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 void
 591 bfad_im_vport_set_symbolic_name(struct fc_vport *fc_vport)
 592 {
 593         struct bfad_vport_s *vport = (struct bfad_vport_s *)fc_vport->dd_data;
 594         struct bfad_im_port_s *im_port =
 595                         (struct bfad_im_port_s *)vport->drv_port.im_port;
 596         struct bfad_s *bfad = im_port->bfad;
 597         struct Scsi_Host *vshost = vport->drv_port.im_port->shost;
 598         char *sym_name = fc_vport->symbolic_name;
 599         struct bfa_fcs_vport_s *fcs_vport;
 600         wwn_t   pwwn;
 601         unsigned long flags;
 602
 603         u64_to_wwn(fc_host_port_name(vshost), (u8 *)&pwwn);
 604
 605         spin_lock_irqsave(&bfad->bfad_lock, flags);
 606         fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, pwwn);
 607         spin_unlock_irqrestore(&bfad->bfad_lock, flags);
 608
 609         if (fcs_vport == NULL)
 610                 return;
 611
 612         spin_lock_irqsave(&bfad->bfad_lock, flags);
 613         if (strlen(sym_name) > 0) {
 614                 strcpy(fcs_vport->lport.port_cfg.sym_name.symname, sym_name);
 615                 bfa_fcs_lport_ns_util_send_rspn_id(
 616                         BFA_FCS_GET_NS_FROM_PORT((&fcs_vport->lport)), NULL);
 617         }
 618         spin_unlock_irqrestore(&bfad->bfad_lock, flags);
 619 }
 620
 621 struct fc_function_template bfad_im_fc_function_template = {
 622
 623         /* Target dynamic attributes */
 624         .get_starget_port_id = bfad_im_get_starget_port_id,
 625         .show_starget_port_id = 1,
 626         .get_starget_node_name = bfad_im_get_starget_node_name,
 627         .show_starget_node_name = 1,
 628         .get_starget_port_name = bfad_im_get_starget_port_name,
 629         .show_starget_port_name = 1,
 630
 631         /* Host dynamic attribute */
 632         .get_host_port_id = bfad_im_get_host_port_id,
 633         .show_host_port_id = 1,
 634
 635         /* Host fixed attributes */
 636         .show_host_node_name = 1,
 637         .show_host_port_name = 1,
 638         .show_host_supported_classes = 1,
 639         .show_host_supported_fc4s = 1,
 640         .show_host_supported_speeds = 1,
 641         .show_host_maxframe_size = 1,
 642
 643         /* More host dynamic attributes */
 644         .show_host_port_type = 1,
 645         .get_host_port_type = bfad_im_get_host_port_type,
 646         .show_host_port_state = 1,
 647         .get_host_port_state = bfad_im_get_host_port_state,
 648         .show_host_active_fc4s = 1,
 649         .get_host_active_fc4s = bfad_im_get_host_active_fc4s,
 650         .show_host_speed = 1,
 651         .get_host_speed = bfad_im_get_host_speed,
 652         .show_host_fabric_name = 1,
 653         .get_host_fabric_name = bfad_im_get_host_fabric_name,
 654
 655         .show_host_symbolic_name = 1,
 656
 657         /* Statistics */
 658         .get_fc_host_stats = bfad_im_get_stats,
 659         .reset_fc_host_stats = bfad_im_reset_stats,
 660
 661         /* Allocation length for host specific data */
 662         .dd_fcrport_size = sizeof(struct bfad_itnim_data_s *),
 663
 664         /* Remote port fixed attributes */
 665         .show_rport_maxframe_size = 1,
 666         .show_rport_supported_classes = 1,
 667         .show_rport_dev_loss_tmo = 1,
 668         .get_rport_dev_loss_tmo = bfad_im_get_rport_loss_tmo,
 669         .set_rport_dev_loss_tmo = bfad_im_set_rport_loss_tmo,
 670         .issue_fc_host_lip = bfad_im_issue_fc_host_lip,
 671         .vport_create = bfad_im_vport_create,
 672         .vport_delete = bfad_im_vport_delete,
 673         .vport_disable = bfad_im_vport_disable,
 674         .set_vport_symbolic_name = bfad_im_vport_set_symbolic_name,
 675         .bsg_request = bfad_im_bsg_request,
 676         .bsg_timeout = bfad_im_bsg_timeout,
 677 };
 678
 679 struct fc_function_template bfad_im_vport_fc_function_template = {
 680
 681         /* Target dynamic attributes */
 682         .get_starget_port_id = bfad_im_get_starget_port_id,
 683         .show_starget_port_id = 1,
 684         .get_starget_node_name = bfad_im_get_starget_node_name,
 685         .show_starget_node_name = 1,
 686         .get_starget_port_name = bfad_im_get_starget_port_name,
 687         .show_starget_port_name = 1,
 688
 689         /* Host dynamic attribute */
 690         .get_host_port_id = bfad_im_get_host_port_id,
 691         .show_host_port_id = 1,
 692
 693         /* Host fixed attributes */
 694         .show_host_node_name = 1,
 695         .show_host_port_name = 1,
 696         .show_host_supported_classes = 1,
 697         .show_host_supported_fc4s = 1,
 698         .show_host_supported_speeds = 1,
 699         .show_host_maxframe_size = 1,
 700
 701         /* More host dynamic attributes */
 702         .show_host_port_type = 1,
 703         .get_host_port_type = bfad_im_get_host_port_type,
 704         .show_host_port_state = 1,
 705         .get_host_port_state = bfad_im_get_host_port_state,
 706         .show_host_active_fc4s = 1,
 707         .get_host_active_fc4s = bfad_im_get_host_active_fc4s,
 708         .show_host_speed = 1,
 709         .get_host_speed = bfad_im_get_host_speed,
 710         .show_host_fabric_name = 1,
 711         .get_host_fabric_name = bfad_im_get_host_fabric_name,
 712
 713         .show_host_symbolic_name = 1,
 714
 715         /* Statistics */
 716         .get_fc_host_stats = bfad_im_get_stats,
 717         .reset_fc_host_stats = bfad_im_reset_stats,
 718
 719         /* Allocation length for host specific data */
 720         .dd_fcrport_size = sizeof(struct bfad_itnim_data_s *),
 721
 722         /* Remote port fixed attributes */
 723         .show_rport_maxframe_size = 1,
 724         .show_rport_supported_classes = 1,
 725         .show_rport_dev_loss_tmo = 1,
 726         .get_rport_dev_loss_tmo = bfad_im_get_rport_loss_tmo,
 727         .set_rport_dev_loss_tmo = bfad_im_set_rport_loss_tmo,
 728 };
 729
 730 /*
 731  *  Scsi_Host_attrs SCSI host attributes
 732  */
 733 static ssize_t
 734 bfad_im_serial_num_show(struct device *dev, struct device_attribute *attr,
 735                          char *buf)
 736 {
 737         struct Scsi_Host *shost = class_to_shost(dev);
 738         struct bfad_im_port_s *im_port =
 739                         (struct bfad_im_port_s *) shost->hostdata[0];
 740         struct bfad_s *bfad = im_port->bfad;
 741         char serial_num[BFA_ADAPTER_SERIAL_NUM_LEN];
 742
 743         bfa_get_adapter_serial_num(&bfad->bfa, serial_num);
 744         return snprintf(buf, PAGE_SIZE, "%s\n", serial_num);
 745 }
 746
 747 static ssize_t
 748 bfad_im_model_show(struct device *dev, struct device_attribute *attr,
 749                         char *buf)
 750 {
 751         struct Scsi_Host *shost = class_to_shost(dev);
 752         struct bfad_im_port_s *im_port =
 753                         (struct bfad_im_port_s *) shost->hostdata[0];
 754         struct bfad_s *bfad = im_port->bfad;
 755         char model[BFA_ADAPTER_MODEL_NAME_LEN];
 756
 757         bfa_get_adapter_model(&bfad->bfa, model);
 758         return snprintf(buf, PAGE_SIZE, "%s\n", model);
 759 }
 760
 761 static ssize_t
 762 bfad_im_model_desc_show(struct device *dev, struct device_attribute *attr,
 763                                  char *buf)
 764 {
 765         struct Scsi_Host *shost = class_to_shost(dev);
 766         struct bfad_im_port_s *im_port =
 767                         (struct bfad_im_port_s *) shost->hostdata[0];
 768         struct bfad_s *bfad = im_port->bfad;
 769         char model[BFA_ADAPTER_MODEL_NAME_LEN];
 770         char model_descr[BFA_ADAPTER_MODEL_DESCR_LEN];
 771         int nports = 0;
 772
 773         bfa_get_adapter_model(&bfad->bfa, model);
 774         nports = bfa_get_nports(&bfad->bfa);
 775         if (!strcmp(model, "Brocade-425"))
 776                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 777                         "Brocade 4Gbps PCIe dual port FC HBA");
 778         else if (!strcmp(model, "Brocade-825"))
 779                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 780                         "Brocade 8Gbps PCIe dual port FC HBA");
 781         else if (!strcmp(model, "Brocade-42B"))
 782                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 783                         "Brocade 4Gbps PCIe dual port FC HBA for HP");
 784         else if (!strcmp(model, "Brocade-82B"))
 785                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 786                         "Brocade 8Gbps PCIe dual port FC HBA for HP");
 787         else if (!strcmp(model, "Brocade-1010"))
 788                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 789                         "Brocade 10Gbps single port CNA");
 790         else if (!strcmp(model, "Brocade-1020"))
 791                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 792                         "Brocade 10Gbps dual port CNA");
 793         else if (!strcmp(model, "Brocade-1007"))
 794                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 795                         "Brocade 10Gbps CNA for IBM Blade Center");
 796         else if (!strcmp(model, "Brocade-415"))
 797                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 798                         "Brocade 4Gbps PCIe single port FC HBA");
 799         else if (!strcmp(model, "Brocade-815"))
 800                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 801                         "Brocade 8Gbps PCIe single port FC HBA");
 802         else if (!strcmp(model, "Brocade-41B"))
 803                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 804                         "Brocade 4Gbps PCIe single port FC HBA for HP");
 805         else if (!strcmp(model, "Brocade-81B"))
 806                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 807                         "Brocade 8Gbps PCIe single port FC HBA for HP");
 808         else if (!strcmp(model, "Brocade-804"))
 809                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 810                         "Brocade 8Gbps FC HBA for HP Bladesystem C-class");
 811         else if (!strcmp(model, "Brocade-1741"))
 812                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 813                         "Brocade 10Gbps CNA for Dell M-Series Blade Servers");
 814         else if (strstr(model, "Brocade-1860")) {
 815                 if (nports == 1 && bfa_ioc_is_cna(&bfad->bfa.ioc))
 816                         snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 817                                 "Brocade 10Gbps single port CNA");
 818                 else if (nports == 1 && !bfa_ioc_is_cna(&bfad->bfa.ioc))
 819                         snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 820                                 "Brocade 16Gbps PCIe single port FC HBA");
 821                 else if (nports == 2 && bfa_ioc_is_cna(&bfad->bfa.ioc))
 822                         snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 823                                 "Brocade 10Gbps dual port CNA");
 824                 else if (nports == 2 && !bfa_ioc_is_cna(&bfad->bfa.ioc))
 825                         snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 826                                 "Brocade 16Gbps PCIe dual port FC HBA");
 827         } else if (!strcmp(model, "Brocade-1867")) {
 828                 if (nports == 1 && !bfa_ioc_is_cna(&bfad->bfa.ioc))
 829                         snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 830                                 "Brocade 16Gbps PCIe single port FC HBA for IBM");
 831                 else if (nports == 2 && !bfa_ioc_is_cna(&bfad->bfa.ioc))
 832                         snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 833                                 "Brocade 16Gbps PCIe dual port FC HBA for IBM");
 834         } else
 835                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 836                         "Invalid Model");
 837
 838         return snprintf(buf, PAGE_SIZE, "%s\n", model_descr);
 839 }
 840
 841 static ssize_t
 842 bfad_im_node_name_show(struct device *dev, struct device_attribute *attr,
 843                                  char *buf)
 844 {
 845         struct Scsi_Host *shost = class_to_shost(dev);
 846         struct bfad_im_port_s *im_port =
 847                         (struct bfad_im_port_s *) shost->hostdata[0];
 848         struct bfad_port_s    *port = im_port->port;
 849         u64        nwwn;
 850
 851         nwwn = bfa_fcs_lport_get_nwwn(port->fcs_port);
 852         return snprintf(buf, PAGE_SIZE, "0x%llx\n", cpu_to_be64(nwwn));
 853 }
 854
 855 static ssize_t
 856 bfad_im_symbolic_name_show(struct device *dev, struct device_attribute *attr,
 857                                  char *buf)
 858 {
 859         struct Scsi_Host *shost = class_to_shost(dev);
 860         struct bfad_im_port_s *im_port =
 861                         (struct bfad_im_port_s *) shost->hostdata[0];
 862         struct bfad_s *bfad = im_port->bfad;
 863         struct bfa_lport_attr_s port_attr;
 864         char symname[BFA_SYMNAME_MAXLEN];
 865
 866         bfa_fcs_lport_get_attr(&bfad->bfa_fcs.fabric.bport, &port_attr);
 867         strncpy(symname, port_attr.port_cfg.sym_name.symname,
 868                         BFA_SYMNAME_MAXLEN);
 869         return snprintf(buf, PAGE_SIZE, "%s\n", symname);
 870 }
 871
 872 static ssize_t
 873 bfad_im_hw_version_show(struct device *dev, struct device_attribute *attr,
 874                                 char *buf)
 875 {
 876         struct Scsi_Host *shost = class_to_shost(dev);
 877         struct bfad_im_port_s *im_port =
 878                         (struct bfad_im_port_s *) shost->hostdata[0];
 879         struct bfad_s *bfad = im_port->bfad;
 880         char hw_ver[BFA_VERSION_LEN];
 881
 882         bfa_get_pci_chip_rev(&bfad->bfa, hw_ver);
 883         return snprintf(buf, PAGE_SIZE, "%s\n", hw_ver);
 884 }
 885
 886 static ssize_t
 887 bfad_im_drv_version_show(struct device *dev, struct device_attribute *attr,
 888                                 char *buf)
 889 {
 890         return snprintf(buf, PAGE_SIZE, "%s\n", BFAD_DRIVER_VERSION);
 891 }
 892
 893 static ssize_t
 894 bfad_im_optionrom_version_show(struct device *dev,
 895                          struct device_attribute *attr, char *buf)
 896 {
 897         struct Scsi_Host *shost = class_to_shost(dev);
 898         struct bfad_im_port_s *im_port =
 899                         (struct bfad_im_port_s *) shost->hostdata[0];
 900         struct bfad_s *bfad = im_port->bfad;
 901         char optrom_ver[BFA_VERSION_LEN];
 902
 903         bfa_get_adapter_optrom_ver(&bfad->bfa, optrom_ver);
 904         return snprintf(buf, PAGE_SIZE, "%s\n", optrom_ver);
 905 }
 906
 907 static ssize_t
 908 bfad_im_fw_version_show(struct device *dev, struct device_attribute *attr,
 909                                  char *buf)
 910 {
 911         struct Scsi_Host *shost = class_to_shost(dev);
 912         struct bfad_im_port_s *im_port =
 913                         (struct bfad_im_port_s *) shost->hostdata[0];
 914         struct bfad_s *bfad = im_port->bfad;
 915         char fw_ver[BFA_VERSION_LEN];
 916
 917         bfa_get_adapter_fw_ver(&bfad->bfa, fw_ver);
 918         return snprintf(buf, PAGE_SIZE, "%s\n", fw_ver);
 919 }
 920
 921 static ssize_t
 922 bfad_im_num_of_ports_show(struct device *dev, struct device_attribute *attr,
 923                                 char *buf)
 924 {
 925         struct Scsi_Host *shost = class_to_shost(dev);
 926         struct bfad_im_port_s *im_port =
 927                         (struct bfad_im_port_s *) shost->hostdata[0];
 928         struct bfad_s *bfad = im_port->bfad;
 929
 930         return snprintf(buf, PAGE_SIZE, "%d\n",
 931                         bfa_get_nports(&bfad->bfa));
 932 }
 933
 934 static ssize_t
 935 bfad_im_drv_name_show(struct device *dev, struct device_attribute *attr,
 936                                 char *buf)
 937 {
 938         return snprintf(buf, PAGE_SIZE, "%s\n", BFAD_DRIVER_NAME);
 939 }
 940
 941 static ssize_t
 942 bfad_im_num_of_discovered_ports_show(struct device *dev,
 943                         struct device_attribute *attr, char *buf)
 944 {
 945         struct Scsi_Host *shost = class_to_shost(dev);
 946         struct bfad_im_port_s *im_port =
 947                         (struct bfad_im_port_s *) shost->hostdata[0];
 948         struct bfad_port_s    *port = im_port->port;
 949         struct bfad_s         *bfad = im_port->bfad;
 950         int        nrports = 2048;
 951         struct bfa_rport_qualifier_s *rports = NULL;
 952         unsigned long   flags;
 953
 954         rports = kzalloc(sizeof(struct bfa_rport_qualifier_s) * nrports,
 955                          GFP_ATOMIC);
 956         if (rports == NULL)
 957                 return snprintf(buf, PAGE_SIZE, "Failed\n");
 958
 959         spin_lock_irqsave(&bfad->bfad_lock, flags);
 960         bfa_fcs_lport_get_rport_quals(port->fcs_port, rports, &nrports);
 961         spin_unlock_irqrestore(&bfad->bfad_lock, flags);
 962         kfree(rports);
 963
 964         return snprintf(buf, PAGE_SIZE, "%d\n", nrports);
 965 }
 966
 967 static          DEVICE_ATTR(serial_number, S_IRUGO,
 968                                 bfad_im_serial_num_show, NULL);
 969 static          DEVICE_ATTR(model, S_IRUGO, bfad_im_model_show, NULL);
 970 static          DEVICE_ATTR(model_description, S_IRUGO,
 971                                 bfad_im_model_desc_show, NULL);
 972 static          DEVICE_ATTR(node_name, S_IRUGO, bfad_im_node_name_show, NULL);
 973 static          DEVICE_ATTR(symbolic_name, S_IRUGO,
 974                                 bfad_im_symbolic_name_show, NULL);
 975 static          DEVICE_ATTR(hardware_version, S_IRUGO,
 976                                 bfad_im_hw_version_show, NULL);
 977 static          DEVICE_ATTR(driver_version, S_IRUGO,
 978                                 bfad_im_drv_version_show, NULL);
 979 static          DEVICE_ATTR(option_rom_version, S_IRUGO,
 980                                 bfad_im_optionrom_version_show, NULL);
 981 static          DEVICE_ATTR(firmware_version, S_IRUGO,
 982                                 bfad_im_fw_version_show, NULL);
 983 static          DEVICE_ATTR(number_of_ports, S_IRUGO,
 984                                 bfad_im_num_of_ports_show, NULL);
 985 static          DEVICE_ATTR(driver_name, S_IRUGO, bfad_im_drv_name_show, NULL);
 986 static          DEVICE_ATTR(number_of_discovered_ports, S_IRUGO,
 987                                 bfad_im_num_of_discovered_ports_show, NULL);
 988
 989 struct device_attribute *bfad_im_host_attrs[] = {
 990         &dev_attr_serial_number,
 991         &dev_attr_model,
 992         &dev_attr_model_description,
 993         &dev_attr_node_name,
 994         &dev_attr_symbolic_name,
 995         &dev_attr_hardware_version,
 996         &dev_attr_driver_version,
 997         &dev_attr_option_rom_version,
 998         &dev_attr_firmware_version,
 999         &dev_attr_number_of_ports,
1000         &dev_attr_driver_name,
1001         &dev_attr_number_of_discovered_ports,
1002         NULL,
1003 };
1004
1005 struct device_attribute *bfad_im_vport_attrs[] = {
1006         &dev_attr_serial_number,
1007         &dev_attr_model,
1008         &dev_attr_model_description,
1009         &dev_attr_node_name,
1010         &dev_attr_symbolic_name,
1011         &dev_attr_hardware_version,
1012         &dev_attr_driver_version,
1013         &dev_attr_option_rom_version,
1014         &dev_attr_firmware_version,
1015         &dev_attr_number_of_ports,
1016         &dev_attr_driver_name,
1017         &dev_attr_number_of_discovered_ports,
1018         NULL,
1019 };
1020
1021