]>
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; | |
61ba4394 | 79 | fcs->num_rport_logins = 0; |
7725ccfd | 80 | |
f7f73812 | 81 | bfa->fcs = BFA_TRUE; |
7725ccfd JH |
82 | fcbuild_init(); |
83 | ||
a36c61f9 | 84 | for (i = 0; i < sizeof(fcs_modules) / sizeof(fcs_modules[0]); i++) { |
7725ccfd | 85 | mod = &fcs_modules[i]; |
82794a2e KG |
86 | if (mod->attach) |
87 | mod->attach(fcs); | |
88 | } | |
89 | } | |
90 | ||
5fbe25c7 | 91 | /* |
82794a2e KG |
92 | * fcs initialization, called once after bfa initialization is complete |
93 | */ | |
94 | void | |
95 | bfa_fcs_init(struct bfa_fcs_s *fcs) | |
96 | { | |
75332a70 | 97 | int i; |
82794a2e KG |
98 | struct bfa_fcs_mod_s *mod; |
99 | ||
a36c61f9 | 100 | for (i = 0; i < sizeof(fcs_modules) / sizeof(fcs_modules[0]); i++) { |
82794a2e KG |
101 | mod = &fcs_modules[i]; |
102 | if (mod->modinit) | |
103 | mod->modinit(fcs); | |
7725ccfd | 104 | } |
75332a70 KG |
105 | } |
106 | ||
107 | /* | |
108 | * FCS update cfg - reset the pwwn/nwwn of fabric base logical port | |
109 | * with values learned during bfa_init firmware GETATTR REQ. | |
110 | */ | |
111 | void | |
112 | bfa_fcs_update_cfg(struct bfa_fcs_s *fcs) | |
113 | { | |
114 | struct bfa_fcs_fabric_s *fabric = &fcs->fabric; | |
115 | struct bfa_lport_cfg_s *port_cfg = &fabric->bport.port_cfg; | |
116 | struct bfa_ioc_s *ioc = &fabric->fcs->bfa->ioc; | |
117 | ||
118 | port_cfg->nwwn = ioc->attr->nwwn; | |
119 | port_cfg->pwwn = ioc->attr->pwwn; | |
120 | } | |
121 | ||
881c1b3c KG |
122 | /* |
123 | * Stop FCS operations. | |
124 | */ | |
125 | void | |
126 | bfa_fcs_stop(struct bfa_fcs_s *fcs) | |
127 | { | |
128 | bfa_wc_init(&fcs->wc, bfa_fcs_exit_comp, fcs); | |
129 | bfa_wc_up(&fcs->wc); | |
130 | bfa_fcs_fabric_modstop(fcs); | |
131 | bfa_wc_wait(&fcs->wc); | |
132 | } | |
133 | ||
75332a70 KG |
134 | /* |
135 | * fcs pbc vport initialization | |
136 | */ | |
137 | void | |
138 | bfa_fcs_pbc_vport_init(struct bfa_fcs_s *fcs) | |
139 | { | |
140 | int i, npbc_vports; | |
141 | struct bfi_pbc_vport_s pbc_vports[BFI_PBC_MAX_VPORTS]; | |
142 | ||
d9883548 JH |
143 | /* Initialize pbc vports */ |
144 | if (!fcs->min_cfg) { | |
145 | npbc_vports = | |
75332a70 | 146 | bfa_iocfc_get_pbc_vports(fcs->bfa, pbc_vports); |
d9883548 JH |
147 | for (i = 0; i < npbc_vports; i++) |
148 | bfa_fcb_pbc_vport_create(fcs->bfa->bfad, pbc_vports[i]); | |
149 | } | |
7725ccfd JH |
150 | } |
151 | ||
5fbe25c7 | 152 | /* |
a36c61f9 KG |
153 | * brief |
154 | * FCS driver details initialization. | |
7725ccfd | 155 | * |
a36c61f9 KG |
156 | * param[in] fcs FCS instance |
157 | * param[in] driver_info Driver Details | |
7725ccfd | 158 | * |
a36c61f9 | 159 | * return None |
7725ccfd JH |
160 | */ |
161 | void | |
162 | bfa_fcs_driver_info_init(struct bfa_fcs_s *fcs, | |
163 | struct bfa_fcs_driver_info_s *driver_info) | |
164 | { | |
165 | ||
166 | fcs->driver_info = *driver_info; | |
167 | ||
168 | bfa_fcs_fabric_psymb_init(&fcs->fabric); | |
ce7242b8 | 169 | bfa_fcs_fabric_nsymb_init(&fcs->fabric); |
7725ccfd JH |
170 | } |
171 | ||
5fbe25c7 | 172 | /* |
a36c61f9 KG |
173 | * brief |
174 | * FCS instance cleanup and exit. | |
7725ccfd | 175 | * |
a36c61f9 KG |
176 | * param[in] fcs FCS instance |
177 | * return None | |
7725ccfd JH |
178 | */ |
179 | void | |
180 | bfa_fcs_exit(struct bfa_fcs_s *fcs) | |
181 | { | |
182 | struct bfa_fcs_mod_s *mod; | |
a36c61f9 | 183 | int nmods, i; |
7725ccfd JH |
184 | |
185 | bfa_wc_init(&fcs->wc, bfa_fcs_exit_comp, fcs); | |
186 | ||
a36c61f9 KG |
187 | nmods = sizeof(fcs_modules) / sizeof(fcs_modules[0]); |
188 | ||
189 | for (i = 0; i < nmods; i++) { | |
7725ccfd JH |
190 | |
191 | mod = &fcs_modules[i]; | |
82794a2e KG |
192 | if (mod->modexit) { |
193 | bfa_wc_up(&fcs->wc); | |
194 | mod->modexit(fcs); | |
195 | } | |
7725ccfd JH |
196 | } |
197 | ||
198 | bfa_wc_wait(&fcs->wc); | |
199 | } | |
200 | ||
201 | ||
5fbe25c7 | 202 | /* |
a36c61f9 KG |
203 | * Fabric module implementation. |
204 | */ | |
205 | ||
206 | #define BFA_FCS_FABRIC_RETRY_DELAY (2000) /* Milliseconds */ | |
207 | #define BFA_FCS_FABRIC_CLEANUP_DELAY (10000) /* Milliseconds */ | |
208 | ||
209 | #define bfa_fcs_fabric_set_opertype(__fabric) do { \ | |
d7be54cc KG |
210 | if (bfa_fcport_get_topology((__fabric)->fcs->bfa) \ |
211 | == BFA_PORT_TOPOLOGY_P2P) { \ | |
212 | if (fabric->fab_type == BFA_FCS_FABRIC_SWITCHED) \ | |
a36c61f9 KG |
213 | (__fabric)->oper_type = BFA_PORT_TYPE_NPORT; \ |
214 | else \ | |
d7be54cc KG |
215 | (__fabric)->oper_type = BFA_PORT_TYPE_P2P; \ |
216 | } else \ | |
217 | (__fabric)->oper_type = BFA_PORT_TYPE_NLPORT; \ | |
a36c61f9 KG |
218 | } while (0) |
219 | ||
220 | /* | |
221 | * forward declarations | |
222 | */ | |
223 | static void bfa_fcs_fabric_init(struct bfa_fcs_fabric_s *fabric); | |
224 | static void bfa_fcs_fabric_login(struct bfa_fcs_fabric_s *fabric); | |
225 | static void bfa_fcs_fabric_notify_online(struct bfa_fcs_fabric_s *fabric); | |
226 | static void bfa_fcs_fabric_notify_offline(struct bfa_fcs_fabric_s *fabric); | |
227 | static void bfa_fcs_fabric_delay(void *cbarg); | |
228 | static void bfa_fcs_fabric_delete(struct bfa_fcs_fabric_s *fabric); | |
229 | static void bfa_fcs_fabric_delete_comp(void *cbarg); | |
881c1b3c KG |
230 | static void bfa_fcs_fabric_stop(struct bfa_fcs_fabric_s *fabric); |
231 | static void bfa_fcs_fabric_stop_comp(void *cbarg); | |
a36c61f9 KG |
232 | static void bfa_fcs_fabric_process_uf(struct bfa_fcs_fabric_s *fabric, |
233 | struct fchs_s *fchs, u16 len); | |
234 | static void bfa_fcs_fabric_process_flogi(struct bfa_fcs_fabric_s *fabric, | |
235 | struct fchs_s *fchs, u16 len); | |
236 | static void bfa_fcs_fabric_send_flogi_acc(struct bfa_fcs_fabric_s *fabric); | |
237 | static void bfa_fcs_fabric_flogiacc_comp(void *fcsarg, | |
238 | struct bfa_fcxp_s *fcxp, void *cbarg, | |
239 | bfa_status_t status, | |
240 | u32 rsp_len, | |
241 | u32 resid_len, | |
242 | struct fchs_s *rspfchs); | |
be540a99 KG |
243 | static u8 bfa_fcs_fabric_oper_bbscn(struct bfa_fcs_fabric_s *fabric); |
244 | static bfa_boolean_t bfa_fcs_fabric_is_bbscn_enabled( | |
245 | struct bfa_fcs_fabric_s *fabric); | |
a36c61f9 KG |
246 | |
247 | static void bfa_fcs_fabric_sm_uninit(struct bfa_fcs_fabric_s *fabric, | |
248 | enum bfa_fcs_fabric_event event); | |
249 | static void bfa_fcs_fabric_sm_created(struct bfa_fcs_fabric_s *fabric, | |
250 | enum bfa_fcs_fabric_event event); | |
251 | static void bfa_fcs_fabric_sm_linkdown(struct bfa_fcs_fabric_s *fabric, | |
252 | enum bfa_fcs_fabric_event event); | |
253 | static void bfa_fcs_fabric_sm_flogi(struct bfa_fcs_fabric_s *fabric, | |
254 | enum bfa_fcs_fabric_event event); | |
255 | static void bfa_fcs_fabric_sm_flogi_retry(struct bfa_fcs_fabric_s *fabric, | |
256 | enum bfa_fcs_fabric_event event); | |
257 | static void bfa_fcs_fabric_sm_auth(struct bfa_fcs_fabric_s *fabric, | |
258 | enum bfa_fcs_fabric_event event); | |
a36c61f9 KG |
259 | static void bfa_fcs_fabric_sm_nofabric(struct bfa_fcs_fabric_s *fabric, |
260 | enum bfa_fcs_fabric_event event); | |
a36c61f9 KG |
261 | static void bfa_fcs_fabric_sm_evfp(struct bfa_fcs_fabric_s *fabric, |
262 | enum bfa_fcs_fabric_event event); | |
263 | static void bfa_fcs_fabric_sm_evfp_done(struct bfa_fcs_fabric_s *fabric, | |
264 | enum bfa_fcs_fabric_event event); | |
265 | static void bfa_fcs_fabric_sm_isolated(struct bfa_fcs_fabric_s *fabric, | |
266 | enum bfa_fcs_fabric_event event); | |
267 | static void bfa_fcs_fabric_sm_deleting(struct bfa_fcs_fabric_s *fabric, | |
268 | enum bfa_fcs_fabric_event event); | |
881c1b3c KG |
269 | static void bfa_fcs_fabric_sm_stopping(struct bfa_fcs_fabric_s *fabric, |
270 | enum bfa_fcs_fabric_event event); | |
271 | static void bfa_fcs_fabric_sm_cleanup(struct bfa_fcs_fabric_s *fabric, | |
272 | enum bfa_fcs_fabric_event event); | |
5fbe25c7 | 273 | /* |
a36c61f9 KG |
274 | * Beginning state before fabric creation. |
275 | */ | |
276 | static void | |
277 | bfa_fcs_fabric_sm_uninit(struct bfa_fcs_fabric_s *fabric, | |
278 | enum bfa_fcs_fabric_event event) | |
279 | { | |
280 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); | |
281 | bfa_trc(fabric->fcs, event); | |
282 | ||
283 | switch (event) { | |
284 | case BFA_FCS_FABRIC_SM_CREATE: | |
285 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_created); | |
286 | bfa_fcs_fabric_init(fabric); | |
287 | bfa_fcs_lport_init(&fabric->bport, &fabric->bport.port_cfg); | |
288 | break; | |
289 | ||
290 | case BFA_FCS_FABRIC_SM_LINK_UP: | |
291 | case BFA_FCS_FABRIC_SM_LINK_DOWN: | |
292 | break; | |
293 | ||
294 | default: | |
295 | bfa_sm_fault(fabric->fcs, event); | |
296 | } | |
297 | } | |
298 | ||
5fbe25c7 | 299 | /* |
a36c61f9 KG |
300 | * Beginning state before fabric creation. |
301 | */ | |
302 | static void | |
303 | bfa_fcs_fabric_sm_created(struct bfa_fcs_fabric_s *fabric, | |
304 | enum bfa_fcs_fabric_event event) | |
305 | { | |
bc0e2c2a KG |
306 | struct bfa_s *bfa = fabric->fcs->bfa; |
307 | ||
a36c61f9 KG |
308 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); |
309 | bfa_trc(fabric->fcs, event); | |
310 | ||
311 | switch (event) { | |
312 | case BFA_FCS_FABRIC_SM_START: | |
bc0e2c2a KG |
313 | if (!bfa_fcport_is_linkup(fabric->fcs->bfa)) { |
314 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); | |
315 | break; | |
316 | } | |
317 | if (bfa_fcport_get_topology(bfa) == | |
318 | BFA_PORT_TOPOLOGY_LOOP) { | |
319 | fabric->fab_type = BFA_FCS_FABRIC_LOOP; | |
320 | fabric->bport.pid = bfa_fcport_get_myalpa(bfa); | |
321 | fabric->bport.pid = bfa_hton3b(fabric->bport.pid); | |
322 | bfa_sm_set_state(fabric, | |
323 | bfa_fcs_fabric_sm_online); | |
324 | bfa_fcs_fabric_set_opertype(fabric); | |
325 | bfa_fcs_lport_online(&fabric->bport); | |
326 | } else { | |
a36c61f9 KG |
327 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi); |
328 | bfa_fcs_fabric_login(fabric); | |
bc0e2c2a | 329 | } |
a36c61f9 KG |
330 | break; |
331 | ||
332 | case BFA_FCS_FABRIC_SM_LINK_UP: | |
333 | case BFA_FCS_FABRIC_SM_LINK_DOWN: | |
334 | break; | |
335 | ||
336 | case BFA_FCS_FABRIC_SM_DELETE: | |
dd5aaf45 KG |
337 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); |
338 | bfa_fcs_fabric_delete(fabric); | |
a36c61f9 KG |
339 | break; |
340 | ||
341 | default: | |
342 | bfa_sm_fault(fabric->fcs, event); | |
343 | } | |
344 | } | |
345 | ||
5fbe25c7 | 346 | /* |
a36c61f9 KG |
347 | * Link is down, awaiting LINK UP event from port. This is also the |
348 | * first state at fabric creation. | |
349 | */ | |
350 | static void | |
351 | bfa_fcs_fabric_sm_linkdown(struct bfa_fcs_fabric_s *fabric, | |
352 | enum bfa_fcs_fabric_event event) | |
353 | { | |
bc0e2c2a KG |
354 | struct bfa_s *bfa = fabric->fcs->bfa; |
355 | ||
a36c61f9 KG |
356 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); |
357 | bfa_trc(fabric->fcs, event); | |
358 | ||
359 | switch (event) { | |
360 | case BFA_FCS_FABRIC_SM_LINK_UP: | |
bc0e2c2a KG |
361 | if (bfa_fcport_get_topology(bfa) != BFA_PORT_TOPOLOGY_LOOP) { |
362 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi); | |
363 | bfa_fcs_fabric_login(fabric); | |
364 | break; | |
365 | } | |
366 | fabric->fab_type = BFA_FCS_FABRIC_LOOP; | |
367 | fabric->bport.pid = bfa_fcport_get_myalpa(bfa); | |
368 | fabric->bport.pid = bfa_hton3b(fabric->bport.pid); | |
369 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_online); | |
370 | bfa_fcs_fabric_set_opertype(fabric); | |
371 | bfa_fcs_lport_online(&fabric->bport); | |
a36c61f9 KG |
372 | break; |
373 | ||
374 | case BFA_FCS_FABRIC_SM_RETRY_OP: | |
bc0e2c2a | 375 | case BFA_FCS_FABRIC_SM_LOOPBACK: |
a36c61f9 KG |
376 | break; |
377 | ||
378 | case BFA_FCS_FABRIC_SM_DELETE: | |
379 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); | |
380 | bfa_fcs_fabric_delete(fabric); | |
381 | break; | |
382 | ||
881c1b3c KG |
383 | case BFA_FCS_FABRIC_SM_STOP: |
384 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_cleanup); | |
385 | bfa_fcs_fabric_stop(fabric); | |
386 | break; | |
387 | ||
a36c61f9 KG |
388 | default: |
389 | bfa_sm_fault(fabric->fcs, event); | |
390 | } | |
391 | } | |
392 | ||
5fbe25c7 | 393 | /* |
a36c61f9 KG |
394 | * FLOGI is in progress, awaiting FLOGI reply. |
395 | */ | |
396 | static void | |
397 | bfa_fcs_fabric_sm_flogi(struct bfa_fcs_fabric_s *fabric, | |
398 | enum bfa_fcs_fabric_event event) | |
399 | { | |
400 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); | |
401 | bfa_trc(fabric->fcs, event); | |
402 | ||
403 | switch (event) { | |
404 | case BFA_FCS_FABRIC_SM_CONT_OP: | |
405 | ||
406 | bfa_fcport_set_tx_bbcredit(fabric->fcs->bfa, | |
be540a99 KG |
407 | fabric->bb_credit, |
408 | bfa_fcs_fabric_oper_bbscn(fabric)); | |
a36c61f9 KG |
409 | fabric->fab_type = BFA_FCS_FABRIC_SWITCHED; |
410 | ||
411 | if (fabric->auth_reqd && fabric->is_auth) { | |
412 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_auth); | |
413 | bfa_trc(fabric->fcs, event); | |
414 | } else { | |
415 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_online); | |
416 | bfa_fcs_fabric_notify_online(fabric); | |
417 | } | |
418 | break; | |
419 | ||
420 | case BFA_FCS_FABRIC_SM_RETRY_OP: | |
421 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi_retry); | |
422 | bfa_timer_start(fabric->fcs->bfa, &fabric->delay_timer, | |
423 | bfa_fcs_fabric_delay, fabric, | |
424 | BFA_FCS_FABRIC_RETRY_DELAY); | |
425 | break; | |
426 | ||
427 | case BFA_FCS_FABRIC_SM_LOOPBACK: | |
428 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_loopback); | |
f7f73812 | 429 | bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE); |
a36c61f9 KG |
430 | bfa_fcs_fabric_set_opertype(fabric); |
431 | break; | |
432 | ||
433 | case BFA_FCS_FABRIC_SM_NO_FABRIC: | |
434 | fabric->fab_type = BFA_FCS_FABRIC_N2N; | |
435 | bfa_fcport_set_tx_bbcredit(fabric->fcs->bfa, | |
be540a99 KG |
436 | fabric->bb_credit, |
437 | bfa_fcs_fabric_oper_bbscn(fabric)); | |
a36c61f9 KG |
438 | bfa_fcs_fabric_notify_online(fabric); |
439 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_nofabric); | |
440 | break; | |
441 | ||
442 | case BFA_FCS_FABRIC_SM_LINK_DOWN: | |
443 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); | |
f7f73812 | 444 | bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE); |
a36c61f9 KG |
445 | break; |
446 | ||
447 | case BFA_FCS_FABRIC_SM_DELETE: | |
448 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); | |
f7f73812 | 449 | bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE); |
a36c61f9 KG |
450 | bfa_fcs_fabric_delete(fabric); |
451 | break; | |
452 | ||
453 | default: | |
454 | bfa_sm_fault(fabric->fcs, event); | |
455 | } | |
456 | } | |
457 | ||
458 | ||
459 | static void | |
460 | bfa_fcs_fabric_sm_flogi_retry(struct bfa_fcs_fabric_s *fabric, | |
461 | enum bfa_fcs_fabric_event event) | |
462 | { | |
463 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); | |
464 | bfa_trc(fabric->fcs, event); | |
465 | ||
466 | switch (event) { | |
467 | case BFA_FCS_FABRIC_SM_DELAYED: | |
468 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi); | |
469 | bfa_fcs_fabric_login(fabric); | |
470 | break; | |
471 | ||
472 | case BFA_FCS_FABRIC_SM_LINK_DOWN: | |
473 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); | |
474 | bfa_timer_stop(&fabric->delay_timer); | |
475 | break; | |
476 | ||
477 | case BFA_FCS_FABRIC_SM_DELETE: | |
478 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); | |
479 | bfa_timer_stop(&fabric->delay_timer); | |
480 | bfa_fcs_fabric_delete(fabric); | |
481 | break; | |
482 | ||
483 | default: | |
484 | bfa_sm_fault(fabric->fcs, event); | |
485 | } | |
486 | } | |
487 | ||
5fbe25c7 | 488 | /* |
a36c61f9 KG |
489 | * Authentication is in progress, awaiting authentication results. |
490 | */ | |
491 | static void | |
492 | bfa_fcs_fabric_sm_auth(struct bfa_fcs_fabric_s *fabric, | |
493 | enum bfa_fcs_fabric_event event) | |
494 | { | |
495 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); | |
496 | bfa_trc(fabric->fcs, event); | |
497 | ||
498 | switch (event) { | |
499 | case BFA_FCS_FABRIC_SM_AUTH_FAILED: | |
500 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_auth_failed); | |
f7f73812 | 501 | bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE); |
a36c61f9 KG |
502 | break; |
503 | ||
504 | case BFA_FCS_FABRIC_SM_AUTH_SUCCESS: | |
505 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_online); | |
506 | bfa_fcs_fabric_notify_online(fabric); | |
507 | break; | |
508 | ||
509 | case BFA_FCS_FABRIC_SM_PERF_EVFP: | |
510 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_evfp); | |
511 | break; | |
512 | ||
513 | case BFA_FCS_FABRIC_SM_LINK_DOWN: | |
514 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); | |
f7f73812 | 515 | bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE); |
a36c61f9 KG |
516 | break; |
517 | ||
518 | case BFA_FCS_FABRIC_SM_DELETE: | |
519 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); | |
520 | bfa_fcs_fabric_delete(fabric); | |
521 | break; | |
522 | ||
523 | default: | |
524 | bfa_sm_fault(fabric->fcs, event); | |
525 | } | |
526 | } | |
527 | ||
5fbe25c7 | 528 | /* |
a36c61f9 KG |
529 | * Authentication failed |
530 | */ | |
f7f73812 | 531 | void |
a36c61f9 KG |
532 | bfa_fcs_fabric_sm_auth_failed(struct bfa_fcs_fabric_s *fabric, |
533 | enum bfa_fcs_fabric_event event) | |
534 | { | |
535 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); | |
536 | bfa_trc(fabric->fcs, event); | |
537 | ||
538 | switch (event) { | |
539 | case BFA_FCS_FABRIC_SM_LINK_DOWN: | |
540 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); | |
541 | bfa_fcs_fabric_notify_offline(fabric); | |
542 | break; | |
543 | ||
544 | case BFA_FCS_FABRIC_SM_DELETE: | |
545 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); | |
546 | bfa_fcs_fabric_delete(fabric); | |
547 | break; | |
548 | ||
549 | default: | |
550 | bfa_sm_fault(fabric->fcs, event); | |
551 | } | |
552 | } | |
553 | ||
5fbe25c7 | 554 | /* |
a36c61f9 KG |
555 | * Port is in loopback mode. |
556 | */ | |
f7f73812 | 557 | void |
a36c61f9 KG |
558 | bfa_fcs_fabric_sm_loopback(struct bfa_fcs_fabric_s *fabric, |
559 | enum bfa_fcs_fabric_event event) | |
560 | { | |
561 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); | |
562 | bfa_trc(fabric->fcs, event); | |
563 | ||
564 | switch (event) { | |
565 | case BFA_FCS_FABRIC_SM_LINK_DOWN: | |
566 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); | |
567 | bfa_fcs_fabric_notify_offline(fabric); | |
568 | break; | |
569 | ||
570 | case BFA_FCS_FABRIC_SM_DELETE: | |
571 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); | |
572 | bfa_fcs_fabric_delete(fabric); | |
573 | break; | |
574 | ||
575 | default: | |
576 | bfa_sm_fault(fabric->fcs, event); | |
577 | } | |
578 | } | |
579 | ||
5fbe25c7 | 580 | /* |
a36c61f9 KG |
581 | * There is no attached fabric - private loop or NPort-to-NPort topology. |
582 | */ | |
583 | static void | |
584 | bfa_fcs_fabric_sm_nofabric(struct bfa_fcs_fabric_s *fabric, | |
585 | enum bfa_fcs_fabric_event event) | |
586 | { | |
587 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); | |
588 | bfa_trc(fabric->fcs, event); | |
589 | ||
590 | switch (event) { | |
591 | case BFA_FCS_FABRIC_SM_LINK_DOWN: | |
592 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); | |
f7f73812 | 593 | bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE); |
a36c61f9 KG |
594 | bfa_fcs_fabric_notify_offline(fabric); |
595 | break; | |
596 | ||
597 | case BFA_FCS_FABRIC_SM_DELETE: | |
598 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); | |
599 | bfa_fcs_fabric_delete(fabric); | |
600 | break; | |
601 | ||
602 | case BFA_FCS_FABRIC_SM_NO_FABRIC: | |
603 | bfa_trc(fabric->fcs, fabric->bb_credit); | |
604 | bfa_fcport_set_tx_bbcredit(fabric->fcs->bfa, | |
be540a99 KG |
605 | fabric->bb_credit, |
606 | bfa_fcs_fabric_oper_bbscn(fabric)); | |
a36c61f9 KG |
607 | break; |
608 | ||
d7be54cc KG |
609 | case BFA_FCS_FABRIC_SM_RETRY_OP: |
610 | break; | |
611 | ||
a36c61f9 KG |
612 | default: |
613 | bfa_sm_fault(fabric->fcs, event); | |
614 | } | |
615 | } | |
616 | ||
5fbe25c7 | 617 | /* |
a36c61f9 KG |
618 | * Fabric is online - normal operating state. |
619 | */ | |
f7f73812 | 620 | void |
a36c61f9 KG |
621 | bfa_fcs_fabric_sm_online(struct bfa_fcs_fabric_s *fabric, |
622 | enum bfa_fcs_fabric_event event) | |
623 | { | |
bc0e2c2a KG |
624 | struct bfa_s *bfa = fabric->fcs->bfa; |
625 | ||
a36c61f9 KG |
626 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); |
627 | bfa_trc(fabric->fcs, event); | |
628 | ||
629 | switch (event) { | |
630 | case BFA_FCS_FABRIC_SM_LINK_DOWN: | |
631 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); | |
bc0e2c2a KG |
632 | if (bfa_fcport_get_topology(bfa) == BFA_PORT_TOPOLOGY_LOOP) { |
633 | bfa_fcs_lport_offline(&fabric->bport); | |
634 | } else { | |
635 | bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE); | |
636 | bfa_fcs_fabric_notify_offline(fabric); | |
637 | } | |
a36c61f9 KG |
638 | break; |
639 | ||
640 | case BFA_FCS_FABRIC_SM_DELETE: | |
641 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); | |
642 | bfa_fcs_fabric_delete(fabric); | |
643 | break; | |
644 | ||
881c1b3c KG |
645 | case BFA_FCS_FABRIC_SM_STOP: |
646 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_stopping); | |
647 | bfa_fcs_fabric_stop(fabric); | |
648 | break; | |
649 | ||
a36c61f9 KG |
650 | case BFA_FCS_FABRIC_SM_AUTH_FAILED: |
651 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_auth_failed); | |
f7f73812 | 652 | bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE); |
a36c61f9 KG |
653 | break; |
654 | ||
655 | case BFA_FCS_FABRIC_SM_AUTH_SUCCESS: | |
656 | break; | |
657 | ||
658 | default: | |
659 | bfa_sm_fault(fabric->fcs, event); | |
660 | } | |
661 | } | |
662 | ||
5fbe25c7 | 663 | /* |
a36c61f9 KG |
664 | * Exchanging virtual fabric parameters. |
665 | */ | |
666 | static void | |
667 | bfa_fcs_fabric_sm_evfp(struct bfa_fcs_fabric_s *fabric, | |
668 | enum bfa_fcs_fabric_event event) | |
669 | { | |
670 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); | |
671 | bfa_trc(fabric->fcs, event); | |
672 | ||
673 | switch (event) { | |
674 | case BFA_FCS_FABRIC_SM_CONT_OP: | |
675 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_evfp_done); | |
676 | break; | |
677 | ||
678 | case BFA_FCS_FABRIC_SM_ISOLATE: | |
679 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_isolated); | |
680 | break; | |
681 | ||
682 | default: | |
683 | bfa_sm_fault(fabric->fcs, event); | |
684 | } | |
685 | } | |
686 | ||
5fbe25c7 | 687 | /* |
a36c61f9 KG |
688 | * EVFP exchange complete and VFT tagging is enabled. |
689 | */ | |
690 | static void | |
691 | bfa_fcs_fabric_sm_evfp_done(struct bfa_fcs_fabric_s *fabric, | |
692 | enum bfa_fcs_fabric_event event) | |
693 | { | |
694 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); | |
695 | bfa_trc(fabric->fcs, event); | |
696 | } | |
697 | ||
5fbe25c7 | 698 | /* |
a36c61f9 KG |
699 | * Port is isolated after EVFP exchange due to VF_ID mismatch (N and F). |
700 | */ | |
701 | static void | |
702 | bfa_fcs_fabric_sm_isolated(struct bfa_fcs_fabric_s *fabric, | |
703 | enum bfa_fcs_fabric_event event) | |
704 | { | |
705 | struct bfad_s *bfad = (struct bfad_s *)fabric->fcs->bfad; | |
706 | char pwwn_ptr[BFA_STRING_32]; | |
707 | ||
708 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); | |
709 | bfa_trc(fabric->fcs, event); | |
710 | wwn2str(pwwn_ptr, fabric->bport.port_cfg.pwwn); | |
711 | ||
88166242 | 712 | BFA_LOG(KERN_INFO, bfad, bfa_log_level, |
a36c61f9 KG |
713 | "Port is isolated due to VF_ID mismatch. " |
714 | "PWWN: %s Port VF_ID: %04x switch port VF_ID: %04x.", | |
715 | pwwn_ptr, fabric->fcs->port_vfid, | |
716 | fabric->event_arg.swp_vfid); | |
717 | } | |
718 | ||
5fbe25c7 | 719 | /* |
a36c61f9 KG |
720 | * Fabric is being deleted, awaiting vport delete completions. |
721 | */ | |
722 | static void | |
723 | bfa_fcs_fabric_sm_deleting(struct bfa_fcs_fabric_s *fabric, | |
724 | enum bfa_fcs_fabric_event event) | |
7725ccfd | 725 | { |
a36c61f9 KG |
726 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); |
727 | bfa_trc(fabric->fcs, event); | |
728 | ||
729 | switch (event) { | |
730 | case BFA_FCS_FABRIC_SM_DELCOMP: | |
731 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_uninit); | |
f7f73812 | 732 | bfa_wc_down(&fabric->fcs->wc); |
a36c61f9 KG |
733 | break; |
734 | ||
735 | case BFA_FCS_FABRIC_SM_LINK_UP: | |
736 | break; | |
737 | ||
738 | case BFA_FCS_FABRIC_SM_LINK_DOWN: | |
739 | bfa_fcs_fabric_notify_offline(fabric); | |
740 | break; | |
741 | ||
742 | default: | |
743 | bfa_sm_fault(fabric->fcs, event); | |
744 | } | |
7725ccfd JH |
745 | } |
746 | ||
881c1b3c KG |
747 | /* |
748 | * Fabric is being stopped, awaiting vport stop completions. | |
749 | */ | |
750 | static void | |
751 | bfa_fcs_fabric_sm_stopping(struct bfa_fcs_fabric_s *fabric, | |
752 | enum bfa_fcs_fabric_event event) | |
753 | { | |
bc0e2c2a KG |
754 | struct bfa_s *bfa = fabric->fcs->bfa; |
755 | ||
881c1b3c KG |
756 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); |
757 | bfa_trc(fabric->fcs, event); | |
758 | ||
759 | switch (event) { | |
760 | case BFA_FCS_FABRIC_SM_STOPCOMP: | |
bc0e2c2a KG |
761 | if (bfa_fcport_get_topology(bfa) == BFA_PORT_TOPOLOGY_LOOP) { |
762 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_created); | |
763 | } else { | |
764 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_cleanup); | |
765 | bfa_sm_send_event(fabric->lps, BFA_LPS_SM_LOGOUT); | |
766 | } | |
881c1b3c KG |
767 | break; |
768 | ||
769 | case BFA_FCS_FABRIC_SM_LINK_UP: | |
770 | break; | |
771 | ||
772 | case BFA_FCS_FABRIC_SM_LINK_DOWN: | |
bc0e2c2a KG |
773 | if (bfa_fcport_get_topology(bfa) == BFA_PORT_TOPOLOGY_LOOP) |
774 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_created); | |
775 | else | |
776 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_cleanup); | |
881c1b3c KG |
777 | break; |
778 | ||
779 | default: | |
780 | bfa_sm_fault(fabric->fcs, event); | |
781 | } | |
782 | } | |
783 | ||
784 | /* | |
785 | * Fabric is being stopped, cleanup without FLOGO | |
786 | */ | |
787 | static void | |
788 | bfa_fcs_fabric_sm_cleanup(struct bfa_fcs_fabric_s *fabric, | |
789 | enum bfa_fcs_fabric_event event) | |
790 | { | |
791 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); | |
792 | bfa_trc(fabric->fcs, event); | |
793 | ||
794 | switch (event) { | |
795 | case BFA_FCS_FABRIC_SM_STOPCOMP: | |
796 | case BFA_FCS_FABRIC_SM_LOGOCOMP: | |
797 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_created); | |
798 | bfa_wc_down(&(fabric->fcs)->wc); | |
799 | break; | |
800 | ||
801 | case BFA_FCS_FABRIC_SM_LINK_DOWN: | |
802 | /* | |
803 | * Ignore - can get this event if we get notified about IOC down | |
804 | * before the fabric completion callbk is done. | |
805 | */ | |
806 | break; | |
7725ccfd | 807 | |
881c1b3c KG |
808 | default: |
809 | bfa_sm_fault(fabric->fcs, event); | |
810 | } | |
811 | } | |
a36c61f9 | 812 | |
5fbe25c7 | 813 | /* |
a36c61f9 KG |
814 | * fcs_fabric_private fabric private functions |
815 | */ | |
816 | ||
817 | static void | |
818 | bfa_fcs_fabric_init(struct bfa_fcs_fabric_s *fabric) | |
819 | { | |
820 | struct bfa_lport_cfg_s *port_cfg = &fabric->bport.port_cfg; | |
821 | ||
822 | port_cfg->roles = BFA_LPORT_ROLE_FCP_IM; | |
f7f73812 MZ |
823 | port_cfg->nwwn = fabric->fcs->bfa->ioc.attr->nwwn; |
824 | port_cfg->pwwn = fabric->fcs->bfa->ioc.attr->pwwn; | |
a36c61f9 KG |
825 | } |
826 | ||
5fbe25c7 | 827 | /* |
a36c61f9 KG |
828 | * Port Symbolic Name Creation for base port. |
829 | */ | |
7725ccfd | 830 | void |
a36c61f9 | 831 | bfa_fcs_fabric_psymb_init(struct bfa_fcs_fabric_s *fabric) |
7725ccfd | 832 | { |
a36c61f9 KG |
833 | struct bfa_lport_cfg_s *port_cfg = &fabric->bport.port_cfg; |
834 | char model[BFA_ADAPTER_MODEL_NAME_LEN] = {0}; | |
835 | struct bfa_fcs_driver_info_s *driver_info = &fabric->fcs->driver_info; | |
836 | ||
837 | bfa_ioc_get_adapter_model(&fabric->fcs->bfa->ioc, model); | |
838 | ||
839 | /* Model name/number */ | |
840 | strncpy((char *)&port_cfg->sym_name, model, | |
841 | BFA_FCS_PORT_SYMBNAME_MODEL_SZ); | |
842 | strncat((char *)&port_cfg->sym_name, BFA_FCS_PORT_SYMBNAME_SEPARATOR, | |
843 | sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR)); | |
844 | ||
845 | /* Driver Version */ | |
846 | strncat((char *)&port_cfg->sym_name, (char *)driver_info->version, | |
847 | BFA_FCS_PORT_SYMBNAME_VERSION_SZ); | |
848 | strncat((char *)&port_cfg->sym_name, BFA_FCS_PORT_SYMBNAME_SEPARATOR, | |
849 | sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR)); | |
850 | ||
851 | /* Host machine name */ | |
852 | strncat((char *)&port_cfg->sym_name, | |
853 | (char *)driver_info->host_machine_name, | |
854 | BFA_FCS_PORT_SYMBNAME_MACHINENAME_SZ); | |
855 | strncat((char *)&port_cfg->sym_name, BFA_FCS_PORT_SYMBNAME_SEPARATOR, | |
856 | sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR)); | |
857 | ||
858 | /* | |
859 | * Host OS Info : | |
860 | * If OS Patch Info is not there, do not truncate any bytes from the | |
861 | * OS name string and instead copy the entire OS info string (64 bytes). | |
862 | */ | |
863 | if (driver_info->host_os_patch[0] == '\0') { | |
864 | strncat((char *)&port_cfg->sym_name, | |
865 | (char *)driver_info->host_os_name, | |
866 | BFA_FCS_OS_STR_LEN); | |
867 | strncat((char *)&port_cfg->sym_name, | |
868 | BFA_FCS_PORT_SYMBNAME_SEPARATOR, | |
869 | sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR)); | |
870 | } else { | |
871 | strncat((char *)&port_cfg->sym_name, | |
872 | (char *)driver_info->host_os_name, | |
873 | BFA_FCS_PORT_SYMBNAME_OSINFO_SZ); | |
874 | strncat((char *)&port_cfg->sym_name, | |
875 | BFA_FCS_PORT_SYMBNAME_SEPARATOR, | |
876 | sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR)); | |
877 | ||
878 | /* Append host OS Patch Info */ | |
879 | strncat((char *)&port_cfg->sym_name, | |
880 | (char *)driver_info->host_os_patch, | |
881 | BFA_FCS_PORT_SYMBNAME_OSPATCH_SZ); | |
882 | } | |
883 | ||
884 | /* null terminate */ | |
885 | port_cfg->sym_name.symname[BFA_SYMNAME_MAXLEN - 1] = 0; | |
7725ccfd JH |
886 | } |
887 | ||
ce7242b8 KG |
888 | /* |
889 | * Node Symbolic Name Creation for base port and all vports | |
890 | */ | |
891 | void | |
892 | bfa_fcs_fabric_nsymb_init(struct bfa_fcs_fabric_s *fabric) | |
893 | { | |
894 | struct bfa_lport_cfg_s *port_cfg = &fabric->bport.port_cfg; | |
895 | char model[BFA_ADAPTER_MODEL_NAME_LEN] = {0}; | |
896 | struct bfa_fcs_driver_info_s *driver_info = &fabric->fcs->driver_info; | |
897 | ||
898 | bfa_ioc_get_adapter_model(&fabric->fcs->bfa->ioc, model); | |
899 | ||
900 | /* Model name/number */ | |
901 | strncpy((char *)&port_cfg->node_sym_name, model, | |
902 | BFA_FCS_PORT_SYMBNAME_MODEL_SZ); | |
903 | strncat((char *)&port_cfg->node_sym_name, | |
904 | BFA_FCS_PORT_SYMBNAME_SEPARATOR, | |
905 | sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR)); | |
906 | ||
907 | /* Driver Version */ | |
908 | strncat((char *)&port_cfg->node_sym_name, (char *)driver_info->version, | |
909 | BFA_FCS_PORT_SYMBNAME_VERSION_SZ); | |
910 | strncat((char *)&port_cfg->node_sym_name, | |
911 | BFA_FCS_PORT_SYMBNAME_SEPARATOR, | |
912 | sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR)); | |
913 | ||
914 | /* Host machine name */ | |
915 | strncat((char *)&port_cfg->node_sym_name, | |
916 | (char *)driver_info->host_machine_name, | |
917 | BFA_FCS_PORT_SYMBNAME_MACHINENAME_SZ); | |
918 | strncat((char *)&port_cfg->node_sym_name, | |
919 | BFA_FCS_PORT_SYMBNAME_SEPARATOR, | |
920 | sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR)); | |
921 | ||
922 | /* null terminate */ | |
923 | port_cfg->node_sym_name.symname[BFA_SYMNAME_MAXLEN - 1] = 0; | |
924 | } | |
925 | ||
5fbe25c7 | 926 | /* |
a36c61f9 KG |
927 | * bfa lps login completion callback |
928 | */ | |
7725ccfd | 929 | void |
a36c61f9 | 930 | bfa_cb_lps_flogi_comp(void *bfad, void *uarg, bfa_status_t status) |
7725ccfd | 931 | { |
a36c61f9 KG |
932 | struct bfa_fcs_fabric_s *fabric = uarg; |
933 | ||
934 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); | |
935 | bfa_trc(fabric->fcs, status); | |
936 | ||
937 | switch (status) { | |
938 | case BFA_STATUS_OK: | |
939 | fabric->stats.flogi_accepts++; | |
940 | break; | |
941 | ||
942 | case BFA_STATUS_INVALID_MAC: | |
943 | /* Only for CNA */ | |
944 | fabric->stats.flogi_acc_err++; | |
945 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP); | |
946 | ||
947 | return; | |
948 | ||
949 | case BFA_STATUS_EPROTOCOL: | |
f7f73812 | 950 | switch (fabric->lps->ext_status) { |
a36c61f9 KG |
951 | case BFA_EPROTO_BAD_ACCEPT: |
952 | fabric->stats.flogi_acc_err++; | |
953 | break; | |
954 | ||
955 | case BFA_EPROTO_UNKNOWN_RSP: | |
956 | fabric->stats.flogi_unknown_rsp++; | |
957 | break; | |
958 | ||
959 | default: | |
960 | break; | |
961 | } | |
962 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP); | |
963 | ||
964 | return; | |
965 | ||
966 | case BFA_STATUS_FABRIC_RJT: | |
967 | fabric->stats.flogi_rejects++; | |
be540a99 KG |
968 | if (fabric->lps->lsrjt_rsn == FC_LS_RJT_RSN_LOGICAL_ERROR && |
969 | fabric->lps->lsrjt_expl == FC_LS_RJT_EXP_NO_ADDL_INFO) | |
970 | fabric->fcs->bbscn_flogi_rjt = BFA_TRUE; | |
971 | ||
a36c61f9 KG |
972 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP); |
973 | return; | |
974 | ||
975 | default: | |
976 | fabric->stats.flogi_rsp_err++; | |
977 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP); | |
978 | return; | |
979 | } | |
980 | ||
f7f73812 | 981 | fabric->bb_credit = fabric->lps->pr_bbcred; |
a36c61f9 KG |
982 | bfa_trc(fabric->fcs, fabric->bb_credit); |
983 | ||
f7f73812 MZ |
984 | if (!(fabric->lps->brcd_switch)) |
985 | fabric->fabric_name = fabric->lps->pr_nwwn; | |
a36c61f9 KG |
986 | |
987 | /* | |
988 | * Check port type. It should be 1 = F-port. | |
989 | */ | |
f7f73812 MZ |
990 | if (fabric->lps->fport) { |
991 | fabric->bport.pid = fabric->lps->lp_pid; | |
992 | fabric->is_npiv = fabric->lps->npiv_en; | |
993 | fabric->is_auth = fabric->lps->auth_req; | |
a36c61f9 KG |
994 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_CONT_OP); |
995 | } else { | |
996 | /* | |
997 | * Nport-2-Nport direct attached | |
998 | */ | |
999 | fabric->bport.port_topo.pn2n.rem_port_wwn = | |
f7f73812 | 1000 | fabric->lps->pr_pwwn; |
d7be54cc | 1001 | fabric->fab_type = BFA_FCS_FABRIC_N2N; |
a36c61f9 KG |
1002 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_NO_FABRIC); |
1003 | } | |
1004 | ||
1005 | bfa_trc(fabric->fcs, fabric->bport.pid); | |
1006 | bfa_trc(fabric->fcs, fabric->is_npiv); | |
1007 | bfa_trc(fabric->fcs, fabric->is_auth); | |
1008 | } | |
5fbe25c7 | 1009 | /* |
a36c61f9 KG |
1010 | * Allocate and send FLOGI. |
1011 | */ | |
1012 | static void | |
1013 | bfa_fcs_fabric_login(struct bfa_fcs_fabric_s *fabric) | |
1014 | { | |
1015 | struct bfa_s *bfa = fabric->fcs->bfa; | |
1016 | struct bfa_lport_cfg_s *pcfg = &fabric->bport.port_cfg; | |
be540a99 | 1017 | u8 alpa = 0, bb_scn = 0; |
a36c61f9 | 1018 | |
be540a99 KG |
1019 | if (bfa_fcs_fabric_is_bbscn_enabled(fabric) && |
1020 | (!fabric->fcs->bbscn_flogi_rjt)) | |
1021 | bb_scn = BFA_FCS_PORT_DEF_BB_SCN; | |
1022 | ||
a36c61f9 | 1023 | bfa_lps_flogi(fabric->lps, fabric, alpa, bfa_fcport_get_maxfrsize(bfa), |
be540a99 | 1024 | pcfg->pwwn, pcfg->nwwn, fabric->auth_reqd, bb_scn); |
a36c61f9 KG |
1025 | |
1026 | fabric->stats.flogi_sent++; | |
1027 | } | |
1028 | ||
1029 | static void | |
1030 | bfa_fcs_fabric_notify_online(struct bfa_fcs_fabric_s *fabric) | |
1031 | { | |
1032 | struct bfa_fcs_vport_s *vport; | |
1033 | struct list_head *qe, *qen; | |
1034 | ||
1035 | bfa_trc(fabric->fcs, fabric->fabric_name); | |
1036 | ||
1037 | bfa_fcs_fabric_set_opertype(fabric); | |
1038 | fabric->stats.fabric_onlines++; | |
1039 | ||
5fbe25c7 | 1040 | /* |
a36c61f9 KG |
1041 | * notify online event to base and then virtual ports |
1042 | */ | |
1043 | bfa_fcs_lport_online(&fabric->bport); | |
1044 | ||
1045 | list_for_each_safe(qe, qen, &fabric->vport_q) { | |
1046 | vport = (struct bfa_fcs_vport_s *) qe; | |
1047 | bfa_fcs_vport_online(vport); | |
1048 | } | |
1049 | } | |
1050 | ||
1051 | static void | |
1052 | bfa_fcs_fabric_notify_offline(struct bfa_fcs_fabric_s *fabric) | |
1053 | { | |
1054 | struct bfa_fcs_vport_s *vport; | |
1055 | struct list_head *qe, *qen; | |
1056 | ||
1057 | bfa_trc(fabric->fcs, fabric->fabric_name); | |
1058 | fabric->stats.fabric_offlines++; | |
1059 | ||
5fbe25c7 | 1060 | /* |
a36c61f9 KG |
1061 | * notify offline event first to vports and then base port. |
1062 | */ | |
1063 | list_for_each_safe(qe, qen, &fabric->vport_q) { | |
1064 | vport = (struct bfa_fcs_vport_s *) qe; | |
1065 | bfa_fcs_vport_offline(vport); | |
1066 | } | |
1067 | ||
1068 | bfa_fcs_lport_offline(&fabric->bport); | |
1069 | ||
1070 | fabric->fabric_name = 0; | |
1071 | fabric->fabric_ip_addr[0] = 0; | |
1072 | } | |
1073 | ||
1074 | static void | |
1075 | bfa_fcs_fabric_delay(void *cbarg) | |
1076 | { | |
1077 | struct bfa_fcs_fabric_s *fabric = cbarg; | |
1078 | ||
1079 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_DELAYED); | |
1080 | } | |
1081 | ||
881c1b3c KG |
1082 | /* |
1083 | * Stop all vports and wait for vport stop completions. | |
1084 | */ | |
1085 | static void | |
1086 | bfa_fcs_fabric_stop(struct bfa_fcs_fabric_s *fabric) | |
1087 | { | |
1088 | struct bfa_fcs_vport_s *vport; | |
1089 | struct list_head *qe, *qen; | |
1090 | ||
1091 | bfa_wc_init(&fabric->stop_wc, bfa_fcs_fabric_stop_comp, fabric); | |
1092 | ||
1093 | list_for_each_safe(qe, qen, &fabric->vport_q) { | |
1094 | vport = (struct bfa_fcs_vport_s *) qe; | |
1095 | bfa_wc_up(&fabric->stop_wc); | |
1096 | bfa_fcs_vport_fcs_stop(vport); | |
1097 | } | |
1098 | ||
1099 | bfa_wc_up(&fabric->stop_wc); | |
1100 | bfa_fcs_lport_stop(&fabric->bport); | |
1101 | bfa_wc_wait(&fabric->stop_wc); | |
1102 | } | |
1103 | ||
be540a99 KG |
1104 | /* |
1105 | * Computes operating BB_SCN value | |
1106 | */ | |
1107 | static u8 | |
1108 | bfa_fcs_fabric_oper_bbscn(struct bfa_fcs_fabric_s *fabric) | |
1109 | { | |
1110 | u8 pr_bbscn = fabric->lps->pr_bbscn; | |
d7be54cc | 1111 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(fabric->fcs->bfa); |
be540a99 | 1112 | |
d7be54cc | 1113 | if (!(fcport->cfg.bb_scn_state && pr_bbscn)) |
be540a99 KG |
1114 | return 0; |
1115 | ||
1116 | /* return max of local/remote bb_scn values */ | |
1117 | return ((pr_bbscn > BFA_FCS_PORT_DEF_BB_SCN) ? | |
1118 | pr_bbscn : BFA_FCS_PORT_DEF_BB_SCN); | |
1119 | } | |
1120 | ||
1121 | /* | |
1122 | * Check if BB_SCN can be enabled. | |
1123 | */ | |
1124 | static bfa_boolean_t | |
1125 | bfa_fcs_fabric_is_bbscn_enabled(struct bfa_fcs_fabric_s *fabric) | |
1126 | { | |
d7be54cc KG |
1127 | struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(fabric->fcs->bfa); |
1128 | ||
be540a99 | 1129 | if (bfa_ioc_get_fcmode(&fabric->fcs->bfa->ioc) && |
d7be54cc | 1130 | fcport->cfg.bb_scn_state && |
be540a99 KG |
1131 | !bfa_fcport_is_qos_enabled(fabric->fcs->bfa) && |
1132 | !bfa_fcport_is_trunk_enabled(fabric->fcs->bfa)) | |
1133 | return BFA_TRUE; | |
1134 | else | |
1135 | return BFA_FALSE; | |
1136 | } | |
1137 | ||
5fbe25c7 | 1138 | /* |
a36c61f9 KG |
1139 | * Delete all vports and wait for vport delete completions. |
1140 | */ | |
1141 | static void | |
1142 | bfa_fcs_fabric_delete(struct bfa_fcs_fabric_s *fabric) | |
1143 | { | |
1144 | struct bfa_fcs_vport_s *vport; | |
1145 | struct list_head *qe, *qen; | |
1146 | ||
1147 | list_for_each_safe(qe, qen, &fabric->vport_q) { | |
1148 | vport = (struct bfa_fcs_vport_s *) qe; | |
1149 | bfa_fcs_vport_fcs_delete(vport); | |
1150 | } | |
1151 | ||
1152 | bfa_fcs_lport_delete(&fabric->bport); | |
1153 | bfa_wc_wait(&fabric->wc); | |
7725ccfd JH |
1154 | } |
1155 | ||
a36c61f9 KG |
1156 | static void |
1157 | bfa_fcs_fabric_delete_comp(void *cbarg) | |
1158 | { | |
1159 | struct bfa_fcs_fabric_s *fabric = cbarg; | |
1160 | ||
1161 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_DELCOMP); | |
1162 | } | |
7725ccfd | 1163 | |
881c1b3c KG |
1164 | static void |
1165 | bfa_fcs_fabric_stop_comp(void *cbarg) | |
1166 | { | |
1167 | struct bfa_fcs_fabric_s *fabric = cbarg; | |
1168 | ||
1169 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_STOPCOMP); | |
1170 | } | |
1171 | ||
5fbe25c7 | 1172 | /* |
a36c61f9 KG |
1173 | * fcs_fabric_public fabric public functions |
1174 | */ | |
1175 | ||
5fbe25c7 | 1176 | /* |
a36c61f9 KG |
1177 | * Attach time initialization. |
1178 | */ | |
1179 | void | |
1180 | bfa_fcs_fabric_attach(struct bfa_fcs_s *fcs) | |
1181 | { | |
1182 | struct bfa_fcs_fabric_s *fabric; | |
1183 | ||
1184 | fabric = &fcs->fabric; | |
6a18b167 | 1185 | memset(fabric, 0, sizeof(struct bfa_fcs_fabric_s)); |
a36c61f9 | 1186 | |
5fbe25c7 | 1187 | /* |
a36c61f9 KG |
1188 | * Initialize base fabric. |
1189 | */ | |
1190 | fabric->fcs = fcs; | |
1191 | INIT_LIST_HEAD(&fabric->vport_q); | |
1192 | INIT_LIST_HEAD(&fabric->vf_q); | |
1193 | fabric->lps = bfa_lps_alloc(fcs->bfa); | |
d4b671c5 | 1194 | WARN_ON(!fabric->lps); |
a36c61f9 | 1195 | |
5fbe25c7 | 1196 | /* |
a36c61f9 KG |
1197 | * Initialize fabric delete completion handler. Fabric deletion is |
1198 | * complete when the last vport delete is complete. | |
1199 | */ | |
1200 | bfa_wc_init(&fabric->wc, bfa_fcs_fabric_delete_comp, fabric); | |
1201 | bfa_wc_up(&fabric->wc); /* For the base port */ | |
1202 | ||
1203 | bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_uninit); | |
1204 | bfa_fcs_lport_attach(&fabric->bport, fabric->fcs, FC_VF_ID_NULL, NULL); | |
1205 | } | |
1206 | ||
1207 | void | |
1208 | bfa_fcs_fabric_modinit(struct bfa_fcs_s *fcs) | |
1209 | { | |
1210 | bfa_sm_send_event(&fcs->fabric, BFA_FCS_FABRIC_SM_CREATE); | |
1211 | bfa_trc(fcs, 0); | |
1212 | } | |
1213 | ||
5fbe25c7 | 1214 | /* |
a36c61f9 KG |
1215 | * Module cleanup |
1216 | */ | |
1217 | void | |
1218 | bfa_fcs_fabric_modexit(struct bfa_fcs_s *fcs) | |
1219 | { | |
1220 | struct bfa_fcs_fabric_s *fabric; | |
1221 | ||
1222 | bfa_trc(fcs, 0); | |
1223 | ||
5fbe25c7 | 1224 | /* |
a36c61f9 KG |
1225 | * Cleanup base fabric. |
1226 | */ | |
1227 | fabric = &fcs->fabric; | |
1228 | bfa_lps_delete(fabric->lps); | |
1229 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_DELETE); | |
1230 | } | |
1231 | ||
881c1b3c KG |
1232 | /* |
1233 | * Fabric module stop -- stop FCS actions | |
1234 | */ | |
1235 | void | |
1236 | bfa_fcs_fabric_modstop(struct bfa_fcs_s *fcs) | |
1237 | { | |
1238 | struct bfa_fcs_fabric_s *fabric; | |
1239 | ||
1240 | bfa_trc(fcs, 0); | |
1241 | fabric = &fcs->fabric; | |
1242 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_STOP); | |
1243 | } | |
1244 | ||
5fbe25c7 | 1245 | /* |
a36c61f9 KG |
1246 | * Fabric module start -- kick starts FCS actions |
1247 | */ | |
1248 | void | |
1249 | bfa_fcs_fabric_modstart(struct bfa_fcs_s *fcs) | |
1250 | { | |
1251 | struct bfa_fcs_fabric_s *fabric; | |
1252 | ||
1253 | bfa_trc(fcs, 0); | |
1254 | fabric = &fcs->fabric; | |
1255 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_START); | |
1256 | } | |
1257 | ||
a36c61f9 | 1258 | |
5fbe25c7 | 1259 | /* |
a36c61f9 KG |
1260 | * Link up notification from BFA physical port module. |
1261 | */ | |
1262 | void | |
1263 | bfa_fcs_fabric_link_up(struct bfa_fcs_fabric_s *fabric) | |
1264 | { | |
1265 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); | |
1266 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LINK_UP); | |
1267 | } | |
1268 | ||
5fbe25c7 | 1269 | /* |
a36c61f9 KG |
1270 | * Link down notification from BFA physical port module. |
1271 | */ | |
1272 | void | |
1273 | bfa_fcs_fabric_link_down(struct bfa_fcs_fabric_s *fabric) | |
1274 | { | |
1275 | bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); | |
be540a99 | 1276 | fabric->fcs->bbscn_flogi_rjt = BFA_FALSE; |
a36c61f9 KG |
1277 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LINK_DOWN); |
1278 | } | |
1279 | ||
5fbe25c7 | 1280 | /* |
a36c61f9 KG |
1281 | * A child vport is being created in the fabric. |
1282 | * | |
1283 | * Call from vport module at vport creation. A list of base port and vports | |
1284 | * belonging to a fabric is maintained to propagate link events. | |
1285 | * | |
1286 | * param[in] fabric - Fabric instance. This can be a base fabric or vf. | |
1287 | * param[in] vport - Vport being created. | |
1288 | * | |
1289 | * @return None (always succeeds) | |
1290 | */ | |
1291 | void | |
1292 | bfa_fcs_fabric_addvport(struct bfa_fcs_fabric_s *fabric, | |
1293 | struct bfa_fcs_vport_s *vport) | |
1294 | { | |
5fbe25c7 | 1295 | /* |
a36c61f9 KG |
1296 | * - add vport to fabric's vport_q |
1297 | */ | |
1298 | bfa_trc(fabric->fcs, fabric->vf_id); | |
1299 | ||
1300 | list_add_tail(&vport->qe, &fabric->vport_q); | |
1301 | fabric->num_vports++; | |
1302 | bfa_wc_up(&fabric->wc); | |
1303 | } | |
1304 | ||
5fbe25c7 | 1305 | /* |
a36c61f9 KG |
1306 | * A child vport is being deleted from fabric. |
1307 | * | |
1308 | * Vport is being deleted. | |
1309 | */ | |
1310 | void | |
1311 | bfa_fcs_fabric_delvport(struct bfa_fcs_fabric_s *fabric, | |
1312 | struct bfa_fcs_vport_s *vport) | |
1313 | { | |
1314 | list_del(&vport->qe); | |
1315 | fabric->num_vports--; | |
1316 | bfa_wc_down(&fabric->wc); | |
1317 | } | |
1318 | ||
a36c61f9 | 1319 | |
5fbe25c7 | 1320 | /* |
25985edc | 1321 | * Lookup for a vport within a fabric given its pwwn |
a36c61f9 KG |
1322 | */ |
1323 | struct bfa_fcs_vport_s * | |
1324 | bfa_fcs_fabric_vport_lookup(struct bfa_fcs_fabric_s *fabric, wwn_t pwwn) | |
1325 | { | |
1326 | struct bfa_fcs_vport_s *vport; | |
1327 | struct list_head *qe; | |
1328 | ||
1329 | list_for_each(qe, &fabric->vport_q) { | |
1330 | vport = (struct bfa_fcs_vport_s *) qe; | |
1331 | if (bfa_fcs_lport_get_pwwn(&vport->lport) == pwwn) | |
1332 | return vport; | |
1333 | } | |
1334 | ||
1335 | return NULL; | |
1336 | } | |
1337 | ||
a36c61f9 KG |
1338 | |
1339 | /* | |
1340 | * Get OUI of the attached switch. | |
1341 | * | |
1342 | * Note : Use of this function should be avoided as much as possible. | |
1343 | * This function should be used only if there is any requirement | |
1344 | * to check for FOS version below 6.3. | |
1345 | * To check if the attached fabric is a brocade fabric, use | |
1346 | * bfa_lps_is_brcd_fabric() which works for FOS versions 6.3 | |
1347 | * or above only. | |
1348 | */ | |
1349 | ||
1350 | u16 | |
1351 | bfa_fcs_fabric_get_switch_oui(struct bfa_fcs_fabric_s *fabric) | |
1352 | { | |
1353 | wwn_t fab_nwwn; | |
1354 | u8 *tmp; | |
1355 | u16 oui; | |
1356 | ||
f7f73812 | 1357 | fab_nwwn = fabric->lps->pr_nwwn; |
a36c61f9 KG |
1358 | |
1359 | tmp = (u8 *)&fab_nwwn; | |
1360 | oui = (tmp[3] << 8) | tmp[4]; | |
1361 | ||
1362 | return oui; | |
1363 | } | |
5fbe25c7 | 1364 | /* |
a36c61f9 KG |
1365 | * Unsolicited frame receive handling. |
1366 | */ | |
1367 | void | |
1368 | bfa_fcs_fabric_uf_recv(struct bfa_fcs_fabric_s *fabric, struct fchs_s *fchs, | |
1369 | u16 len) | |
1370 | { | |
1371 | u32 pid = fchs->d_id; | |
1372 | struct bfa_fcs_vport_s *vport; | |
1373 | struct list_head *qe; | |
1374 | struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1); | |
1375 | struct fc_logi_s *flogi = (struct fc_logi_s *) els_cmd; | |
1376 | ||
1377 | bfa_trc(fabric->fcs, len); | |
1378 | bfa_trc(fabric->fcs, pid); | |
1379 | ||
5fbe25c7 | 1380 | /* |
a36c61f9 KG |
1381 | * Look for our own FLOGI frames being looped back. This means an |
1382 | * external loopback cable is in place. Our own FLOGI frames are | |
1383 | * sometimes looped back when switch port gets temporarily bypassed. | |
1384 | */ | |
f16a1750 | 1385 | if ((pid == bfa_ntoh3b(FC_FABRIC_PORT)) && |
a36c61f9 KG |
1386 | (els_cmd->els_code == FC_ELS_FLOGI) && |
1387 | (flogi->port_name == bfa_fcs_lport_get_pwwn(&fabric->bport))) { | |
1388 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LOOPBACK); | |
1389 | return; | |
1390 | } | |
1391 | ||
5fbe25c7 | 1392 | /* |
a36c61f9 KG |
1393 | * FLOGI/EVFP exchanges should be consumed by base fabric. |
1394 | */ | |
f16a1750 | 1395 | if (fchs->d_id == bfa_hton3b(FC_FABRIC_PORT)) { |
a36c61f9 KG |
1396 | bfa_trc(fabric->fcs, pid); |
1397 | bfa_fcs_fabric_process_uf(fabric, fchs, len); | |
1398 | return; | |
1399 | } | |
1400 | ||
1401 | if (fabric->bport.pid == pid) { | |
5fbe25c7 | 1402 | /* |
a36c61f9 KG |
1403 | * All authentication frames should be routed to auth |
1404 | */ | |
1405 | bfa_trc(fabric->fcs, els_cmd->els_code); | |
1406 | if (els_cmd->els_code == FC_ELS_AUTH) { | |
1407 | bfa_trc(fabric->fcs, els_cmd->els_code); | |
1408 | return; | |
1409 | } | |
1410 | ||
1411 | bfa_trc(fabric->fcs, *(u8 *) ((u8 *) fchs)); | |
1412 | bfa_fcs_lport_uf_recv(&fabric->bport, fchs, len); | |
1413 | return; | |
1414 | } | |
1415 | ||
5fbe25c7 | 1416 | /* |
a36c61f9 KG |
1417 | * look for a matching local port ID |
1418 | */ | |
1419 | list_for_each(qe, &fabric->vport_q) { | |
1420 | vport = (struct bfa_fcs_vport_s *) qe; | |
1421 | if (vport->lport.pid == pid) { | |
1422 | bfa_fcs_lport_uf_recv(&vport->lport, fchs, len); | |
1423 | return; | |
1424 | } | |
1425 | } | |
61ba4394 KG |
1426 | |
1427 | if (!bfa_fcs_fabric_is_switched(fabric)) | |
1428 | bfa_fcs_lport_uf_recv(&fabric->bport, fchs, len); | |
1429 | ||
1430 | bfa_trc(fabric->fcs, fchs->type); | |
a36c61f9 KG |
1431 | } |
1432 | ||
5fbe25c7 | 1433 | /* |
a36c61f9 KG |
1434 | * Unsolicited frames to be processed by fabric. |
1435 | */ | |
1436 | static void | |
1437 | bfa_fcs_fabric_process_uf(struct bfa_fcs_fabric_s *fabric, struct fchs_s *fchs, | |
1438 | u16 len) | |
1439 | { | |
1440 | struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1); | |
1441 | ||
1442 | bfa_trc(fabric->fcs, els_cmd->els_code); | |
1443 | ||
1444 | switch (els_cmd->els_code) { | |
1445 | case FC_ELS_FLOGI: | |
1446 | bfa_fcs_fabric_process_flogi(fabric, fchs, len); | |
1447 | break; | |
1448 | ||
1449 | default: | |
1450 | /* | |
1451 | * need to generate a LS_RJT | |
1452 | */ | |
1453 | break; | |
1454 | } | |
1455 | } | |
1456 | ||
5fbe25c7 | 1457 | /* |
a36c61f9 KG |
1458 | * Process incoming FLOGI |
1459 | */ | |
1460 | static void | |
1461 | bfa_fcs_fabric_process_flogi(struct bfa_fcs_fabric_s *fabric, | |
1462 | struct fchs_s *fchs, u16 len) | |
1463 | { | |
1464 | struct fc_logi_s *flogi = (struct fc_logi_s *) (fchs + 1); | |
1465 | struct bfa_fcs_lport_s *bport = &fabric->bport; | |
1466 | ||
1467 | bfa_trc(fabric->fcs, fchs->s_id); | |
1468 | ||
1469 | fabric->stats.flogi_rcvd++; | |
1470 | /* | |
1471 | * Check port type. It should be 0 = n-port. | |
1472 | */ | |
1473 | if (flogi->csp.port_type) { | |
1474 | /* | |
1475 | * @todo: may need to send a LS_RJT | |
1476 | */ | |
1477 | bfa_trc(fabric->fcs, flogi->port_name); | |
1478 | fabric->stats.flogi_rejected++; | |
1479 | return; | |
1480 | } | |
1481 | ||
ba816ea8 | 1482 | fabric->bb_credit = be16_to_cpu(flogi->csp.bbcred); |
be540a99 | 1483 | fabric->lps->pr_bbscn = (be16_to_cpu(flogi->csp.rxsz) >> 12); |
a36c61f9 KG |
1484 | bport->port_topo.pn2n.rem_port_wwn = flogi->port_name; |
1485 | bport->port_topo.pn2n.reply_oxid = fchs->ox_id; | |
1486 | ||
1487 | /* | |
1488 | * Send a Flogi Acc | |
1489 | */ | |
1490 | bfa_fcs_fabric_send_flogi_acc(fabric); | |
1491 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_NO_FABRIC); | |
1492 | } | |
1493 | ||
1494 | static void | |
1495 | bfa_fcs_fabric_send_flogi_acc(struct bfa_fcs_fabric_s *fabric) | |
1496 | { | |
1497 | struct bfa_lport_cfg_s *pcfg = &fabric->bport.port_cfg; | |
1498 | struct bfa_fcs_lport_n2n_s *n2n_port = &fabric->bport.port_topo.pn2n; | |
1499 | struct bfa_s *bfa = fabric->fcs->bfa; | |
1500 | struct bfa_fcxp_s *fcxp; | |
1501 | u16 reqlen; | |
1502 | struct fchs_s fchs; | |
1503 | ||
c3f1b123 | 1504 | fcxp = bfa_fcs_fcxp_alloc(fabric->fcs, BFA_FALSE); |
5fbe25c7 | 1505 | /* |
a36c61f9 KG |
1506 | * Do not expect this failure -- expect remote node to retry |
1507 | */ | |
1508 | if (!fcxp) | |
1509 | return; | |
1510 | ||
1511 | reqlen = fc_flogi_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), | |
f16a1750 | 1512 | bfa_hton3b(FC_FABRIC_PORT), |
a36c61f9 KG |
1513 | n2n_port->reply_oxid, pcfg->pwwn, |
1514 | pcfg->nwwn, | |
1515 | bfa_fcport_get_maxfrsize(bfa), | |
be540a99 KG |
1516 | bfa_fcport_get_rx_bbcredit(bfa), |
1517 | bfa_fcs_fabric_oper_bbscn(fabric)); | |
a36c61f9 | 1518 | |
3fd45980 | 1519 | bfa_fcxp_send(fcxp, NULL, fabric->vf_id, fabric->lps->bfa_tag, |
a36c61f9 KG |
1520 | BFA_FALSE, FC_CLASS_3, |
1521 | reqlen, &fchs, bfa_fcs_fabric_flogiacc_comp, fabric, | |
1522 | FC_MAX_PDUSZ, 0); | |
1523 | } | |
1524 | ||
5fbe25c7 | 1525 | /* |
a36c61f9 KG |
1526 | * Flogi Acc completion callback. |
1527 | */ | |
1528 | static void | |
1529 | bfa_fcs_fabric_flogiacc_comp(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg, | |
1530 | bfa_status_t status, u32 rsp_len, | |
1531 | u32 resid_len, struct fchs_s *rspfchs) | |
1532 | { | |
1533 | struct bfa_fcs_fabric_s *fabric = cbarg; | |
1534 | ||
1535 | bfa_trc(fabric->fcs, status); | |
1536 | } | |
1537 | ||
7826f304 KG |
1538 | |
1539 | /* | |
1540 | * Send AEN notification | |
1541 | */ | |
1542 | static void | |
1543 | bfa_fcs_fabric_aen_post(struct bfa_fcs_lport_s *port, | |
1544 | enum bfa_port_aen_event event) | |
1545 | { | |
1546 | struct bfad_s *bfad = (struct bfad_s *)port->fabric->fcs->bfad; | |
1547 | struct bfa_aen_entry_s *aen_entry; | |
1548 | ||
1549 | bfad_get_aen_entry(bfad, aen_entry); | |
1550 | if (!aen_entry) | |
1551 | return; | |
1552 | ||
1553 | aen_entry->aen_data.port.pwwn = bfa_fcs_lport_get_pwwn(port); | |
1554 | aen_entry->aen_data.port.fwwn = bfa_fcs_lport_get_fabric_name(port); | |
1555 | ||
1556 | /* Send the AEN notification */ | |
1557 | bfad_im_post_vendor_event(aen_entry, bfad, ++port->fcs->fcs_aen_seq, | |
1558 | BFA_AEN_CAT_PORT, event); | |
1559 | } | |
1560 | ||
a36c61f9 KG |
1561 | /* |
1562 | * | |
1563 | * @param[in] fabric - fabric | |
1564 | * @param[in] wwn_t - new fabric name | |
1565 | * | |
1566 | * @return - none | |
1567 | */ | |
1568 | void | |
1569 | bfa_fcs_fabric_set_fabric_name(struct bfa_fcs_fabric_s *fabric, | |
1570 | wwn_t fabric_name) | |
1571 | { | |
1572 | struct bfad_s *bfad = (struct bfad_s *)fabric->fcs->bfad; | |
1573 | char pwwn_ptr[BFA_STRING_32]; | |
1574 | char fwwn_ptr[BFA_STRING_32]; | |
1575 | ||
1576 | bfa_trc(fabric->fcs, fabric_name); | |
1577 | ||
1578 | if (fabric->fabric_name == 0) { | |
1579 | /* | |
1580 | * With BRCD switches, we don't get Fabric Name in FLOGI. | |
1581 | * Don't generate a fabric name change event in this case. | |
1582 | */ | |
1583 | fabric->fabric_name = fabric_name; | |
1584 | } else { | |
1585 | fabric->fabric_name = fabric_name; | |
1586 | wwn2str(pwwn_ptr, bfa_fcs_lport_get_pwwn(&fabric->bport)); | |
1587 | wwn2str(fwwn_ptr, | |
1588 | bfa_fcs_lport_get_fabric_name(&fabric->bport)); | |
88166242 | 1589 | BFA_LOG(KERN_WARNING, bfad, bfa_log_level, |
a36c61f9 KG |
1590 | "Base port WWN = %s Fabric WWN = %s\n", |
1591 | pwwn_ptr, fwwn_ptr); | |
7826f304 KG |
1592 | bfa_fcs_fabric_aen_post(&fabric->bport, |
1593 | BFA_PORT_AEN_FABRIC_NAME_CHANGE); | |
a36c61f9 KG |
1594 | } |
1595 | } | |
1596 | ||
881c1b3c KG |
1597 | void |
1598 | bfa_cb_lps_flogo_comp(void *bfad, void *uarg) | |
1599 | { | |
1600 | struct bfa_fcs_fabric_s *fabric = uarg; | |
1601 | bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LOGOCOMP); | |
1602 | } | |
1603 | ||
5fbe25c7 | 1604 | /* |
a36c61f9 KG |
1605 | * Returns FCS vf structure for a given vf_id. |
1606 | * | |
1607 | * param[in] vf_id - VF_ID | |
1608 | * | |
1609 | * return | |
1610 | * If lookup succeeds, retuns fcs vf object, otherwise returns NULL | |
1611 | */ | |
1612 | bfa_fcs_vf_t * | |
1613 | bfa_fcs_vf_lookup(struct bfa_fcs_s *fcs, u16 vf_id) | |
1614 | { | |
1615 | bfa_trc(fcs, vf_id); | |
1616 | if (vf_id == FC_VF_ID_NULL) | |
1617 | return &fcs->fabric; | |
1618 | ||
1619 | return NULL; | |
b85daafe KG |
1620 | } |
1621 | ||
1622 | /* | |
1623 | * Return the list of local logical ports present in the given VF. | |
1624 | * | |
1625 | * @param[in] vf vf for which logical ports are returned | |
1626 | * @param[out] lpwwn returned logical port wwn list | |
1627 | * @param[in,out] nlports in:size of lpwwn list; | |
1628 | * out:total elements present, | |
1629 | * actual elements returned is limited by the size | |
1630 | */ | |
1631 | void | |
1632 | bfa_fcs_vf_get_ports(bfa_fcs_vf_t *vf, wwn_t lpwwn[], int *nlports) | |
1633 | { | |
1634 | struct list_head *qe; | |
1635 | struct bfa_fcs_vport_s *vport; | |
1636 | int i = 0; | |
1637 | struct bfa_fcs_s *fcs; | |
1638 | ||
1639 | if (vf == NULL || lpwwn == NULL || *nlports == 0) | |
1640 | return; | |
1641 | ||
1642 | fcs = vf->fcs; | |
1643 | ||
1644 | bfa_trc(fcs, vf->vf_id); | |
1645 | bfa_trc(fcs, (uint32_t) *nlports); | |
1646 | ||
1647 | lpwwn[i++] = vf->bport.port_cfg.pwwn; | |
1648 | ||
1649 | list_for_each(qe, &vf->vport_q) { | |
1650 | if (i >= *nlports) | |
1651 | break; | |
1652 | ||
1653 | vport = (struct bfa_fcs_vport_s *) qe; | |
1654 | lpwwn[i++] = vport->lport.port_cfg.pwwn; | |
1655 | } | |
1656 | ||
1657 | bfa_trc(fcs, i); | |
1658 | *nlports = i; | |
a36c61f9 KG |
1659 | } |
1660 | ||
5fbe25c7 | 1661 | /* |
a36c61f9 KG |
1662 | * BFA FCS PPORT ( physical port) |
1663 | */ | |
1664 | static void | |
1665 | bfa_fcs_port_event_handler(void *cbarg, enum bfa_port_linkstate event) | |
1666 | { | |
1667 | struct bfa_fcs_s *fcs = cbarg; | |
1668 | ||
1669 | bfa_trc(fcs, event); | |
1670 | ||
1671 | switch (event) { | |
1672 | case BFA_PORT_LINKUP: | |
1673 | bfa_fcs_fabric_link_up(&fcs->fabric); | |
1674 | break; | |
1675 | ||
1676 | case BFA_PORT_LINKDOWN: | |
1677 | bfa_fcs_fabric_link_down(&fcs->fabric); | |
1678 | break; | |
1679 | ||
1680 | default: | |
d4b671c5 | 1681 | WARN_ON(1); |
a36c61f9 KG |
1682 | } |
1683 | } | |
1684 | ||
1685 | void | |
1686 | bfa_fcs_port_attach(struct bfa_fcs_s *fcs) | |
1687 | { | |
1688 | bfa_fcport_event_register(fcs->bfa, bfa_fcs_port_event_handler, fcs); | |
1689 | } | |
1690 | ||
5fbe25c7 | 1691 | /* |
a36c61f9 KG |
1692 | * BFA FCS UF ( Unsolicited Frames) |
1693 | */ | |
1694 | ||
5fbe25c7 | 1695 | /* |
a36c61f9 KG |
1696 | * BFA callback for unsolicited frame receive handler. |
1697 | * | |
1698 | * @param[in] cbarg callback arg for receive handler | |
1699 | * @param[in] uf unsolicited frame descriptor | |
1700 | * | |
1701 | * @return None | |
1702 | */ | |
1703 | static void | |
1704 | bfa_fcs_uf_recv(void *cbarg, struct bfa_uf_s *uf) | |
1705 | { | |
1706 | struct bfa_fcs_s *fcs = (struct bfa_fcs_s *) cbarg; | |
1707 | struct fchs_s *fchs = bfa_uf_get_frmbuf(uf); | |
1708 | u16 len = bfa_uf_get_frmlen(uf); | |
1709 | struct fc_vft_s *vft; | |
1710 | struct bfa_fcs_fabric_s *fabric; | |
1711 | ||
5fbe25c7 | 1712 | /* |
a36c61f9 KG |
1713 | * check for VFT header |
1714 | */ | |
1715 | if (fchs->routing == FC_RTG_EXT_HDR && | |
1716 | fchs->cat_info == FC_CAT_VFT_HDR) { | |
1717 | bfa_stats(fcs, uf.tagged); | |
1718 | vft = bfa_uf_get_frmbuf(uf); | |
1719 | if (fcs->port_vfid == vft->vf_id) | |
1720 | fabric = &fcs->fabric; | |
1721 | else | |
1722 | fabric = bfa_fcs_vf_lookup(fcs, (u16) vft->vf_id); | |
1723 | ||
5fbe25c7 | 1724 | /* |
a36c61f9 KG |
1725 | * drop frame if vfid is unknown |
1726 | */ | |
1727 | if (!fabric) { | |
d4b671c5 | 1728 | WARN_ON(1); |
a36c61f9 KG |
1729 | bfa_stats(fcs, uf.vfid_unknown); |
1730 | bfa_uf_free(uf); | |
1731 | return; | |
1732 | } | |
1733 | ||
5fbe25c7 | 1734 | /* |
a36c61f9 KG |
1735 | * skip vft header |
1736 | */ | |
1737 | fchs = (struct fchs_s *) (vft + 1); | |
1738 | len -= sizeof(struct fc_vft_s); | |
1739 | ||
1740 | bfa_trc(fcs, vft->vf_id); | |
1741 | } else { | |
1742 | bfa_stats(fcs, uf.untagged); | |
1743 | fabric = &fcs->fabric; | |
1744 | } | |
1745 | ||
1746 | bfa_trc(fcs, ((u32 *) fchs)[0]); | |
1747 | bfa_trc(fcs, ((u32 *) fchs)[1]); | |
1748 | bfa_trc(fcs, ((u32 *) fchs)[2]); | |
1749 | bfa_trc(fcs, ((u32 *) fchs)[3]); | |
1750 | bfa_trc(fcs, ((u32 *) fchs)[4]); | |
1751 | bfa_trc(fcs, ((u32 *) fchs)[5]); | |
1752 | bfa_trc(fcs, len); | |
1753 | ||
1754 | bfa_fcs_fabric_uf_recv(fabric, fchs, len); | |
1755 | bfa_uf_free(uf); | |
1756 | } | |
1757 | ||
1758 | void | |
1759 | bfa_fcs_uf_attach(struct bfa_fcs_s *fcs) | |
1760 | { | |
1761 | bfa_uf_recv_register(fcs->bfa, bfa_fcs_uf_recv, fcs); | |
1762 | } |