diff options
Diffstat (limited to 'drivers/scsi/bfa/bfa_fcs_lport.c')
| -rw-r--r-- | drivers/scsi/bfa/bfa_fcs_lport.c | 329 |
1 files changed, 309 insertions, 20 deletions
diff --git a/drivers/scsi/bfa/bfa_fcs_lport.c b/drivers/scsi/bfa/bfa_fcs_lport.c index 1d6be8c14473..f8251a91ba91 100644 --- a/drivers/scsi/bfa/bfa_fcs_lport.c +++ b/drivers/scsi/bfa/bfa_fcs_lport.c @@ -74,6 +74,7 @@ enum bfa_fcs_lport_event { BFA_FCS_PORT_SM_OFFLINE = 3, BFA_FCS_PORT_SM_DELETE = 4, BFA_FCS_PORT_SM_DELRPORT = 5, + BFA_FCS_PORT_SM_STOP = 6, }; static void bfa_fcs_lport_sm_uninit(struct bfa_fcs_lport_s *port, @@ -86,6 +87,8 @@ static void bfa_fcs_lport_sm_offline(struct bfa_fcs_lport_s *port, enum bfa_fcs_lport_event event); static void bfa_fcs_lport_sm_deleting(struct bfa_fcs_lport_s *port, enum bfa_fcs_lport_event event); +static void bfa_fcs_lport_sm_stopping(struct bfa_fcs_lport_s *port, + enum bfa_fcs_lport_event event); static void bfa_fcs_lport_sm_uninit( @@ -123,6 +126,12 @@ bfa_fcs_lport_sm_init(struct bfa_fcs_lport_s *port, bfa_fcs_lport_deleted(port); break; + case BFA_FCS_PORT_SM_STOP: + /* If vport - send completion call back */ + if (port->vport) + bfa_fcs_vport_stop_comp(port->vport); + break; + case BFA_FCS_PORT_SM_OFFLINE: break; @@ -148,6 +157,23 @@ bfa_fcs_lport_sm_online( bfa_fcs_lport_offline_actions(port); break; + case BFA_FCS_PORT_SM_STOP: + __port_action[port->fabric->fab_type].offline(port); + + if (port->num_rports == 0) { + bfa_sm_set_state(port, bfa_fcs_lport_sm_init); + /* If vport - send completion call back */ + if (port->vport) + bfa_fcs_vport_stop_comp(port->vport); + } else { + bfa_sm_set_state(port, bfa_fcs_lport_sm_stopping); + list_for_each_safe(qe, qen, &port->rport_q) { + rport = (struct bfa_fcs_rport_s *) qe; + bfa_sm_send_event(rport, RPSM_EVENT_DELETE); + } + } + break; + case BFA_FCS_PORT_SM_DELETE: __port_action[port->fabric->fab_type].offline(port); @@ -189,6 +215,21 @@ bfa_fcs_lport_sm_offline( bfa_fcs_lport_online_actions(port); break; + case BFA_FCS_PORT_SM_STOP: + if (port->num_rports == 0) { + bfa_sm_set_state(port, bfa_fcs_lport_sm_init); + /* If vport - send completion call back */ + if (port->vport) + bfa_fcs_vport_stop_comp(port->vport); + } else { + bfa_sm_set_state(port, bfa_fcs_lport_sm_stopping); + list_for_each_safe(qe, qen, &port->rport_q) { + rport = (struct bfa_fcs_rport_s *) qe; + bfa_sm_send_event(rport, RPSM_EVENT_DELETE); + } + } + break; + case BFA_FCS_PORT_SM_DELETE: if (port->num_rports == 0) { bfa_sm_set_state(port, bfa_fcs_lport_sm_uninit); @@ -212,6 +253,28 @@ bfa_fcs_lport_sm_offline( } static void +bfa_fcs_lport_sm_stopping(struct bfa_fcs_lport_s *port, + enum bfa_fcs_lport_event event) +{ + bfa_trc(port->fcs, port->port_cfg.pwwn); + bfa_trc(port->fcs, event); + + switch (event) { + case BFA_FCS_PORT_SM_DELRPORT: + if (port->num_rports == 0) { + bfa_sm_set_state(port, bfa_fcs_lport_sm_init); + /* If vport - send completion call back */ + if (port->vport) + bfa_fcs_vport_stop_comp(port->vport); + } + break; + + default: + bfa_sm_fault(port->fcs, event); + } +} + +static void bfa_fcs_lport_sm_deleting( struct bfa_fcs_lport_s *port, enum bfa_fcs_lport_event event) @@ -265,6 +328,40 @@ bfa_fcs_lport_send_ls_rjt(struct bfa_fcs_lport_s *port, struct fchs_s *rx_fchs, } /* + * Send a FCCT Reject + */ +static void +bfa_fcs_lport_send_fcgs_rjt(struct bfa_fcs_lport_s *port, + struct fchs_s *rx_fchs, u8 reason_code, u8 reason_code_expl) +{ + struct fchs_s fchs; + struct bfa_fcxp_s *fcxp; + struct bfa_rport_s *bfa_rport = NULL; + int len; + struct ct_hdr_s *rx_cthdr = (struct ct_hdr_s *)(rx_fchs + 1); + struct ct_hdr_s *ct_hdr; + + bfa_trc(port->fcs, rx_fchs->d_id); + bfa_trc(port->fcs, rx_fchs->s_id); + + fcxp = bfa_fcs_fcxp_alloc(port->fcs); + if (!fcxp) + return; + + ct_hdr = bfa_fcxp_get_reqbuf(fcxp); + ct_hdr->gs_type = rx_cthdr->gs_type; + ct_hdr->gs_sub_type = rx_cthdr->gs_sub_type; + + len = fc_gs_rjt_build(&fchs, ct_hdr, rx_fchs->s_id, + bfa_fcs_lport_get_fcid(port), + rx_fchs->ox_id, reason_code, reason_code_expl); + + bfa_fcxp_send(fcxp, bfa_rport, port->fabric->vf_id, port->lp_tag, + BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL, + FC_MAX_PDUSZ, 0); +} + +/* * Process incoming plogi from a remote port. */ static void @@ -647,6 +744,16 @@ bfa_fcs_lport_uf_recv(struct bfa_fcs_lport_s *lport, bfa_fcs_lport_abts_acc(lport, fchs); return; } + + if (fchs->type == FC_TYPE_SERVICES) { + /* + * Unhandled FC-GS frames. Send a FC-CT Reject + */ + bfa_fcs_lport_send_fcgs_rjt(lport, fchs, CT_RSN_NOT_SUPP, + CT_NS_EXP_NOADDITIONAL); + return; + } + /* * look for a matching remote port ID */ @@ -835,8 +942,8 @@ bfa_fcs_lport_attach(struct bfa_fcs_lport_s *lport, struct bfa_fcs_s *fcs, lport->fcs = fcs; lport->fabric = bfa_fcs_vf_lookup(fcs, vf_id); lport->vport = vport; - lport->lp_tag = (vport) ? vport->lps->lp_tag : - lport->fabric->lps->lp_tag; + lport->lp_tag = (vport) ? vport->lps->bfa_tag : + lport->fabric->lps->bfa_tag; INIT_LIST_HEAD(&lport->rport_q); lport->num_rports = 0; @@ -1074,6 +1181,8 @@ static void bfa_fcs_fdmi_get_hbaattr(struct bfa_fcs_lport_fdmi_s *fdmi, struct bfa_fcs_fdmi_hba_attr_s *hba_attr); static void bfa_fcs_fdmi_get_portattr(struct bfa_fcs_lport_fdmi_s *fdmi, struct bfa_fcs_fdmi_port_attr_s *port_attr); +u32 bfa_fcs_fdmi_convert_speed(enum bfa_port_speed pport_speed); + /* * fcs_fdmi_sm FCS FDMI state machine */ @@ -1672,7 +1781,7 @@ bfa_fcs_lport_fdmi_build_rhba_pyld(struct bfa_fcs_lport_fdmi_s *fdmi, u8 *pyld) memcpy(attr->value, fcs_hba_attr->driver_version, templen); templen = fc_roundup(templen, sizeof(u32)); curr_ptr += sizeof(attr->type) + sizeof(templen) + templen; - len += templen;; + len += templen; count++; attr->len = cpu_to_be16(templen + sizeof(attr->type) + sizeof(templen)); @@ -2160,12 +2269,36 @@ bfa_fcs_fdmi_get_portattr(struct bfa_fcs_lport_fdmi_s *fdmi, /* * Supported Speeds */ - port_attr->supp_speed = cpu_to_be32(BFA_FCS_FDMI_SUPORTED_SPEEDS); + switch (pport_attr.speed_supported) { + case BFA_PORT_SPEED_16GBPS: + port_attr->supp_speed = + cpu_to_be32(BFA_FCS_FDMI_SUPP_SPEEDS_16G); + break; + + case BFA_PORT_SPEED_10GBPS: + port_attr->supp_speed = + cpu_to_be32(BFA_FCS_FDMI_SUPP_SPEEDS_10G); + break; + + case BFA_PORT_SPEED_8GBPS: + port_attr->supp_speed = + cpu_to_be32(BFA_FCS_FDMI_SUPP_SPEEDS_8G); + break; + + case BFA_PORT_SPEED_4GBPS: + port_attr->supp_speed = + cpu_to_be32(BFA_FCS_FDMI_SUPP_SPEEDS_4G); + break; + + default: + bfa_sm_fault(port->fcs, pport_attr.speed_supported); + } /* * Current Speed */ - port_attr->curr_speed = cpu_to_be32(pport_attr.speed); + port_attr->curr_speed = cpu_to_be32( + bfa_fcs_fdmi_convert_speed(pport_attr.speed)); /* * Max PDU Size. @@ -2186,6 +2319,41 @@ bfa_fcs_fdmi_get_portattr(struct bfa_fcs_lport_fdmi_s *fdmi, } +/* + * Convert BFA speed to FDMI format. + */ +u32 +bfa_fcs_fdmi_convert_speed(bfa_port_speed_t pport_speed) +{ + u32 ret; + + switch (pport_speed) { + case BFA_PORT_SPEED_1GBPS: + case BFA_PORT_SPEED_2GBPS: + ret = pport_speed; + break; + + case BFA_PORT_SPEED_4GBPS: + ret = FDMI_TRANS_SPEED_4G; + break; + + case BFA_PORT_SPEED_8GBPS: + ret = FDMI_TRANS_SPEED_8G; + break; + + case BFA_PORT_SPEED_10GBPS: + ret = FDMI_TRANS_SPEED_10G; + break; + + case BFA_PORT_SPEED_16GBPS: + ret = FDMI_TRANS_SPEED_16G; + break; + + default: + ret = FDMI_TRANS_SPEED_UNKNOWN; + } + return ret; +} void bfa_fcs_lport_fdmi_init(struct bfa_fcs_lport_ms_s *ms) @@ -2829,7 +2997,8 @@ bfa_fcs_lport_ms_send_plogi(void *ms_cbarg, struct bfa_fcxp_s *fcxp_alloced) bfa_hton3b(FC_MGMT_SERVER), bfa_fcs_lport_get_fcid(port), 0, port->port_cfg.pwwn, port->port_cfg.nwwn, - bfa_fcport_get_maxfrsize(port->fcs->bfa)); + bfa_fcport_get_maxfrsize(port->fcs->bfa), + bfa_fcport_get_rx_bbcredit(port->fcs->bfa)); bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, FC_CLASS_3, len, &fchs, @@ -3573,7 +3742,7 @@ bfa_fcs_lport_ns_send_plogi(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced) bfa_trc(port->fcs, port->pid); -fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); + fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); if (!fcxp) { port->stats.ns_plogi_alloc_wait++; bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe, @@ -3586,7 +3755,8 @@ fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); bfa_hton3b(FC_NAME_SERVER), bfa_fcs_lport_get_fcid(port), 0, port->port_cfg.pwwn, port->port_cfg.nwwn, - bfa_fcport_get_maxfrsize(port->fcs->bfa)); + bfa_fcport_get_maxfrsize(port->fcs->bfa), + bfa_fcport_get_rx_bbcredit(port->fcs->bfa)); bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, FC_CLASS_3, len, &fchs, @@ -4762,8 +4932,8 @@ bfa_fcs_lport_get_rport_max_speed(bfa_fcs_lport_t *port) while (qe != qh) { rport = (struct bfa_fcs_rport_s *) qe; if ((bfa_ntoh3b(rport->pid) > 0xFFF000) || - (bfa_fcs_rport_get_state(rport) == - BFA_RPORT_OFFLINE)) { + (bfa_fcs_rport_get_state(rport) == BFA_RPORT_OFFLINE) || + (rport->scsi_function != BFA_RPORT_TARGET)) { qe = bfa_q_next(qe); continue; } @@ -4776,17 +4946,15 @@ bfa_fcs_lport_get_rport_max_speed(bfa_fcs_lport_t *port) bfa_fcport_get_ratelim_speed(port->fcs->bfa); } - if ((rport_speed == BFA_PORT_SPEED_8GBPS) || - (rport_speed > port_speed)) { + if (rport_speed > max_speed) max_speed = rport_speed; - break; - } else if (rport_speed > max_speed) { - max_speed = rport_speed; - } qe = bfa_q_next(qe); } + if (max_speed > port_speed) + max_speed = port_speed; + bfa_trc(fcs, max_speed); return max_speed; } @@ -4918,6 +5086,7 @@ enum bfa_fcs_vport_event { BFA_FCS_VPORT_SM_DELCOMP = 11, /* lport delete completion */ BFA_FCS_VPORT_SM_RSP_DUP_WWN = 12, /* Dup wnn error*/ BFA_FCS_VPORT_SM_RSP_FAILED = 13, /* non-retryable failure */ + BFA_FCS_VPORT_SM_STOPCOMP = 14, /* vport delete completion */ }; static void bfa_fcs_vport_sm_uninit(struct bfa_fcs_vport_s *vport, @@ -4930,6 +5099,8 @@ static void bfa_fcs_vport_sm_fdisc(struct bfa_fcs_vport_s *vport, enum bfa_fcs_vport_event event); static void bfa_fcs_vport_sm_fdisc_retry(struct bfa_fcs_vport_s *vport, enum bfa_fcs_vport_event event); +static void bfa_fcs_vport_sm_fdisc_rsp_wait(struct bfa_fcs_vport_s *vport, + enum bfa_fcs_vport_event event); static void bfa_fcs_vport_sm_online(struct bfa_fcs_vport_s *vport, enum bfa_fcs_vport_event event); static void bfa_fcs_vport_sm_deleting(struct bfa_fcs_vport_s *vport, @@ -4940,6 +5111,10 @@ static void bfa_fcs_vport_sm_logo(struct bfa_fcs_vport_s *vport, enum bfa_fcs_vport_event event); static void bfa_fcs_vport_sm_error(struct bfa_fcs_vport_s *vport, enum bfa_fcs_vport_event event); +static void bfa_fcs_vport_sm_stopping(struct bfa_fcs_vport_s *vport, + enum bfa_fcs_vport_event event); +static void bfa_fcs_vport_sm_logo_for_stop(struct bfa_fcs_vport_s *vport, + enum bfa_fcs_vport_event event); static struct bfa_sm_table_s vport_sm_table[] = { {BFA_SM(bfa_fcs_vport_sm_uninit), BFA_FCS_VPORT_UNINIT}, @@ -4947,6 +5122,7 @@ static struct bfa_sm_table_s vport_sm_table[] = { {BFA_SM(bfa_fcs_vport_sm_offline), BFA_FCS_VPORT_OFFLINE}, {BFA_SM(bfa_fcs_vport_sm_fdisc), BFA_FCS_VPORT_FDISC}, {BFA_SM(bfa_fcs_vport_sm_fdisc_retry), BFA_FCS_VPORT_FDISC_RETRY}, + {BFA_SM(bfa_fcs_vport_sm_fdisc_rsp_wait), BFA_FCS_VPORT_FDISC_RSP_WAIT}, {BFA_SM(bfa_fcs_vport_sm_online), BFA_FCS_VPORT_ONLINE}, {BFA_SM(bfa_fcs_vport_sm_deleting), BFA_FCS_VPORT_DELETING}, {BFA_SM(bfa_fcs_vport_sm_cleanup), BFA_FCS_VPORT_CLEANUP}, @@ -5042,6 +5218,11 @@ bfa_fcs_vport_sm_offline(struct bfa_fcs_vport_s *vport, bfa_fcs_vport_do_fdisc(vport); break; + case BFA_FCS_VPORT_SM_STOP: + bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup); + bfa_sm_send_event(&vport->lport, BFA_FCS_PORT_SM_STOP); + break; + case BFA_FCS_VPORT_SM_OFFLINE: /* * This can happen if the vport couldn't be initialzied @@ -5070,9 +5251,7 @@ bfa_fcs_vport_sm_fdisc(struct bfa_fcs_vport_s *vport, switch (event) { case BFA_FCS_VPORT_SM_DELETE: - bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup); - bfa_sm_send_event(vport->lps, BFA_LPS_SM_OFFLINE); - bfa_fcs_lport_delete(&vport->lport); + bfa_sm_set_state(vport, bfa_fcs_vport_sm_fdisc_rsp_wait); break; case BFA_FCS_VPORT_SM_OFFLINE: @@ -5140,6 +5319,41 @@ bfa_fcs_vport_sm_fdisc_retry(struct bfa_fcs_vport_s *vport, } /* + * FDISC is in progress and we got a vport delete request - + * this is a wait state while we wait for fdisc response and + * we will transition to the appropriate state - on rsp status. + */ +static void +bfa_fcs_vport_sm_fdisc_rsp_wait(struct bfa_fcs_vport_s *vport, + enum bfa_fcs_vport_event event) +{ + bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); + bfa_trc(__vport_fcs(vport), event); + + switch (event) { + case BFA_FCS_VPORT_SM_RSP_OK: + bfa_sm_set_state(vport, bfa_fcs_vport_sm_deleting); + bfa_fcs_lport_delete(&vport->lport); + break; + + case BFA_FCS_VPORT_SM_DELETE: + break; + + case BFA_FCS_VPORT_SM_OFFLINE: + case BFA_FCS_VPORT_SM_RSP_ERROR: + case BFA_FCS_VPORT_SM_RSP_FAILED: + case BFA_FCS_VPORT_SM_RSP_DUP_WWN: + bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup); + bfa_sm_send_event(vport->lps, BFA_LPS_SM_OFFLINE); + bfa_fcs_lport_delete(&vport->lport); + break; + + default: + bfa_sm_fault(__vport_fcs(vport), event); + } +} + +/* * Vport is online (FDISC is complete). */ static void @@ -5155,6 +5369,11 @@ bfa_fcs_vport_sm_online(struct bfa_fcs_vport_s *vport, bfa_fcs_lport_delete(&vport->lport); break; + case BFA_FCS_VPORT_SM_STOP: + bfa_sm_set_state(vport, bfa_fcs_vport_sm_stopping); + bfa_sm_send_event(&vport->lport, BFA_FCS_PORT_SM_STOP); + break; + case BFA_FCS_VPORT_SM_OFFLINE: bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline); bfa_sm_send_event(vport->lps, BFA_LPS_SM_OFFLINE); @@ -5167,6 +5386,32 @@ bfa_fcs_vport_sm_online(struct bfa_fcs_vport_s *vport, } /* + * Vport is being stopped - awaiting lport stop completion to send + * LOGO to fabric. + */ +static void +bfa_fcs_vport_sm_stopping(struct bfa_fcs_vport_s *vport, + enum bfa_fcs_vport_event event) +{ + bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); + bfa_trc(__vport_fcs(vport), event); + + switch (event) { + case BFA_FCS_VPORT_SM_STOPCOMP: + bfa_sm_set_state(vport, bfa_fcs_vport_sm_logo_for_stop); + bfa_fcs_vport_do_logo(vport); + break; + + case BFA_FCS_VPORT_SM_OFFLINE: + bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup); + break; + + default: + bfa_sm_fault(__vport_fcs(vport), event); + } +} + +/* * Vport is being deleted - awaiting lport delete completion to send * LOGO to fabric. */ @@ -5236,6 +5481,10 @@ bfa_fcs_vport_sm_cleanup(struct bfa_fcs_vport_s *vport, bfa_fcs_vport_free(vport); break; + case BFA_FCS_VPORT_SM_STOPCOMP: + bfa_sm_set_state(vport, bfa_fcs_vport_sm_created); + break; + case BFA_FCS_VPORT_SM_DELETE: break; @@ -5245,6 +5494,34 @@ bfa_fcs_vport_sm_cleanup(struct bfa_fcs_vport_s *vport, } /* + * LOGO is sent to fabric. Vport stop is in progress. Lport stop cleanup + * is done. + */ +static void +bfa_fcs_vport_sm_logo_for_stop(struct bfa_fcs_vport_s *vport, + enum bfa_fcs_vport_event event) +{ + bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); + bfa_trc(__vport_fcs(vport), event); + + switch (event) { + case BFA_FCS_VPORT_SM_OFFLINE: + bfa_sm_send_event(vport->lps, BFA_LPS_SM_OFFLINE); + /* + * !!! fall through !!! + */ + + case BFA_FCS_VPORT_SM_RSP_OK: + case BFA_FCS_VPORT_SM_RSP_ERROR: + bfa_sm_set_state(vport, bfa_fcs_vport_sm_created); + break; + + default: + bfa_sm_fault(__vport_fcs(vport), event); + } +} + +/* * LOGO is sent to fabric. Vport delete is in progress. Lport delete cleanup * is done. */ @@ -5391,7 +5668,10 @@ void bfa_fcs_vport_online(struct bfa_fcs_vport_s *vport) { vport->vport_stats.fab_online++; - bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_ONLINE); + if (bfa_fcs_fabric_npiv_capable(__vport_fabric(vport))) + bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_ONLINE); + else + vport->vport_stats.fab_no_npiv++; } /* @@ -5422,6 +5702,15 @@ bfa_fcs_vport_fcs_delete(struct bfa_fcs_vport_s *vport) } /* + * Stop completion callback from associated lport + */ +void +bfa_fcs_vport_stop_comp(struct bfa_fcs_vport_s *vport) +{ + bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_STOPCOMP); +} + +/* * Delete completion callback from associated lport */ void |