1 files changed, 53 insertions, 13 deletions

diff --git a/drivers/scsi/bfa/bfa_fcs.h b/drivers/scsi/bfa/bfa_fcs.h
index 51c9e134571..6c4377cb287 100644
--- a/drivers/scsi/bfa/bfa_fcs.h
+++ b/drivers/scsi/bfa/bfa_fcs.h
@@ -62,9 +62,9 @@ struct bfa_fcs_s;
 #define N2N_LOCAL_PID       0x010000
 #define N2N_REMOTE_PID          0x020000
 #define BFA_FCS_RETRY_TIMEOUT 2000
+#define BFA_FCS_MAX_NS_RETRIES 5
 #define BFA_FCS_PID_IS_WKA(pid)  ((bfa_ntoh3b(pid) > 0xFFF000) ?  1 : 0)
-
-
+#define BFA_FCS_MAX_RPORT_LOGINS 1024
 
 struct bfa_fcs_lport_ns_s {
         bfa_sm_t        sm;             /*  state machine */
@@ -72,6 +72,8 @@ struct bfa_fcs_lport_ns_s {
         struct bfa_fcs_lport_s *port;   /*  parent port */
         struct bfa_fcxp_s *fcxp;
         struct bfa_fcxp_wqe_s fcxp_wqe;
+        u8      num_rnnid_retries;
+        u8      num_rsnn_nn_retries;
 };
 
 
@@ -205,6 +207,7 @@ struct bfa_fcs_fabric_s {
         struct bfa_lps_s        *lps;   /*  lport login services        */
         u8      fabric_ip_addr[BFA_FCS_FABRIC_IPADDR_SZ];
                                         /*  attached fabric's ip addr  */
+        struct bfa_wc_s stop_wc;        /*  wait counter for stop */
 };
 
 #define bfa_fcs_fabric_npiv_capable(__f)    ((__f)->is_npiv)
@@ -264,6 +267,7 @@ struct bfa_fcs_fabric_s;
 #define bfa_fcs_lport_get_pwwn(_lport)  ((_lport)->port_cfg.pwwn)
 #define bfa_fcs_lport_get_nwwn(_lport)  ((_lport)->port_cfg.nwwn)
 #define bfa_fcs_lport_get_psym_name(_lport)     ((_lport)->port_cfg.sym_name)
+#define bfa_fcs_lport_get_nsym_name(_lport) ((_lport)->port_cfg.node_sym_name)
 #define bfa_fcs_lport_is_initiator(_lport)                      \
         ((_lport)->port_cfg.roles & BFA_LPORT_ROLE_FCP_IM)
 #define bfa_fcs_lport_get_nrports(_lport)       \
@@ -286,9 +290,8 @@ bfa_fcs_lport_get_drvport(struct bfa_fcs_lport_s *port)
 
 bfa_boolean_t   bfa_fcs_lport_is_online(struct bfa_fcs_lport_s *port);
 struct bfa_fcs_lport_s *bfa_fcs_get_base_port(struct bfa_fcs_s *fcs);
-void bfa_fcs_lport_get_rports(struct bfa_fcs_lport_s *port,
-                              wwn_t rport_wwns[], int *nrports);
-
+void bfa_fcs_lport_get_rport_quals(struct bfa_fcs_lport_s *port,
+                        struct bfa_rport_qualifier_s rport[], int *nrports);
 wwn_t bfa_fcs_lport_get_rport(struct bfa_fcs_lport_s *port, wwn_t wwn,
                               int index, int nrports, bfa_boolean_t bwwn);
 
@@ -324,12 +327,17 @@ void bfa_fcs_lport_init(struct bfa_fcs_lport_s *lport,
 void            bfa_fcs_lport_online(struct bfa_fcs_lport_s *port);
 void            bfa_fcs_lport_offline(struct bfa_fcs_lport_s *port);
 void            bfa_fcs_lport_delete(struct bfa_fcs_lport_s *port);
+void            bfa_fcs_lport_stop(struct bfa_fcs_lport_s *port);
 struct bfa_fcs_rport_s *bfa_fcs_lport_get_rport_by_pid(
                 struct bfa_fcs_lport_s *port, u32 pid);
+struct bfa_fcs_rport_s *bfa_fcs_lport_get_rport_by_old_pid(
+                struct bfa_fcs_lport_s *port, u32 pid);
 struct bfa_fcs_rport_s *bfa_fcs_lport_get_rport_by_pwwn(
                 struct bfa_fcs_lport_s *port, wwn_t pwwn);
 struct bfa_fcs_rport_s *bfa_fcs_lport_get_rport_by_nwwn(
                 struct bfa_fcs_lport_s *port, wwn_t nwwn);
+struct bfa_fcs_rport_s *bfa_fcs_lport_get_rport_by_qualifier(
+                struct bfa_fcs_lport_s *port, wwn_t pwwn, u32 pid);
 void            bfa_fcs_lport_add_rport(struct bfa_fcs_lport_s *port,
                                        struct bfa_fcs_rport_s *rport);
 void            bfa_fcs_lport_del_rport(struct bfa_fcs_lport_s *port,
@@ -338,6 +346,8 @@ void            bfa_fcs_lport_ns_init(struct bfa_fcs_lport_s *vport);
 void            bfa_fcs_lport_ns_offline(struct bfa_fcs_lport_s *vport);
 void            bfa_fcs_lport_ns_online(struct bfa_fcs_lport_s *vport);
 void            bfa_fcs_lport_ns_query(struct bfa_fcs_lport_s *port);
+void            bfa_fcs_lport_ns_util_send_rspn_id(void *cbarg,
+                                struct bfa_fcxp_s *fcxp_alloced);
 void            bfa_fcs_lport_scn_init(struct bfa_fcs_lport_s *vport);
 void            bfa_fcs_lport_scn_offline(struct bfa_fcs_lport_s *vport);
 void            bfa_fcs_lport_scn_online(struct bfa_fcs_lport_s *vport);
@@ -382,6 +392,7 @@ void bfa_fcs_vport_online(struct bfa_fcs_vport_s *vport);
 void bfa_fcs_vport_offline(struct bfa_fcs_vport_s *vport);
 void bfa_fcs_vport_delete_comp(struct bfa_fcs_vport_s *vport);
 void bfa_fcs_vport_fcs_delete(struct bfa_fcs_vport_s *vport);
+void bfa_fcs_vport_fcs_stop(struct bfa_fcs_vport_s *vport);
 void bfa_fcs_vport_stop_comp(struct bfa_fcs_vport_s *vport);
 
 #define BFA_FCS_RPORT_DEF_DEL_TIMEOUT   90      /* in secs */
@@ -419,6 +430,7 @@ struct bfa_fcs_rport_s {
         struct bfa_fcs_s        *fcs;   /*  fcs instance */
         struct bfad_rport_s     *rp_drv;        /*  driver peer instance */
         u32     pid;    /*  port ID of rport */
+        u32     old_pid;        /* PID before rport goes offline */
         u16     maxfrsize;      /*  maximum frame size */
         __be16  reply_oxid;     /*  OX_ID of inbound requests */
         enum fc_cos     fc_cos; /*  FC classes of service supp */
@@ -459,7 +471,7 @@ struct bfa_fcs_rport_s *bfa_fcs_rport_lookup(struct bfa_fcs_lport_s *port,
 struct bfa_fcs_rport_s *bfa_fcs_rport_lookup_by_nwwn(
         struct bfa_fcs_lport_s *port, wwn_t rnwwn);
 void bfa_fcs_rport_set_del_timeout(u8 rport_tmo);
-
+void bfa_fcs_rport_set_max_logins(u32 max_logins);
 void bfa_fcs_rport_uf_recv(struct bfa_fcs_rport_s *rport,
          struct fchs_s *fchs, u16 len);
 void bfa_fcs_rport_scn(struct bfa_fcs_rport_s *rport);
@@ -505,12 +517,13 @@ struct bfa_fcs_itnim_s {
         struct bfa_fcxp_s       *fcxp;          /*  FCXP in use */
         struct bfa_itnim_stats_s        stats;  /*  itn statistics      */
 };
-#define bfa_fcs_fcxp_alloc(__fcs)       \
-        bfa_fcxp_alloc(NULL, (__fcs)->bfa, 0, 0, NULL, NULL, NULL, NULL)
-
-#define bfa_fcs_fcxp_alloc_wait(__bfa, __wqe, __alloc_cbfn, __alloc_cbarg) \
-        bfa_fcxp_alloc_wait(__bfa, __wqe, __alloc_cbfn, __alloc_cbarg, \
-                                        NULL, 0, 0, NULL, NULL, NULL, NULL)
+#define bfa_fcs_fcxp_alloc(__fcs, __req)                                \
+        bfa_fcxp_req_rsp_alloc(NULL, (__fcs)->bfa, 0, 0,                \
+                               NULL, NULL, NULL, NULL, __req)
+#define bfa_fcs_fcxp_alloc_wait(__bfa, __wqe, __alloc_cbfn,             \
+                                __alloc_cbarg, __req)                   \
+        bfa_fcxp_req_rsp_alloc_wait(__bfa, __wqe, __alloc_cbfn,         \
+                __alloc_cbarg, NULL, 0, 0, NULL, NULL, NULL, NULL, __req)
 
 static inline struct bfad_port_s *
 bfa_fcs_itnim_get_drvport(struct bfa_fcs_itnim_s *itnim)
@@ -592,7 +605,7 @@ bfa_status_t bfa_fcs_itnim_stats_clear(struct bfa_fcs_lport_s *port,
 struct bfa_fcs_itnim_s *bfa_fcs_itnim_create(struct bfa_fcs_rport_s *rport);
 void bfa_fcs_itnim_delete(struct bfa_fcs_itnim_s *itnim);
 void bfa_fcs_itnim_rport_offline(struct bfa_fcs_itnim_s *itnim);
-void bfa_fcs_itnim_rport_online(struct bfa_fcs_itnim_s *itnim);
+void bfa_fcs_itnim_brp_online(struct bfa_fcs_itnim_s *itnim);
 bfa_status_t bfa_fcs_itnim_get_online_state(struct bfa_fcs_itnim_s *itnim);
 void bfa_fcs_itnim_is_initiator(struct bfa_fcs_itnim_s *itnim);
 void bfa_fcs_fcpim_uf_recv(struct bfa_fcs_itnim_s *itnim,
@@ -676,6 +689,7 @@ struct bfa_fcs_s {
         struct bfa_fcs_stats_s  stats;  /*  FCS statistics */
         struct bfa_wc_s         wc;     /*  waiting counter */
         int                     fcs_aen_seq;
+        u32             num_rport_logins;
 };
 
 /*
@@ -702,6 +716,9 @@ enum bfa_fcs_fabric_event {
         BFA_FCS_FABRIC_SM_DELCOMP       = 14,   /*  all vports deleted event */
         BFA_FCS_FABRIC_SM_LOOPBACK      = 15,   /*  Received our own FLOGI   */
         BFA_FCS_FABRIC_SM_START         = 16,   /*  from driver       */
+        BFA_FCS_FABRIC_SM_STOP          = 17,   /*  Stop from driver    */
+        BFA_FCS_FABRIC_SM_STOPCOMP      = 18,   /*  Stop completion     */
+        BFA_FCS_FABRIC_SM_LOGOCOMP      = 19,   /*  FLOGO completion    */
 };
 
 /*
@@ -727,6 +744,26 @@ enum rport_event {
         RPSM_EVENT_ADDRESS_DISC = 16,   /*  Need to Discover rport's PID */
         RPSM_EVENT_PRLO_RCVD   = 17,    /*  PRLO from remote device     */
         RPSM_EVENT_PLOGI_RETRY = 18,    /*  Retry PLOGI continuously */
+        RPSM_EVENT_FC4_FCS_ONLINE = 19, /*!< FC-4 FCS online complete */
+};
+
+/*
+ * fcs_itnim_sm FCS itnim state machine events
+ */
+enum bfa_fcs_itnim_event {
+        BFA_FCS_ITNIM_SM_FCS_ONLINE = 1,        /*  rport online event */
+        BFA_FCS_ITNIM_SM_OFFLINE = 2,   /*  rport offline */
+        BFA_FCS_ITNIM_SM_FRMSENT = 3,   /*  prli frame is sent */
+        BFA_FCS_ITNIM_SM_RSP_OK = 4,    /*  good response */
+        BFA_FCS_ITNIM_SM_RSP_ERROR = 5, /*  error response */
+        BFA_FCS_ITNIM_SM_TIMEOUT = 6,   /*  delay timeout */
+        BFA_FCS_ITNIM_SM_HCB_OFFLINE = 7, /*  BFA online callback */
+        BFA_FCS_ITNIM_SM_HCB_ONLINE = 8, /*  BFA offline callback */
+        BFA_FCS_ITNIM_SM_INITIATOR = 9, /*  rport is initiator */
+        BFA_FCS_ITNIM_SM_DELETE = 10,   /*  delete event from rport */
+        BFA_FCS_ITNIM_SM_PRLO = 11,     /*  delete event from rport */
+        BFA_FCS_ITNIM_SM_RSP_NOT_SUPP = 12, /* cmd not supported rsp */
+        BFA_FCS_ITNIM_SM_HAL_ONLINE = 13, /*!< bfa rport online event */
 };
 
 /*
@@ -741,6 +778,7 @@ void bfa_fcs_update_cfg(struct bfa_fcs_s *fcs);
 void bfa_fcs_driver_info_init(struct bfa_fcs_s *fcs,
                               struct bfa_fcs_driver_info_s *driver_info);
 void bfa_fcs_exit(struct bfa_fcs_s *fcs);
+void bfa_fcs_stop(struct bfa_fcs_s *fcs);
 
 /*
  * bfa fcs vf public functions
@@ -766,11 +804,13 @@ void bfa_fcs_fabric_modstart(struct bfa_fcs_s *fcs);
 void bfa_fcs_fabric_uf_recv(struct bfa_fcs_fabric_s *fabric,
                 struct fchs_s *fchs, u16 len);
 void    bfa_fcs_fabric_psymb_init(struct bfa_fcs_fabric_s *fabric);
+void    bfa_fcs_fabric_nsymb_init(struct bfa_fcs_fabric_s *fabric);
 void bfa_fcs_fabric_set_fabric_name(struct bfa_fcs_fabric_s *fabric,
                wwn_t fabric_name);
 u16 bfa_fcs_fabric_get_switch_oui(struct bfa_fcs_fabric_s *fabric);
 void bfa_fcs_uf_attach(struct bfa_fcs_s *fcs);
 void bfa_fcs_port_attach(struct bfa_fcs_s *fcs);
+void bfa_fcs_fabric_modstop(struct bfa_fcs_s *fcs);
 void bfa_fcs_fabric_sm_online(struct bfa_fcs_fabric_s *fabric,
                         enum bfa_fcs_fabric_event event);
 void bfa_fcs_fabric_sm_loopback(struct bfa_fcs_fabric_s *fabric,