diff options
Diffstat (limited to 'drivers/scsi')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc.h | 9 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_attr.c | 42 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_crtn.h | 7 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_els.c | 2 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_hbadisc.c | 19 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_hw4.h | 5 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_init.c | 11 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_mbox.c | 5 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_scsi.c | 16 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_sli.c | 464 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_sli.h | 2 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_sli4.h | 2 |
12 files changed, 307 insertions, 277 deletions
diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h index e5ebb5343421..ebeddbe86e67 100644 --- a/drivers/scsi/lpfc/lpfc.h +++ b/drivers/scsi/lpfc/lpfc.h @@ -110,6 +110,7 @@ struct hbq_dmabuf { uint32_t size; uint32_t tag; struct lpfc_cq_event cq_event; + unsigned long time_stamp; }; /* Priority bit. Set value to exceed low water mark in lpfc_mem. */ @@ -405,6 +406,7 @@ struct lpfc_vport { uint8_t stat_data_enabled; uint8_t stat_data_blocked; struct list_head rcv_buffer_list; + unsigned long rcv_buffer_time_stamp; uint32_t vport_flag; #define STATIC_VPORT 1 }; @@ -527,14 +529,16 @@ struct lpfc_hba { #define HBA_ERATT_HANDLED 0x1 /* This flag is set when eratt handled */ #define DEFER_ERATT 0x2 /* Deferred error attention in progress */ #define HBA_FCOE_SUPPORT 0x4 /* HBA function supports FCOE */ -#define HBA_RECEIVE_BUFFER 0x8 /* Rcv buffer posted to worker thread */ +#define HBA_SP_QUEUE_EVT 0x8 /* Slow-path qevt posted to worker thread*/ #define HBA_POST_RECEIVE_BUFFER 0x10 /* Rcv buffers need to be posted */ #define FCP_XRI_ABORT_EVENT 0x20 #define ELS_XRI_ABORT_EVENT 0x40 #define ASYNC_EVENT 0x80 #define LINK_DISABLED 0x100 /* Link disabled by user */ #define FCF_DISC_INPROGRESS 0x200 /* FCF discovery in progress */ -#define HBA_AER_ENABLED 0x800 /* AER enabled with HBA */ +#define HBA_FIP_SUPPORT 0x400 /* FIP support in HBA */ +#define HBA_AER_ENABLED 0x800 /* AER enabled with HBA */ + uint32_t fcp_ring_in_use; /* When polling test if intr-hndlr active*/ struct lpfc_dmabuf slim2p; MAILBOX_t *mbox; @@ -606,7 +610,6 @@ struct lpfc_hba { uint32_t cfg_enable_hba_reset; uint32_t cfg_enable_hba_heartbeat; uint32_t cfg_enable_bg; - uint32_t cfg_enable_fip; uint32_t cfg_log_verbose; uint32_t cfg_aer_support; diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c index 82005b8ad957..d55befb7cf4c 100644 --- a/drivers/scsi/lpfc/lpfc_attr.c +++ b/drivers/scsi/lpfc/lpfc_attr.c @@ -100,6 +100,28 @@ lpfc_drvr_version_show(struct device *dev, struct device_attribute *attr, return snprintf(buf, PAGE_SIZE, LPFC_MODULE_DESC "\n"); } +/** + * lpfc_enable_fip_show - Return the fip mode of the HBA + * @dev: class unused variable. + * @attr: device attribute, not used. + * @buf: on return contains the module description text. + * + * Returns: size of formatted string. + **/ +static ssize_t +lpfc_enable_fip_show(struct device *dev, struct device_attribute *attr, + char *buf) +{ + struct Scsi_Host *shost = class_to_shost(dev); + struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; + struct lpfc_hba *phba = vport->phba; + + if (phba->hba_flag & HBA_FIP_SUPPORT) + return snprintf(buf, PAGE_SIZE, "1\n"); + else + return snprintf(buf, PAGE_SIZE, "0\n"); +} + static ssize_t lpfc_bg_info_show(struct device *dev, struct device_attribute *attr, char *buf) @@ -1134,6 +1156,9 @@ lpfc_poll_store(struct device *dev, struct device_attribute *attr, if ((val & 0x3) != val) return -EINVAL; + if (phba->sli_rev == LPFC_SLI_REV4) + val = 0; + spin_lock_irq(&phba->hbalock); old_val = phba->cfg_poll; @@ -1597,6 +1622,7 @@ static DEVICE_ATTR(num_discovered_ports, S_IRUGO, static DEVICE_ATTR(menlo_mgmt_mode, S_IRUGO, lpfc_mlomgmt_show, NULL); static DEVICE_ATTR(nport_evt_cnt, S_IRUGO, lpfc_nport_evt_cnt_show, NULL); static DEVICE_ATTR(lpfc_drvr_version, S_IRUGO, lpfc_drvr_version_show, NULL); +static DEVICE_ATTR(lpfc_enable_fip, S_IRUGO, lpfc_enable_fip_show, NULL); static DEVICE_ATTR(board_mode, S_IRUGO | S_IWUSR, lpfc_board_mode_show, lpfc_board_mode_store); static DEVICE_ATTR(issue_reset, S_IWUSR, NULL, lpfc_issue_reset); @@ -3128,15 +3154,6 @@ LPFC_ATTR_R(enable_hba_heartbeat, 1, 0, 1, "Enable HBA Heartbeat."); LPFC_ATTR_R(enable_bg, 0, 0, 1, "Enable BlockGuard Support"); /* -# lpfc_enable_fip: When set, FIP is required to start discovery. If not -# set, the driver will add an FCF record manually if the port has no -# FCF records available and start discovery. -# Value range is [0,1]. Default value is 1 (enabled) -*/ -LPFC_ATTR_RW(enable_fip, 0, 0, 1, "Enable FIP Discovery"); - - -/* # lpfc_prot_mask: i # - Bit mask of host protection capabilities used to register with the # SCSI mid-layer @@ -3194,6 +3211,7 @@ struct device_attribute *lpfc_hba_attrs[] = { &dev_attr_num_discovered_ports, &dev_attr_menlo_mgmt_mode, &dev_attr_lpfc_drvr_version, + &dev_attr_lpfc_enable_fip, &dev_attr_lpfc_temp_sensor, &dev_attr_lpfc_log_verbose, &dev_attr_lpfc_lun_queue_depth, @@ -3201,7 +3219,6 @@ struct device_attribute *lpfc_hba_attrs[] = { &dev_attr_lpfc_peer_port_login, &dev_attr_lpfc_nodev_tmo, &dev_attr_lpfc_devloss_tmo, - &dev_attr_lpfc_enable_fip, &dev_attr_lpfc_fcp_class, &dev_attr_lpfc_use_adisc, &dev_attr_lpfc_ack0, @@ -3256,7 +3273,6 @@ struct device_attribute *lpfc_vport_attrs[] = { &dev_attr_lpfc_lun_queue_depth, &dev_attr_lpfc_nodev_tmo, &dev_attr_lpfc_devloss_tmo, - &dev_attr_lpfc_enable_fip, &dev_attr_lpfc_hba_queue_depth, &dev_attr_lpfc_peer_port_login, &dev_attr_lpfc_restrict_login, @@ -4412,13 +4428,15 @@ lpfc_get_cfgparam(struct lpfc_hba *phba) lpfc_enable_hba_reset_init(phba, lpfc_enable_hba_reset); lpfc_enable_hba_heartbeat_init(phba, lpfc_enable_hba_heartbeat); lpfc_enable_bg_init(phba, lpfc_enable_bg); + if (phba->sli_rev == LPFC_SLI_REV4) + phba->cfg_poll = 0; + else phba->cfg_poll = lpfc_poll; phba->cfg_soft_wwnn = 0L; phba->cfg_soft_wwpn = 0L; lpfc_sg_seg_cnt_init(phba, lpfc_sg_seg_cnt); lpfc_prot_sg_seg_cnt_init(phba, lpfc_prot_sg_seg_cnt); lpfc_hba_queue_depth_init(phba, lpfc_hba_queue_depth); - lpfc_enable_fip_init(phba, lpfc_enable_fip); lpfc_hba_log_verbose_init(phba, lpfc_log_verbose); lpfc_aer_support_init(phba, lpfc_aer_support); diff --git a/drivers/scsi/lpfc/lpfc_crtn.h b/drivers/scsi/lpfc/lpfc_crtn.h index 0d450ae3a2d4..650494d622c1 100644 --- a/drivers/scsi/lpfc/lpfc_crtn.h +++ b/drivers/scsi/lpfc/lpfc_crtn.h @@ -49,6 +49,8 @@ void lpfc_init_link(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t, uint32_t); void lpfc_request_features(struct lpfc_hba *, struct lpfcMboxq *); struct lpfc_vport *lpfc_find_vport_by_did(struct lpfc_hba *, uint32_t); +void lpfc_cleanup_rcv_buffers(struct lpfc_vport *); +void lpfc_rcv_seq_check_edtov(struct lpfc_vport *); void lpfc_cleanup_rpis(struct lpfc_vport *, int); int lpfc_linkdown(struct lpfc_hba *); void lpfc_linkdown_port(struct lpfc_vport *); @@ -214,7 +216,10 @@ void lpfc_stop_vport_timers(struct lpfc_vport *); void lpfc_poll_timeout(unsigned long ptr); void lpfc_poll_start_timer(struct lpfc_hba *); void lpfc_poll_eratt(unsigned long); -void lpfc_sli_poll_fcp_ring(struct lpfc_hba *); +int +lpfc_sli_handle_fast_ring_event(struct lpfc_hba *, + struct lpfc_sli_ring *, uint32_t); + struct lpfc_iocbq * lpfc_sli_get_iocbq(struct lpfc_hba *); void lpfc_sli_release_iocbq(struct lpfc_hba *, struct lpfc_iocbq *); uint16_t lpfc_sli_next_iotag(struct lpfc_hba *, struct lpfc_iocbq *); diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c index 489ddcd4c584..fe0a33c9b874 100644 --- a/drivers/scsi/lpfc/lpfc_els.c +++ b/drivers/scsi/lpfc/lpfc_els.c @@ -173,7 +173,7 @@ lpfc_prep_els_iocb(struct lpfc_vport *vport, uint8_t expectRsp, * in FIP mode send FLOGI, FDISC and LOGO as FIP frames. */ if ((did == Fabric_DID) && - bf_get(lpfc_fip_flag, &phba->sli4_hba.sli4_flags) && + (phba->hba_flag & HBA_FIP_SUPPORT) && ((elscmd == ELS_CMD_FLOGI) || (elscmd == ELS_CMD_FDISC) || (elscmd == ELS_CMD_LOGO))) diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c index e8689cabe5f7..20fca3f6d43b 100644 --- a/drivers/scsi/lpfc/lpfc_hbadisc.c +++ b/drivers/scsi/lpfc/lpfc_hbadisc.c @@ -568,7 +568,7 @@ lpfc_work_done(struct lpfc_hba *phba) status >>= (4*LPFC_ELS_RING); if ((status & HA_RXMASK) || (pring->flag & LPFC_DEFERRED_RING_EVENT) || - (phba->hba_flag & HBA_RECEIVE_BUFFER)) { + (phba->hba_flag & HBA_SP_QUEUE_EVT)) { if (pring->flag & LPFC_STOP_IOCB_EVENT) { pring->flag |= LPFC_DEFERRED_RING_EVENT; /* Set the lpfc data pending flag */ @@ -706,6 +706,9 @@ lpfc_cleanup_rpis(struct lpfc_vport *vport, int remove) void lpfc_port_link_failure(struct lpfc_vport *vport) { + /* Cleanup any outstanding received buffers */ + lpfc_cleanup_rcv_buffers(vport); + /* Cleanup any outstanding RSCN activity */ lpfc_els_flush_rscn(vport); @@ -1282,7 +1285,7 @@ lpfc_match_fcf_conn_list(struct lpfc_hba *phba, !bf_get(lpfc_fcf_record_fcf_valid, new_fcf_record)) return 0; - if (!phba->cfg_enable_fip) { + if (!(phba->hba_flag & HBA_FIP_SUPPORT)) { *boot_flag = 0; *addr_mode = bf_get(lpfc_fcf_record_mac_addr_prov, new_fcf_record); @@ -1997,7 +2000,7 @@ lpfc_mbx_process_link_up(struct lpfc_hba *phba, READ_LA_VAR *la) * is phase 1 implementation that support FCF index 0 and driver * defaults. */ - if (phba->cfg_enable_fip == 0) { + if (!(phba->hba_flag & HBA_FIP_SUPPORT)) { fcf_record = kzalloc(sizeof(struct fcf_record), GFP_KERNEL); if (unlikely(!fcf_record)) { @@ -4442,7 +4445,7 @@ lpfc_unregister_unused_fcf(struct lpfc_hba *phba) */ if (!(phba->hba_flag & HBA_FCOE_SUPPORT) || !(phba->fcf.fcf_flag & FCF_REGISTERED) || - (phba->cfg_enable_fip == 0)) { + (!(phba->hba_flag & HBA_FIP_SUPPORT))) { spin_unlock_irq(&phba->hbalock); return; } @@ -4615,14 +4618,6 @@ lpfc_read_fcoe_param(struct lpfc_hba *phba, (fcoe_param_hdr->length != FCOE_PARAM_LENGTH)) return; - if (bf_get(lpfc_fip_param_hdr_fipp_mode, fcoe_param_hdr) == - FIPP_MODE_ON) - phba->cfg_enable_fip = 1; - - if (bf_get(lpfc_fip_param_hdr_fipp_mode, fcoe_param_hdr) == - FIPP_MODE_OFF) - phba->cfg_enable_fip = 0; - if (fcoe_param_hdr->parm_flags & FIPP_VLAN_VALID) { phba->valid_vlan = 1; phba->vlan_id = le16_to_cpu(fcoe_param->vlan_tag) & diff --git a/drivers/scsi/lpfc/lpfc_hw4.h b/drivers/scsi/lpfc/lpfc_hw4.h index 0c65091110cc..4f03f1d876d0 100644 --- a/drivers/scsi/lpfc/lpfc_hw4.h +++ b/drivers/scsi/lpfc/lpfc_hw4.h @@ -1601,6 +1601,11 @@ struct lpfc_mbx_read_rev { #define lpfc_mbx_rd_rev_fcoe_SHIFT 20 #define lpfc_mbx_rd_rev_fcoe_MASK 0x00000001 #define lpfc_mbx_rd_rev_fcoe_WORD word1 +#define lpfc_mbx_rd_rev_cee_ver_SHIFT 21 +#define lpfc_mbx_rd_rev_cee_ver_MASK 0x00000003 +#define lpfc_mbx_rd_rev_cee_ver_WORD word1 +#define LPFC_PREDCBX_CEE_MODE 0 +#define LPFC_DCBX_CEE_MODE 1 #define lpfc_mbx_rd_rev_vpd_SHIFT 29 #define lpfc_mbx_rd_rev_vpd_MASK 0x00000001 #define lpfc_mbx_rd_rev_vpd_WORD word1 diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c index 61925836a09e..d7385d258f78 100644 --- a/drivers/scsi/lpfc/lpfc_init.c +++ b/drivers/scsi/lpfc/lpfc_init.c @@ -853,12 +853,19 @@ lpfc_hb_mbox_cmpl(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmboxq) void lpfc_hb_timeout_handler(struct lpfc_hba *phba) { + struct lpfc_vport **vports; LPFC_MBOXQ_t *pmboxq; struct lpfc_dmabuf *buf_ptr; - int retval; + int retval, i; struct lpfc_sli *psli = &phba->sli; LIST_HEAD(completions); + vports = lpfc_create_vport_work_array(phba); + if (vports != NULL) + for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) + lpfc_rcv_seq_check_edtov(vports[i]); + lpfc_destroy_vport_work_array(phba, vports); + if ((phba->link_state == LPFC_HBA_ERROR) || (phba->pport->load_flag & FC_UNLOADING) || (phba->pport->fc_flag & FC_OFFLINE_MODE)) @@ -3519,7 +3526,7 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba) /* Driver internel slow-path CQ Event pool */ INIT_LIST_HEAD(&phba->sli4_hba.sp_cqe_event_pool); /* Response IOCB work queue list */ - INIT_LIST_HEAD(&phba->sli4_hba.sp_rspiocb_work_queue); + INIT_LIST_HEAD(&phba->sli4_hba.sp_queue_event); /* Asynchronous event CQ Event work queue list */ INIT_LIST_HEAD(&phba->sli4_hba.sp_asynce_work_queue); /* Fast-path XRI aborted CQ Event work queue list */ diff --git a/drivers/scsi/lpfc/lpfc_mbox.c b/drivers/scsi/lpfc/lpfc_mbox.c index 500a6b6e778e..51c9a1f576f6 100644 --- a/drivers/scsi/lpfc/lpfc_mbox.c +++ b/drivers/scsi/lpfc/lpfc_mbox.c @@ -1759,11 +1759,6 @@ lpfc_request_features(struct lpfc_hba *phba, struct lpfcMboxq *mboxq) /* Set up host requested features. */ bf_set(lpfc_mbx_rq_ftr_rq_fcpi, &mboxq->u.mqe.un.req_ftrs, 1); - if (phba->cfg_enable_fip) - bf_set(lpfc_mbx_rq_ftr_rq_ifip, &mboxq->u.mqe.un.req_ftrs, 0); - else - bf_set(lpfc_mbx_rq_ftr_rq_ifip, &mboxq->u.mqe.un.req_ftrs, 1); - /* Enable DIF (block guard) only if configured to do so. */ if (phba->cfg_enable_bg) bf_set(lpfc_mbx_rq_ftr_rq_dif, &mboxq->u.mqe.un.req_ftrs, 1); diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c index bcddb6c1a148..f5ab5dd9bbbf 100644 --- a/drivers/scsi/lpfc/lpfc_scsi.c +++ b/drivers/scsi/lpfc/lpfc_scsi.c @@ -2773,7 +2773,9 @@ void lpfc_poll_timeout(unsigned long ptr) struct lpfc_hba *phba = (struct lpfc_hba *) ptr; if (phba->cfg_poll & ENABLE_FCP_RING_POLLING) { - lpfc_sli_poll_fcp_ring (phba); + lpfc_sli_handle_fast_ring_event(phba, + &phba->sli.ring[LPFC_FCP_RING], HA_R0RE_REQ); + if (phba->cfg_poll & DISABLE_FCP_RING_INT) lpfc_poll_rearm_timer(phba); } @@ -2932,7 +2934,11 @@ lpfc_queuecommand(struct scsi_cmnd *cmnd, void (*done) (struct scsi_cmnd *)) goto out_host_busy_free_buf; } if (phba->cfg_poll & ENABLE_FCP_RING_POLLING) { - lpfc_sli_poll_fcp_ring(phba); + spin_unlock(shost->host_lock); + lpfc_sli_handle_fast_ring_event(phba, + &phba->sli.ring[LPFC_FCP_RING], HA_R0RE_REQ); + + spin_lock(shost->host_lock); if (phba->cfg_poll & DISABLE_FCP_RING_INT) lpfc_poll_rearm_timer(phba); } @@ -3028,7 +3034,8 @@ lpfc_abort_handler(struct scsi_cmnd *cmnd) } if (phba->cfg_poll & DISABLE_FCP_RING_INT) - lpfc_sli_poll_fcp_ring (phba); + lpfc_sli_handle_fast_ring_event(phba, + &phba->sli.ring[LPFC_FCP_RING], HA_R0RE_REQ); lpfc_cmd->waitq = &waitq; /* Wait for abort to complete */ @@ -3546,7 +3553,8 @@ lpfc_slave_configure(struct scsi_device *sdev) rport->dev_loss_tmo = vport->cfg_devloss_tmo; if (phba->cfg_poll & ENABLE_FCP_RING_POLLING) { - lpfc_sli_poll_fcp_ring(phba); + lpfc_sli_handle_fast_ring_event(phba, + &phba->sli.ring[LPFC_FCP_RING], HA_R0RE_REQ); if (phba->cfg_poll & DISABLE_FCP_RING_INT) lpfc_poll_rearm_timer(phba); } diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c index 42d0f1948a7a..c4b19d094d39 100644 --- a/drivers/scsi/lpfc/lpfc_sli.c +++ b/drivers/scsi/lpfc/lpfc_sli.c @@ -59,7 +59,9 @@ typedef enum _lpfc_iocb_type { static int lpfc_sli_issue_mbox_s4(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t); static int lpfc_sli4_read_rev(struct lpfc_hba *, LPFC_MBOXQ_t *, - uint8_t *, uint32_t *); + uint8_t *, uint32_t *); +static struct lpfc_iocbq *lpfc_sli4_els_wcqe_to_rspiocbq(struct lpfc_hba *, + struct lpfc_iocbq *); static void lpfc_sli4_send_seq_to_ulp(struct lpfc_vport *, struct hbq_dmabuf *); static IOCB_t * @@ -2329,168 +2331,6 @@ void lpfc_poll_eratt(unsigned long ptr) return; } -/** - * lpfc_sli_poll_fcp_ring - Handle FCP ring completion in polling mode - * @phba: Pointer to HBA context object. - * - * This function is called from lpfc_queuecommand, lpfc_poll_timeout, - * lpfc_abort_handler and lpfc_slave_configure when FCP_RING_POLLING - * is enabled. - * - * The caller does not hold any lock. - * The function processes each response iocb in the response ring until it - * finds an iocb with LE bit set and chains all the iocbs upto the iocb with - * LE bit set. The function will call the completion handler of the command iocb - * if the response iocb indicates a completion for a command iocb or it is - * an abort completion. - **/ -void lpfc_sli_poll_fcp_ring(struct lpfc_hba *phba) -{ - struct lpfc_sli *psli = &phba->sli; - struct lpfc_sli_ring *pring = &psli->ring[LPFC_FCP_RING]; - IOCB_t *irsp = NULL; - IOCB_t *entry = NULL; - struct lpfc_iocbq *cmdiocbq = NULL; - struct lpfc_iocbq rspiocbq; - struct lpfc_pgp *pgp = &phba->port_gp[pring->ringno]; - uint32_t status; - uint32_t portRspPut, portRspMax; - int type; - uint32_t rsp_cmpl = 0; - uint32_t ha_copy; - unsigned long iflags; - - pring->stats.iocb_event++; - - /* - * The next available response entry should never exceed the maximum - * entries. If it does, treat it as an adapter hardware error. - */ - portRspMax = pring->numRiocb; - portRspPut = le32_to_cpu(pgp->rspPutInx); - if (unlikely(portRspPut >= portRspMax)) { - lpfc_sli_rsp_pointers_error(phba, pring); - return; - } - - rmb(); - while (pring->rspidx != portRspPut) { - entry = lpfc_resp_iocb(phba, pring); - if (++pring->rspidx >= portRspMax) - pring->rspidx = 0; - - lpfc_sli_pcimem_bcopy((uint32_t *) entry, - (uint32_t *) &rspiocbq.iocb, - phba->iocb_rsp_size); - irsp = &rspiocbq.iocb; - type = lpfc_sli_iocb_cmd_type(irsp->ulpCommand & CMD_IOCB_MASK); - pring->stats.iocb_rsp++; - rsp_cmpl++; - - if (unlikely(irsp->ulpStatus)) { - /* Rsp ring <ringno> error: IOCB */ - lpfc_printf_log(phba, KERN_WARNING, LOG_SLI, - "0326 Rsp Ring %d error: IOCB Data: " - "x%x x%x x%x x%x x%x x%x x%x x%x\n", - pring->ringno, - irsp->un.ulpWord[0], - irsp->un.ulpWord[1], - irsp->un.ulpWord[2], - irsp->un.ulpWord[3], - irsp->un.ulpWord[4], - irsp->un.ulpWord[5], - *(uint32_t *)&irsp->un1, - *((uint32_t *)&irsp->un1 + 1)); - } - - switch (type) { - case LPFC_ABORT_IOCB: - case LPFC_SOL_IOCB: - /* - * Idle exchange closed via ABTS from port. No iocb - * resources need to be recovered. - */ - if (unlikely(irsp->ulpCommand == CMD_XRI_ABORTED_CX)) { - lpfc_printf_log(phba, KERN_INFO, LOG_SLI, - "0314 IOCB cmd 0x%x " - "processed. Skipping " - "completion", - irsp->ulpCommand); - break; - } - - spin_lock_irqsave(&phba->hbalock, iflags); - cmdiocbq = lpfc_sli_iocbq_lookup(phba, pring, - &rspiocbq); - spin_unlock_irqrestore(&phba->hbalock, iflags); - if ((cmdiocbq) && (cmdiocbq->iocb_cmpl)) { - (cmdiocbq->iocb_cmpl)(phba, cmdiocbq, - &rspiocbq); - } - break; - default: - if (irsp->ulpCommand == CMD_ADAPTER_MSG) { - char adaptermsg[LPFC_MAX_ADPTMSG]; - memset(adaptermsg, 0, LPFC_MAX_ADPTMSG); - memcpy(&adaptermsg[0], (uint8_t *) irsp, - MAX_MSG_DATA); - dev_warn(&((phba->pcidev)->dev), - "lpfc%d: %s\n", - phba->brd_no, adaptermsg); - } else { - /* Unknown IOCB command */ - lpfc_printf_log(phba, KERN_ERR, LOG_SLI, - "0321 Unknown IOCB command " - "Data: x%x, x%x x%x x%x x%x\n", - type, irsp->ulpCommand, - irsp->ulpStatus, - irsp->ulpIoTag, - irsp->ulpContext); - } - break; - } - - /* - * The response IOCB has been processed. Update the ring - * pointer in SLIM. If the port response put pointer has not - * been updated, sync the pgp->rspPutInx and fetch the new port - * response put pointer. - */ - writel(pring->rspidx, &phba->host_gp[pring->ringno].rspGetInx); - - if (pring->rspidx == portRspPut) - portRspPut = le32_to_cpu(pgp->rspPutInx); - } - - ha_copy = readl(phba->HAregaddr); - ha_copy >>= (LPFC_FCP_RING * 4); - - if ((rsp_cmpl > 0) && (ha_copy & HA_R0RE_REQ)) { - spin_lock_irqsave(&phba->hbalock, iflags); - pring->stats.iocb_rsp_full++; - status = ((CA_R0ATT | CA_R0RE_RSP) << (LPFC_FCP_RING * 4)); - writel(status, phba->CAregaddr); - readl(phba->CAregaddr); - spin_unlock_irqrestore(&phba->hbalock, iflags); - } - if ((ha_copy & HA_R0CE_RSP) && - (pring->flag & LPFC_CALL_RING_AVAILABLE)) { - spin_lock_irqsave(&phba->hbalock, iflags); - pring->flag &= ~LPFC_CALL_RING_AVAILABLE; - pring->stats.iocb_cmd_empty++; - - /* Force update of the local copy of cmdGetInx */ - pring->local_getidx = le32_to_cpu(pgp->cmdGetInx); - lpfc_sli_resume_iocb(phba, pring); - - if ((pring->lpfc_sli_cmd_available)) - (pring->lpfc_sli_cmd_available) (phba, pring); - - spin_unlock_irqrestore(&phba->hbalock, iflags); - } - - return; -} /** * lpfc_sli_handle_fast_ring_event - Handle ring events on FCP ring @@ -2507,9 +2347,9 @@ void lpfc_sli_poll_fcp_ring(struct lpfc_hba *phba) * an abort completion. The function will call lpfc_sli_process_unsol_iocb * function if this is an unsolicited iocb. * This routine presumes LPFC_FCP_RING handling and doesn't bother - * to check it explicitly. This function always returns 1. - **/ -static int + * to check it explicitly. + */ +int lpfc_sli_handle_fast_ring_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, uint32_t mask) { @@ -2539,6 +2379,11 @@ lpfc_sli_handle_fast_ring_event(struct lpfc_hba *phba, spin_unlock_irqrestore(&phba->hbalock, iflag); return 1; } + if (phba->fcp_ring_in_use) { + spin_unlock_irqrestore(&phba->hbalock, iflag); + return 1; + } else + phba->fcp_ring_in_use = 1; rmb(); while (pring->rspidx != portRspPut) { @@ -2609,10 +2454,6 @@ lpfc_sli_handle_fast_ring_event(struct lpfc_hba *phba, cmdiocbq = lpfc_sli_iocbq_lookup(phba, pring, &rspiocbq); if ((cmdiocbq) && (cmdiocbq->iocb_cmpl)) { - if (phba->cfg_poll & ENABLE_FCP_RING_POLLING) { - (cmdiocbq->iocb_cmpl)(phba, cmdiocbq, - &rspiocbq); - } else { spin_unlock_irqrestore(&phba->hbalock, iflag); (cmdiocbq->iocb_cmpl)(phba, cmdiocbq, @@ -2620,7 +2461,6 @@ lpfc_sli_handle_fast_ring_event(struct lpfc_hba *phba, spin_lock_irqsave(&phba->hbalock, iflag); } - } break; case LPFC_UNSOL_IOCB: spin_unlock_irqrestore(&phba->hbalock, iflag); @@ -2680,6 +2520,7 @@ lpfc_sli_handle_fast_ring_event(struct lpfc_hba *phba, } + phba->fcp_ring_in_use = 0; spin_unlock_irqrestore(&phba->hbalock, iflag); return rc; } @@ -3027,10 +2868,13 @@ lpfc_sli_handle_slow_ring_event_s4(struct lpfc_hba *phba, struct lpfc_cq_event *cq_event; unsigned long iflag; - while (!list_empty(&phba->sli4_hba.sp_rspiocb_work_queue)) { + spin_lock_irqsave(&phba->hbalock, iflag); + phba->hba_flag &= ~HBA_SP_QUEUE_EVT; + spin_unlock_irqrestore(&phba->hbalock, iflag); + while (!list_empty(&phba->sli4_hba.sp_queue_event)) { /* Get the response iocb from the head of work queue */ spin_lock_irqsave(&phba->hbalock, iflag); - list_remove_head(&phba->sli4_hba.sp_rspiocb_work_queue, + list_remove_head(&phba->sli4_hba.sp_queue_event, cq_event, struct lpfc_cq_event, list); spin_unlock_irqrestore(&phba->hbalock, iflag); @@ -3038,7 +2882,12 @@ lpfc_sli_handle_slow_ring_event_s4(struct lpfc_hba *phba, case CQE_CODE_COMPL_WQE: irspiocbq = container_of(cq_event, struct lpfc_iocbq, cq_event); - lpfc_sli_sp_handle_rspiocb(phba, pring, irspiocbq); + /* Translate ELS WCQE to response IOCBQ */ + irspiocbq = lpfc_sli4_els_wcqe_to_rspiocbq(phba, + irspiocbq); + if (irspiocbq) + lpfc_sli_sp_handle_rspiocb(phba, pring, + irspiocbq); break; case CQE_CODE_RECEIVE: dmabuf = container_of(cq_event, struct hbq_dmabuf, @@ -4368,6 +4217,13 @@ lpfc_sli4_hba_setup(struct lpfc_hba *phba) phba->sli_rev = bf_get(lpfc_mbx_rd_rev_sli_lvl, &mqe->un.read_rev); if (bf_get(lpfc_mbx_rd_rev_fcoe, &mqe->un.read_rev)) phba->hba_flag |= HBA_FCOE_SUPPORT; + + if (bf_get(lpfc_mbx_rd_rev_cee_ver, &mqe->un.read_rev) == + LPFC_DCBX_CEE_MODE) + phba->hba_flag |= HBA_FIP_SUPPORT; + else + phba->hba_flag &= ~HBA_FIP_SUPPORT; + if (phba->sli_rev != LPFC_SLI_REV4 || !(phba->hba_flag & HBA_FCOE_SUPPORT)) { lpfc_printf_log(phba, KERN_ERR, LOG_MBOX | LOG_SLI, @@ -4541,10 +4397,6 @@ lpfc_sli4_hba_setup(struct lpfc_hba *phba) rc = -ENODEV; goto out_free_vpd; } - if (phba->cfg_enable_fip) - bf_set(lpfc_fip_flag, &phba->sli4_hba.sli4_flags, 1); - else - bf_set(lpfc_fip_flag, &phba->sli4_hba.sli4_flags, 0); /* Set up all the queues to the device */ rc = lpfc_sli4_queue_setup(phba); @@ -5905,7 +5757,7 @@ lpfc_sli4_iocb2wqe(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq, uint16_t xritag; struct ulp_bde64 *bpl = NULL; - fip = bf_get(lpfc_fip_flag, &phba->sli4_hba.sli4_flags); + fip = phba->hba_flag & HBA_FIP_SUPPORT; /* The fcp commands will set command type */ if (iocbq->iocb_flag & LPFC_IO_FCP) command_type = FCP_COMMAND; @@ -7046,8 +6898,18 @@ lpfc_sli_abort_els_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, abort_iotag = cmdiocb->iocb.un.acxri.abortIoTag; spin_lock_irq(&phba->hbalock); - if (abort_iotag != 0 && abort_iotag <= phba->sli.last_iotag) - abort_iocb = phba->sli.iocbq_lookup[abort_iotag]; + if (phba->sli_rev < LPFC_SLI_REV4) { + if (abort_iotag != 0 && + abort_iotag <= phba->sli.last_iotag) + abort_iocb = + phba->sli.iocbq_lookup[abort_iotag]; + } else + /* For sli4 the abort_tag is the XRI, + * so the abort routine puts the iotag of the iocb + * being aborted in the context field of the abort + * IOCB. + */ + abort_iocb = phba->sli.iocbq_lookup[abort_context]; lpfc_printf_log(phba, KERN_INFO, LOG_ELS | LOG_SLI, "0327 Cannot abort els iocb %p " @@ -7061,9 +6923,18 @@ lpfc_sli_abort_els_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, * might have completed already. Do not free it again. */ if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) { - spin_unlock_irq(&phba->hbalock); - lpfc_sli_release_iocbq(phba, cmdiocb); - return; + if (irsp->un.ulpWord[4] != IOERR_NO_XRI) { + spin_unlock_irq(&phba->hbalock); + lpfc_sli_release_iocbq(phba, cmdiocb); + return; + } + /* For SLI4 the ulpContext field for abort IOCB + * holds the iotag of the IOCB being aborted so + * the local abort_context needs to be reset to + * match the aborted IOCBs ulpContext. + */ + if (abort_iocb && phba->sli_rev == LPFC_SLI_REV4) + abort_context = abort_iocb->iocb.ulpContext; } /* * make sure we have the right iocbq before taking it @@ -7182,8 +7053,10 @@ lpfc_sli_issue_abort_iotag(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, iabt = &abtsiocbp->iocb; iabt->un.acxri.abortType = ABORT_TYPE_ABTS; iabt->un.acxri.abortContextTag = icmd->ulpContext; - if (phba->sli_rev == LPFC_SLI_REV4) + if (phba->sli_rev == LPFC_SLI_REV4) { iabt->un.acxri.abortIoTag = cmdiocb->sli4_xritag; + iabt->un.acxri.abortContextTag = cmdiocb->iotag; + } else iabt->un.acxri.abortIoTag = icmd->ulpIoTag; iabt->ulpLe = 1; @@ -8421,7 +8294,6 @@ lpfc_sli4_iocb_param_transfer(struct lpfc_iocbq *pIocbIn, memcpy((char *)pIocbIn + offset, (char *)pIocbOut + offset, sizeof(struct lpfc_iocbq) - offset); - pIocbIn->cq_event.cqe.wcqe_cmpl = *wcqe; /* Map WCQE parameters into irspiocb parameters */ pIocbIn->iocb.ulpStatus = bf_get(lpfc_wcqe_c_status, wcqe); if (pIocbOut->iocb_flag & LPFC_IO_FCP) @@ -8436,6 +8308,49 @@ lpfc_sli4_iocb_param_transfer(struct lpfc_iocbq *pIocbIn, } /** + * lpfc_sli4_els_wcqe_to_rspiocbq - Get response iocbq from els wcqe + * @phba: Pointer to HBA context object. + * @wcqe: Pointer to work-queue completion queue entry. + * + * This routine handles an ELS work-queue completion event and construct + * a pseudo response ELS IODBQ from the SLI4 ELS WCQE for the common + * discovery engine to handle. + * + * Return: Pointer to the receive IOCBQ, NULL otherwise. + **/ +static struct lpfc_iocbq * +lpfc_sli4_els_wcqe_to_rspiocbq(struct lpfc_hba *phba, + struct lpfc_iocbq *irspiocbq) +{ + struct lpfc_sli_ring *pring = &phba->sli.ring[LPFC_ELS_RING]; + struct lpfc_iocbq *cmdiocbq; + struct lpfc_wcqe_complete *wcqe; + unsigned long iflags; + + wcqe = &irspiocbq->cq_event.cqe.wcqe_cmpl; + spin_lock_irqsave(&phba->hbalock, iflags); + pring->stats.iocb_event++; + /* Look up the ELS command IOCB and create pseudo response IOCB */ + cmdiocbq = lpfc_sli_iocbq_lookup_by_tag(phba, pring, + bf_get(lpfc_wcqe_c_request_tag, wcqe)); + spin_unlock_irqrestore(&phba->hbalock, iflags); + + if (unlikely(!cmdiocbq)) { + lpfc_printf_log(phba, KERN_WARNING, LOG_SLI, + "0386 ELS complete with no corresponding " + "cmdiocb: iotag (%d)\n", + bf_get(lpfc_wcqe_c_request_tag, wcqe)); + lpfc_sli_release_iocbq(phba, irspiocbq); + return NULL; + } + + /* Fake the irspiocbq and copy necessary response information */ + lpfc_sli4_iocb_param_transfer(irspiocbq, cmdiocbq, wcqe); + + return irspiocbq; +} + +/** * lpfc_sli4_sp_handle_async_event - Handle an asynchroous event * @phba: Pointer to HBA context object. * @cqe: Pointer to mailbox completion queue entry. @@ -8625,46 +8540,26 @@ static bool lpfc_sli4_sp_handle_els_wcqe(struct lpfc_hba *phba, struct lpfc_wcqe_complete *wcqe) { - struct lpfc_sli_ring *pring = &phba->sli.ring[LPFC_ELS_RING]; - struct lpfc_iocbq *cmdiocbq; struct lpfc_iocbq *irspiocbq; unsigned long iflags; - bool workposted = false; - spin_lock_irqsave(&phba->hbalock, iflags); - pring->stats.iocb_event++; - /* Look up the ELS command IOCB and create pseudo response IOCB */ - cmdiocbq = lpfc_sli_iocbq_lookup_by_tag(phba, pring, - bf_get(lpfc_wcqe_c_request_tag, wcqe)); - spin_unlock_irqrestore(&phba->hbalock, iflags); - - if (unlikely(!cmdiocbq)) { - lpfc_printf_log(phba, KERN_WARNING, LOG_SLI, - "0386 ELS complete with no corresponding " - "cmdiocb: iotag (%d)\n", - bf_get(lpfc_wcqe_c_request_tag, wcqe)); - return workposted; - } - - /* Fake the irspiocbq and copy necessary response information */ + /* Get an irspiocbq for later ELS response processing use */ irspiocbq = lpfc_sli_get_iocbq(phba); if (!irspiocbq) { lpfc_printf_log(phba, KERN_ERR, LOG_SLI, "0387 Failed to allocate an iocbq\n"); - return workposted; + return false; } - lpfc_sli4_iocb_param_transfer(irspiocbq, cmdiocbq, wcqe); - /* Add the irspiocb to the response IOCB work list */ + /* Save off the slow-path queue event for work thread to process */ + memcpy(&irspiocbq->cq_event.cqe.wcqe_cmpl, wcqe, sizeof(*wcqe)); spin_lock_irqsave(&phba->hbalock, iflags); list_add_tail(&irspiocbq->cq_event.list, - &phba->sli4_hba.sp_rspiocb_work_queue); - /* Indicate ELS ring attention */ - phba->work_ha |= (HA_R0ATT << (4*LPFC_ELS_RING)); + &phba->sli4_hba.sp_queue_event); + phba->hba_flag |= HBA_SP_QUEUE_EVT; spin_unlock_irqrestore(&phba->hbalock, iflags); - workposted = true; - return workposted; + return true; } /** @@ -8769,8 +8664,6 @@ lpfc_sli4_sp_handle_rcqe(struct lpfc_hba *phba, struct lpfc_rcqe *rcqe) unsigned long iflags; lpfc_sli4_rq_release(hrq, drq); - if (bf_get(lpfc_rcqe_code, rcqe) != CQE_CODE_RECEIVE) - goto out; if (bf_get(lpfc_rcqe_rq_id, rcqe) != hrq->queue_id) goto out; @@ -8789,9 +8682,9 @@ lpfc_sli4_sp_handle_rcqe(struct lpfc_hba *phba, struct lpfc_rcqe *rcqe) memcpy(&dma_buf->cq_event.cqe.rcqe_cmpl, rcqe, sizeof(*rcqe)); /* save off the frame for the word thread to process */ list_add_tail(&dma_buf->cq_event.list, - &phba->sli4_hba.sp_rspiocb_work_queue); + &phba->sli4_hba.sp_queue_event); /* Frame received */ - phba->hba_flag |= HBA_RECEIVE_BUFFER; + phba->hba_flag |= HBA_SP_QUEUE_EVT; spin_unlock_irqrestore(&phba->hbalock, iflags); workposted = true; break; @@ -8806,7 +8699,6 @@ lpfc_sli4_sp_handle_rcqe(struct lpfc_hba *phba, struct lpfc_rcqe *rcqe) } out: return workposted; - } /** @@ -8824,38 +8716,38 @@ static bool lpfc_sli4_sp_handle_cqe(struct lpfc_hba *phba, struct lpfc_queue *cq, struct lpfc_cqe *cqe) { - struct lpfc_wcqe_complete wcqe; + struct lpfc_cqe cqevt; bool workposted = false; /* Copy the work queue CQE and convert endian order if needed */ - lpfc_sli_pcimem_bcopy(cqe, &wcqe, sizeof(struct lpfc_cqe)); + lpfc_sli_pcimem_bcopy(cqe, &cqevt, sizeof(struct lpfc_cqe)); /* Check and process for different type of WCQE and dispatch */ - switch (bf_get(lpfc_wcqe_c_code, &wcqe)) { + switch (bf_get(lpfc_cqe_code, &cqevt)) { case CQE_CODE_COMPL_WQE: - /* Process the WQ complete event */ + /* Process the WQ/RQ complete event */ workposted = lpfc_sli4_sp_handle_els_wcqe(phba, - (struct lpfc_wcqe_complete *)&wcqe); + (struct lpfc_wcqe_complete *)&cqevt); break; case CQE_CODE_RELEASE_WQE: /* Process the WQ release event */ lpfc_sli4_sp_handle_rel_wcqe(phba, - (struct lpfc_wcqe_release *)&wcqe); + (struct lpfc_wcqe_release *)&cqevt); break; case CQE_CODE_XRI_ABORTED: /* Process the WQ XRI abort event */ workposted = lpfc_sli4_sp_handle_abort_xri_wcqe(phba, cq, - (struct sli4_wcqe_xri_aborted *)&wcqe); + (struct sli4_wcqe_xri_aborted *)&cqevt); break; case CQE_CODE_RECEIVE: /* Process the RQ event */ workposted = lpfc_sli4_sp_handle_rcqe(phba, - (struct lpfc_rcqe *)&wcqe); + (struct lpfc_rcqe *)&cqevt); break; default: lpfc_printf_log(phba, KERN_ERR, LOG_SLI, "0388 Not a valid WCQE code: x%x\n", - bf_get(lpfc_wcqe_c_code, &wcqe)); + bf_get(lpfc_cqe_code, &cqevt)); break; } return workposted; @@ -10841,6 +10733,105 @@ lpfc_fc_frame_to_vport(struct lpfc_hba *phba, struct fc_frame_header *fc_hdr, } /** + * lpfc_update_rcv_time_stamp - Update vport's rcv seq time stamp + * @vport: The vport to work on. + * + * This function updates the receive sequence time stamp for this vport. The + * receive sequence time stamp indicates the time that the last frame of the + * the sequence that has been idle for the longest amount of time was received. + * the driver uses this time stamp to indicate if any received sequences have + * timed out. + **/ +void +lpfc_update_rcv_time_stamp(struct lpfc_vport *vport) +{ + struct lpfc_dmabuf *h_buf; + struct hbq_dmabuf *dmabuf = NULL; + + /* get the oldest sequence on the rcv list */ + h_buf = list_get_first(&vport->rcv_buffer_list, + struct lpfc_dmabuf, list); + if (!h_buf) + return; + dmabuf = container_of(h_buf, struct hbq_dmabuf, hbuf); + vport->rcv_buffer_time_stamp = dmabuf->time_stamp; +} + +/** + * lpfc_cleanup_rcv_buffers - Cleans up all outstanding receive sequences. + * @vport: The vport that the received sequences were sent to. + * + * This function cleans up all outstanding received sequences. This is called + * by the driver when a link event or user action invalidates all the received + * sequences. + **/ +void +lpfc_cleanup_rcv_buffers(struct lpfc_vport *vport) +{ + struct lpfc_dmabuf *h_buf, *hnext; + struct lpfc_dmabuf *d_buf, *dnext; + struct hbq_dmabuf *dmabuf = NULL; + + /* start with the oldest sequence on the rcv list */ + list_for_each_entry_safe(h_buf, hnext, &vport->rcv_buffer_list, list) { + dmabuf = container_of(h_buf, struct hbq_dmabuf, hbuf); + list_del_init(&dmabuf->hbuf.list); + list_for_each_entry_safe(d_buf, dnext, + &dmabuf->dbuf.list, list) { + list_del_init(&d_buf->list); + lpfc_in_buf_free(vport->phba, d_buf); + } + lpfc_in_buf_free(vport->phba, &dmabuf->dbuf); + } +} + +/** + * lpfc_rcv_seq_check_edtov - Cleans up timed out receive sequences. + * @vport: The vport that the received sequences were sent to. + * + * This function determines whether any received sequences have timed out by + * first checking the vport's rcv_buffer_time_stamp. If this time_stamp + * indicates that there is at least one timed out sequence this routine will + * go through the received sequences one at a time from most inactive to most + * active to determine which ones need to be cleaned up. Once it has determined + * that a sequence needs to be cleaned up it will simply free up the resources + * without sending an abort. + **/ +void +lpfc_rcv_seq_check_edtov(struct lpfc_vport *vport) +{ + struct lpfc_dmabuf *h_buf, *hnext; + struct lpfc_dmabuf *d_buf, *dnext; + struct hbq_dmabuf *dmabuf = NULL; + unsigned long timeout; + int abort_count = 0; + + timeout = (msecs_to_jiffies(vport->phba->fc_edtov) + + vport->rcv_buffer_time_stamp); + if (list_empty(&vport->rcv_buffer_list) || + time_before(jiffies, timeout)) + return; + /* start with the oldest sequence on the rcv list */ + list_for_each_entry_safe(h_buf, hnext, &vport->rcv_buffer_list, list) { + dmabuf = container_of(h_buf, struct hbq_dmabuf, hbuf); + timeout = (msecs_to_jiffies(vport->phba->fc_edtov) + + dmabuf->time_stamp); + if (time_before(jiffies, timeout)) + break; + abort_count++; + list_del_init(&dmabuf->hbuf.list); + list_for_each_entry_safe(d_buf, dnext, + &dmabuf->dbuf.list, list) { + list_del_init(&d_buf->list); + lpfc_in_buf_free(vport->phba, d_buf); + } + lpfc_in_buf_free(vport->phba, &dmabuf->dbuf); + } + if (abort_count) + lpfc_update_rcv_time_stamp(vport); +} + +/** * lpfc_fc_frame_add - Adds a frame to the vport's list of received sequences * @dmabuf: pointer to a dmabuf that describes the hdr and data of the FC frame * @@ -10863,6 +10854,7 @@ lpfc_fc_frame_add(struct lpfc_vport *vport, struct hbq_dmabuf *dmabuf) struct hbq_dmabuf *temp_dmabuf = NULL; INIT_LIST_HEAD(&dmabuf->dbuf.list); + dmabuf->time_stamp = jiffies; new_hdr = (struct fc_frame_header *)dmabuf->hbuf.virt; /* Use the hdr_buf to find the sequence that this frame belongs to */ list_for_each_entry(h_buf, &vport->rcv_buffer_list, list) { @@ -10881,6 +10873,7 @@ lpfc_fc_frame_add(struct lpfc_vport *vport, struct hbq_dmabuf *dmabuf) * Queue the buffer on the vport's rcv_buffer_list. */ list_add_tail(&dmabuf->hbuf.list, &vport->rcv_buffer_list); + lpfc_update_rcv_time_stamp(vport); return dmabuf; } temp_hdr = seq_dmabuf->hbuf.virt; @@ -10888,8 +10881,13 @@ lpfc_fc_frame_add(struct lpfc_vport *vport, struct hbq_dmabuf *dmabuf) list_del_init(&seq_dmabuf->hbuf.list); list_add_tail(&dmabuf->hbuf.list, &vport->rcv_buffer_list); list_add_tail(&dmabuf->dbuf.list, &seq_dmabuf->dbuf.list); + lpfc_update_rcv_time_stamp(vport); return dmabuf; } + /* move this sequence to the tail to indicate a young sequence */ + list_move_tail(&seq_dmabuf->hbuf.list, &vport->rcv_buffer_list); + seq_dmabuf->time_stamp = jiffies; + lpfc_update_rcv_time_stamp(vport); /* find the correct place in the sequence to insert this frame */ list_for_each_entry_reverse(d_buf, &seq_dmabuf->dbuf.list, list) { temp_dmabuf = container_of(d_buf, struct hbq_dmabuf, dbuf); @@ -11148,6 +11146,7 @@ lpfc_prep_seq(struct lpfc_vport *vport, struct hbq_dmabuf *seq_dmabuf) fc_hdr = (struct fc_frame_header *)seq_dmabuf->hbuf.virt; /* remove from receive buffer list */ list_del_init(&seq_dmabuf->hbuf.list); + lpfc_update_rcv_time_stamp(vport); /* get the Remote Port's SID */ sid = sli4_sid_from_fc_hdr(fc_hdr); /* Get an iocbq struct to fill in. */ @@ -11274,11 +11273,6 @@ lpfc_sli4_handle_received_buffer(struct lpfc_hba *phba, struct lpfc_vport *vport; uint32_t fcfi; - /* Clear hba flag and get all received buffers into the cmplq */ - spin_lock_irq(&phba->hbalock); - phba->hba_flag &= ~HBA_RECEIVE_BUFFER; - spin_unlock_irq(&phba->hbalock); - /* Process each received buffer */ fc_hdr = (struct fc_frame_header *)dmabuf->hbuf.virt; /* check to see if this a valid type of frame */ @@ -11309,9 +11303,9 @@ lpfc_sli4_handle_received_buffer(struct lpfc_hba *phba, /* If not last frame in sequence continue processing frames. */ if (!lpfc_seq_complete(seq_dmabuf)) { /* - * When saving off frames post a new one and mark this - * frame to be freed when it is finished. - **/ + * When saving off frames post a new one and mark this + * frame to be freed when it is finished. + **/ lpfc_sli_hbqbuf_fill_hbqs(phba, LPFC_ELS_HBQ, 1); dmabuf->tag = -1; return; diff --git a/drivers/scsi/lpfc/lpfc_sli.h b/drivers/scsi/lpfc/lpfc_sli.h index 0e518b12f414..7b12663909a7 100644 --- a/drivers/scsi/lpfc/lpfc_sli.h +++ b/drivers/scsi/lpfc/lpfc_sli.h @@ -49,6 +49,7 @@ struct lpfc_iocbq { struct list_head clist; uint16_t iotag; /* pre-assigned IO tag */ uint16_t sli4_xritag; /* pre-assigned XRI, (OXID) tag. */ + struct lpfc_cq_event cq_event; IOCB_t iocb; /* IOCB cmd */ uint8_t retry; /* retry counter for IOCB cmd - if needed */ @@ -79,7 +80,6 @@ struct lpfc_iocbq { struct lpfc_iocbq *); void (*iocb_cmpl) (struct lpfc_hba *, struct lpfc_iocbq *, struct lpfc_iocbq *); - struct lpfc_cq_event cq_event; }; #define SLI_IOCB_RET_IOCB 1 /* Return IOCB if cmd ring full */ diff --git a/drivers/scsi/lpfc/lpfc_sli4.h b/drivers/scsi/lpfc/lpfc_sli4.h index 1f6cb01e6c6b..4a9cf674555e 100644 --- a/drivers/scsi/lpfc/lpfc_sli4.h +++ b/drivers/scsi/lpfc/lpfc_sli4.h @@ -352,7 +352,7 @@ struct lpfc_sli4_hba { unsigned long *rpi_bmask; uint16_t rpi_count; struct lpfc_sli4_flags sli4_flags; - struct list_head sp_rspiocb_work_queue; + struct list_head sp_queue_event; struct list_head sp_cqe_event_pool; struct list_head sp_asynce_work_queue; struct list_head sp_fcp_xri_aborted_work_queue; |
