[SCSI] bfa: Brocade BFA FC SCSI driver
Add new driver for Brocade Hardware
Signed-off-by: Jing Huang <huangj@brocade.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
diff --git a/drivers/scsi/bfa/rport.c b/drivers/scsi/bfa/rport.c
new file mode 100644
index 0000000..9cf58bb
--- /dev/null
+++ b/drivers/scsi/bfa/rport.c
@@ -0,0 +1,2618 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ * rport.c Remote port implementation.
+ */
+
+#include <bfa.h>
+#include <bfa_svc.h>
+#include "fcbuild.h"
+#include "fcs_vport.h"
+#include "fcs_lport.h"
+#include "fcs_rport.h"
+#include "fcs_fcpim.h"
+#include "fcs_fcptm.h"
+#include "fcs_trcmod.h"
+#include "fcs_fcxp.h"
+#include "fcs.h"
+#include <fcb/bfa_fcb_rport.h>
+#include <aen/bfa_aen_rport.h>
+
+BFA_TRC_FILE(FCS, RPORT);
+
+#define BFA_FCS_RPORT_MAX_RETRIES (5)
+
+/* In millisecs */
+static u32 bfa_fcs_rport_del_timeout =
+ BFA_FCS_RPORT_DEF_DEL_TIMEOUT * 1000;
+
+/*
+ * forward declarations
+ */
+static struct bfa_fcs_rport_s *bfa_fcs_rport_alloc(struct bfa_fcs_port_s *port,
+ wwn_t pwwn, u32 rpid);
+static void bfa_fcs_rport_free(struct bfa_fcs_rport_s *rport);
+static void bfa_fcs_rport_hal_online(struct bfa_fcs_rport_s *rport);
+static void bfa_fcs_rport_online_action(struct bfa_fcs_rport_s *rport);
+static void bfa_fcs_rport_offline_action(struct bfa_fcs_rport_s *rport);
+static void bfa_fcs_rport_update(struct bfa_fcs_rport_s *rport,
+ struct fc_logi_s *plogi);
+static void bfa_fcs_rport_fc4_pause(struct bfa_fcs_rport_s *rport);
+static void bfa_fcs_rport_fc4_resume(struct bfa_fcs_rport_s *rport);
+static void bfa_fcs_rport_timeout(void *arg);
+static void bfa_fcs_rport_send_plogi(void *rport_cbarg,
+ struct bfa_fcxp_s *fcxp_alloced);
+static void bfa_fcs_rport_send_plogiacc(void *rport_cbarg,
+ struct bfa_fcxp_s *fcxp_alloced);
+static void bfa_fcs_rport_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);
+static void bfa_fcs_rport_send_adisc(void *rport_cbarg,
+ struct bfa_fcxp_s *fcxp_alloced);
+static void bfa_fcs_rport_adisc_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);
+static void bfa_fcs_rport_send_gidpn(void *rport_cbarg,
+ struct bfa_fcxp_s *fcxp_alloced);
+static void bfa_fcs_rport_gidpn_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);
+static void bfa_fcs_rport_send_logo(void *rport_cbarg,
+ struct bfa_fcxp_s *fcxp_alloced);
+static void bfa_fcs_rport_send_logo_acc(void *rport_cbarg);
+static void bfa_fcs_rport_process_prli(struct bfa_fcs_rport_s *rport,
+ struct fchs_s *rx_fchs, u16 len);
+static void bfa_fcs_rport_send_ls_rjt(struct bfa_fcs_rport_s *rport,
+ struct fchs_s *rx_fchs, u8 reason_code,
+ u8 reason_code_expl);
+static void bfa_fcs_rport_process_adisc(struct bfa_fcs_rport_s *rport,
+ struct fchs_s *rx_fchs, u16 len);
+/**
+ * fcs_rport_sm FCS rport state machine events
+ */
+
+enum rport_event {
+ RPSM_EVENT_PLOGI_SEND = 1, /* new rport; start with PLOGI */
+ RPSM_EVENT_PLOGI_RCVD = 2, /* Inbound PLOGI from remote port */
+ RPSM_EVENT_PLOGI_COMP = 3, /* PLOGI completed to rport */
+ RPSM_EVENT_LOGO_RCVD = 4, /* LOGO from remote device */
+ RPSM_EVENT_LOGO_IMP = 5, /* implicit logo for SLER */
+ RPSM_EVENT_FCXP_SENT = 6, /* Frame from has been sent */
+ RPSM_EVENT_DELETE = 7, /* RPORT delete request */
+ RPSM_EVENT_SCN = 8, /* state change notification */
+ RPSM_EVENT_ACCEPTED = 9,/* Good response from remote device */
+ RPSM_EVENT_FAILED = 10, /* Request to rport failed. */
+ RPSM_EVENT_TIMEOUT = 11, /* Rport SM timeout event */
+ RPSM_EVENT_HCB_ONLINE = 12, /* BFA rport online callback */
+ RPSM_EVENT_HCB_OFFLINE = 13, /* BFA rport offline callback */
+ RPSM_EVENT_FC4_OFFLINE = 14, /* FC-4 offline complete */
+ RPSM_EVENT_ADDRESS_CHANGE = 15, /* Rport's PID has changed */
+ RPSM_EVENT_ADDRESS_DISC = 16 /* Need to Discover rport's PID */
+};
+
+static void bfa_fcs_rport_sm_uninit(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_plogi_sending(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_plogiacc_sending(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_plogi_retry(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_plogi(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_hal_online(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_online(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_nsquery_sending(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_nsquery(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_adisc_sending(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_adisc(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_fc4_logorcv(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_fc4_logosend(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_fc4_offline(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_hcb_offline(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_hcb_logorcv(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_hcb_logosend(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_logo_sending(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_offline(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_nsdisc_sending(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_nsdisc_retry(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_nsdisc_sent(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+static void bfa_fcs_rport_sm_nsdisc_sent(struct bfa_fcs_rport_s *rport,
+ enum rport_event event);
+
+static struct bfa_sm_table_s rport_sm_table[] = {
+ {BFA_SM(bfa_fcs_rport_sm_uninit), BFA_RPORT_UNINIT},
+ {BFA_SM(bfa_fcs_rport_sm_plogi_sending), BFA_RPORT_PLOGI},
+ {BFA_SM(bfa_fcs_rport_sm_plogiacc_sending), BFA_RPORT_ONLINE},
+ {BFA_SM(bfa_fcs_rport_sm_plogi_retry), BFA_RPORT_PLOGI_RETRY},
+ {BFA_SM(bfa_fcs_rport_sm_plogi), BFA_RPORT_PLOGI},
+ {BFA_SM(bfa_fcs_rport_sm_hal_online), BFA_RPORT_ONLINE},
+ {BFA_SM(bfa_fcs_rport_sm_online), BFA_RPORT_ONLINE},
+ {BFA_SM(bfa_fcs_rport_sm_nsquery_sending), BFA_RPORT_NSQUERY},
+ {BFA_SM(bfa_fcs_rport_sm_nsquery), BFA_RPORT_NSQUERY},
+ {BFA_SM(bfa_fcs_rport_sm_adisc_sending), BFA_RPORT_ADISC},
+ {BFA_SM(bfa_fcs_rport_sm_adisc), BFA_RPORT_ADISC},
+ {BFA_SM(bfa_fcs_rport_sm_fc4_logorcv), BFA_RPORT_LOGORCV},
+ {BFA_SM(bfa_fcs_rport_sm_fc4_logosend), BFA_RPORT_LOGO},
+ {BFA_SM(bfa_fcs_rport_sm_fc4_offline), BFA_RPORT_OFFLINE},
+ {BFA_SM(bfa_fcs_rport_sm_hcb_offline), BFA_RPORT_OFFLINE},
+ {BFA_SM(bfa_fcs_rport_sm_hcb_logorcv), BFA_RPORT_LOGORCV},
+ {BFA_SM(bfa_fcs_rport_sm_hcb_logosend), BFA_RPORT_LOGO},
+ {BFA_SM(bfa_fcs_rport_sm_logo_sending), BFA_RPORT_LOGO},
+ {BFA_SM(bfa_fcs_rport_sm_offline), BFA_RPORT_OFFLINE},
+ {BFA_SM(bfa_fcs_rport_sm_nsdisc_sending), BFA_RPORT_NSDISC},
+ {BFA_SM(bfa_fcs_rport_sm_nsdisc_retry), BFA_RPORT_NSDISC},
+ {BFA_SM(bfa_fcs_rport_sm_nsdisc_sent), BFA_RPORT_NSDISC},
+};
+
+/**
+ * Beginning state.
+ */
+static void
+bfa_fcs_rport_sm_uninit(struct bfa_fcs_rport_s *rport, enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_PLOGI_SEND:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_sending);
+ rport->plogi_retries = 0;
+ bfa_fcs_rport_send_plogi(rport, NULL);
+ break;
+
+ case RPSM_EVENT_PLOGI_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending);
+ bfa_fcs_rport_send_plogiacc(rport, NULL);
+ break;
+
+ case RPSM_EVENT_PLOGI_COMP:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_hal_online);
+ bfa_fcs_rport_hal_online(rport);
+ break;
+
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ case RPSM_EVENT_ADDRESS_DISC:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending);
+ rport->ns_retries = 0;
+ bfa_fcs_rport_send_gidpn(rport, NULL);
+ break;
+
+ default:
+ bfa_assert(0);
+ }
+}
+
+/**
+ * PLOGI is being sent.
+ */
+static void
+bfa_fcs_rport_sm_plogi_sending(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_FCXP_SENT:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi);
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_fcs_rport_free(rport);
+ break;
+
+ case RPSM_EVENT_PLOGI_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_fcs_rport_send_plogiacc(rport, NULL);
+ break;
+
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending);
+ rport->ns_retries = 0;
+ bfa_fcs_rport_send_gidpn(rport, NULL);
+ break;
+
+ case RPSM_EVENT_LOGO_IMP:
+ rport->pid = 0;
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_timer_start(rport->fcs->bfa, &rport->timer,
+ bfa_fcs_rport_timeout, rport,
+ bfa_fcs_rport_del_timeout);
+ break;
+
+ case RPSM_EVENT_SCN:
+ break;
+
+ default:
+ bfa_assert(0);
+ }
+}
+
+/**
+ * PLOGI is being sent.
+ */
+static void
+bfa_fcs_rport_sm_plogiacc_sending(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_FCXP_SENT:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_hal_online);
+ bfa_fcs_rport_hal_online(rport);
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_fcs_rport_free(rport);
+ break;
+
+ case RPSM_EVENT_SCN:
+ /**
+ * Ignore, SCN is possibly online notification.
+ */
+ break;
+
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending);
+ rport->ns_retries = 0;
+ bfa_fcs_rport_send_gidpn(rport, NULL);
+ break;
+
+ case RPSM_EVENT_LOGO_IMP:
+ rport->pid = 0;
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_timer_start(rport->fcs->bfa, &rport->timer,
+ bfa_fcs_rport_timeout, rport,
+ bfa_fcs_rport_del_timeout);
+ break;
+
+ case RPSM_EVENT_HCB_OFFLINE:
+ /**
+ * Ignore BFA callback, on a PLOGI receive we call bfa offline.
+ */
+ break;
+
+ default:
+ bfa_assert(0);
+ }
+}
+
+/**
+ * PLOGI is sent.
+ */
+static void
+bfa_fcs_rport_sm_plogi_retry(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_SCN:
+ bfa_timer_stop(&rport->timer);
+ /*
+ * !! fall through !!
+ */
+
+ case RPSM_EVENT_TIMEOUT:
+ rport->plogi_retries++;
+ if (rport->plogi_retries < BFA_FCS_RPORT_MAX_RETRIES) {
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_sending);
+ bfa_fcs_rport_send_plogi(rport, NULL);
+ } else {
+ rport->pid = 0;
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+ bfa_timer_start(rport->fcs->bfa, &rport->timer,
+ bfa_fcs_rport_timeout, rport,
+ bfa_fcs_rport_del_timeout);
+ }
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+ bfa_timer_stop(&rport->timer);
+ bfa_fcs_rport_free(rport);
+ break;
+
+ case RPSM_EVENT_LOGO_RCVD:
+ break;
+
+ case RPSM_EVENT_PLOGI_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending);
+ bfa_timer_stop(&rport->timer);
+ bfa_fcs_rport_send_plogiacc(rport, NULL);
+ break;
+
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ bfa_timer_stop(&rport->timer);
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending);
+ rport->ns_retries = 0;
+ bfa_fcs_rport_send_gidpn(rport, NULL);
+ break;
+
+ case RPSM_EVENT_LOGO_IMP:
+ rport->pid = 0;
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+ bfa_timer_stop(&rport->timer);
+ bfa_timer_start(rport->fcs->bfa, &rport->timer,
+ bfa_fcs_rport_timeout, rport,
+ bfa_fcs_rport_del_timeout);
+ break;
+
+ case RPSM_EVENT_PLOGI_COMP:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_hal_online);
+ bfa_timer_stop(&rport->timer);
+ bfa_fcs_rport_hal_online(rport);
+ break;
+
+ default:
+ bfa_assert(0);
+ }
+}
+
+/**
+ * PLOGI is sent.
+ */
+static void
+bfa_fcs_rport_sm_plogi(struct bfa_fcs_rport_s *rport, enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_ACCEPTED:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_hal_online);
+ rport->plogi_retries = 0;
+ bfa_fcs_rport_hal_online(rport);
+ break;
+
+ case RPSM_EVENT_LOGO_RCVD:
+ bfa_fcs_rport_send_logo_acc(rport);
+ bfa_fcxp_discard(rport->fcxp);
+ /*
+ * !! fall through !!
+ */
+ case RPSM_EVENT_FAILED:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_retry);
+ bfa_timer_start(rport->fcs->bfa, &rport->timer,
+ bfa_fcs_rport_timeout, rport,
+ BFA_FCS_RETRY_TIMEOUT);
+ break;
+
+ case RPSM_EVENT_LOGO_IMP:
+ rport->pid = 0;
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+ bfa_fcxp_discard(rport->fcxp);
+ bfa_timer_start(rport->fcs->bfa, &rport->timer,
+ bfa_fcs_rport_timeout, rport,
+ bfa_fcs_rport_del_timeout);
+ break;
+
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ bfa_fcxp_discard(rport->fcxp);
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending);
+ rport->ns_retries = 0;
+ bfa_fcs_rport_send_gidpn(rport, NULL);
+ break;
+
+ case RPSM_EVENT_PLOGI_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending);
+ bfa_fcxp_discard(rport->fcxp);
+ bfa_fcs_rport_send_plogiacc(rport, NULL);
+ break;
+
+ case RPSM_EVENT_SCN:
+ /**
+ * Ignore SCN - wait for PLOGI response.
+ */
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+ bfa_fcxp_discard(rport->fcxp);
+ bfa_fcs_rport_free(rport);
+ break;
+
+ case RPSM_EVENT_PLOGI_COMP:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_hal_online);
+ bfa_fcxp_discard(rport->fcxp);
+ bfa_fcs_rport_hal_online(rport);
+ break;
+
+ default:
+ bfa_assert(0);
+ }
+}
+
+/**
+ * PLOGI is complete. Awaiting BFA rport online callback. FC-4s
+ * are offline.
+ */
+static void
+bfa_fcs_rport_sm_hal_online(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_HCB_ONLINE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_online);
+ bfa_fcs_rport_online_action(rport);
+ break;
+
+ case RPSM_EVENT_LOGO_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_logorcv);
+ bfa_rport_offline(rport->bfa_rport);
+ break;
+
+ case RPSM_EVENT_LOGO_IMP:
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_offline);
+ bfa_rport_offline(rport->bfa_rport);
+ break;
+
+ case RPSM_EVENT_PLOGI_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending);
+ bfa_rport_offline(rport->bfa_rport);
+ bfa_fcs_rport_send_plogiacc(rport, NULL);
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_logosend);
+ bfa_rport_offline(rport->bfa_rport);
+ break;
+
+ case RPSM_EVENT_SCN:
+ /**
+ * @todo
+ * Ignore SCN - PLOGI just completed, FC-4 login should detect
+ * device failures.
+ */
+ break;
+
+ default:
+ bfa_assert(0);
+ }
+}
+
+/**
+ * Rport is ONLINE. FC-4s active.
+ */
+static void
+bfa_fcs_rport_sm_online(struct bfa_fcs_rport_s *rport, enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_SCN:
+ /**
+ * Pause FC-4 activity till rport is authenticated.
+ * In switched fabrics, check presence of device in nameserver
+ * first.
+ */
+ bfa_fcs_rport_fc4_pause(rport);
+
+ if (bfa_fcs_fabric_is_switched(rport->port->fabric)) {
+ bfa_sm_set_state(rport,
+ bfa_fcs_rport_sm_nsquery_sending);
+ rport->ns_retries = 0;
+ bfa_fcs_rport_send_gidpn(rport, NULL);
+ } else {
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_adisc_sending);
+ bfa_fcs_rport_send_adisc(rport, NULL);
+ }
+ break;
+
+ case RPSM_EVENT_PLOGI_RCVD:
+ case RPSM_EVENT_LOGO_IMP:
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline);
+ bfa_fcs_rport_offline_action(rport);
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend);
+ bfa_fcs_rport_offline_action(rport);
+ break;
+
+ case RPSM_EVENT_LOGO_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logorcv);
+ bfa_fcs_rport_offline_action(rport);
+ break;
+
+ case RPSM_EVENT_PLOGI_COMP:
+ break;
+
+ default:
+ bfa_assert(0);
+ }
+}
+
+/**
+ * An SCN event is received in ONLINE state. NS query is being sent
+ * prior to ADISC authentication with rport. FC-4s are paused.
+ */
+static void
+bfa_fcs_rport_sm_nsquery_sending(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_FCXP_SENT:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsquery);
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_fcs_rport_offline_action(rport);
+ break;
+
+ case RPSM_EVENT_SCN:
+ /**
+ * ignore SCN, wait for response to query itself
+ */
+ break;
+
+ case RPSM_EVENT_LOGO_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logorcv);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_fcs_rport_offline_action(rport);
+ break;
+
+ case RPSM_EVENT_LOGO_IMP:
+ rport->pid = 0;
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_timer_start(rport->fcs->bfa, &rport->timer,
+ bfa_fcs_rport_timeout, rport,
+ bfa_fcs_rport_del_timeout);
+ break;
+
+ case RPSM_EVENT_PLOGI_RCVD:
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ case RPSM_EVENT_PLOGI_COMP:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_fcs_rport_offline_action(rport);
+ break;
+
+ default:
+ bfa_assert(0);
+ }
+}
+
+/**
+ * An SCN event is received in ONLINE state. NS query is sent to rport.
+ * FC-4s are paused.
+ */
+static void
+bfa_fcs_rport_sm_nsquery(struct bfa_fcs_rport_s *rport, enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_ACCEPTED:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_adisc_sending);
+ bfa_fcs_rport_send_adisc(rport, NULL);
+ break;
+
+ case RPSM_EVENT_FAILED:
+ rport->ns_retries++;
+ if (rport->ns_retries < BFA_FCS_RPORT_MAX_RETRIES) {
+ bfa_sm_set_state(rport,
+ bfa_fcs_rport_sm_nsquery_sending);
+ bfa_fcs_rport_send_gidpn(rport, NULL);
+ } else {
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline);
+ bfa_fcs_rport_offline_action(rport);
+ }
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend);
+ bfa_fcxp_discard(rport->fcxp);
+ bfa_fcs_rport_offline_action(rport);
+ break;
+
+ case RPSM_EVENT_SCN:
+ break;
+
+ case RPSM_EVENT_LOGO_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logorcv);
+ bfa_fcxp_discard(rport->fcxp);
+ bfa_fcs_rport_offline_action(rport);
+ break;
+
+ case RPSM_EVENT_PLOGI_COMP:
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ case RPSM_EVENT_PLOGI_RCVD:
+ case RPSM_EVENT_LOGO_IMP:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline);
+ bfa_fcxp_discard(rport->fcxp);
+ bfa_fcs_rport_offline_action(rport);
+ break;
+
+ default:
+ bfa_assert(0);
+ }
+}
+
+/**
+ * An SCN event is received in ONLINE state. ADISC is being sent for
+ * authenticating with rport. FC-4s are paused.
+ */
+static void
+bfa_fcs_rport_sm_adisc_sending(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_FCXP_SENT:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_adisc);
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_fcs_rport_offline_action(rport);
+ break;
+
+ case RPSM_EVENT_LOGO_IMP:
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_fcs_rport_offline_action(rport);
+ break;
+
+ case RPSM_EVENT_LOGO_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logorcv);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_fcs_rport_offline_action(rport);
+ break;
+
+ case RPSM_EVENT_SCN:
+ break;
+
+ case RPSM_EVENT_PLOGI_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_fcs_rport_offline_action(rport);
+ break;
+
+ default:
+ bfa_assert(0);
+ }
+}
+
+/**
+ * An SCN event is received in ONLINE state. ADISC is to rport.
+ * FC-4s are paused.
+ */
+static void
+bfa_fcs_rport_sm_adisc(struct bfa_fcs_rport_s *rport, enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_ACCEPTED:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_online);
+ bfa_fcs_rport_fc4_resume(rport);
+ break;
+
+ case RPSM_EVENT_PLOGI_RCVD:
+ /**
+ * Too complex to cleanup FC-4 & rport and then acc to PLOGI.
+ * At least go offline when a PLOGI is received.
+ */
+ bfa_fcxp_discard(rport->fcxp);
+ /*
+ * !!! fall through !!!
+ */
+
+ case RPSM_EVENT_FAILED:
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline);
+ bfa_fcs_rport_offline_action(rport);
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend);
+ bfa_fcxp_discard(rport->fcxp);
+ bfa_fcs_rport_offline_action(rport);
+ break;
+
+ case RPSM_EVENT_SCN:
+ /**
+ * already processing RSCN
+ */
+ break;
+
+ case RPSM_EVENT_LOGO_IMP:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline);
+ bfa_fcxp_discard(rport->fcxp);
+ bfa_fcs_rport_offline_action(rport);
+ break;
+
+ case RPSM_EVENT_LOGO_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logorcv);
+ bfa_fcxp_discard(rport->fcxp);
+ bfa_fcs_rport_offline_action(rport);
+ break;
+
+ default:
+ bfa_assert(0);
+ }
+}
+
+/**
+ * Rport has sent LOGO. Awaiting FC-4 offline completion callback.
+ */
+static void
+bfa_fcs_rport_sm_fc4_logorcv(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_FC4_OFFLINE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_logorcv);
+ bfa_rport_offline(rport->bfa_rport);
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend);
+ break;
+
+ case RPSM_EVENT_LOGO_RCVD:
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ break;
+
+ default:
+ bfa_assert(0);
+ }
+}
+
+/**
+ * LOGO needs to be sent to rport. Awaiting FC-4 offline completion
+ * callback.
+ */
+static void
+bfa_fcs_rport_sm_fc4_logosend(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_FC4_OFFLINE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_logosend);
+ bfa_rport_offline(rport->bfa_rport);
+ break;
+
+ default:
+ bfa_assert(0);
+ }
+}
+
+/**
+ * Rport is going offline. Awaiting FC-4 offline completion callback.
+ */
+static void
+bfa_fcs_rport_sm_fc4_offline(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_FC4_OFFLINE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_offline);
+ bfa_rport_offline(rport->bfa_rport);
+ break;
+
+ case RPSM_EVENT_SCN:
+ case RPSM_EVENT_LOGO_IMP:
+ case RPSM_EVENT_LOGO_RCVD:
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ /**
+ * rport is already going offline.
+ * SCN - ignore and wait till transitioning to offline state
+ */
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend);
+ break;
+
+ default:
+ bfa_assert(0);
+ }
+}
+
+/**
+ * Rport is offline. FC-4s are offline. Awaiting BFA rport offline
+ * callback.
+ */
+static void
+bfa_fcs_rport_sm_hcb_offline(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_HCB_OFFLINE:
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ if (bfa_fcs_port_is_online(rport->port)) {
+ bfa_sm_set_state(rport,
+ bfa_fcs_rport_sm_nsdisc_sending);
+ rport->ns_retries = 0;
+ bfa_fcs_rport_send_gidpn(rport, NULL);
+ } else {
+ rport->pid = 0;
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+ bfa_timer_start(rport->fcs->bfa, &rport->timer,
+ bfa_fcs_rport_timeout, rport,
+ bfa_fcs_rport_del_timeout);
+ }
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+ bfa_fcs_rport_free(rport);
+ break;
+
+ case RPSM_EVENT_SCN:
+ case RPSM_EVENT_LOGO_RCVD:
+ /**
+ * Ignore, already offline.
+ */
+ break;
+
+ default:
+ bfa_assert(0);
+ }
+}
+
+/**
+ * Rport is offline. FC-4s are offline. Awaiting BFA rport offline
+ * callback to send LOGO accept.
+ */
+static void
+bfa_fcs_rport_sm_hcb_logorcv(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_HCB_OFFLINE:
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ if (rport->pid)
+ bfa_fcs_rport_send_logo_acc(rport);
+ /*
+ * If the lport is online and if the rport is not a well known
+ * address port, we try to re-discover the r-port.
+ */
+ if (bfa_fcs_port_is_online(rport->port)
+ && (!BFA_FCS_PID_IS_WKA(rport->pid))) {
+ bfa_sm_set_state(rport,
+ bfa_fcs_rport_sm_nsdisc_sending);
+ rport->ns_retries = 0;
+ bfa_fcs_rport_send_gidpn(rport, NULL);
+ } else {
+ /*
+ * if it is not a well known address, reset the pid to
+ *
+ */
+ if (!BFA_FCS_PID_IS_WKA(rport->pid))
+ rport->pid = 0;
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+ bfa_timer_start(rport->fcs->bfa, &rport->timer,
+ bfa_fcs_rport_timeout, rport,
+ bfa_fcs_rport_del_timeout);
+ }
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_logosend);
+ break;
+
+ case RPSM_EVENT_LOGO_IMP:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_offline);
+ break;
+
+ case RPSM_EVENT_LOGO_RCVD:
+ /**
+ * Ignore - already processing a LOGO.
+ */
+ break;
+
+ default:
+ bfa_assert(0);
+ }
+}
+
+/**
+ * Rport is being deleted. FC-4s are offline. Awaiting BFA rport offline
+ * callback to send LOGO.
+ */
+static void
+bfa_fcs_rport_sm_hcb_logosend(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_HCB_OFFLINE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_logo_sending);
+ bfa_fcs_rport_send_logo(rport, NULL);
+ break;
+
+ case RPSM_EVENT_LOGO_RCVD:
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ break;
+
+ default:
+ bfa_assert(0);
+ }
+}
+
+/**
+ * Rport is being deleted. FC-4s are offline. LOGO is being sent.
+ */
+static void
+bfa_fcs_rport_sm_logo_sending(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_FCXP_SENT:
+ /*
+ * Once LOGO is sent, we donot wait for the response
+ */
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+ bfa_fcs_rport_free(rport);
+ break;
+
+ case RPSM_EVENT_SCN:
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ break;
+
+ case RPSM_EVENT_LOGO_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_fcs_rport_free(rport);
+ break;
+
+ default:
+ bfa_assert(0);
+ }
+}
+
+/**
+ * Rport is offline. FC-4s are offline. BFA rport is offline.
+ * Timer active to delete stale rport.
+ */
+static void
+bfa_fcs_rport_sm_offline(struct bfa_fcs_rport_s *rport, enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_TIMEOUT:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+ bfa_fcs_rport_free(rport);
+ break;
+
+ case RPSM_EVENT_SCN:
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending);
+ bfa_timer_stop(&rport->timer);
+ rport->ns_retries = 0;
+ bfa_fcs_rport_send_gidpn(rport, NULL);
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+ bfa_timer_stop(&rport->timer);
+ bfa_fcs_rport_free(rport);
+ break;
+
+ case RPSM_EVENT_PLOGI_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending);
+ bfa_timer_stop(&rport->timer);
+ bfa_fcs_rport_send_plogiacc(rport, NULL);
+ break;
+
+ case RPSM_EVENT_LOGO_RCVD:
+ case RPSM_EVENT_LOGO_IMP:
+ break;
+
+ case RPSM_EVENT_PLOGI_COMP:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_hal_online);
+ bfa_timer_stop(&rport->timer);
+ bfa_fcs_rport_hal_online(rport);
+ break;
+
+ case RPSM_EVENT_PLOGI_SEND:
+ bfa_timer_stop(&rport->timer);
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_sending);
+ rport->plogi_retries = 0;
+ bfa_fcs_rport_send_plogi(rport, NULL);
+ break;
+
+ default:
+ bfa_assert(0);
+ }
+}
+
+/**
+ * Rport address has changed. Nameserver discovery request is being sent.
+ */
+static void
+bfa_fcs_rport_sm_nsdisc_sending(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_FCXP_SENT:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sent);
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_fcs_rport_free(rport);
+ break;
+
+ case RPSM_EVENT_PLOGI_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_fcs_rport_send_plogiacc(rport, NULL);
+ break;
+
+ case RPSM_EVENT_SCN:
+ case RPSM_EVENT_LOGO_RCVD:
+ case RPSM_EVENT_PLOGI_SEND:
+ break;
+
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ rport->ns_retries = 0; /* reset the retry count */
+ break;
+
+ case RPSM_EVENT_LOGO_IMP:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_timer_start(rport->fcs->bfa, &rport->timer,
+ bfa_fcs_rport_timeout, rport,
+ bfa_fcs_rport_del_timeout);
+ break;
+
+ case RPSM_EVENT_PLOGI_COMP:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_hal_online);
+ bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+ bfa_fcs_rport_hal_online(rport);
+ break;
+
+ default:
+ bfa_assert(0);
+ }
+}
+
+/**
+ * Nameserver discovery failed. Waiting for timeout to retry.
+ */
+static void
+bfa_fcs_rport_sm_nsdisc_retry(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_TIMEOUT:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending);
+ bfa_fcs_rport_send_gidpn(rport, NULL);
+ break;
+
+ case RPSM_EVENT_SCN:
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending);
+ bfa_timer_stop(&rport->timer);
+ rport->ns_retries = 0;
+ bfa_fcs_rport_send_gidpn(rport, NULL);
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+ bfa_timer_stop(&rport->timer);
+ bfa_fcs_rport_free(rport);
+ break;
+
+ case RPSM_EVENT_PLOGI_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending);
+ bfa_timer_stop(&rport->timer);
+ bfa_fcs_rport_send_plogiacc(rport, NULL);
+ break;
+
+ case RPSM_EVENT_LOGO_IMP:
+ rport->pid = 0;
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+ bfa_timer_stop(&rport->timer);
+ bfa_timer_start(rport->fcs->bfa, &rport->timer,
+ bfa_fcs_rport_timeout, rport,
+ bfa_fcs_rport_del_timeout);
+ break;
+
+ case RPSM_EVENT_LOGO_RCVD:
+ bfa_fcs_rport_send_logo_acc(rport);
+ break;
+
+ case RPSM_EVENT_PLOGI_COMP:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_hal_online);
+ bfa_timer_stop(&rport->timer);
+ bfa_fcs_rport_hal_online(rport);
+ break;
+
+ default:
+ bfa_assert(0);
+ }
+}
+
+/**
+ * Rport address has changed. Nameserver discovery request is sent.
+ */
+static void
+bfa_fcs_rport_sm_nsdisc_sent(struct bfa_fcs_rport_s *rport,
+ enum rport_event event)
+{
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->pid);
+ bfa_trc(rport->fcs, event);
+
+ switch (event) {
+ case RPSM_EVENT_ACCEPTED:
+ case RPSM_EVENT_ADDRESS_CHANGE:
+ if (rport->pid) {
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_sending);
+ bfa_fcs_rport_send_plogi(rport, NULL);
+ } else {
+ bfa_sm_set_state(rport,
+ bfa_fcs_rport_sm_nsdisc_sending);
+ rport->ns_retries = 0;
+ bfa_fcs_rport_send_gidpn(rport, NULL);
+ }
+ break;
+
+ case RPSM_EVENT_FAILED:
+ rport->ns_retries++;
+ if (rport->ns_retries < BFA_FCS_RPORT_MAX_RETRIES) {
+ bfa_sm_set_state(rport,
+ bfa_fcs_rport_sm_nsdisc_sending);
+ bfa_fcs_rport_send_gidpn(rport, NULL);
+ } else {
+ rport->pid = 0;
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+ bfa_timer_start(rport->fcs->bfa, &rport->timer,
+ bfa_fcs_rport_timeout, rport,
+ bfa_fcs_rport_del_timeout);
+ };
+ break;
+
+ case RPSM_EVENT_DELETE:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+ bfa_fcxp_discard(rport->fcxp);
+ bfa_fcs_rport_free(rport);
+ break;
+
+ case RPSM_EVENT_PLOGI_RCVD:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending);
+ bfa_fcxp_discard(rport->fcxp);
+ bfa_fcs_rport_send_plogiacc(rport, NULL);
+ break;
+
+ case RPSM_EVENT_LOGO_IMP:
+ rport->pid = 0;
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+ bfa_fcxp_discard(rport->fcxp);
+ bfa_timer_start(rport->fcs->bfa, &rport->timer,
+ bfa_fcs_rport_timeout, rport,
+ bfa_fcs_rport_del_timeout);
+ break;
+
+ case RPSM_EVENT_SCN:
+ /**
+ * ignore, wait for NS query response
+ */
+ break;
+
+ case RPSM_EVENT_LOGO_RCVD:
+ /**
+ * Not logged-in yet. Accept LOGO.
+ */
+ bfa_fcs_rport_send_logo_acc(rport);
+ break;
+
+ case RPSM_EVENT_PLOGI_COMP:
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_hal_online);
+ bfa_fcxp_discard(rport->fcxp);
+ bfa_fcs_rport_hal_online(rport);
+ break;
+
+ default:
+ bfa_assert(0);
+ }
+}
+
+
+
+/**
+ * fcs_rport_private FCS RPORT provate functions
+ */
+
+static void
+bfa_fcs_rport_send_plogi(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+ struct bfa_fcs_rport_s *rport = rport_cbarg;
+ struct bfa_fcs_port_s *port = rport->port;
+ struct fchs_s fchs;
+ int len;
+ struct bfa_fcxp_s *fcxp;
+
+ bfa_trc(rport->fcs, rport->pwwn);
+
+ fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs);
+ if (!fcxp) {
+ bfa_fcxp_alloc_wait(port->fcs->bfa, &rport->fcxp_wqe,
+ bfa_fcs_rport_send_plogi, rport);
+ return;
+ }
+ rport->fcxp = fcxp;
+
+ len = fc_plogi_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rport->pid,
+ 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_rport_plogi_response,
+ (void *)rport, FC_MAX_PDUSZ, FC_RA_TOV);
+
+ rport->stats.plogis++;
+ bfa_sm_send_event(rport, RPSM_EVENT_FCXP_SENT);
+}
+
+static void
+bfa_fcs_rport_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_rport_s *rport = (struct bfa_fcs_rport_s *)cbarg;
+ struct fc_logi_s *plogi_rsp;
+ struct fc_ls_rjt_s *ls_rjt;
+ struct bfa_fcs_rport_s *twin;
+ struct list_head *qe;
+
+ bfa_trc(rport->fcs, rport->pwwn);
+
+ /*
+ * Sanity Checks
+ */
+ if (req_status != BFA_STATUS_OK) {
+ bfa_trc(rport->fcs, req_status);
+ rport->stats.plogi_failed++;
+ bfa_sm_send_event(rport, RPSM_EVENT_FAILED);
+ return;
+ }
+
+ plogi_rsp = (struct fc_logi_s *) BFA_FCXP_RSP_PLD(fcxp);
+
+ /**
+ * Check for failure first.
+ */
+ if (plogi_rsp->els_cmd.els_code != FC_ELS_ACC) {
+ ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp);
+
+ bfa_trc(rport->fcs, ls_rjt->reason_code);
+ bfa_trc(rport->fcs, ls_rjt->reason_code_expl);
+
+ rport->stats.plogi_rejects++;
+ bfa_sm_send_event(rport, RPSM_EVENT_FAILED);
+ return;
+ }
+
+ /**
+ * PLOGI is complete. Make sure this device is not one of the known
+ * device with a new FC port address.
+ */
+ list_for_each(qe, &rport->port->rport_q) {
+ twin = (struct bfa_fcs_rport_s *)qe;
+ if (twin == rport)
+ continue;
+ if (!rport->pwwn && (plogi_rsp->port_name == twin->pwwn)) {
+ bfa_trc(rport->fcs, twin->pid);
+ bfa_trc(rport->fcs, rport->pid);
+
+ /*
+ * Update plogi stats in twin
+ */
+ twin->stats.plogis += rport->stats.plogis;
+ twin->stats.plogi_rejects += rport->stats.plogi_rejects;
+ twin->stats.plogi_timeouts +=
+ rport->stats.plogi_timeouts;
+ twin->stats.plogi_failed += rport->stats.plogi_failed;
+ twin->stats.plogi_rcvd += rport->stats.plogi_rcvd;
+ twin->stats.plogi_accs++;
+
+ bfa_fcs_rport_delete(rport);
+
+ bfa_fcs_rport_update(twin, plogi_rsp);
+ twin->pid = rsp_fchs->s_id;
+ bfa_sm_send_event(twin, RPSM_EVENT_PLOGI_COMP);
+ return;
+ }
+ }
+
+ /**
+ * Normal login path -- no evil twins.
+ */
+ rport->stats.plogi_accs++;
+ bfa_fcs_rport_update(rport, plogi_rsp);
+ bfa_sm_send_event(rport, RPSM_EVENT_ACCEPTED);
+}
+
+static void
+bfa_fcs_rport_send_plogiacc(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+ struct bfa_fcs_rport_s *rport = rport_cbarg;
+ struct bfa_fcs_port_s *port = rport->port;
+ struct fchs_s fchs;
+ int len;
+ struct bfa_fcxp_s *fcxp;
+
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_trc(rport->fcs, rport->reply_oxid);
+
+ fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs);
+ if (!fcxp) {
+ bfa_fcxp_alloc_wait(port->fcs->bfa, &rport->fcxp_wqe,
+ bfa_fcs_rport_send_plogiacc, rport);
+ return;
+ }
+ rport->fcxp = fcxp;
+
+ len = fc_plogi_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rport->pid,
+ bfa_fcs_port_get_fcid(port), rport->reply_oxid,
+ 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, NULL, NULL, FC_MAX_PDUSZ, 0);
+
+ bfa_sm_send_event(rport, RPSM_EVENT_FCXP_SENT);
+}
+
+static void
+bfa_fcs_rport_send_adisc(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+ struct bfa_fcs_rport_s *rport = rport_cbarg;
+ struct bfa_fcs_port_s *port = rport->port;
+ struct fchs_s fchs;
+ int len;
+ struct bfa_fcxp_s *fcxp;
+
+ bfa_trc(rport->fcs, rport->pwwn);
+
+ fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs);
+ if (!fcxp) {
+ bfa_fcxp_alloc_wait(port->fcs->bfa, &rport->fcxp_wqe,
+ bfa_fcs_rport_send_adisc, rport);
+ return;
+ }
+ rport->fcxp = fcxp;
+
+ len = fc_adisc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rport->pid,
+ bfa_fcs_port_get_fcid(port), 0,
+ port->port_cfg.pwwn, port->port_cfg.nwwn);
+
+ bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+ FC_CLASS_3, len, &fchs, bfa_fcs_rport_adisc_response,
+ rport, FC_MAX_PDUSZ, FC_RA_TOV);
+
+ rport->stats.adisc_sent++;
+ bfa_sm_send_event(rport, RPSM_EVENT_FCXP_SENT);
+}
+
+static void
+bfa_fcs_rport_adisc_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_rport_s *rport = (struct bfa_fcs_rport_s *)cbarg;
+ void *pld = bfa_fcxp_get_rspbuf(fcxp);
+ struct fc_ls_rjt_s *ls_rjt;
+
+ if (req_status != BFA_STATUS_OK) {
+ bfa_trc(rport->fcs, req_status);
+ rport->stats.adisc_failed++;
+ bfa_sm_send_event(rport, RPSM_EVENT_FAILED);
+ return;
+ }
+
+ if (fc_adisc_rsp_parse((struct fc_adisc_s *)pld, rsp_len, rport->pwwn,
+ rport->nwwn) == FC_PARSE_OK) {
+ rport->stats.adisc_accs++;
+ bfa_sm_send_event(rport, RPSM_EVENT_ACCEPTED);
+ return;
+ }
+
+ rport->stats.adisc_rejects++;
+ ls_rjt = pld;
+ bfa_trc(rport->fcs, ls_rjt->els_cmd.els_code);
+ bfa_trc(rport->fcs, ls_rjt->reason_code);
+ bfa_trc(rport->fcs, ls_rjt->reason_code_expl);
+ bfa_sm_send_event(rport, RPSM_EVENT_FAILED);
+}
+
+static void
+bfa_fcs_rport_send_gidpn(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+ struct bfa_fcs_rport_s *rport = rport_cbarg;
+ struct bfa_fcs_port_s *port = rport->port;
+ struct fchs_s fchs;
+ struct bfa_fcxp_s *fcxp;
+ int len;
+
+ bfa_trc(rport->fcs, rport->pid);
+
+ fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs);
+ if (!fcxp) {
+ bfa_fcxp_alloc_wait(port->fcs->bfa, &rport->fcxp_wqe,
+ bfa_fcs_rport_send_gidpn, rport);
+ return;
+ }
+ rport->fcxp = fcxp;
+
+ len = fc_gidpn_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+ bfa_fcs_port_get_fcid(port), 0, rport->pwwn);
+
+ bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+ FC_CLASS_3, len, &fchs, bfa_fcs_rport_gidpn_response,
+ (void *)rport, FC_MAX_PDUSZ, FC_RA_TOV);
+
+ bfa_sm_send_event(rport, RPSM_EVENT_FCXP_SENT);
+}
+
+static void
+bfa_fcs_rport_gidpn_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_rport_s *rport = (struct bfa_fcs_rport_s *)cbarg;
+ struct bfa_fcs_rport_s *twin;
+ struct list_head *qe;
+ struct ct_hdr_s *cthdr;
+ struct fcgs_gidpn_resp_s *gidpn_rsp;
+
+ bfa_trc(rport->fcs, rport->pwwn);
+
+ 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) {
+ /*
+ * Check if the pid is the same as before.
+ */
+ gidpn_rsp = (struct fcgs_gidpn_resp_s *) (cthdr + 1);
+
+ if (gidpn_rsp->dap == rport->pid) {
+ /*
+ * Device is online
+ */
+ bfa_sm_send_event(rport, RPSM_EVENT_ACCEPTED);
+ } else {
+ /*
+ * Device's PID has changed. We need to cleanup and
+ * re-login. If there is another device with the the
+ * newly discovered pid, send an scn notice so that its
+ * new pid can be discovered.
+ */
+ list_for_each(qe, &rport->port->rport_q) {
+ twin = (struct bfa_fcs_rport_s *)qe;
+ if (twin == rport)
+ continue;
+ if (gidpn_rsp->dap == twin->pid) {
+ bfa_trc(rport->fcs, twin->pid);
+ bfa_trc(rport->fcs, rport->pid);
+
+ twin->pid = 0;
+ bfa_sm_send_event(twin,
+ RPSM_EVENT_ADDRESS_CHANGE);
+ }
+ }
+ rport->pid = gidpn_rsp->dap;
+ bfa_sm_send_event(rport, RPSM_EVENT_ADDRESS_CHANGE);
+ }
+ return;
+ }
+
+ /*
+ * Reject Response
+ */
+ switch (cthdr->reason_code) {
+ case CT_RSN_LOGICAL_BUSY:
+ /*
+ * Need to retry
+ */
+ bfa_sm_send_event(rport, RPSM_EVENT_TIMEOUT);
+ break;
+
+ case CT_RSN_UNABLE_TO_PERF:
+ /*
+ * device doesn't exist : Start timer to cleanup this later.
+ */
+ bfa_sm_send_event(rport, RPSM_EVENT_FAILED);
+ break;
+
+ default:
+ bfa_sm_send_event(rport, RPSM_EVENT_FAILED);
+ break;
+ }
+}
+
+/**
+ * Called to send a logout to the rport.
+ */
+static void
+bfa_fcs_rport_send_logo(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+ struct bfa_fcs_rport_s *rport = rport_cbarg;
+ struct bfa_fcs_port_s *port;
+ struct fchs_s fchs;
+ struct bfa_fcxp_s *fcxp;
+ u16 len;
+
+ bfa_trc(rport->fcs, rport->pid);
+
+ port = rport->port;
+
+ fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs);
+ if (!fcxp) {
+ bfa_fcxp_alloc_wait(port->fcs->bfa, &rport->fcxp_wqe,
+ bfa_fcs_rport_send_logo, rport);
+ return;
+ }
+ rport->fcxp = fcxp;
+
+ len = fc_logo_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rport->pid,
+ bfa_fcs_port_get_fcid(port), 0,
+ bfa_fcs_port_get_pwwn(port));
+
+ bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+ FC_CLASS_3, len, &fchs, NULL, rport, FC_MAX_PDUSZ,
+ FC_ED_TOV);
+
+ rport->stats.logos++;
+ bfa_fcxp_discard(rport->fcxp);
+ bfa_sm_send_event(rport, RPSM_EVENT_FCXP_SENT);
+}
+
+/**
+ * Send ACC for a LOGO received.
+ */
+static void
+bfa_fcs_rport_send_logo_acc(void *rport_cbarg)
+{
+ struct bfa_fcs_rport_s *rport = rport_cbarg;
+ struct bfa_fcs_port_s *port;
+ struct fchs_s fchs;
+ struct bfa_fcxp_s *fcxp;
+ u16 len;
+
+ bfa_trc(rport->fcs, rport->pid);
+
+ port = rport->port;
+
+ fcxp = bfa_fcs_fcxp_alloc(port->fcs);
+ if (!fcxp)
+ return;
+
+ rport->stats.logo_rcvd++;
+ len = fc_logo_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rport->pid,
+ bfa_fcs_port_get_fcid(port), rport->reply_oxid);
+
+ bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+ FC_CLASS_3, len, &fchs, NULL, NULL, FC_MAX_PDUSZ, 0);
+}
+
+/**
+ * This routine will be called by bfa_timer on timer timeouts.
+ *
+ * param[in] rport - pointer to bfa_fcs_port_ns_t.
+ * param[out] rport_status - pointer to return vport status in
+ *
+ * return
+ * void
+ *
+* Special Considerations:
+ *
+ * note
+ */
+static void
+bfa_fcs_rport_timeout(void *arg)
+{
+ struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *)arg;
+
+ rport->stats.plogi_timeouts++;
+ bfa_sm_send_event(rport, RPSM_EVENT_TIMEOUT);
+}
+
+static void
+bfa_fcs_rport_process_prli(struct bfa_fcs_rport_s *rport,
+ struct fchs_s *rx_fchs, u16 len)
+{
+ struct bfa_fcxp_s *fcxp;
+ struct fchs_s fchs;
+ struct bfa_fcs_port_s *port = rport->port;
+ struct fc_prli_s *prli;
+
+ bfa_trc(port->fcs, rx_fchs->s_id);
+ bfa_trc(port->fcs, rx_fchs->d_id);
+
+ rport->stats.prli_rcvd++;
+
+ if (BFA_FCS_VPORT_IS_TARGET_MODE(port)) {
+ /*
+ * Target Mode : Let the fcptm handle it
+ */
+ bfa_fcs_tin_rx_prli(rport->tin, rx_fchs, len);
+ return;
+ }
+
+ /*
+ * We are either in Initiator or ipfc Mode
+ */
+ prli = (struct fc_prli_s *) (rx_fchs + 1);
+
+ if (prli->parampage.servparams.initiator) {
+ bfa_trc(rport->fcs, prli->parampage.type);
+ rport->scsi_function = BFA_RPORT_INITIATOR;
+ bfa_fcs_itnim_is_initiator(rport->itnim);
+ } else {
+ /*
+ * @todo: PRLI from a target ?
+ */
+ bfa_trc(port->fcs, rx_fchs->s_id);
+ rport->scsi_function = BFA_RPORT_TARGET;
+ }
+
+ fcxp = bfa_fcs_fcxp_alloc(port->fcs);
+ if (!fcxp)
+ return;
+
+ len = fc_prli_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rx_fchs->s_id,
+ bfa_fcs_port_get_fcid(port), rx_fchs->ox_id,
+ port->port_cfg.roles);
+
+ bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+ FC_CLASS_3, len, &fchs, NULL, NULL, FC_MAX_PDUSZ, 0);
+}
+
+static void
+bfa_fcs_rport_process_rpsc(struct bfa_fcs_rport_s *rport,
+ struct fchs_s *rx_fchs, u16 len)
+{
+ struct bfa_fcxp_s *fcxp;
+ struct fchs_s fchs;
+ struct bfa_fcs_port_s *port = rport->port;
+ struct fc_rpsc_speed_info_s speeds;
+ struct bfa_pport_attr_s pport_attr;
+
+ bfa_trc(port->fcs, rx_fchs->s_id);
+ bfa_trc(port->fcs, rx_fchs->d_id);
+
+ rport->stats.rpsc_rcvd++;
+ speeds.port_speed_cap =
+ RPSC_SPEED_CAP_1G | RPSC_SPEED_CAP_2G | RPSC_SPEED_CAP_4G |
+ RPSC_SPEED_CAP_8G;
+
+ /*
+ * get curent speed from pport attributes from BFA
+ */
+ bfa_pport_get_attr(port->fcs->bfa, &pport_attr);
+
+ speeds.port_op_speed = fc_bfa_speed_to_rpsc_operspeed(pport_attr.speed);
+
+ fcxp = bfa_fcs_fcxp_alloc(port->fcs);
+ if (!fcxp)
+ return;
+
+ len = fc_rpsc_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rx_fchs->s_id,
+ bfa_fcs_port_get_fcid(port), rx_fchs->ox_id,
+ &speeds);
+
+ bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+ FC_CLASS_3, len, &fchs, NULL, NULL, FC_MAX_PDUSZ, 0);
+}
+
+static void
+bfa_fcs_rport_process_adisc(struct bfa_fcs_rport_s *rport,
+ struct fchs_s *rx_fchs, u16 len)
+{
+ struct bfa_fcxp_s *fcxp;
+ struct fchs_s fchs;
+ struct bfa_fcs_port_s *port = rport->port;
+ struct fc_adisc_s *adisc;
+
+ bfa_trc(port->fcs, rx_fchs->s_id);
+ bfa_trc(port->fcs, rx_fchs->d_id);
+
+ rport->stats.adisc_rcvd++;
+
+ if (BFA_FCS_VPORT_IS_TARGET_MODE(port)) {
+ /*
+ * @todo : Target Mode handling
+ */
+ bfa_trc(port->fcs, rx_fchs->d_id);
+ bfa_assert(0);
+ return;
+ }
+
+ adisc = (struct fc_adisc_s *) (rx_fchs + 1);
+
+ /*
+ * Accept if the itnim for this rport is online. Else reject the ADISC
+ */
+ if (bfa_fcs_itnim_get_online_state(rport->itnim) == BFA_STATUS_OK) {
+
+ fcxp = bfa_fcs_fcxp_alloc(port->fcs);
+ if (!fcxp)
+ return;
+
+ len = fc_adisc_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+ rx_fchs->s_id,
+ bfa_fcs_port_get_fcid(port),
+ rx_fchs->ox_id, port->port_cfg.pwwn,
+ port->port_cfg.nwwn);
+
+ bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag,
+ BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL,
+ FC_MAX_PDUSZ, 0);
+ } else {
+ rport->stats.adisc_rejected++;
+ bfa_fcs_rport_send_ls_rjt(rport, rx_fchs,
+ FC_LS_RJT_RSN_UNABLE_TO_PERF_CMD,
+ FC_LS_RJT_EXP_LOGIN_REQUIRED);
+ }
+
+}
+
+static void
+bfa_fcs_rport_hal_online(struct bfa_fcs_rport_s *rport)
+{
+ struct bfa_fcs_port_s *port = rport->port;
+ struct bfa_rport_info_s rport_info;
+
+ rport_info.pid = rport->pid;
+ rport_info.local_pid = port->pid;
+ rport_info.lp_tag = port->lp_tag;
+ rport_info.vf_id = port->fabric->vf_id;
+ rport_info.vf_en = port->fabric->is_vf;
+ rport_info.fc_class = rport->fc_cos;
+ rport_info.cisc = rport->cisc;
+ rport_info.max_frmsz = rport->maxfrsize;
+ bfa_rport_online(rport->bfa_rport, &rport_info);
+}
+
+static void
+bfa_fcs_rport_fc4_pause(struct bfa_fcs_rport_s *rport)
+{
+ if (bfa_fcs_port_is_initiator(rport->port))
+ bfa_fcs_itnim_pause(rport->itnim);
+
+ if (bfa_fcs_port_is_target(rport->port))
+ bfa_fcs_tin_pause(rport->tin);
+}
+
+static void
+bfa_fcs_rport_fc4_resume(struct bfa_fcs_rport_s *rport)
+{
+ if (bfa_fcs_port_is_initiator(rport->port))
+ bfa_fcs_itnim_resume(rport->itnim);
+
+ if (bfa_fcs_port_is_target(rport->port))
+ bfa_fcs_tin_resume(rport->tin);
+}
+
+static struct bfa_fcs_rport_s *
+bfa_fcs_rport_alloc(struct bfa_fcs_port_s *port, wwn_t pwwn, u32 rpid)
+{
+ struct bfa_fcs_s *fcs = port->fcs;
+ struct bfa_fcs_rport_s *rport;
+ struct bfad_rport_s *rport_drv;
+
+ /**
+ * allocate rport
+ */
+ if (bfa_fcb_rport_alloc(fcs->bfad, &rport, &rport_drv)
+ != BFA_STATUS_OK) {
+ bfa_trc(fcs, rpid);
+ return NULL;
+ }
+
+ /*
+ * Initialize r-port
+ */
+ rport->port = port;
+ rport->fcs = fcs;
+ rport->rp_drv = rport_drv;
+ rport->pid = rpid;
+ rport->pwwn = pwwn;
+
+ /**
+ * allocate BFA rport
+ */
+ rport->bfa_rport = bfa_rport_create(port->fcs->bfa, rport);
+ if (!rport->bfa_rport) {
+ bfa_trc(fcs, rpid);
+ kfree(rport_drv);
+ return NULL;
+ }
+
+ /**
+ * allocate FC-4s
+ */
+ bfa_assert(bfa_fcs_port_is_initiator(port) ^
+ bfa_fcs_port_is_target(port));
+
+ if (bfa_fcs_port_is_initiator(port)) {
+ rport->itnim = bfa_fcs_itnim_create(rport);
+ if (!rport->itnim) {
+ bfa_trc(fcs, rpid);
+ bfa_rport_delete(rport->bfa_rport);
+ kfree(rport_drv);
+ return NULL;
+ }
+ }
+
+ if (bfa_fcs_port_is_target(port)) {
+ rport->tin = bfa_fcs_tin_create(rport);
+ if (!rport->tin) {
+ bfa_trc(fcs, rpid);
+ bfa_rport_delete(rport->bfa_rport);
+ kfree(rport_drv);
+ return NULL;
+ }
+ }
+
+ bfa_fcs_port_add_rport(port, rport);
+
+ bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+
+ /*
+ * Initialize the Rport Features(RPF) Sub Module
+ */
+ if (!BFA_FCS_PID_IS_WKA(rport->pid))
+ bfa_fcs_rpf_init(rport);
+
+ return rport;
+}
+
+
+static void
+bfa_fcs_rport_free(struct bfa_fcs_rport_s *rport)
+{
+ struct bfa_fcs_port_s *port = rport->port;
+
+ /**
+ * - delete FC-4s
+ * - delete BFA rport
+ * - remove from queue of rports
+ */
+ if (bfa_fcs_port_is_initiator(port))
+ bfa_fcs_itnim_delete(rport->itnim);
+
+ if (bfa_fcs_port_is_target(port))
+ bfa_fcs_tin_delete(rport->tin);
+
+ bfa_rport_delete(rport->bfa_rport);
+ bfa_fcs_port_del_rport(port, rport);
+ kfree(rport->rp_drv);
+}
+
+static void
+bfa_fcs_rport_aen_post(struct bfa_fcs_rport_s *rport,
+ enum bfa_rport_aen_event event,
+ struct bfa_rport_aen_data_s *data)
+{
+ union bfa_aen_data_u aen_data;
+ struct bfa_log_mod_s *logmod = rport->fcs->logm;
+ wwn_t lpwwn = bfa_fcs_port_get_pwwn(rport->port);
+ wwn_t rpwwn = rport->pwwn;
+ char lpwwn_ptr[BFA_STRING_32];
+ char rpwwn_ptr[BFA_STRING_32];
+ char *prio_str[] = { "unknown", "high", "medium", "low" };
+
+ wwn2str(lpwwn_ptr, lpwwn);
+ wwn2str(rpwwn_ptr, rpwwn);
+
+ switch (event) {
+ case BFA_RPORT_AEN_ONLINE:
+ bfa_log(logmod, BFA_AEN_RPORT_ONLINE, rpwwn_ptr, lpwwn_ptr);
+ break;
+ case BFA_RPORT_AEN_OFFLINE:
+ bfa_log(logmod, BFA_AEN_RPORT_OFFLINE, rpwwn_ptr, lpwwn_ptr);
+ break;
+ case BFA_RPORT_AEN_DISCONNECT:
+ bfa_log(logmod, BFA_AEN_RPORT_DISCONNECT, rpwwn_ptr, lpwwn_ptr);
+ break;
+ case BFA_RPORT_AEN_QOS_PRIO:
+ aen_data.rport.priv.qos = data->priv.qos;
+ bfa_log(logmod, BFA_AEN_RPORT_QOS_PRIO,
+ prio_str[aen_data.rport.priv.qos.qos_priority],
+ rpwwn_ptr, lpwwn_ptr);
+ break;
+ case BFA_RPORT_AEN_QOS_FLOWID:
+ aen_data.rport.priv.qos = data->priv.qos;
+ bfa_log(logmod, BFA_AEN_RPORT_QOS_FLOWID,
+ aen_data.rport.priv.qos.qos_flow_id, rpwwn_ptr,
+ lpwwn_ptr);
+ break;
+ default:
+ break;
+ }
+
+ aen_data.rport.vf_id = rport->port->fabric->vf_id;
+ aen_data.rport.ppwwn =
+ bfa_fcs_port_get_pwwn(bfa_fcs_get_base_port(rport->fcs));
+ aen_data.rport.lpwwn = lpwwn;
+ aen_data.rport.rpwwn = rpwwn;
+}
+
+static void
+bfa_fcs_rport_online_action(struct bfa_fcs_rport_s *rport)
+{
+ struct bfa_fcs_port_s *port = rport->port;
+
+ rport->stats.onlines++;
+
+ if (bfa_fcs_port_is_initiator(port)) {
+ bfa_fcs_itnim_rport_online(rport->itnim);
+ if (!BFA_FCS_PID_IS_WKA(rport->pid))
+ bfa_fcs_rpf_rport_online(rport);
+ };
+
+ if (bfa_fcs_port_is_target(port))
+ bfa_fcs_tin_rport_online(rport->tin);
+
+ /*
+ * Don't post events for well known addresses
+ */
+ if (!BFA_FCS_PID_IS_WKA(rport->pid))
+ bfa_fcs_rport_aen_post(rport, BFA_RPORT_AEN_ONLINE, NULL);
+}
+
+static void
+bfa_fcs_rport_offline_action(struct bfa_fcs_rport_s *rport)
+{
+ struct bfa_fcs_port_s *port = rport->port;
+
+ rport->stats.offlines++;
+
+ /*
+ * Don't post events for well known addresses
+ */
+ if (!BFA_FCS_PID_IS_WKA(rport->pid)) {
+ if (bfa_fcs_port_is_online(rport->port) == BFA_TRUE) {
+ bfa_fcs_rport_aen_post(rport, BFA_RPORT_AEN_DISCONNECT,
+ NULL);
+ } else {
+ bfa_fcs_rport_aen_post(rport, BFA_RPORT_AEN_OFFLINE,
+ NULL);
+ }
+ }
+
+ if (bfa_fcs_port_is_initiator(port)) {
+ bfa_fcs_itnim_rport_offline(rport->itnim);
+ if (!BFA_FCS_PID_IS_WKA(rport->pid))
+ bfa_fcs_rpf_rport_offline(rport);
+ }
+
+ if (bfa_fcs_port_is_target(port))
+ bfa_fcs_tin_rport_offline(rport->tin);
+}
+
+/**
+ * Update rport parameters from PLOGI or PLOGI accept.
+ */
+static void
+bfa_fcs_rport_update(struct bfa_fcs_rport_s *rport, struct fc_logi_s *plogi)
+{
+ struct bfa_fcs_port_s *port = rport->port;
+
+ /**
+ * - port name
+ * - node name
+ */
+ rport->pwwn = plogi->port_name;
+ rport->nwwn = plogi->node_name;
+
+ /**
+ * - class of service
+ */
+ rport->fc_cos = 0;
+ if (plogi->class3.class_valid)
+ rport->fc_cos = FC_CLASS_3;
+
+ if (plogi->class2.class_valid)
+ rport->fc_cos |= FC_CLASS_2;
+
+ /**
+ * - CISC
+ * - MAX receive frame size
+ */
+ rport->cisc = plogi->csp.cisc;
+ rport->maxfrsize = bfa_os_ntohs(plogi->class3.rxsz);
+
+ bfa_trc(port->fcs, bfa_os_ntohs(plogi->csp.bbcred));
+ bfa_trc(port->fcs, port->fabric->bb_credit);
+ /**
+ * Direct Attach P2P mode :
+ * This is to handle a bug (233476) in IBM targets in Direct Attach
+ * Mode. Basically, in FLOGI Accept the target would have erroneously
+ * set the BB Credit to the value used in the FLOGI sent by the HBA.
+ * It uses the correct value (its own BB credit) in PLOGI.
+ */
+ if ((!bfa_fcs_fabric_is_switched(port->fabric))
+ && (bfa_os_ntohs(plogi->csp.bbcred) < port->fabric->bb_credit)) {
+
+ bfa_trc(port->fcs, bfa_os_ntohs(plogi->csp.bbcred));
+ bfa_trc(port->fcs, port->fabric->bb_credit);
+
+ port->fabric->bb_credit = bfa_os_ntohs(plogi->csp.bbcred);
+ bfa_pport_set_tx_bbcredit(port->fcs->bfa,
+ port->fabric->bb_credit);
+ }
+
+}
+
+/**
+ * Called to handle LOGO received from an existing remote port.
+ */
+static void
+bfa_fcs_rport_process_logo(struct bfa_fcs_rport_s *rport, struct fchs_s *fchs)
+{
+ rport->reply_oxid = fchs->ox_id;
+ bfa_trc(rport->fcs, rport->reply_oxid);
+
+ rport->stats.logo_rcvd++;
+ bfa_sm_send_event(rport, RPSM_EVENT_LOGO_RCVD);
+}
+
+
+
+/**
+ * fcs_rport_public FCS rport public interfaces
+ */
+
+/**
+ * Called by bport/vport to create a remote port instance for a discovered
+ * remote device.
+ *
+ * @param[in] port - base port or vport
+ * @param[in] rpid - remote port ID
+ *
+ * @return None
+ */
+struct bfa_fcs_rport_s *
+bfa_fcs_rport_create(struct bfa_fcs_port_s *port, u32 rpid)
+{
+ struct bfa_fcs_rport_s *rport;
+
+ bfa_trc(port->fcs, rpid);
+ rport = bfa_fcs_rport_alloc(port, WWN_NULL, rpid);
+ if (!rport)
+ return NULL;
+
+ bfa_sm_send_event(rport, RPSM_EVENT_PLOGI_SEND);
+ return rport;
+}
+
+/**
+ * Called to create a rport for which only the wwn is known.
+ *
+ * @param[in] port - base port
+ * @param[in] rpwwn - remote port wwn
+ *
+ * @return None
+ */
+struct bfa_fcs_rport_s *
+bfa_fcs_rport_create_by_wwn(struct bfa_fcs_port_s *port, wwn_t rpwwn)
+{
+ struct bfa_fcs_rport_s *rport;
+
+ bfa_trc(port->fcs, rpwwn);
+ rport = bfa_fcs_rport_alloc(port, rpwwn, 0);
+ if (!rport)
+ return NULL;
+
+ bfa_sm_send_event(rport, RPSM_EVENT_ADDRESS_DISC);
+ return rport;
+}
+
+/**
+ * Called by bport in private loop topology to indicate that a
+ * rport has been discovered and plogi has been completed.
+ *
+ * @param[in] port - base port or vport
+ * @param[in] rpid - remote port ID
+ */
+void
+bfa_fcs_rport_start(struct bfa_fcs_port_s *port, struct fchs_s *fchs,
+ struct fc_logi_s *plogi)
+{
+ struct bfa_fcs_rport_s *rport;
+
+ rport = bfa_fcs_rport_alloc(port, WWN_NULL, fchs->s_id);
+ if (!rport)
+ return;
+
+ bfa_fcs_rport_update(rport, plogi);
+
+ bfa_sm_send_event(rport, RPSM_EVENT_PLOGI_COMP);
+}
+
+/**
+ * Called by bport/vport to handle PLOGI received from a new remote port.
+ * If an existing rport does a plogi, it will be handled separately.
+ */
+void
+bfa_fcs_rport_plogi_create(struct bfa_fcs_port_s *port, struct fchs_s *fchs,
+ struct fc_logi_s *plogi)
+{
+ struct bfa_fcs_rport_s *rport;
+
+ rport = bfa_fcs_rport_alloc(port, plogi->port_name, fchs->s_id);
+ if (!rport)
+ return;
+
+ bfa_fcs_rport_update(rport, plogi);
+
+ rport->reply_oxid = fchs->ox_id;
+ bfa_trc(rport->fcs, rport->reply_oxid);
+
+ rport->stats.plogi_rcvd++;
+ bfa_sm_send_event(rport, RPSM_EVENT_PLOGI_RCVD);
+}
+
+static int
+wwn_compare(wwn_t wwn1, wwn_t wwn2)
+{
+ u8 *b1 = (u8 *) &wwn1;
+ u8 *b2 = (u8 *) &wwn2;
+ int i;
+
+ for (i = 0; i < sizeof(wwn_t); i++) {
+ if (b1[i] < b2[i])
+ return -1;
+ if (b1[i] > b2[i])
+ return 1;
+ }
+ return 0;
+}
+
+/**
+ * Called by bport/vport to handle PLOGI received from an existing
+ * remote port.
+ */
+void
+bfa_fcs_rport_plogi(struct bfa_fcs_rport_s *rport, struct fchs_s *rx_fchs,
+ struct fc_logi_s *plogi)
+{
+ /**
+ * @todo Handle P2P and initiator-initiator.
+ */
+
+ bfa_fcs_rport_update(rport, plogi);
+
+ rport->reply_oxid = rx_fchs->ox_id;
+ bfa_trc(rport->fcs, rport->reply_oxid);
+
+ /**
+ * In Switched fabric topology,
+ * PLOGI to each other. If our pwwn is smaller, ignore it,
+ * if it is not a well known address.
+ * If the link topology is N2N,
+ * this Plogi should be accepted.
+ */
+ if ((wwn_compare(rport->port->port_cfg.pwwn, rport->pwwn) == -1)
+ && (bfa_fcs_fabric_is_switched(rport->port->fabric))
+ && (!BFA_FCS_PID_IS_WKA(rport->pid))) {
+ bfa_trc(rport->fcs, rport->pid);
+ return;
+ }
+
+ rport->stats.plogi_rcvd++;
+ bfa_sm_send_event(rport, RPSM_EVENT_PLOGI_RCVD);
+}
+
+/**
+ * Called by bport/vport to delete a remote port instance.
+ *
+* Rport delete is called under the following conditions:
+ * - vport is deleted
+ * - vf is deleted
+ * - explicit request from OS to delete rport (vmware)
+ */
+void
+bfa_fcs_rport_delete(struct bfa_fcs_rport_s *rport)
+{
+ bfa_sm_send_event(rport, RPSM_EVENT_DELETE);
+}
+
+/**
+ * Called by bport/vport to when a target goes offline.
+ *
+ */
+void
+bfa_fcs_rport_offline(struct bfa_fcs_rport_s *rport)
+{
+ bfa_sm_send_event(rport, RPSM_EVENT_LOGO_IMP);
+}
+
+/**
+ * Called by bport in n2n when a target (attached port) becomes online.
+ *
+ */
+void
+bfa_fcs_rport_online(struct bfa_fcs_rport_s *rport)
+{
+ bfa_sm_send_event(rport, RPSM_EVENT_PLOGI_SEND);
+}
+
+/**
+ * Called by bport/vport to notify SCN for the remote port
+ */
+void
+bfa_fcs_rport_scn(struct bfa_fcs_rport_s *rport)
+{
+
+ rport->stats.rscns++;
+ bfa_sm_send_event(rport, RPSM_EVENT_SCN);
+}
+
+/**
+ * Called by fcpim to notify that the ITN cleanup is done.
+ */
+void
+bfa_fcs_rport_itnim_ack(struct bfa_fcs_rport_s *rport)
+{
+ bfa_sm_send_event(rport, RPSM_EVENT_FC4_OFFLINE);
+}
+
+/**
+ * Called by fcptm to notify that the ITN cleanup is done.
+ */
+void
+bfa_fcs_rport_tin_ack(struct bfa_fcs_rport_s *rport)
+{
+ bfa_sm_send_event(rport, RPSM_EVENT_FC4_OFFLINE);
+}
+
+/**
+ * This routine BFA callback for bfa_rport_online() call.
+ *
+ * param[in] cb_arg - rport struct.
+ *
+ * return
+ * void
+ *
+* Special Considerations:
+ *
+ * note
+ */
+void
+bfa_cb_rport_online(void *cbarg)
+{
+
+ struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *)cbarg;
+
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_sm_send_event(rport, RPSM_EVENT_HCB_ONLINE);
+}
+
+/**
+ * This routine BFA callback for bfa_rport_offline() call.
+ *
+ * param[in] rport -
+ *
+ * return
+ * void
+ *
+ * Special Considerations:
+ *
+ * note
+ */
+void
+bfa_cb_rport_offline(void *cbarg)
+{
+ struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *)cbarg;
+
+ bfa_trc(rport->fcs, rport->pwwn);
+ bfa_sm_send_event(rport, RPSM_EVENT_HCB_OFFLINE);
+}
+
+/**
+ * This routine is a static BFA callback when there is a QoS flow_id
+ * change notification
+ *
+ * @param[in] rport -
+ *
+ * @return void
+ *
+ * Special Considerations:
+ *
+ * @note
+ */
+void
+bfa_cb_rport_qos_scn_flowid(void *cbarg,
+ struct bfa_rport_qos_attr_s old_qos_attr,
+ struct bfa_rport_qos_attr_s new_qos_attr)
+{
+ struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *)cbarg;
+ struct bfa_rport_aen_data_s aen_data;
+
+ bfa_trc(rport->fcs, rport->pwwn);
+ aen_data.priv.qos = new_qos_attr;
+ bfa_fcs_rport_aen_post(rport, BFA_RPORT_AEN_QOS_FLOWID, &aen_data);
+}
+
+/**
+ * This routine is a static BFA callback when there is a QoS priority
+ * change notification
+ *
+ * @param[in] rport -
+ *
+ * @return void
+ *
+ * Special Considerations:
+ *
+ * @note
+ */
+void
+bfa_cb_rport_qos_scn_prio(void *cbarg, struct bfa_rport_qos_attr_s old_qos_attr,
+ struct bfa_rport_qos_attr_s new_qos_attr)
+{
+ struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *)cbarg;
+ struct bfa_rport_aen_data_s aen_data;
+
+ bfa_trc(rport->fcs, rport->pwwn);
+ aen_data.priv.qos = new_qos_attr;
+ bfa_fcs_rport_aen_post(rport, BFA_RPORT_AEN_QOS_PRIO, &aen_data);
+}
+
+/**
+ * Called to process any unsolicted frames from this remote port
+ */
+void
+bfa_fcs_rport_logo_imp(struct bfa_fcs_rport_s *rport)
+{
+ bfa_sm_send_event(rport, RPSM_EVENT_LOGO_IMP);
+}
+
+/**
+ * Called to process any unsolicted frames from this remote port
+ */
+void
+bfa_fcs_rport_uf_recv(struct bfa_fcs_rport_s *rport, struct fchs_s *fchs,
+ u16 len)
+{
+ struct bfa_fcs_port_s *port = rport->port;
+ struct fc_els_cmd_s *els_cmd;
+
+ bfa_trc(rport->fcs, fchs->s_id);
+ bfa_trc(rport->fcs, fchs->d_id);
+ bfa_trc(rport->fcs, fchs->type);
+
+ if (fchs->type != FC_TYPE_ELS)
+ return;
+
+ els_cmd = (struct fc_els_cmd_s *) (fchs + 1);
+
+ bfa_trc(rport->fcs, els_cmd->els_code);
+
+ switch (els_cmd->els_code) {
+ case FC_ELS_LOGO:
+ bfa_fcs_rport_process_logo(rport, fchs);
+ break;
+
+ case FC_ELS_ADISC:
+ bfa_fcs_rport_process_adisc(rport, fchs, len);
+ break;
+
+ case FC_ELS_PRLO:
+ if (bfa_fcs_port_is_initiator(port))
+ bfa_fcs_fcpim_uf_recv(rport->itnim, fchs, len);
+
+ if (bfa_fcs_port_is_target(port))
+ bfa_fcs_fcptm_uf_recv(rport->tin, fchs, len);
+ break;
+
+ case FC_ELS_PRLI:
+ bfa_fcs_rport_process_prli(rport, fchs, len);
+ break;
+
+ case FC_ELS_RPSC:
+ bfa_fcs_rport_process_rpsc(rport, fchs, len);
+ break;
+
+ default:
+ bfa_fcs_rport_send_ls_rjt(rport, fchs,
+ FC_LS_RJT_RSN_CMD_NOT_SUPP,
+ FC_LS_RJT_EXP_NO_ADDL_INFO);
+ break;
+ }
+}
+
+/*
+ * Send a LS reject
+ */
+static void
+bfa_fcs_rport_send_ls_rjt(struct bfa_fcs_rport_s *rport, struct fchs_s *rx_fchs,
+ u8 reason_code, u8 reason_code_expl)
+{
+ struct bfa_fcs_port_s *port = rport->port;
+ struct fchs_s fchs;
+ struct bfa_fcxp_s *fcxp;
+ int len;
+
+ bfa_trc(rport->fcs, rx_fchs->s_id);
+
+ fcxp = bfa_fcs_fcxp_alloc(rport->fcs);
+ if (!fcxp)
+ return;
+
+ len = fc_ls_rjt_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rx_fchs->s_id,
+ bfa_fcs_port_get_fcid(port), rx_fchs->ox_id,
+ reason_code, reason_code_expl);
+
+ bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+ FC_CLASS_3, len, &fchs, NULL, NULL, FC_MAX_PDUSZ, 0);
+}
+
+/**
+ * Module initialization
+ */
+void
+bfa_fcs_rport_modinit(struct bfa_fcs_s *fcs)
+{
+}
+
+/**
+ * Module cleanup
+ */
+void
+bfa_fcs_rport_modexit(struct bfa_fcs_s *fcs)
+{
+ bfa_fcs_modexit_comp(fcs);
+}
+
+/**
+ * Return state of rport.
+ */
+int
+bfa_fcs_rport_get_state(struct bfa_fcs_rport_s *rport)
+{
+ return bfa_sm_to_state(rport_sm_table, rport->sm);
+}
+
+/**
+ * Called by the Driver to set rport delete/ageout timeout
+ *
+ * param[in] rport timeout value in seconds.
+ *
+ * return None
+ */
+void
+bfa_fcs_rport_set_del_timeout(u8 rport_tmo)
+{
+ /*
+ * convert to Millisecs
+ */
+ if (rport_tmo > 0)
+ bfa_fcs_rport_del_timeout = rport_tmo * 1000;
+}