root/drivers/scsi/qla2xxx/qla_attr.c

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DEFINITIONS

This source file includes following definitions.
  1. qla2x00_sysfs_read_fw_dump
  2. qla2x00_sysfs_write_fw_dump
  3. qla2x00_sysfs_read_nvram
  4. qla2x00_sysfs_write_nvram
  5. qla2x00_sysfs_read_optrom
  6. qla2x00_sysfs_write_optrom
  7. qla2x00_sysfs_write_optrom_ctl
  8. qla2x00_sysfs_read_vpd
  9. qla2x00_sysfs_write_vpd
  10. qla2x00_sysfs_read_sfp
  11. qla2x00_sysfs_write_reset
  12. qla2x00_issue_logo
  13. qla2x00_sysfs_read_xgmac_stats
  14. qla2x00_sysfs_read_dcbx_tlv
  15. qla2x00_alloc_sysfs_attr
  16. qla2x00_free_sysfs_attr
  17. qla2x00_driver_version_show
  18. qla2x00_fw_version_show
  19. qla2x00_serial_num_show
  20. qla2x00_isp_name_show
  21. qla2x00_isp_id_show
  22. qla2x00_model_name_show
  23. qla2x00_model_desc_show
  24. qla2x00_pci_info_show
  25. qla2x00_link_state_show
  26. qla2x00_zio_show
  27. qla2x00_zio_store
  28. qla2x00_zio_timer_show
  29. qla2x00_zio_timer_store
  30. qla_zio_threshold_show
  31. qla_zio_threshold_store
  32. qla2x00_beacon_show
  33. qla2x00_beacon_store
  34. qla2x00_optrom_bios_version_show
  35. qla2x00_optrom_efi_version_show
  36. qla2x00_optrom_fcode_version_show
  37. qla2x00_optrom_fw_version_show
  38. qla2x00_optrom_gold_fw_version_show
  39. qla2x00_total_isp_aborts_show
  40. qla24xx_84xx_fw_version_show
  41. qla2x00_serdes_version_show
  42. qla2x00_mpi_version_show
  43. qla2x00_phy_version_show
  44. qla2x00_flash_block_size_show
  45. qla2x00_vlan_id_show
  46. qla2x00_vn_port_mac_address_show
  47. qla2x00_fabric_param_show
  48. qla2x00_thermal_temp_show
  49. qla2x00_fw_state_show
  50. qla2x00_diag_requests_show
  51. qla2x00_diag_megabytes_show
  52. qla2x00_fw_dump_size_show
  53. qla2x00_allow_cna_fw_dump_show
  54. qla2x00_allow_cna_fw_dump_store
  55. qla2x00_pep_version_show
  56. qla2x00_min_supported_speed_show
  57. qla2x00_max_supported_speed_show
  58. qla2x00_port_speed_store
  59. qla2x00_port_speed_show
  60. qlini_mode_show
  61. qla_set_ini_mode
  62. qlini_mode_store
  63. ql2xexchoffld_show
  64. ql2xexchoffld_store
  65. ql2xiniexchg_show
  66. ql2xiniexchg_store
  67. qla2x00_dif_bundle_statistics_show
  68. qla2x00_fw_attr_show
  69. qla2x00_port_no_show
  70. qla_insert_tgt_attrs
  71. qla2x00_get_host_port_id
  72. qla2x00_get_host_speed
  73. qla2x00_get_host_port_type
  74. qla2x00_get_starget_node_name
  75. qla2x00_get_starget_port_name
  76. qla2x00_get_starget_port_id
  77. qla2x00_set_rport_loss_tmo
  78. qla2x00_dev_loss_tmo_callbk
  79. qla2x00_terminate_rport_io
  80. qla2x00_issue_lip
  81. qla2x00_get_fc_host_stats
  82. qla2x00_reset_host_stats
  83. qla2x00_get_host_symbolic_name
  84. qla2x00_set_host_system_hostname
  85. qla2x00_get_host_fabric_name
  86. qla2x00_get_host_port_state
  87. qla24xx_vport_create
  88. qla24xx_vport_delete
  89. qla24xx_vport_disable
  90. qla2x00_init_host_attr

   1 /*
   2  * QLogic Fibre Channel HBA Driver
   3  * Copyright (c)  2003-2014 QLogic Corporation
   4  *
   5  * See LICENSE.qla2xxx for copyright and licensing details.
   6  */
   7 #include "qla_def.h"
   8 #include "qla_target.h"
   9 
  10 #include <linux/kthread.h>
  11 #include <linux/vmalloc.h>
  12 #include <linux/slab.h>
  13 #include <linux/delay.h>
  14 
  15 static int qla24xx_vport_disable(struct fc_vport *, bool);
  16 
  17 /* SYSFS attributes --------------------------------------------------------- */
  18 
  19 static ssize_t
  20 qla2x00_sysfs_read_fw_dump(struct file *filp, struct kobject *kobj,
  21                            struct bin_attribute *bin_attr,
  22                            char *buf, loff_t off, size_t count)
  23 {
  24         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
  25             struct device, kobj)));
  26         struct qla_hw_data *ha = vha->hw;
  27         int rval = 0;
  28 
  29         if (!(ha->fw_dump_reading || ha->mctp_dump_reading))
  30                 return 0;
  31 
  32         mutex_lock(&ha->optrom_mutex);
  33         if (IS_P3P_TYPE(ha)) {
  34                 if (off < ha->md_template_size) {
  35                         rval = memory_read_from_buffer(buf, count,
  36                             &off, ha->md_tmplt_hdr, ha->md_template_size);
  37                 } else {
  38                         off -= ha->md_template_size;
  39                         rval = memory_read_from_buffer(buf, count,
  40                             &off, ha->md_dump, ha->md_dump_size);
  41                 }
  42         } else if (ha->mctp_dumped && ha->mctp_dump_reading) {
  43                 rval = memory_read_from_buffer(buf, count, &off, ha->mctp_dump,
  44                     MCTP_DUMP_SIZE);
  45         } else if (ha->fw_dump_reading) {
  46                 rval = memory_read_from_buffer(buf, count, &off, ha->fw_dump,
  47                                         ha->fw_dump_len);
  48         } else {
  49                 rval = 0;
  50         }
  51         mutex_unlock(&ha->optrom_mutex);
  52         return rval;
  53 }
  54 
  55 static ssize_t
  56 qla2x00_sysfs_write_fw_dump(struct file *filp, struct kobject *kobj,
  57                             struct bin_attribute *bin_attr,
  58                             char *buf, loff_t off, size_t count)
  59 {
  60         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
  61             struct device, kobj)));
  62         struct qla_hw_data *ha = vha->hw;
  63         int reading;
  64 
  65         if (off != 0)
  66                 return (0);
  67 
  68         reading = simple_strtol(buf, NULL, 10);
  69         switch (reading) {
  70         case 0:
  71                 if (!ha->fw_dump_reading)
  72                         break;
  73 
  74                 ql_log(ql_log_info, vha, 0x705d,
  75                     "Firmware dump cleared on (%ld).\n", vha->host_no);
  76 
  77                 if (IS_P3P_TYPE(ha)) {
  78                         qla82xx_md_free(vha);
  79                         qla82xx_md_prep(vha);
  80                 }
  81                 ha->fw_dump_reading = 0;
  82                 ha->fw_dumped = 0;
  83                 break;
  84         case 1:
  85                 if (ha->fw_dumped && !ha->fw_dump_reading) {
  86                         ha->fw_dump_reading = 1;
  87 
  88                         ql_log(ql_log_info, vha, 0x705e,
  89                             "Raw firmware dump ready for read on (%ld).\n",
  90                             vha->host_no);
  91                 }
  92                 break;
  93         case 2:
  94                 qla2x00_alloc_fw_dump(vha);
  95                 break;
  96         case 3:
  97                 if (IS_QLA82XX(ha)) {
  98                         qla82xx_idc_lock(ha);
  99                         qla82xx_set_reset_owner(vha);
 100                         qla82xx_idc_unlock(ha);
 101                 } else if (IS_QLA8044(ha)) {
 102                         qla8044_idc_lock(ha);
 103                         qla82xx_set_reset_owner(vha);
 104                         qla8044_idc_unlock(ha);
 105                 } else
 106                         qla2x00_system_error(vha);
 107                 break;
 108         case 4:
 109                 if (IS_P3P_TYPE(ha)) {
 110                         if (ha->md_tmplt_hdr)
 111                                 ql_dbg(ql_dbg_user, vha, 0x705b,
 112                                     "MiniDump supported with this firmware.\n");
 113                         else
 114                                 ql_dbg(ql_dbg_user, vha, 0x709d,
 115                                     "MiniDump not supported with this firmware.\n");
 116                 }
 117                 break;
 118         case 5:
 119                 if (IS_P3P_TYPE(ha))
 120                         set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
 121                 break;
 122         case 6:
 123                 if (!ha->mctp_dump_reading)
 124                         break;
 125                 ql_log(ql_log_info, vha, 0x70c1,
 126                     "MCTP dump cleared on (%ld).\n", vha->host_no);
 127                 ha->mctp_dump_reading = 0;
 128                 ha->mctp_dumped = 0;
 129                 break;
 130         case 7:
 131                 if (ha->mctp_dumped && !ha->mctp_dump_reading) {
 132                         ha->mctp_dump_reading = 1;
 133                         ql_log(ql_log_info, vha, 0x70c2,
 134                             "Raw mctp dump ready for read on (%ld).\n",
 135                             vha->host_no);
 136                 }
 137                 break;
 138         }
 139         return count;
 140 }
 141 
 142 static struct bin_attribute sysfs_fw_dump_attr = {
 143         .attr = {
 144                 .name = "fw_dump",
 145                 .mode = S_IRUSR | S_IWUSR,
 146         },
 147         .size = 0,
 148         .read = qla2x00_sysfs_read_fw_dump,
 149         .write = qla2x00_sysfs_write_fw_dump,
 150 };
 151 
 152 static ssize_t
 153 qla2x00_sysfs_read_nvram(struct file *filp, struct kobject *kobj,
 154                          struct bin_attribute *bin_attr,
 155                          char *buf, loff_t off, size_t count)
 156 {
 157         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 158             struct device, kobj)));
 159         struct qla_hw_data *ha = vha->hw;
 160         uint32_t faddr;
 161         struct active_regions active_regions = { };
 162 
 163         if (!capable(CAP_SYS_ADMIN))
 164                 return 0;
 165 
 166         mutex_lock(&ha->optrom_mutex);
 167         if (qla2x00_chip_is_down(vha)) {
 168                 mutex_unlock(&ha->optrom_mutex);
 169                 return -EAGAIN;
 170         }
 171 
 172         if (!IS_NOCACHE_VPD_TYPE(ha)) {
 173                 mutex_unlock(&ha->optrom_mutex);
 174                 goto skip;
 175         }
 176 
 177         faddr = ha->flt_region_nvram;
 178         if (IS_QLA28XX(ha)) {
 179                 qla28xx_get_aux_images(vha, &active_regions);
 180                 if (active_regions.aux.vpd_nvram == QLA27XX_SECONDARY_IMAGE)
 181                         faddr = ha->flt_region_nvram_sec;
 182         }
 183         ha->isp_ops->read_optrom(vha, ha->nvram, faddr << 2, ha->nvram_size);
 184 
 185         mutex_unlock(&ha->optrom_mutex);
 186 
 187 skip:
 188         return memory_read_from_buffer(buf, count, &off, ha->nvram,
 189                                         ha->nvram_size);
 190 }
 191 
 192 static ssize_t
 193 qla2x00_sysfs_write_nvram(struct file *filp, struct kobject *kobj,
 194                           struct bin_attribute *bin_attr,
 195                           char *buf, loff_t off, size_t count)
 196 {
 197         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 198             struct device, kobj)));
 199         struct qla_hw_data *ha = vha->hw;
 200         uint16_t        cnt;
 201 
 202         if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->nvram_size ||
 203             !ha->isp_ops->write_nvram)
 204                 return -EINVAL;
 205 
 206         /* Checksum NVRAM. */
 207         if (IS_FWI2_CAPABLE(ha)) {
 208                 uint32_t *iter;
 209                 uint32_t chksum;
 210 
 211                 iter = (uint32_t *)buf;
 212                 chksum = 0;
 213                 for (cnt = 0; cnt < ((count >> 2) - 1); cnt++, iter++)
 214                         chksum += le32_to_cpu(*iter);
 215                 chksum = ~chksum + 1;
 216                 *iter = cpu_to_le32(chksum);
 217         } else {
 218                 uint8_t *iter;
 219                 uint8_t chksum;
 220 
 221                 iter = (uint8_t *)buf;
 222                 chksum = 0;
 223                 for (cnt = 0; cnt < count - 1; cnt++)
 224                         chksum += *iter++;
 225                 chksum = ~chksum + 1;
 226                 *iter = chksum;
 227         }
 228 
 229         if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
 230                 ql_log(ql_log_warn, vha, 0x705f,
 231                     "HBA not online, failing NVRAM update.\n");
 232                 return -EAGAIN;
 233         }
 234 
 235         mutex_lock(&ha->optrom_mutex);
 236         if (qla2x00_chip_is_down(vha)) {
 237                 mutex_unlock(&ha->optrom_mutex);
 238                 return -EAGAIN;
 239         }
 240 
 241         /* Write NVRAM. */
 242         ha->isp_ops->write_nvram(vha, buf, ha->nvram_base, count);
 243         ha->isp_ops->read_nvram(vha, ha->nvram, ha->nvram_base,
 244             count);
 245         mutex_unlock(&ha->optrom_mutex);
 246 
 247         ql_dbg(ql_dbg_user, vha, 0x7060,
 248             "Setting ISP_ABORT_NEEDED\n");
 249         /* NVRAM settings take effect immediately. */
 250         set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
 251         qla2xxx_wake_dpc(vha);
 252         qla2x00_wait_for_chip_reset(vha);
 253 
 254         return count;
 255 }
 256 
 257 static struct bin_attribute sysfs_nvram_attr = {
 258         .attr = {
 259                 .name = "nvram",
 260                 .mode = S_IRUSR | S_IWUSR,
 261         },
 262         .size = 512,
 263         .read = qla2x00_sysfs_read_nvram,
 264         .write = qla2x00_sysfs_write_nvram,
 265 };
 266 
 267 static ssize_t
 268 qla2x00_sysfs_read_optrom(struct file *filp, struct kobject *kobj,
 269                           struct bin_attribute *bin_attr,
 270                           char *buf, loff_t off, size_t count)
 271 {
 272         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 273             struct device, kobj)));
 274         struct qla_hw_data *ha = vha->hw;
 275         ssize_t rval = 0;
 276 
 277         mutex_lock(&ha->optrom_mutex);
 278 
 279         if (ha->optrom_state != QLA_SREADING)
 280                 goto out;
 281 
 282         rval = memory_read_from_buffer(buf, count, &off, ha->optrom_buffer,
 283             ha->optrom_region_size);
 284 
 285 out:
 286         mutex_unlock(&ha->optrom_mutex);
 287 
 288         return rval;
 289 }
 290 
 291 static ssize_t
 292 qla2x00_sysfs_write_optrom(struct file *filp, struct kobject *kobj,
 293                            struct bin_attribute *bin_attr,
 294                            char *buf, loff_t off, size_t count)
 295 {
 296         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 297             struct device, kobj)));
 298         struct qla_hw_data *ha = vha->hw;
 299 
 300         mutex_lock(&ha->optrom_mutex);
 301 
 302         if (ha->optrom_state != QLA_SWRITING) {
 303                 mutex_unlock(&ha->optrom_mutex);
 304                 return -EINVAL;
 305         }
 306         if (off > ha->optrom_region_size) {
 307                 mutex_unlock(&ha->optrom_mutex);
 308                 return -ERANGE;
 309         }
 310         if (off + count > ha->optrom_region_size)
 311                 count = ha->optrom_region_size - off;
 312 
 313         memcpy(&ha->optrom_buffer[off], buf, count);
 314         mutex_unlock(&ha->optrom_mutex);
 315 
 316         return count;
 317 }
 318 
 319 static struct bin_attribute sysfs_optrom_attr = {
 320         .attr = {
 321                 .name = "optrom",
 322                 .mode = S_IRUSR | S_IWUSR,
 323         },
 324         .size = 0,
 325         .read = qla2x00_sysfs_read_optrom,
 326         .write = qla2x00_sysfs_write_optrom,
 327 };
 328 
 329 static ssize_t
 330 qla2x00_sysfs_write_optrom_ctl(struct file *filp, struct kobject *kobj,
 331                                struct bin_attribute *bin_attr,
 332                                char *buf, loff_t off, size_t count)
 333 {
 334         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 335             struct device, kobj)));
 336         struct qla_hw_data *ha = vha->hw;
 337         uint32_t start = 0;
 338         uint32_t size = ha->optrom_size;
 339         int val, valid;
 340         ssize_t rval = count;
 341 
 342         if (off)
 343                 return -EINVAL;
 344 
 345         if (unlikely(pci_channel_offline(ha->pdev)))
 346                 return -EAGAIN;
 347 
 348         if (sscanf(buf, "%d:%x:%x", &val, &start, &size) < 1)
 349                 return -EINVAL;
 350         if (start > ha->optrom_size)
 351                 return -EINVAL;
 352         if (size > ha->optrom_size - start)
 353                 size = ha->optrom_size - start;
 354 
 355         mutex_lock(&ha->optrom_mutex);
 356         if (qla2x00_chip_is_down(vha)) {
 357                 mutex_unlock(&ha->optrom_mutex);
 358                 return -EAGAIN;
 359         }
 360         switch (val) {
 361         case 0:
 362                 if (ha->optrom_state != QLA_SREADING &&
 363                     ha->optrom_state != QLA_SWRITING) {
 364                         rval =  -EINVAL;
 365                         goto out;
 366                 }
 367                 ha->optrom_state = QLA_SWAITING;
 368 
 369                 ql_dbg(ql_dbg_user, vha, 0x7061,
 370                     "Freeing flash region allocation -- 0x%x bytes.\n",
 371                     ha->optrom_region_size);
 372 
 373                 vfree(ha->optrom_buffer);
 374                 ha->optrom_buffer = NULL;
 375                 break;
 376         case 1:
 377                 if (ha->optrom_state != QLA_SWAITING) {
 378                         rval = -EINVAL;
 379                         goto out;
 380                 }
 381 
 382                 ha->optrom_region_start = start;
 383                 ha->optrom_region_size = size;
 384 
 385                 ha->optrom_state = QLA_SREADING;
 386                 ha->optrom_buffer = vzalloc(ha->optrom_region_size);
 387                 if (ha->optrom_buffer == NULL) {
 388                         ql_log(ql_log_warn, vha, 0x7062,
 389                             "Unable to allocate memory for optrom retrieval "
 390                             "(%x).\n", ha->optrom_region_size);
 391 
 392                         ha->optrom_state = QLA_SWAITING;
 393                         rval = -ENOMEM;
 394                         goto out;
 395                 }
 396 
 397                 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
 398                         ql_log(ql_log_warn, vha, 0x7063,
 399                             "HBA not online, failing NVRAM update.\n");
 400                         rval = -EAGAIN;
 401                         goto out;
 402                 }
 403 
 404                 ql_dbg(ql_dbg_user, vha, 0x7064,
 405                     "Reading flash region -- 0x%x/0x%x.\n",
 406                     ha->optrom_region_start, ha->optrom_region_size);
 407 
 408                 ha->isp_ops->read_optrom(vha, ha->optrom_buffer,
 409                     ha->optrom_region_start, ha->optrom_region_size);
 410                 break;
 411         case 2:
 412                 if (ha->optrom_state != QLA_SWAITING) {
 413                         rval = -EINVAL;
 414                         goto out;
 415                 }
 416 
 417                 /*
 418                  * We need to be more restrictive on which FLASH regions are
 419                  * allowed to be updated via user-space.  Regions accessible
 420                  * via this method include:
 421                  *
 422                  * ISP21xx/ISP22xx/ISP23xx type boards:
 423                  *
 424                  *      0x000000 -> 0x020000 -- Boot code.
 425                  *
 426                  * ISP2322/ISP24xx type boards:
 427                  *
 428                  *      0x000000 -> 0x07ffff -- Boot code.
 429                  *      0x080000 -> 0x0fffff -- Firmware.
 430                  *
 431                  * ISP25xx type boards:
 432                  *
 433                  *      0x000000 -> 0x07ffff -- Boot code.
 434                  *      0x080000 -> 0x0fffff -- Firmware.
 435                  *      0x120000 -> 0x12ffff -- VPD and HBA parameters.
 436                  *
 437                  * > ISP25xx type boards:
 438                  *
 439                  *      None -- should go through BSG.
 440                  */
 441                 valid = 0;
 442                 if (ha->optrom_size == OPTROM_SIZE_2300 && start == 0)
 443                         valid = 1;
 444                 else if (IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha))
 445                         valid = 1;
 446                 if (!valid) {
 447                         ql_log(ql_log_warn, vha, 0x7065,
 448                             "Invalid start region 0x%x/0x%x.\n", start, size);
 449                         rval = -EINVAL;
 450                         goto out;
 451                 }
 452 
 453                 ha->optrom_region_start = start;
 454                 ha->optrom_region_size = size;
 455 
 456                 ha->optrom_state = QLA_SWRITING;
 457                 ha->optrom_buffer = vzalloc(ha->optrom_region_size);
 458                 if (ha->optrom_buffer == NULL) {
 459                         ql_log(ql_log_warn, vha, 0x7066,
 460                             "Unable to allocate memory for optrom update "
 461                             "(%x)\n", ha->optrom_region_size);
 462 
 463                         ha->optrom_state = QLA_SWAITING;
 464                         rval = -ENOMEM;
 465                         goto out;
 466                 }
 467 
 468                 ql_dbg(ql_dbg_user, vha, 0x7067,
 469                     "Staging flash region write -- 0x%x/0x%x.\n",
 470                     ha->optrom_region_start, ha->optrom_region_size);
 471 
 472                 break;
 473         case 3:
 474                 if (ha->optrom_state != QLA_SWRITING) {
 475                         rval = -EINVAL;
 476                         goto out;
 477                 }
 478 
 479                 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
 480                         ql_log(ql_log_warn, vha, 0x7068,
 481                             "HBA not online, failing flash update.\n");
 482                         rval = -EAGAIN;
 483                         goto out;
 484                 }
 485 
 486                 ql_dbg(ql_dbg_user, vha, 0x7069,
 487                     "Writing flash region -- 0x%x/0x%x.\n",
 488                     ha->optrom_region_start, ha->optrom_region_size);
 489 
 490                 rval = ha->isp_ops->write_optrom(vha, ha->optrom_buffer,
 491                     ha->optrom_region_start, ha->optrom_region_size);
 492                 if (rval)
 493                         rval = -EIO;
 494                 break;
 495         default:
 496                 rval = -EINVAL;
 497         }
 498 
 499 out:
 500         mutex_unlock(&ha->optrom_mutex);
 501         return rval;
 502 }
 503 
 504 static struct bin_attribute sysfs_optrom_ctl_attr = {
 505         .attr = {
 506                 .name = "optrom_ctl",
 507                 .mode = S_IWUSR,
 508         },
 509         .size = 0,
 510         .write = qla2x00_sysfs_write_optrom_ctl,
 511 };
 512 
 513 static ssize_t
 514 qla2x00_sysfs_read_vpd(struct file *filp, struct kobject *kobj,
 515                        struct bin_attribute *bin_attr,
 516                        char *buf, loff_t off, size_t count)
 517 {
 518         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 519             struct device, kobj)));
 520         struct qla_hw_data *ha = vha->hw;
 521         uint32_t faddr;
 522         struct active_regions active_regions = { };
 523 
 524         if (unlikely(pci_channel_offline(ha->pdev)))
 525                 return -EAGAIN;
 526 
 527         if (!capable(CAP_SYS_ADMIN))
 528                 return -EINVAL;
 529 
 530         if (IS_NOCACHE_VPD_TYPE(ha))
 531                 goto skip;
 532 
 533         faddr = ha->flt_region_vpd << 2;
 534 
 535         if (IS_QLA28XX(ha)) {
 536                 qla28xx_get_aux_images(vha, &active_regions);
 537                 if (active_regions.aux.vpd_nvram == QLA27XX_SECONDARY_IMAGE)
 538                         faddr = ha->flt_region_vpd_sec << 2;
 539 
 540                 ql_dbg(ql_dbg_init, vha, 0x7070,
 541                     "Loading %s nvram image.\n",
 542                     active_regions.aux.vpd_nvram == QLA27XX_PRIMARY_IMAGE ?
 543                     "primary" : "secondary");
 544         }
 545 
 546         mutex_lock(&ha->optrom_mutex);
 547         if (qla2x00_chip_is_down(vha)) {
 548                 mutex_unlock(&ha->optrom_mutex);
 549                 return -EAGAIN;
 550         }
 551 
 552         ha->isp_ops->read_optrom(vha, ha->vpd, faddr, ha->vpd_size);
 553         mutex_unlock(&ha->optrom_mutex);
 554 
 555         ha->isp_ops->read_optrom(vha, ha->vpd, faddr, ha->vpd_size);
 556 skip:
 557         return memory_read_from_buffer(buf, count, &off, ha->vpd, ha->vpd_size);
 558 }
 559 
 560 static ssize_t
 561 qla2x00_sysfs_write_vpd(struct file *filp, struct kobject *kobj,
 562                         struct bin_attribute *bin_attr,
 563                         char *buf, loff_t off, size_t count)
 564 {
 565         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 566             struct device, kobj)));
 567         struct qla_hw_data *ha = vha->hw;
 568         uint8_t *tmp_data;
 569 
 570         if (unlikely(pci_channel_offline(ha->pdev)))
 571                 return 0;
 572 
 573         if (qla2x00_chip_is_down(vha))
 574                 return 0;
 575 
 576         if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->vpd_size ||
 577             !ha->isp_ops->write_nvram)
 578                 return 0;
 579 
 580         if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
 581                 ql_log(ql_log_warn, vha, 0x706a,
 582                     "HBA not online, failing VPD update.\n");
 583                 return -EAGAIN;
 584         }
 585 
 586         mutex_lock(&ha->optrom_mutex);
 587         if (qla2x00_chip_is_down(vha)) {
 588                 mutex_unlock(&ha->optrom_mutex);
 589                 return -EAGAIN;
 590         }
 591 
 592         /* Write NVRAM. */
 593         ha->isp_ops->write_nvram(vha, buf, ha->vpd_base, count);
 594         ha->isp_ops->read_nvram(vha, ha->vpd, ha->vpd_base, count);
 595 
 596         /* Update flash version information for 4Gb & above. */
 597         if (!IS_FWI2_CAPABLE(ha)) {
 598                 mutex_unlock(&ha->optrom_mutex);
 599                 return -EINVAL;
 600         }
 601 
 602         tmp_data = vmalloc(256);
 603         if (!tmp_data) {
 604                 mutex_unlock(&ha->optrom_mutex);
 605                 ql_log(ql_log_warn, vha, 0x706b,
 606                     "Unable to allocate memory for VPD information update.\n");
 607                 return -ENOMEM;
 608         }
 609         ha->isp_ops->get_flash_version(vha, tmp_data);
 610         vfree(tmp_data);
 611 
 612         mutex_unlock(&ha->optrom_mutex);
 613 
 614         return count;
 615 }
 616 
 617 static struct bin_attribute sysfs_vpd_attr = {
 618         .attr = {
 619                 .name = "vpd",
 620                 .mode = S_IRUSR | S_IWUSR,
 621         },
 622         .size = 0,
 623         .read = qla2x00_sysfs_read_vpd,
 624         .write = qla2x00_sysfs_write_vpd,
 625 };
 626 
 627 static ssize_t
 628 qla2x00_sysfs_read_sfp(struct file *filp, struct kobject *kobj,
 629                        struct bin_attribute *bin_attr,
 630                        char *buf, loff_t off, size_t count)
 631 {
 632         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 633             struct device, kobj)));
 634         int rval;
 635 
 636         if (!capable(CAP_SYS_ADMIN) || off != 0 || count < SFP_DEV_SIZE)
 637                 return 0;
 638 
 639         mutex_lock(&vha->hw->optrom_mutex);
 640         if (qla2x00_chip_is_down(vha)) {
 641                 mutex_unlock(&vha->hw->optrom_mutex);
 642                 return 0;
 643         }
 644 
 645         rval = qla2x00_read_sfp_dev(vha, buf, count);
 646         mutex_unlock(&vha->hw->optrom_mutex);
 647 
 648         if (rval)
 649                 return -EIO;
 650 
 651         return count;
 652 }
 653 
 654 static struct bin_attribute sysfs_sfp_attr = {
 655         .attr = {
 656                 .name = "sfp",
 657                 .mode = S_IRUSR | S_IWUSR,
 658         },
 659         .size = SFP_DEV_SIZE,
 660         .read = qla2x00_sysfs_read_sfp,
 661 };
 662 
 663 static ssize_t
 664 qla2x00_sysfs_write_reset(struct file *filp, struct kobject *kobj,
 665                         struct bin_attribute *bin_attr,
 666                         char *buf, loff_t off, size_t count)
 667 {
 668         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 669             struct device, kobj)));
 670         struct qla_hw_data *ha = vha->hw;
 671         struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
 672         int type;
 673         uint32_t idc_control;
 674         uint8_t *tmp_data = NULL;
 675 
 676         if (off != 0)
 677                 return -EINVAL;
 678 
 679         type = simple_strtol(buf, NULL, 10);
 680         switch (type) {
 681         case 0x2025c:
 682                 ql_log(ql_log_info, vha, 0x706e,
 683                     "Issuing ISP reset.\n");
 684 
 685                 scsi_block_requests(vha->host);
 686                 if (IS_QLA82XX(ha)) {
 687                         ha->flags.isp82xx_no_md_cap = 1;
 688                         qla82xx_idc_lock(ha);
 689                         qla82xx_set_reset_owner(vha);
 690                         qla82xx_idc_unlock(ha);
 691                 } else if (IS_QLA8044(ha)) {
 692                         qla8044_idc_lock(ha);
 693                         idc_control = qla8044_rd_reg(ha,
 694                             QLA8044_IDC_DRV_CTRL);
 695                         qla8044_wr_reg(ha, QLA8044_IDC_DRV_CTRL,
 696                             (idc_control | GRACEFUL_RESET_BIT1));
 697                         qla82xx_set_reset_owner(vha);
 698                         qla8044_idc_unlock(ha);
 699                 } else {
 700                         set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
 701                         qla2xxx_wake_dpc(vha);
 702                 }
 703                 qla2x00_wait_for_chip_reset(vha);
 704                 scsi_unblock_requests(vha->host);
 705                 break;
 706         case 0x2025d:
 707                 if (!IS_QLA81XX(ha) && !IS_QLA83XX(ha))
 708                         return -EPERM;
 709 
 710                 ql_log(ql_log_info, vha, 0x706f,
 711                     "Issuing MPI reset.\n");
 712 
 713                 if (IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha)) {
 714                         uint32_t idc_control;
 715 
 716                         qla83xx_idc_lock(vha, 0);
 717                         __qla83xx_get_idc_control(vha, &idc_control);
 718                         idc_control |= QLA83XX_IDC_GRACEFUL_RESET;
 719                         __qla83xx_set_idc_control(vha, idc_control);
 720                         qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE,
 721                             QLA8XXX_DEV_NEED_RESET);
 722                         qla83xx_idc_audit(vha, IDC_AUDIT_TIMESTAMP);
 723                         qla83xx_idc_unlock(vha, 0);
 724                         break;
 725                 } else {
 726                         /* Make sure FC side is not in reset */
 727                         WARN_ON_ONCE(qla2x00_wait_for_hba_online(vha) !=
 728                                      QLA_SUCCESS);
 729 
 730                         /* Issue MPI reset */
 731                         scsi_block_requests(vha->host);
 732                         if (qla81xx_restart_mpi_firmware(vha) != QLA_SUCCESS)
 733                                 ql_log(ql_log_warn, vha, 0x7070,
 734                                     "MPI reset failed.\n");
 735                         scsi_unblock_requests(vha->host);
 736                         break;
 737                 }
 738         case 0x2025e:
 739                 if (!IS_P3P_TYPE(ha) || vha != base_vha) {
 740                         ql_log(ql_log_info, vha, 0x7071,
 741                             "FCoE ctx reset not supported.\n");
 742                         return -EPERM;
 743                 }
 744 
 745                 ql_log(ql_log_info, vha, 0x7072,
 746                     "Issuing FCoE ctx reset.\n");
 747                 set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags);
 748                 qla2xxx_wake_dpc(vha);
 749                 qla2x00_wait_for_fcoe_ctx_reset(vha);
 750                 break;
 751         case 0x2025f:
 752                 if (!IS_QLA8031(ha))
 753                         return -EPERM;
 754                 ql_log(ql_log_info, vha, 0x70bc,
 755                     "Disabling Reset by IDC control\n");
 756                 qla83xx_idc_lock(vha, 0);
 757                 __qla83xx_get_idc_control(vha, &idc_control);
 758                 idc_control |= QLA83XX_IDC_RESET_DISABLED;
 759                 __qla83xx_set_idc_control(vha, idc_control);
 760                 qla83xx_idc_unlock(vha, 0);
 761                 break;
 762         case 0x20260:
 763                 if (!IS_QLA8031(ha))
 764                         return -EPERM;
 765                 ql_log(ql_log_info, vha, 0x70bd,
 766                     "Enabling Reset by IDC control\n");
 767                 qla83xx_idc_lock(vha, 0);
 768                 __qla83xx_get_idc_control(vha, &idc_control);
 769                 idc_control &= ~QLA83XX_IDC_RESET_DISABLED;
 770                 __qla83xx_set_idc_control(vha, idc_control);
 771                 qla83xx_idc_unlock(vha, 0);
 772                 break;
 773         case 0x20261:
 774                 ql_dbg(ql_dbg_user, vha, 0x70e0,
 775                     "Updating cache versions without reset ");
 776 
 777                 tmp_data = vmalloc(256);
 778                 if (!tmp_data) {
 779                         ql_log(ql_log_warn, vha, 0x70e1,
 780                             "Unable to allocate memory for VPD information update.\n");
 781                         return -ENOMEM;
 782                 }
 783                 ha->isp_ops->get_flash_version(vha, tmp_data);
 784                 vfree(tmp_data);
 785                 break;
 786         }
 787         return count;
 788 }
 789 
 790 static struct bin_attribute sysfs_reset_attr = {
 791         .attr = {
 792                 .name = "reset",
 793                 .mode = S_IWUSR,
 794         },
 795         .size = 0,
 796         .write = qla2x00_sysfs_write_reset,
 797 };
 798 
 799 static ssize_t
 800 qla2x00_issue_logo(struct file *filp, struct kobject *kobj,
 801                         struct bin_attribute *bin_attr,
 802                         char *buf, loff_t off, size_t count)
 803 {
 804         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 805             struct device, kobj)));
 806         int type;
 807         port_id_t did;
 808 
 809         if (!capable(CAP_SYS_ADMIN))
 810                 return 0;
 811 
 812         if (unlikely(pci_channel_offline(vha->hw->pdev)))
 813                 return 0;
 814 
 815         if (qla2x00_chip_is_down(vha))
 816                 return 0;
 817 
 818         type = simple_strtol(buf, NULL, 10);
 819 
 820         did.b.domain = (type & 0x00ff0000) >> 16;
 821         did.b.area = (type & 0x0000ff00) >> 8;
 822         did.b.al_pa = (type & 0x000000ff);
 823 
 824         ql_log(ql_log_info, vha, 0xd04d, "portid=%02x%02x%02x done\n",
 825             did.b.domain, did.b.area, did.b.al_pa);
 826 
 827         ql_log(ql_log_info, vha, 0x70e4, "%s: %d\n", __func__, type);
 828 
 829         qla24xx_els_dcmd_iocb(vha, ELS_DCMD_LOGO, did);
 830         return count;
 831 }
 832 
 833 static struct bin_attribute sysfs_issue_logo_attr = {
 834         .attr = {
 835                 .name = "issue_logo",
 836                 .mode = S_IWUSR,
 837         },
 838         .size = 0,
 839         .write = qla2x00_issue_logo,
 840 };
 841 
 842 static ssize_t
 843 qla2x00_sysfs_read_xgmac_stats(struct file *filp, struct kobject *kobj,
 844                        struct bin_attribute *bin_attr,
 845                        char *buf, loff_t off, size_t count)
 846 {
 847         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 848             struct device, kobj)));
 849         struct qla_hw_data *ha = vha->hw;
 850         int rval;
 851         uint16_t actual_size;
 852 
 853         if (!capable(CAP_SYS_ADMIN) || off != 0 || count > XGMAC_DATA_SIZE)
 854                 return 0;
 855 
 856         if (unlikely(pci_channel_offline(ha->pdev)))
 857                 return 0;
 858         mutex_lock(&vha->hw->optrom_mutex);
 859         if (qla2x00_chip_is_down(vha)) {
 860                 mutex_unlock(&vha->hw->optrom_mutex);
 861                 return 0;
 862         }
 863 
 864         if (ha->xgmac_data)
 865                 goto do_read;
 866 
 867         ha->xgmac_data = dma_alloc_coherent(&ha->pdev->dev, XGMAC_DATA_SIZE,
 868             &ha->xgmac_data_dma, GFP_KERNEL);
 869         if (!ha->xgmac_data) {
 870                 mutex_unlock(&vha->hw->optrom_mutex);
 871                 ql_log(ql_log_warn, vha, 0x7076,
 872                     "Unable to allocate memory for XGMAC read-data.\n");
 873                 return 0;
 874         }
 875 
 876 do_read:
 877         actual_size = 0;
 878         memset(ha->xgmac_data, 0, XGMAC_DATA_SIZE);
 879 
 880         rval = qla2x00_get_xgmac_stats(vha, ha->xgmac_data_dma,
 881             XGMAC_DATA_SIZE, &actual_size);
 882 
 883         mutex_unlock(&vha->hw->optrom_mutex);
 884         if (rval != QLA_SUCCESS) {
 885                 ql_log(ql_log_warn, vha, 0x7077,
 886                     "Unable to read XGMAC data (%x).\n", rval);
 887                 count = 0;
 888         }
 889 
 890         count = actual_size > count ? count : actual_size;
 891         memcpy(buf, ha->xgmac_data, count);
 892 
 893         return count;
 894 }
 895 
 896 static struct bin_attribute sysfs_xgmac_stats_attr = {
 897         .attr = {
 898                 .name = "xgmac_stats",
 899                 .mode = S_IRUSR,
 900         },
 901         .size = 0,
 902         .read = qla2x00_sysfs_read_xgmac_stats,
 903 };
 904 
 905 static ssize_t
 906 qla2x00_sysfs_read_dcbx_tlv(struct file *filp, struct kobject *kobj,
 907                        struct bin_attribute *bin_attr,
 908                        char *buf, loff_t off, size_t count)
 909 {
 910         struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
 911             struct device, kobj)));
 912         struct qla_hw_data *ha = vha->hw;
 913         int rval;
 914 
 915         if (!capable(CAP_SYS_ADMIN) || off != 0 || count > DCBX_TLV_DATA_SIZE)
 916                 return 0;
 917 
 918         if (ha->dcbx_tlv)
 919                 goto do_read;
 920         mutex_lock(&vha->hw->optrom_mutex);
 921         if (qla2x00_chip_is_down(vha)) {
 922                 mutex_unlock(&vha->hw->optrom_mutex);
 923                 return 0;
 924         }
 925 
 926         ha->dcbx_tlv = dma_alloc_coherent(&ha->pdev->dev, DCBX_TLV_DATA_SIZE,
 927             &ha->dcbx_tlv_dma, GFP_KERNEL);
 928         if (!ha->dcbx_tlv) {
 929                 mutex_unlock(&vha->hw->optrom_mutex);
 930                 ql_log(ql_log_warn, vha, 0x7078,
 931                     "Unable to allocate memory for DCBX TLV read-data.\n");
 932                 return -ENOMEM;
 933         }
 934 
 935 do_read:
 936         memset(ha->dcbx_tlv, 0, DCBX_TLV_DATA_SIZE);
 937 
 938         rval = qla2x00_get_dcbx_params(vha, ha->dcbx_tlv_dma,
 939             DCBX_TLV_DATA_SIZE);
 940 
 941         mutex_unlock(&vha->hw->optrom_mutex);
 942 
 943         if (rval != QLA_SUCCESS) {
 944                 ql_log(ql_log_warn, vha, 0x7079,
 945                     "Unable to read DCBX TLV (%x).\n", rval);
 946                 return -EIO;
 947         }
 948 
 949         memcpy(buf, ha->dcbx_tlv, count);
 950 
 951         return count;
 952 }
 953 
 954 static struct bin_attribute sysfs_dcbx_tlv_attr = {
 955         .attr = {
 956                 .name = "dcbx_tlv",
 957                 .mode = S_IRUSR,
 958         },
 959         .size = 0,
 960         .read = qla2x00_sysfs_read_dcbx_tlv,
 961 };
 962 
 963 static struct sysfs_entry {
 964         char *name;
 965         struct bin_attribute *attr;
 966         int type;
 967 } bin_file_entries[] = {
 968         { "fw_dump", &sysfs_fw_dump_attr, },
 969         { "nvram", &sysfs_nvram_attr, },
 970         { "optrom", &sysfs_optrom_attr, },
 971         { "optrom_ctl", &sysfs_optrom_ctl_attr, },
 972         { "vpd", &sysfs_vpd_attr, 1 },
 973         { "sfp", &sysfs_sfp_attr, 1 },
 974         { "reset", &sysfs_reset_attr, },
 975         { "issue_logo", &sysfs_issue_logo_attr, },
 976         { "xgmac_stats", &sysfs_xgmac_stats_attr, 3 },
 977         { "dcbx_tlv", &sysfs_dcbx_tlv_attr, 3 },
 978         { NULL },
 979 };
 980 
 981 void
 982 qla2x00_alloc_sysfs_attr(scsi_qla_host_t *vha)
 983 {
 984         struct Scsi_Host *host = vha->host;
 985         struct sysfs_entry *iter;
 986         int ret;
 987 
 988         for (iter = bin_file_entries; iter->name; iter++) {
 989                 if (iter->type && !IS_FWI2_CAPABLE(vha->hw))
 990                         continue;
 991                 if (iter->type == 2 && !IS_QLA25XX(vha->hw))
 992                         continue;
 993                 if (iter->type == 3 && !(IS_CNA_CAPABLE(vha->hw)))
 994                         continue;
 995 
 996                 ret = sysfs_create_bin_file(&host->shost_gendev.kobj,
 997                     iter->attr);
 998                 if (ret)
 999                         ql_log(ql_log_warn, vha, 0x00f3,
1000                             "Unable to create sysfs %s binary attribute (%d).\n",
1001                             iter->name, ret);
1002                 else
1003                         ql_dbg(ql_dbg_init, vha, 0x00f4,
1004                             "Successfully created sysfs %s binary attribute.\n",
1005                             iter->name);
1006         }
1007 }
1008 
1009 void
1010 qla2x00_free_sysfs_attr(scsi_qla_host_t *vha, bool stop_beacon)
1011 {
1012         struct Scsi_Host *host = vha->host;
1013         struct sysfs_entry *iter;
1014         struct qla_hw_data *ha = vha->hw;
1015 
1016         for (iter = bin_file_entries; iter->name; iter++) {
1017                 if (iter->type && !IS_FWI2_CAPABLE(ha))
1018                         continue;
1019                 if (iter->type == 2 && !IS_QLA25XX(ha))
1020                         continue;
1021                 if (iter->type == 3 && !(IS_CNA_CAPABLE(ha)))
1022                         continue;
1023                 if (iter->type == 0x27 &&
1024                     (!IS_QLA27XX(ha) || !IS_QLA28XX(ha)))
1025                         continue;
1026 
1027                 sysfs_remove_bin_file(&host->shost_gendev.kobj,
1028                     iter->attr);
1029         }
1030 
1031         if (stop_beacon && ha->beacon_blink_led == 1)
1032                 ha->isp_ops->beacon_off(vha);
1033 }
1034 
1035 /* Scsi_Host attributes. */
1036 
1037 static ssize_t
1038 qla2x00_driver_version_show(struct device *dev,
1039                           struct device_attribute *attr, char *buf)
1040 {
1041         return scnprintf(buf, PAGE_SIZE, "%s\n", qla2x00_version_str);
1042 }
1043 
1044 static ssize_t
1045 qla2x00_fw_version_show(struct device *dev,
1046                         struct device_attribute *attr, char *buf)
1047 {
1048         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1049         struct qla_hw_data *ha = vha->hw;
1050         char fw_str[128];
1051 
1052         return scnprintf(buf, PAGE_SIZE, "%s\n",
1053             ha->isp_ops->fw_version_str(vha, fw_str, sizeof(fw_str)));
1054 }
1055 
1056 static ssize_t
1057 qla2x00_serial_num_show(struct device *dev, struct device_attribute *attr,
1058                         char *buf)
1059 {
1060         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1061         struct qla_hw_data *ha = vha->hw;
1062         uint32_t sn;
1063 
1064         if (IS_QLAFX00(vha->hw)) {
1065                 return scnprintf(buf, PAGE_SIZE, "%s\n",
1066                     vha->hw->mr.serial_num);
1067         } else if (IS_FWI2_CAPABLE(ha)) {
1068                 qla2xxx_get_vpd_field(vha, "SN", buf, PAGE_SIZE - 1);
1069                 return strlen(strcat(buf, "\n"));
1070         }
1071 
1072         sn = ((ha->serial0 & 0x1f) << 16) | (ha->serial2 << 8) | ha->serial1;
1073         return scnprintf(buf, PAGE_SIZE, "%c%05d\n", 'A' + sn / 100000,
1074             sn % 100000);
1075 }
1076 
1077 static ssize_t
1078 qla2x00_isp_name_show(struct device *dev, struct device_attribute *attr,
1079                       char *buf)
1080 {
1081         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1082 
1083         return scnprintf(buf, PAGE_SIZE, "ISP%04X\n", vha->hw->pdev->device);
1084 }
1085 
1086 static ssize_t
1087 qla2x00_isp_id_show(struct device *dev, struct device_attribute *attr,
1088                     char *buf)
1089 {
1090         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1091         struct qla_hw_data *ha = vha->hw;
1092 
1093         if (IS_QLAFX00(vha->hw))
1094                 return scnprintf(buf, PAGE_SIZE, "%s\n",
1095                     vha->hw->mr.hw_version);
1096 
1097         return scnprintf(buf, PAGE_SIZE, "%04x %04x %04x %04x\n",
1098             ha->product_id[0], ha->product_id[1], ha->product_id[2],
1099             ha->product_id[3]);
1100 }
1101 
1102 static ssize_t
1103 qla2x00_model_name_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 
1108         return scnprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_number);
1109 }
1110 
1111 static ssize_t
1112 qla2x00_model_desc_show(struct device *dev, struct device_attribute *attr,
1113                         char *buf)
1114 {
1115         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1116 
1117         return scnprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_desc);
1118 }
1119 
1120 static ssize_t
1121 qla2x00_pci_info_show(struct device *dev, struct device_attribute *attr,
1122                       char *buf)
1123 {
1124         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1125         char pci_info[30];
1126 
1127         return scnprintf(buf, PAGE_SIZE, "%s\n",
1128                          vha->hw->isp_ops->pci_info_str(vha, pci_info,
1129                                                         sizeof(pci_info)));
1130 }
1131 
1132 static ssize_t
1133 qla2x00_link_state_show(struct device *dev, struct device_attribute *attr,
1134                         char *buf)
1135 {
1136         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1137         struct qla_hw_data *ha = vha->hw;
1138         int len = 0;
1139 
1140         if (atomic_read(&vha->loop_state) == LOOP_DOWN ||
1141             atomic_read(&vha->loop_state) == LOOP_DEAD ||
1142             vha->device_flags & DFLG_NO_CABLE)
1143                 len = scnprintf(buf, PAGE_SIZE, "Link Down\n");
1144         else if (atomic_read(&vha->loop_state) != LOOP_READY ||
1145             qla2x00_chip_is_down(vha))
1146                 len = scnprintf(buf, PAGE_SIZE, "Unknown Link State\n");
1147         else {
1148                 len = scnprintf(buf, PAGE_SIZE, "Link Up - ");
1149 
1150                 switch (ha->current_topology) {
1151                 case ISP_CFG_NL:
1152                         len += scnprintf(buf + len, PAGE_SIZE-len, "Loop\n");
1153                         break;
1154                 case ISP_CFG_FL:
1155                         len += scnprintf(buf + len, PAGE_SIZE-len, "FL_Port\n");
1156                         break;
1157                 case ISP_CFG_N:
1158                         len += scnprintf(buf + len, PAGE_SIZE-len,
1159                             "N_Port to N_Port\n");
1160                         break;
1161                 case ISP_CFG_F:
1162                         len += scnprintf(buf + len, PAGE_SIZE-len, "F_Port\n");
1163                         break;
1164                 default:
1165                         len += scnprintf(buf + len, PAGE_SIZE-len, "Loop\n");
1166                         break;
1167                 }
1168         }
1169         return len;
1170 }
1171 
1172 static ssize_t
1173 qla2x00_zio_show(struct device *dev, struct device_attribute *attr,
1174                  char *buf)
1175 {
1176         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1177         int len = 0;
1178 
1179         switch (vha->hw->zio_mode) {
1180         case QLA_ZIO_MODE_6:
1181                 len += scnprintf(buf + len, PAGE_SIZE-len, "Mode 6\n");
1182                 break;
1183         case QLA_ZIO_DISABLED:
1184                 len += scnprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
1185                 break;
1186         }
1187         return len;
1188 }
1189 
1190 static ssize_t
1191 qla2x00_zio_store(struct device *dev, struct device_attribute *attr,
1192                   const char *buf, size_t count)
1193 {
1194         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1195         struct qla_hw_data *ha = vha->hw;
1196         int val = 0;
1197         uint16_t zio_mode;
1198 
1199         if (!IS_ZIO_SUPPORTED(ha))
1200                 return -ENOTSUPP;
1201 
1202         if (sscanf(buf, "%d", &val) != 1)
1203                 return -EINVAL;
1204 
1205         if (val)
1206                 zio_mode = QLA_ZIO_MODE_6;
1207         else
1208                 zio_mode = QLA_ZIO_DISABLED;
1209 
1210         /* Update per-hba values and queue a reset. */
1211         if (zio_mode != QLA_ZIO_DISABLED || ha->zio_mode != QLA_ZIO_DISABLED) {
1212                 ha->zio_mode = zio_mode;
1213                 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1214         }
1215         return strlen(buf);
1216 }
1217 
1218 static ssize_t
1219 qla2x00_zio_timer_show(struct device *dev, struct device_attribute *attr,
1220                        char *buf)
1221 {
1222         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1223 
1224         return scnprintf(buf, PAGE_SIZE, "%d us\n", vha->hw->zio_timer * 100);
1225 }
1226 
1227 static ssize_t
1228 qla2x00_zio_timer_store(struct device *dev, struct device_attribute *attr,
1229                         const char *buf, size_t count)
1230 {
1231         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1232         int val = 0;
1233         uint16_t zio_timer;
1234 
1235         if (sscanf(buf, "%d", &val) != 1)
1236                 return -EINVAL;
1237         if (val > 25500 || val < 100)
1238                 return -ERANGE;
1239 
1240         zio_timer = (uint16_t)(val / 100);
1241         vha->hw->zio_timer = zio_timer;
1242 
1243         return strlen(buf);
1244 }
1245 
1246 static ssize_t
1247 qla_zio_threshold_show(struct device *dev, struct device_attribute *attr,
1248                        char *buf)
1249 {
1250         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1251 
1252         return scnprintf(buf, PAGE_SIZE, "%d exchanges\n",
1253             vha->hw->last_zio_threshold);
1254 }
1255 
1256 static ssize_t
1257 qla_zio_threshold_store(struct device *dev, struct device_attribute *attr,
1258     const char *buf, size_t count)
1259 {
1260         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1261         int val = 0;
1262 
1263         if (vha->hw->zio_mode != QLA_ZIO_MODE_6)
1264                 return -EINVAL;
1265         if (sscanf(buf, "%d", &val) != 1)
1266                 return -EINVAL;
1267         if (val < 0 || val > 256)
1268                 return -ERANGE;
1269 
1270         atomic_set(&vha->hw->zio_threshold, val);
1271         return strlen(buf);
1272 }
1273 
1274 static ssize_t
1275 qla2x00_beacon_show(struct device *dev, struct device_attribute *attr,
1276                     char *buf)
1277 {
1278         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1279         int len = 0;
1280 
1281         if (vha->hw->beacon_blink_led)
1282                 len += scnprintf(buf + len, PAGE_SIZE-len, "Enabled\n");
1283         else
1284                 len += scnprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
1285         return len;
1286 }
1287 
1288 static ssize_t
1289 qla2x00_beacon_store(struct device *dev, struct device_attribute *attr,
1290                      const char *buf, size_t count)
1291 {
1292         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1293         struct qla_hw_data *ha = vha->hw;
1294         int val = 0;
1295         int rval;
1296 
1297         if (IS_QLA2100(ha) || IS_QLA2200(ha))
1298                 return -EPERM;
1299 
1300         if (sscanf(buf, "%d", &val) != 1)
1301                 return -EINVAL;
1302 
1303         mutex_lock(&vha->hw->optrom_mutex);
1304         if (qla2x00_chip_is_down(vha)) {
1305                 mutex_unlock(&vha->hw->optrom_mutex);
1306                 ql_log(ql_log_warn, vha, 0x707a,
1307                     "Abort ISP active -- ignoring beacon request.\n");
1308                 return -EBUSY;
1309         }
1310 
1311         if (val)
1312                 rval = ha->isp_ops->beacon_on(vha);
1313         else
1314                 rval = ha->isp_ops->beacon_off(vha);
1315 
1316         if (rval != QLA_SUCCESS)
1317                 count = 0;
1318 
1319         mutex_unlock(&vha->hw->optrom_mutex);
1320 
1321         return count;
1322 }
1323 
1324 static ssize_t
1325 qla2x00_optrom_bios_version_show(struct device *dev,
1326                                  struct device_attribute *attr, char *buf)
1327 {
1328         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1329         struct qla_hw_data *ha = vha->hw;
1330 
1331         return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->bios_revision[1],
1332             ha->bios_revision[0]);
1333 }
1334 
1335 static ssize_t
1336 qla2x00_optrom_efi_version_show(struct device *dev,
1337                                 struct device_attribute *attr, char *buf)
1338 {
1339         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1340         struct qla_hw_data *ha = vha->hw;
1341 
1342         return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->efi_revision[1],
1343             ha->efi_revision[0]);
1344 }
1345 
1346 static ssize_t
1347 qla2x00_optrom_fcode_version_show(struct device *dev,
1348                                   struct device_attribute *attr, char *buf)
1349 {
1350         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1351         struct qla_hw_data *ha = vha->hw;
1352 
1353         return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->fcode_revision[1],
1354             ha->fcode_revision[0]);
1355 }
1356 
1357 static ssize_t
1358 qla2x00_optrom_fw_version_show(struct device *dev,
1359                                struct device_attribute *attr, char *buf)
1360 {
1361         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1362         struct qla_hw_data *ha = vha->hw;
1363 
1364         return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d %d\n",
1365             ha->fw_revision[0], ha->fw_revision[1], ha->fw_revision[2],
1366             ha->fw_revision[3]);
1367 }
1368 
1369 static ssize_t
1370 qla2x00_optrom_gold_fw_version_show(struct device *dev,
1371     struct device_attribute *attr, char *buf)
1372 {
1373         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1374         struct qla_hw_data *ha = vha->hw;
1375 
1376         if (!IS_QLA81XX(ha) && !IS_QLA83XX(ha) &&
1377             !IS_QLA27XX(ha) && !IS_QLA28XX(ha))
1378                 return scnprintf(buf, PAGE_SIZE, "\n");
1379 
1380         return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%d)\n",
1381             ha->gold_fw_version[0], ha->gold_fw_version[1],
1382             ha->gold_fw_version[2], ha->gold_fw_version[3]);
1383 }
1384 
1385 static ssize_t
1386 qla2x00_total_isp_aborts_show(struct device *dev,
1387                               struct device_attribute *attr, char *buf)
1388 {
1389         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1390 
1391         return scnprintf(buf, PAGE_SIZE, "%d\n",
1392             vha->qla_stats.total_isp_aborts);
1393 }
1394 
1395 static ssize_t
1396 qla24xx_84xx_fw_version_show(struct device *dev,
1397         struct device_attribute *attr, char *buf)
1398 {
1399         int rval = QLA_SUCCESS;
1400         uint16_t status[2] = { 0 };
1401         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1402         struct qla_hw_data *ha = vha->hw;
1403 
1404         if (!IS_QLA84XX(ha))
1405                 return scnprintf(buf, PAGE_SIZE, "\n");
1406 
1407         if (!ha->cs84xx->op_fw_version) {
1408                 rval = qla84xx_verify_chip(vha, status);
1409 
1410                 if (!rval && !status[0])
1411                         return scnprintf(buf, PAGE_SIZE, "%u\n",
1412                             (uint32_t)ha->cs84xx->op_fw_version);
1413         }
1414 
1415         return scnprintf(buf, PAGE_SIZE, "\n");
1416 }
1417 
1418 static ssize_t
1419 qla2x00_serdes_version_show(struct device *dev, struct device_attribute *attr,
1420     char *buf)
1421 {
1422         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1423         struct qla_hw_data *ha = vha->hw;
1424 
1425         if (!IS_QLA27XX(ha) && !IS_QLA28XX(ha))
1426                 return scnprintf(buf, PAGE_SIZE, "\n");
1427 
1428         return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n",
1429             ha->serdes_version[0], ha->serdes_version[1],
1430             ha->serdes_version[2]);
1431 }
1432 
1433 static ssize_t
1434 qla2x00_mpi_version_show(struct device *dev, struct device_attribute *attr,
1435     char *buf)
1436 {
1437         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1438         struct qla_hw_data *ha = vha->hw;
1439 
1440         if (!IS_QLA81XX(ha) && !IS_QLA8031(ha) && !IS_QLA8044(ha) &&
1441             !IS_QLA27XX(ha) && !IS_QLA28XX(ha))
1442                 return scnprintf(buf, PAGE_SIZE, "\n");
1443 
1444         return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%x)\n",
1445             ha->mpi_version[0], ha->mpi_version[1], ha->mpi_version[2],
1446             ha->mpi_capabilities);
1447 }
1448 
1449 static ssize_t
1450 qla2x00_phy_version_show(struct device *dev, struct device_attribute *attr,
1451     char *buf)
1452 {
1453         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1454         struct qla_hw_data *ha = vha->hw;
1455 
1456         if (!IS_QLA81XX(ha) && !IS_QLA8031(ha))
1457                 return scnprintf(buf, PAGE_SIZE, "\n");
1458 
1459         return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n",
1460             ha->phy_version[0], ha->phy_version[1], ha->phy_version[2]);
1461 }
1462 
1463 static ssize_t
1464 qla2x00_flash_block_size_show(struct device *dev,
1465                               struct device_attribute *attr, char *buf)
1466 {
1467         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1468         struct qla_hw_data *ha = vha->hw;
1469 
1470         return scnprintf(buf, PAGE_SIZE, "0x%x\n", ha->fdt_block_size);
1471 }
1472 
1473 static ssize_t
1474 qla2x00_vlan_id_show(struct device *dev, struct device_attribute *attr,
1475     char *buf)
1476 {
1477         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1478 
1479         if (!IS_CNA_CAPABLE(vha->hw))
1480                 return scnprintf(buf, PAGE_SIZE, "\n");
1481 
1482         return scnprintf(buf, PAGE_SIZE, "%d\n", vha->fcoe_vlan_id);
1483 }
1484 
1485 static ssize_t
1486 qla2x00_vn_port_mac_address_show(struct device *dev,
1487     struct device_attribute *attr, char *buf)
1488 {
1489         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1490 
1491         if (!IS_CNA_CAPABLE(vha->hw))
1492                 return scnprintf(buf, PAGE_SIZE, "\n");
1493 
1494         return scnprintf(buf, PAGE_SIZE, "%pMR\n", vha->fcoe_vn_port_mac);
1495 }
1496 
1497 static ssize_t
1498 qla2x00_fabric_param_show(struct device *dev, struct device_attribute *attr,
1499     char *buf)
1500 {
1501         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1502 
1503         return scnprintf(buf, PAGE_SIZE, "%d\n", vha->hw->switch_cap);
1504 }
1505 
1506 static ssize_t
1507 qla2x00_thermal_temp_show(struct device *dev,
1508         struct device_attribute *attr, char *buf)
1509 {
1510         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1511         uint16_t temp = 0;
1512         int rc;
1513 
1514         mutex_lock(&vha->hw->optrom_mutex);
1515         if (qla2x00_chip_is_down(vha)) {
1516                 mutex_unlock(&vha->hw->optrom_mutex);
1517                 ql_log(ql_log_warn, vha, 0x70dc, "ISP reset active.\n");
1518                 goto done;
1519         }
1520 
1521         if (vha->hw->flags.eeh_busy) {
1522                 mutex_unlock(&vha->hw->optrom_mutex);
1523                 ql_log(ql_log_warn, vha, 0x70dd, "PCI EEH busy.\n");
1524                 goto done;
1525         }
1526 
1527         rc = qla2x00_get_thermal_temp(vha, &temp);
1528         mutex_unlock(&vha->hw->optrom_mutex);
1529         if (rc == QLA_SUCCESS)
1530                 return scnprintf(buf, PAGE_SIZE, "%d\n", temp);
1531 
1532 done:
1533         return scnprintf(buf, PAGE_SIZE, "\n");
1534 }
1535 
1536 static ssize_t
1537 qla2x00_fw_state_show(struct device *dev, struct device_attribute *attr,
1538     char *buf)
1539 {
1540         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1541         int rval = QLA_FUNCTION_FAILED;
1542         uint16_t state[6];
1543         uint32_t pstate;
1544 
1545         if (IS_QLAFX00(vha->hw)) {
1546                 pstate = qlafx00_fw_state_show(dev, attr, buf);
1547                 return scnprintf(buf, PAGE_SIZE, "0x%x\n", pstate);
1548         }
1549 
1550         mutex_lock(&vha->hw->optrom_mutex);
1551         if (qla2x00_chip_is_down(vha)) {
1552                 mutex_unlock(&vha->hw->optrom_mutex);
1553                 ql_log(ql_log_warn, vha, 0x707c,
1554                     "ISP reset active.\n");
1555                 goto out;
1556         } else if (vha->hw->flags.eeh_busy) {
1557                 mutex_unlock(&vha->hw->optrom_mutex);
1558                 goto out;
1559         }
1560 
1561         rval = qla2x00_get_firmware_state(vha, state);
1562         mutex_unlock(&vha->hw->optrom_mutex);
1563 out:
1564         if (rval != QLA_SUCCESS) {
1565                 memset(state, -1, sizeof(state));
1566                 rval = qla2x00_get_firmware_state(vha, state);
1567         }
1568 
1569         return scnprintf(buf, PAGE_SIZE, "0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n",
1570             state[0], state[1], state[2], state[3], state[4], state[5]);
1571 }
1572 
1573 static ssize_t
1574 qla2x00_diag_requests_show(struct device *dev,
1575         struct device_attribute *attr, char *buf)
1576 {
1577         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1578 
1579         if (!IS_BIDI_CAPABLE(vha->hw))
1580                 return scnprintf(buf, PAGE_SIZE, "\n");
1581 
1582         return scnprintf(buf, PAGE_SIZE, "%llu\n", vha->bidi_stats.io_count);
1583 }
1584 
1585 static ssize_t
1586 qla2x00_diag_megabytes_show(struct device *dev,
1587         struct device_attribute *attr, char *buf)
1588 {
1589         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1590 
1591         if (!IS_BIDI_CAPABLE(vha->hw))
1592                 return scnprintf(buf, PAGE_SIZE, "\n");
1593 
1594         return scnprintf(buf, PAGE_SIZE, "%llu\n",
1595             vha->bidi_stats.transfer_bytes >> 20);
1596 }
1597 
1598 static ssize_t
1599 qla2x00_fw_dump_size_show(struct device *dev, struct device_attribute *attr,
1600         char *buf)
1601 {
1602         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1603         struct qla_hw_data *ha = vha->hw;
1604         uint32_t size;
1605 
1606         if (!ha->fw_dumped)
1607                 size = 0;
1608         else if (IS_P3P_TYPE(ha))
1609                 size = ha->md_template_size + ha->md_dump_size;
1610         else
1611                 size = ha->fw_dump_len;
1612 
1613         return scnprintf(buf, PAGE_SIZE, "%d\n", size);
1614 }
1615 
1616 static ssize_t
1617 qla2x00_allow_cna_fw_dump_show(struct device *dev,
1618         struct device_attribute *attr, char *buf)
1619 {
1620         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1621 
1622         if (!IS_P3P_TYPE(vha->hw))
1623                 return scnprintf(buf, PAGE_SIZE, "\n");
1624         else
1625                 return scnprintf(buf, PAGE_SIZE, "%s\n",
1626                     vha->hw->allow_cna_fw_dump ? "true" : "false");
1627 }
1628 
1629 static ssize_t
1630 qla2x00_allow_cna_fw_dump_store(struct device *dev,
1631         struct device_attribute *attr, const char *buf, size_t count)
1632 {
1633         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1634         int val = 0;
1635 
1636         if (!IS_P3P_TYPE(vha->hw))
1637                 return -EINVAL;
1638 
1639         if (sscanf(buf, "%d", &val) != 1)
1640                 return -EINVAL;
1641 
1642         vha->hw->allow_cna_fw_dump = val != 0;
1643 
1644         return strlen(buf);
1645 }
1646 
1647 static ssize_t
1648 qla2x00_pep_version_show(struct device *dev, struct device_attribute *attr,
1649         char *buf)
1650 {
1651         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1652         struct qla_hw_data *ha = vha->hw;
1653 
1654         if (!IS_QLA27XX(ha) && !IS_QLA28XX(ha))
1655                 return scnprintf(buf, PAGE_SIZE, "\n");
1656 
1657         return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n",
1658             ha->pep_version[0], ha->pep_version[1], ha->pep_version[2]);
1659 }
1660 
1661 static ssize_t
1662 qla2x00_min_supported_speed_show(struct device *dev,
1663     struct device_attribute *attr, char *buf)
1664 {
1665         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1666         struct qla_hw_data *ha = vha->hw;
1667 
1668         if (!IS_QLA27XX(ha) && !IS_QLA28XX(ha))
1669                 return scnprintf(buf, PAGE_SIZE, "\n");
1670 
1671         return scnprintf(buf, PAGE_SIZE, "%s\n",
1672             ha->min_supported_speed == 6 ? "64Gps" :
1673             ha->min_supported_speed == 5 ? "32Gps" :
1674             ha->min_supported_speed == 4 ? "16Gps" :
1675             ha->min_supported_speed == 3 ? "8Gps" :
1676             ha->min_supported_speed == 2 ? "4Gps" :
1677             ha->min_supported_speed != 0 ? "unknown" : "");
1678 }
1679 
1680 static ssize_t
1681 qla2x00_max_supported_speed_show(struct device *dev,
1682     struct device_attribute *attr, char *buf)
1683 {
1684         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1685         struct qla_hw_data *ha = vha->hw;
1686 
1687         if (!IS_QLA27XX(ha) && !IS_QLA28XX(ha))
1688                 return scnprintf(buf, PAGE_SIZE, "\n");
1689 
1690         return scnprintf(buf, PAGE_SIZE, "%s\n",
1691             ha->max_supported_speed  == 2 ? "64Gps" :
1692             ha->max_supported_speed  == 1 ? "32Gps" :
1693             ha->max_supported_speed  == 0 ? "16Gps" : "unknown");
1694 }
1695 
1696 static ssize_t
1697 qla2x00_port_speed_store(struct device *dev, struct device_attribute *attr,
1698     const char *buf, size_t count)
1699 {
1700         struct scsi_qla_host *vha = shost_priv(dev_to_shost(dev));
1701         ulong type, speed;
1702         int oldspeed, rval;
1703         int mode = QLA_SET_DATA_RATE_LR;
1704         struct qla_hw_data *ha = vha->hw;
1705 
1706         if (!IS_QLA27XX(ha) && !IS_QLA28XX(ha)) {
1707                 ql_log(ql_log_warn, vha, 0x70d8,
1708                     "Speed setting not supported \n");
1709                 return -EINVAL;
1710         }
1711 
1712         rval = kstrtol(buf, 10, &type);
1713         if (rval)
1714                 return rval;
1715         speed = type;
1716         if (type == 40 || type == 80 || type == 160 ||
1717             type == 320) {
1718                 ql_dbg(ql_dbg_user, vha, 0x70d9,
1719                     "Setting will be affected after a loss of sync\n");
1720                 type = type/10;
1721                 mode = QLA_SET_DATA_RATE_NOLR;
1722         }
1723 
1724         oldspeed = ha->set_data_rate;
1725 
1726         switch (type) {
1727         case 0:
1728                 ha->set_data_rate = PORT_SPEED_AUTO;
1729                 break;
1730         case 4:
1731                 ha->set_data_rate = PORT_SPEED_4GB;
1732                 break;
1733         case 8:
1734                 ha->set_data_rate = PORT_SPEED_8GB;
1735                 break;
1736         case 16:
1737                 ha->set_data_rate = PORT_SPEED_16GB;
1738                 break;
1739         case 32:
1740                 ha->set_data_rate = PORT_SPEED_32GB;
1741                 break;
1742         default:
1743                 ql_log(ql_log_warn, vha, 0x1199,
1744                     "Unrecognized speed setting:%lx. Setting Autoneg\n",
1745                     speed);
1746                 ha->set_data_rate = PORT_SPEED_AUTO;
1747         }
1748 
1749         if (qla2x00_chip_is_down(vha) || (oldspeed == ha->set_data_rate))
1750                 return -EINVAL;
1751 
1752         ql_log(ql_log_info, vha, 0x70da,
1753             "Setting speed to %lx Gbps \n", type);
1754 
1755         rval = qla2x00_set_data_rate(vha, mode);
1756         if (rval != QLA_SUCCESS)
1757                 return -EIO;
1758 
1759         return strlen(buf);
1760 }
1761 
1762 static ssize_t
1763 qla2x00_port_speed_show(struct device *dev, struct device_attribute *attr,
1764     char *buf)
1765 {
1766         struct scsi_qla_host *vha = shost_priv(dev_to_shost(dev));
1767         struct qla_hw_data *ha = vha->hw;
1768         ssize_t rval;
1769         char *spd[7] = {"0", "0", "0", "4", "8", "16", "32"};
1770 
1771         rval = qla2x00_get_data_rate(vha);
1772         if (rval != QLA_SUCCESS) {
1773                 ql_log(ql_log_warn, vha, 0x70db,
1774                     "Unable to get port speed rval:%zd\n", rval);
1775                 return -EINVAL;
1776         }
1777 
1778         return scnprintf(buf, PAGE_SIZE, "%s\n", spd[ha->link_data_rate]);
1779 }
1780 
1781 /* ----- */
1782 
1783 static ssize_t
1784 qlini_mode_show(struct device *dev, struct device_attribute *attr, char *buf)
1785 {
1786         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
1787         int len = 0;
1788 
1789         len += scnprintf(buf + len, PAGE_SIZE-len,
1790             "Supported options: enabled | disabled | dual | exclusive\n");
1791 
1792         /* --- */
1793         len += scnprintf(buf + len, PAGE_SIZE-len, "Current selection: ");
1794 
1795         switch (vha->qlini_mode) {
1796         case QLA2XXX_INI_MODE_EXCLUSIVE:
1797                 len += scnprintf(buf + len, PAGE_SIZE-len,
1798                     QLA2XXX_INI_MODE_STR_EXCLUSIVE);
1799                 break;
1800         case QLA2XXX_INI_MODE_DISABLED:
1801                 len += scnprintf(buf + len, PAGE_SIZE-len,
1802                     QLA2XXX_INI_MODE_STR_DISABLED);
1803                 break;
1804         case QLA2XXX_INI_MODE_ENABLED:
1805                 len += scnprintf(buf + len, PAGE_SIZE-len,
1806                     QLA2XXX_INI_MODE_STR_ENABLED);
1807                 break;
1808         case QLA2XXX_INI_MODE_DUAL:
1809                 len += scnprintf(buf + len, PAGE_SIZE-len,
1810                     QLA2XXX_INI_MODE_STR_DUAL);
1811                 break;
1812         }
1813         len += scnprintf(buf + len, PAGE_SIZE-len, "\n");
1814 
1815         return len;
1816 }
1817 
1818 static char *mode_to_str[] = {
1819         "exclusive",
1820         "disabled",
1821         "enabled",
1822         "dual",
1823 };
1824 
1825 #define NEED_EXCH_OFFLOAD(_exchg) ((_exchg) > FW_DEF_EXCHANGES_CNT)
1826 static int qla_set_ini_mode(scsi_qla_host_t *vha, int op)
1827 {
1828         int rc = 0;
1829         enum {
1830                 NO_ACTION,
1831                 MODE_CHANGE_ACCEPT,
1832                 MODE_CHANGE_NO_ACTION,
1833                 TARGET_STILL_ACTIVE,
1834         };
1835         int action = NO_ACTION;
1836         int set_mode = 0;
1837         u8  eo_toggle = 0;      /* exchange offload flipped */
1838 
1839         switch (vha->qlini_mode) {
1840         case QLA2XXX_INI_MODE_DISABLED:
1841                 switch (op) {
1842                 case QLA2XXX_INI_MODE_DISABLED:
1843                         if (qla_tgt_mode_enabled(vha)) {
1844                                 if (NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld) !=
1845                                     vha->hw->flags.exchoffld_enabled)
1846                                         eo_toggle = 1;
1847                                 if (((vha->ql2xexchoffld !=
1848                                     vha->u_ql2xexchoffld) &&
1849                                     NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld)) ||
1850                                     eo_toggle) {
1851                                         /*
1852                                          * The number of exchange to be offload
1853                                          * was tweaked or offload option was
1854                                          * flipped
1855                                          */
1856                                         action = MODE_CHANGE_ACCEPT;
1857                                 } else {
1858                                         action = MODE_CHANGE_NO_ACTION;
1859                                 }
1860                         } else {
1861                                 action = MODE_CHANGE_NO_ACTION;
1862                         }
1863                         break;
1864                 case QLA2XXX_INI_MODE_EXCLUSIVE:
1865                         if (qla_tgt_mode_enabled(vha)) {
1866                                 if (NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld) !=
1867                                     vha->hw->flags.exchoffld_enabled)
1868                                         eo_toggle = 1;
1869                                 if (((vha->ql2xexchoffld !=
1870                                     vha->u_ql2xexchoffld) &&
1871                                     NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld)) ||
1872                                     eo_toggle) {
1873                                         /*
1874                                          * The number of exchange to be offload
1875                                          * was tweaked or offload option was
1876                                          * flipped
1877                                          */
1878                                         action = MODE_CHANGE_ACCEPT;
1879                                 } else {
1880                                         action = MODE_CHANGE_NO_ACTION;
1881                                 }
1882                         } else {
1883                                 action = MODE_CHANGE_ACCEPT;
1884                         }
1885                         break;
1886                 case QLA2XXX_INI_MODE_DUAL:
1887                         action = MODE_CHANGE_ACCEPT;
1888                         /* active_mode is target only, reset it to dual */
1889                         if (qla_tgt_mode_enabled(vha)) {
1890                                 set_mode = 1;
1891                                 action = MODE_CHANGE_ACCEPT;
1892                         } else {
1893                                 action = MODE_CHANGE_NO_ACTION;
1894                         }
1895                         break;
1896 
1897                 case QLA2XXX_INI_MODE_ENABLED:
1898                         if (qla_tgt_mode_enabled(vha))
1899                                 action = TARGET_STILL_ACTIVE;
1900                         else {
1901                                 action = MODE_CHANGE_ACCEPT;
1902                                 set_mode = 1;
1903                         }
1904                         break;
1905                 }
1906                 break;
1907 
1908         case QLA2XXX_INI_MODE_EXCLUSIVE:
1909                 switch (op) {
1910                 case QLA2XXX_INI_MODE_EXCLUSIVE:
1911                         if (qla_tgt_mode_enabled(vha)) {
1912                                 if (NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld) !=
1913                                     vha->hw->flags.exchoffld_enabled)
1914                                         eo_toggle = 1;
1915                                 if (((vha->ql2xexchoffld !=
1916                                     vha->u_ql2xexchoffld) &&
1917                                     NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld)) ||
1918                                     eo_toggle)
1919                                         /*
1920                                          * The number of exchange to be offload
1921                                          * was tweaked or offload option was
1922                                          * flipped
1923                                          */
1924                                         action = MODE_CHANGE_ACCEPT;
1925                                 else
1926                                         action = NO_ACTION;
1927                         } else
1928                                 action = NO_ACTION;
1929 
1930                         break;
1931 
1932                 case QLA2XXX_INI_MODE_DISABLED:
1933                         if (qla_tgt_mode_enabled(vha)) {
1934                                 if (NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld) !=
1935                                     vha->hw->flags.exchoffld_enabled)
1936                                         eo_toggle = 1;
1937                                 if (((vha->ql2xexchoffld !=
1938                                       vha->u_ql2xexchoffld) &&
1939                                     NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld)) ||
1940                                     eo_toggle)
1941                                         action = MODE_CHANGE_ACCEPT;
1942                                 else
1943                                         action = MODE_CHANGE_NO_ACTION;
1944                         } else
1945                                 action = MODE_CHANGE_NO_ACTION;
1946                         break;
1947 
1948                 case QLA2XXX_INI_MODE_DUAL: /* exclusive -> dual */
1949                         if (qla_tgt_mode_enabled(vha)) {
1950                                 action = MODE_CHANGE_ACCEPT;
1951                                 set_mode = 1;
1952                         } else
1953                                 action = MODE_CHANGE_ACCEPT;
1954                         break;
1955 
1956                 case QLA2XXX_INI_MODE_ENABLED:
1957                         if (qla_tgt_mode_enabled(vha))
1958                                 action = TARGET_STILL_ACTIVE;
1959                         else {
1960                                 if (vha->hw->flags.fw_started)
1961                                         action = MODE_CHANGE_NO_ACTION;
1962                                 else
1963                                         action = MODE_CHANGE_ACCEPT;
1964                         }
1965                         break;
1966                 }
1967                 break;
1968 
1969         case QLA2XXX_INI_MODE_ENABLED:
1970                 switch (op) {
1971                 case QLA2XXX_INI_MODE_ENABLED:
1972                         if (NEED_EXCH_OFFLOAD(vha->u_ql2xiniexchg) !=
1973                             vha->hw->flags.exchoffld_enabled)
1974                                 eo_toggle = 1;
1975                         if (((vha->ql2xiniexchg != vha->u_ql2xiniexchg) &&
1976                                 NEED_EXCH_OFFLOAD(vha->u_ql2xiniexchg)) ||
1977                             eo_toggle)
1978                                 action = MODE_CHANGE_ACCEPT;
1979                         else
1980                                 action = NO_ACTION;
1981                         break;
1982                 case QLA2XXX_INI_MODE_DUAL:
1983                 case QLA2XXX_INI_MODE_DISABLED:
1984                         action = MODE_CHANGE_ACCEPT;
1985                         break;
1986                 default:
1987                         action = MODE_CHANGE_NO_ACTION;
1988                         break;
1989                 }
1990                 break;
1991 
1992         case QLA2XXX_INI_MODE_DUAL:
1993                 switch (op) {
1994                 case QLA2XXX_INI_MODE_DUAL:
1995                         if (qla_tgt_mode_enabled(vha) ||
1996                             qla_dual_mode_enabled(vha)) {
1997                                 if (NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld +
1998                                         vha->u_ql2xiniexchg) !=
1999                                     vha->hw->flags.exchoffld_enabled)
2000                                         eo_toggle = 1;
2001 
2002                                 if ((((vha->ql2xexchoffld +
2003                                        vha->ql2xiniexchg) !=
2004                                     (vha->u_ql2xiniexchg +
2005                                      vha->u_ql2xexchoffld)) &&
2006                                     NEED_EXCH_OFFLOAD(vha->u_ql2xiniexchg +
2007                                         vha->u_ql2xexchoffld)) || eo_toggle)
2008                                         action = MODE_CHANGE_ACCEPT;
2009                                 else
2010                                         action = NO_ACTION;
2011                         } else {
2012                                 if (NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld +
2013                                         vha->u_ql2xiniexchg) !=
2014                                     vha->hw->flags.exchoffld_enabled)
2015                                         eo_toggle = 1;
2016 
2017                                 if ((((vha->ql2xexchoffld + vha->ql2xiniexchg)
2018                                     != (vha->u_ql2xiniexchg +
2019                                         vha->u_ql2xexchoffld)) &&
2020                                     NEED_EXCH_OFFLOAD(vha->u_ql2xiniexchg +
2021                                         vha->u_ql2xexchoffld)) || eo_toggle)
2022                                         action = MODE_CHANGE_NO_ACTION;
2023                                 else
2024                                         action = NO_ACTION;
2025                         }
2026                         break;
2027 
2028                 case QLA2XXX_INI_MODE_DISABLED:
2029                         if (qla_tgt_mode_enabled(vha) ||
2030                             qla_dual_mode_enabled(vha)) {
2031                                 /* turning off initiator mode */
2032                                 set_mode = 1;
2033                                 action = MODE_CHANGE_ACCEPT;
2034                         } else {
2035                                 action = MODE_CHANGE_NO_ACTION;
2036                         }
2037                         break;
2038 
2039                 case QLA2XXX_INI_MODE_EXCLUSIVE:
2040                         if (qla_tgt_mode_enabled(vha) ||
2041                             qla_dual_mode_enabled(vha)) {
2042                                 set_mode = 1;
2043                                 action = MODE_CHANGE_ACCEPT;
2044                         } else {
2045                                 action = MODE_CHANGE_ACCEPT;
2046                         }
2047                         break;
2048 
2049                 case QLA2XXX_INI_MODE_ENABLED:
2050                         if (qla_tgt_mode_enabled(vha) ||
2051                             qla_dual_mode_enabled(vha)) {
2052                                 action = TARGET_STILL_ACTIVE;
2053                         } else {
2054                                 action = MODE_CHANGE_ACCEPT;
2055                         }
2056                 }
2057                 break;
2058         }
2059 
2060         switch (action) {
2061         case MODE_CHANGE_ACCEPT:
2062                 ql_log(ql_log_warn, vha, 0xffff,
2063                     "Mode change accepted. From %s to %s, Tgt exchg %d|%d. ini exchg %d|%d\n",
2064                     mode_to_str[vha->qlini_mode], mode_to_str[op],
2065                     vha->ql2xexchoffld, vha->u_ql2xexchoffld,
2066                     vha->ql2xiniexchg, vha->u_ql2xiniexchg);
2067 
2068                 vha->qlini_mode = op;
2069                 vha->ql2xexchoffld = vha->u_ql2xexchoffld;
2070                 vha->ql2xiniexchg = vha->u_ql2xiniexchg;
2071                 if (set_mode)
2072                         qlt_set_mode(vha);
2073                 vha->flags.online = 1;
2074                 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
2075                 break;
2076 
2077         case MODE_CHANGE_NO_ACTION:
2078                 ql_log(ql_log_warn, vha, 0xffff,
2079                     "Mode is set. No action taken. From %s to %s, Tgt exchg %d|%d. ini exchg %d|%d\n",
2080                     mode_to_str[vha->qlini_mode], mode_to_str[op],
2081                     vha->ql2xexchoffld, vha->u_ql2xexchoffld,
2082                     vha->ql2xiniexchg, vha->u_ql2xiniexchg);
2083                 vha->qlini_mode = op;
2084                 vha->ql2xexchoffld = vha->u_ql2xexchoffld;
2085                 vha->ql2xiniexchg = vha->u_ql2xiniexchg;
2086                 break;
2087 
2088         case TARGET_STILL_ACTIVE:
2089                 ql_log(ql_log_warn, vha, 0xffff,
2090                     "Target Mode is active. Unable to change Mode.\n");
2091                 break;
2092 
2093         case NO_ACTION:
2094         default:
2095                 ql_log(ql_log_warn, vha, 0xffff,
2096                     "Mode unchange. No action taken. %d|%d pct %d|%d.\n",
2097                     vha->qlini_mode, op,
2098                     vha->ql2xexchoffld, vha->u_ql2xexchoffld);
2099                 break;
2100         }
2101 
2102         return rc;
2103 }
2104 
2105 static ssize_t
2106 qlini_mode_store(struct device *dev, struct device_attribute *attr,
2107     const char *buf, size_t count)
2108 {
2109         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
2110         int ini;
2111 
2112         if (!buf)
2113                 return -EINVAL;
2114 
2115         if (strncasecmp(QLA2XXX_INI_MODE_STR_EXCLUSIVE, buf,
2116                 strlen(QLA2XXX_INI_MODE_STR_EXCLUSIVE)) == 0)
2117                 ini = QLA2XXX_INI_MODE_EXCLUSIVE;
2118         else if (strncasecmp(QLA2XXX_INI_MODE_STR_DISABLED, buf,
2119                 strlen(QLA2XXX_INI_MODE_STR_DISABLED)) == 0)
2120                 ini = QLA2XXX_INI_MODE_DISABLED;
2121         else if (strncasecmp(QLA2XXX_INI_MODE_STR_ENABLED, buf,
2122                   strlen(QLA2XXX_INI_MODE_STR_ENABLED)) == 0)
2123                 ini = QLA2XXX_INI_MODE_ENABLED;
2124         else if (strncasecmp(QLA2XXX_INI_MODE_STR_DUAL, buf,
2125                 strlen(QLA2XXX_INI_MODE_STR_DUAL)) == 0)
2126                 ini = QLA2XXX_INI_MODE_DUAL;
2127         else
2128                 return -EINVAL;
2129 
2130         qla_set_ini_mode(vha, ini);
2131         return strlen(buf);
2132 }
2133 
2134 static ssize_t
2135 ql2xexchoffld_show(struct device *dev, struct device_attribute *attr,
2136     char *buf)
2137 {
2138         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
2139         int len = 0;
2140 
2141         len += scnprintf(buf + len, PAGE_SIZE-len,
2142                 "target exchange: new %d : current: %d\n\n",
2143                 vha->u_ql2xexchoffld, vha->ql2xexchoffld);
2144 
2145         len += scnprintf(buf + len, PAGE_SIZE-len,
2146             "Please (re)set operating mode via \"/sys/class/scsi_host/host%ld/qlini_mode\" to load new setting.\n",
2147             vha->host_no);
2148 
2149         return len;
2150 }
2151 
2152 static ssize_t
2153 ql2xexchoffld_store(struct device *dev, struct device_attribute *attr,
2154     const char *buf, size_t count)
2155 {
2156         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
2157         int val = 0;
2158 
2159         if (sscanf(buf, "%d", &val) != 1)
2160                 return -EINVAL;
2161 
2162         if (val > FW_MAX_EXCHANGES_CNT)
2163                 val = FW_MAX_EXCHANGES_CNT;
2164         else if (val < 0)
2165                 val = 0;
2166 
2167         vha->u_ql2xexchoffld = val;
2168         return strlen(buf);
2169 }
2170 
2171 static ssize_t
2172 ql2xiniexchg_show(struct device *dev, struct device_attribute *attr,
2173     char *buf)
2174 {
2175         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
2176         int len = 0;
2177 
2178         len += scnprintf(buf + len, PAGE_SIZE-len,
2179                 "target exchange: new %d : current: %d\n\n",
2180                 vha->u_ql2xiniexchg, vha->ql2xiniexchg);
2181 
2182         len += scnprintf(buf + len, PAGE_SIZE-len,
2183             "Please (re)set operating mode via \"/sys/class/scsi_host/host%ld/qlini_mode\" to load new setting.\n",
2184             vha->host_no);
2185 
2186         return len;
2187 }
2188 
2189 static ssize_t
2190 ql2xiniexchg_store(struct device *dev, struct device_attribute *attr,
2191     const char *buf, size_t count)
2192 {
2193         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
2194         int val = 0;
2195 
2196         if (sscanf(buf, "%d", &val) != 1)
2197                 return -EINVAL;
2198 
2199         if (val > FW_MAX_EXCHANGES_CNT)
2200                 val = FW_MAX_EXCHANGES_CNT;
2201         else if (val < 0)
2202                 val = 0;
2203 
2204         vha->u_ql2xiniexchg = val;
2205         return strlen(buf);
2206 }
2207 
2208 static ssize_t
2209 qla2x00_dif_bundle_statistics_show(struct device *dev,
2210     struct device_attribute *attr, char *buf)
2211 {
2212         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
2213         struct qla_hw_data *ha = vha->hw;
2214 
2215         return scnprintf(buf, PAGE_SIZE,
2216             "cross=%llu read=%llu write=%llu kalloc=%llu dma_alloc=%llu unusable=%u\n",
2217             ha->dif_bundle_crossed_pages, ha->dif_bundle_reads,
2218             ha->dif_bundle_writes, ha->dif_bundle_kallocs,
2219             ha->dif_bundle_dma_allocs, ha->pool.unusable.count);
2220 }
2221 
2222 static ssize_t
2223 qla2x00_fw_attr_show(struct device *dev,
2224     struct device_attribute *attr, char *buf)
2225 {
2226         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
2227         struct qla_hw_data *ha = vha->hw;
2228 
2229         if (!IS_QLA27XX(ha) && !IS_QLA28XX(ha))
2230                 return scnprintf(buf, PAGE_SIZE, "\n");
2231 
2232         return scnprintf(buf, PAGE_SIZE, "%llx\n",
2233             (uint64_t)ha->fw_attributes_ext[1] << 48 |
2234             (uint64_t)ha->fw_attributes_ext[0] << 32 |
2235             (uint64_t)ha->fw_attributes_h << 16 |
2236             (uint64_t)ha->fw_attributes);
2237 }
2238 
2239 static ssize_t
2240 qla2x00_port_no_show(struct device *dev, struct device_attribute *attr,
2241     char *buf)
2242 {
2243         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
2244 
2245         return scnprintf(buf, PAGE_SIZE, "%u\n", vha->hw->port_no);
2246 }
2247 
2248 static DEVICE_ATTR(driver_version, S_IRUGO, qla2x00_driver_version_show, NULL);
2249 static DEVICE_ATTR(fw_version, S_IRUGO, qla2x00_fw_version_show, NULL);
2250 static DEVICE_ATTR(serial_num, S_IRUGO, qla2x00_serial_num_show, NULL);
2251 static DEVICE_ATTR(isp_name, S_IRUGO, qla2x00_isp_name_show, NULL);
2252 static DEVICE_ATTR(isp_id, S_IRUGO, qla2x00_isp_id_show, NULL);
2253 static DEVICE_ATTR(model_name, S_IRUGO, qla2x00_model_name_show, NULL);
2254 static DEVICE_ATTR(model_desc, S_IRUGO, qla2x00_model_desc_show, NULL);
2255 static DEVICE_ATTR(pci_info, S_IRUGO, qla2x00_pci_info_show, NULL);
2256 static DEVICE_ATTR(link_state, S_IRUGO, qla2x00_link_state_show, NULL);
2257 static DEVICE_ATTR(zio, S_IRUGO | S_IWUSR, qla2x00_zio_show, qla2x00_zio_store);
2258 static DEVICE_ATTR(zio_timer, S_IRUGO | S_IWUSR, qla2x00_zio_timer_show,
2259                    qla2x00_zio_timer_store);
2260 static DEVICE_ATTR(beacon, S_IRUGO | S_IWUSR, qla2x00_beacon_show,
2261                    qla2x00_beacon_store);
2262 static DEVICE_ATTR(optrom_bios_version, S_IRUGO,
2263                    qla2x00_optrom_bios_version_show, NULL);
2264 static DEVICE_ATTR(optrom_efi_version, S_IRUGO,
2265                    qla2x00_optrom_efi_version_show, NULL);
2266 static DEVICE_ATTR(optrom_fcode_version, S_IRUGO,
2267                    qla2x00_optrom_fcode_version_show, NULL);
2268 static DEVICE_ATTR(optrom_fw_version, S_IRUGO, qla2x00_optrom_fw_version_show,
2269                    NULL);
2270 static DEVICE_ATTR(optrom_gold_fw_version, S_IRUGO,
2271     qla2x00_optrom_gold_fw_version_show, NULL);
2272 static DEVICE_ATTR(84xx_fw_version, S_IRUGO, qla24xx_84xx_fw_version_show,
2273                    NULL);
2274 static DEVICE_ATTR(total_isp_aborts, S_IRUGO, qla2x00_total_isp_aborts_show,
2275                    NULL);
2276 static DEVICE_ATTR(serdes_version, 0444, qla2x00_serdes_version_show, NULL);
2277 static DEVICE_ATTR(mpi_version, S_IRUGO, qla2x00_mpi_version_show, NULL);
2278 static DEVICE_ATTR(phy_version, S_IRUGO, qla2x00_phy_version_show, NULL);
2279 static DEVICE_ATTR(flash_block_size, S_IRUGO, qla2x00_flash_block_size_show,
2280                    NULL);
2281 static DEVICE_ATTR(vlan_id, S_IRUGO, qla2x00_vlan_id_show, NULL);
2282 static DEVICE_ATTR(vn_port_mac_address, S_IRUGO,
2283                    qla2x00_vn_port_mac_address_show, NULL);
2284 static DEVICE_ATTR(fabric_param, S_IRUGO, qla2x00_fabric_param_show, NULL);
2285 static DEVICE_ATTR(fw_state, S_IRUGO, qla2x00_fw_state_show, NULL);
2286 static DEVICE_ATTR(thermal_temp, S_IRUGO, qla2x00_thermal_temp_show, NULL);
2287 static DEVICE_ATTR(diag_requests, S_IRUGO, qla2x00_diag_requests_show, NULL);
2288 static DEVICE_ATTR(diag_megabytes, S_IRUGO, qla2x00_diag_megabytes_show, NULL);
2289 static DEVICE_ATTR(fw_dump_size, S_IRUGO, qla2x00_fw_dump_size_show, NULL);
2290 static DEVICE_ATTR(allow_cna_fw_dump, S_IRUGO | S_IWUSR,
2291                    qla2x00_allow_cna_fw_dump_show,
2292                    qla2x00_allow_cna_fw_dump_store);
2293 static DEVICE_ATTR(pep_version, S_IRUGO, qla2x00_pep_version_show, NULL);
2294 static DEVICE_ATTR(min_supported_speed, 0444,
2295                    qla2x00_min_supported_speed_show, NULL);
2296 static DEVICE_ATTR(max_supported_speed, 0444,
2297                    qla2x00_max_supported_speed_show, NULL);
2298 static DEVICE_ATTR(zio_threshold, 0644,
2299     qla_zio_threshold_show,
2300     qla_zio_threshold_store);
2301 static DEVICE_ATTR_RW(qlini_mode);
2302 static DEVICE_ATTR_RW(ql2xexchoffld);
2303 static DEVICE_ATTR_RW(ql2xiniexchg);
2304 static DEVICE_ATTR(dif_bundle_statistics, 0444,
2305     qla2x00_dif_bundle_statistics_show, NULL);
2306 static DEVICE_ATTR(port_speed, 0644, qla2x00_port_speed_show,
2307     qla2x00_port_speed_store);
2308 static DEVICE_ATTR(port_no, 0444, qla2x00_port_no_show, NULL);
2309 static DEVICE_ATTR(fw_attr, 0444, qla2x00_fw_attr_show, NULL);
2310 
2311 
2312 struct device_attribute *qla2x00_host_attrs[] = {
2313         &dev_attr_driver_version,
2314         &dev_attr_fw_version,
2315         &dev_attr_serial_num,
2316         &dev_attr_isp_name,
2317         &dev_attr_isp_id,
2318         &dev_attr_model_name,
2319         &dev_attr_model_desc,
2320         &dev_attr_pci_info,
2321         &dev_attr_link_state,
2322         &dev_attr_zio,
2323         &dev_attr_zio_timer,
2324         &dev_attr_beacon,
2325         &dev_attr_optrom_bios_version,
2326         &dev_attr_optrom_efi_version,
2327         &dev_attr_optrom_fcode_version,
2328         &dev_attr_optrom_fw_version,
2329         &dev_attr_84xx_fw_version,
2330         &dev_attr_total_isp_aborts,
2331         &dev_attr_serdes_version,
2332         &dev_attr_mpi_version,
2333         &dev_attr_phy_version,
2334         &dev_attr_flash_block_size,
2335         &dev_attr_vlan_id,
2336         &dev_attr_vn_port_mac_address,
2337         &dev_attr_fabric_param,
2338         &dev_attr_fw_state,
2339         &dev_attr_optrom_gold_fw_version,
2340         &dev_attr_thermal_temp,
2341         &dev_attr_diag_requests,
2342         &dev_attr_diag_megabytes,
2343         &dev_attr_fw_dump_size,
2344         &dev_attr_allow_cna_fw_dump,
2345         &dev_attr_pep_version,
2346         &dev_attr_min_supported_speed,
2347         &dev_attr_max_supported_speed,
2348         &dev_attr_zio_threshold,
2349         &dev_attr_dif_bundle_statistics,
2350         &dev_attr_port_speed,
2351         &dev_attr_port_no,
2352         &dev_attr_fw_attr,
2353         NULL, /* reserve for qlini_mode */
2354         NULL, /* reserve for ql2xiniexchg */
2355         NULL, /* reserve for ql2xexchoffld */
2356         NULL,
2357 };
2358 
2359 void qla_insert_tgt_attrs(void)
2360 {
2361         struct device_attribute **attr;
2362 
2363         /* advance to empty slot */
2364         for (attr = &qla2x00_host_attrs[0]; *attr; ++attr)
2365                 continue;
2366 
2367         *attr = &dev_attr_qlini_mode;
2368         attr++;
2369         *attr = &dev_attr_ql2xiniexchg;
2370         attr++;
2371         *attr = &dev_attr_ql2xexchoffld;
2372 }
2373 
2374 /* Host attributes. */
2375 
2376 static void
2377 qla2x00_get_host_port_id(struct Scsi_Host *shost)
2378 {
2379         scsi_qla_host_t *vha = shost_priv(shost);
2380 
2381         fc_host_port_id(shost) = vha->d_id.b.domain << 16 |
2382             vha->d_id.b.area << 8 | vha->d_id.b.al_pa;
2383 }
2384 
2385 static void
2386 qla2x00_get_host_speed(struct Scsi_Host *shost)
2387 {
2388         scsi_qla_host_t *vha = shost_priv(shost);
2389         u32 speed;
2390 
2391         if (IS_QLAFX00(vha->hw)) {
2392                 qlafx00_get_host_speed(shost);
2393                 return;
2394         }
2395 
2396         switch (vha->hw->link_data_rate) {
2397         case PORT_SPEED_1GB:
2398                 speed = FC_PORTSPEED_1GBIT;
2399                 break;
2400         case PORT_SPEED_2GB:
2401                 speed = FC_PORTSPEED_2GBIT;
2402                 break;
2403         case PORT_SPEED_4GB:
2404                 speed = FC_PORTSPEED_4GBIT;
2405                 break;
2406         case PORT_SPEED_8GB:
2407                 speed = FC_PORTSPEED_8GBIT;
2408                 break;
2409         case PORT_SPEED_10GB:
2410                 speed = FC_PORTSPEED_10GBIT;
2411                 break;
2412         case PORT_SPEED_16GB:
2413                 speed = FC_PORTSPEED_16GBIT;
2414                 break;
2415         case PORT_SPEED_32GB:
2416                 speed = FC_PORTSPEED_32GBIT;
2417                 break;
2418         case PORT_SPEED_64GB:
2419                 speed = FC_PORTSPEED_64GBIT;
2420                 break;
2421         default:
2422                 speed = FC_PORTSPEED_UNKNOWN;
2423                 break;
2424         }
2425 
2426         fc_host_speed(shost) = speed;
2427 }
2428 
2429 static void
2430 qla2x00_get_host_port_type(struct Scsi_Host *shost)
2431 {
2432         scsi_qla_host_t *vha = shost_priv(shost);
2433         uint32_t port_type;
2434 
2435         if (vha->vp_idx) {
2436                 fc_host_port_type(shost) = FC_PORTTYPE_NPIV;
2437                 return;
2438         }
2439         switch (vha->hw->current_topology) {
2440         case ISP_CFG_NL:
2441                 port_type = FC_PORTTYPE_LPORT;
2442                 break;
2443         case ISP_CFG_FL:
2444                 port_type = FC_PORTTYPE_NLPORT;
2445                 break;
2446         case ISP_CFG_N:
2447                 port_type = FC_PORTTYPE_PTP;
2448                 break;
2449         case ISP_CFG_F:
2450                 port_type = FC_PORTTYPE_NPORT;
2451                 break;
2452         default:
2453                 port_type = FC_PORTTYPE_UNKNOWN;
2454                 break;
2455         }
2456 
2457         fc_host_port_type(shost) = port_type;
2458 }
2459 
2460 static void
2461 qla2x00_get_starget_node_name(struct scsi_target *starget)
2462 {
2463         struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
2464         scsi_qla_host_t *vha = shost_priv(host);
2465         fc_port_t *fcport;
2466         u64 node_name = 0;
2467 
2468         list_for_each_entry(fcport, &vha->vp_fcports, list) {
2469                 if (fcport->rport &&
2470                     starget->id == fcport->rport->scsi_target_id) {
2471                         node_name = wwn_to_u64(fcport->node_name);
2472                         break;
2473                 }
2474         }
2475 
2476         fc_starget_node_name(starget) = node_name;
2477 }
2478 
2479 static void
2480 qla2x00_get_starget_port_name(struct scsi_target *starget)
2481 {
2482         struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
2483         scsi_qla_host_t *vha = shost_priv(host);
2484         fc_port_t *fcport;
2485         u64 port_name = 0;
2486 
2487         list_for_each_entry(fcport, &vha->vp_fcports, list) {
2488                 if (fcport->rport &&
2489                     starget->id == fcport->rport->scsi_target_id) {
2490                         port_name = wwn_to_u64(fcport->port_name);
2491                         break;
2492                 }
2493         }
2494 
2495         fc_starget_port_name(starget) = port_name;
2496 }
2497 
2498 static void
2499 qla2x00_get_starget_port_id(struct scsi_target *starget)
2500 {
2501         struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
2502         scsi_qla_host_t *vha = shost_priv(host);
2503         fc_port_t *fcport;
2504         uint32_t port_id = ~0U;
2505 
2506         list_for_each_entry(fcport, &vha->vp_fcports, list) {
2507                 if (fcport->rport &&
2508                     starget->id == fcport->rport->scsi_target_id) {
2509                         port_id = fcport->d_id.b.domain << 16 |
2510                             fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa;
2511                         break;
2512                 }
2513         }
2514 
2515         fc_starget_port_id(starget) = port_id;
2516 }
2517 
2518 static inline void
2519 qla2x00_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout)
2520 {
2521         rport->dev_loss_tmo = timeout ? timeout : 1;
2522 }
2523 
2524 static void
2525 qla2x00_dev_loss_tmo_callbk(struct fc_rport *rport)
2526 {
2527         struct Scsi_Host *host = rport_to_shost(rport);
2528         fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
2529         unsigned long flags;
2530 
2531         if (!fcport)
2532                 return;
2533 
2534         /* Now that the rport has been deleted, set the fcport state to
2535            FCS_DEVICE_DEAD */
2536         qla2x00_set_fcport_state(fcport, FCS_DEVICE_DEAD);
2537 
2538         /*
2539          * Transport has effectively 'deleted' the rport, clear
2540          * all local references.
2541          */
2542         spin_lock_irqsave(host->host_lock, flags);
2543         fcport->rport = fcport->drport = NULL;
2544         *((fc_port_t **)rport->dd_data) = NULL;
2545         spin_unlock_irqrestore(host->host_lock, flags);
2546 
2547         if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
2548                 return;
2549 
2550         if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
2551                 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
2552                 return;
2553         }
2554 }
2555 
2556 static void
2557 qla2x00_terminate_rport_io(struct fc_rport *rport)
2558 {
2559         fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
2560 
2561         if (!fcport)
2562                 return;
2563 
2564         if (test_bit(UNLOADING, &fcport->vha->dpc_flags))
2565                 return;
2566 
2567         if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
2568                 return;
2569 
2570         if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
2571                 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
2572                 return;
2573         }
2574         /*
2575          * At this point all fcport's software-states are cleared.  Perform any
2576          * final cleanup of firmware resources (PCBs and XCBs).
2577          */
2578         if (fcport->loop_id != FC_NO_LOOP_ID) {
2579                 if (IS_FWI2_CAPABLE(fcport->vha->hw))
2580                         fcport->vha->hw->isp_ops->fabric_logout(fcport->vha,
2581                             fcport->loop_id, fcport->d_id.b.domain,
2582                             fcport->d_id.b.area, fcport->d_id.b.al_pa);
2583                 else
2584                         qla2x00_port_logout(fcport->vha, fcport);
2585         }
2586 }
2587 
2588 static int
2589 qla2x00_issue_lip(struct Scsi_Host *shost)
2590 {
2591         scsi_qla_host_t *vha = shost_priv(shost);
2592 
2593         if (IS_QLAFX00(vha->hw))
2594                 return 0;
2595 
2596         qla2x00_loop_reset(vha);
2597         return 0;
2598 }
2599 
2600 static struct fc_host_statistics *
2601 qla2x00_get_fc_host_stats(struct Scsi_Host *shost)
2602 {
2603         scsi_qla_host_t *vha = shost_priv(shost);
2604         struct qla_hw_data *ha = vha->hw;
2605         struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
2606         int rval;
2607         struct link_statistics *stats;
2608         dma_addr_t stats_dma;
2609         struct fc_host_statistics *p = &vha->fc_host_stat;
2610 
2611         memset(p, -1, sizeof(*p));
2612 
2613         if (IS_QLAFX00(vha->hw))
2614                 goto done;
2615 
2616         if (test_bit(UNLOADING, &vha->dpc_flags))
2617                 goto done;
2618 
2619         if (unlikely(pci_channel_offline(ha->pdev)))
2620                 goto done;
2621 
2622         if (qla2x00_chip_is_down(vha))
2623                 goto done;
2624 
2625         stats = dma_alloc_coherent(&ha->pdev->dev, sizeof(*stats), &stats_dma,
2626                                    GFP_KERNEL);
2627         if (!stats) {
2628                 ql_log(ql_log_warn, vha, 0x707d,
2629                     "Failed to allocate memory for stats.\n");
2630                 goto done;
2631         }
2632 
2633         rval = QLA_FUNCTION_FAILED;
2634         if (IS_FWI2_CAPABLE(ha)) {
2635                 rval = qla24xx_get_isp_stats(base_vha, stats, stats_dma, 0);
2636         } else if (atomic_read(&base_vha->loop_state) == LOOP_READY &&
2637             !ha->dpc_active) {
2638                 /* Must be in a 'READY' state for statistics retrieval. */
2639                 rval = qla2x00_get_link_status(base_vha, base_vha->loop_id,
2640                                                 stats, stats_dma);
2641         }
2642 
2643         if (rval != QLA_SUCCESS)
2644                 goto done_free;
2645 
2646         p->link_failure_count = stats->link_fail_cnt;
2647         p->loss_of_sync_count = stats->loss_sync_cnt;
2648         p->loss_of_signal_count = stats->loss_sig_cnt;
2649         p->prim_seq_protocol_err_count = stats->prim_seq_err_cnt;
2650         p->invalid_tx_word_count = stats->inval_xmit_word_cnt;
2651         p->invalid_crc_count = stats->inval_crc_cnt;
2652         if (IS_FWI2_CAPABLE(ha)) {
2653                 p->lip_count = stats->lip_cnt;
2654                 p->tx_frames = stats->tx_frames;
2655                 p->rx_frames = stats->rx_frames;
2656                 p->dumped_frames = stats->discarded_frames;
2657                 p->nos_count = stats->nos_rcvd;
2658                 p->error_frames =
2659                         stats->dropped_frames + stats->discarded_frames;
2660                 p->rx_words = vha->qla_stats.input_bytes;
2661                 p->tx_words = vha->qla_stats.output_bytes;
2662         }
2663         p->fcp_control_requests = vha->qla_stats.control_requests;
2664         p->fcp_input_requests = vha->qla_stats.input_requests;
2665         p->fcp_output_requests = vha->qla_stats.output_requests;
2666         p->fcp_input_megabytes = vha->qla_stats.input_bytes >> 20;
2667         p->fcp_output_megabytes = vha->qla_stats.output_bytes >> 20;
2668         p->seconds_since_last_reset =
2669                 get_jiffies_64() - vha->qla_stats.jiffies_at_last_reset;
2670         do_div(p->seconds_since_last_reset, HZ);
2671 
2672 done_free:
2673         dma_free_coherent(&ha->pdev->dev, sizeof(struct link_statistics),
2674             stats, stats_dma);
2675 done:
2676         return p;
2677 }
2678 
2679 static void
2680 qla2x00_reset_host_stats(struct Scsi_Host *shost)
2681 {
2682         scsi_qla_host_t *vha = shost_priv(shost);
2683         struct qla_hw_data *ha = vha->hw;
2684         struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
2685         struct link_statistics *stats;
2686         dma_addr_t stats_dma;
2687 
2688         memset(&vha->qla_stats, 0, sizeof(vha->qla_stats));
2689         memset(&vha->fc_host_stat, 0, sizeof(vha->fc_host_stat));
2690 
2691         vha->qla_stats.jiffies_at_last_reset = get_jiffies_64();
2692 
2693         if (IS_FWI2_CAPABLE(ha)) {
2694                 stats = dma_alloc_coherent(&ha->pdev->dev,
2695                     sizeof(*stats), &stats_dma, GFP_KERNEL);
2696                 if (!stats) {
2697                         ql_log(ql_log_warn, vha, 0x70d7,
2698                             "Failed to allocate memory for stats.\n");
2699                         return;
2700                 }
2701 
2702                 /* reset firmware statistics */
2703                 qla24xx_get_isp_stats(base_vha, stats, stats_dma, BIT_0);
2704 
2705                 dma_free_coherent(&ha->pdev->dev, sizeof(*stats),
2706                     stats, stats_dma);
2707         }
2708 }
2709 
2710 static void
2711 qla2x00_get_host_symbolic_name(struct Scsi_Host *shost)
2712 {
2713         scsi_qla_host_t *vha = shost_priv(shost);
2714 
2715         qla2x00_get_sym_node_name(vha, fc_host_symbolic_name(shost),
2716             sizeof(fc_host_symbolic_name(shost)));
2717 }
2718 
2719 static void
2720 qla2x00_set_host_system_hostname(struct Scsi_Host *shost)
2721 {
2722         scsi_qla_host_t *vha = shost_priv(shost);
2723 
2724         set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags);
2725 }
2726 
2727 static void
2728 qla2x00_get_host_fabric_name(struct Scsi_Host *shost)
2729 {
2730         scsi_qla_host_t *vha = shost_priv(shost);
2731         static const uint8_t node_name[WWN_SIZE] = {
2732                 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF
2733         };
2734         u64 fabric_name = wwn_to_u64(node_name);
2735 
2736         if (vha->device_flags & SWITCH_FOUND)
2737                 fabric_name = wwn_to_u64(vha->fabric_node_name);
2738 
2739         fc_host_fabric_name(shost) = fabric_name;
2740 }
2741 
2742 static void
2743 qla2x00_get_host_port_state(struct Scsi_Host *shost)
2744 {
2745         scsi_qla_host_t *vha = shost_priv(shost);
2746         struct scsi_qla_host *base_vha = pci_get_drvdata(vha->hw->pdev);
2747 
2748         if (!base_vha->flags.online) {
2749                 fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE;
2750                 return;
2751         }
2752 
2753         switch (atomic_read(&base_vha->loop_state)) {
2754         case LOOP_UPDATE:
2755                 fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS;
2756                 break;
2757         case LOOP_DOWN:
2758                 if (test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags))
2759                         fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS;
2760                 else
2761                         fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
2762                 break;
2763         case LOOP_DEAD:
2764                 fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
2765                 break;
2766         case LOOP_READY:
2767                 fc_host_port_state(shost) = FC_PORTSTATE_ONLINE;
2768                 break;
2769         default:
2770                 fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN;
2771                 break;
2772         }
2773 }
2774 
2775 static int
2776 qla24xx_vport_create(struct fc_vport *fc_vport, bool disable)
2777 {
2778         int     ret = 0;
2779         uint8_t qos = 0;
2780         scsi_qla_host_t *base_vha = shost_priv(fc_vport->shost);
2781         scsi_qla_host_t *vha = NULL;
2782         struct qla_hw_data *ha = base_vha->hw;
2783         int     cnt;
2784         struct req_que *req = ha->req_q_map[0];
2785         struct qla_qpair *qpair;
2786 
2787         ret = qla24xx_vport_create_req_sanity_check(fc_vport);
2788         if (ret) {
2789                 ql_log(ql_log_warn, vha, 0x707e,
2790                     "Vport sanity check failed, status %x\n", ret);
2791                 return (ret);
2792         }
2793 
2794         vha = qla24xx_create_vhost(fc_vport);
2795         if (vha == NULL) {
2796                 ql_log(ql_log_warn, vha, 0x707f, "Vport create host failed.\n");
2797                 return FC_VPORT_FAILED;
2798         }
2799         if (disable) {
2800                 atomic_set(&vha->vp_state, VP_OFFLINE);
2801                 fc_vport_set_state(fc_vport, FC_VPORT_DISABLED);
2802         } else
2803                 atomic_set(&vha->vp_state, VP_FAILED);
2804 
2805         /* ready to create vport */
2806         ql_log(ql_log_info, vha, 0x7080,
2807             "VP entry id %d assigned.\n", vha->vp_idx);
2808 
2809         /* initialized vport states */
2810         atomic_set(&vha->loop_state, LOOP_DOWN);
2811         vha->vp_err_state = VP_ERR_PORTDWN;
2812         vha->vp_prev_err_state = VP_ERR_UNKWN;
2813         /* Check if physical ha port is Up */
2814         if (atomic_read(&base_vha->loop_state) == LOOP_DOWN ||
2815             atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
2816                 /* Don't retry or attempt login of this virtual port */
2817                 ql_dbg(ql_dbg_user, vha, 0x7081,
2818                     "Vport loop state is not UP.\n");
2819                 atomic_set(&vha->loop_state, LOOP_DEAD);
2820                 if (!disable)
2821                         fc_vport_set_state(fc_vport, FC_VPORT_LINKDOWN);
2822         }
2823 
2824         if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif) {
2825                 if (ha->fw_attributes & BIT_4) {
2826                         int prot = 0, guard;
2827 
2828                         vha->flags.difdix_supported = 1;
2829                         ql_dbg(ql_dbg_user, vha, 0x7082,
2830                             "Registered for DIF/DIX type 1 and 3 protection.\n");
2831                         if (ql2xenabledif == 1)
2832                                 prot = SHOST_DIX_TYPE0_PROTECTION;
2833                         scsi_host_set_prot(vha->host,
2834                             prot | SHOST_DIF_TYPE1_PROTECTION
2835                             | SHOST_DIF_TYPE2_PROTECTION
2836                             | SHOST_DIF_TYPE3_PROTECTION
2837                             | SHOST_DIX_TYPE1_PROTECTION
2838                             | SHOST_DIX_TYPE2_PROTECTION
2839                             | SHOST_DIX_TYPE3_PROTECTION);
2840 
2841                         guard = SHOST_DIX_GUARD_CRC;
2842 
2843                         if (IS_PI_IPGUARD_CAPABLE(ha) &&
2844                             (ql2xenabledif > 1 || IS_PI_DIFB_DIX0_CAPABLE(ha)))
2845                                 guard |= SHOST_DIX_GUARD_IP;
2846 
2847                         scsi_host_set_guard(vha->host, guard);
2848                 } else
2849                         vha->flags.difdix_supported = 0;
2850         }
2851 
2852         if (scsi_add_host_with_dma(vha->host, &fc_vport->dev,
2853                                    &ha->pdev->dev)) {
2854                 ql_dbg(ql_dbg_user, vha, 0x7083,
2855                     "scsi_add_host failure for VP[%d].\n", vha->vp_idx);
2856                 goto vport_create_failed_2;
2857         }
2858 
2859         /* initialize attributes */
2860         fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count;
2861         fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
2862         fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
2863         fc_host_supported_classes(vha->host) =
2864                 fc_host_supported_classes(base_vha->host);
2865         fc_host_supported_speeds(vha->host) =
2866                 fc_host_supported_speeds(base_vha->host);
2867 
2868         qlt_vport_create(vha, ha);
2869         qla24xx_vport_disable(fc_vport, disable);
2870 
2871         if (!ql2xmqsupport || !ha->npiv_info)
2872                 goto vport_queue;
2873 
2874         /* Create a request queue in QoS mode for the vport */
2875         for (cnt = 0; cnt < ha->nvram_npiv_size; cnt++) {
2876                 if (memcmp(ha->npiv_info[cnt].port_name, vha->port_name, 8) == 0
2877                         && memcmp(ha->npiv_info[cnt].node_name, vha->node_name,
2878                                         8) == 0) {
2879                         qos = ha->npiv_info[cnt].q_qos;
2880                         break;
2881                 }
2882         }
2883 
2884         if (qos) {
2885                 qpair = qla2xxx_create_qpair(vha, qos, vha->vp_idx, true);
2886                 if (!qpair)
2887                         ql_log(ql_log_warn, vha, 0x7084,
2888                             "Can't create qpair for VP[%d]\n",
2889                             vha->vp_idx);
2890                 else {
2891                         ql_dbg(ql_dbg_multiq, vha, 0xc001,
2892                             "Queue pair: %d Qos: %d) created for VP[%d]\n",
2893                             qpair->id, qos, vha->vp_idx);
2894                         ql_dbg(ql_dbg_user, vha, 0x7085,
2895                             "Queue Pair: %d Qos: %d) created for VP[%d]\n",
2896                             qpair->id, qos, vha->vp_idx);
2897                         req = qpair->req;
2898                         vha->qpair = qpair;
2899                 }
2900         }
2901 
2902 vport_queue:
2903         vha->req = req;
2904         return 0;
2905 
2906 vport_create_failed_2:
2907         qla24xx_disable_vp(vha);
2908         qla24xx_deallocate_vp_id(vha);
2909         scsi_host_put(vha->host);
2910         return FC_VPORT_FAILED;
2911 }
2912 
2913 static int
2914 qla24xx_vport_delete(struct fc_vport *fc_vport)
2915 {
2916         scsi_qla_host_t *vha = fc_vport->dd_data;
2917         struct qla_hw_data *ha = vha->hw;
2918         uint16_t id = vha->vp_idx;
2919 
2920         set_bit(VPORT_DELETE, &vha->dpc_flags);
2921 
2922         while (test_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags) ||
2923             test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags))
2924                 msleep(1000);
2925 
2926 
2927         qla24xx_disable_vp(vha);
2928         qla2x00_wait_for_sess_deletion(vha);
2929 
2930         qla_nvme_delete(vha);
2931         vha->flags.delete_progress = 1;
2932 
2933         qlt_remove_target(ha, vha);
2934 
2935         fc_remove_host(vha->host);
2936 
2937         scsi_remove_host(vha->host);
2938 
2939         /* Allow timer to run to drain queued items, when removing vp */
2940         qla24xx_deallocate_vp_id(vha);
2941 
2942         if (vha->timer_active) {
2943                 qla2x00_vp_stop_timer(vha);
2944                 ql_dbg(ql_dbg_user, vha, 0x7086,
2945                     "Timer for the VP[%d] has stopped\n", vha->vp_idx);
2946         }
2947 
2948         qla2x00_free_fcports(vha);
2949 
2950         mutex_lock(&ha->vport_lock);
2951         ha->cur_vport_count--;
2952         clear_bit(vha->vp_idx, ha->vp_idx_map);
2953         mutex_unlock(&ha->vport_lock);
2954 
2955         dma_free_coherent(&ha->pdev->dev, vha->gnl.size, vha->gnl.l,
2956             vha->gnl.ldma);
2957 
2958         vha->gnl.l = NULL;
2959 
2960         vfree(vha->scan.l);
2961 
2962         if (vha->qpair && vha->qpair->vp_idx == vha->vp_idx) {
2963                 if (qla2xxx_delete_qpair(vha, vha->qpair) != QLA_SUCCESS)
2964                         ql_log(ql_log_warn, vha, 0x7087,
2965                             "Queue Pair delete failed.\n");
2966         }
2967 
2968         ql_log(ql_log_info, vha, 0x7088, "VP[%d] deleted.\n", id);
2969         scsi_host_put(vha->host);
2970         return 0;
2971 }
2972 
2973 static int
2974 qla24xx_vport_disable(struct fc_vport *fc_vport, bool disable)
2975 {
2976         scsi_qla_host_t *vha = fc_vport->dd_data;
2977 
2978         if (disable)
2979                 qla24xx_disable_vp(vha);
2980         else
2981                 qla24xx_enable_vp(vha);
2982 
2983         return 0;
2984 }
2985 
2986 struct fc_function_template qla2xxx_transport_functions = {
2987 
2988         .show_host_node_name = 1,
2989         .show_host_port_name = 1,
2990         .show_host_supported_classes = 1,
2991         .show_host_supported_speeds = 1,
2992 
2993         .get_host_port_id = qla2x00_get_host_port_id,
2994         .show_host_port_id = 1,
2995         .get_host_speed = qla2x00_get_host_speed,
2996         .show_host_speed = 1,
2997         .get_host_port_type = qla2x00_get_host_port_type,
2998         .show_host_port_type = 1,
2999         .get_host_symbolic_name = qla2x00_get_host_symbolic_name,
3000         .show_host_symbolic_name = 1,
3001         .set_host_system_hostname = qla2x00_set_host_system_hostname,
3002         .show_host_system_hostname = 1,
3003         .get_host_fabric_name = qla2x00_get_host_fabric_name,
3004         .show_host_fabric_name = 1,
3005         .get_host_port_state = qla2x00_get_host_port_state,
3006         .show_host_port_state = 1,
3007 
3008         .dd_fcrport_size = sizeof(struct fc_port *),
3009         .show_rport_supported_classes = 1,
3010 
3011         .get_starget_node_name = qla2x00_get_starget_node_name,
3012         .show_starget_node_name = 1,
3013         .get_starget_port_name = qla2x00_get_starget_port_name,
3014         .show_starget_port_name = 1,
3015         .get_starget_port_id  = qla2x00_get_starget_port_id,
3016         .show_starget_port_id = 1,
3017 
3018         .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
3019         .show_rport_dev_loss_tmo = 1,
3020 
3021         .issue_fc_host_lip = qla2x00_issue_lip,
3022         .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
3023         .terminate_rport_io = qla2x00_terminate_rport_io,
3024         .get_fc_host_stats = qla2x00_get_fc_host_stats,
3025         .reset_fc_host_stats = qla2x00_reset_host_stats,
3026 
3027         .vport_create = qla24xx_vport_create,
3028         .vport_disable = qla24xx_vport_disable,
3029         .vport_delete = qla24xx_vport_delete,
3030         .bsg_request = qla24xx_bsg_request,
3031         .bsg_timeout = qla24xx_bsg_timeout,
3032 };
3033 
3034 struct fc_function_template qla2xxx_transport_vport_functions = {
3035 
3036         .show_host_node_name = 1,
3037         .show_host_port_name = 1,
3038         .show_host_supported_classes = 1,
3039 
3040         .get_host_port_id = qla2x00_get_host_port_id,
3041         .show_host_port_id = 1,
3042         .get_host_speed = qla2x00_get_host_speed,
3043         .show_host_speed = 1,
3044         .get_host_port_type = qla2x00_get_host_port_type,
3045         .show_host_port_type = 1,
3046         .get_host_symbolic_name = qla2x00_get_host_symbolic_name,
3047         .show_host_symbolic_name = 1,
3048         .set_host_system_hostname = qla2x00_set_host_system_hostname,
3049         .show_host_system_hostname = 1,
3050         .get_host_fabric_name = qla2x00_get_host_fabric_name,
3051         .show_host_fabric_name = 1,
3052         .get_host_port_state = qla2x00_get_host_port_state,
3053         .show_host_port_state = 1,
3054 
3055         .dd_fcrport_size = sizeof(struct fc_port *),
3056         .show_rport_supported_classes = 1,
3057 
3058         .get_starget_node_name = qla2x00_get_starget_node_name,
3059         .show_starget_node_name = 1,
3060         .get_starget_port_name = qla2x00_get_starget_port_name,
3061         .show_starget_port_name = 1,
3062         .get_starget_port_id  = qla2x00_get_starget_port_id,
3063         .show_starget_port_id = 1,
3064 
3065         .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
3066         .show_rport_dev_loss_tmo = 1,
3067 
3068         .issue_fc_host_lip = qla2x00_issue_lip,
3069         .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
3070         .terminate_rport_io = qla2x00_terminate_rport_io,
3071         .get_fc_host_stats = qla2x00_get_fc_host_stats,
3072         .reset_fc_host_stats = qla2x00_reset_host_stats,
3073 
3074         .bsg_request = qla24xx_bsg_request,
3075         .bsg_timeout = qla24xx_bsg_timeout,
3076 };
3077 
3078 void
3079 qla2x00_init_host_attr(scsi_qla_host_t *vha)
3080 {
3081         struct qla_hw_data *ha = vha->hw;
3082         u32 speeds = FC_PORTSPEED_UNKNOWN;
3083 
3084         fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count;
3085         fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
3086         fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
3087         fc_host_supported_classes(vha->host) = ha->base_qpair->enable_class_2 ?
3088                         (FC_COS_CLASS2|FC_COS_CLASS3) : FC_COS_CLASS3;
3089         fc_host_max_npiv_vports(vha->host) = ha->max_npiv_vports;
3090         fc_host_npiv_vports_inuse(vha->host) = ha->cur_vport_count;
3091 
3092         if (IS_CNA_CAPABLE(ha))
3093                 speeds = FC_PORTSPEED_10GBIT;
3094         else if (IS_QLA28XX(ha) || IS_QLA27XX(ha)) {
3095                 if (ha->max_supported_speed == 2) {
3096                         if (ha->min_supported_speed <= 6)
3097                                 speeds |= FC_PORTSPEED_64GBIT;
3098                 }
3099                 if (ha->max_supported_speed == 2 ||
3100                     ha->max_supported_speed == 1) {
3101                         if (ha->min_supported_speed <= 5)
3102                                 speeds |= FC_PORTSPEED_32GBIT;
3103                 }
3104                 if (ha->max_supported_speed == 2 ||
3105                     ha->max_supported_speed == 1 ||
3106                     ha->max_supported_speed == 0) {
3107                         if (ha->min_supported_speed <= 4)
3108                                 speeds |= FC_PORTSPEED_16GBIT;
3109                 }
3110                 if (ha->max_supported_speed == 1 ||
3111                     ha->max_supported_speed == 0) {
3112                         if (ha->min_supported_speed <= 3)
3113                                 speeds |= FC_PORTSPEED_8GBIT;
3114                 }
3115                 if (ha->max_supported_speed == 0) {
3116                         if (ha->min_supported_speed <= 2)
3117                                 speeds |= FC_PORTSPEED_4GBIT;
3118                 }
3119         } else if (IS_QLA2031(ha))
3120                 speeds = FC_PORTSPEED_16GBIT|FC_PORTSPEED_8GBIT|
3121                         FC_PORTSPEED_4GBIT;
3122         else if (IS_QLA25XX(ha) || IS_QLAFX00(ha))
3123                 speeds = FC_PORTSPEED_8GBIT|FC_PORTSPEED_4GBIT|
3124                         FC_PORTSPEED_2GBIT|FC_PORTSPEED_1GBIT;
3125         else if (IS_QLA24XX_TYPE(ha))
3126                 speeds = FC_PORTSPEED_4GBIT|FC_PORTSPEED_2GBIT|
3127                         FC_PORTSPEED_1GBIT;
3128         else if (IS_QLA23XX(ha))
3129                 speeds = FC_PORTSPEED_2GBIT|FC_PORTSPEED_1GBIT;
3130         else
3131                 speeds = FC_PORTSPEED_1GBIT;
3132 
3133         fc_host_supported_speeds(vha->host) = speeds;
3134 }

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