drivers/scsi/bfa/bfad_attr.c

   1 /*
   2  * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
   3  * Copyright (c) 2014- QLogic Corporation.
   4  * All rights reserved
   5  * www.qlogic.com
   6  *
   7  * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
   8  *
   9  * This program is free software; you can redistribute it and/or modify it
  10  * under the terms of the GNU General Public License (GPL) Version 2 as
  11  * published by the Free Software Foundation
  12  *
  13  * This program is distributed in the hope that it will be useful, but
  14  * WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * General Public License for more details.
  17  */
  18
  19 /*
  20  *  bfa_attr.c Linux driver configuration interface module.
  21  */
  22
  23 #include "bfad_drv.h"
  24 #include "bfad_im.h"
  25
  26 /*
  27  * FC transport template entry, get SCSI target port ID.
  28  */
  29 static void
  30 bfad_im_get_starget_port_id(struct scsi_target *starget)
  31 {
  32         struct Scsi_Host *shost;
  33         struct bfad_im_port_s *im_port;
  34         struct bfad_s         *bfad;
  35         struct bfad_itnim_s   *itnim = NULL;
  36         u32        fc_id = -1;
  37         unsigned long   flags;
  38
  39         shost = dev_to_shost(starget->dev.parent);
  40         im_port = (struct bfad_im_port_s *) shost->hostdata[0];
  41         bfad = im_port->bfad;
  42         spin_lock_irqsave(&bfad->bfad_lock, flags);
  43
  44         itnim = bfad_get_itnim(im_port, starget->id);
  45         if (itnim)
  46                 fc_id = bfa_fcs_itnim_get_fcid(&itnim->fcs_itnim);
  47
  48         fc_starget_port_id(starget) = fc_id;
  49         spin_unlock_irqrestore(&bfad->bfad_lock, flags);
  50 }
  51
  52 /*
  53  * FC transport template entry, get SCSI target nwwn.
  54  */
  55 static void
  56 bfad_im_get_starget_node_name(struct scsi_target *starget)
  57 {
  58         struct Scsi_Host *shost;
  59         struct bfad_im_port_s *im_port;
  60         struct bfad_s         *bfad;
  61         struct bfad_itnim_s   *itnim = NULL;
  62         u64             node_name = 0;
  63         unsigned long   flags;
  64
  65         shost = dev_to_shost(starget->dev.parent);
  66         im_port = (struct bfad_im_port_s *) shost->hostdata[0];
  67         bfad = im_port->bfad;
  68         spin_lock_irqsave(&bfad->bfad_lock, flags);
  69
  70         itnim = bfad_get_itnim(im_port, starget->id);
  71         if (itnim)
  72                 node_name = bfa_fcs_itnim_get_nwwn(&itnim->fcs_itnim);
  73
  74         fc_starget_node_name(starget) = cpu_to_be64(node_name);
  75         spin_unlock_irqrestore(&bfad->bfad_lock, flags);
  76 }
  77
  78 /*
  79  * FC transport template entry, get SCSI target pwwn.
  80  */
  81 static void
  82 bfad_im_get_starget_port_name(struct scsi_target *starget)
  83 {
  84         struct Scsi_Host *shost;
  85         struct bfad_im_port_s *im_port;
  86         struct bfad_s         *bfad;
  87         struct bfad_itnim_s   *itnim = NULL;
  88         u64             port_name = 0;
  89         unsigned long   flags;
  90
  91         shost = dev_to_shost(starget->dev.parent);
  92         im_port = (struct bfad_im_port_s *) shost->hostdata[0];
  93         bfad = im_port->bfad;
  94         spin_lock_irqsave(&bfad->bfad_lock, flags);
  95
  96         itnim = bfad_get_itnim(im_port, starget->id);
  97         if (itnim)
  98                 port_name = bfa_fcs_itnim_get_pwwn(&itnim->fcs_itnim);
  99
 100         fc_starget_port_name(starget) = cpu_to_be64(port_name);
 101         spin_unlock_irqrestore(&bfad->bfad_lock, flags);
 102 }
 103
 104 /*
 105  * FC transport template entry, get SCSI host port ID.
 106  */
 107 static void
 108 bfad_im_get_host_port_id(struct Scsi_Host *shost)
 109 {
 110         struct bfad_im_port_s *im_port =
 111                         (struct bfad_im_port_s *) shost->hostdata[0];
 112         struct bfad_port_s    *port = im_port->port;
 113
 114         fc_host_port_id(shost) =
 115                         bfa_hton3b(bfa_fcs_lport_get_fcid(port->fcs_port));
 116 }
 117
 118 /*
 119  * FC transport template entry, get SCSI host port type.
 120  */
 121 static void
 122 bfad_im_get_host_port_type(struct Scsi_Host *shost)
 123 {
 124         struct bfad_im_port_s *im_port =
 125                         (struct bfad_im_port_s *) shost->hostdata[0];
 126         struct bfad_s         *bfad = im_port->bfad;
 127         struct bfa_lport_attr_s port_attr;
 128
 129         bfa_fcs_lport_get_attr(&bfad->bfa_fcs.fabric.bport, &port_attr);
 130
 131         switch (port_attr.port_type) {
 132         case BFA_PORT_TYPE_NPORT:
 133                 fc_host_port_type(shost) = FC_PORTTYPE_NPORT;
 134                 break;
 135         case BFA_PORT_TYPE_NLPORT:
 136                 fc_host_port_type(shost) = FC_PORTTYPE_NLPORT;
 137                 break;
 138         case BFA_PORT_TYPE_P2P:
 139                 fc_host_port_type(shost) = FC_PORTTYPE_PTP;
 140                 break;
 141         case BFA_PORT_TYPE_LPORT:
 142                 fc_host_port_type(shost) = FC_PORTTYPE_LPORT;
 143                 break;
 144         default:
 145                 fc_host_port_type(shost) = FC_PORTTYPE_UNKNOWN;
 146                 break;
 147         }
 148 }
 149
 150 /*
 151  * FC transport template entry, get SCSI host port state.
 152  */
 153 static void
 154 bfad_im_get_host_port_state(struct Scsi_Host *shost)
 155 {
 156         struct bfad_im_port_s *im_port =
 157                         (struct bfad_im_port_s *) shost->hostdata[0];
 158         struct bfad_s         *bfad = im_port->bfad;
 159         struct bfa_port_attr_s attr;
 160
 161         bfa_fcport_get_attr(&bfad->bfa, &attr);
 162
 163         switch (attr.port_state) {
 164         case BFA_PORT_ST_LINKDOWN:
 165                 fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
 166                 break;
 167         case BFA_PORT_ST_LINKUP:
 168                 fc_host_port_state(shost) = FC_PORTSTATE_ONLINE;
 169                 break;
 170         case BFA_PORT_ST_DISABLED:
 171         case BFA_PORT_ST_STOPPED:
 172         case BFA_PORT_ST_IOCDOWN:
 173         case BFA_PORT_ST_IOCDIS:
 174                 fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE;
 175                 break;
 176         case BFA_PORT_ST_UNINIT:
 177         case BFA_PORT_ST_ENABLING_QWAIT:
 178         case BFA_PORT_ST_ENABLING:
 179         case BFA_PORT_ST_DISABLING_QWAIT:
 180         case BFA_PORT_ST_DISABLING:
 181         default:
 182                 fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN;
 183                 break;
 184         }
 185 }
 186
 187 /*
 188  * FC transport template entry, get SCSI host active fc4s.
 189  */
 190 static void
 191 bfad_im_get_host_active_fc4s(struct Scsi_Host *shost)
 192 {
 193         struct bfad_im_port_s *im_port =
 194                         (struct bfad_im_port_s *) shost->hostdata[0];
 195         struct bfad_port_s    *port = im_port->port;
 196
 197         memset(fc_host_active_fc4s(shost), 0,
 198                sizeof(fc_host_active_fc4s(shost)));
 199
 200         if (port->supported_fc4s & BFA_LPORT_ROLE_FCP_IM)
 201                 fc_host_active_fc4s(shost)[2] = 1;
 202
 203         fc_host_active_fc4s(shost)[7] = 1;
 204 }
 205
 206 /*
 207  * FC transport template entry, get SCSI host link speed.
 208  */
 209 static void
 210 bfad_im_get_host_speed(struct Scsi_Host *shost)
 211 {
 212         struct bfad_im_port_s *im_port =
 213                         (struct bfad_im_port_s *) shost->hostdata[0];
 214         struct bfad_s         *bfad = im_port->bfad;
 215         struct bfa_port_attr_s attr;
 216
 217         bfa_fcport_get_attr(&bfad->bfa, &attr);
 218         switch (attr.speed) {
 219         case BFA_PORT_SPEED_10GBPS:
 220                 fc_host_speed(shost) = FC_PORTSPEED_10GBIT;
 221                 break;
 222         case BFA_PORT_SPEED_16GBPS:
 223                 fc_host_speed(shost) = FC_PORTSPEED_16GBIT;
 224                 break;
 225         case BFA_PORT_SPEED_8GBPS:
 226                 fc_host_speed(shost) = FC_PORTSPEED_8GBIT;
 227                 break;
 228         case BFA_PORT_SPEED_4GBPS:
 229                 fc_host_speed(shost) = FC_PORTSPEED_4GBIT;
 230                 break;
 231         case BFA_PORT_SPEED_2GBPS:
 232                 fc_host_speed(shost) = FC_PORTSPEED_2GBIT;
 233                 break;
 234         case BFA_PORT_SPEED_1GBPS:
 235                 fc_host_speed(shost) = FC_PORTSPEED_1GBIT;
 236                 break;
 237         default:
 238                 fc_host_speed(shost) = FC_PORTSPEED_UNKNOWN;
 239                 break;
 240         }
 241 }
 242
 243 /*
 244  * FC transport template entry, get SCSI host port type.
 245  */
 246 static void
 247 bfad_im_get_host_fabric_name(struct Scsi_Host *shost)
 248 {
 249         struct bfad_im_port_s *im_port =
 250                         (struct bfad_im_port_s *) shost->hostdata[0];
 251         struct bfad_port_s    *port = im_port->port;
 252         wwn_t           fabric_nwwn = 0;
 253
 254         fabric_nwwn = bfa_fcs_lport_get_fabric_name(port->fcs_port);
 255
 256         fc_host_fabric_name(shost) = cpu_to_be64(fabric_nwwn);
 257
 258 }
 259
 260 /*
 261  * FC transport template entry, get BFAD statistics.
 262  */
 263 static struct fc_host_statistics *
 264 bfad_im_get_stats(struct Scsi_Host *shost)
 265 {
 266         struct bfad_im_port_s *im_port =
 267                         (struct bfad_im_port_s *) shost->hostdata[0];
 268         struct bfad_s         *bfad = im_port->bfad;
 269         struct bfad_hal_comp fcomp;
 270         union bfa_port_stats_u *fcstats;
 271         struct fc_host_statistics *hstats;
 272         bfa_status_t    rc;
 273         unsigned long   flags;
 274
 275         fcstats = kzalloc(sizeof(union bfa_port_stats_u), GFP_KERNEL);
 276         if (fcstats == NULL)
 277                 return NULL;
 278
 279         hstats = &bfad->link_stats;
 280         init_completion(&fcomp.comp);
 281         spin_lock_irqsave(&bfad->bfad_lock, flags);
 282         memset(hstats, 0, sizeof(struct fc_host_statistics));
 283         rc = bfa_port_get_stats(BFA_FCPORT(&bfad->bfa),
 284                                 fcstats, bfad_hcb_comp, &fcomp);
 285         spin_unlock_irqrestore(&bfad->bfad_lock, flags);
 286         if (rc != BFA_STATUS_OK)
 287                 return NULL;
 288
 289         wait_for_completion(&fcomp.comp);
 290
 291         /* Fill the fc_host_statistics structure */
 292         hstats->seconds_since_last_reset = fcstats->fc.secs_reset;
 293         hstats->tx_frames = fcstats->fc.tx_frames;
 294         hstats->tx_words  = fcstats->fc.tx_words;
 295         hstats->rx_frames = fcstats->fc.rx_frames;
 296         hstats->rx_words  = fcstats->fc.rx_words;
 297         hstats->lip_count = fcstats->fc.lip_count;
 298         hstats->nos_count = fcstats->fc.nos_count;
 299         hstats->error_frames = fcstats->fc.error_frames;
 300         hstats->dumped_frames = fcstats->fc.dropped_frames;
 301         hstats->link_failure_count = fcstats->fc.link_failures;
 302         hstats->loss_of_sync_count = fcstats->fc.loss_of_syncs;
 303         hstats->loss_of_signal_count = fcstats->fc.loss_of_signals;
 304         hstats->prim_seq_protocol_err_count = fcstats->fc.primseq_errs;
 305         hstats->invalid_crc_count = fcstats->fc.invalid_crcs;
 306
 307         kfree(fcstats);
 308         return hstats;
 309 }
 310
 311 /*
 312  * FC transport template entry, reset BFAD statistics.
 313  */
 314 static void
 315 bfad_im_reset_stats(struct Scsi_Host *shost)
 316 {
 317         struct bfad_im_port_s *im_port =
 318                         (struct bfad_im_port_s *) shost->hostdata[0];
 319         struct bfad_s         *bfad = im_port->bfad;
 320         struct bfad_hal_comp fcomp;
 321         unsigned long   flags;
 322         bfa_status_t    rc;
 323
 324         init_completion(&fcomp.comp);
 325         spin_lock_irqsave(&bfad->bfad_lock, flags);
 326         rc = bfa_port_clear_stats(BFA_FCPORT(&bfad->bfa), bfad_hcb_comp,
 327                                         &fcomp);
 328         spin_unlock_irqrestore(&bfad->bfad_lock, flags);
 329
 330         if (rc != BFA_STATUS_OK)
 331                 return;
 332
 333         wait_for_completion(&fcomp.comp);
 334
 335         return;
 336 }
 337
 338 /*
 339  * FC transport template entry, set rport loss timeout.
 340  * Update dev_loss_tmo based on the value pushed down by the stack
 341  * In case it is lesser than path_tov of driver, set it to path_tov + 1
 342  * to ensure that the driver times out before the application
 343  */
 344 static void
 345 bfad_im_set_rport_loss_tmo(struct fc_rport *rport, u32 timeout)
 346 {
 347         struct bfad_itnim_data_s *itnim_data = rport->dd_data;
 348         struct bfad_itnim_s   *itnim = itnim_data->itnim;
 349         struct bfad_s         *bfad = itnim->im->bfad;
 350         uint16_t path_tov = bfa_fcpim_path_tov_get(&bfad->bfa);
 351
 352         rport->dev_loss_tmo = timeout;
 353         if (timeout < path_tov)
 354                 rport->dev_loss_tmo = path_tov + 1;
 355 }
 356
 357 static int
 358 bfad_im_vport_create(struct fc_vport *fc_vport, bool disable)
 359 {
 360         char *vname = fc_vport->symbolic_name;
 361         struct Scsi_Host *shost = fc_vport->shost;
 362         struct bfad_im_port_s *im_port =
 363                 (struct bfad_im_port_s *) shost->hostdata[0];
 364         struct bfad_s *bfad = im_port->bfad;
 365         struct bfa_lport_cfg_s port_cfg;
 366         struct bfad_vport_s *vp;
 367         int status = 0, rc;
 368         unsigned long flags;
 369
 370         memset(&port_cfg, 0, sizeof(port_cfg));
 371         u64_to_wwn(fc_vport->node_name, (u8 *)&port_cfg.nwwn);
 372         u64_to_wwn(fc_vport->port_name, (u8 *)&port_cfg.pwwn);
 373         if (strlen(vname) > 0)
 374                 strcpy((char *)&port_cfg.sym_name, vname);
 375         port_cfg.roles = BFA_LPORT_ROLE_FCP_IM;
 376
 377         spin_lock_irqsave(&bfad->bfad_lock, flags);
 378         list_for_each_entry(vp, &bfad->pbc_vport_list, list_entry) {
 379                 if (port_cfg.pwwn ==
 380                                 vp->fcs_vport.lport.port_cfg.pwwn) {
 381                         port_cfg.preboot_vp =
 382                                 vp->fcs_vport.lport.port_cfg.preboot_vp;
 383                         break;
 384                 }
 385         }
 386         spin_unlock_irqrestore(&bfad->bfad_lock, flags);
 387
 388         rc = bfad_vport_create(bfad, 0, &port_cfg, &fc_vport->dev);
 389         if (rc == BFA_STATUS_OK) {
 390                 struct bfad_vport_s *vport;
 391                 struct bfa_fcs_vport_s *fcs_vport;
 392                 struct Scsi_Host *vshost;
 393
 394                 spin_lock_irqsave(&bfad->bfad_lock, flags);
 395                 fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0,
 396                                         port_cfg.pwwn);
 397                 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
 398                 if (fcs_vport == NULL)
 399                         return VPCERR_BAD_WWN;
 400
 401                 fc_vport_set_state(fc_vport, FC_VPORT_ACTIVE);
 402                 if (disable) {
 403                         spin_lock_irqsave(&bfad->bfad_lock, flags);
 404                         bfa_fcs_vport_stop(fcs_vport);
 405                         spin_unlock_irqrestore(&bfad->bfad_lock, flags);
 406                         fc_vport_set_state(fc_vport, FC_VPORT_DISABLED);
 407                 }
 408
 409                 vport = fcs_vport->vport_drv;
 410                 vshost = vport->drv_port.im_port->shost;
 411                 fc_host_node_name(vshost) = wwn_to_u64((u8 *)&port_cfg.nwwn);
 412                 fc_host_port_name(vshost) = wwn_to_u64((u8 *)&port_cfg.pwwn);
 413                 fc_host_supported_classes(vshost) = FC_COS_CLASS3;
 414
 415                 memset(fc_host_supported_fc4s(vshost), 0,
 416                         sizeof(fc_host_supported_fc4s(vshost)));
 417
 418                 /* For FCP type 0x08 */
 419                 if (supported_fc4s & BFA_LPORT_ROLE_FCP_IM)
 420                         fc_host_supported_fc4s(vshost)[2] = 1;
 421
 422                 /* For fibre channel services type 0x20 */
 423                 fc_host_supported_fc4s(vshost)[7] = 1;
 424
 425                 fc_host_supported_speeds(vshost) =
 426                                 bfad_im_supported_speeds(&bfad->bfa);
 427                 fc_host_maxframe_size(vshost) =
 428                                 bfa_fcport_get_maxfrsize(&bfad->bfa);
 429
 430                 fc_vport->dd_data = vport;
 431                 vport->drv_port.im_port->fc_vport = fc_vport;
 432         } else if (rc == BFA_STATUS_INVALID_WWN)
 433                 return VPCERR_BAD_WWN;
 434         else if (rc == BFA_STATUS_VPORT_EXISTS)
 435                 return VPCERR_BAD_WWN;
 436         else if (rc == BFA_STATUS_VPORT_MAX)
 437                 return VPCERR_NO_FABRIC_SUPP;
 438         else if (rc == BFA_STATUS_VPORT_WWN_BP)
 439                 return VPCERR_BAD_WWN;
 440         else
 441                 return FC_VPORT_FAILED;
 442
 443         return status;
 444 }
 445
 446 int
 447 bfad_im_issue_fc_host_lip(struct Scsi_Host *shost)
 448 {
 449         struct bfad_im_port_s *im_port =
 450                         (struct bfad_im_port_s *) shost->hostdata[0];
 451         struct bfad_s *bfad = im_port->bfad;
 452         struct bfad_hal_comp fcomp;
 453         unsigned long flags;
 454         uint32_t status;
 455
 456         init_completion(&fcomp.comp);
 457         spin_lock_irqsave(&bfad->bfad_lock, flags);
 458         status = bfa_port_disable(&bfad->bfa.modules.port,
 459                                         bfad_hcb_comp, &fcomp);
 460         spin_unlock_irqrestore(&bfad->bfad_lock, flags);
 461
 462         if (status != BFA_STATUS_OK)
 463                 return -EIO;
 464
 465         wait_for_completion(&fcomp.comp);
 466         if (fcomp.status != BFA_STATUS_OK)
 467                 return -EIO;
 468
 469         spin_lock_irqsave(&bfad->bfad_lock, flags);
 470         status = bfa_port_enable(&bfad->bfa.modules.port,
 471                                         bfad_hcb_comp, &fcomp);
 472         spin_unlock_irqrestore(&bfad->bfad_lock, flags);
 473         if (status != BFA_STATUS_OK)
 474                 return -EIO;
 475
 476         wait_for_completion(&fcomp.comp);
 477         if (fcomp.status != BFA_STATUS_OK)
 478                 return -EIO;
 479
 480         return 0;
 481 }
 482
 483 static int
 484 bfad_im_vport_delete(struct fc_vport *fc_vport)
 485 {
 486         struct bfad_vport_s *vport = (struct bfad_vport_s *)fc_vport->dd_data;
 487         struct bfad_im_port_s *im_port =
 488                         (struct bfad_im_port_s *) vport->drv_port.im_port;
 489         struct bfad_s *bfad = im_port->bfad;
 490         struct bfa_fcs_vport_s *fcs_vport;
 491         struct Scsi_Host *vshost;
 492         wwn_t   pwwn;
 493         int rc;
 494         unsigned long flags;
 495         struct completion fcomp;
 496
 497         if (im_port->flags & BFAD_PORT_DELETE) {
 498                 bfad_scsi_host_free(bfad, im_port);
 499                 list_del(&vport->list_entry);
 500                 kfree(vport);
 501                 return 0;
 502         }
 503
 504         vshost = vport->drv_port.im_port->shost;
 505         u64_to_wwn(fc_host_port_name(vshost), (u8 *)&pwwn);
 506
 507         spin_lock_irqsave(&bfad->bfad_lock, flags);
 508         fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, pwwn);
 509         spin_unlock_irqrestore(&bfad->bfad_lock, flags);
 510
 511         if (fcs_vport == NULL)
 512                 return VPCERR_BAD_WWN;
 513
 514         vport->drv_port.flags |= BFAD_PORT_DELETE;
 515
 516         vport->comp_del = &fcomp;
 517         init_completion(vport->comp_del);
 518
 519         spin_lock_irqsave(&bfad->bfad_lock, flags);
 520         rc = bfa_fcs_vport_delete(&vport->fcs_vport);
 521         spin_unlock_irqrestore(&bfad->bfad_lock, flags);
 522
 523         if (rc == BFA_STATUS_PBC) {
 524                 vport->drv_port.flags &= ~BFAD_PORT_DELETE;
 525                 vport->comp_del = NULL;
 526                 return -1;
 527         }
 528
 529         wait_for_completion(vport->comp_del);
 530
 531         bfad_scsi_host_free(bfad, im_port);
 532         list_del(&vport->list_entry);
 533         kfree(vport);
 534
 535         return 0;
 536 }
 537
 538 static int
 539 bfad_im_vport_disable(struct fc_vport *fc_vport, bool disable)
 540 {
 541         struct bfad_vport_s *vport;
 542         struct bfad_s *bfad;
 543         struct bfa_fcs_vport_s *fcs_vport;
 544         struct Scsi_Host *vshost;
 545         wwn_t   pwwn;
 546         unsigned long flags;
 547
 548         vport = (struct bfad_vport_s *)fc_vport->dd_data;
 549         bfad = vport->drv_port.bfad;
 550         vshost = vport->drv_port.im_port->shost;
 551         u64_to_wwn(fc_host_port_name(vshost), (u8 *)&pwwn);
 552
 553         spin_lock_irqsave(&bfad->bfad_lock, flags);
 554         fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, pwwn);
 555         spin_unlock_irqrestore(&bfad->bfad_lock, flags);
 556
 557         if (fcs_vport == NULL)
 558                 return VPCERR_BAD_WWN;
 559
 560         if (disable) {
 561                 bfa_fcs_vport_stop(fcs_vport);
 562                 fc_vport_set_state(fc_vport, FC_VPORT_DISABLED);
 563         } else {
 564                 bfa_fcs_vport_start(fcs_vport);
 565                 fc_vport_set_state(fc_vport, FC_VPORT_ACTIVE);
 566         }
 567
 568         return 0;
 569 }
 570
 571 void
 572 bfad_im_vport_set_symbolic_name(struct fc_vport *fc_vport)
 573 {
 574         struct bfad_vport_s *vport = (struct bfad_vport_s *)fc_vport->dd_data;
 575         struct bfad_im_port_s *im_port =
 576                         (struct bfad_im_port_s *)vport->drv_port.im_port;
 577         struct bfad_s *bfad = im_port->bfad;
 578         struct Scsi_Host *vshost = vport->drv_port.im_port->shost;
 579         char *sym_name = fc_vport->symbolic_name;
 580         struct bfa_fcs_vport_s *fcs_vport;
 581         wwn_t   pwwn;
 582         unsigned long flags;
 583
 584         u64_to_wwn(fc_host_port_name(vshost), (u8 *)&pwwn);
 585
 586         spin_lock_irqsave(&bfad->bfad_lock, flags);
 587         fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, pwwn);
 588         spin_unlock_irqrestore(&bfad->bfad_lock, flags);
 589
 590         if (fcs_vport == NULL)
 591                 return;
 592
 593         spin_lock_irqsave(&bfad->bfad_lock, flags);
 594         if (strlen(sym_name) > 0)
 595                 bfa_fcs_lport_set_symname(&fcs_vport->lport, sym_name);
 596         spin_unlock_irqrestore(&bfad->bfad_lock, flags);
 597 }
 598
 599 struct fc_function_template bfad_im_fc_function_template = {
 600
 601         /* Target dynamic attributes */
 602         .get_starget_port_id = bfad_im_get_starget_port_id,
 603         .show_starget_port_id = 1,
 604         .get_starget_node_name = bfad_im_get_starget_node_name,
 605         .show_starget_node_name = 1,
 606         .get_starget_port_name = bfad_im_get_starget_port_name,
 607         .show_starget_port_name = 1,
 608
 609         /* Host dynamic attribute */
 610         .get_host_port_id = bfad_im_get_host_port_id,
 611         .show_host_port_id = 1,
 612
 613         /* Host fixed attributes */
 614         .show_host_node_name = 1,
 615         .show_host_port_name = 1,
 616         .show_host_supported_classes = 1,
 617         .show_host_supported_fc4s = 1,
 618         .show_host_supported_speeds = 1,
 619         .show_host_maxframe_size = 1,
 620
 621         /* More host dynamic attributes */
 622         .show_host_port_type = 1,
 623         .get_host_port_type = bfad_im_get_host_port_type,
 624         .show_host_port_state = 1,
 625         .get_host_port_state = bfad_im_get_host_port_state,
 626         .show_host_active_fc4s = 1,
 627         .get_host_active_fc4s = bfad_im_get_host_active_fc4s,
 628         .show_host_speed = 1,
 629         .get_host_speed = bfad_im_get_host_speed,
 630         .show_host_fabric_name = 1,
 631         .get_host_fabric_name = bfad_im_get_host_fabric_name,
 632
 633         .show_host_symbolic_name = 1,
 634
 635         /* Statistics */
 636         .get_fc_host_stats = bfad_im_get_stats,
 637         .reset_fc_host_stats = bfad_im_reset_stats,
 638
 639         /* Allocation length for host specific data */
 640         .dd_fcrport_size = sizeof(struct bfad_itnim_data_s *),
 641
 642         /* Remote port fixed attributes */
 643         .show_rport_maxframe_size = 1,
 644         .show_rport_supported_classes = 1,
 645         .show_rport_dev_loss_tmo = 1,
 646         .set_rport_dev_loss_tmo = bfad_im_set_rport_loss_tmo,
 647         .issue_fc_host_lip = bfad_im_issue_fc_host_lip,
 648         .vport_create = bfad_im_vport_create,
 649         .vport_delete = bfad_im_vport_delete,
 650         .vport_disable = bfad_im_vport_disable,
 651         .set_vport_symbolic_name = bfad_im_vport_set_symbolic_name,
 652         .bsg_request = bfad_im_bsg_request,
 653         .bsg_timeout = bfad_im_bsg_timeout,
 654 };
 655
 656 struct fc_function_template bfad_im_vport_fc_function_template = {
 657
 658         /* Target dynamic attributes */
 659         .get_starget_port_id = bfad_im_get_starget_port_id,
 660         .show_starget_port_id = 1,
 661         .get_starget_node_name = bfad_im_get_starget_node_name,
 662         .show_starget_node_name = 1,
 663         .get_starget_port_name = bfad_im_get_starget_port_name,
 664         .show_starget_port_name = 1,
 665
 666         /* Host dynamic attribute */
 667         .get_host_port_id = bfad_im_get_host_port_id,
 668         .show_host_port_id = 1,
 669
 670         /* Host fixed attributes */
 671         .show_host_node_name = 1,
 672         .show_host_port_name = 1,
 673         .show_host_supported_classes = 1,
 674         .show_host_supported_fc4s = 1,
 675         .show_host_supported_speeds = 1,
 676         .show_host_maxframe_size = 1,
 677
 678         /* More host dynamic attributes */
 679         .show_host_port_type = 1,
 680         .get_host_port_type = bfad_im_get_host_port_type,
 681         .show_host_port_state = 1,
 682         .get_host_port_state = bfad_im_get_host_port_state,
 683         .show_host_active_fc4s = 1,
 684         .get_host_active_fc4s = bfad_im_get_host_active_fc4s,
 685         .show_host_speed = 1,
 686         .get_host_speed = bfad_im_get_host_speed,
 687         .show_host_fabric_name = 1,
 688         .get_host_fabric_name = bfad_im_get_host_fabric_name,
 689
 690         .show_host_symbolic_name = 1,
 691
 692         /* Statistics */
 693         .get_fc_host_stats = bfad_im_get_stats,
 694         .reset_fc_host_stats = bfad_im_reset_stats,
 695
 696         /* Allocation length for host specific data */
 697         .dd_fcrport_size = sizeof(struct bfad_itnim_data_s *),
 698
 699         /* Remote port fixed attributes */
 700         .show_rport_maxframe_size = 1,
 701         .show_rport_supported_classes = 1,
 702         .show_rport_dev_loss_tmo = 1,
 703         .set_rport_dev_loss_tmo = bfad_im_set_rport_loss_tmo,
 704 };
 705
 706 /*
 707  *  Scsi_Host_attrs SCSI host attributes
 708  */
 709 static ssize_t
 710 bfad_im_serial_num_show(struct device *dev, struct device_attribute *attr,
 711                          char *buf)
 712 {
 713         struct Scsi_Host *shost = class_to_shost(dev);
 714         struct bfad_im_port_s *im_port =
 715                         (struct bfad_im_port_s *) shost->hostdata[0];
 716         struct bfad_s *bfad = im_port->bfad;
 717         char serial_num[BFA_ADAPTER_SERIAL_NUM_LEN];
 718
 719         bfa_get_adapter_serial_num(&bfad->bfa, serial_num);
 720         return snprintf(buf, PAGE_SIZE, "%s\n", serial_num);
 721 }
 722
 723 static ssize_t
 724 bfad_im_model_show(struct device *dev, struct device_attribute *attr,
 725                         char *buf)
 726 {
 727         struct Scsi_Host *shost = class_to_shost(dev);
 728         struct bfad_im_port_s *im_port =
 729                         (struct bfad_im_port_s *) shost->hostdata[0];
 730         struct bfad_s *bfad = im_port->bfad;
 731         char model[BFA_ADAPTER_MODEL_NAME_LEN];
 732
 733         bfa_get_adapter_model(&bfad->bfa, model);
 734         return snprintf(buf, PAGE_SIZE, "%s\n", model);
 735 }
 736
 737 static ssize_t
 738 bfad_im_model_desc_show(struct device *dev, struct device_attribute *attr,
 739                                  char *buf)
 740 {
 741         struct Scsi_Host *shost = class_to_shost(dev);
 742         struct bfad_im_port_s *im_port =
 743                         (struct bfad_im_port_s *) shost->hostdata[0];
 744         struct bfad_s *bfad = im_port->bfad;
 745         char model[BFA_ADAPTER_MODEL_NAME_LEN];
 746         char model_descr[BFA_ADAPTER_MODEL_DESCR_LEN];
 747         int nports = 0;
 748
 749         bfa_get_adapter_model(&bfad->bfa, model);
 750         nports = bfa_get_nports(&bfad->bfa);
 751         if (!strcmp(model, "QLogic-425"))
 752                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 753                         "QLogic BR-series 4Gbps PCIe dual port FC HBA");
 754         else if (!strcmp(model, "QLogic-825"))
 755                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 756                         "QLogic BR-series 8Gbps PCIe dual port FC HBA");
 757         else if (!strcmp(model, "QLogic-42B"))
 758                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 759                         "QLogic BR-series 4Gbps PCIe dual port FC HBA for HP");
 760         else if (!strcmp(model, "QLogic-82B"))
 761                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 762                         "QLogic BR-series 8Gbps PCIe dual port FC HBA for HP");
 763         else if (!strcmp(model, "QLogic-1010"))
 764                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 765                         "QLogic BR-series 10Gbps single port CNA");
 766         else if (!strcmp(model, "QLogic-1020"))
 767                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 768                         "QLogic BR-series 10Gbps dual port CNA");
 769         else if (!strcmp(model, "QLogic-1007"))
 770                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 771                         "QLogic BR-series 10Gbps CNA for IBM Blade Center");
 772         else if (!strcmp(model, "QLogic-415"))
 773                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 774                         "QLogic BR-series 4Gbps PCIe single port FC HBA");
 775         else if (!strcmp(model, "QLogic-815"))
 776                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 777                         "QLogic BR-series 8Gbps PCIe single port FC HBA");
 778         else if (!strcmp(model, "QLogic-41B"))
 779                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 780                         "QLogic BR-series 4Gbps PCIe single port FC HBA for HP");
 781         else if (!strcmp(model, "QLogic-81B"))
 782                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 783                         "QLogic BR-series 8Gbps PCIe single port FC HBA for HP");
 784         else if (!strcmp(model, "QLogic-804"))
 785                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 786                         "QLogic BR-series 8Gbps FC HBA for HP Bladesystem C-class");
 787         else if (!strcmp(model, "QLogic-1741"))
 788                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 789                         "QLogic BR-series 10Gbps CNA for Dell M-Series Blade Servers");
 790         else if (strstr(model, "QLogic-1860")) {
 791                 if (nports == 1 && bfa_ioc_is_cna(&bfad->bfa.ioc))
 792                         snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 793                                 "QLogic BR-series 10Gbps single port CNA");
 794                 else if (nports == 1 && !bfa_ioc_is_cna(&bfad->bfa.ioc))
 795                         snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 796                                 "QLogic BR-series 16Gbps PCIe single port FC HBA");
 797                 else if (nports == 2 && bfa_ioc_is_cna(&bfad->bfa.ioc))
 798                         snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 799                                 "QLogic BR-series 10Gbps dual port CNA");
 800                 else if (nports == 2 && !bfa_ioc_is_cna(&bfad->bfa.ioc))
 801                         snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 802                                 "QLogic BR-series 16Gbps PCIe dual port FC HBA");
 803         } else if (!strcmp(model, "QLogic-1867")) {
 804                 if (nports == 1 && !bfa_ioc_is_cna(&bfad->bfa.ioc))
 805                         snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 806                                 "QLogic BR-series 16Gbps PCIe single port FC HBA for IBM");
 807                 else if (nports == 2 && !bfa_ioc_is_cna(&bfad->bfa.ioc))
 808                         snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 809                                 "QLogic BR-series 16Gbps PCIe dual port FC HBA for IBM");
 810         } else
 811                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 812                         "Invalid Model");
 813
 814         return snprintf(buf, PAGE_SIZE, "%s\n", model_descr);
 815 }
 816
 817 static ssize_t
 818 bfad_im_node_name_show(struct device *dev, struct device_attribute *attr,
 819                                  char *buf)
 820 {
 821         struct Scsi_Host *shost = class_to_shost(dev);
 822         struct bfad_im_port_s *im_port =
 823                         (struct bfad_im_port_s *) shost->hostdata[0];
 824         struct bfad_port_s    *port = im_port->port;
 825         u64        nwwn;
 826
 827         nwwn = bfa_fcs_lport_get_nwwn(port->fcs_port);
 828         return snprintf(buf, PAGE_SIZE, "0x%llx\n", cpu_to_be64(nwwn));
 829 }
 830
 831 static ssize_t
 832 bfad_im_symbolic_name_show(struct device *dev, struct device_attribute *attr,
 833                                  char *buf)
 834 {
 835         struct Scsi_Host *shost = class_to_shost(dev);
 836         struct bfad_im_port_s *im_port =
 837                         (struct bfad_im_port_s *) shost->hostdata[0];
 838         struct bfad_s *bfad = im_port->bfad;
 839         struct bfa_lport_attr_s port_attr;
 840         char symname[BFA_SYMNAME_MAXLEN];
 841
 842         bfa_fcs_lport_get_attr(&bfad->bfa_fcs.fabric.bport, &port_attr);
 843         strlcpy(symname, port_attr.port_cfg.sym_name.symname,
 844                         BFA_SYMNAME_MAXLEN);
 845         return snprintf(buf, PAGE_SIZE, "%s\n", symname);
 846 }
 847
 848 static ssize_t
 849 bfad_im_hw_version_show(struct device *dev, struct device_attribute *attr,
 850                                 char *buf)
 851 {
 852         struct Scsi_Host *shost = class_to_shost(dev);
 853         struct bfad_im_port_s *im_port =
 854                         (struct bfad_im_port_s *) shost->hostdata[0];
 855         struct bfad_s *bfad = im_port->bfad;
 856         char hw_ver[BFA_VERSION_LEN];
 857
 858         bfa_get_pci_chip_rev(&bfad->bfa, hw_ver);
 859         return snprintf(buf, PAGE_SIZE, "%s\n", hw_ver);
 860 }
 861
 862 static ssize_t
 863 bfad_im_drv_version_show(struct device *dev, struct device_attribute *attr,
 864                                 char *buf)
 865 {
 866         return snprintf(buf, PAGE_SIZE, "%s\n", BFAD_DRIVER_VERSION);
 867 }
 868
 869 static ssize_t
 870 bfad_im_optionrom_version_show(struct device *dev,
 871                          struct device_attribute *attr, char *buf)
 872 {
 873         struct Scsi_Host *shost = class_to_shost(dev);
 874         struct bfad_im_port_s *im_port =
 875                         (struct bfad_im_port_s *) shost->hostdata[0];
 876         struct bfad_s *bfad = im_port->bfad;
 877         char optrom_ver[BFA_VERSION_LEN];
 878
 879         bfa_get_adapter_optrom_ver(&bfad->bfa, optrom_ver);
 880         return snprintf(buf, PAGE_SIZE, "%s\n", optrom_ver);
 881 }
 882
 883 static ssize_t
 884 bfad_im_fw_version_show(struct device *dev, struct device_attribute *attr,
 885                                  char *buf)
 886 {
 887         struct Scsi_Host *shost = class_to_shost(dev);
 888         struct bfad_im_port_s *im_port =
 889                         (struct bfad_im_port_s *) shost->hostdata[0];
 890         struct bfad_s *bfad = im_port->bfad;
 891         char fw_ver[BFA_VERSION_LEN];
 892
 893         bfa_get_adapter_fw_ver(&bfad->bfa, fw_ver);
 894         return snprintf(buf, PAGE_SIZE, "%s\n", fw_ver);
 895 }
 896
 897 static ssize_t
 898 bfad_im_num_of_ports_show(struct device *dev, struct device_attribute *attr,
 899                                 char *buf)
 900 {
 901         struct Scsi_Host *shost = class_to_shost(dev);
 902         struct bfad_im_port_s *im_port =
 903                         (struct bfad_im_port_s *) shost->hostdata[0];
 904         struct bfad_s *bfad = im_port->bfad;
 905
 906         return snprintf(buf, PAGE_SIZE, "%d\n",
 907                         bfa_get_nports(&bfad->bfa));
 908 }
 909
 910 static ssize_t
 911 bfad_im_drv_name_show(struct device *dev, struct device_attribute *attr,
 912                                 char *buf)
 913 {
 914         return snprintf(buf, PAGE_SIZE, "%s\n", BFAD_DRIVER_NAME);
 915 }
 916
 917 static ssize_t
 918 bfad_im_num_of_discovered_ports_show(struct device *dev,
 919                         struct device_attribute *attr, char *buf)
 920 {
 921         struct Scsi_Host *shost = class_to_shost(dev);
 922         struct bfad_im_port_s *im_port =
 923                         (struct bfad_im_port_s *) shost->hostdata[0];
 924         struct bfad_port_s    *port = im_port->port;
 925         struct bfad_s         *bfad = im_port->bfad;
 926         int        nrports = 2048;
 927         struct bfa_rport_qualifier_s *rports = NULL;
 928         unsigned long   flags;
 929
 930         rports = kcalloc(nrports, sizeof(struct bfa_rport_qualifier_s),
 931                          GFP_ATOMIC);
 932         if (rports == NULL)
 933                 return snprintf(buf, PAGE_SIZE, "Failed\n");
 934
 935         spin_lock_irqsave(&bfad->bfad_lock, flags);
 936         bfa_fcs_lport_get_rport_quals(port->fcs_port, rports, &nrports);
 937         spin_unlock_irqrestore(&bfad->bfad_lock, flags);
 938         kfree(rports);
 939
 940         return snprintf(buf, PAGE_SIZE, "%d\n", nrports);
 941 }
 942
 943 static          DEVICE_ATTR(serial_number, S_IRUGO,
 944                                 bfad_im_serial_num_show, NULL);
 945 static          DEVICE_ATTR(model, S_IRUGO, bfad_im_model_show, NULL);
 946 static          DEVICE_ATTR(model_description, S_IRUGO,
 947                                 bfad_im_model_desc_show, NULL);
 948 static          DEVICE_ATTR(node_name, S_IRUGO, bfad_im_node_name_show, NULL);
 949 static          DEVICE_ATTR(symbolic_name, S_IRUGO,
 950                                 bfad_im_symbolic_name_show, NULL);
 951 static          DEVICE_ATTR(hardware_version, S_IRUGO,
 952                                 bfad_im_hw_version_show, NULL);
 953 static          DEVICE_ATTR(driver_version, S_IRUGO,
 954                                 bfad_im_drv_version_show, NULL);
 955 static          DEVICE_ATTR(option_rom_version, S_IRUGO,
 956                                 bfad_im_optionrom_version_show, NULL);
 957 static          DEVICE_ATTR(firmware_version, S_IRUGO,
 958                                 bfad_im_fw_version_show, NULL);
 959 static          DEVICE_ATTR(number_of_ports, S_IRUGO,
 960                                 bfad_im_num_of_ports_show, NULL);
 961 static          DEVICE_ATTR(driver_name, S_IRUGO, bfad_im_drv_name_show, NULL);
 962 static          DEVICE_ATTR(number_of_discovered_ports, S_IRUGO,
 963                                 bfad_im_num_of_discovered_ports_show, NULL);
 964
 965 struct device_attribute *bfad_im_host_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 struct device_attribute *bfad_im_vport_attrs[] = {
 982         &dev_attr_serial_number,
 983         &dev_attr_model,
 984         &dev_attr_model_description,
 985         &dev_attr_node_name,
 986         &dev_attr_symbolic_name,
 987         &dev_attr_hardware_version,
 988         &dev_attr_driver_version,
 989         &dev_attr_option_rom_version,
 990         &dev_attr_firmware_version,
 991         &dev_attr_number_of_ports,
 992         &dev_attr_driver_name,
 993         &dev_attr_number_of_discovered_ports,
 994         NULL,
 995 };
 996
 997