drivers/scsi/qla2xxx/qla_attr.c

   1 /*
   2  * QLogic Fibre Channel HBA Driver
   3  * Copyright (c)  2003-2010 QLogic Corporation
   4  *
   5  * See LICENSE.qla2xxx for copyright and licensing details.
   6  */
   7 #include "qla_def.h"
   8
   9 #include <linux/kthread.h>
  10 #include <linux/vmalloc.h>
  11 #include <linux/slab.h>
  12 #include <linux/delay.h>
  13
  14 static int qla24xx_vport_disable(struct fc_vport *, bool);
  15
  16 /* SYSFS attributes --------------------------------------------------------- */
  17
  18 static ssize_t
  19 qla2x00_sysfs_read_fw_dump(struct file *filp, struct kobject *kobj,
  20                            struct bin_attribute *bin_attr,
  21                            char *buf, loff_t off, size_t count)
  22 {
  23         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
  24             struct device, kobj)));
  25         struct qla_hw_data *ha = vha->hw;
  26
  27         if (ha->fw_dump_reading == 0)
  28                 return 0;
  29
  30         return memory_read_from_buffer(buf, count, &off, ha->fw_dump,
  31                                         ha->fw_dump_len);
  32 }
  33
  34 static ssize_t
  35 qla2x00_sysfs_write_fw_dump(struct file *filp, struct kobject *kobj,
  36                             struct bin_attribute *bin_attr,
  37                             char *buf, loff_t off, size_t count)
  38 {
  39         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
  40             struct device, kobj)));
  41         struct qla_hw_data *ha = vha->hw;
  42         int reading;
  43
  44         if (IS_QLA82XX(ha)) {
  45                 DEBUG2(qla_printk(KERN_INFO, ha,
  46                         "Firmware dump not supported for ISP82xx\n"));
  47                 return count;
  48         }
  49
  50         if (off != 0)
  51                 return (0);
  52
  53         reading = simple_strtol(buf, NULL, 10);
  54         switch (reading) {
  55         case 0:
  56                 if (!ha->fw_dump_reading)
  57                         break;
  58
  59                 qla_printk(KERN_INFO, ha,
  60                     "Firmware dump cleared on (%ld).\n", vha->host_no);
  61
  62                 ha->fw_dump_reading = 0;
  63                 ha->fw_dumped = 0;
  64                 break;
  65         case 1:
  66                 if (ha->fw_dumped && !ha->fw_dump_reading) {
  67                         ha->fw_dump_reading = 1;
  68
  69                         qla_printk(KERN_INFO, ha,
  70                             "Raw firmware dump ready for read on (%ld).\n",
  71                             vha->host_no);
  72                 }
  73                 break;
  74         case 2:
  75                 qla2x00_alloc_fw_dump(vha);
  76                 break;
  77         case 3:
  78                 qla2x00_system_error(vha);
  79                 break;
  80         }
  81         return (count);
  82 }
  83
  84 static struct bin_attribute sysfs_fw_dump_attr = {
  85         .attr = {
  86                 .name = "fw_dump",
  87                 .mode = S_IRUSR | S_IWUSR,
  88         },
  89         .size = 0,
  90         .read = qla2x00_sysfs_read_fw_dump,
  91         .write = qla2x00_sysfs_write_fw_dump,
  92 };
  93
  94 static ssize_t
  95 qla2x00_sysfs_read_nvram(struct file *filp, struct kobject *kobj,
  96                          struct bin_attribute *bin_attr,
  97                          char *buf, loff_t off, size_t count)
  98 {
  99         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 100             struct device, kobj)));
 101         struct qla_hw_data *ha = vha->hw;
 102
 103         if (!capable(CAP_SYS_ADMIN))
 104                 return 0;
 105
 106         if (IS_NOCACHE_VPD_TYPE(ha))
 107                 ha->isp_ops->read_optrom(vha, ha->nvram, ha->flt_region_nvram << 2,
 108                     ha->nvram_size);
 109         return memory_read_from_buffer(buf, count, &off, ha->nvram,
 110                                         ha->nvram_size);
 111 }
 112
 113 static ssize_t
 114 qla2x00_sysfs_write_nvram(struct file *filp, struct kobject *kobj,
 115                           struct bin_attribute *bin_attr,
 116                           char *buf, loff_t off, size_t count)
 117 {
 118         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 119             struct device, kobj)));
 120         struct qla_hw_data *ha = vha->hw;
 121         uint16_t        cnt;
 122
 123         if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->nvram_size ||
 124             !ha->isp_ops->write_nvram)
 125                 return 0;
 126
 127         /* Checksum NVRAM. */
 128         if (IS_FWI2_CAPABLE(ha)) {
 129                 uint32_t *iter;
 130                 uint32_t chksum;
 131
 132                 iter = (uint32_t *)buf;
 133                 chksum = 0;
 134                 for (cnt = 0; cnt < ((count >> 2) - 1); cnt++)
 135                         chksum += le32_to_cpu(*iter++);
 136                 chksum = ~chksum + 1;
 137                 *iter = cpu_to_le32(chksum);
 138         } else {
 139                 uint8_t *iter;
 140                 uint8_t chksum;
 141
 142                 iter = (uint8_t *)buf;
 143                 chksum = 0;
 144                 for (cnt = 0; cnt < count - 1; cnt++)
 145                         chksum += *iter++;
 146                 chksum = ~chksum + 1;
 147                 *iter = chksum;
 148         }
 149
 150         if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
 151                 qla_printk(KERN_WARNING, ha,
 152                     "HBA not online, failing NVRAM update.\n");
 153                 return -EAGAIN;
 154         }
 155
 156         /* Write NVRAM. */
 157         ha->isp_ops->write_nvram(vha, (uint8_t *)buf, ha->nvram_base, count);
 158         ha->isp_ops->read_nvram(vha, (uint8_t *)ha->nvram, ha->nvram_base,
 159             count);
 160
 161         /* NVRAM settings take effect immediately. */
 162         set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
 163         qla2xxx_wake_dpc(vha);
 164         qla2x00_wait_for_chip_reset(vha);
 165
 166         return (count);
 167 }
 168
 169 static struct bin_attribute sysfs_nvram_attr = {
 170         .attr = {
 171                 .name = "nvram",
 172                 .mode = S_IRUSR | S_IWUSR,
 173         },
 174         .size = 512,
 175         .read = qla2x00_sysfs_read_nvram,
 176         .write = qla2x00_sysfs_write_nvram,
 177 };
 178
 179 static ssize_t
 180 qla2x00_sysfs_read_optrom(struct file *filp, struct kobject *kobj,
 181                           struct bin_attribute *bin_attr,
 182                           char *buf, loff_t off, size_t count)
 183 {
 184         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 185             struct device, kobj)));
 186         struct qla_hw_data *ha = vha->hw;
 187
 188         if (ha->optrom_state != QLA_SREADING)
 189                 return 0;
 190
 191         return memory_read_from_buffer(buf, count, &off, ha->optrom_buffer,
 192                                         ha->optrom_region_size);
 193 }
 194
 195 static ssize_t
 196 qla2x00_sysfs_write_optrom(struct file *filp, struct kobject *kobj,
 197                            struct bin_attribute *bin_attr,
 198                            char *buf, loff_t off, size_t count)
 199 {
 200         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 201             struct device, kobj)));
 202         struct qla_hw_data *ha = vha->hw;
 203
 204         if (ha->optrom_state != QLA_SWRITING)
 205                 return -EINVAL;
 206         if (off > ha->optrom_region_size)
 207                 return -ERANGE;
 208         if (off + count > ha->optrom_region_size)
 209                 count = ha->optrom_region_size - off;
 210
 211         memcpy(&ha->optrom_buffer[off], buf, count);
 212
 213         return count;
 214 }
 215
 216 static struct bin_attribute sysfs_optrom_attr = {
 217         .attr = {
 218                 .name = "optrom",
 219                 .mode = S_IRUSR | S_IWUSR,
 220         },
 221         .size = 0,
 222         .read = qla2x00_sysfs_read_optrom,
 223         .write = qla2x00_sysfs_write_optrom,
 224 };
 225
 226 static ssize_t
 227 qla2x00_sysfs_write_optrom_ctl(struct file *filp, struct kobject *kobj,
 228                                struct bin_attribute *bin_attr,
 229                                char *buf, loff_t off, size_t count)
 230 {
 231         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 232             struct device, kobj)));
 233         struct qla_hw_data *ha = vha->hw;
 234
 235         uint32_t start = 0;
 236         uint32_t size = ha->optrom_size;
 237         int val, valid;
 238
 239         if (off)
 240                 return 0;
 241
 242         if (unlikely(pci_channel_offline(ha->pdev)))
 243                 return 0;
 244
 245         if (sscanf(buf, "%d:%x:%x", &val, &start, &size) < 1)
 246                 return -EINVAL;
 247         if (start > ha->optrom_size)
 248                 return -EINVAL;
 249
 250         switch (val) {
 251         case 0:
 252                 if (ha->optrom_state != QLA_SREADING &&
 253                     ha->optrom_state != QLA_SWRITING)
 254                         break;
 255
 256                 ha->optrom_state = QLA_SWAITING;
 257
 258                 DEBUG2(qla_printk(KERN_INFO, ha,
 259                     "Freeing flash region allocation -- 0x%x bytes.\n",
 260                     ha->optrom_region_size));
 261
 262                 vfree(ha->optrom_buffer);
 263                 ha->optrom_buffer = NULL;
 264                 break;
 265         case 1:
 266                 if (ha->optrom_state != QLA_SWAITING)
 267                         break;
 268
 269                 ha->optrom_region_start = start;
 270                 ha->optrom_region_size = start + size > ha->optrom_size ?
 271                     ha->optrom_size - start : size;
 272
 273                 ha->optrom_state = QLA_SREADING;
 274                 ha->optrom_buffer = vmalloc(ha->optrom_region_size);
 275                 if (ha->optrom_buffer == NULL) {
 276                         qla_printk(KERN_WARNING, ha,
 277                             "Unable to allocate memory for optrom retrieval "
 278                             "(%x).\n", ha->optrom_region_size);
 279
 280                         ha->optrom_state = QLA_SWAITING;
 281                         return count;
 282                 }
 283
 284                 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
 285                         qla_printk(KERN_WARNING, ha,
 286                                 "HBA not online, failing NVRAM update.\n");
 287                         return -EAGAIN;
 288                 }
 289
 290                 DEBUG2(qla_printk(KERN_INFO, ha,
 291                     "Reading flash region -- 0x%x/0x%x.\n",
 292                     ha->optrom_region_start, ha->optrom_region_size));
 293
 294                 memset(ha->optrom_buffer, 0, ha->optrom_region_size);
 295                 ha->isp_ops->read_optrom(vha, ha->optrom_buffer,
 296                     ha->optrom_region_start, ha->optrom_region_size);
 297                 break;
 298         case 2:
 299                 if (ha->optrom_state != QLA_SWAITING)
 300                         break;
 301
 302                 /*
 303                  * We need to be more restrictive on which FLASH regions are
 304                  * allowed to be updated via user-space.  Regions accessible
 305                  * via this method include:
 306                  *
 307                  * ISP21xx/ISP22xx/ISP23xx type boards:
 308                  *
 309                  *      0x000000 -> 0x020000 -- Boot code.
 310                  *
 311                  * ISP2322/ISP24xx type boards:
 312                  *
 313                  *      0x000000 -> 0x07ffff -- Boot code.
 314                  *      0x080000 -> 0x0fffff -- Firmware.
 315                  *
 316                  * ISP25xx type boards:
 317                  *
 318                  *      0x000000 -> 0x07ffff -- Boot code.
 319                  *      0x080000 -> 0x0fffff -- Firmware.
 320                  *      0x120000 -> 0x12ffff -- VPD and HBA parameters.
 321                  */
 322                 valid = 0;
 323                 if (ha->optrom_size == OPTROM_SIZE_2300 && start == 0)
 324                         valid = 1;
 325                 else if (start == (ha->flt_region_boot * 4) ||
 326                     start == (ha->flt_region_fw * 4))
 327                         valid = 1;
 328                 else if (IS_QLA25XX(ha) || IS_QLA8XXX_TYPE(ha))
 329                         valid = 1;
 330                 if (!valid) {
 331                         qla_printk(KERN_WARNING, ha,
 332                             "Invalid start region 0x%x/0x%x.\n", start, size);
 333                         return -EINVAL;
 334                 }
 335
 336                 ha->optrom_region_start = start;
 337                 ha->optrom_region_size = start + size > ha->optrom_size ?
 338                     ha->optrom_size - start : size;
 339
 340                 ha->optrom_state = QLA_SWRITING;
 341                 ha->optrom_buffer = vmalloc(ha->optrom_region_size);
 342                 if (ha->optrom_buffer == NULL) {
 343                         qla_printk(KERN_WARNING, ha,
 344                             "Unable to allocate memory for optrom update "
 345                             "(%x).\n", ha->optrom_region_size);
 346
 347                         ha->optrom_state = QLA_SWAITING;
 348                         return count;
 349                 }
 350
 351                 DEBUG2(qla_printk(KERN_INFO, ha,
 352                     "Staging flash region write -- 0x%x/0x%x.\n",
 353                     ha->optrom_region_start, ha->optrom_region_size));
 354
 355                 memset(ha->optrom_buffer, 0, ha->optrom_region_size);
 356                 break;
 357         case 3:
 358                 if (ha->optrom_state != QLA_SWRITING)
 359                         break;
 360
 361                 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
 362                         qla_printk(KERN_WARNING, ha,
 363                             "HBA not online, failing flash update.\n");
 364                         return -EAGAIN;
 365                 }
 366
 367                 DEBUG2(qla_printk(KERN_INFO, ha,
 368                     "Writing flash region -- 0x%x/0x%x.\n",
 369                     ha->optrom_region_start, ha->optrom_region_size));
 370
 371                 ha->isp_ops->write_optrom(vha, ha->optrom_buffer,
 372                     ha->optrom_region_start, ha->optrom_region_size);
 373                 break;
 374         default:
 375                 count = -EINVAL;
 376         }
 377         return count;
 378 }
 379
 380 static struct bin_attribute sysfs_optrom_ctl_attr = {
 381         .attr = {
 382                 .name = "optrom_ctl",
 383                 .mode = S_IWUSR,
 384         },
 385         .size = 0,
 386         .write = qla2x00_sysfs_write_optrom_ctl,
 387 };
 388
 389 static ssize_t
 390 qla2x00_sysfs_read_vpd(struct file *filp, struct kobject *kobj,
 391                        struct bin_attribute *bin_attr,
 392                        char *buf, loff_t off, size_t count)
 393 {
 394         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 395             struct device, kobj)));
 396         struct qla_hw_data *ha = vha->hw;
 397
 398         if (unlikely(pci_channel_offline(ha->pdev)))
 399                 return 0;
 400
 401         if (!capable(CAP_SYS_ADMIN))
 402                 return 0;
 403
 404         if (IS_NOCACHE_VPD_TYPE(ha))
 405                 ha->isp_ops->read_optrom(vha, ha->vpd, ha->flt_region_vpd << 2,
 406                     ha->vpd_size);
 407         return memory_read_from_buffer(buf, count, &off, ha->vpd, ha->vpd_size);
 408 }
 409
 410 static ssize_t
 411 qla2x00_sysfs_write_vpd(struct file *filp, struct kobject *kobj,
 412                         struct bin_attribute *bin_attr,
 413                         char *buf, loff_t off, size_t count)
 414 {
 415         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 416             struct device, kobj)));
 417         struct qla_hw_data *ha = vha->hw;
 418         uint8_t *tmp_data;
 419
 420         if (unlikely(pci_channel_offline(ha->pdev)))
 421                 return 0;
 422
 423         if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->vpd_size ||
 424             !ha->isp_ops->write_nvram)
 425                 return 0;
 426
 427         if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
 428                 qla_printk(KERN_WARNING, ha,
 429                     "HBA not online, failing VPD update.\n");
 430                 return -EAGAIN;
 431         }
 432
 433         /* Write NVRAM. */
 434         ha->isp_ops->write_nvram(vha, (uint8_t *)buf, ha->vpd_base, count);
 435         ha->isp_ops->read_nvram(vha, (uint8_t *)ha->vpd, ha->vpd_base, count);
 436
 437         /* Update flash version information for 4Gb & above. */
 438         if (!IS_FWI2_CAPABLE(ha))
 439                 goto done;
 440
 441         tmp_data = vmalloc(256);
 442         if (!tmp_data) {
 443                 qla_printk(KERN_WARNING, ha,
 444                     "Unable to allocate memory for VPD information update.\n");
 445                 goto done;
 446         }
 447         ha->isp_ops->get_flash_version(vha, tmp_data);
 448         vfree(tmp_data);
 449 done:
 450         return count;
 451 }
 452
 453 static struct bin_attribute sysfs_vpd_attr = {
 454         .attr = {
 455                 .name = "vpd",
 456                 .mode = S_IRUSR | S_IWUSR,
 457         },
 458         .size = 0,
 459         .read = qla2x00_sysfs_read_vpd,
 460         .write = qla2x00_sysfs_write_vpd,
 461 };
 462
 463 static ssize_t
 464 qla2x00_sysfs_read_sfp(struct file *filp, struct kobject *kobj,
 465                        struct bin_attribute *bin_attr,
 466                        char *buf, loff_t off, size_t count)
 467 {
 468         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 469             struct device, kobj)));
 470         struct qla_hw_data *ha = vha->hw;
 471         uint16_t iter, addr, offset;
 472         int rval;
 473
 474         if (!capable(CAP_SYS_ADMIN) || off != 0 || count != SFP_DEV_SIZE * 2)
 475                 return 0;
 476
 477         if (ha->sfp_data)
 478                 goto do_read;
 479
 480         ha->sfp_data = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
 481             &ha->sfp_data_dma);
 482         if (!ha->sfp_data) {
 483                 qla_printk(KERN_WARNING, ha,
 484                     "Unable to allocate memory for SFP read-data.\n");
 485                 return 0;
 486         }
 487
 488 do_read:
 489         memset(ha->sfp_data, 0, SFP_BLOCK_SIZE);
 490         addr = 0xa0;
 491         for (iter = 0, offset = 0; iter < (SFP_DEV_SIZE * 2) / SFP_BLOCK_SIZE;
 492             iter++, offset += SFP_BLOCK_SIZE) {
 493                 if (iter == 4) {
 494                         /* Skip to next device address. */
 495                         addr = 0xa2;
 496                         offset = 0;
 497                 }
 498
 499                 rval = qla2x00_read_sfp(vha, ha->sfp_data_dma, addr, offset,
 500                     SFP_BLOCK_SIZE);
 501                 if (rval != QLA_SUCCESS) {
 502                         qla_printk(KERN_WARNING, ha,
 503                             "Unable to read SFP data (%x/%x/%x).\n", rval,
 504                             addr, offset);
 505                         count = 0;
 506                         break;
 507                 }
 508                 memcpy(buf, ha->sfp_data, SFP_BLOCK_SIZE);
 509                 buf += SFP_BLOCK_SIZE;
 510         }
 511
 512         return count;
 513 }
 514
 515 static struct bin_attribute sysfs_sfp_attr = {
 516         .attr = {
 517                 .name = "sfp",
 518                 .mode = S_IRUSR | S_IWUSR,
 519         },
 520         .size = SFP_DEV_SIZE * 2,
 521         .read = qla2x00_sysfs_read_sfp,
 522 };
 523
 524 static ssize_t
 525 qla2x00_sysfs_write_reset(struct file *filp, struct kobject *kobj,
 526                         struct bin_attribute *bin_attr,
 527                         char *buf, loff_t off, size_t count)
 528 {
 529         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 530             struct device, kobj)));
 531         struct qla_hw_data *ha = vha->hw;
 532         struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
 533         int type;
 534
 535         if (off != 0)
 536                 return 0;
 537
 538         type = simple_strtol(buf, NULL, 10);
 539         switch (type) {
 540         case 0x2025c:
 541                 qla_printk(KERN_INFO, ha,
 542                     "Issuing ISP reset on (%ld).\n", vha->host_no);
 543
 544                 scsi_block_requests(vha->host);
 545                 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
 546                 qla2xxx_wake_dpc(vha);
 547                 qla2x00_wait_for_chip_reset(vha);
 548                 scsi_unblock_requests(vha->host);
 549                 break;
 550         case 0x2025d:
 551                 if (!IS_QLA81XX(ha))
 552                         break;
 553
 554                 qla_printk(KERN_INFO, ha,
 555                     "Issuing MPI reset on (%ld).\n", vha->host_no);
 556
 557                 /* Make sure FC side is not in reset */
 558                 qla2x00_wait_for_hba_online(vha);
 559
 560                 /* Issue MPI reset */
 561                 scsi_block_requests(vha->host);
 562                 if (qla81xx_restart_mpi_firmware(vha) != QLA_SUCCESS)
 563                         qla_printk(KERN_WARNING, ha,
 564                             "MPI reset failed on (%ld).\n", vha->host_no);
 565                 scsi_unblock_requests(vha->host);
 566                 break;
 567         case 0x2025e:
 568                 if (!IS_QLA82XX(ha) || vha != base_vha) {
 569                         qla_printk(KERN_INFO, ha,
 570                             "FCoE ctx reset not supported for host%ld.\n",
 571                             vha->host_no);
 572                         return count;
 573                 }
 574
 575                 qla_printk(KERN_INFO, ha,
 576                     "Issuing FCoE CTX reset on host%ld.\n", vha->host_no);
 577                 set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags);
 578                 qla2xxx_wake_dpc(vha);
 579                 qla2x00_wait_for_fcoe_ctx_reset(vha);
 580                 break;
 581         }
 582         return count;
 583 }
 584
 585 static struct bin_attribute sysfs_reset_attr = {
 586         .attr = {
 587                 .name = "reset",
 588                 .mode = S_IWUSR,
 589         },
 590         .size = 0,
 591         .write = qla2x00_sysfs_write_reset,
 592 };
 593
 594 static ssize_t
 595 qla2x00_sysfs_write_edc(struct file *filp, struct kobject *kobj,
 596                         struct bin_attribute *bin_attr,
 597                         char *buf, loff_t off, size_t count)
 598 {
 599         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 600             struct device, kobj)));
 601         struct qla_hw_data *ha = vha->hw;
 602         uint16_t dev, adr, opt, len;
 603         int rval;
 604
 605         ha->edc_data_len = 0;
 606
 607         if (!capable(CAP_SYS_ADMIN) || off != 0 || count < 8)
 608                 return 0;
 609
 610         if (!ha->edc_data) {
 611                 ha->edc_data = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
 612                     &ha->edc_data_dma);
 613                 if (!ha->edc_data) {
 614                         DEBUG2(qla_printk(KERN_INFO, ha,
 615                             "Unable to allocate memory for EDC write.\n"));
 616                         return 0;
 617                 }
 618         }
 619
 620         dev = le16_to_cpup((void *)&buf[0]);
 621         adr = le16_to_cpup((void *)&buf[2]);
 622         opt = le16_to_cpup((void *)&buf[4]);
 623         len = le16_to_cpup((void *)&buf[6]);
 624
 625         if (!(opt & BIT_0))
 626                 if (len == 0 || len > DMA_POOL_SIZE || len > count - 8)
 627                         return -EINVAL;
 628
 629         memcpy(ha->edc_data, &buf[8], len);
 630
 631         rval = qla2x00_write_edc(vha, dev, adr, ha->edc_data_dma,
 632             ha->edc_data, len, opt);
 633         if (rval != QLA_SUCCESS) {
 634                 DEBUG2(qla_printk(KERN_INFO, ha,
 635                     "Unable to write EDC (%x) %02x:%02x:%04x:%02x:%02x.\n",
 636                     rval, dev, adr, opt, len, *buf));
 637                 return 0;
 638         }
 639
 640         return count;
 641 }
 642
 643 static struct bin_attribute sysfs_edc_attr = {
 644         .attr = {
 645                 .name = "edc",
 646                 .mode = S_IWUSR,
 647         },
 648         .size = 0,
 649         .write = qla2x00_sysfs_write_edc,
 650 };
 651
 652 static ssize_t
 653 qla2x00_sysfs_write_edc_status(struct file *filp, struct kobject *kobj,
 654                         struct bin_attribute *bin_attr,
 655                         char *buf, loff_t off, size_t count)
 656 {
 657         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 658             struct device, kobj)));
 659         struct qla_hw_data *ha = vha->hw;
 660         uint16_t dev, adr, opt, len;
 661         int rval;
 662
 663         ha->edc_data_len = 0;
 664
 665         if (!capable(CAP_SYS_ADMIN) || off != 0 || count < 8)
 666                 return 0;
 667
 668         if (!ha->edc_data) {
 669                 ha->edc_data = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
 670                     &ha->edc_data_dma);
 671                 if (!ha->edc_data) {
 672                         DEBUG2(qla_printk(KERN_INFO, ha,
 673                             "Unable to allocate memory for EDC status.\n"));
 674                         return 0;
 675                 }
 676         }
 677
 678         dev = le16_to_cpup((void *)&buf[0]);
 679         adr = le16_to_cpup((void *)&buf[2]);
 680         opt = le16_to_cpup((void *)&buf[4]);
 681         len = le16_to_cpup((void *)&buf[6]);
 682
 683         if (!(opt & BIT_0))
 684                 if (len == 0 || len > DMA_POOL_SIZE)
 685                         return -EINVAL;
 686
 687         memset(ha->edc_data, 0, len);
 688         rval = qla2x00_read_edc(vha, dev, adr, ha->edc_data_dma,
 689             ha->edc_data, len, opt);
 690         if (rval != QLA_SUCCESS) {
 691                 DEBUG2(qla_printk(KERN_INFO, ha,
 692                     "Unable to write EDC status (%x) %02x:%02x:%04x:%02x.\n",
 693                     rval, dev, adr, opt, len));
 694                 return 0;
 695         }
 696
 697         ha->edc_data_len = len;
 698
 699         return count;
 700 }
 701
 702 static ssize_t
 703 qla2x00_sysfs_read_edc_status(struct file *filp, struct kobject *kobj,
 704                            struct bin_attribute *bin_attr,
 705                            char *buf, loff_t off, size_t count)
 706 {
 707         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 708             struct device, kobj)));
 709         struct qla_hw_data *ha = vha->hw;
 710
 711         if (!capable(CAP_SYS_ADMIN) || off != 0 || count == 0)
 712                 return 0;
 713
 714         if (!ha->edc_data || ha->edc_data_len == 0 || ha->edc_data_len > count)
 715                 return -EINVAL;
 716
 717         memcpy(buf, ha->edc_data, ha->edc_data_len);
 718
 719         return ha->edc_data_len;
 720 }
 721
 722 static struct bin_attribute sysfs_edc_status_attr = {
 723         .attr = {
 724                 .name = "edc_status",
 725                 .mode = S_IRUSR | S_IWUSR,
 726         },
 727         .size = 0,
 728         .write = qla2x00_sysfs_write_edc_status,
 729         .read = qla2x00_sysfs_read_edc_status,
 730 };
 731
 732 static ssize_t
 733 qla2x00_sysfs_read_xgmac_stats(struct file *filp, struct kobject *kobj,
 734                        struct bin_attribute *bin_attr,
 735                        char *buf, loff_t off, size_t count)
 736 {
 737         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 738             struct device, kobj)));
 739         struct qla_hw_data *ha = vha->hw;
 740         int rval;
 741         uint16_t actual_size;
 742
 743         if (!capable(CAP_SYS_ADMIN) || off != 0 || count > XGMAC_DATA_SIZE)
 744                 return 0;
 745
 746         if (ha->xgmac_data)
 747                 goto do_read;
 748
 749         ha->xgmac_data = dma_alloc_coherent(&ha->pdev->dev, XGMAC_DATA_SIZE,
 750             &ha->xgmac_data_dma, GFP_KERNEL);
 751         if (!ha->xgmac_data) {
 752                 qla_printk(KERN_WARNING, ha,
 753                     "Unable to allocate memory for XGMAC read-data.\n");
 754                 return 0;
 755         }
 756
 757 do_read:
 758         actual_size = 0;
 759         memset(ha->xgmac_data, 0, XGMAC_DATA_SIZE);
 760
 761         rval = qla2x00_get_xgmac_stats(vha, ha->xgmac_data_dma,
 762             XGMAC_DATA_SIZE, &actual_size);
 763         if (rval != QLA_SUCCESS) {
 764                 qla_printk(KERN_WARNING, ha,
 765                     "Unable to read XGMAC data (%x).\n", rval);
 766                 count = 0;
 767         }
 768
 769         count = actual_size > count ? count: actual_size;
 770         memcpy(buf, ha->xgmac_data, count);
 771
 772         return count;
 773 }
 774
 775 static struct bin_attribute sysfs_xgmac_stats_attr = {
 776         .attr = {
 777                 .name = "xgmac_stats",
 778                 .mode = S_IRUSR,
 779         },
 780         .size = 0,
 781         .read = qla2x00_sysfs_read_xgmac_stats,
 782 };
 783
 784 static ssize_t
 785 qla2x00_sysfs_read_dcbx_tlv(struct file *filp, struct kobject *kobj,
 786                        struct bin_attribute *bin_attr,
 787                        char *buf, loff_t off, size_t count)
 788 {
 789         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 790             struct device, kobj)));
 791         struct qla_hw_data *ha = vha->hw;
 792         int rval;
 793         uint16_t actual_size;
 794
 795         if (!capable(CAP_SYS_ADMIN) || off != 0 || count > DCBX_TLV_DATA_SIZE)
 796                 return 0;
 797
 798         if (ha->dcbx_tlv)
 799                 goto do_read;
 800
 801         ha->dcbx_tlv = dma_alloc_coherent(&ha->pdev->dev, DCBX_TLV_DATA_SIZE,
 802             &ha->dcbx_tlv_dma, GFP_KERNEL);
 803         if (!ha->dcbx_tlv) {
 804                 qla_printk(KERN_WARNING, ha,
 805                     "Unable to allocate memory for DCBX TLV read-data.\n");
 806                 return 0;
 807         }
 808
 809 do_read:
 810         actual_size = 0;
 811         memset(ha->dcbx_tlv, 0, DCBX_TLV_DATA_SIZE);
 812
 813         rval = qla2x00_get_dcbx_params(vha, ha->dcbx_tlv_dma,
 814             DCBX_TLV_DATA_SIZE);
 815         if (rval != QLA_SUCCESS) {
 816                 qla_printk(KERN_WARNING, ha,
 817                     "Unable to read DCBX TLV data (%x).\n", rval);
 818                 count = 0;
 819         }
 820
 821         memcpy(buf, ha->dcbx_tlv, count);
 822
 823         return count;
 824 }
 825
 826 static struct bin_attribute sysfs_dcbx_tlv_attr = {
 827         .attr = {
 828                 .name = "dcbx_tlv",
 829                 .mode = S_IRUSR,
 830         },
 831         .size = 0,
 832         .read = qla2x00_sysfs_read_dcbx_tlv,
 833 };
 834
 835 static struct sysfs_entry {
 836         char *name;
 837         struct bin_attribute *attr;
 838         int is4GBp_only;
 839 } bin_file_entries[] = {
 840         { "fw_dump", &sysfs_fw_dump_attr, },
 841         { "nvram", &sysfs_nvram_attr, },
 842         { "optrom", &sysfs_optrom_attr, },
 843         { "optrom_ctl", &sysfs_optrom_ctl_attr, },
 844         { "vpd", &sysfs_vpd_attr, 1 },
 845         { "sfp", &sysfs_sfp_attr, 1 },
 846         { "reset", &sysfs_reset_attr, },
 847         { "edc", &sysfs_edc_attr, 2 },
 848         { "edc_status", &sysfs_edc_status_attr, 2 },
 849         { "xgmac_stats", &sysfs_xgmac_stats_attr, 3 },
 850         { "dcbx_tlv", &sysfs_dcbx_tlv_attr, 3 },
 851         { NULL },
 852 };
 853
 854 void
 855 qla2x00_alloc_sysfs_attr(scsi_qla_host_t *vha)
 856 {
 857         struct Scsi_Host *host = vha->host;
 858         struct sysfs_entry *iter;
 859         int ret;
 860
 861         for (iter = bin_file_entries; iter->name; iter++) {
 862                 if (iter->is4GBp_only && !IS_FWI2_CAPABLE(vha->hw))
 863                         continue;
 864                 if (iter->is4GBp_only == 2 && !IS_QLA25XX(vha->hw))
 865                         continue;
 866                 if (iter->is4GBp_only == 3 && !(IS_QLA8XXX_TYPE(vha->hw)))
 867                         continue;
 868
 869                 ret = sysfs_create_bin_file(&host->shost_gendev.kobj,
 870                     iter->attr);
 871                 if (ret)
 872                         qla_printk(KERN_INFO, vha->hw,
 873                             "Unable to create sysfs %s binary attribute "
 874                             "(%d).\n", iter->name, ret);
 875         }
 876 }
 877
 878 void
 879 qla2x00_free_sysfs_attr(scsi_qla_host_t *vha)
 880 {
 881         struct Scsi_Host *host = vha->host;
 882         struct sysfs_entry *iter;
 883         struct qla_hw_data *ha = vha->hw;
 884
 885         for (iter = bin_file_entries; iter->name; iter++) {
 886                 if (iter->is4GBp_only && !IS_FWI2_CAPABLE(ha))
 887                         continue;
 888                 if (iter->is4GBp_only == 2 && !IS_QLA25XX(ha))
 889                         continue;
 890                 if (iter->is4GBp_only == 3 && !!(IS_QLA8XXX_TYPE(vha->hw)))
 891                         continue;
 892
 893                 sysfs_remove_bin_file(&host->shost_gendev.kobj,
 894                     iter->attr);
 895         }
 896
 897         if (ha->beacon_blink_led == 1)
 898                 ha->isp_ops->beacon_off(vha);
 899 }
 900
 901 /* Scsi_Host attributes. */
 902
 903 static ssize_t
 904 qla2x00_drvr_version_show(struct device *dev,
 905                           struct device_attribute *attr, char *buf)
 906 {
 907         return snprintf(buf, PAGE_SIZE, "%s\n", qla2x00_version_str);
 908 }
 909
 910 static ssize_t
 911 qla2x00_fw_version_show(struct device *dev,
 912                         struct device_attribute *attr, char *buf)
 913 {
 914         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
 915         struct qla_hw_data *ha = vha->hw;
 916         char fw_str[128];
 917
 918         return snprintf(buf, PAGE_SIZE, "%s\n",
 919             ha->isp_ops->fw_version_str(vha, fw_str));
 920 }
 921
 922 static ssize_t
 923 qla2x00_serial_num_show(struct device *dev, struct device_attribute *attr,
 924                         char *buf)
 925 {
 926         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
 927         struct qla_hw_data *ha = vha->hw;
 928         uint32_t sn;
 929
 930         if (IS_FWI2_CAPABLE(ha)) {
 931                 qla2xxx_get_vpd_field(vha, "SN", buf, PAGE_SIZE);
 932                 return snprintf(buf, PAGE_SIZE, "%s\n", buf);
 933         }
 934
 935         sn = ((ha->serial0 & 0x1f) << 16) | (ha->serial2 << 8) | ha->serial1;
 936         return snprintf(buf, PAGE_SIZE, "%c%05d\n", 'A' + sn / 100000,
 937             sn % 100000);
 938 }
 939
 940 static ssize_t
 941 qla2x00_isp_name_show(struct device *dev, struct device_attribute *attr,
 942                       char *buf)
 943 {
 944         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
 945         return snprintf(buf, PAGE_SIZE, "ISP%04X\n", vha->hw->pdev->device);
 946 }
 947
 948 static ssize_t
 949 qla2x00_isp_id_show(struct device *dev, struct device_attribute *attr,
 950                     char *buf)
 951 {
 952         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
 953         struct qla_hw_data *ha = vha->hw;
 954         return snprintf(buf, PAGE_SIZE, "%04x %04x %04x %04x\n",
 955             ha->product_id[0], ha->product_id[1], ha->product_id[2],
 956             ha->product_id[3]);
 957 }
 958
 959 static ssize_t
 960 qla2x00_model_name_show(struct device *dev, struct device_attribute *attr,
 961                         char *buf)
 962 {
 963         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
 964         return snprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_number);
 965 }
 966
 967 static ssize_t
 968 qla2x00_model_desc_show(struct device *dev, struct device_attribute *attr,
 969                         char *buf)
 970 {
 971         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
 972         return snprintf(buf, PAGE_SIZE, "%s\n",
 973             vha->hw->model_desc ? vha->hw->model_desc : "");
 974 }
 975
 976 static ssize_t
 977 qla2x00_pci_info_show(struct device *dev, struct device_attribute *attr,
 978                       char *buf)
 979 {
 980         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
 981         char pci_info[30];
 982
 983         return snprintf(buf, PAGE_SIZE, "%s\n",
 984             vha->hw->isp_ops->pci_info_str(vha, pci_info));
 985 }
 986
 987 static ssize_t
 988 qla2x00_link_state_show(struct device *dev, struct device_attribute *attr,
 989                         char *buf)
 990 {
 991         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
 992         struct qla_hw_data *ha = vha->hw;
 993         int len = 0;
 994
 995         if (atomic_read(&vha->loop_state) == LOOP_DOWN ||
 996             atomic_read(&vha->loop_state) == LOOP_DEAD ||
 997             vha->device_flags & DFLG_NO_CABLE)
 998                 len = snprintf(buf, PAGE_SIZE, "Link Down\n");
 999         else if (atomic_read(&vha->loop_state) != LOOP_READY ||
1000             test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
1001             test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
1002                 len = snprintf(buf, PAGE_SIZE, "Unknown Link State\n");
1003         else {
1004                 len = snprintf(buf, PAGE_SIZE, "Link Up - ");
1005
1006                 switch (ha->current_topology) {
1007                 case ISP_CFG_NL:
1008                         len += snprintf(buf + len, PAGE_SIZE-len, "Loop\n");
1009                         break;
1010                 case ISP_CFG_FL:
1011                         len += snprintf(buf + len, PAGE_SIZE-len, "FL_Port\n");
1012                         break;
1013                 case ISP_CFG_N:
1014                         len += snprintf(buf + len, PAGE_SIZE-len,
1015                             "N_Port to N_Port\n");
1016                         break;
1017                 case ISP_CFG_F:
1018                         len += snprintf(buf + len, PAGE_SIZE-len, "F_Port\n");
1019                         break;
1020                 default:
1021                         len += snprintf(buf + len, PAGE_SIZE-len, "Loop\n");
1022                         break;
1023                 }
1024         }
1025         return len;
1026 }
1027
1028 static ssize_t
1029 qla2x00_zio_show(struct device *dev, struct device_attribute *attr,
1030                  char *buf)
1031 {
1032         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1033         int len = 0;
1034
1035         switch (vha->hw->zio_mode) {
1036         case QLA_ZIO_MODE_6:
1037                 len += snprintf(buf + len, PAGE_SIZE-len, "Mode 6\n");
1038                 break;
1039         case QLA_ZIO_DISABLED:
1040                 len += snprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
1041                 break;
1042         }
1043         return len;
1044 }
1045
1046 static ssize_t
1047 qla2x00_zio_store(struct device *dev, struct device_attribute *attr,
1048                   const char *buf, size_t count)
1049 {
1050         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1051         struct qla_hw_data *ha = vha->hw;
1052         int val = 0;
1053         uint16_t zio_mode;
1054
1055         if (!IS_ZIO_SUPPORTED(ha))
1056                 return -ENOTSUPP;
1057
1058         if (sscanf(buf, "%d", &val) != 1)
1059                 return -EINVAL;
1060
1061         if (val)
1062                 zio_mode = QLA_ZIO_MODE_6;
1063         else
1064                 zio_mode = QLA_ZIO_DISABLED;
1065
1066         /* Update per-hba values and queue a reset. */
1067         if (zio_mode != QLA_ZIO_DISABLED || ha->zio_mode != QLA_ZIO_DISABLED) {
1068                 ha->zio_mode = zio_mode;
1069                 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1070         }
1071         return strlen(buf);
1072 }
1073
1074 static ssize_t
1075 qla2x00_zio_timer_show(struct device *dev, struct device_attribute *attr,
1076                        char *buf)
1077 {
1078         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1079
1080         return snprintf(buf, PAGE_SIZE, "%d us\n", vha->hw->zio_timer * 100);
1081 }
1082
1083 static ssize_t
1084 qla2x00_zio_timer_store(struct device *dev, struct device_attribute *attr,
1085                         const char *buf, size_t count)
1086 {
1087         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1088         int val = 0;
1089         uint16_t zio_timer;
1090
1091         if (sscanf(buf, "%d", &val) != 1)
1092                 return -EINVAL;
1093         if (val > 25500 || val < 100)
1094                 return -ERANGE;
1095
1096         zio_timer = (uint16_t)(val / 100);
1097         vha->hw->zio_timer = zio_timer;
1098
1099         return strlen(buf);
1100 }
1101
1102 static ssize_t
1103 qla2x00_beacon_show(struct device *dev, struct device_attribute *attr,
1104                     char *buf)
1105 {
1106         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1107         int len = 0;
1108
1109         if (vha->hw->beacon_blink_led)
1110                 len += snprintf(buf + len, PAGE_SIZE-len, "Enabled\n");
1111         else
1112                 len += snprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
1113         return len;
1114 }
1115
1116 static ssize_t
1117 qla2x00_beacon_store(struct device *dev, struct device_attribute *attr,
1118                      const char *buf, size_t count)
1119 {
1120         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1121         struct qla_hw_data *ha = vha->hw;
1122         int val = 0;
1123         int rval;
1124
1125         if (IS_QLA2100(ha) || IS_QLA2200(ha))
1126                 return -EPERM;
1127
1128         if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) {
1129                 qla_printk(KERN_WARNING, ha,
1130                     "Abort ISP active -- ignoring beacon request.\n");
1131                 return -EBUSY;
1132         }
1133
1134         if (sscanf(buf, "%d", &val) != 1)
1135                 return -EINVAL;
1136
1137         if (val)
1138                 rval = ha->isp_ops->beacon_on(vha);
1139         else
1140                 rval = ha->isp_ops->beacon_off(vha);
1141
1142         if (rval != QLA_SUCCESS)
1143                 count = 0;
1144
1145         return count;
1146 }
1147
1148 static ssize_t
1149 qla2x00_optrom_bios_version_show(struct device *dev,
1150                                  struct device_attribute *attr, char *buf)
1151 {
1152         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1153         struct qla_hw_data *ha = vha->hw;
1154         return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->bios_revision[1],
1155             ha->bios_revision[0]);
1156 }
1157
1158 static ssize_t
1159 qla2x00_optrom_efi_version_show(struct device *dev,
1160                                 struct device_attribute *attr, char *buf)
1161 {
1162         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1163         struct qla_hw_data *ha = vha->hw;
1164         return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->efi_revision[1],
1165             ha->efi_revision[0]);
1166 }
1167
1168 static ssize_t
1169 qla2x00_optrom_fcode_version_show(struct device *dev,
1170                                   struct device_attribute *attr, char *buf)
1171 {
1172         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1173         struct qla_hw_data *ha = vha->hw;
1174         return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->fcode_revision[1],
1175             ha->fcode_revision[0]);
1176 }
1177
1178 static ssize_t
1179 qla2x00_optrom_fw_version_show(struct device *dev,
1180                                struct device_attribute *attr, char *buf)
1181 {
1182         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1183         struct qla_hw_data *ha = vha->hw;
1184         return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d %d\n",
1185             ha->fw_revision[0], ha->fw_revision[1], ha->fw_revision[2],
1186             ha->fw_revision[3]);
1187 }
1188
1189 static ssize_t
1190 qla2x00_optrom_gold_fw_version_show(struct device *dev,
1191     struct device_attribute *attr, char *buf)
1192 {
1193         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1194         struct qla_hw_data *ha = vha->hw;
1195
1196         if (!IS_QLA81XX(ha))
1197                 return snprintf(buf, PAGE_SIZE, "\n");
1198
1199         return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%d)\n",
1200             ha->gold_fw_version[0], ha->gold_fw_version[1],
1201             ha->gold_fw_version[2], ha->gold_fw_version[3]);
1202 }
1203
1204 static ssize_t
1205 qla2x00_total_isp_aborts_show(struct device *dev,
1206                               struct device_attribute *attr, char *buf)
1207 {
1208         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1209         struct qla_hw_data *ha = vha->hw;
1210         return snprintf(buf, PAGE_SIZE, "%d\n",
1211             ha->qla_stats.total_isp_aborts);
1212 }
1213
1214 static ssize_t
1215 qla24xx_84xx_fw_version_show(struct device *dev,
1216         struct device_attribute *attr, char *buf)
1217 {
1218         int rval = QLA_SUCCESS;
1219         uint16_t status[2] = {0, 0};
1220         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1221         struct qla_hw_data *ha = vha->hw;
1222
1223         if (!IS_QLA84XX(ha))
1224                 return snprintf(buf, PAGE_SIZE, "\n");
1225
1226         if (ha->cs84xx->op_fw_version == 0)
1227                 rval = qla84xx_verify_chip(vha, status);
1228
1229         if ((rval == QLA_SUCCESS) && (status[0] == 0))
1230                 return snprintf(buf, PAGE_SIZE, "%u\n",
1231                         (uint32_t)ha->cs84xx->op_fw_version);
1232
1233         return snprintf(buf, PAGE_SIZE, "\n");
1234 }
1235
1236 static ssize_t
1237 qla2x00_mpi_version_show(struct device *dev, struct device_attribute *attr,
1238     char *buf)
1239 {
1240         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1241         struct qla_hw_data *ha = vha->hw;
1242
1243         if (!IS_QLA81XX(ha))
1244                 return snprintf(buf, PAGE_SIZE, "\n");
1245
1246         return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%x)\n",
1247             ha->mpi_version[0], ha->mpi_version[1], ha->mpi_version[2],
1248             ha->mpi_capabilities);
1249 }
1250
1251 static ssize_t
1252 qla2x00_phy_version_show(struct device *dev, struct device_attribute *attr,
1253     char *buf)
1254 {
1255         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1256         struct qla_hw_data *ha = vha->hw;
1257
1258         if (!IS_QLA81XX(ha))
1259                 return snprintf(buf, PAGE_SIZE, "\n");
1260
1261         return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n",
1262             ha->phy_version[0], ha->phy_version[1], ha->phy_version[2]);
1263 }
1264
1265 static ssize_t
1266 qla2x00_flash_block_size_show(struct device *dev,
1267                               struct device_attribute *attr, char *buf)
1268 {
1269         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1270         struct qla_hw_data *ha = vha->hw;
1271
1272         return snprintf(buf, PAGE_SIZE, "0x%x\n", ha->fdt_block_size);
1273 }
1274
1275 static ssize_t
1276 qla2x00_vlan_id_show(struct device *dev, struct device_attribute *attr,
1277     char *buf)
1278 {
1279         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1280
1281         if (!IS_QLA8XXX_TYPE(vha->hw))
1282                 return snprintf(buf, PAGE_SIZE, "\n");
1283
1284         return snprintf(buf, PAGE_SIZE, "%d\n", vha->fcoe_vlan_id);
1285 }
1286
1287 static ssize_t
1288 qla2x00_vn_port_mac_address_show(struct device *dev,
1289     struct device_attribute *attr, char *buf)
1290 {
1291         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1292
1293         if (!IS_QLA8XXX_TYPE(vha->hw))
1294                 return snprintf(buf, PAGE_SIZE, "\n");
1295
1296         return snprintf(buf, PAGE_SIZE, "%02x:%02x:%02x:%02x:%02x:%02x\n",
1297             vha->fcoe_vn_port_mac[5], vha->fcoe_vn_port_mac[4],
1298             vha->fcoe_vn_port_mac[3], vha->fcoe_vn_port_mac[2],
1299             vha->fcoe_vn_port_mac[1], vha->fcoe_vn_port_mac[0]);
1300 }
1301
1302 static ssize_t
1303 qla2x00_fabric_param_show(struct device *dev, struct device_attribute *attr,
1304     char *buf)
1305 {
1306         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1307
1308         return snprintf(buf, PAGE_SIZE, "%d\n", vha->hw->switch_cap);
1309 }
1310
1311 static ssize_t
1312 qla2x00_fw_state_show(struct device *dev, struct device_attribute *attr,
1313     char *buf)
1314 {
1315         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1316         int rval = QLA_FUNCTION_FAILED;
1317         uint16_t state[5];
1318
1319         if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
1320                 test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
1321                 DEBUG2_3_11(printk("%s(%ld): isp reset in progress.\n",
1322                         __func__, vha->host_no));
1323         else if (!vha->hw->flags.eeh_busy)
1324                 rval = qla2x00_get_firmware_state(vha, state);
1325         if (rval != QLA_SUCCESS)
1326                 memset(state, -1, sizeof(state));
1327
1328         return snprintf(buf, PAGE_SIZE, "0x%x 0x%x 0x%x 0x%x 0x%x\n", state[0],
1329             state[1], state[2], state[3], state[4]);
1330 }
1331
1332 static DEVICE_ATTR(driver_version, S_IRUGO, qla2x00_drvr_version_show, NULL);
1333 static DEVICE_ATTR(fw_version, S_IRUGO, qla2x00_fw_version_show, NULL);
1334 static DEVICE_ATTR(serial_num, S_IRUGO, qla2x00_serial_num_show, NULL);
1335 static DEVICE_ATTR(isp_name, S_IRUGO, qla2x00_isp_name_show, NULL);
1336 static DEVICE_ATTR(isp_id, S_IRUGO, qla2x00_isp_id_show, NULL);
1337 static DEVICE_ATTR(model_name, S_IRUGO, qla2x00_model_name_show, NULL);
1338 static DEVICE_ATTR(model_desc, S_IRUGO, qla2x00_model_desc_show, NULL);
1339 static DEVICE_ATTR(pci_info, S_IRUGO, qla2x00_pci_info_show, NULL);
1340 static DEVICE_ATTR(link_state, S_IRUGO, qla2x00_link_state_show, NULL);
1341 static DEVICE_ATTR(zio, S_IRUGO | S_IWUSR, qla2x00_zio_show, qla2x00_zio_store);
1342 static DEVICE_ATTR(zio_timer, S_IRUGO | S_IWUSR, qla2x00_zio_timer_show,
1343                    qla2x00_zio_timer_store);
1344 static DEVICE_ATTR(beacon, S_IRUGO | S_IWUSR, qla2x00_beacon_show,
1345                    qla2x00_beacon_store);
1346 static DEVICE_ATTR(optrom_bios_version, S_IRUGO,
1347                    qla2x00_optrom_bios_version_show, NULL);
1348 static DEVICE_ATTR(optrom_efi_version, S_IRUGO,
1349                    qla2x00_optrom_efi_version_show, NULL);
1350 static DEVICE_ATTR(optrom_fcode_version, S_IRUGO,
1351                    qla2x00_optrom_fcode_version_show, NULL);
1352 static DEVICE_ATTR(optrom_fw_version, S_IRUGO, qla2x00_optrom_fw_version_show,
1353                    NULL);
1354 static DEVICE_ATTR(optrom_gold_fw_version, S_IRUGO,
1355     qla2x00_optrom_gold_fw_version_show, NULL);
1356 static DEVICE_ATTR(84xx_fw_version, S_IRUGO, qla24xx_84xx_fw_version_show,
1357                    NULL);
1358 static DEVICE_ATTR(total_isp_aborts, S_IRUGO, qla2x00_total_isp_aborts_show,
1359                    NULL);
1360 static DEVICE_ATTR(mpi_version, S_IRUGO, qla2x00_mpi_version_show, NULL);
1361 static DEVICE_ATTR(phy_version, S_IRUGO, qla2x00_phy_version_show, NULL);
1362 static DEVICE_ATTR(flash_block_size, S_IRUGO, qla2x00_flash_block_size_show,
1363                    NULL);
1364 static DEVICE_ATTR(vlan_id, S_IRUGO, qla2x00_vlan_id_show, NULL);
1365 static DEVICE_ATTR(vn_port_mac_address, S_IRUGO,
1366                    qla2x00_vn_port_mac_address_show, NULL);
1367 static DEVICE_ATTR(fabric_param, S_IRUGO, qla2x00_fabric_param_show, NULL);
1368 static DEVICE_ATTR(fw_state, S_IRUGO, qla2x00_fw_state_show, NULL);
1369
1370 struct device_attribute *qla2x00_host_attrs[] = {
1371         &dev_attr_driver_version,
1372         &dev_attr_fw_version,
1373         &dev_attr_serial_num,
1374         &dev_attr_isp_name,
1375         &dev_attr_isp_id,
1376         &dev_attr_model_name,
1377         &dev_attr_model_desc,
1378         &dev_attr_pci_info,
1379         &dev_attr_link_state,
1380         &dev_attr_zio,
1381         &dev_attr_zio_timer,
1382         &dev_attr_beacon,
1383         &dev_attr_optrom_bios_version,
1384         &dev_attr_optrom_efi_version,
1385         &dev_attr_optrom_fcode_version,
1386         &dev_attr_optrom_fw_version,
1387         &dev_attr_84xx_fw_version,
1388         &dev_attr_total_isp_aborts,
1389         &dev_attr_mpi_version,
1390         &dev_attr_phy_version,
1391         &dev_attr_flash_block_size,
1392         &dev_attr_vlan_id,
1393         &dev_attr_vn_port_mac_address,
1394         &dev_attr_fabric_param,
1395         &dev_attr_fw_state,
1396         &dev_attr_optrom_gold_fw_version,
1397         NULL,
1398 };
1399
1400 /* Host attributes. */
1401
1402 static void
1403 qla2x00_get_host_port_id(struct Scsi_Host *shost)
1404 {
1405         scsi_qla_host_t *vha = shost_priv(shost);
1406
1407         fc_host_port_id(shost) = vha->d_id.b.domain << 16 |
1408             vha->d_id.b.area << 8 | vha->d_id.b.al_pa;
1409 }
1410
1411 static void
1412 qla2x00_get_host_speed(struct Scsi_Host *shost)
1413 {
1414         struct qla_hw_data *ha = ((struct scsi_qla_host *)
1415                                         (shost_priv(shost)))->hw;
1416         u32 speed = FC_PORTSPEED_UNKNOWN;
1417
1418         switch (ha->link_data_rate) {
1419         case PORT_SPEED_1GB:
1420                 speed = FC_PORTSPEED_1GBIT;
1421                 break;
1422         case PORT_SPEED_2GB:
1423                 speed = FC_PORTSPEED_2GBIT;
1424                 break;
1425         case PORT_SPEED_4GB:
1426                 speed = FC_PORTSPEED_4GBIT;
1427                 break;
1428         case PORT_SPEED_8GB:
1429                 speed = FC_PORTSPEED_8GBIT;
1430                 break;
1431         case PORT_SPEED_10GB:
1432                 speed = FC_PORTSPEED_10GBIT;
1433                 break;
1434         }
1435         fc_host_speed(shost) = speed;
1436 }
1437
1438 static void
1439 qla2x00_get_host_port_type(struct Scsi_Host *shost)
1440 {
1441         scsi_qla_host_t *vha = shost_priv(shost);
1442         uint32_t port_type = FC_PORTTYPE_UNKNOWN;
1443
1444         if (vha->vp_idx) {
1445                 fc_host_port_type(shost) = FC_PORTTYPE_NPIV;
1446                 return;
1447         }
1448         switch (vha->hw->current_topology) {
1449         case ISP_CFG_NL:
1450                 port_type = FC_PORTTYPE_LPORT;
1451                 break;
1452         case ISP_CFG_FL:
1453                 port_type = FC_PORTTYPE_NLPORT;
1454                 break;
1455         case ISP_CFG_N:
1456                 port_type = FC_PORTTYPE_PTP;
1457                 break;
1458         case ISP_CFG_F:
1459                 port_type = FC_PORTTYPE_NPORT;
1460                 break;
1461         }
1462         fc_host_port_type(shost) = port_type;
1463 }
1464
1465 static void
1466 qla2x00_get_starget_node_name(struct scsi_target *starget)
1467 {
1468         struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1469         scsi_qla_host_t *vha = shost_priv(host);
1470         fc_port_t *fcport;
1471         u64 node_name = 0;
1472
1473         list_for_each_entry(fcport, &vha->vp_fcports, list) {
1474                 if (fcport->rport &&
1475                     starget->id == fcport->rport->scsi_target_id) {
1476                         node_name = wwn_to_u64(fcport->node_name);
1477                         break;
1478                 }
1479         }
1480
1481         fc_starget_node_name(starget) = node_name;
1482 }
1483
1484 static void
1485 qla2x00_get_starget_port_name(struct scsi_target *starget)
1486 {
1487         struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1488         scsi_qla_host_t *vha = shost_priv(host);
1489         fc_port_t *fcport;
1490         u64 port_name = 0;
1491
1492         list_for_each_entry(fcport, &vha->vp_fcports, list) {
1493                 if (fcport->rport &&
1494                     starget->id == fcport->rport->scsi_target_id) {
1495                         port_name = wwn_to_u64(fcport->port_name);
1496                         break;
1497                 }
1498         }
1499
1500         fc_starget_port_name(starget) = port_name;
1501 }
1502
1503 static void
1504 qla2x00_get_starget_port_id(struct scsi_target *starget)
1505 {
1506         struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1507         scsi_qla_host_t *vha = shost_priv(host);
1508         fc_port_t *fcport;
1509         uint32_t port_id = ~0U;
1510
1511         list_for_each_entry(fcport, &vha->vp_fcports, list) {
1512                 if (fcport->rport &&
1513                     starget->id == fcport->rport->scsi_target_id) {
1514                         port_id = fcport->d_id.b.domain << 16 |
1515                             fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa;
1516                         break;
1517                 }
1518         }
1519
1520         fc_starget_port_id(starget) = port_id;
1521 }
1522
1523 static void
1524 qla2x00_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout)
1525 {
1526         if (timeout)
1527                 rport->dev_loss_tmo = timeout;
1528         else
1529                 rport->dev_loss_tmo = 1;
1530 }
1531
1532 static void
1533 qla2x00_dev_loss_tmo_callbk(struct fc_rport *rport)
1534 {
1535         struct Scsi_Host *host = rport_to_shost(rport);
1536         fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
1537
1538         if (!fcport)
1539                 return;
1540
1541         /*
1542          * Transport has effectively 'deleted' the rport, clear
1543          * all local references.
1544          */
1545         spin_lock_irq(host->host_lock);
1546         fcport->rport = fcport->drport = NULL;
1547         *((fc_port_t **)rport->dd_data) = NULL;
1548         spin_unlock_irq(host->host_lock);
1549
1550         if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
1551                 return;
1552
1553         if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
1554                 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
1555                 return;
1556         }
1557 }
1558
1559 static void
1560 qla2x00_terminate_rport_io(struct fc_rport *rport)
1561 {
1562         fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
1563
1564         if (!fcport)
1565                 return;
1566
1567         if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
1568                 return;
1569
1570         if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
1571                 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
1572                 return;
1573         }
1574         /*
1575          * At this point all fcport's software-states are cleared.  Perform any
1576          * final cleanup of firmware resources (PCBs and XCBs).
1577          */
1578         if (fcport->loop_id != FC_NO_LOOP_ID &&
1579             !test_bit(UNLOADING, &fcport->vha->dpc_flags))
1580                 fcport->vha->hw->isp_ops->fabric_logout(fcport->vha,
1581                         fcport->loop_id, fcport->d_id.b.domain,
1582                         fcport->d_id.b.area, fcport->d_id.b.al_pa);
1583 }
1584
1585 static int
1586 qla2x00_issue_lip(struct Scsi_Host *shost)
1587 {
1588         scsi_qla_host_t *vha = shost_priv(shost);
1589
1590         qla2x00_loop_reset(vha);
1591         return 0;
1592 }
1593
1594 static struct fc_host_statistics *
1595 qla2x00_get_fc_host_stats(struct Scsi_Host *shost)
1596 {
1597         scsi_qla_host_t *vha = shost_priv(shost);
1598         struct qla_hw_data *ha = vha->hw;
1599         struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1600         int rval;
1601         struct link_statistics *stats;
1602         dma_addr_t stats_dma;
1603         struct fc_host_statistics *pfc_host_stat;
1604
1605         pfc_host_stat = &ha->fc_host_stat;
1606         memset(pfc_host_stat, -1, sizeof(struct fc_host_statistics));
1607
1608         if (test_bit(UNLOADING, &vha->dpc_flags))
1609                 goto done;
1610
1611         if (unlikely(pci_channel_offline(ha->pdev)))
1612                 goto done;
1613
1614         stats = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &stats_dma);
1615         if (stats == NULL) {
1616                 DEBUG2_3_11(printk("%s(%ld): Failed to allocate memory.\n",
1617                     __func__, base_vha->host_no));
1618                 goto done;
1619         }
1620         memset(stats, 0, DMA_POOL_SIZE);
1621
1622         rval = QLA_FUNCTION_FAILED;
1623         if (IS_FWI2_CAPABLE(ha)) {
1624                 rval = qla24xx_get_isp_stats(base_vha, stats, stats_dma);
1625         } else if (atomic_read(&base_vha->loop_state) == LOOP_READY &&
1626                     !test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) &&
1627                     !test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags) &&
1628                     !ha->dpc_active) {
1629                 /* Must be in a 'READY' state for statistics retrieval. */
1630                 rval = qla2x00_get_link_status(base_vha, base_vha->loop_id,
1631                                                 stats, stats_dma);
1632         }
1633
1634         if (rval != QLA_SUCCESS)
1635                 goto done_free;
1636
1637         pfc_host_stat->link_failure_count = stats->link_fail_cnt;
1638         pfc_host_stat->loss_of_sync_count = stats->loss_sync_cnt;
1639         pfc_host_stat->loss_of_signal_count = stats->loss_sig_cnt;
1640         pfc_host_stat->prim_seq_protocol_err_count = stats->prim_seq_err_cnt;
1641         pfc_host_stat->invalid_tx_word_count = stats->inval_xmit_word_cnt;
1642         pfc_host_stat->invalid_crc_count = stats->inval_crc_cnt;
1643         if (IS_FWI2_CAPABLE(ha)) {
1644                 pfc_host_stat->lip_count = stats->lip_cnt;
1645                 pfc_host_stat->tx_frames = stats->tx_frames;
1646                 pfc_host_stat->rx_frames = stats->rx_frames;
1647                 pfc_host_stat->dumped_frames = stats->dumped_frames;
1648                 pfc_host_stat->nos_count = stats->nos_rcvd;
1649         }
1650         pfc_host_stat->fcp_input_megabytes = ha->qla_stats.input_bytes >> 20;
1651         pfc_host_stat->fcp_output_megabytes = ha->qla_stats.output_bytes >> 20;
1652
1653 done_free:
1654         dma_pool_free(ha->s_dma_pool, stats, stats_dma);
1655 done:
1656         return pfc_host_stat;
1657 }
1658
1659 static void
1660 qla2x00_get_host_symbolic_name(struct Scsi_Host *shost)
1661 {
1662         scsi_qla_host_t *vha = shost_priv(shost);
1663
1664         qla2x00_get_sym_node_name(vha, fc_host_symbolic_name(shost));
1665 }
1666
1667 static void
1668 qla2x00_set_host_system_hostname(struct Scsi_Host *shost)
1669 {
1670         scsi_qla_host_t *vha = shost_priv(shost);
1671
1672         set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags);
1673 }
1674
1675 static void
1676 qla2x00_get_host_fabric_name(struct Scsi_Host *shost)
1677 {
1678         scsi_qla_host_t *vha = shost_priv(shost);
1679         uint8_t node_name[WWN_SIZE] = { 0xFF, 0xFF, 0xFF, 0xFF, \
1680                 0xFF, 0xFF, 0xFF, 0xFF};
1681         u64 fabric_name = wwn_to_u64(node_name);
1682
1683         if (vha->device_flags & SWITCH_FOUND)
1684                 fabric_name = wwn_to_u64(vha->fabric_node_name);
1685
1686         fc_host_fabric_name(shost) = fabric_name;
1687 }
1688
1689 static void
1690 qla2x00_get_host_port_state(struct Scsi_Host *shost)
1691 {
1692         scsi_qla_host_t *vha = shost_priv(shost);
1693         struct scsi_qla_host *base_vha = pci_get_drvdata(vha->hw->pdev);
1694
1695         if (!base_vha->flags.online)
1696                 fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE;
1697         else if (atomic_read(&base_vha->loop_state) == LOOP_TIMEOUT)
1698                 fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN;
1699         else
1700                 fc_host_port_state(shost) = FC_PORTSTATE_ONLINE;
1701 }
1702
1703 static int
1704 qla24xx_vport_create(struct fc_vport *fc_vport, bool disable)
1705 {
1706         int     ret = 0;
1707         uint8_t qos = 0;
1708         scsi_qla_host_t *base_vha = shost_priv(fc_vport->shost);
1709         scsi_qla_host_t *vha = NULL;
1710         struct qla_hw_data *ha = base_vha->hw;
1711         uint16_t options = 0;
1712         int     cnt;
1713         struct req_que *req = ha->req_q_map[0];
1714
1715         ret = qla24xx_vport_create_req_sanity_check(fc_vport);
1716         if (ret) {
1717                 DEBUG15(printk("qla24xx_vport_create_req_sanity_check failed, "
1718                     "status %x\n", ret));
1719                 return (ret);
1720         }
1721
1722         vha = qla24xx_create_vhost(fc_vport);
1723         if (vha == NULL) {
1724                 DEBUG15(printk ("qla24xx_create_vhost failed, vha = %p\n",
1725                     vha));
1726                 return FC_VPORT_FAILED;
1727         }
1728         if (disable) {
1729                 atomic_set(&vha->vp_state, VP_OFFLINE);
1730                 fc_vport_set_state(fc_vport, FC_VPORT_DISABLED);
1731         } else
1732                 atomic_set(&vha->vp_state, VP_FAILED);
1733
1734         /* ready to create vport */
1735         qla_printk(KERN_INFO, vha->hw, "VP entry id %d assigned.\n",
1736                                                         vha->vp_idx);
1737
1738         /* initialized vport states */
1739         atomic_set(&vha->loop_state, LOOP_DOWN);
1740         vha->vp_err_state=  VP_ERR_PORTDWN;
1741         vha->vp_prev_err_state=  VP_ERR_UNKWN;
1742         /* Check if physical ha port is Up */
1743         if (atomic_read(&base_vha->loop_state) == LOOP_DOWN ||
1744             atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
1745                 /* Don't retry or attempt login of this virtual port */
1746                 DEBUG15(printk ("scsi(%ld): pport loop_state is not UP.\n",
1747                     base_vha->host_no));
1748                 atomic_set(&vha->loop_state, LOOP_DEAD);
1749                 if (!disable)
1750                         fc_vport_set_state(fc_vport, FC_VPORT_LINKDOWN);
1751         }
1752
1753         if ((IS_QLA25XX(ha) || IS_QLA81XX(ha)) && ql2xenabledif) {
1754                 if (ha->fw_attributes & BIT_4) {
1755                         vha->flags.difdix_supported = 1;
1756                         DEBUG18(qla_printk(KERN_INFO, ha,
1757                             "Registering for DIF/DIX type 1 and 3"
1758                             " protection.\n"));
1759                         scsi_host_set_prot(vha->host,
1760                             SHOST_DIF_TYPE1_PROTECTION
1761                             | SHOST_DIF_TYPE2_PROTECTION
1762                             | SHOST_DIF_TYPE3_PROTECTION
1763                             | SHOST_DIX_TYPE1_PROTECTION
1764                             | SHOST_DIX_TYPE2_PROTECTION
1765                             | SHOST_DIX_TYPE3_PROTECTION);
1766                         scsi_host_set_guard(vha->host, SHOST_DIX_GUARD_CRC);
1767                 } else
1768                         vha->flags.difdix_supported = 0;
1769         }
1770
1771         if (scsi_add_host_with_dma(vha->host, &fc_vport->dev,
1772                                    &ha->pdev->dev)) {
1773                 DEBUG15(printk("scsi(%ld): scsi_add_host failure for VP[%d].\n",
1774                         vha->host_no, vha->vp_idx));
1775                 goto vport_create_failed_2;
1776         }
1777
1778         /* initialize attributes */
1779         fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count;
1780         fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
1781         fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
1782         fc_host_supported_classes(vha->host) =
1783                 fc_host_supported_classes(base_vha->host);
1784         fc_host_supported_speeds(vha->host) =
1785                 fc_host_supported_speeds(base_vha->host);
1786
1787         qla24xx_vport_disable(fc_vport, disable);
1788
1789         if (ha->flags.cpu_affinity_enabled) {
1790                 req = ha->req_q_map[1];
1791                 goto vport_queue;
1792         } else if (ql2xmaxqueues == 1 || !ha->npiv_info)
1793                 goto vport_queue;
1794         /* Create a request queue in QoS mode for the vport */
1795         for (cnt = 0; cnt < ha->nvram_npiv_size; cnt++) {
1796                 if (memcmp(ha->npiv_info[cnt].port_name, vha->port_name, 8) == 0
1797                         && memcmp(ha->npiv_info[cnt].node_name, vha->node_name,
1798                                         8) == 0) {
1799                         qos = ha->npiv_info[cnt].q_qos;
1800                         break;
1801                 }
1802         }
1803         if (qos) {
1804                 ret = qla25xx_create_req_que(ha, options, vha->vp_idx, 0, 0,
1805                         qos);
1806                 if (!ret)
1807                         qla_printk(KERN_WARNING, ha,
1808                         "Can't create request queue for vp_idx:%d\n",
1809                         vha->vp_idx);
1810                 else {
1811                         DEBUG2(qla_printk(KERN_INFO, ha,
1812                         "Request Que:%d (QoS: %d) created for vp_idx:%d\n",
1813                         ret, qos, vha->vp_idx));
1814                         req = ha->req_q_map[ret];
1815                 }
1816         }
1817
1818 vport_queue:
1819         vha->req = req;
1820         return 0;
1821
1822 vport_create_failed_2:
1823         qla24xx_disable_vp(vha);
1824         qla24xx_deallocate_vp_id(vha);
1825         scsi_host_put(vha->host);
1826         return FC_VPORT_FAILED;
1827 }
1828
1829 static int
1830 qla24xx_vport_delete(struct fc_vport *fc_vport)
1831 {
1832         scsi_qla_host_t *vha = fc_vport->dd_data;
1833         struct qla_hw_data *ha = vha->hw;
1834         uint16_t id = vha->vp_idx;
1835
1836         while (test_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags) ||
1837             test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags))
1838                 msleep(1000);
1839
1840         qla24xx_disable_vp(vha);
1841
1842         vha->flags.delete_progress = 1;
1843
1844         fc_remove_host(vha->host);
1845
1846         scsi_remove_host(vha->host);
1847
1848         if (vha->timer_active) {
1849                 qla2x00_vp_stop_timer(vha);
1850                 DEBUG15(printk(KERN_INFO "scsi(%ld): timer for the vport[%d]"
1851                 " = %p has stopped\n", vha->host_no, vha->vp_idx, vha));
1852         }
1853
1854         qla24xx_deallocate_vp_id(vha);
1855
1856         /* No pending activities shall be there on the vha now */
1857         DEBUG(msleep(random32()%10));  /* Just to see if something falls on
1858                                         * the net we have placed below */
1859
1860         BUG_ON(atomic_read(&vha->vref_count));
1861
1862         qla2x00_free_fcports(vha);
1863
1864         mutex_lock(&ha->vport_lock);
1865         ha->cur_vport_count--;
1866         clear_bit(vha->vp_idx, ha->vp_idx_map);
1867         mutex_unlock(&ha->vport_lock);
1868
1869         if (vha->req->id && !ha->flags.cpu_affinity_enabled) {
1870                 if (qla25xx_delete_req_que(vha, vha->req) != QLA_SUCCESS)
1871                         qla_printk(KERN_WARNING, ha,
1872                                 "Queue delete failed.\n");
1873         }
1874
1875         scsi_host_put(vha->host);
1876         qla_printk(KERN_INFO, ha, "vport %d deleted\n", id);
1877         return 0;
1878 }
1879
1880 static int
1881 qla24xx_vport_disable(struct fc_vport *fc_vport, bool disable)
1882 {
1883         scsi_qla_host_t *vha = fc_vport->dd_data;
1884
1885         if (disable)
1886                 qla24xx_disable_vp(vha);
1887         else
1888                 qla24xx_enable_vp(vha);
1889
1890         return 0;
1891 }
1892
1893 struct fc_function_template qla2xxx_transport_functions = {
1894
1895         .show_host_node_name = 1,
1896         .show_host_port_name = 1,
1897         .show_host_supported_classes = 1,
1898         .show_host_supported_speeds = 1,
1899
1900         .get_host_port_id = qla2x00_get_host_port_id,
1901         .show_host_port_id = 1,
1902         .get_host_speed = qla2x00_get_host_speed,
1903         .show_host_speed = 1,
1904         .get_host_port_type = qla2x00_get_host_port_type,
1905         .show_host_port_type = 1,
1906         .get_host_symbolic_name = qla2x00_get_host_symbolic_name,
1907         .show_host_symbolic_name = 1,
1908         .set_host_system_hostname = qla2x00_set_host_system_hostname,
1909         .show_host_system_hostname = 1,
1910         .get_host_fabric_name = qla2x00_get_host_fabric_name,
1911         .show_host_fabric_name = 1,
1912         .get_host_port_state = qla2x00_get_host_port_state,
1913         .show_host_port_state = 1,
1914
1915         .dd_fcrport_size = sizeof(struct fc_port *),
1916         .show_rport_supported_classes = 1,
1917
1918         .get_starget_node_name = qla2x00_get_starget_node_name,
1919         .show_starget_node_name = 1,
1920         .get_starget_port_name = qla2x00_get_starget_port_name,
1921         .show_starget_port_name = 1,
1922         .get_starget_port_id  = qla2x00_get_starget_port_id,
1923         .show_starget_port_id = 1,
1924
1925         .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
1926         .show_rport_dev_loss_tmo = 1,
1927
1928         .issue_fc_host_lip = qla2x00_issue_lip,
1929         .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
1930         .terminate_rport_io = qla2x00_terminate_rport_io,
1931         .get_fc_host_stats = qla2x00_get_fc_host_stats,
1932
1933         .vport_create = qla24xx_vport_create,
1934         .vport_disable = qla24xx_vport_disable,
1935         .vport_delete = qla24xx_vport_delete,
1936         .bsg_request = qla24xx_bsg_request,
1937         .bsg_timeout = qla24xx_bsg_timeout,
1938 };
1939
1940 struct fc_function_template qla2xxx_transport_vport_functions = {
1941
1942         .show_host_node_name = 1,
1943         .show_host_port_name = 1,
1944         .show_host_supported_classes = 1,
1945
1946         .get_host_port_id = qla2x00_get_host_port_id,
1947         .show_host_port_id = 1,
1948         .get_host_speed = qla2x00_get_host_speed,
1949         .show_host_speed = 1,
1950         .get_host_port_type = qla2x00_get_host_port_type,
1951         .show_host_port_type = 1,
1952         .get_host_symbolic_name = qla2x00_get_host_symbolic_name,
1953         .show_host_symbolic_name = 1,
1954         .set_host_system_hostname = qla2x00_set_host_system_hostname,
1955         .show_host_system_hostname = 1,
1956         .get_host_fabric_name = qla2x00_get_host_fabric_name,
1957         .show_host_fabric_name = 1,
1958         .get_host_port_state = qla2x00_get_host_port_state,
1959         .show_host_port_state = 1,
1960
1961         .dd_fcrport_size = sizeof(struct fc_port *),
1962         .show_rport_supported_classes = 1,
1963
1964         .get_starget_node_name = qla2x00_get_starget_node_name,
1965         .show_starget_node_name = 1,
1966         .get_starget_port_name = qla2x00_get_starget_port_name,
1967         .show_starget_port_name = 1,
1968         .get_starget_port_id  = qla2x00_get_starget_port_id,
1969         .show_starget_port_id = 1,
1970
1971         .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
1972         .show_rport_dev_loss_tmo = 1,
1973
1974         .issue_fc_host_lip = qla2x00_issue_lip,
1975         .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
1976         .terminate_rport_io = qla2x00_terminate_rport_io,
1977         .get_fc_host_stats = qla2x00_get_fc_host_stats,
1978         .bsg_request = qla24xx_bsg_request,
1979         .bsg_timeout = qla24xx_bsg_timeout,
1980 };
1981
1982 void
1983 qla2x00_init_host_attr(scsi_qla_host_t *vha)
1984 {
1985         struct qla_hw_data *ha = vha->hw;
1986         u32 speed = FC_PORTSPEED_UNKNOWN;
1987
1988         fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count;
1989         fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
1990         fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
1991         fc_host_supported_classes(vha->host) = FC_COS_CLASS3;
1992         fc_host_max_npiv_vports(vha->host) = ha->max_npiv_vports;
1993         fc_host_npiv_vports_inuse(vha->host) = ha->cur_vport_count;
1994
1995         if (IS_QLA8XXX_TYPE(ha))
1996                 speed = FC_PORTSPEED_10GBIT;
1997         else if (IS_QLA25XX(ha))
1998                 speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT |
1999                     FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
2000         else if (IS_QLA24XX_TYPE(ha))
2001                 speed = FC_PORTSPEED_4GBIT | FC_PORTSPEED_2GBIT |
2002                     FC_PORTSPEED_1GBIT;
2003         else if (IS_QLA23XX(ha))
2004                 speed = FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
2005         else
2006                 speed = FC_PORTSPEED_1GBIT;
2007         fc_host_supported_speeds(vha->host) = speed;
2008 }