Commit | Line | Data |
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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 | ||
a36c61f9 KG |
18 | #include "bfa_fcs.h" |
19 | #include "bfa_fcbuild.h" | |
20 | #include "bfa_fc.h" | |
21 | #include "bfad_drv.h" | |
7725ccfd JH |
22 | |
23 | BFA_TRC_FILE(FCS, PORT); | |
24 | ||
a36c61f9 KG |
25 | static void bfa_fcs_lport_send_ls_rjt(struct bfa_fcs_lport_s *port, |
26 | struct fchs_s *rx_fchs, u8 reason_code, | |
27 | u8 reason_code_expl); | |
28 | static void bfa_fcs_lport_plogi(struct bfa_fcs_lport_s *port, | |
29 | struct fchs_s *rx_fchs, struct fc_logi_s *plogi); | |
30 | static void bfa_fcs_lport_online_actions(struct bfa_fcs_lport_s *port); | |
31 | static void bfa_fcs_lport_offline_actions(struct bfa_fcs_lport_s *port); | |
32 | static void bfa_fcs_lport_unknown_init(struct bfa_fcs_lport_s *port); | |
33 | static void bfa_fcs_lport_unknown_online(struct bfa_fcs_lport_s *port); | |
34 | static void bfa_fcs_lport_unknown_offline(struct bfa_fcs_lport_s *port); | |
35 | static void bfa_fcs_lport_deleted(struct bfa_fcs_lport_s *port); | |
36 | static void bfa_fcs_lport_echo(struct bfa_fcs_lport_s *port, | |
7725ccfd JH |
37 | struct fchs_s *rx_fchs, |
38 | struct fc_echo_s *echo, u16 len); | |
a36c61f9 | 39 | static void bfa_fcs_lport_rnid(struct bfa_fcs_lport_s *port, |
7725ccfd JH |
40 | struct fchs_s *rx_fchs, |
41 | struct fc_rnid_cmd_s *rnid, u16 len); | |
a36c61f9 | 42 | static void bfa_fs_port_get_gen_topo_data(struct bfa_fcs_lport_s *port, |
7725ccfd JH |
43 | struct fc_rnid_general_topology_data_s *gen_topo_data); |
44 | ||
a36c61f9 KG |
45 | static void bfa_fcs_lport_fab_init(struct bfa_fcs_lport_s *port); |
46 | static void bfa_fcs_lport_fab_online(struct bfa_fcs_lport_s *port); | |
47 | static void bfa_fcs_lport_fab_offline(struct bfa_fcs_lport_s *port); | |
48 | ||
49 | static void bfa_fcs_lport_n2n_init(struct bfa_fcs_lport_s *port); | |
50 | static void bfa_fcs_lport_n2n_online(struct bfa_fcs_lport_s *port); | |
51 | static void bfa_fcs_lport_n2n_offline(struct bfa_fcs_lport_s *port); | |
52 | ||
7725ccfd | 53 | static struct { |
a36c61f9 KG |
54 | void (*init) (struct bfa_fcs_lport_s *port); |
55 | void (*online) (struct bfa_fcs_lport_s *port); | |
56 | void (*offline) (struct bfa_fcs_lport_s *port); | |
7725ccfd JH |
57 | } __port_action[] = { |
58 | { | |
a36c61f9 KG |
59 | bfa_fcs_lport_unknown_init, bfa_fcs_lport_unknown_online, |
60 | bfa_fcs_lport_unknown_offline}, { | |
61 | bfa_fcs_lport_fab_init, bfa_fcs_lport_fab_online, | |
62 | bfa_fcs_lport_fab_offline}, { | |
63 | bfa_fcs_lport_n2n_init, bfa_fcs_lport_n2n_online, | |
64 | bfa_fcs_lport_n2n_offline}, | |
65 | }; | |
7725ccfd | 66 | |
5fbe25c7 | 67 | /* |
7725ccfd JH |
68 | * fcs_port_sm FCS logical port state machine |
69 | */ | |
70 | ||
a36c61f9 | 71 | enum bfa_fcs_lport_event { |
7725ccfd JH |
72 | BFA_FCS_PORT_SM_CREATE = 1, |
73 | BFA_FCS_PORT_SM_ONLINE = 2, | |
74 | BFA_FCS_PORT_SM_OFFLINE = 3, | |
75 | BFA_FCS_PORT_SM_DELETE = 4, | |
76 | BFA_FCS_PORT_SM_DELRPORT = 5, | |
77 | }; | |
78 | ||
a36c61f9 KG |
79 | static void bfa_fcs_lport_sm_uninit(struct bfa_fcs_lport_s *port, |
80 | enum bfa_fcs_lport_event event); | |
81 | static void bfa_fcs_lport_sm_init(struct bfa_fcs_lport_s *port, | |
82 | enum bfa_fcs_lport_event event); | |
83 | static void bfa_fcs_lport_sm_online(struct bfa_fcs_lport_s *port, | |
84 | enum bfa_fcs_lport_event event); | |
85 | static void bfa_fcs_lport_sm_offline(struct bfa_fcs_lport_s *port, | |
86 | enum bfa_fcs_lport_event event); | |
87 | static void bfa_fcs_lport_sm_deleting(struct bfa_fcs_lport_s *port, | |
88 | enum bfa_fcs_lport_event event); | |
7725ccfd JH |
89 | |
90 | static void | |
a36c61f9 KG |
91 | bfa_fcs_lport_sm_uninit( |
92 | struct bfa_fcs_lport_s *port, | |
93 | enum bfa_fcs_lport_event event) | |
7725ccfd JH |
94 | { |
95 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
96 | bfa_trc(port->fcs, event); | |
97 | ||
98 | switch (event) { | |
99 | case BFA_FCS_PORT_SM_CREATE: | |
a36c61f9 | 100 | bfa_sm_set_state(port, bfa_fcs_lport_sm_init); |
7725ccfd JH |
101 | break; |
102 | ||
103 | default: | |
e641de37 | 104 | bfa_sm_fault(port->fcs, event); |
7725ccfd JH |
105 | } |
106 | } | |
107 | ||
108 | static void | |
a36c61f9 KG |
109 | bfa_fcs_lport_sm_init(struct bfa_fcs_lport_s *port, |
110 | enum bfa_fcs_lport_event event) | |
7725ccfd JH |
111 | { |
112 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
113 | bfa_trc(port->fcs, event); | |
114 | ||
115 | switch (event) { | |
116 | case BFA_FCS_PORT_SM_ONLINE: | |
a36c61f9 KG |
117 | bfa_sm_set_state(port, bfa_fcs_lport_sm_online); |
118 | bfa_fcs_lport_online_actions(port); | |
7725ccfd JH |
119 | break; |
120 | ||
121 | case BFA_FCS_PORT_SM_DELETE: | |
a36c61f9 KG |
122 | bfa_sm_set_state(port, bfa_fcs_lport_sm_uninit); |
123 | bfa_fcs_lport_deleted(port); | |
7725ccfd JH |
124 | break; |
125 | ||
3e98cc01 JH |
126 | case BFA_FCS_PORT_SM_OFFLINE: |
127 | break; | |
128 | ||
7725ccfd | 129 | default: |
e641de37 | 130 | bfa_sm_fault(port->fcs, event); |
7725ccfd JH |
131 | } |
132 | } | |
133 | ||
134 | static void | |
a36c61f9 KG |
135 | bfa_fcs_lport_sm_online( |
136 | struct bfa_fcs_lport_s *port, | |
137 | enum bfa_fcs_lport_event event) | |
7725ccfd JH |
138 | { |
139 | struct bfa_fcs_rport_s *rport; | |
a36c61f9 | 140 | struct list_head *qe, *qen; |
7725ccfd JH |
141 | |
142 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
143 | bfa_trc(port->fcs, event); | |
144 | ||
145 | switch (event) { | |
146 | case BFA_FCS_PORT_SM_OFFLINE: | |
a36c61f9 KG |
147 | bfa_sm_set_state(port, bfa_fcs_lport_sm_offline); |
148 | bfa_fcs_lport_offline_actions(port); | |
7725ccfd JH |
149 | break; |
150 | ||
151 | case BFA_FCS_PORT_SM_DELETE: | |
152 | ||
153 | __port_action[port->fabric->fab_type].offline(port); | |
154 | ||
155 | if (port->num_rports == 0) { | |
a36c61f9 KG |
156 | bfa_sm_set_state(port, bfa_fcs_lport_sm_uninit); |
157 | bfa_fcs_lport_deleted(port); | |
7725ccfd | 158 | } else { |
a36c61f9 | 159 | bfa_sm_set_state(port, bfa_fcs_lport_sm_deleting); |
7725ccfd | 160 | list_for_each_safe(qe, qen, &port->rport_q) { |
a36c61f9 | 161 | rport = (struct bfa_fcs_rport_s *) qe; |
7725ccfd JH |
162 | bfa_fcs_rport_delete(rport); |
163 | } | |
164 | } | |
165 | break; | |
166 | ||
167 | case BFA_FCS_PORT_SM_DELRPORT: | |
168 | break; | |
169 | ||
170 | default: | |
e641de37 | 171 | bfa_sm_fault(port->fcs, event); |
7725ccfd JH |
172 | } |
173 | } | |
174 | ||
175 | static void | |
a36c61f9 KG |
176 | bfa_fcs_lport_sm_offline( |
177 | struct bfa_fcs_lport_s *port, | |
178 | enum bfa_fcs_lport_event event) | |
7725ccfd JH |
179 | { |
180 | struct bfa_fcs_rport_s *rport; | |
a36c61f9 | 181 | struct list_head *qe, *qen; |
7725ccfd JH |
182 | |
183 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
184 | bfa_trc(port->fcs, event); | |
185 | ||
186 | switch (event) { | |
187 | case BFA_FCS_PORT_SM_ONLINE: | |
a36c61f9 KG |
188 | bfa_sm_set_state(port, bfa_fcs_lport_sm_online); |
189 | bfa_fcs_lport_online_actions(port); | |
7725ccfd JH |
190 | break; |
191 | ||
192 | case BFA_FCS_PORT_SM_DELETE: | |
193 | if (port->num_rports == 0) { | |
a36c61f9 KG |
194 | bfa_sm_set_state(port, bfa_fcs_lport_sm_uninit); |
195 | bfa_fcs_lport_deleted(port); | |
7725ccfd | 196 | } else { |
a36c61f9 | 197 | bfa_sm_set_state(port, bfa_fcs_lport_sm_deleting); |
7725ccfd | 198 | list_for_each_safe(qe, qen, &port->rport_q) { |
a36c61f9 | 199 | rport = (struct bfa_fcs_rport_s *) qe; |
7725ccfd JH |
200 | bfa_fcs_rport_delete(rport); |
201 | } | |
202 | } | |
203 | break; | |
204 | ||
205 | case BFA_FCS_PORT_SM_DELRPORT: | |
206 | case BFA_FCS_PORT_SM_OFFLINE: | |
207 | break; | |
208 | ||
209 | default: | |
e641de37 | 210 | bfa_sm_fault(port->fcs, event); |
7725ccfd JH |
211 | } |
212 | } | |
213 | ||
214 | static void | |
a36c61f9 KG |
215 | bfa_fcs_lport_sm_deleting( |
216 | struct bfa_fcs_lport_s *port, | |
217 | enum bfa_fcs_lport_event event) | |
7725ccfd JH |
218 | { |
219 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
220 | bfa_trc(port->fcs, event); | |
221 | ||
222 | switch (event) { | |
223 | case BFA_FCS_PORT_SM_DELRPORT: | |
224 | if (port->num_rports == 0) { | |
a36c61f9 KG |
225 | bfa_sm_set_state(port, bfa_fcs_lport_sm_uninit); |
226 | bfa_fcs_lport_deleted(port); | |
7725ccfd JH |
227 | } |
228 | break; | |
229 | ||
230 | default: | |
e641de37 | 231 | bfa_sm_fault(port->fcs, event); |
7725ccfd JH |
232 | } |
233 | } | |
234 | ||
5fbe25c7 | 235 | /* |
7725ccfd JH |
236 | * fcs_port_pvt |
237 | */ | |
238 | ||
7725ccfd JH |
239 | /* |
240 | * Send a LS reject | |
241 | */ | |
242 | static void | |
a36c61f9 | 243 | bfa_fcs_lport_send_ls_rjt(struct bfa_fcs_lport_s *port, struct fchs_s *rx_fchs, |
7725ccfd JH |
244 | u8 reason_code, u8 reason_code_expl) |
245 | { | |
a36c61f9 | 246 | struct fchs_s fchs; |
7725ccfd JH |
247 | struct bfa_fcxp_s *fcxp; |
248 | struct bfa_rport_s *bfa_rport = NULL; | |
a36c61f9 | 249 | int len; |
7725ccfd | 250 | |
a36c61f9 | 251 | bfa_trc(port->fcs, rx_fchs->d_id); |
7725ccfd JH |
252 | bfa_trc(port->fcs, rx_fchs->s_id); |
253 | ||
254 | fcxp = bfa_fcs_fcxp_alloc(port->fcs); | |
255 | if (!fcxp) | |
256 | return; | |
257 | ||
a36c61f9 KG |
258 | len = fc_ls_rjt_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), |
259 | rx_fchs->s_id, bfa_fcs_lport_get_fcid(port), | |
260 | rx_fchs->ox_id, reason_code, reason_code_expl); | |
7725ccfd JH |
261 | |
262 | bfa_fcxp_send(fcxp, bfa_rport, port->fabric->vf_id, port->lp_tag, | |
a36c61f9 KG |
263 | BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL, |
264 | FC_MAX_PDUSZ, 0); | |
7725ccfd JH |
265 | } |
266 | ||
5fbe25c7 | 267 | /* |
7725ccfd JH |
268 | * Process incoming plogi from a remote port. |
269 | */ | |
270 | static void | |
a36c61f9 KG |
271 | bfa_fcs_lport_plogi(struct bfa_fcs_lport_s *port, |
272 | struct fchs_s *rx_fchs, struct fc_logi_s *plogi) | |
7725ccfd JH |
273 | { |
274 | struct bfa_fcs_rport_s *rport; | |
275 | ||
276 | bfa_trc(port->fcs, rx_fchs->d_id); | |
277 | bfa_trc(port->fcs, rx_fchs->s_id); | |
278 | ||
279 | /* | |
280 | * If min cfg mode is enabled, drop any incoming PLOGIs | |
281 | */ | |
282 | if (__fcs_min_cfg(port->fcs)) { | |
283 | bfa_trc(port->fcs, rx_fchs->s_id); | |
284 | return; | |
285 | } | |
286 | ||
287 | if (fc_plogi_parse(rx_fchs) != FC_PARSE_OK) { | |
288 | bfa_trc(port->fcs, rx_fchs->s_id); | |
289 | /* | |
290 | * send a LS reject | |
291 | */ | |
a36c61f9 KG |
292 | bfa_fcs_lport_send_ls_rjt(port, rx_fchs, |
293 | FC_LS_RJT_RSN_PROTOCOL_ERROR, | |
294 | FC_LS_RJT_EXP_SPARMS_ERR_OPTIONS); | |
7725ccfd JH |
295 | return; |
296 | } | |
297 | ||
5fbe25c7 | 298 | /* |
a36c61f9 | 299 | * Direct Attach P2P mode : verify address assigned by the r-port. |
7725ccfd | 300 | */ |
a36c61f9 KG |
301 | if ((!bfa_fcs_fabric_is_switched(port->fabric)) && |
302 | (memcmp((void *)&bfa_fcs_lport_get_pwwn(port), | |
303 | (void *)&plogi->port_name, sizeof(wwn_t)) < 0)) { | |
7725ccfd | 304 | if (BFA_FCS_PID_IS_WKA(rx_fchs->d_id)) { |
a36c61f9 KG |
305 | /* Address assigned to us cannot be a WKA */ |
306 | bfa_fcs_lport_send_ls_rjt(port, rx_fchs, | |
7725ccfd JH |
307 | FC_LS_RJT_RSN_PROTOCOL_ERROR, |
308 | FC_LS_RJT_EXP_INVALID_NPORT_ID); | |
309 | return; | |
310 | } | |
a36c61f9 | 311 | port->pid = rx_fchs->d_id; |
7725ccfd JH |
312 | } |
313 | ||
5fbe25c7 | 314 | /* |
7725ccfd JH |
315 | * First, check if we know the device by pwwn. |
316 | */ | |
a36c61f9 | 317 | rport = bfa_fcs_lport_get_rport_by_pwwn(port, plogi->port_name); |
7725ccfd | 318 | if (rport) { |
5fbe25c7 | 319 | /* |
a36c61f9 KG |
320 | * Direct Attach P2P mode : handle address assigned by r-port. |
321 | */ | |
322 | if ((!bfa_fcs_fabric_is_switched(port->fabric)) && | |
323 | (memcmp((void *)&bfa_fcs_lport_get_pwwn(port), | |
324 | (void *)&plogi->port_name, sizeof(wwn_t)) < 0)) { | |
325 | port->pid = rx_fchs->d_id; | |
7725ccfd JH |
326 | rport->pid = rx_fchs->s_id; |
327 | } | |
328 | bfa_fcs_rport_plogi(rport, rx_fchs, plogi); | |
329 | return; | |
330 | } | |
331 | ||
5fbe25c7 | 332 | /* |
7725ccfd JH |
333 | * Next, lookup rport by PID. |
334 | */ | |
a36c61f9 | 335 | rport = bfa_fcs_lport_get_rport_by_pid(port, rx_fchs->s_id); |
7725ccfd | 336 | if (!rport) { |
5fbe25c7 | 337 | /* |
7725ccfd JH |
338 | * Inbound PLOGI from a new device. |
339 | */ | |
340 | bfa_fcs_rport_plogi_create(port, rx_fchs, plogi); | |
341 | return; | |
342 | } | |
343 | ||
5fbe25c7 | 344 | /* |
7725ccfd JH |
345 | * Rport is known only by PID. |
346 | */ | |
347 | if (rport->pwwn) { | |
5fbe25c7 | 348 | /* |
7725ccfd JH |
349 | * This is a different device with the same pid. Old device |
350 | * disappeared. Send implicit LOGO to old device. | |
351 | */ | |
352 | bfa_assert(rport->pwwn != plogi->port_name); | |
353 | bfa_fcs_rport_logo_imp(rport); | |
354 | ||
5fbe25c7 | 355 | /* |
7725ccfd JH |
356 | * Inbound PLOGI from a new device (with old PID). |
357 | */ | |
358 | bfa_fcs_rport_plogi_create(port, rx_fchs, plogi); | |
359 | return; | |
360 | } | |
361 | ||
5fbe25c7 | 362 | /* |
7725ccfd JH |
363 | * PLOGI crossing each other. |
364 | */ | |
365 | bfa_assert(rport->pwwn == WWN_NULL); | |
366 | bfa_fcs_rport_plogi(rport, rx_fchs, plogi); | |
367 | } | |
368 | ||
369 | /* | |
370 | * Process incoming ECHO. | |
371 | * Since it does not require a login, it is processed here. | |
372 | */ | |
373 | static void | |
a36c61f9 KG |
374 | bfa_fcs_lport_echo(struct bfa_fcs_lport_s *port, struct fchs_s *rx_fchs, |
375 | struct fc_echo_s *echo, u16 rx_len) | |
7725ccfd | 376 | { |
a36c61f9 KG |
377 | struct fchs_s fchs; |
378 | struct bfa_fcxp_s *fcxp; | |
379 | struct bfa_rport_s *bfa_rport = NULL; | |
380 | int len, pyld_len; | |
7725ccfd JH |
381 | |
382 | bfa_trc(port->fcs, rx_fchs->s_id); | |
383 | bfa_trc(port->fcs, rx_fchs->d_id); | |
7725ccfd JH |
384 | |
385 | fcxp = bfa_fcs_fcxp_alloc(port->fcs); | |
386 | if (!fcxp) | |
387 | return; | |
388 | ||
a36c61f9 KG |
389 | len = fc_ls_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), |
390 | rx_fchs->s_id, bfa_fcs_lport_get_fcid(port), | |
391 | rx_fchs->ox_id); | |
7725ccfd JH |
392 | |
393 | /* | |
394 | * Copy the payload (if any) from the echo frame | |
395 | */ | |
396 | pyld_len = rx_len - sizeof(struct fchs_s); | |
a36c61f9 | 397 | bfa_trc(port->fcs, rx_len); |
7725ccfd JH |
398 | bfa_trc(port->fcs, pyld_len); |
399 | ||
400 | if (pyld_len > len) | |
401 | memcpy(((u8 *) bfa_fcxp_get_reqbuf(fcxp)) + | |
a36c61f9 KG |
402 | sizeof(struct fc_echo_s), (echo + 1), |
403 | (pyld_len - sizeof(struct fc_echo_s))); | |
7725ccfd JH |
404 | |
405 | bfa_fcxp_send(fcxp, bfa_rport, port->fabric->vf_id, port->lp_tag, | |
a36c61f9 KG |
406 | BFA_FALSE, FC_CLASS_3, pyld_len, &fchs, NULL, NULL, |
407 | FC_MAX_PDUSZ, 0); | |
7725ccfd JH |
408 | } |
409 | ||
410 | /* | |
411 | * Process incoming RNID. | |
412 | * Since it does not require a login, it is processed here. | |
413 | */ | |
414 | static void | |
a36c61f9 KG |
415 | bfa_fcs_lport_rnid(struct bfa_fcs_lport_s *port, struct fchs_s *rx_fchs, |
416 | struct fc_rnid_cmd_s *rnid, u16 rx_len) | |
7725ccfd JH |
417 | { |
418 | struct fc_rnid_common_id_data_s common_id_data; | |
419 | struct fc_rnid_general_topology_data_s gen_topo_data; | |
a36c61f9 | 420 | struct fchs_s fchs; |
7725ccfd JH |
421 | struct bfa_fcxp_s *fcxp; |
422 | struct bfa_rport_s *bfa_rport = NULL; | |
a36c61f9 KG |
423 | u16 len; |
424 | u32 data_format; | |
7725ccfd JH |
425 | |
426 | bfa_trc(port->fcs, rx_fchs->s_id); | |
427 | bfa_trc(port->fcs, rx_fchs->d_id); | |
428 | bfa_trc(port->fcs, rx_len); | |
429 | ||
430 | fcxp = bfa_fcs_fcxp_alloc(port->fcs); | |
431 | if (!fcxp) | |
432 | return; | |
433 | ||
434 | /* | |
435 | * Check Node Indentification Data Format | |
436 | * We only support General Topology Discovery Format. | |
437 | * For any other requested Data Formats, we return Common Node Id Data | |
438 | * only, as per FC-LS. | |
439 | */ | |
440 | bfa_trc(port->fcs, rnid->node_id_data_format); | |
441 | if (rnid->node_id_data_format == RNID_NODEID_DATA_FORMAT_DISCOVERY) { | |
442 | data_format = RNID_NODEID_DATA_FORMAT_DISCOVERY; | |
443 | /* | |
444 | * Get General topology data for this port | |
445 | */ | |
446 | bfa_fs_port_get_gen_topo_data(port, &gen_topo_data); | |
447 | } else { | |
448 | data_format = RNID_NODEID_DATA_FORMAT_COMMON; | |
449 | } | |
450 | ||
451 | /* | |
452 | * Copy the Node Id Info | |
453 | */ | |
a36c61f9 KG |
454 | common_id_data.port_name = bfa_fcs_lport_get_pwwn(port); |
455 | common_id_data.node_name = bfa_fcs_lport_get_nwwn(port); | |
7725ccfd | 456 | |
a36c61f9 KG |
457 | len = fc_rnid_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), |
458 | rx_fchs->s_id, bfa_fcs_lport_get_fcid(port), | |
459 | rx_fchs->ox_id, data_format, &common_id_data, | |
460 | &gen_topo_data); | |
7725ccfd JH |
461 | |
462 | bfa_fcxp_send(fcxp, bfa_rport, port->fabric->vf_id, port->lp_tag, | |
a36c61f9 KG |
463 | BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL, |
464 | FC_MAX_PDUSZ, 0); | |
7725ccfd JH |
465 | } |
466 | ||
467 | /* | |
468 | * Fill out General Topolpgy Discovery Data for RNID ELS. | |
469 | */ | |
470 | static void | |
a36c61f9 | 471 | bfa_fs_port_get_gen_topo_data(struct bfa_fcs_lport_s *port, |
7725ccfd JH |
472 | struct fc_rnid_general_topology_data_s *gen_topo_data) |
473 | { | |
6a18b167 | 474 | memset(gen_topo_data, 0, |
7725ccfd JH |
475 | sizeof(struct fc_rnid_general_topology_data_s)); |
476 | ||
ba816ea8 | 477 | gen_topo_data->asso_type = cpu_to_be32(RNID_ASSOCIATED_TYPE_HOST); |
7725ccfd | 478 | gen_topo_data->phy_port_num = 0; /* @todo */ |
ba816ea8 | 479 | gen_topo_data->num_attached_nodes = cpu_to_be32(1); |
7725ccfd JH |
480 | } |
481 | ||
482 | static void | |
a36c61f9 | 483 | bfa_fcs_lport_online_actions(struct bfa_fcs_lport_s *port) |
7725ccfd | 484 | { |
a36c61f9 KG |
485 | struct bfad_s *bfad = (struct bfad_s *)port->fcs->bfad; |
486 | char lpwwn_buf[BFA_STRING_32]; | |
487 | ||
7725ccfd JH |
488 | bfa_trc(port->fcs, port->fabric->oper_type); |
489 | ||
490 | __port_action[port->fabric->fab_type].init(port); | |
491 | __port_action[port->fabric->fab_type].online(port); | |
492 | ||
a36c61f9 | 493 | wwn2str(lpwwn_buf, bfa_fcs_lport_get_pwwn(port)); |
88166242 | 494 | BFA_LOG(KERN_INFO, bfad, bfa_log_level, |
a36c61f9 KG |
495 | "Logical port online: WWN = %s Role = %s\n", |
496 | lpwwn_buf, "Initiator"); | |
497 | ||
498 | bfad->bfad_flags |= BFAD_PORT_ONLINE; | |
7725ccfd JH |
499 | } |
500 | ||
501 | static void | |
a36c61f9 | 502 | bfa_fcs_lport_offline_actions(struct bfa_fcs_lport_s *port) |
7725ccfd | 503 | { |
a36c61f9 | 504 | struct list_head *qe, *qen; |
7725ccfd | 505 | struct bfa_fcs_rport_s *rport; |
a36c61f9 KG |
506 | struct bfad_s *bfad = (struct bfad_s *)port->fcs->bfad; |
507 | char lpwwn_buf[BFA_STRING_32]; | |
7725ccfd JH |
508 | |
509 | bfa_trc(port->fcs, port->fabric->oper_type); | |
510 | ||
511 | __port_action[port->fabric->fab_type].offline(port); | |
512 | ||
a36c61f9 | 513 | wwn2str(lpwwn_buf, bfa_fcs_lport_get_pwwn(port)); |
f8ceafde | 514 | if (bfa_fcs_fabric_is_online(port->fabric) == BFA_TRUE) |
88166242 | 515 | BFA_LOG(KERN_ERR, bfad, bfa_log_level, |
a36c61f9 KG |
516 | "Logical port lost fabric connectivity: WWN = %s Role = %s\n", |
517 | lpwwn_buf, "Initiator"); | |
f8ceafde | 518 | else |
88166242 | 519 | BFA_LOG(KERN_INFO, bfad, bfa_log_level, |
a36c61f9 KG |
520 | "Logical port taken offline: WWN = %s Role = %s\n", |
521 | lpwwn_buf, "Initiator"); | |
7725ccfd JH |
522 | |
523 | list_for_each_safe(qe, qen, &port->rport_q) { | |
a36c61f9 | 524 | rport = (struct bfa_fcs_rport_s *) qe; |
7725ccfd JH |
525 | bfa_fcs_rport_offline(rport); |
526 | } | |
527 | } | |
528 | ||
529 | static void | |
a36c61f9 | 530 | bfa_fcs_lport_unknown_init(struct bfa_fcs_lport_s *port) |
7725ccfd JH |
531 | { |
532 | bfa_assert(0); | |
533 | } | |
534 | ||
535 | static void | |
a36c61f9 | 536 | bfa_fcs_lport_unknown_online(struct bfa_fcs_lport_s *port) |
7725ccfd JH |
537 | { |
538 | bfa_assert(0); | |
539 | } | |
540 | ||
541 | static void | |
a36c61f9 | 542 | bfa_fcs_lport_unknown_offline(struct bfa_fcs_lport_s *port) |
7725ccfd JH |
543 | { |
544 | bfa_assert(0); | |
545 | } | |
546 | ||
547 | static void | |
a36c61f9 | 548 | bfa_fcs_lport_abts_acc(struct bfa_fcs_lport_s *port, struct fchs_s *rx_fchs) |
7725ccfd | 549 | { |
a36c61f9 KG |
550 | struct fchs_s fchs; |
551 | struct bfa_fcxp_s *fcxp; | |
552 | int len; | |
7725ccfd | 553 | |
a36c61f9 KG |
554 | bfa_trc(port->fcs, rx_fchs->d_id); |
555 | bfa_trc(port->fcs, rx_fchs->s_id); | |
556 | ||
557 | fcxp = bfa_fcs_fcxp_alloc(port->fcs); | |
558 | if (!fcxp) | |
559 | return; | |
560 | ||
561 | len = fc_ba_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), | |
562 | rx_fchs->s_id, bfa_fcs_lport_get_fcid(port), | |
563 | rx_fchs->ox_id, 0); | |
564 | ||
565 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, | |
566 | BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL, | |
567 | FC_MAX_PDUSZ, 0); | |
568 | } | |
569 | static void | |
570 | bfa_fcs_lport_deleted(struct bfa_fcs_lport_s *port) | |
571 | { | |
572 | struct bfad_s *bfad = (struct bfad_s *)port->fcs->bfad; | |
573 | char lpwwn_buf[BFA_STRING_32]; | |
574 | ||
575 | wwn2str(lpwwn_buf, bfa_fcs_lport_get_pwwn(port)); | |
88166242 | 576 | BFA_LOG(KERN_INFO, bfad, bfa_log_level, |
a36c61f9 KG |
577 | "Logical port deleted: WWN = %s Role = %s\n", |
578 | lpwwn_buf, "Initiator"); | |
579 | ||
580 | /* Base port will be deleted by the OS driver */ | |
7725ccfd | 581 | if (port->vport) { |
a36c61f9 KG |
582 | bfa_fcb_lport_delete(port->fcs->bfad, port->port_cfg.roles, |
583 | port->fabric->vf_drv, | |
584 | port->vport ? port->vport->vport_drv : NULL); | |
7725ccfd JH |
585 | bfa_fcs_vport_delete_comp(port->vport); |
586 | } else { | |
a36c61f9 | 587 | bfa_fcs_fabric_port_delete_comp(port->fabric); |
7725ccfd JH |
588 | } |
589 | } | |
590 | ||
591 | ||
592 | ||
5fbe25c7 | 593 | /* |
7725ccfd JH |
594 | * fcs_lport_api BFA FCS port API |
595 | */ | |
5fbe25c7 | 596 | /* |
7725ccfd JH |
597 | * Module initialization |
598 | */ | |
599 | void | |
a36c61f9 | 600 | bfa_fcs_lport_modinit(struct bfa_fcs_s *fcs) |
7725ccfd JH |
601 | { |
602 | ||
603 | } | |
604 | ||
5fbe25c7 | 605 | /* |
7725ccfd JH |
606 | * Module cleanup |
607 | */ | |
608 | void | |
a36c61f9 | 609 | bfa_fcs_lport_modexit(struct bfa_fcs_s *fcs) |
7725ccfd JH |
610 | { |
611 | bfa_fcs_modexit_comp(fcs); | |
612 | } | |
613 | ||
5fbe25c7 | 614 | /* |
a36c61f9 | 615 | * Unsolicited frame receive handling. |
7725ccfd JH |
616 | */ |
617 | void | |
a36c61f9 KG |
618 | bfa_fcs_lport_uf_recv(struct bfa_fcs_lport_s *lport, |
619 | struct fchs_s *fchs, u16 len) | |
7725ccfd | 620 | { |
a36c61f9 | 621 | u32 pid = fchs->s_id; |
7725ccfd | 622 | struct bfa_fcs_rport_s *rport = NULL; |
a36c61f9 | 623 | struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1); |
7725ccfd JH |
624 | |
625 | bfa_stats(lport, uf_recvs); | |
626 | ||
a36c61f9 | 627 | if (!bfa_fcs_lport_is_online(lport)) { |
7725ccfd JH |
628 | bfa_stats(lport, uf_recv_drops); |
629 | return; | |
630 | } | |
631 | ||
5fbe25c7 | 632 | /* |
7725ccfd JH |
633 | * First, handle ELSs that donot require a login. |
634 | */ | |
635 | /* | |
636 | * Handle PLOGI first | |
637 | */ | |
638 | if ((fchs->type == FC_TYPE_ELS) && | |
639 | (els_cmd->els_code == FC_ELS_PLOGI)) { | |
a36c61f9 | 640 | bfa_fcs_lport_plogi(lport, fchs, (struct fc_logi_s *) els_cmd); |
7725ccfd JH |
641 | return; |
642 | } | |
643 | ||
644 | /* | |
645 | * Handle ECHO separately. | |
646 | */ | |
647 | if ((fchs->type == FC_TYPE_ELS) && (els_cmd->els_code == FC_ELS_ECHO)) { | |
a36c61f9 KG |
648 | bfa_fcs_lport_echo(lport, fchs, |
649 | (struct fc_echo_s *)els_cmd, len); | |
7725ccfd JH |
650 | return; |
651 | } | |
652 | ||
653 | /* | |
654 | * Handle RNID separately. | |
655 | */ | |
656 | if ((fchs->type == FC_TYPE_ELS) && (els_cmd->els_code == FC_ELS_RNID)) { | |
a36c61f9 | 657 | bfa_fcs_lport_rnid(lport, fchs, |
7725ccfd JH |
658 | (struct fc_rnid_cmd_s *) els_cmd, len); |
659 | return; | |
660 | } | |
661 | ||
a36c61f9 KG |
662 | if (fchs->type == FC_TYPE_BLS) { |
663 | if ((fchs->routing == FC_RTG_BASIC_LINK) && | |
664 | (fchs->cat_info == FC_CAT_ABTS)) | |
665 | bfa_fcs_lport_abts_acc(lport, fchs); | |
666 | return; | |
667 | } | |
5fbe25c7 | 668 | /* |
7725ccfd JH |
669 | * look for a matching remote port ID |
670 | */ | |
a36c61f9 | 671 | rport = bfa_fcs_lport_get_rport_by_pid(lport, pid); |
7725ccfd JH |
672 | if (rport) { |
673 | bfa_trc(rport->fcs, fchs->s_id); | |
674 | bfa_trc(rport->fcs, fchs->d_id); | |
675 | bfa_trc(rport->fcs, fchs->type); | |
676 | ||
677 | bfa_fcs_rport_uf_recv(rport, fchs, len); | |
678 | return; | |
679 | } | |
680 | ||
5fbe25c7 | 681 | /* |
7725ccfd JH |
682 | * Only handles ELS frames for now. |
683 | */ | |
684 | if (fchs->type != FC_TYPE_ELS) { | |
685 | bfa_trc(lport->fcs, fchs->type); | |
686 | bfa_assert(0); | |
687 | return; | |
688 | } | |
689 | ||
690 | bfa_trc(lport->fcs, els_cmd->els_code); | |
691 | if (els_cmd->els_code == FC_ELS_RSCN) { | |
a36c61f9 | 692 | bfa_fcs_lport_scn_process_rscn(lport, fchs, len); |
7725ccfd JH |
693 | return; |
694 | } | |
695 | ||
696 | if (els_cmd->els_code == FC_ELS_LOGO) { | |
5fbe25c7 | 697 | /* |
7725ccfd JH |
698 | * @todo Handle LOGO frames received. |
699 | */ | |
7725ccfd JH |
700 | return; |
701 | } | |
702 | ||
703 | if (els_cmd->els_code == FC_ELS_PRLI) { | |
5fbe25c7 | 704 | /* |
7725ccfd JH |
705 | * @todo Handle PRLI frames received. |
706 | */ | |
7725ccfd JH |
707 | return; |
708 | } | |
709 | ||
5fbe25c7 | 710 | /* |
7725ccfd JH |
711 | * Unhandled ELS frames. Send a LS_RJT. |
712 | */ | |
a36c61f9 | 713 | bfa_fcs_lport_send_ls_rjt(lport, fchs, FC_LS_RJT_RSN_CMD_NOT_SUPP, |
7725ccfd JH |
714 | FC_LS_RJT_EXP_NO_ADDL_INFO); |
715 | ||
716 | } | |
717 | ||
5fbe25c7 | 718 | /* |
7725ccfd JH |
719 | * PID based Lookup for a R-Port in the Port R-Port Queue |
720 | */ | |
721 | struct bfa_fcs_rport_s * | |
a36c61f9 | 722 | bfa_fcs_lport_get_rport_by_pid(struct bfa_fcs_lport_s *port, u32 pid) |
7725ccfd JH |
723 | { |
724 | struct bfa_fcs_rport_s *rport; | |
a36c61f9 | 725 | struct list_head *qe; |
7725ccfd JH |
726 | |
727 | list_for_each(qe, &port->rport_q) { | |
a36c61f9 | 728 | rport = (struct bfa_fcs_rport_s *) qe; |
7725ccfd JH |
729 | if (rport->pid == pid) |
730 | return rport; | |
731 | } | |
732 | ||
733 | bfa_trc(port->fcs, pid); | |
734 | return NULL; | |
735 | } | |
736 | ||
5fbe25c7 | 737 | /* |
7725ccfd JH |
738 | * PWWN based Lookup for a R-Port in the Port R-Port Queue |
739 | */ | |
740 | struct bfa_fcs_rport_s * | |
a36c61f9 | 741 | bfa_fcs_lport_get_rport_by_pwwn(struct bfa_fcs_lport_s *port, wwn_t pwwn) |
7725ccfd JH |
742 | { |
743 | struct bfa_fcs_rport_s *rport; | |
a36c61f9 | 744 | struct list_head *qe; |
7725ccfd JH |
745 | |
746 | list_for_each(qe, &port->rport_q) { | |
a36c61f9 | 747 | rport = (struct bfa_fcs_rport_s *) qe; |
7725ccfd JH |
748 | if (wwn_is_equal(rport->pwwn, pwwn)) |
749 | return rport; | |
750 | } | |
751 | ||
752 | bfa_trc(port->fcs, pwwn); | |
f8ceafde | 753 | return NULL; |
7725ccfd JH |
754 | } |
755 | ||
5fbe25c7 | 756 | /* |
7725ccfd JH |
757 | * NWWN based Lookup for a R-Port in the Port R-Port Queue |
758 | */ | |
759 | struct bfa_fcs_rport_s * | |
a36c61f9 | 760 | bfa_fcs_lport_get_rport_by_nwwn(struct bfa_fcs_lport_s *port, wwn_t nwwn) |
7725ccfd JH |
761 | { |
762 | struct bfa_fcs_rport_s *rport; | |
a36c61f9 | 763 | struct list_head *qe; |
7725ccfd JH |
764 | |
765 | list_for_each(qe, &port->rport_q) { | |
a36c61f9 | 766 | rport = (struct bfa_fcs_rport_s *) qe; |
7725ccfd JH |
767 | if (wwn_is_equal(rport->nwwn, nwwn)) |
768 | return rport; | |
769 | } | |
770 | ||
771 | bfa_trc(port->fcs, nwwn); | |
f8ceafde | 772 | return NULL; |
7725ccfd JH |
773 | } |
774 | ||
5fbe25c7 | 775 | /* |
7725ccfd JH |
776 | * Called by rport module when new rports are discovered. |
777 | */ | |
778 | void | |
a36c61f9 KG |
779 | bfa_fcs_lport_add_rport( |
780 | struct bfa_fcs_lport_s *port, | |
781 | struct bfa_fcs_rport_s *rport) | |
7725ccfd JH |
782 | { |
783 | list_add_tail(&rport->qe, &port->rport_q); | |
784 | port->num_rports++; | |
785 | } | |
786 | ||
5fbe25c7 | 787 | /* |
7725ccfd JH |
788 | * Called by rport module to when rports are deleted. |
789 | */ | |
790 | void | |
a36c61f9 KG |
791 | bfa_fcs_lport_del_rport( |
792 | struct bfa_fcs_lport_s *port, | |
793 | struct bfa_fcs_rport_s *rport) | |
7725ccfd JH |
794 | { |
795 | bfa_assert(bfa_q_is_on_q(&port->rport_q, rport)); | |
796 | list_del(&rport->qe); | |
797 | port->num_rports--; | |
798 | ||
799 | bfa_sm_send_event(port, BFA_FCS_PORT_SM_DELRPORT); | |
800 | } | |
801 | ||
5fbe25c7 | 802 | /* |
7725ccfd JH |
803 | * Called by fabric for base port when fabric login is complete. |
804 | * Called by vport for virtual ports when FDISC is complete. | |
805 | */ | |
806 | void | |
a36c61f9 | 807 | bfa_fcs_lport_online(struct bfa_fcs_lport_s *port) |
7725ccfd JH |
808 | { |
809 | bfa_sm_send_event(port, BFA_FCS_PORT_SM_ONLINE); | |
810 | } | |
811 | ||
5fbe25c7 | 812 | /* |
7725ccfd JH |
813 | * Called by fabric for base port when fabric goes offline. |
814 | * Called by vport for virtual ports when virtual port becomes offline. | |
815 | */ | |
816 | void | |
a36c61f9 | 817 | bfa_fcs_lport_offline(struct bfa_fcs_lport_s *port) |
7725ccfd JH |
818 | { |
819 | bfa_sm_send_event(port, BFA_FCS_PORT_SM_OFFLINE); | |
820 | } | |
821 | ||
5fbe25c7 | 822 | /* |
7725ccfd JH |
823 | * Called by fabric to delete base lport and associated resources. |
824 | * | |
825 | * Called by vport to delete lport and associated resources. Should call | |
826 | * bfa_fcs_vport_delete_comp() for vports on completion. | |
827 | */ | |
828 | void | |
a36c61f9 | 829 | bfa_fcs_lport_delete(struct bfa_fcs_lport_s *port) |
7725ccfd JH |
830 | { |
831 | bfa_sm_send_event(port, BFA_FCS_PORT_SM_DELETE); | |
832 | } | |
833 | ||
5fbe25c7 | 834 | /* |
7725ccfd JH |
835 | * Return TRUE if port is online, else return FALSE |
836 | */ | |
837 | bfa_boolean_t | |
a36c61f9 | 838 | bfa_fcs_lport_is_online(struct bfa_fcs_lport_s *port) |
7725ccfd | 839 | { |
a36c61f9 | 840 | return bfa_sm_cmp_state(port, bfa_fcs_lport_sm_online); |
7725ccfd JH |
841 | } |
842 | ||
5fbe25c7 | 843 | /* |
a36c61f9 | 844 | * Attach time initialization of logical ports. |
7725ccfd JH |
845 | */ |
846 | void | |
a36c61f9 KG |
847 | bfa_fcs_lport_attach(struct bfa_fcs_lport_s *lport, struct bfa_fcs_s *fcs, |
848 | u16 vf_id, struct bfa_fcs_vport_s *vport) | |
7725ccfd JH |
849 | { |
850 | lport->fcs = fcs; | |
851 | lport->fabric = bfa_fcs_vf_lookup(fcs, vf_id); | |
7725ccfd JH |
852 | lport->vport = vport; |
853 | lport->lp_tag = (vport) ? bfa_lps_get_tag(vport->lps) : | |
a36c61f9 | 854 | bfa_lps_get_tag(lport->fabric->lps); |
7725ccfd JH |
855 | |
856 | INIT_LIST_HEAD(&lport->rport_q); | |
857 | lport->num_rports = 0; | |
e6714324 KG |
858 | } |
859 | ||
5fbe25c7 | 860 | /* |
e6714324 KG |
861 | * Logical port initialization of base or virtual port. |
862 | * Called by fabric for base port or by vport for virtual ports. | |
863 | */ | |
7725ccfd | 864 | |
e6714324 | 865 | void |
a36c61f9 KG |
866 | bfa_fcs_lport_init(struct bfa_fcs_lport_s *lport, |
867 | struct bfa_lport_cfg_s *port_cfg) | |
e6714324 KG |
868 | { |
869 | struct bfa_fcs_vport_s *vport = lport->vport; | |
a36c61f9 KG |
870 | struct bfad_s *bfad = (struct bfad_s *)lport->fcs->bfad; |
871 | char lpwwn_buf[BFA_STRING_32]; | |
e6714324 | 872 | |
6a18b167 | 873 | lport->port_cfg = *port_cfg; |
e6714324 | 874 | |
a36c61f9 KG |
875 | lport->bfad_port = bfa_fcb_lport_new(lport->fcs->bfad, lport, |
876 | lport->port_cfg.roles, | |
877 | lport->fabric->vf_drv, | |
878 | vport ? vport->vport_drv : NULL); | |
e6714324 | 879 | |
a36c61f9 | 880 | wwn2str(lpwwn_buf, bfa_fcs_lport_get_pwwn(lport)); |
88166242 | 881 | BFA_LOG(KERN_INFO, bfad, bfa_log_level, |
a36c61f9 KG |
882 | "New logical port created: WWN = %s Role = %s\n", |
883 | lpwwn_buf, "Initiator"); | |
7725ccfd | 884 | |
a36c61f9 | 885 | bfa_sm_set_state(lport, bfa_fcs_lport_sm_uninit); |
7725ccfd JH |
886 | bfa_sm_send_event(lport, BFA_FCS_PORT_SM_CREATE); |
887 | } | |
888 | ||
5fbe25c7 | 889 | /* |
7725ccfd JH |
890 | * fcs_lport_api |
891 | */ | |
892 | ||
893 | void | |
a36c61f9 KG |
894 | bfa_fcs_lport_get_attr( |
895 | struct bfa_fcs_lport_s *port, | |
896 | struct bfa_lport_attr_s *port_attr) | |
7725ccfd | 897 | { |
a36c61f9 | 898 | if (bfa_sm_cmp_state(port, bfa_fcs_lport_sm_online)) |
7725ccfd JH |
899 | port_attr->pid = port->pid; |
900 | else | |
901 | port_attr->pid = 0; | |
902 | ||
903 | port_attr->port_cfg = port->port_cfg; | |
904 | ||
905 | if (port->fabric) { | |
906 | port_attr->port_type = bfa_fcs_fabric_port_type(port->fabric); | |
907 | port_attr->loopback = bfa_fcs_fabric_is_loopback(port->fabric); | |
f926a05f | 908 | port_attr->authfail = |
a36c61f9 KG |
909 | bfa_fcs_fabric_is_auth_failed(port->fabric); |
910 | port_attr->fabric_name = bfa_fcs_lport_get_fabric_name(port); | |
7725ccfd | 911 | memcpy(port_attr->fabric_ip_addr, |
a36c61f9 KG |
912 | bfa_fcs_lport_get_fabric_ipaddr(port), |
913 | BFA_FCS_FABRIC_IPADDR_SZ); | |
7725ccfd | 914 | |
86e32dab | 915 | if (port->vport != NULL) { |
a36c61f9 | 916 | port_attr->port_type = BFA_PORT_TYPE_VPORT; |
86e32dab KG |
917 | port_attr->fpma_mac = |
918 | bfa_lps_get_lp_mac(port->vport->lps); | |
a36c61f9 | 919 | } else { |
86e32dab KG |
920 | port_attr->fpma_mac = |
921 | bfa_lps_get_lp_mac(port->fabric->lps); | |
a36c61f9 | 922 | } |
7725ccfd | 923 | } else { |
a36c61f9 KG |
924 | port_attr->port_type = BFA_PORT_TYPE_UNKNOWN; |
925 | port_attr->state = BFA_LPORT_UNINIT; | |
926 | } | |
927 | } | |
928 | ||
5fbe25c7 | 929 | /* |
a36c61f9 KG |
930 | * bfa_fcs_lport_fab port fab functions |
931 | */ | |
932 | ||
5fbe25c7 | 933 | /* |
a36c61f9 KG |
934 | * Called by port to initialize fabric services of the base port. |
935 | */ | |
936 | static void | |
937 | bfa_fcs_lport_fab_init(struct bfa_fcs_lport_s *port) | |
938 | { | |
939 | bfa_fcs_lport_ns_init(port); | |
940 | bfa_fcs_lport_scn_init(port); | |
941 | bfa_fcs_lport_ms_init(port); | |
942 | } | |
943 | ||
5fbe25c7 | 944 | /* |
a36c61f9 KG |
945 | * Called by port to notify transition to online state. |
946 | */ | |
947 | static void | |
948 | bfa_fcs_lport_fab_online(struct bfa_fcs_lport_s *port) | |
949 | { | |
950 | bfa_fcs_lport_ns_online(port); | |
951 | bfa_fcs_lport_scn_online(port); | |
952 | } | |
953 | ||
5fbe25c7 | 954 | /* |
a36c61f9 KG |
955 | * Called by port to notify transition to offline state. |
956 | */ | |
957 | static void | |
958 | bfa_fcs_lport_fab_offline(struct bfa_fcs_lport_s *port) | |
959 | { | |
960 | bfa_fcs_lport_ns_offline(port); | |
961 | bfa_fcs_lport_scn_offline(port); | |
962 | bfa_fcs_lport_ms_offline(port); | |
963 | } | |
964 | ||
5fbe25c7 | 965 | /* |
a36c61f9 KG |
966 | * bfa_fcs_lport_n2n functions |
967 | */ | |
968 | ||
5fbe25c7 | 969 | /* |
a36c61f9 KG |
970 | * Called by fcs/port to initialize N2N topology. |
971 | */ | |
972 | static void | |
973 | bfa_fcs_lport_n2n_init(struct bfa_fcs_lport_s *port) | |
974 | { | |
975 | } | |
976 | ||
5fbe25c7 | 977 | /* |
a36c61f9 KG |
978 | * Called by fcs/port to notify transition to online state. |
979 | */ | |
980 | static void | |
981 | bfa_fcs_lport_n2n_online(struct bfa_fcs_lport_s *port) | |
982 | { | |
983 | struct bfa_fcs_lport_n2n_s *n2n_port = &port->port_topo.pn2n; | |
984 | struct bfa_lport_cfg_s *pcfg = &port->port_cfg; | |
985 | struct bfa_fcs_rport_s *rport; | |
986 | ||
987 | bfa_trc(port->fcs, pcfg->pwwn); | |
988 | ||
989 | /* | |
990 | * If our PWWN is > than that of the r-port, we have to initiate PLOGI | |
991 | * and assign an Address. if not, we need to wait for its PLOGI. | |
992 | * | |
993 | * If our PWWN is < than that of the remote port, it will send a PLOGI | |
994 | * with the PIDs assigned. The rport state machine take care of this | |
995 | * incoming PLOGI. | |
996 | */ | |
997 | if (memcmp | |
998 | ((void *)&pcfg->pwwn, (void *)&n2n_port->rem_port_wwn, | |
999 | sizeof(wwn_t)) > 0) { | |
1000 | port->pid = N2N_LOCAL_PID; | |
5fbe25c7 | 1001 | /* |
a36c61f9 KG |
1002 | * First, check if we know the device by pwwn. |
1003 | */ | |
1004 | rport = bfa_fcs_lport_get_rport_by_pwwn(port, | |
1005 | n2n_port->rem_port_wwn); | |
1006 | if (rport) { | |
1007 | bfa_trc(port->fcs, rport->pid); | |
1008 | bfa_trc(port->fcs, rport->pwwn); | |
1009 | rport->pid = N2N_REMOTE_PID; | |
1010 | bfa_fcs_rport_online(rport); | |
1011 | return; | |
1012 | } | |
1013 | ||
1014 | /* | |
1015 | * In n2n there can be only one rport. Delete the old one | |
1016 | * whose pid should be zero, because it is offline. | |
1017 | */ | |
1018 | if (port->num_rports > 0) { | |
1019 | rport = bfa_fcs_lport_get_rport_by_pid(port, 0); | |
1020 | bfa_assert(rport != NULL); | |
1021 | if (rport) { | |
1022 | bfa_trc(port->fcs, rport->pwwn); | |
1023 | bfa_fcs_rport_delete(rport); | |
1024 | } | |
1025 | } | |
1026 | bfa_fcs_rport_create(port, N2N_REMOTE_PID); | |
1027 | } | |
1028 | } | |
1029 | ||
5fbe25c7 | 1030 | /* |
a36c61f9 KG |
1031 | * Called by fcs/port to notify transition to offline state. |
1032 | */ | |
1033 | static void | |
1034 | bfa_fcs_lport_n2n_offline(struct bfa_fcs_lport_s *port) | |
1035 | { | |
1036 | struct bfa_fcs_lport_n2n_s *n2n_port = &port->port_topo.pn2n; | |
1037 | ||
1038 | bfa_trc(port->fcs, port->pid); | |
1039 | port->pid = 0; | |
1040 | n2n_port->rem_port_wwn = 0; | |
1041 | n2n_port->reply_oxid = 0; | |
1042 | } | |
1043 | ||
1044 | #define BFA_FCS_FDMI_CMD_MAX_RETRIES 2 | |
1045 | ||
1046 | /* | |
1047 | * forward declarations | |
1048 | */ | |
1049 | static void bfa_fcs_lport_fdmi_send_rhba(void *fdmi_cbarg, | |
1050 | struct bfa_fcxp_s *fcxp_alloced); | |
1051 | static void bfa_fcs_lport_fdmi_send_rprt(void *fdmi_cbarg, | |
1052 | struct bfa_fcxp_s *fcxp_alloced); | |
1053 | static void bfa_fcs_lport_fdmi_send_rpa(void *fdmi_cbarg, | |
1054 | struct bfa_fcxp_s *fcxp_alloced); | |
1055 | static void bfa_fcs_lport_fdmi_rhba_response(void *fcsarg, | |
1056 | struct bfa_fcxp_s *fcxp, | |
1057 | void *cbarg, | |
1058 | bfa_status_t req_status, | |
1059 | u32 rsp_len, | |
1060 | u32 resid_len, | |
1061 | struct fchs_s *rsp_fchs); | |
1062 | static void bfa_fcs_lport_fdmi_rprt_response(void *fcsarg, | |
1063 | struct bfa_fcxp_s *fcxp, | |
1064 | void *cbarg, | |
1065 | bfa_status_t req_status, | |
1066 | u32 rsp_len, | |
1067 | u32 resid_len, | |
1068 | struct fchs_s *rsp_fchs); | |
1069 | static void bfa_fcs_lport_fdmi_rpa_response(void *fcsarg, | |
1070 | struct bfa_fcxp_s *fcxp, | |
1071 | void *cbarg, | |
1072 | bfa_status_t req_status, | |
1073 | u32 rsp_len, | |
1074 | u32 resid_len, | |
1075 | struct fchs_s *rsp_fchs); | |
1076 | static void bfa_fcs_lport_fdmi_timeout(void *arg); | |
1077 | static u16 bfa_fcs_lport_fdmi_build_rhba_pyld(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1078 | u8 *pyld); | |
1079 | static u16 bfa_fcs_lport_fdmi_build_rprt_pyld(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1080 | u8 *pyld); | |
1081 | static u16 bfa_fcs_lport_fdmi_build_rpa_pyld(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1082 | u8 *pyld); | |
1083 | static u16 bfa_fcs_lport_fdmi_build_portattr_block(struct bfa_fcs_lport_fdmi_s * | |
1084 | fdmi, u8 *pyld); | |
1085 | static void bfa_fcs_fdmi_get_hbaattr(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1086 | struct bfa_fcs_fdmi_hba_attr_s *hba_attr); | |
1087 | static void bfa_fcs_fdmi_get_portattr(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1088 | struct bfa_fcs_fdmi_port_attr_s *port_attr); | |
5fbe25c7 | 1089 | /* |
a36c61f9 KG |
1090 | * fcs_fdmi_sm FCS FDMI state machine |
1091 | */ | |
1092 | ||
5fbe25c7 | 1093 | /* |
a36c61f9 KG |
1094 | * FDMI State Machine events |
1095 | */ | |
1096 | enum port_fdmi_event { | |
1097 | FDMISM_EVENT_PORT_ONLINE = 1, | |
1098 | FDMISM_EVENT_PORT_OFFLINE = 2, | |
1099 | FDMISM_EVENT_RSP_OK = 4, | |
1100 | FDMISM_EVENT_RSP_ERROR = 5, | |
1101 | FDMISM_EVENT_TIMEOUT = 6, | |
1102 | FDMISM_EVENT_RHBA_SENT = 7, | |
1103 | FDMISM_EVENT_RPRT_SENT = 8, | |
1104 | FDMISM_EVENT_RPA_SENT = 9, | |
1105 | }; | |
1106 | ||
1107 | static void bfa_fcs_lport_fdmi_sm_offline(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1108 | enum port_fdmi_event event); | |
1109 | static void bfa_fcs_lport_fdmi_sm_sending_rhba( | |
1110 | struct bfa_fcs_lport_fdmi_s *fdmi, | |
1111 | enum port_fdmi_event event); | |
1112 | static void bfa_fcs_lport_fdmi_sm_rhba(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1113 | enum port_fdmi_event event); | |
1114 | static void bfa_fcs_lport_fdmi_sm_rhba_retry( | |
1115 | struct bfa_fcs_lport_fdmi_s *fdmi, | |
1116 | enum port_fdmi_event event); | |
1117 | static void bfa_fcs_lport_fdmi_sm_sending_rprt( | |
1118 | struct bfa_fcs_lport_fdmi_s *fdmi, | |
1119 | enum port_fdmi_event event); | |
1120 | static void bfa_fcs_lport_fdmi_sm_rprt(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1121 | enum port_fdmi_event event); | |
1122 | static void bfa_fcs_lport_fdmi_sm_rprt_retry( | |
1123 | struct bfa_fcs_lport_fdmi_s *fdmi, | |
1124 | enum port_fdmi_event event); | |
1125 | static void bfa_fcs_lport_fdmi_sm_sending_rpa( | |
1126 | struct bfa_fcs_lport_fdmi_s *fdmi, | |
1127 | enum port_fdmi_event event); | |
1128 | static void bfa_fcs_lport_fdmi_sm_rpa(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1129 | enum port_fdmi_event event); | |
1130 | static void bfa_fcs_lport_fdmi_sm_rpa_retry( | |
1131 | struct bfa_fcs_lport_fdmi_s *fdmi, | |
1132 | enum port_fdmi_event event); | |
1133 | static void bfa_fcs_lport_fdmi_sm_online(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1134 | enum port_fdmi_event event); | |
1135 | static void bfa_fcs_lport_fdmi_sm_disabled( | |
1136 | struct bfa_fcs_lport_fdmi_s *fdmi, | |
1137 | enum port_fdmi_event event); | |
5fbe25c7 | 1138 | /* |
a36c61f9 KG |
1139 | * Start in offline state - awaiting MS to send start. |
1140 | */ | |
1141 | static void | |
1142 | bfa_fcs_lport_fdmi_sm_offline(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1143 | enum port_fdmi_event event) | |
1144 | { | |
1145 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
1146 | ||
1147 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
1148 | bfa_trc(port->fcs, event); | |
1149 | ||
1150 | fdmi->retry_cnt = 0; | |
1151 | ||
1152 | switch (event) { | |
1153 | case FDMISM_EVENT_PORT_ONLINE: | |
1154 | if (port->vport) { | |
1155 | /* | |
1156 | * For Vports, register a new port. | |
1157 | */ | |
1158 | bfa_sm_set_state(fdmi, | |
1159 | bfa_fcs_lport_fdmi_sm_sending_rprt); | |
1160 | bfa_fcs_lport_fdmi_send_rprt(fdmi, NULL); | |
1161 | } else { | |
1162 | /* | |
1163 | * For a base port, we should first register the HBA | |
1164 | * atribute. The HBA attribute also contains the base | |
1165 | * port registration. | |
1166 | */ | |
1167 | bfa_sm_set_state(fdmi, | |
1168 | bfa_fcs_lport_fdmi_sm_sending_rhba); | |
1169 | bfa_fcs_lport_fdmi_send_rhba(fdmi, NULL); | |
1170 | } | |
1171 | break; | |
1172 | ||
1173 | case FDMISM_EVENT_PORT_OFFLINE: | |
1174 | break; | |
1175 | ||
1176 | default: | |
1177 | bfa_sm_fault(port->fcs, event); | |
1178 | } | |
1179 | } | |
1180 | ||
1181 | static void | |
1182 | bfa_fcs_lport_fdmi_sm_sending_rhba(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1183 | enum port_fdmi_event event) | |
1184 | { | |
1185 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
1186 | ||
1187 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
1188 | bfa_trc(port->fcs, event); | |
1189 | ||
1190 | switch (event) { | |
1191 | case FDMISM_EVENT_RHBA_SENT: | |
1192 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_rhba); | |
1193 | break; | |
1194 | ||
1195 | case FDMISM_EVENT_PORT_OFFLINE: | |
1196 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); | |
1197 | bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(port), | |
1198 | &fdmi->fcxp_wqe); | |
1199 | break; | |
1200 | ||
1201 | default: | |
1202 | bfa_sm_fault(port->fcs, event); | |
1203 | } | |
1204 | } | |
1205 | ||
1206 | static void | |
1207 | bfa_fcs_lport_fdmi_sm_rhba(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1208 | enum port_fdmi_event event) | |
1209 | { | |
1210 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
1211 | ||
1212 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
1213 | bfa_trc(port->fcs, event); | |
1214 | ||
1215 | switch (event) { | |
1216 | case FDMISM_EVENT_RSP_ERROR: | |
1217 | /* | |
1218 | * if max retries have not been reached, start timer for a | |
1219 | * delayed retry | |
1220 | */ | |
1221 | if (fdmi->retry_cnt++ < BFA_FCS_FDMI_CMD_MAX_RETRIES) { | |
1222 | bfa_sm_set_state(fdmi, | |
1223 | bfa_fcs_lport_fdmi_sm_rhba_retry); | |
1224 | bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(port), | |
1225 | &fdmi->timer, | |
1226 | bfa_fcs_lport_fdmi_timeout, fdmi, | |
1227 | BFA_FCS_RETRY_TIMEOUT); | |
1228 | } else { | |
1229 | /* | |
1230 | * set state to offline | |
1231 | */ | |
1232 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); | |
1233 | } | |
1234 | break; | |
1235 | ||
1236 | case FDMISM_EVENT_RSP_OK: | |
1237 | /* | |
1238 | * Initiate Register Port Attributes | |
1239 | */ | |
1240 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_sending_rpa); | |
1241 | fdmi->retry_cnt = 0; | |
1242 | bfa_fcs_lport_fdmi_send_rpa(fdmi, NULL); | |
1243 | break; | |
1244 | ||
1245 | case FDMISM_EVENT_PORT_OFFLINE: | |
1246 | bfa_fcxp_discard(fdmi->fcxp); | |
1247 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); | |
1248 | break; | |
1249 | ||
1250 | default: | |
1251 | bfa_sm_fault(port->fcs, event); | |
1252 | } | |
1253 | } | |
1254 | ||
1255 | static void | |
1256 | bfa_fcs_lport_fdmi_sm_rhba_retry(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1257 | enum port_fdmi_event event) | |
1258 | { | |
1259 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
1260 | ||
1261 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
1262 | bfa_trc(port->fcs, event); | |
1263 | ||
1264 | switch (event) { | |
1265 | case FDMISM_EVENT_TIMEOUT: | |
1266 | /* | |
1267 | * Retry Timer Expired. Re-send | |
1268 | */ | |
1269 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_sending_rhba); | |
1270 | bfa_fcs_lport_fdmi_send_rhba(fdmi, NULL); | |
1271 | break; | |
1272 | ||
1273 | case FDMISM_EVENT_PORT_OFFLINE: | |
1274 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); | |
1275 | bfa_timer_stop(&fdmi->timer); | |
1276 | break; | |
1277 | ||
1278 | default: | |
1279 | bfa_sm_fault(port->fcs, event); | |
1280 | } | |
1281 | } | |
1282 | ||
1283 | /* | |
1284 | * RPRT : Register Port | |
1285 | */ | |
1286 | static void | |
1287 | bfa_fcs_lport_fdmi_sm_sending_rprt(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1288 | enum port_fdmi_event event) | |
1289 | { | |
1290 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
1291 | ||
1292 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
1293 | bfa_trc(port->fcs, event); | |
1294 | ||
1295 | switch (event) { | |
1296 | case FDMISM_EVENT_RPRT_SENT: | |
1297 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_rprt); | |
1298 | break; | |
1299 | ||
1300 | case FDMISM_EVENT_PORT_OFFLINE: | |
1301 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); | |
1302 | bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(port), | |
1303 | &fdmi->fcxp_wqe); | |
1304 | break; | |
1305 | ||
1306 | default: | |
1307 | bfa_sm_fault(port->fcs, event); | |
7725ccfd | 1308 | } |
a36c61f9 KG |
1309 | } |
1310 | ||
1311 | static void | |
1312 | bfa_fcs_lport_fdmi_sm_rprt(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1313 | enum port_fdmi_event event) | |
1314 | { | |
1315 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
1316 | ||
1317 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
1318 | bfa_trc(port->fcs, event); | |
1319 | ||
1320 | switch (event) { | |
1321 | case FDMISM_EVENT_RSP_ERROR: | |
1322 | /* | |
1323 | * if max retries have not been reached, start timer for a | |
1324 | * delayed retry | |
1325 | */ | |
1326 | if (fdmi->retry_cnt++ < BFA_FCS_FDMI_CMD_MAX_RETRIES) { | |
1327 | bfa_sm_set_state(fdmi, | |
1328 | bfa_fcs_lport_fdmi_sm_rprt_retry); | |
1329 | bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(port), | |
1330 | &fdmi->timer, | |
1331 | bfa_fcs_lport_fdmi_timeout, fdmi, | |
1332 | BFA_FCS_RETRY_TIMEOUT); | |
7725ccfd | 1333 | |
a36c61f9 KG |
1334 | } else { |
1335 | /* | |
1336 | * set state to offline | |
1337 | */ | |
1338 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); | |
1339 | fdmi->retry_cnt = 0; | |
1340 | } | |
1341 | break; | |
1342 | ||
1343 | case FDMISM_EVENT_RSP_OK: | |
1344 | fdmi->retry_cnt = 0; | |
1345 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_online); | |
1346 | break; | |
1347 | ||
1348 | case FDMISM_EVENT_PORT_OFFLINE: | |
1349 | bfa_fcxp_discard(fdmi->fcxp); | |
1350 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); | |
1351 | break; | |
1352 | ||
1353 | default: | |
1354 | bfa_sm_fault(port->fcs, event); | |
1355 | } | |
7725ccfd JH |
1356 | } |
1357 | ||
a36c61f9 KG |
1358 | static void |
1359 | bfa_fcs_lport_fdmi_sm_rprt_retry(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1360 | enum port_fdmi_event event) | |
1361 | { | |
1362 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
7725ccfd | 1363 | |
a36c61f9 KG |
1364 | bfa_trc(port->fcs, port->port_cfg.pwwn); |
1365 | bfa_trc(port->fcs, event); | |
1366 | ||
1367 | switch (event) { | |
1368 | case FDMISM_EVENT_TIMEOUT: | |
1369 | /* | |
1370 | * Retry Timer Expired. Re-send | |
1371 | */ | |
1372 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_sending_rprt); | |
1373 | bfa_fcs_lport_fdmi_send_rprt(fdmi, NULL); | |
1374 | break; | |
1375 | ||
1376 | case FDMISM_EVENT_PORT_OFFLINE: | |
1377 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); | |
1378 | bfa_timer_stop(&fdmi->timer); | |
1379 | break; | |
1380 | ||
1381 | default: | |
1382 | bfa_sm_fault(port->fcs, event); | |
1383 | } | |
1384 | } | |
1385 | ||
1386 | /* | |
1387 | * Register Port Attributes | |
1388 | */ | |
1389 | static void | |
1390 | bfa_fcs_lport_fdmi_sm_sending_rpa(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1391 | enum port_fdmi_event event) | |
1392 | { | |
1393 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
1394 | ||
1395 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
1396 | bfa_trc(port->fcs, event); | |
1397 | ||
1398 | switch (event) { | |
1399 | case FDMISM_EVENT_RPA_SENT: | |
1400 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_rpa); | |
1401 | break; | |
1402 | ||
1403 | case FDMISM_EVENT_PORT_OFFLINE: | |
1404 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); | |
1405 | bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(port), | |
1406 | &fdmi->fcxp_wqe); | |
1407 | break; | |
1408 | ||
1409 | default: | |
1410 | bfa_sm_fault(port->fcs, event); | |
1411 | } | |
1412 | } | |
1413 | ||
1414 | static void | |
1415 | bfa_fcs_lport_fdmi_sm_rpa(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1416 | enum port_fdmi_event event) | |
1417 | { | |
1418 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
1419 | ||
1420 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
1421 | bfa_trc(port->fcs, event); | |
1422 | ||
1423 | switch (event) { | |
1424 | case FDMISM_EVENT_RSP_ERROR: | |
1425 | /* | |
1426 | * if max retries have not been reached, start timer for a | |
1427 | * delayed retry | |
1428 | */ | |
1429 | if (fdmi->retry_cnt++ < BFA_FCS_FDMI_CMD_MAX_RETRIES) { | |
1430 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_rpa_retry); | |
1431 | bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(port), | |
1432 | &fdmi->timer, | |
1433 | bfa_fcs_lport_fdmi_timeout, fdmi, | |
1434 | BFA_FCS_RETRY_TIMEOUT); | |
1435 | } else { | |
1436 | /* | |
1437 | * set state to offline | |
1438 | */ | |
1439 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); | |
1440 | fdmi->retry_cnt = 0; | |
1441 | } | |
1442 | break; | |
1443 | ||
1444 | case FDMISM_EVENT_RSP_OK: | |
1445 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_online); | |
1446 | fdmi->retry_cnt = 0; | |
1447 | break; | |
1448 | ||
1449 | case FDMISM_EVENT_PORT_OFFLINE: | |
1450 | bfa_fcxp_discard(fdmi->fcxp); | |
1451 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); | |
1452 | break; | |
1453 | ||
1454 | default: | |
1455 | bfa_sm_fault(port->fcs, event); | |
1456 | } | |
1457 | } | |
1458 | ||
1459 | static void | |
1460 | bfa_fcs_lport_fdmi_sm_rpa_retry(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1461 | enum port_fdmi_event event) | |
1462 | { | |
1463 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
1464 | ||
1465 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
1466 | bfa_trc(port->fcs, event); | |
1467 | ||
1468 | switch (event) { | |
1469 | case FDMISM_EVENT_TIMEOUT: | |
1470 | /* | |
1471 | * Retry Timer Expired. Re-send | |
1472 | */ | |
1473 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_sending_rpa); | |
1474 | bfa_fcs_lport_fdmi_send_rpa(fdmi, NULL); | |
1475 | break; | |
1476 | ||
1477 | case FDMISM_EVENT_PORT_OFFLINE: | |
1478 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); | |
1479 | bfa_timer_stop(&fdmi->timer); | |
1480 | break; | |
1481 | ||
1482 | default: | |
1483 | bfa_sm_fault(port->fcs, event); | |
1484 | } | |
1485 | } | |
1486 | ||
1487 | static void | |
1488 | bfa_fcs_lport_fdmi_sm_online(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1489 | enum port_fdmi_event event) | |
1490 | { | |
1491 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
1492 | ||
1493 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
1494 | bfa_trc(port->fcs, event); | |
1495 | ||
1496 | switch (event) { | |
1497 | case FDMISM_EVENT_PORT_OFFLINE: | |
1498 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); | |
1499 | break; | |
1500 | ||
1501 | default: | |
1502 | bfa_sm_fault(port->fcs, event); | |
1503 | } | |
1504 | } | |
5fbe25c7 | 1505 | /* |
a36c61f9 KG |
1506 | * FDMI is disabled state. |
1507 | */ | |
1508 | static void | |
1509 | bfa_fcs_lport_fdmi_sm_disabled(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1510 | enum port_fdmi_event event) | |
1511 | { | |
1512 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
1513 | ||
1514 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
1515 | bfa_trc(port->fcs, event); | |
1516 | ||
1517 | /* No op State. It can only be enabled at Driver Init. */ | |
1518 | } | |
1519 | ||
5fbe25c7 | 1520 | /* |
a36c61f9 KG |
1521 | * RHBA : Register HBA Attributes. |
1522 | */ | |
1523 | static void | |
1524 | bfa_fcs_lport_fdmi_send_rhba(void *fdmi_cbarg, struct bfa_fcxp_s *fcxp_alloced) | |
1525 | { | |
1526 | struct bfa_fcs_lport_fdmi_s *fdmi = fdmi_cbarg; | |
1527 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
1528 | struct fchs_s fchs; | |
1529 | int len, attr_len; | |
1530 | struct bfa_fcxp_s *fcxp; | |
1531 | u8 *pyld; | |
1532 | ||
1533 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
1534 | ||
1535 | fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); | |
1536 | if (!fcxp) { | |
1537 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &fdmi->fcxp_wqe, | |
1538 | bfa_fcs_lport_fdmi_send_rhba, fdmi); | |
1539 | return; | |
1540 | } | |
1541 | fdmi->fcxp = fcxp; | |
1542 | ||
1543 | pyld = bfa_fcxp_get_reqbuf(fcxp); | |
6a18b167 | 1544 | memset(pyld, 0, FC_MAX_PDUSZ); |
a36c61f9 KG |
1545 | |
1546 | len = fc_fdmi_reqhdr_build(&fchs, pyld, bfa_fcs_lport_get_fcid(port), | |
1547 | FDMI_RHBA); | |
1548 | ||
1549 | attr_len = | |
1550 | bfa_fcs_lport_fdmi_build_rhba_pyld(fdmi, | |
1551 | (u8 *) ((struct ct_hdr_s *) pyld | |
1552 | + 1)); | |
1553 | ||
1554 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, | |
1555 | FC_CLASS_3, (len + attr_len), &fchs, | |
1556 | bfa_fcs_lport_fdmi_rhba_response, (void *)fdmi, | |
1557 | FC_MAX_PDUSZ, FC_FCCT_TOV); | |
1558 | ||
1559 | bfa_sm_send_event(fdmi, FDMISM_EVENT_RHBA_SENT); | |
1560 | } | |
1561 | ||
1562 | static u16 | |
1563 | bfa_fcs_lport_fdmi_build_rhba_pyld(struct bfa_fcs_lport_fdmi_s *fdmi, u8 *pyld) | |
1564 | { | |
1565 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
1566 | struct bfa_fcs_fdmi_hba_attr_s hba_attr; | |
1567 | struct bfa_fcs_fdmi_hba_attr_s *fcs_hba_attr = &hba_attr; | |
1568 | struct fdmi_rhba_s *rhba = (struct fdmi_rhba_s *) pyld; | |
1569 | struct fdmi_attr_s *attr; | |
1570 | u8 *curr_ptr; | |
1571 | u16 len, count; | |
1572 | ||
1573 | /* | |
1574 | * get hba attributes | |
1575 | */ | |
1576 | bfa_fcs_fdmi_get_hbaattr(fdmi, fcs_hba_attr); | |
1577 | ||
1578 | rhba->hba_id = bfa_fcs_lport_get_pwwn(port); | |
ba816ea8 | 1579 | rhba->port_list.num_ports = cpu_to_be32(1); |
a36c61f9 KG |
1580 | rhba->port_list.port_entry = bfa_fcs_lport_get_pwwn(port); |
1581 | ||
1582 | len = sizeof(rhba->hba_id) + sizeof(rhba->port_list); | |
1583 | ||
1584 | count = 0; | |
1585 | len += sizeof(rhba->hba_attr_blk.attr_count); | |
1586 | ||
1587 | /* | |
1588 | * fill out the invididual entries of the HBA attrib Block | |
1589 | */ | |
1590 | curr_ptr = (u8 *) &rhba->hba_attr_blk.hba_attr; | |
1591 | ||
1592 | /* | |
1593 | * Node Name | |
1594 | */ | |
1595 | attr = (struct fdmi_attr_s *) curr_ptr; | |
ba816ea8 | 1596 | attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_NODENAME); |
a36c61f9 KG |
1597 | attr->len = sizeof(wwn_t); |
1598 | memcpy(attr->value, &bfa_fcs_lport_get_nwwn(port), attr->len); | |
1599 | curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; | |
1600 | len += attr->len; | |
1601 | count++; | |
5fbe25c7 | 1602 | attr->len = cpu_to_be16(attr->len + sizeof(attr->type) + |
a36c61f9 KG |
1603 | sizeof(attr->len)); |
1604 | ||
1605 | /* | |
1606 | * Manufacturer | |
1607 | */ | |
1608 | attr = (struct fdmi_attr_s *) curr_ptr; | |
ba816ea8 | 1609 | attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_MANUFACTURER); |
a36c61f9 KG |
1610 | attr->len = (u16) strlen(fcs_hba_attr->manufacturer); |
1611 | memcpy(attr->value, fcs_hba_attr->manufacturer, attr->len); | |
5fbe25c7 | 1612 | attr->len = fc_roundup(attr->len, sizeof(u32)); |
a36c61f9 KG |
1613 | curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; |
1614 | len += attr->len; | |
1615 | count++; | |
5fbe25c7 | 1616 | attr->len = cpu_to_be16(attr->len + sizeof(attr->type) + |
a36c61f9 KG |
1617 | sizeof(attr->len)); |
1618 | ||
1619 | /* | |
1620 | * Serial Number | |
1621 | */ | |
1622 | attr = (struct fdmi_attr_s *) curr_ptr; | |
ba816ea8 | 1623 | attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_SERIALNUM); |
a36c61f9 KG |
1624 | attr->len = (u16) strlen(fcs_hba_attr->serial_num); |
1625 | memcpy(attr->value, fcs_hba_attr->serial_num, attr->len); | |
5fbe25c7 | 1626 | attr->len = fc_roundup(attr->len, sizeof(u32)); |
a36c61f9 KG |
1627 | curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; |
1628 | len += attr->len; | |
1629 | count++; | |
5fbe25c7 | 1630 | attr->len = cpu_to_be16(attr->len + sizeof(attr->type) + |
a36c61f9 KG |
1631 | sizeof(attr->len)); |
1632 | ||
1633 | /* | |
1634 | * Model | |
1635 | */ | |
1636 | attr = (struct fdmi_attr_s *) curr_ptr; | |
ba816ea8 | 1637 | attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_MODEL); |
a36c61f9 KG |
1638 | attr->len = (u16) strlen(fcs_hba_attr->model); |
1639 | memcpy(attr->value, fcs_hba_attr->model, attr->len); | |
5fbe25c7 | 1640 | attr->len = fc_roundup(attr->len, sizeof(u32)); |
a36c61f9 KG |
1641 | curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; |
1642 | len += attr->len; | |
1643 | count++; | |
5fbe25c7 | 1644 | attr->len = cpu_to_be16(attr->len + sizeof(attr->type) + |
a36c61f9 KG |
1645 | sizeof(attr->len)); |
1646 | ||
1647 | /* | |
1648 | * Model Desc | |
1649 | */ | |
1650 | attr = (struct fdmi_attr_s *) curr_ptr; | |
ba816ea8 | 1651 | attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_MODEL_DESC); |
a36c61f9 KG |
1652 | attr->len = (u16) strlen(fcs_hba_attr->model_desc); |
1653 | memcpy(attr->value, fcs_hba_attr->model_desc, attr->len); | |
5fbe25c7 | 1654 | attr->len = fc_roundup(attr->len, sizeof(u32)); |
a36c61f9 KG |
1655 | curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; |
1656 | len += attr->len; | |
1657 | count++; | |
5fbe25c7 | 1658 | attr->len = cpu_to_be16(attr->len + sizeof(attr->type) + |
a36c61f9 KG |
1659 | sizeof(attr->len)); |
1660 | ||
1661 | /* | |
1662 | * H/W Version | |
1663 | */ | |
1664 | if (fcs_hba_attr->hw_version[0] != '\0') { | |
1665 | attr = (struct fdmi_attr_s *) curr_ptr; | |
ba816ea8 | 1666 | attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_HW_VERSION); |
a36c61f9 KG |
1667 | attr->len = (u16) strlen(fcs_hba_attr->hw_version); |
1668 | memcpy(attr->value, fcs_hba_attr->hw_version, attr->len); | |
5fbe25c7 | 1669 | attr->len = fc_roundup(attr->len, sizeof(u32)); |
a36c61f9 KG |
1670 | curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; |
1671 | len += attr->len; | |
1672 | count++; | |
5fbe25c7 | 1673 | attr->len = cpu_to_be16(attr->len + sizeof(attr->type) + |
a36c61f9 KG |
1674 | sizeof(attr->len)); |
1675 | } | |
1676 | ||
1677 | /* | |
1678 | * Driver Version | |
1679 | */ | |
1680 | attr = (struct fdmi_attr_s *) curr_ptr; | |
ba816ea8 | 1681 | attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_DRIVER_VERSION); |
a36c61f9 KG |
1682 | attr->len = (u16) strlen(fcs_hba_attr->driver_version); |
1683 | memcpy(attr->value, fcs_hba_attr->driver_version, attr->len); | |
5fbe25c7 | 1684 | attr->len = fc_roundup(attr->len, sizeof(u32)); |
a36c61f9 KG |
1685 | curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; |
1686 | len += attr->len;; | |
1687 | count++; | |
5fbe25c7 | 1688 | attr->len = cpu_to_be16(attr->len + sizeof(attr->type) + |
a36c61f9 KG |
1689 | sizeof(attr->len)); |
1690 | ||
1691 | /* | |
1692 | * Option Rom Version | |
1693 | */ | |
1694 | if (fcs_hba_attr->option_rom_ver[0] != '\0') { | |
1695 | attr = (struct fdmi_attr_s *) curr_ptr; | |
ba816ea8 | 1696 | attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_ROM_VERSION); |
a36c61f9 KG |
1697 | attr->len = (u16) strlen(fcs_hba_attr->option_rom_ver); |
1698 | memcpy(attr->value, fcs_hba_attr->option_rom_ver, attr->len); | |
5fbe25c7 | 1699 | attr->len = fc_roundup(attr->len, sizeof(u32)); |
a36c61f9 KG |
1700 | curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; |
1701 | len += attr->len; | |
1702 | count++; | |
5fbe25c7 | 1703 | attr->len = cpu_to_be16(attr->len + sizeof(attr->type) + |
a36c61f9 KG |
1704 | sizeof(attr->len)); |
1705 | } | |
1706 | ||
1707 | /* | |
1708 | * f/w Version = driver version | |
1709 | */ | |
1710 | attr = (struct fdmi_attr_s *) curr_ptr; | |
ba816ea8 | 1711 | attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_FW_VERSION); |
a36c61f9 KG |
1712 | attr->len = (u16) strlen(fcs_hba_attr->driver_version); |
1713 | memcpy(attr->value, fcs_hba_attr->driver_version, attr->len); | |
5fbe25c7 | 1714 | attr->len = fc_roundup(attr->len, sizeof(u32)); |
a36c61f9 KG |
1715 | curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; |
1716 | len += attr->len; | |
1717 | count++; | |
5fbe25c7 | 1718 | attr->len = cpu_to_be16(attr->len + sizeof(attr->type) + |
a36c61f9 KG |
1719 | sizeof(attr->len)); |
1720 | ||
1721 | /* | |
1722 | * OS Name | |
1723 | */ | |
1724 | if (fcs_hba_attr->os_name[0] != '\0') { | |
1725 | attr = (struct fdmi_attr_s *) curr_ptr; | |
ba816ea8 | 1726 | attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_OS_NAME); |
a36c61f9 KG |
1727 | attr->len = (u16) strlen(fcs_hba_attr->os_name); |
1728 | memcpy(attr->value, fcs_hba_attr->os_name, attr->len); | |
5fbe25c7 | 1729 | attr->len = fc_roundup(attr->len, sizeof(u32)); |
a36c61f9 KG |
1730 | curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; |
1731 | len += attr->len; | |
1732 | count++; | |
5fbe25c7 | 1733 | attr->len = cpu_to_be16(attr->len + sizeof(attr->type) + |
a36c61f9 KG |
1734 | sizeof(attr->len)); |
1735 | } | |
1736 | ||
1737 | /* | |
1738 | * MAX_CT_PAYLOAD | |
1739 | */ | |
1740 | attr = (struct fdmi_attr_s *) curr_ptr; | |
ba816ea8 | 1741 | attr->type = cpu_to_be16(FDMI_HBA_ATTRIB_MAX_CT); |
a36c61f9 KG |
1742 | attr->len = sizeof(fcs_hba_attr->max_ct_pyld); |
1743 | memcpy(attr->value, &fcs_hba_attr->max_ct_pyld, attr->len); | |
1744 | len += attr->len; | |
1745 | count++; | |
5fbe25c7 | 1746 | attr->len = cpu_to_be16(attr->len + sizeof(attr->type) + |
a36c61f9 KG |
1747 | sizeof(attr->len)); |
1748 | ||
1749 | /* | |
1750 | * Update size of payload | |
1751 | */ | |
5fbe25c7 | 1752 | len += ((sizeof(attr->type) + sizeof(attr->len)) * count); |
a36c61f9 | 1753 | |
ba816ea8 | 1754 | rhba->hba_attr_blk.attr_count = cpu_to_be32(count); |
a36c61f9 KG |
1755 | return len; |
1756 | } | |
1757 | ||
1758 | static void | |
1759 | bfa_fcs_lport_fdmi_rhba_response(void *fcsarg, struct bfa_fcxp_s *fcxp, | |
1760 | void *cbarg, bfa_status_t req_status, | |
1761 | u32 rsp_len, u32 resid_len, | |
1762 | struct fchs_s *rsp_fchs) | |
1763 | { | |
1764 | struct bfa_fcs_lport_fdmi_s *fdmi = | |
1765 | (struct bfa_fcs_lport_fdmi_s *) cbarg; | |
1766 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
1767 | struct ct_hdr_s *cthdr = NULL; | |
1768 | ||
1769 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
1770 | ||
1771 | /* | |
1772 | * Sanity Checks | |
1773 | */ | |
1774 | if (req_status != BFA_STATUS_OK) { | |
1775 | bfa_trc(port->fcs, req_status); | |
1776 | bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR); | |
1777 | return; | |
1778 | } | |
1779 | ||
1780 | cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); | |
ba816ea8 | 1781 | cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code); |
a36c61f9 KG |
1782 | |
1783 | if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { | |
1784 | bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_OK); | |
1785 | return; | |
1786 | } | |
1787 | ||
1788 | bfa_trc(port->fcs, cthdr->reason_code); | |
1789 | bfa_trc(port->fcs, cthdr->exp_code); | |
1790 | bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR); | |
1791 | } | |
1792 | ||
5fbe25c7 | 1793 | /* |
a36c61f9 KG |
1794 | * RPRT : Register Port |
1795 | */ | |
1796 | static void | |
1797 | bfa_fcs_lport_fdmi_send_rprt(void *fdmi_cbarg, struct bfa_fcxp_s *fcxp_alloced) | |
1798 | { | |
1799 | struct bfa_fcs_lport_fdmi_s *fdmi = fdmi_cbarg; | |
1800 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
1801 | struct fchs_s fchs; | |
1802 | u16 len, attr_len; | |
1803 | struct bfa_fcxp_s *fcxp; | |
1804 | u8 *pyld; | |
1805 | ||
1806 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
1807 | ||
1808 | fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); | |
1809 | if (!fcxp) { | |
1810 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &fdmi->fcxp_wqe, | |
1811 | bfa_fcs_lport_fdmi_send_rprt, fdmi); | |
1812 | return; | |
1813 | } | |
1814 | fdmi->fcxp = fcxp; | |
1815 | ||
1816 | pyld = bfa_fcxp_get_reqbuf(fcxp); | |
6a18b167 | 1817 | memset(pyld, 0, FC_MAX_PDUSZ); |
a36c61f9 KG |
1818 | |
1819 | len = fc_fdmi_reqhdr_build(&fchs, pyld, bfa_fcs_lport_get_fcid(port), | |
1820 | FDMI_RPRT); | |
1821 | ||
1822 | attr_len = | |
1823 | bfa_fcs_lport_fdmi_build_rprt_pyld(fdmi, | |
1824 | (u8 *) ((struct ct_hdr_s *) pyld | |
1825 | + 1)); | |
1826 | ||
1827 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, | |
1828 | FC_CLASS_3, len + attr_len, &fchs, | |
1829 | bfa_fcs_lport_fdmi_rprt_response, (void *)fdmi, | |
1830 | FC_MAX_PDUSZ, FC_FCCT_TOV); | |
1831 | ||
1832 | bfa_sm_send_event(fdmi, FDMISM_EVENT_RPRT_SENT); | |
1833 | } | |
1834 | ||
5fbe25c7 | 1835 | /* |
a36c61f9 KG |
1836 | * This routine builds Port Attribute Block that used in RPA, RPRT commands. |
1837 | */ | |
1838 | static u16 | |
1839 | bfa_fcs_lport_fdmi_build_portattr_block(struct bfa_fcs_lport_fdmi_s *fdmi, | |
1840 | u8 *pyld) | |
1841 | { | |
1842 | struct bfa_fcs_fdmi_port_attr_s fcs_port_attr; | |
1843 | struct fdmi_port_attr_s *port_attrib = (struct fdmi_port_attr_s *) pyld; | |
1844 | struct fdmi_attr_s *attr; | |
1845 | u8 *curr_ptr; | |
1846 | u16 len; | |
1847 | u8 count = 0; | |
1848 | ||
1849 | /* | |
1850 | * get port attributes | |
1851 | */ | |
1852 | bfa_fcs_fdmi_get_portattr(fdmi, &fcs_port_attr); | |
1853 | ||
1854 | len = sizeof(port_attrib->attr_count); | |
1855 | ||
1856 | /* | |
1857 | * fill out the invididual entries | |
1858 | */ | |
1859 | curr_ptr = (u8 *) &port_attrib->port_attr; | |
1860 | ||
1861 | /* | |
1862 | * FC4 Types | |
1863 | */ | |
1864 | attr = (struct fdmi_attr_s *) curr_ptr; | |
ba816ea8 | 1865 | attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_FC4_TYPES); |
a36c61f9 KG |
1866 | attr->len = sizeof(fcs_port_attr.supp_fc4_types); |
1867 | memcpy(attr->value, fcs_port_attr.supp_fc4_types, attr->len); | |
1868 | curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; | |
1869 | len += attr->len; | |
1870 | ++count; | |
1871 | attr->len = | |
ba816ea8 | 1872 | cpu_to_be16(attr->len + sizeof(attr->type) + |
a36c61f9 KG |
1873 | sizeof(attr->len)); |
1874 | ||
1875 | /* | |
1876 | * Supported Speed | |
1877 | */ | |
1878 | attr = (struct fdmi_attr_s *) curr_ptr; | |
ba816ea8 | 1879 | attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_SUPP_SPEED); |
a36c61f9 KG |
1880 | attr->len = sizeof(fcs_port_attr.supp_speed); |
1881 | memcpy(attr->value, &fcs_port_attr.supp_speed, attr->len); | |
1882 | curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; | |
1883 | len += attr->len; | |
1884 | ++count; | |
1885 | attr->len = | |
ba816ea8 | 1886 | cpu_to_be16(attr->len + sizeof(attr->type) + |
a36c61f9 KG |
1887 | sizeof(attr->len)); |
1888 | ||
1889 | /* | |
1890 | * current Port Speed | |
1891 | */ | |
1892 | attr = (struct fdmi_attr_s *) curr_ptr; | |
ba816ea8 | 1893 | attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_PORT_SPEED); |
a36c61f9 KG |
1894 | attr->len = sizeof(fcs_port_attr.curr_speed); |
1895 | memcpy(attr->value, &fcs_port_attr.curr_speed, attr->len); | |
1896 | curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; | |
1897 | len += attr->len; | |
1898 | ++count; | |
5fbe25c7 | 1899 | attr->len = cpu_to_be16(attr->len + sizeof(attr->type) + |
a36c61f9 KG |
1900 | sizeof(attr->len)); |
1901 | ||
1902 | /* | |
1903 | * max frame size | |
1904 | */ | |
1905 | attr = (struct fdmi_attr_s *) curr_ptr; | |
ba816ea8 | 1906 | attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_FRAME_SIZE); |
a36c61f9 KG |
1907 | attr->len = sizeof(fcs_port_attr.max_frm_size); |
1908 | memcpy(attr->value, &fcs_port_attr.max_frm_size, attr->len); | |
1909 | curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; | |
1910 | len += attr->len; | |
1911 | ++count; | |
5fbe25c7 | 1912 | attr->len = cpu_to_be16(attr->len + sizeof(attr->type) + |
a36c61f9 KG |
1913 | sizeof(attr->len)); |
1914 | ||
1915 | /* | |
1916 | * OS Device Name | |
1917 | */ | |
1918 | if (fcs_port_attr.os_device_name[0] != '\0') { | |
1919 | attr = (struct fdmi_attr_s *) curr_ptr; | |
ba816ea8 | 1920 | attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_DEV_NAME); |
a36c61f9 KG |
1921 | attr->len = (u16) strlen(fcs_port_attr.os_device_name); |
1922 | memcpy(attr->value, fcs_port_attr.os_device_name, attr->len); | |
5fbe25c7 | 1923 | attr->len = fc_roundup(attr->len, sizeof(u32)); |
a36c61f9 KG |
1924 | curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; |
1925 | len += attr->len; | |
1926 | ++count; | |
5fbe25c7 | 1927 | attr->len = cpu_to_be16(attr->len + sizeof(attr->type) + |
a36c61f9 KG |
1928 | sizeof(attr->len)); |
1929 | } | |
1930 | /* | |
1931 | * Host Name | |
1932 | */ | |
1933 | if (fcs_port_attr.host_name[0] != '\0') { | |
1934 | attr = (struct fdmi_attr_s *) curr_ptr; | |
ba816ea8 | 1935 | attr->type = cpu_to_be16(FDMI_PORT_ATTRIB_HOST_NAME); |
a36c61f9 KG |
1936 | attr->len = (u16) strlen(fcs_port_attr.host_name); |
1937 | memcpy(attr->value, fcs_port_attr.host_name, attr->len); | |
5fbe25c7 | 1938 | attr->len = fc_roundup(attr->len, sizeof(u32)); |
a36c61f9 KG |
1939 | curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len; |
1940 | len += attr->len; | |
1941 | ++count; | |
5fbe25c7 | 1942 | attr->len = cpu_to_be16(attr->len + sizeof(attr->type) + |
a36c61f9 KG |
1943 | sizeof(attr->len)); |
1944 | } | |
1945 | ||
1946 | /* | |
1947 | * Update size of payload | |
1948 | */ | |
ba816ea8 | 1949 | port_attrib->attr_count = cpu_to_be32(count); |
5fbe25c7 | 1950 | len += ((sizeof(attr->type) + sizeof(attr->len)) * count); |
a36c61f9 KG |
1951 | return len; |
1952 | } | |
1953 | ||
1954 | static u16 | |
1955 | bfa_fcs_lport_fdmi_build_rprt_pyld(struct bfa_fcs_lport_fdmi_s *fdmi, u8 *pyld) | |
1956 | { | |
1957 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
1958 | struct fdmi_rprt_s *rprt = (struct fdmi_rprt_s *) pyld; | |
1959 | u16 len; | |
1960 | ||
1961 | rprt->hba_id = bfa_fcs_lport_get_pwwn(bfa_fcs_get_base_port(port->fcs)); | |
1962 | rprt->port_name = bfa_fcs_lport_get_pwwn(port); | |
1963 | ||
1964 | len = bfa_fcs_lport_fdmi_build_portattr_block(fdmi, | |
1965 | (u8 *) &rprt->port_attr_blk); | |
1966 | ||
1967 | len += sizeof(rprt->hba_id) + sizeof(rprt->port_name); | |
1968 | ||
1969 | return len; | |
1970 | } | |
1971 | ||
1972 | static void | |
1973 | bfa_fcs_lport_fdmi_rprt_response(void *fcsarg, struct bfa_fcxp_s *fcxp, | |
1974 | void *cbarg, bfa_status_t req_status, | |
1975 | u32 rsp_len, u32 resid_len, | |
1976 | struct fchs_s *rsp_fchs) | |
1977 | { | |
1978 | struct bfa_fcs_lport_fdmi_s *fdmi = | |
1979 | (struct bfa_fcs_lport_fdmi_s *) cbarg; | |
1980 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
1981 | struct ct_hdr_s *cthdr = NULL; | |
1982 | ||
1983 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
1984 | ||
1985 | /* | |
1986 | * Sanity Checks | |
1987 | */ | |
1988 | if (req_status != BFA_STATUS_OK) { | |
1989 | bfa_trc(port->fcs, req_status); | |
1990 | bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR); | |
1991 | return; | |
1992 | } | |
1993 | ||
1994 | cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); | |
ba816ea8 | 1995 | cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code); |
a36c61f9 KG |
1996 | |
1997 | if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { | |
1998 | bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_OK); | |
1999 | return; | |
2000 | } | |
2001 | ||
2002 | bfa_trc(port->fcs, cthdr->reason_code); | |
2003 | bfa_trc(port->fcs, cthdr->exp_code); | |
2004 | bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR); | |
2005 | } | |
2006 | ||
5fbe25c7 | 2007 | /* |
a36c61f9 KG |
2008 | * RPA : Register Port Attributes. |
2009 | */ | |
2010 | static void | |
2011 | bfa_fcs_lport_fdmi_send_rpa(void *fdmi_cbarg, struct bfa_fcxp_s *fcxp_alloced) | |
2012 | { | |
2013 | struct bfa_fcs_lport_fdmi_s *fdmi = fdmi_cbarg; | |
2014 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
2015 | struct fchs_s fchs; | |
2016 | u16 len, attr_len; | |
2017 | struct bfa_fcxp_s *fcxp; | |
2018 | u8 *pyld; | |
2019 | ||
2020 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
2021 | ||
2022 | fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); | |
2023 | if (!fcxp) { | |
2024 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &fdmi->fcxp_wqe, | |
2025 | bfa_fcs_lport_fdmi_send_rpa, fdmi); | |
2026 | return; | |
2027 | } | |
2028 | fdmi->fcxp = fcxp; | |
2029 | ||
2030 | pyld = bfa_fcxp_get_reqbuf(fcxp); | |
6a18b167 | 2031 | memset(pyld, 0, FC_MAX_PDUSZ); |
a36c61f9 KG |
2032 | |
2033 | len = fc_fdmi_reqhdr_build(&fchs, pyld, bfa_fcs_lport_get_fcid(port), | |
2034 | FDMI_RPA); | |
2035 | ||
5fbe25c7 JH |
2036 | attr_len = bfa_fcs_lport_fdmi_build_rpa_pyld(fdmi, |
2037 | (u8 *) ((struct ct_hdr_s *) pyld + 1)); | |
a36c61f9 KG |
2038 | |
2039 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, | |
2040 | FC_CLASS_3, len + attr_len, &fchs, | |
2041 | bfa_fcs_lport_fdmi_rpa_response, (void *)fdmi, | |
2042 | FC_MAX_PDUSZ, FC_FCCT_TOV); | |
2043 | ||
2044 | bfa_sm_send_event(fdmi, FDMISM_EVENT_RPA_SENT); | |
2045 | } | |
2046 | ||
2047 | static u16 | |
2048 | bfa_fcs_lport_fdmi_build_rpa_pyld(struct bfa_fcs_lport_fdmi_s *fdmi, u8 *pyld) | |
2049 | { | |
2050 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
2051 | struct fdmi_rpa_s *rpa = (struct fdmi_rpa_s *) pyld; | |
2052 | u16 len; | |
2053 | ||
2054 | rpa->port_name = bfa_fcs_lport_get_pwwn(port); | |
2055 | ||
2056 | len = bfa_fcs_lport_fdmi_build_portattr_block(fdmi, | |
2057 | (u8 *) &rpa->port_attr_blk); | |
2058 | ||
2059 | len += sizeof(rpa->port_name); | |
2060 | ||
2061 | return len; | |
2062 | } | |
2063 | ||
2064 | static void | |
2065 | bfa_fcs_lport_fdmi_rpa_response(void *fcsarg, struct bfa_fcxp_s *fcxp, | |
2066 | void *cbarg, bfa_status_t req_status, u32 rsp_len, | |
2067 | u32 resid_len, struct fchs_s *rsp_fchs) | |
2068 | { | |
2069 | struct bfa_fcs_lport_fdmi_s *fdmi = | |
2070 | (struct bfa_fcs_lport_fdmi_s *) cbarg; | |
2071 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
2072 | struct ct_hdr_s *cthdr = NULL; | |
2073 | ||
2074 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
2075 | ||
2076 | /* | |
2077 | * Sanity Checks | |
2078 | */ | |
2079 | if (req_status != BFA_STATUS_OK) { | |
2080 | bfa_trc(port->fcs, req_status); | |
2081 | bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR); | |
2082 | return; | |
2083 | } | |
2084 | ||
2085 | cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); | |
ba816ea8 | 2086 | cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code); |
a36c61f9 KG |
2087 | |
2088 | if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { | |
2089 | bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_OK); | |
2090 | return; | |
2091 | } | |
2092 | ||
2093 | bfa_trc(port->fcs, cthdr->reason_code); | |
2094 | bfa_trc(port->fcs, cthdr->exp_code); | |
2095 | bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR); | |
2096 | } | |
2097 | ||
2098 | static void | |
2099 | bfa_fcs_lport_fdmi_timeout(void *arg) | |
2100 | { | |
2101 | struct bfa_fcs_lport_fdmi_s *fdmi = (struct bfa_fcs_lport_fdmi_s *) arg; | |
2102 | ||
2103 | bfa_sm_send_event(fdmi, FDMISM_EVENT_TIMEOUT); | |
2104 | } | |
2105 | ||
52f94b6f | 2106 | static void |
a36c61f9 KG |
2107 | bfa_fcs_fdmi_get_hbaattr(struct bfa_fcs_lport_fdmi_s *fdmi, |
2108 | struct bfa_fcs_fdmi_hba_attr_s *hba_attr) | |
2109 | { | |
2110 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
2111 | struct bfa_fcs_driver_info_s *driver_info = &port->fcs->driver_info; | |
2112 | ||
6a18b167 | 2113 | memset(hba_attr, 0, sizeof(struct bfa_fcs_fdmi_hba_attr_s)); |
a36c61f9 KG |
2114 | |
2115 | bfa_ioc_get_adapter_manufacturer(&port->fcs->bfa->ioc, | |
2116 | hba_attr->manufacturer); | |
2117 | bfa_ioc_get_adapter_serial_num(&port->fcs->bfa->ioc, | |
2118 | hba_attr->serial_num); | |
2119 | bfa_ioc_get_adapter_model(&port->fcs->bfa->ioc, | |
2120 | hba_attr->model); | |
2121 | bfa_ioc_get_adapter_model(&port->fcs->bfa->ioc, | |
2122 | hba_attr->model_desc); | |
2123 | bfa_ioc_get_pci_chip_rev(&port->fcs->bfa->ioc, | |
2124 | hba_attr->hw_version); | |
2125 | bfa_ioc_get_adapter_optrom_ver(&port->fcs->bfa->ioc, | |
2126 | hba_attr->option_rom_ver); | |
2127 | bfa_ioc_get_adapter_fw_ver(&port->fcs->bfa->ioc, | |
2128 | hba_attr->fw_version); | |
2129 | ||
2130 | strncpy(hba_attr->driver_version, (char *)driver_info->version, | |
2131 | sizeof(hba_attr->driver_version)); | |
2132 | ||
2133 | strncpy(hba_attr->os_name, driver_info->host_os_name, | |
2134 | sizeof(hba_attr->os_name)); | |
2135 | ||
2136 | /* | |
2137 | * If there is a patch level, append it | |
2138 | * to the os name along with a separator | |
2139 | */ | |
2140 | if (driver_info->host_os_patch[0] != '\0') { | |
2141 | strncat(hba_attr->os_name, BFA_FCS_PORT_SYMBNAME_SEPARATOR, | |
2142 | sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR)); | |
2143 | strncat(hba_attr->os_name, driver_info->host_os_patch, | |
2144 | sizeof(driver_info->host_os_patch)); | |
2145 | } | |
2146 | ||
ba816ea8 | 2147 | hba_attr->max_ct_pyld = cpu_to_be32(FC_MAX_PDUSZ); |
a36c61f9 KG |
2148 | } |
2149 | ||
52f94b6f | 2150 | static void |
a36c61f9 KG |
2151 | bfa_fcs_fdmi_get_portattr(struct bfa_fcs_lport_fdmi_s *fdmi, |
2152 | struct bfa_fcs_fdmi_port_attr_s *port_attr) | |
2153 | { | |
2154 | struct bfa_fcs_lport_s *port = fdmi->ms->port; | |
2155 | struct bfa_fcs_driver_info_s *driver_info = &port->fcs->driver_info; | |
2156 | struct bfa_port_attr_s pport_attr; | |
2157 | ||
6a18b167 | 2158 | memset(port_attr, 0, sizeof(struct bfa_fcs_fdmi_port_attr_s)); |
a36c61f9 KG |
2159 | |
2160 | /* | |
2161 | * get pport attributes from hal | |
2162 | */ | |
2163 | bfa_fcport_get_attr(port->fcs->bfa, &pport_attr); | |
2164 | ||
2165 | /* | |
2166 | * get FC4 type Bitmask | |
2167 | */ | |
2168 | fc_get_fc4type_bitmask(FC_TYPE_FCP, port_attr->supp_fc4_types); | |
2169 | ||
2170 | /* | |
2171 | * Supported Speeds | |
2172 | */ | |
ba816ea8 | 2173 | port_attr->supp_speed = cpu_to_be32(BFA_FCS_FDMI_SUPORTED_SPEEDS); |
a36c61f9 KG |
2174 | |
2175 | /* | |
2176 | * Current Speed | |
2177 | */ | |
ba816ea8 | 2178 | port_attr->curr_speed = cpu_to_be32(pport_attr.speed); |
a36c61f9 KG |
2179 | |
2180 | /* | |
2181 | * Max PDU Size. | |
2182 | */ | |
ba816ea8 | 2183 | port_attr->max_frm_size = cpu_to_be32(FC_MAX_PDUSZ); |
a36c61f9 KG |
2184 | |
2185 | /* | |
2186 | * OS device Name | |
2187 | */ | |
2188 | strncpy(port_attr->os_device_name, (char *)driver_info->os_device_name, | |
2189 | sizeof(port_attr->os_device_name)); | |
2190 | ||
2191 | /* | |
2192 | * Host name | |
2193 | */ | |
2194 | strncpy(port_attr->host_name, (char *)driver_info->host_machine_name, | |
2195 | sizeof(port_attr->host_name)); | |
2196 | ||
2197 | } | |
2198 | ||
2199 | ||
2200 | void | |
2201 | bfa_fcs_lport_fdmi_init(struct bfa_fcs_lport_ms_s *ms) | |
2202 | { | |
2203 | struct bfa_fcs_lport_fdmi_s *fdmi = &ms->fdmi; | |
2204 | ||
2205 | fdmi->ms = ms; | |
2206 | if (ms->port->fcs->fdmi_enabled) | |
2207 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_offline); | |
2208 | else | |
2209 | bfa_sm_set_state(fdmi, bfa_fcs_lport_fdmi_sm_disabled); | |
2210 | } | |
2211 | ||
2212 | void | |
2213 | bfa_fcs_lport_fdmi_offline(struct bfa_fcs_lport_ms_s *ms) | |
2214 | { | |
2215 | struct bfa_fcs_lport_fdmi_s *fdmi = &ms->fdmi; | |
2216 | ||
2217 | fdmi->ms = ms; | |
2218 | bfa_sm_send_event(fdmi, FDMISM_EVENT_PORT_OFFLINE); | |
2219 | } | |
2220 | ||
2221 | void | |
2222 | bfa_fcs_lport_fdmi_online(struct bfa_fcs_lport_ms_s *ms) | |
2223 | { | |
2224 | struct bfa_fcs_lport_fdmi_s *fdmi = &ms->fdmi; | |
2225 | ||
2226 | fdmi->ms = ms; | |
2227 | bfa_sm_send_event(fdmi, FDMISM_EVENT_PORT_ONLINE); | |
2228 | } | |
2229 | ||
2230 | #define BFA_FCS_MS_CMD_MAX_RETRIES 2 | |
2231 | ||
2232 | /* | |
2233 | * forward declarations | |
2234 | */ | |
2235 | static void bfa_fcs_lport_ms_send_plogi(void *ms_cbarg, | |
2236 | struct bfa_fcxp_s *fcxp_alloced); | |
2237 | static void bfa_fcs_lport_ms_timeout(void *arg); | |
2238 | static void bfa_fcs_lport_ms_plogi_response(void *fcsarg, | |
2239 | struct bfa_fcxp_s *fcxp, | |
2240 | void *cbarg, | |
2241 | bfa_status_t req_status, | |
2242 | u32 rsp_len, | |
2243 | u32 resid_len, | |
2244 | struct fchs_s *rsp_fchs); | |
2245 | ||
2246 | static void bfa_fcs_lport_ms_send_gmal(void *ms_cbarg, | |
2247 | struct bfa_fcxp_s *fcxp_alloced); | |
2248 | static void bfa_fcs_lport_ms_gmal_response(void *fcsarg, | |
2249 | struct bfa_fcxp_s *fcxp, | |
2250 | void *cbarg, | |
2251 | bfa_status_t req_status, | |
2252 | u32 rsp_len, | |
2253 | u32 resid_len, | |
2254 | struct fchs_s *rsp_fchs); | |
2255 | static void bfa_fcs_lport_ms_send_gfn(void *ms_cbarg, | |
2256 | struct bfa_fcxp_s *fcxp_alloced); | |
2257 | static void bfa_fcs_lport_ms_gfn_response(void *fcsarg, | |
2258 | struct bfa_fcxp_s *fcxp, | |
2259 | void *cbarg, | |
2260 | bfa_status_t req_status, | |
2261 | u32 rsp_len, | |
2262 | u32 resid_len, | |
2263 | struct fchs_s *rsp_fchs); | |
5fbe25c7 | 2264 | /* |
a36c61f9 KG |
2265 | * fcs_ms_sm FCS MS state machine |
2266 | */ | |
2267 | ||
5fbe25c7 | 2268 | /* |
a36c61f9 KG |
2269 | * MS State Machine events |
2270 | */ | |
2271 | enum port_ms_event { | |
2272 | MSSM_EVENT_PORT_ONLINE = 1, | |
2273 | MSSM_EVENT_PORT_OFFLINE = 2, | |
2274 | MSSM_EVENT_RSP_OK = 3, | |
2275 | MSSM_EVENT_RSP_ERROR = 4, | |
2276 | MSSM_EVENT_TIMEOUT = 5, | |
2277 | MSSM_EVENT_FCXP_SENT = 6, | |
2278 | MSSM_EVENT_PORT_FABRIC_RSCN = 7 | |
2279 | }; | |
2280 | ||
2281 | static void bfa_fcs_lport_ms_sm_offline(struct bfa_fcs_lport_ms_s *ms, | |
2282 | enum port_ms_event event); | |
2283 | static void bfa_fcs_lport_ms_sm_plogi_sending(struct bfa_fcs_lport_ms_s *ms, | |
2284 | enum port_ms_event event); | |
2285 | static void bfa_fcs_lport_ms_sm_plogi(struct bfa_fcs_lport_ms_s *ms, | |
2286 | enum port_ms_event event); | |
2287 | static void bfa_fcs_lport_ms_sm_plogi_retry(struct bfa_fcs_lport_ms_s *ms, | |
2288 | enum port_ms_event event); | |
2289 | static void bfa_fcs_lport_ms_sm_gmal_sending(struct bfa_fcs_lport_ms_s *ms, | |
2290 | enum port_ms_event event); | |
2291 | static void bfa_fcs_lport_ms_sm_gmal(struct bfa_fcs_lport_ms_s *ms, | |
2292 | enum port_ms_event event); | |
2293 | static void bfa_fcs_lport_ms_sm_gmal_retry(struct bfa_fcs_lport_ms_s *ms, | |
2294 | enum port_ms_event event); | |
2295 | static void bfa_fcs_lport_ms_sm_gfn_sending(struct bfa_fcs_lport_ms_s *ms, | |
2296 | enum port_ms_event event); | |
2297 | static void bfa_fcs_lport_ms_sm_gfn(struct bfa_fcs_lport_ms_s *ms, | |
2298 | enum port_ms_event event); | |
2299 | static void bfa_fcs_lport_ms_sm_gfn_retry(struct bfa_fcs_lport_ms_s *ms, | |
2300 | enum port_ms_event event); | |
2301 | static void bfa_fcs_lport_ms_sm_online(struct bfa_fcs_lport_ms_s *ms, | |
2302 | enum port_ms_event event); | |
5fbe25c7 | 2303 | /* |
a36c61f9 KG |
2304 | * Start in offline state - awaiting NS to send start. |
2305 | */ | |
2306 | static void | |
2307 | bfa_fcs_lport_ms_sm_offline(struct bfa_fcs_lport_ms_s *ms, | |
2308 | enum port_ms_event event) | |
2309 | { | |
2310 | bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); | |
2311 | bfa_trc(ms->port->fcs, event); | |
2312 | ||
2313 | switch (event) { | |
2314 | case MSSM_EVENT_PORT_ONLINE: | |
2315 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_plogi_sending); | |
2316 | bfa_fcs_lport_ms_send_plogi(ms, NULL); | |
2317 | break; | |
2318 | ||
2319 | case MSSM_EVENT_PORT_OFFLINE: | |
2320 | break; | |
2321 | ||
2322 | default: | |
2323 | bfa_sm_fault(ms->port->fcs, event); | |
2324 | } | |
2325 | } | |
2326 | ||
2327 | static void | |
2328 | bfa_fcs_lport_ms_sm_plogi_sending(struct bfa_fcs_lport_ms_s *ms, | |
2329 | enum port_ms_event event) | |
2330 | { | |
2331 | bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); | |
2332 | bfa_trc(ms->port->fcs, event); | |
2333 | ||
2334 | switch (event) { | |
2335 | case MSSM_EVENT_FCXP_SENT: | |
2336 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_plogi); | |
2337 | break; | |
2338 | ||
2339 | case MSSM_EVENT_PORT_OFFLINE: | |
2340 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline); | |
2341 | bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ms->port), | |
2342 | &ms->fcxp_wqe); | |
2343 | break; | |
2344 | ||
2345 | default: | |
2346 | bfa_sm_fault(ms->port->fcs, event); | |
2347 | } | |
2348 | } | |
2349 | ||
2350 | static void | |
2351 | bfa_fcs_lport_ms_sm_plogi(struct bfa_fcs_lport_ms_s *ms, | |
2352 | enum port_ms_event event) | |
2353 | { | |
2354 | bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); | |
2355 | bfa_trc(ms->port->fcs, event); | |
2356 | ||
2357 | switch (event) { | |
2358 | case MSSM_EVENT_RSP_ERROR: | |
2359 | /* | |
2360 | * Start timer for a delayed retry | |
2361 | */ | |
2362 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_plogi_retry); | |
2363 | ms->port->stats.ms_retries++; | |
2364 | bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ms->port), | |
2365 | &ms->timer, bfa_fcs_lport_ms_timeout, ms, | |
2366 | BFA_FCS_RETRY_TIMEOUT); | |
2367 | break; | |
2368 | ||
2369 | case MSSM_EVENT_RSP_OK: | |
2370 | /* | |
2371 | * since plogi is done, now invoke MS related sub-modules | |
2372 | */ | |
2373 | bfa_fcs_lport_fdmi_online(ms); | |
2374 | ||
5fbe25c7 | 2375 | /* |
a36c61f9 KG |
2376 | * if this is a Vport, go to online state. |
2377 | */ | |
2378 | if (ms->port->vport) { | |
2379 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_online); | |
2380 | break; | |
2381 | } | |
2382 | ||
2383 | /* | |
2384 | * For a base port we need to get the | |
2385 | * switch's IP address. | |
2386 | */ | |
2387 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gmal_sending); | |
2388 | bfa_fcs_lport_ms_send_gmal(ms, NULL); | |
2389 | break; | |
2390 | ||
2391 | case MSSM_EVENT_PORT_OFFLINE: | |
2392 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline); | |
2393 | bfa_fcxp_discard(ms->fcxp); | |
2394 | break; | |
2395 | ||
2396 | default: | |
2397 | bfa_sm_fault(ms->port->fcs, event); | |
2398 | } | |
2399 | } | |
2400 | ||
2401 | static void | |
2402 | bfa_fcs_lport_ms_sm_plogi_retry(struct bfa_fcs_lport_ms_s *ms, | |
2403 | enum port_ms_event event) | |
2404 | { | |
2405 | bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); | |
2406 | bfa_trc(ms->port->fcs, event); | |
2407 | ||
2408 | switch (event) { | |
2409 | case MSSM_EVENT_TIMEOUT: | |
2410 | /* | |
2411 | * Retry Timer Expired. Re-send | |
2412 | */ | |
2413 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_plogi_sending); | |
2414 | bfa_fcs_lport_ms_send_plogi(ms, NULL); | |
2415 | break; | |
2416 | ||
2417 | case MSSM_EVENT_PORT_OFFLINE: | |
2418 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline); | |
2419 | bfa_timer_stop(&ms->timer); | |
2420 | break; | |
2421 | ||
2422 | default: | |
2423 | bfa_sm_fault(ms->port->fcs, event); | |
2424 | } | |
2425 | } | |
2426 | ||
2427 | static void | |
2428 | bfa_fcs_lport_ms_sm_online(struct bfa_fcs_lport_ms_s *ms, | |
2429 | enum port_ms_event event) | |
2430 | { | |
2431 | bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); | |
2432 | bfa_trc(ms->port->fcs, event); | |
2433 | ||
2434 | switch (event) { | |
2435 | case MSSM_EVENT_PORT_OFFLINE: | |
2436 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline); | |
2437 | break; | |
2438 | ||
2439 | case MSSM_EVENT_PORT_FABRIC_RSCN: | |
2440 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gfn_sending); | |
2441 | ms->retry_cnt = 0; | |
2442 | bfa_fcs_lport_ms_send_gfn(ms, NULL); | |
2443 | break; | |
2444 | ||
2445 | default: | |
2446 | bfa_sm_fault(ms->port->fcs, event); | |
2447 | } | |
2448 | } | |
2449 | ||
2450 | static void | |
2451 | bfa_fcs_lport_ms_sm_gmal_sending(struct bfa_fcs_lport_ms_s *ms, | |
2452 | enum port_ms_event event) | |
2453 | { | |
2454 | bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); | |
2455 | bfa_trc(ms->port->fcs, event); | |
2456 | ||
2457 | switch (event) { | |
2458 | case MSSM_EVENT_FCXP_SENT: | |
2459 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gmal); | |
2460 | break; | |
2461 | ||
2462 | case MSSM_EVENT_PORT_OFFLINE: | |
2463 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline); | |
2464 | bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ms->port), | |
2465 | &ms->fcxp_wqe); | |
2466 | break; | |
2467 | ||
2468 | default: | |
2469 | bfa_sm_fault(ms->port->fcs, event); | |
2470 | } | |
2471 | } | |
2472 | ||
2473 | static void | |
2474 | bfa_fcs_lport_ms_sm_gmal(struct bfa_fcs_lport_ms_s *ms, | |
2475 | enum port_ms_event event) | |
2476 | { | |
2477 | bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); | |
2478 | bfa_trc(ms->port->fcs, event); | |
2479 | ||
2480 | switch (event) { | |
2481 | case MSSM_EVENT_RSP_ERROR: | |
2482 | /* | |
2483 | * Start timer for a delayed retry | |
2484 | */ | |
2485 | if (ms->retry_cnt++ < BFA_FCS_MS_CMD_MAX_RETRIES) { | |
2486 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gmal_retry); | |
2487 | ms->port->stats.ms_retries++; | |
2488 | bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ms->port), | |
2489 | &ms->timer, bfa_fcs_lport_ms_timeout, ms, | |
2490 | BFA_FCS_RETRY_TIMEOUT); | |
2491 | } else { | |
2492 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gfn_sending); | |
2493 | bfa_fcs_lport_ms_send_gfn(ms, NULL); | |
2494 | ms->retry_cnt = 0; | |
2495 | } | |
2496 | break; | |
2497 | ||
2498 | case MSSM_EVENT_RSP_OK: | |
2499 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gfn_sending); | |
2500 | bfa_fcs_lport_ms_send_gfn(ms, NULL); | |
2501 | break; | |
2502 | ||
2503 | case MSSM_EVENT_PORT_OFFLINE: | |
2504 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline); | |
2505 | bfa_fcxp_discard(ms->fcxp); | |
2506 | break; | |
2507 | ||
2508 | default: | |
2509 | bfa_sm_fault(ms->port->fcs, event); | |
2510 | } | |
2511 | } | |
2512 | ||
2513 | static void | |
2514 | bfa_fcs_lport_ms_sm_gmal_retry(struct bfa_fcs_lport_ms_s *ms, | |
2515 | enum port_ms_event event) | |
2516 | { | |
2517 | bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); | |
2518 | bfa_trc(ms->port->fcs, event); | |
2519 | ||
2520 | switch (event) { | |
2521 | case MSSM_EVENT_TIMEOUT: | |
2522 | /* | |
2523 | * Retry Timer Expired. Re-send | |
2524 | */ | |
2525 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gmal_sending); | |
2526 | bfa_fcs_lport_ms_send_gmal(ms, NULL); | |
2527 | break; | |
2528 | ||
2529 | case MSSM_EVENT_PORT_OFFLINE: | |
2530 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline); | |
2531 | bfa_timer_stop(&ms->timer); | |
2532 | break; | |
2533 | ||
2534 | default: | |
2535 | bfa_sm_fault(ms->port->fcs, event); | |
2536 | } | |
2537 | } | |
5fbe25c7 | 2538 | /* |
a36c61f9 KG |
2539 | * ms_pvt MS local functions |
2540 | */ | |
2541 | ||
2542 | static void | |
2543 | bfa_fcs_lport_ms_send_gmal(void *ms_cbarg, struct bfa_fcxp_s *fcxp_alloced) | |
2544 | { | |
2545 | struct bfa_fcs_lport_ms_s *ms = ms_cbarg; | |
2546 | bfa_fcs_lport_t *port = ms->port; | |
2547 | struct fchs_s fchs; | |
2548 | int len; | |
2549 | struct bfa_fcxp_s *fcxp; | |
2550 | ||
2551 | bfa_trc(port->fcs, port->pid); | |
2552 | ||
2553 | fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); | |
2554 | if (!fcxp) { | |
2555 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ms->fcxp_wqe, | |
2556 | bfa_fcs_lport_ms_send_gmal, ms); | |
2557 | return; | |
2558 | } | |
2559 | ms->fcxp = fcxp; | |
2560 | ||
2561 | len = fc_gmal_req_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), | |
2562 | bfa_fcs_lport_get_fcid(port), | |
2563 | bfa_lps_get_peer_nwwn(port->fabric->lps)); | |
2564 | ||
2565 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, | |
2566 | FC_CLASS_3, len, &fchs, | |
2567 | bfa_fcs_lport_ms_gmal_response, (void *)ms, | |
2568 | FC_MAX_PDUSZ, FC_FCCT_TOV); | |
2569 | ||
2570 | bfa_sm_send_event(ms, MSSM_EVENT_FCXP_SENT); | |
2571 | } | |
2572 | ||
2573 | static void | |
2574 | bfa_fcs_lport_ms_gmal_response(void *fcsarg, struct bfa_fcxp_s *fcxp, | |
2575 | void *cbarg, bfa_status_t req_status, | |
2576 | u32 rsp_len, u32 resid_len, | |
2577 | struct fchs_s *rsp_fchs) | |
2578 | { | |
2579 | struct bfa_fcs_lport_ms_s *ms = (struct bfa_fcs_lport_ms_s *) cbarg; | |
2580 | bfa_fcs_lport_t *port = ms->port; | |
2581 | struct ct_hdr_s *cthdr = NULL; | |
2582 | struct fcgs_gmal_resp_s *gmal_resp; | |
2583 | struct fcgs_gmal_entry_s *gmal_entry; | |
2584 | u32 num_entries; | |
2585 | u8 *rsp_str; | |
2586 | ||
2587 | bfa_trc(port->fcs, req_status); | |
2588 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
2589 | ||
2590 | /* | |
2591 | * Sanity Checks | |
2592 | */ | |
2593 | if (req_status != BFA_STATUS_OK) { | |
2594 | bfa_trc(port->fcs, req_status); | |
2595 | bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); | |
2596 | return; | |
2597 | } | |
2598 | ||
2599 | cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); | |
ba816ea8 | 2600 | cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code); |
a36c61f9 KG |
2601 | |
2602 | if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { | |
2603 | gmal_resp = (struct fcgs_gmal_resp_s *)(cthdr + 1); | |
2604 | ||
ba816ea8 | 2605 | num_entries = be32_to_cpu(gmal_resp->ms_len); |
a36c61f9 KG |
2606 | if (num_entries == 0) { |
2607 | bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); | |
2608 | return; | |
2609 | } | |
2610 | /* | |
2611 | * The response could contain multiple Entries. | |
2612 | * Entries for SNMP interface, etc. | |
2613 | * We look for the entry with a telnet prefix. | |
2614 | * First "http://" entry refers to IP addr | |
2615 | */ | |
2616 | ||
2617 | gmal_entry = (struct fcgs_gmal_entry_s *)gmal_resp->ms_ma; | |
2618 | while (num_entries > 0) { | |
2619 | if (strncmp(gmal_entry->prefix, | |
2620 | CT_GMAL_RESP_PREFIX_HTTP, | |
2621 | sizeof(gmal_entry->prefix)) == 0) { | |
2622 | ||
2623 | /* | |
2624 | * if the IP address is terminating with a '/', | |
2625 | * remove it. | |
2626 | * Byte 0 consists of the length of the string. | |
2627 | */ | |
2628 | rsp_str = &(gmal_entry->prefix[0]); | |
2629 | if (rsp_str[gmal_entry->len-1] == '/') | |
2630 | rsp_str[gmal_entry->len-1] = 0; | |
2631 | ||
2632 | /* copy IP Address to fabric */ | |
2633 | strncpy(bfa_fcs_lport_get_fabric_ipaddr(port), | |
2634 | gmal_entry->ip_addr, | |
2635 | BFA_FCS_FABRIC_IPADDR_SZ); | |
2636 | break; | |
2637 | } else { | |
2638 | --num_entries; | |
2639 | ++gmal_entry; | |
2640 | } | |
2641 | } | |
2642 | ||
2643 | bfa_sm_send_event(ms, MSSM_EVENT_RSP_OK); | |
2644 | return; | |
2645 | } | |
2646 | ||
2647 | bfa_trc(port->fcs, cthdr->reason_code); | |
2648 | bfa_trc(port->fcs, cthdr->exp_code); | |
2649 | bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); | |
2650 | } | |
2651 | ||
2652 | static void | |
2653 | bfa_fcs_lport_ms_sm_gfn_sending(struct bfa_fcs_lport_ms_s *ms, | |
2654 | enum port_ms_event event) | |
2655 | { | |
2656 | bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); | |
2657 | bfa_trc(ms->port->fcs, event); | |
2658 | ||
2659 | switch (event) { | |
2660 | case MSSM_EVENT_FCXP_SENT: | |
2661 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gfn); | |
2662 | break; | |
2663 | ||
2664 | case MSSM_EVENT_PORT_OFFLINE: | |
2665 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline); | |
2666 | bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ms->port), | |
2667 | &ms->fcxp_wqe); | |
2668 | break; | |
2669 | ||
2670 | default: | |
2671 | bfa_sm_fault(ms->port->fcs, event); | |
2672 | } | |
2673 | } | |
2674 | ||
2675 | static void | |
2676 | bfa_fcs_lport_ms_sm_gfn(struct bfa_fcs_lport_ms_s *ms, | |
2677 | enum port_ms_event event) | |
2678 | { | |
2679 | bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); | |
2680 | bfa_trc(ms->port->fcs, event); | |
2681 | ||
2682 | switch (event) { | |
2683 | case MSSM_EVENT_RSP_ERROR: | |
2684 | /* | |
2685 | * Start timer for a delayed retry | |
2686 | */ | |
2687 | if (ms->retry_cnt++ < BFA_FCS_MS_CMD_MAX_RETRIES) { | |
2688 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gfn_retry); | |
2689 | ms->port->stats.ms_retries++; | |
2690 | bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ms->port), | |
2691 | &ms->timer, bfa_fcs_lport_ms_timeout, ms, | |
2692 | BFA_FCS_RETRY_TIMEOUT); | |
2693 | } else { | |
2694 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_online); | |
2695 | ms->retry_cnt = 0; | |
2696 | } | |
2697 | break; | |
2698 | ||
2699 | case MSSM_EVENT_RSP_OK: | |
2700 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_online); | |
2701 | break; | |
2702 | ||
2703 | case MSSM_EVENT_PORT_OFFLINE: | |
2704 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline); | |
2705 | bfa_fcxp_discard(ms->fcxp); | |
2706 | break; | |
2707 | ||
2708 | default: | |
2709 | bfa_sm_fault(ms->port->fcs, event); | |
2710 | } | |
2711 | } | |
2712 | ||
2713 | static void | |
2714 | bfa_fcs_lport_ms_sm_gfn_retry(struct bfa_fcs_lport_ms_s *ms, | |
2715 | enum port_ms_event event) | |
2716 | { | |
2717 | bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn); | |
2718 | bfa_trc(ms->port->fcs, event); | |
2719 | ||
2720 | switch (event) { | |
2721 | case MSSM_EVENT_TIMEOUT: | |
2722 | /* | |
2723 | * Retry Timer Expired. Re-send | |
2724 | */ | |
2725 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_gfn_sending); | |
2726 | bfa_fcs_lport_ms_send_gfn(ms, NULL); | |
2727 | break; | |
2728 | ||
2729 | case MSSM_EVENT_PORT_OFFLINE: | |
2730 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline); | |
2731 | bfa_timer_stop(&ms->timer); | |
2732 | break; | |
2733 | ||
2734 | default: | |
2735 | bfa_sm_fault(ms->port->fcs, event); | |
2736 | } | |
2737 | } | |
5fbe25c7 | 2738 | /* |
a36c61f9 KG |
2739 | * ms_pvt MS local functions |
2740 | */ | |
2741 | ||
2742 | static void | |
2743 | bfa_fcs_lport_ms_send_gfn(void *ms_cbarg, struct bfa_fcxp_s *fcxp_alloced) | |
2744 | { | |
2745 | struct bfa_fcs_lport_ms_s *ms = ms_cbarg; | |
2746 | bfa_fcs_lport_t *port = ms->port; | |
2747 | struct fchs_s fchs; | |
2748 | int len; | |
2749 | struct bfa_fcxp_s *fcxp; | |
2750 | ||
2751 | bfa_trc(port->fcs, port->pid); | |
2752 | ||
2753 | fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); | |
2754 | if (!fcxp) { | |
2755 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ms->fcxp_wqe, | |
2756 | bfa_fcs_lport_ms_send_gfn, ms); | |
2757 | return; | |
2758 | } | |
2759 | ms->fcxp = fcxp; | |
2760 | ||
2761 | len = fc_gfn_req_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), | |
2762 | bfa_fcs_lport_get_fcid(port), | |
2763 | bfa_lps_get_peer_nwwn(port->fabric->lps)); | |
2764 | ||
2765 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, | |
2766 | FC_CLASS_3, len, &fchs, | |
2767 | bfa_fcs_lport_ms_gfn_response, (void *)ms, | |
2768 | FC_MAX_PDUSZ, FC_FCCT_TOV); | |
2769 | ||
2770 | bfa_sm_send_event(ms, MSSM_EVENT_FCXP_SENT); | |
2771 | } | |
2772 | ||
2773 | static void | |
2774 | bfa_fcs_lport_ms_gfn_response(void *fcsarg, struct bfa_fcxp_s *fcxp, | |
2775 | void *cbarg, bfa_status_t req_status, u32 rsp_len, | |
2776 | u32 resid_len, struct fchs_s *rsp_fchs) | |
2777 | { | |
2778 | struct bfa_fcs_lport_ms_s *ms = (struct bfa_fcs_lport_ms_s *) cbarg; | |
2779 | bfa_fcs_lport_t *port = ms->port; | |
2780 | struct ct_hdr_s *cthdr = NULL; | |
2781 | wwn_t *gfn_resp; | |
2782 | ||
2783 | bfa_trc(port->fcs, req_status); | |
2784 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
2785 | ||
2786 | /* | |
2787 | * Sanity Checks | |
2788 | */ | |
2789 | if (req_status != BFA_STATUS_OK) { | |
2790 | bfa_trc(port->fcs, req_status); | |
2791 | bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); | |
2792 | return; | |
2793 | } | |
2794 | ||
2795 | cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); | |
ba816ea8 | 2796 | cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code); |
a36c61f9 KG |
2797 | |
2798 | if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { | |
2799 | gfn_resp = (wwn_t *)(cthdr + 1); | |
2800 | /* check if it has actually changed */ | |
2801 | if ((memcmp((void *)&bfa_fcs_lport_get_fabric_name(port), | |
2802 | gfn_resp, sizeof(wwn_t)) != 0)) { | |
2803 | bfa_fcs_fabric_set_fabric_name(port->fabric, *gfn_resp); | |
2804 | } | |
2805 | bfa_sm_send_event(ms, MSSM_EVENT_RSP_OK); | |
2806 | return; | |
2807 | } | |
2808 | ||
2809 | bfa_trc(port->fcs, cthdr->reason_code); | |
2810 | bfa_trc(port->fcs, cthdr->exp_code); | |
2811 | bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); | |
2812 | } | |
2813 | ||
5fbe25c7 | 2814 | /* |
a36c61f9 KG |
2815 | * ms_pvt MS local functions |
2816 | */ | |
2817 | ||
2818 | static void | |
2819 | bfa_fcs_lport_ms_send_plogi(void *ms_cbarg, struct bfa_fcxp_s *fcxp_alloced) | |
2820 | { | |
2821 | struct bfa_fcs_lport_ms_s *ms = ms_cbarg; | |
2822 | struct bfa_fcs_lport_s *port = ms->port; | |
2823 | struct fchs_s fchs; | |
2824 | int len; | |
2825 | struct bfa_fcxp_s *fcxp; | |
2826 | ||
2827 | bfa_trc(port->fcs, port->pid); | |
2828 | ||
2829 | fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); | |
2830 | if (!fcxp) { | |
2831 | port->stats.ms_plogi_alloc_wait++; | |
2832 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ms->fcxp_wqe, | |
2833 | bfa_fcs_lport_ms_send_plogi, ms); | |
2834 | return; | |
2835 | } | |
2836 | ms->fcxp = fcxp; | |
2837 | ||
2838 | len = fc_plogi_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), | |
2839 | bfa_os_hton3b(FC_MGMT_SERVER), | |
2840 | bfa_fcs_lport_get_fcid(port), 0, | |
2841 | port->port_cfg.pwwn, port->port_cfg.nwwn, | |
2842 | bfa_fcport_get_maxfrsize(port->fcs->bfa)); | |
2843 | ||
2844 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, | |
2845 | FC_CLASS_3, len, &fchs, | |
2846 | bfa_fcs_lport_ms_plogi_response, (void *)ms, | |
2847 | FC_MAX_PDUSZ, FC_ELS_TOV); | |
2848 | ||
2849 | port->stats.ms_plogi_sent++; | |
2850 | bfa_sm_send_event(ms, MSSM_EVENT_FCXP_SENT); | |
2851 | } | |
2852 | ||
2853 | static void | |
2854 | bfa_fcs_lport_ms_plogi_response(void *fcsarg, struct bfa_fcxp_s *fcxp, | |
2855 | void *cbarg, bfa_status_t req_status, | |
2856 | u32 rsp_len, u32 resid_len, struct fchs_s *rsp_fchs) | |
2857 | { | |
2858 | struct bfa_fcs_lport_ms_s *ms = (struct bfa_fcs_lport_ms_s *) cbarg; | |
2859 | struct bfa_fcs_lport_s *port = ms->port; | |
2860 | struct fc_els_cmd_s *els_cmd; | |
2861 | struct fc_ls_rjt_s *ls_rjt; | |
2862 | ||
2863 | bfa_trc(port->fcs, req_status); | |
2864 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
2865 | ||
2866 | /* | |
2867 | * Sanity Checks | |
2868 | */ | |
2869 | if (req_status != BFA_STATUS_OK) { | |
2870 | port->stats.ms_plogi_rsp_err++; | |
2871 | bfa_trc(port->fcs, req_status); | |
2872 | bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); | |
2873 | return; | |
2874 | } | |
2875 | ||
2876 | els_cmd = (struct fc_els_cmd_s *) BFA_FCXP_RSP_PLD(fcxp); | |
2877 | ||
2878 | switch (els_cmd->els_code) { | |
2879 | ||
2880 | case FC_ELS_ACC: | |
2881 | if (rsp_len < sizeof(struct fc_logi_s)) { | |
2882 | bfa_trc(port->fcs, rsp_len); | |
2883 | port->stats.ms_plogi_acc_err++; | |
2884 | bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); | |
2885 | break; | |
2886 | } | |
2887 | port->stats.ms_plogi_accepts++; | |
2888 | bfa_sm_send_event(ms, MSSM_EVENT_RSP_OK); | |
2889 | break; | |
2890 | ||
2891 | case FC_ELS_LS_RJT: | |
2892 | ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp); | |
2893 | ||
2894 | bfa_trc(port->fcs, ls_rjt->reason_code); | |
2895 | bfa_trc(port->fcs, ls_rjt->reason_code_expl); | |
2896 | ||
2897 | port->stats.ms_rejects++; | |
2898 | bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); | |
2899 | break; | |
2900 | ||
2901 | default: | |
2902 | port->stats.ms_plogi_unknown_rsp++; | |
2903 | bfa_trc(port->fcs, els_cmd->els_code); | |
2904 | bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR); | |
2905 | } | |
2906 | } | |
2907 | ||
2908 | static void | |
2909 | bfa_fcs_lport_ms_timeout(void *arg) | |
2910 | { | |
2911 | struct bfa_fcs_lport_ms_s *ms = (struct bfa_fcs_lport_ms_s *) arg; | |
2912 | ||
2913 | ms->port->stats.ms_timeouts++; | |
2914 | bfa_sm_send_event(ms, MSSM_EVENT_TIMEOUT); | |
2915 | } | |
2916 | ||
2917 | ||
2918 | void | |
2919 | bfa_fcs_lport_ms_init(struct bfa_fcs_lport_s *port) | |
2920 | { | |
2921 | struct bfa_fcs_lport_ms_s *ms = BFA_FCS_GET_MS_FROM_PORT(port); | |
2922 | ||
2923 | ms->port = port; | |
2924 | bfa_sm_set_state(ms, bfa_fcs_lport_ms_sm_offline); | |
2925 | ||
2926 | /* | |
2927 | * Invoke init routines of sub modules. | |
2928 | */ | |
2929 | bfa_fcs_lport_fdmi_init(ms); | |
2930 | } | |
2931 | ||
2932 | void | |
2933 | bfa_fcs_lport_ms_offline(struct bfa_fcs_lport_s *port) | |
2934 | { | |
2935 | struct bfa_fcs_lport_ms_s *ms = BFA_FCS_GET_MS_FROM_PORT(port); | |
2936 | ||
2937 | ms->port = port; | |
2938 | bfa_sm_send_event(ms, MSSM_EVENT_PORT_OFFLINE); | |
2939 | bfa_fcs_lport_fdmi_offline(ms); | |
2940 | } | |
2941 | ||
2942 | void | |
2943 | bfa_fcs_lport_ms_online(struct bfa_fcs_lport_s *port) | |
2944 | { | |
2945 | struct bfa_fcs_lport_ms_s *ms = BFA_FCS_GET_MS_FROM_PORT(port); | |
2946 | ||
2947 | ms->port = port; | |
2948 | bfa_sm_send_event(ms, MSSM_EVENT_PORT_ONLINE); | |
2949 | } | |
2950 | void | |
2951 | bfa_fcs_lport_ms_fabric_rscn(struct bfa_fcs_lport_s *port) | |
2952 | { | |
2953 | struct bfa_fcs_lport_ms_s *ms = BFA_FCS_GET_MS_FROM_PORT(port); | |
2954 | ||
2955 | /* todo. Handle this only when in Online state */ | |
2956 | if (bfa_sm_cmp_state(ms, bfa_fcs_lport_ms_sm_online)) | |
2957 | bfa_sm_send_event(ms, MSSM_EVENT_PORT_FABRIC_RSCN); | |
2958 | } | |
2959 | ||
5fbe25c7 | 2960 | /* |
a36c61f9 KG |
2961 | * @page ns_sm_info VPORT NS State Machine |
2962 | * | |
2963 | * @section ns_sm_interactions VPORT NS State Machine Interactions | |
2964 | * | |
2965 | * @section ns_sm VPORT NS State Machine | |
2966 | * img ns_sm.jpg | |
2967 | */ | |
2968 | ||
2969 | /* | |
2970 | * forward declarations | |
2971 | */ | |
2972 | static void bfa_fcs_lport_ns_send_plogi(void *ns_cbarg, | |
2973 | struct bfa_fcxp_s *fcxp_alloced); | |
2974 | static void bfa_fcs_lport_ns_send_rspn_id(void *ns_cbarg, | |
2975 | struct bfa_fcxp_s *fcxp_alloced); | |
2976 | static void bfa_fcs_lport_ns_send_rft_id(void *ns_cbarg, | |
2977 | struct bfa_fcxp_s *fcxp_alloced); | |
2978 | static void bfa_fcs_lport_ns_send_rff_id(void *ns_cbarg, | |
2979 | struct bfa_fcxp_s *fcxp_alloced); | |
2980 | static void bfa_fcs_lport_ns_send_gid_ft(void *ns_cbarg, | |
2981 | struct bfa_fcxp_s *fcxp_alloced); | |
2982 | static void bfa_fcs_lport_ns_timeout(void *arg); | |
2983 | static void bfa_fcs_lport_ns_plogi_response(void *fcsarg, | |
2984 | struct bfa_fcxp_s *fcxp, | |
2985 | void *cbarg, | |
2986 | bfa_status_t req_status, | |
2987 | u32 rsp_len, | |
2988 | u32 resid_len, | |
2989 | struct fchs_s *rsp_fchs); | |
2990 | static void bfa_fcs_lport_ns_rspn_id_response(void *fcsarg, | |
2991 | struct bfa_fcxp_s *fcxp, | |
2992 | void *cbarg, | |
2993 | bfa_status_t req_status, | |
2994 | u32 rsp_len, | |
2995 | u32 resid_len, | |
2996 | struct fchs_s *rsp_fchs); | |
2997 | static void bfa_fcs_lport_ns_rft_id_response(void *fcsarg, | |
2998 | struct bfa_fcxp_s *fcxp, | |
2999 | void *cbarg, | |
3000 | bfa_status_t req_status, | |
3001 | u32 rsp_len, | |
3002 | u32 resid_len, | |
3003 | struct fchs_s *rsp_fchs); | |
3004 | static void bfa_fcs_lport_ns_rff_id_response(void *fcsarg, | |
3005 | struct bfa_fcxp_s *fcxp, | |
3006 | void *cbarg, | |
3007 | bfa_status_t req_status, | |
3008 | u32 rsp_len, | |
3009 | u32 resid_len, | |
3010 | struct fchs_s *rsp_fchs); | |
3011 | static void bfa_fcs_lport_ns_gid_ft_response(void *fcsarg, | |
3012 | struct bfa_fcxp_s *fcxp, | |
3013 | void *cbarg, | |
3014 | bfa_status_t req_status, | |
3015 | u32 rsp_len, | |
3016 | u32 resid_len, | |
3017 | struct fchs_s *rsp_fchs); | |
3018 | static void bfa_fcs_lport_ns_process_gidft_pids( | |
3019 | struct bfa_fcs_lport_s *port, | |
3020 | u32 *pid_buf, u32 n_pids); | |
3021 | ||
3022 | static void bfa_fcs_lport_ns_boot_target_disc(bfa_fcs_lport_t *port); | |
5fbe25c7 | 3023 | /* |
a36c61f9 KG |
3024 | * fcs_ns_sm FCS nameserver interface state machine |
3025 | */ | |
3026 | ||
5fbe25c7 | 3027 | /* |
a36c61f9 KG |
3028 | * VPort NS State Machine events |
3029 | */ | |
3030 | enum vport_ns_event { | |
3031 | NSSM_EVENT_PORT_ONLINE = 1, | |
3032 | NSSM_EVENT_PORT_OFFLINE = 2, | |
3033 | NSSM_EVENT_PLOGI_SENT = 3, | |
3034 | NSSM_EVENT_RSP_OK = 4, | |
3035 | NSSM_EVENT_RSP_ERROR = 5, | |
3036 | NSSM_EVENT_TIMEOUT = 6, | |
3037 | NSSM_EVENT_NS_QUERY = 7, | |
3038 | NSSM_EVENT_RSPNID_SENT = 8, | |
3039 | NSSM_EVENT_RFTID_SENT = 9, | |
3040 | NSSM_EVENT_RFFID_SENT = 10, | |
3041 | NSSM_EVENT_GIDFT_SENT = 11, | |
3042 | }; | |
3043 | ||
3044 | static void bfa_fcs_lport_ns_sm_offline(struct bfa_fcs_lport_ns_s *ns, | |
3045 | enum vport_ns_event event); | |
3046 | static void bfa_fcs_lport_ns_sm_plogi_sending(struct bfa_fcs_lport_ns_s *ns, | |
3047 | enum vport_ns_event event); | |
3048 | static void bfa_fcs_lport_ns_sm_plogi(struct bfa_fcs_lport_ns_s *ns, | |
3049 | enum vport_ns_event event); | |
3050 | static void bfa_fcs_lport_ns_sm_plogi_retry(struct bfa_fcs_lport_ns_s *ns, | |
3051 | enum vport_ns_event event); | |
3052 | static void bfa_fcs_lport_ns_sm_sending_rspn_id( | |
3053 | struct bfa_fcs_lport_ns_s *ns, | |
3054 | enum vport_ns_event event); | |
3055 | static void bfa_fcs_lport_ns_sm_rspn_id(struct bfa_fcs_lport_ns_s *ns, | |
3056 | enum vport_ns_event event); | |
3057 | static void bfa_fcs_lport_ns_sm_rspn_id_retry(struct bfa_fcs_lport_ns_s *ns, | |
3058 | enum vport_ns_event event); | |
3059 | static void bfa_fcs_lport_ns_sm_sending_rft_id( | |
3060 | struct bfa_fcs_lport_ns_s *ns, | |
3061 | enum vport_ns_event event); | |
3062 | static void bfa_fcs_lport_ns_sm_rft_id_retry(struct bfa_fcs_lport_ns_s *ns, | |
3063 | enum vport_ns_event event); | |
3064 | static void bfa_fcs_lport_ns_sm_rft_id(struct bfa_fcs_lport_ns_s *ns, | |
3065 | enum vport_ns_event event); | |
3066 | static void bfa_fcs_lport_ns_sm_sending_rff_id( | |
3067 | struct bfa_fcs_lport_ns_s *ns, | |
3068 | enum vport_ns_event event); | |
3069 | static void bfa_fcs_lport_ns_sm_rff_id_retry(struct bfa_fcs_lport_ns_s *ns, | |
3070 | enum vport_ns_event event); | |
3071 | static void bfa_fcs_lport_ns_sm_rff_id(struct bfa_fcs_lport_ns_s *ns, | |
3072 | enum vport_ns_event event); | |
3073 | static void bfa_fcs_lport_ns_sm_sending_gid_ft( | |
3074 | struct bfa_fcs_lport_ns_s *ns, | |
3075 | enum vport_ns_event event); | |
3076 | static void bfa_fcs_lport_ns_sm_gid_ft(struct bfa_fcs_lport_ns_s *ns, | |
3077 | enum vport_ns_event event); | |
3078 | static void bfa_fcs_lport_ns_sm_gid_ft_retry(struct bfa_fcs_lport_ns_s *ns, | |
3079 | enum vport_ns_event event); | |
3080 | static void bfa_fcs_lport_ns_sm_online(struct bfa_fcs_lport_ns_s *ns, | |
3081 | enum vport_ns_event event); | |
5fbe25c7 | 3082 | /* |
a36c61f9 KG |
3083 | * Start in offline state - awaiting linkup |
3084 | */ | |
3085 | static void | |
3086 | bfa_fcs_lport_ns_sm_offline(struct bfa_fcs_lport_ns_s *ns, | |
3087 | enum vport_ns_event event) | |
3088 | { | |
3089 | bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); | |
3090 | bfa_trc(ns->port->fcs, event); | |
3091 | ||
3092 | switch (event) { | |
3093 | case NSSM_EVENT_PORT_ONLINE: | |
3094 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_plogi_sending); | |
3095 | bfa_fcs_lport_ns_send_plogi(ns, NULL); | |
3096 | break; | |
3097 | ||
3098 | case NSSM_EVENT_PORT_OFFLINE: | |
3099 | break; | |
3100 | ||
3101 | default: | |
3102 | bfa_sm_fault(ns->port->fcs, event); | |
3103 | } | |
3104 | } | |
3105 | ||
3106 | static void | |
3107 | bfa_fcs_lport_ns_sm_plogi_sending(struct bfa_fcs_lport_ns_s *ns, | |
3108 | enum vport_ns_event event) | |
3109 | { | |
3110 | bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); | |
3111 | bfa_trc(ns->port->fcs, event); | |
3112 | ||
3113 | switch (event) { | |
3114 | case NSSM_EVENT_PLOGI_SENT: | |
3115 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_plogi); | |
3116 | break; | |
3117 | ||
3118 | case NSSM_EVENT_PORT_OFFLINE: | |
3119 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); | |
3120 | bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port), | |
3121 | &ns->fcxp_wqe); | |
3122 | break; | |
3123 | ||
3124 | default: | |
3125 | bfa_sm_fault(ns->port->fcs, event); | |
3126 | } | |
3127 | } | |
3128 | ||
3129 | static void | |
3130 | bfa_fcs_lport_ns_sm_plogi(struct bfa_fcs_lport_ns_s *ns, | |
3131 | enum vport_ns_event event) | |
3132 | { | |
3133 | bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); | |
3134 | bfa_trc(ns->port->fcs, event); | |
3135 | ||
3136 | switch (event) { | |
3137 | case NSSM_EVENT_RSP_ERROR: | |
3138 | /* | |
3139 | * Start timer for a delayed retry | |
3140 | */ | |
3141 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_plogi_retry); | |
3142 | ns->port->stats.ns_retries++; | |
3143 | bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port), | |
3144 | &ns->timer, bfa_fcs_lport_ns_timeout, ns, | |
3145 | BFA_FCS_RETRY_TIMEOUT); | |
3146 | break; | |
3147 | ||
3148 | case NSSM_EVENT_RSP_OK: | |
3149 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rspn_id); | |
3150 | bfa_fcs_lport_ns_send_rspn_id(ns, NULL); | |
3151 | break; | |
3152 | ||
3153 | case NSSM_EVENT_PORT_OFFLINE: | |
3154 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); | |
3155 | bfa_fcxp_discard(ns->fcxp); | |
3156 | break; | |
3157 | ||
3158 | default: | |
3159 | bfa_sm_fault(ns->port->fcs, event); | |
3160 | } | |
3161 | } | |
3162 | ||
3163 | static void | |
3164 | bfa_fcs_lport_ns_sm_plogi_retry(struct bfa_fcs_lport_ns_s *ns, | |
3165 | enum vport_ns_event event) | |
3166 | { | |
3167 | bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); | |
3168 | bfa_trc(ns->port->fcs, event); | |
3169 | ||
3170 | switch (event) { | |
3171 | case NSSM_EVENT_TIMEOUT: | |
3172 | /* | |
3173 | * Retry Timer Expired. Re-send | |
3174 | */ | |
3175 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_plogi_sending); | |
3176 | bfa_fcs_lport_ns_send_plogi(ns, NULL); | |
3177 | break; | |
3178 | ||
3179 | case NSSM_EVENT_PORT_OFFLINE: | |
3180 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); | |
3181 | bfa_timer_stop(&ns->timer); | |
3182 | break; | |
3183 | ||
3184 | default: | |
3185 | bfa_sm_fault(ns->port->fcs, event); | |
3186 | } | |
3187 | } | |
3188 | ||
3189 | static void | |
3190 | bfa_fcs_lport_ns_sm_sending_rspn_id(struct bfa_fcs_lport_ns_s *ns, | |
3191 | enum vport_ns_event event) | |
3192 | { | |
3193 | bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); | |
3194 | bfa_trc(ns->port->fcs, event); | |
3195 | ||
3196 | switch (event) { | |
3197 | case NSSM_EVENT_RSPNID_SENT: | |
3198 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rspn_id); | |
3199 | break; | |
3200 | ||
3201 | case NSSM_EVENT_PORT_OFFLINE: | |
3202 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); | |
3203 | bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port), | |
3204 | &ns->fcxp_wqe); | |
3205 | break; | |
3206 | ||
3207 | default: | |
3208 | bfa_sm_fault(ns->port->fcs, event); | |
3209 | } | |
3210 | } | |
3211 | ||
3212 | static void | |
3213 | bfa_fcs_lport_ns_sm_rspn_id(struct bfa_fcs_lport_ns_s *ns, | |
3214 | enum vport_ns_event event) | |
3215 | { | |
3216 | bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); | |
3217 | bfa_trc(ns->port->fcs, event); | |
3218 | ||
3219 | switch (event) { | |
3220 | case NSSM_EVENT_RSP_ERROR: | |
3221 | /* | |
3222 | * Start timer for a delayed retry | |
3223 | */ | |
3224 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rspn_id_retry); | |
3225 | ns->port->stats.ns_retries++; | |
3226 | bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port), | |
3227 | &ns->timer, bfa_fcs_lport_ns_timeout, ns, | |
3228 | BFA_FCS_RETRY_TIMEOUT); | |
3229 | break; | |
3230 | ||
3231 | case NSSM_EVENT_RSP_OK: | |
3232 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rft_id); | |
3233 | bfa_fcs_lport_ns_send_rft_id(ns, NULL); | |
3234 | break; | |
3235 | ||
3236 | case NSSM_EVENT_PORT_OFFLINE: | |
3237 | bfa_fcxp_discard(ns->fcxp); | |
3238 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); | |
3239 | break; | |
3240 | ||
3241 | default: | |
3242 | bfa_sm_fault(ns->port->fcs, event); | |
3243 | } | |
3244 | } | |
3245 | ||
3246 | static void | |
3247 | bfa_fcs_lport_ns_sm_rspn_id_retry(struct bfa_fcs_lport_ns_s *ns, | |
3248 | enum vport_ns_event event) | |
3249 | { | |
3250 | bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); | |
3251 | bfa_trc(ns->port->fcs, event); | |
3252 | ||
3253 | switch (event) { | |
3254 | case NSSM_EVENT_TIMEOUT: | |
3255 | /* | |
3256 | * Retry Timer Expired. Re-send | |
3257 | */ | |
3258 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rspn_id); | |
3259 | bfa_fcs_lport_ns_send_rspn_id(ns, NULL); | |
3260 | break; | |
3261 | ||
3262 | case NSSM_EVENT_PORT_OFFLINE: | |
3263 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); | |
3264 | bfa_timer_stop(&ns->timer); | |
3265 | break; | |
3266 | ||
3267 | default: | |
3268 | bfa_sm_fault(ns->port->fcs, event); | |
3269 | } | |
3270 | } | |
3271 | ||
3272 | static void | |
3273 | bfa_fcs_lport_ns_sm_sending_rft_id(struct bfa_fcs_lport_ns_s *ns, | |
3274 | enum vport_ns_event event) | |
3275 | { | |
3276 | bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); | |
3277 | bfa_trc(ns->port->fcs, event); | |
3278 | ||
3279 | switch (event) { | |
3280 | case NSSM_EVENT_RFTID_SENT: | |
3281 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rft_id); | |
3282 | break; | |
3283 | ||
3284 | case NSSM_EVENT_PORT_OFFLINE: | |
3285 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); | |
3286 | bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port), | |
3287 | &ns->fcxp_wqe); | |
3288 | break; | |
3289 | ||
3290 | default: | |
3291 | bfa_sm_fault(ns->port->fcs, event); | |
3292 | } | |
3293 | } | |
3294 | ||
3295 | static void | |
3296 | bfa_fcs_lport_ns_sm_rft_id(struct bfa_fcs_lport_ns_s *ns, | |
3297 | enum vport_ns_event event) | |
3298 | { | |
3299 | bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); | |
3300 | bfa_trc(ns->port->fcs, event); | |
3301 | ||
3302 | switch (event) { | |
3303 | case NSSM_EVENT_RSP_OK: | |
3304 | /* Now move to register FC4 Features */ | |
3305 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rff_id); | |
3306 | bfa_fcs_lport_ns_send_rff_id(ns, NULL); | |
3307 | break; | |
3308 | ||
3309 | case NSSM_EVENT_RSP_ERROR: | |
3310 | /* | |
3311 | * Start timer for a delayed retry | |
3312 | */ | |
3313 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rft_id_retry); | |
3314 | ns->port->stats.ns_retries++; | |
3315 | bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port), | |
3316 | &ns->timer, bfa_fcs_lport_ns_timeout, ns, | |
3317 | BFA_FCS_RETRY_TIMEOUT); | |
3318 | break; | |
3319 | ||
3320 | case NSSM_EVENT_PORT_OFFLINE: | |
3321 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); | |
3322 | bfa_fcxp_discard(ns->fcxp); | |
3323 | break; | |
3324 | ||
3325 | default: | |
3326 | bfa_sm_fault(ns->port->fcs, event); | |
3327 | } | |
3328 | } | |
3329 | ||
3330 | static void | |
3331 | bfa_fcs_lport_ns_sm_rft_id_retry(struct bfa_fcs_lport_ns_s *ns, | |
3332 | enum vport_ns_event event) | |
3333 | { | |
3334 | bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); | |
3335 | bfa_trc(ns->port->fcs, event); | |
3336 | ||
3337 | switch (event) { | |
3338 | case NSSM_EVENT_TIMEOUT: | |
3339 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rft_id); | |
3340 | bfa_fcs_lport_ns_send_rft_id(ns, NULL); | |
3341 | break; | |
3342 | ||
3343 | case NSSM_EVENT_PORT_OFFLINE: | |
3344 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); | |
3345 | bfa_timer_stop(&ns->timer); | |
3346 | break; | |
3347 | ||
3348 | default: | |
3349 | bfa_sm_fault(ns->port->fcs, event); | |
3350 | } | |
3351 | } | |
3352 | ||
3353 | static void | |
3354 | bfa_fcs_lport_ns_sm_sending_rff_id(struct bfa_fcs_lport_ns_s *ns, | |
3355 | enum vport_ns_event event) | |
3356 | { | |
3357 | bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); | |
3358 | bfa_trc(ns->port->fcs, event); | |
3359 | ||
3360 | switch (event) { | |
3361 | case NSSM_EVENT_RFFID_SENT: | |
3362 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rff_id); | |
3363 | break; | |
3364 | ||
3365 | case NSSM_EVENT_PORT_OFFLINE: | |
3366 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); | |
3367 | bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port), | |
3368 | &ns->fcxp_wqe); | |
3369 | break; | |
3370 | ||
3371 | default: | |
3372 | bfa_sm_fault(ns->port->fcs, event); | |
3373 | } | |
3374 | } | |
3375 | ||
3376 | static void | |
3377 | bfa_fcs_lport_ns_sm_rff_id(struct bfa_fcs_lport_ns_s *ns, | |
3378 | enum vport_ns_event event) | |
3379 | { | |
3380 | bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); | |
3381 | bfa_trc(ns->port->fcs, event); | |
3382 | ||
3383 | switch (event) { | |
3384 | case NSSM_EVENT_RSP_OK: | |
3385 | ||
3386 | /* | |
3387 | * If min cfg mode is enabled, we donot initiate rport | |
3388 | * discovery with the fabric. Instead, we will retrieve the | |
3389 | * boot targets from HAL/FW. | |
3390 | */ | |
3391 | if (__fcs_min_cfg(ns->port->fcs)) { | |
3392 | bfa_fcs_lport_ns_boot_target_disc(ns->port); | |
3393 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_online); | |
3394 | return; | |
3395 | } | |
3396 | ||
3397 | /* | |
3398 | * If the port role is Initiator Mode issue NS query. | |
3399 | * If it is Target Mode, skip this and go to online. | |
3400 | */ | |
3401 | if (BFA_FCS_VPORT_IS_INITIATOR_MODE(ns->port)) { | |
3402 | bfa_sm_set_state(ns, | |
3403 | bfa_fcs_lport_ns_sm_sending_gid_ft); | |
3404 | bfa_fcs_lport_ns_send_gid_ft(ns, NULL); | |
3405 | } | |
3406 | /* | |
3407 | * kick off mgmt srvr state machine | |
3408 | */ | |
3409 | bfa_fcs_lport_ms_online(ns->port); | |
3410 | break; | |
3411 | ||
3412 | case NSSM_EVENT_RSP_ERROR: | |
3413 | /* | |
3414 | * Start timer for a delayed retry | |
3415 | */ | |
3416 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_rff_id_retry); | |
3417 | ns->port->stats.ns_retries++; | |
3418 | bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port), | |
3419 | &ns->timer, bfa_fcs_lport_ns_timeout, ns, | |
3420 | BFA_FCS_RETRY_TIMEOUT); | |
3421 | break; | |
3422 | ||
3423 | case NSSM_EVENT_PORT_OFFLINE: | |
3424 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); | |
3425 | bfa_fcxp_discard(ns->fcxp); | |
3426 | break; | |
3427 | ||
3428 | default: | |
3429 | bfa_sm_fault(ns->port->fcs, event); | |
3430 | } | |
3431 | } | |
3432 | ||
3433 | static void | |
3434 | bfa_fcs_lport_ns_sm_rff_id_retry(struct bfa_fcs_lport_ns_s *ns, | |
3435 | enum vport_ns_event event) | |
3436 | { | |
3437 | bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); | |
3438 | bfa_trc(ns->port->fcs, event); | |
3439 | ||
3440 | switch (event) { | |
3441 | case NSSM_EVENT_TIMEOUT: | |
3442 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_rff_id); | |
3443 | bfa_fcs_lport_ns_send_rff_id(ns, NULL); | |
3444 | break; | |
3445 | ||
3446 | case NSSM_EVENT_PORT_OFFLINE: | |
3447 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); | |
3448 | bfa_timer_stop(&ns->timer); | |
3449 | break; | |
3450 | ||
3451 | default: | |
3452 | bfa_sm_fault(ns->port->fcs, event); | |
3453 | } | |
3454 | } | |
3455 | static void | |
3456 | bfa_fcs_lport_ns_sm_sending_gid_ft(struct bfa_fcs_lport_ns_s *ns, | |
3457 | enum vport_ns_event event) | |
3458 | { | |
3459 | bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); | |
3460 | bfa_trc(ns->port->fcs, event); | |
3461 | ||
3462 | switch (event) { | |
3463 | case NSSM_EVENT_GIDFT_SENT: | |
3464 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_gid_ft); | |
3465 | break; | |
3466 | ||
3467 | case NSSM_EVENT_PORT_OFFLINE: | |
3468 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); | |
3469 | bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port), | |
3470 | &ns->fcxp_wqe); | |
3471 | break; | |
3472 | ||
3473 | default: | |
3474 | bfa_sm_fault(ns->port->fcs, event); | |
3475 | } | |
3476 | } | |
3477 | ||
3478 | static void | |
3479 | bfa_fcs_lport_ns_sm_gid_ft(struct bfa_fcs_lport_ns_s *ns, | |
3480 | enum vport_ns_event event) | |
3481 | { | |
3482 | bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); | |
3483 | bfa_trc(ns->port->fcs, event); | |
3484 | ||
3485 | switch (event) { | |
3486 | case NSSM_EVENT_RSP_OK: | |
3487 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_online); | |
3488 | break; | |
3489 | ||
3490 | case NSSM_EVENT_RSP_ERROR: | |
3491 | /* | |
3492 | * TBD: for certain reject codes, we don't need to retry | |
3493 | */ | |
3494 | /* | |
3495 | * Start timer for a delayed retry | |
3496 | */ | |
3497 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_gid_ft_retry); | |
3498 | ns->port->stats.ns_retries++; | |
3499 | bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port), | |
3500 | &ns->timer, bfa_fcs_lport_ns_timeout, ns, | |
3501 | BFA_FCS_RETRY_TIMEOUT); | |
3502 | break; | |
3503 | ||
3504 | case NSSM_EVENT_PORT_OFFLINE: | |
3505 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); | |
3506 | bfa_fcxp_discard(ns->fcxp); | |
3507 | break; | |
3508 | ||
3509 | case NSSM_EVENT_NS_QUERY: | |
3510 | break; | |
3511 | ||
3512 | default: | |
3513 | bfa_sm_fault(ns->port->fcs, event); | |
3514 | } | |
3515 | } | |
3516 | ||
3517 | static void | |
3518 | bfa_fcs_lport_ns_sm_gid_ft_retry(struct bfa_fcs_lport_ns_s *ns, | |
3519 | enum vport_ns_event event) | |
3520 | { | |
3521 | bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); | |
3522 | bfa_trc(ns->port->fcs, event); | |
3523 | ||
3524 | switch (event) { | |
3525 | case NSSM_EVENT_TIMEOUT: | |
3526 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_sending_gid_ft); | |
3527 | bfa_fcs_lport_ns_send_gid_ft(ns, NULL); | |
3528 | break; | |
3529 | ||
3530 | case NSSM_EVENT_PORT_OFFLINE: | |
3531 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); | |
3532 | bfa_timer_stop(&ns->timer); | |
3533 | break; | |
3534 | ||
3535 | default: | |
3536 | bfa_sm_fault(ns->port->fcs, event); | |
3537 | } | |
3538 | } | |
3539 | ||
3540 | static void | |
3541 | bfa_fcs_lport_ns_sm_online(struct bfa_fcs_lport_ns_s *ns, | |
3542 | enum vport_ns_event event) | |
3543 | { | |
3544 | bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn); | |
3545 | bfa_trc(ns->port->fcs, event); | |
3546 | ||
3547 | switch (event) { | |
3548 | case NSSM_EVENT_PORT_OFFLINE: | |
3549 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); | |
3550 | break; | |
3551 | ||
3552 | case NSSM_EVENT_NS_QUERY: | |
3553 | /* | |
3554 | * If the port role is Initiator Mode issue NS query. | |
3555 | * If it is Target Mode, skip this and go to online. | |
3556 | */ | |
3557 | if (BFA_FCS_VPORT_IS_INITIATOR_MODE(ns->port)) { | |
3558 | bfa_sm_set_state(ns, | |
3559 | bfa_fcs_lport_ns_sm_sending_gid_ft); | |
3560 | bfa_fcs_lport_ns_send_gid_ft(ns, NULL); | |
3561 | }; | |
3562 | break; | |
3563 | ||
3564 | default: | |
3565 | bfa_sm_fault(ns->port->fcs, event); | |
3566 | } | |
3567 | } | |
3568 | ||
3569 | ||
3570 | ||
5fbe25c7 | 3571 | /* |
a36c61f9 KG |
3572 | * ns_pvt Nameserver local functions |
3573 | */ | |
3574 | ||
3575 | static void | |
3576 | bfa_fcs_lport_ns_send_plogi(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced) | |
3577 | { | |
3578 | struct bfa_fcs_lport_ns_s *ns = ns_cbarg; | |
3579 | struct bfa_fcs_lport_s *port = ns->port; | |
3580 | struct fchs_s fchs; | |
3581 | int len; | |
3582 | struct bfa_fcxp_s *fcxp; | |
3583 | ||
3584 | bfa_trc(port->fcs, port->pid); | |
3585 | ||
3586 | fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); | |
3587 | if (!fcxp) { | |
3588 | port->stats.ns_plogi_alloc_wait++; | |
3589 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe, | |
3590 | bfa_fcs_lport_ns_send_plogi, ns); | |
3591 | return; | |
3592 | } | |
3593 | ns->fcxp = fcxp; | |
3594 | ||
3595 | len = fc_plogi_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), | |
3596 | bfa_os_hton3b(FC_NAME_SERVER), | |
3597 | bfa_fcs_lport_get_fcid(port), 0, | |
3598 | port->port_cfg.pwwn, port->port_cfg.nwwn, | |
3599 | bfa_fcport_get_maxfrsize(port->fcs->bfa)); | |
3600 | ||
3601 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, | |
3602 | FC_CLASS_3, len, &fchs, | |
3603 | bfa_fcs_lport_ns_plogi_response, (void *)ns, | |
3604 | FC_MAX_PDUSZ, FC_ELS_TOV); | |
3605 | port->stats.ns_plogi_sent++; | |
3606 | ||
3607 | bfa_sm_send_event(ns, NSSM_EVENT_PLOGI_SENT); | |
3608 | } | |
3609 | ||
3610 | static void | |
3611 | bfa_fcs_lport_ns_plogi_response(void *fcsarg, struct bfa_fcxp_s *fcxp, | |
3612 | void *cbarg, bfa_status_t req_status, u32 rsp_len, | |
3613 | u32 resid_len, struct fchs_s *rsp_fchs) | |
3614 | { | |
3615 | struct bfa_fcs_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) cbarg; | |
3616 | struct bfa_fcs_lport_s *port = ns->port; | |
3617 | /* struct fc_logi_s *plogi_resp; */ | |
3618 | struct fc_els_cmd_s *els_cmd; | |
3619 | struct fc_ls_rjt_s *ls_rjt; | |
3620 | ||
3621 | bfa_trc(port->fcs, req_status); | |
3622 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
3623 | ||
3624 | /* | |
3625 | * Sanity Checks | |
3626 | */ | |
3627 | if (req_status != BFA_STATUS_OK) { | |
3628 | bfa_trc(port->fcs, req_status); | |
3629 | port->stats.ns_plogi_rsp_err++; | |
3630 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); | |
3631 | return; | |
3632 | } | |
3633 | ||
3634 | els_cmd = (struct fc_els_cmd_s *) BFA_FCXP_RSP_PLD(fcxp); | |
3635 | ||
3636 | switch (els_cmd->els_code) { | |
3637 | ||
3638 | case FC_ELS_ACC: | |
3639 | if (rsp_len < sizeof(struct fc_logi_s)) { | |
3640 | bfa_trc(port->fcs, rsp_len); | |
3641 | port->stats.ns_plogi_acc_err++; | |
3642 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); | |
3643 | break; | |
3644 | } | |
3645 | port->stats.ns_plogi_accepts++; | |
3646 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK); | |
3647 | break; | |
3648 | ||
3649 | case FC_ELS_LS_RJT: | |
3650 | ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp); | |
3651 | ||
3652 | bfa_trc(port->fcs, ls_rjt->reason_code); | |
3653 | bfa_trc(port->fcs, ls_rjt->reason_code_expl); | |
3654 | ||
3655 | port->stats.ns_rejects++; | |
3656 | ||
3657 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); | |
3658 | break; | |
3659 | ||
3660 | default: | |
3661 | port->stats.ns_plogi_unknown_rsp++; | |
3662 | bfa_trc(port->fcs, els_cmd->els_code); | |
3663 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); | |
3664 | } | |
3665 | } | |
3666 | ||
5fbe25c7 | 3667 | /* |
a36c61f9 KG |
3668 | * Register the symbolic port name. |
3669 | */ | |
3670 | static void | |
3671 | bfa_fcs_lport_ns_send_rspn_id(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced) | |
3672 | { | |
3673 | struct bfa_fcs_lport_ns_s *ns = ns_cbarg; | |
3674 | struct bfa_fcs_lport_s *port = ns->port; | |
3675 | struct fchs_s fchs; | |
3676 | int len; | |
3677 | struct bfa_fcxp_s *fcxp; | |
3678 | u8 symbl[256]; | |
3679 | u8 *psymbl = &symbl[0]; | |
3680 | ||
6a18b167 | 3681 | memset(symbl, 0, sizeof(symbl)); |
a36c61f9 KG |
3682 | |
3683 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
3684 | ||
3685 | fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); | |
3686 | if (!fcxp) { | |
3687 | port->stats.ns_rspnid_alloc_wait++; | |
3688 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe, | |
3689 | bfa_fcs_lport_ns_send_rspn_id, ns); | |
3690 | return; | |
3691 | } | |
3692 | ns->fcxp = fcxp; | |
3693 | ||
3694 | /* | |
3695 | * for V-Port, form a Port Symbolic Name | |
3696 | */ | |
3697 | if (port->vport) { | |
5fbe25c7 | 3698 | /* |
a36c61f9 KG |
3699 | * For Vports, we append the vport's port symbolic name |
3700 | * to that of the base port. | |
3701 | */ | |
3702 | ||
3703 | strncpy((char *)psymbl, | |
3704 | (char *) & | |
3705 | (bfa_fcs_lport_get_psym_name | |
3706 | (bfa_fcs_get_base_port(port->fcs))), | |
3707 | strlen((char *) & | |
3708 | bfa_fcs_lport_get_psym_name(bfa_fcs_get_base_port | |
3709 | (port->fcs)))); | |
3710 | ||
3711 | /* Ensure we have a null terminating string. */ | |
3712 | ((char *)psymbl)[strlen((char *) & | |
3713 | bfa_fcs_lport_get_psym_name(bfa_fcs_get_base_port | |
3714 | (port->fcs)))] = 0; | |
3715 | strncat((char *)psymbl, | |
3716 | (char *) &(bfa_fcs_lport_get_psym_name(port)), | |
3717 | strlen((char *) &bfa_fcs_lport_get_psym_name(port))); | |
3718 | } else { | |
3719 | psymbl = (u8 *) &(bfa_fcs_lport_get_psym_name(port)); | |
3720 | } | |
3721 | ||
3722 | len = fc_rspnid_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), | |
3723 | bfa_fcs_lport_get_fcid(port), 0, psymbl); | |
3724 | ||
3725 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, | |
3726 | FC_CLASS_3, len, &fchs, | |
3727 | bfa_fcs_lport_ns_rspn_id_response, (void *)ns, | |
3728 | FC_MAX_PDUSZ, FC_FCCT_TOV); | |
3729 | ||
3730 | port->stats.ns_rspnid_sent++; | |
3731 | ||
3732 | bfa_sm_send_event(ns, NSSM_EVENT_RSPNID_SENT); | |
3733 | } | |
3734 | ||
3735 | static void | |
3736 | bfa_fcs_lport_ns_rspn_id_response(void *fcsarg, struct bfa_fcxp_s *fcxp, | |
3737 | void *cbarg, bfa_status_t req_status, | |
3738 | u32 rsp_len, u32 resid_len, | |
3739 | struct fchs_s *rsp_fchs) | |
3740 | { | |
3741 | struct bfa_fcs_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) cbarg; | |
3742 | struct bfa_fcs_lport_s *port = ns->port; | |
3743 | struct ct_hdr_s *cthdr = NULL; | |
3744 | ||
3745 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
3746 | ||
3747 | /* | |
3748 | * Sanity Checks | |
3749 | */ | |
3750 | if (req_status != BFA_STATUS_OK) { | |
3751 | bfa_trc(port->fcs, req_status); | |
3752 | port->stats.ns_rspnid_rsp_err++; | |
3753 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); | |
3754 | return; | |
3755 | } | |
3756 | ||
3757 | cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); | |
ba816ea8 | 3758 | cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code); |
a36c61f9 KG |
3759 | |
3760 | if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { | |
3761 | port->stats.ns_rspnid_accepts++; | |
3762 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK); | |
3763 | return; | |
3764 | } | |
3765 | ||
3766 | port->stats.ns_rspnid_rejects++; | |
3767 | bfa_trc(port->fcs, cthdr->reason_code); | |
3768 | bfa_trc(port->fcs, cthdr->exp_code); | |
3769 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); | |
3770 | } | |
3771 | ||
5fbe25c7 | 3772 | /* |
a36c61f9 KG |
3773 | * Register FC4-Types |
3774 | */ | |
3775 | static void | |
3776 | bfa_fcs_lport_ns_send_rft_id(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced) | |
3777 | { | |
3778 | struct bfa_fcs_lport_ns_s *ns = ns_cbarg; | |
3779 | struct bfa_fcs_lport_s *port = ns->port; | |
3780 | struct fchs_s fchs; | |
3781 | int len; | |
3782 | struct bfa_fcxp_s *fcxp; | |
3783 | ||
3784 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
3785 | ||
3786 | fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); | |
3787 | if (!fcxp) { | |
3788 | port->stats.ns_rftid_alloc_wait++; | |
3789 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe, | |
3790 | bfa_fcs_lport_ns_send_rft_id, ns); | |
3791 | return; | |
3792 | } | |
3793 | ns->fcxp = fcxp; | |
3794 | ||
3795 | len = fc_rftid_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), | |
3796 | bfa_fcs_lport_get_fcid(port), 0, port->port_cfg.roles); | |
3797 | ||
3798 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, | |
3799 | FC_CLASS_3, len, &fchs, | |
3800 | bfa_fcs_lport_ns_rft_id_response, (void *)ns, | |
3801 | FC_MAX_PDUSZ, FC_FCCT_TOV); | |
3802 | ||
3803 | port->stats.ns_rftid_sent++; | |
3804 | bfa_sm_send_event(ns, NSSM_EVENT_RFTID_SENT); | |
3805 | } | |
3806 | ||
3807 | static void | |
3808 | bfa_fcs_lport_ns_rft_id_response(void *fcsarg, struct bfa_fcxp_s *fcxp, | |
3809 | void *cbarg, bfa_status_t req_status, | |
3810 | u32 rsp_len, u32 resid_len, | |
3811 | struct fchs_s *rsp_fchs) | |
3812 | { | |
3813 | struct bfa_fcs_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) cbarg; | |
3814 | struct bfa_fcs_lport_s *port = ns->port; | |
3815 | struct ct_hdr_s *cthdr = NULL; | |
3816 | ||
3817 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
3818 | ||
3819 | /* | |
3820 | * Sanity Checks | |
3821 | */ | |
3822 | if (req_status != BFA_STATUS_OK) { | |
3823 | bfa_trc(port->fcs, req_status); | |
3824 | port->stats.ns_rftid_rsp_err++; | |
3825 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); | |
3826 | return; | |
3827 | } | |
3828 | ||
3829 | cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); | |
ba816ea8 | 3830 | cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code); |
a36c61f9 KG |
3831 | |
3832 | if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { | |
3833 | port->stats.ns_rftid_accepts++; | |
3834 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK); | |
3835 | return; | |
3836 | } | |
3837 | ||
3838 | port->stats.ns_rftid_rejects++; | |
3839 | bfa_trc(port->fcs, cthdr->reason_code); | |
3840 | bfa_trc(port->fcs, cthdr->exp_code); | |
3841 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); | |
3842 | } | |
3843 | ||
5fbe25c7 | 3844 | /* |
a36c61f9 KG |
3845 | * Register FC4-Features : Should be done after RFT_ID |
3846 | */ | |
3847 | static void | |
3848 | bfa_fcs_lport_ns_send_rff_id(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced) | |
3849 | { | |
3850 | struct bfa_fcs_lport_ns_s *ns = ns_cbarg; | |
3851 | struct bfa_fcs_lport_s *port = ns->port; | |
3852 | struct fchs_s fchs; | |
3853 | int len; | |
3854 | struct bfa_fcxp_s *fcxp; | |
3855 | u8 fc4_ftrs = 0; | |
3856 | ||
3857 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
3858 | ||
3859 | fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); | |
3860 | if (!fcxp) { | |
3861 | port->stats.ns_rffid_alloc_wait++; | |
3862 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe, | |
3863 | bfa_fcs_lport_ns_send_rff_id, ns); | |
3864 | return; | |
3865 | } | |
3866 | ns->fcxp = fcxp; | |
3867 | ||
3868 | if (BFA_FCS_VPORT_IS_INITIATOR_MODE(ns->port)) | |
3869 | fc4_ftrs = FC_GS_FCP_FC4_FEATURE_INITIATOR; | |
3870 | ||
3871 | len = fc_rffid_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), | |
3872 | bfa_fcs_lport_get_fcid(port), 0, | |
3873 | FC_TYPE_FCP, fc4_ftrs); | |
3874 | ||
3875 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, | |
3876 | FC_CLASS_3, len, &fchs, | |
3877 | bfa_fcs_lport_ns_rff_id_response, (void *)ns, | |
3878 | FC_MAX_PDUSZ, FC_FCCT_TOV); | |
3879 | ||
3880 | port->stats.ns_rffid_sent++; | |
3881 | bfa_sm_send_event(ns, NSSM_EVENT_RFFID_SENT); | |
3882 | } | |
3883 | ||
3884 | static void | |
3885 | bfa_fcs_lport_ns_rff_id_response(void *fcsarg, struct bfa_fcxp_s *fcxp, | |
3886 | void *cbarg, bfa_status_t req_status, | |
3887 | u32 rsp_len, u32 resid_len, | |
3888 | struct fchs_s *rsp_fchs) | |
3889 | { | |
3890 | struct bfa_fcs_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) cbarg; | |
3891 | struct bfa_fcs_lport_s *port = ns->port; | |
3892 | struct ct_hdr_s *cthdr = NULL; | |
3893 | ||
3894 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
3895 | ||
3896 | /* | |
3897 | * Sanity Checks | |
3898 | */ | |
3899 | if (req_status != BFA_STATUS_OK) { | |
3900 | bfa_trc(port->fcs, req_status); | |
3901 | port->stats.ns_rffid_rsp_err++; | |
3902 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); | |
3903 | return; | |
3904 | } | |
3905 | ||
3906 | cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); | |
ba816ea8 | 3907 | cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code); |
a36c61f9 KG |
3908 | |
3909 | if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { | |
3910 | port->stats.ns_rffid_accepts++; | |
3911 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK); | |
3912 | return; | |
3913 | } | |
3914 | ||
3915 | port->stats.ns_rffid_rejects++; | |
3916 | bfa_trc(port->fcs, cthdr->reason_code); | |
3917 | bfa_trc(port->fcs, cthdr->exp_code); | |
3918 | ||
3919 | if (cthdr->reason_code == CT_RSN_NOT_SUPP) { | |
3920 | /* if this command is not supported, we don't retry */ | |
3921 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK); | |
3922 | } else | |
3923 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); | |
3924 | } | |
5fbe25c7 | 3925 | /* |
a36c61f9 KG |
3926 | * Query Fabric for FC4-Types Devices. |
3927 | * | |
3928 | * TBD : Need to use a local (FCS private) response buffer, since the response | |
3929 | * can be larger than 2K. | |
3930 | */ | |
3931 | static void | |
3932 | bfa_fcs_lport_ns_send_gid_ft(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced) | |
3933 | { | |
3934 | struct bfa_fcs_lport_ns_s *ns = ns_cbarg; | |
3935 | struct bfa_fcs_lport_s *port = ns->port; | |
3936 | struct fchs_s fchs; | |
3937 | int len; | |
3938 | struct bfa_fcxp_s *fcxp; | |
3939 | ||
3940 | bfa_trc(port->fcs, port->pid); | |
3941 | ||
3942 | fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); | |
3943 | if (!fcxp) { | |
3944 | port->stats.ns_gidft_alloc_wait++; | |
3945 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe, | |
3946 | bfa_fcs_lport_ns_send_gid_ft, ns); | |
3947 | return; | |
3948 | } | |
3949 | ns->fcxp = fcxp; | |
3950 | ||
3951 | /* | |
3952 | * This query is only initiated for FCP initiator mode. | |
3953 | */ | |
3954 | len = fc_gid_ft_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), | |
3955 | ns->port->pid, FC_TYPE_FCP); | |
3956 | ||
3957 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, | |
3958 | FC_CLASS_3, len, &fchs, | |
3959 | bfa_fcs_lport_ns_gid_ft_response, (void *)ns, | |
3960 | bfa_fcxp_get_maxrsp(port->fcs->bfa), FC_FCCT_TOV); | |
3961 | ||
3962 | port->stats.ns_gidft_sent++; | |
3963 | ||
3964 | bfa_sm_send_event(ns, NSSM_EVENT_GIDFT_SENT); | |
3965 | } | |
3966 | ||
3967 | static void | |
3968 | bfa_fcs_lport_ns_gid_ft_response(void *fcsarg, struct bfa_fcxp_s *fcxp, | |
3969 | void *cbarg, bfa_status_t req_status, | |
3970 | u32 rsp_len, u32 resid_len, | |
3971 | struct fchs_s *rsp_fchs) | |
3972 | { | |
3973 | struct bfa_fcs_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) cbarg; | |
3974 | struct bfa_fcs_lport_s *port = ns->port; | |
3975 | struct ct_hdr_s *cthdr = NULL; | |
3976 | u32 n_pids; | |
3977 | ||
3978 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
3979 | ||
3980 | /* | |
3981 | * Sanity Checks | |
3982 | */ | |
3983 | if (req_status != BFA_STATUS_OK) { | |
3984 | bfa_trc(port->fcs, req_status); | |
3985 | port->stats.ns_gidft_rsp_err++; | |
3986 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); | |
3987 | return; | |
3988 | } | |
3989 | ||
3990 | if (resid_len != 0) { | |
3991 | /* | |
3992 | * TBD : we will need to allocate a larger buffer & retry the | |
3993 | * command | |
3994 | */ | |
3995 | bfa_trc(port->fcs, rsp_len); | |
3996 | bfa_trc(port->fcs, resid_len); | |
3997 | return; | |
3998 | } | |
3999 | ||
4000 | cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); | |
ba816ea8 | 4001 | cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code); |
a36c61f9 KG |
4002 | |
4003 | switch (cthdr->cmd_rsp_code) { | |
4004 | ||
4005 | case CT_RSP_ACCEPT: | |
4006 | ||
4007 | port->stats.ns_gidft_accepts++; | |
4008 | n_pids = (fc_get_ctresp_pyld_len(rsp_len) / sizeof(u32)); | |
4009 | bfa_trc(port->fcs, n_pids); | |
4010 | bfa_fcs_lport_ns_process_gidft_pids(port, | |
4011 | (u32 *) (cthdr + 1), | |
4012 | n_pids); | |
4013 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK); | |
4014 | break; | |
4015 | ||
4016 | case CT_RSP_REJECT: | |
4017 | ||
4018 | /* | |
4019 | * Check the reason code & explanation. | |
4020 | * There may not have been any FC4 devices in the fabric | |
4021 | */ | |
4022 | port->stats.ns_gidft_rejects++; | |
4023 | bfa_trc(port->fcs, cthdr->reason_code); | |
4024 | bfa_trc(port->fcs, cthdr->exp_code); | |
4025 | ||
4026 | if ((cthdr->reason_code == CT_RSN_UNABLE_TO_PERF) | |
4027 | && (cthdr->exp_code == CT_NS_EXP_FT_NOT_REG)) { | |
4028 | ||
4029 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK); | |
4030 | } else { | |
4031 | /* | |
4032 | * for all other errors, retry | |
4033 | */ | |
4034 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); | |
4035 | } | |
4036 | break; | |
4037 | ||
4038 | default: | |
4039 | port->stats.ns_gidft_unknown_rsp++; | |
4040 | bfa_trc(port->fcs, cthdr->cmd_rsp_code); | |
4041 | bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR); | |
4042 | } | |
4043 | } | |
4044 | ||
5fbe25c7 | 4045 | /* |
a36c61f9 KG |
4046 | * This routine will be called by bfa_timer on timer timeouts. |
4047 | * | |
4048 | * param[in] port - pointer to bfa_fcs_lport_t. | |
4049 | * | |
4050 | * return | |
4051 | * void | |
4052 | * | |
4053 | * Special Considerations: | |
4054 | * | |
4055 | * note | |
4056 | */ | |
4057 | static void | |
4058 | bfa_fcs_lport_ns_timeout(void *arg) | |
4059 | { | |
4060 | struct bfa_fcs_lport_ns_s *ns = (struct bfa_fcs_lport_ns_s *) arg; | |
4061 | ||
4062 | ns->port->stats.ns_timeouts++; | |
4063 | bfa_sm_send_event(ns, NSSM_EVENT_TIMEOUT); | |
4064 | } | |
4065 | ||
4066 | /* | |
4067 | * Process the PID list in GID_FT response | |
4068 | */ | |
4069 | static void | |
4070 | bfa_fcs_lport_ns_process_gidft_pids(struct bfa_fcs_lport_s *port, u32 *pid_buf, | |
4071 | u32 n_pids) | |
4072 | { | |
4073 | struct fcgs_gidft_resp_s *gidft_entry; | |
4074 | struct bfa_fcs_rport_s *rport; | |
4075 | u32 ii; | |
4076 | ||
4077 | for (ii = 0; ii < n_pids; ii++) { | |
4078 | gidft_entry = (struct fcgs_gidft_resp_s *) &pid_buf[ii]; | |
4079 | ||
4080 | if (gidft_entry->pid == port->pid) | |
4081 | continue; | |
4082 | ||
4083 | /* | |
4084 | * Check if this rport already exists | |
4085 | */ | |
4086 | rport = bfa_fcs_lport_get_rport_by_pid(port, gidft_entry->pid); | |
4087 | if (rport == NULL) { | |
4088 | /* | |
4089 | * this is a new device. create rport | |
4090 | */ | |
4091 | rport = bfa_fcs_rport_create(port, gidft_entry->pid); | |
4092 | } else { | |
4093 | /* | |
4094 | * this rport already exists | |
4095 | */ | |
4096 | bfa_fcs_rport_scn(rport); | |
4097 | } | |
4098 | ||
4099 | bfa_trc(port->fcs, gidft_entry->pid); | |
4100 | ||
4101 | /* | |
4102 | * if the last entry bit is set, bail out. | |
4103 | */ | |
4104 | if (gidft_entry->last) | |
4105 | return; | |
4106 | } | |
4107 | } | |
4108 | ||
5fbe25c7 | 4109 | /* |
a36c61f9 KG |
4110 | * fcs_ns_public FCS nameserver public interfaces |
4111 | */ | |
4112 | ||
4113 | /* | |
4114 | * Functions called by port/fab. | |
4115 | * These will send relevant Events to the ns state machine. | |
4116 | */ | |
4117 | void | |
4118 | bfa_fcs_lport_ns_init(struct bfa_fcs_lport_s *port) | |
4119 | { | |
4120 | struct bfa_fcs_lport_ns_s *ns = BFA_FCS_GET_NS_FROM_PORT(port); | |
4121 | ||
4122 | ns->port = port; | |
4123 | bfa_sm_set_state(ns, bfa_fcs_lport_ns_sm_offline); | |
4124 | } | |
4125 | ||
4126 | void | |
4127 | bfa_fcs_lport_ns_offline(struct bfa_fcs_lport_s *port) | |
4128 | { | |
4129 | struct bfa_fcs_lport_ns_s *ns = BFA_FCS_GET_NS_FROM_PORT(port); | |
4130 | ||
4131 | ns->port = port; | |
4132 | bfa_sm_send_event(ns, NSSM_EVENT_PORT_OFFLINE); | |
4133 | } | |
4134 | ||
4135 | void | |
4136 | bfa_fcs_lport_ns_online(struct bfa_fcs_lport_s *port) | |
4137 | { | |
4138 | struct bfa_fcs_lport_ns_s *ns = BFA_FCS_GET_NS_FROM_PORT(port); | |
4139 | ||
4140 | ns->port = port; | |
4141 | bfa_sm_send_event(ns, NSSM_EVENT_PORT_ONLINE); | |
4142 | } | |
4143 | ||
4144 | void | |
4145 | bfa_fcs_lport_ns_query(struct bfa_fcs_lport_s *port) | |
4146 | { | |
4147 | struct bfa_fcs_lport_ns_s *ns = BFA_FCS_GET_NS_FROM_PORT(port); | |
4148 | ||
4149 | bfa_trc(port->fcs, port->pid); | |
4150 | bfa_sm_send_event(ns, NSSM_EVENT_NS_QUERY); | |
4151 | } | |
4152 | ||
52f94b6f | 4153 | static void |
a36c61f9 KG |
4154 | bfa_fcs_lport_ns_boot_target_disc(bfa_fcs_lport_t *port) |
4155 | { | |
4156 | ||
4157 | struct bfa_fcs_rport_s *rport; | |
4158 | u8 nwwns; | |
4159 | wwn_t wwns[BFA_PREBOOT_BOOTLUN_MAX]; | |
4160 | int ii; | |
4161 | ||
4162 | bfa_iocfc_get_bootwwns(port->fcs->bfa, &nwwns, wwns); | |
4163 | ||
4164 | for (ii = 0 ; ii < nwwns; ++ii) { | |
4165 | rport = bfa_fcs_rport_create_by_wwn(port, wwns[ii]); | |
4166 | bfa_assert(rport); | |
4167 | } | |
4168 | } | |
4169 | ||
5fbe25c7 | 4170 | /* |
a36c61f9 KG |
4171 | * FCS SCN |
4172 | */ | |
4173 | ||
4174 | #define FC_QOS_RSCN_EVENT 0x0c | |
4175 | #define FC_FABRIC_NAME_RSCN_EVENT 0x0d | |
4176 | ||
4177 | /* | |
4178 | * forward declarations | |
4179 | */ | |
4180 | static void bfa_fcs_lport_scn_send_scr(void *scn_cbarg, | |
4181 | struct bfa_fcxp_s *fcxp_alloced); | |
4182 | static void bfa_fcs_lport_scn_scr_response(void *fcsarg, | |
4183 | struct bfa_fcxp_s *fcxp, | |
4184 | void *cbarg, | |
4185 | bfa_status_t req_status, | |
4186 | u32 rsp_len, | |
4187 | u32 resid_len, | |
4188 | struct fchs_s *rsp_fchs); | |
4189 | static void bfa_fcs_lport_scn_send_ls_acc(struct bfa_fcs_lport_s *port, | |
4190 | struct fchs_s *rx_fchs); | |
4191 | static void bfa_fcs_lport_scn_timeout(void *arg); | |
4192 | ||
5fbe25c7 | 4193 | /* |
a36c61f9 KG |
4194 | * fcs_scm_sm FCS SCN state machine |
4195 | */ | |
4196 | ||
5fbe25c7 | 4197 | /* |
a36c61f9 KG |
4198 | * VPort SCN State Machine events |
4199 | */ | |
4200 | enum port_scn_event { | |
4201 | SCNSM_EVENT_PORT_ONLINE = 1, | |
4202 | SCNSM_EVENT_PORT_OFFLINE = 2, | |
4203 | SCNSM_EVENT_RSP_OK = 3, | |
4204 | SCNSM_EVENT_RSP_ERROR = 4, | |
4205 | SCNSM_EVENT_TIMEOUT = 5, | |
4206 | SCNSM_EVENT_SCR_SENT = 6, | |
4207 | }; | |
4208 | ||
4209 | static void bfa_fcs_lport_scn_sm_offline(struct bfa_fcs_lport_scn_s *scn, | |
4210 | enum port_scn_event event); | |
4211 | static void bfa_fcs_lport_scn_sm_sending_scr( | |
4212 | struct bfa_fcs_lport_scn_s *scn, | |
4213 | enum port_scn_event event); | |
4214 | static void bfa_fcs_lport_scn_sm_scr(struct bfa_fcs_lport_scn_s *scn, | |
4215 | enum port_scn_event event); | |
4216 | static void bfa_fcs_lport_scn_sm_scr_retry(struct bfa_fcs_lport_scn_s *scn, | |
4217 | enum port_scn_event event); | |
4218 | static void bfa_fcs_lport_scn_sm_online(struct bfa_fcs_lport_scn_s *scn, | |
4219 | enum port_scn_event event); | |
4220 | ||
5fbe25c7 | 4221 | /* |
a36c61f9 KG |
4222 | * Starting state - awaiting link up. |
4223 | */ | |
4224 | static void | |
4225 | bfa_fcs_lport_scn_sm_offline(struct bfa_fcs_lport_scn_s *scn, | |
4226 | enum port_scn_event event) | |
4227 | { | |
4228 | switch (event) { | |
4229 | case SCNSM_EVENT_PORT_ONLINE: | |
4230 | bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_sending_scr); | |
4231 | bfa_fcs_lport_scn_send_scr(scn, NULL); | |
4232 | break; | |
4233 | ||
4234 | case SCNSM_EVENT_PORT_OFFLINE: | |
4235 | break; | |
4236 | ||
4237 | default: | |
4238 | bfa_sm_fault(scn->port->fcs, event); | |
4239 | } | |
4240 | } | |
4241 | ||
4242 | static void | |
4243 | bfa_fcs_lport_scn_sm_sending_scr(struct bfa_fcs_lport_scn_s *scn, | |
4244 | enum port_scn_event event) | |
4245 | { | |
4246 | switch (event) { | |
4247 | case SCNSM_EVENT_SCR_SENT: | |
4248 | bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_scr); | |
4249 | break; | |
4250 | ||
4251 | case SCNSM_EVENT_PORT_OFFLINE: | |
4252 | bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_offline); | |
4253 | bfa_fcxp_walloc_cancel(scn->port->fcs->bfa, &scn->fcxp_wqe); | |
4254 | break; | |
4255 | ||
4256 | default: | |
4257 | bfa_sm_fault(scn->port->fcs, event); | |
4258 | } | |
4259 | } | |
4260 | ||
4261 | static void | |
4262 | bfa_fcs_lport_scn_sm_scr(struct bfa_fcs_lport_scn_s *scn, | |
4263 | enum port_scn_event event) | |
4264 | { | |
4265 | struct bfa_fcs_lport_s *port = scn->port; | |
4266 | ||
4267 | switch (event) { | |
4268 | case SCNSM_EVENT_RSP_OK: | |
4269 | bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_online); | |
4270 | break; | |
4271 | ||
4272 | case SCNSM_EVENT_RSP_ERROR: | |
4273 | bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_scr_retry); | |
4274 | bfa_timer_start(port->fcs->bfa, &scn->timer, | |
4275 | bfa_fcs_lport_scn_timeout, scn, | |
4276 | BFA_FCS_RETRY_TIMEOUT); | |
4277 | break; | |
4278 | ||
4279 | case SCNSM_EVENT_PORT_OFFLINE: | |
4280 | bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_offline); | |
4281 | bfa_fcxp_discard(scn->fcxp); | |
4282 | break; | |
4283 | ||
4284 | default: | |
4285 | bfa_sm_fault(port->fcs, event); | |
4286 | } | |
4287 | } | |
4288 | ||
4289 | static void | |
4290 | bfa_fcs_lport_scn_sm_scr_retry(struct bfa_fcs_lport_scn_s *scn, | |
4291 | enum port_scn_event event) | |
4292 | { | |
4293 | switch (event) { | |
4294 | case SCNSM_EVENT_TIMEOUT: | |
4295 | bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_sending_scr); | |
4296 | bfa_fcs_lport_scn_send_scr(scn, NULL); | |
4297 | break; | |
4298 | ||
4299 | case SCNSM_EVENT_PORT_OFFLINE: | |
4300 | bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_offline); | |
4301 | bfa_timer_stop(&scn->timer); | |
4302 | break; | |
4303 | ||
4304 | default: | |
4305 | bfa_sm_fault(scn->port->fcs, event); | |
4306 | } | |
4307 | } | |
4308 | ||
4309 | static void | |
4310 | bfa_fcs_lport_scn_sm_online(struct bfa_fcs_lport_scn_s *scn, | |
4311 | enum port_scn_event event) | |
4312 | { | |
4313 | switch (event) { | |
4314 | case SCNSM_EVENT_PORT_OFFLINE: | |
4315 | bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_offline); | |
4316 | break; | |
4317 | ||
4318 | default: | |
4319 | bfa_sm_fault(scn->port->fcs, event); | |
4320 | } | |
4321 | } | |
4322 | ||
4323 | ||
4324 | ||
5fbe25c7 | 4325 | /* |
a36c61f9 KG |
4326 | * fcs_scn_private FCS SCN private functions |
4327 | */ | |
4328 | ||
5fbe25c7 | 4329 | /* |
a36c61f9 KG |
4330 | * This routine will be called to send a SCR command. |
4331 | */ | |
4332 | static void | |
4333 | bfa_fcs_lport_scn_send_scr(void *scn_cbarg, struct bfa_fcxp_s *fcxp_alloced) | |
4334 | { | |
4335 | struct bfa_fcs_lport_scn_s *scn = scn_cbarg; | |
4336 | struct bfa_fcs_lport_s *port = scn->port; | |
4337 | struct fchs_s fchs; | |
4338 | int len; | |
4339 | struct bfa_fcxp_s *fcxp; | |
4340 | ||
4341 | bfa_trc(port->fcs, port->pid); | |
4342 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
4343 | ||
4344 | fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); | |
4345 | if (!fcxp) { | |
4346 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &scn->fcxp_wqe, | |
4347 | bfa_fcs_lport_scn_send_scr, scn); | |
4348 | return; | |
4349 | } | |
4350 | scn->fcxp = fcxp; | |
4351 | ||
4352 | /* Handle VU registrations for Base port only */ | |
4353 | if ((!port->vport) && bfa_ioc_get_fcmode(&port->fcs->bfa->ioc)) { | |
4354 | len = fc_scr_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), | |
4355 | bfa_lps_is_brcd_fabric(port->fabric->lps), | |
4356 | port->pid, 0); | |
4357 | } else { | |
4358 | len = fc_scr_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), | |
4359 | BFA_FALSE, | |
4360 | port->pid, 0); | |
4361 | } | |
4362 | ||
4363 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, | |
4364 | FC_CLASS_3, len, &fchs, | |
4365 | bfa_fcs_lport_scn_scr_response, | |
4366 | (void *)scn, FC_MAX_PDUSZ, FC_ELS_TOV); | |
4367 | ||
4368 | bfa_sm_send_event(scn, SCNSM_EVENT_SCR_SENT); | |
4369 | } | |
4370 | ||
4371 | static void | |
4372 | bfa_fcs_lport_scn_scr_response(void *fcsarg, struct bfa_fcxp_s *fcxp, | |
4373 | void *cbarg, bfa_status_t req_status, u32 rsp_len, | |
4374 | u32 resid_len, struct fchs_s *rsp_fchs) | |
4375 | { | |
4376 | struct bfa_fcs_lport_scn_s *scn = (struct bfa_fcs_lport_scn_s *) cbarg; | |
4377 | struct bfa_fcs_lport_s *port = scn->port; | |
4378 | struct fc_els_cmd_s *els_cmd; | |
4379 | struct fc_ls_rjt_s *ls_rjt; | |
4380 | ||
4381 | bfa_trc(port->fcs, port->port_cfg.pwwn); | |
4382 | ||
4383 | /* | |
4384 | * Sanity Checks | |
4385 | */ | |
4386 | if (req_status != BFA_STATUS_OK) { | |
4387 | bfa_trc(port->fcs, req_status); | |
4388 | bfa_sm_send_event(scn, SCNSM_EVENT_RSP_ERROR); | |
4389 | return; | |
4390 | } | |
4391 | ||
4392 | els_cmd = (struct fc_els_cmd_s *) BFA_FCXP_RSP_PLD(fcxp); | |
4393 | ||
4394 | switch (els_cmd->els_code) { | |
4395 | ||
4396 | case FC_ELS_ACC: | |
4397 | bfa_sm_send_event(scn, SCNSM_EVENT_RSP_OK); | |
4398 | break; | |
4399 | ||
4400 | case FC_ELS_LS_RJT: | |
4401 | ||
4402 | ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp); | |
4403 | ||
4404 | bfa_trc(port->fcs, ls_rjt->reason_code); | |
4405 | bfa_trc(port->fcs, ls_rjt->reason_code_expl); | |
4406 | ||
4407 | bfa_sm_send_event(scn, SCNSM_EVENT_RSP_ERROR); | |
4408 | break; | |
4409 | ||
4410 | default: | |
4411 | bfa_sm_send_event(scn, SCNSM_EVENT_RSP_ERROR); | |
4412 | } | |
4413 | } | |
4414 | ||
4415 | /* | |
4416 | * Send a LS Accept | |
4417 | */ | |
4418 | static void | |
4419 | bfa_fcs_lport_scn_send_ls_acc(struct bfa_fcs_lport_s *port, | |
4420 | struct fchs_s *rx_fchs) | |
4421 | { | |
4422 | struct fchs_s fchs; | |
4423 | struct bfa_fcxp_s *fcxp; | |
4424 | struct bfa_rport_s *bfa_rport = NULL; | |
4425 | int len; | |
4426 | ||
4427 | bfa_trc(port->fcs, rx_fchs->s_id); | |
4428 | ||
4429 | fcxp = bfa_fcs_fcxp_alloc(port->fcs); | |
4430 | if (!fcxp) | |
4431 | return; | |
4432 | ||
4433 | len = fc_ls_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), | |
4434 | rx_fchs->s_id, bfa_fcs_lport_get_fcid(port), | |
4435 | rx_fchs->ox_id); | |
4436 | ||
4437 | bfa_fcxp_send(fcxp, bfa_rport, port->fabric->vf_id, port->lp_tag, | |
4438 | BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL, | |
4439 | FC_MAX_PDUSZ, 0); | |
4440 | } | |
4441 | ||
5fbe25c7 | 4442 | /* |
a36c61f9 KG |
4443 | * This routine will be called by bfa_timer on timer timeouts. |
4444 | * | |
4445 | * param[in] vport - pointer to bfa_fcs_lport_t. | |
4446 | * param[out] vport_status - pointer to return vport status in | |
4447 | * | |
4448 | * return | |
4449 | * void | |
4450 | * | |
4451 | * Special Considerations: | |
4452 | * | |
4453 | * note | |
4454 | */ | |
4455 | static void | |
4456 | bfa_fcs_lport_scn_timeout(void *arg) | |
4457 | { | |
4458 | struct bfa_fcs_lport_scn_s *scn = (struct bfa_fcs_lport_scn_s *) arg; | |
4459 | ||
4460 | bfa_sm_send_event(scn, SCNSM_EVENT_TIMEOUT); | |
4461 | } | |
4462 | ||
4463 | ||
4464 | ||
5fbe25c7 | 4465 | /* |
a36c61f9 KG |
4466 | * fcs_scn_public FCS state change notification public interfaces |
4467 | */ | |
4468 | ||
4469 | /* | |
4470 | * Functions called by port/fab | |
4471 | */ | |
4472 | void | |
4473 | bfa_fcs_lport_scn_init(struct bfa_fcs_lport_s *port) | |
4474 | { | |
4475 | struct bfa_fcs_lport_scn_s *scn = BFA_FCS_GET_SCN_FROM_PORT(port); | |
4476 | ||
4477 | scn->port = port; | |
4478 | bfa_sm_set_state(scn, bfa_fcs_lport_scn_sm_offline); | |
4479 | } | |
4480 | ||
4481 | void | |
4482 | bfa_fcs_lport_scn_offline(struct bfa_fcs_lport_s *port) | |
4483 | { | |
4484 | struct bfa_fcs_lport_scn_s *scn = BFA_FCS_GET_SCN_FROM_PORT(port); | |
4485 | ||
4486 | scn->port = port; | |
4487 | bfa_sm_send_event(scn, SCNSM_EVENT_PORT_OFFLINE); | |
4488 | } | |
4489 | ||
4490 | void | |
4491 | bfa_fcs_lport_scn_online(struct bfa_fcs_lport_s *port) | |
4492 | { | |
4493 | struct bfa_fcs_lport_scn_s *scn = BFA_FCS_GET_SCN_FROM_PORT(port); | |
4494 | ||
4495 | scn->port = port; | |
4496 | bfa_sm_send_event(scn, SCNSM_EVENT_PORT_ONLINE); | |
4497 | } | |
4498 | ||
4499 | static void | |
4500 | bfa_fcs_lport_scn_portid_rscn(struct bfa_fcs_lport_s *port, u32 rpid) | |
4501 | { | |
4502 | struct bfa_fcs_rport_s *rport; | |
4503 | ||
4504 | bfa_trc(port->fcs, rpid); | |
4505 | ||
5fbe25c7 | 4506 | /* |
a36c61f9 KG |
4507 | * If this is an unknown device, then it just came online. |
4508 | * Otherwise let rport handle the RSCN event. | |
4509 | */ | |
4510 | rport = bfa_fcs_lport_get_rport_by_pid(port, rpid); | |
4511 | if (rport == NULL) { | |
4512 | /* | |
4513 | * If min cfg mode is enabled, we donot need to | |
4514 | * discover any new rports. | |
4515 | */ | |
4516 | if (!__fcs_min_cfg(port->fcs)) | |
4517 | rport = bfa_fcs_rport_create(port, rpid); | |
4518 | } else | |
4519 | bfa_fcs_rport_scn(rport); | |
4520 | } | |
4521 | ||
5fbe25c7 | 4522 | /* |
a36c61f9 KG |
4523 | * rscn format based PID comparison |
4524 | */ | |
4525 | #define __fc_pid_match(__c0, __c1, __fmt) \ | |
4526 | (((__fmt) == FC_RSCN_FORMAT_FABRIC) || \ | |
4527 | (((__fmt) == FC_RSCN_FORMAT_DOMAIN) && \ | |
4528 | ((__c0)[0] == (__c1)[0])) || \ | |
4529 | (((__fmt) == FC_RSCN_FORMAT_AREA) && \ | |
4530 | ((__c0)[0] == (__c1)[0]) && \ | |
4531 | ((__c0)[1] == (__c1)[1]))) | |
4532 | ||
4533 | static void | |
4534 | bfa_fcs_lport_scn_multiport_rscn(struct bfa_fcs_lport_s *port, | |
4535 | enum fc_rscn_format format, | |
4536 | u32 rscn_pid) | |
4537 | { | |
4538 | struct bfa_fcs_rport_s *rport; | |
4539 | struct list_head *qe, *qe_next; | |
4540 | u8 *c0, *c1; | |
4541 | ||
4542 | bfa_trc(port->fcs, format); | |
4543 | bfa_trc(port->fcs, rscn_pid); | |
4544 | ||
4545 | c0 = (u8 *) &rscn_pid; | |
4546 | ||
4547 | list_for_each_safe(qe, qe_next, &port->rport_q) { | |
4548 | rport = (struct bfa_fcs_rport_s *) qe; | |
4549 | c1 = (u8 *) &rport->pid; | |
4550 | if (__fc_pid_match(c0, c1, format)) | |
4551 | bfa_fcs_rport_scn(rport); | |
4552 | } | |
4553 | } | |
4554 | ||
4555 | ||
4556 | void | |
4557 | bfa_fcs_lport_scn_process_rscn(struct bfa_fcs_lport_s *port, | |
4558 | struct fchs_s *fchs, u32 len) | |
4559 | { | |
4560 | struct fc_rscn_pl_s *rscn = (struct fc_rscn_pl_s *) (fchs + 1); | |
4561 | int num_entries; | |
4562 | u32 rscn_pid; | |
4563 | bfa_boolean_t nsquery = BFA_FALSE, found; | |
4564 | int i = 0, j; | |
4565 | ||
4566 | num_entries = | |
ba816ea8 | 4567 | (be16_to_cpu(rscn->payldlen) - |
a36c61f9 KG |
4568 | sizeof(u32)) / sizeof(rscn->event[0]); |
4569 | ||
4570 | bfa_trc(port->fcs, num_entries); | |
4571 | ||
4572 | port->stats.num_rscn++; | |
4573 | ||
4574 | bfa_fcs_lport_scn_send_ls_acc(port, fchs); | |
4575 | ||
4576 | for (i = 0; i < num_entries; i++) { | |
4577 | rscn_pid = rscn->event[i].portid; | |
4578 | ||
4579 | bfa_trc(port->fcs, rscn->event[i].format); | |
4580 | bfa_trc(port->fcs, rscn_pid); | |
4581 | ||
4582 | /* check for duplicate entries in the list */ | |
4583 | found = BFA_FALSE; | |
4584 | for (j = 0; j < i; j++) { | |
4585 | if (rscn->event[j].portid == rscn_pid) { | |
4586 | found = BFA_TRUE; | |
4587 | break; | |
4588 | } | |
4589 | } | |
4590 | ||
4591 | /* if found in down the list, pid has been already processed */ | |
4592 | if (found) { | |
4593 | bfa_trc(port->fcs, rscn_pid); | |
4594 | continue; | |
4595 | } | |
4596 | ||
4597 | switch (rscn->event[i].format) { | |
4598 | case FC_RSCN_FORMAT_PORTID: | |
4599 | if (rscn->event[i].qualifier == FC_QOS_RSCN_EVENT) { | |
4600 | /* | |
4601 | * Ignore this event. | |
4602 | * f/w would have processed it | |
4603 | */ | |
4604 | bfa_trc(port->fcs, rscn_pid); | |
4605 | } else { | |
4606 | port->stats.num_portid_rscn++; | |
4607 | bfa_fcs_lport_scn_portid_rscn(port, rscn_pid); | |
4608 | } | |
4609 | break; | |
4610 | ||
4611 | case FC_RSCN_FORMAT_FABRIC: | |
4612 | if (rscn->event[i].qualifier == | |
4613 | FC_FABRIC_NAME_RSCN_EVENT) { | |
4614 | bfa_fcs_lport_ms_fabric_rscn(port); | |
4615 | break; | |
4616 | } | |
4617 | /* !!!!!!!!! Fall Through !!!!!!!!!!!!! */ | |
4618 | ||
4619 | case FC_RSCN_FORMAT_AREA: | |
4620 | case FC_RSCN_FORMAT_DOMAIN: | |
4621 | nsquery = BFA_TRUE; | |
4622 | bfa_fcs_lport_scn_multiport_rscn(port, | |
4623 | rscn->event[i].format, | |
4624 | rscn_pid); | |
4625 | break; | |
4626 | ||
4627 | ||
4628 | default: | |
4629 | bfa_assert(0); | |
4630 | nsquery = BFA_TRUE; | |
4631 | } | |
4632 | } | |
4633 | ||
5fbe25c7 JH |
4634 | /* |
4635 | * If any of area, domain or fabric RSCN is received, do a fresh | |
4636 | * discovery to find new devices. | |
a36c61f9 KG |
4637 | */ |
4638 | if (nsquery) | |
4639 | bfa_fcs_lport_ns_query(port); | |
4640 | } | |
4641 | ||
5fbe25c7 | 4642 | /* |
a36c61f9 KG |
4643 | * BFA FCS port |
4644 | */ | |
5fbe25c7 | 4645 | /* |
a36c61f9 KG |
4646 | * fcs_port_api BFA FCS port API |
4647 | */ | |
4648 | struct bfa_fcs_lport_s * | |
4649 | bfa_fcs_get_base_port(struct bfa_fcs_s *fcs) | |
4650 | { | |
4651 | return &fcs->fabric.bport; | |
4652 | } | |
4653 | ||
4654 | wwn_t | |
4655 | bfa_fcs_lport_get_rport(struct bfa_fcs_lport_s *port, wwn_t wwn, int index, | |
4656 | int nrports, bfa_boolean_t bwwn) | |
4657 | { | |
4658 | struct list_head *qh, *qe; | |
4659 | struct bfa_fcs_rport_s *rport = NULL; | |
4660 | int i; | |
4661 | struct bfa_fcs_s *fcs; | |
4662 | ||
4663 | if (port == NULL || nrports == 0) | |
4664 | return (wwn_t) 0; | |
4665 | ||
4666 | fcs = port->fcs; | |
4667 | bfa_trc(fcs, (u32) nrports); | |
4668 | ||
4669 | i = 0; | |
4670 | qh = &port->rport_q; | |
4671 | qe = bfa_q_first(qh); | |
4672 | ||
4673 | while ((qe != qh) && (i < nrports)) { | |
4674 | rport = (struct bfa_fcs_rport_s *) qe; | |
4675 | if (bfa_os_ntoh3b(rport->pid) > 0xFFF000) { | |
4676 | qe = bfa_q_next(qe); | |
4677 | bfa_trc(fcs, (u32) rport->pwwn); | |
4678 | bfa_trc(fcs, rport->pid); | |
4679 | bfa_trc(fcs, i); | |
4680 | continue; | |
4681 | } | |
4682 | ||
4683 | if (bwwn) { | |
4684 | if (!memcmp(&wwn, &rport->pwwn, 8)) | |
4685 | break; | |
4686 | } else { | |
4687 | if (i == index) | |
4688 | break; | |
4689 | } | |
4690 | ||
4691 | i++; | |
4692 | qe = bfa_q_next(qe); | |
4693 | } | |
4694 | ||
4695 | bfa_trc(fcs, i); | |
4696 | if (rport) | |
4697 | return rport->pwwn; | |
4698 | else | |
4699 | return (wwn_t) 0; | |
4700 | } | |
4701 | ||
4702 | void | |
4703 | bfa_fcs_lport_get_rports(struct bfa_fcs_lport_s *port, | |
4704 | wwn_t rport_wwns[], int *nrports) | |
4705 | { | |
4706 | struct list_head *qh, *qe; | |
4707 | struct bfa_fcs_rport_s *rport = NULL; | |
4708 | int i; | |
4709 | struct bfa_fcs_s *fcs; | |
4710 | ||
4711 | if (port == NULL || rport_wwns == NULL || *nrports == 0) | |
4712 | return; | |
4713 | ||
4714 | fcs = port->fcs; | |
4715 | bfa_trc(fcs, (u32) *nrports); | |
4716 | ||
4717 | i = 0; | |
4718 | qh = &port->rport_q; | |
4719 | qe = bfa_q_first(qh); | |
4720 | ||
4721 | while ((qe != qh) && (i < *nrports)) { | |
4722 | rport = (struct bfa_fcs_rport_s *) qe; | |
4723 | if (bfa_os_ntoh3b(rport->pid) > 0xFFF000) { | |
4724 | qe = bfa_q_next(qe); | |
4725 | bfa_trc(fcs, (u32) rport->pwwn); | |
4726 | bfa_trc(fcs, rport->pid); | |
4727 | bfa_trc(fcs, i); | |
4728 | continue; | |
4729 | } | |
4730 | ||
4731 | rport_wwns[i] = rport->pwwn; | |
4732 | ||
4733 | i++; | |
4734 | qe = bfa_q_next(qe); | |
4735 | } | |
4736 | ||
4737 | bfa_trc(fcs, i); | |
4738 | *nrports = i; | |
4739 | } | |
4740 | ||
4741 | /* | |
4742 | * Iterate's through all the rport's in the given port to | |
4743 | * determine the maximum operating speed. | |
4744 | * | |
4745 | * !!!! To be used in TRL Functionality only !!!! | |
4746 | */ | |
4747 | bfa_port_speed_t | |
4748 | bfa_fcs_lport_get_rport_max_speed(bfa_fcs_lport_t *port) | |
4749 | { | |
4750 | struct list_head *qh, *qe; | |
4751 | struct bfa_fcs_rport_s *rport = NULL; | |
4752 | struct bfa_fcs_s *fcs; | |
4753 | bfa_port_speed_t max_speed = 0; | |
4754 | struct bfa_port_attr_s port_attr; | |
4755 | bfa_port_speed_t port_speed, rport_speed; | |
4756 | bfa_boolean_t trl_enabled = bfa_fcport_is_ratelim(port->fcs->bfa); | |
4757 | ||
4758 | ||
4759 | if (port == NULL) | |
4760 | return 0; | |
4761 | ||
4762 | fcs = port->fcs; | |
4763 | ||
4764 | /* Get Physical port's current speed */ | |
4765 | bfa_fcport_get_attr(port->fcs->bfa, &port_attr); | |
4766 | port_speed = port_attr.speed; | |
4767 | bfa_trc(fcs, port_speed); | |
4768 | ||
4769 | qh = &port->rport_q; | |
4770 | qe = bfa_q_first(qh); | |
4771 | ||
4772 | while (qe != qh) { | |
4773 | rport = (struct bfa_fcs_rport_s *) qe; | |
4774 | if ((bfa_os_ntoh3b(rport->pid) > 0xFFF000) || | |
4775 | (bfa_fcs_rport_get_state(rport) == | |
4776 | BFA_RPORT_OFFLINE)) { | |
4777 | qe = bfa_q_next(qe); | |
4778 | continue; | |
4779 | } | |
4780 | ||
4781 | rport_speed = rport->rpf.rpsc_speed; | |
4782 | if ((trl_enabled) && (rport_speed == | |
4783 | BFA_PORT_SPEED_UNKNOWN)) { | |
4784 | /* Use default ratelim speed setting */ | |
4785 | rport_speed = | |
4786 | bfa_fcport_get_ratelim_speed(port->fcs->bfa); | |
4787 | } | |
4788 | ||
4789 | if ((rport_speed == BFA_PORT_SPEED_8GBPS) || | |
4790 | (rport_speed > port_speed)) { | |
4791 | max_speed = rport_speed; | |
4792 | break; | |
4793 | } else if (rport_speed > max_speed) { | |
4794 | max_speed = rport_speed; | |
4795 | } | |
4796 | ||
4797 | qe = bfa_q_next(qe); | |
4798 | } | |
4799 | ||
4800 | bfa_trc(fcs, max_speed); | |
4801 | return max_speed; | |
4802 | } | |
4803 | ||
4804 | struct bfa_fcs_lport_s * | |
4805 | bfa_fcs_lookup_port(struct bfa_fcs_s *fcs, u16 vf_id, wwn_t lpwwn) | |
4806 | { | |
4807 | struct bfa_fcs_vport_s *vport; | |
4808 | bfa_fcs_vf_t *vf; | |
4809 | ||
4810 | bfa_assert(fcs != NULL); | |
4811 | ||
4812 | vf = bfa_fcs_vf_lookup(fcs, vf_id); | |
4813 | if (vf == NULL) { | |
4814 | bfa_trc(fcs, vf_id); | |
4815 | return NULL; | |
4816 | } | |
4817 | ||
4818 | if (!lpwwn || (vf->bport.port_cfg.pwwn == lpwwn)) | |
4819 | return &vf->bport; | |
4820 | ||
4821 | vport = bfa_fcs_fabric_vport_lookup(vf, lpwwn); | |
4822 | if (vport) | |
4823 | return &vport->lport; | |
4824 | ||
4825 | return NULL; | |
4826 | } | |
4827 | ||
4828 | /* | |
4829 | * API corresponding to NPIV_VPORT_GETINFO. | |
4830 | */ | |
4831 | void | |
4832 | bfa_fcs_lport_get_info(struct bfa_fcs_lport_s *port, | |
4833 | struct bfa_lport_info_s *port_info) | |
4834 | { | |
4835 | ||
4836 | bfa_trc(port->fcs, port->fabric->fabric_name); | |
4837 | ||
4838 | if (port->vport == NULL) { | |
4839 | /* | |
4840 | * This is a Physical port | |
4841 | */ | |
4842 | port_info->port_type = BFA_LPORT_TYPE_PHYSICAL; | |
4843 | ||
4844 | /* | |
4845 | * @todo : need to fix the state & reason | |
4846 | */ | |
4847 | port_info->port_state = 0; | |
4848 | port_info->offline_reason = 0; | |
4849 | ||
4850 | port_info->port_wwn = bfa_fcs_lport_get_pwwn(port); | |
4851 | port_info->node_wwn = bfa_fcs_lport_get_nwwn(port); | |
4852 | ||
4853 | port_info->max_vports_supp = | |
4854 | bfa_lps_get_max_vport(port->fcs->bfa); | |
4855 | port_info->num_vports_inuse = | |
4856 | bfa_fcs_fabric_vport_count(port->fabric); | |
4857 | port_info->max_rports_supp = BFA_FCS_MAX_RPORTS_SUPP; | |
4858 | port_info->num_rports_inuse = port->num_rports; | |
4859 | } else { | |
4860 | /* | |
4861 | * This is a virtual port | |
4862 | */ | |
4863 | port_info->port_type = BFA_LPORT_TYPE_VIRTUAL; | |
4864 | ||
4865 | /* | |
4866 | * @todo : need to fix the state & reason | |
4867 | */ | |
4868 | port_info->port_state = 0; | |
4869 | port_info->offline_reason = 0; | |
4870 | ||
4871 | port_info->port_wwn = bfa_fcs_lport_get_pwwn(port); | |
4872 | port_info->node_wwn = bfa_fcs_lport_get_nwwn(port); | |
4873 | } | |
4874 | } | |
4875 | ||
4876 | void | |
4877 | bfa_fcs_lport_get_stats(struct bfa_fcs_lport_s *fcs_port, | |
4878 | struct bfa_lport_stats_s *port_stats) | |
4879 | { | |
4880 | *port_stats = fcs_port->stats; | |
4881 | } | |
4882 | ||
4883 | void | |
4884 | bfa_fcs_lport_clear_stats(struct bfa_fcs_lport_s *fcs_port) | |
4885 | { | |
6a18b167 | 4886 | memset(&fcs_port->stats, 0, sizeof(struct bfa_lport_stats_s)); |
a36c61f9 KG |
4887 | } |
4888 | ||
5fbe25c7 | 4889 | /* |
a36c61f9 KG |
4890 | * FCS virtual port state machine |
4891 | */ | |
4892 | ||
4893 | #define __vport_fcs(__vp) ((__vp)->lport.fcs) | |
4894 | #define __vport_pwwn(__vp) ((__vp)->lport.port_cfg.pwwn) | |
4895 | #define __vport_nwwn(__vp) ((__vp)->lport.port_cfg.nwwn) | |
4896 | #define __vport_bfa(__vp) ((__vp)->lport.fcs->bfa) | |
4897 | #define __vport_fcid(__vp) ((__vp)->lport.pid) | |
4898 | #define __vport_fabric(__vp) ((__vp)->lport.fabric) | |
4899 | #define __vport_vfid(__vp) ((__vp)->lport.fabric->vf_id) | |
4900 | ||
4901 | #define BFA_FCS_VPORT_MAX_RETRIES 5 | |
4902 | /* | |
4903 | * Forward declarations | |
4904 | */ | |
4905 | static void bfa_fcs_vport_do_fdisc(struct bfa_fcs_vport_s *vport); | |
4906 | static void bfa_fcs_vport_timeout(void *vport_arg); | |
4907 | static void bfa_fcs_vport_do_logo(struct bfa_fcs_vport_s *vport); | |
4908 | static void bfa_fcs_vport_free(struct bfa_fcs_vport_s *vport); | |
4909 | ||
5fbe25c7 | 4910 | /* |
a36c61f9 KG |
4911 | * fcs_vport_sm FCS virtual port state machine |
4912 | */ | |
4913 | ||
5fbe25c7 | 4914 | /* |
a36c61f9 KG |
4915 | * VPort State Machine events |
4916 | */ | |
4917 | enum bfa_fcs_vport_event { | |
4918 | BFA_FCS_VPORT_SM_CREATE = 1, /* vport create event */ | |
4919 | BFA_FCS_VPORT_SM_DELETE = 2, /* vport delete event */ | |
4920 | BFA_FCS_VPORT_SM_START = 3, /* vport start request */ | |
4921 | BFA_FCS_VPORT_SM_STOP = 4, /* stop: unsupported */ | |
4922 | BFA_FCS_VPORT_SM_ONLINE = 5, /* fabric online */ | |
4923 | BFA_FCS_VPORT_SM_OFFLINE = 6, /* fabric offline event */ | |
4924 | BFA_FCS_VPORT_SM_FRMSENT = 7, /* fdisc/logo sent events */ | |
4925 | BFA_FCS_VPORT_SM_RSP_OK = 8, /* good response */ | |
4926 | BFA_FCS_VPORT_SM_RSP_ERROR = 9, /* error/bad response */ | |
4927 | BFA_FCS_VPORT_SM_TIMEOUT = 10, /* delay timer event */ | |
4928 | BFA_FCS_VPORT_SM_DELCOMP = 11, /* lport delete completion */ | |
4929 | BFA_FCS_VPORT_SM_RSP_DUP_WWN = 12, /* Dup wnn error*/ | |
4930 | BFA_FCS_VPORT_SM_RSP_FAILED = 13, /* non-retryable failure */ | |
4931 | }; | |
4932 | ||
4933 | static void bfa_fcs_vport_sm_uninit(struct bfa_fcs_vport_s *vport, | |
4934 | enum bfa_fcs_vport_event event); | |
4935 | static void bfa_fcs_vport_sm_created(struct bfa_fcs_vport_s *vport, | |
4936 | enum bfa_fcs_vport_event event); | |
4937 | static void bfa_fcs_vport_sm_offline(struct bfa_fcs_vport_s *vport, | |
4938 | enum bfa_fcs_vport_event event); | |
4939 | static void bfa_fcs_vport_sm_fdisc(struct bfa_fcs_vport_s *vport, | |
4940 | enum bfa_fcs_vport_event event); | |
4941 | static void bfa_fcs_vport_sm_fdisc_retry(struct bfa_fcs_vport_s *vport, | |
4942 | enum bfa_fcs_vport_event event); | |
4943 | static void bfa_fcs_vport_sm_online(struct bfa_fcs_vport_s *vport, | |
4944 | enum bfa_fcs_vport_event event); | |
4945 | static void bfa_fcs_vport_sm_deleting(struct bfa_fcs_vport_s *vport, | |
4946 | enum bfa_fcs_vport_event event); | |
4947 | static void bfa_fcs_vport_sm_cleanup(struct bfa_fcs_vport_s *vport, | |
4948 | enum bfa_fcs_vport_event event); | |
4949 | static void bfa_fcs_vport_sm_logo(struct bfa_fcs_vport_s *vport, | |
4950 | enum bfa_fcs_vport_event event); | |
4951 | static void bfa_fcs_vport_sm_error(struct bfa_fcs_vport_s *vport, | |
4952 | enum bfa_fcs_vport_event event); | |
4953 | ||
4954 | static struct bfa_sm_table_s vport_sm_table[] = { | |
4955 | {BFA_SM(bfa_fcs_vport_sm_uninit), BFA_FCS_VPORT_UNINIT}, | |
4956 | {BFA_SM(bfa_fcs_vport_sm_created), BFA_FCS_VPORT_CREATED}, | |
4957 | {BFA_SM(bfa_fcs_vport_sm_offline), BFA_FCS_VPORT_OFFLINE}, | |
4958 | {BFA_SM(bfa_fcs_vport_sm_fdisc), BFA_FCS_VPORT_FDISC}, | |
4959 | {BFA_SM(bfa_fcs_vport_sm_fdisc_retry), BFA_FCS_VPORT_FDISC_RETRY}, | |
4960 | {BFA_SM(bfa_fcs_vport_sm_online), BFA_FCS_VPORT_ONLINE}, | |
4961 | {BFA_SM(bfa_fcs_vport_sm_deleting), BFA_FCS_VPORT_DELETING}, | |
4962 | {BFA_SM(bfa_fcs_vport_sm_cleanup), BFA_FCS_VPORT_CLEANUP}, | |
4963 | {BFA_SM(bfa_fcs_vport_sm_logo), BFA_FCS_VPORT_LOGO}, | |
4964 | {BFA_SM(bfa_fcs_vport_sm_error), BFA_FCS_VPORT_ERROR} | |
4965 | }; | |
4966 | ||
5fbe25c7 | 4967 | /* |
a36c61f9 KG |
4968 | * Beginning state. |
4969 | */ | |
4970 | static void | |
4971 | bfa_fcs_vport_sm_uninit(struct bfa_fcs_vport_s *vport, | |
4972 | enum bfa_fcs_vport_event event) | |
4973 | { | |
4974 | bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); | |
4975 | bfa_trc(__vport_fcs(vport), event); | |
4976 | ||
4977 | switch (event) { | |
4978 | case BFA_FCS_VPORT_SM_CREATE: | |
4979 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_created); | |
4980 | bfa_fcs_fabric_addvport(__vport_fabric(vport), vport); | |
4981 | break; | |
4982 | ||
4983 | default: | |
4984 | bfa_sm_fault(__vport_fcs(vport), event); | |
4985 | } | |
4986 | } | |
4987 | ||
5fbe25c7 | 4988 | /* |
a36c61f9 KG |
4989 | * Created state - a start event is required to start up the state machine. |
4990 | */ | |
4991 | static void | |
4992 | bfa_fcs_vport_sm_created(struct bfa_fcs_vport_s *vport, | |
4993 | enum bfa_fcs_vport_event event) | |
4994 | { | |
4995 | bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); | |
4996 | bfa_trc(__vport_fcs(vport), event); | |
4997 | ||
4998 | switch (event) { | |
4999 | case BFA_FCS_VPORT_SM_START: | |
5000 | if (bfa_fcs_fabric_is_online(__vport_fabric(vport)) | |
5001 | && bfa_fcs_fabric_npiv_capable(__vport_fabric(vport))) { | |
5002 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_fdisc); | |
5003 | bfa_fcs_vport_do_fdisc(vport); | |
5004 | } else { | |
5fbe25c7 | 5005 | /* |
a36c61f9 KG |
5006 | * Fabric is offline or not NPIV capable, stay in |
5007 | * offline state. | |
5008 | */ | |
5009 | vport->vport_stats.fab_no_npiv++; | |
5010 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline); | |
5011 | } | |
5012 | break; | |
5013 | ||
5014 | case BFA_FCS_VPORT_SM_DELETE: | |
5015 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup); | |
5016 | bfa_fcs_lport_delete(&vport->lport); | |
5017 | break; | |
5018 | ||
5019 | case BFA_FCS_VPORT_SM_ONLINE: | |
5020 | case BFA_FCS_VPORT_SM_OFFLINE: | |
5fbe25c7 | 5021 | /* |
a36c61f9 KG |
5022 | * Ignore ONLINE/OFFLINE events from fabric |
5023 | * till vport is started. | |
5024 | */ | |
5025 | break; | |
5026 | ||
5027 | default: | |
5028 | bfa_sm_fault(__vport_fcs(vport), event); | |
5029 | } | |
5030 | } | |
5031 | ||
5fbe25c7 | 5032 | /* |
a36c61f9 KG |
5033 | * Offline state - awaiting ONLINE event from fabric SM. |
5034 | */ | |
5035 | static void | |
5036 | bfa_fcs_vport_sm_offline(struct bfa_fcs_vport_s *vport, | |
5037 | enum bfa_fcs_vport_event event) | |
5038 | { | |
5039 | bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); | |
5040 | bfa_trc(__vport_fcs(vport), event); | |
5041 | ||
5042 | switch (event) { | |
5043 | case BFA_FCS_VPORT_SM_DELETE: | |
5044 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup); | |
5045 | bfa_fcs_lport_delete(&vport->lport); | |
5046 | break; | |
5047 | ||
5048 | case BFA_FCS_VPORT_SM_ONLINE: | |
5049 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_fdisc); | |
5050 | vport->fdisc_retries = 0; | |
5051 | bfa_fcs_vport_do_fdisc(vport); | |
5052 | break; | |
5053 | ||
5054 | case BFA_FCS_VPORT_SM_OFFLINE: | |
5055 | /* | |
5056 | * This can happen if the vport couldn't be initialzied | |
5057 | * due the fact that the npiv was not enabled on the switch. | |
5058 | * In that case we will put the vport in offline state. | |
5059 | * However, the link can go down and cause the this event to | |
5060 | * be sent when we are already offline. Ignore it. | |
5061 | */ | |
5062 | break; | |
5063 | ||
5064 | default: | |
5065 | bfa_sm_fault(__vport_fcs(vport), event); | |
5066 | } | |
5067 | } | |
5068 | ||
5069 | ||
5fbe25c7 | 5070 | /* |
a36c61f9 KG |
5071 | * FDISC is sent and awaiting reply from fabric. |
5072 | */ | |
5073 | static void | |
5074 | bfa_fcs_vport_sm_fdisc(struct bfa_fcs_vport_s *vport, | |
5075 | enum bfa_fcs_vport_event event) | |
5076 | { | |
5077 | bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); | |
5078 | bfa_trc(__vport_fcs(vport), event); | |
5079 | ||
5080 | switch (event) { | |
5081 | case BFA_FCS_VPORT_SM_DELETE: | |
5082 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup); | |
5083 | bfa_lps_discard(vport->lps); | |
5084 | bfa_fcs_lport_delete(&vport->lport); | |
5085 | break; | |
5086 | ||
5087 | case BFA_FCS_VPORT_SM_OFFLINE: | |
5088 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline); | |
5089 | bfa_lps_discard(vport->lps); | |
5090 | break; | |
5091 | ||
5092 | case BFA_FCS_VPORT_SM_RSP_OK: | |
5093 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_online); | |
5094 | bfa_fcs_lport_online(&vport->lport); | |
5095 | break; | |
5096 | ||
5097 | case BFA_FCS_VPORT_SM_RSP_ERROR: | |
5098 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_fdisc_retry); | |
5099 | bfa_timer_start(__vport_bfa(vport), &vport->timer, | |
5100 | bfa_fcs_vport_timeout, vport, | |
5101 | BFA_FCS_RETRY_TIMEOUT); | |
5102 | break; | |
5103 | ||
5104 | case BFA_FCS_VPORT_SM_RSP_FAILED: | |
5105 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline); | |
5106 | break; | |
5107 | ||
5108 | case BFA_FCS_VPORT_SM_RSP_DUP_WWN: | |
5109 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_error); | |
5110 | break; | |
5111 | ||
5112 | default: | |
5113 | bfa_sm_fault(__vport_fcs(vport), event); | |
5114 | } | |
5115 | } | |
5116 | ||
5fbe25c7 | 5117 | /* |
a36c61f9 KG |
5118 | * FDISC attempt failed - a timer is active to retry FDISC. |
5119 | */ | |
5120 | static void | |
5121 | bfa_fcs_vport_sm_fdisc_retry(struct bfa_fcs_vport_s *vport, | |
5122 | enum bfa_fcs_vport_event event) | |
5123 | { | |
5124 | bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); | |
5125 | bfa_trc(__vport_fcs(vport), event); | |
5126 | ||
5127 | switch (event) { | |
5128 | case BFA_FCS_VPORT_SM_DELETE: | |
5129 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup); | |
5130 | bfa_timer_stop(&vport->timer); | |
5131 | bfa_fcs_lport_delete(&vport->lport); | |
5132 | break; | |
5133 | ||
5134 | case BFA_FCS_VPORT_SM_OFFLINE: | |
5135 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline); | |
5136 | bfa_timer_stop(&vport->timer); | |
5137 | break; | |
5138 | ||
5139 | case BFA_FCS_VPORT_SM_TIMEOUT: | |
5140 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_fdisc); | |
5141 | vport->vport_stats.fdisc_retries++; | |
5142 | vport->fdisc_retries++; | |
5143 | bfa_fcs_vport_do_fdisc(vport); | |
5144 | break; | |
5145 | ||
5146 | default: | |
5147 | bfa_sm_fault(__vport_fcs(vport), event); | |
5148 | } | |
5149 | } | |
5150 | ||
5fbe25c7 | 5151 | /* |
a36c61f9 KG |
5152 | * Vport is online (FDISC is complete). |
5153 | */ | |
5154 | static void | |
5155 | bfa_fcs_vport_sm_online(struct bfa_fcs_vport_s *vport, | |
5156 | enum bfa_fcs_vport_event event) | |
5157 | { | |
5158 | bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); | |
5159 | bfa_trc(__vport_fcs(vport), event); | |
5160 | ||
5161 | switch (event) { | |
5162 | case BFA_FCS_VPORT_SM_DELETE: | |
5163 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_deleting); | |
5164 | bfa_fcs_lport_delete(&vport->lport); | |
5165 | break; | |
5166 | ||
5167 | case BFA_FCS_VPORT_SM_OFFLINE: | |
5168 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline); | |
5169 | bfa_lps_discard(vport->lps); | |
5170 | bfa_fcs_lport_offline(&vport->lport); | |
5171 | break; | |
5172 | ||
5173 | default: | |
5174 | bfa_sm_fault(__vport_fcs(vport), event); | |
5175 | } | |
5176 | } | |
5177 | ||
5fbe25c7 | 5178 | /* |
a36c61f9 KG |
5179 | * Vport is being deleted - awaiting lport delete completion to send |
5180 | * LOGO to fabric. | |
5181 | */ | |
5182 | static void | |
5183 | bfa_fcs_vport_sm_deleting(struct bfa_fcs_vport_s *vport, | |
5184 | enum bfa_fcs_vport_event event) | |
5185 | { | |
5186 | bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); | |
5187 | bfa_trc(__vport_fcs(vport), event); | |
5188 | ||
5189 | switch (event) { | |
5190 | case BFA_FCS_VPORT_SM_DELETE: | |
5191 | break; | |
5192 | ||
5193 | case BFA_FCS_VPORT_SM_DELCOMP: | |
5194 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_logo); | |
5195 | bfa_fcs_vport_do_logo(vport); | |
5196 | break; | |
5197 | ||
5198 | case BFA_FCS_VPORT_SM_OFFLINE: | |
5199 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup); | |
5200 | break; | |
5201 | ||
5202 | default: | |
5203 | bfa_sm_fault(__vport_fcs(vport), event); | |
5204 | } | |
5205 | } | |
5206 | ||
5fbe25c7 | 5207 | /* |
a36c61f9 KG |
5208 | * Error State. |
5209 | * This state will be set when the Vport Creation fails due | |
5210 | * to errors like Dup WWN. In this state only operation allowed | |
5211 | * is a Vport Delete. | |
5212 | */ | |
5213 | static void | |
5214 | bfa_fcs_vport_sm_error(struct bfa_fcs_vport_s *vport, | |
5215 | enum bfa_fcs_vport_event event) | |
5216 | { | |
5217 | bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); | |
5218 | bfa_trc(__vport_fcs(vport), event); | |
5219 | ||
5220 | switch (event) { | |
5221 | case BFA_FCS_VPORT_SM_DELETE: | |
5222 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup); | |
5223 | bfa_fcs_lport_delete(&vport->lport); | |
5224 | break; | |
5225 | ||
5226 | default: | |
5227 | bfa_trc(__vport_fcs(vport), event); | |
5228 | } | |
5229 | } | |
5230 | ||
5fbe25c7 | 5231 | /* |
a36c61f9 KG |
5232 | * Lport cleanup is in progress since vport is being deleted. Fabric is |
5233 | * offline, so no LOGO is needed to complete vport deletion. | |
5234 | */ | |
5235 | static void | |
5236 | bfa_fcs_vport_sm_cleanup(struct bfa_fcs_vport_s *vport, | |
5237 | enum bfa_fcs_vport_event event) | |
5238 | { | |
5239 | bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); | |
5240 | bfa_trc(__vport_fcs(vport), event); | |
5241 | ||
5242 | switch (event) { | |
5243 | case BFA_FCS_VPORT_SM_DELCOMP: | |
5244 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_uninit); | |
5245 | bfa_fcs_vport_free(vport); | |
5246 | break; | |
5247 | ||
5248 | case BFA_FCS_VPORT_SM_DELETE: | |
5249 | break; | |
5250 | ||
5251 | default: | |
5252 | bfa_sm_fault(__vport_fcs(vport), event); | |
5253 | } | |
5254 | } | |
5255 | ||
5fbe25c7 | 5256 | /* |
a36c61f9 KG |
5257 | * LOGO is sent to fabric. Vport delete is in progress. Lport delete cleanup |
5258 | * is done. | |
5259 | */ | |
5260 | static void | |
5261 | bfa_fcs_vport_sm_logo(struct bfa_fcs_vport_s *vport, | |
5262 | enum bfa_fcs_vport_event event) | |
5263 | { | |
5264 | bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); | |
5265 | bfa_trc(__vport_fcs(vport), event); | |
5266 | ||
5267 | switch (event) { | |
5268 | case BFA_FCS_VPORT_SM_OFFLINE: | |
5269 | bfa_lps_discard(vport->lps); | |
5270 | /* | |
5271 | * !!! fall through !!! | |
5272 | */ | |
5273 | ||
5274 | case BFA_FCS_VPORT_SM_RSP_OK: | |
5275 | case BFA_FCS_VPORT_SM_RSP_ERROR: | |
5276 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_uninit); | |
5277 | bfa_fcs_vport_free(vport); | |
5278 | break; | |
5279 | ||
5280 | case BFA_FCS_VPORT_SM_DELETE: | |
5281 | break; | |
5282 | ||
5283 | default: | |
5284 | bfa_sm_fault(__vport_fcs(vport), event); | |
5285 | } | |
5286 | } | |
5287 | ||
5288 | ||
5289 | ||
5fbe25c7 | 5290 | /* |
a36c61f9 KG |
5291 | * fcs_vport_private FCS virtual port private functions |
5292 | */ | |
5fbe25c7 | 5293 | /* |
a36c61f9 KG |
5294 | * This routine will be called to send a FDISC command. |
5295 | */ | |
5296 | static void | |
5297 | bfa_fcs_vport_do_fdisc(struct bfa_fcs_vport_s *vport) | |
5298 | { | |
5299 | bfa_lps_fdisc(vport->lps, vport, | |
5300 | bfa_fcport_get_maxfrsize(__vport_bfa(vport)), | |
5301 | __vport_pwwn(vport), __vport_nwwn(vport)); | |
5302 | vport->vport_stats.fdisc_sent++; | |
5303 | } | |
5304 | ||
5305 | static void | |
5306 | bfa_fcs_vport_fdisc_rejected(struct bfa_fcs_vport_s *vport) | |
5307 | { | |
5308 | u8 lsrjt_rsn = bfa_lps_get_lsrjt_rsn(vport->lps); | |
5309 | u8 lsrjt_expl = bfa_lps_get_lsrjt_expl(vport->lps); | |
5310 | ||
5311 | bfa_trc(__vport_fcs(vport), lsrjt_rsn); | |
5312 | bfa_trc(__vport_fcs(vport), lsrjt_expl); | |
5313 | ||
5314 | /* For certain reason codes, we don't want to retry. */ | |
5315 | switch (bfa_lps_get_lsrjt_expl(vport->lps)) { | |
5316 | case FC_LS_RJT_EXP_INV_PORT_NAME: /* by brocade */ | |
5317 | case FC_LS_RJT_EXP_INVALID_NPORT_ID: /* by Cisco */ | |
5318 | if (vport->fdisc_retries < BFA_FCS_VPORT_MAX_RETRIES) | |
5319 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR); | |
5320 | else | |
5321 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_DUP_WWN); | |
5322 | break; | |
5323 | ||
5324 | case FC_LS_RJT_EXP_INSUFF_RES: | |
5325 | /* | |
5326 | * This means max logins per port/switch setting on the | |
5327 | * switch was exceeded. | |
5328 | */ | |
5329 | if (vport->fdisc_retries < BFA_FCS_VPORT_MAX_RETRIES) | |
5330 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR); | |
5331 | else | |
5332 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_FAILED); | |
5333 | break; | |
5334 | ||
5335 | default: | |
5336 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR); | |
5337 | } | |
5338 | } | |
5339 | ||
5fbe25c7 | 5340 | /* |
a36c61f9 KG |
5341 | * Called to send a logout to the fabric. Used when a V-Port is |
5342 | * deleted/stopped. | |
5343 | */ | |
5344 | static void | |
5345 | bfa_fcs_vport_do_logo(struct bfa_fcs_vport_s *vport) | |
5346 | { | |
5347 | bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); | |
5348 | ||
5349 | vport->vport_stats.logo_sent++; | |
5350 | bfa_lps_fdisclogo(vport->lps); | |
5351 | } | |
5352 | ||
5353 | ||
5fbe25c7 | 5354 | /* |
a36c61f9 KG |
5355 | * This routine will be called by bfa_timer on timer timeouts. |
5356 | * | |
5357 | * param[in] vport - pointer to bfa_fcs_vport_t. | |
5358 | * param[out] vport_status - pointer to return vport status in | |
5359 | * | |
5360 | * return | |
5361 | * void | |
5362 | * | |
5363 | * Special Considerations: | |
5364 | * | |
5365 | * note | |
5366 | */ | |
5367 | static void | |
5368 | bfa_fcs_vport_timeout(void *vport_arg) | |
5369 | { | |
5370 | struct bfa_fcs_vport_s *vport = (struct bfa_fcs_vport_s *) vport_arg; | |
5371 | ||
5372 | vport->vport_stats.fdisc_timeouts++; | |
5373 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_TIMEOUT); | |
5374 | } | |
5375 | ||
5376 | static void | |
5377 | bfa_fcs_vport_free(struct bfa_fcs_vport_s *vport) | |
5378 | { | |
5379 | struct bfad_vport_s *vport_drv = | |
5380 | (struct bfad_vport_s *)vport->vport_drv; | |
5381 | ||
5382 | bfa_fcs_fabric_delvport(__vport_fabric(vport), vport); | |
5383 | ||
5384 | if (vport_drv->comp_del) | |
5385 | complete(vport_drv->comp_del); | |
5386 | ||
5387 | bfa_lps_delete(vport->lps); | |
5388 | } | |
5389 | ||
5390 | ||
5391 | ||
5fbe25c7 | 5392 | /* |
a36c61f9 KG |
5393 | * fcs_vport_public FCS virtual port public interfaces |
5394 | */ | |
5395 | ||
5fbe25c7 | 5396 | /* |
a36c61f9 KG |
5397 | * Online notification from fabric SM. |
5398 | */ | |
5399 | void | |
5400 | bfa_fcs_vport_online(struct bfa_fcs_vport_s *vport) | |
5401 | { | |
5402 | vport->vport_stats.fab_online++; | |
5403 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_ONLINE); | |
5404 | } | |
5405 | ||
5fbe25c7 | 5406 | /* |
a36c61f9 KG |
5407 | * Offline notification from fabric SM. |
5408 | */ | |
5409 | void | |
5410 | bfa_fcs_vport_offline(struct bfa_fcs_vport_s *vport) | |
5411 | { | |
5412 | vport->vport_stats.fab_offline++; | |
5413 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_OFFLINE); | |
5414 | } | |
5415 | ||
5fbe25c7 | 5416 | /* |
a36c61f9 KG |
5417 | * Cleanup notification from fabric SM on link timer expiry. |
5418 | */ | |
5419 | void | |
5420 | bfa_fcs_vport_cleanup(struct bfa_fcs_vport_s *vport) | |
5421 | { | |
5422 | vport->vport_stats.fab_cleanup++; | |
5423 | } | |
5fbe25c7 | 5424 | /* |
a36c61f9 KG |
5425 | * delete notification from fabric SM. To be invoked from within FCS. |
5426 | */ | |
5427 | void | |
5428 | bfa_fcs_vport_fcs_delete(struct bfa_fcs_vport_s *vport) | |
5429 | { | |
5430 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_DELETE); | |
5431 | } | |
5432 | ||
5fbe25c7 | 5433 | /* |
a36c61f9 KG |
5434 | * Delete completion callback from associated lport |
5435 | */ | |
5436 | void | |
5437 | bfa_fcs_vport_delete_comp(struct bfa_fcs_vport_s *vport) | |
5438 | { | |
5439 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_DELCOMP); | |
5440 | } | |
5441 | ||
5442 | ||
5443 | ||
5fbe25c7 | 5444 | /* |
a36c61f9 KG |
5445 | * fcs_vport_api Virtual port API |
5446 | */ | |
5447 | ||
5fbe25c7 | 5448 | /* |
a36c61f9 KG |
5449 | * Use this function to instantiate a new FCS vport object. This |
5450 | * function will not trigger any HW initialization process (which will be | |
5451 | * done in vport_start() call) | |
5452 | * | |
5453 | * param[in] vport - pointer to bfa_fcs_vport_t. This space | |
5454 | * needs to be allocated by the driver. | |
5455 | * param[in] fcs - FCS instance | |
5456 | * param[in] vport_cfg - vport configuration | |
5457 | * param[in] vf_id - VF_ID if vport is created within a VF. | |
5458 | * FC_VF_ID_NULL to specify base fabric. | |
5459 | * param[in] vport_drv - Opaque handle back to the driver's vport | |
5460 | * structure | |
5461 | * | |
5462 | * retval BFA_STATUS_OK - on success. | |
5463 | * retval BFA_STATUS_FAILED - on failure. | |
5464 | */ | |
5465 | bfa_status_t | |
5466 | bfa_fcs_vport_create(struct bfa_fcs_vport_s *vport, struct bfa_fcs_s *fcs, | |
5467 | u16 vf_id, struct bfa_lport_cfg_s *vport_cfg, | |
5468 | struct bfad_vport_s *vport_drv) | |
5469 | { | |
5470 | if (vport_cfg->pwwn == 0) | |
5471 | return BFA_STATUS_INVALID_WWN; | |
5472 | ||
5473 | if (bfa_fcs_lport_get_pwwn(&fcs->fabric.bport) == vport_cfg->pwwn) | |
5474 | return BFA_STATUS_VPORT_WWN_BP; | |
5475 | ||
5476 | if (bfa_fcs_vport_lookup(fcs, vf_id, vport_cfg->pwwn) != NULL) | |
5477 | return BFA_STATUS_VPORT_EXISTS; | |
5478 | ||
5479 | if (bfa_fcs_fabric_vport_count(&fcs->fabric) == | |
5480 | bfa_lps_get_max_vport(fcs->bfa)) | |
5481 | return BFA_STATUS_VPORT_MAX; | |
5482 | ||
5483 | vport->lps = bfa_lps_alloc(fcs->bfa); | |
5484 | if (!vport->lps) | |
5485 | return BFA_STATUS_VPORT_MAX; | |
5486 | ||
5487 | vport->vport_drv = vport_drv; | |
5488 | vport_cfg->preboot_vp = BFA_FALSE; | |
5489 | ||
5490 | bfa_sm_set_state(vport, bfa_fcs_vport_sm_uninit); | |
5491 | bfa_fcs_lport_attach(&vport->lport, fcs, vf_id, vport); | |
5492 | bfa_fcs_lport_init(&vport->lport, vport_cfg); | |
5493 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_CREATE); | |
5494 | ||
5495 | return BFA_STATUS_OK; | |
5496 | } | |
5497 | ||
5fbe25c7 | 5498 | /* |
a36c61f9 KG |
5499 | * Use this function to instantiate a new FCS PBC vport object. This |
5500 | * function will not trigger any HW initialization process (which will be | |
5501 | * done in vport_start() call) | |
5502 | * | |
5503 | * param[in] vport - pointer to bfa_fcs_vport_t. This space | |
5504 | * needs to be allocated by the driver. | |
5505 | * param[in] fcs - FCS instance | |
5506 | * param[in] vport_cfg - vport configuration | |
5507 | * param[in] vf_id - VF_ID if vport is created within a VF. | |
5508 | * FC_VF_ID_NULL to specify base fabric. | |
5509 | * param[in] vport_drv - Opaque handle back to the driver's vport | |
5510 | * structure | |
5511 | * | |
5512 | * retval BFA_STATUS_OK - on success. | |
5513 | * retval BFA_STATUS_FAILED - on failure. | |
5514 | */ | |
5515 | bfa_status_t | |
5516 | bfa_fcs_pbc_vport_create(struct bfa_fcs_vport_s *vport, struct bfa_fcs_s *fcs, | |
5517 | u16 vf_id, struct bfa_lport_cfg_s *vport_cfg, | |
5518 | struct bfad_vport_s *vport_drv) | |
5519 | { | |
5520 | bfa_status_t rc; | |
5521 | ||
5522 | rc = bfa_fcs_vport_create(vport, fcs, vf_id, vport_cfg, vport_drv); | |
5523 | vport->lport.port_cfg.preboot_vp = BFA_TRUE; | |
5524 | ||
5525 | return rc; | |
5526 | } | |
5527 | ||
5fbe25c7 | 5528 | /* |
a36c61f9 KG |
5529 | * Use this function to findout if this is a pbc vport or not. |
5530 | * | |
5531 | * @param[in] vport - pointer to bfa_fcs_vport_t. | |
5532 | * | |
5533 | * @returns None | |
5534 | */ | |
5535 | bfa_boolean_t | |
5536 | bfa_fcs_is_pbc_vport(struct bfa_fcs_vport_s *vport) | |
5537 | { | |
5538 | ||
5539 | if (vport && (vport->lport.port_cfg.preboot_vp == BFA_TRUE)) | |
5540 | return BFA_TRUE; | |
5541 | else | |
5542 | return BFA_FALSE; | |
5543 | ||
5544 | } | |
5545 | ||
5fbe25c7 | 5546 | /* |
a36c61f9 KG |
5547 | * Use this function initialize the vport. |
5548 | * | |
5549 | * @param[in] vport - pointer to bfa_fcs_vport_t. | |
5550 | * | |
5551 | * @returns None | |
5552 | */ | |
5553 | bfa_status_t | |
5554 | bfa_fcs_vport_start(struct bfa_fcs_vport_s *vport) | |
5555 | { | |
5556 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_START); | |
5557 | ||
5558 | return BFA_STATUS_OK; | |
5559 | } | |
5560 | ||
5fbe25c7 | 5561 | /* |
a36c61f9 KG |
5562 | * Use this function quiese the vport object. This function will return |
5563 | * immediately, when the vport is actually stopped, the | |
5564 | * bfa_drv_vport_stop_cb() will be called. | |
5565 | * | |
5566 | * param[in] vport - pointer to bfa_fcs_vport_t. | |
5567 | * | |
5568 | * return None | |
5569 | */ | |
5570 | bfa_status_t | |
5571 | bfa_fcs_vport_stop(struct bfa_fcs_vport_s *vport) | |
5572 | { | |
5573 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_STOP); | |
5574 | ||
5575 | return BFA_STATUS_OK; | |
5576 | } | |
5577 | ||
5fbe25c7 | 5578 | /* |
a36c61f9 KG |
5579 | * Use this function to delete a vport object. Fabric object should |
5580 | * be stopped before this function call. | |
5581 | * | |
5582 | * !!!!!!! Donot invoke this from within FCS !!!!!!! | |
5583 | * | |
5584 | * param[in] vport - pointer to bfa_fcs_vport_t. | |
5585 | * | |
5586 | * return None | |
5587 | */ | |
5588 | bfa_status_t | |
5589 | bfa_fcs_vport_delete(struct bfa_fcs_vport_s *vport) | |
5590 | { | |
5591 | ||
5592 | if (vport->lport.port_cfg.preboot_vp) | |
5593 | return BFA_STATUS_PBC; | |
5594 | ||
5595 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_DELETE); | |
5596 | ||
5597 | return BFA_STATUS_OK; | |
5598 | } | |
5599 | ||
5fbe25c7 | 5600 | /* |
a36c61f9 KG |
5601 | * Use this function to get vport's current status info. |
5602 | * | |
5603 | * param[in] vport pointer to bfa_fcs_vport_t. | |
5604 | * param[out] attr pointer to return vport attributes | |
5605 | * | |
5606 | * return None | |
5607 | */ | |
5608 | void | |
5609 | bfa_fcs_vport_get_attr(struct bfa_fcs_vport_s *vport, | |
5610 | struct bfa_vport_attr_s *attr) | |
5611 | { | |
5612 | if (vport == NULL || attr == NULL) | |
5613 | return; | |
5614 | ||
6a18b167 | 5615 | memset(attr, 0, sizeof(struct bfa_vport_attr_s)); |
a36c61f9 KG |
5616 | |
5617 | bfa_fcs_lport_get_attr(&vport->lport, &attr->port_attr); | |
5618 | attr->vport_state = bfa_sm_to_state(vport_sm_table, vport->sm); | |
5619 | } | |
5620 | ||
5fbe25c7 | 5621 | /* |
a36c61f9 KG |
5622 | * Use this function to get vport's statistics. |
5623 | * | |
5624 | * param[in] vport pointer to bfa_fcs_vport_t. | |
5625 | * param[out] stats pointer to return vport statistics in | |
5626 | * | |
5627 | * return None | |
5628 | */ | |
5629 | void | |
5630 | bfa_fcs_vport_get_stats(struct bfa_fcs_vport_s *vport, | |
5631 | struct bfa_vport_stats_s *stats) | |
5632 | { | |
5633 | *stats = vport->vport_stats; | |
5634 | } | |
5635 | ||
5fbe25c7 | 5636 | /* |
a36c61f9 KG |
5637 | * Use this function to clear vport's statistics. |
5638 | * | |
5639 | * param[in] vport pointer to bfa_fcs_vport_t. | |
5640 | * | |
5641 | * return None | |
5642 | */ | |
5643 | void | |
5644 | bfa_fcs_vport_clr_stats(struct bfa_fcs_vport_s *vport) | |
5645 | { | |
6a18b167 | 5646 | memset(&vport->vport_stats, 0, sizeof(struct bfa_vport_stats_s)); |
a36c61f9 KG |
5647 | } |
5648 | ||
5fbe25c7 | 5649 | /* |
a36c61f9 KG |
5650 | * Lookup a virtual port. Excludes base port from lookup. |
5651 | */ | |
5652 | struct bfa_fcs_vport_s * | |
5653 | bfa_fcs_vport_lookup(struct bfa_fcs_s *fcs, u16 vf_id, wwn_t vpwwn) | |
5654 | { | |
5655 | struct bfa_fcs_vport_s *vport; | |
5656 | struct bfa_fcs_fabric_s *fabric; | |
5657 | ||
5658 | bfa_trc(fcs, vf_id); | |
5659 | bfa_trc(fcs, vpwwn); | |
5660 | ||
5661 | fabric = bfa_fcs_vf_lookup(fcs, vf_id); | |
5662 | if (!fabric) { | |
5663 | bfa_trc(fcs, vf_id); | |
5664 | return NULL; | |
5665 | } | |
5666 | ||
5667 | vport = bfa_fcs_fabric_vport_lookup(fabric, vpwwn); | |
5668 | return vport; | |
5669 | } | |
5670 | ||
5fbe25c7 | 5671 | /* |
a36c61f9 KG |
5672 | * FDISC Response |
5673 | */ | |
5674 | void | |
5675 | bfa_cb_lps_fdisc_comp(void *bfad, void *uarg, bfa_status_t status) | |
5676 | { | |
5677 | struct bfa_fcs_vport_s *vport = uarg; | |
5678 | ||
5679 | bfa_trc(__vport_fcs(vport), __vport_pwwn(vport)); | |
5680 | bfa_trc(__vport_fcs(vport), status); | |
5681 | ||
5682 | switch (status) { | |
5683 | case BFA_STATUS_OK: | |
5684 | /* | |
5685 | * Initialiaze the V-Port fields | |
5686 | */ | |
5687 | __vport_fcid(vport) = bfa_lps_get_pid(vport->lps); | |
5688 | vport->vport_stats.fdisc_accepts++; | |
5689 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_OK); | |
5690 | break; | |
5691 | ||
5692 | case BFA_STATUS_INVALID_MAC: | |
5693 | /* Only for CNA */ | |
5694 | vport->vport_stats.fdisc_acc_bad++; | |
5695 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR); | |
5696 | ||
5697 | break; | |
5698 | ||
5699 | case BFA_STATUS_EPROTOCOL: | |
5700 | switch (bfa_lps_get_extstatus(vport->lps)) { | |
5701 | case BFA_EPROTO_BAD_ACCEPT: | |
5702 | vport->vport_stats.fdisc_acc_bad++; | |
5703 | break; | |
5704 | ||
5705 | case BFA_EPROTO_UNKNOWN_RSP: | |
5706 | vport->vport_stats.fdisc_unknown_rsp++; | |
5707 | break; | |
5708 | ||
5709 | default: | |
5710 | break; | |
5711 | } | |
5712 | ||
5713 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR); | |
5714 | break; | |
5715 | ||
5716 | case BFA_STATUS_FABRIC_RJT: | |
5717 | vport->vport_stats.fdisc_rejects++; | |
5718 | bfa_fcs_vport_fdisc_rejected(vport); | |
5719 | break; | |
5720 | ||
5721 | default: | |
5722 | vport->vport_stats.fdisc_rsp_err++; | |
5723 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR); | |
5724 | } | |
5725 | } | |
5726 | ||
5fbe25c7 | 5727 | /* |
a36c61f9 KG |
5728 | * LOGO response |
5729 | */ | |
5730 | void | |
5731 | bfa_cb_lps_fdisclogo_comp(void *bfad, void *uarg) | |
5732 | { | |
5733 | struct bfa_fcs_vport_s *vport = uarg; | |
5734 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_OK); | |
5735 | } | |
5736 | ||
5fbe25c7 | 5737 | /* |
a36c61f9 KG |
5738 | * Received clear virtual link |
5739 | */ | |
5740 | void | |
5741 | bfa_cb_lps_cvl_event(void *bfad, void *uarg) | |
5742 | { | |
5743 | struct bfa_fcs_vport_s *vport = uarg; | |
5744 | ||
5745 | /* Send an Offline followed by an ONLINE */ | |
5746 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_OFFLINE); | |
5747 | bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_ONLINE); | |
5748 | } |