Commit | Line | Data |
---|---|---|
7725ccfd | 1 | /* |
889d0d42 AG |
2 | * Copyright (c) 2005-2014 Brocade Communications Systems, Inc. |
3 | * Copyright (c) 2014- QLogic Corporation. | |
7725ccfd | 4 | * All rights reserved |
889d0d42 | 5 | * www.qlogic.com |
7725ccfd | 6 | * |
31e1d569 | 7 | * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter. |
7725ccfd JH |
8 | * |
9 | * This program is free software; you can redistribute it and/or modify it | |
10 | * under the terms of the GNU General Public License (GPL) Version 2 as | |
11 | * published by the Free Software Foundation | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, but | |
14 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
16 | * General Public License for more details. | |
17 | */ | |
18 | ||
5fbe25c7 | 19 | /* |
7725ccfd JH |
20 | * rport.c Remote port implementation. |
21 | */ | |
22 | ||
f16a1750 | 23 | #include "bfad_drv.h" |
7826f304 | 24 | #include "bfad_im.h" |
a36c61f9 KG |
25 | #include "bfa_fcs.h" |
26 | #include "bfa_fcbuild.h" | |
7725ccfd JH |
27 | |
28 | BFA_TRC_FILE(FCS, RPORT); | |
29 | ||
a36c61f9 KG |
30 | static u32 |
31 | bfa_fcs_rport_del_timeout = BFA_FCS_RPORT_DEF_DEL_TIMEOUT * 1000; | |
32 | /* In millisecs */ | |
61ba4394 KG |
33 | /* |
34 | * bfa_fcs_rport_max_logins is max count of bfa_fcs_rports | |
35 | * whereas DEF_CFG_NUM_RPORTS is max count of bfa_rports | |
36 | */ | |
37 | static u32 bfa_fcs_rport_max_logins = BFA_FCS_MAX_RPORT_LOGINS; | |
38 | ||
7725ccfd JH |
39 | /* |
40 | * forward declarations | |
41 | */ | |
a36c61f9 KG |
42 | static struct bfa_fcs_rport_s *bfa_fcs_rport_alloc( |
43 | struct bfa_fcs_lport_s *port, wwn_t pwwn, u32 rpid); | |
44 | static void bfa_fcs_rport_free(struct bfa_fcs_rport_s *rport); | |
45 | static void bfa_fcs_rport_hal_online(struct bfa_fcs_rport_s *rport); | |
61ba4394 KG |
46 | static void bfa_fcs_rport_fcs_online_action(struct bfa_fcs_rport_s *rport); |
47 | static void bfa_fcs_rport_hal_online_action(struct bfa_fcs_rport_s *rport); | |
48 | static void bfa_fcs_rport_fcs_offline_action(struct bfa_fcs_rport_s *rport); | |
49 | static void bfa_fcs_rport_hal_offline_action(struct bfa_fcs_rport_s *rport); | |
a36c61f9 KG |
50 | static void bfa_fcs_rport_update(struct bfa_fcs_rport_s *rport, |
51 | struct fc_logi_s *plogi); | |
52 | static void bfa_fcs_rport_timeout(void *arg); | |
53 | static void bfa_fcs_rport_send_plogi(void *rport_cbarg, | |
7725ccfd | 54 | struct bfa_fcxp_s *fcxp_alloced); |
a36c61f9 KG |
55 | static void bfa_fcs_rport_send_plogiacc(void *rport_cbarg, |
56 | struct bfa_fcxp_s *fcxp_alloced); | |
57 | static void bfa_fcs_rport_plogi_response(void *fcsarg, | |
58 | struct bfa_fcxp_s *fcxp, void *cbarg, | |
59 | bfa_status_t req_status, u32 rsp_len, | |
60 | u32 resid_len, struct fchs_s *rsp_fchs); | |
61 | static void bfa_fcs_rport_send_adisc(void *rport_cbarg, | |
7725ccfd | 62 | struct bfa_fcxp_s *fcxp_alloced); |
a36c61f9 KG |
63 | static void bfa_fcs_rport_adisc_response(void *fcsarg, |
64 | struct bfa_fcxp_s *fcxp, void *cbarg, | |
65 | bfa_status_t req_status, u32 rsp_len, | |
66 | u32 resid_len, struct fchs_s *rsp_fchs); | |
67 | static void bfa_fcs_rport_send_nsdisc(void *rport_cbarg, | |
7725ccfd | 68 | struct bfa_fcxp_s *fcxp_alloced); |
a36c61f9 KG |
69 | static void bfa_fcs_rport_gidpn_response(void *fcsarg, |
70 | struct bfa_fcxp_s *fcxp, void *cbarg, | |
71 | bfa_status_t req_status, u32 rsp_len, | |
72 | u32 resid_len, struct fchs_s *rsp_fchs); | |
73 | static void bfa_fcs_rport_gpnid_response(void *fcsarg, | |
74 | struct bfa_fcxp_s *fcxp, void *cbarg, | |
75 | bfa_status_t req_status, u32 rsp_len, | |
76 | u32 resid_len, struct fchs_s *rsp_fchs); | |
77 | static void bfa_fcs_rport_send_logo(void *rport_cbarg, | |
7725ccfd | 78 | struct bfa_fcxp_s *fcxp_alloced); |
a36c61f9 KG |
79 | static void bfa_fcs_rport_send_logo_acc(void *rport_cbarg); |
80 | static void bfa_fcs_rport_process_prli(struct bfa_fcs_rport_s *rport, | |
81 | struct fchs_s *rx_fchs, u16 len); | |
82 | static void bfa_fcs_rport_send_ls_rjt(struct bfa_fcs_rport_s *rport, | |
83 | struct fchs_s *rx_fchs, u8 reason_code, | |
84 | u8 reason_code_expl); | |
85 | static void bfa_fcs_rport_process_adisc(struct bfa_fcs_rport_s *rport, | |
86 | struct fchs_s *rx_fchs, u16 len); | |
87 | static void bfa_fcs_rport_send_prlo_acc(struct bfa_fcs_rport_s *rport); | |
61ba4394 | 88 | static void bfa_fcs_rport_hal_offline(struct bfa_fcs_rport_s *rport); |
7725ccfd | 89 | |
a36c61f9 | 90 | static void bfa_fcs_rport_sm_uninit(struct bfa_fcs_rport_s *rport, |
7725ccfd | 91 | enum rport_event event); |
a36c61f9 KG |
92 | static void bfa_fcs_rport_sm_plogi_sending(struct bfa_fcs_rport_s *rport, |
93 | enum rport_event event); | |
94 | static void bfa_fcs_rport_sm_plogiacc_sending(struct bfa_fcs_rport_s *rport, | |
7725ccfd | 95 | enum rport_event event); |
a36c61f9 KG |
96 | static void bfa_fcs_rport_sm_plogi_retry(struct bfa_fcs_rport_s *rport, |
97 | enum rport_event event); | |
98 | static void bfa_fcs_rport_sm_plogi(struct bfa_fcs_rport_s *rport, | |
7725ccfd | 99 | enum rport_event event); |
61ba4394 KG |
100 | static void bfa_fcs_rport_sm_fc4_fcs_online(struct bfa_fcs_rport_s *rport, |
101 | enum rport_event event); | |
a36c61f9 KG |
102 | static void bfa_fcs_rport_sm_hal_online(struct bfa_fcs_rport_s *rport, |
103 | enum rport_event event); | |
104 | static void bfa_fcs_rport_sm_online(struct bfa_fcs_rport_s *rport, | |
105 | enum rport_event event); | |
106 | static void bfa_fcs_rport_sm_nsquery_sending(struct bfa_fcs_rport_s *rport, | |
7725ccfd | 107 | enum rport_event event); |
a36c61f9 | 108 | static void bfa_fcs_rport_sm_nsquery(struct bfa_fcs_rport_s *rport, |
7725ccfd | 109 | enum rport_event event); |
bc0e2c2a KG |
110 | static void bfa_fcs_rport_sm_adisc_online_sending( |
111 | struct bfa_fcs_rport_s *rport, enum rport_event event); | |
112 | static void bfa_fcs_rport_sm_adisc_online(struct bfa_fcs_rport_s *rport, | |
113 | enum rport_event event); | |
114 | static void bfa_fcs_rport_sm_adisc_offline_sending(struct bfa_fcs_rport_s | |
115 | *rport, enum rport_event event); | |
116 | static void bfa_fcs_rport_sm_adisc_offline(struct bfa_fcs_rport_s *rport, | |
a36c61f9 KG |
117 | enum rport_event event); |
118 | static void bfa_fcs_rport_sm_fc4_logorcv(struct bfa_fcs_rport_s *rport, | |
119 | enum rport_event event); | |
120 | static void bfa_fcs_rport_sm_fc4_logosend(struct bfa_fcs_rport_s *rport, | |
121 | enum rport_event event); | |
122 | static void bfa_fcs_rport_sm_fc4_offline(struct bfa_fcs_rport_s *rport, | |
123 | enum rport_event event); | |
124 | static void bfa_fcs_rport_sm_hcb_offline(struct bfa_fcs_rport_s *rport, | |
125 | enum rport_event event); | |
126 | static void bfa_fcs_rport_sm_hcb_logorcv(struct bfa_fcs_rport_s *rport, | |
127 | enum rport_event event); | |
128 | static void bfa_fcs_rport_sm_hcb_logosend(struct bfa_fcs_rport_s *rport, | |
129 | enum rport_event event); | |
130 | static void bfa_fcs_rport_sm_logo_sending(struct bfa_fcs_rport_s *rport, | |
131 | enum rport_event event); | |
132 | static void bfa_fcs_rport_sm_offline(struct bfa_fcs_rport_s *rport, | |
7725ccfd | 133 | enum rport_event event); |
a36c61f9 KG |
134 | static void bfa_fcs_rport_sm_nsdisc_sending(struct bfa_fcs_rport_s *rport, |
135 | enum rport_event event); | |
136 | static void bfa_fcs_rport_sm_nsdisc_retry(struct bfa_fcs_rport_s *rport, | |
137 | enum rport_event event); | |
138 | static void bfa_fcs_rport_sm_nsdisc_sent(struct bfa_fcs_rport_s *rport, | |
139 | enum rport_event event); | |
140 | static void bfa_fcs_rport_sm_nsdisc_sent(struct bfa_fcs_rport_s *rport, | |
7725ccfd | 141 | enum rport_event event); |
61ba4394 KG |
142 | static void bfa_fcs_rport_sm_fc4_off_delete(struct bfa_fcs_rport_s *rport, |
143 | enum rport_event event); | |
144 | static void bfa_fcs_rport_sm_delete_pending(struct bfa_fcs_rport_s *rport, | |
145 | enum rport_event event); | |
7725ccfd JH |
146 | |
147 | static struct bfa_sm_table_s rport_sm_table[] = { | |
148 | {BFA_SM(bfa_fcs_rport_sm_uninit), BFA_RPORT_UNINIT}, | |
149 | {BFA_SM(bfa_fcs_rport_sm_plogi_sending), BFA_RPORT_PLOGI}, | |
150 | {BFA_SM(bfa_fcs_rport_sm_plogiacc_sending), BFA_RPORT_ONLINE}, | |
151 | {BFA_SM(bfa_fcs_rport_sm_plogi_retry), BFA_RPORT_PLOGI_RETRY}, | |
152 | {BFA_SM(bfa_fcs_rport_sm_plogi), BFA_RPORT_PLOGI}, | |
61ba4394 | 153 | {BFA_SM(bfa_fcs_rport_sm_fc4_fcs_online), BFA_RPORT_ONLINE}, |
7725ccfd JH |
154 | {BFA_SM(bfa_fcs_rport_sm_hal_online), BFA_RPORT_ONLINE}, |
155 | {BFA_SM(bfa_fcs_rport_sm_online), BFA_RPORT_ONLINE}, | |
156 | {BFA_SM(bfa_fcs_rport_sm_nsquery_sending), BFA_RPORT_NSQUERY}, | |
157 | {BFA_SM(bfa_fcs_rport_sm_nsquery), BFA_RPORT_NSQUERY}, | |
bc0e2c2a KG |
158 | {BFA_SM(bfa_fcs_rport_sm_adisc_online_sending), BFA_RPORT_ADISC}, |
159 | {BFA_SM(bfa_fcs_rport_sm_adisc_online), BFA_RPORT_ADISC}, | |
160 | {BFA_SM(bfa_fcs_rport_sm_adisc_offline_sending), BFA_RPORT_ADISC}, | |
161 | {BFA_SM(bfa_fcs_rport_sm_adisc_offline), BFA_RPORT_ADISC}, | |
7725ccfd JH |
162 | {BFA_SM(bfa_fcs_rport_sm_fc4_logorcv), BFA_RPORT_LOGORCV}, |
163 | {BFA_SM(bfa_fcs_rport_sm_fc4_logosend), BFA_RPORT_LOGO}, | |
164 | {BFA_SM(bfa_fcs_rport_sm_fc4_offline), BFA_RPORT_OFFLINE}, | |
165 | {BFA_SM(bfa_fcs_rport_sm_hcb_offline), BFA_RPORT_OFFLINE}, | |
166 | {BFA_SM(bfa_fcs_rport_sm_hcb_logorcv), BFA_RPORT_LOGORCV}, | |
167 | {BFA_SM(bfa_fcs_rport_sm_hcb_logosend), BFA_RPORT_LOGO}, | |
168 | {BFA_SM(bfa_fcs_rport_sm_logo_sending), BFA_RPORT_LOGO}, | |
169 | {BFA_SM(bfa_fcs_rport_sm_offline), BFA_RPORT_OFFLINE}, | |
170 | {BFA_SM(bfa_fcs_rport_sm_nsdisc_sending), BFA_RPORT_NSDISC}, | |
171 | {BFA_SM(bfa_fcs_rport_sm_nsdisc_retry), BFA_RPORT_NSDISC}, | |
172 | {BFA_SM(bfa_fcs_rport_sm_nsdisc_sent), BFA_RPORT_NSDISC}, | |
173 | }; | |
174 | ||
5fbe25c7 | 175 | /* |
a36c61f9 | 176 | * Beginning state. |
7725ccfd JH |
177 | */ |
178 | static void | |
179 | bfa_fcs_rport_sm_uninit(struct bfa_fcs_rport_s *rport, enum rport_event event) | |
180 | { | |
181 | bfa_trc(rport->fcs, rport->pwwn); | |
182 | bfa_trc(rport->fcs, rport->pid); | |
183 | bfa_trc(rport->fcs, event); | |
184 | ||
185 | switch (event) { | |
186 | case RPSM_EVENT_PLOGI_SEND: | |
187 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_sending); | |
188 | rport->plogi_retries = 0; | |
189 | bfa_fcs_rport_send_plogi(rport, NULL); | |
190 | break; | |
191 | ||
192 | case RPSM_EVENT_PLOGI_RCVD: | |
07cdc046 VMG |
193 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending); |
194 | bfa_fcs_rport_send_plogiacc(rport, NULL); | |
7725ccfd JH |
195 | break; |
196 | ||
197 | case RPSM_EVENT_PLOGI_COMP: | |
198 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_hal_online); | |
199 | bfa_fcs_rport_hal_online(rport); | |
200 | break; | |
201 | ||
202 | case RPSM_EVENT_ADDRESS_CHANGE: | |
203 | case RPSM_EVENT_ADDRESS_DISC: | |
204 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending); | |
205 | rport->ns_retries = 0; | |
a36c61f9 | 206 | bfa_fcs_rport_send_nsdisc(rport, NULL); |
7725ccfd | 207 | break; |
7725ccfd | 208 | default: |
e641de37 | 209 | bfa_sm_fault(rport->fcs, event); |
7725ccfd JH |
210 | } |
211 | } | |
212 | ||
5fbe25c7 | 213 | /* |
a36c61f9 | 214 | * PLOGI is being sent. |
7725ccfd JH |
215 | */ |
216 | static void | |
217 | bfa_fcs_rport_sm_plogi_sending(struct bfa_fcs_rport_s *rport, | |
a36c61f9 | 218 | enum rport_event event) |
7725ccfd JH |
219 | { |
220 | bfa_trc(rport->fcs, rport->pwwn); | |
221 | bfa_trc(rport->fcs, rport->pid); | |
222 | bfa_trc(rport->fcs, event); | |
223 | ||
224 | switch (event) { | |
225 | case RPSM_EVENT_FCXP_SENT: | |
226 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi); | |
227 | break; | |
228 | ||
229 | case RPSM_EVENT_DELETE: | |
230 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit); | |
231 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); | |
232 | bfa_fcs_rport_free(rport); | |
233 | break; | |
234 | ||
235 | case RPSM_EVENT_PLOGI_RCVD: | |
236 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending); | |
237 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); | |
238 | bfa_fcs_rport_send_plogiacc(rport, NULL); | |
239 | break; | |
240 | ||
bc0e2c2a KG |
241 | case RPSM_EVENT_SCN_OFFLINE: |
242 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline); | |
243 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); | |
244 | bfa_timer_start(rport->fcs->bfa, &rport->timer, | |
245 | bfa_fcs_rport_timeout, rport, | |
246 | bfa_fcs_rport_del_timeout); | |
247 | break; | |
7725ccfd | 248 | case RPSM_EVENT_ADDRESS_CHANGE: |
bc0e2c2a | 249 | case RPSM_EVENT_FAB_SCN: |
a36c61f9 | 250 | /* query the NS */ |
7725ccfd | 251 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); |
bc0e2c2a KG |
252 | WARN_ON(!(bfa_fcport_get_topology(rport->port->fcs->bfa) != |
253 | BFA_PORT_TOPOLOGY_LOOP)); | |
7725ccfd JH |
254 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending); |
255 | rport->ns_retries = 0; | |
a36c61f9 | 256 | bfa_fcs_rport_send_nsdisc(rport, NULL); |
7725ccfd JH |
257 | break; |
258 | ||
259 | case RPSM_EVENT_LOGO_IMP: | |
260 | rport->pid = 0; | |
261 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline); | |
262 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); | |
263 | bfa_timer_start(rport->fcs->bfa, &rport->timer, | |
264 | bfa_fcs_rport_timeout, rport, | |
265 | bfa_fcs_rport_del_timeout); | |
266 | break; | |
267 | ||
7725ccfd JH |
268 | |
269 | default: | |
e641de37 | 270 | bfa_sm_fault(rport->fcs, event); |
7725ccfd JH |
271 | } |
272 | } | |
273 | ||
5fbe25c7 | 274 | /* |
a36c61f9 | 275 | * PLOGI is being sent. |
7725ccfd JH |
276 | */ |
277 | static void | |
278 | bfa_fcs_rport_sm_plogiacc_sending(struct bfa_fcs_rport_s *rport, | |
a36c61f9 | 279 | enum rport_event event) |
7725ccfd JH |
280 | { |
281 | bfa_trc(rport->fcs, rport->pwwn); | |
282 | bfa_trc(rport->fcs, rport->pid); | |
283 | bfa_trc(rport->fcs, event); | |
284 | ||
285 | switch (event) { | |
286 | case RPSM_EVENT_FCXP_SENT: | |
61ba4394 KG |
287 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_fcs_online); |
288 | bfa_fcs_rport_fcs_online_action(rport); | |
7725ccfd JH |
289 | break; |
290 | ||
291 | case RPSM_EVENT_DELETE: | |
292 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit); | |
293 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); | |
294 | bfa_fcs_rport_free(rport); | |
295 | break; | |
296 | ||
a36c61f9 | 297 | case RPSM_EVENT_PLOGI_RCVD: |
d7be54cc | 298 | case RPSM_EVENT_PLOGI_COMP: |
bc0e2c2a | 299 | case RPSM_EVENT_FAB_SCN: |
5fbe25c7 | 300 | /* |
7725ccfd JH |
301 | * Ignore, SCN is possibly online notification. |
302 | */ | |
303 | break; | |
304 | ||
bc0e2c2a KG |
305 | case RPSM_EVENT_SCN_OFFLINE: |
306 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline); | |
307 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); | |
308 | bfa_timer_start(rport->fcs->bfa, &rport->timer, | |
309 | bfa_fcs_rport_timeout, rport, | |
310 | bfa_fcs_rport_del_timeout); | |
311 | break; | |
312 | ||
7725ccfd JH |
313 | case RPSM_EVENT_ADDRESS_CHANGE: |
314 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); | |
315 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending); | |
316 | rport->ns_retries = 0; | |
a36c61f9 | 317 | bfa_fcs_rport_send_nsdisc(rport, NULL); |
7725ccfd JH |
318 | break; |
319 | ||
320 | case RPSM_EVENT_LOGO_IMP: | |
321 | rport->pid = 0; | |
322 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline); | |
323 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); | |
324 | bfa_timer_start(rport->fcs->bfa, &rport->timer, | |
325 | bfa_fcs_rport_timeout, rport, | |
326 | bfa_fcs_rport_del_timeout); | |
327 | break; | |
328 | ||
329 | case RPSM_EVENT_HCB_OFFLINE: | |
5fbe25c7 | 330 | /* |
7725ccfd JH |
331 | * Ignore BFA callback, on a PLOGI receive we call bfa offline. |
332 | */ | |
333 | break; | |
334 | ||
335 | default: | |
e641de37 | 336 | bfa_sm_fault(rport->fcs, event); |
7725ccfd JH |
337 | } |
338 | } | |
339 | ||
5fbe25c7 | 340 | /* |
a36c61f9 | 341 | * PLOGI is sent. |
7725ccfd JH |
342 | */ |
343 | static void | |
344 | bfa_fcs_rport_sm_plogi_retry(struct bfa_fcs_rport_s *rport, | |
345 | enum rport_event event) | |
346 | { | |
347 | bfa_trc(rport->fcs, rport->pwwn); | |
348 | bfa_trc(rport->fcs, rport->pid); | |
349 | bfa_trc(rport->fcs, event); | |
350 | ||
351 | switch (event) { | |
7725ccfd | 352 | case RPSM_EVENT_TIMEOUT: |
a36c61f9 KG |
353 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_sending); |
354 | bfa_fcs_rport_send_plogi(rport, NULL); | |
7725ccfd JH |
355 | break; |
356 | ||
357 | case RPSM_EVENT_DELETE: | |
358 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit); | |
359 | bfa_timer_stop(&rport->timer); | |
360 | bfa_fcs_rport_free(rport); | |
361 | break; | |
362 | ||
4b5e759d | 363 | case RPSM_EVENT_PRLO_RCVD: |
7725ccfd JH |
364 | case RPSM_EVENT_LOGO_RCVD: |
365 | break; | |
366 | ||
367 | case RPSM_EVENT_PLOGI_RCVD: | |
368 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending); | |
369 | bfa_timer_stop(&rport->timer); | |
370 | bfa_fcs_rport_send_plogiacc(rport, NULL); | |
371 | break; | |
372 | ||
bc0e2c2a KG |
373 | case RPSM_EVENT_SCN_OFFLINE: |
374 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline); | |
375 | bfa_timer_stop(&rport->timer); | |
376 | bfa_timer_start(rport->fcs->bfa, &rport->timer, | |
377 | bfa_fcs_rport_timeout, rport, | |
378 | bfa_fcs_rport_del_timeout); | |
379 | break; | |
380 | ||
7725ccfd | 381 | case RPSM_EVENT_ADDRESS_CHANGE: |
bc0e2c2a | 382 | case RPSM_EVENT_FAB_SCN: |
7725ccfd | 383 | bfa_timer_stop(&rport->timer); |
bc0e2c2a KG |
384 | WARN_ON(!(bfa_fcport_get_topology(rport->port->fcs->bfa) != |
385 | BFA_PORT_TOPOLOGY_LOOP)); | |
7725ccfd JH |
386 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending); |
387 | rport->ns_retries = 0; | |
a36c61f9 | 388 | bfa_fcs_rport_send_nsdisc(rport, NULL); |
7725ccfd JH |
389 | break; |
390 | ||
391 | case RPSM_EVENT_LOGO_IMP: | |
392 | rport->pid = 0; | |
393 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline); | |
394 | bfa_timer_stop(&rport->timer); | |
395 | bfa_timer_start(rport->fcs->bfa, &rport->timer, | |
396 | bfa_fcs_rport_timeout, rport, | |
397 | bfa_fcs_rport_del_timeout); | |
398 | break; | |
399 | ||
400 | case RPSM_EVENT_PLOGI_COMP: | |
61ba4394 | 401 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_fcs_online); |
7725ccfd | 402 | bfa_timer_stop(&rport->timer); |
61ba4394 | 403 | bfa_fcs_rport_fcs_online_action(rport); |
7725ccfd JH |
404 | break; |
405 | ||
406 | default: | |
e641de37 | 407 | bfa_sm_fault(rport->fcs, event); |
7725ccfd JH |
408 | } |
409 | } | |
410 | ||
5fbe25c7 | 411 | /* |
a36c61f9 | 412 | * PLOGI is sent. |
7725ccfd JH |
413 | */ |
414 | static void | |
415 | bfa_fcs_rport_sm_plogi(struct bfa_fcs_rport_s *rport, enum rport_event event) | |
416 | { | |
417 | bfa_trc(rport->fcs, rport->pwwn); | |
418 | bfa_trc(rport->fcs, rport->pid); | |
419 | bfa_trc(rport->fcs, event); | |
420 | ||
421 | switch (event) { | |
422 | case RPSM_EVENT_ACCEPTED: | |
61ba4394 | 423 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_fcs_online); |
7725ccfd | 424 | rport->plogi_retries = 0; |
61ba4394 | 425 | bfa_fcs_rport_fcs_online_action(rport); |
7725ccfd JH |
426 | break; |
427 | ||
428 | case RPSM_EVENT_LOGO_RCVD: | |
429 | bfa_fcs_rport_send_logo_acc(rport); | |
4b5e759d JH |
430 | /* |
431 | * !! fall through !! | |
432 | */ | |
433 | case RPSM_EVENT_PRLO_RCVD: | |
434 | if (rport->prlo == BFA_TRUE) | |
435 | bfa_fcs_rport_send_prlo_acc(rport); | |
436 | ||
7725ccfd JH |
437 | bfa_fcxp_discard(rport->fcxp); |
438 | /* | |
439 | * !! fall through !! | |
440 | */ | |
441 | case RPSM_EVENT_FAILED: | |
a36c61f9 KG |
442 | if (rport->plogi_retries < BFA_FCS_RPORT_MAX_RETRIES) { |
443 | rport->plogi_retries++; | |
444 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_retry); | |
445 | bfa_timer_start(rport->fcs->bfa, &rport->timer, | |
446 | bfa_fcs_rport_timeout, rport, | |
447 | BFA_FCS_RETRY_TIMEOUT); | |
448 | } else { | |
449 | bfa_stats(rport->port, rport_del_max_plogi_retry); | |
ee1a4a42 | 450 | rport->old_pid = rport->pid; |
a36c61f9 KG |
451 | rport->pid = 0; |
452 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline); | |
453 | bfa_timer_start(rport->fcs->bfa, &rport->timer, | |
454 | bfa_fcs_rport_timeout, rport, | |
455 | bfa_fcs_rport_del_timeout); | |
456 | } | |
457 | break; | |
458 | ||
bc0e2c2a KG |
459 | case RPSM_EVENT_SCN_ONLINE: |
460 | break; | |
461 | ||
462 | case RPSM_EVENT_SCN_OFFLINE: | |
463 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline); | |
464 | bfa_fcxp_discard(rport->fcxp); | |
465 | bfa_timer_start(rport->fcs->bfa, &rport->timer, | |
466 | bfa_fcs_rport_timeout, rport, | |
467 | bfa_fcs_rport_del_timeout); | |
468 | break; | |
469 | ||
470 | case RPSM_EVENT_PLOGI_RETRY: | |
a36c61f9 | 471 | rport->plogi_retries = 0; |
7725ccfd JH |
472 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_retry); |
473 | bfa_timer_start(rport->fcs->bfa, &rport->timer, | |
474 | bfa_fcs_rport_timeout, rport, | |
a36c61f9 | 475 | (FC_RA_TOV * 1000)); |
7725ccfd JH |
476 | break; |
477 | ||
478 | case RPSM_EVENT_LOGO_IMP: | |
479 | rport->pid = 0; | |
480 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline); | |
481 | bfa_fcxp_discard(rport->fcxp); | |
482 | bfa_timer_start(rport->fcs->bfa, &rport->timer, | |
483 | bfa_fcs_rport_timeout, rport, | |
484 | bfa_fcs_rport_del_timeout); | |
485 | break; | |
486 | ||
487 | case RPSM_EVENT_ADDRESS_CHANGE: | |
bc0e2c2a | 488 | case RPSM_EVENT_FAB_SCN: |
7725ccfd | 489 | bfa_fcxp_discard(rport->fcxp); |
bc0e2c2a KG |
490 | WARN_ON(!(bfa_fcport_get_topology(rport->port->fcs->bfa) != |
491 | BFA_PORT_TOPOLOGY_LOOP)); | |
7725ccfd JH |
492 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending); |
493 | rport->ns_retries = 0; | |
a36c61f9 | 494 | bfa_fcs_rport_send_nsdisc(rport, NULL); |
7725ccfd JH |
495 | break; |
496 | ||
497 | case RPSM_EVENT_PLOGI_RCVD: | |
498 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending); | |
499 | bfa_fcxp_discard(rport->fcxp); | |
500 | bfa_fcs_rport_send_plogiacc(rport, NULL); | |
501 | break; | |
502 | ||
7725ccfd JH |
503 | case RPSM_EVENT_DELETE: |
504 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit); | |
505 | bfa_fcxp_discard(rport->fcxp); | |
506 | bfa_fcs_rport_free(rport); | |
507 | break; | |
508 | ||
509 | case RPSM_EVENT_PLOGI_COMP: | |
61ba4394 | 510 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_fcs_online); |
7725ccfd | 511 | bfa_fcxp_discard(rport->fcxp); |
61ba4394 KG |
512 | bfa_fcs_rport_fcs_online_action(rport); |
513 | break; | |
514 | ||
515 | default: | |
516 | bfa_sm_fault(rport->fcs, event); | |
517 | } | |
518 | } | |
519 | ||
520 | /* | |
521 | * PLOGI is done. Await bfa_fcs_itnim to ascertain the scsi function | |
522 | */ | |
523 | static void | |
524 | bfa_fcs_rport_sm_fc4_fcs_online(struct bfa_fcs_rport_s *rport, | |
525 | enum rport_event event) | |
526 | { | |
527 | bfa_trc(rport->fcs, rport->pwwn); | |
528 | bfa_trc(rport->fcs, rport->pid); | |
529 | bfa_trc(rport->fcs, event); | |
530 | ||
531 | switch (event) { | |
532 | case RPSM_EVENT_FC4_FCS_ONLINE: | |
533 | if (rport->scsi_function == BFA_RPORT_INITIATOR) { | |
534 | if (!BFA_FCS_PID_IS_WKA(rport->pid)) | |
535 | bfa_fcs_rpf_rport_online(rport); | |
536 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_online); | |
537 | break; | |
538 | } | |
539 | ||
540 | if (!rport->bfa_rport) | |
541 | rport->bfa_rport = | |
542 | bfa_rport_create(rport->fcs->bfa, rport); | |
543 | ||
544 | if (rport->bfa_rport) { | |
545 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_hal_online); | |
546 | bfa_fcs_rport_hal_online(rport); | |
547 | } else { | |
548 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend); | |
549 | bfa_fcs_rport_fcs_offline_action(rport); | |
550 | } | |
551 | break; | |
552 | ||
553 | case RPSM_EVENT_PLOGI_RCVD: | |
554 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline); | |
555 | rport->plogi_pending = BFA_TRUE; | |
556 | bfa_fcs_rport_fcs_offline_action(rport); | |
557 | break; | |
558 | ||
559 | case RPSM_EVENT_PLOGI_COMP: | |
560 | case RPSM_EVENT_LOGO_IMP: | |
561 | case RPSM_EVENT_ADDRESS_CHANGE: | |
bc0e2c2a KG |
562 | case RPSM_EVENT_FAB_SCN: |
563 | case RPSM_EVENT_SCN_OFFLINE: | |
61ba4394 KG |
564 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline); |
565 | bfa_fcs_rport_fcs_offline_action(rport); | |
566 | break; | |
567 | ||
568 | case RPSM_EVENT_LOGO_RCVD: | |
569 | case RPSM_EVENT_PRLO_RCVD: | |
570 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logorcv); | |
571 | bfa_fcs_rport_fcs_offline_action(rport); | |
572 | break; | |
573 | ||
574 | case RPSM_EVENT_DELETE: | |
575 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend); | |
576 | bfa_fcs_rport_fcs_offline_action(rport); | |
7725ccfd JH |
577 | break; |
578 | ||
579 | default: | |
e641de37 | 580 | bfa_sm_fault(rport->fcs, event); |
61ba4394 | 581 | break; |
7725ccfd JH |
582 | } |
583 | } | |
584 | ||
5fbe25c7 | 585 | /* |
a36c61f9 KG |
586 | * PLOGI is complete. Awaiting BFA rport online callback. FC-4s |
587 | * are offline. | |
7725ccfd JH |
588 | */ |
589 | static void | |
590 | bfa_fcs_rport_sm_hal_online(struct bfa_fcs_rport_s *rport, | |
591 | enum rport_event event) | |
592 | { | |
593 | bfa_trc(rport->fcs, rport->pwwn); | |
594 | bfa_trc(rport->fcs, rport->pid); | |
595 | bfa_trc(rport->fcs, event); | |
596 | ||
597 | switch (event) { | |
598 | case RPSM_EVENT_HCB_ONLINE: | |
599 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_online); | |
61ba4394 | 600 | bfa_fcs_rport_hal_online_action(rport); |
7725ccfd JH |
601 | break; |
602 | ||
d7be54cc | 603 | case RPSM_EVENT_PLOGI_COMP: |
4b5e759d JH |
604 | break; |
605 | ||
61ba4394 | 606 | case RPSM_EVENT_PRLO_RCVD: |
7725ccfd | 607 | case RPSM_EVENT_LOGO_RCVD: |
61ba4394 KG |
608 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logorcv); |
609 | bfa_fcs_rport_fcs_offline_action(rport); | |
7725ccfd JH |
610 | break; |
611 | ||
bc0e2c2a | 612 | case RPSM_EVENT_FAB_SCN: |
7725ccfd JH |
613 | case RPSM_EVENT_LOGO_IMP: |
614 | case RPSM_EVENT_ADDRESS_CHANGE: | |
bc0e2c2a | 615 | case RPSM_EVENT_SCN_OFFLINE: |
61ba4394 KG |
616 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline); |
617 | bfa_fcs_rport_fcs_offline_action(rport); | |
7725ccfd JH |
618 | break; |
619 | ||
620 | case RPSM_EVENT_PLOGI_RCVD: | |
d7be54cc | 621 | rport->plogi_pending = BFA_TRUE; |
61ba4394 KG |
622 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline); |
623 | bfa_fcs_rport_fcs_offline_action(rport); | |
7725ccfd JH |
624 | break; |
625 | ||
626 | case RPSM_EVENT_DELETE: | |
61ba4394 KG |
627 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend); |
628 | bfa_fcs_rport_fcs_offline_action(rport); | |
7725ccfd JH |
629 | break; |
630 | ||
631 | default: | |
e641de37 | 632 | bfa_sm_fault(rport->fcs, event); |
7725ccfd JH |
633 | } |
634 | } | |
635 | ||
5fbe25c7 | 636 | /* |
a36c61f9 | 637 | * Rport is ONLINE. FC-4s active. |
7725ccfd JH |
638 | */ |
639 | static void | |
640 | bfa_fcs_rport_sm_online(struct bfa_fcs_rport_s *rport, enum rport_event event) | |
641 | { | |
642 | bfa_trc(rport->fcs, rport->pwwn); | |
643 | bfa_trc(rport->fcs, rport->pid); | |
644 | bfa_trc(rport->fcs, event); | |
645 | ||
646 | switch (event) { | |
bc0e2c2a | 647 | case RPSM_EVENT_FAB_SCN: |
7725ccfd JH |
648 | if (bfa_fcs_fabric_is_switched(rport->port->fabric)) { |
649 | bfa_sm_set_state(rport, | |
650 | bfa_fcs_rport_sm_nsquery_sending); | |
651 | rport->ns_retries = 0; | |
a36c61f9 | 652 | bfa_fcs_rport_send_nsdisc(rport, NULL); |
7725ccfd | 653 | } else { |
bc0e2c2a KG |
654 | bfa_sm_set_state(rport, |
655 | bfa_fcs_rport_sm_adisc_online_sending); | |
7725ccfd JH |
656 | bfa_fcs_rport_send_adisc(rport, NULL); |
657 | } | |
658 | break; | |
659 | ||
660 | case RPSM_EVENT_PLOGI_RCVD: | |
661 | case RPSM_EVENT_LOGO_IMP: | |
662 | case RPSM_EVENT_ADDRESS_CHANGE: | |
bc0e2c2a | 663 | case RPSM_EVENT_SCN_OFFLINE: |
7725ccfd | 664 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline); |
61ba4394 | 665 | bfa_fcs_rport_hal_offline_action(rport); |
7725ccfd JH |
666 | break; |
667 | ||
668 | case RPSM_EVENT_DELETE: | |
669 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend); | |
61ba4394 | 670 | bfa_fcs_rport_hal_offline_action(rport); |
7725ccfd JH |
671 | break; |
672 | ||
673 | case RPSM_EVENT_LOGO_RCVD: | |
4b5e759d | 674 | case RPSM_EVENT_PRLO_RCVD: |
7725ccfd | 675 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logorcv); |
61ba4394 | 676 | bfa_fcs_rport_hal_offline_action(rport); |
7725ccfd JH |
677 | break; |
678 | ||
bc0e2c2a | 679 | case RPSM_EVENT_SCN_ONLINE: |
7725ccfd JH |
680 | case RPSM_EVENT_PLOGI_COMP: |
681 | break; | |
682 | ||
683 | default: | |
e641de37 | 684 | bfa_sm_fault(rport->fcs, event); |
7725ccfd JH |
685 | } |
686 | } | |
687 | ||
5fbe25c7 | 688 | /* |
a36c61f9 KG |
689 | * An SCN event is received in ONLINE state. NS query is being sent |
690 | * prior to ADISC authentication with rport. FC-4s are paused. | |
7725ccfd JH |
691 | */ |
692 | static void | |
693 | bfa_fcs_rport_sm_nsquery_sending(struct bfa_fcs_rport_s *rport, | |
a36c61f9 | 694 | enum rport_event event) |
7725ccfd JH |
695 | { |
696 | bfa_trc(rport->fcs, rport->pwwn); | |
697 | bfa_trc(rport->fcs, rport->pid); | |
698 | bfa_trc(rport->fcs, event); | |
699 | ||
700 | switch (event) { | |
701 | case RPSM_EVENT_FCXP_SENT: | |
702 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsquery); | |
703 | break; | |
704 | ||
705 | case RPSM_EVENT_DELETE: | |
706 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend); | |
707 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); | |
61ba4394 | 708 | bfa_fcs_rport_hal_offline_action(rport); |
7725ccfd JH |
709 | break; |
710 | ||
bc0e2c2a | 711 | case RPSM_EVENT_FAB_SCN: |
5fbe25c7 | 712 | /* |
7725ccfd JH |
713 | * ignore SCN, wait for response to query itself |
714 | */ | |
715 | break; | |
716 | ||
717 | case RPSM_EVENT_LOGO_RCVD: | |
4b5e759d | 718 | case RPSM_EVENT_PRLO_RCVD: |
7725ccfd JH |
719 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logorcv); |
720 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); | |
61ba4394 | 721 | bfa_fcs_rport_hal_offline_action(rport); |
7725ccfd JH |
722 | break; |
723 | ||
724 | case RPSM_EVENT_LOGO_IMP: | |
7725ccfd JH |
725 | case RPSM_EVENT_PLOGI_RCVD: |
726 | case RPSM_EVENT_ADDRESS_CHANGE: | |
727 | case RPSM_EVENT_PLOGI_COMP: | |
728 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline); | |
729 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); | |
61ba4394 | 730 | bfa_fcs_rport_hal_offline_action(rport); |
7725ccfd JH |
731 | break; |
732 | ||
733 | default: | |
e641de37 | 734 | bfa_sm_fault(rport->fcs, event); |
7725ccfd JH |
735 | } |
736 | } | |
737 | ||
5fbe25c7 | 738 | /* |
a36c61f9 KG |
739 | * An SCN event is received in ONLINE state. NS query is sent to rport. |
740 | * FC-4s are paused. | |
7725ccfd JH |
741 | */ |
742 | static void | |
743 | bfa_fcs_rport_sm_nsquery(struct bfa_fcs_rport_s *rport, enum rport_event event) | |
744 | { | |
745 | bfa_trc(rport->fcs, rport->pwwn); | |
746 | bfa_trc(rport->fcs, rport->pid); | |
747 | bfa_trc(rport->fcs, event); | |
748 | ||
749 | switch (event) { | |
750 | case RPSM_EVENT_ACCEPTED: | |
bc0e2c2a | 751 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_adisc_online_sending); |
7725ccfd JH |
752 | bfa_fcs_rport_send_adisc(rport, NULL); |
753 | break; | |
754 | ||
755 | case RPSM_EVENT_FAILED: | |
756 | rport->ns_retries++; | |
757 | if (rport->ns_retries < BFA_FCS_RPORT_MAX_RETRIES) { | |
758 | bfa_sm_set_state(rport, | |
759 | bfa_fcs_rport_sm_nsquery_sending); | |
a36c61f9 | 760 | bfa_fcs_rport_send_nsdisc(rport, NULL); |
7725ccfd JH |
761 | } else { |
762 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline); | |
61ba4394 | 763 | bfa_fcs_rport_hal_offline_action(rport); |
7725ccfd JH |
764 | } |
765 | break; | |
766 | ||
767 | case RPSM_EVENT_DELETE: | |
768 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend); | |
769 | bfa_fcxp_discard(rport->fcxp); | |
61ba4394 | 770 | bfa_fcs_rport_hal_offline_action(rport); |
7725ccfd JH |
771 | break; |
772 | ||
bc0e2c2a | 773 | case RPSM_EVENT_FAB_SCN: |
7725ccfd JH |
774 | break; |
775 | ||
776 | case RPSM_EVENT_LOGO_RCVD: | |
4b5e759d | 777 | case RPSM_EVENT_PRLO_RCVD: |
7725ccfd JH |
778 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logorcv); |
779 | bfa_fcxp_discard(rport->fcxp); | |
61ba4394 | 780 | bfa_fcs_rport_hal_offline_action(rport); |
7725ccfd JH |
781 | break; |
782 | ||
783 | case RPSM_EVENT_PLOGI_COMP: | |
784 | case RPSM_EVENT_ADDRESS_CHANGE: | |
785 | case RPSM_EVENT_PLOGI_RCVD: | |
786 | case RPSM_EVENT_LOGO_IMP: | |
787 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline); | |
788 | bfa_fcxp_discard(rport->fcxp); | |
61ba4394 | 789 | bfa_fcs_rport_hal_offline_action(rport); |
7725ccfd JH |
790 | break; |
791 | ||
792 | default: | |
e641de37 | 793 | bfa_sm_fault(rport->fcs, event); |
7725ccfd JH |
794 | } |
795 | } | |
796 | ||
5fbe25c7 | 797 | /* |
a36c61f9 KG |
798 | * An SCN event is received in ONLINE state. ADISC is being sent for |
799 | * authenticating with rport. FC-4s are paused. | |
7725ccfd JH |
800 | */ |
801 | static void | |
bc0e2c2a | 802 | bfa_fcs_rport_sm_adisc_online_sending(struct bfa_fcs_rport_s *rport, |
a36c61f9 | 803 | enum rport_event event) |
7725ccfd JH |
804 | { |
805 | bfa_trc(rport->fcs, rport->pwwn); | |
806 | bfa_trc(rport->fcs, rport->pid); | |
807 | bfa_trc(rport->fcs, event); | |
808 | ||
809 | switch (event) { | |
810 | case RPSM_EVENT_FCXP_SENT: | |
bc0e2c2a | 811 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_adisc_online); |
7725ccfd JH |
812 | break; |
813 | ||
814 | case RPSM_EVENT_DELETE: | |
815 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend); | |
816 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); | |
61ba4394 | 817 | bfa_fcs_rport_hal_offline_action(rport); |
7725ccfd JH |
818 | break; |
819 | ||
820 | case RPSM_EVENT_LOGO_IMP: | |
821 | case RPSM_EVENT_ADDRESS_CHANGE: | |
822 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline); | |
823 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); | |
61ba4394 | 824 | bfa_fcs_rport_hal_offline_action(rport); |
7725ccfd JH |
825 | break; |
826 | ||
827 | case RPSM_EVENT_LOGO_RCVD: | |
4b5e759d | 828 | case RPSM_EVENT_PRLO_RCVD: |
7725ccfd JH |
829 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logorcv); |
830 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); | |
61ba4394 | 831 | bfa_fcs_rport_hal_offline_action(rport); |
7725ccfd JH |
832 | break; |
833 | ||
bc0e2c2a | 834 | case RPSM_EVENT_FAB_SCN: |
7725ccfd JH |
835 | break; |
836 | ||
837 | case RPSM_EVENT_PLOGI_RCVD: | |
838 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline); | |
839 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); | |
61ba4394 | 840 | bfa_fcs_rport_hal_offline_action(rport); |
7725ccfd JH |
841 | break; |
842 | ||
843 | default: | |
e641de37 | 844 | bfa_sm_fault(rport->fcs, event); |
7725ccfd JH |
845 | } |
846 | } | |
847 | ||
5fbe25c7 | 848 | /* |
a36c61f9 KG |
849 | * An SCN event is received in ONLINE state. ADISC is to rport. |
850 | * FC-4s are paused. | |
7725ccfd JH |
851 | */ |
852 | static void | |
bc0e2c2a KG |
853 | bfa_fcs_rport_sm_adisc_online(struct bfa_fcs_rport_s *rport, |
854 | enum rport_event event) | |
7725ccfd JH |
855 | { |
856 | bfa_trc(rport->fcs, rport->pwwn); | |
857 | bfa_trc(rport->fcs, rport->pid); | |
858 | bfa_trc(rport->fcs, event); | |
859 | ||
860 | switch (event) { | |
861 | case RPSM_EVENT_ACCEPTED: | |
862 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_online); | |
7725ccfd JH |
863 | break; |
864 | ||
865 | case RPSM_EVENT_PLOGI_RCVD: | |
5fbe25c7 | 866 | /* |
7725ccfd JH |
867 | * Too complex to cleanup FC-4 & rport and then acc to PLOGI. |
868 | * At least go offline when a PLOGI is received. | |
869 | */ | |
870 | bfa_fcxp_discard(rport->fcxp); | |
871 | /* | |
872 | * !!! fall through !!! | |
873 | */ | |
874 | ||
875 | case RPSM_EVENT_FAILED: | |
876 | case RPSM_EVENT_ADDRESS_CHANGE: | |
877 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline); | |
61ba4394 | 878 | bfa_fcs_rport_hal_offline_action(rport); |
7725ccfd JH |
879 | break; |
880 | ||
881 | case RPSM_EVENT_DELETE: | |
882 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend); | |
883 | bfa_fcxp_discard(rport->fcxp); | |
61ba4394 | 884 | bfa_fcs_rport_hal_offline_action(rport); |
7725ccfd JH |
885 | break; |
886 | ||
bc0e2c2a | 887 | case RPSM_EVENT_FAB_SCN: |
5fbe25c7 | 888 | /* |
7725ccfd JH |
889 | * already processing RSCN |
890 | */ | |
891 | break; | |
892 | ||
893 | case RPSM_EVENT_LOGO_IMP: | |
894 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline); | |
895 | bfa_fcxp_discard(rport->fcxp); | |
61ba4394 | 896 | bfa_fcs_rport_hal_offline_action(rport); |
7725ccfd JH |
897 | break; |
898 | ||
899 | case RPSM_EVENT_LOGO_RCVD: | |
4b5e759d | 900 | case RPSM_EVENT_PRLO_RCVD: |
7725ccfd JH |
901 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logorcv); |
902 | bfa_fcxp_discard(rport->fcxp); | |
61ba4394 | 903 | bfa_fcs_rport_hal_offline_action(rport); |
7725ccfd JH |
904 | break; |
905 | ||
906 | default: | |
e641de37 | 907 | bfa_sm_fault(rport->fcs, event); |
7725ccfd JH |
908 | } |
909 | } | |
910 | ||
5fbe25c7 | 911 | /* |
bc0e2c2a KG |
912 | * ADISC is being sent for authenticating with rport |
913 | * Already did offline actions. | |
914 | */ | |
915 | static void | |
916 | bfa_fcs_rport_sm_adisc_offline_sending(struct bfa_fcs_rport_s *rport, | |
917 | enum rport_event event) | |
918 | { | |
919 | bfa_trc(rport->fcs, rport->pwwn); | |
920 | bfa_trc(rport->fcs, rport->pid); | |
921 | bfa_trc(rport->fcs, event); | |
922 | ||
923 | switch (event) { | |
924 | case RPSM_EVENT_FCXP_SENT: | |
925 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_adisc_offline); | |
926 | break; | |
927 | ||
928 | case RPSM_EVENT_DELETE: | |
929 | case RPSM_EVENT_SCN_OFFLINE: | |
930 | case RPSM_EVENT_LOGO_IMP: | |
931 | case RPSM_EVENT_LOGO_RCVD: | |
932 | case RPSM_EVENT_PRLO_RCVD: | |
933 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline); | |
934 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, | |
935 | &rport->fcxp_wqe); | |
936 | bfa_timer_start(rport->fcs->bfa, &rport->timer, | |
937 | bfa_fcs_rport_timeout, rport, | |
938 | bfa_fcs_rport_del_timeout); | |
939 | break; | |
940 | ||
941 | case RPSM_EVENT_PLOGI_RCVD: | |
942 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending); | |
943 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); | |
944 | bfa_fcs_rport_send_plogiacc(rport, NULL); | |
945 | break; | |
946 | ||
947 | default: | |
948 | bfa_sm_fault(rport->fcs, event); | |
949 | } | |
950 | } | |
951 | ||
952 | /* | |
953 | * ADISC to rport | |
954 | * Already did offline actions | |
955 | */ | |
956 | static void | |
957 | bfa_fcs_rport_sm_adisc_offline(struct bfa_fcs_rport_s *rport, | |
958 | enum rport_event event) | |
959 | { | |
960 | bfa_trc(rport->fcs, rport->pwwn); | |
961 | bfa_trc(rport->fcs, rport->pid); | |
962 | bfa_trc(rport->fcs, event); | |
963 | ||
964 | switch (event) { | |
965 | case RPSM_EVENT_ACCEPTED: | |
966 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_hal_online); | |
967 | bfa_fcs_rport_hal_online(rport); | |
968 | break; | |
969 | ||
970 | case RPSM_EVENT_PLOGI_RCVD: | |
971 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending); | |
972 | bfa_fcxp_discard(rport->fcxp); | |
973 | bfa_fcs_rport_send_plogiacc(rport, NULL); | |
974 | break; | |
975 | ||
976 | case RPSM_EVENT_FAILED: | |
977 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline); | |
978 | bfa_timer_start(rport->fcs->bfa, &rport->timer, | |
979 | bfa_fcs_rport_timeout, rport, | |
980 | bfa_fcs_rport_del_timeout); | |
981 | break; | |
982 | ||
983 | case RPSM_EVENT_DELETE: | |
984 | case RPSM_EVENT_SCN_OFFLINE: | |
985 | case RPSM_EVENT_LOGO_IMP: | |
986 | case RPSM_EVENT_LOGO_RCVD: | |
987 | case RPSM_EVENT_PRLO_RCVD: | |
988 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline); | |
989 | bfa_fcxp_discard(rport->fcxp); | |
990 | bfa_timer_start(rport->fcs->bfa, &rport->timer, | |
991 | bfa_fcs_rport_timeout, rport, | |
992 | bfa_fcs_rport_del_timeout); | |
993 | break; | |
994 | ||
995 | default: | |
996 | bfa_sm_fault(rport->fcs, event); | |
997 | } | |
998 | } | |
999 | ||
1000 | /* | |
1001 | * Rport has sent LOGO. Awaiting FC-4 offline completion callback. | |
7725ccfd JH |
1002 | */ |
1003 | static void | |
1004 | bfa_fcs_rport_sm_fc4_logorcv(struct bfa_fcs_rport_s *rport, | |
1005 | enum rport_event event) | |
1006 | { | |
1007 | bfa_trc(rport->fcs, rport->pwwn); | |
1008 | bfa_trc(rport->fcs, rport->pid); | |
1009 | bfa_trc(rport->fcs, event); | |
1010 | ||
1011 | switch (event) { | |
1012 | case RPSM_EVENT_FC4_OFFLINE: | |
1013 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_logorcv); | |
61ba4394 | 1014 | bfa_fcs_rport_hal_offline(rport); |
7725ccfd JH |
1015 | break; |
1016 | ||
1017 | case RPSM_EVENT_DELETE: | |
61ba4394 KG |
1018 | if (rport->pid && (rport->prlo == BFA_TRUE)) |
1019 | bfa_fcs_rport_send_prlo_acc(rport); | |
1020 | if (rport->pid && (rport->prlo == BFA_FALSE)) | |
1021 | bfa_fcs_rport_send_logo_acc(rport); | |
1022 | ||
1023 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_off_delete); | |
7725ccfd JH |
1024 | break; |
1025 | ||
bc0e2c2a KG |
1026 | case RPSM_EVENT_SCN_ONLINE: |
1027 | case RPSM_EVENT_SCN_OFFLINE: | |
61ba4394 | 1028 | case RPSM_EVENT_HCB_ONLINE: |
7725ccfd | 1029 | case RPSM_EVENT_LOGO_RCVD: |
4b5e759d | 1030 | case RPSM_EVENT_PRLO_RCVD: |
7725ccfd JH |
1031 | case RPSM_EVENT_ADDRESS_CHANGE: |
1032 | break; | |
1033 | ||
1034 | default: | |
e641de37 | 1035 | bfa_sm_fault(rport->fcs, event); |
7725ccfd JH |
1036 | } |
1037 | } | |
1038 | ||
5fbe25c7 | 1039 | /* |
a36c61f9 KG |
1040 | * LOGO needs to be sent to rport. Awaiting FC-4 offline completion |
1041 | * callback. | |
7725ccfd JH |
1042 | */ |
1043 | static void | |
1044 | bfa_fcs_rport_sm_fc4_logosend(struct bfa_fcs_rport_s *rport, | |
a36c61f9 | 1045 | enum rport_event event) |
7725ccfd JH |
1046 | { |
1047 | bfa_trc(rport->fcs, rport->pwwn); | |
1048 | bfa_trc(rport->fcs, rport->pid); | |
1049 | bfa_trc(rport->fcs, event); | |
1050 | ||
1051 | switch (event) { | |
1052 | case RPSM_EVENT_FC4_OFFLINE: | |
1053 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_logosend); | |
61ba4394 KG |
1054 | bfa_fcs_rport_hal_offline(rport); |
1055 | break; | |
1056 | ||
1057 | case RPSM_EVENT_LOGO_RCVD: | |
1058 | bfa_fcs_rport_send_logo_acc(rport); | |
1059 | case RPSM_EVENT_PRLO_RCVD: | |
1060 | if (rport->prlo == BFA_TRUE) | |
1061 | bfa_fcs_rport_send_prlo_acc(rport); | |
1062 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_off_delete); | |
1063 | break; | |
1064 | ||
1065 | case RPSM_EVENT_HCB_ONLINE: | |
1066 | case RPSM_EVENT_DELETE: | |
1067 | /* Rport is being deleted */ | |
7725ccfd JH |
1068 | break; |
1069 | ||
1070 | default: | |
e641de37 | 1071 | bfa_sm_fault(rport->fcs, event); |
7725ccfd JH |
1072 | } |
1073 | } | |
1074 | ||
5fbe25c7 | 1075 | /* |
a36c61f9 | 1076 | * Rport is going offline. Awaiting FC-4 offline completion callback. |
7725ccfd JH |
1077 | */ |
1078 | static void | |
1079 | bfa_fcs_rport_sm_fc4_offline(struct bfa_fcs_rport_s *rport, | |
1080 | enum rport_event event) | |
1081 | { | |
1082 | bfa_trc(rport->fcs, rport->pwwn); | |
1083 | bfa_trc(rport->fcs, rport->pid); | |
1084 | bfa_trc(rport->fcs, event); | |
1085 | ||
1086 | switch (event) { | |
1087 | case RPSM_EVENT_FC4_OFFLINE: | |
1088 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_offline); | |
61ba4394 | 1089 | bfa_fcs_rport_hal_offline(rport); |
7725ccfd JH |
1090 | break; |
1091 | ||
bc0e2c2a KG |
1092 | case RPSM_EVENT_SCN_ONLINE: |
1093 | break; | |
7725ccfd | 1094 | case RPSM_EVENT_LOGO_RCVD: |
61ba4394 KG |
1095 | /* |
1096 | * Rport is going offline. Just ack the logo | |
1097 | */ | |
1098 | bfa_fcs_rport_send_logo_acc(rport); | |
1099 | break; | |
1100 | ||
4b5e759d | 1101 | case RPSM_EVENT_PRLO_RCVD: |
61ba4394 KG |
1102 | bfa_fcs_rport_send_prlo_acc(rport); |
1103 | break; | |
1104 | ||
bc0e2c2a | 1105 | case RPSM_EVENT_SCN_OFFLINE: |
61ba4394 | 1106 | case RPSM_EVENT_HCB_ONLINE: |
bc0e2c2a | 1107 | case RPSM_EVENT_FAB_SCN: |
61ba4394 | 1108 | case RPSM_EVENT_LOGO_IMP: |
7725ccfd | 1109 | case RPSM_EVENT_ADDRESS_CHANGE: |
5fbe25c7 | 1110 | /* |
7725ccfd JH |
1111 | * rport is already going offline. |
1112 | * SCN - ignore and wait till transitioning to offline state | |
1113 | */ | |
1114 | break; | |
1115 | ||
1116 | case RPSM_EVENT_DELETE: | |
1117 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend); | |
1118 | break; | |
1119 | ||
1120 | default: | |
e641de37 | 1121 | bfa_sm_fault(rport->fcs, event); |
7725ccfd JH |
1122 | } |
1123 | } | |
1124 | ||
5fbe25c7 | 1125 | /* |
a36c61f9 KG |
1126 | * Rport is offline. FC-4s are offline. Awaiting BFA rport offline |
1127 | * callback. | |
7725ccfd JH |
1128 | */ |
1129 | static void | |
1130 | bfa_fcs_rport_sm_hcb_offline(struct bfa_fcs_rport_s *rport, | |
a36c61f9 | 1131 | enum rport_event event) |
7725ccfd JH |
1132 | { |
1133 | bfa_trc(rport->fcs, rport->pwwn); | |
1134 | bfa_trc(rport->fcs, rport->pid); | |
1135 | bfa_trc(rport->fcs, event); | |
1136 | ||
1137 | switch (event) { | |
1138 | case RPSM_EVENT_HCB_OFFLINE: | |
d7be54cc KG |
1139 | if (bfa_fcs_lport_is_online(rport->port) && |
1140 | (rport->plogi_pending)) { | |
1141 | rport->plogi_pending = BFA_FALSE; | |
1142 | bfa_sm_set_state(rport, | |
1143 | bfa_fcs_rport_sm_plogiacc_sending); | |
1144 | bfa_fcs_rport_send_plogiacc(rport, NULL); | |
1145 | break; | |
1146 | } | |
1147 | /* | |
1148 | * !! fall through !! | |
1149 | */ | |
1150 | ||
7725ccfd | 1151 | case RPSM_EVENT_ADDRESS_CHANGE: |
61ba4394 | 1152 | if (!bfa_fcs_lport_is_online(rport->port)) { |
7725ccfd JH |
1153 | rport->pid = 0; |
1154 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline); | |
1155 | bfa_timer_start(rport->fcs->bfa, &rport->timer, | |
1156 | bfa_fcs_rport_timeout, rport, | |
1157 | bfa_fcs_rport_del_timeout); | |
61ba4394 KG |
1158 | break; |
1159 | } | |
1160 | if (bfa_fcs_fabric_is_switched(rport->port->fabric)) { | |
1161 | bfa_sm_set_state(rport, | |
1162 | bfa_fcs_rport_sm_nsdisc_sending); | |
1163 | rport->ns_retries = 0; | |
1164 | bfa_fcs_rport_send_nsdisc(rport, NULL); | |
bc0e2c2a KG |
1165 | } else if (bfa_fcport_get_topology(rport->port->fcs->bfa) == |
1166 | BFA_PORT_TOPOLOGY_LOOP) { | |
1167 | if (rport->scn_online) { | |
1168 | bfa_sm_set_state(rport, | |
1169 | bfa_fcs_rport_sm_adisc_offline_sending); | |
1170 | bfa_fcs_rport_send_adisc(rport, NULL); | |
1171 | } else { | |
1172 | bfa_sm_set_state(rport, | |
1173 | bfa_fcs_rport_sm_offline); | |
1174 | bfa_timer_start(rport->fcs->bfa, &rport->timer, | |
1175 | bfa_fcs_rport_timeout, rport, | |
1176 | bfa_fcs_rport_del_timeout); | |
1177 | } | |
61ba4394 KG |
1178 | } else { |
1179 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_sending); | |
1180 | rport->plogi_retries = 0; | |
1181 | bfa_fcs_rport_send_plogi(rport, NULL); | |
7725ccfd JH |
1182 | } |
1183 | break; | |
1184 | ||
1185 | case RPSM_EVENT_DELETE: | |
1186 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit); | |
1187 | bfa_fcs_rport_free(rport); | |
1188 | break; | |
1189 | ||
bc0e2c2a KG |
1190 | case RPSM_EVENT_SCN_ONLINE: |
1191 | case RPSM_EVENT_SCN_OFFLINE: | |
1192 | case RPSM_EVENT_FAB_SCN: | |
7725ccfd | 1193 | case RPSM_EVENT_LOGO_RCVD: |
4b5e759d | 1194 | case RPSM_EVENT_PRLO_RCVD: |
d7be54cc KG |
1195 | case RPSM_EVENT_PLOGI_RCVD: |
1196 | case RPSM_EVENT_LOGO_IMP: | |
5fbe25c7 | 1197 | /* |
7725ccfd JH |
1198 | * Ignore, already offline. |
1199 | */ | |
1200 | break; | |
1201 | ||
1202 | default: | |
e641de37 | 1203 | bfa_sm_fault(rport->fcs, event); |
7725ccfd JH |
1204 | } |
1205 | } | |
1206 | ||
5fbe25c7 | 1207 | /* |
a36c61f9 KG |
1208 | * Rport is offline. FC-4s are offline. Awaiting BFA rport offline |
1209 | * callback to send LOGO accept. | |
7725ccfd JH |
1210 | */ |
1211 | static void | |
1212 | bfa_fcs_rport_sm_hcb_logorcv(struct bfa_fcs_rport_s *rport, | |
1213 | enum rport_event event) | |
1214 | { | |
1215 | bfa_trc(rport->fcs, rport->pwwn); | |
1216 | bfa_trc(rport->fcs, rport->pid); | |
1217 | bfa_trc(rport->fcs, event); | |
1218 | ||
1219 | switch (event) { | |
1220 | case RPSM_EVENT_HCB_OFFLINE: | |
1221 | case RPSM_EVENT_ADDRESS_CHANGE: | |
4b5e759d JH |
1222 | if (rport->pid && (rport->prlo == BFA_TRUE)) |
1223 | bfa_fcs_rport_send_prlo_acc(rport); | |
1224 | if (rport->pid && (rport->prlo == BFA_FALSE)) | |
7725ccfd JH |
1225 | bfa_fcs_rport_send_logo_acc(rport); |
1226 | /* | |
a36c61f9 KG |
1227 | * If the lport is online and if the rport is not a well |
1228 | * known address port, | |
1229 | * we try to re-discover the r-port. | |
7725ccfd | 1230 | */ |
a36c61f9 KG |
1231 | if (bfa_fcs_lport_is_online(rport->port) && |
1232 | (!BFA_FCS_PID_IS_WKA(rport->pid))) { | |
d7be54cc KG |
1233 | if (bfa_fcs_fabric_is_switched(rport->port->fabric)) { |
1234 | bfa_sm_set_state(rport, | |
1235 | bfa_fcs_rport_sm_nsdisc_sending); | |
1236 | rport->ns_retries = 0; | |
1237 | bfa_fcs_rport_send_nsdisc(rport, NULL); | |
1238 | } else { | |
1239 | /* For N2N Direct Attach, try to re-login */ | |
1240 | bfa_sm_set_state(rport, | |
1241 | bfa_fcs_rport_sm_plogi_sending); | |
1242 | rport->plogi_retries = 0; | |
1243 | bfa_fcs_rport_send_plogi(rport, NULL); | |
1244 | } | |
7725ccfd JH |
1245 | } else { |
1246 | /* | |
a36c61f9 KG |
1247 | * if it is not a well known address, reset the |
1248 | * pid to 0. | |
7725ccfd JH |
1249 | */ |
1250 | if (!BFA_FCS_PID_IS_WKA(rport->pid)) | |
1251 | rport->pid = 0; | |
1252 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline); | |
1253 | bfa_timer_start(rport->fcs->bfa, &rport->timer, | |
1254 | bfa_fcs_rport_timeout, rport, | |
1255 | bfa_fcs_rport_del_timeout); | |
1256 | } | |
1257 | break; | |
1258 | ||
1259 | case RPSM_EVENT_DELETE: | |
61ba4394 KG |
1260 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_delete_pending); |
1261 | if (rport->pid && (rport->prlo == BFA_TRUE)) | |
1262 | bfa_fcs_rport_send_prlo_acc(rport); | |
1263 | if (rport->pid && (rport->prlo == BFA_FALSE)) | |
1264 | bfa_fcs_rport_send_logo_acc(rport); | |
7725ccfd JH |
1265 | break; |
1266 | ||
1267 | case RPSM_EVENT_LOGO_IMP: | |
1268 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_offline); | |
1269 | break; | |
1270 | ||
bc0e2c2a KG |
1271 | case RPSM_EVENT_SCN_ONLINE: |
1272 | case RPSM_EVENT_SCN_OFFLINE: | |
7725ccfd | 1273 | case RPSM_EVENT_LOGO_RCVD: |
4b5e759d | 1274 | case RPSM_EVENT_PRLO_RCVD: |
5fbe25c7 | 1275 | /* |
7725ccfd JH |
1276 | * Ignore - already processing a LOGO. |
1277 | */ | |
1278 | break; | |
1279 | ||
1280 | default: | |
e641de37 | 1281 | bfa_sm_fault(rport->fcs, event); |
7725ccfd JH |
1282 | } |
1283 | } | |
1284 | ||
5fbe25c7 | 1285 | /* |
a36c61f9 KG |
1286 | * Rport is being deleted. FC-4s are offline. |
1287 | * Awaiting BFA rport offline | |
1288 | * callback to send LOGO. | |
7725ccfd JH |
1289 | */ |
1290 | static void | |
1291 | bfa_fcs_rport_sm_hcb_logosend(struct bfa_fcs_rport_s *rport, | |
a36c61f9 | 1292 | enum rport_event event) |
7725ccfd JH |
1293 | { |
1294 | bfa_trc(rport->fcs, rport->pwwn); | |
1295 | bfa_trc(rport->fcs, rport->pid); | |
1296 | bfa_trc(rport->fcs, event); | |
1297 | ||
1298 | switch (event) { | |
1299 | case RPSM_EVENT_HCB_OFFLINE: | |
1300 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_logo_sending); | |
1301 | bfa_fcs_rport_send_logo(rport, NULL); | |
1302 | break; | |
1303 | ||
1304 | case RPSM_EVENT_LOGO_RCVD: | |
61ba4394 | 1305 | bfa_fcs_rport_send_logo_acc(rport); |
4b5e759d | 1306 | case RPSM_EVENT_PRLO_RCVD: |
61ba4394 KG |
1307 | if (rport->prlo == BFA_TRUE) |
1308 | bfa_fcs_rport_send_prlo_acc(rport); | |
1309 | ||
1310 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_delete_pending); | |
1311 | break; | |
1312 | ||
bc0e2c2a KG |
1313 | case RPSM_EVENT_SCN_ONLINE: |
1314 | case RPSM_EVENT_SCN_OFFLINE: | |
7725ccfd JH |
1315 | case RPSM_EVENT_ADDRESS_CHANGE: |
1316 | break; | |
1317 | ||
1318 | default: | |
e641de37 | 1319 | bfa_sm_fault(rport->fcs, event); |
7725ccfd JH |
1320 | } |
1321 | } | |
1322 | ||
5fbe25c7 | 1323 | /* |
a36c61f9 | 1324 | * Rport is being deleted. FC-4s are offline. LOGO is being sent. |
7725ccfd JH |
1325 | */ |
1326 | static void | |
1327 | bfa_fcs_rport_sm_logo_sending(struct bfa_fcs_rport_s *rport, | |
a36c61f9 | 1328 | enum rport_event event) |
7725ccfd JH |
1329 | { |
1330 | bfa_trc(rport->fcs, rport->pwwn); | |
1331 | bfa_trc(rport->fcs, rport->pid); | |
1332 | bfa_trc(rport->fcs, event); | |
1333 | ||
1334 | switch (event) { | |
1335 | case RPSM_EVENT_FCXP_SENT: | |
a36c61f9 | 1336 | /* Once LOGO is sent, we donot wait for the response */ |
7725ccfd JH |
1337 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit); |
1338 | bfa_fcs_rport_free(rport); | |
1339 | break; | |
1340 | ||
bc0e2c2a KG |
1341 | case RPSM_EVENT_SCN_ONLINE: |
1342 | case RPSM_EVENT_SCN_OFFLINE: | |
1343 | case RPSM_EVENT_FAB_SCN: | |
7725ccfd JH |
1344 | case RPSM_EVENT_ADDRESS_CHANGE: |
1345 | break; | |
1346 | ||
1347 | case RPSM_EVENT_LOGO_RCVD: | |
61ba4394 | 1348 | bfa_fcs_rport_send_logo_acc(rport); |
4b5e759d | 1349 | case RPSM_EVENT_PRLO_RCVD: |
61ba4394 KG |
1350 | if (rport->prlo == BFA_TRUE) |
1351 | bfa_fcs_rport_send_prlo_acc(rport); | |
1352 | ||
7725ccfd JH |
1353 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit); |
1354 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); | |
1355 | bfa_fcs_rport_free(rport); | |
1356 | break; | |
1357 | ||
1358 | default: | |
e641de37 | 1359 | bfa_sm_fault(rport->fcs, event); |
7725ccfd JH |
1360 | } |
1361 | } | |
1362 | ||
5fbe25c7 | 1363 | /* |
a36c61f9 KG |
1364 | * Rport is offline. FC-4s are offline. BFA rport is offline. |
1365 | * Timer active to delete stale rport. | |
7725ccfd JH |
1366 | */ |
1367 | static void | |
1368 | bfa_fcs_rport_sm_offline(struct bfa_fcs_rport_s *rport, enum rport_event event) | |
1369 | { | |
1370 | bfa_trc(rport->fcs, rport->pwwn); | |
1371 | bfa_trc(rport->fcs, rport->pid); | |
1372 | bfa_trc(rport->fcs, event); | |
1373 | ||
1374 | switch (event) { | |
1375 | case RPSM_EVENT_TIMEOUT: | |
1376 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit); | |
1377 | bfa_fcs_rport_free(rport); | |
1378 | break; | |
1379 | ||
bc0e2c2a | 1380 | case RPSM_EVENT_FAB_SCN: |
7725ccfd | 1381 | case RPSM_EVENT_ADDRESS_CHANGE: |
7725ccfd | 1382 | bfa_timer_stop(&rport->timer); |
bc0e2c2a KG |
1383 | WARN_ON(!(bfa_fcport_get_topology(rport->port->fcs->bfa) != |
1384 | BFA_PORT_TOPOLOGY_LOOP)); | |
1385 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending); | |
7725ccfd | 1386 | rport->ns_retries = 0; |
a36c61f9 | 1387 | bfa_fcs_rport_send_nsdisc(rport, NULL); |
7725ccfd JH |
1388 | break; |
1389 | ||
1390 | case RPSM_EVENT_DELETE: | |
1391 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit); | |
1392 | bfa_timer_stop(&rport->timer); | |
1393 | bfa_fcs_rport_free(rport); | |
1394 | break; | |
1395 | ||
1396 | case RPSM_EVENT_PLOGI_RCVD: | |
1397 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending); | |
1398 | bfa_timer_stop(&rport->timer); | |
1399 | bfa_fcs_rport_send_plogiacc(rport, NULL); | |
1400 | break; | |
1401 | ||
1402 | case RPSM_EVENT_LOGO_RCVD: | |
4b5e759d | 1403 | case RPSM_EVENT_PRLO_RCVD: |
7725ccfd | 1404 | case RPSM_EVENT_LOGO_IMP: |
bc0e2c2a | 1405 | case RPSM_EVENT_SCN_OFFLINE: |
7725ccfd JH |
1406 | break; |
1407 | ||
1408 | case RPSM_EVENT_PLOGI_COMP: | |
61ba4394 | 1409 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_fcs_online); |
7725ccfd | 1410 | bfa_timer_stop(&rport->timer); |
61ba4394 | 1411 | bfa_fcs_rport_fcs_online_action(rport); |
7725ccfd JH |
1412 | break; |
1413 | ||
bc0e2c2a KG |
1414 | case RPSM_EVENT_SCN_ONLINE: |
1415 | bfa_timer_stop(&rport->timer); | |
1416 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_sending); | |
1417 | bfa_fcs_rport_send_plogi(rport, NULL); | |
1418 | break; | |
1419 | ||
7725ccfd JH |
1420 | case RPSM_EVENT_PLOGI_SEND: |
1421 | bfa_timer_stop(&rport->timer); | |
1422 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_sending); | |
1423 | rport->plogi_retries = 0; | |
1424 | bfa_fcs_rport_send_plogi(rport, NULL); | |
1425 | break; | |
1426 | ||
1427 | default: | |
e641de37 | 1428 | bfa_sm_fault(rport->fcs, event); |
7725ccfd JH |
1429 | } |
1430 | } | |
1431 | ||
5fbe25c7 | 1432 | /* |
a36c61f9 | 1433 | * Rport address has changed. Nameserver discovery request is being sent. |
7725ccfd JH |
1434 | */ |
1435 | static void | |
1436 | bfa_fcs_rport_sm_nsdisc_sending(struct bfa_fcs_rport_s *rport, | |
a36c61f9 | 1437 | enum rport_event event) |
7725ccfd JH |
1438 | { |
1439 | bfa_trc(rport->fcs, rport->pwwn); | |
1440 | bfa_trc(rport->fcs, rport->pid); | |
1441 | bfa_trc(rport->fcs, event); | |
1442 | ||
1443 | switch (event) { | |
1444 | case RPSM_EVENT_FCXP_SENT: | |
1445 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sent); | |
1446 | break; | |
1447 | ||
1448 | case RPSM_EVENT_DELETE: | |
1449 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit); | |
1450 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); | |
1451 | bfa_fcs_rport_free(rport); | |
1452 | break; | |
1453 | ||
1454 | case RPSM_EVENT_PLOGI_RCVD: | |
1455 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending); | |
1456 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); | |
1457 | bfa_fcs_rport_send_plogiacc(rport, NULL); | |
1458 | break; | |
1459 | ||
bc0e2c2a | 1460 | case RPSM_EVENT_FAB_SCN: |
7725ccfd | 1461 | case RPSM_EVENT_LOGO_RCVD: |
4b5e759d | 1462 | case RPSM_EVENT_PRLO_RCVD: |
7725ccfd JH |
1463 | case RPSM_EVENT_PLOGI_SEND: |
1464 | break; | |
1465 | ||
1466 | case RPSM_EVENT_ADDRESS_CHANGE: | |
a36c61f9 | 1467 | rport->ns_retries = 0; /* reset the retry count */ |
7725ccfd JH |
1468 | break; |
1469 | ||
1470 | case RPSM_EVENT_LOGO_IMP: | |
1471 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline); | |
1472 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); | |
1473 | bfa_timer_start(rport->fcs->bfa, &rport->timer, | |
1474 | bfa_fcs_rport_timeout, rport, | |
1475 | bfa_fcs_rport_del_timeout); | |
1476 | break; | |
1477 | ||
1478 | case RPSM_EVENT_PLOGI_COMP: | |
61ba4394 | 1479 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_fcs_online); |
7725ccfd | 1480 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); |
61ba4394 | 1481 | bfa_fcs_rport_fcs_online_action(rport); |
7725ccfd JH |
1482 | break; |
1483 | ||
1484 | default: | |
e641de37 | 1485 | bfa_sm_fault(rport->fcs, event); |
7725ccfd JH |
1486 | } |
1487 | } | |
1488 | ||
5fbe25c7 | 1489 | /* |
a36c61f9 | 1490 | * Nameserver discovery failed. Waiting for timeout to retry. |
7725ccfd JH |
1491 | */ |
1492 | static void | |
1493 | bfa_fcs_rport_sm_nsdisc_retry(struct bfa_fcs_rport_s *rport, | |
a36c61f9 | 1494 | enum rport_event event) |
7725ccfd JH |
1495 | { |
1496 | bfa_trc(rport->fcs, rport->pwwn); | |
1497 | bfa_trc(rport->fcs, rport->pid); | |
1498 | bfa_trc(rport->fcs, event); | |
1499 | ||
1500 | switch (event) { | |
1501 | case RPSM_EVENT_TIMEOUT: | |
1502 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending); | |
a36c61f9 | 1503 | bfa_fcs_rport_send_nsdisc(rport, NULL); |
7725ccfd JH |
1504 | break; |
1505 | ||
bc0e2c2a | 1506 | case RPSM_EVENT_FAB_SCN: |
7725ccfd JH |
1507 | case RPSM_EVENT_ADDRESS_CHANGE: |
1508 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending); | |
1509 | bfa_timer_stop(&rport->timer); | |
1510 | rport->ns_retries = 0; | |
a36c61f9 | 1511 | bfa_fcs_rport_send_nsdisc(rport, NULL); |
7725ccfd JH |
1512 | break; |
1513 | ||
1514 | case RPSM_EVENT_DELETE: | |
1515 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit); | |
1516 | bfa_timer_stop(&rport->timer); | |
1517 | bfa_fcs_rport_free(rport); | |
1518 | break; | |
1519 | ||
1520 | case RPSM_EVENT_PLOGI_RCVD: | |
1521 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending); | |
1522 | bfa_timer_stop(&rport->timer); | |
1523 | bfa_fcs_rport_send_plogiacc(rport, NULL); | |
1524 | break; | |
1525 | ||
1526 | case RPSM_EVENT_LOGO_IMP: | |
1527 | rport->pid = 0; | |
1528 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline); | |
1529 | bfa_timer_stop(&rport->timer); | |
1530 | bfa_timer_start(rport->fcs->bfa, &rport->timer, | |
1531 | bfa_fcs_rport_timeout, rport, | |
1532 | bfa_fcs_rport_del_timeout); | |
1533 | break; | |
1534 | ||
1535 | case RPSM_EVENT_LOGO_RCVD: | |
1536 | bfa_fcs_rport_send_logo_acc(rport); | |
1537 | break; | |
4b5e759d JH |
1538 | case RPSM_EVENT_PRLO_RCVD: |
1539 | bfa_fcs_rport_send_prlo_acc(rport); | |
1540 | break; | |
1541 | ||
7725ccfd | 1542 | case RPSM_EVENT_PLOGI_COMP: |
61ba4394 | 1543 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_fcs_online); |
7725ccfd | 1544 | bfa_timer_stop(&rport->timer); |
61ba4394 | 1545 | bfa_fcs_rport_fcs_online_action(rport); |
7725ccfd JH |
1546 | break; |
1547 | ||
1548 | default: | |
e641de37 | 1549 | bfa_sm_fault(rport->fcs, event); |
7725ccfd JH |
1550 | } |
1551 | } | |
1552 | ||
5fbe25c7 | 1553 | /* |
a36c61f9 | 1554 | * Rport address has changed. Nameserver discovery request is sent. |
7725ccfd JH |
1555 | */ |
1556 | static void | |
1557 | bfa_fcs_rport_sm_nsdisc_sent(struct bfa_fcs_rport_s *rport, | |
1558 | enum rport_event event) | |
1559 | { | |
1560 | bfa_trc(rport->fcs, rport->pwwn); | |
1561 | bfa_trc(rport->fcs, rport->pid); | |
1562 | bfa_trc(rport->fcs, event); | |
1563 | ||
1564 | switch (event) { | |
1565 | case RPSM_EVENT_ACCEPTED: | |
1566 | case RPSM_EVENT_ADDRESS_CHANGE: | |
1567 | if (rport->pid) { | |
1568 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_sending); | |
1569 | bfa_fcs_rport_send_plogi(rport, NULL); | |
1570 | } else { | |
1571 | bfa_sm_set_state(rport, | |
a36c61f9 | 1572 | bfa_fcs_rport_sm_nsdisc_sending); |
7725ccfd | 1573 | rport->ns_retries = 0; |
a36c61f9 | 1574 | bfa_fcs_rport_send_nsdisc(rport, NULL); |
7725ccfd JH |
1575 | } |
1576 | break; | |
1577 | ||
1578 | case RPSM_EVENT_FAILED: | |
1579 | rport->ns_retries++; | |
1580 | if (rport->ns_retries < BFA_FCS_RPORT_MAX_RETRIES) { | |
1581 | bfa_sm_set_state(rport, | |
a36c61f9 KG |
1582 | bfa_fcs_rport_sm_nsdisc_sending); |
1583 | bfa_fcs_rport_send_nsdisc(rport, NULL); | |
7725ccfd | 1584 | } else { |
ee1a4a42 | 1585 | rport->old_pid = rport->pid; |
7725ccfd JH |
1586 | rport->pid = 0; |
1587 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline); | |
1588 | bfa_timer_start(rport->fcs->bfa, &rport->timer, | |
1589 | bfa_fcs_rport_timeout, rport, | |
1590 | bfa_fcs_rport_del_timeout); | |
1591 | }; | |
1592 | break; | |
1593 | ||
1594 | case RPSM_EVENT_DELETE: | |
1595 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit); | |
1596 | bfa_fcxp_discard(rport->fcxp); | |
1597 | bfa_fcs_rport_free(rport); | |
1598 | break; | |
1599 | ||
1600 | case RPSM_EVENT_PLOGI_RCVD: | |
1601 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending); | |
1602 | bfa_fcxp_discard(rport->fcxp); | |
1603 | bfa_fcs_rport_send_plogiacc(rport, NULL); | |
1604 | break; | |
1605 | ||
1606 | case RPSM_EVENT_LOGO_IMP: | |
1607 | rport->pid = 0; | |
1608 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline); | |
1609 | bfa_fcxp_discard(rport->fcxp); | |
1610 | bfa_timer_start(rport->fcs->bfa, &rport->timer, | |
1611 | bfa_fcs_rport_timeout, rport, | |
1612 | bfa_fcs_rport_del_timeout); | |
1613 | break; | |
1614 | ||
a36c61f9 | 1615 | |
4b5e759d JH |
1616 | case RPSM_EVENT_PRLO_RCVD: |
1617 | bfa_fcs_rport_send_prlo_acc(rport); | |
1618 | break; | |
bc0e2c2a | 1619 | case RPSM_EVENT_FAB_SCN: |
5fbe25c7 | 1620 | /* |
7725ccfd JH |
1621 | * ignore, wait for NS query response |
1622 | */ | |
1623 | break; | |
1624 | ||
1625 | case RPSM_EVENT_LOGO_RCVD: | |
5fbe25c7 | 1626 | /* |
7725ccfd JH |
1627 | * Not logged-in yet. Accept LOGO. |
1628 | */ | |
1629 | bfa_fcs_rport_send_logo_acc(rport); | |
1630 | break; | |
1631 | ||
1632 | case RPSM_EVENT_PLOGI_COMP: | |
61ba4394 | 1633 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_fcs_online); |
7725ccfd | 1634 | bfa_fcxp_discard(rport->fcxp); |
61ba4394 | 1635 | bfa_fcs_rport_fcs_online_action(rport); |
7725ccfd JH |
1636 | break; |
1637 | ||
1638 | default: | |
e641de37 | 1639 | bfa_sm_fault(rport->fcs, event); |
7725ccfd JH |
1640 | } |
1641 | } | |
1642 | ||
61ba4394 KG |
1643 | /* |
1644 | * Rport needs to be deleted | |
1645 | * waiting for ITNIM clean up to finish | |
1646 | */ | |
1647 | static void | |
1648 | bfa_fcs_rport_sm_fc4_off_delete(struct bfa_fcs_rport_s *rport, | |
1649 | enum rport_event event) | |
1650 | { | |
1651 | bfa_trc(rport->fcs, rport->pwwn); | |
1652 | bfa_trc(rport->fcs, rport->pid); | |
1653 | bfa_trc(rport->fcs, event); | |
7725ccfd | 1654 | |
61ba4394 KG |
1655 | switch (event) { |
1656 | case RPSM_EVENT_FC4_OFFLINE: | |
1657 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_delete_pending); | |
1658 | bfa_fcs_rport_hal_offline(rport); | |
1659 | break; | |
1660 | ||
1661 | case RPSM_EVENT_DELETE: | |
1662 | case RPSM_EVENT_PLOGI_RCVD: | |
1663 | /* Ignore these events */ | |
1664 | break; | |
1665 | ||
1666 | default: | |
1667 | bfa_sm_fault(rport->fcs, event); | |
1668 | break; | |
1669 | } | |
1670 | } | |
1671 | ||
1672 | /* | |
1673 | * RPort needs to be deleted | |
1674 | * waiting for BFA/FW to finish current processing | |
1675 | */ | |
1676 | static void | |
1677 | bfa_fcs_rport_sm_delete_pending(struct bfa_fcs_rport_s *rport, | |
1678 | enum rport_event event) | |
1679 | { | |
1680 | bfa_trc(rport->fcs, rport->pwwn); | |
1681 | bfa_trc(rport->fcs, rport->pid); | |
1682 | bfa_trc(rport->fcs, event); | |
1683 | ||
1684 | switch (event) { | |
1685 | case RPSM_EVENT_HCB_OFFLINE: | |
1686 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit); | |
1687 | bfa_fcs_rport_free(rport); | |
1688 | break; | |
1689 | ||
1690 | case RPSM_EVENT_DELETE: | |
1691 | case RPSM_EVENT_LOGO_IMP: | |
1692 | case RPSM_EVENT_PLOGI_RCVD: | |
1693 | /* Ignore these events */ | |
1694 | break; | |
1695 | ||
1696 | default: | |
1697 | bfa_sm_fault(rport->fcs, event); | |
1698 | } | |
1699 | } | |
7725ccfd | 1700 | |
5fbe25c7 | 1701 | /* |
7725ccfd JH |
1702 | * fcs_rport_private FCS RPORT provate functions |
1703 | */ | |
1704 | ||
1705 | static void | |
1706 | bfa_fcs_rport_send_plogi(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced) | |
1707 | { | |
1708 | struct bfa_fcs_rport_s *rport = rport_cbarg; | |
a36c61f9 KG |
1709 | struct bfa_fcs_lport_s *port = rport->port; |
1710 | struct fchs_s fchs; | |
1711 | int len; | |
7725ccfd JH |
1712 | struct bfa_fcxp_s *fcxp; |
1713 | ||
1714 | bfa_trc(rport->fcs, rport->pwwn); | |
1715 | ||
c3f1b123 KG |
1716 | fcxp = fcxp_alloced ? fcxp_alloced : |
1717 | bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE); | |
7725ccfd | 1718 | if (!fcxp) { |
a36c61f9 | 1719 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &rport->fcxp_wqe, |
c3f1b123 | 1720 | bfa_fcs_rport_send_plogi, rport, BFA_TRUE); |
7725ccfd JH |
1721 | return; |
1722 | } | |
1723 | rport->fcxp = fcxp; | |
1724 | ||
1725 | len = fc_plogi_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rport->pid, | |
a36c61f9 KG |
1726 | bfa_fcs_lport_get_fcid(port), 0, |
1727 | port->port_cfg.pwwn, port->port_cfg.nwwn, | |
be540a99 KG |
1728 | bfa_fcport_get_maxfrsize(port->fcs->bfa), |
1729 | bfa_fcport_get_rx_bbcredit(port->fcs->bfa)); | |
7725ccfd JH |
1730 | |
1731 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, | |
a36c61f9 KG |
1732 | FC_CLASS_3, len, &fchs, bfa_fcs_rport_plogi_response, |
1733 | (void *)rport, FC_MAX_PDUSZ, FC_ELS_TOV); | |
7725ccfd JH |
1734 | |
1735 | rport->stats.plogis++; | |
1736 | bfa_sm_send_event(rport, RPSM_EVENT_FCXP_SENT); | |
1737 | } | |
1738 | ||
1739 | static void | |
1740 | bfa_fcs_rport_plogi_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg, | |
a36c61f9 KG |
1741 | bfa_status_t req_status, u32 rsp_len, |
1742 | u32 resid_len, struct fchs_s *rsp_fchs) | |
7725ccfd | 1743 | { |
a36c61f9 | 1744 | struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) cbarg; |
7725ccfd JH |
1745 | struct fc_logi_s *plogi_rsp; |
1746 | struct fc_ls_rjt_s *ls_rjt; | |
1747 | struct bfa_fcs_rport_s *twin; | |
a36c61f9 | 1748 | struct list_head *qe; |
7725ccfd JH |
1749 | |
1750 | bfa_trc(rport->fcs, rport->pwwn); | |
1751 | ||
1752 | /* | |
1753 | * Sanity Checks | |
1754 | */ | |
1755 | if (req_status != BFA_STATUS_OK) { | |
1756 | bfa_trc(rport->fcs, req_status); | |
1757 | rport->stats.plogi_failed++; | |
1758 | bfa_sm_send_event(rport, RPSM_EVENT_FAILED); | |
1759 | return; | |
1760 | } | |
1761 | ||
1762 | plogi_rsp = (struct fc_logi_s *) BFA_FCXP_RSP_PLD(fcxp); | |
1763 | ||
5fbe25c7 | 1764 | /* |
7725ccfd JH |
1765 | * Check for failure first. |
1766 | */ | |
1767 | if (plogi_rsp->els_cmd.els_code != FC_ELS_ACC) { | |
1768 | ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp); | |
1769 | ||
1770 | bfa_trc(rport->fcs, ls_rjt->reason_code); | |
1771 | bfa_trc(rport->fcs, ls_rjt->reason_code_expl); | |
1772 | ||
a36c61f9 KG |
1773 | if ((ls_rjt->reason_code == FC_LS_RJT_RSN_UNABLE_TO_PERF_CMD) && |
1774 | (ls_rjt->reason_code_expl == FC_LS_RJT_EXP_INSUFF_RES)) { | |
1775 | rport->stats.rjt_insuff_res++; | |
1776 | bfa_sm_send_event(rport, RPSM_EVENT_PLOGI_RETRY); | |
1777 | return; | |
1778 | } | |
1779 | ||
7725ccfd JH |
1780 | rport->stats.plogi_rejects++; |
1781 | bfa_sm_send_event(rport, RPSM_EVENT_FAILED); | |
1782 | return; | |
1783 | } | |
1784 | ||
5fbe25c7 | 1785 | /* |
7725ccfd JH |
1786 | * PLOGI is complete. Make sure this device is not one of the known |
1787 | * device with a new FC port address. | |
1788 | */ | |
1789 | list_for_each(qe, &rport->port->rport_q) { | |
a36c61f9 | 1790 | twin = (struct bfa_fcs_rport_s *) qe; |
7725ccfd JH |
1791 | if (twin == rport) |
1792 | continue; | |
1793 | if (!rport->pwwn && (plogi_rsp->port_name == twin->pwwn)) { | |
1794 | bfa_trc(rport->fcs, twin->pid); | |
1795 | bfa_trc(rport->fcs, rport->pid); | |
1796 | ||
a36c61f9 KG |
1797 | /* Update plogi stats in twin */ |
1798 | twin->stats.plogis += rport->stats.plogis; | |
1799 | twin->stats.plogi_rejects += | |
1800 | rport->stats.plogi_rejects; | |
1801 | twin->stats.plogi_timeouts += | |
1802 | rport->stats.plogi_timeouts; | |
1803 | twin->stats.plogi_failed += | |
1804 | rport->stats.plogi_failed; | |
1805 | twin->stats.plogi_rcvd += rport->stats.plogi_rcvd; | |
7725ccfd JH |
1806 | twin->stats.plogi_accs++; |
1807 | ||
f7f73812 | 1808 | bfa_sm_send_event(rport, RPSM_EVENT_DELETE); |
7725ccfd JH |
1809 | |
1810 | bfa_fcs_rport_update(twin, plogi_rsp); | |
1811 | twin->pid = rsp_fchs->s_id; | |
1812 | bfa_sm_send_event(twin, RPSM_EVENT_PLOGI_COMP); | |
1813 | return; | |
1814 | } | |
1815 | } | |
1816 | ||
5fbe25c7 | 1817 | /* |
7725ccfd JH |
1818 | * Normal login path -- no evil twins. |
1819 | */ | |
1820 | rport->stats.plogi_accs++; | |
1821 | bfa_fcs_rport_update(rport, plogi_rsp); | |
1822 | bfa_sm_send_event(rport, RPSM_EVENT_ACCEPTED); | |
1823 | } | |
1824 | ||
1825 | static void | |
1826 | bfa_fcs_rport_send_plogiacc(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced) | |
1827 | { | |
1828 | struct bfa_fcs_rport_s *rport = rport_cbarg; | |
a36c61f9 KG |
1829 | struct bfa_fcs_lport_s *port = rport->port; |
1830 | struct fchs_s fchs; | |
1831 | int len; | |
7725ccfd JH |
1832 | struct bfa_fcxp_s *fcxp; |
1833 | ||
1834 | bfa_trc(rport->fcs, rport->pwwn); | |
1835 | bfa_trc(rport->fcs, rport->reply_oxid); | |
1836 | ||
c3f1b123 KG |
1837 | fcxp = fcxp_alloced ? fcxp_alloced : |
1838 | bfa_fcs_fcxp_alloc(port->fcs, BFA_FALSE); | |
7725ccfd | 1839 | if (!fcxp) { |
a36c61f9 | 1840 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &rport->fcxp_wqe, |
c3f1b123 | 1841 | bfa_fcs_rport_send_plogiacc, rport, BFA_FALSE); |
7725ccfd JH |
1842 | return; |
1843 | } | |
1844 | rport->fcxp = fcxp; | |
1845 | ||
a36c61f9 KG |
1846 | len = fc_plogi_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), |
1847 | rport->pid, bfa_fcs_lport_get_fcid(port), | |
1848 | rport->reply_oxid, port->port_cfg.pwwn, | |
1849 | port->port_cfg.nwwn, | |
be540a99 KG |
1850 | bfa_fcport_get_maxfrsize(port->fcs->bfa), |
1851 | bfa_fcport_get_rx_bbcredit(port->fcs->bfa)); | |
7725ccfd JH |
1852 | |
1853 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, | |
a36c61f9 | 1854 | FC_CLASS_3, len, &fchs, NULL, NULL, FC_MAX_PDUSZ, 0); |
7725ccfd JH |
1855 | |
1856 | bfa_sm_send_event(rport, RPSM_EVENT_FCXP_SENT); | |
1857 | } | |
1858 | ||
1859 | static void | |
1860 | bfa_fcs_rport_send_adisc(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced) | |
1861 | { | |
1862 | struct bfa_fcs_rport_s *rport = rport_cbarg; | |
a36c61f9 KG |
1863 | struct bfa_fcs_lport_s *port = rport->port; |
1864 | struct fchs_s fchs; | |
1865 | int len; | |
7725ccfd JH |
1866 | struct bfa_fcxp_s *fcxp; |
1867 | ||
1868 | bfa_trc(rport->fcs, rport->pwwn); | |
1869 | ||
c3f1b123 KG |
1870 | fcxp = fcxp_alloced ? fcxp_alloced : |
1871 | bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE); | |
7725ccfd | 1872 | if (!fcxp) { |
a36c61f9 | 1873 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &rport->fcxp_wqe, |
c3f1b123 | 1874 | bfa_fcs_rport_send_adisc, rport, BFA_TRUE); |
7725ccfd JH |
1875 | return; |
1876 | } | |
1877 | rport->fcxp = fcxp; | |
1878 | ||
1879 | len = fc_adisc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rport->pid, | |
a36c61f9 KG |
1880 | bfa_fcs_lport_get_fcid(port), 0, |
1881 | port->port_cfg.pwwn, port->port_cfg.nwwn); | |
7725ccfd JH |
1882 | |
1883 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, | |
a36c61f9 KG |
1884 | FC_CLASS_3, len, &fchs, bfa_fcs_rport_adisc_response, |
1885 | rport, FC_MAX_PDUSZ, FC_ELS_TOV); | |
7725ccfd JH |
1886 | |
1887 | rport->stats.adisc_sent++; | |
1888 | bfa_sm_send_event(rport, RPSM_EVENT_FCXP_SENT); | |
1889 | } | |
1890 | ||
1891 | static void | |
1892 | bfa_fcs_rport_adisc_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg, | |
a36c61f9 KG |
1893 | bfa_status_t req_status, u32 rsp_len, |
1894 | u32 resid_len, struct fchs_s *rsp_fchs) | |
7725ccfd | 1895 | { |
a36c61f9 KG |
1896 | struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) cbarg; |
1897 | void *pld = bfa_fcxp_get_rspbuf(fcxp); | |
1898 | struct fc_ls_rjt_s *ls_rjt; | |
7725ccfd JH |
1899 | |
1900 | if (req_status != BFA_STATUS_OK) { | |
1901 | bfa_trc(rport->fcs, req_status); | |
1902 | rport->stats.adisc_failed++; | |
1903 | bfa_sm_send_event(rport, RPSM_EVENT_FAILED); | |
1904 | return; | |
1905 | } | |
1906 | ||
1907 | if (fc_adisc_rsp_parse((struct fc_adisc_s *)pld, rsp_len, rport->pwwn, | |
a36c61f9 | 1908 | rport->nwwn) == FC_PARSE_OK) { |
7725ccfd JH |
1909 | rport->stats.adisc_accs++; |
1910 | bfa_sm_send_event(rport, RPSM_EVENT_ACCEPTED); | |
1911 | return; | |
1912 | } | |
1913 | ||
1914 | rport->stats.adisc_rejects++; | |
1915 | ls_rjt = pld; | |
1916 | bfa_trc(rport->fcs, ls_rjt->els_cmd.els_code); | |
1917 | bfa_trc(rport->fcs, ls_rjt->reason_code); | |
1918 | bfa_trc(rport->fcs, ls_rjt->reason_code_expl); | |
1919 | bfa_sm_send_event(rport, RPSM_EVENT_FAILED); | |
1920 | } | |
1921 | ||
1922 | static void | |
a36c61f9 | 1923 | bfa_fcs_rport_send_nsdisc(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced) |
7725ccfd JH |
1924 | { |
1925 | struct bfa_fcs_rport_s *rport = rport_cbarg; | |
a36c61f9 KG |
1926 | struct bfa_fcs_lport_s *port = rport->port; |
1927 | struct fchs_s fchs; | |
7725ccfd | 1928 | struct bfa_fcxp_s *fcxp; |
a36c61f9 KG |
1929 | int len; |
1930 | bfa_cb_fcxp_send_t cbfn; | |
7725ccfd JH |
1931 | |
1932 | bfa_trc(rport->fcs, rport->pid); | |
1933 | ||
c3f1b123 KG |
1934 | fcxp = fcxp_alloced ? fcxp_alloced : |
1935 | bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE); | |
7725ccfd | 1936 | if (!fcxp) { |
a36c61f9 | 1937 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &rport->fcxp_wqe, |
c3f1b123 | 1938 | bfa_fcs_rport_send_nsdisc, rport, BFA_TRUE); |
7725ccfd JH |
1939 | return; |
1940 | } | |
1941 | rport->fcxp = fcxp; | |
1942 | ||
a36c61f9 KG |
1943 | if (rport->pwwn) { |
1944 | len = fc_gidpn_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), | |
1945 | bfa_fcs_lport_get_fcid(port), 0, rport->pwwn); | |
1946 | cbfn = bfa_fcs_rport_gidpn_response; | |
1947 | } else { | |
1948 | len = fc_gpnid_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), | |
1949 | bfa_fcs_lport_get_fcid(port), 0, rport->pid); | |
1950 | cbfn = bfa_fcs_rport_gpnid_response; | |
1951 | } | |
7725ccfd JH |
1952 | |
1953 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, | |
a36c61f9 KG |
1954 | FC_CLASS_3, len, &fchs, cbfn, |
1955 | (void *)rport, FC_MAX_PDUSZ, FC_FCCT_TOV); | |
7725ccfd JH |
1956 | |
1957 | bfa_sm_send_event(rport, RPSM_EVENT_FCXP_SENT); | |
1958 | } | |
1959 | ||
1960 | static void | |
1961 | bfa_fcs_rport_gidpn_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg, | |
a36c61f9 KG |
1962 | bfa_status_t req_status, u32 rsp_len, |
1963 | u32 resid_len, struct fchs_s *rsp_fchs) | |
7725ccfd | 1964 | { |
a36c61f9 KG |
1965 | struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) cbarg; |
1966 | struct ct_hdr_s *cthdr; | |
7725ccfd | 1967 | struct fcgs_gidpn_resp_s *gidpn_rsp; |
a36c61f9 KG |
1968 | struct bfa_fcs_rport_s *twin; |
1969 | struct list_head *qe; | |
7725ccfd JH |
1970 | |
1971 | bfa_trc(rport->fcs, rport->pwwn); | |
1972 | ||
1973 | cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); | |
ba816ea8 | 1974 | cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code); |
7725ccfd JH |
1975 | |
1976 | if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { | |
a36c61f9 | 1977 | /* Check if the pid is the same as before. */ |
7725ccfd JH |
1978 | gidpn_rsp = (struct fcgs_gidpn_resp_s *) (cthdr + 1); |
1979 | ||
1980 | if (gidpn_rsp->dap == rport->pid) { | |
a36c61f9 | 1981 | /* Device is online */ |
7725ccfd JH |
1982 | bfa_sm_send_event(rport, RPSM_EVENT_ACCEPTED); |
1983 | } else { | |
1984 | /* | |
a36c61f9 KG |
1985 | * Device's PID has changed. We need to cleanup |
1986 | * and re-login. If there is another device with | |
1987 | * the the newly discovered pid, send an scn notice | |
1988 | * so that its new pid can be discovered. | |
7725ccfd JH |
1989 | */ |
1990 | list_for_each(qe, &rport->port->rport_q) { | |
a36c61f9 | 1991 | twin = (struct bfa_fcs_rport_s *) qe; |
7725ccfd JH |
1992 | if (twin == rport) |
1993 | continue; | |
1994 | if (gidpn_rsp->dap == twin->pid) { | |
1995 | bfa_trc(rport->fcs, twin->pid); | |
1996 | bfa_trc(rport->fcs, rport->pid); | |
1997 | ||
1998 | twin->pid = 0; | |
1999 | bfa_sm_send_event(twin, | |
a36c61f9 | 2000 | RPSM_EVENT_ADDRESS_CHANGE); |
7725ccfd JH |
2001 | } |
2002 | } | |
2003 | rport->pid = gidpn_rsp->dap; | |
2004 | bfa_sm_send_event(rport, RPSM_EVENT_ADDRESS_CHANGE); | |
2005 | } | |
2006 | return; | |
2007 | } | |
2008 | ||
2009 | /* | |
2010 | * Reject Response | |
2011 | */ | |
2012 | switch (cthdr->reason_code) { | |
2013 | case CT_RSN_LOGICAL_BUSY: | |
2014 | /* | |
2015 | * Need to retry | |
2016 | */ | |
2017 | bfa_sm_send_event(rport, RPSM_EVENT_TIMEOUT); | |
2018 | break; | |
2019 | ||
2020 | case CT_RSN_UNABLE_TO_PERF: | |
2021 | /* | |
2022 | * device doesn't exist : Start timer to cleanup this later. | |
2023 | */ | |
2024 | bfa_sm_send_event(rport, RPSM_EVENT_FAILED); | |
2025 | break; | |
2026 | ||
2027 | default: | |
2028 | bfa_sm_send_event(rport, RPSM_EVENT_FAILED); | |
2029 | break; | |
2030 | } | |
2031 | } | |
2032 | ||
a36c61f9 KG |
2033 | static void |
2034 | bfa_fcs_rport_gpnid_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg, | |
2035 | bfa_status_t req_status, u32 rsp_len, | |
2036 | u32 resid_len, struct fchs_s *rsp_fchs) | |
2037 | { | |
2038 | struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) cbarg; | |
2039 | struct ct_hdr_s *cthdr; | |
2040 | ||
2041 | bfa_trc(rport->fcs, rport->pwwn); | |
2042 | ||
2043 | cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); | |
ba816ea8 | 2044 | cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code); |
a36c61f9 KG |
2045 | |
2046 | if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { | |
2047 | bfa_sm_send_event(rport, RPSM_EVENT_ACCEPTED); | |
2048 | return; | |
2049 | } | |
2050 | ||
2051 | /* | |
2052 | * Reject Response | |
2053 | */ | |
2054 | switch (cthdr->reason_code) { | |
2055 | case CT_RSN_LOGICAL_BUSY: | |
2056 | /* | |
2057 | * Need to retry | |
2058 | */ | |
2059 | bfa_sm_send_event(rport, RPSM_EVENT_TIMEOUT); | |
2060 | break; | |
2061 | ||
2062 | case CT_RSN_UNABLE_TO_PERF: | |
2063 | /* | |
2064 | * device doesn't exist : Start timer to cleanup this later. | |
2065 | */ | |
2066 | bfa_sm_send_event(rport, RPSM_EVENT_FAILED); | |
2067 | break; | |
2068 | ||
2069 | default: | |
2070 | bfa_sm_send_event(rport, RPSM_EVENT_FAILED); | |
2071 | break; | |
2072 | } | |
2073 | } | |
2074 | ||
5fbe25c7 | 2075 | /* |
a36c61f9 | 2076 | * Called to send a logout to the rport. |
7725ccfd JH |
2077 | */ |
2078 | static void | |
2079 | bfa_fcs_rport_send_logo(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced) | |
2080 | { | |
2081 | struct bfa_fcs_rport_s *rport = rport_cbarg; | |
a36c61f9 KG |
2082 | struct bfa_fcs_lport_s *port; |
2083 | struct fchs_s fchs; | |
7725ccfd | 2084 | struct bfa_fcxp_s *fcxp; |
a36c61f9 | 2085 | u16 len; |
7725ccfd JH |
2086 | |
2087 | bfa_trc(rport->fcs, rport->pid); | |
2088 | ||
2089 | port = rport->port; | |
2090 | ||
c3f1b123 KG |
2091 | fcxp = fcxp_alloced ? fcxp_alloced : |
2092 | bfa_fcs_fcxp_alloc(port->fcs, BFA_FALSE); | |
7725ccfd | 2093 | if (!fcxp) { |
a36c61f9 | 2094 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &rport->fcxp_wqe, |
c3f1b123 | 2095 | bfa_fcs_rport_send_logo, rport, BFA_FALSE); |
7725ccfd JH |
2096 | return; |
2097 | } | |
2098 | rport->fcxp = fcxp; | |
2099 | ||
2100 | len = fc_logo_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rport->pid, | |
a36c61f9 KG |
2101 | bfa_fcs_lport_get_fcid(port), 0, |
2102 | bfa_fcs_lport_get_pwwn(port)); | |
7725ccfd JH |
2103 | |
2104 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, | |
a36c61f9 KG |
2105 | FC_CLASS_3, len, &fchs, NULL, |
2106 | rport, FC_MAX_PDUSZ, FC_ELS_TOV); | |
7725ccfd JH |
2107 | |
2108 | rport->stats.logos++; | |
2109 | bfa_fcxp_discard(rport->fcxp); | |
2110 | bfa_sm_send_event(rport, RPSM_EVENT_FCXP_SENT); | |
2111 | } | |
2112 | ||
5fbe25c7 | 2113 | /* |
a36c61f9 | 2114 | * Send ACC for a LOGO received. |
7725ccfd JH |
2115 | */ |
2116 | static void | |
2117 | bfa_fcs_rport_send_logo_acc(void *rport_cbarg) | |
2118 | { | |
2119 | struct bfa_fcs_rport_s *rport = rport_cbarg; | |
a36c61f9 KG |
2120 | struct bfa_fcs_lport_s *port; |
2121 | struct fchs_s fchs; | |
7725ccfd | 2122 | struct bfa_fcxp_s *fcxp; |
a36c61f9 | 2123 | u16 len; |
7725ccfd JH |
2124 | |
2125 | bfa_trc(rport->fcs, rport->pid); | |
2126 | ||
2127 | port = rport->port; | |
2128 | ||
c3f1b123 | 2129 | fcxp = bfa_fcs_fcxp_alloc(port->fcs, BFA_FALSE); |
7725ccfd JH |
2130 | if (!fcxp) |
2131 | return; | |
2132 | ||
2133 | rport->stats.logo_rcvd++; | |
a36c61f9 KG |
2134 | len = fc_logo_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), |
2135 | rport->pid, bfa_fcs_lport_get_fcid(port), | |
2136 | rport->reply_oxid); | |
7725ccfd JH |
2137 | |
2138 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, | |
a36c61f9 | 2139 | FC_CLASS_3, len, &fchs, NULL, NULL, FC_MAX_PDUSZ, 0); |
7725ccfd JH |
2140 | } |
2141 | ||
5fbe25c7 | 2142 | /* |
a36c61f9 KG |
2143 | * brief |
2144 | * This routine will be called by bfa_timer on timer timeouts. | |
7725ccfd | 2145 | * |
a36c61f9 KG |
2146 | * param[in] rport - pointer to bfa_fcs_lport_ns_t. |
2147 | * param[out] rport_status - pointer to return vport status in | |
7725ccfd | 2148 | * |
a36c61f9 KG |
2149 | * return |
2150 | * void | |
7725ccfd | 2151 | * |
a36c61f9 | 2152 | * Special Considerations: |
7725ccfd | 2153 | * |
a36c61f9 | 2154 | * note |
7725ccfd JH |
2155 | */ |
2156 | static void | |
2157 | bfa_fcs_rport_timeout(void *arg) | |
2158 | { | |
a36c61f9 | 2159 | struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) arg; |
7725ccfd JH |
2160 | |
2161 | rport->stats.plogi_timeouts++; | |
a36c61f9 | 2162 | bfa_stats(rport->port, rport_plogi_timeouts); |
7725ccfd JH |
2163 | bfa_sm_send_event(rport, RPSM_EVENT_TIMEOUT); |
2164 | } | |
2165 | ||
2166 | static void | |
2167 | bfa_fcs_rport_process_prli(struct bfa_fcs_rport_s *rport, | |
2168 | struct fchs_s *rx_fchs, u16 len) | |
2169 | { | |
2170 | struct bfa_fcxp_s *fcxp; | |
a36c61f9 KG |
2171 | struct fchs_s fchs; |
2172 | struct bfa_fcs_lport_s *port = rport->port; | |
2173 | struct fc_prli_s *prli; | |
7725ccfd JH |
2174 | |
2175 | bfa_trc(port->fcs, rx_fchs->s_id); | |
2176 | bfa_trc(port->fcs, rx_fchs->d_id); | |
2177 | ||
2178 | rport->stats.prli_rcvd++; | |
2179 | ||
7725ccfd | 2180 | /* |
a36c61f9 | 2181 | * We are in Initiator Mode |
7725ccfd JH |
2182 | */ |
2183 | prli = (struct fc_prli_s *) (rx_fchs + 1); | |
2184 | ||
a36c61f9 | 2185 | if (prli->parampage.servparams.target) { |
7725ccfd | 2186 | /* |
a36c61f9 KG |
2187 | * PRLI from a target ? |
2188 | * Send the Acc. | |
2189 | * PRLI sent by us will be used to transition the IT nexus, | |
2190 | * once the response is received from the target. | |
7725ccfd JH |
2191 | */ |
2192 | bfa_trc(port->fcs, rx_fchs->s_id); | |
2193 | rport->scsi_function = BFA_RPORT_TARGET; | |
a36c61f9 KG |
2194 | } else { |
2195 | bfa_trc(rport->fcs, prli->parampage.type); | |
2196 | rport->scsi_function = BFA_RPORT_INITIATOR; | |
2197 | bfa_fcs_itnim_is_initiator(rport->itnim); | |
7725ccfd JH |
2198 | } |
2199 | ||
c3f1b123 | 2200 | fcxp = bfa_fcs_fcxp_alloc(port->fcs, BFA_FALSE); |
7725ccfd JH |
2201 | if (!fcxp) |
2202 | return; | |
2203 | ||
a36c61f9 KG |
2204 | len = fc_prli_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), |
2205 | rx_fchs->s_id, bfa_fcs_lport_get_fcid(port), | |
2206 | rx_fchs->ox_id, port->port_cfg.roles); | |
7725ccfd JH |
2207 | |
2208 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, | |
a36c61f9 | 2209 | FC_CLASS_3, len, &fchs, NULL, NULL, FC_MAX_PDUSZ, 0); |
7725ccfd JH |
2210 | } |
2211 | ||
2212 | static void | |
2213 | bfa_fcs_rport_process_rpsc(struct bfa_fcs_rport_s *rport, | |
2214 | struct fchs_s *rx_fchs, u16 len) | |
2215 | { | |
2216 | struct bfa_fcxp_s *fcxp; | |
a36c61f9 KG |
2217 | struct fchs_s fchs; |
2218 | struct bfa_fcs_lport_s *port = rport->port; | |
7725ccfd | 2219 | struct fc_rpsc_speed_info_s speeds; |
a36c61f9 | 2220 | struct bfa_port_attr_s pport_attr; |
7725ccfd JH |
2221 | |
2222 | bfa_trc(port->fcs, rx_fchs->s_id); | |
2223 | bfa_trc(port->fcs, rx_fchs->d_id); | |
2224 | ||
2225 | rport->stats.rpsc_rcvd++; | |
2226 | speeds.port_speed_cap = | |
2227 | RPSC_SPEED_CAP_1G | RPSC_SPEED_CAP_2G | RPSC_SPEED_CAP_4G | | |
2228 | RPSC_SPEED_CAP_8G; | |
2229 | ||
2230 | /* | |
2231 | * get curent speed from pport attributes from BFA | |
2232 | */ | |
1c8a4c37 | 2233 | bfa_fcport_get_attr(port->fcs->bfa, &pport_attr); |
7725ccfd JH |
2234 | |
2235 | speeds.port_op_speed = fc_bfa_speed_to_rpsc_operspeed(pport_attr.speed); | |
2236 | ||
c3f1b123 | 2237 | fcxp = bfa_fcs_fcxp_alloc(port->fcs, BFA_FALSE); |
7725ccfd JH |
2238 | if (!fcxp) |
2239 | return; | |
2240 | ||
a36c61f9 KG |
2241 | len = fc_rpsc_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), |
2242 | rx_fchs->s_id, bfa_fcs_lport_get_fcid(port), | |
2243 | rx_fchs->ox_id, &speeds); | |
7725ccfd JH |
2244 | |
2245 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, | |
a36c61f9 | 2246 | FC_CLASS_3, len, &fchs, NULL, NULL, FC_MAX_PDUSZ, 0); |
7725ccfd JH |
2247 | } |
2248 | ||
2249 | static void | |
2250 | bfa_fcs_rport_process_adisc(struct bfa_fcs_rport_s *rport, | |
2251 | struct fchs_s *rx_fchs, u16 len) | |
2252 | { | |
2253 | struct bfa_fcxp_s *fcxp; | |
a36c61f9 KG |
2254 | struct fchs_s fchs; |
2255 | struct bfa_fcs_lport_s *port = rport->port; | |
2256 | struct fc_adisc_s *adisc; | |
7725ccfd JH |
2257 | |
2258 | bfa_trc(port->fcs, rx_fchs->s_id); | |
2259 | bfa_trc(port->fcs, rx_fchs->d_id); | |
2260 | ||
2261 | rport->stats.adisc_rcvd++; | |
2262 | ||
7725ccfd JH |
2263 | adisc = (struct fc_adisc_s *) (rx_fchs + 1); |
2264 | ||
2265 | /* | |
a36c61f9 KG |
2266 | * Accept if the itnim for this rport is online. |
2267 | * Else reject the ADISC. | |
7725ccfd JH |
2268 | */ |
2269 | if (bfa_fcs_itnim_get_online_state(rport->itnim) == BFA_STATUS_OK) { | |
2270 | ||
c3f1b123 | 2271 | fcxp = bfa_fcs_fcxp_alloc(port->fcs, BFA_FALSE); |
7725ccfd JH |
2272 | if (!fcxp) |
2273 | return; | |
2274 | ||
2275 | len = fc_adisc_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), | |
a36c61f9 KG |
2276 | rx_fchs->s_id, bfa_fcs_lport_get_fcid(port), |
2277 | rx_fchs->ox_id, port->port_cfg.pwwn, | |
2278 | port->port_cfg.nwwn); | |
7725ccfd JH |
2279 | |
2280 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, | |
a36c61f9 KG |
2281 | BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL, |
2282 | FC_MAX_PDUSZ, 0); | |
7725ccfd JH |
2283 | } else { |
2284 | rport->stats.adisc_rejected++; | |
2285 | bfa_fcs_rport_send_ls_rjt(rport, rx_fchs, | |
2286 | FC_LS_RJT_RSN_UNABLE_TO_PERF_CMD, | |
2287 | FC_LS_RJT_EXP_LOGIN_REQUIRED); | |
2288 | } | |
7725ccfd JH |
2289 | } |
2290 | ||
2291 | static void | |
2292 | bfa_fcs_rport_hal_online(struct bfa_fcs_rport_s *rport) | |
2293 | { | |
a36c61f9 | 2294 | struct bfa_fcs_lport_s *port = rport->port; |
7725ccfd JH |
2295 | struct bfa_rport_info_s rport_info; |
2296 | ||
2297 | rport_info.pid = rport->pid; | |
2298 | rport_info.local_pid = port->pid; | |
2299 | rport_info.lp_tag = port->lp_tag; | |
2300 | rport_info.vf_id = port->fabric->vf_id; | |
2301 | rport_info.vf_en = port->fabric->is_vf; | |
2302 | rport_info.fc_class = rport->fc_cos; | |
2303 | rport_info.cisc = rport->cisc; | |
2304 | rport_info.max_frmsz = rport->maxfrsize; | |
2305 | bfa_rport_online(rport->bfa_rport, &rport_info); | |
2306 | } | |
2307 | ||
61ba4394 KG |
2308 | static void |
2309 | bfa_fcs_rport_hal_offline(struct bfa_fcs_rport_s *rport) | |
2310 | { | |
2311 | if (rport->bfa_rport) | |
2312 | bfa_sm_send_event(rport->bfa_rport, BFA_RPORT_SM_OFFLINE); | |
2313 | else | |
2314 | bfa_cb_rport_offline(rport); | |
2315 | } | |
2316 | ||
7725ccfd | 2317 | static struct bfa_fcs_rport_s * |
a36c61f9 | 2318 | bfa_fcs_rport_alloc(struct bfa_fcs_lport_s *port, wwn_t pwwn, u32 rpid) |
7725ccfd | 2319 | { |
a36c61f9 | 2320 | struct bfa_fcs_s *fcs = port->fcs; |
7725ccfd | 2321 | struct bfa_fcs_rport_s *rport; |
a36c61f9 | 2322 | struct bfad_rport_s *rport_drv; |
7725ccfd | 2323 | |
5fbe25c7 | 2324 | /* |
7725ccfd JH |
2325 | * allocate rport |
2326 | */ | |
61ba4394 KG |
2327 | if (fcs->num_rport_logins >= bfa_fcs_rport_max_logins) { |
2328 | bfa_trc(fcs, rpid); | |
2329 | return NULL; | |
2330 | } | |
2331 | ||
7725ccfd | 2332 | if (bfa_fcb_rport_alloc(fcs->bfad, &rport, &rport_drv) |
a36c61f9 | 2333 | != BFA_STATUS_OK) { |
7725ccfd JH |
2334 | bfa_trc(fcs, rpid); |
2335 | return NULL; | |
2336 | } | |
2337 | ||
2338 | /* | |
2339 | * Initialize r-port | |
2340 | */ | |
2341 | rport->port = port; | |
2342 | rport->fcs = fcs; | |
2343 | rport->rp_drv = rport_drv; | |
2344 | rport->pid = rpid; | |
2345 | rport->pwwn = pwwn; | |
ee1a4a42 | 2346 | rport->old_pid = 0; |
7725ccfd | 2347 | |
61ba4394 | 2348 | rport->bfa_rport = NULL; |
7725ccfd | 2349 | |
5fbe25c7 | 2350 | /* |
7725ccfd JH |
2351 | * allocate FC-4s |
2352 | */ | |
d4b671c5 | 2353 | WARN_ON(!bfa_fcs_lport_is_initiator(port)); |
7725ccfd | 2354 | |
a36c61f9 | 2355 | if (bfa_fcs_lport_is_initiator(port)) { |
7725ccfd JH |
2356 | rport->itnim = bfa_fcs_itnim_create(rport); |
2357 | if (!rport->itnim) { | |
2358 | bfa_trc(fcs, rpid); | |
7725ccfd JH |
2359 | kfree(rport_drv); |
2360 | return NULL; | |
2361 | } | |
2362 | } | |
2363 | ||
a36c61f9 | 2364 | bfa_fcs_lport_add_rport(port, rport); |
61ba4394 | 2365 | fcs->num_rport_logins++; |
7725ccfd JH |
2366 | |
2367 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit); | |
2368 | ||
a36c61f9 | 2369 | /* Initialize the Rport Features(RPF) Sub Module */ |
7725ccfd JH |
2370 | if (!BFA_FCS_PID_IS_WKA(rport->pid)) |
2371 | bfa_fcs_rpf_init(rport); | |
2372 | ||
2373 | return rport; | |
2374 | } | |
2375 | ||
2376 | ||
2377 | static void | |
2378 | bfa_fcs_rport_free(struct bfa_fcs_rport_s *rport) | |
2379 | { | |
a36c61f9 | 2380 | struct bfa_fcs_lport_s *port = rport->port; |
61ba4394 | 2381 | struct bfa_fcs_s *fcs = port->fcs; |
7725ccfd | 2382 | |
5fbe25c7 | 2383 | /* |
7725ccfd JH |
2384 | * - delete FC-4s |
2385 | * - delete BFA rport | |
2386 | * - remove from queue of rports | |
2387 | */ | |
61ba4394 KG |
2388 | rport->plogi_pending = BFA_FALSE; |
2389 | ||
a36c61f9 | 2390 | if (bfa_fcs_lport_is_initiator(port)) { |
7725ccfd | 2391 | bfa_fcs_itnim_delete(rport->itnim); |
a36c61f9 KG |
2392 | if (rport->pid != 0 && !BFA_FCS_PID_IS_WKA(rport->pid)) |
2393 | bfa_fcs_rpf_rport_offline(rport); | |
2394 | } | |
7725ccfd | 2395 | |
61ba4394 KG |
2396 | if (rport->bfa_rport) { |
2397 | bfa_sm_send_event(rport->bfa_rport, BFA_RPORT_SM_DELETE); | |
2398 | rport->bfa_rport = NULL; | |
2399 | } | |
2400 | ||
a36c61f9 | 2401 | bfa_fcs_lport_del_rport(port, rport); |
61ba4394 | 2402 | fcs->num_rport_logins--; |
7725ccfd JH |
2403 | kfree(rport->rp_drv); |
2404 | } | |
2405 | ||
7826f304 KG |
2406 | static void |
2407 | bfa_fcs_rport_aen_post(struct bfa_fcs_rport_s *rport, | |
2408 | enum bfa_rport_aen_event event, | |
2409 | struct bfa_rport_aen_data_s *data) | |
2410 | { | |
2411 | struct bfa_fcs_lport_s *port = rport->port; | |
2412 | struct bfad_s *bfad = (struct bfad_s *)port->fcs->bfad; | |
2413 | struct bfa_aen_entry_s *aen_entry; | |
2414 | ||
2415 | bfad_get_aen_entry(bfad, aen_entry); | |
2416 | if (!aen_entry) | |
2417 | return; | |
2418 | ||
2419 | if (event == BFA_RPORT_AEN_QOS_PRIO) | |
2420 | aen_entry->aen_data.rport.priv.qos = data->priv.qos; | |
2421 | else if (event == BFA_RPORT_AEN_QOS_FLOWID) | |
2422 | aen_entry->aen_data.rport.priv.qos = data->priv.qos; | |
2423 | ||
2424 | aen_entry->aen_data.rport.vf_id = rport->port->fabric->vf_id; | |
2425 | aen_entry->aen_data.rport.ppwwn = bfa_fcs_lport_get_pwwn( | |
2426 | bfa_fcs_get_base_port(rport->fcs)); | |
2427 | aen_entry->aen_data.rport.lpwwn = bfa_fcs_lport_get_pwwn(rport->port); | |
2428 | aen_entry->aen_data.rport.rpwwn = rport->pwwn; | |
2429 | ||
2430 | /* Send the AEN notification */ | |
2431 | bfad_im_post_vendor_event(aen_entry, bfad, ++rport->fcs->fcs_aen_seq, | |
2432 | BFA_AEN_CAT_RPORT, event); | |
2433 | } | |
2434 | ||
7725ccfd | 2435 | static void |
61ba4394 KG |
2436 | bfa_fcs_rport_fcs_online_action(struct bfa_fcs_rport_s *rport) |
2437 | { | |
2438 | if ((!rport->pid) || (!rport->pwwn)) { | |
2439 | bfa_trc(rport->fcs, rport->pid); | |
2440 | bfa_sm_fault(rport->fcs, rport->pid); | |
2441 | } | |
2442 | ||
2443 | bfa_sm_send_event(rport->itnim, BFA_FCS_ITNIM_SM_FCS_ONLINE); | |
2444 | } | |
2445 | ||
2446 | static void | |
2447 | bfa_fcs_rport_hal_online_action(struct bfa_fcs_rport_s *rport) | |
7725ccfd | 2448 | { |
a36c61f9 KG |
2449 | struct bfa_fcs_lport_s *port = rport->port; |
2450 | struct bfad_s *bfad = (struct bfad_s *)port->fcs->bfad; | |
2451 | char lpwwn_buf[BFA_STRING_32]; | |
2452 | char rpwwn_buf[BFA_STRING_32]; | |
7725ccfd JH |
2453 | |
2454 | rport->stats.onlines++; | |
2455 | ||
d7be54cc KG |
2456 | if ((!rport->pid) || (!rport->pwwn)) { |
2457 | bfa_trc(rport->fcs, rport->pid); | |
2458 | bfa_sm_fault(rport->fcs, rport->pid); | |
2459 | } | |
2460 | ||
a36c61f9 | 2461 | if (bfa_fcs_lport_is_initiator(port)) { |
61ba4394 | 2462 | bfa_fcs_itnim_brp_online(rport->itnim); |
7725ccfd JH |
2463 | if (!BFA_FCS_PID_IS_WKA(rport->pid)) |
2464 | bfa_fcs_rpf_rport_online(rport); | |
2465 | }; | |
2466 | ||
a36c61f9 KG |
2467 | wwn2str(lpwwn_buf, bfa_fcs_lport_get_pwwn(port)); |
2468 | wwn2str(rpwwn_buf, rport->pwwn); | |
7826f304 | 2469 | if (!BFA_FCS_PID_IS_WKA(rport->pid)) { |
88166242 | 2470 | BFA_LOG(KERN_INFO, bfad, bfa_log_level, |
a36c61f9 KG |
2471 | "Remote port (WWN = %s) online for logical port (WWN = %s)\n", |
2472 | rpwwn_buf, lpwwn_buf); | |
7826f304 KG |
2473 | bfa_fcs_rport_aen_post(rport, BFA_RPORT_AEN_ONLINE, NULL); |
2474 | } | |
7725ccfd JH |
2475 | } |
2476 | ||
2477 | static void | |
61ba4394 KG |
2478 | bfa_fcs_rport_fcs_offline_action(struct bfa_fcs_rport_s *rport) |
2479 | { | |
2480 | if (!BFA_FCS_PID_IS_WKA(rport->pid)) | |
2481 | bfa_fcs_rpf_rport_offline(rport); | |
2482 | ||
2483 | bfa_fcs_itnim_rport_offline(rport->itnim); | |
2484 | } | |
2485 | ||
2486 | static void | |
2487 | bfa_fcs_rport_hal_offline_action(struct bfa_fcs_rport_s *rport) | |
7725ccfd | 2488 | { |
a36c61f9 KG |
2489 | struct bfa_fcs_lport_s *port = rport->port; |
2490 | struct bfad_s *bfad = (struct bfad_s *)port->fcs->bfad; | |
2491 | char lpwwn_buf[BFA_STRING_32]; | |
2492 | char rpwwn_buf[BFA_STRING_32]; | |
7725ccfd | 2493 | |
61ba4394 KG |
2494 | if (!rport->bfa_rport) { |
2495 | bfa_fcs_rport_fcs_offline_action(rport); | |
2496 | return; | |
2497 | } | |
2498 | ||
7725ccfd JH |
2499 | rport->stats.offlines++; |
2500 | ||
a36c61f9 KG |
2501 | wwn2str(lpwwn_buf, bfa_fcs_lport_get_pwwn(port)); |
2502 | wwn2str(rpwwn_buf, rport->pwwn); | |
7725ccfd | 2503 | if (!BFA_FCS_PID_IS_WKA(rport->pid)) { |
7826f304 | 2504 | if (bfa_fcs_lport_is_online(rport->port) == BFA_TRUE) { |
88166242 | 2505 | BFA_LOG(KERN_ERR, bfad, bfa_log_level, |
a36c61f9 KG |
2506 | "Remote port (WWN = %s) connectivity lost for " |
2507 | "logical port (WWN = %s)\n", | |
2508 | rpwwn_buf, lpwwn_buf); | |
7826f304 KG |
2509 | bfa_fcs_rport_aen_post(rport, |
2510 | BFA_RPORT_AEN_DISCONNECT, NULL); | |
2511 | } else { | |
88166242 | 2512 | BFA_LOG(KERN_INFO, bfad, bfa_log_level, |
a36c61f9 KG |
2513 | "Remote port (WWN = %s) offlined by " |
2514 | "logical port (WWN = %s)\n", | |
2515 | rpwwn_buf, lpwwn_buf); | |
7826f304 KG |
2516 | bfa_fcs_rport_aen_post(rport, |
2517 | BFA_RPORT_AEN_OFFLINE, NULL); | |
2518 | } | |
7725ccfd JH |
2519 | } |
2520 | ||
a36c61f9 | 2521 | if (bfa_fcs_lport_is_initiator(port)) { |
7725ccfd JH |
2522 | bfa_fcs_itnim_rport_offline(rport->itnim); |
2523 | if (!BFA_FCS_PID_IS_WKA(rport->pid)) | |
2524 | bfa_fcs_rpf_rport_offline(rport); | |
2525 | } | |
7725ccfd JH |
2526 | } |
2527 | ||
5fbe25c7 | 2528 | /* |
7725ccfd JH |
2529 | * Update rport parameters from PLOGI or PLOGI accept. |
2530 | */ | |
2531 | static void | |
2532 | bfa_fcs_rport_update(struct bfa_fcs_rport_s *rport, struct fc_logi_s *plogi) | |
2533 | { | |
a36c61f9 | 2534 | bfa_fcs_lport_t *port = rport->port; |
7725ccfd | 2535 | |
5fbe25c7 | 2536 | /* |
7725ccfd JH |
2537 | * - port name |
2538 | * - node name | |
2539 | */ | |
2540 | rport->pwwn = plogi->port_name; | |
2541 | rport->nwwn = plogi->node_name; | |
2542 | ||
5fbe25c7 | 2543 | /* |
7725ccfd JH |
2544 | * - class of service |
2545 | */ | |
2546 | rport->fc_cos = 0; | |
2547 | if (plogi->class3.class_valid) | |
2548 | rport->fc_cos = FC_CLASS_3; | |
2549 | ||
2550 | if (plogi->class2.class_valid) | |
2551 | rport->fc_cos |= FC_CLASS_2; | |
2552 | ||
5fbe25c7 | 2553 | /* |
7725ccfd JH |
2554 | * - CISC |
2555 | * - MAX receive frame size | |
2556 | */ | |
2557 | rport->cisc = plogi->csp.cisc; | |
bd5a0260 KG |
2558 | if (be16_to_cpu(plogi->class3.rxsz) < be16_to_cpu(plogi->csp.rxsz)) |
2559 | rport->maxfrsize = be16_to_cpu(plogi->class3.rxsz); | |
2560 | else | |
2561 | rport->maxfrsize = be16_to_cpu(plogi->csp.rxsz); | |
7725ccfd | 2562 | |
ba816ea8 | 2563 | bfa_trc(port->fcs, be16_to_cpu(plogi->csp.bbcred)); |
7725ccfd | 2564 | bfa_trc(port->fcs, port->fabric->bb_credit); |
5fbe25c7 | 2565 | /* |
7725ccfd JH |
2566 | * Direct Attach P2P mode : |
2567 | * This is to handle a bug (233476) in IBM targets in Direct Attach | |
a36c61f9 KG |
2568 | * Mode. Basically, in FLOGI Accept the target would have |
2569 | * erroneously set the BB Credit to the value used in the FLOGI | |
2570 | * sent by the HBA. It uses the correct value (its own BB credit) | |
2571 | * in PLOGI. | |
7725ccfd | 2572 | */ |
a36c61f9 | 2573 | if ((!bfa_fcs_fabric_is_switched(port->fabric)) && |
ba816ea8 | 2574 | (be16_to_cpu(plogi->csp.bbcred) < port->fabric->bb_credit)) { |
7725ccfd | 2575 | |
ba816ea8 | 2576 | bfa_trc(port->fcs, be16_to_cpu(plogi->csp.bbcred)); |
7725ccfd JH |
2577 | bfa_trc(port->fcs, port->fabric->bb_credit); |
2578 | ||
ba816ea8 | 2579 | port->fabric->bb_credit = be16_to_cpu(plogi->csp.bbcred); |
1c8a4c37 | 2580 | bfa_fcport_set_tx_bbcredit(port->fcs->bfa, |
bbe37a67 | 2581 | port->fabric->bb_credit); |
7725ccfd JH |
2582 | } |
2583 | ||
2584 | } | |
2585 | ||
5fbe25c7 | 2586 | /* |
a36c61f9 | 2587 | * Called to handle LOGO received from an existing remote port. |
7725ccfd JH |
2588 | */ |
2589 | static void | |
2590 | bfa_fcs_rport_process_logo(struct bfa_fcs_rport_s *rport, struct fchs_s *fchs) | |
2591 | { | |
2592 | rport->reply_oxid = fchs->ox_id; | |
2593 | bfa_trc(rport->fcs, rport->reply_oxid); | |
2594 | ||
4b5e759d | 2595 | rport->prlo = BFA_FALSE; |
7725ccfd JH |
2596 | rport->stats.logo_rcvd++; |
2597 | bfa_sm_send_event(rport, RPSM_EVENT_LOGO_RCVD); | |
2598 | } | |
2599 | ||
2600 | ||
2601 | ||
5fbe25c7 | 2602 | /* |
7725ccfd JH |
2603 | * fcs_rport_public FCS rport public interfaces |
2604 | */ | |
2605 | ||
5fbe25c7 | 2606 | /* |
a36c61f9 KG |
2607 | * Called by bport/vport to create a remote port instance for a discovered |
2608 | * remote device. | |
7725ccfd JH |
2609 | * |
2610 | * @param[in] port - base port or vport | |
2611 | * @param[in] rpid - remote port ID | |
2612 | * | |
2613 | * @return None | |
2614 | */ | |
2615 | struct bfa_fcs_rport_s * | |
a36c61f9 | 2616 | bfa_fcs_rport_create(struct bfa_fcs_lport_s *port, u32 rpid) |
7725ccfd JH |
2617 | { |
2618 | struct bfa_fcs_rport_s *rport; | |
2619 | ||
2620 | bfa_trc(port->fcs, rpid); | |
2621 | rport = bfa_fcs_rport_alloc(port, WWN_NULL, rpid); | |
2622 | if (!rport) | |
2623 | return NULL; | |
2624 | ||
2625 | bfa_sm_send_event(rport, RPSM_EVENT_PLOGI_SEND); | |
2626 | return rport; | |
2627 | } | |
2628 | ||
5fbe25c7 | 2629 | /* |
7725ccfd JH |
2630 | * Called to create a rport for which only the wwn is known. |
2631 | * | |
2632 | * @param[in] port - base port | |
2633 | * @param[in] rpwwn - remote port wwn | |
2634 | * | |
2635 | * @return None | |
2636 | */ | |
2637 | struct bfa_fcs_rport_s * | |
a36c61f9 | 2638 | bfa_fcs_rport_create_by_wwn(struct bfa_fcs_lport_s *port, wwn_t rpwwn) |
7725ccfd JH |
2639 | { |
2640 | struct bfa_fcs_rport_s *rport; | |
7725ccfd JH |
2641 | bfa_trc(port->fcs, rpwwn); |
2642 | rport = bfa_fcs_rport_alloc(port, rpwwn, 0); | |
2643 | if (!rport) | |
2644 | return NULL; | |
2645 | ||
2646 | bfa_sm_send_event(rport, RPSM_EVENT_ADDRESS_DISC); | |
2647 | return rport; | |
2648 | } | |
5fbe25c7 | 2649 | /* |
7725ccfd JH |
2650 | * Called by bport in private loop topology to indicate that a |
2651 | * rport has been discovered and plogi has been completed. | |
2652 | * | |
2653 | * @param[in] port - base port or vport | |
2654 | * @param[in] rpid - remote port ID | |
2655 | */ | |
2656 | void | |
a36c61f9 KG |
2657 | bfa_fcs_rport_start(struct bfa_fcs_lport_s *port, struct fchs_s *fchs, |
2658 | struct fc_logi_s *plogi) | |
7725ccfd JH |
2659 | { |
2660 | struct bfa_fcs_rport_s *rport; | |
2661 | ||
2662 | rport = bfa_fcs_rport_alloc(port, WWN_NULL, fchs->s_id); | |
2663 | if (!rport) | |
2664 | return; | |
2665 | ||
2666 | bfa_fcs_rport_update(rport, plogi); | |
2667 | ||
2668 | bfa_sm_send_event(rport, RPSM_EVENT_PLOGI_COMP); | |
2669 | } | |
2670 | ||
5fbe25c7 | 2671 | /* |
a36c61f9 KG |
2672 | * Called by bport/vport to handle PLOGI received from a new remote port. |
2673 | * If an existing rport does a plogi, it will be handled separately. | |
7725ccfd JH |
2674 | */ |
2675 | void | |
a36c61f9 KG |
2676 | bfa_fcs_rport_plogi_create(struct bfa_fcs_lport_s *port, struct fchs_s *fchs, |
2677 | struct fc_logi_s *plogi) | |
7725ccfd JH |
2678 | { |
2679 | struct bfa_fcs_rport_s *rport; | |
2680 | ||
2681 | rport = bfa_fcs_rport_alloc(port, plogi->port_name, fchs->s_id); | |
2682 | if (!rport) | |
2683 | return; | |
2684 | ||
2685 | bfa_fcs_rport_update(rport, plogi); | |
2686 | ||
2687 | rport->reply_oxid = fchs->ox_id; | |
2688 | bfa_trc(rport->fcs, rport->reply_oxid); | |
2689 | ||
2690 | rport->stats.plogi_rcvd++; | |
2691 | bfa_sm_send_event(rport, RPSM_EVENT_PLOGI_RCVD); | |
2692 | } | |
2693 | ||
5fbe25c7 | 2694 | /* |
a36c61f9 KG |
2695 | * Called by bport/vport to handle PLOGI received from an existing |
2696 | * remote port. | |
7725ccfd JH |
2697 | */ |
2698 | void | |
2699 | bfa_fcs_rport_plogi(struct bfa_fcs_rport_s *rport, struct fchs_s *rx_fchs, | |
a36c61f9 | 2700 | struct fc_logi_s *plogi) |
7725ccfd | 2701 | { |
5fbe25c7 | 2702 | /* |
7725ccfd JH |
2703 | * @todo Handle P2P and initiator-initiator. |
2704 | */ | |
2705 | ||
2706 | bfa_fcs_rport_update(rport, plogi); | |
2707 | ||
2708 | rport->reply_oxid = rx_fchs->ox_id; | |
2709 | bfa_trc(rport->fcs, rport->reply_oxid); | |
2710 | ||
d7be54cc KG |
2711 | rport->pid = rx_fchs->s_id; |
2712 | bfa_trc(rport->fcs, rport->pid); | |
2713 | ||
7725ccfd JH |
2714 | rport->stats.plogi_rcvd++; |
2715 | bfa_sm_send_event(rport, RPSM_EVENT_PLOGI_RCVD); | |
2716 | } | |
2717 | ||
7725ccfd | 2718 | |
5fbe25c7 | 2719 | /* |
a36c61f9 | 2720 | * Called by bport/vport to notify SCN for the remote port |
7725ccfd JH |
2721 | */ |
2722 | void | |
2723 | bfa_fcs_rport_scn(struct bfa_fcs_rport_s *rport) | |
2724 | { | |
7725ccfd | 2725 | rport->stats.rscns++; |
bc0e2c2a | 2726 | bfa_sm_send_event(rport, RPSM_EVENT_FAB_SCN); |
7725ccfd JH |
2727 | } |
2728 | ||
5fbe25c7 | 2729 | /* |
a36c61f9 KG |
2730 | * brief |
2731 | * This routine BFA callback for bfa_rport_online() call. | |
7725ccfd | 2732 | * |
a36c61f9 | 2733 | * param[in] cb_arg - rport struct. |
7725ccfd | 2734 | * |
a36c61f9 KG |
2735 | * return |
2736 | * void | |
7725ccfd | 2737 | * |
a36c61f9 | 2738 | * Special Considerations: |
7725ccfd | 2739 | * |
a36c61f9 | 2740 | * note |
7725ccfd JH |
2741 | */ |
2742 | void | |
2743 | bfa_cb_rport_online(void *cbarg) | |
2744 | { | |
2745 | ||
a36c61f9 | 2746 | struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) cbarg; |
7725ccfd JH |
2747 | |
2748 | bfa_trc(rport->fcs, rport->pwwn); | |
2749 | bfa_sm_send_event(rport, RPSM_EVENT_HCB_ONLINE); | |
2750 | } | |
2751 | ||
5fbe25c7 | 2752 | /* |
a36c61f9 KG |
2753 | * brief |
2754 | * This routine BFA callback for bfa_rport_offline() call. | |
7725ccfd | 2755 | * |
a36c61f9 | 2756 | * param[in] rport - |
7725ccfd | 2757 | * |
a36c61f9 KG |
2758 | * return |
2759 | * void | |
7725ccfd | 2760 | * |
a36c61f9 | 2761 | * Special Considerations: |
7725ccfd | 2762 | * |
a36c61f9 | 2763 | * note |
7725ccfd JH |
2764 | */ |
2765 | void | |
2766 | bfa_cb_rport_offline(void *cbarg) | |
2767 | { | |
a36c61f9 | 2768 | struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) cbarg; |
7725ccfd JH |
2769 | |
2770 | bfa_trc(rport->fcs, rport->pwwn); | |
2771 | bfa_sm_send_event(rport, RPSM_EVENT_HCB_OFFLINE); | |
2772 | } | |
2773 | ||
5fbe25c7 | 2774 | /* |
a36c61f9 KG |
2775 | * brief |
2776 | * This routine is a static BFA callback when there is a QoS flow_id | |
2777 | * change notification | |
7725ccfd | 2778 | * |
a36c61f9 | 2779 | * param[in] rport - |
7725ccfd | 2780 | * |
a36c61f9 KG |
2781 | * return |
2782 | * void | |
7725ccfd | 2783 | * |
a36c61f9 | 2784 | * Special Considerations: |
7725ccfd | 2785 | * |
a36c61f9 | 2786 | * note |
7725ccfd JH |
2787 | */ |
2788 | void | |
2789 | bfa_cb_rport_qos_scn_flowid(void *cbarg, | |
a36c61f9 KG |
2790 | struct bfa_rport_qos_attr_s old_qos_attr, |
2791 | struct bfa_rport_qos_attr_s new_qos_attr) | |
7725ccfd | 2792 | { |
a36c61f9 | 2793 | struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) cbarg; |
7826f304 | 2794 | struct bfa_rport_aen_data_s aen_data; |
7725ccfd JH |
2795 | |
2796 | bfa_trc(rport->fcs, rport->pwwn); | |
7826f304 KG |
2797 | aen_data.priv.qos = new_qos_attr; |
2798 | bfa_fcs_rport_aen_post(rport, BFA_RPORT_AEN_QOS_FLOWID, &aen_data); | |
7725ccfd JH |
2799 | } |
2800 | ||
bc0e2c2a KG |
2801 | void |
2802 | bfa_cb_rport_scn_online(struct bfa_s *bfa) | |
2803 | { | |
2804 | struct bfa_fcs_s *fcs = &((struct bfad_s *)bfa->bfad)->bfa_fcs; | |
2805 | struct bfa_fcs_lport_s *port = bfa_fcs_get_base_port(fcs); | |
2806 | struct bfa_fcs_rport_s *rp; | |
2807 | struct list_head *qe; | |
2808 | ||
2809 | list_for_each(qe, &port->rport_q) { | |
2810 | rp = (struct bfa_fcs_rport_s *) qe; | |
2811 | bfa_sm_send_event(rp, RPSM_EVENT_SCN_ONLINE); | |
2812 | rp->scn_online = BFA_TRUE; | |
2813 | } | |
2814 | ||
2815 | if (bfa_fcs_lport_is_online(port)) | |
2816 | bfa_fcs_lport_lip_scn_online(port); | |
2817 | } | |
2818 | ||
2819 | void | |
2820 | bfa_cb_rport_scn_no_dev(void *rport) | |
2821 | { | |
2822 | struct bfa_fcs_rport_s *rp = rport; | |
2823 | ||
2824 | bfa_sm_send_event(rp, RPSM_EVENT_SCN_OFFLINE); | |
2825 | rp->scn_online = BFA_FALSE; | |
2826 | } | |
2827 | ||
2828 | void | |
2829 | bfa_cb_rport_scn_offline(struct bfa_s *bfa) | |
2830 | { | |
2831 | struct bfa_fcs_s *fcs = &((struct bfad_s *)bfa->bfad)->bfa_fcs; | |
2832 | struct bfa_fcs_lport_s *port = bfa_fcs_get_base_port(fcs); | |
2833 | struct bfa_fcs_rport_s *rp; | |
2834 | struct list_head *qe; | |
2835 | ||
2836 | list_for_each(qe, &port->rport_q) { | |
2837 | rp = (struct bfa_fcs_rport_s *) qe; | |
2838 | bfa_sm_send_event(rp, RPSM_EVENT_SCN_OFFLINE); | |
2839 | rp->scn_online = BFA_FALSE; | |
2840 | } | |
2841 | } | |
2842 | ||
5fbe25c7 | 2843 | /* |
a36c61f9 KG |
2844 | * brief |
2845 | * This routine is a static BFA callback when there is a QoS priority | |
2846 | * change notification | |
7725ccfd | 2847 | * |
a36c61f9 | 2848 | * param[in] rport - |
7725ccfd | 2849 | * |
a36c61f9 KG |
2850 | * return |
2851 | * void | |
7725ccfd | 2852 | * |
a36c61f9 | 2853 | * Special Considerations: |
7725ccfd | 2854 | * |
a36c61f9 | 2855 | * note |
7725ccfd JH |
2856 | */ |
2857 | void | |
a36c61f9 KG |
2858 | bfa_cb_rport_qos_scn_prio(void *cbarg, |
2859 | struct bfa_rport_qos_attr_s old_qos_attr, | |
2860 | struct bfa_rport_qos_attr_s new_qos_attr) | |
7725ccfd | 2861 | { |
a36c61f9 | 2862 | struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) cbarg; |
7826f304 | 2863 | struct bfa_rport_aen_data_s aen_data; |
7725ccfd JH |
2864 | |
2865 | bfa_trc(rport->fcs, rport->pwwn); | |
7826f304 KG |
2866 | aen_data.priv.qos = new_qos_attr; |
2867 | bfa_fcs_rport_aen_post(rport, BFA_RPORT_AEN_QOS_PRIO, &aen_data); | |
7725ccfd JH |
2868 | } |
2869 | ||
5fbe25c7 | 2870 | /* |
a36c61f9 | 2871 | * Called to process any unsolicted frames from this remote port |
7725ccfd JH |
2872 | */ |
2873 | void | |
a36c61f9 KG |
2874 | bfa_fcs_rport_uf_recv(struct bfa_fcs_rport_s *rport, |
2875 | struct fchs_s *fchs, u16 len) | |
7725ccfd | 2876 | { |
a36c61f9 KG |
2877 | struct bfa_fcs_lport_s *port = rport->port; |
2878 | struct fc_els_cmd_s *els_cmd; | |
7725ccfd JH |
2879 | |
2880 | bfa_trc(rport->fcs, fchs->s_id); | |
2881 | bfa_trc(rport->fcs, fchs->d_id); | |
2882 | bfa_trc(rport->fcs, fchs->type); | |
2883 | ||
2884 | if (fchs->type != FC_TYPE_ELS) | |
2885 | return; | |
2886 | ||
2887 | els_cmd = (struct fc_els_cmd_s *) (fchs + 1); | |
2888 | ||
2889 | bfa_trc(rport->fcs, els_cmd->els_code); | |
2890 | ||
2891 | switch (els_cmd->els_code) { | |
2892 | case FC_ELS_LOGO: | |
a36c61f9 | 2893 | bfa_stats(port, plogi_rcvd); |
7725ccfd JH |
2894 | bfa_fcs_rport_process_logo(rport, fchs); |
2895 | break; | |
2896 | ||
2897 | case FC_ELS_ADISC: | |
a36c61f9 | 2898 | bfa_stats(port, adisc_rcvd); |
7725ccfd JH |
2899 | bfa_fcs_rport_process_adisc(rport, fchs, len); |
2900 | break; | |
2901 | ||
2902 | case FC_ELS_PRLO: | |
a36c61f9 KG |
2903 | bfa_stats(port, prlo_rcvd); |
2904 | if (bfa_fcs_lport_is_initiator(port)) | |
7725ccfd | 2905 | bfa_fcs_fcpim_uf_recv(rport->itnim, fchs, len); |
7725ccfd JH |
2906 | break; |
2907 | ||
2908 | case FC_ELS_PRLI: | |
a36c61f9 | 2909 | bfa_stats(port, prli_rcvd); |
7725ccfd JH |
2910 | bfa_fcs_rport_process_prli(rport, fchs, len); |
2911 | break; | |
2912 | ||
2913 | case FC_ELS_RPSC: | |
a36c61f9 | 2914 | bfa_stats(port, rpsc_rcvd); |
7725ccfd JH |
2915 | bfa_fcs_rport_process_rpsc(rport, fchs, len); |
2916 | break; | |
2917 | ||
2918 | default: | |
a36c61f9 | 2919 | bfa_stats(port, un_handled_els_rcvd); |
7725ccfd JH |
2920 | bfa_fcs_rport_send_ls_rjt(rport, fchs, |
2921 | FC_LS_RJT_RSN_CMD_NOT_SUPP, | |
2922 | FC_LS_RJT_EXP_NO_ADDL_INFO); | |
2923 | break; | |
2924 | } | |
2925 | } | |
2926 | ||
a36c61f9 | 2927 | /* send best case acc to prlo */ |
4b5e759d JH |
2928 | static void |
2929 | bfa_fcs_rport_send_prlo_acc(struct bfa_fcs_rport_s *rport) | |
2930 | { | |
a36c61f9 KG |
2931 | struct bfa_fcs_lport_s *port = rport->port; |
2932 | struct fchs_s fchs; | |
4b5e759d | 2933 | struct bfa_fcxp_s *fcxp; |
a36c61f9 | 2934 | int len; |
4b5e759d JH |
2935 | |
2936 | bfa_trc(rport->fcs, rport->pid); | |
2937 | ||
c3f1b123 | 2938 | fcxp = bfa_fcs_fcxp_alloc(port->fcs, BFA_FALSE); |
4b5e759d JH |
2939 | if (!fcxp) |
2940 | return; | |
4b5e759d | 2941 | len = fc_prlo_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), |
a36c61f9 | 2942 | rport->pid, bfa_fcs_lport_get_fcid(port), |
4b5e759d JH |
2943 | rport->reply_oxid, 0); |
2944 | ||
2945 | bfa_fcxp_send(fcxp, rport->bfa_rport, port->fabric->vf_id, | |
a36c61f9 KG |
2946 | port->lp_tag, BFA_FALSE, FC_CLASS_3, len, &fchs, |
2947 | NULL, NULL, FC_MAX_PDUSZ, 0); | |
4b5e759d JH |
2948 | } |
2949 | ||
7725ccfd JH |
2950 | /* |
2951 | * Send a LS reject | |
2952 | */ | |
2953 | static void | |
2954 | bfa_fcs_rport_send_ls_rjt(struct bfa_fcs_rport_s *rport, struct fchs_s *rx_fchs, | |
2955 | u8 reason_code, u8 reason_code_expl) | |
2956 | { | |
a36c61f9 KG |
2957 | struct bfa_fcs_lport_s *port = rport->port; |
2958 | struct fchs_s fchs; | |
7725ccfd | 2959 | struct bfa_fcxp_s *fcxp; |
a36c61f9 | 2960 | int len; |
7725ccfd JH |
2961 | |
2962 | bfa_trc(rport->fcs, rx_fchs->s_id); | |
2963 | ||
c3f1b123 | 2964 | fcxp = bfa_fcs_fcxp_alloc(rport->fcs, BFA_FALSE); |
7725ccfd JH |
2965 | if (!fcxp) |
2966 | return; | |
2967 | ||
a36c61f9 KG |
2968 | len = fc_ls_rjt_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), |
2969 | rx_fchs->s_id, bfa_fcs_lport_get_fcid(port), | |
2970 | rx_fchs->ox_id, reason_code, reason_code_expl); | |
7725ccfd | 2971 | |
a36c61f9 KG |
2972 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, |
2973 | BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL, | |
2974 | FC_MAX_PDUSZ, 0); | |
7725ccfd JH |
2975 | } |
2976 | ||
5fbe25c7 | 2977 | /* |
7725ccfd JH |
2978 | * Return state of rport. |
2979 | */ | |
2980 | int | |
2981 | bfa_fcs_rport_get_state(struct bfa_fcs_rport_s *rport) | |
2982 | { | |
2983 | return bfa_sm_to_state(rport_sm_table, rport->sm); | |
2984 | } | |
2985 | ||
f7f73812 | 2986 | |
5fbe25c7 | 2987 | /* |
a36c61f9 KG |
2988 | * brief |
2989 | * Called by the Driver to set rport delete/ageout timeout | |
7725ccfd | 2990 | * |
a36c61f9 | 2991 | * param[in] rport timeout value in seconds. |
7725ccfd | 2992 | * |
a36c61f9 | 2993 | * return None |
7725ccfd JH |
2994 | */ |
2995 | void | |
2996 | bfa_fcs_rport_set_del_timeout(u8 rport_tmo) | |
2997 | { | |
a36c61f9 | 2998 | /* convert to Millisecs */ |
7725ccfd JH |
2999 | if (rport_tmo > 0) |
3000 | bfa_fcs_rport_del_timeout = rport_tmo * 1000; | |
3001 | } | |
4b5e759d | 3002 | void |
50444a34 | 3003 | bfa_fcs_rport_prlo(struct bfa_fcs_rport_s *rport, __be16 ox_id) |
4b5e759d JH |
3004 | { |
3005 | bfa_trc(rport->fcs, rport->pid); | |
3006 | ||
3007 | rport->prlo = BFA_TRUE; | |
3008 | rport->reply_oxid = ox_id; | |
3009 | bfa_sm_send_event(rport, RPSM_EVENT_PRLO_RCVD); | |
3010 | } | |
a36c61f9 | 3011 | |
61ba4394 KG |
3012 | /* |
3013 | * Called by BFAD to set the max limit on number of bfa_fcs_rport allocation | |
3014 | * which limits number of concurrent logins to remote ports | |
3015 | */ | |
3016 | void | |
3017 | bfa_fcs_rport_set_max_logins(u32 max_logins) | |
3018 | { | |
3019 | if (max_logins > 0) | |
3020 | bfa_fcs_rport_max_logins = max_logins; | |
3021 | } | |
3022 | ||
60138066 KG |
3023 | void |
3024 | bfa_fcs_rport_get_attr(struct bfa_fcs_rport_s *rport, | |
3025 | struct bfa_rport_attr_s *rport_attr) | |
3026 | { | |
3027 | struct bfa_rport_qos_attr_s qos_attr; | |
3028 | struct bfa_fcs_lport_s *port = rport->port; | |
3029 | bfa_port_speed_t rport_speed = rport->rpf.rpsc_speed; | |
7ace27ae KG |
3030 | struct bfa_port_attr_s port_attr; |
3031 | ||
3032 | bfa_fcport_get_attr(rport->fcs->bfa, &port_attr); | |
60138066 KG |
3033 | |
3034 | memset(rport_attr, 0, sizeof(struct bfa_rport_attr_s)); | |
3035 | memset(&qos_attr, 0, sizeof(struct bfa_rport_qos_attr_s)); | |
3036 | ||
3037 | rport_attr->pid = rport->pid; | |
3038 | rport_attr->pwwn = rport->pwwn; | |
3039 | rport_attr->nwwn = rport->nwwn; | |
3040 | rport_attr->cos_supported = rport->fc_cos; | |
3041 | rport_attr->df_sz = rport->maxfrsize; | |
3042 | rport_attr->state = bfa_fcs_rport_get_state(rport); | |
3043 | rport_attr->fc_cos = rport->fc_cos; | |
3044 | rport_attr->cisc = rport->cisc; | |
3045 | rport_attr->scsi_function = rport->scsi_function; | |
3046 | rport_attr->curr_speed = rport->rpf.rpsc_speed; | |
3047 | rport_attr->assigned_speed = rport->rpf.assigned_speed; | |
3048 | ||
61ba4394 KG |
3049 | if (rport->bfa_rport) { |
3050 | qos_attr.qos_priority = rport->bfa_rport->qos_attr.qos_priority; | |
3051 | qos_attr.qos_flow_id = | |
3052 | cpu_to_be32(rport->bfa_rport->qos_attr.qos_flow_id); | |
3053 | } | |
60138066 KG |
3054 | rport_attr->qos_attr = qos_attr; |
3055 | ||
3056 | rport_attr->trl_enforced = BFA_FALSE; | |
3057 | if (bfa_fcport_is_ratelim(port->fcs->bfa) && | |
3058 | (rport->scsi_function == BFA_RPORT_TARGET)) { | |
3059 | if (rport_speed == BFA_PORT_SPEED_UNKNOWN) | |
3060 | rport_speed = | |
3061 | bfa_fcport_get_ratelim_speed(rport->fcs->bfa); | |
3062 | ||
7ace27ae KG |
3063 | if ((bfa_fcs_lport_get_rport_max_speed(port) != |
3064 | BFA_PORT_SPEED_UNKNOWN) && (rport_speed < port_attr.speed)) | |
60138066 KG |
3065 | rport_attr->trl_enforced = BFA_TRUE; |
3066 | } | |
3067 | } | |
a36c61f9 | 3068 | |
5fbe25c7 | 3069 | /* |
a36c61f9 KG |
3070 | * Remote port implementation. |
3071 | */ | |
3072 | ||
5fbe25c7 | 3073 | /* |
a36c61f9 KG |
3074 | * fcs_rport_api FCS rport API. |
3075 | */ | |
3076 | ||
a36c61f9 KG |
3077 | struct bfa_fcs_rport_s * |
3078 | bfa_fcs_rport_lookup(struct bfa_fcs_lport_s *port, wwn_t rpwwn) | |
3079 | { | |
3080 | struct bfa_fcs_rport_s *rport; | |
3081 | ||
3082 | rport = bfa_fcs_lport_get_rport_by_pwwn(port, rpwwn); | |
3083 | if (rport == NULL) { | |
3084 | /* | |
3085 | * TBD Error handling | |
3086 | */ | |
3087 | } | |
3088 | ||
3089 | return rport; | |
3090 | } | |
3091 | ||
3092 | struct bfa_fcs_rport_s * | |
3093 | bfa_fcs_rport_lookup_by_nwwn(struct bfa_fcs_lport_s *port, wwn_t rnwwn) | |
3094 | { | |
3095 | struct bfa_fcs_rport_s *rport; | |
3096 | ||
3097 | rport = bfa_fcs_lport_get_rport_by_nwwn(port, rnwwn); | |
3098 | if (rport == NULL) { | |
3099 | /* | |
3100 | * TBD Error handling | |
3101 | */ | |
3102 | } | |
3103 | ||
3104 | return rport; | |
3105 | } | |
3106 | ||
5fbe25c7 | 3107 | /* |
a36c61f9 KG |
3108 | * Remote port features (RPF) implementation. |
3109 | */ | |
3110 | ||
3111 | #define BFA_FCS_RPF_RETRIES (3) | |
3112 | #define BFA_FCS_RPF_RETRY_TIMEOUT (1000) /* 1 sec (In millisecs) */ | |
3113 | ||
3114 | static void bfa_fcs_rpf_send_rpsc2(void *rport_cbarg, | |
3115 | struct bfa_fcxp_s *fcxp_alloced); | |
3116 | static void bfa_fcs_rpf_rpsc2_response(void *fcsarg, | |
3117 | struct bfa_fcxp_s *fcxp, | |
3118 | void *cbarg, | |
3119 | bfa_status_t req_status, | |
3120 | u32 rsp_len, | |
3121 | u32 resid_len, | |
3122 | struct fchs_s *rsp_fchs); | |
3123 | ||
3124 | static void bfa_fcs_rpf_timeout(void *arg); | |
3125 | ||
5fbe25c7 | 3126 | /* |
a36c61f9 KG |
3127 | * fcs_rport_ftrs_sm FCS rport state machine events |
3128 | */ | |
3129 | ||
3130 | enum rpf_event { | |
3131 | RPFSM_EVENT_RPORT_OFFLINE = 1, /* Rport offline */ | |
3132 | RPFSM_EVENT_RPORT_ONLINE = 2, /* Rport online */ | |
3133 | RPFSM_EVENT_FCXP_SENT = 3, /* Frame from has been sent */ | |
3134 | RPFSM_EVENT_TIMEOUT = 4, /* Rport SM timeout event */ | |
3135 | RPFSM_EVENT_RPSC_COMP = 5, | |
3136 | RPFSM_EVENT_RPSC_FAIL = 6, | |
3137 | RPFSM_EVENT_RPSC_ERROR = 7, | |
3138 | }; | |
3139 | ||
3140 | static void bfa_fcs_rpf_sm_uninit(struct bfa_fcs_rpf_s *rpf, | |
3141 | enum rpf_event event); | |
3142 | static void bfa_fcs_rpf_sm_rpsc_sending(struct bfa_fcs_rpf_s *rpf, | |
3143 | enum rpf_event event); | |
3144 | static void bfa_fcs_rpf_sm_rpsc(struct bfa_fcs_rpf_s *rpf, | |
3145 | enum rpf_event event); | |
3146 | static void bfa_fcs_rpf_sm_rpsc_retry(struct bfa_fcs_rpf_s *rpf, | |
3147 | enum rpf_event event); | |
3148 | static void bfa_fcs_rpf_sm_offline(struct bfa_fcs_rpf_s *rpf, | |
3149 | enum rpf_event event); | |
3150 | static void bfa_fcs_rpf_sm_online(struct bfa_fcs_rpf_s *rpf, | |
3151 | enum rpf_event event); | |
3152 | ||
3153 | static void | |
3154 | bfa_fcs_rpf_sm_uninit(struct bfa_fcs_rpf_s *rpf, enum rpf_event event) | |
3155 | { | |
3156 | struct bfa_fcs_rport_s *rport = rpf->rport; | |
3157 | struct bfa_fcs_fabric_s *fabric = &rport->fcs->fabric; | |
3158 | ||
3159 | bfa_trc(rport->fcs, rport->pwwn); | |
3160 | bfa_trc(rport->fcs, rport->pid); | |
3161 | bfa_trc(rport->fcs, event); | |
3162 | ||
3163 | switch (event) { | |
3164 | case RPFSM_EVENT_RPORT_ONLINE: | |
3165 | /* Send RPSC2 to a Brocade fabric only. */ | |
3166 | if ((!BFA_FCS_PID_IS_WKA(rport->pid)) && | |
f7f73812 | 3167 | ((rport->port->fabric->lps->brcd_switch) || |
a36c61f9 KG |
3168 | (bfa_fcs_fabric_get_switch_oui(fabric) == |
3169 | BFA_FCS_BRCD_SWITCH_OUI))) { | |
3170 | bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_rpsc_sending); | |
3171 | rpf->rpsc_retries = 0; | |
3172 | bfa_fcs_rpf_send_rpsc2(rpf, NULL); | |
3173 | } | |
3174 | break; | |
3175 | ||
3176 | case RPFSM_EVENT_RPORT_OFFLINE: | |
3177 | break; | |
3178 | ||
3179 | default: | |
3180 | bfa_sm_fault(rport->fcs, event); | |
3181 | } | |
3182 | } | |
3183 | ||
3184 | static void | |
3185 | bfa_fcs_rpf_sm_rpsc_sending(struct bfa_fcs_rpf_s *rpf, enum rpf_event event) | |
3186 | { | |
3187 | struct bfa_fcs_rport_s *rport = rpf->rport; | |
3188 | ||
3189 | bfa_trc(rport->fcs, event); | |
3190 | ||
3191 | switch (event) { | |
3192 | case RPFSM_EVENT_FCXP_SENT: | |
3193 | bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_rpsc); | |
3194 | break; | |
3195 | ||
3196 | case RPFSM_EVENT_RPORT_OFFLINE: | |
3197 | bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_offline); | |
3198 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rpf->fcxp_wqe); | |
3199 | rpf->rpsc_retries = 0; | |
3200 | break; | |
3201 | ||
3202 | default: | |
3203 | bfa_sm_fault(rport->fcs, event); | |
3204 | } | |
3205 | } | |
3206 | ||
3207 | static void | |
3208 | bfa_fcs_rpf_sm_rpsc(struct bfa_fcs_rpf_s *rpf, enum rpf_event event) | |
3209 | { | |
3210 | struct bfa_fcs_rport_s *rport = rpf->rport; | |
3211 | ||
3212 | bfa_trc(rport->fcs, rport->pid); | |
3213 | bfa_trc(rport->fcs, event); | |
3214 | ||
3215 | switch (event) { | |
3216 | case RPFSM_EVENT_RPSC_COMP: | |
3217 | bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_online); | |
3218 | /* Update speed info in f/w via BFA */ | |
3219 | if (rpf->rpsc_speed != BFA_PORT_SPEED_UNKNOWN) | |
3220 | bfa_rport_speed(rport->bfa_rport, rpf->rpsc_speed); | |
3221 | else if (rpf->assigned_speed != BFA_PORT_SPEED_UNKNOWN) | |
3222 | bfa_rport_speed(rport->bfa_rport, rpf->assigned_speed); | |
3223 | break; | |
3224 | ||
3225 | case RPFSM_EVENT_RPSC_FAIL: | |
3226 | /* RPSC not supported by rport */ | |
3227 | bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_online); | |
3228 | break; | |
3229 | ||
3230 | case RPFSM_EVENT_RPSC_ERROR: | |
3231 | /* need to retry...delayed a bit. */ | |
3232 | if (rpf->rpsc_retries++ < BFA_FCS_RPF_RETRIES) { | |
3233 | bfa_timer_start(rport->fcs->bfa, &rpf->timer, | |
3234 | bfa_fcs_rpf_timeout, rpf, | |
3235 | BFA_FCS_RPF_RETRY_TIMEOUT); | |
3236 | bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_rpsc_retry); | |
3237 | } else { | |
3238 | bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_online); | |
3239 | } | |
3240 | break; | |
3241 | ||
3242 | case RPFSM_EVENT_RPORT_OFFLINE: | |
3243 | bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_offline); | |
3244 | bfa_fcxp_discard(rpf->fcxp); | |
3245 | rpf->rpsc_retries = 0; | |
3246 | break; | |
3247 | ||
3248 | default: | |
3249 | bfa_sm_fault(rport->fcs, event); | |
3250 | } | |
3251 | } | |
3252 | ||
3253 | static void | |
3254 | bfa_fcs_rpf_sm_rpsc_retry(struct bfa_fcs_rpf_s *rpf, enum rpf_event event) | |
3255 | { | |
3256 | struct bfa_fcs_rport_s *rport = rpf->rport; | |
3257 | ||
3258 | bfa_trc(rport->fcs, rport->pid); | |
3259 | bfa_trc(rport->fcs, event); | |
3260 | ||
3261 | switch (event) { | |
3262 | case RPFSM_EVENT_TIMEOUT: | |
3263 | /* re-send the RPSC */ | |
3264 | bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_rpsc_sending); | |
3265 | bfa_fcs_rpf_send_rpsc2(rpf, NULL); | |
3266 | break; | |
3267 | ||
3268 | case RPFSM_EVENT_RPORT_OFFLINE: | |
3269 | bfa_timer_stop(&rpf->timer); | |
3270 | bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_offline); | |
3271 | rpf->rpsc_retries = 0; | |
3272 | break; | |
3273 | ||
3274 | default: | |
3275 | bfa_sm_fault(rport->fcs, event); | |
3276 | } | |
3277 | } | |
3278 | ||
3279 | static void | |
3280 | bfa_fcs_rpf_sm_online(struct bfa_fcs_rpf_s *rpf, enum rpf_event event) | |
3281 | { | |
3282 | struct bfa_fcs_rport_s *rport = rpf->rport; | |
3283 | ||
3284 | bfa_trc(rport->fcs, rport->pwwn); | |
3285 | bfa_trc(rport->fcs, rport->pid); | |
3286 | bfa_trc(rport->fcs, event); | |
3287 | ||
3288 | switch (event) { | |
3289 | case RPFSM_EVENT_RPORT_OFFLINE: | |
3290 | bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_offline); | |
3291 | rpf->rpsc_retries = 0; | |
3292 | break; | |
3293 | ||
3294 | default: | |
3295 | bfa_sm_fault(rport->fcs, event); | |
3296 | } | |
3297 | } | |
3298 | ||
3299 | static void | |
3300 | bfa_fcs_rpf_sm_offline(struct bfa_fcs_rpf_s *rpf, enum rpf_event event) | |
3301 | { | |
3302 | struct bfa_fcs_rport_s *rport = rpf->rport; | |
3303 | ||
3304 | bfa_trc(rport->fcs, rport->pwwn); | |
3305 | bfa_trc(rport->fcs, rport->pid); | |
3306 | bfa_trc(rport->fcs, event); | |
3307 | ||
3308 | switch (event) { | |
3309 | case RPFSM_EVENT_RPORT_ONLINE: | |
3310 | bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_rpsc_sending); | |
3311 | bfa_fcs_rpf_send_rpsc2(rpf, NULL); | |
3312 | break; | |
3313 | ||
3314 | case RPFSM_EVENT_RPORT_OFFLINE: | |
3315 | break; | |
3316 | ||
3317 | default: | |
3318 | bfa_sm_fault(rport->fcs, event); | |
3319 | } | |
3320 | } | |
5fbe25c7 | 3321 | /* |
a36c61f9 KG |
3322 | * Called when Rport is created. |
3323 | */ | |
3324 | void | |
3325 | bfa_fcs_rpf_init(struct bfa_fcs_rport_s *rport) | |
3326 | { | |
3327 | struct bfa_fcs_rpf_s *rpf = &rport->rpf; | |
3328 | ||
3329 | bfa_trc(rport->fcs, rport->pid); | |
3330 | rpf->rport = rport; | |
3331 | ||
3332 | bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_uninit); | |
3333 | } | |
3334 | ||
5fbe25c7 | 3335 | /* |
a36c61f9 KG |
3336 | * Called when Rport becomes online |
3337 | */ | |
3338 | void | |
3339 | bfa_fcs_rpf_rport_online(struct bfa_fcs_rport_s *rport) | |
3340 | { | |
3341 | bfa_trc(rport->fcs, rport->pid); | |
3342 | ||
3343 | if (__fcs_min_cfg(rport->port->fcs)) | |
3344 | return; | |
3345 | ||
3346 | if (bfa_fcs_fabric_is_switched(rport->port->fabric)) | |
3347 | bfa_sm_send_event(&rport->rpf, RPFSM_EVENT_RPORT_ONLINE); | |
3348 | } | |
3349 | ||
5fbe25c7 | 3350 | /* |
a36c61f9 KG |
3351 | * Called when Rport becomes offline |
3352 | */ | |
3353 | void | |
3354 | bfa_fcs_rpf_rport_offline(struct bfa_fcs_rport_s *rport) | |
3355 | { | |
3356 | bfa_trc(rport->fcs, rport->pid); | |
3357 | ||
3358 | if (__fcs_min_cfg(rport->port->fcs)) | |
3359 | return; | |
3360 | ||
3361 | rport->rpf.rpsc_speed = 0; | |
3362 | bfa_sm_send_event(&rport->rpf, RPFSM_EVENT_RPORT_OFFLINE); | |
3363 | } | |
3364 | ||
3365 | static void | |
3366 | bfa_fcs_rpf_timeout(void *arg) | |
3367 | { | |
3368 | struct bfa_fcs_rpf_s *rpf = (struct bfa_fcs_rpf_s *) arg; | |
3369 | struct bfa_fcs_rport_s *rport = rpf->rport; | |
3370 | ||
3371 | bfa_trc(rport->fcs, rport->pid); | |
3372 | bfa_sm_send_event(rpf, RPFSM_EVENT_TIMEOUT); | |
3373 | } | |
3374 | ||
3375 | static void | |
3376 | bfa_fcs_rpf_send_rpsc2(void *rpf_cbarg, struct bfa_fcxp_s *fcxp_alloced) | |
3377 | { | |
3378 | struct bfa_fcs_rpf_s *rpf = (struct bfa_fcs_rpf_s *)rpf_cbarg; | |
3379 | struct bfa_fcs_rport_s *rport = rpf->rport; | |
3380 | struct bfa_fcs_lport_s *port = rport->port; | |
3381 | struct fchs_s fchs; | |
3382 | int len; | |
3383 | struct bfa_fcxp_s *fcxp; | |
3384 | ||
3385 | bfa_trc(rport->fcs, rport->pwwn); | |
3386 | ||
c3f1b123 KG |
3387 | fcxp = fcxp_alloced ? fcxp_alloced : |
3388 | bfa_fcs_fcxp_alloc(port->fcs, BFA_TRUE); | |
a36c61f9 KG |
3389 | if (!fcxp) { |
3390 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &rpf->fcxp_wqe, | |
c3f1b123 | 3391 | bfa_fcs_rpf_send_rpsc2, rpf, BFA_TRUE); |
a36c61f9 KG |
3392 | return; |
3393 | } | |
3394 | rpf->fcxp = fcxp; | |
3395 | ||
3396 | len = fc_rpsc2_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rport->pid, | |
3397 | bfa_fcs_lport_get_fcid(port), &rport->pid, 1); | |
3398 | ||
3399 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, | |
3400 | FC_CLASS_3, len, &fchs, bfa_fcs_rpf_rpsc2_response, | |
3401 | rpf, FC_MAX_PDUSZ, FC_ELS_TOV); | |
3402 | rport->stats.rpsc_sent++; | |
3403 | bfa_sm_send_event(rpf, RPFSM_EVENT_FCXP_SENT); | |
3404 | ||
3405 | } | |
3406 | ||
3407 | static void | |
3408 | bfa_fcs_rpf_rpsc2_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg, | |
3409 | bfa_status_t req_status, u32 rsp_len, | |
3410 | u32 resid_len, struct fchs_s *rsp_fchs) | |
3411 | { | |
3412 | struct bfa_fcs_rpf_s *rpf = (struct bfa_fcs_rpf_s *) cbarg; | |
3413 | struct bfa_fcs_rport_s *rport = rpf->rport; | |
3414 | struct fc_ls_rjt_s *ls_rjt; | |
3415 | struct fc_rpsc2_acc_s *rpsc2_acc; | |
3416 | u16 num_ents; | |
3417 | ||
3418 | bfa_trc(rport->fcs, req_status); | |
3419 | ||
3420 | if (req_status != BFA_STATUS_OK) { | |
3421 | bfa_trc(rport->fcs, req_status); | |
3422 | if (req_status == BFA_STATUS_ETIMER) | |
3423 | rport->stats.rpsc_failed++; | |
3424 | bfa_sm_send_event(rpf, RPFSM_EVENT_RPSC_ERROR); | |
3425 | return; | |
3426 | } | |
3427 | ||
3428 | rpsc2_acc = (struct fc_rpsc2_acc_s *) BFA_FCXP_RSP_PLD(fcxp); | |
3429 | if (rpsc2_acc->els_cmd == FC_ELS_ACC) { | |
3430 | rport->stats.rpsc_accs++; | |
ba816ea8 | 3431 | num_ents = be16_to_cpu(rpsc2_acc->num_pids); |
a36c61f9 KG |
3432 | bfa_trc(rport->fcs, num_ents); |
3433 | if (num_ents > 0) { | |
36ec9712 VMG |
3434 | WARN_ON(be32_to_cpu(rpsc2_acc->port_info[0].pid) != |
3435 | bfa_ntoh3b(rport->pid)); | |
a36c61f9 | 3436 | bfa_trc(rport->fcs, |
36ec9712 | 3437 | be32_to_cpu(rpsc2_acc->port_info[0].pid)); |
a36c61f9 | 3438 | bfa_trc(rport->fcs, |
ba816ea8 | 3439 | be16_to_cpu(rpsc2_acc->port_info[0].speed)); |
a36c61f9 | 3440 | bfa_trc(rport->fcs, |
ba816ea8 | 3441 | be16_to_cpu(rpsc2_acc->port_info[0].index)); |
a36c61f9 KG |
3442 | bfa_trc(rport->fcs, |
3443 | rpsc2_acc->port_info[0].type); | |
3444 | ||
3445 | if (rpsc2_acc->port_info[0].speed == 0) { | |
3446 | bfa_sm_send_event(rpf, RPFSM_EVENT_RPSC_ERROR); | |
3447 | return; | |
3448 | } | |
3449 | ||
3450 | rpf->rpsc_speed = fc_rpsc_operspeed_to_bfa_speed( | |
ba816ea8 | 3451 | be16_to_cpu(rpsc2_acc->port_info[0].speed)); |
a36c61f9 KG |
3452 | |
3453 | bfa_sm_send_event(rpf, RPFSM_EVENT_RPSC_COMP); | |
3454 | } | |
3455 | } else { | |
3456 | ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp); | |
3457 | bfa_trc(rport->fcs, ls_rjt->reason_code); | |
3458 | bfa_trc(rport->fcs, ls_rjt->reason_code_expl); | |
3459 | rport->stats.rpsc_rejects++; | |
3460 | if (ls_rjt->reason_code == FC_LS_RJT_RSN_CMD_NOT_SUPP) | |
3461 | bfa_sm_send_event(rpf, RPFSM_EVENT_RPSC_FAIL); | |
3462 | else | |
3463 | bfa_sm_send_event(rpf, RPFSM_EVENT_RPSC_ERROR); | |
3464 | } | |
3465 | } |