aboutsummaryrefslogtreecommitdiff
path: root/drivers/scsi/bfa/bfa_fcs.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/scsi/bfa/bfa_fcs.c')
-rw-r--r--drivers/scsi/bfa/bfa_fcs.c126
1 files changed, 57 insertions, 69 deletions
diff --git a/drivers/scsi/bfa/bfa_fcs.c b/drivers/scsi/bfa/bfa_fcs.c
index fd3e84d32bd..a3ab5cce420 100644
--- a/drivers/scsi/bfa/bfa_fcs.c
+++ b/drivers/scsi/bfa/bfa_fcs.c
@@ -240,9 +240,6 @@ static void bfa_fcs_fabric_flogiacc_comp(void *fcsarg,
u32 rsp_len,
u32 resid_len,
struct fchs_s *rspfchs);
-static u8 bfa_fcs_fabric_oper_bbscn(struct bfa_fcs_fabric_s *fabric);
-static bfa_boolean_t bfa_fcs_fabric_is_bbscn_enabled(
- struct bfa_fcs_fabric_s *fabric);
static void bfa_fcs_fabric_sm_uninit(struct bfa_fcs_fabric_s *fabric,
enum bfa_fcs_fabric_event event);
@@ -303,16 +300,30 @@ static void
bfa_fcs_fabric_sm_created(struct bfa_fcs_fabric_s *fabric,
enum bfa_fcs_fabric_event event)
{
+ struct bfa_s *bfa = fabric->fcs->bfa;
+
bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
bfa_trc(fabric->fcs, event);
switch (event) {
case BFA_FCS_FABRIC_SM_START:
- if (bfa_fcport_is_linkup(fabric->fcs->bfa)) {
+ if (!bfa_fcport_is_linkup(fabric->fcs->bfa)) {
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown);
+ break;
+ }
+ if (bfa_fcport_get_topology(bfa) ==
+ BFA_PORT_TOPOLOGY_LOOP) {
+ fabric->fab_type = BFA_FCS_FABRIC_LOOP;
+ fabric->bport.pid = bfa_fcport_get_myalpa(bfa);
+ fabric->bport.pid = bfa_hton3b(fabric->bport.pid);
+ bfa_sm_set_state(fabric,
+ bfa_fcs_fabric_sm_online);
+ bfa_fcs_fabric_set_opertype(fabric);
+ bfa_fcs_lport_online(&fabric->bport);
+ } else {
bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi);
bfa_fcs_fabric_login(fabric);
- } else
- bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown);
+ }
break;
case BFA_FCS_FABRIC_SM_LINK_UP:
@@ -337,16 +348,28 @@ static void
bfa_fcs_fabric_sm_linkdown(struct bfa_fcs_fabric_s *fabric,
enum bfa_fcs_fabric_event event)
{
+ struct bfa_s *bfa = fabric->fcs->bfa;
+
bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
bfa_trc(fabric->fcs, event);
switch (event) {
case BFA_FCS_FABRIC_SM_LINK_UP:
- bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi);
- bfa_fcs_fabric_login(fabric);
+ if (bfa_fcport_get_topology(bfa) != BFA_PORT_TOPOLOGY_LOOP) {
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi);
+ bfa_fcs_fabric_login(fabric);
+ break;
+ }
+ fabric->fab_type = BFA_FCS_FABRIC_LOOP;
+ fabric->bport.pid = bfa_fcport_get_myalpa(bfa);
+ fabric->bport.pid = bfa_hton3b(fabric->bport.pid);
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_online);
+ bfa_fcs_fabric_set_opertype(fabric);
+ bfa_fcs_lport_online(&fabric->bport);
break;
case BFA_FCS_FABRIC_SM_RETRY_OP:
+ case BFA_FCS_FABRIC_SM_LOOPBACK:
break;
case BFA_FCS_FABRIC_SM_DELETE:
@@ -378,8 +401,7 @@ bfa_fcs_fabric_sm_flogi(struct bfa_fcs_fabric_s *fabric,
case BFA_FCS_FABRIC_SM_CONT_OP:
bfa_fcport_set_tx_bbcredit(fabric->fcs->bfa,
- fabric->bb_credit,
- bfa_fcs_fabric_oper_bbscn(fabric));
+ fabric->bb_credit);
fabric->fab_type = BFA_FCS_FABRIC_SWITCHED;
if (fabric->auth_reqd && fabric->is_auth) {
@@ -407,8 +429,7 @@ bfa_fcs_fabric_sm_flogi(struct bfa_fcs_fabric_s *fabric,
case BFA_FCS_FABRIC_SM_NO_FABRIC:
fabric->fab_type = BFA_FCS_FABRIC_N2N;
bfa_fcport_set_tx_bbcredit(fabric->fcs->bfa,
- fabric->bb_credit,
- bfa_fcs_fabric_oper_bbscn(fabric));
+ fabric->bb_credit);
bfa_fcs_fabric_notify_online(fabric);
bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_nofabric);
break;
@@ -576,8 +597,7 @@ bfa_fcs_fabric_sm_nofabric(struct bfa_fcs_fabric_s *fabric,
case BFA_FCS_FABRIC_SM_NO_FABRIC:
bfa_trc(fabric->fcs, fabric->bb_credit);
bfa_fcport_set_tx_bbcredit(fabric->fcs->bfa,
- fabric->bb_credit,
- bfa_fcs_fabric_oper_bbscn(fabric));
+ fabric->bb_credit);
break;
case BFA_FCS_FABRIC_SM_RETRY_OP:
@@ -595,14 +615,20 @@ void
bfa_fcs_fabric_sm_online(struct bfa_fcs_fabric_s *fabric,
enum bfa_fcs_fabric_event event)
{
+ struct bfa_s *bfa = fabric->fcs->bfa;
+
bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
bfa_trc(fabric->fcs, event);
switch (event) {
case BFA_FCS_FABRIC_SM_LINK_DOWN:
bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown);
- bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE);
- bfa_fcs_fabric_notify_offline(fabric);
+ if (bfa_fcport_get_topology(bfa) == BFA_PORT_TOPOLOGY_LOOP) {
+ bfa_fcs_lport_offline(&fabric->bport);
+ } else {
+ bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE);
+ bfa_fcs_fabric_notify_offline(fabric);
+ }
break;
case BFA_FCS_FABRIC_SM_DELETE:
@@ -719,20 +745,29 @@ static void
bfa_fcs_fabric_sm_stopping(struct bfa_fcs_fabric_s *fabric,
enum bfa_fcs_fabric_event event)
{
+ struct bfa_s *bfa = fabric->fcs->bfa;
+
bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
bfa_trc(fabric->fcs, event);
switch (event) {
case BFA_FCS_FABRIC_SM_STOPCOMP:
- bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_cleanup);
- bfa_sm_send_event(fabric->lps, BFA_LPS_SM_LOGOUT);
+ if (bfa_fcport_get_topology(bfa) == BFA_PORT_TOPOLOGY_LOOP) {
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_created);
+ } else {
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_cleanup);
+ bfa_sm_send_event(fabric->lps, BFA_LPS_SM_LOGOUT);
+ }
break;
case BFA_FCS_FABRIC_SM_LINK_UP:
break;
case BFA_FCS_FABRIC_SM_LINK_DOWN:
- bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_cleanup);
+ if (bfa_fcport_get_topology(bfa) == BFA_PORT_TOPOLOGY_LOOP)
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_created);
+ else
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_cleanup);
break;
default:
@@ -924,10 +959,6 @@ bfa_cb_lps_flogi_comp(void *bfad, void *uarg, bfa_status_t status)
case BFA_STATUS_FABRIC_RJT:
fabric->stats.flogi_rejects++;
- if (fabric->lps->lsrjt_rsn == FC_LS_RJT_RSN_LOGICAL_ERROR &&
- fabric->lps->lsrjt_expl == FC_LS_RJT_EXP_NO_ADDL_INFO)
- fabric->fcs->bbscn_flogi_rjt = BFA_TRUE;
-
bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP);
return;
@@ -973,17 +1004,11 @@ bfa_fcs_fabric_login(struct bfa_fcs_fabric_s *fabric)
{
struct bfa_s *bfa = fabric->fcs->bfa;
struct bfa_lport_cfg_s *pcfg = &fabric->bport.port_cfg;
- u8 alpa = 0, bb_scn = 0;
-
- if (bfa_fcport_get_topology(bfa) == BFA_PORT_TOPOLOGY_LOOP)
- alpa = bfa_fcport_get_myalpa(bfa);
+ u8 alpa = 0;
- if (bfa_fcs_fabric_is_bbscn_enabled(fabric) &&
- (!fabric->fcs->bbscn_flogi_rjt))
- bb_scn = BFA_FCS_PORT_DEF_BB_SCN;
bfa_lps_flogi(fabric->lps, fabric, alpa, bfa_fcport_get_maxfrsize(bfa),
- pcfg->pwwn, pcfg->nwwn, fabric->auth_reqd, bb_scn);
+ pcfg->pwwn, pcfg->nwwn, fabric->auth_reqd);
fabric->stats.flogi_sent++;
}
@@ -1064,40 +1089,6 @@ bfa_fcs_fabric_stop(struct bfa_fcs_fabric_s *fabric)
}
/*
- * Computes operating BB_SCN value
- */
-static u8
-bfa_fcs_fabric_oper_bbscn(struct bfa_fcs_fabric_s *fabric)
-{
- u8 pr_bbscn = fabric->lps->pr_bbscn;
- struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(fabric->fcs->bfa);
-
- if (!(fcport->cfg.bb_scn_state && pr_bbscn))
- return 0;
-
- /* return max of local/remote bb_scn values */
- return ((pr_bbscn > BFA_FCS_PORT_DEF_BB_SCN) ?
- pr_bbscn : BFA_FCS_PORT_DEF_BB_SCN);
-}
-
-/*
- * Check if BB_SCN can be enabled.
- */
-static bfa_boolean_t
-bfa_fcs_fabric_is_bbscn_enabled(struct bfa_fcs_fabric_s *fabric)
-{
- struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(fabric->fcs->bfa);
-
- if (bfa_ioc_get_fcmode(&fabric->fcs->bfa->ioc) &&
- fcport->cfg.bb_scn_state &&
- !bfa_fcport_is_qos_enabled(fabric->fcs->bfa) &&
- !bfa_fcport_is_trunk_enabled(fabric->fcs->bfa))
- return BFA_TRUE;
- else
- return BFA_FALSE;
-}
-
-/*
* Delete all vports and wait for vport delete completions.
*/
static void
@@ -1235,7 +1226,6 @@ void
bfa_fcs_fabric_link_down(struct bfa_fcs_fabric_s *fabric)
{
bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
- fabric->fcs->bbscn_flogi_rjt = BFA_FALSE;
bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LINK_DOWN);
}
@@ -1442,7 +1432,6 @@ bfa_fcs_fabric_process_flogi(struct bfa_fcs_fabric_s *fabric,
}
fabric->bb_credit = be16_to_cpu(flogi->csp.bbcred);
- fabric->lps->pr_bbscn = (be16_to_cpu(flogi->csp.rxsz) >> 12);
bport->port_topo.pn2n.rem_port_wwn = flogi->port_name;
bport->port_topo.pn2n.reply_oxid = fchs->ox_id;
@@ -1475,8 +1464,7 @@ bfa_fcs_fabric_send_flogi_acc(struct bfa_fcs_fabric_s *fabric)
n2n_port->reply_oxid, pcfg->pwwn,
pcfg->nwwn,
bfa_fcport_get_maxfrsize(bfa),
- bfa_fcport_get_rx_bbcredit(bfa),
- bfa_fcs_fabric_oper_bbscn(fabric));
+ bfa_fcport_get_rx_bbcredit(bfa), 0);
bfa_fcxp_send(fcxp, NULL, fabric->vf_id, fabric->lps->bfa_tag,
BFA_FALSE, FC_CLASS_3,
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-21 10:16:32 +0000