diff options
Diffstat (limited to 'drivers/scsi/bfa/bfa_fcs.c')
| -rw-r--r-- | drivers/scsi/bfa/bfa_fcs.c | 335 |
1 files changed, 69 insertions, 266 deletions
diff --git a/drivers/scsi/bfa/bfa_fcs.c b/drivers/scsi/bfa/bfa_fcs.c index 9cebbe30a678..c94502dfac66 100644 --- a/drivers/scsi/bfa/bfa_fcs.c +++ b/drivers/scsi/bfa/bfa_fcs.c @@ -15,7 +15,7 @@ * General Public License for more details. */ -/** +/* * bfa_fcs.c BFA FCS main */ @@ -25,7 +25,7 @@ BFA_TRC_FILE(FCS, FCS); -/** +/* * FCS sub-modules */ struct bfa_fcs_mod_s { @@ -43,7 +43,7 @@ static struct bfa_fcs_mod_s fcs_modules[] = { bfa_fcs_fabric_modexit }, }; -/** +/* * fcs_api BFA FCS API */ @@ -58,11 +58,11 @@ bfa_fcs_exit_comp(void *fcs_cbarg) -/** +/* * fcs_api BFA FCS API */ -/** +/* * fcs attach -- called once to initialize data structures at driver attach time */ void @@ -86,7 +86,7 @@ bfa_fcs_attach(struct bfa_fcs_s *fcs, struct bfa_s *bfa, struct bfad_s *bfad, } } -/** +/* * fcs initialization, called once after bfa initialization is complete */ void @@ -110,7 +110,7 @@ bfa_fcs_init(struct bfa_fcs_s *fcs) } } -/** +/* * Start FCS operations. */ void @@ -119,7 +119,7 @@ bfa_fcs_start(struct bfa_fcs_s *fcs) bfa_fcs_fabric_modstart(fcs); } -/** +/* * brief * FCS driver details initialization. * @@ -138,7 +138,7 @@ bfa_fcs_driver_info_init(struct bfa_fcs_s *fcs, bfa_fcs_fabric_psymb_init(&fcs->fabric); } -/** +/* * brief * FCS FDMI Driver Parameter Initialization * @@ -154,7 +154,7 @@ bfa_fcs_set_fdmi_param(struct bfa_fcs_s *fcs, bfa_boolean_t fdmi_enable) fcs->fdmi_enabled = fdmi_enable; } -/** +/* * brief * FCS instance cleanup and exit. * @@ -196,7 +196,7 @@ bfa_fcs_modexit_comp(struct bfa_fcs_s *fcs) bfa_wc_down(&fcs->wc); } -/** +/* * Fabric module implementation. */ @@ -232,11 +232,11 @@ static void bfa_fcs_fabric_flogiacc_comp(void *fcsarg, u32 rsp_len, u32 resid_len, struct fchs_s *rspfchs); -/** +/* * fcs_fabric_sm fabric state machine functions */ -/** +/* * Fabric state machine events */ enum bfa_fcs_fabric_event { @@ -286,7 +286,7 @@ static void bfa_fcs_fabric_sm_isolated(struct bfa_fcs_fabric_s *fabric, enum bfa_fcs_fabric_event event); static void bfa_fcs_fabric_sm_deleting(struct bfa_fcs_fabric_s *fabric, enum bfa_fcs_fabric_event event); -/** +/* * Beginning state before fabric creation. */ static void @@ -312,7 +312,7 @@ bfa_fcs_fabric_sm_uninit(struct bfa_fcs_fabric_s *fabric, } } -/** +/* * Beginning state before fabric creation. */ static void @@ -345,7 +345,7 @@ bfa_fcs_fabric_sm_created(struct bfa_fcs_fabric_s *fabric, } } -/** +/* * Link is down, awaiting LINK UP event from port. This is also the * first state at fabric creation. */ @@ -375,7 +375,7 @@ bfa_fcs_fabric_sm_linkdown(struct bfa_fcs_fabric_s *fabric, } } -/** +/* * FLOGI is in progress, awaiting FLOGI reply. */ static void @@ -468,7 +468,7 @@ bfa_fcs_fabric_sm_flogi_retry(struct bfa_fcs_fabric_s *fabric, } } -/** +/* * Authentication is in progress, awaiting authentication results. */ static void @@ -508,7 +508,7 @@ bfa_fcs_fabric_sm_auth(struct bfa_fcs_fabric_s *fabric, } } -/** +/* * Authentication failed */ static void @@ -534,7 +534,7 @@ bfa_fcs_fabric_sm_auth_failed(struct bfa_fcs_fabric_s *fabric, } } -/** +/* * Port is in loopback mode. */ static void @@ -560,7 +560,7 @@ bfa_fcs_fabric_sm_loopback(struct bfa_fcs_fabric_s *fabric, } } -/** +/* * There is no attached fabric - private loop or NPort-to-NPort topology. */ static void @@ -593,7 +593,7 @@ bfa_fcs_fabric_sm_nofabric(struct bfa_fcs_fabric_s *fabric, } } -/** +/* * Fabric is online - normal operating state. */ static void @@ -628,7 +628,7 @@ bfa_fcs_fabric_sm_online(struct bfa_fcs_fabric_s *fabric, } } -/** +/* * Exchanging virtual fabric parameters. */ static void @@ -652,7 +652,7 @@ bfa_fcs_fabric_sm_evfp(struct bfa_fcs_fabric_s *fabric, } } -/** +/* * EVFP exchange complete and VFT tagging is enabled. */ static void @@ -663,7 +663,7 @@ bfa_fcs_fabric_sm_evfp_done(struct bfa_fcs_fabric_s *fabric, bfa_trc(fabric->fcs, event); } -/** +/* * Port is isolated after EVFP exchange due to VF_ID mismatch (N and F). */ static void @@ -684,7 +684,7 @@ bfa_fcs_fabric_sm_isolated(struct bfa_fcs_fabric_s *fabric, fabric->event_arg.swp_vfid); } -/** +/* * Fabric is being deleted, awaiting vport delete completions. */ static void @@ -714,7 +714,7 @@ bfa_fcs_fabric_sm_deleting(struct bfa_fcs_fabric_s *fabric, -/** +/* * fcs_fabric_private fabric private functions */ @@ -728,7 +728,7 @@ bfa_fcs_fabric_init(struct bfa_fcs_fabric_s *fabric) port_cfg->pwwn = bfa_ioc_get_pwwn(&fabric->fcs->bfa->ioc); } -/** +/* * Port Symbolic Name Creation for base port. */ void @@ -789,7 +789,7 @@ bfa_fcs_fabric_psymb_init(struct bfa_fcs_fabric_s *fabric) port_cfg->sym_name.symname[BFA_SYMNAME_MAXLEN - 1] = 0; } -/** +/* * bfa lps login completion callback */ void @@ -867,7 +867,7 @@ bfa_cb_lps_flogi_comp(void *bfad, void *uarg, bfa_status_t status) bfa_trc(fabric->fcs, fabric->is_npiv); bfa_trc(fabric->fcs, fabric->is_auth); } -/** +/* * Allocate and send FLOGI. */ static void @@ -897,7 +897,7 @@ bfa_fcs_fabric_notify_online(struct bfa_fcs_fabric_s *fabric) bfa_fcs_fabric_set_opertype(fabric); fabric->stats.fabric_onlines++; - /** + /* * notify online event to base and then virtual ports */ bfa_fcs_lport_online(&fabric->bport); @@ -917,7 +917,7 @@ bfa_fcs_fabric_notify_offline(struct bfa_fcs_fabric_s *fabric) bfa_trc(fabric->fcs, fabric->fabric_name); fabric->stats.fabric_offlines++; - /** + /* * notify offline event first to vports and then base port. */ list_for_each_safe(qe, qen, &fabric->vport_q) { @@ -939,7 +939,7 @@ bfa_fcs_fabric_delay(void *cbarg) bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_DELAYED); } -/** +/* * Delete all vports and wait for vport delete completions. */ static void @@ -965,11 +965,11 @@ bfa_fcs_fabric_delete_comp(void *cbarg) bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_DELCOMP); } -/** +/* * fcs_fabric_public fabric public functions */ -/** +/* * Attach time initialization. */ void @@ -978,9 +978,9 @@ bfa_fcs_fabric_attach(struct bfa_fcs_s *fcs) struct bfa_fcs_fabric_s *fabric; fabric = &fcs->fabric; - bfa_os_memset(fabric, 0, sizeof(struct bfa_fcs_fabric_s)); + memset(fabric, 0, sizeof(struct bfa_fcs_fabric_s)); - /** + /* * Initialize base fabric. */ fabric->fcs = fcs; @@ -989,7 +989,7 @@ bfa_fcs_fabric_attach(struct bfa_fcs_s *fcs) fabric->lps = bfa_lps_alloc(fcs->bfa); bfa_assert(fabric->lps); - /** + /* * Initialize fabric delete completion handler. Fabric deletion is * complete when the last vport delete is complete. */ @@ -1007,7 +1007,7 @@ bfa_fcs_fabric_modinit(struct bfa_fcs_s *fcs) bfa_trc(fcs, 0); } -/** +/* * Module cleanup */ void @@ -1017,7 +1017,7 @@ bfa_fcs_fabric_modexit(struct bfa_fcs_s *fcs) bfa_trc(fcs, 0); - /** + /* * Cleanup base fabric. */ fabric = &fcs->fabric; @@ -1025,7 +1025,7 @@ bfa_fcs_fabric_modexit(struct bfa_fcs_s *fcs) bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_DELETE); } -/** +/* * Fabric module start -- kick starts FCS actions */ void @@ -1038,7 +1038,7 @@ bfa_fcs_fabric_modstart(struct bfa_fcs_s *fcs) bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_START); } -/** +/* * Suspend fabric activity as part of driver suspend. */ void @@ -1064,7 +1064,7 @@ bfa_fcs_fabric_port_type(struct bfa_fcs_fabric_s *fabric) return fabric->oper_type; } -/** +/* * Link up notification from BFA physical port module. */ void @@ -1074,7 +1074,7 @@ bfa_fcs_fabric_link_up(struct bfa_fcs_fabric_s *fabric) bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LINK_UP); } -/** +/* * Link down notification from BFA physical port module. */ void @@ -1084,7 +1084,7 @@ bfa_fcs_fabric_link_down(struct bfa_fcs_fabric_s *fabric) bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LINK_DOWN); } -/** +/* * A child vport is being created in the fabric. * * Call from vport module at vport creation. A list of base port and vports @@ -1099,7 +1099,7 @@ void bfa_fcs_fabric_addvport(struct bfa_fcs_fabric_s *fabric, struct bfa_fcs_vport_s *vport) { - /** + /* * - add vport to fabric's vport_q */ bfa_trc(fabric->fcs, fabric->vf_id); @@ -1109,7 +1109,7 @@ bfa_fcs_fabric_addvport(struct bfa_fcs_fabric_s *fabric, bfa_wc_up(&fabric->wc); } -/** +/* * A child vport is being deleted from fabric. * * Vport is being deleted. @@ -1123,7 +1123,7 @@ bfa_fcs_fabric_delvport(struct bfa_fcs_fabric_s *fabric, bfa_wc_down(&fabric->wc); } -/** +/* * Base port is deleted. */ void @@ -1133,7 +1133,7 @@ bfa_fcs_fabric_port_delete_comp(struct bfa_fcs_fabric_s *fabric) } -/** +/* * Check if fabric is online. * * param[in] fabric - Fabric instance. This can be a base fabric or vf. @@ -1146,7 +1146,7 @@ bfa_fcs_fabric_is_online(struct bfa_fcs_fabric_s *fabric) return bfa_sm_cmp_state(fabric, bfa_fcs_fabric_sm_online); } -/** +/* * brief * */ @@ -1158,7 +1158,7 @@ bfa_fcs_fabric_addvf(struct bfa_fcs_fabric_s *vf, struct bfa_fcs_s *fcs, return BFA_STATUS_OK; } -/** +/* * Lookup for a vport withing a fabric given its pwwn */ struct bfa_fcs_vport_s * @@ -1176,7 +1176,7 @@ bfa_fcs_fabric_vport_lookup(struct bfa_fcs_fabric_s *fabric, wwn_t pwwn) return NULL; } -/** +/* * In a given fabric, return the number of lports. * * param[in] fabric - Fabric instance. This can be a base fabric or vf. @@ -1214,7 +1214,7 @@ bfa_fcs_fabric_get_switch_oui(struct bfa_fcs_fabric_s *fabric) return oui; } -/** +/* * Unsolicited frame receive handling. */ void @@ -1230,7 +1230,7 @@ bfa_fcs_fabric_uf_recv(struct bfa_fcs_fabric_s *fabric, struct fchs_s *fchs, bfa_trc(fabric->fcs, len); bfa_trc(fabric->fcs, pid); - /** + /* * Look for our own FLOGI frames being looped back. This means an * external loopback cable is in place. Our own FLOGI frames are * sometimes looped back when switch port gets temporarily bypassed. @@ -1242,7 +1242,7 @@ bfa_fcs_fabric_uf_recv(struct bfa_fcs_fabric_s *fabric, struct fchs_s *fchs, return; } - /** + /* * FLOGI/EVFP exchanges should be consumed by base fabric. */ if (fchs->d_id == bfa_os_hton3b(FC_FABRIC_PORT)) { @@ -1252,7 +1252,7 @@ bfa_fcs_fabric_uf_recv(struct bfa_fcs_fabric_s *fabric, struct fchs_s *fchs, } if (fabric->bport.pid == pid) { - /** + /* * All authentication frames should be routed to auth */ bfa_trc(fabric->fcs, els_cmd->els_code); @@ -1266,7 +1266,7 @@ bfa_fcs_fabric_uf_recv(struct bfa_fcs_fabric_s *fabric, struct fchs_s *fchs, return; } - /** + /* * look for a matching local port ID */ list_for_each(qe, &fabric->vport_q) { @@ -1280,7 +1280,7 @@ bfa_fcs_fabric_uf_recv(struct bfa_fcs_fabric_s *fabric, struct fchs_s *fchs, bfa_fcs_lport_uf_recv(&fabric->bport, fchs, len); } -/** +/* * Unsolicited frames to be processed by fabric. */ static void @@ -1304,7 +1304,7 @@ bfa_fcs_fabric_process_uf(struct bfa_fcs_fabric_s *fabric, struct fchs_s *fchs, } } -/** +/* * Process incoming FLOGI */ static void @@ -1329,7 +1329,7 @@ bfa_fcs_fabric_process_flogi(struct bfa_fcs_fabric_s *fabric, return; } - fabric->bb_credit = bfa_os_ntohs(flogi->csp.bbcred); + fabric->bb_credit = be16_to_cpu(flogi->csp.bbcred); bport->port_topo.pn2n.rem_port_wwn = flogi->port_name; bport->port_topo.pn2n.reply_oxid = fchs->ox_id; @@ -1351,7 +1351,7 @@ bfa_fcs_fabric_send_flogi_acc(struct bfa_fcs_fabric_s *fabric) struct fchs_s fchs; fcxp = bfa_fcs_fcxp_alloc(fabric->fcs); - /** + /* * Do not expect this failure -- expect remote node to retry */ if (!fcxp) @@ -1370,7 +1370,7 @@ bfa_fcs_fabric_send_flogi_acc(struct bfa_fcs_fabric_s *fabric) FC_MAX_PDUSZ, 0); } -/** +/* * Flogi Acc completion callback. */ static void @@ -1417,130 +1417,7 @@ bfa_fcs_fabric_set_fabric_name(struct bfa_fcs_fabric_s *fabric, } } -/** - * fcs_vf_api virtual fabrics API - */ - -/** - * Enable VF mode. - * - * @param[in] fcs fcs module instance - * @param[in] vf_id default vf_id of port, FC_VF_ID_NULL - * to use standard default vf_id of 1. - * - * @retval BFA_STATUS_OK vf mode is enabled - * @retval BFA_STATUS_BUSY Port is active. Port must be disabled - * before VF mode can be enabled. - */ -bfa_status_t -bfa_fcs_vf_mode_enable(struct bfa_fcs_s *fcs, u16 vf_id) -{ - return BFA_STATUS_OK; -} - -/** - * Disable VF mode. - * - * @param[in] fcs fcs module instance - * - * @retval BFA_STATUS_OK vf mode is disabled - * @retval BFA_STATUS_BUSY VFs are present and being used. All - * VFs must be deleted before disabling - * VF mode. - */ -bfa_status_t -bfa_fcs_vf_mode_disable(struct bfa_fcs_s *fcs) -{ - return BFA_STATUS_OK; -} - -/** - * Create a new VF instance. - * - * A new VF is created using the given VF configuration. A VF is identified - * by VF id. No duplicate VF creation is allowed with the same VF id. Once - * a VF is created, VF is automatically started after link initialization - * and EVFP exchange is completed. - * - * param[in] vf - FCS vf data structure. Memory is - * allocated by caller (driver) - * param[in] fcs - FCS module - * param[in] vf_cfg - VF configuration - * param[in] vf_drv - Opaque handle back to the driver's - * virtual vf structure - * - * retval BFA_STATUS_OK VF creation is successful - * retval BFA_STATUS_FAILED VF creation failed - * retval BFA_STATUS_EEXIST A VF exists with the given vf_id - */ -bfa_status_t -bfa_fcs_vf_create(bfa_fcs_vf_t *vf, struct bfa_fcs_s *fcs, u16 vf_id, - struct bfa_lport_cfg_s *port_cfg, struct bfad_vf_s *vf_drv) -{ - bfa_trc(fcs, vf_id); - return BFA_STATUS_OK; -} - -/** - * Use this function to delete a BFA VF object. VF object should - * be stopped before this function call. - * - * param[in] vf - pointer to bfa_vf_t. - * - * retval BFA_STATUS_OK On vf deletion success - * retval BFA_STATUS_BUSY VF is not in a stopped state - * retval BFA_STATUS_INPROGRESS VF deletion in in progress - */ -bfa_status_t -bfa_fcs_vf_delete(bfa_fcs_vf_t *vf) -{ - bfa_trc(vf->fcs, vf->vf_id); - return BFA_STATUS_OK; -} - - -/** - * Returns attributes of the given VF. - * - * param[in] vf pointer to bfa_vf_t. - * param[out] vf_attr vf attributes returned - * - * return None - */ -void -bfa_fcs_vf_get_attr(bfa_fcs_vf_t *vf, struct bfa_vf_attr_s *vf_attr) -{ - bfa_trc(vf->fcs, vf->vf_id); -} - -/** - * Return statistics associated with the given vf. - * - * param[in] vf pointer to bfa_vf_t. - * param[out] vf_stats vf statistics returned - * - * @return None - */ -void -bfa_fcs_vf_get_stats(bfa_fcs_vf_t *vf, struct bfa_vf_stats_s *vf_stats) -{ - bfa_os_memcpy(vf_stats, &vf->stats, sizeof(struct bfa_vf_stats_s)); -} - -/** - * clear statistics associated with the given vf. - * - * param[in] vf pointer to bfa_vf_t. - * - * @return None - */ -void -bfa_fcs_vf_clear_stats(bfa_fcs_vf_t *vf) -{ - bfa_os_memset(&vf->stats, 0, sizeof(struct bfa_vf_stats_s)); -} - -/** +/* * Returns FCS vf structure for a given vf_id. * * param[in] vf_id - VF_ID @@ -1558,81 +1435,7 @@ bfa_fcs_vf_lookup(struct bfa_fcs_s *fcs, u16 vf_id) return NULL; } -/** - * Return the list of VFs configured. - * - * param[in] fcs fcs module instance - * param[out] vf_ids returned list of vf_ids - * param[in,out] nvfs in:size of vf_ids array, - * out:total elements present, - * actual elements returned is limited by the size - * - * return Driver VF structure - */ -void -bfa_fcs_vf_list(struct bfa_fcs_s *fcs, u16 *vf_ids, int *nvfs) -{ - bfa_trc(fcs, *nvfs); -} - -/** - * Return the list of all VFs visible from fabric. - * - * param[in] fcs fcs module instance - * param[out] vf_ids returned list of vf_ids - * param[in,out] nvfs in:size of vf_ids array, - * out:total elements present, - * actual elements returned is limited by the size - * - * return Driver VF structure - */ -void -bfa_fcs_vf_list_all(struct bfa_fcs_s *fcs, u16 *vf_ids, int *nvfs) -{ - bfa_trc(fcs, *nvfs); -} - -/** - * Return the list of local logical ports present in the given VF. - * - * param[in] vf vf for which logical ports are returned - * param[out] lpwwn returned logical port wwn list - * param[in,out] nlports in:size of lpwwn list; - * out:total elements present, - * actual elements returned is limited by the size - */ -void -bfa_fcs_vf_get_ports(bfa_fcs_vf_t *vf, wwn_t lpwwn[], int *nlports) -{ - struct list_head *qe; - struct bfa_fcs_vport_s *vport; - int i; - struct bfa_fcs_s *fcs; - - if (vf == NULL || lpwwn == NULL || *nlports == 0) - return; - - fcs = vf->fcs; - - bfa_trc(fcs, vf->vf_id); - bfa_trc(fcs, (u32) *nlports); - - i = 0; - lpwwn[i++] = vf->bport.port_cfg.pwwn; - - list_for_each(qe, &vf->vport_q) { - if (i >= *nlports) - break; - - vport = (struct bfa_fcs_vport_s *) qe; - lpwwn[i++] = vport->lport.port_cfg.pwwn; - } - - bfa_trc(fcs, i); - *nlports = i; -} - -/** +/* * BFA FCS PPORT ( physical port) */ static void @@ -1662,11 +1465,11 @@ bfa_fcs_port_attach(struct bfa_fcs_s *fcs) bfa_fcport_event_register(fcs->bfa, bfa_fcs_port_event_handler, fcs); } -/** +/* * BFA FCS UF ( Unsolicited Frames) */ -/** +/* * BFA callback for unsolicited frame receive handler. * * @param[in] cbarg callback arg for receive handler @@ -1683,7 +1486,7 @@ bfa_fcs_uf_recv(void *cbarg, struct bfa_uf_s *uf) struct fc_vft_s *vft; struct bfa_fcs_fabric_s *fabric; - /** + /* * check for VFT header */ if (fchs->routing == FC_RTG_EXT_HDR && @@ -1695,7 +1498,7 @@ bfa_fcs_uf_recv(void *cbarg, struct bfa_uf_s *uf) else fabric = bfa_fcs_vf_lookup(fcs, (u16) vft->vf_id); - /** + /* * drop frame if vfid is unknown */ if (!fabric) { @@ -1705,7 +1508,7 @@ bfa_fcs_uf_recv(void *cbarg, struct bfa_uf_s *uf) return; } - /** + /* * skip vft header */ fchs = (struct fchs_s *) (vft + 1); |