1 /* 2 * QLogic Fibre Channel HBA Driver 3 * Copyright (c) 2003-2014 QLogic Corporation 4 * 5 * See LICENSE.qla2xxx for copyright and licensing details. 6 */ 7 #include "qla_def.h" 8 #include "qla_target.h" 9 10 #include <linux/kthread.h> 11 #include <linux/vmalloc.h> 12 #include <linux/slab.h> 13 #include <linux/delay.h> 14 15 static int qla24xx_vport_disable(struct fc_vport *, bool); 16 17 /* SYSFS attributes --------------------------------------------------------- */ 18 19 static ssize_t 20 qla2x00_sysfs_read_fw_dump(struct file *filp, struct kobject *kobj, 21 struct bin_attribute *bin_attr, 22 char *buf, loff_t off, size_t count) 23 { 24 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 25 struct device, kobj))); 26 struct qla_hw_data *ha = vha->hw; 27 int rval = 0; 28 29 if (!(ha->fw_dump_reading || ha->mctp_dump_reading)) 30 return 0; 31 32 if (IS_P3P_TYPE(ha)) { 33 if (off < ha->md_template_size) { 34 rval = memory_read_from_buffer(buf, count, 35 &off, ha->md_tmplt_hdr, ha->md_template_size); 36 return rval; 37 } 38 off -= ha->md_template_size; 39 rval = memory_read_from_buffer(buf, count, 40 &off, ha->md_dump, ha->md_dump_size); 41 return rval; 42 } else if (ha->mctp_dumped && ha->mctp_dump_reading) 43 return memory_read_from_buffer(buf, count, &off, ha->mctp_dump, 44 MCTP_DUMP_SIZE); 45 else if (ha->fw_dump_reading) 46 return memory_read_from_buffer(buf, count, &off, ha->fw_dump, 47 ha->fw_dump_len); 48 else 49 return 0; 50 } 51 52 static ssize_t 53 qla2x00_sysfs_write_fw_dump(struct file *filp, struct kobject *kobj, 54 struct bin_attribute *bin_attr, 55 char *buf, loff_t off, size_t count) 56 { 57 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 58 struct device, kobj))); 59 struct qla_hw_data *ha = vha->hw; 60 int reading; 61 62 if (off != 0) 63 return (0); 64 65 reading = simple_strtol(buf, NULL, 10); 66 switch (reading) { 67 case 0: 68 if (!ha->fw_dump_reading) 69 break; 70 71 ql_log(ql_log_info, vha, 0x705d, 72 "Firmware dump cleared on (%ld).\n", vha->host_no); 73 74 if (IS_P3P_TYPE(ha)) { 75 qla82xx_md_free(vha); 76 qla82xx_md_prep(vha); 77 } 78 ha->fw_dump_reading = 0; 79 ha->fw_dumped = 0; 80 break; 81 case 1: 82 if (ha->fw_dumped && !ha->fw_dump_reading) { 83 ha->fw_dump_reading = 1; 84 85 ql_log(ql_log_info, vha, 0x705e, 86 "Raw firmware dump ready for read on (%ld).\n", 87 vha->host_no); 88 } 89 break; 90 case 2: 91 qla2x00_alloc_fw_dump(vha); 92 break; 93 case 3: 94 if (IS_QLA82XX(ha)) { 95 qla82xx_idc_lock(ha); 96 qla82xx_set_reset_owner(vha); 97 qla82xx_idc_unlock(ha); 98 } else if (IS_QLA8044(ha)) { 99 qla8044_idc_lock(ha); 100 qla82xx_set_reset_owner(vha); 101 qla8044_idc_unlock(ha); 102 } else 103 qla2x00_system_error(vha); 104 break; 105 case 4: 106 if (IS_P3P_TYPE(ha)) { 107 if (ha->md_tmplt_hdr) 108 ql_dbg(ql_dbg_user, vha, 0x705b, 109 "MiniDump supported with this firmware.\n"); 110 else 111 ql_dbg(ql_dbg_user, vha, 0x709d, 112 "MiniDump not supported with this firmware.\n"); 113 } 114 break; 115 case 5: 116 if (IS_P3P_TYPE(ha)) 117 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); 118 break; 119 case 6: 120 if (!ha->mctp_dump_reading) 121 break; 122 ql_log(ql_log_info, vha, 0x70c1, 123 "MCTP dump cleared on (%ld).\n", vha->host_no); 124 ha->mctp_dump_reading = 0; 125 ha->mctp_dumped = 0; 126 break; 127 case 7: 128 if (ha->mctp_dumped && !ha->mctp_dump_reading) { 129 ha->mctp_dump_reading = 1; 130 ql_log(ql_log_info, vha, 0x70c2, 131 "Raw mctp dump ready for read on (%ld).\n", 132 vha->host_no); 133 } 134 break; 135 } 136 return count; 137 } 138 139 static struct bin_attribute sysfs_fw_dump_attr = { 140 .attr = { 141 .name = "fw_dump", 142 .mode = S_IRUSR | S_IWUSR, 143 }, 144 .size = 0, 145 .read = qla2x00_sysfs_read_fw_dump, 146 .write = qla2x00_sysfs_write_fw_dump, 147 }; 148 149 static ssize_t 150 qla2x00_sysfs_read_nvram(struct file *filp, struct kobject *kobj, 151 struct bin_attribute *bin_attr, 152 char *buf, loff_t off, size_t count) 153 { 154 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 155 struct device, kobj))); 156 struct qla_hw_data *ha = vha->hw; 157 158 if (!capable(CAP_SYS_ADMIN)) 159 return 0; 160 161 if (IS_NOCACHE_VPD_TYPE(ha)) 162 ha->isp_ops->read_optrom(vha, ha->nvram, ha->flt_region_nvram << 2, 163 ha->nvram_size); 164 return memory_read_from_buffer(buf, count, &off, ha->nvram, 165 ha->nvram_size); 166 } 167 168 static ssize_t 169 qla2x00_sysfs_write_nvram(struct file *filp, struct kobject *kobj, 170 struct bin_attribute *bin_attr, 171 char *buf, loff_t off, size_t count) 172 { 173 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 174 struct device, kobj))); 175 struct qla_hw_data *ha = vha->hw; 176 uint16_t cnt; 177 178 if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->nvram_size || 179 !ha->isp_ops->write_nvram) 180 return -EINVAL; 181 182 /* Checksum NVRAM. */ 183 if (IS_FWI2_CAPABLE(ha)) { 184 uint32_t *iter; 185 uint32_t chksum; 186 187 iter = (uint32_t *)buf; 188 chksum = 0; 189 for (cnt = 0; cnt < ((count >> 2) - 1); cnt++, iter++) 190 chksum += le32_to_cpu(*iter); 191 chksum = ~chksum + 1; 192 *iter = cpu_to_le32(chksum); 193 } else { 194 uint8_t *iter; 195 uint8_t chksum; 196 197 iter = (uint8_t *)buf; 198 chksum = 0; 199 for (cnt = 0; cnt < count - 1; cnt++) 200 chksum += *iter++; 201 chksum = ~chksum + 1; 202 *iter = chksum; 203 } 204 205 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) { 206 ql_log(ql_log_warn, vha, 0x705f, 207 "HBA not online, failing NVRAM update.\n"); 208 return -EAGAIN; 209 } 210 211 /* Write NVRAM. */ 212 ha->isp_ops->write_nvram(vha, (uint8_t *)buf, ha->nvram_base, count); 213 ha->isp_ops->read_nvram(vha, (uint8_t *)ha->nvram, ha->nvram_base, 214 count); 215 216 ql_dbg(ql_dbg_user, vha, 0x7060, 217 "Setting ISP_ABORT_NEEDED\n"); 218 /* NVRAM settings take effect immediately. */ 219 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); 220 qla2xxx_wake_dpc(vha); 221 qla2x00_wait_for_chip_reset(vha); 222 223 return count; 224 } 225 226 static struct bin_attribute sysfs_nvram_attr = { 227 .attr = { 228 .name = "nvram", 229 .mode = S_IRUSR | S_IWUSR, 230 }, 231 .size = 512, 232 .read = qla2x00_sysfs_read_nvram, 233 .write = qla2x00_sysfs_write_nvram, 234 }; 235 236 static ssize_t 237 qla2x00_sysfs_read_optrom(struct file *filp, struct kobject *kobj, 238 struct bin_attribute *bin_attr, 239 char *buf, loff_t off, size_t count) 240 { 241 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 242 struct device, kobj))); 243 struct qla_hw_data *ha = vha->hw; 244 ssize_t rval = 0; 245 246 mutex_lock(&ha->optrom_mutex); 247 248 if (ha->optrom_state != QLA_SREADING) 249 goto out; 250 251 rval = memory_read_from_buffer(buf, count, &off, ha->optrom_buffer, 252 ha->optrom_region_size); 253 254 out: 255 mutex_unlock(&ha->optrom_mutex); 256 257 return rval; 258 } 259 260 static ssize_t 261 qla2x00_sysfs_write_optrom(struct file *filp, struct kobject *kobj, 262 struct bin_attribute *bin_attr, 263 char *buf, loff_t off, size_t count) 264 { 265 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 266 struct device, kobj))); 267 struct qla_hw_data *ha = vha->hw; 268 269 mutex_lock(&ha->optrom_mutex); 270 271 if (ha->optrom_state != QLA_SWRITING) { 272 mutex_unlock(&ha->optrom_mutex); 273 return -EINVAL; 274 } 275 if (off > ha->optrom_region_size) { 276 mutex_unlock(&ha->optrom_mutex); 277 return -ERANGE; 278 } 279 if (off + count > ha->optrom_region_size) 280 count = ha->optrom_region_size - off; 281 282 memcpy(&ha->optrom_buffer[off], buf, count); 283 mutex_unlock(&ha->optrom_mutex); 284 285 return count; 286 } 287 288 static struct bin_attribute sysfs_optrom_attr = { 289 .attr = { 290 .name = "optrom", 291 .mode = S_IRUSR | S_IWUSR, 292 }, 293 .size = 0, 294 .read = qla2x00_sysfs_read_optrom, 295 .write = qla2x00_sysfs_write_optrom, 296 }; 297 298 static ssize_t 299 qla2x00_sysfs_write_optrom_ctl(struct file *filp, struct kobject *kobj, 300 struct bin_attribute *bin_attr, 301 char *buf, loff_t off, size_t count) 302 { 303 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 304 struct device, kobj))); 305 struct qla_hw_data *ha = vha->hw; 306 uint32_t start = 0; 307 uint32_t size = ha->optrom_size; 308 int val, valid; 309 ssize_t rval = count; 310 311 if (off) 312 return -EINVAL; 313 314 if (unlikely(pci_channel_offline(ha->pdev))) 315 return -EAGAIN; 316 317 if (sscanf(buf, "%d:%x:%x", &val, &start, &size) < 1) 318 return -EINVAL; 319 if (start > ha->optrom_size) 320 return -EINVAL; 321 322 mutex_lock(&ha->optrom_mutex); 323 switch (val) { 324 case 0: 325 if (ha->optrom_state != QLA_SREADING && 326 ha->optrom_state != QLA_SWRITING) { 327 rval = -EINVAL; 328 goto out; 329 } 330 ha->optrom_state = QLA_SWAITING; 331 332 ql_dbg(ql_dbg_user, vha, 0x7061, 333 "Freeing flash region allocation -- 0x%x bytes.\n", 334 ha->optrom_region_size); 335 336 vfree(ha->optrom_buffer); 337 ha->optrom_buffer = NULL; 338 break; 339 case 1: 340 if (ha->optrom_state != QLA_SWAITING) { 341 rval = -EINVAL; 342 goto out; 343 } 344 345 ha->optrom_region_start = start; 346 ha->optrom_region_size = start + size > ha->optrom_size ? 347 ha->optrom_size - start : size; 348 349 ha->optrom_state = QLA_SREADING; 350 ha->optrom_buffer = vmalloc(ha->optrom_region_size); 351 if (ha->optrom_buffer == NULL) { 352 ql_log(ql_log_warn, vha, 0x7062, 353 "Unable to allocate memory for optrom retrieval " 354 "(%x).\n", ha->optrom_region_size); 355 356 ha->optrom_state = QLA_SWAITING; 357 rval = -ENOMEM; 358 goto out; 359 } 360 361 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) { 362 ql_log(ql_log_warn, vha, 0x7063, 363 "HBA not online, failing NVRAM update.\n"); 364 rval = -EAGAIN; 365 goto out; 366 } 367 368 ql_dbg(ql_dbg_user, vha, 0x7064, 369 "Reading flash region -- 0x%x/0x%x.\n", 370 ha->optrom_region_start, ha->optrom_region_size); 371 372 memset(ha->optrom_buffer, 0, ha->optrom_region_size); 373 ha->isp_ops->read_optrom(vha, ha->optrom_buffer, 374 ha->optrom_region_start, ha->optrom_region_size); 375 break; 376 case 2: 377 if (ha->optrom_state != QLA_SWAITING) { 378 rval = -EINVAL; 379 goto out; 380 } 381 382 /* 383 * We need to be more restrictive on which FLASH regions are 384 * allowed to be updated via user-space. Regions accessible 385 * via this method include: 386 * 387 * ISP21xx/ISP22xx/ISP23xx type boards: 388 * 389 * 0x000000 -> 0x020000 -- Boot code. 390 * 391 * ISP2322/ISP24xx type boards: 392 * 393 * 0x000000 -> 0x07ffff -- Boot code. 394 * 0x080000 -> 0x0fffff -- Firmware. 395 * 396 * ISP25xx type boards: 397 * 398 * 0x000000 -> 0x07ffff -- Boot code. 399 * 0x080000 -> 0x0fffff -- Firmware. 400 * 0x120000 -> 0x12ffff -- VPD and HBA parameters. 401 */ 402 valid = 0; 403 if (ha->optrom_size == OPTROM_SIZE_2300 && start == 0) 404 valid = 1; 405 else if (start == (ha->flt_region_boot * 4) || 406 start == (ha->flt_region_fw * 4)) 407 valid = 1; 408 else if (IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha) 409 || IS_CNA_CAPABLE(ha) || IS_QLA2031(ha) 410 || IS_QLA27XX(ha)) 411 valid = 1; 412 if (!valid) { 413 ql_log(ql_log_warn, vha, 0x7065, 414 "Invalid start region 0x%x/0x%x.\n", start, size); 415 rval = -EINVAL; 416 goto out; 417 } 418 419 ha->optrom_region_start = start; 420 ha->optrom_region_size = start + size > ha->optrom_size ? 421 ha->optrom_size - start : size; 422 423 ha->optrom_state = QLA_SWRITING; 424 ha->optrom_buffer = vmalloc(ha->optrom_region_size); 425 if (ha->optrom_buffer == NULL) { 426 ql_log(ql_log_warn, vha, 0x7066, 427 "Unable to allocate memory for optrom update " 428 "(%x)\n", ha->optrom_region_size); 429 430 ha->optrom_state = QLA_SWAITING; 431 rval = -ENOMEM; 432 goto out; 433 } 434 435 ql_dbg(ql_dbg_user, vha, 0x7067, 436 "Staging flash region write -- 0x%x/0x%x.\n", 437 ha->optrom_region_start, ha->optrom_region_size); 438 439 memset(ha->optrom_buffer, 0, ha->optrom_region_size); 440 break; 441 case 3: 442 if (ha->optrom_state != QLA_SWRITING) { 443 rval = -EINVAL; 444 goto out; 445 } 446 447 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) { 448 ql_log(ql_log_warn, vha, 0x7068, 449 "HBA not online, failing flash update.\n"); 450 rval = -EAGAIN; 451 goto out; 452 } 453 454 ql_dbg(ql_dbg_user, vha, 0x7069, 455 "Writing flash region -- 0x%x/0x%x.\n", 456 ha->optrom_region_start, ha->optrom_region_size); 457 458 ha->isp_ops->write_optrom(vha, ha->optrom_buffer, 459 ha->optrom_region_start, ha->optrom_region_size); 460 break; 461 default: 462 rval = -EINVAL; 463 } 464 465 out: 466 mutex_unlock(&ha->optrom_mutex); 467 return rval; 468 } 469 470 static struct bin_attribute sysfs_optrom_ctl_attr = { 471 .attr = { 472 .name = "optrom_ctl", 473 .mode = S_IWUSR, 474 }, 475 .size = 0, 476 .write = qla2x00_sysfs_write_optrom_ctl, 477 }; 478 479 static ssize_t 480 qla2x00_sysfs_read_vpd(struct file *filp, struct kobject *kobj, 481 struct bin_attribute *bin_attr, 482 char *buf, loff_t off, size_t count) 483 { 484 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 485 struct device, kobj))); 486 struct qla_hw_data *ha = vha->hw; 487 uint32_t faddr; 488 489 if (unlikely(pci_channel_offline(ha->pdev))) 490 return -EAGAIN; 491 492 if (!capable(CAP_SYS_ADMIN)) 493 return -EINVAL; 494 495 if (IS_NOCACHE_VPD_TYPE(ha)) { 496 faddr = ha->flt_region_vpd << 2; 497 498 if (IS_QLA27XX(ha) && 499 qla27xx_find_valid_image(vha) == QLA27XX_SECONDARY_IMAGE) 500 faddr = ha->flt_region_vpd_sec << 2; 501 502 ha->isp_ops->read_optrom(vha, ha->vpd, faddr, 503 ha->vpd_size); 504 } 505 return memory_read_from_buffer(buf, count, &off, ha->vpd, ha->vpd_size); 506 } 507 508 static ssize_t 509 qla2x00_sysfs_write_vpd(struct file *filp, struct kobject *kobj, 510 struct bin_attribute *bin_attr, 511 char *buf, loff_t off, size_t count) 512 { 513 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 514 struct device, kobj))); 515 struct qla_hw_data *ha = vha->hw; 516 uint8_t *tmp_data; 517 518 if (unlikely(pci_channel_offline(ha->pdev))) 519 return 0; 520 521 if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->vpd_size || 522 !ha->isp_ops->write_nvram) 523 return 0; 524 525 if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) { 526 ql_log(ql_log_warn, vha, 0x706a, 527 "HBA not online, failing VPD update.\n"); 528 return -EAGAIN; 529 } 530 531 /* Write NVRAM. */ 532 ha->isp_ops->write_nvram(vha, (uint8_t *)buf, ha->vpd_base, count); 533 ha->isp_ops->read_nvram(vha, (uint8_t *)ha->vpd, ha->vpd_base, count); 534 535 /* Update flash version information for 4Gb & above. */ 536 if (!IS_FWI2_CAPABLE(ha)) 537 return -EINVAL; 538 539 tmp_data = vmalloc(256); 540 if (!tmp_data) { 541 ql_log(ql_log_warn, vha, 0x706b, 542 "Unable to allocate memory for VPD information update.\n"); 543 return -ENOMEM; 544 } 545 ha->isp_ops->get_flash_version(vha, tmp_data); 546 vfree(tmp_data); 547 548 return count; 549 } 550 551 static struct bin_attribute sysfs_vpd_attr = { 552 .attr = { 553 .name = "vpd", 554 .mode = S_IRUSR | S_IWUSR, 555 }, 556 .size = 0, 557 .read = qla2x00_sysfs_read_vpd, 558 .write = qla2x00_sysfs_write_vpd, 559 }; 560 561 static ssize_t 562 qla2x00_sysfs_read_sfp(struct file *filp, struct kobject *kobj, 563 struct bin_attribute *bin_attr, 564 char *buf, loff_t off, size_t count) 565 { 566 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 567 struct device, kobj))); 568 struct qla_hw_data *ha = vha->hw; 569 uint16_t iter, addr, offset; 570 int rval; 571 572 if (!capable(CAP_SYS_ADMIN) || off != 0 || count != SFP_DEV_SIZE * 2) 573 return 0; 574 575 if (ha->sfp_data) 576 goto do_read; 577 578 ha->sfp_data = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, 579 &ha->sfp_data_dma); 580 if (!ha->sfp_data) { 581 ql_log(ql_log_warn, vha, 0x706c, 582 "Unable to allocate memory for SFP read-data.\n"); 583 return 0; 584 } 585 586 do_read: 587 memset(ha->sfp_data, 0, SFP_BLOCK_SIZE); 588 addr = 0xa0; 589 for (iter = 0, offset = 0; iter < (SFP_DEV_SIZE * 2) / SFP_BLOCK_SIZE; 590 iter++, offset += SFP_BLOCK_SIZE) { 591 if (iter == 4) { 592 /* Skip to next device address. */ 593 addr = 0xa2; 594 offset = 0; 595 } 596 597 rval = qla2x00_read_sfp(vha, ha->sfp_data_dma, ha->sfp_data, 598 addr, offset, SFP_BLOCK_SIZE, BIT_1); 599 if (rval != QLA_SUCCESS) { 600 ql_log(ql_log_warn, vha, 0x706d, 601 "Unable to read SFP data (%x/%x/%x).\n", rval, 602 addr, offset); 603 604 return -EIO; 605 } 606 memcpy(buf, ha->sfp_data, SFP_BLOCK_SIZE); 607 buf += SFP_BLOCK_SIZE; 608 } 609 610 return count; 611 } 612 613 static struct bin_attribute sysfs_sfp_attr = { 614 .attr = { 615 .name = "sfp", 616 .mode = S_IRUSR | S_IWUSR, 617 }, 618 .size = SFP_DEV_SIZE * 2, 619 .read = qla2x00_sysfs_read_sfp, 620 }; 621 622 static ssize_t 623 qla2x00_sysfs_write_reset(struct file *filp, struct kobject *kobj, 624 struct bin_attribute *bin_attr, 625 char *buf, loff_t off, size_t count) 626 { 627 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 628 struct device, kobj))); 629 struct qla_hw_data *ha = vha->hw; 630 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); 631 int type; 632 uint32_t idc_control; 633 uint8_t *tmp_data = NULL; 634 if (off != 0) 635 return -EINVAL; 636 637 type = simple_strtol(buf, NULL, 10); 638 switch (type) { 639 case 0x2025c: 640 ql_log(ql_log_info, vha, 0x706e, 641 "Issuing ISP reset.\n"); 642 643 scsi_block_requests(vha->host); 644 if (IS_QLA82XX(ha)) { 645 ha->flags.isp82xx_no_md_cap = 1; 646 qla82xx_idc_lock(ha); 647 qla82xx_set_reset_owner(vha); 648 qla82xx_idc_unlock(ha); 649 } else if (IS_QLA8044(ha)) { 650 qla8044_idc_lock(ha); 651 idc_control = qla8044_rd_reg(ha, 652 QLA8044_IDC_DRV_CTRL); 653 qla8044_wr_reg(ha, QLA8044_IDC_DRV_CTRL, 654 (idc_control | GRACEFUL_RESET_BIT1)); 655 qla82xx_set_reset_owner(vha); 656 qla8044_idc_unlock(ha); 657 } else { 658 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); 659 qla2xxx_wake_dpc(vha); 660 } 661 qla2x00_wait_for_chip_reset(vha); 662 scsi_unblock_requests(vha->host); 663 break; 664 case 0x2025d: 665 if (!IS_QLA81XX(ha) && !IS_QLA83XX(ha)) 666 return -EPERM; 667 668 ql_log(ql_log_info, vha, 0x706f, 669 "Issuing MPI reset.\n"); 670 671 if (IS_QLA83XX(ha) || IS_QLA27XX(ha)) { 672 uint32_t idc_control; 673 674 qla83xx_idc_lock(vha, 0); 675 __qla83xx_get_idc_control(vha, &idc_control); 676 idc_control |= QLA83XX_IDC_GRACEFUL_RESET; 677 __qla83xx_set_idc_control(vha, idc_control); 678 qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE, 679 QLA8XXX_DEV_NEED_RESET); 680 qla83xx_idc_audit(vha, IDC_AUDIT_TIMESTAMP); 681 qla83xx_idc_unlock(vha, 0); 682 break; 683 } else { 684 /* Make sure FC side is not in reset */ 685 qla2x00_wait_for_hba_online(vha); 686 687 /* Issue MPI reset */ 688 scsi_block_requests(vha->host); 689 if (qla81xx_restart_mpi_firmware(vha) != QLA_SUCCESS) 690 ql_log(ql_log_warn, vha, 0x7070, 691 "MPI reset failed.\n"); 692 scsi_unblock_requests(vha->host); 693 break; 694 } 695 case 0x2025e: 696 if (!IS_P3P_TYPE(ha) || vha != base_vha) { 697 ql_log(ql_log_info, vha, 0x7071, 698 "FCoE ctx reset no supported.\n"); 699 return -EPERM; 700 } 701 702 ql_log(ql_log_info, vha, 0x7072, 703 "Issuing FCoE ctx reset.\n"); 704 set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags); 705 qla2xxx_wake_dpc(vha); 706 qla2x00_wait_for_fcoe_ctx_reset(vha); 707 break; 708 case 0x2025f: 709 if (!IS_QLA8031(ha)) 710 return -EPERM; 711 ql_log(ql_log_info, vha, 0x70bc, 712 "Disabling Reset by IDC control\n"); 713 qla83xx_idc_lock(vha, 0); 714 __qla83xx_get_idc_control(vha, &idc_control); 715 idc_control |= QLA83XX_IDC_RESET_DISABLED; 716 __qla83xx_set_idc_control(vha, idc_control); 717 qla83xx_idc_unlock(vha, 0); 718 break; 719 case 0x20260: 720 if (!IS_QLA8031(ha)) 721 return -EPERM; 722 ql_log(ql_log_info, vha, 0x70bd, 723 "Enabling Reset by IDC control\n"); 724 qla83xx_idc_lock(vha, 0); 725 __qla83xx_get_idc_control(vha, &idc_control); 726 idc_control &= ~QLA83XX_IDC_RESET_DISABLED; 727 __qla83xx_set_idc_control(vha, idc_control); 728 qla83xx_idc_unlock(vha, 0); 729 break; 730 case 0x20261: 731 ql_dbg(ql_dbg_user, vha, 0x70e0, 732 "Updating cache versions without reset "); 733 734 tmp_data = vmalloc(256); 735 if (!tmp_data) { 736 ql_log(ql_log_warn, vha, 0x70e1, 737 "Unable to allocate memory for VPD information update.\n"); 738 return -ENOMEM; 739 } 740 ha->isp_ops->get_flash_version(vha, tmp_data); 741 vfree(tmp_data); 742 break; 743 } 744 return count; 745 } 746 747 static struct bin_attribute sysfs_reset_attr = { 748 .attr = { 749 .name = "reset", 750 .mode = S_IWUSR, 751 }, 752 .size = 0, 753 .write = qla2x00_sysfs_write_reset, 754 }; 755 756 static ssize_t 757 qla2x00_issue_logo(struct file *filp, struct kobject *kobj, 758 struct bin_attribute *bin_attr, 759 char *buf, loff_t off, size_t count) 760 { 761 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 762 struct device, kobj))); 763 int type; 764 port_id_t did; 765 766 type = simple_strtol(buf, NULL, 10); 767 768 did.b.domain = (type & 0x00ff0000) >> 16; 769 did.b.area = (type & 0x0000ff00) >> 8; 770 did.b.al_pa = (type & 0x000000ff); 771 772 ql_log(ql_log_info, vha, 0x70e3, "portid=%02x%02x%02x done\n", 773 did.b.domain, did.b.area, did.b.al_pa); 774 775 ql_log(ql_log_info, vha, 0x70e4, "%s: %d\n", __func__, type); 776 777 qla24xx_els_dcmd_iocb(vha, ELS_DCMD_LOGO, did); 778 return count; 779 } 780 781 static struct bin_attribute sysfs_issue_logo_attr = { 782 .attr = { 783 .name = "issue_logo", 784 .mode = S_IWUSR, 785 }, 786 .size = 0, 787 .write = qla2x00_issue_logo, 788 }; 789 790 static ssize_t 791 qla2x00_sysfs_read_xgmac_stats(struct file *filp, struct kobject *kobj, 792 struct bin_attribute *bin_attr, 793 char *buf, loff_t off, size_t count) 794 { 795 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 796 struct device, kobj))); 797 struct qla_hw_data *ha = vha->hw; 798 int rval; 799 uint16_t actual_size; 800 801 if (!capable(CAP_SYS_ADMIN) || off != 0 || count > XGMAC_DATA_SIZE) 802 return 0; 803 804 if (ha->xgmac_data) 805 goto do_read; 806 807 ha->xgmac_data = dma_alloc_coherent(&ha->pdev->dev, XGMAC_DATA_SIZE, 808 &ha->xgmac_data_dma, GFP_KERNEL); 809 if (!ha->xgmac_data) { 810 ql_log(ql_log_warn, vha, 0x7076, 811 "Unable to allocate memory for XGMAC read-data.\n"); 812 return 0; 813 } 814 815 do_read: 816 actual_size = 0; 817 memset(ha->xgmac_data, 0, XGMAC_DATA_SIZE); 818 819 rval = qla2x00_get_xgmac_stats(vha, ha->xgmac_data_dma, 820 XGMAC_DATA_SIZE, &actual_size); 821 if (rval != QLA_SUCCESS) { 822 ql_log(ql_log_warn, vha, 0x7077, 823 "Unable to read XGMAC data (%x).\n", rval); 824 count = 0; 825 } 826 827 count = actual_size > count ? count: actual_size; 828 memcpy(buf, ha->xgmac_data, count); 829 830 return count; 831 } 832 833 static struct bin_attribute sysfs_xgmac_stats_attr = { 834 .attr = { 835 .name = "xgmac_stats", 836 .mode = S_IRUSR, 837 }, 838 .size = 0, 839 .read = qla2x00_sysfs_read_xgmac_stats, 840 }; 841 842 static ssize_t 843 qla2x00_sysfs_read_dcbx_tlv(struct file *filp, struct kobject *kobj, 844 struct bin_attribute *bin_attr, 845 char *buf, loff_t off, size_t count) 846 { 847 struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj, 848 struct device, kobj))); 849 struct qla_hw_data *ha = vha->hw; 850 int rval; 851 852 if (!capable(CAP_SYS_ADMIN) || off != 0 || count > DCBX_TLV_DATA_SIZE) 853 return 0; 854 855 if (ha->dcbx_tlv) 856 goto do_read; 857 858 ha->dcbx_tlv = dma_alloc_coherent(&ha->pdev->dev, DCBX_TLV_DATA_SIZE, 859 &ha->dcbx_tlv_dma, GFP_KERNEL); 860 if (!ha->dcbx_tlv) { 861 ql_log(ql_log_warn, vha, 0x7078, 862 "Unable to allocate memory for DCBX TLV read-data.\n"); 863 return -ENOMEM; 864 } 865 866 do_read: 867 memset(ha->dcbx_tlv, 0, DCBX_TLV_DATA_SIZE); 868 869 rval = qla2x00_get_dcbx_params(vha, ha->dcbx_tlv_dma, 870 DCBX_TLV_DATA_SIZE); 871 if (rval != QLA_SUCCESS) { 872 ql_log(ql_log_warn, vha, 0x7079, 873 "Unable to read DCBX TLV (%x).\n", rval); 874 return -EIO; 875 } 876 877 memcpy(buf, ha->dcbx_tlv, count); 878 879 return count; 880 } 881 882 static struct bin_attribute sysfs_dcbx_tlv_attr = { 883 .attr = { 884 .name = "dcbx_tlv", 885 .mode = S_IRUSR, 886 }, 887 .size = 0, 888 .read = qla2x00_sysfs_read_dcbx_tlv, 889 }; 890 891 static struct sysfs_entry { 892 char *name; 893 struct bin_attribute *attr; 894 int is4GBp_only; 895 } bin_file_entries[] = { 896 { "fw_dump", &sysfs_fw_dump_attr, }, 897 { "nvram", &sysfs_nvram_attr, }, 898 { "optrom", &sysfs_optrom_attr, }, 899 { "optrom_ctl", &sysfs_optrom_ctl_attr, }, 900 { "vpd", &sysfs_vpd_attr, 1 }, 901 { "sfp", &sysfs_sfp_attr, 1 }, 902 { "reset", &sysfs_reset_attr, }, 903 { "issue_logo", &sysfs_issue_logo_attr, }, 904 { "xgmac_stats", &sysfs_xgmac_stats_attr, 3 }, 905 { "dcbx_tlv", &sysfs_dcbx_tlv_attr, 3 }, 906 { NULL }, 907 }; 908 909 void 910 qla2x00_alloc_sysfs_attr(scsi_qla_host_t *vha) 911 { 912 struct Scsi_Host *host = vha->host; 913 struct sysfs_entry *iter; 914 int ret; 915 916 for (iter = bin_file_entries; iter->name; iter++) { 917 if (iter->is4GBp_only && !IS_FWI2_CAPABLE(vha->hw)) 918 continue; 919 if (iter->is4GBp_only == 2 && !IS_QLA25XX(vha->hw)) 920 continue; 921 if (iter->is4GBp_only == 3 && !(IS_CNA_CAPABLE(vha->hw))) 922 continue; 923 924 ret = sysfs_create_bin_file(&host->shost_gendev.kobj, 925 iter->attr); 926 if (ret) 927 ql_log(ql_log_warn, vha, 0x00f3, 928 "Unable to create sysfs %s binary attribute (%d).\n", 929 iter->name, ret); 930 else 931 ql_dbg(ql_dbg_init, vha, 0x00f4, 932 "Successfully created sysfs %s binary attribure.\n", 933 iter->name); 934 } 935 } 936 937 void 938 qla2x00_free_sysfs_attr(scsi_qla_host_t *vha, bool stop_beacon) 939 { 940 struct Scsi_Host *host = vha->host; 941 struct sysfs_entry *iter; 942 struct qla_hw_data *ha = vha->hw; 943 944 for (iter = bin_file_entries; iter->name; iter++) { 945 if (iter->is4GBp_only && !IS_FWI2_CAPABLE(ha)) 946 continue; 947 if (iter->is4GBp_only == 2 && !IS_QLA25XX(ha)) 948 continue; 949 if (iter->is4GBp_only == 3 && !(IS_CNA_CAPABLE(vha->hw))) 950 continue; 951 if (iter->is4GBp_only == 0x27 && !IS_QLA27XX(vha->hw)) 952 continue; 953 954 sysfs_remove_bin_file(&host->shost_gendev.kobj, 955 iter->attr); 956 } 957 958 if (stop_beacon && ha->beacon_blink_led == 1) 959 ha->isp_ops->beacon_off(vha); 960 } 961 962 /* Scsi_Host attributes. */ 963 964 static ssize_t 965 qla2x00_drvr_version_show(struct device *dev, 966 struct device_attribute *attr, char *buf) 967 { 968 return scnprintf(buf, PAGE_SIZE, "%s\n", qla2x00_version_str); 969 } 970 971 static ssize_t 972 qla2x00_fw_version_show(struct device *dev, 973 struct device_attribute *attr, char *buf) 974 { 975 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 976 struct qla_hw_data *ha = vha->hw; 977 char fw_str[128]; 978 979 return scnprintf(buf, PAGE_SIZE, "%s\n", 980 ha->isp_ops->fw_version_str(vha, fw_str, sizeof(fw_str))); 981 } 982 983 static ssize_t 984 qla2x00_serial_num_show(struct device *dev, struct device_attribute *attr, 985 char *buf) 986 { 987 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 988 struct qla_hw_data *ha = vha->hw; 989 uint32_t sn; 990 991 if (IS_QLAFX00(vha->hw)) { 992 return scnprintf(buf, PAGE_SIZE, "%s\n", 993 vha->hw->mr.serial_num); 994 } else if (IS_FWI2_CAPABLE(ha)) { 995 qla2xxx_get_vpd_field(vha, "SN", buf, PAGE_SIZE - 1); 996 return strlen(strcat(buf, "\n")); 997 } 998 999 sn = ((ha->serial0 & 0x1f) << 16) | (ha->serial2 << 8) | ha->serial1; 1000 return scnprintf(buf, PAGE_SIZE, "%c%05d\n", 'A' + sn / 100000, 1001 sn % 100000); 1002 } 1003 1004 static ssize_t 1005 qla2x00_isp_name_show(struct device *dev, struct device_attribute *attr, 1006 char *buf) 1007 { 1008 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1009 return scnprintf(buf, PAGE_SIZE, "ISP%04X\n", vha->hw->pdev->device); 1010 } 1011 1012 static ssize_t 1013 qla2x00_isp_id_show(struct device *dev, struct device_attribute *attr, 1014 char *buf) 1015 { 1016 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1017 struct qla_hw_data *ha = vha->hw; 1018 1019 if (IS_QLAFX00(vha->hw)) 1020 return scnprintf(buf, PAGE_SIZE, "%s\n", 1021 vha->hw->mr.hw_version); 1022 1023 return scnprintf(buf, PAGE_SIZE, "%04x %04x %04x %04x\n", 1024 ha->product_id[0], ha->product_id[1], ha->product_id[2], 1025 ha->product_id[3]); 1026 } 1027 1028 static ssize_t 1029 qla2x00_model_name_show(struct device *dev, struct device_attribute *attr, 1030 char *buf) 1031 { 1032 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1033 1034 return scnprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_number); 1035 } 1036 1037 static ssize_t 1038 qla2x00_model_desc_show(struct device *dev, struct device_attribute *attr, 1039 char *buf) 1040 { 1041 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1042 return scnprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_desc); 1043 } 1044 1045 static ssize_t 1046 qla2x00_pci_info_show(struct device *dev, struct device_attribute *attr, 1047 char *buf) 1048 { 1049 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1050 char pci_info[30]; 1051 1052 return scnprintf(buf, PAGE_SIZE, "%s\n", 1053 vha->hw->isp_ops->pci_info_str(vha, pci_info)); 1054 } 1055 1056 static ssize_t 1057 qla2x00_link_state_show(struct device *dev, struct device_attribute *attr, 1058 char *buf) 1059 { 1060 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1061 struct qla_hw_data *ha = vha->hw; 1062 int len = 0; 1063 1064 if (atomic_read(&vha->loop_state) == LOOP_DOWN || 1065 atomic_read(&vha->loop_state) == LOOP_DEAD || 1066 vha->device_flags & DFLG_NO_CABLE) 1067 len = scnprintf(buf, PAGE_SIZE, "Link Down\n"); 1068 else if (atomic_read(&vha->loop_state) != LOOP_READY || 1069 qla2x00_reset_active(vha)) 1070 len = scnprintf(buf, PAGE_SIZE, "Unknown Link State\n"); 1071 else { 1072 len = scnprintf(buf, PAGE_SIZE, "Link Up - "); 1073 1074 switch (ha->current_topology) { 1075 case ISP_CFG_NL: 1076 len += scnprintf(buf + len, PAGE_SIZE-len, "Loop\n"); 1077 break; 1078 case ISP_CFG_FL: 1079 len += scnprintf(buf + len, PAGE_SIZE-len, "FL_Port\n"); 1080 break; 1081 case ISP_CFG_N: 1082 len += scnprintf(buf + len, PAGE_SIZE-len, 1083 "N_Port to N_Port\n"); 1084 break; 1085 case ISP_CFG_F: 1086 len += scnprintf(buf + len, PAGE_SIZE-len, "F_Port\n"); 1087 break; 1088 default: 1089 len += scnprintf(buf + len, PAGE_SIZE-len, "Loop\n"); 1090 break; 1091 } 1092 } 1093 return len; 1094 } 1095 1096 static ssize_t 1097 qla2x00_zio_show(struct device *dev, struct device_attribute *attr, 1098 char *buf) 1099 { 1100 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1101 int len = 0; 1102 1103 switch (vha->hw->zio_mode) { 1104 case QLA_ZIO_MODE_6: 1105 len += scnprintf(buf + len, PAGE_SIZE-len, "Mode 6\n"); 1106 break; 1107 case QLA_ZIO_DISABLED: 1108 len += scnprintf(buf + len, PAGE_SIZE-len, "Disabled\n"); 1109 break; 1110 } 1111 return len; 1112 } 1113 1114 static ssize_t 1115 qla2x00_zio_store(struct device *dev, struct device_attribute *attr, 1116 const char *buf, size_t count) 1117 { 1118 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1119 struct qla_hw_data *ha = vha->hw; 1120 int val = 0; 1121 uint16_t zio_mode; 1122 1123 if (!IS_ZIO_SUPPORTED(ha)) 1124 return -ENOTSUPP; 1125 1126 if (sscanf(buf, "%d", &val) != 1) 1127 return -EINVAL; 1128 1129 if (val) 1130 zio_mode = QLA_ZIO_MODE_6; 1131 else 1132 zio_mode = QLA_ZIO_DISABLED; 1133 1134 /* Update per-hba values and queue a reset. */ 1135 if (zio_mode != QLA_ZIO_DISABLED || ha->zio_mode != QLA_ZIO_DISABLED) { 1136 ha->zio_mode = zio_mode; 1137 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); 1138 } 1139 return strlen(buf); 1140 } 1141 1142 static ssize_t 1143 qla2x00_zio_timer_show(struct device *dev, struct device_attribute *attr, 1144 char *buf) 1145 { 1146 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1147 1148 return scnprintf(buf, PAGE_SIZE, "%d us\n", vha->hw->zio_timer * 100); 1149 } 1150 1151 static ssize_t 1152 qla2x00_zio_timer_store(struct device *dev, struct device_attribute *attr, 1153 const char *buf, size_t count) 1154 { 1155 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1156 int val = 0; 1157 uint16_t zio_timer; 1158 1159 if (sscanf(buf, "%d", &val) != 1) 1160 return -EINVAL; 1161 if (val > 25500 || val < 100) 1162 return -ERANGE; 1163 1164 zio_timer = (uint16_t)(val / 100); 1165 vha->hw->zio_timer = zio_timer; 1166 1167 return strlen(buf); 1168 } 1169 1170 static ssize_t 1171 qla2x00_beacon_show(struct device *dev, struct device_attribute *attr, 1172 char *buf) 1173 { 1174 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1175 int len = 0; 1176 1177 if (vha->hw->beacon_blink_led) 1178 len += scnprintf(buf + len, PAGE_SIZE-len, "Enabled\n"); 1179 else 1180 len += scnprintf(buf + len, PAGE_SIZE-len, "Disabled\n"); 1181 return len; 1182 } 1183 1184 static ssize_t 1185 qla2x00_beacon_store(struct device *dev, struct device_attribute *attr, 1186 const char *buf, size_t count) 1187 { 1188 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1189 struct qla_hw_data *ha = vha->hw; 1190 int val = 0; 1191 int rval; 1192 1193 if (IS_QLA2100(ha) || IS_QLA2200(ha)) 1194 return -EPERM; 1195 1196 if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) { 1197 ql_log(ql_log_warn, vha, 0x707a, 1198 "Abort ISP active -- ignoring beacon request.\n"); 1199 return -EBUSY; 1200 } 1201 1202 if (sscanf(buf, "%d", &val) != 1) 1203 return -EINVAL; 1204 1205 if (val) 1206 rval = ha->isp_ops->beacon_on(vha); 1207 else 1208 rval = ha->isp_ops->beacon_off(vha); 1209 1210 if (rval != QLA_SUCCESS) 1211 count = 0; 1212 1213 return count; 1214 } 1215 1216 static ssize_t 1217 qla2x00_optrom_bios_version_show(struct device *dev, 1218 struct device_attribute *attr, char *buf) 1219 { 1220 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1221 struct qla_hw_data *ha = vha->hw; 1222 return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->bios_revision[1], 1223 ha->bios_revision[0]); 1224 } 1225 1226 static ssize_t 1227 qla2x00_optrom_efi_version_show(struct device *dev, 1228 struct device_attribute *attr, char *buf) 1229 { 1230 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1231 struct qla_hw_data *ha = vha->hw; 1232 return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->efi_revision[1], 1233 ha->efi_revision[0]); 1234 } 1235 1236 static ssize_t 1237 qla2x00_optrom_fcode_version_show(struct device *dev, 1238 struct device_attribute *attr, char *buf) 1239 { 1240 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1241 struct qla_hw_data *ha = vha->hw; 1242 return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->fcode_revision[1], 1243 ha->fcode_revision[0]); 1244 } 1245 1246 static ssize_t 1247 qla2x00_optrom_fw_version_show(struct device *dev, 1248 struct device_attribute *attr, char *buf) 1249 { 1250 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1251 struct qla_hw_data *ha = vha->hw; 1252 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d %d\n", 1253 ha->fw_revision[0], ha->fw_revision[1], ha->fw_revision[2], 1254 ha->fw_revision[3]); 1255 } 1256 1257 static ssize_t 1258 qla2x00_optrom_gold_fw_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 1264 if (!IS_QLA81XX(ha) && !IS_QLA83XX(ha) && !IS_QLA27XX(ha)) 1265 return scnprintf(buf, PAGE_SIZE, "\n"); 1266 1267 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%d)\n", 1268 ha->gold_fw_version[0], ha->gold_fw_version[1], 1269 ha->gold_fw_version[2], ha->gold_fw_version[3]); 1270 } 1271 1272 static ssize_t 1273 qla2x00_total_isp_aborts_show(struct device *dev, 1274 struct device_attribute *attr, char *buf) 1275 { 1276 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1277 return scnprintf(buf, PAGE_SIZE, "%d\n", 1278 vha->qla_stats.total_isp_aborts); 1279 } 1280 1281 static ssize_t 1282 qla24xx_84xx_fw_version_show(struct device *dev, 1283 struct device_attribute *attr, char *buf) 1284 { 1285 int rval = QLA_SUCCESS; 1286 uint16_t status[2] = {0, 0}; 1287 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1288 struct qla_hw_data *ha = vha->hw; 1289 1290 if (!IS_QLA84XX(ha)) 1291 return scnprintf(buf, PAGE_SIZE, "\n"); 1292 1293 if (ha->cs84xx->op_fw_version == 0) 1294 rval = qla84xx_verify_chip(vha, status); 1295 1296 if ((rval == QLA_SUCCESS) && (status[0] == 0)) 1297 return scnprintf(buf, PAGE_SIZE, "%u\n", 1298 (uint32_t)ha->cs84xx->op_fw_version); 1299 1300 return scnprintf(buf, PAGE_SIZE, "\n"); 1301 } 1302 1303 static ssize_t 1304 qla2x00_mpi_version_show(struct device *dev, struct device_attribute *attr, 1305 char *buf) 1306 { 1307 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1308 struct qla_hw_data *ha = vha->hw; 1309 1310 if (!IS_QLA81XX(ha) && !IS_QLA8031(ha) && !IS_QLA8044(ha) && 1311 !IS_QLA27XX(ha)) 1312 return scnprintf(buf, PAGE_SIZE, "\n"); 1313 1314 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%x)\n", 1315 ha->mpi_version[0], ha->mpi_version[1], ha->mpi_version[2], 1316 ha->mpi_capabilities); 1317 } 1318 1319 static ssize_t 1320 qla2x00_phy_version_show(struct device *dev, struct device_attribute *attr, 1321 char *buf) 1322 { 1323 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1324 struct qla_hw_data *ha = vha->hw; 1325 1326 if (!IS_QLA81XX(ha) && !IS_QLA8031(ha)) 1327 return scnprintf(buf, PAGE_SIZE, "\n"); 1328 1329 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n", 1330 ha->phy_version[0], ha->phy_version[1], ha->phy_version[2]); 1331 } 1332 1333 static ssize_t 1334 qla2x00_flash_block_size_show(struct device *dev, 1335 struct device_attribute *attr, char *buf) 1336 { 1337 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1338 struct qla_hw_data *ha = vha->hw; 1339 1340 return scnprintf(buf, PAGE_SIZE, "0x%x\n", ha->fdt_block_size); 1341 } 1342 1343 static ssize_t 1344 qla2x00_vlan_id_show(struct device *dev, struct device_attribute *attr, 1345 char *buf) 1346 { 1347 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1348 1349 if (!IS_CNA_CAPABLE(vha->hw)) 1350 return scnprintf(buf, PAGE_SIZE, "\n"); 1351 1352 return scnprintf(buf, PAGE_SIZE, "%d\n", vha->fcoe_vlan_id); 1353 } 1354 1355 static ssize_t 1356 qla2x00_vn_port_mac_address_show(struct device *dev, 1357 struct device_attribute *attr, char *buf) 1358 { 1359 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1360 1361 if (!IS_CNA_CAPABLE(vha->hw)) 1362 return scnprintf(buf, PAGE_SIZE, "\n"); 1363 1364 return scnprintf(buf, PAGE_SIZE, "%pMR\n", vha->fcoe_vn_port_mac); 1365 } 1366 1367 static ssize_t 1368 qla2x00_fabric_param_show(struct device *dev, struct device_attribute *attr, 1369 char *buf) 1370 { 1371 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1372 1373 return scnprintf(buf, PAGE_SIZE, "%d\n", vha->hw->switch_cap); 1374 } 1375 1376 static ssize_t 1377 qla2x00_thermal_temp_show(struct device *dev, 1378 struct device_attribute *attr, char *buf) 1379 { 1380 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1381 uint16_t temp = 0; 1382 1383 if (qla2x00_reset_active(vha)) { 1384 ql_log(ql_log_warn, vha, 0x70dc, "ISP reset active.\n"); 1385 goto done; 1386 } 1387 1388 if (vha->hw->flags.eeh_busy) { 1389 ql_log(ql_log_warn, vha, 0x70dd, "PCI EEH busy.\n"); 1390 goto done; 1391 } 1392 1393 if (qla2x00_get_thermal_temp(vha, &temp) == QLA_SUCCESS) 1394 return scnprintf(buf, PAGE_SIZE, "%d\n", temp); 1395 1396 done: 1397 return scnprintf(buf, PAGE_SIZE, "\n"); 1398 } 1399 1400 static ssize_t 1401 qla2x00_fw_state_show(struct device *dev, struct device_attribute *attr, 1402 char *buf) 1403 { 1404 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1405 int rval = QLA_FUNCTION_FAILED; 1406 uint16_t state[6]; 1407 uint32_t pstate; 1408 1409 if (IS_QLAFX00(vha->hw)) { 1410 pstate = qlafx00_fw_state_show(dev, attr, buf); 1411 return scnprintf(buf, PAGE_SIZE, "0x%x\n", pstate); 1412 } 1413 1414 if (qla2x00_reset_active(vha)) 1415 ql_log(ql_log_warn, vha, 0x707c, 1416 "ISP reset active.\n"); 1417 else if (!vha->hw->flags.eeh_busy) 1418 rval = qla2x00_get_firmware_state(vha, state); 1419 if (rval != QLA_SUCCESS) 1420 memset(state, -1, sizeof(state)); 1421 1422 return scnprintf(buf, PAGE_SIZE, "0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n", 1423 state[0], state[1], state[2], state[3], state[4], state[5]); 1424 } 1425 1426 static ssize_t 1427 qla2x00_diag_requests_show(struct device *dev, 1428 struct device_attribute *attr, char *buf) 1429 { 1430 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1431 1432 if (!IS_BIDI_CAPABLE(vha->hw)) 1433 return scnprintf(buf, PAGE_SIZE, "\n"); 1434 1435 return scnprintf(buf, PAGE_SIZE, "%llu\n", vha->bidi_stats.io_count); 1436 } 1437 1438 static ssize_t 1439 qla2x00_diag_megabytes_show(struct device *dev, 1440 struct device_attribute *attr, char *buf) 1441 { 1442 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1443 1444 if (!IS_BIDI_CAPABLE(vha->hw)) 1445 return scnprintf(buf, PAGE_SIZE, "\n"); 1446 1447 return scnprintf(buf, PAGE_SIZE, "%llu\n", 1448 vha->bidi_stats.transfer_bytes >> 20); 1449 } 1450 1451 static ssize_t 1452 qla2x00_fw_dump_size_show(struct device *dev, struct device_attribute *attr, 1453 char *buf) 1454 { 1455 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1456 struct qla_hw_data *ha = vha->hw; 1457 uint32_t size; 1458 1459 if (!ha->fw_dumped) 1460 size = 0; 1461 else if (IS_P3P_TYPE(ha)) 1462 size = ha->md_template_size + ha->md_dump_size; 1463 else 1464 size = ha->fw_dump_len; 1465 1466 return scnprintf(buf, PAGE_SIZE, "%d\n", size); 1467 } 1468 1469 static ssize_t 1470 qla2x00_allow_cna_fw_dump_show(struct device *dev, 1471 struct device_attribute *attr, char *buf) 1472 { 1473 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1474 1475 if (!IS_P3P_TYPE(vha->hw)) 1476 return scnprintf(buf, PAGE_SIZE, "\n"); 1477 else 1478 return scnprintf(buf, PAGE_SIZE, "%s\n", 1479 vha->hw->allow_cna_fw_dump ? "true" : "false"); 1480 } 1481 1482 static ssize_t 1483 qla2x00_allow_cna_fw_dump_store(struct device *dev, 1484 struct device_attribute *attr, const char *buf, size_t count) 1485 { 1486 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1487 int val = 0; 1488 1489 if (!IS_P3P_TYPE(vha->hw)) 1490 return -EINVAL; 1491 1492 if (sscanf(buf, "%d", &val) != 1) 1493 return -EINVAL; 1494 1495 vha->hw->allow_cna_fw_dump = val != 0; 1496 1497 return strlen(buf); 1498 } 1499 1500 static ssize_t 1501 qla2x00_pep_version_show(struct device *dev, struct device_attribute *attr, 1502 char *buf) 1503 { 1504 scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); 1505 struct qla_hw_data *ha = vha->hw; 1506 1507 if (!IS_QLA27XX(ha)) 1508 return scnprintf(buf, PAGE_SIZE, "\n"); 1509 1510 return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n", 1511 ha->pep_version[0], ha->pep_version[1], ha->pep_version[2]); 1512 } 1513 1514 static DEVICE_ATTR(driver_version, S_IRUGO, qla2x00_drvr_version_show, NULL); 1515 static DEVICE_ATTR(fw_version, S_IRUGO, qla2x00_fw_version_show, NULL); 1516 static DEVICE_ATTR(serial_num, S_IRUGO, qla2x00_serial_num_show, NULL); 1517 static DEVICE_ATTR(isp_name, S_IRUGO, qla2x00_isp_name_show, NULL); 1518 static DEVICE_ATTR(isp_id, S_IRUGO, qla2x00_isp_id_show, NULL); 1519 static DEVICE_ATTR(model_name, S_IRUGO, qla2x00_model_name_show, NULL); 1520 static DEVICE_ATTR(model_desc, S_IRUGO, qla2x00_model_desc_show, NULL); 1521 static DEVICE_ATTR(pci_info, S_IRUGO, qla2x00_pci_info_show, NULL); 1522 static DEVICE_ATTR(link_state, S_IRUGO, qla2x00_link_state_show, NULL); 1523 static DEVICE_ATTR(zio, S_IRUGO | S_IWUSR, qla2x00_zio_show, qla2x00_zio_store); 1524 static DEVICE_ATTR(zio_timer, S_IRUGO | S_IWUSR, qla2x00_zio_timer_show, 1525 qla2x00_zio_timer_store); 1526 static DEVICE_ATTR(beacon, S_IRUGO | S_IWUSR, qla2x00_beacon_show, 1527 qla2x00_beacon_store); 1528 static DEVICE_ATTR(optrom_bios_version, S_IRUGO, 1529 qla2x00_optrom_bios_version_show, NULL); 1530 static DEVICE_ATTR(optrom_efi_version, S_IRUGO, 1531 qla2x00_optrom_efi_version_show, NULL); 1532 static DEVICE_ATTR(optrom_fcode_version, S_IRUGO, 1533 qla2x00_optrom_fcode_version_show, NULL); 1534 static DEVICE_ATTR(optrom_fw_version, S_IRUGO, qla2x00_optrom_fw_version_show, 1535 NULL); 1536 static DEVICE_ATTR(optrom_gold_fw_version, S_IRUGO, 1537 qla2x00_optrom_gold_fw_version_show, NULL); 1538 static DEVICE_ATTR(84xx_fw_version, S_IRUGO, qla24xx_84xx_fw_version_show, 1539 NULL); 1540 static DEVICE_ATTR(total_isp_aborts, S_IRUGO, qla2x00_total_isp_aborts_show, 1541 NULL); 1542 static DEVICE_ATTR(mpi_version, S_IRUGO, qla2x00_mpi_version_show, NULL); 1543 static DEVICE_ATTR(phy_version, S_IRUGO, qla2x00_phy_version_show, NULL); 1544 static DEVICE_ATTR(flash_block_size, S_IRUGO, qla2x00_flash_block_size_show, 1545 NULL); 1546 static DEVICE_ATTR(vlan_id, S_IRUGO, qla2x00_vlan_id_show, NULL); 1547 static DEVICE_ATTR(vn_port_mac_address, S_IRUGO, 1548 qla2x00_vn_port_mac_address_show, NULL); 1549 static DEVICE_ATTR(fabric_param, S_IRUGO, qla2x00_fabric_param_show, NULL); 1550 static DEVICE_ATTR(fw_state, S_IRUGO, qla2x00_fw_state_show, NULL); 1551 static DEVICE_ATTR(thermal_temp, S_IRUGO, qla2x00_thermal_temp_show, NULL); 1552 static DEVICE_ATTR(diag_requests, S_IRUGO, qla2x00_diag_requests_show, NULL); 1553 static DEVICE_ATTR(diag_megabytes, S_IRUGO, qla2x00_diag_megabytes_show, NULL); 1554 static DEVICE_ATTR(fw_dump_size, S_IRUGO, qla2x00_fw_dump_size_show, NULL); 1555 static DEVICE_ATTR(allow_cna_fw_dump, S_IRUGO | S_IWUSR, 1556 qla2x00_allow_cna_fw_dump_show, 1557 qla2x00_allow_cna_fw_dump_store); 1558 static DEVICE_ATTR(pep_version, S_IRUGO, qla2x00_pep_version_show, NULL); 1559 1560 struct device_attribute *qla2x00_host_attrs[] = { 1561 &dev_attr_driver_version, 1562 &dev_attr_fw_version, 1563 &dev_attr_serial_num, 1564 &dev_attr_isp_name, 1565 &dev_attr_isp_id, 1566 &dev_attr_model_name, 1567 &dev_attr_model_desc, 1568 &dev_attr_pci_info, 1569 &dev_attr_link_state, 1570 &dev_attr_zio, 1571 &dev_attr_zio_timer, 1572 &dev_attr_beacon, 1573 &dev_attr_optrom_bios_version, 1574 &dev_attr_optrom_efi_version, 1575 &dev_attr_optrom_fcode_version, 1576 &dev_attr_optrom_fw_version, 1577 &dev_attr_84xx_fw_version, 1578 &dev_attr_total_isp_aborts, 1579 &dev_attr_mpi_version, 1580 &dev_attr_phy_version, 1581 &dev_attr_flash_block_size, 1582 &dev_attr_vlan_id, 1583 &dev_attr_vn_port_mac_address, 1584 &dev_attr_fabric_param, 1585 &dev_attr_fw_state, 1586 &dev_attr_optrom_gold_fw_version, 1587 &dev_attr_thermal_temp, 1588 &dev_attr_diag_requests, 1589 &dev_attr_diag_megabytes, 1590 &dev_attr_fw_dump_size, 1591 &dev_attr_allow_cna_fw_dump, 1592 &dev_attr_pep_version, 1593 NULL, 1594 }; 1595 1596 /* Host attributes. */ 1597 1598 static void 1599 qla2x00_get_host_port_id(struct Scsi_Host *shost) 1600 { 1601 scsi_qla_host_t *vha = shost_priv(shost); 1602 1603 fc_host_port_id(shost) = vha->d_id.b.domain << 16 | 1604 vha->d_id.b.area << 8 | vha->d_id.b.al_pa; 1605 } 1606 1607 static void 1608 qla2x00_get_host_speed(struct Scsi_Host *shost) 1609 { 1610 struct qla_hw_data *ha = ((struct scsi_qla_host *) 1611 (shost_priv(shost)))->hw; 1612 u32 speed = FC_PORTSPEED_UNKNOWN; 1613 1614 if (IS_QLAFX00(ha)) { 1615 qlafx00_get_host_speed(shost); 1616 return; 1617 } 1618 1619 switch (ha->link_data_rate) { 1620 case PORT_SPEED_1GB: 1621 speed = FC_PORTSPEED_1GBIT; 1622 break; 1623 case PORT_SPEED_2GB: 1624 speed = FC_PORTSPEED_2GBIT; 1625 break; 1626 case PORT_SPEED_4GB: 1627 speed = FC_PORTSPEED_4GBIT; 1628 break; 1629 case PORT_SPEED_8GB: 1630 speed = FC_PORTSPEED_8GBIT; 1631 break; 1632 case PORT_SPEED_10GB: 1633 speed = FC_PORTSPEED_10GBIT; 1634 break; 1635 case PORT_SPEED_16GB: 1636 speed = FC_PORTSPEED_16GBIT; 1637 break; 1638 case PORT_SPEED_32GB: 1639 speed = FC_PORTSPEED_32GBIT; 1640 break; 1641 } 1642 fc_host_speed(shost) = speed; 1643 } 1644 1645 static void 1646 qla2x00_get_host_port_type(struct Scsi_Host *shost) 1647 { 1648 scsi_qla_host_t *vha = shost_priv(shost); 1649 uint32_t port_type = FC_PORTTYPE_UNKNOWN; 1650 1651 if (vha->vp_idx) { 1652 fc_host_port_type(shost) = FC_PORTTYPE_NPIV; 1653 return; 1654 } 1655 switch (vha->hw->current_topology) { 1656 case ISP_CFG_NL: 1657 port_type = FC_PORTTYPE_LPORT; 1658 break; 1659 case ISP_CFG_FL: 1660 port_type = FC_PORTTYPE_NLPORT; 1661 break; 1662 case ISP_CFG_N: 1663 port_type = FC_PORTTYPE_PTP; 1664 break; 1665 case ISP_CFG_F: 1666 port_type = FC_PORTTYPE_NPORT; 1667 break; 1668 } 1669 fc_host_port_type(shost) = port_type; 1670 } 1671 1672 static void 1673 qla2x00_get_starget_node_name(struct scsi_target *starget) 1674 { 1675 struct Scsi_Host *host = dev_to_shost(starget->dev.parent); 1676 scsi_qla_host_t *vha = shost_priv(host); 1677 fc_port_t *fcport; 1678 u64 node_name = 0; 1679 1680 list_for_each_entry(fcport, &vha->vp_fcports, list) { 1681 if (fcport->rport && 1682 starget->id == fcport->rport->scsi_target_id) { 1683 node_name = wwn_to_u64(fcport->node_name); 1684 break; 1685 } 1686 } 1687 1688 fc_starget_node_name(starget) = node_name; 1689 } 1690 1691 static void 1692 qla2x00_get_starget_port_name(struct scsi_target *starget) 1693 { 1694 struct Scsi_Host *host = dev_to_shost(starget->dev.parent); 1695 scsi_qla_host_t *vha = shost_priv(host); 1696 fc_port_t *fcport; 1697 u64 port_name = 0; 1698 1699 list_for_each_entry(fcport, &vha->vp_fcports, list) { 1700 if (fcport->rport && 1701 starget->id == fcport->rport->scsi_target_id) { 1702 port_name = wwn_to_u64(fcport->port_name); 1703 break; 1704 } 1705 } 1706 1707 fc_starget_port_name(starget) = port_name; 1708 } 1709 1710 static void 1711 qla2x00_get_starget_port_id(struct scsi_target *starget) 1712 { 1713 struct Scsi_Host *host = dev_to_shost(starget->dev.parent); 1714 scsi_qla_host_t *vha = shost_priv(host); 1715 fc_port_t *fcport; 1716 uint32_t port_id = ~0U; 1717 1718 list_for_each_entry(fcport, &vha->vp_fcports, list) { 1719 if (fcport->rport && 1720 starget->id == fcport->rport->scsi_target_id) { 1721 port_id = fcport->d_id.b.domain << 16 | 1722 fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa; 1723 break; 1724 } 1725 } 1726 1727 fc_starget_port_id(starget) = port_id; 1728 } 1729 1730 static void 1731 qla2x00_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout) 1732 { 1733 if (timeout) 1734 rport->dev_loss_tmo = timeout; 1735 else 1736 rport->dev_loss_tmo = 1; 1737 } 1738 1739 static void 1740 qla2x00_dev_loss_tmo_callbk(struct fc_rport *rport) 1741 { 1742 struct Scsi_Host *host = rport_to_shost(rport); 1743 fc_port_t *fcport = *(fc_port_t **)rport->dd_data; 1744 unsigned long flags; 1745 1746 if (!fcport) 1747 return; 1748 1749 /* Now that the rport has been deleted, set the fcport state to 1750 FCS_DEVICE_DEAD */ 1751 qla2x00_set_fcport_state(fcport, FCS_DEVICE_DEAD); 1752 1753 /* 1754 * Transport has effectively 'deleted' the rport, clear 1755 * all local references. 1756 */ 1757 spin_lock_irqsave(host->host_lock, flags); 1758 fcport->rport = fcport->drport = NULL; 1759 *((fc_port_t **)rport->dd_data) = NULL; 1760 spin_unlock_irqrestore(host->host_lock, flags); 1761 1762 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags)) 1763 return; 1764 1765 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) { 1766 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16); 1767 return; 1768 } 1769 } 1770 1771 static void 1772 qla2x00_terminate_rport_io(struct fc_rport *rport) 1773 { 1774 fc_port_t *fcport = *(fc_port_t **)rport->dd_data; 1775 1776 if (!fcport) 1777 return; 1778 1779 if (test_bit(UNLOADING, &fcport->vha->dpc_flags)) 1780 return; 1781 1782 if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags)) 1783 return; 1784 1785 if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) { 1786 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16); 1787 return; 1788 } 1789 /* 1790 * At this point all fcport's software-states are cleared. Perform any 1791 * final cleanup of firmware resources (PCBs and XCBs). 1792 */ 1793 if (fcport->loop_id != FC_NO_LOOP_ID) { 1794 if (IS_FWI2_CAPABLE(fcport->vha->hw)) 1795 fcport->vha->hw->isp_ops->fabric_logout(fcport->vha, 1796 fcport->loop_id, fcport->d_id.b.domain, 1797 fcport->d_id.b.area, fcport->d_id.b.al_pa); 1798 else 1799 qla2x00_port_logout(fcport->vha, fcport); 1800 } 1801 } 1802 1803 static int 1804 qla2x00_issue_lip(struct Scsi_Host *shost) 1805 { 1806 scsi_qla_host_t *vha = shost_priv(shost); 1807 1808 if (IS_QLAFX00(vha->hw)) 1809 return 0; 1810 1811 qla2x00_loop_reset(vha); 1812 return 0; 1813 } 1814 1815 static struct fc_host_statistics * 1816 qla2x00_get_fc_host_stats(struct Scsi_Host *shost) 1817 { 1818 scsi_qla_host_t *vha = shost_priv(shost); 1819 struct qla_hw_data *ha = vha->hw; 1820 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); 1821 int rval; 1822 struct link_statistics *stats; 1823 dma_addr_t stats_dma; 1824 struct fc_host_statistics *p = &vha->fc_host_stat; 1825 1826 memset(p, -1, sizeof(*p)); 1827 1828 if (IS_QLAFX00(vha->hw)) 1829 goto done; 1830 1831 if (test_bit(UNLOADING, &vha->dpc_flags)) 1832 goto done; 1833 1834 if (unlikely(pci_channel_offline(ha->pdev))) 1835 goto done; 1836 1837 if (qla2x00_reset_active(vha)) 1838 goto done; 1839 1840 stats = dma_alloc_coherent(&ha->pdev->dev, 1841 sizeof(*stats), &stats_dma, GFP_KERNEL); 1842 if (!stats) { 1843 ql_log(ql_log_warn, vha, 0x707d, 1844 "Failed to allocate memory for stats.\n"); 1845 goto done; 1846 } 1847 memset(stats, 0, sizeof(*stats)); 1848 1849 rval = QLA_FUNCTION_FAILED; 1850 if (IS_FWI2_CAPABLE(ha)) { 1851 rval = qla24xx_get_isp_stats(base_vha, stats, stats_dma, 0); 1852 } else if (atomic_read(&base_vha->loop_state) == LOOP_READY && 1853 !ha->dpc_active) { 1854 /* Must be in a 'READY' state for statistics retrieval. */ 1855 rval = qla2x00_get_link_status(base_vha, base_vha->loop_id, 1856 stats, stats_dma); 1857 } 1858 1859 if (rval != QLA_SUCCESS) 1860 goto done_free; 1861 1862 p->link_failure_count = stats->link_fail_cnt; 1863 p->loss_of_sync_count = stats->loss_sync_cnt; 1864 p->loss_of_signal_count = stats->loss_sig_cnt; 1865 p->prim_seq_protocol_err_count = stats->prim_seq_err_cnt; 1866 p->invalid_tx_word_count = stats->inval_xmit_word_cnt; 1867 p->invalid_crc_count = stats->inval_crc_cnt; 1868 if (IS_FWI2_CAPABLE(ha)) { 1869 p->lip_count = stats->lip_cnt; 1870 p->tx_frames = stats->tx_frames; 1871 p->rx_frames = stats->rx_frames; 1872 p->dumped_frames = stats->discarded_frames; 1873 p->nos_count = stats->nos_rcvd; 1874 p->error_frames = 1875 stats->dropped_frames + stats->discarded_frames; 1876 p->rx_words = vha->qla_stats.input_bytes; 1877 p->tx_words = vha->qla_stats.output_bytes; 1878 } 1879 p->fcp_control_requests = vha->qla_stats.control_requests; 1880 p->fcp_input_requests = vha->qla_stats.input_requests; 1881 p->fcp_output_requests = vha->qla_stats.output_requests; 1882 p->fcp_input_megabytes = vha->qla_stats.input_bytes >> 20; 1883 p->fcp_output_megabytes = vha->qla_stats.output_bytes >> 20; 1884 p->seconds_since_last_reset = 1885 get_jiffies_64() - vha->qla_stats.jiffies_at_last_reset; 1886 do_div(p->seconds_since_last_reset, HZ); 1887 1888 done_free: 1889 dma_free_coherent(&ha->pdev->dev, sizeof(struct link_statistics), 1890 stats, stats_dma); 1891 done: 1892 return p; 1893 } 1894 1895 static void 1896 qla2x00_reset_host_stats(struct Scsi_Host *shost) 1897 { 1898 scsi_qla_host_t *vha = shost_priv(shost); 1899 struct qla_hw_data *ha = vha->hw; 1900 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); 1901 struct link_statistics *stats; 1902 dma_addr_t stats_dma; 1903 1904 memset(&vha->qla_stats, 0, sizeof(vha->qla_stats)); 1905 memset(&vha->fc_host_stat, 0, sizeof(vha->fc_host_stat)); 1906 1907 vha->qla_stats.jiffies_at_last_reset = get_jiffies_64(); 1908 1909 if (IS_FWI2_CAPABLE(ha)) { 1910 stats = dma_alloc_coherent(&ha->pdev->dev, 1911 sizeof(*stats), &stats_dma, GFP_KERNEL); 1912 if (!stats) { 1913 ql_log(ql_log_warn, vha, 0x70d7, 1914 "Failed to allocate memory for stats.\n"); 1915 return; 1916 } 1917 1918 /* reset firmware statistics */ 1919 qla24xx_get_isp_stats(base_vha, stats, stats_dma, BIT_0); 1920 1921 dma_free_coherent(&ha->pdev->dev, sizeof(*stats), 1922 stats, stats_dma); 1923 } 1924 } 1925 1926 static void 1927 qla2x00_get_host_symbolic_name(struct Scsi_Host *shost) 1928 { 1929 scsi_qla_host_t *vha = shost_priv(shost); 1930 1931 qla2x00_get_sym_node_name(vha, fc_host_symbolic_name(shost), 1932 sizeof(fc_host_symbolic_name(shost))); 1933 } 1934 1935 static void 1936 qla2x00_set_host_system_hostname(struct Scsi_Host *shost) 1937 { 1938 scsi_qla_host_t *vha = shost_priv(shost); 1939 1940 set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags); 1941 } 1942 1943 static void 1944 qla2x00_get_host_fabric_name(struct Scsi_Host *shost) 1945 { 1946 scsi_qla_host_t *vha = shost_priv(shost); 1947 uint8_t node_name[WWN_SIZE] = { 0xFF, 0xFF, 0xFF, 0xFF, \ 1948 0xFF, 0xFF, 0xFF, 0xFF}; 1949 u64 fabric_name = wwn_to_u64(node_name); 1950 1951 if (vha->device_flags & SWITCH_FOUND) 1952 fabric_name = wwn_to_u64(vha->fabric_node_name); 1953 1954 fc_host_fabric_name(shost) = fabric_name; 1955 } 1956 1957 static void 1958 qla2x00_get_host_port_state(struct Scsi_Host *shost) 1959 { 1960 scsi_qla_host_t *vha = shost_priv(shost); 1961 struct scsi_qla_host *base_vha = pci_get_drvdata(vha->hw->pdev); 1962 1963 if (!base_vha->flags.online) { 1964 fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE; 1965 return; 1966 } 1967 1968 switch (atomic_read(&base_vha->loop_state)) { 1969 case LOOP_UPDATE: 1970 fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS; 1971 break; 1972 case LOOP_DOWN: 1973 if (test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags)) 1974 fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS; 1975 else 1976 fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN; 1977 break; 1978 case LOOP_DEAD: 1979 fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN; 1980 break; 1981 case LOOP_READY: 1982 fc_host_port_state(shost) = FC_PORTSTATE_ONLINE; 1983 break; 1984 default: 1985 fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN; 1986 break; 1987 } 1988 } 1989 1990 static int 1991 qla24xx_vport_create(struct fc_vport *fc_vport, bool disable) 1992 { 1993 int ret = 0; 1994 uint8_t qos = 0; 1995 scsi_qla_host_t *base_vha = shost_priv(fc_vport->shost); 1996 scsi_qla_host_t *vha = NULL; 1997 struct qla_hw_data *ha = base_vha->hw; 1998 int cnt; 1999 struct req_que *req = ha->req_q_map[0]; 2000 struct qla_qpair *qpair; 2001 2002 ret = qla24xx_vport_create_req_sanity_check(fc_vport); 2003 if (ret) { 2004 ql_log(ql_log_warn, vha, 0x707e, 2005 "Vport sanity check failed, status %x\n", ret); 2006 return (ret); 2007 } 2008 2009 vha = qla24xx_create_vhost(fc_vport); 2010 if (vha == NULL) { 2011 ql_log(ql_log_warn, vha, 0x707f, "Vport create host failed.\n"); 2012 return FC_VPORT_FAILED; 2013 } 2014 if (disable) { 2015 atomic_set(&vha->vp_state, VP_OFFLINE); 2016 fc_vport_set_state(fc_vport, FC_VPORT_DISABLED); 2017 } else 2018 atomic_set(&vha->vp_state, VP_FAILED); 2019 2020 /* ready to create vport */ 2021 ql_log(ql_log_info, vha, 0x7080, 2022 "VP entry id %d assigned.\n", vha->vp_idx); 2023 2024 /* initialized vport states */ 2025 atomic_set(&vha->loop_state, LOOP_DOWN); 2026 vha->vp_err_state= VP_ERR_PORTDWN; 2027 vha->vp_prev_err_state= VP_ERR_UNKWN; 2028 /* Check if physical ha port is Up */ 2029 if (atomic_read(&base_vha->loop_state) == LOOP_DOWN || 2030 atomic_read(&base_vha->loop_state) == LOOP_DEAD) { 2031 /* Don't retry or attempt login of this virtual port */ 2032 ql_dbg(ql_dbg_user, vha, 0x7081, 2033 "Vport loop state is not UP.\n"); 2034 atomic_set(&vha->loop_state, LOOP_DEAD); 2035 if (!disable) 2036 fc_vport_set_state(fc_vport, FC_VPORT_LINKDOWN); 2037 } 2038 2039 if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif) { 2040 if (ha->fw_attributes & BIT_4) { 2041 int prot = 0, guard; 2042 vha->flags.difdix_supported = 1; 2043 ql_dbg(ql_dbg_user, vha, 0x7082, 2044 "Registered for DIF/DIX type 1 and 3 protection.\n"); 2045 if (ql2xenabledif == 1) 2046 prot = SHOST_DIX_TYPE0_PROTECTION; 2047 scsi_host_set_prot(vha->host, 2048 prot | SHOST_DIF_TYPE1_PROTECTION 2049 | SHOST_DIF_TYPE2_PROTECTION 2050 | SHOST_DIF_TYPE3_PROTECTION 2051 | SHOST_DIX_TYPE1_PROTECTION 2052 | SHOST_DIX_TYPE2_PROTECTION 2053 | SHOST_DIX_TYPE3_PROTECTION); 2054 2055 guard = SHOST_DIX_GUARD_CRC; 2056 2057 if (IS_PI_IPGUARD_CAPABLE(ha) && 2058 (ql2xenabledif > 1 || IS_PI_DIFB_DIX0_CAPABLE(ha))) 2059 guard |= SHOST_DIX_GUARD_IP; 2060 2061 scsi_host_set_guard(vha->host, guard); 2062 } else 2063 vha->flags.difdix_supported = 0; 2064 } 2065 2066 if (scsi_add_host_with_dma(vha->host, &fc_vport->dev, 2067 &ha->pdev->dev)) { 2068 ql_dbg(ql_dbg_user, vha, 0x7083, 2069 "scsi_add_host failure for VP[%d].\n", vha->vp_idx); 2070 goto vport_create_failed_2; 2071 } 2072 2073 /* initialize attributes */ 2074 fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count; 2075 fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name); 2076 fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name); 2077 fc_host_supported_classes(vha->host) = 2078 fc_host_supported_classes(base_vha->host); 2079 fc_host_supported_speeds(vha->host) = 2080 fc_host_supported_speeds(base_vha->host); 2081 2082 qlt_vport_create(vha, ha); 2083 qla24xx_vport_disable(fc_vport, disable); 2084 2085 if (!ql2xmqsupport || !ha->npiv_info) 2086 goto vport_queue; 2087 2088 /* Create a request queue in QoS mode for the vport */ 2089 for (cnt = 0; cnt < ha->nvram_npiv_size; cnt++) { 2090 if (memcmp(ha->npiv_info[cnt].port_name, vha->port_name, 8) == 0 2091 && memcmp(ha->npiv_info[cnt].node_name, vha->node_name, 2092 8) == 0) { 2093 qos = ha->npiv_info[cnt].q_qos; 2094 break; 2095 } 2096 } 2097 2098 if (qos) { 2099 qpair = qla2xxx_create_qpair(vha, qos, vha->vp_idx); 2100 if (!qpair) 2101 ql_log(ql_log_warn, vha, 0x7084, 2102 "Can't create qpair for VP[%d]\n", 2103 vha->vp_idx); 2104 else { 2105 ql_dbg(ql_dbg_multiq, vha, 0xc001, 2106 "Queue pair: %d Qos: %d) created for VP[%d]\n", 2107 qpair->id, qos, vha->vp_idx); 2108 ql_dbg(ql_dbg_user, vha, 0x7085, 2109 "Queue Pair: %d Qos: %d) created for VP[%d]\n", 2110 qpair->id, qos, vha->vp_idx); 2111 req = qpair->req; 2112 vha->qpair = qpair; 2113 } 2114 } 2115 2116 vport_queue: 2117 vha->req = req; 2118 return 0; 2119 2120 vport_create_failed_2: 2121 qla24xx_disable_vp(vha); 2122 qla24xx_deallocate_vp_id(vha); 2123 scsi_host_put(vha->host); 2124 return FC_VPORT_FAILED; 2125 } 2126 2127 static int 2128 qla24xx_vport_delete(struct fc_vport *fc_vport) 2129 { 2130 scsi_qla_host_t *vha = fc_vport->dd_data; 2131 struct qla_hw_data *ha = vha->hw; 2132 uint16_t id = vha->vp_idx; 2133 2134 while (test_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags) || 2135 test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags)) 2136 msleep(1000); 2137 2138 qla24xx_disable_vp(vha); 2139 2140 vha->flags.delete_progress = 1; 2141 2142 qlt_remove_target(ha, vha); 2143 2144 fc_remove_host(vha->host); 2145 2146 scsi_remove_host(vha->host); 2147 2148 /* Allow timer to run to drain queued items, when removing vp */ 2149 qla24xx_deallocate_vp_id(vha); 2150 2151 if (vha->timer_active) { 2152 qla2x00_vp_stop_timer(vha); 2153 ql_dbg(ql_dbg_user, vha, 0x7086, 2154 "Timer for the VP[%d] has stopped\n", vha->vp_idx); 2155 } 2156 2157 qla2x00_free_fcports(vha); 2158 2159 mutex_lock(&ha->vport_lock); 2160 ha->cur_vport_count--; 2161 clear_bit(vha->vp_idx, ha->vp_idx_map); 2162 mutex_unlock(&ha->vport_lock); 2163 2164 dma_free_coherent(&ha->pdev->dev, vha->gnl.size, vha->gnl.l, 2165 vha->gnl.ldma); 2166 2167 if (vha->qpair && vha->qpair->vp_idx == vha->vp_idx) { 2168 if (qla2xxx_delete_qpair(vha, vha->qpair) != QLA_SUCCESS) 2169 ql_log(ql_log_warn, vha, 0x7087, 2170 "Queue Pair 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