1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * Copyright (c) 2005-2014 Brocade Communications Systems, Inc. 4 * Copyright (c) 2014- QLogic Corporation. 5 * All rights reserved 6 * www.qlogic.com 7 * 8 * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter. 9 */ 10 11 /* 12 * bfa_attr.c Linux driver configuration interface module. 13 */ 14 15 #include "bfad_drv.h" 16 #include "bfad_im.h" 17 18 /* 19 * FC transport template entry, get SCSI target port ID. 20 */ 21 static void bfad_im_get_starget_port_id(struct scsi_target * starget)22 bfad_im_get_starget_port_id(struct scsi_target *starget) 23 { 24 struct Scsi_Host *shost; 25 struct bfad_im_port_s *im_port; 26 struct bfad_s *bfad; 27 struct bfad_itnim_s *itnim = NULL; 28 u32 fc_id = -1; 29 unsigned long flags; 30 31 shost = dev_to_shost(starget->dev.parent); 32 im_port = (struct bfad_im_port_s *) shost->hostdata[0]; 33 bfad = im_port->bfad; 34 spin_lock_irqsave(&bfad->bfad_lock, flags); 35 36 itnim = bfad_get_itnim(im_port, starget->id); 37 if (itnim) 38 fc_id = bfa_fcs_itnim_get_fcid(&itnim->fcs_itnim); 39 40 fc_starget_port_id(starget) = fc_id; 41 spin_unlock_irqrestore(&bfad->bfad_lock, flags); 42 } 43 44 /* 45 * FC transport template entry, get SCSI target nwwn. 46 */ 47 static void bfad_im_get_starget_node_name(struct scsi_target * starget)48 bfad_im_get_starget_node_name(struct scsi_target *starget) 49 { 50 struct Scsi_Host *shost; 51 struct bfad_im_port_s *im_port; 52 struct bfad_s *bfad; 53 struct bfad_itnim_s *itnim = NULL; 54 u64 node_name = 0; 55 unsigned long flags; 56 57 shost = dev_to_shost(starget->dev.parent); 58 im_port = (struct bfad_im_port_s *) shost->hostdata[0]; 59 bfad = im_port->bfad; 60 spin_lock_irqsave(&bfad->bfad_lock, flags); 61 62 itnim = bfad_get_itnim(im_port, starget->id); 63 if (itnim) 64 node_name = bfa_fcs_itnim_get_nwwn(&itnim->fcs_itnim); 65 66 fc_starget_node_name(starget) = cpu_to_be64(node_name); 67 spin_unlock_irqrestore(&bfad->bfad_lock, flags); 68 } 69 70 /* 71 * FC transport template entry, get SCSI target pwwn. 72 */ 73 static void bfad_im_get_starget_port_name(struct scsi_target * starget)74 bfad_im_get_starget_port_name(struct scsi_target *starget) 75 { 76 struct Scsi_Host *shost; 77 struct bfad_im_port_s *im_port; 78 struct bfad_s *bfad; 79 struct bfad_itnim_s *itnim = NULL; 80 u64 port_name = 0; 81 unsigned long flags; 82 83 shost = dev_to_shost(starget->dev.parent); 84 im_port = (struct bfad_im_port_s *) shost->hostdata[0]; 85 bfad = im_port->bfad; 86 spin_lock_irqsave(&bfad->bfad_lock, flags); 87 88 itnim = bfad_get_itnim(im_port, starget->id); 89 if (itnim) 90 port_name = bfa_fcs_itnim_get_pwwn(&itnim->fcs_itnim); 91 92 fc_starget_port_name(starget) = cpu_to_be64(port_name); 93 spin_unlock_irqrestore(&bfad->bfad_lock, flags); 94 } 95 96 /* 97 * FC transport template entry, get SCSI host port ID. 98 */ 99 static void bfad_im_get_host_port_id(struct Scsi_Host * shost)100 bfad_im_get_host_port_id(struct Scsi_Host *shost) 101 { 102 struct bfad_im_port_s *im_port = 103 (struct bfad_im_port_s *) shost->hostdata[0]; 104 struct bfad_port_s *port = im_port->port; 105 106 fc_host_port_id(shost) = 107 bfa_hton3b(bfa_fcs_lport_get_fcid(port->fcs_port)); 108 } 109 110 /* 111 * FC transport template entry, get SCSI host port type. 112 */ 113 static void bfad_im_get_host_port_type(struct Scsi_Host * shost)114 bfad_im_get_host_port_type(struct Scsi_Host *shost) 115 { 116 struct bfad_im_port_s *im_port = 117 (struct bfad_im_port_s *) shost->hostdata[0]; 118 struct bfad_s *bfad = im_port->bfad; 119 struct bfa_lport_attr_s port_attr; 120 121 bfa_fcs_lport_get_attr(&bfad->bfa_fcs.fabric.bport, &port_attr); 122 123 switch (port_attr.port_type) { 124 case BFA_PORT_TYPE_NPORT: 125 fc_host_port_type(shost) = FC_PORTTYPE_NPORT; 126 break; 127 case BFA_PORT_TYPE_NLPORT: 128 fc_host_port_type(shost) = FC_PORTTYPE_NLPORT; 129 break; 130 case BFA_PORT_TYPE_P2P: 131 fc_host_port_type(shost) = FC_PORTTYPE_PTP; 132 break; 133 case BFA_PORT_TYPE_LPORT: 134 fc_host_port_type(shost) = FC_PORTTYPE_LPORT; 135 break; 136 default: 137 fc_host_port_type(shost) = FC_PORTTYPE_UNKNOWN; 138 break; 139 } 140 } 141 142 /* 143 * FC transport template entry, get SCSI host port state. 144 */ 145 static void bfad_im_get_host_port_state(struct Scsi_Host * shost)146 bfad_im_get_host_port_state(struct Scsi_Host *shost) 147 { 148 struct bfad_im_port_s *im_port = 149 (struct bfad_im_port_s *) shost->hostdata[0]; 150 struct bfad_s *bfad = im_port->bfad; 151 struct bfa_port_attr_s attr; 152 153 bfa_fcport_get_attr(&bfad->bfa, &attr); 154 155 switch (attr.port_state) { 156 case BFA_PORT_ST_LINKDOWN: 157 fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN; 158 break; 159 case BFA_PORT_ST_LINKUP: 160 fc_host_port_state(shost) = FC_PORTSTATE_ONLINE; 161 break; 162 case BFA_PORT_ST_DISABLED: 163 case BFA_PORT_ST_STOPPED: 164 case BFA_PORT_ST_IOCDOWN: 165 case BFA_PORT_ST_IOCDIS: 166 fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE; 167 break; 168 case BFA_PORT_ST_UNINIT: 169 case BFA_PORT_ST_ENABLING_QWAIT: 170 case BFA_PORT_ST_ENABLING: 171 case BFA_PORT_ST_DISABLING_QWAIT: 172 case BFA_PORT_ST_DISABLING: 173 default: 174 fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN; 175 break; 176 } 177 } 178 179 /* 180 * FC transport template entry, get SCSI host active fc4s. 181 */ 182 static void bfad_im_get_host_active_fc4s(struct Scsi_Host * shost)183 bfad_im_get_host_active_fc4s(struct Scsi_Host *shost) 184 { 185 struct bfad_im_port_s *im_port = 186 (struct bfad_im_port_s *) shost->hostdata[0]; 187 struct bfad_port_s *port = im_port->port; 188 189 memset(fc_host_active_fc4s(shost), 0, 190 sizeof(fc_host_active_fc4s(shost))); 191 192 if (port->supported_fc4s & BFA_LPORT_ROLE_FCP_IM) 193 fc_host_active_fc4s(shost)[2] = 1; 194 195 fc_host_active_fc4s(shost)[7] = 1; 196 } 197 198 /* 199 * FC transport template entry, get SCSI host link speed. 200 */ 201 static void bfad_im_get_host_speed(struct Scsi_Host * shost)202 bfad_im_get_host_speed(struct Scsi_Host *shost) 203 { 204 struct bfad_im_port_s *im_port = 205 (struct bfad_im_port_s *) shost->hostdata[0]; 206 struct bfad_s *bfad = im_port->bfad; 207 struct bfa_port_attr_s attr; 208 209 bfa_fcport_get_attr(&bfad->bfa, &attr); 210 switch (attr.speed) { 211 case BFA_PORT_SPEED_10GBPS: 212 fc_host_speed(shost) = FC_PORTSPEED_10GBIT; 213 break; 214 case BFA_PORT_SPEED_16GBPS: 215 fc_host_speed(shost) = FC_PORTSPEED_16GBIT; 216 break; 217 case BFA_PORT_SPEED_8GBPS: 218 fc_host_speed(shost) = FC_PORTSPEED_8GBIT; 219 break; 220 case BFA_PORT_SPEED_4GBPS: 221 fc_host_speed(shost) = FC_PORTSPEED_4GBIT; 222 break; 223 case BFA_PORT_SPEED_2GBPS: 224 fc_host_speed(shost) = FC_PORTSPEED_2GBIT; 225 break; 226 case BFA_PORT_SPEED_1GBPS: 227 fc_host_speed(shost) = FC_PORTSPEED_1GBIT; 228 break; 229 default: 230 fc_host_speed(shost) = FC_PORTSPEED_UNKNOWN; 231 break; 232 } 233 } 234 235 /* 236 * FC transport template entry, get SCSI host port type. 237 */ 238 static void bfad_im_get_host_fabric_name(struct Scsi_Host * shost)239 bfad_im_get_host_fabric_name(struct Scsi_Host *shost) 240 { 241 struct bfad_im_port_s *im_port = 242 (struct bfad_im_port_s *) shost->hostdata[0]; 243 struct bfad_port_s *port = im_port->port; 244 wwn_t fabric_nwwn = 0; 245 246 fabric_nwwn = bfa_fcs_lport_get_fabric_name(port->fcs_port); 247 248 fc_host_fabric_name(shost) = cpu_to_be64(fabric_nwwn); 249 250 } 251 252 /* 253 * FC transport template entry, get BFAD statistics. 254 */ 255 static struct fc_host_statistics * bfad_im_get_stats(struct Scsi_Host * shost)256 bfad_im_get_stats(struct Scsi_Host *shost) 257 { 258 struct bfad_im_port_s *im_port = 259 (struct bfad_im_port_s *) shost->hostdata[0]; 260 struct bfad_s *bfad = im_port->bfad; 261 struct bfad_hal_comp fcomp; 262 union bfa_port_stats_u *fcstats; 263 struct fc_host_statistics *hstats; 264 bfa_status_t rc; 265 unsigned long flags; 266 267 fcstats = kzalloc(sizeof(union bfa_port_stats_u), GFP_KERNEL); 268 if (fcstats == NULL) 269 return NULL; 270 271 hstats = &bfad->link_stats; 272 init_completion(&fcomp.comp); 273 spin_lock_irqsave(&bfad->bfad_lock, flags); 274 memset(hstats, 0, sizeof(struct fc_host_statistics)); 275 rc = bfa_port_get_stats(BFA_FCPORT(&bfad->bfa), 276 fcstats, bfad_hcb_comp, &fcomp); 277 spin_unlock_irqrestore(&bfad->bfad_lock, flags); 278 if (rc != BFA_STATUS_OK) { 279 kfree(fcstats); 280 return NULL; 281 } 282 283 wait_for_completion(&fcomp.comp); 284 285 /* Fill the fc_host_statistics structure */ 286 hstats->seconds_since_last_reset = fcstats->fc.secs_reset; 287 hstats->tx_frames = fcstats->fc.tx_frames; 288 hstats->tx_words = fcstats->fc.tx_words; 289 hstats->rx_frames = fcstats->fc.rx_frames; 290 hstats->rx_words = fcstats->fc.rx_words; 291 hstats->lip_count = fcstats->fc.lip_count; 292 hstats->nos_count = fcstats->fc.nos_count; 293 hstats->error_frames = fcstats->fc.error_frames; 294 hstats->dumped_frames = fcstats->fc.dropped_frames; 295 hstats->link_failure_count = fcstats->fc.link_failures; 296 hstats->loss_of_sync_count = fcstats->fc.loss_of_syncs; 297 hstats->loss_of_signal_count = fcstats->fc.loss_of_signals; 298 hstats->prim_seq_protocol_err_count = fcstats->fc.primseq_errs; 299 hstats->invalid_crc_count = fcstats->fc.invalid_crcs; 300 301 kfree(fcstats); 302 return hstats; 303 } 304 305 /* 306 * FC transport template entry, reset BFAD statistics. 307 */ 308 static void bfad_im_reset_stats(struct Scsi_Host * shost)309 bfad_im_reset_stats(struct Scsi_Host *shost) 310 { 311 struct bfad_im_port_s *im_port = 312 (struct bfad_im_port_s *) shost->hostdata[0]; 313 struct bfad_s *bfad = im_port->bfad; 314 struct bfad_hal_comp fcomp; 315 unsigned long flags; 316 bfa_status_t rc; 317 318 init_completion(&fcomp.comp); 319 spin_lock_irqsave(&bfad->bfad_lock, flags); 320 rc = bfa_port_clear_stats(BFA_FCPORT(&bfad->bfa), bfad_hcb_comp, 321 &fcomp); 322 spin_unlock_irqrestore(&bfad->bfad_lock, flags); 323 324 if (rc != BFA_STATUS_OK) 325 return; 326 327 wait_for_completion(&fcomp.comp); 328 329 return; 330 } 331 332 /* 333 * FC transport template entry, set rport loss timeout. 334 * Update dev_loss_tmo based on the value pushed down by the stack 335 * In case it is lesser than path_tov of driver, set it to path_tov + 1 336 * to ensure that the driver times out before the application 337 */ 338 static void bfad_im_set_rport_loss_tmo(struct fc_rport * rport,u32 timeout)339 bfad_im_set_rport_loss_tmo(struct fc_rport *rport, u32 timeout) 340 { 341 struct bfad_itnim_data_s *itnim_data = rport->dd_data; 342 struct bfad_itnim_s *itnim = itnim_data->itnim; 343 struct bfad_s *bfad = itnim->im->bfad; 344 uint16_t path_tov = bfa_fcpim_path_tov_get(&bfad->bfa); 345 346 rport->dev_loss_tmo = timeout; 347 if (timeout < path_tov) 348 rport->dev_loss_tmo = path_tov + 1; 349 } 350 351 static int bfad_im_vport_create(struct fc_vport * fc_vport,bool disable)352 bfad_im_vport_create(struct fc_vport *fc_vport, bool disable) 353 { 354 char *vname = fc_vport->symbolic_name; 355 struct Scsi_Host *shost = fc_vport->shost; 356 struct bfad_im_port_s *im_port = 357 (struct bfad_im_port_s *) shost->hostdata[0]; 358 struct bfad_s *bfad = im_port->bfad; 359 struct bfa_lport_cfg_s port_cfg; 360 struct bfad_vport_s *vp; 361 int status = 0, rc; 362 unsigned long flags; 363 364 memset(&port_cfg, 0, sizeof(port_cfg)); 365 u64_to_wwn(fc_vport->node_name, (u8 *)&port_cfg.nwwn); 366 u64_to_wwn(fc_vport->port_name, (u8 *)&port_cfg.pwwn); 367 if (strlen(vname) > 0) 368 strcpy((char *)&port_cfg.sym_name, vname); 369 port_cfg.roles = BFA_LPORT_ROLE_FCP_IM; 370 371 spin_lock_irqsave(&bfad->bfad_lock, flags); 372 list_for_each_entry(vp, &bfad->pbc_vport_list, list_entry) { 373 if (port_cfg.pwwn == 374 vp->fcs_vport.lport.port_cfg.pwwn) { 375 port_cfg.preboot_vp = 376 vp->fcs_vport.lport.port_cfg.preboot_vp; 377 break; 378 } 379 } 380 spin_unlock_irqrestore(&bfad->bfad_lock, flags); 381 382 rc = bfad_vport_create(bfad, 0, &port_cfg, &fc_vport->dev); 383 if (rc == BFA_STATUS_OK) { 384 struct bfad_vport_s *vport; 385 struct bfa_fcs_vport_s *fcs_vport; 386 struct Scsi_Host *vshost; 387 388 spin_lock_irqsave(&bfad->bfad_lock, flags); 389 fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, 390 port_cfg.pwwn); 391 spin_unlock_irqrestore(&bfad->bfad_lock, flags); 392 if (fcs_vport == NULL) 393 return VPCERR_BAD_WWN; 394 395 fc_vport_set_state(fc_vport, FC_VPORT_ACTIVE); 396 if (disable) { 397 spin_lock_irqsave(&bfad->bfad_lock, flags); 398 bfa_fcs_vport_stop(fcs_vport); 399 spin_unlock_irqrestore(&bfad->bfad_lock, flags); 400 fc_vport_set_state(fc_vport, FC_VPORT_DISABLED); 401 } 402 403 vport = fcs_vport->vport_drv; 404 vshost = vport->drv_port.im_port->shost; 405 fc_host_node_name(vshost) = wwn_to_u64((u8 *)&port_cfg.nwwn); 406 fc_host_port_name(vshost) = wwn_to_u64((u8 *)&port_cfg.pwwn); 407 fc_host_supported_classes(vshost) = FC_COS_CLASS3; 408 409 memset(fc_host_supported_fc4s(vshost), 0, 410 sizeof(fc_host_supported_fc4s(vshost))); 411 412 /* For FCP type 0x08 */ 413 if (supported_fc4s & BFA_LPORT_ROLE_FCP_IM) 414 fc_host_supported_fc4s(vshost)[2] = 1; 415 416 /* For fibre channel services type 0x20 */ 417 fc_host_supported_fc4s(vshost)[7] = 1; 418 419 fc_host_supported_speeds(vshost) = 420 bfad_im_supported_speeds(&bfad->bfa); 421 fc_host_maxframe_size(vshost) = 422 bfa_fcport_get_maxfrsize(&bfad->bfa); 423 424 fc_vport->dd_data = vport; 425 vport->drv_port.im_port->fc_vport = fc_vport; 426 } else if (rc == BFA_STATUS_INVALID_WWN) 427 return VPCERR_BAD_WWN; 428 else if (rc == BFA_STATUS_VPORT_EXISTS) 429 return VPCERR_BAD_WWN; 430 else if (rc == BFA_STATUS_VPORT_MAX) 431 return VPCERR_NO_FABRIC_SUPP; 432 else if (rc == BFA_STATUS_VPORT_WWN_BP) 433 return VPCERR_BAD_WWN; 434 else 435 return FC_VPORT_FAILED; 436 437 return status; 438 } 439 440 static int bfad_im_issue_fc_host_lip(struct Scsi_Host * shost)441 bfad_im_issue_fc_host_lip(struct Scsi_Host *shost) 442 { 443 struct bfad_im_port_s *im_port = 444 (struct bfad_im_port_s *) shost->hostdata[0]; 445 struct bfad_s *bfad = im_port->bfad; 446 struct bfad_hal_comp fcomp; 447 unsigned long flags; 448 uint32_t status; 449 450 init_completion(&fcomp.comp); 451 spin_lock_irqsave(&bfad->bfad_lock, flags); 452 status = bfa_port_disable(&bfad->bfa.modules.port, 453 bfad_hcb_comp, &fcomp); 454 spin_unlock_irqrestore(&bfad->bfad_lock, flags); 455 456 if (status != BFA_STATUS_OK) 457 return -EIO; 458 459 wait_for_completion(&fcomp.comp); 460 if (fcomp.status != BFA_STATUS_OK) 461 return -EIO; 462 463 spin_lock_irqsave(&bfad->bfad_lock, flags); 464 status = bfa_port_enable(&bfad->bfa.modules.port, 465 bfad_hcb_comp, &fcomp); 466 spin_unlock_irqrestore(&bfad->bfad_lock, flags); 467 if (status != BFA_STATUS_OK) 468 return -EIO; 469 470 wait_for_completion(&fcomp.comp); 471 if (fcomp.status != BFA_STATUS_OK) 472 return -EIO; 473 474 return 0; 475 } 476 477 static int bfad_im_vport_delete(struct fc_vport * fc_vport)478 bfad_im_vport_delete(struct fc_vport *fc_vport) 479 { 480 struct bfad_vport_s *vport = (struct bfad_vport_s *)fc_vport->dd_data; 481 struct bfad_im_port_s *im_port = 482 (struct bfad_im_port_s *) vport->drv_port.im_port; 483 struct bfad_s *bfad = im_port->bfad; 484 struct bfa_fcs_vport_s *fcs_vport; 485 struct Scsi_Host *vshost; 486 wwn_t pwwn; 487 int rc; 488 unsigned long flags; 489 struct completion fcomp; 490 491 if (im_port->flags & BFAD_PORT_DELETE) { 492 bfad_scsi_host_free(bfad, im_port); 493 list_del(&vport->list_entry); 494 kfree(vport); 495 return 0; 496 } 497 498 vshost = vport->drv_port.im_port->shost; 499 u64_to_wwn(fc_host_port_name(vshost), (u8 *)&pwwn); 500 501 spin_lock_irqsave(&bfad->bfad_lock, flags); 502 fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, pwwn); 503 spin_unlock_irqrestore(&bfad->bfad_lock, flags); 504 505 if (fcs_vport == NULL) 506 return VPCERR_BAD_WWN; 507 508 vport->drv_port.flags |= BFAD_PORT_DELETE; 509 510 vport->comp_del = &fcomp; 511 init_completion(vport->comp_del); 512 513 spin_lock_irqsave(&bfad->bfad_lock, flags); 514 rc = bfa_fcs_vport_delete(&vport->fcs_vport); 515 spin_unlock_irqrestore(&bfad->bfad_lock, flags); 516 517 if (rc == BFA_STATUS_PBC) { 518 vport->drv_port.flags &= ~BFAD_PORT_DELETE; 519 vport->comp_del = NULL; 520 return -1; 521 } 522 523 wait_for_completion(vport->comp_del); 524 525 bfad_scsi_host_free(bfad, im_port); 526 list_del(&vport->list_entry); 527 kfree(vport); 528 529 return 0; 530 } 531 532 static int bfad_im_vport_disable(struct fc_vport * fc_vport,bool disable)533 bfad_im_vport_disable(struct fc_vport *fc_vport, bool disable) 534 { 535 struct bfad_vport_s *vport; 536 struct bfad_s *bfad; 537 struct bfa_fcs_vport_s *fcs_vport; 538 struct Scsi_Host *vshost; 539 wwn_t pwwn; 540 unsigned long flags; 541 542 vport = (struct bfad_vport_s *)fc_vport->dd_data; 543 bfad = vport->drv_port.bfad; 544 vshost = vport->drv_port.im_port->shost; 545 u64_to_wwn(fc_host_port_name(vshost), (u8 *)&pwwn); 546 547 spin_lock_irqsave(&bfad->bfad_lock, flags); 548 fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, pwwn); 549 spin_unlock_irqrestore(&bfad->bfad_lock, flags); 550 551 if (fcs_vport == NULL) 552 return VPCERR_BAD_WWN; 553 554 if (disable) { 555 bfa_fcs_vport_stop(fcs_vport); 556 fc_vport_set_state(fc_vport, FC_VPORT_DISABLED); 557 } else { 558 bfa_fcs_vport_start(fcs_vport); 559 fc_vport_set_state(fc_vport, FC_VPORT_ACTIVE); 560 } 561 562 return 0; 563 } 564 565 static void bfad_im_vport_set_symbolic_name(struct fc_vport * fc_vport)566 bfad_im_vport_set_symbolic_name(struct fc_vport *fc_vport) 567 { 568 struct bfad_vport_s *vport = (struct bfad_vport_s *)fc_vport->dd_data; 569 struct bfad_im_port_s *im_port = 570 (struct bfad_im_port_s *)vport->drv_port.im_port; 571 struct bfad_s *bfad = im_port->bfad; 572 struct Scsi_Host *vshost = vport->drv_port.im_port->shost; 573 char *sym_name = fc_vport->symbolic_name; 574 struct bfa_fcs_vport_s *fcs_vport; 575 wwn_t pwwn; 576 unsigned long flags; 577 578 u64_to_wwn(fc_host_port_name(vshost), (u8 *)&pwwn); 579 580 spin_lock_irqsave(&bfad->bfad_lock, flags); 581 fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, pwwn); 582 spin_unlock_irqrestore(&bfad->bfad_lock, flags); 583 584 if (fcs_vport == NULL) 585 return; 586 587 spin_lock_irqsave(&bfad->bfad_lock, flags); 588 if (strlen(sym_name) > 0) 589 bfa_fcs_lport_set_symname(&fcs_vport->lport, sym_name); 590 spin_unlock_irqrestore(&bfad->bfad_lock, flags); 591 } 592 593 struct fc_function_template bfad_im_fc_function_template = { 594 595 /* Target dynamic attributes */ 596 .get_starget_port_id = bfad_im_get_starget_port_id, 597 .show_starget_port_id = 1, 598 .get_starget_node_name = bfad_im_get_starget_node_name, 599 .show_starget_node_name = 1, 600 .get_starget_port_name = bfad_im_get_starget_port_name, 601 .show_starget_port_name = 1, 602 603 /* Host dynamic attribute */ 604 .get_host_port_id = bfad_im_get_host_port_id, 605 .show_host_port_id = 1, 606 607 /* Host fixed attributes */ 608 .show_host_node_name = 1, 609 .show_host_port_name = 1, 610 .show_host_supported_classes = 1, 611 .show_host_supported_fc4s = 1, 612 .show_host_supported_speeds = 1, 613 .show_host_maxframe_size = 1, 614 615 /* More host dynamic attributes */ 616 .show_host_port_type = 1, 617 .get_host_port_type = bfad_im_get_host_port_type, 618 .show_host_port_state = 1, 619 .get_host_port_state = bfad_im_get_host_port_state, 620 .show_host_active_fc4s = 1, 621 .get_host_active_fc4s = bfad_im_get_host_active_fc4s, 622 .show_host_speed = 1, 623 .get_host_speed = bfad_im_get_host_speed, 624 .show_host_fabric_name = 1, 625 .get_host_fabric_name = bfad_im_get_host_fabric_name, 626 627 .show_host_symbolic_name = 1, 628 629 /* Statistics */ 630 .get_fc_host_stats = bfad_im_get_stats, 631 .reset_fc_host_stats = bfad_im_reset_stats, 632 633 /* Allocation length for host specific data */ 634 .dd_fcrport_size = sizeof(struct bfad_itnim_data_s *), 635 636 /* Remote port fixed attributes */ 637 .show_rport_maxframe_size = 1, 638 .show_rport_supported_classes = 1, 639 .show_rport_dev_loss_tmo = 1, 640 .set_rport_dev_loss_tmo = bfad_im_set_rport_loss_tmo, 641 .issue_fc_host_lip = bfad_im_issue_fc_host_lip, 642 .vport_create = bfad_im_vport_create, 643 .vport_delete = bfad_im_vport_delete, 644 .vport_disable = bfad_im_vport_disable, 645 .set_vport_symbolic_name = bfad_im_vport_set_symbolic_name, 646 .bsg_request = bfad_im_bsg_request, 647 .bsg_timeout = bfad_im_bsg_timeout, 648 }; 649 650 struct fc_function_template bfad_im_vport_fc_function_template = { 651 652 /* Target dynamic attributes */ 653 .get_starget_port_id = bfad_im_get_starget_port_id, 654 .show_starget_port_id = 1, 655 .get_starget_node_name = bfad_im_get_starget_node_name, 656 .show_starget_node_name = 1, 657 .get_starget_port_name = bfad_im_get_starget_port_name, 658 .show_starget_port_name = 1, 659 660 /* Host dynamic attribute */ 661 .get_host_port_id = bfad_im_get_host_port_id, 662 .show_host_port_id = 1, 663 664 /* Host fixed attributes */ 665 .show_host_node_name = 1, 666 .show_host_port_name = 1, 667 .show_host_supported_classes = 1, 668 .show_host_supported_fc4s = 1, 669 .show_host_supported_speeds = 1, 670 .show_host_maxframe_size = 1, 671 672 /* More host dynamic attributes */ 673 .show_host_port_type = 1, 674 .get_host_port_type = bfad_im_get_host_port_type, 675 .show_host_port_state = 1, 676 .get_host_port_state = bfad_im_get_host_port_state, 677 .show_host_active_fc4s = 1, 678 .get_host_active_fc4s = bfad_im_get_host_active_fc4s, 679 .show_host_speed = 1, 680 .get_host_speed = bfad_im_get_host_speed, 681 .show_host_fabric_name = 1, 682 .get_host_fabric_name = bfad_im_get_host_fabric_name, 683 684 .show_host_symbolic_name = 1, 685 686 /* Statistics */ 687 .get_fc_host_stats = bfad_im_get_stats, 688 .reset_fc_host_stats = bfad_im_reset_stats, 689 690 /* Allocation length for host specific data */ 691 .dd_fcrport_size = sizeof(struct bfad_itnim_data_s *), 692 693 /* Remote port fixed attributes */ 694 .show_rport_maxframe_size = 1, 695 .show_rport_supported_classes = 1, 696 .show_rport_dev_loss_tmo = 1, 697 .set_rport_dev_loss_tmo = bfad_im_set_rport_loss_tmo, 698 }; 699 700 /* 701 * Scsi_Host_attrs SCSI host attributes 702 */ 703 static ssize_t bfad_im_serial_num_show(struct device * dev,struct device_attribute * attr,char * buf)704 bfad_im_serial_num_show(struct device *dev, struct device_attribute *attr, 705 char *buf) 706 { 707 struct Scsi_Host *shost = class_to_shost(dev); 708 struct bfad_im_port_s *im_port = 709 (struct bfad_im_port_s *) shost->hostdata[0]; 710 struct bfad_s *bfad = im_port->bfad; 711 char serial_num[BFA_ADAPTER_SERIAL_NUM_LEN]; 712 713 bfa_get_adapter_serial_num(&bfad->bfa, serial_num); 714 return sysfs_emit(buf, "%s\n", serial_num); 715 } 716 717 static ssize_t bfad_im_model_show(struct device * dev,struct device_attribute * attr,char * buf)718 bfad_im_model_show(struct device *dev, struct device_attribute *attr, 719 char *buf) 720 { 721 struct Scsi_Host *shost = class_to_shost(dev); 722 struct bfad_im_port_s *im_port = 723 (struct bfad_im_port_s *) shost->hostdata[0]; 724 struct bfad_s *bfad = im_port->bfad; 725 char model[BFA_ADAPTER_MODEL_NAME_LEN]; 726 727 bfa_get_adapter_model(&bfad->bfa, model); 728 return sysfs_emit(buf, "%s\n", model); 729 } 730 731 static ssize_t bfad_im_model_desc_show(struct device * dev,struct device_attribute * attr,char * buf)732 bfad_im_model_desc_show(struct device *dev, struct device_attribute *attr, 733 char *buf) 734 { 735 struct Scsi_Host *shost = class_to_shost(dev); 736 struct bfad_im_port_s *im_port = 737 (struct bfad_im_port_s *) shost->hostdata[0]; 738 struct bfad_s *bfad = im_port->bfad; 739 char model[BFA_ADAPTER_MODEL_NAME_LEN]; 740 char model_descr[BFA_ADAPTER_MODEL_DESCR_LEN]; 741 int nports = 0; 742 743 bfa_get_adapter_model(&bfad->bfa, model); 744 nports = bfa_get_nports(&bfad->bfa); 745 if (!strcmp(model, "QLogic-425")) 746 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, 747 "QLogic BR-series 4Gbps PCIe dual port FC HBA"); 748 else if (!strcmp(model, "QLogic-825")) 749 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, 750 "QLogic BR-series 8Gbps PCIe dual port FC HBA"); 751 else if (!strcmp(model, "QLogic-42B")) 752 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, 753 "QLogic BR-series 4Gbps PCIe dual port FC HBA for HP"); 754 else if (!strcmp(model, "QLogic-82B")) 755 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, 756 "QLogic BR-series 8Gbps PCIe dual port FC HBA for HP"); 757 else if (!strcmp(model, "QLogic-1010")) 758 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, 759 "QLogic BR-series 10Gbps single port CNA"); 760 else if (!strcmp(model, "QLogic-1020")) 761 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, 762 "QLogic BR-series 10Gbps dual port CNA"); 763 else if (!strcmp(model, "QLogic-1007")) 764 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, 765 "QLogic BR-series 10Gbps CNA for IBM Blade Center"); 766 else if (!strcmp(model, "QLogic-415")) 767 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, 768 "QLogic BR-series 4Gbps PCIe single port FC HBA"); 769 else if (!strcmp(model, "QLogic-815")) 770 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, 771 "QLogic BR-series 8Gbps PCIe single port FC HBA"); 772 else if (!strcmp(model, "QLogic-41B")) 773 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, 774 "QLogic BR-series 4Gbps PCIe single port FC HBA for HP"); 775 else if (!strcmp(model, "QLogic-81B")) 776 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, 777 "QLogic BR-series 8Gbps PCIe single port FC HBA for HP"); 778 else if (!strcmp(model, "QLogic-804")) 779 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, 780 "QLogic BR-series 8Gbps FC HBA for HP Bladesystem C-class"); 781 else if (!strcmp(model, "QLogic-1741")) 782 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, 783 "QLogic BR-series 10Gbps CNA for Dell M-Series Blade Servers"); 784 else if (strstr(model, "QLogic-1860")) { 785 if (nports == 1 && bfa_ioc_is_cna(&bfad->bfa.ioc)) 786 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, 787 "QLogic BR-series 10Gbps single port CNA"); 788 else if (nports == 1 && !bfa_ioc_is_cna(&bfad->bfa.ioc)) 789 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, 790 "QLogic BR-series 16Gbps PCIe single port FC HBA"); 791 else if (nports == 2 && bfa_ioc_is_cna(&bfad->bfa.ioc)) 792 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, 793 "QLogic BR-series 10Gbps dual port CNA"); 794 else if (nports == 2 && !bfa_ioc_is_cna(&bfad->bfa.ioc)) 795 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, 796 "QLogic BR-series 16Gbps PCIe dual port FC HBA"); 797 } else if (!strcmp(model, "QLogic-1867")) { 798 if (nports == 1 && !bfa_ioc_is_cna(&bfad->bfa.ioc)) 799 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, 800 "QLogic BR-series 16Gbps PCIe single port FC HBA for IBM"); 801 else if (nports == 2 && !bfa_ioc_is_cna(&bfad->bfa.ioc)) 802 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, 803 "QLogic BR-series 16Gbps PCIe dual port FC HBA for IBM"); 804 } else 805 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN, 806 "Invalid Model"); 807 808 return sysfs_emit(buf, "%s\n", model_descr); 809 } 810 811 static ssize_t bfad_im_node_name_show(struct device * dev,struct device_attribute * attr,char * buf)812 bfad_im_node_name_show(struct device *dev, struct device_attribute *attr, 813 char *buf) 814 { 815 struct Scsi_Host *shost = class_to_shost(dev); 816 struct bfad_im_port_s *im_port = 817 (struct bfad_im_port_s *) shost->hostdata[0]; 818 struct bfad_port_s *port = im_port->port; 819 u64 nwwn; 820 821 nwwn = bfa_fcs_lport_get_nwwn(port->fcs_port); 822 return sysfs_emit(buf, "0x%llx\n", cpu_to_be64(nwwn)); 823 } 824 825 static ssize_t bfad_im_symbolic_name_show(struct device * dev,struct device_attribute * attr,char * buf)826 bfad_im_symbolic_name_show(struct device *dev, struct device_attribute *attr, 827 char *buf) 828 { 829 struct Scsi_Host *shost = class_to_shost(dev); 830 struct bfad_im_port_s *im_port = 831 (struct bfad_im_port_s *) shost->hostdata[0]; 832 struct bfad_s *bfad = im_port->bfad; 833 struct bfa_lport_attr_s port_attr; 834 char symname[BFA_SYMNAME_MAXLEN]; 835 836 bfa_fcs_lport_get_attr(&bfad->bfa_fcs.fabric.bport, &port_attr); 837 strscpy(symname, port_attr.port_cfg.sym_name.symname, 838 BFA_SYMNAME_MAXLEN); 839 return sysfs_emit(buf, "%s\n", symname); 840 } 841 842 static ssize_t bfad_im_hw_version_show(struct device * dev,struct device_attribute * attr,char * buf)843 bfad_im_hw_version_show(struct device *dev, struct device_attribute *attr, 844 char *buf) 845 { 846 struct Scsi_Host *shost = class_to_shost(dev); 847 struct bfad_im_port_s *im_port = 848 (struct bfad_im_port_s *) shost->hostdata[0]; 849 struct bfad_s *bfad = im_port->bfad; 850 char hw_ver[BFA_VERSION_LEN]; 851 852 bfa_get_pci_chip_rev(&bfad->bfa, hw_ver); 853 return sysfs_emit(buf, "%s\n", hw_ver); 854 } 855 856 static ssize_t bfad_im_optionrom_version_show(struct device * dev,struct device_attribute * attr,char * buf)857 bfad_im_optionrom_version_show(struct device *dev, 858 struct device_attribute *attr, char *buf) 859 { 860 struct Scsi_Host *shost = class_to_shost(dev); 861 struct bfad_im_port_s *im_port = 862 (struct bfad_im_port_s *) shost->hostdata[0]; 863 struct bfad_s *bfad = im_port->bfad; 864 char optrom_ver[BFA_VERSION_LEN]; 865 866 bfa_get_adapter_optrom_ver(&bfad->bfa, optrom_ver); 867 return sysfs_emit(buf, "%s\n", optrom_ver); 868 } 869 870 static ssize_t bfad_im_fw_version_show(struct device * dev,struct device_attribute * attr,char * buf)871 bfad_im_fw_version_show(struct device *dev, struct device_attribute *attr, 872 char *buf) 873 { 874 struct Scsi_Host *shost = class_to_shost(dev); 875 struct bfad_im_port_s *im_port = 876 (struct bfad_im_port_s *) shost->hostdata[0]; 877 struct bfad_s *bfad = im_port->bfad; 878 char fw_ver[BFA_VERSION_LEN]; 879 880 bfa_get_adapter_fw_ver(&bfad->bfa, fw_ver); 881 return sysfs_emit(buf, "%s\n", fw_ver); 882 } 883 884 static ssize_t bfad_im_num_of_ports_show(struct device * dev,struct device_attribute * attr,char * buf)885 bfad_im_num_of_ports_show(struct device *dev, struct device_attribute *attr, 886 char *buf) 887 { 888 struct Scsi_Host *shost = class_to_shost(dev); 889 struct bfad_im_port_s *im_port = 890 (struct bfad_im_port_s *) shost->hostdata[0]; 891 struct bfad_s *bfad = im_port->bfad; 892 893 return sysfs_emit(buf, "%d\n", 894 bfa_get_nports(&bfad->bfa)); 895 } 896 897 static ssize_t bfad_im_num_of_discovered_ports_show(struct device * dev,struct device_attribute * attr,char * buf)898 bfad_im_num_of_discovered_ports_show(struct device *dev, 899 struct device_attribute *attr, char *buf) 900 { 901 struct Scsi_Host *shost = class_to_shost(dev); 902 struct bfad_im_port_s *im_port = 903 (struct bfad_im_port_s *) shost->hostdata[0]; 904 struct bfad_port_s *port = im_port->port; 905 struct bfad_s *bfad = im_port->bfad; 906 int nrports = 2048; 907 struct bfa_rport_qualifier_s *rports = NULL; 908 unsigned long flags; 909 910 rports = kcalloc(nrports, sizeof(struct bfa_rport_qualifier_s), 911 GFP_ATOMIC); 912 if (rports == NULL) 913 return sysfs_emit(buf, "Failed\n"); 914 915 spin_lock_irqsave(&bfad->bfad_lock, flags); 916 bfa_fcs_lport_get_rport_quals(port->fcs_port, rports, &nrports); 917 spin_unlock_irqrestore(&bfad->bfad_lock, flags); 918 kfree(rports); 919 920 return sysfs_emit(buf, "%d\n", nrports); 921 } 922 923 static DEVICE_ATTR(serial_number, S_IRUGO, 924 bfad_im_serial_num_show, NULL); 925 static DEVICE_ATTR(model, S_IRUGO, bfad_im_model_show, NULL); 926 static DEVICE_ATTR(model_description, S_IRUGO, 927 bfad_im_model_desc_show, NULL); 928 static DEVICE_ATTR(node_name, S_IRUGO, bfad_im_node_name_show, NULL); 929 static DEVICE_ATTR(symbolic_name, S_IRUGO, 930 bfad_im_symbolic_name_show, NULL); 931 static DEVICE_ATTR(hardware_version, S_IRUGO, 932 bfad_im_hw_version_show, NULL); 933 static DEVICE_STRING_ATTR_RO(driver_version, S_IRUGO, 934 BFAD_DRIVER_VERSION); 935 static DEVICE_ATTR(option_rom_version, S_IRUGO, 936 bfad_im_optionrom_version_show, NULL); 937 static DEVICE_ATTR(firmware_version, S_IRUGO, 938 bfad_im_fw_version_show, NULL); 939 static DEVICE_ATTR(number_of_ports, S_IRUGO, 940 bfad_im_num_of_ports_show, NULL); 941 static DEVICE_STRING_ATTR_RO(driver_name, S_IRUGO, BFAD_DRIVER_NAME); 942 static DEVICE_ATTR(number_of_discovered_ports, S_IRUGO, 943 bfad_im_num_of_discovered_ports_show, NULL); 944 945 static struct attribute *bfad_im_host_attrs[] = { 946 &dev_attr_serial_number.attr, 947 &dev_attr_model.attr, 948 &dev_attr_model_description.attr, 949 &dev_attr_node_name.attr, 950 &dev_attr_symbolic_name.attr, 951 &dev_attr_hardware_version.attr, 952 &dev_attr_driver_version.attr.attr, 953 &dev_attr_option_rom_version.attr, 954 &dev_attr_firmware_version.attr, 955 &dev_attr_number_of_ports.attr, 956 &dev_attr_driver_name.attr.attr, 957 &dev_attr_number_of_discovered_ports.attr, 958 NULL, 959 }; 960 961 static const struct attribute_group bfad_im_host_attr_group = { 962 .attrs = bfad_im_host_attrs 963 }; 964 965 const struct attribute_group *bfad_im_host_groups[] = { 966 &bfad_im_host_attr_group, 967 NULL 968 }; 969 970 static struct attribute *bfad_im_vport_attrs[] = { 971 &dev_attr_serial_number.attr, 972 &dev_attr_model.attr, 973 &dev_attr_model_description.attr, 974 &dev_attr_node_name.attr, 975 &dev_attr_symbolic_name.attr, 976 &dev_attr_hardware_version.attr, 977 &dev_attr_driver_version.attr.attr, 978 &dev_attr_option_rom_version.attr, 979 &dev_attr_firmware_version.attr, 980 &dev_attr_number_of_ports.attr, 981 &dev_attr_driver_name.attr.attr, 982 &dev_attr_number_of_discovered_ports.attr, 983 NULL, 984 }; 985 986 static const struct attribute_group bfad_im_vport_attr_group = { 987 .attrs = bfad_im_vport_attrs 988 }; 989 990 const struct attribute_group *bfad_im_vport_groups[] = { 991 &bfad_im_vport_attr_group, 992 NULL 993 }; 994