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_8GBPS:
 222                 fc_host_speed(shost) = FC_PORTSPEED_8GBIT;
 223                 break;
 224         case BFA_PORT_SPEED_4GBPS:
 225                 fc_host_speed(shost) = FC_PORTSPEED_4GBIT;
 226                 break;
 227         case BFA_PORT_SPEED_2GBPS:
 228                 fc_host_speed(shost) = FC_PORTSPEED_2GBIT;
 229                 break;
 230         case BFA_PORT_SPEED_1GBPS:
 231                 fc_host_speed(shost) = FC_PORTSPEED_1GBIT;
 232                 break;
 233         default:
 234                 fc_host_speed(shost) = FC_PORTSPEED_UNKNOWN;
 235                 break;
 236         }
 237 }
 238
 239 /*
 240  * FC transport template entry, get SCSI host port type.
 241  */
 242 static void
 243 bfad_im_get_host_fabric_name(struct Scsi_Host *shost)
 244 {
 245         struct bfad_im_port_s *im_port =
 246                         (struct bfad_im_port_s *) shost->hostdata[0];
 247         struct bfad_port_s    *port = im_port->port;
 248         wwn_t           fabric_nwwn = 0;
 249
 250         fabric_nwwn = bfa_fcs_lport_get_fabric_name(port->fcs_port);
 251
 252         fc_host_fabric_name(shost) = cpu_to_be64(fabric_nwwn);
 253
 254 }
 255
 256 /*
 257  * FC transport template entry, get BFAD statistics.
 258  */
 259 static struct fc_host_statistics *
 260 bfad_im_get_stats(struct Scsi_Host *shost)
 261 {
 262         struct bfad_im_port_s *im_port =
 263                         (struct bfad_im_port_s *) shost->hostdata[0];
 264         struct bfad_s         *bfad = im_port->bfad;
 265         struct bfad_hal_comp fcomp;
 266         union bfa_port_stats_u *fcstats;
 267         struct fc_host_statistics *hstats;
 268         bfa_status_t    rc;
 269         unsigned long   flags;
 270
 271         fcstats = kzalloc(sizeof(union bfa_port_stats_u), GFP_KERNEL);
 272         if (fcstats == NULL)
 273                 return NULL;
 274
 275         hstats = &bfad->link_stats;
 276         init_completion(&fcomp.comp);
 277         spin_lock_irqsave(&bfad->bfad_lock, flags);
 278         memset(hstats, 0, sizeof(struct fc_host_statistics));
 279         rc = bfa_port_get_stats(BFA_FCPORT(&bfad->bfa),
 280                                 fcstats, bfad_hcb_comp, &fcomp);
 281         spin_unlock_irqrestore(&bfad->bfad_lock, flags);
 282         if (rc != BFA_STATUS_OK)
 283                 return NULL;
 284
 285         wait_for_completion(&fcomp.comp);
 286
 287         /* Fill the fc_host_statistics structure */
 288         hstats->seconds_since_last_reset = fcstats->fc.secs_reset;
 289         hstats->tx_frames = fcstats->fc.tx_frames;
 290         hstats->tx_words  = fcstats->fc.tx_words;
 291         hstats->rx_frames = fcstats->fc.rx_frames;
 292         hstats->rx_words  = fcstats->fc.rx_words;
 293         hstats->lip_count = fcstats->fc.lip_count;
 294         hstats->nos_count = fcstats->fc.nos_count;
 295         hstats->error_frames = fcstats->fc.error_frames;
 296         hstats->dumped_frames = fcstats->fc.dropped_frames;
 297         hstats->link_failure_count = fcstats->fc.link_failures;
 298         hstats->loss_of_sync_count = fcstats->fc.loss_of_syncs;
 299         hstats->loss_of_signal_count = fcstats->fc.loss_of_signals;
 300         hstats->prim_seq_protocol_err_count = fcstats->fc.primseq_errs;
 301         hstats->invalid_crc_count = fcstats->fc.invalid_crcs;
 302
 303         kfree(fcstats);
 304         return hstats;
 305 }
 306
 307 /*
 308  * FC transport template entry, reset BFAD statistics.
 309  */
 310 static void
 311 bfad_im_reset_stats(struct Scsi_Host *shost)
 312 {
 313         struct bfad_im_port_s *im_port =
 314                         (struct bfad_im_port_s *) shost->hostdata[0];
 315         struct bfad_s         *bfad = im_port->bfad;
 316         struct bfad_hal_comp fcomp;
 317         unsigned long   flags;
 318         bfa_status_t    rc;
 319
 320         init_completion(&fcomp.comp);
 321         spin_lock_irqsave(&bfad->bfad_lock, flags);
 322         rc = bfa_port_clear_stats(BFA_FCPORT(&bfad->bfa), bfad_hcb_comp,
 323                                         &fcomp);
 324         spin_unlock_irqrestore(&bfad->bfad_lock, flags);
 325
 326         if (rc != BFA_STATUS_OK)
 327                 return;
 328
 329         wait_for_completion(&fcomp.comp);
 330
 331         return;
 332 }
 333
 334 /*
 335  * FC transport template entry, get rport loss timeout.
 336  */
 337 static void
 338 bfad_im_get_rport_loss_tmo(struct fc_rport *rport)
 339 {
 340         struct bfad_itnim_data_s *itnim_data = rport->dd_data;
 341         struct bfad_itnim_s   *itnim = itnim_data->itnim;
 342         struct bfad_s         *bfad = itnim->im->bfad;
 343         unsigned long   flags;
 344
 345         spin_lock_irqsave(&bfad->bfad_lock, flags);
 346         rport->dev_loss_tmo = bfa_fcpim_path_tov_get(&bfad->bfa);
 347         spin_unlock_irqrestore(&bfad->bfad_lock, flags);
 348 }
 349
 350 /*
 351  * FC transport template entry, set rport loss timeout.
 352  */
 353 static void
 354 bfad_im_set_rport_loss_tmo(struct fc_rport *rport, u32 timeout)
 355 {
 356         struct bfad_itnim_data_s *itnim_data = rport->dd_data;
 357         struct bfad_itnim_s   *itnim = itnim_data->itnim;
 358         struct bfad_s         *bfad = itnim->im->bfad;
 359         unsigned long   flags;
 360
 361         if (timeout > 0) {
 362                 spin_lock_irqsave(&bfad->bfad_lock, flags);
 363                 bfa_fcpim_path_tov_set(&bfad->bfa, timeout);
 364                 rport->dev_loss_tmo = bfa_fcpim_path_tov_get(&bfad->bfa);
 365                 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
 366         }
 367
 368 }
 369
 370 static int
 371 bfad_im_vport_create(struct fc_vport *fc_vport, bool disable)
 372 {
 373         char *vname = fc_vport->symbolic_name;
 374         struct Scsi_Host *shost = fc_vport->shost;
 375         struct bfad_im_port_s *im_port =
 376                 (struct bfad_im_port_s *) shost->hostdata[0];
 377         struct bfad_s *bfad = im_port->bfad;
 378         struct bfa_lport_cfg_s port_cfg;
 379         struct bfad_vport_s *vp;
 380         int status = 0, rc;
 381         unsigned long flags;
 382
 383         memset(&port_cfg, 0, sizeof(port_cfg));
 384         u64_to_wwn(fc_vport->node_name, (u8 *)&port_cfg.nwwn);
 385         u64_to_wwn(fc_vport->port_name, (u8 *)&port_cfg.pwwn);
 386         if (strlen(vname) > 0)
 387                 strcpy((char *)&port_cfg.sym_name, vname);
 388         port_cfg.roles = BFA_LPORT_ROLE_FCP_IM;
 389
 390         spin_lock_irqsave(&bfad->bfad_lock, flags);
 391         list_for_each_entry(vp, &bfad->pbc_vport_list, list_entry) {
 392                 if (port_cfg.pwwn ==
 393                                 vp->fcs_vport.lport.port_cfg.pwwn) {
 394                         port_cfg.preboot_vp =
 395                                 vp->fcs_vport.lport.port_cfg.preboot_vp;
 396                         break;
 397                 }
 398         }
 399         spin_unlock_irqrestore(&bfad->bfad_lock, flags);
 400
 401         rc = bfad_vport_create(bfad, 0, &port_cfg, &fc_vport->dev);
 402         if (rc == BFA_STATUS_OK) {
 403                 struct bfad_vport_s *vport;
 404                 struct bfa_fcs_vport_s *fcs_vport;
 405                 struct Scsi_Host *vshost;
 406
 407                 spin_lock_irqsave(&bfad->bfad_lock, flags);
 408                 fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0,
 409                                         port_cfg.pwwn);
 410                 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
 411                 if (fcs_vport == NULL)
 412                         return VPCERR_BAD_WWN;
 413
 414                 fc_vport_set_state(fc_vport, FC_VPORT_ACTIVE);
 415                 if (disable) {
 416                         spin_lock_irqsave(&bfad->bfad_lock, flags);
 417                         bfa_fcs_vport_stop(fcs_vport);
 418                         spin_unlock_irqrestore(&bfad->bfad_lock, flags);
 419                         fc_vport_set_state(fc_vport, FC_VPORT_DISABLED);
 420                 }
 421
 422                 vport = fcs_vport->vport_drv;
 423                 vshost = vport->drv_port.im_port->shost;
 424                 fc_host_node_name(vshost) = wwn_to_u64((u8 *)&port_cfg.nwwn);
 425                 fc_host_port_name(vshost) = wwn_to_u64((u8 *)&port_cfg.pwwn);
 426                 fc_vport->dd_data = vport;
 427                 vport->drv_port.im_port->fc_vport = fc_vport;
 428         } else if (rc == BFA_STATUS_INVALID_WWN)
 429                 return VPCERR_BAD_WWN;
 430         else if (rc == BFA_STATUS_VPORT_EXISTS)
 431                 return VPCERR_BAD_WWN;
 432         else if (rc == BFA_STATUS_VPORT_MAX)
 433                 return VPCERR_NO_FABRIC_SUPP;
 434         else if (rc == BFA_STATUS_VPORT_WWN_BP)
 435                 return VPCERR_BAD_WWN;
 436         else
 437                 return FC_VPORT_FAILED;
 438
 439         return status;
 440 }
 441
 442 static int
 443 bfad_im_vport_delete(struct fc_vport *fc_vport)
 444 {
 445         struct bfad_vport_s *vport = (struct bfad_vport_s *)fc_vport->dd_data;
 446         struct bfad_im_port_s *im_port =
 447                         (struct bfad_im_port_s *) vport->drv_port.im_port;
 448         struct bfad_s *bfad = im_port->bfad;
 449         struct bfad_port_s *port;
 450         struct bfa_fcs_vport_s *fcs_vport;
 451         struct Scsi_Host *vshost;
 452         wwn_t   pwwn;
 453         int rc;
 454         unsigned long flags;
 455         struct completion fcomp;
 456
 457         if (im_port->flags & BFAD_PORT_DELETE)
 458                 goto free_scsi_host;
 459
 460         port = im_port->port;
 461
 462         vshost = vport->drv_port.im_port->shost;
 463         u64_to_wwn(fc_host_port_name(vshost), (u8 *)&pwwn);
 464
 465         spin_lock_irqsave(&bfad->bfad_lock, flags);
 466         fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, pwwn);
 467         spin_unlock_irqrestore(&bfad->bfad_lock, flags);
 468
 469         if (fcs_vport == NULL)
 470                 return VPCERR_BAD_WWN;
 471
 472         vport->drv_port.flags |= BFAD_PORT_DELETE;
 473
 474         vport->comp_del = &fcomp;
 475         init_completion(vport->comp_del);
 476
 477         spin_lock_irqsave(&bfad->bfad_lock, flags);
 478         rc = bfa_fcs_vport_delete(&vport->fcs_vport);
 479         spin_unlock_irqrestore(&bfad->bfad_lock, flags);
 480
 481         if (rc == BFA_STATUS_PBC) {
 482                 vport->drv_port.flags &= ~BFAD_PORT_DELETE;
 483                 vport->comp_del = NULL;
 484                 return -1;
 485         }
 486
 487         wait_for_completion(vport->comp_del);
 488
 489 free_scsi_host:
 490         bfad_scsi_host_free(bfad, im_port);
 491
 492         kfree(vport);
 493
 494         return 0;
 495 }
 496
 497 static int
 498 bfad_im_vport_disable(struct fc_vport *fc_vport, bool disable)
 499 {
 500         struct bfad_vport_s *vport;
 501         struct bfad_s *bfad;
 502         struct bfa_fcs_vport_s *fcs_vport;
 503         struct Scsi_Host *vshost;
 504         wwn_t   pwwn;
 505         unsigned long flags;
 506
 507         vport = (struct bfad_vport_s *)fc_vport->dd_data;
 508         bfad = vport->drv_port.bfad;
 509         vshost = vport->drv_port.im_port->shost;
 510         u64_to_wwn(fc_host_port_name(vshost), (u8 *)&pwwn);
 511
 512         spin_lock_irqsave(&bfad->bfad_lock, flags);
 513         fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, pwwn);
 514         spin_unlock_irqrestore(&bfad->bfad_lock, flags);
 515
 516         if (fcs_vport == NULL)
 517                 return VPCERR_BAD_WWN;
 518
 519         if (disable) {
 520                 bfa_fcs_vport_stop(fcs_vport);
 521                 fc_vport_set_state(fc_vport, FC_VPORT_DISABLED);
 522         } else {
 523                 bfa_fcs_vport_start(fcs_vport);
 524                 fc_vport_set_state(fc_vport, FC_VPORT_ACTIVE);
 525         }
 526
 527         return 0;
 528 }
 529
 530 struct fc_function_template bfad_im_fc_function_template = {
 531
 532         /* Target dynamic attributes */
 533         .get_starget_port_id = bfad_im_get_starget_port_id,
 534         .show_starget_port_id = 1,
 535         .get_starget_node_name = bfad_im_get_starget_node_name,
 536         .show_starget_node_name = 1,
 537         .get_starget_port_name = bfad_im_get_starget_port_name,
 538         .show_starget_port_name = 1,
 539
 540         /* Host dynamic attribute */
 541         .get_host_port_id = bfad_im_get_host_port_id,
 542         .show_host_port_id = 1,
 543
 544         /* Host fixed attributes */
 545         .show_host_node_name = 1,
 546         .show_host_port_name = 1,
 547         .show_host_supported_classes = 1,
 548         .show_host_supported_fc4s = 1,
 549         .show_host_supported_speeds = 1,
 550         .show_host_maxframe_size = 1,
 551
 552         /* More host dynamic attributes */
 553         .show_host_port_type = 1,
 554         .get_host_port_type = bfad_im_get_host_port_type,
 555         .show_host_port_state = 1,
 556         .get_host_port_state = bfad_im_get_host_port_state,
 557         .show_host_active_fc4s = 1,
 558         .get_host_active_fc4s = bfad_im_get_host_active_fc4s,
 559         .show_host_speed = 1,
 560         .get_host_speed = bfad_im_get_host_speed,
 561         .show_host_fabric_name = 1,
 562         .get_host_fabric_name = bfad_im_get_host_fabric_name,
 563
 564         .show_host_symbolic_name = 1,
 565
 566         /* Statistics */
 567         .get_fc_host_stats = bfad_im_get_stats,
 568         .reset_fc_host_stats = bfad_im_reset_stats,
 569
 570         /* Allocation length for host specific data */
 571         .dd_fcrport_size = sizeof(struct bfad_itnim_data_s *),
 572
 573         /* Remote port fixed attributes */
 574         .show_rport_maxframe_size = 1,
 575         .show_rport_supported_classes = 1,
 576         .show_rport_dev_loss_tmo = 1,
 577         .get_rport_dev_loss_tmo = bfad_im_get_rport_loss_tmo,
 578         .set_rport_dev_loss_tmo = bfad_im_set_rport_loss_tmo,
 579
 580         .vport_create = bfad_im_vport_create,
 581         .vport_delete = bfad_im_vport_delete,
 582         .vport_disable = bfad_im_vport_disable,
 583 };
 584
 585 struct fc_function_template bfad_im_vport_fc_function_template = {
 586
 587         /* Target dynamic attributes */
 588         .get_starget_port_id = bfad_im_get_starget_port_id,
 589         .show_starget_port_id = 1,
 590         .get_starget_node_name = bfad_im_get_starget_node_name,
 591         .show_starget_node_name = 1,
 592         .get_starget_port_name = bfad_im_get_starget_port_name,
 593         .show_starget_port_name = 1,
 594
 595         /* Host dynamic attribute */
 596         .get_host_port_id = bfad_im_get_host_port_id,
 597         .show_host_port_id = 1,
 598
 599         /* Host fixed attributes */
 600         .show_host_node_name = 1,
 601         .show_host_port_name = 1,
 602         .show_host_supported_classes = 1,
 603         .show_host_supported_fc4s = 1,
 604         .show_host_supported_speeds = 1,
 605         .show_host_maxframe_size = 1,
 606
 607         /* More host dynamic attributes */
 608         .show_host_port_type = 1,
 609         .get_host_port_type = bfad_im_get_host_port_type,
 610         .show_host_port_state = 1,
 611         .get_host_port_state = bfad_im_get_host_port_state,
 612         .show_host_active_fc4s = 1,
 613         .get_host_active_fc4s = bfad_im_get_host_active_fc4s,
 614         .show_host_speed = 1,
 615         .get_host_speed = bfad_im_get_host_speed,
 616         .show_host_fabric_name = 1,
 617         .get_host_fabric_name = bfad_im_get_host_fabric_name,
 618
 619         .show_host_symbolic_name = 1,
 620
 621         /* Statistics */
 622         .get_fc_host_stats = bfad_im_get_stats,
 623         .reset_fc_host_stats = bfad_im_reset_stats,
 624
 625         /* Allocation length for host specific data */
 626         .dd_fcrport_size = sizeof(struct bfad_itnim_data_s *),
 627
 628         /* Remote port fixed attributes */
 629         .show_rport_maxframe_size = 1,
 630         .show_rport_supported_classes = 1,
 631         .show_rport_dev_loss_tmo = 1,
 632         .get_rport_dev_loss_tmo = bfad_im_get_rport_loss_tmo,
 633         .set_rport_dev_loss_tmo = bfad_im_set_rport_loss_tmo,
 634 };
 635
 636 /*
 637  *  Scsi_Host_attrs SCSI host attributes
 638  */
 639 static ssize_t
 640 bfad_im_serial_num_show(struct device *dev, struct device_attribute *attr,
 641                          char *buf)
 642 {
 643         struct Scsi_Host *shost = class_to_shost(dev);
 644         struct bfad_im_port_s *im_port =
 645                         (struct bfad_im_port_s *) shost->hostdata[0];
 646         struct bfad_s *bfad = im_port->bfad;
 647         char serial_num[BFA_ADAPTER_SERIAL_NUM_LEN];
 648
 649         bfa_get_adapter_serial_num(&bfad->bfa, serial_num);
 650         return snprintf(buf, PAGE_SIZE, "%s\n", serial_num);
 651 }
 652
 653 static ssize_t
 654 bfad_im_model_show(struct device *dev, struct device_attribute *attr,
 655                         char *buf)
 656 {
 657         struct Scsi_Host *shost = class_to_shost(dev);
 658         struct bfad_im_port_s *im_port =
 659                         (struct bfad_im_port_s *) shost->hostdata[0];
 660         struct bfad_s *bfad = im_port->bfad;
 661         char model[BFA_ADAPTER_MODEL_NAME_LEN];
 662
 663         bfa_get_adapter_model(&bfad->bfa, model);
 664         return snprintf(buf, PAGE_SIZE, "%s\n", model);
 665 }
 666
 667 static ssize_t
 668 bfad_im_model_desc_show(struct device *dev, struct device_attribute *attr,
 669                                  char *buf)
 670 {
 671         struct Scsi_Host *shost = class_to_shost(dev);
 672         struct bfad_im_port_s *im_port =
 673                         (struct bfad_im_port_s *) shost->hostdata[0];
 674         struct bfad_s *bfad = im_port->bfad;
 675         char model[BFA_ADAPTER_MODEL_NAME_LEN];
 676         char model_descr[BFA_ADAPTER_MODEL_DESCR_LEN];
 677
 678         bfa_get_adapter_model(&bfad->bfa, model);
 679         if (!strcmp(model, "Brocade-425"))
 680                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 681                         "Brocade 4Gbps PCIe dual port FC HBA");
 682         else if (!strcmp(model, "Brocade-825"))
 683                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 684                         "Brocade 8Gbps PCIe dual port FC HBA");
 685         else if (!strcmp(model, "Brocade-42B"))
 686                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 687                         "HP 4Gbps PCIe dual port FC HBA");
 688         else if (!strcmp(model, "Brocade-82B"))
 689                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 690                         "HP 8Gbps PCIe dual port FC HBA");
 691         else if (!strcmp(model, "Brocade-1010"))
 692                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 693                         "Brocade 10Gbps single port CNA");
 694         else if (!strcmp(model, "Brocade-1020"))
 695                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 696                         "Brocade 10Gbps dual port CNA");
 697         else if (!strcmp(model, "Brocade-1007"))
 698                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 699                         "Brocade 10Gbps CNA");
 700         else if (!strcmp(model, "Brocade-415"))
 701                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 702                         "Brocade 4Gbps PCIe single port FC HBA");
 703         else if (!strcmp(model, "Brocade-815"))
 704                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 705                         "Brocade 8Gbps PCIe single port FC HBA");
 706         else if (!strcmp(model, "Brocade-41B"))
 707                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 708                         "HP 4Gbps PCIe single port FC HBA");
 709         else if (!strcmp(model, "Brocade-81B"))
 710                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 711                         "HP 8Gbps PCIe single port FC HBA");
 712         else if (!strcmp(model, "Brocade-804"))
 713                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 714                         "HP Bladesystem C-class 8Gbps FC HBA");
 715         else if (!strcmp(model, "Brocade-902"))
 716                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 717                         "Brocade 10Gbps CNA");
 718         else
 719                 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
 720                         "Invalid Model");
 721
 722         return snprintf(buf, PAGE_SIZE, "%s\n", model_descr);
 723 }
 724
 725 static ssize_t
 726 bfad_im_node_name_show(struct device *dev, struct device_attribute *attr,
 727                                  char *buf)
 728 {
 729         struct Scsi_Host *shost = class_to_shost(dev);
 730         struct bfad_im_port_s *im_port =
 731                         (struct bfad_im_port_s *) shost->hostdata[0];
 732         struct bfad_port_s    *port = im_port->port;
 733         u64        nwwn;
 734
 735         nwwn = bfa_fcs_lport_get_nwwn(port->fcs_port);
 736         return snprintf(buf, PAGE_SIZE, "0x%llx\n", cpu_to_be64(nwwn));
 737 }
 738
 739 static ssize_t
 740 bfad_im_symbolic_name_show(struct device *dev, struct device_attribute *attr,
 741                                  char *buf)
 742 {
 743         struct Scsi_Host *shost = class_to_shost(dev);
 744         struct bfad_im_port_s *im_port =
 745                         (struct bfad_im_port_s *) shost->hostdata[0];
 746         struct bfad_s *bfad = im_port->bfad;
 747         struct bfa_lport_attr_s port_attr;
 748         char symname[BFA_SYMNAME_MAXLEN];
 749
 750         bfa_fcs_lport_get_attr(&bfad->bfa_fcs.fabric.bport, &port_attr);
 751         strncpy(symname, port_attr.port_cfg.sym_name.symname,
 752                         BFA_SYMNAME_MAXLEN);
 753         return snprintf(buf, PAGE_SIZE, "%s\n", symname);
 754 }
 755
 756 static ssize_t
 757 bfad_im_hw_version_show(struct device *dev, struct device_attribute *attr,
 758                                 char *buf)
 759 {
 760         struct Scsi_Host *shost = class_to_shost(dev);
 761         struct bfad_im_port_s *im_port =
 762                         (struct bfad_im_port_s *) shost->hostdata[0];
 763         struct bfad_s *bfad = im_port->bfad;
 764         char hw_ver[BFA_VERSION_LEN];
 765
 766         bfa_get_pci_chip_rev(&bfad->bfa, hw_ver);
 767         return snprintf(buf, PAGE_SIZE, "%s\n", hw_ver);
 768 }
 769
 770 static ssize_t
 771 bfad_im_drv_version_show(struct device *dev, struct device_attribute *attr,
 772                                 char *buf)
 773 {
 774         return snprintf(buf, PAGE_SIZE, "%s\n", BFAD_DRIVER_VERSION);
 775 }
 776
 777 static ssize_t
 778 bfad_im_optionrom_version_show(struct device *dev,
 779                          struct device_attribute *attr, char *buf)
 780 {
 781         struct Scsi_Host *shost = class_to_shost(dev);
 782         struct bfad_im_port_s *im_port =
 783                         (struct bfad_im_port_s *) shost->hostdata[0];
 784         struct bfad_s *bfad = im_port->bfad;
 785         char optrom_ver[BFA_VERSION_LEN];
 786
 787         bfa_get_adapter_optrom_ver(&bfad->bfa, optrom_ver);
 788         return snprintf(buf, PAGE_SIZE, "%s\n", optrom_ver);
 789 }
 790
 791 static ssize_t
 792 bfad_im_fw_version_show(struct device *dev, struct device_attribute *attr,
 793                                  char *buf)
 794 {
 795         struct Scsi_Host *shost = class_to_shost(dev);
 796         struct bfad_im_port_s *im_port =
 797                         (struct bfad_im_port_s *) shost->hostdata[0];
 798         struct bfad_s *bfad = im_port->bfad;
 799         char fw_ver[BFA_VERSION_LEN];
 800
 801         bfa_get_adapter_fw_ver(&bfad->bfa, fw_ver);
 802         return snprintf(buf, PAGE_SIZE, "%s\n", fw_ver);
 803 }
 804
 805 static ssize_t
 806 bfad_im_num_of_ports_show(struct device *dev, struct device_attribute *attr,
 807                                 char *buf)
 808 {
 809         struct Scsi_Host *shost = class_to_shost(dev);
 810         struct bfad_im_port_s *im_port =
 811                         (struct bfad_im_port_s *) shost->hostdata[0];
 812         struct bfad_s *bfad = im_port->bfad;
 813
 814         return snprintf(buf, PAGE_SIZE, "%d\n",
 815                         bfa_get_nports(&bfad->bfa));
 816 }
 817
 818 static ssize_t
 819 bfad_im_drv_name_show(struct device *dev, struct device_attribute *attr,
 820                                 char *buf)
 821 {
 822         return snprintf(buf, PAGE_SIZE, "%s\n", BFAD_DRIVER_NAME);
 823 }
 824
 825 static ssize_t
 826 bfad_im_num_of_discovered_ports_show(struct device *dev,
 827                         struct device_attribute *attr, char *buf)
 828 {
 829         struct Scsi_Host *shost = class_to_shost(dev);
 830         struct bfad_im_port_s *im_port =
 831                         (struct bfad_im_port_s *) shost->hostdata[0];
 832         struct bfad_port_s    *port = im_port->port;
 833         struct bfad_s         *bfad = im_port->bfad;
 834         int        nrports = 2048;
 835         wwn_t          *rports = NULL;
 836         unsigned long   flags;
 837
 838         rports = kzalloc(sizeof(wwn_t) * nrports , GFP_ATOMIC);
 839         if (rports == NULL)
 840                 return snprintf(buf, PAGE_SIZE, "Failed\n");
 841
 842         spin_lock_irqsave(&bfad->bfad_lock, flags);
 843         bfa_fcs_lport_get_rports(port->fcs_port, rports, &nrports);
 844         spin_unlock_irqrestore(&bfad->bfad_lock, flags);
 845         kfree(rports);
 846
 847         return snprintf(buf, PAGE_SIZE, "%d\n", nrports);
 848 }
 849
 850 static          DEVICE_ATTR(serial_number, S_IRUGO,
 851                                 bfad_im_serial_num_show, NULL);
 852 static          DEVICE_ATTR(model, S_IRUGO, bfad_im_model_show, NULL);
 853 static          DEVICE_ATTR(model_description, S_IRUGO,
 854                                 bfad_im_model_desc_show, NULL);
 855 static          DEVICE_ATTR(node_name, S_IRUGO, bfad_im_node_name_show, NULL);
 856 static          DEVICE_ATTR(symbolic_name, S_IRUGO,
 857                                 bfad_im_symbolic_name_show, NULL);
 858 static          DEVICE_ATTR(hardware_version, S_IRUGO,
 859                                 bfad_im_hw_version_show, NULL);
 860 static          DEVICE_ATTR(driver_version, S_IRUGO,
 861                                 bfad_im_drv_version_show, NULL);
 862 static          DEVICE_ATTR(option_rom_version, S_IRUGO,
 863                                 bfad_im_optionrom_version_show, NULL);
 864 static          DEVICE_ATTR(firmware_version, S_IRUGO,
 865                                 bfad_im_fw_version_show, NULL);
 866 static          DEVICE_ATTR(number_of_ports, S_IRUGO,
 867                                 bfad_im_num_of_ports_show, NULL);
 868 static          DEVICE_ATTR(driver_name, S_IRUGO, bfad_im_drv_name_show, NULL);
 869 static          DEVICE_ATTR(number_of_discovered_ports, S_IRUGO,
 870                                 bfad_im_num_of_discovered_ports_show, NULL);
 871
 872 struct device_attribute *bfad_im_host_attrs[] = {
 873         &dev_attr_serial_number,
 874         &dev_attr_model,
 875         &dev_attr_model_description,
 876         &dev_attr_node_name,
 877         &dev_attr_symbolic_name,
 878         &dev_attr_hardware_version,
 879         &dev_attr_driver_version,
 880         &dev_attr_option_rom_version,
 881         &dev_attr_firmware_version,
 882         &dev_attr_number_of_ports,
 883         &dev_attr_driver_name,
 884         &dev_attr_number_of_discovered_ports,
 885         NULL,
 886 };
 887
 888 struct device_attribute *bfad_im_vport_attrs[] = {
 889         &dev_attr_serial_number,
 890         &dev_attr_model,
 891         &dev_attr_model_description,
 892         &dev_attr_node_name,
 893         &dev_attr_symbolic_name,
 894         &dev_attr_hardware_version,
 895         &dev_attr_driver_version,
 896         &dev_attr_option_rom_version,
 897         &dev_attr_firmware_version,
 898         &dev_attr_number_of_ports,
 899         &dev_attr_driver_name,
 900         &dev_attr_number_of_discovered_ports,
 901         NULL,
 902 };
 903
 904