diff options
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_init.c')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_init.c | 4127 |
1 files changed, 2990 insertions, 1137 deletions
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c index 6d0b36aa338..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) 2004-2010 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 * @@ -24,12 +24,16 @@ #include <linux/dma-mapping.h> #include <linux/idr.h> #include <linux/interrupt.h> +#include <linux/module.h> #include <linux/kthread.h> #include <linux/pci.h> #include <linux/spinlock.h> #include <linux/ctype.h> #include <linux/aer.h> #include <linux/slab.h> +#include <linux/firmware.h> +#include <linux/miscdevice.h> +#include <linux/percpu.h> #include <scsi/scsi.h> #include <scsi/scsi_device.h> @@ -55,16 +59,18 @@ char *_dump_buf_dif; unsigned long _dump_buf_dif_order; spinlock_t _dump_buf_lock; +/* Used when mapping IRQ vectors in a driver centric manner */ +uint16_t *lpfc_used_cpu; +uint32_t lpfc_present_cpu; + 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_sli4_queue_verify(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 void lpfc_free_els_sgl_list(struct lpfc_hba *); +static void 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); @@ -72,6 +78,9 @@ 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 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; @@ -211,7 +220,6 @@ lpfc_config_port_prep(struct lpfc_hba *phba) lpfc_vpd_data = kmalloc(DMP_VPD_SIZE, GFP_KERNEL); if (!lpfc_vpd_data) goto out_free_mbox; - do { lpfc_dump_mem(phba, pmb, offset, DMP_REGION_VPD); rc = lpfc_sli_issue_mbox(phba, pmb, MBX_POLL); @@ -309,6 +317,45 @@ lpfc_dump_wakeup_param_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmboxq) } /** + * lpfc_update_vport_wwn - Updates the fc_nodename, fc_portname, + * cfg_soft_wwnn, cfg_soft_wwpn + * @vport: pointer to lpfc vport data structure. + * + * + * Return codes + * None. + **/ +void +lpfc_update_vport_wwn(struct lpfc_vport *vport) +{ + /* If the soft name exists then update it using the service params */ + if (vport->phba->cfg_soft_wwnn) + u64_to_wwn(vport->phba->cfg_soft_wwnn, + vport->fc_sparam.nodeName.u.wwn); + if (vport->phba->cfg_soft_wwpn) + u64_to_wwn(vport->phba->cfg_soft_wwpn, + vport->fc_sparam.portName.u.wwn); + + /* + * If the name is empty or there exists a soft name + * then copy the service params name, otherwise use the fc name + */ + if (vport->fc_nodename.u.wwn[0] == 0 || vport->phba->cfg_soft_wwnn) + memcpy(&vport->fc_nodename, &vport->fc_sparam.nodeName, + sizeof(struct lpfc_name)); + else + memcpy(&vport->fc_sparam.nodeName, &vport->fc_nodename, + sizeof(struct lpfc_name)); + + if (vport->fc_portname.u.wwn[0] == 0 || vport->phba->cfg_soft_wwpn) + memcpy(&vport->fc_portname, &vport->fc_sparam.portName, + sizeof(struct lpfc_name)); + else + memcpy(&vport->fc_sparam.portName, &vport->fc_portname, + sizeof(struct lpfc_name)); +} + +/** * lpfc_config_port_post - Perform lpfc initialization after config port * @phba: pointer to lpfc hba data structure. * @@ -377,17 +424,7 @@ lpfc_config_port_post(struct lpfc_hba *phba) lpfc_mbuf_free(phba, mp->virt, mp->phys); kfree(mp); pmb->context1 = NULL; - - if (phba->cfg_soft_wwnn) - 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, - vport->fc_sparam.portName.u.wwn); - memcpy(&vport->fc_nodename, &vport->fc_sparam.nodeName, - sizeof (struct lpfc_name)); - memcpy(&vport->fc_portname, &vport->fc_sparam.portName, - sizeof (struct lpfc_name)); + lpfc_update_vport_wwn(vport); /* Update the fc_host data structures with new wwn. */ fc_host_node_name(shost) = wwn_to_u64(vport->fc_nodename.u.wwn); @@ -436,45 +473,36 @@ lpfc_config_port_post(struct lpfc_hba *phba) lpfc_sli_read_link_ste(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) - - lpfc_sli4_get_els_iocb_cnt(phba); + i = (mb->un.varRdConfig.max_xri + 1); + if (phba->cfg_hba_queue_depth > i) { + lpfc_printf_log(phba, KERN_WARNING, LOG_INIT, + "3359 HBA queue depth changed from %d to %d\n", + phba->cfg_hba_queue_depth, i); + phba->cfg_hba_queue_depth = i; + } + + /* Reset the DFT_LUN_Q_DEPTH to (max xri >> 3) */ + i = (mb->un.varRdConfig.max_xri >> 3); + if (phba->pport->cfg_lun_queue_depth > i) { + lpfc_printf_log(phba, KERN_WARNING, LOG_INIT, + "3360 LUN queue depth changed from %d to %d\n", + phba->pport->cfg_lun_queue_depth, i); + phba->pport->cfg_lun_queue_depth = i; + } phba->lmt = mb->un.varRdConfig.lmt; /* Get the default values for Model Name and Description */ lpfc_get_hba_model_desc(phba, phba->ModelName, phba->ModelDesc); - if ((phba->cfg_link_speed > LPFC_USER_LINK_SPEED_16G) - || ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_1G) - && !(phba->lmt & LMT_1Gb)) - || ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_2G) - && !(phba->lmt & LMT_2Gb)) - || ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_4G) - && !(phba->lmt & LMT_4Gb)) - || ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_8G) - && !(phba->lmt & LMT_8Gb)) - || ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_10G) - && !(phba->lmt & LMT_10Gb)) - || ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_16G) - && !(phba->lmt & LMT_16Gb))) { - /* Reset link speed to auto */ - lpfc_printf_log(phba, KERN_WARNING, LOG_LINK_EVENT, - "1302 Invalid speed for this board: " - "Reset link speed to auto: x%x\n", - phba->cfg_link_speed); - phba->cfg_link_speed = LPFC_USER_LINK_SPEED_AUTO; - } - phba->link_state = LPFC_LINK_DOWN; /* Only process IOCBs on ELS ring till hba_state is READY */ - if (psli->ring[psli->extra_ring].cmdringaddr) + if (psli->ring[psli->extra_ring].sli.sli3.cmdringaddr) psli->ring[psli->extra_ring].flag |= LPFC_STOP_IOCB_EVENT; - if (psli->ring[psli->fcp_ring].cmdringaddr) + if (psli->ring[psli->fcp_ring].sli.sli3.cmdringaddr) psli->ring[psli->fcp_ring].flag |= LPFC_STOP_IOCB_EVENT; - if (psli->ring[psli->next_ring].cmdringaddr) + if (psli->ring[psli->next_ring].sli.sli3.cmdringaddr) psli->ring[psli->next_ring].flag |= LPFC_STOP_IOCB_EVENT; /* Post receive buffers for desired rings */ @@ -507,7 +535,10 @@ lpfc_config_port_post(struct lpfc_hba *phba) phba->hba_flag &= ~HBA_ERATT_HANDLED; /* Enable appropriate host interrupts */ - status = readl(phba->HCregaddr); + if (lpfc_readl(phba->HCregaddr, &status)) { + spin_unlock_irq(&phba->hbalock); + return -EIO; + } status |= HC_MBINT_ENA | HC_ERINT_ENA | HC_LAINT_ENA; if (psli->num_rings > 0) status |= HC_R0INT_ENA; @@ -528,13 +559,16 @@ lpfc_config_port_post(struct lpfc_hba *phba) /* Set up ring-0 (ELS) timer */ timeout = phba->fc_ratov * 2; - mod_timer(&vport->els_tmofunc, jiffies + HZ * timeout); + mod_timer(&vport->els_tmofunc, + jiffies + msecs_to_jiffies(1000 * timeout)); /* Set up heart beat (HB) timer */ - mod_timer(&phba->hb_tmofunc, jiffies + HZ * LPFC_HB_MBOX_INTERVAL); + mod_timer(&phba->hb_tmofunc, + jiffies + msecs_to_jiffies(1000 * LPFC_HB_MBOX_INTERVAL)); phba->hb_outstanding = 0; phba->last_completion_time = jiffies; /* Set up error attention (ERATT) polling timer */ - mod_timer(&phba->eratt_poll, jiffies + HZ * LPFC_ERATT_POLL_INTERVAL); + mod_timer(&phba->eratt_poll, + jiffies + msecs_to_jiffies(1000 * LPFC_ERATT_POLL_INTERVAL)); if (phba->hba_flag & LINK_DISABLED) { lpfc_printf_log(phba, @@ -553,29 +587,10 @@ lpfc_config_port_post(struct lpfc_hba *phba) return -EIO; } } else if (phba->cfg_suppress_link_up == LPFC_INITIALIZE_LINK) { - lpfc_init_link(phba, pmb, phba->cfg_topology, - phba->cfg_link_speed); - pmb->mbox_cmpl = lpfc_sli_def_mbox_cmpl; - lpfc_set_loopback_flag(phba); - rc = lpfc_sli_issue_mbox(phba, pmb, MBX_NOWAIT); - if (rc != MBX_SUCCESS) { - lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "0454 Adapter failed to init, mbxCmd x%x " - "INIT_LINK, mbxStatus x%x\n", - mb->mbxCommand, mb->mbxStatus); - - /* 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 */ - - phba->link_state = LPFC_HBA_ERROR; - if (rc != MBX_BUSY) - mempool_free(pmb, phba->mbox_mem_pool); - return -EIO; - } + mempool_free(pmb, phba->mbox_mem_pool); + rc = phba->lpfc_hba_init_link(phba, MBX_NOWAIT); + if (rc) + return rc; } /* MBOX buffer will be freed in mbox compl */ pmb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); @@ -637,6 +652,28 @@ lpfc_config_port_post(struct lpfc_hba *phba) int lpfc_hba_init_link(struct lpfc_hba *phba, uint32_t flag) { + return lpfc_hba_init_link_fc_topology(phba, phba->cfg_topology, flag); +} + +/** + * lpfc_hba_init_link_fc_topology - Initialize FC link with desired topology + * @phba: pointer to lpfc hba data structure. + * @fc_topology: desired fc topology. + * @flag: mailbox command issue mode - either MBX_POLL or MBX_NOWAIT + * + * This routine will issue the INIT_LINK mailbox command call. + * It is available to other drivers through the lpfc_hba data + * structure for use as a delayed link up mechanism with the + * module parameter lpfc_suppress_link_up. + * + * Return code + * 0 - success + * Any other value - error + **/ +int +lpfc_hba_init_link_fc_topology(struct lpfc_hba *phba, uint32_t fc_topology, + uint32_t flag) +{ struct lpfc_vport *vport = phba->pport; LPFC_MBOXQ_t *pmb; MAILBOX_t *mb; @@ -650,9 +687,30 @@ lpfc_hba_init_link(struct lpfc_hba *phba, uint32_t flag) mb = &pmb->u.mb; pmb->vport = vport; - lpfc_init_link(phba, pmb, phba->cfg_topology, phba->cfg_link_speed); + if ((phba->cfg_link_speed > LPFC_USER_LINK_SPEED_MAX) || + ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_1G) && + !(phba->lmt & LMT_1Gb)) || + ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_2G) && + !(phba->lmt & LMT_2Gb)) || + ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_4G) && + !(phba->lmt & LMT_4Gb)) || + ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_8G) && + !(phba->lmt & LMT_8Gb)) || + ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_10G) && + !(phba->lmt & LMT_10Gb)) || + ((phba->cfg_link_speed == LPFC_USER_LINK_SPEED_16G) && + !(phba->lmt & LMT_16Gb))) { + /* Reset link speed to auto */ + lpfc_printf_log(phba, KERN_ERR, LOG_LINK_EVENT, + "1302 Invalid speed for this board:%d " + "Reset link speed to auto.\n", + phba->cfg_link_speed); + phba->cfg_link_speed = LPFC_USER_LINK_SPEED_AUTO; + } + lpfc_init_link(phba, pmb, fc_topology, phba->cfg_link_speed); pmb->mbox_cmpl = lpfc_sli_def_mbox_cmpl; - lpfc_set_loopback_flag(phba); + if (phba->sli_rev < LPFC_SLI_REV4) + lpfc_set_loopback_flag(phba); rc = lpfc_sli_issue_mbox(phba, pmb, flag); if ((rc != MBX_BUSY) && (rc != MBX_SUCCESS)) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, @@ -762,58 +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); pring->txcmplq_cnt = 0; - spin_unlock_irq(&phba->hbalock); + + 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; } @@ -833,13 +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 @@ -872,9 +1024,11 @@ lpfc_hba_down_post_s4(struct lpfc_hba *phba) 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); + 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; } @@ -945,16 +1099,17 @@ static void lpfc_rrq_timeout(unsigned long ptr) { struct lpfc_hba *phba; - uint32_t tmo_posted; unsigned long iflag; phba = (struct lpfc_hba *)ptr; spin_lock_irqsave(&phba->pport->work_port_lock, iflag); - tmo_posted = phba->hba_flag & HBA_RRQ_ACTIVE; - if (!tmo_posted) + 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); - if (!tmo_posted) + + if (!(phba->pport->load_flag & FC_UNLOADING)) lpfc_worker_wake_up(phba); } @@ -989,7 +1144,8 @@ lpfc_hb_mbox_cmpl(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmboxq) !(phba->link_state == LPFC_HBA_ERROR) && !(phba->pport->load_flag & FC_UNLOADING)) mod_timer(&phba->hb_tmofunc, - jiffies + HZ * LPFC_HB_MBOX_INTERVAL); + jiffies + + msecs_to_jiffies(1000 * LPFC_HB_MBOX_INTERVAL)); return; } @@ -1032,15 +1188,18 @@ lpfc_hb_timeout_handler(struct lpfc_hba *phba) spin_lock_irq(&phba->pport->work_port_lock); - if (time_after(phba->last_completion_time + LPFC_HB_MBOX_INTERVAL * HZ, - jiffies)) { + if (time_after(phba->last_completion_time + + msecs_to_jiffies(1000 * LPFC_HB_MBOX_INTERVAL), + jiffies)) { spin_unlock_irq(&phba->pport->work_port_lock); if (!phba->hb_outstanding) mod_timer(&phba->hb_tmofunc, - jiffies + HZ * LPFC_HB_MBOX_INTERVAL); + jiffies + + msecs_to_jiffies(1000 * LPFC_HB_MBOX_INTERVAL)); else mod_timer(&phba->hb_tmofunc, - jiffies + HZ * LPFC_HB_MBOX_TIMEOUT); + jiffies + + msecs_to_jiffies(1000 * LPFC_HB_MBOX_TIMEOUT)); return; } spin_unlock_irq(&phba->pport->work_port_lock); @@ -1072,7 +1231,8 @@ lpfc_hb_timeout_handler(struct lpfc_hba *phba) if (!pmboxq) { mod_timer(&phba->hb_tmofunc, jiffies + - HZ * LPFC_HB_MBOX_INTERVAL); + msecs_to_jiffies(1000 * + LPFC_HB_MBOX_INTERVAL)); return; } @@ -1088,7 +1248,8 @@ lpfc_hb_timeout_handler(struct lpfc_hba *phba) phba->mbox_mem_pool); mod_timer(&phba->hb_tmofunc, jiffies + - HZ * LPFC_HB_MBOX_INTERVAL); + msecs_to_jiffies(1000 * + LPFC_HB_MBOX_INTERVAL)); return; } phba->skipped_hb = 0; @@ -1104,7 +1265,8 @@ lpfc_hb_timeout_handler(struct lpfc_hba *phba) phba->skipped_hb = jiffies; mod_timer(&phba->hb_tmofunc, - jiffies + HZ * LPFC_HB_MBOX_TIMEOUT); + jiffies + + msecs_to_jiffies(1000 * LPFC_HB_MBOX_TIMEOUT)); return; } else { /* @@ -1118,7 +1280,8 @@ lpfc_hb_timeout_handler(struct lpfc_hba *phba) jiffies_to_msecs(jiffies - phba->last_completion_time)); mod_timer(&phba->hb_tmofunc, - jiffies + HZ * LPFC_HB_MBOX_TIMEOUT); + jiffies + + msecs_to_jiffies(1000 * LPFC_HB_MBOX_TIMEOUT)); } } } @@ -1138,7 +1301,7 @@ lpfc_offline_eratt(struct lpfc_hba *phba) spin_lock_irq(&phba->hbalock); psli->sli_flag &= ~LPFC_SLI_ACTIVE; spin_unlock_irq(&phba->hbalock); - lpfc_offline_prep(phba); + lpfc_offline_prep(phba, LPFC_MBX_NO_WAIT); lpfc_offline(phba); lpfc_reset_barrier(phba); @@ -1159,10 +1322,10 @@ lpfc_offline_eratt(struct lpfc_hba *phba) * This routine is called to bring a SLI4 HBA offline when HBA hardware error * other than Port Error 6 has been detected. **/ -static void +void lpfc_sli4_offline_eratt(struct lpfc_hba *phba) { - lpfc_offline_prep(phba); + lpfc_offline_prep(phba, LPFC_MBX_NO_WAIT); lpfc_offline(phba); lpfc_sli4_brdreset(phba); lpfc_hba_down_post(phba); @@ -1184,7 +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, @@ -1213,20 +1375,22 @@ 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 * attempt to restart it. */ - lpfc_offline_prep(phba); + lpfc_offline_prep(phba, LPFC_MBX_WAIT); lpfc_offline(phba); /* Wait for the ER1 bit to clear.*/ while (phba->work_hs & HS_FFER1) { msleep(100); - phba->work_hs = readl(phba->HSregaddr); + if (lpfc_readl(phba->HSregaddr, &phba->work_hs)) { + phba->work_hs = UNPLUG_ERR ; + break; + } /* If driver is unloading let the worker thread continue */ if (phba->pport->load_flag & FC_UNLOADING) { phba->work_hs = 0; @@ -1279,7 +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; @@ -1331,14 +1494,13 @@ 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 * attempt to restart it. */ - lpfc_offline_prep(phba); + lpfc_offline_prep(phba, LPFC_MBX_NO_WAIT); lpfc_offline(phba); lpfc_sli_brdrestart(phba); if (lpfc_online(phba) == 0) { /* Initialize the HBA */ @@ -1394,6 +1556,56 @@ lpfc_handle_eratt_s3(struct lpfc_hba *phba) } /** + * lpfc_sli4_port_sta_fn_reset - The SLI4 function reset due to port status reg + * @phba: pointer to lpfc hba data structure. + * @mbx_action: flag for mailbox shutdown action. + * + * This routine is invoked to perform an SLI4 port PCI function reset in + * response to port status register polling attention. It waits for port + * status register (ERR, RDY, RN) bits before proceeding with function reset. + * During this process, interrupt vectors are freed and later requested + * for handling possible port resource change. + **/ +static int +lpfc_sli4_port_sta_fn_reset(struct lpfc_hba *phba, int mbx_action, + bool en_rn_msg) +{ + int rc; + uint32_t intr_mode; + + /* + * On error status condition, driver need to wait for port + * ready before performing reset. + */ + rc = lpfc_sli4_pdev_status_reg_wait(phba); + if (!rc) { + /* need reset: attempt for port recovery */ + 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 */ + lpfc_sli4_disable_intr(phba); + lpfc_sli_brdrestart(phba); + /* request and enable interrupt */ + intr_mode = lpfc_sli4_enable_intr(phba, phba->intr_mode); + if (intr_mode == LPFC_INTR_ERROR) { + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "3175 Failed to enable interrupt\n"); + return -EIO; + } else { + phba->intr_mode = intr_mode; + } + rc = lpfc_online(phba); + if (rc == 0) + lpfc_unblock_mgmt_io(phba); + } + return rc; +} + +/** * lpfc_handle_eratt_s4 - The SLI4 HBA hardware error handler * @phba: pointer to lpfc hba data structure. * @@ -1407,7 +1619,12 @@ lpfc_handle_eratt_s4(struct lpfc_hba *phba) uint32_t event_data; struct Scsi_Host *shost; uint32_t if_type; - struct lpfc_register portstat_reg; + struct lpfc_register portstat_reg = {0}; + 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 * we cannot communicate with the pci card anyway. @@ -1418,55 +1635,90 @@ lpfc_handle_eratt_s4(struct lpfc_hba *phba) 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 - */ - 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); - if_type = bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf); switch (if_type) { case LPFC_SLI_INTF_IF_TYPE_0: + pci_rd_rc1 = lpfc_readl( + phba->sli4_hba.u.if_type0.UERRLOregaddr, + &uerrlo_reg); + pci_rd_rc2 = lpfc_readl( + phba->sli4_hba.u.if_type0.UEMASKLOregaddr, + &uemasklo_reg); + /* consider PCI bus read error as pci_channel_offline */ + if (pci_rd_rc1 == -EIO && pci_rd_rc2 == -EIO) + return; lpfc_sli4_offline_eratt(phba); break; case LPFC_SLI_INTF_IF_TYPE_2: - portstat_reg.word0 = - readl(phba->sli4_hba.u.if_type2.STATUSregaddr); - + pci_rd_rc1 = lpfc_readl( + phba->sli4_hba.u.if_type2.STATUSregaddr, + &portstat_reg.word0); + /* consider PCI bus read error as pci_channel_offline */ + if (pci_rd_rc1 == -EIO) { + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "3151 PCI bus read access failure: x%x\n", + readl(phba->sli4_hba.u.if_type2.STATUSregaddr)); + return; + } + reg_err1 = readl(phba->sli4_hba.u.if_type2.ERR1regaddr); + reg_err2 = readl(phba->sli4_hba.u.if_type2.ERR2regaddr); if (bf_get(lpfc_sliport_status_oti, &portstat_reg)) { /* TODO: Register for Overtemp async events. */ lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "2889 Port Overtemperature event, " - "taking port\n"); + "taking port offline\n"); spin_lock_irq(&phba->hbalock); phba->over_temp_state = HBA_OVER_TEMP; spin_unlock_irq(&phba->hbalock); lpfc_sli4_offline_eratt(phba); - return; + break; } - if (bf_get(lpfc_sliport_status_rn, &portstat_reg)) { - /* - * TODO: Attempt port recovery via a port reset. - * When fully implemented, the driver should - * attempt to recover the port here and return. - * For now, log an error and take the port offline. - */ + if (reg_err1 == SLIPORT_ERR1_REG_ERR_CODE_2 && + reg_err2 == SLIPORT_ERR2_REG_FW_RESTART) { + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "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, - "2887 Port Error: Attempting " - "Port Recovery\n"); + "3144 Port Down: Debug Dump\n"); + else if (reg_err1 == SLIPORT_ERR1_REG_ERR_CODE_2 && + reg_err2 == SLIPORT_ERR2_REG_FUNC_PROVISON) + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "3145 Port Down: Provisioning\n"); + + /* Check port status register for function reset */ + 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 && + reg_err2 == SLIPORT_ERR2_REG_FORCED_DUMP) + return; + else + break; } + /* fall through for not able to recover */ + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "3152 Unrecoverable error, bring the port " + "offline\n"); lpfc_sli4_offline_eratt(phba); break; case LPFC_SLI_INTF_IF_TYPE_1: default: break; } + lpfc_printf_log(phba, KERN_WARNING, LOG_INIT, + "3123 Report dump event to upper layer\n"); + /* Send an internal error event to mgmt application */ + lpfc_board_errevt_to_mgmt(phba); + + 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); } /** @@ -1694,11 +1946,20 @@ lpfc_parse_vpd(struct lpfc_hba *phba, uint8_t *vpd, int len) j = 0; Length -= (3+i); while(i--) { - phba->Port[j++] = vpd[index++]; - if (j == 19) - break; + if ((phba->sli_rev == LPFC_SLI_REV4) && + (phba->sli4_hba.pport_name_sta == + LPFC_SLI4_PPNAME_GET)) { + j++; + index++; + } else + phba->Port[j++] = vpd[index++]; + if (j == 19) + break; } - phba->Port[j] = 0; + if ((phba->sli_rev != LPFC_SLI_REV4) || + (phba->sli4_hba.pport_name_sta == + LPFC_SLI4_PPNAME_NON)) + phba->Port[j] = 0; continue; } else { @@ -1753,7 +2014,9 @@ lpfc_get_hba_model_desc(struct lpfc_hba *phba, uint8_t *mdp, uint8_t *descp) && descp && descp[0] != '\0') return; - if (phba->lmt & LMT_10Gb) + if (phba->lmt & LMT_16Gb) + max_speed = 16; + else if (phba->lmt & LMT_10Gb) max_speed = 10; else if (phba->lmt & LMT_8Gb) max_speed = 8; @@ -1761,85 +2024,90 @@ lpfc_get_hba_model_desc(struct lpfc_hba *phba, uint8_t *mdp, uint8_t *descp) max_speed = 4; else if (phba->lmt & LMT_2Gb) max_speed = 2; - else + else if (phba->lmt & LMT_1Gb) max_speed = 1; + else + max_speed = 0; vp = &phba->vpd; 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"}; @@ -1858,16 +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"}; @@ -1888,20 +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; @@ -1917,15 +2190,28 @@ 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: - oneConnect = 1; - m = (typeof(m)){"Undefined", "PCIe", "Fibre Channel Adapter"}; + 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: oneConnect = 1; - m = (typeof(m)){"Undefined", "PCIe", "FCoE"}; + 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; + m = (typeof(m)){"OCe14000", "PCIe", "FCoE"}; break; default: m = (typeof(m)){"Unknown", "", ""}; @@ -1934,15 +2220,20 @@ 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); - /* oneConnect hba requires special processing, they are all initiators + /* + * 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, %s Initiator, Port %s", + "Emulex OneConnect %s, %s Initiator %s", m.name, m.function, phba->Port); + else if (max_speed == 0) + snprintf(descp, 255, + "Emulex %s %s %s ", + m.name, m.bus, m.function); else snprintf(descp, 255, "Emulex %s %d%s %s %s", @@ -2246,13 +2537,20 @@ lpfc_cleanup(struct lpfc_vport *vport) continue; } + /* take care of nodes in unused state before the state + * machine taking action. + */ + if (ndlp->nlp_state == NLP_STE_UNUSED_NODE) { + lpfc_nlp_put(ndlp); + continue; + } + 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 @@ -2280,6 +2578,7 @@ lpfc_cleanup(struct lpfc_vport *vport) /* Wait for any activity on ndlps to settle */ msleep(10); } + lpfc_cleanup_vports_rrqs(vport, NULL); } /** @@ -2295,6 +2594,7 @@ lpfc_stop_vport_timers(struct lpfc_vport *vport) { del_timer_sync(&vport->els_tmofunc); del_timer_sync(&vport->fc_fdmitmo); + del_timer_sync(&vport->delayed_disc_tmo); lpfc_can_disctmo(vport); return; } @@ -2355,6 +2655,10 @@ lpfc_stop_hba_timers(struct lpfc_hba *phba) del_timer_sync(&phba->fabric_block_timer); del_timer_sync(&phba->eratt_poll); del_timer_sync(&phba->hb_tmofunc); + if (phba->sli_rev == LPFC_SLI_REV4) { + del_timer_sync(&phba->rrq_tmr); + phba->hba_flag &= ~HBA_RRQ_ACTIVE; + } phba->hb_outstanding = 0; switch (phba->pci_dev_grp) { @@ -2386,23 +2690,29 @@ lpfc_stop_hba_timers(struct lpfc_hba *phba) * driver prepares the HBA interface for online or offline. **/ static void -lpfc_block_mgmt_io(struct lpfc_hba * phba) +lpfc_block_mgmt_io(struct lpfc_hba *phba, int mbx_action) { unsigned long iflag; uint8_t actcmd = MBX_HEARTBEAT; unsigned long timeout; - spin_lock_irqsave(&phba->hbalock, iflag); phba->sli.sli_flag |= LPFC_BLOCK_MGMT_IO; - if (phba->sli.mbox_active) + spin_unlock_irqrestore(&phba->hbalock, iflag); + if (mbx_action == LPFC_MBX_NO_WAIT) + return; + timeout = msecs_to_jiffies(LPFC_MBOX_TMO * 1000) + jiffies; + spin_lock_irqsave(&phba->hbalock, iflag); + if (phba->sli.mbox_active) { actcmd = phba->sli.mbox_active->u.mb.mbxCommand; + /* Determine how long we might wait for the active mailbox + * command to be gracefully completed by firmware. + */ + timeout = msecs_to_jiffies(lpfc_mbox_tmo_val(phba, + phba->sli.mbox_active) * 1000) + jiffies; + } spin_unlock_irqrestore(&phba->hbalock, iflag); - /* Determine how long we might wait for the active mailbox - * command to be gracefully completed by firmware. - */ - timeout = msecs_to_jiffies(lpfc_mbox_tmo_val(phba, actcmd) * 1000) + - jiffies; + /* Wait for the outstnading mailbox command to complete */ while (phba->sli.mbox_active) { /* Check active mailbox complete status every 2ms */ @@ -2418,6 +2728,42 @@ lpfc_block_mgmt_io(struct lpfc_hba * phba) } /** + * lpfc_sli4_node_prep - Assign RPIs for active nodes. + * @phba: pointer to lpfc hba data structure. + * + * Allocate RPIs for all active remote nodes. This is needed whenever + * an SLI4 adapter is reset and the driver is not unloading. Its purpose + * is to fixup the temporary rpi assignments. + **/ +void +lpfc_sli4_node_prep(struct lpfc_hba *phba) +{ + struct lpfc_nodelist *ndlp, *next_ndlp; + struct lpfc_vport **vports; + int i; + + if (phba->sli_rev != LPFC_SLI_REV4) + return; + + vports = lpfc_create_vport_work_array(phba); + if (vports != NULL) { + for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) { + if (vports[i]->load_flag & FC_UNLOADING) + continue; + + list_for_each_entry_safe(ndlp, next_ndlp, + &vports[i]->fc_nodes, + nlp_listp) { + if (NLP_CHK_NODE_ACT(ndlp)) + ndlp->nlp_rpi = + lpfc_sli4_alloc_rpi(phba); + } + } + } + lpfc_destroy_vport_work_array(phba, vports); +} + +/** * lpfc_online - Initialize and bring a HBA online * @phba: pointer to lpfc hba data structure. * @@ -2435,6 +2781,7 @@ lpfc_online(struct lpfc_hba *phba) struct lpfc_vport *vport; struct lpfc_vport **vports; int i; + bool vpis_cleared = false; if (!phba) return 0; @@ -2446,7 +2793,7 @@ lpfc_online(struct lpfc_hba *phba) lpfc_printf_log(phba, KERN_WARNING, LOG_INIT, "0458 Bring Adapter online\n"); - lpfc_block_mgmt_io(phba); + lpfc_block_mgmt_io(phba, LPFC_MBX_WAIT); if (!lpfc_sli_queue_setup(phba)) { lpfc_unblock_mgmt_io(phba); @@ -2458,6 +2805,10 @@ lpfc_online(struct lpfc_hba *phba) lpfc_unblock_mgmt_io(phba); return 1; } + spin_lock_irq(&phba->hbalock); + if (!phba->sli4_hba.max_cfg_param.vpi_used) + vpis_cleared = true; + spin_unlock_irq(&phba->hbalock); } else { if (lpfc_sli_hba_setup(phba)) { /* Initialize SLI2/SLI3 HBA */ lpfc_unblock_mgmt_io(phba); @@ -2474,8 +2825,13 @@ lpfc_online(struct lpfc_hba *phba) vports[i]->fc_flag &= ~FC_OFFLINE_MODE; if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) vports[i]->fc_flag |= FC_VPORT_NEEDS_REG_VPI; - if (phba->sli_rev == LPFC_SLI_REV4) + if (phba->sli_rev == LPFC_SLI_REV4) { vports[i]->fc_flag |= FC_VPORT_NEEDS_INIT_VPI; + if ((vpis_cleared) && + (vports[i]->port_type != + LPFC_PHYSICAL_PORT)) + vports[i]->vpi = 0; + } spin_unlock_irq(shost->host_lock); } lpfc_destroy_vport_work_array(phba, vports); @@ -2514,7 +2870,7 @@ lpfc_unblock_mgmt_io(struct lpfc_hba * phba) * queue to make it ready to be brought offline. **/ void -lpfc_offline_prep(struct lpfc_hba * phba) +lpfc_offline_prep(struct lpfc_hba *phba, int mbx_action) { struct lpfc_vport *vport = phba->pport; struct lpfc_nodelist *ndlp, *next_ndlp; @@ -2525,7 +2881,7 @@ lpfc_offline_prep(struct lpfc_hba * phba) if (vport->fc_flag & FC_OFFLINE_MODE) return; - lpfc_block_mgmt_io(phba); + lpfc_block_mgmt_io(phba, mbx_action); lpfc_linkdown(phba); @@ -2559,13 +2915,20 @@ lpfc_offline_prep(struct lpfc_hba * phba) spin_lock_irq(shost->host_lock); ndlp->nlp_flag &= ~NLP_NPR_ADISC; spin_unlock_irq(shost->host_lock); + /* + * Whenever an SLI4 port goes offline, free the + * RPI. Get a new RPI when the adapter port + * comes back online. + */ + if (phba->sli_rev == LPFC_SLI_REV4) + lpfc_sli4_free_rpi(phba, ndlp->nlp_rpi); lpfc_unreg_rpi(vports[i], ndlp); } } } lpfc_destroy_vport_work_array(phba, vports); - lpfc_sli_mbox_sys_shutdown(phba); + lpfc_sli_mbox_sys_shutdown(phba, mbx_action); } /** @@ -2620,27 +2983,38 @@ lpfc_offline(struct lpfc_hba *phba) * This routine is to free all the SCSI buffers and IOCBs from the driver * list back to kernel. It is called from lpfc_pci_remove_one to free * the internal resources before the device is removed from the system. - * - * Return codes - * 0 - successful (for now, it always returns 0) **/ -static int +static void lpfc_scsi_free(struct lpfc_hba *phba) { struct lpfc_scsi_buf *sb, *sb_next; struct lpfc_iocbq *io, *io_next; spin_lock_irq(&phba->hbalock); + /* Release all the lpfc_scsi_bufs maintained by this host. */ - spin_lock(&phba->scsi_buf_list_lock); - list_for_each_entry_safe(sb, sb_next, &phba->lpfc_scsi_buf_list, list) { + + spin_lock(&phba->scsi_buf_list_put_lock); + list_for_each_entry_safe(sb, sb_next, &phba->lpfc_scsi_buf_list_put, + list) { list_del(&sb->list); pci_pool_free(phba->lpfc_scsi_dma_buf_pool, sb->data, sb->dma_handle); kfree(sb); phba->total_scsi_bufs--; } - spin_unlock(&phba->scsi_buf_list_lock); + spin_unlock(&phba->scsi_buf_list_put_lock); + + spin_lock(&phba->scsi_buf_list_get_lock); + list_for_each_entry_safe(sb, sb_next, &phba->lpfc_scsi_buf_list_get, + list) { + list_del(&sb->list); + pci_pool_free(phba->lpfc_scsi_dma_buf_pool, sb->data, + sb->dma_handle); + kfree(sb); + phba->total_scsi_bufs--; + } + spin_unlock(&phba->scsi_buf_list_get_lock); /* Release all the lpfc_iocbq entries maintained by this host. */ list_for_each_entry_safe(io, io_next, &phba->lpfc_iocb_list, list) { @@ -2648,8 +3022,186 @@ lpfc_scsi_free(struct lpfc_hba *phba) kfree(io); phba->total_iocbq_bufs--; } + spin_unlock_irq(&phba->hbalock); +} + +/** + * lpfc_sli4_xri_sgl_update - update xri-sgl sizing and mapping + * @phba: pointer to lpfc hba data structure. + * + * This routine first calculates the sizes of the current els and allocated + * scsi sgl lists, and then goes through all sgls to updates the physical + * XRIs assigned due to port function reset. During port initialization, the + * current els and allocated scsi sgl lists are 0s. + * + * Return codes + * 0 - successful (for now, it always returns 0) + **/ +int +lpfc_sli4_xri_sgl_update(struct lpfc_hba *phba) +{ + struct lpfc_sglq *sglq_entry = NULL, *sglq_entry_next = NULL; + struct lpfc_scsi_buf *psb = NULL, *psb_next = NULL; + uint16_t i, lxri, xri_cnt, els_xri_cnt, scsi_xri_cnt; + LIST_HEAD(els_sgl_list); + LIST_HEAD(scsi_sgl_list); + int rc; + + /* + * update on pci function's els xri-sgl list + */ + els_xri_cnt = lpfc_sli4_get_els_iocb_cnt(phba); + if (els_xri_cnt > phba->sli4_hba.els_xri_cnt) { + /* els xri-sgl expanded */ + xri_cnt = els_xri_cnt - phba->sli4_hba.els_xri_cnt; + lpfc_printf_log(phba, KERN_INFO, LOG_SLI, + "3157 ELS xri-sgl count increased from " + "%d to %d\n", phba->sli4_hba.els_xri_cnt, + els_xri_cnt); + /* allocate the additional els sgls */ + for (i = 0; i < xri_cnt; i++) { + sglq_entry = kzalloc(sizeof(struct lpfc_sglq), + GFP_KERNEL); + if (sglq_entry == NULL) { + lpfc_printf_log(phba, KERN_ERR, LOG_SLI, + "2562 Failure to allocate an " + "ELS sgl entry:%d\n", i); + rc = -ENOMEM; + goto out_free_mem; + } + sglq_entry->buff_type = GEN_BUFF_TYPE; + sglq_entry->virt = lpfc_mbuf_alloc(phba, 0, + &sglq_entry->phys); + if (sglq_entry->virt == NULL) { + kfree(sglq_entry); + lpfc_printf_log(phba, KERN_ERR, LOG_SLI, + "2563 Failure to allocate an " + "ELS mbuf:%d\n", i); + rc = -ENOMEM; + goto out_free_mem; + } + sglq_entry->sgl = sglq_entry->virt; + memset(sglq_entry->sgl, 0, LPFC_BPL_SIZE); + sglq_entry->state = SGL_FREED; + list_add_tail(&sglq_entry->list, &els_sgl_list); + } + spin_lock_irq(&phba->hbalock); + list_splice_init(&els_sgl_list, &phba->sli4_hba.lpfc_sgl_list); + spin_unlock_irq(&phba->hbalock); + } else if (els_xri_cnt < phba->sli4_hba.els_xri_cnt) { + /* els xri-sgl shrinked */ + xri_cnt = phba->sli4_hba.els_xri_cnt - els_xri_cnt; + lpfc_printf_log(phba, KERN_INFO, LOG_SLI, + "3158 ELS xri-sgl count decreased from " + "%d to %d\n", phba->sli4_hba.els_xri_cnt, + els_xri_cnt); + spin_lock_irq(&phba->hbalock); + list_splice_init(&phba->sli4_hba.lpfc_sgl_list, &els_sgl_list); + spin_unlock_irq(&phba->hbalock); + /* release extra els sgls from list */ + for (i = 0; i < xri_cnt; i++) { + list_remove_head(&els_sgl_list, + sglq_entry, struct lpfc_sglq, list); + if (sglq_entry) { + lpfc_mbuf_free(phba, sglq_entry->virt, + sglq_entry->phys); + kfree(sglq_entry); + } + } + spin_lock_irq(&phba->hbalock); + list_splice_init(&els_sgl_list, &phba->sli4_hba.lpfc_sgl_list); + spin_unlock_irq(&phba->hbalock); + } else + lpfc_printf_log(phba, KERN_INFO, LOG_SLI, + "3163 ELS xri-sgl count unchanged: %d\n", + els_xri_cnt); + phba->sli4_hba.els_xri_cnt = els_xri_cnt; + + /* update xris to els sgls on the list */ + sglq_entry = NULL; + sglq_entry_next = NULL; + list_for_each_entry_safe(sglq_entry, sglq_entry_next, + &phba->sli4_hba.lpfc_sgl_list, list) { + lxri = lpfc_sli4_next_xritag(phba); + if (lxri == NO_XRI) { + lpfc_printf_log(phba, KERN_ERR, LOG_SLI, + "2400 Failed to allocate xri for " + "ELS sgl\n"); + rc = -ENOMEM; + goto out_free_mem; + } + sglq_entry->sli4_lxritag = lxri; + sglq_entry->sli4_xritag = phba->sli4_hba.xri_ids[lxri]; + } + + /* + * update on pci function's allocated scsi xri-sgl list + */ + phba->total_scsi_bufs = 0; + + /* maximum number of xris available for scsi buffers */ + phba->sli4_hba.scsi_xri_max = phba->sli4_hba.max_cfg_param.max_xri - + els_xri_cnt; + + lpfc_printf_log(phba, KERN_INFO, LOG_SLI, + "2401 Current allocated SCSI xri-sgl count:%d, " + "maximum SCSI xri count:%d\n", + phba->sli4_hba.scsi_xri_cnt, + phba->sli4_hba.scsi_xri_max); + + spin_lock_irq(&phba->scsi_buf_list_get_lock); + spin_lock(&phba->scsi_buf_list_put_lock); + list_splice_init(&phba->lpfc_scsi_buf_list_get, &scsi_sgl_list); + list_splice(&phba->lpfc_scsi_buf_list_put, &scsi_sgl_list); + spin_unlock(&phba->scsi_buf_list_put_lock); + spin_unlock_irq(&phba->scsi_buf_list_get_lock); + + if (phba->sli4_hba.scsi_xri_cnt > phba->sli4_hba.scsi_xri_max) { + /* max scsi xri shrinked below the allocated scsi buffers */ + scsi_xri_cnt = phba->sli4_hba.scsi_xri_cnt - + phba->sli4_hba.scsi_xri_max; + /* release the extra allocated scsi buffers */ + for (i = 0; i < scsi_xri_cnt; i++) { + list_remove_head(&scsi_sgl_list, psb, + struct lpfc_scsi_buf, list); + pci_pool_free(phba->lpfc_scsi_dma_buf_pool, psb->data, + psb->dma_handle); + kfree(psb); + } + spin_lock_irq(&phba->scsi_buf_list_get_lock); + phba->sli4_hba.scsi_xri_cnt -= scsi_xri_cnt; + spin_unlock_irq(&phba->scsi_buf_list_get_lock); + } + + /* update xris associated to remaining allocated scsi buffers */ + psb = NULL; + psb_next = NULL; + list_for_each_entry_safe(psb, psb_next, &scsi_sgl_list, list) { + lxri = lpfc_sli4_next_xritag(phba); + if (lxri == NO_XRI) { + lpfc_printf_log(phba, KERN_ERR, LOG_SLI, + "2560 Failed to allocate xri for " + "scsi buffer\n"); + rc = -ENOMEM; + goto out_free_mem; + } + psb->cur_iocbq.sli4_lxritag = lxri; + psb->cur_iocbq.sli4_xritag = phba->sli4_hba.xri_ids[lxri]; + } + spin_lock_irq(&phba->scsi_buf_list_get_lock); + spin_lock(&phba->scsi_buf_list_put_lock); + list_splice_init(&scsi_sgl_list, &phba->lpfc_scsi_buf_list_get); + INIT_LIST_HEAD(&phba->lpfc_scsi_buf_list_put); + spin_unlock(&phba->scsi_buf_list_put_lock); + spin_unlock_irq(&phba->scsi_buf_list_get_lock); + return 0; + +out_free_mem: + lpfc_free_els_sgl_list(phba); + lpfc_scsi_free(phba); + return rc; } /** @@ -2732,6 +3284,11 @@ lpfc_create_port(struct lpfc_hba *phba, int instance, struct device *dev) init_timer(&vport->els_tmofunc); vport->els_tmofunc.function = lpfc_els_timeout; vport->els_tmofunc.data = (unsigned long)vport; + + init_timer(&vport->delayed_disc_tmo); + vport->delayed_disc_tmo.function = lpfc_delayed_disc_tmo; + vport->delayed_disc_tmo.data = (unsigned long)vport; + error = scsi_add_host_with_dma(shost, dev, &phba->pcidev->dev); if (error) goto out_put_shost; @@ -2785,14 +3342,10 @@ destroy_port(struct lpfc_vport *vport) int lpfc_get_instance(void) { - int instance = 0; + int ret; - /* Assign an unused number */ - if (!idr_pre_get(&lpfc_hba_index, GFP_KERNEL)) - return -1; - if (idr_get_new(&lpfc_hba_index, NULL, &instance)) - return -1; - return instance; + ret = idr_alloc(&lpfc_hba_index, NULL, 0, 0, GFP_KERNEL); + return ret < 0 ? -1 : ret; } /** @@ -2822,14 +3375,15 @@ int lpfc_scan_finished(struct Scsi_Host *shost, unsigned long time) stat = 1; goto finished; } - if (time >= 30 * HZ) { + if (time >= msecs_to_jiffies(30 * 1000)) { lpfc_printf_log(phba, KERN_INFO, LOG_INIT, "0461 Scanning longer than 30 " "seconds. Continuing initialization\n"); stat = 1; goto finished; } - if (time >= 15 * HZ && phba->link_state <= LPFC_LINK_DOWN) { + if (time >= msecs_to_jiffies(15 * 1000) && + phba->link_state <= LPFC_LINK_DOWN) { lpfc_printf_log(phba, KERN_INFO, LOG_INIT, "0465 Link down longer than 15 " "seconds. Continuing initialization\n"); @@ -2841,7 +3395,7 @@ int lpfc_scan_finished(struct Scsi_Host *shost, unsigned long time) goto finished; if (vport->num_disc_nodes || vport->fc_prli_sent) goto finished; - if (vport->fc_map_cnt == 0 && time < 2 * HZ) + if (vport->fc_map_cnt == 0 && time < msecs_to_jiffies(2 * 1000)) goto finished; if ((phba->sli.sli_flag & LPFC_SLI_MBOX_ACTIVE) != 0) goto finished; @@ -2881,6 +3435,8 @@ void lpfc_host_attrib_init(struct Scsi_Host *shost) sizeof fc_host_symbolic_name(shost)); fc_host_supported_speeds(shost) = 0; + if (phba->lmt & LMT_16Gb) + fc_host_supported_speeds(shost) |= FC_PORTSPEED_16GBIT; if (phba->lmt & LMT_10Gb) fc_host_supported_speeds(shost) |= FC_PORTSPEED_10GBIT; if (phba->lmt & LMT_8Gb) @@ -3126,6 +3682,119 @@ lpfc_sli4_parse_latt_link_speed(struct lpfc_hba *phba, } /** + * lpfc_sli_port_speed_get - Get sli3 link speed code to link speed + * @phba: pointer to lpfc hba data structure. + * + * This routine is to get an SLI3 FC port's link speed in Mbps. + * + * Return: link speed in terms of Mbps. + **/ +uint32_t +lpfc_sli_port_speed_get(struct lpfc_hba *phba) +{ + uint32_t link_speed; + + if (!lpfc_is_link_up(phba)) + return 0; + + switch (phba->fc_linkspeed) { + case LPFC_LINK_SPEED_1GHZ: + link_speed = 1000; + break; + case LPFC_LINK_SPEED_2GHZ: + link_speed = 2000; + break; + case LPFC_LINK_SPEED_4GHZ: + link_speed = 4000; + break; + case LPFC_LINK_SPEED_8GHZ: + link_speed = 8000; + break; + case LPFC_LINK_SPEED_10GHZ: + link_speed = 10000; + break; + case LPFC_LINK_SPEED_16GHZ: + link_speed = 16000; + break; + default: + link_speed = 0; + } + return link_speed; +} + +/** + * lpfc_sli4_port_speed_parse - Parse async evt link speed code to link speed + * @phba: pointer to lpfc hba data structure. + * @evt_code: asynchronous event code. + * @speed_code: asynchronous event link speed code. + * + * This routine is to parse the giving SLI4 async event link speed code into + * value of Mbps for the link speed. + * + * Return: link speed in terms of Mbps. + **/ +static uint32_t +lpfc_sli4_port_speed_parse(struct lpfc_hba *phba, uint32_t evt_code, + uint8_t speed_code) +{ + uint32_t port_speed; + + switch (evt_code) { + case LPFC_TRAILER_CODE_LINK: + switch (speed_code) { + case LPFC_EVT_CODE_LINK_NO_LINK: + port_speed = 0; + break; + case LPFC_EVT_CODE_LINK_10_MBIT: + port_speed = 10; + break; + case LPFC_EVT_CODE_LINK_100_MBIT: + port_speed = 100; + break; + case LPFC_EVT_CODE_LINK_1_GBIT: + port_speed = 1000; + break; + case LPFC_EVT_CODE_LINK_10_GBIT: + port_speed = 10000; + break; + default: + port_speed = 0; + } + break; + case LPFC_TRAILER_CODE_FC: + switch (speed_code) { + case LPFC_EVT_CODE_FC_NO_LINK: + port_speed = 0; + break; + case LPFC_EVT_CODE_FC_1_GBAUD: + port_speed = 1000; + break; + case LPFC_EVT_CODE_FC_2_GBAUD: + port_speed = 2000; + break; + case LPFC_EVT_CODE_FC_4_GBAUD: + port_speed = 4000; + break; + case LPFC_EVT_CODE_FC_8_GBAUD: + port_speed = 8000; + break; + case LPFC_EVT_CODE_FC_10_GBAUD: + port_speed = 10000; + break; + case LPFC_EVT_CODE_FC_16_GBAUD: + port_speed = 16000; + break; + default: + port_speed = 0; + } + break; + default: + port_speed = 0; + } + return port_speed; +} + +/** * lpfc_sli4_async_link_evt - Process the asynchronous FCoE link event * @phba: pointer to lpfc hba data structure. * @acqe_link: pointer to the async link completion queue entry. @@ -3182,7 +3851,8 @@ lpfc_sli4_async_link_evt(struct lpfc_hba *phba, /* Keep the link status for extra SLI4 state machine reference */ phba->sli4_hba.link_state.speed = - bf_get(lpfc_acqe_link_speed, acqe_link); + lpfc_sli4_port_speed_parse(phba, LPFC_TRAILER_CODE_LINK, + 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 = @@ -3194,17 +3864,18 @@ lpfc_sli4_async_link_evt(struct lpfc_hba *phba, phba->sli4_hba.link_state.fault = bf_get(lpfc_acqe_link_fault, acqe_link); phba->sli4_hba.link_state.logical_speed = - bf_get(lpfc_acqe_logical_link_speed, acqe_link); + bf_get(lpfc_acqe_logical_link_speed, acqe_link) * 10; + lpfc_printf_log(phba, KERN_INFO, LOG_SLI, - "2900 Async FCoE Link event - Speed:%dGBit duplex:x%x " - "LA Type:x%x Port Type:%d Port Number:%d Logical " - "speed:%dMbps Fault:%d\n", + "2900 Async FC/FCoE Link event - Speed:%dGBit " + "duplex:x%x LA Type:x%x Port Type:%d Port Number:%d " + "Logical speed:%dMbps Fault:%d\n", phba->sli4_hba.link_state.speed, phba->sli4_hba.link_state.topology, phba->sli4_hba.link_state.status, phba->sli4_hba.link_state.type, phba->sli4_hba.link_state.number, - phba->sli4_hba.link_state.logical_speed * 10, + phba->sli4_hba.link_state.logical_speed, phba->sli4_hba.link_state.fault); /* * For FC Mode: issue the READ_TOPOLOGY mailbox command to fetch @@ -3276,7 +3947,8 @@ lpfc_sli4_async_fc_evt(struct lpfc_hba *phba, struct lpfc_acqe_fc_la *acqe_fc) } /* Keep the link status for extra SLI4 state machine reference */ phba->sli4_hba.link_state.speed = - bf_get(lpfc_acqe_fc_la_speed, acqe_fc); + lpfc_sli4_port_speed_parse(phba, LPFC_TRAILER_CODE_FC, + bf_get(lpfc_acqe_fc_la_speed, acqe_fc)); phba->sli4_hba.link_state.duplex = LPFC_ASYNC_LINK_DUPLEX_FULL; phba->sli4_hba.link_state.topology = bf_get(lpfc_acqe_fc_la_topology, acqe_fc); @@ -3289,7 +3961,7 @@ lpfc_sli4_async_fc_evt(struct lpfc_hba *phba, struct lpfc_acqe_fc_la *acqe_fc) phba->sli4_hba.link_state.fault = bf_get(lpfc_acqe_link_fault, acqe_fc); phba->sli4_hba.link_state.logical_speed = - bf_get(lpfc_acqe_fc_la_llink_spd, acqe_fc); + bf_get(lpfc_acqe_fc_la_llink_spd, acqe_fc) * 10; lpfc_printf_log(phba, KERN_INFO, LOG_SLI, "2896 Async FC event - Speed:%dGBaud Topology:x%x " "LA Type:x%x Port Type:%d Port Number:%d Logical speed:" @@ -3299,7 +3971,7 @@ lpfc_sli4_async_fc_evt(struct lpfc_hba *phba, struct lpfc_acqe_fc_la *acqe_fc) phba->sli4_hba.link_state.status, phba->sli4_hba.link_state.type, phba->sli4_hba.link_state.number, - phba->sli4_hba.link_state.logical_speed * 10, + phba->sli4_hba.link_state.logical_speed, phba->sli4_hba.link_state.fault); pmb = (LPFC_MBOXQ_t *)mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); if (!pmb) { @@ -3355,12 +4027,80 @@ out_free_pmb: static void lpfc_sli4_async_sli_evt(struct lpfc_hba *phba, struct lpfc_acqe_sli *acqe_sli) { - lpfc_printf_log(phba, KERN_INFO, LOG_SLI, - "2901 Async SLI event - Event Data1:x%08x Event Data2:" - "x%08x SLI Event Type:%d", - acqe_sli->event_data1, acqe_sli->event_data2, - bf_get(lpfc_trailer_type, acqe_sli)); - return; + char port_name; + char message[128]; + uint8_t status; + struct lpfc_acqe_misconfigured_event *misconfigured; + + /* special case misconfigured event as it contains data for all ports */ + if ((bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf) != + LPFC_SLI_INTF_IF_TYPE_2) || + (bf_get(lpfc_trailer_type, acqe_sli) != + LPFC_SLI_EVENT_TYPE_MISCONFIGURED)) { + lpfc_printf_log(phba, KERN_INFO, LOG_SLI, + "2901 Async SLI event - Event Data1:x%08x Event Data2:" + "x%08x SLI Event Type:%d\n", + acqe_sli->event_data1, acqe_sli->event_data2, + bf_get(lpfc_trailer_type, acqe_sli)); + return; + } + + port_name = phba->Port[0]; + if (port_name == 0x00) + port_name = '?'; /* get port name is empty */ + + misconfigured = (struct lpfc_acqe_misconfigured_event *) + &acqe_sli->event_data1; + + /* fetch the status for this port */ + switch (phba->sli4_hba.lnk_info.lnk_no) { + case LPFC_LINK_NUMBER_0: + status = bf_get(lpfc_sli_misconfigured_port0, + &misconfigured->theEvent); + break; + case LPFC_LINK_NUMBER_1: + status = bf_get(lpfc_sli_misconfigured_port1, + &misconfigured->theEvent); + break; + case LPFC_LINK_NUMBER_2: + status = bf_get(lpfc_sli_misconfigured_port2, + &misconfigured->theEvent); + break; + case LPFC_LINK_NUMBER_3: + status = bf_get(lpfc_sli_misconfigured_port3, + &misconfigured->theEvent); + break; + default: + status = ~LPFC_SLI_EVENT_STATUS_VALID; + break; + } + + switch (status) { + case LPFC_SLI_EVENT_STATUS_VALID: + return; /* no message if the sfp is okay */ + case LPFC_SLI_EVENT_STATUS_NOT_PRESENT: + sprintf(message, "Optics faulted/incorrectly installed/not " \ + "installed - Reseat optics, if issue not " + "resolved, replace."); + break; + case LPFC_SLI_EVENT_STATUS_WRONG_TYPE: + sprintf(message, + "Optics of two types installed - Remove one optic or " \ + "install matching pair of optics."); + break; + case LPFC_SLI_EVENT_STATUS_UNSUPPORTED: + sprintf(message, "Incompatible optics - Replace with " \ + "compatible optics for card to function."); + break; + default: + /* firmware is reporting a status we don't know about */ + sprintf(message, "Unknown event status x%02x", status); + break; + } + + lpfc_printf_log(phba, KERN_ERR, LOG_SLI, + "3176 Misconfigured Physical Port - " + "Port Name %c %s\n", port_name, message); } /** @@ -3534,6 +4274,7 @@ lpfc_sli4_async_fip_evt(struct lpfc_hba *phba, break; case LPFC_FIP_EVENT_TYPE_FCF_DEAD: + phba->fcoe_cvl_eventtag = acqe_fip->event_tag; lpfc_printf_log(phba, KERN_ERR, LOG_FIP | LOG_DISCOVERY, "2549 FCF (x%x) disconnected from network, " "tag:x%x\n", acqe_fip->index, acqe_fip->event_tag); @@ -3586,8 +4327,7 @@ lpfc_sli4_async_fip_evt(struct lpfc_hba *phba, lpfc_sli4_fcf_dead_failthrough(phba); } else { /* Reset FCF roundrobin bmask for new discovery */ - memset(phba->fcf.fcf_rr_bmask, 0, - sizeof(*phba->fcf.fcf_rr_bmask)); + lpfc_sli4_clear_fcf_rr_bmask(phba); /* * Handling fast FCF failover to a DEAD FCF event is * considered equalivant to receiving CVL to all vports. @@ -3596,11 +4336,13 @@ lpfc_sli4_async_fip_evt(struct lpfc_hba *phba, } break; case LPFC_FIP_EVENT_TYPE_CVL: + phba->fcoe_cvl_eventtag = acqe_fip->event_tag; lpfc_printf_log(phba, KERN_ERR, LOG_FIP | LOG_DISCOVERY, "2718 Clear Virtual Link Received for VPI 0x%x" " tag 0x%x\n", acqe_fip->index, acqe_fip->event_tag); + vport = lpfc_find_vport_by_vpid(phba, - acqe_fip->index - phba->vpi_base); + acqe_fip->index); ndlp = lpfc_sli4_perform_vport_cvl(vport); if (!ndlp) break; @@ -3625,7 +4367,8 @@ lpfc_sli4_async_fip_evt(struct lpfc_hba *phba, * If there are other active VLinks present, * re-instantiate the Vlink using FDISC. */ - mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ); + mod_timer(&ndlp->nlp_delayfunc, + jiffies + msecs_to_jiffies(1000)); shost = lpfc_shost_from_vport(vport); spin_lock_irq(shost->host_lock); ndlp->nlp_flag |= NLP_DELAY_TMO; @@ -3672,8 +4415,7 @@ lpfc_sli4_async_fip_evt(struct lpfc_hba *phba, * Reset FCF roundrobin bmask for new * discovery. */ - memset(phba->fcf.fcf_rr_bmask, 0, - sizeof(*phba->fcf.fcf_rr_bmask)); + lpfc_sli4_clear_fcf_rr_bmask(phba); } break; default: @@ -3720,11 +4462,11 @@ lpfc_sli4_async_grp5_evt(struct lpfc_hba *phba, phba->fcoe_eventtag = acqe_grp5->event_tag; prev_ll_spd = phba->sli4_hba.link_state.logical_speed; phba->sli4_hba.link_state.logical_speed = - (bf_get(lpfc_acqe_grp5_llink_spd, acqe_grp5)); + (bf_get(lpfc_acqe_grp5_llink_spd, acqe_grp5)) * 10; lpfc_printf_log(phba, KERN_INFO, LOG_SLI, "2789 GRP5 Async Event: Updating logical link speed " - "from %dMbps to %dMbps\n", (prev_ll_spd * 10), - (phba->sli4_hba.link_state.logical_speed*10)); + "from %dMbps to %dMbps\n", prev_ll_spd, + phba->sli4_hba.link_state.logical_speed); } /** @@ -3902,7 +4644,7 @@ static int lpfc_enable_pci_dev(struct lpfc_hba *phba) { struct pci_dev *pdev; - int bars; + int bars = 0; /* Obtain PCI device reference */ if (!phba->pcidev) @@ -3922,11 +4664,17 @@ lpfc_enable_pci_dev(struct lpfc_hba *phba) pci_try_set_mwi(pdev); pci_save_state(pdev); + /* PCIe EEH recovery on powerpc platforms needs fundamental reset */ + if (pci_is_pcie(pdev)) + pdev->needs_freset = 1; + return 0; out_disable_device: pci_disable_device(pdev); out_error: + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "1401 Failed to enable pci device, bars:x%x\n", bars); return -ENODEV; } @@ -3953,8 +4701,6 @@ lpfc_disable_pci_dev(struct lpfc_hba *phba) /* Release PCI resource and disable PCI device */ pci_release_selected_regions(pdev, bars); pci_disable_device(pdev); - /* Null out PCI private reference to driver */ - pci_set_drvdata(pdev, NULL); return; } @@ -3976,7 +4722,10 @@ lpfc_reset_hba(struct lpfc_hba *phba) phba->link_state = LPFC_HBA_ERROR; return; } - lpfc_offline_prep(phba); + 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); @@ -3984,6 +4733,70 @@ lpfc_reset_hba(struct lpfc_hba *phba) } /** + * lpfc_sli_sriov_nr_virtfn_get - Get the number of sr-iov virtual functions + * @phba: pointer to lpfc hba data structure. + * + * This function enables the PCI SR-IOV virtual functions to a physical + * function. It invokes the PCI SR-IOV api with the @nr_vfn provided to + * enable the number of virtual functions to the physical function. As + * not all devices support SR-IOV, the return code from the pci_enable_sriov() + * API call does not considered as an error condition for most of the device. + **/ +uint16_t +lpfc_sli_sriov_nr_virtfn_get(struct lpfc_hba *phba) +{ + struct pci_dev *pdev = phba->pcidev; + uint16_t nr_virtfn; + int pos; + + pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_SRIOV); + if (pos == 0) + return 0; + + pci_read_config_word(pdev, pos + PCI_SRIOV_TOTAL_VF, &nr_virtfn); + return nr_virtfn; +} + +/** + * lpfc_sli_probe_sriov_nr_virtfn - Enable a number of sr-iov virtual functions + * @phba: pointer to lpfc hba data structure. + * @nr_vfn: number of virtual functions to be enabled. + * + * This function enables the PCI SR-IOV virtual functions to a physical + * function. It invokes the PCI SR-IOV api with the @nr_vfn provided to + * enable the number of virtual functions to the physical function. As + * not all devices support SR-IOV, the return code from the pci_enable_sriov() + * API call does not considered as an error condition for most of the device. + **/ +int +lpfc_sli_probe_sriov_nr_virtfn(struct lpfc_hba *phba, int nr_vfn) +{ + struct pci_dev *pdev = phba->pcidev; + uint16_t max_nr_vfn; + int rc; + + max_nr_vfn = lpfc_sli_sriov_nr_virtfn_get(phba); + if (nr_vfn > max_nr_vfn) { + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "3057 Requested vfs (%d) greater than " + "supported vfs (%d)", nr_vfn, max_nr_vfn); + return -EINVAL; + } + + rc = pci_enable_sriov(pdev, nr_vfn); + if (rc) { + lpfc_printf_log(phba, KERN_WARNING, LOG_INIT, + "2806 Failed to enable sriov on this device " + "with vfn number nr_vf:%d, rc:%d\n", + nr_vfn, rc); + } else + lpfc_printf_log(phba, KERN_WARNING, LOG_INIT, + "2807 Successful enable sriov on this device " + "with vfn number nr_vf:%d\n", nr_vfn); + return rc; +} + +/** * lpfc_sli_driver_resource_setup - Setup driver internal resources for SLI3 dev. * @phba: pointer to lpfc hba data structure. * @@ -3998,6 +4811,7 @@ static int lpfc_sli_driver_resource_setup(struct lpfc_hba *phba) { struct lpfc_sli *psli; + int rc; /* * Initialize timers used by driver @@ -4039,24 +4853,60 @@ lpfc_sli_driver_resource_setup(struct lpfc_hba *phba) phba->cfg_sg_seg_cnt = LPFC_DEFAULT_MENLO_SG_SEG_CNT; } + if (!phba->sli.ring) + phba->sli.ring = (struct lpfc_sli_ring *) + kzalloc(LPFC_SLI3_MAX_RING * + sizeof(struct lpfc_sli_ring), GFP_KERNEL); + if (!phba->sli.ring) + return -ENOMEM; + /* - * Since the sg_tablesize is module parameter, the sg_dma_buf_size + * Since lpfc_sg_seg_cnt is module parameter, the sg_dma_buf_size * used to create the sg_dma_buf_pool must be dynamically calculated. - * 2 segments are added since the IOCB needs a command and response bde. */ - phba->cfg_sg_dma_buf_size = sizeof(struct fcp_cmnd) + - sizeof(struct fcp_rsp) + - ((phba->cfg_sg_seg_cnt + 2) * sizeof(struct ulp_bde64)); + /* Initialize the host templates the configured values. */ + lpfc_vport_template.sg_tablesize = phba->cfg_sg_seg_cnt; + lpfc_template.sg_tablesize = phba->cfg_sg_seg_cnt; + + /* There are going to be 2 reserved BDEs: 1 FCP cmnd + 1 FCP rsp */ if (phba->cfg_enable_bg) { - phba->cfg_sg_seg_cnt = LPFC_MAX_SG_SEG_CNT; - phba->cfg_sg_dma_buf_size += - phba->cfg_prot_sg_seg_cnt * sizeof(struct ulp_bde64); + /* + * The scsi_buf for a T10-DIF I/O will hold the FCP cmnd, + * the FCP rsp, and a BDE for each. Sice we have no control + * over how many protection data segments the SCSI Layer + * will hand us (ie: there could be one for every block + * in the IO), we just allocate enough BDEs to accomidate + * our max amount and we need to limit lpfc_sg_seg_cnt to + * minimize the risk of running out. + */ + phba->cfg_sg_dma_buf_size = sizeof(struct fcp_cmnd) + + sizeof(struct fcp_rsp) + + (LPFC_MAX_SG_SEG_CNT * sizeof(struct ulp_bde64)); + + if (phba->cfg_sg_seg_cnt > LPFC_MAX_SG_SEG_CNT_DIF) + phba->cfg_sg_seg_cnt = LPFC_MAX_SG_SEG_CNT_DIF; + + /* Total BDEs in BPL for scsi_sg_list and scsi_sg_prot_list */ + phba->cfg_total_seg_cnt = LPFC_MAX_SG_SEG_CNT; + } else { + /* + * The scsi_buf for a regular I/O will hold the FCP cmnd, + * the FCP rsp, a BDE for each, and a BDE for up to + * cfg_sg_seg_cnt data segments. + */ + phba->cfg_sg_dma_buf_size = sizeof(struct fcp_cmnd) + + sizeof(struct fcp_rsp) + + ((phba->cfg_sg_seg_cnt + 2) * sizeof(struct ulp_bde64)); + + /* Total BDEs in BPL for scsi_sg_list */ + phba->cfg_total_seg_cnt = phba->cfg_sg_seg_cnt + 2; } - /* Also reinitialize the host templates with new values. */ - lpfc_vport_template.sg_tablesize = phba->cfg_sg_seg_cnt; - lpfc_template.sg_tablesize = phba->cfg_sg_seg_cnt; + lpfc_printf_log(phba, KERN_INFO, LOG_INIT | LOG_FCP, + "9088 sg_tablesize:%d dmabuf_size:%d total_bde:%d\n", + phba->cfg_sg_seg_cnt, phba->cfg_sg_dma_buf_size, + phba->cfg_total_seg_cnt); phba->max_vpi = LPFC_MAX_VPI; /* This will be set to correct value after config_port mbox */ @@ -4072,6 +4922,23 @@ lpfc_sli_driver_resource_setup(struct lpfc_hba *phba) if (lpfc_mem_alloc(phba, BPL_ALIGN_SZ)) return -ENOMEM; + /* + * Enable sr-iov virtual functions if supported and configured + * through the module parameter. + */ + if (phba->cfg_sriov_nr_virtfn > 0) { + rc = lpfc_sli_probe_sriov_nr_virtfn(phba, + phba->cfg_sriov_nr_virtfn); + if (rc) { + lpfc_printf_log(phba, KERN_WARNING, LOG_INIT, + "2808 Requested number of SR-IOV " + "virtual functions (%d) is not " + "supported\n", + phba->cfg_sriov_nr_virtfn); + phba->cfg_sriov_nr_virtfn = 0; + } + } + return 0; } @@ -4105,12 +4972,17 @@ lpfc_sli_driver_resource_unset(struct lpfc_hba *phba) static int lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba) { + struct lpfc_vector_map_info *cpup; struct lpfc_sli *psli; LPFC_MBOXQ_t *mboxq; - int rc, i, hbq_count, buf_size, dma_buf_size, max_buf_size; + int rc, i, hbq_count, max_buf_size; uint8_t pn_page[LPFC_MAX_SUPPORTED_PAGES] = {0}; struct lpfc_mqe *mqe; - int longs, sli_family; + int longs; + int fof_vectors = 0; + + /* Get all the module params for configuring this host */ + lpfc_get_cfgparam(phba); /* Before proceed, wait for POST done and device ready */ rc = lpfc_sli4_post_status_check(phba); @@ -4148,15 +5020,15 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba) phba->fcf.redisc_wait.data = (unsigned long)phba; /* - * We need to do a READ_CONFIG mailbox command here before - * calling lpfc_get_cfgparam. For VFs this will report the - * MAX_XRI, MAX_VPI, MAX_RPI, MAX_IOCB, and MAX_VFI settings. - * All of the resources allocated - * for this Port are tied to these values. + * Control structure for handling external multi-buffer mailbox + * command pass-through. */ - /* Get all the module params for configuring this host */ - lpfc_get_cfgparam(phba); + memset((uint8_t *)&phba->mbox_ext_buf_ctx, 0, + sizeof(struct lpfc_mbox_ext_buf_ctx)); + INIT_LIST_HEAD(&phba->mbox_ext_buf_ctx.ext_dmabuf_list); + phba->max_vpi = LPFC_MAX_VPI; + /* This will be set to correct value after the read_config mbox */ phba->max_vports = 0; @@ -4167,40 +5039,80 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba) phba->fc_map[2] = LPFC_FCOE_FCF_MAP2; /* - * Since the sg_tablesize is module parameter, the sg_dma_buf_size + * For SLI4, instead of using ring 0 (LPFC_FCP_RING) for FCP commands + * we will associate a new ring, for each FCP fastpath EQ/CQ/WQ tuple. + */ + if (!phba->sli.ring) + phba->sli.ring = kzalloc( + (LPFC_SLI3_MAX_RING + phba->cfg_fcp_io_channel) * + sizeof(struct lpfc_sli_ring), GFP_KERNEL); + if (!phba->sli.ring) + return -ENOMEM; + + /* + * It doesn't matter what family our adapter is in, we are + * limited to 2 Pages, 512 SGEs, for our SGL. + * There are going to be 2 reserved SGEs: 1 FCP cmnd + 1 FCP rsp + */ + max_buf_size = (2 * SLI4_PAGE_SIZE); + if (phba->cfg_sg_seg_cnt > LPFC_MAX_SGL_SEG_CNT - 2) + phba->cfg_sg_seg_cnt = LPFC_MAX_SGL_SEG_CNT - 2; + + /* + * Since lpfc_sg_seg_cnt is module parameter, the sg_dma_buf_size * used to create the sg_dma_buf_pool must be dynamically calculated. - * 2 segments are added since the IOCB needs a command and response bde. - * To insure that the scsi sgl does not cross a 4k page boundary only - * sgl sizes of must be a power of 2. */ - buf_size = (sizeof(struct fcp_cmnd) + sizeof(struct fcp_rsp) + - ((phba->cfg_sg_seg_cnt + 2) * sizeof(struct sli4_sge))); - - sli_family = bf_get(lpfc_sli_intf_sli_family, &phba->sli4_hba.sli_intf); - max_buf_size = LPFC_SLI4_MAX_BUF_SIZE; - switch (sli_family) { - case LPFC_SLI_INTF_FAMILY_BE2: - case LPFC_SLI_INTF_FAMILY_BE3: - /* There is a single hint for BE - 2 pages per BPL. */ - if (bf_get(lpfc_sli_intf_sli_hint1, &phba->sli4_hba.sli_intf) == - LPFC_SLI_INTF_SLI_HINT1_1) - max_buf_size = LPFC_SLI4_FL1_MAX_BUF_SIZE; - break; - case LPFC_SLI_INTF_FAMILY_LNCR_A0: - case LPFC_SLI_INTF_FAMILY_LNCR_B0: - default: - break; + + if (phba->cfg_enable_bg) { + /* + * The scsi_buf for a T10-DIF I/O will hold the FCP cmnd, + * the FCP rsp, and a SGE for each. Sice we have no control + * over how many protection data segments the SCSI Layer + * will hand us (ie: there could be one for every block + * in the IO), we just allocate enough SGEs to accomidate + * our max amount and we need to limit lpfc_sg_seg_cnt to + * minimize the risk of running out. + */ + phba->cfg_sg_dma_buf_size = sizeof(struct fcp_cmnd) + + sizeof(struct fcp_rsp) + max_buf_size; + + /* Total SGEs for scsi_sg_list and scsi_sg_prot_list */ + phba->cfg_total_seg_cnt = LPFC_MAX_SGL_SEG_CNT; + + if (phba->cfg_sg_seg_cnt > LPFC_MAX_SG_SLI4_SEG_CNT_DIF) + phba->cfg_sg_seg_cnt = LPFC_MAX_SG_SLI4_SEG_CNT_DIF; + } else { + /* + * The scsi_buf for a regular I/O will hold the FCP cmnd, + * the FCP rsp, a SGE for each, and a SGE for up to + * cfg_sg_seg_cnt data segments. + */ + phba->cfg_sg_dma_buf_size = sizeof(struct fcp_cmnd) + + sizeof(struct fcp_rsp) + + ((phba->cfg_sg_seg_cnt + 2) * sizeof(struct sli4_sge)); + + /* Total SGEs for scsi_sg_list */ + phba->cfg_total_seg_cnt = phba->cfg_sg_seg_cnt + 2; + /* + * NOTE: if (phba->cfg_sg_seg_cnt + 2) <= 256 we only need + * to post 1 page for the SGL. + */ } - for (dma_buf_size = LPFC_SLI4_MIN_BUF_SIZE; - dma_buf_size < max_buf_size && buf_size > dma_buf_size; - dma_buf_size = dma_buf_size << 1) - ; - if (dma_buf_size == max_buf_size) - phba->cfg_sg_seg_cnt = (dma_buf_size - - sizeof(struct fcp_cmnd) - sizeof(struct fcp_rsp) - - (2 * sizeof(struct sli4_sge))) / - sizeof(struct sli4_sge); - phba->cfg_sg_dma_buf_size = dma_buf_size; + + /* Initialize the host templates with the updated values. */ + lpfc_vport_template.sg_tablesize = phba->cfg_sg_seg_cnt; + lpfc_template.sg_tablesize = phba->cfg_sg_seg_cnt; + + if (phba->cfg_sg_dma_buf_size <= LPFC_MIN_SG_SLI4_BUF_SZ) + phba->cfg_sg_dma_buf_size = LPFC_MIN_SG_SLI4_BUF_SZ; + else + phba->cfg_sg_dma_buf_size = + SLI4_PAGE_ALIGN(phba->cfg_sg_dma_buf_size); + + lpfc_printf_log(phba, KERN_INFO, LOG_INIT | LOG_FCP, + "9087 sg_tablesize:%d dmabuf_size:%d total_sge:%d\n", + phba->cfg_sg_seg_cnt, phba->cfg_sg_dma_buf_size, + phba->cfg_total_seg_cnt); /* Initialize buffer queue management fields */ hbq_count = lpfc_sli_hbq_count(); @@ -4220,7 +5132,7 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba) spin_lock_init(&phba->sli4_hba.abts_sgl_list_lock); /* - * Initialize dirver internal slow-path work queues + * Initialize driver internal slow-path work queues */ /* Driver internel slow-path CQ Event pool */ @@ -4236,6 +5148,12 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba) /* Receive queue CQ Event work queue list */ INIT_LIST_HEAD(&phba->sli4_hba.sp_unsol_work_queue); + /* Initialize extent block lists. */ + INIT_LIST_HEAD(&phba->sli4_hba.lpfc_rpi_blk_list); + INIT_LIST_HEAD(&phba->sli4_hba.lpfc_xri_blk_list); + INIT_LIST_HEAD(&phba->sli4_hba.lpfc_vfi_blk_list); + INIT_LIST_HEAD(&phba->lpfc_vpi_blk_list); + /* Initialize the driver internal SLI layer lists. */ lpfc_sli_setup(phba); lpfc_sli_queue_setup(phba); @@ -4267,6 +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) == @@ -4283,60 +5204,73 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba) goto out_free_bsmbx; } - /* Get the Supported Pages. It is always available. */ + /* Get the Supported Pages if PORT_CAPABILITIES is supported by port. */ lpfc_supported_pages(mboxq); rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_POLL); - if (unlikely(rc)) { - rc = -EIO; - mempool_free(mboxq, phba->mbox_mem_pool); - goto out_free_bsmbx; - } - - mqe = &mboxq->u.mqe; - memcpy(&pn_page[0], ((uint8_t *)&mqe->un.supp_pages.word3), - LPFC_MAX_SUPPORTED_PAGES); - for (i = 0; i < LPFC_MAX_SUPPORTED_PAGES; i++) { - switch (pn_page[i]) { - case LPFC_SLI4_PARAMETERS: - phba->sli4_hba.pc_sli4_params.supported = 1; - break; - default: - break; + if (!rc) { + mqe = &mboxq->u.mqe; + memcpy(&pn_page[0], ((uint8_t *)&mqe->un.supp_pages.word3), + LPFC_MAX_SUPPORTED_PAGES); + for (i = 0; i < LPFC_MAX_SUPPORTED_PAGES; i++) { + switch (pn_page[i]) { + case LPFC_SLI4_PARAMETERS: + phba->sli4_hba.pc_sli4_params.supported = 1; + break; + default: + break; + } + } + /* Read the port's SLI4 Parameters capabilities if supported. */ + if (phba->sli4_hba.pc_sli4_params.supported) + rc = lpfc_pc_sli4_params_get(phba, mboxq); + if (rc) { + mempool_free(mboxq, phba->mbox_mem_pool); + rc = -EIO; + goto out_free_bsmbx; } } - - /* Read the port's SLI4 Parameters capabilities if supported. */ - if (phba->sli4_hba.pc_sli4_params.supported) - rc = lpfc_pc_sli4_params_get(phba, mboxq); - mempool_free(mboxq, phba->mbox_mem_pool); + /* + * Get sli4 parameters that override parameters from Port capabilities. + * If this call fails, it isn't critical unless the SLI4 parameters come + * back in conflict. + */ + rc = lpfc_get_sli4_parameters(phba, mboxq); if (rc) { - rc = -EIO; - goto out_free_bsmbx; + if (phba->sli4_hba.extents_in_use && + phba->sli4_hba.rpi_hdrs_in_use) { + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "2999 Unsupported SLI4 Parameters " + "Extents and RPI headers enabled.\n"); + goto out_free_bsmbx; + } } - /* Create all the SLI4 queues */ - rc = lpfc_sli4_queue_create(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) goto out_free_bsmbx; /* Create driver internal CQE event pool */ rc = lpfc_sli4_cq_event_pool_create(phba); if (rc) - goto out_destroy_queue; + goto out_free_bsmbx; - /* Initialize and populate the iocb list per host */ - rc = lpfc_init_sgl_list(phba); - if (rc) { - lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "1400 Failed to initialize sgl list.\n"); - goto out_destroy_cq_event_pool; - } + /* Initialize sgl lists per host */ + lpfc_init_sgl_list(phba); + + /* Allocate and initialize active sgl array */ rc = lpfc_init_active_sgl_array(phba); if (rc) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "1430 Failed to initialize sgl list.\n"); - goto out_free_sgl_list; + goto out_destroy_cq_event_pool; } - rc = lpfc_sli4_init_rpi_hdrs(phba); if (rc) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, @@ -4352,29 +5286,89 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba) lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "2759 Failed allocate memory for FCF round " "robin failover bmask\n"); + rc = -ENOMEM; goto out_remove_rpi_hdrs; } - phba->sli4_hba.fcp_eq_hdl = kzalloc((sizeof(struct lpfc_fcp_eq_hdl) * - phba->cfg_fcp_eq_count), GFP_KERNEL); + phba->sli4_hba.fcp_eq_hdl = + kzalloc((sizeof(struct lpfc_fcp_eq_hdl) * + (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 fast-path " - "per-EQ handle array\n"); + "2572 Failed allocate memory for " + "fast-path per-EQ handle array\n"); + rc = -ENOMEM; goto out_free_fcf_rr_bmask; } phba->sli4_hba.msix_entries = kzalloc((sizeof(struct msix_entry) * - phba->sli4_hba.cfg_eqn), 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 " "interrupt vector entries\n"); + rc = -ENOMEM; goto out_free_fcp_eq_hdl; } - return rc; + phba->sli4_hba.cpu_map = kzalloc((sizeof(struct lpfc_vector_map_info) * + phba->sli4_hba.num_present_cpu), + GFP_KERNEL); + if (!phba->sli4_hba.cpu_map) { + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "3327 Failed allocate memory for msi-x " + "interrupt vector mapping\n"); + rc = -ENOMEM; + goto out_free_msix; + } + if (lpfc_used_cpu == NULL) { + lpfc_used_cpu = kzalloc((sizeof(uint16_t) * lpfc_present_cpu), + GFP_KERNEL); + if (!lpfc_used_cpu) { + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "3335 Failed allocate memory for msi-x " + "interrupt vector mapping\n"); + kfree(phba->sli4_hba.cpu_map); + rc = -ENOMEM; + goto out_free_msix; + } + for (i = 0; i < lpfc_present_cpu; i++) + lpfc_used_cpu[i] = LPFC_VECTOR_MAP_EMPTY; + } + + /* Initialize io channels for round robin */ + cpup = phba->sli4_hba.cpu_map; + rc = 0; + for (i = 0; i < phba->sli4_hba.num_present_cpu; i++) { + cpup->channel_id = rc; + rc++; + if (rc >= phba->cfg_fcp_io_channel) + rc = 0; + } + + /* + * Enable sr-iov virtual functions if supported and configured + * through the module parameter. + */ + if (phba->cfg_sriov_nr_virtfn > 0) { + rc = lpfc_sli_probe_sriov_nr_virtfn(phba, + phba->cfg_sriov_nr_virtfn); + if (rc) { + lpfc_printf_log(phba, KERN_WARNING, LOG_INIT, + "3020 Requested number of SR-IOV " + "virtual functions (%d) is not " + "supported\n", + phba->cfg_sriov_nr_virtfn); + phba->cfg_sriov_nr_virtfn = 0; + } + } + + return 0; +out_free_msix: + kfree(phba->sli4_hba.msix_entries); out_free_fcp_eq_hdl: kfree(phba->sli4_hba.fcp_eq_hdl); out_free_fcf_rr_bmask: @@ -4383,12 +5377,8 @@ out_remove_rpi_hdrs: lpfc_sli4_remove_rpi_hdrs(phba); out_free_active_sgl: lpfc_free_active_sgl(phba); -out_free_sgl_list: - lpfc_free_sgl_list(phba); out_destroy_cq_event_pool: lpfc_sli4_cq_event_pool_destroy(phba); -out_destroy_queue: - lpfc_sli4_queue_destroy(phba); out_free_bsmbx: lpfc_destroy_bootstrap_mbox(phba); out_free_mem: @@ -4408,6 +5398,12 @@ lpfc_sli4_driver_resource_unset(struct lpfc_hba *phba) { struct lpfc_fcf_conn_entry *conn_entry, *next_conn_entry; + /* Free memory allocated for msi-x interrupt vector to CPU mapping */ + 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); @@ -4423,18 +5419,15 @@ lpfc_sli4_driver_resource_unset(struct lpfc_hba *phba) /* Free the ELS sgl list */ lpfc_free_active_sgl(phba); - lpfc_free_sgl_list(phba); - - /* Free the SCSI sgl management array */ - kfree(phba->sli4_hba.lpfc_scsi_psb_array); - - /* Free the SLI4 queues */ - lpfc_sli4_queue_destroy(phba); + lpfc_free_els_sgl_list(phba); /* Free the completion queue EQ event pool */ lpfc_sli4_cq_event_release_all(phba); lpfc_sli4_cq_event_pool_destroy(phba); + /* Release resource identifiers. */ + lpfc_sli4_dealloc_resource_identifiers(phba); + /* Free the bsmbx region. */ lpfc_destroy_bootstrap_mbox(phba); @@ -4452,7 +5445,7 @@ lpfc_sli4_driver_resource_unset(struct lpfc_hba *phba) } /** - * lpfc_init_api_table_setup - Set up init api fucntion jump table + * lpfc_init_api_table_setup - Set up init api function jump table * @phba: The hba struct for which this call is being executed. * @dev_grp: The HBA PCI-Device group number. * @@ -4466,6 +5459,7 @@ lpfc_init_api_table_setup(struct lpfc_hba *phba, uint8_t dev_grp) { phba->lpfc_hba_init_link = lpfc_hba_init_link; phba->lpfc_hba_down_link = lpfc_hba_down_link; + phba->lpfc_selective_reset = lpfc_selective_reset; switch (dev_grp) { case LPFC_PCI_DEV_LP: phba->lpfc_hba_down_post = lpfc_hba_down_post_s3; @@ -4518,8 +5512,10 @@ lpfc_setup_driver_resource_phase1(struct lpfc_hba *phba) init_waitqueue_head(&phba->work_waitq); /* Initialize the scsi buffer list used by driver for scsi IO */ - spin_lock_init(&phba->scsi_buf_list_lock); - INIT_LIST_HEAD(&phba->lpfc_scsi_buf_list); + spin_lock_init(&phba->scsi_buf_list_get_lock); + INIT_LIST_HEAD(&phba->lpfc_scsi_buf_list_get); + spin_lock_init(&phba->scsi_buf_list_put_lock); + INIT_LIST_HEAD(&phba->lpfc_scsi_buf_list_put); /* Initialize the fabric iocb list */ INIT_LIST_HEAD(&phba->fabric_iocb_list); @@ -4530,6 +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; } @@ -4634,6 +5634,7 @@ lpfc_init_iocb_list(struct lpfc_hba *phba, int iocb_count) "Unloading driver.\n", __func__); goto out_free_iocbq; } + iocbq_entry->sli4_lxritag = NO_XRI; iocbq_entry->sli4_xritag = NO_XRI; spin_lock_irq(&phba->hbalock); @@ -4651,29 +5652,42 @@ out_free_iocbq: } /** - * lpfc_free_sgl_list - Free sgl list. + * lpfc_free_sgl_list - Free a given sgl list. * @phba: pointer to lpfc hba data structure. + * @sglq_list: pointer to the head of sgl list. * - * This routine is invoked to free the driver's sgl list and memory. + * This routine is invoked to free a give sgl list and memory. **/ -static void -lpfc_free_sgl_list(struct lpfc_hba *phba) +void +lpfc_free_sgl_list(struct lpfc_hba *phba, struct list_head *sglq_list) { struct lpfc_sglq *sglq_entry = NULL, *sglq_next = NULL; + + list_for_each_entry_safe(sglq_entry, sglq_next, sglq_list, list) { + list_del(&sglq_entry->list); + lpfc_mbuf_free(phba, sglq_entry->virt, sglq_entry->phys); + kfree(sglq_entry); + } +} + +/** + * lpfc_free_els_sgl_list - Free els sgl list. + * @phba: pointer to lpfc hba data structure. + * + * This routine is invoked to free the driver's els sgl list and memory. + **/ +static void +lpfc_free_els_sgl_list(struct lpfc_hba *phba) +{ LIST_HEAD(sglq_list); + /* Retrieve all els sgls from driver list */ spin_lock_irq(&phba->hbalock); list_splice_init(&phba->sli4_hba.lpfc_sgl_list, &sglq_list); spin_unlock_irq(&phba->hbalock); - list_for_each_entry_safe(sglq_entry, sglq_next, - &sglq_list, list) { - list_del(&sglq_entry->list); - lpfc_mbuf_free(phba, sglq_entry->virt, sglq_entry->phys); - kfree(sglq_entry); - phba->sli4_hba.total_sglq_bufs--; - } - kfree(phba->sli4_hba.lpfc_els_sgl_array); + /* Now free the sgl list */ + lpfc_free_sgl_list(phba, &sglq_list); } /** @@ -4718,107 +5732,19 @@ lpfc_free_active_sgl(struct lpfc_hba *phba) * This routine is invoked to allocate and initizlize the driver's sgl * list and set up the sgl xritag tag array accordingly. * - * Return codes - * 0 - successful - * other values - error **/ -static int +static void lpfc_init_sgl_list(struct lpfc_hba *phba) { - struct lpfc_sglq *sglq_entry = NULL; - int i; - int els_xri_cnt; - - els_xri_cnt = lpfc_sli4_get_els_iocb_cnt(phba); - lpfc_printf_log(phba, KERN_INFO, LOG_SLI, - "2400 lpfc_init_sgl_list els %d.\n", - els_xri_cnt); /* Initialize and populate the sglq list per host/VF. */ INIT_LIST_HEAD(&phba->sli4_hba.lpfc_sgl_list); INIT_LIST_HEAD(&phba->sli4_hba.lpfc_abts_els_sgl_list); - /* Sanity check on XRI management */ - if (phba->sli4_hba.max_cfg_param.max_xri <= els_xri_cnt) { - lpfc_printf_log(phba, KERN_ERR, LOG_SLI, - "2562 No room left for SCSI XRI allocation: " - "max_xri=%d, els_xri=%d\n", - phba->sli4_hba.max_cfg_param.max_xri, - els_xri_cnt); - return -ENOMEM; - } - - /* Allocate memory for the ELS XRI management array */ - phba->sli4_hba.lpfc_els_sgl_array = - kzalloc((sizeof(struct lpfc_sglq *) * els_xri_cnt), - GFP_KERNEL); - - if (!phba->sli4_hba.lpfc_els_sgl_array) { - lpfc_printf_log(phba, KERN_ERR, LOG_SLI, - "2401 Failed to allocate memory for ELS " - "XRI management array of size %d.\n", - els_xri_cnt); - return -ENOMEM; - } + /* els xri-sgl book keeping */ + phba->sli4_hba.els_xri_cnt = 0; - /* Keep the SCSI XRI into the XRI management array */ - phba->sli4_hba.scsi_xri_max = - phba->sli4_hba.max_cfg_param.max_xri - els_xri_cnt; + /* scsi xri-buffer book keeping */ phba->sli4_hba.scsi_xri_cnt = 0; - - phba->sli4_hba.lpfc_scsi_psb_array = - kzalloc((sizeof(struct lpfc_scsi_buf *) * - phba->sli4_hba.scsi_xri_max), GFP_KERNEL); - - if (!phba->sli4_hba.lpfc_scsi_psb_array) { - lpfc_printf_log(phba, KERN_ERR, LOG_SLI, - "2563 Failed to allocate memory for SCSI " - "XRI management array of size %d.\n", - phba->sli4_hba.scsi_xri_max); - kfree(phba->sli4_hba.lpfc_els_sgl_array); - return -ENOMEM; - } - - for (i = 0; i < els_xri_cnt; i++) { - sglq_entry = kzalloc(sizeof(struct lpfc_sglq), GFP_KERNEL); - if (sglq_entry == NULL) { - printk(KERN_ERR "%s: only allocated %d sgls of " - "expected %d count. Unloading driver.\n", - __func__, i, els_xri_cnt); - goto out_free_mem; - } - - sglq_entry->sli4_xritag = lpfc_sli4_next_xritag(phba); - if (sglq_entry->sli4_xritag == NO_XRI) { - kfree(sglq_entry); - printk(KERN_ERR "%s: failed to allocate XRI.\n" - "Unloading driver.\n", __func__); - goto out_free_mem; - } - sglq_entry->buff_type = GEN_BUFF_TYPE; - sglq_entry->virt = lpfc_mbuf_alloc(phba, 0, &sglq_entry->phys); - if (sglq_entry->virt == NULL) { - kfree(sglq_entry); - printk(KERN_ERR "%s: failed to allocate mbuf.\n" - "Unloading driver.\n", __func__); - goto out_free_mem; - } - sglq_entry->sgl = sglq_entry->virt; - memset(sglq_entry->sgl, 0, LPFC_BPL_SIZE); - - /* The list order is used by later block SGL registraton */ - spin_lock_irq(&phba->hbalock); - sglq_entry->state = SGL_FREED; - list_add_tail(&sglq_entry->list, &phba->sli4_hba.lpfc_sgl_list); - phba->sli4_hba.lpfc_els_sgl_array[i] = sglq_entry; - phba->sli4_hba.total_sglq_bufs++; - spin_unlock_irq(&phba->hbalock); - } - return 0; - -out_free_mem: - kfree(phba->sli4_hba.lpfc_scsi_psb_array); - lpfc_free_sgl_list(phba); - return -ENOMEM; } /** @@ -4826,40 +5752,26 @@ out_free_mem: * @phba: pointer to lpfc hba data structure. * * This routine is invoked to post rpi header templates to the - * HBA consistent with the SLI-4 interface spec. This routine + * port for those SLI4 ports that do not support extents. This routine * posts a PAGE_SIZE memory region to the port to hold up to - * PAGE_SIZE modulo 64 rpi context headers. - * No locks are held here because this is an initialization routine - * called only from probe or lpfc_online when interrupts are not - * enabled and the driver is reinitializing the device. + * PAGE_SIZE modulo 64 rpi context headers. This is an initialization routine + * and should be called only when interrupts are disabled. * * Return codes * 0 - successful - * -ENOMEM - No availble memory - * -EIO - The mailbox failed to complete successfully. + * -ERROR - otherwise. **/ int lpfc_sli4_init_rpi_hdrs(struct lpfc_hba *phba) { int rc = 0; - int longs; - uint16_t rpi_count; struct lpfc_rpi_hdr *rpi_hdr; INIT_LIST_HEAD(&phba->sli4_hba.lpfc_rpi_hdr_list); - - /* - * Provision an rpi bitmask range for discovery. The total count - * is the difference between max and base + 1. - */ - rpi_count = phba->sli4_hba.max_cfg_param.rpi_base + - phba->sli4_hba.max_cfg_param.max_rpi - 1; - - longs = ((rpi_count) + BITS_PER_LONG - 1) / BITS_PER_LONG; - phba->sli4_hba.rpi_bmask = kzalloc(longs * sizeof(unsigned long), - GFP_KERNEL); - if (!phba->sli4_hba.rpi_bmask) - return -ENOMEM; + if (!phba->sli4_hba.rpi_hdrs_in_use) + return rc; + if (phba->sli4_hba.extents_in_use) + return -EIO; rpi_hdr = lpfc_sli4_create_rpi_hdr(phba); if (!rpi_hdr) { @@ -4891,11 +5803,28 @@ lpfc_sli4_create_rpi_hdr(struct lpfc_hba *phba) uint16_t rpi_limit, curr_rpi_range; struct lpfc_dmabuf *dmabuf; struct lpfc_rpi_hdr *rpi_hdr; + uint32_t rpi_count; + /* + * If the SLI4 port supports extents, posting the rpi header isn't + * required. Set the expected maximum count and let the actual value + * get set when extents are fully allocated. + */ + if (!phba->sli4_hba.rpi_hdrs_in_use) + return NULL; + if (phba->sli4_hba.extents_in_use) + return NULL; + + /* The limit on the logical index is just the max_rpi count. */ rpi_limit = phba->sli4_hba.max_cfg_param.rpi_base + - phba->sli4_hba.max_cfg_param.max_rpi - 1; + phba->sli4_hba.max_cfg_param.max_rpi - 1; spin_lock_irq(&phba->hbalock); + /* + * Establish the starting RPI in this header block. The starting + * rpi is normalized to a zero base because the physical rpi is + * port based. + */ curr_rpi_range = phba->sli4_hba.next_rpi; spin_unlock_irq(&phba->hbalock); @@ -4905,8 +5834,12 @@ lpfc_sli4_create_rpi_hdr(struct lpfc_hba *phba) * and to allow the full max_rpi range per port. */ if ((curr_rpi_range + (LPFC_RPI_HDR_COUNT - 1)) > rpi_limit) - return NULL; + rpi_count = rpi_limit - curr_rpi_range; + else + rpi_count = LPFC_RPI_HDR_COUNT; + if (!rpi_count) + return NULL; /* * First allocate the protocol header region for the port. The * port expects a 4KB DMA-mapped memory region that is 4K aligned. @@ -4939,14 +5872,16 @@ lpfc_sli4_create_rpi_hdr(struct lpfc_hba *phba) rpi_hdr->len = LPFC_HDR_TEMPLATE_SIZE; rpi_hdr->page_count = 1; spin_lock_irq(&phba->hbalock); - rpi_hdr->start_rpi = phba->sli4_hba.next_rpi; + + /* The rpi_hdr stores the logical index only. */ + rpi_hdr->start_rpi = curr_rpi_range; list_add_tail(&rpi_hdr->list, &phba->sli4_hba.lpfc_rpi_hdr_list); /* - * The next_rpi stores the next module-64 rpi value to post - * in any subsequent rpi memory region postings. + * The next_rpi stores the next logical module-64 rpi value used + * to post physical rpis in subsequent rpi postings. */ - phba->sli4_hba.next_rpi += LPFC_RPI_HDR_COUNT; + phba->sli4_hba.next_rpi += rpi_count; spin_unlock_irq(&phba->hbalock); return rpi_hdr; @@ -4963,15 +5898,18 @@ lpfc_sli4_create_rpi_hdr(struct lpfc_hba *phba) * @phba: pointer to lpfc hba data structure. * * This routine is invoked to remove all memory resources allocated - * to support rpis. This routine presumes the caller has released all - * rpis consumed by fabric or port logins and is prepared to have - * the header pages removed. + * to support rpis for SLI4 ports not supporting extents. This routine + * presumes the caller has released all rpis consumed by fabric or port + * logins and is prepared to have the header pages removed. **/ void lpfc_sli4_remove_rpi_hdrs(struct lpfc_hba *phba) { struct lpfc_rpi_hdr *rpi_hdr, *next_rpi_hdr; + if (!phba->sli4_hba.rpi_hdrs_in_use) + goto exit; + list_for_each_entry_safe(rpi_hdr, next_rpi_hdr, &phba->sli4_hba.lpfc_rpi_hdr_list, list) { list_del(&rpi_hdr->list); @@ -4980,9 +5918,9 @@ lpfc_sli4_remove_rpi_hdrs(struct lpfc_hba *phba) kfree(rpi_hdr->dmabuf); kfree(rpi_hdr); } - - phba->sli4_hba.next_rpi = phba->sli4_hba.max_cfg_param.rpi_base; - memset(phba->sli4_hba.rpi_bmask, 0, sizeof(*phba->sli4_hba.rpi_bmask)); + exit: + /* There are no rpis available to the port now. */ + phba->sli4_hba.next_rpi = 0; } /** @@ -5038,6 +5976,10 @@ lpfc_hba_free(struct lpfc_hba *phba) /* Release the driver assigned board number */ idr_remove(&lpfc_hba_index, phba->brd_no); + /* Free memory allocated with sli rings */ + kfree(phba->sli.ring); + phba->sli.ring = NULL; + kfree(phba); return; } @@ -5108,14 +6050,45 @@ lpfc_destroy_shost(struct lpfc_hba *phba) static void lpfc_setup_bg(struct lpfc_hba *phba, struct Scsi_Host *shost) { + uint32_t old_mask; + uint32_t old_guard; + int pagecnt = 10; if (lpfc_prot_mask && lpfc_prot_guard) { lpfc_printf_log(phba, KERN_INFO, LOG_INIT, "1478 Registering BlockGuard with the " "SCSI layer\n"); - scsi_host_set_prot(shost, lpfc_prot_mask); - scsi_host_set_guard(shost, lpfc_prot_guard); + + old_mask = lpfc_prot_mask; + old_guard = lpfc_prot_guard; + + /* Only allow supported values */ + lpfc_prot_mask &= (SHOST_DIF_TYPE1_PROTECTION | + SHOST_DIX_TYPE0_PROTECTION | + SHOST_DIX_TYPE1_PROTECTION); + lpfc_prot_guard &= (SHOST_DIX_GUARD_IP | SHOST_DIX_GUARD_CRC); + + /* DIF Type 1 protection for profiles AST1/C1 is end to end */ + if (lpfc_prot_mask == SHOST_DIX_TYPE1_PROTECTION) + lpfc_prot_mask |= SHOST_DIF_TYPE1_PROTECTION; + + if (lpfc_prot_mask && lpfc_prot_guard) { + if ((old_mask != lpfc_prot_mask) || + (old_guard != lpfc_prot_guard)) + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "1475 Registering BlockGuard with the " + "SCSI layer: mask %d guard %d\n", + lpfc_prot_mask, lpfc_prot_guard); + + scsi_host_set_prot(shost, lpfc_prot_mask); + scsi_host_set_guard(shost, lpfc_prot_guard); + } else + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "1479 Not Registering BlockGuard with the SCSI " + "layer, Bad protection parameters: %d %d\n", + old_mask, old_guard); } + if (!_dump_buf_data) { while (pagecnt) { spin_lock_init(&_dump_buf_lock); @@ -5377,13 +6350,16 @@ lpfc_sli4_post_status_check(struct lpfc_hba *phba) int i, port_error = 0; uint32_t if_type; + memset(&portsmphr_reg, 0, sizeof(portsmphr_reg)); + memset(®_data, 0, sizeof(reg_data)); if (!phba->sli4_hba.PSMPHRregaddr) return -ENODEV; /* Wait up to 30 seconds for the SLI Port POST done and ready */ for (i = 0; i < 3000; i++) { - portsmphr_reg.word0 = readl(phba->sli4_hba.PSMPHRregaddr); - if (bf_get(lpfc_port_smphr_perr, &portsmphr_reg)) { + if (lpfc_readl(phba->sli4_hba.PSMPHRregaddr, + &portsmphr_reg.word0) || + (bf_get(lpfc_port_smphr_perr, &portsmphr_reg))) { /* Port has a fatal POST error, break out */ port_error = -ENODEV; break; @@ -5464,9 +6440,10 @@ lpfc_sli4_post_status_check(struct lpfc_hba *phba) break; case LPFC_SLI_INTF_IF_TYPE_2: /* Final checks. The port status should be clean. */ - reg_data.word0 = - readl(phba->sli4_hba.u.if_type2.STATUSregaddr); - if (bf_get(lpfc_sliport_status_err, ®_data)) { + if (lpfc_readl(phba->sli4_hba.u.if_type2.STATUSregaddr, + ®_data.word0) || + (bf_get(lpfc_sliport_status_err, ®_data) && + !bf_get(lpfc_sliport_status_rn, ®_data))) { phba->work_status[0] = readl(phba->sli4_hba.u.if_type2. ERR1regaddr); @@ -5474,10 +6451,9 @@ lpfc_sli4_post_status_check(struct lpfc_hba *phba) readl(phba->sli4_hba.u.if_type2. ERR2regaddr); lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "2888 Port Error Detected " - "during POST: " - "port status reg 0x%x, " - "port_smphr reg 0x%x, " + "2888 Unrecoverable port error " + "following POST: port status reg " + "0x%x, port_smphr reg 0x%x, " "error 1=0x%x, error 2=0x%x\n", reg_data.word0, portsmphr_reg.word0, @@ -5520,21 +6496,28 @@ lpfc_sli4_bar0_register_memmap(struct lpfc_hba *phba, uint32_t if_type) break; case LPFC_SLI_INTF_IF_TYPE_2: phba->sli4_hba.u.if_type2.ERR1regaddr = - phba->sli4_hba.conf_regs_memmap_p + LPFC_SLIPORT_ERR_1; + phba->sli4_hba.conf_regs_memmap_p + + LPFC_CTL_PORT_ER1_OFFSET; phba->sli4_hba.u.if_type2.ERR2regaddr = - phba->sli4_hba.conf_regs_memmap_p + LPFC_SLIPORT_ERR_2; + phba->sli4_hba.conf_regs_memmap_p + + LPFC_CTL_PORT_ER2_OFFSET; phba->sli4_hba.u.if_type2.CTRLregaddr = - phba->sli4_hba.conf_regs_memmap_p + LPFC_SLIPORT_CNTRL; + phba->sli4_hba.conf_regs_memmap_p + + LPFC_CTL_PORT_CTL_OFFSET; phba->sli4_hba.u.if_type2.STATUSregaddr = - phba->sli4_hba.conf_regs_memmap_p + LPFC_SLIPORT_STATUS; + phba->sli4_hba.conf_regs_memmap_p + + LPFC_CTL_PORT_STA_OFFSET; phba->sli4_hba.SLIINTFregaddr = phba->sli4_hba.conf_regs_memmap_p + LPFC_SLI_INTF; phba->sli4_hba.PSMPHRregaddr = - phba->sli4_hba.conf_regs_memmap_p + LPFC_SLIPORT_IF2_SMPHR; + phba->sli4_hba.conf_regs_memmap_p + + LPFC_CTL_PORT_SEM_OFFSET; phba->sli4_hba.RQDBregaddr = - phba->sli4_hba.conf_regs_memmap_p + LPFC_RQ_DOORBELL; + phba->sli4_hba.conf_regs_memmap_p + + LPFC_ULP0_RQ_DOORBELL; phba->sli4_hba.WQDBregaddr = - phba->sli4_hba.conf_regs_memmap_p + LPFC_WQ_DOORBELL; + phba->sli4_hba.conf_regs_memmap_p + + LPFC_ULP0_WQ_DOORBELL; phba->sli4_hba.EQCQDBregaddr = phba->sli4_hba.conf_regs_memmap_p + LPFC_EQCQ_DOORBELL; phba->sli4_hba.MQDBregaddr = @@ -5588,9 +6571,11 @@ lpfc_sli4_bar2_register_memmap(struct lpfc_hba *phba, uint32_t vf) return -ENODEV; phba->sli4_hba.RQDBregaddr = (phba->sli4_hba.drbl_regs_memmap_p + - vf * LPFC_VFR_PAGE_SIZE + LPFC_RQ_DOORBELL); + vf * LPFC_VFR_PAGE_SIZE + + LPFC_ULP0_RQ_DOORBELL); phba->sli4_hba.WQDBregaddr = (phba->sli4_hba.drbl_regs_memmap_p + - vf * LPFC_VFR_PAGE_SIZE + LPFC_WQ_DOORBELL); + vf * LPFC_VFR_PAGE_SIZE + + LPFC_ULP0_WQ_DOORBELL); phba->sli4_hba.EQCQDBregaddr = (phba->sli4_hba.drbl_regs_memmap_p + vf * LPFC_VFR_PAGE_SIZE + LPFC_EQCQ_DOORBELL); phba->sli4_hba.MQDBregaddr = (phba->sli4_hba.drbl_regs_memmap_p + @@ -5712,15 +6697,21 @@ lpfc_destroy_bootstrap_mbox(struct lpfc_hba *phba) * * Return codes * 0 - successful - * -ENOMEM - No availble memory + * -ENOMEM - No available memory * -EIO - The mailbox failed to complete successfully. **/ -static int +int lpfc_sli4_read_config(struct lpfc_hba *phba) { LPFC_MBOXQ_t *pmb; struct lpfc_mbx_read_config *rd_config; - uint32_t rc = 0; + union lpfc_sli4_cfg_shdr *shdr; + uint32_t shdr_status, shdr_add_status; + struct lpfc_mbx_get_func_cfg *get_func_cfg; + struct lpfc_rsrc_desc_fcfcoe *desc; + char *pdesc_0; + uint32_t desc_count; + int length, i, rc = 0, rc2; pmb = (LPFC_MBOXQ_t *) mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); if (!pmb) { @@ -5742,6 +6733,22 @@ lpfc_sli4_read_config(struct lpfc_hba *phba) rc = -EIO; } else { rd_config = &pmb->u.mqe.un.rd_config; + if (bf_get(lpfc_mbx_rd_conf_lnk_ldv, rd_config)) { + phba->sli4_hba.lnk_info.lnk_dv = LPFC_LNK_DAT_VAL; + phba->sli4_hba.lnk_info.lnk_tp = + bf_get(lpfc_mbx_rd_conf_lnk_type, rd_config); + phba->sli4_hba.lnk_info.lnk_no = + bf_get(lpfc_mbx_rd_conf_lnk_numb, rd_config); + lpfc_printf_log(phba, KERN_INFO, LOG_SLI, + "3081 lnk_type:%d, lnk_numb:%d\n", + phba->sli4_hba.lnk_info.lnk_tp, + phba->sli4_hba.lnk_info.lnk_no); + } else + lpfc_printf_log(phba, KERN_WARNING, LOG_SLI, + "3082 Mailbox (x%x) returned ldv:x0\n", + bf_get(lpfc_mqe_command, &pmb->u.mqe)); + phba->sli4_hba.extents_in_use = + bf_get(lpfc_mbx_rd_conf_extnts_inuse, rd_config); phba->sli4_hba.max_cfg_param.max_xri = bf_get(lpfc_mbx_rd_conf_xri_count, rd_config); phba->sli4_hba.max_cfg_param.xri_base = @@ -5760,8 +6767,6 @@ lpfc_sli4_read_config(struct lpfc_hba *phba) bf_get(lpfc_mbx_rd_conf_vfi_base, rd_config); phba->sli4_hba.max_cfg_param.max_fcfi = bf_get(lpfc_mbx_rd_conf_fcfi_count, rd_config); - phba->sli4_hba.max_cfg_param.fcfi_base = - bf_get(lpfc_mbx_rd_conf_fcfi_base, rd_config); phba->sli4_hba.max_cfg_param.max_eq = bf_get(lpfc_mbx_rd_conf_eq_count, rd_config); phba->sli4_hba.max_cfg_param.max_rq = @@ -5774,16 +6779,17 @@ lpfc_sli4_read_config(struct lpfc_hba *phba) phba->sli4_hba.next_xri = phba->sli4_hba.max_cfg_param.xri_base; phba->vpi_base = phba->sli4_hba.max_cfg_param.vpi_base; phba->vfi_base = phba->sli4_hba.max_cfg_param.vfi_base; - phba->sli4_hba.next_rpi = phba->sli4_hba.max_cfg_param.rpi_base; phba->max_vpi = (phba->sli4_hba.max_cfg_param.max_vpi > 0) ? (phba->sli4_hba.max_cfg_param.max_vpi - 1) : 0; phba->max_vports = phba->max_vpi; lpfc_printf_log(phba, KERN_INFO, LOG_SLI, - "2003 cfg params XRI(B:%d M:%d), " + "2003 cfg params Extents? %d " + "XRI(B:%d M:%d), " "VPI(B:%d M:%d) " "VFI(B:%d M:%d) " "RPI(B:%d M:%d) " - "FCFI(B:%d M:%d)\n", + "FCFI(Count:%d)\n", + phba->sli4_hba.extents_in_use, phba->sli4_hba.max_cfg_param.xri_base, phba->sli4_hba.max_cfg_param.max_xri, phba->sli4_hba.max_cfg_param.vpi_base, @@ -5792,18 +6798,84 @@ lpfc_sli4_read_config(struct lpfc_hba *phba) phba->sli4_hba.max_cfg_param.max_vfi, phba->sli4_hba.max_cfg_param.rpi_base, phba->sli4_hba.max_cfg_param.max_rpi, - phba->sli4_hba.max_cfg_param.fcfi_base, phba->sli4_hba.max_cfg_param.max_fcfi); } - mempool_free(pmb, phba->mbox_mem_pool); + + if (rc) + goto read_cfg_out; /* Reset the DFT_HBA_Q_DEPTH to the max xri */ - if (phba->cfg_hba_queue_depth > - (phba->sli4_hba.max_cfg_param.max_xri - - lpfc_sli4_get_els_iocb_cnt(phba))) - phba->cfg_hba_queue_depth = - phba->sli4_hba.max_cfg_param.max_xri - - lpfc_sli4_get_els_iocb_cnt(phba); + length = phba->sli4_hba.max_cfg_param.max_xri - + lpfc_sli4_get_els_iocb_cnt(phba); + if (phba->cfg_hba_queue_depth > length) { + lpfc_printf_log(phba, KERN_WARNING, LOG_INIT, + "3361 HBA queue depth changed from %d to %d\n", + phba->cfg_hba_queue_depth, length); + phba->cfg_hba_queue_depth = length; + } + + if (bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf) != + LPFC_SLI_INTF_IF_TYPE_2) + goto read_cfg_out; + + /* get the pf# and vf# for SLI4 if_type 2 port */ + length = (sizeof(struct lpfc_mbx_get_func_cfg) - + sizeof(struct lpfc_sli4_cfg_mhdr)); + lpfc_sli4_config(phba, pmb, LPFC_MBOX_SUBSYSTEM_COMMON, + LPFC_MBOX_OPCODE_GET_FUNCTION_CONFIG, + length, LPFC_SLI4_MBX_EMBED); + + rc2 = lpfc_sli_issue_mbox(phba, pmb, MBX_POLL); + shdr = (union lpfc_sli4_cfg_shdr *) + &pmb->u.mqe.un.sli4_config.header.cfg_shdr; + shdr_status = bf_get(lpfc_mbox_hdr_status, &shdr->response); + shdr_add_status = bf_get(lpfc_mbox_hdr_add_status, &shdr->response); + if (rc2 || shdr_status || shdr_add_status) { + lpfc_printf_log(phba, KERN_ERR, LOG_SLI, + "3026 Mailbox failed , mbxCmd x%x " + "GET_FUNCTION_CONFIG, mbxStatus x%x\n", + bf_get(lpfc_mqe_command, &pmb->u.mqe), + bf_get(lpfc_mqe_status, &pmb->u.mqe)); + goto read_cfg_out; + } + + /* search for fc_fcoe resrouce descriptor */ + get_func_cfg = &pmb->u.mqe.un.get_func_cfg; + desc_count = get_func_cfg->func_cfg.rsrc_desc_count; + + pdesc_0 = (char *)&get_func_cfg->func_cfg.desc[0]; + desc = (struct lpfc_rsrc_desc_fcfcoe *)pdesc_0; + length = bf_get(lpfc_rsrc_desc_fcfcoe_length, desc); + if (length == LPFC_RSRC_DESC_TYPE_FCFCOE_V0_RSVD) + length = LPFC_RSRC_DESC_TYPE_FCFCOE_V0_LENGTH; + else if (length != LPFC_RSRC_DESC_TYPE_FCFCOE_V1_LENGTH) + goto read_cfg_out; + + for (i = 0; i < LPFC_RSRC_DESC_MAX_NUM; i++) { + desc = (struct lpfc_rsrc_desc_fcfcoe *)(pdesc_0 + length * i); + if (LPFC_RSRC_DESC_TYPE_FCFCOE == + bf_get(lpfc_rsrc_desc_fcfcoe_type, desc)) { + phba->sli4_hba.iov.pf_number = + bf_get(lpfc_rsrc_desc_fcfcoe_pfnum, desc); + phba->sli4_hba.iov.vf_number = + bf_get(lpfc_rsrc_desc_fcfcoe_vfnum, desc); + break; + } + } + + if (i < LPFC_RSRC_DESC_MAX_NUM) + lpfc_printf_log(phba, KERN_INFO, LOG_SLI, + "3027 GET_FUNCTION_CONFIG: pf_number:%d, " + "vf_number:%d\n", phba->sli4_hba.iov.pf_number, + phba->sli4_hba.iov.vf_number); + else + lpfc_printf_log(phba, KERN_ERR, LOG_SLI, + "3028 GET_FUNCTION_CONFIG: failed to find " + "Resrouce Descriptor:x%x\n", + LPFC_RSRC_DESC_TYPE_FCFCOE); + +read_cfg_out: + mempool_free(pmb, phba->mbox_mem_pool); return rc; } @@ -5817,7 +6889,7 @@ lpfc_sli4_read_config(struct lpfc_hba *phba) * * Return codes * 0 - successful - * -ENOMEM - No availble memory + * -ENOMEM - No available memory * -EIO - The mailbox failed to complete successfully. **/ static int @@ -5866,149 +6938,214 @@ lpfc_setup_endian_order(struct lpfc_hba *phba) } /** - * lpfc_sli4_queue_create - Create all the SLI4 queues + * lpfc_sli4_queue_verify - Verify and update EQ and CQ counts * @phba: pointer to lpfc hba data structure. * - * This routine is invoked to allocate all the SLI4 queues for the FCoE 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. + * This routine is invoked to check the user settable queue counts for EQs and + * CQs. after this routine is called the counts will be set to valid values that + * adhere to the constraints of the system's interrupt vectors and the port's + * queue resources. * * Return codes * 0 - successful - * -ENOMEM - No availble memory - * -EIO - The mailbox failed to complete successfully. + * -ENOMEM - No available memory **/ static int -lpfc_sli4_queue_create(struct lpfc_hba *phba) +lpfc_sli4_queue_verify(struct lpfc_hba *phba) { - struct lpfc_queue *qdesc; - int fcp_eqidx, fcp_cqidx, fcp_wqidx; - int cfg_fcp_wq_count; - int cfg_fcp_eq_count; + int cfg_fcp_io_channel; + uint32_t cpu; + uint32_t i = 0; + int fof_vectors = phba->cfg_fof ? 1 : 0; /* - * Sanity check for confiugred queue parameters against the run-time + * Sanity check for configured queue parameters against the run-time * device parameters */ - /* Sanity check on FCP fast-path WQ parameters */ - cfg_fcp_wq_count = phba->cfg_fcp_wq_count; - if (cfg_fcp_wq_count > - (phba->sli4_hba.max_cfg_param.max_wq - LPFC_SP_WQN_DEF)) { - cfg_fcp_wq_count = phba->sli4_hba.max_cfg_param.max_wq - - LPFC_SP_WQN_DEF; - if (cfg_fcp_wq_count < LPFC_FP_WQN_MIN) { - lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "2581 Not enough WQs (%d) from " - "the pci function for supporting " - "FCP WQs (%d)\n", - phba->sli4_hba.max_cfg_param.max_wq, - phba->cfg_fcp_wq_count); - goto out_error; - } - lpfc_printf_log(phba, KERN_WARNING, LOG_INIT, - "2582 Not enough WQs (%d) from the pci " - "function for supporting the requested " - "FCP WQs (%d), the actual FCP WQs can " - "be supported: %d\n", - phba->sli4_hba.max_cfg_param.max_wq, - phba->cfg_fcp_wq_count, cfg_fcp_wq_count); - } - /* The actual number of FCP work queues adopted */ - phba->cfg_fcp_wq_count = cfg_fcp_wq_count; - - /* Sanity check on FCP fast-path EQ parameters */ - cfg_fcp_eq_count = phba->cfg_fcp_eq_count; - if (cfg_fcp_eq_count > - (phba->sli4_hba.max_cfg_param.max_eq - LPFC_SP_EQN_DEF)) { - cfg_fcp_eq_count = phba->sli4_hba.max_cfg_param.max_eq - - LPFC_SP_EQN_DEF; - if (cfg_fcp_eq_count < LPFC_FP_EQN_MIN) { + /* Sanity check on HBA EQ parameters */ + cfg_fcp_io_channel = phba->cfg_fcp_io_channel; + + /* It doesn't make sense to have more io channels then online CPUs */ + for_each_present_cpu(cpu) { + if (cpu_online(cpu)) + i++; + } + 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, + KERN_ERR, LOG_INIT, + "3188 Reducing IO channels to match number of " + "online CPUs: from %d to %d\n", + cfg_fcp_io_channel, i); + cfg_fcp_io_channel = i; + } + + 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) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "2574 Not enough EQs (%d) from the " "pci function for supporting FCP " "EQs (%d)\n", phba->sli4_hba.max_cfg_param.max_eq, - phba->cfg_fcp_eq_count); + phba->cfg_fcp_io_channel); goto out_error; } - lpfc_printf_log(phba, KERN_WARNING, LOG_INIT, - "2575 Not enough EQs (%d) from the pci " - "function for supporting the requested " - "FCP EQs (%d), the actual FCP EQs can " - "be supported: %d\n", - phba->sli4_hba.max_cfg_param.max_eq, - phba->cfg_fcp_eq_count, cfg_fcp_eq_count); - } - /* It does not make sense to have more EQs than WQs */ - if (cfg_fcp_eq_count > phba->cfg_fcp_wq_count) { - lpfc_printf_log(phba, KERN_WARNING, LOG_INIT, - "2593 The FCP EQ count(%d) cannot be greater " - "than the FCP WQ count(%d), limiting the " - "FCP EQ count to %d\n", cfg_fcp_eq_count, - phba->cfg_fcp_wq_count, - phba->cfg_fcp_wq_count); - cfg_fcp_eq_count = phba->cfg_fcp_wq_count; + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "2575 Reducing IO channels to match number of " + "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 - + fof_vectors; } - /* The actual number of FCP event queues adopted */ - phba->cfg_fcp_eq_count = cfg_fcp_eq_count; - /* The overall number of event queues used */ - phba->sli4_hba.cfg_eqn = phba->cfg_fcp_eq_count + LPFC_SP_EQN_DEF; - /* - * Create Event Queues (EQs) - */ + /* The actual number of FCP event queues adopted */ + phba->cfg_fcp_io_channel = cfg_fcp_io_channel; /* Get EQ depth from module parameter, fake the default for now */ phba->sli4_hba.eq_esize = LPFC_EQE_SIZE_4B; phba->sli4_hba.eq_ecount = LPFC_EQE_DEF_COUNT; - /* Create slow path event queue */ - qdesc = lpfc_sli4_queue_alloc(phba, phba->sli4_hba.eq_esize, - phba->sli4_hba.eq_ecount); - if (!qdesc) { + /* Get CQ depth from module parameter, fake the default for now */ + phba->sli4_hba.cq_esize = LPFC_CQE_SIZE; + phba->sli4_hba.cq_ecount = LPFC_CQE_DEF_COUNT; + + return 0; +out_error: + return -ENOMEM; +} + +/** + * lpfc_sli4_queue_create - Create all the SLI4 queues + * @phba: pointer to lpfc hba data structure. + * + * This routine is invoked to allocate all the SLI4 queues for the FCoE 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_sli4_queue_create(struct lpfc_hba *phba) +{ + struct lpfc_queue *qdesc; + int idx; + + /* + * Create HBA Record arrays. + */ + if (!phba->cfg_fcp_io_channel) + return -ERANGE; + + phba->sli4_hba.mq_esize = LPFC_MQE_SIZE; + phba->sli4_hba.mq_ecount = LPFC_MQE_DEF_COUNT; + phba->sli4_hba.wq_esize = LPFC_WQE_SIZE; + phba->sli4_hba.wq_ecount = LPFC_WQE_DEF_COUNT; + phba->sli4_hba.rq_esize = LPFC_RQE_SIZE; + phba->sli4_hba.rq_ecount = LPFC_RQE_DEF_COUNT; + + phba->sli4_hba.hba_eq = kzalloc((sizeof(struct lpfc_queue *) * + phba->cfg_fcp_io_channel), GFP_KERNEL); + if (!phba->sli4_hba.hba_eq) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "0496 Failed allocate slow-path EQ\n"); + "2576 Failed allocate memory for " + "fast-path EQ record array\n"); goto out_error; } - phba->sli4_hba.sp_eq = qdesc; - /* Create fast-path FCP Event Queue(s) */ - phba->sli4_hba.fp_eq = kzalloc((sizeof(struct lpfc_queue *) * - phba->cfg_fcp_eq_count), GFP_KERNEL); - if (!phba->sli4_hba.fp_eq) { + phba->sli4_hba.fcp_cq = kzalloc((sizeof(struct lpfc_queue *) * + phba->cfg_fcp_io_channel), GFP_KERNEL); + if (!phba->sli4_hba.fcp_cq) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "2576 Failed allocate memory for fast-path " - "EQ record array\n"); - goto out_free_sp_eq; + "2577 Failed allocate memory for fast-path " + "CQ record array\n"); + goto out_error; } - for (fcp_eqidx = 0; fcp_eqidx < phba->cfg_fcp_eq_count; fcp_eqidx++) { + + phba->sli4_hba.fcp_wq = kzalloc((sizeof(struct lpfc_queue *) * + phba->cfg_fcp_io_channel), GFP_KERNEL); + if (!phba->sli4_hba.fcp_wq) { + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "2578 Failed allocate memory for fast-path " + "WQ record array\n"); + goto out_error; + } + + /* + * Since the first EQ can have multiple CQs associated with it, + * this array is used to quickly see if we have a FCP fast-path + * CQ match. + */ + phba->sli4_hba.fcp_cq_map = kzalloc((sizeof(uint16_t) * + phba->cfg_fcp_io_channel), GFP_KERNEL); + if (!phba->sli4_hba.fcp_cq_map) { + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "2545 Failed allocate memory for fast-path " + "CQ map\n"); + goto out_error; + } + + /* + * Create HBA Event Queues (EQs). The cfg_fcp_io_channel specifies + * how many EQs to create. + */ + for (idx = 0; idx < phba->cfg_fcp_io_channel; idx++) { + + /* Create EQs */ qdesc = lpfc_sli4_queue_alloc(phba, phba->sli4_hba.eq_esize, phba->sli4_hba.eq_ecount); if (!qdesc) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "0497 Failed allocate fast-path EQ\n"); - goto out_free_fp_eq; + "0497 Failed allocate EQ (%d)\n", idx); + goto out_error; } - phba->sli4_hba.fp_eq[fcp_eqidx] = qdesc; + phba->sli4_hba.hba_eq[idx] = qdesc; + + /* Create Fast Path FCP CQs */ + qdesc = lpfc_sli4_queue_alloc(phba, phba->sli4_hba.cq_esize, + phba->sli4_hba.cq_ecount); + if (!qdesc) { + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "0499 Failed allocate fast-path FCP " + "CQ (%d)\n", idx); + goto out_error; + } + phba->sli4_hba.fcp_cq[idx] = qdesc; + + /* Create Fast Path FCP WQs */ + qdesc = lpfc_sli4_queue_alloc(phba, phba->sli4_hba.wq_esize, + phba->sli4_hba.wq_ecount); + if (!qdesc) { + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "0503 Failed allocate fast-path FCP " + "WQ (%d)\n", idx); + goto out_error; + } + phba->sli4_hba.fcp_wq[idx] = qdesc; } + /* - * Create Complete Queues (CQs) + * Create Slow Path Completion Queues (CQs) */ - /* Get CQ depth from module parameter, fake the default for now */ - phba->sli4_hba.cq_esize = LPFC_CQE_SIZE; - phba->sli4_hba.cq_ecount = LPFC_CQE_DEF_COUNT; - /* Create slow-path Mailbox Command Complete Queue */ qdesc = lpfc_sli4_queue_alloc(phba, phba->sli4_hba.cq_esize, phba->sli4_hba.cq_ecount); if (!qdesc) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "0500 Failed allocate slow-path mailbox CQ\n"); - goto out_free_fp_eq; + goto out_error; } phba->sli4_hba.mbx_cq = qdesc; @@ -6018,50 +7155,29 @@ lpfc_sli4_queue_create(struct lpfc_hba *phba) if (!qdesc) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "0501 Failed allocate slow-path ELS CQ\n"); - goto out_free_mbx_cq; + goto out_error; } phba->sli4_hba.els_cq = qdesc; - /* Create fast-path FCP Completion Queue(s), one-to-one with EQs */ - phba->sli4_hba.fcp_cq = kzalloc((sizeof(struct lpfc_queue *) * - phba->cfg_fcp_eq_count), GFP_KERNEL); - if (!phba->sli4_hba.fcp_cq) { - lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "2577 Failed allocate memory for fast-path " - "CQ record array\n"); - goto out_free_els_cq; - } - for (fcp_cqidx = 0; fcp_cqidx < phba->cfg_fcp_eq_count; fcp_cqidx++) { - qdesc = lpfc_sli4_queue_alloc(phba, phba->sli4_hba.cq_esize, - phba->sli4_hba.cq_ecount); - if (!qdesc) { - lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "0499 Failed allocate fast-path FCP " - "CQ (%d)\n", fcp_cqidx); - goto out_free_fcp_cq; - } - phba->sli4_hba.fcp_cq[fcp_cqidx] = qdesc; - } + /* + * Create Slow Path Work Queues (WQs) + */ /* Create Mailbox Command Queue */ - phba->sli4_hba.mq_esize = LPFC_MQE_SIZE; - phba->sli4_hba.mq_ecount = LPFC_MQE_DEF_COUNT; qdesc = lpfc_sli4_queue_alloc(phba, phba->sli4_hba.mq_esize, phba->sli4_hba.mq_ecount); if (!qdesc) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "0505 Failed allocate slow-path MQ\n"); - goto out_free_fcp_cq; + goto out_error; } phba->sli4_hba.mbx_wq = qdesc; /* - * Create all the Work Queues (WQs) + * Create ELS Work Queues */ - phba->sli4_hba.wq_esize = LPFC_WQE_SIZE; - phba->sli4_hba.wq_ecount = LPFC_WQE_DEF_COUNT; /* Create slow-path ELS Work Queue */ qdesc = lpfc_sli4_queue_alloc(phba, phba->sli4_hba.wq_esize, @@ -6069,36 +7185,13 @@ lpfc_sli4_queue_create(struct lpfc_hba *phba) if (!qdesc) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "0504 Failed allocate slow-path ELS WQ\n"); - goto out_free_mbx_wq; + goto out_error; } phba->sli4_hba.els_wq = qdesc; - /* Create fast-path FCP Work Queue(s) */ - phba->sli4_hba.fcp_wq = kzalloc((sizeof(struct lpfc_queue *) * - phba->cfg_fcp_wq_count), GFP_KERNEL); - if (!phba->sli4_hba.fcp_wq) { - lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "2578 Failed allocate memory for fast-path " - "WQ record array\n"); - goto out_free_els_wq; - } - for (fcp_wqidx = 0; fcp_wqidx < phba->cfg_fcp_wq_count; fcp_wqidx++) { - qdesc = lpfc_sli4_queue_alloc(phba, phba->sli4_hba.wq_esize, - phba->sli4_hba.wq_ecount); - if (!qdesc) { - lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "0503 Failed allocate fast-path FCP " - "WQ (%d)\n", fcp_wqidx); - goto out_free_fcp_wq; - } - phba->sli4_hba.fcp_wq[fcp_wqidx] = qdesc; - } - /* * Create Receive Queue (RQ) */ - phba->sli4_hba.rq_esize = LPFC_RQE_SIZE; - phba->sli4_hba.rq_ecount = LPFC_RQE_DEF_COUNT; /* Create Receive Queue for header */ qdesc = lpfc_sli4_queue_alloc(phba, phba->sli4_hba.rq_esize, @@ -6106,7 +7199,7 @@ lpfc_sli4_queue_create(struct lpfc_hba *phba) if (!qdesc) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "0506 Failed allocate receive HRQ\n"); - goto out_free_fcp_wq; + goto out_error; } phba->sli4_hba.hdr_rq = qdesc; @@ -6116,49 +7209,17 @@ lpfc_sli4_queue_create(struct lpfc_hba *phba) if (!qdesc) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "0507 Failed allocate receive DRQ\n"); - goto out_free_hdr_rq; + goto out_error; } 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_free_hdr_rq: - lpfc_sli4_queue_free(phba->sli4_hba.hdr_rq); - phba->sli4_hba.hdr_rq = NULL; -out_free_fcp_wq: - for (--fcp_wqidx; fcp_wqidx >= 0; fcp_wqidx--) { - lpfc_sli4_queue_free(phba->sli4_hba.fcp_wq[fcp_wqidx]); - phba->sli4_hba.fcp_wq[fcp_wqidx] = NULL; - } - kfree(phba->sli4_hba.fcp_wq); -out_free_els_wq: - lpfc_sli4_queue_free(phba->sli4_hba.els_wq); - phba->sli4_hba.els_wq = NULL; -out_free_mbx_wq: - lpfc_sli4_queue_free(phba->sli4_hba.mbx_wq); - phba->sli4_hba.mbx_wq = NULL; -out_free_fcp_cq: - for (--fcp_cqidx; fcp_cqidx >= 0; fcp_cqidx--) { - lpfc_sli4_queue_free(phba->sli4_hba.fcp_cq[fcp_cqidx]); - phba->sli4_hba.fcp_cq[fcp_cqidx] = NULL; - } - kfree(phba->sli4_hba.fcp_cq); -out_free_els_cq: - lpfc_sli4_queue_free(phba->sli4_hba.els_cq); - phba->sli4_hba.els_cq = NULL; -out_free_mbx_cq: - lpfc_sli4_queue_free(phba->sli4_hba.mbx_cq); - phba->sli4_hba.mbx_cq = NULL; -out_free_fp_eq: - for (--fcp_eqidx; fcp_eqidx >= 0; fcp_eqidx--) { - lpfc_sli4_queue_free(phba->sli4_hba.fp_eq[fcp_eqidx]); - phba->sli4_hba.fp_eq[fcp_eqidx] = NULL; - } - kfree(phba->sli4_hba.fp_eq); -out_free_sp_eq: - lpfc_sli4_queue_free(phba->sli4_hba.sp_eq); - phba->sli4_hba.sp_eq = NULL; out_error: + lpfc_sli4_queue_destroy(phba); return -ENOMEM; } @@ -6171,57 +7232,95 @@ out_error: * * Return codes * 0 - successful - * -ENOMEM - No availble memory + * -ENOMEM - No available memory * -EIO - The mailbox failed to complete successfully. **/ -static void +void lpfc_sli4_queue_destroy(struct lpfc_hba *phba) { - int fcp_qidx; + 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++) { + if (phba->sli4_hba.hba_eq[idx] != NULL) { + lpfc_sli4_queue_free( + phba->sli4_hba.hba_eq[idx]); + phba->sli4_hba.hba_eq[idx] = NULL; + } + } + kfree(phba->sli4_hba.hba_eq); + phba->sli4_hba.hba_eq = NULL; + } + + if (phba->sli4_hba.fcp_cq != NULL) { + /* Release FCP completion queue */ + for (idx = 0; idx < phba->cfg_fcp_io_channel; idx++) { + if (phba->sli4_hba.fcp_cq[idx] != NULL) { + lpfc_sli4_queue_free( + phba->sli4_hba.fcp_cq[idx]); + phba->sli4_hba.fcp_cq[idx] = NULL; + } + } + kfree(phba->sli4_hba.fcp_cq); + phba->sli4_hba.fcp_cq = NULL; + } + + if (phba->sli4_hba.fcp_wq != NULL) { + /* Release FCP work queue */ + for (idx = 0; idx < phba->cfg_fcp_io_channel; idx++) { + if (phba->sli4_hba.fcp_wq[idx] != NULL) { + lpfc_sli4_queue_free( + phba->sli4_hba.fcp_wq[idx]); + phba->sli4_hba.fcp_wq[idx] = NULL; + } + } + kfree(phba->sli4_hba.fcp_wq); + phba->sli4_hba.fcp_wq = NULL; + } + + /* Release FCP CQ mapping array */ + if (phba->sli4_hba.fcp_cq_map != NULL) { + kfree(phba->sli4_hba.fcp_cq_map); + phba->sli4_hba.fcp_cq_map = NULL; + } /* Release mailbox command work queue */ - lpfc_sli4_queue_free(phba->sli4_hba.mbx_wq); - phba->sli4_hba.mbx_wq = NULL; + if (phba->sli4_hba.mbx_wq != NULL) { + lpfc_sli4_queue_free(phba->sli4_hba.mbx_wq); + phba->sli4_hba.mbx_wq = NULL; + } /* Release ELS work queue */ - lpfc_sli4_queue_free(phba->sli4_hba.els_wq); - phba->sli4_hba.els_wq = NULL; - - /* Release FCP work queue */ - for (fcp_qidx = 0; fcp_qidx < phba->cfg_fcp_wq_count; fcp_qidx++) - lpfc_sli4_queue_free(phba->sli4_hba.fcp_wq[fcp_qidx]); - kfree(phba->sli4_hba.fcp_wq); - phba->sli4_hba.fcp_wq = NULL; + if (phba->sli4_hba.els_wq != NULL) { + lpfc_sli4_queue_free(phba->sli4_hba.els_wq); + phba->sli4_hba.els_wq = NULL; + } /* Release unsolicited receive queue */ - lpfc_sli4_queue_free(phba->sli4_hba.hdr_rq); - phba->sli4_hba.hdr_rq = NULL; - lpfc_sli4_queue_free(phba->sli4_hba.dat_rq); - phba->sli4_hba.dat_rq = NULL; + if (phba->sli4_hba.hdr_rq != NULL) { + lpfc_sli4_queue_free(phba->sli4_hba.hdr_rq); + phba->sli4_hba.hdr_rq = NULL; + } + if (phba->sli4_hba.dat_rq != NULL) { + lpfc_sli4_queue_free(phba->sli4_hba.dat_rq); + phba->sli4_hba.dat_rq = NULL; + } /* Release ELS complete queue */ - lpfc_sli4_queue_free(phba->sli4_hba.els_cq); - phba->sli4_hba.els_cq = NULL; + if (phba->sli4_hba.els_cq != NULL) { + lpfc_sli4_queue_free(phba->sli4_hba.els_cq); + phba->sli4_hba.els_cq = NULL; + } /* Release mailbox command complete queue */ - lpfc_sli4_queue_free(phba->sli4_hba.mbx_cq); - phba->sli4_hba.mbx_cq = NULL; - - /* Release FCP response complete queue */ - for (fcp_qidx = 0; fcp_qidx < phba->cfg_fcp_eq_count; fcp_qidx++) - lpfc_sli4_queue_free(phba->sli4_hba.fcp_cq[fcp_qidx]); - kfree(phba->sli4_hba.fcp_cq); - phba->sli4_hba.fcp_cq = NULL; - - /* Release fast-path event queue */ - for (fcp_qidx = 0; fcp_qidx < phba->cfg_fcp_eq_count; fcp_qidx++) - lpfc_sli4_queue_free(phba->sli4_hba.fp_eq[fcp_qidx]); - kfree(phba->sli4_hba.fp_eq); - phba->sli4_hba.fp_eq = NULL; - - /* Release slow-path event queue */ - lpfc_sli4_queue_free(phba->sli4_hba.sp_eq); - phba->sli4_hba.sp_eq = NULL; + if (phba->sli4_hba.mbx_cq != NULL) { + lpfc_sli4_queue_free(phba->sli4_hba.mbx_cq); + phba->sli4_hba.mbx_cq = NULL; + } return; } @@ -6235,60 +7334,177 @@ lpfc_sli4_queue_destroy(struct lpfc_hba *phba) * * Return codes * 0 - successful - * -ENOMEM - No availble memory + * -ENOMEM - No available memory * -EIO - The mailbox failed to complete successfully. **/ int lpfc_sli4_queue_setup(struct lpfc_hba *phba) { + struct lpfc_sli *psli = &phba->sli; + struct lpfc_sli_ring *pring; int rc = -ENOMEM; int fcp_eqidx, fcp_cqidx, fcp_wqidx; int fcp_cq_index = 0; + uint32_t shdr_status, shdr_add_status; + union lpfc_sli4_cfg_shdr *shdr; + LPFC_MBOXQ_t *mboxq; + uint32_t length; - /* - * Set up Event Queues (EQs) - */ - - /* Set up slow-path event queue */ - if (!phba->sli4_hba.sp_eq) { + /* Check for dual-ULP support */ + mboxq = (LPFC_MBOXQ_t *)mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); + if (!mboxq) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "0520 Slow-path EQ not allocated\n"); - goto out_error; + "3249 Unable to allocate memory for " + "QUERY_FW_CFG mailbox command\n"); + return -ENOMEM; } - rc = lpfc_eq_create(phba, phba->sli4_hba.sp_eq, - LPFC_SP_DEF_IMAX); - if (rc) { + length = (sizeof(struct lpfc_mbx_query_fw_config) - + sizeof(struct lpfc_sli4_cfg_mhdr)); + lpfc_sli4_config(phba, mboxq, LPFC_MBOX_SUBSYSTEM_COMMON, + LPFC_MBOX_OPCODE_QUERY_FW_CFG, + length, LPFC_SLI4_MBX_EMBED); + + rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_POLL); + + shdr = (union lpfc_sli4_cfg_shdr *) + &mboxq->u.mqe.un.sli4_config.header.cfg_shdr; + shdr_status = bf_get(lpfc_mbox_hdr_status, &shdr->response); + shdr_add_status = bf_get(lpfc_mbox_hdr_add_status, &shdr->response); + if (shdr_status || shdr_add_status || rc) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "0521 Failed setup of slow-path EQ: " - "rc = 0x%x\n", rc); + "3250 QUERY_FW_CFG mailbox failed with status " + "x%x add_status x%x, mbx status x%x\n", + shdr_status, shdr_add_status, rc); + if (rc != MBX_TIMEOUT) + mempool_free(mboxq, phba->mbox_mem_pool); + rc = -ENXIO; goto out_error; } + + phba->sli4_hba.fw_func_mode = + mboxq->u.mqe.un.query_fw_cfg.rsp.function_mode; + phba->sli4_hba.ulp0_mode = mboxq->u.mqe.un.query_fw_cfg.rsp.ulp0_mode; + phba->sli4_hba.ulp1_mode = mboxq->u.mqe.un.query_fw_cfg.rsp.ulp1_mode; lpfc_printf_log(phba, KERN_INFO, LOG_INIT, - "2583 Slow-path EQ setup: queue-id=%d\n", - phba->sli4_hba.sp_eq->queue_id); + "3251 QUERY_FW_CFG: func_mode:x%x, ulp0_mode:x%x, " + "ulp1_mode:x%x\n", phba->sli4_hba.fw_func_mode, + phba->sli4_hba.ulp0_mode, phba->sli4_hba.ulp1_mode); + + if (rc != MBX_TIMEOUT) + mempool_free(mboxq, phba->mbox_mem_pool); + + /* + * Set up HBA Event Queues (EQs) + */ - /* Set up fast-path event queue */ - for (fcp_eqidx = 0; fcp_eqidx < phba->cfg_fcp_eq_count; fcp_eqidx++) { - if (!phba->sli4_hba.fp_eq[fcp_eqidx]) { + /* Set up HBA event queue */ + if (phba->cfg_fcp_io_channel && !phba->sli4_hba.hba_eq) { + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "3147 Fast-path EQs not allocated\n"); + rc = -ENOMEM; + goto out_error; + } + for (fcp_eqidx = 0; fcp_eqidx < phba->cfg_fcp_io_channel; fcp_eqidx++) { + if (!phba->sli4_hba.hba_eq[fcp_eqidx]) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "0522 Fast-path EQ (%d) not " "allocated\n", fcp_eqidx); - goto out_destroy_fp_eq; + rc = -ENOMEM; + goto out_destroy_hba_eq; } - rc = lpfc_eq_create(phba, phba->sli4_hba.fp_eq[fcp_eqidx], - phba->cfg_fcp_imax); + rc = lpfc_eq_create(phba, phba->sli4_hba.hba_eq[fcp_eqidx], + (phba->cfg_fcp_imax / phba->cfg_fcp_io_channel)); if (rc) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "0523 Failed setup of fast-path EQ " "(%d), rc = 0x%x\n", fcp_eqidx, rc); - goto out_destroy_fp_eq; + goto out_destroy_hba_eq; } lpfc_printf_log(phba, KERN_INFO, LOG_INIT, - "2584 Fast-path EQ setup: " + "2584 HBA EQ setup: " "queue[%d]-id=%d\n", fcp_eqidx, - phba->sli4_hba.fp_eq[fcp_eqidx]->queue_id); + phba->sli4_hba.hba_eq[fcp_eqidx]->queue_id); + } + + /* Set up fast-path FCP Response Complete Queue */ + if (!phba->sli4_hba.fcp_cq) { + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "3148 Fast-path FCP CQ array not " + "allocated\n"); + rc = -ENOMEM; + goto out_destroy_hba_eq; + } + + for (fcp_cqidx = 0; fcp_cqidx < phba->cfg_fcp_io_channel; fcp_cqidx++) { + if (!phba->sli4_hba.fcp_cq[fcp_cqidx]) { + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "0526 Fast-path FCP CQ (%d) not " + "allocated\n", fcp_cqidx); + rc = -ENOMEM; + goto out_destroy_fcp_cq; + } + rc = lpfc_cq_create(phba, phba->sli4_hba.fcp_cq[fcp_cqidx], + phba->sli4_hba.hba_eq[fcp_cqidx], LPFC_WCQ, LPFC_FCP); + if (rc) { + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "0527 Failed setup of fast-path FCP " + "CQ (%d), rc = 0x%x\n", fcp_cqidx, rc); + goto out_destroy_fcp_cq; + } + + /* Setup fcp_cq_map for fast lookup */ + phba->sli4_hba.fcp_cq_map[fcp_cqidx] = + phba->sli4_hba.fcp_cq[fcp_cqidx]->queue_id; + + lpfc_printf_log(phba, KERN_INFO, LOG_INIT, + "2588 FCP CQ setup: cq[%d]-id=%d, " + "parent seq[%d]-id=%d\n", + fcp_cqidx, + phba->sli4_hba.fcp_cq[fcp_cqidx]->queue_id, + fcp_cqidx, + phba->sli4_hba.hba_eq[fcp_cqidx]->queue_id); + } + + /* Set up fast-path FCP Work Queue */ + if (!phba->sli4_hba.fcp_wq) { + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "3149 Fast-path FCP WQ array not " + "allocated\n"); + rc = -ENOMEM; + goto out_destroy_fcp_cq; } + for (fcp_wqidx = 0; fcp_wqidx < phba->cfg_fcp_io_channel; fcp_wqidx++) { + if (!phba->sli4_hba.fcp_wq[fcp_wqidx]) { + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "0534 Fast-path FCP WQ (%d) not " + "allocated\n", fcp_wqidx); + rc = -ENOMEM; + goto out_destroy_fcp_wq; + } + rc = lpfc_wq_create(phba, phba->sli4_hba.fcp_wq[fcp_wqidx], + phba->sli4_hba.fcp_cq[fcp_wqidx], + LPFC_FCP); + if (rc) { + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "0535 Failed setup of fast-path FCP " + "WQ (%d), rc = 0x%x\n", fcp_wqidx, rc); + goto out_destroy_fcp_wq; + } + + /* Bind this WQ to the next FCP ring */ + pring = &psli->ring[MAX_SLI3_CONFIGURED_RINGS + fcp_wqidx]; + pring->sli.sli4.wqp = (void *)phba->sli4_hba.fcp_wq[fcp_wqidx]; + phba->sli4_hba.fcp_cq[fcp_wqidx]->pring = pring; + + lpfc_printf_log(phba, KERN_INFO, LOG_INIT, + "2591 FCP WQ setup: wq[%d]-id=%d, " + "parent cq[%d]-id=%d\n", + fcp_wqidx, + phba->sli4_hba.fcp_wq[fcp_wqidx]->queue_id, + fcp_cq_index, + phba->sli4_hba.fcp_cq[fcp_wqidx]->queue_id); + } /* * Set up Complete Queues (CQs) */ @@ -6297,29 +7513,31 @@ lpfc_sli4_queue_setup(struct lpfc_hba *phba) if (!phba->sli4_hba.mbx_cq) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "0528 Mailbox CQ not allocated\n"); - goto out_destroy_fp_eq; + rc = -ENOMEM; + goto out_destroy_fcp_wq; } - rc = lpfc_cq_create(phba, phba->sli4_hba.mbx_cq, phba->sli4_hba.sp_eq, - LPFC_MCQ, LPFC_MBOX); + rc = lpfc_cq_create(phba, phba->sli4_hba.mbx_cq, + phba->sli4_hba.hba_eq[0], LPFC_MCQ, LPFC_MBOX); if (rc) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "0529 Failed setup of slow-path mailbox CQ: " "rc = 0x%x\n", rc); - goto out_destroy_fp_eq; + goto out_destroy_fcp_wq; } lpfc_printf_log(phba, KERN_INFO, LOG_INIT, "2585 MBX CQ setup: cq-id=%d, parent eq-id=%d\n", phba->sli4_hba.mbx_cq->queue_id, - phba->sli4_hba.sp_eq->queue_id); + phba->sli4_hba.hba_eq[0]->queue_id); /* Set up slow-path ELS Complete Queue */ if (!phba->sli4_hba.els_cq) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "0530 ELS CQ not allocated\n"); + rc = -ENOMEM; goto out_destroy_mbx_cq; } - rc = lpfc_cq_create(phba, phba->sli4_hba.els_cq, phba->sli4_hba.sp_eq, - LPFC_WCQ, LPFC_ELS); + rc = lpfc_cq_create(phba, phba->sli4_hba.els_cq, + phba->sli4_hba.hba_eq[0], LPFC_WCQ, LPFC_ELS); if (rc) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "0531 Failed setup of slow-path ELS CQ: " @@ -6329,33 +7547,7 @@ lpfc_sli4_queue_setup(struct lpfc_hba *phba) lpfc_printf_log(phba, KERN_INFO, LOG_INIT, "2586 ELS CQ setup: cq-id=%d, parent eq-id=%d\n", phba->sli4_hba.els_cq->queue_id, - phba->sli4_hba.sp_eq->queue_id); - - /* Set up fast-path FCP Response Complete Queue */ - for (fcp_cqidx = 0; fcp_cqidx < phba->cfg_fcp_eq_count; fcp_cqidx++) { - if (!phba->sli4_hba.fcp_cq[fcp_cqidx]) { - lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "0526 Fast-path FCP CQ (%d) not " - "allocated\n", fcp_cqidx); - goto out_destroy_fcp_cq; - } - rc = lpfc_cq_create(phba, phba->sli4_hba.fcp_cq[fcp_cqidx], - phba->sli4_hba.fp_eq[fcp_cqidx], - LPFC_WCQ, LPFC_FCP); - if (rc) { - lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "0527 Failed setup of fast-path FCP " - "CQ (%d), rc = 0x%x\n", fcp_cqidx, rc); - goto out_destroy_fcp_cq; - } - lpfc_printf_log(phba, KERN_INFO, LOG_INIT, - "2588 FCP CQ setup: cq[%d]-id=%d, " - "parent eq[%d]-id=%d\n", - fcp_cqidx, - phba->sli4_hba.fcp_cq[fcp_cqidx]->queue_id, - fcp_cqidx, - phba->sli4_hba.fp_eq[fcp_cqidx]->queue_id); - } + phba->sli4_hba.hba_eq[0]->queue_id); /* * Set up all the Work Queues (WQs) @@ -6365,7 +7557,8 @@ lpfc_sli4_queue_setup(struct lpfc_hba *phba) if (!phba->sli4_hba.mbx_wq) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "0538 Slow-path MQ not allocated\n"); - goto out_destroy_fcp_cq; + rc = -ENOMEM; + goto out_destroy_els_cq; } rc = lpfc_mq_create(phba, phba->sli4_hba.mbx_wq, phba->sli4_hba.mbx_cq, LPFC_MBOX); @@ -6373,7 +7566,7 @@ lpfc_sli4_queue_setup(struct lpfc_hba *phba) lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "0539 Failed setup of slow-path MQ: " "rc = 0x%x\n", rc); - goto out_destroy_fcp_cq; + goto out_destroy_els_cq; } lpfc_printf_log(phba, KERN_INFO, LOG_INIT, "2589 MBX MQ setup: wq-id=%d, parent cq-id=%d\n", @@ -6384,6 +7577,7 @@ lpfc_sli4_queue_setup(struct lpfc_hba *phba) if (!phba->sli4_hba.els_wq) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "0536 Slow-path ELS WQ not allocated\n"); + rc = -ENOMEM; goto out_destroy_mbx_wq; } rc = lpfc_wq_create(phba, phba->sli4_hba.els_wq, @@ -6394,47 +7588,30 @@ lpfc_sli4_queue_setup(struct lpfc_hba *phba) "rc = 0x%x\n", rc); goto out_destroy_mbx_wq; } + + /* Bind this WQ to the ELS ring */ + pring = &psli->ring[LPFC_ELS_RING]; + pring->sli.sli4.wqp = (void *)phba->sli4_hba.els_wq; + phba->sli4_hba.els_cq->pring = pring; + lpfc_printf_log(phba, KERN_INFO, LOG_INIT, "2590 ELS WQ setup: wq-id=%d, parent cq-id=%d\n", phba->sli4_hba.els_wq->queue_id, phba->sli4_hba.els_cq->queue_id); - /* Set up fast-path FCP Work Queue */ - for (fcp_wqidx = 0; fcp_wqidx < phba->cfg_fcp_wq_count; fcp_wqidx++) { - if (!phba->sli4_hba.fcp_wq[fcp_wqidx]) { - lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "0534 Fast-path FCP WQ (%d) not " - "allocated\n", fcp_wqidx); - goto out_destroy_fcp_wq; - } - rc = lpfc_wq_create(phba, phba->sli4_hba.fcp_wq[fcp_wqidx], - phba->sli4_hba.fcp_cq[fcp_cq_index], - LPFC_FCP); - if (rc) { - lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "0535 Failed setup of fast-path FCP " - "WQ (%d), rc = 0x%x\n", fcp_wqidx, rc); - goto out_destroy_fcp_wq; - } - lpfc_printf_log(phba, KERN_INFO, LOG_INIT, - "2591 FCP WQ setup: wq[%d]-id=%d, " - "parent cq[%d]-id=%d\n", - fcp_wqidx, - phba->sli4_hba.fcp_wq[fcp_wqidx]->queue_id, - fcp_cq_index, - phba->sli4_hba.fcp_cq[fcp_cq_index]->queue_id); - /* Round robin FCP Work Queue's Completion Queue assignment */ - fcp_cq_index = ((fcp_cq_index + 1) % phba->cfg_fcp_eq_count); - } - /* * Create Receive Queue (RQ) */ if (!phba->sli4_hba.hdr_rq || !phba->sli4_hba.dat_rq) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "0540 Receive Queue not allocated\n"); - goto out_destroy_fcp_wq; + rc = -ENOMEM; + goto out_destroy_els_wq; } + + lpfc_rq_adjust_repost(phba, phba->sli4_hba.hdr_rq, LPFC_ELS_HBQ); + lpfc_rq_adjust_repost(phba, phba->sli4_hba.dat_rq, LPFC_ELS_HBQ); + rc = lpfc_rq_create(phba, phba->sli4_hba.hdr_rq, phba->sli4_hba.dat_rq, phba->sli4_hba.els_cq, LPFC_USOL); if (rc) { @@ -6443,30 +7620,44 @@ lpfc_sli4_queue_setup(struct lpfc_hba *phba) "rc = 0x%x\n", rc); goto out_destroy_fcp_wq; } + lpfc_printf_log(phba, KERN_INFO, LOG_INIT, "2592 USL RQ setup: hdr-rq-id=%d, dat-rq-id=%d " "parent cq-id=%d\n", 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_fcp_wq: - for (--fcp_wqidx; fcp_wqidx >= 0; fcp_wqidx--) - lpfc_wq_destroy(phba, phba->sli4_hba.fcp_wq[fcp_wqidx]); +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: lpfc_mq_destroy(phba, phba->sli4_hba.mbx_wq); -out_destroy_fcp_cq: - for (--fcp_cqidx; fcp_cqidx >= 0; fcp_cqidx--) - lpfc_cq_destroy(phba, phba->sli4_hba.fcp_cq[fcp_cqidx]); +out_destroy_els_cq: lpfc_cq_destroy(phba, phba->sli4_hba.els_cq); out_destroy_mbx_cq: lpfc_cq_destroy(phba, phba->sli4_hba.mbx_cq); -out_destroy_fp_eq: +out_destroy_fcp_wq: + for (--fcp_wqidx; fcp_wqidx >= 0; fcp_wqidx--) + lpfc_wq_destroy(phba, phba->sli4_hba.fcp_wq[fcp_wqidx]); +out_destroy_fcp_cq: + for (--fcp_cqidx; fcp_cqidx >= 0; fcp_cqidx--) + lpfc_cq_destroy(phba, phba->sli4_hba.fcp_cq[fcp_cqidx]); +out_destroy_hba_eq: for (--fcp_eqidx; fcp_eqidx >= 0; fcp_eqidx--) - lpfc_eq_destroy(phba, phba->sli4_hba.fp_eq[fcp_eqidx]); - lpfc_eq_destroy(phba, phba->sli4_hba.sp_eq); + lpfc_eq_destroy(phba, phba->sli4_hba.hba_eq[fcp_eqidx]); out_error: return rc; } @@ -6480,7 +7671,7 @@ out_error: * * Return codes * 0 - successful - * -ENOMEM - No availble memory + * -ENOMEM - No available memory * -EIO - The mailbox failed to complete successfully. **/ void @@ -6488,6 +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 */ @@ -6495,20 +7689,27 @@ lpfc_sli4_queue_unset(struct lpfc_hba *phba) /* Unset unsolicited receive queue */ lpfc_rq_destroy(phba, phba->sli4_hba.hdr_rq, phba->sli4_hba.dat_rq); /* Unset FCP work queue */ - for (fcp_qidx = 0; fcp_qidx < phba->cfg_fcp_wq_count; fcp_qidx++) - lpfc_wq_destroy(phba, phba->sli4_hba.fcp_wq[fcp_qidx]); + if (phba->sli4_hba.fcp_wq) { + for (fcp_qidx = 0; fcp_qidx < phba->cfg_fcp_io_channel; + fcp_qidx++) + lpfc_wq_destroy(phba, phba->sli4_hba.fcp_wq[fcp_qidx]); + } /* Unset mailbox command complete queue */ lpfc_cq_destroy(phba, phba->sli4_hba.mbx_cq); /* Unset ELS complete queue */ lpfc_cq_destroy(phba, phba->sli4_hba.els_cq); /* Unset FCP response complete queue */ - for (fcp_qidx = 0; fcp_qidx < phba->cfg_fcp_eq_count; fcp_qidx++) - lpfc_cq_destroy(phba, phba->sli4_hba.fcp_cq[fcp_qidx]); + if (phba->sli4_hba.fcp_cq) { + for (fcp_qidx = 0; fcp_qidx < phba->cfg_fcp_io_channel; + fcp_qidx++) + lpfc_cq_destroy(phba, phba->sli4_hba.fcp_cq[fcp_qidx]); + } /* Unset fast-path event queue */ - for (fcp_qidx = 0; fcp_qidx < phba->cfg_fcp_eq_count; fcp_qidx++) - lpfc_eq_destroy(phba, phba->sli4_hba.fp_eq[fcp_qidx]); - /* Unset slow-path event queue */ - lpfc_eq_destroy(phba, phba->sli4_hba.sp_eq); + if (phba->sli4_hba.hba_eq) { + for (fcp_qidx = 0; fcp_qidx < phba->cfg_fcp_io_channel; + fcp_qidx++) + lpfc_eq_destroy(phba, phba->sli4_hba.hba_eq[fcp_qidx]); + } } /** @@ -6525,7 +7726,7 @@ lpfc_sli4_queue_unset(struct lpfc_hba *phba) * * Return codes * 0 - successful - * -ENOMEM - No availble memory + * -ENOMEM - No available memory **/ static int lpfc_sli4_cq_event_pool_create(struct lpfc_hba *phba) @@ -6686,7 +7887,7 @@ lpfc_sli4_cq_event_release_all(struct lpfc_hba *phba) * * Return codes * 0 - successful - * -ENOMEM - No availble memory + * -ENOMEM - No available memory * -EIO - The mailbox failed to complete successfully. **/ int @@ -6698,6 +7899,7 @@ lpfc_pci_function_reset(struct lpfc_hba *phba) uint32_t rdy_chk, num_resets = 0, reset_again = 0; union lpfc_sli4_cfg_shdr *shdr; struct lpfc_register reg_data; + uint16_t devid; if_type = bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf); switch (if_type) { @@ -6744,7 +7946,9 @@ lpfc_pci_function_reset(struct lpfc_hba *phba) LPFC_SLIPORT_INIT_PORT); writel(reg_data.word0, phba->sli4_hba.u.if_type2. CTRLregaddr); - + /* flush */ + pci_read_config_word(phba->pcidev, + PCI_DEVICE_ID, &devid); /* * Poll the Port Status Register and wait for RDY for * up to 10 seconds. If the port doesn't respond, treat @@ -6752,31 +7956,29 @@ lpfc_pci_function_reset(struct lpfc_hba *phba) * the loop again. */ for (rdy_chk = 0; rdy_chk < 1000; rdy_chk++) { - reg_data.word0 = - readl(phba->sli4_hba.u.if_type2. - STATUSregaddr); - if (bf_get(lpfc_sliport_status_rdy, ®_data)) - break; - if (bf_get(lpfc_sliport_status_rn, ®_data)) { + msleep(10); + if (lpfc_readl(phba->sli4_hba.u.if_type2. + STATUSregaddr, ®_data.word0)) { + rc = -ENODEV; + goto out; + } + if (bf_get(lpfc_sliport_status_rn, ®_data)) reset_again++; + if (bf_get(lpfc_sliport_status_rdy, ®_data)) break; - } - msleep(10); } /* * If the port responds to the init request with * reset needed, delay for a bit and restart the loop. */ - if (reset_again) { + if (reset_again && (rdy_chk < 1000)) { msleep(10); reset_again = 0; continue; } /* Detect any port errors. */ - reg_data.word0 = readl(phba->sli4_hba.u.if_type2. - STATUSregaddr); if ((bf_get(lpfc_sliport_status_err, ®_data)) || (rdy_chk >= 1000)) { phba->work_status[0] = readl( @@ -6784,10 +7986,11 @@ lpfc_pci_function_reset(struct lpfc_hba *phba) phba->work_status[1] = readl( phba->sli4_hba.u.if_type2.ERR2regaddr); lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "2890 Port Error Detected " - "during Port Reset: " + "2890 Port error detected during port " + "reset(%d): wait_tmo:%d ms, " "port status reg 0x%x, " "error 1=0x%x, error 2=0x%x\n", + num_resets, rdy_chk*10, reg_data.word0, phba->work_status[0], phba->work_status[1]); @@ -6801,87 +8004,25 @@ lpfc_pci_function_reset(struct lpfc_hba *phba) if (rdy_chk < 1000) break; } + /* delay driver action following IF_TYPE_2 function reset */ + msleep(100); break; case LPFC_SLI_INTF_IF_TYPE_1: default: break; } +out: /* Catch the not-ready port failure after a port reset. */ - if (num_resets >= MAX_IF_TYPE_2_RESETS) - rc = -ENODEV; - - return rc; -} - -/** - * lpfc_sli4_send_nop_mbox_cmds - Send sli-4 nop mailbox commands - * @phba: pointer to lpfc hba data structure. - * @cnt: number of nop mailbox commands to send. - * - * This routine is invoked to send a number @cnt of NOP mailbox command and - * wait for each command to complete. - * - * Return: the number of NOP mailbox command completed. - **/ -static int -lpfc_sli4_send_nop_mbox_cmds(struct lpfc_hba *phba, uint32_t cnt) -{ - LPFC_MBOXQ_t *mboxq; - int length, cmdsent; - uint32_t mbox_tmo; - uint32_t rc = 0; - uint32_t shdr_status, shdr_add_status; - union lpfc_sli4_cfg_shdr *shdr; - - if (cnt == 0) { - lpfc_printf_log(phba, KERN_WARNING, LOG_INIT, - "2518 Requested to send 0 NOP mailbox cmd\n"); - return cnt; - } - - mboxq = (LPFC_MBOXQ_t *)mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); - if (!mboxq) { + if (num_resets >= MAX_IF_TYPE_2_RESETS) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "2519 Unable to allocate memory for issuing " - "NOP mailbox command\n"); - return 0; - } - - /* Set up NOP SLI4_CONFIG mailbox-ioctl command */ - length = (sizeof(struct lpfc_mbx_nop) - - sizeof(struct lpfc_sli4_cfg_mhdr)); - lpfc_sli4_config(phba, mboxq, LPFC_MBOX_SUBSYSTEM_COMMON, - LPFC_MBOX_OPCODE_NOP, length, LPFC_SLI4_MBX_EMBED); - - mbox_tmo = lpfc_mbox_tmo_val(phba, MBX_SLI4_CONFIG); - for (cmdsent = 0; cmdsent < cnt; cmdsent++) { - if (!phba->sli4_hba.intr_enable) - rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_POLL); - else - rc = lpfc_sli_issue_mbox_wait(phba, mboxq, mbox_tmo); - if (rc == MBX_TIMEOUT) - break; - /* Check return status */ - shdr = (union lpfc_sli4_cfg_shdr *) - &mboxq->u.mqe.un.sli4_config.header.cfg_shdr; - shdr_status = bf_get(lpfc_mbox_hdr_status, &shdr->response); - shdr_add_status = bf_get(lpfc_mbox_hdr_add_status, - &shdr->response); - if (shdr_status || shdr_add_status || rc) { - lpfc_printf_log(phba, KERN_WARNING, LOG_INIT, - "2520 NOP mailbox command failed " - "status x%x add_status x%x mbx " - "status x%x\n", shdr_status, - shdr_add_status, rc); - break; - } + "3317 HBA not functional: IP Reset Failed " + "after (%d) retries, try: " + "echo fw_reset > board_mode\n", num_resets); + rc = -ENODEV; } - if (rc != MBX_TIMEOUT) - mempool_free(mboxq, phba->mbox_mem_pool); - - return cmdsent; + return rc; } /** @@ -6944,9 +8085,9 @@ lpfc_sli4_pci_mem_setup(struct lpfc_hba *phba) * particular PCI BARs regions is dependent on the type of * SLI4 device. */ - if (pci_resource_start(pdev, 0)) { - phba->pci_bar0_map = pci_resource_start(pdev, 0); - bar0map_len = pci_resource_len(pdev, 0); + if (pci_resource_start(pdev, PCI_64BIT_BAR0)) { + phba->pci_bar0_map = pci_resource_start(pdev, PCI_64BIT_BAR0); + bar0map_len = pci_resource_len(pdev, PCI_64BIT_BAR0); /* * Map SLI4 PCI Config Space Register base to a kernel virtual @@ -6960,6 +8101,7 @@ lpfc_sli4_pci_mem_setup(struct lpfc_hba *phba) "registers.\n"); goto out; } + phba->pci_bar0_memmap_p = phba->sli4_hba.conf_regs_memmap_p; /* Set up BAR0 PCI config space register memory map */ lpfc_sli4_bar0_register_memmap(phba, if_type); } else { @@ -6981,13 +8123,14 @@ lpfc_sli4_pci_mem_setup(struct lpfc_hba *phba) lpfc_sli4_bar0_register_memmap(phba, if_type); } - if (pci_resource_start(pdev, 2)) { + if ((if_type == LPFC_SLI_INTF_IF_TYPE_0) && + (pci_resource_start(pdev, PCI_64BIT_BAR2))) { /* * Map SLI4 if type 0 HBA Control Register base to a kernel * virtual address and setup the registers. */ - phba->pci_bar1_map = pci_resource_start(pdev, 2); - bar1map_len = pci_resource_len(pdev, 2); + phba->pci_bar1_map = pci_resource_start(pdev, PCI_64BIT_BAR2); + bar1map_len = pci_resource_len(pdev, PCI_64BIT_BAR2); phba->sli4_hba.ctrl_regs_memmap_p = ioremap(phba->pci_bar1_map, bar1map_len); if (!phba->sli4_hba.ctrl_regs_memmap_p) { @@ -6995,16 +8138,18 @@ lpfc_sli4_pci_mem_setup(struct lpfc_hba *phba) "ioremap failed for SLI4 HBA control registers.\n"); goto out_iounmap_conf; } + phba->pci_bar2_memmap_p = phba->sli4_hba.ctrl_regs_memmap_p; lpfc_sli4_bar1_register_memmap(phba); } - if (pci_resource_start(pdev, 4)) { + if ((if_type == LPFC_SLI_INTF_IF_TYPE_0) && + (pci_resource_start(pdev, PCI_64BIT_BAR4))) { /* * Map SLI4 if type 0 HBA Doorbell Register base to a kernel * virtual address and setup the registers. */ - phba->pci_bar2_map = pci_resource_start(pdev, 4); - bar2map_len = pci_resource_len(pdev, 4); + phba->pci_bar2_map = pci_resource_start(pdev, PCI_64BIT_BAR4); + bar2map_len = pci_resource_len(pdev, PCI_64BIT_BAR4); phba->sli4_hba.drbl_regs_memmap_p = ioremap(phba->pci_bar2_map, bar2map_len); if (!phba->sli4_hba.drbl_regs_memmap_p) { @@ -7012,6 +8157,7 @@ lpfc_sli4_pci_mem_setup(struct lpfc_hba *phba) "ioremap failed for SLI4 HBA doorbell registers.\n"); goto out_iounmap_ctrl; } + phba->pci_bar4_memmap_p = phba->sli4_hba.drbl_regs_memmap_p; error = lpfc_sli4_bar2_register_memmap(phba, LPFC_VF0); if (error) goto out_iounmap_all; @@ -7039,22 +8185,25 @@ out: static void lpfc_sli4_pci_mem_unset(struct lpfc_hba *phba) { - struct pci_dev *pdev; - - /* Obtain PCI device reference */ - if (!phba->pcidev) - return; - else - pdev = phba->pcidev; - - /* Free coherent DMA memory allocated */ - - /* Unmap I/O memory space */ - iounmap(phba->sli4_hba.drbl_regs_memmap_p); - iounmap(phba->sli4_hba.ctrl_regs_memmap_p); - iounmap(phba->sli4_hba.conf_regs_memmap_p); + uint32_t if_type; + if_type = bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf); - return; + switch (if_type) { + case LPFC_SLI_INTF_IF_TYPE_0: + iounmap(phba->sli4_hba.drbl_regs_memmap_p); + iounmap(phba->sli4_hba.ctrl_regs_memmap_p); + iounmap(phba->sli4_hba.conf_regs_memmap_p); + break; + case LPFC_SLI_INTF_IF_TYPE_2: + iounmap(phba->sli4_hba.conf_regs_memmap_p); + break; + case LPFC_SLI_INTF_IF_TYPE_1: + default: + dev_printk(KERN_ERR, &phba->pcidev->dev, + "FATAL - unsupported SLI4 interface type - %d\n", + if_type); + break; + } } /** @@ -7339,6 +8488,287 @@ lpfc_sli_disable_intr(struct lpfc_hba *phba) } /** + * lpfc_find_next_cpu - Find next available CPU that matches the phys_id + * @phba: pointer to lpfc hba data structure. + * + * Find next available CPU to use for IRQ to CPU affinity. + */ +static int +lpfc_find_next_cpu(struct lpfc_hba *phba, uint32_t phys_id) +{ + struct lpfc_vector_map_info *cpup; + int cpu; + + cpup = phba->sli4_hba.cpu_map; + for (cpu = 0; cpu < phba->sli4_hba.num_present_cpu; cpu++) { + /* CPU must be online */ + if (cpu_online(cpu)) { + if ((cpup->irq == LPFC_VECTOR_MAP_EMPTY) && + (lpfc_used_cpu[cpu] == LPFC_VECTOR_MAP_EMPTY) && + (cpup->phys_id == phys_id)) { + return cpu; + } + } + cpup++; + } + + /* + * If we get here, we have used ALL CPUs for the specific + * phys_id. Now we need to clear out lpfc_used_cpu and start + * reusing CPUs. + */ + + for (cpu = 0; cpu < phba->sli4_hba.num_present_cpu; cpu++) { + if (lpfc_used_cpu[cpu] == phys_id) + lpfc_used_cpu[cpu] = LPFC_VECTOR_MAP_EMPTY; + } + + cpup = phba->sli4_hba.cpu_map; + for (cpu = 0; cpu < phba->sli4_hba.num_present_cpu; cpu++) { + /* CPU must be online */ + if (cpu_online(cpu)) { + if ((cpup->irq == LPFC_VECTOR_MAP_EMPTY) && + (cpup->phys_id == phys_id)) { + return cpu; + } + } + cpup++; + } + return LPFC_VECTOR_MAP_EMPTY; +} + +/** + * lpfc_sli4_set_affinity - Set affinity for HBA IRQ vectors + * @phba: pointer to lpfc hba data structure. + * @vectors: number of HBA vectors + * + * Affinitize MSIX IRQ vectors to CPUs. Try to equally spread vector + * affinization across multple physical CPUs (numa nodes). + * In addition, this routine will assign an IO channel for each CPU + * to use when issuing I/Os. + */ +static int +lpfc_sli4_set_affinity(struct lpfc_hba *phba, int vectors) +{ + int i, idx, saved_chann, used_chann, cpu, phys_id; + int max_phys_id, min_phys_id; + int num_io_channel, first_cpu, chan; + struct lpfc_vector_map_info *cpup; +#ifdef CONFIG_X86 + struct cpuinfo_x86 *cpuinfo; +#endif + struct cpumask *mask; + uint8_t chann[LPFC_FCP_IO_CHAN_MAX+1]; + + /* If there is no mapping, just return */ + if (!phba->cfg_fcp_cpu_map) + return 1; + + /* Init cpu_map array */ + memset(phba->sli4_hba.cpu_map, 0xff, + (sizeof(struct lpfc_vector_map_info) * + phba->sli4_hba.num_present_cpu)); + + max_phys_id = 0; + min_phys_id = 0xff; + phys_id = 0; + num_io_channel = 0; + first_cpu = LPFC_VECTOR_MAP_EMPTY; + + /* Update CPU map with physical id and core id of each CPU */ + cpup = phba->sli4_hba.cpu_map; + for (cpu = 0; cpu < phba->sli4_hba.num_present_cpu; cpu++) { +#ifdef CONFIG_X86 + cpuinfo = &cpu_data(cpu); + cpup->phys_id = cpuinfo->phys_proc_id; + cpup->core_id = cpuinfo->cpu_core_id; +#else + /* No distinction between CPUs for other platforms */ + cpup->phys_id = 0; + cpup->core_id = 0; +#endif + + lpfc_printf_log(phba, KERN_INFO, LOG_INIT, + "3328 CPU physid %d coreid %d\n", + cpup->phys_id, cpup->core_id); + + if (cpup->phys_id > max_phys_id) + max_phys_id = cpup->phys_id; + if (cpup->phys_id < min_phys_id) + min_phys_id = cpup->phys_id; + cpup++; + } + + phys_id = min_phys_id; + /* Now associate the HBA vectors with specific CPUs */ + for (idx = 0; idx < vectors; idx++) { + cpup = phba->sli4_hba.cpu_map; + cpu = lpfc_find_next_cpu(phba, phys_id); + if (cpu == LPFC_VECTOR_MAP_EMPTY) { + + /* Try for all phys_id's */ + for (i = 1; i < max_phys_id; i++) { + phys_id++; + if (phys_id > max_phys_id) + phys_id = min_phys_id; + cpu = lpfc_find_next_cpu(phba, phys_id); + if (cpu == LPFC_VECTOR_MAP_EMPTY) + continue; + goto found; + } + + /* Use round robin for scheduling */ + phba->cfg_fcp_io_sched = LPFC_FCP_SCHED_ROUND_ROBIN; + chan = 0; + cpup = phba->sli4_hba.cpu_map; + for (i = 0; i < phba->sli4_hba.num_present_cpu; i++) { + cpup->channel_id = chan; + cpup++; + chan++; + if (chan >= phba->cfg_fcp_io_channel) + chan = 0; + } + + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "3329 Cannot set affinity:" + "Error mapping vector %d (%d)\n", + idx, vectors); + return 0; + } +found: + cpup += cpu; + if (phba->cfg_fcp_cpu_map == LPFC_DRIVER_CPU_MAP) + lpfc_used_cpu[cpu] = phys_id; + + /* Associate vector with selected CPU */ + cpup->irq = phba->sli4_hba.msix_entries[idx].vector; + + /* Associate IO channel with selected CPU */ + cpup->channel_id = idx; + num_io_channel++; + + if (first_cpu == LPFC_VECTOR_MAP_EMPTY) + first_cpu = cpu; + + /* Now affinitize to the selected CPU */ + mask = &cpup->maskbits; + cpumask_clear(mask); + cpumask_set_cpu(cpu, mask); + i = irq_set_affinity_hint(phba->sli4_hba.msix_entries[idx]. + vector, mask); + + lpfc_printf_log(phba, KERN_INFO, LOG_INIT, + "3330 Set Affinity: CPU %d channel %d " + "irq %d (%x)\n", + cpu, cpup->channel_id, + phba->sli4_hba.msix_entries[idx].vector, i); + + /* Spread vector mapping across multple physical CPU nodes */ + phys_id++; + if (phys_id > max_phys_id) + phys_id = min_phys_id; + } + + /* + * Finally fill in the IO channel for any remaining CPUs. + * At this point, all IO channels have been assigned to a specific + * MSIx vector, mapped to a specific CPU. + * Base the remaining IO channel assigned, to IO channels already + * assigned to other CPUs on the same phys_id. + */ + for (i = min_phys_id; i <= max_phys_id; i++) { + /* + * If there are no io channels already mapped to + * this phys_id, just round robin thru the io_channels. + * Setup chann[] for round robin. + */ + for (idx = 0; idx < phba->cfg_fcp_io_channel; idx++) + chann[idx] = idx; + + saved_chann = 0; + used_chann = 0; + + /* + * First build a list of IO channels already assigned + * to this phys_id before reassigning the same IO + * channels to the remaining CPUs. + */ + cpup = phba->sli4_hba.cpu_map; + cpu = first_cpu; + cpup += cpu; + for (idx = 0; idx < phba->sli4_hba.num_present_cpu; + idx++) { + if (cpup->phys_id == i) { + /* + * Save any IO channels that are + * already mapped to this phys_id. + */ + if (cpup->irq != LPFC_VECTOR_MAP_EMPTY) { + chann[saved_chann] = + cpup->channel_id; + saved_chann++; + goto out; + } + + /* See if we are using round-robin */ + if (saved_chann == 0) + saved_chann = + phba->cfg_fcp_io_channel; + + /* Associate next IO channel with CPU */ + cpup->channel_id = chann[used_chann]; + num_io_channel++; + used_chann++; + if (used_chann == saved_chann) + used_chann = 0; + + lpfc_printf_log(phba, KERN_INFO, LOG_INIT, + "3331 Set IO_CHANN " + "CPU %d channel %d\n", + idx, cpup->channel_id); + } +out: + cpu++; + if (cpu >= phba->sli4_hba.num_present_cpu) { + cpup = phba->sli4_hba.cpu_map; + cpu = 0; + } else { + cpup++; + } + } + } + + if (phba->sli4_hba.num_online_cpu != phba->sli4_hba.num_present_cpu) { + cpup = phba->sli4_hba.cpu_map; + for (idx = 0; idx < phba->sli4_hba.num_present_cpu; idx++) { + if (cpup->channel_id == LPFC_VECTOR_MAP_EMPTY) { + cpup->channel_id = 0; + num_io_channel++; + + lpfc_printf_log(phba, KERN_INFO, LOG_INIT, + "3332 Assign IO_CHANN " + "CPU %d channel %d\n", + idx, cpup->channel_id); + } + cpup++; + } + } + + /* Sanity check */ + if (num_io_channel != phba->sli4_hba.num_present_cpu) + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "3333 Set affinity mismatch:" + "%d chann != %d cpus: %d vectors\n", + num_io_channel, phba->sli4_hba.num_present_cpu, + vectors); + + /* Enable using cpu affinity for scheduling */ + phba->cfg_fcp_io_sched = LPFC_FCP_SCHED_BY_CPU; + return 1; +} + + +/** * lpfc_sli4_enable_msix - Enable MSI-X interrupt mode to SLI-4 device * @phba: pointer to lpfc hba data structure. * @@ -7364,11 +8794,15 @@ lpfc_sli4_enable_msix(struct lpfc_hba *phba) int vectors, rc, index; /* Set up MSI-X multi-message vectors */ - for (index = 0; index < phba->sli4_hba.cfg_eqn; index++) + for (index = 0; index < phba->cfg_fcp_io_channel; index++) phba->sli4_hba.msix_entries[index].entry = index; /* Configure MSI-X capability structure */ - vectors = phba->sli4_hba.cfg_eqn; + 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); @@ -7388,29 +8822,28 @@ enable_msix_vectors: "message=%d\n", index, phba->sli4_hba.msix_entries[index].vector, phba->sli4_hba.msix_entries[index].entry); - /* - * Assign MSI-X vectors to interrupt handlers - */ - /* The first vector must associated to slow-path handler for MQ */ - rc = request_irq(phba->sli4_hba.msix_entries[0].vector, - &lpfc_sli4_sp_intr_handler, IRQF_SHARED, - LPFC_SP_DRIVER_HANDLER_NAME, phba); - if (rc) { - lpfc_printf_log(phba, KERN_WARNING, LOG_INIT, - "0485 MSI-X slow-path request_irq failed " - "(%d)\n", rc); - goto msi_fail_out; - } + /* Assign MSI-X vectors to interrupt handlers */ + for (index = 0; index < vectors; index++) { + memset(&phba->sli4_hba.handler_name[index], 0, 16); + sprintf((char *)&phba->sli4_hba.handler_name[index], + LPFC_DRIVER_HANDLER_NAME"%d", index); - /* The rest of the vector(s) are associated to fast-path handler(s) */ - for (index = 1; index < vectors; index++) { - phba->sli4_hba.fcp_eq_hdl[index - 1].idx = index - 1; - phba->sli4_hba.fcp_eq_hdl[index - 1].phba = phba; - rc = request_irq(phba->sli4_hba.msix_entries[index].vector, - &lpfc_sli4_fp_intr_handler, IRQF_SHARED, - LPFC_FP_DRIVER_HANDLER_NAME, - &phba->sli4_hba.fcp_eq_hdl[index - 1]); + 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); + 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]); if (rc) { lpfc_printf_log(phba, KERN_WARNING, LOG_INIT, "0486 MSI-X fast-path (%d) " @@ -7418,18 +8851,29 @@ enable_msix_vectors: goto cfg_fail_out; } } - phba->sli4_hba.msix_vec_nr = 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 " + "MSI-X vectors, requested %d got %d\n", + phba->cfg_fcp_io_channel, vectors); + phba->cfg_fcp_io_channel = vectors; + } + + lpfc_sli4_set_affinity(phba, vectors); return rc; cfg_fail_out: /* free the irq already requested */ - for (--index; index >= 1; index--) - free_irq(phba->sli4_hba.msix_entries[index - 1].vector, - &phba->sli4_hba.fcp_eq_hdl[index - 1]); - - /* free the irq already requested */ - free_irq(phba->sli4_hba.msix_entries[0].vector, phba); + for (--index; index >= 0; index--) { + irq_set_affinity_hint(phba->sli4_hba.msix_entries[index]. + vector, NULL); + free_irq(phba->sli4_hba.msix_entries[index].vector, + &phba->sli4_hba.fcp_eq_hdl[index]); + } msi_fail_out: /* Unconfigure MSI-X capability structure */ @@ -7450,12 +8894,16 @@ lpfc_sli4_disable_msix(struct lpfc_hba *phba) int index; /* Free up MSI-X multi-message vectors */ - free_irq(phba->sli4_hba.msix_entries[0].vector, phba); - - for (index = 1; index < phba->sli4_hba.msix_vec_nr; index++) + for (index = 0; index < phba->cfg_fcp_io_channel; index++) { + irq_set_affinity_hint(phba->sli4_hba.msix_entries[index]. + vector, NULL); free_irq(phba->sli4_hba.msix_entries[index].vector, - &phba->sli4_hba.fcp_eq_hdl[index - 1]); - + &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); @@ -7500,11 +8948,15 @@ lpfc_sli4_enable_msi(struct lpfc_hba *phba) return rc; } - for (index = 0; index < phba->cfg_fcp_eq_count; index++) { + for (index = 0; index < phba->cfg_fcp_io_channel; index++) { phba->sli4_hba.fcp_eq_hdl[index].idx = index; 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; } @@ -7580,10 +9032,18 @@ lpfc_sli4_enable_intr(struct lpfc_hba *phba, uint32_t cfg_mode) /* Indicate initialization to INTx mode */ phba->intr_type = INTx; intr_mode = 0; - for (index = 0; index < phba->cfg_fcp_eq_count; + for (index = 0; index < phba->cfg_fcp_io_channel; index++) { 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); + } + 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); } } } @@ -7634,6 +9094,9 @@ lpfc_unset_hba(struct lpfc_hba *phba) vport->load_flag |= FC_UNLOADING; spin_unlock_irq(shost->host_lock); + kfree(phba->vpi_bmask); + kfree(phba->vpi_ids); + lpfc_stop_hba_timers(phba); phba->pport->work_port_events = 0; @@ -7648,36 +9111,6 @@ lpfc_unset_hba(struct lpfc_hba *phba) } /** - * lpfc_sli4_unset_hba - Unset SLI4 hba device initialization. - * @phba: pointer to lpfc hba data structure. - * - * This routine is invoked to unset the HBA device initialization steps to - * a device with SLI-4 interface spec. - **/ -static void -lpfc_sli4_unset_hba(struct lpfc_hba *phba) -{ - struct lpfc_vport *vport = phba->pport; - struct Scsi_Host *shost = lpfc_shost_from_vport(vport); - - spin_lock_irq(shost->host_lock); - vport->load_flag |= FC_UNLOADING; - spin_unlock_irq(shost->host_lock); - - phba->pport->work_port_events = 0; - - /* Stop the SLI4 device port */ - lpfc_stop_port(phba); - - lpfc_sli4_disable_intr(phba); - - /* Reset SLI4 HBA FCoE function */ - lpfc_pci_function_reset(phba); - - return; -} - -/** * lpfc_sli4_xri_exchange_busy_wait - Wait for device XRI exchange busy * @phba: Pointer to HBA context object. * @@ -7737,6 +9170,7 @@ lpfc_sli4_hba_unset(struct lpfc_hba *phba) { int wait_cnt = 0; LPFC_MBOXQ_t *mboxq; + struct pci_dev *pdev = phba->pcidev; lpfc_stop_hba_timers(phba); phba->sli4_hba.intr_enable = 0; @@ -7776,11 +9210,16 @@ lpfc_sli4_hba_unset(struct lpfc_hba *phba) /* Disable PCI subsystem interrupt */ lpfc_sli4_disable_intr(phba); + /* Disable SR-IOV if enabled */ + if (phba->cfg_sriov_nr_virtfn) + pci_disable_sriov(pdev); + /* Stop kthread signal shall trigger work_done one more time */ kthread_stop(phba->worker_thread); /* Reset SLI4 HBA FCoE function */ lpfc_pci_function_reset(phba); + lpfc_sli4_queue_destroy(phba); /* Stop the SLI4 device port */ phba->pport->work_port_events = 0; @@ -7810,11 +9249,11 @@ lpfc_pc_sli4_params_get(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) mqe = &mboxq->u.mqe; /* Read the port's SLI4 Parameters port capabilities */ - lpfc_sli4_params(mboxq); + lpfc_pc_sli4_params(mboxq); if (!phba->sli4_hba.intr_enable) rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_POLL); else { - mbox_tmo = lpfc_mbox_tmo_val(phba, MBX_PORT_CAPABILITIES); + mbox_tmo = lpfc_mbox_tmo_val(phba, mboxq); rc = lpfc_sli_issue_mbox_wait(phba, mboxq, mbox_tmo); } @@ -7850,10 +9289,93 @@ lpfc_pc_sli4_params_get(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) sli4_params->hdr_pp_align = bf_get(hdr_pp_align, &mqe->un.sli4_params); sli4_params->sgl_pages_max = bf_get(sgl_pages, &mqe->un.sli4_params); sli4_params->sgl_pp_align = bf_get(sgl_pp_align, &mqe->un.sli4_params); + + /* Make sure that sge_supp_len can be handled by the driver */ + if (sli4_params->sge_supp_len > LPFC_MAX_SGE_SIZE) + sli4_params->sge_supp_len = LPFC_MAX_SGE_SIZE; + return rc; } /** + * lpfc_get_sli4_parameters - Get the SLI4 Config PARAMETERS. + * @phba: Pointer to HBA context object. + * @mboxq: Pointer to the mailboxq memory for the mailbox command response. + * + * This function is called in the SLI4 code path to read the port's + * sli4 capabilities. + * + * This function may be be called from any context that can block-wait + * for the completion. The expectation is that this routine is called + * typically from probe_one or from the online routine. + **/ +int +lpfc_get_sli4_parameters(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) +{ + int rc; + struct lpfc_mqe *mqe = &mboxq->u.mqe; + struct lpfc_pc_sli4_params *sli4_params; + uint32_t mbox_tmo; + int length; + struct lpfc_sli4_parameters *mbx_sli4_parameters; + + /* + * By default, the driver assumes the SLI4 port requires RPI + * header postings. The SLI4_PARAM response will correct this + * assumption. + */ + phba->sli4_hba.rpi_hdrs_in_use = 1; + + /* Read the port's SLI4 Config Parameters */ + length = (sizeof(struct lpfc_mbx_get_sli4_parameters) - + sizeof(struct lpfc_sli4_cfg_mhdr)); + lpfc_sli4_config(phba, mboxq, LPFC_MBOX_SUBSYSTEM_COMMON, + LPFC_MBOX_OPCODE_GET_SLI4_PARAMETERS, + length, LPFC_SLI4_MBX_EMBED); + if (!phba->sli4_hba.intr_enable) + rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_POLL); + else { + mbox_tmo = lpfc_mbox_tmo_val(phba, mboxq); + rc = lpfc_sli_issue_mbox_wait(phba, mboxq, mbox_tmo); + } + if (unlikely(rc)) + return rc; + sli4_params = &phba->sli4_hba.pc_sli4_params; + mbx_sli4_parameters = &mqe->un.get_sli4_parameters.sli4_parameters; + sli4_params->if_type = bf_get(cfg_if_type, mbx_sli4_parameters); + sli4_params->sli_rev = bf_get(cfg_sli_rev, mbx_sli4_parameters); + sli4_params->sli_family = bf_get(cfg_sli_family, mbx_sli4_parameters); + sli4_params->featurelevel_1 = bf_get(cfg_sli_hint_1, + mbx_sli4_parameters); + sli4_params->featurelevel_2 = bf_get(cfg_sli_hint_2, + mbx_sli4_parameters); + if (bf_get(cfg_phwq, mbx_sli4_parameters)) + phba->sli3_options |= LPFC_SLI4_PHWQ_ENABLED; + else + 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); + sli4_params->rqv = bf_get(cfg_rqv, mbx_sli4_parameters); + sli4_params->wqsize = bf_get(cfg_wqsize, mbx_sli4_parameters); + sli4_params->sgl_pages_max = bf_get(cfg_sgl_page_cnt, + mbx_sli4_parameters); + sli4_params->sgl_pp_align = bf_get(cfg_sgl_pp_align, + mbx_sli4_parameters); + phba->sli4_hba.extents_in_use = bf_get(cfg_ext, mbx_sli4_parameters); + phba->sli4_hba.rpi_hdrs_in_use = bf_get(cfg_hdrr, mbx_sli4_parameters); + + /* Make sure that sge_supp_len can be handled by the driver */ + if (sli4_params->sge_supp_len > LPFC_MAX_SGE_SIZE) + sli4_params->sge_supp_len = LPFC_MAX_SGE_SIZE; + + return 0; +} + +/** * lpfc_pci_probe_one_s3 - PCI probe func to reg SLI-3 device to PCI subsystem. * @pdev: pointer to PCI device * @pid: pointer to PCI device identifier @@ -7870,7 +9392,7 @@ lpfc_pc_sli4_params_get(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) * 0 - driver can claim the device * negative value - driver can not claim the device **/ -static int __devinit +static int lpfc_pci_probe_one_s3(struct pci_dev *pdev, const struct pci_device_id *pid) { struct lpfc_hba *phba; @@ -7886,11 +9408,8 @@ lpfc_pci_probe_one_s3(struct pci_dev *pdev, const struct pci_device_id *pid) /* Perform generic PCI device enabling operation */ error = lpfc_enable_pci_dev(phba); - if (error) { - lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "1401 Failed to enable pci device.\n"); + if (error) goto out_free_phba; - } /* Set up SLI API function jump table for PCI-device group-0 HBAs */ error = lpfc_api_table_setup(phba, LPFC_PCI_DEV_LP); @@ -7937,6 +9456,9 @@ lpfc_pci_probe_one_s3(struct pci_dev *pdev, const struct pci_device_id *pid) goto out_free_iocb_list; } + /* Get the default values for Model Name and Description */ + lpfc_get_hba_model_desc(phba, phba->ModelName, phba->ModelDesc); + /* Create SCSI host to the physical port */ error = lpfc_create_shost(phba); if (error) { @@ -8037,7 +9559,7 @@ out_free_phba: * removed from PCI bus, it performs all the necessary cleanup for the HBA * device to be removed from the PCI subsystem properly. **/ -static void __devexit +static void lpfc_pci_remove_one_s3(struct pci_dev *pdev) { struct Scsi_Host *shost = pci_get_drvdata(pdev); @@ -8056,8 +9578,11 @@ lpfc_pci_remove_one_s3(struct pci_dev *pdev) /* Release all the vports against this physical port */ vports = lpfc_create_vport_work_array(phba); if (vports != NULL) - for (i = 1; i <= phba->max_vports && vports[i] != NULL; i++) + for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) { + if (vports[i]->port_type == LPFC_PHYSICAL_PORT) + continue; fc_vport_terminate(vports[i]->fc_vport); + } lpfc_destroy_vport_work_array(phba, vports); /* Remove FC host and then SCSI host with the physical port */ @@ -8078,6 +9603,9 @@ lpfc_pci_remove_one_s3(struct pci_dev *pdev) /* Final cleanup of txcmplq and reset the HBA */ lpfc_sli_brdrestart(phba); + kfree(phba->vpi_bmask); + kfree(phba->vpi_ids); + lpfc_stop_hba_timers(phba); spin_lock_irq(&phba->hbalock); list_del_init(&vport->listentry); @@ -8085,10 +9613,13 @@ lpfc_pci_remove_one_s3(struct pci_dev *pdev) lpfc_debugfs_terminate(vport); + /* Disable SR-IOV if enabled */ + if (phba->cfg_sriov_nr_virtfn) + pci_disable_sriov(pdev); + /* Disable interrupt */ lpfc_sli_disable_intr(phba); - pci_set_drvdata(pdev, NULL); scsi_host_put(shost); /* @@ -8146,7 +9677,7 @@ lpfc_pci_suspend_one_s3(struct pci_dev *pdev, pm_message_t msg) "0473 PCI device Power Management suspend.\n"); /* Bring down the device */ - lpfc_offline_prep(phba); + lpfc_offline_prep(phba, LPFC_MBX_WAIT); lpfc_offline(phba); kthread_stop(phba->worker_thread); @@ -8243,9 +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"); @@ -8253,8 +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); } /** @@ -8272,20 +9799,20 @@ lpfc_sli_prep_dev_for_reset(struct lpfc_hba *phba) "2710 PCI channel disable preparing for reset\n"); /* Block any management I/Os to the device */ - lpfc_block_mgmt_io(phba); + lpfc_block_mgmt_io(phba, LPFC_MBX_WAIT); /* Block all SCSI devices' I/Os on the host */ lpfc_scsi_dev_block(phba); + /* Flush all driver's outstanding SCSI I/Os as we are to reset */ + lpfc_sli_flush_fcp_rings(phba); + /* stop all timers */ lpfc_stop_hba_timers(phba); /* Disable interrupt and pci device */ lpfc_sli_disable_intr(phba); pci_disable_device(phba->pcidev); - - /* Flush all driver's outstanding SCSI I/Os as we are to reset */ - lpfc_sli_flush_fcp_rings(phba); } /** @@ -8416,7 +9943,7 @@ lpfc_io_slot_reset_s3(struct pci_dev *pdev) phba->intr_mode = intr_mode; /* Take device offline, it will perform cleanup */ - lpfc_offline_prep(phba); + lpfc_offline_prep(phba, LPFC_MBX_WAIT); lpfc_offline(phba); lpfc_sli_brdrestart(phba); @@ -8470,13 +9997,153 @@ lpfc_sli4_get_els_iocb_cnt(struct lpfc_hba *phba) return 50; else if (max_xri <= 1024) return 100; - else + else if (max_xri <= 1536) return 150; + else if (max_xri <= 2048) + return 200; + else + return 250; } else return 0; } /** + * lpfc_write_firmware - attempt to write a firmware image to the port + * @fw: pointer to firmware image returned from request_firmware. + * @phba: pointer to lpfc hba data structure. + * + **/ +static void +lpfc_write_firmware(const struct firmware *fw, void *context) +{ + struct lpfc_hba *phba = (struct lpfc_hba *)context; + char fwrev[FW_REV_STR_SIZE]; + struct lpfc_grp_hdr *image; + struct list_head dma_buffer_list; + int i, rc = 0; + struct lpfc_dmabuf *dmabuf, *next; + uint32_t offset = 0, temp_offset = 0; + + /* It can be null in no-wait mode, sanity check */ + if (!fw) { + rc = -ENXIO; + goto out; + } + image = (struct lpfc_grp_hdr *)fw->data; + + INIT_LIST_HEAD(&dma_buffer_list); + if ((be32_to_cpu(image->magic_number) != LPFC_GROUP_OJECT_MAGIC_NUM) || + (bf_get_be32(lpfc_grp_hdr_file_type, image) != + LPFC_FILE_TYPE_GROUP) || + (bf_get_be32(lpfc_grp_hdr_id, image) != LPFC_FILE_ID_GROUP) || + (be32_to_cpu(image->size) != fw->size)) { + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "3022 Invalid FW image found. " + "Magic:%x Type:%x ID:%x\n", + be32_to_cpu(image->magic_number), + bf_get_be32(lpfc_grp_hdr_file_type, image), + bf_get_be32(lpfc_grp_hdr_id, image)); + rc = -EINVAL; + goto release_out; + } + lpfc_decode_firmware_rev(phba, fwrev, 1); + if (strncmp(fwrev, image->revision, strnlen(image->revision, 16))) { + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "3023 Updating Firmware, Current Version:%s " + "New Version:%s\n", + fwrev, image->revision); + for (i = 0; i < LPFC_MBX_WR_CONFIG_MAX_BDE; i++) { + dmabuf = kzalloc(sizeof(struct lpfc_dmabuf), + GFP_KERNEL); + if (!dmabuf) { + rc = -ENOMEM; + goto release_out; + } + dmabuf->virt = dma_alloc_coherent(&phba->pcidev->dev, + SLI4_PAGE_SIZE, + &dmabuf->phys, + GFP_KERNEL); + if (!dmabuf->virt) { + kfree(dmabuf); + rc = -ENOMEM; + goto release_out; + } + list_add_tail(&dmabuf->list, &dma_buffer_list); + } + while (offset < fw->size) { + temp_offset = offset; + list_for_each_entry(dmabuf, &dma_buffer_list, list) { + if (temp_offset + SLI4_PAGE_SIZE > fw->size) { + memcpy(dmabuf->virt, + fw->data + temp_offset, + fw->size - temp_offset); + temp_offset = fw->size; + break; + } + memcpy(dmabuf->virt, fw->data + temp_offset, + SLI4_PAGE_SIZE); + temp_offset += SLI4_PAGE_SIZE; + } + rc = lpfc_wr_object(phba, &dma_buffer_list, + (fw->size - offset), &offset); + if (rc) + goto release_out; + } + rc = offset; + } + +release_out: + list_for_each_entry_safe(dmabuf, next, &dma_buffer_list, list) { + list_del(&dmabuf->list); + dma_free_coherent(&phba->pcidev->dev, SLI4_PAGE_SIZE, + dmabuf->virt, dmabuf->phys); + kfree(dmabuf); + } + release_firmware(fw); +out: + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "3024 Firmware update done: %d.\n", rc); + return; +} + +/** + * lpfc_sli4_request_firmware_update - Request linux generic firmware upgrade + * @phba: pointer to lpfc hba data structure. + * + * This routine is called to perform Linux generic firmware upgrade on device + * that supports such feature. + **/ +int +lpfc_sli4_request_firmware_update(struct lpfc_hba *phba, uint8_t fw_upgrade) +{ + uint8_t file_name[ELX_MODEL_NAME_SIZE]; + int ret; + const struct firmware *fw; + + /* Only supported on SLI4 interface type 2 for now */ + if (bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf) != + LPFC_SLI_INTF_IF_TYPE_2) + return -EPERM; + + snprintf(file_name, ELX_MODEL_NAME_SIZE, "%s.grp", phba->ModelName); + + if (fw_upgrade == INT_FW_UPGRADE) { + ret = request_firmware_nowait(THIS_MODULE, FW_ACTION_HOTPLUG, + file_name, &phba->pcidev->dev, + GFP_KERNEL, (void *)phba, + lpfc_write_firmware); + } else if (fw_upgrade == RUN_FW_UPGRADE) { + ret = request_firmware(&fw, file_name, &phba->pcidev->dev); + if (!ret) + lpfc_write_firmware(fw, (void *)phba); + } else { + ret = -EINVAL; + } + + return ret; +} + +/** * lpfc_pci_probe_one_s4 - PCI probe func to reg SLI-4 device to PCI subsys * @pdev: pointer to PCI device * @pid: pointer to PCI device identifier @@ -8494,15 +10161,15 @@ lpfc_sli4_get_els_iocb_cnt(struct lpfc_hba *phba) * 0 - driver can claim the device * negative value - driver can not claim the device **/ -static int __devinit +static int lpfc_pci_probe_one_s4(struct pci_dev *pdev, const struct pci_device_id *pid) { struct lpfc_hba *phba; struct lpfc_vport *vport = NULL; struct Scsi_Host *shost = NULL; - int error; + int error, ret; uint32_t cfg_mode, intr_mode; - int mcnt; + int adjusted_fcp_io_channel; /* Allocate memory for HBA structure */ phba = lpfc_hba_alloc(pdev); @@ -8511,11 +10178,8 @@ lpfc_pci_probe_one_s4(struct pci_dev *pdev, const struct pci_device_id *pid) /* Perform generic PCI device enabling operation */ error = lpfc_enable_pci_dev(phba); - if (error) { - lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "1409 Failed to enable pci device.\n"); + if (error) goto out_free_phba; - } /* Set up SLI API function jump table for PCI-device group-1 HBAs */ error = lpfc_api_table_setup(phba, LPFC_PCI_DEV_OC); @@ -8560,6 +10224,7 @@ lpfc_pci_probe_one_s4(struct pci_dev *pdev, const struct pci_device_id *pid) } INIT_LIST_HEAD(&phba->active_rrq_list); + INIT_LIST_HEAD(&phba->fcf.fcf_pri_list); /* Set up common device driver resources */ error = lpfc_setup_driver_resource_phase2(phba); @@ -8569,6 +10234,9 @@ lpfc_pci_probe_one_s4(struct pci_dev *pdev, const struct pci_device_id *pid) goto out_free_iocb_list; } + /* Get the default values for Model Name and Description */ + lpfc_get_hba_model_desc(phba, phba->ModelName, phba->ModelDesc); + /* Create SCSI host to the physical port */ error = lpfc_create_shost(phba); if (error) { @@ -8589,63 +10257,44 @@ lpfc_pci_probe_one_s4(struct pci_dev *pdev, const struct pci_device_id *pid) shost = lpfc_shost_from_vport(vport); /* save shost for error cleanup */ /* Now, trying to enable interrupt and bring up the device */ cfg_mode = phba->cfg_use_msi; - while (true) { - /* Put device to a known state before enabling interrupt */ - lpfc_stop_port(phba); - /* Configure and enable interrupt */ - intr_mode = lpfc_sli4_enable_intr(phba, cfg_mode); - if (intr_mode == LPFC_INTR_ERROR) { - lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "0426 Failed to enable interrupt.\n"); - error = -ENODEV; - goto out_free_sysfs_attr; - } - /* Default to single FCP EQ for non-MSI-X */ - if (phba->intr_type != MSIX) - phba->cfg_fcp_eq_count = 1; - else if (phba->sli4_hba.msix_vec_nr < phba->cfg_fcp_eq_count) - phba->cfg_fcp_eq_count = phba->sli4_hba.msix_vec_nr - 1; - /* Set up SLI-4 HBA */ - if (lpfc_sli4_hba_setup(phba)) { - lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "1421 Failed to set up hba\n"); - error = -ENODEV; - goto out_disable_intr; - } - /* Send NOP mbx cmds for non-INTx mode active interrupt test */ - if (intr_mode != 0) - mcnt = lpfc_sli4_send_nop_mbox_cmds(phba, - LPFC_ACT_INTR_CNT); - - /* Check active interrupts received only for MSI/MSI-X */ - if (intr_mode == 0 || - phba->sli.slistat.sli_intr >= LPFC_ACT_INTR_CNT) { - /* Log the current active interrupt mode */ - phba->intr_mode = intr_mode; - lpfc_log_intr_mode(phba, intr_mode); - break; - } - lpfc_printf_log(phba, KERN_INFO, LOG_INIT, - "0451 Configure interrupt mode (%d) " - "failed active interrupt test.\n", - intr_mode); - /* Unset the previous SLI-4 HBA setup. */ - /* - * TODO: Is this operation compatible with IF TYPE 2 - * devices? All port state is deleted and cleared. - */ - lpfc_sli4_unset_hba(phba); - /* Try next level of interrupt mode */ - cfg_mode = --intr_mode; + /* Put device to a known state before enabling interrupt */ + lpfc_stop_port(phba); + /* Configure and enable interrupt */ + intr_mode = lpfc_sli4_enable_intr(phba, cfg_mode); + if (intr_mode == LPFC_INTR_ERROR) { + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "0426 Failed to enable interrupt.\n"); + error = -ENODEV; + goto out_free_sysfs_attr; } + /* Default to single EQ for non-MSI-X */ + if (phba->intr_type != MSIX) + adjusted_fcp_io_channel = 1; + else + adjusted_fcp_io_channel = phba->cfg_fcp_io_channel; + phba->cfg_fcp_io_channel = adjusted_fcp_io_channel; + /* Set up SLI-4 HBA */ + if (lpfc_sli4_hba_setup(phba)) { + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "1421 Failed to set up hba\n"); + error = -ENODEV; + goto out_disable_intr; + } + + /* Log the current active interrupt mode */ + phba->intr_mode = intr_mode; + lpfc_log_intr_mode(phba, intr_mode); /* Perform post initialization setup */ lpfc_post_init_setup(phba); + /* check for firmware upgrade or downgrade */ + if (phba->cfg_request_firmware_upgrade) + ret = lpfc_sli4_request_firmware_update(phba, INT_FW_UPGRADE); + /* Check if there are static vports to be created. */ lpfc_create_static_vport(phba); - return 0; out_disable_intr: @@ -8680,7 +10329,7 @@ out_free_phba: * removed from PCI bus, it performs all the necessary cleanup for the HBA * device to be removed from the PCI subsystem properly. **/ -static void __devexit +static void lpfc_pci_remove_one_s4(struct pci_dev *pdev) { struct Scsi_Host *shost = pci_get_drvdata(pdev); @@ -8700,8 +10349,11 @@ lpfc_pci_remove_one_s4(struct pci_dev *pdev) /* Release all the vports against this physical port */ vports = lpfc_create_vport_work_array(phba); if (vports != NULL) - for (i = 1; i <= phba->max_vports && vports[i] != NULL; i++) + for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) { + if (vports[i]->port_type == LPFC_PHYSICAL_PORT) + continue; fc_vport_terminate(vports[i]->fc_vport); + } lpfc_destroy_vport_work_array(phba, vports); /* Remove FC host and then SCSI host with the physical port */ @@ -8727,6 +10379,7 @@ lpfc_pci_remove_one_s4(struct pci_dev *pdev) * buffers are released to their corresponding pools here. */ lpfc_scsi_free(phba); + lpfc_sli4_driver_resource_unset(phba); /* Unmap adapter Control and Doorbell registers */ @@ -8773,12 +10426,13 @@ lpfc_pci_suspend_one_s4(struct pci_dev *pdev, pm_message_t msg) "2843 PCI device Power Management suspend.\n"); /* Bring down the device */ - lpfc_offline_prep(phba); + lpfc_offline_prep(phba, LPFC_MBX_WAIT); lpfc_offline(phba); kthread_stop(phba->worker_thread); /* Disable interrupt from device */ lpfc_sli4_disable_intr(phba); + lpfc_sli4_queue_destroy(phba); /* Save device state to PCI config space */ pci_save_state(pdev); @@ -8870,17 +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); } /** @@ -8898,20 +10548,21 @@ lpfc_sli4_prep_dev_for_reset(struct lpfc_hba *phba) "2826 PCI channel disable preparing for reset\n"); /* Block any management I/Os to the device */ - lpfc_block_mgmt_io(phba); + lpfc_block_mgmt_io(phba, LPFC_MBX_NO_WAIT); /* Block all SCSI devices' I/Os on the host */ lpfc_scsi_dev_block(phba); + /* Flush all driver's outstanding SCSI I/Os as we are to reset */ + lpfc_sli_flush_fcp_rings(phba); + /* stop all timers */ lpfc_stop_hba_timers(phba); /* Disable interrupt and pci device */ lpfc_sli4_disable_intr(phba); + lpfc_sli4_queue_destroy(phba); pci_disable_device(phba->pcidev); - - /* Flush all driver's outstanding SCSI I/Os as we are to reset */ - lpfc_sli_flush_fcp_rings(phba); } /** @@ -9016,6 +10667,13 @@ lpfc_io_slot_reset_s4(struct pci_dev *pdev) } pci_restore_state(pdev); + + /* + * As the new kernel behavior of pci_restore_state() API call clears + * device saved_state flag, need to save the restored state again. + */ + pci_save_state(pdev); + if (pdev->is_busmaster) pci_set_master(pdev); @@ -9063,7 +10721,7 @@ lpfc_io_resume_s4(struct pci_dev *pdev) */ if (!(phba->sli.sli_flag & LPFC_SLI_ACTIVE)) { /* Perform device reset */ - lpfc_offline_prep(phba); + lpfc_offline_prep(phba, LPFC_MBX_WAIT); lpfc_offline(phba); lpfc_sli_brdrestart(phba); /* Bring the device back online */ @@ -9093,7 +10751,7 @@ lpfc_io_resume_s4(struct pci_dev *pdev) * 0 - driver can claim the device * negative value - driver can not claim the device **/ -static int __devinit +static int lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid) { int rc; @@ -9121,7 +10779,7 @@ lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid) * remove routine, which will perform all the necessary cleanup for the * device to be removed from the PCI subsystem properly. **/ -static void __devexit +static void lpfc_pci_remove_one(struct pci_dev *pdev) { struct Scsi_Host *shost = pci_get_drvdata(pdev); @@ -9323,6 +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, }, @@ -9410,12 +11230,20 @@ static struct pci_device_id lpfc_id_table[] = { PCI_ANY_ID, PCI_ANY_ID, }, {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_LANCER_FCOE, PCI_ANY_ID, PCI_ANY_ID, }, + {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_LANCER_FC_VF, + PCI_ANY_ID, PCI_ANY_ID, }, + {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_LANCER_FCOE_VF, + PCI_ANY_ID, PCI_ANY_ID, }, + {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SKYHAWK, + PCI_ANY_ID, PCI_ANY_ID, }, + {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SKYHAWK_VF, + PCI_ANY_ID, PCI_ANY_ID, }, { 0 } }; MODULE_DEVICE_TABLE(pci, lpfc_id_table); -static struct pci_error_handlers lpfc_err_handler = { +static const struct pci_error_handlers lpfc_err_handler = { .error_detected = lpfc_io_error_detected, .slot_reset = lpfc_io_slot_reset, .resume = lpfc_io_resume, @@ -9425,12 +11253,22 @@ static struct pci_driver lpfc_driver = { .name = LPFC_DRIVER_NAME, .id_table = lpfc_id_table, .probe = lpfc_pci_probe_one, - .remove = __devexit_p(lpfc_pci_remove_one), + .remove = lpfc_pci_remove_one, .suspend = lpfc_pci_suspend_one, .resume = lpfc_pci_resume_one, .err_handler = &lpfc_err_handler, }; +static const struct file_operations lpfc_mgmt_fop = { + .owner = THIS_MODULE, +}; + +static struct miscdevice lpfc_mgmt_dev = { + .minor = MISC_DYNAMIC_MINOR, + .name = "lpfcmgmt", + .fops = &lpfc_mgmt_fop, +}; + /** * lpfc_init - lpfc module initialization routine * @@ -9446,11 +11284,17 @@ static struct pci_driver lpfc_driver = { static int __init lpfc_init(void) { + int cpu; int error = 0; printk(LPFC_MODULE_DESC "\n"); printk(LPFC_COPYRIGHT "\n"); + error = misc_register(&lpfc_mgmt_dev); + if (error) + printk(KERN_ERR "Could not register lpfcmgmt device, " + "misc_register returned with status %d", error); + if (lpfc_enable_npiv) { lpfc_transport_functions.vport_create = lpfc_vport_create; lpfc_transport_functions.vport_delete = lpfc_vport_delete; @@ -9467,6 +11311,13 @@ lpfc_init(void) return -ENOMEM; } } + + /* Initialize in case vector mapping is needed */ + lpfc_used_cpu = NULL; + lpfc_present_cpu = 0; + for_each_present_cpu(cpu) + lpfc_present_cpu++; + error = pci_register_driver(&lpfc_driver); if (error) { fc_release_transport(lpfc_transport_template); @@ -9487,6 +11338,7 @@ lpfc_init(void) static void __exit lpfc_exit(void) { + misc_deregister(&lpfc_mgmt_dev); pci_unregister_driver(&lpfc_driver); fc_release_transport(lpfc_transport_template); if (lpfc_enable_npiv) @@ -9504,6 +11356,7 @@ lpfc_exit(void) (1L << _dump_buf_dif_order), _dump_buf_dif); free_pages((unsigned long)_dump_buf_dif, _dump_buf_dif_order); } + kfree(lpfc_used_cpu); } module_init(lpfc_init); |