Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. |
| 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 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 18 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 19 | * rport.c Remote port implementation. |
| 20 | */ |
| 21 | |
Maggie Zhang | f16a175 | 2010-12-09 19:12:32 -0800 | [diff] [blame] | 22 | #include "bfad_drv.h" |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 23 | #include "bfa_fcs.h" |
| 24 | #include "bfa_fcbuild.h" |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 25 | |
| 26 | BFA_TRC_FILE(FCS, RPORT); |
| 27 | |
| 28 | static u32 |
| 29 | bfa_fcs_rport_del_timeout = BFA_FCS_RPORT_DEF_DEL_TIMEOUT * 1000; |
| 30 | /* In millisecs */ |
| 31 | /* |
| 32 | * forward declarations |
| 33 | */ |
| 34 | static struct bfa_fcs_rport_s *bfa_fcs_rport_alloc( |
| 35 | struct bfa_fcs_lport_s *port, wwn_t pwwn, u32 rpid); |
| 36 | static void bfa_fcs_rport_free(struct bfa_fcs_rport_s *rport); |
| 37 | static void bfa_fcs_rport_hal_online(struct bfa_fcs_rport_s *rport); |
| 38 | static void bfa_fcs_rport_online_action(struct bfa_fcs_rport_s *rport); |
| 39 | static void bfa_fcs_rport_offline_action(struct bfa_fcs_rport_s *rport); |
| 40 | static void bfa_fcs_rport_update(struct bfa_fcs_rport_s *rport, |
| 41 | struct fc_logi_s *plogi); |
| 42 | static void bfa_fcs_rport_timeout(void *arg); |
| 43 | static void bfa_fcs_rport_send_plogi(void *rport_cbarg, |
| 44 | struct bfa_fcxp_s *fcxp_alloced); |
| 45 | static void bfa_fcs_rport_send_plogiacc(void *rport_cbarg, |
| 46 | struct bfa_fcxp_s *fcxp_alloced); |
| 47 | static void bfa_fcs_rport_plogi_response(void *fcsarg, |
| 48 | struct bfa_fcxp_s *fcxp, void *cbarg, |
| 49 | bfa_status_t req_status, u32 rsp_len, |
| 50 | u32 resid_len, struct fchs_s *rsp_fchs); |
| 51 | static void bfa_fcs_rport_send_adisc(void *rport_cbarg, |
| 52 | struct bfa_fcxp_s *fcxp_alloced); |
| 53 | static void bfa_fcs_rport_adisc_response(void *fcsarg, |
| 54 | struct bfa_fcxp_s *fcxp, void *cbarg, |
| 55 | bfa_status_t req_status, u32 rsp_len, |
| 56 | u32 resid_len, struct fchs_s *rsp_fchs); |
| 57 | static void bfa_fcs_rport_send_nsdisc(void *rport_cbarg, |
| 58 | struct bfa_fcxp_s *fcxp_alloced); |
| 59 | static void bfa_fcs_rport_gidpn_response(void *fcsarg, |
| 60 | struct bfa_fcxp_s *fcxp, void *cbarg, |
| 61 | bfa_status_t req_status, u32 rsp_len, |
| 62 | u32 resid_len, struct fchs_s *rsp_fchs); |
| 63 | static void bfa_fcs_rport_gpnid_response(void *fcsarg, |
| 64 | struct bfa_fcxp_s *fcxp, void *cbarg, |
| 65 | bfa_status_t req_status, u32 rsp_len, |
| 66 | u32 resid_len, struct fchs_s *rsp_fchs); |
| 67 | static void bfa_fcs_rport_send_logo(void *rport_cbarg, |
| 68 | struct bfa_fcxp_s *fcxp_alloced); |
| 69 | static void bfa_fcs_rport_send_logo_acc(void *rport_cbarg); |
| 70 | static void bfa_fcs_rport_process_prli(struct bfa_fcs_rport_s *rport, |
| 71 | struct fchs_s *rx_fchs, u16 len); |
| 72 | static void bfa_fcs_rport_send_ls_rjt(struct bfa_fcs_rport_s *rport, |
| 73 | struct fchs_s *rx_fchs, u8 reason_code, |
| 74 | u8 reason_code_expl); |
| 75 | static void bfa_fcs_rport_process_adisc(struct bfa_fcs_rport_s *rport, |
| 76 | struct fchs_s *rx_fchs, u16 len); |
| 77 | static void bfa_fcs_rport_send_prlo_acc(struct bfa_fcs_rport_s *rport); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 78 | |
| 79 | static void bfa_fcs_rport_sm_uninit(struct bfa_fcs_rport_s *rport, |
| 80 | enum rport_event event); |
| 81 | static void bfa_fcs_rport_sm_plogi_sending(struct bfa_fcs_rport_s *rport, |
| 82 | enum rport_event event); |
| 83 | static void bfa_fcs_rport_sm_plogiacc_sending(struct bfa_fcs_rport_s *rport, |
| 84 | enum rport_event event); |
| 85 | static void bfa_fcs_rport_sm_plogi_retry(struct bfa_fcs_rport_s *rport, |
| 86 | enum rport_event event); |
| 87 | static void bfa_fcs_rport_sm_plogi(struct bfa_fcs_rport_s *rport, |
| 88 | enum rport_event event); |
| 89 | static void bfa_fcs_rport_sm_hal_online(struct bfa_fcs_rport_s *rport, |
| 90 | enum rport_event event); |
| 91 | static void bfa_fcs_rport_sm_online(struct bfa_fcs_rport_s *rport, |
| 92 | enum rport_event event); |
| 93 | static void bfa_fcs_rport_sm_nsquery_sending(struct bfa_fcs_rport_s *rport, |
| 94 | enum rport_event event); |
| 95 | static void bfa_fcs_rport_sm_nsquery(struct bfa_fcs_rport_s *rport, |
| 96 | enum rport_event event); |
| 97 | static void bfa_fcs_rport_sm_adisc_sending(struct bfa_fcs_rport_s *rport, |
| 98 | enum rport_event event); |
| 99 | static void bfa_fcs_rport_sm_adisc(struct bfa_fcs_rport_s *rport, |
| 100 | enum rport_event event); |
| 101 | static void bfa_fcs_rport_sm_fc4_logorcv(struct bfa_fcs_rport_s *rport, |
| 102 | enum rport_event event); |
| 103 | static void bfa_fcs_rport_sm_fc4_logosend(struct bfa_fcs_rport_s *rport, |
| 104 | enum rport_event event); |
| 105 | static void bfa_fcs_rport_sm_fc4_offline(struct bfa_fcs_rport_s *rport, |
| 106 | enum rport_event event); |
| 107 | static void bfa_fcs_rport_sm_hcb_offline(struct bfa_fcs_rport_s *rport, |
| 108 | enum rport_event event); |
| 109 | static void bfa_fcs_rport_sm_hcb_logorcv(struct bfa_fcs_rport_s *rport, |
| 110 | enum rport_event event); |
| 111 | static void bfa_fcs_rport_sm_hcb_logosend(struct bfa_fcs_rport_s *rport, |
| 112 | enum rport_event event); |
| 113 | static void bfa_fcs_rport_sm_logo_sending(struct bfa_fcs_rport_s *rport, |
| 114 | enum rport_event event); |
| 115 | static void bfa_fcs_rport_sm_offline(struct bfa_fcs_rport_s *rport, |
| 116 | enum rport_event event); |
| 117 | static void bfa_fcs_rport_sm_nsdisc_sending(struct bfa_fcs_rport_s *rport, |
| 118 | enum rport_event event); |
| 119 | static void bfa_fcs_rport_sm_nsdisc_retry(struct bfa_fcs_rport_s *rport, |
| 120 | enum rport_event event); |
| 121 | static void bfa_fcs_rport_sm_nsdisc_sent(struct bfa_fcs_rport_s *rport, |
| 122 | enum rport_event event); |
| 123 | static void bfa_fcs_rport_sm_nsdisc_sent(struct bfa_fcs_rport_s *rport, |
| 124 | enum rport_event event); |
| 125 | |
| 126 | static struct bfa_sm_table_s rport_sm_table[] = { |
| 127 | {BFA_SM(bfa_fcs_rport_sm_uninit), BFA_RPORT_UNINIT}, |
| 128 | {BFA_SM(bfa_fcs_rport_sm_plogi_sending), BFA_RPORT_PLOGI}, |
| 129 | {BFA_SM(bfa_fcs_rport_sm_plogiacc_sending), BFA_RPORT_ONLINE}, |
| 130 | {BFA_SM(bfa_fcs_rport_sm_plogi_retry), BFA_RPORT_PLOGI_RETRY}, |
| 131 | {BFA_SM(bfa_fcs_rport_sm_plogi), BFA_RPORT_PLOGI}, |
| 132 | {BFA_SM(bfa_fcs_rport_sm_hal_online), BFA_RPORT_ONLINE}, |
| 133 | {BFA_SM(bfa_fcs_rport_sm_online), BFA_RPORT_ONLINE}, |
| 134 | {BFA_SM(bfa_fcs_rport_sm_nsquery_sending), BFA_RPORT_NSQUERY}, |
| 135 | {BFA_SM(bfa_fcs_rport_sm_nsquery), BFA_RPORT_NSQUERY}, |
| 136 | {BFA_SM(bfa_fcs_rport_sm_adisc_sending), BFA_RPORT_ADISC}, |
| 137 | {BFA_SM(bfa_fcs_rport_sm_adisc), BFA_RPORT_ADISC}, |
| 138 | {BFA_SM(bfa_fcs_rport_sm_fc4_logorcv), BFA_RPORT_LOGORCV}, |
| 139 | {BFA_SM(bfa_fcs_rport_sm_fc4_logosend), BFA_RPORT_LOGO}, |
| 140 | {BFA_SM(bfa_fcs_rport_sm_fc4_offline), BFA_RPORT_OFFLINE}, |
| 141 | {BFA_SM(bfa_fcs_rport_sm_hcb_offline), BFA_RPORT_OFFLINE}, |
| 142 | {BFA_SM(bfa_fcs_rport_sm_hcb_logorcv), BFA_RPORT_LOGORCV}, |
| 143 | {BFA_SM(bfa_fcs_rport_sm_hcb_logosend), BFA_RPORT_LOGO}, |
| 144 | {BFA_SM(bfa_fcs_rport_sm_logo_sending), BFA_RPORT_LOGO}, |
| 145 | {BFA_SM(bfa_fcs_rport_sm_offline), BFA_RPORT_OFFLINE}, |
| 146 | {BFA_SM(bfa_fcs_rport_sm_nsdisc_sending), BFA_RPORT_NSDISC}, |
| 147 | {BFA_SM(bfa_fcs_rport_sm_nsdisc_retry), BFA_RPORT_NSDISC}, |
| 148 | {BFA_SM(bfa_fcs_rport_sm_nsdisc_sent), BFA_RPORT_NSDISC}, |
| 149 | }; |
| 150 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 151 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 152 | * Beginning state. |
| 153 | */ |
| 154 | static void |
| 155 | bfa_fcs_rport_sm_uninit(struct bfa_fcs_rport_s *rport, enum rport_event event) |
| 156 | { |
| 157 | bfa_trc(rport->fcs, rport->pwwn); |
| 158 | bfa_trc(rport->fcs, rport->pid); |
| 159 | bfa_trc(rport->fcs, event); |
| 160 | |
| 161 | switch (event) { |
| 162 | case RPSM_EVENT_PLOGI_SEND: |
| 163 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_sending); |
| 164 | rport->plogi_retries = 0; |
| 165 | bfa_fcs_rport_send_plogi(rport, NULL); |
| 166 | break; |
| 167 | |
| 168 | case RPSM_EVENT_PLOGI_RCVD: |
| 169 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending); |
| 170 | bfa_fcs_rport_send_plogiacc(rport, NULL); |
| 171 | break; |
| 172 | |
| 173 | case RPSM_EVENT_PLOGI_COMP: |
| 174 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_hal_online); |
| 175 | bfa_fcs_rport_hal_online(rport); |
| 176 | break; |
| 177 | |
| 178 | case RPSM_EVENT_ADDRESS_CHANGE: |
| 179 | case RPSM_EVENT_ADDRESS_DISC: |
| 180 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending); |
| 181 | rport->ns_retries = 0; |
| 182 | bfa_fcs_rport_send_nsdisc(rport, NULL); |
| 183 | break; |
| 184 | default: |
| 185 | bfa_sm_fault(rport->fcs, event); |
| 186 | } |
| 187 | } |
| 188 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 189 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 190 | * PLOGI is being sent. |
| 191 | */ |
| 192 | static void |
| 193 | bfa_fcs_rport_sm_plogi_sending(struct bfa_fcs_rport_s *rport, |
| 194 | enum rport_event event) |
| 195 | { |
| 196 | bfa_trc(rport->fcs, rport->pwwn); |
| 197 | bfa_trc(rport->fcs, rport->pid); |
| 198 | bfa_trc(rport->fcs, event); |
| 199 | |
| 200 | switch (event) { |
| 201 | case RPSM_EVENT_FCXP_SENT: |
| 202 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi); |
| 203 | break; |
| 204 | |
| 205 | case RPSM_EVENT_DELETE: |
| 206 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit); |
| 207 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); |
| 208 | bfa_fcs_rport_free(rport); |
| 209 | break; |
| 210 | |
| 211 | case RPSM_EVENT_PLOGI_RCVD: |
| 212 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending); |
| 213 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); |
| 214 | bfa_fcs_rport_send_plogiacc(rport, NULL); |
| 215 | break; |
| 216 | |
| 217 | case RPSM_EVENT_ADDRESS_CHANGE: |
| 218 | case RPSM_EVENT_SCN: |
| 219 | /* query the NS */ |
| 220 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); |
| 221 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending); |
| 222 | rport->ns_retries = 0; |
| 223 | bfa_fcs_rport_send_nsdisc(rport, NULL); |
| 224 | break; |
| 225 | |
| 226 | case RPSM_EVENT_LOGO_IMP: |
| 227 | rport->pid = 0; |
| 228 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline); |
| 229 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); |
| 230 | bfa_timer_start(rport->fcs->bfa, &rport->timer, |
| 231 | bfa_fcs_rport_timeout, rport, |
| 232 | bfa_fcs_rport_del_timeout); |
| 233 | break; |
| 234 | |
| 235 | |
| 236 | default: |
| 237 | bfa_sm_fault(rport->fcs, event); |
| 238 | } |
| 239 | } |
| 240 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 241 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 242 | * PLOGI is being sent. |
| 243 | */ |
| 244 | static void |
| 245 | bfa_fcs_rport_sm_plogiacc_sending(struct bfa_fcs_rport_s *rport, |
| 246 | enum rport_event event) |
| 247 | { |
| 248 | bfa_trc(rport->fcs, rport->pwwn); |
| 249 | bfa_trc(rport->fcs, rport->pid); |
| 250 | bfa_trc(rport->fcs, event); |
| 251 | |
| 252 | switch (event) { |
| 253 | case RPSM_EVENT_FCXP_SENT: |
| 254 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_hal_online); |
| 255 | bfa_fcs_rport_hal_online(rport); |
| 256 | break; |
| 257 | |
| 258 | case RPSM_EVENT_DELETE: |
| 259 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit); |
| 260 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); |
| 261 | bfa_fcs_rport_free(rport); |
| 262 | break; |
| 263 | |
| 264 | case RPSM_EVENT_PLOGI_RCVD: |
| 265 | case RPSM_EVENT_SCN: |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 266 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 267 | * Ignore, SCN is possibly online notification. |
| 268 | */ |
| 269 | break; |
| 270 | |
| 271 | case RPSM_EVENT_ADDRESS_CHANGE: |
| 272 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); |
| 273 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending); |
| 274 | rport->ns_retries = 0; |
| 275 | bfa_fcs_rport_send_nsdisc(rport, NULL); |
| 276 | break; |
| 277 | |
| 278 | case RPSM_EVENT_LOGO_IMP: |
| 279 | rport->pid = 0; |
| 280 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline); |
| 281 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); |
| 282 | bfa_timer_start(rport->fcs->bfa, &rport->timer, |
| 283 | bfa_fcs_rport_timeout, rport, |
| 284 | bfa_fcs_rport_del_timeout); |
| 285 | break; |
| 286 | |
| 287 | case RPSM_EVENT_HCB_OFFLINE: |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 288 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 289 | * Ignore BFA callback, on a PLOGI receive we call bfa offline. |
| 290 | */ |
| 291 | break; |
| 292 | |
| 293 | default: |
| 294 | bfa_sm_fault(rport->fcs, event); |
| 295 | } |
| 296 | } |
| 297 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 298 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 299 | * PLOGI is sent. |
| 300 | */ |
| 301 | static void |
| 302 | bfa_fcs_rport_sm_plogi_retry(struct bfa_fcs_rport_s *rport, |
| 303 | enum rport_event event) |
| 304 | { |
| 305 | bfa_trc(rport->fcs, rport->pwwn); |
| 306 | bfa_trc(rport->fcs, rport->pid); |
| 307 | bfa_trc(rport->fcs, event); |
| 308 | |
| 309 | switch (event) { |
| 310 | case RPSM_EVENT_TIMEOUT: |
| 311 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_sending); |
| 312 | bfa_fcs_rport_send_plogi(rport, NULL); |
| 313 | break; |
| 314 | |
| 315 | case RPSM_EVENT_DELETE: |
| 316 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit); |
| 317 | bfa_timer_stop(&rport->timer); |
| 318 | bfa_fcs_rport_free(rport); |
| 319 | break; |
| 320 | |
| 321 | case RPSM_EVENT_PRLO_RCVD: |
| 322 | case RPSM_EVENT_LOGO_RCVD: |
| 323 | break; |
| 324 | |
| 325 | case RPSM_EVENT_PLOGI_RCVD: |
| 326 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending); |
| 327 | bfa_timer_stop(&rport->timer); |
| 328 | bfa_fcs_rport_send_plogiacc(rport, NULL); |
| 329 | break; |
| 330 | |
| 331 | case RPSM_EVENT_ADDRESS_CHANGE: |
| 332 | case RPSM_EVENT_SCN: |
| 333 | bfa_timer_stop(&rport->timer); |
| 334 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending); |
| 335 | rport->ns_retries = 0; |
| 336 | bfa_fcs_rport_send_nsdisc(rport, NULL); |
| 337 | break; |
| 338 | |
| 339 | case RPSM_EVENT_LOGO_IMP: |
| 340 | rport->pid = 0; |
| 341 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline); |
| 342 | bfa_timer_stop(&rport->timer); |
| 343 | bfa_timer_start(rport->fcs->bfa, &rport->timer, |
| 344 | bfa_fcs_rport_timeout, rport, |
| 345 | bfa_fcs_rport_del_timeout); |
| 346 | break; |
| 347 | |
| 348 | case RPSM_EVENT_PLOGI_COMP: |
| 349 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_hal_online); |
| 350 | bfa_timer_stop(&rport->timer); |
| 351 | bfa_fcs_rport_hal_online(rport); |
| 352 | break; |
| 353 | |
| 354 | default: |
| 355 | bfa_sm_fault(rport->fcs, event); |
| 356 | } |
| 357 | } |
| 358 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 359 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 360 | * PLOGI is sent. |
| 361 | */ |
| 362 | static void |
| 363 | bfa_fcs_rport_sm_plogi(struct bfa_fcs_rport_s *rport, enum rport_event event) |
| 364 | { |
| 365 | bfa_trc(rport->fcs, rport->pwwn); |
| 366 | bfa_trc(rport->fcs, rport->pid); |
| 367 | bfa_trc(rport->fcs, event); |
| 368 | |
| 369 | switch (event) { |
| 370 | case RPSM_EVENT_ACCEPTED: |
| 371 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_hal_online); |
| 372 | rport->plogi_retries = 0; |
| 373 | bfa_fcs_rport_hal_online(rport); |
| 374 | break; |
| 375 | |
| 376 | case RPSM_EVENT_LOGO_RCVD: |
| 377 | bfa_fcs_rport_send_logo_acc(rport); |
| 378 | /* |
| 379 | * !! fall through !! |
| 380 | */ |
| 381 | case RPSM_EVENT_PRLO_RCVD: |
| 382 | if (rport->prlo == BFA_TRUE) |
| 383 | bfa_fcs_rport_send_prlo_acc(rport); |
| 384 | |
| 385 | bfa_fcxp_discard(rport->fcxp); |
| 386 | /* |
| 387 | * !! fall through !! |
| 388 | */ |
| 389 | case RPSM_EVENT_FAILED: |
| 390 | if (rport->plogi_retries < BFA_FCS_RPORT_MAX_RETRIES) { |
| 391 | rport->plogi_retries++; |
| 392 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_retry); |
| 393 | bfa_timer_start(rport->fcs->bfa, &rport->timer, |
| 394 | bfa_fcs_rport_timeout, rport, |
| 395 | BFA_FCS_RETRY_TIMEOUT); |
| 396 | } else { |
| 397 | bfa_stats(rport->port, rport_del_max_plogi_retry); |
| 398 | rport->pid = 0; |
| 399 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline); |
| 400 | bfa_timer_start(rport->fcs->bfa, &rport->timer, |
| 401 | bfa_fcs_rport_timeout, rport, |
| 402 | bfa_fcs_rport_del_timeout); |
| 403 | } |
| 404 | break; |
| 405 | |
| 406 | case RPSM_EVENT_PLOGI_RETRY: |
| 407 | rport->plogi_retries = 0; |
| 408 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_retry); |
| 409 | bfa_timer_start(rport->fcs->bfa, &rport->timer, |
| 410 | bfa_fcs_rport_timeout, rport, |
| 411 | (FC_RA_TOV * 1000)); |
| 412 | break; |
| 413 | |
| 414 | case RPSM_EVENT_LOGO_IMP: |
| 415 | rport->pid = 0; |
| 416 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline); |
| 417 | bfa_fcxp_discard(rport->fcxp); |
| 418 | bfa_timer_start(rport->fcs->bfa, &rport->timer, |
| 419 | bfa_fcs_rport_timeout, rport, |
| 420 | bfa_fcs_rport_del_timeout); |
| 421 | break; |
| 422 | |
| 423 | case RPSM_EVENT_ADDRESS_CHANGE: |
| 424 | case RPSM_EVENT_SCN: |
| 425 | bfa_fcxp_discard(rport->fcxp); |
| 426 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending); |
| 427 | rport->ns_retries = 0; |
| 428 | bfa_fcs_rport_send_nsdisc(rport, NULL); |
| 429 | break; |
| 430 | |
| 431 | case RPSM_EVENT_PLOGI_RCVD: |
| 432 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending); |
| 433 | bfa_fcxp_discard(rport->fcxp); |
| 434 | bfa_fcs_rport_send_plogiacc(rport, NULL); |
| 435 | break; |
| 436 | |
| 437 | case RPSM_EVENT_DELETE: |
| 438 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit); |
| 439 | bfa_fcxp_discard(rport->fcxp); |
| 440 | bfa_fcs_rport_free(rport); |
| 441 | break; |
| 442 | |
| 443 | case RPSM_EVENT_PLOGI_COMP: |
| 444 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_hal_online); |
| 445 | bfa_fcxp_discard(rport->fcxp); |
| 446 | bfa_fcs_rport_hal_online(rport); |
| 447 | break; |
| 448 | |
| 449 | default: |
| 450 | bfa_sm_fault(rport->fcs, event); |
| 451 | } |
| 452 | } |
| 453 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 454 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 455 | * PLOGI is complete. Awaiting BFA rport online callback. FC-4s |
| 456 | * are offline. |
| 457 | */ |
| 458 | static void |
| 459 | bfa_fcs_rport_sm_hal_online(struct bfa_fcs_rport_s *rport, |
| 460 | enum rport_event event) |
| 461 | { |
| 462 | bfa_trc(rport->fcs, rport->pwwn); |
| 463 | bfa_trc(rport->fcs, rport->pid); |
| 464 | bfa_trc(rport->fcs, event); |
| 465 | |
| 466 | switch (event) { |
| 467 | case RPSM_EVENT_HCB_ONLINE: |
| 468 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_online); |
| 469 | bfa_fcs_rport_online_action(rport); |
| 470 | break; |
| 471 | |
| 472 | case RPSM_EVENT_PRLO_RCVD: |
| 473 | break; |
| 474 | |
| 475 | case RPSM_EVENT_LOGO_RCVD: |
| 476 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_logorcv); |
Maggie Zhang | f7f7381 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 477 | bfa_sm_send_event(rport->bfa_rport, BFA_RPORT_SM_OFFLINE); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 478 | break; |
| 479 | |
| 480 | case RPSM_EVENT_LOGO_IMP: |
| 481 | case RPSM_EVENT_ADDRESS_CHANGE: |
| 482 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_offline); |
Maggie Zhang | f7f7381 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 483 | bfa_sm_send_event(rport->bfa_rport, BFA_RPORT_SM_OFFLINE); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 484 | break; |
| 485 | |
| 486 | case RPSM_EVENT_PLOGI_RCVD: |
| 487 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending); |
Maggie Zhang | f7f7381 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 488 | bfa_sm_send_event(rport->bfa_rport, BFA_RPORT_SM_OFFLINE); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 489 | bfa_fcs_rport_send_plogiacc(rport, NULL); |
| 490 | break; |
| 491 | |
| 492 | case RPSM_EVENT_DELETE: |
| 493 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_logosend); |
Maggie Zhang | f7f7381 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 494 | bfa_sm_send_event(rport->bfa_rport, BFA_RPORT_SM_OFFLINE); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 495 | break; |
| 496 | |
| 497 | case RPSM_EVENT_SCN: |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 498 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 499 | * @todo |
| 500 | * Ignore SCN - PLOGI just completed, FC-4 login should detect |
| 501 | * device failures. |
| 502 | */ |
| 503 | break; |
| 504 | |
| 505 | default: |
| 506 | bfa_sm_fault(rport->fcs, event); |
| 507 | } |
| 508 | } |
| 509 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 510 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 511 | * Rport is ONLINE. FC-4s active. |
| 512 | */ |
| 513 | static void |
| 514 | bfa_fcs_rport_sm_online(struct bfa_fcs_rport_s *rport, enum rport_event event) |
| 515 | { |
| 516 | bfa_trc(rport->fcs, rport->pwwn); |
| 517 | bfa_trc(rport->fcs, rport->pid); |
| 518 | bfa_trc(rport->fcs, event); |
| 519 | |
| 520 | switch (event) { |
| 521 | case RPSM_EVENT_SCN: |
| 522 | if (bfa_fcs_fabric_is_switched(rport->port->fabric)) { |
| 523 | bfa_sm_set_state(rport, |
| 524 | bfa_fcs_rport_sm_nsquery_sending); |
| 525 | rport->ns_retries = 0; |
| 526 | bfa_fcs_rport_send_nsdisc(rport, NULL); |
| 527 | } else { |
| 528 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_adisc_sending); |
| 529 | bfa_fcs_rport_send_adisc(rport, NULL); |
| 530 | } |
| 531 | break; |
| 532 | |
| 533 | case RPSM_EVENT_PLOGI_RCVD: |
| 534 | case RPSM_EVENT_LOGO_IMP: |
| 535 | case RPSM_EVENT_ADDRESS_CHANGE: |
| 536 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline); |
| 537 | bfa_fcs_rport_offline_action(rport); |
| 538 | break; |
| 539 | |
| 540 | case RPSM_EVENT_DELETE: |
| 541 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend); |
| 542 | bfa_fcs_rport_offline_action(rport); |
| 543 | break; |
| 544 | |
| 545 | case RPSM_EVENT_LOGO_RCVD: |
| 546 | case RPSM_EVENT_PRLO_RCVD: |
| 547 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logorcv); |
| 548 | bfa_fcs_rport_offline_action(rport); |
| 549 | break; |
| 550 | |
| 551 | case RPSM_EVENT_PLOGI_COMP: |
| 552 | break; |
| 553 | |
| 554 | default: |
| 555 | bfa_sm_fault(rport->fcs, event); |
| 556 | } |
| 557 | } |
| 558 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 559 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 560 | * An SCN event is received in ONLINE state. NS query is being sent |
| 561 | * prior to ADISC authentication with rport. FC-4s are paused. |
| 562 | */ |
| 563 | static void |
| 564 | bfa_fcs_rport_sm_nsquery_sending(struct bfa_fcs_rport_s *rport, |
| 565 | enum rport_event event) |
| 566 | { |
| 567 | bfa_trc(rport->fcs, rport->pwwn); |
| 568 | bfa_trc(rport->fcs, rport->pid); |
| 569 | bfa_trc(rport->fcs, event); |
| 570 | |
| 571 | switch (event) { |
| 572 | case RPSM_EVENT_FCXP_SENT: |
| 573 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsquery); |
| 574 | break; |
| 575 | |
| 576 | case RPSM_EVENT_DELETE: |
| 577 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend); |
| 578 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); |
| 579 | bfa_fcs_rport_offline_action(rport); |
| 580 | break; |
| 581 | |
| 582 | case RPSM_EVENT_SCN: |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 583 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 584 | * ignore SCN, wait for response to query itself |
| 585 | */ |
| 586 | break; |
| 587 | |
| 588 | case RPSM_EVENT_LOGO_RCVD: |
| 589 | case RPSM_EVENT_PRLO_RCVD: |
| 590 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logorcv); |
| 591 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); |
| 592 | bfa_fcs_rport_offline_action(rport); |
| 593 | break; |
| 594 | |
| 595 | case RPSM_EVENT_LOGO_IMP: |
| 596 | rport->pid = 0; |
| 597 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline); |
| 598 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); |
| 599 | bfa_timer_start(rport->fcs->bfa, &rport->timer, |
| 600 | bfa_fcs_rport_timeout, rport, |
| 601 | bfa_fcs_rport_del_timeout); |
| 602 | break; |
| 603 | |
| 604 | case RPSM_EVENT_PLOGI_RCVD: |
| 605 | case RPSM_EVENT_ADDRESS_CHANGE: |
| 606 | case RPSM_EVENT_PLOGI_COMP: |
| 607 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline); |
| 608 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); |
| 609 | bfa_fcs_rport_offline_action(rport); |
| 610 | break; |
| 611 | |
| 612 | default: |
| 613 | bfa_sm_fault(rport->fcs, event); |
| 614 | } |
| 615 | } |
| 616 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 617 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 618 | * An SCN event is received in ONLINE state. NS query is sent to rport. |
| 619 | * FC-4s are paused. |
| 620 | */ |
| 621 | static void |
| 622 | bfa_fcs_rport_sm_nsquery(struct bfa_fcs_rport_s *rport, enum rport_event event) |
| 623 | { |
| 624 | bfa_trc(rport->fcs, rport->pwwn); |
| 625 | bfa_trc(rport->fcs, rport->pid); |
| 626 | bfa_trc(rport->fcs, event); |
| 627 | |
| 628 | switch (event) { |
| 629 | case RPSM_EVENT_ACCEPTED: |
| 630 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_adisc_sending); |
| 631 | bfa_fcs_rport_send_adisc(rport, NULL); |
| 632 | break; |
| 633 | |
| 634 | case RPSM_EVENT_FAILED: |
| 635 | rport->ns_retries++; |
| 636 | if (rport->ns_retries < BFA_FCS_RPORT_MAX_RETRIES) { |
| 637 | bfa_sm_set_state(rport, |
| 638 | bfa_fcs_rport_sm_nsquery_sending); |
| 639 | bfa_fcs_rport_send_nsdisc(rport, NULL); |
| 640 | } else { |
| 641 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline); |
| 642 | bfa_fcs_rport_offline_action(rport); |
| 643 | } |
| 644 | break; |
| 645 | |
| 646 | case RPSM_EVENT_DELETE: |
| 647 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend); |
| 648 | bfa_fcxp_discard(rport->fcxp); |
| 649 | bfa_fcs_rport_offline_action(rport); |
| 650 | break; |
| 651 | |
| 652 | case RPSM_EVENT_SCN: |
| 653 | break; |
| 654 | |
| 655 | case RPSM_EVENT_LOGO_RCVD: |
| 656 | case RPSM_EVENT_PRLO_RCVD: |
| 657 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logorcv); |
| 658 | bfa_fcxp_discard(rport->fcxp); |
| 659 | bfa_fcs_rport_offline_action(rport); |
| 660 | break; |
| 661 | |
| 662 | case RPSM_EVENT_PLOGI_COMP: |
| 663 | case RPSM_EVENT_ADDRESS_CHANGE: |
| 664 | case RPSM_EVENT_PLOGI_RCVD: |
| 665 | case RPSM_EVENT_LOGO_IMP: |
| 666 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline); |
| 667 | bfa_fcxp_discard(rport->fcxp); |
| 668 | bfa_fcs_rport_offline_action(rport); |
| 669 | break; |
| 670 | |
| 671 | default: |
| 672 | bfa_sm_fault(rport->fcs, event); |
| 673 | } |
| 674 | } |
| 675 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 676 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 677 | * An SCN event is received in ONLINE state. ADISC is being sent for |
| 678 | * authenticating with rport. FC-4s are paused. |
| 679 | */ |
| 680 | static void |
| 681 | bfa_fcs_rport_sm_adisc_sending(struct bfa_fcs_rport_s *rport, |
| 682 | enum rport_event event) |
| 683 | { |
| 684 | bfa_trc(rport->fcs, rport->pwwn); |
| 685 | bfa_trc(rport->fcs, rport->pid); |
| 686 | bfa_trc(rport->fcs, event); |
| 687 | |
| 688 | switch (event) { |
| 689 | case RPSM_EVENT_FCXP_SENT: |
| 690 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_adisc); |
| 691 | break; |
| 692 | |
| 693 | case RPSM_EVENT_DELETE: |
| 694 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend); |
| 695 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); |
| 696 | bfa_fcs_rport_offline_action(rport); |
| 697 | break; |
| 698 | |
| 699 | case RPSM_EVENT_LOGO_IMP: |
| 700 | case RPSM_EVENT_ADDRESS_CHANGE: |
| 701 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline); |
| 702 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); |
| 703 | bfa_fcs_rport_offline_action(rport); |
| 704 | break; |
| 705 | |
| 706 | case RPSM_EVENT_LOGO_RCVD: |
| 707 | case RPSM_EVENT_PRLO_RCVD: |
| 708 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logorcv); |
| 709 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); |
| 710 | bfa_fcs_rport_offline_action(rport); |
| 711 | break; |
| 712 | |
| 713 | case RPSM_EVENT_SCN: |
| 714 | break; |
| 715 | |
| 716 | case RPSM_EVENT_PLOGI_RCVD: |
| 717 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline); |
| 718 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); |
| 719 | bfa_fcs_rport_offline_action(rport); |
| 720 | break; |
| 721 | |
| 722 | default: |
| 723 | bfa_sm_fault(rport->fcs, event); |
| 724 | } |
| 725 | } |
| 726 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 727 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 728 | * An SCN event is received in ONLINE state. ADISC is to rport. |
| 729 | * FC-4s are paused. |
| 730 | */ |
| 731 | static void |
| 732 | bfa_fcs_rport_sm_adisc(struct bfa_fcs_rport_s *rport, enum rport_event event) |
| 733 | { |
| 734 | bfa_trc(rport->fcs, rport->pwwn); |
| 735 | bfa_trc(rport->fcs, rport->pid); |
| 736 | bfa_trc(rport->fcs, event); |
| 737 | |
| 738 | switch (event) { |
| 739 | case RPSM_EVENT_ACCEPTED: |
| 740 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_online); |
| 741 | break; |
| 742 | |
| 743 | case RPSM_EVENT_PLOGI_RCVD: |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 744 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 745 | * Too complex to cleanup FC-4 & rport and then acc to PLOGI. |
| 746 | * At least go offline when a PLOGI is received. |
| 747 | */ |
| 748 | bfa_fcxp_discard(rport->fcxp); |
| 749 | /* |
| 750 | * !!! fall through !!! |
| 751 | */ |
| 752 | |
| 753 | case RPSM_EVENT_FAILED: |
| 754 | case RPSM_EVENT_ADDRESS_CHANGE: |
| 755 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline); |
| 756 | bfa_fcs_rport_offline_action(rport); |
| 757 | break; |
| 758 | |
| 759 | case RPSM_EVENT_DELETE: |
| 760 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend); |
| 761 | bfa_fcxp_discard(rport->fcxp); |
| 762 | bfa_fcs_rport_offline_action(rport); |
| 763 | break; |
| 764 | |
| 765 | case RPSM_EVENT_SCN: |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 766 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 767 | * already processing RSCN |
| 768 | */ |
| 769 | break; |
| 770 | |
| 771 | case RPSM_EVENT_LOGO_IMP: |
| 772 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline); |
| 773 | bfa_fcxp_discard(rport->fcxp); |
| 774 | bfa_fcs_rport_offline_action(rport); |
| 775 | break; |
| 776 | |
| 777 | case RPSM_EVENT_LOGO_RCVD: |
| 778 | case RPSM_EVENT_PRLO_RCVD: |
| 779 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logorcv); |
| 780 | bfa_fcxp_discard(rport->fcxp); |
| 781 | bfa_fcs_rport_offline_action(rport); |
| 782 | break; |
| 783 | |
| 784 | default: |
| 785 | bfa_sm_fault(rport->fcs, event); |
| 786 | } |
| 787 | } |
| 788 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 789 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 790 | * Rport has sent LOGO. Awaiting FC-4 offline completion callback. |
| 791 | */ |
| 792 | static void |
| 793 | bfa_fcs_rport_sm_fc4_logorcv(struct bfa_fcs_rport_s *rport, |
| 794 | enum rport_event event) |
| 795 | { |
| 796 | bfa_trc(rport->fcs, rport->pwwn); |
| 797 | bfa_trc(rport->fcs, rport->pid); |
| 798 | bfa_trc(rport->fcs, event); |
| 799 | |
| 800 | switch (event) { |
| 801 | case RPSM_EVENT_FC4_OFFLINE: |
| 802 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_logorcv); |
Maggie Zhang | f7f7381 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 803 | bfa_sm_send_event(rport->bfa_rport, BFA_RPORT_SM_OFFLINE); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 804 | break; |
| 805 | |
| 806 | case RPSM_EVENT_DELETE: |
| 807 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend); |
| 808 | break; |
| 809 | |
| 810 | case RPSM_EVENT_LOGO_RCVD: |
| 811 | case RPSM_EVENT_PRLO_RCVD: |
| 812 | case RPSM_EVENT_ADDRESS_CHANGE: |
| 813 | break; |
| 814 | |
| 815 | default: |
| 816 | bfa_sm_fault(rport->fcs, event); |
| 817 | } |
| 818 | } |
| 819 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 820 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 821 | * LOGO needs to be sent to rport. Awaiting FC-4 offline completion |
| 822 | * callback. |
| 823 | */ |
| 824 | static void |
| 825 | bfa_fcs_rport_sm_fc4_logosend(struct bfa_fcs_rport_s *rport, |
| 826 | enum rport_event event) |
| 827 | { |
| 828 | bfa_trc(rport->fcs, rport->pwwn); |
| 829 | bfa_trc(rport->fcs, rport->pid); |
| 830 | bfa_trc(rport->fcs, event); |
| 831 | |
| 832 | switch (event) { |
| 833 | case RPSM_EVENT_FC4_OFFLINE: |
| 834 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_logosend); |
Maggie Zhang | f7f7381 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 835 | bfa_sm_send_event(rport->bfa_rport, BFA_RPORT_SM_OFFLINE); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 836 | break; |
| 837 | |
| 838 | default: |
| 839 | bfa_sm_fault(rport->fcs, event); |
| 840 | } |
| 841 | } |
| 842 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 843 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 844 | * Rport is going offline. Awaiting FC-4 offline completion callback. |
| 845 | */ |
| 846 | static void |
| 847 | bfa_fcs_rport_sm_fc4_offline(struct bfa_fcs_rport_s *rport, |
| 848 | enum rport_event event) |
| 849 | { |
| 850 | bfa_trc(rport->fcs, rport->pwwn); |
| 851 | bfa_trc(rport->fcs, rport->pid); |
| 852 | bfa_trc(rport->fcs, event); |
| 853 | |
| 854 | switch (event) { |
| 855 | case RPSM_EVENT_FC4_OFFLINE: |
| 856 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_offline); |
Maggie Zhang | f7f7381 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 857 | bfa_sm_send_event(rport->bfa_rport, BFA_RPORT_SM_OFFLINE); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 858 | break; |
| 859 | |
| 860 | case RPSM_EVENT_SCN: |
| 861 | case RPSM_EVENT_LOGO_IMP: |
| 862 | case RPSM_EVENT_LOGO_RCVD: |
| 863 | case RPSM_EVENT_PRLO_RCVD: |
| 864 | case RPSM_EVENT_ADDRESS_CHANGE: |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 865 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 866 | * rport is already going offline. |
| 867 | * SCN - ignore and wait till transitioning to offline state |
| 868 | */ |
| 869 | break; |
| 870 | |
| 871 | case RPSM_EVENT_DELETE: |
| 872 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend); |
| 873 | break; |
| 874 | |
| 875 | default: |
| 876 | bfa_sm_fault(rport->fcs, event); |
| 877 | } |
| 878 | } |
| 879 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 880 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 881 | * Rport is offline. FC-4s are offline. Awaiting BFA rport offline |
| 882 | * callback. |
| 883 | */ |
| 884 | static void |
| 885 | bfa_fcs_rport_sm_hcb_offline(struct bfa_fcs_rport_s *rport, |
| 886 | enum rport_event event) |
| 887 | { |
| 888 | bfa_trc(rport->fcs, rport->pwwn); |
| 889 | bfa_trc(rport->fcs, rport->pid); |
| 890 | bfa_trc(rport->fcs, event); |
| 891 | |
| 892 | switch (event) { |
| 893 | case RPSM_EVENT_HCB_OFFLINE: |
| 894 | case RPSM_EVENT_ADDRESS_CHANGE: |
| 895 | if (bfa_fcs_lport_is_online(rport->port)) { |
| 896 | if (bfa_fcs_fabric_is_switched(rport->port->fabric)) { |
| 897 | bfa_sm_set_state(rport, |
| 898 | bfa_fcs_rport_sm_nsdisc_sending); |
| 899 | rport->ns_retries = 0; |
| 900 | bfa_fcs_rport_send_nsdisc(rport, NULL); |
| 901 | } else { |
| 902 | bfa_sm_set_state(rport, |
| 903 | bfa_fcs_rport_sm_plogi_sending); |
| 904 | rport->plogi_retries = 0; |
| 905 | bfa_fcs_rport_send_plogi(rport, NULL); |
| 906 | } |
| 907 | } else { |
| 908 | rport->pid = 0; |
| 909 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline); |
| 910 | bfa_timer_start(rport->fcs->bfa, &rport->timer, |
| 911 | bfa_fcs_rport_timeout, rport, |
| 912 | bfa_fcs_rport_del_timeout); |
| 913 | } |
| 914 | break; |
| 915 | |
| 916 | case RPSM_EVENT_DELETE: |
| 917 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit); |
| 918 | bfa_fcs_rport_free(rport); |
| 919 | break; |
| 920 | |
| 921 | case RPSM_EVENT_SCN: |
| 922 | case RPSM_EVENT_LOGO_RCVD: |
| 923 | case RPSM_EVENT_PRLO_RCVD: |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 924 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 925 | * Ignore, already offline. |
| 926 | */ |
| 927 | break; |
| 928 | |
| 929 | default: |
| 930 | bfa_sm_fault(rport->fcs, event); |
| 931 | } |
| 932 | } |
| 933 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 934 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 935 | * Rport is offline. FC-4s are offline. Awaiting BFA rport offline |
| 936 | * callback to send LOGO accept. |
| 937 | */ |
| 938 | static void |
| 939 | bfa_fcs_rport_sm_hcb_logorcv(struct bfa_fcs_rport_s *rport, |
| 940 | enum rport_event event) |
| 941 | { |
| 942 | bfa_trc(rport->fcs, rport->pwwn); |
| 943 | bfa_trc(rport->fcs, rport->pid); |
| 944 | bfa_trc(rport->fcs, event); |
| 945 | |
| 946 | switch (event) { |
| 947 | case RPSM_EVENT_HCB_OFFLINE: |
| 948 | case RPSM_EVENT_ADDRESS_CHANGE: |
| 949 | if (rport->pid && (rport->prlo == BFA_TRUE)) |
| 950 | bfa_fcs_rport_send_prlo_acc(rport); |
| 951 | if (rport->pid && (rport->prlo == BFA_FALSE)) |
| 952 | bfa_fcs_rport_send_logo_acc(rport); |
| 953 | /* |
| 954 | * If the lport is online and if the rport is not a well |
| 955 | * known address port, |
| 956 | * we try to re-discover the r-port. |
| 957 | */ |
| 958 | if (bfa_fcs_lport_is_online(rport->port) && |
| 959 | (!BFA_FCS_PID_IS_WKA(rport->pid))) { |
| 960 | bfa_sm_set_state(rport, |
| 961 | bfa_fcs_rport_sm_nsdisc_sending); |
| 962 | rport->ns_retries = 0; |
| 963 | bfa_fcs_rport_send_nsdisc(rport, NULL); |
| 964 | } else { |
| 965 | /* |
| 966 | * if it is not a well known address, reset the |
| 967 | * pid to 0. |
| 968 | */ |
| 969 | if (!BFA_FCS_PID_IS_WKA(rport->pid)) |
| 970 | rport->pid = 0; |
| 971 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline); |
| 972 | bfa_timer_start(rport->fcs->bfa, &rport->timer, |
| 973 | bfa_fcs_rport_timeout, rport, |
| 974 | bfa_fcs_rport_del_timeout); |
| 975 | } |
| 976 | break; |
| 977 | |
| 978 | case RPSM_EVENT_DELETE: |
| 979 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_logosend); |
| 980 | break; |
| 981 | |
| 982 | case RPSM_EVENT_LOGO_IMP: |
| 983 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_offline); |
| 984 | break; |
| 985 | |
| 986 | case RPSM_EVENT_LOGO_RCVD: |
| 987 | case RPSM_EVENT_PRLO_RCVD: |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 988 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 989 | * Ignore - already processing a LOGO. |
| 990 | */ |
| 991 | break; |
| 992 | |
| 993 | default: |
| 994 | bfa_sm_fault(rport->fcs, event); |
| 995 | } |
| 996 | } |
| 997 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 998 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 999 | * Rport is being deleted. FC-4s are offline. |
| 1000 | * Awaiting BFA rport offline |
| 1001 | * callback to send LOGO. |
| 1002 | */ |
| 1003 | static void |
| 1004 | bfa_fcs_rport_sm_hcb_logosend(struct bfa_fcs_rport_s *rport, |
| 1005 | enum rport_event event) |
| 1006 | { |
| 1007 | bfa_trc(rport->fcs, rport->pwwn); |
| 1008 | bfa_trc(rport->fcs, rport->pid); |
| 1009 | bfa_trc(rport->fcs, event); |
| 1010 | |
| 1011 | switch (event) { |
| 1012 | case RPSM_EVENT_HCB_OFFLINE: |
| 1013 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_logo_sending); |
| 1014 | bfa_fcs_rport_send_logo(rport, NULL); |
| 1015 | break; |
| 1016 | |
| 1017 | case RPSM_EVENT_LOGO_RCVD: |
| 1018 | case RPSM_EVENT_PRLO_RCVD: |
| 1019 | case RPSM_EVENT_ADDRESS_CHANGE: |
| 1020 | break; |
| 1021 | |
| 1022 | default: |
| 1023 | bfa_sm_fault(rport->fcs, event); |
| 1024 | } |
| 1025 | } |
| 1026 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1027 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1028 | * Rport is being deleted. FC-4s are offline. LOGO is being sent. |
| 1029 | */ |
| 1030 | static void |
| 1031 | bfa_fcs_rport_sm_logo_sending(struct bfa_fcs_rport_s *rport, |
| 1032 | enum rport_event event) |
| 1033 | { |
| 1034 | bfa_trc(rport->fcs, rport->pwwn); |
| 1035 | bfa_trc(rport->fcs, rport->pid); |
| 1036 | bfa_trc(rport->fcs, event); |
| 1037 | |
| 1038 | switch (event) { |
| 1039 | case RPSM_EVENT_FCXP_SENT: |
| 1040 | /* Once LOGO is sent, we donot wait for the response */ |
| 1041 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit); |
| 1042 | bfa_fcs_rport_free(rport); |
| 1043 | break; |
| 1044 | |
| 1045 | case RPSM_EVENT_SCN: |
| 1046 | case RPSM_EVENT_ADDRESS_CHANGE: |
| 1047 | break; |
| 1048 | |
| 1049 | case RPSM_EVENT_LOGO_RCVD: |
| 1050 | case RPSM_EVENT_PRLO_RCVD: |
| 1051 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit); |
| 1052 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); |
| 1053 | bfa_fcs_rport_free(rport); |
| 1054 | break; |
| 1055 | |
| 1056 | default: |
| 1057 | bfa_sm_fault(rport->fcs, event); |
| 1058 | } |
| 1059 | } |
| 1060 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1061 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1062 | * Rport is offline. FC-4s are offline. BFA rport is offline. |
| 1063 | * Timer active to delete stale rport. |
| 1064 | */ |
| 1065 | static void |
| 1066 | bfa_fcs_rport_sm_offline(struct bfa_fcs_rport_s *rport, enum rport_event event) |
| 1067 | { |
| 1068 | bfa_trc(rport->fcs, rport->pwwn); |
| 1069 | bfa_trc(rport->fcs, rport->pid); |
| 1070 | bfa_trc(rport->fcs, event); |
| 1071 | |
| 1072 | switch (event) { |
| 1073 | case RPSM_EVENT_TIMEOUT: |
| 1074 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit); |
| 1075 | bfa_fcs_rport_free(rport); |
| 1076 | break; |
| 1077 | |
| 1078 | case RPSM_EVENT_SCN: |
| 1079 | case RPSM_EVENT_ADDRESS_CHANGE: |
| 1080 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending); |
| 1081 | bfa_timer_stop(&rport->timer); |
| 1082 | rport->ns_retries = 0; |
| 1083 | bfa_fcs_rport_send_nsdisc(rport, NULL); |
| 1084 | break; |
| 1085 | |
| 1086 | case RPSM_EVENT_DELETE: |
| 1087 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit); |
| 1088 | bfa_timer_stop(&rport->timer); |
| 1089 | bfa_fcs_rport_free(rport); |
| 1090 | break; |
| 1091 | |
| 1092 | case RPSM_EVENT_PLOGI_RCVD: |
| 1093 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending); |
| 1094 | bfa_timer_stop(&rport->timer); |
| 1095 | bfa_fcs_rport_send_plogiacc(rport, NULL); |
| 1096 | break; |
| 1097 | |
| 1098 | case RPSM_EVENT_LOGO_RCVD: |
| 1099 | case RPSM_EVENT_PRLO_RCVD: |
| 1100 | case RPSM_EVENT_LOGO_IMP: |
| 1101 | break; |
| 1102 | |
| 1103 | case RPSM_EVENT_PLOGI_COMP: |
| 1104 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_hal_online); |
| 1105 | bfa_timer_stop(&rport->timer); |
| 1106 | bfa_fcs_rport_hal_online(rport); |
| 1107 | break; |
| 1108 | |
| 1109 | case RPSM_EVENT_PLOGI_SEND: |
| 1110 | bfa_timer_stop(&rport->timer); |
| 1111 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_sending); |
| 1112 | rport->plogi_retries = 0; |
| 1113 | bfa_fcs_rport_send_plogi(rport, NULL); |
| 1114 | break; |
| 1115 | |
| 1116 | default: |
| 1117 | bfa_sm_fault(rport->fcs, event); |
| 1118 | } |
| 1119 | } |
| 1120 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1121 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1122 | * Rport address has changed. Nameserver discovery request is being sent. |
| 1123 | */ |
| 1124 | static void |
| 1125 | bfa_fcs_rport_sm_nsdisc_sending(struct bfa_fcs_rport_s *rport, |
| 1126 | enum rport_event event) |
| 1127 | { |
| 1128 | bfa_trc(rport->fcs, rport->pwwn); |
| 1129 | bfa_trc(rport->fcs, rport->pid); |
| 1130 | bfa_trc(rport->fcs, event); |
| 1131 | |
| 1132 | switch (event) { |
| 1133 | case RPSM_EVENT_FCXP_SENT: |
| 1134 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sent); |
| 1135 | break; |
| 1136 | |
| 1137 | case RPSM_EVENT_DELETE: |
| 1138 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit); |
| 1139 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); |
| 1140 | bfa_fcs_rport_free(rport); |
| 1141 | break; |
| 1142 | |
| 1143 | case RPSM_EVENT_PLOGI_RCVD: |
| 1144 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending); |
| 1145 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); |
| 1146 | bfa_fcs_rport_send_plogiacc(rport, NULL); |
| 1147 | break; |
| 1148 | |
| 1149 | case RPSM_EVENT_SCN: |
| 1150 | case RPSM_EVENT_LOGO_RCVD: |
| 1151 | case RPSM_EVENT_PRLO_RCVD: |
| 1152 | case RPSM_EVENT_PLOGI_SEND: |
| 1153 | break; |
| 1154 | |
| 1155 | case RPSM_EVENT_ADDRESS_CHANGE: |
| 1156 | rport->ns_retries = 0; /* reset the retry count */ |
| 1157 | break; |
| 1158 | |
| 1159 | case RPSM_EVENT_LOGO_IMP: |
| 1160 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline); |
| 1161 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); |
| 1162 | bfa_timer_start(rport->fcs->bfa, &rport->timer, |
| 1163 | bfa_fcs_rport_timeout, rport, |
| 1164 | bfa_fcs_rport_del_timeout); |
| 1165 | break; |
| 1166 | |
| 1167 | case RPSM_EVENT_PLOGI_COMP: |
| 1168 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_hal_online); |
| 1169 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); |
| 1170 | bfa_fcs_rport_hal_online(rport); |
| 1171 | break; |
| 1172 | |
| 1173 | default: |
| 1174 | bfa_sm_fault(rport->fcs, event); |
| 1175 | } |
| 1176 | } |
| 1177 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1178 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1179 | * Nameserver discovery failed. Waiting for timeout to retry. |
| 1180 | */ |
| 1181 | static void |
| 1182 | bfa_fcs_rport_sm_nsdisc_retry(struct bfa_fcs_rport_s *rport, |
| 1183 | enum rport_event event) |
| 1184 | { |
| 1185 | bfa_trc(rport->fcs, rport->pwwn); |
| 1186 | bfa_trc(rport->fcs, rport->pid); |
| 1187 | bfa_trc(rport->fcs, event); |
| 1188 | |
| 1189 | switch (event) { |
| 1190 | case RPSM_EVENT_TIMEOUT: |
| 1191 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending); |
| 1192 | bfa_fcs_rport_send_nsdisc(rport, NULL); |
| 1193 | break; |
| 1194 | |
| 1195 | case RPSM_EVENT_SCN: |
| 1196 | case RPSM_EVENT_ADDRESS_CHANGE: |
| 1197 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending); |
| 1198 | bfa_timer_stop(&rport->timer); |
| 1199 | rport->ns_retries = 0; |
| 1200 | bfa_fcs_rport_send_nsdisc(rport, NULL); |
| 1201 | break; |
| 1202 | |
| 1203 | case RPSM_EVENT_DELETE: |
| 1204 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit); |
| 1205 | bfa_timer_stop(&rport->timer); |
| 1206 | bfa_fcs_rport_free(rport); |
| 1207 | break; |
| 1208 | |
| 1209 | case RPSM_EVENT_PLOGI_RCVD: |
| 1210 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending); |
| 1211 | bfa_timer_stop(&rport->timer); |
| 1212 | bfa_fcs_rport_send_plogiacc(rport, NULL); |
| 1213 | break; |
| 1214 | |
| 1215 | case RPSM_EVENT_LOGO_IMP: |
| 1216 | rport->pid = 0; |
| 1217 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline); |
| 1218 | bfa_timer_stop(&rport->timer); |
| 1219 | bfa_timer_start(rport->fcs->bfa, &rport->timer, |
| 1220 | bfa_fcs_rport_timeout, rport, |
| 1221 | bfa_fcs_rport_del_timeout); |
| 1222 | break; |
| 1223 | |
| 1224 | case RPSM_EVENT_LOGO_RCVD: |
| 1225 | bfa_fcs_rport_send_logo_acc(rport); |
| 1226 | break; |
| 1227 | case RPSM_EVENT_PRLO_RCVD: |
| 1228 | bfa_fcs_rport_send_prlo_acc(rport); |
| 1229 | break; |
| 1230 | |
| 1231 | case RPSM_EVENT_PLOGI_COMP: |
| 1232 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_hal_online); |
| 1233 | bfa_timer_stop(&rport->timer); |
| 1234 | bfa_fcs_rport_hal_online(rport); |
| 1235 | break; |
| 1236 | |
| 1237 | default: |
| 1238 | bfa_sm_fault(rport->fcs, event); |
| 1239 | } |
| 1240 | } |
| 1241 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1242 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1243 | * Rport address has changed. Nameserver discovery request is sent. |
| 1244 | */ |
| 1245 | static void |
| 1246 | bfa_fcs_rport_sm_nsdisc_sent(struct bfa_fcs_rport_s *rport, |
| 1247 | enum rport_event event) |
| 1248 | { |
| 1249 | bfa_trc(rport->fcs, rport->pwwn); |
| 1250 | bfa_trc(rport->fcs, rport->pid); |
| 1251 | bfa_trc(rport->fcs, event); |
| 1252 | |
| 1253 | switch (event) { |
| 1254 | case RPSM_EVENT_ACCEPTED: |
| 1255 | case RPSM_EVENT_ADDRESS_CHANGE: |
| 1256 | if (rport->pid) { |
| 1257 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_sending); |
| 1258 | bfa_fcs_rport_send_plogi(rport, NULL); |
| 1259 | } else { |
| 1260 | bfa_sm_set_state(rport, |
| 1261 | bfa_fcs_rport_sm_nsdisc_sending); |
| 1262 | rport->ns_retries = 0; |
| 1263 | bfa_fcs_rport_send_nsdisc(rport, NULL); |
| 1264 | } |
| 1265 | break; |
| 1266 | |
| 1267 | case RPSM_EVENT_FAILED: |
| 1268 | rport->ns_retries++; |
| 1269 | if (rport->ns_retries < BFA_FCS_RPORT_MAX_RETRIES) { |
| 1270 | bfa_sm_set_state(rport, |
| 1271 | bfa_fcs_rport_sm_nsdisc_sending); |
| 1272 | bfa_fcs_rport_send_nsdisc(rport, NULL); |
| 1273 | } else { |
| 1274 | rport->pid = 0; |
| 1275 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline); |
| 1276 | bfa_timer_start(rport->fcs->bfa, &rport->timer, |
| 1277 | bfa_fcs_rport_timeout, rport, |
| 1278 | bfa_fcs_rport_del_timeout); |
| 1279 | }; |
| 1280 | break; |
| 1281 | |
| 1282 | case RPSM_EVENT_DELETE: |
| 1283 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit); |
| 1284 | bfa_fcxp_discard(rport->fcxp); |
| 1285 | bfa_fcs_rport_free(rport); |
| 1286 | break; |
| 1287 | |
| 1288 | case RPSM_EVENT_PLOGI_RCVD: |
| 1289 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending); |
| 1290 | bfa_fcxp_discard(rport->fcxp); |
| 1291 | bfa_fcs_rport_send_plogiacc(rport, NULL); |
| 1292 | break; |
| 1293 | |
| 1294 | case RPSM_EVENT_LOGO_IMP: |
| 1295 | rport->pid = 0; |
| 1296 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline); |
| 1297 | bfa_fcxp_discard(rport->fcxp); |
| 1298 | bfa_timer_start(rport->fcs->bfa, &rport->timer, |
| 1299 | bfa_fcs_rport_timeout, rport, |
| 1300 | bfa_fcs_rport_del_timeout); |
| 1301 | break; |
| 1302 | |
| 1303 | |
| 1304 | case RPSM_EVENT_PRLO_RCVD: |
| 1305 | bfa_fcs_rport_send_prlo_acc(rport); |
| 1306 | break; |
| 1307 | case RPSM_EVENT_SCN: |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1308 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1309 | * ignore, wait for NS query response |
| 1310 | */ |
| 1311 | break; |
| 1312 | |
| 1313 | case RPSM_EVENT_LOGO_RCVD: |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1314 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1315 | * Not logged-in yet. Accept LOGO. |
| 1316 | */ |
| 1317 | bfa_fcs_rport_send_logo_acc(rport); |
| 1318 | break; |
| 1319 | |
| 1320 | case RPSM_EVENT_PLOGI_COMP: |
| 1321 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_hal_online); |
| 1322 | bfa_fcxp_discard(rport->fcxp); |
| 1323 | bfa_fcs_rport_hal_online(rport); |
| 1324 | break; |
| 1325 | |
| 1326 | default: |
| 1327 | bfa_sm_fault(rport->fcs, event); |
| 1328 | } |
| 1329 | } |
| 1330 | |
| 1331 | |
| 1332 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1333 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1334 | * fcs_rport_private FCS RPORT provate functions |
| 1335 | */ |
| 1336 | |
| 1337 | static void |
| 1338 | bfa_fcs_rport_send_plogi(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced) |
| 1339 | { |
| 1340 | struct bfa_fcs_rport_s *rport = rport_cbarg; |
| 1341 | struct bfa_fcs_lport_s *port = rport->port; |
| 1342 | struct fchs_s fchs; |
| 1343 | int len; |
| 1344 | struct bfa_fcxp_s *fcxp; |
| 1345 | |
| 1346 | bfa_trc(rport->fcs, rport->pwwn); |
| 1347 | |
| 1348 | fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); |
| 1349 | if (!fcxp) { |
| 1350 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &rport->fcxp_wqe, |
| 1351 | bfa_fcs_rport_send_plogi, rport); |
| 1352 | return; |
| 1353 | } |
| 1354 | rport->fcxp = fcxp; |
| 1355 | |
| 1356 | len = fc_plogi_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rport->pid, |
| 1357 | bfa_fcs_lport_get_fcid(port), 0, |
| 1358 | port->port_cfg.pwwn, port->port_cfg.nwwn, |
| 1359 | bfa_fcport_get_maxfrsize(port->fcs->bfa)); |
| 1360 | |
| 1361 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, |
| 1362 | FC_CLASS_3, len, &fchs, bfa_fcs_rport_plogi_response, |
| 1363 | (void *)rport, FC_MAX_PDUSZ, FC_ELS_TOV); |
| 1364 | |
| 1365 | rport->stats.plogis++; |
| 1366 | bfa_sm_send_event(rport, RPSM_EVENT_FCXP_SENT); |
| 1367 | } |
| 1368 | |
| 1369 | static void |
| 1370 | bfa_fcs_rport_plogi_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg, |
| 1371 | bfa_status_t req_status, u32 rsp_len, |
| 1372 | u32 resid_len, struct fchs_s *rsp_fchs) |
| 1373 | { |
| 1374 | struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) cbarg; |
| 1375 | struct fc_logi_s *plogi_rsp; |
| 1376 | struct fc_ls_rjt_s *ls_rjt; |
| 1377 | struct bfa_fcs_rport_s *twin; |
| 1378 | struct list_head *qe; |
| 1379 | |
| 1380 | bfa_trc(rport->fcs, rport->pwwn); |
| 1381 | |
| 1382 | /* |
| 1383 | * Sanity Checks |
| 1384 | */ |
| 1385 | if (req_status != BFA_STATUS_OK) { |
| 1386 | bfa_trc(rport->fcs, req_status); |
| 1387 | rport->stats.plogi_failed++; |
| 1388 | bfa_sm_send_event(rport, RPSM_EVENT_FAILED); |
| 1389 | return; |
| 1390 | } |
| 1391 | |
| 1392 | plogi_rsp = (struct fc_logi_s *) BFA_FCXP_RSP_PLD(fcxp); |
| 1393 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1394 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1395 | * Check for failure first. |
| 1396 | */ |
| 1397 | if (plogi_rsp->els_cmd.els_code != FC_ELS_ACC) { |
| 1398 | ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp); |
| 1399 | |
| 1400 | bfa_trc(rport->fcs, ls_rjt->reason_code); |
| 1401 | bfa_trc(rport->fcs, ls_rjt->reason_code_expl); |
| 1402 | |
| 1403 | if ((ls_rjt->reason_code == FC_LS_RJT_RSN_UNABLE_TO_PERF_CMD) && |
| 1404 | (ls_rjt->reason_code_expl == FC_LS_RJT_EXP_INSUFF_RES)) { |
| 1405 | rport->stats.rjt_insuff_res++; |
| 1406 | bfa_sm_send_event(rport, RPSM_EVENT_PLOGI_RETRY); |
| 1407 | return; |
| 1408 | } |
| 1409 | |
| 1410 | rport->stats.plogi_rejects++; |
| 1411 | bfa_sm_send_event(rport, RPSM_EVENT_FAILED); |
| 1412 | return; |
| 1413 | } |
| 1414 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1415 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1416 | * PLOGI is complete. Make sure this device is not one of the known |
| 1417 | * device with a new FC port address. |
| 1418 | */ |
| 1419 | list_for_each(qe, &rport->port->rport_q) { |
| 1420 | twin = (struct bfa_fcs_rport_s *) qe; |
| 1421 | if (twin == rport) |
| 1422 | continue; |
| 1423 | if (!rport->pwwn && (plogi_rsp->port_name == twin->pwwn)) { |
| 1424 | bfa_trc(rport->fcs, twin->pid); |
| 1425 | bfa_trc(rport->fcs, rport->pid); |
| 1426 | |
| 1427 | /* Update plogi stats in twin */ |
| 1428 | twin->stats.plogis += rport->stats.plogis; |
| 1429 | twin->stats.plogi_rejects += |
| 1430 | rport->stats.plogi_rejects; |
| 1431 | twin->stats.plogi_timeouts += |
| 1432 | rport->stats.plogi_timeouts; |
| 1433 | twin->stats.plogi_failed += |
| 1434 | rport->stats.plogi_failed; |
| 1435 | twin->stats.plogi_rcvd += rport->stats.plogi_rcvd; |
| 1436 | twin->stats.plogi_accs++; |
| 1437 | |
Maggie Zhang | f7f7381 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 1438 | bfa_sm_send_event(rport, RPSM_EVENT_DELETE); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1439 | |
| 1440 | bfa_fcs_rport_update(twin, plogi_rsp); |
| 1441 | twin->pid = rsp_fchs->s_id; |
| 1442 | bfa_sm_send_event(twin, RPSM_EVENT_PLOGI_COMP); |
| 1443 | return; |
| 1444 | } |
| 1445 | } |
| 1446 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1447 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1448 | * Normal login path -- no evil twins. |
| 1449 | */ |
| 1450 | rport->stats.plogi_accs++; |
| 1451 | bfa_fcs_rport_update(rport, plogi_rsp); |
| 1452 | bfa_sm_send_event(rport, RPSM_EVENT_ACCEPTED); |
| 1453 | } |
| 1454 | |
| 1455 | static void |
| 1456 | bfa_fcs_rport_send_plogiacc(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced) |
| 1457 | { |
| 1458 | struct bfa_fcs_rport_s *rport = rport_cbarg; |
| 1459 | struct bfa_fcs_lport_s *port = rport->port; |
| 1460 | struct fchs_s fchs; |
| 1461 | int len; |
| 1462 | struct bfa_fcxp_s *fcxp; |
| 1463 | |
| 1464 | bfa_trc(rport->fcs, rport->pwwn); |
| 1465 | bfa_trc(rport->fcs, rport->reply_oxid); |
| 1466 | |
| 1467 | fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); |
| 1468 | if (!fcxp) { |
| 1469 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &rport->fcxp_wqe, |
| 1470 | bfa_fcs_rport_send_plogiacc, rport); |
| 1471 | return; |
| 1472 | } |
| 1473 | rport->fcxp = fcxp; |
| 1474 | |
| 1475 | len = fc_plogi_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), |
| 1476 | rport->pid, bfa_fcs_lport_get_fcid(port), |
| 1477 | rport->reply_oxid, port->port_cfg.pwwn, |
| 1478 | port->port_cfg.nwwn, |
| 1479 | bfa_fcport_get_maxfrsize(port->fcs->bfa)); |
| 1480 | |
| 1481 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, |
| 1482 | FC_CLASS_3, len, &fchs, NULL, NULL, FC_MAX_PDUSZ, 0); |
| 1483 | |
| 1484 | bfa_sm_send_event(rport, RPSM_EVENT_FCXP_SENT); |
| 1485 | } |
| 1486 | |
| 1487 | static void |
| 1488 | bfa_fcs_rport_send_adisc(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced) |
| 1489 | { |
| 1490 | struct bfa_fcs_rport_s *rport = rport_cbarg; |
| 1491 | struct bfa_fcs_lport_s *port = rport->port; |
| 1492 | struct fchs_s fchs; |
| 1493 | int len; |
| 1494 | struct bfa_fcxp_s *fcxp; |
| 1495 | |
| 1496 | bfa_trc(rport->fcs, rport->pwwn); |
| 1497 | |
| 1498 | fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); |
| 1499 | if (!fcxp) { |
| 1500 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &rport->fcxp_wqe, |
| 1501 | bfa_fcs_rport_send_adisc, rport); |
| 1502 | return; |
| 1503 | } |
| 1504 | rport->fcxp = fcxp; |
| 1505 | |
| 1506 | len = fc_adisc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rport->pid, |
| 1507 | bfa_fcs_lport_get_fcid(port), 0, |
| 1508 | port->port_cfg.pwwn, port->port_cfg.nwwn); |
| 1509 | |
| 1510 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, |
| 1511 | FC_CLASS_3, len, &fchs, bfa_fcs_rport_adisc_response, |
| 1512 | rport, FC_MAX_PDUSZ, FC_ELS_TOV); |
| 1513 | |
| 1514 | rport->stats.adisc_sent++; |
| 1515 | bfa_sm_send_event(rport, RPSM_EVENT_FCXP_SENT); |
| 1516 | } |
| 1517 | |
| 1518 | static void |
| 1519 | bfa_fcs_rport_adisc_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg, |
| 1520 | bfa_status_t req_status, u32 rsp_len, |
| 1521 | u32 resid_len, struct fchs_s *rsp_fchs) |
| 1522 | { |
| 1523 | struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) cbarg; |
| 1524 | void *pld = bfa_fcxp_get_rspbuf(fcxp); |
| 1525 | struct fc_ls_rjt_s *ls_rjt; |
| 1526 | |
| 1527 | if (req_status != BFA_STATUS_OK) { |
| 1528 | bfa_trc(rport->fcs, req_status); |
| 1529 | rport->stats.adisc_failed++; |
| 1530 | bfa_sm_send_event(rport, RPSM_EVENT_FAILED); |
| 1531 | return; |
| 1532 | } |
| 1533 | |
| 1534 | if (fc_adisc_rsp_parse((struct fc_adisc_s *)pld, rsp_len, rport->pwwn, |
| 1535 | rport->nwwn) == FC_PARSE_OK) { |
| 1536 | rport->stats.adisc_accs++; |
| 1537 | bfa_sm_send_event(rport, RPSM_EVENT_ACCEPTED); |
| 1538 | return; |
| 1539 | } |
| 1540 | |
| 1541 | rport->stats.adisc_rejects++; |
| 1542 | ls_rjt = pld; |
| 1543 | bfa_trc(rport->fcs, ls_rjt->els_cmd.els_code); |
| 1544 | bfa_trc(rport->fcs, ls_rjt->reason_code); |
| 1545 | bfa_trc(rport->fcs, ls_rjt->reason_code_expl); |
| 1546 | bfa_sm_send_event(rport, RPSM_EVENT_FAILED); |
| 1547 | } |
| 1548 | |
| 1549 | static void |
| 1550 | bfa_fcs_rport_send_nsdisc(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced) |
| 1551 | { |
| 1552 | struct bfa_fcs_rport_s *rport = rport_cbarg; |
| 1553 | struct bfa_fcs_lport_s *port = rport->port; |
| 1554 | struct fchs_s fchs; |
| 1555 | struct bfa_fcxp_s *fcxp; |
| 1556 | int len; |
| 1557 | bfa_cb_fcxp_send_t cbfn; |
| 1558 | |
| 1559 | bfa_trc(rport->fcs, rport->pid); |
| 1560 | |
| 1561 | fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); |
| 1562 | if (!fcxp) { |
| 1563 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &rport->fcxp_wqe, |
| 1564 | bfa_fcs_rport_send_nsdisc, rport); |
| 1565 | return; |
| 1566 | } |
| 1567 | rport->fcxp = fcxp; |
| 1568 | |
| 1569 | if (rport->pwwn) { |
| 1570 | len = fc_gidpn_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), |
| 1571 | bfa_fcs_lport_get_fcid(port), 0, rport->pwwn); |
| 1572 | cbfn = bfa_fcs_rport_gidpn_response; |
| 1573 | } else { |
| 1574 | len = fc_gpnid_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), |
| 1575 | bfa_fcs_lport_get_fcid(port), 0, rport->pid); |
| 1576 | cbfn = bfa_fcs_rport_gpnid_response; |
| 1577 | } |
| 1578 | |
| 1579 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, |
| 1580 | FC_CLASS_3, len, &fchs, cbfn, |
| 1581 | (void *)rport, FC_MAX_PDUSZ, FC_FCCT_TOV); |
| 1582 | |
| 1583 | bfa_sm_send_event(rport, RPSM_EVENT_FCXP_SENT); |
| 1584 | } |
| 1585 | |
| 1586 | static void |
| 1587 | bfa_fcs_rport_gidpn_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg, |
| 1588 | bfa_status_t req_status, u32 rsp_len, |
| 1589 | u32 resid_len, struct fchs_s *rsp_fchs) |
| 1590 | { |
| 1591 | struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) cbarg; |
| 1592 | struct ct_hdr_s *cthdr; |
| 1593 | struct fcgs_gidpn_resp_s *gidpn_rsp; |
| 1594 | struct bfa_fcs_rport_s *twin; |
| 1595 | struct list_head *qe; |
| 1596 | |
| 1597 | bfa_trc(rport->fcs, rport->pwwn); |
| 1598 | |
| 1599 | cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); |
Jing Huang | ba816ea | 2010-10-18 17:10:50 -0700 | [diff] [blame] | 1600 | cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1601 | |
| 1602 | if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { |
| 1603 | /* Check if the pid is the same as before. */ |
| 1604 | gidpn_rsp = (struct fcgs_gidpn_resp_s *) (cthdr + 1); |
| 1605 | |
| 1606 | if (gidpn_rsp->dap == rport->pid) { |
| 1607 | /* Device is online */ |
| 1608 | bfa_sm_send_event(rport, RPSM_EVENT_ACCEPTED); |
| 1609 | } else { |
| 1610 | /* |
| 1611 | * Device's PID has changed. We need to cleanup |
| 1612 | * and re-login. If there is another device with |
| 1613 | * the the newly discovered pid, send an scn notice |
| 1614 | * so that its new pid can be discovered. |
| 1615 | */ |
| 1616 | list_for_each(qe, &rport->port->rport_q) { |
| 1617 | twin = (struct bfa_fcs_rport_s *) qe; |
| 1618 | if (twin == rport) |
| 1619 | continue; |
| 1620 | if (gidpn_rsp->dap == twin->pid) { |
| 1621 | bfa_trc(rport->fcs, twin->pid); |
| 1622 | bfa_trc(rport->fcs, rport->pid); |
| 1623 | |
| 1624 | twin->pid = 0; |
| 1625 | bfa_sm_send_event(twin, |
| 1626 | RPSM_EVENT_ADDRESS_CHANGE); |
| 1627 | } |
| 1628 | } |
| 1629 | rport->pid = gidpn_rsp->dap; |
| 1630 | bfa_sm_send_event(rport, RPSM_EVENT_ADDRESS_CHANGE); |
| 1631 | } |
| 1632 | return; |
| 1633 | } |
| 1634 | |
| 1635 | /* |
| 1636 | * Reject Response |
| 1637 | */ |
| 1638 | switch (cthdr->reason_code) { |
| 1639 | case CT_RSN_LOGICAL_BUSY: |
| 1640 | /* |
| 1641 | * Need to retry |
| 1642 | */ |
| 1643 | bfa_sm_send_event(rport, RPSM_EVENT_TIMEOUT); |
| 1644 | break; |
| 1645 | |
| 1646 | case CT_RSN_UNABLE_TO_PERF: |
| 1647 | /* |
| 1648 | * device doesn't exist : Start timer to cleanup this later. |
| 1649 | */ |
| 1650 | bfa_sm_send_event(rport, RPSM_EVENT_FAILED); |
| 1651 | break; |
| 1652 | |
| 1653 | default: |
| 1654 | bfa_sm_send_event(rport, RPSM_EVENT_FAILED); |
| 1655 | break; |
| 1656 | } |
| 1657 | } |
| 1658 | |
| 1659 | static void |
| 1660 | bfa_fcs_rport_gpnid_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg, |
| 1661 | bfa_status_t req_status, u32 rsp_len, |
| 1662 | u32 resid_len, struct fchs_s *rsp_fchs) |
| 1663 | { |
| 1664 | struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) cbarg; |
| 1665 | struct ct_hdr_s *cthdr; |
| 1666 | |
| 1667 | bfa_trc(rport->fcs, rport->pwwn); |
| 1668 | |
| 1669 | cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp); |
Jing Huang | ba816ea | 2010-10-18 17:10:50 -0700 | [diff] [blame] | 1670 | cthdr->cmd_rsp_code = be16_to_cpu(cthdr->cmd_rsp_code); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1671 | |
| 1672 | if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) { |
| 1673 | bfa_sm_send_event(rport, RPSM_EVENT_ACCEPTED); |
| 1674 | return; |
| 1675 | } |
| 1676 | |
| 1677 | /* |
| 1678 | * Reject Response |
| 1679 | */ |
| 1680 | switch (cthdr->reason_code) { |
| 1681 | case CT_RSN_LOGICAL_BUSY: |
| 1682 | /* |
| 1683 | * Need to retry |
| 1684 | */ |
| 1685 | bfa_sm_send_event(rport, RPSM_EVENT_TIMEOUT); |
| 1686 | break; |
| 1687 | |
| 1688 | case CT_RSN_UNABLE_TO_PERF: |
| 1689 | /* |
| 1690 | * device doesn't exist : Start timer to cleanup this later. |
| 1691 | */ |
| 1692 | bfa_sm_send_event(rport, RPSM_EVENT_FAILED); |
| 1693 | break; |
| 1694 | |
| 1695 | default: |
| 1696 | bfa_sm_send_event(rport, RPSM_EVENT_FAILED); |
| 1697 | break; |
| 1698 | } |
| 1699 | } |
| 1700 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1701 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1702 | * Called to send a logout to the rport. |
| 1703 | */ |
| 1704 | static void |
| 1705 | bfa_fcs_rport_send_logo(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced) |
| 1706 | { |
| 1707 | struct bfa_fcs_rport_s *rport = rport_cbarg; |
| 1708 | struct bfa_fcs_lport_s *port; |
| 1709 | struct fchs_s fchs; |
| 1710 | struct bfa_fcxp_s *fcxp; |
| 1711 | u16 len; |
| 1712 | |
| 1713 | bfa_trc(rport->fcs, rport->pid); |
| 1714 | |
| 1715 | port = rport->port; |
| 1716 | |
| 1717 | fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); |
| 1718 | if (!fcxp) { |
| 1719 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &rport->fcxp_wqe, |
| 1720 | bfa_fcs_rport_send_logo, rport); |
| 1721 | return; |
| 1722 | } |
| 1723 | rport->fcxp = fcxp; |
| 1724 | |
| 1725 | len = fc_logo_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rport->pid, |
| 1726 | bfa_fcs_lport_get_fcid(port), 0, |
| 1727 | bfa_fcs_lport_get_pwwn(port)); |
| 1728 | |
| 1729 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, |
| 1730 | FC_CLASS_3, len, &fchs, NULL, |
| 1731 | rport, FC_MAX_PDUSZ, FC_ELS_TOV); |
| 1732 | |
| 1733 | rport->stats.logos++; |
| 1734 | bfa_fcxp_discard(rport->fcxp); |
| 1735 | bfa_sm_send_event(rport, RPSM_EVENT_FCXP_SENT); |
| 1736 | } |
| 1737 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1738 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1739 | * Send ACC for a LOGO received. |
| 1740 | */ |
| 1741 | static void |
| 1742 | bfa_fcs_rport_send_logo_acc(void *rport_cbarg) |
| 1743 | { |
| 1744 | struct bfa_fcs_rport_s *rport = rport_cbarg; |
| 1745 | struct bfa_fcs_lport_s *port; |
| 1746 | struct fchs_s fchs; |
| 1747 | struct bfa_fcxp_s *fcxp; |
| 1748 | u16 len; |
| 1749 | |
| 1750 | bfa_trc(rport->fcs, rport->pid); |
| 1751 | |
| 1752 | port = rport->port; |
| 1753 | |
| 1754 | fcxp = bfa_fcs_fcxp_alloc(port->fcs); |
| 1755 | if (!fcxp) |
| 1756 | return; |
| 1757 | |
| 1758 | rport->stats.logo_rcvd++; |
| 1759 | len = fc_logo_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), |
| 1760 | rport->pid, bfa_fcs_lport_get_fcid(port), |
| 1761 | rport->reply_oxid); |
| 1762 | |
| 1763 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, |
| 1764 | FC_CLASS_3, len, &fchs, NULL, NULL, FC_MAX_PDUSZ, 0); |
| 1765 | } |
| 1766 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1767 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1768 | * brief |
| 1769 | * This routine will be called by bfa_timer on timer timeouts. |
| 1770 | * |
| 1771 | * param[in] rport - pointer to bfa_fcs_lport_ns_t. |
| 1772 | * param[out] rport_status - pointer to return vport status in |
| 1773 | * |
| 1774 | * return |
| 1775 | * void |
| 1776 | * |
| 1777 | * Special Considerations: |
| 1778 | * |
| 1779 | * note |
| 1780 | */ |
| 1781 | static void |
| 1782 | bfa_fcs_rport_timeout(void *arg) |
| 1783 | { |
| 1784 | struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) arg; |
| 1785 | |
| 1786 | rport->stats.plogi_timeouts++; |
| 1787 | bfa_stats(rport->port, rport_plogi_timeouts); |
| 1788 | bfa_sm_send_event(rport, RPSM_EVENT_TIMEOUT); |
| 1789 | } |
| 1790 | |
| 1791 | static void |
| 1792 | bfa_fcs_rport_process_prli(struct bfa_fcs_rport_s *rport, |
| 1793 | struct fchs_s *rx_fchs, u16 len) |
| 1794 | { |
| 1795 | struct bfa_fcxp_s *fcxp; |
| 1796 | struct fchs_s fchs; |
| 1797 | struct bfa_fcs_lport_s *port = rport->port; |
| 1798 | struct fc_prli_s *prli; |
| 1799 | |
| 1800 | bfa_trc(port->fcs, rx_fchs->s_id); |
| 1801 | bfa_trc(port->fcs, rx_fchs->d_id); |
| 1802 | |
| 1803 | rport->stats.prli_rcvd++; |
| 1804 | |
| 1805 | /* |
| 1806 | * We are in Initiator Mode |
| 1807 | */ |
| 1808 | prli = (struct fc_prli_s *) (rx_fchs + 1); |
| 1809 | |
| 1810 | if (prli->parampage.servparams.target) { |
| 1811 | /* |
| 1812 | * PRLI from a target ? |
| 1813 | * Send the Acc. |
| 1814 | * PRLI sent by us will be used to transition the IT nexus, |
| 1815 | * once the response is received from the target. |
| 1816 | */ |
| 1817 | bfa_trc(port->fcs, rx_fchs->s_id); |
| 1818 | rport->scsi_function = BFA_RPORT_TARGET; |
| 1819 | } else { |
| 1820 | bfa_trc(rport->fcs, prli->parampage.type); |
| 1821 | rport->scsi_function = BFA_RPORT_INITIATOR; |
| 1822 | bfa_fcs_itnim_is_initiator(rport->itnim); |
| 1823 | } |
| 1824 | |
| 1825 | fcxp = bfa_fcs_fcxp_alloc(port->fcs); |
| 1826 | if (!fcxp) |
| 1827 | return; |
| 1828 | |
| 1829 | len = fc_prli_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), |
| 1830 | rx_fchs->s_id, bfa_fcs_lport_get_fcid(port), |
| 1831 | rx_fchs->ox_id, port->port_cfg.roles); |
| 1832 | |
| 1833 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, |
| 1834 | FC_CLASS_3, len, &fchs, NULL, NULL, FC_MAX_PDUSZ, 0); |
| 1835 | } |
| 1836 | |
| 1837 | static void |
| 1838 | bfa_fcs_rport_process_rpsc(struct bfa_fcs_rport_s *rport, |
| 1839 | struct fchs_s *rx_fchs, u16 len) |
| 1840 | { |
| 1841 | struct bfa_fcxp_s *fcxp; |
| 1842 | struct fchs_s fchs; |
| 1843 | struct bfa_fcs_lport_s *port = rport->port; |
| 1844 | struct fc_rpsc_speed_info_s speeds; |
| 1845 | struct bfa_port_attr_s pport_attr; |
| 1846 | |
| 1847 | bfa_trc(port->fcs, rx_fchs->s_id); |
| 1848 | bfa_trc(port->fcs, rx_fchs->d_id); |
| 1849 | |
| 1850 | rport->stats.rpsc_rcvd++; |
| 1851 | speeds.port_speed_cap = |
| 1852 | RPSC_SPEED_CAP_1G | RPSC_SPEED_CAP_2G | RPSC_SPEED_CAP_4G | |
| 1853 | RPSC_SPEED_CAP_8G; |
| 1854 | |
| 1855 | /* |
| 1856 | * get curent speed from pport attributes from BFA |
| 1857 | */ |
| 1858 | bfa_fcport_get_attr(port->fcs->bfa, &pport_attr); |
| 1859 | |
| 1860 | speeds.port_op_speed = fc_bfa_speed_to_rpsc_operspeed(pport_attr.speed); |
| 1861 | |
| 1862 | fcxp = bfa_fcs_fcxp_alloc(port->fcs); |
| 1863 | if (!fcxp) |
| 1864 | return; |
| 1865 | |
| 1866 | len = fc_rpsc_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), |
| 1867 | rx_fchs->s_id, bfa_fcs_lport_get_fcid(port), |
| 1868 | rx_fchs->ox_id, &speeds); |
| 1869 | |
| 1870 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, |
| 1871 | FC_CLASS_3, len, &fchs, NULL, NULL, FC_MAX_PDUSZ, 0); |
| 1872 | } |
| 1873 | |
| 1874 | static void |
| 1875 | bfa_fcs_rport_process_adisc(struct bfa_fcs_rport_s *rport, |
| 1876 | struct fchs_s *rx_fchs, u16 len) |
| 1877 | { |
| 1878 | struct bfa_fcxp_s *fcxp; |
| 1879 | struct fchs_s fchs; |
| 1880 | struct bfa_fcs_lport_s *port = rport->port; |
| 1881 | struct fc_adisc_s *adisc; |
| 1882 | |
| 1883 | bfa_trc(port->fcs, rx_fchs->s_id); |
| 1884 | bfa_trc(port->fcs, rx_fchs->d_id); |
| 1885 | |
| 1886 | rport->stats.adisc_rcvd++; |
| 1887 | |
| 1888 | adisc = (struct fc_adisc_s *) (rx_fchs + 1); |
| 1889 | |
| 1890 | /* |
| 1891 | * Accept if the itnim for this rport is online. |
| 1892 | * Else reject the ADISC. |
| 1893 | */ |
| 1894 | if (bfa_fcs_itnim_get_online_state(rport->itnim) == BFA_STATUS_OK) { |
| 1895 | |
| 1896 | fcxp = bfa_fcs_fcxp_alloc(port->fcs); |
| 1897 | if (!fcxp) |
| 1898 | return; |
| 1899 | |
| 1900 | len = fc_adisc_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), |
| 1901 | rx_fchs->s_id, bfa_fcs_lport_get_fcid(port), |
| 1902 | rx_fchs->ox_id, port->port_cfg.pwwn, |
| 1903 | port->port_cfg.nwwn); |
| 1904 | |
| 1905 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, |
| 1906 | BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL, |
| 1907 | FC_MAX_PDUSZ, 0); |
| 1908 | } else { |
| 1909 | rport->stats.adisc_rejected++; |
| 1910 | bfa_fcs_rport_send_ls_rjt(rport, rx_fchs, |
| 1911 | FC_LS_RJT_RSN_UNABLE_TO_PERF_CMD, |
| 1912 | FC_LS_RJT_EXP_LOGIN_REQUIRED); |
| 1913 | } |
| 1914 | } |
| 1915 | |
| 1916 | static void |
| 1917 | bfa_fcs_rport_hal_online(struct bfa_fcs_rport_s *rport) |
| 1918 | { |
| 1919 | struct bfa_fcs_lport_s *port = rport->port; |
| 1920 | struct bfa_rport_info_s rport_info; |
| 1921 | |
| 1922 | rport_info.pid = rport->pid; |
| 1923 | rport_info.local_pid = port->pid; |
| 1924 | rport_info.lp_tag = port->lp_tag; |
| 1925 | rport_info.vf_id = port->fabric->vf_id; |
| 1926 | rport_info.vf_en = port->fabric->is_vf; |
| 1927 | rport_info.fc_class = rport->fc_cos; |
| 1928 | rport_info.cisc = rport->cisc; |
| 1929 | rport_info.max_frmsz = rport->maxfrsize; |
| 1930 | bfa_rport_online(rport->bfa_rport, &rport_info); |
| 1931 | } |
| 1932 | |
| 1933 | static struct bfa_fcs_rport_s * |
| 1934 | bfa_fcs_rport_alloc(struct bfa_fcs_lport_s *port, wwn_t pwwn, u32 rpid) |
| 1935 | { |
| 1936 | struct bfa_fcs_s *fcs = port->fcs; |
| 1937 | struct bfa_fcs_rport_s *rport; |
| 1938 | struct bfad_rport_s *rport_drv; |
| 1939 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1940 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1941 | * allocate rport |
| 1942 | */ |
| 1943 | if (bfa_fcb_rport_alloc(fcs->bfad, &rport, &rport_drv) |
| 1944 | != BFA_STATUS_OK) { |
| 1945 | bfa_trc(fcs, rpid); |
| 1946 | return NULL; |
| 1947 | } |
| 1948 | |
| 1949 | /* |
| 1950 | * Initialize r-port |
| 1951 | */ |
| 1952 | rport->port = port; |
| 1953 | rport->fcs = fcs; |
| 1954 | rport->rp_drv = rport_drv; |
| 1955 | rport->pid = rpid; |
| 1956 | rport->pwwn = pwwn; |
| 1957 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1958 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1959 | * allocate BFA rport |
| 1960 | */ |
| 1961 | rport->bfa_rport = bfa_rport_create(port->fcs->bfa, rport); |
| 1962 | if (!rport->bfa_rport) { |
| 1963 | bfa_trc(fcs, rpid); |
| 1964 | kfree(rport_drv); |
| 1965 | return NULL; |
| 1966 | } |
| 1967 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1968 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1969 | * allocate FC-4s |
| 1970 | */ |
Jing Huang | d4b671c | 2010-12-26 21:46:35 -0800 | [diff] [blame] | 1971 | WARN_ON(!bfa_fcs_lport_is_initiator(port)); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1972 | |
| 1973 | if (bfa_fcs_lport_is_initiator(port)) { |
| 1974 | rport->itnim = bfa_fcs_itnim_create(rport); |
| 1975 | if (!rport->itnim) { |
| 1976 | bfa_trc(fcs, rpid); |
Maggie Zhang | da99dcc | 2010-12-09 19:13:20 -0800 | [diff] [blame] | 1977 | bfa_sm_send_event(rport->bfa_rport, |
| 1978 | BFA_RPORT_SM_DELETE); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1979 | kfree(rport_drv); |
| 1980 | return NULL; |
| 1981 | } |
| 1982 | } |
| 1983 | |
| 1984 | bfa_fcs_lport_add_rport(port, rport); |
| 1985 | |
| 1986 | bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit); |
| 1987 | |
| 1988 | /* Initialize the Rport Features(RPF) Sub Module */ |
| 1989 | if (!BFA_FCS_PID_IS_WKA(rport->pid)) |
| 1990 | bfa_fcs_rpf_init(rport); |
| 1991 | |
| 1992 | return rport; |
| 1993 | } |
| 1994 | |
| 1995 | |
| 1996 | static void |
| 1997 | bfa_fcs_rport_free(struct bfa_fcs_rport_s *rport) |
| 1998 | { |
| 1999 | struct bfa_fcs_lport_s *port = rport->port; |
| 2000 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2001 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2002 | * - delete FC-4s |
| 2003 | * - delete BFA rport |
| 2004 | * - remove from queue of rports |
| 2005 | */ |
| 2006 | if (bfa_fcs_lport_is_initiator(port)) { |
| 2007 | bfa_fcs_itnim_delete(rport->itnim); |
| 2008 | if (rport->pid != 0 && !BFA_FCS_PID_IS_WKA(rport->pid)) |
| 2009 | bfa_fcs_rpf_rport_offline(rport); |
| 2010 | } |
| 2011 | |
Maggie Zhang | f7f7381 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 2012 | bfa_sm_send_event(rport->bfa_rport, BFA_RPORT_SM_DELETE); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2013 | bfa_fcs_lport_del_rport(port, rport); |
| 2014 | kfree(rport->rp_drv); |
| 2015 | } |
| 2016 | |
| 2017 | static void |
| 2018 | bfa_fcs_rport_online_action(struct bfa_fcs_rport_s *rport) |
| 2019 | { |
| 2020 | struct bfa_fcs_lport_s *port = rport->port; |
| 2021 | struct bfad_s *bfad = (struct bfad_s *)port->fcs->bfad; |
| 2022 | char lpwwn_buf[BFA_STRING_32]; |
| 2023 | char rpwwn_buf[BFA_STRING_32]; |
| 2024 | |
| 2025 | rport->stats.onlines++; |
| 2026 | |
| 2027 | if (bfa_fcs_lport_is_initiator(port)) { |
| 2028 | bfa_fcs_itnim_rport_online(rport->itnim); |
| 2029 | if (!BFA_FCS_PID_IS_WKA(rport->pid)) |
| 2030 | bfa_fcs_rpf_rport_online(rport); |
| 2031 | }; |
| 2032 | |
| 2033 | wwn2str(lpwwn_buf, bfa_fcs_lport_get_pwwn(port)); |
| 2034 | wwn2str(rpwwn_buf, rport->pwwn); |
| 2035 | if (!BFA_FCS_PID_IS_WKA(rport->pid)) |
Jing Huang | 8816624 | 2010-12-09 17:11:53 -0800 | [diff] [blame] | 2036 | BFA_LOG(KERN_INFO, bfad, bfa_log_level, |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2037 | "Remote port (WWN = %s) online for logical port (WWN = %s)\n", |
| 2038 | rpwwn_buf, lpwwn_buf); |
| 2039 | } |
| 2040 | |
| 2041 | static void |
| 2042 | bfa_fcs_rport_offline_action(struct bfa_fcs_rport_s *rport) |
| 2043 | { |
| 2044 | struct bfa_fcs_lport_s *port = rport->port; |
| 2045 | struct bfad_s *bfad = (struct bfad_s *)port->fcs->bfad; |
| 2046 | char lpwwn_buf[BFA_STRING_32]; |
| 2047 | char rpwwn_buf[BFA_STRING_32]; |
| 2048 | |
| 2049 | rport->stats.offlines++; |
| 2050 | |
| 2051 | wwn2str(lpwwn_buf, bfa_fcs_lport_get_pwwn(port)); |
| 2052 | wwn2str(rpwwn_buf, rport->pwwn); |
| 2053 | if (!BFA_FCS_PID_IS_WKA(rport->pid)) { |
| 2054 | if (bfa_fcs_lport_is_online(rport->port) == BFA_TRUE) |
Jing Huang | 8816624 | 2010-12-09 17:11:53 -0800 | [diff] [blame] | 2055 | BFA_LOG(KERN_ERR, bfad, bfa_log_level, |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2056 | "Remote port (WWN = %s) connectivity lost for " |
| 2057 | "logical port (WWN = %s)\n", |
| 2058 | rpwwn_buf, lpwwn_buf); |
| 2059 | else |
Jing Huang | 8816624 | 2010-12-09 17:11:53 -0800 | [diff] [blame] | 2060 | BFA_LOG(KERN_INFO, bfad, bfa_log_level, |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2061 | "Remote port (WWN = %s) offlined by " |
| 2062 | "logical port (WWN = %s)\n", |
| 2063 | rpwwn_buf, lpwwn_buf); |
| 2064 | } |
| 2065 | |
| 2066 | if (bfa_fcs_lport_is_initiator(port)) { |
| 2067 | bfa_fcs_itnim_rport_offline(rport->itnim); |
| 2068 | if (!BFA_FCS_PID_IS_WKA(rport->pid)) |
| 2069 | bfa_fcs_rpf_rport_offline(rport); |
| 2070 | } |
| 2071 | } |
| 2072 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2073 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2074 | * Update rport parameters from PLOGI or PLOGI accept. |
| 2075 | */ |
| 2076 | static void |
| 2077 | bfa_fcs_rport_update(struct bfa_fcs_rport_s *rport, struct fc_logi_s *plogi) |
| 2078 | { |
| 2079 | bfa_fcs_lport_t *port = rport->port; |
| 2080 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2081 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2082 | * - port name |
| 2083 | * - node name |
| 2084 | */ |
| 2085 | rport->pwwn = plogi->port_name; |
| 2086 | rport->nwwn = plogi->node_name; |
| 2087 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2088 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2089 | * - class of service |
| 2090 | */ |
| 2091 | rport->fc_cos = 0; |
| 2092 | if (plogi->class3.class_valid) |
| 2093 | rport->fc_cos = FC_CLASS_3; |
| 2094 | |
| 2095 | if (plogi->class2.class_valid) |
| 2096 | rport->fc_cos |= FC_CLASS_2; |
| 2097 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2098 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2099 | * - CISC |
| 2100 | * - MAX receive frame size |
| 2101 | */ |
| 2102 | rport->cisc = plogi->csp.cisc; |
Jing Huang | ba816ea | 2010-10-18 17:10:50 -0700 | [diff] [blame] | 2103 | rport->maxfrsize = be16_to_cpu(plogi->class3.rxsz); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2104 | |
Jing Huang | ba816ea | 2010-10-18 17:10:50 -0700 | [diff] [blame] | 2105 | bfa_trc(port->fcs, be16_to_cpu(plogi->csp.bbcred)); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2106 | bfa_trc(port->fcs, port->fabric->bb_credit); |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2107 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2108 | * Direct Attach P2P mode : |
| 2109 | * This is to handle a bug (233476) in IBM targets in Direct Attach |
| 2110 | * Mode. Basically, in FLOGI Accept the target would have |
| 2111 | * erroneously set the BB Credit to the value used in the FLOGI |
| 2112 | * sent by the HBA. It uses the correct value (its own BB credit) |
| 2113 | * in PLOGI. |
| 2114 | */ |
| 2115 | if ((!bfa_fcs_fabric_is_switched(port->fabric)) && |
Jing Huang | ba816ea | 2010-10-18 17:10:50 -0700 | [diff] [blame] | 2116 | (be16_to_cpu(plogi->csp.bbcred) < port->fabric->bb_credit)) { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2117 | |
Jing Huang | ba816ea | 2010-10-18 17:10:50 -0700 | [diff] [blame] | 2118 | bfa_trc(port->fcs, be16_to_cpu(plogi->csp.bbcred)); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2119 | bfa_trc(port->fcs, port->fabric->bb_credit); |
| 2120 | |
Jing Huang | ba816ea | 2010-10-18 17:10:50 -0700 | [diff] [blame] | 2121 | port->fabric->bb_credit = be16_to_cpu(plogi->csp.bbcred); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2122 | bfa_fcport_set_tx_bbcredit(port->fcs->bfa, |
| 2123 | port->fabric->bb_credit); |
| 2124 | } |
| 2125 | |
| 2126 | } |
| 2127 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2128 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2129 | * Called to handle LOGO received from an existing remote port. |
| 2130 | */ |
| 2131 | static void |
| 2132 | bfa_fcs_rport_process_logo(struct bfa_fcs_rport_s *rport, struct fchs_s *fchs) |
| 2133 | { |
| 2134 | rport->reply_oxid = fchs->ox_id; |
| 2135 | bfa_trc(rport->fcs, rport->reply_oxid); |
| 2136 | |
| 2137 | rport->prlo = BFA_FALSE; |
| 2138 | rport->stats.logo_rcvd++; |
| 2139 | bfa_sm_send_event(rport, RPSM_EVENT_LOGO_RCVD); |
| 2140 | } |
| 2141 | |
| 2142 | |
| 2143 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2144 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2145 | * fcs_rport_public FCS rport public interfaces |
| 2146 | */ |
| 2147 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2148 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2149 | * Called by bport/vport to create a remote port instance for a discovered |
| 2150 | * remote device. |
| 2151 | * |
| 2152 | * @param[in] port - base port or vport |
| 2153 | * @param[in] rpid - remote port ID |
| 2154 | * |
| 2155 | * @return None |
| 2156 | */ |
| 2157 | struct bfa_fcs_rport_s * |
| 2158 | bfa_fcs_rport_create(struct bfa_fcs_lport_s *port, u32 rpid) |
| 2159 | { |
| 2160 | struct bfa_fcs_rport_s *rport; |
| 2161 | |
| 2162 | bfa_trc(port->fcs, rpid); |
| 2163 | rport = bfa_fcs_rport_alloc(port, WWN_NULL, rpid); |
| 2164 | if (!rport) |
| 2165 | return NULL; |
| 2166 | |
| 2167 | bfa_sm_send_event(rport, RPSM_EVENT_PLOGI_SEND); |
| 2168 | return rport; |
| 2169 | } |
| 2170 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2171 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2172 | * Called to create a rport for which only the wwn is known. |
| 2173 | * |
| 2174 | * @param[in] port - base port |
| 2175 | * @param[in] rpwwn - remote port wwn |
| 2176 | * |
| 2177 | * @return None |
| 2178 | */ |
| 2179 | struct bfa_fcs_rport_s * |
| 2180 | bfa_fcs_rport_create_by_wwn(struct bfa_fcs_lport_s *port, wwn_t rpwwn) |
| 2181 | { |
| 2182 | struct bfa_fcs_rport_s *rport; |
| 2183 | bfa_trc(port->fcs, rpwwn); |
| 2184 | rport = bfa_fcs_rport_alloc(port, rpwwn, 0); |
| 2185 | if (!rport) |
| 2186 | return NULL; |
| 2187 | |
| 2188 | bfa_sm_send_event(rport, RPSM_EVENT_ADDRESS_DISC); |
| 2189 | return rport; |
| 2190 | } |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2191 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2192 | * Called by bport in private loop topology to indicate that a |
| 2193 | * rport has been discovered and plogi has been completed. |
| 2194 | * |
| 2195 | * @param[in] port - base port or vport |
| 2196 | * @param[in] rpid - remote port ID |
| 2197 | */ |
| 2198 | void |
| 2199 | bfa_fcs_rport_start(struct bfa_fcs_lport_s *port, struct fchs_s *fchs, |
| 2200 | struct fc_logi_s *plogi) |
| 2201 | { |
| 2202 | struct bfa_fcs_rport_s *rport; |
| 2203 | |
| 2204 | rport = bfa_fcs_rport_alloc(port, WWN_NULL, fchs->s_id); |
| 2205 | if (!rport) |
| 2206 | return; |
| 2207 | |
| 2208 | bfa_fcs_rport_update(rport, plogi); |
| 2209 | |
| 2210 | bfa_sm_send_event(rport, RPSM_EVENT_PLOGI_COMP); |
| 2211 | } |
| 2212 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2213 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2214 | * Called by bport/vport to handle PLOGI received from a new remote port. |
| 2215 | * If an existing rport does a plogi, it will be handled separately. |
| 2216 | */ |
| 2217 | void |
| 2218 | bfa_fcs_rport_plogi_create(struct bfa_fcs_lport_s *port, struct fchs_s *fchs, |
| 2219 | struct fc_logi_s *plogi) |
| 2220 | { |
| 2221 | struct bfa_fcs_rport_s *rport; |
| 2222 | |
| 2223 | rport = bfa_fcs_rport_alloc(port, plogi->port_name, fchs->s_id); |
| 2224 | if (!rport) |
| 2225 | return; |
| 2226 | |
| 2227 | bfa_fcs_rport_update(rport, plogi); |
| 2228 | |
| 2229 | rport->reply_oxid = fchs->ox_id; |
| 2230 | bfa_trc(rport->fcs, rport->reply_oxid); |
| 2231 | |
| 2232 | rport->stats.plogi_rcvd++; |
| 2233 | bfa_sm_send_event(rport, RPSM_EVENT_PLOGI_RCVD); |
| 2234 | } |
| 2235 | |
| 2236 | static int |
| 2237 | wwn_compare(wwn_t wwn1, wwn_t wwn2) |
| 2238 | { |
| 2239 | u8 *b1 = (u8 *) &wwn1; |
| 2240 | u8 *b2 = (u8 *) &wwn2; |
| 2241 | int i; |
| 2242 | |
| 2243 | for (i = 0; i < sizeof(wwn_t); i++) { |
| 2244 | if (b1[i] < b2[i]) |
| 2245 | return -1; |
| 2246 | if (b1[i] > b2[i]) |
| 2247 | return 1; |
| 2248 | } |
| 2249 | return 0; |
| 2250 | } |
| 2251 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2252 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2253 | * Called by bport/vport to handle PLOGI received from an existing |
| 2254 | * remote port. |
| 2255 | */ |
| 2256 | void |
| 2257 | bfa_fcs_rport_plogi(struct bfa_fcs_rport_s *rport, struct fchs_s *rx_fchs, |
| 2258 | struct fc_logi_s *plogi) |
| 2259 | { |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2260 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2261 | * @todo Handle P2P and initiator-initiator. |
| 2262 | */ |
| 2263 | |
| 2264 | bfa_fcs_rport_update(rport, plogi); |
| 2265 | |
| 2266 | rport->reply_oxid = rx_fchs->ox_id; |
| 2267 | bfa_trc(rport->fcs, rport->reply_oxid); |
| 2268 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2269 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2270 | * In Switched fabric topology, |
| 2271 | * PLOGI to each other. If our pwwn is smaller, ignore it, |
| 2272 | * if it is not a well known address. |
| 2273 | * If the link topology is N2N, |
| 2274 | * this Plogi should be accepted. |
| 2275 | */ |
| 2276 | if ((wwn_compare(rport->port->port_cfg.pwwn, rport->pwwn) == -1) && |
| 2277 | (bfa_fcs_fabric_is_switched(rport->port->fabric)) && |
| 2278 | (!BFA_FCS_PID_IS_WKA(rport->pid))) { |
| 2279 | bfa_trc(rport->fcs, rport->pid); |
| 2280 | return; |
| 2281 | } |
| 2282 | |
| 2283 | rport->stats.plogi_rcvd++; |
| 2284 | bfa_sm_send_event(rport, RPSM_EVENT_PLOGI_RCVD); |
| 2285 | } |
| 2286 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2287 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2288 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2289 | * Called by bport/vport to notify SCN for the remote port |
| 2290 | */ |
| 2291 | void |
| 2292 | bfa_fcs_rport_scn(struct bfa_fcs_rport_s *rport) |
| 2293 | { |
| 2294 | rport->stats.rscns++; |
| 2295 | bfa_sm_send_event(rport, RPSM_EVENT_SCN); |
| 2296 | } |
| 2297 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2298 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2299 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2300 | * brief |
| 2301 | * This routine BFA callback for bfa_rport_online() call. |
| 2302 | * |
| 2303 | * param[in] cb_arg - rport struct. |
| 2304 | * |
| 2305 | * return |
| 2306 | * void |
| 2307 | * |
| 2308 | * Special Considerations: |
| 2309 | * |
| 2310 | * note |
| 2311 | */ |
| 2312 | void |
| 2313 | bfa_cb_rport_online(void *cbarg) |
| 2314 | { |
| 2315 | |
| 2316 | struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) cbarg; |
| 2317 | |
| 2318 | bfa_trc(rport->fcs, rport->pwwn); |
| 2319 | bfa_sm_send_event(rport, RPSM_EVENT_HCB_ONLINE); |
| 2320 | } |
| 2321 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2322 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2323 | * brief |
| 2324 | * This routine BFA callback for bfa_rport_offline() call. |
| 2325 | * |
| 2326 | * param[in] rport - |
| 2327 | * |
| 2328 | * return |
| 2329 | * void |
| 2330 | * |
| 2331 | * Special Considerations: |
| 2332 | * |
| 2333 | * note |
| 2334 | */ |
| 2335 | void |
| 2336 | bfa_cb_rport_offline(void *cbarg) |
| 2337 | { |
| 2338 | struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) cbarg; |
| 2339 | |
| 2340 | bfa_trc(rport->fcs, rport->pwwn); |
| 2341 | bfa_sm_send_event(rport, RPSM_EVENT_HCB_OFFLINE); |
| 2342 | } |
| 2343 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2344 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2345 | * brief |
| 2346 | * This routine is a static BFA callback when there is a QoS flow_id |
| 2347 | * change notification |
| 2348 | * |
| 2349 | * param[in] rport - |
| 2350 | * |
| 2351 | * return |
| 2352 | * void |
| 2353 | * |
| 2354 | * Special Considerations: |
| 2355 | * |
| 2356 | * note |
| 2357 | */ |
| 2358 | void |
| 2359 | bfa_cb_rport_qos_scn_flowid(void *cbarg, |
| 2360 | struct bfa_rport_qos_attr_s old_qos_attr, |
| 2361 | struct bfa_rport_qos_attr_s new_qos_attr) |
| 2362 | { |
| 2363 | struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) cbarg; |
| 2364 | |
| 2365 | bfa_trc(rport->fcs, rport->pwwn); |
| 2366 | } |
| 2367 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2368 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2369 | * brief |
| 2370 | * This routine is a static BFA callback when there is a QoS priority |
| 2371 | * change notification |
| 2372 | * |
| 2373 | * param[in] rport - |
| 2374 | * |
| 2375 | * return |
| 2376 | * void |
| 2377 | * |
| 2378 | * Special Considerations: |
| 2379 | * |
| 2380 | * note |
| 2381 | */ |
| 2382 | void |
| 2383 | bfa_cb_rport_qos_scn_prio(void *cbarg, |
| 2384 | struct bfa_rport_qos_attr_s old_qos_attr, |
| 2385 | struct bfa_rport_qos_attr_s new_qos_attr) |
| 2386 | { |
| 2387 | struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *) cbarg; |
| 2388 | |
| 2389 | bfa_trc(rport->fcs, rport->pwwn); |
| 2390 | } |
| 2391 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2392 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2393 | * Called to process any unsolicted frames from this remote port |
| 2394 | */ |
| 2395 | void |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2396 | bfa_fcs_rport_uf_recv(struct bfa_fcs_rport_s *rport, |
| 2397 | struct fchs_s *fchs, u16 len) |
| 2398 | { |
| 2399 | struct bfa_fcs_lport_s *port = rport->port; |
| 2400 | struct fc_els_cmd_s *els_cmd; |
| 2401 | |
| 2402 | bfa_trc(rport->fcs, fchs->s_id); |
| 2403 | bfa_trc(rport->fcs, fchs->d_id); |
| 2404 | bfa_trc(rport->fcs, fchs->type); |
| 2405 | |
| 2406 | if (fchs->type != FC_TYPE_ELS) |
| 2407 | return; |
| 2408 | |
| 2409 | els_cmd = (struct fc_els_cmd_s *) (fchs + 1); |
| 2410 | |
| 2411 | bfa_trc(rport->fcs, els_cmd->els_code); |
| 2412 | |
| 2413 | switch (els_cmd->els_code) { |
| 2414 | case FC_ELS_LOGO: |
| 2415 | bfa_stats(port, plogi_rcvd); |
| 2416 | bfa_fcs_rport_process_logo(rport, fchs); |
| 2417 | break; |
| 2418 | |
| 2419 | case FC_ELS_ADISC: |
| 2420 | bfa_stats(port, adisc_rcvd); |
| 2421 | bfa_fcs_rport_process_adisc(rport, fchs, len); |
| 2422 | break; |
| 2423 | |
| 2424 | case FC_ELS_PRLO: |
| 2425 | bfa_stats(port, prlo_rcvd); |
| 2426 | if (bfa_fcs_lport_is_initiator(port)) |
| 2427 | bfa_fcs_fcpim_uf_recv(rport->itnim, fchs, len); |
| 2428 | break; |
| 2429 | |
| 2430 | case FC_ELS_PRLI: |
| 2431 | bfa_stats(port, prli_rcvd); |
| 2432 | bfa_fcs_rport_process_prli(rport, fchs, len); |
| 2433 | break; |
| 2434 | |
| 2435 | case FC_ELS_RPSC: |
| 2436 | bfa_stats(port, rpsc_rcvd); |
| 2437 | bfa_fcs_rport_process_rpsc(rport, fchs, len); |
| 2438 | break; |
| 2439 | |
| 2440 | default: |
| 2441 | bfa_stats(port, un_handled_els_rcvd); |
| 2442 | bfa_fcs_rport_send_ls_rjt(rport, fchs, |
| 2443 | FC_LS_RJT_RSN_CMD_NOT_SUPP, |
| 2444 | FC_LS_RJT_EXP_NO_ADDL_INFO); |
| 2445 | break; |
| 2446 | } |
| 2447 | } |
| 2448 | |
| 2449 | /* send best case acc to prlo */ |
| 2450 | static void |
| 2451 | bfa_fcs_rport_send_prlo_acc(struct bfa_fcs_rport_s *rport) |
| 2452 | { |
| 2453 | struct bfa_fcs_lport_s *port = rport->port; |
| 2454 | struct fchs_s fchs; |
| 2455 | struct bfa_fcxp_s *fcxp; |
| 2456 | int len; |
| 2457 | |
| 2458 | bfa_trc(rport->fcs, rport->pid); |
| 2459 | |
| 2460 | fcxp = bfa_fcs_fcxp_alloc(port->fcs); |
| 2461 | if (!fcxp) |
| 2462 | return; |
| 2463 | len = fc_prlo_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), |
| 2464 | rport->pid, bfa_fcs_lport_get_fcid(port), |
| 2465 | rport->reply_oxid, 0); |
| 2466 | |
| 2467 | bfa_fcxp_send(fcxp, rport->bfa_rport, port->fabric->vf_id, |
| 2468 | port->lp_tag, BFA_FALSE, FC_CLASS_3, len, &fchs, |
| 2469 | NULL, NULL, FC_MAX_PDUSZ, 0); |
| 2470 | } |
| 2471 | |
| 2472 | /* |
| 2473 | * Send a LS reject |
| 2474 | */ |
| 2475 | static void |
| 2476 | bfa_fcs_rport_send_ls_rjt(struct bfa_fcs_rport_s *rport, struct fchs_s *rx_fchs, |
| 2477 | u8 reason_code, u8 reason_code_expl) |
| 2478 | { |
| 2479 | struct bfa_fcs_lport_s *port = rport->port; |
| 2480 | struct fchs_s fchs; |
| 2481 | struct bfa_fcxp_s *fcxp; |
| 2482 | int len; |
| 2483 | |
| 2484 | bfa_trc(rport->fcs, rx_fchs->s_id); |
| 2485 | |
| 2486 | fcxp = bfa_fcs_fcxp_alloc(rport->fcs); |
| 2487 | if (!fcxp) |
| 2488 | return; |
| 2489 | |
| 2490 | len = fc_ls_rjt_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), |
| 2491 | rx_fchs->s_id, bfa_fcs_lport_get_fcid(port), |
| 2492 | rx_fchs->ox_id, reason_code, reason_code_expl); |
| 2493 | |
| 2494 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, |
| 2495 | BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL, |
| 2496 | FC_MAX_PDUSZ, 0); |
| 2497 | } |
| 2498 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2499 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2500 | * Return state of rport. |
| 2501 | */ |
| 2502 | int |
| 2503 | bfa_fcs_rport_get_state(struct bfa_fcs_rport_s *rport) |
| 2504 | { |
| 2505 | return bfa_sm_to_state(rport_sm_table, rport->sm); |
| 2506 | } |
| 2507 | |
Maggie Zhang | f7f7381 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 2508 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2509 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2510 | * brief |
| 2511 | * Called by the Driver to set rport delete/ageout timeout |
| 2512 | * |
| 2513 | * param[in] rport timeout value in seconds. |
| 2514 | * |
| 2515 | * return None |
| 2516 | */ |
| 2517 | void |
| 2518 | bfa_fcs_rport_set_del_timeout(u8 rport_tmo) |
| 2519 | { |
| 2520 | /* convert to Millisecs */ |
| 2521 | if (rport_tmo > 0) |
| 2522 | bfa_fcs_rport_del_timeout = rport_tmo * 1000; |
| 2523 | } |
| 2524 | void |
Maggie | 50444a3 | 2010-11-29 18:26:32 -0800 | [diff] [blame] | 2525 | bfa_fcs_rport_prlo(struct bfa_fcs_rport_s *rport, __be16 ox_id) |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2526 | { |
| 2527 | bfa_trc(rport->fcs, rport->pid); |
| 2528 | |
| 2529 | rport->prlo = BFA_TRUE; |
| 2530 | rport->reply_oxid = ox_id; |
| 2531 | bfa_sm_send_event(rport, RPSM_EVENT_PRLO_RCVD); |
| 2532 | } |
| 2533 | |
| 2534 | |
| 2535 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2536 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2537 | * Remote port implementation. |
| 2538 | */ |
| 2539 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2540 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2541 | * fcs_rport_api FCS rport API. |
| 2542 | */ |
| 2543 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2544 | struct bfa_fcs_rport_s * |
| 2545 | bfa_fcs_rport_lookup(struct bfa_fcs_lport_s *port, wwn_t rpwwn) |
| 2546 | { |
| 2547 | struct bfa_fcs_rport_s *rport; |
| 2548 | |
| 2549 | rport = bfa_fcs_lport_get_rport_by_pwwn(port, rpwwn); |
| 2550 | if (rport == NULL) { |
| 2551 | /* |
| 2552 | * TBD Error handling |
| 2553 | */ |
| 2554 | } |
| 2555 | |
| 2556 | return rport; |
| 2557 | } |
| 2558 | |
| 2559 | struct bfa_fcs_rport_s * |
| 2560 | bfa_fcs_rport_lookup_by_nwwn(struct bfa_fcs_lport_s *port, wwn_t rnwwn) |
| 2561 | { |
| 2562 | struct bfa_fcs_rport_s *rport; |
| 2563 | |
| 2564 | rport = bfa_fcs_lport_get_rport_by_nwwn(port, rnwwn); |
| 2565 | if (rport == NULL) { |
| 2566 | /* |
| 2567 | * TBD Error handling |
| 2568 | */ |
| 2569 | } |
| 2570 | |
| 2571 | return rport; |
| 2572 | } |
| 2573 | |
| 2574 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2575 | * Remote port features (RPF) implementation. |
| 2576 | */ |
| 2577 | |
| 2578 | #define BFA_FCS_RPF_RETRIES (3) |
| 2579 | #define BFA_FCS_RPF_RETRY_TIMEOUT (1000) /* 1 sec (In millisecs) */ |
| 2580 | |
| 2581 | static void bfa_fcs_rpf_send_rpsc2(void *rport_cbarg, |
| 2582 | struct bfa_fcxp_s *fcxp_alloced); |
| 2583 | static void bfa_fcs_rpf_rpsc2_response(void *fcsarg, |
| 2584 | struct bfa_fcxp_s *fcxp, |
| 2585 | void *cbarg, |
| 2586 | bfa_status_t req_status, |
| 2587 | u32 rsp_len, |
| 2588 | u32 resid_len, |
| 2589 | struct fchs_s *rsp_fchs); |
| 2590 | |
| 2591 | static void bfa_fcs_rpf_timeout(void *arg); |
| 2592 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2593 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2594 | * fcs_rport_ftrs_sm FCS rport state machine events |
| 2595 | */ |
| 2596 | |
| 2597 | enum rpf_event { |
| 2598 | RPFSM_EVENT_RPORT_OFFLINE = 1, /* Rport offline */ |
| 2599 | RPFSM_EVENT_RPORT_ONLINE = 2, /* Rport online */ |
| 2600 | RPFSM_EVENT_FCXP_SENT = 3, /* Frame from has been sent */ |
| 2601 | RPFSM_EVENT_TIMEOUT = 4, /* Rport SM timeout event */ |
| 2602 | RPFSM_EVENT_RPSC_COMP = 5, |
| 2603 | RPFSM_EVENT_RPSC_FAIL = 6, |
| 2604 | RPFSM_EVENT_RPSC_ERROR = 7, |
| 2605 | }; |
| 2606 | |
| 2607 | static void bfa_fcs_rpf_sm_uninit(struct bfa_fcs_rpf_s *rpf, |
| 2608 | enum rpf_event event); |
| 2609 | static void bfa_fcs_rpf_sm_rpsc_sending(struct bfa_fcs_rpf_s *rpf, |
| 2610 | enum rpf_event event); |
| 2611 | static void bfa_fcs_rpf_sm_rpsc(struct bfa_fcs_rpf_s *rpf, |
| 2612 | enum rpf_event event); |
| 2613 | static void bfa_fcs_rpf_sm_rpsc_retry(struct bfa_fcs_rpf_s *rpf, |
| 2614 | enum rpf_event event); |
| 2615 | static void bfa_fcs_rpf_sm_offline(struct bfa_fcs_rpf_s *rpf, |
| 2616 | enum rpf_event event); |
| 2617 | static void bfa_fcs_rpf_sm_online(struct bfa_fcs_rpf_s *rpf, |
| 2618 | enum rpf_event event); |
| 2619 | |
| 2620 | static void |
| 2621 | bfa_fcs_rpf_sm_uninit(struct bfa_fcs_rpf_s *rpf, enum rpf_event event) |
| 2622 | { |
| 2623 | struct bfa_fcs_rport_s *rport = rpf->rport; |
| 2624 | struct bfa_fcs_fabric_s *fabric = &rport->fcs->fabric; |
| 2625 | |
| 2626 | bfa_trc(rport->fcs, rport->pwwn); |
| 2627 | bfa_trc(rport->fcs, rport->pid); |
| 2628 | bfa_trc(rport->fcs, event); |
| 2629 | |
| 2630 | switch (event) { |
| 2631 | case RPFSM_EVENT_RPORT_ONLINE: |
| 2632 | /* Send RPSC2 to a Brocade fabric only. */ |
| 2633 | if ((!BFA_FCS_PID_IS_WKA(rport->pid)) && |
Maggie Zhang | f7f7381 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 2634 | ((rport->port->fabric->lps->brcd_switch) || |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2635 | (bfa_fcs_fabric_get_switch_oui(fabric) == |
| 2636 | BFA_FCS_BRCD_SWITCH_OUI))) { |
| 2637 | bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_rpsc_sending); |
| 2638 | rpf->rpsc_retries = 0; |
| 2639 | bfa_fcs_rpf_send_rpsc2(rpf, NULL); |
| 2640 | } |
| 2641 | break; |
| 2642 | |
| 2643 | case RPFSM_EVENT_RPORT_OFFLINE: |
| 2644 | break; |
| 2645 | |
| 2646 | default: |
| 2647 | bfa_sm_fault(rport->fcs, event); |
| 2648 | } |
| 2649 | } |
| 2650 | |
| 2651 | static void |
| 2652 | bfa_fcs_rpf_sm_rpsc_sending(struct bfa_fcs_rpf_s *rpf, enum rpf_event event) |
| 2653 | { |
| 2654 | struct bfa_fcs_rport_s *rport = rpf->rport; |
| 2655 | |
| 2656 | bfa_trc(rport->fcs, event); |
| 2657 | |
| 2658 | switch (event) { |
| 2659 | case RPFSM_EVENT_FCXP_SENT: |
| 2660 | bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_rpsc); |
| 2661 | break; |
| 2662 | |
| 2663 | case RPFSM_EVENT_RPORT_OFFLINE: |
| 2664 | bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_offline); |
| 2665 | bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rpf->fcxp_wqe); |
| 2666 | rpf->rpsc_retries = 0; |
| 2667 | break; |
| 2668 | |
| 2669 | default: |
| 2670 | bfa_sm_fault(rport->fcs, event); |
| 2671 | } |
| 2672 | } |
| 2673 | |
| 2674 | static void |
| 2675 | bfa_fcs_rpf_sm_rpsc(struct bfa_fcs_rpf_s *rpf, enum rpf_event event) |
| 2676 | { |
| 2677 | struct bfa_fcs_rport_s *rport = rpf->rport; |
| 2678 | |
| 2679 | bfa_trc(rport->fcs, rport->pid); |
| 2680 | bfa_trc(rport->fcs, event); |
| 2681 | |
| 2682 | switch (event) { |
| 2683 | case RPFSM_EVENT_RPSC_COMP: |
| 2684 | bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_online); |
| 2685 | /* Update speed info in f/w via BFA */ |
| 2686 | if (rpf->rpsc_speed != BFA_PORT_SPEED_UNKNOWN) |
| 2687 | bfa_rport_speed(rport->bfa_rport, rpf->rpsc_speed); |
| 2688 | else if (rpf->assigned_speed != BFA_PORT_SPEED_UNKNOWN) |
| 2689 | bfa_rport_speed(rport->bfa_rport, rpf->assigned_speed); |
| 2690 | break; |
| 2691 | |
| 2692 | case RPFSM_EVENT_RPSC_FAIL: |
| 2693 | /* RPSC not supported by rport */ |
| 2694 | bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_online); |
| 2695 | break; |
| 2696 | |
| 2697 | case RPFSM_EVENT_RPSC_ERROR: |
| 2698 | /* need to retry...delayed a bit. */ |
| 2699 | if (rpf->rpsc_retries++ < BFA_FCS_RPF_RETRIES) { |
| 2700 | bfa_timer_start(rport->fcs->bfa, &rpf->timer, |
| 2701 | bfa_fcs_rpf_timeout, rpf, |
| 2702 | BFA_FCS_RPF_RETRY_TIMEOUT); |
| 2703 | bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_rpsc_retry); |
| 2704 | } else { |
| 2705 | bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_online); |
| 2706 | } |
| 2707 | break; |
| 2708 | |
| 2709 | case RPFSM_EVENT_RPORT_OFFLINE: |
| 2710 | bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_offline); |
| 2711 | bfa_fcxp_discard(rpf->fcxp); |
| 2712 | rpf->rpsc_retries = 0; |
| 2713 | break; |
| 2714 | |
| 2715 | default: |
| 2716 | bfa_sm_fault(rport->fcs, event); |
| 2717 | } |
| 2718 | } |
| 2719 | |
| 2720 | static void |
| 2721 | bfa_fcs_rpf_sm_rpsc_retry(struct bfa_fcs_rpf_s *rpf, enum rpf_event event) |
| 2722 | { |
| 2723 | struct bfa_fcs_rport_s *rport = rpf->rport; |
| 2724 | |
| 2725 | bfa_trc(rport->fcs, rport->pid); |
| 2726 | bfa_trc(rport->fcs, event); |
| 2727 | |
| 2728 | switch (event) { |
| 2729 | case RPFSM_EVENT_TIMEOUT: |
| 2730 | /* re-send the RPSC */ |
| 2731 | bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_rpsc_sending); |
| 2732 | bfa_fcs_rpf_send_rpsc2(rpf, NULL); |
| 2733 | break; |
| 2734 | |
| 2735 | case RPFSM_EVENT_RPORT_OFFLINE: |
| 2736 | bfa_timer_stop(&rpf->timer); |
| 2737 | bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_offline); |
| 2738 | rpf->rpsc_retries = 0; |
| 2739 | break; |
| 2740 | |
| 2741 | default: |
| 2742 | bfa_sm_fault(rport->fcs, event); |
| 2743 | } |
| 2744 | } |
| 2745 | |
| 2746 | static void |
| 2747 | bfa_fcs_rpf_sm_online(struct bfa_fcs_rpf_s *rpf, enum rpf_event event) |
| 2748 | { |
| 2749 | struct bfa_fcs_rport_s *rport = rpf->rport; |
| 2750 | |
| 2751 | bfa_trc(rport->fcs, rport->pwwn); |
| 2752 | bfa_trc(rport->fcs, rport->pid); |
| 2753 | bfa_trc(rport->fcs, event); |
| 2754 | |
| 2755 | switch (event) { |
| 2756 | case RPFSM_EVENT_RPORT_OFFLINE: |
| 2757 | bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_offline); |
| 2758 | rpf->rpsc_retries = 0; |
| 2759 | break; |
| 2760 | |
| 2761 | default: |
| 2762 | bfa_sm_fault(rport->fcs, event); |
| 2763 | } |
| 2764 | } |
| 2765 | |
| 2766 | static void |
| 2767 | bfa_fcs_rpf_sm_offline(struct bfa_fcs_rpf_s *rpf, enum rpf_event event) |
| 2768 | { |
| 2769 | struct bfa_fcs_rport_s *rport = rpf->rport; |
| 2770 | |
| 2771 | bfa_trc(rport->fcs, rport->pwwn); |
| 2772 | bfa_trc(rport->fcs, rport->pid); |
| 2773 | bfa_trc(rport->fcs, event); |
| 2774 | |
| 2775 | switch (event) { |
| 2776 | case RPFSM_EVENT_RPORT_ONLINE: |
| 2777 | bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_rpsc_sending); |
| 2778 | bfa_fcs_rpf_send_rpsc2(rpf, NULL); |
| 2779 | break; |
| 2780 | |
| 2781 | case RPFSM_EVENT_RPORT_OFFLINE: |
| 2782 | break; |
| 2783 | |
| 2784 | default: |
| 2785 | bfa_sm_fault(rport->fcs, event); |
| 2786 | } |
| 2787 | } |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2788 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2789 | * Called when Rport is created. |
| 2790 | */ |
| 2791 | void |
| 2792 | bfa_fcs_rpf_init(struct bfa_fcs_rport_s *rport) |
| 2793 | { |
| 2794 | struct bfa_fcs_rpf_s *rpf = &rport->rpf; |
| 2795 | |
| 2796 | bfa_trc(rport->fcs, rport->pid); |
| 2797 | rpf->rport = rport; |
| 2798 | |
| 2799 | bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_uninit); |
| 2800 | } |
| 2801 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2802 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2803 | * Called when Rport becomes online |
| 2804 | */ |
| 2805 | void |
| 2806 | bfa_fcs_rpf_rport_online(struct bfa_fcs_rport_s *rport) |
| 2807 | { |
| 2808 | bfa_trc(rport->fcs, rport->pid); |
| 2809 | |
| 2810 | if (__fcs_min_cfg(rport->port->fcs)) |
| 2811 | return; |
| 2812 | |
| 2813 | if (bfa_fcs_fabric_is_switched(rport->port->fabric)) |
| 2814 | bfa_sm_send_event(&rport->rpf, RPFSM_EVENT_RPORT_ONLINE); |
| 2815 | } |
| 2816 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2817 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2818 | * Called when Rport becomes offline |
| 2819 | */ |
| 2820 | void |
| 2821 | bfa_fcs_rpf_rport_offline(struct bfa_fcs_rport_s *rport) |
| 2822 | { |
| 2823 | bfa_trc(rport->fcs, rport->pid); |
| 2824 | |
| 2825 | if (__fcs_min_cfg(rport->port->fcs)) |
| 2826 | return; |
| 2827 | |
| 2828 | rport->rpf.rpsc_speed = 0; |
| 2829 | bfa_sm_send_event(&rport->rpf, RPFSM_EVENT_RPORT_OFFLINE); |
| 2830 | } |
| 2831 | |
| 2832 | static void |
| 2833 | bfa_fcs_rpf_timeout(void *arg) |
| 2834 | { |
| 2835 | struct bfa_fcs_rpf_s *rpf = (struct bfa_fcs_rpf_s *) arg; |
| 2836 | struct bfa_fcs_rport_s *rport = rpf->rport; |
| 2837 | |
| 2838 | bfa_trc(rport->fcs, rport->pid); |
| 2839 | bfa_sm_send_event(rpf, RPFSM_EVENT_TIMEOUT); |
| 2840 | } |
| 2841 | |
| 2842 | static void |
| 2843 | bfa_fcs_rpf_send_rpsc2(void *rpf_cbarg, struct bfa_fcxp_s *fcxp_alloced) |
| 2844 | { |
| 2845 | struct bfa_fcs_rpf_s *rpf = (struct bfa_fcs_rpf_s *)rpf_cbarg; |
| 2846 | struct bfa_fcs_rport_s *rport = rpf->rport; |
| 2847 | struct bfa_fcs_lport_s *port = rport->port; |
| 2848 | struct fchs_s fchs; |
| 2849 | int len; |
| 2850 | struct bfa_fcxp_s *fcxp; |
| 2851 | |
| 2852 | bfa_trc(rport->fcs, rport->pwwn); |
| 2853 | |
| 2854 | fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs); |
| 2855 | if (!fcxp) { |
| 2856 | bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &rpf->fcxp_wqe, |
| 2857 | bfa_fcs_rpf_send_rpsc2, rpf); |
| 2858 | return; |
| 2859 | } |
| 2860 | rpf->fcxp = fcxp; |
| 2861 | |
| 2862 | len = fc_rpsc2_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rport->pid, |
| 2863 | bfa_fcs_lport_get_fcid(port), &rport->pid, 1); |
| 2864 | |
| 2865 | bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, |
| 2866 | FC_CLASS_3, len, &fchs, bfa_fcs_rpf_rpsc2_response, |
| 2867 | rpf, FC_MAX_PDUSZ, FC_ELS_TOV); |
| 2868 | rport->stats.rpsc_sent++; |
| 2869 | bfa_sm_send_event(rpf, RPFSM_EVENT_FCXP_SENT); |
| 2870 | |
| 2871 | } |
| 2872 | |
| 2873 | static void |
| 2874 | bfa_fcs_rpf_rpsc2_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg, |
| 2875 | bfa_status_t req_status, u32 rsp_len, |
| 2876 | u32 resid_len, struct fchs_s *rsp_fchs) |
| 2877 | { |
| 2878 | struct bfa_fcs_rpf_s *rpf = (struct bfa_fcs_rpf_s *) cbarg; |
| 2879 | struct bfa_fcs_rport_s *rport = rpf->rport; |
| 2880 | struct fc_ls_rjt_s *ls_rjt; |
| 2881 | struct fc_rpsc2_acc_s *rpsc2_acc; |
| 2882 | u16 num_ents; |
| 2883 | |
| 2884 | bfa_trc(rport->fcs, req_status); |
| 2885 | |
| 2886 | if (req_status != BFA_STATUS_OK) { |
| 2887 | bfa_trc(rport->fcs, req_status); |
| 2888 | if (req_status == BFA_STATUS_ETIMER) |
| 2889 | rport->stats.rpsc_failed++; |
| 2890 | bfa_sm_send_event(rpf, RPFSM_EVENT_RPSC_ERROR); |
| 2891 | return; |
| 2892 | } |
| 2893 | |
| 2894 | rpsc2_acc = (struct fc_rpsc2_acc_s *) BFA_FCXP_RSP_PLD(fcxp); |
| 2895 | if (rpsc2_acc->els_cmd == FC_ELS_ACC) { |
| 2896 | rport->stats.rpsc_accs++; |
Jing Huang | ba816ea | 2010-10-18 17:10:50 -0700 | [diff] [blame] | 2897 | num_ents = be16_to_cpu(rpsc2_acc->num_pids); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2898 | bfa_trc(rport->fcs, num_ents); |
| 2899 | if (num_ents > 0) { |
Jing Huang | d4b671c | 2010-12-26 21:46:35 -0800 | [diff] [blame] | 2900 | WARN_ON(rpsc2_acc->port_info[0].pid == rport->pid); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2901 | bfa_trc(rport->fcs, |
Jing Huang | ba816ea | 2010-10-18 17:10:50 -0700 | [diff] [blame] | 2902 | be16_to_cpu(rpsc2_acc->port_info[0].pid)); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2903 | bfa_trc(rport->fcs, |
Jing Huang | ba816ea | 2010-10-18 17:10:50 -0700 | [diff] [blame] | 2904 | be16_to_cpu(rpsc2_acc->port_info[0].speed)); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2905 | bfa_trc(rport->fcs, |
Jing Huang | ba816ea | 2010-10-18 17:10:50 -0700 | [diff] [blame] | 2906 | be16_to_cpu(rpsc2_acc->port_info[0].index)); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2907 | bfa_trc(rport->fcs, |
| 2908 | rpsc2_acc->port_info[0].type); |
| 2909 | |
| 2910 | if (rpsc2_acc->port_info[0].speed == 0) { |
| 2911 | bfa_sm_send_event(rpf, RPFSM_EVENT_RPSC_ERROR); |
| 2912 | return; |
| 2913 | } |
| 2914 | |
| 2915 | rpf->rpsc_speed = fc_rpsc_operspeed_to_bfa_speed( |
Jing Huang | ba816ea | 2010-10-18 17:10:50 -0700 | [diff] [blame] | 2916 | be16_to_cpu(rpsc2_acc->port_info[0].speed)); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2917 | |
| 2918 | bfa_sm_send_event(rpf, RPFSM_EVENT_RPSC_COMP); |
| 2919 | } |
| 2920 | } else { |
| 2921 | ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp); |
| 2922 | bfa_trc(rport->fcs, ls_rjt->reason_code); |
| 2923 | bfa_trc(rport->fcs, ls_rjt->reason_code_expl); |
| 2924 | rport->stats.rpsc_rejects++; |
| 2925 | if (ls_rjt->reason_code == FC_LS_RJT_RSN_CMD_NOT_SUPP) |
| 2926 | bfa_sm_send_event(rpf, RPFSM_EVENT_RPSC_FAIL); |
| 2927 | else |
| 2928 | bfa_sm_send_event(rpf, RPFSM_EVENT_RPSC_ERROR); |
| 2929 | } |
| 2930 | } |