drivers/scsi/qla2xxx/qla_attr.c

   1 /*
   2  * QLogic Fibre Channel HBA Driver
   3  * Copyright (c)  2003-2011 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         int rval = 0;
  27
  28         if (ha->fw_dump_reading == 0)
  29                 return 0;
  30
  31         if (IS_QLA82XX(ha)) {
  32                 if (off < ha->md_template_size) {
  33                         rval = memory_read_from_buffer(buf, count,
  34                             &off, ha->md_tmplt_hdr, ha->md_template_size);
  35                         return rval;
  36                 }
  37                 off -= ha->md_template_size;
  38                 rval = memory_read_from_buffer(buf, count,
  39                     &off, ha->md_dump, ha->md_dump_size);
  40                 return rval;
  41         } else
  42                 return memory_read_from_buffer(buf, count, &off, ha->fw_dump,
  43                                         ha->fw_dump_len);
  44 }
  45
  46 static ssize_t
  47 qla2x00_sysfs_write_fw_dump(struct file *filp, struct kobject *kobj,
  48                             struct bin_attribute *bin_attr,
  49                             char *buf, loff_t off, size_t count)
  50 {
  51         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
  52             struct device, kobj)));
  53         struct qla_hw_data *ha = vha->hw;
  54         int reading;
  55
  56         if (off != 0)
  57                 return (0);
  58
  59         reading = simple_strtol(buf, NULL, 10);
  60         switch (reading) {
  61         case 0:
  62                 if (!ha->fw_dump_reading)
  63                         break;
  64
  65                 ql_log(ql_log_info, vha, 0x705d,
  66                     "Firmware dump cleared on (%ld).\n", vha->host_no);
  67
  68                 if (IS_QLA82XX(vha->hw)) {
  69                         qla82xx_md_free(vha);
  70                         qla82xx_md_prep(vha);
  71                 }
  72                 ha->fw_dump_reading = 0;
  73                 ha->fw_dumped = 0;
  74                 break;
  75         case 1:
  76                 if (ha->fw_dumped && !ha->fw_dump_reading) {
  77                         ha->fw_dump_reading = 1;
  78
  79                         ql_log(ql_log_info, vha, 0x705e,
  80                             "Raw firmware dump ready for read on (%ld).\n",
  81                             vha->host_no);
  82                 }
  83                 break;
  84         case 2:
  85                 qla2x00_alloc_fw_dump(vha);
  86                 break;
  87         case 3:
  88                 if (IS_QLA82XX(ha)) {
  89                         qla82xx_idc_lock(ha);
  90                         qla82xx_set_reset_owner(vha);
  91                         qla82xx_idc_unlock(ha);
  92                 } else
  93                         qla2x00_system_error(vha);
  94                 break;
  95         case 4:
  96                 if (IS_QLA82XX(ha)) {
  97                         if (ha->md_tmplt_hdr)
  98                                 ql_dbg(ql_dbg_user, vha, 0x705b,
  99                                     "MiniDump supported with this firmware.\n");
 100                         else
 101                                 ql_dbg(ql_dbg_user, vha, 0x709d,
 102                                     "MiniDump not supported with this firmware.\n");
 103                 }
 104                 break;
 105         case 5:
 106                 if (IS_QLA82XX(ha))
 107                         set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
 108                 break;
 109         }
 110         return count;
 111 }
 112
 113 static struct bin_attribute sysfs_fw_dump_attr = {
 114         .attr = {
 115                 .name = "fw_dump",
 116                 .mode = S_IRUSR | S_IWUSR,
 117         },
 118         .size = 0,
 119         .read = qla2x00_sysfs_read_fw_dump,
 120         .write = qla2x00_sysfs_write_fw_dump,
 121 };
 122
 123 static ssize_t
 124 qla2x00_sysfs_read_nvram(struct file *filp, struct kobject *kobj,
 125                          struct bin_attribute *bin_attr,
 126                          char *buf, loff_t off, size_t count)
 127 {
 128         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 129             struct device, kobj)));
 130         struct qla_hw_data *ha = vha->hw;
 131
 132         if (!capable(CAP_SYS_ADMIN))
 133                 return 0;
 134
 135         if (IS_NOCACHE_VPD_TYPE(ha))
 136                 ha->isp_ops->read_optrom(vha, ha->nvram, ha->flt_region_nvram << 2,
 137                     ha->nvram_size);
 138         return memory_read_from_buffer(buf, count, &off, ha->nvram,
 139                                         ha->nvram_size);
 140 }
 141
 142 static ssize_t
 143 qla2x00_sysfs_write_nvram(struct file *filp, struct kobject *kobj,
 144                           struct bin_attribute *bin_attr,
 145                           char *buf, loff_t off, size_t count)
 146 {
 147         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 148             struct device, kobj)));
 149         struct qla_hw_data *ha = vha->hw;
 150         uint16_t        cnt;
 151
 152         if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->nvram_size ||
 153             !ha->isp_ops->write_nvram)
 154                 return -EINVAL;
 155
 156         /* Checksum NVRAM. */
 157         if (IS_FWI2_CAPABLE(ha)) {
 158                 uint32_t *iter;
 159                 uint32_t chksum;
 160
 161                 iter = (uint32_t *)buf;
 162                 chksum = 0;
 163                 for (cnt = 0; cnt < ((count >> 2) - 1); cnt++)
 164                         chksum += le32_to_cpu(*iter++);
 165                 chksum = ~chksum + 1;
 166                 *iter = cpu_to_le32(chksum);
 167         } else {
 168                 uint8_t *iter;
 169                 uint8_t chksum;
 170
 171                 iter = (uint8_t *)buf;
 172                 chksum = 0;
 173                 for (cnt = 0; cnt < count - 1; cnt++)
 174                         chksum += *iter++;
 175                 chksum = ~chksum + 1;
 176                 *iter = chksum;
 177         }
 178
 179         if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
 180                 ql_log(ql_log_warn, vha, 0x705f,
 181                     "HBA not online, failing NVRAM update.\n");
 182                 return -EAGAIN;
 183         }
 184
 185         /* Write NVRAM. */
 186         ha->isp_ops->write_nvram(vha, (uint8_t *)buf, ha->nvram_base, count);
 187         ha->isp_ops->read_nvram(vha, (uint8_t *)ha->nvram, ha->nvram_base,
 188             count);
 189
 190         ql_dbg(ql_dbg_user, vha, 0x7060,
 191             "Setting ISP_ABORT_NEEDED\n");
 192         /* NVRAM settings take effect immediately. */
 193         set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
 194         qla2xxx_wake_dpc(vha);
 195         qla2x00_wait_for_chip_reset(vha);
 196
 197         return count;
 198 }
 199
 200 static struct bin_attribute sysfs_nvram_attr = {
 201         .attr = {
 202                 .name = "nvram",
 203                 .mode = S_IRUSR | S_IWUSR,
 204         },
 205         .size = 512,
 206         .read = qla2x00_sysfs_read_nvram,
 207         .write = qla2x00_sysfs_write_nvram,
 208 };
 209
 210 static ssize_t
 211 qla2x00_sysfs_read_optrom(struct file *filp, struct kobject *kobj,
 212                           struct bin_attribute *bin_attr,
 213                           char *buf, loff_t off, size_t count)
 214 {
 215         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 216             struct device, kobj)));
 217         struct qla_hw_data *ha = vha->hw;
 218
 219         if (ha->optrom_state != QLA_SREADING)
 220                 return 0;
 221
 222         return memory_read_from_buffer(buf, count, &off, ha->optrom_buffer,
 223                                         ha->optrom_region_size);
 224 }
 225
 226 static ssize_t
 227 qla2x00_sysfs_write_optrom(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         if (ha->optrom_state != QLA_SWRITING)
 236                 return -EINVAL;
 237         if (off > ha->optrom_region_size)
 238                 return -ERANGE;
 239         if (off + count > ha->optrom_region_size)
 240                 count = ha->optrom_region_size - off;
 241
 242         memcpy(&ha->optrom_buffer[off], buf, count);
 243
 244         return count;
 245 }
 246
 247 static struct bin_attribute sysfs_optrom_attr = {
 248         .attr = {
 249                 .name = "optrom",
 250                 .mode = S_IRUSR | S_IWUSR,
 251         },
 252         .size = 0,
 253         .read = qla2x00_sysfs_read_optrom,
 254         .write = qla2x00_sysfs_write_optrom,
 255 };
 256
 257 static ssize_t
 258 qla2x00_sysfs_write_optrom_ctl(struct file *filp, struct kobject *kobj,
 259                                struct bin_attribute *bin_attr,
 260                                char *buf, loff_t off, size_t count)
 261 {
 262         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 263             struct device, kobj)));
 264         struct qla_hw_data *ha = vha->hw;
 265
 266         uint32_t start = 0;
 267         uint32_t size = ha->optrom_size;
 268         int val, valid;
 269
 270         if (off)
 271                 return -EINVAL;
 272
 273         if (unlikely(pci_channel_offline(ha->pdev)))
 274                 return -EAGAIN;
 275
 276         if (sscanf(buf, "%d:%x:%x", &val, &start, &size) < 1)
 277                 return -EINVAL;
 278         if (start > ha->optrom_size)
 279                 return -EINVAL;
 280
 281         switch (val) {
 282         case 0:
 283                 if (ha->optrom_state != QLA_SREADING &&
 284                     ha->optrom_state != QLA_SWRITING)
 285                         return -EINVAL;
 286
 287                 ha->optrom_state = QLA_SWAITING;
 288
 289                 ql_dbg(ql_dbg_user, vha, 0x7061,
 290                     "Freeing flash region allocation -- 0x%x bytes.\n",
 291                     ha->optrom_region_size);
 292
 293                 vfree(ha->optrom_buffer);
 294                 ha->optrom_buffer = NULL;
 295                 break;
 296         case 1:
 297                 if (ha->optrom_state != QLA_SWAITING)
 298                         return -EINVAL;
 299
 300                 ha->optrom_region_start = start;
 301                 ha->optrom_region_size = start + size > ha->optrom_size ?
 302                     ha->optrom_size - start : size;
 303
 304                 ha->optrom_state = QLA_SREADING;
 305                 ha->optrom_buffer = vmalloc(ha->optrom_region_size);
 306                 if (ha->optrom_buffer == NULL) {
 307                         ql_log(ql_log_warn, vha, 0x7062,
 308                             "Unable to allocate memory for optrom retrieval "
 309                             "(%x).\n", ha->optrom_region_size);
 310
 311                         ha->optrom_state = QLA_SWAITING;
 312                         return -ENOMEM;
 313                 }
 314
 315                 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
 316                         ql_log(ql_log_warn, vha, 0x7063,
 317                             "HBA not online, failing NVRAM update.\n");
 318                         return -EAGAIN;
 319                 }
 320
 321                 ql_dbg(ql_dbg_user, vha, 0x7064,
 322                     "Reading flash region -- 0x%x/0x%x.\n",
 323                     ha->optrom_region_start, ha->optrom_region_size);
 324
 325                 memset(ha->optrom_buffer, 0, ha->optrom_region_size);
 326                 ha->isp_ops->read_optrom(vha, ha->optrom_buffer,
 327                     ha->optrom_region_start, ha->optrom_region_size);
 328                 break;
 329         case 2:
 330                 if (ha->optrom_state != QLA_SWAITING)
 331                         return -EINVAL;
 332
 333                 /*
 334                  * We need to be more restrictive on which FLASH regions are
 335                  * allowed to be updated via user-space.  Regions accessible
 336                  * via this method include:
 337                  *
 338                  * ISP21xx/ISP22xx/ISP23xx type boards:
 339                  *
 340                  *      0x000000 -> 0x020000 -- Boot code.
 341                  *
 342                  * ISP2322/ISP24xx type boards:
 343                  *
 344                  *      0x000000 -> 0x07ffff -- Boot code.
 345                  *      0x080000 -> 0x0fffff -- Firmware.
 346                  *
 347                  * ISP25xx type boards:
 348                  *
 349                  *      0x000000 -> 0x07ffff -- Boot code.
 350                  *      0x080000 -> 0x0fffff -- Firmware.
 351                  *      0x120000 -> 0x12ffff -- VPD and HBA parameters.
 352                  */
 353                 valid = 0;
 354                 if (ha->optrom_size == OPTROM_SIZE_2300 && start == 0)
 355                         valid = 1;
 356                 else if (start == (ha->flt_region_boot * 4) ||
 357                     start == (ha->flt_region_fw * 4))
 358                         valid = 1;
 359                 else if (IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha)
 360                         || IS_CNA_CAPABLE(ha) || IS_QLA2031(ha))
 361                         valid = 1;
 362                 if (!valid) {
 363                         ql_log(ql_log_warn, vha, 0x7065,
 364                             "Invalid start region 0x%x/0x%x.\n", start, size);
 365                         return -EINVAL;
 366                 }
 367
 368                 ha->optrom_region_start = start;
 369                 ha->optrom_region_size = start + size > ha->optrom_size ?
 370                     ha->optrom_size - start : size;
 371
 372                 ha->optrom_state = QLA_SWRITING;
 373                 ha->optrom_buffer = vmalloc(ha->optrom_region_size);
 374                 if (ha->optrom_buffer == NULL) {
 375                         ql_log(ql_log_warn, vha, 0x7066,
 376                             "Unable to allocate memory for optrom update "
 377                             "(%x)\n", ha->optrom_region_size);
 378
 379                         ha->optrom_state = QLA_SWAITING;
 380                         return -ENOMEM;
 381                 }
 382
 383                 ql_dbg(ql_dbg_user, vha, 0x7067,
 384                     "Staging flash region write -- 0x%x/0x%x.\n",
 385                     ha->optrom_region_start, ha->optrom_region_size);
 386
 387                 memset(ha->optrom_buffer, 0, ha->optrom_region_size);
 388                 break;
 389         case 3:
 390                 if (ha->optrom_state != QLA_SWRITING)
 391                         return -EINVAL;
 392
 393                 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
 394                         ql_log(ql_log_warn, vha, 0x7068,
 395                             "HBA not online, failing flash update.\n");
 396                         return -EAGAIN;
 397                 }
 398
 399                 ql_dbg(ql_dbg_user, vha, 0x7069,
 400                     "Writing flash region -- 0x%x/0x%x.\n",
 401                     ha->optrom_region_start, ha->optrom_region_size);
 402
 403                 ha->isp_ops->write_optrom(vha, ha->optrom_buffer,
 404                     ha->optrom_region_start, ha->optrom_region_size);
 405                 break;
 406         default:
 407                 return -EINVAL;
 408         }
 409         return count;
 410 }
 411
 412 static struct bin_attribute sysfs_optrom_ctl_attr = {
 413         .attr = {
 414                 .name = "optrom_ctl",
 415                 .mode = S_IWUSR,
 416         },
 417         .size = 0,
 418         .write = qla2x00_sysfs_write_optrom_ctl,
 419 };
 420
 421 static ssize_t
 422 qla2x00_sysfs_read_vpd(struct file *filp, struct kobject *kobj,
 423                        struct bin_attribute *bin_attr,
 424                        char *buf, loff_t off, size_t count)
 425 {
 426         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 427             struct device, kobj)));
 428         struct qla_hw_data *ha = vha->hw;
 429
 430         if (unlikely(pci_channel_offline(ha->pdev)))
 431                 return -EAGAIN;
 432
 433         if (!capable(CAP_SYS_ADMIN))
 434                 return -EINVAL;
 435
 436         if (IS_NOCACHE_VPD_TYPE(ha))
 437                 ha->isp_ops->read_optrom(vha, ha->vpd, ha->flt_region_vpd << 2,
 438                     ha->vpd_size);
 439         return memory_read_from_buffer(buf, count, &off, ha->vpd, ha->vpd_size);
 440 }
 441
 442 static ssize_t
 443 qla2x00_sysfs_write_vpd(struct file *filp, struct kobject *kobj,
 444                         struct bin_attribute *bin_attr,
 445                         char *buf, loff_t off, size_t count)
 446 {
 447         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 448             struct device, kobj)));
 449         struct qla_hw_data *ha = vha->hw;
 450         uint8_t *tmp_data;
 451
 452         if (unlikely(pci_channel_offline(ha->pdev)))
 453                 return 0;
 454
 455         if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->vpd_size ||
 456             !ha->isp_ops->write_nvram)
 457                 return 0;
 458
 459         if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
 460                 ql_log(ql_log_warn, vha, 0x706a,
 461                     "HBA not online, failing VPD update.\n");
 462                 return -EAGAIN;
 463         }
 464
 465         /* Write NVRAM. */
 466         ha->isp_ops->write_nvram(vha, (uint8_t *)buf, ha->vpd_base, count);
 467         ha->isp_ops->read_nvram(vha, (uint8_t *)ha->vpd, ha->vpd_base, count);
 468
 469         /* Update flash version information for 4Gb & above. */
 470         if (!IS_FWI2_CAPABLE(ha))
 471                 return -EINVAL;
 472
 473         tmp_data = vmalloc(256);
 474         if (!tmp_data) {
 475                 ql_log(ql_log_warn, vha, 0x706b,
 476                     "Unable to allocate memory for VPD information update.\n");
 477                 return -ENOMEM;
 478         }
 479         ha->isp_ops->get_flash_version(vha, tmp_data);
 480         vfree(tmp_data);
 481
 482         return count;
 483 }
 484
 485 static struct bin_attribute sysfs_vpd_attr = {
 486         .attr = {
 487                 .name = "vpd",
 488                 .mode = S_IRUSR | S_IWUSR,
 489         },
 490         .size = 0,
 491         .read = qla2x00_sysfs_read_vpd,
 492         .write = qla2x00_sysfs_write_vpd,
 493 };
 494
 495 static ssize_t
 496 qla2x00_sysfs_read_sfp(struct file *filp, struct kobject *kobj,
 497                        struct bin_attribute *bin_attr,
 498                        char *buf, loff_t off, size_t count)
 499 {
 500         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 501             struct device, kobj)));
 502         struct qla_hw_data *ha = vha->hw;
 503         uint16_t iter, addr, offset;
 504         int rval;
 505
 506         if (!capable(CAP_SYS_ADMIN) || off != 0 || count != SFP_DEV_SIZE * 2)
 507                 return 0;
 508
 509         if (ha->sfp_data)
 510                 goto do_read;
 511
 512         ha->sfp_data = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
 513             &ha->sfp_data_dma);
 514         if (!ha->sfp_data) {
 515                 ql_log(ql_log_warn, vha, 0x706c,
 516                     "Unable to allocate memory for SFP read-data.\n");
 517                 return 0;
 518         }
 519
 520 do_read:
 521         memset(ha->sfp_data, 0, SFP_BLOCK_SIZE);
 522         addr = 0xa0;
 523         for (iter = 0, offset = 0; iter < (SFP_DEV_SIZE * 2) / SFP_BLOCK_SIZE;
 524             iter++, offset += SFP_BLOCK_SIZE) {
 525                 if (iter == 4) {
 526                         /* Skip to next device address. */
 527                         addr = 0xa2;
 528                         offset = 0;
 529                 }
 530
 531                 rval = qla2x00_read_sfp(vha, ha->sfp_data_dma, ha->sfp_data,
 532                     addr, offset, SFP_BLOCK_SIZE, 0);
 533                 if (rval != QLA_SUCCESS) {
 534                         ql_log(ql_log_warn, vha, 0x706d,
 535                             "Unable to read SFP data (%x/%x/%x).\n", rval,
 536                             addr, offset);
 537
 538                         return -EIO;
 539                 }
 540                 memcpy(buf, ha->sfp_data, SFP_BLOCK_SIZE);
 541                 buf += SFP_BLOCK_SIZE;
 542         }
 543
 544         return count;
 545 }
 546
 547 static struct bin_attribute sysfs_sfp_attr = {
 548         .attr = {
 549                 .name = "sfp",
 550                 .mode = S_IRUSR | S_IWUSR,
 551         },
 552         .size = SFP_DEV_SIZE * 2,
 553         .read = qla2x00_sysfs_read_sfp,
 554 };
 555
 556 static ssize_t
 557 qla2x00_sysfs_write_reset(struct file *filp, struct kobject *kobj,
 558                         struct bin_attribute *bin_attr,
 559                         char *buf, loff_t off, size_t count)
 560 {
 561         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 562             struct device, kobj)));
 563         struct qla_hw_data *ha = vha->hw;
 564         struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
 565         int type;
 566
 567         if (off != 0)
 568                 return -EINVAL;
 569
 570         type = simple_strtol(buf, NULL, 10);
 571         switch (type) {
 572         case 0x2025c:
 573                 ql_log(ql_log_info, vha, 0x706e,
 574                     "Issuing ISP reset.\n");
 575
 576                 scsi_block_requests(vha->host);
 577                 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
 578                 if (IS_QLA82XX(ha)) {
 579                         qla82xx_idc_lock(ha);
 580                         qla82xx_set_reset_owner(vha);
 581                         qla82xx_idc_unlock(ha);
 582                 }
 583                 qla2xxx_wake_dpc(vha);
 584                 qla2x00_wait_for_chip_reset(vha);
 585                 scsi_unblock_requests(vha->host);
 586                 break;
 587         case 0x2025d:
 588                 if (!IS_QLA81XX(ha))
 589                         return -EPERM;
 590
 591                 ql_log(ql_log_info, vha, 0x706f,
 592                     "Issuing MPI reset.\n");
 593
 594                 /* Make sure FC side is not in reset */
 595                 qla2x00_wait_for_hba_online(vha);
 596
 597                 /* Issue MPI reset */
 598                 scsi_block_requests(vha->host);
 599                 if (qla81xx_restart_mpi_firmware(vha) != QLA_SUCCESS)
 600                         ql_log(ql_log_warn, vha, 0x7070,
 601                             "MPI reset failed.\n");
 602                 scsi_unblock_requests(vha->host);
 603                 break;
 604         case 0x2025e:
 605                 if (!IS_QLA82XX(ha) || vha != base_vha) {
 606                         ql_log(ql_log_info, vha, 0x7071,
 607                             "FCoE ctx reset no supported.\n");
 608                         return -EPERM;
 609                 }
 610
 611                 ql_log(ql_log_info, vha, 0x7072,
 612                     "Issuing FCoE ctx reset.\n");
 613                 set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags);
 614                 qla2xxx_wake_dpc(vha);
 615                 qla2x00_wait_for_fcoe_ctx_reset(vha);
 616                 break;
 617         }
 618         return count;
 619 }
 620
 621 static struct bin_attribute sysfs_reset_attr = {
 622         .attr = {
 623                 .name = "reset",
 624                 .mode = S_IWUSR,
 625         },
 626         .size = 0,
 627         .write = qla2x00_sysfs_write_reset,
 628 };
 629
 630 static ssize_t
 631 qla2x00_sysfs_read_xgmac_stats(struct file *filp, struct kobject *kobj,
 632                        struct bin_attribute *bin_attr,
 633                        char *buf, loff_t off, size_t count)
 634 {
 635         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 636             struct device, kobj)));
 637         struct qla_hw_data *ha = vha->hw;
 638         int rval;
 639         uint16_t actual_size;
 640
 641         if (!capable(CAP_SYS_ADMIN) || off != 0 || count > XGMAC_DATA_SIZE)
 642                 return 0;
 643
 644         if (ha->xgmac_data)
 645                 goto do_read;
 646
 647         ha->xgmac_data = dma_alloc_coherent(&ha->pdev->dev, XGMAC_DATA_SIZE,
 648             &ha->xgmac_data_dma, GFP_KERNEL);
 649         if (!ha->xgmac_data) {
 650                 ql_log(ql_log_warn, vha, 0x7076,
 651                     "Unable to allocate memory for XGMAC read-data.\n");
 652                 return 0;
 653         }
 654
 655 do_read:
 656         actual_size = 0;
 657         memset(ha->xgmac_data, 0, XGMAC_DATA_SIZE);
 658
 659         rval = qla2x00_get_xgmac_stats(vha, ha->xgmac_data_dma,
 660             XGMAC_DATA_SIZE, &actual_size);
 661         if (rval != QLA_SUCCESS) {
 662                 ql_log(ql_log_warn, vha, 0x7077,
 663                     "Unable to read XGMAC data (%x).\n", rval);
 664                 count = 0;
 665         }
 666
 667         count = actual_size > count ? count: actual_size;
 668         memcpy(buf, ha->xgmac_data, count);
 669
 670         return count;
 671 }
 672
 673 static struct bin_attribute sysfs_xgmac_stats_attr = {
 674         .attr = {
 675                 .name = "xgmac_stats",
 676                 .mode = S_IRUSR,
 677         },
 678         .size = 0,
 679         .read = qla2x00_sysfs_read_xgmac_stats,
 680 };
 681
 682 static ssize_t
 683 qla2x00_sysfs_read_dcbx_tlv(struct file *filp, struct kobject *kobj,
 684                        struct bin_attribute *bin_attr,
 685                        char *buf, loff_t off, size_t count)
 686 {
 687         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 688             struct device, kobj)));
 689         struct qla_hw_data *ha = vha->hw;
 690         int rval;
 691         uint16_t actual_size;
 692
 693         if (!capable(CAP_SYS_ADMIN) || off != 0 || count > DCBX_TLV_DATA_SIZE)
 694                 return 0;
 695
 696         if (ha->dcbx_tlv)
 697                 goto do_read;
 698
 699         ha->dcbx_tlv = dma_alloc_coherent(&ha->pdev->dev, DCBX_TLV_DATA_SIZE,
 700             &ha->dcbx_tlv_dma, GFP_KERNEL);
 701         if (!ha->dcbx_tlv) {
 702                 ql_log(ql_log_warn, vha, 0x7078,
 703                     "Unable to allocate memory for DCBX TLV read-data.\n");
 704                 return -ENOMEM;
 705         }
 706
 707 do_read:
 708         actual_size = 0;
 709         memset(ha->dcbx_tlv, 0, DCBX_TLV_DATA_SIZE);
 710
 711         rval = qla2x00_get_dcbx_params(vha, ha->dcbx_tlv_dma,
 712             DCBX_TLV_DATA_SIZE);
 713         if (rval != QLA_SUCCESS) {
 714                 ql_log(ql_log_warn, vha, 0x7079,
 715                     "Unable to read DCBX TLV (%x).\n", rval);
 716                 return -EIO;
 717         }
 718
 719         memcpy(buf, ha->dcbx_tlv, count);
 720
 721         return count;
 722 }
 723
 724 static struct bin_attribute sysfs_dcbx_tlv_attr = {
 725         .attr = {
 726                 .name = "dcbx_tlv",
 727                 .mode = S_IRUSR,
 728         },
 729         .size = 0,
 730         .read = qla2x00_sysfs_read_dcbx_tlv,
 731 };
 732
 733 static struct sysfs_entry {
 734         char *name;
 735         struct bin_attribute *attr;
 736         int is4GBp_only;
 737 } bin_file_entries[] = {
 738         { "fw_dump", &sysfs_fw_dump_attr, },
 739         { "nvram", &sysfs_nvram_attr, },
 740         { "optrom", &sysfs_optrom_attr, },
 741         { "optrom_ctl", &sysfs_optrom_ctl_attr, },
 742         { "vpd", &sysfs_vpd_attr, 1 },
 743         { "sfp", &sysfs_sfp_attr, 1 },
 744         { "reset", &sysfs_reset_attr, },
 745         { "xgmac_stats", &sysfs_xgmac_stats_attr, 3 },
 746         { "dcbx_tlv", &sysfs_dcbx_tlv_attr, 3 },
 747         { NULL },
 748 };
 749
 750 void
 751 qla2x00_alloc_sysfs_attr(scsi_qla_host_t *vha)
 752 {
 753         struct Scsi_Host *host = vha->host;
 754         struct sysfs_entry *iter;
 755         int ret;
 756
 757         for (iter = bin_file_entries; iter->name; iter++) {
 758                 if (iter->is4GBp_only && !IS_FWI2_CAPABLE(vha->hw))
 759                         continue;
 760                 if (iter->is4GBp_only == 2 && !IS_QLA25XX(vha->hw))
 761                         continue;
 762                 if (iter->is4GBp_only == 3 && !(IS_CNA_CAPABLE(vha->hw)))
 763                         continue;
 764
 765                 ret = sysfs_create_bin_file(&host->shost_gendev.kobj,
 766                     iter->attr);
 767                 if (ret)
 768                         ql_log(ql_log_warn, vha, 0x00f3,
 769                             "Unable to create sysfs %s binary attribute (%d).\n",
 770                             iter->name, ret);
 771                 else
 772                         ql_dbg(ql_dbg_init, vha, 0x00f4,
 773                             "Successfully created sysfs %s binary attribure.\n",
 774                             iter->name);
 775         }
 776 }
 777
 778 void
 779 qla2x00_free_sysfs_attr(scsi_qla_host_t *vha)
 780 {
 781         struct Scsi_Host *host = vha->host;
 782         struct sysfs_entry *iter;
 783         struct qla_hw_data *ha = vha->hw;
 784
 785         for (iter = bin_file_entries; iter->name; iter++) {
 786                 if (iter->is4GBp_only && !IS_FWI2_CAPABLE(ha))
 787                         continue;
 788                 if (iter->is4GBp_only == 2 && !IS_QLA25XX(ha))
 789                         continue;
 790                 if (iter->is4GBp_only == 3 && !(IS_CNA_CAPABLE(vha->hw)))
 791                         continue;
 792
 793                 sysfs_remove_bin_file(&host->shost_gendev.kobj,
 794                     iter->attr);
 795         }
 796
 797         if (ha->beacon_blink_led == 1)
 798                 ha->isp_ops->beacon_off(vha);
 799 }
 800
 801 /* Scsi_Host attributes. */
 802
 803 static ssize_t
 804 qla2x00_drvr_version_show(struct device *dev,
 805                           struct device_attribute *attr, char *buf)
 806 {
 807         return snprintf(buf, PAGE_SIZE, "%s\n", qla2x00_version_str);
 808 }
 809
 810 static ssize_t
 811 qla2x00_fw_version_show(struct device *dev,
 812                         struct device_attribute *attr, char *buf)
 813 {
 814         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
 815         struct qla_hw_data *ha = vha->hw;
 816         char fw_str[128];
 817
 818         return snprintf(buf, PAGE_SIZE, "%s\n",
 819             ha->isp_ops->fw_version_str(vha, fw_str));
 820 }
 821
 822 static ssize_t
 823 qla2x00_serial_num_show(struct device *dev, struct device_attribute *attr,
 824                         char *buf)
 825 {
 826         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
 827         struct qla_hw_data *ha = vha->hw;
 828         uint32_t sn;
 829
 830         if (IS_FWI2_CAPABLE(ha)) {
 831                 qla2xxx_get_vpd_field(vha, "SN", buf, PAGE_SIZE);
 832                 return snprintf(buf, PAGE_SIZE, "%s\n", buf);
 833         }
 834
 835         sn = ((ha->serial0 & 0x1f) << 16) | (ha->serial2 << 8) | ha->serial1;
 836         return snprintf(buf, PAGE_SIZE, "%c%05d\n", 'A' + sn / 100000,
 837             sn % 100000);
 838 }
 839
 840 static ssize_t
 841 qla2x00_isp_name_show(struct device *dev, struct device_attribute *attr,
 842                       char *buf)
 843 {
 844         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
 845         return snprintf(buf, PAGE_SIZE, "ISP%04X\n", vha->hw->pdev->device);
 846 }
 847
 848 static ssize_t
 849 qla2x00_isp_id_show(struct device *dev, struct device_attribute *attr,
 850                     char *buf)
 851 {
 852         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
 853         struct qla_hw_data *ha = vha->hw;
 854         return snprintf(buf, PAGE_SIZE, "%04x %04x %04x %04x\n",
 855             ha->product_id[0], ha->product_id[1], ha->product_id[2],
 856             ha->product_id[3]);
 857 }
 858
 859 static ssize_t
 860 qla2x00_model_name_show(struct device *dev, struct device_attribute *attr,
 861                         char *buf)
 862 {
 863         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
 864         return snprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_number);
 865 }
 866
 867 static ssize_t
 868 qla2x00_model_desc_show(struct device *dev, struct device_attribute *attr,
 869                         char *buf)
 870 {
 871         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
 872         return snprintf(buf, PAGE_SIZE, "%s\n",
 873             vha->hw->model_desc ? vha->hw->model_desc : "");
 874 }
 875
 876 static ssize_t
 877 qla2x00_pci_info_show(struct device *dev, struct device_attribute *attr,
 878                       char *buf)
 879 {
 880         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
 881         char pci_info[30];
 882
 883         return snprintf(buf, PAGE_SIZE, "%s\n",
 884             vha->hw->isp_ops->pci_info_str(vha, pci_info));
 885 }
 886
 887 static ssize_t
 888 qla2x00_link_state_show(struct device *dev, struct device_attribute *attr,
 889                         char *buf)
 890 {
 891         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
 892         struct qla_hw_data *ha = vha->hw;
 893         int len = 0;
 894
 895         if (atomic_read(&vha->loop_state) == LOOP_DOWN ||
 896             atomic_read(&vha->loop_state) == LOOP_DEAD ||
 897             vha->device_flags & DFLG_NO_CABLE)
 898                 len = snprintf(buf, PAGE_SIZE, "Link Down\n");
 899         else if (atomic_read(&vha->loop_state) != LOOP_READY ||
 900             qla2x00_reset_active(vha))
 901                 len = snprintf(buf, PAGE_SIZE, "Unknown Link State\n");
 902         else {
 903                 len = snprintf(buf, PAGE_SIZE, "Link Up - ");
 904
 905                 switch (ha->current_topology) {
 906                 case ISP_CFG_NL:
 907                         len += snprintf(buf + len, PAGE_SIZE-len, "Loop\n");
 908                         break;
 909                 case ISP_CFG_FL:
 910                         len += snprintf(buf + len, PAGE_SIZE-len, "FL_Port\n");
 911                         break;
 912                 case ISP_CFG_N:
 913                         len += snprintf(buf + len, PAGE_SIZE-len,
 914                             "N_Port to N_Port\n");
 915                         break;
 916                 case ISP_CFG_F:
 917                         len += snprintf(buf + len, PAGE_SIZE-len, "F_Port\n");
 918                         break;
 919                 default:
 920                         len += snprintf(buf + len, PAGE_SIZE-len, "Loop\n");
 921                         break;
 922                 }
 923         }
 924         return len;
 925 }
 926
 927 static ssize_t
 928 qla2x00_zio_show(struct device *dev, struct device_attribute *attr,
 929                  char *buf)
 930 {
 931         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
 932         int len = 0;
 933
 934         switch (vha->hw->zio_mode) {
 935         case QLA_ZIO_MODE_6:
 936                 len += snprintf(buf + len, PAGE_SIZE-len, "Mode 6\n");
 937                 break;
 938         case QLA_ZIO_DISABLED:
 939                 len += snprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
 940                 break;
 941         }
 942         return len;
 943 }
 944
 945 static ssize_t
 946 qla2x00_zio_store(struct device *dev, struct device_attribute *attr,
 947                   const char *buf, size_t count)
 948 {
 949         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
 950         struct qla_hw_data *ha = vha->hw;
 951         int val = 0;
 952         uint16_t zio_mode;
 953
 954         if (!IS_ZIO_SUPPORTED(ha))
 955                 return -ENOTSUPP;
 956
 957         if (sscanf(buf, "%d", &val) != 1)
 958                 return -EINVAL;
 959
 960         if (val)
 961                 zio_mode = QLA_ZIO_MODE_6;
 962         else
 963                 zio_mode = QLA_ZIO_DISABLED;
 964
 965         /* Update per-hba values and queue a reset. */
 966         if (zio_mode != QLA_ZIO_DISABLED || ha->zio_mode != QLA_ZIO_DISABLED) {
 967                 ha->zio_mode = zio_mode;
 968                 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
 969         }
 970         return strlen(buf);
 971 }
 972
 973 static ssize_t
 974 qla2x00_zio_timer_show(struct device *dev, struct device_attribute *attr,
 975                        char *buf)
 976 {
 977         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
 978
 979         return snprintf(buf, PAGE_SIZE, "%d us\n", vha->hw->zio_timer * 100);
 980 }
 981
 982 static ssize_t
 983 qla2x00_zio_timer_store(struct device *dev, struct device_attribute *attr,
 984                         const char *buf, size_t count)
 985 {
 986         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
 987         int val = 0;
 988         uint16_t zio_timer;
 989
 990         if (sscanf(buf, "%d", &val) != 1)
 991                 return -EINVAL;
 992         if (val > 25500 || val < 100)
 993                 return -ERANGE;
 994
 995         zio_timer = (uint16_t)(val / 100);
 996         vha->hw->zio_timer = zio_timer;
 997
 998         return strlen(buf);
 999 }
1000
1001 static ssize_t
1002 qla2x00_beacon_show(struct device *dev, struct device_attribute *attr,
1003                     char *buf)
1004 {
1005         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1006         int len = 0;
1007
1008         if (vha->hw->beacon_blink_led)
1009                 len += snprintf(buf + len, PAGE_SIZE-len, "Enabled\n");
1010         else
1011                 len += snprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
1012         return len;
1013 }
1014
1015 static ssize_t
1016 qla2x00_beacon_store(struct device *dev, struct device_attribute *attr,
1017                      const char *buf, size_t count)
1018 {
1019         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1020         struct qla_hw_data *ha = vha->hw;
1021         int val = 0;
1022         int rval;
1023
1024         if (IS_QLA2100(ha) || IS_QLA2200(ha))
1025                 return -EPERM;
1026
1027         if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) {
1028                 ql_log(ql_log_warn, vha, 0x707a,
1029                     "Abort ISP active -- ignoring beacon request.\n");
1030                 return -EBUSY;
1031         }
1032
1033         if (sscanf(buf, "%d", &val) != 1)
1034                 return -EINVAL;
1035
1036         if (val)
1037                 rval = ha->isp_ops->beacon_on(vha);
1038         else
1039                 rval = ha->isp_ops->beacon_off(vha);
1040
1041         if (rval != QLA_SUCCESS)
1042                 count = 0;
1043
1044         return count;
1045 }
1046
1047 static ssize_t
1048 qla2x00_optrom_bios_version_show(struct device *dev,
1049                                  struct device_attribute *attr, char *buf)
1050 {
1051         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1052         struct qla_hw_data *ha = vha->hw;
1053         return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->bios_revision[1],
1054             ha->bios_revision[0]);
1055 }
1056
1057 static ssize_t
1058 qla2x00_optrom_efi_version_show(struct device *dev,
1059                                 struct device_attribute *attr, char *buf)
1060 {
1061         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1062         struct qla_hw_data *ha = vha->hw;
1063         return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->efi_revision[1],
1064             ha->efi_revision[0]);
1065 }
1066
1067 static ssize_t
1068 qla2x00_optrom_fcode_version_show(struct device *dev,
1069                                   struct device_attribute *attr, char *buf)
1070 {
1071         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1072         struct qla_hw_data *ha = vha->hw;
1073         return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->fcode_revision[1],
1074             ha->fcode_revision[0]);
1075 }
1076
1077 static ssize_t
1078 qla2x00_optrom_fw_version_show(struct device *dev,
1079                                struct device_attribute *attr, char *buf)
1080 {
1081         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1082         struct qla_hw_data *ha = vha->hw;
1083         return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d %d\n",
1084             ha->fw_revision[0], ha->fw_revision[1], ha->fw_revision[2],
1085             ha->fw_revision[3]);
1086 }
1087
1088 static ssize_t
1089 qla2x00_optrom_gold_fw_version_show(struct device *dev,
1090     struct device_attribute *attr, char *buf)
1091 {
1092         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1093         struct qla_hw_data *ha = vha->hw;
1094
1095         if (!IS_QLA81XX(ha) && !IS_QLA83XX(ha))
1096                 return snprintf(buf, PAGE_SIZE, "\n");
1097
1098         return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%d)\n",
1099             ha->gold_fw_version[0], ha->gold_fw_version[1],
1100             ha->gold_fw_version[2], ha->gold_fw_version[3]);
1101 }
1102
1103 static ssize_t
1104 qla2x00_total_isp_aborts_show(struct device *dev,
1105                               struct device_attribute *attr, char *buf)
1106 {
1107         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1108         struct qla_hw_data *ha = vha->hw;
1109         return snprintf(buf, PAGE_SIZE, "%d\n",
1110             ha->qla_stats.total_isp_aborts);
1111 }
1112
1113 static ssize_t
1114 qla24xx_84xx_fw_version_show(struct device *dev,
1115         struct device_attribute *attr, char *buf)
1116 {
1117         int rval = QLA_SUCCESS;
1118         uint16_t status[2] = {0, 0};
1119         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1120         struct qla_hw_data *ha = vha->hw;
1121
1122         if (!IS_QLA84XX(ha))
1123                 return snprintf(buf, PAGE_SIZE, "\n");
1124
1125         if (ha->cs84xx->op_fw_version == 0)
1126                 rval = qla84xx_verify_chip(vha, status);
1127
1128         if ((rval == QLA_SUCCESS) && (status[0] == 0))
1129                 return snprintf(buf, PAGE_SIZE, "%u\n",
1130                         (uint32_t)ha->cs84xx->op_fw_version);
1131
1132         return snprintf(buf, PAGE_SIZE, "\n");
1133 }
1134
1135 static ssize_t
1136 qla2x00_mpi_version_show(struct device *dev, struct device_attribute *attr,
1137     char *buf)
1138 {
1139         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1140         struct qla_hw_data *ha = vha->hw;
1141
1142         if (!IS_QLA81XX(ha) && !IS_QLA8031(ha))
1143                 return snprintf(buf, PAGE_SIZE, "\n");
1144
1145         return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%x)\n",
1146             ha->mpi_version[0], ha->mpi_version[1], ha->mpi_version[2],
1147             ha->mpi_capabilities);
1148 }
1149
1150 static ssize_t
1151 qla2x00_phy_version_show(struct device *dev, struct device_attribute *attr,
1152     char *buf)
1153 {
1154         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1155         struct qla_hw_data *ha = vha->hw;
1156
1157         if (!IS_QLA81XX(ha) && !IS_QLA83XX(ha))
1158                 return snprintf(buf, PAGE_SIZE, "\n");
1159
1160         return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n",
1161             ha->phy_version[0], ha->phy_version[1], ha->phy_version[2]);
1162 }
1163
1164 static ssize_t
1165 qla2x00_flash_block_size_show(struct device *dev,
1166                               struct device_attribute *attr, char *buf)
1167 {
1168         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1169         struct qla_hw_data *ha = vha->hw;
1170
1171         return snprintf(buf, PAGE_SIZE, "0x%x\n", ha->fdt_block_size);
1172 }
1173
1174 static ssize_t
1175 qla2x00_vlan_id_show(struct device *dev, struct device_attribute *attr,
1176     char *buf)
1177 {
1178         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1179
1180         if (!IS_CNA_CAPABLE(vha->hw))
1181                 return snprintf(buf, PAGE_SIZE, "\n");
1182
1183         return snprintf(buf, PAGE_SIZE, "%d\n", vha->fcoe_vlan_id);
1184 }
1185
1186 static ssize_t
1187 qla2x00_vn_port_mac_address_show(struct device *dev,
1188     struct device_attribute *attr, char *buf)
1189 {
1190         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1191
1192         if (!IS_CNA_CAPABLE(vha->hw))
1193                 return snprintf(buf, PAGE_SIZE, "\n");
1194
1195         return snprintf(buf, PAGE_SIZE, "%02x:%02x:%02x:%02x:%02x:%02x\n",
1196             vha->fcoe_vn_port_mac[5], vha->fcoe_vn_port_mac[4],
1197             vha->fcoe_vn_port_mac[3], vha->fcoe_vn_port_mac[2],
1198             vha->fcoe_vn_port_mac[1], vha->fcoe_vn_port_mac[0]);
1199 }
1200
1201 static ssize_t
1202 qla2x00_fabric_param_show(struct device *dev, struct device_attribute *attr,
1203     char *buf)
1204 {
1205         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1206
1207         return snprintf(buf, PAGE_SIZE, "%d\n", vha->hw->switch_cap);
1208 }
1209
1210 static ssize_t
1211 qla2x00_thermal_temp_show(struct device *dev,
1212         struct device_attribute *attr, char *buf)
1213 {
1214         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1215         int rval = QLA_FUNCTION_FAILED;
1216         uint16_t temp, frac;
1217
1218         if (!vha->hw->flags.thermal_supported)
1219                 return snprintf(buf, PAGE_SIZE, "\n");
1220
1221         temp = frac = 0;
1222         if (qla2x00_reset_active(vha))
1223                 ql_log(ql_log_warn, vha, 0x707b,
1224                     "ISP reset active.\n");
1225         else if (!vha->hw->flags.eeh_busy)
1226                 rval = qla2x00_get_thermal_temp(vha, &temp, &frac);
1227         if (rval != QLA_SUCCESS)
1228                 return snprintf(buf, PAGE_SIZE, "\n");
1229
1230         return snprintf(buf, PAGE_SIZE, "%d.%02d\n", temp, frac);
1231 }
1232
1233 static ssize_t
1234 qla2x00_fw_state_show(struct device *dev, struct device_attribute *attr,
1235     char *buf)
1236 {
1237         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1238         int rval = QLA_FUNCTION_FAILED;
1239         uint16_t state[5];
1240
1241         if (qla2x00_reset_active(vha))
1242                 ql_log(ql_log_warn, vha, 0x707c,
1243                     "ISP reset active.\n");
1244         else if (!vha->hw->flags.eeh_busy)
1245                 rval = qla2x00_get_firmware_state(vha, state);
1246         if (rval != QLA_SUCCESS)
1247                 memset(state, -1, sizeof(state));
1248
1249         return snprintf(buf, PAGE_SIZE, "0x%x 0x%x 0x%x 0x%x 0x%x\n", state[0],
1250             state[1], state[2], state[3], state[4]);
1251 }
1252
1253 static DEVICE_ATTR(driver_version, S_IRUGO, qla2x00_drvr_version_show, NULL);
1254 static DEVICE_ATTR(fw_version, S_IRUGO, qla2x00_fw_version_show, NULL);
1255 static DEVICE_ATTR(serial_num, S_IRUGO, qla2x00_serial_num_show, NULL);
1256 static DEVICE_ATTR(isp_name, S_IRUGO, qla2x00_isp_name_show, NULL);
1257 static DEVICE_ATTR(isp_id, S_IRUGO, qla2x00_isp_id_show, NULL);
1258 static DEVICE_ATTR(model_name, S_IRUGO, qla2x00_model_name_show, NULL);
1259 static DEVICE_ATTR(model_desc, S_IRUGO, qla2x00_model_desc_show, NULL);
1260 static DEVICE_ATTR(pci_info, S_IRUGO, qla2x00_pci_info_show, NULL);
1261 static DEVICE_ATTR(link_state, S_IRUGO, qla2x00_link_state_show, NULL);
1262 static DEVICE_ATTR(zio, S_IRUGO | S_IWUSR, qla2x00_zio_show, qla2x00_zio_store);
1263 static DEVICE_ATTR(zio_timer, S_IRUGO | S_IWUSR, qla2x00_zio_timer_show,
1264                    qla2x00_zio_timer_store);
1265 static DEVICE_ATTR(beacon, S_IRUGO | S_IWUSR, qla2x00_beacon_show,
1266                    qla2x00_beacon_store);
1267 static DEVICE_ATTR(optrom_bios_version, S_IRUGO,
1268                    qla2x00_optrom_bios_version_show, NULL);
1269 static DEVICE_ATTR(optrom_efi_version, S_IRUGO,
1270                    qla2x00_optrom_efi_version_show, NULL);
1271 static DEVICE_ATTR(optrom_fcode_version, S_IRUGO,
1272                    qla2x00_optrom_fcode_version_show, NULL);
1273 static DEVICE_ATTR(optrom_fw_version, S_IRUGO, qla2x00_optrom_fw_version_show,
1274                    NULL);
1275 static DEVICE_ATTR(optrom_gold_fw_version, S_IRUGO,
1276     qla2x00_optrom_gold_fw_version_show, NULL);
1277 static DEVICE_ATTR(84xx_fw_version, S_IRUGO, qla24xx_84xx_fw_version_show,
1278                    NULL);
1279 static DEVICE_ATTR(total_isp_aborts, S_IRUGO, qla2x00_total_isp_aborts_show,
1280                    NULL);
1281 static DEVICE_ATTR(mpi_version, S_IRUGO, qla2x00_mpi_version_show, NULL);
1282 static DEVICE_ATTR(phy_version, S_IRUGO, qla2x00_phy_version_show, NULL);
1283 static DEVICE_ATTR(flash_block_size, S_IRUGO, qla2x00_flash_block_size_show,
1284                    NULL);
1285 static DEVICE_ATTR(vlan_id, S_IRUGO, qla2x00_vlan_id_show, NULL);
1286 static DEVICE_ATTR(vn_port_mac_address, S_IRUGO,
1287                    qla2x00_vn_port_mac_address_show, NULL);
1288 static DEVICE_ATTR(fabric_param, S_IRUGO, qla2x00_fabric_param_show, NULL);
1289 static DEVICE_ATTR(fw_state, S_IRUGO, qla2x00_fw_state_show, NULL);
1290 static DEVICE_ATTR(thermal_temp, S_IRUGO, qla2x00_thermal_temp_show, NULL);
1291
1292 struct device_attribute *qla2x00_host_attrs[] = {
1293         &dev_attr_driver_version,
1294         &dev_attr_fw_version,
1295         &dev_attr_serial_num,
1296         &dev_attr_isp_name,
1297         &dev_attr_isp_id,
1298         &dev_attr_model_name,
1299         &dev_attr_model_desc,
1300         &dev_attr_pci_info,
1301         &dev_attr_link_state,
1302         &dev_attr_zio,
1303         &dev_attr_zio_timer,
1304         &dev_attr_beacon,
1305         &dev_attr_optrom_bios_version,
1306         &dev_attr_optrom_efi_version,
1307         &dev_attr_optrom_fcode_version,
1308         &dev_attr_optrom_fw_version,
1309         &dev_attr_84xx_fw_version,
1310         &dev_attr_total_isp_aborts,
1311         &dev_attr_mpi_version,
1312         &dev_attr_phy_version,
1313         &dev_attr_flash_block_size,
1314         &dev_attr_vlan_id,
1315         &dev_attr_vn_port_mac_address,
1316         &dev_attr_fabric_param,
1317         &dev_attr_fw_state,
1318         &dev_attr_optrom_gold_fw_version,
1319         &dev_attr_thermal_temp,
1320         NULL,
1321 };
1322
1323 /* Host attributes. */
1324
1325 static void
1326 qla2x00_get_host_port_id(struct Scsi_Host *shost)
1327 {
1328         scsi_qla_host_t *vha = shost_priv(shost);
1329
1330         fc_host_port_id(shost) = vha->d_id.b.domain << 16 |
1331             vha->d_id.b.area << 8 | vha->d_id.b.al_pa;
1332 }
1333
1334 static void
1335 qla2x00_get_host_speed(struct Scsi_Host *shost)
1336 {
1337         struct qla_hw_data *ha = ((struct scsi_qla_host *)
1338                                         (shost_priv(shost)))->hw;
1339         u32 speed = FC_PORTSPEED_UNKNOWN;
1340
1341         switch (ha->link_data_rate) {
1342         case PORT_SPEED_1GB:
1343                 speed = FC_PORTSPEED_1GBIT;
1344                 break;
1345         case PORT_SPEED_2GB:
1346                 speed = FC_PORTSPEED_2GBIT;
1347                 break;
1348         case PORT_SPEED_4GB:
1349                 speed = FC_PORTSPEED_4GBIT;
1350                 break;
1351         case PORT_SPEED_8GB:
1352                 speed = FC_PORTSPEED_8GBIT;
1353                 break;
1354         case PORT_SPEED_10GB:
1355                 speed = FC_PORTSPEED_10GBIT;
1356                 break;
1357         case PORT_SPEED_16GB:
1358                 speed = FC_PORTSPEED_16GBIT;
1359                 break;
1360         }
1361         fc_host_speed(shost) = speed;
1362 }
1363
1364 static void
1365 qla2x00_get_host_port_type(struct Scsi_Host *shost)
1366 {
1367         scsi_qla_host_t *vha = shost_priv(shost);
1368         uint32_t port_type = FC_PORTTYPE_UNKNOWN;
1369
1370         if (vha->vp_idx) {
1371                 fc_host_port_type(shost) = FC_PORTTYPE_NPIV;
1372                 return;
1373         }
1374         switch (vha->hw->current_topology) {
1375         case ISP_CFG_NL:
1376                 port_type = FC_PORTTYPE_LPORT;
1377                 break;
1378         case ISP_CFG_FL:
1379                 port_type = FC_PORTTYPE_NLPORT;
1380                 break;
1381         case ISP_CFG_N:
1382                 port_type = FC_PORTTYPE_PTP;
1383                 break;
1384         case ISP_CFG_F:
1385                 port_type = FC_PORTTYPE_NPORT;
1386                 break;
1387         }
1388         fc_host_port_type(shost) = port_type;
1389 }
1390
1391 static void
1392 qla2x00_get_starget_node_name(struct scsi_target *starget)
1393 {
1394         struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1395         scsi_qla_host_t *vha = shost_priv(host);
1396         fc_port_t *fcport;
1397         u64 node_name = 0;
1398
1399         list_for_each_entry(fcport, &vha->vp_fcports, list) {
1400                 if (fcport->rport &&
1401                     starget->id == fcport->rport->scsi_target_id) {
1402                         node_name = wwn_to_u64(fcport->node_name);
1403                         break;
1404                 }
1405         }
1406
1407         fc_starget_node_name(starget) = node_name;
1408 }
1409
1410 static void
1411 qla2x00_get_starget_port_name(struct scsi_target *starget)
1412 {
1413         struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1414         scsi_qla_host_t *vha = shost_priv(host);
1415         fc_port_t *fcport;
1416         u64 port_name = 0;
1417
1418         list_for_each_entry(fcport, &vha->vp_fcports, list) {
1419                 if (fcport->rport &&
1420                     starget->id == fcport->rport->scsi_target_id) {
1421                         port_name = wwn_to_u64(fcport->port_name);
1422                         break;
1423                 }
1424         }
1425
1426         fc_starget_port_name(starget) = port_name;
1427 }
1428
1429 static void
1430 qla2x00_get_starget_port_id(struct scsi_target *starget)
1431 {
1432         struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1433         scsi_qla_host_t *vha = shost_priv(host);
1434         fc_port_t *fcport;
1435         uint32_t port_id = ~0U;
1436
1437         list_for_each_entry(fcport, &vha->vp_fcports, list) {
1438                 if (fcport->rport &&
1439                     starget->id == fcport->rport->scsi_target_id) {
1440                         port_id = fcport->d_id.b.domain << 16 |
1441                             fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa;
1442                         break;
1443                 }
1444         }
1445
1446         fc_starget_port_id(starget) = port_id;
1447 }
1448
1449 static void
1450 qla2x00_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout)
1451 {
1452         if (timeout)
1453                 rport->dev_loss_tmo = timeout;
1454         else
1455                 rport->dev_loss_tmo = 1;
1456 }
1457
1458 static void
1459 qla2x00_dev_loss_tmo_callbk(struct fc_rport *rport)
1460 {
1461         struct Scsi_Host *host = rport_to_shost(rport);
1462         fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
1463         unsigned long flags;
1464
1465         if (!fcport)
1466                 return;
1467
1468         /* Now that the rport has been deleted, set the fcport state to
1469            FCS_DEVICE_DEAD */
1470         qla2x00_set_fcport_state(fcport, FCS_DEVICE_DEAD);
1471
1472         /*
1473          * Transport has effectively 'deleted' the rport, clear
1474          * all local references.
1475          */
1476         spin_lock_irqsave(host->host_lock, flags);
1477         fcport->rport = fcport->drport = NULL;
1478         *((fc_port_t **)rport->dd_data) = NULL;
1479         spin_unlock_irqrestore(host->host_lock, flags);
1480
1481         if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
1482                 return;
1483
1484         if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
1485                 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
1486                 return;
1487         }
1488 }
1489
1490 static void
1491 qla2x00_terminate_rport_io(struct fc_rport *rport)
1492 {
1493         fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
1494
1495         if (!fcport)
1496                 return;
1497
1498         if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
1499                 return;
1500
1501         if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
1502                 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
1503                 return;
1504         }
1505         /*
1506          * At this point all fcport's software-states are cleared.  Perform any
1507          * final cleanup of firmware resources (PCBs and XCBs).
1508          */
1509         if (fcport->loop_id != FC_NO_LOOP_ID &&
1510             !test_bit(UNLOADING, &fcport->vha->dpc_flags)) {
1511                 if (IS_FWI2_CAPABLE(fcport->vha->hw))
1512                         fcport->vha->hw->isp_ops->fabric_logout(fcport->vha,
1513                             fcport->loop_id, fcport->d_id.b.domain,
1514                             fcport->d_id.b.area, fcport->d_id.b.al_pa);
1515                 else
1516                         qla2x00_port_logout(fcport->vha, fcport);
1517         }
1518 }
1519
1520 static int
1521 qla2x00_issue_lip(struct Scsi_Host *shost)
1522 {
1523         scsi_qla_host_t *vha = shost_priv(shost);
1524
1525         qla2x00_loop_reset(vha);
1526         return 0;
1527 }
1528
1529 static struct fc_host_statistics *
1530 qla2x00_get_fc_host_stats(struct Scsi_Host *shost)
1531 {
1532         scsi_qla_host_t *vha = shost_priv(shost);
1533         struct qla_hw_data *ha = vha->hw;
1534         struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1535         int rval;
1536         struct link_statistics *stats;
1537         dma_addr_t stats_dma;
1538         struct fc_host_statistics *pfc_host_stat;
1539
1540         pfc_host_stat = &ha->fc_host_stat;
1541         memset(pfc_host_stat, -1, sizeof(struct fc_host_statistics));
1542
1543         if (test_bit(UNLOADING, &vha->dpc_flags))
1544                 goto done;
1545
1546         if (unlikely(pci_channel_offline(ha->pdev)))
1547                 goto done;
1548
1549         stats = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &stats_dma);
1550         if (stats == NULL) {
1551                 ql_log(ql_log_warn, vha, 0x707d,
1552                     "Failed to allocate memory for stats.\n");
1553                 goto done;
1554         }
1555         memset(stats, 0, DMA_POOL_SIZE);
1556
1557         rval = QLA_FUNCTION_FAILED;
1558         if (IS_FWI2_CAPABLE(ha)) {
1559                 rval = qla24xx_get_isp_stats(base_vha, stats, stats_dma);
1560         } else if (atomic_read(&base_vha->loop_state) == LOOP_READY &&
1561             !qla2x00_reset_active(vha) && !ha->dpc_active) {
1562                 /* Must be in a 'READY' state for statistics retrieval. */
1563                 rval = qla2x00_get_link_status(base_vha, base_vha->loop_id,
1564                                                 stats, stats_dma);
1565         }
1566
1567         if (rval != QLA_SUCCESS)
1568                 goto done_free;
1569
1570         pfc_host_stat->link_failure_count = stats->link_fail_cnt;
1571         pfc_host_stat->loss_of_sync_count = stats->loss_sync_cnt;
1572         pfc_host_stat->loss_of_signal_count = stats->loss_sig_cnt;
1573         pfc_host_stat->prim_seq_protocol_err_count = stats->prim_seq_err_cnt;
1574         pfc_host_stat->invalid_tx_word_count = stats->inval_xmit_word_cnt;
1575         pfc_host_stat->invalid_crc_count = stats->inval_crc_cnt;
1576         if (IS_FWI2_CAPABLE(ha)) {
1577                 pfc_host_stat->lip_count = stats->lip_cnt;
1578                 pfc_host_stat->tx_frames = stats->tx_frames;
1579                 pfc_host_stat->rx_frames = stats->rx_frames;
1580                 pfc_host_stat->dumped_frames = stats->dumped_frames;
1581                 pfc_host_stat->nos_count = stats->nos_rcvd;
1582         }
1583         pfc_host_stat->fcp_input_megabytes = ha->qla_stats.input_bytes >> 20;
1584         pfc_host_stat->fcp_output_megabytes = ha->qla_stats.output_bytes >> 20;
1585
1586 done_free:
1587         dma_pool_free(ha->s_dma_pool, stats, stats_dma);
1588 done:
1589         return pfc_host_stat;
1590 }
1591
1592 static void
1593 qla2x00_get_host_symbolic_name(struct Scsi_Host *shost)
1594 {
1595         scsi_qla_host_t *vha = shost_priv(shost);
1596
1597         qla2x00_get_sym_node_name(vha, fc_host_symbolic_name(shost));
1598 }
1599
1600 static void
1601 qla2x00_set_host_system_hostname(struct Scsi_Host *shost)
1602 {
1603         scsi_qla_host_t *vha = shost_priv(shost);
1604
1605         set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags);
1606 }
1607
1608 static void
1609 qla2x00_get_host_fabric_name(struct Scsi_Host *shost)
1610 {
1611         scsi_qla_host_t *vha = shost_priv(shost);
1612         uint8_t node_name[WWN_SIZE] = { 0xFF, 0xFF, 0xFF, 0xFF, \
1613                 0xFF, 0xFF, 0xFF, 0xFF};
1614         u64 fabric_name = wwn_to_u64(node_name);
1615
1616         if (vha->device_flags & SWITCH_FOUND)
1617                 fabric_name = wwn_to_u64(vha->fabric_node_name);
1618
1619         fc_host_fabric_name(shost) = fabric_name;
1620 }
1621
1622 static void
1623 qla2x00_get_host_port_state(struct Scsi_Host *shost)
1624 {
1625         scsi_qla_host_t *vha = shost_priv(shost);
1626         struct scsi_qla_host *base_vha = pci_get_drvdata(vha->hw->pdev);
1627
1628         if (!base_vha->flags.online) {
1629                 fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE;
1630                 return;
1631         }
1632
1633         switch (atomic_read(&base_vha->loop_state)) {
1634         case LOOP_UPDATE:
1635                 fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS;
1636                 break;
1637         case LOOP_DOWN:
1638                 if (test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags))
1639                         fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS;
1640                 else
1641                         fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
1642                 break;
1643         case LOOP_DEAD:
1644                 fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
1645                 break;
1646         case LOOP_READY:
1647                 fc_host_port_state(shost) = FC_PORTSTATE_ONLINE;
1648                 break;
1649         default:
1650                 fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN;
1651                 break;
1652         }
1653 }
1654
1655 static int
1656 qla24xx_vport_create(struct fc_vport *fc_vport, bool disable)
1657 {
1658         int     ret = 0;
1659         uint8_t qos = 0;
1660         scsi_qla_host_t *base_vha = shost_priv(fc_vport->shost);
1661         scsi_qla_host_t *vha = NULL;
1662         struct qla_hw_data *ha = base_vha->hw;
1663         uint16_t options = 0;
1664         int     cnt;
1665         struct req_que *req = ha->req_q_map[0];
1666
1667         ret = qla24xx_vport_create_req_sanity_check(fc_vport);
1668         if (ret) {
1669                 ql_log(ql_log_warn, vha, 0x707e,
1670                     "Vport sanity check failed, status %x\n", ret);
1671                 return (ret);
1672         }
1673
1674         vha = qla24xx_create_vhost(fc_vport);
1675         if (vha == NULL) {
1676                 ql_log(ql_log_warn, vha, 0x707f, "Vport create host failed.\n");
1677                 return FC_VPORT_FAILED;
1678         }
1679         if (disable) {
1680                 atomic_set(&vha->vp_state, VP_OFFLINE);
1681                 fc_vport_set_state(fc_vport, FC_VPORT_DISABLED);
1682         } else
1683                 atomic_set(&vha->vp_state, VP_FAILED);
1684
1685         /* ready to create vport */
1686         ql_log(ql_log_info, vha, 0x7080,
1687             "VP entry id %d assigned.\n", vha->vp_idx);
1688
1689         /* initialized vport states */
1690         atomic_set(&vha->loop_state, LOOP_DOWN);
1691         vha->vp_err_state=  VP_ERR_PORTDWN;
1692         vha->vp_prev_err_state=  VP_ERR_UNKWN;
1693         /* Check if physical ha port is Up */
1694         if (atomic_read(&base_vha->loop_state) == LOOP_DOWN ||
1695             atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
1696                 /* Don't retry or attempt login of this virtual port */
1697                 ql_dbg(ql_dbg_user, vha, 0x7081,
1698                     "Vport loop state is not UP.\n");
1699                 atomic_set(&vha->loop_state, LOOP_DEAD);
1700                 if (!disable)
1701                         fc_vport_set_state(fc_vport, FC_VPORT_LINKDOWN);
1702         }
1703
1704         if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif) {
1705                 if (ha->fw_attributes & BIT_4) {
1706                         int prot = 0;
1707                         vha->flags.difdix_supported = 1;
1708                         ql_dbg(ql_dbg_user, vha, 0x7082,
1709                             "Registered for DIF/DIX type 1 and 3 protection.\n");
1710                         if (ql2xenabledif == 1)
1711                                 prot = SHOST_DIX_TYPE0_PROTECTION;
1712                         scsi_host_set_prot(vha->host,
1713                             prot | SHOST_DIF_TYPE1_PROTECTION
1714                             | SHOST_DIF_TYPE2_PROTECTION
1715                             | SHOST_DIF_TYPE3_PROTECTION
1716                             | SHOST_DIX_TYPE1_PROTECTION
1717                             | SHOST_DIX_TYPE2_PROTECTION
1718                             | SHOST_DIX_TYPE3_PROTECTION);
1719                         scsi_host_set_guard(vha->host, SHOST_DIX_GUARD_CRC);
1720                 } else
1721                         vha->flags.difdix_supported = 0;
1722         }
1723
1724         if (scsi_add_host_with_dma(vha->host, &fc_vport->dev,
1725                                    &ha->pdev->dev)) {
1726                 ql_dbg(ql_dbg_user, vha, 0x7083,
1727                     "scsi_add_host failure for VP[%d].\n", vha->vp_idx);
1728                 goto vport_create_failed_2;
1729         }
1730
1731         /* initialize attributes */
1732         fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count;
1733         fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
1734         fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
1735         fc_host_supported_classes(vha->host) =
1736                 fc_host_supported_classes(base_vha->host);
1737         fc_host_supported_speeds(vha->host) =
1738                 fc_host_supported_speeds(base_vha->host);
1739
1740         qla24xx_vport_disable(fc_vport, disable);
1741
1742         if (ha->flags.cpu_affinity_enabled) {
1743                 req = ha->req_q_map[1];
1744                 ql_dbg(ql_dbg_multiq, vha, 0xc000,
1745                     "Request queue %p attached with "
1746                     "VP[%d], cpu affinity =%d\n",
1747                     req, vha->vp_idx, ha->flags.cpu_affinity_enabled);
1748                 goto vport_queue;
1749         } else if (ql2xmaxqueues == 1 || !ha->npiv_info)
1750                 goto vport_queue;
1751         /* Create a request queue in QoS mode for the vport */
1752         for (cnt = 0; cnt < ha->nvram_npiv_size; cnt++) {
1753                 if (memcmp(ha->npiv_info[cnt].port_name, vha->port_name, 8) == 0
1754                         && memcmp(ha->npiv_info[cnt].node_name, vha->node_name,
1755                                         8) == 0) {
1756                         qos = ha->npiv_info[cnt].q_qos;
1757                         break;
1758                 }
1759         }
1760
1761         if (qos) {
1762                 ret = qla25xx_create_req_que(ha, options, vha->vp_idx, 0, 0,
1763                         qos);
1764                 if (!ret)
1765                         ql_log(ql_log_warn, vha, 0x7084,
1766                             "Can't create request queue for VP[%d]\n",
1767                             vha->vp_idx);
1768                 else {
1769                         ql_dbg(ql_dbg_multiq, vha, 0xc001,
1770                             "Request Que:%d Q0s: %d) created for VP[%d]\n",
1771                             ret, qos, vha->vp_idx);
1772                         ql_dbg(ql_dbg_user, vha, 0x7085,
1773                             "Request Que:%d Q0s: %d) created for VP[%d]\n",
1774                             ret, qos, vha->vp_idx);
1775                         req = ha->req_q_map[ret];
1776                 }
1777         }
1778
1779 vport_queue:
1780         vha->req = req;
1781         return 0;
1782
1783 vport_create_failed_2:
1784         qla24xx_disable_vp(vha);
1785         qla24xx_deallocate_vp_id(vha);
1786         scsi_host_put(vha->host);
1787         return FC_VPORT_FAILED;
1788 }
1789
1790 static int
1791 qla24xx_vport_delete(struct fc_vport *fc_vport)
1792 {
1793         scsi_qla_host_t *vha = fc_vport->dd_data;
1794         struct qla_hw_data *ha = vha->hw;
1795         uint16_t id = vha->vp_idx;
1796
1797         while (test_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags) ||
1798             test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags))
1799                 msleep(1000);
1800
1801         qla24xx_disable_vp(vha);
1802
1803         vha->flags.delete_progress = 1;
1804
1805         fc_remove_host(vha->host);
1806
1807         scsi_remove_host(vha->host);
1808
1809         /* Allow timer to run to drain queued items, when removing vp */
1810         qla24xx_deallocate_vp_id(vha);
1811
1812         if (vha->timer_active) {
1813                 qla2x00_vp_stop_timer(vha);
1814                 ql_dbg(ql_dbg_user, vha, 0x7086,
1815                     "Timer for the VP[%d] has stopped\n", vha->vp_idx);
1816         }
1817
1818         /* No pending activities shall be there on the vha now */
1819         if (ql2xextended_error_logging & ql_dbg_user)
1820                 msleep(random32()%10);  /* Just to see if something falls on
1821                                         * the net we have placed below */
1822
1823         BUG_ON(atomic_read(&vha->vref_count));
1824
1825         qla2x00_free_fcports(vha);
1826
1827         mutex_lock(&ha->vport_lock);
1828         ha->cur_vport_count--;
1829         clear_bit(vha->vp_idx, ha->vp_idx_map);
1830         mutex_unlock(&ha->vport_lock);
1831
1832         if (vha->req->id && !ha->flags.cpu_affinity_enabled) {
1833                 if (qla25xx_delete_req_que(vha, vha->req) != QLA_SUCCESS)
1834                         ql_log(ql_log_warn, vha, 0x7087,
1835                             "Queue delete failed.\n");
1836         }
1837
1838         ql_log(ql_log_info, vha, 0x7088, "VP[%d] deleted.\n", id);
1839         scsi_host_put(vha->host);
1840         return 0;
1841 }
1842
1843 static int
1844 qla24xx_vport_disable(struct fc_vport *fc_vport, bool disable)
1845 {
1846         scsi_qla_host_t *vha = fc_vport->dd_data;
1847
1848         if (disable)
1849                 qla24xx_disable_vp(vha);
1850         else
1851                 qla24xx_enable_vp(vha);
1852
1853         return 0;
1854 }
1855
1856 struct fc_function_template qla2xxx_transport_functions = {
1857
1858         .show_host_node_name = 1,
1859         .show_host_port_name = 1,
1860         .show_host_supported_classes = 1,
1861         .show_host_supported_speeds = 1,
1862
1863         .get_host_port_id = qla2x00_get_host_port_id,
1864         .show_host_port_id = 1,
1865         .get_host_speed = qla2x00_get_host_speed,
1866         .show_host_speed = 1,
1867         .get_host_port_type = qla2x00_get_host_port_type,
1868         .show_host_port_type = 1,
1869         .get_host_symbolic_name = qla2x00_get_host_symbolic_name,
1870         .show_host_symbolic_name = 1,
1871         .set_host_system_hostname = qla2x00_set_host_system_hostname,
1872         .show_host_system_hostname = 1,
1873         .get_host_fabric_name = qla2x00_get_host_fabric_name,
1874         .show_host_fabric_name = 1,
1875         .get_host_port_state = qla2x00_get_host_port_state,
1876         .show_host_port_state = 1,
1877
1878         .dd_fcrport_size = sizeof(struct fc_port *),
1879         .show_rport_supported_classes = 1,
1880
1881         .get_starget_node_name = qla2x00_get_starget_node_name,
1882         .show_starget_node_name = 1,
1883         .get_starget_port_name = qla2x00_get_starget_port_name,
1884         .show_starget_port_name = 1,
1885         .get_starget_port_id  = qla2x00_get_starget_port_id,
1886         .show_starget_port_id = 1,
1887
1888         .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
1889         .show_rport_dev_loss_tmo = 1,
1890
1891         .issue_fc_host_lip = qla2x00_issue_lip,
1892         .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
1893         .terminate_rport_io = qla2x00_terminate_rport_io,
1894         .get_fc_host_stats = qla2x00_get_fc_host_stats,
1895
1896         .vport_create = qla24xx_vport_create,
1897         .vport_disable = qla24xx_vport_disable,
1898         .vport_delete = qla24xx_vport_delete,
1899         .bsg_request = qla24xx_bsg_request,
1900         .bsg_timeout = qla24xx_bsg_timeout,
1901 };
1902
1903 struct fc_function_template qla2xxx_transport_vport_functions = {
1904
1905         .show_host_node_name = 1,
1906         .show_host_port_name = 1,
1907         .show_host_supported_classes = 1,
1908
1909         .get_host_port_id = qla2x00_get_host_port_id,
1910         .show_host_port_id = 1,
1911         .get_host_speed = qla2x00_get_host_speed,
1912         .show_host_speed = 1,
1913         .get_host_port_type = qla2x00_get_host_port_type,
1914         .show_host_port_type = 1,
1915         .get_host_symbolic_name = qla2x00_get_host_symbolic_name,
1916         .show_host_symbolic_name = 1,
1917         .set_host_system_hostname = qla2x00_set_host_system_hostname,
1918         .show_host_system_hostname = 1,
1919         .get_host_fabric_name = qla2x00_get_host_fabric_name,
1920         .show_host_fabric_name = 1,
1921         .get_host_port_state = qla2x00_get_host_port_state,
1922         .show_host_port_state = 1,
1923
1924         .dd_fcrport_size = sizeof(struct fc_port *),
1925         .show_rport_supported_classes = 1,
1926
1927         .get_starget_node_name = qla2x00_get_starget_node_name,
1928         .show_starget_node_name = 1,
1929         .get_starget_port_name = qla2x00_get_starget_port_name,
1930         .show_starget_port_name = 1,
1931         .get_starget_port_id  = qla2x00_get_starget_port_id,
1932         .show_starget_port_id = 1,
1933
1934         .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
1935         .show_rport_dev_loss_tmo = 1,
1936
1937         .issue_fc_host_lip = qla2x00_issue_lip,
1938         .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
1939         .terminate_rport_io = qla2x00_terminate_rport_io,
1940         .get_fc_host_stats = qla2x00_get_fc_host_stats,
1941         .bsg_request = qla24xx_bsg_request,
1942         .bsg_timeout = qla24xx_bsg_timeout,
1943 };
1944
1945 void
1946 qla2x00_init_host_attr(scsi_qla_host_t *vha)
1947 {
1948         struct qla_hw_data *ha = vha->hw;
1949         u32 speed = FC_PORTSPEED_UNKNOWN;
1950
1951         fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count;
1952         fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
1953         fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
1954         fc_host_supported_classes(vha->host) = FC_COS_CLASS3;
1955         fc_host_max_npiv_vports(vha->host) = ha->max_npiv_vports;
1956         fc_host_npiv_vports_inuse(vha->host) = ha->cur_vport_count;
1957
1958         if (IS_CNA_CAPABLE(ha))
1959                 speed = FC_PORTSPEED_10GBIT;
1960         else if (IS_QLA25XX(ha))
1961                 speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT |
1962                     FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
1963         else if (IS_QLA24XX_TYPE(ha))
1964                 speed = FC_PORTSPEED_4GBIT | FC_PORTSPEED_2GBIT |
1965                     FC_PORTSPEED_1GBIT;
1966         else if (IS_QLA23XX(ha))
1967                 speed = FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
1968         else
1969                 speed = FC_PORTSPEED_1GBIT;
1970         fc_host_supported_speeds(vha->host) = speed;
1971 }