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)) { 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 uint16_t actual_size; 888 889 if (!capable(CAP_SYS_ADMIN) || off != 0 || count > DCBX_TLV_DATA_SIZE) 890 return 0; 891 892 if (ha->dcbx_tlv) 893 goto do_read; 894 895 ha->dcbx_tlv = dma_alloc_coherent(&ha->pdev->dev, DCBX_TLV_DATA_SIZE, 896 &ha->dcbx_tlv_dma, GFP_KERNEL); 897 if (!ha->dcbx_tlv) { 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 actual_size = 0; 905 memset(ha->dcbx_tlv, 0, DCBX_TLV_DATA_SIZE); 906 907 rval = qla2x00_get_dcbx_params(vha, ha->dcbx_tlv_dma, 908 DCBX_TLV_DATA_SIZE); 909 if (rval != QLA_SUCCESS) { 910 ql_log(ql_log_warn, vha, 0x7079, 911 "Unable to read DCBX TLV (%x).\n", rval); 912 return -EIO; 913 } 914 915 memcpy(buf, ha->dcbx_tlv, count); 916 917 return count; 918 } 919 920 static struct bin_attribute sysfs_dcbx_tlv_attr = { 921 .attr = { 922 .name = "dcbx_tlv", 923 .mode = S_IRUSR, 924 }, 925 .size = 0, 926 .read = qla2x00_sysfs_read_dcbx_tlv, 927 }; 928 929 static struct sysfs_entry { 930 char *name; 931 struct bin_attribute *attr; 932 int is4GBp_only; 933 } bin_file_entries[] = { 934 { "fw_dump", &sysfs_fw_dump_attr, }, 935 { "fw_dump_template", &sysfs_fw_dump_template_attr, 0x27 }, 936 { "nvram", &sysfs_nvram_attr, }, 937 { "optrom", &sysfs_optrom_attr, }, 938 { "optrom_ctl", &sysfs_optrom_ctl_attr, }, 939 { "vpd", &sysfs_vpd_attr, 1 }, 940 { "sfp", &sysfs_sfp_attr, 1 }, 941 { "reset", &sysfs_reset_attr, }, 942 { "xgmac_stats", &sysfs_xgmac_stats_attr, 3 }, 943 { "dcbx_tlv", &sysfs_dcbx_tlv_attr, 3 }, 944 { NULL }, 945 }; 946 947 void 948 qla2x00_alloc_sysfs_attr(scsi_qla_host_t *vha) 949 { 950 struct Scsi_Host *host = vha->host; 951 struct sysfs_entry *iter; 952 int ret; 953 954 for (iter = bin_file_entries; iter->name; iter++) { 955 if (iter->is4GBp_only && !IS_FWI2_CAPABLE(vha->hw)) 956 continue; 957 if (iter->is4GBp_only == 2 && !IS_QLA25XX(vha->hw)) 958 continue; 959 if (iter->is4GBp_only == 3 && !(IS_CNA_CAPABLE(vha->hw))) 960 continue; 961 if (iter->is4GBp_only == 0x27 && !IS_QLA27XX(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 attribure.\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", 1083 vha->hw->model_desc ? vha->hw->model_desc : ""); 1084 } 1085 1086 static ssize_t 1087 qla2x00_pci_info_show(struct device *dev, struct device_attribute *attr, 1088 char *buf) 1089 { 1090 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1091 char pci_info[30]; 1092 1093 return scnprintf(buf, PAGE_SIZE, "%s\n", 1094 vha->hw->isp_ops->pci_info_str(vha, pci_info)); 1095 } 1096 1097 static ssize_t 1098 qla2x00_link_state_show(struct device *dev, struct device_attribute *attr, 1099 char *buf) 1100 { 1101 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1102 struct qla_hw_data *ha = vha->hw; 1103 int len = 0; 1104 1105 if (atomic_read(&vha->loop_state) == LOOP_DOWN || 1106 atomic_read(&vha->loop_state) == LOOP_DEAD || 1107 vha->device_flags & DFLG_NO_CABLE) 1108 len = scnprintf(buf, PAGE_SIZE, "Link Down\n"); 1109 else if (atomic_read(&vha->loop_state) != LOOP_READY || 1110 qla2x00_reset_active(vha)) 1111 len = scnprintf(buf, PAGE_SIZE, "Unknown Link State\n"); 1112 else { 1113 len = scnprintf(buf, PAGE_SIZE, "Link Up - "); 1114 1115 switch (ha->current_topology) { 1116 case ISP_CFG_NL: 1117 len += scnprintf(buf + len, PAGE_SIZE-len, "Loop\n"); 1118 break; 1119 case ISP_CFG_FL: 1120 len += scnprintf(buf + len, PAGE_SIZE-len, "FL_Port\n"); 1121 break; 1122 case ISP_CFG_N: 1123 len += scnprintf(buf + len, PAGE_SIZE-len, 1124 "N_Port to N_Port\n"); 1125 break; 1126 case ISP_CFG_F: 1127 len += scnprintf(buf + len, PAGE_SIZE-len, "F_Port\n"); 1128 break; 1129 default: 1130 len += scnprintf(buf + len, PAGE_SIZE-len, "Loop\n"); 1131 break; 1132 } 1133 } 1134 return len; 1135 } 1136 1137 static ssize_t 1138 qla2x00_zio_show(struct device *dev, struct device_attribute *attr, 1139 char *buf) 1140 { 1141 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1142 int len = 0; 1143 1144 switch (vha->hw->zio_mode) { 1145 case QLA_ZIO_MODE_6: 1146 len += scnprintf(buf + len, PAGE_SIZE-len, "Mode 6\n"); 1147 break; 1148 case QLA_ZIO_DISABLED: 1149 len += scnprintf(buf + len, PAGE_SIZE-len, "Disabled\n"); 1150 break; 1151 } 1152 return len; 1153 } 1154 1155 static ssize_t 1156 qla2x00_zio_store(struct device *dev, struct device_attribute *attr, 1157 const char *buf, size_t count) 1158 { 1159 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1160 struct qla_hw_data *ha = vha->hw; 1161 int val = 0; 1162 uint16_t zio_mode; 1163 1164 if (!IS_ZIO_SUPPORTED(ha)) 1165 return -ENOTSUPP; 1166 1167 if (sscanf(buf, "%d", &val) != 1) 1168 return -EINVAL; 1169 1170 if (val) 1171 zio_mode = QLA_ZIO_MODE_6; 1172 else 1173 zio_mode = QLA_ZIO_DISABLED; 1174 1175 /* Update per-hba values and queue a reset. */ 1176 if (zio_mode != QLA_ZIO_DISABLED || ha->zio_mode != QLA_ZIO_DISABLED) { 1177 ha->zio_mode = zio_mode; 1178 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); 1179 } 1180 return strlen(buf); 1181 } 1182 1183 static ssize_t 1184 qla2x00_zio_timer_show(struct device *dev, struct device_attribute *attr, 1185 char *buf) 1186 { 1187 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1188 1189 return scnprintf(buf, PAGE_SIZE, "%d us\n", vha->hw->zio_timer * 100); 1190 } 1191 1192 static ssize_t 1193 qla2x00_zio_timer_store(struct device *dev, struct device_attribute *attr, 1194 const char *buf, size_t count) 1195 { 1196 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1197 int val = 0; 1198 uint16_t zio_timer; 1199 1200 if (sscanf(buf, "%d", &val) != 1) 1201 return -EINVAL; 1202 if (val > 25500 || val < 100) 1203 return -ERANGE; 1204 1205 zio_timer = (uint16_t)(val / 100); 1206 vha->hw->zio_timer = zio_timer; 1207 1208 return strlen(buf); 1209 } 1210 1211 static ssize_t 1212 qla2x00_beacon_show(struct device *dev, struct device_attribute *attr, 1213 char *buf) 1214 { 1215 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1216 int len = 0; 1217 1218 if (vha->hw->beacon_blink_led) 1219 len += scnprintf(buf + len, PAGE_SIZE-len, "Enabled\n"); 1220 else 1221 len += scnprintf(buf + len, PAGE_SIZE-len, "Disabled\n"); 1222 return len; 1223 } 1224 1225 static ssize_t 1226 qla2x00_beacon_store(struct device *dev, struct device_attribute *attr, 1227 const char *buf, size_t count) 1228 { 1229 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1230 struct qla_hw_data *ha = vha->hw; 1231 int val = 0; 1232 int rval; 1233 1234 if (IS_QLA2100(ha) || IS_QLA2200(ha)) 1235 return -EPERM; 1236 1237 if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) { 1238 ql_log(ql_log_warn, vha, 0x707a, 1239 "Abort ISP active -- ignoring beacon request.\n"); 1240 return -EBUSY; 1241 } 1242 1243 if (sscanf(buf, "%d", &val) != 1) 1244 return -EINVAL; 1245 1246 if (val) 1247 rval = ha->isp_ops->beacon_on(vha); 1248 else 1249 rval = ha->isp_ops->beacon_off(vha); 1250 1251 if (rval != QLA_SUCCESS) 1252 count = 0; 1253 1254 return count; 1255 } 1256 1257 static ssize_t 1258 qla2x00_optrom_bios_version_show(struct device *dev, 1259 struct device_attribute *attr, char *buf) 1260 { 1261 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1262 struct qla_hw_data *ha = vha->hw; 1263 return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->bios_revision[1], 1264 ha->bios_revision[0]); 1265 } 1266 1267 static ssize_t 1268 qla2x00_optrom_efi_version_show(struct device *dev, 1269 struct device_attribute *attr, char *buf) 1270 { 1271 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1272 struct qla_hw_data *ha = vha->hw; 1273 return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->efi_revision[1], 1274 ha->efi_revision[0]); 1275 } 1276 1277 static ssize_t 1278 qla2x00_optrom_fcode_version_show(struct device *dev, 1279 struct device_attribute *attr, char *buf) 1280 { 1281 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1282 struct qla_hw_data *ha = vha->hw; 1283 return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->fcode_revision[1], 1284 ha->fcode_revision[0]); 1285 } 1286 1287 static ssize_t 1288 qla2x00_optrom_fw_version_show(struct device *dev, 1289 struct device_attribute *attr, char *buf) 1290 { 1291 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1292 struct qla_hw_data *ha = vha->hw; 1293 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d %d\n", 1294 ha->fw_revision[0], ha->fw_revision[1], ha->fw_revision[2], 1295 ha->fw_revision[3]); 1296 } 1297 1298 static ssize_t 1299 qla2x00_optrom_gold_fw_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 1305 if (!IS_QLA81XX(ha) && !IS_QLA83XX(ha) && !IS_QLA27XX(ha)) 1306 return scnprintf(buf, PAGE_SIZE, "\n"); 1307 1308 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%d)\n", 1309 ha->gold_fw_version[0], ha->gold_fw_version[1], 1310 ha->gold_fw_version[2], ha->gold_fw_version[3]); 1311 } 1312 1313 static ssize_t 1314 qla2x00_total_isp_aborts_show(struct device *dev, 1315 struct device_attribute *attr, char *buf) 1316 { 1317 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1318 return scnprintf(buf, PAGE_SIZE, "%d\n", 1319 vha->qla_stats.total_isp_aborts); 1320 } 1321 1322 static ssize_t 1323 qla24xx_84xx_fw_version_show(struct device *dev, 1324 struct device_attribute *attr, char *buf) 1325 { 1326 int rval = QLA_SUCCESS; 1327 uint16_t status[2] = {0, 0}; 1328 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1329 struct qla_hw_data *ha = vha->hw; 1330 1331 if (!IS_QLA84XX(ha)) 1332 return scnprintf(buf, PAGE_SIZE, "\n"); 1333 1334 if (ha->cs84xx->op_fw_version == 0) 1335 rval = qla84xx_verify_chip(vha, status); 1336 1337 if ((rval == QLA_SUCCESS) && (status[0] == 0)) 1338 return scnprintf(buf, PAGE_SIZE, "%u\n", 1339 (uint32_t)ha->cs84xx->op_fw_version); 1340 1341 return scnprintf(buf, PAGE_SIZE, "\n"); 1342 } 1343 1344 static ssize_t 1345 qla2x00_mpi_version_show(struct device *dev, struct device_attribute *attr, 1346 char *buf) 1347 { 1348 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1349 struct qla_hw_data *ha = vha->hw; 1350 1351 if (!IS_QLA81XX(ha) && !IS_QLA8031(ha) && !IS_QLA8044(ha)) 1352 return scnprintf(buf, PAGE_SIZE, "\n"); 1353 1354 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%x)\n", 1355 ha->mpi_version[0], ha->mpi_version[1], ha->mpi_version[2], 1356 ha->mpi_capabilities); 1357 } 1358 1359 static ssize_t 1360 qla2x00_phy_version_show(struct device *dev, struct device_attribute *attr, 1361 char *buf) 1362 { 1363 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1364 struct qla_hw_data *ha = vha->hw; 1365 1366 if (!IS_QLA81XX(ha) && !IS_QLA8031(ha)) 1367 return scnprintf(buf, PAGE_SIZE, "\n"); 1368 1369 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n", 1370 ha->phy_version[0], ha->phy_version[1], ha->phy_version[2]); 1371 } 1372 1373 static ssize_t 1374 qla2x00_flash_block_size_show(struct device *dev, 1375 struct device_attribute *attr, char *buf) 1376 { 1377 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1378 struct qla_hw_data *ha = vha->hw; 1379 1380 return scnprintf(buf, PAGE_SIZE, "0x%x\n", ha->fdt_block_size); 1381 } 1382 1383 static ssize_t 1384 qla2x00_vlan_id_show(struct device *dev, struct device_attribute *attr, 1385 char *buf) 1386 { 1387 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1388 1389 if (!IS_CNA_CAPABLE(vha->hw)) 1390 return scnprintf(buf, PAGE_SIZE, "\n"); 1391 1392 return scnprintf(buf, PAGE_SIZE, "%d\n", vha->fcoe_vlan_id); 1393 } 1394 1395 static ssize_t 1396 qla2x00_vn_port_mac_address_show(struct device *dev, 1397 struct device_attribute *attr, char *buf) 1398 { 1399 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1400 1401 if (!IS_CNA_CAPABLE(vha->hw)) 1402 return scnprintf(buf, PAGE_SIZE, "\n"); 1403 1404 return scnprintf(buf, PAGE_SIZE, "%pMR\n", vha->fcoe_vn_port_mac); 1405 } 1406 1407 static ssize_t 1408 qla2x00_fabric_param_show(struct device *dev, struct device_attribute *attr, 1409 char *buf) 1410 { 1411 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1412 1413 return scnprintf(buf, PAGE_SIZE, "%d\n", vha->hw->switch_cap); 1414 } 1415 1416 static ssize_t 1417 qla2x00_thermal_temp_show(struct device *dev, 1418 struct device_attribute *attr, char *buf) 1419 { 1420 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1421 uint16_t temp = 0; 1422 1423 if (qla2x00_reset_active(vha)) { 1424 ql_log(ql_log_warn, vha, 0x70dc, "ISP reset active.\n"); 1425 goto done; 1426 } 1427 1428 if (vha->hw->flags.eeh_busy) { 1429 ql_log(ql_log_warn, vha, 0x70dd, "PCI EEH busy.\n"); 1430 goto done; 1431 } 1432 1433 if (qla2x00_get_thermal_temp(vha, &temp) == QLA_SUCCESS) 1434 return scnprintf(buf, PAGE_SIZE, "%d\n", temp); 1435 1436 done: 1437 return scnprintf(buf, PAGE_SIZE, "\n"); 1438 } 1439 1440 static ssize_t 1441 qla2x00_fw_state_show(struct device *dev, struct device_attribute *attr, 1442 char *buf) 1443 { 1444 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1445 int rval = QLA_FUNCTION_FAILED; 1446 uint16_t state[6]; 1447 uint32_t pstate; 1448 1449 if (IS_QLAFX00(vha->hw)) { 1450 pstate = qlafx00_fw_state_show(dev, attr, buf); 1451 return scnprintf(buf, PAGE_SIZE, "0x%x\n", pstate); 1452 } 1453 1454 if (qla2x00_reset_active(vha)) 1455 ql_log(ql_log_warn, vha, 0x707c, 1456 "ISP reset active.\n"); 1457 else if (!vha->hw->flags.eeh_busy) 1458 rval = qla2x00_get_firmware_state(vha, state); 1459 if (rval != QLA_SUCCESS) 1460 memset(state, -1, sizeof(state)); 1461 1462 return scnprintf(buf, PAGE_SIZE, "0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n", 1463 state[0], state[1], state[2], state[3], state[4], state[5]); 1464 } 1465 1466 static ssize_t 1467 qla2x00_diag_requests_show(struct device *dev, 1468 struct device_attribute *attr, char *buf) 1469 { 1470 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1471 1472 if (!IS_BIDI_CAPABLE(vha->hw)) 1473 return scnprintf(buf, PAGE_SIZE, "\n"); 1474 1475 return scnprintf(buf, PAGE_SIZE, "%llu\n", vha->bidi_stats.io_count); 1476 } 1477 1478 static ssize_t 1479 qla2x00_diag_megabytes_show(struct device *dev, 1480 struct device_attribute *attr, char *buf) 1481 { 1482 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1483 1484 if (!IS_BIDI_CAPABLE(vha->hw)) 1485 return scnprintf(buf, PAGE_SIZE, "\n"); 1486 1487 return scnprintf(buf, PAGE_SIZE, "%llu\n", 1488 vha->bidi_stats.transfer_bytes >> 20); 1489 } 1490 1491 static ssize_t 1492 qla2x00_fw_dump_size_show(struct device *dev, struct device_attribute *attr, 1493 char *buf) 1494 { 1495 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1496 struct qla_hw_data *ha = vha->hw; 1497 uint32_t size; 1498 1499 if (!ha->fw_dumped) 1500 size = 0; 1501 else if (IS_P3P_TYPE(ha)) 1502 size = ha->md_template_size + ha->md_dump_size; 1503 else 1504 size = ha->fw_dump_len; 1505 1506 return scnprintf(buf, PAGE_SIZE, "%d\n", size); 1507 } 1508 1509 static ssize_t 1510 qla2x00_allow_cna_fw_dump_show(struct device *dev, 1511 struct device_attribute *attr, char *buf) 1512 { 1513 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1514 1515 if (!IS_P3P_TYPE(vha->hw)) 1516 return scnprintf(buf, PAGE_SIZE, "\n"); 1517 else 1518 return scnprintf(buf, PAGE_SIZE, "%s\n", 1519 vha->hw->allow_cna_fw_dump ? "true" : "false"); 1520 } 1521 1522 static ssize_t 1523 qla2x00_allow_cna_fw_dump_store(struct device *dev, 1524 struct device_attribute *attr, const char *buf, size_t count) 1525 { 1526 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1527 int val = 0; 1528 1529 if (!IS_P3P_TYPE(vha->hw)) 1530 return -EINVAL; 1531 1532 if (sscanf(buf, "%d", &val) != 1) 1533 return -EINVAL; 1534 1535 vha->hw->allow_cna_fw_dump = val != 0; 1536 1537 return strlen(buf); 1538 } 1539 1540 static DEVICE_ATTR(driver_version, S_IRUGO, qla2x00_drvr_version_show, NULL); 1541 static DEVICE_ATTR(fw_version, S_IRUGO, qla2x00_fw_version_show, NULL); 1542 static DEVICE_ATTR(serial_num, S_IRUGO, qla2x00_serial_num_show, NULL); 1543 static DEVICE_ATTR(isp_name, S_IRUGO, qla2x00_isp_name_show, NULL); 1544 static DEVICE_ATTR(isp_id, S_IRUGO, qla2x00_isp_id_show, NULL); 1545 static DEVICE_ATTR(model_name, S_IRUGO, qla2x00_model_name_show, NULL); 1546 static DEVICE_ATTR(model_desc, S_IRUGO, qla2x00_model_desc_show, NULL); 1547 static DEVICE_ATTR(pci_info, S_IRUGO, qla2x00_pci_info_show, NULL); 1548 static DEVICE_ATTR(link_state, S_IRUGO, qla2x00_link_state_show, NULL); 1549 static DEVICE_ATTR(zio, S_IRUGO | S_IWUSR, qla2x00_zio_show, qla2x00_zio_store); 1550 static DEVICE_ATTR(zio_timer, S_IRUGO | S_IWUSR, qla2x00_zio_timer_show, 1551 qla2x00_zio_timer_store); 1552 static DEVICE_ATTR(beacon, S_IRUGO | S_IWUSR, qla2x00_beacon_show, 1553 qla2x00_beacon_store); 1554 static DEVICE_ATTR(optrom_bios_version, S_IRUGO, 1555 qla2x00_optrom_bios_version_show, NULL); 1556 static DEVICE_ATTR(optrom_efi_version, S_IRUGO, 1557 qla2x00_optrom_efi_version_show, NULL); 1558 static DEVICE_ATTR(optrom_fcode_version, S_IRUGO, 1559 qla2x00_optrom_fcode_version_show, NULL); 1560 static DEVICE_ATTR(optrom_fw_version, S_IRUGO, qla2x00_optrom_fw_version_show, 1561 NULL); 1562 static DEVICE_ATTR(optrom_gold_fw_version, S_IRUGO, 1563 qla2x00_optrom_gold_fw_version_show, NULL); 1564 static DEVICE_ATTR(84xx_fw_version, S_IRUGO, qla24xx_84xx_fw_version_show, 1565 NULL); 1566 static DEVICE_ATTR(total_isp_aborts, S_IRUGO, qla2x00_total_isp_aborts_show, 1567 NULL); 1568 static DEVICE_ATTR(mpi_version, S_IRUGO, qla2x00_mpi_version_show, NULL); 1569 static DEVICE_ATTR(phy_version, S_IRUGO, qla2x00_phy_version_show, NULL); 1570 static DEVICE_ATTR(flash_block_size, S_IRUGO, qla2x00_flash_block_size_show, 1571 NULL); 1572 static DEVICE_ATTR(vlan_id, S_IRUGO, qla2x00_vlan_id_show, NULL); 1573 static DEVICE_ATTR(vn_port_mac_address, S_IRUGO, 1574 qla2x00_vn_port_mac_address_show, NULL); 1575 static DEVICE_ATTR(fabric_param, S_IRUGO, qla2x00_fabric_param_show, NULL); 1576 static DEVICE_ATTR(fw_state, S_IRUGO, qla2x00_fw_state_show, NULL); 1577 static DEVICE_ATTR(thermal_temp, S_IRUGO, qla2x00_thermal_temp_show, NULL); 1578 static DEVICE_ATTR(diag_requests, S_IRUGO, qla2x00_diag_requests_show, NULL); 1579 static DEVICE_ATTR(diag_megabytes, S_IRUGO, qla2x00_diag_megabytes_show, NULL); 1580 static DEVICE_ATTR(fw_dump_size, S_IRUGO, qla2x00_fw_dump_size_show, NULL); 1581 static DEVICE_ATTR(allow_cna_fw_dump, S_IRUGO | S_IWUSR, 1582 qla2x00_allow_cna_fw_dump_show, 1583 qla2x00_allow_cna_fw_dump_store); 1584 1585 struct device_attribute *qla2x00_host_attrs[] = { 1586 &dev_attr_driver_version, 1587 &dev_attr_fw_version, 1588 &dev_attr_serial_num, 1589 &dev_attr_isp_name, 1590 &dev_attr_isp_id, 1591 &dev_attr_model_name, 1592 &dev_attr_model_desc, 1593 &dev_attr_pci_info, 1594 &dev_attr_link_state, 1595 &dev_attr_zio, 1596 &dev_attr_zio_timer, 1597 &dev_attr_beacon, 1598 &dev_attr_optrom_bios_version, 1599 &dev_attr_optrom_efi_version, 1600 &dev_attr_optrom_fcode_version, 1601 &dev_attr_optrom_fw_version, 1602 &dev_attr_84xx_fw_version, 1603 &dev_attr_total_isp_aborts, 1604 &dev_attr_mpi_version, 1605 &dev_attr_phy_version, 1606 &dev_attr_flash_block_size, 1607 &dev_attr_vlan_id, 1608 &dev_attr_vn_port_mac_address, 1609 &dev_attr_fabric_param, 1610 &dev_attr_fw_state, 1611 &dev_attr_optrom_gold_fw_version, 1612 &dev_attr_thermal_temp, 1613 &dev_attr_diag_requests, 1614 &dev_attr_diag_megabytes, 1615 &dev_attr_fw_dump_size, 1616 &dev_attr_allow_cna_fw_dump, 1617 NULL, 1618 }; 1619 1620 /* Host attributes. */ 1621 1622 static void 1623 qla2x00_get_host_port_id(struct Scsi_Host *shost) 1624 { 1625 scsi_qla_host_t *vha = shost_priv(shost); 1626 1627 fc_host_port_id(shost) = vha->d_id.b.domain << 16 | 1628 vha->d_id.b.area << 8 | vha->d_id.b.al_pa; 1629 } 1630 1631 static void 1632 qla2x00_get_host_speed(struct Scsi_Host *shost) 1633 { 1634 struct qla_hw_data *ha = ((struct scsi_qla_host *) 1635 (shost_priv(shost)))->hw; 1636 u32 speed = FC_PORTSPEED_UNKNOWN; 1637 1638 if (IS_QLAFX00(ha)) { 1639 qlafx00_get_host_speed(shost); 1640 return; 1641 } 1642 1643 switch (ha->link_data_rate) { 1644 case PORT_SPEED_1GB: 1645 speed = FC_PORTSPEED_1GBIT; 1646 break; 1647 case PORT_SPEED_2GB: 1648 speed = FC_PORTSPEED_2GBIT; 1649 break; 1650 case PORT_SPEED_4GB: 1651 speed = FC_PORTSPEED_4GBIT; 1652 break; 1653 case PORT_SPEED_8GB: 1654 speed = FC_PORTSPEED_8GBIT; 1655 break; 1656 case PORT_SPEED_10GB: 1657 speed = FC_PORTSPEED_10GBIT; 1658 break; 1659 case PORT_SPEED_16GB: 1660 speed = FC_PORTSPEED_16GBIT; 1661 break; 1662 case PORT_SPEED_32GB: 1663 speed = FC_PORTSPEED_32GBIT; 1664 break; 1665 } 1666 fc_host_speed(shost) = speed; 1667 } 1668 1669 static void 1670 qla2x00_get_host_port_type(struct Scsi_Host *shost) 1671 { 1672 scsi_qla_host_t *vha = shost_priv(shost); 1673 uint32_t port_type = FC_PORTTYPE_UNKNOWN; 1674 1675 if (vha->vp_idx) { 1676 fc_host_port_type(shost) = FC_PORTTYPE_NPIV; 1677 return; 1678 } 1679 switch (vha->hw->current_topology) { 1680 case ISP_CFG_NL: 1681 port_type = FC_PORTTYPE_LPORT; 1682 break; 1683 case ISP_CFG_FL: 1684 port_type = FC_PORTTYPE_NLPORT; 1685 break; 1686 case ISP_CFG_N: 1687 port_type = FC_PORTTYPE_PTP; 1688 break; 1689 case ISP_CFG_F: 1690 port_type = FC_PORTTYPE_NPORT; 1691 break; 1692 } 1693 fc_host_port_type(shost) = port_type; 1694 } 1695 1696 static void 1697 qla2x00_get_starget_node_name(struct scsi_target *starget) 1698 { 1699 struct Scsi_Host *host = dev_to_shost(starget->dev.parent); 1700 scsi_qla_host_t *vha = shost_priv(host); 1701 fc_port_t *fcport; 1702 u64 node_name = 0; 1703 1704 list_for_each_entry(fcport, &vha->vp_fcports, list) { 1705 if (fcport->rport && 1706 starget->id == fcport->rport->scsi_target_id) { 1707 node_name = wwn_to_u64(fcport->node_name); 1708 break; 1709 } 1710 } 1711 1712 fc_starget_node_name(starget) = node_name; 1713 } 1714 1715 static void 1716 qla2x00_get_starget_port_name(struct scsi_target *starget) 1717 { 1718 struct Scsi_Host *host = dev_to_shost(starget->dev.parent); 1719 scsi_qla_host_t *vha = shost_priv(host); 1720 fc_port_t *fcport; 1721 u64 port_name = 0; 1722 1723 list_for_each_entry(fcport, &vha->vp_fcports, list) { 1724 if (fcport->rport && 1725 starget->id == fcport->rport->scsi_target_id) { 1726 port_name = wwn_to_u64(fcport->port_name); 1727 break; 1728 } 1729 } 1730 1731 fc_starget_port_name(starget) = port_name; 1732 } 1733 1734 static void 1735 qla2x00_get_starget_port_id(struct scsi_target *starget) 1736 { 1737 struct Scsi_Host *host = dev_to_shost(starget->dev.parent); 1738 scsi_qla_host_t *vha = shost_priv(host); 1739 fc_port_t *fcport; 1740 uint32_t port_id = ~0U; 1741 1742 list_for_each_entry(fcport, &vha->vp_fcports, list) { 1743 if (fcport->rport && 1744 starget->id == fcport->rport->scsi_target_id) { 1745 port_id = fcport->d_id.b.domain << 16 | 1746 fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa; 1747 break; 1748 } 1749 } 1750 1751 fc_starget_port_id(starget) = port_id; 1752 } 1753 1754 static void 1755 qla2x00_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout) 1756 { 1757 if (timeout) 1758 rport->dev_loss_tmo = timeout; 1759 else 1760 rport->dev_loss_tmo = 1; 1761 } 1762 1763 static void 1764 qla2x00_dev_loss_tmo_callbk(struct fc_rport *rport) 1765 { 1766 struct Scsi_Host *host = rport_to_shost(rport); 1767 fc_port_t *fcport = *(fc_port_t **)rport->dd_data; 1768 unsigned long flags; 1769 1770 if (!fcport) 1771 return; 1772 1773 /* Now that the rport has been deleted, set the fcport state to 1774 FCS_DEVICE_DEAD */ 1775 qla2x00_set_fcport_state(fcport, FCS_DEVICE_DEAD); 1776 1777 /* 1778 * Transport has effectively 'deleted' the rport, clear 1779 * all local references. 1780 */ 1781 spin_lock_irqsave(host->host_lock, flags); 1782 fcport->rport = fcport->drport = NULL; 1783 *((fc_port_t **)rport->dd_data) = NULL; 1784 spin_unlock_irqrestore(host->host_lock, flags); 1785 1786 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags)) 1787 return; 1788 1789 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) { 1790 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16); 1791 return; 1792 } 1793 } 1794 1795 static void 1796 qla2x00_terminate_rport_io(struct fc_rport *rport) 1797 { 1798 fc_port_t *fcport = *(fc_port_t **)rport->dd_data; 1799 1800 if (!fcport) 1801 return; 1802 1803 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags)) 1804 return; 1805 1806 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) { 1807 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16); 1808 return; 1809 } 1810 /* 1811 * At this point all fcport's software-states are cleared. Perform any 1812 * final cleanup of firmware resources (PCBs and XCBs). 1813 */ 1814 if (fcport->loop_id != FC_NO_LOOP_ID) { 1815 if (IS_FWI2_CAPABLE(fcport->vha->hw)) 1816 fcport->vha->hw->isp_ops->fabric_logout(fcport->vha, 1817 fcport->loop_id, fcport->d_id.b.domain, 1818 fcport->d_id.b.area, fcport->d_id.b.al_pa); 1819 else 1820 qla2x00_port_logout(fcport->vha, fcport); 1821 } 1822 } 1823 1824 static int 1825 qla2x00_issue_lip(struct Scsi_Host *shost) 1826 { 1827 scsi_qla_host_t *vha = shost_priv(shost); 1828 1829 if (IS_QLAFX00(vha->hw)) 1830 return 0; 1831 1832 qla2x00_loop_reset(vha); 1833 return 0; 1834 } 1835 1836 static struct fc_host_statistics * 1837 qla2x00_get_fc_host_stats(struct Scsi_Host *shost) 1838 { 1839 scsi_qla_host_t *vha = shost_priv(shost); 1840 struct qla_hw_data *ha = vha->hw; 1841 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); 1842 int rval; 1843 struct link_statistics *stats; 1844 dma_addr_t stats_dma; 1845 struct fc_host_statistics *pfc_host_stat; 1846 1847 pfc_host_stat = &vha->fc_host_stat; 1848 memset(pfc_host_stat, -1, sizeof(struct fc_host_statistics)); 1849 1850 if (IS_QLAFX00(vha->hw)) 1851 goto done; 1852 1853 if (test_bit(UNLOADING, &vha->dpc_flags)) 1854 goto done; 1855 1856 if (unlikely(pci_channel_offline(ha->pdev))) 1857 goto done; 1858 1859 if (qla2x00_reset_active(vha)) 1860 goto done; 1861 1862 stats = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &stats_dma); 1863 if (stats == NULL) { 1864 ql_log(ql_log_warn, vha, 0x707d, 1865 "Failed to allocate memory for stats.\n"); 1866 goto done; 1867 } 1868 memset(stats, 0, DMA_POOL_SIZE); 1869 1870 rval = QLA_FUNCTION_FAILED; 1871 if (IS_FWI2_CAPABLE(ha)) { 1872 rval = qla24xx_get_isp_stats(base_vha, stats, stats_dma); 1873 } else if (atomic_read(&base_vha->loop_state) == LOOP_READY && 1874 !ha->dpc_active) { 1875 /* Must be in a 'READY' state for statistics retrieval. */ 1876 rval = qla2x00_get_link_status(base_vha, base_vha->loop_id, 1877 stats, stats_dma); 1878 } 1879 1880 if (rval != QLA_SUCCESS) 1881 goto done_free; 1882 1883 pfc_host_stat->link_failure_count = stats->link_fail_cnt; 1884 pfc_host_stat->loss_of_sync_count = stats->loss_sync_cnt; 1885 pfc_host_stat->loss_of_signal_count = stats->loss_sig_cnt; 1886 pfc_host_stat->prim_seq_protocol_err_count = stats->prim_seq_err_cnt; 1887 pfc_host_stat->invalid_tx_word_count = stats->inval_xmit_word_cnt; 1888 pfc_host_stat->invalid_crc_count = stats->inval_crc_cnt; 1889 if (IS_FWI2_CAPABLE(ha)) { 1890 pfc_host_stat->lip_count = stats->lip_cnt; 1891 pfc_host_stat->tx_frames = stats->tx_frames; 1892 pfc_host_stat->rx_frames = stats->rx_frames; 1893 pfc_host_stat->dumped_frames = stats->discarded_frames; 1894 pfc_host_stat->nos_count = stats->nos_rcvd; 1895 pfc_host_stat->error_frames = 1896 stats->dropped_frames + stats->discarded_frames; 1897 pfc_host_stat->rx_words = vha->qla_stats.input_bytes; 1898 pfc_host_stat->tx_words = vha->qla_stats.output_bytes; 1899 } 1900 pfc_host_stat->fcp_control_requests = vha->qla_stats.control_requests; 1901 pfc_host_stat->fcp_input_requests = vha->qla_stats.input_requests; 1902 pfc_host_stat->fcp_output_requests = vha->qla_stats.output_requests; 1903 pfc_host_stat->fcp_input_megabytes = vha->qla_stats.input_bytes >> 20; 1904 pfc_host_stat->fcp_output_megabytes = vha->qla_stats.output_bytes >> 20; 1905 pfc_host_stat->seconds_since_last_reset = 1906 get_jiffies_64() - vha->qla_stats.jiffies_at_last_reset; 1907 do_div(pfc_host_stat->seconds_since_last_reset, HZ); 1908 1909 done_free: 1910 dma_pool_free(ha->s_dma_pool, stats, stats_dma); 1911 done: 1912 return pfc_host_stat; 1913 } 1914 1915 static void 1916 qla2x00_reset_host_stats(struct Scsi_Host *shost) 1917 { 1918 scsi_qla_host_t *vha = shost_priv(shost); 1919 1920 memset(&vha->fc_host_stat, 0, sizeof(vha->fc_host_stat)); 1921 1922 vha->qla_stats.jiffies_at_last_reset = get_jiffies_64(); 1923 } 1924 1925 static void 1926 qla2x00_get_host_symbolic_name(struct Scsi_Host *shost) 1927 { 1928 scsi_qla_host_t *vha = shost_priv(shost); 1929 1930 qla2x00_get_sym_node_name(vha, fc_host_symbolic_name(shost), 1931 sizeof(fc_host_symbolic_name(shost))); 1932 } 1933 1934 static void 1935 qla2x00_set_host_system_hostname(struct Scsi_Host *shost) 1936 { 1937 scsi_qla_host_t *vha = shost_priv(shost); 1938 1939 set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags); 1940 } 1941 1942 static void 1943 qla2x00_get_host_fabric_name(struct Scsi_Host *shost) 1944 { 1945 scsi_qla_host_t *vha = shost_priv(shost); 1946 uint8_t node_name[WWN_SIZE] = { 0xFF, 0xFF, 0xFF, 0xFF, \ 1947 0xFF, 0xFF, 0xFF, 0xFF}; 1948 u64 fabric_name = wwn_to_u64(node_name); 1949 1950 if (vha->device_flags & SWITCH_FOUND) 1951 fabric_name = wwn_to_u64(vha->fabric_node_name); 1952 1953 fc_host_fabric_name(shost) = fabric_name; 1954 } 1955 1956 static void 1957 qla2x00_get_host_port_state(struct Scsi_Host *shost) 1958 { 1959 scsi_qla_host_t *vha = shost_priv(shost); 1960 struct scsi_qla_host *base_vha = pci_get_drvdata(vha->hw->pdev); 1961 1962 if (!base_vha->flags.online) { 1963 fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE; 1964 return; 1965 } 1966 1967 switch (atomic_read(&base_vha->loop_state)) { 1968 case LOOP_UPDATE: 1969 fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS; 1970 break; 1971 case LOOP_DOWN: 1972 if (test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags)) 1973 fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS; 1974 else 1975 fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN; 1976 break; 1977 case LOOP_DEAD: 1978 fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN; 1979 break; 1980 case LOOP_READY: 1981 fc_host_port_state(shost) = FC_PORTSTATE_ONLINE; 1982 break; 1983 default: 1984 fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN; 1985 break; 1986 } 1987 } 1988 1989 static int 1990 qla24xx_vport_create(struct fc_vport *fc_vport, bool disable) 1991 { 1992 int ret = 0; 1993 uint8_t qos = 0; 1994 scsi_qla_host_t *base_vha = shost_priv(fc_vport->shost); 1995 scsi_qla_host_t *vha = NULL; 1996 struct qla_hw_data *ha = base_vha->hw; 1997 uint16_t options = 0; 1998 int cnt; 1999 struct req_que *req = ha->req_q_map[0]; 2000 2001 ret = qla24xx_vport_create_req_sanity_check(fc_vport); 2002 if (ret) { 2003 ql_log(ql_log_warn, vha, 0x707e, 2004 "Vport sanity check failed, status %x\n", ret); 2005 return (ret); 2006 } 2007 2008 vha = qla24xx_create_vhost(fc_vport); 2009 if (vha == NULL) { 2010 ql_log(ql_log_warn, vha, 0x707f, "Vport create host failed.\n"); 2011 return FC_VPORT_FAILED; 2012 } 2013 if (disable) { 2014 atomic_set(&vha->vp_state, VP_OFFLINE); 2015 fc_vport_set_state(fc_vport, FC_VPORT_DISABLED); 2016 } else 2017 atomic_set(&vha->vp_state, VP_FAILED); 2018 2019 /* ready to create vport */ 2020 ql_log(ql_log_info, vha, 0x7080, 2021 "VP entry id %d assigned.\n", vha->vp_idx); 2022 2023 /* initialized vport states */ 2024 atomic_set(&vha->loop_state, LOOP_DOWN); 2025 vha->vp_err_state= VP_ERR_PORTDWN; 2026 vha->vp_prev_err_state= VP_ERR_UNKWN; 2027 /* Check if physical ha port is Up */ 2028 if (atomic_read(&base_vha->loop_state) == LOOP_DOWN || 2029 atomic_read(&base_vha->loop_state) == LOOP_DEAD) { 2030 /* Don't retry or attempt login of this virtual port */ 2031 ql_dbg(ql_dbg_user, vha, 0x7081, 2032 "Vport loop state is not UP.\n"); 2033 atomic_set(&vha->loop_state, LOOP_DEAD); 2034 if (!disable) 2035 fc_vport_set_state(fc_vport, FC_VPORT_LINKDOWN); 2036 } 2037 2038 if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif) { 2039 if (ha->fw_attributes & BIT_4) { 2040 int prot = 0, guard; 2041 vha->flags.difdix_supported = 1; 2042 ql_dbg(ql_dbg_user, vha, 0x7082, 2043 "Registered for DIF/DIX type 1 and 3 protection.\n"); 2044 if (ql2xenabledif == 1) 2045 prot = SHOST_DIX_TYPE0_PROTECTION; 2046 scsi_host_set_prot(vha->host, 2047 prot | SHOST_DIF_TYPE1_PROTECTION 2048 | SHOST_DIF_TYPE2_PROTECTION 2049 | SHOST_DIF_TYPE3_PROTECTION 2050 | SHOST_DIX_TYPE1_PROTECTION 2051 | SHOST_DIX_TYPE2_PROTECTION 2052 | SHOST_DIX_TYPE3_PROTECTION); 2053 2054 guard = SHOST_DIX_GUARD_CRC; 2055 2056 if (IS_PI_IPGUARD_CAPABLE(ha) && 2057 (ql2xenabledif > 1 || IS_PI_DIFB_DIX0_CAPABLE(ha))) 2058 guard |= SHOST_DIX_GUARD_IP; 2059 2060 scsi_host_set_guard(vha->host, guard); 2061 } else 2062 vha->flags.difdix_supported = 0; 2063 } 2064 2065 if (scsi_add_host_with_dma(vha->host, &fc_vport->dev, 2066 &ha->pdev->dev)) { 2067 ql_dbg(ql_dbg_user, vha, 0x7083, 2068 "scsi_add_host failure for VP[%d].\n", vha->vp_idx); 2069 goto vport_create_failed_2; 2070 } 2071 2072 /* initialize attributes */ 2073 fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count; 2074 fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name); 2075 fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name); 2076 fc_host_supported_classes(vha->host) = 2077 fc_host_supported_classes(base_vha->host); 2078 fc_host_supported_speeds(vha->host) = 2079 fc_host_supported_speeds(base_vha->host); 2080 2081 qlt_vport_create(vha, ha); 2082 qla24xx_vport_disable(fc_vport, disable); 2083 2084 if (ha->flags.cpu_affinity_enabled) { 2085 req = ha->req_q_map[1]; 2086 ql_dbg(ql_dbg_multiq, vha, 0xc000, 2087 "Request queue %p attached with " 2088 "VP[%d], cpu affinity =%d\n", 2089 req, vha->vp_idx, ha->flags.cpu_affinity_enabled); 2090 goto vport_queue; 2091 } else if (ql2xmaxqueues == 1 || !ha->npiv_info) 2092 goto vport_queue; 2093 /* Create a request queue in QoS mode for the vport */ 2094 for (cnt = 0; cnt < ha->nvram_npiv_size; cnt++) { 2095 if (memcmp(ha->npiv_info[cnt].port_name, vha->port_name, 8) == 0 2096 && memcmp(ha->npiv_info[cnt].node_name, vha->node_name, 2097 8) == 0) { 2098 qos = ha->npiv_info[cnt].q_qos; 2099 break; 2100 } 2101 } 2102 2103 if (qos) { 2104 ret = qla25xx_create_req_que(ha, options, vha->vp_idx, 0, 0, 2105 qos); 2106 if (!ret) 2107 ql_log(ql_log_warn, vha, 0x7084, 2108 "Can't create request queue for VP[%d]\n", 2109 vha->vp_idx); 2110 else { 2111 ql_dbg(ql_dbg_multiq, vha, 0xc001, 2112 "Request Que:%d Q0s: %d) created for VP[%d]\n", 2113 ret, qos, vha->vp_idx); 2114 ql_dbg(ql_dbg_user, vha, 0x7085, 2115 "Request Que:%d Q0s: %d) created for VP[%d]\n", 2116 ret, qos, vha->vp_idx); 2117 req = ha->req_q_map[ret]; 2118 } 2119 } 2120 2121 vport_queue: 2122 vha->req = req; 2123 return 0; 2124 2125 vport_create_failed_2: 2126 qla24xx_disable_vp(vha); 2127 qla24xx_deallocate_vp_id(vha); 2128 scsi_host_put(vha->host); 2129 return FC_VPORT_FAILED; 2130 } 2131 2132 static int 2133 qla24xx_vport_delete(struct fc_vport *fc_vport) 2134 { 2135 scsi_qla_host_t *vha = fc_vport->dd_data; 2136 struct qla_hw_data *ha = vha->hw; 2137 uint16_t id = vha->vp_idx; 2138 2139 while (test_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags) || 2140 test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags)) 2141 msleep(1000); 2142 2143 qla24xx_disable_vp(vha); 2144 2145 vha->flags.delete_progress = 1; 2146 2147 qlt_remove_target(ha, vha); 2148 2149 fc_remove_host(vha->host); 2150 2151 scsi_remove_host(vha->host); 2152 2153 /* Allow timer to run to drain queued items, when removing vp */ 2154 qla24xx_deallocate_vp_id(vha); 2155 2156 if (vha->timer_active) { 2157 qla2x00_vp_stop_timer(vha); 2158 ql_dbg(ql_dbg_user, vha, 0x7086, 2159 "Timer for the VP[%d] has stopped\n", vha->vp_idx); 2160 } 2161 2162 BUG_ON(atomic_read(&vha->vref_count)); 2163 2164 qla2x00_free_fcports(vha); 2165 2166 mutex_lock(&ha->vport_lock); 2167 ha->cur_vport_count--; 2168 clear_bit(vha->vp_idx, ha->vp_idx_map); 2169 mutex_unlock(&ha->vport_lock); 2170 2171 if (vha->req->id && !ha->flags.cpu_affinity_enabled) { 2172 if (qla25xx_delete_req_que(vha, vha->req) != QLA_SUCCESS) 2173 ql_log(ql_log_warn, vha, 0x7087, 2174 "Queue delete failed.\n"); 2175 } 2176 2177 ql_log(ql_log_info, vha, 0x7088, "VP[%d] deleted.\n", id); 2178 scsi_host_put(vha->host); 2179 return 0; 2180 } 2181 2182 static int 2183 qla24xx_vport_disable(struct fc_vport *fc_vport, bool disable) 2184 { 2185 scsi_qla_host_t *vha = fc_vport->dd_data; 2186 2187 if (disable) 2188 qla24xx_disable_vp(vha); 2189 else 2190 qla24xx_enable_vp(vha); 2191 2192 return 0; 2193 } 2194 2195 struct fc_function_template qla2xxx_transport_functions = { 2196 2197 .show_host_node_name = 1, 2198 .show_host_port_name = 1, 2199 .show_host_supported_classes = 1, 2200 .show_host_supported_speeds = 1, 2201 2202 .get_host_port_id = qla2x00_get_host_port_id, 2203 .show_host_port_id = 1, 2204 .get_host_speed = qla2x00_get_host_speed, 2205 .show_host_speed = 1, 2206 .get_host_port_type = qla2x00_get_host_port_type, 2207 .show_host_port_type = 1, 2208 .get_host_symbolic_name = qla2x00_get_host_symbolic_name, 2209 .show_host_symbolic_name = 1, 2210 .set_host_system_hostname = qla2x00_set_host_system_hostname, 2211 .show_host_system_hostname = 1, 2212 .get_host_fabric_name = qla2x00_get_host_fabric_name, 2213 .show_host_fabric_name = 1, 2214 .get_host_port_state = qla2x00_get_host_port_state, 2215 .show_host_port_state = 1, 2216 2217 .dd_fcrport_size = sizeof(struct fc_port *), 2218 .show_rport_supported_classes = 1, 2219 2220 .get_starget_node_name = qla2x00_get_starget_node_name, 2221 .show_starget_node_name = 1, 2222 .get_starget_port_name = qla2x00_get_starget_port_name, 2223 .show_starget_port_name = 1, 2224 .get_starget_port_id = qla2x00_get_starget_port_id, 2225 .show_starget_port_id = 1, 2226 2227 .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo, 2228 .show_rport_dev_loss_tmo = 1, 2229 2230 .issue_fc_host_lip = qla2x00_issue_lip, 2231 .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk, 2232 .terminate_rport_io = qla2x00_terminate_rport_io, 2233 .get_fc_host_stats = qla2x00_get_fc_host_stats, 2234 .reset_fc_host_stats = qla2x00_reset_host_stats, 2235 2236 .vport_create = qla24xx_vport_create, 2237 .vport_disable = qla24xx_vport_disable, 2238 .vport_delete = qla24xx_vport_delete, 2239 .bsg_request = qla24xx_bsg_request, 2240 .bsg_timeout = qla24xx_bsg_timeout, 2241 }; 2242 2243 struct fc_function_template qla2xxx_transport_vport_functions = { 2244 2245 .show_host_node_name = 1, 2246 .show_host_port_name = 1, 2247 .show_host_supported_classes = 1, 2248 2249 .get_host_port_id = qla2x00_get_host_port_id, 2250 .show_host_port_id = 1, 2251 .get_host_speed = qla2x00_get_host_speed, 2252 .show_host_speed = 1, 2253 .get_host_port_type = qla2x00_get_host_port_type, 2254 .show_host_port_type = 1, 2255 .get_host_symbolic_name = qla2x00_get_host_symbolic_name, 2256 .show_host_symbolic_name = 1, 2257 .set_host_system_hostname = qla2x00_set_host_system_hostname, 2258 .show_host_system_hostname = 1, 2259 .get_host_fabric_name = qla2x00_get_host_fabric_name, 2260 .show_host_fabric_name = 1, 2261 .get_host_port_state = qla2x00_get_host_port_state, 2262 .show_host_port_state = 1, 2263 2264 .dd_fcrport_size = sizeof(struct fc_port *), 2265 .show_rport_supported_classes = 1, 2266 2267 .get_starget_node_name = qla2x00_get_starget_node_name, 2268 .show_starget_node_name = 1, 2269 .get_starget_port_name = qla2x00_get_starget_port_name, 2270 .show_starget_port_name = 1, 2271 .get_starget_port_id = qla2x00_get_starget_port_id, 2272 .show_starget_port_id = 1, 2273 2274 .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo, 2275 .show_rport_dev_loss_tmo = 1, 2276 2277 .issue_fc_host_lip = qla2x00_issue_lip, 2278 .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk, 2279 .terminate_rport_io = qla2x00_terminate_rport_io, 2280 .get_fc_host_stats = qla2x00_get_fc_host_stats, 2281 .reset_fc_host_stats = qla2x00_reset_host_stats, 2282 2283 .bsg_request = qla24xx_bsg_request, 2284 .bsg_timeout = qla24xx_bsg_timeout, 2285 }; 2286 2287 void 2288 qla2x00_init_host_attr(scsi_qla_host_t *vha) 2289 { 2290 struct qla_hw_data *ha = vha->hw; 2291 u32 speed = FC_PORTSPEED_UNKNOWN; 2292 2293 fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count; 2294 fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name); 2295 fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name); 2296 fc_host_supported_classes(vha->host) = ha->tgt.enable_class_2 ? 2297 (FC_COS_CLASS2|FC_COS_CLASS3) : FC_COS_CLASS3; 2298 fc_host_max_npiv_vports(vha->host) = ha->max_npiv_vports; 2299 fc_host_npiv_vports_inuse(vha->host) = ha->cur_vport_count; 2300 2301 if (IS_CNA_CAPABLE(ha)) 2302 speed = FC_PORTSPEED_10GBIT; 2303 else if (IS_QLA2031(ha)) 2304 speed = FC_PORTSPEED_16GBIT | FC_PORTSPEED_8GBIT | 2305 FC_PORTSPEED_4GBIT; 2306 else if (IS_QLA25XX(ha)) 2307 speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT | 2308 FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT; 2309 else if (IS_QLA24XX_TYPE(ha)) 2310 speed = FC_PORTSPEED_4GBIT | FC_PORTSPEED_2GBIT | 2311 FC_PORTSPEED_1GBIT; 2312 else if (IS_QLA23XX(ha)) 2313 speed = FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT; 2314 else if (IS_QLAFX00(ha)) 2315 speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT | 2316 FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT; 2317 else if (IS_QLA27XX(ha)) 2318 speed = FC_PORTSPEED_32GBIT | FC_PORTSPEED_16GBIT | 2319 FC_PORTSPEED_8GBIT; 2320 else 2321 speed = FC_PORTSPEED_1GBIT; 2322 fc_host_supported_speeds(vha->host) = speed; 2323 } 2324