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 18 #ifndef __BFA_FCS_H__ 19 #define __BFA_FCS_H__ 20 21 #include "bfa_cs.h" 22 #include "bfa_defs.h" 23 #include "bfa_defs_fcs.h" 24 #include "bfa_modules.h" 25 #include "bfa_fc.h" 26 27 #define BFA_FCS_OS_STR_LEN 64 28 29 /* 30 * !!! Only append to the enums defined here to avoid any versioning 31 * !!! needed between trace utility and driver version 32 */ 33 enum { 34 BFA_TRC_FCS_FCS = 1, 35 BFA_TRC_FCS_PORT = 2, 36 BFA_TRC_FCS_RPORT = 3, 37 BFA_TRC_FCS_FCPIM = 4, 38 }; 39 40 41 struct bfa_fcs_s; 42 43 #define __fcs_min_cfg(__fcs) ((__fcs)->min_cfg) 44 void bfa_fcs_modexit_comp(struct bfa_fcs_s *fcs); 45 46 #define BFA_FCS_BRCD_SWITCH_OUI 0x051e 47 #define N2N_LOCAL_PID 0x010000 48 #define N2N_REMOTE_PID 0x020000 49 #define BFA_FCS_RETRY_TIMEOUT 2000 50 #define BFA_FCS_PID_IS_WKA(pid) ((bfa_os_ntoh3b(pid) > 0xFFF000) ? 1 : 0) 51 52 53 54 struct bfa_fcs_lport_ns_s { 55 bfa_sm_t sm; /* state machine */ 56 struct bfa_timer_s timer; 57 struct bfa_fcs_lport_s *port; /* parent port */ 58 struct bfa_fcxp_s *fcxp; 59 struct bfa_fcxp_wqe_s fcxp_wqe; 60 }; 61 62 63 struct bfa_fcs_lport_scn_s { 64 bfa_sm_t sm; /* state machine */ 65 struct bfa_timer_s timer; 66 struct bfa_fcs_lport_s *port; /* parent port */ 67 struct bfa_fcxp_s *fcxp; 68 struct bfa_fcxp_wqe_s fcxp_wqe; 69 }; 70 71 72 struct bfa_fcs_lport_fdmi_s { 73 bfa_sm_t sm; /* state machine */ 74 struct bfa_timer_s timer; 75 struct bfa_fcs_lport_ms_s *ms; /* parent ms */ 76 struct bfa_fcxp_s *fcxp; 77 struct bfa_fcxp_wqe_s fcxp_wqe; 78 u8 retry_cnt; /* retry count */ 79 u8 rsvd[3]; 80 }; 81 82 83 struct bfa_fcs_lport_ms_s { 84 bfa_sm_t sm; /* state machine */ 85 struct bfa_timer_s timer; 86 struct bfa_fcs_lport_s *port; /* parent port */ 87 struct bfa_fcxp_s *fcxp; 88 struct bfa_fcxp_wqe_s fcxp_wqe; 89 struct bfa_fcs_lport_fdmi_s fdmi; /* FDMI component of MS */ 90 u8 retry_cnt; /* retry count */ 91 u8 rsvd[3]; 92 }; 93 94 95 struct bfa_fcs_lport_fab_s { 96 struct bfa_fcs_lport_ns_s ns; /* NS component of port */ 97 struct bfa_fcs_lport_scn_s scn; /* scn component of port */ 98 struct bfa_fcs_lport_ms_s ms; /* MS component of port */ 99 }; 100 101 #define MAX_ALPA_COUNT 127 102 103 struct bfa_fcs_lport_loop_s { 104 u8 num_alpa; /* Num of ALPA entries in the map */ 105 u8 alpa_pos_map[MAX_ALPA_COUNT]; /* ALPA Positional 106 *Map */ 107 struct bfa_fcs_lport_s *port; /* parent port */ 108 }; 109 110 struct bfa_fcs_lport_n2n_s { 111 u32 rsvd; 112 u16 reply_oxid; /* ox_id from the req flogi to be 113 *used in flogi acc */ 114 wwn_t rem_port_wwn; /* Attached port's wwn */ 115 }; 116 117 118 union bfa_fcs_lport_topo_u { 119 struct bfa_fcs_lport_fab_s pfab; 120 struct bfa_fcs_lport_loop_s ploop; 121 struct bfa_fcs_lport_n2n_s pn2n; 122 }; 123 124 125 struct bfa_fcs_lport_s { 126 struct list_head qe; /* used by port/vport */ 127 bfa_sm_t sm; /* state machine */ 128 struct bfa_fcs_fabric_s *fabric; /* parent fabric */ 129 struct bfa_lport_cfg_s port_cfg; /* port configuration */ 130 struct bfa_timer_s link_timer; /* timer for link offline */ 131 u32 pid:24; /* FC address */ 132 u8 lp_tag; /* lport tag */ 133 u16 num_rports; /* Num of r-ports */ 134 struct list_head rport_q; /* queue of discovered r-ports */ 135 struct bfa_fcs_s *fcs; /* FCS instance */ 136 union bfa_fcs_lport_topo_u port_topo; /* fabric/loop/n2n details */ 137 struct bfad_port_s *bfad_port; /* driver peer instance */ 138 struct bfa_fcs_vport_s *vport; /* NULL for base ports */ 139 struct bfa_fcxp_s *fcxp; 140 struct bfa_fcxp_wqe_s fcxp_wqe; 141 struct bfa_lport_stats_s stats; 142 struct bfa_wc_s wc; /* waiting counter for events */ 143 }; 144 #define BFA_FCS_GET_HAL_FROM_PORT(port) (port->fcs->bfa) 145 #define BFA_FCS_GET_NS_FROM_PORT(port) (&port->port_topo.pfab.ns) 146 #define BFA_FCS_GET_SCN_FROM_PORT(port) (&port->port_topo.pfab.scn) 147 #define BFA_FCS_GET_MS_FROM_PORT(port) (&port->port_topo.pfab.ms) 148 #define BFA_FCS_GET_FDMI_FROM_PORT(port) (&port->port_topo.pfab.ms.fdmi) 149 #define BFA_FCS_VPORT_IS_INITIATOR_MODE(port) \ 150 (port->port_cfg.roles & BFA_LPORT_ROLE_FCP_IM) 151 152 /* 153 * forward declaration 154 */ 155 struct bfad_vf_s; 156 157 enum bfa_fcs_fabric_type { 158 BFA_FCS_FABRIC_UNKNOWN = 0, 159 BFA_FCS_FABRIC_SWITCHED = 1, 160 BFA_FCS_FABRIC_N2N = 2, 161 }; 162 163 164 struct bfa_fcs_fabric_s { 165 struct list_head qe; /* queue element */ 166 bfa_sm_t sm; /* state machine */ 167 struct bfa_fcs_s *fcs; /* FCS instance */ 168 struct bfa_fcs_lport_s bport; /* base logical port */ 169 enum bfa_fcs_fabric_type fab_type; /* fabric type */ 170 enum bfa_port_type oper_type; /* current link topology */ 171 u8 is_vf; /* is virtual fabric? */ 172 u8 is_npiv; /* is NPIV supported ? */ 173 u8 is_auth; /* is Security/Auth supported ? */ 174 u16 bb_credit; /* BB credit from fabric */ 175 u16 vf_id; /* virtual fabric ID */ 176 u16 num_vports; /* num vports */ 177 u16 rsvd; 178 struct list_head vport_q; /* queue of virtual ports */ 179 struct list_head vf_q; /* queue of virtual fabrics */ 180 struct bfad_vf_s *vf_drv; /* driver vf structure */ 181 struct bfa_timer_s link_timer; /* Link Failure timer. Vport */ 182 wwn_t fabric_name; /* attached fabric name */ 183 bfa_boolean_t auth_reqd; /* authentication required */ 184 struct bfa_timer_s delay_timer; /* delay timer */ 185 union { 186 u16 swp_vfid;/* switch port VF id */ 187 } event_arg; 188 struct bfa_wc_s wc; /* wait counter for delete */ 189 struct bfa_vf_stats_s stats; /* fabric/vf stats */ 190 struct bfa_lps_s *lps; /* lport login services */ 191 u8 fabric_ip_addr[BFA_FCS_FABRIC_IPADDR_SZ]; 192 /* attached fabric's ip addr */ 193 }; 194 195 #define bfa_fcs_fabric_npiv_capable(__f) ((__f)->is_npiv) 196 #define bfa_fcs_fabric_is_switched(__f) \ 197 ((__f)->fab_type == BFA_FCS_FABRIC_SWITCHED) 198 199 /** 200 * The design calls for a single implementation of base fabric and vf. 201 */ 202 #define bfa_fcs_vf_t struct bfa_fcs_fabric_s 203 204 struct bfa_vf_event_s { 205 u32 undefined; 206 }; 207 208 struct bfa_fcs_s; 209 struct bfa_fcs_fabric_s; 210 211 /* 212 * @todo : need to move to a global config file. 213 * Maximum Rports supported per port (physical/logical). 214 */ 215 #define BFA_FCS_MAX_RPORTS_SUPP 256 /* @todo : tentative value */ 216 217 #define bfa_fcs_lport_t struct bfa_fcs_lport_s 218 219 /** 220 * Symbolic Name related defines 221 * Total bytes 255. 222 * Physical Port's symbolic name 128 bytes. 223 * For Vports, Vport's symbolic name is appended to the Physical port's 224 * Symbolic Name. 225 * 226 * Physical Port's symbolic name Format : (Total 128 bytes) 227 * Adapter Model number/name : 12 bytes 228 * Driver Version : 10 bytes 229 * Host Machine Name : 30 bytes 230 * Host OS Info : 48 bytes 231 * Host OS PATCH Info : 16 bytes 232 * ( remaining 12 bytes reserved to be used for separator) 233 */ 234 #define BFA_FCS_PORT_SYMBNAME_SEPARATOR " | " 235 236 #define BFA_FCS_PORT_SYMBNAME_MODEL_SZ 12 237 #define BFA_FCS_PORT_SYMBNAME_VERSION_SZ 10 238 #define BFA_FCS_PORT_SYMBNAME_MACHINENAME_SZ 30 239 #define BFA_FCS_PORT_SYMBNAME_OSINFO_SZ 48 240 #define BFA_FCS_PORT_SYMBNAME_OSPATCH_SZ 16 241 242 /** 243 * Get FC port ID for a logical port. 244 */ 245 #define bfa_fcs_lport_get_fcid(_lport) ((_lport)->pid) 246 #define bfa_fcs_lport_get_pwwn(_lport) ((_lport)->port_cfg.pwwn) 247 #define bfa_fcs_lport_get_nwwn(_lport) ((_lport)->port_cfg.nwwn) 248 #define bfa_fcs_lport_get_psym_name(_lport) ((_lport)->port_cfg.sym_name) 249 #define bfa_fcs_lport_is_initiator(_lport) \ 250 ((_lport)->port_cfg.roles & BFA_LPORT_ROLE_FCP_IM) 251 #define bfa_fcs_lport_get_nrports(_lport) \ 252 ((_lport) ? (_lport)->num_rports : 0) 253 254 static inline struct bfad_port_s * 255 bfa_fcs_lport_get_drvport(struct bfa_fcs_lport_s *port) 256 { 257 return port->bfad_port; 258 } 259 260 #define bfa_fcs_lport_get_opertype(_lport) ((_lport)->fabric->oper_type) 261 #define bfa_fcs_lport_get_fabric_name(_lport) ((_lport)->fabric->fabric_name) 262 #define bfa_fcs_lport_get_fabric_ipaddr(_lport) \ 263 ((_lport)->fabric->fabric_ip_addr) 264 265 /** 266 * bfa fcs port public functions 267 */ 268 269 bfa_boolean_t bfa_fcs_lport_is_online(struct bfa_fcs_lport_s *port); 270 struct bfa_fcs_lport_s *bfa_fcs_get_base_port(struct bfa_fcs_s *fcs); 271 void bfa_fcs_lport_get_rports(struct bfa_fcs_lport_s *port, 272 wwn_t rport_wwns[], int *nrports); 273 274 wwn_t bfa_fcs_lport_get_rport(struct bfa_fcs_lport_s *port, wwn_t wwn, 275 int index, int nrports, bfa_boolean_t bwwn); 276 277 struct bfa_fcs_lport_s *bfa_fcs_lookup_port(struct bfa_fcs_s *fcs, 278 u16 vf_id, wwn_t lpwwn); 279 280 void bfa_fcs_lport_get_info(struct bfa_fcs_lport_s *port, 281 struct bfa_lport_info_s *port_info); 282 void bfa_fcs_lport_get_attr(struct bfa_fcs_lport_s *port, 283 struct bfa_lport_attr_s *port_attr); 284 void bfa_fcs_lport_get_stats(struct bfa_fcs_lport_s *fcs_port, 285 struct bfa_lport_stats_s *port_stats); 286 void bfa_fcs_lport_clear_stats(struct bfa_fcs_lport_s *fcs_port); 287 enum bfa_port_speed bfa_fcs_lport_get_rport_max_speed( 288 struct bfa_fcs_lport_s *port); 289 290 /* MS FCS routines */ 291 void bfa_fcs_lport_ms_init(struct bfa_fcs_lport_s *port); 292 void bfa_fcs_lport_ms_offline(struct bfa_fcs_lport_s *port); 293 void bfa_fcs_lport_ms_online(struct bfa_fcs_lport_s *port); 294 void bfa_fcs_lport_ms_fabric_rscn(struct bfa_fcs_lport_s *port); 295 296 /* FDMI FCS routines */ 297 void bfa_fcs_lport_fdmi_init(struct bfa_fcs_lport_ms_s *ms); 298 void bfa_fcs_lport_fdmi_offline(struct bfa_fcs_lport_ms_s *ms); 299 void bfa_fcs_lport_fdmi_online(struct bfa_fcs_lport_ms_s *ms); 300 void bfa_fcs_lport_uf_recv(struct bfa_fcs_lport_s *lport, struct fchs_s *fchs, 301 u16 len); 302 void bfa_fcs_lport_attach(struct bfa_fcs_lport_s *lport, struct bfa_fcs_s *fcs, 303 u16 vf_id, struct bfa_fcs_vport_s *vport); 304 void bfa_fcs_lport_init(struct bfa_fcs_lport_s *lport, 305 struct bfa_lport_cfg_s *port_cfg); 306 void bfa_fcs_lport_online(struct bfa_fcs_lport_s *port); 307 void bfa_fcs_lport_offline(struct bfa_fcs_lport_s *port); 308 void bfa_fcs_lport_delete(struct bfa_fcs_lport_s *port); 309 struct bfa_fcs_rport_s *bfa_fcs_lport_get_rport_by_pid( 310 struct bfa_fcs_lport_s *port, u32 pid); 311 struct bfa_fcs_rport_s *bfa_fcs_lport_get_rport_by_pwwn( 312 struct bfa_fcs_lport_s *port, wwn_t pwwn); 313 struct bfa_fcs_rport_s *bfa_fcs_lport_get_rport_by_nwwn( 314 struct bfa_fcs_lport_s *port, wwn_t nwwn); 315 void bfa_fcs_lport_add_rport(struct bfa_fcs_lport_s *port, 316 struct bfa_fcs_rport_s *rport); 317 void bfa_fcs_lport_del_rport(struct bfa_fcs_lport_s *port, 318 struct bfa_fcs_rport_s *rport); 319 void bfa_fcs_lport_modinit(struct bfa_fcs_s *fcs); 320 void bfa_fcs_lport_modexit(struct bfa_fcs_s *fcs); 321 void bfa_fcs_lport_ns_init(struct bfa_fcs_lport_s *vport); 322 void bfa_fcs_lport_ns_offline(struct bfa_fcs_lport_s *vport); 323 void bfa_fcs_lport_ns_online(struct bfa_fcs_lport_s *vport); 324 void bfa_fcs_lport_ns_query(struct bfa_fcs_lport_s *port); 325 void bfa_fcs_lport_scn_init(struct bfa_fcs_lport_s *vport); 326 void bfa_fcs_lport_scn_offline(struct bfa_fcs_lport_s *vport); 327 void bfa_fcs_lport_scn_online(struct bfa_fcs_lport_s *vport); 328 void bfa_fcs_lport_scn_process_rscn(struct bfa_fcs_lport_s *port, 329 struct fchs_s *rx_frame, u32 len); 330 331 struct bfa_fcs_vport_s { 332 struct list_head qe; /* queue elem */ 333 bfa_sm_t sm; /* state machine */ 334 bfa_fcs_lport_t lport; /* logical port */ 335 struct bfa_timer_s timer; 336 struct bfad_vport_s *vport_drv; /* Driver private */ 337 struct bfa_vport_stats_s vport_stats; /* vport statistics */ 338 struct bfa_lps_s *lps; /* Lport login service*/ 339 int fdisc_retries; 340 }; 341 342 #define bfa_fcs_vport_get_port(vport) \ 343 ((struct bfa_fcs_lport_s *)(&vport->port)) 344 345 /** 346 * bfa fcs vport public functions 347 */ 348 bfa_status_t bfa_fcs_vport_create(struct bfa_fcs_vport_s *vport, 349 struct bfa_fcs_s *fcs, u16 vf_id, 350 struct bfa_lport_cfg_s *port_cfg, 351 struct bfad_vport_s *vport_drv); 352 bfa_status_t bfa_fcs_pbc_vport_create(struct bfa_fcs_vport_s *vport, 353 struct bfa_fcs_s *fcs, u16 vf_id, 354 struct bfa_lport_cfg_s *port_cfg, 355 struct bfad_vport_s *vport_drv); 356 bfa_boolean_t bfa_fcs_is_pbc_vport(struct bfa_fcs_vport_s *vport); 357 bfa_status_t bfa_fcs_vport_delete(struct bfa_fcs_vport_s *vport); 358 bfa_status_t bfa_fcs_vport_start(struct bfa_fcs_vport_s *vport); 359 bfa_status_t bfa_fcs_vport_stop(struct bfa_fcs_vport_s *vport); 360 void bfa_fcs_vport_get_attr(struct bfa_fcs_vport_s *vport, 361 struct bfa_vport_attr_s *vport_attr); 362 void bfa_fcs_vport_get_stats(struct bfa_fcs_vport_s *vport, 363 struct bfa_vport_stats_s *vport_stats); 364 void bfa_fcs_vport_clr_stats(struct bfa_fcs_vport_s *vport); 365 struct bfa_fcs_vport_s *bfa_fcs_vport_lookup(struct bfa_fcs_s *fcs, 366 u16 vf_id, wwn_t vpwwn); 367 void bfa_fcs_vport_cleanup(struct bfa_fcs_vport_s *vport); 368 void bfa_fcs_vport_online(struct bfa_fcs_vport_s *vport); 369 void bfa_fcs_vport_offline(struct bfa_fcs_vport_s *vport); 370 void bfa_fcs_vport_delete_comp(struct bfa_fcs_vport_s *vport); 371 void bfa_fcs_vport_fcs_delete(struct bfa_fcs_vport_s *vport); 372 373 #define BFA_FCS_RPORT_DEF_DEL_TIMEOUT 90 /* in secs */ 374 #define BFA_FCS_RPORT_MAX_RETRIES (5) 375 376 /* 377 * forward declarations 378 */ 379 struct bfad_rport_s; 380 381 struct bfa_fcs_itnim_s; 382 struct bfa_fcs_tin_s; 383 struct bfa_fcs_iprp_s; 384 385 /* Rport Features (RPF) */ 386 struct bfa_fcs_rpf_s { 387 bfa_sm_t sm; /* state machine */ 388 struct bfa_fcs_rport_s *rport; /* parent rport */ 389 struct bfa_timer_s timer; /* general purpose timer */ 390 struct bfa_fcxp_s *fcxp; /* FCXP needed for discarding */ 391 struct bfa_fcxp_wqe_s fcxp_wqe; /* fcxp wait queue element */ 392 int rpsc_retries; /* max RPSC retry attempts */ 393 enum bfa_port_speed rpsc_speed; 394 /* Current Speed from RPSC. O if RPSC fails */ 395 enum bfa_port_speed assigned_speed; 396 /** 397 * Speed assigned by the user. will be used if RPSC is 398 * not supported by the rport. 399 */ 400 }; 401 402 struct bfa_fcs_rport_s { 403 struct list_head qe; /* used by port/vport */ 404 struct bfa_fcs_lport_s *port; /* parent FCS port */ 405 struct bfa_fcs_s *fcs; /* fcs instance */ 406 struct bfad_rport_s *rp_drv; /* driver peer instance */ 407 u32 pid; /* port ID of rport */ 408 u16 maxfrsize; /* maximum frame size */ 409 u16 reply_oxid; /* OX_ID of inbound requests */ 410 enum fc_cos fc_cos; /* FC classes of service supp */ 411 bfa_boolean_t cisc; /* CISC capable device */ 412 bfa_boolean_t prlo; /* processing prlo or LOGO */ 413 wwn_t pwwn; /* port wwn of rport */ 414 wwn_t nwwn; /* node wwn of rport */ 415 struct bfa_rport_symname_s psym_name; /* port symbolic name */ 416 bfa_sm_t sm; /* state machine */ 417 struct bfa_timer_s timer; /* general purpose timer */ 418 struct bfa_fcs_itnim_s *itnim; /* ITN initiator mode role */ 419 struct bfa_fcs_tin_s *tin; /* ITN initiator mode role */ 420 struct bfa_fcs_iprp_s *iprp; /* IP/FC role */ 421 struct bfa_rport_s *bfa_rport; /* BFA Rport */ 422 struct bfa_fcxp_s *fcxp; /* FCXP needed for discarding */ 423 int plogi_retries; /* max plogi retry attempts */ 424 int ns_retries; /* max NS query retry attempts */ 425 struct bfa_fcxp_wqe_s fcxp_wqe; /* fcxp wait queue element */ 426 struct bfa_rport_stats_s stats; /* rport stats */ 427 enum bfa_rport_function scsi_function; /* Initiator/Target */ 428 struct bfa_fcs_rpf_s rpf; /* Rport features module */ 429 }; 430 431 static inline struct bfa_rport_s * 432 bfa_fcs_rport_get_halrport(struct bfa_fcs_rport_s *rport) 433 { 434 return rport->bfa_rport; 435 } 436 437 /** 438 * bfa fcs rport API functions 439 */ 440 bfa_status_t bfa_fcs_rport_add(struct bfa_fcs_lport_s *port, wwn_t *pwwn, 441 struct bfa_fcs_rport_s *rport, 442 struct bfad_rport_s *rport_drv); 443 bfa_status_t bfa_fcs_rport_remove(struct bfa_fcs_rport_s *rport); 444 void bfa_fcs_rport_get_attr(struct bfa_fcs_rport_s *rport, 445 struct bfa_rport_attr_s *attr); 446 void bfa_fcs_rport_get_stats(struct bfa_fcs_rport_s *rport, 447 struct bfa_rport_stats_s *stats); 448 void bfa_fcs_rport_clear_stats(struct bfa_fcs_rport_s *rport); 449 struct bfa_fcs_rport_s *bfa_fcs_rport_lookup(struct bfa_fcs_lport_s *port, 450 wwn_t rpwwn); 451 struct bfa_fcs_rport_s *bfa_fcs_rport_lookup_by_nwwn( 452 struct bfa_fcs_lport_s *port, wwn_t rnwwn); 453 void bfa_fcs_rport_set_del_timeout(u8 rport_tmo); 454 455 void bfa_fcs_rport_set_speed(struct bfa_fcs_rport_s *rport, 456 enum bfa_port_speed speed); 457 void bfa_fcs_rport_uf_recv(struct bfa_fcs_rport_s *rport, 458 struct fchs_s *fchs, u16 len); 459 void bfa_fcs_rport_scn(struct bfa_fcs_rport_s *rport); 460 461 struct bfa_fcs_rport_s *bfa_fcs_rport_create(struct bfa_fcs_lport_s *port, 462 u32 pid); 463 void bfa_fcs_rport_delete(struct bfa_fcs_rport_s *rport); 464 void bfa_fcs_rport_online(struct bfa_fcs_rport_s *rport); 465 void bfa_fcs_rport_offline(struct bfa_fcs_rport_s *rport); 466 void bfa_fcs_rport_start(struct bfa_fcs_lport_s *port, struct fchs_s *rx_fchs, 467 struct fc_logi_s *plogi_rsp); 468 void bfa_fcs_rport_plogi_create(struct bfa_fcs_lport_s *port, 469 struct fchs_s *rx_fchs, 470 struct fc_logi_s *plogi); 471 void bfa_fcs_rport_plogi(struct bfa_fcs_rport_s *rport, struct fchs_s *fchs, 472 struct fc_logi_s *plogi); 473 void bfa_fcs_rport_logo_imp(struct bfa_fcs_rport_s *rport); 474 void bfa_fcs_rport_prlo(struct bfa_fcs_rport_s *rport, u16 ox_id); 475 476 void bfa_fcs_rport_itnim_ack(struct bfa_fcs_rport_s *rport); 477 void bfa_fcs_rport_itntm_ack(struct bfa_fcs_rport_s *rport); 478 void bfa_fcs_rport_fcptm_offline_done(struct bfa_fcs_rport_s *rport); 479 int bfa_fcs_rport_get_state(struct bfa_fcs_rport_s *rport); 480 struct bfa_fcs_rport_s *bfa_fcs_rport_create_by_wwn( 481 struct bfa_fcs_lport_s *port, wwn_t wwn); 482 void bfa_fcs_rpf_init(struct bfa_fcs_rport_s *rport); 483 void bfa_fcs_rpf_rport_online(struct bfa_fcs_rport_s *rport); 484 void bfa_fcs_rpf_rport_offline(struct bfa_fcs_rport_s *rport); 485 486 /* 487 * forward declarations 488 */ 489 struct bfad_itnim_s; 490 491 struct bfa_fcs_itnim_s { 492 bfa_sm_t sm; /* state machine */ 493 struct bfa_fcs_rport_s *rport; /* parent remote rport */ 494 struct bfad_itnim_s *itnim_drv; /* driver peer instance */ 495 struct bfa_fcs_s *fcs; /* fcs instance */ 496 struct bfa_timer_s timer; /* timer functions */ 497 struct bfa_itnim_s *bfa_itnim; /* BFA itnim struct */ 498 u32 prli_retries; /* max prli retry attempts */ 499 bfa_boolean_t seq_rec; /* seq recovery support */ 500 bfa_boolean_t rec_support; /* REC supported */ 501 bfa_boolean_t conf_comp; /* FCP_CONF support */ 502 bfa_boolean_t task_retry_id; /* task retry id supp */ 503 struct bfa_fcxp_wqe_s fcxp_wqe; /* wait qelem for fcxp */ 504 struct bfa_fcxp_s *fcxp; /* FCXP in use */ 505 struct bfa_itnim_stats_s stats; /* itn statistics */ 506 }; 507 #define bfa_fcs_fcxp_alloc(__fcs) \ 508 bfa_fcxp_alloc(NULL, (__fcs)->bfa, 0, 0, NULL, NULL, NULL, NULL) 509 510 #define bfa_fcs_fcxp_alloc_wait(__bfa, __wqe, __alloc_cbfn, __alloc_cbarg) \ 511 bfa_fcxp_alloc_wait(__bfa, __wqe, __alloc_cbfn, __alloc_cbarg, \ 512 NULL, 0, 0, NULL, NULL, NULL, NULL) 513 514 static inline struct bfad_port_s * 515 bfa_fcs_itnim_get_drvport(struct bfa_fcs_itnim_s *itnim) 516 { 517 return itnim->rport->port->bfad_port; 518 } 519 520 521 static inline struct bfa_fcs_lport_s * 522 bfa_fcs_itnim_get_port(struct bfa_fcs_itnim_s *itnim) 523 { 524 return itnim->rport->port; 525 } 526 527 528 static inline wwn_t 529 bfa_fcs_itnim_get_nwwn(struct bfa_fcs_itnim_s *itnim) 530 { 531 return itnim->rport->nwwn; 532 } 533 534 535 static inline wwn_t 536 bfa_fcs_itnim_get_pwwn(struct bfa_fcs_itnim_s *itnim) 537 { 538 return itnim->rport->pwwn; 539 } 540 541 542 static inline u32 543 bfa_fcs_itnim_get_fcid(struct bfa_fcs_itnim_s *itnim) 544 { 545 return itnim->rport->pid; 546 } 547 548 549 static inline u32 550 bfa_fcs_itnim_get_maxfrsize(struct bfa_fcs_itnim_s *itnim) 551 { 552 return itnim->rport->maxfrsize; 553 } 554 555 556 static inline enum fc_cos 557 bfa_fcs_itnim_get_cos(struct bfa_fcs_itnim_s *itnim) 558 { 559 return itnim->rport->fc_cos; 560 } 561 562 563 static inline struct bfad_itnim_s * 564 bfa_fcs_itnim_get_drvitn(struct bfa_fcs_itnim_s *itnim) 565 { 566 return itnim->itnim_drv; 567 } 568 569 570 static inline struct bfa_itnim_s * 571 bfa_fcs_itnim_get_halitn(struct bfa_fcs_itnim_s *itnim) 572 { 573 return itnim->bfa_itnim; 574 } 575 576 /** 577 * bfa fcs FCP Initiator mode API functions 578 */ 579 void bfa_fcs_itnim_get_attr(struct bfa_fcs_itnim_s *itnim, 580 struct bfa_itnim_attr_s *attr); 581 void bfa_fcs_itnim_get_stats(struct bfa_fcs_itnim_s *itnim, 582 struct bfa_itnim_stats_s *stats); 583 struct bfa_fcs_itnim_s *bfa_fcs_itnim_lookup(struct bfa_fcs_lport_s *port, 584 wwn_t rpwwn); 585 bfa_status_t bfa_fcs_itnim_attr_get(struct bfa_fcs_lport_s *port, wwn_t rpwwn, 586 struct bfa_itnim_attr_s *attr); 587 bfa_status_t bfa_fcs_itnim_stats_get(struct bfa_fcs_lport_s *port, wwn_t rpwwn, 588 struct bfa_itnim_stats_s *stats); 589 bfa_status_t bfa_fcs_itnim_stats_clear(struct bfa_fcs_lport_s *port, 590 wwn_t rpwwn); 591 struct bfa_fcs_itnim_s *bfa_fcs_itnim_create(struct bfa_fcs_rport_s *rport); 592 void bfa_fcs_itnim_delete(struct bfa_fcs_itnim_s *itnim); 593 void bfa_fcs_itnim_rport_offline(struct bfa_fcs_itnim_s *itnim); 594 void bfa_fcs_itnim_rport_online(struct bfa_fcs_itnim_s *itnim); 595 bfa_status_t bfa_fcs_itnim_get_online_state(struct bfa_fcs_itnim_s *itnim); 596 void bfa_fcs_itnim_is_initiator(struct bfa_fcs_itnim_s *itnim); 597 void bfa_fcs_fcpim_uf_recv(struct bfa_fcs_itnim_s *itnim, 598 struct fchs_s *fchs, u16 len); 599 600 #define BFA_FCS_FDMI_SUPORTED_SPEEDS (FDMI_TRANS_SPEED_1G | \ 601 FDMI_TRANS_SPEED_2G | \ 602 FDMI_TRANS_SPEED_4G | \ 603 FDMI_TRANS_SPEED_8G) 604 605 /* 606 * HBA Attribute Block : BFA internal representation. Note : Some variable 607 * sizes have been trimmed to suit BFA For Ex : Model will be "Brocade". Based 608 * on this the size has been reduced to 16 bytes from the standard's 64 bytes. 609 */ 610 struct bfa_fcs_fdmi_hba_attr_s { 611 wwn_t node_name; 612 u8 manufacturer[64]; 613 u8 serial_num[64]; 614 u8 model[16]; 615 u8 model_desc[256]; 616 u8 hw_version[8]; 617 u8 driver_version[8]; 618 u8 option_rom_ver[BFA_VERSION_LEN]; 619 u8 fw_version[8]; 620 u8 os_name[256]; 621 u32 max_ct_pyld; 622 }; 623 624 /* 625 * Port Attribute Block 626 */ 627 struct bfa_fcs_fdmi_port_attr_s { 628 u8 supp_fc4_types[32]; /* supported FC4 types */ 629 u32 supp_speed; /* supported speed */ 630 u32 curr_speed; /* current Speed */ 631 u32 max_frm_size; /* max frame size */ 632 u8 os_device_name[256]; /* OS device Name */ 633 u8 host_name[256]; /* host name */ 634 }; 635 636 struct bfa_fcs_stats_s { 637 struct { 638 u32 untagged; /* untagged receive frames */ 639 u32 tagged; /* tagged receive frames */ 640 u32 vfid_unknown; /* VF id is unknown */ 641 } uf; 642 }; 643 644 struct bfa_fcs_driver_info_s { 645 u8 version[BFA_VERSION_LEN]; /* Driver Version */ 646 u8 host_machine_name[BFA_FCS_OS_STR_LEN]; 647 u8 host_os_name[BFA_FCS_OS_STR_LEN]; /* OS name and version */ 648 u8 host_os_patch[BFA_FCS_OS_STR_LEN]; /* patch or service pack */ 649 u8 os_device_name[BFA_FCS_OS_STR_LEN]; /* Driver Device Name */ 650 }; 651 652 struct bfa_fcs_s { 653 struct bfa_s *bfa; /* corresponding BFA bfa instance */ 654 struct bfad_s *bfad; /* corresponding BDA driver instance */ 655 struct bfa_trc_mod_s *trcmod; /* tracing module */ 656 bfa_boolean_t vf_enabled; /* VF mode is enabled */ 657 bfa_boolean_t fdmi_enabled; /* FDMI is enabled */ 658 bfa_boolean_t min_cfg; /* min cfg enabled/disabled */ 659 u16 port_vfid; /* port default VF ID */ 660 struct bfa_fcs_driver_info_s driver_info; 661 struct bfa_fcs_fabric_s fabric; /* base fabric state machine */ 662 struct bfa_fcs_stats_s stats; /* FCS statistics */ 663 struct bfa_wc_s wc; /* waiting counter */ 664 }; 665 666 /* 667 * bfa fcs API functions 668 */ 669 void bfa_fcs_attach(struct bfa_fcs_s *fcs, struct bfa_s *bfa, 670 struct bfad_s *bfad, 671 bfa_boolean_t min_cfg); 672 void bfa_fcs_init(struct bfa_fcs_s *fcs); 673 void bfa_fcs_driver_info_init(struct bfa_fcs_s *fcs, 674 struct bfa_fcs_driver_info_s *driver_info); 675 void bfa_fcs_set_fdmi_param(struct bfa_fcs_s *fcs, bfa_boolean_t fdmi_enable); 676 void bfa_fcs_exit(struct bfa_fcs_s *fcs); 677 void bfa_fcs_trc_init(struct bfa_fcs_s *fcs, struct bfa_trc_mod_s *trcmod); 678 void bfa_fcs_start(struct bfa_fcs_s *fcs); 679 680 /** 681 * bfa fcs vf public functions 682 */ 683 bfa_status_t bfa_fcs_vf_mode_enable(struct bfa_fcs_s *fcs, u16 vf_id); 684 bfa_status_t bfa_fcs_vf_mode_disable(struct bfa_fcs_s *fcs); 685 bfa_status_t bfa_fcs_vf_create(bfa_fcs_vf_t *vf, struct bfa_fcs_s *fcs, 686 u16 vf_id, struct bfa_lport_cfg_s *port_cfg, 687 struct bfad_vf_s *vf_drv); 688 bfa_status_t bfa_fcs_vf_delete(bfa_fcs_vf_t *vf); 689 void bfa_fcs_vf_list(struct bfa_fcs_s *fcs, u16 *vf_ids, int *nvfs); 690 void bfa_fcs_vf_list_all(struct bfa_fcs_s *fcs, u16 *vf_ids, int *nvfs); 691 void bfa_fcs_vf_get_attr(bfa_fcs_vf_t *vf, struct bfa_vf_attr_s *vf_attr); 692 void bfa_fcs_vf_get_stats(bfa_fcs_vf_t *vf, 693 struct bfa_vf_stats_s *vf_stats); 694 void bfa_fcs_vf_clear_stats(bfa_fcs_vf_t *vf); 695 void bfa_fcs_vf_get_ports(bfa_fcs_vf_t *vf, wwn_t vpwwn[], int *nports); 696 bfa_fcs_vf_t *bfa_fcs_vf_lookup(struct bfa_fcs_s *fcs, u16 vf_id); 697 u16 bfa_fcs_fabric_vport_count(struct bfa_fcs_fabric_s *fabric); 698 699 /* 700 * fabric protected interface functions 701 */ 702 void bfa_fcs_fabric_attach(struct bfa_fcs_s *fcs); 703 void bfa_fcs_fabric_modinit(struct bfa_fcs_s *fcs); 704 void bfa_fcs_fabric_modexit(struct bfa_fcs_s *fcs); 705 void bfa_fcs_fabric_modsusp(struct bfa_fcs_s *fcs); 706 void bfa_fcs_fabric_link_up(struct bfa_fcs_fabric_s *fabric); 707 void bfa_fcs_fabric_link_down(struct bfa_fcs_fabric_s *fabric); 708 void bfa_fcs_fabric_addvport(struct bfa_fcs_fabric_s *fabric, 709 struct bfa_fcs_vport_s *vport); 710 void bfa_fcs_fabric_delvport(struct bfa_fcs_fabric_s *fabric, 711 struct bfa_fcs_vport_s *vport); 712 int bfa_fcs_fabric_is_online(struct bfa_fcs_fabric_s *fabric); 713 struct bfa_fcs_vport_s *bfa_fcs_fabric_vport_lookup( 714 struct bfa_fcs_fabric_s *fabric, wwn_t pwwn); 715 void bfa_fcs_fabric_modstart(struct bfa_fcs_s *fcs); 716 void bfa_fcs_fabric_uf_recv(struct bfa_fcs_fabric_s *fabric, 717 struct fchs_s *fchs, u16 len); 718 bfa_boolean_t bfa_fcs_fabric_is_loopback(struct bfa_fcs_fabric_s *fabric); 719 bfa_boolean_t bfa_fcs_fabric_is_auth_failed(struct bfa_fcs_fabric_s *fabric); 720 enum bfa_port_type bfa_fcs_fabric_port_type(struct bfa_fcs_fabric_s *fabric); 721 void bfa_fcs_fabric_psymb_init(struct bfa_fcs_fabric_s *fabric); 722 void bfa_fcs_fabric_port_delete_comp(struct bfa_fcs_fabric_s *fabric); 723 bfa_status_t bfa_fcs_fabric_addvf(struct bfa_fcs_fabric_s *vf, 724 struct bfa_fcs_s *fcs, struct bfa_lport_cfg_s *port_cfg, 725 struct bfad_vf_s *vf_drv); 726 void bfa_fcs_fabric_set_fabric_name(struct bfa_fcs_fabric_s *fabric, 727 wwn_t fabric_name); 728 u16 bfa_fcs_fabric_get_switch_oui(struct bfa_fcs_fabric_s *fabric); 729 void bfa_fcs_uf_attach(struct bfa_fcs_s *fcs); 730 void bfa_fcs_port_attach(struct bfa_fcs_s *fcs); 731 732 /** 733 * BFA FCS callback interfaces 734 */ 735 736 /** 737 * fcb Main fcs callbacks 738 */ 739 740 struct bfad_port_s; 741 struct bfad_vf_s; 742 struct bfad_vport_s; 743 struct bfad_rport_s; 744 745 /** 746 * lport callbacks 747 */ 748 struct bfad_port_s *bfa_fcb_lport_new(struct bfad_s *bfad, 749 struct bfa_fcs_lport_s *port, 750 enum bfa_lport_role roles, 751 struct bfad_vf_s *vf_drv, 752 struct bfad_vport_s *vp_drv); 753 void bfa_fcb_lport_delete(struct bfad_s *bfad, enum bfa_lport_role roles, 754 struct bfad_vf_s *vf_drv, 755 struct bfad_vport_s *vp_drv); 756 757 /** 758 * vport callbacks 759 */ 760 void bfa_fcb_pbc_vport_create(struct bfad_s *bfad, struct bfi_pbc_vport_s); 761 762 /** 763 * rport callbacks 764 */ 765 bfa_status_t bfa_fcb_rport_alloc(struct bfad_s *bfad, 766 struct bfa_fcs_rport_s **rport, 767 struct bfad_rport_s **rport_drv); 768 769 /** 770 * itnim callbacks 771 */ 772 void bfa_fcb_itnim_alloc(struct bfad_s *bfad, struct bfa_fcs_itnim_s **itnim, 773 struct bfad_itnim_s **itnim_drv); 774 void bfa_fcb_itnim_free(struct bfad_s *bfad, 775 struct bfad_itnim_s *itnim_drv); 776 void bfa_fcb_itnim_online(struct bfad_itnim_s *itnim_drv); 777 void bfa_fcb_itnim_offline(struct bfad_itnim_s *itnim_drv); 778 779 #endif /* __BFA_FCS_H__ */ 780