drivers/scsi/bfa/bfad_attr.c

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