2 * Copyright (c) 2005-2010 Brocade Communications Systems, Inc.
6 * Linux driver for Brocade Fibre Channel Host Bus Adapter.
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License (GPL) Version 2 as
10 * published by the Free Software Foundation
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License for more details.
23 #include "bfa_defs_fcs.h"
24 #include "bfa_modules.h"
27 #define BFA_FCS_OS_STR_LEN 64
30 * lps_pvt BFA LPS private functions
34 BFA_LPS_SM_LOGIN
= 1, /* login request from user */
35 BFA_LPS_SM_LOGOUT
= 2, /* logout request from user */
36 BFA_LPS_SM_FWRSP
= 3, /* f/w response to login/logout */
37 BFA_LPS_SM_RESUME
= 4, /* space present in reqq queue */
38 BFA_LPS_SM_DELETE
= 5, /* lps delete from user */
39 BFA_LPS_SM_OFFLINE
= 6, /* Link is offline */
40 BFA_LPS_SM_RX_CVL
= 7, /* Rx clear virtual link */
41 BFA_LPS_SM_SET_N2N_PID
= 8, /* Set assigned PID for n2n */
46 * !!! Only append to the enums defined here to avoid any versioning
47 * !!! needed between trace utility and driver version
52 BFA_TRC_FCS_RPORT
= 3,
53 BFA_TRC_FCS_FCPIM
= 4,
59 #define __fcs_min_cfg(__fcs) ((__fcs)->min_cfg)
61 #define BFA_FCS_BRCD_SWITCH_OUI 0x051e
62 #define N2N_LOCAL_PID 0x010000
63 #define N2N_REMOTE_PID 0x020000
64 #define BFA_FCS_RETRY_TIMEOUT 2000
65 #define BFA_FCS_MAX_NS_RETRIES 5
66 #define BFA_FCS_PID_IS_WKA(pid) ((bfa_ntoh3b(pid) > 0xFFF000) ? 1 : 0)
67 #define BFA_FCS_MAX_RPORT_LOGINS 1024
69 struct bfa_fcs_lport_ns_s
{
70 bfa_sm_t sm
; /* state machine */
71 struct bfa_timer_s timer
;
72 struct bfa_fcs_lport_s
*port
; /* parent port */
73 struct bfa_fcxp_s
*fcxp
;
74 struct bfa_fcxp_wqe_s fcxp_wqe
;
76 u8 num_rsnn_nn_retries
;
80 struct bfa_fcs_lport_scn_s
{
81 bfa_sm_t sm
; /* state machine */
82 struct bfa_timer_s timer
;
83 struct bfa_fcs_lport_s
*port
; /* parent port */
84 struct bfa_fcxp_s
*fcxp
;
85 struct bfa_fcxp_wqe_s fcxp_wqe
;
89 struct bfa_fcs_lport_fdmi_s
{
90 bfa_sm_t sm
; /* state machine */
91 struct bfa_timer_s timer
;
92 struct bfa_fcs_lport_ms_s
*ms
; /* parent ms */
93 struct bfa_fcxp_s
*fcxp
;
94 struct bfa_fcxp_wqe_s fcxp_wqe
;
95 u8 retry_cnt
; /* retry count */
100 struct bfa_fcs_lport_ms_s
{
101 bfa_sm_t sm
; /* state machine */
102 struct bfa_timer_s timer
;
103 struct bfa_fcs_lport_s
*port
; /* parent port */
104 struct bfa_fcxp_s
*fcxp
;
105 struct bfa_fcxp_wqe_s fcxp_wqe
;
106 struct bfa_fcs_lport_fdmi_s fdmi
; /* FDMI component of MS */
107 u8 retry_cnt
; /* retry count */
112 struct bfa_fcs_lport_fab_s
{
113 struct bfa_fcs_lport_ns_s ns
; /* NS component of port */
114 struct bfa_fcs_lport_scn_s scn
; /* scn component of port */
115 struct bfa_fcs_lport_ms_s ms
; /* MS component of port */
118 #define MAX_ALPA_COUNT 127
120 struct bfa_fcs_lport_loop_s
{
121 u8 num_alpa
; /* Num of ALPA entries in the map */
122 u8 alpabm_valid
; /* alpa bitmap valid or not (1 or 0) */
123 u8 alpa_pos_map
[MAX_ALPA_COUNT
]; /* ALPA Positional Map */
124 struct bfa_fcs_lport_s
*port
; /* parent port */
127 struct bfa_fcs_lport_n2n_s
{
129 __be16 reply_oxid
; /* ox_id from the req flogi to be
130 *used in flogi acc */
131 wwn_t rem_port_wwn
; /* Attached port's wwn */
135 union bfa_fcs_lport_topo_u
{
136 struct bfa_fcs_lport_fab_s pfab
;
137 struct bfa_fcs_lport_loop_s ploop
;
138 struct bfa_fcs_lport_n2n_s pn2n
;
142 struct bfa_fcs_lport_s
{
143 struct list_head qe
; /* used by port/vport */
144 bfa_sm_t sm
; /* state machine */
145 struct bfa_fcs_fabric_s
*fabric
; /* parent fabric */
146 struct bfa_lport_cfg_s port_cfg
; /* port configuration */
147 struct bfa_timer_s link_timer
; /* timer for link offline */
148 u32 pid
:24; /* FC address */
149 u8 lp_tag
; /* lport tag */
150 u16 num_rports
; /* Num of r-ports */
151 struct list_head rport_q
; /* queue of discovered r-ports */
152 struct bfa_fcs_s
*fcs
; /* FCS instance */
153 union bfa_fcs_lport_topo_u port_topo
; /* fabric/loop/n2n details */
154 struct bfad_port_s
*bfad_port
; /* driver peer instance */
155 struct bfa_fcs_vport_s
*vport
; /* NULL for base ports */
156 struct bfa_fcxp_s
*fcxp
;
157 struct bfa_fcxp_wqe_s fcxp_wqe
;
158 struct bfa_lport_stats_s stats
;
159 struct bfa_wc_s wc
; /* waiting counter for events */
161 #define BFA_FCS_GET_HAL_FROM_PORT(port) (port->fcs->bfa)
162 #define BFA_FCS_GET_NS_FROM_PORT(port) (&port->port_topo.pfab.ns)
163 #define BFA_FCS_GET_SCN_FROM_PORT(port) (&port->port_topo.pfab.scn)
164 #define BFA_FCS_GET_MS_FROM_PORT(port) (&port->port_topo.pfab.ms)
165 #define BFA_FCS_GET_FDMI_FROM_PORT(port) (&port->port_topo.pfab.ms.fdmi)
166 #define BFA_FCS_VPORT_IS_INITIATOR_MODE(port) \
167 (port->port_cfg.roles & BFA_LPORT_ROLE_FCP_IM)
170 * forward declaration
174 enum bfa_fcs_fabric_type
{
175 BFA_FCS_FABRIC_UNKNOWN
= 0,
176 BFA_FCS_FABRIC_SWITCHED
= 1,
177 BFA_FCS_FABRIC_N2N
= 2,
178 BFA_FCS_FABRIC_LOOP
= 3,
182 struct bfa_fcs_fabric_s
{
183 struct list_head qe
; /* queue element */
184 bfa_sm_t sm
; /* state machine */
185 struct bfa_fcs_s
*fcs
; /* FCS instance */
186 struct bfa_fcs_lport_s bport
; /* base logical port */
187 enum bfa_fcs_fabric_type fab_type
; /* fabric type */
188 enum bfa_port_type oper_type
; /* current link topology */
189 u8 is_vf
; /* is virtual fabric? */
190 u8 is_npiv
; /* is NPIV supported ? */
191 u8 is_auth
; /* is Security/Auth supported ? */
192 u16 bb_credit
; /* BB credit from fabric */
193 u16 vf_id
; /* virtual fabric ID */
194 u16 num_vports
; /* num vports */
196 struct list_head vport_q
; /* queue of virtual ports */
197 struct list_head vf_q
; /* queue of virtual fabrics */
198 struct bfad_vf_s
*vf_drv
; /* driver vf structure */
199 struct bfa_timer_s link_timer
; /* Link Failure timer. Vport */
200 wwn_t fabric_name
; /* attached fabric name */
201 bfa_boolean_t auth_reqd
; /* authentication required */
202 struct bfa_timer_s delay_timer
; /* delay timer */
204 u16 swp_vfid
;/* switch port VF id */
206 struct bfa_wc_s wc
; /* wait counter for delete */
207 struct bfa_vf_stats_s stats
; /* fabric/vf stats */
208 struct bfa_lps_s
*lps
; /* lport login services */
209 u8 fabric_ip_addr
[BFA_FCS_FABRIC_IPADDR_SZ
];
210 /* attached fabric's ip addr */
211 struct bfa_wc_s stop_wc
; /* wait counter for stop */
214 #define bfa_fcs_fabric_npiv_capable(__f) ((__f)->is_npiv)
215 #define bfa_fcs_fabric_is_switched(__f) \
216 ((__f)->fab_type == BFA_FCS_FABRIC_SWITCHED)
219 * The design calls for a single implementation of base fabric and vf.
221 #define bfa_fcs_vf_t struct bfa_fcs_fabric_s
223 struct bfa_vf_event_s
{
228 struct bfa_fcs_fabric_s
;
231 * @todo : need to move to a global config file.
232 * Maximum Rports supported per port (physical/logical).
234 #define BFA_FCS_MAX_RPORTS_SUPP 256 /* @todo : tentative value */
236 #define bfa_fcs_lport_t struct bfa_fcs_lport_s
239 * Symbolic Name related defines
241 * Physical Port's symbolic name 128 bytes.
242 * For Vports, Vport's symbolic name is appended to the Physical port's
245 * Physical Port's symbolic name Format : (Total 128 bytes)
246 * Adapter Model number/name : 16 bytes
247 * Driver Version : 10 bytes
248 * Host Machine Name : 30 bytes
249 * Host OS Info : 44 bytes
250 * Host OS PATCH Info : 16 bytes
251 * ( remaining 12 bytes reserved to be used for separator)
253 #define BFA_FCS_PORT_SYMBNAME_SEPARATOR " | "
255 #define BFA_FCS_PORT_SYMBNAME_MODEL_SZ 16
256 #define BFA_FCS_PORT_SYMBNAME_VERSION_SZ 10
257 #define BFA_FCS_PORT_SYMBNAME_MACHINENAME_SZ 30
258 #define BFA_FCS_PORT_SYMBNAME_OSINFO_SZ 44
259 #define BFA_FCS_PORT_SYMBNAME_OSPATCH_SZ 16
262 * Get FC port ID for a logical port.
264 #define bfa_fcs_lport_get_fcid(_lport) ((_lport)->pid)
265 #define bfa_fcs_lport_get_pwwn(_lport) ((_lport)->port_cfg.pwwn)
266 #define bfa_fcs_lport_get_nwwn(_lport) ((_lport)->port_cfg.nwwn)
267 #define bfa_fcs_lport_get_psym_name(_lport) ((_lport)->port_cfg.sym_name)
268 #define bfa_fcs_lport_get_nsym_name(_lport) ((_lport)->port_cfg.node_sym_name)
269 #define bfa_fcs_lport_is_initiator(_lport) \
270 ((_lport)->port_cfg.roles & BFA_LPORT_ROLE_FCP_IM)
271 #define bfa_fcs_lport_get_nrports(_lport) \
272 ((_lport) ? (_lport)->num_rports : 0)
274 static inline struct bfad_port_s
*
275 bfa_fcs_lport_get_drvport(struct bfa_fcs_lport_s
*port
)
277 return port
->bfad_port
;
280 #define bfa_fcs_lport_get_opertype(_lport) ((_lport)->fabric->oper_type)
281 #define bfa_fcs_lport_get_fabric_name(_lport) ((_lport)->fabric->fabric_name)
282 #define bfa_fcs_lport_get_fabric_ipaddr(_lport) \
283 ((_lport)->fabric->fabric_ip_addr)
286 * bfa fcs port public functions
289 bfa_boolean_t
bfa_fcs_lport_is_online(struct bfa_fcs_lport_s
*port
);
290 struct bfa_fcs_lport_s
*bfa_fcs_get_base_port(struct bfa_fcs_s
*fcs
);
291 void bfa_fcs_lport_get_rport_quals(struct bfa_fcs_lport_s
*port
,
292 struct bfa_rport_qualifier_s rport
[], int *nrports
);
293 wwn_t
bfa_fcs_lport_get_rport(struct bfa_fcs_lport_s
*port
, wwn_t wwn
,
294 int index
, int nrports
, bfa_boolean_t bwwn
);
296 struct bfa_fcs_lport_s
*bfa_fcs_lookup_port(struct bfa_fcs_s
*fcs
,
297 u16 vf_id
, wwn_t lpwwn
);
299 void bfa_fcs_lport_set_symname(struct bfa_fcs_lport_s
*port
, char *symname
);
300 void bfa_fcs_lport_get_info(struct bfa_fcs_lport_s
*port
,
301 struct bfa_lport_info_s
*port_info
);
302 void bfa_fcs_lport_get_attr(struct bfa_fcs_lport_s
*port
,
303 struct bfa_lport_attr_s
*port_attr
);
304 void bfa_fcs_lport_get_stats(struct bfa_fcs_lport_s
*fcs_port
,
305 struct bfa_lport_stats_s
*port_stats
);
306 void bfa_fcs_lport_clear_stats(struct bfa_fcs_lport_s
*fcs_port
);
307 enum bfa_port_speed
bfa_fcs_lport_get_rport_max_speed(
308 struct bfa_fcs_lport_s
*port
);
310 /* MS FCS routines */
311 void bfa_fcs_lport_ms_init(struct bfa_fcs_lport_s
*port
);
312 void bfa_fcs_lport_ms_offline(struct bfa_fcs_lport_s
*port
);
313 void bfa_fcs_lport_ms_online(struct bfa_fcs_lport_s
*port
);
314 void bfa_fcs_lport_ms_fabric_rscn(struct bfa_fcs_lport_s
*port
);
316 /* FDMI FCS routines */
317 void bfa_fcs_lport_fdmi_init(struct bfa_fcs_lport_ms_s
*ms
);
318 void bfa_fcs_lport_fdmi_offline(struct bfa_fcs_lport_ms_s
*ms
);
319 void bfa_fcs_lport_fdmi_online(struct bfa_fcs_lport_ms_s
*ms
);
320 void bfa_fcs_lport_uf_recv(struct bfa_fcs_lport_s
*lport
, struct fchs_s
*fchs
,
322 void bfa_fcs_lport_attach(struct bfa_fcs_lport_s
*lport
, struct bfa_fcs_s
*fcs
,
323 u16 vf_id
, struct bfa_fcs_vport_s
*vport
);
324 void bfa_fcs_lport_init(struct bfa_fcs_lport_s
*lport
,
325 struct bfa_lport_cfg_s
*port_cfg
);
326 void bfa_fcs_lport_online(struct bfa_fcs_lport_s
*port
);
327 void bfa_fcs_lport_offline(struct bfa_fcs_lport_s
*port
);
328 void bfa_fcs_lport_delete(struct bfa_fcs_lport_s
*port
);
329 void bfa_fcs_lport_stop(struct bfa_fcs_lport_s
*port
);
330 struct bfa_fcs_rport_s
*bfa_fcs_lport_get_rport_by_pid(
331 struct bfa_fcs_lport_s
*port
, u32 pid
);
332 struct bfa_fcs_rport_s
*bfa_fcs_lport_get_rport_by_old_pid(
333 struct bfa_fcs_lport_s
*port
, u32 pid
);
334 struct bfa_fcs_rport_s
*bfa_fcs_lport_get_rport_by_pwwn(
335 struct bfa_fcs_lport_s
*port
, wwn_t pwwn
);
336 struct bfa_fcs_rport_s
*bfa_fcs_lport_get_rport_by_nwwn(
337 struct bfa_fcs_lport_s
*port
, wwn_t nwwn
);
338 struct bfa_fcs_rport_s
*bfa_fcs_lport_get_rport_by_qualifier(
339 struct bfa_fcs_lport_s
*port
, wwn_t pwwn
, u32 pid
);
340 void bfa_fcs_lport_add_rport(struct bfa_fcs_lport_s
*port
,
341 struct bfa_fcs_rport_s
*rport
);
342 void bfa_fcs_lport_del_rport(struct bfa_fcs_lport_s
*port
,
343 struct bfa_fcs_rport_s
*rport
);
344 void bfa_fcs_lport_ns_init(struct bfa_fcs_lport_s
*vport
);
345 void bfa_fcs_lport_ns_offline(struct bfa_fcs_lport_s
*vport
);
346 void bfa_fcs_lport_ns_online(struct bfa_fcs_lport_s
*vport
);
347 void bfa_fcs_lport_ns_query(struct bfa_fcs_lport_s
*port
);
348 void bfa_fcs_lport_ns_util_send_rspn_id(void *cbarg
,
349 struct bfa_fcxp_s
*fcxp_alloced
);
350 void bfa_fcs_lport_scn_init(struct bfa_fcs_lport_s
*vport
);
351 void bfa_fcs_lport_scn_offline(struct bfa_fcs_lport_s
*vport
);
352 void bfa_fcs_lport_fab_scn_online(struct bfa_fcs_lport_s
*vport
);
353 void bfa_fcs_lport_scn_process_rscn(struct bfa_fcs_lport_s
*port
,
354 struct fchs_s
*rx_frame
, u32 len
);
355 void bfa_fcs_lport_lip_scn_online(bfa_fcs_lport_t
*port
);
357 struct bfa_fcs_vport_s
{
358 struct list_head qe
; /* queue elem */
359 bfa_sm_t sm
; /* state machine */
360 bfa_fcs_lport_t lport
; /* logical port */
361 struct bfa_timer_s timer
;
362 struct bfad_vport_s
*vport_drv
; /* Driver private */
363 struct bfa_vport_stats_s vport_stats
; /* vport statistics */
364 struct bfa_lps_s
*lps
; /* Lport login service*/
368 #define bfa_fcs_vport_get_port(vport) \
369 ((struct bfa_fcs_lport_s *)(&vport->port))
372 * bfa fcs vport public functions
374 bfa_status_t
bfa_fcs_vport_create(struct bfa_fcs_vport_s
*vport
,
375 struct bfa_fcs_s
*fcs
, u16 vf_id
,
376 struct bfa_lport_cfg_s
*port_cfg
,
377 struct bfad_vport_s
*vport_drv
);
378 bfa_status_t
bfa_fcs_pbc_vport_create(struct bfa_fcs_vport_s
*vport
,
379 struct bfa_fcs_s
*fcs
, u16 vf_id
,
380 struct bfa_lport_cfg_s
*port_cfg
,
381 struct bfad_vport_s
*vport_drv
);
382 bfa_boolean_t
bfa_fcs_is_pbc_vport(struct bfa_fcs_vport_s
*vport
);
383 bfa_status_t
bfa_fcs_vport_delete(struct bfa_fcs_vport_s
*vport
);
384 bfa_status_t
bfa_fcs_vport_start(struct bfa_fcs_vport_s
*vport
);
385 bfa_status_t
bfa_fcs_vport_stop(struct bfa_fcs_vport_s
*vport
);
386 void bfa_fcs_vport_get_attr(struct bfa_fcs_vport_s
*vport
,
387 struct bfa_vport_attr_s
*vport_attr
);
388 struct bfa_fcs_vport_s
*bfa_fcs_vport_lookup(struct bfa_fcs_s
*fcs
,
389 u16 vf_id
, wwn_t vpwwn
);
390 void bfa_fcs_vport_cleanup(struct bfa_fcs_vport_s
*vport
);
391 void bfa_fcs_vport_online(struct bfa_fcs_vport_s
*vport
);
392 void bfa_fcs_vport_offline(struct bfa_fcs_vport_s
*vport
);
393 void bfa_fcs_vport_delete_comp(struct bfa_fcs_vport_s
*vport
);
394 void bfa_fcs_vport_fcs_delete(struct bfa_fcs_vport_s
*vport
);
395 void bfa_fcs_vport_fcs_stop(struct bfa_fcs_vport_s
*vport
);
396 void bfa_fcs_vport_stop_comp(struct bfa_fcs_vport_s
*vport
);
398 #define BFA_FCS_RPORT_DEF_DEL_TIMEOUT 90 /* in secs */
399 #define BFA_FCS_RPORT_MAX_RETRIES (5)
402 * forward declarations
406 struct bfa_fcs_itnim_s
;
407 struct bfa_fcs_tin_s
;
408 struct bfa_fcs_iprp_s
;
410 /* Rport Features (RPF) */
411 struct bfa_fcs_rpf_s
{
412 bfa_sm_t sm
; /* state machine */
413 struct bfa_fcs_rport_s
*rport
; /* parent rport */
414 struct bfa_timer_s timer
; /* general purpose timer */
415 struct bfa_fcxp_s
*fcxp
; /* FCXP needed for discarding */
416 struct bfa_fcxp_wqe_s fcxp_wqe
; /* fcxp wait queue element */
417 int rpsc_retries
; /* max RPSC retry attempts */
418 enum bfa_port_speed rpsc_speed
;
419 /* Current Speed from RPSC. O if RPSC fails */
420 enum bfa_port_speed assigned_speed
;
422 * Speed assigned by the user. will be used if RPSC is
423 * not supported by the rport.
427 struct bfa_fcs_rport_s
{
428 struct list_head qe
; /* used by port/vport */
429 struct bfa_fcs_lport_s
*port
; /* parent FCS port */
430 struct bfa_fcs_s
*fcs
; /* fcs instance */
431 struct bfad_rport_s
*rp_drv
; /* driver peer instance */
432 u32 pid
; /* port ID of rport */
433 u32 old_pid
; /* PID before rport goes offline */
434 u16 maxfrsize
; /* maximum frame size */
435 __be16 reply_oxid
; /* OX_ID of inbound requests */
436 enum fc_cos fc_cos
; /* FC classes of service supp */
437 bfa_boolean_t cisc
; /* CISC capable device */
438 bfa_boolean_t prlo
; /* processing prlo or LOGO */
439 bfa_boolean_t plogi_pending
; /* Rx Plogi Pending */
440 wwn_t pwwn
; /* port wwn of rport */
441 wwn_t nwwn
; /* node wwn of rport */
442 struct bfa_rport_symname_s psym_name
; /* port symbolic name */
443 bfa_sm_t sm
; /* state machine */
444 struct bfa_timer_s timer
; /* general purpose timer */
445 struct bfa_fcs_itnim_s
*itnim
; /* ITN initiator mode role */
446 struct bfa_fcs_tin_s
*tin
; /* ITN initiator mode role */
447 struct bfa_fcs_iprp_s
*iprp
; /* IP/FC role */
448 struct bfa_rport_s
*bfa_rport
; /* BFA Rport */
449 struct bfa_fcxp_s
*fcxp
; /* FCXP needed for discarding */
450 int plogi_retries
; /* max plogi retry attempts */
451 int ns_retries
; /* max NS query retry attempts */
452 struct bfa_fcxp_wqe_s fcxp_wqe
; /* fcxp wait queue element */
453 struct bfa_rport_stats_s stats
; /* rport stats */
454 enum bfa_rport_function scsi_function
; /* Initiator/Target */
455 struct bfa_fcs_rpf_s rpf
; /* Rport features module */
456 bfa_boolean_t scn_online
; /* SCN online flag */
459 static inline struct bfa_rport_s
*
460 bfa_fcs_rport_get_halrport(struct bfa_fcs_rport_s
*rport
)
462 return rport
->bfa_rport
;
466 * bfa fcs rport API functions
468 void bfa_fcs_rport_get_attr(struct bfa_fcs_rport_s
*rport
,
469 struct bfa_rport_attr_s
*attr
);
470 struct bfa_fcs_rport_s
*bfa_fcs_rport_lookup(struct bfa_fcs_lport_s
*port
,
472 struct bfa_fcs_rport_s
*bfa_fcs_rport_lookup_by_nwwn(
473 struct bfa_fcs_lport_s
*port
, wwn_t rnwwn
);
474 void bfa_fcs_rport_set_del_timeout(u8 rport_tmo
);
475 void bfa_fcs_rport_set_max_logins(u32 max_logins
);
476 void bfa_fcs_rport_uf_recv(struct bfa_fcs_rport_s
*rport
,
477 struct fchs_s
*fchs
, u16 len
);
478 void bfa_fcs_rport_scn(struct bfa_fcs_rport_s
*rport
);
480 struct bfa_fcs_rport_s
*bfa_fcs_rport_create(struct bfa_fcs_lport_s
*port
,
482 void bfa_fcs_rport_start(struct bfa_fcs_lport_s
*port
, struct fchs_s
*rx_fchs
,
483 struct fc_logi_s
*plogi_rsp
);
484 void bfa_fcs_rport_plogi_create(struct bfa_fcs_lport_s
*port
,
485 struct fchs_s
*rx_fchs
,
486 struct fc_logi_s
*plogi
);
487 void bfa_fcs_rport_plogi(struct bfa_fcs_rport_s
*rport
, struct fchs_s
*fchs
,
488 struct fc_logi_s
*plogi
);
489 void bfa_fcs_rport_prlo(struct bfa_fcs_rport_s
*rport
, __be16 ox_id
);
491 void bfa_fcs_rport_itntm_ack(struct bfa_fcs_rport_s
*rport
);
492 void bfa_fcs_rport_fcptm_offline_done(struct bfa_fcs_rport_s
*rport
);
493 int bfa_fcs_rport_get_state(struct bfa_fcs_rport_s
*rport
);
494 struct bfa_fcs_rport_s
*bfa_fcs_rport_create_by_wwn(
495 struct bfa_fcs_lport_s
*port
, wwn_t wwn
);
496 void bfa_fcs_rpf_init(struct bfa_fcs_rport_s
*rport
);
497 void bfa_fcs_rpf_rport_online(struct bfa_fcs_rport_s
*rport
);
498 void bfa_fcs_rpf_rport_offline(struct bfa_fcs_rport_s
*rport
);
501 * forward declarations
505 struct bfa_fcs_itnim_s
{
506 bfa_sm_t sm
; /* state machine */
507 struct bfa_fcs_rport_s
*rport
; /* parent remote rport */
508 struct bfad_itnim_s
*itnim_drv
; /* driver peer instance */
509 struct bfa_fcs_s
*fcs
; /* fcs instance */
510 struct bfa_timer_s timer
; /* timer functions */
511 struct bfa_itnim_s
*bfa_itnim
; /* BFA itnim struct */
512 u32 prli_retries
; /* max prli retry attempts */
513 bfa_boolean_t seq_rec
; /* seq recovery support */
514 bfa_boolean_t rec_support
; /* REC supported */
515 bfa_boolean_t conf_comp
; /* FCP_CONF support */
516 bfa_boolean_t task_retry_id
; /* task retry id supp */
517 struct bfa_fcxp_wqe_s fcxp_wqe
; /* wait qelem for fcxp */
518 struct bfa_fcxp_s
*fcxp
; /* FCXP in use */
519 struct bfa_itnim_stats_s stats
; /* itn statistics */
521 #define bfa_fcs_fcxp_alloc(__fcs, __req) \
522 bfa_fcxp_req_rsp_alloc(NULL, (__fcs)->bfa, 0, 0, \
523 NULL, NULL, NULL, NULL, __req)
524 #define bfa_fcs_fcxp_alloc_wait(__bfa, __wqe, __alloc_cbfn, \
525 __alloc_cbarg, __req) \
526 bfa_fcxp_req_rsp_alloc_wait(__bfa, __wqe, __alloc_cbfn, \
527 __alloc_cbarg, NULL, 0, 0, NULL, NULL, NULL, NULL, __req)
529 static inline struct bfad_port_s
*
530 bfa_fcs_itnim_get_drvport(struct bfa_fcs_itnim_s
*itnim
)
532 return itnim
->rport
->port
->bfad_port
;
536 static inline struct bfa_fcs_lport_s
*
537 bfa_fcs_itnim_get_port(struct bfa_fcs_itnim_s
*itnim
)
539 return itnim
->rport
->port
;
544 bfa_fcs_itnim_get_nwwn(struct bfa_fcs_itnim_s
*itnim
)
546 return itnim
->rport
->nwwn
;
551 bfa_fcs_itnim_get_pwwn(struct bfa_fcs_itnim_s
*itnim
)
553 return itnim
->rport
->pwwn
;
558 bfa_fcs_itnim_get_fcid(struct bfa_fcs_itnim_s
*itnim
)
560 return itnim
->rport
->pid
;
565 bfa_fcs_itnim_get_maxfrsize(struct bfa_fcs_itnim_s
*itnim
)
567 return itnim
->rport
->maxfrsize
;
571 static inline enum fc_cos
572 bfa_fcs_itnim_get_cos(struct bfa_fcs_itnim_s
*itnim
)
574 return itnim
->rport
->fc_cos
;
578 static inline struct bfad_itnim_s
*
579 bfa_fcs_itnim_get_drvitn(struct bfa_fcs_itnim_s
*itnim
)
581 return itnim
->itnim_drv
;
585 static inline struct bfa_itnim_s
*
586 bfa_fcs_itnim_get_halitn(struct bfa_fcs_itnim_s
*itnim
)
588 return itnim
->bfa_itnim
;
592 * bfa fcs FCP Initiator mode API functions
594 void bfa_fcs_itnim_get_attr(struct bfa_fcs_itnim_s
*itnim
,
595 struct bfa_itnim_attr_s
*attr
);
596 void bfa_fcs_itnim_get_stats(struct bfa_fcs_itnim_s
*itnim
,
597 struct bfa_itnim_stats_s
*stats
);
598 struct bfa_fcs_itnim_s
*bfa_fcs_itnim_lookup(struct bfa_fcs_lport_s
*port
,
600 bfa_status_t
bfa_fcs_itnim_attr_get(struct bfa_fcs_lport_s
*port
, wwn_t rpwwn
,
601 struct bfa_itnim_attr_s
*attr
);
602 bfa_status_t
bfa_fcs_itnim_stats_get(struct bfa_fcs_lport_s
*port
, wwn_t rpwwn
,
603 struct bfa_itnim_stats_s
*stats
);
604 bfa_status_t
bfa_fcs_itnim_stats_clear(struct bfa_fcs_lport_s
*port
,
606 struct bfa_fcs_itnim_s
*bfa_fcs_itnim_create(struct bfa_fcs_rport_s
*rport
);
607 void bfa_fcs_itnim_delete(struct bfa_fcs_itnim_s
*itnim
);
608 void bfa_fcs_itnim_rport_offline(struct bfa_fcs_itnim_s
*itnim
);
609 void bfa_fcs_itnim_brp_online(struct bfa_fcs_itnim_s
*itnim
);
610 bfa_status_t
bfa_fcs_itnim_get_online_state(struct bfa_fcs_itnim_s
*itnim
);
611 void bfa_fcs_itnim_is_initiator(struct bfa_fcs_itnim_s
*itnim
);
612 void bfa_fcs_fcpim_uf_recv(struct bfa_fcs_itnim_s
*itnim
,
613 struct fchs_s
*fchs
, u16 len
);
615 #define BFA_FCS_FDMI_SUPP_SPEEDS_4G (FDMI_TRANS_SPEED_1G | \
616 FDMI_TRANS_SPEED_2G | \
619 #define BFA_FCS_FDMI_SUPP_SPEEDS_8G (FDMI_TRANS_SPEED_1G | \
620 FDMI_TRANS_SPEED_2G | \
621 FDMI_TRANS_SPEED_4G | \
624 #define BFA_FCS_FDMI_SUPP_SPEEDS_16G (FDMI_TRANS_SPEED_2G | \
625 FDMI_TRANS_SPEED_4G | \
626 FDMI_TRANS_SPEED_8G | \
627 FDMI_TRANS_SPEED_16G)
629 #define BFA_FCS_FDMI_SUPP_SPEEDS_10G FDMI_TRANS_SPEED_10G
631 #define BFA_FCS_FDMI_VENDOR_INFO_LEN 8
632 #define BFA_FCS_FDMI_FC4_TYPE_LEN 32
635 * HBA Attribute Block : BFA internal representation. Note : Some variable
636 * sizes have been trimmed to suit BFA For Ex : Model will be "Brocade". Based
637 * on this the size has been reduced to 16 bytes from the standard's 64 bytes.
639 struct bfa_fcs_fdmi_hba_attr_s
{
646 u8 driver_version
[BFA_VERSION_LEN
];
647 u8 option_rom_ver
[BFA_VERSION_LEN
];
648 u8 fw_version
[BFA_VERSION_LEN
];
651 struct bfa_lport_symname_s node_sym_name
;
652 u8 vendor_info
[BFA_FCS_FDMI_VENDOR_INFO_LEN
];
655 u8 bios_ver
[BFA_VERSION_LEN
];
659 * Port Attribute Block
661 struct bfa_fcs_fdmi_port_attr_s
{
662 u8 supp_fc4_types
[BFA_FCS_FDMI_FC4_TYPE_LEN
];
663 __be32 supp_speed
; /* supported speed */
664 __be32 curr_speed
; /* current Speed */
665 __be32 max_frm_size
; /* max frame size */
666 u8 os_device_name
[256]; /* OS device Name */
667 u8 host_name
[256]; /* host name */
670 struct bfa_lport_symname_s port_sym_name
;
673 wwn_t port_fabric_name
;
674 u8 port_act_fc4_type
[BFA_FCS_FDMI_FC4_TYPE_LEN
];
679 struct bfa_fcs_stats_s
{
681 u32 untagged
; /* untagged receive frames */
682 u32 tagged
; /* tagged receive frames */
683 u32 vfid_unknown
; /* VF id is unknown */
687 struct bfa_fcs_driver_info_s
{
688 u8 version
[BFA_VERSION_LEN
]; /* Driver Version */
689 u8 host_machine_name
[BFA_FCS_OS_STR_LEN
];
690 u8 host_os_name
[BFA_FCS_OS_STR_LEN
]; /* OS name and version */
691 u8 host_os_patch
[BFA_FCS_OS_STR_LEN
]; /* patch or service pack */
692 u8 os_device_name
[BFA_FCS_OS_STR_LEN
]; /* Driver Device Name */
696 struct bfa_s
*bfa
; /* corresponding BFA bfa instance */
697 struct bfad_s
*bfad
; /* corresponding BDA driver instance */
698 struct bfa_trc_mod_s
*trcmod
; /* tracing module */
699 bfa_boolean_t vf_enabled
; /* VF mode is enabled */
700 bfa_boolean_t fdmi_enabled
; /* FDMI is enabled */
701 bfa_boolean_t min_cfg
; /* min cfg enabled/disabled */
702 u16 port_vfid
; /* port default VF ID */
703 struct bfa_fcs_driver_info_s driver_info
;
704 struct bfa_fcs_fabric_s fabric
; /* base fabric state machine */
705 struct bfa_fcs_stats_s stats
; /* FCS statistics */
706 struct bfa_wc_s wc
; /* waiting counter */
708 u32 num_rport_logins
;
712 * fcs_fabric_sm fabric state machine functions
716 * Fabric state machine events
718 enum bfa_fcs_fabric_event
{
719 BFA_FCS_FABRIC_SM_CREATE
= 1, /* create from driver */
720 BFA_FCS_FABRIC_SM_DELETE
= 2, /* delete from driver */
721 BFA_FCS_FABRIC_SM_LINK_DOWN
= 3, /* link down from port */
722 BFA_FCS_FABRIC_SM_LINK_UP
= 4, /* link up from port */
723 BFA_FCS_FABRIC_SM_CONT_OP
= 5, /* flogi/auth continue op */
724 BFA_FCS_FABRIC_SM_RETRY_OP
= 6, /* flogi/auth retry op */
725 BFA_FCS_FABRIC_SM_NO_FABRIC
= 7, /* from flogi/auth */
726 BFA_FCS_FABRIC_SM_PERF_EVFP
= 8, /* from flogi/auth */
727 BFA_FCS_FABRIC_SM_ISOLATE
= 9, /* from EVFP processing */
728 BFA_FCS_FABRIC_SM_NO_TAGGING
= 10, /* no VFT tagging from EVFP */
729 BFA_FCS_FABRIC_SM_DELAYED
= 11, /* timeout delay event */
730 BFA_FCS_FABRIC_SM_AUTH_FAILED
= 12, /* auth failed */
731 BFA_FCS_FABRIC_SM_AUTH_SUCCESS
= 13, /* auth successful */
732 BFA_FCS_FABRIC_SM_DELCOMP
= 14, /* all vports deleted event */
733 BFA_FCS_FABRIC_SM_LOOPBACK
= 15, /* Received our own FLOGI */
734 BFA_FCS_FABRIC_SM_START
= 16, /* from driver */
735 BFA_FCS_FABRIC_SM_STOP
= 17, /* Stop from driver */
736 BFA_FCS_FABRIC_SM_STOPCOMP
= 18, /* Stop completion */
737 BFA_FCS_FABRIC_SM_LOGOCOMP
= 19, /* FLOGO completion */
741 * fcs_rport_sm FCS rport state machine events
745 RPSM_EVENT_PLOGI_SEND
= 1, /* new rport; start with PLOGI */
746 RPSM_EVENT_PLOGI_RCVD
= 2, /* Inbound PLOGI from remote port */
747 RPSM_EVENT_PLOGI_COMP
= 3, /* PLOGI completed to rport */
748 RPSM_EVENT_LOGO_RCVD
= 4, /* LOGO from remote device */
749 RPSM_EVENT_LOGO_IMP
= 5, /* implicit logo for SLER */
750 RPSM_EVENT_FCXP_SENT
= 6, /* Frame from has been sent */
751 RPSM_EVENT_DELETE
= 7, /* RPORT delete request */
752 RPSM_EVENT_FAB_SCN
= 8, /* state change notification */
753 RPSM_EVENT_ACCEPTED
= 9, /* Good response from remote device */
754 RPSM_EVENT_FAILED
= 10, /* Request to rport failed. */
755 RPSM_EVENT_TIMEOUT
= 11, /* Rport SM timeout event */
756 RPSM_EVENT_HCB_ONLINE
= 12, /* BFA rport online callback */
757 RPSM_EVENT_HCB_OFFLINE
= 13, /* BFA rport offline callback */
758 RPSM_EVENT_FC4_OFFLINE
= 14, /* FC-4 offline complete */
759 RPSM_EVENT_ADDRESS_CHANGE
= 15, /* Rport's PID has changed */
760 RPSM_EVENT_ADDRESS_DISC
= 16, /* Need to Discover rport's PID */
761 RPSM_EVENT_PRLO_RCVD
= 17, /* PRLO from remote device */
762 RPSM_EVENT_PLOGI_RETRY
= 18, /* Retry PLOGI continuously */
763 RPSM_EVENT_SCN_OFFLINE
= 19, /* loop scn offline */
764 RPSM_EVENT_SCN_ONLINE
= 20, /* loop scn online */
765 RPSM_EVENT_FC4_FCS_ONLINE
= 21, /* FC-4 FCS online complete */
769 * fcs_itnim_sm FCS itnim state machine events
771 enum bfa_fcs_itnim_event
{
772 BFA_FCS_ITNIM_SM_FCS_ONLINE
= 1, /* rport online event */
773 BFA_FCS_ITNIM_SM_OFFLINE
= 2, /* rport offline */
774 BFA_FCS_ITNIM_SM_FRMSENT
= 3, /* prli frame is sent */
775 BFA_FCS_ITNIM_SM_RSP_OK
= 4, /* good response */
776 BFA_FCS_ITNIM_SM_RSP_ERROR
= 5, /* error response */
777 BFA_FCS_ITNIM_SM_TIMEOUT
= 6, /* delay timeout */
778 BFA_FCS_ITNIM_SM_HCB_OFFLINE
= 7, /* BFA online callback */
779 BFA_FCS_ITNIM_SM_HCB_ONLINE
= 8, /* BFA offline callback */
780 BFA_FCS_ITNIM_SM_INITIATOR
= 9, /* rport is initiator */
781 BFA_FCS_ITNIM_SM_DELETE
= 10, /* delete event from rport */
782 BFA_FCS_ITNIM_SM_PRLO
= 11, /* delete event from rport */
783 BFA_FCS_ITNIM_SM_RSP_NOT_SUPP
= 12, /* cmd not supported rsp */
784 BFA_FCS_ITNIM_SM_HAL_ONLINE
= 13, /* bfa rport online event */
788 * bfa fcs API functions
790 void bfa_fcs_attach(struct bfa_fcs_s
*fcs
, struct bfa_s
*bfa
,
792 bfa_boolean_t min_cfg
);
793 void bfa_fcs_init(struct bfa_fcs_s
*fcs
);
794 void bfa_fcs_pbc_vport_init(struct bfa_fcs_s
*fcs
);
795 void bfa_fcs_update_cfg(struct bfa_fcs_s
*fcs
);
796 void bfa_fcs_driver_info_init(struct bfa_fcs_s
*fcs
,
797 struct bfa_fcs_driver_info_s
*driver_info
);
798 void bfa_fcs_exit(struct bfa_fcs_s
*fcs
);
799 void bfa_fcs_stop(struct bfa_fcs_s
*fcs
);
802 * bfa fcs vf public functions
804 bfa_fcs_vf_t
*bfa_fcs_vf_lookup(struct bfa_fcs_s
*fcs
, u16 vf_id
);
805 void bfa_fcs_vf_get_ports(bfa_fcs_vf_t
*vf
, wwn_t vpwwn
[], int *nports
);
808 * fabric protected interface functions
810 void bfa_fcs_fabric_attach(struct bfa_fcs_s
*fcs
);
811 void bfa_fcs_fabric_modinit(struct bfa_fcs_s
*fcs
);
812 void bfa_fcs_fabric_modexit(struct bfa_fcs_s
*fcs
);
813 void bfa_fcs_fabric_link_up(struct bfa_fcs_fabric_s
*fabric
);
814 void bfa_fcs_fabric_link_down(struct bfa_fcs_fabric_s
*fabric
);
815 void bfa_fcs_fabric_addvport(struct bfa_fcs_fabric_s
*fabric
,
816 struct bfa_fcs_vport_s
*vport
);
817 void bfa_fcs_fabric_delvport(struct bfa_fcs_fabric_s
*fabric
,
818 struct bfa_fcs_vport_s
*vport
);
819 struct bfa_fcs_vport_s
*bfa_fcs_fabric_vport_lookup(
820 struct bfa_fcs_fabric_s
*fabric
, wwn_t pwwn
);
821 void bfa_fcs_fabric_modstart(struct bfa_fcs_s
*fcs
);
822 void bfa_fcs_fabric_uf_recv(struct bfa_fcs_fabric_s
*fabric
,
823 struct fchs_s
*fchs
, u16 len
);
824 void bfa_fcs_fabric_psymb_init(struct bfa_fcs_fabric_s
*fabric
);
825 void bfa_fcs_fabric_nsymb_init(struct bfa_fcs_fabric_s
*fabric
);
826 void bfa_fcs_fabric_set_fabric_name(struct bfa_fcs_fabric_s
*fabric
,
828 u16
bfa_fcs_fabric_get_switch_oui(struct bfa_fcs_fabric_s
*fabric
);
829 void bfa_fcs_uf_attach(struct bfa_fcs_s
*fcs
);
830 void bfa_fcs_port_attach(struct bfa_fcs_s
*fcs
);
831 void bfa_fcs_fabric_modstop(struct bfa_fcs_s
*fcs
);
832 void bfa_fcs_fabric_sm_online(struct bfa_fcs_fabric_s
*fabric
,
833 enum bfa_fcs_fabric_event event
);
834 void bfa_fcs_fabric_sm_loopback(struct bfa_fcs_fabric_s
*fabric
,
835 enum bfa_fcs_fabric_event event
);
836 void bfa_fcs_fabric_sm_auth_failed(struct bfa_fcs_fabric_s
*fabric
,
837 enum bfa_fcs_fabric_event event
);
840 * BFA FCS callback interfaces
844 * fcb Main fcs callbacks
855 struct bfad_port_s
*bfa_fcb_lport_new(struct bfad_s
*bfad
,
856 struct bfa_fcs_lport_s
*port
,
857 enum bfa_lport_role roles
,
858 struct bfad_vf_s
*vf_drv
,
859 struct bfad_vport_s
*vp_drv
);
864 void bfa_fcb_pbc_vport_create(struct bfad_s
*bfad
, struct bfi_pbc_vport_s
);
869 bfa_status_t
bfa_fcb_rport_alloc(struct bfad_s
*bfad
,
870 struct bfa_fcs_rport_s
**rport
,
871 struct bfad_rport_s
**rport_drv
);
876 void bfa_fcb_itnim_alloc(struct bfad_s
*bfad
, struct bfa_fcs_itnim_s
**itnim
,
877 struct bfad_itnim_s
**itnim_drv
);
878 void bfa_fcb_itnim_free(struct bfad_s
*bfad
,
879 struct bfad_itnim_s
*itnim_drv
);
880 void bfa_fcb_itnim_online(struct bfad_itnim_s
*itnim_drv
);
881 void bfa_fcb_itnim_offline(struct bfad_itnim_s
*itnim_drv
);
883 #endif /* __BFA_FCS_H__ */