diff options
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_init.c')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_init.c | 525 |
1 files changed, 436 insertions, 89 deletions
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c index 68c94cc85c3..06f9a5b79e6 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) 2004-2013 Emulex. All rights reserved. * + * Copyright (C) 2004-2014 Emulex. All rights reserved. * * EMULEX and SLI are trademarks of Emulex. * * www.emulex.com * * Portions Copyright (C) 2004-2005 Christoph Hellwig * @@ -80,6 +80,7 @@ static void lpfc_sli4_cq_event_pool_destroy(struct lpfc_hba *); static void lpfc_sli4_cq_event_release_all(struct lpfc_hba *); static void lpfc_sli4_disable_intr(struct lpfc_hba *); static uint32_t lpfc_sli4_enable_intr(struct lpfc_hba *, uint32_t); +static void lpfc_sli4_oas_verify(struct lpfc_hba *phba); static struct scsi_transport_template *lpfc_transport_template = NULL; static struct scsi_transport_template *lpfc_vport_transport_template = NULL; @@ -819,57 +820,153 @@ lpfc_hba_down_prep(struct lpfc_hba *phba) } /** - * lpfc_hba_down_post_s3 - Perform lpfc uninitialization after HBA reset + * lpfc_sli4_free_sp_events - Cleanup sp_queue_events to free + * rspiocb which got deferred + * * @phba: pointer to lpfc HBA data structure. * - * This routine will do uninitialization after the HBA is reset when bring - * down the SLI Layer. + * This routine will cleanup completed slow path events after HBA is reset + * when bringing down the SLI Layer. + * * * Return codes - * 0 - success. - * Any other value - error. + * void. **/ -static int -lpfc_hba_down_post_s3(struct lpfc_hba *phba) +static void +lpfc_sli4_free_sp_events(struct lpfc_hba *phba) +{ + struct lpfc_iocbq *rspiocbq; + struct hbq_dmabuf *dmabuf; + struct lpfc_cq_event *cq_event; + + spin_lock_irq(&phba->hbalock); + phba->hba_flag &= ~HBA_SP_QUEUE_EVT; + spin_unlock_irq(&phba->hbalock); + + while (!list_empty(&phba->sli4_hba.sp_queue_event)) { + /* Get the response iocb from the head of work queue */ + spin_lock_irq(&phba->hbalock); + list_remove_head(&phba->sli4_hba.sp_queue_event, + cq_event, struct lpfc_cq_event, list); + spin_unlock_irq(&phba->hbalock); + + switch (bf_get(lpfc_wcqe_c_code, &cq_event->cqe.wcqe_cmpl)) { + case CQE_CODE_COMPL_WQE: + rspiocbq = container_of(cq_event, struct lpfc_iocbq, + cq_event); + lpfc_sli_release_iocbq(phba, rspiocbq); + break; + case CQE_CODE_RECEIVE: + case CQE_CODE_RECEIVE_V1: + dmabuf = container_of(cq_event, struct hbq_dmabuf, + cq_event); + lpfc_in_buf_free(phba, &dmabuf->dbuf); + } + } +} + +/** + * lpfc_hba_free_post_buf - Perform lpfc uninitialization after HBA reset + * @phba: pointer to lpfc HBA data structure. + * + * This routine will cleanup posted ELS buffers after the HBA is reset + * when bringing down the SLI Layer. + * + * + * Return codes + * void. + **/ +static void +lpfc_hba_free_post_buf(struct lpfc_hba *phba) { struct lpfc_sli *psli = &phba->sli; struct lpfc_sli_ring *pring; struct lpfc_dmabuf *mp, *next_mp; - LIST_HEAD(completions); - int i; + LIST_HEAD(buflist); + int count; if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) lpfc_sli_hbqbuf_free_all(phba); else { /* Cleanup preposted buffers on the ELS ring */ pring = &psli->ring[LPFC_ELS_RING]; - list_for_each_entry_safe(mp, next_mp, &pring->postbufq, list) { + spin_lock_irq(&phba->hbalock); + list_splice_init(&pring->postbufq, &buflist); + spin_unlock_irq(&phba->hbalock); + + count = 0; + list_for_each_entry_safe(mp, next_mp, &buflist, list) { list_del(&mp->list); - pring->postbufq_cnt--; + count++; lpfc_mbuf_free(phba, mp->virt, mp->phys); kfree(mp); } + + spin_lock_irq(&phba->hbalock); + pring->postbufq_cnt -= count; + spin_unlock_irq(&phba->hbalock); } +} + +/** + * lpfc_hba_clean_txcmplq - Perform lpfc uninitialization after HBA reset + * @phba: pointer to lpfc HBA data structure. + * + * This routine will cleanup the txcmplq after the HBA is reset when bringing + * down the SLI Layer. + * + * Return codes + * void + **/ +static void +lpfc_hba_clean_txcmplq(struct lpfc_hba *phba) +{ + struct lpfc_sli *psli = &phba->sli; + struct lpfc_sli_ring *pring; + LIST_HEAD(completions); + int i; - spin_lock_irq(&phba->hbalock); for (i = 0; i < psli->num_rings; i++) { pring = &psli->ring[i]; - + if (phba->sli_rev >= LPFC_SLI_REV4) + spin_lock_irq(&pring->ring_lock); + else + spin_lock_irq(&phba->hbalock); /* 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); - spin_unlock_irq(&phba->hbalock); + pring->txcmplq_cnt = 0; + + if (phba->sli_rev >= LPFC_SLI_REV4) + spin_unlock_irq(&pring->ring_lock); + else + spin_unlock_irq(&phba->hbalock); /* Cancel all the IOCBs from the completions list */ lpfc_sli_cancel_iocbs(phba, &completions, IOSTAT_LOCAL_REJECT, IOERR_SLI_ABORTED); - lpfc_sli_abort_iocb_ring(phba, pring); - spin_lock_irq(&phba->hbalock); } - spin_unlock_irq(&phba->hbalock); +} +/** + * lpfc_hba_down_post_s3 - Perform lpfc uninitialization after HBA reset + int i; + * @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 - success. + * Any other value - error. + **/ +static int +lpfc_hba_down_post_s3(struct lpfc_hba *phba) +{ + lpfc_hba_free_post_buf(phba); + lpfc_hba_clean_txcmplq(phba); return 0; } @@ -889,13 +986,12 @@ 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; struct lpfc_sglq *sglq_entry = NULL; - ret = lpfc_hba_down_post_s3(phba); - if (ret) - return ret; + lpfc_hba_free_post_buf(phba); + lpfc_hba_clean_txcmplq(phba); + /* 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 @@ -931,6 +1027,8 @@ lpfc_hba_down_post_s4(struct lpfc_hba *phba) spin_lock_irqsave(&phba->scsi_buf_list_put_lock, iflag); list_splice(&aborts, &phba->lpfc_scsi_buf_list_put); spin_unlock_irqrestore(&phba->scsi_buf_list_put_lock, iflag); + + lpfc_sli4_free_sp_events(phba); return 0; } @@ -1005,9 +1103,14 @@ lpfc_rrq_timeout(unsigned long ptr) phba = (struct lpfc_hba *)ptr; spin_lock_irqsave(&phba->pport->work_port_lock, iflag); - phba->hba_flag |= HBA_RRQ_ACTIVE; + if (!(phba->pport->load_flag & FC_UNLOADING)) + phba->hba_flag |= HBA_RRQ_ACTIVE; + else + phba->hba_flag &= ~HBA_RRQ_ACTIVE; spin_unlock_irqrestore(&phba->pport->work_port_lock, iflag); - lpfc_worker_wake_up(phba); + + if (!(phba->pport->load_flag & FC_UNLOADING)) + lpfc_worker_wake_up(phba); } /** @@ -1244,7 +1347,6 @@ static void lpfc_handle_deferred_eratt(struct lpfc_hba *phba) { uint32_t old_host_status = phba->work_hs; - struct lpfc_sli_ring *pring; struct lpfc_sli *psli = &phba->sli; /* If the pci channel is offline, ignore possible errors, @@ -1273,8 +1375,7 @@ lpfc_handle_deferred_eratt(struct lpfc_hba *phba) * dropped by the firmware. Error iocb (I/O) on txcmplq and let the * SCSI layer retry it after re-establishing link. */ - pring = &psli->ring[psli->fcp_ring]; - lpfc_sli_abort_iocb_ring(phba, pring); + lpfc_sli_abort_fcp_rings(phba); /* * There was a firmware error. Take the hba offline and then @@ -1342,7 +1443,6 @@ lpfc_handle_eratt_s3(struct lpfc_hba *phba) { struct lpfc_vport *vport = phba->pport; struct lpfc_sli *psli = &phba->sli; - struct lpfc_sli_ring *pring; uint32_t event_data; unsigned long temperature; struct temp_event temp_event_data; @@ -1394,8 +1494,7 @@ lpfc_handle_eratt_s3(struct lpfc_hba *phba) * Error iocb (I/O) on txcmplq and let the SCSI layer * retry it after re-establishing link. */ - pring = &psli->ring[psli->fcp_ring]; - lpfc_sli_abort_iocb_ring(phba, pring); + lpfc_sli_abort_fcp_rings(phba); /* * There was a firmware error. Take the hba offline and then @@ -1468,7 +1567,8 @@ lpfc_handle_eratt_s3(struct lpfc_hba *phba) * for handling possible port resource change. **/ static int -lpfc_sli4_port_sta_fn_reset(struct lpfc_hba *phba, int mbx_action) +lpfc_sli4_port_sta_fn_reset(struct lpfc_hba *phba, int mbx_action, + bool en_rn_msg) { int rc; uint32_t intr_mode; @@ -1480,9 +1580,10 @@ lpfc_sli4_port_sta_fn_reset(struct lpfc_hba *phba, int mbx_action) rc = lpfc_sli4_pdev_status_reg_wait(phba); if (!rc) { /* need reset: attempt for port recovery */ - lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "2887 Reset Needed: Attempting Port " - "Recovery...\n"); + if (en_rn_msg) + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "2887 Reset Needed: Attempting Port " + "Recovery...\n"); lpfc_offline_prep(phba, mbx_action); lpfc_offline(phba); /* release interrupt for possible resource change */ @@ -1522,6 +1623,7 @@ lpfc_handle_eratt_s4(struct lpfc_hba *phba) uint32_t reg_err1, reg_err2; uint32_t uerrlo_reg, uemasklo_reg; uint32_t pci_rd_rc1, pci_rd_rc2; + bool en_rn_msg = true; int rc; /* If the pci channel is offline, ignore possible errors, since @@ -1572,10 +1674,12 @@ lpfc_handle_eratt_s4(struct lpfc_hba *phba) break; } if (reg_err1 == SLIPORT_ERR1_REG_ERR_CODE_2 && - reg_err2 == SLIPORT_ERR2_REG_FW_RESTART) + reg_err2 == SLIPORT_ERR2_REG_FW_RESTART) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "3143 Port Down: Firmware Restarted\n"); - else if (reg_err1 == SLIPORT_ERR1_REG_ERR_CODE_2 && + "3143 Port Down: Firmware Update " + "Detected\n"); + en_rn_msg = false; + } else if (reg_err1 == SLIPORT_ERR1_REG_ERR_CODE_2 && reg_err2 == SLIPORT_ERR2_REG_FORCED_DUMP) lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "3144 Port Down: Debug Dump\n"); @@ -1585,7 +1689,8 @@ lpfc_handle_eratt_s4(struct lpfc_hba *phba) "3145 Port Down: Provisioning\n"); /* Check port status register for function reset */ - rc = lpfc_sli4_port_sta_fn_reset(phba, LPFC_MBX_NO_WAIT); + rc = lpfc_sli4_port_sta_fn_reset(phba, LPFC_MBX_NO_WAIT, + en_rn_msg); if (rc == 0) { /* don't report event on forced debug dump */ if (reg_err1 == SLIPORT_ERR1_REG_ERR_CODE_2 && @@ -1928,78 +2033,81 @@ lpfc_get_hba_model_desc(struct lpfc_hba *phba, uint8_t *mdp, uint8_t *descp) switch (dev_id) { case PCI_DEVICE_ID_FIREFLY: - m = (typeof(m)){"LP6000", "PCI", "Fibre Channel Adapter"}; + m = (typeof(m)){"LP6000", "PCI", + "Obsolete, Unsupported Fibre Channel Adapter"}; break; case PCI_DEVICE_ID_SUPERFLY: if (vp->rev.biuRev >= 1 && vp->rev.biuRev <= 3) - m = (typeof(m)){"LP7000", "PCI", - "Fibre Channel Adapter"}; + m = (typeof(m)){"LP7000", "PCI", ""}; else - m = (typeof(m)){"LP7000E", "PCI", - "Fibre Channel Adapter"}; + m = (typeof(m)){"LP7000E", "PCI", ""}; + m.function = "Obsolete, Unsupported Fibre Channel Adapter"; break; case PCI_DEVICE_ID_DRAGONFLY: m = (typeof(m)){"LP8000", "PCI", - "Fibre Channel Adapter"}; + "Obsolete, Unsupported Fibre Channel Adapter"}; break; case PCI_DEVICE_ID_CENTAUR: if (FC_JEDEC_ID(vp->rev.biuRev) == CENTAUR_2G_JEDEC_ID) - m = (typeof(m)){"LP9002", "PCI", - "Fibre Channel Adapter"}; + m = (typeof(m)){"LP9002", "PCI", ""}; else - m = (typeof(m)){"LP9000", "PCI", - "Fibre Channel Adapter"}; + m = (typeof(m)){"LP9000", "PCI", ""}; + m.function = "Obsolete, Unsupported Fibre Channel Adapter"; break; case PCI_DEVICE_ID_RFLY: m = (typeof(m)){"LP952", "PCI", - "Fibre Channel Adapter"}; + "Obsolete, Unsupported Fibre Channel Adapter"}; break; case PCI_DEVICE_ID_PEGASUS: m = (typeof(m)){"LP9802", "PCI-X", - "Fibre Channel Adapter"}; + "Obsolete, Unsupported Fibre Channel Adapter"}; break; case PCI_DEVICE_ID_THOR: m = (typeof(m)){"LP10000", "PCI-X", - "Fibre Channel Adapter"}; + "Obsolete, Unsupported Fibre Channel Adapter"}; break; case PCI_DEVICE_ID_VIPER: m = (typeof(m)){"LPX1000", "PCI-X", - "Fibre Channel Adapter"}; + "Obsolete, Unsupported Fibre Channel Adapter"}; break; case PCI_DEVICE_ID_PFLY: m = (typeof(m)){"LP982", "PCI-X", - "Fibre Channel Adapter"}; + "Obsolete, Unsupported Fibre Channel Adapter"}; break; case PCI_DEVICE_ID_TFLY: m = (typeof(m)){"LP1050", "PCI-X", - "Fibre Channel Adapter"}; + "Obsolete, Unsupported Fibre Channel Adapter"}; break; case PCI_DEVICE_ID_HELIOS: m = (typeof(m)){"LP11000", "PCI-X2", - "Fibre Channel Adapter"}; + "Obsolete, Unsupported Fibre Channel Adapter"}; break; case PCI_DEVICE_ID_HELIOS_SCSP: m = (typeof(m)){"LP11000-SP", "PCI-X2", - "Fibre Channel Adapter"}; + "Obsolete, Unsupported Fibre Channel Adapter"}; break; case PCI_DEVICE_ID_HELIOS_DCSP: m = (typeof(m)){"LP11002-SP", "PCI-X2", - "Fibre Channel Adapter"}; + "Obsolete, Unsupported Fibre Channel Adapter"}; break; case PCI_DEVICE_ID_NEPTUNE: - m = (typeof(m)){"LPe1000", "PCIe", "Fibre Channel Adapter"}; + m = (typeof(m)){"LPe1000", "PCIe", + "Obsolete, Unsupported Fibre Channel Adapter"}; break; case PCI_DEVICE_ID_NEPTUNE_SCSP: - m = (typeof(m)){"LPe1000-SP", "PCIe", "Fibre Channel Adapter"}; + m = (typeof(m)){"LPe1000-SP", "PCIe", + "Obsolete, Unsupported Fibre Channel Adapter"}; break; case PCI_DEVICE_ID_NEPTUNE_DCSP: - m = (typeof(m)){"LPe1002-SP", "PCIe", "Fibre Channel Adapter"}; + m = (typeof(m)){"LPe1002-SP", "PCIe", + "Obsolete, Unsupported Fibre Channel Adapter"}; break; case PCI_DEVICE_ID_BMID: m = (typeof(m)){"LP1150", "PCI-X2", "Fibre Channel Adapter"}; break; case PCI_DEVICE_ID_BSMB: - m = (typeof(m)){"LP111", "PCI-X2", "Fibre Channel Adapter"}; + m = (typeof(m)){"LP111", "PCI-X2", + "Obsolete, Unsupported Fibre Channel Adapter"}; break; case PCI_DEVICE_ID_ZEPHYR: m = (typeof(m)){"LPe11000", "PCIe", "Fibre Channel Adapter"}; @@ -2018,16 +2126,20 @@ lpfc_get_hba_model_desc(struct lpfc_hba *phba, uint8_t *mdp, uint8_t *descp) m = (typeof(m)){"LPe111", "PCIe", "Fibre Channel Adapter"}; break; case PCI_DEVICE_ID_LP101: - m = (typeof(m)){"LP101", "PCI-X", "Fibre Channel Adapter"}; + m = (typeof(m)){"LP101", "PCI-X", + "Obsolete, Unsupported Fibre Channel Adapter"}; break; case PCI_DEVICE_ID_LP10000S: - m = (typeof(m)){"LP10000-S", "PCI", "Fibre Channel Adapter"}; + m = (typeof(m)){"LP10000-S", "PCI", + "Obsolete, Unsupported Fibre Channel Adapter"}; break; case PCI_DEVICE_ID_LP11000S: - m = (typeof(m)){"LP11000-S", "PCI-X2", "Fibre Channel Adapter"}; + m = (typeof(m)){"LP11000-S", "PCI-X2", + "Obsolete, Unsupported Fibre Channel Adapter"}; break; case PCI_DEVICE_ID_LPE11000S: - m = (typeof(m)){"LPe11000-S", "PCIe", "Fibre Channel Adapter"}; + m = (typeof(m)){"LPe11000-S", "PCIe", + "Obsolete, Unsupported Fibre Channel Adapter"}; break; case PCI_DEVICE_ID_SAT: m = (typeof(m)){"LPe12000", "PCIe", "Fibre Channel Adapter"}; @@ -2048,20 +2160,21 @@ lpfc_get_hba_model_desc(struct lpfc_hba *phba, uint8_t *mdp, uint8_t *descp) m = (typeof(m)){"LPe12000-S", "PCIe", "Fibre Channel Adapter"}; break; case PCI_DEVICE_ID_HORNET: - m = (typeof(m)){"LP21000", "PCIe", "FCoE Adapter"}; + m = (typeof(m)){"LP21000", "PCIe", + "Obsolete, Unsupported FCoE Adapter"}; GE = 1; break; case PCI_DEVICE_ID_PROTEUS_VF: m = (typeof(m)){"LPev12000", "PCIe IOV", - "Fibre Channel Adapter"}; + "Obsolete, Unsupported Fibre Channel Adapter"}; break; case PCI_DEVICE_ID_PROTEUS_PF: m = (typeof(m)){"LPev12000", "PCIe IOV", - "Fibre Channel Adapter"}; + "Obsolete, Unsupported Fibre Channel Adapter"}; break; case PCI_DEVICE_ID_PROTEUS_S: m = (typeof(m)){"LPemv12002-S", "PCIe IOV", - "Fibre Channel Adapter"}; + "Obsolete, Unsupported Fibre Channel Adapter"}; break; case PCI_DEVICE_ID_TIGERSHARK: oneConnect = 1; @@ -2077,17 +2190,24 @@ lpfc_get_hba_model_desc(struct lpfc_hba *phba, uint8_t *mdp, uint8_t *descp) break; case PCI_DEVICE_ID_BALIUS: m = (typeof(m)){"LPVe12002", "PCIe Shared I/O", - "Fibre Channel Adapter"}; + "Obsolete, Unsupported Fibre Channel Adapter"}; break; case PCI_DEVICE_ID_LANCER_FC: - case PCI_DEVICE_ID_LANCER_FC_VF: m = (typeof(m)){"LPe16000", "PCIe", "Fibre Channel Adapter"}; break; + case PCI_DEVICE_ID_LANCER_FC_VF: + m = (typeof(m)){"LPe16000", "PCIe", + "Obsolete, Unsupported Fibre Channel Adapter"}; + break; case PCI_DEVICE_ID_LANCER_FCOE: - case PCI_DEVICE_ID_LANCER_FCOE_VF: oneConnect = 1; m = (typeof(m)){"OCe15100", "PCIe", "FCoE"}; break; + case PCI_DEVICE_ID_LANCER_FCOE_VF: + oneConnect = 1; + m = (typeof(m)){"OCe15100", "PCIe", + "Obsolete, Unsupported FCoE"}; + break; case PCI_DEVICE_ID_SKYHAWK: case PCI_DEVICE_ID_SKYHAWK_VF: oneConnect = 1; @@ -4602,7 +4722,10 @@ lpfc_reset_hba(struct lpfc_hba *phba) phba->link_state = LPFC_HBA_ERROR; return; } - lpfc_offline_prep(phba, LPFC_MBX_WAIT); + if (phba->sli.sli_flag & LPFC_SLI_ACTIVE) + lpfc_offline_prep(phba, LPFC_MBX_WAIT); + else + lpfc_offline_prep(phba, LPFC_MBX_NO_WAIT); lpfc_offline(phba); lpfc_sli_brdrestart(phba); lpfc_online(phba); @@ -4856,6 +4979,7 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba) uint8_t pn_page[LPFC_MAX_SUPPORTED_PAGES] = {0}; struct lpfc_mqe *mqe; int longs; + int fof_vectors = 0; /* Get all the module params for configuring this host */ lpfc_get_cfgparam(phba); @@ -5061,6 +5185,9 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba) rc = lpfc_sli4_read_config(phba); if (unlikely(rc)) goto out_free_bsmbx; + rc = lpfc_mem_alloc_active_rrq_pool_s4(phba); + if (unlikely(rc)) + goto out_free_bsmbx; /* IF Type 0 ports get initialized now. */ if (bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf) == @@ -5118,6 +5245,12 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba) } } mempool_free(mboxq, phba->mbox_mem_pool); + + /* Verify OAS is supported */ + lpfc_sli4_oas_verify(phba); + if (phba->cfg_fof) + fof_vectors = 1; + /* Verify all the SLI4 queues */ rc = lpfc_sli4_queue_verify(phba); if (rc) @@ -5159,7 +5292,8 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba) phba->sli4_hba.fcp_eq_hdl = kzalloc((sizeof(struct lpfc_fcp_eq_hdl) * - phba->cfg_fcp_io_channel), GFP_KERNEL); + (fof_vectors + phba->cfg_fcp_io_channel)), + GFP_KERNEL); if (!phba->sli4_hba.fcp_eq_hdl) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "2572 Failed allocate memory for " @@ -5169,7 +5303,8 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba) } phba->sli4_hba.msix_entries = kzalloc((sizeof(struct msix_entry) * - phba->cfg_fcp_io_channel), GFP_KERNEL); + (fof_vectors + + phba->cfg_fcp_io_channel)), GFP_KERNEL); if (!phba->sli4_hba.msix_entries) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "2573 Failed allocate memory for msi-x " @@ -5267,6 +5402,7 @@ lpfc_sli4_driver_resource_unset(struct lpfc_hba *phba) kfree(phba->sli4_hba.cpu_map); phba->sli4_hba.num_present_cpu = 0; phba->sli4_hba.num_online_cpu = 0; + phba->sli4_hba.curr_disp_cpu = 0; /* Free memory allocated for msi-x interrupt vector entries */ kfree(phba->sli4_hba.msix_entries); @@ -5390,6 +5526,10 @@ lpfc_setup_driver_resource_phase1(struct lpfc_hba *phba) /* Initialize FCF connection rec list */ INIT_LIST_HEAD(&phba->fcf_conn_rec_list); + /* Initialize OAS configuration list */ + spin_lock_init(&phba->devicelock); + INIT_LIST_HEAD(&phba->luns); + return 0; } @@ -6816,6 +6956,7 @@ lpfc_sli4_queue_verify(struct lpfc_hba *phba) int cfg_fcp_io_channel; uint32_t cpu; uint32_t i = 0; + int fof_vectors = phba->cfg_fof ? 1 : 0; /* * Sanity check for configured queue parameters against the run-time @@ -6832,6 +6973,7 @@ lpfc_sli4_queue_verify(struct lpfc_hba *phba) } phba->sli4_hba.num_online_cpu = i; phba->sli4_hba.num_present_cpu = lpfc_present_cpu; + phba->sli4_hba.curr_disp_cpu = 0; if (i < cfg_fcp_io_channel) { lpfc_printf_log(phba, @@ -6842,7 +6984,7 @@ lpfc_sli4_queue_verify(struct lpfc_hba *phba) cfg_fcp_io_channel = i; } - if (cfg_fcp_io_channel > + if (cfg_fcp_io_channel + fof_vectors > phba->sli4_hba.max_cfg_param.max_eq) { if (phba->sli4_hba.max_cfg_param.max_eq < LPFC_FCP_IO_CHAN_MIN) { @@ -6859,7 +7001,8 @@ lpfc_sli4_queue_verify(struct lpfc_hba *phba) "available EQs: from %d to %d\n", cfg_fcp_io_channel, phba->sli4_hba.max_cfg_param.max_eq); - cfg_fcp_io_channel = phba->sli4_hba.max_cfg_param.max_eq; + cfg_fcp_io_channel = phba->sli4_hba.max_cfg_param.max_eq - + fof_vectors; } /* The actual number of FCP event queues adopted */ @@ -7070,6 +7213,9 @@ lpfc_sli4_queue_create(struct lpfc_hba *phba) } phba->sli4_hba.dat_rq = qdesc; + /* Create the Queues needed for Flash Optimized Fabric operations */ + if (phba->cfg_fof) + lpfc_fof_queue_create(phba); return 0; out_error: @@ -7094,6 +7240,9 @@ lpfc_sli4_queue_destroy(struct lpfc_hba *phba) { int idx; + if (phba->cfg_fof) + lpfc_fof_queue_destroy(phba); + if (phba->sli4_hba.hba_eq != NULL) { /* Release HBA event queue */ for (idx = 0; idx < phba->cfg_fcp_io_channel; idx++) { @@ -7478,8 +7627,20 @@ lpfc_sli4_queue_setup(struct lpfc_hba *phba) phba->sli4_hba.hdr_rq->queue_id, phba->sli4_hba.dat_rq->queue_id, phba->sli4_hba.els_cq->queue_id); + + if (phba->cfg_fof) { + rc = lpfc_fof_queue_setup(phba); + if (rc) { + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "0549 Failed setup of FOF Queues: " + "rc = 0x%x\n", rc); + goto out_destroy_els_rq; + } + } return 0; +out_destroy_els_rq: + lpfc_rq_destroy(phba, phba->sli4_hba.hdr_rq, phba->sli4_hba.dat_rq); out_destroy_els_wq: lpfc_wq_destroy(phba, phba->sli4_hba.els_wq); out_destroy_mbx_wq: @@ -7518,6 +7679,9 @@ lpfc_sli4_queue_unset(struct lpfc_hba *phba) { int fcp_qidx; + /* Unset the queues created for Flash Optimized Fabric operations */ + if (phba->cfg_fof) + lpfc_fof_queue_destroy(phba); /* Unset mailbox command work queue */ lpfc_mq_destroy(phba, phba->sli4_hba.mbx_wq); /* Unset ELS work queue */ @@ -8635,6 +8799,10 @@ lpfc_sli4_enable_msix(struct lpfc_hba *phba) /* Configure MSI-X capability structure */ vectors = phba->cfg_fcp_io_channel; + if (phba->cfg_fof) { + phba->sli4_hba.msix_entries[index].entry = index; + vectors++; + } enable_msix_vectors: rc = pci_enable_msix(phba->pcidev, phba->sli4_hba.msix_entries, vectors); @@ -8664,7 +8832,15 @@ enable_msix_vectors: phba->sli4_hba.fcp_eq_hdl[index].idx = index; phba->sli4_hba.fcp_eq_hdl[index].phba = phba; atomic_set(&phba->sli4_hba.fcp_eq_hdl[index].fcp_eq_in_use, 1); - rc = request_irq(phba->sli4_hba.msix_entries[index].vector, + if (phba->cfg_fof && (index == (vectors - 1))) + rc = request_irq( + phba->sli4_hba.msix_entries[index].vector, + &lpfc_sli4_fof_intr_handler, IRQF_SHARED, + (char *)&phba->sli4_hba.handler_name[index], + &phba->sli4_hba.fcp_eq_hdl[index]); + else + rc = request_irq( + phba->sli4_hba.msix_entries[index].vector, &lpfc_sli4_hba_intr_handler, IRQF_SHARED, (char *)&phba->sli4_hba.handler_name[index], &phba->sli4_hba.fcp_eq_hdl[index]); @@ -8676,6 +8852,9 @@ enable_msix_vectors: } } + if (phba->cfg_fof) + vectors--; + if (vectors != phba->cfg_fcp_io_channel) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "3238 Reducing IO channels to match number of " @@ -8721,7 +8900,10 @@ lpfc_sli4_disable_msix(struct lpfc_hba *phba) free_irq(phba->sli4_hba.msix_entries[index].vector, &phba->sli4_hba.fcp_eq_hdl[index]); } - + if (phba->cfg_fof) { + free_irq(phba->sli4_hba.msix_entries[index].vector, + &phba->sli4_hba.fcp_eq_hdl[index]); + } /* Disable MSI-X */ pci_disable_msix(phba->pcidev); @@ -8771,6 +8953,10 @@ lpfc_sli4_enable_msi(struct lpfc_hba *phba) phba->sli4_hba.fcp_eq_hdl[index].phba = phba; } + if (phba->cfg_fof) { + phba->sli4_hba.fcp_eq_hdl[index].idx = index; + phba->sli4_hba.fcp_eq_hdl[index].phba = phba; + } return 0; } @@ -8853,6 +9039,12 @@ lpfc_sli4_enable_intr(struct lpfc_hba *phba, uint32_t cfg_mode) atomic_set(&phba->sli4_hba.fcp_eq_hdl[index]. fcp_eq_in_use, 1); } + if (phba->cfg_fof) { + phba->sli4_hba.fcp_eq_hdl[index].idx = index; + phba->sli4_hba.fcp_eq_hdl[index].phba = phba; + atomic_set(&phba->sli4_hba.fcp_eq_hdl[index]. + fcp_eq_in_use, 1); + } } } return intr_mode; @@ -9163,6 +9355,7 @@ lpfc_get_sli4_parameters(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) phba->sli3_options &= ~LPFC_SLI4_PHWQ_ENABLED; sli4_params->sge_supp_len = mbx_sli4_parameters->sge_supp_len; sli4_params->loopbk_scope = bf_get(loopbk_scope, mbx_sli4_parameters); + sli4_params->oas_supported = bf_get(cfg_oas, mbx_sli4_parameters); sli4_params->cqv = bf_get(cfg_cqv, mbx_sli4_parameters); sli4_params->mqv = bf_get(cfg_mqv, mbx_sli4_parameters); sli4_params->wqv = bf_get(cfg_wqv, mbx_sli4_parameters); @@ -9581,9 +9774,6 @@ lpfc_pci_resume_one_s3(struct pci_dev *pdev) static void lpfc_sli_prep_dev_for_recover(struct lpfc_hba *phba) { - struct lpfc_sli *psli = &phba->sli; - struct lpfc_sli_ring *pring; - lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "2723 PCI channel I/O abort preparing for recovery\n"); @@ -9591,8 +9781,7 @@ lpfc_sli_prep_dev_for_recover(struct lpfc_hba *phba) * There may be errored I/Os through HBA, abort all I/Os on txcmplq * and let the SCSI mid-layer to retry them to recover. */ - pring = &psli->ring[psli->fcp_ring]; - lpfc_sli_abort_iocb_ring(phba, pring); + lpfc_sli_abort_fcp_rings(phba); } /** @@ -10335,17 +10524,13 @@ lpfc_pci_resume_one_s4(struct pci_dev *pdev) static void lpfc_sli4_prep_dev_for_recover(struct lpfc_hba *phba) { - struct lpfc_sli *psli = &phba->sli; - struct lpfc_sli_ring *pring; - lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "2828 PCI channel I/O abort preparing for recovery\n"); /* * There may be errored I/Os through HBA, abort all I/Os on txcmplq * and let the SCSI mid-layer to retry them to recover. */ - pring = &psli->ring[psli->fcp_ring]; - lpfc_sli_abort_iocb_ring(phba, pring); + lpfc_sli_abort_fcp_rings(phba); } /** @@ -10796,6 +10981,168 @@ lpfc_io_resume(struct pci_dev *pdev) return; } +/** + * lpfc_sli4_oas_verify - Verify OAS is supported by this adapter + * @phba: pointer to lpfc hba data structure. + * + * This routine checks to see if OAS is supported for this adapter. If + * supported, the configure Flash Optimized Fabric flag is set. Otherwise, + * the enable oas flag is cleared and the pool created for OAS device data + * is destroyed. + * + **/ +void +lpfc_sli4_oas_verify(struct lpfc_hba *phba) +{ + + if (!phba->cfg_EnableXLane) + return; + + if (phba->sli4_hba.pc_sli4_params.oas_supported) { + phba->cfg_fof = 1; + } else { + phba->cfg_fof = 0; + if (phba->device_data_mem_pool) + mempool_destroy(phba->device_data_mem_pool); + phba->device_data_mem_pool = NULL; + } + + return; +} + +/** + * lpfc_fof_queue_setup - Set up all the fof queues + * @phba: pointer to lpfc hba data structure. + * + * This routine is invoked to set up all the fof queues for the FC HBA + * operation. + * + * Return codes + * 0 - successful + * -ENOMEM - No available memory + **/ +int +lpfc_fof_queue_setup(struct lpfc_hba *phba) +{ + struct lpfc_sli *psli = &phba->sli; + int rc; + + rc = lpfc_eq_create(phba, phba->sli4_hba.fof_eq, LPFC_MAX_IMAX); + if (rc) + return -ENOMEM; + + if (phba->cfg_fof) { + + rc = lpfc_cq_create(phba, phba->sli4_hba.oas_cq, + phba->sli4_hba.fof_eq, LPFC_WCQ, LPFC_FCP); + if (rc) + goto out_oas_cq; + + rc = lpfc_wq_create(phba, phba->sli4_hba.oas_wq, + phba->sli4_hba.oas_cq, LPFC_FCP); + if (rc) + goto out_oas_wq; + + phba->sli4_hba.oas_cq->pring = &psli->ring[LPFC_FCP_OAS_RING]; + phba->sli4_hba.oas_ring = &psli->ring[LPFC_FCP_OAS_RING]; + } + + return 0; + +out_oas_wq: + lpfc_cq_destroy(phba, phba->sli4_hba.oas_cq); +out_oas_cq: + lpfc_eq_destroy(phba, phba->sli4_hba.fof_eq); + return rc; + +} + +/** + * lpfc_fof_queue_create - Create all the fof queues + * @phba: pointer to lpfc hba data structure. + * + * This routine is invoked to allocate all the fof queues for the FC HBA + * operation. For each SLI4 queue type, the parameters such as queue entry + * count (queue depth) shall be taken from the module parameter. For now, + * we just use some constant number as place holder. + * + * Return codes + * 0 - successful + * -ENOMEM - No availble memory + * -EIO - The mailbox failed to complete successfully. + **/ +int +lpfc_fof_queue_create(struct lpfc_hba *phba) +{ + struct lpfc_queue *qdesc; + + /* Create FOF EQ */ + qdesc = lpfc_sli4_queue_alloc(phba, phba->sli4_hba.eq_esize, + phba->sli4_hba.eq_ecount); + if (!qdesc) + goto out_error; + + phba->sli4_hba.fof_eq = qdesc; + + if (phba->cfg_fof) { + + /* Create OAS CQ */ + qdesc = lpfc_sli4_queue_alloc(phba, phba->sli4_hba.cq_esize, + phba->sli4_hba.cq_ecount); + if (!qdesc) + goto out_error; + + phba->sli4_hba.oas_cq = qdesc; + + /* Create OAS WQ */ + qdesc = lpfc_sli4_queue_alloc(phba, phba->sli4_hba.wq_esize, + phba->sli4_hba.wq_ecount); + if (!qdesc) + goto out_error; + + phba->sli4_hba.oas_wq = qdesc; + + } + return 0; + +out_error: + lpfc_fof_queue_destroy(phba); + return -ENOMEM; +} + +/** + * lpfc_fof_queue_destroy - Destroy all the fof queues + * @phba: pointer to lpfc hba data structure. + * + * This routine is invoked to release all the SLI4 queues with the FC HBA + * operation. + * + * Return codes + * 0 - successful + **/ +int +lpfc_fof_queue_destroy(struct lpfc_hba *phba) +{ + /* Release FOF Event queue */ + if (phba->sli4_hba.fof_eq != NULL) { + lpfc_sli4_queue_free(phba->sli4_hba.fof_eq); + phba->sli4_hba.fof_eq = NULL; + } + + /* Release OAS Completion queue */ + if (phba->sli4_hba.oas_cq != NULL) { + lpfc_sli4_queue_free(phba->sli4_hba.oas_cq); + phba->sli4_hba.oas_cq = NULL; + } + + /* Release OAS Work queue */ + if (phba->sli4_hba.oas_wq != NULL) { + lpfc_sli4_queue_free(phba->sli4_hba.oas_wq); + phba->sli4_hba.oas_wq = NULL; + } + return 0; +} + static struct pci_device_id lpfc_id_table[] = { {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_VIPER, PCI_ANY_ID, PCI_ANY_ID, }, |