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_nvram(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 (!capable(CAP_SYS_ADMIN)) 159 return 0; 160 161 mutex_lock(&ha->optrom_mutex); 162 if (qla2x00_chip_is_down(vha)) { 163 mutex_unlock(&ha->optrom_mutex); 164 return -EAGAIN; 165 } 166 167 if (IS_NOCACHE_VPD_TYPE(ha)) 168 ha->isp_ops->read_optrom(vha, ha->nvram, ha->flt_region_nvram << 2, 169 ha->nvram_size); 170 mutex_unlock(&ha->optrom_mutex); 171 172 return memory_read_from_buffer(buf, count, &off, ha->nvram, 173 ha->nvram_size); 174 } 175 176 static ssize_t 177 qla2x00_sysfs_write_nvram(struct file *filp, struct kobject *kobj, 178 struct bin_attribute *bin_attr, 179 char *buf, loff_t off, size_t count) 180 { 181 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 182 struct device, kobj))); 183 struct qla_hw_data *ha = vha->hw; 184 uint16_t cnt; 185 186 if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->nvram_size || 187 !ha->isp_ops->write_nvram) 188 return -EINVAL; 189 190 /* Checksum NVRAM. */ 191 if (IS_FWI2_CAPABLE(ha)) { 192 uint32_t *iter; 193 uint32_t chksum; 194 195 iter = (uint32_t *)buf; 196 chksum = 0; 197 for (cnt = 0; cnt < ((count >> 2) - 1); cnt++, iter++) 198 chksum += le32_to_cpu(*iter); 199 chksum = ~chksum + 1; 200 *iter = cpu_to_le32(chksum); 201 } else { 202 uint8_t *iter; 203 uint8_t chksum; 204 205 iter = (uint8_t *)buf; 206 chksum = 0; 207 for (cnt = 0; cnt < count - 1; cnt++) 208 chksum += *iter++; 209 chksum = ~chksum + 1; 210 *iter = chksum; 211 } 212 213 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) { 214 ql_log(ql_log_warn, vha, 0x705f, 215 "HBA not online, failing NVRAM update.\n"); 216 return -EAGAIN; 217 } 218 219 mutex_lock(&ha->optrom_mutex); 220 if (qla2x00_chip_is_down(vha)) { 221 mutex_unlock(&ha->optrom_mutex); 222 return -EAGAIN; 223 } 224 225 /* Write NVRAM. */ 226 ha->isp_ops->write_nvram(vha, (uint8_t *)buf, ha->nvram_base, count); 227 ha->isp_ops->read_nvram(vha, (uint8_t *)ha->nvram, ha->nvram_base, 228 count); 229 mutex_unlock(&ha->optrom_mutex); 230 231 ql_dbg(ql_dbg_user, vha, 0x7060, 232 "Setting ISP_ABORT_NEEDED\n"); 233 /* NVRAM settings take effect immediately. */ 234 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); 235 qla2xxx_wake_dpc(vha); 236 qla2x00_wait_for_chip_reset(vha); 237 238 return count; 239 } 240 241 static struct bin_attribute sysfs_nvram_attr = { 242 .attr = { 243 .name = "nvram", 244 .mode = S_IRUSR | S_IWUSR, 245 }, 246 .size = 512, 247 .read = qla2x00_sysfs_read_nvram, 248 .write = qla2x00_sysfs_write_nvram, 249 }; 250 251 static ssize_t 252 qla2x00_sysfs_read_optrom(struct file *filp, struct kobject *kobj, 253 struct bin_attribute *bin_attr, 254 char *buf, loff_t off, size_t count) 255 { 256 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 257 struct device, kobj))); 258 struct qla_hw_data *ha = vha->hw; 259 ssize_t rval = 0; 260 261 mutex_lock(&ha->optrom_mutex); 262 263 if (ha->optrom_state != QLA_SREADING) 264 goto out; 265 266 rval = memory_read_from_buffer(buf, count, &off, ha->optrom_buffer, 267 ha->optrom_region_size); 268 269 out: 270 mutex_unlock(&ha->optrom_mutex); 271 272 return rval; 273 } 274 275 static ssize_t 276 qla2x00_sysfs_write_optrom(struct file *filp, struct kobject *kobj, 277 struct bin_attribute *bin_attr, 278 char *buf, loff_t off, size_t count) 279 { 280 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 281 struct device, kobj))); 282 struct qla_hw_data *ha = vha->hw; 283 284 mutex_lock(&ha->optrom_mutex); 285 286 if (ha->optrom_state != QLA_SWRITING) { 287 mutex_unlock(&ha->optrom_mutex); 288 return -EINVAL; 289 } 290 if (off > ha->optrom_region_size) { 291 mutex_unlock(&ha->optrom_mutex); 292 return -ERANGE; 293 } 294 if (off + count > ha->optrom_region_size) 295 count = ha->optrom_region_size - off; 296 297 memcpy(&ha->optrom_buffer[off], buf, count); 298 mutex_unlock(&ha->optrom_mutex); 299 300 return count; 301 } 302 303 static struct bin_attribute sysfs_optrom_attr = { 304 .attr = { 305 .name = "optrom", 306 .mode = S_IRUSR | S_IWUSR, 307 }, 308 .size = 0, 309 .read = qla2x00_sysfs_read_optrom, 310 .write = qla2x00_sysfs_write_optrom, 311 }; 312 313 static ssize_t 314 qla2x00_sysfs_write_optrom_ctl(struct file *filp, struct kobject *kobj, 315 struct bin_attribute *bin_attr, 316 char *buf, loff_t off, size_t count) 317 { 318 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 319 struct device, kobj))); 320 struct qla_hw_data *ha = vha->hw; 321 uint32_t start = 0; 322 uint32_t size = ha->optrom_size; 323 int val, valid; 324 ssize_t rval = count; 325 326 if (off) 327 return -EINVAL; 328 329 if (unlikely(pci_channel_offline(ha->pdev))) 330 return -EAGAIN; 331 332 if (sscanf(buf, "%d:%x:%x", &val, &start, &size) < 1) 333 return -EINVAL; 334 if (start > ha->optrom_size) 335 return -EINVAL; 336 if (size > ha->optrom_size - start) 337 size = ha->optrom_size - start; 338 339 mutex_lock(&ha->optrom_mutex); 340 if (qla2x00_chip_is_down(vha)) { 341 mutex_unlock(&ha->optrom_mutex); 342 return -EAGAIN; 343 } 344 switch (val) { 345 case 0: 346 if (ha->optrom_state != QLA_SREADING && 347 ha->optrom_state != QLA_SWRITING) { 348 rval = -EINVAL; 349 goto out; 350 } 351 ha->optrom_state = QLA_SWAITING; 352 353 ql_dbg(ql_dbg_user, vha, 0x7061, 354 "Freeing flash region allocation -- 0x%x bytes.\n", 355 ha->optrom_region_size); 356 357 vfree(ha->optrom_buffer); 358 ha->optrom_buffer = NULL; 359 break; 360 case 1: 361 if (ha->optrom_state != QLA_SWAITING) { 362 rval = -EINVAL; 363 goto out; 364 } 365 366 ha->optrom_region_start = start; 367 ha->optrom_region_size = start + size; 368 369 ha->optrom_state = QLA_SREADING; 370 ha->optrom_buffer = vmalloc(ha->optrom_region_size); 371 if (ha->optrom_buffer == NULL) { 372 ql_log(ql_log_warn, vha, 0x7062, 373 "Unable to allocate memory for optrom retrieval " 374 "(%x).\n", ha->optrom_region_size); 375 376 ha->optrom_state = QLA_SWAITING; 377 rval = -ENOMEM; 378 goto out; 379 } 380 381 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) { 382 ql_log(ql_log_warn, vha, 0x7063, 383 "HBA not online, failing NVRAM update.\n"); 384 rval = -EAGAIN; 385 goto out; 386 } 387 388 ql_dbg(ql_dbg_user, vha, 0x7064, 389 "Reading flash region -- 0x%x/0x%x.\n", 390 ha->optrom_region_start, ha->optrom_region_size); 391 392 memset(ha->optrom_buffer, 0, ha->optrom_region_size); 393 ha->isp_ops->read_optrom(vha, ha->optrom_buffer, 394 ha->optrom_region_start, ha->optrom_region_size); 395 break; 396 case 2: 397 if (ha->optrom_state != QLA_SWAITING) { 398 rval = -EINVAL; 399 goto out; 400 } 401 402 /* 403 * We need to be more restrictive on which FLASH regions are 404 * allowed to be updated via user-space. Regions accessible 405 * via this method include: 406 * 407 * ISP21xx/ISP22xx/ISP23xx type boards: 408 * 409 * 0x000000 -> 0x020000 -- Boot code. 410 * 411 * ISP2322/ISP24xx type boards: 412 * 413 * 0x000000 -> 0x07ffff -- Boot code. 414 * 0x080000 -> 0x0fffff -- Firmware. 415 * 416 * ISP25xx type boards: 417 * 418 * 0x000000 -> 0x07ffff -- Boot code. 419 * 0x080000 -> 0x0fffff -- Firmware. 420 * 0x120000 -> 0x12ffff -- VPD and HBA parameters. 421 */ 422 valid = 0; 423 if (ha->optrom_size == OPTROM_SIZE_2300 && start == 0) 424 valid = 1; 425 else if (start == (ha->flt_region_boot * 4) || 426 start == (ha->flt_region_fw * 4)) 427 valid = 1; 428 else if (IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha) 429 || IS_CNA_CAPABLE(ha) || IS_QLA2031(ha) 430 || IS_QLA27XX(ha)) 431 valid = 1; 432 if (!valid) { 433 ql_log(ql_log_warn, vha, 0x7065, 434 "Invalid start region 0x%x/0x%x.\n", start, size); 435 rval = -EINVAL; 436 goto out; 437 } 438 439 ha->optrom_region_start = start; 440 ha->optrom_region_size = start + size; 441 442 ha->optrom_state = QLA_SWRITING; 443 ha->optrom_buffer = vmalloc(ha->optrom_region_size); 444 if (ha->optrom_buffer == NULL) { 445 ql_log(ql_log_warn, vha, 0x7066, 446 "Unable to allocate memory for optrom update " 447 "(%x)\n", ha->optrom_region_size); 448 449 ha->optrom_state = QLA_SWAITING; 450 rval = -ENOMEM; 451 goto out; 452 } 453 454 ql_dbg(ql_dbg_user, vha, 0x7067, 455 "Staging flash region write -- 0x%x/0x%x.\n", 456 ha->optrom_region_start, ha->optrom_region_size); 457 458 memset(ha->optrom_buffer, 0, ha->optrom_region_size); 459 break; 460 case 3: 461 if (ha->optrom_state != QLA_SWRITING) { 462 rval = -EINVAL; 463 goto out; 464 } 465 466 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) { 467 ql_log(ql_log_warn, vha, 0x7068, 468 "HBA not online, failing flash update.\n"); 469 rval = -EAGAIN; 470 goto out; 471 } 472 473 ql_dbg(ql_dbg_user, vha, 0x7069, 474 "Writing flash region -- 0x%x/0x%x.\n", 475 ha->optrom_region_start, ha->optrom_region_size); 476 477 ha->isp_ops->write_optrom(vha, ha->optrom_buffer, 478 ha->optrom_region_start, ha->optrom_region_size); 479 break; 480 default: 481 rval = -EINVAL; 482 } 483 484 out: 485 mutex_unlock(&ha->optrom_mutex); 486 return rval; 487 } 488 489 static struct bin_attribute sysfs_optrom_ctl_attr = { 490 .attr = { 491 .name = "optrom_ctl", 492 .mode = S_IWUSR, 493 }, 494 .size = 0, 495 .write = qla2x00_sysfs_write_optrom_ctl, 496 }; 497 498 static ssize_t 499 qla2x00_sysfs_read_vpd(struct file *filp, struct kobject *kobj, 500 struct bin_attribute *bin_attr, 501 char *buf, loff_t off, size_t count) 502 { 503 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 504 struct device, kobj))); 505 struct qla_hw_data *ha = vha->hw; 506 uint32_t faddr; 507 508 if (unlikely(pci_channel_offline(ha->pdev))) 509 return -EAGAIN; 510 511 if (!capable(CAP_SYS_ADMIN)) 512 return -EINVAL; 513 514 if (IS_NOCACHE_VPD_TYPE(ha)) { 515 faddr = ha->flt_region_vpd << 2; 516 517 if (IS_QLA27XX(ha) && 518 qla27xx_find_valid_image(vha) == QLA27XX_SECONDARY_IMAGE) 519 faddr = ha->flt_region_vpd_sec << 2; 520 521 mutex_lock(&ha->optrom_mutex); 522 if (qla2x00_chip_is_down(vha)) { 523 mutex_unlock(&ha->optrom_mutex); 524 return -EAGAIN; 525 } 526 ha->isp_ops->read_optrom(vha, ha->vpd, faddr, 527 ha->vpd_size); 528 mutex_unlock(&ha->optrom_mutex); 529 } 530 return memory_read_from_buffer(buf, count, &off, ha->vpd, ha->vpd_size); 531 } 532 533 static ssize_t 534 qla2x00_sysfs_write_vpd(struct file *filp, struct kobject *kobj, 535 struct bin_attribute *bin_attr, 536 char *buf, loff_t off, size_t count) 537 { 538 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 539 struct device, kobj))); 540 struct qla_hw_data *ha = vha->hw; 541 uint8_t *tmp_data; 542 543 if (unlikely(pci_channel_offline(ha->pdev))) 544 return 0; 545 546 if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->vpd_size || 547 !ha->isp_ops->write_nvram) 548 return 0; 549 550 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) { 551 ql_log(ql_log_warn, vha, 0x706a, 552 "HBA not online, failing VPD update.\n"); 553 return -EAGAIN; 554 } 555 556 mutex_lock(&ha->optrom_mutex); 557 if (qla2x00_chip_is_down(vha)) { 558 mutex_unlock(&ha->optrom_mutex); 559 return -EAGAIN; 560 } 561 562 /* Write NVRAM. */ 563 ha->isp_ops->write_nvram(vha, (uint8_t *)buf, ha->vpd_base, count); 564 ha->isp_ops->read_nvram(vha, (uint8_t *)ha->vpd, ha->vpd_base, count); 565 566 /* Update flash version information for 4Gb & above. */ 567 if (!IS_FWI2_CAPABLE(ha)) { 568 mutex_unlock(&ha->optrom_mutex); 569 return -EINVAL; 570 } 571 572 tmp_data = vmalloc(256); 573 if (!tmp_data) { 574 mutex_unlock(&ha->optrom_mutex); 575 ql_log(ql_log_warn, vha, 0x706b, 576 "Unable to allocate memory for VPD information update.\n"); 577 return -ENOMEM; 578 } 579 ha->isp_ops->get_flash_version(vha, tmp_data); 580 vfree(tmp_data); 581 582 mutex_unlock(&ha->optrom_mutex); 583 584 return count; 585 } 586 587 static struct bin_attribute sysfs_vpd_attr = { 588 .attr = { 589 .name = "vpd", 590 .mode = S_IRUSR | S_IWUSR, 591 }, 592 .size = 0, 593 .read = qla2x00_sysfs_read_vpd, 594 .write = qla2x00_sysfs_write_vpd, 595 }; 596 597 static ssize_t 598 qla2x00_sysfs_read_sfp(struct file *filp, struct kobject *kobj, 599 struct bin_attribute *bin_attr, 600 char *buf, loff_t off, size_t count) 601 { 602 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 603 struct device, kobj))); 604 int rval; 605 606 if (!capable(CAP_SYS_ADMIN) || off != 0 || count < SFP_DEV_SIZE) 607 return 0; 608 609 mutex_lock(&vha->hw->optrom_mutex); 610 if (qla2x00_chip_is_down(vha)) { 611 mutex_unlock(&vha->hw->optrom_mutex); 612 return 0; 613 } 614 615 rval = qla2x00_read_sfp_dev(vha, buf, count); 616 mutex_unlock(&vha->hw->optrom_mutex); 617 618 if (rval) 619 return -EIO; 620 621 return count; 622 } 623 624 static struct bin_attribute sysfs_sfp_attr = { 625 .attr = { 626 .name = "sfp", 627 .mode = S_IRUSR | S_IWUSR, 628 }, 629 .size = SFP_DEV_SIZE, 630 .read = qla2x00_sysfs_read_sfp, 631 }; 632 633 static ssize_t 634 qla2x00_sysfs_write_reset(struct file *filp, struct kobject *kobj, 635 struct bin_attribute *bin_attr, 636 char *buf, loff_t off, size_t count) 637 { 638 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 639 struct device, kobj))); 640 struct qla_hw_data *ha = vha->hw; 641 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); 642 int type; 643 uint32_t idc_control; 644 uint8_t *tmp_data = NULL; 645 if (off != 0) 646 return -EINVAL; 647 648 type = simple_strtol(buf, NULL, 10); 649 switch (type) { 650 case 0x2025c: 651 ql_log(ql_log_info, vha, 0x706e, 652 "Issuing ISP reset.\n"); 653 654 scsi_block_requests(vha->host); 655 if (IS_QLA82XX(ha)) { 656 ha->flags.isp82xx_no_md_cap = 1; 657 qla82xx_idc_lock(ha); 658 qla82xx_set_reset_owner(vha); 659 qla82xx_idc_unlock(ha); 660 } else if (IS_QLA8044(ha)) { 661 qla8044_idc_lock(ha); 662 idc_control = qla8044_rd_reg(ha, 663 QLA8044_IDC_DRV_CTRL); 664 qla8044_wr_reg(ha, QLA8044_IDC_DRV_CTRL, 665 (idc_control | GRACEFUL_RESET_BIT1)); 666 qla82xx_set_reset_owner(vha); 667 qla8044_idc_unlock(ha); 668 } else { 669 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); 670 qla2xxx_wake_dpc(vha); 671 } 672 qla2x00_wait_for_chip_reset(vha); 673 scsi_unblock_requests(vha->host); 674 break; 675 case 0x2025d: 676 if (!IS_QLA81XX(ha) && !IS_QLA83XX(ha)) 677 return -EPERM; 678 679 ql_log(ql_log_info, vha, 0x706f, 680 "Issuing MPI reset.\n"); 681 682 if (IS_QLA83XX(ha) || IS_QLA27XX(ha)) { 683 uint32_t idc_control; 684 685 qla83xx_idc_lock(vha, 0); 686 __qla83xx_get_idc_control(vha, &idc_control); 687 idc_control |= QLA83XX_IDC_GRACEFUL_RESET; 688 __qla83xx_set_idc_control(vha, idc_control); 689 qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE, 690 QLA8XXX_DEV_NEED_RESET); 691 qla83xx_idc_audit(vha, IDC_AUDIT_TIMESTAMP); 692 qla83xx_idc_unlock(vha, 0); 693 break; 694 } else { 695 /* Make sure FC side is not in reset */ 696 qla2x00_wait_for_hba_online(vha); 697 698 /* Issue MPI reset */ 699 scsi_block_requests(vha->host); 700 if (qla81xx_restart_mpi_firmware(vha) != QLA_SUCCESS) 701 ql_log(ql_log_warn, vha, 0x7070, 702 "MPI reset failed.\n"); 703 scsi_unblock_requests(vha->host); 704 break; 705 } 706 case 0x2025e: 707 if (!IS_P3P_TYPE(ha) || vha != base_vha) { 708 ql_log(ql_log_info, vha, 0x7071, 709 "FCoE ctx reset not supported.\n"); 710 return -EPERM; 711 } 712 713 ql_log(ql_log_info, vha, 0x7072, 714 "Issuing FCoE ctx reset.\n"); 715 set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags); 716 qla2xxx_wake_dpc(vha); 717 qla2x00_wait_for_fcoe_ctx_reset(vha); 718 break; 719 case 0x2025f: 720 if (!IS_QLA8031(ha)) 721 return -EPERM; 722 ql_log(ql_log_info, vha, 0x70bc, 723 "Disabling Reset by IDC control\n"); 724 qla83xx_idc_lock(vha, 0); 725 __qla83xx_get_idc_control(vha, &idc_control); 726 idc_control |= QLA83XX_IDC_RESET_DISABLED; 727 __qla83xx_set_idc_control(vha, idc_control); 728 qla83xx_idc_unlock(vha, 0); 729 break; 730 case 0x20260: 731 if (!IS_QLA8031(ha)) 732 return -EPERM; 733 ql_log(ql_log_info, vha, 0x70bd, 734 "Enabling Reset by IDC control\n"); 735 qla83xx_idc_lock(vha, 0); 736 __qla83xx_get_idc_control(vha, &idc_control); 737 idc_control &= ~QLA83XX_IDC_RESET_DISABLED; 738 __qla83xx_set_idc_control(vha, idc_control); 739 qla83xx_idc_unlock(vha, 0); 740 break; 741 case 0x20261: 742 ql_dbg(ql_dbg_user, vha, 0x70e0, 743 "Updating cache versions without reset "); 744 745 tmp_data = vmalloc(256); 746 if (!tmp_data) { 747 ql_log(ql_log_warn, vha, 0x70e1, 748 "Unable to allocate memory for VPD information update.\n"); 749 return -ENOMEM; 750 } 751 ha->isp_ops->get_flash_version(vha, tmp_data); 752 vfree(tmp_data); 753 break; 754 } 755 return count; 756 } 757 758 static struct bin_attribute sysfs_reset_attr = { 759 .attr = { 760 .name = "reset", 761 .mode = S_IWUSR, 762 }, 763 .size = 0, 764 .write = qla2x00_sysfs_write_reset, 765 }; 766 767 static ssize_t 768 qla2x00_issue_logo(struct file *filp, struct kobject *kobj, 769 struct bin_attribute *bin_attr, 770 char *buf, loff_t off, size_t count) 771 { 772 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 773 struct device, kobj))); 774 int type; 775 port_id_t did; 776 777 if (!capable(CAP_SYS_ADMIN)) 778 return 0; 779 780 if (unlikely(pci_channel_offline(vha->hw->pdev))) 781 return 0; 782 783 if (qla2x00_chip_is_down(vha)) 784 return 0; 785 786 type = simple_strtol(buf, NULL, 10); 787 788 did.b.domain = (type & 0x00ff0000) >> 16; 789 did.b.area = (type & 0x0000ff00) >> 8; 790 did.b.al_pa = (type & 0x000000ff); 791 792 ql_log(ql_log_info, vha, 0xd04d, "portid=%02x%02x%02x done\n", 793 did.b.domain, did.b.area, did.b.al_pa); 794 795 ql_log(ql_log_info, vha, 0x70e4, "%s: %d\n", __func__, type); 796 797 qla24xx_els_dcmd_iocb(vha, ELS_DCMD_LOGO, did); 798 return count; 799 } 800 801 static struct bin_attribute sysfs_issue_logo_attr = { 802 .attr = { 803 .name = "issue_logo", 804 .mode = S_IWUSR, 805 }, 806 .size = 0, 807 .write = qla2x00_issue_logo, 808 }; 809 810 static ssize_t 811 qla2x00_sysfs_read_xgmac_stats(struct file *filp, struct kobject *kobj, 812 struct bin_attribute *bin_attr, 813 char *buf, loff_t off, size_t count) 814 { 815 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 816 struct device, kobj))); 817 struct qla_hw_data *ha = vha->hw; 818 int rval; 819 uint16_t actual_size; 820 821 if (!capable(CAP_SYS_ADMIN) || off != 0 || count > XGMAC_DATA_SIZE) 822 return 0; 823 824 if (unlikely(pci_channel_offline(ha->pdev))) 825 return 0; 826 mutex_lock(&vha->hw->optrom_mutex); 827 if (qla2x00_chip_is_down(vha)) { 828 mutex_unlock(&vha->hw->optrom_mutex); 829 return 0; 830 } 831 832 if (ha->xgmac_data) 833 goto do_read; 834 835 ha->xgmac_data = dma_alloc_coherent(&ha->pdev->dev, XGMAC_DATA_SIZE, 836 &ha->xgmac_data_dma, GFP_KERNEL); 837 if (!ha->xgmac_data) { 838 mutex_unlock(&vha->hw->optrom_mutex); 839 ql_log(ql_log_warn, vha, 0x7076, 840 "Unable to allocate memory for XGMAC read-data.\n"); 841 return 0; 842 } 843 844 do_read: 845 actual_size = 0; 846 memset(ha->xgmac_data, 0, XGMAC_DATA_SIZE); 847 848 rval = qla2x00_get_xgmac_stats(vha, ha->xgmac_data_dma, 849 XGMAC_DATA_SIZE, &actual_size); 850 851 mutex_unlock(&vha->hw->optrom_mutex); 852 if (rval != QLA_SUCCESS) { 853 ql_log(ql_log_warn, vha, 0x7077, 854 "Unable to read XGMAC data (%x).\n", rval); 855 count = 0; 856 } 857 858 count = actual_size > count ? count: actual_size; 859 memcpy(buf, ha->xgmac_data, count); 860 861 return count; 862 } 863 864 static struct bin_attribute sysfs_xgmac_stats_attr = { 865 .attr = { 866 .name = "xgmac_stats", 867 .mode = S_IRUSR, 868 }, 869 .size = 0, 870 .read = qla2x00_sysfs_read_xgmac_stats, 871 }; 872 873 static ssize_t 874 qla2x00_sysfs_read_dcbx_tlv(struct file *filp, struct kobject *kobj, 875 struct bin_attribute *bin_attr, 876 char *buf, loff_t off, size_t count) 877 { 878 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 879 struct device, kobj))); 880 struct qla_hw_data *ha = vha->hw; 881 int rval; 882 883 if (!capable(CAP_SYS_ADMIN) || off != 0 || count > DCBX_TLV_DATA_SIZE) 884 return 0; 885 886 if (ha->dcbx_tlv) 887 goto do_read; 888 mutex_lock(&vha->hw->optrom_mutex); 889 if (qla2x00_chip_is_down(vha)) { 890 mutex_unlock(&vha->hw->optrom_mutex); 891 return 0; 892 } 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 mutex_unlock(&vha->hw->optrom_mutex); 898 ql_log(ql_log_warn, vha, 0x7078, 899 "Unable to allocate memory for DCBX TLV read-data.\n"); 900 return -ENOMEM; 901 } 902 903 do_read: 904 memset(ha->dcbx_tlv, 0, DCBX_TLV_DATA_SIZE); 905 906 rval = qla2x00_get_dcbx_params(vha, ha->dcbx_tlv_dma, 907 DCBX_TLV_DATA_SIZE); 908 909 mutex_unlock(&vha->hw->optrom_mutex); 910 911 if (rval != QLA_SUCCESS) { 912 ql_log(ql_log_warn, vha, 0x7079, 913 "Unable to read DCBX TLV (%x).\n", rval); 914 return -EIO; 915 } 916 917 memcpy(buf, ha->dcbx_tlv, count); 918 919 return count; 920 } 921 922 static struct bin_attribute sysfs_dcbx_tlv_attr = { 923 .attr = { 924 .name = "dcbx_tlv", 925 .mode = S_IRUSR, 926 }, 927 .size = 0, 928 .read = qla2x00_sysfs_read_dcbx_tlv, 929 }; 930 931 static struct sysfs_entry { 932 char *name; 933 struct bin_attribute *attr; 934 int is4GBp_only; 935 } bin_file_entries[] = { 936 { "fw_dump", &sysfs_fw_dump_attr, }, 937 { "nvram", &sysfs_nvram_attr, }, 938 { "optrom", &sysfs_optrom_attr, }, 939 { "optrom_ctl", &sysfs_optrom_ctl_attr, }, 940 { "vpd", &sysfs_vpd_attr, 1 }, 941 { "sfp", &sysfs_sfp_attr, 1 }, 942 { "reset", &sysfs_reset_attr, }, 943 { "issue_logo", &sysfs_issue_logo_attr, }, 944 { "xgmac_stats", &sysfs_xgmac_stats_attr, 3 }, 945 { "dcbx_tlv", &sysfs_dcbx_tlv_attr, 3 }, 946 { NULL }, 947 }; 948 949 void 950 qla2x00_alloc_sysfs_attr(scsi_qla_host_t *vha) 951 { 952 struct Scsi_Host *host = vha->host; 953 struct sysfs_entry *iter; 954 int ret; 955 956 for (iter = bin_file_entries; iter->name; iter++) { 957 if (iter->is4GBp_only && !IS_FWI2_CAPABLE(vha->hw)) 958 continue; 959 if (iter->is4GBp_only == 2 && !IS_QLA25XX(vha->hw)) 960 continue; 961 if (iter->is4GBp_only == 3 && !(IS_CNA_CAPABLE(vha->hw))) 962 continue; 963 964 ret = sysfs_create_bin_file(&host->shost_gendev.kobj, 965 iter->attr); 966 if (ret) 967 ql_log(ql_log_warn, vha, 0x00f3, 968 "Unable to create sysfs %s binary attribute (%d).\n", 969 iter->name, ret); 970 else 971 ql_dbg(ql_dbg_init, vha, 0x00f4, 972 "Successfully created sysfs %s binary attribute.\n", 973 iter->name); 974 } 975 } 976 977 void 978 qla2x00_free_sysfs_attr(scsi_qla_host_t *vha, bool stop_beacon) 979 { 980 struct Scsi_Host *host = vha->host; 981 struct sysfs_entry *iter; 982 struct qla_hw_data *ha = vha->hw; 983 984 for (iter = bin_file_entries; iter->name; iter++) { 985 if (iter->is4GBp_only && !IS_FWI2_CAPABLE(ha)) 986 continue; 987 if (iter->is4GBp_only == 2 && !IS_QLA25XX(ha)) 988 continue; 989 if (iter->is4GBp_only == 3 && !(IS_CNA_CAPABLE(vha->hw))) 990 continue; 991 if (iter->is4GBp_only == 0x27 && !IS_QLA27XX(vha->hw)) 992 continue; 993 994 sysfs_remove_bin_file(&host->shost_gendev.kobj, 995 iter->attr); 996 } 997 998 if (stop_beacon && ha->beacon_blink_led == 1) 999 ha->isp_ops->beacon_off(vha); 1000 } 1001 1002 /* Scsi_Host attributes. */ 1003 1004 static ssize_t 1005 qla2x00_drvr_version_show(struct device *dev, 1006 struct device_attribute *attr, char *buf) 1007 { 1008 return scnprintf(buf, PAGE_SIZE, "%s\n", qla2x00_version_str); 1009 } 1010 1011 static ssize_t 1012 qla2x00_fw_version_show(struct device *dev, 1013 struct device_attribute *attr, char *buf) 1014 { 1015 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1016 struct qla_hw_data *ha = vha->hw; 1017 char fw_str[128]; 1018 1019 return scnprintf(buf, PAGE_SIZE, "%s\n", 1020 ha->isp_ops->fw_version_str(vha, fw_str, sizeof(fw_str))); 1021 } 1022 1023 static ssize_t 1024 qla2x00_serial_num_show(struct device *dev, struct device_attribute *attr, 1025 char *buf) 1026 { 1027 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1028 struct qla_hw_data *ha = vha->hw; 1029 uint32_t sn; 1030 1031 if (IS_QLAFX00(vha->hw)) { 1032 return scnprintf(buf, PAGE_SIZE, "%s\n", 1033 vha->hw->mr.serial_num); 1034 } else if (IS_FWI2_CAPABLE(ha)) { 1035 qla2xxx_get_vpd_field(vha, "SN", buf, PAGE_SIZE - 1); 1036 return strlen(strcat(buf, "\n")); 1037 } 1038 1039 sn = ((ha->serial0 & 0x1f) << 16) | (ha->serial2 << 8) | ha->serial1; 1040 return scnprintf(buf, PAGE_SIZE, "%c%05d\n", 'A' + sn / 100000, 1041 sn % 100000); 1042 } 1043 1044 static ssize_t 1045 qla2x00_isp_name_show(struct device *dev, struct device_attribute *attr, 1046 char *buf) 1047 { 1048 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1049 return scnprintf(buf, PAGE_SIZE, "ISP%04X\n", vha->hw->pdev->device); 1050 } 1051 1052 static ssize_t 1053 qla2x00_isp_id_show(struct device *dev, struct device_attribute *attr, 1054 char *buf) 1055 { 1056 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1057 struct qla_hw_data *ha = vha->hw; 1058 1059 if (IS_QLAFX00(vha->hw)) 1060 return scnprintf(buf, PAGE_SIZE, "%s\n", 1061 vha->hw->mr.hw_version); 1062 1063 return scnprintf(buf, PAGE_SIZE, "%04x %04x %04x %04x\n", 1064 ha->product_id[0], ha->product_id[1], ha->product_id[2], 1065 ha->product_id[3]); 1066 } 1067 1068 static ssize_t 1069 qla2x00_model_name_show(struct device *dev, struct device_attribute *attr, 1070 char *buf) 1071 { 1072 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1073 1074 return scnprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_number); 1075 } 1076 1077 static ssize_t 1078 qla2x00_model_desc_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 return scnprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_desc); 1083 } 1084 1085 static ssize_t 1086 qla2x00_pci_info_show(struct device *dev, struct device_attribute *attr, 1087 char *buf) 1088 { 1089 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1090 char pci_info[30]; 1091 1092 return scnprintf(buf, PAGE_SIZE, "%s\n", 1093 vha->hw->isp_ops->pci_info_str(vha, pci_info)); 1094 } 1095 1096 static ssize_t 1097 qla2x00_link_state_show(struct device *dev, struct device_attribute *attr, 1098 char *buf) 1099 { 1100 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1101 struct qla_hw_data *ha = vha->hw; 1102 int len = 0; 1103 1104 if (atomic_read(&vha->loop_state) == LOOP_DOWN || 1105 atomic_read(&vha->loop_state) == LOOP_DEAD || 1106 vha->device_flags & DFLG_NO_CABLE) 1107 len = scnprintf(buf, PAGE_SIZE, "Link Down\n"); 1108 else if (atomic_read(&vha->loop_state) != LOOP_READY || 1109 qla2x00_chip_is_down(vha)) 1110 len = scnprintf(buf, PAGE_SIZE, "Unknown Link State\n"); 1111 else { 1112 len = scnprintf(buf, PAGE_SIZE, "Link Up - "); 1113 1114 switch (ha->current_topology) { 1115 case ISP_CFG_NL: 1116 len += scnprintf(buf + len, PAGE_SIZE-len, "Loop\n"); 1117 break; 1118 case ISP_CFG_FL: 1119 len += scnprintf(buf + len, PAGE_SIZE-len, "FL_Port\n"); 1120 break; 1121 case ISP_CFG_N: 1122 len += scnprintf(buf + len, PAGE_SIZE-len, 1123 "N_Port to N_Port\n"); 1124 break; 1125 case ISP_CFG_F: 1126 len += scnprintf(buf + len, PAGE_SIZE-len, "F_Port\n"); 1127 break; 1128 default: 1129 len += scnprintf(buf + len, PAGE_SIZE-len, "Loop\n"); 1130 break; 1131 } 1132 } 1133 return len; 1134 } 1135 1136 static ssize_t 1137 qla2x00_zio_show(struct device *dev, struct device_attribute *attr, 1138 char *buf) 1139 { 1140 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1141 int len = 0; 1142 1143 switch (vha->hw->zio_mode) { 1144 case QLA_ZIO_MODE_6: 1145 len += scnprintf(buf + len, PAGE_SIZE-len, "Mode 6\n"); 1146 break; 1147 case QLA_ZIO_DISABLED: 1148 len += scnprintf(buf + len, PAGE_SIZE-len, "Disabled\n"); 1149 break; 1150 } 1151 return len; 1152 } 1153 1154 static ssize_t 1155 qla2x00_zio_store(struct device *dev, struct device_attribute *attr, 1156 const char *buf, size_t count) 1157 { 1158 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1159 struct qla_hw_data *ha = vha->hw; 1160 int val = 0; 1161 uint16_t zio_mode; 1162 1163 if (!IS_ZIO_SUPPORTED(ha)) 1164 return -ENOTSUPP; 1165 1166 if (sscanf(buf, "%d", &val) != 1) 1167 return -EINVAL; 1168 1169 if (val) 1170 zio_mode = QLA_ZIO_MODE_6; 1171 else 1172 zio_mode = QLA_ZIO_DISABLED; 1173 1174 /* Update per-hba values and queue a reset. */ 1175 if (zio_mode != QLA_ZIO_DISABLED || ha->zio_mode != QLA_ZIO_DISABLED) { 1176 ha->zio_mode = zio_mode; 1177 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); 1178 } 1179 return strlen(buf); 1180 } 1181 1182 static ssize_t 1183 qla2x00_zio_timer_show(struct device *dev, struct device_attribute *attr, 1184 char *buf) 1185 { 1186 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1187 1188 return scnprintf(buf, PAGE_SIZE, "%d us\n", vha->hw->zio_timer * 100); 1189 } 1190 1191 static ssize_t 1192 qla2x00_zio_timer_store(struct device *dev, struct device_attribute *attr, 1193 const char *buf, size_t count) 1194 { 1195 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1196 int val = 0; 1197 uint16_t zio_timer; 1198 1199 if (sscanf(buf, "%d", &val) != 1) 1200 return -EINVAL; 1201 if (val > 25500 || val < 100) 1202 return -ERANGE; 1203 1204 zio_timer = (uint16_t)(val / 100); 1205 vha->hw->zio_timer = zio_timer; 1206 1207 return strlen(buf); 1208 } 1209 1210 static ssize_t 1211 qla_zio_threshold_show(struct device *dev, struct device_attribute *attr, 1212 char *buf) 1213 { 1214 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1215 1216 return scnprintf(buf, PAGE_SIZE, "%d exchanges\n", 1217 vha->hw->last_zio_threshold); 1218 } 1219 1220 static ssize_t 1221 qla_zio_threshold_store(struct device *dev, struct device_attribute *attr, 1222 const char *buf, size_t count) 1223 { 1224 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1225 int val = 0; 1226 1227 if (vha->hw->zio_mode != QLA_ZIO_MODE_6) 1228 return -EINVAL; 1229 if (sscanf(buf, "%d", &val) != 1) 1230 return -EINVAL; 1231 if (val < 0 || val > 256) 1232 return -ERANGE; 1233 1234 atomic_set(&vha->hw->zio_threshold, val); 1235 return strlen(buf); 1236 } 1237 1238 static ssize_t 1239 qla2x00_beacon_show(struct device *dev, struct device_attribute *attr, 1240 char *buf) 1241 { 1242 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1243 int len = 0; 1244 1245 if (vha->hw->beacon_blink_led) 1246 len += scnprintf(buf + len, PAGE_SIZE-len, "Enabled\n"); 1247 else 1248 len += scnprintf(buf + len, PAGE_SIZE-len, "Disabled\n"); 1249 return len; 1250 } 1251 1252 static ssize_t 1253 qla2x00_beacon_store(struct device *dev, struct device_attribute *attr, 1254 const char *buf, size_t count) 1255 { 1256 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1257 struct qla_hw_data *ha = vha->hw; 1258 int val = 0; 1259 int rval; 1260 1261 if (IS_QLA2100(ha) || IS_QLA2200(ha)) 1262 return -EPERM; 1263 1264 if (sscanf(buf, "%d", &val) != 1) 1265 return -EINVAL; 1266 1267 mutex_lock(&vha->hw->optrom_mutex); 1268 if (qla2x00_chip_is_down(vha)) { 1269 mutex_unlock(&vha->hw->optrom_mutex); 1270 ql_log(ql_log_warn, vha, 0x707a, 1271 "Abort ISP active -- ignoring beacon request.\n"); 1272 return -EBUSY; 1273 } 1274 1275 if (val) 1276 rval = ha->isp_ops->beacon_on(vha); 1277 else 1278 rval = ha->isp_ops->beacon_off(vha); 1279 1280 if (rval != QLA_SUCCESS) 1281 count = 0; 1282 1283 mutex_unlock(&vha->hw->optrom_mutex); 1284 1285 return count; 1286 } 1287 1288 static ssize_t 1289 qla2x00_optrom_bios_version_show(struct device *dev, 1290 struct device_attribute *attr, char *buf) 1291 { 1292 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1293 struct qla_hw_data *ha = vha->hw; 1294 return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->bios_revision[1], 1295 ha->bios_revision[0]); 1296 } 1297 1298 static ssize_t 1299 qla2x00_optrom_efi_version_show(struct device *dev, 1300 struct device_attribute *attr, char *buf) 1301 { 1302 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1303 struct qla_hw_data *ha = vha->hw; 1304 return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->efi_revision[1], 1305 ha->efi_revision[0]); 1306 } 1307 1308 static ssize_t 1309 qla2x00_optrom_fcode_version_show(struct device *dev, 1310 struct device_attribute *attr, char *buf) 1311 { 1312 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1313 struct qla_hw_data *ha = vha->hw; 1314 return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->fcode_revision[1], 1315 ha->fcode_revision[0]); 1316 } 1317 1318 static ssize_t 1319 qla2x00_optrom_fw_version_show(struct device *dev, 1320 struct device_attribute *attr, char *buf) 1321 { 1322 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1323 struct qla_hw_data *ha = vha->hw; 1324 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d %d\n", 1325 ha->fw_revision[0], ha->fw_revision[1], ha->fw_revision[2], 1326 ha->fw_revision[3]); 1327 } 1328 1329 static ssize_t 1330 qla2x00_optrom_gold_fw_version_show(struct device *dev, 1331 struct device_attribute *attr, char *buf) 1332 { 1333 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1334 struct qla_hw_data *ha = vha->hw; 1335 1336 if (!IS_QLA81XX(ha) && !IS_QLA83XX(ha) && !IS_QLA27XX(ha)) 1337 return scnprintf(buf, PAGE_SIZE, "\n"); 1338 1339 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%d)\n", 1340 ha->gold_fw_version[0], ha->gold_fw_version[1], 1341 ha->gold_fw_version[2], ha->gold_fw_version[3]); 1342 } 1343 1344 static ssize_t 1345 qla2x00_total_isp_aborts_show(struct device *dev, 1346 struct device_attribute *attr, char *buf) 1347 { 1348 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1349 return scnprintf(buf, PAGE_SIZE, "%d\n", 1350 vha->qla_stats.total_isp_aborts); 1351 } 1352 1353 static ssize_t 1354 qla24xx_84xx_fw_version_show(struct device *dev, 1355 struct device_attribute *attr, char *buf) 1356 { 1357 int rval = QLA_SUCCESS; 1358 uint16_t status[2] = {0, 0}; 1359 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1360 struct qla_hw_data *ha = vha->hw; 1361 1362 if (!IS_QLA84XX(ha)) 1363 return scnprintf(buf, PAGE_SIZE, "\n"); 1364 1365 if (ha->cs84xx->op_fw_version == 0) 1366 rval = qla84xx_verify_chip(vha, status); 1367 1368 if ((rval == QLA_SUCCESS) && (status[0] == 0)) 1369 return scnprintf(buf, PAGE_SIZE, "%u\n", 1370 (uint32_t)ha->cs84xx->op_fw_version); 1371 1372 return scnprintf(buf, PAGE_SIZE, "\n"); 1373 } 1374 1375 static ssize_t 1376 qla2x00_mpi_version_show(struct device *dev, struct device_attribute *attr, 1377 char *buf) 1378 { 1379 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1380 struct qla_hw_data *ha = vha->hw; 1381 1382 if (!IS_QLA81XX(ha) && !IS_QLA8031(ha) && !IS_QLA8044(ha) && 1383 !IS_QLA27XX(ha)) 1384 return scnprintf(buf, PAGE_SIZE, "\n"); 1385 1386 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%x)\n", 1387 ha->mpi_version[0], ha->mpi_version[1], ha->mpi_version[2], 1388 ha->mpi_capabilities); 1389 } 1390 1391 static ssize_t 1392 qla2x00_phy_version_show(struct device *dev, struct device_attribute *attr, 1393 char *buf) 1394 { 1395 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1396 struct qla_hw_data *ha = vha->hw; 1397 1398 if (!IS_QLA81XX(ha) && !IS_QLA8031(ha)) 1399 return scnprintf(buf, PAGE_SIZE, "\n"); 1400 1401 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n", 1402 ha->phy_version[0], ha->phy_version[1], ha->phy_version[2]); 1403 } 1404 1405 static ssize_t 1406 qla2x00_flash_block_size_show(struct device *dev, 1407 struct device_attribute *attr, char *buf) 1408 { 1409 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1410 struct qla_hw_data *ha = vha->hw; 1411 1412 return scnprintf(buf, PAGE_SIZE, "0x%x\n", ha->fdt_block_size); 1413 } 1414 1415 static ssize_t 1416 qla2x00_vlan_id_show(struct device *dev, struct device_attribute *attr, 1417 char *buf) 1418 { 1419 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1420 1421 if (!IS_CNA_CAPABLE(vha->hw)) 1422 return scnprintf(buf, PAGE_SIZE, "\n"); 1423 1424 return scnprintf(buf, PAGE_SIZE, "%d\n", vha->fcoe_vlan_id); 1425 } 1426 1427 static ssize_t 1428 qla2x00_vn_port_mac_address_show(struct device *dev, 1429 struct device_attribute *attr, char *buf) 1430 { 1431 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1432 1433 if (!IS_CNA_CAPABLE(vha->hw)) 1434 return scnprintf(buf, PAGE_SIZE, "\n"); 1435 1436 return scnprintf(buf, PAGE_SIZE, "%pMR\n", vha->fcoe_vn_port_mac); 1437 } 1438 1439 static ssize_t 1440 qla2x00_fabric_param_show(struct device *dev, struct device_attribute *attr, 1441 char *buf) 1442 { 1443 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1444 1445 return scnprintf(buf, PAGE_SIZE, "%d\n", vha->hw->switch_cap); 1446 } 1447 1448 static ssize_t 1449 qla2x00_thermal_temp_show(struct device *dev, 1450 struct device_attribute *attr, char *buf) 1451 { 1452 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1453 uint16_t temp = 0; 1454 int rc; 1455 1456 mutex_lock(&vha->hw->optrom_mutex); 1457 if (qla2x00_chip_is_down(vha)) { 1458 mutex_unlock(&vha->hw->optrom_mutex); 1459 ql_log(ql_log_warn, vha, 0x70dc, "ISP reset active.\n"); 1460 goto done; 1461 } 1462 1463 if (vha->hw->flags.eeh_busy) { 1464 mutex_unlock(&vha->hw->optrom_mutex); 1465 ql_log(ql_log_warn, vha, 0x70dd, "PCI EEH busy.\n"); 1466 goto done; 1467 } 1468 1469 rc = qla2x00_get_thermal_temp(vha, &temp); 1470 mutex_unlock(&vha->hw->optrom_mutex); 1471 if (rc == QLA_SUCCESS) 1472 return scnprintf(buf, PAGE_SIZE, "%d\n", temp); 1473 1474 done: 1475 return scnprintf(buf, PAGE_SIZE, "\n"); 1476 } 1477 1478 static ssize_t 1479 qla2x00_fw_state_show(struct device *dev, struct device_attribute *attr, 1480 char *buf) 1481 { 1482 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1483 int rval = QLA_FUNCTION_FAILED; 1484 uint16_t state[6]; 1485 uint32_t pstate; 1486 1487 if (IS_QLAFX00(vha->hw)) { 1488 pstate = qlafx00_fw_state_show(dev, attr, buf); 1489 return scnprintf(buf, PAGE_SIZE, "0x%x\n", pstate); 1490 } 1491 1492 mutex_lock(&vha->hw->optrom_mutex); 1493 if (qla2x00_chip_is_down(vha)) { 1494 mutex_unlock(&vha->hw->optrom_mutex); 1495 ql_log(ql_log_warn, vha, 0x707c, 1496 "ISP reset active.\n"); 1497 goto out; 1498 } else if (vha->hw->flags.eeh_busy) { 1499 mutex_unlock(&vha->hw->optrom_mutex); 1500 goto out; 1501 } 1502 1503 rval = qla2x00_get_firmware_state(vha, state); 1504 mutex_unlock(&vha->hw->optrom_mutex); 1505 out: 1506 if (rval != QLA_SUCCESS) { 1507 memset(state, -1, sizeof(state)); 1508 rval = qla2x00_get_firmware_state(vha, state); 1509 } 1510 1511 return scnprintf(buf, PAGE_SIZE, "0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n", 1512 state[0], state[1], state[2], state[3], state[4], state[5]); 1513 } 1514 1515 static ssize_t 1516 qla2x00_diag_requests_show(struct device *dev, 1517 struct device_attribute *attr, char *buf) 1518 { 1519 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1520 1521 if (!IS_BIDI_CAPABLE(vha->hw)) 1522 return scnprintf(buf, PAGE_SIZE, "\n"); 1523 1524 return scnprintf(buf, PAGE_SIZE, "%llu\n", vha->bidi_stats.io_count); 1525 } 1526 1527 static ssize_t 1528 qla2x00_diag_megabytes_show(struct device *dev, 1529 struct device_attribute *attr, char *buf) 1530 { 1531 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1532 1533 if (!IS_BIDI_CAPABLE(vha->hw)) 1534 return scnprintf(buf, PAGE_SIZE, "\n"); 1535 1536 return scnprintf(buf, PAGE_SIZE, "%llu\n", 1537 vha->bidi_stats.transfer_bytes >> 20); 1538 } 1539 1540 static ssize_t 1541 qla2x00_fw_dump_size_show(struct device *dev, struct device_attribute *attr, 1542 char *buf) 1543 { 1544 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1545 struct qla_hw_data *ha = vha->hw; 1546 uint32_t size; 1547 1548 if (!ha->fw_dumped) 1549 size = 0; 1550 else if (IS_P3P_TYPE(ha)) 1551 size = ha->md_template_size + ha->md_dump_size; 1552 else 1553 size = ha->fw_dump_len; 1554 1555 return scnprintf(buf, PAGE_SIZE, "%d\n", size); 1556 } 1557 1558 static ssize_t 1559 qla2x00_allow_cna_fw_dump_show(struct device *dev, 1560 struct device_attribute *attr, char *buf) 1561 { 1562 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1563 1564 if (!IS_P3P_TYPE(vha->hw)) 1565 return scnprintf(buf, PAGE_SIZE, "\n"); 1566 else 1567 return scnprintf(buf, PAGE_SIZE, "%s\n", 1568 vha->hw->allow_cna_fw_dump ? "true" : "false"); 1569 } 1570 1571 static ssize_t 1572 qla2x00_allow_cna_fw_dump_store(struct device *dev, 1573 struct device_attribute *attr, const char *buf, size_t count) 1574 { 1575 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1576 int val = 0; 1577 1578 if (!IS_P3P_TYPE(vha->hw)) 1579 return -EINVAL; 1580 1581 if (sscanf(buf, "%d", &val) != 1) 1582 return -EINVAL; 1583 1584 vha->hw->allow_cna_fw_dump = val != 0; 1585 1586 return strlen(buf); 1587 } 1588 1589 static ssize_t 1590 qla2x00_pep_version_show(struct device *dev, struct device_attribute *attr, 1591 char *buf) 1592 { 1593 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1594 struct qla_hw_data *ha = vha->hw; 1595 1596 if (!IS_QLA27XX(ha)) 1597 return scnprintf(buf, PAGE_SIZE, "\n"); 1598 1599 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n", 1600 ha->pep_version[0], ha->pep_version[1], ha->pep_version[2]); 1601 } 1602 1603 static ssize_t 1604 qla2x00_min_link_speed_show(struct device *dev, struct device_attribute *attr, 1605 char *buf) 1606 { 1607 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1608 struct qla_hw_data *ha = vha->hw; 1609 1610 if (!IS_QLA27XX(ha)) 1611 return scnprintf(buf, PAGE_SIZE, "\n"); 1612 1613 return scnprintf(buf, PAGE_SIZE, "%s\n", 1614 ha->min_link_speed == 5 ? "32Gps" : 1615 ha->min_link_speed == 4 ? "16Gps" : 1616 ha->min_link_speed == 3 ? "8Gps" : 1617 ha->min_link_speed == 2 ? "4Gps" : 1618 ha->min_link_speed != 0 ? "unknown" : ""); 1619 } 1620 1621 static ssize_t 1622 qla2x00_max_speed_sup_show(struct device *dev, struct device_attribute *attr, 1623 char *buf) 1624 { 1625 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1626 struct qla_hw_data *ha = vha->hw; 1627 1628 if (!IS_QLA27XX(ha)) 1629 return scnprintf(buf, PAGE_SIZE, "\n"); 1630 1631 return scnprintf(buf, PAGE_SIZE, "%s\n", 1632 ha->max_speed_sup ? "32Gps" : "16Gps"); 1633 } 1634 1635 /* ----- */ 1636 1637 static ssize_t 1638 qlini_mode_show(struct device *dev, struct device_attribute *attr, char *buf) 1639 { 1640 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1641 int len = 0; 1642 1643 len += scnprintf(buf + len, PAGE_SIZE-len, 1644 "Supported options: enabled | disabled | dual | exclusive\n"); 1645 1646 /* --- */ 1647 len += scnprintf(buf + len, PAGE_SIZE-len, "Current selection: "); 1648 1649 switch (vha->qlini_mode) { 1650 case QLA2XXX_INI_MODE_EXCLUSIVE: 1651 len += scnprintf(buf + len, PAGE_SIZE-len, 1652 QLA2XXX_INI_MODE_STR_EXCLUSIVE); 1653 break; 1654 case QLA2XXX_INI_MODE_DISABLED: 1655 len += scnprintf(buf + len, PAGE_SIZE-len, 1656 QLA2XXX_INI_MODE_STR_DISABLED); 1657 break; 1658 case QLA2XXX_INI_MODE_ENABLED: 1659 len += scnprintf(buf + len, PAGE_SIZE-len, 1660 QLA2XXX_INI_MODE_STR_ENABLED); 1661 break; 1662 case QLA2XXX_INI_MODE_DUAL: 1663 len += scnprintf(buf + len, PAGE_SIZE-len, 1664 QLA2XXX_INI_MODE_STR_DUAL); 1665 break; 1666 } 1667 len += scnprintf(buf + len, PAGE_SIZE-len, "\n"); 1668 1669 return len; 1670 } 1671 1672 static char *mode_to_str[] = { 1673 "exclusive", 1674 "disabled", 1675 "enabled", 1676 "dual", 1677 }; 1678 1679 #define NEED_EXCH_OFFLOAD(_exchg) ((_exchg) > FW_DEF_EXCHANGES_CNT) 1680 static int qla_set_ini_mode(scsi_qla_host_t *vha, int op) 1681 { 1682 int rc = 0; 1683 enum { 1684 NO_ACTION, 1685 MODE_CHANGE_ACCEPT, 1686 MODE_CHANGE_NO_ACTION, 1687 TARGET_STILL_ACTIVE, 1688 }; 1689 int action = NO_ACTION; 1690 int set_mode = 0; 1691 u8 eo_toggle = 0; /* exchange offload flipped */ 1692 1693 switch (vha->qlini_mode) { 1694 case QLA2XXX_INI_MODE_DISABLED: 1695 switch (op) { 1696 case QLA2XXX_INI_MODE_DISABLED: 1697 if (qla_tgt_mode_enabled(vha)) { 1698 if (NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld) != 1699 vha->hw->flags.exchoffld_enabled) 1700 eo_toggle = 1; 1701 if (((vha->ql2xexchoffld != 1702 vha->u_ql2xexchoffld) && 1703 NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld)) || 1704 eo_toggle) { 1705 /* 1706 * The number of exchange to be offload 1707 * was tweaked or offload option was 1708 * flipped 1709 */ 1710 action = MODE_CHANGE_ACCEPT; 1711 } else { 1712 action = MODE_CHANGE_NO_ACTION; 1713 } 1714 } else { 1715 action = MODE_CHANGE_NO_ACTION; 1716 } 1717 break; 1718 case QLA2XXX_INI_MODE_EXCLUSIVE: 1719 if (qla_tgt_mode_enabled(vha)) { 1720 if (NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld) != 1721 vha->hw->flags.exchoffld_enabled) 1722 eo_toggle = 1; 1723 if (((vha->ql2xexchoffld != 1724 vha->u_ql2xexchoffld) && 1725 NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld)) || 1726 eo_toggle) { 1727 /* 1728 * The number of exchange to be offload 1729 * was tweaked or offload option was 1730 * flipped 1731 */ 1732 action = MODE_CHANGE_ACCEPT; 1733 } else { 1734 action = MODE_CHANGE_NO_ACTION; 1735 } 1736 } else { 1737 action = MODE_CHANGE_ACCEPT; 1738 } 1739 break; 1740 case QLA2XXX_INI_MODE_DUAL: 1741 action = MODE_CHANGE_ACCEPT; 1742 /* active_mode is target only, reset it to dual */ 1743 if (qla_tgt_mode_enabled(vha)) { 1744 set_mode = 1; 1745 action = MODE_CHANGE_ACCEPT; 1746 } else { 1747 action = MODE_CHANGE_NO_ACTION; 1748 } 1749 break; 1750 1751 case QLA2XXX_INI_MODE_ENABLED: 1752 if (qla_tgt_mode_enabled(vha)) 1753 action = TARGET_STILL_ACTIVE; 1754 else { 1755 action = MODE_CHANGE_ACCEPT; 1756 set_mode = 1; 1757 } 1758 break; 1759 } 1760 break; 1761 1762 case QLA2XXX_INI_MODE_EXCLUSIVE: 1763 switch (op) { 1764 case QLA2XXX_INI_MODE_EXCLUSIVE: 1765 if (qla_tgt_mode_enabled(vha)) { 1766 if (NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld) != 1767 vha->hw->flags.exchoffld_enabled) 1768 eo_toggle = 1; 1769 if (((vha->ql2xexchoffld != 1770 vha->u_ql2xexchoffld) && 1771 NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld)) || 1772 eo_toggle) 1773 /* 1774 * The number of exchange to be offload 1775 * was tweaked or offload option was 1776 * flipped 1777 */ 1778 action = MODE_CHANGE_ACCEPT; 1779 else 1780 action = NO_ACTION; 1781 } else 1782 action = NO_ACTION; 1783 1784 break; 1785 1786 case QLA2XXX_INI_MODE_DISABLED: 1787 if (qla_tgt_mode_enabled(vha)) { 1788 if (NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld) != 1789 vha->hw->flags.exchoffld_enabled) 1790 eo_toggle = 1; 1791 if (((vha->ql2xexchoffld != 1792 vha->u_ql2xexchoffld) && 1793 NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld)) || 1794 eo_toggle) 1795 action = MODE_CHANGE_ACCEPT; 1796 else 1797 action = MODE_CHANGE_NO_ACTION; 1798 } else 1799 action = MODE_CHANGE_NO_ACTION; 1800 break; 1801 1802 case QLA2XXX_INI_MODE_DUAL: /* exclusive -> dual */ 1803 if (qla_tgt_mode_enabled(vha)) { 1804 action = MODE_CHANGE_ACCEPT; 1805 set_mode = 1; 1806 } else 1807 action = MODE_CHANGE_ACCEPT; 1808 break; 1809 1810 case QLA2XXX_INI_MODE_ENABLED: 1811 if (qla_tgt_mode_enabled(vha)) 1812 action = TARGET_STILL_ACTIVE; 1813 else { 1814 if (vha->hw->flags.fw_started) 1815 action = MODE_CHANGE_NO_ACTION; 1816 else 1817 action = MODE_CHANGE_ACCEPT; 1818 } 1819 break; 1820 } 1821 break; 1822 1823 case QLA2XXX_INI_MODE_ENABLED: 1824 switch (op) { 1825 case QLA2XXX_INI_MODE_ENABLED: 1826 if (NEED_EXCH_OFFLOAD(vha->u_ql2xiniexchg) != 1827 vha->hw->flags.exchoffld_enabled) 1828 eo_toggle = 1; 1829 if (((vha->ql2xiniexchg != vha->u_ql2xiniexchg) && 1830 NEED_EXCH_OFFLOAD(vha->u_ql2xiniexchg)) || 1831 eo_toggle) 1832 action = MODE_CHANGE_ACCEPT; 1833 else 1834 action = NO_ACTION; 1835 break; 1836 case QLA2XXX_INI_MODE_DUAL: 1837 case QLA2XXX_INI_MODE_DISABLED: 1838 action = MODE_CHANGE_ACCEPT; 1839 break; 1840 default: 1841 action = MODE_CHANGE_NO_ACTION; 1842 break; 1843 } 1844 break; 1845 1846 case QLA2XXX_INI_MODE_DUAL: 1847 switch (op) { 1848 case QLA2XXX_INI_MODE_DUAL: 1849 if (qla_tgt_mode_enabled(vha) || 1850 qla_dual_mode_enabled(vha)) { 1851 if (NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld + 1852 vha->u_ql2xiniexchg) != 1853 vha->hw->flags.exchoffld_enabled) 1854 eo_toggle = 1; 1855 1856 if ((((vha->ql2xexchoffld + 1857 vha->ql2xiniexchg) != 1858 (vha->u_ql2xiniexchg + 1859 vha->u_ql2xexchoffld)) && 1860 NEED_EXCH_OFFLOAD(vha->u_ql2xiniexchg + 1861 vha->u_ql2xexchoffld)) || eo_toggle) 1862 action = MODE_CHANGE_ACCEPT; 1863 else 1864 action = NO_ACTION; 1865 } else { 1866 if (NEED_EXCH_OFFLOAD(vha->u_ql2xexchoffld + 1867 vha->u_ql2xiniexchg) != 1868 vha->hw->flags.exchoffld_enabled) 1869 eo_toggle = 1; 1870 1871 if ((((vha->ql2xexchoffld + vha->ql2xiniexchg) 1872 != (vha->u_ql2xiniexchg + 1873 vha->u_ql2xexchoffld)) && 1874 NEED_EXCH_OFFLOAD(vha->u_ql2xiniexchg + 1875 vha->u_ql2xexchoffld)) || eo_toggle) 1876 action = MODE_CHANGE_NO_ACTION; 1877 else 1878 action = NO_ACTION; 1879 } 1880 break; 1881 1882 case QLA2XXX_INI_MODE_DISABLED: 1883 if (qla_tgt_mode_enabled(vha) || 1884 qla_dual_mode_enabled(vha)) { 1885 /* turning off initiator mode */ 1886 set_mode = 1; 1887 action = MODE_CHANGE_ACCEPT; 1888 } else { 1889 action = MODE_CHANGE_NO_ACTION; 1890 } 1891 break; 1892 1893 case QLA2XXX_INI_MODE_EXCLUSIVE: 1894 if (qla_tgt_mode_enabled(vha) || 1895 qla_dual_mode_enabled(vha)) { 1896 set_mode = 1; 1897 action = MODE_CHANGE_ACCEPT; 1898 } else { 1899 action = MODE_CHANGE_ACCEPT; 1900 } 1901 break; 1902 1903 case QLA2XXX_INI_MODE_ENABLED: 1904 if (qla_tgt_mode_enabled(vha) || 1905 qla_dual_mode_enabled(vha)) { 1906 action = TARGET_STILL_ACTIVE; 1907 } else { 1908 action = MODE_CHANGE_ACCEPT; 1909 } 1910 } 1911 break; 1912 } 1913 1914 switch (action) { 1915 case MODE_CHANGE_ACCEPT: 1916 ql_log(ql_log_warn, vha, 0xffff, 1917 "Mode change accepted. From %s to %s, Tgt exchg %d|%d. ini exchg %d|%d\n", 1918 mode_to_str[vha->qlini_mode], mode_to_str[op], 1919 vha->ql2xexchoffld, vha->u_ql2xexchoffld, 1920 vha->ql2xiniexchg, vha->u_ql2xiniexchg); 1921 1922 vha->qlini_mode = op; 1923 vha->ql2xexchoffld = vha->u_ql2xexchoffld; 1924 vha->ql2xiniexchg = vha->u_ql2xiniexchg; 1925 if (set_mode) 1926 qlt_set_mode(vha); 1927 vha->flags.online = 1; 1928 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); 1929 break; 1930 1931 case MODE_CHANGE_NO_ACTION: 1932 ql_log(ql_log_warn, vha, 0xffff, 1933 "Mode is set. No action taken. From %s to %s, Tgt exchg %d|%d. ini exchg %d|%d\n", 1934 mode_to_str[vha->qlini_mode], mode_to_str[op], 1935 vha->ql2xexchoffld, vha->u_ql2xexchoffld, 1936 vha->ql2xiniexchg, vha->u_ql2xiniexchg); 1937 vha->qlini_mode = op; 1938 vha->ql2xexchoffld = vha->u_ql2xexchoffld; 1939 vha->ql2xiniexchg = vha->u_ql2xiniexchg; 1940 break; 1941 1942 case TARGET_STILL_ACTIVE: 1943 ql_log(ql_log_warn, vha, 0xffff, 1944 "Target Mode is active. Unable to change Mode.\n"); 1945 break; 1946 1947 case NO_ACTION: 1948 default: 1949 ql_log(ql_log_warn, vha, 0xffff, 1950 "Mode unchange. No action taken. %d|%d pct %d|%d.\n", 1951 vha->qlini_mode, op, 1952 vha->ql2xexchoffld, vha->u_ql2xexchoffld); 1953 break; 1954 } 1955 1956 return rc; 1957 } 1958 1959 static ssize_t 1960 qlini_mode_store(struct device *dev, struct device_attribute *attr, 1961 const char *buf, size_t count) 1962 { 1963 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1964 int ini; 1965 1966 if (!buf) 1967 return -EINVAL; 1968 1969 if (strncasecmp(QLA2XXX_INI_MODE_STR_EXCLUSIVE, buf, 1970 strlen(QLA2XXX_INI_MODE_STR_EXCLUSIVE)) == 0) 1971 ini = QLA2XXX_INI_MODE_EXCLUSIVE; 1972 else if (strncasecmp(QLA2XXX_INI_MODE_STR_DISABLED, buf, 1973 strlen(QLA2XXX_INI_MODE_STR_DISABLED)) == 0) 1974 ini = QLA2XXX_INI_MODE_DISABLED; 1975 else if (strncasecmp(QLA2XXX_INI_MODE_STR_ENABLED, buf, 1976 strlen(QLA2XXX_INI_MODE_STR_ENABLED)) == 0) 1977 ini = QLA2XXX_INI_MODE_ENABLED; 1978 else if (strncasecmp(QLA2XXX_INI_MODE_STR_DUAL, buf, 1979 strlen(QLA2XXX_INI_MODE_STR_DUAL)) == 0) 1980 ini = QLA2XXX_INI_MODE_DUAL; 1981 else 1982 return -EINVAL; 1983 1984 qla_set_ini_mode(vha, ini); 1985 return strlen(buf); 1986 } 1987 1988 static ssize_t 1989 ql2xexchoffld_show(struct device *dev, struct device_attribute *attr, 1990 char *buf) 1991 { 1992 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1993 int len = 0; 1994 1995 len += scnprintf(buf + len, PAGE_SIZE-len, 1996 "target exchange: new %d : current: %d\n\n", 1997 vha->u_ql2xexchoffld, vha->ql2xexchoffld); 1998 1999 len += scnprintf(buf + len, PAGE_SIZE-len, 2000 "Please (re)set operating mode via \"/sys/class/scsi_host/host%ld/qlini_mode\" to load new setting.\n", 2001 vha->host_no); 2002 2003 return len; 2004 } 2005 2006 static ssize_t 2007 ql2xexchoffld_store(struct device *dev, struct device_attribute *attr, 2008 const char *buf, size_t count) 2009 { 2010 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 2011 int val = 0; 2012 2013 if (sscanf(buf, "%d", &val) != 1) 2014 return -EINVAL; 2015 2016 if (val > FW_MAX_EXCHANGES_CNT) 2017 val = FW_MAX_EXCHANGES_CNT; 2018 else if (val < 0) 2019 val = 0; 2020 2021 vha->u_ql2xexchoffld = val; 2022 return strlen(buf); 2023 } 2024 2025 static ssize_t 2026 ql2xiniexchg_show(struct device *dev, struct device_attribute *attr, 2027 char *buf) 2028 { 2029 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 2030 int len = 0; 2031 2032 len += scnprintf(buf + len, PAGE_SIZE-len, 2033 "target exchange: new %d : current: %d\n\n", 2034 vha->u_ql2xiniexchg, vha->ql2xiniexchg); 2035 2036 len += scnprintf(buf + len, PAGE_SIZE-len, 2037 "Please (re)set operating mode via \"/sys/class/scsi_host/host%ld/qlini_mode\" to load new setting.\n", 2038 vha->host_no); 2039 2040 return len; 2041 } 2042 2043 static ssize_t 2044 ql2xiniexchg_store(struct device *dev, struct device_attribute *attr, 2045 const char *buf, size_t count) 2046 { 2047 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 2048 int val = 0; 2049 2050 if (sscanf(buf, "%d", &val) != 1) 2051 return -EINVAL; 2052 2053 if (val > FW_MAX_EXCHANGES_CNT) 2054 val = FW_MAX_EXCHANGES_CNT; 2055 else if (val < 0) 2056 val = 0; 2057 2058 vha->u_ql2xiniexchg = val; 2059 return strlen(buf); 2060 } 2061 2062 static DEVICE_ATTR(driver_version, S_IRUGO, qla2x00_drvr_version_show, NULL); 2063 static DEVICE_ATTR(fw_version, S_IRUGO, qla2x00_fw_version_show, NULL); 2064 static DEVICE_ATTR(serial_num, S_IRUGO, qla2x00_serial_num_show, NULL); 2065 static DEVICE_ATTR(isp_name, S_IRUGO, qla2x00_isp_name_show, NULL); 2066 static DEVICE_ATTR(isp_id, S_IRUGO, qla2x00_isp_id_show, NULL); 2067 static DEVICE_ATTR(model_name, S_IRUGO, qla2x00_model_name_show, NULL); 2068 static DEVICE_ATTR(model_desc, S_IRUGO, qla2x00_model_desc_show, NULL); 2069 static DEVICE_ATTR(pci_info, S_IRUGO, qla2x00_pci_info_show, NULL); 2070 static DEVICE_ATTR(link_state, S_IRUGO, qla2x00_link_state_show, NULL); 2071 static DEVICE_ATTR(zio, S_IRUGO | S_IWUSR, qla2x00_zio_show, qla2x00_zio_store); 2072 static DEVICE_ATTR(zio_timer, S_IRUGO | S_IWUSR, qla2x00_zio_timer_show, 2073 qla2x00_zio_timer_store); 2074 static DEVICE_ATTR(beacon, S_IRUGO | S_IWUSR, qla2x00_beacon_show, 2075 qla2x00_beacon_store); 2076 static DEVICE_ATTR(optrom_bios_version, S_IRUGO, 2077 qla2x00_optrom_bios_version_show, NULL); 2078 static DEVICE_ATTR(optrom_efi_version, S_IRUGO, 2079 qla2x00_optrom_efi_version_show, NULL); 2080 static DEVICE_ATTR(optrom_fcode_version, S_IRUGO, 2081 qla2x00_optrom_fcode_version_show, NULL); 2082 static DEVICE_ATTR(optrom_fw_version, S_IRUGO, qla2x00_optrom_fw_version_show, 2083 NULL); 2084 static DEVICE_ATTR(optrom_gold_fw_version, S_IRUGO, 2085 qla2x00_optrom_gold_fw_version_show, NULL); 2086 static DEVICE_ATTR(84xx_fw_version, S_IRUGO, qla24xx_84xx_fw_version_show, 2087 NULL); 2088 static DEVICE_ATTR(total_isp_aborts, S_IRUGO, qla2x00_total_isp_aborts_show, 2089 NULL); 2090 static DEVICE_ATTR(mpi_version, S_IRUGO, qla2x00_mpi_version_show, NULL); 2091 static DEVICE_ATTR(phy_version, S_IRUGO, qla2x00_phy_version_show, NULL); 2092 static DEVICE_ATTR(flash_block_size, S_IRUGO, qla2x00_flash_block_size_show, 2093 NULL); 2094 static DEVICE_ATTR(vlan_id, S_IRUGO, qla2x00_vlan_id_show, NULL); 2095 static DEVICE_ATTR(vn_port_mac_address, S_IRUGO, 2096 qla2x00_vn_port_mac_address_show, NULL); 2097 static DEVICE_ATTR(fabric_param, S_IRUGO, qla2x00_fabric_param_show, NULL); 2098 static DEVICE_ATTR(fw_state, S_IRUGO, qla2x00_fw_state_show, NULL); 2099 static DEVICE_ATTR(thermal_temp, S_IRUGO, qla2x00_thermal_temp_show, NULL); 2100 static DEVICE_ATTR(diag_requests, S_IRUGO, qla2x00_diag_requests_show, NULL); 2101 static DEVICE_ATTR(diag_megabytes, S_IRUGO, qla2x00_diag_megabytes_show, NULL); 2102 static DEVICE_ATTR(fw_dump_size, S_IRUGO, qla2x00_fw_dump_size_show, NULL); 2103 static DEVICE_ATTR(allow_cna_fw_dump, S_IRUGO | S_IWUSR, 2104 qla2x00_allow_cna_fw_dump_show, 2105 qla2x00_allow_cna_fw_dump_store); 2106 static DEVICE_ATTR(pep_version, S_IRUGO, qla2x00_pep_version_show, NULL); 2107 static DEVICE_ATTR(min_link_speed, S_IRUGO, qla2x00_min_link_speed_show, NULL); 2108 static DEVICE_ATTR(max_speed_sup, S_IRUGO, qla2x00_max_speed_sup_show, NULL); 2109 static DEVICE_ATTR(zio_threshold, 0644, 2110 qla_zio_threshold_show, 2111 qla_zio_threshold_store); 2112 static DEVICE_ATTR_RW(qlini_mode); 2113 static DEVICE_ATTR_RW(ql2xexchoffld); 2114 static DEVICE_ATTR_RW(ql2xiniexchg); 2115 2116 2117 struct device_attribute *qla2x00_host_attrs[] = { 2118 &dev_attr_driver_version, 2119 &dev_attr_fw_version, 2120 &dev_attr_serial_num, 2121 &dev_attr_isp_name, 2122 &dev_attr_isp_id, 2123 &dev_attr_model_name, 2124 &dev_attr_model_desc, 2125 &dev_attr_pci_info, 2126 &dev_attr_link_state, 2127 &dev_attr_zio, 2128 &dev_attr_zio_timer, 2129 &dev_attr_beacon, 2130 &dev_attr_optrom_bios_version, 2131 &dev_attr_optrom_efi_version, 2132 &dev_attr_optrom_fcode_version, 2133 &dev_attr_optrom_fw_version, 2134 &dev_attr_84xx_fw_version, 2135 &dev_attr_total_isp_aborts, 2136 &dev_attr_mpi_version, 2137 &dev_attr_phy_version, 2138 &dev_attr_flash_block_size, 2139 &dev_attr_vlan_id, 2140 &dev_attr_vn_port_mac_address, 2141 &dev_attr_fabric_param, 2142 &dev_attr_fw_state, 2143 &dev_attr_optrom_gold_fw_version, 2144 &dev_attr_thermal_temp, 2145 &dev_attr_diag_requests, 2146 &dev_attr_diag_megabytes, 2147 &dev_attr_fw_dump_size, 2148 &dev_attr_allow_cna_fw_dump, 2149 &dev_attr_pep_version, 2150 &dev_attr_min_link_speed, 2151 &dev_attr_max_speed_sup, 2152 &dev_attr_zio_threshold, 2153 NULL, /* reserve for qlini_mode */ 2154 NULL, /* reserve for ql2xiniexchg */ 2155 NULL, /* reserve for ql2xexchoffld */ 2156 NULL, 2157 }; 2158 2159 void qla_insert_tgt_attrs(void) 2160 { 2161 struct device_attribute **attr; 2162 2163 /* advance to empty slot */ 2164 for (attr = &qla2x00_host_attrs[0]; *attr; ++attr) 2165 continue; 2166 2167 *attr = &dev_attr_qlini_mode; 2168 attr++; 2169 *attr = &dev_attr_ql2xiniexchg; 2170 attr++; 2171 *attr = &dev_attr_ql2xexchoffld; 2172 } 2173 2174 /* Host attributes. */ 2175 2176 static void 2177 qla2x00_get_host_port_id(struct Scsi_Host *shost) 2178 { 2179 scsi_qla_host_t *vha = shost_priv(shost); 2180 2181 fc_host_port_id(shost) = vha->d_id.b.domain << 16 | 2182 vha->d_id.b.area << 8 | vha->d_id.b.al_pa; 2183 } 2184 2185 static void 2186 qla2x00_get_host_speed(struct Scsi_Host *shost) 2187 { 2188 struct qla_hw_data *ha = ((struct scsi_qla_host *) 2189 (shost_priv(shost)))->hw; 2190 u32 speed = FC_PORTSPEED_UNKNOWN; 2191 2192 if (IS_QLAFX00(ha)) { 2193 qlafx00_get_host_speed(shost); 2194 return; 2195 } 2196 2197 switch (ha->link_data_rate) { 2198 case PORT_SPEED_1GB: 2199 speed = FC_PORTSPEED_1GBIT; 2200 break; 2201 case PORT_SPEED_2GB: 2202 speed = FC_PORTSPEED_2GBIT; 2203 break; 2204 case PORT_SPEED_4GB: 2205 speed = FC_PORTSPEED_4GBIT; 2206 break; 2207 case PORT_SPEED_8GB: 2208 speed = FC_PORTSPEED_8GBIT; 2209 break; 2210 case PORT_SPEED_10GB: 2211 speed = FC_PORTSPEED_10GBIT; 2212 break; 2213 case PORT_SPEED_16GB: 2214 speed = FC_PORTSPEED_16GBIT; 2215 break; 2216 case PORT_SPEED_32GB: 2217 speed = FC_PORTSPEED_32GBIT; 2218 break; 2219 } 2220 fc_host_speed(shost) = speed; 2221 } 2222 2223 static void 2224 qla2x00_get_host_port_type(struct Scsi_Host *shost) 2225 { 2226 scsi_qla_host_t *vha = shost_priv(shost); 2227 uint32_t port_type = FC_PORTTYPE_UNKNOWN; 2228 2229 if (vha->vp_idx) { 2230 fc_host_port_type(shost) = FC_PORTTYPE_NPIV; 2231 return; 2232 } 2233 switch (vha->hw->current_topology) { 2234 case ISP_CFG_NL: 2235 port_type = FC_PORTTYPE_LPORT; 2236 break; 2237 case ISP_CFG_FL: 2238 port_type = FC_PORTTYPE_NLPORT; 2239 break; 2240 case ISP_CFG_N: 2241 port_type = FC_PORTTYPE_PTP; 2242 break; 2243 case ISP_CFG_F: 2244 port_type = FC_PORTTYPE_NPORT; 2245 break; 2246 } 2247 fc_host_port_type(shost) = port_type; 2248 } 2249 2250 static void 2251 qla2x00_get_starget_node_name(struct scsi_target *starget) 2252 { 2253 struct Scsi_Host *host = dev_to_shost(starget->dev.parent); 2254 scsi_qla_host_t *vha = shost_priv(host); 2255 fc_port_t *fcport; 2256 u64 node_name = 0; 2257 2258 list_for_each_entry(fcport, &vha->vp_fcports, list) { 2259 if (fcport->rport && 2260 starget->id == fcport->rport->scsi_target_id) { 2261 node_name = wwn_to_u64(fcport->node_name); 2262 break; 2263 } 2264 } 2265 2266 fc_starget_node_name(starget) = node_name; 2267 } 2268 2269 static void 2270 qla2x00_get_starget_port_name(struct scsi_target *starget) 2271 { 2272 struct Scsi_Host *host = dev_to_shost(starget->dev.parent); 2273 scsi_qla_host_t *vha = shost_priv(host); 2274 fc_port_t *fcport; 2275 u64 port_name = 0; 2276 2277 list_for_each_entry(fcport, &vha->vp_fcports, list) { 2278 if (fcport->rport && 2279 starget->id == fcport->rport->scsi_target_id) { 2280 port_name = wwn_to_u64(fcport->port_name); 2281 break; 2282 } 2283 } 2284 2285 fc_starget_port_name(starget) = port_name; 2286 } 2287 2288 static void 2289 qla2x00_get_starget_port_id(struct scsi_target *starget) 2290 { 2291 struct Scsi_Host *host = dev_to_shost(starget->dev.parent); 2292 scsi_qla_host_t *vha = shost_priv(host); 2293 fc_port_t *fcport; 2294 uint32_t port_id = ~0U; 2295 2296 list_for_each_entry(fcport, &vha->vp_fcports, list) { 2297 if (fcport->rport && 2298 starget->id == fcport->rport->scsi_target_id) { 2299 port_id = fcport->d_id.b.domain << 16 | 2300 fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa; 2301 break; 2302 } 2303 } 2304 2305 fc_starget_port_id(starget) = port_id; 2306 } 2307 2308 static void 2309 qla2x00_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout) 2310 { 2311 if (timeout) 2312 rport->dev_loss_tmo = timeout; 2313 else 2314 rport->dev_loss_tmo = 1; 2315 } 2316 2317 static void 2318 qla2x00_dev_loss_tmo_callbk(struct fc_rport *rport) 2319 { 2320 struct Scsi_Host *host = rport_to_shost(rport); 2321 fc_port_t *fcport = *(fc_port_t **)rport->dd_data; 2322 unsigned long flags; 2323 2324 if (!fcport) 2325 return; 2326 2327 /* Now that the rport has been deleted, set the fcport state to 2328 FCS_DEVICE_DEAD */ 2329 qla2x00_set_fcport_state(fcport, FCS_DEVICE_DEAD); 2330 2331 /* 2332 * Transport has effectively 'deleted' the rport, clear 2333 * all local references. 2334 */ 2335 spin_lock_irqsave(host->host_lock, flags); 2336 fcport->rport = fcport->drport = NULL; 2337 *((fc_port_t **)rport->dd_data) = NULL; 2338 spin_unlock_irqrestore(host->host_lock, flags); 2339 2340 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags)) 2341 return; 2342 2343 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) { 2344 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16); 2345 return; 2346 } 2347 } 2348 2349 static void 2350 qla2x00_terminate_rport_io(struct fc_rport *rport) 2351 { 2352 fc_port_t *fcport = *(fc_port_t **)rport->dd_data; 2353 2354 if (!fcport) 2355 return; 2356 2357 if (test_bit(UNLOADING, &fcport->vha->dpc_flags)) 2358 return; 2359 2360 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags)) 2361 return; 2362 2363 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) { 2364 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16); 2365 return; 2366 } 2367 /* 2368 * At this point all fcport's software-states are cleared. Perform any 2369 * final cleanup of firmware resources (PCBs and XCBs). 2370 */ 2371 if (fcport->loop_id != FC_NO_LOOP_ID) { 2372 if (IS_FWI2_CAPABLE(fcport->vha->hw)) 2373 fcport->vha->hw->isp_ops->fabric_logout(fcport->vha, 2374 fcport->loop_id, fcport->d_id.b.domain, 2375 fcport->d_id.b.area, fcport->d_id.b.al_pa); 2376 else 2377 qla2x00_port_logout(fcport->vha, fcport); 2378 } 2379 } 2380 2381 static int 2382 qla2x00_issue_lip(struct Scsi_Host *shost) 2383 { 2384 scsi_qla_host_t *vha = shost_priv(shost); 2385 2386 if (IS_QLAFX00(vha->hw)) 2387 return 0; 2388 2389 qla2x00_loop_reset(vha); 2390 return 0; 2391 } 2392 2393 static struct fc_host_statistics * 2394 qla2x00_get_fc_host_stats(struct Scsi_Host *shost) 2395 { 2396 scsi_qla_host_t *vha = shost_priv(shost); 2397 struct qla_hw_data *ha = vha->hw; 2398 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); 2399 int rval; 2400 struct link_statistics *stats; 2401 dma_addr_t stats_dma; 2402 struct fc_host_statistics *p = &vha->fc_host_stat; 2403 2404 memset(p, -1, sizeof(*p)); 2405 2406 if (IS_QLAFX00(vha->hw)) 2407 goto done; 2408 2409 if (test_bit(UNLOADING, &vha->dpc_flags)) 2410 goto done; 2411 2412 if (unlikely(pci_channel_offline(ha->pdev))) 2413 goto done; 2414 2415 if (qla2x00_chip_is_down(vha)) 2416 goto done; 2417 2418 stats = dma_zalloc_coherent(&ha->pdev->dev, sizeof(*stats), 2419 &stats_dma, GFP_KERNEL); 2420 if (!stats) { 2421 ql_log(ql_log_warn, vha, 0x707d, 2422 "Failed to allocate memory for stats.\n"); 2423 goto done; 2424 } 2425 2426 rval = QLA_FUNCTION_FAILED; 2427 if (IS_FWI2_CAPABLE(ha)) { 2428 rval = qla24xx_get_isp_stats(base_vha, stats, stats_dma, 0); 2429 } else if (atomic_read(&base_vha->loop_state) == LOOP_READY && 2430 !ha->dpc_active) { 2431 /* Must be in a 'READY' state for statistics retrieval. */ 2432 rval = qla2x00_get_link_status(base_vha, base_vha->loop_id, 2433 stats, stats_dma); 2434 } 2435 2436 if (rval != QLA_SUCCESS) 2437 goto done_free; 2438 2439 p->link_failure_count = stats->link_fail_cnt; 2440 p->loss_of_sync_count = stats->loss_sync_cnt; 2441 p->loss_of_signal_count = stats->loss_sig_cnt; 2442 p->prim_seq_protocol_err_count = stats->prim_seq_err_cnt; 2443 p->invalid_tx_word_count = stats->inval_xmit_word_cnt; 2444 p->invalid_crc_count = stats->inval_crc_cnt; 2445 if (IS_FWI2_CAPABLE(ha)) { 2446 p->lip_count = stats->lip_cnt; 2447 p->tx_frames = stats->tx_frames; 2448 p->rx_frames = stats->rx_frames; 2449 p->dumped_frames = stats->discarded_frames; 2450 p->nos_count = stats->nos_rcvd; 2451 p->error_frames = 2452 stats->dropped_frames + stats->discarded_frames; 2453 p->rx_words = vha->qla_stats.input_bytes; 2454 p->tx_words = vha->qla_stats.output_bytes; 2455 } 2456 p->fcp_control_requests = vha->qla_stats.control_requests; 2457 p->fcp_input_requests = vha->qla_stats.input_requests; 2458 p->fcp_output_requests = vha->qla_stats.output_requests; 2459 p->fcp_input_megabytes = vha->qla_stats.input_bytes >> 20; 2460 p->fcp_output_megabytes = vha->qla_stats.output_bytes >> 20; 2461 p->seconds_since_last_reset = 2462 get_jiffies_64() - vha->qla_stats.jiffies_at_last_reset; 2463 do_div(p->seconds_since_last_reset, HZ); 2464 2465 done_free: 2466 dma_free_coherent(&ha->pdev->dev, sizeof(struct link_statistics), 2467 stats, stats_dma); 2468 done: 2469 return p; 2470 } 2471 2472 static void 2473 qla2x00_reset_host_stats(struct Scsi_Host *shost) 2474 { 2475 scsi_qla_host_t *vha = shost_priv(shost); 2476 struct qla_hw_data *ha = vha->hw; 2477 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); 2478 struct link_statistics *stats; 2479 dma_addr_t stats_dma; 2480 2481 memset(&vha->qla_stats, 0, sizeof(vha->qla_stats)); 2482 memset(&vha->fc_host_stat, 0, sizeof(vha->fc_host_stat)); 2483 2484 vha->qla_stats.jiffies_at_last_reset = get_jiffies_64(); 2485 2486 if (IS_FWI2_CAPABLE(ha)) { 2487 stats = dma_alloc_coherent(&ha->pdev->dev, 2488 sizeof(*stats), &stats_dma, GFP_KERNEL); 2489 if (!stats) { 2490 ql_log(ql_log_warn, vha, 0x70d7, 2491 "Failed to allocate memory for stats.\n"); 2492 return; 2493 } 2494 2495 /* reset firmware statistics */ 2496 qla24xx_get_isp_stats(base_vha, stats, stats_dma, BIT_0); 2497 2498 dma_free_coherent(&ha->pdev->dev, sizeof(*stats), 2499 stats, stats_dma); 2500 } 2501 } 2502 2503 static void 2504 qla2x00_get_host_symbolic_name(struct Scsi_Host *shost) 2505 { 2506 scsi_qla_host_t *vha = shost_priv(shost); 2507 2508 qla2x00_get_sym_node_name(vha, fc_host_symbolic_name(shost), 2509 sizeof(fc_host_symbolic_name(shost))); 2510 } 2511 2512 static void 2513 qla2x00_set_host_system_hostname(struct Scsi_Host *shost) 2514 { 2515 scsi_qla_host_t *vha = shost_priv(shost); 2516 2517 set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags); 2518 } 2519 2520 static void 2521 qla2x00_get_host_fabric_name(struct Scsi_Host *shost) 2522 { 2523 scsi_qla_host_t *vha = shost_priv(shost); 2524 uint8_t node_name[WWN_SIZE] = { 0xFF, 0xFF, 0xFF, 0xFF, \ 2525 0xFF, 0xFF, 0xFF, 0xFF}; 2526 u64 fabric_name = wwn_to_u64(node_name); 2527 2528 if (vha->device_flags & SWITCH_FOUND) 2529 fabric_name = wwn_to_u64(vha->fabric_node_name); 2530 2531 fc_host_fabric_name(shost) = fabric_name; 2532 } 2533 2534 static void 2535 qla2x00_get_host_port_state(struct Scsi_Host *shost) 2536 { 2537 scsi_qla_host_t *vha = shost_priv(shost); 2538 struct scsi_qla_host *base_vha = pci_get_drvdata(vha->hw->pdev); 2539 2540 if (!base_vha->flags.online) { 2541 fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE; 2542 return; 2543 } 2544 2545 switch (atomic_read(&base_vha->loop_state)) { 2546 case LOOP_UPDATE: 2547 fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS; 2548 break; 2549 case LOOP_DOWN: 2550 if (test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags)) 2551 fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS; 2552 else 2553 fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN; 2554 break; 2555 case LOOP_DEAD: 2556 fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN; 2557 break; 2558 case LOOP_READY: 2559 fc_host_port_state(shost) = FC_PORTSTATE_ONLINE; 2560 break; 2561 default: 2562 fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN; 2563 break; 2564 } 2565 } 2566 2567 static int 2568 qla24xx_vport_create(struct fc_vport *fc_vport, bool disable) 2569 { 2570 int ret = 0; 2571 uint8_t qos = 0; 2572 scsi_qla_host_t *base_vha = shost_priv(fc_vport->shost); 2573 scsi_qla_host_t *vha = NULL; 2574 struct qla_hw_data *ha = base_vha->hw; 2575 int cnt; 2576 struct req_que *req = ha->req_q_map[0]; 2577 struct qla_qpair *qpair; 2578 2579 ret = qla24xx_vport_create_req_sanity_check(fc_vport); 2580 if (ret) { 2581 ql_log(ql_log_warn, vha, 0x707e, 2582 "Vport sanity check failed, status %x\n", ret); 2583 return (ret); 2584 } 2585 2586 vha = qla24xx_create_vhost(fc_vport); 2587 if (vha == NULL) { 2588 ql_log(ql_log_warn, vha, 0x707f, "Vport create host failed.\n"); 2589 return FC_VPORT_FAILED; 2590 } 2591 if (disable) { 2592 atomic_set(&vha->vp_state, VP_OFFLINE); 2593 fc_vport_set_state(fc_vport, FC_VPORT_DISABLED); 2594 } else 2595 atomic_set(&vha->vp_state, VP_FAILED); 2596 2597 /* ready to create vport */ 2598 ql_log(ql_log_info, vha, 0x7080, 2599 "VP entry id %d assigned.\n", vha->vp_idx); 2600 2601 /* initialized vport states */ 2602 atomic_set(&vha->loop_state, LOOP_DOWN); 2603 vha->vp_err_state= VP_ERR_PORTDWN; 2604 vha->vp_prev_err_state= VP_ERR_UNKWN; 2605 /* Check if physical ha port is Up */ 2606 if (atomic_read(&base_vha->loop_state) == LOOP_DOWN || 2607 atomic_read(&base_vha->loop_state) == LOOP_DEAD) { 2608 /* Don't retry or attempt login of this virtual port */ 2609 ql_dbg(ql_dbg_user, vha, 0x7081, 2610 "Vport loop state is not UP.\n"); 2611 atomic_set(&vha->loop_state, LOOP_DEAD); 2612 if (!disable) 2613 fc_vport_set_state(fc_vport, FC_VPORT_LINKDOWN); 2614 } 2615 2616 if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif) { 2617 if (ha->fw_attributes & BIT_4) { 2618 int prot = 0, guard; 2619 vha->flags.difdix_supported = 1; 2620 ql_dbg(ql_dbg_user, vha, 0x7082, 2621 "Registered for DIF/DIX type 1 and 3 protection.\n"); 2622 if (ql2xenabledif == 1) 2623 prot = SHOST_DIX_TYPE0_PROTECTION; 2624 scsi_host_set_prot(vha->host, 2625 prot | SHOST_DIF_TYPE1_PROTECTION 2626 | SHOST_DIF_TYPE2_PROTECTION 2627 | SHOST_DIF_TYPE3_PROTECTION 2628 | SHOST_DIX_TYPE1_PROTECTION 2629 | SHOST_DIX_TYPE2_PROTECTION 2630 | SHOST_DIX_TYPE3_PROTECTION); 2631 2632 guard = SHOST_DIX_GUARD_CRC; 2633 2634 if (IS_PI_IPGUARD_CAPABLE(ha) && 2635 (ql2xenabledif > 1 || IS_PI_DIFB_DIX0_CAPABLE(ha))) 2636 guard |= SHOST_DIX_GUARD_IP; 2637 2638 scsi_host_set_guard(vha->host, guard); 2639 } else 2640 vha->flags.difdix_supported = 0; 2641 } 2642 2643 if (scsi_add_host_with_dma(vha->host, &fc_vport->dev, 2644 &ha->pdev->dev)) { 2645 ql_dbg(ql_dbg_user, vha, 0x7083, 2646 "scsi_add_host failure for VP[%d].\n", vha->vp_idx); 2647 goto vport_create_failed_2; 2648 } 2649 2650 /* initialize attributes */ 2651 fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count; 2652 fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name); 2653 fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name); 2654 fc_host_supported_classes(vha->host) = 2655 fc_host_supported_classes(base_vha->host); 2656 fc_host_supported_speeds(vha->host) = 2657 fc_host_supported_speeds(base_vha->host); 2658 2659 qlt_vport_create(vha, ha); 2660 qla24xx_vport_disable(fc_vport, disable); 2661 2662 if (!ql2xmqsupport || !ha->npiv_info) 2663 goto vport_queue; 2664 2665 /* Create a request queue in QoS mode for the vport */ 2666 for (cnt = 0; cnt < ha->nvram_npiv_size; cnt++) { 2667 if (memcmp(ha->npiv_info[cnt].port_name, vha->port_name, 8) == 0 2668 && memcmp(ha->npiv_info[cnt].node_name, vha->node_name, 2669 8) == 0) { 2670 qos = ha->npiv_info[cnt].q_qos; 2671 break; 2672 } 2673 } 2674 2675 if (qos) { 2676 qpair = qla2xxx_create_qpair(vha, qos, vha->vp_idx, true); 2677 if (!qpair) 2678 ql_log(ql_log_warn, vha, 0x7084, 2679 "Can't create qpair for VP[%d]\n", 2680 vha->vp_idx); 2681 else { 2682 ql_dbg(ql_dbg_multiq, vha, 0xc001, 2683 "Queue pair: %d Qos: %d) created for VP[%d]\n", 2684 qpair->id, qos, vha->vp_idx); 2685 ql_dbg(ql_dbg_user, vha, 0x7085, 2686 "Queue Pair: %d Qos: %d) created for VP[%d]\n", 2687 qpair->id, qos, vha->vp_idx); 2688 req = qpair->req; 2689 vha->qpair = qpair; 2690 } 2691 } 2692 2693 vport_queue: 2694 vha->req = req; 2695 return 0; 2696 2697 vport_create_failed_2: 2698 qla24xx_disable_vp(vha); 2699 qla24xx_deallocate_vp_id(vha); 2700 scsi_host_put(vha->host); 2701 return FC_VPORT_FAILED; 2702 } 2703 2704 static int 2705 qla24xx_vport_delete(struct fc_vport *fc_vport) 2706 { 2707 scsi_qla_host_t *vha = fc_vport->dd_data; 2708 struct qla_hw_data *ha = vha->hw; 2709 uint16_t id = vha->vp_idx; 2710 2711 while (test_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags) || 2712 test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags)) 2713 msleep(1000); 2714 2715 qla24xx_disable_vp(vha); 2716 qla2x00_wait_for_sess_deletion(vha); 2717 2718 vha->flags.delete_progress = 1; 2719 2720 qlt_remove_target(ha, vha); 2721 2722 fc_remove_host(vha->host); 2723 2724 scsi_remove_host(vha->host); 2725 2726 /* Allow timer to run to drain queued items, when removing vp */ 2727 qla24xx_deallocate_vp_id(vha); 2728 2729 if (vha->timer_active) { 2730 qla2x00_vp_stop_timer(vha); 2731 ql_dbg(ql_dbg_user, vha, 0x7086, 2732 "Timer for the VP[%d] has stopped\n", vha->vp_idx); 2733 } 2734 2735 qla2x00_free_fcports(vha); 2736 2737 mutex_lock(&ha->vport_lock); 2738 ha->cur_vport_count--; 2739 clear_bit(vha->vp_idx, ha->vp_idx_map); 2740 mutex_unlock(&ha->vport_lock); 2741 2742 dma_free_coherent(&ha->pdev->dev, vha->gnl.size, vha->gnl.l, 2743 vha->gnl.ldma); 2744 2745 vfree(vha->scan.l); 2746 2747 if (vha->qpair && vha->qpair->vp_idx == vha->vp_idx) { 2748 if (qla2xxx_delete_qpair(vha, vha->qpair) != QLA_SUCCESS) 2749 ql_log(ql_log_warn, vha, 0x7087, 2750 "Queue Pair delete failed.\n"); 2751 } 2752 2753 ql_log(ql_log_info, vha, 0x7088, "VP[%d] deleted.\n", id); 2754 scsi_host_put(vha->host); 2755 return 0; 2756 } 2757 2758 static int 2759 qla24xx_vport_disable(struct fc_vport *fc_vport, bool disable) 2760 { 2761 scsi_qla_host_t *vha = fc_vport->dd_data; 2762 2763 if (disable) 2764 qla24xx_disable_vp(vha); 2765 else 2766 qla24xx_enable_vp(vha); 2767 2768 return 0; 2769 } 2770 2771 struct fc_function_template qla2xxx_transport_functions = { 2772 2773 .show_host_node_name = 1, 2774 .show_host_port_name = 1, 2775 .show_host_supported_classes = 1, 2776 .show_host_supported_speeds = 1, 2777 2778 .get_host_port_id = qla2x00_get_host_port_id, 2779 .show_host_port_id = 1, 2780 .get_host_speed = qla2x00_get_host_speed, 2781 .show_host_speed = 1, 2782 .get_host_port_type = qla2x00_get_host_port_type, 2783 .show_host_port_type = 1, 2784 .get_host_symbolic_name = qla2x00_get_host_symbolic_name, 2785 .show_host_symbolic_name = 1, 2786 .set_host_system_hostname = qla2x00_set_host_system_hostname, 2787 .show_host_system_hostname = 1, 2788 .get_host_fabric_name = qla2x00_get_host_fabric_name, 2789 .show_host_fabric_name = 1, 2790 .get_host_port_state = qla2x00_get_host_port_state, 2791 .show_host_port_state = 1, 2792 2793 .dd_fcrport_size = sizeof(struct fc_port *), 2794 .show_rport_supported_classes = 1, 2795 2796 .get_starget_node_name = qla2x00_get_starget_node_name, 2797 .show_starget_node_name = 1, 2798 .get_starget_port_name = qla2x00_get_starget_port_name, 2799 .show_starget_port_name = 1, 2800 .get_starget_port_id = qla2x00_get_starget_port_id, 2801 .show_starget_port_id = 1, 2802 2803 .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo, 2804 .show_rport_dev_loss_tmo = 1, 2805 2806 .issue_fc_host_lip = qla2x00_issue_lip, 2807 .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk, 2808 .terminate_rport_io = qla2x00_terminate_rport_io, 2809 .get_fc_host_stats = qla2x00_get_fc_host_stats, 2810 .reset_fc_host_stats = qla2x00_reset_host_stats, 2811 2812 .vport_create = qla24xx_vport_create, 2813 .vport_disable = qla24xx_vport_disable, 2814 .vport_delete = qla24xx_vport_delete, 2815 .bsg_request = qla24xx_bsg_request, 2816 .bsg_timeout = qla24xx_bsg_timeout, 2817 }; 2818 2819 struct fc_function_template qla2xxx_transport_vport_functions = { 2820 2821 .show_host_node_name = 1, 2822 .show_host_port_name = 1, 2823 .show_host_supported_classes = 1, 2824 2825 .get_host_port_id = qla2x00_get_host_port_id, 2826 .show_host_port_id = 1, 2827 .get_host_speed = qla2x00_get_host_speed, 2828 .show_host_speed = 1, 2829 .get_host_port_type = qla2x00_get_host_port_type, 2830 .show_host_port_type = 1, 2831 .get_host_symbolic_name = qla2x00_get_host_symbolic_name, 2832 .show_host_symbolic_name = 1, 2833 .set_host_system_hostname = qla2x00_set_host_system_hostname, 2834 .show_host_system_hostname = 1, 2835 .get_host_fabric_name = qla2x00_get_host_fabric_name, 2836 .show_host_fabric_name = 1, 2837 .get_host_port_state = qla2x00_get_host_port_state, 2838 .show_host_port_state = 1, 2839 2840 .dd_fcrport_size = sizeof(struct fc_port *), 2841 .show_rport_supported_classes = 1, 2842 2843 .get_starget_node_name = qla2x00_get_starget_node_name, 2844 .show_starget_node_name = 1, 2845 .get_starget_port_name = qla2x00_get_starget_port_name, 2846 .show_starget_port_name = 1, 2847 .get_starget_port_id = qla2x00_get_starget_port_id, 2848 .show_starget_port_id = 1, 2849 2850 .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo, 2851 .show_rport_dev_loss_tmo = 1, 2852 2853 .issue_fc_host_lip = qla2x00_issue_lip, 2854 .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk, 2855 .terminate_rport_io = qla2x00_terminate_rport_io, 2856 .get_fc_host_stats = qla2x00_get_fc_host_stats, 2857 .reset_fc_host_stats = qla2x00_reset_host_stats, 2858 2859 .bsg_request = qla24xx_bsg_request, 2860 .bsg_timeout = qla24xx_bsg_timeout, 2861 }; 2862 2863 void 2864 qla2x00_init_host_attr(scsi_qla_host_t *vha) 2865 { 2866 struct qla_hw_data *ha = vha->hw; 2867 u32 speed = FC_PORTSPEED_UNKNOWN; 2868 2869 fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count; 2870 fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name); 2871 fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name); 2872 fc_host_supported_classes(vha->host) = ha->base_qpair->enable_class_2 ? 2873 (FC_COS_CLASS2|FC_COS_CLASS3) : FC_COS_CLASS3; 2874 fc_host_max_npiv_vports(vha->host) = ha->max_npiv_vports; 2875 fc_host_npiv_vports_inuse(vha->host) = ha->cur_vport_count; 2876 2877 if (IS_CNA_CAPABLE(ha)) 2878 speed = FC_PORTSPEED_10GBIT; 2879 else if (IS_QLA2031(ha)) 2880 speed = FC_PORTSPEED_16GBIT | FC_PORTSPEED_8GBIT | 2881 FC_PORTSPEED_4GBIT; 2882 else if (IS_QLA25XX(ha)) 2883 speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT | 2884 FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT; 2885 else if (IS_QLA24XX_TYPE(ha)) 2886 speed = FC_PORTSPEED_4GBIT | FC_PORTSPEED_2GBIT | 2887 FC_PORTSPEED_1GBIT; 2888 else if (IS_QLA23XX(ha)) 2889 speed = FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT; 2890 else if (IS_QLAFX00(ha)) 2891 speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT | 2892 FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT; 2893 else if (IS_QLA27XX(ha)) 2894 speed = FC_PORTSPEED_32GBIT | FC_PORTSPEED_16GBIT | 2895 FC_PORTSPEED_8GBIT; 2896 else 2897 speed = FC_PORTSPEED_1GBIT; 2898 fc_host_supported_speeds(vha->host) = speed; 2899 } 2900