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