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 | ||
f16a1750 | 18 | #include "bfad_drv.h" |
7826f304 | 19 | #include "bfad_im.h" |
a36c61f9 KG |
20 | #include "bfa_fcs.h" |
21 | #include "bfa_fcbuild.h" | |
22 | #include "bfa_fc.h" | |
7725ccfd JH |
23 | |
24 | BFA_TRC_FILE(FCS, PORT); | |
25 | ||
a36c61f9 KG |
26 | static void bfa_fcs_lport_send_ls_rjt(struct bfa_fcs_lport_s *port, |
27 | struct fchs_s *rx_fchs, u8 reason_code, | |
28 | u8 reason_code_expl); | |
29 | static void bfa_fcs_lport_plogi(struct bfa_fcs_lport_s *port, | |
30 | struct fchs_s *rx_fchs, struct fc_logi_s *plogi); | |
31 | static void bfa_fcs_lport_online_actions(struct bfa_fcs_lport_s *port); | |
32 | static void bfa_fcs_lport_offline_actions(struct bfa_fcs_lport_s *port); | |
33 | static void bfa_fcs_lport_unknown_init(struct bfa_fcs_lport_s *port); | |
34 | static void bfa_fcs_lport_unknown_online(struct bfa_fcs_lport_s *port); | |
35 | static void bfa_fcs_lport_unknown_offline(struct bfa_fcs_lport_s *port); | |
36 | static void bfa_fcs_lport_deleted(struct bfa_fcs_lport_s *port); | |
37 | static void bfa_fcs_lport_echo(struct bfa_fcs_lport_s *port, | |
7725ccfd JH |
38 | struct fchs_s *rx_fchs, |
39 | struct fc_echo_s *echo, u16 len); | |
a36c61f9 | 40 | static void bfa_fcs_lport_rnid(struct bfa_fcs_lport_s *port, |
7725ccfd JH |
41 | struct fchs_s *rx_fchs, |
42 | struct fc_rnid_cmd_s *rnid, u16 len); | |
a36c61f9 | 43 | static void bfa_fs_port_get_gen_topo_data(struct bfa_fcs_lport_s *port, |
7725ccfd JH |
44 | struct fc_rnid_general_topology_data_s *gen_topo_data); |
45 | ||
a36c61f9 KG |
46 | static void bfa_fcs_lport_fab_init(struct bfa_fcs_lport_s *port); |
47 | static void bfa_fcs_lport_fab_online(struct bfa_fcs_lport_s *port); | |
48 | static void bfa_fcs_lport_fab_offline(struct bfa_fcs_lport_s *port); | |
49 | ||
50 | static void bfa_fcs_lport_n2n_init(struct bfa_fcs_lport_s *port); | |
51 | static void bfa_fcs_lport_n2n_online(struct bfa_fcs_lport_s *port); | |
52 | static void bfa_fcs_lport_n2n_offline(struct bfa_fcs_lport_s *port); | |
53 | ||
7725ccfd | 54 | static struct { |
a36c61f9 KG |
55 | void (*init) (struct bfa_fcs_lport_s *port); |
56 | void (*online) (struct bfa_fcs_lport_s *port); | |
57 | void (*offline) (struct bfa_fcs_lport_s *port); | |
7725ccfd JH |
58 | } __port_action[] = { |
59 | { | |
a36c61f9 KG |
60 | bfa_fcs_lport_unknown_init, bfa_fcs_lport_unknown_online, |
61 | bfa_fcs_lport_unknown_offline}, { | |
62 | bfa_fcs_lport_fab_init, bfa_fcs_lport_fab_online, | |
63 | bfa_fcs_lport_fab_offline}, { | |
64 | bfa_fcs_lport_n2n_init, bfa_fcs_lport_n2n_online, | |
65 | bfa_fcs_lport_n2n_offline}, | |
66 | }; | |
7725ccfd | 67 | |
5fbe25c7 | 68 | /* |
7725ccfd JH |
69 | * fcs_port_sm FCS logical port state machine |
70 | */ | |
71 | ||
a36c61f9 | 72 | enum bfa_fcs_lport_event { |
7725ccfd JH |
73 | BFA_FCS_PORT_SM_CREATE = 1, |
74 | BFA_FCS_PORT_SM_ONLINE = 2, | |
75 | BFA_FCS_PORT_SM_OFFLINE = 3, | |
76 | BFA_FCS_PORT_SM_DELETE = 4, | |
77 | BFA_FCS_PORT_SM_DELRPORT = 5, | |
dd5aaf45 | 78 | BFA_FCS_PORT_SM_STOP = 6, |
7725ccfd JH |
79 | }; |
80 | ||
a36c61f9 KG |
81 | static void bfa_fcs_lport_sm_uninit(struct bfa_fcs_lport_s *port, |
82 | enum bfa_fcs_lport_event event); | |
83 | static void bfa_fcs_lport_sm_init(struct bfa_fcs_lport_s *port, | |
84 | enum bfa_fcs_lport_event event); | |
85 | static void bfa_fcs_lport_sm_online(struct bfa_fcs_lport_s *port, | |
86 | enum bfa_fcs_lport_event event); | |
87 | static void bfa_fcs_lport_sm_offline(struct bfa_fcs_lport_s *port, | |
88 | enum bfa_fcs_lport_event event); | |
89 | static void bfa_fcs_lport_sm_deleting(struct bfa_fcs_lport_s *port, | |
90 | enum bfa_fcs_lport_event event); | |
dd5aaf45 KG |
91 | static void bfa_fcs_lport_sm_stopping(struct bfa_fcs_lport_s *port, |
92 | enum bfa_fcs_lport_event event); | |
7725ccfd JH |
93 | |
94 | static void | |
a36c61f9 KG |
95 | bfa_fcs_lport_sm_uninit( |
96 | struct bfa_fcs_lport_s *port, | |
97 | enum bfa_fcs_lport_event event) | |
7725ccfd JH |
98 | { |
99 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
100 | bfa_trc(port->fcs, event); | |
101 | ||
102 | switch (event) { | |
103 | case BFA_FCS_PORT_SM_CREATE: | |
a36c61f9 | 104 | bfa_sm_set_state(port, bfa_fcs_lport_sm_init); |
7725ccfd JH |
105 | break; |
106 | ||
107 | default: | |
e641de37 | 108 | bfa_sm_fault(port->fcs, event); |
7725ccfd JH |
109 | } |
110 | } | |
111 | ||
112 | static void | |
a36c61f9 KG |
113 | bfa_fcs_lport_sm_init(struct bfa_fcs_lport_s *port, |
114 | enum bfa_fcs_lport_event event) | |
7725ccfd JH |
115 | { |
116 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
117 | bfa_trc(port->fcs, event); | |
118 | ||
119 | switch (event) { | |
120 | case BFA_FCS_PORT_SM_ONLINE: | |
a36c61f9 KG |
121 | bfa_sm_set_state(port, bfa_fcs_lport_sm_online); |
122 | bfa_fcs_lport_online_actions(port); | |
7725ccfd JH |
123 | break; |
124 | ||
125 | case BFA_FCS_PORT_SM_DELETE: | |
a36c61f9 KG |
126 | bfa_sm_set_state(port, bfa_fcs_lport_sm_uninit); |
127 | bfa_fcs_lport_deleted(port); | |
7725ccfd JH |
128 | break; |
129 | ||
dd5aaf45 KG |
130 | case BFA_FCS_PORT_SM_STOP: |
131 | /* If vport - send completion call back */ | |
132 | if (port->vport) | |
133 | bfa_fcs_vport_stop_comp(port->vport); | |
134 | break; | |
135 | ||
3e98cc01 JH |
136 | case BFA_FCS_PORT_SM_OFFLINE: |
137 | break; | |
138 | ||
7725ccfd | 139 | default: |
e641de37 | 140 | bfa_sm_fault(port->fcs, event); |
7725ccfd JH |
141 | } |
142 | } | |
143 | ||
144 | static void | |
a36c61f9 KG |
145 | bfa_fcs_lport_sm_online( |
146 | struct bfa_fcs_lport_s *port, | |
147 | enum bfa_fcs_lport_event event) | |
7725ccfd JH |
148 | { |
149 | struct bfa_fcs_rport_s *rport; | |
a36c61f9 | 150 | struct list_head *qe, *qen; |
7725ccfd JH |
151 | |
152 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
153 | bfa_trc(port->fcs, event); | |
154 | ||
155 | switch (event) { | |
156 | case BFA_FCS_PORT_SM_OFFLINE: | |
a36c61f9 KG |
157 | bfa_sm_set_state(port, bfa_fcs_lport_sm_offline); |
158 | bfa_fcs_lport_offline_actions(port); | |
7725ccfd JH |
159 | break; |
160 | ||
dd5aaf45 KG |
161 | case BFA_FCS_PORT_SM_STOP: |
162 | __port_action[port->fabric->fab_type].offline(port); | |
163 | ||
164 | if (port->num_rports == 0) { | |
165 | bfa_sm_set_state(port, bfa_fcs_lport_sm_init); | |
166 | /* If vport - send completion call back */ | |
167 | if (port->vport) | |
168 | bfa_fcs_vport_stop_comp(port->vport); | |
169 | } else { | |
170 | bfa_sm_set_state(port, bfa_fcs_lport_sm_stopping); | |
171 | list_for_each_safe(qe, qen, &port->rport_q) { | |
172 | rport = (struct bfa_fcs_rport_s *) qe; | |
173 | bfa_sm_send_event(rport, RPSM_EVENT_DELETE); | |
174 | } | |
175 | } | |
176 | break; | |
177 | ||
7725ccfd JH |
178 | case BFA_FCS_PORT_SM_DELETE: |
179 | ||
180 | __port_action[port->fabric->fab_type].offline(port); | |
181 | ||
182 | if (port->num_rports == 0) { | |
a36c61f9 KG |
183 | bfa_sm_set_state(port, bfa_fcs_lport_sm_uninit); |
184 | bfa_fcs_lport_deleted(port); | |
7725ccfd | 185 | } else { |
a36c61f9 | 186 | bfa_sm_set_state(port, bfa_fcs_lport_sm_deleting); |
7725ccfd | 187 | list_for_each_safe(qe, qen, &port->rport_q) { |
a36c61f9 | 188 | rport = (struct bfa_fcs_rport_s *) qe; |
f7f73812 | 189 | bfa_sm_send_event(rport, RPSM_EVENT_DELETE); |
7725ccfd JH |
190 | } |
191 | } | |
192 | break; | |
193 | ||
194 | case BFA_FCS_PORT_SM_DELRPORT: | |
195 | break; | |
196 | ||
197 | default: | |
e641de37 | 198 | bfa_sm_fault(port->fcs, event); |
7725ccfd JH |
199 | } |
200 | } | |
201 | ||
202 | static void | |
a36c61f9 KG |
203 | bfa_fcs_lport_sm_offline( |
204 | struct bfa_fcs_lport_s *port, | |
205 | enum bfa_fcs_lport_event event) | |
7725ccfd JH |
206 | { |
207 | struct bfa_fcs_rport_s *rport; | |
a36c61f9 | 208 | struct list_head *qe, *qen; |
7725ccfd JH |
209 | |
210 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
211 | bfa_trc(port->fcs, event); | |
212 | ||
213 | switch (event) { | |
214 | case BFA_FCS_PORT_SM_ONLINE: | |
a36c61f9 KG |
215 | bfa_sm_set_state(port, bfa_fcs_lport_sm_online); |
216 | bfa_fcs_lport_online_actions(port); | |
7725ccfd JH |
217 | break; |
218 | ||
dd5aaf45 KG |
219 | case BFA_FCS_PORT_SM_STOP: |
220 | if (port->num_rports == 0) { | |
221 | bfa_sm_set_state(port, bfa_fcs_lport_sm_init); | |
222 | /* If vport - send completion call back */ | |
223 | if (port->vport) | |
224 | bfa_fcs_vport_stop_comp(port->vport); | |
225 | } else { | |
226 | bfa_sm_set_state(port, bfa_fcs_lport_sm_stopping); | |
227 | list_for_each_safe(qe, qen, &port->rport_q) { | |
228 | rport = (struct bfa_fcs_rport_s *) qe; | |
229 | bfa_sm_send_event(rport, RPSM_EVENT_DELETE); | |
230 | } | |
231 | } | |
232 | break; | |
233 | ||
7725ccfd JH |
234 | case BFA_FCS_PORT_SM_DELETE: |
235 | if (port->num_rports == 0) { | |
a36c61f9 KG |
236 | bfa_sm_set_state(port, bfa_fcs_lport_sm_uninit); |
237 | bfa_fcs_lport_deleted(port); | |
7725ccfd | 238 | } else { |
a36c61f9 | 239 | bfa_sm_set_state(port, bfa_fcs_lport_sm_deleting); |
7725ccfd | 240 | list_for_each_safe(qe, qen, &port->rport_q) { |
a36c61f9 | 241 | rport = (struct bfa_fcs_rport_s *) qe; |
f7f73812 | 242 | bfa_sm_send_event(rport, RPSM_EVENT_DELETE); |
7725ccfd JH |
243 | } |
244 | } | |
245 | break; | |
246 | ||
247 | case BFA_FCS_PORT_SM_DELRPORT: | |
248 | case BFA_FCS_PORT_SM_OFFLINE: | |
249 | break; | |
250 | ||
251 | default: | |
e641de37 | 252 | bfa_sm_fault(port->fcs, event); |
7725ccfd JH |
253 | } |
254 | } | |
255 | ||
dd5aaf45 KG |
256 | static void |
257 | bfa_fcs_lport_sm_stopping(struct bfa_fcs_lport_s *port, | |
258 | enum bfa_fcs_lport_event event) | |
259 | { | |
260 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
261 | bfa_trc(port->fcs, event); | |
262 | ||
263 | switch (event) { | |
264 | case BFA_FCS_PORT_SM_DELRPORT: | |
265 | if (port->num_rports == 0) { | |
266 | bfa_sm_set_state(port, bfa_fcs_lport_sm_init); | |
267 | /* If vport - send completion call back */ | |
268 | if (port->vport) | |
269 | bfa_fcs_vport_stop_comp(port->vport); | |
270 | } | |
271 | break; | |
272 | ||
273 | default: | |
274 | bfa_sm_fault(port->fcs, event); | |
275 | } | |
276 | } | |
277 | ||
7725ccfd | 278 | static void |
a36c61f9 KG |
279 | bfa_fcs_lport_sm_deleting( |
280 | struct bfa_fcs_lport_s *port, | |
281 | enum bfa_fcs_lport_event event) | |
7725ccfd JH |
282 | { |
283 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
284 | bfa_trc(port->fcs, event); | |
285 | ||
286 | switch (event) { | |
287 | case BFA_FCS_PORT_SM_DELRPORT: | |
288 | if (port->num_rports == 0) { | |
a36c61f9 KG |
289 | bfa_sm_set_state(port, bfa_fcs_lport_sm_uninit); |
290 | bfa_fcs_lport_deleted(port); | |
7725ccfd JH |
291 | } |
292 | break; | |
293 | ||
294 | default: | |
e641de37 | 295 | bfa_sm_fault(port->fcs, event); |
7725ccfd JH |
296 | } |
297 | } | |
298 | ||
5fbe25c7 | 299 | /* |
7725ccfd JH |
300 | * fcs_port_pvt |
301 | */ | |
302 | ||
7826f304 KG |
303 | /* |
304 | * Send AEN notification | |
305 | */ | |
306 | static void | |
307 | bfa_fcs_lport_aen_post(struct bfa_fcs_lport_s *port, | |
308 | enum bfa_lport_aen_event event) | |
309 | { | |
310 | struct bfad_s *bfad = (struct bfad_s *)port->fabric->fcs->bfad; | |
311 | struct bfa_aen_entry_s *aen_entry; | |
312 | ||
313 | bfad_get_aen_entry(bfad, aen_entry); | |
314 | if (!aen_entry) | |
315 | return; | |
316 | ||
317 | aen_entry->aen_data.lport.vf_id = port->fabric->vf_id; | |
318 | aen_entry->aen_data.lport.roles = port->port_cfg.roles; | |
319 | aen_entry->aen_data.lport.ppwwn = bfa_fcs_lport_get_pwwn( | |
320 | bfa_fcs_get_base_port(port->fcs)); | |
321 | aen_entry->aen_data.lport.lpwwn = bfa_fcs_lport_get_pwwn(port); | |
322 | ||
323 | /* Send the AEN notification */ | |
324 | bfad_im_post_vendor_event(aen_entry, bfad, ++port->fcs->fcs_aen_seq, | |
325 | BFA_AEN_CAT_LPORT, event); | |
326 | } | |
327 | ||
7725ccfd JH |
328 | /* |
329 | * Send a LS reject | |
330 | */ | |
331 | static void | |
a36c61f9 | 332 | bfa_fcs_lport_send_ls_rjt(struct bfa_fcs_lport_s *port, struct fchs_s *rx_fchs, |
7725ccfd JH |
333 | u8 reason_code, u8 reason_code_expl) |
334 | { | |
a36c61f9 | 335 | struct fchs_s fchs; |
7725ccfd JH |
336 | struct bfa_fcxp_s *fcxp; |
337 | struct bfa_rport_s *bfa_rport = NULL; | |
a36c61f9 | 338 | int len; |
7725ccfd | 339 | |
a36c61f9 | 340 | bfa_trc(port->fcs, rx_fchs->d_id); |
7725ccfd JH |
341 | bfa_trc(port->fcs, rx_fchs->s_id); |
342 | ||
343 | fcxp = bfa_fcs_fcxp_alloc(port->fcs); | |
344 | if (!fcxp) | |
345 | return; | |
346 | ||
a36c61f9 KG |
347 | len = fc_ls_rjt_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), |
348 | rx_fchs->s_id, bfa_fcs_lport_get_fcid(port), | |
349 | rx_fchs->ox_id, reason_code, reason_code_expl); | |
7725ccfd JH |
350 | |
351 | bfa_fcxp_send(fcxp, bfa_rport, port->fabric->vf_id, port->lp_tag, | |
a36c61f9 KG |
352 | BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL, |
353 | FC_MAX_PDUSZ, 0); | |
7725ccfd JH |
354 | } |
355 | ||
d7be54cc KG |
356 | /* |
357 | * Send a FCCT Reject | |
358 | */ | |
359 | static void | |
360 | bfa_fcs_lport_send_fcgs_rjt(struct bfa_fcs_lport_s *port, | |
361 | struct fchs_s *rx_fchs, u8 reason_code, u8 reason_code_expl) | |
362 | { | |
363 | struct fchs_s fchs; | |
364 | struct bfa_fcxp_s *fcxp; | |
365 | struct bfa_rport_s *bfa_rport = NULL; | |
366 | int len; | |
367 | struct ct_hdr_s *rx_cthdr = (struct ct_hdr_s *)(rx_fchs + 1); | |
368 | struct ct_hdr_s *ct_hdr; | |
369 | ||
370 | bfa_trc(port->fcs, rx_fchs->d_id); | |
371 | bfa_trc(port->fcs, rx_fchs->s_id); | |
372 | ||
373 | fcxp = bfa_fcs_fcxp_alloc(port->fcs); | |
374 | if (!fcxp) | |
375 | return; | |
376 | ||
377 | ct_hdr = bfa_fcxp_get_reqbuf(fcxp); | |
378 | ct_hdr->gs_type = rx_cthdr->gs_type; | |
379 | ct_hdr->gs_sub_type = rx_cthdr->gs_sub_type; | |
380 | ||
381 | len = fc_gs_rjt_build(&fchs, ct_hdr, rx_fchs->s_id, | |
382 | bfa_fcs_lport_get_fcid(port), | |
383 | rx_fchs->ox_id, reason_code, reason_code_expl); | |
384 | ||
385 | bfa_fcxp_send(fcxp, bfa_rport, port->fabric->vf_id, port->lp_tag, | |
386 | BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL, | |
387 | FC_MAX_PDUSZ, 0); | |
388 | } | |
389 | ||
5fbe25c7 | 390 | /* |
7725ccfd JH |
391 | * Process incoming plogi from a remote port. |
392 | */ | |
393 | static void | |
a36c61f9 KG |
394 | bfa_fcs_lport_plogi(struct bfa_fcs_lport_s *port, |
395 | struct fchs_s *rx_fchs, struct fc_logi_s *plogi) | |
7725ccfd JH |
396 | { |
397 | struct bfa_fcs_rport_s *rport; | |
398 | ||
399 | bfa_trc(port->fcs, rx_fchs->d_id); | |
400 | bfa_trc(port->fcs, rx_fchs->s_id); | |
401 | ||
402 | /* | |
403 | * If min cfg mode is enabled, drop any incoming PLOGIs | |
404 | */ | |
405 | if (__fcs_min_cfg(port->fcs)) { | |
406 | bfa_trc(port->fcs, rx_fchs->s_id); | |
407 | return; | |
408 | } | |
409 | ||
410 | if (fc_plogi_parse(rx_fchs) != FC_PARSE_OK) { | |
411 | bfa_trc(port->fcs, rx_fchs->s_id); | |
412 | /* | |
413 | * send a LS reject | |
414 | */ | |
a36c61f9 KG |
415 | bfa_fcs_lport_send_ls_rjt(port, rx_fchs, |
416 | FC_LS_RJT_RSN_PROTOCOL_ERROR, | |
417 | FC_LS_RJT_EXP_SPARMS_ERR_OPTIONS); | |
7725ccfd JH |
418 | return; |
419 | } | |
420 | ||
5fbe25c7 | 421 | /* |
a36c61f9 | 422 | * Direct Attach P2P mode : verify address assigned by the r-port. |
7725ccfd | 423 | */ |
a36c61f9 KG |
424 | if ((!bfa_fcs_fabric_is_switched(port->fabric)) && |
425 | (memcmp((void *)&bfa_fcs_lport_get_pwwn(port), | |
426 | (void *)&plogi->port_name, sizeof(wwn_t)) < 0)) { | |
7725ccfd | 427 | if (BFA_FCS_PID_IS_WKA(rx_fchs->d_id)) { |
a36c61f9 KG |
428 | /* Address assigned to us cannot be a WKA */ |
429 | bfa_fcs_lport_send_ls_rjt(port, rx_fchs, | |
7725ccfd JH |
430 | FC_LS_RJT_RSN_PROTOCOL_ERROR, |
431 | FC_LS_RJT_EXP_INVALID_NPORT_ID); | |
432 | return; | |
433 | } | |
a36c61f9 | 434 | port->pid = rx_fchs->d_id; |
b704495c | 435 | bfa_lps_set_n2n_pid(port->fabric->lps, rx_fchs->d_id); |
7725ccfd JH |
436 | } |
437 | ||
5fbe25c7 | 438 | /* |
7725ccfd JH |
439 | * First, check if we know the device by pwwn. |
440 | */ | |
a36c61f9 | 441 | rport = bfa_fcs_lport_get_rport_by_pwwn(port, plogi->port_name); |
7725ccfd | 442 | if (rport) { |
5fbe25c7 | 443 | /* |
a36c61f9 KG |
444 | * Direct Attach P2P mode : handle address assigned by r-port. |
445 | */ | |
446 | if ((!bfa_fcs_fabric_is_switched(port->fabric)) && | |
447 | (memcmp((void *)&bfa_fcs_lport_get_pwwn(port), | |
448 | (void *)&plogi->port_name, sizeof(wwn_t)) < 0)) { | |
449 | port->pid = rx_fchs->d_id; | |
b704495c | 450 | bfa_lps_set_n2n_pid(port->fabric->lps, rx_fchs->d_id); |
7725ccfd JH |
451 | rport->pid = rx_fchs->s_id; |
452 | } | |
453 | bfa_fcs_rport_plogi(rport, rx_fchs, plogi); | |
454 | return; | |
455 | } | |
456 | ||
5fbe25c7 | 457 | /* |
7725ccfd JH |
458 | * Next, lookup rport by PID. |
459 | */ | |
a36c61f9 | 460 | rport = bfa_fcs_lport_get_rport_by_pid(port, rx_fchs->s_id); |
7725ccfd | 461 | if (!rport) { |
5fbe25c7 | 462 | /* |
7725ccfd JH |
463 | * Inbound PLOGI from a new device. |
464 | */ | |
465 | bfa_fcs_rport_plogi_create(port, rx_fchs, plogi); | |
466 | return; | |
467 | } | |
468 | ||
5fbe25c7 | 469 | /* |
7725ccfd JH |
470 | * Rport is known only by PID. |
471 | */ | |
472 | if (rport->pwwn) { | |
5fbe25c7 | 473 | /* |
7725ccfd JH |
474 | * This is a different device with the same pid. Old device |
475 | * disappeared. Send implicit LOGO to old device. | |
476 | */ | |
d4b671c5 | 477 | WARN_ON(rport->pwwn == plogi->port_name); |
f7f73812 | 478 | bfa_sm_send_event(rport, RPSM_EVENT_LOGO_IMP); |
7725ccfd | 479 | |
5fbe25c7 | 480 | /* |
7725ccfd JH |
481 | * Inbound PLOGI from a new device (with old PID). |
482 | */ | |
483 | bfa_fcs_rport_plogi_create(port, rx_fchs, plogi); | |
484 | return; | |
485 | } | |
486 | ||
5fbe25c7 | 487 | /* |
7725ccfd JH |
488 | * PLOGI crossing each other. |
489 | */ | |
d4b671c5 | 490 | WARN_ON(rport->pwwn != WWN_NULL); |
7725ccfd JH |
491 | bfa_fcs_rport_plogi(rport, rx_fchs, plogi); |
492 | } | |
493 | ||
494 | /* | |
495 | * Process incoming ECHO. | |
496 | * Since it does not require a login, it is processed here. | |
497 | */ | |
498 | static void | |
a36c61f9 KG |
499 | bfa_fcs_lport_echo(struct bfa_fcs_lport_s *port, struct fchs_s *rx_fchs, |
500 | struct fc_echo_s *echo, u16 rx_len) | |
7725ccfd | 501 | { |
a36c61f9 KG |
502 | struct fchs_s fchs; |
503 | struct bfa_fcxp_s *fcxp; | |
504 | struct bfa_rport_s *bfa_rport = NULL; | |
505 | int len, pyld_len; | |
7725ccfd JH |
506 | |
507 | bfa_trc(port->fcs, rx_fchs->s_id); | |
508 | bfa_trc(port->fcs, rx_fchs->d_id); | |
7725ccfd JH |
509 | |
510 | fcxp = bfa_fcs_fcxp_alloc(port->fcs); | |
511 | if (!fcxp) | |
512 | return; | |
513 | ||
a36c61f9 KG |
514 | len = fc_ls_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), |
515 | rx_fchs->s_id, bfa_fcs_lport_get_fcid(port), | |
516 | rx_fchs->ox_id); | |
7725ccfd JH |
517 | |
518 | /* | |
519 | * Copy the payload (if any) from the echo frame | |
520 | */ | |
521 | pyld_len = rx_len - sizeof(struct fchs_s); | |
a36c61f9 | 522 | bfa_trc(port->fcs, rx_len); |
7725ccfd JH |
523 | bfa_trc(port->fcs, pyld_len); |
524 | ||
525 | if (pyld_len > len) | |
526 | memcpy(((u8 *) bfa_fcxp_get_reqbuf(fcxp)) + | |
a36c61f9 KG |
527 | sizeof(struct fc_echo_s), (echo + 1), |
528 | (pyld_len - sizeof(struct fc_echo_s))); | |
7725ccfd JH |
529 | |
530 | bfa_fcxp_send(fcxp, bfa_rport, port->fabric->vf_id, port->lp_tag, | |
a36c61f9 KG |
531 | BFA_FALSE, FC_CLASS_3, pyld_len, &fchs, NULL, NULL, |
532 | FC_MAX_PDUSZ, 0); | |
7725ccfd JH |
533 | } |
534 | ||
535 | /* | |
536 | * Process incoming RNID. | |
537 | * Since it does not require a login, it is processed here. | |
538 | */ | |
539 | static void | |
a36c61f9 KG |
540 | bfa_fcs_lport_rnid(struct bfa_fcs_lport_s *port, struct fchs_s *rx_fchs, |
541 | struct fc_rnid_cmd_s *rnid, u16 rx_len) | |
7725ccfd JH |
542 | { |
543 | struct fc_rnid_common_id_data_s common_id_data; | |
544 | struct fc_rnid_general_topology_data_s gen_topo_data; | |
a36c61f9 | 545 | struct fchs_s fchs; |
7725ccfd JH |
546 | struct bfa_fcxp_s *fcxp; |
547 | struct bfa_rport_s *bfa_rport = NULL; | |
a36c61f9 KG |
548 | u16 len; |
549 | u32 data_format; | |
7725ccfd JH |
550 | |
551 | bfa_trc(port->fcs, rx_fchs->s_id); | |
552 | bfa_trc(port->fcs, rx_fchs->d_id); | |
553 | bfa_trc(port->fcs, rx_len); | |
554 | ||
555 | fcxp = bfa_fcs_fcxp_alloc(port->fcs); | |
556 | if (!fcxp) | |
557 | return; | |
558 | ||
559 | /* | |
560 | * Check Node Indentification Data Format | |
561 | * We only support General Topology Discovery Format. | |
562 | * For any other requested Data Formats, we return Common Node Id Data | |
563 | * only, as per FC-LS. | |
564 | */ | |
565 | bfa_trc(port->fcs, rnid->node_id_data_format); | |
566 | if (rnid->node_id_data_format == RNID_NODEID_DATA_FORMAT_DISCOVERY) { | |
567 | data_format = RNID_NODEID_DATA_FORMAT_DISCOVERY; | |
568 | /* | |
569 | * Get General topology data for this port | |
570 | */ | |
571 | bfa_fs_port_get_gen_topo_data(port, &gen_topo_data); | |
572 | } else { | |
573 | data_format = RNID_NODEID_DATA_FORMAT_COMMON; | |
574 | } | |
575 | ||
576 | /* | |
577 | * Copy the Node Id Info | |
578 | */ | |
a36c61f9 KG |
579 | common_id_data.port_name = bfa_fcs_lport_get_pwwn(port); |
580 | common_id_data.node_name = bfa_fcs_lport_get_nwwn(port); | |
7725ccfd | 581 | |
a36c61f9 KG |
582 | len = fc_rnid_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), |
583 | rx_fchs->s_id, bfa_fcs_lport_get_fcid(port), | |
584 | rx_fchs->ox_id, data_format, &common_id_data, | |
585 | &gen_topo_data); | |
7725ccfd JH |
586 | |
587 | bfa_fcxp_send(fcxp, bfa_rport, port->fabric->vf_id, port->lp_tag, | |
a36c61f9 KG |
588 | BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL, |
589 | FC_MAX_PDUSZ, 0); | |
7725ccfd JH |
590 | } |
591 | ||
592 | /* | |
593 | * Fill out General Topolpgy Discovery Data for RNID ELS. | |
594 | */ | |
595 | static void | |
a36c61f9 | 596 | bfa_fs_port_get_gen_topo_data(struct bfa_fcs_lport_s *port, |
7725ccfd JH |
597 | struct fc_rnid_general_topology_data_s *gen_topo_data) |
598 | { | |
6a18b167 | 599 | memset(gen_topo_data, 0, |
7725ccfd JH |
600 | sizeof(struct fc_rnid_general_topology_data_s)); |
601 | ||
ba816ea8 | 602 | gen_topo_data->asso_type = cpu_to_be32(RNID_ASSOCIATED_TYPE_HOST); |
7725ccfd | 603 | gen_topo_data->phy_port_num = 0; /* @todo */ |
ba816ea8 | 604 | gen_topo_data->num_attached_nodes = cpu_to_be32(1); |
7725ccfd JH |
605 | } |
606 | ||
607 | static void | |
a36c61f9 | 608 | bfa_fcs_lport_online_actions(struct bfa_fcs_lport_s *port) |
7725ccfd | 609 | { |
a36c61f9 KG |
610 | struct bfad_s *bfad = (struct bfad_s *)port->fcs->bfad; |
611 | char lpwwn_buf[BFA_STRING_32]; | |
612 | ||
7725ccfd JH |
613 | bfa_trc(port->fcs, port->fabric->oper_type); |
614 | ||
615 | __port_action[port->fabric->fab_type].init(port); | |
616 | __port_action[port->fabric->fab_type].online(port); | |
617 | ||
a36c61f9 | 618 | wwn2str(lpwwn_buf, bfa_fcs_lport_get_pwwn(port)); |
88166242 | 619 | BFA_LOG(KERN_INFO, bfad, bfa_log_level, |
a36c61f9 KG |
620 | "Logical port online: WWN = %s Role = %s\n", |
621 | lpwwn_buf, "Initiator"); | |
7826f304 | 622 | bfa_fcs_lport_aen_post(port, BFA_LPORT_AEN_ONLINE); |
a36c61f9 KG |
623 | |
624 | bfad->bfad_flags |= BFAD_PORT_ONLINE; | |
7725ccfd JH |
625 | } |
626 | ||
627 | static void | |
a36c61f9 | 628 | bfa_fcs_lport_offline_actions(struct bfa_fcs_lport_s *port) |
7725ccfd | 629 | { |
a36c61f9 | 630 | struct list_head *qe, *qen; |
7725ccfd | 631 | struct bfa_fcs_rport_s *rport; |
a36c61f9 KG |
632 | struct bfad_s *bfad = (struct bfad_s *)port->fcs->bfad; |
633 | char lpwwn_buf[BFA_STRING_32]; | |
7725ccfd JH |
634 | |
635 | bfa_trc(port->fcs, port->fabric->oper_type); | |
636 | ||
637 | __port_action[port->fabric->fab_type].offline(port); | |
638 | ||
a36c61f9 | 639 | wwn2str(lpwwn_buf, bfa_fcs_lport_get_pwwn(port)); |
f7f73812 | 640 | if (bfa_sm_cmp_state(port->fabric, |
7826f304 | 641 | bfa_fcs_fabric_sm_online) == BFA_TRUE) { |
88166242 | 642 | BFA_LOG(KERN_ERR, bfad, bfa_log_level, |
a36c61f9 KG |
643 | "Logical port lost fabric connectivity: WWN = %s Role = %s\n", |
644 | lpwwn_buf, "Initiator"); | |
7826f304 KG |
645 | bfa_fcs_lport_aen_post(port, BFA_LPORT_AEN_DISCONNECT); |
646 | } else { | |
88166242 | 647 | BFA_LOG(KERN_INFO, bfad, bfa_log_level, |
a36c61f9 KG |
648 | "Logical port taken offline: WWN = %s Role = %s\n", |
649 | lpwwn_buf, "Initiator"); | |
7826f304 KG |
650 | bfa_fcs_lport_aen_post(port, BFA_LPORT_AEN_OFFLINE); |
651 | } | |
7725ccfd JH |
652 | |
653 | list_for_each_safe(qe, qen, &port->rport_q) { | |
a36c61f9 | 654 | rport = (struct bfa_fcs_rport_s *) qe; |
f7f73812 | 655 | bfa_sm_send_event(rport, RPSM_EVENT_LOGO_IMP); |
7725ccfd JH |
656 | } |
657 | } | |
658 | ||
659 | static void | |
a36c61f9 | 660 | bfa_fcs_lport_unknown_init(struct bfa_fcs_lport_s *port) |
7725ccfd | 661 | { |
d4b671c5 | 662 | WARN_ON(1); |
7725ccfd JH |
663 | } |
664 | ||
665 | static void | |
a36c61f9 | 666 | bfa_fcs_lport_unknown_online(struct bfa_fcs_lport_s *port) |
7725ccfd | 667 | { |
d4b671c5 | 668 | WARN_ON(1); |
7725ccfd JH |
669 | } |
670 | ||
671 | static void | |
a36c61f9 | 672 | bfa_fcs_lport_unknown_offline(struct bfa_fcs_lport_s *port) |
7725ccfd | 673 | { |
d4b671c5 | 674 | WARN_ON(1); |
7725ccfd JH |
675 | } |
676 | ||
677 | static void | |
a36c61f9 | 678 | bfa_fcs_lport_abts_acc(struct bfa_fcs_lport_s *port, struct fchs_s *rx_fchs) |
7725ccfd | 679 | { |
a36c61f9 KG |
680 | struct fchs_s fchs; |
681 | struct bfa_fcxp_s *fcxp; | |
682 | int len; | |
7725ccfd | 683 | |
a36c61f9 KG |
684 | bfa_trc(port->fcs, rx_fchs->d_id); |
685 | bfa_trc(port->fcs, rx_fchs->s_id); | |
686 | ||
687 | fcxp = bfa_fcs_fcxp_alloc(port->fcs); | |
688 | if (!fcxp) | |
689 | return; | |
690 | ||
691 | len = fc_ba_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), | |
692 | rx_fchs->s_id, bfa_fcs_lport_get_fcid(port), | |
693 | rx_fchs->ox_id, 0); | |
694 | ||
695 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, | |
696 | BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL, | |
697 | FC_MAX_PDUSZ, 0); | |
698 | } | |
699 | static void | |
700 | bfa_fcs_lport_deleted(struct bfa_fcs_lport_s *port) | |
701 | { | |
702 | struct bfad_s *bfad = (struct bfad_s *)port->fcs->bfad; | |
703 | char lpwwn_buf[BFA_STRING_32]; | |
704 | ||
705 | wwn2str(lpwwn_buf, bfa_fcs_lport_get_pwwn(port)); | |
88166242 | 706 | BFA_LOG(KERN_INFO, bfad, bfa_log_level, |
a36c61f9 KG |
707 | "Logical port deleted: WWN = %s Role = %s\n", |
708 | lpwwn_buf, "Initiator"); | |
7826f304 | 709 | bfa_fcs_lport_aen_post(port, BFA_LPORT_AEN_DELETE); |
a36c61f9 KG |
710 | |
711 | /* Base port will be deleted by the OS driver */ | |
7725ccfd | 712 | if (port->vport) { |
a36c61f9 KG |
713 | bfa_fcb_lport_delete(port->fcs->bfad, port->port_cfg.roles, |
714 | port->fabric->vf_drv, | |
715 | port->vport ? port->vport->vport_drv : NULL); | |
7725ccfd JH |
716 | bfa_fcs_vport_delete_comp(port->vport); |
717 | } else { | |
f7f73812 | 718 | bfa_wc_down(&port->fabric->wc); |
7725ccfd JH |
719 | } |
720 | } | |
721 | ||
722 | ||
5fbe25c7 | 723 | /* |
a36c61f9 | 724 | * Unsolicited frame receive handling. |
7725ccfd JH |
725 | */ |
726 | void | |
a36c61f9 KG |
727 | bfa_fcs_lport_uf_recv(struct bfa_fcs_lport_s *lport, |
728 | struct fchs_s *fchs, u16 len) | |
7725ccfd | 729 | { |
a36c61f9 | 730 | u32 pid = fchs->s_id; |
7725ccfd | 731 | struct bfa_fcs_rport_s *rport = NULL; |
a36c61f9 | 732 | struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1); |
7725ccfd JH |
733 | |
734 | bfa_stats(lport, uf_recvs); | |
15821f05 | 735 | bfa_trc(lport->fcs, fchs->type); |
7725ccfd | 736 | |
a36c61f9 | 737 | if (!bfa_fcs_lport_is_online(lport)) { |
7725ccfd JH |
738 | bfa_stats(lport, uf_recv_drops); |
739 | return; | |
740 | } | |
741 | ||
5fbe25c7 | 742 | /* |
7725ccfd JH |
743 | * First, handle ELSs that donot require a login. |
744 | */ | |
745 | /* | |
746 | * Handle PLOGI first | |
747 | */ | |
748 | if ((fchs->type == FC_TYPE_ELS) && | |
749 | (els_cmd->els_code == FC_ELS_PLOGI)) { | |
a36c61f9 | 750 | bfa_fcs_lport_plogi(lport, fchs, (struct fc_logi_s *) els_cmd); |
7725ccfd JH |
751 | return; |
752 | } | |
753 | ||
754 | /* | |
755 | * Handle ECHO separately. | |
756 | */ | |
757 | if ((fchs->type == FC_TYPE_ELS) && (els_cmd->els_code == FC_ELS_ECHO)) { | |
a36c61f9 KG |
758 | bfa_fcs_lport_echo(lport, fchs, |
759 | (struct fc_echo_s *)els_cmd, len); | |
7725ccfd JH |
760 | return; |
761 | } | |
762 | ||
763 | /* | |
764 | * Handle RNID separately. | |
765 | */ | |
766 | if ((fchs->type == FC_TYPE_ELS) && (els_cmd->els_code == FC_ELS_RNID)) { | |
a36c61f9 | 767 | bfa_fcs_lport_rnid(lport, fchs, |
7725ccfd JH |
768 | (struct fc_rnid_cmd_s *) els_cmd, len); |
769 | return; | |
770 | } | |
771 | ||
a36c61f9 KG |
772 | if (fchs->type == FC_TYPE_BLS) { |
773 | if ((fchs->routing == FC_RTG_BASIC_LINK) && | |
774 | (fchs->cat_info == FC_CAT_ABTS)) | |
775 | bfa_fcs_lport_abts_acc(lport, fchs); | |
776 | return; | |
777 | } | |
d7be54cc KG |
778 | |
779 | if (fchs->type == FC_TYPE_SERVICES) { | |
780 | /* | |
781 | * Unhandled FC-GS frames. Send a FC-CT Reject | |
782 | */ | |
783 | bfa_fcs_lport_send_fcgs_rjt(lport, fchs, CT_RSN_NOT_SUPP, | |
784 | CT_NS_EXP_NOADDITIONAL); | |
785 | return; | |
786 | } | |
787 | ||
5fbe25c7 | 788 | /* |
7725ccfd JH |
789 | * look for a matching remote port ID |
790 | */ | |
a36c61f9 | 791 | rport = bfa_fcs_lport_get_rport_by_pid(lport, pid); |
7725ccfd JH |
792 | if (rport) { |
793 | bfa_trc(rport->fcs, fchs->s_id); | |
794 | bfa_trc(rport->fcs, fchs->d_id); | |
795 | bfa_trc(rport->fcs, fchs->type); | |
796 | ||
797 | bfa_fcs_rport_uf_recv(rport, fchs, len); | |
798 | return; | |
799 | } | |
800 | ||
5fbe25c7 | 801 | /* |
7725ccfd JH |
802 | * Only handles ELS frames for now. |
803 | */ | |
804 | if (fchs->type != FC_TYPE_ELS) { | |
15821f05 KG |
805 | bfa_trc(lport->fcs, fchs->s_id); |
806 | bfa_trc(lport->fcs, fchs->d_id); | |
807 | /* ignore type FC_TYPE_FC_FSS */ | |
808 | if (fchs->type != FC_TYPE_FC_FSS) | |
809 | bfa_sm_fault(lport->fcs, fchs->type); | |
7725ccfd JH |
810 | return; |
811 | } | |
812 | ||
813 | bfa_trc(lport->fcs, els_cmd->els_code); | |
814 | if (els_cmd->els_code == FC_ELS_RSCN) { | |
a36c61f9 | 815 | bfa_fcs_lport_scn_process_rscn(lport, fchs, len); |
7725ccfd JH |
816 | return; |
817 | } | |
818 | ||
819 | if (els_cmd->els_code == FC_ELS_LOGO) { | |
5fbe25c7 | 820 | /* |
7725ccfd JH |
821 | * @todo Handle LOGO frames received. |
822 | */ | |
7725ccfd JH |
823 | return; |
824 | } | |
825 | ||
826 | if (els_cmd->els_code == FC_ELS_PRLI) { | |
5fbe25c7 | 827 | /* |
7725ccfd JH |
828 | * @todo Handle PRLI frames received. |
829 | */ | |
7725ccfd JH |
830 | return; |
831 | } | |
832 | ||
5fbe25c7 | 833 | /* |
7725ccfd JH |
834 | * Unhandled ELS frames. Send a LS_RJT. |
835 | */ | |
a36c61f9 | 836 | bfa_fcs_lport_send_ls_rjt(lport, fchs, FC_LS_RJT_RSN_CMD_NOT_SUPP, |
7725ccfd JH |
837 | FC_LS_RJT_EXP_NO_ADDL_INFO); |
838 | ||
839 | } | |
840 | ||
5fbe25c7 | 841 | /* |
7725ccfd JH |
842 | * PID based Lookup for a R-Port in the Port R-Port Queue |
843 | */ | |
844 | struct bfa_fcs_rport_s * | |
a36c61f9 | 845 | bfa_fcs_lport_get_rport_by_pid(struct bfa_fcs_lport_s *port, u32 pid) |
7725ccfd JH |
846 | { |
847 | struct bfa_fcs_rport_s *rport; | |
a36c61f9 | 848 | struct list_head *qe; |
7725ccfd JH |
849 | |
850 | list_for_each(qe, &port->rport_q) { | |
a36c61f9 | 851 | rport = (struct bfa_fcs_rport_s *) qe; |
7725ccfd JH |
852 | if (rport->pid == pid) |
853 | return rport; | |
854 | } | |
855 | ||
856 | bfa_trc(port->fcs, pid); | |
857 | return NULL; | |
858 | } | |
859 | ||
5fbe25c7 | 860 | /* |
7725ccfd JH |
861 | * PWWN based Lookup for a R-Port in the Port R-Port Queue |
862 | */ | |
863 | struct bfa_fcs_rport_s * | |
a36c61f9 | 864 | bfa_fcs_lport_get_rport_by_pwwn(struct bfa_fcs_lport_s *port, wwn_t pwwn) |
7725ccfd JH |
865 | { |
866 | struct bfa_fcs_rport_s *rport; | |
a36c61f9 | 867 | struct list_head *qe; |
7725ccfd JH |
868 | |
869 | list_for_each(qe, &port->rport_q) { | |
a36c61f9 | 870 | rport = (struct bfa_fcs_rport_s *) qe; |
7725ccfd JH |
871 | if (wwn_is_equal(rport->pwwn, pwwn)) |
872 | return rport; | |
873 | } | |
874 | ||
875 | bfa_trc(port->fcs, pwwn); | |
f8ceafde | 876 | return NULL; |
7725ccfd JH |
877 | } |
878 | ||
5fbe25c7 | 879 | /* |
7725ccfd JH |
880 | * NWWN based Lookup for a R-Port in the Port R-Port Queue |
881 | */ | |
882 | struct bfa_fcs_rport_s * | |
a36c61f9 | 883 | bfa_fcs_lport_get_rport_by_nwwn(struct bfa_fcs_lport_s *port, wwn_t nwwn) |
7725ccfd JH |
884 | { |
885 | struct bfa_fcs_rport_s *rport; | |
a36c61f9 | 886 | struct list_head *qe; |
7725ccfd JH |
887 | |
888 | list_for_each(qe, &port->rport_q) { | |
a36c61f9 | 889 | rport = (struct bfa_fcs_rport_s *) qe; |
7725ccfd JH |
890 | if (wwn_is_equal(rport->nwwn, nwwn)) |
891 | return rport; | |
892 | } | |
893 | ||
894 | bfa_trc(port->fcs, nwwn); | |
f8ceafde | 895 | return NULL; |
7725ccfd JH |
896 | } |
897 | ||
5fbe25c7 | 898 | /* |
7725ccfd JH |
899 | * Called by rport module when new rports are discovered. |
900 | */ | |
901 | void | |
a36c61f9 KG |
902 | bfa_fcs_lport_add_rport( |
903 | struct bfa_fcs_lport_s *port, | |
904 | struct bfa_fcs_rport_s *rport) | |
7725ccfd JH |
905 | { |
906 | list_add_tail(&rport->qe, &port->rport_q); | |
907 | port->num_rports++; | |
908 | } | |
909 | ||
5fbe25c7 | 910 | /* |
7725ccfd JH |
911 | * Called by rport module to when rports are deleted. |
912 | */ | |
913 | void | |
a36c61f9 KG |
914 | bfa_fcs_lport_del_rport( |
915 | struct bfa_fcs_lport_s *port, | |
916 | struct bfa_fcs_rport_s *rport) | |
7725ccfd | 917 | { |
d4b671c5 | 918 | WARN_ON(!bfa_q_is_on_q(&port->rport_q, rport)); |
7725ccfd JH |
919 | list_del(&rport->qe); |
920 | port->num_rports--; | |
921 | ||
922 | bfa_sm_send_event(port, BFA_FCS_PORT_SM_DELRPORT); | |
923 | } | |
924 | ||
5fbe25c7 | 925 | /* |
7725ccfd JH |
926 | * Called by fabric for base port when fabric login is complete. |
927 | * Called by vport for virtual ports when FDISC is complete. | |
928 | */ | |
929 | void | |
a36c61f9 | 930 | bfa_fcs_lport_online(struct bfa_fcs_lport_s *port) |
7725ccfd JH |
931 | { |
932 | bfa_sm_send_event(port, BFA_FCS_PORT_SM_ONLINE); | |
933 | } | |
934 | ||
5fbe25c7 | 935 | /* |
7725ccfd JH |
936 | * Called by fabric for base port when fabric goes offline. |
937 | * Called by vport for virtual ports when virtual port becomes offline. | |
938 | */ | |
939 | void | |
a36c61f9 | 940 | bfa_fcs_lport_offline(struct bfa_fcs_lport_s *port) |
7725ccfd JH |
941 | { |
942 | bfa_sm_send_event(port, BFA_FCS_PORT_SM_OFFLINE); | |
943 | } | |
944 | ||
5fbe25c7 | 945 | /* |
7725ccfd JH |
946 | * Called by fabric to delete base lport and associated resources. |
947 | * | |
948 | * Called by vport to delete lport and associated resources. Should call | |
949 | * bfa_fcs_vport_delete_comp() for vports on completion. | |
950 | */ | |
951 | void | |
a36c61f9 | 952 | bfa_fcs_lport_delete(struct bfa_fcs_lport_s *port) |
7725ccfd JH |
953 | { |
954 | bfa_sm_send_event(port, BFA_FCS_PORT_SM_DELETE); | |
955 | } | |
956 | ||
5fbe25c7 | 957 | /* |
7725ccfd JH |
958 | * Return TRUE if port is online, else return FALSE |
959 | */ | |
960 | bfa_boolean_t | |
a36c61f9 | 961 | bfa_fcs_lport_is_online(struct bfa_fcs_lport_s *port) |
7725ccfd | 962 | { |
a36c61f9 | 963 | return bfa_sm_cmp_state(port, bfa_fcs_lport_sm_online); |
7725ccfd JH |
964 | } |
965 | ||
5fbe25c7 | 966 | /* |
a36c61f9 | 967 | * Attach time initialization of logical ports. |
7725ccfd JH |
968 | */ |
969 | void | |
a36c61f9 KG |
970 | bfa_fcs_lport_attach(struct bfa_fcs_lport_s *lport, struct bfa_fcs_s *fcs, |
971 | u16 vf_id, struct bfa_fcs_vport_s *vport) | |
7725ccfd JH |
972 | { |
973 | lport->fcs = fcs; | |
974 | lport->fabric = bfa_fcs_vf_lookup(fcs, vf_id); | |
7725ccfd | 975 | lport->vport = vport; |
3fd45980 KG |
976 | lport->lp_tag = (vport) ? vport->lps->bfa_tag : |
977 | lport->fabric->lps->bfa_tag; | |
7725ccfd JH |
978 | |
979 | INIT_LIST_HEAD(&lport->rport_q); | |
980 | lport->num_rports = 0; | |
e6714324 KG |
981 | } |
982 | ||
5fbe25c7 | 983 | /* |
e6714324 KG |
984 | * Logical port initialization of base or virtual port. |
985 | * Called by fabric for base port or by vport for virtual ports. | |
986 | */ | |
7725ccfd | 987 | |
e6714324 | 988 | void |
a36c61f9 KG |
989 | bfa_fcs_lport_init(struct bfa_fcs_lport_s *lport, |
990 | struct bfa_lport_cfg_s *port_cfg) | |
e6714324 KG |
991 | { |
992 | struct bfa_fcs_vport_s *vport = lport->vport; | |
a36c61f9 KG |
993 | struct bfad_s *bfad = (struct bfad_s *)lport->fcs->bfad; |
994 | char lpwwn_buf[BFA_STRING_32]; | |
e6714324 | 995 | |
6a18b167 | 996 | lport->port_cfg = *port_cfg; |
e6714324 | 997 | |
a36c61f9 KG |
998 | lport->bfad_port = bfa_fcb_lport_new(lport->fcs->bfad, lport, |
999 | lport->port_cfg.roles, | |
1000 | lport->fabric->vf_drv, | |
1001 | vport ? vport->vport_drv : NULL); | |
e6714324 | 1002 | |
a36c61f9 | 1003 | wwn2str(lpwwn_buf, bfa_fcs_lport_get_pwwn(lport)); |
88166242 | 1004 | BFA_LOG(KERN_INFO, bfad, bfa_log_level, |
a36c61f9 KG |
1005 | "New logical port created: WWN = %s Role = %s\n", |
1006 | lpwwn_buf, "Initiator"); | |
7826f304 | 1007 | bfa_fcs_lport_aen_post(lport, BFA_LPORT_AEN_NEW); |
7725ccfd | 1008 | |
a36c61f9 | 1009 | bfa_sm_set_state(lport, bfa_fcs_lport_sm_uninit); |
7725ccfd JH |
1010 | bfa_sm_send_event(lport, BFA_FCS_PORT_SM_CREATE); |
1011 | } | |
1012 | ||
5fbe25c7 | 1013 | /* |
7725ccfd JH |
1014 | * fcs_lport_api |
1015 | */ | |
1016 | ||
1017 | void | |
a36c61f9 KG |
1018 | bfa_fcs_lport_get_attr( |
1019 | struct bfa_fcs_lport_s *port, | |
1020 | struct bfa_lport_attr_s *port_attr) | |
7725ccfd | 1021 | { |
a36c61f9 | 1022 | if (bfa_sm_cmp_state(port, bfa_fcs_lport_sm_online)) |
7725ccfd JH |
1023 | port_attr->pid = port->pid; |
1024 | else | |
1025 | port_attr->pid = 0; | |
1026 | ||
1027 | port_attr->port_cfg = port->port_cfg; | |
1028 | ||
1029 | if (port->fabric) { | |
f7f73812 | 1030 | port_attr->port_type = port->fabric->oper_type; |
da99dcc9 MZ |
1031 | port_attr->loopback = bfa_sm_cmp_state(port->fabric, |
1032 | bfa_fcs_fabric_sm_loopback); | |
f926a05f | 1033 | port_attr->authfail = |
f7f73812 MZ |
1034 | bfa_sm_cmp_state(port->fabric, |
1035 | bfa_fcs_fabric_sm_auth_failed); | |
a36c61f9 | 1036 | port_attr->fabric_name = bfa_fcs_lport_get_fabric_name(port); |
7725ccfd | 1037 | memcpy(port_attr->fabric_ip_addr, |
a36c61f9 KG |
1038 | bfa_fcs_lport_get_fabric_ipaddr(port), |
1039 | BFA_FCS_FABRIC_IPADDR_SZ); | |
7725ccfd | 1040 | |
86e32dab | 1041 | if (port->vport != NULL) { |
a36c61f9 | 1042 | port_attr->port_type = BFA_PORT_TYPE_VPORT; |
86e32dab | 1043 | port_attr->fpma_mac = |
f7f73812 | 1044 | port->vport->lps->lp_mac; |
a36c61f9 | 1045 | } else { |
86e32dab | 1046 | port_attr->fpma_mac = |
f7f73812 | 1047 | port->fabric->lps->lp_mac; |
a36c61f9 | 1048 | } |
7725ccfd | 1049 | } else { |
a36c61f9 KG |
1050 | port_attr->port_type = BFA_PORT_TYPE_UNKNOWN; |
1051 | port_attr->state = BFA_LPORT_UNINIT; | |
1052 | } | |
1053 | } | |
1054 | ||
5fbe25c7 | 1055 | /* |
a36c61f9 KG |
1056 | * bfa_fcs_lport_fab port fab functions |
1057 | */ | |
1058 | ||
5fbe25c7 | 1059 | /* |
a36c61f9 KG |
1060 | * Called by port to initialize fabric services of the base port. |
1061 | */ | |
1062 | static void | |
1063 | bfa_fcs_lport_fab_init(struct bfa_fcs_lport_s *port) | |
1064 | { | |
1065 | bfa_fcs_lport_ns_init(port); | |
1066 | bfa_fcs_lport_scn_init(port); | |
1067 | bfa_fcs_lport_ms_init(port); | |
1068 | } | |
1069 | ||
5fbe25c7 | 1070 | /* |
a36c61f9 KG |
1071 | * Called by port to notify transition to online state. |
1072 | */ | |
1073 | static void | |
1074 | bfa_fcs_lport_fab_online(struct bfa_fcs_lport_s *port) | |
1075 | { | |
1076 | bfa_fcs_lport_ns_online(port); | |
1077 | bfa_fcs_lport_scn_online(port); | |
1078 | } | |
1079 | ||
5fbe25c7 | 1080 | /* |
a36c61f9 KG |
1081 | * Called by port to notify transition to offline state. |
1082 | */ | |
1083 | static void | |
1084 | bfa_fcs_lport_fab_offline(struct bfa_fcs_lport_s *port) | |
1085 | { | |
1086 | bfa_fcs_lport_ns_offline(port); | |
1087 | bfa_fcs_lport_scn_offline(port); | |
1088 | bfa_fcs_lport_ms_offline(port); | |
1089 | } | |
1090 | ||
5fbe25c7 | 1091 | /* |
a36c61f9 KG |
1092 | * bfa_fcs_lport_n2n functions |
1093 | */ | |
1094 | ||
5fbe25c7 | 1095 | /* |
a36c61f9 KG |
1096 | * Called by fcs/port to initialize N2N topology. |
1097 | */ | |
1098 | static void | |
1099 | bfa_fcs_lport_n2n_init(struct bfa_fcs_lport_s *port) | |
1100 | { | |
1101 | } | |
1102 | ||
5fbe25c7 | 1103 | /* |
a36c61f9 KG |
1104 | * Called by fcs/port to notify transition to online state. |
1105 | */ | |
1106 | static void | |
1107 | bfa_fcs_lport_n2n_online(struct bfa_fcs_lport_s *port) | |
1108 | { | |
1109 | struct bfa_fcs_lport_n2n_s *n2n_port = &port->port_topo.pn2n; | |
1110 | struct bfa_lport_cfg_s *pcfg = &port->port_cfg; | |
1111 | struct bfa_fcs_rport_s *rport; | |
1112 | ||
1113 | bfa_trc(port->fcs, pcfg->pwwn); | |
1114 | ||
1115 | /* | |
1116 | * If our PWWN is > than that of the r-port, we have to initiate PLOGI | |
1117 | * and assign an Address. if not, we need to wait for its PLOGI. | |
1118 | * | |
1119 | * If our PWWN is < than that of the remote port, it will send a PLOGI | |
1120 | * with the PIDs assigned. The rport state machine take care of this | |
1121 | * incoming PLOGI. | |
1122 | */ | |
1123 | if (memcmp | |
1124 | ((void *)&pcfg->pwwn, (void *)&n2n_port->rem_port_wwn, | |
1125 | sizeof(wwn_t)) > 0) { | |
1126 | port->pid = N2N_LOCAL_PID; | |
b704495c | 1127 | bfa_lps_set_n2n_pid(port->fabric->lps, N2N_LOCAL_PID); |
5fbe25c7 | 1128 | /* |
a36c61f9 KG |
1129 | * First, check if we know the device by pwwn. |
1130 | */ | |
1131 | rport = bfa_fcs_lport_get_rport_by_pwwn(port, | |
1132 | n2n_port->rem_port_wwn); | |
1133 | if (rport) { | |
1134 | bfa_trc(port->fcs, rport->pid); | |
1135 | bfa_trc(port->fcs, rport->pwwn); | |
1136 | rport->pid = N2N_REMOTE_PID; | |
f7f73812 | 1137 | bfa_sm_send_event(rport, RPSM_EVENT_PLOGI_SEND); |
a36c61f9 KG |
1138 | return; |
1139 | } | |
1140 | ||
1141 | /* | |
1142 | * In n2n there can be only one rport. Delete the old one | |
1143 | * whose pid should be zero, because it is offline. | |
1144 | */ | |
1145 | if (port->num_rports > 0) { | |
1146 | rport = bfa_fcs_lport_get_rport_by_pid(port, 0); | |
d4b671c5 | 1147 | WARN_ON(rport == NULL); |
a36c61f9 KG |
1148 | if (rport) { |
1149 | bfa_trc(port->fcs, rport->pwwn); | |
f7f73812 | 1150 | bfa_sm_send_event(rport, RPSM_EVENT_DELETE); |
a36c61f9 KG |
1151 | } |
1152 | } | |
1153 | bfa_fcs_rport_create(port, N2N_REMOTE_PID); | |
1154 | } | |
1155 | } | |
1156 | ||
5fbe25c7 | 1157 | /* |
a36c61f9 KG |
1158 | * Called by fcs/port to notify transition to offline state. |
1159 | */ | |
1160 | static void | |
1161 | bfa_fcs_lport_n2n_offline(struct bfa_fcs_lport_s *port) | |
1162 | { | |
1163 | struct bfa_fcs_lport_n2n_s *n2n_port = &port->port_topo.pn2n; | |
1164 | ||
1165 | bfa_trc(port->fcs, port->pid); | |
1166 | port->pid = 0; | |
1167 | n2n_port->rem_port_wwn = 0; | |
1168 | n2n_port->reply_oxid = 0; | |
1169 | } | |
1170 | ||
1171 | #define BFA_FCS_FDMI_CMD_MAX_RETRIES 2 | |
1172 | ||
1173 | /* | |
1174 | * forward declarations | |
1175 | */ | |
1176 | static void bfa_fcs_lport_fdmi_send_rhba(void *fdmi_cbarg, | |
1177 | struct bfa_fcxp_s *fcxp_alloced); | |
1178 | static void bfa_fcs_lport_fdmi_send_rprt(void *fdmi_cbarg, | |
1179 | struct bfa_fcxp_s *fcxp_alloced); | |
1180 | static void bfa_fcs_lport_fdmi_send_rpa(void *fdmi_cbarg, | |
1181 | struct bfa_fcxp_s *fcxp_alloced); | |
1182 | static void bfa_fcs_lport_fdmi_rhba_response(void *fcsarg, | |
1183 | struct bfa_fcxp_s *fcxp, | |
1184 | void *cbarg, | |
1185 | bfa_status_t req_status, | |
1186 | u32 rsp_len, | |
1187 | u32 resid_len, | |
1188 | struct fchs_s *rsp_fchs); | |
1189 | static void bfa_fcs_lport_fdmi_rprt_response(void *fcsarg, | |
1190 | struct bfa_fcxp_s *fcxp, | |
1191 | void *cbarg, | |
1192 | bfa_status_t req_status, | |
1193 | u32 rsp_len, | |
1194 | u32 resid_len, | |
1195 | struct fchs_s *rsp_fchs); | |
1196 | static void bfa_fcs_lport_fdmi_rpa_response(void *fcsarg, | |
1197 | struct bfa_fcxp_s *fcxp, | |
1198 | void *cbarg, | |
1199 | bfa_status_t req_status, | |
1200 | u32 rsp_len, | |
1201 | u32 resid_len, | |
1202 | struct fchs_s *rsp_fchs); | |
1203 | static void bfa_fcs_lport_fdmi_timeout(void *arg); | |
1204 | static u16 bfa_fcs_lport_fdmi_build_rhba_pyld(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1205 | u8 *pyld); | |
1206 | static u16 bfa_fcs_lport_fdmi_build_rprt_pyld(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1207 | u8 *pyld); | |
1208 | static u16 bfa_fcs_lport_fdmi_build_rpa_pyld(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1209 | u8 *pyld); | |
1210 | static u16 bfa_fcs_lport_fdmi_build_portattr_block(struct bfa_fcs_lport_fdmi_s * | |
1211 | fdmi, u8 *pyld); | |
1212 | static void bfa_fcs_fdmi_get_hbaattr(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1213 | struct bfa_fcs_fdmi_hba_attr_s *hba_attr); | |
1214 | static void bfa_fcs_fdmi_get_portattr(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1215 | struct bfa_fcs_fdmi_port_attr_s *port_attr); | |
d7be54cc KG |
1216 | u32 bfa_fcs_fdmi_convert_speed(enum bfa_port_speed pport_speed); |
1217 | ||
5fbe25c7 | 1218 | /* |
a36c61f9 KG |
1219 | * fcs_fdmi_sm FCS FDMI state machine |
1220 | */ | |
1221 | ||
5fbe25c7 | 1222 | /* |
a36c61f9 KG |
1223 | * FDMI State Machine events |
1224 | */ | |
1225 | enum port_fdmi_event { | |
1226 | FDMISM_EVENT_PORT_ONLINE = 1, | |
1227 | FDMISM_EVENT_PORT_OFFLINE = 2, | |
1228 | FDMISM_EVENT_RSP_OK = 4, | |
1229 | FDMISM_EVENT_RSP_ERROR = 5, | |
1230 | FDMISM_EVENT_TIMEOUT = 6, | |
1231 | FDMISM_EVENT_RHBA_SENT = 7, | |
1232 | FDMISM_EVENT_RPRT_SENT = 8, | |
1233 | FDMISM_EVENT_RPA_SENT = 9, | |
1234 | }; | |
1235 | ||
1236 | static void bfa_fcs_lport_fdmi_sm_offline(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1237 | enum port_fdmi_event event); | |
1238 | static void bfa_fcs_lport_fdmi_sm_sending_rhba( | |
1239 | struct bfa_fcs_lport_fdmi_s *fdmi, | |
1240 | enum port_fdmi_event event); | |
1241 | static void bfa_fcs_lport_fdmi_sm_rhba(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1242 | enum port_fdmi_event event); | |
1243 | static void bfa_fcs_lport_fdmi_sm_rhba_retry( | |
1244 | struct bfa_fcs_lport_fdmi_s *fdmi, | |
1245 | enum port_fdmi_event event); | |
1246 | static void bfa_fcs_lport_fdmi_sm_sending_rprt( | |
1247 | struct bfa_fcs_lport_fdmi_s *fdmi, | |
1248 | enum port_fdmi_event event); | |
1249 | static void bfa_fcs_lport_fdmi_sm_rprt(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1250 | enum port_fdmi_event event); | |
1251 | static void bfa_fcs_lport_fdmi_sm_rprt_retry( | |
1252 | struct bfa_fcs_lport_fdmi_s *fdmi, | |
1253 | enum port_fdmi_event event); | |
1254 | static void bfa_fcs_lport_fdmi_sm_sending_rpa( | |
1255 | struct bfa_fcs_lport_fdmi_s *fdmi, | |
1256 | enum port_fdmi_event event); | |
1257 | static void bfa_fcs_lport_fdmi_sm_rpa(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1258 | enum port_fdmi_event event); | |
1259 | static void bfa_fcs_lport_fdmi_sm_rpa_retry( | |
1260 | struct bfa_fcs_lport_fdmi_s *fdmi, | |
1261 | enum port_fdmi_event event); | |
1262 | static void bfa_fcs_lport_fdmi_sm_online(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1263 | enum port_fdmi_event event); | |
1264 | static void bfa_fcs_lport_fdmi_sm_disabled( | |
1265 | struct bfa_fcs_lport_fdmi_s *fdmi, | |
1266 | enum port_fdmi_event event); | |
5fbe25c7 | 1267 | /* |
a36c61f9 KG |
1268 | * Start in offline state - awaiting MS to send start. |
1269 | */ | |
1270 | static void | |
1271 | bfa_fcs_lport_fdmi_sm_offline(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1272 | enum port_fdmi_event event) | |
1273 | { | |
1274 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
1275 | ||
1276 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
1277 | bfa_trc(port->fcs, event); | |
1278 | ||
1279 | fdmi->retry_cnt = 0; | |
1280 | ||
1281 | switch (event) { | |
1282 | case FDMISM_EVENT_PORT_ONLINE: | |
1283 | if (port->vport) { | |
1284 | /* | |
1285 | * For Vports, register a new port. | |
1286 | */ | |
1287 | bfa_sm_set_state(fdmi, | |
1288 | bfa_fcs_lport_fdmi_sm_sending_rprt); | |
1289 | bfa_fcs_lport_fdmi_send_rprt(fdmi, NULL); | |
1290 | } else { | |
1291 | /* | |
1292 | * For a base port, we should first register the HBA | |
25985edc | 1293 | * attribute. The HBA attribute also contains the base |
a36c61f9 KG |
1294 | * port registration. |
1295 | */ | |
1296 | bfa_sm_set_state(fdmi, | |
1297 | bfa_fcs_lport_fdmi_sm_sending_rhba); | |
1298 | bfa_fcs_lport_fdmi_send_rhba(fdmi, NULL); | |
1299 | } | |
1300 | break; | |
1301 | ||
1302 | case FDMISM_EVENT_PORT_OFFLINE: | |
1303 | break; | |
1304 | ||
1305 | default: | |
1306 | bfa_sm_fault(port->fcs, event); | |
1307 | } | |
1308 | } | |
1309 | ||
1310 | static void | |
1311 | bfa_fcs_lport_fdmi_sm_sending_rhba(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1312 | enum port_fdmi_event event) | |
1313 | { | |
1314 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
1315 | ||
1316 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
1317 | bfa_trc(port->fcs, event); | |
1318 | ||
1319 | switch (event) { | |
1320 | case FDMISM_EVENT_RHBA_SENT: | |
1321 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_rhba); | |
1322 | break; | |
1323 | ||
1324 | case FDMISM_EVENT_PORT_OFFLINE: | |
1325 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); | |
1326 | bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(port), | |
1327 | &fdmi->fcxp_wqe); | |
1328 | break; | |
1329 | ||
1330 | default: | |
1331 | bfa_sm_fault(port->fcs, event); | |
1332 | } | |
1333 | } | |
1334 | ||
1335 | static void | |
1336 | bfa_fcs_lport_fdmi_sm_rhba(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1337 | enum port_fdmi_event event) | |
1338 | { | |
1339 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
1340 | ||
1341 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
1342 | bfa_trc(port->fcs, event); | |
1343 | ||
1344 | switch (event) { | |
1345 | case FDMISM_EVENT_RSP_ERROR: | |
1346 | /* | |
1347 | * if max retries have not been reached, start timer for a | |
1348 | * delayed retry | |
1349 | */ | |
1350 | if (fdmi->retry_cnt++ < BFA_FCS_FDMI_CMD_MAX_RETRIES) { | |
1351 | bfa_sm_set_state(fdmi, | |
1352 | bfa_fcs_lport_fdmi_sm_rhba_retry); | |
1353 | bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(port), | |
1354 | &fdmi->timer, | |
1355 | bfa_fcs_lport_fdmi_timeout, fdmi, | |
1356 | BFA_FCS_RETRY_TIMEOUT); | |
1357 | } else { | |
1358 | /* | |
1359 | * set state to offline | |
1360 | */ | |
1361 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); | |
1362 | } | |
1363 | break; | |
1364 | ||
1365 | case FDMISM_EVENT_RSP_OK: | |
1366 | /* | |
1367 | * Initiate Register Port Attributes | |
1368 | */ | |
1369 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_sending_rpa); | |
1370 | fdmi->retry_cnt = 0; | |
1371 | bfa_fcs_lport_fdmi_send_rpa(fdmi, NULL); | |
1372 | break; | |
1373 | ||
1374 | case FDMISM_EVENT_PORT_OFFLINE: | |
1375 | bfa_fcxp_discard(fdmi->fcxp); | |
1376 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); | |
1377 | break; | |
1378 | ||
1379 | default: | |
1380 | bfa_sm_fault(port->fcs, event); | |
1381 | } | |
1382 | } | |
1383 | ||
1384 | static void | |
1385 | bfa_fcs_lport_fdmi_sm_rhba_retry(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1386 | enum port_fdmi_event event) | |
1387 | { | |
1388 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
1389 | ||
1390 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
1391 | bfa_trc(port->fcs, event); | |
1392 | ||
1393 | switch (event) { | |
1394 | case FDMISM_EVENT_TIMEOUT: | |
1395 | /* | |
1396 | * Retry Timer Expired. Re-send | |
1397 | */ | |
1398 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_sending_rhba); | |
1399 | bfa_fcs_lport_fdmi_send_rhba(fdmi, NULL); | |
1400 | break; | |
1401 | ||
1402 | case FDMISM_EVENT_PORT_OFFLINE: | |
1403 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); | |
1404 | bfa_timer_stop(&fdmi->timer); | |
1405 | break; | |
1406 | ||
1407 | default: | |
1408 | bfa_sm_fault(port->fcs, event); | |
1409 | } | |
1410 | } | |
1411 | ||
1412 | /* | |
1413 | * RPRT : Register Port | |
1414 | */ | |
1415 | static void | |
1416 | bfa_fcs_lport_fdmi_sm_sending_rprt(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1417 | enum port_fdmi_event event) | |
1418 | { | |
1419 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
1420 | ||
1421 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
1422 | bfa_trc(port->fcs, event); | |
1423 | ||
1424 | switch (event) { | |
1425 | case FDMISM_EVENT_RPRT_SENT: | |
1426 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_rprt); | |
1427 | break; | |
1428 | ||
1429 | case FDMISM_EVENT_PORT_OFFLINE: | |
1430 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); | |
1431 | bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(port), | |
1432 | &fdmi->fcxp_wqe); | |
1433 | break; | |
1434 | ||
1435 | default: | |
1436 | bfa_sm_fault(port->fcs, event); | |
7725ccfd | 1437 | } |
a36c61f9 KG |
1438 | } |
1439 | ||
1440 | static void | |
1441 | bfa_fcs_lport_fdmi_sm_rprt(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1442 | enum port_fdmi_event event) | |
1443 | { | |
1444 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
1445 | ||
1446 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
1447 | bfa_trc(port->fcs, event); | |
1448 | ||
1449 | switch (event) { | |
1450 | case FDMISM_EVENT_RSP_ERROR: | |
1451 | /* | |
1452 | * if max retries have not been reached, start timer for a | |
1453 | * delayed retry | |
1454 | */ | |
1455 | if (fdmi->retry_cnt++ < BFA_FCS_FDMI_CMD_MAX_RETRIES) { | |
1456 | bfa_sm_set_state(fdmi, | |
1457 | bfa_fcs_lport_fdmi_sm_rprt_retry); | |
1458 | bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(port), | |
1459 | &fdmi->timer, | |
1460 | bfa_fcs_lport_fdmi_timeout, fdmi, | |
1461 | BFA_FCS_RETRY_TIMEOUT); | |
7725ccfd | 1462 | |
a36c61f9 KG |
1463 | } else { |
1464 | /* | |
1465 | * set state to offline | |
1466 | */ | |
1467 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); | |
1468 | fdmi->retry_cnt = 0; | |
1469 | } | |
1470 | break; | |
1471 | ||
1472 | case FDMISM_EVENT_RSP_OK: | |
1473 | fdmi->retry_cnt = 0; | |
1474 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_online); | |
1475 | break; | |
1476 | ||
1477 | case FDMISM_EVENT_PORT_OFFLINE: | |
1478 | bfa_fcxp_discard(fdmi->fcxp); | |
1479 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); | |
1480 | break; | |
1481 | ||
1482 | default: | |
1483 | bfa_sm_fault(port->fcs, event); | |
1484 | } | |
7725ccfd JH |
1485 | } |
1486 | ||
a36c61f9 KG |
1487 | static void |
1488 | bfa_fcs_lport_fdmi_sm_rprt_retry(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1489 | enum port_fdmi_event event) | |
1490 | { | |
1491 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
7725ccfd | 1492 | |
a36c61f9 KG |
1493 | bfa_trc(port->fcs, port->port_cfg.pwwn); |
1494 | bfa_trc(port->fcs, event); | |
1495 | ||
1496 | switch (event) { | |
1497 | case FDMISM_EVENT_TIMEOUT: | |
1498 | /* | |
1499 | * Retry Timer Expired. Re-send | |
1500 | */ | |
1501 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_sending_rprt); | |
1502 | bfa_fcs_lport_fdmi_send_rprt(fdmi, NULL); | |
1503 | break; | |
1504 | ||
1505 | case FDMISM_EVENT_PORT_OFFLINE: | |
1506 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); | |
1507 | bfa_timer_stop(&fdmi->timer); | |
1508 | break; | |
1509 | ||
1510 | default: | |
1511 | bfa_sm_fault(port->fcs, event); | |
1512 | } | |
1513 | } | |
1514 | ||
1515 | /* | |
1516 | * Register Port Attributes | |
1517 | */ | |
1518 | static void | |
1519 | bfa_fcs_lport_fdmi_sm_sending_rpa(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1520 | enum port_fdmi_event event) | |
1521 | { | |
1522 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
1523 | ||
1524 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
1525 | bfa_trc(port->fcs, event); | |
1526 | ||
1527 | switch (event) { | |
1528 | case FDMISM_EVENT_RPA_SENT: | |
1529 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_rpa); | |
1530 | break; | |
1531 | ||
1532 | case FDMISM_EVENT_PORT_OFFLINE: | |
1533 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); | |
1534 | bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(port), | |
1535 | &fdmi->fcxp_wqe); | |
1536 | break; | |
1537 | ||
1538 | default: | |
1539 | bfa_sm_fault(port->fcs, event); | |
1540 | } | |
1541 | } | |
1542 | ||
1543 | static void | |
1544 | bfa_fcs_lport_fdmi_sm_rpa(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1545 | enum port_fdmi_event event) | |
1546 | { | |
1547 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
1548 | ||
1549 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
1550 | bfa_trc(port->fcs, event); | |
1551 | ||
1552 | switch (event) { | |
1553 | case FDMISM_EVENT_RSP_ERROR: | |
1554 | /* | |
1555 | * if max retries have not been reached, start timer for a | |
1556 | * delayed retry | |
1557 | */ | |
1558 | if (fdmi->retry_cnt++ < BFA_FCS_FDMI_CMD_MAX_RETRIES) { | |
1559 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_rpa_retry); | |
1560 | bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(port), | |
1561 | &fdmi->timer, | |
1562 | bfa_fcs_lport_fdmi_timeout, fdmi, | |
1563 | BFA_FCS_RETRY_TIMEOUT); | |
1564 | } else { | |
1565 | /* | |
1566 | * set state to offline | |
1567 | */ | |
1568 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); | |
1569 | fdmi->retry_cnt = 0; | |
1570 | } | |
1571 | break; | |
1572 | ||
1573 | case FDMISM_EVENT_RSP_OK: | |
1574 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_online); | |
1575 | fdmi->retry_cnt = 0; | |
1576 | break; | |
1577 | ||
1578 | case FDMISM_EVENT_PORT_OFFLINE: | |
1579 | bfa_fcxp_discard(fdmi->fcxp); | |
1580 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); | |
1581 | break; | |
1582 | ||
1583 | default: | |
1584 | bfa_sm_fault(port->fcs, event); | |
1585 | } | |
1586 | } | |
1587 | ||
1588 | static void | |
1589 | bfa_fcs_lport_fdmi_sm_rpa_retry(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1590 | enum port_fdmi_event event) | |
1591 | { | |
1592 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
1593 | ||
1594 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
1595 | bfa_trc(port->fcs, event); | |
1596 | ||
1597 | switch (event) { | |
1598 | case FDMISM_EVENT_TIMEOUT: | |
1599 | /* | |
1600 | * Retry Timer Expired. Re-send | |
1601 | */ | |
1602 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_sending_rpa); | |
1603 | bfa_fcs_lport_fdmi_send_rpa(fdmi, NULL); | |
1604 | break; | |
1605 | ||
1606 | case FDMISM_EVENT_PORT_OFFLINE: | |
1607 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); | |
1608 | bfa_timer_stop(&fdmi->timer); | |
1609 | break; | |
1610 | ||
1611 | default: | |
1612 | bfa_sm_fault(port->fcs, event); | |
1613 | } | |
1614 | } | |
1615 | ||
1616 | static void | |
1617 | bfa_fcs_lport_fdmi_sm_online(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1618 | enum port_fdmi_event event) | |
1619 | { | |
1620 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
1621 | ||
1622 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
1623 | bfa_trc(port->fcs, event); | |
1624 | ||
1625 | switch (event) { | |
1626 | case FDMISM_EVENT_PORT_OFFLINE: | |
1627 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); | |
1628 | break; | |
1629 | ||
1630 | default: | |
1631 | bfa_sm_fault(port->fcs, event); | |
1632 | } | |
1633 | } | |
5fbe25c7 | 1634 | /* |
a36c61f9 KG |
1635 | * FDMI is disabled state. |
1636 | */ | |
1637 | static void | |
1638 | bfa_fcs_lport_fdmi_sm_disabled(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1639 | enum port_fdmi_event event) | |
1640 | { | |
1641 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
1642 | ||
1643 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
1644 | bfa_trc(port->fcs, event); | |
1645 | ||
1646 | /* No op State. It can only be enabled at Driver Init. */ | |
1647 | } | |
1648 | ||
5fbe25c7 | 1649 | /* |
a36c61f9 KG |
1650 | * RHBA : Register HBA Attributes. |
1651 | */ | |
1652 | static void | |
1653 | bfa_fcs_lport_fdmi_send_rhba(void *fdmi_cbarg, struct bfa_fcxp_s *fcxp_alloced) | |
1654 | { | |
1655 | struct bfa_fcs_lport_fdmi_s *fdmi = fdmi_cbarg; | |
1656 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
1657 | struct fchs_s fchs; | |
1658 | int len, attr_len; | |
1659 | struct bfa_fcxp_s *fcxp; | |
1660 | u8 *pyld; | |
1661 | ||
1662 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
1663 | ||
1664 | fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); | |
1665 | if (!fcxp) { | |
1666 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &fdmi->fcxp_wqe, | |
1667 | bfa_fcs_lport_fdmi_send_rhba, fdmi); | |
1668 | return; | |
1669 | } | |
1670 | fdmi->fcxp = fcxp; | |
1671 | ||
1672 | pyld = bfa_fcxp_get_reqbuf(fcxp); | |
6a18b167 | 1673 | memset(pyld, 0, FC_MAX_PDUSZ); |
a36c61f9 KG |
1674 | |
1675 | len = fc_fdmi_reqhdr_build(&fchs, pyld, bfa_fcs_lport_get_fcid(port), | |
1676 | FDMI_RHBA); | |
1677 | ||
1678 | attr_len = | |
1679 | bfa_fcs_lport_fdmi_build_rhba_pyld(fdmi, | |
1680 | (u8 *) ((struct ct_hdr_s *) pyld | |
1681 | + 1)); | |
1682 | ||
1683 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, | |
1684 | FC_CLASS_3, (len + attr_len), &fchs, | |
1685 | bfa_fcs_lport_fdmi_rhba_response, (void *)fdmi, | |
1686 | FC_MAX_PDUSZ, FC_FCCT_TOV); | |
1687 | ||
1688 | bfa_sm_send_event(fdmi, FDMISM_EVENT_RHBA_SENT); | |
1689 | } | |
1690 | ||
1691 | static u16 | |
1692 | bfa_fcs_lport_fdmi_build_rhba_pyld(struct bfa_fcs_lport_fdmi_s *fdmi, u8 *pyld) | |
1693 | { | |
1694 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
1695 | struct bfa_fcs_fdmi_hba_attr_s hba_attr; | |
1696 | struct bfa_fcs_fdmi_hba_attr_s *fcs_hba_attr = &hba_attr; | |
1697 | struct fdmi_rhba_s *rhba = (struct fdmi_rhba_s *) pyld; | |
1698 | struct fdmi_attr_s *attr; | |
1699 | u8 *curr_ptr; | |
1700 | u16 len, count; | |
50444a34 | 1701 | u16 templen; |
a36c61f9 KG |
1702 | |
1703 | /* | |
1704 | * get hba attributes | |
1705 | */ | |
1706 | bfa_fcs_fdmi_get_hbaattr(fdmi, fcs_hba_attr); | |
1707 | ||
1708 | rhba->hba_id = bfa_fcs_lport_get_pwwn(port); | |
ba816ea8 | 1709 | rhba->port_list.num_ports = cpu_to_be32(1); |
a36c61f9 KG |
1710 | rhba->port_list.port_entry = bfa_fcs_lport_get_pwwn(port); |
1711 | ||
1712 | len = sizeof(rhba->hba_id) + sizeof(rhba->port_list); | |
1713 | ||
1714 | count = 0; | |
1715 | len += sizeof(rhba->hba_attr_blk.attr_count); | |
1716 | ||
1717 | /* | |
1718 | * fill out the invididual entries of the HBA attrib Block | |
1719 | */ | |
1720 | curr_ptr = (u8 *) &rhba->hba_attr_blk.hba_attr; | |
1721 | ||
1722 | /* | |
1723 | * Node Name | |
1724 | */ | |
1725 | attr = (struct fdmi_attr_s *) curr_ptr; | |
ba816ea8 | 1726 | attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_NODENAME); |
50444a34 M |
1727 | templen = sizeof(wwn_t); |
1728 | memcpy(attr->value, &bfa_fcs_lport_get_nwwn(port), templen); | |
1729 | curr_ptr += sizeof(attr->type) + sizeof(templen) + templen; | |
1730 | len += templen; | |
a36c61f9 | 1731 | count++; |
50444a34 M |
1732 | attr->len = cpu_to_be16(templen + sizeof(attr->type) + |
1733 | sizeof(templen)); | |
a36c61f9 KG |
1734 | |
1735 | /* | |
1736 | * Manufacturer | |
1737 | */ | |
1738 | attr = (struct fdmi_attr_s *) curr_ptr; | |
ba816ea8 | 1739 | attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_MANUFACTURER); |
50444a34 M |
1740 | templen = (u16) strlen(fcs_hba_attr->manufacturer); |
1741 | memcpy(attr->value, fcs_hba_attr->manufacturer, templen); | |
1742 | templen = fc_roundup(templen, sizeof(u32)); | |
1743 | curr_ptr += sizeof(attr->type) + sizeof(templen) + templen; | |
1744 | len += templen; | |
a36c61f9 | 1745 | count++; |
50444a34 M |
1746 | attr->len = cpu_to_be16(templen + sizeof(attr->type) + |
1747 | sizeof(templen)); | |
a36c61f9 KG |
1748 | |
1749 | /* | |
1750 | * Serial Number | |
1751 | */ | |
1752 | attr = (struct fdmi_attr_s *) curr_ptr; | |
ba816ea8 | 1753 | attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_SERIALNUM); |
50444a34 M |
1754 | templen = (u16) strlen(fcs_hba_attr->serial_num); |
1755 | memcpy(attr->value, fcs_hba_attr->serial_num, templen); | |
1756 | templen = fc_roundup(templen, sizeof(u32)); | |
1757 | curr_ptr += sizeof(attr->type) + sizeof(templen) + templen; | |
1758 | len += templen; | |
a36c61f9 | 1759 | count++; |
50444a34 M |
1760 | attr->len = cpu_to_be16(templen + sizeof(attr->type) + |
1761 | sizeof(templen)); | |
a36c61f9 KG |
1762 | |
1763 | /* | |
1764 | * Model | |
1765 | */ | |
1766 | attr = (struct fdmi_attr_s *) curr_ptr; | |
ba816ea8 | 1767 | attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_MODEL); |
50444a34 M |
1768 | templen = (u16) strlen(fcs_hba_attr->model); |
1769 | memcpy(attr->value, fcs_hba_attr->model, templen); | |
1770 | templen = fc_roundup(templen, sizeof(u32)); | |
1771 | curr_ptr += sizeof(attr->type) + sizeof(templen) + templen; | |
1772 | len += templen; | |
a36c61f9 | 1773 | count++; |
50444a34 M |
1774 | attr->len = cpu_to_be16(templen + sizeof(attr->type) + |
1775 | sizeof(templen)); | |
a36c61f9 KG |
1776 | |
1777 | /* | |
1778 | * Model Desc | |
1779 | */ | |
1780 | attr = (struct fdmi_attr_s *) curr_ptr; | |
ba816ea8 | 1781 | attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_MODEL_DESC); |
50444a34 M |
1782 | templen = (u16) strlen(fcs_hba_attr->model_desc); |
1783 | memcpy(attr->value, fcs_hba_attr->model_desc, templen); | |
1784 | templen = fc_roundup(templen, sizeof(u32)); | |
1785 | curr_ptr += sizeof(attr->type) + sizeof(templen) + templen; | |
1786 | len += templen; | |
a36c61f9 | 1787 | count++; |
50444a34 M |
1788 | attr->len = cpu_to_be16(templen + sizeof(attr->type) + |
1789 | sizeof(templen)); | |
a36c61f9 KG |
1790 | |
1791 | /* | |
1792 | * H/W Version | |
1793 | */ | |
1794 | if (fcs_hba_attr->hw_version[0] != '\0') { | |
1795 | attr = (struct fdmi_attr_s *) curr_ptr; | |
ba816ea8 | 1796 | attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_HW_VERSION); |
50444a34 M |
1797 | templen = (u16) strlen(fcs_hba_attr->hw_version); |
1798 | memcpy(attr->value, fcs_hba_attr->hw_version, templen); | |
1799 | templen = fc_roundup(templen, sizeof(u32)); | |
1800 | curr_ptr += sizeof(attr->type) + sizeof(templen) + templen; | |
1801 | len += templen; | |
a36c61f9 | 1802 | count++; |
50444a34 M |
1803 | attr->len = cpu_to_be16(templen + sizeof(attr->type) + |
1804 | sizeof(templen)); | |
a36c61f9 KG |
1805 | } |
1806 | ||
1807 | /* | |
1808 | * Driver Version | |
1809 | */ | |
1810 | attr = (struct fdmi_attr_s *) curr_ptr; | |
ba816ea8 | 1811 | attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_DRIVER_VERSION); |
50444a34 M |
1812 | templen = (u16) strlen(fcs_hba_attr->driver_version); |
1813 | memcpy(attr->value, fcs_hba_attr->driver_version, templen); | |
1814 | templen = fc_roundup(templen, sizeof(u32)); | |
1815 | curr_ptr += sizeof(attr->type) + sizeof(templen) + templen; | |
dd5aaf45 | 1816 | len += templen; |
a36c61f9 | 1817 | count++; |
50444a34 M |
1818 | attr->len = cpu_to_be16(templen + sizeof(attr->type) + |
1819 | sizeof(templen)); | |
a36c61f9 KG |
1820 | |
1821 | /* | |
1822 | * Option Rom Version | |
1823 | */ | |
1824 | if (fcs_hba_attr->option_rom_ver[0] != '\0') { | |
1825 | attr = (struct fdmi_attr_s *) curr_ptr; | |
ba816ea8 | 1826 | attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_ROM_VERSION); |
50444a34 M |
1827 | templen = (u16) strlen(fcs_hba_attr->option_rom_ver); |
1828 | memcpy(attr->value, fcs_hba_attr->option_rom_ver, templen); | |
1829 | templen = fc_roundup(templen, sizeof(u32)); | |
1830 | curr_ptr += sizeof(attr->type) + sizeof(templen) + templen; | |
1831 | len += templen; | |
a36c61f9 | 1832 | count++; |
50444a34 M |
1833 | attr->len = cpu_to_be16(templen + sizeof(attr->type) + |
1834 | sizeof(templen)); | |
a36c61f9 KG |
1835 | } |
1836 | ||
1837 | /* | |
1838 | * f/w Version = driver version | |
1839 | */ | |
1840 | attr = (struct fdmi_attr_s *) curr_ptr; | |
ba816ea8 | 1841 | attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_FW_VERSION); |
50444a34 M |
1842 | templen = (u16) strlen(fcs_hba_attr->driver_version); |
1843 | memcpy(attr->value, fcs_hba_attr->driver_version, templen); | |
1844 | templen = fc_roundup(templen, sizeof(u32)); | |
1845 | curr_ptr += sizeof(attr->type) + sizeof(templen) + templen; | |
1846 | len += templen; | |
a36c61f9 | 1847 | count++; |
50444a34 M |
1848 | attr->len = cpu_to_be16(templen + sizeof(attr->type) + |
1849 | sizeof(templen)); | |
a36c61f9 KG |
1850 | |
1851 | /* | |
1852 | * OS Name | |
1853 | */ | |
1854 | if (fcs_hba_attr->os_name[0] != '\0') { | |
1855 | attr = (struct fdmi_attr_s *) curr_ptr; | |
ba816ea8 | 1856 | attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_OS_NAME); |
50444a34 M |
1857 | templen = (u16) strlen(fcs_hba_attr->os_name); |
1858 | memcpy(attr->value, fcs_hba_attr->os_name, templen); | |
1859 | templen = fc_roundup(templen, sizeof(u32)); | |
1860 | curr_ptr += sizeof(attr->type) + sizeof(templen) + templen; | |
1861 | len += templen; | |
a36c61f9 | 1862 | count++; |
50444a34 M |
1863 | attr->len = cpu_to_be16(templen + sizeof(attr->type) + |
1864 | sizeof(templen)); | |
a36c61f9 KG |
1865 | } |
1866 | ||
1867 | /* | |
1868 | * MAX_CT_PAYLOAD | |
1869 | */ | |
1870 | attr = (struct fdmi_attr_s *) curr_ptr; | |
ba816ea8 | 1871 | attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_MAX_CT); |
50444a34 M |
1872 | templen = sizeof(fcs_hba_attr->max_ct_pyld); |
1873 | memcpy(attr->value, &fcs_hba_attr->max_ct_pyld, templen); | |
1874 | len += templen; | |
a36c61f9 | 1875 | count++; |
50444a34 M |
1876 | attr->len = cpu_to_be16(templen + sizeof(attr->type) + |
1877 | sizeof(templen)); | |
a36c61f9 KG |
1878 | |
1879 | /* | |
1880 | * Update size of payload | |
1881 | */ | |
5fbe25c7 | 1882 | len += ((sizeof(attr->type) + sizeof(attr->len)) * count); |
a36c61f9 | 1883 | |
ba816ea8 | 1884 | rhba->hba_attr_blk.attr_count = cpu_to_be32(count); |
a36c61f9 KG |
1885 | return len; |
1886 | } | |
1887 | ||
1888 | static void | |
1889 | bfa_fcs_lport_fdmi_rhba_response(void *fcsarg, struct bfa_fcxp_s *fcxp, | |
1890 | void *cbarg, bfa_status_t req_status, | |
1891 | u32 rsp_len, u32 resid_len, | |
1892 | struct fchs_s *rsp_fchs) | |
1893 | { | |
1894 | struct bfa_fcs_lport_fdmi_s *fdmi = | |
1895 | (struct bfa_fcs_lport_fdmi_s *) cbarg; | |
1896 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
1897 | struct ct_hdr_s *cthdr = NULL; | |
1898 | ||
1899 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
1900 | ||
1901 | /* | |
1902 | * Sanity Checks | |
1903 | */ | |
1904 | if (req_status != BFA_STATUS_OK) { | |
1905 | bfa_trc(port->fcs, req_status); | |
1906 | bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR); | |
1907 | return; | |
1908 | } | |
1909 | ||
1910 | cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); | |
ba816ea8 | 1911 | cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code); |
a36c61f9 KG |
1912 | |
1913 | if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { | |
1914 | bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_OK); | |
1915 | return; | |
1916 | } | |
1917 | ||
1918 | bfa_trc(port->fcs, cthdr->reason_code); | |
1919 | bfa_trc(port->fcs, cthdr->exp_code); | |
1920 | bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR); | |
1921 | } | |
1922 | ||
5fbe25c7 | 1923 | /* |
a36c61f9 KG |
1924 | * RPRT : Register Port |
1925 | */ | |
1926 | static void | |
1927 | bfa_fcs_lport_fdmi_send_rprt(void *fdmi_cbarg, struct bfa_fcxp_s *fcxp_alloced) | |
1928 | { | |
1929 | struct bfa_fcs_lport_fdmi_s *fdmi = fdmi_cbarg; | |
1930 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
1931 | struct fchs_s fchs; | |
1932 | u16 len, attr_len; | |
1933 | struct bfa_fcxp_s *fcxp; | |
1934 | u8 *pyld; | |
1935 | ||
1936 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
1937 | ||
1938 | fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); | |
1939 | if (!fcxp) { | |
1940 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &fdmi->fcxp_wqe, | |
1941 | bfa_fcs_lport_fdmi_send_rprt, fdmi); | |
1942 | return; | |
1943 | } | |
1944 | fdmi->fcxp = fcxp; | |
1945 | ||
1946 | pyld = bfa_fcxp_get_reqbuf(fcxp); | |
6a18b167 | 1947 | memset(pyld, 0, FC_MAX_PDUSZ); |
a36c61f9 KG |
1948 | |
1949 | len = fc_fdmi_reqhdr_build(&fchs, pyld, bfa_fcs_lport_get_fcid(port), | |
1950 | FDMI_RPRT); | |
1951 | ||
1952 | attr_len = | |
1953 | bfa_fcs_lport_fdmi_build_rprt_pyld(fdmi, | |
1954 | (u8 *) ((struct ct_hdr_s *) pyld | |
1955 | + 1)); | |
1956 | ||
1957 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, | |
1958 | FC_CLASS_3, len + attr_len, &fchs, | |
1959 | bfa_fcs_lport_fdmi_rprt_response, (void *)fdmi, | |
1960 | FC_MAX_PDUSZ, FC_FCCT_TOV); | |
1961 | ||
1962 | bfa_sm_send_event(fdmi, FDMISM_EVENT_RPRT_SENT); | |
1963 | } | |
1964 | ||
5fbe25c7 | 1965 | /* |
a36c61f9 KG |
1966 | * This routine builds Port Attribute Block that used in RPA, RPRT commands. |
1967 | */ | |
1968 | static u16 | |
1969 | bfa_fcs_lport_fdmi_build_portattr_block(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1970 | u8 *pyld) | |
1971 | { | |
1972 | struct bfa_fcs_fdmi_port_attr_s fcs_port_attr; | |
1973 | struct fdmi_port_attr_s *port_attrib = (struct fdmi_port_attr_s *) pyld; | |
1974 | struct fdmi_attr_s *attr; | |
1975 | u8 *curr_ptr; | |
1976 | u16 len; | |
1977 | u8 count = 0; | |
50444a34 | 1978 | u16 templen; |
a36c61f9 KG |
1979 | |
1980 | /* | |
1981 | * get port attributes | |
1982 | */ | |
1983 | bfa_fcs_fdmi_get_portattr(fdmi, &fcs_port_attr); | |
1984 | ||
1985 | len = sizeof(port_attrib->attr_count); | |
1986 | ||
1987 | /* | |
1988 | * fill out the invididual entries | |
1989 | */ | |
1990 | curr_ptr = (u8 *) &port_attrib->port_attr; | |
1991 | ||
1992 | /* | |
1993 | * FC4 Types | |
1994 | */ | |
1995 | attr = (struct fdmi_attr_s *) curr_ptr; | |
ba816ea8 | 1996 | attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_FC4_TYPES); |
50444a34 M |
1997 | templen = sizeof(fcs_port_attr.supp_fc4_types); |
1998 | memcpy(attr->value, fcs_port_attr.supp_fc4_types, templen); | |
1999 | curr_ptr += sizeof(attr->type) + sizeof(templen) + templen; | |
2000 | len += templen; | |
a36c61f9 KG |
2001 | ++count; |
2002 | attr->len = | |
50444a34 M |
2003 | cpu_to_be16(templen + sizeof(attr->type) + |
2004 | sizeof(templen)); | |
a36c61f9 KG |
2005 | |
2006 | /* | |
2007 | * Supported Speed | |
2008 | */ | |
2009 | attr = (struct fdmi_attr_s *) curr_ptr; | |
ba816ea8 | 2010 | attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_SUPP_SPEED); |
50444a34 M |
2011 | templen = sizeof(fcs_port_attr.supp_speed); |
2012 | memcpy(attr->value, &fcs_port_attr.supp_speed, templen); | |
2013 | curr_ptr += sizeof(attr->type) + sizeof(templen) + templen; | |
2014 | len += templen; | |
a36c61f9 KG |
2015 | ++count; |
2016 | attr->len = | |
50444a34 M |
2017 | cpu_to_be16(templen + sizeof(attr->type) + |
2018 | sizeof(templen)); | |
a36c61f9 KG |
2019 | |
2020 | /* | |
2021 | * current Port Speed | |
2022 | */ | |
2023 | attr = (struct fdmi_attr_s *) curr_ptr; | |
ba816ea8 | 2024 | attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_PORT_SPEED); |
50444a34 M |
2025 | templen = sizeof(fcs_port_attr.curr_speed); |
2026 | memcpy(attr->value, &fcs_port_attr.curr_speed, templen); | |
2027 | curr_ptr += sizeof(attr->type) + sizeof(templen) + templen; | |
2028 | len += templen; | |
a36c61f9 | 2029 | ++count; |
50444a34 M |
2030 | attr->len = cpu_to_be16(templen + sizeof(attr->type) + |
2031 | sizeof(templen)); | |
a36c61f9 KG |
2032 | |
2033 | /* | |
2034 | * max frame size | |
2035 | */ | |
2036 | attr = (struct fdmi_attr_s *) curr_ptr; | |
ba816ea8 | 2037 | attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_FRAME_SIZE); |
50444a34 M |
2038 | templen = sizeof(fcs_port_attr.max_frm_size); |
2039 | memcpy(attr->value, &fcs_port_attr.max_frm_size, templen); | |
2040 | curr_ptr += sizeof(attr->type) + sizeof(templen) + templen; | |
2041 | len += templen; | |
a36c61f9 | 2042 | ++count; |
50444a34 M |
2043 | attr->len = cpu_to_be16(templen + sizeof(attr->type) + |
2044 | sizeof(templen)); | |
a36c61f9 KG |
2045 | |
2046 | /* | |
2047 | * OS Device Name | |
2048 | */ | |
2049 | if (fcs_port_attr.os_device_name[0] != '\0') { | |
2050 | attr = (struct fdmi_attr_s *) curr_ptr; | |
ba816ea8 | 2051 | attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_DEV_NAME); |
50444a34 M |
2052 | templen = (u16) strlen(fcs_port_attr.os_device_name); |
2053 | memcpy(attr->value, fcs_port_attr.os_device_name, templen); | |
2054 | templen = fc_roundup(templen, sizeof(u32)); | |
2055 | curr_ptr += sizeof(attr->type) + sizeof(templen) + templen; | |
2056 | len += templen; | |
a36c61f9 | 2057 | ++count; |
50444a34 M |
2058 | attr->len = cpu_to_be16(templen + sizeof(attr->type) + |
2059 | sizeof(templen)); | |
a36c61f9 KG |
2060 | } |
2061 | /* | |
2062 | * Host Name | |
2063 | */ | |
2064 | if (fcs_port_attr.host_name[0] != '\0') { | |
2065 | attr = (struct fdmi_attr_s *) curr_ptr; | |
ba816ea8 | 2066 | attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_HOST_NAME); |
50444a34 M |
2067 | templen = (u16) strlen(fcs_port_attr.host_name); |
2068 | memcpy(attr->value, fcs_port_attr.host_name, templen); | |
2069 | templen = fc_roundup(templen, sizeof(u32)); | |
2070 | curr_ptr += sizeof(attr->type) + sizeof(templen) + templen; | |
2071 | len += templen; | |
a36c61f9 | 2072 | ++count; |
50444a34 M |
2073 | attr->len = cpu_to_be16(templen + sizeof(attr->type) + |
2074 | sizeof(templen)); | |
a36c61f9 KG |
2075 | } |
2076 | ||
2077 | /* | |
2078 | * Update size of payload | |
2079 | */ | |
ba816ea8 | 2080 | port_attrib->attr_count = cpu_to_be32(count); |
5fbe25c7 | 2081 | len += ((sizeof(attr->type) + sizeof(attr->len)) * count); |
a36c61f9 KG |
2082 | return len; |
2083 | } | |
2084 | ||
2085 | static u16 | |
2086 | bfa_fcs_lport_fdmi_build_rprt_pyld(struct bfa_fcs_lport_fdmi_s *fdmi, u8 *pyld) | |
2087 | { | |
2088 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
2089 | struct fdmi_rprt_s *rprt = (struct fdmi_rprt_s *) pyld; | |
2090 | u16 len; | |
2091 | ||
2092 | rprt->hba_id = bfa_fcs_lport_get_pwwn(bfa_fcs_get_base_port(port->fcs)); | |
2093 | rprt->port_name = bfa_fcs_lport_get_pwwn(port); | |
2094 | ||
2095 | len = bfa_fcs_lport_fdmi_build_portattr_block(fdmi, | |
2096 | (u8 *) &rprt->port_attr_blk); | |
2097 | ||
2098 | len += sizeof(rprt->hba_id) + sizeof(rprt->port_name); | |
2099 | ||
2100 | return len; | |
2101 | } | |
2102 | ||
2103 | static void | |
2104 | bfa_fcs_lport_fdmi_rprt_response(void *fcsarg, struct bfa_fcxp_s *fcxp, | |
2105 | void *cbarg, bfa_status_t req_status, | |
2106 | u32 rsp_len, u32 resid_len, | |
2107 | struct fchs_s *rsp_fchs) | |
2108 | { | |
2109 | struct bfa_fcs_lport_fdmi_s *fdmi = | |
2110 | (struct bfa_fcs_lport_fdmi_s *) cbarg; | |
2111 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
2112 | struct ct_hdr_s *cthdr = NULL; | |
2113 | ||
2114 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
2115 | ||
2116 | /* | |
2117 | * Sanity Checks | |
2118 | */ | |
2119 | if (req_status != BFA_STATUS_OK) { | |
2120 | bfa_trc(port->fcs, req_status); | |
2121 | bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR); | |
2122 | return; | |
2123 | } | |
2124 | ||
2125 | cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); | |
ba816ea8 | 2126 | cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code); |
a36c61f9 KG |
2127 | |
2128 | if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { | |
2129 | bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_OK); | |
2130 | return; | |
2131 | } | |
2132 | ||
2133 | bfa_trc(port->fcs, cthdr->reason_code); | |
2134 | bfa_trc(port->fcs, cthdr->exp_code); | |
2135 | bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR); | |
2136 | } | |
2137 | ||
5fbe25c7 | 2138 | /* |
a36c61f9 KG |
2139 | * RPA : Register Port Attributes. |
2140 | */ | |
2141 | static void | |
2142 | bfa_fcs_lport_fdmi_send_rpa(void *fdmi_cbarg, struct bfa_fcxp_s *fcxp_alloced) | |
2143 | { | |
2144 | struct bfa_fcs_lport_fdmi_s *fdmi = fdmi_cbarg; | |
2145 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
2146 | struct fchs_s fchs; | |
2147 | u16 len, attr_len; | |
2148 | struct bfa_fcxp_s *fcxp; | |
2149 | u8 *pyld; | |
2150 | ||
2151 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
2152 | ||
2153 | fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); | |
2154 | if (!fcxp) { | |
2155 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &fdmi->fcxp_wqe, | |
2156 | bfa_fcs_lport_fdmi_send_rpa, fdmi); | |
2157 | return; | |
2158 | } | |
2159 | fdmi->fcxp = fcxp; | |
2160 | ||
2161 | pyld = bfa_fcxp_get_reqbuf(fcxp); | |
6a18b167 | 2162 | memset(pyld, 0, FC_MAX_PDUSZ); |
a36c61f9 KG |
2163 | |
2164 | len = fc_fdmi_reqhdr_build(&fchs, pyld, bfa_fcs_lport_get_fcid(port), | |
2165 | FDMI_RPA); | |
2166 | ||
5fbe25c7 JH |
2167 | attr_len = bfa_fcs_lport_fdmi_build_rpa_pyld(fdmi, |
2168 | (u8 *) ((struct ct_hdr_s *) pyld + 1)); | |
a36c61f9 KG |
2169 | |
2170 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, | |
2171 | FC_CLASS_3, len + attr_len, &fchs, | |
2172 | bfa_fcs_lport_fdmi_rpa_response, (void *)fdmi, | |
2173 | FC_MAX_PDUSZ, FC_FCCT_TOV); | |
2174 | ||
2175 | bfa_sm_send_event(fdmi, FDMISM_EVENT_RPA_SENT); | |
2176 | } | |
2177 | ||
2178 | static u16 | |
2179 | bfa_fcs_lport_fdmi_build_rpa_pyld(struct bfa_fcs_lport_fdmi_s *fdmi, u8 *pyld) | |
2180 | { | |
2181 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
2182 | struct fdmi_rpa_s *rpa = (struct fdmi_rpa_s *) pyld; | |
2183 | u16 len; | |
2184 | ||
2185 | rpa->port_name = bfa_fcs_lport_get_pwwn(port); | |
2186 | ||
2187 | len = bfa_fcs_lport_fdmi_build_portattr_block(fdmi, | |
2188 | (u8 *) &rpa->port_attr_blk); | |
2189 | ||
2190 | len += sizeof(rpa->port_name); | |
2191 | ||
2192 | return len; | |
2193 | } | |
2194 | ||
2195 | static void | |
2196 | bfa_fcs_lport_fdmi_rpa_response(void *fcsarg, struct bfa_fcxp_s *fcxp, | |
2197 | void *cbarg, bfa_status_t req_status, u32 rsp_len, | |
2198 | u32 resid_len, struct fchs_s *rsp_fchs) | |
2199 | { | |
2200 | struct bfa_fcs_lport_fdmi_s *fdmi = | |
2201 | (struct bfa_fcs_lport_fdmi_s *) cbarg; | |
2202 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
2203 | struct ct_hdr_s *cthdr = NULL; | |
2204 | ||
2205 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
2206 | ||
2207 | /* | |
2208 | * Sanity Checks | |
2209 | */ | |
2210 | if (req_status != BFA_STATUS_OK) { | |
2211 | bfa_trc(port->fcs, req_status); | |
2212 | bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR); | |
2213 | return; | |
2214 | } | |
2215 | ||
2216 | cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); | |
ba816ea8 | 2217 | cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code); |
a36c61f9 KG |
2218 | |
2219 | if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { | |
2220 | bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_OK); | |
2221 | return; | |
2222 | } | |
2223 | ||
2224 | bfa_trc(port->fcs, cthdr->reason_code); | |
2225 | bfa_trc(port->fcs, cthdr->exp_code); | |
2226 | bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR); | |
2227 | } | |
2228 | ||
2229 | static void | |
2230 | bfa_fcs_lport_fdmi_timeout(void *arg) | |
2231 | { | |
2232 | struct bfa_fcs_lport_fdmi_s *fdmi = (struct bfa_fcs_lport_fdmi_s *) arg; | |
2233 | ||
2234 | bfa_sm_send_event(fdmi, FDMISM_EVENT_TIMEOUT); | |
2235 | } | |
2236 | ||
52f94b6f | 2237 | static void |
a36c61f9 KG |
2238 | bfa_fcs_fdmi_get_hbaattr(struct bfa_fcs_lport_fdmi_s *fdmi, |
2239 | struct bfa_fcs_fdmi_hba_attr_s *hba_attr) | |
2240 | { | |
2241 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
2242 | struct bfa_fcs_driver_info_s *driver_info = &port->fcs->driver_info; | |
2243 | ||
6a18b167 | 2244 | memset(hba_attr, 0, sizeof(struct bfa_fcs_fdmi_hba_attr_s)); |
a36c61f9 KG |
2245 | |
2246 | bfa_ioc_get_adapter_manufacturer(&port->fcs->bfa->ioc, | |
2247 | hba_attr->manufacturer); | |
2248 | bfa_ioc_get_adapter_serial_num(&port->fcs->bfa->ioc, | |
2249 | hba_attr->serial_num); | |
2250 | bfa_ioc_get_adapter_model(&port->fcs->bfa->ioc, | |
2251 | hba_attr->model); | |
2252 | bfa_ioc_get_adapter_model(&port->fcs->bfa->ioc, | |
2253 | hba_attr->model_desc); | |
2254 | bfa_ioc_get_pci_chip_rev(&port->fcs->bfa->ioc, | |
2255 | hba_attr->hw_version); | |
2256 | bfa_ioc_get_adapter_optrom_ver(&port->fcs->bfa->ioc, | |
2257 | hba_attr->option_rom_ver); | |
2258 | bfa_ioc_get_adapter_fw_ver(&port->fcs->bfa->ioc, | |
2259 | hba_attr->fw_version); | |
2260 | ||
2261 | strncpy(hba_attr->driver_version, (char *)driver_info->version, | |
2262 | sizeof(hba_attr->driver_version)); | |
2263 | ||
2264 | strncpy(hba_attr->os_name, driver_info->host_os_name, | |
2265 | sizeof(hba_attr->os_name)); | |
2266 | ||
2267 | /* | |
2268 | * If there is a patch level, append it | |
2269 | * to the os name along with a separator | |
2270 | */ | |
2271 | if (driver_info->host_os_patch[0] != '\0') { | |
2272 | strncat(hba_attr->os_name, BFA_FCS_PORT_SYMBNAME_SEPARATOR, | |
2273 | sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR)); | |
2274 | strncat(hba_attr->os_name, driver_info->host_os_patch, | |
2275 | sizeof(driver_info->host_os_patch)); | |
2276 | } | |
2277 | ||
ba816ea8 | 2278 | hba_attr->max_ct_pyld = cpu_to_be32(FC_MAX_PDUSZ); |
a36c61f9 KG |
2279 | } |
2280 | ||
52f94b6f | 2281 | static void |
a36c61f9 KG |
2282 | bfa_fcs_fdmi_get_portattr(struct bfa_fcs_lport_fdmi_s *fdmi, |
2283 | struct bfa_fcs_fdmi_port_attr_s *port_attr) | |
2284 | { | |
2285 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
2286 | struct bfa_fcs_driver_info_s *driver_info = &port->fcs->driver_info; | |
2287 | struct bfa_port_attr_s pport_attr; | |
2288 | ||
6a18b167 | 2289 | memset(port_attr, 0, sizeof(struct bfa_fcs_fdmi_port_attr_s)); |
a36c61f9 KG |
2290 | |
2291 | /* | |
2292 | * get pport attributes from hal | |
2293 | */ | |
2294 | bfa_fcport_get_attr(port->fcs->bfa, &pport_attr); | |
2295 | ||
2296 | /* | |
2297 | * get FC4 type Bitmask | |
2298 | */ | |
2299 | fc_get_fc4type_bitmask(FC_TYPE_FCP, port_attr->supp_fc4_types); | |
2300 | ||
2301 | /* | |
2302 | * Supported Speeds | |
2303 | */ | |
d7be54cc KG |
2304 | switch (pport_attr.speed_supported) { |
2305 | case BFA_PORT_SPEED_16GBPS: | |
2306 | port_attr->supp_speed = | |
2307 | cpu_to_be32(BFA_FCS_FDMI_SUPP_SPEEDS_16G); | |
2308 | break; | |
2309 | ||
2310 | case BFA_PORT_SPEED_10GBPS: | |
2311 | port_attr->supp_speed = | |
2312 | cpu_to_be32(BFA_FCS_FDMI_SUPP_SPEEDS_10G); | |
2313 | break; | |
2314 | ||
2315 | case BFA_PORT_SPEED_8GBPS: | |
2316 | port_attr->supp_speed = | |
2317 | cpu_to_be32(BFA_FCS_FDMI_SUPP_SPEEDS_8G); | |
2318 | break; | |
2319 | ||
2320 | case BFA_PORT_SPEED_4GBPS: | |
2321 | port_attr->supp_speed = | |
2322 | cpu_to_be32(BFA_FCS_FDMI_SUPP_SPEEDS_4G); | |
2323 | break; | |
2324 | ||
2325 | default: | |
2326 | bfa_sm_fault(port->fcs, pport_attr.speed_supported); | |
2327 | } | |
a36c61f9 KG |
2328 | |
2329 | /* | |
2330 | * Current Speed | |
2331 | */ | |
d7be54cc KG |
2332 | port_attr->curr_speed = cpu_to_be32( |
2333 | bfa_fcs_fdmi_convert_speed(pport_attr.speed)); | |
a36c61f9 KG |
2334 | |
2335 | /* | |
2336 | * Max PDU Size. | |
2337 | */ | |
ba816ea8 | 2338 | port_attr->max_frm_size = cpu_to_be32(FC_MAX_PDUSZ); |
a36c61f9 KG |
2339 | |
2340 | /* | |
2341 | * OS device Name | |
2342 | */ | |
2343 | strncpy(port_attr->os_device_name, (char *)driver_info->os_device_name, | |
2344 | sizeof(port_attr->os_device_name)); | |
2345 | ||
2346 | /* | |
2347 | * Host name | |
2348 | */ | |
2349 | strncpy(port_attr->host_name, (char *)driver_info->host_machine_name, | |
2350 | sizeof(port_attr->host_name)); | |
2351 | ||
2352 | } | |
2353 | ||
d7be54cc KG |
2354 | /* |
2355 | * Convert BFA speed to FDMI format. | |
2356 | */ | |
2357 | u32 | |
2358 | bfa_fcs_fdmi_convert_speed(bfa_port_speed_t pport_speed) | |
2359 | { | |
2360 | u32 ret; | |
2361 | ||
2362 | switch (pport_speed) { | |
2363 | case BFA_PORT_SPEED_1GBPS: | |
2364 | case BFA_PORT_SPEED_2GBPS: | |
2365 | ret = pport_speed; | |
2366 | break; | |
2367 | ||
2368 | case BFA_PORT_SPEED_4GBPS: | |
2369 | ret = FDMI_TRANS_SPEED_4G; | |
2370 | break; | |
2371 | ||
2372 | case BFA_PORT_SPEED_8GBPS: | |
2373 | ret = FDMI_TRANS_SPEED_8G; | |
2374 | break; | |
2375 | ||
2376 | case BFA_PORT_SPEED_10GBPS: | |
2377 | ret = FDMI_TRANS_SPEED_10G; | |
2378 | break; | |
2379 | ||
2380 | case BFA_PORT_SPEED_16GBPS: | |
2381 | ret = FDMI_TRANS_SPEED_16G; | |
2382 | break; | |
2383 | ||
2384 | default: | |
2385 | ret = FDMI_TRANS_SPEED_UNKNOWN; | |
2386 | } | |
2387 | return ret; | |
2388 | } | |
a36c61f9 KG |
2389 | |
2390 | void | |
2391 | bfa_fcs_lport_fdmi_init(struct bfa_fcs_lport_ms_s *ms) | |
2392 | { | |
2393 | struct bfa_fcs_lport_fdmi_s *fdmi = &ms->fdmi; | |
2394 | ||
2395 | fdmi->ms = ms; | |
2396 | if (ms->port->fcs->fdmi_enabled) | |
2397 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); | |
2398 | else | |
2399 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_disabled); | |
2400 | } | |
2401 | ||
2402 | void | |
2403 | bfa_fcs_lport_fdmi_offline(struct bfa_fcs_lport_ms_s *ms) | |
2404 | { | |
2405 | struct bfa_fcs_lport_fdmi_s *fdmi = &ms->fdmi; | |
2406 | ||
2407 | fdmi->ms = ms; | |
2408 | bfa_sm_send_event(fdmi, FDMISM_EVENT_PORT_OFFLINE); | |
2409 | } | |
2410 | ||
2411 | void | |
2412 | bfa_fcs_lport_fdmi_online(struct bfa_fcs_lport_ms_s *ms) | |
2413 | { | |
2414 | struct bfa_fcs_lport_fdmi_s *fdmi = &ms->fdmi; | |
2415 | ||
2416 | fdmi->ms = ms; | |
2417 | bfa_sm_send_event(fdmi, FDMISM_EVENT_PORT_ONLINE); | |
2418 | } | |
2419 | ||
2420 | #define BFA_FCS_MS_CMD_MAX_RETRIES 2 | |
2421 | ||
2422 | /* | |
2423 | * forward declarations | |
2424 | */ | |
2425 | static void bfa_fcs_lport_ms_send_plogi(void *ms_cbarg, | |
2426 | struct bfa_fcxp_s *fcxp_alloced); | |
2427 | static void bfa_fcs_lport_ms_timeout(void *arg); | |
2428 | static void bfa_fcs_lport_ms_plogi_response(void *fcsarg, | |
2429 | struct bfa_fcxp_s *fcxp, | |
2430 | void *cbarg, | |
2431 | bfa_status_t req_status, | |
2432 | u32 rsp_len, | |
2433 | u32 resid_len, | |
2434 | struct fchs_s *rsp_fchs); | |
2435 | ||
2436 | static void bfa_fcs_lport_ms_send_gmal(void *ms_cbarg, | |
2437 | struct bfa_fcxp_s *fcxp_alloced); | |
2438 | static void bfa_fcs_lport_ms_gmal_response(void *fcsarg, | |
2439 | struct bfa_fcxp_s *fcxp, | |
2440 | void *cbarg, | |
2441 | bfa_status_t req_status, | |
2442 | u32 rsp_len, | |
2443 | u32 resid_len, | |
2444 | struct fchs_s *rsp_fchs); | |
2445 | static void bfa_fcs_lport_ms_send_gfn(void *ms_cbarg, | |
2446 | struct bfa_fcxp_s *fcxp_alloced); | |
2447 | static void bfa_fcs_lport_ms_gfn_response(void *fcsarg, | |
2448 | struct bfa_fcxp_s *fcxp, | |
2449 | void *cbarg, | |
2450 | bfa_status_t req_status, | |
2451 | u32 rsp_len, | |
2452 | u32 resid_len, | |
2453 | struct fchs_s *rsp_fchs); | |
5fbe25c7 | 2454 | /* |
a36c61f9 KG |
2455 | * fcs_ms_sm FCS MS state machine |
2456 | */ | |
2457 | ||
5fbe25c7 | 2458 | /* |
a36c61f9 KG |
2459 | * MS State Machine events |
2460 | */ | |
2461 | enum port_ms_event { | |
2462 | MSSM_EVENT_PORT_ONLINE = 1, | |
2463 | MSSM_EVENT_PORT_OFFLINE = 2, | |
2464 | MSSM_EVENT_RSP_OK = 3, | |
2465 | MSSM_EVENT_RSP_ERROR = 4, | |
2466 | MSSM_EVENT_TIMEOUT = 5, | |
2467 | MSSM_EVENT_FCXP_SENT = 6, | |
2468 | MSSM_EVENT_PORT_FABRIC_RSCN = 7 | |
2469 | }; | |
2470 | ||
2471 | static void bfa_fcs_lport_ms_sm_offline(struct bfa_fcs_lport_ms_s *ms, | |
2472 | enum port_ms_event event); | |
2473 | static void bfa_fcs_lport_ms_sm_plogi_sending(struct bfa_fcs_lport_ms_s *ms, | |
2474 | enum port_ms_event event); | |
2475 | static void bfa_fcs_lport_ms_sm_plogi(struct bfa_fcs_lport_ms_s *ms, | |
2476 | enum port_ms_event event); | |
2477 | static void bfa_fcs_lport_ms_sm_plogi_retry(struct bfa_fcs_lport_ms_s *ms, | |
2478 | enum port_ms_event event); | |
2479 | static void bfa_fcs_lport_ms_sm_gmal_sending(struct bfa_fcs_lport_ms_s *ms, | |
2480 | enum port_ms_event event); | |
2481 | static void bfa_fcs_lport_ms_sm_gmal(struct bfa_fcs_lport_ms_s *ms, | |
2482 | enum port_ms_event event); | |
2483 | static void bfa_fcs_lport_ms_sm_gmal_retry(struct bfa_fcs_lport_ms_s *ms, | |
2484 | enum port_ms_event event); | |
2485 | static void bfa_fcs_lport_ms_sm_gfn_sending(struct bfa_fcs_lport_ms_s *ms, | |
2486 | enum port_ms_event event); | |
2487 | static void bfa_fcs_lport_ms_sm_gfn(struct bfa_fcs_lport_ms_s *ms, | |
2488 | enum port_ms_event event); | |
2489 | static void bfa_fcs_lport_ms_sm_gfn_retry(struct bfa_fcs_lport_ms_s *ms, | |
2490 | enum port_ms_event event); | |
2491 | static void bfa_fcs_lport_ms_sm_online(struct bfa_fcs_lport_ms_s *ms, | |
2492 | enum port_ms_event event); | |
5fbe25c7 | 2493 | /* |
a36c61f9 KG |
2494 | * Start in offline state - awaiting NS to send start. |
2495 | */ | |
2496 | static void | |
2497 | bfa_fcs_lport_ms_sm_offline(struct bfa_fcs_lport_ms_s *ms, | |
2498 | enum port_ms_event event) | |
2499 | { | |
2500 | bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); | |
2501 | bfa_trc(ms->port->fcs, event); | |
2502 | ||
2503 | switch (event) { | |
2504 | case MSSM_EVENT_PORT_ONLINE: | |
2505 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_plogi_sending); | |
2506 | bfa_fcs_lport_ms_send_plogi(ms, NULL); | |
2507 | break; | |
2508 | ||
2509 | case MSSM_EVENT_PORT_OFFLINE: | |
2510 | break; | |
2511 | ||
2512 | default: | |
2513 | bfa_sm_fault(ms->port->fcs, event); | |
2514 | } | |
2515 | } | |
2516 | ||
2517 | static void | |
2518 | bfa_fcs_lport_ms_sm_plogi_sending(struct bfa_fcs_lport_ms_s *ms, | |
2519 | enum port_ms_event event) | |
2520 | { | |
2521 | bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); | |
2522 | bfa_trc(ms->port->fcs, event); | |
2523 | ||
2524 | switch (event) { | |
2525 | case MSSM_EVENT_FCXP_SENT: | |
2526 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_plogi); | |
2527 | break; | |
2528 | ||
2529 | case MSSM_EVENT_PORT_OFFLINE: | |
2530 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline); | |
2531 | bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ms->port), | |
2532 | &ms->fcxp_wqe); | |
2533 | break; | |
2534 | ||
2535 | default: | |
2536 | bfa_sm_fault(ms->port->fcs, event); | |
2537 | } | |
2538 | } | |
2539 | ||
2540 | static void | |
2541 | bfa_fcs_lport_ms_sm_plogi(struct bfa_fcs_lport_ms_s *ms, | |
2542 | enum port_ms_event event) | |
2543 | { | |
2544 | bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); | |
2545 | bfa_trc(ms->port->fcs, event); | |
2546 | ||
2547 | switch (event) { | |
2548 | case MSSM_EVENT_RSP_ERROR: | |
2549 | /* | |
2550 | * Start timer for a delayed retry | |
2551 | */ | |
2552 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_plogi_retry); | |
2553 | ms->port->stats.ms_retries++; | |
2554 | bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ms->port), | |
2555 | &ms->timer, bfa_fcs_lport_ms_timeout, ms, | |
2556 | BFA_FCS_RETRY_TIMEOUT); | |
2557 | break; | |
2558 | ||
2559 | case MSSM_EVENT_RSP_OK: | |
2560 | /* | |
2561 | * since plogi is done, now invoke MS related sub-modules | |
2562 | */ | |
2563 | bfa_fcs_lport_fdmi_online(ms); | |
2564 | ||
5fbe25c7 | 2565 | /* |
a36c61f9 KG |
2566 | * if this is a Vport, go to online state. |
2567 | */ | |
2568 | if (ms->port->vport) { | |
2569 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_online); | |
2570 | break; | |
2571 | } | |
2572 | ||
2573 | /* | |
2574 | * For a base port we need to get the | |
2575 | * switch's IP address. | |
2576 | */ | |
2577 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gmal_sending); | |
2578 | bfa_fcs_lport_ms_send_gmal(ms, NULL); | |
2579 | break; | |
2580 | ||
2581 | case MSSM_EVENT_PORT_OFFLINE: | |
2582 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline); | |
2583 | bfa_fcxp_discard(ms->fcxp); | |
2584 | break; | |
2585 | ||
2586 | default: | |
2587 | bfa_sm_fault(ms->port->fcs, event); | |
2588 | } | |
2589 | } | |
2590 | ||
2591 | static void | |
2592 | bfa_fcs_lport_ms_sm_plogi_retry(struct bfa_fcs_lport_ms_s *ms, | |
2593 | enum port_ms_event event) | |
2594 | { | |
2595 | bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); | |
2596 | bfa_trc(ms->port->fcs, event); | |
2597 | ||
2598 | switch (event) { | |
2599 | case MSSM_EVENT_TIMEOUT: | |
2600 | /* | |
2601 | * Retry Timer Expired. Re-send | |
2602 | */ | |
2603 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_plogi_sending); | |
2604 | bfa_fcs_lport_ms_send_plogi(ms, NULL); | |
2605 | break; | |
2606 | ||
2607 | case MSSM_EVENT_PORT_OFFLINE: | |
2608 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline); | |
2609 | bfa_timer_stop(&ms->timer); | |
2610 | break; | |
2611 | ||
2612 | default: | |
2613 | bfa_sm_fault(ms->port->fcs, event); | |
2614 | } | |
2615 | } | |
2616 | ||
2617 | static void | |
2618 | bfa_fcs_lport_ms_sm_online(struct bfa_fcs_lport_ms_s *ms, | |
2619 | enum port_ms_event event) | |
2620 | { | |
2621 | bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); | |
2622 | bfa_trc(ms->port->fcs, event); | |
2623 | ||
2624 | switch (event) { | |
2625 | case MSSM_EVENT_PORT_OFFLINE: | |
2626 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline); | |
2627 | break; | |
2628 | ||
2629 | case MSSM_EVENT_PORT_FABRIC_RSCN: | |
2630 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gfn_sending); | |
2631 | ms->retry_cnt = 0; | |
2632 | bfa_fcs_lport_ms_send_gfn(ms, NULL); | |
2633 | break; | |
2634 | ||
2635 | default: | |
2636 | bfa_sm_fault(ms->port->fcs, event); | |
2637 | } | |
2638 | } | |
2639 | ||
2640 | static void | |
2641 | bfa_fcs_lport_ms_sm_gmal_sending(struct bfa_fcs_lport_ms_s *ms, | |
2642 | enum port_ms_event event) | |
2643 | { | |
2644 | bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); | |
2645 | bfa_trc(ms->port->fcs, event); | |
2646 | ||
2647 | switch (event) { | |
2648 | case MSSM_EVENT_FCXP_SENT: | |
2649 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gmal); | |
2650 | break; | |
2651 | ||
2652 | case MSSM_EVENT_PORT_OFFLINE: | |
2653 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline); | |
2654 | bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ms->port), | |
2655 | &ms->fcxp_wqe); | |
2656 | break; | |
2657 | ||
2658 | default: | |
2659 | bfa_sm_fault(ms->port->fcs, event); | |
2660 | } | |
2661 | } | |
2662 | ||
2663 | static void | |
2664 | bfa_fcs_lport_ms_sm_gmal(struct bfa_fcs_lport_ms_s *ms, | |
2665 | enum port_ms_event event) | |
2666 | { | |
2667 | bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); | |
2668 | bfa_trc(ms->port->fcs, event); | |
2669 | ||
2670 | switch (event) { | |
2671 | case MSSM_EVENT_RSP_ERROR: | |
2672 | /* | |
2673 | * Start timer for a delayed retry | |
2674 | */ | |
2675 | if (ms->retry_cnt++ < BFA_FCS_MS_CMD_MAX_RETRIES) { | |
2676 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gmal_retry); | |
2677 | ms->port->stats.ms_retries++; | |
2678 | bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ms->port), | |
2679 | &ms->timer, bfa_fcs_lport_ms_timeout, ms, | |
2680 | BFA_FCS_RETRY_TIMEOUT); | |
2681 | } else { | |
2682 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gfn_sending); | |
2683 | bfa_fcs_lport_ms_send_gfn(ms, NULL); | |
2684 | ms->retry_cnt = 0; | |
2685 | } | |
2686 | break; | |
2687 | ||
2688 | case MSSM_EVENT_RSP_OK: | |
2689 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gfn_sending); | |
2690 | bfa_fcs_lport_ms_send_gfn(ms, NULL); | |
2691 | break; | |
2692 | ||
2693 | case MSSM_EVENT_PORT_OFFLINE: | |
2694 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline); | |
2695 | bfa_fcxp_discard(ms->fcxp); | |
2696 | break; | |
2697 | ||
2698 | default: | |
2699 | bfa_sm_fault(ms->port->fcs, event); | |
2700 | } | |
2701 | } | |
2702 | ||
2703 | static void | |
2704 | bfa_fcs_lport_ms_sm_gmal_retry(struct bfa_fcs_lport_ms_s *ms, | |
2705 | enum port_ms_event event) | |
2706 | { | |
2707 | bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); | |
2708 | bfa_trc(ms->port->fcs, event); | |
2709 | ||
2710 | switch (event) { | |
2711 | case MSSM_EVENT_TIMEOUT: | |
2712 | /* | |
2713 | * Retry Timer Expired. Re-send | |
2714 | */ | |
2715 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gmal_sending); | |
2716 | bfa_fcs_lport_ms_send_gmal(ms, NULL); | |
2717 | break; | |
2718 | ||
2719 | case MSSM_EVENT_PORT_OFFLINE: | |
2720 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline); | |
2721 | bfa_timer_stop(&ms->timer); | |
2722 | break; | |
2723 | ||
2724 | default: | |
2725 | bfa_sm_fault(ms->port->fcs, event); | |
2726 | } | |
2727 | } | |
5fbe25c7 | 2728 | /* |
a36c61f9 KG |
2729 | * ms_pvt MS local functions |
2730 | */ | |
2731 | ||
2732 | static void | |
2733 | bfa_fcs_lport_ms_send_gmal(void *ms_cbarg, struct bfa_fcxp_s *fcxp_alloced) | |
2734 | { | |
2735 | struct bfa_fcs_lport_ms_s *ms = ms_cbarg; | |
2736 | bfa_fcs_lport_t *port = ms->port; | |
2737 | struct fchs_s fchs; | |
2738 | int len; | |
2739 | struct bfa_fcxp_s *fcxp; | |
2740 | ||
2741 | bfa_trc(port->fcs, port->pid); | |
2742 | ||
2743 | fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); | |
2744 | if (!fcxp) { | |
2745 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ms->fcxp_wqe, | |
2746 | bfa_fcs_lport_ms_send_gmal, ms); | |
2747 | return; | |
2748 | } | |
2749 | ms->fcxp = fcxp; | |
2750 | ||
2751 | len = fc_gmal_req_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), | |
2752 | bfa_fcs_lport_get_fcid(port), | |
f7f73812 | 2753 | port->fabric->lps->pr_nwwn); |
a36c61f9 KG |
2754 | |
2755 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, | |
2756 | FC_CLASS_3, len, &fchs, | |
2757 | bfa_fcs_lport_ms_gmal_response, (void *)ms, | |
2758 | FC_MAX_PDUSZ, FC_FCCT_TOV); | |
2759 | ||
2760 | bfa_sm_send_event(ms, MSSM_EVENT_FCXP_SENT); | |
2761 | } | |
2762 | ||
2763 | static void | |
2764 | bfa_fcs_lport_ms_gmal_response(void *fcsarg, struct bfa_fcxp_s *fcxp, | |
2765 | void *cbarg, bfa_status_t req_status, | |
2766 | u32 rsp_len, u32 resid_len, | |
2767 | struct fchs_s *rsp_fchs) | |
2768 | { | |
2769 | struct bfa_fcs_lport_ms_s *ms = (struct bfa_fcs_lport_ms_s *) cbarg; | |
2770 | bfa_fcs_lport_t *port = ms->port; | |
2771 | struct ct_hdr_s *cthdr = NULL; | |
2772 | struct fcgs_gmal_resp_s *gmal_resp; | |
2773 | struct fcgs_gmal_entry_s *gmal_entry; | |
2774 | u32 num_entries; | |
2775 | u8 *rsp_str; | |
2776 | ||
2777 | bfa_trc(port->fcs, req_status); | |
2778 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
2779 | ||
2780 | /* | |
2781 | * Sanity Checks | |
2782 | */ | |
2783 | if (req_status != BFA_STATUS_OK) { | |
2784 | bfa_trc(port->fcs, req_status); | |
2785 | bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); | |
2786 | return; | |
2787 | } | |
2788 | ||
2789 | cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); | |
ba816ea8 | 2790 | cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code); |
a36c61f9 KG |
2791 | |
2792 | if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { | |
2793 | gmal_resp = (struct fcgs_gmal_resp_s *)(cthdr + 1); | |
2794 | ||
ba816ea8 | 2795 | num_entries = be32_to_cpu(gmal_resp->ms_len); |
a36c61f9 KG |
2796 | if (num_entries == 0) { |
2797 | bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); | |
2798 | return; | |
2799 | } | |
2800 | /* | |
2801 | * The response could contain multiple Entries. | |
2802 | * Entries for SNMP interface, etc. | |
2803 | * We look for the entry with a telnet prefix. | |
2804 | * First "http://" entry refers to IP addr | |
2805 | */ | |
2806 | ||
2807 | gmal_entry = (struct fcgs_gmal_entry_s *)gmal_resp->ms_ma; | |
2808 | while (num_entries > 0) { | |
2809 | if (strncmp(gmal_entry->prefix, | |
2810 | CT_GMAL_RESP_PREFIX_HTTP, | |
2811 | sizeof(gmal_entry->prefix)) == 0) { | |
2812 | ||
2813 | /* | |
2814 | * if the IP address is terminating with a '/', | |
2815 | * remove it. | |
2816 | * Byte 0 consists of the length of the string. | |
2817 | */ | |
2818 | rsp_str = &(gmal_entry->prefix[0]); | |
2819 | if (rsp_str[gmal_entry->len-1] == '/') | |
2820 | rsp_str[gmal_entry->len-1] = 0; | |
2821 | ||
2822 | /* copy IP Address to fabric */ | |
2823 | strncpy(bfa_fcs_lport_get_fabric_ipaddr(port), | |
2824 | gmal_entry->ip_addr, | |
2825 | BFA_FCS_FABRIC_IPADDR_SZ); | |
2826 | break; | |
2827 | } else { | |
2828 | --num_entries; | |
2829 | ++gmal_entry; | |
2830 | } | |
2831 | } | |
2832 | ||
2833 | bfa_sm_send_event(ms, MSSM_EVENT_RSP_OK); | |
2834 | return; | |
2835 | } | |
2836 | ||
2837 | bfa_trc(port->fcs, cthdr->reason_code); | |
2838 | bfa_trc(port->fcs, cthdr->exp_code); | |
2839 | bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); | |
2840 | } | |
2841 | ||
2842 | static void | |
2843 | bfa_fcs_lport_ms_sm_gfn_sending(struct bfa_fcs_lport_ms_s *ms, | |
2844 | enum port_ms_event event) | |
2845 | { | |
2846 | bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); | |
2847 | bfa_trc(ms->port->fcs, event); | |
2848 | ||
2849 | switch (event) { | |
2850 | case MSSM_EVENT_FCXP_SENT: | |
2851 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gfn); | |
2852 | break; | |
2853 | ||
2854 | case MSSM_EVENT_PORT_OFFLINE: | |
2855 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline); | |
2856 | bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ms->port), | |
2857 | &ms->fcxp_wqe); | |
2858 | break; | |
2859 | ||
2860 | default: | |
2861 | bfa_sm_fault(ms->port->fcs, event); | |
2862 | } | |
2863 | } | |
2864 | ||
2865 | static void | |
2866 | bfa_fcs_lport_ms_sm_gfn(struct bfa_fcs_lport_ms_s *ms, | |
2867 | enum port_ms_event event) | |
2868 | { | |
2869 | bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); | |
2870 | bfa_trc(ms->port->fcs, event); | |
2871 | ||
2872 | switch (event) { | |
2873 | case MSSM_EVENT_RSP_ERROR: | |
2874 | /* | |
2875 | * Start timer for a delayed retry | |
2876 | */ | |
2877 | if (ms->retry_cnt++ < BFA_FCS_MS_CMD_MAX_RETRIES) { | |
2878 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gfn_retry); | |
2879 | ms->port->stats.ms_retries++; | |
2880 | bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ms->port), | |
2881 | &ms->timer, bfa_fcs_lport_ms_timeout, ms, | |
2882 | BFA_FCS_RETRY_TIMEOUT); | |
2883 | } else { | |
2884 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_online); | |
2885 | ms->retry_cnt = 0; | |
2886 | } | |
2887 | break; | |
2888 | ||
2889 | case MSSM_EVENT_RSP_OK: | |
2890 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_online); | |
2891 | break; | |
2892 | ||
2893 | case MSSM_EVENT_PORT_OFFLINE: | |
2894 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline); | |
2895 | bfa_fcxp_discard(ms->fcxp); | |
2896 | break; | |
2897 | ||
2898 | default: | |
2899 | bfa_sm_fault(ms->port->fcs, event); | |
2900 | } | |
2901 | } | |
2902 | ||
2903 | static void | |
2904 | bfa_fcs_lport_ms_sm_gfn_retry(struct bfa_fcs_lport_ms_s *ms, | |
2905 | enum port_ms_event event) | |
2906 | { | |
2907 | bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); | |
2908 | bfa_trc(ms->port->fcs, event); | |
2909 | ||
2910 | switch (event) { | |
2911 | case MSSM_EVENT_TIMEOUT: | |
2912 | /* | |
2913 | * Retry Timer Expired. Re-send | |
2914 | */ | |
2915 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gfn_sending); | |
2916 | bfa_fcs_lport_ms_send_gfn(ms, NULL); | |
2917 | break; | |
2918 | ||
2919 | case MSSM_EVENT_PORT_OFFLINE: | |
2920 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline); | |
2921 | bfa_timer_stop(&ms->timer); | |
2922 | break; | |
2923 | ||
2924 | default: | |
2925 | bfa_sm_fault(ms->port->fcs, event); | |
2926 | } | |
2927 | } | |
5fbe25c7 | 2928 | /* |
a36c61f9 KG |
2929 | * ms_pvt MS local functions |
2930 | */ | |
2931 | ||
2932 | static void | |
2933 | bfa_fcs_lport_ms_send_gfn(void *ms_cbarg, struct bfa_fcxp_s *fcxp_alloced) | |
2934 | { | |
2935 | struct bfa_fcs_lport_ms_s *ms = ms_cbarg; | |
2936 | bfa_fcs_lport_t *port = ms->port; | |
2937 | struct fchs_s fchs; | |
2938 | int len; | |
2939 | struct bfa_fcxp_s *fcxp; | |
2940 | ||
2941 | bfa_trc(port->fcs, port->pid); | |
2942 | ||
2943 | fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); | |
2944 | if (!fcxp) { | |
2945 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ms->fcxp_wqe, | |
2946 | bfa_fcs_lport_ms_send_gfn, ms); | |
2947 | return; | |
2948 | } | |
2949 | ms->fcxp = fcxp; | |
2950 | ||
2951 | len = fc_gfn_req_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), | |
2952 | bfa_fcs_lport_get_fcid(port), | |
f7f73812 | 2953 | port->fabric->lps->pr_nwwn); |
a36c61f9 KG |
2954 | |
2955 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, | |
2956 | FC_CLASS_3, len, &fchs, | |
2957 | bfa_fcs_lport_ms_gfn_response, (void *)ms, | |
2958 | FC_MAX_PDUSZ, FC_FCCT_TOV); | |
2959 | ||
2960 | bfa_sm_send_event(ms, MSSM_EVENT_FCXP_SENT); | |
2961 | } | |
2962 | ||
2963 | static void | |
2964 | bfa_fcs_lport_ms_gfn_response(void *fcsarg, struct bfa_fcxp_s *fcxp, | |
2965 | void *cbarg, bfa_status_t req_status, u32 rsp_len, | |
2966 | u32 resid_len, struct fchs_s *rsp_fchs) | |
2967 | { | |
2968 | struct bfa_fcs_lport_ms_s *ms = (struct bfa_fcs_lport_ms_s *) cbarg; | |
2969 | bfa_fcs_lport_t *port = ms->port; | |
2970 | struct ct_hdr_s *cthdr = NULL; | |
2971 | wwn_t *gfn_resp; | |
2972 | ||
2973 | bfa_trc(port->fcs, req_status); | |
2974 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
2975 | ||
2976 | /* | |
2977 | * Sanity Checks | |
2978 | */ | |
2979 | if (req_status != BFA_STATUS_OK) { | |
2980 | bfa_trc(port->fcs, req_status); | |
2981 | bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); | |
2982 | return; | |
2983 | } | |
2984 | ||
2985 | cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); | |
ba816ea8 | 2986 | cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code); |
a36c61f9 KG |
2987 | |
2988 | if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { | |
2989 | gfn_resp = (wwn_t *)(cthdr + 1); | |
2990 | /* check if it has actually changed */ | |
2991 | if ((memcmp((void *)&bfa_fcs_lport_get_fabric_name(port), | |
2992 | gfn_resp, sizeof(wwn_t)) != 0)) { | |
2993 | bfa_fcs_fabric_set_fabric_name(port->fabric, *gfn_resp); | |
2994 | } | |
2995 | bfa_sm_send_event(ms, MSSM_EVENT_RSP_OK); | |
2996 | return; | |
2997 | } | |
2998 | ||
2999 | bfa_trc(port->fcs, cthdr->reason_code); | |
3000 | bfa_trc(port->fcs, cthdr->exp_code); | |
3001 | bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); | |
3002 | } | |
3003 | ||
5fbe25c7 | 3004 | /* |
a36c61f9 KG |
3005 | * ms_pvt MS local functions |
3006 | */ | |
3007 | ||
3008 | static void | |
3009 | bfa_fcs_lport_ms_send_plogi(void *ms_cbarg, struct bfa_fcxp_s *fcxp_alloced) | |
3010 | { | |
3011 | struct bfa_fcs_lport_ms_s *ms = ms_cbarg; | |
3012 | struct bfa_fcs_lport_s *port = ms->port; | |
3013 | struct fchs_s fchs; | |
3014 | int len; | |
3015 | struct bfa_fcxp_s *fcxp; | |
3016 | ||
3017 | bfa_trc(port->fcs, port->pid); | |
3018 | ||
3019 | fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); | |
3020 | if (!fcxp) { | |
3021 | port->stats.ms_plogi_alloc_wait++; | |
3022 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ms->fcxp_wqe, | |
3023 | bfa_fcs_lport_ms_send_plogi, ms); | |
3024 | return; | |
3025 | } | |
3026 | ms->fcxp = fcxp; | |
3027 | ||
3028 | len = fc_plogi_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), | |
f16a1750 | 3029 | bfa_hton3b(FC_MGMT_SERVER), |
a36c61f9 KG |
3030 | bfa_fcs_lport_get_fcid(port), 0, |
3031 | port->port_cfg.pwwn, port->port_cfg.nwwn, | |
be540a99 KG |
3032 | bfa_fcport_get_maxfrsize(port->fcs->bfa), |
3033 | bfa_fcport_get_rx_bbcredit(port->fcs->bfa)); | |
a36c61f9 KG |
3034 | |
3035 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, | |
3036 | FC_CLASS_3, len, &fchs, | |
3037 | bfa_fcs_lport_ms_plogi_response, (void *)ms, | |
3038 | FC_MAX_PDUSZ, FC_ELS_TOV); | |
3039 | ||
3040 | port->stats.ms_plogi_sent++; | |
3041 | bfa_sm_send_event(ms, MSSM_EVENT_FCXP_SENT); | |
3042 | } | |
3043 | ||
3044 | static void | |
3045 | bfa_fcs_lport_ms_plogi_response(void *fcsarg, struct bfa_fcxp_s *fcxp, | |
3046 | void *cbarg, bfa_status_t req_status, | |
3047 | u32 rsp_len, u32 resid_len, struct fchs_s *rsp_fchs) | |
3048 | { | |
3049 | struct bfa_fcs_lport_ms_s *ms = (struct bfa_fcs_lport_ms_s *) cbarg; | |
3050 | struct bfa_fcs_lport_s *port = ms->port; | |
3051 | struct fc_els_cmd_s *els_cmd; | |
3052 | struct fc_ls_rjt_s *ls_rjt; | |
3053 | ||
3054 | bfa_trc(port->fcs, req_status); | |
3055 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
3056 | ||
3057 | /* | |
3058 | * Sanity Checks | |
3059 | */ | |
3060 | if (req_status != BFA_STATUS_OK) { | |
3061 | port->stats.ms_plogi_rsp_err++; | |
3062 | bfa_trc(port->fcs, req_status); | |
3063 | bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); | |
3064 | return; | |
3065 | } | |
3066 | ||
3067 | els_cmd = (struct fc_els_cmd_s *) BFA_FCXP_RSP_PLD(fcxp); | |
3068 | ||
3069 | switch (els_cmd->els_code) { | |
3070 | ||
3071 | case FC_ELS_ACC: | |
3072 | if (rsp_len < sizeof(struct fc_logi_s)) { | |
3073 | bfa_trc(port->fcs, rsp_len); | |
3074 | port->stats.ms_plogi_acc_err++; | |
3075 | bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); | |
3076 | break; | |
3077 | } | |
3078 | port->stats.ms_plogi_accepts++; | |
3079 | bfa_sm_send_event(ms, MSSM_EVENT_RSP_OK); | |
3080 | break; | |
3081 | ||
3082 | case FC_ELS_LS_RJT: | |
3083 | ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp); | |
3084 | ||
3085 | bfa_trc(port->fcs, ls_rjt->reason_code); | |
3086 | bfa_trc(port->fcs, ls_rjt->reason_code_expl); | |
3087 | ||
3088 | port->stats.ms_rejects++; | |
3089 | bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); | |
3090 | break; | |
3091 | ||
3092 | default: | |
3093 | port->stats.ms_plogi_unknown_rsp++; | |
3094 | bfa_trc(port->fcs, els_cmd->els_code); | |
3095 | bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); | |
3096 | } | |
3097 | } | |
3098 | ||
3099 | static void | |
3100 | bfa_fcs_lport_ms_timeout(void *arg) | |
3101 | { | |
3102 | struct bfa_fcs_lport_ms_s *ms = (struct bfa_fcs_lport_ms_s *) arg; | |
3103 | ||
3104 | ms->port->stats.ms_timeouts++; | |
3105 | bfa_sm_send_event(ms, MSSM_EVENT_TIMEOUT); | |
3106 | } | |
3107 | ||
3108 | ||
3109 | void | |
3110 | bfa_fcs_lport_ms_init(struct bfa_fcs_lport_s *port) | |
3111 | { | |
3112 | struct bfa_fcs_lport_ms_s *ms = BFA_FCS_GET_MS_FROM_PORT(port); | |
3113 | ||
3114 | ms->port = port; | |
3115 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline); | |
3116 | ||
3117 | /* | |
3118 | * Invoke init routines of sub modules. | |
3119 | */ | |
3120 | bfa_fcs_lport_fdmi_init(ms); | |
3121 | } | |
3122 | ||
3123 | void | |
3124 | bfa_fcs_lport_ms_offline(struct bfa_fcs_lport_s *port) | |
3125 | { | |
3126 | struct bfa_fcs_lport_ms_s *ms = BFA_FCS_GET_MS_FROM_PORT(port); | |
3127 | ||
3128 | ms->port = port; | |
3129 | bfa_sm_send_event(ms, MSSM_EVENT_PORT_OFFLINE); | |
3130 | bfa_fcs_lport_fdmi_offline(ms); | |
3131 | } | |
3132 | ||
3133 | void | |
3134 | bfa_fcs_lport_ms_online(struct bfa_fcs_lport_s *port) | |
3135 | { | |
3136 | struct bfa_fcs_lport_ms_s *ms = BFA_FCS_GET_MS_FROM_PORT(port); | |
3137 | ||
3138 | ms->port = port; | |
3139 | bfa_sm_send_event(ms, MSSM_EVENT_PORT_ONLINE); | |
3140 | } | |
3141 | void | |
3142 | bfa_fcs_lport_ms_fabric_rscn(struct bfa_fcs_lport_s *port) | |
3143 | { | |
3144 | struct bfa_fcs_lport_ms_s *ms = BFA_FCS_GET_MS_FROM_PORT(port); | |
3145 | ||
3146 | /* todo. Handle this only when in Online state */ | |
3147 | if (bfa_sm_cmp_state(ms, bfa_fcs_lport_ms_sm_online)) | |
3148 | bfa_sm_send_event(ms, MSSM_EVENT_PORT_FABRIC_RSCN); | |
3149 | } | |
3150 | ||
5fbe25c7 | 3151 | /* |
a36c61f9 KG |
3152 | * @page ns_sm_info VPORT NS State Machine |
3153 | * | |
3154 | * @section ns_sm_interactions VPORT NS State Machine Interactions | |
3155 | * | |
3156 | * @section ns_sm VPORT NS State Machine | |
3157 | * img ns_sm.jpg | |
3158 | */ | |
3159 | ||
3160 | /* | |
3161 | * forward declarations | |
3162 | */ | |
3163 | static void bfa_fcs_lport_ns_send_plogi(void *ns_cbarg, | |
3164 | struct bfa_fcxp_s *fcxp_alloced); | |
3165 | static void bfa_fcs_lport_ns_send_rspn_id(void *ns_cbarg, | |
3166 | struct bfa_fcxp_s *fcxp_alloced); | |
3167 | static void bfa_fcs_lport_ns_send_rft_id(void *ns_cbarg, | |
3168 | struct bfa_fcxp_s *fcxp_alloced); | |
3169 | static void bfa_fcs_lport_ns_send_rff_id(void *ns_cbarg, | |
3170 | struct bfa_fcxp_s *fcxp_alloced); | |
3171 | static void bfa_fcs_lport_ns_send_gid_ft(void *ns_cbarg, | |
3172 | struct bfa_fcxp_s *fcxp_alloced); | |
3173 | static void bfa_fcs_lport_ns_timeout(void *arg); | |
3174 | static void bfa_fcs_lport_ns_plogi_response(void *fcsarg, | |
3175 | struct bfa_fcxp_s *fcxp, | |
3176 | void *cbarg, | |
3177 | bfa_status_t req_status, | |
3178 | u32 rsp_len, | |
3179 | u32 resid_len, | |
3180 | struct fchs_s *rsp_fchs); | |
3181 | static void bfa_fcs_lport_ns_rspn_id_response(void *fcsarg, | |
3182 | struct bfa_fcxp_s *fcxp, | |
3183 | void *cbarg, | |
3184 | bfa_status_t req_status, | |
3185 | u32 rsp_len, | |
3186 | u32 resid_len, | |
3187 | struct fchs_s *rsp_fchs); | |
3188 | static void bfa_fcs_lport_ns_rft_id_response(void *fcsarg, | |
3189 | struct bfa_fcxp_s *fcxp, | |
3190 | void *cbarg, | |
3191 | bfa_status_t req_status, | |
3192 | u32 rsp_len, | |
3193 | u32 resid_len, | |
3194 | struct fchs_s *rsp_fchs); | |
3195 | static void bfa_fcs_lport_ns_rff_id_response(void *fcsarg, | |
3196 | struct bfa_fcxp_s *fcxp, | |
3197 | void *cbarg, | |
3198 | bfa_status_t req_status, | |
3199 | u32 rsp_len, | |
3200 | u32 resid_len, | |
3201 | struct fchs_s *rsp_fchs); | |
3202 | static void bfa_fcs_lport_ns_gid_ft_response(void *fcsarg, | |
3203 | struct bfa_fcxp_s *fcxp, | |
3204 | void *cbarg, | |
3205 | bfa_status_t req_status, | |
3206 | u32 rsp_len, | |
3207 | u32 resid_len, | |
3208 | struct fchs_s *rsp_fchs); | |
3209 | static void bfa_fcs_lport_ns_process_gidft_pids( | |
3210 | struct bfa_fcs_lport_s *port, | |
3211 | u32 *pid_buf, u32 n_pids); | |
3212 | ||
3213 | static void bfa_fcs_lport_ns_boot_target_disc(bfa_fcs_lport_t *port); | |
5fbe25c7 | 3214 | /* |
a36c61f9 KG |
3215 | * fcs_ns_sm FCS nameserver interface state machine |
3216 | */ | |
3217 | ||
5fbe25c7 | 3218 | /* |
a36c61f9 KG |
3219 | * VPort NS State Machine events |
3220 | */ | |
3221 | enum vport_ns_event { | |
3222 | NSSM_EVENT_PORT_ONLINE = 1, | |
3223 | NSSM_EVENT_PORT_OFFLINE = 2, | |
3224 | NSSM_EVENT_PLOGI_SENT = 3, | |
3225 | NSSM_EVENT_RSP_OK = 4, | |
3226 | NSSM_EVENT_RSP_ERROR = 5, | |
3227 | NSSM_EVENT_TIMEOUT = 6, | |
3228 | NSSM_EVENT_NS_QUERY = 7, | |
3229 | NSSM_EVENT_RSPNID_SENT = 8, | |
3230 | NSSM_EVENT_RFTID_SENT = 9, | |
3231 | NSSM_EVENT_RFFID_SENT = 10, | |
3232 | NSSM_EVENT_GIDFT_SENT = 11, | |
3233 | }; | |
3234 | ||
3235 | static void bfa_fcs_lport_ns_sm_offline(struct bfa_fcs_lport_ns_s *ns, | |
3236 | enum vport_ns_event event); | |
3237 | static void bfa_fcs_lport_ns_sm_plogi_sending(struct bfa_fcs_lport_ns_s *ns, | |
3238 | enum vport_ns_event event); | |
3239 | static void bfa_fcs_lport_ns_sm_plogi(struct bfa_fcs_lport_ns_s *ns, | |
3240 | enum vport_ns_event event); | |
3241 | static void bfa_fcs_lport_ns_sm_plogi_retry(struct bfa_fcs_lport_ns_s *ns, | |
3242 | enum vport_ns_event event); | |
3243 | static void bfa_fcs_lport_ns_sm_sending_rspn_id( | |
3244 | struct bfa_fcs_lport_ns_s *ns, | |
3245 | enum vport_ns_event event); | |
3246 | static void bfa_fcs_lport_ns_sm_rspn_id(struct bfa_fcs_lport_ns_s *ns, | |
3247 | enum vport_ns_event event); | |
3248 | static void bfa_fcs_lport_ns_sm_rspn_id_retry(struct bfa_fcs_lport_ns_s *ns, | |
3249 | enum vport_ns_event event); | |
3250 | static void bfa_fcs_lport_ns_sm_sending_rft_id( | |
3251 | struct bfa_fcs_lport_ns_s *ns, | |
3252 | enum vport_ns_event event); | |
3253 | static void bfa_fcs_lport_ns_sm_rft_id_retry(struct bfa_fcs_lport_ns_s *ns, | |
3254 | enum vport_ns_event event); | |
3255 | static void bfa_fcs_lport_ns_sm_rft_id(struct bfa_fcs_lport_ns_s *ns, | |
3256 | enum vport_ns_event event); | |
3257 | static void bfa_fcs_lport_ns_sm_sending_rff_id( | |
3258 | struct bfa_fcs_lport_ns_s *ns, | |
3259 | enum vport_ns_event event); | |
3260 | static void bfa_fcs_lport_ns_sm_rff_id_retry(struct bfa_fcs_lport_ns_s *ns, | |
3261 | enum vport_ns_event event); | |
3262 | static void bfa_fcs_lport_ns_sm_rff_id(struct bfa_fcs_lport_ns_s *ns, | |
3263 | enum vport_ns_event event); | |
3264 | static void bfa_fcs_lport_ns_sm_sending_gid_ft( | |
3265 | struct bfa_fcs_lport_ns_s *ns, | |
3266 | enum vport_ns_event event); | |
3267 | static void bfa_fcs_lport_ns_sm_gid_ft(struct bfa_fcs_lport_ns_s *ns, | |
3268 | enum vport_ns_event event); | |
3269 | static void bfa_fcs_lport_ns_sm_gid_ft_retry(struct bfa_fcs_lport_ns_s *ns, | |
3270 | enum vport_ns_event event); | |
3271 | static void bfa_fcs_lport_ns_sm_online(struct bfa_fcs_lport_ns_s *ns, | |
3272 | enum vport_ns_event event); | |
5fbe25c7 | 3273 | /* |
a36c61f9 KG |
3274 | * Start in offline state - awaiting linkup |
3275 | */ | |
3276 | static void | |
3277 | bfa_fcs_lport_ns_sm_offline(struct bfa_fcs_lport_ns_s *ns, | |
3278 | enum vport_ns_event event) | |
3279 | { | |
3280 | bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); | |
3281 | bfa_trc(ns->port->fcs, event); | |
3282 | ||
3283 | switch (event) { | |
3284 | case NSSM_EVENT_PORT_ONLINE: | |
3285 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_plogi_sending); | |
3286 | bfa_fcs_lport_ns_send_plogi(ns, NULL); | |
3287 | break; | |
3288 | ||
3289 | case NSSM_EVENT_PORT_OFFLINE: | |
3290 | break; | |
3291 | ||
3292 | default: | |
3293 | bfa_sm_fault(ns->port->fcs, event); | |
3294 | } | |
3295 | } | |
3296 | ||
3297 | static void | |
3298 | bfa_fcs_lport_ns_sm_plogi_sending(struct bfa_fcs_lport_ns_s *ns, | |
3299 | enum vport_ns_event event) | |
3300 | { | |
3301 | bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); | |
3302 | bfa_trc(ns->port->fcs, event); | |
3303 | ||
3304 | switch (event) { | |
3305 | case NSSM_EVENT_PLOGI_SENT: | |
3306 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_plogi); | |
3307 | break; | |
3308 | ||
3309 | case NSSM_EVENT_PORT_OFFLINE: | |
3310 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); | |
3311 | bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port), | |
3312 | &ns->fcxp_wqe); | |
3313 | break; | |
3314 | ||
3315 | default: | |
3316 | bfa_sm_fault(ns->port->fcs, event); | |
3317 | } | |
3318 | } | |
3319 | ||
3320 | static void | |
3321 | bfa_fcs_lport_ns_sm_plogi(struct bfa_fcs_lport_ns_s *ns, | |
3322 | enum vport_ns_event event) | |
3323 | { | |
3324 | bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); | |
3325 | bfa_trc(ns->port->fcs, event); | |
3326 | ||
3327 | switch (event) { | |
3328 | case NSSM_EVENT_RSP_ERROR: | |
3329 | /* | |
3330 | * Start timer for a delayed retry | |
3331 | */ | |
3332 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_plogi_retry); | |
3333 | ns->port->stats.ns_retries++; | |
3334 | bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port), | |
3335 | &ns->timer, bfa_fcs_lport_ns_timeout, ns, | |
3336 | BFA_FCS_RETRY_TIMEOUT); | |
3337 | break; | |
3338 | ||
3339 | case NSSM_EVENT_RSP_OK: | |
3340 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rspn_id); | |
3341 | bfa_fcs_lport_ns_send_rspn_id(ns, NULL); | |
3342 | break; | |
3343 | ||
3344 | case NSSM_EVENT_PORT_OFFLINE: | |
3345 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); | |
3346 | bfa_fcxp_discard(ns->fcxp); | |
3347 | break; | |
3348 | ||
3349 | default: | |
3350 | bfa_sm_fault(ns->port->fcs, event); | |
3351 | } | |
3352 | } | |
3353 | ||
3354 | static void | |
3355 | bfa_fcs_lport_ns_sm_plogi_retry(struct bfa_fcs_lport_ns_s *ns, | |
3356 | enum vport_ns_event event) | |
3357 | { | |
3358 | bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); | |
3359 | bfa_trc(ns->port->fcs, event); | |
3360 | ||
3361 | switch (event) { | |
3362 | case NSSM_EVENT_TIMEOUT: | |
3363 | /* | |
3364 | * Retry Timer Expired. Re-send | |
3365 | */ | |
3366 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_plogi_sending); | |
3367 | bfa_fcs_lport_ns_send_plogi(ns, NULL); | |
3368 | break; | |
3369 | ||
3370 | case NSSM_EVENT_PORT_OFFLINE: | |
3371 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); | |
3372 | bfa_timer_stop(&ns->timer); | |
3373 | break; | |
3374 | ||
3375 | default: | |
3376 | bfa_sm_fault(ns->port->fcs, event); | |
3377 | } | |
3378 | } | |
3379 | ||
3380 | static void | |
3381 | bfa_fcs_lport_ns_sm_sending_rspn_id(struct bfa_fcs_lport_ns_s *ns, | |
3382 | enum vport_ns_event event) | |
3383 | { | |
3384 | bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); | |
3385 | bfa_trc(ns->port->fcs, event); | |
3386 | ||
3387 | switch (event) { | |
3388 | case NSSM_EVENT_RSPNID_SENT: | |
3389 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rspn_id); | |
3390 | break; | |
3391 | ||
3392 | case NSSM_EVENT_PORT_OFFLINE: | |
3393 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); | |
3394 | bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port), | |
3395 | &ns->fcxp_wqe); | |
3396 | break; | |
3397 | ||
3398 | default: | |
3399 | bfa_sm_fault(ns->port->fcs, event); | |
3400 | } | |
3401 | } | |
3402 | ||
3403 | static void | |
3404 | bfa_fcs_lport_ns_sm_rspn_id(struct bfa_fcs_lport_ns_s *ns, | |
3405 | enum vport_ns_event event) | |
3406 | { | |
3407 | bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); | |
3408 | bfa_trc(ns->port->fcs, event); | |
3409 | ||
3410 | switch (event) { | |
3411 | case NSSM_EVENT_RSP_ERROR: | |
3412 | /* | |
3413 | * Start timer for a delayed retry | |
3414 | */ | |
3415 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rspn_id_retry); | |
3416 | ns->port->stats.ns_retries++; | |
3417 | bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port), | |
3418 | &ns->timer, bfa_fcs_lport_ns_timeout, ns, | |
3419 | BFA_FCS_RETRY_TIMEOUT); | |
3420 | break; | |
3421 | ||
3422 | case NSSM_EVENT_RSP_OK: | |
3423 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rft_id); | |
3424 | bfa_fcs_lport_ns_send_rft_id(ns, NULL); | |
3425 | break; | |
3426 | ||
3427 | case NSSM_EVENT_PORT_OFFLINE: | |
3428 | bfa_fcxp_discard(ns->fcxp); | |
3429 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); | |
3430 | break; | |
3431 | ||
3432 | default: | |
3433 | bfa_sm_fault(ns->port->fcs, event); | |
3434 | } | |
3435 | } | |
3436 | ||
3437 | static void | |
3438 | bfa_fcs_lport_ns_sm_rspn_id_retry(struct bfa_fcs_lport_ns_s *ns, | |
3439 | enum vport_ns_event event) | |
3440 | { | |
3441 | bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); | |
3442 | bfa_trc(ns->port->fcs, event); | |
3443 | ||
3444 | switch (event) { | |
3445 | case NSSM_EVENT_TIMEOUT: | |
3446 | /* | |
3447 | * Retry Timer Expired. Re-send | |
3448 | */ | |
3449 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rspn_id); | |
3450 | bfa_fcs_lport_ns_send_rspn_id(ns, NULL); | |
3451 | break; | |
3452 | ||
3453 | case NSSM_EVENT_PORT_OFFLINE: | |
3454 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); | |
3455 | bfa_timer_stop(&ns->timer); | |
3456 | break; | |
3457 | ||
3458 | default: | |
3459 | bfa_sm_fault(ns->port->fcs, event); | |
3460 | } | |
3461 | } | |
3462 | ||
3463 | static void | |
3464 | bfa_fcs_lport_ns_sm_sending_rft_id(struct bfa_fcs_lport_ns_s *ns, | |
3465 | enum vport_ns_event event) | |
3466 | { | |
3467 | bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); | |
3468 | bfa_trc(ns->port->fcs, event); | |
3469 | ||
3470 | switch (event) { | |
3471 | case NSSM_EVENT_RFTID_SENT: | |
3472 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rft_id); | |
3473 | break; | |
3474 | ||
3475 | case NSSM_EVENT_PORT_OFFLINE: | |
3476 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); | |
3477 | bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port), | |
3478 | &ns->fcxp_wqe); | |
3479 | break; | |
3480 | ||
3481 | default: | |
3482 | bfa_sm_fault(ns->port->fcs, event); | |
3483 | } | |
3484 | } | |
3485 | ||
3486 | static void | |
3487 | bfa_fcs_lport_ns_sm_rft_id(struct bfa_fcs_lport_ns_s *ns, | |
3488 | enum vport_ns_event event) | |
3489 | { | |
3490 | bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); | |
3491 | bfa_trc(ns->port->fcs, event); | |
3492 | ||
3493 | switch (event) { | |
3494 | case NSSM_EVENT_RSP_OK: | |
3495 | /* Now move to register FC4 Features */ | |
3496 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rff_id); | |
3497 | bfa_fcs_lport_ns_send_rff_id(ns, NULL); | |
3498 | break; | |
3499 | ||
3500 | case NSSM_EVENT_RSP_ERROR: | |
3501 | /* | |
3502 | * Start timer for a delayed retry | |
3503 | */ | |
3504 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rft_id_retry); | |
3505 | ns->port->stats.ns_retries++; | |
3506 | bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port), | |
3507 | &ns->timer, bfa_fcs_lport_ns_timeout, ns, | |
3508 | BFA_FCS_RETRY_TIMEOUT); | |
3509 | break; | |
3510 | ||
3511 | case NSSM_EVENT_PORT_OFFLINE: | |
3512 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); | |
3513 | bfa_fcxp_discard(ns->fcxp); | |
3514 | break; | |
3515 | ||
3516 | default: | |
3517 | bfa_sm_fault(ns->port->fcs, event); | |
3518 | } | |
3519 | } | |
3520 | ||
3521 | static void | |
3522 | bfa_fcs_lport_ns_sm_rft_id_retry(struct bfa_fcs_lport_ns_s *ns, | |
3523 | enum vport_ns_event event) | |
3524 | { | |
3525 | bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); | |
3526 | bfa_trc(ns->port->fcs, event); | |
3527 | ||
3528 | switch (event) { | |
3529 | case NSSM_EVENT_TIMEOUT: | |
3530 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rft_id); | |
3531 | bfa_fcs_lport_ns_send_rft_id(ns, NULL); | |
3532 | break; | |
3533 | ||
3534 | case NSSM_EVENT_PORT_OFFLINE: | |
3535 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); | |
3536 | bfa_timer_stop(&ns->timer); | |
3537 | break; | |
3538 | ||
3539 | default: | |
3540 | bfa_sm_fault(ns->port->fcs, event); | |
3541 | } | |
3542 | } | |
3543 | ||
3544 | static void | |
3545 | bfa_fcs_lport_ns_sm_sending_rff_id(struct bfa_fcs_lport_ns_s *ns, | |
3546 | enum vport_ns_event event) | |
3547 | { | |
3548 | bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); | |
3549 | bfa_trc(ns->port->fcs, event); | |
3550 | ||
3551 | switch (event) { | |
3552 | case NSSM_EVENT_RFFID_SENT: | |
3553 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rff_id); | |
3554 | break; | |
3555 | ||
3556 | case NSSM_EVENT_PORT_OFFLINE: | |
3557 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); | |
3558 | bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port), | |
3559 | &ns->fcxp_wqe); | |
3560 | break; | |
3561 | ||
3562 | default: | |
3563 | bfa_sm_fault(ns->port->fcs, event); | |
3564 | } | |
3565 | } | |
3566 | ||
3567 | static void | |
3568 | bfa_fcs_lport_ns_sm_rff_id(struct bfa_fcs_lport_ns_s *ns, | |
3569 | enum vport_ns_event event) | |
3570 | { | |
3571 | bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); | |
3572 | bfa_trc(ns->port->fcs, event); | |
3573 | ||
3574 | switch (event) { | |
3575 | case NSSM_EVENT_RSP_OK: | |
3576 | ||
3577 | /* | |
3578 | * If min cfg mode is enabled, we donot initiate rport | |
3579 | * discovery with the fabric. Instead, we will retrieve the | |
3580 | * boot targets from HAL/FW. | |
3581 | */ | |
3582 | if (__fcs_min_cfg(ns->port->fcs)) { | |
3583 | bfa_fcs_lport_ns_boot_target_disc(ns->port); | |
3584 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_online); | |
3585 | return; | |
3586 | } | |
3587 | ||
3588 | /* | |
3589 | * If the port role is Initiator Mode issue NS query. | |
3590 | * If it is Target Mode, skip this and go to online. | |
3591 | */ | |
3592 | if (BFA_FCS_VPORT_IS_INITIATOR_MODE(ns->port)) { | |
3593 | bfa_sm_set_state(ns, | |
3594 | bfa_fcs_lport_ns_sm_sending_gid_ft); | |
3595 | bfa_fcs_lport_ns_send_gid_ft(ns, NULL); | |
3596 | } | |
3597 | /* | |
3598 | * kick off mgmt srvr state machine | |
3599 | */ | |
3600 | bfa_fcs_lport_ms_online(ns->port); | |
3601 | break; | |
3602 | ||
3603 | case NSSM_EVENT_RSP_ERROR: | |
3604 | /* | |
3605 | * Start timer for a delayed retry | |
3606 | */ | |
3607 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rff_id_retry); | |
3608 | ns->port->stats.ns_retries++; | |
3609 | bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port), | |
3610 | &ns->timer, bfa_fcs_lport_ns_timeout, ns, | |
3611 | BFA_FCS_RETRY_TIMEOUT); | |
3612 | break; | |
3613 | ||
3614 | case NSSM_EVENT_PORT_OFFLINE: | |
3615 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); | |
3616 | bfa_fcxp_discard(ns->fcxp); | |
3617 | break; | |
3618 | ||
3619 | default: | |
3620 | bfa_sm_fault(ns->port->fcs, event); | |
3621 | } | |
3622 | } | |
3623 | ||
3624 | static void | |
3625 | bfa_fcs_lport_ns_sm_rff_id_retry(struct bfa_fcs_lport_ns_s *ns, | |
3626 | enum vport_ns_event event) | |
3627 | { | |
3628 | bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); | |
3629 | bfa_trc(ns->port->fcs, event); | |
3630 | ||
3631 | switch (event) { | |
3632 | case NSSM_EVENT_TIMEOUT: | |
3633 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rff_id); | |
3634 | bfa_fcs_lport_ns_send_rff_id(ns, NULL); | |
3635 | break; | |
3636 | ||
3637 | case NSSM_EVENT_PORT_OFFLINE: | |
3638 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); | |
3639 | bfa_timer_stop(&ns->timer); | |
3640 | break; | |
3641 | ||
3642 | default: | |
3643 | bfa_sm_fault(ns->port->fcs, event); | |
3644 | } | |
3645 | } | |
3646 | static void | |
3647 | bfa_fcs_lport_ns_sm_sending_gid_ft(struct bfa_fcs_lport_ns_s *ns, | |
3648 | enum vport_ns_event event) | |
3649 | { | |
3650 | bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); | |
3651 | bfa_trc(ns->port->fcs, event); | |
3652 | ||
3653 | switch (event) { | |
3654 | case NSSM_EVENT_GIDFT_SENT: | |
3655 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_gid_ft); | |
3656 | break; | |
3657 | ||
3658 | case NSSM_EVENT_PORT_OFFLINE: | |
3659 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); | |
3660 | bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port), | |
3661 | &ns->fcxp_wqe); | |
3662 | break; | |
3663 | ||
3664 | default: | |
3665 | bfa_sm_fault(ns->port->fcs, event); | |
3666 | } | |
3667 | } | |
3668 | ||
3669 | static void | |
3670 | bfa_fcs_lport_ns_sm_gid_ft(struct bfa_fcs_lport_ns_s *ns, | |
3671 | enum vport_ns_event event) | |
3672 | { | |
3673 | bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); | |
3674 | bfa_trc(ns->port->fcs, event); | |
3675 | ||
3676 | switch (event) { | |
3677 | case NSSM_EVENT_RSP_OK: | |
3678 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_online); | |
3679 | break; | |
3680 | ||
3681 | case NSSM_EVENT_RSP_ERROR: | |
3682 | /* | |
3683 | * TBD: for certain reject codes, we don't need to retry | |
3684 | */ | |
3685 | /* | |
3686 | * Start timer for a delayed retry | |
3687 | */ | |
3688 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_gid_ft_retry); | |
3689 | ns->port->stats.ns_retries++; | |
3690 | bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port), | |
3691 | &ns->timer, bfa_fcs_lport_ns_timeout, ns, | |
3692 | BFA_FCS_RETRY_TIMEOUT); | |
3693 | break; | |
3694 | ||
3695 | case NSSM_EVENT_PORT_OFFLINE: | |
3696 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); | |
3697 | bfa_fcxp_discard(ns->fcxp); | |
3698 | break; | |
3699 | ||
3700 | case NSSM_EVENT_NS_QUERY: | |
3701 | break; | |
3702 | ||
3703 | default: | |
3704 | bfa_sm_fault(ns->port->fcs, event); | |
3705 | } | |
3706 | } | |
3707 | ||
3708 | static void | |
3709 | bfa_fcs_lport_ns_sm_gid_ft_retry(struct bfa_fcs_lport_ns_s *ns, | |
3710 | enum vport_ns_event event) | |
3711 | { | |
3712 | bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); | |
3713 | bfa_trc(ns->port->fcs, event); | |
3714 | ||
3715 | switch (event) { | |
3716 | case NSSM_EVENT_TIMEOUT: | |
3717 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_gid_ft); | |
3718 | bfa_fcs_lport_ns_send_gid_ft(ns, NULL); | |
3719 | break; | |
3720 | ||
3721 | case NSSM_EVENT_PORT_OFFLINE: | |
3722 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); | |
3723 | bfa_timer_stop(&ns->timer); | |
3724 | break; | |
3725 | ||
3726 | default: | |
3727 | bfa_sm_fault(ns->port->fcs, event); | |
3728 | } | |
3729 | } | |
3730 | ||
3731 | static void | |
3732 | bfa_fcs_lport_ns_sm_online(struct bfa_fcs_lport_ns_s *ns, | |
3733 | enum vport_ns_event event) | |
3734 | { | |
3735 | bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); | |
3736 | bfa_trc(ns->port->fcs, event); | |
3737 | ||
3738 | switch (event) { | |
3739 | case NSSM_EVENT_PORT_OFFLINE: | |
3740 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); | |
3741 | break; | |
3742 | ||
3743 | case NSSM_EVENT_NS_QUERY: | |
3744 | /* | |
3745 | * If the port role is Initiator Mode issue NS query. | |
3746 | * If it is Target Mode, skip this and go to online. | |
3747 | */ | |
3748 | if (BFA_FCS_VPORT_IS_INITIATOR_MODE(ns->port)) { | |
3749 | bfa_sm_set_state(ns, | |
3750 | bfa_fcs_lport_ns_sm_sending_gid_ft); | |
3751 | bfa_fcs_lport_ns_send_gid_ft(ns, NULL); | |
3752 | }; | |
3753 | break; | |
3754 | ||
3755 | default: | |
3756 | bfa_sm_fault(ns->port->fcs, event); | |
3757 | } | |
3758 | } | |
3759 | ||
3760 | ||
3761 | ||
5fbe25c7 | 3762 | /* |
a36c61f9 KG |
3763 | * ns_pvt Nameserver local functions |
3764 | */ | |
3765 | ||
3766 | static void | |
3767 | bfa_fcs_lport_ns_send_plogi(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced) | |
3768 | { | |
3769 | struct bfa_fcs_lport_ns_s *ns = ns_cbarg; | |
3770 | struct bfa_fcs_lport_s *port = ns->port; | |
3771 | struct fchs_s fchs; | |
3772 | int len; | |
3773 | struct bfa_fcxp_s *fcxp; | |
3774 | ||
3775 | bfa_trc(port->fcs, port->pid); | |
3776 | ||
be540a99 | 3777 | fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); |
a36c61f9 KG |
3778 | if (!fcxp) { |
3779 | port->stats.ns_plogi_alloc_wait++; | |
3780 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe, | |
3781 | bfa_fcs_lport_ns_send_plogi, ns); | |
3782 | return; | |
3783 | } | |
3784 | ns->fcxp = fcxp; | |
3785 | ||
3786 | len = fc_plogi_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), | |
f16a1750 | 3787 | bfa_hton3b(FC_NAME_SERVER), |
a36c61f9 KG |
3788 | bfa_fcs_lport_get_fcid(port), 0, |
3789 | port->port_cfg.pwwn, port->port_cfg.nwwn, | |
be540a99 KG |
3790 | bfa_fcport_get_maxfrsize(port->fcs->bfa), |
3791 | bfa_fcport_get_rx_bbcredit(port->fcs->bfa)); | |
a36c61f9 KG |
3792 | |
3793 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, | |
3794 | FC_CLASS_3, len, &fchs, | |
3795 | bfa_fcs_lport_ns_plogi_response, (void *)ns, | |
3796 | FC_MAX_PDUSZ, FC_ELS_TOV); | |
3797 | port->stats.ns_plogi_sent++; | |
3798 | ||
3799 | bfa_sm_send_event(ns, NSSM_EVENT_PLOGI_SENT); | |
3800 | } | |
3801 | ||
3802 | static void | |
3803 | bfa_fcs_lport_ns_plogi_response(void *fcsarg, struct bfa_fcxp_s *fcxp, | |
3804 | void *cbarg, bfa_status_t req_status, u32 rsp_len, | |
3805 | u32 resid_len, struct fchs_s *rsp_fchs) | |
3806 | { | |
3807 | struct bfa_fcs_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) cbarg; | |
3808 | struct bfa_fcs_lport_s *port = ns->port; | |
3809 | /* struct fc_logi_s *plogi_resp; */ | |
3810 | struct fc_els_cmd_s *els_cmd; | |
3811 | struct fc_ls_rjt_s *ls_rjt; | |
3812 | ||
3813 | bfa_trc(port->fcs, req_status); | |
3814 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
3815 | ||
3816 | /* | |
3817 | * Sanity Checks | |
3818 | */ | |
3819 | if (req_status != BFA_STATUS_OK) { | |
3820 | bfa_trc(port->fcs, req_status); | |
3821 | port->stats.ns_plogi_rsp_err++; | |
3822 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); | |
3823 | return; | |
3824 | } | |
3825 | ||
3826 | els_cmd = (struct fc_els_cmd_s *) BFA_FCXP_RSP_PLD(fcxp); | |
3827 | ||
3828 | switch (els_cmd->els_code) { | |
3829 | ||
3830 | case FC_ELS_ACC: | |
3831 | if (rsp_len < sizeof(struct fc_logi_s)) { | |
3832 | bfa_trc(port->fcs, rsp_len); | |
3833 | port->stats.ns_plogi_acc_err++; | |
3834 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); | |
3835 | break; | |
3836 | } | |
3837 | port->stats.ns_plogi_accepts++; | |
3838 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK); | |
3839 | break; | |
3840 | ||
3841 | case FC_ELS_LS_RJT: | |
3842 | ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp); | |
3843 | ||
3844 | bfa_trc(port->fcs, ls_rjt->reason_code); | |
3845 | bfa_trc(port->fcs, ls_rjt->reason_code_expl); | |
3846 | ||
3847 | port->stats.ns_rejects++; | |
3848 | ||
3849 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); | |
3850 | break; | |
3851 | ||
3852 | default: | |
3853 | port->stats.ns_plogi_unknown_rsp++; | |
3854 | bfa_trc(port->fcs, els_cmd->els_code); | |
3855 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); | |
3856 | } | |
3857 | } | |
3858 | ||
5fbe25c7 | 3859 | /* |
a36c61f9 KG |
3860 | * Register the symbolic port name. |
3861 | */ | |
3862 | static void | |
3863 | bfa_fcs_lport_ns_send_rspn_id(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced) | |
3864 | { | |
3865 | struct bfa_fcs_lport_ns_s *ns = ns_cbarg; | |
3866 | struct bfa_fcs_lport_s *port = ns->port; | |
3867 | struct fchs_s fchs; | |
3868 | int len; | |
3869 | struct bfa_fcxp_s *fcxp; | |
3870 | u8 symbl[256]; | |
3871 | u8 *psymbl = &symbl[0]; | |
3872 | ||
6a18b167 | 3873 | memset(symbl, 0, sizeof(symbl)); |
a36c61f9 KG |
3874 | |
3875 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
3876 | ||
3877 | fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); | |
3878 | if (!fcxp) { | |
3879 | port->stats.ns_rspnid_alloc_wait++; | |
3880 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe, | |
3881 | bfa_fcs_lport_ns_send_rspn_id, ns); | |
3882 | return; | |
3883 | } | |
3884 | ns->fcxp = fcxp; | |
3885 | ||
3886 | /* | |
3887 | * for V-Port, form a Port Symbolic Name | |
3888 | */ | |
3889 | if (port->vport) { | |
5fbe25c7 | 3890 | /* |
a36c61f9 KG |
3891 | * For Vports, we append the vport's port symbolic name |
3892 | * to that of the base port. | |
3893 | */ | |
3894 | ||
3895 | strncpy((char *)psymbl, | |
3896 | (char *) & | |
3897 | (bfa_fcs_lport_get_psym_name | |
3898 | (bfa_fcs_get_base_port(port->fcs))), | |
3899 | strlen((char *) & | |
3900 | bfa_fcs_lport_get_psym_name(bfa_fcs_get_base_port | |
3901 | (port->fcs)))); | |
3902 | ||
3903 | /* Ensure we have a null terminating string. */ | |
3904 | ((char *)psymbl)[strlen((char *) & | |
3905 | bfa_fcs_lport_get_psym_name(bfa_fcs_get_base_port | |
3906 | (port->fcs)))] = 0; | |
3907 | strncat((char *)psymbl, | |
3908 | (char *) &(bfa_fcs_lport_get_psym_name(port)), | |
3909 | strlen((char *) &bfa_fcs_lport_get_psym_name(port))); | |
3910 | } else { | |
3911 | psymbl = (u8 *) &(bfa_fcs_lport_get_psym_name(port)); | |
3912 | } | |
3913 | ||
3914 | len = fc_rspnid_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), | |
3915 | bfa_fcs_lport_get_fcid(port), 0, psymbl); | |
3916 | ||
3917 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, | |
3918 | FC_CLASS_3, len, &fchs, | |
3919 | bfa_fcs_lport_ns_rspn_id_response, (void *)ns, | |
3920 | FC_MAX_PDUSZ, FC_FCCT_TOV); | |
3921 | ||
3922 | port->stats.ns_rspnid_sent++; | |
3923 | ||
3924 | bfa_sm_send_event(ns, NSSM_EVENT_RSPNID_SENT); | |
3925 | } | |
3926 | ||
3927 | static void | |
3928 | bfa_fcs_lport_ns_rspn_id_response(void *fcsarg, struct bfa_fcxp_s *fcxp, | |
3929 | void *cbarg, bfa_status_t req_status, | |
3930 | u32 rsp_len, u32 resid_len, | |
3931 | struct fchs_s *rsp_fchs) | |
3932 | { | |
3933 | struct bfa_fcs_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) cbarg; | |
3934 | struct bfa_fcs_lport_s *port = ns->port; | |
3935 | struct ct_hdr_s *cthdr = NULL; | |
3936 | ||
3937 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
3938 | ||
3939 | /* | |
3940 | * Sanity Checks | |
3941 | */ | |
3942 | if (req_status != BFA_STATUS_OK) { | |
3943 | bfa_trc(port->fcs, req_status); | |
3944 | port->stats.ns_rspnid_rsp_err++; | |
3945 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); | |
3946 | return; | |
3947 | } | |
3948 | ||
3949 | cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); | |
ba816ea8 | 3950 | cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code); |
a36c61f9 KG |
3951 | |
3952 | if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { | |
3953 | port->stats.ns_rspnid_accepts++; | |
3954 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK); | |
3955 | return; | |
3956 | } | |
3957 | ||
3958 | port->stats.ns_rspnid_rejects++; | |
3959 | bfa_trc(port->fcs, cthdr->reason_code); | |
3960 | bfa_trc(port->fcs, cthdr->exp_code); | |
3961 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); | |
3962 | } | |
3963 | ||
5fbe25c7 | 3964 | /* |
a36c61f9 KG |
3965 | * Register FC4-Types |
3966 | */ | |
3967 | static void | |
3968 | bfa_fcs_lport_ns_send_rft_id(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced) | |
3969 | { | |
3970 | struct bfa_fcs_lport_ns_s *ns = ns_cbarg; | |
3971 | struct bfa_fcs_lport_s *port = ns->port; | |
3972 | struct fchs_s fchs; | |
3973 | int len; | |
3974 | struct bfa_fcxp_s *fcxp; | |
3975 | ||
3976 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
3977 | ||
3978 | fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); | |
3979 | if (!fcxp) { | |
3980 | port->stats.ns_rftid_alloc_wait++; | |
3981 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe, | |
3982 | bfa_fcs_lport_ns_send_rft_id, ns); | |
3983 | return; | |
3984 | } | |
3985 | ns->fcxp = fcxp; | |
3986 | ||
3987 | len = fc_rftid_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), | |
3988 | bfa_fcs_lport_get_fcid(port), 0, port->port_cfg.roles); | |
3989 | ||
3990 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, | |
3991 | FC_CLASS_3, len, &fchs, | |
3992 | bfa_fcs_lport_ns_rft_id_response, (void *)ns, | |
3993 | FC_MAX_PDUSZ, FC_FCCT_TOV); | |
3994 | ||
3995 | port->stats.ns_rftid_sent++; | |
3996 | bfa_sm_send_event(ns, NSSM_EVENT_RFTID_SENT); | |
3997 | } | |
3998 | ||
3999 | static void | |
4000 | bfa_fcs_lport_ns_rft_id_response(void *fcsarg, struct bfa_fcxp_s *fcxp, | |
4001 | void *cbarg, bfa_status_t req_status, | |
4002 | u32 rsp_len, u32 resid_len, | |
4003 | struct fchs_s *rsp_fchs) | |
4004 | { | |
4005 | struct bfa_fcs_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) cbarg; | |
4006 | struct bfa_fcs_lport_s *port = ns->port; | |
4007 | struct ct_hdr_s *cthdr = NULL; | |
4008 | ||
4009 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
4010 | ||
4011 | /* | |
4012 | * Sanity Checks | |
4013 | */ | |
4014 | if (req_status != BFA_STATUS_OK) { | |
4015 | bfa_trc(port->fcs, req_status); | |
4016 | port->stats.ns_rftid_rsp_err++; | |
4017 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); | |
4018 | return; | |
4019 | } | |
4020 | ||
4021 | cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); | |
ba816ea8 | 4022 | cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code); |
a36c61f9 KG |
4023 | |
4024 | if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { | |
4025 | port->stats.ns_rftid_accepts++; | |
4026 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK); | |
4027 | return; | |
4028 | } | |
4029 | ||
4030 | port->stats.ns_rftid_rejects++; | |
4031 | bfa_trc(port->fcs, cthdr->reason_code); | |
4032 | bfa_trc(port->fcs, cthdr->exp_code); | |
4033 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); | |
4034 | } | |
4035 | ||
5fbe25c7 | 4036 | /* |
a36c61f9 KG |
4037 | * Register FC4-Features : Should be done after RFT_ID |
4038 | */ | |
4039 | static void | |
4040 | bfa_fcs_lport_ns_send_rff_id(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced) | |
4041 | { | |
4042 | struct bfa_fcs_lport_ns_s *ns = ns_cbarg; | |
4043 | struct bfa_fcs_lport_s *port = ns->port; | |
4044 | struct fchs_s fchs; | |
4045 | int len; | |
4046 | struct bfa_fcxp_s *fcxp; | |
4047 | u8 fc4_ftrs = 0; | |
4048 | ||
4049 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
4050 | ||
4051 | fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); | |
4052 | if (!fcxp) { | |
4053 | port->stats.ns_rffid_alloc_wait++; | |
4054 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe, | |
4055 | bfa_fcs_lport_ns_send_rff_id, ns); | |
4056 | return; | |
4057 | } | |
4058 | ns->fcxp = fcxp; | |
4059 | ||
4060 | if (BFA_FCS_VPORT_IS_INITIATOR_MODE(ns->port)) | |
4061 | fc4_ftrs = FC_GS_FCP_FC4_FEATURE_INITIATOR; | |
4062 | ||
4063 | len = fc_rffid_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), | |
4064 | bfa_fcs_lport_get_fcid(port), 0, | |
4065 | FC_TYPE_FCP, fc4_ftrs); | |
4066 | ||
4067 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, | |
4068 | FC_CLASS_3, len, &fchs, | |
4069 | bfa_fcs_lport_ns_rff_id_response, (void *)ns, | |
4070 | FC_MAX_PDUSZ, FC_FCCT_TOV); | |
4071 | ||
4072 | port->stats.ns_rffid_sent++; | |
4073 | bfa_sm_send_event(ns, NSSM_EVENT_RFFID_SENT); | |
4074 | } | |
4075 | ||
4076 | static void | |
4077 | bfa_fcs_lport_ns_rff_id_response(void *fcsarg, struct bfa_fcxp_s *fcxp, | |
4078 | void *cbarg, bfa_status_t req_status, | |
4079 | u32 rsp_len, u32 resid_len, | |
4080 | struct fchs_s *rsp_fchs) | |
4081 | { | |
4082 | struct bfa_fcs_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) cbarg; | |
4083 | struct bfa_fcs_lport_s *port = ns->port; | |
4084 | struct ct_hdr_s *cthdr = NULL; | |
4085 | ||
4086 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
4087 | ||
4088 | /* | |
4089 | * Sanity Checks | |
4090 | */ | |
4091 | if (req_status != BFA_STATUS_OK) { | |
4092 | bfa_trc(port->fcs, req_status); | |
4093 | port->stats.ns_rffid_rsp_err++; | |
4094 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); | |
4095 | return; | |
4096 | } | |
4097 | ||
4098 | cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); | |
ba816ea8 | 4099 | cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code); |
a36c61f9 KG |
4100 | |
4101 | if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { | |
4102 | port->stats.ns_rffid_accepts++; | |
4103 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK); | |
4104 | return; | |
4105 | } | |
4106 | ||
4107 | port->stats.ns_rffid_rejects++; | |
4108 | bfa_trc(port->fcs, cthdr->reason_code); | |
4109 | bfa_trc(port->fcs, cthdr->exp_code); | |
4110 | ||
4111 | if (cthdr->reason_code == CT_RSN_NOT_SUPP) { | |
4112 | /* if this command is not supported, we don't retry */ | |
4113 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK); | |
4114 | } else | |
4115 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); | |
4116 | } | |
5fbe25c7 | 4117 | /* |
a36c61f9 KG |
4118 | * Query Fabric for FC4-Types Devices. |
4119 | * | |
4120 | * TBD : Need to use a local (FCS private) response buffer, since the response | |
4121 | * can be larger than 2K. | |
4122 | */ | |
4123 | static void | |
4124 | bfa_fcs_lport_ns_send_gid_ft(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced) | |
4125 | { | |
4126 | struct bfa_fcs_lport_ns_s *ns = ns_cbarg; | |
4127 | struct bfa_fcs_lport_s *port = ns->port; | |
4128 | struct fchs_s fchs; | |
4129 | int len; | |
4130 | struct bfa_fcxp_s *fcxp; | |
4131 | ||
4132 | bfa_trc(port->fcs, port->pid); | |
4133 | ||
4134 | fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); | |
4135 | if (!fcxp) { | |
4136 | port->stats.ns_gidft_alloc_wait++; | |
4137 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe, | |
4138 | bfa_fcs_lport_ns_send_gid_ft, ns); | |
4139 | return; | |
4140 | } | |
4141 | ns->fcxp = fcxp; | |
4142 | ||
4143 | /* | |
4144 | * This query is only initiated for FCP initiator mode. | |
4145 | */ | |
4146 | len = fc_gid_ft_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), | |
4147 | ns->port->pid, FC_TYPE_FCP); | |
4148 | ||
4149 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, | |
4150 | FC_CLASS_3, len, &fchs, | |
4151 | bfa_fcs_lport_ns_gid_ft_response, (void *)ns, | |
4152 | bfa_fcxp_get_maxrsp(port->fcs->bfa), FC_FCCT_TOV); | |
4153 | ||
4154 | port->stats.ns_gidft_sent++; | |
4155 | ||
4156 | bfa_sm_send_event(ns, NSSM_EVENT_GIDFT_SENT); | |
4157 | } | |
4158 | ||
4159 | static void | |
4160 | bfa_fcs_lport_ns_gid_ft_response(void *fcsarg, struct bfa_fcxp_s *fcxp, | |
4161 | void *cbarg, bfa_status_t req_status, | |
4162 | u32 rsp_len, u32 resid_len, | |
4163 | struct fchs_s *rsp_fchs) | |
4164 | { | |
4165 | struct bfa_fcs_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) cbarg; | |
4166 | struct bfa_fcs_lport_s *port = ns->port; | |
4167 | struct ct_hdr_s *cthdr = NULL; | |
4168 | u32 n_pids; | |
4169 | ||
4170 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
4171 | ||
4172 | /* | |
4173 | * Sanity Checks | |
4174 | */ | |
4175 | if (req_status != BFA_STATUS_OK) { | |
4176 | bfa_trc(port->fcs, req_status); | |
4177 | port->stats.ns_gidft_rsp_err++; | |
4178 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); | |
4179 | return; | |
4180 | } | |
4181 | ||
4182 | if (resid_len != 0) { | |
4183 | /* | |
4184 | * TBD : we will need to allocate a larger buffer & retry the | |
4185 | * command | |
4186 | */ | |
4187 | bfa_trc(port->fcs, rsp_len); | |
4188 | bfa_trc(port->fcs, resid_len); | |
4189 | return; | |
4190 | } | |
4191 | ||
4192 | cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); | |
ba816ea8 | 4193 | cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code); |
a36c61f9 KG |
4194 | |
4195 | switch (cthdr->cmd_rsp_code) { | |
4196 | ||
4197 | case CT_RSP_ACCEPT: | |
4198 | ||
4199 | port->stats.ns_gidft_accepts++; | |
4200 | n_pids = (fc_get_ctresp_pyld_len(rsp_len) / sizeof(u32)); | |
4201 | bfa_trc(port->fcs, n_pids); | |
4202 | bfa_fcs_lport_ns_process_gidft_pids(port, | |
4203 | (u32 *) (cthdr + 1), | |
4204 | n_pids); | |
4205 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK); | |
4206 | break; | |
4207 | ||
4208 | case CT_RSP_REJECT: | |
4209 | ||
4210 | /* | |
4211 | * Check the reason code & explanation. | |
4212 | * There may not have been any FC4 devices in the fabric | |
4213 | */ | |
4214 | port->stats.ns_gidft_rejects++; | |
4215 | bfa_trc(port->fcs, cthdr->reason_code); | |
4216 | bfa_trc(port->fcs, cthdr->exp_code); | |
4217 | ||
4218 | if ((cthdr->reason_code == CT_RSN_UNABLE_TO_PERF) | |
4219 | && (cthdr->exp_code == CT_NS_EXP_FT_NOT_REG)) { | |
4220 | ||
4221 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK); | |
4222 | } else { | |
4223 | /* | |
4224 | * for all other errors, retry | |
4225 | */ | |
4226 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); | |
4227 | } | |
4228 | break; | |
4229 | ||
4230 | default: | |
4231 | port->stats.ns_gidft_unknown_rsp++; | |
4232 | bfa_trc(port->fcs, cthdr->cmd_rsp_code); | |
4233 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); | |
4234 | } | |
4235 | } | |
4236 | ||
5fbe25c7 | 4237 | /* |
a36c61f9 KG |
4238 | * This routine will be called by bfa_timer on timer timeouts. |
4239 | * | |
4240 | * param[in] port - pointer to bfa_fcs_lport_t. | |
4241 | * | |
4242 | * return | |
4243 | * void | |
4244 | * | |
4245 | * Special Considerations: | |
4246 | * | |
4247 | * note | |
4248 | */ | |
4249 | static void | |
4250 | bfa_fcs_lport_ns_timeout(void *arg) | |
4251 | { | |
4252 | struct bfa_fcs_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) arg; | |
4253 | ||
4254 | ns->port->stats.ns_timeouts++; | |
4255 | bfa_sm_send_event(ns, NSSM_EVENT_TIMEOUT); | |
4256 | } | |
4257 | ||
4258 | /* | |
4259 | * Process the PID list in GID_FT response | |
4260 | */ | |
4261 | static void | |
4262 | bfa_fcs_lport_ns_process_gidft_pids(struct bfa_fcs_lport_s *port, u32 *pid_buf, | |
4263 | u32 n_pids) | |
4264 | { | |
4265 | struct fcgs_gidft_resp_s *gidft_entry; | |
4266 | struct bfa_fcs_rport_s *rport; | |
4267 | u32 ii; | |
4268 | ||
4269 | for (ii = 0; ii < n_pids; ii++) { | |
4270 | gidft_entry = (struct fcgs_gidft_resp_s *) &pid_buf[ii]; | |
4271 | ||
4272 | if (gidft_entry->pid == port->pid) | |
4273 | continue; | |
4274 | ||
4275 | /* | |
4276 | * Check if this rport already exists | |
4277 | */ | |
4278 | rport = bfa_fcs_lport_get_rport_by_pid(port, gidft_entry->pid); | |
4279 | if (rport == NULL) { | |
4280 | /* | |
4281 | * this is a new device. create rport | |
4282 | */ | |
4283 | rport = bfa_fcs_rport_create(port, gidft_entry->pid); | |
4284 | } else { | |
4285 | /* | |
4286 | * this rport already exists | |
4287 | */ | |
4288 | bfa_fcs_rport_scn(rport); | |
4289 | } | |
4290 | ||
4291 | bfa_trc(port->fcs, gidft_entry->pid); | |
4292 | ||
4293 | /* | |
4294 | * if the last entry bit is set, bail out. | |
4295 | */ | |
4296 | if (gidft_entry->last) | |
4297 | return; | |
4298 | } | |
4299 | } | |
4300 | ||
5fbe25c7 | 4301 | /* |
a36c61f9 KG |
4302 | * fcs_ns_public FCS nameserver public interfaces |
4303 | */ | |
4304 | ||
4305 | /* | |
4306 | * Functions called by port/fab. | |
4307 | * These will send relevant Events to the ns state machine. | |
4308 | */ | |
4309 | void | |
4310 | bfa_fcs_lport_ns_init(struct bfa_fcs_lport_s *port) | |
4311 | { | |
4312 | struct bfa_fcs_lport_ns_s *ns = BFA_FCS_GET_NS_FROM_PORT(port); | |
4313 | ||
4314 | ns->port = port; | |
4315 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); | |
4316 | } | |
4317 | ||
4318 | void | |
4319 | bfa_fcs_lport_ns_offline(struct bfa_fcs_lport_s *port) | |
4320 | { | |
4321 | struct bfa_fcs_lport_ns_s *ns = BFA_FCS_GET_NS_FROM_PORT(port); | |
4322 | ||
4323 | ns->port = port; | |
4324 | bfa_sm_send_event(ns, NSSM_EVENT_PORT_OFFLINE); | |
4325 | } | |
4326 | ||
4327 | void | |
4328 | bfa_fcs_lport_ns_online(struct bfa_fcs_lport_s *port) | |
4329 | { | |
4330 | struct bfa_fcs_lport_ns_s *ns = BFA_FCS_GET_NS_FROM_PORT(port); | |
4331 | ||
4332 | ns->port = port; | |
4333 | bfa_sm_send_event(ns, NSSM_EVENT_PORT_ONLINE); | |
4334 | } | |
4335 | ||
4336 | void | |
4337 | bfa_fcs_lport_ns_query(struct bfa_fcs_lport_s *port) | |
4338 | { | |
4339 | struct bfa_fcs_lport_ns_s *ns = BFA_FCS_GET_NS_FROM_PORT(port); | |
4340 | ||
4341 | bfa_trc(port->fcs, port->pid); | |
4342 | bfa_sm_send_event(ns, NSSM_EVENT_NS_QUERY); | |
4343 | } | |
4344 | ||
52f94b6f | 4345 | static void |
a36c61f9 KG |
4346 | bfa_fcs_lport_ns_boot_target_disc(bfa_fcs_lport_t *port) |
4347 | { | |
4348 | ||
4349 | struct bfa_fcs_rport_s *rport; | |
4350 | u8 nwwns; | |
4351 | wwn_t wwns[BFA_PREBOOT_BOOTLUN_MAX]; | |
4352 | int ii; | |
4353 | ||
4354 | bfa_iocfc_get_bootwwns(port->fcs->bfa, &nwwns, wwns); | |
4355 | ||
4356 | for (ii = 0 ; ii < nwwns; ++ii) { | |
4357 | rport = bfa_fcs_rport_create_by_wwn(port, wwns[ii]); | |
d4b671c5 | 4358 | WARN_ON(!rport); |
a36c61f9 KG |
4359 | } |
4360 | } | |
4361 | ||
5fbe25c7 | 4362 | /* |
a36c61f9 KG |
4363 | * FCS SCN |
4364 | */ | |
4365 | ||
4366 | #define FC_QOS_RSCN_EVENT 0x0c | |
4367 | #define FC_FABRIC_NAME_RSCN_EVENT 0x0d | |
4368 | ||
4369 | /* | |
4370 | * forward declarations | |
4371 | */ | |
4372 | static void bfa_fcs_lport_scn_send_scr(void *scn_cbarg, | |
4373 | struct bfa_fcxp_s *fcxp_alloced); | |
4374 | static void bfa_fcs_lport_scn_scr_response(void *fcsarg, | |
4375 | struct bfa_fcxp_s *fcxp, | |
4376 | void *cbarg, | |
4377 | bfa_status_t req_status, | |
4378 | u32 rsp_len, | |
4379 | u32 resid_len, | |
4380 | struct fchs_s *rsp_fchs); | |
4381 | static void bfa_fcs_lport_scn_send_ls_acc(struct bfa_fcs_lport_s *port, | |
4382 | struct fchs_s *rx_fchs); | |
4383 | static void bfa_fcs_lport_scn_timeout(void *arg); | |
4384 | ||
5fbe25c7 | 4385 | /* |
a36c61f9 KG |
4386 | * fcs_scm_sm FCS SCN state machine |
4387 | */ | |
4388 | ||
5fbe25c7 | 4389 | /* |
a36c61f9 KG |
4390 | * VPort SCN State Machine events |
4391 | */ | |
4392 | enum port_scn_event { | |
4393 | SCNSM_EVENT_PORT_ONLINE = 1, | |
4394 | SCNSM_EVENT_PORT_OFFLINE = 2, | |
4395 | SCNSM_EVENT_RSP_OK = 3, | |
4396 | SCNSM_EVENT_RSP_ERROR = 4, | |
4397 | SCNSM_EVENT_TIMEOUT = 5, | |
4398 | SCNSM_EVENT_SCR_SENT = 6, | |
4399 | }; | |
4400 | ||
4401 | static void bfa_fcs_lport_scn_sm_offline(struct bfa_fcs_lport_scn_s *scn, | |
4402 | enum port_scn_event event); | |
4403 | static void bfa_fcs_lport_scn_sm_sending_scr( | |
4404 | struct bfa_fcs_lport_scn_s *scn, | |
4405 | enum port_scn_event event); | |
4406 | static void bfa_fcs_lport_scn_sm_scr(struct bfa_fcs_lport_scn_s *scn, | |
4407 | enum port_scn_event event); | |
4408 | static void bfa_fcs_lport_scn_sm_scr_retry(struct bfa_fcs_lport_scn_s *scn, | |
4409 | enum port_scn_event event); | |
4410 | static void bfa_fcs_lport_scn_sm_online(struct bfa_fcs_lport_scn_s *scn, | |
4411 | enum port_scn_event event); | |
4412 | ||
5fbe25c7 | 4413 | /* |
a36c61f9 KG |
4414 | * Starting state - awaiting link up. |
4415 | */ | |
4416 | static void | |
4417 | bfa_fcs_lport_scn_sm_offline(struct bfa_fcs_lport_scn_s *scn, | |
4418 | enum port_scn_event event) | |
4419 | { | |
4420 | switch (event) { | |
4421 | case SCNSM_EVENT_PORT_ONLINE: | |
4422 | bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_sending_scr); | |
4423 | bfa_fcs_lport_scn_send_scr(scn, NULL); | |
4424 | break; | |
4425 | ||
4426 | case SCNSM_EVENT_PORT_OFFLINE: | |
4427 | break; | |
4428 | ||
4429 | default: | |
4430 | bfa_sm_fault(scn->port->fcs, event); | |
4431 | } | |
4432 | } | |
4433 | ||
4434 | static void | |
4435 | bfa_fcs_lport_scn_sm_sending_scr(struct bfa_fcs_lport_scn_s *scn, | |
4436 | enum port_scn_event event) | |
4437 | { | |
4438 | switch (event) { | |
4439 | case SCNSM_EVENT_SCR_SENT: | |
4440 | bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_scr); | |
4441 | break; | |
4442 | ||
4443 | case SCNSM_EVENT_PORT_OFFLINE: | |
4444 | bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_offline); | |
4445 | bfa_fcxp_walloc_cancel(scn->port->fcs->bfa, &scn->fcxp_wqe); | |
4446 | break; | |
4447 | ||
4448 | default: | |
4449 | bfa_sm_fault(scn->port->fcs, event); | |
4450 | } | |
4451 | } | |
4452 | ||
4453 | static void | |
4454 | bfa_fcs_lport_scn_sm_scr(struct bfa_fcs_lport_scn_s *scn, | |
4455 | enum port_scn_event event) | |
4456 | { | |
4457 | struct bfa_fcs_lport_s *port = scn->port; | |
4458 | ||
4459 | switch (event) { | |
4460 | case SCNSM_EVENT_RSP_OK: | |
4461 | bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_online); | |
4462 | break; | |
4463 | ||
4464 | case SCNSM_EVENT_RSP_ERROR: | |
4465 | bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_scr_retry); | |
4466 | bfa_timer_start(port->fcs->bfa, &scn->timer, | |
4467 | bfa_fcs_lport_scn_timeout, scn, | |
4468 | BFA_FCS_RETRY_TIMEOUT); | |
4469 | break; | |
4470 | ||
4471 | case SCNSM_EVENT_PORT_OFFLINE: | |
4472 | bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_offline); | |
4473 | bfa_fcxp_discard(scn->fcxp); | |
4474 | break; | |
4475 | ||
4476 | default: | |
4477 | bfa_sm_fault(port->fcs, event); | |
4478 | } | |
4479 | } | |
4480 | ||
4481 | static void | |
4482 | bfa_fcs_lport_scn_sm_scr_retry(struct bfa_fcs_lport_scn_s *scn, | |
4483 | enum port_scn_event event) | |
4484 | { | |
4485 | switch (event) { | |
4486 | case SCNSM_EVENT_TIMEOUT: | |
4487 | bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_sending_scr); | |
4488 | bfa_fcs_lport_scn_send_scr(scn, NULL); | |
4489 | break; | |
4490 | ||
4491 | case SCNSM_EVENT_PORT_OFFLINE: | |
4492 | bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_offline); | |
4493 | bfa_timer_stop(&scn->timer); | |
4494 | break; | |
4495 | ||
4496 | default: | |
4497 | bfa_sm_fault(scn->port->fcs, event); | |
4498 | } | |
4499 | } | |
4500 | ||
4501 | static void | |
4502 | bfa_fcs_lport_scn_sm_online(struct bfa_fcs_lport_scn_s *scn, | |
4503 | enum port_scn_event event) | |
4504 | { | |
4505 | switch (event) { | |
4506 | case SCNSM_EVENT_PORT_OFFLINE: | |
4507 | bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_offline); | |
4508 | break; | |
4509 | ||
4510 | default: | |
4511 | bfa_sm_fault(scn->port->fcs, event); | |
4512 | } | |
4513 | } | |
4514 | ||
4515 | ||
4516 | ||
5fbe25c7 | 4517 | /* |
a36c61f9 KG |
4518 | * fcs_scn_private FCS SCN private functions |
4519 | */ | |
4520 | ||
5fbe25c7 | 4521 | /* |
a36c61f9 KG |
4522 | * This routine will be called to send a SCR command. |
4523 | */ | |
4524 | static void | |
4525 | bfa_fcs_lport_scn_send_scr(void *scn_cbarg, struct bfa_fcxp_s *fcxp_alloced) | |
4526 | { | |
4527 | struct bfa_fcs_lport_scn_s *scn = scn_cbarg; | |
4528 | struct bfa_fcs_lport_s *port = scn->port; | |
4529 | struct fchs_s fchs; | |
4530 | int len; | |
4531 | struct bfa_fcxp_s *fcxp; | |
4532 | ||
4533 | bfa_trc(port->fcs, port->pid); | |
4534 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
4535 | ||
4536 | fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); | |
4537 | if (!fcxp) { | |
4538 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &scn->fcxp_wqe, | |
4539 | bfa_fcs_lport_scn_send_scr, scn); | |
4540 | return; | |
4541 | } | |
4542 | scn->fcxp = fcxp; | |
4543 | ||
4544 | /* Handle VU registrations for Base port only */ | |
4545 | if ((!port->vport) && bfa_ioc_get_fcmode(&port->fcs->bfa->ioc)) { | |
4546 | len = fc_scr_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), | |
f7f73812 MZ |
4547 | port->fabric->lps->brcd_switch, |
4548 | port->pid, 0); | |
a36c61f9 KG |
4549 | } else { |
4550 | len = fc_scr_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), | |
4551 | BFA_FALSE, | |
4552 | port->pid, 0); | |
4553 | } | |
4554 | ||
4555 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, | |
4556 | FC_CLASS_3, len, &fchs, | |
4557 | bfa_fcs_lport_scn_scr_response, | |
4558 | (void *)scn, FC_MAX_PDUSZ, FC_ELS_TOV); | |
4559 | ||
4560 | bfa_sm_send_event(scn, SCNSM_EVENT_SCR_SENT); | |
4561 | } | |
4562 | ||
4563 | static void | |
4564 | bfa_fcs_lport_scn_scr_response(void *fcsarg, struct bfa_fcxp_s *fcxp, | |
4565 | void *cbarg, bfa_status_t req_status, u32 rsp_len, | |
4566 | u32 resid_len, struct fchs_s *rsp_fchs) | |
4567 | { | |
4568 | struct bfa_fcs_lport_scn_s *scn = (struct bfa_fcs_lport_scn_s *) cbarg; | |
4569 | struct bfa_fcs_lport_s *port = scn->port; | |
4570 | struct fc_els_cmd_s *els_cmd; | |
4571 | struct fc_ls_rjt_s *ls_rjt; | |
4572 | ||
4573 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
4574 | ||
4575 | /* | |
4576 | * Sanity Checks | |
4577 | */ | |
4578 | if (req_status != BFA_STATUS_OK) { | |
4579 | bfa_trc(port->fcs, req_status); | |
4580 | bfa_sm_send_event(scn, SCNSM_EVENT_RSP_ERROR); | |
4581 | return; | |
4582 | } | |
4583 | ||
4584 | els_cmd = (struct fc_els_cmd_s *) BFA_FCXP_RSP_PLD(fcxp); | |
4585 | ||
4586 | switch (els_cmd->els_code) { | |
4587 | ||
4588 | case FC_ELS_ACC: | |
4589 | bfa_sm_send_event(scn, SCNSM_EVENT_RSP_OK); | |
4590 | break; | |
4591 | ||
4592 | case FC_ELS_LS_RJT: | |
4593 | ||
4594 | ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp); | |
4595 | ||
4596 | bfa_trc(port->fcs, ls_rjt->reason_code); | |
4597 | bfa_trc(port->fcs, ls_rjt->reason_code_expl); | |
4598 | ||
4599 | bfa_sm_send_event(scn, SCNSM_EVENT_RSP_ERROR); | |
4600 | break; | |
4601 | ||
4602 | default: | |
4603 | bfa_sm_send_event(scn, SCNSM_EVENT_RSP_ERROR); | |
4604 | } | |
4605 | } | |
4606 | ||
4607 | /* | |
4608 | * Send a LS Accept | |
4609 | */ | |
4610 | static void | |
4611 | bfa_fcs_lport_scn_send_ls_acc(struct bfa_fcs_lport_s *port, | |
4612 | struct fchs_s *rx_fchs) | |
4613 | { | |
4614 | struct fchs_s fchs; | |
4615 | struct bfa_fcxp_s *fcxp; | |
4616 | struct bfa_rport_s *bfa_rport = NULL; | |
4617 | int len; | |
4618 | ||
4619 | bfa_trc(port->fcs, rx_fchs->s_id); | |
4620 | ||
4621 | fcxp = bfa_fcs_fcxp_alloc(port->fcs); | |
4622 | if (!fcxp) | |
4623 | return; | |
4624 | ||
4625 | len = fc_ls_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), | |
4626 | rx_fchs->s_id, bfa_fcs_lport_get_fcid(port), | |
4627 | rx_fchs->ox_id); | |
4628 | ||
4629 | bfa_fcxp_send(fcxp, bfa_rport, port->fabric->vf_id, port->lp_tag, | |
4630 | BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL, | |
4631 | FC_MAX_PDUSZ, 0); | |
4632 | } | |
4633 | ||
5fbe25c7 | 4634 | /* |
a36c61f9 KG |
4635 | * This routine will be called by bfa_timer on timer timeouts. |
4636 | * | |
4637 | * param[in] vport - pointer to bfa_fcs_lport_t. | |
4638 | * param[out] vport_status - pointer to return vport status in | |
4639 | * | |
4640 | * return | |
4641 | * void | |
4642 | * | |
4643 | * Special Considerations: | |
4644 | * | |
4645 | * note | |
4646 | */ | |
4647 | static void | |
4648 | bfa_fcs_lport_scn_timeout(void *arg) | |
4649 | { | |
4650 | struct bfa_fcs_lport_scn_s *scn = (struct bfa_fcs_lport_scn_s *) arg; | |
4651 | ||
4652 | bfa_sm_send_event(scn, SCNSM_EVENT_TIMEOUT); | |
4653 | } | |
4654 | ||
4655 | ||
4656 | ||
5fbe25c7 | 4657 | /* |
a36c61f9 KG |
4658 | * fcs_scn_public FCS state change notification public interfaces |
4659 | */ | |
4660 | ||
4661 | /* | |
4662 | * Functions called by port/fab | |
4663 | */ | |
4664 | void | |
4665 | bfa_fcs_lport_scn_init(struct bfa_fcs_lport_s *port) | |
4666 | { | |
4667 | struct bfa_fcs_lport_scn_s *scn = BFA_FCS_GET_SCN_FROM_PORT(port); | |
4668 | ||
4669 | scn->port = port; | |
4670 | bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_offline); | |
4671 | } | |
4672 | ||
4673 | void | |
4674 | bfa_fcs_lport_scn_offline(struct bfa_fcs_lport_s *port) | |
4675 | { | |
4676 | struct bfa_fcs_lport_scn_s *scn = BFA_FCS_GET_SCN_FROM_PORT(port); | |
4677 | ||
4678 | scn->port = port; | |
4679 | bfa_sm_send_event(scn, SCNSM_EVENT_PORT_OFFLINE); | |
4680 | } | |
4681 | ||
4682 | void | |
4683 | bfa_fcs_lport_scn_online(struct bfa_fcs_lport_s *port) | |
4684 | { | |
4685 | struct bfa_fcs_lport_scn_s *scn = BFA_FCS_GET_SCN_FROM_PORT(port); | |
4686 | ||
4687 | scn->port = port; | |
4688 | bfa_sm_send_event(scn, SCNSM_EVENT_PORT_ONLINE); | |
4689 | } | |
4690 | ||
4691 | static void | |
4692 | bfa_fcs_lport_scn_portid_rscn(struct bfa_fcs_lport_s *port, u32 rpid) | |
4693 | { | |
4694 | struct bfa_fcs_rport_s *rport; | |
4695 | ||
4696 | bfa_trc(port->fcs, rpid); | |
4697 | ||
5fbe25c7 | 4698 | /* |
a36c61f9 KG |
4699 | * If this is an unknown device, then it just came online. |
4700 | * Otherwise let rport handle the RSCN event. | |
4701 | */ | |
4702 | rport = bfa_fcs_lport_get_rport_by_pid(port, rpid); | |
4703 | if (rport == NULL) { | |
4704 | /* | |
4705 | * If min cfg mode is enabled, we donot need to | |
4706 | * discover any new rports. | |
4707 | */ | |
4708 | if (!__fcs_min_cfg(port->fcs)) | |
4709 | rport = bfa_fcs_rport_create(port, rpid); | |
4710 | } else | |
4711 | bfa_fcs_rport_scn(rport); | |
4712 | } | |
4713 | ||
5fbe25c7 | 4714 | /* |
a36c61f9 KG |
4715 | * rscn format based PID comparison |
4716 | */ | |
4717 | #define __fc_pid_match(__c0, __c1, __fmt) \ | |
4718 | (((__fmt) == FC_RSCN_FORMAT_FABRIC) || \ | |
4719 | (((__fmt) == FC_RSCN_FORMAT_DOMAIN) && \ | |
4720 | ((__c0)[0] == (__c1)[0])) || \ | |
4721 | (((__fmt) == FC_RSCN_FORMAT_AREA) && \ | |
4722 | ((__c0)[0] == (__c1)[0]) && \ | |
4723 | ((__c0)[1] == (__c1)[1]))) | |
4724 | ||
4725 | static void | |
4726 | bfa_fcs_lport_scn_multiport_rscn(struct bfa_fcs_lport_s *port, | |
4727 | enum fc_rscn_format format, | |
4728 | u32 rscn_pid) | |
4729 | { | |
4730 | struct bfa_fcs_rport_s *rport; | |
4731 | struct list_head *qe, *qe_next; | |
4732 | u8 *c0, *c1; | |
4733 | ||
4734 | bfa_trc(port->fcs, format); | |
4735 | bfa_trc(port->fcs, rscn_pid); | |
4736 | ||
4737 | c0 = (u8 *) &rscn_pid; | |
4738 | ||
4739 | list_for_each_safe(qe, qe_next, &port->rport_q) { | |
4740 | rport = (struct bfa_fcs_rport_s *) qe; | |
4741 | c1 = (u8 *) &rport->pid; | |
4742 | if (__fc_pid_match(c0, c1, format)) | |
4743 | bfa_fcs_rport_scn(rport); | |
4744 | } | |
4745 | } | |
4746 | ||
4747 | ||
4748 | void | |
4749 | bfa_fcs_lport_scn_process_rscn(struct bfa_fcs_lport_s *port, | |
4750 | struct fchs_s *fchs, u32 len) | |
4751 | { | |
4752 | struct fc_rscn_pl_s *rscn = (struct fc_rscn_pl_s *) (fchs + 1); | |
4753 | int num_entries; | |
4754 | u32 rscn_pid; | |
4755 | bfa_boolean_t nsquery = BFA_FALSE, found; | |
4756 | int i = 0, j; | |
4757 | ||
4758 | num_entries = | |
ba816ea8 | 4759 | (be16_to_cpu(rscn->payldlen) - |
a36c61f9 KG |
4760 | sizeof(u32)) / sizeof(rscn->event[0]); |
4761 | ||
4762 | bfa_trc(port->fcs, num_entries); | |
4763 | ||
4764 | port->stats.num_rscn++; | |
4765 | ||
4766 | bfa_fcs_lport_scn_send_ls_acc(port, fchs); | |
4767 | ||
4768 | for (i = 0; i < num_entries; i++) { | |
4769 | rscn_pid = rscn->event[i].portid; | |
4770 | ||
4771 | bfa_trc(port->fcs, rscn->event[i].format); | |
4772 | bfa_trc(port->fcs, rscn_pid); | |
4773 | ||
4774 | /* check for duplicate entries in the list */ | |
4775 | found = BFA_FALSE; | |
4776 | for (j = 0; j < i; j++) { | |
4777 | if (rscn->event[j].portid == rscn_pid) { | |
4778 | found = BFA_TRUE; | |
4779 | break; | |
4780 | } | |
4781 | } | |
4782 | ||
4783 | /* if found in down the list, pid has been already processed */ | |
4784 | if (found) { | |
4785 | bfa_trc(port->fcs, rscn_pid); | |
4786 | continue; | |
4787 | } | |
4788 | ||
4789 | switch (rscn->event[i].format) { | |
4790 | case FC_RSCN_FORMAT_PORTID: | |
4791 | if (rscn->event[i].qualifier == FC_QOS_RSCN_EVENT) { | |
4792 | /* | |
4793 | * Ignore this event. | |
4794 | * f/w would have processed it | |
4795 | */ | |
4796 | bfa_trc(port->fcs, rscn_pid); | |
4797 | } else { | |
4798 | port->stats.num_portid_rscn++; | |
4799 | bfa_fcs_lport_scn_portid_rscn(port, rscn_pid); | |
4800 | } | |
4801 | break; | |
4802 | ||
4803 | case FC_RSCN_FORMAT_FABRIC: | |
4804 | if (rscn->event[i].qualifier == | |
4805 | FC_FABRIC_NAME_RSCN_EVENT) { | |
4806 | bfa_fcs_lport_ms_fabric_rscn(port); | |
4807 | break; | |
4808 | } | |
4809 | /* !!!!!!!!! Fall Through !!!!!!!!!!!!! */ | |
4810 | ||
4811 | case FC_RSCN_FORMAT_AREA: | |
4812 | case FC_RSCN_FORMAT_DOMAIN: | |
4813 | nsquery = BFA_TRUE; | |
4814 | bfa_fcs_lport_scn_multiport_rscn(port, | |
4815 | rscn->event[i].format, | |
4816 | rscn_pid); | |
4817 | break; | |
4818 | ||
4819 | ||
4820 | default: | |
d4b671c5 | 4821 | WARN_ON(1); |
a36c61f9 KG |
4822 | nsquery = BFA_TRUE; |
4823 | } | |
4824 | } | |
4825 | ||
5fbe25c7 JH |
4826 | /* |
4827 | * If any of area, domain or fabric RSCN is received, do a fresh | |
4828 | * discovery to find new devices. | |
a36c61f9 KG |
4829 | */ |
4830 | if (nsquery) | |
4831 | bfa_fcs_lport_ns_query(port); | |
4832 | } | |
4833 | ||
5fbe25c7 | 4834 | /* |
a36c61f9 KG |
4835 | * BFA FCS port |
4836 | */ | |
5fbe25c7 | 4837 | /* |
a36c61f9 KG |
4838 | * fcs_port_api BFA FCS port API |
4839 | */ | |
4840 | struct bfa_fcs_lport_s * | |
4841 | bfa_fcs_get_base_port(struct bfa_fcs_s *fcs) | |
4842 | { | |
4843 | return &fcs->fabric.bport; | |
4844 | } | |
4845 | ||
4846 | wwn_t | |
4847 | bfa_fcs_lport_get_rport(struct bfa_fcs_lport_s *port, wwn_t wwn, int index, | |
4848 | int nrports, bfa_boolean_t bwwn) | |
4849 | { | |
4850 | struct list_head *qh, *qe; | |
4851 | struct bfa_fcs_rport_s *rport = NULL; | |
4852 | int i; | |
4853 | struct bfa_fcs_s *fcs; | |
4854 | ||
4855 | if (port == NULL || nrports == 0) | |
4856 | return (wwn_t) 0; | |
4857 | ||
4858 | fcs = port->fcs; | |
4859 | bfa_trc(fcs, (u32) nrports); | |
4860 | ||
4861 | i = 0; | |
4862 | qh = &port->rport_q; | |
4863 | qe = bfa_q_first(qh); | |
4864 | ||
4865 | while ((qe != qh) && (i < nrports)) { | |
4866 | rport = (struct bfa_fcs_rport_s *) qe; | |
f16a1750 | 4867 | if (bfa_ntoh3b(rport->pid) > 0xFFF000) { |
a36c61f9 KG |
4868 | qe = bfa_q_next(qe); |
4869 | bfa_trc(fcs, (u32) rport->pwwn); | |
4870 | bfa_trc(fcs, rport->pid); | |
4871 | bfa_trc(fcs, i); | |
4872 | continue; | |
4873 | } | |
4874 | ||
4875 | if (bwwn) { | |
4876 | if (!memcmp(&wwn, &rport->pwwn, 8)) | |
4877 | break; | |
4878 | } else { | |
4879 | if (i == index) | |
4880 | break; | |
4881 | } | |
4882 | ||
4883 | i++; | |
4884 | qe = bfa_q_next(qe); | |
4885 | } | |
4886 | ||
4887 | bfa_trc(fcs, i); | |
4888 | if (rport) | |
4889 | return rport->pwwn; | |
4890 | else | |
4891 | return (wwn_t) 0; | |
4892 | } | |
4893 | ||
4894 | void | |
4895 | bfa_fcs_lport_get_rports(struct bfa_fcs_lport_s *port, | |
4896 | wwn_t rport_wwns[], int *nrports) | |
4897 | { | |
4898 | struct list_head *qh, *qe; | |
4899 | struct bfa_fcs_rport_s *rport = NULL; | |
4900 | int i; | |
4901 | struct bfa_fcs_s *fcs; | |
4902 | ||
4903 | if (port == NULL || rport_wwns == NULL || *nrports == 0) | |
4904 | return; | |
4905 | ||
4906 | fcs = port->fcs; | |
4907 | bfa_trc(fcs, (u32) *nrports); | |
4908 | ||
4909 | i = 0; | |
4910 | qh = &port->rport_q; | |
4911 | qe = bfa_q_first(qh); | |
4912 | ||
4913 | while ((qe != qh) && (i < *nrports)) { | |
4914 | rport = (struct bfa_fcs_rport_s *) qe; | |
f16a1750 | 4915 | if (bfa_ntoh3b(rport->pid) > 0xFFF000) { |
a36c61f9 KG |
4916 | qe = bfa_q_next(qe); |
4917 | bfa_trc(fcs, (u32) rport->pwwn); | |
4918 | bfa_trc(fcs, rport->pid); | |
4919 | bfa_trc(fcs, i); | |
4920 | continue; | |
4921 | } | |
4922 | ||
4923 | rport_wwns[i] = rport->pwwn; | |
4924 | ||
4925 | i++; | |
4926 | qe = bfa_q_next(qe); | |
4927 | } | |
4928 | ||
4929 | bfa_trc(fcs, i); | |
4930 | *nrports = i; | |
4931 | } | |
4932 | ||
4933 | /* | |
4934 | * Iterate's through all the rport's in the given port to | |
4935 | * determine the maximum operating speed. | |
4936 | * | |
4937 | * !!!! To be used in TRL Functionality only !!!! | |
4938 | */ | |
4939 | bfa_port_speed_t | |
4940 | bfa_fcs_lport_get_rport_max_speed(bfa_fcs_lport_t *port) | |
4941 | { | |
4942 | struct list_head *qh, *qe; | |
4943 | struct bfa_fcs_rport_s *rport = NULL; | |
4944 | struct bfa_fcs_s *fcs; | |
4945 | bfa_port_speed_t max_speed = 0; | |
4946 | struct bfa_port_attr_s port_attr; | |
4947 | bfa_port_speed_t port_speed, rport_speed; | |
4948 | bfa_boolean_t trl_enabled = bfa_fcport_is_ratelim(port->fcs->bfa); | |
4949 | ||
4950 | ||
4951 | if (port == NULL) | |
4952 | return 0; | |
4953 | ||
4954 | fcs = port->fcs; | |
4955 | ||
4956 | /* Get Physical port's current speed */ | |
4957 | bfa_fcport_get_attr(port->fcs->bfa, &port_attr); | |
4958 | port_speed = port_attr.speed; | |
4959 | bfa_trc(fcs, port_speed); | |
4960 | ||
4961 | qh = &port->rport_q; | |
4962 | qe = bfa_q_first(qh); | |
4963 | ||
4964 | while (qe != qh) { | |
4965 | rport = (struct bfa_fcs_rport_s *) qe; | |
f16a1750 | 4966 | if ((bfa_ntoh3b(rport->pid) > 0xFFF000) || |
d7be54cc KG |
4967 | (bfa_fcs_rport_get_state(rport) == BFA_RPORT_OFFLINE) || |
4968 | (rport->scsi_function != BFA_RPORT_TARGET)) { | |
a36c61f9 KG |
4969 | qe = bfa_q_next(qe); |
4970 | continue; | |
4971 | } | |
4972 | ||
4973 | rport_speed = rport->rpf.rpsc_speed; | |
4974 | if ((trl_enabled) && (rport_speed == | |
4975 | BFA_PORT_SPEED_UNKNOWN)) { | |
4976 | /* Use default ratelim speed setting */ | |
4977 | rport_speed = | |
4978 | bfa_fcport_get_ratelim_speed(port->fcs->bfa); | |
4979 | } | |
4980 | ||
d7be54cc | 4981 | if (rport_speed > max_speed) |
a36c61f9 | 4982 | max_speed = rport_speed; |
a36c61f9 KG |
4983 | |
4984 | qe = bfa_q_next(qe); | |
4985 | } | |
4986 | ||
d7be54cc KG |
4987 | if (max_speed > port_speed) |
4988 | max_speed = port_speed; | |
4989 | ||
a36c61f9 KG |
4990 | bfa_trc(fcs, max_speed); |
4991 | return max_speed; | |
4992 | } | |
4993 | ||
4994 | struct bfa_fcs_lport_s * | |
4995 | bfa_fcs_lookup_port(struct bfa_fcs_s *fcs, u16 vf_id, wwn_t lpwwn) | |
4996 | { | |
4997 | struct bfa_fcs_vport_s *vport; | |
4998 | bfa_fcs_vf_t *vf; | |
4999 | ||
d4b671c5 | 5000 | WARN_ON(fcs == NULL); |
a36c61f9 KG |
5001 | |
5002 | vf = bfa_fcs_vf_lookup(fcs, vf_id); | |
5003 | if (vf == NULL) { | |
5004 | bfa_trc(fcs, vf_id); | |
5005 | return NULL; | |
5006 | } | |
5007 | ||
5008 | if (!lpwwn || (vf->bport.port_cfg.pwwn == lpwwn)) | |
5009 | return &vf->bport; | |
5010 | ||
5011 | vport = bfa_fcs_fabric_vport_lookup(vf, lpwwn); | |
5012 | if (vport) | |
5013 | return &vport->lport; | |
5014 | ||
5015 | return NULL; | |
5016 | } | |
5017 | ||
5018 | /* | |
5019 | * API corresponding to NPIV_VPORT_GETINFO. | |
5020 | */ | |
5021 | void | |
5022 | bfa_fcs_lport_get_info(struct bfa_fcs_lport_s *port, | |
5023 | struct bfa_lport_info_s *port_info) | |
5024 | { | |
5025 | ||
5026 | bfa_trc(port->fcs, port->fabric->fabric_name); | |
5027 | ||
5028 | if (port->vport == NULL) { | |
5029 | /* | |
5030 | * This is a Physical port | |
5031 | */ | |
5032 | port_info->port_type = BFA_LPORT_TYPE_PHYSICAL; | |
5033 | ||
5034 | /* | |
5035 | * @todo : need to fix the state & reason | |
5036 | */ | |
5037 | port_info->port_state = 0; | |
5038 | port_info->offline_reason = 0; | |
5039 | ||
5040 | port_info->port_wwn = bfa_fcs_lport_get_pwwn(port); | |
5041 | port_info->node_wwn = bfa_fcs_lport_get_nwwn(port); | |
5042 | ||
5043 | port_info->max_vports_supp = | |
5044 | bfa_lps_get_max_vport(port->fcs->bfa); | |
5045 | port_info->num_vports_inuse = | |
f7f73812 | 5046 | port->fabric->num_vports; |
a36c61f9 KG |
5047 | port_info->max_rports_supp = BFA_FCS_MAX_RPORTS_SUPP; |
5048 | port_info->num_rports_inuse = port->num_rports; | |
5049 | } else { | |
5050 | /* | |
5051 | * This is a virtual port | |
5052 | */ | |
5053 | port_info->port_type = BFA_LPORT_TYPE_VIRTUAL; | |
5054 | ||
5055 | /* | |
5056 | * @todo : need to fix the state & reason | |
5057 | */ | |
5058 | port_info->port_state = 0; | |
5059 | port_info->offline_reason = 0; | |
5060 | ||
5061 | port_info->port_wwn = bfa_fcs_lport_get_pwwn(port); | |
5062 | port_info->node_wwn = bfa_fcs_lport_get_nwwn(port); | |
5063 | } | |
5064 | } | |
5065 | ||
5066 | void | |
5067 | bfa_fcs_lport_get_stats(struct bfa_fcs_lport_s *fcs_port, | |
5068 | struct bfa_lport_stats_s *port_stats) | |
5069 | { | |
5070 | *port_stats = fcs_port->stats; | |
5071 | } | |
5072 | ||
5073 | void | |
5074 | bfa_fcs_lport_clear_stats(struct bfa_fcs_lport_s *fcs_port) | |
5075 | { | |
6a18b167 | 5076 | memset(&fcs_port->stats, 0, sizeof(struct bfa_lport_stats_s)); |
a36c61f9 KG |
5077 | } |
5078 | ||
5fbe25c7 | 5079 | /* |
a36c61f9 KG |
5080 | * FCS virtual port state machine |
5081 | */ | |
5082 | ||
5083 | #define __vport_fcs(__vp) ((__vp)->lport.fcs) | |
5084 | #define __vport_pwwn(__vp) ((__vp)->lport.port_cfg.pwwn) | |
5085 | #define __vport_nwwn(__vp) ((__vp)->lport.port_cfg.nwwn) | |
5086 | #define __vport_bfa(__vp) ((__vp)->lport.fcs->bfa) | |
5087 | #define __vport_fcid(__vp) ((__vp)->lport.pid) | |
5088 | #define __vport_fabric(__vp) ((__vp)->lport.fabric) | |
5089 | #define __vport_vfid(__vp) ((__vp)->lport.fabric->vf_id) | |
5090 | ||
5091 | #define BFA_FCS_VPORT_MAX_RETRIES 5 | |
5092 | /* | |
5093 | * Forward declarations | |
5094 | */ | |
5095 | static void bfa_fcs_vport_do_fdisc(struct bfa_fcs_vport_s *vport); | |
5096 | static void bfa_fcs_vport_timeout(void *vport_arg); | |
5097 | static void bfa_fcs_vport_do_logo(struct bfa_fcs_vport_s *vport); | |
5098 | static void bfa_fcs_vport_free(struct bfa_fcs_vport_s *vport); | |
5099 | ||
5fbe25c7 | 5100 | /* |
a36c61f9 KG |
5101 | * fcs_vport_sm FCS virtual port state machine |
5102 | */ | |
5103 | ||
5fbe25c7 | 5104 | /* |
a36c61f9 KG |
5105 | * VPort State Machine events |
5106 | */ | |
5107 | enum bfa_fcs_vport_event { | |
5108 | BFA_FCS_VPORT_SM_CREATE = 1, /* vport create event */ | |
5109 | BFA_FCS_VPORT_SM_DELETE = 2, /* vport delete event */ | |
5110 | BFA_FCS_VPORT_SM_START = 3, /* vport start request */ | |
5111 | BFA_FCS_VPORT_SM_STOP = 4, /* stop: unsupported */ | |
5112 | BFA_FCS_VPORT_SM_ONLINE = 5, /* fabric online */ | |
5113 | BFA_FCS_VPORT_SM_OFFLINE = 6, /* fabric offline event */ | |
5114 | BFA_FCS_VPORT_SM_FRMSENT = 7, /* fdisc/logo sent events */ | |
5115 | BFA_FCS_VPORT_SM_RSP_OK = 8, /* good response */ | |
5116 | BFA_FCS_VPORT_SM_RSP_ERROR = 9, /* error/bad response */ | |
5117 | BFA_FCS_VPORT_SM_TIMEOUT = 10, /* delay timer event */ | |
5118 | BFA_FCS_VPORT_SM_DELCOMP = 11, /* lport delete completion */ | |
5119 | BFA_FCS_VPORT_SM_RSP_DUP_WWN = 12, /* Dup wnn error*/ | |
5120 | BFA_FCS_VPORT_SM_RSP_FAILED = 13, /* non-retryable failure */ | |
dd5aaf45 | 5121 | BFA_FCS_VPORT_SM_STOPCOMP = 14, /* vport delete completion */ |
a36c61f9 KG |
5122 | }; |
5123 | ||
5124 | static void bfa_fcs_vport_sm_uninit(struct bfa_fcs_vport_s *vport, | |
5125 | enum bfa_fcs_vport_event event); | |
5126 | static void bfa_fcs_vport_sm_created(struct bfa_fcs_vport_s *vport, | |
5127 | enum bfa_fcs_vport_event event); | |
5128 | static void bfa_fcs_vport_sm_offline(struct bfa_fcs_vport_s *vport, | |
5129 | enum bfa_fcs_vport_event event); | |
5130 | static void bfa_fcs_vport_sm_fdisc(struct bfa_fcs_vport_s *vport, | |
5131 | enum bfa_fcs_vport_event event); | |
5132 | static void bfa_fcs_vport_sm_fdisc_retry(struct bfa_fcs_vport_s *vport, | |
5133 | enum bfa_fcs_vport_event event); | |
d7be54cc KG |
5134 | static void bfa_fcs_vport_sm_fdisc_rsp_wait(struct bfa_fcs_vport_s *vport, |
5135 | enum bfa_fcs_vport_event event); | |
a36c61f9 KG |
5136 | static void bfa_fcs_vport_sm_online(struct bfa_fcs_vport_s *vport, |
5137 | enum bfa_fcs_vport_event event); | |
5138 | static void bfa_fcs_vport_sm_deleting(struct bfa_fcs_vport_s *vport, | |
5139 | enum bfa_fcs_vport_event event); | |
5140 | static void bfa_fcs_vport_sm_cleanup(struct bfa_fcs_vport_s *vport, | |
5141 | enum bfa_fcs_vport_event event); | |
5142 | static void bfa_fcs_vport_sm_logo(struct bfa_fcs_vport_s *vport, | |
5143 | enum bfa_fcs_vport_event event); | |
5144 | static void bfa_fcs_vport_sm_error(struct bfa_fcs_vport_s *vport, | |
5145 | enum bfa_fcs_vport_event event); | |
dd5aaf45 KG |
5146 | static void bfa_fcs_vport_sm_stopping(struct bfa_fcs_vport_s *vport, |
5147 | enum bfa_fcs_vport_event event); | |
5148 | static void bfa_fcs_vport_sm_logo_for_stop(struct bfa_fcs_vport_s *vport, | |
5149 | enum bfa_fcs_vport_event event); | |
a36c61f9 KG |
5150 | |
5151 | static struct bfa_sm_table_s vport_sm_table[] = { | |
5152 | {BFA_SM(bfa_fcs_vport_sm_uninit), BFA_FCS_VPORT_UNINIT}, | |
5153 | {BFA_SM(bfa_fcs_vport_sm_created), BFA_FCS_VPORT_CREATED}, | |
5154 | {BFA_SM(bfa_fcs_vport_sm_offline), BFA_FCS_VPORT_OFFLINE}, | |
5155 | {BFA_SM(bfa_fcs_vport_sm_fdisc), BFA_FCS_VPORT_FDISC}, | |
5156 | {BFA_SM(bfa_fcs_vport_sm_fdisc_retry), BFA_FCS_VPORT_FDISC_RETRY}, | |
d7be54cc | 5157 | {BFA_SM(bfa_fcs_vport_sm_fdisc_rsp_wait), BFA_FCS_VPORT_FDISC_RSP_WAIT}, |
a36c61f9 KG |
5158 | {BFA_SM(bfa_fcs_vport_sm_online), BFA_FCS_VPORT_ONLINE}, |
5159 | {BFA_SM(bfa_fcs_vport_sm_deleting), BFA_FCS_VPORT_DELETING}, | |
5160 | {BFA_SM(bfa_fcs_vport_sm_cleanup), BFA_FCS_VPORT_CLEANUP}, | |
5161 | {BFA_SM(bfa_fcs_vport_sm_logo), BFA_FCS_VPORT_LOGO}, | |
5162 | {BFA_SM(bfa_fcs_vport_sm_error), BFA_FCS_VPORT_ERROR} | |
5163 | }; | |
5164 | ||
5fbe25c7 | 5165 | /* |
a36c61f9 KG |
5166 | * Beginning state. |
5167 | */ | |
5168 | static void | |
5169 | bfa_fcs_vport_sm_uninit(struct bfa_fcs_vport_s *vport, | |
5170 | enum bfa_fcs_vport_event event) | |
5171 | { | |
5172 | bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); | |
5173 | bfa_trc(__vport_fcs(vport), event); | |
5174 | ||
5175 | switch (event) { | |
5176 | case BFA_FCS_VPORT_SM_CREATE: | |
5177 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_created); | |
5178 | bfa_fcs_fabric_addvport(__vport_fabric(vport), vport); | |
5179 | break; | |
5180 | ||
5181 | default: | |
5182 | bfa_sm_fault(__vport_fcs(vport), event); | |
5183 | } | |
5184 | } | |
5185 | ||
5fbe25c7 | 5186 | /* |
a36c61f9 KG |
5187 | * Created state - a start event is required to start up the state machine. |
5188 | */ | |
5189 | static void | |
5190 | bfa_fcs_vport_sm_created(struct bfa_fcs_vport_s *vport, | |
5191 | enum bfa_fcs_vport_event event) | |
5192 | { | |
5193 | bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); | |
5194 | bfa_trc(__vport_fcs(vport), event); | |
5195 | ||
5196 | switch (event) { | |
5197 | case BFA_FCS_VPORT_SM_START: | |
f7f73812 MZ |
5198 | if (bfa_sm_cmp_state(__vport_fabric(vport), |
5199 | bfa_fcs_fabric_sm_online) | |
a36c61f9 KG |
5200 | && bfa_fcs_fabric_npiv_capable(__vport_fabric(vport))) { |
5201 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_fdisc); | |
5202 | bfa_fcs_vport_do_fdisc(vport); | |
5203 | } else { | |
5fbe25c7 | 5204 | /* |
a36c61f9 KG |
5205 | * Fabric is offline or not NPIV capable, stay in |
5206 | * offline state. | |
5207 | */ | |
5208 | vport->vport_stats.fab_no_npiv++; | |
5209 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline); | |
5210 | } | |
5211 | break; | |
5212 | ||
5213 | case BFA_FCS_VPORT_SM_DELETE: | |
5214 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup); | |
5215 | bfa_fcs_lport_delete(&vport->lport); | |
5216 | break; | |
5217 | ||
5218 | case BFA_FCS_VPORT_SM_ONLINE: | |
5219 | case BFA_FCS_VPORT_SM_OFFLINE: | |
5fbe25c7 | 5220 | /* |
a36c61f9 KG |
5221 | * Ignore ONLINE/OFFLINE events from fabric |
5222 | * till vport is started. | |
5223 | */ | |
5224 | break; | |
5225 | ||
5226 | default: | |
5227 | bfa_sm_fault(__vport_fcs(vport), event); | |
5228 | } | |
5229 | } | |
5230 | ||
5fbe25c7 | 5231 | /* |
a36c61f9 KG |
5232 | * Offline state - awaiting ONLINE event from fabric SM. |
5233 | */ | |
5234 | static void | |
5235 | bfa_fcs_vport_sm_offline(struct bfa_fcs_vport_s *vport, | |
5236 | enum bfa_fcs_vport_event event) | |
5237 | { | |
5238 | bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); | |
5239 | bfa_trc(__vport_fcs(vport), event); | |
5240 | ||
5241 | switch (event) { | |
5242 | case BFA_FCS_VPORT_SM_DELETE: | |
5243 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup); | |
5244 | bfa_fcs_lport_delete(&vport->lport); | |
5245 | break; | |
5246 | ||
5247 | case BFA_FCS_VPORT_SM_ONLINE: | |
5248 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_fdisc); | |
5249 | vport->fdisc_retries = 0; | |
5250 | bfa_fcs_vport_do_fdisc(vport); | |
5251 | break; | |
5252 | ||
dd5aaf45 KG |
5253 | case BFA_FCS_VPORT_SM_STOP: |
5254 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup); | |
5255 | bfa_sm_send_event(&vport->lport, BFA_FCS_PORT_SM_STOP); | |
5256 | break; | |
5257 | ||
a36c61f9 KG |
5258 | case BFA_FCS_VPORT_SM_OFFLINE: |
5259 | /* | |
5260 | * This can happen if the vport couldn't be initialzied | |
5261 | * due the fact that the npiv was not enabled on the switch. | |
5262 | * In that case we will put the vport in offline state. | |
5263 | * However, the link can go down and cause the this event to | |
5264 | * be sent when we are already offline. Ignore it. | |
5265 | */ | |
5266 | break; | |
5267 | ||
5268 | default: | |
5269 | bfa_sm_fault(__vport_fcs(vport), event); | |
5270 | } | |
5271 | } | |
5272 | ||
5273 | ||
5fbe25c7 | 5274 | /* |
a36c61f9 KG |
5275 | * FDISC is sent and awaiting reply from fabric. |
5276 | */ | |
5277 | static void | |
5278 | bfa_fcs_vport_sm_fdisc(struct bfa_fcs_vport_s *vport, | |
5279 | enum bfa_fcs_vport_event event) | |
5280 | { | |
5281 | bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); | |
5282 | bfa_trc(__vport_fcs(vport), event); | |
5283 | ||
5284 | switch (event) { | |
5285 | case BFA_FCS_VPORT_SM_DELETE: | |
d7be54cc | 5286 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_fdisc_rsp_wait); |
a36c61f9 KG |
5287 | break; |
5288 | ||
5289 | case BFA_FCS_VPORT_SM_OFFLINE: | |
5290 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline); | |
f7f73812 | 5291 | bfa_sm_send_event(vport->lps, BFA_LPS_SM_OFFLINE); |
a36c61f9 KG |
5292 | break; |
5293 | ||
5294 | case BFA_FCS_VPORT_SM_RSP_OK: | |
5295 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_online); | |
5296 | bfa_fcs_lport_online(&vport->lport); | |
5297 | break; | |
5298 | ||
5299 | case BFA_FCS_VPORT_SM_RSP_ERROR: | |
5300 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_fdisc_retry); | |
5301 | bfa_timer_start(__vport_bfa(vport), &vport->timer, | |
5302 | bfa_fcs_vport_timeout, vport, | |
5303 | BFA_FCS_RETRY_TIMEOUT); | |
5304 | break; | |
5305 | ||
5306 | case BFA_FCS_VPORT_SM_RSP_FAILED: | |
5307 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline); | |
5308 | break; | |
5309 | ||
5310 | case BFA_FCS_VPORT_SM_RSP_DUP_WWN: | |
5311 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_error); | |
5312 | break; | |
5313 | ||
5314 | default: | |
5315 | bfa_sm_fault(__vport_fcs(vport), event); | |
5316 | } | |
5317 | } | |
5318 | ||
5fbe25c7 | 5319 | /* |
a36c61f9 KG |
5320 | * FDISC attempt failed - a timer is active to retry FDISC. |
5321 | */ | |
5322 | static void | |
5323 | bfa_fcs_vport_sm_fdisc_retry(struct bfa_fcs_vport_s *vport, | |
5324 | enum bfa_fcs_vport_event event) | |
5325 | { | |
5326 | bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); | |
5327 | bfa_trc(__vport_fcs(vport), event); | |
5328 | ||
5329 | switch (event) { | |
5330 | case BFA_FCS_VPORT_SM_DELETE: | |
5331 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup); | |
5332 | bfa_timer_stop(&vport->timer); | |
5333 | bfa_fcs_lport_delete(&vport->lport); | |
5334 | break; | |
5335 | ||
5336 | case BFA_FCS_VPORT_SM_OFFLINE: | |
5337 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline); | |
5338 | bfa_timer_stop(&vport->timer); | |
5339 | break; | |
5340 | ||
5341 | case BFA_FCS_VPORT_SM_TIMEOUT: | |
5342 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_fdisc); | |
5343 | vport->vport_stats.fdisc_retries++; | |
5344 | vport->fdisc_retries++; | |
5345 | bfa_fcs_vport_do_fdisc(vport); | |
5346 | break; | |
5347 | ||
5348 | default: | |
5349 | bfa_sm_fault(__vport_fcs(vport), event); | |
5350 | } | |
5351 | } | |
5352 | ||
d7be54cc KG |
5353 | /* |
5354 | * FDISC is in progress and we got a vport delete request - | |
5355 | * this is a wait state while we wait for fdisc response and | |
5356 | * we will transition to the appropriate state - on rsp status. | |
5357 | */ | |
5358 | static void | |
5359 | bfa_fcs_vport_sm_fdisc_rsp_wait(struct bfa_fcs_vport_s *vport, | |
5360 | enum bfa_fcs_vport_event event) | |
5361 | { | |
5362 | bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); | |
5363 | bfa_trc(__vport_fcs(vport), event); | |
5364 | ||
5365 | switch (event) { | |
5366 | case BFA_FCS_VPORT_SM_RSP_OK: | |
5367 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_deleting); | |
5368 | bfa_fcs_lport_delete(&vport->lport); | |
5369 | break; | |
5370 | ||
5371 | case BFA_FCS_VPORT_SM_DELETE: | |
5372 | break; | |
5373 | ||
5374 | case BFA_FCS_VPORT_SM_OFFLINE: | |
5375 | case BFA_FCS_VPORT_SM_RSP_ERROR: | |
5376 | case BFA_FCS_VPORT_SM_RSP_FAILED: | |
5377 | case BFA_FCS_VPORT_SM_RSP_DUP_WWN: | |
5378 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup); | |
5379 | bfa_sm_send_event(vport->lps, BFA_LPS_SM_OFFLINE); | |
5380 | bfa_fcs_lport_delete(&vport->lport); | |
5381 | break; | |
5382 | ||
5383 | default: | |
5384 | bfa_sm_fault(__vport_fcs(vport), event); | |
5385 | } | |
5386 | } | |
5387 | ||
5fbe25c7 | 5388 | /* |
a36c61f9 KG |
5389 | * Vport is online (FDISC is complete). |
5390 | */ | |
5391 | static void | |
5392 | bfa_fcs_vport_sm_online(struct bfa_fcs_vport_s *vport, | |
5393 | enum bfa_fcs_vport_event event) | |
5394 | { | |
5395 | bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); | |
5396 | bfa_trc(__vport_fcs(vport), event); | |
5397 | ||
5398 | switch (event) { | |
5399 | case BFA_FCS_VPORT_SM_DELETE: | |
5400 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_deleting); | |
5401 | bfa_fcs_lport_delete(&vport->lport); | |
5402 | break; | |
5403 | ||
dd5aaf45 KG |
5404 | case BFA_FCS_VPORT_SM_STOP: |
5405 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_stopping); | |
5406 | bfa_sm_send_event(&vport->lport, BFA_FCS_PORT_SM_STOP); | |
5407 | break; | |
5408 | ||
a36c61f9 KG |
5409 | case BFA_FCS_VPORT_SM_OFFLINE: |
5410 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline); | |
f7f73812 | 5411 | bfa_sm_send_event(vport->lps, BFA_LPS_SM_OFFLINE); |
a36c61f9 KG |
5412 | bfa_fcs_lport_offline(&vport->lport); |
5413 | break; | |
5414 | ||
5415 | default: | |
5416 | bfa_sm_fault(__vport_fcs(vport), event); | |
5417 | } | |
5418 | } | |
5419 | ||
dd5aaf45 KG |
5420 | /* |
5421 | * Vport is being stopped - awaiting lport stop completion to send | |
5422 | * LOGO to fabric. | |
5423 | */ | |
5424 | static void | |
5425 | bfa_fcs_vport_sm_stopping(struct bfa_fcs_vport_s *vport, | |
5426 | enum bfa_fcs_vport_event event) | |
5427 | { | |
5428 | bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); | |
5429 | bfa_trc(__vport_fcs(vport), event); | |
5430 | ||
5431 | switch (event) { | |
5432 | case BFA_FCS_VPORT_SM_STOPCOMP: | |
5433 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_logo_for_stop); | |
5434 | bfa_fcs_vport_do_logo(vport); | |
5435 | break; | |
5436 | ||
5437 | case BFA_FCS_VPORT_SM_OFFLINE: | |
5438 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup); | |
5439 | break; | |
5440 | ||
5441 | default: | |
5442 | bfa_sm_fault(__vport_fcs(vport), event); | |
5443 | } | |
5444 | } | |
5445 | ||
5fbe25c7 | 5446 | /* |
a36c61f9 KG |
5447 | * Vport is being deleted - awaiting lport delete completion to send |
5448 | * LOGO to fabric. | |
5449 | */ | |
5450 | static void | |
5451 | bfa_fcs_vport_sm_deleting(struct bfa_fcs_vport_s *vport, | |
5452 | enum bfa_fcs_vport_event event) | |
5453 | { | |
5454 | bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); | |
5455 | bfa_trc(__vport_fcs(vport), event); | |
5456 | ||
5457 | switch (event) { | |
5458 | case BFA_FCS_VPORT_SM_DELETE: | |
5459 | break; | |
5460 | ||
5461 | case BFA_FCS_VPORT_SM_DELCOMP: | |
5462 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_logo); | |
5463 | bfa_fcs_vport_do_logo(vport); | |
5464 | break; | |
5465 | ||
5466 | case BFA_FCS_VPORT_SM_OFFLINE: | |
5467 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup); | |
5468 | break; | |
5469 | ||
5470 | default: | |
5471 | bfa_sm_fault(__vport_fcs(vport), event); | |
5472 | } | |
5473 | } | |
5474 | ||
5fbe25c7 | 5475 | /* |
a36c61f9 KG |
5476 | * Error State. |
5477 | * This state will be set when the Vport Creation fails due | |
5478 | * to errors like Dup WWN. In this state only operation allowed | |
5479 | * is a Vport Delete. | |
5480 | */ | |
5481 | static void | |
5482 | bfa_fcs_vport_sm_error(struct bfa_fcs_vport_s *vport, | |
5483 | enum bfa_fcs_vport_event event) | |
5484 | { | |
5485 | bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); | |
5486 | bfa_trc(__vport_fcs(vport), event); | |
5487 | ||
5488 | switch (event) { | |
5489 | case BFA_FCS_VPORT_SM_DELETE: | |
5490 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup); | |
5491 | bfa_fcs_lport_delete(&vport->lport); | |
5492 | break; | |
5493 | ||
5494 | default: | |
5495 | bfa_trc(__vport_fcs(vport), event); | |
5496 | } | |
5497 | } | |
5498 | ||
5fbe25c7 | 5499 | /* |
a36c61f9 KG |
5500 | * Lport cleanup is in progress since vport is being deleted. Fabric is |
5501 | * offline, so no LOGO is needed to complete vport deletion. | |
5502 | */ | |
5503 | static void | |
5504 | bfa_fcs_vport_sm_cleanup(struct bfa_fcs_vport_s *vport, | |
5505 | enum bfa_fcs_vport_event event) | |
5506 | { | |
5507 | bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); | |
5508 | bfa_trc(__vport_fcs(vport), event); | |
5509 | ||
5510 | switch (event) { | |
5511 | case BFA_FCS_VPORT_SM_DELCOMP: | |
5512 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_uninit); | |
5513 | bfa_fcs_vport_free(vport); | |
5514 | break; | |
5515 | ||
dd5aaf45 KG |
5516 | case BFA_FCS_VPORT_SM_STOPCOMP: |
5517 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_created); | |
5518 | break; | |
5519 | ||
a36c61f9 KG |
5520 | case BFA_FCS_VPORT_SM_DELETE: |
5521 | break; | |
5522 | ||
5523 | default: | |
5524 | bfa_sm_fault(__vport_fcs(vport), event); | |
5525 | } | |
5526 | } | |
5527 | ||
dd5aaf45 KG |
5528 | /* |
5529 | * LOGO is sent to fabric. Vport stop is in progress. Lport stop cleanup | |
5530 | * is done. | |
5531 | */ | |
5532 | static void | |
5533 | bfa_fcs_vport_sm_logo_for_stop(struct bfa_fcs_vport_s *vport, | |
5534 | enum bfa_fcs_vport_event event) | |
5535 | { | |
5536 | bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); | |
5537 | bfa_trc(__vport_fcs(vport), event); | |
5538 | ||
5539 | switch (event) { | |
5540 | case BFA_FCS_VPORT_SM_OFFLINE: | |
5541 | bfa_sm_send_event(vport->lps, BFA_LPS_SM_OFFLINE); | |
5542 | /* | |
5543 | * !!! fall through !!! | |
5544 | */ | |
5545 | ||
5546 | case BFA_FCS_VPORT_SM_RSP_OK: | |
5547 | case BFA_FCS_VPORT_SM_RSP_ERROR: | |
5548 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_created); | |
5549 | break; | |
5550 | ||
5551 | default: | |
5552 | bfa_sm_fault(__vport_fcs(vport), event); | |
5553 | } | |
5554 | } | |
5555 | ||
5fbe25c7 | 5556 | /* |
a36c61f9 KG |
5557 | * LOGO is sent to fabric. Vport delete is in progress. Lport delete cleanup |
5558 | * is done. | |
5559 | */ | |
5560 | static void | |
5561 | bfa_fcs_vport_sm_logo(struct bfa_fcs_vport_s *vport, | |
5562 | enum bfa_fcs_vport_event event) | |
5563 | { | |
5564 | bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); | |
5565 | bfa_trc(__vport_fcs(vport), event); | |
5566 | ||
5567 | switch (event) { | |
5568 | case BFA_FCS_VPORT_SM_OFFLINE: | |
f7f73812 | 5569 | bfa_sm_send_event(vport->lps, BFA_LPS_SM_OFFLINE); |
a36c61f9 KG |
5570 | /* |
5571 | * !!! fall through !!! | |
5572 | */ | |
5573 | ||
5574 | case BFA_FCS_VPORT_SM_RSP_OK: | |
5575 | case BFA_FCS_VPORT_SM_RSP_ERROR: | |
5576 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_uninit); | |
5577 | bfa_fcs_vport_free(vport); | |
5578 | break; | |
5579 | ||
5580 | case BFA_FCS_VPORT_SM_DELETE: | |
5581 | break; | |
5582 | ||
5583 | default: | |
5584 | bfa_sm_fault(__vport_fcs(vport), event); | |
5585 | } | |
5586 | } | |
5587 | ||
5588 | ||
5589 | ||
5fbe25c7 | 5590 | /* |
a36c61f9 KG |
5591 | * fcs_vport_private FCS virtual port private functions |
5592 | */ | |
7826f304 KG |
5593 | /* |
5594 | * Send AEN notification | |
5595 | */ | |
5596 | static void | |
5597 | bfa_fcs_vport_aen_post(struct bfa_fcs_lport_s *port, | |
5598 | enum bfa_lport_aen_event event) | |
5599 | { | |
5600 | struct bfad_s *bfad = (struct bfad_s *)port->fabric->fcs->bfad; | |
5601 | struct bfa_aen_entry_s *aen_entry; | |
5602 | ||
5603 | bfad_get_aen_entry(bfad, aen_entry); | |
5604 | if (!aen_entry) | |
5605 | return; | |
5606 | ||
5607 | aen_entry->aen_data.lport.vf_id = port->fabric->vf_id; | |
5608 | aen_entry->aen_data.lport.roles = port->port_cfg.roles; | |
5609 | aen_entry->aen_data.lport.ppwwn = bfa_fcs_lport_get_pwwn( | |
5610 | bfa_fcs_get_base_port(port->fcs)); | |
5611 | aen_entry->aen_data.lport.lpwwn = bfa_fcs_lport_get_pwwn(port); | |
5612 | ||
5613 | /* Send the AEN notification */ | |
5614 | bfad_im_post_vendor_event(aen_entry, bfad, ++port->fcs->fcs_aen_seq, | |
5615 | BFA_AEN_CAT_LPORT, event); | |
5616 | } | |
5617 | ||
5fbe25c7 | 5618 | /* |
a36c61f9 KG |
5619 | * This routine will be called to send a FDISC command. |
5620 | */ | |
5621 | static void | |
5622 | bfa_fcs_vport_do_fdisc(struct bfa_fcs_vport_s *vport) | |
5623 | { | |
5624 | bfa_lps_fdisc(vport->lps, vport, | |
5625 | bfa_fcport_get_maxfrsize(__vport_bfa(vport)), | |
5626 | __vport_pwwn(vport), __vport_nwwn(vport)); | |
5627 | vport->vport_stats.fdisc_sent++; | |
5628 | } | |
5629 | ||
5630 | static void | |
5631 | bfa_fcs_vport_fdisc_rejected(struct bfa_fcs_vport_s *vport) | |
5632 | { | |
f7f73812 MZ |
5633 | u8 lsrjt_rsn = vport->lps->lsrjt_rsn; |
5634 | u8 lsrjt_expl = vport->lps->lsrjt_expl; | |
a36c61f9 KG |
5635 | |
5636 | bfa_trc(__vport_fcs(vport), lsrjt_rsn); | |
5637 | bfa_trc(__vport_fcs(vport), lsrjt_expl); | |
5638 | ||
5639 | /* For certain reason codes, we don't want to retry. */ | |
f7f73812 | 5640 | switch (vport->lps->lsrjt_expl) { |
a36c61f9 KG |
5641 | case FC_LS_RJT_EXP_INV_PORT_NAME: /* by brocade */ |
5642 | case FC_LS_RJT_EXP_INVALID_NPORT_ID: /* by Cisco */ | |
5643 | if (vport->fdisc_retries < BFA_FCS_VPORT_MAX_RETRIES) | |
5644 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR); | |
7826f304 KG |
5645 | else { |
5646 | bfa_fcs_vport_aen_post(&vport->lport, | |
5647 | BFA_LPORT_AEN_NPIV_DUP_WWN); | |
a36c61f9 | 5648 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_DUP_WWN); |
7826f304 | 5649 | } |
a36c61f9 KG |
5650 | break; |
5651 | ||
5652 | case FC_LS_RJT_EXP_INSUFF_RES: | |
5653 | /* | |
5654 | * This means max logins per port/switch setting on the | |
5655 | * switch was exceeded. | |
5656 | */ | |
5657 | if (vport->fdisc_retries < BFA_FCS_VPORT_MAX_RETRIES) | |
5658 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR); | |
7826f304 KG |
5659 | else { |
5660 | bfa_fcs_vport_aen_post(&vport->lport, | |
5661 | BFA_LPORT_AEN_NPIV_FABRIC_MAX); | |
a36c61f9 | 5662 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_FAILED); |
7826f304 | 5663 | } |
a36c61f9 KG |
5664 | break; |
5665 | ||
5666 | default: | |
7826f304 KG |
5667 | if (vport->fdisc_retries == 0) |
5668 | bfa_fcs_vport_aen_post(&vport->lport, | |
5669 | BFA_LPORT_AEN_NPIV_UNKNOWN); | |
a36c61f9 KG |
5670 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR); |
5671 | } | |
5672 | } | |
5673 | ||
5fbe25c7 | 5674 | /* |
a36c61f9 KG |
5675 | * Called to send a logout to the fabric. Used when a V-Port is |
5676 | * deleted/stopped. | |
5677 | */ | |
5678 | static void | |
5679 | bfa_fcs_vport_do_logo(struct bfa_fcs_vport_s *vport) | |
5680 | { | |
5681 | bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); | |
5682 | ||
5683 | vport->vport_stats.logo_sent++; | |
5684 | bfa_lps_fdisclogo(vport->lps); | |
5685 | } | |
5686 | ||
5687 | ||
5fbe25c7 | 5688 | /* |
a36c61f9 KG |
5689 | * This routine will be called by bfa_timer on timer timeouts. |
5690 | * | |
5691 | * param[in] vport - pointer to bfa_fcs_vport_t. | |
5692 | * param[out] vport_status - pointer to return vport status in | |
5693 | * | |
5694 | * return | |
5695 | * void | |
5696 | * | |
5697 | * Special Considerations: | |
5698 | * | |
5699 | * note | |
5700 | */ | |
5701 | static void | |
5702 | bfa_fcs_vport_timeout(void *vport_arg) | |
5703 | { | |
5704 | struct bfa_fcs_vport_s *vport = (struct bfa_fcs_vport_s *) vport_arg; | |
5705 | ||
5706 | vport->vport_stats.fdisc_timeouts++; | |
5707 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_TIMEOUT); | |
5708 | } | |
5709 | ||
5710 | static void | |
5711 | bfa_fcs_vport_free(struct bfa_fcs_vport_s *vport) | |
5712 | { | |
5713 | struct bfad_vport_s *vport_drv = | |
5714 | (struct bfad_vport_s *)vport->vport_drv; | |
5715 | ||
5716 | bfa_fcs_fabric_delvport(__vport_fabric(vport), vport); | |
5717 | ||
5718 | if (vport_drv->comp_del) | |
5719 | complete(vport_drv->comp_del); | |
ff179e0f KG |
5720 | else |
5721 | kfree(vport_drv); | |
a36c61f9 KG |
5722 | |
5723 | bfa_lps_delete(vport->lps); | |
5724 | } | |
5725 | ||
5726 | ||
5727 | ||
5fbe25c7 | 5728 | /* |
a36c61f9 KG |
5729 | * fcs_vport_public FCS virtual port public interfaces |
5730 | */ | |
5731 | ||
5fbe25c7 | 5732 | /* |
a36c61f9 KG |
5733 | * Online notification from fabric SM. |
5734 | */ | |
5735 | void | |
5736 | bfa_fcs_vport_online(struct bfa_fcs_vport_s *vport) | |
5737 | { | |
5738 | vport->vport_stats.fab_online++; | |
d7be54cc KG |
5739 | if (bfa_fcs_fabric_npiv_capable(__vport_fabric(vport))) |
5740 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_ONLINE); | |
5741 | else | |
5742 | vport->vport_stats.fab_no_npiv++; | |
a36c61f9 KG |
5743 | } |
5744 | ||
5fbe25c7 | 5745 | /* |
a36c61f9 KG |
5746 | * Offline notification from fabric SM. |
5747 | */ | |
5748 | void | |
5749 | bfa_fcs_vport_offline(struct bfa_fcs_vport_s *vport) | |
5750 | { | |
5751 | vport->vport_stats.fab_offline++; | |
5752 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_OFFLINE); | |
5753 | } | |
5754 | ||
5fbe25c7 | 5755 | /* |
a36c61f9 KG |
5756 | * Cleanup notification from fabric SM on link timer expiry. |
5757 | */ | |
5758 | void | |
5759 | bfa_fcs_vport_cleanup(struct bfa_fcs_vport_s *vport) | |
5760 | { | |
5761 | vport->vport_stats.fab_cleanup++; | |
5762 | } | |
5fbe25c7 | 5763 | /* |
a36c61f9 KG |
5764 | * delete notification from fabric SM. To be invoked from within FCS. |
5765 | */ | |
5766 | void | |
5767 | bfa_fcs_vport_fcs_delete(struct bfa_fcs_vport_s *vport) | |
5768 | { | |
5769 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_DELETE); | |
5770 | } | |
5771 | ||
dd5aaf45 KG |
5772 | /* |
5773 | * Stop completion callback from associated lport | |
5774 | */ | |
5775 | void | |
5776 | bfa_fcs_vport_stop_comp(struct bfa_fcs_vport_s *vport) | |
5777 | { | |
5778 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_STOPCOMP); | |
5779 | } | |
5780 | ||
5fbe25c7 | 5781 | /* |
a36c61f9 KG |
5782 | * Delete completion callback from associated lport |
5783 | */ | |
5784 | void | |
5785 | bfa_fcs_vport_delete_comp(struct bfa_fcs_vport_s *vport) | |
5786 | { | |
5787 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_DELCOMP); | |
5788 | } | |
5789 | ||
5790 | ||
5791 | ||
5fbe25c7 | 5792 | /* |
a36c61f9 KG |
5793 | * fcs_vport_api Virtual port API |
5794 | */ | |
5795 | ||
5fbe25c7 | 5796 | /* |
a36c61f9 KG |
5797 | * Use this function to instantiate a new FCS vport object. This |
5798 | * function will not trigger any HW initialization process (which will be | |
5799 | * done in vport_start() call) | |
5800 | * | |
5801 | * param[in] vport - pointer to bfa_fcs_vport_t. This space | |
5802 | * needs to be allocated by the driver. | |
5803 | * param[in] fcs - FCS instance | |
5804 | * param[in] vport_cfg - vport configuration | |
5805 | * param[in] vf_id - VF_ID if vport is created within a VF. | |
5806 | * FC_VF_ID_NULL to specify base fabric. | |
5807 | * param[in] vport_drv - Opaque handle back to the driver's vport | |
5808 | * structure | |
5809 | * | |
5810 | * retval BFA_STATUS_OK - on success. | |
5811 | * retval BFA_STATUS_FAILED - on failure. | |
5812 | */ | |
5813 | bfa_status_t | |
5814 | bfa_fcs_vport_create(struct bfa_fcs_vport_s *vport, struct bfa_fcs_s *fcs, | |
5815 | u16 vf_id, struct bfa_lport_cfg_s *vport_cfg, | |
5816 | struct bfad_vport_s *vport_drv) | |
5817 | { | |
5818 | if (vport_cfg->pwwn == 0) | |
5819 | return BFA_STATUS_INVALID_WWN; | |
5820 | ||
5821 | if (bfa_fcs_lport_get_pwwn(&fcs->fabric.bport) == vport_cfg->pwwn) | |
5822 | return BFA_STATUS_VPORT_WWN_BP; | |
5823 | ||
5824 | if (bfa_fcs_vport_lookup(fcs, vf_id, vport_cfg->pwwn) != NULL) | |
5825 | return BFA_STATUS_VPORT_EXISTS; | |
5826 | ||
f7f73812 | 5827 | if (fcs->fabric.num_vports == |
a36c61f9 KG |
5828 | bfa_lps_get_max_vport(fcs->bfa)) |
5829 | return BFA_STATUS_VPORT_MAX; | |
5830 | ||
5831 | vport->lps = bfa_lps_alloc(fcs->bfa); | |
5832 | if (!vport->lps) | |
5833 | return BFA_STATUS_VPORT_MAX; | |
5834 | ||
5835 | vport->vport_drv = vport_drv; | |
5836 | vport_cfg->preboot_vp = BFA_FALSE; | |
5837 | ||
5838 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_uninit); | |
5839 | bfa_fcs_lport_attach(&vport->lport, fcs, vf_id, vport); | |
5840 | bfa_fcs_lport_init(&vport->lport, vport_cfg); | |
5841 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_CREATE); | |
5842 | ||
5843 | return BFA_STATUS_OK; | |
5844 | } | |
5845 | ||
5fbe25c7 | 5846 | /* |
a36c61f9 KG |
5847 | * Use this function to instantiate a new FCS PBC vport object. This |
5848 | * function will not trigger any HW initialization process (which will be | |
5849 | * done in vport_start() call) | |
5850 | * | |
5851 | * param[in] vport - pointer to bfa_fcs_vport_t. This space | |
5852 | * needs to be allocated by the driver. | |
5853 | * param[in] fcs - FCS instance | |
5854 | * param[in] vport_cfg - vport configuration | |
5855 | * param[in] vf_id - VF_ID if vport is created within a VF. | |
5856 | * FC_VF_ID_NULL to specify base fabric. | |
5857 | * param[in] vport_drv - Opaque handle back to the driver's vport | |
5858 | * structure | |
5859 | * | |
5860 | * retval BFA_STATUS_OK - on success. | |
5861 | * retval BFA_STATUS_FAILED - on failure. | |
5862 | */ | |
5863 | bfa_status_t | |
5864 | bfa_fcs_pbc_vport_create(struct bfa_fcs_vport_s *vport, struct bfa_fcs_s *fcs, | |
5865 | u16 vf_id, struct bfa_lport_cfg_s *vport_cfg, | |
5866 | struct bfad_vport_s *vport_drv) | |
5867 | { | |
5868 | bfa_status_t rc; | |
5869 | ||
5870 | rc = bfa_fcs_vport_create(vport, fcs, vf_id, vport_cfg, vport_drv); | |
5871 | vport->lport.port_cfg.preboot_vp = BFA_TRUE; | |
5872 | ||
5873 | return rc; | |
5874 | } | |
5875 | ||
5fbe25c7 | 5876 | /* |
a36c61f9 KG |
5877 | * Use this function to findout if this is a pbc vport or not. |
5878 | * | |
5879 | * @param[in] vport - pointer to bfa_fcs_vport_t. | |
5880 | * | |
5881 | * @returns None | |
5882 | */ | |
5883 | bfa_boolean_t | |
5884 | bfa_fcs_is_pbc_vport(struct bfa_fcs_vport_s *vport) | |
5885 | { | |
5886 | ||
5887 | if (vport && (vport->lport.port_cfg.preboot_vp == BFA_TRUE)) | |
5888 | return BFA_TRUE; | |
5889 | else | |
5890 | return BFA_FALSE; | |
5891 | ||
5892 | } | |
5893 | ||
5fbe25c7 | 5894 | /* |
a36c61f9 KG |
5895 | * Use this function initialize the vport. |
5896 | * | |
5897 | * @param[in] vport - pointer to bfa_fcs_vport_t. | |
5898 | * | |
5899 | * @returns None | |
5900 | */ | |
5901 | bfa_status_t | |
5902 | bfa_fcs_vport_start(struct bfa_fcs_vport_s *vport) | |
5903 | { | |
5904 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_START); | |
5905 | ||
5906 | return BFA_STATUS_OK; | |
5907 | } | |
5908 | ||
5fbe25c7 | 5909 | /* |
a36c61f9 KG |
5910 | * Use this function quiese the vport object. This function will return |
5911 | * immediately, when the vport is actually stopped, the | |
5912 | * bfa_drv_vport_stop_cb() will be called. | |
5913 | * | |
5914 | * param[in] vport - pointer to bfa_fcs_vport_t. | |
5915 | * | |
5916 | * return None | |
5917 | */ | |
5918 | bfa_status_t | |
5919 | bfa_fcs_vport_stop(struct bfa_fcs_vport_s *vport) | |
5920 | { | |
5921 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_STOP); | |
5922 | ||
5923 | return BFA_STATUS_OK; | |
5924 | } | |
5925 | ||
5fbe25c7 | 5926 | /* |
a36c61f9 KG |
5927 | * Use this function to delete a vport object. Fabric object should |
5928 | * be stopped before this function call. | |
5929 | * | |
5930 | * !!!!!!! Donot invoke this from within FCS !!!!!!! | |
5931 | * | |
5932 | * param[in] vport - pointer to bfa_fcs_vport_t. | |
5933 | * | |
5934 | * return None | |
5935 | */ | |
5936 | bfa_status_t | |
5937 | bfa_fcs_vport_delete(struct bfa_fcs_vport_s *vport) | |
5938 | { | |
5939 | ||
5940 | if (vport->lport.port_cfg.preboot_vp) | |
5941 | return BFA_STATUS_PBC; | |
5942 | ||
5943 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_DELETE); | |
5944 | ||
5945 | return BFA_STATUS_OK; | |
5946 | } | |
5947 | ||
5fbe25c7 | 5948 | /* |
a36c61f9 KG |
5949 | * Use this function to get vport's current status info. |
5950 | * | |
5951 | * param[in] vport pointer to bfa_fcs_vport_t. | |
5952 | * param[out] attr pointer to return vport attributes | |
5953 | * | |
5954 | * return None | |
5955 | */ | |
5956 | void | |
5957 | bfa_fcs_vport_get_attr(struct bfa_fcs_vport_s *vport, | |
5958 | struct bfa_vport_attr_s *attr) | |
5959 | { | |
5960 | if (vport == NULL || attr == NULL) | |
5961 | return; | |
5962 | ||
6a18b167 | 5963 | memset(attr, 0, sizeof(struct bfa_vport_attr_s)); |
a36c61f9 KG |
5964 | |
5965 | bfa_fcs_lport_get_attr(&vport->lport, &attr->port_attr); | |
5966 | attr->vport_state = bfa_sm_to_state(vport_sm_table, vport->sm); | |
5967 | } | |
5968 | ||
a36c61f9 | 5969 | |
5fbe25c7 | 5970 | /* |
a36c61f9 KG |
5971 | * Lookup a virtual port. Excludes base port from lookup. |
5972 | */ | |
5973 | struct bfa_fcs_vport_s * | |
5974 | bfa_fcs_vport_lookup(struct bfa_fcs_s *fcs, u16 vf_id, wwn_t vpwwn) | |
5975 | { | |
5976 | struct bfa_fcs_vport_s *vport; | |
5977 | struct bfa_fcs_fabric_s *fabric; | |
5978 | ||
5979 | bfa_trc(fcs, vf_id); | |
5980 | bfa_trc(fcs, vpwwn); | |
5981 | ||
5982 | fabric = bfa_fcs_vf_lookup(fcs, vf_id); | |
5983 | if (!fabric) { | |
5984 | bfa_trc(fcs, vf_id); | |
5985 | return NULL; | |
5986 | } | |
5987 | ||
5988 | vport = bfa_fcs_fabric_vport_lookup(fabric, vpwwn); | |
5989 | return vport; | |
5990 | } | |
5991 | ||
5fbe25c7 | 5992 | /* |
a36c61f9 KG |
5993 | * FDISC Response |
5994 | */ | |
5995 | void | |
5996 | bfa_cb_lps_fdisc_comp(void *bfad, void *uarg, bfa_status_t status) | |
5997 | { | |
5998 | struct bfa_fcs_vport_s *vport = uarg; | |
5999 | ||
6000 | bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); | |
6001 | bfa_trc(__vport_fcs(vport), status); | |
6002 | ||
6003 | switch (status) { | |
6004 | case BFA_STATUS_OK: | |
6005 | /* | |
b595076a | 6006 | * Initialize the V-Port fields |
a36c61f9 | 6007 | */ |
f7f73812 | 6008 | __vport_fcid(vport) = vport->lps->lp_pid; |
a36c61f9 KG |
6009 | vport->vport_stats.fdisc_accepts++; |
6010 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_OK); | |
6011 | break; | |
6012 | ||
6013 | case BFA_STATUS_INVALID_MAC: | |
6014 | /* Only for CNA */ | |
6015 | vport->vport_stats.fdisc_acc_bad++; | |
6016 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR); | |
6017 | ||
6018 | break; | |
6019 | ||
6020 | case BFA_STATUS_EPROTOCOL: | |
f7f73812 | 6021 | switch (vport->lps->ext_status) { |
a36c61f9 KG |
6022 | case BFA_EPROTO_BAD_ACCEPT: |
6023 | vport->vport_stats.fdisc_acc_bad++; | |
6024 | break; | |
6025 | ||
6026 | case BFA_EPROTO_UNKNOWN_RSP: | |
6027 | vport->vport_stats.fdisc_unknown_rsp++; | |
6028 | break; | |
6029 | ||
6030 | default: | |
6031 | break; | |
6032 | } | |
6033 | ||
6034 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR); | |
6035 | break; | |
6036 | ||
6037 | case BFA_STATUS_FABRIC_RJT: | |
6038 | vport->vport_stats.fdisc_rejects++; | |
6039 | bfa_fcs_vport_fdisc_rejected(vport); | |
6040 | break; | |
6041 | ||
6042 | default: | |
6043 | vport->vport_stats.fdisc_rsp_err++; | |
6044 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR); | |
6045 | } | |
6046 | } | |
6047 | ||
5fbe25c7 | 6048 | /* |
a36c61f9 KG |
6049 | * LOGO response |
6050 | */ | |
6051 | void | |
6052 | bfa_cb_lps_fdisclogo_comp(void *bfad, void *uarg) | |
6053 | { | |
6054 | struct bfa_fcs_vport_s *vport = uarg; | |
6055 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_OK); | |
6056 | } | |
6057 | ||
5fbe25c7 | 6058 | /* |
a36c61f9 KG |
6059 | * Received clear virtual link |
6060 | */ | |
6061 | void | |
6062 | bfa_cb_lps_cvl_event(void *bfad, void *uarg) | |
6063 | { | |
6064 | struct bfa_fcs_vport_s *vport = uarg; | |
6065 | ||
6066 | /* Send an Offline followed by an ONLINE */ | |
6067 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_OFFLINE); | |
6068 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_ONLINE); | |
6069 | } |