760 lines
19 KiB
C
760 lines
19 KiB
C
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/*
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* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
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* All rights reserved
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* www.brocade.com
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*
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* Linux driver for Brocade Fibre Channel Host Bus Adapter.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License (GPL) Version 2 as
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* published by the Free Software Foundation
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*/
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#include <bfa.h>
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#include <bfa_svc.h>
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#include "fcs_lport.h"
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#include "fcs_rport.h"
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#include "fcs_trcmod.h"
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#include "fcs_fcxp.h"
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#include "lport_priv.h"
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BFA_TRC_FILE(FCS, MS);
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#define BFA_FCS_MS_CMD_MAX_RETRIES 2
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/*
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* forward declarations
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*/
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static void bfa_fcs_port_ms_send_plogi(void *ms_cbarg,
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struct bfa_fcxp_s *fcxp_alloced);
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static void bfa_fcs_port_ms_timeout(void *arg);
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static void bfa_fcs_port_ms_plogi_response(void *fcsarg,
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struct bfa_fcxp_s *fcxp,
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void *cbarg,
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bfa_status_t req_status,
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u32 rsp_len,
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u32 resid_len,
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struct fchs_s *rsp_fchs);
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static void bfa_fcs_port_ms_send_gmal(void *ms_cbarg,
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struct bfa_fcxp_s *fcxp_alloced);
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static void bfa_fcs_port_ms_gmal_response(void *fcsarg,
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struct bfa_fcxp_s *fcxp,
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void *cbarg,
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bfa_status_t req_status,
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u32 rsp_len,
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u32 resid_len,
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struct fchs_s *rsp_fchs);
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static void bfa_fcs_port_ms_send_gfn(void *ms_cbarg,
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struct bfa_fcxp_s *fcxp_alloced);
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static void bfa_fcs_port_ms_gfn_response(void *fcsarg,
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struct bfa_fcxp_s *fcxp,
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void *cbarg,
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bfa_status_t req_status,
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u32 rsp_len,
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u32 resid_len,
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struct fchs_s *rsp_fchs);
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/**
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* fcs_ms_sm FCS MS state machine
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*/
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/**
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* MS State Machine events
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*/
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enum port_ms_event {
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MSSM_EVENT_PORT_ONLINE = 1,
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MSSM_EVENT_PORT_OFFLINE = 2,
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MSSM_EVENT_RSP_OK = 3,
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MSSM_EVENT_RSP_ERROR = 4,
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MSSM_EVENT_TIMEOUT = 5,
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MSSM_EVENT_FCXP_SENT = 6,
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MSSM_EVENT_PORT_FABRIC_RSCN = 7
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};
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static void bfa_fcs_port_ms_sm_offline(struct bfa_fcs_port_ms_s *ms,
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enum port_ms_event event);
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static void bfa_fcs_port_ms_sm_plogi_sending(struct bfa_fcs_port_ms_s *ms,
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enum port_ms_event event);
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static void bfa_fcs_port_ms_sm_plogi(struct bfa_fcs_port_ms_s *ms,
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enum port_ms_event event);
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static void bfa_fcs_port_ms_sm_plogi_retry(struct bfa_fcs_port_ms_s *ms,
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enum port_ms_event event);
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static void bfa_fcs_port_ms_sm_gmal_sending(struct bfa_fcs_port_ms_s *ms,
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enum port_ms_event event);
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static void bfa_fcs_port_ms_sm_gmal(struct bfa_fcs_port_ms_s *ms,
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enum port_ms_event event);
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static void bfa_fcs_port_ms_sm_gmal_retry(struct bfa_fcs_port_ms_s *ms,
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enum port_ms_event event);
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static void bfa_fcs_port_ms_sm_gfn_sending(struct bfa_fcs_port_ms_s *ms,
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enum port_ms_event event);
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static void bfa_fcs_port_ms_sm_gfn(struct bfa_fcs_port_ms_s *ms,
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enum port_ms_event event);
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static void bfa_fcs_port_ms_sm_gfn_retry(struct bfa_fcs_port_ms_s *ms,
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enum port_ms_event event);
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static void bfa_fcs_port_ms_sm_online(struct bfa_fcs_port_ms_s *ms,
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enum port_ms_event event);
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/**
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* Start in offline state - awaiting NS to send start.
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*/
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static void
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bfa_fcs_port_ms_sm_offline(struct bfa_fcs_port_ms_s *ms,
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enum port_ms_event event)
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{
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bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
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bfa_trc(ms->port->fcs, event);
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switch (event) {
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case MSSM_EVENT_PORT_ONLINE:
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bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_plogi_sending);
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bfa_fcs_port_ms_send_plogi(ms, NULL);
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break;
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case MSSM_EVENT_PORT_OFFLINE:
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break;
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default:
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bfa_assert(0);
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}
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}
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static void
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bfa_fcs_port_ms_sm_plogi_sending(struct bfa_fcs_port_ms_s *ms,
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enum port_ms_event event)
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{
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bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
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bfa_trc(ms->port->fcs, event);
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switch (event) {
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case MSSM_EVENT_FCXP_SENT:
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bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_plogi);
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break;
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case MSSM_EVENT_PORT_OFFLINE:
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bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_offline);
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bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ms->port),
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&ms->fcxp_wqe);
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break;
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default:
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bfa_assert(0);
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}
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}
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static void
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bfa_fcs_port_ms_sm_plogi(struct bfa_fcs_port_ms_s *ms, enum port_ms_event event)
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{
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bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
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bfa_trc(ms->port->fcs, event);
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switch (event) {
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case MSSM_EVENT_RSP_ERROR:
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/*
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* Start timer for a delayed retry
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*/
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bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_plogi_retry);
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bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ms->port), &ms->timer,
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bfa_fcs_port_ms_timeout, ms,
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BFA_FCS_RETRY_TIMEOUT);
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break;
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case MSSM_EVENT_RSP_OK:
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/*
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* since plogi is done, now invoke MS related sub-modules
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*/
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bfa_fcs_port_fdmi_online(ms);
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/**
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* if this is a Vport, go to online state.
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*/
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if (ms->port->vport) {
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bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_online);
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break;
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}
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/*
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* For a base port we need to get the
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* switch's IP address.
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*/
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bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_gmal_sending);
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bfa_fcs_port_ms_send_gmal(ms, NULL);
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break;
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case MSSM_EVENT_PORT_OFFLINE:
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bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_offline);
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bfa_fcxp_discard(ms->fcxp);
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break;
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default:
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bfa_assert(0);
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}
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}
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static void
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bfa_fcs_port_ms_sm_plogi_retry(struct bfa_fcs_port_ms_s *ms,
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enum port_ms_event event)
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{
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bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
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bfa_trc(ms->port->fcs, event);
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switch (event) {
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case MSSM_EVENT_TIMEOUT:
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/*
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* Retry Timer Expired. Re-send
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*/
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bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_plogi_sending);
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bfa_fcs_port_ms_send_plogi(ms, NULL);
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break;
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case MSSM_EVENT_PORT_OFFLINE:
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bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_offline);
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bfa_timer_stop(&ms->timer);
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break;
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default:
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bfa_assert(0);
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}
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}
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static void
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bfa_fcs_port_ms_sm_online(struct bfa_fcs_port_ms_s *ms,
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enum port_ms_event event)
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{
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bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
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bfa_trc(ms->port->fcs, event);
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switch (event) {
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case MSSM_EVENT_PORT_OFFLINE:
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bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_offline);
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/*
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* now invoke MS related sub-modules
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*/
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bfa_fcs_port_fdmi_offline(ms);
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break;
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case MSSM_EVENT_PORT_FABRIC_RSCN:
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bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_gfn_sending);
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ms->retry_cnt = 0;
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bfa_fcs_port_ms_send_gfn(ms, NULL);
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break;
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default:
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bfa_assert(0);
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}
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}
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static void
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bfa_fcs_port_ms_sm_gmal_sending(struct bfa_fcs_port_ms_s *ms,
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enum port_ms_event event)
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{
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bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
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bfa_trc(ms->port->fcs, event);
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switch (event) {
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case MSSM_EVENT_FCXP_SENT:
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bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_gmal);
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break;
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case MSSM_EVENT_PORT_OFFLINE:
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bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_offline);
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bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ms->port),
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&ms->fcxp_wqe);
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break;
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default:
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bfa_assert(0);
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}
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}
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static void
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bfa_fcs_port_ms_sm_gmal(struct bfa_fcs_port_ms_s *ms, enum port_ms_event event)
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{
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bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
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bfa_trc(ms->port->fcs, event);
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switch (event) {
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case MSSM_EVENT_RSP_ERROR:
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/*
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* Start timer for a delayed retry
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*/
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if (ms->retry_cnt++ < BFA_FCS_MS_CMD_MAX_RETRIES) {
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bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_gmal_retry);
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bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ms->port),
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&ms->timer, bfa_fcs_port_ms_timeout, ms,
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BFA_FCS_RETRY_TIMEOUT);
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} else {
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bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_gfn_sending);
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bfa_fcs_port_ms_send_gfn(ms, NULL);
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ms->retry_cnt = 0;
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}
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break;
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case MSSM_EVENT_RSP_OK:
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bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_gfn_sending);
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bfa_fcs_port_ms_send_gfn(ms, NULL);
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break;
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case MSSM_EVENT_PORT_OFFLINE:
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bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_offline);
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bfa_fcxp_discard(ms->fcxp);
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break;
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default:
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bfa_assert(0);
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}
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}
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static void
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bfa_fcs_port_ms_sm_gmal_retry(struct bfa_fcs_port_ms_s *ms,
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enum port_ms_event event)
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{
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bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
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bfa_trc(ms->port->fcs, event);
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switch (event) {
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case MSSM_EVENT_TIMEOUT:
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/*
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* Retry Timer Expired. Re-send
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*/
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bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_gmal_sending);
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bfa_fcs_port_ms_send_gmal(ms, NULL);
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break;
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case MSSM_EVENT_PORT_OFFLINE:
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bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_offline);
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bfa_timer_stop(&ms->timer);
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break;
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default:
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bfa_assert(0);
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}
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}
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/**
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* ms_pvt MS local functions
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*/
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static void
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bfa_fcs_port_ms_send_gmal(void *ms_cbarg, struct bfa_fcxp_s *fcxp_alloced)
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{
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struct bfa_fcs_port_ms_s *ms = ms_cbarg;
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struct bfa_fcs_port_s *port = ms->port;
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struct fchs_s fchs;
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int len;
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|
|
struct bfa_fcxp_s *fcxp;
|
||
|
|
|
||
|
|
bfa_trc(port->fcs, port->pid);
|
||
|
|
|
||
|
|
fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs);
|
||
|
|
if (!fcxp) {
|
||
|
|
bfa_fcxp_alloc_wait(port->fcs->bfa, &ms->fcxp_wqe,
|
||
|
|
bfa_fcs_port_ms_send_gmal, ms);
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
ms->fcxp = fcxp;
|
||
|
|
|
||
|
|
len = fc_gmal_req_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
|
||
|
|
bfa_fcs_port_get_fcid(port),
|
||
|
|
bfa_lps_get_peer_nwwn(port->fabric->lps));
|
||
|
|
|
||
|
|
bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
|
||
|
|
FC_CLASS_3, len, &fchs, bfa_fcs_port_ms_gmal_response,
|
||
|
|
(void *)ms, FC_MAX_PDUSZ, FC_RA_TOV);
|
||
|
|
|
||
|
|
bfa_sm_send_event(ms, MSSM_EVENT_FCXP_SENT);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void
|
||
|
|
bfa_fcs_port_ms_gmal_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
|
||
|
|
void *cbarg, bfa_status_t req_status,
|
||
|
|
u32 rsp_len, u32 resid_len,
|
||
|
|
struct fchs_s *rsp_fchs)
|
||
|
|
{
|
||
|
|
struct bfa_fcs_port_ms_s *ms = (struct bfa_fcs_port_ms_s *)cbarg;
|
||
|
|
struct bfa_fcs_port_s *port = ms->port;
|
||
|
|
struct ct_hdr_s *cthdr = NULL;
|
||
|
|
struct fcgs_gmal_resp_s *gmal_resp;
|
||
|
|
struct fc_gmal_entry_s *gmal_entry;
|
||
|
|
u32 num_entries;
|
||
|
|
u8 *rsp_str;
|
||
|
|
|
||
|
|
bfa_trc(port->fcs, req_status);
|
||
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Sanity Checks
|
||
|
|
*/
|
||
|
|
if (req_status != BFA_STATUS_OK) {
|
||
|
|
bfa_trc(port->fcs, req_status);
|
||
|
|
bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
|
||
|
|
cthdr->cmd_rsp_code = bfa_os_ntohs(cthdr->cmd_rsp_code);
|
||
|
|
|
||
|
|
if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
|
||
|
|
gmal_resp = (struct fcgs_gmal_resp_s *)(cthdr + 1);
|
||
|
|
num_entries = bfa_os_ntohl(gmal_resp->ms_len);
|
||
|
|
if (num_entries == 0) {
|
||
|
|
bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
/*
|
||
|
|
* The response could contain multiple Entries.
|
||
|
|
* Entries for SNMP interface, etc.
|
||
|
|
* We look for the entry with a telnet prefix.
|
||
|
|
* First "http://" entry refers to IP addr
|
||
|
|
*/
|
||
|
|
|
||
|
|
gmal_entry = (struct fc_gmal_entry_s *)gmal_resp->ms_ma;
|
||
|
|
while (num_entries > 0) {
|
||
|
|
if (strncmp
|
||
|
|
(gmal_entry->prefix, CT_GMAL_RESP_PREFIX_HTTP,
|
||
|
|
sizeof(gmal_entry->prefix)) == 0) {
|
||
|
|
|
||
|
|
/*
|
||
|
|
* if the IP address is terminating with a '/',
|
||
|
|
* remove it. *Byte 0 consists of the length
|
||
|
|
* of the string.
|
||
|
|
*/
|
||
|
|
rsp_str = &(gmal_entry->prefix[0]);
|
||
|
|
if (rsp_str[gmal_entry->len - 1] == '/')
|
||
|
|
rsp_str[gmal_entry->len - 1] = 0;
|
||
|
|
/*
|
||
|
|
* copy IP Address to fabric
|
||
|
|
*/
|
||
|
|
strncpy(bfa_fcs_port_get_fabric_ipaddr(port),
|
||
|
|
gmal_entry->ip_addr,
|
||
|
|
BFA_FCS_FABRIC_IPADDR_SZ);
|
||
|
|
break;
|
||
|
|
} else {
|
||
|
|
--num_entries;
|
||
|
|
++gmal_entry;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
bfa_sm_send_event(ms, MSSM_EVENT_RSP_OK);
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
bfa_trc(port->fcs, cthdr->reason_code);
|
||
|
|
bfa_trc(port->fcs, cthdr->exp_code);
|
||
|
|
bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void
|
||
|
|
bfa_fcs_port_ms_sm_gfn_sending(struct bfa_fcs_port_ms_s *ms,
|
||
|
|
enum port_ms_event event)
|
||
|
|
{
|
||
|
|
bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
|
||
|
|
bfa_trc(ms->port->fcs, event);
|
||
|
|
|
||
|
|
switch (event) {
|
||
|
|
case MSSM_EVENT_FCXP_SENT:
|
||
|
|
bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_gfn);
|
||
|
|
break;
|
||
|
|
|
||
|
|
case MSSM_EVENT_PORT_OFFLINE:
|
||
|
|
bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_offline);
|
||
|
|
bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ms->port),
|
||
|
|
&ms->fcxp_wqe);
|
||
|
|
break;
|
||
|
|
|
||
|
|
default:
|
||
|
|
bfa_assert(0);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
static void
|
||
|
|
bfa_fcs_port_ms_sm_gfn(struct bfa_fcs_port_ms_s *ms, enum port_ms_event event)
|
||
|
|
{
|
||
|
|
bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
|
||
|
|
bfa_trc(ms->port->fcs, event);
|
||
|
|
|
||
|
|
switch (event) {
|
||
|
|
case MSSM_EVENT_RSP_ERROR:
|
||
|
|
/*
|
||
|
|
* Start timer for a delayed retry
|
||
|
|
*/
|
||
|
|
if (ms->retry_cnt++ < BFA_FCS_MS_CMD_MAX_RETRIES) {
|
||
|
|
bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_gfn_retry);
|
||
|
|
bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ms->port),
|
||
|
|
&ms->timer, bfa_fcs_port_ms_timeout, ms,
|
||
|
|
BFA_FCS_RETRY_TIMEOUT);
|
||
|
|
} else {
|
||
|
|
bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_online);
|
||
|
|
ms->retry_cnt = 0;
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
|
||
|
|
case MSSM_EVENT_RSP_OK:
|
||
|
|
bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_online);
|
||
|
|
break;
|
||
|
|
|
||
|
|
case MSSM_EVENT_PORT_OFFLINE:
|
||
|
|
bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_offline);
|
||
|
|
bfa_fcxp_discard(ms->fcxp);
|
||
|
|
break;
|
||
|
|
|
||
|
|
default:
|
||
|
|
bfa_assert(0);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
static void
|
||
|
|
bfa_fcs_port_ms_sm_gfn_retry(struct bfa_fcs_port_ms_s *ms,
|
||
|
|
enum port_ms_event event)
|
||
|
|
{
|
||
|
|
bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
|
||
|
|
bfa_trc(ms->port->fcs, event);
|
||
|
|
|
||
|
|
switch (event) {
|
||
|
|
case MSSM_EVENT_TIMEOUT:
|
||
|
|
/*
|
||
|
|
* Retry Timer Expired. Re-send
|
||
|
|
*/
|
||
|
|
bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_gfn_sending);
|
||
|
|
bfa_fcs_port_ms_send_gfn(ms, NULL);
|
||
|
|
break;
|
||
|
|
|
||
|
|
case MSSM_EVENT_PORT_OFFLINE:
|
||
|
|
bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_offline);
|
||
|
|
bfa_timer_stop(&ms->timer);
|
||
|
|
break;
|
||
|
|
|
||
|
|
default:
|
||
|
|
bfa_assert(0);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* ms_pvt MS local functions
|
||
|
|
*/
|
||
|
|
|
||
|
|
static void
|
||
|
|
bfa_fcs_port_ms_send_gfn(void *ms_cbarg, struct bfa_fcxp_s *fcxp_alloced)
|
||
|
|
{
|
||
|
|
struct bfa_fcs_port_ms_s *ms = ms_cbarg;
|
||
|
|
struct bfa_fcs_port_s *port = ms->port;
|
||
|
|
struct fchs_s fchs;
|
||
|
|
int len;
|
||
|
|
struct bfa_fcxp_s *fcxp;
|
||
|
|
|
||
|
|
bfa_trc(port->fcs, port->pid);
|
||
|
|
|
||
|
|
fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs);
|
||
|
|
if (!fcxp) {
|
||
|
|
bfa_fcxp_alloc_wait(port->fcs->bfa, &ms->fcxp_wqe,
|
||
|
|
bfa_fcs_port_ms_send_gfn, ms);
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
ms->fcxp = fcxp;
|
||
|
|
|
||
|
|
len = fc_gfn_req_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
|
||
|
|
bfa_fcs_port_get_fcid(port),
|
||
|
|
bfa_lps_get_peer_nwwn(port->fabric->lps));
|
||
|
|
|
||
|
|
bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
|
||
|
|
FC_CLASS_3, len, &fchs, bfa_fcs_port_ms_gfn_response,
|
||
|
|
(void *)ms, FC_MAX_PDUSZ, FC_RA_TOV);
|
||
|
|
|
||
|
|
bfa_sm_send_event(ms, MSSM_EVENT_FCXP_SENT);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void
|
||
|
|
bfa_fcs_port_ms_gfn_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg,
|
||
|
|
bfa_status_t req_status, u32 rsp_len,
|
||
|
|
u32 resid_len, struct fchs_s *rsp_fchs)
|
||
|
|
{
|
||
|
|
struct bfa_fcs_port_ms_s *ms = (struct bfa_fcs_port_ms_s *)cbarg;
|
||
|
|
struct bfa_fcs_port_s *port = ms->port;
|
||
|
|
struct ct_hdr_s *cthdr = NULL;
|
||
|
|
wwn_t *gfn_resp;
|
||
|
|
|
||
|
|
bfa_trc(port->fcs, req_status);
|
||
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Sanity Checks
|
||
|
|
*/
|
||
|
|
if (req_status != BFA_STATUS_OK) {
|
||
|
|
bfa_trc(port->fcs, req_status);
|
||
|
|
bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
|
||
|
|
cthdr->cmd_rsp_code = bfa_os_ntohs(cthdr->cmd_rsp_code);
|
||
|
|
|
||
|
|
if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
|
||
|
|
gfn_resp = (wwn_t *) (cthdr + 1);
|
||
|
|
/*
|
||
|
|
* check if it has actually changed
|
||
|
|
*/
|
||
|
|
if ((memcmp
|
||
|
|
((void *)&bfa_fcs_port_get_fabric_name(port), gfn_resp,
|
||
|
|
sizeof(wwn_t)) != 0))
|
||
|
|
bfa_fcs_fabric_set_fabric_name(port->fabric, *gfn_resp);
|
||
|
|
bfa_sm_send_event(ms, MSSM_EVENT_RSP_OK);
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
bfa_trc(port->fcs, cthdr->reason_code);
|
||
|
|
bfa_trc(port->fcs, cthdr->exp_code);
|
||
|
|
bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* ms_pvt MS local functions
|
||
|
|
*/
|
||
|
|
|
||
|
|
static void
|
||
|
|
bfa_fcs_port_ms_send_plogi(void *ms_cbarg, struct bfa_fcxp_s *fcxp_alloced)
|
||
|
|
{
|
||
|
|
struct bfa_fcs_port_ms_s *ms = ms_cbarg;
|
||
|
|
struct bfa_fcs_port_s *port = ms->port;
|
||
|
|
struct fchs_s fchs;
|
||
|
|
int len;
|
||
|
|
struct bfa_fcxp_s *fcxp;
|
||
|
|
|
||
|
|
bfa_trc(port->fcs, port->pid);
|
||
|
|
|
||
|
|
fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs);
|
||
|
|
if (!fcxp) {
|
||
|
|
port->stats.ms_plogi_alloc_wait++;
|
||
|
|
bfa_fcxp_alloc_wait(port->fcs->bfa, &ms->fcxp_wqe,
|
||
|
|
bfa_fcs_port_ms_send_plogi, ms);
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
ms->fcxp = fcxp;
|
||
|
|
|
||
|
|
len = fc_plogi_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
|
||
|
|
bfa_os_hton3b(FC_MGMT_SERVER),
|
||
|
|
bfa_fcs_port_get_fcid(port), 0,
|
||
|
|
port->port_cfg.pwwn, port->port_cfg.nwwn,
|
||
|
|
bfa_pport_get_maxfrsize(port->fcs->bfa));
|
||
|
|
|
||
|
|
bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
|
||
|
|
FC_CLASS_3, len, &fchs, bfa_fcs_port_ms_plogi_response,
|
||
|
|
(void *)ms, FC_MAX_PDUSZ, FC_RA_TOV);
|
||
|
|
|
||
|
|
port->stats.ms_plogi_sent++;
|
||
|
|
bfa_sm_send_event(ms, MSSM_EVENT_FCXP_SENT);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void
|
||
|
|
bfa_fcs_port_ms_plogi_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
|
||
|
|
void *cbarg, bfa_status_t req_status,
|
||
|
|
u32 rsp_len, u32 resid_len,
|
||
|
|
struct fchs_s *rsp_fchs)
|
||
|
|
{
|
||
|
|
struct bfa_fcs_port_ms_s *ms = (struct bfa_fcs_port_ms_s *)cbarg;
|
||
|
|
|
||
|
|
struct bfa_fcs_port_s *port = ms->port;
|
||
|
|
struct fc_els_cmd_s *els_cmd;
|
||
|
|
struct fc_ls_rjt_s *ls_rjt;
|
||
|
|
|
||
|
|
bfa_trc(port->fcs, req_status);
|
||
|
|
bfa_trc(port->fcs, port->port_cfg.pwwn);
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Sanity Checks
|
||
|
|
*/
|
||
|
|
if (req_status != BFA_STATUS_OK) {
|
||
|
|
port->stats.ms_plogi_rsp_err++;
|
||
|
|
bfa_trc(port->fcs, req_status);
|
||
|
|
bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
els_cmd = (struct fc_els_cmd_s *) BFA_FCXP_RSP_PLD(fcxp);
|
||
|
|
|
||
|
|
switch (els_cmd->els_code) {
|
||
|
|
|
||
|
|
case FC_ELS_ACC:
|
||
|
|
if (rsp_len < sizeof(struct fc_logi_s)) {
|
||
|
|
bfa_trc(port->fcs, rsp_len);
|
||
|
|
port->stats.ms_plogi_acc_err++;
|
||
|
|
bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
port->stats.ms_plogi_accepts++;
|
||
|
|
bfa_sm_send_event(ms, MSSM_EVENT_RSP_OK);
|
||
|
|
break;
|
||
|
|
|
||
|
|
case FC_ELS_LS_RJT:
|
||
|
|
ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp);
|
||
|
|
|
||
|
|
bfa_trc(port->fcs, ls_rjt->reason_code);
|
||
|
|
bfa_trc(port->fcs, ls_rjt->reason_code_expl);
|
||
|
|
|
||
|
|
port->stats.ms_rejects++;
|
||
|
|
bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
|
||
|
|
break;
|
||
|
|
|
||
|
|
default:
|
||
|
|
port->stats.ms_plogi_unknown_rsp++;
|
||
|
|
bfa_trc(port->fcs, els_cmd->els_code);
|
||
|
|
bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
static void
|
||
|
|
bfa_fcs_port_ms_timeout(void *arg)
|
||
|
|
{
|
||
|
|
struct bfa_fcs_port_ms_s *ms = (struct bfa_fcs_port_ms_s *)arg;
|
||
|
|
|
||
|
|
ms->port->stats.ms_timeouts++;
|
||
|
|
bfa_sm_send_event(ms, MSSM_EVENT_TIMEOUT);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
void
|
||
|
|
bfa_fcs_port_ms_init(struct bfa_fcs_port_s *port)
|
||
|
|
{
|
||
|
|
struct bfa_fcs_port_ms_s *ms = BFA_FCS_GET_MS_FROM_PORT(port);
|
||
|
|
|
||
|
|
ms->port = port;
|
||
|
|
bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_offline);
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Invoke init routines of sub modules.
|
||
|
|
*/
|
||
|
|
bfa_fcs_port_fdmi_init(ms);
|
||
|
|
}
|
||
|
|
|
||
|
|
void
|
||
|
|
bfa_fcs_port_ms_offline(struct bfa_fcs_port_s *port)
|
||
|
|
{
|
||
|
|
struct bfa_fcs_port_ms_s *ms = BFA_FCS_GET_MS_FROM_PORT(port);
|
||
|
|
|
||
|
|
ms->port = port;
|
||
|
|
bfa_sm_send_event(ms, MSSM_EVENT_PORT_OFFLINE);
|
||
|
|
}
|
||
|
|
|
||
|
|
void
|
||
|
|
bfa_fcs_port_ms_online(struct bfa_fcs_port_s *port)
|
||
|
|
{
|
||
|
|
struct bfa_fcs_port_ms_s *ms = BFA_FCS_GET_MS_FROM_PORT(port);
|
||
|
|
|
||
|
|
ms->port = port;
|
||
|
|
bfa_sm_send_event(ms, MSSM_EVENT_PORT_ONLINE);
|
||
|
|
}
|
||
|
|
|
||
|
|
void
|
||
|
|
bfa_fcs_port_ms_fabric_rscn(struct bfa_fcs_port_s *port)
|
||
|
|
{
|
||
|
|
struct bfa_fcs_port_ms_s *ms = BFA_FCS_GET_MS_FROM_PORT(port);
|
||
|
|
|
||
|
|
/*
|
||
|
|
* @todo. Handle this only when in Online state
|
||
|
|
*/
|
||
|
|
if (bfa_sm_cmp_state(ms, bfa_fcs_port_ms_sm_online))
|
||
|
|
bfa_sm_send_event(ms, MSSM_EVENT_PORT_FABRIC_RSCN);
|
||
|
|
}
|