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 if (IS_P3P_TYPE(ha)) { 33 if (off < ha->md_template_size) { 34 rval = memory_read_from_buffer(buf, count, 35 &off, ha->md_tmplt_hdr, ha->md_template_size); 36 return rval; 37 } 38 off -= ha->md_template_size; 39 rval = memory_read_from_buffer(buf, count, 40 &off, ha->md_dump, ha->md_dump_size); 41 return rval; 42 } else if (ha->mctp_dumped && ha->mctp_dump_reading) 43 return memory_read_from_buffer(buf, count, &off, ha->mctp_dump, 44 MCTP_DUMP_SIZE); 45 else if (ha->fw_dump_reading) 46 return memory_read_from_buffer(buf, count, &off, ha->fw_dump, 47 ha->fw_dump_len); 48 else 49 return 0; 50 } 51 52 static ssize_t 53 qla2x00_sysfs_write_fw_dump(struct file *filp, struct kobject *kobj, 54 struct bin_attribute *bin_attr, 55 char *buf, loff_t off, size_t count) 56 { 57 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 58 struct device, kobj))); 59 struct qla_hw_data *ha = vha->hw; 60 int reading; 61 62 if (off != 0) 63 return (0); 64 65 reading = simple_strtol(buf, NULL, 10); 66 switch (reading) { 67 case 0: 68 if (!ha->fw_dump_reading) 69 break; 70 71 ql_log(ql_log_info, vha, 0x705d, 72 "Firmware dump cleared on (%ld).\n", vha->host_no); 73 74 if (IS_P3P_TYPE(ha)) { 75 qla82xx_md_free(vha); 76 qla82xx_md_prep(vha); 77 } 78 ha->fw_dump_reading = 0; 79 ha->fw_dumped = 0; 80 break; 81 case 1: 82 if (ha->fw_dumped && !ha->fw_dump_reading) { 83 ha->fw_dump_reading = 1; 84 85 ql_log(ql_log_info, vha, 0x705e, 86 "Raw firmware dump ready for read on (%ld).\n", 87 vha->host_no); 88 } 89 break; 90 case 2: 91 qla2x00_alloc_fw_dump(vha); 92 break; 93 case 3: 94 if (IS_QLA82XX(ha)) { 95 qla82xx_idc_lock(ha); 96 qla82xx_set_reset_owner(vha); 97 qla82xx_idc_unlock(ha); 98 } else if (IS_QLA8044(ha)) { 99 qla8044_idc_lock(ha); 100 qla82xx_set_reset_owner(vha); 101 qla8044_idc_unlock(ha); 102 } else 103 qla2x00_system_error(vha); 104 break; 105 case 4: 106 if (IS_P3P_TYPE(ha)) { 107 if (ha->md_tmplt_hdr) 108 ql_dbg(ql_dbg_user, vha, 0x705b, 109 "MiniDump supported with this firmware.\n"); 110 else 111 ql_dbg(ql_dbg_user, vha, 0x709d, 112 "MiniDump not supported with this firmware.\n"); 113 } 114 break; 115 case 5: 116 if (IS_P3P_TYPE(ha)) 117 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); 118 break; 119 case 6: 120 if (!ha->mctp_dump_reading) 121 break; 122 ql_log(ql_log_info, vha, 0x70c1, 123 "MCTP dump cleared on (%ld).\n", vha->host_no); 124 ha->mctp_dump_reading = 0; 125 ha->mctp_dumped = 0; 126 break; 127 case 7: 128 if (ha->mctp_dumped && !ha->mctp_dump_reading) { 129 ha->mctp_dump_reading = 1; 130 ql_log(ql_log_info, vha, 0x70c2, 131 "Raw mctp dump ready for read on (%ld).\n", 132 vha->host_no); 133 } 134 break; 135 } 136 return count; 137 } 138 139 static struct bin_attribute sysfs_fw_dump_attr = { 140 .attr = { 141 .name = "fw_dump", 142 .mode = S_IRUSR | S_IWUSR, 143 }, 144 .size = 0, 145 .read = qla2x00_sysfs_read_fw_dump, 146 .write = qla2x00_sysfs_write_fw_dump, 147 }; 148 149 static ssize_t 150 qla2x00_sysfs_read_fw_dump_template(struct file *filp, struct kobject *kobj, 151 struct bin_attribute *bin_attr, 152 char *buf, loff_t off, size_t count) 153 { 154 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 155 struct device, kobj))); 156 struct qla_hw_data *ha = vha->hw; 157 158 if (!ha->fw_dump_template || !ha->fw_dump_template_len) 159 return 0; 160 161 ql_dbg(ql_dbg_user, vha, 0x70e2, 162 "chunk <- off=%llx count=%zx\n", off, count); 163 return memory_read_from_buffer(buf, count, &off, 164 ha->fw_dump_template, ha->fw_dump_template_len); 165 } 166 167 static ssize_t 168 qla2x00_sysfs_write_fw_dump_template(struct file *filp, struct kobject *kobj, 169 struct bin_attribute *bin_attr, 170 char *buf, loff_t off, size_t count) 171 { 172 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 173 struct device, kobj))); 174 struct qla_hw_data *ha = vha->hw; 175 uint32_t size; 176 177 if (off == 0) { 178 if (ha->fw_dump) 179 vfree(ha->fw_dump); 180 if (ha->fw_dump_template) 181 vfree(ha->fw_dump_template); 182 183 ha->fw_dump = NULL; 184 ha->fw_dump_len = 0; 185 ha->fw_dump_template = NULL; 186 ha->fw_dump_template_len = 0; 187 188 size = qla27xx_fwdt_template_size(buf); 189 ql_dbg(ql_dbg_user, vha, 0x70d1, 190 "-> allocating fwdt (%x bytes)...\n", size); 191 ha->fw_dump_template = vmalloc(size); 192 if (!ha->fw_dump_template) { 193 ql_log(ql_log_warn, vha, 0x70d2, 194 "Failed allocate fwdt (%x bytes).\n", size); 195 return -ENOMEM; 196 } 197 ha->fw_dump_template_len = size; 198 } 199 200 if (off + count > ha->fw_dump_template_len) { 201 count = ha->fw_dump_template_len - off; 202 ql_dbg(ql_dbg_user, vha, 0x70d3, 203 "chunk -> truncating to %zx bytes.\n", count); 204 } 205 206 ql_dbg(ql_dbg_user, vha, 0x70d4, 207 "chunk -> off=%llx count=%zx\n", off, count); 208 memcpy(ha->fw_dump_template + off, buf, count); 209 210 if (off + count == ha->fw_dump_template_len) { 211 size = qla27xx_fwdt_calculate_dump_size(vha); 212 ql_dbg(ql_dbg_user, vha, 0x70d5, 213 "-> allocating fwdump (%x bytes)...\n", size); 214 ha->fw_dump = vmalloc(size); 215 if (!ha->fw_dump) { 216 ql_log(ql_log_warn, vha, 0x70d6, 217 "Failed allocate fwdump (%x bytes).\n", size); 218 return -ENOMEM; 219 } 220 ha->fw_dump_len = size; 221 } 222 223 return count; 224 } 225 static struct bin_attribute sysfs_fw_dump_template_attr = { 226 .attr = { 227 .name = "fw_dump_template", 228 .mode = S_IRUSR | S_IWUSR, 229 }, 230 .size = 0, 231 .read = qla2x00_sysfs_read_fw_dump_template, 232 .write = qla2x00_sysfs_write_fw_dump_template, 233 }; 234 235 static ssize_t 236 qla2x00_sysfs_read_nvram(struct file *filp, struct kobject *kobj, 237 struct bin_attribute *bin_attr, 238 char *buf, loff_t off, size_t count) 239 { 240 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 241 struct device, kobj))); 242 struct qla_hw_data *ha = vha->hw; 243 244 if (!capable(CAP_SYS_ADMIN)) 245 return 0; 246 247 if (IS_NOCACHE_VPD_TYPE(ha)) 248 ha->isp_ops->read_optrom(vha, ha->nvram, ha->flt_region_nvram << 2, 249 ha->nvram_size); 250 return memory_read_from_buffer(buf, count, &off, ha->nvram, 251 ha->nvram_size); 252 } 253 254 static ssize_t 255 qla2x00_sysfs_write_nvram(struct file *filp, struct kobject *kobj, 256 struct bin_attribute *bin_attr, 257 char *buf, loff_t off, size_t count) 258 { 259 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 260 struct device, kobj))); 261 struct qla_hw_data *ha = vha->hw; 262 uint16_t cnt; 263 264 if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->nvram_size || 265 !ha->isp_ops->write_nvram) 266 return -EINVAL; 267 268 /* Checksum NVRAM. */ 269 if (IS_FWI2_CAPABLE(ha)) { 270 uint32_t *iter; 271 uint32_t chksum; 272 273 iter = (uint32_t *)buf; 274 chksum = 0; 275 for (cnt = 0; cnt < ((count >> 2) - 1); cnt++) 276 chksum += le32_to_cpu(*iter++); 277 chksum = ~chksum + 1; 278 *iter = cpu_to_le32(chksum); 279 } else { 280 uint8_t *iter; 281 uint8_t chksum; 282 283 iter = (uint8_t *)buf; 284 chksum = 0; 285 for (cnt = 0; cnt < count - 1; cnt++) 286 chksum += *iter++; 287 chksum = ~chksum + 1; 288 *iter = chksum; 289 } 290 291 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) { 292 ql_log(ql_log_warn, vha, 0x705f, 293 "HBA not online, failing NVRAM update.\n"); 294 return -EAGAIN; 295 } 296 297 /* Write NVRAM. */ 298 ha->isp_ops->write_nvram(vha, (uint8_t *)buf, ha->nvram_base, count); 299 ha->isp_ops->read_nvram(vha, (uint8_t *)ha->nvram, ha->nvram_base, 300 count); 301 302 ql_dbg(ql_dbg_user, vha, 0x7060, 303 "Setting ISP_ABORT_NEEDED\n"); 304 /* NVRAM settings take effect immediately. */ 305 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); 306 qla2xxx_wake_dpc(vha); 307 qla2x00_wait_for_chip_reset(vha); 308 309 return count; 310 } 311 312 static struct bin_attribute sysfs_nvram_attr = { 313 .attr = { 314 .name = "nvram", 315 .mode = S_IRUSR | S_IWUSR, 316 }, 317 .size = 512, 318 .read = qla2x00_sysfs_read_nvram, 319 .write = qla2x00_sysfs_write_nvram, 320 }; 321 322 static ssize_t 323 qla2x00_sysfs_read_optrom(struct file *filp, struct kobject *kobj, 324 struct bin_attribute *bin_attr, 325 char *buf, loff_t off, size_t count) 326 { 327 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 328 struct device, kobj))); 329 struct qla_hw_data *ha = vha->hw; 330 ssize_t rval = 0; 331 332 if (ha->optrom_state != QLA_SREADING) 333 return 0; 334 335 mutex_lock(&ha->optrom_mutex); 336 rval = memory_read_from_buffer(buf, count, &off, ha->optrom_buffer, 337 ha->optrom_region_size); 338 mutex_unlock(&ha->optrom_mutex); 339 340 return rval; 341 } 342 343 static ssize_t 344 qla2x00_sysfs_write_optrom(struct file *filp, struct kobject *kobj, 345 struct bin_attribute *bin_attr, 346 char *buf, loff_t off, size_t count) 347 { 348 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 349 struct device, kobj))); 350 struct qla_hw_data *ha = vha->hw; 351 352 if (ha->optrom_state != QLA_SWRITING) 353 return -EINVAL; 354 if (off > ha->optrom_region_size) 355 return -ERANGE; 356 if (off + count > ha->optrom_region_size) 357 count = ha->optrom_region_size - off; 358 359 mutex_lock(&ha->optrom_mutex); 360 memcpy(&ha->optrom_buffer[off], buf, count); 361 mutex_unlock(&ha->optrom_mutex); 362 363 return count; 364 } 365 366 static struct bin_attribute sysfs_optrom_attr = { 367 .attr = { 368 .name = "optrom", 369 .mode = S_IRUSR | S_IWUSR, 370 }, 371 .size = 0, 372 .read = qla2x00_sysfs_read_optrom, 373 .write = qla2x00_sysfs_write_optrom, 374 }; 375 376 static ssize_t 377 qla2x00_sysfs_write_optrom_ctl(struct file *filp, struct kobject *kobj, 378 struct bin_attribute *bin_attr, 379 char *buf, loff_t off, size_t count) 380 { 381 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 382 struct device, kobj))); 383 struct qla_hw_data *ha = vha->hw; 384 uint32_t start = 0; 385 uint32_t size = ha->optrom_size; 386 int val, valid; 387 ssize_t rval = count; 388 389 if (off) 390 return -EINVAL; 391 392 if (unlikely(pci_channel_offline(ha->pdev))) 393 return -EAGAIN; 394 395 if (sscanf(buf, "%d:%x:%x", &val, &start, &size) < 1) 396 return -EINVAL; 397 if (start > ha->optrom_size) 398 return -EINVAL; 399 400 mutex_lock(&ha->optrom_mutex); 401 switch (val) { 402 case 0: 403 if (ha->optrom_state != QLA_SREADING && 404 ha->optrom_state != QLA_SWRITING) { 405 rval = -EINVAL; 406 goto out; 407 } 408 ha->optrom_state = QLA_SWAITING; 409 410 ql_dbg(ql_dbg_user, vha, 0x7061, 411 "Freeing flash region allocation -- 0x%x bytes.\n", 412 ha->optrom_region_size); 413 414 vfree(ha->optrom_buffer); 415 ha->optrom_buffer = NULL; 416 break; 417 case 1: 418 if (ha->optrom_state != QLA_SWAITING) { 419 rval = -EINVAL; 420 goto out; 421 } 422 423 ha->optrom_region_start = start; 424 ha->optrom_region_size = start + size > ha->optrom_size ? 425 ha->optrom_size - start : size; 426 427 ha->optrom_state = QLA_SREADING; 428 ha->optrom_buffer = vmalloc(ha->optrom_region_size); 429 if (ha->optrom_buffer == NULL) { 430 ql_log(ql_log_warn, vha, 0x7062, 431 "Unable to allocate memory for optrom retrieval " 432 "(%x).\n", ha->optrom_region_size); 433 434 ha->optrom_state = QLA_SWAITING; 435 rval = -ENOMEM; 436 goto out; 437 } 438 439 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) { 440 ql_log(ql_log_warn, vha, 0x7063, 441 "HBA not online, failing NVRAM update.\n"); 442 rval = -EAGAIN; 443 goto out; 444 } 445 446 ql_dbg(ql_dbg_user, vha, 0x7064, 447 "Reading flash region -- 0x%x/0x%x.\n", 448 ha->optrom_region_start, ha->optrom_region_size); 449 450 memset(ha->optrom_buffer, 0, ha->optrom_region_size); 451 ha->isp_ops->read_optrom(vha, ha->optrom_buffer, 452 ha->optrom_region_start, ha->optrom_region_size); 453 break; 454 case 2: 455 if (ha->optrom_state != QLA_SWAITING) { 456 rval = -EINVAL; 457 goto out; 458 } 459 460 /* 461 * We need to be more restrictive on which FLASH regions are 462 * allowed to be updated via user-space. Regions accessible 463 * via this method include: 464 * 465 * ISP21xx/ISP22xx/ISP23xx type boards: 466 * 467 * 0x000000 -> 0x020000 -- Boot code. 468 * 469 * ISP2322/ISP24xx type boards: 470 * 471 * 0x000000 -> 0x07ffff -- Boot code. 472 * 0x080000 -> 0x0fffff -- Firmware. 473 * 474 * ISP25xx type boards: 475 * 476 * 0x000000 -> 0x07ffff -- Boot code. 477 * 0x080000 -> 0x0fffff -- Firmware. 478 * 0x120000 -> 0x12ffff -- VPD and HBA parameters. 479 */ 480 valid = 0; 481 if (ha->optrom_size == OPTROM_SIZE_2300 && start == 0) 482 valid = 1; 483 else if (start == (ha->flt_region_boot * 4) || 484 start == (ha->flt_region_fw * 4)) 485 valid = 1; 486 else if (IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha) 487 || IS_CNA_CAPABLE(ha) || IS_QLA2031(ha) 488 || IS_QLA27XX(ha)) 489 valid = 1; 490 if (!valid) { 491 ql_log(ql_log_warn, vha, 0x7065, 492 "Invalid start region 0x%x/0x%x.\n", start, size); 493 rval = -EINVAL; 494 goto out; 495 } 496 497 ha->optrom_region_start = start; 498 ha->optrom_region_size = start + size > ha->optrom_size ? 499 ha->optrom_size - start : size; 500 501 ha->optrom_state = QLA_SWRITING; 502 ha->optrom_buffer = vmalloc(ha->optrom_region_size); 503 if (ha->optrom_buffer == NULL) { 504 ql_log(ql_log_warn, vha, 0x7066, 505 "Unable to allocate memory for optrom update " 506 "(%x)\n", ha->optrom_region_size); 507 508 ha->optrom_state = QLA_SWAITING; 509 rval = -ENOMEM; 510 goto out; 511 } 512 513 ql_dbg(ql_dbg_user, vha, 0x7067, 514 "Staging flash region write -- 0x%x/0x%x.\n", 515 ha->optrom_region_start, ha->optrom_region_size); 516 517 memset(ha->optrom_buffer, 0, ha->optrom_region_size); 518 break; 519 case 3: 520 if (ha->optrom_state != QLA_SWRITING) { 521 rval = -EINVAL; 522 goto out; 523 } 524 525 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) { 526 ql_log(ql_log_warn, vha, 0x7068, 527 "HBA not online, failing flash update.\n"); 528 rval = -EAGAIN; 529 goto out; 530 } 531 532 ql_dbg(ql_dbg_user, vha, 0x7069, 533 "Writing flash region -- 0x%x/0x%x.\n", 534 ha->optrom_region_start, ha->optrom_region_size); 535 536 ha->isp_ops->write_optrom(vha, ha->optrom_buffer, 537 ha->optrom_region_start, ha->optrom_region_size); 538 break; 539 default: 540 rval = -EINVAL; 541 } 542 543 out: 544 mutex_unlock(&ha->optrom_mutex); 545 return rval; 546 } 547 548 static struct bin_attribute sysfs_optrom_ctl_attr = { 549 .attr = { 550 .name = "optrom_ctl", 551 .mode = S_IWUSR, 552 }, 553 .size = 0, 554 .write = qla2x00_sysfs_write_optrom_ctl, 555 }; 556 557 static ssize_t 558 qla2x00_sysfs_read_vpd(struct file *filp, struct kobject *kobj, 559 struct bin_attribute *bin_attr, 560 char *buf, loff_t off, size_t count) 561 { 562 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 563 struct device, kobj))); 564 struct qla_hw_data *ha = vha->hw; 565 566 if (unlikely(pci_channel_offline(ha->pdev))) 567 return -EAGAIN; 568 569 if (!capable(CAP_SYS_ADMIN)) 570 return -EINVAL; 571 572 if (IS_NOCACHE_VPD_TYPE(ha)) 573 ha->isp_ops->read_optrom(vha, ha->vpd, ha->flt_region_vpd << 2, 574 ha->vpd_size); 575 return memory_read_from_buffer(buf, count, &off, ha->vpd, ha->vpd_size); 576 } 577 578 static ssize_t 579 qla2x00_sysfs_write_vpd(struct file *filp, struct kobject *kobj, 580 struct bin_attribute *bin_attr, 581 char *buf, loff_t off, size_t count) 582 { 583 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 584 struct device, kobj))); 585 struct qla_hw_data *ha = vha->hw; 586 uint8_t *tmp_data; 587 588 if (unlikely(pci_channel_offline(ha->pdev))) 589 return 0; 590 591 if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->vpd_size || 592 !ha->isp_ops->write_nvram) 593 return 0; 594 595 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) { 596 ql_log(ql_log_warn, vha, 0x706a, 597 "HBA not online, failing VPD update.\n"); 598 return -EAGAIN; 599 } 600 601 /* Write NVRAM. */ 602 ha->isp_ops->write_nvram(vha, (uint8_t *)buf, ha->vpd_base, count); 603 ha->isp_ops->read_nvram(vha, (uint8_t *)ha->vpd, ha->vpd_base, count); 604 605 /* Update flash version information for 4Gb & above. */ 606 if (!IS_FWI2_CAPABLE(ha)) 607 return -EINVAL; 608 609 tmp_data = vmalloc(256); 610 if (!tmp_data) { 611 ql_log(ql_log_warn, vha, 0x706b, 612 "Unable to allocate memory for VPD information update.\n"); 613 return -ENOMEM; 614 } 615 ha->isp_ops->get_flash_version(vha, tmp_data); 616 vfree(tmp_data); 617 618 return count; 619 } 620 621 static struct bin_attribute sysfs_vpd_attr = { 622 .attr = { 623 .name = "vpd", 624 .mode = S_IRUSR | S_IWUSR, 625 }, 626 .size = 0, 627 .read = qla2x00_sysfs_read_vpd, 628 .write = qla2x00_sysfs_write_vpd, 629 }; 630 631 static ssize_t 632 qla2x00_sysfs_read_sfp(struct file *filp, struct kobject *kobj, 633 struct bin_attribute *bin_attr, 634 char *buf, loff_t off, size_t count) 635 { 636 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 637 struct device, kobj))); 638 struct qla_hw_data *ha = vha->hw; 639 uint16_t iter, addr, offset; 640 int rval; 641 642 if (!capable(CAP_SYS_ADMIN) || off != 0 || count != SFP_DEV_SIZE * 2) 643 return 0; 644 645 if (ha->sfp_data) 646 goto do_read; 647 648 ha->sfp_data = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, 649 &ha->sfp_data_dma); 650 if (!ha->sfp_data) { 651 ql_log(ql_log_warn, vha, 0x706c, 652 "Unable to allocate memory for SFP read-data.\n"); 653 return 0; 654 } 655 656 do_read: 657 memset(ha->sfp_data, 0, SFP_BLOCK_SIZE); 658 addr = 0xa0; 659 for (iter = 0, offset = 0; iter < (SFP_DEV_SIZE * 2) / SFP_BLOCK_SIZE; 660 iter++, offset += SFP_BLOCK_SIZE) { 661 if (iter == 4) { 662 /* Skip to next device address. */ 663 addr = 0xa2; 664 offset = 0; 665 } 666 667 rval = qla2x00_read_sfp(vha, ha->sfp_data_dma, ha->sfp_data, 668 addr, offset, SFP_BLOCK_SIZE, BIT_1); 669 if (rval != QLA_SUCCESS) { 670 ql_log(ql_log_warn, vha, 0x706d, 671 "Unable to read SFP data (%x/%x/%x).\n", rval, 672 addr, offset); 673 674 return -EIO; 675 } 676 memcpy(buf, ha->sfp_data, SFP_BLOCK_SIZE); 677 buf += SFP_BLOCK_SIZE; 678 } 679 680 return count; 681 } 682 683 static struct bin_attribute sysfs_sfp_attr = { 684 .attr = { 685 .name = "sfp", 686 .mode = S_IRUSR | S_IWUSR, 687 }, 688 .size = SFP_DEV_SIZE * 2, 689 .read = qla2x00_sysfs_read_sfp, 690 }; 691 692 static ssize_t 693 qla2x00_sysfs_write_reset(struct file *filp, struct kobject *kobj, 694 struct bin_attribute *bin_attr, 695 char *buf, loff_t off, size_t count) 696 { 697 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 698 struct device, kobj))); 699 struct qla_hw_data *ha = vha->hw; 700 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); 701 int type; 702 uint32_t idc_control; 703 uint8_t *tmp_data = NULL; 704 if (off != 0) 705 return -EINVAL; 706 707 type = simple_strtol(buf, NULL, 10); 708 switch (type) { 709 case 0x2025c: 710 ql_log(ql_log_info, vha, 0x706e, 711 "Issuing ISP reset.\n"); 712 713 scsi_block_requests(vha->host); 714 if (IS_QLA82XX(ha)) { 715 ha->flags.isp82xx_no_md_cap = 1; 716 qla82xx_idc_lock(ha); 717 qla82xx_set_reset_owner(vha); 718 qla82xx_idc_unlock(ha); 719 } else if (IS_QLA8044(ha)) { 720 qla8044_idc_lock(ha); 721 idc_control = qla8044_rd_reg(ha, 722 QLA8044_IDC_DRV_CTRL); 723 qla8044_wr_reg(ha, QLA8044_IDC_DRV_CTRL, 724 (idc_control | GRACEFUL_RESET_BIT1)); 725 qla82xx_set_reset_owner(vha); 726 qla8044_idc_unlock(ha); 727 } else { 728 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); 729 qla2xxx_wake_dpc(vha); 730 } 731 qla2x00_wait_for_chip_reset(vha); 732 scsi_unblock_requests(vha->host); 733 break; 734 case 0x2025d: 735 if (!IS_QLA81XX(ha) && !IS_QLA83XX(ha)) 736 return -EPERM; 737 738 ql_log(ql_log_info, vha, 0x706f, 739 "Issuing MPI reset.\n"); 740 741 if (IS_QLA83XX(ha) || IS_QLA27XX(ha)) { 742 uint32_t idc_control; 743 744 qla83xx_idc_lock(vha, 0); 745 __qla83xx_get_idc_control(vha, &idc_control); 746 idc_control |= QLA83XX_IDC_GRACEFUL_RESET; 747 __qla83xx_set_idc_control(vha, idc_control); 748 qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE, 749 QLA8XXX_DEV_NEED_RESET); 750 qla83xx_idc_audit(vha, IDC_AUDIT_TIMESTAMP); 751 qla83xx_idc_unlock(vha, 0); 752 break; 753 } else { 754 /* Make sure FC side is not in reset */ 755 qla2x00_wait_for_hba_online(vha); 756 757 /* Issue MPI reset */ 758 scsi_block_requests(vha->host); 759 if (qla81xx_restart_mpi_firmware(vha) != QLA_SUCCESS) 760 ql_log(ql_log_warn, vha, 0x7070, 761 "MPI reset failed.\n"); 762 scsi_unblock_requests(vha->host); 763 break; 764 } 765 case 0x2025e: 766 if (!IS_P3P_TYPE(ha) || vha != base_vha) { 767 ql_log(ql_log_info, vha, 0x7071, 768 "FCoE ctx reset no supported.\n"); 769 return -EPERM; 770 } 771 772 ql_log(ql_log_info, vha, 0x7072, 773 "Issuing FCoE ctx reset.\n"); 774 set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags); 775 qla2xxx_wake_dpc(vha); 776 qla2x00_wait_for_fcoe_ctx_reset(vha); 777 break; 778 case 0x2025f: 779 if (!IS_QLA8031(ha)) 780 return -EPERM; 781 ql_log(ql_log_info, vha, 0x70bc, 782 "Disabling Reset by IDC control\n"); 783 qla83xx_idc_lock(vha, 0); 784 __qla83xx_get_idc_control(vha, &idc_control); 785 idc_control |= QLA83XX_IDC_RESET_DISABLED; 786 __qla83xx_set_idc_control(vha, idc_control); 787 qla83xx_idc_unlock(vha, 0); 788 break; 789 case 0x20260: 790 if (!IS_QLA8031(ha)) 791 return -EPERM; 792 ql_log(ql_log_info, vha, 0x70bd, 793 "Enabling Reset by IDC control\n"); 794 qla83xx_idc_lock(vha, 0); 795 __qla83xx_get_idc_control(vha, &idc_control); 796 idc_control &= ~QLA83XX_IDC_RESET_DISABLED; 797 __qla83xx_set_idc_control(vha, idc_control); 798 qla83xx_idc_unlock(vha, 0); 799 break; 800 case 0x20261: 801 ql_dbg(ql_dbg_user, vha, 0x70e0, 802 "Updating cache versions without reset "); 803 804 tmp_data = vmalloc(256); 805 if (!tmp_data) { 806 ql_log(ql_log_warn, vha, 0x70e1, 807 "Unable to allocate memory for VPD information update.\n"); 808 return -ENOMEM; 809 } 810 ha->isp_ops->get_flash_version(vha, tmp_data); 811 vfree(tmp_data); 812 break; 813 } 814 return count; 815 } 816 817 static struct bin_attribute sysfs_reset_attr = { 818 .attr = { 819 .name = "reset", 820 .mode = S_IWUSR, 821 }, 822 .size = 0, 823 .write = qla2x00_sysfs_write_reset, 824 }; 825 826 static ssize_t 827 qla2x00_sysfs_read_xgmac_stats(struct file *filp, struct kobject *kobj, 828 struct bin_attribute *bin_attr, 829 char *buf, loff_t off, size_t count) 830 { 831 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 832 struct device, kobj))); 833 struct qla_hw_data *ha = vha->hw; 834 int rval; 835 uint16_t actual_size; 836 837 if (!capable(CAP_SYS_ADMIN) || off != 0 || count > XGMAC_DATA_SIZE) 838 return 0; 839 840 if (ha->xgmac_data) 841 goto do_read; 842 843 ha->xgmac_data = dma_alloc_coherent(&ha->pdev->dev, XGMAC_DATA_SIZE, 844 &ha->xgmac_data_dma, GFP_KERNEL); 845 if (!ha->xgmac_data) { 846 ql_log(ql_log_warn, vha, 0x7076, 847 "Unable to allocate memory for XGMAC read-data.\n"); 848 return 0; 849 } 850 851 do_read: 852 actual_size = 0; 853 memset(ha->xgmac_data, 0, XGMAC_DATA_SIZE); 854 855 rval = qla2x00_get_xgmac_stats(vha, ha->xgmac_data_dma, 856 XGMAC_DATA_SIZE, &actual_size); 857 if (rval != QLA_SUCCESS) { 858 ql_log(ql_log_warn, vha, 0x7077, 859 "Unable to read XGMAC data (%x).\n", rval); 860 count = 0; 861 } 862 863 count = actual_size > count ? count: actual_size; 864 memcpy(buf, ha->xgmac_data, count); 865 866 return count; 867 } 868 869 static struct bin_attribute sysfs_xgmac_stats_attr = { 870 .attr = { 871 .name = "xgmac_stats", 872 .mode = S_IRUSR, 873 }, 874 .size = 0, 875 .read = qla2x00_sysfs_read_xgmac_stats, 876 }; 877 878 static ssize_t 879 qla2x00_sysfs_read_dcbx_tlv(struct file *filp, struct kobject *kobj, 880 struct bin_attribute *bin_attr, 881 char *buf, loff_t off, size_t count) 882 { 883 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 884 struct device, kobj))); 885 struct qla_hw_data *ha = vha->hw; 886 int rval; 887 888 if (!capable(CAP_SYS_ADMIN) || off != 0 || count > DCBX_TLV_DATA_SIZE) 889 return 0; 890 891 if (ha->dcbx_tlv) 892 goto do_read; 893 894 ha->dcbx_tlv = dma_alloc_coherent(&ha->pdev->dev, DCBX_TLV_DATA_SIZE, 895 &ha->dcbx_tlv_dma, GFP_KERNEL); 896 if (!ha->dcbx_tlv) { 897 ql_log(ql_log_warn, vha, 0x7078, 898 "Unable to allocate memory for DCBX TLV read-data.\n"); 899 return -ENOMEM; 900 } 901 902 do_read: 903 memset(ha->dcbx_tlv, 0, DCBX_TLV_DATA_SIZE); 904 905 rval = qla2x00_get_dcbx_params(vha, ha->dcbx_tlv_dma, 906 DCBX_TLV_DATA_SIZE); 907 if (rval != QLA_SUCCESS) { 908 ql_log(ql_log_warn, vha, 0x7079, 909 "Unable to read DCBX TLV (%x).\n", rval); 910 return -EIO; 911 } 912 913 memcpy(buf, ha->dcbx_tlv, count); 914 915 return count; 916 } 917 918 static struct bin_attribute sysfs_dcbx_tlv_attr = { 919 .attr = { 920 .name = "dcbx_tlv", 921 .mode = S_IRUSR, 922 }, 923 .size = 0, 924 .read = qla2x00_sysfs_read_dcbx_tlv, 925 }; 926 927 static struct sysfs_entry { 928 char *name; 929 struct bin_attribute *attr; 930 int is4GBp_only; 931 } bin_file_entries[] = { 932 { "fw_dump", &sysfs_fw_dump_attr, }, 933 { "fw_dump_template", &sysfs_fw_dump_template_attr, 0x27 }, 934 { "nvram", &sysfs_nvram_attr, }, 935 { "optrom", &sysfs_optrom_attr, }, 936 { "optrom_ctl", &sysfs_optrom_ctl_attr, }, 937 { "vpd", &sysfs_vpd_attr, 1 }, 938 { "sfp", &sysfs_sfp_attr, 1 }, 939 { "reset", &sysfs_reset_attr, }, 940 { "xgmac_stats", &sysfs_xgmac_stats_attr, 3 }, 941 { "dcbx_tlv", &sysfs_dcbx_tlv_attr, 3 }, 942 { NULL }, 943 }; 944 945 void 946 qla2x00_alloc_sysfs_attr(scsi_qla_host_t *vha) 947 { 948 struct Scsi_Host *host = vha->host; 949 struct sysfs_entry *iter; 950 int ret; 951 952 for (iter = bin_file_entries; iter->name; iter++) { 953 if (iter->is4GBp_only && !IS_FWI2_CAPABLE(vha->hw)) 954 continue; 955 if (iter->is4GBp_only == 2 && !IS_QLA25XX(vha->hw)) 956 continue; 957 if (iter->is4GBp_only == 3 && !(IS_CNA_CAPABLE(vha->hw))) 958 continue; 959 if (iter->is4GBp_only == 0x27 && !IS_QLA27XX(vha->hw)) 960 continue; 961 962 ret = sysfs_create_bin_file(&host->shost_gendev.kobj, 963 iter->attr); 964 if (ret) 965 ql_log(ql_log_warn, vha, 0x00f3, 966 "Unable to create sysfs %s binary attribute (%d).\n", 967 iter->name, ret); 968 else 969 ql_dbg(ql_dbg_init, vha, 0x00f4, 970 "Successfully created sysfs %s binary attribure.\n", 971 iter->name); 972 } 973 } 974 975 void 976 qla2x00_free_sysfs_attr(scsi_qla_host_t *vha, bool stop_beacon) 977 { 978 struct Scsi_Host *host = vha->host; 979 struct sysfs_entry *iter; 980 struct qla_hw_data *ha = vha->hw; 981 982 for (iter = bin_file_entries; iter->name; iter++) { 983 if (iter->is4GBp_only && !IS_FWI2_CAPABLE(ha)) 984 continue; 985 if (iter->is4GBp_only == 2 && !IS_QLA25XX(ha)) 986 continue; 987 if (iter->is4GBp_only == 3 && !(IS_CNA_CAPABLE(vha->hw))) 988 continue; 989 if (iter->is4GBp_only == 0x27 && !IS_QLA27XX(vha->hw)) 990 continue; 991 992 sysfs_remove_bin_file(&host->shost_gendev.kobj, 993 iter->attr); 994 } 995 996 if (stop_beacon && ha->beacon_blink_led == 1) 997 ha->isp_ops->beacon_off(vha); 998 } 999 1000 /* Scsi_Host attributes. */ 1001 1002 static ssize_t 1003 qla2x00_drvr_version_show(struct device *dev, 1004 struct device_attribute *attr, char *buf) 1005 { 1006 return scnprintf(buf, PAGE_SIZE, "%s\n", qla2x00_version_str); 1007 } 1008 1009 static ssize_t 1010 qla2x00_fw_version_show(struct device *dev, 1011 struct device_attribute *attr, char *buf) 1012 { 1013 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1014 struct qla_hw_data *ha = vha->hw; 1015 char fw_str[128]; 1016 1017 return scnprintf(buf, PAGE_SIZE, "%s\n", 1018 ha->isp_ops->fw_version_str(vha, fw_str, sizeof(fw_str))); 1019 } 1020 1021 static ssize_t 1022 qla2x00_serial_num_show(struct device *dev, struct device_attribute *attr, 1023 char *buf) 1024 { 1025 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1026 struct qla_hw_data *ha = vha->hw; 1027 uint32_t sn; 1028 1029 if (IS_QLAFX00(vha->hw)) { 1030 return scnprintf(buf, PAGE_SIZE, "%s\n", 1031 vha->hw->mr.serial_num); 1032 } else if (IS_FWI2_CAPABLE(ha)) { 1033 qla2xxx_get_vpd_field(vha, "SN", buf, PAGE_SIZE - 1); 1034 return strlen(strcat(buf, "\n")); 1035 } 1036 1037 sn = ((ha->serial0 & 0x1f) << 16) | (ha->serial2 << 8) | ha->serial1; 1038 return scnprintf(buf, PAGE_SIZE, "%c%05d\n", 'A' + sn / 100000, 1039 sn % 100000); 1040 } 1041 1042 static ssize_t 1043 qla2x00_isp_name_show(struct device *dev, struct device_attribute *attr, 1044 char *buf) 1045 { 1046 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1047 return scnprintf(buf, PAGE_SIZE, "ISP%04X\n", vha->hw->pdev->device); 1048 } 1049 1050 static ssize_t 1051 qla2x00_isp_id_show(struct device *dev, struct device_attribute *attr, 1052 char *buf) 1053 { 1054 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1055 struct qla_hw_data *ha = vha->hw; 1056 1057 if (IS_QLAFX00(vha->hw)) 1058 return scnprintf(buf, PAGE_SIZE, "%s\n", 1059 vha->hw->mr.hw_version); 1060 1061 return scnprintf(buf, PAGE_SIZE, "%04x %04x %04x %04x\n", 1062 ha->product_id[0], ha->product_id[1], ha->product_id[2], 1063 ha->product_id[3]); 1064 } 1065 1066 static ssize_t 1067 qla2x00_model_name_show(struct device *dev, struct device_attribute *attr, 1068 char *buf) 1069 { 1070 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1071 1072 return scnprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_number); 1073 } 1074 1075 static ssize_t 1076 qla2x00_model_desc_show(struct device *dev, struct device_attribute *attr, 1077 char *buf) 1078 { 1079 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1080 return scnprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_desc); 1081 } 1082 1083 static ssize_t 1084 qla2x00_pci_info_show(struct device *dev, struct device_attribute *attr, 1085 char *buf) 1086 { 1087 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1088 char pci_info[30]; 1089 1090 return scnprintf(buf, PAGE_SIZE, "%s\n", 1091 vha->hw->isp_ops->pci_info_str(vha, pci_info)); 1092 } 1093 1094 static ssize_t 1095 qla2x00_link_state_show(struct device *dev, struct device_attribute *attr, 1096 char *buf) 1097 { 1098 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1099 struct qla_hw_data *ha = vha->hw; 1100 int len = 0; 1101 1102 if (atomic_read(&vha->loop_state) == LOOP_DOWN || 1103 atomic_read(&vha->loop_state) == LOOP_DEAD || 1104 vha->device_flags & DFLG_NO_CABLE) 1105 len = scnprintf(buf, PAGE_SIZE, "Link Down\n"); 1106 else if (atomic_read(&vha->loop_state) != LOOP_READY || 1107 qla2x00_reset_active(vha)) 1108 len = scnprintf(buf, PAGE_SIZE, "Unknown Link State\n"); 1109 else { 1110 len = scnprintf(buf, PAGE_SIZE, "Link Up - "); 1111 1112 switch (ha->current_topology) { 1113 case ISP_CFG_NL: 1114 len += scnprintf(buf + len, PAGE_SIZE-len, "Loop\n"); 1115 break; 1116 case ISP_CFG_FL: 1117 len += scnprintf(buf + len, PAGE_SIZE-len, "FL_Port\n"); 1118 break; 1119 case ISP_CFG_N: 1120 len += scnprintf(buf + len, PAGE_SIZE-len, 1121 "N_Port to N_Port\n"); 1122 break; 1123 case ISP_CFG_F: 1124 len += scnprintf(buf + len, PAGE_SIZE-len, "F_Port\n"); 1125 break; 1126 default: 1127 len += scnprintf(buf + len, PAGE_SIZE-len, "Loop\n"); 1128 break; 1129 } 1130 } 1131 return len; 1132 } 1133 1134 static ssize_t 1135 qla2x00_zio_show(struct device *dev, struct device_attribute *attr, 1136 char *buf) 1137 { 1138 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1139 int len = 0; 1140 1141 switch (vha->hw->zio_mode) { 1142 case QLA_ZIO_MODE_6: 1143 len += scnprintf(buf + len, PAGE_SIZE-len, "Mode 6\n"); 1144 break; 1145 case QLA_ZIO_DISABLED: 1146 len += scnprintf(buf + len, PAGE_SIZE-len, "Disabled\n"); 1147 break; 1148 } 1149 return len; 1150 } 1151 1152 static ssize_t 1153 qla2x00_zio_store(struct device *dev, struct device_attribute *attr, 1154 const char *buf, size_t count) 1155 { 1156 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1157 struct qla_hw_data *ha = vha->hw; 1158 int val = 0; 1159 uint16_t zio_mode; 1160 1161 if (!IS_ZIO_SUPPORTED(ha)) 1162 return -ENOTSUPP; 1163 1164 if (sscanf(buf, "%d", &val) != 1) 1165 return -EINVAL; 1166 1167 if (val) 1168 zio_mode = QLA_ZIO_MODE_6; 1169 else 1170 zio_mode = QLA_ZIO_DISABLED; 1171 1172 /* Update per-hba values and queue a reset. */ 1173 if (zio_mode != QLA_ZIO_DISABLED || ha->zio_mode != QLA_ZIO_DISABLED) { 1174 ha->zio_mode = zio_mode; 1175 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); 1176 } 1177 return strlen(buf); 1178 } 1179 1180 static ssize_t 1181 qla2x00_zio_timer_show(struct device *dev, struct device_attribute *attr, 1182 char *buf) 1183 { 1184 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1185 1186 return scnprintf(buf, PAGE_SIZE, "%d us\n", vha->hw->zio_timer * 100); 1187 } 1188 1189 static ssize_t 1190 qla2x00_zio_timer_store(struct device *dev, struct device_attribute *attr, 1191 const char *buf, size_t count) 1192 { 1193 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1194 int val = 0; 1195 uint16_t zio_timer; 1196 1197 if (sscanf(buf, "%d", &val) != 1) 1198 return -EINVAL; 1199 if (val > 25500 || val < 100) 1200 return -ERANGE; 1201 1202 zio_timer = (uint16_t)(val / 100); 1203 vha->hw->zio_timer = zio_timer; 1204 1205 return strlen(buf); 1206 } 1207 1208 static ssize_t 1209 qla2x00_beacon_show(struct device *dev, struct device_attribute *attr, 1210 char *buf) 1211 { 1212 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1213 int len = 0; 1214 1215 if (vha->hw->beacon_blink_led) 1216 len += scnprintf(buf + len, PAGE_SIZE-len, "Enabled\n"); 1217 else 1218 len += scnprintf(buf + len, PAGE_SIZE-len, "Disabled\n"); 1219 return len; 1220 } 1221 1222 static ssize_t 1223 qla2x00_beacon_store(struct device *dev, struct device_attribute *attr, 1224 const char *buf, size_t count) 1225 { 1226 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1227 struct qla_hw_data *ha = vha->hw; 1228 int val = 0; 1229 int rval; 1230 1231 if (IS_QLA2100(ha) || IS_QLA2200(ha)) 1232 return -EPERM; 1233 1234 if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) { 1235 ql_log(ql_log_warn, vha, 0x707a, 1236 "Abort ISP active -- ignoring beacon request.\n"); 1237 return -EBUSY; 1238 } 1239 1240 if (sscanf(buf, "%d", &val) != 1) 1241 return -EINVAL; 1242 1243 if (val) 1244 rval = ha->isp_ops->beacon_on(vha); 1245 else 1246 rval = ha->isp_ops->beacon_off(vha); 1247 1248 if (rval != QLA_SUCCESS) 1249 count = 0; 1250 1251 return count; 1252 } 1253 1254 static ssize_t 1255 qla2x00_optrom_bios_version_show(struct device *dev, 1256 struct device_attribute *attr, char *buf) 1257 { 1258 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1259 struct qla_hw_data *ha = vha->hw; 1260 return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->bios_revision[1], 1261 ha->bios_revision[0]); 1262 } 1263 1264 static ssize_t 1265 qla2x00_optrom_efi_version_show(struct device *dev, 1266 struct device_attribute *attr, char *buf) 1267 { 1268 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1269 struct qla_hw_data *ha = vha->hw; 1270 return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->efi_revision[1], 1271 ha->efi_revision[0]); 1272 } 1273 1274 static ssize_t 1275 qla2x00_optrom_fcode_version_show(struct device *dev, 1276 struct device_attribute *attr, char *buf) 1277 { 1278 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1279 struct qla_hw_data *ha = vha->hw; 1280 return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->fcode_revision[1], 1281 ha->fcode_revision[0]); 1282 } 1283 1284 static ssize_t 1285 qla2x00_optrom_fw_version_show(struct device *dev, 1286 struct device_attribute *attr, char *buf) 1287 { 1288 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1289 struct qla_hw_data *ha = vha->hw; 1290 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d %d\n", 1291 ha->fw_revision[0], ha->fw_revision[1], ha->fw_revision[2], 1292 ha->fw_revision[3]); 1293 } 1294 1295 static ssize_t 1296 qla2x00_optrom_gold_fw_version_show(struct device *dev, 1297 struct device_attribute *attr, char *buf) 1298 { 1299 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1300 struct qla_hw_data *ha = vha->hw; 1301 1302 if (!IS_QLA81XX(ha) && !IS_QLA83XX(ha) && !IS_QLA27XX(ha)) 1303 return scnprintf(buf, PAGE_SIZE, "\n"); 1304 1305 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%d)\n", 1306 ha->gold_fw_version[0], ha->gold_fw_version[1], 1307 ha->gold_fw_version[2], ha->gold_fw_version[3]); 1308 } 1309 1310 static ssize_t 1311 qla2x00_total_isp_aborts_show(struct device *dev, 1312 struct device_attribute *attr, char *buf) 1313 { 1314 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1315 return scnprintf(buf, PAGE_SIZE, "%d\n", 1316 vha->qla_stats.total_isp_aborts); 1317 } 1318 1319 static ssize_t 1320 qla24xx_84xx_fw_version_show(struct device *dev, 1321 struct device_attribute *attr, char *buf) 1322 { 1323 int rval = QLA_SUCCESS; 1324 uint16_t status[2] = {0, 0}; 1325 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1326 struct qla_hw_data *ha = vha->hw; 1327 1328 if (!IS_QLA84XX(ha)) 1329 return scnprintf(buf, PAGE_SIZE, "\n"); 1330 1331 if (ha->cs84xx->op_fw_version == 0) 1332 rval = qla84xx_verify_chip(vha, status); 1333 1334 if ((rval == QLA_SUCCESS) && (status[0] == 0)) 1335 return scnprintf(buf, PAGE_SIZE, "%u\n", 1336 (uint32_t)ha->cs84xx->op_fw_version); 1337 1338 return scnprintf(buf, PAGE_SIZE, "\n"); 1339 } 1340 1341 static ssize_t 1342 qla2x00_mpi_version_show(struct device *dev, struct device_attribute *attr, 1343 char *buf) 1344 { 1345 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1346 struct qla_hw_data *ha = vha->hw; 1347 1348 if (!IS_QLA81XX(ha) && !IS_QLA8031(ha) && !IS_QLA8044(ha) && 1349 !IS_QLA27XX(ha)) 1350 return scnprintf(buf, PAGE_SIZE, "\n"); 1351 1352 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%x)\n", 1353 ha->mpi_version[0], ha->mpi_version[1], ha->mpi_version[2], 1354 ha->mpi_capabilities); 1355 } 1356 1357 static ssize_t 1358 qla2x00_phy_version_show(struct device *dev, struct device_attribute *attr, 1359 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 if (!IS_QLA81XX(ha) && !IS_QLA8031(ha)) 1365 return scnprintf(buf, PAGE_SIZE, "\n"); 1366 1367 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n", 1368 ha->phy_version[0], ha->phy_version[1], ha->phy_version[2]); 1369 } 1370 1371 static ssize_t 1372 qla2x00_flash_block_size_show(struct device *dev, 1373 struct device_attribute *attr, char *buf) 1374 { 1375 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1376 struct qla_hw_data *ha = vha->hw; 1377 1378 return scnprintf(buf, PAGE_SIZE, "0x%x\n", ha->fdt_block_size); 1379 } 1380 1381 static ssize_t 1382 qla2x00_vlan_id_show(struct device *dev, struct device_attribute *attr, 1383 char *buf) 1384 { 1385 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1386 1387 if (!IS_CNA_CAPABLE(vha->hw)) 1388 return scnprintf(buf, PAGE_SIZE, "\n"); 1389 1390 return scnprintf(buf, PAGE_SIZE, "%d\n", vha->fcoe_vlan_id); 1391 } 1392 1393 static ssize_t 1394 qla2x00_vn_port_mac_address_show(struct device *dev, 1395 struct device_attribute *attr, char *buf) 1396 { 1397 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1398 1399 if (!IS_CNA_CAPABLE(vha->hw)) 1400 return scnprintf(buf, PAGE_SIZE, "\n"); 1401 1402 return scnprintf(buf, PAGE_SIZE, "%pMR\n", vha->fcoe_vn_port_mac); 1403 } 1404 1405 static ssize_t 1406 qla2x00_fabric_param_show(struct device *dev, struct device_attribute *attr, 1407 char *buf) 1408 { 1409 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1410 1411 return scnprintf(buf, PAGE_SIZE, "%d\n", vha->hw->switch_cap); 1412 } 1413 1414 static ssize_t 1415 qla2x00_thermal_temp_show(struct device *dev, 1416 struct device_attribute *attr, char *buf) 1417 { 1418 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1419 uint16_t temp = 0; 1420 1421 if (qla2x00_reset_active(vha)) { 1422 ql_log(ql_log_warn, vha, 0x70dc, "ISP reset active.\n"); 1423 goto done; 1424 } 1425 1426 if (vha->hw->flags.eeh_busy) { 1427 ql_log(ql_log_warn, vha, 0x70dd, "PCI EEH busy.\n"); 1428 goto done; 1429 } 1430 1431 if (qla2x00_get_thermal_temp(vha, &temp) == QLA_SUCCESS) 1432 return scnprintf(buf, PAGE_SIZE, "%d\n", temp); 1433 1434 done: 1435 return scnprintf(buf, PAGE_SIZE, "\n"); 1436 } 1437 1438 static ssize_t 1439 qla2x00_fw_state_show(struct device *dev, struct device_attribute *attr, 1440 char *buf) 1441 { 1442 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1443 int rval = QLA_FUNCTION_FAILED; 1444 uint16_t state[6]; 1445 uint32_t pstate; 1446 1447 if (IS_QLAFX00(vha->hw)) { 1448 pstate = qlafx00_fw_state_show(dev, attr, buf); 1449 return scnprintf(buf, PAGE_SIZE, "0x%x\n", pstate); 1450 } 1451 1452 if (qla2x00_reset_active(vha)) 1453 ql_log(ql_log_warn, vha, 0x707c, 1454 "ISP reset active.\n"); 1455 else if (!vha->hw->flags.eeh_busy) 1456 rval = qla2x00_get_firmware_state(vha, state); 1457 if (rval != QLA_SUCCESS) 1458 memset(state, -1, sizeof(state)); 1459 1460 return scnprintf(buf, PAGE_SIZE, "0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n", 1461 state[0], state[1], state[2], state[3], state[4], state[5]); 1462 } 1463 1464 static ssize_t 1465 qla2x00_diag_requests_show(struct device *dev, 1466 struct device_attribute *attr, char *buf) 1467 { 1468 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1469 1470 if (!IS_BIDI_CAPABLE(vha->hw)) 1471 return scnprintf(buf, PAGE_SIZE, "\n"); 1472 1473 return scnprintf(buf, PAGE_SIZE, "%llu\n", vha->bidi_stats.io_count); 1474 } 1475 1476 static ssize_t 1477 qla2x00_diag_megabytes_show(struct device *dev, 1478 struct device_attribute *attr, char *buf) 1479 { 1480 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1481 1482 if (!IS_BIDI_CAPABLE(vha->hw)) 1483 return scnprintf(buf, PAGE_SIZE, "\n"); 1484 1485 return scnprintf(buf, PAGE_SIZE, "%llu\n", 1486 vha->bidi_stats.transfer_bytes >> 20); 1487 } 1488 1489 static ssize_t 1490 qla2x00_fw_dump_size_show(struct device *dev, struct device_attribute *attr, 1491 char *buf) 1492 { 1493 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1494 struct qla_hw_data *ha = vha->hw; 1495 uint32_t size; 1496 1497 if (!ha->fw_dumped) 1498 size = 0; 1499 else if (IS_P3P_TYPE(ha)) 1500 size = ha->md_template_size + ha->md_dump_size; 1501 else 1502 size = ha->fw_dump_len; 1503 1504 return scnprintf(buf, PAGE_SIZE, "%d\n", size); 1505 } 1506 1507 static ssize_t 1508 qla2x00_allow_cna_fw_dump_show(struct device *dev, 1509 struct device_attribute *attr, char *buf) 1510 { 1511 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1512 1513 if (!IS_P3P_TYPE(vha->hw)) 1514 return scnprintf(buf, PAGE_SIZE, "\n"); 1515 else 1516 return scnprintf(buf, PAGE_SIZE, "%s\n", 1517 vha->hw->allow_cna_fw_dump ? "true" : "false"); 1518 } 1519 1520 static ssize_t 1521 qla2x00_allow_cna_fw_dump_store(struct device *dev, 1522 struct device_attribute *attr, const char *buf, size_t count) 1523 { 1524 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1525 int val = 0; 1526 1527 if (!IS_P3P_TYPE(vha->hw)) 1528 return -EINVAL; 1529 1530 if (sscanf(buf, "%d", &val) != 1) 1531 return -EINVAL; 1532 1533 vha->hw->allow_cna_fw_dump = val != 0; 1534 1535 return strlen(buf); 1536 } 1537 1538 static ssize_t 1539 qla2x00_pep_version_show(struct device *dev, struct device_attribute *attr, 1540 char *buf) 1541 { 1542 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1543 struct qla_hw_data *ha = vha->hw; 1544 1545 if (!IS_QLA27XX(ha)) 1546 return scnprintf(buf, PAGE_SIZE, "\n"); 1547 1548 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n", 1549 ha->pep_version[0], ha->pep_version[1], ha->pep_version[2]); 1550 } 1551 1552 static DEVICE_ATTR(driver_version, S_IRUGO, qla2x00_drvr_version_show, NULL); 1553 static DEVICE_ATTR(fw_version, S_IRUGO, qla2x00_fw_version_show, NULL); 1554 static DEVICE_ATTR(serial_num, S_IRUGO, qla2x00_serial_num_show, NULL); 1555 static DEVICE_ATTR(isp_name, S_IRUGO, qla2x00_isp_name_show, NULL); 1556 static DEVICE_ATTR(isp_id, S_IRUGO, qla2x00_isp_id_show, NULL); 1557 static DEVICE_ATTR(model_name, S_IRUGO, qla2x00_model_name_show, NULL); 1558 static DEVICE_ATTR(model_desc, S_IRUGO, qla2x00_model_desc_show, NULL); 1559 static DEVICE_ATTR(pci_info, S_IRUGO, qla2x00_pci_info_show, NULL); 1560 static DEVICE_ATTR(link_state, S_IRUGO, qla2x00_link_state_show, NULL); 1561 static DEVICE_ATTR(zio, S_IRUGO | S_IWUSR, qla2x00_zio_show, qla2x00_zio_store); 1562 static DEVICE_ATTR(zio_timer, S_IRUGO | S_IWUSR, qla2x00_zio_timer_show, 1563 qla2x00_zio_timer_store); 1564 static DEVICE_ATTR(beacon, S_IRUGO | S_IWUSR, qla2x00_beacon_show, 1565 qla2x00_beacon_store); 1566 static DEVICE_ATTR(optrom_bios_version, S_IRUGO, 1567 qla2x00_optrom_bios_version_show, NULL); 1568 static DEVICE_ATTR(optrom_efi_version, S_IRUGO, 1569 qla2x00_optrom_efi_version_show, NULL); 1570 static DEVICE_ATTR(optrom_fcode_version, S_IRUGO, 1571 qla2x00_optrom_fcode_version_show, NULL); 1572 static DEVICE_ATTR(optrom_fw_version, S_IRUGO, qla2x00_optrom_fw_version_show, 1573 NULL); 1574 static DEVICE_ATTR(optrom_gold_fw_version, S_IRUGO, 1575 qla2x00_optrom_gold_fw_version_show, NULL); 1576 static DEVICE_ATTR(84xx_fw_version, S_IRUGO, qla24xx_84xx_fw_version_show, 1577 NULL); 1578 static DEVICE_ATTR(total_isp_aborts, S_IRUGO, qla2x00_total_isp_aborts_show, 1579 NULL); 1580 static DEVICE_ATTR(mpi_version, S_IRUGO, qla2x00_mpi_version_show, NULL); 1581 static DEVICE_ATTR(phy_version, S_IRUGO, qla2x00_phy_version_show, NULL); 1582 static DEVICE_ATTR(flash_block_size, S_IRUGO, qla2x00_flash_block_size_show, 1583 NULL); 1584 static DEVICE_ATTR(vlan_id, S_IRUGO, qla2x00_vlan_id_show, NULL); 1585 static DEVICE_ATTR(vn_port_mac_address, S_IRUGO, 1586 qla2x00_vn_port_mac_address_show, NULL); 1587 static DEVICE_ATTR(fabric_param, S_IRUGO, qla2x00_fabric_param_show, NULL); 1588 static DEVICE_ATTR(fw_state, S_IRUGO, qla2x00_fw_state_show, NULL); 1589 static DEVICE_ATTR(thermal_temp, S_IRUGO, qla2x00_thermal_temp_show, NULL); 1590 static DEVICE_ATTR(diag_requests, S_IRUGO, qla2x00_diag_requests_show, NULL); 1591 static DEVICE_ATTR(diag_megabytes, S_IRUGO, qla2x00_diag_megabytes_show, NULL); 1592 static DEVICE_ATTR(fw_dump_size, S_IRUGO, qla2x00_fw_dump_size_show, NULL); 1593 static DEVICE_ATTR(allow_cna_fw_dump, S_IRUGO | S_IWUSR, 1594 qla2x00_allow_cna_fw_dump_show, 1595 qla2x00_allow_cna_fw_dump_store); 1596 static DEVICE_ATTR(pep_version, S_IRUGO, qla2x00_pep_version_show, NULL); 1597 1598 struct device_attribute *qla2x00_host_attrs[] = { 1599 &dev_attr_driver_version, 1600 &dev_attr_fw_version, 1601 &dev_attr_serial_num, 1602 &dev_attr_isp_name, 1603 &dev_attr_isp_id, 1604 &dev_attr_model_name, 1605 &dev_attr_model_desc, 1606 &dev_attr_pci_info, 1607 &dev_attr_link_state, 1608 &dev_attr_zio, 1609 &dev_attr_zio_timer, 1610 &dev_attr_beacon, 1611 &dev_attr_optrom_bios_version, 1612 &dev_attr_optrom_efi_version, 1613 &dev_attr_optrom_fcode_version, 1614 &dev_attr_optrom_fw_version, 1615 &dev_attr_84xx_fw_version, 1616 &dev_attr_total_isp_aborts, 1617 &dev_attr_mpi_version, 1618 &dev_attr_phy_version, 1619 &dev_attr_flash_block_size, 1620 &dev_attr_vlan_id, 1621 &dev_attr_vn_port_mac_address, 1622 &dev_attr_fabric_param, 1623 &dev_attr_fw_state, 1624 &dev_attr_optrom_gold_fw_version, 1625 &dev_attr_thermal_temp, 1626 &dev_attr_diag_requests, 1627 &dev_attr_diag_megabytes, 1628 &dev_attr_fw_dump_size, 1629 &dev_attr_allow_cna_fw_dump, 1630 &dev_attr_pep_version, 1631 NULL, 1632 }; 1633 1634 /* Host attributes. */ 1635 1636 static void 1637 qla2x00_get_host_port_id(struct Scsi_Host *shost) 1638 { 1639 scsi_qla_host_t *vha = shost_priv(shost); 1640 1641 fc_host_port_id(shost) = vha->d_id.b.domain << 16 | 1642 vha->d_id.b.area << 8 | vha->d_id.b.al_pa; 1643 } 1644 1645 static void 1646 qla2x00_get_host_speed(struct Scsi_Host *shost) 1647 { 1648 struct qla_hw_data *ha = ((struct scsi_qla_host *) 1649 (shost_priv(shost)))->hw; 1650 u32 speed = FC_PORTSPEED_UNKNOWN; 1651 1652 if (IS_QLAFX00(ha)) { 1653 qlafx00_get_host_speed(shost); 1654 return; 1655 } 1656 1657 switch (ha->link_data_rate) { 1658 case PORT_SPEED_1GB: 1659 speed = FC_PORTSPEED_1GBIT; 1660 break; 1661 case PORT_SPEED_2GB: 1662 speed = FC_PORTSPEED_2GBIT; 1663 break; 1664 case PORT_SPEED_4GB: 1665 speed = FC_PORTSPEED_4GBIT; 1666 break; 1667 case PORT_SPEED_8GB: 1668 speed = FC_PORTSPEED_8GBIT; 1669 break; 1670 case PORT_SPEED_10GB: 1671 speed = FC_PORTSPEED_10GBIT; 1672 break; 1673 case PORT_SPEED_16GB: 1674 speed = FC_PORTSPEED_16GBIT; 1675 break; 1676 case PORT_SPEED_32GB: 1677 speed = FC_PORTSPEED_32GBIT; 1678 break; 1679 } 1680 fc_host_speed(shost) = speed; 1681 } 1682 1683 static void 1684 qla2x00_get_host_port_type(struct Scsi_Host *shost) 1685 { 1686 scsi_qla_host_t *vha = shost_priv(shost); 1687 uint32_t port_type = FC_PORTTYPE_UNKNOWN; 1688 1689 if (vha->vp_idx) { 1690 fc_host_port_type(shost) = FC_PORTTYPE_NPIV; 1691 return; 1692 } 1693 switch (vha->hw->current_topology) { 1694 case ISP_CFG_NL: 1695 port_type = FC_PORTTYPE_LPORT; 1696 break; 1697 case ISP_CFG_FL: 1698 port_type = FC_PORTTYPE_NLPORT; 1699 break; 1700 case ISP_CFG_N: 1701 port_type = FC_PORTTYPE_PTP; 1702 break; 1703 case ISP_CFG_F: 1704 port_type = FC_PORTTYPE_NPORT; 1705 break; 1706 } 1707 fc_host_port_type(shost) = port_type; 1708 } 1709 1710 static void 1711 qla2x00_get_starget_node_name(struct scsi_target *starget) 1712 { 1713 struct Scsi_Host *host = dev_to_shost(starget->dev.parent); 1714 scsi_qla_host_t *vha = shost_priv(host); 1715 fc_port_t *fcport; 1716 u64 node_name = 0; 1717 1718 list_for_each_entry(fcport, &vha->vp_fcports, list) { 1719 if (fcport->rport && 1720 starget->id == fcport->rport->scsi_target_id) { 1721 node_name = wwn_to_u64(fcport->node_name); 1722 break; 1723 } 1724 } 1725 1726 fc_starget_node_name(starget) = node_name; 1727 } 1728 1729 static void 1730 qla2x00_get_starget_port_name(struct scsi_target *starget) 1731 { 1732 struct Scsi_Host *host = dev_to_shost(starget->dev.parent); 1733 scsi_qla_host_t *vha = shost_priv(host); 1734 fc_port_t *fcport; 1735 u64 port_name = 0; 1736 1737 list_for_each_entry(fcport, &vha->vp_fcports, list) { 1738 if (fcport->rport && 1739 starget->id == fcport->rport->scsi_target_id) { 1740 port_name = wwn_to_u64(fcport->port_name); 1741 break; 1742 } 1743 } 1744 1745 fc_starget_port_name(starget) = port_name; 1746 } 1747 1748 static void 1749 qla2x00_get_starget_port_id(struct scsi_target *starget) 1750 { 1751 struct Scsi_Host *host = dev_to_shost(starget->dev.parent); 1752 scsi_qla_host_t *vha = shost_priv(host); 1753 fc_port_t *fcport; 1754 uint32_t port_id = ~0U; 1755 1756 list_for_each_entry(fcport, &vha->vp_fcports, list) { 1757 if (fcport->rport && 1758 starget->id == fcport->rport->scsi_target_id) { 1759 port_id = fcport->d_id.b.domain << 16 | 1760 fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa; 1761 break; 1762 } 1763 } 1764 1765 fc_starget_port_id(starget) = port_id; 1766 } 1767 1768 static void 1769 qla2x00_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout) 1770 { 1771 if (timeout) 1772 rport->dev_loss_tmo = timeout; 1773 else 1774 rport->dev_loss_tmo = 1; 1775 } 1776 1777 static void 1778 qla2x00_dev_loss_tmo_callbk(struct fc_rport *rport) 1779 { 1780 struct Scsi_Host *host = rport_to_shost(rport); 1781 fc_port_t *fcport = *(fc_port_t **)rport->dd_data; 1782 unsigned long flags; 1783 1784 if (!fcport) 1785 return; 1786 1787 /* Now that the rport has been deleted, set the fcport state to 1788 FCS_DEVICE_DEAD */ 1789 qla2x00_set_fcport_state(fcport, FCS_DEVICE_DEAD); 1790 1791 /* 1792 * Transport has effectively 'deleted' the rport, clear 1793 * all local references. 1794 */ 1795 spin_lock_irqsave(host->host_lock, flags); 1796 fcport->rport = fcport->drport = NULL; 1797 *((fc_port_t **)rport->dd_data) = NULL; 1798 spin_unlock_irqrestore(host->host_lock, flags); 1799 1800 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags)) 1801 return; 1802 1803 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) { 1804 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16); 1805 return; 1806 } 1807 } 1808 1809 static void 1810 qla2x00_terminate_rport_io(struct fc_rport *rport) 1811 { 1812 fc_port_t *fcport = *(fc_port_t **)rport->dd_data; 1813 1814 if (!fcport) 1815 return; 1816 1817 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags)) 1818 return; 1819 1820 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) { 1821 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16); 1822 return; 1823 } 1824 /* 1825 * At this point all fcport's software-states are cleared. Perform any 1826 * final cleanup of firmware resources (PCBs and XCBs). 1827 */ 1828 if (fcport->loop_id != FC_NO_LOOP_ID) { 1829 if (IS_FWI2_CAPABLE(fcport->vha->hw)) 1830 fcport->vha->hw->isp_ops->fabric_logout(fcport->vha, 1831 fcport->loop_id, fcport->d_id.b.domain, 1832 fcport->d_id.b.area, fcport->d_id.b.al_pa); 1833 else 1834 qla2x00_port_logout(fcport->vha, fcport); 1835 } 1836 } 1837 1838 static int 1839 qla2x00_issue_lip(struct Scsi_Host *shost) 1840 { 1841 scsi_qla_host_t *vha = shost_priv(shost); 1842 1843 if (IS_QLAFX00(vha->hw)) 1844 return 0; 1845 1846 qla2x00_loop_reset(vha); 1847 return 0; 1848 } 1849 1850 static struct fc_host_statistics * 1851 qla2x00_get_fc_host_stats(struct Scsi_Host *shost) 1852 { 1853 scsi_qla_host_t *vha = shost_priv(shost); 1854 struct qla_hw_data *ha = vha->hw; 1855 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); 1856 int rval; 1857 struct link_statistics *stats; 1858 dma_addr_t stats_dma; 1859 struct fc_host_statistics *pfc_host_stat; 1860 1861 pfc_host_stat = &vha->fc_host_stat; 1862 memset(pfc_host_stat, -1, sizeof(struct fc_host_statistics)); 1863 1864 if (IS_QLAFX00(vha->hw)) 1865 goto done; 1866 1867 if (test_bit(UNLOADING, &vha->dpc_flags)) 1868 goto done; 1869 1870 if (unlikely(pci_channel_offline(ha->pdev))) 1871 goto done; 1872 1873 if (qla2x00_reset_active(vha)) 1874 goto done; 1875 1876 stats = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &stats_dma); 1877 if (stats == NULL) { 1878 ql_log(ql_log_warn, vha, 0x707d, 1879 "Failed to allocate memory for stats.\n"); 1880 goto done; 1881 } 1882 memset(stats, 0, DMA_POOL_SIZE); 1883 1884 rval = QLA_FUNCTION_FAILED; 1885 if (IS_FWI2_CAPABLE(ha)) { 1886 rval = qla24xx_get_isp_stats(base_vha, stats, stats_dma); 1887 } else if (atomic_read(&base_vha->loop_state) == LOOP_READY && 1888 !ha->dpc_active) { 1889 /* Must be in a 'READY' state for statistics retrieval. */ 1890 rval = qla2x00_get_link_status(base_vha, base_vha->loop_id, 1891 stats, stats_dma); 1892 } 1893 1894 if (rval != QLA_SUCCESS) 1895 goto done_free; 1896 1897 pfc_host_stat->link_failure_count = stats->link_fail_cnt; 1898 pfc_host_stat->loss_of_sync_count = stats->loss_sync_cnt; 1899 pfc_host_stat->loss_of_signal_count = stats->loss_sig_cnt; 1900 pfc_host_stat->prim_seq_protocol_err_count = stats->prim_seq_err_cnt; 1901 pfc_host_stat->invalid_tx_word_count = stats->inval_xmit_word_cnt; 1902 pfc_host_stat->invalid_crc_count = stats->inval_crc_cnt; 1903 if (IS_FWI2_CAPABLE(ha)) { 1904 pfc_host_stat->lip_count = stats->lip_cnt; 1905 pfc_host_stat->tx_frames = stats->tx_frames; 1906 pfc_host_stat->rx_frames = stats->rx_frames; 1907 pfc_host_stat->dumped_frames = stats->discarded_frames; 1908 pfc_host_stat->nos_count = stats->nos_rcvd; 1909 pfc_host_stat->error_frames = 1910 stats->dropped_frames + stats->discarded_frames; 1911 pfc_host_stat->rx_words = vha->qla_stats.input_bytes; 1912 pfc_host_stat->tx_words = vha->qla_stats.output_bytes; 1913 } 1914 pfc_host_stat->fcp_control_requests = vha->qla_stats.control_requests; 1915 pfc_host_stat->fcp_input_requests = vha->qla_stats.input_requests; 1916 pfc_host_stat->fcp_output_requests = vha->qla_stats.output_requests; 1917 pfc_host_stat->fcp_input_megabytes = vha->qla_stats.input_bytes >> 20; 1918 pfc_host_stat->fcp_output_megabytes = vha->qla_stats.output_bytes >> 20; 1919 pfc_host_stat->seconds_since_last_reset = 1920 get_jiffies_64() - vha->qla_stats.jiffies_at_last_reset; 1921 do_div(pfc_host_stat->seconds_since_last_reset, HZ); 1922 1923 done_free: 1924 dma_pool_free(ha->s_dma_pool, stats, stats_dma); 1925 done: 1926 return pfc_host_stat; 1927 } 1928 1929 static void 1930 qla2x00_reset_host_stats(struct Scsi_Host *shost) 1931 { 1932 scsi_qla_host_t *vha = shost_priv(shost); 1933 1934 memset(&vha->fc_host_stat, 0, sizeof(vha->fc_host_stat)); 1935 1936 vha->qla_stats.jiffies_at_last_reset = get_jiffies_64(); 1937 } 1938 1939 static void 1940 qla2x00_get_host_symbolic_name(struct Scsi_Host *shost) 1941 { 1942 scsi_qla_host_t *vha = shost_priv(shost); 1943 1944 qla2x00_get_sym_node_name(vha, fc_host_symbolic_name(shost), 1945 sizeof(fc_host_symbolic_name(shost))); 1946 } 1947 1948 static void 1949 qla2x00_set_host_system_hostname(struct Scsi_Host *shost) 1950 { 1951 scsi_qla_host_t *vha = shost_priv(shost); 1952 1953 set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags); 1954 } 1955 1956 static void 1957 qla2x00_get_host_fabric_name(struct Scsi_Host *shost) 1958 { 1959 scsi_qla_host_t *vha = shost_priv(shost); 1960 uint8_t node_name[WWN_SIZE] = { 0xFF, 0xFF, 0xFF, 0xFF, \ 1961 0xFF, 0xFF, 0xFF, 0xFF}; 1962 u64 fabric_name = wwn_to_u64(node_name); 1963 1964 if (vha->device_flags & SWITCH_FOUND) 1965 fabric_name = wwn_to_u64(vha->fabric_node_name); 1966 1967 fc_host_fabric_name(shost) = fabric_name; 1968 } 1969 1970 static void 1971 qla2x00_get_host_port_state(struct Scsi_Host *shost) 1972 { 1973 scsi_qla_host_t *vha = shost_priv(shost); 1974 struct scsi_qla_host *base_vha = pci_get_drvdata(vha->hw->pdev); 1975 1976 if (!base_vha->flags.online) { 1977 fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE; 1978 return; 1979 } 1980 1981 switch (atomic_read(&base_vha->loop_state)) { 1982 case LOOP_UPDATE: 1983 fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS; 1984 break; 1985 case LOOP_DOWN: 1986 if (test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags)) 1987 fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS; 1988 else 1989 fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN; 1990 break; 1991 case LOOP_DEAD: 1992 fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN; 1993 break; 1994 case LOOP_READY: 1995 fc_host_port_state(shost) = FC_PORTSTATE_ONLINE; 1996 break; 1997 default: 1998 fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN; 1999 break; 2000 } 2001 } 2002 2003 static int 2004 qla24xx_vport_create(struct fc_vport *fc_vport, bool disable) 2005 { 2006 int ret = 0; 2007 uint8_t qos = 0; 2008 scsi_qla_host_t *base_vha = shost_priv(fc_vport->shost); 2009 scsi_qla_host_t *vha = NULL; 2010 struct qla_hw_data *ha = base_vha->hw; 2011 uint16_t options = 0; 2012 int cnt; 2013 struct req_que *req = ha->req_q_map[0]; 2014 2015 ret = qla24xx_vport_create_req_sanity_check(fc_vport); 2016 if (ret) { 2017 ql_log(ql_log_warn, vha, 0x707e, 2018 "Vport sanity check failed, status %x\n", ret); 2019 return (ret); 2020 } 2021 2022 vha = qla24xx_create_vhost(fc_vport); 2023 if (vha == NULL) { 2024 ql_log(ql_log_warn, vha, 0x707f, "Vport create host failed.\n"); 2025 return FC_VPORT_FAILED; 2026 } 2027 if (disable) { 2028 atomic_set(&vha->vp_state, VP_OFFLINE); 2029 fc_vport_set_state(fc_vport, FC_VPORT_DISABLED); 2030 } else 2031 atomic_set(&vha->vp_state, VP_FAILED); 2032 2033 /* ready to create vport */ 2034 ql_log(ql_log_info, vha, 0x7080, 2035 "VP entry id %d assigned.\n", vha->vp_idx); 2036 2037 /* initialized vport states */ 2038 atomic_set(&vha->loop_state, LOOP_DOWN); 2039 vha->vp_err_state= VP_ERR_PORTDWN; 2040 vha->vp_prev_err_state= VP_ERR_UNKWN; 2041 /* Check if physical ha port is Up */ 2042 if (atomic_read(&base_vha->loop_state) == LOOP_DOWN || 2043 atomic_read(&base_vha->loop_state) == LOOP_DEAD) { 2044 /* Don't retry or attempt login of this virtual port */ 2045 ql_dbg(ql_dbg_user, vha, 0x7081, 2046 "Vport loop state is not UP.\n"); 2047 atomic_set(&vha->loop_state, LOOP_DEAD); 2048 if (!disable) 2049 fc_vport_set_state(fc_vport, FC_VPORT_LINKDOWN); 2050 } 2051 2052 if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif) { 2053 if (ha->fw_attributes & BIT_4) { 2054 int prot = 0, guard; 2055 vha->flags.difdix_supported = 1; 2056 ql_dbg(ql_dbg_user, vha, 0x7082, 2057 "Registered for DIF/DIX type 1 and 3 protection.\n"); 2058 if (ql2xenabledif == 1) 2059 prot = SHOST_DIX_TYPE0_PROTECTION; 2060 scsi_host_set_prot(vha->host, 2061 prot | SHOST_DIF_TYPE1_PROTECTION 2062 | SHOST_DIF_TYPE2_PROTECTION 2063 | SHOST_DIF_TYPE3_PROTECTION 2064 | SHOST_DIX_TYPE1_PROTECTION 2065 | SHOST_DIX_TYPE2_PROTECTION 2066 | SHOST_DIX_TYPE3_PROTECTION); 2067 2068 guard = SHOST_DIX_GUARD_CRC; 2069 2070 if (IS_PI_IPGUARD_CAPABLE(ha) && 2071 (ql2xenabledif > 1 || IS_PI_DIFB_DIX0_CAPABLE(ha))) 2072 guard |= SHOST_DIX_GUARD_IP; 2073 2074 scsi_host_set_guard(vha->host, guard); 2075 } else 2076 vha->flags.difdix_supported = 0; 2077 } 2078 2079 if (scsi_add_host_with_dma(vha->host, &fc_vport->dev, 2080 &ha->pdev->dev)) { 2081 ql_dbg(ql_dbg_user, vha, 0x7083, 2082 "scsi_add_host failure for VP[%d].\n", vha->vp_idx); 2083 goto vport_create_failed_2; 2084 } 2085 2086 /* initialize attributes */ 2087 fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count; 2088 fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name); 2089 fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name); 2090 fc_host_supported_classes(vha->host) = 2091 fc_host_supported_classes(base_vha->host); 2092 fc_host_supported_speeds(vha->host) = 2093 fc_host_supported_speeds(base_vha->host); 2094 2095 qlt_vport_create(vha, ha); 2096 qla24xx_vport_disable(fc_vport, disable); 2097 2098 if (ha->flags.cpu_affinity_enabled) { 2099 req = ha->req_q_map[1]; 2100 ql_dbg(ql_dbg_multiq, vha, 0xc000, 2101 "Request queue %p attached with " 2102 "VP[%d], cpu affinity =%d\n", 2103 req, vha->vp_idx, ha->flags.cpu_affinity_enabled); 2104 goto vport_queue; 2105 } else if (ql2xmaxqueues == 1 || !ha->npiv_info) 2106 goto vport_queue; 2107 /* Create a request queue in QoS mode for the vport */ 2108 for (cnt = 0; cnt < ha->nvram_npiv_size; cnt++) { 2109 if (memcmp(ha->npiv_info[cnt].port_name, vha->port_name, 8) == 0 2110 && memcmp(ha->npiv_info[cnt].node_name, vha->node_name, 2111 8) == 0) { 2112 qos = ha->npiv_info[cnt].q_qos; 2113 break; 2114 } 2115 } 2116 2117 if (qos) { 2118 ret = qla25xx_create_req_que(ha, options, vha->vp_idx, 0, 0, 2119 qos); 2120 if (!ret) 2121 ql_log(ql_log_warn, vha, 0x7084, 2122 "Can't create request queue for VP[%d]\n", 2123 vha->vp_idx); 2124 else { 2125 ql_dbg(ql_dbg_multiq, vha, 0xc001, 2126 "Request Que:%d Q0s: %d) created for VP[%d]\n", 2127 ret, qos, vha->vp_idx); 2128 ql_dbg(ql_dbg_user, vha, 0x7085, 2129 "Request Que:%d Q0s: %d) created for VP[%d]\n", 2130 ret, qos, vha->vp_idx); 2131 req = ha->req_q_map[ret]; 2132 } 2133 } 2134 2135 vport_queue: 2136 vha->req = req; 2137 return 0; 2138 2139 vport_create_failed_2: 2140 qla24xx_disable_vp(vha); 2141 qla24xx_deallocate_vp_id(vha); 2142 scsi_host_put(vha->host); 2143 return FC_VPORT_FAILED; 2144 } 2145 2146 static int 2147 qla24xx_vport_delete(struct fc_vport *fc_vport) 2148 { 2149 scsi_qla_host_t *vha = fc_vport->dd_data; 2150 struct qla_hw_data *ha = vha->hw; 2151 uint16_t id = vha->vp_idx; 2152 2153 while (test_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags) || 2154 test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags)) 2155 msleep(1000); 2156 2157 qla24xx_disable_vp(vha); 2158 2159 vha->flags.delete_progress = 1; 2160 2161 qlt_remove_target(ha, vha); 2162 2163 fc_remove_host(vha->host); 2164 2165 scsi_remove_host(vha->host); 2166 2167 /* Allow timer to run to drain queued items, when removing vp */ 2168 qla24xx_deallocate_vp_id(vha); 2169 2170 if (vha->timer_active) { 2171 qla2x00_vp_stop_timer(vha); 2172 ql_dbg(ql_dbg_user, vha, 0x7086, 2173 "Timer for the VP[%d] has stopped\n", vha->vp_idx); 2174 } 2175 2176 BUG_ON(atomic_read(&vha->vref_count)); 2177 2178 qla2x00_free_fcports(vha); 2179 2180 mutex_lock(&ha->vport_lock); 2181 ha->cur_vport_count--; 2182 clear_bit(vha->vp_idx, ha->vp_idx_map); 2183 mutex_unlock(&ha->vport_lock); 2184 2185 if (vha->req->id && !ha->flags.cpu_affinity_enabled) { 2186 if (qla25xx_delete_req_que(vha, vha->req) != QLA_SUCCESS) 2187 ql_log(ql_log_warn, vha, 0x7087, 2188 "Queue delete failed.\n"); 2189 } 2190 2191 ql_log(ql_log_info, vha, 0x7088, "VP[%d] deleted.\n", id); 2192 scsi_host_put(vha->host); 2193 return 0; 2194 } 2195 2196 static int 2197 qla24xx_vport_disable(struct fc_vport *fc_vport, bool disable) 2198 { 2199 scsi_qla_host_t *vha = fc_vport->dd_data; 2200 2201 if (disable) 2202 qla24xx_disable_vp(vha); 2203 else 2204 qla24xx_enable_vp(vha); 2205 2206 return 0; 2207 } 2208 2209 struct fc_function_template qla2xxx_transport_functions = { 2210 2211 .show_host_node_name = 1, 2212 .show_host_port_name = 1, 2213 .show_host_supported_classes = 1, 2214 .show_host_supported_speeds = 1, 2215 2216 .get_host_port_id = qla2x00_get_host_port_id, 2217 .show_host_port_id = 1, 2218 .get_host_speed = qla2x00_get_host_speed, 2219 .show_host_speed = 1, 2220 .get_host_port_type = qla2x00_get_host_port_type, 2221 .show_host_port_type = 1, 2222 .get_host_symbolic_name = qla2x00_get_host_symbolic_name, 2223 .show_host_symbolic_name = 1, 2224 .set_host_system_hostname = qla2x00_set_host_system_hostname, 2225 .show_host_system_hostname = 1, 2226 .get_host_fabric_name = qla2x00_get_host_fabric_name, 2227 .show_host_fabric_name = 1, 2228 .get_host_port_state = qla2x00_get_host_port_state, 2229 .show_host_port_state = 1, 2230 2231 .dd_fcrport_size = sizeof(struct fc_port *), 2232 .show_rport_supported_classes = 1, 2233 2234 .get_starget_node_name = qla2x00_get_starget_node_name, 2235 .show_starget_node_name = 1, 2236 .get_starget_port_name = qla2x00_get_starget_port_name, 2237 .show_starget_port_name = 1, 2238 .get_starget_port_id = qla2x00_get_starget_port_id, 2239 .show_starget_port_id = 1, 2240 2241 .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo, 2242 .show_rport_dev_loss_tmo = 1, 2243 2244 .issue_fc_host_lip = qla2x00_issue_lip, 2245 .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk, 2246 .terminate_rport_io = qla2x00_terminate_rport_io, 2247 .get_fc_host_stats = qla2x00_get_fc_host_stats, 2248 .reset_fc_host_stats = qla2x00_reset_host_stats, 2249 2250 .vport_create = qla24xx_vport_create, 2251 .vport_disable = qla24xx_vport_disable, 2252 .vport_delete = qla24xx_vport_delete, 2253 .bsg_request = qla24xx_bsg_request, 2254 .bsg_timeout = qla24xx_bsg_timeout, 2255 }; 2256 2257 struct fc_function_template qla2xxx_transport_vport_functions = { 2258 2259 .show_host_node_name = 1, 2260 .show_host_port_name = 1, 2261 .show_host_supported_classes = 1, 2262 2263 .get_host_port_id = qla2x00_get_host_port_id, 2264 .show_host_port_id = 1, 2265 .get_host_speed = qla2x00_get_host_speed, 2266 .show_host_speed = 1, 2267 .get_host_port_type = qla2x00_get_host_port_type, 2268 .show_host_port_type = 1, 2269 .get_host_symbolic_name = qla2x00_get_host_symbolic_name, 2270 .show_host_symbolic_name = 1, 2271 .set_host_system_hostname = qla2x00_set_host_system_hostname, 2272 .show_host_system_hostname = 1, 2273 .get_host_fabric_name = qla2x00_get_host_fabric_name, 2274 .show_host_fabric_name = 1, 2275 .get_host_port_state = qla2x00_get_host_port_state, 2276 .show_host_port_state = 1, 2277 2278 .dd_fcrport_size = sizeof(struct fc_port *), 2279 .show_rport_supported_classes = 1, 2280 2281 .get_starget_node_name = qla2x00_get_starget_node_name, 2282 .show_starget_node_name = 1, 2283 .get_starget_port_name = qla2x00_get_starget_port_name, 2284 .show_starget_port_name = 1, 2285 .get_starget_port_id = qla2x00_get_starget_port_id, 2286 .show_starget_port_id = 1, 2287 2288 .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo, 2289 .show_rport_dev_loss_tmo = 1, 2290 2291 .issue_fc_host_lip = qla2x00_issue_lip, 2292 .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk, 2293 .terminate_rport_io = qla2x00_terminate_rport_io, 2294 .get_fc_host_stats = qla2x00_get_fc_host_stats, 2295 .reset_fc_host_stats = qla2x00_reset_host_stats, 2296 2297 .bsg_request = qla24xx_bsg_request, 2298 .bsg_timeout = qla24xx_bsg_timeout, 2299 }; 2300 2301 void 2302 qla2x00_init_host_attr(scsi_qla_host_t *vha) 2303 { 2304 struct qla_hw_data *ha = vha->hw; 2305 u32 speed = FC_PORTSPEED_UNKNOWN; 2306 2307 fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count; 2308 fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name); 2309 fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name); 2310 fc_host_supported_classes(vha->host) = ha->tgt.enable_class_2 ? 2311 (FC_COS_CLASS2|FC_COS_CLASS3) : FC_COS_CLASS3; 2312 fc_host_max_npiv_vports(vha->host) = ha->max_npiv_vports; 2313 fc_host_npiv_vports_inuse(vha->host) = ha->cur_vport_count; 2314 2315 if (IS_CNA_CAPABLE(ha)) 2316 speed = FC_PORTSPEED_10GBIT; 2317 else if (IS_QLA2031(ha)) 2318 speed = FC_PORTSPEED_16GBIT | FC_PORTSPEED_8GBIT | 2319 FC_PORTSPEED_4GBIT; 2320 else if (IS_QLA25XX(ha)) 2321 speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT | 2322 FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT; 2323 else if (IS_QLA24XX_TYPE(ha)) 2324 speed = FC_PORTSPEED_4GBIT | FC_PORTSPEED_2GBIT | 2325 FC_PORTSPEED_1GBIT; 2326 else if (IS_QLA23XX(ha)) 2327 speed = FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT; 2328 else if (IS_QLAFX00(ha)) 2329 speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT | 2330 FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT; 2331 else if (IS_QLA27XX(ha)) 2332 speed = FC_PORTSPEED_32GBIT | FC_PORTSPEED_16GBIT | 2333 FC_PORTSPEED_8GBIT; 2334 else 2335 speed = FC_PORTSPEED_1GBIT; 2336 fc_host_supported_speeds(vha->host) = speed; 2337 } 2338