Commit | Line | Data |
---|---|---|
7725ccfd | 1 | /* |
a36c61f9 | 2 | * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. |
7725ccfd JH |
3 | * All rights reserved |
4 | * www.brocade.com | |
5 | * | |
6 | * Linux driver for Brocade Fibre Channel Host Bus Adapter. | |
7 | * | |
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 | |
11 | * | |
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. | |
16 | */ | |
17 | ||
5fbe25c7 | 18 | /* |
7725ccfd JH |
19 | * bfa_fcs.c BFA FCS main |
20 | */ | |
21 | ||
f16a1750 | 22 | #include "bfad_drv.h" |
7826f304 | 23 | #include "bfad_im.h" |
a36c61f9 KG |
24 | #include "bfa_fcs.h" |
25 | #include "bfa_fcbuild.h" | |
a36c61f9 KG |
26 | |
27 | BFA_TRC_FILE(FCS, FCS); | |
7725ccfd | 28 | |
5fbe25c7 | 29 | /* |
7725ccfd JH |
30 | * FCS sub-modules |
31 | */ | |
32 | struct bfa_fcs_mod_s { | |
82794a2e | 33 | void (*attach) (struct bfa_fcs_s *fcs); |
a36c61f9 KG |
34 | void (*modinit) (struct bfa_fcs_s *fcs); |
35 | void (*modexit) (struct bfa_fcs_s *fcs); | |
7725ccfd JH |
36 | }; |
37 | ||
38 | #define BFA_FCS_MODULE(_mod) { _mod ## _modinit, _mod ## _modexit } | |
39 | ||
40 | static struct bfa_fcs_mod_s fcs_modules[] = { | |
a36c61f9 | 41 | { bfa_fcs_port_attach, NULL, NULL }, |
82794a2e KG |
42 | { bfa_fcs_uf_attach, NULL, NULL }, |
43 | { bfa_fcs_fabric_attach, bfa_fcs_fabric_modinit, | |
a36c61f9 | 44 | bfa_fcs_fabric_modexit }, |
7725ccfd JH |
45 | }; |
46 | ||
5fbe25c7 | 47 | /* |
7725ccfd JH |
48 | * fcs_api BFA FCS API |
49 | */ | |
50 | ||
51 | static void | |
52 | bfa_fcs_exit_comp(void *fcs_cbarg) | |
53 | { | |
a36c61f9 KG |
54 | struct bfa_fcs_s *fcs = fcs_cbarg; |
55 | struct bfad_s *bfad = fcs->bfad; | |
7725ccfd JH |
56 | |
57 | complete(&bfad->comp); | |
58 | } | |
59 | ||
60 | ||
61 | ||
5fbe25c7 | 62 | /* |
7725ccfd JH |
63 | * fcs_api BFA FCS API |
64 | */ | |
65 | ||
5fbe25c7 | 66 | /* |
82794a2e | 67 | * fcs attach -- called once to initialize data structures at driver attach time |
7725ccfd JH |
68 | */ |
69 | void | |
82794a2e | 70 | bfa_fcs_attach(struct bfa_fcs_s *fcs, struct bfa_s *bfa, struct bfad_s *bfad, |
a36c61f9 | 71 | bfa_boolean_t min_cfg) |
7725ccfd | 72 | { |
a36c61f9 | 73 | int i; |
7725ccfd JH |
74 | struct bfa_fcs_mod_s *mod; |
75 | ||
76 | fcs->bfa = bfa; | |
77 | fcs->bfad = bfad; | |
78 | fcs->min_cfg = min_cfg; | |
79 | ||
f7f73812 | 80 | bfa->fcs = BFA_TRUE; |
7725ccfd JH |
81 | fcbuild_init(); |
82 | ||
a36c61f9 | 83 | for (i = 0; i < sizeof(fcs_modules) / sizeof(fcs_modules[0]); i++) { |
7725ccfd | 84 | mod = &fcs_modules[i]; |
82794a2e KG |
85 | if (mod->attach) |
86 | mod->attach(fcs); | |
87 | } | |
88 | } | |
89 | ||
5fbe25c7 | 90 | /* |
82794a2e KG |
91 | * fcs initialization, called once after bfa initialization is complete |
92 | */ | |
93 | void | |
94 | bfa_fcs_init(struct bfa_fcs_s *fcs) | |
95 | { | |
75332a70 | 96 | int i; |
82794a2e KG |
97 | struct bfa_fcs_mod_s *mod; |
98 | ||
a36c61f9 | 99 | for (i = 0; i < sizeof(fcs_modules) / sizeof(fcs_modules[0]); i++) { |
82794a2e KG |
100 | mod = &fcs_modules[i]; |
101 | if (mod->modinit) | |
102 | mod->modinit(fcs); | |
7725ccfd | 103 | } |
75332a70 KG |
104 | } |
105 | ||
106 | /* | |
107 | * FCS update cfg - reset the pwwn/nwwn of fabric base logical port | |
108 | * with values learned during bfa_init firmware GETATTR REQ. | |
109 | */ | |
110 | void | |
111 | bfa_fcs_update_cfg(struct bfa_fcs_s *fcs) | |
112 | { | |
113 | struct bfa_fcs_fabric_s *fabric = &fcs->fabric; | |
114 | struct bfa_lport_cfg_s *port_cfg = &fabric->bport.port_cfg; | |
115 | struct bfa_ioc_s *ioc = &fabric->fcs->bfa->ioc; | |
116 | ||
117 | port_cfg->nwwn = ioc->attr->nwwn; | |
118 | port_cfg->pwwn = ioc->attr->pwwn; | |
119 | } | |
120 | ||
121 | /* | |
122 | * fcs pbc vport initialization | |
123 | */ | |
124 | void | |
125 | bfa_fcs_pbc_vport_init(struct bfa_fcs_s *fcs) | |
126 | { | |
127 | int i, npbc_vports; | |
128 | struct bfi_pbc_vport_s pbc_vports[BFI_PBC_MAX_VPORTS]; | |
129 | ||
d9883548 JH |
130 | /* Initialize pbc vports */ |
131 | if (!fcs->min_cfg) { | |
132 | npbc_vports = | |
75332a70 | 133 | bfa_iocfc_get_pbc_vports(fcs->bfa, pbc_vports); |
d9883548 JH |
134 | for (i = 0; i < npbc_vports; i++) |
135 | bfa_fcb_pbc_vport_create(fcs->bfa->bfad, pbc_vports[i]); | |
136 | } | |
7725ccfd JH |
137 | } |
138 | ||
5fbe25c7 | 139 | /* |
a36c61f9 KG |
140 | * brief |
141 | * FCS driver details initialization. | |
7725ccfd | 142 | * |
a36c61f9 KG |
143 | * param[in] fcs FCS instance |
144 | * param[in] driver_info Driver Details | |
7725ccfd | 145 | * |
a36c61f9 | 146 | * return None |
7725ccfd JH |
147 | */ |
148 | void | |
149 | bfa_fcs_driver_info_init(struct bfa_fcs_s *fcs, | |
150 | struct bfa_fcs_driver_info_s *driver_info) | |
151 | { | |
152 | ||
153 | fcs->driver_info = *driver_info; | |
154 | ||
155 | bfa_fcs_fabric_psymb_init(&fcs->fabric); | |
156 | } | |
157 | ||
5fbe25c7 | 158 | /* |
a36c61f9 KG |
159 | * brief |
160 | * FCS instance cleanup and exit. | |
7725ccfd | 161 | * |
a36c61f9 KG |
162 | * param[in] fcs FCS instance |
163 | * return None | |
7725ccfd JH |
164 | */ |
165 | void | |
166 | bfa_fcs_exit(struct bfa_fcs_s *fcs) | |
167 | { | |
168 | struct bfa_fcs_mod_s *mod; | |
a36c61f9 | 169 | int nmods, i; |
7725ccfd JH |
170 | |
171 | bfa_wc_init(&fcs->wc, bfa_fcs_exit_comp, fcs); | |
172 | ||
a36c61f9 KG |
173 | nmods = sizeof(fcs_modules) / sizeof(fcs_modules[0]); |
174 | ||
175 | for (i = 0; i < nmods; i++) { | |
7725ccfd JH |
176 | |
177 | mod = &fcs_modules[i]; | |
82794a2e KG |
178 | if (mod->modexit) { |
179 | bfa_wc_up(&fcs->wc); | |
180 | mod->modexit(fcs); | |
181 | } | |
7725ccfd JH |
182 | } |
183 | ||
184 | bfa_wc_wait(&fcs->wc); | |
185 | } | |
186 | ||
187 | ||
5fbe25c7 | 188 | /* |
a36c61f9 KG |
189 | * Fabric module implementation. |
190 | */ | |
191 | ||
192 | #define BFA_FCS_FABRIC_RETRY_DELAY (2000) /* Milliseconds */ | |
193 | #define BFA_FCS_FABRIC_CLEANUP_DELAY (10000) /* Milliseconds */ | |
194 | ||
195 | #define bfa_fcs_fabric_set_opertype(__fabric) do { \ | |
d7be54cc KG |
196 | if (bfa_fcport_get_topology((__fabric)->fcs->bfa) \ |
197 | == BFA_PORT_TOPOLOGY_P2P) { \ | |
198 | if (fabric->fab_type == BFA_FCS_FABRIC_SWITCHED) \ | |
a36c61f9 KG |
199 | (__fabric)->oper_type = BFA_PORT_TYPE_NPORT; \ |
200 | else \ | |
d7be54cc KG |
201 | (__fabric)->oper_type = BFA_PORT_TYPE_P2P; \ |
202 | } else \ | |
203 | (__fabric)->oper_type = BFA_PORT_TYPE_NLPORT; \ | |
a36c61f9 KG |
204 | } while (0) |
205 | ||
206 | /* | |
207 | * forward declarations | |
208 | */ | |
209 | static void bfa_fcs_fabric_init(struct bfa_fcs_fabric_s *fabric); | |
210 | static void bfa_fcs_fabric_login(struct bfa_fcs_fabric_s *fabric); | |
211 | static void bfa_fcs_fabric_notify_online(struct bfa_fcs_fabric_s *fabric); | |
212 | static void bfa_fcs_fabric_notify_offline(struct bfa_fcs_fabric_s *fabric); | |
213 | static void bfa_fcs_fabric_delay(void *cbarg); | |
214 | static void bfa_fcs_fabric_delete(struct bfa_fcs_fabric_s *fabric); | |
215 | static void bfa_fcs_fabric_delete_comp(void *cbarg); | |
216 | static void bfa_fcs_fabric_process_uf(struct bfa_fcs_fabric_s *fabric, | |
217 | struct fchs_s *fchs, u16 len); | |
218 | static void bfa_fcs_fabric_process_flogi(struct bfa_fcs_fabric_s *fabric, | |
219 | struct fchs_s *fchs, u16 len); | |
220 | static void bfa_fcs_fabric_send_flogi_acc(struct bfa_fcs_fabric_s *fabric); | |
221 | static void bfa_fcs_fabric_flogiacc_comp(void *fcsarg, | |
222 | struct bfa_fcxp_s *fcxp, void *cbarg, | |
223 | bfa_status_t status, | |
224 | u32 rsp_len, | |
225 | u32 resid_len, | |
226 | struct fchs_s *rspfchs); | |
be540a99 KG |
227 | static u8 bfa_fcs_fabric_oper_bbscn(struct bfa_fcs_fabric_s *fabric); |
228 | static bfa_boolean_t bfa_fcs_fabric_is_bbscn_enabled( | |
229 | struct bfa_fcs_fabric_s *fabric); | |
a36c61f9 KG |
230 | |
231 | static void bfa_fcs_fabric_sm_uninit(struct bfa_fcs_fabric_s *fabric, | |
232 | enum bfa_fcs_fabric_event event); | |
233 | static void bfa_fcs_fabric_sm_created(struct bfa_fcs_fabric_s *fabric, | |
234 | enum bfa_fcs_fabric_event event); | |
235 | static void bfa_fcs_fabric_sm_linkdown(struct bfa_fcs_fabric_s *fabric, | |
236 | enum bfa_fcs_fabric_event event); | |
237 | static void bfa_fcs_fabric_sm_flogi(struct bfa_fcs_fabric_s *fabric, | |
238 | enum bfa_fcs_fabric_event event); | |
239 | static void bfa_fcs_fabric_sm_flogi_retry(struct bfa_fcs_fabric_s *fabric, | |
240 | enum bfa_fcs_fabric_event event); | |
241 | static void bfa_fcs_fabric_sm_auth(struct bfa_fcs_fabric_s *fabric, | |
242 | enum bfa_fcs_fabric_event event); | |
a36c61f9 KG |
243 | static void bfa_fcs_fabric_sm_nofabric(struct bfa_fcs_fabric_s *fabric, |
244 | enum bfa_fcs_fabric_event event); | |
a36c61f9 KG |
245 | static void bfa_fcs_fabric_sm_evfp(struct bfa_fcs_fabric_s *fabric, |
246 | enum bfa_fcs_fabric_event event); | |
247 | static void bfa_fcs_fabric_sm_evfp_done(struct bfa_fcs_fabric_s *fabric, | |
248 | enum bfa_fcs_fabric_event event); | |
249 | static void bfa_fcs_fabric_sm_isolated(struct bfa_fcs_fabric_s *fabric, | |
250 | enum bfa_fcs_fabric_event event); | |
251 | static void bfa_fcs_fabric_sm_deleting(struct bfa_fcs_fabric_s *fabric, | |
252 | enum bfa_fcs_fabric_event event); | |
5fbe25c7 | 253 | /* |
a36c61f9 KG |
254 | * Beginning state before fabric creation. |
255 | */ | |
256 | static void | |
257 | bfa_fcs_fabric_sm_uninit(struct bfa_fcs_fabric_s *fabric, | |
258 | enum bfa_fcs_fabric_event event) | |
259 | { | |
260 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); | |
261 | bfa_trc(fabric->fcs, event); | |
262 | ||
263 | switch (event) { | |
264 | case BFA_FCS_FABRIC_SM_CREATE: | |
265 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_created); | |
266 | bfa_fcs_fabric_init(fabric); | |
267 | bfa_fcs_lport_init(&fabric->bport, &fabric->bport.port_cfg); | |
268 | break; | |
269 | ||
270 | case BFA_FCS_FABRIC_SM_LINK_UP: | |
271 | case BFA_FCS_FABRIC_SM_LINK_DOWN: | |
272 | break; | |
273 | ||
274 | default: | |
275 | bfa_sm_fault(fabric->fcs, event); | |
276 | } | |
277 | } | |
278 | ||
5fbe25c7 | 279 | /* |
a36c61f9 KG |
280 | * Beginning state before fabric creation. |
281 | */ | |
282 | static void | |
283 | bfa_fcs_fabric_sm_created(struct bfa_fcs_fabric_s *fabric, | |
284 | enum bfa_fcs_fabric_event event) | |
285 | { | |
286 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); | |
287 | bfa_trc(fabric->fcs, event); | |
288 | ||
289 | switch (event) { | |
290 | case BFA_FCS_FABRIC_SM_START: | |
291 | if (bfa_fcport_is_linkup(fabric->fcs->bfa)) { | |
292 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi); | |
293 | bfa_fcs_fabric_login(fabric); | |
294 | } else | |
295 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); | |
296 | break; | |
297 | ||
298 | case BFA_FCS_FABRIC_SM_LINK_UP: | |
299 | case BFA_FCS_FABRIC_SM_LINK_DOWN: | |
300 | break; | |
301 | ||
302 | case BFA_FCS_FABRIC_SM_DELETE: | |
dd5aaf45 KG |
303 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); |
304 | bfa_fcs_fabric_delete(fabric); | |
a36c61f9 KG |
305 | break; |
306 | ||
307 | default: | |
308 | bfa_sm_fault(fabric->fcs, event); | |
309 | } | |
310 | } | |
311 | ||
5fbe25c7 | 312 | /* |
a36c61f9 KG |
313 | * Link is down, awaiting LINK UP event from port. This is also the |
314 | * first state at fabric creation. | |
315 | */ | |
316 | static void | |
317 | bfa_fcs_fabric_sm_linkdown(struct bfa_fcs_fabric_s *fabric, | |
318 | enum bfa_fcs_fabric_event event) | |
319 | { | |
320 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); | |
321 | bfa_trc(fabric->fcs, event); | |
322 | ||
323 | switch (event) { | |
324 | case BFA_FCS_FABRIC_SM_LINK_UP: | |
325 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi); | |
326 | bfa_fcs_fabric_login(fabric); | |
327 | break; | |
328 | ||
329 | case BFA_FCS_FABRIC_SM_RETRY_OP: | |
330 | break; | |
331 | ||
332 | case BFA_FCS_FABRIC_SM_DELETE: | |
333 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); | |
334 | bfa_fcs_fabric_delete(fabric); | |
335 | break; | |
336 | ||
337 | default: | |
338 | bfa_sm_fault(fabric->fcs, event); | |
339 | } | |
340 | } | |
341 | ||
5fbe25c7 | 342 | /* |
a36c61f9 KG |
343 | * FLOGI is in progress, awaiting FLOGI reply. |
344 | */ | |
345 | static void | |
346 | bfa_fcs_fabric_sm_flogi(struct bfa_fcs_fabric_s *fabric, | |
347 | enum bfa_fcs_fabric_event event) | |
348 | { | |
349 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); | |
350 | bfa_trc(fabric->fcs, event); | |
351 | ||
352 | switch (event) { | |
353 | case BFA_FCS_FABRIC_SM_CONT_OP: | |
354 | ||
355 | bfa_fcport_set_tx_bbcredit(fabric->fcs->bfa, | |
be540a99 KG |
356 | fabric->bb_credit, |
357 | bfa_fcs_fabric_oper_bbscn(fabric)); | |
a36c61f9 KG |
358 | fabric->fab_type = BFA_FCS_FABRIC_SWITCHED; |
359 | ||
360 | if (fabric->auth_reqd && fabric->is_auth) { | |
361 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_auth); | |
362 | bfa_trc(fabric->fcs, event); | |
363 | } else { | |
364 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_online); | |
365 | bfa_fcs_fabric_notify_online(fabric); | |
366 | } | |
367 | break; | |
368 | ||
369 | case BFA_FCS_FABRIC_SM_RETRY_OP: | |
370 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi_retry); | |
371 | bfa_timer_start(fabric->fcs->bfa, &fabric->delay_timer, | |
372 | bfa_fcs_fabric_delay, fabric, | |
373 | BFA_FCS_FABRIC_RETRY_DELAY); | |
374 | break; | |
375 | ||
376 | case BFA_FCS_FABRIC_SM_LOOPBACK: | |
377 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_loopback); | |
f7f73812 | 378 | bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE); |
a36c61f9 KG |
379 | bfa_fcs_fabric_set_opertype(fabric); |
380 | break; | |
381 | ||
382 | case BFA_FCS_FABRIC_SM_NO_FABRIC: | |
383 | fabric->fab_type = BFA_FCS_FABRIC_N2N; | |
384 | bfa_fcport_set_tx_bbcredit(fabric->fcs->bfa, | |
be540a99 KG |
385 | fabric->bb_credit, |
386 | bfa_fcs_fabric_oper_bbscn(fabric)); | |
a36c61f9 KG |
387 | bfa_fcs_fabric_notify_online(fabric); |
388 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_nofabric); | |
389 | break; | |
390 | ||
391 | case BFA_FCS_FABRIC_SM_LINK_DOWN: | |
392 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); | |
f7f73812 | 393 | bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE); |
a36c61f9 KG |
394 | break; |
395 | ||
396 | case BFA_FCS_FABRIC_SM_DELETE: | |
397 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); | |
f7f73812 | 398 | bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE); |
a36c61f9 KG |
399 | bfa_fcs_fabric_delete(fabric); |
400 | break; | |
401 | ||
402 | default: | |
403 | bfa_sm_fault(fabric->fcs, event); | |
404 | } | |
405 | } | |
406 | ||
407 | ||
408 | static void | |
409 | bfa_fcs_fabric_sm_flogi_retry(struct bfa_fcs_fabric_s *fabric, | |
410 | enum bfa_fcs_fabric_event event) | |
411 | { | |
412 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); | |
413 | bfa_trc(fabric->fcs, event); | |
414 | ||
415 | switch (event) { | |
416 | case BFA_FCS_FABRIC_SM_DELAYED: | |
417 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi); | |
418 | bfa_fcs_fabric_login(fabric); | |
419 | break; | |
420 | ||
421 | case BFA_FCS_FABRIC_SM_LINK_DOWN: | |
422 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); | |
423 | bfa_timer_stop(&fabric->delay_timer); | |
424 | break; | |
425 | ||
426 | case BFA_FCS_FABRIC_SM_DELETE: | |
427 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); | |
428 | bfa_timer_stop(&fabric->delay_timer); | |
429 | bfa_fcs_fabric_delete(fabric); | |
430 | break; | |
431 | ||
432 | default: | |
433 | bfa_sm_fault(fabric->fcs, event); | |
434 | } | |
435 | } | |
436 | ||
5fbe25c7 | 437 | /* |
a36c61f9 KG |
438 | * Authentication is in progress, awaiting authentication results. |
439 | */ | |
440 | static void | |
441 | bfa_fcs_fabric_sm_auth(struct bfa_fcs_fabric_s *fabric, | |
442 | enum bfa_fcs_fabric_event event) | |
443 | { | |
444 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); | |
445 | bfa_trc(fabric->fcs, event); | |
446 | ||
447 | switch (event) { | |
448 | case BFA_FCS_FABRIC_SM_AUTH_FAILED: | |
449 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_auth_failed); | |
f7f73812 | 450 | bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE); |
a36c61f9 KG |
451 | break; |
452 | ||
453 | case BFA_FCS_FABRIC_SM_AUTH_SUCCESS: | |
454 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_online); | |
455 | bfa_fcs_fabric_notify_online(fabric); | |
456 | break; | |
457 | ||
458 | case BFA_FCS_FABRIC_SM_PERF_EVFP: | |
459 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_evfp); | |
460 | break; | |
461 | ||
462 | case BFA_FCS_FABRIC_SM_LINK_DOWN: | |
463 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); | |
f7f73812 | 464 | bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE); |
a36c61f9 KG |
465 | break; |
466 | ||
467 | case BFA_FCS_FABRIC_SM_DELETE: | |
468 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); | |
469 | bfa_fcs_fabric_delete(fabric); | |
470 | break; | |
471 | ||
472 | default: | |
473 | bfa_sm_fault(fabric->fcs, event); | |
474 | } | |
475 | } | |
476 | ||
5fbe25c7 | 477 | /* |
a36c61f9 KG |
478 | * Authentication failed |
479 | */ | |
f7f73812 | 480 | void |
a36c61f9 KG |
481 | bfa_fcs_fabric_sm_auth_failed(struct bfa_fcs_fabric_s *fabric, |
482 | enum bfa_fcs_fabric_event event) | |
483 | { | |
484 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); | |
485 | bfa_trc(fabric->fcs, event); | |
486 | ||
487 | switch (event) { | |
488 | case BFA_FCS_FABRIC_SM_LINK_DOWN: | |
489 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); | |
490 | bfa_fcs_fabric_notify_offline(fabric); | |
491 | break; | |
492 | ||
493 | case BFA_FCS_FABRIC_SM_DELETE: | |
494 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); | |
495 | bfa_fcs_fabric_delete(fabric); | |
496 | break; | |
497 | ||
498 | default: | |
499 | bfa_sm_fault(fabric->fcs, event); | |
500 | } | |
501 | } | |
502 | ||
5fbe25c7 | 503 | /* |
a36c61f9 KG |
504 | * Port is in loopback mode. |
505 | */ | |
f7f73812 | 506 | void |
a36c61f9 KG |
507 | bfa_fcs_fabric_sm_loopback(struct bfa_fcs_fabric_s *fabric, |
508 | enum bfa_fcs_fabric_event event) | |
509 | { | |
510 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); | |
511 | bfa_trc(fabric->fcs, event); | |
512 | ||
513 | switch (event) { | |
514 | case BFA_FCS_FABRIC_SM_LINK_DOWN: | |
515 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); | |
516 | bfa_fcs_fabric_notify_offline(fabric); | |
517 | break; | |
518 | ||
519 | case BFA_FCS_FABRIC_SM_DELETE: | |
520 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); | |
521 | bfa_fcs_fabric_delete(fabric); | |
522 | break; | |
523 | ||
524 | default: | |
525 | bfa_sm_fault(fabric->fcs, event); | |
526 | } | |
527 | } | |
528 | ||
5fbe25c7 | 529 | /* |
a36c61f9 KG |
530 | * There is no attached fabric - private loop or NPort-to-NPort topology. |
531 | */ | |
532 | static void | |
533 | bfa_fcs_fabric_sm_nofabric(struct bfa_fcs_fabric_s *fabric, | |
534 | enum bfa_fcs_fabric_event event) | |
535 | { | |
536 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); | |
537 | bfa_trc(fabric->fcs, event); | |
538 | ||
539 | switch (event) { | |
540 | case BFA_FCS_FABRIC_SM_LINK_DOWN: | |
541 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); | |
f7f73812 | 542 | bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE); |
a36c61f9 KG |
543 | bfa_fcs_fabric_notify_offline(fabric); |
544 | break; | |
545 | ||
546 | case BFA_FCS_FABRIC_SM_DELETE: | |
547 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); | |
548 | bfa_fcs_fabric_delete(fabric); | |
549 | break; | |
550 | ||
551 | case BFA_FCS_FABRIC_SM_NO_FABRIC: | |
552 | bfa_trc(fabric->fcs, fabric->bb_credit); | |
553 | bfa_fcport_set_tx_bbcredit(fabric->fcs->bfa, | |
be540a99 KG |
554 | fabric->bb_credit, |
555 | bfa_fcs_fabric_oper_bbscn(fabric)); | |
a36c61f9 KG |
556 | break; |
557 | ||
d7be54cc KG |
558 | case BFA_FCS_FABRIC_SM_RETRY_OP: |
559 | break; | |
560 | ||
a36c61f9 KG |
561 | default: |
562 | bfa_sm_fault(fabric->fcs, event); | |
563 | } | |
564 | } | |
565 | ||
5fbe25c7 | 566 | /* |
a36c61f9 KG |
567 | * Fabric is online - normal operating state. |
568 | */ | |
f7f73812 | 569 | void |
a36c61f9 KG |
570 | bfa_fcs_fabric_sm_online(struct bfa_fcs_fabric_s *fabric, |
571 | enum bfa_fcs_fabric_event event) | |
572 | { | |
573 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); | |
574 | bfa_trc(fabric->fcs, event); | |
575 | ||
576 | switch (event) { | |
577 | case BFA_FCS_FABRIC_SM_LINK_DOWN: | |
578 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); | |
f7f73812 | 579 | bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE); |
a36c61f9 KG |
580 | bfa_fcs_fabric_notify_offline(fabric); |
581 | break; | |
582 | ||
583 | case BFA_FCS_FABRIC_SM_DELETE: | |
584 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); | |
585 | bfa_fcs_fabric_delete(fabric); | |
586 | break; | |
587 | ||
588 | case BFA_FCS_FABRIC_SM_AUTH_FAILED: | |
589 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_auth_failed); | |
f7f73812 | 590 | bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE); |
a36c61f9 KG |
591 | break; |
592 | ||
593 | case BFA_FCS_FABRIC_SM_AUTH_SUCCESS: | |
594 | break; | |
595 | ||
596 | default: | |
597 | bfa_sm_fault(fabric->fcs, event); | |
598 | } | |
599 | } | |
600 | ||
5fbe25c7 | 601 | /* |
a36c61f9 KG |
602 | * Exchanging virtual fabric parameters. |
603 | */ | |
604 | static void | |
605 | bfa_fcs_fabric_sm_evfp(struct bfa_fcs_fabric_s *fabric, | |
606 | enum bfa_fcs_fabric_event event) | |
607 | { | |
608 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); | |
609 | bfa_trc(fabric->fcs, event); | |
610 | ||
611 | switch (event) { | |
612 | case BFA_FCS_FABRIC_SM_CONT_OP: | |
613 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_evfp_done); | |
614 | break; | |
615 | ||
616 | case BFA_FCS_FABRIC_SM_ISOLATE: | |
617 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_isolated); | |
618 | break; | |
619 | ||
620 | default: | |
621 | bfa_sm_fault(fabric->fcs, event); | |
622 | } | |
623 | } | |
624 | ||
5fbe25c7 | 625 | /* |
a36c61f9 KG |
626 | * EVFP exchange complete and VFT tagging is enabled. |
627 | */ | |
628 | static void | |
629 | bfa_fcs_fabric_sm_evfp_done(struct bfa_fcs_fabric_s *fabric, | |
630 | enum bfa_fcs_fabric_event event) | |
631 | { | |
632 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); | |
633 | bfa_trc(fabric->fcs, event); | |
634 | } | |
635 | ||
5fbe25c7 | 636 | /* |
a36c61f9 KG |
637 | * Port is isolated after EVFP exchange due to VF_ID mismatch (N and F). |
638 | */ | |
639 | static void | |
640 | bfa_fcs_fabric_sm_isolated(struct bfa_fcs_fabric_s *fabric, | |
641 | enum bfa_fcs_fabric_event event) | |
642 | { | |
643 | struct bfad_s *bfad = (struct bfad_s *)fabric->fcs->bfad; | |
644 | char pwwn_ptr[BFA_STRING_32]; | |
645 | ||
646 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); | |
647 | bfa_trc(fabric->fcs, event); | |
648 | wwn2str(pwwn_ptr, fabric->bport.port_cfg.pwwn); | |
649 | ||
88166242 | 650 | BFA_LOG(KERN_INFO, bfad, bfa_log_level, |
a36c61f9 KG |
651 | "Port is isolated due to VF_ID mismatch. " |
652 | "PWWN: %s Port VF_ID: %04x switch port VF_ID: %04x.", | |
653 | pwwn_ptr, fabric->fcs->port_vfid, | |
654 | fabric->event_arg.swp_vfid); | |
655 | } | |
656 | ||
5fbe25c7 | 657 | /* |
a36c61f9 KG |
658 | * Fabric is being deleted, awaiting vport delete completions. |
659 | */ | |
660 | static void | |
661 | bfa_fcs_fabric_sm_deleting(struct bfa_fcs_fabric_s *fabric, | |
662 | enum bfa_fcs_fabric_event event) | |
7725ccfd | 663 | { |
a36c61f9 KG |
664 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); |
665 | bfa_trc(fabric->fcs, event); | |
666 | ||
667 | switch (event) { | |
668 | case BFA_FCS_FABRIC_SM_DELCOMP: | |
669 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_uninit); | |
f7f73812 | 670 | bfa_wc_down(&fabric->fcs->wc); |
a36c61f9 KG |
671 | break; |
672 | ||
673 | case BFA_FCS_FABRIC_SM_LINK_UP: | |
674 | break; | |
675 | ||
676 | case BFA_FCS_FABRIC_SM_LINK_DOWN: | |
677 | bfa_fcs_fabric_notify_offline(fabric); | |
678 | break; | |
679 | ||
680 | default: | |
681 | bfa_sm_fault(fabric->fcs, event); | |
682 | } | |
7725ccfd JH |
683 | } |
684 | ||
685 | ||
a36c61f9 | 686 | |
5fbe25c7 | 687 | /* |
a36c61f9 KG |
688 | * fcs_fabric_private fabric private functions |
689 | */ | |
690 | ||
691 | static void | |
692 | bfa_fcs_fabric_init(struct bfa_fcs_fabric_s *fabric) | |
693 | { | |
694 | struct bfa_lport_cfg_s *port_cfg = &fabric->bport.port_cfg; | |
695 | ||
696 | port_cfg->roles = BFA_LPORT_ROLE_FCP_IM; | |
f7f73812 MZ |
697 | port_cfg->nwwn = fabric->fcs->bfa->ioc.attr->nwwn; |
698 | port_cfg->pwwn = fabric->fcs->bfa->ioc.attr->pwwn; | |
a36c61f9 KG |
699 | } |
700 | ||
5fbe25c7 | 701 | /* |
a36c61f9 KG |
702 | * Port Symbolic Name Creation for base port. |
703 | */ | |
7725ccfd | 704 | void |
a36c61f9 | 705 | bfa_fcs_fabric_psymb_init(struct bfa_fcs_fabric_s *fabric) |
7725ccfd | 706 | { |
a36c61f9 KG |
707 | struct bfa_lport_cfg_s *port_cfg = &fabric->bport.port_cfg; |
708 | char model[BFA_ADAPTER_MODEL_NAME_LEN] = {0}; | |
709 | struct bfa_fcs_driver_info_s *driver_info = &fabric->fcs->driver_info; | |
710 | ||
711 | bfa_ioc_get_adapter_model(&fabric->fcs->bfa->ioc, model); | |
712 | ||
713 | /* Model name/number */ | |
714 | strncpy((char *)&port_cfg->sym_name, model, | |
715 | BFA_FCS_PORT_SYMBNAME_MODEL_SZ); | |
716 | strncat((char *)&port_cfg->sym_name, BFA_FCS_PORT_SYMBNAME_SEPARATOR, | |
717 | sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR)); | |
718 | ||
719 | /* Driver Version */ | |
720 | strncat((char *)&port_cfg->sym_name, (char *)driver_info->version, | |
721 | BFA_FCS_PORT_SYMBNAME_VERSION_SZ); | |
722 | strncat((char *)&port_cfg->sym_name, BFA_FCS_PORT_SYMBNAME_SEPARATOR, | |
723 | sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR)); | |
724 | ||
725 | /* Host machine name */ | |
726 | strncat((char *)&port_cfg->sym_name, | |
727 | (char *)driver_info->host_machine_name, | |
728 | BFA_FCS_PORT_SYMBNAME_MACHINENAME_SZ); | |
729 | strncat((char *)&port_cfg->sym_name, BFA_FCS_PORT_SYMBNAME_SEPARATOR, | |
730 | sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR)); | |
731 | ||
732 | /* | |
733 | * Host OS Info : | |
734 | * If OS Patch Info is not there, do not truncate any bytes from the | |
735 | * OS name string and instead copy the entire OS info string (64 bytes). | |
736 | */ | |
737 | if (driver_info->host_os_patch[0] == '\0') { | |
738 | strncat((char *)&port_cfg->sym_name, | |
739 | (char *)driver_info->host_os_name, | |
740 | BFA_FCS_OS_STR_LEN); | |
741 | strncat((char *)&port_cfg->sym_name, | |
742 | BFA_FCS_PORT_SYMBNAME_SEPARATOR, | |
743 | sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR)); | |
744 | } else { | |
745 | strncat((char *)&port_cfg->sym_name, | |
746 | (char *)driver_info->host_os_name, | |
747 | BFA_FCS_PORT_SYMBNAME_OSINFO_SZ); | |
748 | strncat((char *)&port_cfg->sym_name, | |
749 | BFA_FCS_PORT_SYMBNAME_SEPARATOR, | |
750 | sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR)); | |
751 | ||
752 | /* Append host OS Patch Info */ | |
753 | strncat((char *)&port_cfg->sym_name, | |
754 | (char *)driver_info->host_os_patch, | |
755 | BFA_FCS_PORT_SYMBNAME_OSPATCH_SZ); | |
756 | } | |
757 | ||
758 | /* null terminate */ | |
759 | port_cfg->sym_name.symname[BFA_SYMNAME_MAXLEN - 1] = 0; | |
7725ccfd JH |
760 | } |
761 | ||
5fbe25c7 | 762 | /* |
a36c61f9 KG |
763 | * bfa lps login completion callback |
764 | */ | |
7725ccfd | 765 | void |
a36c61f9 | 766 | bfa_cb_lps_flogi_comp(void *bfad, void *uarg, bfa_status_t status) |
7725ccfd | 767 | { |
a36c61f9 KG |
768 | struct bfa_fcs_fabric_s *fabric = uarg; |
769 | ||
770 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); | |
771 | bfa_trc(fabric->fcs, status); | |
772 | ||
773 | switch (status) { | |
774 | case BFA_STATUS_OK: | |
775 | fabric->stats.flogi_accepts++; | |
776 | break; | |
777 | ||
778 | case BFA_STATUS_INVALID_MAC: | |
779 | /* Only for CNA */ | |
780 | fabric->stats.flogi_acc_err++; | |
781 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP); | |
782 | ||
783 | return; | |
784 | ||
785 | case BFA_STATUS_EPROTOCOL: | |
f7f73812 | 786 | switch (fabric->lps->ext_status) { |
a36c61f9 KG |
787 | case BFA_EPROTO_BAD_ACCEPT: |
788 | fabric->stats.flogi_acc_err++; | |
789 | break; | |
790 | ||
791 | case BFA_EPROTO_UNKNOWN_RSP: | |
792 | fabric->stats.flogi_unknown_rsp++; | |
793 | break; | |
794 | ||
795 | default: | |
796 | break; | |
797 | } | |
798 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP); | |
799 | ||
800 | return; | |
801 | ||
802 | case BFA_STATUS_FABRIC_RJT: | |
803 | fabric->stats.flogi_rejects++; | |
be540a99 KG |
804 | if (fabric->lps->lsrjt_rsn == FC_LS_RJT_RSN_LOGICAL_ERROR && |
805 | fabric->lps->lsrjt_expl == FC_LS_RJT_EXP_NO_ADDL_INFO) | |
806 | fabric->fcs->bbscn_flogi_rjt = BFA_TRUE; | |
807 | ||
a36c61f9 KG |
808 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP); |
809 | return; | |
810 | ||
811 | default: | |
812 | fabric->stats.flogi_rsp_err++; | |
813 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP); | |
814 | return; | |
815 | } | |
816 | ||
f7f73812 | 817 | fabric->bb_credit = fabric->lps->pr_bbcred; |
a36c61f9 KG |
818 | bfa_trc(fabric->fcs, fabric->bb_credit); |
819 | ||
f7f73812 MZ |
820 | if (!(fabric->lps->brcd_switch)) |
821 | fabric->fabric_name = fabric->lps->pr_nwwn; | |
a36c61f9 KG |
822 | |
823 | /* | |
824 | * Check port type. It should be 1 = F-port. | |
825 | */ | |
f7f73812 MZ |
826 | if (fabric->lps->fport) { |
827 | fabric->bport.pid = fabric->lps->lp_pid; | |
828 | fabric->is_npiv = fabric->lps->npiv_en; | |
829 | fabric->is_auth = fabric->lps->auth_req; | |
a36c61f9 KG |
830 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_CONT_OP); |
831 | } else { | |
832 | /* | |
833 | * Nport-2-Nport direct attached | |
834 | */ | |
835 | fabric->bport.port_topo.pn2n.rem_port_wwn = | |
f7f73812 | 836 | fabric->lps->pr_pwwn; |
d7be54cc | 837 | fabric->fab_type = BFA_FCS_FABRIC_N2N; |
a36c61f9 KG |
838 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_NO_FABRIC); |
839 | } | |
840 | ||
841 | bfa_trc(fabric->fcs, fabric->bport.pid); | |
842 | bfa_trc(fabric->fcs, fabric->is_npiv); | |
843 | bfa_trc(fabric->fcs, fabric->is_auth); | |
844 | } | |
5fbe25c7 | 845 | /* |
a36c61f9 KG |
846 | * Allocate and send FLOGI. |
847 | */ | |
848 | static void | |
849 | bfa_fcs_fabric_login(struct bfa_fcs_fabric_s *fabric) | |
850 | { | |
851 | struct bfa_s *bfa = fabric->fcs->bfa; | |
852 | struct bfa_lport_cfg_s *pcfg = &fabric->bport.port_cfg; | |
be540a99 | 853 | u8 alpa = 0, bb_scn = 0; |
a36c61f9 KG |
854 | |
855 | if (bfa_fcport_get_topology(bfa) == BFA_PORT_TOPOLOGY_LOOP) | |
856 | alpa = bfa_fcport_get_myalpa(bfa); | |
857 | ||
be540a99 KG |
858 | if (bfa_fcs_fabric_is_bbscn_enabled(fabric) && |
859 | (!fabric->fcs->bbscn_flogi_rjt)) | |
860 | bb_scn = BFA_FCS_PORT_DEF_BB_SCN; | |
861 | ||
a36c61f9 | 862 | bfa_lps_flogi(fabric->lps, fabric, alpa, bfa_fcport_get_maxfrsize(bfa), |
be540a99 | 863 | pcfg->pwwn, pcfg->nwwn, fabric->auth_reqd, bb_scn); |
a36c61f9 KG |
864 | |
865 | fabric->stats.flogi_sent++; | |
866 | } | |
867 | ||
868 | static void | |
869 | bfa_fcs_fabric_notify_online(struct bfa_fcs_fabric_s *fabric) | |
870 | { | |
871 | struct bfa_fcs_vport_s *vport; | |
872 | struct list_head *qe, *qen; | |
873 | ||
874 | bfa_trc(fabric->fcs, fabric->fabric_name); | |
875 | ||
876 | bfa_fcs_fabric_set_opertype(fabric); | |
877 | fabric->stats.fabric_onlines++; | |
878 | ||
5fbe25c7 | 879 | /* |
a36c61f9 KG |
880 | * notify online event to base and then virtual ports |
881 | */ | |
882 | bfa_fcs_lport_online(&fabric->bport); | |
883 | ||
884 | list_for_each_safe(qe, qen, &fabric->vport_q) { | |
885 | vport = (struct bfa_fcs_vport_s *) qe; | |
886 | bfa_fcs_vport_online(vport); | |
887 | } | |
888 | } | |
889 | ||
890 | static void | |
891 | bfa_fcs_fabric_notify_offline(struct bfa_fcs_fabric_s *fabric) | |
892 | { | |
893 | struct bfa_fcs_vport_s *vport; | |
894 | struct list_head *qe, *qen; | |
895 | ||
896 | bfa_trc(fabric->fcs, fabric->fabric_name); | |
897 | fabric->stats.fabric_offlines++; | |
898 | ||
5fbe25c7 | 899 | /* |
a36c61f9 KG |
900 | * notify offline event first to vports and then base port. |
901 | */ | |
902 | list_for_each_safe(qe, qen, &fabric->vport_q) { | |
903 | vport = (struct bfa_fcs_vport_s *) qe; | |
904 | bfa_fcs_vport_offline(vport); | |
905 | } | |
906 | ||
907 | bfa_fcs_lport_offline(&fabric->bport); | |
908 | ||
909 | fabric->fabric_name = 0; | |
910 | fabric->fabric_ip_addr[0] = 0; | |
911 | } | |
912 | ||
913 | static void | |
914 | bfa_fcs_fabric_delay(void *cbarg) | |
915 | { | |
916 | struct bfa_fcs_fabric_s *fabric = cbarg; | |
917 | ||
918 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_DELAYED); | |
919 | } | |
920 | ||
be540a99 KG |
921 | /* |
922 | * Computes operating BB_SCN value | |
923 | */ | |
924 | static u8 | |
925 | bfa_fcs_fabric_oper_bbscn(struct bfa_fcs_fabric_s *fabric) | |
926 | { | |
927 | u8 pr_bbscn = fabric->lps->pr_bbscn; | |
d7be54cc | 928 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(fabric->fcs->bfa); |
be540a99 | 929 | |
d7be54cc | 930 | if (!(fcport->cfg.bb_scn_state && pr_bbscn)) |
be540a99 KG |
931 | return 0; |
932 | ||
933 | /* return max of local/remote bb_scn values */ | |
934 | return ((pr_bbscn > BFA_FCS_PORT_DEF_BB_SCN) ? | |
935 | pr_bbscn : BFA_FCS_PORT_DEF_BB_SCN); | |
936 | } | |
937 | ||
938 | /* | |
939 | * Check if BB_SCN can be enabled. | |
940 | */ | |
941 | static bfa_boolean_t | |
942 | bfa_fcs_fabric_is_bbscn_enabled(struct bfa_fcs_fabric_s *fabric) | |
943 | { | |
d7be54cc KG |
944 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(fabric->fcs->bfa); |
945 | ||
be540a99 | 946 | if (bfa_ioc_get_fcmode(&fabric->fcs->bfa->ioc) && |
d7be54cc | 947 | fcport->cfg.bb_scn_state && |
be540a99 KG |
948 | !bfa_fcport_is_qos_enabled(fabric->fcs->bfa) && |
949 | !bfa_fcport_is_trunk_enabled(fabric->fcs->bfa)) | |
950 | return BFA_TRUE; | |
951 | else | |
952 | return BFA_FALSE; | |
953 | } | |
954 | ||
5fbe25c7 | 955 | /* |
a36c61f9 KG |
956 | * Delete all vports and wait for vport delete completions. |
957 | */ | |
958 | static void | |
959 | bfa_fcs_fabric_delete(struct bfa_fcs_fabric_s *fabric) | |
960 | { | |
961 | struct bfa_fcs_vport_s *vport; | |
962 | struct list_head *qe, *qen; | |
963 | ||
964 | list_for_each_safe(qe, qen, &fabric->vport_q) { | |
965 | vport = (struct bfa_fcs_vport_s *) qe; | |
966 | bfa_fcs_vport_fcs_delete(vport); | |
967 | } | |
968 | ||
969 | bfa_fcs_lport_delete(&fabric->bport); | |
970 | bfa_wc_wait(&fabric->wc); | |
7725ccfd JH |
971 | } |
972 | ||
a36c61f9 KG |
973 | static void |
974 | bfa_fcs_fabric_delete_comp(void *cbarg) | |
975 | { | |
976 | struct bfa_fcs_fabric_s *fabric = cbarg; | |
977 | ||
978 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_DELCOMP); | |
979 | } | |
7725ccfd | 980 | |
5fbe25c7 | 981 | /* |
a36c61f9 KG |
982 | * fcs_fabric_public fabric public functions |
983 | */ | |
984 | ||
5fbe25c7 | 985 | /* |
a36c61f9 KG |
986 | * Attach time initialization. |
987 | */ | |
988 | void | |
989 | bfa_fcs_fabric_attach(struct bfa_fcs_s *fcs) | |
990 | { | |
991 | struct bfa_fcs_fabric_s *fabric; | |
992 | ||
993 | fabric = &fcs->fabric; | |
6a18b167 | 994 | memset(fabric, 0, sizeof(struct bfa_fcs_fabric_s)); |
a36c61f9 | 995 | |
5fbe25c7 | 996 | /* |
a36c61f9 KG |
997 | * Initialize base fabric. |
998 | */ | |
999 | fabric->fcs = fcs; | |
1000 | INIT_LIST_HEAD(&fabric->vport_q); | |
1001 | INIT_LIST_HEAD(&fabric->vf_q); | |
1002 | fabric->lps = bfa_lps_alloc(fcs->bfa); | |
d4b671c5 | 1003 | WARN_ON(!fabric->lps); |
a36c61f9 | 1004 | |
5fbe25c7 | 1005 | /* |
a36c61f9 KG |
1006 | * Initialize fabric delete completion handler. Fabric deletion is |
1007 | * complete when the last vport delete is complete. | |
1008 | */ | |
1009 | bfa_wc_init(&fabric->wc, bfa_fcs_fabric_delete_comp, fabric); | |
1010 | bfa_wc_up(&fabric->wc); /* For the base port */ | |
1011 | ||
1012 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_uninit); | |
1013 | bfa_fcs_lport_attach(&fabric->bport, fabric->fcs, FC_VF_ID_NULL, NULL); | |
1014 | } | |
1015 | ||
1016 | void | |
1017 | bfa_fcs_fabric_modinit(struct bfa_fcs_s *fcs) | |
1018 | { | |
1019 | bfa_sm_send_event(&fcs->fabric, BFA_FCS_FABRIC_SM_CREATE); | |
1020 | bfa_trc(fcs, 0); | |
1021 | } | |
1022 | ||
5fbe25c7 | 1023 | /* |
a36c61f9 KG |
1024 | * Module cleanup |
1025 | */ | |
1026 | void | |
1027 | bfa_fcs_fabric_modexit(struct bfa_fcs_s *fcs) | |
1028 | { | |
1029 | struct bfa_fcs_fabric_s *fabric; | |
1030 | ||
1031 | bfa_trc(fcs, 0); | |
1032 | ||
5fbe25c7 | 1033 | /* |
a36c61f9 KG |
1034 | * Cleanup base fabric. |
1035 | */ | |
1036 | fabric = &fcs->fabric; | |
1037 | bfa_lps_delete(fabric->lps); | |
1038 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_DELETE); | |
1039 | } | |
1040 | ||
5fbe25c7 | 1041 | /* |
a36c61f9 KG |
1042 | * Fabric module start -- kick starts FCS actions |
1043 | */ | |
1044 | void | |
1045 | bfa_fcs_fabric_modstart(struct bfa_fcs_s *fcs) | |
1046 | { | |
1047 | struct bfa_fcs_fabric_s *fabric; | |
1048 | ||
1049 | bfa_trc(fcs, 0); | |
1050 | fabric = &fcs->fabric; | |
1051 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_START); | |
1052 | } | |
1053 | ||
a36c61f9 | 1054 | |
5fbe25c7 | 1055 | /* |
a36c61f9 KG |
1056 | * Link up notification from BFA physical port module. |
1057 | */ | |
1058 | void | |
1059 | bfa_fcs_fabric_link_up(struct bfa_fcs_fabric_s *fabric) | |
1060 | { | |
1061 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); | |
1062 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LINK_UP); | |
1063 | } | |
1064 | ||
5fbe25c7 | 1065 | /* |
a36c61f9 KG |
1066 | * Link down notification from BFA physical port module. |
1067 | */ | |
1068 | void | |
1069 | bfa_fcs_fabric_link_down(struct bfa_fcs_fabric_s *fabric) | |
1070 | { | |
1071 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); | |
be540a99 | 1072 | fabric->fcs->bbscn_flogi_rjt = BFA_FALSE; |
a36c61f9 KG |
1073 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LINK_DOWN); |
1074 | } | |
1075 | ||
5fbe25c7 | 1076 | /* |
a36c61f9 KG |
1077 | * A child vport is being created in the fabric. |
1078 | * | |
1079 | * Call from vport module at vport creation. A list of base port and vports | |
1080 | * belonging to a fabric is maintained to propagate link events. | |
1081 | * | |
1082 | * param[in] fabric - Fabric instance. This can be a base fabric or vf. | |
1083 | * param[in] vport - Vport being created. | |
1084 | * | |
1085 | * @return None (always succeeds) | |
1086 | */ | |
1087 | void | |
1088 | bfa_fcs_fabric_addvport(struct bfa_fcs_fabric_s *fabric, | |
1089 | struct bfa_fcs_vport_s *vport) | |
1090 | { | |
5fbe25c7 | 1091 | /* |
a36c61f9 KG |
1092 | * - add vport to fabric's vport_q |
1093 | */ | |
1094 | bfa_trc(fabric->fcs, fabric->vf_id); | |
1095 | ||
1096 | list_add_tail(&vport->qe, &fabric->vport_q); | |
1097 | fabric->num_vports++; | |
1098 | bfa_wc_up(&fabric->wc); | |
1099 | } | |
1100 | ||
5fbe25c7 | 1101 | /* |
a36c61f9 KG |
1102 | * A child vport is being deleted from fabric. |
1103 | * | |
1104 | * Vport is being deleted. | |
1105 | */ | |
1106 | void | |
1107 | bfa_fcs_fabric_delvport(struct bfa_fcs_fabric_s *fabric, | |
1108 | struct bfa_fcs_vport_s *vport) | |
1109 | { | |
1110 | list_del(&vport->qe); | |
1111 | fabric->num_vports--; | |
1112 | bfa_wc_down(&fabric->wc); | |
1113 | } | |
1114 | ||
a36c61f9 | 1115 | |
5fbe25c7 | 1116 | /* |
25985edc | 1117 | * Lookup for a vport within a fabric given its pwwn |
a36c61f9 KG |
1118 | */ |
1119 | struct bfa_fcs_vport_s * | |
1120 | bfa_fcs_fabric_vport_lookup(struct bfa_fcs_fabric_s *fabric, wwn_t pwwn) | |
1121 | { | |
1122 | struct bfa_fcs_vport_s *vport; | |
1123 | struct list_head *qe; | |
1124 | ||
1125 | list_for_each(qe, &fabric->vport_q) { | |
1126 | vport = (struct bfa_fcs_vport_s *) qe; | |
1127 | if (bfa_fcs_lport_get_pwwn(&vport->lport) == pwwn) | |
1128 | return vport; | |
1129 | } | |
1130 | ||
1131 | return NULL; | |
1132 | } | |
1133 | ||
a36c61f9 KG |
1134 | |
1135 | /* | |
1136 | * Get OUI of the attached switch. | |
1137 | * | |
1138 | * Note : Use of this function should be avoided as much as possible. | |
1139 | * This function should be used only if there is any requirement | |
1140 | * to check for FOS version below 6.3. | |
1141 | * To check if the attached fabric is a brocade fabric, use | |
1142 | * bfa_lps_is_brcd_fabric() which works for FOS versions 6.3 | |
1143 | * or above only. | |
1144 | */ | |
1145 | ||
1146 | u16 | |
1147 | bfa_fcs_fabric_get_switch_oui(struct bfa_fcs_fabric_s *fabric) | |
1148 | { | |
1149 | wwn_t fab_nwwn; | |
1150 | u8 *tmp; | |
1151 | u16 oui; | |
1152 | ||
f7f73812 | 1153 | fab_nwwn = fabric->lps->pr_nwwn; |
a36c61f9 KG |
1154 | |
1155 | tmp = (u8 *)&fab_nwwn; | |
1156 | oui = (tmp[3] << 8) | tmp[4]; | |
1157 | ||
1158 | return oui; | |
1159 | } | |
5fbe25c7 | 1160 | /* |
a36c61f9 KG |
1161 | * Unsolicited frame receive handling. |
1162 | */ | |
1163 | void | |
1164 | bfa_fcs_fabric_uf_recv(struct bfa_fcs_fabric_s *fabric, struct fchs_s *fchs, | |
1165 | u16 len) | |
1166 | { | |
1167 | u32 pid = fchs->d_id; | |
1168 | struct bfa_fcs_vport_s *vport; | |
1169 | struct list_head *qe; | |
1170 | struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1); | |
1171 | struct fc_logi_s *flogi = (struct fc_logi_s *) els_cmd; | |
1172 | ||
1173 | bfa_trc(fabric->fcs, len); | |
1174 | bfa_trc(fabric->fcs, pid); | |
1175 | ||
5fbe25c7 | 1176 | /* |
a36c61f9 KG |
1177 | * Look for our own FLOGI frames being looped back. This means an |
1178 | * external loopback cable is in place. Our own FLOGI frames are | |
1179 | * sometimes looped back when switch port gets temporarily bypassed. | |
1180 | */ | |
f16a1750 | 1181 | if ((pid == bfa_ntoh3b(FC_FABRIC_PORT)) && |
a36c61f9 KG |
1182 | (els_cmd->els_code == FC_ELS_FLOGI) && |
1183 | (flogi->port_name == bfa_fcs_lport_get_pwwn(&fabric->bport))) { | |
1184 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LOOPBACK); | |
1185 | return; | |
1186 | } | |
1187 | ||
5fbe25c7 | 1188 | /* |
a36c61f9 KG |
1189 | * FLOGI/EVFP exchanges should be consumed by base fabric. |
1190 | */ | |
f16a1750 | 1191 | if (fchs->d_id == bfa_hton3b(FC_FABRIC_PORT)) { |
a36c61f9 KG |
1192 | bfa_trc(fabric->fcs, pid); |
1193 | bfa_fcs_fabric_process_uf(fabric, fchs, len); | |
1194 | return; | |
1195 | } | |
1196 | ||
1197 | if (fabric->bport.pid == pid) { | |
5fbe25c7 | 1198 | /* |
a36c61f9 KG |
1199 | * All authentication frames should be routed to auth |
1200 | */ | |
1201 | bfa_trc(fabric->fcs, els_cmd->els_code); | |
1202 | if (els_cmd->els_code == FC_ELS_AUTH) { | |
1203 | bfa_trc(fabric->fcs, els_cmd->els_code); | |
1204 | return; | |
1205 | } | |
1206 | ||
1207 | bfa_trc(fabric->fcs, *(u8 *) ((u8 *) fchs)); | |
1208 | bfa_fcs_lport_uf_recv(&fabric->bport, fchs, len); | |
1209 | return; | |
1210 | } | |
1211 | ||
5fbe25c7 | 1212 | /* |
a36c61f9 KG |
1213 | * look for a matching local port ID |
1214 | */ | |
1215 | list_for_each(qe, &fabric->vport_q) { | |
1216 | vport = (struct bfa_fcs_vport_s *) qe; | |
1217 | if (vport->lport.pid == pid) { | |
1218 | bfa_fcs_lport_uf_recv(&vport->lport, fchs, len); | |
1219 | return; | |
1220 | } | |
1221 | } | |
1222 | bfa_trc(fabric->fcs, els_cmd->els_code); | |
1223 | bfa_fcs_lport_uf_recv(&fabric->bport, fchs, len); | |
1224 | } | |
1225 | ||
5fbe25c7 | 1226 | /* |
a36c61f9 KG |
1227 | * Unsolicited frames to be processed by fabric. |
1228 | */ | |
1229 | static void | |
1230 | bfa_fcs_fabric_process_uf(struct bfa_fcs_fabric_s *fabric, struct fchs_s *fchs, | |
1231 | u16 len) | |
1232 | { | |
1233 | struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1); | |
1234 | ||
1235 | bfa_trc(fabric->fcs, els_cmd->els_code); | |
1236 | ||
1237 | switch (els_cmd->els_code) { | |
1238 | case FC_ELS_FLOGI: | |
1239 | bfa_fcs_fabric_process_flogi(fabric, fchs, len); | |
1240 | break; | |
1241 | ||
1242 | default: | |
1243 | /* | |
1244 | * need to generate a LS_RJT | |
1245 | */ | |
1246 | break; | |
1247 | } | |
1248 | } | |
1249 | ||
5fbe25c7 | 1250 | /* |
a36c61f9 KG |
1251 | * Process incoming FLOGI |
1252 | */ | |
1253 | static void | |
1254 | bfa_fcs_fabric_process_flogi(struct bfa_fcs_fabric_s *fabric, | |
1255 | struct fchs_s *fchs, u16 len) | |
1256 | { | |
1257 | struct fc_logi_s *flogi = (struct fc_logi_s *) (fchs + 1); | |
1258 | struct bfa_fcs_lport_s *bport = &fabric->bport; | |
1259 | ||
1260 | bfa_trc(fabric->fcs, fchs->s_id); | |
1261 | ||
1262 | fabric->stats.flogi_rcvd++; | |
1263 | /* | |
1264 | * Check port type. It should be 0 = n-port. | |
1265 | */ | |
1266 | if (flogi->csp.port_type) { | |
1267 | /* | |
1268 | * @todo: may need to send a LS_RJT | |
1269 | */ | |
1270 | bfa_trc(fabric->fcs, flogi->port_name); | |
1271 | fabric->stats.flogi_rejected++; | |
1272 | return; | |
1273 | } | |
1274 | ||
ba816ea8 | 1275 | fabric->bb_credit = be16_to_cpu(flogi->csp.bbcred); |
be540a99 | 1276 | fabric->lps->pr_bbscn = (be16_to_cpu(flogi->csp.rxsz) >> 12); |
a36c61f9 KG |
1277 | bport->port_topo.pn2n.rem_port_wwn = flogi->port_name; |
1278 | bport->port_topo.pn2n.reply_oxid = fchs->ox_id; | |
1279 | ||
1280 | /* | |
1281 | * Send a Flogi Acc | |
1282 | */ | |
1283 | bfa_fcs_fabric_send_flogi_acc(fabric); | |
1284 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_NO_FABRIC); | |
1285 | } | |
1286 | ||
1287 | static void | |
1288 | bfa_fcs_fabric_send_flogi_acc(struct bfa_fcs_fabric_s *fabric) | |
1289 | { | |
1290 | struct bfa_lport_cfg_s *pcfg = &fabric->bport.port_cfg; | |
1291 | struct bfa_fcs_lport_n2n_s *n2n_port = &fabric->bport.port_topo.pn2n; | |
1292 | struct bfa_s *bfa = fabric->fcs->bfa; | |
1293 | struct bfa_fcxp_s *fcxp; | |
1294 | u16 reqlen; | |
1295 | struct fchs_s fchs; | |
1296 | ||
1297 | fcxp = bfa_fcs_fcxp_alloc(fabric->fcs); | |
5fbe25c7 | 1298 | /* |
a36c61f9 KG |
1299 | * Do not expect this failure -- expect remote node to retry |
1300 | */ | |
1301 | if (!fcxp) | |
1302 | return; | |
1303 | ||
1304 | reqlen = fc_flogi_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), | |
f16a1750 | 1305 | bfa_hton3b(FC_FABRIC_PORT), |
a36c61f9 KG |
1306 | n2n_port->reply_oxid, pcfg->pwwn, |
1307 | pcfg->nwwn, | |
1308 | bfa_fcport_get_maxfrsize(bfa), | |
be540a99 KG |
1309 | bfa_fcport_get_rx_bbcredit(bfa), |
1310 | bfa_fcs_fabric_oper_bbscn(fabric)); | |
a36c61f9 | 1311 | |
3fd45980 | 1312 | bfa_fcxp_send(fcxp, NULL, fabric->vf_id, fabric->lps->bfa_tag, |
a36c61f9 KG |
1313 | BFA_FALSE, FC_CLASS_3, |
1314 | reqlen, &fchs, bfa_fcs_fabric_flogiacc_comp, fabric, | |
1315 | FC_MAX_PDUSZ, 0); | |
1316 | } | |
1317 | ||
5fbe25c7 | 1318 | /* |
a36c61f9 KG |
1319 | * Flogi Acc completion callback. |
1320 | */ | |
1321 | static void | |
1322 | bfa_fcs_fabric_flogiacc_comp(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg, | |
1323 | bfa_status_t status, u32 rsp_len, | |
1324 | u32 resid_len, struct fchs_s *rspfchs) | |
1325 | { | |
1326 | struct bfa_fcs_fabric_s *fabric = cbarg; | |
1327 | ||
1328 | bfa_trc(fabric->fcs, status); | |
1329 | } | |
1330 | ||
7826f304 KG |
1331 | |
1332 | /* | |
1333 | * Send AEN notification | |
1334 | */ | |
1335 | static void | |
1336 | bfa_fcs_fabric_aen_post(struct bfa_fcs_lport_s *port, | |
1337 | enum bfa_port_aen_event event) | |
1338 | { | |
1339 | struct bfad_s *bfad = (struct bfad_s *)port->fabric->fcs->bfad; | |
1340 | struct bfa_aen_entry_s *aen_entry; | |
1341 | ||
1342 | bfad_get_aen_entry(bfad, aen_entry); | |
1343 | if (!aen_entry) | |
1344 | return; | |
1345 | ||
1346 | aen_entry->aen_data.port.pwwn = bfa_fcs_lport_get_pwwn(port); | |
1347 | aen_entry->aen_data.port.fwwn = bfa_fcs_lport_get_fabric_name(port); | |
1348 | ||
1349 | /* Send the AEN notification */ | |
1350 | bfad_im_post_vendor_event(aen_entry, bfad, ++port->fcs->fcs_aen_seq, | |
1351 | BFA_AEN_CAT_PORT, event); | |
1352 | } | |
1353 | ||
a36c61f9 KG |
1354 | /* |
1355 | * | |
1356 | * @param[in] fabric - fabric | |
1357 | * @param[in] wwn_t - new fabric name | |
1358 | * | |
1359 | * @return - none | |
1360 | */ | |
1361 | void | |
1362 | bfa_fcs_fabric_set_fabric_name(struct bfa_fcs_fabric_s *fabric, | |
1363 | wwn_t fabric_name) | |
1364 | { | |
1365 | struct bfad_s *bfad = (struct bfad_s *)fabric->fcs->bfad; | |
1366 | char pwwn_ptr[BFA_STRING_32]; | |
1367 | char fwwn_ptr[BFA_STRING_32]; | |
1368 | ||
1369 | bfa_trc(fabric->fcs, fabric_name); | |
1370 | ||
1371 | if (fabric->fabric_name == 0) { | |
1372 | /* | |
1373 | * With BRCD switches, we don't get Fabric Name in FLOGI. | |
1374 | * Don't generate a fabric name change event in this case. | |
1375 | */ | |
1376 | fabric->fabric_name = fabric_name; | |
1377 | } else { | |
1378 | fabric->fabric_name = fabric_name; | |
1379 | wwn2str(pwwn_ptr, bfa_fcs_lport_get_pwwn(&fabric->bport)); | |
1380 | wwn2str(fwwn_ptr, | |
1381 | bfa_fcs_lport_get_fabric_name(&fabric->bport)); | |
88166242 | 1382 | BFA_LOG(KERN_WARNING, bfad, bfa_log_level, |
a36c61f9 KG |
1383 | "Base port WWN = %s Fabric WWN = %s\n", |
1384 | pwwn_ptr, fwwn_ptr); | |
7826f304 KG |
1385 | bfa_fcs_fabric_aen_post(&fabric->bport, |
1386 | BFA_PORT_AEN_FABRIC_NAME_CHANGE); | |
a36c61f9 KG |
1387 | } |
1388 | } | |
1389 | ||
5fbe25c7 | 1390 | /* |
a36c61f9 KG |
1391 | * Returns FCS vf structure for a given vf_id. |
1392 | * | |
1393 | * param[in] vf_id - VF_ID | |
1394 | * | |
1395 | * return | |
1396 | * If lookup succeeds, retuns fcs vf object, otherwise returns NULL | |
1397 | */ | |
1398 | bfa_fcs_vf_t * | |
1399 | bfa_fcs_vf_lookup(struct bfa_fcs_s *fcs, u16 vf_id) | |
1400 | { | |
1401 | bfa_trc(fcs, vf_id); | |
1402 | if (vf_id == FC_VF_ID_NULL) | |
1403 | return &fcs->fabric; | |
1404 | ||
1405 | return NULL; | |
b85daafe KG |
1406 | } |
1407 | ||
1408 | /* | |
1409 | * Return the list of local logical ports present in the given VF. | |
1410 | * | |
1411 | * @param[in] vf vf for which logical ports are returned | |
1412 | * @param[out] lpwwn returned logical port wwn list | |
1413 | * @param[in,out] nlports in:size of lpwwn list; | |
1414 | * out:total elements present, | |
1415 | * actual elements returned is limited by the size | |
1416 | */ | |
1417 | void | |
1418 | bfa_fcs_vf_get_ports(bfa_fcs_vf_t *vf, wwn_t lpwwn[], int *nlports) | |
1419 | { | |
1420 | struct list_head *qe; | |
1421 | struct bfa_fcs_vport_s *vport; | |
1422 | int i = 0; | |
1423 | struct bfa_fcs_s *fcs; | |
1424 | ||
1425 | if (vf == NULL || lpwwn == NULL || *nlports == 0) | |
1426 | return; | |
1427 | ||
1428 | fcs = vf->fcs; | |
1429 | ||
1430 | bfa_trc(fcs, vf->vf_id); | |
1431 | bfa_trc(fcs, (uint32_t) *nlports); | |
1432 | ||
1433 | lpwwn[i++] = vf->bport.port_cfg.pwwn; | |
1434 | ||
1435 | list_for_each(qe, &vf->vport_q) { | |
1436 | if (i >= *nlports) | |
1437 | break; | |
1438 | ||
1439 | vport = (struct bfa_fcs_vport_s *) qe; | |
1440 | lpwwn[i++] = vport->lport.port_cfg.pwwn; | |
1441 | } | |
1442 | ||
1443 | bfa_trc(fcs, i); | |
1444 | *nlports = i; | |
a36c61f9 KG |
1445 | } |
1446 | ||
5fbe25c7 | 1447 | /* |
a36c61f9 KG |
1448 | * BFA FCS PPORT ( physical port) |
1449 | */ | |
1450 | static void | |
1451 | bfa_fcs_port_event_handler(void *cbarg, enum bfa_port_linkstate event) | |
1452 | { | |
1453 | struct bfa_fcs_s *fcs = cbarg; | |
1454 | ||
1455 | bfa_trc(fcs, event); | |
1456 | ||
1457 | switch (event) { | |
1458 | case BFA_PORT_LINKUP: | |
1459 | bfa_fcs_fabric_link_up(&fcs->fabric); | |
1460 | break; | |
1461 | ||
1462 | case BFA_PORT_LINKDOWN: | |
1463 | bfa_fcs_fabric_link_down(&fcs->fabric); | |
1464 | break; | |
1465 | ||
1466 | default: | |
d4b671c5 | 1467 | WARN_ON(1); |
a36c61f9 KG |
1468 | } |
1469 | } | |
1470 | ||
1471 | void | |
1472 | bfa_fcs_port_attach(struct bfa_fcs_s *fcs) | |
1473 | { | |
1474 | bfa_fcport_event_register(fcs->bfa, bfa_fcs_port_event_handler, fcs); | |
1475 | } | |
1476 | ||
5fbe25c7 | 1477 | /* |
a36c61f9 KG |
1478 | * BFA FCS UF ( Unsolicited Frames) |
1479 | */ | |
1480 | ||
5fbe25c7 | 1481 | /* |
a36c61f9 KG |
1482 | * BFA callback for unsolicited frame receive handler. |
1483 | * | |
1484 | * @param[in] cbarg callback arg for receive handler | |
1485 | * @param[in] uf unsolicited frame descriptor | |
1486 | * | |
1487 | * @return None | |
1488 | */ | |
1489 | static void | |
1490 | bfa_fcs_uf_recv(void *cbarg, struct bfa_uf_s *uf) | |
1491 | { | |
1492 | struct bfa_fcs_s *fcs = (struct bfa_fcs_s *) cbarg; | |
1493 | struct fchs_s *fchs = bfa_uf_get_frmbuf(uf); | |
1494 | u16 len = bfa_uf_get_frmlen(uf); | |
1495 | struct fc_vft_s *vft; | |
1496 | struct bfa_fcs_fabric_s *fabric; | |
1497 | ||
5fbe25c7 | 1498 | /* |
a36c61f9 KG |
1499 | * check for VFT header |
1500 | */ | |
1501 | if (fchs->routing == FC_RTG_EXT_HDR && | |
1502 | fchs->cat_info == FC_CAT_VFT_HDR) { | |
1503 | bfa_stats(fcs, uf.tagged); | |
1504 | vft = bfa_uf_get_frmbuf(uf); | |
1505 | if (fcs->port_vfid == vft->vf_id) | |
1506 | fabric = &fcs->fabric; | |
1507 | else | |
1508 | fabric = bfa_fcs_vf_lookup(fcs, (u16) vft->vf_id); | |
1509 | ||
5fbe25c7 | 1510 | /* |
a36c61f9 KG |
1511 | * drop frame if vfid is unknown |
1512 | */ | |
1513 | if (!fabric) { | |
d4b671c5 | 1514 | WARN_ON(1); |
a36c61f9 KG |
1515 | bfa_stats(fcs, uf.vfid_unknown); |
1516 | bfa_uf_free(uf); | |
1517 | return; | |
1518 | } | |
1519 | ||
5fbe25c7 | 1520 | /* |
a36c61f9 KG |
1521 | * skip vft header |
1522 | */ | |
1523 | fchs = (struct fchs_s *) (vft + 1); | |
1524 | len -= sizeof(struct fc_vft_s); | |
1525 | ||
1526 | bfa_trc(fcs, vft->vf_id); | |
1527 | } else { | |
1528 | bfa_stats(fcs, uf.untagged); | |
1529 | fabric = &fcs->fabric; | |
1530 | } | |
1531 | ||
1532 | bfa_trc(fcs, ((u32 *) fchs)[0]); | |
1533 | bfa_trc(fcs, ((u32 *) fchs)[1]); | |
1534 | bfa_trc(fcs, ((u32 *) fchs)[2]); | |
1535 | bfa_trc(fcs, ((u32 *) fchs)[3]); | |
1536 | bfa_trc(fcs, ((u32 *) fchs)[4]); | |
1537 | bfa_trc(fcs, ((u32 *) fchs)[5]); | |
1538 | bfa_trc(fcs, len); | |
1539 | ||
1540 | bfa_fcs_fabric_uf_recv(fabric, fchs, len); | |
1541 | bfa_uf_free(uf); | |
1542 | } | |
1543 | ||
1544 | void | |
1545 | bfa_fcs_uf_attach(struct bfa_fcs_s *fcs) | |
1546 | { | |
1547 | bfa_uf_recv_register(fcs->bfa, bfa_fcs_uf_recv, fcs); | |
1548 | } |