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 valid = 1; 489 if (!valid) { 490 ql_log(ql_log_warn, vha, 0x7065, 491 "Invalid start region 0x%x/0x%x.\n", start, size); 492 rval = -EINVAL; 493 goto out; 494 } 495 496 ha->optrom_region_start = start; 497 ha->optrom_region_size = start + size > ha->optrom_size ? 498 ha->optrom_size - start : size; 499 500 ha->optrom_state = QLA_SWRITING; 501 ha->optrom_buffer = vmalloc(ha->optrom_region_size); 502 if (ha->optrom_buffer == NULL) { 503 ql_log(ql_log_warn, vha, 0x7066, 504 "Unable to allocate memory for optrom update " 505 "(%x)\n", ha->optrom_region_size); 506 507 ha->optrom_state = QLA_SWAITING; 508 rval = -ENOMEM; 509 goto out; 510 } 511 512 ql_dbg(ql_dbg_user, vha, 0x7067, 513 "Staging flash region write -- 0x%x/0x%x.\n", 514 ha->optrom_region_start, ha->optrom_region_size); 515 516 memset(ha->optrom_buffer, 0, ha->optrom_region_size); 517 break; 518 case 3: 519 if (ha->optrom_state != QLA_SWRITING) { 520 rval = -EINVAL; 521 goto out; 522 } 523 524 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) { 525 ql_log(ql_log_warn, vha, 0x7068, 526 "HBA not online, failing flash update.\n"); 527 rval = -EAGAIN; 528 goto out; 529 } 530 531 ql_dbg(ql_dbg_user, vha, 0x7069, 532 "Writing flash region -- 0x%x/0x%x.\n", 533 ha->optrom_region_start, ha->optrom_region_size); 534 535 ha->isp_ops->write_optrom(vha, ha->optrom_buffer, 536 ha->optrom_region_start, ha->optrom_region_size); 537 break; 538 default: 539 rval = -EINVAL; 540 } 541 542 out: 543 mutex_unlock(&ha->optrom_mutex); 544 return rval; 545 } 546 547 static struct bin_attribute sysfs_optrom_ctl_attr = { 548 .attr = { 549 .name = "optrom_ctl", 550 .mode = S_IWUSR, 551 }, 552 .size = 0, 553 .write = qla2x00_sysfs_write_optrom_ctl, 554 }; 555 556 static ssize_t 557 qla2x00_sysfs_read_vpd(struct file *filp, struct kobject *kobj, 558 struct bin_attribute *bin_attr, 559 char *buf, loff_t off, size_t count) 560 { 561 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 562 struct device, kobj))); 563 struct qla_hw_data *ha = vha->hw; 564 565 if (unlikely(pci_channel_offline(ha->pdev))) 566 return -EAGAIN; 567 568 if (!capable(CAP_SYS_ADMIN)) 569 return -EINVAL; 570 571 if (IS_NOCACHE_VPD_TYPE(ha)) 572 ha->isp_ops->read_optrom(vha, ha->vpd, ha->flt_region_vpd << 2, 573 ha->vpd_size); 574 return memory_read_from_buffer(buf, count, &off, ha->vpd, ha->vpd_size); 575 } 576 577 static ssize_t 578 qla2x00_sysfs_write_vpd(struct file *filp, struct kobject *kobj, 579 struct bin_attribute *bin_attr, 580 char *buf, loff_t off, size_t count) 581 { 582 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 583 struct device, kobj))); 584 struct qla_hw_data *ha = vha->hw; 585 uint8_t *tmp_data; 586 587 if (unlikely(pci_channel_offline(ha->pdev))) 588 return 0; 589 590 if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->vpd_size || 591 !ha->isp_ops->write_nvram) 592 return 0; 593 594 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) { 595 ql_log(ql_log_warn, vha, 0x706a, 596 "HBA not online, failing VPD update.\n"); 597 return -EAGAIN; 598 } 599 600 /* Write NVRAM. */ 601 ha->isp_ops->write_nvram(vha, (uint8_t *)buf, ha->vpd_base, count); 602 ha->isp_ops->read_nvram(vha, (uint8_t *)ha->vpd, ha->vpd_base, count); 603 604 /* Update flash version information for 4Gb & above. */ 605 if (!IS_FWI2_CAPABLE(ha)) 606 return -EINVAL; 607 608 tmp_data = vmalloc(256); 609 if (!tmp_data) { 610 ql_log(ql_log_warn, vha, 0x706b, 611 "Unable to allocate memory for VPD information update.\n"); 612 return -ENOMEM; 613 } 614 ha->isp_ops->get_flash_version(vha, tmp_data); 615 vfree(tmp_data); 616 617 return count; 618 } 619 620 static struct bin_attribute sysfs_vpd_attr = { 621 .attr = { 622 .name = "vpd", 623 .mode = S_IRUSR | S_IWUSR, 624 }, 625 .size = 0, 626 .read = qla2x00_sysfs_read_vpd, 627 .write = qla2x00_sysfs_write_vpd, 628 }; 629 630 static ssize_t 631 qla2x00_sysfs_read_sfp(struct file *filp, struct kobject *kobj, 632 struct bin_attribute *bin_attr, 633 char *buf, loff_t off, size_t count) 634 { 635 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 636 struct device, kobj))); 637 struct qla_hw_data *ha = vha->hw; 638 uint16_t iter, addr, offset; 639 int rval; 640 641 if (!capable(CAP_SYS_ADMIN) || off != 0 || count != SFP_DEV_SIZE * 2) 642 return 0; 643 644 if (ha->sfp_data) 645 goto do_read; 646 647 ha->sfp_data = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, 648 &ha->sfp_data_dma); 649 if (!ha->sfp_data) { 650 ql_log(ql_log_warn, vha, 0x706c, 651 "Unable to allocate memory for SFP read-data.\n"); 652 return 0; 653 } 654 655 do_read: 656 memset(ha->sfp_data, 0, SFP_BLOCK_SIZE); 657 addr = 0xa0; 658 for (iter = 0, offset = 0; iter < (SFP_DEV_SIZE * 2) / SFP_BLOCK_SIZE; 659 iter++, offset += SFP_BLOCK_SIZE) { 660 if (iter == 4) { 661 /* Skip to next device address. */ 662 addr = 0xa2; 663 offset = 0; 664 } 665 666 rval = qla2x00_read_sfp(vha, ha->sfp_data_dma, ha->sfp_data, 667 addr, offset, SFP_BLOCK_SIZE, BIT_1); 668 if (rval != QLA_SUCCESS) { 669 ql_log(ql_log_warn, vha, 0x706d, 670 "Unable to read SFP data (%x/%x/%x).\n", rval, 671 addr, offset); 672 673 return -EIO; 674 } 675 memcpy(buf, ha->sfp_data, SFP_BLOCK_SIZE); 676 buf += SFP_BLOCK_SIZE; 677 } 678 679 return count; 680 } 681 682 static struct bin_attribute sysfs_sfp_attr = { 683 .attr = { 684 .name = "sfp", 685 .mode = S_IRUSR | S_IWUSR, 686 }, 687 .size = SFP_DEV_SIZE * 2, 688 .read = qla2x00_sysfs_read_sfp, 689 }; 690 691 static ssize_t 692 qla2x00_sysfs_write_reset(struct file *filp, struct kobject *kobj, 693 struct bin_attribute *bin_attr, 694 char *buf, loff_t off, size_t count) 695 { 696 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 697 struct device, kobj))); 698 struct qla_hw_data *ha = vha->hw; 699 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); 700 int type; 701 uint32_t idc_control; 702 uint8_t *tmp_data = NULL; 703 if (off != 0) 704 return -EINVAL; 705 706 type = simple_strtol(buf, NULL, 10); 707 switch (type) { 708 case 0x2025c: 709 ql_log(ql_log_info, vha, 0x706e, 710 "Issuing ISP reset.\n"); 711 712 scsi_block_requests(vha->host); 713 if (IS_QLA82XX(ha)) { 714 ha->flags.isp82xx_no_md_cap = 1; 715 qla82xx_idc_lock(ha); 716 qla82xx_set_reset_owner(vha); 717 qla82xx_idc_unlock(ha); 718 } else if (IS_QLA8044(ha)) { 719 qla8044_idc_lock(ha); 720 idc_control = qla8044_rd_reg(ha, 721 QLA8044_IDC_DRV_CTRL); 722 qla8044_wr_reg(ha, QLA8044_IDC_DRV_CTRL, 723 (idc_control | GRACEFUL_RESET_BIT1)); 724 qla82xx_set_reset_owner(vha); 725 qla8044_idc_unlock(ha); 726 } else { 727 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); 728 qla2xxx_wake_dpc(vha); 729 } 730 qla2x00_wait_for_chip_reset(vha); 731 scsi_unblock_requests(vha->host); 732 break; 733 case 0x2025d: 734 if (!IS_QLA81XX(ha) && !IS_QLA83XX(ha)) 735 return -EPERM; 736 737 ql_log(ql_log_info, vha, 0x706f, 738 "Issuing MPI reset.\n"); 739 740 if (IS_QLA83XX(ha)) { 741 uint32_t idc_control; 742 743 qla83xx_idc_lock(vha, 0); 744 __qla83xx_get_idc_control(vha, &idc_control); 745 idc_control |= QLA83XX_IDC_GRACEFUL_RESET; 746 __qla83xx_set_idc_control(vha, idc_control); 747 qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE, 748 QLA8XXX_DEV_NEED_RESET); 749 qla83xx_idc_audit(vha, IDC_AUDIT_TIMESTAMP); 750 qla83xx_idc_unlock(vha, 0); 751 break; 752 } else { 753 /* Make sure FC side is not in reset */ 754 qla2x00_wait_for_hba_online(vha); 755 756 /* Issue MPI reset */ 757 scsi_block_requests(vha->host); 758 if (qla81xx_restart_mpi_firmware(vha) != QLA_SUCCESS) 759 ql_log(ql_log_warn, vha, 0x7070, 760 "MPI reset failed.\n"); 761 scsi_unblock_requests(vha->host); 762 break; 763 } 764 case 0x2025e: 765 if (!IS_P3P_TYPE(ha) || vha != base_vha) { 766 ql_log(ql_log_info, vha, 0x7071, 767 "FCoE ctx reset no supported.\n"); 768 return -EPERM; 769 } 770 771 ql_log(ql_log_info, vha, 0x7072, 772 "Issuing FCoE ctx reset.\n"); 773 set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags); 774 qla2xxx_wake_dpc(vha); 775 qla2x00_wait_for_fcoe_ctx_reset(vha); 776 break; 777 case 0x2025f: 778 if (!IS_QLA8031(ha)) 779 return -EPERM; 780 ql_log(ql_log_info, vha, 0x70bc, 781 "Disabling Reset by IDC control\n"); 782 qla83xx_idc_lock(vha, 0); 783 __qla83xx_get_idc_control(vha, &idc_control); 784 idc_control |= QLA83XX_IDC_RESET_DISABLED; 785 __qla83xx_set_idc_control(vha, idc_control); 786 qla83xx_idc_unlock(vha, 0); 787 break; 788 case 0x20260: 789 if (!IS_QLA8031(ha)) 790 return -EPERM; 791 ql_log(ql_log_info, vha, 0x70bd, 792 "Enabling Reset by IDC control\n"); 793 qla83xx_idc_lock(vha, 0); 794 __qla83xx_get_idc_control(vha, &idc_control); 795 idc_control &= ~QLA83XX_IDC_RESET_DISABLED; 796 __qla83xx_set_idc_control(vha, idc_control); 797 qla83xx_idc_unlock(vha, 0); 798 break; 799 case 0x20261: 800 ql_dbg(ql_dbg_user, vha, 0x70e0, 801 "Updating cache versions without reset "); 802 803 tmp_data = vmalloc(256); 804 if (!tmp_data) { 805 ql_log(ql_log_warn, vha, 0x70e1, 806 "Unable to allocate memory for VPD information update.\n"); 807 return -ENOMEM; 808 } 809 ha->isp_ops->get_flash_version(vha, tmp_data); 810 vfree(tmp_data); 811 break; 812 } 813 return count; 814 } 815 816 static struct bin_attribute sysfs_reset_attr = { 817 .attr = { 818 .name = "reset", 819 .mode = S_IWUSR, 820 }, 821 .size = 0, 822 .write = qla2x00_sysfs_write_reset, 823 }; 824 825 static ssize_t 826 qla2x00_sysfs_read_xgmac_stats(struct file *filp, struct kobject *kobj, 827 struct bin_attribute *bin_attr, 828 char *buf, loff_t off, size_t count) 829 { 830 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 831 struct device, kobj))); 832 struct qla_hw_data *ha = vha->hw; 833 int rval; 834 uint16_t actual_size; 835 836 if (!capable(CAP_SYS_ADMIN) || off != 0 || count > XGMAC_DATA_SIZE) 837 return 0; 838 839 if (ha->xgmac_data) 840 goto do_read; 841 842 ha->xgmac_data = dma_alloc_coherent(&ha->pdev->dev, XGMAC_DATA_SIZE, 843 &ha->xgmac_data_dma, GFP_KERNEL); 844 if (!ha->xgmac_data) { 845 ql_log(ql_log_warn, vha, 0x7076, 846 "Unable to allocate memory for XGMAC read-data.\n"); 847 return 0; 848 } 849 850 do_read: 851 actual_size = 0; 852 memset(ha->xgmac_data, 0, XGMAC_DATA_SIZE); 853 854 rval = qla2x00_get_xgmac_stats(vha, ha->xgmac_data_dma, 855 XGMAC_DATA_SIZE, &actual_size); 856 if (rval != QLA_SUCCESS) { 857 ql_log(ql_log_warn, vha, 0x7077, 858 "Unable to read XGMAC data (%x).\n", rval); 859 count = 0; 860 } 861 862 count = actual_size > count ? count: actual_size; 863 memcpy(buf, ha->xgmac_data, count); 864 865 return count; 866 } 867 868 static struct bin_attribute sysfs_xgmac_stats_attr = { 869 .attr = { 870 .name = "xgmac_stats", 871 .mode = S_IRUSR, 872 }, 873 .size = 0, 874 .read = qla2x00_sysfs_read_xgmac_stats, 875 }; 876 877 static ssize_t 878 qla2x00_sysfs_read_dcbx_tlv(struct file *filp, struct kobject *kobj, 879 struct bin_attribute *bin_attr, 880 char *buf, loff_t off, size_t count) 881 { 882 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 883 struct device, kobj))); 884 struct qla_hw_data *ha = vha->hw; 885 int rval; 886 uint16_t actual_size; 887 888 if (!capable(CAP_SYS_ADMIN) || off != 0 || count > DCBX_TLV_DATA_SIZE) 889 return 0; 890 891 if (ha->dcbx_tlv) 892 goto do_read; 893 894 ha->dcbx_tlv = dma_alloc_coherent(&ha->pdev->dev, DCBX_TLV_DATA_SIZE, 895 &ha->dcbx_tlv_dma, GFP_KERNEL); 896 if (!ha->dcbx_tlv) { 897 ql_log(ql_log_warn, vha, 0x7078, 898 "Unable to allocate memory for DCBX TLV read-data.\n"); 899 return -ENOMEM; 900 } 901 902 do_read: 903 actual_size = 0; 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 if (rval != QLA_SUCCESS) { 909 ql_log(ql_log_warn, vha, 0x7079, 910 "Unable to read DCBX TLV (%x).\n", rval); 911 return -EIO; 912 } 913 914 memcpy(buf, ha->dcbx_tlv, count); 915 916 return count; 917 } 918 919 static struct bin_attribute sysfs_dcbx_tlv_attr = { 920 .attr = { 921 .name = "dcbx_tlv", 922 .mode = S_IRUSR, 923 }, 924 .size = 0, 925 .read = qla2x00_sysfs_read_dcbx_tlv, 926 }; 927 928 static struct sysfs_entry { 929 char *name; 930 struct bin_attribute *attr; 931 int is4GBp_only; 932 } bin_file_entries[] = { 933 { "fw_dump", &sysfs_fw_dump_attr, }, 934 { "fw_dump_template", &sysfs_fw_dump_template_attr, 0x27 }, 935 { "nvram", &sysfs_nvram_attr, }, 936 { "optrom", &sysfs_optrom_attr, }, 937 { "optrom_ctl", &sysfs_optrom_ctl_attr, }, 938 { "vpd", &sysfs_vpd_attr, 1 }, 939 { "sfp", &sysfs_sfp_attr, 1 }, 940 { "reset", &sysfs_reset_attr, }, 941 { "xgmac_stats", &sysfs_xgmac_stats_attr, 3 }, 942 { "dcbx_tlv", &sysfs_dcbx_tlv_attr, 3 }, 943 { NULL }, 944 }; 945 946 void 947 qla2x00_alloc_sysfs_attr(scsi_qla_host_t *vha) 948 { 949 struct Scsi_Host *host = vha->host; 950 struct sysfs_entry *iter; 951 int ret; 952 953 for (iter = bin_file_entries; iter->name; iter++) { 954 if (iter->is4GBp_only && !IS_FWI2_CAPABLE(vha->hw)) 955 continue; 956 if (iter->is4GBp_only == 2 && !IS_QLA25XX(vha->hw)) 957 continue; 958 if (iter->is4GBp_only == 3 && !(IS_CNA_CAPABLE(vha->hw))) 959 continue; 960 if (iter->is4GBp_only == 0x27 && !IS_QLA27XX(vha->hw)) 961 continue; 962 963 ret = sysfs_create_bin_file(&host->shost_gendev.kobj, 964 iter->attr); 965 if (ret) 966 ql_log(ql_log_warn, vha, 0x00f3, 967 "Unable to create sysfs %s binary attribute (%d).\n", 968 iter->name, ret); 969 else 970 ql_dbg(ql_dbg_init, vha, 0x00f4, 971 "Successfully created sysfs %s binary attribure.\n", 972 iter->name); 973 } 974 } 975 976 void 977 qla2x00_free_sysfs_attr(scsi_qla_host_t *vha, bool stop_beacon) 978 { 979 struct Scsi_Host *host = vha->host; 980 struct sysfs_entry *iter; 981 struct qla_hw_data *ha = vha->hw; 982 983 for (iter = bin_file_entries; iter->name; iter++) { 984 if (iter->is4GBp_only && !IS_FWI2_CAPABLE(ha)) 985 continue; 986 if (iter->is4GBp_only == 2 && !IS_QLA25XX(ha)) 987 continue; 988 if (iter->is4GBp_only == 3 && !(IS_CNA_CAPABLE(vha->hw))) 989 continue; 990 991 sysfs_remove_bin_file(&host->shost_gendev.kobj, 992 iter->attr); 993 } 994 995 if (stop_beacon && ha->beacon_blink_led == 1) 996 ha->isp_ops->beacon_off(vha); 997 } 998 999 /* Scsi_Host attributes. */ 1000 1001 static ssize_t 1002 qla2x00_drvr_version_show(struct device *dev, 1003 struct device_attribute *attr, char *buf) 1004 { 1005 return scnprintf(buf, PAGE_SIZE, "%s\n", qla2x00_version_str); 1006 } 1007 1008 static ssize_t 1009 qla2x00_fw_version_show(struct device *dev, 1010 struct device_attribute *attr, char *buf) 1011 { 1012 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1013 struct qla_hw_data *ha = vha->hw; 1014 char fw_str[128]; 1015 1016 return scnprintf(buf, PAGE_SIZE, "%s\n", 1017 ha->isp_ops->fw_version_str(vha, fw_str)); 1018 } 1019 1020 static ssize_t 1021 qla2x00_serial_num_show(struct device *dev, struct device_attribute *attr, 1022 char *buf) 1023 { 1024 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1025 struct qla_hw_data *ha = vha->hw; 1026 uint32_t sn; 1027 1028 if (IS_QLAFX00(vha->hw)) { 1029 return scnprintf(buf, PAGE_SIZE, "%s\n", 1030 vha->hw->mr.serial_num); 1031 } else if (IS_FWI2_CAPABLE(ha)) { 1032 qla2xxx_get_vpd_field(vha, "SN", buf, PAGE_SIZE - 1); 1033 return strlen(strcat(buf, "\n")); 1034 } 1035 1036 sn = ((ha->serial0 & 0x1f) << 16) | (ha->serial2 << 8) | ha->serial1; 1037 return scnprintf(buf, PAGE_SIZE, "%c%05d\n", 'A' + sn / 100000, 1038 sn % 100000); 1039 } 1040 1041 static ssize_t 1042 qla2x00_isp_name_show(struct device *dev, struct device_attribute *attr, 1043 char *buf) 1044 { 1045 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1046 return scnprintf(buf, PAGE_SIZE, "ISP%04X\n", vha->hw->pdev->device); 1047 } 1048 1049 static ssize_t 1050 qla2x00_isp_id_show(struct device *dev, struct device_attribute *attr, 1051 char *buf) 1052 { 1053 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1054 struct qla_hw_data *ha = vha->hw; 1055 1056 if (IS_QLAFX00(vha->hw)) 1057 return scnprintf(buf, PAGE_SIZE, "%s\n", 1058 vha->hw->mr.hw_version); 1059 1060 return scnprintf(buf, PAGE_SIZE, "%04x %04x %04x %04x\n", 1061 ha->product_id[0], ha->product_id[1], ha->product_id[2], 1062 ha->product_id[3]); 1063 } 1064 1065 static ssize_t 1066 qla2x00_model_name_show(struct device *dev, struct device_attribute *attr, 1067 char *buf) 1068 { 1069 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1070 1071 return scnprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_number); 1072 } 1073 1074 static ssize_t 1075 qla2x00_model_desc_show(struct device *dev, struct device_attribute *attr, 1076 char *buf) 1077 { 1078 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1079 return scnprintf(buf, PAGE_SIZE, "%s\n", 1080 vha->hw->model_desc ? vha->hw->model_desc : ""); 1081 } 1082 1083 static ssize_t 1084 qla2x00_pci_info_show(struct device *dev, struct device_attribute *attr, 1085 char *buf) 1086 { 1087 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1088 char pci_info[30]; 1089 1090 return scnprintf(buf, PAGE_SIZE, "%s\n", 1091 vha->hw->isp_ops->pci_info_str(vha, pci_info)); 1092 } 1093 1094 static ssize_t 1095 qla2x00_link_state_show(struct device *dev, struct device_attribute *attr, 1096 char *buf) 1097 { 1098 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1099 struct qla_hw_data *ha = vha->hw; 1100 int len = 0; 1101 1102 if (atomic_read(&vha->loop_state) == LOOP_DOWN || 1103 atomic_read(&vha->loop_state) == LOOP_DEAD || 1104 vha->device_flags & DFLG_NO_CABLE) 1105 len = scnprintf(buf, PAGE_SIZE, "Link Down\n"); 1106 else if (atomic_read(&vha->loop_state) != LOOP_READY || 1107 qla2x00_reset_active(vha)) 1108 len = scnprintf(buf, PAGE_SIZE, "Unknown Link State\n"); 1109 else { 1110 len = scnprintf(buf, PAGE_SIZE, "Link Up - "); 1111 1112 switch (ha->current_topology) { 1113 case ISP_CFG_NL: 1114 len += scnprintf(buf + len, PAGE_SIZE-len, "Loop\n"); 1115 break; 1116 case ISP_CFG_FL: 1117 len += scnprintf(buf + len, PAGE_SIZE-len, "FL_Port\n"); 1118 break; 1119 case ISP_CFG_N: 1120 len += scnprintf(buf + len, PAGE_SIZE-len, 1121 "N_Port to N_Port\n"); 1122 break; 1123 case ISP_CFG_F: 1124 len += scnprintf(buf + len, PAGE_SIZE-len, "F_Port\n"); 1125 break; 1126 default: 1127 len += scnprintf(buf + len, PAGE_SIZE-len, "Loop\n"); 1128 break; 1129 } 1130 } 1131 return len; 1132 } 1133 1134 static ssize_t 1135 qla2x00_zio_show(struct device *dev, struct device_attribute *attr, 1136 char *buf) 1137 { 1138 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1139 int len = 0; 1140 1141 switch (vha->hw->zio_mode) { 1142 case QLA_ZIO_MODE_6: 1143 len += scnprintf(buf + len, PAGE_SIZE-len, "Mode 6\n"); 1144 break; 1145 case QLA_ZIO_DISABLED: 1146 len += scnprintf(buf + len, PAGE_SIZE-len, "Disabled\n"); 1147 break; 1148 } 1149 return len; 1150 } 1151 1152 static ssize_t 1153 qla2x00_zio_store(struct device *dev, struct device_attribute *attr, 1154 const char *buf, size_t count) 1155 { 1156 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1157 struct qla_hw_data *ha = vha->hw; 1158 int val = 0; 1159 uint16_t zio_mode; 1160 1161 if (!IS_ZIO_SUPPORTED(ha)) 1162 return -ENOTSUPP; 1163 1164 if (sscanf(buf, "%d", &val) != 1) 1165 return -EINVAL; 1166 1167 if (val) 1168 zio_mode = QLA_ZIO_MODE_6; 1169 else 1170 zio_mode = QLA_ZIO_DISABLED; 1171 1172 /* Update per-hba values and queue a reset. */ 1173 if (zio_mode != QLA_ZIO_DISABLED || ha->zio_mode != QLA_ZIO_DISABLED) { 1174 ha->zio_mode = zio_mode; 1175 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); 1176 } 1177 return strlen(buf); 1178 } 1179 1180 static ssize_t 1181 qla2x00_zio_timer_show(struct device *dev, struct device_attribute *attr, 1182 char *buf) 1183 { 1184 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1185 1186 return scnprintf(buf, PAGE_SIZE, "%d us\n", vha->hw->zio_timer * 100); 1187 } 1188 1189 static ssize_t 1190 qla2x00_zio_timer_store(struct device *dev, struct device_attribute *attr, 1191 const char *buf, size_t count) 1192 { 1193 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1194 int val = 0; 1195 uint16_t zio_timer; 1196 1197 if (sscanf(buf, "%d", &val) != 1) 1198 return -EINVAL; 1199 if (val > 25500 || val < 100) 1200 return -ERANGE; 1201 1202 zio_timer = (uint16_t)(val / 100); 1203 vha->hw->zio_timer = zio_timer; 1204 1205 return strlen(buf); 1206 } 1207 1208 static ssize_t 1209 qla2x00_beacon_show(struct device *dev, struct device_attribute *attr, 1210 char *buf) 1211 { 1212 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1213 int len = 0; 1214 1215 if (vha->hw->beacon_blink_led) 1216 len += scnprintf(buf + len, PAGE_SIZE-len, "Enabled\n"); 1217 else 1218 len += scnprintf(buf + len, PAGE_SIZE-len, "Disabled\n"); 1219 return len; 1220 } 1221 1222 static ssize_t 1223 qla2x00_beacon_store(struct device *dev, struct device_attribute *attr, 1224 const char *buf, size_t count) 1225 { 1226 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1227 struct qla_hw_data *ha = vha->hw; 1228 int val = 0; 1229 int rval; 1230 1231 if (IS_QLA2100(ha) || IS_QLA2200(ha)) 1232 return -EPERM; 1233 1234 if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) { 1235 ql_log(ql_log_warn, vha, 0x707a, 1236 "Abort ISP active -- ignoring beacon request.\n"); 1237 return -EBUSY; 1238 } 1239 1240 if (sscanf(buf, "%d", &val) != 1) 1241 return -EINVAL; 1242 1243 if (val) 1244 rval = ha->isp_ops->beacon_on(vha); 1245 else 1246 rval = ha->isp_ops->beacon_off(vha); 1247 1248 if (rval != QLA_SUCCESS) 1249 count = 0; 1250 1251 return count; 1252 } 1253 1254 static ssize_t 1255 qla2x00_optrom_bios_version_show(struct device *dev, 1256 struct device_attribute *attr, char *buf) 1257 { 1258 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1259 struct qla_hw_data *ha = vha->hw; 1260 return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->bios_revision[1], 1261 ha->bios_revision[0]); 1262 } 1263 1264 static ssize_t 1265 qla2x00_optrom_efi_version_show(struct device *dev, 1266 struct device_attribute *attr, char *buf) 1267 { 1268 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1269 struct qla_hw_data *ha = vha->hw; 1270 return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->efi_revision[1], 1271 ha->efi_revision[0]); 1272 } 1273 1274 static ssize_t 1275 qla2x00_optrom_fcode_version_show(struct device *dev, 1276 struct device_attribute *attr, char *buf) 1277 { 1278 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1279 struct qla_hw_data *ha = vha->hw; 1280 return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->fcode_revision[1], 1281 ha->fcode_revision[0]); 1282 } 1283 1284 static ssize_t 1285 qla2x00_optrom_fw_version_show(struct device *dev, 1286 struct device_attribute *attr, char *buf) 1287 { 1288 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1289 struct qla_hw_data *ha = vha->hw; 1290 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d %d\n", 1291 ha->fw_revision[0], ha->fw_revision[1], ha->fw_revision[2], 1292 ha->fw_revision[3]); 1293 } 1294 1295 static ssize_t 1296 qla2x00_optrom_gold_fw_version_show(struct device *dev, 1297 struct device_attribute *attr, char *buf) 1298 { 1299 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1300 struct qla_hw_data *ha = vha->hw; 1301 1302 if (!IS_QLA81XX(ha) && !IS_QLA83XX(ha) && !IS_QLA27XX(ha)) 1303 return scnprintf(buf, PAGE_SIZE, "\n"); 1304 1305 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%d)\n", 1306 ha->gold_fw_version[0], ha->gold_fw_version[1], 1307 ha->gold_fw_version[2], ha->gold_fw_version[3]); 1308 } 1309 1310 static ssize_t 1311 qla2x00_total_isp_aborts_show(struct device *dev, 1312 struct device_attribute *attr, char *buf) 1313 { 1314 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1315 return scnprintf(buf, PAGE_SIZE, "%d\n", 1316 vha->qla_stats.total_isp_aborts); 1317 } 1318 1319 static ssize_t 1320 qla24xx_84xx_fw_version_show(struct device *dev, 1321 struct device_attribute *attr, char *buf) 1322 { 1323 int rval = QLA_SUCCESS; 1324 uint16_t status[2] = {0, 0}; 1325 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1326 struct qla_hw_data *ha = vha->hw; 1327 1328 if (!IS_QLA84XX(ha)) 1329 return scnprintf(buf, PAGE_SIZE, "\n"); 1330 1331 if (ha->cs84xx->op_fw_version == 0) 1332 rval = qla84xx_verify_chip(vha, status); 1333 1334 if ((rval == QLA_SUCCESS) && (status[0] == 0)) 1335 return scnprintf(buf, PAGE_SIZE, "%u\n", 1336 (uint32_t)ha->cs84xx->op_fw_version); 1337 1338 return scnprintf(buf, PAGE_SIZE, "\n"); 1339 } 1340 1341 static ssize_t 1342 qla2x00_mpi_version_show(struct device *dev, struct device_attribute *attr, 1343 char *buf) 1344 { 1345 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1346 struct qla_hw_data *ha = vha->hw; 1347 1348 if (!IS_QLA81XX(ha) && !IS_QLA8031(ha) && !IS_QLA8044(ha)) 1349 return scnprintf(buf, PAGE_SIZE, "\n"); 1350 1351 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%x)\n", 1352 ha->mpi_version[0], ha->mpi_version[1], ha->mpi_version[2], 1353 ha->mpi_capabilities); 1354 } 1355 1356 static ssize_t 1357 qla2x00_phy_version_show(struct device *dev, struct device_attribute *attr, 1358 char *buf) 1359 { 1360 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1361 struct qla_hw_data *ha = vha->hw; 1362 1363 if (!IS_QLA81XX(ha) && !IS_QLA8031(ha)) 1364 return scnprintf(buf, PAGE_SIZE, "\n"); 1365 1366 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n", 1367 ha->phy_version[0], ha->phy_version[1], ha->phy_version[2]); 1368 } 1369 1370 static ssize_t 1371 qla2x00_flash_block_size_show(struct device *dev, 1372 struct device_attribute *attr, char *buf) 1373 { 1374 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1375 struct qla_hw_data *ha = vha->hw; 1376 1377 return scnprintf(buf, PAGE_SIZE, "0x%x\n", ha->fdt_block_size); 1378 } 1379 1380 static ssize_t 1381 qla2x00_vlan_id_show(struct device *dev, struct device_attribute *attr, 1382 char *buf) 1383 { 1384 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1385 1386 if (!IS_CNA_CAPABLE(vha->hw)) 1387 return scnprintf(buf, PAGE_SIZE, "\n"); 1388 1389 return scnprintf(buf, PAGE_SIZE, "%d\n", vha->fcoe_vlan_id); 1390 } 1391 1392 static ssize_t 1393 qla2x00_vn_port_mac_address_show(struct device *dev, 1394 struct device_attribute *attr, char *buf) 1395 { 1396 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1397 1398 if (!IS_CNA_CAPABLE(vha->hw)) 1399 return scnprintf(buf, PAGE_SIZE, "\n"); 1400 1401 return scnprintf(buf, PAGE_SIZE, "%pMR\n", vha->fcoe_vn_port_mac); 1402 } 1403 1404 static ssize_t 1405 qla2x00_fabric_param_show(struct device *dev, struct device_attribute *attr, 1406 char *buf) 1407 { 1408 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1409 1410 return scnprintf(buf, PAGE_SIZE, "%d\n", vha->hw->switch_cap); 1411 } 1412 1413 static ssize_t 1414 qla2x00_thermal_temp_show(struct device *dev, 1415 struct device_attribute *attr, char *buf) 1416 { 1417 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1418 uint16_t temp = 0; 1419 1420 if (qla2x00_reset_active(vha)) { 1421 ql_log(ql_log_warn, vha, 0x70dc, "ISP reset active.\n"); 1422 goto done; 1423 } 1424 1425 if (vha->hw->flags.eeh_busy) { 1426 ql_log(ql_log_warn, vha, 0x70dd, "PCI EEH busy.\n"); 1427 goto done; 1428 } 1429 1430 if (qla2x00_get_thermal_temp(vha, &temp) == QLA_SUCCESS) 1431 return scnprintf(buf, PAGE_SIZE, "%d\n", temp); 1432 1433 done: 1434 return scnprintf(buf, PAGE_SIZE, "\n"); 1435 } 1436 1437 static ssize_t 1438 qla2x00_fw_state_show(struct device *dev, struct device_attribute *attr, 1439 char *buf) 1440 { 1441 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1442 int rval = QLA_FUNCTION_FAILED; 1443 uint16_t state[5]; 1444 uint32_t pstate; 1445 1446 if (IS_QLAFX00(vha->hw)) { 1447 pstate = qlafx00_fw_state_show(dev, attr, buf); 1448 return scnprintf(buf, PAGE_SIZE, "0x%x\n", pstate); 1449 } 1450 1451 if (qla2x00_reset_active(vha)) 1452 ql_log(ql_log_warn, vha, 0x707c, 1453 "ISP reset active.\n"); 1454 else if (!vha->hw->flags.eeh_busy) 1455 rval = qla2x00_get_firmware_state(vha, state); 1456 if (rval != QLA_SUCCESS) 1457 memset(state, -1, sizeof(state)); 1458 1459 return scnprintf(buf, PAGE_SIZE, "0x%x 0x%x 0x%x 0x%x 0x%x\n", state[0], 1460 state[1], state[2], state[3], state[4]); 1461 } 1462 1463 static ssize_t 1464 qla2x00_diag_requests_show(struct device *dev, 1465 struct device_attribute *attr, char *buf) 1466 { 1467 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1468 1469 if (!IS_BIDI_CAPABLE(vha->hw)) 1470 return scnprintf(buf, PAGE_SIZE, "\n"); 1471 1472 return scnprintf(buf, PAGE_SIZE, "%llu\n", vha->bidi_stats.io_count); 1473 } 1474 1475 static ssize_t 1476 qla2x00_diag_megabytes_show(struct device *dev, 1477 struct device_attribute *attr, char *buf) 1478 { 1479 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1480 1481 if (!IS_BIDI_CAPABLE(vha->hw)) 1482 return scnprintf(buf, PAGE_SIZE, "\n"); 1483 1484 return scnprintf(buf, PAGE_SIZE, "%llu\n", 1485 vha->bidi_stats.transfer_bytes >> 20); 1486 } 1487 1488 static ssize_t 1489 qla2x00_fw_dump_size_show(struct device *dev, struct device_attribute *attr, 1490 char *buf) 1491 { 1492 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1493 struct qla_hw_data *ha = vha->hw; 1494 uint32_t size; 1495 1496 if (!ha->fw_dumped) 1497 size = 0; 1498 else if (IS_P3P_TYPE(ha)) 1499 size = ha->md_template_size + ha->md_dump_size; 1500 else 1501 size = ha->fw_dump_len; 1502 1503 return scnprintf(buf, PAGE_SIZE, "%d\n", size); 1504 } 1505 1506 static ssize_t 1507 qla2x00_allow_cna_fw_dump_show(struct device *dev, 1508 struct device_attribute *attr, char *buf) 1509 { 1510 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1511 1512 if (!IS_P3P_TYPE(vha->hw)) 1513 return scnprintf(buf, PAGE_SIZE, "\n"); 1514 else 1515 return scnprintf(buf, PAGE_SIZE, "%s\n", 1516 vha->hw->allow_cna_fw_dump ? "true" : "false"); 1517 } 1518 1519 static ssize_t 1520 qla2x00_allow_cna_fw_dump_store(struct device *dev, 1521 struct device_attribute *attr, const char *buf, size_t count) 1522 { 1523 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1524 int val = 0; 1525 1526 if (!IS_P3P_TYPE(vha->hw)) 1527 return -EINVAL; 1528 1529 if (sscanf(buf, "%d", &val) != 1) 1530 return -EINVAL; 1531 1532 vha->hw->allow_cna_fw_dump = val != 0; 1533 1534 return strlen(buf); 1535 } 1536 1537 static DEVICE_ATTR(driver_version, S_IRUGO, qla2x00_drvr_version_show, NULL); 1538 static DEVICE_ATTR(fw_version, S_IRUGO, qla2x00_fw_version_show, NULL); 1539 static DEVICE_ATTR(serial_num, S_IRUGO, qla2x00_serial_num_show, NULL); 1540 static DEVICE_ATTR(isp_name, S_IRUGO, qla2x00_isp_name_show, NULL); 1541 static DEVICE_ATTR(isp_id, S_IRUGO, qla2x00_isp_id_show, NULL); 1542 static DEVICE_ATTR(model_name, S_IRUGO, qla2x00_model_name_show, NULL); 1543 static DEVICE_ATTR(model_desc, S_IRUGO, qla2x00_model_desc_show, NULL); 1544 static DEVICE_ATTR(pci_info, S_IRUGO, qla2x00_pci_info_show, NULL); 1545 static DEVICE_ATTR(link_state, S_IRUGO, qla2x00_link_state_show, NULL); 1546 static DEVICE_ATTR(zio, S_IRUGO | S_IWUSR, qla2x00_zio_show, qla2x00_zio_store); 1547 static DEVICE_ATTR(zio_timer, S_IRUGO | S_IWUSR, qla2x00_zio_timer_show, 1548 qla2x00_zio_timer_store); 1549 static DEVICE_ATTR(beacon, S_IRUGO | S_IWUSR, qla2x00_beacon_show, 1550 qla2x00_beacon_store); 1551 static DEVICE_ATTR(optrom_bios_version, S_IRUGO, 1552 qla2x00_optrom_bios_version_show, NULL); 1553 static DEVICE_ATTR(optrom_efi_version, S_IRUGO, 1554 qla2x00_optrom_efi_version_show, NULL); 1555 static DEVICE_ATTR(optrom_fcode_version, S_IRUGO, 1556 qla2x00_optrom_fcode_version_show, NULL); 1557 static DEVICE_ATTR(optrom_fw_version, S_IRUGO, qla2x00_optrom_fw_version_show, 1558 NULL); 1559 static DEVICE_ATTR(optrom_gold_fw_version, S_IRUGO, 1560 qla2x00_optrom_gold_fw_version_show, NULL); 1561 static DEVICE_ATTR(84xx_fw_version, S_IRUGO, qla24xx_84xx_fw_version_show, 1562 NULL); 1563 static DEVICE_ATTR(total_isp_aborts, S_IRUGO, qla2x00_total_isp_aborts_show, 1564 NULL); 1565 static DEVICE_ATTR(mpi_version, S_IRUGO, qla2x00_mpi_version_show, NULL); 1566 static DEVICE_ATTR(phy_version, S_IRUGO, qla2x00_phy_version_show, NULL); 1567 static DEVICE_ATTR(flash_block_size, S_IRUGO, qla2x00_flash_block_size_show, 1568 NULL); 1569 static DEVICE_ATTR(vlan_id, S_IRUGO, qla2x00_vlan_id_show, NULL); 1570 static DEVICE_ATTR(vn_port_mac_address, S_IRUGO, 1571 qla2x00_vn_port_mac_address_show, NULL); 1572 static DEVICE_ATTR(fabric_param, S_IRUGO, qla2x00_fabric_param_show, NULL); 1573 static DEVICE_ATTR(fw_state, S_IRUGO, qla2x00_fw_state_show, NULL); 1574 static DEVICE_ATTR(thermal_temp, S_IRUGO, qla2x00_thermal_temp_show, NULL); 1575 static DEVICE_ATTR(diag_requests, S_IRUGO, qla2x00_diag_requests_show, NULL); 1576 static DEVICE_ATTR(diag_megabytes, S_IRUGO, qla2x00_diag_megabytes_show, NULL); 1577 static DEVICE_ATTR(fw_dump_size, S_IRUGO, qla2x00_fw_dump_size_show, NULL); 1578 static DEVICE_ATTR(allow_cna_fw_dump, S_IRUGO | S_IWUSR, 1579 qla2x00_allow_cna_fw_dump_show, 1580 qla2x00_allow_cna_fw_dump_store); 1581 1582 struct device_attribute *qla2x00_host_attrs[] = { 1583 &dev_attr_driver_version, 1584 &dev_attr_fw_version, 1585 &dev_attr_serial_num, 1586 &dev_attr_isp_name, 1587 &dev_attr_isp_id, 1588 &dev_attr_model_name, 1589 &dev_attr_model_desc, 1590 &dev_attr_pci_info, 1591 &dev_attr_link_state, 1592 &dev_attr_zio, 1593 &dev_attr_zio_timer, 1594 &dev_attr_beacon, 1595 &dev_attr_optrom_bios_version, 1596 &dev_attr_optrom_efi_version, 1597 &dev_attr_optrom_fcode_version, 1598 &dev_attr_optrom_fw_version, 1599 &dev_attr_84xx_fw_version, 1600 &dev_attr_total_isp_aborts, 1601 &dev_attr_mpi_version, 1602 &dev_attr_phy_version, 1603 &dev_attr_flash_block_size, 1604 &dev_attr_vlan_id, 1605 &dev_attr_vn_port_mac_address, 1606 &dev_attr_fabric_param, 1607 &dev_attr_fw_state, 1608 &dev_attr_optrom_gold_fw_version, 1609 &dev_attr_thermal_temp, 1610 &dev_attr_diag_requests, 1611 &dev_attr_diag_megabytes, 1612 &dev_attr_fw_dump_size, 1613 &dev_attr_allow_cna_fw_dump, 1614 NULL, 1615 }; 1616 1617 /* Host attributes. */ 1618 1619 static void 1620 qla2x00_get_host_port_id(struct Scsi_Host *shost) 1621 { 1622 scsi_qla_host_t *vha = shost_priv(shost); 1623 1624 fc_host_port_id(shost) = vha->d_id.b.domain << 16 | 1625 vha->d_id.b.area << 8 | vha->d_id.b.al_pa; 1626 } 1627 1628 static void 1629 qla2x00_get_host_speed(struct Scsi_Host *shost) 1630 { 1631 struct qla_hw_data *ha = ((struct scsi_qla_host *) 1632 (shost_priv(shost)))->hw; 1633 u32 speed = FC_PORTSPEED_UNKNOWN; 1634 1635 if (IS_QLAFX00(ha)) { 1636 qlafx00_get_host_speed(shost); 1637 return; 1638 } 1639 1640 switch (ha->link_data_rate) { 1641 case PORT_SPEED_1GB: 1642 speed = FC_PORTSPEED_1GBIT; 1643 break; 1644 case PORT_SPEED_2GB: 1645 speed = FC_PORTSPEED_2GBIT; 1646 break; 1647 case PORT_SPEED_4GB: 1648 speed = FC_PORTSPEED_4GBIT; 1649 break; 1650 case PORT_SPEED_8GB: 1651 speed = FC_PORTSPEED_8GBIT; 1652 break; 1653 case PORT_SPEED_10GB: 1654 speed = FC_PORTSPEED_10GBIT; 1655 break; 1656 case PORT_SPEED_16GB: 1657 speed = FC_PORTSPEED_16GBIT; 1658 break; 1659 case PORT_SPEED_32GB: 1660 speed = FC_PORTSPEED_32GBIT; 1661 break; 1662 } 1663 fc_host_speed(shost) = speed; 1664 } 1665 1666 static void 1667 qla2x00_get_host_port_type(struct Scsi_Host *shost) 1668 { 1669 scsi_qla_host_t *vha = shost_priv(shost); 1670 uint32_t port_type = FC_PORTTYPE_UNKNOWN; 1671 1672 if (vha->vp_idx) { 1673 fc_host_port_type(shost) = FC_PORTTYPE_NPIV; 1674 return; 1675 } 1676 switch (vha->hw->current_topology) { 1677 case ISP_CFG_NL: 1678 port_type = FC_PORTTYPE_LPORT; 1679 break; 1680 case ISP_CFG_FL: 1681 port_type = FC_PORTTYPE_NLPORT; 1682 break; 1683 case ISP_CFG_N: 1684 port_type = FC_PORTTYPE_PTP; 1685 break; 1686 case ISP_CFG_F: 1687 port_type = FC_PORTTYPE_NPORT; 1688 break; 1689 } 1690 fc_host_port_type(shost) = port_type; 1691 } 1692 1693 static void 1694 qla2x00_get_starget_node_name(struct scsi_target *starget) 1695 { 1696 struct Scsi_Host *host = dev_to_shost(starget->dev.parent); 1697 scsi_qla_host_t *vha = shost_priv(host); 1698 fc_port_t *fcport; 1699 u64 node_name = 0; 1700 1701 list_for_each_entry(fcport, &vha->vp_fcports, list) { 1702 if (fcport->rport && 1703 starget->id == fcport->rport->scsi_target_id) { 1704 node_name = wwn_to_u64(fcport->node_name); 1705 break; 1706 } 1707 } 1708 1709 fc_starget_node_name(starget) = node_name; 1710 } 1711 1712 static void 1713 qla2x00_get_starget_port_name(struct scsi_target *starget) 1714 { 1715 struct Scsi_Host *host = dev_to_shost(starget->dev.parent); 1716 scsi_qla_host_t *vha = shost_priv(host); 1717 fc_port_t *fcport; 1718 u64 port_name = 0; 1719 1720 list_for_each_entry(fcport, &vha->vp_fcports, list) { 1721 if (fcport->rport && 1722 starget->id == fcport->rport->scsi_target_id) { 1723 port_name = wwn_to_u64(fcport->port_name); 1724 break; 1725 } 1726 } 1727 1728 fc_starget_port_name(starget) = port_name; 1729 } 1730 1731 static void 1732 qla2x00_get_starget_port_id(struct scsi_target *starget) 1733 { 1734 struct Scsi_Host *host = dev_to_shost(starget->dev.parent); 1735 scsi_qla_host_t *vha = shost_priv(host); 1736 fc_port_t *fcport; 1737 uint32_t port_id = ~0U; 1738 1739 list_for_each_entry(fcport, &vha->vp_fcports, list) { 1740 if (fcport->rport && 1741 starget->id == fcport->rport->scsi_target_id) { 1742 port_id = fcport->d_id.b.domain << 16 | 1743 fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa; 1744 break; 1745 } 1746 } 1747 1748 fc_starget_port_id(starget) = port_id; 1749 } 1750 1751 static void 1752 qla2x00_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout) 1753 { 1754 if (timeout) 1755 rport->dev_loss_tmo = timeout; 1756 else 1757 rport->dev_loss_tmo = 1; 1758 } 1759 1760 static void 1761 qla2x00_dev_loss_tmo_callbk(struct fc_rport *rport) 1762 { 1763 struct Scsi_Host *host = rport_to_shost(rport); 1764 fc_port_t *fcport = *(fc_port_t **)rport->dd_data; 1765 unsigned long flags; 1766 1767 if (!fcport) 1768 return; 1769 1770 /* Now that the rport has been deleted, set the fcport state to 1771 FCS_DEVICE_DEAD */ 1772 qla2x00_set_fcport_state(fcport, FCS_DEVICE_DEAD); 1773 1774 /* 1775 * Transport has effectively 'deleted' the rport, clear 1776 * all local references. 1777 */ 1778 spin_lock_irqsave(host->host_lock, flags); 1779 fcport->rport = fcport->drport = NULL; 1780 *((fc_port_t **)rport->dd_data) = NULL; 1781 spin_unlock_irqrestore(host->host_lock, flags); 1782 1783 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags)) 1784 return; 1785 1786 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) { 1787 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16); 1788 return; 1789 } 1790 } 1791 1792 static void 1793 qla2x00_terminate_rport_io(struct fc_rport *rport) 1794 { 1795 fc_port_t *fcport = *(fc_port_t **)rport->dd_data; 1796 1797 if (!fcport) 1798 return; 1799 1800 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags)) 1801 return; 1802 1803 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) { 1804 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16); 1805 return; 1806 } 1807 /* 1808 * At this point all fcport's software-states are cleared. Perform any 1809 * final cleanup of firmware resources (PCBs and XCBs). 1810 */ 1811 if (fcport->loop_id != FC_NO_LOOP_ID) { 1812 if (IS_FWI2_CAPABLE(fcport->vha->hw)) 1813 fcport->vha->hw->isp_ops->fabric_logout(fcport->vha, 1814 fcport->loop_id, fcport->d_id.b.domain, 1815 fcport->d_id.b.area, fcport->d_id.b.al_pa); 1816 else 1817 qla2x00_port_logout(fcport->vha, fcport); 1818 } 1819 } 1820 1821 static int 1822 qla2x00_issue_lip(struct Scsi_Host *shost) 1823 { 1824 scsi_qla_host_t *vha = shost_priv(shost); 1825 1826 if (IS_QLAFX00(vha->hw)) 1827 return 0; 1828 1829 qla2x00_loop_reset(vha); 1830 return 0; 1831 } 1832 1833 static struct fc_host_statistics * 1834 qla2x00_get_fc_host_stats(struct Scsi_Host *shost) 1835 { 1836 scsi_qla_host_t *vha = shost_priv(shost); 1837 struct qla_hw_data *ha = vha->hw; 1838 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); 1839 int rval; 1840 struct link_statistics *stats; 1841 dma_addr_t stats_dma; 1842 struct fc_host_statistics *pfc_host_stat; 1843 1844 pfc_host_stat = &vha->fc_host_stat; 1845 memset(pfc_host_stat, -1, sizeof(struct fc_host_statistics)); 1846 1847 if (IS_QLAFX00(vha->hw)) 1848 goto done; 1849 1850 if (test_bit(UNLOADING, &vha->dpc_flags)) 1851 goto done; 1852 1853 if (unlikely(pci_channel_offline(ha->pdev))) 1854 goto done; 1855 1856 if (qla2x00_reset_active(vha)) 1857 goto done; 1858 1859 stats = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &stats_dma); 1860 if (stats == NULL) { 1861 ql_log(ql_log_warn, vha, 0x707d, 1862 "Failed to allocate memory for stats.\n"); 1863 goto done; 1864 } 1865 memset(stats, 0, DMA_POOL_SIZE); 1866 1867 rval = QLA_FUNCTION_FAILED; 1868 if (IS_FWI2_CAPABLE(ha)) { 1869 rval = qla24xx_get_isp_stats(base_vha, stats, stats_dma); 1870 } else if (atomic_read(&base_vha->loop_state) == LOOP_READY && 1871 !ha->dpc_active) { 1872 /* Must be in a 'READY' state for statistics retrieval. */ 1873 rval = qla2x00_get_link_status(base_vha, base_vha->loop_id, 1874 stats, stats_dma); 1875 } 1876 1877 if (rval != QLA_SUCCESS) 1878 goto done_free; 1879 1880 pfc_host_stat->link_failure_count = stats->link_fail_cnt; 1881 pfc_host_stat->loss_of_sync_count = stats->loss_sync_cnt; 1882 pfc_host_stat->loss_of_signal_count = stats->loss_sig_cnt; 1883 pfc_host_stat->prim_seq_protocol_err_count = stats->prim_seq_err_cnt; 1884 pfc_host_stat->invalid_tx_word_count = stats->inval_xmit_word_cnt; 1885 pfc_host_stat->invalid_crc_count = stats->inval_crc_cnt; 1886 if (IS_FWI2_CAPABLE(ha)) { 1887 pfc_host_stat->lip_count = stats->lip_cnt; 1888 pfc_host_stat->tx_frames = stats->tx_frames; 1889 pfc_host_stat->rx_frames = stats->rx_frames; 1890 pfc_host_stat->dumped_frames = stats->discarded_frames; 1891 pfc_host_stat->nos_count = stats->nos_rcvd; 1892 pfc_host_stat->error_frames = 1893 stats->dropped_frames + stats->discarded_frames; 1894 pfc_host_stat->rx_words = vha->qla_stats.input_bytes; 1895 pfc_host_stat->tx_words = vha->qla_stats.output_bytes; 1896 } 1897 pfc_host_stat->fcp_control_requests = vha->qla_stats.control_requests; 1898 pfc_host_stat->fcp_input_requests = vha->qla_stats.input_requests; 1899 pfc_host_stat->fcp_output_requests = vha->qla_stats.output_requests; 1900 pfc_host_stat->fcp_input_megabytes = vha->qla_stats.input_bytes >> 20; 1901 pfc_host_stat->fcp_output_megabytes = vha->qla_stats.output_bytes >> 20; 1902 pfc_host_stat->seconds_since_last_reset = 1903 get_jiffies_64() - vha->qla_stats.jiffies_at_last_reset; 1904 do_div(pfc_host_stat->seconds_since_last_reset, HZ); 1905 1906 done_free: 1907 dma_pool_free(ha->s_dma_pool, stats, stats_dma); 1908 done: 1909 return pfc_host_stat; 1910 } 1911 1912 static void 1913 qla2x00_reset_host_stats(struct Scsi_Host *shost) 1914 { 1915 scsi_qla_host_t *vha = shost_priv(shost); 1916 1917 memset(&vha->fc_host_stat, 0, sizeof(vha->fc_host_stat)); 1918 1919 vha->qla_stats.jiffies_at_last_reset = get_jiffies_64(); 1920 } 1921 1922 static void 1923 qla2x00_get_host_symbolic_name(struct Scsi_Host *shost) 1924 { 1925 scsi_qla_host_t *vha = shost_priv(shost); 1926 1927 qla2x00_get_sym_node_name(vha, fc_host_symbolic_name(shost)); 1928 } 1929 1930 static void 1931 qla2x00_set_host_system_hostname(struct Scsi_Host *shost) 1932 { 1933 scsi_qla_host_t *vha = shost_priv(shost); 1934 1935 set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags); 1936 } 1937 1938 static void 1939 qla2x00_get_host_fabric_name(struct Scsi_Host *shost) 1940 { 1941 scsi_qla_host_t *vha = shost_priv(shost); 1942 uint8_t node_name[WWN_SIZE] = { 0xFF, 0xFF, 0xFF, 0xFF, \ 1943 0xFF, 0xFF, 0xFF, 0xFF}; 1944 u64 fabric_name = wwn_to_u64(node_name); 1945 1946 if (vha->device_flags & SWITCH_FOUND) 1947 fabric_name = wwn_to_u64(vha->fabric_node_name); 1948 1949 fc_host_fabric_name(shost) = fabric_name; 1950 } 1951 1952 static void 1953 qla2x00_get_host_port_state(struct Scsi_Host *shost) 1954 { 1955 scsi_qla_host_t *vha = shost_priv(shost); 1956 struct scsi_qla_host *base_vha = pci_get_drvdata(vha->hw->pdev); 1957 1958 if (!base_vha->flags.online) { 1959 fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE; 1960 return; 1961 } 1962 1963 switch (atomic_read(&base_vha->loop_state)) { 1964 case LOOP_UPDATE: 1965 fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS; 1966 break; 1967 case LOOP_DOWN: 1968 if (test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags)) 1969 fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS; 1970 else 1971 fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN; 1972 break; 1973 case LOOP_DEAD: 1974 fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN; 1975 break; 1976 case LOOP_READY: 1977 fc_host_port_state(shost) = FC_PORTSTATE_ONLINE; 1978 break; 1979 default: 1980 fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN; 1981 break; 1982 } 1983 } 1984 1985 static int 1986 qla24xx_vport_create(struct fc_vport *fc_vport, bool disable) 1987 { 1988 int ret = 0; 1989 uint8_t qos = 0; 1990 scsi_qla_host_t *base_vha = shost_priv(fc_vport->shost); 1991 scsi_qla_host_t *vha = NULL; 1992 struct qla_hw_data *ha = base_vha->hw; 1993 uint16_t options = 0; 1994 int cnt; 1995 struct req_que *req = ha->req_q_map[0]; 1996 1997 ret = qla24xx_vport_create_req_sanity_check(fc_vport); 1998 if (ret) { 1999 ql_log(ql_log_warn, vha, 0x707e, 2000 "Vport sanity check failed, status %x\n", ret); 2001 return (ret); 2002 } 2003 2004 vha = qla24xx_create_vhost(fc_vport); 2005 if (vha == NULL) { 2006 ql_log(ql_log_warn, vha, 0x707f, "Vport create host failed.\n"); 2007 return FC_VPORT_FAILED; 2008 } 2009 if (disable) { 2010 atomic_set(&vha->vp_state, VP_OFFLINE); 2011 fc_vport_set_state(fc_vport, FC_VPORT_DISABLED); 2012 } else 2013 atomic_set(&vha->vp_state, VP_FAILED); 2014 2015 /* ready to create vport */ 2016 ql_log(ql_log_info, vha, 0x7080, 2017 "VP entry id %d assigned.\n", vha->vp_idx); 2018 2019 /* initialized vport states */ 2020 atomic_set(&vha->loop_state, LOOP_DOWN); 2021 vha->vp_err_state= VP_ERR_PORTDWN; 2022 vha->vp_prev_err_state= VP_ERR_UNKWN; 2023 /* Check if physical ha port is Up */ 2024 if (atomic_read(&base_vha->loop_state) == LOOP_DOWN || 2025 atomic_read(&base_vha->loop_state) == LOOP_DEAD) { 2026 /* Don't retry or attempt login of this virtual port */ 2027 ql_dbg(ql_dbg_user, vha, 0x7081, 2028 "Vport loop state is not UP.\n"); 2029 atomic_set(&vha->loop_state, LOOP_DEAD); 2030 if (!disable) 2031 fc_vport_set_state(fc_vport, FC_VPORT_LINKDOWN); 2032 } 2033 2034 if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif) { 2035 if (ha->fw_attributes & BIT_4) { 2036 int prot = 0, guard; 2037 vha->flags.difdix_supported = 1; 2038 ql_dbg(ql_dbg_user, vha, 0x7082, 2039 "Registered for DIF/DIX type 1 and 3 protection.\n"); 2040 if (ql2xenabledif == 1) 2041 prot = SHOST_DIX_TYPE0_PROTECTION; 2042 scsi_host_set_prot(vha->host, 2043 prot | SHOST_DIF_TYPE1_PROTECTION 2044 | SHOST_DIF_TYPE2_PROTECTION 2045 | SHOST_DIF_TYPE3_PROTECTION 2046 | SHOST_DIX_TYPE1_PROTECTION 2047 | SHOST_DIX_TYPE2_PROTECTION 2048 | SHOST_DIX_TYPE3_PROTECTION); 2049 2050 guard = SHOST_DIX_GUARD_CRC; 2051 2052 if (IS_PI_IPGUARD_CAPABLE(ha) && 2053 (ql2xenabledif > 1 || IS_PI_DIFB_DIX0_CAPABLE(ha))) 2054 guard |= SHOST_DIX_GUARD_IP; 2055 2056 scsi_host_set_guard(vha->host, guard); 2057 } else 2058 vha->flags.difdix_supported = 0; 2059 } 2060 2061 if (scsi_add_host_with_dma(vha->host, &fc_vport->dev, 2062 &ha->pdev->dev)) { 2063 ql_dbg(ql_dbg_user, vha, 0x7083, 2064 "scsi_add_host failure for VP[%d].\n", vha->vp_idx); 2065 goto vport_create_failed_2; 2066 } 2067 2068 /* initialize attributes */ 2069 fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count; 2070 fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name); 2071 fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name); 2072 fc_host_supported_classes(vha->host) = 2073 fc_host_supported_classes(base_vha->host); 2074 fc_host_supported_speeds(vha->host) = 2075 fc_host_supported_speeds(base_vha->host); 2076 2077 qlt_vport_create(vha, ha); 2078 qla24xx_vport_disable(fc_vport, disable); 2079 2080 if (ha->flags.cpu_affinity_enabled) { 2081 req = ha->req_q_map[1]; 2082 ql_dbg(ql_dbg_multiq, vha, 0xc000, 2083 "Request queue %p attached with " 2084 "VP[%d], cpu affinity =%d\n", 2085 req, vha->vp_idx, ha->flags.cpu_affinity_enabled); 2086 goto vport_queue; 2087 } else if (ql2xmaxqueues == 1 || !ha->npiv_info) 2088 goto vport_queue; 2089 /* Create a request queue in QoS mode for the vport */ 2090 for (cnt = 0; cnt < ha->nvram_npiv_size; cnt++) { 2091 if (memcmp(ha->npiv_info[cnt].port_name, vha->port_name, 8) == 0 2092 && memcmp(ha->npiv_info[cnt].node_name, vha->node_name, 2093 8) == 0) { 2094 qos = ha->npiv_info[cnt].q_qos; 2095 break; 2096 } 2097 } 2098 2099 if (qos) { 2100 ret = qla25xx_create_req_que(ha, options, vha->vp_idx, 0, 0, 2101 qos); 2102 if (!ret) 2103 ql_log(ql_log_warn, vha, 0x7084, 2104 "Can't create request queue for VP[%d]\n", 2105 vha->vp_idx); 2106 else { 2107 ql_dbg(ql_dbg_multiq, vha, 0xc001, 2108 "Request Que:%d Q0s: %d) created for VP[%d]\n", 2109 ret, qos, vha->vp_idx); 2110 ql_dbg(ql_dbg_user, vha, 0x7085, 2111 "Request Que:%d Q0s: %d) created for VP[%d]\n", 2112 ret, qos, vha->vp_idx); 2113 req = ha->req_q_map[ret]; 2114 } 2115 } 2116 2117 vport_queue: 2118 vha->req = req; 2119 return 0; 2120 2121 vport_create_failed_2: 2122 qla24xx_disable_vp(vha); 2123 qla24xx_deallocate_vp_id(vha); 2124 scsi_host_put(vha->host); 2125 return FC_VPORT_FAILED; 2126 } 2127 2128 static int 2129 qla24xx_vport_delete(struct fc_vport *fc_vport) 2130 { 2131 scsi_qla_host_t *vha = fc_vport->dd_data; 2132 struct qla_hw_data *ha = vha->hw; 2133 uint16_t id = vha->vp_idx; 2134 2135 while (test_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags) || 2136 test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags)) 2137 msleep(1000); 2138 2139 qla24xx_disable_vp(vha); 2140 2141 vha->flags.delete_progress = 1; 2142 2143 qlt_remove_target(ha, vha); 2144 2145 fc_remove_host(vha->host); 2146 2147 scsi_remove_host(vha->host); 2148 2149 /* Allow timer to run to drain queued items, when removing vp */ 2150 qla24xx_deallocate_vp_id(vha); 2151 2152 if (vha->timer_active) { 2153 qla2x00_vp_stop_timer(vha); 2154 ql_dbg(ql_dbg_user, vha, 0x7086, 2155 "Timer for the VP[%d] has stopped\n", vha->vp_idx); 2156 } 2157 2158 BUG_ON(atomic_read(&vha->vref_count)); 2159 2160 qla2x00_free_fcports(vha); 2161 2162 mutex_lock(&ha->vport_lock); 2163 ha->cur_vport_count--; 2164 clear_bit(vha->vp_idx, ha->vp_idx_map); 2165 mutex_unlock(&ha->vport_lock); 2166 2167 if (vha->req->id && !ha->flags.cpu_affinity_enabled) { 2168 if (qla25xx_delete_req_que(vha, vha->req) != QLA_SUCCESS) 2169 ql_log(ql_log_warn, vha, 0x7087, 2170 "Queue delete failed.\n"); 2171 } 2172 2173 ql_log(ql_log_info, vha, 0x7088, "VP[%d] deleted.\n", id); 2174 scsi_host_put(vha->host); 2175 return 0; 2176 } 2177 2178 static int 2179 qla24xx_vport_disable(struct fc_vport *fc_vport, bool disable) 2180 { 2181 scsi_qla_host_t *vha = fc_vport->dd_data; 2182 2183 if (disable) 2184 qla24xx_disable_vp(vha); 2185 else 2186 qla24xx_enable_vp(vha); 2187 2188 return 0; 2189 } 2190 2191 struct fc_function_template qla2xxx_transport_functions = { 2192 2193 .show_host_node_name = 1, 2194 .show_host_port_name = 1, 2195 .show_host_supported_classes = 1, 2196 .show_host_supported_speeds = 1, 2197 2198 .get_host_port_id = qla2x00_get_host_port_id, 2199 .show_host_port_id = 1, 2200 .get_host_speed = qla2x00_get_host_speed, 2201 .show_host_speed = 1, 2202 .get_host_port_type = qla2x00_get_host_port_type, 2203 .show_host_port_type = 1, 2204 .get_host_symbolic_name = qla2x00_get_host_symbolic_name, 2205 .show_host_symbolic_name = 1, 2206 .set_host_system_hostname = qla2x00_set_host_system_hostname, 2207 .show_host_system_hostname = 1, 2208 .get_host_fabric_name = qla2x00_get_host_fabric_name, 2209 .show_host_fabric_name = 1, 2210 .get_host_port_state = qla2x00_get_host_port_state, 2211 .show_host_port_state = 1, 2212 2213 .dd_fcrport_size = sizeof(struct fc_port *), 2214 .show_rport_supported_classes = 1, 2215 2216 .get_starget_node_name = qla2x00_get_starget_node_name, 2217 .show_starget_node_name = 1, 2218 .get_starget_port_name = qla2x00_get_starget_port_name, 2219 .show_starget_port_name = 1, 2220 .get_starget_port_id = qla2x00_get_starget_port_id, 2221 .show_starget_port_id = 1, 2222 2223 .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo, 2224 .show_rport_dev_loss_tmo = 1, 2225 2226 .issue_fc_host_lip = qla2x00_issue_lip, 2227 .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk, 2228 .terminate_rport_io = qla2x00_terminate_rport_io, 2229 .get_fc_host_stats = qla2x00_get_fc_host_stats, 2230 .reset_fc_host_stats = qla2x00_reset_host_stats, 2231 2232 .vport_create = qla24xx_vport_create, 2233 .vport_disable = qla24xx_vport_disable, 2234 .vport_delete = qla24xx_vport_delete, 2235 .bsg_request = qla24xx_bsg_request, 2236 .bsg_timeout = qla24xx_bsg_timeout, 2237 }; 2238 2239 struct fc_function_template qla2xxx_transport_vport_functions = { 2240 2241 .show_host_node_name = 1, 2242 .show_host_port_name = 1, 2243 .show_host_supported_classes = 1, 2244 2245 .get_host_port_id = qla2x00_get_host_port_id, 2246 .show_host_port_id = 1, 2247 .get_host_speed = qla2x00_get_host_speed, 2248 .show_host_speed = 1, 2249 .get_host_port_type = qla2x00_get_host_port_type, 2250 .show_host_port_type = 1, 2251 .get_host_symbolic_name = qla2x00_get_host_symbolic_name, 2252 .show_host_symbolic_name = 1, 2253 .set_host_system_hostname = qla2x00_set_host_system_hostname, 2254 .show_host_system_hostname = 1, 2255 .get_host_fabric_name = qla2x00_get_host_fabric_name, 2256 .show_host_fabric_name = 1, 2257 .get_host_port_state = qla2x00_get_host_port_state, 2258 .show_host_port_state = 1, 2259 2260 .dd_fcrport_size = sizeof(struct fc_port *), 2261 .show_rport_supported_classes = 1, 2262 2263 .get_starget_node_name = qla2x00_get_starget_node_name, 2264 .show_starget_node_name = 1, 2265 .get_starget_port_name = qla2x00_get_starget_port_name, 2266 .show_starget_port_name = 1, 2267 .get_starget_port_id = qla2x00_get_starget_port_id, 2268 .show_starget_port_id = 1, 2269 2270 .set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo, 2271 .show_rport_dev_loss_tmo = 1, 2272 2273 .issue_fc_host_lip = qla2x00_issue_lip, 2274 .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk, 2275 .terminate_rport_io = qla2x00_terminate_rport_io, 2276 .get_fc_host_stats = qla2x00_get_fc_host_stats, 2277 .reset_fc_host_stats = qla2x00_reset_host_stats, 2278 2279 .bsg_request = qla24xx_bsg_request, 2280 .bsg_timeout = qla24xx_bsg_timeout, 2281 }; 2282 2283 void 2284 qla2x00_init_host_attr(scsi_qla_host_t *vha) 2285 { 2286 struct qla_hw_data *ha = vha->hw; 2287 u32 speed = FC_PORTSPEED_UNKNOWN; 2288 2289 fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count; 2290 fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name); 2291 fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name); 2292 fc_host_supported_classes(vha->host) = ha->tgt.enable_class_2 ? 2293 (FC_COS_CLASS2|FC_COS_CLASS3) : FC_COS_CLASS3; 2294 fc_host_max_npiv_vports(vha->host) = ha->max_npiv_vports; 2295 fc_host_npiv_vports_inuse(vha->host) = ha->cur_vport_count; 2296 2297 if (IS_CNA_CAPABLE(ha)) 2298 speed = FC_PORTSPEED_10GBIT; 2299 else if (IS_QLA2031(ha)) 2300 speed = FC_PORTSPEED_16GBIT | FC_PORTSPEED_8GBIT | 2301 FC_PORTSPEED_4GBIT; 2302 else if (IS_QLA25XX(ha)) 2303 speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT | 2304 FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT; 2305 else if (IS_QLA24XX_TYPE(ha)) 2306 speed = FC_PORTSPEED_4GBIT | FC_PORTSPEED_2GBIT | 2307 FC_PORTSPEED_1GBIT; 2308 else if (IS_QLA23XX(ha)) 2309 speed = FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT; 2310 else if (IS_QLAFX00(ha)) 2311 speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT | 2312 FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT; 2313 else if (IS_QLA27XX(ha)) 2314 speed = FC_PORTSPEED_32GBIT | FC_PORTSPEED_16GBIT | 2315 FC_PORTSPEED_8GBIT; 2316 else 2317 speed = FC_PORTSPEED_1GBIT; 2318 fc_host_supported_speeds(vha->host) = speed; 2319 } 2320