drivers/scsi/bfa/bfad_attr.c

   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
  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
  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
  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
 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
 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
 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
 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
 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
 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 *
 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
 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
 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
 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
 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
 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
 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
 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
 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 snprintf(buf, PAGE_SIZE, "%s\n", serial_num);
 715 }
 716
 717 static ssize_t
 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 snprintf(buf, PAGE_SIZE, "%s\n", model);
 729 }
 730
 731 static ssize_t
 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 snprintf(buf, PAGE_SIZE, "%s\n", model_descr);
 809 }
 810
 811 static ssize_t
 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 snprintf(buf, PAGE_SIZE, "0x%llx\n", cpu_to_be64(nwwn));
 823 }
 824
 825 static ssize_t
 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         strlcpy(symname, port_attr.port_cfg.sym_name.symname,
 838                         BFA_SYMNAME_MAXLEN);
 839         return snprintf(buf, PAGE_SIZE, "%s\n", symname);
 840 }
 841
 842 static ssize_t
 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 snprintf(buf, PAGE_SIZE, "%s\n", hw_ver);
 854 }
 855
 856 static ssize_t
 857 bfad_im_drv_version_show(struct device *dev, struct device_attribute *attr,
 858                                 char *buf)
 859 {
 860         return snprintf(buf, PAGE_SIZE, "%s\n", BFAD_DRIVER_VERSION);
 861 }
 862
 863 static ssize_t
 864 bfad_im_optionrom_version_show(struct device *dev,
 865                          struct device_attribute *attr, char *buf)
 866 {
 867         struct Scsi_Host *shost = class_to_shost(dev);
 868         struct bfad_im_port_s *im_port =
 869                         (struct bfad_im_port_s *) shost->hostdata[0];
 870         struct bfad_s *bfad = im_port->bfad;
 871         char optrom_ver[BFA_VERSION_LEN];
 872
 873         bfa_get_adapter_optrom_ver(&bfad->bfa, optrom_ver);
 874         return snprintf(buf, PAGE_SIZE, "%s\n", optrom_ver);
 875 }
 876
 877 static ssize_t
 878 bfad_im_fw_version_show(struct device *dev, struct device_attribute *attr,
 879                                  char *buf)
 880 {
 881         struct Scsi_Host *shost = class_to_shost(dev);
 882         struct bfad_im_port_s *im_port =
 883                         (struct bfad_im_port_s *) shost->hostdata[0];
 884         struct bfad_s *bfad = im_port->bfad;
 885         char fw_ver[BFA_VERSION_LEN];
 886
 887         bfa_get_adapter_fw_ver(&bfad->bfa, fw_ver);
 888         return snprintf(buf, PAGE_SIZE, "%s\n", fw_ver);
 889 }
 890
 891 static ssize_t
 892 bfad_im_num_of_ports_show(struct device *dev, struct device_attribute *attr,
 893                                 char *buf)
 894 {
 895         struct Scsi_Host *shost = class_to_shost(dev);
 896         struct bfad_im_port_s *im_port =
 897                         (struct bfad_im_port_s *) shost->hostdata[0];
 898         struct bfad_s *bfad = im_port->bfad;
 899
 900         return snprintf(buf, PAGE_SIZE, "%d\n",
 901                         bfa_get_nports(&bfad->bfa));
 902 }
 903
 904 static ssize_t
 905 bfad_im_drv_name_show(struct device *dev, struct device_attribute *attr,
 906                                 char *buf)
 907 {
 908         return snprintf(buf, PAGE_SIZE, "%s\n", BFAD_DRIVER_NAME);
 909 }
 910
 911 static ssize_t
 912 bfad_im_num_of_discovered_ports_show(struct device *dev,
 913                         struct device_attribute *attr, char *buf)
 914 {
 915         struct Scsi_Host *shost = class_to_shost(dev);
 916         struct bfad_im_port_s *im_port =
 917                         (struct bfad_im_port_s *) shost->hostdata[0];
 918         struct bfad_port_s    *port = im_port->port;
 919         struct bfad_s         *bfad = im_port->bfad;
 920         int        nrports = 2048;
 921         struct bfa_rport_qualifier_s *rports = NULL;
 922         unsigned long   flags;
 923
 924         rports = kcalloc(nrports, sizeof(struct bfa_rport_qualifier_s),
 925                          GFP_ATOMIC);
 926         if (rports == NULL)
 927                 return snprintf(buf, PAGE_SIZE, "Failed\n");
 928
 929         spin_lock_irqsave(&bfad->bfad_lock, flags);
 930         bfa_fcs_lport_get_rport_quals(port->fcs_port, rports, &nrports);
 931         spin_unlock_irqrestore(&bfad->bfad_lock, flags);
 932         kfree(rports);
 933
 934         return snprintf(buf, PAGE_SIZE, "%d\n", nrports);
 935 }
 936
 937 static          DEVICE_ATTR(serial_number, S_IRUGO,
 938                                 bfad_im_serial_num_show, NULL);
 939 static          DEVICE_ATTR(model, S_IRUGO, bfad_im_model_show, NULL);
 940 static          DEVICE_ATTR(model_description, S_IRUGO,
 941                                 bfad_im_model_desc_show, NULL);
 942 static          DEVICE_ATTR(node_name, S_IRUGO, bfad_im_node_name_show, NULL);
 943 static          DEVICE_ATTR(symbolic_name, S_IRUGO,
 944                                 bfad_im_symbolic_name_show, NULL);
 945 static          DEVICE_ATTR(hardware_version, S_IRUGO,
 946                                 bfad_im_hw_version_show, NULL);
 947 static          DEVICE_ATTR(driver_version, S_IRUGO,
 948                                 bfad_im_drv_version_show, NULL);
 949 static          DEVICE_ATTR(option_rom_version, S_IRUGO,
 950                                 bfad_im_optionrom_version_show, NULL);
 951 static          DEVICE_ATTR(firmware_version, S_IRUGO,
 952                                 bfad_im_fw_version_show, NULL);
 953 static          DEVICE_ATTR(number_of_ports, S_IRUGO,
 954                                 bfad_im_num_of_ports_show, NULL);
 955 static          DEVICE_ATTR(driver_name, S_IRUGO, bfad_im_drv_name_show, NULL);
 956 static          DEVICE_ATTR(number_of_discovered_ports, S_IRUGO,
 957                                 bfad_im_num_of_discovered_ports_show, NULL);
 958
 959 static struct attribute *bfad_im_host_attrs[] = {
 960         &dev_attr_serial_number.attr,
 961         &dev_attr_model.attr,
 962         &dev_attr_model_description.attr,
 963         &dev_attr_node_name.attr,
 964         &dev_attr_symbolic_name.attr,
 965         &dev_attr_hardware_version.attr,
 966         &dev_attr_driver_version.attr,
 967         &dev_attr_option_rom_version.attr,
 968         &dev_attr_firmware_version.attr,
 969         &dev_attr_number_of_ports.attr,
 970         &dev_attr_driver_name.attr,
 971         &dev_attr_number_of_discovered_ports.attr,
 972         NULL,
 973 };
 974
 975 static const struct attribute_group bfad_im_host_attr_group = {
 976         .attrs = bfad_im_host_attrs
 977 };
 978
 979 const struct attribute_group *bfad_im_host_groups[] = {
 980         &bfad_im_host_attr_group,
 981         NULL
 982 };
 983
 984 static struct attribute *bfad_im_vport_attrs[] = {
 985         &dev_attr_serial_number.attr,
 986         &dev_attr_model.attr,
 987         &dev_attr_model_description.attr,
 988         &dev_attr_node_name.attr,
 989         &dev_attr_symbolic_name.attr,
 990         &dev_attr_hardware_version.attr,
 991         &dev_attr_driver_version.attr,
 992         &dev_attr_option_rom_version.attr,
 993         &dev_attr_firmware_version.attr,
 994         &dev_attr_number_of_ports.attr,
 995         &dev_attr_driver_name.attr,
 996         &dev_attr_number_of_discovered_ports.attr,
 997         NULL,
 998 };
 999
1000 static const struct attribute_group bfad_im_vport_attr_group = {
1001         .attrs = bfad_im_vport_attrs
1002 };
1003
1004 const struct attribute_group *bfad_im_vport_groups[] = {
1005         &bfad_im_vport_attr_group,
1006         NULL
1007 };