diff options
Diffstat (limited to 'drivers/scsi')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_crtn.h | 8 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_els.c | 16 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_hbadisc.c | 672 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_hw4.h | 16 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_init.c | 164 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_mbox.c | 70 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_sli.c | 128 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_sli4.h | 36 |
8 files changed, 821 insertions, 289 deletions
diff --git a/drivers/scsi/lpfc/lpfc_crtn.h b/drivers/scsi/lpfc/lpfc_crtn.h index 107899dc3f3..a717f0be712 100644 --- a/drivers/scsi/lpfc/lpfc_crtn.h +++ b/drivers/scsi/lpfc/lpfc_crtn.h @@ -78,6 +78,7 @@ void lpfc_set_disctmo(struct lpfc_vport *); int lpfc_can_disctmo(struct lpfc_vport *); int lpfc_unreg_rpi(struct lpfc_vport *, struct lpfc_nodelist *); void lpfc_unreg_all_rpis(struct lpfc_vport *); +void lpfc_unreg_hba_rpis(struct lpfc_hba *); void lpfc_unreg_default_rpis(struct lpfc_vport *); void lpfc_issue_reg_vpi(struct lpfc_hba *, struct lpfc_vport *); @@ -202,6 +203,7 @@ void lpfc_reg_fcfi(struct lpfc_hba *, struct lpfcMboxq *); void lpfc_unreg_fcfi(struct lpfcMboxq *, uint16_t); void lpfc_resume_rpi(struct lpfcMboxq *, struct lpfc_nodelist *); int lpfc_check_pending_fcoe_event(struct lpfc_hba *, uint8_t); +void lpfc_issue_init_vpi(struct lpfc_vport *); void lpfc_config_hbq(struct lpfc_hba *, uint32_t, struct lpfc_hbq_init *, uint32_t , LPFC_MBOXQ_t *); @@ -211,7 +213,11 @@ struct hbq_dmabuf *lpfc_sli4_rb_alloc(struct lpfc_hba *); void lpfc_sli4_rb_free(struct lpfc_hba *, struct hbq_dmabuf *); void lpfc_sli4_build_dflt_fcf_record(struct lpfc_hba *, struct fcf_record *, uint16_t); +void lpfc_unregister_fcf(struct lpfc_hba *); +void lpfc_unregister_fcf_rescan(struct lpfc_hba *); void lpfc_unregister_unused_fcf(struct lpfc_hba *); +int lpfc_sli4_redisc_fcf_table(struct lpfc_hba *); +void lpfc_fcf_redisc_wait_start_timer(struct lpfc_hba *); int lpfc_mem_alloc(struct lpfc_hba *, int align); void lpfc_mem_free(struct lpfc_hba *); @@ -370,6 +376,8 @@ void lpfc_free_fast_evt(struct lpfc_hba *, struct lpfc_fast_path_event *); void lpfc_create_static_vport(struct lpfc_hba *); void lpfc_stop_hba_timers(struct lpfc_hba *); void lpfc_stop_port(struct lpfc_hba *); +void __lpfc_sli4_stop_fcf_redisc_wait_timer(struct lpfc_hba *); +void lpfc_sli4_stop_fcf_redisc_wait_timer(struct lpfc_hba *); void lpfc_parse_fcoe_conf(struct lpfc_hba *, uint8_t *, uint32_t); int lpfc_parse_vpd(struct lpfc_hba *, uint8_t *, int); void lpfc_start_fdiscs(struct lpfc_hba *phba); diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c index 2c62349a104..08b6634cb99 100644 --- a/drivers/scsi/lpfc/lpfc_els.c +++ b/drivers/scsi/lpfc/lpfc_els.c @@ -589,6 +589,15 @@ lpfc_cmpl_els_flogi_fabric(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI; spin_unlock_irq(shost->host_lock); } + /* + * If VPI is unreged, driver need to do INIT_VPI + * before re-registering + */ + if (phba->sli_rev == LPFC_SLI_REV4) { + spin_lock_irq(shost->host_lock); + vport->fc_flag |= FC_VPORT_NEEDS_INIT_VPI; + spin_unlock_irq(shost->host_lock); + } } if (phba->sli_rev < LPFC_SLI_REV4) { @@ -606,7 +615,7 @@ lpfc_cmpl_els_flogi_fabric(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, lpfc_start_fdiscs(phba); lpfc_do_scr_ns_plogi(phba, vport); } else if (vport->fc_flag & FC_VFI_REGISTERED) - lpfc_register_new_vport(phba, vport, ndlp); + lpfc_issue_init_vpi(vport); else lpfc_issue_reg_vfi(vport); } @@ -6210,10 +6219,13 @@ lpfc_cmpl_els_fdisc(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, lpfc_mbx_unreg_vpi(vport); spin_lock_irq(shost->host_lock); vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI; + vport->fc_flag |= FC_VPORT_NEEDS_INIT_VPI; spin_unlock_irq(shost->host_lock); } - if (vport->fc_flag & FC_VPORT_NEEDS_REG_VPI) + if (vport->fc_flag & FC_VPORT_NEEDS_INIT_VPI) + lpfc_issue_init_vpi(vport); + else if (vport->fc_flag & FC_VPORT_NEEDS_REG_VPI) lpfc_register_new_vport(phba, vport, ndlp); else lpfc_do_scr_ns_plogi(phba, vport); diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c index 7143d71c501..b890e2dc15d 100644 --- a/drivers/scsi/lpfc/lpfc_hbadisc.c +++ b/drivers/scsi/lpfc/lpfc_hbadisc.c @@ -525,6 +525,8 @@ lpfc_work_done(struct lpfc_hba *phba) spin_unlock_irq(&phba->hbalock); lpfc_sli_hbqbuf_add_hbqs(phba, LPFC_ELS_HBQ); } + if (phba->fcf.fcf_flag & FCF_REDISC_EVT) + lpfc_sli4_fcf_redisc_event_proc(phba); } vports = lpfc_create_vport_work_array(phba); @@ -754,7 +756,7 @@ lpfc_linkdown(struct lpfc_hba *phba) lpfc_scsi_dev_block(phba); spin_lock_irq(&phba->hbalock); - phba->fcf.fcf_flag &= ~(FCF_AVAILABLE | FCF_DISCOVERED); + phba->fcf.fcf_flag &= ~(FCF_AVAILABLE | FCF_SCAN_DONE); if (phba->link_state > LPFC_LINK_DOWN) { phba->link_state = LPFC_LINK_DOWN; phba->pport->fc_flag &= ~FC_LBIT; @@ -1025,7 +1027,7 @@ lpfc_mbx_cmpl_reg_fcfi(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) return; } spin_lock_irqsave(&phba->hbalock, flags); - phba->fcf.fcf_flag |= (FCF_DISCOVERED | FCF_IN_USE); + phba->fcf.fcf_flag |= (FCF_SCAN_DONE | FCF_IN_USE); phba->hba_flag &= ~FCF_DISC_INPROGRESS; spin_unlock_irqrestore(&phba->hbalock, flags); if (vport->port_state != LPFC_FLOGI) @@ -1047,25 +1049,23 @@ lpfc_mbx_cmpl_reg_fcfi(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) static uint32_t lpfc_fab_name_match(uint8_t *fab_name, struct fcf_record *new_fcf_record) { - if ((fab_name[0] == - bf_get(lpfc_fcf_record_fab_name_0, new_fcf_record)) && - (fab_name[1] == - bf_get(lpfc_fcf_record_fab_name_1, new_fcf_record)) && - (fab_name[2] == - bf_get(lpfc_fcf_record_fab_name_2, new_fcf_record)) && - (fab_name[3] == - bf_get(lpfc_fcf_record_fab_name_3, new_fcf_record)) && - (fab_name[4] == - bf_get(lpfc_fcf_record_fab_name_4, new_fcf_record)) && - (fab_name[5] == - bf_get(lpfc_fcf_record_fab_name_5, new_fcf_record)) && - (fab_name[6] == - bf_get(lpfc_fcf_record_fab_name_6, new_fcf_record)) && - (fab_name[7] == - bf_get(lpfc_fcf_record_fab_name_7, new_fcf_record))) - return 1; - else + if (fab_name[0] != bf_get(lpfc_fcf_record_fab_name_0, new_fcf_record)) + return 0; + if (fab_name[1] != bf_get(lpfc_fcf_record_fab_name_1, new_fcf_record)) + return 0; + if (fab_name[2] != bf_get(lpfc_fcf_record_fab_name_2, new_fcf_record)) + return 0; + if (fab_name[3] != bf_get(lpfc_fcf_record_fab_name_3, new_fcf_record)) + return 0; + if (fab_name[4] != bf_get(lpfc_fcf_record_fab_name_4, new_fcf_record)) + return 0; + if (fab_name[5] != bf_get(lpfc_fcf_record_fab_name_5, new_fcf_record)) return 0; + if (fab_name[6] != bf_get(lpfc_fcf_record_fab_name_6, new_fcf_record)) + return 0; + if (fab_name[7] != bf_get(lpfc_fcf_record_fab_name_7, new_fcf_record)) + return 0; + return 1; } /** @@ -1080,30 +1080,28 @@ lpfc_fab_name_match(uint8_t *fab_name, struct fcf_record *new_fcf_record) static uint32_t lpfc_sw_name_match(uint8_t *sw_name, struct fcf_record *new_fcf_record) { - if ((sw_name[0] == - bf_get(lpfc_fcf_record_switch_name_0, new_fcf_record)) && - (sw_name[1] == - bf_get(lpfc_fcf_record_switch_name_1, new_fcf_record)) && - (sw_name[2] == - bf_get(lpfc_fcf_record_switch_name_2, new_fcf_record)) && - (sw_name[3] == - bf_get(lpfc_fcf_record_switch_name_3, new_fcf_record)) && - (sw_name[4] == - bf_get(lpfc_fcf_record_switch_name_4, new_fcf_record)) && - (sw_name[5] == - bf_get(lpfc_fcf_record_switch_name_5, new_fcf_record)) && - (sw_name[6] == - bf_get(lpfc_fcf_record_switch_name_6, new_fcf_record)) && - (sw_name[7] == - bf_get(lpfc_fcf_record_switch_name_7, new_fcf_record))) - return 1; - else + if (sw_name[0] != bf_get(lpfc_fcf_record_switch_name_0, new_fcf_record)) + return 0; + if (sw_name[1] != bf_get(lpfc_fcf_record_switch_name_1, new_fcf_record)) + return 0; + if (sw_name[2] != bf_get(lpfc_fcf_record_switch_name_2, new_fcf_record)) return 0; + if (sw_name[3] != bf_get(lpfc_fcf_record_switch_name_3, new_fcf_record)) + return 0; + if (sw_name[4] != bf_get(lpfc_fcf_record_switch_name_4, new_fcf_record)) + return 0; + if (sw_name[5] != bf_get(lpfc_fcf_record_switch_name_5, new_fcf_record)) + return 0; + if (sw_name[6] != bf_get(lpfc_fcf_record_switch_name_6, new_fcf_record)) + return 0; + if (sw_name[7] != bf_get(lpfc_fcf_record_switch_name_7, new_fcf_record)) + return 0; + return 1; } /** * lpfc_mac_addr_match - Check if the fcf mac address match. - * @phba: pointer to lpfc hba data structure. + * @mac_addr: pointer to mac address. * @new_fcf_record: pointer to fcf record. * * This routine compare the fcf record's mac address with HBA's @@ -1111,85 +1109,115 @@ lpfc_sw_name_match(uint8_t *sw_name, struct fcf_record *new_fcf_record) * returns 1 else return 0. **/ static uint32_t -lpfc_mac_addr_match(struct lpfc_hba *phba, struct fcf_record *new_fcf_record) +lpfc_mac_addr_match(uint8_t *mac_addr, struct fcf_record *new_fcf_record) { - if ((phba->fcf.mac_addr[0] == - bf_get(lpfc_fcf_record_mac_0, new_fcf_record)) && - (phba->fcf.mac_addr[1] == - bf_get(lpfc_fcf_record_mac_1, new_fcf_record)) && - (phba->fcf.mac_addr[2] == - bf_get(lpfc_fcf_record_mac_2, new_fcf_record)) && - (phba->fcf.mac_addr[3] == - bf_get(lpfc_fcf_record_mac_3, new_fcf_record)) && - (phba->fcf.mac_addr[4] == - bf_get(lpfc_fcf_record_mac_4, new_fcf_record)) && - (phba->fcf.mac_addr[5] == - bf_get(lpfc_fcf_record_mac_5, new_fcf_record))) - return 1; - else + if (mac_addr[0] != bf_get(lpfc_fcf_record_mac_0, new_fcf_record)) + return 0; + if (mac_addr[1] != bf_get(lpfc_fcf_record_mac_1, new_fcf_record)) + return 0; + if (mac_addr[2] != bf_get(lpfc_fcf_record_mac_2, new_fcf_record)) + return 0; + if (mac_addr[3] != bf_get(lpfc_fcf_record_mac_3, new_fcf_record)) + return 0; + if (mac_addr[4] != bf_get(lpfc_fcf_record_mac_4, new_fcf_record)) + return 0; + if (mac_addr[5] != bf_get(lpfc_fcf_record_mac_5, new_fcf_record)) return 0; + return 1; +} + +static bool +lpfc_vlan_id_match(uint16_t curr_vlan_id, uint16_t new_vlan_id) +{ + return (curr_vlan_id == new_vlan_id); } /** * lpfc_copy_fcf_record - Copy fcf information to lpfc_hba. - * @phba: pointer to lpfc hba data structure. + * @fcf: pointer to driver fcf record. * @new_fcf_record: pointer to fcf record. * * This routine copies the FCF information from the FCF * record to lpfc_hba data structure. **/ static void -lpfc_copy_fcf_record(struct lpfc_hba *phba, struct fcf_record *new_fcf_record) +lpfc_copy_fcf_record(struct lpfc_fcf_rec *fcf_rec, + struct fcf_record *new_fcf_record) { - phba->fcf.fabric_name[0] = + /* Fabric name */ + fcf_rec->fabric_name[0] = bf_get(lpfc_fcf_record_fab_name_0, new_fcf_record); - phba->fcf.fabric_name[1] = + fcf_rec->fabric_name[1] = bf_get(lpfc_fcf_record_fab_name_1, new_fcf_record); - phba->fcf.fabric_name[2] = + fcf_rec->fabric_name[2] = bf_get(lpfc_fcf_record_fab_name_2, new_fcf_record); - phba->fcf.fabric_name[3] = + fcf_rec->fabric_name[3] = bf_get(lpfc_fcf_record_fab_name_3, new_fcf_record); - phba->fcf.fabric_name[4] = + fcf_rec->fabric_name[4] = bf_get(lpfc_fcf_record_fab_name_4, new_fcf_record); - phba->fcf.fabric_name[5] = + fcf_rec->fabric_name[5] = bf_get(lpfc_fcf_record_fab_name_5, new_fcf_record); - phba->fcf.fabric_name[6] = + fcf_rec->fabric_name[6] = bf_get(lpfc_fcf_record_fab_name_6, new_fcf_record); - phba->fcf.fabric_name[7] = + fcf_rec->fabric_name[7] = bf_get(lpfc_fcf_record_fab_name_7, new_fcf_record); - phba->fcf.mac_addr[0] = - bf_get(lpfc_fcf_record_mac_0, new_fcf_record); - phba->fcf.mac_addr[1] = - bf_get(lpfc_fcf_record_mac_1, new_fcf_record); - phba->fcf.mac_addr[2] = - bf_get(lpfc_fcf_record_mac_2, new_fcf_record); - phba->fcf.mac_addr[3] = - bf_get(lpfc_fcf_record_mac_3, new_fcf_record); - phba->fcf.mac_addr[4] = - bf_get(lpfc_fcf_record_mac_4, new_fcf_record); - phba->fcf.mac_addr[5] = - bf_get(lpfc_fcf_record_mac_5, new_fcf_record); - phba->fcf.fcf_indx = bf_get(lpfc_fcf_record_fcf_index, new_fcf_record); - phba->fcf.priority = new_fcf_record->fip_priority; - phba->fcf.switch_name[0] = + /* Mac address */ + fcf_rec->mac_addr[0] = bf_get(lpfc_fcf_record_mac_0, new_fcf_record); + fcf_rec->mac_addr[1] = bf_get(lpfc_fcf_record_mac_1, new_fcf_record); + fcf_rec->mac_addr[2] = bf_get(lpfc_fcf_record_mac_2, new_fcf_record); + fcf_rec->mac_addr[3] = bf_get(lpfc_fcf_record_mac_3, new_fcf_record); + fcf_rec->mac_addr[4] = bf_get(lpfc_fcf_record_mac_4, new_fcf_record); + fcf_rec->mac_addr[5] = bf_get(lpfc_fcf_record_mac_5, new_fcf_record); + /* FCF record index */ + fcf_rec->fcf_indx = bf_get(lpfc_fcf_record_fcf_index, new_fcf_record); + /* FCF record priority */ + fcf_rec->priority = new_fcf_record->fip_priority; + /* Switch name */ + fcf_rec->switch_name[0] = bf_get(lpfc_fcf_record_switch_name_0, new_fcf_record); - phba->fcf.switch_name[1] = + fcf_rec->switch_name[1] = bf_get(lpfc_fcf_record_switch_name_1, new_fcf_record); - phba->fcf.switch_name[2] = + fcf_rec->switch_name[2] = bf_get(lpfc_fcf_record_switch_name_2, new_fcf_record); - phba->fcf.switch_name[3] = + fcf_rec->switch_name[3] = bf_get(lpfc_fcf_record_switch_name_3, new_fcf_record); - phba->fcf.switch_name[4] = + fcf_rec->switch_name[4] = bf_get(lpfc_fcf_record_switch_name_4, new_fcf_record); - phba->fcf.switch_name[5] = + fcf_rec->switch_name[5] = bf_get(lpfc_fcf_record_switch_name_5, new_fcf_record); - phba->fcf.switch_name[6] = + fcf_rec->switch_name[6] = bf_get(lpfc_fcf_record_switch_name_6, new_fcf_record); - phba->fcf.switch_name[7] = + fcf_rec->switch_name[7] = bf_get(lpfc_fcf_record_switch_name_7, new_fcf_record); } /** + * lpfc_update_fcf_record - Update driver fcf record + * @phba: pointer to lpfc hba data structure. + * @fcf_rec: pointer to driver fcf record. + * @new_fcf_record: pointer to hba fcf record. + * @addr_mode: address mode to be set to the driver fcf record. + * @vlan_id: vlan tag to be set to the driver fcf record. + * @flag: flag bits to be set to the driver fcf record. + * + * This routine updates the driver FCF record from the new HBA FCF record + * together with the address mode, vlan_id, and other informations. This + * routine is called with the host lock held. + **/ +static void +__lpfc_update_fcf_record(struct lpfc_hba *phba, struct lpfc_fcf_rec *fcf_rec, + struct fcf_record *new_fcf_record, uint32_t addr_mode, + uint16_t vlan_id, uint32_t flag) +{ + /* Copy the fields from the HBA's FCF record */ + lpfc_copy_fcf_record(fcf_rec, new_fcf_record); + /* Update other fields of driver FCF record */ + fcf_rec->addr_mode = addr_mode; + fcf_rec->vlan_id = vlan_id; + fcf_rec->flag |= (flag | RECORD_VALID); +} + +/** * lpfc_register_fcf - Register the FCF with hba. * @phba: pointer to lpfc hba data structure. * @@ -1214,7 +1242,7 @@ lpfc_register_fcf(struct lpfc_hba *phba) /* The FCF is already registered, start discovery */ if (phba->fcf.fcf_flag & FCF_REGISTERED) { - phba->fcf.fcf_flag |= (FCF_DISCOVERED | FCF_IN_USE); + phba->fcf.fcf_flag |= (FCF_SCAN_DONE | FCF_IN_USE); phba->hba_flag &= ~FCF_DISC_INPROGRESS; spin_unlock_irqrestore(&phba->hbalock, flags); if (phba->pport->port_state != LPFC_FLOGI) @@ -1252,6 +1280,7 @@ lpfc_register_fcf(struct lpfc_hba *phba) * @new_fcf_record: pointer to fcf record. * @boot_flag: Indicates if this record used by boot bios. * @addr_mode: The address mode to be used by this FCF + * @vlan_id: The vlan id to be used as vlan tagging by this FCF. * * This routine compare the fcf record with connect list obtained from the * config region to decide if this FCF can be used for SAN discovery. It returns @@ -1325,7 +1354,8 @@ lpfc_match_fcf_conn_list(struct lpfc_hba *phba, return 1; } - list_for_each_entry(conn_entry, &phba->fcf_conn_rec_list, list) { + list_for_each_entry(conn_entry, + &phba->fcf_conn_rec_list, list) { if (!(conn_entry->conn_rec.flags & FCFCNCT_VALID)) continue; @@ -1472,6 +1502,7 @@ lpfc_check_pending_fcoe_event(struct lpfc_hba *phba, uint8_t unreg_fcf) */ spin_lock_irq(&phba->hbalock); phba->hba_flag &= ~FCF_DISC_INPROGRESS; + phba->fcf.fcf_flag &= ~FCF_REDISC_FOV; spin_unlock_irq(&phba->hbalock); } @@ -1526,11 +1557,12 @@ lpfc_mbx_cmpl_read_fcf_record(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) uint32_t shdr_status, shdr_add_status; union lpfc_sli4_cfg_shdr *shdr; struct fcf_record *new_fcf_record; - int rc; uint32_t boot_flag, addr_mode; uint32_t next_fcf_index; - unsigned long flags; + struct lpfc_fcf_rec *fcf_rec = NULL; + unsigned long iflags; uint16_t vlan_id; + int rc; /* If there is pending FCoE event restart FCF table scan */ if (lpfc_check_pending_fcoe_event(phba, 0)) { @@ -1585,9 +1617,8 @@ lpfc_mbx_cmpl_read_fcf_record(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) sizeof(struct fcf_record)); bytep = virt_addr + sizeof(union lpfc_sli4_cfg_shdr); - rc = lpfc_match_fcf_conn_list(phba, new_fcf_record, - &boot_flag, &addr_mode, - &vlan_id); + rc = lpfc_match_fcf_conn_list(phba, new_fcf_record, &boot_flag, + &addr_mode, &vlan_id); /* * If the fcf record does not match with connect list entries * read the next entry. @@ -1596,90 +1627,159 @@ lpfc_mbx_cmpl_read_fcf_record(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) goto read_next_fcf; /* * If this is not the first FCF discovery of the HBA, use last - * FCF record for the discovery. + * FCF record for the discovery. The condition that a rescan + * matches the in-use FCF record: fabric name, switch name, mac + * address, and vlan_id. */ - spin_lock_irqsave(&phba->hbalock, flags); + spin_lock_irqsave(&phba->hbalock, iflags); if (phba->fcf.fcf_flag & FCF_IN_USE) { - if (lpfc_fab_name_match(phba->fcf.fabric_name, + if (lpfc_fab_name_match(phba->fcf.current_rec.fabric_name, new_fcf_record) && - lpfc_sw_name_match(phba->fcf.switch_name, + lpfc_sw_name_match(phba->fcf.current_rec.switch_name, new_fcf_record) && - lpfc_mac_addr_match(phba, new_fcf_record)) { + lpfc_mac_addr_match(phba->fcf.current_rec.mac_addr, + new_fcf_record) && + lpfc_vlan_id_match(phba->fcf.current_rec.vlan_id, + vlan_id)) { phba->fcf.fcf_flag |= FCF_AVAILABLE; - spin_unlock_irqrestore(&phba->hbalock, flags); + if (phba->fcf.fcf_flag & FCF_REDISC_PEND) + /* Stop FCF redisc wait timer if pending */ + __lpfc_sli4_stop_fcf_redisc_wait_timer(phba); + else if (phba->fcf.fcf_flag & FCF_REDISC_FOV) + /* If in fast failover, mark it's completed */ + phba->fcf.fcf_flag &= ~FCF_REDISC_FOV; + spin_unlock_irqrestore(&phba->hbalock, iflags); goto out; } - spin_unlock_irqrestore(&phba->hbalock, flags); - goto read_next_fcf; + /* + * Read next FCF record from HBA searching for the matching + * with in-use record only if not during the fast failover + * period. In case of fast failover period, it shall try to + * determine whether the FCF record just read should be the + * next candidate. + */ + if (!(phba->fcf.fcf_flag & FCF_REDISC_FOV)) { + spin_unlock_irqrestore(&phba->hbalock, iflags); + goto read_next_fcf; + } } + /* + * Update on failover FCF record only if it's in FCF fast-failover + * period; otherwise, update on current FCF record. + */ + if (phba->fcf.fcf_flag & FCF_REDISC_FOV) { + /* Fast FCF failover only to the same fabric name */ + if (lpfc_fab_name_match(phba->fcf.current_rec.fabric_name, + new_fcf_record)) + fcf_rec = &phba->fcf.failover_rec; + else + goto read_next_fcf; + } else + fcf_rec = &phba->fcf.current_rec; + if (phba->fcf.fcf_flag & FCF_AVAILABLE) { /* - * If the current FCF record does not have boot flag - * set and new fcf record has boot flag set, use the - * new fcf record. + * If the driver FCF record does not have boot flag + * set and new hba fcf record has boot flag set, use + * the new hba fcf record. */ - if (boot_flag && !(phba->fcf.fcf_flag & FCF_BOOT_ENABLE)) { - /* Use this FCF record */ - lpfc_copy_fcf_record(phba, new_fcf_record); - phba->fcf.addr_mode = addr_mode; - phba->fcf.fcf_flag |= FCF_BOOT_ENABLE; - if (vlan_id != 0xFFFF) { - phba->fcf.fcf_flag |= FCF_VALID_VLAN; - phba->fcf.vlan_id = vlan_id; - } - spin_unlock_irqrestore(&phba->hbalock, flags); + if (boot_flag && !(fcf_rec->flag & BOOT_ENABLE)) { + /* Choose this FCF record */ + __lpfc_update_fcf_record(phba, fcf_rec, new_fcf_record, + addr_mode, vlan_id, BOOT_ENABLE); + spin_unlock_irqrestore(&phba->hbalock, iflags); goto read_next_fcf; } /* - * If the current FCF record has boot flag set and the - * new FCF record does not have boot flag, read the next - * FCF record. + * If the driver FCF record has boot flag set and the + * new hba FCF record does not have boot flag, read + * the next FCF record. */ - if (!boot_flag && (phba->fcf.fcf_flag & FCF_BOOT_ENABLE)) { - spin_unlock_irqrestore(&phba->hbalock, flags); + if (!boot_flag && (fcf_rec->flag & BOOT_ENABLE)) { + spin_unlock_irqrestore(&phba->hbalock, iflags); goto read_next_fcf; } /* - * If there is a record with lower priority value for - * the current FCF, use that record. + * If the new hba FCF record has lower priority value + * than the driver FCF record, use the new record. */ - if (lpfc_fab_name_match(phba->fcf.fabric_name, - new_fcf_record) && - (new_fcf_record->fip_priority < phba->fcf.priority)) { - /* Use this FCF record */ - lpfc_copy_fcf_record(phba, new_fcf_record); - phba->fcf.addr_mode = addr_mode; - if (vlan_id != 0xFFFF) { - phba->fcf.fcf_flag |= FCF_VALID_VLAN; - phba->fcf.vlan_id = vlan_id; - } - spin_unlock_irqrestore(&phba->hbalock, flags); - goto read_next_fcf; + if (lpfc_fab_name_match(fcf_rec->fabric_name, new_fcf_record) && + (new_fcf_record->fip_priority < fcf_rec->priority)) { + /* Choose this FCF record */ + __lpfc_update_fcf_record(phba, fcf_rec, new_fcf_record, + addr_mode, vlan_id, 0); } - spin_unlock_irqrestore(&phba->hbalock, flags); + spin_unlock_irqrestore(&phba->hbalock, iflags); goto read_next_fcf; } /* - * This is the first available FCF record, use this - * record. + * This is the first suitable FCF record, choose this record for + * initial best-fit FCF. */ - lpfc_copy_fcf_record(phba, new_fcf_record); - phba->fcf.addr_mode = addr_mode; - if (boot_flag) - phba->fcf.fcf_flag |= FCF_BOOT_ENABLE; - phba->fcf.fcf_flag |= FCF_AVAILABLE; - if (vlan_id != 0xFFFF) { - phba->fcf.fcf_flag |= FCF_VALID_VLAN; - phba->fcf.vlan_id = vlan_id; + if (fcf_rec) { + __lpfc_update_fcf_record(phba, fcf_rec, new_fcf_record, + addr_mode, vlan_id, (boot_flag ? + BOOT_ENABLE : 0)); + phba->fcf.fcf_flag |= FCF_AVAILABLE; } - spin_unlock_irqrestore(&phba->hbalock, flags); + spin_unlock_irqrestore(&phba->hbalock, iflags); goto read_next_fcf; read_next_fcf: lpfc_sli4_mbox_cmd_free(phba, mboxq); - if (next_fcf_index == LPFC_FCOE_FCF_NEXT_NONE || next_fcf_index == 0) - lpfc_register_fcf(phba); - else + if (next_fcf_index == LPFC_FCOE_FCF_NEXT_NONE || next_fcf_index == 0) { + if (phba->fcf.fcf_flag & FCF_REDISC_FOV) { + /* + * Case of FCF fast failover scan + */ + + /* + * It has not found any suitable FCF record, cancel + * FCF scan inprogress, and do nothing + */ + if (!(phba->fcf.failover_rec.flag & RECORD_VALID)) { + spin_lock_irqsave(&phba->hbalock, iflags); + phba->hba_flag &= ~FCF_DISC_INPROGRESS; + spin_unlock_irqrestore(&phba->hbalock, iflags); + return; + } + /* + * It has found a suitable FCF record that is not + * the same as in-use FCF record, unregister the + * in-use FCF record, replace the in-use FCF record + * with the new FCF record, mark FCF fast failover + * completed, and then start register the new FCF + * record. + */ + + /* unregister the current in-use FCF record */ + lpfc_unregister_fcf(phba); + /* replace in-use record with the new record */ + memcpy(&phba->fcf.current_rec, + &phba->fcf.failover_rec, + sizeof(struct lpfc_fcf_rec)); + /* mark the FCF fast failover completed */ + spin_lock_irqsave(&phba->hbalock, iflags); + phba->fcf.fcf_flag &= ~FCF_REDISC_FOV; + spin_unlock_irqrestore(&phba->hbalock, iflags); + /* Register to the new FCF record */ + lpfc_register_fcf(phba); + } else { + /* + * In case of transaction period to fast FCF failover, + * do nothing when search to the end of the FCF table. + */ + if ((phba->fcf.fcf_flag & FCF_REDISC_EVT) || + (phba->fcf.fcf_flag & FCF_REDISC_PEND)) + return; + /* + * Otherwise, initial scan or post linkdown rescan, + * register with the best fit FCF record found so + * far through the scanning process. + */ + lpfc_register_fcf(phba); + } + } else lpfc_sli4_read_fcf_record(phba, next_fcf_index); return; @@ -1741,6 +1841,37 @@ lpfc_init_vpi_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) } /** + * lpfc_issue_init_vpi - Issue init_vpi mailbox command. + * @vport: pointer to lpfc_vport data structure. + * + * This function issue a init_vpi mailbox command to initialize + * VPI for the vport. + */ +void +lpfc_issue_init_vpi(struct lpfc_vport *vport) +{ + LPFC_MBOXQ_t *mboxq; + int rc; + + mboxq = mempool_alloc(vport->phba->mbox_mem_pool, GFP_KERNEL); + if (!mboxq) { + lpfc_printf_vlog(vport, KERN_ERR, + LOG_MBOX, "2607 Failed to allocate " + "init_vpi mailbox\n"); + return; + } + lpfc_init_vpi(vport->phba, mboxq, vport->vpi); + mboxq->vport = vport; + mboxq->mbox_cmpl = lpfc_init_vpi_cmpl; + rc = lpfc_sli_issue_mbox(vport->phba, mboxq, MBX_NOWAIT); + if (rc == MBX_NOT_FINISHED) { + lpfc_printf_vlog(vport, KERN_ERR, + LOG_MBOX, "2608 Failed to issue init_vpi mailbox\n"); + mempool_free(mboxq, vport->phba->mbox_mem_pool); + } +} + +/** * lpfc_start_fdiscs - send fdiscs for each vports on this port. * @phba: pointer to lpfc hba data structure. * @@ -1752,8 +1883,6 @@ lpfc_start_fdiscs(struct lpfc_hba *phba) { struct lpfc_vport **vports; int i; - LPFC_MBOXQ_t *mboxq; - int rc; vports = lpfc_create_vport_work_array(phba); if (vports != NULL) { @@ -1772,26 +1901,7 @@ lpfc_start_fdiscs(struct lpfc_hba *phba) continue; } if (vports[i]->fc_flag & FC_VPORT_NEEDS_INIT_VPI) { - mboxq = mempool_alloc(phba->mbox_mem_pool, - GFP_KERNEL); - if (!mboxq) { - lpfc_printf_vlog(vports[i], KERN_ERR, - LOG_MBOX, "2607 Failed to allocate " - "init_vpi mailbox\n"); - continue; - } - lpfc_init_vpi(phba, mboxq, vports[i]->vpi); - mboxq->vport = vports[i]; - mboxq->mbox_cmpl = lpfc_init_vpi_cmpl; - rc = lpfc_sli_issue_mbox(phba, mboxq, - MBX_NOWAIT); - if (rc == MBX_NOT_FINISHED) { - lpfc_printf_vlog(vports[i], KERN_ERR, - LOG_MBOX, "2608 Failed to issue " - "init_vpi mailbox\n"); - mempool_free(mboxq, - phba->mbox_mem_pool); - } + lpfc_issue_init_vpi(vports[i]); continue; } if (phba->link_flag & LS_NPIV_FAB_SUPPORTED) @@ -2071,8 +2181,7 @@ lpfc_mbx_process_link_up(struct lpfc_hba *phba, READ_LA_VAR *la) return; } spin_unlock_irq(&phba->hbalock); - rc = lpfc_sli4_read_fcf_record(phba, - LPFC_FCOE_FCF_GET_FIRST); + rc = lpfc_sli4_read_fcf_record(phba, LPFC_FCOE_FCF_GET_FIRST); if (rc) goto out; } @@ -3240,6 +3349,34 @@ lpfc_unreg_rpi(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp) return 0; } +/** + * lpfc_unreg_hba_rpis - Unregister rpis registered to the hba. + * @phba: pointer to lpfc hba data structure. + * + * This routine is invoked to unregister all the currently registered RPIs + * to the HBA. + **/ +void +lpfc_unreg_hba_rpis(struct lpfc_hba *phba) +{ + struct lpfc_vport **vports; + struct lpfc_nodelist *ndlp; + struct Scsi_Host *shost; + int i; + + vports = lpfc_create_vport_work_array(phba); + for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) { + shost = lpfc_shost_from_vport(vports[i]); + spin_lock_irq(shost->host_lock); + list_for_each_entry(ndlp, &vports[i]->fc_nodes, nlp_listp) { + if (ndlp->nlp_flag & NLP_RPI_VALID) + lpfc_unreg_rpi(vports[i], ndlp); + } + spin_unlock_irq(shost->host_lock); + } + lpfc_destroy_vport_work_array(phba, vports); +} + void lpfc_unreg_all_rpis(struct lpfc_vport *vport) { @@ -4470,47 +4607,31 @@ lpfc_unregister_fcfi_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) } /** - * lpfc_unregister_unused_fcf - Unregister FCF if all devices are disconnected. + * lpfc_unregister_fcf_prep - Unregister fcf record preparation * @phba: Pointer to hba context object. * - * This function check if there are any connected remote port for the FCF and - * if all the devices are disconnected, this function unregister FCFI. - * This function also tries to use another FCF for discovery. + * This function prepare the HBA for unregistering the currently registered + * FCF from the HBA. It performs unregistering, in order, RPIs, VPIs, and + * VFIs. */ -void -lpfc_unregister_unused_fcf(struct lpfc_hba *phba) +int +lpfc_unregister_fcf_prep(struct lpfc_hba *phba) { LPFC_MBOXQ_t *mbox; - int rc; struct lpfc_vport **vports; - int i; struct lpfc_nodelist *ndlp; + int i, rc; - spin_lock_irq(&phba->hbalock); - /* - * If HBA is not running in FIP mode or - * If HBA does not support FCoE or - * If FCF is not registered. - * do nothing. - */ - if (!(phba->hba_flag & HBA_FCOE_SUPPORT) || - !(phba->fcf.fcf_flag & FCF_REGISTERED) || - (!(phba->hba_flag & HBA_FIP_SUPPORT))) { - spin_unlock_irq(&phba->hbalock); - return; - } - spin_unlock_irq(&phba->hbalock); - + /* Unregister RPIs */ if (lpfc_fcf_inuse(phba)) - return; + lpfc_unreg_hba_rpis(phba); /* At this point, all discovery is aborted */ phba->pport->port_state = LPFC_VPORT_UNKNOWN; /* Unregister VPIs */ vports = lpfc_create_vport_work_array(phba); - if (vports && - (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED)) + if (vports && (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED)) for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) { /* Stop FLOGI/FDISC retries */ ndlp = lpfc_findnode_did(vports[i], Fabric_DID); @@ -4531,10 +4652,9 @@ lpfc_unregister_unused_fcf(struct lpfc_hba *phba) mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); if (!mbox) { lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY|LOG_MBOX, - "2556 UNREG_VFI mbox allocation failed" - "HBA state x%x\n", - phba->pport->port_state); - return; + "2556 UNREG_VFI mbox allocation failed" + "HBA state x%x\n", phba->pport->port_state); + return -ENOMEM; } lpfc_unreg_vfi(mbox, phba->pport); @@ -4544,62 +4664,162 @@ lpfc_unregister_unused_fcf(struct lpfc_hba *phba) rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT); if (rc == MBX_NOT_FINISHED) { lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY|LOG_MBOX, - "2557 UNREG_VFI issue mbox failed rc x%x " - "HBA state x%x\n", - rc, phba->pport->port_state); + "2557 UNREG_VFI issue mbox failed rc x%x " + "HBA state x%x\n", + rc, phba->pport->port_state); mempool_free(mbox, phba->mbox_mem_pool); - return; + return -EIO; } spin_lock_irq(&phba->hbalock); phba->pport->fc_flag &= ~FC_VFI_REGISTERED; spin_unlock_irq(&phba->hbalock); - /* Unregister FCF */ + return 0; +} + +/** + * lpfc_sli4_unregister_fcf - Unregister currently registered FCF record + * @phba: Pointer to hba context object. + * + * This function issues synchronous unregister FCF mailbox command to HBA to + * unregister the currently registered FCF record. The driver does not reset + * the driver FCF usage state flags. + * + * Return 0 if successfully issued, none-zero otherwise. + */ +int +lpfc_sli4_unregister_fcf(struct lpfc_hba *phba) +{ + LPFC_MBOXQ_t *mbox; + int rc; + mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); if (!mbox) { lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY|LOG_MBOX, - "2551 UNREG_FCFI mbox allocation failed" - "HBA state x%x\n", - phba->pport->port_state); - return; + "2551 UNREG_FCFI mbox allocation failed" + "HBA state x%x\n", phba->pport->port_state); + return -ENOMEM; } - lpfc_unreg_fcfi(mbox, phba->fcf.fcfi); mbox->vport = phba->pport; mbox->mbox_cmpl = lpfc_unregister_fcfi_cmpl; rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT); if (rc == MBX_NOT_FINISHED) { - lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY|LOG_MBOX, - "2552 UNREG_FCFI issue mbox failed rc x%x " - "HBA state x%x\n", - rc, phba->pport->port_state); - mempool_free(mbox, phba->mbox_mem_pool); + lpfc_printf_log(phba, KERN_ERR, LOG_SLI, + "2552 Unregister FCFI command failed rc x%x " + "HBA state x%x\n", + rc, phba->pport->port_state); + return -EINVAL; + } + return 0; +} + +/** + * lpfc_unregister_fcf_rescan - Unregister currently registered fcf and rescan + * @phba: Pointer to hba context object. + * + * This function unregisters the currently reigstered FCF. This function + * also tries to find another FCF for discovery by rescan the HBA FCF table. + */ +void +lpfc_unregister_fcf_rescan(struct lpfc_hba *phba) +{ + int rc; + + /* Preparation for unregistering fcf */ + rc = lpfc_unregister_fcf_prep(phba); + if (rc) { + lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY, + "2748 Failed to prepare for unregistering " + "HBA's FCF record: rc=%d\n", rc); return; } - spin_lock_irq(&phba->hbalock); - phba->fcf.fcf_flag &= ~(FCF_AVAILABLE | FCF_REGISTERED | - FCF_DISCOVERED | FCF_BOOT_ENABLE | FCF_IN_USE | - FCF_VALID_VLAN); - spin_unlock_irq(&phba->hbalock); + /* Now, unregister FCF record and reset HBA FCF state */ + rc = lpfc_sli4_unregister_fcf(phba); + if (rc) + return; + /* Reset HBA FCF states after successful unregister FCF */ + phba->fcf.fcf_flag = 0; /* * If driver is not unloading, check if there is any other * FCF record that can be used for discovery. */ if ((phba->pport->load_flag & FC_UNLOADING) || - (phba->link_state < LPFC_LINK_UP)) + (phba->link_state < LPFC_LINK_UP)) return; rc = lpfc_sli4_read_fcf_record(phba, LPFC_FCOE_FCF_GET_FIRST); if (rc) lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY|LOG_MBOX, - "2553 lpfc_unregister_unused_fcf failed to read FCF" - " record HBA state x%x\n", - phba->pport->port_state); + "2553 lpfc_unregister_unused_fcf failed " + "to read FCF record HBA state x%x\n", + phba->pport->port_state); +} + +/** + * lpfc_unregister_fcf - Unregister the currently registered fcf record + * @phba: Pointer to hba context object. + * + * This function just unregisters the currently reigstered FCF. It does not + * try to find another FCF for discovery. + */ +void +lpfc_unregister_fcf(struct lpfc_hba *phba) +{ + int rc; + + /* Preparation for unregistering fcf */ + rc = lpfc_unregister_fcf_prep(phba); + if (rc) { + lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY, + "2749 Failed to prepare for unregistering " + "HBA's FCF record: rc=%d\n", rc); + return; + } + + /* Now, unregister FCF record and reset HBA FCF state */ + rc = lpfc_sli4_unregister_fcf(phba); + if (rc) + return; + /* Set proper HBA FCF states after successful unregister FCF */ + spin_lock_irq(&phba->hbalock); + phba->fcf.fcf_flag &= ~FCF_REGISTERED; + spin_unlock_irq(&phba->hbalock); +} + +/** + * lpfc_unregister_unused_fcf - Unregister FCF if all devices are disconnected. + * @phba: Pointer to hba context object. + * + * This function check if there are any connected remote port for the FCF and + * if all the devices are disconnected, this function unregister FCFI. + * This function also tries to use another FCF for discovery. + */ +void +lpfc_unregister_unused_fcf(struct lpfc_hba *phba) +{ + /* + * If HBA is not running in FIP mode or if HBA does not support + * FCoE or if FCF is not registered, do nothing. + */ + spin_lock_irq(&phba->hbalock); + if (!(phba->hba_flag & HBA_FCOE_SUPPORT) || + !(phba->fcf.fcf_flag & FCF_REGISTERED) || + !(phba->hba_flag & HBA_FIP_SUPPORT)) { + spin_unlock_irq(&phba->hbalock); + return; + } + spin_unlock_irq(&phba->hbalock); + + if (lpfc_fcf_inuse(phba)) + return; + + lpfc_unregister_fcf_rescan(phba); } /** diff --git a/drivers/scsi/lpfc/lpfc_hw4.h b/drivers/scsi/lpfc/lpfc_hw4.h index ae0c53dba84..999e49f6071 100644 --- a/drivers/scsi/lpfc/lpfc_hw4.h +++ b/drivers/scsi/lpfc/lpfc_hw4.h @@ -797,6 +797,7 @@ struct mbox_header { #define LPFC_MBOX_OPCODE_FCOE_ADD_FCF 0x09 #define LPFC_MBOX_OPCODE_FCOE_DELETE_FCF 0x0A #define LPFC_MBOX_OPCODE_FCOE_POST_HDR_TEMPLATE 0x0B +#define LPFC_MBOX_OPCODE_FCOE_REDISCOVER_FCF 0x10 /* Mailbox command structures */ struct eq_context { @@ -1297,6 +1298,19 @@ struct lpfc_mbx_del_fcf_tbl_entry { #define lpfc_mbx_del_fcf_tbl_index_WORD word10 }; +struct lpfc_mbx_redisc_fcf_tbl { + struct mbox_header header; + uint32_t word10; +#define lpfc_mbx_redisc_fcf_count_SHIFT 0 +#define lpfc_mbx_redisc_fcf_count_MASK 0x0000FFFF +#define lpfc_mbx_redisc_fcf_count_WORD word10 + uint32_t resvd; + uint32_t word12; +#define lpfc_mbx_redisc_fcf_index_SHIFT 0 +#define lpfc_mbx_redisc_fcf_index_MASK 0x0000FFFF +#define lpfc_mbx_redisc_fcf_index_WORD word12 +}; + struct lpfc_mbx_query_fw_cfg { struct mbox_header header; uint32_t config_number; @@ -1859,6 +1873,7 @@ struct lpfc_mqe { struct lpfc_mbx_read_fcf_tbl read_fcf_tbl; struct lpfc_mbx_add_fcf_tbl_entry add_fcf_entry; struct lpfc_mbx_del_fcf_tbl_entry del_fcf_entry; + struct lpfc_mbx_redisc_fcf_tbl redisc_fcf_tbl; struct lpfc_mbx_reg_fcfi reg_fcfi; struct lpfc_mbx_unreg_fcfi unreg_fcfi; struct lpfc_mbx_mq_create mq_create; @@ -1975,6 +1990,7 @@ struct lpfc_acqe_fcoe { #define LPFC_FCOE_EVENT_TYPE_FCF_TABLE_FULL 0x2 #define LPFC_FCOE_EVENT_TYPE_FCF_DEAD 0x3 #define LPFC_FCOE_EVENT_TYPE_CVL 0x4 +#define LPFC_FCOE_EVENT_TYPE_FCF_PARAM_MOD 0x5 uint32_t event_tag; uint32_t trailer; }; diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c index 25a97dfd4ea..6e04679167e 100644 --- a/drivers/scsi/lpfc/lpfc_init.c +++ b/drivers/scsi/lpfc/lpfc_init.c @@ -2073,6 +2073,44 @@ lpfc_stop_vport_timers(struct lpfc_vport *vport) } /** + * __lpfc_sli4_stop_fcf_redisc_wait_timer - Stop FCF rediscovery wait timer + * @phba: pointer to lpfc hba data structure. + * + * This routine stops the SLI4 FCF rediscover wait timer if it's on. The + * caller of this routine should already hold the host lock. + **/ +void +__lpfc_sli4_stop_fcf_redisc_wait_timer(struct lpfc_hba *phba) +{ + /* Clear pending FCF rediscovery wait timer */ + phba->fcf.fcf_flag &= ~FCF_REDISC_PEND; + /* Now, try to stop the timer */ + del_timer(&phba->fcf.redisc_wait); +} + +/** + * lpfc_sli4_stop_fcf_redisc_wait_timer - Stop FCF rediscovery wait timer + * @phba: pointer to lpfc hba data structure. + * + * This routine stops the SLI4 FCF rediscover wait timer if it's on. It + * checks whether the FCF rediscovery wait timer is pending with the host + * lock held before proceeding with disabling the timer and clearing the + * wait timer pendig flag. + **/ +void +lpfc_sli4_stop_fcf_redisc_wait_timer(struct lpfc_hba *phba) +{ + spin_lock_irq(&phba->hbalock); + if (!(phba->fcf.fcf_flag & FCF_REDISC_PEND)) { + /* FCF rediscovery timer already fired or stopped */ + spin_unlock_irq(&phba->hbalock); + return; + } + __lpfc_sli4_stop_fcf_redisc_wait_timer(phba); + spin_unlock_irq(&phba->hbalock); +} + +/** * lpfc_stop_hba_timers - Stop all the timers associated with an HBA * @phba: pointer to lpfc hba data structure. * @@ -2096,6 +2134,7 @@ lpfc_stop_hba_timers(struct lpfc_hba *phba) break; case LPFC_PCI_DEV_OC: /* Stop any OneConnect device sepcific driver timers */ + lpfc_sli4_stop_fcf_redisc_wait_timer(phba); break; default: lpfc_printf_log(phba, KERN_ERR, LOG_INIT, @@ -2706,7 +2745,7 @@ lpfc_sli_remove_dflt_fcf(struct lpfc_hba *phba) del_fcf_record = &mboxq->u.mqe.un.del_fcf_entry; bf_set(lpfc_mbx_del_fcf_tbl_count, del_fcf_record, 1); bf_set(lpfc_mbx_del_fcf_tbl_index, del_fcf_record, - phba->fcf.fcf_indx); + phba->fcf.current_rec.fcf_indx); if (!phba->sli4_hba.intr_enable) rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_POLL); @@ -2730,6 +2769,57 @@ lpfc_sli_remove_dflt_fcf(struct lpfc_hba *phba) } /** + * lpfc_fcf_redisc_wait_start_timer - Start fcf rediscover wait timer + * @phba: Pointer to hba for which this call is being executed. + * + * This routine starts the timer waiting for the FCF rediscovery to complete. + **/ +void +lpfc_fcf_redisc_wait_start_timer(struct lpfc_hba *phba) +{ + unsigned long fcf_redisc_wait_tmo = + (jiffies + msecs_to_jiffies(LPFC_FCF_REDISCOVER_WAIT_TMO)); + /* Start fcf rediscovery wait period timer */ + mod_timer(&phba->fcf.redisc_wait, fcf_redisc_wait_tmo); + spin_lock_irq(&phba->hbalock); + /* Allow action to new fcf asynchronous event */ + phba->fcf.fcf_flag &= ~(FCF_AVAILABLE | FCF_SCAN_DONE); + /* Mark the FCF rediscovery pending state */ + phba->fcf.fcf_flag |= FCF_REDISC_PEND; + spin_unlock_irq(&phba->hbalock); +} + +/** + * lpfc_sli4_fcf_redisc_wait_tmo - FCF table rediscover wait timeout + * @ptr: Map to lpfc_hba data structure pointer. + * + * This routine is invoked when waiting for FCF table rediscover has been + * timed out. If new FCF record(s) has (have) been discovered during the + * wait period, a new FCF event shall be added to the FCOE async event + * list, and then worker thread shall be waked up for processing from the + * worker thread context. + **/ +void +lpfc_sli4_fcf_redisc_wait_tmo(unsigned long ptr) +{ + struct lpfc_hba *phba = (struct lpfc_hba *)ptr; + + /* Don't send FCF rediscovery event if timer cancelled */ + spin_lock_irq(&phba->hbalock); + if (!(phba->fcf.fcf_flag & FCF_REDISC_PEND)) { + spin_unlock_irq(&phba->hbalock); + return; + } + /* Clear FCF rediscovery timer pending flag */ + phba->fcf.fcf_flag &= ~FCF_REDISC_PEND; + /* FCF rediscovery event to worker thread */ + phba->fcf.fcf_flag |= FCF_REDISC_EVT; + spin_unlock_irq(&phba->hbalock); + /* wake up worker thread */ + lpfc_worker_wake_up(phba); +} + +/** * lpfc_sli4_fw_cfg_check - Read the firmware config and verify FCoE support * @phba: pointer to lpfc hba data structure. * @@ -3020,17 +3110,26 @@ lpfc_sli4_async_fcoe_evt(struct lpfc_hba *phba, phba->fcoe_eventtag = acqe_fcoe->event_tag; switch (event_type) { case LPFC_FCOE_EVENT_TYPE_NEW_FCF: + case LPFC_FCOE_EVENT_TYPE_FCF_PARAM_MOD: lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY, "2546 New FCF found index 0x%x tag 0x%x\n", acqe_fcoe->index, acqe_fcoe->event_tag); - /* - * If the current FCF is in discovered state, or - * FCF discovery is in progress do nothing. - */ spin_lock_irq(&phba->hbalock); - if ((phba->fcf.fcf_flag & FCF_DISCOVERED) || - (phba->hba_flag & FCF_DISC_INPROGRESS)) { + if ((phba->fcf.fcf_flag & FCF_SCAN_DONE) || + (phba->hba_flag & FCF_DISC_INPROGRESS)) { + /* + * If the current FCF is in discovered state or + * FCF discovery is in progress, do nothing. + */ + spin_unlock_irq(&phba->hbalock); + break; + } + if (phba->fcf.fcf_flag & FCF_REDISC_EVT) { + /* + * If fast FCF failover rescan event is pending, + * do nothing. + */ spin_unlock_irq(&phba->hbalock); break; } @@ -3057,7 +3156,7 @@ lpfc_sli4_async_fcoe_evt(struct lpfc_hba *phba, " tag 0x%x\n", acqe_fcoe->index, acqe_fcoe->event_tag); /* If the event is not for currently used fcf do nothing */ - if (phba->fcf.fcf_indx != acqe_fcoe->index) + if (phba->fcf.current_rec.fcf_indx != acqe_fcoe->index) break; /* * Currently, driver support only one FCF - so treat this as @@ -3121,7 +3220,19 @@ lpfc_sli4_async_fcoe_evt(struct lpfc_hba *phba, ndlp->nlp_last_elscmd = ELS_CMD_FDISC; vport->port_state = LPFC_FDISC; } else { - lpfc_retry_pport_discovery(phba); + /* + * Otherwise, we request port to rediscover + * the entire FCF table for a fast recovery + * from possible case that the current FCF + * is no longer valid. + */ + rc = lpfc_sli4_redisc_fcf_table(phba); + if (rc) + /* + * Last resort will be re-try on the + * the current registered FCF entry. + */ + lpfc_retry_pport_discovery(phba); } break; default: @@ -3198,6 +3309,34 @@ void lpfc_sli4_async_event_proc(struct lpfc_hba *phba) } /** + * lpfc_sli4_fcf_redisc_event_proc - Process fcf table rediscovery event + * @phba: pointer to lpfc hba data structure. + * + * This routine is invoked by the worker thread to process FCF table + * rediscovery pending completion event. + **/ +void lpfc_sli4_fcf_redisc_event_proc(struct lpfc_hba *phba) +{ + int rc; + + spin_lock_irq(&phba->hbalock); + /* Clear FCF rediscovery timeout event */ + phba->fcf.fcf_flag &= ~FCF_REDISC_EVT; + /* Clear driver fast failover FCF record flag */ + phba->fcf.failover_rec.flag = 0; + /* Set state for FCF fast failover */ + phba->fcf.fcf_flag |= FCF_REDISC_FOV; + spin_unlock_irq(&phba->hbalock); + + /* Scan FCF table from the first entry to re-discover SAN */ + rc = lpfc_sli4_read_fcf_record(phba, LPFC_FCOE_FCF_GET_FIRST); + if (rc) + lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY, + "2747 Post FCF rediscovery read FCF record " + "failed 0x%x\n", rc); +} + +/** * lpfc_api_table_setup - Set up per hba pci-device group func api jump table * @phba: pointer to lpfc hba data structure. * @dev_grp: The HBA PCI-Device group number. @@ -3512,6 +3651,11 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba) init_timer(&phba->eratt_poll); phba->eratt_poll.function = lpfc_poll_eratt; phba->eratt_poll.data = (unsigned long) phba; + /* FCF rediscover timer */ + init_timer(&phba->fcf.redisc_wait); + phba->fcf.redisc_wait.function = lpfc_sli4_fcf_redisc_wait_tmo; + 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 @@ -6039,7 +6183,7 @@ lpfc_sli4_fcfi_unreg(struct lpfc_hba *phba, uint16_t fcfi) spin_lock_irqsave(&phba->hbalock, flags); /* Mark the FCFI is no longer registered */ phba->fcf.fcf_flag &= - ~(FCF_AVAILABLE | FCF_REGISTERED | FCF_DISCOVERED); + ~(FCF_AVAILABLE | FCF_REGISTERED | FCF_SCAN_DONE); spin_unlock_irqrestore(&phba->hbalock, flags); } } diff --git a/drivers/scsi/lpfc/lpfc_mbox.c b/drivers/scsi/lpfc/lpfc_mbox.c index a9afd8b94b6..c2cc29f70a4 100644 --- a/drivers/scsi/lpfc/lpfc_mbox.c +++ b/drivers/scsi/lpfc/lpfc_mbox.c @@ -1747,6 +1747,65 @@ lpfc_sli4_mbox_opcode_get(struct lpfc_hba *phba, struct lpfcMboxq *mbox) } /** + * lpfc_sli4_mbx_read_fcf_record - Allocate and construct read fcf mbox cmd + * @phba: pointer to lpfc hba data structure. + * @fcf_index: index to fcf table. + * + * This routine routine allocates and constructs non-embedded mailbox command + * for reading a FCF table entry refered by @fcf_index. + * + * Return: pointer to the mailbox command constructed if successful, otherwise + * NULL. + **/ +int +lpfc_sli4_mbx_read_fcf_record(struct lpfc_hba *phba, + struct lpfcMboxq *mboxq, + uint16_t fcf_index) +{ + void *virt_addr; + dma_addr_t phys_addr; + uint8_t *bytep; + struct lpfc_mbx_sge sge; + uint32_t alloc_len, req_len; + struct lpfc_mbx_read_fcf_tbl *read_fcf; + + if (!mboxq) + return -ENOMEM; + + req_len = sizeof(struct fcf_record) + + sizeof(union lpfc_sli4_cfg_shdr) + 2 * sizeof(uint32_t); + + /* Set up READ_FCF SLI4_CONFIG mailbox-ioctl command */ + alloc_len = lpfc_sli4_config(phba, mboxq, LPFC_MBOX_SUBSYSTEM_FCOE, + LPFC_MBOX_OPCODE_FCOE_READ_FCF_TABLE, req_len, + LPFC_SLI4_MBX_NEMBED); + + if (alloc_len < req_len) { + lpfc_printf_log(phba, KERN_ERR, LOG_MBOX, + "0291 Allocated DMA memory size (x%x) is " + "less than the requested DMA memory " + "size (x%x)\n", alloc_len, req_len); + return -ENOMEM; + } + + /* Get the first SGE entry from the non-embedded DMA memory. This + * routine only uses a single SGE. + */ + lpfc_sli4_mbx_sge_get(mboxq, 0, &sge); + phys_addr = getPaddr(sge.pa_hi, sge.pa_lo); + virt_addr = mboxq->sge_array->addr[0]; + read_fcf = (struct lpfc_mbx_read_fcf_tbl *)virt_addr; + + /* Set up command fields */ + bf_set(lpfc_mbx_read_fcf_tbl_indx, &read_fcf->u.request, fcf_index); + /* Perform necessary endian conversion */ + bytep = virt_addr + sizeof(union lpfc_sli4_cfg_shdr); + lpfc_sli_pcimem_bcopy(bytep, bytep, sizeof(uint32_t)); + + return 0; +} + +/** * lpfc_request_features: Configure SLI4 REQUEST_FEATURES mailbox * @mboxq: pointer to lpfc mbox command. * @@ -1946,13 +2005,14 @@ lpfc_reg_fcfi(struct lpfc_hba *phba, struct lpfcMboxq *mbox) bf_set(lpfc_reg_fcfi_rq_id1, reg_fcfi, REG_FCF_INVALID_QID); bf_set(lpfc_reg_fcfi_rq_id2, reg_fcfi, REG_FCF_INVALID_QID); bf_set(lpfc_reg_fcfi_rq_id3, reg_fcfi, REG_FCF_INVALID_QID); - bf_set(lpfc_reg_fcfi_info_index, reg_fcfi, phba->fcf.fcf_indx); + bf_set(lpfc_reg_fcfi_info_index, reg_fcfi, + phba->fcf.current_rec.fcf_indx); /* reg_fcf addr mode is bit wise inverted value of fcf addr_mode */ - bf_set(lpfc_reg_fcfi_mam, reg_fcfi, - (~phba->fcf.addr_mode) & 0x3); - if (phba->fcf.fcf_flag & FCF_VALID_VLAN) { + bf_set(lpfc_reg_fcfi_mam, reg_fcfi, (~phba->fcf.addr_mode) & 0x3); + if (phba->fcf.current_rec.vlan_id != 0xFFFF) { bf_set(lpfc_reg_fcfi_vv, reg_fcfi, 1); - bf_set(lpfc_reg_fcfi_vlan_tag, reg_fcfi, phba->fcf.vlan_id); + bf_set(lpfc_reg_fcfi_vlan_tag, reg_fcfi, + phba->fcf.current_rec.vlan_id); } } diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c index 8d666d9fabb..d2ddf7d9e1b 100644 --- a/drivers/scsi/lpfc/lpfc_sli.c +++ b/drivers/scsi/lpfc/lpfc_sli.c @@ -11956,12 +11956,6 @@ lpfc_sli4_read_fcf_record(struct lpfc_hba *phba, uint16_t fcf_index) { int rc = 0, error; LPFC_MBOXQ_t *mboxq; - void *virt_addr; - dma_addr_t phys_addr; - uint8_t *bytep; - struct lpfc_mbx_sge sge; - uint32_t alloc_len, req_len; - struct lpfc_mbx_read_fcf_tbl *read_fcf; phba->fcoe_eventtag_at_fcf_scan = phba->fcoe_eventtag; mboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); @@ -11972,43 +11966,19 @@ lpfc_sli4_read_fcf_record(struct lpfc_hba *phba, uint16_t fcf_index) error = -ENOMEM; goto fail_fcfscan; } - - req_len = sizeof(struct fcf_record) + - sizeof(union lpfc_sli4_cfg_shdr) + 2 * sizeof(uint32_t); - - /* Set up READ_FCF SLI4_CONFIG mailbox-ioctl command */ - alloc_len = lpfc_sli4_config(phba, mboxq, LPFC_MBOX_SUBSYSTEM_FCOE, - LPFC_MBOX_OPCODE_FCOE_READ_FCF_TABLE, req_len, - LPFC_SLI4_MBX_NEMBED); - - if (alloc_len < req_len) { - lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "0291 Allocated DMA memory size (x%x) is " - "less than the requested DMA memory " - "size (x%x)\n", alloc_len, req_len); - error = -ENOMEM; + /* Construct the read FCF record mailbox command */ + rc = lpfc_sli4_mbx_read_fcf_record(phba, mboxq, fcf_index); + if (rc) { + error = -EINVAL; goto fail_fcfscan; } - - /* Get the first SGE entry from the non-embedded DMA memory. This - * routine only uses a single SGE. - */ - lpfc_sli4_mbx_sge_get(mboxq, 0, &sge); - phys_addr = getPaddr(sge.pa_hi, sge.pa_lo); - virt_addr = mboxq->sge_array->addr[0]; - read_fcf = (struct lpfc_mbx_read_fcf_tbl *)virt_addr; - - /* Set up command fields */ - bf_set(lpfc_mbx_read_fcf_tbl_indx, &read_fcf->u.request, fcf_index); - /* Perform necessary endian conversion */ - bytep = virt_addr + sizeof(union lpfc_sli4_cfg_shdr); - lpfc_sli_pcimem_bcopy(bytep, bytep, sizeof(uint32_t)); + /* Issue the mailbox command asynchronously */ mboxq->vport = phba->pport; mboxq->mbox_cmpl = lpfc_mbx_cmpl_read_fcf_record; rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_NOWAIT); - if (rc == MBX_NOT_FINISHED) { + if (rc == MBX_NOT_FINISHED) error = -EIO; - } else { + else { spin_lock_irq(&phba->hbalock); phba->hba_flag |= FCF_DISC_INPROGRESS; spin_unlock_irq(&phba->hbalock); @@ -12027,6 +11997,90 @@ fail_fcfscan: } /** + * lpfc_mbx_cmpl_redisc_fcf_table - completion routine for rediscover FCF table + * @phba: pointer to lpfc hba data structure. + * + * This routine is the completion routine for the rediscover FCF table mailbox + * command. If the mailbox command returned failure, it will try to stop the + * FCF rediscover wait timer. + **/ +void +lpfc_mbx_cmpl_redisc_fcf_table(struct lpfc_hba *phba, LPFC_MBOXQ_t *mbox) +{ + struct lpfc_mbx_redisc_fcf_tbl *redisc_fcf; + uint32_t shdr_status, shdr_add_status; + + redisc_fcf = &mbox->u.mqe.un.redisc_fcf_tbl; + + shdr_status = bf_get(lpfc_mbox_hdr_status, + &redisc_fcf->header.cfg_shdr.response); + shdr_add_status = bf_get(lpfc_mbox_hdr_add_status, + &redisc_fcf->header.cfg_shdr.response); + if (shdr_status || shdr_add_status) { + lpfc_printf_log(phba, KERN_ERR, LOG_SLI, + "2746 Requesting for FCF rediscovery failed " + "status x%x add_status x%x\n", + shdr_status, shdr_add_status); + /* + * Request failed, last resort to re-try current + * registered FCF entry + */ + lpfc_retry_pport_discovery(phba); + } else + /* + * Start FCF rediscovery wait timer for pending FCF + * before rescan FCF record table. + */ + lpfc_fcf_redisc_wait_start_timer(phba); + + mempool_free(mbox, phba->mbox_mem_pool); +} + +/** + * lpfc_sli4_redisc_all_fcf - Request to rediscover entire FCF table by port. + * @phba: pointer to lpfc hba data structure. + * + * This routine is invoked to request for rediscovery of the entire FCF table + * by the port. + **/ +int +lpfc_sli4_redisc_fcf_table(struct lpfc_hba *phba) +{ + LPFC_MBOXQ_t *mbox; + struct lpfc_mbx_redisc_fcf_tbl *redisc_fcf; + int rc, length; + + mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); + if (!mbox) { + lpfc_printf_log(phba, KERN_ERR, LOG_SLI, + "2745 Failed to allocate mbox for " + "requesting FCF rediscover.\n"); + return -ENOMEM; + } + + length = (sizeof(struct lpfc_mbx_redisc_fcf_tbl) - + sizeof(struct lpfc_sli4_cfg_mhdr)); + lpfc_sli4_config(phba, mbox, LPFC_MBOX_SUBSYSTEM_FCOE, + LPFC_MBOX_OPCODE_FCOE_REDISCOVER_FCF, + length, LPFC_SLI4_MBX_EMBED); + + redisc_fcf = &mbox->u.mqe.un.redisc_fcf_tbl; + /* Set count to 0 for invalidating the entire FCF database */ + bf_set(lpfc_mbx_redisc_fcf_count, redisc_fcf, 0); + + /* Issue the mailbox command asynchronously */ + mbox->vport = phba->pport; + mbox->mbox_cmpl = lpfc_mbx_cmpl_redisc_fcf_table; + rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT); + + if (rc == MBX_NOT_FINISHED) { + mempool_free(mbox, phba->mbox_mem_pool); + return -EIO; + } + return 0; +} + +/** * lpfc_sli_read_link_ste - Read region 23 to decide if link is disabled. * @phba: pointer to lpfc hba data structure. * diff --git a/drivers/scsi/lpfc/lpfc_sli4.h b/drivers/scsi/lpfc/lpfc_sli4.h index 2e5e4057686..0a4f59ea21d 100644 --- a/drivers/scsi/lpfc/lpfc_sli4.h +++ b/drivers/scsi/lpfc/lpfc_sli4.h @@ -22,6 +22,10 @@ #define LPFC_RELEASE_NOTIFICATION_INTERVAL 32 #define LPFC_GET_QE_REL_INT 32 #define LPFC_RPI_LOW_WATER_MARK 10 + +/* Amount of time in seconds for waiting FCF rediscovery to complete */ +#define LPFC_FCF_REDISCOVER_WAIT_TMO 2000 /* msec */ + /* Number of SGL entries can be posted in a 4KB nonembedded mbox command */ #define LPFC_NEMBED_MBOX_SGL_CNT 254 @@ -129,22 +133,33 @@ struct lpfc_sli4_link { uint16_t logical_speed; }; -struct lpfc_fcf { - uint8_t fabric_name[8]; - uint8_t switch_name[8]; +struct lpfc_fcf_rec { + uint8_t fabric_name[8]; + uint8_t switch_name[8]; uint8_t mac_addr[6]; uint16_t fcf_indx; + uint32_t priority; + uint16_t vlan_id; + uint32_t addr_mode; + uint32_t flag; +#define BOOT_ENABLE 0x01 +#define RECORD_VALID 0x02 +}; + +struct lpfc_fcf { uint16_t fcfi; uint32_t fcf_flag; #define FCF_AVAILABLE 0x01 /* FCF available for discovery */ #define FCF_REGISTERED 0x02 /* FCF registered with FW */ -#define FCF_DISCOVERED 0x04 /* FCF discovery started */ -#define FCF_BOOT_ENABLE 0x08 /* Boot bios use this FCF */ -#define FCF_IN_USE 0x10 /* Atleast one discovery completed */ -#define FCF_VALID_VLAN 0x20 /* Use the vlan id specified */ - uint32_t priority; +#define FCF_SCAN_DONE 0x04 /* FCF table scan done */ +#define FCF_IN_USE 0x08 /* Atleast one discovery completed */ +#define FCF_REDISC_PEND 0x10 /* FCF rediscovery pending */ +#define FCF_REDISC_EVT 0x20 /* FCF rediscovery event to worker thread */ +#define FCF_REDISC_FOV 0x40 /* Post FCF rediscovery fast failover */ uint32_t addr_mode; - uint16_t vlan_id; + struct lpfc_fcf_rec current_rec; + struct lpfc_fcf_rec failover_rec; + struct timer_list redisc_wait; }; #define LPFC_REGION23_SIGNATURE "RG23" @@ -407,6 +422,8 @@ void lpfc_sli4_mbox_cmd_free(struct lpfc_hba *, struct lpfcMboxq *); void lpfc_sli4_mbx_sge_set(struct lpfcMboxq *, uint32_t, dma_addr_t, uint32_t); void lpfc_sli4_mbx_sge_get(struct lpfcMboxq *, uint32_t, struct lpfc_mbx_sge *); +int lpfc_sli4_mbx_read_fcf_record(struct lpfc_hba *, struct lpfcMboxq *, + uint16_t); void lpfc_sli4_hba_reset(struct lpfc_hba *); struct lpfc_queue *lpfc_sli4_queue_alloc(struct lpfc_hba *, uint32_t, @@ -449,6 +466,7 @@ int lpfc_sli4_alloc_rpi(struct lpfc_hba *); void lpfc_sli4_free_rpi(struct lpfc_hba *, int); void lpfc_sli4_remove_rpis(struct lpfc_hba *); void lpfc_sli4_async_event_proc(struct lpfc_hba *); +void lpfc_sli4_fcf_redisc_event_proc(struct lpfc_hba *); int lpfc_sli4_resume_rpi(struct lpfc_nodelist *); void lpfc_sli4_fcp_xri_abort_event_proc(struct lpfc_hba *); void lpfc_sli4_els_xri_abort_event_proc(struct lpfc_hba *); 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