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path: root/drivers/scsi/bfa/bfa_fcs.c
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Diffstat (limited to 'drivers/scsi/bfa/bfa_fcs.c')
-rw-r--r--drivers/scsi/bfa/bfa_fcs.c240
1 files changed, 227 insertions, 13 deletions
diff --git a/drivers/scsi/bfa/bfa_fcs.c b/drivers/scsi/bfa/bfa_fcs.c
index eaac57e1ddec..d428808fb37e 100644
--- a/drivers/scsi/bfa/bfa_fcs.c
+++ b/drivers/scsi/bfa/bfa_fcs.c
@@ -76,6 +76,7 @@ bfa_fcs_attach(struct bfa_fcs_s *fcs, struct bfa_s *bfa, struct bfad_s *bfad,
fcs->bfa = bfa;
fcs->bfad = bfad;
fcs->min_cfg = min_cfg;
+ fcs->num_rport_logins = 0;
bfa->fcs = BFA_TRUE;
fcbuild_init();
@@ -119,6 +120,18 @@ bfa_fcs_update_cfg(struct bfa_fcs_s *fcs)
}
/*
+ * Stop FCS operations.
+ */
+void
+bfa_fcs_stop(struct bfa_fcs_s *fcs)
+{
+ bfa_wc_init(&fcs->wc, bfa_fcs_exit_comp, fcs);
+ bfa_wc_up(&fcs->wc);
+ bfa_fcs_fabric_modstop(fcs);
+ bfa_wc_wait(&fcs->wc);
+}
+
+/*
* fcs pbc vport initialization
*/
void
@@ -153,6 +166,7 @@ bfa_fcs_driver_info_init(struct bfa_fcs_s *fcs,
fcs->driver_info = *driver_info;
bfa_fcs_fabric_psymb_init(&fcs->fabric);
+ bfa_fcs_fabric_nsymb_init(&fcs->fabric);
}
/*
@@ -213,6 +227,8 @@ static void bfa_fcs_fabric_notify_offline(struct bfa_fcs_fabric_s *fabric);
static void bfa_fcs_fabric_delay(void *cbarg);
static void bfa_fcs_fabric_delete(struct bfa_fcs_fabric_s *fabric);
static void bfa_fcs_fabric_delete_comp(void *cbarg);
+static void bfa_fcs_fabric_stop(struct bfa_fcs_fabric_s *fabric);
+static void bfa_fcs_fabric_stop_comp(void *cbarg);
static void bfa_fcs_fabric_process_uf(struct bfa_fcs_fabric_s *fabric,
struct fchs_s *fchs, u16 len);
static void bfa_fcs_fabric_process_flogi(struct bfa_fcs_fabric_s *fabric,
@@ -250,6 +266,10 @@ static void bfa_fcs_fabric_sm_isolated(struct bfa_fcs_fabric_s *fabric,
enum bfa_fcs_fabric_event event);
static void bfa_fcs_fabric_sm_deleting(struct bfa_fcs_fabric_s *fabric,
enum bfa_fcs_fabric_event event);
+static void bfa_fcs_fabric_sm_stopping(struct bfa_fcs_fabric_s *fabric,
+ enum bfa_fcs_fabric_event event);
+static void bfa_fcs_fabric_sm_cleanup(struct bfa_fcs_fabric_s *fabric,
+ enum bfa_fcs_fabric_event event);
/*
* Beginning state before fabric creation.
*/
@@ -283,16 +303,30 @@ 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:
@@ -317,16 +351,28 @@ 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:
@@ -334,6 +380,11 @@ bfa_fcs_fabric_sm_linkdown(struct bfa_fcs_fabric_s *fabric,
bfa_fcs_fabric_delete(fabric);
break;
+ case BFA_FCS_FABRIC_SM_STOP:
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_cleanup);
+ bfa_fcs_fabric_stop(fabric);
+ break;
+
default:
bfa_sm_fault(fabric->fcs, event);
}
@@ -570,14 +621,20 @@ 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:
@@ -585,6 +642,11 @@ bfa_fcs_fabric_sm_online(struct bfa_fcs_fabric_s *fabric,
bfa_fcs_fabric_delete(fabric);
break;
+ case BFA_FCS_FABRIC_SM_STOP:
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_stopping);
+ bfa_fcs_fabric_stop(fabric);
+ break;
+
case BFA_FCS_FABRIC_SM_AUTH_FAILED:
bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_auth_failed);
bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE);
@@ -682,7 +744,71 @@ bfa_fcs_fabric_sm_deleting(struct bfa_fcs_fabric_s *fabric,
}
}
+/*
+ * Fabric is being stopped, awaiting vport stop completions.
+ */
+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:
+ 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:
+ 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:
+ bfa_sm_fault(fabric->fcs, event);
+ }
+}
+
+/*
+ * Fabric is being stopped, cleanup without FLOGO
+ */
+static void
+bfa_fcs_fabric_sm_cleanup(struct bfa_fcs_fabric_s *fabric,
+ enum bfa_fcs_fabric_event event)
+{
+ bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+ bfa_trc(fabric->fcs, event);
+
+ switch (event) {
+ case BFA_FCS_FABRIC_SM_STOPCOMP:
+ case BFA_FCS_FABRIC_SM_LOGOCOMP:
+ bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_created);
+ bfa_wc_down(&(fabric->fcs)->wc);
+ break;
+
+ case BFA_FCS_FABRIC_SM_LINK_DOWN:
+ /*
+ * Ignore - can get this event if we get notified about IOC down
+ * before the fabric completion callbk is done.
+ */
+ break;
+ default:
+ bfa_sm_fault(fabric->fcs, event);
+ }
+}
/*
* fcs_fabric_private fabric private functions
@@ -760,6 +886,44 @@ bfa_fcs_fabric_psymb_init(struct bfa_fcs_fabric_s *fabric)
}
/*
+ * Node Symbolic Name Creation for base port and all vports
+ */
+void
+bfa_fcs_fabric_nsymb_init(struct bfa_fcs_fabric_s *fabric)
+{
+ struct bfa_lport_cfg_s *port_cfg = &fabric->bport.port_cfg;
+ char model[BFA_ADAPTER_MODEL_NAME_LEN] = {0};
+ struct bfa_fcs_driver_info_s *driver_info = &fabric->fcs->driver_info;
+
+ bfa_ioc_get_adapter_model(&fabric->fcs->bfa->ioc, model);
+
+ /* Model name/number */
+ strncpy((char *)&port_cfg->node_sym_name, model,
+ BFA_FCS_PORT_SYMBNAME_MODEL_SZ);
+ strncat((char *)&port_cfg->node_sym_name,
+ BFA_FCS_PORT_SYMBNAME_SEPARATOR,
+ sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR));
+
+ /* Driver Version */
+ strncat((char *)&port_cfg->node_sym_name, (char *)driver_info->version,
+ BFA_FCS_PORT_SYMBNAME_VERSION_SZ);
+ strncat((char *)&port_cfg->node_sym_name,
+ BFA_FCS_PORT_SYMBNAME_SEPARATOR,
+ sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR));
+
+ /* Host machine name */
+ strncat((char *)&port_cfg->node_sym_name,
+ (char *)driver_info->host_machine_name,
+ BFA_FCS_PORT_SYMBNAME_MACHINENAME_SZ);
+ strncat((char *)&port_cfg->node_sym_name,
+ BFA_FCS_PORT_SYMBNAME_SEPARATOR,
+ sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR));
+
+ /* null terminate */
+ port_cfg->node_sym_name.symname[BFA_SYMNAME_MAXLEN - 1] = 0;
+}
+
+/*
* bfa lps login completion callback
*/
void
@@ -852,9 +1016,6 @@ bfa_fcs_fabric_login(struct bfa_fcs_fabric_s *fabric)
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);
-
if (bfa_fcs_fabric_is_bbscn_enabled(fabric) &&
(!fabric->fcs->bbscn_flogi_rjt))
bb_scn = BFA_FCS_PORT_DEF_BB_SCN;
@@ -919,6 +1080,28 @@ bfa_fcs_fabric_delay(void *cbarg)
}
/*
+ * Stop all vports and wait for vport stop completions.
+ */
+static void
+bfa_fcs_fabric_stop(struct bfa_fcs_fabric_s *fabric)
+{
+ struct bfa_fcs_vport_s *vport;
+ struct list_head *qe, *qen;
+
+ bfa_wc_init(&fabric->stop_wc, bfa_fcs_fabric_stop_comp, fabric);
+
+ list_for_each_safe(qe, qen, &fabric->vport_q) {
+ vport = (struct bfa_fcs_vport_s *) qe;
+ bfa_wc_up(&fabric->stop_wc);
+ bfa_fcs_vport_fcs_stop(vport);
+ }
+
+ bfa_wc_up(&fabric->stop_wc);
+ bfa_fcs_lport_stop(&fabric->bport);
+ bfa_wc_wait(&fabric->stop_wc);
+}
+
+/*
* Computes operating BB_SCN value
*/
static u8
@@ -978,6 +1161,14 @@ bfa_fcs_fabric_delete_comp(void *cbarg)
bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_DELCOMP);
}
+static void
+bfa_fcs_fabric_stop_comp(void *cbarg)
+{
+ struct bfa_fcs_fabric_s *fabric = cbarg;
+
+ bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_STOPCOMP);
+}
+
/*
* fcs_fabric_public fabric public functions
*/
@@ -1039,6 +1230,19 @@ bfa_fcs_fabric_modexit(struct bfa_fcs_s *fcs)
}
/*
+ * Fabric module stop -- stop FCS actions
+ */
+void
+bfa_fcs_fabric_modstop(struct bfa_fcs_s *fcs)
+{
+ struct bfa_fcs_fabric_s *fabric;
+
+ bfa_trc(fcs, 0);
+ fabric = &fcs->fabric;
+ bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_STOP);
+}
+
+/*
* Fabric module start -- kick starts FCS actions
*/
void
@@ -1219,8 +1423,11 @@ bfa_fcs_fabric_uf_recv(struct bfa_fcs_fabric_s *fabric, struct fchs_s *fchs,
return;
}
}
- bfa_trc(fabric->fcs, els_cmd->els_code);
- bfa_fcs_lport_uf_recv(&fabric->bport, fchs, len);
+
+ if (!bfa_fcs_fabric_is_switched(fabric))
+ bfa_fcs_lport_uf_recv(&fabric->bport, fchs, len);
+
+ bfa_trc(fabric->fcs, fchs->type);
}
/*
@@ -1294,7 +1501,7 @@ bfa_fcs_fabric_send_flogi_acc(struct bfa_fcs_fabric_s *fabric)
u16 reqlen;
struct fchs_s fchs;
- fcxp = bfa_fcs_fcxp_alloc(fabric->fcs);
+ fcxp = bfa_fcs_fcxp_alloc(fabric->fcs, BFA_FALSE);
/*
* Do not expect this failure -- expect remote node to retry
*/
@@ -1387,6 +1594,13 @@ bfa_fcs_fabric_set_fabric_name(struct bfa_fcs_fabric_s *fabric,
}
}
+void
+bfa_cb_lps_flogo_comp(void *bfad, void *uarg)
+{
+ struct bfa_fcs_fabric_s *fabric = uarg;
+ bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LOGOCOMP);
+}
+
/*
* Returns FCS vf structure for a given vf_id.
*
generated by cgit v1.2.3 (git 2.39.1) at 2025-01-26 07:15:32 +0100