2 * Copyright (c) 2005-2009 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.
19 * bfa_fcs_vport.c FCS virtual port state machine
25 #include "fcs_fabric.h"
26 #include "fcs_lport.h"
27 #include "fcs_vport.h"
28 #include "fcs_trcmod.h"
30 #include <aen/bfa_aen_lport.h>
32 BFA_TRC_FILE(FCS
, VPORT
);
34 #define __vport_fcs(__vp) ((__vp)->lport.fcs)
35 #define __vport_pwwn(__vp) ((__vp)->lport.port_cfg.pwwn)
36 #define __vport_nwwn(__vp) ((__vp)->lport.port_cfg.nwwn)
37 #define __vport_bfa(__vp) ((__vp)->lport.fcs->bfa)
38 #define __vport_fcid(__vp) ((__vp)->lport.pid)
39 #define __vport_fabric(__vp) ((__vp)->lport.fabric)
40 #define __vport_vfid(__vp) ((__vp)->lport.fabric->vf_id)
42 #define BFA_FCS_VPORT_MAX_RETRIES 5
44 * Forward declarations
46 static void bfa_fcs_vport_do_fdisc(struct bfa_fcs_vport_s
*vport
);
47 static void bfa_fcs_vport_timeout(void *vport_arg
);
48 static void bfa_fcs_vport_do_logo(struct bfa_fcs_vport_s
*vport
);
49 static void bfa_fcs_vport_free(struct bfa_fcs_vport_s
*vport
);
52 * fcs_vport_sm FCS virtual port state machine
56 * VPort State Machine events
58 enum bfa_fcs_vport_event
{
59 BFA_FCS_VPORT_SM_CREATE
= 1, /* vport create event */
60 BFA_FCS_VPORT_SM_DELETE
= 2, /* vport delete event */
61 BFA_FCS_VPORT_SM_START
= 3, /* vport start request */
62 BFA_FCS_VPORT_SM_STOP
= 4, /* stop: unsupported */
63 BFA_FCS_VPORT_SM_ONLINE
= 5, /* fabric online */
64 BFA_FCS_VPORT_SM_OFFLINE
= 6, /* fabric offline event */
65 BFA_FCS_VPORT_SM_FRMSENT
= 7, /* fdisc/logo sent events */
66 BFA_FCS_VPORT_SM_RSP_OK
= 8, /* good response */
67 BFA_FCS_VPORT_SM_RSP_ERROR
= 9, /* error/bad response */
68 BFA_FCS_VPORT_SM_TIMEOUT
= 10, /* delay timer event */
69 BFA_FCS_VPORT_SM_DELCOMP
= 11, /* lport delete completion */
70 BFA_FCS_VPORT_SM_RSP_DUP_WWN
= 12, /* Dup wnn error */
71 BFA_FCS_VPORT_SM_RSP_FAILED
= 13, /* non-retryable failure */
74 static void bfa_fcs_vport_sm_uninit(struct bfa_fcs_vport_s
*vport
,
75 enum bfa_fcs_vport_event event
);
76 static void bfa_fcs_vport_sm_created(struct bfa_fcs_vport_s
*vport
,
77 enum bfa_fcs_vport_event event
);
78 static void bfa_fcs_vport_sm_offline(struct bfa_fcs_vport_s
*vport
,
79 enum bfa_fcs_vport_event event
);
80 static void bfa_fcs_vport_sm_fdisc(struct bfa_fcs_vport_s
*vport
,
81 enum bfa_fcs_vport_event event
);
82 static void bfa_fcs_vport_sm_fdisc_retry(struct bfa_fcs_vport_s
*vport
,
83 enum bfa_fcs_vport_event event
);
84 static void bfa_fcs_vport_sm_online(struct bfa_fcs_vport_s
*vport
,
85 enum bfa_fcs_vport_event event
);
86 static void bfa_fcs_vport_sm_deleting(struct bfa_fcs_vport_s
*vport
,
87 enum bfa_fcs_vport_event event
);
88 static void bfa_fcs_vport_sm_cleanup(struct bfa_fcs_vport_s
*vport
,
89 enum bfa_fcs_vport_event event
);
90 static void bfa_fcs_vport_sm_logo(struct bfa_fcs_vport_s
*vport
,
91 enum bfa_fcs_vport_event event
);
92 static void bfa_fcs_vport_sm_error(struct bfa_fcs_vport_s
*vport
,
93 enum bfa_fcs_vport_event event
);
95 static struct bfa_sm_table_s vport_sm_table
[] = {
96 {BFA_SM(bfa_fcs_vport_sm_uninit
), BFA_FCS_VPORT_UNINIT
},
97 {BFA_SM(bfa_fcs_vport_sm_created
), BFA_FCS_VPORT_CREATED
},
98 {BFA_SM(bfa_fcs_vport_sm_offline
), BFA_FCS_VPORT_OFFLINE
},
99 {BFA_SM(bfa_fcs_vport_sm_fdisc
), BFA_FCS_VPORT_FDISC
},
100 {BFA_SM(bfa_fcs_vport_sm_fdisc_retry
), BFA_FCS_VPORT_FDISC_RETRY
},
101 {BFA_SM(bfa_fcs_vport_sm_online
), BFA_FCS_VPORT_ONLINE
},
102 {BFA_SM(bfa_fcs_vport_sm_deleting
), BFA_FCS_VPORT_DELETING
},
103 {BFA_SM(bfa_fcs_vport_sm_cleanup
), BFA_FCS_VPORT_CLEANUP
},
104 {BFA_SM(bfa_fcs_vport_sm_logo
), BFA_FCS_VPORT_LOGO
},
105 {BFA_SM(bfa_fcs_vport_sm_error
), BFA_FCS_VPORT_ERROR
}
112 bfa_fcs_vport_sm_uninit(struct bfa_fcs_vport_s
*vport
,
113 enum bfa_fcs_vport_event event
)
115 bfa_trc(__vport_fcs(vport
), __vport_pwwn(vport
));
116 bfa_trc(__vport_fcs(vport
), event
);
119 case BFA_FCS_VPORT_SM_CREATE
:
120 bfa_sm_set_state(vport
, bfa_fcs_vport_sm_created
);
121 bfa_fcs_fabric_addvport(__vport_fabric(vport
), vport
);
125 bfa_sm_fault(__vport_fcs(vport
), event
);
130 * Created state - a start event is required to start up the state machine.
133 bfa_fcs_vport_sm_created(struct bfa_fcs_vport_s
*vport
,
134 enum bfa_fcs_vport_event event
)
136 bfa_trc(__vport_fcs(vport
), __vport_pwwn(vport
));
137 bfa_trc(__vport_fcs(vport
), event
);
140 case BFA_FCS_VPORT_SM_START
:
141 if (bfa_fcs_fabric_is_online(__vport_fabric(vport
))
142 && bfa_fcs_fabric_npiv_capable(__vport_fabric(vport
))) {
143 bfa_sm_set_state(vport
, bfa_fcs_vport_sm_fdisc
);
144 bfa_fcs_vport_do_fdisc(vport
);
147 * Fabric is offline or not NPIV capable, stay in
150 vport
->vport_stats
.fab_no_npiv
++;
151 bfa_sm_set_state(vport
, bfa_fcs_vport_sm_offline
);
155 case BFA_FCS_VPORT_SM_DELETE
:
156 bfa_sm_set_state(vport
, bfa_fcs_vport_sm_cleanup
);
157 bfa_fcs_port_delete(&vport
->lport
);
160 case BFA_FCS_VPORT_SM_ONLINE
:
161 case BFA_FCS_VPORT_SM_OFFLINE
:
163 * Ignore ONLINE/OFFLINE events from fabric till vport is started.
168 bfa_sm_fault(__vport_fcs(vport
), event
);
173 * Offline state - awaiting ONLINE event from fabric SM.
176 bfa_fcs_vport_sm_offline(struct bfa_fcs_vport_s
*vport
,
177 enum bfa_fcs_vport_event event
)
179 bfa_trc(__vport_fcs(vport
), __vport_pwwn(vport
));
180 bfa_trc(__vport_fcs(vport
), event
);
183 case BFA_FCS_VPORT_SM_DELETE
:
184 bfa_sm_set_state(vport
, bfa_fcs_vport_sm_cleanup
);
185 bfa_fcs_port_delete(&vport
->lport
);
188 case BFA_FCS_VPORT_SM_ONLINE
:
189 bfa_sm_set_state(vport
, bfa_fcs_vport_sm_fdisc
);
190 vport
->fdisc_retries
= 0;
191 bfa_fcs_vport_do_fdisc(vport
);
194 case BFA_FCS_VPORT_SM_OFFLINE
:
196 * This can happen if the vport couldn't be initialzied due
197 * the fact that the npiv was not enabled on the switch. In
198 * that case we will put the vport in offline state. However,
199 * the link can go down and cause the this event to be sent when
200 * we are already offline. Ignore it.
205 bfa_sm_fault(__vport_fcs(vport
), event
);
210 * FDISC is sent and awaiting reply from fabric.
213 bfa_fcs_vport_sm_fdisc(struct bfa_fcs_vport_s
*vport
,
214 enum bfa_fcs_vport_event event
)
216 bfa_trc(__vport_fcs(vport
), __vport_pwwn(vport
));
217 bfa_trc(__vport_fcs(vport
), event
);
220 case BFA_FCS_VPORT_SM_DELETE
:
221 bfa_sm_set_state(vport
, bfa_fcs_vport_sm_logo
);
222 bfa_lps_discard(vport
->lps
);
223 bfa_fcs_vport_do_logo(vport
);
226 case BFA_FCS_VPORT_SM_OFFLINE
:
227 bfa_sm_set_state(vport
, bfa_fcs_vport_sm_offline
);
228 bfa_lps_discard(vport
->lps
);
231 case BFA_FCS_VPORT_SM_RSP_OK
:
232 bfa_sm_set_state(vport
, bfa_fcs_vport_sm_online
);
233 bfa_fcs_port_online(&vport
->lport
);
236 case BFA_FCS_VPORT_SM_RSP_ERROR
:
237 bfa_sm_set_state(vport
, bfa_fcs_vport_sm_fdisc_retry
);
238 bfa_timer_start(__vport_bfa(vport
), &vport
->timer
,
239 bfa_fcs_vport_timeout
, vport
,
240 BFA_FCS_RETRY_TIMEOUT
);
243 case BFA_FCS_VPORT_SM_RSP_FAILED
:
244 bfa_sm_set_state(vport
, bfa_fcs_vport_sm_offline
);
247 case BFA_FCS_VPORT_SM_RSP_DUP_WWN
:
248 bfa_sm_set_state(vport
, bfa_fcs_vport_sm_error
);
252 bfa_sm_fault(__vport_fcs(vport
), event
);
257 * FDISC attempt failed - a timer is active to retry FDISC.
260 bfa_fcs_vport_sm_fdisc_retry(struct bfa_fcs_vport_s
*vport
,
261 enum bfa_fcs_vport_event event
)
263 bfa_trc(__vport_fcs(vport
), __vport_pwwn(vport
));
264 bfa_trc(__vport_fcs(vport
), event
);
267 case BFA_FCS_VPORT_SM_DELETE
:
268 bfa_sm_set_state(vport
, bfa_fcs_vport_sm_cleanup
);
269 bfa_timer_stop(&vport
->timer
);
270 bfa_fcs_port_delete(&vport
->lport
);
273 case BFA_FCS_VPORT_SM_OFFLINE
:
274 bfa_sm_set_state(vport
, bfa_fcs_vport_sm_offline
);
275 bfa_timer_stop(&vport
->timer
);
278 case BFA_FCS_VPORT_SM_TIMEOUT
:
279 bfa_sm_set_state(vport
, bfa_fcs_vport_sm_fdisc
);
280 vport
->vport_stats
.fdisc_retries
++;
281 vport
->fdisc_retries
++;
282 bfa_fcs_vport_do_fdisc(vport
);
286 bfa_sm_fault(__vport_fcs(vport
), event
);
291 * Vport is online (FDISC is complete).
294 bfa_fcs_vport_sm_online(struct bfa_fcs_vport_s
*vport
,
295 enum bfa_fcs_vport_event event
)
297 bfa_trc(__vport_fcs(vport
), __vport_pwwn(vport
));
298 bfa_trc(__vport_fcs(vport
), event
);
301 case BFA_FCS_VPORT_SM_DELETE
:
302 bfa_sm_set_state(vport
, bfa_fcs_vport_sm_deleting
);
303 bfa_fcs_port_delete(&vport
->lport
);
306 case BFA_FCS_VPORT_SM_OFFLINE
:
307 bfa_sm_set_state(vport
, bfa_fcs_vport_sm_offline
);
308 bfa_lps_discard(vport
->lps
);
309 bfa_fcs_port_offline(&vport
->lport
);
313 bfa_sm_fault(__vport_fcs(vport
), event
);
318 * Vport is being deleted - awaiting lport delete completion to send
322 bfa_fcs_vport_sm_deleting(struct bfa_fcs_vport_s
*vport
,
323 enum bfa_fcs_vport_event event
)
325 bfa_trc(__vport_fcs(vport
), __vport_pwwn(vport
));
326 bfa_trc(__vport_fcs(vport
), event
);
329 case BFA_FCS_VPORT_SM_DELETE
:
332 case BFA_FCS_VPORT_SM_DELCOMP
:
333 bfa_sm_set_state(vport
, bfa_fcs_vport_sm_logo
);
334 bfa_fcs_vport_do_logo(vport
);
337 case BFA_FCS_VPORT_SM_OFFLINE
:
338 bfa_sm_set_state(vport
, bfa_fcs_vport_sm_cleanup
);
342 bfa_sm_fault(__vport_fcs(vport
), event
);
348 * This state will be set when the Vport Creation fails due to errors like
349 * Dup WWN. In this state only operation allowed is a Vport Delete.
352 bfa_fcs_vport_sm_error(struct bfa_fcs_vport_s
*vport
,
353 enum bfa_fcs_vport_event event
)
355 bfa_trc(__vport_fcs(vport
), __vport_pwwn(vport
));
356 bfa_trc(__vport_fcs(vport
), event
);
359 case BFA_FCS_VPORT_SM_DELETE
:
360 bfa_sm_set_state(vport
, bfa_fcs_vport_sm_uninit
);
361 bfa_fcs_vport_free(vport
);
365 bfa_trc(__vport_fcs(vport
), event
);
370 * Lport cleanup is in progress since vport is being deleted. Fabric is
371 * offline, so no LOGO is needed to complete vport deletion.
374 bfa_fcs_vport_sm_cleanup(struct bfa_fcs_vport_s
*vport
,
375 enum bfa_fcs_vport_event event
)
377 bfa_trc(__vport_fcs(vport
), __vport_pwwn(vport
));
378 bfa_trc(__vport_fcs(vport
), event
);
381 case BFA_FCS_VPORT_SM_DELCOMP
:
382 bfa_sm_set_state(vport
, bfa_fcs_vport_sm_uninit
);
383 bfa_fcs_vport_free(vport
);
386 case BFA_FCS_VPORT_SM_DELETE
:
390 bfa_sm_fault(__vport_fcs(vport
), event
);
395 * LOGO is sent to fabric. Vport delete is in progress. Lport delete cleanup
399 bfa_fcs_vport_sm_logo(struct bfa_fcs_vport_s
*vport
,
400 enum bfa_fcs_vport_event event
)
402 bfa_trc(__vport_fcs(vport
), __vport_pwwn(vport
));
403 bfa_trc(__vport_fcs(vport
), event
);
406 case BFA_FCS_VPORT_SM_OFFLINE
:
407 bfa_lps_discard(vport
->lps
);
409 * !!! fall through !!!
412 case BFA_FCS_VPORT_SM_RSP_OK
:
413 case BFA_FCS_VPORT_SM_RSP_ERROR
:
414 bfa_sm_set_state(vport
, bfa_fcs_vport_sm_uninit
);
415 bfa_fcs_vport_free(vport
);
418 case BFA_FCS_VPORT_SM_DELETE
:
422 bfa_sm_fault(__vport_fcs(vport
), event
);
429 * fcs_vport_private FCS virtual port private functions
433 * Send AEN notification
436 bfa_fcs_vport_aen_post(bfa_fcs_lport_t
*port
, enum bfa_lport_aen_event event
)
438 union bfa_aen_data_u aen_data
;
439 struct bfa_log_mod_s
*logmod
= port
->fcs
->logm
;
440 enum bfa_port_role role
= port
->port_cfg
.roles
;
441 wwn_t lpwwn
= bfa_fcs_port_get_pwwn(port
);
442 char lpwwn_ptr
[BFA_STRING_32
];
443 char *role_str
[BFA_PORT_ROLE_FCP_MAX
/ 2 + 1] =
444 { "Initiator", "Target", "IPFC" };
446 wwn2str(lpwwn_ptr
, lpwwn
);
448 bfa_assert(role
<= BFA_PORT_ROLE_FCP_MAX
);
450 bfa_log(logmod
, BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT
, event
), lpwwn_ptr
,
453 aen_data
.lport
.vf_id
= port
->fabric
->vf_id
;
454 aen_data
.lport
.roles
= role
;
455 aen_data
.lport
.ppwwn
=
456 bfa_fcs_port_get_pwwn(bfa_fcs_get_base_port(port
->fcs
));
457 aen_data
.lport
.lpwwn
= lpwwn
;
461 * This routine will be called to send a FDISC command.
464 bfa_fcs_vport_do_fdisc(struct bfa_fcs_vport_s
*vport
)
466 bfa_lps_fdisc(vport
->lps
, vport
,
467 bfa_fcport_get_maxfrsize(__vport_bfa(vport
)),
468 __vport_pwwn(vport
), __vport_nwwn(vport
));
469 vport
->vport_stats
.fdisc_sent
++;
473 bfa_fcs_vport_fdisc_rejected(struct bfa_fcs_vport_s
*vport
)
475 u8 lsrjt_rsn
= bfa_lps_get_lsrjt_rsn(vport
->lps
);
476 u8 lsrjt_expl
= bfa_lps_get_lsrjt_expl(vport
->lps
);
478 bfa_trc(__vport_fcs(vport
), lsrjt_rsn
);
479 bfa_trc(__vport_fcs(vport
), lsrjt_expl
);
482 * For certain reason codes, we don't want to retry.
484 switch (bfa_lps_get_lsrjt_expl(vport
->lps
)) {
485 case FC_LS_RJT_EXP_INV_PORT_NAME
: /* by brocade */
486 case FC_LS_RJT_EXP_INVALID_NPORT_ID
: /* by Cisco */
487 if (vport
->fdisc_retries
< BFA_FCS_VPORT_MAX_RETRIES
)
488 bfa_sm_send_event(vport
, BFA_FCS_VPORT_SM_RSP_ERROR
);
490 bfa_fcs_vport_aen_post(&vport
->lport
,
491 BFA_LPORT_AEN_NPIV_DUP_WWN
);
492 bfa_sm_send_event(vport
, BFA_FCS_VPORT_SM_RSP_DUP_WWN
);
496 case FC_LS_RJT_EXP_INSUFF_RES
:
498 * This means max logins per port/switch setting on the
499 * switch was exceeded.
501 if (vport
->fdisc_retries
< BFA_FCS_VPORT_MAX_RETRIES
)
502 bfa_sm_send_event(vport
, BFA_FCS_VPORT_SM_RSP_ERROR
);
504 bfa_fcs_vport_aen_post(&vport
->lport
,
505 BFA_LPORT_AEN_NPIV_FABRIC_MAX
);
506 bfa_sm_send_event(vport
, BFA_FCS_VPORT_SM_RSP_FAILED
);
511 if (vport
->fdisc_retries
== 0) /* Print only once */
512 bfa_fcs_vport_aen_post(&vport
->lport
,
513 BFA_LPORT_AEN_NPIV_UNKNOWN
);
514 bfa_sm_send_event(vport
, BFA_FCS_VPORT_SM_RSP_ERROR
);
519 * Called to send a logout to the fabric. Used when a V-Port is
523 bfa_fcs_vport_do_logo(struct bfa_fcs_vport_s
*vport
)
525 bfa_trc(__vport_fcs(vport
), __vport_pwwn(vport
));
527 vport
->vport_stats
.logo_sent
++;
528 bfa_lps_fdisclogo(vport
->lps
);
532 * This routine will be called by bfa_timer on timer timeouts.
534 * param[in] vport - pointer to bfa_fcs_vport_t.
535 * param[out] vport_status - pointer to return vport status in
540 * Special Considerations:
545 bfa_fcs_vport_timeout(void *vport_arg
)
547 struct bfa_fcs_vport_s
*vport
= (struct bfa_fcs_vport_s
*)vport_arg
;
549 vport
->vport_stats
.fdisc_timeouts
++;
550 bfa_sm_send_event(vport
, BFA_FCS_VPORT_SM_TIMEOUT
);
554 bfa_fcs_vport_free(struct bfa_fcs_vport_s
*vport
)
556 bfa_fcs_fabric_delvport(__vport_fabric(vport
), vport
);
557 bfa_fcb_vport_delete(vport
->vport_drv
);
558 bfa_lps_delete(vport
->lps
);
564 * fcs_vport_public FCS virtual port public interfaces
568 * Online notification from fabric SM.
571 bfa_fcs_vport_online(struct bfa_fcs_vport_s
*vport
)
573 vport
->vport_stats
.fab_online
++;
574 bfa_sm_send_event(vport
, BFA_FCS_VPORT_SM_ONLINE
);
578 * Offline notification from fabric SM.
581 bfa_fcs_vport_offline(struct bfa_fcs_vport_s
*vport
)
583 vport
->vport_stats
.fab_offline
++;
584 bfa_sm_send_event(vport
, BFA_FCS_VPORT_SM_OFFLINE
);
588 * Cleanup notification from fabric SM on link timer expiry.
591 bfa_fcs_vport_cleanup(struct bfa_fcs_vport_s
*vport
)
593 vport
->vport_stats
.fab_cleanup
++;
597 * Delete completion callback from associated lport
600 bfa_fcs_vport_delete_comp(struct bfa_fcs_vport_s
*vport
)
602 bfa_sm_send_event(vport
, BFA_FCS_VPORT_SM_DELCOMP
);
606 * fcs_vport_api Virtual port API
610 * Use this function to instantiate a new FCS vport object. This
611 * function will not trigger any HW initialization process (which will be
612 * done in vport_start() call)
614 * param[in] vport - pointer to bfa_fcs_vport_t. This space
615 * needs to be allocated by the driver.
616 * param[in] fcs - FCS instance
617 * param[in] vport_cfg - vport configuration
618 * param[in] vf_id - VF_ID if vport is created within a VF.
619 * FC_VF_ID_NULL to specify base fabric.
620 * param[in] vport_drv - Opaque handle back to the driver's vport
623 * retval BFA_STATUS_OK - on success.
624 * retval BFA_STATUS_FAILED - on failure.
627 bfa_fcs_vport_create(struct bfa_fcs_vport_s
*vport
, struct bfa_fcs_s
*fcs
,
628 u16 vf_id
, struct bfa_port_cfg_s
*vport_cfg
,
629 struct bfad_vport_s
*vport_drv
)
631 if (vport_cfg
->pwwn
== 0)
632 return BFA_STATUS_INVALID_WWN
;
634 if (bfa_fcs_port_get_pwwn(&fcs
->fabric
.bport
) == vport_cfg
->pwwn
)
635 return BFA_STATUS_VPORT_WWN_BP
;
637 if (bfa_fcs_vport_lookup(fcs
, vf_id
, vport_cfg
->pwwn
) != NULL
)
638 return BFA_STATUS_VPORT_EXISTS
;
640 if (bfa_fcs_fabric_vport_count(&fcs
->fabric
) ==
641 bfa_lps_get_max_vport(fcs
->bfa
))
642 return BFA_STATUS_VPORT_MAX
;
644 vport
->lps
= bfa_lps_alloc(fcs
->bfa
);
646 return BFA_STATUS_VPORT_MAX
;
648 vport
->vport_drv
= vport_drv
;
649 bfa_sm_set_state(vport
, bfa_fcs_vport_sm_uninit
);
651 bfa_fcs_lport_attach(&vport
->lport
, fcs
, vf_id
, vport
);
652 bfa_fcs_lport_init(&vport
->lport
, vport_cfg
);
654 bfa_sm_send_event(vport
, BFA_FCS_VPORT_SM_CREATE
);
656 return BFA_STATUS_OK
;
660 * Use this function initialize the vport.
662 * @param[in] vport - pointer to bfa_fcs_vport_t.
667 bfa_fcs_vport_start(struct bfa_fcs_vport_s
*vport
)
669 bfa_sm_send_event(vport
, BFA_FCS_VPORT_SM_START
);
671 return BFA_STATUS_OK
;
675 * Use this function quiese the vport object. This function will return
676 * immediately, when the vport is actually stopped, the
677 * bfa_drv_vport_stop_cb() will be called.
679 * param[in] vport - pointer to bfa_fcs_vport_t.
684 bfa_fcs_vport_stop(struct bfa_fcs_vport_s
*vport
)
686 bfa_sm_send_event(vport
, BFA_FCS_VPORT_SM_STOP
);
688 return BFA_STATUS_OK
;
692 * Use this function to delete a vport object. Fabric object should
693 * be stopped before this function call.
695 * param[in] vport - pointer to bfa_fcs_vport_t.
700 bfa_fcs_vport_delete(struct bfa_fcs_vport_s
*vport
)
702 bfa_sm_send_event(vport
, BFA_FCS_VPORT_SM_DELETE
);
704 return BFA_STATUS_OK
;
708 * Use this function to get vport's current status info.
710 * param[in] vport pointer to bfa_fcs_vport_t.
711 * param[out] attr pointer to return vport attributes
716 bfa_fcs_vport_get_attr(struct bfa_fcs_vport_s
*vport
,
717 struct bfa_vport_attr_s
*attr
)
719 if (vport
== NULL
|| attr
== NULL
)
722 bfa_os_memset(attr
, 0, sizeof(struct bfa_vport_attr_s
));
724 bfa_fcs_port_get_attr(&vport
->lport
, &attr
->port_attr
);
725 attr
->vport_state
= bfa_sm_to_state(vport_sm_table
, vport
->sm
);
729 * Use this function to get vport's statistics.
731 * param[in] vport pointer to bfa_fcs_vport_t.
732 * param[out] stats pointer to return vport statistics in
737 bfa_fcs_vport_get_stats(struct bfa_fcs_vport_s
*vport
,
738 struct bfa_vport_stats_s
*stats
)
740 *stats
= vport
->vport_stats
;
744 * Use this function to clear vport's statistics.
746 * param[in] vport pointer to bfa_fcs_vport_t.
751 bfa_fcs_vport_clr_stats(struct bfa_fcs_vport_s
*vport
)
753 bfa_os_memset(&vport
->vport_stats
, 0, sizeof(struct bfa_vport_stats_s
));
757 * Lookup a virtual port. Excludes base port from lookup.
759 struct bfa_fcs_vport_s
*
760 bfa_fcs_vport_lookup(struct bfa_fcs_s
*fcs
, u16 vf_id
, wwn_t vpwwn
)
762 struct bfa_fcs_vport_s
*vport
;
763 struct bfa_fcs_fabric_s
*fabric
;
768 fabric
= bfa_fcs_vf_lookup(fcs
, vf_id
);
774 vport
= bfa_fcs_fabric_vport_lookup(fabric
, vpwwn
);
782 bfa_cb_lps_fdisc_comp(void *bfad
, void *uarg
, bfa_status_t status
)
784 struct bfa_fcs_vport_s
*vport
= uarg
;
786 bfa_trc(__vport_fcs(vport
), __vport_pwwn(vport
));
787 bfa_trc(__vport_fcs(vport
), status
);
792 * Initialiaze the V-Port fields
794 __vport_fcid(vport
) = bfa_lps_get_pid(vport
->lps
);
795 vport
->vport_stats
.fdisc_accepts
++;
796 bfa_sm_send_event(vport
, BFA_FCS_VPORT_SM_RSP_OK
);
799 case BFA_STATUS_INVALID_MAC
:
803 vport
->vport_stats
.fdisc_acc_bad
++;
804 bfa_sm_send_event(vport
, BFA_FCS_VPORT_SM_RSP_ERROR
);
808 case BFA_STATUS_EPROTOCOL
:
809 switch (bfa_lps_get_extstatus(vport
->lps
)) {
810 case BFA_EPROTO_BAD_ACCEPT
:
811 vport
->vport_stats
.fdisc_acc_bad
++;
814 case BFA_EPROTO_UNKNOWN_RSP
:
815 vport
->vport_stats
.fdisc_unknown_rsp
++;
822 bfa_sm_send_event(vport
, BFA_FCS_VPORT_SM_RSP_ERROR
);
825 case BFA_STATUS_FABRIC_RJT
:
826 vport
->vport_stats
.fdisc_rejects
++;
827 bfa_fcs_vport_fdisc_rejected(vport
);
831 vport
->vport_stats
.fdisc_rsp_err
++;
832 bfa_sm_send_event(vport
, BFA_FCS_VPORT_SM_RSP_ERROR
);
840 bfa_cb_lps_fdisclogo_comp(void *bfad
, void *uarg
)
842 struct bfa_fcs_vport_s
*vport
= uarg
;
843 bfa_sm_send_event(vport
, BFA_FCS_VPORT_SM_RSP_OK
);
847 * Received clear virtual link
850 bfa_cb_lps_cvl_event(void *bfad
, void *uarg
)
852 struct bfa_fcs_vport_s
*vport
= uarg
;
854 /* Send an Offline followed by an ONLINE */
855 bfa_sm_send_event(vport
, BFA_FCS_VPORT_SM_OFFLINE
);
856 bfa_sm_send_event(vport
, BFA_FCS_VPORT_SM_ONLINE
);