_free_active_sgl(struct lpfc_hba *); +static int lpfc_hba_down_post_s3(struct lpfc_hba *phba); +static int lpfc_hba_down_post_s4(struct lpfc_hba *phba); +static int lpfc_sli4_cq_event_pool_create(struct lpfc_hba *); +static void lpfc_sli4_cq_event_pool_destroy(struct lpfc_hba *); +static void lpfc_sli4_cq_event_release_all(struct lpfc_hba *); static struct scsi_transport_template *lpfc_transport_template = NULL; static struct scsi_transport_template *lpfc_vport_transport_template = NULL; @@ -92,7 +108,7 @@ lpfc_config_port_prep(struct lpfc_hba *phba) return -ENOMEM; } - mb = &pmb->mb; + mb = &pmb->u.mb; phba->link_state = LPFC_INIT_MBX_CMDS; if (lpfc_is_LC_HBA(phba->pcidev->device)) { @@ -205,6 +221,11 @@ lpfc_config_port_prep(struct lpfc_hba *phba) mb->mbxCommand, mb->mbxStatus); mb->un.varDmp.word_cnt = 0; } + /* dump mem may return a zero when finished or we got a + * mailbox error, either way we are done. + */ + if (mb->un.varDmp.word_cnt == 0) + break; if (mb->un.varDmp.word_cnt > DMP_VPD_SIZE - offset) mb->un.varDmp.word_cnt = DMP_VPD_SIZE - offset; lpfc_sli_pcimem_bcopy(((uint8_t *)mb) + DMP_RSP_OFFSET, @@ -233,7 +254,7 @@ out_free_mbox: static void lpfc_config_async_cmpl(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmboxq) { - if (pmboxq->mb.mbxStatus == MBX_SUCCESS) + if (pmboxq->u.mb.mbxStatus == MBX_SUCCESS) phba->temp_sensor_support = 1; else phba->temp_sensor_support = 0; @@ -260,7 +281,7 @@ lpfc_dump_wakeup_param_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmboxq) /* character array used for decoding dist type. */ char dist_char[] = "nabx"; - if (pmboxq->mb.mbxStatus != MBX_SUCCESS) { + if (pmboxq->u.mb.mbxStatus != MBX_SUCCESS) { mempool_free(pmboxq, phba->mbox_mem_pool); return; } @@ -268,7 +289,7 @@ lpfc_dump_wakeup_param_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmboxq) prg = (struct prog_id *) &prog_id_word; /* word 7 contain option rom version */ - prog_id_word = pmboxq->mb.un.varWords[7]; + prog_id_word = pmboxq->u.mb.un.varWords[7]; /* Decode the Option rom version word to a readable string */ if (prg->dist < 4) @@ -325,7 +346,7 @@ lpfc_config_port_post(struct lpfc_hba *phba) phba->link_state = LPFC_HBA_ERROR; return -ENOMEM; } - mb = &pmb->mb; + mb = &pmb->u.mb; /* Get login parameters for NID. */ lpfc_read_sparam(phba, pmb, 0); @@ -364,6 +385,7 @@ lpfc_config_port_post(struct lpfc_hba *phba) /* Update the fc_host data structures with new wwn. */ fc_host_node_name(shost) = wwn_to_u64(vport->fc_nodename.u.wwn); fc_host_port_name(shost) = wwn_to_u64(vport->fc_portname.u.wwn); + fc_host_max_npiv_vports(shost) = phba->max_vpi; /* If no serial number in VPD data, use low 6 bytes of WWNN */ /* This should be consolidated into parse_vpd ? - mr */ @@ -406,7 +428,8 @@ lpfc_config_port_post(struct lpfc_hba *phba) /* Reset the DFT_HBA_Q_DEPTH to the max xri */ if (phba->cfg_hba_queue_depth > (mb->un.varRdConfig.max_xri+1)) phba->cfg_hba_queue_depth = - mb->un.varRdConfig.max_xri + 1; + (mb->un.varRdConfig.max_xri + 1) - + lpfc_sli4_get_els_iocb_cnt(phba); phba->lmt = mb->un.varRdConfig.lmt; @@ -460,17 +483,18 @@ lpfc_config_port_post(struct lpfc_hba *phba) lpfc_printf_log(phba, KERN_ERR, LOG_MBOX, "0352 Config MSI mailbox command " "failed, mbxCmd x%x, mbxStatus x%x\n", - pmb->mb.mbxCommand, pmb->mb.mbxStatus); + pmb->u.mb.mbxCommand, + pmb->u.mb.mbxStatus); mempool_free(pmb, phba->mbox_mem_pool); return -EIO; } } + spin_lock_irq(&phba->hbalock); /* Initialize ERATT handling flag */ phba->hba_flag &= ~HBA_ERATT_HANDLED; /* Enable appropriate host interrupts */ - spin_lock_irq(&phba->hbalock); status = readl(phba->HCregaddr); status |= HC_MBINT_ENA | HC_ERINT_ENA | HC_LAINT_ENA; if (psli->num_rings > 0) @@ -571,16 +595,20 @@ lpfc_hba_down_prep(struct lpfc_hba *phba) { struct lpfc_vport **vports; int i; - /* Disable interrupts */ - writel(0, phba->HCregaddr); - readl(phba->HCregaddr); /* flush */ + + if (phba->sli_rev <= LPFC_SLI_REV3) { + /* Disable interrupts */ + writel(0, phba->HCregaddr); + readl(phba->HCregaddr); /* flush */ + } if (phba->pport->load_flag & FC_UNLOADING) lpfc_cleanup_discovery_resources(phba->pport); else { vports = lpfc_create_vport_work_array(phba); if (vports != NULL) - for(i = 0; i <= phba->max_vpi && vports[i] != NULL; i++) + for (i = 0; i <= phba->max_vports && + vports[i] != NULL; i++) lpfc_cleanup_discovery_resources(vports[i]); lpfc_destroy_vport_work_array(phba, vports); } @@ -588,7 +616,7 @@ lpfc_hba_down_prep(struct lpfc_hba *phba) } /** - * lpfc_hba_down_post - Perform lpfc uninitialization after HBA reset + * lpfc_hba_down_post_s3 - Perform lpfc uninitialization after HBA reset * @phba: pointer to lpfc HBA data structure. * * This routine will do uninitialization after the HBA is reset when bring @@ -598,8 +626,8 @@ lpfc_hba_down_prep(struct lpfc_hba *phba) * 0 - sucess. * Any other value - error. **/ -int -lpfc_hba_down_post(struct lpfc_hba *phba) +static int +lpfc_hba_down_post_s3(struct lpfc_hba *phba) { struct lpfc_sli *psli = &phba->sli; struct lpfc_sli_ring *pring; @@ -642,6 +670,77 @@ lpfc_hba_down_post(struct lpfc_hba *phba) return 0; } +/** + * lpfc_hba_down_post_s4 - Perform lpfc uninitialization after HBA reset + * @phba: pointer to lpfc HBA data structure. + * + * This routine will do uninitialization after the HBA is reset when bring + * down the SLI Layer. + * + * Return codes + * 0 - sucess. + * Any other value - error. + **/ +static int +lpfc_hba_down_post_s4(struct lpfc_hba *phba) +{ + struct lpfc_scsi_buf *psb, *psb_next; + LIST_HEAD(aborts); + int ret; + unsigned long iflag = 0; + ret = lpfc_hba_down_post_s3(phba); + if (ret) + return ret; + /* At this point in time the HBA is either reset or DOA. Either + * way, nothing should be on lpfc_abts_els_sgl_list, it needs to be + * on the lpfc_sgl_list so that it can either be freed if the + * driver is unloading or reposted if the driver is restarting + * the port. + */ + spin_lock_irq(&phba->hbalock); /* required for lpfc_sgl_list and */ + /* scsl_buf_list */ + /* abts_sgl_list_lock required because worker thread uses this + * list. + */ + spin_lock(&phba->sli4_hba.abts_sgl_list_lock); + list_splice_init(&phba->sli4_hba.lpfc_abts_els_sgl_list, + &phba->sli4_hba.lpfc_sgl_list); + spin_unlock(&phba->sli4_hba.abts_sgl_list_lock); + /* abts_scsi_buf_list_lock required because worker thread uses this + * list. + */ + spin_lock(&phba->sli4_hba.abts_scsi_buf_list_lock); + list_splice_init(&phba->sli4_hba.lpfc_abts_scsi_buf_list, + &aborts); + spin_unlock(&phba->sli4_hba.abts_scsi_buf_list_lock); + spin_unlock_irq(&phba->hbalock); + + list_for_each_entry_safe(psb, psb_next, &aborts, list) { + psb->pCmd = NULL; + psb->status = IOSTAT_SUCCESS; + } + spin_lock_irqsave(&phba->scsi_buf_list_lock, iflag); + list_splice(&aborts, &phba->lpfc_scsi_buf_list); + spin_unlock_irqrestore(&phba->scsi_buf_list_lock, iflag); + return 0; +} + +/** + * lpfc_hba_down_post - Wrapper func for hba down post routine + * @phba: pointer to lpfc HBA data structure. + * + * This routine wraps the actual SLI3 or SLI4 routine for performing + * uninitialization after the HBA is reset when bring down the SLI Layer. + * + * Return codes + * 0 - sucess. + * Any other value - error. + **/ +int +lpfc_hba_down_post(struct lpfc_hba *phba) +{ + return (*phba->lpfc_hba_down_post)(phba); +} /** * lpfc_hb_timeout - The HBA-timer timeout handler @@ -809,7 +908,7 @@ lpfc_hb_timeout_handler(struct lpfc_hba *phba) "taking this port offline.\n"); spin_lock_irq(&phba->hbalock); - psli->sli_flag &= ~LPFC_SLI2_ACTIVE; + psli->sli_flag &= ~LPFC_SLI_ACTIVE; spin_unlock_irq(&phba->hbalock); lpfc_offline_prep(phba); @@ -834,13 +933,15 @@ lpfc_offline_eratt(struct lpfc_hba *phba) struct lpfc_sli *psli = &phba->sli; spin_lock_irq(&phba->hbalock); - psli->sli_flag &= ~LPFC_SLI2_ACTIVE; + psli->sli_flag &= ~LPFC_SLI_ACTIVE; spin_unlock_irq(&phba->hbalock); lpfc_offline_prep(phba); lpfc_offline(phba); lpfc_reset_barrier(phba); + spin_lock_irq(&phba->hbalock); lpfc_sli_brdreset(phba); + spin_unlock_irq(&phba->hbalock); lpfc_hba_down_post(phba); lpfc_sli_brdready(phba, HS_MBRDY); lpfc_unblock_mgmt_io(phba); @@ -849,6 +950,25 @@ lpfc_offline_eratt(struct lpfc_hba *phba) } /** + * lpfc_sli4_offline_eratt - Bring lpfc offline on SLI4 hardware error attention + * @phba: pointer to lpfc hba data structure. + * + * This routine is called to bring a SLI4 HBA offline when HBA hardware error + * other than Port Error 6 has been detected. + **/ +static void +lpfc_sli4_offline_eratt(struct lpfc_hba *phba) +{ + lpfc_offline_prep(phba); + lpfc_offline(phba); + lpfc_sli4_brdreset(phba); + lpfc_hba_down_post(phba); + lpfc_sli4_post_status_check(phba); + lpfc_unblock_mgmt_io(phba); + phba->link_state = LPFC_HBA_ERROR; +} + +/** * lpfc_handle_deferred_eratt - The HBA hardware deferred error handler * @phba: pointer to lpfc hba data structure. * @@ -864,6 +984,16 @@ lpfc_handle_deferred_eratt(struct lpfc_hba *phba) struct lpfc_sli_ring *pring; struct lpfc_sli *psli = &phba->sli; + /* If the pci channel is offline, ignore possible errors, + * since we cannot communicate with the pci card anyway. + */ + if (pci_channel_offline(phba->pcidev)) { + spin_lock_irq(&phba->hbalock); + phba->hba_flag &= ~DEFER_ERATT; + spin_unlock_irq(&phba->hbalock); + return; + } + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "0479 Deferred Adapter Hardware Error " "Data: x%x x%x x%x\n", @@ -871,7 +1001,7 @@ lpfc_handle_deferred_eratt(struct lpfc_hba *phba) phba->work_status[0], phba->work_status[1]); spin_lock_irq(&phba->hbalock); - psli->sli_flag &= ~LPFC_SLI2_ACTIVE; + psli->sli_flag &= ~LPFC_SLI_ACTIVE; spin_unlock_irq(&phba->hbalock); @@ -909,13 +1039,30 @@ lpfc_handle_deferred_eratt(struct lpfc_hba *phba) if ((!phba->work_hs) && (!(phba->pport->load_flag & FC_UNLOADING))) phba->work_hs = old_host_status & ~HS_FFER1; + spin_lock_irq(&phba->hbalock); phba->hba_flag &= ~DEFER_ERATT; + spin_unlock_irq(&phba->hbalock); phba->work_status[0] = readl(phba->MBslimaddr + 0xa8); phba->work_status[1] = readl(phba->MBslimaddr + 0xac); } +static void +lpfc_board_errevt_to_mgmt(struct lpfc_hba *phba) +{ + struct lpfc_board_event_header board_event; + struct Scsi_Host *shost; + + board_event.event_type = FC_REG_BOARD_EVENT; + board_event.subcategory = LPFC_EVENT_PORTINTERR; + shost = lpfc_shost_from_vport(phba->pport); + fc_host_post_vendor_event(shost, fc_get_event_number(), + sizeof(board_event), + (char *) &board_event, + LPFC_NL_VENDOR_ID); +} + /** - * lpfc_handle_eratt - The HBA hardware error handler + * lpfc_handle_eratt_s3 - The SLI3 HBA hardware error handler * @phba: pointer to lpfc hba data structure. * * This routine is invoked to handle the following HBA hardware error @@ -924,8 +1071,8 @@ lpfc_handle_deferred_eratt(struct lpfc_hba *phba) * 2 - DMA ring index out of range * 3 - Mailbox command came back as unknown **/ -void -lpfc_handle_eratt(struct lpfc_hba *phba) +static void +lpfc_handle_eratt_s3(struct lpfc_hba *phba) { struct lpfc_vport *vport = phba->pport; struct lpfc_sli *psli = &phba->sli; @@ -934,24 +1081,23 @@ lpfc_handle_eratt(struct lpfc_hba *phba) unsigned long temperature; struct temp_event temp_event_data; struct Scsi_Host *shost; - struct lpfc_board_event_header board_event; /* If the pci channel is offline, ignore possible errors, - * since we cannot communicate with the pci card anyway. */ - if (pci_channel_offline(phba->pcidev)) + * since we cannot communicate with the pci card anyway. + */ + if (pci_channel_offline(phba->pcidev)) { + spin_lock_irq(&phba->hbalock); + phba->hba_flag &= ~DEFER_ERATT; + spin_unlock_irq(&phba->hbalock); return; + } + /* If resets are disabled then leave the HBA alone and return */ if (!phba->cfg_enable_hba_reset) return; /* Send an internal error event to mgmt application */ - board_event.event_type = FC_REG_BOARD_EVENT; - board_event.subcategory = LPFC_EVENT_PORTINTERR; - shost = lpfc_shost_from_vport(phba->pport); - fc_host_post_vendor_event(shost, fc_get_event_number(), - sizeof(board_event), - (char *) &board_event, - LPFC_NL_VENDOR_ID); + lpfc_board_errevt_to_mgmt(phba); if (phba->hba_flag & DEFER_ERATT) lpfc_handle_deferred_eratt(phba); @@ -965,7 +1111,7 @@ lpfc_handle_eratt(struct lpfc_hba *phba) phba->work_status[0], phba->work_status[1]); spin_lock_irq(&phba->hbalock); - psli->sli_flag &= ~LPFC_SLI2_ACTIVE; + psli->sli_flag &= ~LPFC_SLI_ACTIVE; spin_unlock_irq(&phba->hbalock); /* @@ -1037,6 +1183,65 @@ lpfc_handle_eratt(struct lpfc_hba *phba) } /** + * lpfc_handle_eratt_s4 - The SLI4 HBA hardware error handler + * @phba: pointer to lpfc hba data structure. + * + * This routine is invoked to handle the SLI4 HBA hardware error attention + * conditions. + **/ +static void +lpfc_handle_eratt_s4(struct lpfc_hba *phba) +{ + struct lpfc_vport *vport = phba->pport; + uint32_t event_data; + struct Scsi_Host *shost; + + /* If the pci channel is offline, ignore possible errors, 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; + + /* Send an internal error event to mgmt application */ + lpfc_board_errevt_to_mgmt(phba); + + /* For now, the actual action for SLI4 device handling is not + * specified yet, just treated it as adaptor hardware failure + */ + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "0143 SLI4 Adapter Hardware Error Data: x%x x%x\n", + phba->work_status[0], phba->work_status[1]); + + event_data = FC_REG_DUMP_EVENT; + shost = lpfc_shost_from_vport(vport); + fc_host_post_vendor_event(shost, fc_get_event_number(), + sizeof(event_data), (char *) &event_data, + SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_EMULEX); + + lpfc_sli4_offline_eratt(phba); +} + +/** + * lpfc_handle_eratt - Wrapper func for handling hba error attention + * @phba: pointer to lpfc HBA data structure. + * + * This routine wraps the actual SLI3 or SLI4 hba error attention handling + * routine from the API jump table function pointer from the lpfc_hba struct. + * + * Return codes + * 0 - sucess. + * Any other value - error. + **/ +void +lpfc_handle_eratt(struct lpfc_hba *phba) +{ + (*phba->lpfc_handle_eratt)(phba); +} + +/** * lpfc_handle_latt - The HBA link event handler * @phba: pointer to lpfc hba data structure. * @@ -1137,7 +1342,7 @@ lpfc_handle_latt_err_exit: * 0 - pointer to the VPD passed in is NULL * 1 - success **/ -static int +int lpfc_parse_vpd(struct lpfc_hba *phba, uint8_t *vpd, int len) { uint8_t lenlo, lenhi; @@ -1292,6 +1497,7 @@ lpfc_get_hba_model_desc(struct lpfc_hba *phba, uint8_t *mdp, uint8_t *descp) uint16_t dev_id = phba->pcidev->device; int max_speed; int GE = 0; + int oneConnect = 0; /* default is not a oneConnect */ struct { char * name; int max_speed; @@ -1437,6 +1643,10 @@ lpfc_get_hba_model_desc(struct lpfc_hba *phba, uint8_t *mdp, uint8_t *descp) case PCI_DEVICE_ID_PROTEUS_S: m = (typeof(m)) {"LPemv12002-S", max_speed, "PCIe IOV"}; break; + case PCI_DEVICE_ID_TIGERSHARK: + oneConnect = 1; + m = (typeof(m)) {"OCe10100-F", max_speed, "PCIe"}; + break; default: m = (typeof(m)){ NULL }; break; @@ -1444,13 +1654,24 @@ lpfc_get_hba_model_desc(struct lpfc_hba *phba, uint8_t *mdp, uint8_t *descp) if (mdp && mdp[0] == '\0') snprintf(mdp, 79,"%s", m.name); - if (descp && descp[0] == '\0') - snprintf(descp, 255, - "Emulex %s %d%s %s %s", - m.name, m.max_speed, - (GE) ? "GE" : "Gb", - m.bus, - (GE) ? "FCoE Adapter" : "Fibre Channel Adapter"); + /* oneConnect hba requires special processing, they are all initiators + * and we put the port number on the end + */ + if (descp && descp[0] == '\0') { + if (oneConnect) + snprintf(descp, 255, + "Emulex OneConnect %s, FCoE Initiator, Port %s", + m.name, + phba->Port); + else + snprintf(descp, 255, + "Emulex %s %d%s %s %s", + m.name, m.max_speed, + (GE) ? "GE" : "Gb", + m.bus, + (GE) ? "FCoE Adapter" : + "Fibre Channel Adapter"); + } } /** @@ -1533,7 +1754,8 @@ lpfc_post_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, int cnt) icmd->ulpCommand = CMD_QUE_RING_BUF64_CN; icmd->ulpLe = 1; - if (lpfc_sli_issue_iocb(phba, pring, iocb, 0) == IOCB_ERROR) { + if (lpfc_sli_issue_iocb(phba, pring->ringno, iocb, 0) == + IOCB_ERROR) { lpfc_mbuf_free(phba, mp1->virt, mp1->phys); kfree(mp1); cnt++; @@ -1761,7 +1983,6 @@ lpfc_cleanup(struct lpfc_vport *vport) * 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"); @@ -1782,7 +2003,6 @@ lpfc_cleanup(struct lpfc_vport *vport) /* Wait for any activity on ndlps to settle */ msleep(10); } - return; } /** @@ -1803,22 +2023,36 @@ lpfc_stop_vport_timers(struct lpfc_vport *vport) } /** - * lpfc_stop_phba_timers - Stop all the timers associated with an HBA + * lpfc_stop_hba_timers - Stop all the timers associated with an HBA * @phba: pointer to lpfc hba data structure. * * This routine stops all the timers associated with a HBA. This function is * invoked before either putting a HBA offline or unloading the driver. **/ -static void -lpfc_stop_phba_timers(struct lpfc_hba *phba) +void +lpfc_stop_hba_timers(struct lpfc_hba *phba) { - del_timer_sync(&phba->fcp_poll_timer); lpfc_stop_vport_timers(phba->pport); del_timer_sync(&phba->sli.mbox_tmo); del_timer_sync(&phba->fabric_block_timer); - phba->hb_outstanding = 0; - del_timer_sync(&phba->hb_tmofunc); del_timer_sync(&phba->eratt_poll); + del_timer_sync(&phba->hb_tmofunc); + phba->hb_outstanding = 0; + + switch (phba->pci_dev_grp) { + case LPFC_PCI_DEV_LP: + /* Stop any LightPulse device specific driver timers */ + del_timer_sync(&phba->fcp_poll_timer); + break; + case LPFC_PCI_DEV_OC: + /* Stop any OneConnect device sepcific driver timers */ + break; + default: + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "0297 Invalid device group (x%x)\n", + phba->pci_dev_grp); + break; + } return; } @@ -1878,14 +2112,21 @@ lpfc_online(struct lpfc_hba *phba) return 1; } - if (lpfc_sli_hba_setup(phba)) { /* Initialize the HBA */ - lpfc_unblock_mgmt_io(phba); - return 1; + if (phba->sli_rev == LPFC_SLI_REV4) { + if (lpfc_sli4_hba_setup(phba)) { /* Initialize SLI4 HBA */ + lpfc_unblock_mgmt_io(phba); + return 1; + } + } else { + if (lpfc_sli_hba_setup(phba)) { /* Initialize SLI2/SLI3 HBA */ + lpfc_unblock_mgmt_io(phba); + return 1; + } } vports = lpfc_create_vport_work_array(phba); if (vports != NULL) - for(i = 0; i <= phba->max_vpi && vports[i] != NULL; i++) { + for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) { struct Scsi_Host *shost; shost = lpfc_shost_from_vport(vports[i]); spin_lock_irq(shost->host_lock); @@ -1947,11 +2188,12 @@ lpfc_offline_prep(struct lpfc_hba * phba) /* 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++) { + for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) { struct Scsi_Host *shost; if (vports[i]->load_flag & FC_UNLOADING) continue; + vports[i]->vfi_state &= ~LPFC_VFI_REGISTERED; shost = lpfc_shost_from_vport(vports[i]); list_for_each_entry_safe(ndlp, next_ndlp, &vports[i]->fc_nodes, @@ -1975,7 +2217,7 @@ lpfc_offline_prep(struct lpfc_hba * phba) } lpfc_destroy_vport_work_array(phba, vports); - lpfc_sli_flush_mbox_queue(phba); + lpfc_sli_mbox_sys_shutdown(phba); } /** @@ -1996,11 +2238,11 @@ lpfc_offline(struct lpfc_hba *phba) if (phba->pport->fc_flag & FC_OFFLINE_MODE) return; - /* stop all timers associated with this hba */ - lpfc_stop_phba_timers(phba); + /* stop port and all timers associated with this hba */ + lpfc_stop_port(phba); vports = lpfc_create_vport_work_array(phba); if (vports != NULL) - for(i = 0; i <= phba->max_vpi && vports[i] != NULL; i++) + for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) lpfc_stop_vport_timers(vports[i]); lpfc_destroy_vport_work_array(phba, vports); lpfc_printf_log(phba, KERN_WARNING, LOG_INIT, @@ -2013,7 +2255,7 @@ 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 <= phba->max_vpi && vports[i] != NULL; i++) { + for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) { shost = lpfc_shost_from_vport(vports[i]); spin_lock_irq(shost->host_lock); vports[i]->work_port_events = 0; @@ -2106,6 +2348,10 @@ lpfc_create_port(struct lpfc_hba *phba, int instance, struct device *dev) shost->max_lun = vport->cfg_max_luns; shost->this_id = -1; shost->max_cmd_len = 16; + if (phba->sli_rev == LPFC_SLI_REV4) { + shost->dma_boundary = LPFC_SLI4_MAX_SEGMENT_SIZE; + shost->sg_tablesize = phba->cfg_sg_seg_cnt; + } /* * Set initial can_queue value since 0 is no longer supported and @@ -2123,6 +2369,7 @@ lpfc_create_port(struct lpfc_hba *phba, int instance, struct device *dev) /* Initialize all internally managed lists. */ INIT_LIST_HEAD(&vport->fc_nodes); + INIT_LIST_HEAD(&vport->rcv_buffer_list); spin_lock_init(&vport->work_port_lock); init_timer(&vport->fc_disctmo); @@ -2314,15 +2561,3462 @@ void lpfc_host_attrib_init(struct Scsi_Host *shost) } /** - * lpfc_enable_msix - Enable MSI-X interrupt mode + * lpfc_stop_port_s3 - Stop SLI3 device port + * @phba: pointer to lpfc hba data structure. + * + * This routine is invoked to stop an SLI3 device port, it stops the device + * from generating interrupts and stops the device driver's timers for the + * device. + **/ +static void +lpfc_stop_port_s3(struct lpfc_hba *phba) +{ + /* Clear all interrupt enable conditions */ + writel(0, phba->HCregaddr); + readl(phba->HCregaddr); /* flush */ + /* Clear all pending interrupts */ + writel(0xffffffff, phba->HAregaddr); + readl(phba->HAregaddr); /* flush */ + + /* Reset some HBA SLI setup states */ + lpfc_stop_hba_timers(phba); + phba->pport->work_port_events = 0; +} + +/** + * lpfc_stop_port_s4 - Stop SLI4 device port + * @phba: pointer to lpfc hba data structure. + * + * This routine is invoked to stop an SLI4 device port, it stops the device + * from generating interrupts and stops the device driver's timers for the + * device. + **/ +static void +lpfc_stop_port_s4(struct lpfc_hba *phba) +{ + /* Reset some HBA SLI4 setup states */ + lpfc_stop_hba_timers(phba); + phba->pport->work_port_events = 0; + phba->sli4_hba.intr_enable = 0; + /* Hard clear it for now, shall have more graceful way to wait later */ + phba->sli.sli_flag &= ~LPFC_SLI_MBOX_ACTIVE; +} + +/** + * lpfc_stop_port - Wrapper function for stopping hba port + * @phba: Pointer to HBA context object. + * + * This routine wraps the actual SLI3 or SLI4 hba stop port routine from + * the API jump table function pointer from the lpfc_hba struct. + **/ +void +lpfc_stop_port(struct lpfc_hba *phba) +{ + phba->lpfc_stop_port(phba); +} + +/** + * lpfc_sli4_remove_dflt_fcf - Remove the driver default fcf record from the port. + * @phba: pointer to lpfc hba data structure. + * + * This routine is invoked to remove the driver default fcf record from + * the port. This routine currently acts on FCF Index 0. + * + **/ +void +lpfc_sli_remove_dflt_fcf(struct lpfc_hba *phba) +{ + int rc = 0; + LPFC_MBOXQ_t *mboxq; + struct lpfc_mbx_del_fcf_tbl_entry *del_fcf_record; + uint32_t mbox_tmo, req_len; + uint32_t shdr_status, shdr_add_status; + + mboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); + if (!mboxq) { + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "2020 Failed to allocate mbox for ADD_FCF cmd\n"); + return; + } + + req_len = sizeof(struct lpfc_mbx_del_fcf_tbl_entry) - + sizeof(struct lpfc_sli4_cfg_mhdr); + rc = lpfc_sli4_config(phba, mboxq, LPFC_MBOX_SUBSYSTEM_FCOE, + LPFC_MBOX_OPCODE_FCOE_DELETE_FCF, + req_len, LPFC_SLI4_MBX_EMBED); + /* + * In phase 1, there is a single FCF index, 0. In phase2, the driver + * supports multiple FCF indices. + */ + del_fcf_record = &mboxq->u.mqe.un.del_fcf_entry; + bf_set(lpfc_mbx_del_fcf_tbl_count, del_fcf_record, 1); + bf_set(lpfc_mbx_del_fcf_tbl_index, del_fcf_record, + phba->fcf.fcf_indx); + + if (!phba->sli4_hba.intr_enable) + rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_POLL); + else { + mbox_tmo = lpfc_mbox_tmo_val(phba, MBX_SLI4_CONFIG); + rc = lpfc_sli_issue_mbox_wait(phba, mboxq, mbox_tmo); + } + /* The IOCTL status is embedded in the mailbox subheader. */ + shdr_status = bf_get(lpfc_mbox_hdr_status, + &del_fcf_record->header.cfg_shdr.response); + shdr_add_status = bf_get(lpfc_mbox_hdr_add_status, + &del_fcf_record->header.cfg_shdr.response); + if (shdr_status || shdr_add_status || rc != MBX_SUCCESS) { + lpfc_printf_log(phba, KERN_ERR, LOG_SLI, + "2516 DEL FCF of default FCF Index failed " + "mbx status x%x, status x%x add_status x%x\n", + rc, shdr_status, shdr_add_status); + } + if (rc != MBX_TIMEOUT) + mempool_free(mboxq, phba->mbox_mem_pool); +} + +/** + * lpfc_sli4_parse_latt_fault - Parse sli4 link-attention link fault code + * @phba: pointer to lpfc hba data structure. + * @acqe_link: pointer to the async link completion queue entry. + * + * This routine is to parse the SLI4 link-attention link fault code and + * translate it into the base driver's read link attention mailbox command + * status. + * + * Return: Link-attention status in terms of base driver's coding. + **/ +static uint16_t +lpfc_sli4_parse_latt_fault(struct lpfc_hba *phba, + struct lpfc_acqe_link *acqe_link) +{ + uint16_t latt_fault; + + switch (bf_get(lpfc_acqe_link_fault, acqe_link)) { + case LPFC_ASYNC_LINK_FAULT_NONE: + case LPFC_ASYNC_LINK_FAULT_LOCAL: + case LPFC_ASYNC_LINK_FAULT_REMOTE: + latt_fault = 0; + break; + default: + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "0398 Invalid link fault code: x%x\n", + bf_get(lpfc_acqe_link_fault, acqe_link)); + latt_fault = MBXERR_ERROR; + break; + } + return latt_fault; +} + +/** + * lpfc_sli4_parse_latt_type - Parse sli4 link attention type + * @phba: pointer to lpfc hba data structure. + * @acqe_link: pointer to the async link completion queue entry. + * + * This routine is to parse the SLI4 link attention type and translate it + * into the base driver's link attention type coding. + * + * Return: Link attention type in terms of base driver's coding. + **/ +static uint8_t +lpfc_sli4_parse_latt_type(struct lpfc_hba *phba, + struct lpfc_acqe_link *acqe_link) +{ + uint8_t att_type; + + switch (bf_get(lpfc_acqe_link_status, acqe_link)) { + case LPFC_ASYNC_LINK_STATUS_DOWN: + case LPFC_ASYNC_LINK_STATUS_LOGICAL_DOWN: + att_type = AT_LINK_DOWN; + break; + case LPFC_ASYNC_LINK_STATUS_UP: + /* Ignore physical link up events - wait for logical link up */ + att_type = AT_RESERVED; + break; + case LPFC_ASYNC_LINK_STATUS_LOGICAL_UP: + att_type = AT_LINK_UP; + break; + default: + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "0399 Invalid link attention type: x%x\n", + bf_get(lpfc_acqe_link_status, acqe_link)); + att_type = AT_RESERVED; + break; + } + return att_type; +} + +/** + * lpfc_sli4_parse_latt_link_speed - Parse sli4 link-attention link speed + * @phba: pointer to lpfc hba data structure. + * @acqe_link: pointer to the async link completion queue entry. + * + * This routine is to parse the SLI4 link-attention link speed and translate + * it into the base driver's link-attention link speed coding. + * + * Return: Link-attention link speed in terms of base driver's coding. + **/ +static uint8_t +lpfc_sli4_parse_latt_link_speed(struct lpfc_hba *phba, + struct lpfc_acqe_link *acqe_link) +{ + uint8_t link_speed; + + switch (bf_get(lpfc_acqe_link_speed, acqe_link)) { + case LPFC_ASYNC_LINK_SPEED_ZERO: + link_speed = LA_UNKNW_LINK; + break; + case LPFC_ASYNC_LINK_SPEED_10MBPS: + link_speed = LA_UNKNW_LINK; + break; + case LPFC_ASYNC_LINK_SPEED_100MBPS: + link_speed = LA_UNKNW_LINK; + break; + case LPFC_ASYNC_LINK_SPEED_1GBPS: + link_speed = LA_1GHZ_LINK; + break; + case LPFC_ASYNC_LINK_SPEED_10GBPS: + link_speed = LA_10GHZ_LINK; + break; + default: + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "0483 Invalid link-attention link speed: x%x\n", + bf_get(lpfc_acqe_link_speed, acqe_link)); + link_speed = LA_UNKNW_LINK; + break; + } + return link_speed; +} + +/** + * lpfc_sli4_async_link_evt - Process the asynchronous link event + * @phba: pointer to lpfc hba data structure. + * @acqe_link: pointer to the async link completion queue entry. + * + * This routine is to handle the SLI4 asynchronous link event. + **/ +static void +lpfc_sli4_async_link_evt(struct lpfc_hba *phba, + struct lpfc_acqe_link *acqe_link) +{ + struct lpfc_dmabuf *mp; + LPFC_MBOXQ_t *pmb; + MAILBOX_t *mb; + READ_LA_VAR *la; + uint8_t att_type; + + att_type = lpfc_sli4_parse_latt_type(phba, acqe_link); + if (att_type != AT_LINK_DOWN && att_type != AT_LINK_UP) + return; + pmb = (LPFC_MBOXQ_t *)mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); + if (!pmb) { + lpfc_printf_log(phba, KERN_ERR, LOG_SLI, + "0395 The mboxq allocation failed\n"); + return; + } + mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); + if (!mp) { + lpfc_printf_log(phba, KERN_ERR, LOG_SLI, + "0396 The lpfc_dmabuf allocation failed\n"); + goto out_free_pmb; + } + mp->virt = lpfc_mbuf_alloc(phba, 0, &mp->phys); + if (!mp->virt) { + lpfc_printf_log(phba, KERN_ERR, LOG_SLI, + "0397 The mbuf allocation failed\n"); + goto out_free_dmabuf; + } + + /* Cleanup any outstanding ELS commands */ + lpfc_els_flush_all_cmd(phba); + + /* Block ELS IOCBs until we have done process link event */ + phba->sli.ring[LPFC_ELS_RING].flag |= LPFC_STOP_IOCB_EVENT; + + /* Update link event statistics */ + phba->sli.slistat.link_event++; + + /* Create pseudo lpfc_handle_latt mailbox command from link ACQE */ + lpfc_read_la(phba, pmb, mp); + pmb->vport = phba->pport; + + /* Parse and translate status field */ + mb = &pmb->u.mb; + mb->mbxStatus = lpfc_sli4_parse_latt_fault(phba, acqe_link); + + /* Parse and translate link attention fields */ + la = (READ_LA_VAR *) &pmb->u.mb.un.varReadLA; + la->eventTag = acqe_link->event_tag; + la->attType = att_type; + la->UlnkSpeed = lpfc_sli4_parse_latt_link_speed(phba, acqe_link); + + /* Fake the the following irrelvant fields */ + la->topology = TOPOLOGY_PT_PT; + la->granted_AL_PA = 0; + la->il = 0; + la->pb = 0; + la->fa = 0; + la->mm = 0; + + /* Keep the link status for extra SLI4 state machine reference */ + phba->sli4_hba.link_state.speed = + bf_get(lpfc_acqe_link_speed, acqe_link); + phba->sli4_hba.link_state.duplex = + bf_get(lpfc_acqe_link_duplex, acqe_link); + phba->sli4_hba.link_state.status = + bf_get(lpfc_acqe_link_status, acqe_link); + phba->sli4_hba.link_state.physical = + bf_get(lpfc_acqe_link_physical, acqe_link); + phba->sli4_hba.link_state.fault = + bf_get(lpfc_acqe_link_fault, acqe_link); + + /* Invoke the lpfc_handle_latt mailbox command callback function */ + lpfc_mbx_cmpl_read_la(phba, pmb); + + return; + +out_free_dmabuf: + kfree(mp); +out_free_pmb: + mempool_free(pmb, phba->mbox_mem_pool); +} + +/** + * lpfc_sli4_async_fcoe_evt - Process the asynchronous fcoe event + * @phba: pointer to lpfc hba data structure. + * @acqe_link: pointer to the async fcoe completion queue entry. + * + * This routine is to handle the SLI4 asynchronous fcoe event. + **/ +static void +lpfc_sli4_async_fcoe_evt(struct lpfc_hba *phba, + struct lpfc_acqe_fcoe *acqe_fcoe) +{ + uint8_t event_type = bf_get(lpfc_acqe_fcoe_event_type, acqe_fcoe); + int rc; + + switch (event_type) { + case LPFC_FCOE_EVENT_TYPE_NEW_FCF: + lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY, + "2546 New FCF found index 0x%x tag 0x%x \n", + acqe_fcoe->fcf_index, + acqe_fcoe->event_tag); + /* + * If the current FCF is in discovered state, + * do nothing. + */ + spin_lock_irq(&phba->hbalock); + if (phba->fcf.fcf_flag & FCF_DISCOVERED) { + spin_unlock_irq(&phba->hbalock); + break; + } + spin_unlock_irq(&phba->hbalock); + + /* Read the FCF table and re-discover SAN. */ + rc = lpfc_sli4_read_fcf_record(phba, + LPFC_FCOE_FCF_GET_FIRST); + if (rc) + lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY, + "2547 Read FCF record failed 0x%x\n", + rc); + break; + + case LPFC_FCOE_EVENT_TYPE_FCF_TABLE_FULL: |