[PATCH 5/9] bfa: Revised Fabric Assigned Address(FAA) feature implementation.

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From: Krishna Gudipati <kgudipat@xxxxxxxxxxx>

Change details:
	- Made changes to the Fabric Assigned Address(FAA) feature implementation.
	- Introduced the IOCFC state machine, which now handles the FAA logic,
	  IOC and BFA sub-modules enablement.
	- Removed un-wanted FAA enable/disable routines; FAA is enabled by default.

Signed-off-by: Krishna Gudipati <kgudipat@xxxxxxxxxxx>
---
 drivers/scsi/bfa/bfa.h          |    9 +-
 drivers/scsi/bfa/bfa_core.c     |  680 +++++++++++++++++++++++++++------------
 drivers/scsi/bfa/bfa_defs_svc.h |    2 +-
 drivers/scsi/bfa/bfa_ioc.c      |  122 ++------
 drivers/scsi/bfa/bfa_ioc.h      |   17 +-
 drivers/scsi/bfa/bfa_svc.c      |    2 -
 drivers/scsi/bfa/bfa_svc.h      |    4 -
 drivers/scsi/bfa/bfad_bsg.c     |   50 ---
 drivers/scsi/bfa/bfad_bsg.h     |    2 -
 drivers/scsi/bfa/bfi_ms.h       |   17 +-
 10 files changed, 525 insertions(+), 380 deletions(-)

diff --git a/drivers/scsi/bfa/bfa.h b/drivers/scsi/bfa/bfa.h
index a796de9..4ad7e36 100644
--- a/drivers/scsi/bfa/bfa.h
+++ b/drivers/scsi/bfa/bfa.h
@@ -225,9 +225,9 @@ struct bfa_faa_args_s {
 };
 
 struct bfa_iocfc_s {
+	bfa_fsm_t		fsm;
 	struct bfa_s		*bfa;
 	struct bfa_iocfc_cfg_s	cfg;
-	int			action;
 	u32		req_cq_pi[BFI_IOC_MAX_CQS];
 	u32		rsp_cq_ci[BFI_IOC_MAX_CQS];
 	u8		hw_qid[BFI_IOC_MAX_CQS];
@@ -236,7 +236,9 @@ struct bfa_iocfc_s {
 	struct bfa_cb_qe_s	dis_hcb_qe;
 	struct bfa_cb_qe_s	en_hcb_qe;
 	struct bfa_cb_qe_s	stats_hcb_qe;
-	bfa_boolean_t		cfgdone;
+	bfa_boolean_t		submod_enabled;
+	bfa_boolean_t		cb_reqd;	/* Driver call back reqd */
+	bfa_status_t		op_status;	/* Status of bfa iocfc op */
 
 	struct bfa_dma_s	cfg_info;
 	struct bfi_iocfc_cfg_s *cfginfo;
@@ -341,8 +343,6 @@ void bfa_hwct_msix_getvecs(struct bfa_s *bfa, u32 *vecmap, u32 *nvecs,
 void bfa_hwct_msix_get_rme_range(struct bfa_s *bfa, u32 *start,
 				 u32 *end);
 void bfa_iocfc_get_bootwwns(struct bfa_s *bfa, u8 *nwwns, wwn_t *wwns);
-wwn_t bfa_iocfc_get_pwwn(struct bfa_s *bfa);
-wwn_t bfa_iocfc_get_nwwn(struct bfa_s *bfa);
 int bfa_iocfc_get_pbc_vports(struct bfa_s *bfa,
 				struct bfi_pbc_vport_s *pbc_vport);
 
@@ -428,7 +428,6 @@ bfa_status_t bfa_iocfc_israttr_set(struct bfa_s *bfa,
 
 void bfa_iocfc_enable(struct bfa_s *bfa);
 void bfa_iocfc_disable(struct bfa_s *bfa);
-void bfa_iocfc_cb_dconf_modinit(struct bfa_s *bfa, bfa_status_t status);
 #define bfa_timer_start(_bfa, _timer, _timercb, _arg, _timeout)		\
 	bfa_timer_begin(&(_bfa)->timer_mod, _timer, _timercb, _arg, _timeout)
 
diff --git a/drivers/scsi/bfa/bfa_core.c b/drivers/scsi/bfa/bfa_core.c
index 035c9d5..456e576 100644
--- a/drivers/scsi/bfa/bfa_core.c
+++ b/drivers/scsi/bfa/bfa_core.c
@@ -200,13 +200,431 @@ enum {
 #define DEF_CFG_NUM_SBOOT_LUNS		16
 
 /*
+ * IOCFC state machine definitions/declarations
+ */
+bfa_fsm_state_decl(bfa_iocfc, stopped, struct bfa_iocfc_s, enum iocfc_event);
+bfa_fsm_state_decl(bfa_iocfc, initing, struct bfa_iocfc_s, enum iocfc_event);
+bfa_fsm_state_decl(bfa_iocfc, dconf_read, struct bfa_iocfc_s, enum iocfc_event);
+bfa_fsm_state_decl(bfa_iocfc, init_cfg_wait,
+		   struct bfa_iocfc_s, enum iocfc_event);
+bfa_fsm_state_decl(bfa_iocfc, init_cfg_done,
+		   struct bfa_iocfc_s, enum iocfc_event);
+bfa_fsm_state_decl(bfa_iocfc, operational,
+		   struct bfa_iocfc_s, enum iocfc_event);
+bfa_fsm_state_decl(bfa_iocfc, dconf_write,
+		   struct bfa_iocfc_s, enum iocfc_event);
+bfa_fsm_state_decl(bfa_iocfc, stopping, struct bfa_iocfc_s, enum iocfc_event);
+bfa_fsm_state_decl(bfa_iocfc, enabling, struct bfa_iocfc_s, enum iocfc_event);
+bfa_fsm_state_decl(bfa_iocfc, cfg_wait, struct bfa_iocfc_s, enum iocfc_event);
+bfa_fsm_state_decl(bfa_iocfc, disabling, struct bfa_iocfc_s, enum iocfc_event);
+bfa_fsm_state_decl(bfa_iocfc, disabled, struct bfa_iocfc_s, enum iocfc_event);
+bfa_fsm_state_decl(bfa_iocfc, failed, struct bfa_iocfc_s, enum iocfc_event);
+bfa_fsm_state_decl(bfa_iocfc, init_failed,
+		   struct bfa_iocfc_s, enum iocfc_event);
+
+/*
  * forward declaration for IOC FC functions
  */
+static void bfa_iocfc_start_submod(struct bfa_s *bfa);
+static void bfa_iocfc_disable_submod(struct bfa_s *bfa);
+static void bfa_iocfc_send_cfg(void *bfa_arg);
 static void bfa_iocfc_enable_cbfn(void *bfa_arg, enum bfa_status status);
 static void bfa_iocfc_disable_cbfn(void *bfa_arg);
 static void bfa_iocfc_hbfail_cbfn(void *bfa_arg);
 static void bfa_iocfc_reset_cbfn(void *bfa_arg);
 static struct bfa_ioc_cbfn_s bfa_iocfc_cbfn;
+static void bfa_iocfc_init_cb(void *bfa_arg, bfa_boolean_t complete);
+static void bfa_iocfc_stop_cb(void *bfa_arg, bfa_boolean_t compl);
+static void bfa_iocfc_enable_cb(void *bfa_arg, bfa_boolean_t compl);
+static void bfa_iocfc_disable_cb(void *bfa_arg, bfa_boolean_t compl);
+
+static void
+bfa_iocfc_sm_stopped_entry(struct bfa_iocfc_s *iocfc)
+{
+}
+
+static void
+bfa_iocfc_sm_stopped(struct bfa_iocfc_s *iocfc, enum iocfc_event event)
+{
+	bfa_trc(iocfc->bfa, event);
+
+	switch (event) {
+	case IOCFC_E_INIT:
+	case IOCFC_E_ENABLE:
+		bfa_fsm_set_state(iocfc, bfa_iocfc_sm_initing);
+		break;
+	default:
+		bfa_sm_fault(iocfc->bfa, event);
+		break;
+	}
+}
+
+static void
+bfa_iocfc_sm_initing_entry(struct bfa_iocfc_s *iocfc)
+{
+	bfa_ioc_enable(&iocfc->bfa->ioc);
+}
+
+static void
+bfa_iocfc_sm_initing(struct bfa_iocfc_s *iocfc, enum iocfc_event event)
+{
+	bfa_trc(iocfc->bfa, event);
+
+	switch (event) {
+	case IOCFC_E_IOC_ENABLED:
+		bfa_fsm_set_state(iocfc, bfa_iocfc_sm_dconf_read);
+		break;
+	case IOCFC_E_IOC_FAILED:
+		bfa_fsm_set_state(iocfc, bfa_iocfc_sm_init_failed);
+		break;
+	default:
+		bfa_sm_fault(iocfc->bfa, event);
+		break;
+	}
+}
+
+static void
+bfa_iocfc_sm_dconf_read_entry(struct bfa_iocfc_s *iocfc)
+{
+	bfa_dconf_modinit(iocfc->bfa);
+}
+
+static void
+bfa_iocfc_sm_dconf_read(struct bfa_iocfc_s *iocfc, enum iocfc_event event)
+{
+	bfa_trc(iocfc->bfa, event);
+
+	switch (event) {
+	case IOCFC_E_DCONF_DONE:
+		bfa_fsm_set_state(iocfc, bfa_iocfc_sm_init_cfg_wait);
+		break;
+	case IOCFC_E_IOC_FAILED:
+		bfa_fsm_set_state(iocfc, bfa_iocfc_sm_init_failed);
+		break;
+	default:
+		bfa_sm_fault(iocfc->bfa, event);
+		break;
+	}
+}
+
+static void
+bfa_iocfc_sm_init_cfg_wait_entry(struct bfa_iocfc_s *iocfc)
+{
+	bfa_iocfc_send_cfg(iocfc->bfa);
+}
+
+static void
+bfa_iocfc_sm_init_cfg_wait(struct bfa_iocfc_s *iocfc, enum iocfc_event event)
+{
+	bfa_trc(iocfc->bfa, event);
+
+	switch (event) {
+	case IOCFC_E_CFG_DONE:
+		bfa_fsm_set_state(iocfc, bfa_iocfc_sm_init_cfg_done);
+		break;
+	case IOCFC_E_IOC_FAILED:
+		bfa_fsm_set_state(iocfc, bfa_iocfc_sm_init_failed);
+		break;
+	default:
+		bfa_sm_fault(iocfc->bfa, event);
+		break;
+	}
+}
+
+static void
+bfa_iocfc_sm_init_cfg_done_entry(struct bfa_iocfc_s *iocfc)
+{
+	iocfc->bfa->iocfc.op_status = BFA_STATUS_OK;
+	bfa_cb_queue(iocfc->bfa, &iocfc->bfa->iocfc.init_hcb_qe,
+		     bfa_iocfc_init_cb, iocfc->bfa);
+}
+
+static void
+bfa_iocfc_sm_init_cfg_done(struct bfa_iocfc_s *iocfc, enum iocfc_event event)
+{
+	bfa_trc(iocfc->bfa, event);
+
+	switch (event) {
+	case IOCFC_E_START:
+		bfa_fsm_set_state(iocfc, bfa_iocfc_sm_operational);
+		break;
+	case IOCFC_E_STOP:
+		bfa_fsm_set_state(iocfc, bfa_iocfc_sm_stopping);
+		break;
+	case IOCFC_E_DISABLE:
+		bfa_fsm_set_state(iocfc, bfa_iocfc_sm_disabling);
+		break;
+	case IOCFC_E_IOC_FAILED:
+		bfa_fsm_set_state(iocfc, bfa_iocfc_sm_failed);
+		break;
+	default:
+		bfa_sm_fault(iocfc->bfa, event);
+		break;
+	}
+}
+
+static void
+bfa_iocfc_sm_operational_entry(struct bfa_iocfc_s *iocfc)
+{
+	bfa_fcport_init(iocfc->bfa);
+	bfa_iocfc_start_submod(iocfc->bfa);
+}
+
+static void
+bfa_iocfc_sm_operational(struct bfa_iocfc_s *iocfc, enum iocfc_event event)
+{
+	bfa_trc(iocfc->bfa, event);
+
+	switch (event) {
+	case IOCFC_E_STOP:
+		bfa_fsm_set_state(iocfc, bfa_iocfc_sm_dconf_write);
+		break;
+	case IOCFC_E_DISABLE:
+		bfa_fsm_set_state(iocfc, bfa_iocfc_sm_disabling);
+		break;
+	case IOCFC_E_IOC_FAILED:
+		bfa_fsm_set_state(iocfc, bfa_iocfc_sm_failed);
+		break;
+	default:
+		bfa_sm_fault(iocfc->bfa, event);
+		break;
+	}
+}
+
+static void
+bfa_iocfc_sm_dconf_write_entry(struct bfa_iocfc_s *iocfc)
+{
+	bfa_dconf_modexit(iocfc->bfa);
+}
+
+static void
+bfa_iocfc_sm_dconf_write(struct bfa_iocfc_s *iocfc, enum iocfc_event event)
+{
+	bfa_trc(iocfc->bfa, event);
+
+	switch (event) {
+	case IOCFC_E_DCONF_DONE:
+	case IOCFC_E_IOC_FAILED:
+		bfa_fsm_set_state(iocfc, bfa_iocfc_sm_stopping);
+		break;
+	default:
+		bfa_sm_fault(iocfc->bfa, event);
+		break;
+	}
+}
+
+static void
+bfa_iocfc_sm_stopping_entry(struct bfa_iocfc_s *iocfc)
+{
+	bfa_ioc_disable(&iocfc->bfa->ioc);
+}
+
+static void
+bfa_iocfc_sm_stopping(struct bfa_iocfc_s *iocfc, enum iocfc_event event)
+{
+	bfa_trc(iocfc->bfa, event);
+
+	switch (event) {
+	case IOCFC_E_IOC_DISABLED:
+		bfa_isr_disable(iocfc->bfa);
+		bfa_iocfc_disable_submod(iocfc->bfa);
+		bfa_fsm_set_state(iocfc, bfa_iocfc_sm_stopped);
+		iocfc->bfa->iocfc.op_status = BFA_STATUS_OK;
+		bfa_cb_queue(iocfc->bfa, &iocfc->bfa->iocfc.stop_hcb_qe,
+			     bfa_iocfc_stop_cb, iocfc->bfa);
+		break;
+	default:
+		bfa_sm_fault(iocfc->bfa, event);
+		break;
+	}
+}
+
+static void
+bfa_iocfc_sm_enabling_entry(struct bfa_iocfc_s *iocfc)
+{
+	bfa_ioc_enable(&iocfc->bfa->ioc);
+}
+
+static void
+bfa_iocfc_sm_enabling(struct bfa_iocfc_s *iocfc, enum iocfc_event event)
+{
+	bfa_trc(iocfc->bfa, event);
+
+	switch (event) {
+	case IOCFC_E_IOC_ENABLED:
+		bfa_fsm_set_state(iocfc, bfa_iocfc_sm_cfg_wait);
+		break;
+	case IOCFC_E_IOC_FAILED:
+		bfa_fsm_set_state(iocfc, bfa_iocfc_sm_failed);
+
+		if (iocfc->bfa->iocfc.cb_reqd == BFA_FALSE)
+			break;
+
+		iocfc->bfa->iocfc.op_status = BFA_STATUS_FAILED;
+		bfa_cb_queue(iocfc->bfa, &iocfc->bfa->iocfc.en_hcb_qe,
+			     bfa_iocfc_enable_cb, iocfc->bfa);
+		iocfc->bfa->iocfc.cb_reqd = BFA_FALSE;
+		break;
+	default:
+		bfa_sm_fault(iocfc->bfa, event);
+		break;
+	}
+}
+
+static void
+bfa_iocfc_sm_cfg_wait_entry(struct bfa_iocfc_s *iocfc)
+{
+	bfa_iocfc_send_cfg(iocfc->bfa);
+}
+
+static void
+bfa_iocfc_sm_cfg_wait(struct bfa_iocfc_s *iocfc, enum iocfc_event event)
+{
+	bfa_trc(iocfc->bfa, event);
+
+	switch (event) {
+	case IOCFC_E_CFG_DONE:
+		bfa_fsm_set_state(iocfc, bfa_iocfc_sm_operational);
+		if (iocfc->bfa->iocfc.cb_reqd == BFA_FALSE)
+			break;
+
+		iocfc->bfa->iocfc.op_status = BFA_STATUS_OK;
+		bfa_cb_queue(iocfc->bfa, &iocfc->bfa->iocfc.en_hcb_qe,
+			     bfa_iocfc_enable_cb, iocfc->bfa);
+		iocfc->bfa->iocfc.cb_reqd = BFA_FALSE;
+		break;
+	case IOCFC_E_IOC_FAILED:
+		bfa_fsm_set_state(iocfc, bfa_iocfc_sm_failed);
+		if (iocfc->bfa->iocfc.cb_reqd == BFA_FALSE)
+			break;
+
+		iocfc->bfa->iocfc.op_status = BFA_STATUS_FAILED;
+		bfa_cb_queue(iocfc->bfa, &iocfc->bfa->iocfc.en_hcb_qe,
+			     bfa_iocfc_enable_cb, iocfc->bfa);
+		iocfc->bfa->iocfc.cb_reqd = BFA_FALSE;
+		break;
+	default:
+		bfa_sm_fault(iocfc->bfa, event);
+		break;
+	}
+}
+
+static void
+bfa_iocfc_sm_disabling_entry(struct bfa_iocfc_s *iocfc)
+{
+	bfa_ioc_disable(&iocfc->bfa->ioc);
+}
+
+static void
+bfa_iocfc_sm_disabling(struct bfa_iocfc_s *iocfc, enum iocfc_event event)
+{
+	bfa_trc(iocfc->bfa, event);
+
+	switch (event) {
+	case IOCFC_E_IOC_DISABLED:
+		bfa_fsm_set_state(iocfc, bfa_iocfc_sm_disabled);
+		break;
+	default:
+		bfa_sm_fault(iocfc->bfa, event);
+		break;
+	}
+}
+
+static void
+bfa_iocfc_sm_disabled_entry(struct bfa_iocfc_s *iocfc)
+{
+	bfa_isr_disable(iocfc->bfa);
+	bfa_iocfc_disable_submod(iocfc->bfa);
+	iocfc->bfa->iocfc.op_status = BFA_STATUS_OK;
+	bfa_cb_queue(iocfc->bfa, &iocfc->bfa->iocfc.dis_hcb_qe,
+		     bfa_iocfc_disable_cb, iocfc->bfa);
+}
+
+static void
+bfa_iocfc_sm_disabled(struct bfa_iocfc_s *iocfc, enum iocfc_event event)
+{
+	bfa_trc(iocfc->bfa, event);
+
+	switch (event) {
+	case IOCFC_E_STOP:
+		bfa_fsm_set_state(iocfc, bfa_iocfc_sm_dconf_write);
+		break;
+	case IOCFC_E_ENABLE:
+		bfa_fsm_set_state(iocfc, bfa_iocfc_sm_enabling);
+		break;
+	default:
+		bfa_sm_fault(iocfc->bfa, event);
+		break;
+	}
+}
+
+static void
+bfa_iocfc_sm_failed_entry(struct bfa_iocfc_s *iocfc)
+{
+	bfa_isr_disable(iocfc->bfa);
+	bfa_iocfc_disable_submod(iocfc->bfa);
+}
+
+static void
+bfa_iocfc_sm_failed(struct bfa_iocfc_s *iocfc, enum iocfc_event event)
+{
+	bfa_trc(iocfc->bfa, event);
+
+	switch (event) {
+	case IOCFC_E_STOP:
+		bfa_fsm_set_state(iocfc, bfa_iocfc_sm_dconf_write);
+		break;
+	case IOCFC_E_DISABLE:
+		bfa_fsm_set_state(iocfc, bfa_iocfc_sm_disabling);
+		break;
+	case IOCFC_E_IOC_ENABLED:
+		bfa_fsm_set_state(iocfc, bfa_iocfc_sm_cfg_wait);
+		break;
+	case IOCFC_E_IOC_FAILED:
+		break;
+	default:
+		bfa_sm_fault(iocfc->bfa, event);
+		break;
+	}
+}
+
+static void
+bfa_iocfc_sm_init_failed_entry(struct bfa_iocfc_s *iocfc)
+{
+	bfa_isr_disable(iocfc->bfa);
+	iocfc->bfa->iocfc.op_status = BFA_STATUS_FAILED;
+	bfa_cb_queue(iocfc->bfa, &iocfc->bfa->iocfc.init_hcb_qe,
+		     bfa_iocfc_init_cb, iocfc->bfa);
+}
+
+static void
+bfa_iocfc_sm_init_failed(struct bfa_iocfc_s *iocfc, enum iocfc_event event)
+{
+	bfa_trc(iocfc->bfa, event);
+
+	switch (event) {
+	case IOCFC_E_STOP:
+		bfa_fsm_set_state(iocfc, bfa_iocfc_sm_stopping);
+		break;
+	case IOCFC_E_DISABLE:
+		bfa_ioc_disable(&iocfc->bfa->ioc);
+		break;
+	case IOCFC_E_IOC_ENABLED:
+		bfa_fsm_set_state(iocfc, bfa_iocfc_sm_dconf_read);
+		break;
+	case IOCFC_E_IOC_DISABLED:
+		bfa_fsm_set_state(iocfc, bfa_iocfc_sm_stopped);
+		iocfc->bfa->iocfc.op_status = BFA_STATUS_OK;
+		bfa_cb_queue(iocfc->bfa, &iocfc->bfa->iocfc.dis_hcb_qe,
+			     bfa_iocfc_disable_cb, iocfc->bfa);
+		break;
+	case IOCFC_E_IOC_FAILED:
+		break;
+	default:
+		bfa_sm_fault(iocfc->bfa, event);
+		break;
+	}
+}
 
 /*
  * BFA Interrupt handling functions
@@ -532,11 +950,9 @@ bfa_iocfc_send_cfg(void *bfa_arg)
 	 * Enable interrupt coalescing if it is driver init path
 	 * and not ioc disable/enable path.
 	 */
-	if (!iocfc->cfgdone)
+	if (bfa_fsm_cmp_state(iocfc, bfa_iocfc_sm_init_cfg_wait))
 		cfg_info->intr_attr.coalesce = BFA_TRUE;
 
-	iocfc->cfgdone = BFA_FALSE;
-
 	/*
 	 * dma map IOC configuration itself
 	 */
@@ -556,8 +972,6 @@ bfa_iocfc_init_mem(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
 
 	bfa->bfad = bfad;
 	iocfc->bfa = bfa;
-	iocfc->action = BFA_IOCFC_ACT_NONE;
-
 	iocfc->cfg = *cfg;
 
 	/*
@@ -690,6 +1104,8 @@ bfa_iocfc_start_submod(struct bfa_s *bfa)
 
 	for (i = 0; hal_mods[i]; i++)
 		hal_mods[i]->start(bfa);
+
+	bfa->iocfc.submod_enabled = BFA_TRUE;
 }
 
 /*
@@ -700,8 +1116,13 @@ bfa_iocfc_disable_submod(struct bfa_s *bfa)
 {
 	int		i;
 
+	if (bfa->iocfc.submod_enabled == BFA_FALSE)
+		return;
+
 	for (i = 0; hal_mods[i]; i++)
 		hal_mods[i]->iocdisable(bfa);
+
+	bfa->iocfc.submod_enabled = BFA_FALSE;
 }
 
 static void
@@ -709,15 +1130,8 @@ bfa_iocfc_init_cb(void *bfa_arg, bfa_boolean_t complete)
 {
 	struct bfa_s	*bfa = bfa_arg;
 
-	if (complete) {
-		if (bfa->iocfc.cfgdone && BFA_DCONF_MOD(bfa)->flashdone)
-			bfa_cb_init(bfa->bfad, BFA_STATUS_OK);
-		else
-			bfa_cb_init(bfa->bfad, BFA_STATUS_FAILED);
-	} else {
-		if (bfa->iocfc.cfgdone)
-			bfa->iocfc.action = BFA_IOCFC_ACT_NONE;
-	}
+	if (complete)
+		bfa_cb_init(bfa->bfad, bfa->iocfc.op_status);
 }
 
 static void
@@ -728,8 +1142,6 @@ bfa_iocfc_stop_cb(void *bfa_arg, bfa_boolean_t compl)
 
 	if (compl)
 		complete(&bfad->comp);
-	else
-		bfa->iocfc.action = BFA_IOCFC_ACT_NONE;
 }
 
 static void
@@ -801,8 +1213,6 @@ bfa_iocfc_cfgrsp(struct bfa_s *bfa)
 	fwcfg->num_uf_bufs    = be16_to_cpu(fwcfg->num_uf_bufs);
 	fwcfg->num_rports     = be16_to_cpu(fwcfg->num_rports);
 
-	iocfc->cfgdone = BFA_TRUE;
-
 	/*
 	 * configure queue register offsets as learnt from firmware
 	 */
@@ -818,22 +1228,13 @@ bfa_iocfc_cfgrsp(struct bfa_s *bfa)
 	 */
 	bfa_msix_queue_install(bfa);
 
-	/*
-	 * Configuration is complete - initialize/start submodules
-	 */
-	bfa_fcport_init(bfa);
-
-	if (iocfc->action == BFA_IOCFC_ACT_INIT) {
-		if (BFA_DCONF_MOD(bfa)->flashdone == BFA_TRUE)
-			bfa_cb_queue(bfa, &iocfc->init_hcb_qe,
-				bfa_iocfc_init_cb, bfa);
-	} else {
-		if (bfa->iocfc.action == BFA_IOCFC_ACT_ENABLE)
-			bfa_cb_queue(bfa, &bfa->iocfc.en_hcb_qe,
-					bfa_iocfc_enable_cb, bfa);
-		bfa_iocfc_start_submod(bfa);
+	if (bfa->iocfc.cfgrsp->pbc_cfg.pbc_pwwn != 0) {
+		bfa->ioc.attr->pwwn = bfa->iocfc.cfgrsp->pbc_cfg.pbc_pwwn;
+		bfa->ioc.attr->nwwn = bfa->iocfc.cfgrsp->pbc_cfg.pbc_nwwn;
+		bfa_fsm_send_event(iocfc, IOCFC_E_CFG_DONE);
 	}
 }
+
 void
 bfa_iocfc_reset_queues(struct bfa_s *bfa)
 {
@@ -847,6 +1248,23 @@ bfa_iocfc_reset_queues(struct bfa_s *bfa)
 	}
 }
 
+/*
+ *	Process FAA pwwn msg from fw.
+ */
+static void
+bfa_iocfc_process_faa_addr(struct bfa_s *bfa, struct bfi_faa_addr_msg_s *msg)
+{
+	struct bfa_iocfc_s		*iocfc   = &bfa->iocfc;
+	struct bfi_iocfc_cfgrsp_s	*cfgrsp  = iocfc->cfgrsp;
+
+	cfgrsp->pbc_cfg.pbc_pwwn = msg->pwwn;
+	cfgrsp->pbc_cfg.pbc_nwwn = msg->nwwn;
+
+	bfa->ioc.attr->pwwn = msg->pwwn;
+	bfa->ioc.attr->nwwn = msg->nwwn;
+	bfa_fsm_send_event(iocfc, IOCFC_E_CFG_DONE);
+}
+
 /* Fabric Assigned Address specific functions */
 
 /*
@@ -862,84 +1280,13 @@ bfa_faa_validate_request(struct bfa_s *bfa)
 		if ((ioc_type != BFA_IOC_TYPE_FC) || bfa_mfg_is_mezz(card_type))
 			return BFA_STATUS_FEATURE_NOT_SUPPORTED;
 	} else {
-		if (!bfa_ioc_is_acq_addr(&bfa->ioc))
-			return BFA_STATUS_IOC_NON_OP;
+		return BFA_STATUS_IOC_NON_OP;
 	}
 
 	return BFA_STATUS_OK;
 }
 
 bfa_status_t
-bfa_faa_enable(struct bfa_s *bfa, bfa_cb_iocfc_t cbfn, void *cbarg)
-{
-	struct bfi_faa_en_dis_s faa_enable_req;
-	struct bfa_iocfc_s	*iocfc = &bfa->iocfc;
-	bfa_status_t		status;
-
-	iocfc->faa_args.faa_cb.faa_cbfn = cbfn;
-	iocfc->faa_args.faa_cb.faa_cbarg = cbarg;
-
-	status = bfa_faa_validate_request(bfa);
-	if (status != BFA_STATUS_OK)
-		return status;
-
-	if (iocfc->faa_args.busy == BFA_TRUE)
-		return BFA_STATUS_DEVBUSY;
-
-	if (iocfc->faa_args.faa_state == BFA_FAA_ENABLED)
-		return BFA_STATUS_FAA_ENABLED;
-
-	if (bfa_fcport_is_trunk_enabled(bfa))
-		return BFA_STATUS_ERROR_TRUNK_ENABLED;
-
-	bfa_fcport_cfg_faa(bfa, BFA_FAA_ENABLED);
-	iocfc->faa_args.busy = BFA_TRUE;
-
-	memset(&faa_enable_req, 0, sizeof(struct bfi_faa_en_dis_s));
-	bfi_h2i_set(faa_enable_req.mh, BFI_MC_IOCFC,
-		BFI_IOCFC_H2I_FAA_ENABLE_REQ, bfa_fn_lpu(bfa));
-
-	bfa_ioc_mbox_send(&bfa->ioc, &faa_enable_req,
-			sizeof(struct bfi_faa_en_dis_s));
-
-	return BFA_STATUS_OK;
-}
-
-bfa_status_t
-bfa_faa_disable(struct bfa_s *bfa, bfa_cb_iocfc_t cbfn,
-		void *cbarg)
-{
-	struct bfi_faa_en_dis_s faa_disable_req;
-	struct bfa_iocfc_s	*iocfc = &bfa->iocfc;
-	bfa_status_t		status;
-
-	iocfc->faa_args.faa_cb.faa_cbfn = cbfn;
-	iocfc->faa_args.faa_cb.faa_cbarg = cbarg;
-
-	status = bfa_faa_validate_request(bfa);
-	if (status != BFA_STATUS_OK)
-		return status;
-
-	if (iocfc->faa_args.busy == BFA_TRUE)
-		return BFA_STATUS_DEVBUSY;
-
-	if (iocfc->faa_args.faa_state == BFA_FAA_DISABLED)
-		return BFA_STATUS_FAA_DISABLED;
-
-	bfa_fcport_cfg_faa(bfa, BFA_FAA_DISABLED);
-	iocfc->faa_args.busy = BFA_TRUE;
-
-	memset(&faa_disable_req, 0, sizeof(struct bfi_faa_en_dis_s));
-	bfi_h2i_set(faa_disable_req.mh, BFI_MC_IOCFC,
-		BFI_IOCFC_H2I_FAA_DISABLE_REQ, bfa_fn_lpu(bfa));
-
-	bfa_ioc_mbox_send(&bfa->ioc, &faa_disable_req,
-		sizeof(struct bfi_faa_en_dis_s));
-
-	return BFA_STATUS_OK;
-}
-
-bfa_status_t
 bfa_faa_query(struct bfa_s *bfa, struct bfa_faa_attr_s *attr,
 		bfa_cb_iocfc_t cbfn, void *cbarg)
 {
@@ -970,38 +1317,6 @@ bfa_faa_query(struct bfa_s *bfa, struct bfa_faa_attr_s *attr,
 }
 
 /*
- *	FAA enable response
- */
-static void
-bfa_faa_enable_reply(struct bfa_iocfc_s *iocfc,
-		struct bfi_faa_en_dis_rsp_s *rsp)
-{
-	void	*cbarg = iocfc->faa_args.faa_cb.faa_cbarg;
-	bfa_status_t	status = rsp->status;
-
-	WARN_ON(!iocfc->faa_args.faa_cb.faa_cbfn);
-
-	iocfc->faa_args.faa_cb.faa_cbfn(cbarg, status);
-	iocfc->faa_args.busy = BFA_FALSE;
-}
-
-/*
- *	FAA disable response
- */
-static void
-bfa_faa_disable_reply(struct bfa_iocfc_s *iocfc,
-		struct bfi_faa_en_dis_rsp_s *rsp)
-{
-	void	*cbarg = iocfc->faa_args.faa_cb.faa_cbarg;
-	bfa_status_t	status = rsp->status;
-
-	WARN_ON(!iocfc->faa_args.faa_cb.faa_cbfn);
-
-	iocfc->faa_args.faa_cb.faa_cbfn(cbarg, status);
-	iocfc->faa_args.busy = BFA_FALSE;
-}
-
-/*
  *	FAA query response
  */
 static void
@@ -1030,25 +1345,10 @@ bfa_iocfc_enable_cbfn(void *bfa_arg, enum bfa_status status)
 {
 	struct bfa_s	*bfa = bfa_arg;
 
-	if (status == BFA_STATUS_FAA_ACQ_ADDR) {
-		bfa_cb_queue(bfa, &bfa->iocfc.init_hcb_qe,
-				bfa_iocfc_init_cb, bfa);
-		return;
-	}
-
-	if (status != BFA_STATUS_OK) {
-		bfa_isr_disable(bfa);
-		if (bfa->iocfc.action == BFA_IOCFC_ACT_INIT)
-			bfa_cb_queue(bfa, &bfa->iocfc.init_hcb_qe,
-				     bfa_iocfc_init_cb, bfa);
-		else if (bfa->iocfc.action == BFA_IOCFC_ACT_ENABLE)
-			bfa_cb_queue(bfa, &bfa->iocfc.en_hcb_qe,
-					bfa_iocfc_enable_cb, bfa);
-		return;
-	}
-
-	bfa_iocfc_send_cfg(bfa);
-	bfa_dconf_modinit(bfa);
+	if (status == BFA_STATUS_OK)
+		bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_IOC_ENABLED);
+	else
+		bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_IOC_FAILED);
 }
 
 /*
@@ -1059,17 +1359,7 @@ bfa_iocfc_disable_cbfn(void *bfa_arg)
 {
 	struct bfa_s	*bfa = bfa_arg;
 
-	bfa_isr_disable(bfa);
-	bfa_iocfc_disable_submod(bfa);
-
-	if (bfa->iocfc.action == BFA_IOCFC_ACT_STOP)
-		bfa_cb_queue(bfa, &bfa->iocfc.stop_hcb_qe, bfa_iocfc_stop_cb,
-			     bfa);
-	else {
-		WARN_ON(bfa->iocfc.action != BFA_IOCFC_ACT_DISABLE);
-		bfa_cb_queue(bfa, &bfa->iocfc.dis_hcb_qe, bfa_iocfc_disable_cb,
-			     bfa);
-	}
+	bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_IOC_DISABLED);
 }
 
 /*
@@ -1081,13 +1371,7 @@ bfa_iocfc_hbfail_cbfn(void *bfa_arg)
 	struct bfa_s	*bfa = bfa_arg;
 
 	bfa->queue_process = BFA_FALSE;
-
-	bfa_isr_disable(bfa);
-	bfa_iocfc_disable_submod(bfa);
-
-	if (bfa->iocfc.action == BFA_IOCFC_ACT_INIT)
-		bfa_cb_queue(bfa, &bfa->iocfc.init_hcb_qe, bfa_iocfc_init_cb,
-			     bfa);
+	bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_IOC_FAILED);
 }
 
 /*
@@ -1102,7 +1386,6 @@ bfa_iocfc_reset_cbfn(void *bfa_arg)
 	bfa_isr_enable(bfa);
 }
 
-
 /*
  * Query IOC memory requirement information.
  */
@@ -1178,6 +1461,12 @@ bfa_iocfc_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
 	INIT_LIST_HEAD(&bfa->comp_q);
 	for (i = 0; i < BFI_IOC_MAX_CQS; i++)
 		INIT_LIST_HEAD(&bfa->reqq_waitq[i]);
+
+	bfa->iocfc.cb_reqd = BFA_FALSE;
+	bfa->iocfc.op_status = BFA_STATUS_OK;
+	bfa->iocfc.submod_enabled = BFA_FALSE;
+
+	bfa_fsm_set_state(&bfa->iocfc, bfa_iocfc_sm_stopped);
 }
 
 /*
@@ -1186,8 +1475,7 @@ bfa_iocfc_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
 void
 bfa_iocfc_init(struct bfa_s *bfa)
 {
-	bfa->iocfc.action = BFA_IOCFC_ACT_INIT;
-	bfa_ioc_enable(&bfa->ioc);
+	bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_INIT);
 }
 
 /*
@@ -1197,8 +1485,7 @@ bfa_iocfc_init(struct bfa_s *bfa)
 void
 bfa_iocfc_start(struct bfa_s *bfa)
 {
-	if (bfa->iocfc.cfgdone)
-		bfa_iocfc_start_submod(bfa);
+	bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_START);
 }
 
 /*
@@ -1208,12 +1495,8 @@ bfa_iocfc_start(struct bfa_s *bfa)
 void
 bfa_iocfc_stop(struct bfa_s *bfa)
 {
-	bfa->iocfc.action = BFA_IOCFC_ACT_STOP;
-
 	bfa->queue_process = BFA_FALSE;
-	bfa_dconf_modexit(bfa);
-	if (BFA_DCONF_MOD(bfa)->flashdone == BFA_TRUE)
-		bfa_ioc_disable(&bfa->ioc);
+	bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_STOP);
 }
 
 void
@@ -1233,13 +1516,9 @@ bfa_iocfc_isr(void *bfaarg, struct bfi_mbmsg_s *m)
 	case BFI_IOCFC_I2H_UPDATEQ_RSP:
 		iocfc->updateq_cbfn(iocfc->updateq_cbarg, BFA_STATUS_OK);
 		break;
-	case BFI_IOCFC_I2H_FAA_ENABLE_RSP:
-		bfa_faa_enable_reply(iocfc,
-			(struct bfi_faa_en_dis_rsp_s *)msg);
-		break;
-	case BFI_IOCFC_I2H_FAA_DISABLE_RSP:
-		bfa_faa_disable_reply(iocfc,
-			(struct bfi_faa_en_dis_rsp_s *)msg);
+	case BFI_IOCFC_I2H_ADDR_MSG:
+		bfa_iocfc_process_faa_addr(bfa,
+				(struct bfi_faa_addr_msg_s *)msg);
 		break;
 	case BFI_IOCFC_I2H_FAA_QUERY_RSP:
 		bfa_faa_query_reply(iocfc, (bfi_faa_query_rsp_t *)msg);
@@ -1313,8 +1592,8 @@ bfa_iocfc_enable(struct bfa_s *bfa)
 {
 	bfa_plog_str(bfa->plog, BFA_PL_MID_HAL, BFA_PL_EID_MISC, 0,
 		     "IOC Enable");
-	bfa->iocfc.action = BFA_IOCFC_ACT_ENABLE;
-	bfa_ioc_enable(&bfa->ioc);
+	bfa->iocfc.cb_reqd = BFA_TRUE;
+	bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_ENABLE);
 }
 
 void
@@ -1322,17 +1601,16 @@ bfa_iocfc_disable(struct bfa_s *bfa)
 {
 	bfa_plog_str(bfa->plog, BFA_PL_MID_HAL, BFA_PL_EID_MISC, 0,
 		     "IOC Disable");
-	bfa->iocfc.action = BFA_IOCFC_ACT_DISABLE;
 
 	bfa->queue_process = BFA_FALSE;
-	bfa_ioc_disable(&bfa->ioc);
+	bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_DISABLE);
 }
 
-
 bfa_boolean_t
 bfa_iocfc_is_operational(struct bfa_s *bfa)
 {
-	return bfa_ioc_is_operational(&bfa->ioc) && bfa->iocfc.cfgdone;
+	return bfa_ioc_is_operational(&bfa->ioc) &&
+		bfa_fsm_cmp_state(&bfa->iocfc, bfa_iocfc_sm_operational);
 }
 
 /*
@@ -1574,16 +1852,6 @@ bfa_comp_free(struct bfa_s *bfa, struct list_head *comp_q)
 	}
 }
 
-void
-bfa_iocfc_cb_dconf_modinit(struct bfa_s *bfa, bfa_status_t status)
-{
-	if (bfa->iocfc.action == BFA_IOCFC_ACT_INIT) {
-		if (bfa->iocfc.cfgdone == BFA_TRUE)
-			bfa_cb_queue(bfa, &bfa->iocfc.init_hcb_qe,
-				bfa_iocfc_init_cb, bfa);
-	}
-}
-
 /*
  * Return the list of PCI vendor/device id lists supported by this
  * BFA instance.
diff --git a/drivers/scsi/bfa/bfa_defs_svc.h b/drivers/scsi/bfa/bfa_defs_svc.h
index cb07c62..36756ce 100644
--- a/drivers/scsi/bfa/bfa_defs_svc.h
+++ b/drivers/scsi/bfa/bfa_defs_svc.h
@@ -52,7 +52,7 @@ struct bfa_iocfc_fwcfg_s {
 	u16		num_uf_bufs;	/*  unsolicited recv buffers	*/
 	u8		num_cqs;
 	u8		fw_tick_res;	/*  FW clock resolution in ms */
-	u8		rsvd[2];
+	u8		rsvd[6];
 };
 #pragma pack()
 
diff --git a/drivers/scsi/bfa/bfa_ioc.c b/drivers/scsi/bfa/bfa_ioc.c
index 3164f7b..56cf3f6 100644
--- a/drivers/scsi/bfa/bfa_ioc.c
+++ b/drivers/scsi/bfa/bfa_ioc.c
@@ -88,7 +88,6 @@ static void bfa_ioc_hb_monitor(struct bfa_ioc_s *ioc);
 static void bfa_ioc_mbox_poll(struct bfa_ioc_s *ioc);
 static void bfa_ioc_mbox_flush(struct bfa_ioc_s *ioc);
 static void bfa_ioc_recover(struct bfa_ioc_s *ioc);
-static void bfa_ioc_check_attr_wwns(struct bfa_ioc_s *ioc);
 static void bfa_ioc_event_notify(struct bfa_ioc_s *ioc ,
 				enum bfa_ioc_event_e event);
 static void bfa_ioc_disable_comp(struct bfa_ioc_s *ioc);
@@ -113,7 +112,6 @@ enum ioc_event {
 	IOC_E_HWERROR		= 10,	/*  hardware error interrupt	*/
 	IOC_E_TIMEOUT		= 11,	/*  timeout			*/
 	IOC_E_HWFAILED		= 12,	/*  PCI mapping failure notice	*/
-	IOC_E_FWRSP_ACQ_ADDR	= 13,	/*  Acquiring address		*/
 };
 
 bfa_fsm_state_decl(bfa_ioc, uninit, struct bfa_ioc_s, enum ioc_event);
@@ -126,7 +124,6 @@ bfa_fsm_state_decl(bfa_ioc, fail, struct bfa_ioc_s, enum ioc_event);
 bfa_fsm_state_decl(bfa_ioc, disabling, struct bfa_ioc_s, enum ioc_event);
 bfa_fsm_state_decl(bfa_ioc, disabled, struct bfa_ioc_s, enum ioc_event);
 bfa_fsm_state_decl(bfa_ioc, hwfail, struct bfa_ioc_s, enum ioc_event);
-bfa_fsm_state_decl(bfa_ioc, acq_addr, struct bfa_ioc_s, enum ioc_event);
 
 static struct bfa_sm_table_s ioc_sm_table[] = {
 	{BFA_SM(bfa_ioc_sm_uninit), BFA_IOC_UNINIT},
@@ -139,7 +136,6 @@ static struct bfa_sm_table_s ioc_sm_table[] = {
 	{BFA_SM(bfa_ioc_sm_disabling), BFA_IOC_DISABLING},
 	{BFA_SM(bfa_ioc_sm_disabled), BFA_IOC_DISABLED},
 	{BFA_SM(bfa_ioc_sm_hwfail), BFA_IOC_HWFAIL},
-	{BFA_SM(bfa_ioc_sm_acq_addr), BFA_IOC_ACQ_ADDR},
 };
 
 /*
@@ -370,17 +366,9 @@ bfa_ioc_sm_getattr(struct bfa_ioc_s *ioc, enum ioc_event event)
 	switch (event) {
 	case IOC_E_FWRSP_GETATTR:
 		bfa_ioc_timer_stop(ioc);
-		bfa_ioc_check_attr_wwns(ioc);
-		bfa_ioc_hb_monitor(ioc);
 		bfa_fsm_set_state(ioc, bfa_ioc_sm_op);
 		break;
 
-	case IOC_E_FWRSP_ACQ_ADDR:
-		bfa_ioc_timer_stop(ioc);
-		bfa_ioc_hb_monitor(ioc);
-		bfa_fsm_set_state(ioc, bfa_ioc_sm_acq_addr);
-		break;
-
 	case IOC_E_PFFAILED:
 	case IOC_E_HWERROR:
 		bfa_ioc_timer_stop(ioc);
@@ -405,51 +393,6 @@ bfa_ioc_sm_getattr(struct bfa_ioc_s *ioc, enum ioc_event event)
 	}
 }
 
-/*
- * Acquiring address from fabric (entry function)
- */
-static void
-bfa_ioc_sm_acq_addr_entry(struct bfa_ioc_s *ioc)
-{
-}
-
-/*
- *	Acquiring address from the fabric
- */
-static void
-bfa_ioc_sm_acq_addr(struct bfa_ioc_s *ioc, enum ioc_event event)
-{
-	bfa_trc(ioc, event);
-
-	switch (event) {
-	case IOC_E_FWRSP_GETATTR:
-		bfa_ioc_check_attr_wwns(ioc);
-		bfa_fsm_set_state(ioc, bfa_ioc_sm_op);
-		break;
-
-	case IOC_E_PFFAILED:
-	case IOC_E_HWERROR:
-		bfa_hb_timer_stop(ioc);
-	case IOC_E_HBFAIL:
-		ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_IOC_FAILURE);
-		bfa_fsm_set_state(ioc, bfa_ioc_sm_fail);
-		if (event != IOC_E_PFFAILED)
-			bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_GETATTRFAIL);
-		break;
-
-	case IOC_E_DISABLE:
-		bfa_hb_timer_stop(ioc);
-		bfa_fsm_set_state(ioc, bfa_ioc_sm_disabling);
-		break;
-
-	case IOC_E_ENABLE:
-		break;
-
-	default:
-		bfa_sm_fault(ioc, event);
-	}
-}
-
 static void
 bfa_ioc_sm_op_entry(struct bfa_ioc_s *ioc)
 {
@@ -457,6 +400,7 @@ bfa_ioc_sm_op_entry(struct bfa_ioc_s *ioc)
 
 	ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_OK);
 	bfa_ioc_event_notify(ioc, BFA_IOC_E_ENABLED);
+	bfa_ioc_hb_monitor(ioc);
 	BFA_LOG(KERN_INFO, bfad, bfa_log_level, "IOC enabled\n");
 	bfa_ioc_aen_post(ioc, BFA_IOC_AEN_ENABLE);
 }
@@ -2156,10 +2100,6 @@ bfa_ioc_isr(struct bfa_ioc_s *ioc, struct bfi_mbmsg_s *m)
 		bfa_ioc_getattr_reply(ioc);
 		break;
 
-	case BFI_IOC_I2H_ACQ_ADDR_REPLY:
-		bfa_fsm_send_event(ioc, IOC_E_FWRSP_ACQ_ADDR);
-		break;
-
 	default:
 		bfa_trc(ioc, msg->mh.msg_id);
 		WARN_ON(1);
@@ -2450,15 +2390,6 @@ bfa_ioc_is_disabled(struct bfa_ioc_s *ioc)
 }
 
 /*
- * Return TRUE if IOC is in acquiring address state
- */
-bfa_boolean_t
-bfa_ioc_is_acq_addr(struct bfa_ioc_s *ioc)
-{
-	return bfa_fsm_cmp_state(ioc, bfa_ioc_sm_acq_addr);
-}
-
-/*
  * return true if IOC firmware is different.
  */
 bfa_boolean_t
@@ -2950,17 +2881,6 @@ bfa_ioc_recover(struct bfa_ioc_s *ioc)
 	bfa_fsm_send_event(ioc, IOC_E_HBFAIL);
 }
 
-static void
-bfa_ioc_check_attr_wwns(struct bfa_ioc_s *ioc)
-{
-	if (bfa_ioc_get_type(ioc) == BFA_IOC_TYPE_LL)
-		return;
-	if (ioc->attr->nwwn == 0)
-		bfa_ioc_aen_post(ioc, BFA_IOC_AEN_INVALID_NWWN);
-	if (ioc->attr->pwwn == 0)
-		bfa_ioc_aen_post(ioc, BFA_IOC_AEN_INVALID_PWWN);
-}
-
 /*
  *  BFA IOC PF private functions
  */
@@ -5675,24 +5595,27 @@ bfa_dconf_sm_uninit(struct bfa_dconf_mod_s *dconf, enum bfa_dconf_event event)
 	case BFA_DCONF_SM_INIT:
 		if (dconf->min_cfg) {
 			bfa_trc(dconf->bfa, dconf->min_cfg);
+			bfa_fsm_send_event(&dconf->bfa->iocfc,
+					IOCFC_E_DCONF_DONE);
 			return;
 		}
 		bfa_sm_set_state(dconf, bfa_dconf_sm_flash_read);
-		dconf->flashdone = BFA_FALSE;
-		bfa_trc(dconf->bfa, dconf->flashdone);
+		bfa_timer_start(dconf->bfa, &dconf->timer,
+			bfa_dconf_timer, dconf, BFA_DCONF_UPDATE_TOV);
 		bfa_status = bfa_flash_read_part(BFA_FLASH(dconf->bfa),
 					BFA_FLASH_PART_DRV, dconf->instance,
 					dconf->dconf,
 					sizeof(struct bfa_dconf_s), 0,
 					bfa_dconf_init_cb, dconf->bfa);
 		if (bfa_status != BFA_STATUS_OK) {
+			bfa_timer_stop(&dconf->timer);
 			bfa_dconf_init_cb(dconf->bfa, BFA_STATUS_FAILED);
 			bfa_sm_set_state(dconf, bfa_dconf_sm_uninit);
 			return;
 		}
 		break;
 	case BFA_DCONF_SM_EXIT:
-		dconf->flashdone = BFA_TRUE;
+		bfa_fsm_send_event(&dconf->bfa->iocfc, IOCFC_E_DCONF_DONE);
 	case BFA_DCONF_SM_IOCDISABLE:
 	case BFA_DCONF_SM_WR:
 	case BFA_DCONF_SM_FLASH_COMP:
@@ -5713,15 +5636,20 @@ bfa_dconf_sm_flash_read(struct bfa_dconf_mod_s *dconf,
 
 	switch (event) {
 	case BFA_DCONF_SM_FLASH_COMP:
+		bfa_timer_stop(&dconf->timer);
 		bfa_sm_set_state(dconf, bfa_dconf_sm_ready);
 		break;
 	case BFA_DCONF_SM_TIMEOUT:
 		bfa_sm_set_state(dconf, bfa_dconf_sm_ready);
+		bfa_fsm_send_event(&dconf->bfa->iocfc, IOCFC_E_IOC_FAILED);
 		break;
 	case BFA_DCONF_SM_EXIT:
-		dconf->flashdone = BFA_TRUE;
-		bfa_trc(dconf->bfa, dconf->flashdone);
+		bfa_timer_stop(&dconf->timer);
+		bfa_sm_set_state(dconf, bfa_dconf_sm_uninit);
+		bfa_fsm_send_event(&dconf->bfa->iocfc, IOCFC_E_DCONF_DONE);
+		break;
 	case BFA_DCONF_SM_IOCDISABLE:
+		bfa_timer_stop(&dconf->timer);
 		bfa_sm_set_state(dconf, bfa_dconf_sm_uninit);
 		break;
 	default:
@@ -5744,9 +5672,8 @@ bfa_dconf_sm_ready(struct bfa_dconf_mod_s *dconf, enum bfa_dconf_event event)
 		bfa_sm_set_state(dconf, bfa_dconf_sm_dirty);
 		break;
 	case BFA_DCONF_SM_EXIT:
-		dconf->flashdone = BFA_TRUE;
-		bfa_trc(dconf->bfa, dconf->flashdone);
 		bfa_sm_set_state(dconf, bfa_dconf_sm_uninit);
+		bfa_fsm_send_event(&dconf->bfa->iocfc, IOCFC_E_DCONF_DONE);
 		break;
 	case BFA_DCONF_SM_INIT:
 	case BFA_DCONF_SM_IOCDISABLE:
@@ -5808,9 +5735,7 @@ bfa_dconf_sm_final_sync(struct bfa_dconf_mod_s *dconf,
 		bfa_timer_stop(&dconf->timer);
 	case BFA_DCONF_SM_TIMEOUT:
 		bfa_sm_set_state(dconf, bfa_dconf_sm_uninit);
-		dconf->flashdone = BFA_TRUE;
-		bfa_trc(dconf->bfa, dconf->flashdone);
-		bfa_ioc_disable(&dconf->bfa->ioc);
+		bfa_fsm_send_event(&dconf->bfa->iocfc, IOCFC_E_DCONF_DONE);
 		break;
 	default:
 		bfa_sm_fault(dconf->bfa, event);
@@ -5857,8 +5782,8 @@ bfa_dconf_sm_iocdown_dirty(struct bfa_dconf_mod_s *dconf,
 		bfa_sm_set_state(dconf, bfa_dconf_sm_dirty);
 		break;
 	case BFA_DCONF_SM_EXIT:
-		dconf->flashdone = BFA_TRUE;
 		bfa_sm_set_state(dconf, bfa_dconf_sm_uninit);
+		bfa_fsm_send_event(&dconf->bfa->iocfc, IOCFC_E_DCONF_DONE);
 		break;
 	case BFA_DCONF_SM_IOCDISABLE:
 		break;
@@ -5899,11 +5824,6 @@ bfa_dconf_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
 	if (cfg->drvcfg.min_cfg) {
 		bfa_mem_kva_curp(dconf) += sizeof(struct bfa_dconf_hdr_s);
 		dconf->min_cfg = BFA_TRUE;
-		/*
-		 * Set the flashdone flag to TRUE explicitly as no flash
-		 * write will happen in min_cfg mode.
-		 */
-		dconf->flashdone = BFA_TRUE;
 	} else {
 		dconf->min_cfg = BFA_FALSE;
 		bfa_mem_kva_curp(dconf) += sizeof(struct bfa_dconf_s);
@@ -5919,9 +5839,7 @@ bfa_dconf_init_cb(void *arg, bfa_status_t status)
 	struct bfa_s *bfa = arg;
 	struct bfa_dconf_mod_s *dconf = BFA_DCONF_MOD(bfa);
 
-	dconf->flashdone = BFA_TRUE;
-	bfa_trc(bfa, dconf->flashdone);
-	bfa_iocfc_cb_dconf_modinit(bfa, status);
+	bfa_sm_send_event(dconf, BFA_DCONF_SM_FLASH_COMP);
 	if (status == BFA_STATUS_OK) {
 		bfa_dconf_read_data_valid(bfa) = BFA_TRUE;
 		if (dconf->dconf->hdr.signature != BFI_DCONF_SIGNATURE)
@@ -5929,7 +5847,7 @@ bfa_dconf_init_cb(void *arg, bfa_status_t status)
 		if (dconf->dconf->hdr.version != BFI_DCONF_VERSION)
 			dconf->dconf->hdr.version = BFI_DCONF_VERSION;
 	}
-	bfa_sm_send_event(dconf, BFA_DCONF_SM_FLASH_COMP);
+	bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_DCONF_DONE);
 }
 
 void
@@ -6011,7 +5929,5 @@ void
 bfa_dconf_modexit(struct bfa_s *bfa)
 {
 	struct bfa_dconf_mod_s *dconf = BFA_DCONF_MOD(bfa);
-	BFA_DCONF_MOD(bfa)->flashdone = BFA_FALSE;
-	bfa_trc(bfa, BFA_DCONF_MOD(bfa)->flashdone);
 	bfa_sm_send_event(dconf, BFA_DCONF_SM_EXIT);
 }
diff --git a/drivers/scsi/bfa/bfa_ioc.h b/drivers/scsi/bfa/bfa_ioc.h
index 546d46b..1a99d4b 100644
--- a/drivers/scsi/bfa/bfa_ioc.h
+++ b/drivers/scsi/bfa/bfa_ioc.h
@@ -373,6 +373,22 @@ struct bfa_cb_qe_s {
 };
 
 /*
+ * IOCFC state machine definitions/declarations
+ */
+enum iocfc_event {
+	IOCFC_E_INIT		= 1,	/* IOCFC init request		*/
+	IOCFC_E_START		= 2,	/* IOCFC mod start request	*/
+	IOCFC_E_STOP		= 3,	/* IOCFC stop request		*/
+	IOCFC_E_ENABLE		= 4,	/* IOCFC enable request		*/
+	IOCFC_E_DISABLE		= 5,	/* IOCFC disable request	*/
+	IOCFC_E_IOC_ENABLED	= 6,	/* IOC enabled message		*/
+	IOCFC_E_IOC_DISABLED	= 7,	/* IOC disabled message		*/
+	IOCFC_E_IOC_FAILED	= 8,	/* failure notice by IOC sm	*/
+	IOCFC_E_DCONF_DONE	= 9,	/* dconf read/write done	*/
+	IOCFC_E_CFG_DONE	= 10,	/* IOCFC config complete	*/
+};
+
+/*
  * ASIC block configurtion related
  */
 
@@ -706,7 +722,6 @@ struct bfa_dconf_s {
 struct bfa_dconf_mod_s {
 	bfa_sm_t		sm;
 	u8			instance;
-	bfa_boolean_t		flashdone;
 	bfa_boolean_t		read_data_valid;
 	bfa_boolean_t		min_cfg;
 	struct bfa_timer_s	timer;
diff --git a/drivers/scsi/bfa/bfa_svc.c b/drivers/scsi/bfa/bfa_svc.c
index aa8a0ea..f92a85f 100644
--- a/drivers/scsi/bfa/bfa_svc.c
+++ b/drivers/scsi/bfa/bfa_svc.c
@@ -3825,8 +3825,6 @@ bfa_fcport_get_attr(struct bfa_s *bfa, struct bfa_port_attr_s *attr)
 			attr->port_state = BFA_PORT_ST_IOCDIS;
 		else if (bfa_ioc_fw_mismatch(&fcport->bfa->ioc))
 			attr->port_state = BFA_PORT_ST_FWMISMATCH;
-		else if (bfa_ioc_is_acq_addr(&fcport->bfa->ioc))
-			attr->port_state = BFA_PORT_ST_ACQ_ADDR;
 	}
 
 	/* FCoE vlan */
diff --git a/drivers/scsi/bfa/bfa_svc.h b/drivers/scsi/bfa/bfa_svc.h
index b52cbb6..f300675 100644
--- a/drivers/scsi/bfa/bfa_svc.h
+++ b/drivers/scsi/bfa/bfa_svc.h
@@ -663,10 +663,6 @@ void bfa_cb_lps_fdisclogo_comp(void *bfad, void *uarg);
 void bfa_cb_lps_cvl_event(void *bfad, void *uarg);
 
 /* FAA specific APIs */
-bfa_status_t bfa_faa_enable(struct bfa_s *bfa,
-			bfa_cb_iocfc_t cbfn, void *cbarg);
-bfa_status_t bfa_faa_disable(struct bfa_s *bfa,
-			bfa_cb_iocfc_t cbfn, void *cbarg);
 bfa_status_t bfa_faa_query(struct bfa_s *bfa, struct bfa_faa_attr_s *attr,
 			bfa_cb_iocfc_t cbfn, void *cbarg);
 
diff --git a/drivers/scsi/bfa/bfad_bsg.c b/drivers/scsi/bfa/bfad_bsg.c
index f62cf49..31a1d8a 100644
--- a/drivers/scsi/bfa/bfad_bsg.c
+++ b/drivers/scsi/bfa/bfad_bsg.c
@@ -1288,50 +1288,6 @@ out:
 }
 
 int
-bfad_iocmd_faa_enable(struct bfad_s *bfad, void *cmd)
-{
-	struct bfa_bsg_gen_s *iocmd = (struct bfa_bsg_gen_s *)cmd;
-	unsigned long   flags;
-	struct bfad_hal_comp    fcomp;
-
-	init_completion(&fcomp.comp);
-	iocmd->status = BFA_STATUS_OK;
-	spin_lock_irqsave(&bfad->bfad_lock, flags);
-	iocmd->status = bfa_faa_enable(&bfad->bfa, bfad_hcb_comp, &fcomp);
-	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
-
-	if (iocmd->status != BFA_STATUS_OK)
-		goto out;
-
-	wait_for_completion(&fcomp.comp);
-	iocmd->status = fcomp.status;
-out:
-	return 0;
-}
-
-int
-bfad_iocmd_faa_disable(struct bfad_s *bfad, void *cmd)
-{
-	struct bfa_bsg_gen_s *iocmd = (struct bfa_bsg_gen_s *)cmd;
-	unsigned long   flags;
-	struct bfad_hal_comp    fcomp;
-
-	init_completion(&fcomp.comp);
-	iocmd->status = BFA_STATUS_OK;
-	spin_lock_irqsave(&bfad->bfad_lock, flags);
-	iocmd->status = bfa_faa_disable(&bfad->bfa, bfad_hcb_comp, &fcomp);
-	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
-
-	if (iocmd->status != BFA_STATUS_OK)
-		goto out;
-
-	wait_for_completion(&fcomp.comp);
-	iocmd->status = fcomp.status;
-out:
-	return 0;
-}
-
-int
 bfad_iocmd_faa_query(struct bfad_s *bfad, void *cmd)
 {
 	struct bfa_bsg_faa_attr_s *iocmd = (struct bfa_bsg_faa_attr_s *)cmd;
@@ -2636,12 +2592,6 @@ bfad_iocmd_handler(struct bfad_s *bfad, unsigned int cmd, void *iocmd,
 	case IOCMD_FLASH_DISABLE_OPTROM:
 		rc = bfad_iocmd_ablk_optrom(bfad, cmd, iocmd);
 		break;
-	case IOCMD_FAA_ENABLE:
-		rc = bfad_iocmd_faa_enable(bfad, iocmd);
-		break;
-	case IOCMD_FAA_DISABLE:
-		rc = bfad_iocmd_faa_disable(bfad, iocmd);
-		break;
 	case IOCMD_FAA_QUERY:
 		rc = bfad_iocmd_faa_query(bfad, iocmd);
 		break;
diff --git a/drivers/scsi/bfa/bfad_bsg.h b/drivers/scsi/bfa/bfad_bsg.h
index e859adb..17ad672 100644
--- a/drivers/scsi/bfa/bfad_bsg.h
+++ b/drivers/scsi/bfa/bfad_bsg.h
@@ -83,8 +83,6 @@ enum {
 	IOCMD_PORT_CFG_MODE,
 	IOCMD_FLASH_ENABLE_OPTROM,
 	IOCMD_FLASH_DISABLE_OPTROM,
-	IOCMD_FAA_ENABLE,
-	IOCMD_FAA_DISABLE,
 	IOCMD_FAA_QUERY,
 	IOCMD_CEE_GET_ATTR,
 	IOCMD_CEE_GET_STATS,
diff --git a/drivers/scsi/bfa/bfi_ms.h b/drivers/scsi/bfa/bfi_ms.h
index 0d9f1fb..d4220e1 100644
--- a/drivers/scsi/bfa/bfi_ms.h
+++ b/drivers/scsi/bfa/bfi_ms.h
@@ -28,17 +28,15 @@ enum bfi_iocfc_h2i_msgs {
 	BFI_IOCFC_H2I_CFG_REQ		= 1,
 	BFI_IOCFC_H2I_SET_INTR_REQ	= 2,
 	BFI_IOCFC_H2I_UPDATEQ_REQ	= 3,
-	BFI_IOCFC_H2I_FAA_ENABLE_REQ	= 4,
-	BFI_IOCFC_H2I_FAA_DISABLE_REQ	= 5,
-	BFI_IOCFC_H2I_FAA_QUERY_REQ	= 6,
+	BFI_IOCFC_H2I_FAA_QUERY_REQ	= 4,
+	BFI_IOCFC_H2I_ADDR_REQ		= 5,
 };
 
 enum bfi_iocfc_i2h_msgs {
 	BFI_IOCFC_I2H_CFG_REPLY		= BFA_I2HM(1),
 	BFI_IOCFC_I2H_UPDATEQ_RSP	= BFA_I2HM(3),
-	BFI_IOCFC_I2H_FAA_ENABLE_RSP	= BFA_I2HM(4),
-	BFI_IOCFC_I2H_FAA_DISABLE_RSP	= BFA_I2HM(5),
-	BFI_IOCFC_I2H_FAA_QUERY_RSP	= BFA_I2HM(6),
+	BFI_IOCFC_I2H_FAA_QUERY_RSP	= BFA_I2HM(4),
+	BFI_IOCFC_I2H_ADDR_MSG		= BFA_I2HM(5),
 };
 
 struct bfi_iocfc_cfg_s {
@@ -184,6 +182,13 @@ struct bfi_faa_en_dis_s {
 	struct bfi_mhdr_s mh;	/* common msg header    */
 };
 
+struct bfi_faa_addr_msg_s {
+	struct  bfi_mhdr_s mh;	/* common msg header	*/
+	u8	rsvd[4];
+	wwn_t	pwwn;		/* Fabric acquired PWWN	*/
+	wwn_t	nwwn;		/* Fabric acquired PWWN	*/
+};
+
 /*
  * BFI_IOCFC_H2I_FAA_QUERY_REQ message
  */
-- 
1.7.3.rc1

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