/drivers/scsi/aacraid/aachba.c
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1// SPDX-License-Identifier: GPL-2.0-or-later 2/* 3 * Adaptec AAC series RAID controller driver 4 * (c) Copyright 2001 Red Hat Inc. 5 * 6 * based on the old aacraid driver that is.. 7 * Adaptec aacraid device driver for Linux. 8 * 9 * Copyright (c) 2000-2010 Adaptec, Inc. 10 * 2010-2015 PMC-Sierra, Inc. (aacraid@pmc-sierra.com) 11 * 2016-2017 Microsemi Corp. (aacraid@microsemi.com) 12 * 13 * Module Name: 14 * aachba.c 15 * 16 * Abstract: Contains Interfaces to manage IOs. 17 */ 18 19#include <linux/kernel.h> 20#include <linux/init.h> 21#include <linux/types.h> 22#include <linux/pci.h> 23#include <linux/spinlock.h> 24#include <linux/slab.h> 25#include <linux/completion.h> 26#include <linux/blkdev.h> 27#include <linux/uaccess.h> 28#include <linux/highmem.h> /* For flush_kernel_dcache_page */ 29#include <linux/module.h> 30 31#include <asm/unaligned.h> 32 33#include <scsi/scsi.h> 34#include <scsi/scsi_cmnd.h> 35#include <scsi/scsi_device.h> 36#include <scsi/scsi_host.h> 37 38#include "aacraid.h" 39 40/* values for inqd_pdt: Peripheral device type in plain English */ 41#define INQD_PDT_DA 0x00 /* Direct-access (DISK) device */ 42#define INQD_PDT_PROC 0x03 /* Processor device */ 43#define INQD_PDT_CHNGR 0x08 /* Changer (jukebox, scsi2) */ 44#define INQD_PDT_COMM 0x09 /* Communication device (scsi2) */ 45#define INQD_PDT_NOLUN2 0x1f /* Unknown Device (scsi2) */ 46#define INQD_PDT_NOLUN 0x7f /* Logical Unit Not Present */ 47 48#define INQD_PDT_DMASK 0x1F /* Peripheral Device Type Mask */ 49#define INQD_PDT_QMASK 0xE0 /* Peripheral Device Qualifer Mask */ 50 51/* 52 * Sense codes 53 */ 54 55#define SENCODE_NO_SENSE 0x00 56#define SENCODE_END_OF_DATA 0x00 57#define SENCODE_BECOMING_READY 0x04 58#define SENCODE_INIT_CMD_REQUIRED 0x04 59#define SENCODE_UNRECOVERED_READ_ERROR 0x11 60#define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A 61#define SENCODE_INVALID_COMMAND 0x20 62#define SENCODE_LBA_OUT_OF_RANGE 0x21 63#define SENCODE_INVALID_CDB_FIELD 0x24 64#define SENCODE_LUN_NOT_SUPPORTED 0x25 65#define SENCODE_INVALID_PARAM_FIELD 0x26 66#define SENCODE_PARAM_NOT_SUPPORTED 0x26 67#define SENCODE_PARAM_VALUE_INVALID 0x26 68#define SENCODE_RESET_OCCURRED 0x29 69#define SENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x3E 70#define SENCODE_INQUIRY_DATA_CHANGED 0x3F 71#define SENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x39 72#define SENCODE_DIAGNOSTIC_FAILURE 0x40 73#define SENCODE_INTERNAL_TARGET_FAILURE 0x44 74#define SENCODE_INVALID_MESSAGE_ERROR 0x49 75#define SENCODE_LUN_FAILED_SELF_CONFIG 0x4c 76#define SENCODE_OVERLAPPED_COMMAND 0x4E 77 78/* 79 * Additional sense codes 80 */ 81 82#define ASENCODE_NO_SENSE 0x00 83#define ASENCODE_END_OF_DATA 0x05 84#define ASENCODE_BECOMING_READY 0x01 85#define ASENCODE_INIT_CMD_REQUIRED 0x02 86#define ASENCODE_PARAM_LIST_LENGTH_ERROR 0x00 87#define ASENCODE_INVALID_COMMAND 0x00 88#define ASENCODE_LBA_OUT_OF_RANGE 0x00 89#define ASENCODE_INVALID_CDB_FIELD 0x00 90#define ASENCODE_LUN_NOT_SUPPORTED 0x00 91#define ASENCODE_INVALID_PARAM_FIELD 0x00 92#define ASENCODE_PARAM_NOT_SUPPORTED 0x01 93#define ASENCODE_PARAM_VALUE_INVALID 0x02 94#define ASENCODE_RESET_OCCURRED 0x00 95#define ASENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x00 96#define ASENCODE_INQUIRY_DATA_CHANGED 0x03 97#define ASENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x00 98#define ASENCODE_DIAGNOSTIC_FAILURE 0x80 99#define ASENCODE_INTERNAL_TARGET_FAILURE 0x00 100#define ASENCODE_INVALID_MESSAGE_ERROR 0x00 101#define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00 102#define ASENCODE_OVERLAPPED_COMMAND 0x00 103 104#define BYTE0(x) (unsigned char)(x) 105#define BYTE1(x) (unsigned char)((x) >> 8) 106#define BYTE2(x) (unsigned char)((x) >> 16) 107#define BYTE3(x) (unsigned char)((x) >> 24) 108 109/* MODE_SENSE data format */ 110typedef struct { 111 struct { 112 u8 data_length; 113 u8 med_type; 114 u8 dev_par; 115 u8 bd_length; 116 } __attribute__((packed)) hd; 117 struct { 118 u8 dens_code; 119 u8 block_count[3]; 120 u8 reserved; 121 u8 block_length[3]; 122 } __attribute__((packed)) bd; 123 u8 mpc_buf[3]; 124} __attribute__((packed)) aac_modep_data; 125 126/* MODE_SENSE_10 data format */ 127typedef struct { 128 struct { 129 u8 data_length[2]; 130 u8 med_type; 131 u8 dev_par; 132 u8 rsrvd[2]; 133 u8 bd_length[2]; 134 } __attribute__((packed)) hd; 135 struct { 136 u8 dens_code; 137 u8 block_count[3]; 138 u8 reserved; 139 u8 block_length[3]; 140 } __attribute__((packed)) bd; 141 u8 mpc_buf[3]; 142} __attribute__((packed)) aac_modep10_data; 143 144/*------------------------------------------------------------------------------ 145 * S T R U C T S / T Y P E D E F S 146 *----------------------------------------------------------------------------*/ 147/* SCSI inquiry data */ 148struct inquiry_data { 149 u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */ 150 u8 inqd_dtq; /* RMB | Device Type Qualifier */ 151 u8 inqd_ver; /* ISO version | ECMA version | ANSI-approved version */ 152 u8 inqd_rdf; /* AENC | TrmIOP | Response data format */ 153 u8 inqd_len; /* Additional length (n-4) */ 154 u8 inqd_pad1[2];/* Reserved - must be zero */ 155 u8 inqd_pad2; /* RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 156 u8 inqd_vid[8]; /* Vendor ID */ 157 u8 inqd_pid[16];/* Product ID */ 158 u8 inqd_prl[4]; /* Product Revision Level */ 159}; 160 161/* Added for VPD 0x83 */ 162struct tvpd_id_descriptor_type_1 { 163 u8 codeset:4; /* VPD_CODE_SET */ 164 u8 reserved:4; 165 u8 identifiertype:4; /* VPD_IDENTIFIER_TYPE */ 166 u8 reserved2:4; 167 u8 reserved3; 168 u8 identifierlength; 169 u8 venid[8]; 170 u8 productid[16]; 171 u8 serialnumber[8]; /* SN in ASCII */ 172 173}; 174 175struct tvpd_id_descriptor_type_2 { 176 u8 codeset:4; /* VPD_CODE_SET */ 177 u8 reserved:4; 178 u8 identifiertype:4; /* VPD_IDENTIFIER_TYPE */ 179 u8 reserved2:4; 180 u8 reserved3; 181 u8 identifierlength; 182 struct teu64id { 183 u32 Serial; 184 /* The serial number supposed to be 40 bits, 185 * bit we only support 32, so make the last byte zero. */ 186 u8 reserved; 187 u8 venid[3]; 188 } eu64id; 189 190}; 191 192struct tvpd_id_descriptor_type_3 { 193 u8 codeset : 4; /* VPD_CODE_SET */ 194 u8 reserved : 4; 195 u8 identifiertype : 4; /* VPD_IDENTIFIER_TYPE */ 196 u8 reserved2 : 4; 197 u8 reserved3; 198 u8 identifierlength; 199 u8 Identifier[16]; 200}; 201 202struct tvpd_page83 { 203 u8 DeviceType:5; 204 u8 DeviceTypeQualifier:3; 205 u8 PageCode; 206 u8 reserved; 207 u8 PageLength; 208 struct tvpd_id_descriptor_type_1 type1; 209 struct tvpd_id_descriptor_type_2 type2; 210 struct tvpd_id_descriptor_type_3 type3; 211}; 212 213/* 214 * M O D U L E G L O B A L S 215 */ 216 217static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *sgmap); 218static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg); 219static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg); 220static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 221 struct aac_raw_io2 *rio2, int sg_max); 222static long aac_build_sghba(struct scsi_cmnd *scsicmd, 223 struct aac_hba_cmd_req *hbacmd, 224 int sg_max, u64 sg_address); 225static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, 226 int pages, int nseg, int nseg_new); 227static int aac_send_srb_fib(struct scsi_cmnd* scsicmd); 228static int aac_send_hba_fib(struct scsi_cmnd *scsicmd); 229#ifdef AAC_DETAILED_STATUS_INFO 230static char *aac_get_status_string(u32 status); 231#endif 232 233/* 234 * Non dasd selection is handled entirely in aachba now 235 */ 236 237static int nondasd = -1; 238static int aac_cache = 2; /* WCE=0 to avoid performance problems */ 239static int dacmode = -1; 240int aac_msi; 241int aac_commit = -1; 242int startup_timeout = 180; 243int aif_timeout = 120; 244int aac_sync_mode; /* Only Sync. transfer - disabled */ 245int aac_convert_sgl = 1; /* convert non-conformable s/g list - enabled */ 246 247module_param(aac_sync_mode, int, S_IRUGO|S_IWUSR); 248MODULE_PARM_DESC(aac_sync_mode, "Force sync. transfer mode" 249 " 0=off, 1=on"); 250module_param(aac_convert_sgl, int, S_IRUGO|S_IWUSR); 251MODULE_PARM_DESC(aac_convert_sgl, "Convert non-conformable s/g list" 252 " 0=off, 1=on"); 253module_param(nondasd, int, S_IRUGO|S_IWUSR); 254MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices." 255 " 0=off, 1=on"); 256module_param_named(cache, aac_cache, int, S_IRUGO|S_IWUSR); 257MODULE_PARM_DESC(cache, "Disable Queue Flush commands:\n" 258 "\tbit 0 - Disable FUA in WRITE SCSI commands\n" 259 "\tbit 1 - Disable SYNCHRONIZE_CACHE SCSI command\n" 260 "\tbit 2 - Disable only if Battery is protecting Cache"); 261module_param(dacmode, int, S_IRUGO|S_IWUSR); 262MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC." 263 " 0=off, 1=on"); 264module_param_named(commit, aac_commit, int, S_IRUGO|S_IWUSR); 265MODULE_PARM_DESC(commit, "Control whether a COMMIT_CONFIG is issued to the" 266 " adapter for foreign arrays.\n" 267 "This is typically needed in systems that do not have a BIOS." 268 " 0=off, 1=on"); 269module_param_named(msi, aac_msi, int, S_IRUGO|S_IWUSR); 270MODULE_PARM_DESC(msi, "IRQ handling." 271 " 0=PIC(default), 1=MSI, 2=MSI-X)"); 272module_param(startup_timeout, int, S_IRUGO|S_IWUSR); 273MODULE_PARM_DESC(startup_timeout, "The duration of time in seconds to wait for" 274 " adapter to have it's kernel up and\n" 275 "running. This is typically adjusted for large systems that do not" 276 " have a BIOS."); 277module_param(aif_timeout, int, S_IRUGO|S_IWUSR); 278MODULE_PARM_DESC(aif_timeout, "The duration of time in seconds to wait for" 279 " applications to pick up AIFs before\n" 280 "deregistering them. This is typically adjusted for heavily burdened" 281 " systems."); 282 283int aac_fib_dump; 284module_param(aac_fib_dump, int, 0644); 285MODULE_PARM_DESC(aac_fib_dump, "Dump controller fibs prior to IOP_RESET 0=off, 1=on"); 286 287int numacb = -1; 288module_param(numacb, int, S_IRUGO|S_IWUSR); 289MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control" 290 " blocks (FIB) allocated. Valid values are 512 and down. Default is" 291 " to use suggestion from Firmware."); 292 293int acbsize = -1; 294module_param(acbsize, int, S_IRUGO|S_IWUSR); 295MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB)" 296 " size. Valid values are 512, 2048, 4096 and 8192. Default is to use" 297 " suggestion from Firmware."); 298 299int update_interval = 30 * 60; 300module_param(update_interval, int, S_IRUGO|S_IWUSR); 301MODULE_PARM_DESC(update_interval, "Interval in seconds between time sync" 302 " updates issued to adapter."); 303 304int check_interval = 60; 305module_param(check_interval, int, S_IRUGO|S_IWUSR); 306MODULE_PARM_DESC(check_interval, "Interval in seconds between adapter health" 307 " checks."); 308 309int aac_check_reset = 1; 310module_param_named(check_reset, aac_check_reset, int, S_IRUGO|S_IWUSR); 311MODULE_PARM_DESC(check_reset, "If adapter fails health check, reset the" 312 " adapter. a value of -1 forces the reset to adapters programmed to" 313 " ignore it."); 314 315int expose_physicals = -1; 316module_param(expose_physicals, int, S_IRUGO|S_IWUSR); 317MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays." 318 " -1=protect 0=off, 1=on"); 319 320int aac_reset_devices; 321module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); 322MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); 323 324int aac_wwn = 1; 325module_param_named(wwn, aac_wwn, int, S_IRUGO|S_IWUSR); 326MODULE_PARM_DESC(wwn, "Select a WWN type for the arrays:\n" 327 "\t0 - Disable\n" 328 "\t1 - Array Meta Data Signature (default)\n" 329 "\t2 - Adapter Serial Number"); 330 331 332static inline int aac_valid_context(struct scsi_cmnd *scsicmd, 333 struct fib *fibptr) { 334 struct scsi_device *device; 335 336 if (unlikely(!scsicmd || !scsicmd->scsi_done)) { 337 dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")); 338 aac_fib_complete(fibptr); 339 return 0; 340 } 341 scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 342 device = scsicmd->device; 343 if (unlikely(!device)) { 344 dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); 345 aac_fib_complete(fibptr); 346 return 0; 347 } 348 return 1; 349} 350 351/** 352 * aac_get_config_status - check the adapter configuration 353 * @common: adapter to query 354 * 355 * Query config status, and commit the configuration if needed. 356 */ 357int aac_get_config_status(struct aac_dev *dev, int commit_flag) 358{ 359 int status = 0; 360 struct fib * fibptr; 361 362 if (!(fibptr = aac_fib_alloc(dev))) 363 return -ENOMEM; 364 365 aac_fib_init(fibptr); 366 { 367 struct aac_get_config_status *dinfo; 368 dinfo = (struct aac_get_config_status *) fib_data(fibptr); 369 370 dinfo->command = cpu_to_le32(VM_ContainerConfig); 371 dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); 372 dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); 373 } 374 375 status = aac_fib_send(ContainerCommand, 376 fibptr, 377 sizeof (struct aac_get_config_status), 378 FsaNormal, 379 1, 1, 380 NULL, NULL); 381 if (status < 0) { 382 printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); 383 } else { 384 struct aac_get_config_status_resp *reply 385 = (struct aac_get_config_status_resp *) fib_data(fibptr); 386 dprintk((KERN_WARNING 387 "aac_get_config_status: response=%d status=%d action=%d\n", 388 le32_to_cpu(reply->response), 389 le32_to_cpu(reply->status), 390 le32_to_cpu(reply->data.action))); 391 if ((le32_to_cpu(reply->response) != ST_OK) || 392 (le32_to_cpu(reply->status) != CT_OK) || 393 (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { 394 printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); 395 status = -EINVAL; 396 } 397 } 398 /* Do not set XferState to zero unless receives a response from F/W */ 399 if (status >= 0) 400 aac_fib_complete(fibptr); 401 402 /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ 403 if (status >= 0) { 404 if ((aac_commit == 1) || commit_flag) { 405 struct aac_commit_config * dinfo; 406 aac_fib_init(fibptr); 407 dinfo = (struct aac_commit_config *) fib_data(fibptr); 408 409 dinfo->command = cpu_to_le32(VM_ContainerConfig); 410 dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); 411 412 status = aac_fib_send(ContainerCommand, 413 fibptr, 414 sizeof (struct aac_commit_config), 415 FsaNormal, 416 1, 1, 417 NULL, NULL); 418 /* Do not set XferState to zero unless 419 * receives a response from F/W */ 420 if (status >= 0) 421 aac_fib_complete(fibptr); 422 } else if (aac_commit == 0) { 423 printk(KERN_WARNING 424 "aac_get_config_status: Foreign device configurations are being ignored\n"); 425 } 426 } 427 /* FIB should be freed only after getting the response from the F/W */ 428 if (status != -ERESTARTSYS) 429 aac_fib_free(fibptr); 430 return status; 431} 432 433static void aac_expose_phy_device(struct scsi_cmnd *scsicmd) 434{ 435 char inq_data; 436 scsi_sg_copy_to_buffer(scsicmd, &inq_data, sizeof(inq_data)); 437 if ((inq_data & 0x20) && (inq_data & 0x1f) == TYPE_DISK) { 438 inq_data &= 0xdf; 439 scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 440 } 441} 442 443/** 444 * aac_get_containers - list containers 445 * @common: adapter to probe 446 * 447 * Make a list of all containers on this controller 448 */ 449int aac_get_containers(struct aac_dev *dev) 450{ 451 struct fsa_dev_info *fsa_dev_ptr; 452 u32 index; 453 int status = 0; 454 struct fib * fibptr; 455 struct aac_get_container_count *dinfo; 456 struct aac_get_container_count_resp *dresp; 457 int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 458 459 if (!(fibptr = aac_fib_alloc(dev))) 460 return -ENOMEM; 461 462 aac_fib_init(fibptr); 463 dinfo = (struct aac_get_container_count *) fib_data(fibptr); 464 dinfo->command = cpu_to_le32(VM_ContainerConfig); 465 dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); 466 467 status = aac_fib_send(ContainerCommand, 468 fibptr, 469 sizeof (struct aac_get_container_count), 470 FsaNormal, 471 1, 1, 472 NULL, NULL); 473 if (status >= 0) { 474 dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); 475 maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); 476 if (fibptr->dev->supplement_adapter_info.supported_options2 & 477 AAC_OPTION_SUPPORTED_240_VOLUMES) { 478 maximum_num_containers = 479 le32_to_cpu(dresp->MaxSimpleVolumes); 480 } 481 aac_fib_complete(fibptr); 482 } 483 /* FIB should be freed only after getting the response from the F/W */ 484 if (status != -ERESTARTSYS) 485 aac_fib_free(fibptr); 486 487 if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) 488 maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 489 if (dev->fsa_dev == NULL || 490 dev->maximum_num_containers != maximum_num_containers) { 491 492 fsa_dev_ptr = dev->fsa_dev; 493 494 dev->fsa_dev = kcalloc(maximum_num_containers, 495 sizeof(*fsa_dev_ptr), GFP_KERNEL); 496 497 kfree(fsa_dev_ptr); 498 fsa_dev_ptr = NULL; 499 500 501 if (!dev->fsa_dev) 502 return -ENOMEM; 503 504 dev->maximum_num_containers = maximum_num_containers; 505 } 506 for (index = 0; index < dev->maximum_num_containers; index++) { 507 dev->fsa_dev[index].devname[0] = '\0'; 508 dev->fsa_dev[index].valid = 0; 509 510 status = aac_probe_container(dev, index); 511 512 if (status < 0) { 513 printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); 514 break; 515 } 516 } 517 return status; 518} 519 520static void get_container_name_callback(void *context, struct fib * fibptr) 521{ 522 struct aac_get_name_resp * get_name_reply; 523 struct scsi_cmnd * scsicmd; 524 525 scsicmd = (struct scsi_cmnd *) context; 526 527 if (!aac_valid_context(scsicmd, fibptr)) 528 return; 529 530 dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 531 BUG_ON(fibptr == NULL); 532 533 get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 534 /* Failure is irrelevant, using default value instead */ 535 if ((le32_to_cpu(get_name_reply->status) == CT_OK) 536 && (get_name_reply->data[0] != '\0')) { 537 char *sp = get_name_reply->data; 538 int data_size = sizeof_field(struct aac_get_name_resp, data); 539 540 sp[data_size - 1] = '\0'; 541 while (*sp == ' ') 542 ++sp; 543 if (*sp) { 544 struct inquiry_data inq; 545 char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 546 int count = sizeof(d); 547 char *dp = d; 548 do { 549 *dp++ = (*sp) ? *sp++ : ' '; 550 } while (--count > 0); 551 552 scsi_sg_copy_to_buffer(scsicmd, &inq, sizeof(inq)); 553 memcpy(inq.inqd_pid, d, sizeof(d)); 554 scsi_sg_copy_from_buffer(scsicmd, &inq, sizeof(inq)); 555 } 556 } 557 558 scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 559 560 aac_fib_complete(fibptr); 561 scsicmd->scsi_done(scsicmd); 562} 563 564/** 565 * aac_get_container_name - get container name, none blocking. 566 */ 567static int aac_get_container_name(struct scsi_cmnd * scsicmd) 568{ 569 int status; 570 int data_size; 571 struct aac_get_name *dinfo; 572 struct fib * cmd_fibcontext; 573 struct aac_dev * dev; 574 575 dev = (struct aac_dev *)scsicmd->device->host->hostdata; 576 577 data_size = sizeof_field(struct aac_get_name_resp, data); 578 579 cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 580 581 aac_fib_init(cmd_fibcontext); 582 dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 583 scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 584 585 dinfo->command = cpu_to_le32(VM_ContainerConfig); 586 dinfo->type = cpu_to_le32(CT_READ_NAME); 587 dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 588 dinfo->count = cpu_to_le32(data_size - 1); 589 590 status = aac_fib_send(ContainerCommand, 591 cmd_fibcontext, 592 sizeof(struct aac_get_name_resp), 593 FsaNormal, 594 0, 1, 595 (fib_callback)get_container_name_callback, 596 (void *) scsicmd); 597 598 /* 599 * Check that the command queued to the controller 600 */ 601 if (status == -EINPROGRESS) 602 return 0; 603 604 printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 605 aac_fib_complete(cmd_fibcontext); 606 return -1; 607} 608 609static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) 610{ 611 struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 612 613 if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) 614 return aac_scsi_cmd(scsicmd); 615 616 scsicmd->result = DID_NO_CONNECT << 16; 617 scsicmd->scsi_done(scsicmd); 618 return 0; 619} 620 621static void _aac_probe_container2(void * context, struct fib * fibptr) 622{ 623 struct fsa_dev_info *fsa_dev_ptr; 624 int (*callback)(struct scsi_cmnd *); 625 struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; 626 int i; 627 628 629 if (!aac_valid_context(scsicmd, fibptr)) 630 return; 631 632 scsicmd->SCp.Status = 0; 633 fsa_dev_ptr = fibptr->dev->fsa_dev; 634 if (fsa_dev_ptr) { 635 struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); 636 __le32 sup_options2; 637 638 fsa_dev_ptr += scmd_id(scsicmd); 639 sup_options2 = 640 fibptr->dev->supplement_adapter_info.supported_options2; 641 642 if ((le32_to_cpu(dresp->status) == ST_OK) && 643 (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 644 (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 645 if (!(sup_options2 & AAC_OPTION_VARIABLE_BLOCK_SIZE)) { 646 dresp->mnt[0].fileinfo.bdevinfo.block_size = 0x200; 647 fsa_dev_ptr->block_size = 0x200; 648 } else { 649 fsa_dev_ptr->block_size = 650 le32_to_cpu(dresp->mnt[0].fileinfo.bdevinfo.block_size); 651 } 652 for (i = 0; i < 16; i++) 653 fsa_dev_ptr->identifier[i] = 654 dresp->mnt[0].fileinfo.bdevinfo 655 .identifier[i]; 656 fsa_dev_ptr->valid = 1; 657 /* sense_key holds the current state of the spin-up */ 658 if (dresp->mnt[0].state & cpu_to_le32(FSCS_NOT_READY)) 659 fsa_dev_ptr->sense_data.sense_key = NOT_READY; 660 else if (fsa_dev_ptr->sense_data.sense_key == NOT_READY) 661 fsa_dev_ptr->sense_data.sense_key = NO_SENSE; 662 fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); 663 fsa_dev_ptr->size 664 = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 665 (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 666 fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); 667 } 668 if ((fsa_dev_ptr->valid & 1) == 0) 669 fsa_dev_ptr->valid = 0; 670 scsicmd->SCp.Status = le32_to_cpu(dresp->count); 671 } 672 aac_fib_complete(fibptr); 673 aac_fib_free(fibptr); 674 callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); 675 scsicmd->SCp.ptr = NULL; 676 (*callback)(scsicmd); 677 return; 678} 679 680static void _aac_probe_container1(void * context, struct fib * fibptr) 681{ 682 struct scsi_cmnd * scsicmd; 683 struct aac_mount * dresp; 684 struct aac_query_mount *dinfo; 685 int status; 686 687 dresp = (struct aac_mount *) fib_data(fibptr); 688 if (!aac_supports_2T(fibptr->dev)) { 689 dresp->mnt[0].capacityhigh = 0; 690 if ((le32_to_cpu(dresp->status) == ST_OK) && 691 (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { 692 _aac_probe_container2(context, fibptr); 693 return; 694 } 695 } 696 scsicmd = (struct scsi_cmnd *) context; 697 698 if (!aac_valid_context(scsicmd, fibptr)) 699 return; 700 701 aac_fib_init(fibptr); 702 703 dinfo = (struct aac_query_mount *)fib_data(fibptr); 704 705 if (fibptr->dev->supplement_adapter_info.supported_options2 & 706 AAC_OPTION_VARIABLE_BLOCK_SIZE) 707 dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 708 else 709 dinfo->command = cpu_to_le32(VM_NameServe64); 710 711 dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 712 dinfo->type = cpu_to_le32(FT_FILESYS); 713 scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 714 715 status = aac_fib_send(ContainerCommand, 716 fibptr, 717 sizeof(struct aac_query_mount), 718 FsaNormal, 719 0, 1, 720 _aac_probe_container2, 721 (void *) scsicmd); 722 /* 723 * Check that the command queued to the controller 724 */ 725 if (status < 0 && status != -EINPROGRESS) { 726 /* Inherit results from VM_NameServe, if any */ 727 dresp->status = cpu_to_le32(ST_OK); 728 _aac_probe_container2(context, fibptr); 729 } 730} 731 732static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) 733{ 734 struct fib * fibptr; 735 int status = -ENOMEM; 736 737 if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { 738 struct aac_query_mount *dinfo; 739 740 aac_fib_init(fibptr); 741 742 dinfo = (struct aac_query_mount *)fib_data(fibptr); 743 744 if (fibptr->dev->supplement_adapter_info.supported_options2 & 745 AAC_OPTION_VARIABLE_BLOCK_SIZE) 746 dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 747 else 748 dinfo->command = cpu_to_le32(VM_NameServe); 749 750 dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 751 dinfo->type = cpu_to_le32(FT_FILESYS); 752 scsicmd->SCp.ptr = (char *)callback; 753 scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 754 755 status = aac_fib_send(ContainerCommand, 756 fibptr, 757 sizeof(struct aac_query_mount), 758 FsaNormal, 759 0, 1, 760 _aac_probe_container1, 761 (void *) scsicmd); 762 /* 763 * Check that the command queued to the controller 764 */ 765 if (status == -EINPROGRESS) 766 return 0; 767 768 if (status < 0) { 769 scsicmd->SCp.ptr = NULL; 770 aac_fib_complete(fibptr); 771 aac_fib_free(fibptr); 772 } 773 } 774 if (status < 0) { 775 struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 776 if (fsa_dev_ptr) { 777 fsa_dev_ptr += scmd_id(scsicmd); 778 if ((fsa_dev_ptr->valid & 1) == 0) { 779 fsa_dev_ptr->valid = 0; 780 return (*callback)(scsicmd); 781 } 782 } 783 } 784 return status; 785} 786 787/** 788 * aac_probe_container - query a logical volume 789 * @dev: device to query 790 * @cid: container identifier 791 * 792 * Queries the controller about the given volume. The volume information 793 * is updated in the struct fsa_dev_info structure rather than returned. 794 */ 795static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) 796{ 797 scsicmd->device = NULL; 798 return 0; 799} 800 801static void aac_probe_container_scsi_done(struct scsi_cmnd *scsi_cmnd) 802{ 803 aac_probe_container_callback1(scsi_cmnd); 804} 805 806int aac_probe_container(struct aac_dev *dev, int cid) 807{ 808 struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); 809 struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); 810 int status; 811 812 if (!scsicmd || !scsidev) { 813 kfree(scsicmd); 814 kfree(scsidev); 815 return -ENOMEM; 816 } 817 scsicmd->list.next = NULL; 818 scsicmd->scsi_done = aac_probe_container_scsi_done; 819 820 scsicmd->device = scsidev; 821 scsidev->sdev_state = 0; 822 scsidev->id = cid; 823 scsidev->host = dev->scsi_host_ptr; 824 825 if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) 826 while (scsicmd->device == scsidev) 827 schedule(); 828 kfree(scsidev); 829 status = scsicmd->SCp.Status; 830 kfree(scsicmd); 831 return status; 832} 833 834/* Local Structure to set SCSI inquiry data strings */ 835struct scsi_inq { 836 char vid[8]; /* Vendor ID */ 837 char pid[16]; /* Product ID */ 838 char prl[4]; /* Product Revision Level */ 839}; 840 841/** 842 * InqStrCopy - string merge 843 * @a: string to copy from 844 * @b: string to copy to 845 * 846 * Copy a String from one location to another 847 * without copying \0 848 */ 849 850static void inqstrcpy(char *a, char *b) 851{ 852 853 while (*a != (char)0) 854 *b++ = *a++; 855} 856 857static char *container_types[] = { 858 "None", 859 "Volume", 860 "Mirror", 861 "Stripe", 862 "RAID5", 863 "SSRW", 864 "SSRO", 865 "Morph", 866 "Legacy", 867 "RAID4", 868 "RAID10", 869 "RAID00", 870 "V-MIRRORS", 871 "PSEUDO R4", 872 "RAID50", 873 "RAID5D", 874 "RAID5D0", 875 "RAID1E", 876 "RAID6", 877 "RAID60", 878 "Unknown" 879}; 880 881char * get_container_type(unsigned tindex) 882{ 883 if (tindex >= ARRAY_SIZE(container_types)) 884 tindex = ARRAY_SIZE(container_types) - 1; 885 return container_types[tindex]; 886} 887 888/* Function: setinqstr 889 * 890 * Arguments: [1] pointer to void [1] int 891 * 892 * Purpose: Sets SCSI inquiry data strings for vendor, product 893 * and revision level. Allows strings to be set in platform dependent 894 * files instead of in OS dependent driver source. 895 */ 896 897static void setinqstr(struct aac_dev *dev, void *data, int tindex) 898{ 899 struct scsi_inq *str; 900 struct aac_supplement_adapter_info *sup_adap_info; 901 902 sup_adap_info = &dev->supplement_adapter_info; 903 str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 904 memset(str, ' ', sizeof(*str)); 905 906 if (sup_adap_info->adapter_type_text[0]) { 907 int c; 908 char *cp; 909 char *cname = kmemdup(sup_adap_info->adapter_type_text, 910 sizeof(sup_adap_info->adapter_type_text), 911 GFP_ATOMIC); 912 if (!cname) 913 return; 914 915 cp = cname; 916 if ((cp[0] == 'A') && (cp[1] == 'O') && (cp[2] == 'C')) 917 inqstrcpy("SMC", str->vid); 918 else { 919 c = sizeof(str->vid); 920 while (*cp && *cp != ' ' && --c) 921 ++cp; 922 c = *cp; 923 *cp = '\0'; 924 inqstrcpy(cname, str->vid); 925 *cp = c; 926 while (*cp && *cp != ' ') 927 ++cp; 928 } 929 while (*cp == ' ') 930 ++cp; 931 /* last six chars reserved for vol type */ 932 if (strlen(cp) > sizeof(str->pid)) 933 cp[sizeof(str->pid)] = '\0'; 934 inqstrcpy (cp, str->pid); 935 936 kfree(cname); 937 } else { 938 struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 939 940 inqstrcpy (mp->vname, str->vid); 941 /* last six chars reserved for vol type */ 942 inqstrcpy (mp->model, str->pid); 943 } 944 945 if (tindex < ARRAY_SIZE(container_types)){ 946 char *findit = str->pid; 947 948 for ( ; *findit != ' '; findit++); /* walk till we find a space */ 949 /* RAID is superfluous in the context of a RAID device */ 950 if (memcmp(findit-4, "RAID", 4) == 0) 951 *(findit -= 4) = ' '; 952 if (((findit - str->pid) + strlen(container_types[tindex])) 953 < (sizeof(str->pid) + sizeof(str->prl))) 954 inqstrcpy (container_types[tindex], findit + 1); 955 } 956 inqstrcpy ("V1.0", str->prl); 957} 958 959static void build_vpd83_type3(struct tvpd_page83 *vpdpage83data, 960 struct aac_dev *dev, struct scsi_cmnd *scsicmd) 961{ 962 int container; 963 964 vpdpage83data->type3.codeset = 1; 965 vpdpage83data->type3.identifiertype = 3; 966 vpdpage83data->type3.identifierlength = sizeof(vpdpage83data->type3) 967 - 4; 968 969 for (container = 0; container < dev->maximum_num_containers; 970 container++) { 971 972 if (scmd_id(scsicmd) == container) { 973 memcpy(vpdpage83data->type3.Identifier, 974 dev->fsa_dev[container].identifier, 975 16); 976 break; 977 } 978 } 979} 980 981static void get_container_serial_callback(void *context, struct fib * fibptr) 982{ 983 struct aac_get_serial_resp * get_serial_reply; 984 struct scsi_cmnd * scsicmd; 985 986 BUG_ON(fibptr == NULL); 987 988 scsicmd = (struct scsi_cmnd *) context; 989 if (!aac_valid_context(scsicmd, fibptr)) 990 return; 991 992 get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); 993 /* Failure is irrelevant, using default value instead */ 994 if (le32_to_cpu(get_serial_reply->status) == CT_OK) { 995 /*Check to see if it's for VPD 0x83 or 0x80 */ 996 if (scsicmd->cmnd[2] == 0x83) { 997 /* vpd page 0x83 - Device Identification Page */ 998 struct aac_dev *dev; 999 int i; 1000 struct tvpd_page83 vpdpage83data; 1001 1002 dev = (struct aac_dev *)scsicmd->device->host->hostdata; 1003 1004 memset(((u8 *)&vpdpage83data), 0, 1005 sizeof(vpdpage83data)); 1006 1007 /* DIRECT_ACCESS_DEVIC */ 1008 vpdpage83data.DeviceType = 0; 1009 /* DEVICE_CONNECTED */ 1010 vpdpage83data.DeviceTypeQualifier = 0; 1011 /* VPD_DEVICE_IDENTIFIERS */ 1012 vpdpage83data.PageCode = 0x83; 1013 vpdpage83data.reserved = 0; 1014 vpdpage83data.PageLength = 1015 sizeof(vpdpage83data.type1) + 1016 sizeof(vpdpage83data.type2); 1017 1018 /* VPD 83 Type 3 is not supported for ARC */ 1019 if (dev->sa_firmware) 1020 vpdpage83data.PageLength += 1021 sizeof(vpdpage83data.type3); 1022 1023 /* T10 Vendor Identifier Field Format */ 1024 /* VpdcodesetAscii */ 1025 vpdpage83data.type1.codeset = 2; 1026 /* VpdIdentifierTypeVendorId */ 1027 vpdpage83data.type1.identifiertype = 1; 1028 vpdpage83data.type1.identifierlength = 1029 sizeof(vpdpage83data.type1) - 4; 1030 1031 /* "ADAPTEC " for adaptec */ 1032 memcpy(vpdpage83data.type1.venid, 1033 "ADAPTEC ", 1034 sizeof(vpdpage83data.type1.venid)); 1035 memcpy(vpdpage83data.type1.productid, 1036 "ARRAY ", 1037 sizeof( 1038 vpdpage83data.type1.productid)); 1039 1040 /* Convert to ascii based serial number. 1041 * The LSB is the the end. 1042 */ 1043 for (i = 0; i < 8; i++) { 1044 u8 temp = 1045 (u8)((get_serial_reply->uid >> ((7 - i) * 4)) & 0xF); 1046 if (temp > 0x9) { 1047 vpdpage83data.type1.serialnumber[i] = 1048 'A' + (temp - 0xA); 1049 } else { 1050 vpdpage83data.type1.serialnumber[i] = 1051 '0' + temp; 1052 } 1053 } 1054 1055 /* VpdCodeSetBinary */ 1056 vpdpage83data.type2.codeset = 1; 1057 /* VpdidentifiertypeEUI64 */ 1058 vpdpage83data.type2.identifiertype = 2; 1059 vpdpage83data.type2.identifierlength = 1060 sizeof(vpdpage83data.type2) - 4; 1061 1062 vpdpage83data.type2.eu64id.venid[0] = 0xD0; 1063 vpdpage83data.type2.eu64id.venid[1] = 0; 1064 vpdpage83data.type2.eu64id.venid[2] = 0; 1065 1066 vpdpage83data.type2.eu64id.Serial = 1067 get_serial_reply->uid; 1068 vpdpage83data.type2.eu64id.reserved = 0; 1069 1070 /* 1071 * VpdIdentifierTypeFCPHName 1072 * VPD 0x83 Type 3 not supported for ARC 1073 */ 1074 if (dev->sa_firmware) { 1075 build_vpd83_type3(&vpdpage83data, 1076 dev, scsicmd); 1077 } 1078 1079 /* Move the inquiry data to the response buffer. */ 1080 scsi_sg_copy_from_buffer(scsicmd, &vpdpage83data, 1081 sizeof(vpdpage83data)); 1082 } else { 1083 /* It must be for VPD 0x80 */ 1084 char sp[13]; 1085 /* EVPD bit set */ 1086 sp[0] = INQD_PDT_DA; 1087 sp[1] = scsicmd->cmnd[2]; 1088 sp[2] = 0; 1089 sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", 1090 le32_to_cpu(get_serial_reply->uid)); 1091 scsi_sg_copy_from_buffer(scsicmd, sp, 1092 sizeof(sp)); 1093 } 1094 } 1095 1096 scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 1097 1098 aac_fib_complete(fibptr); 1099 scsicmd->scsi_done(scsicmd); 1100} 1101 1102/** 1103 * aac_get_container_serial - get container serial, none blocking. 1104 */ 1105static int aac_get_container_serial(struct scsi_cmnd * scsicmd) 1106{ 1107 int status; 1108 struct aac_get_serial *dinfo; 1109 struct fib * cmd_fibcontext; 1110 struct aac_dev * dev; 1111 1112 dev = (struct aac_dev *)scsicmd->device->host->hostdata; 1113 1114 cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 1115 1116 aac_fib_init(cmd_fibcontext); 1117 dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); 1118 1119 dinfo->command = cpu_to_le32(VM_ContainerConfig); 1120 dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); 1121 dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 1122 scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 1123 1124 status = aac_fib_send(ContainerCommand, 1125 cmd_fibcontext, 1126 sizeof(struct aac_get_serial_resp), 1127 FsaNormal, 1128 0, 1, 1129 (fib_callback) get_container_serial_callback, 1130 (void *) scsicmd); 1131 1132 /* 1133 * Check that the command queued to the controller 1134 */ 1135 if (status == -EINPROGRESS) 1136 return 0; 1137 1138 printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); 1139 aac_fib_complete(cmd_fibcontext); 1140 return -1; 1141} 1142 1143/* Function: setinqserial 1144 * 1145 * Arguments: [1] pointer to void [1] int 1146 * 1147 * Purpose: Sets SCSI Unit Serial number. 1148 * This is a fake. We should read a proper 1149 * serial number from the container. <SuSE>But 1150 * without docs it's quite hard to do it :-) 1151 * So this will have to do in the meantime.</SuSE> 1152 */ 1153 1154static int setinqserial(struct aac_dev *dev, void *data, int cid) 1155{ 1156 /* 1157 * This breaks array migration. 1158 */ 1159 return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", 1160 le32_to_cpu(dev->adapter_info.serial[0]), cid); 1161} 1162 1163static inline void set_sense(struct sense_data *sense_data, u8 sense_key, 1164 u8 sense_code, u8 a_sense_code, u8 bit_pointer, u16 field_pointer) 1165{ 1166 u8 *sense_buf = (u8 *)sense_data; 1167 /* Sense data valid, err code 70h */ 1168 sense_buf[0] = 0x70; /* No info field */ 1169 sense_buf[1] = 0; /* Segment number, always zero */ 1170 1171 sense_buf[2] = sense_key; /* Sense key */ 1172 1173 sense_buf[12] = sense_code; /* Additional sense code */ 1174 sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 1175 1176 if (sense_key == ILLEGAL_REQUEST) { 1177 sense_buf[7] = 10; /* Additional sense length */ 1178 1179 sense_buf[15] = bit_pointer; 1180 /* Illegal parameter is in the parameter block */ 1181 if (sense_code == SENCODE_INVALID_CDB_FIELD) 1182 sense_buf[15] |= 0xc0;/* Std sense key specific field */ 1183 /* Illegal parameter is in the CDB block */ 1184 sense_buf[16] = field_pointer >> 8; /* MSB */ 1185 sense_buf[17] = field_pointer; /* LSB */ 1186 } else 1187 sense_buf[7] = 6; /* Additional sense length */ 1188} 1189 1190static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1191{ 1192 if (lba & 0xffffffff00000000LL) { 1193 int cid = scmd_id(cmd); 1194 dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 1195 cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1196 SAM_STAT_CHECK_CONDITION; 1197 set_sense(&dev->fsa_dev[cid].sense_data, 1198 HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 1199 ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 1200 memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 1201 min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 1202 SCSI_SENSE_BUFFERSIZE)); 1203 cmd->scsi_done(cmd); 1204 return 1; 1205 } 1206 return 0; 1207} 1208 1209static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1210{ 1211 return 0; 1212} 1213 1214static void io_callback(void *context, struct fib * fibptr); 1215 1216static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1217{ 1218 struct aac_dev *dev = fib->dev; 1219 u16 fibsize, command; 1220 long ret; 1221 1222 aac_fib_init(fib); 1223 if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1224 dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1225 !dev->sync_mode) { 1226 struct aac_raw_io2 *readcmd2; 1227 readcmd2 = (struct aac_raw_io2 *) fib_data(fib); 1228 memset(readcmd2, 0, sizeof(struct aac_raw_io2)); 1229 readcmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 1230 readcmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1231 readcmd2->byteCount = cpu_to_le32(count * 1232 dev->fsa_dev[scmd_id(cmd)].block_size); 1233 readcmd2->cid = cpu_to_le16(scmd_id(cmd)); 1234 readcmd2->flags = cpu_to_le16(RIO2_IO_TYPE_READ); 1235 ret = aac_build_sgraw2(cmd, readcmd2, 1236 dev->scsi_host_ptr->sg_tablesize); 1237 if (ret < 0) 1238 return ret; 1239 command = ContainerRawIo2; 1240 fibsize = sizeof(struct aac_raw_io2) + 1241 ((le32_to_cpu(readcmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 1242 } else { 1243 struct aac_raw_io *readcmd; 1244 readcmd = (struct aac_raw_io *) fib_data(fib); 1245 readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1246 readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1247 readcmd->count = cpu_to_le32(count * 1248 dev->fsa_dev[scmd_id(cmd)].block_size); 1249 readcmd->cid = cpu_to_le16(scmd_id(cmd)); 1250 readcmd->flags = cpu_to_le16(RIO_TYPE_READ); 1251 readcmd->bpTotal = 0; 1252 readcmd->bpComplete = 0; 1253 ret = aac_build_sgraw(cmd, &readcmd->sg); 1254 if (ret < 0) 1255 return ret; 1256 command = ContainerRawIo; 1257 fibsize = sizeof(struct aac_raw_io) + 1258 ((le32_to_cpu(readcmd->sg.count)-1) * sizeof(struct sgentryraw)); 1259 } 1260 1261 BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1262 /* 1263 * Now send the Fib to the adapter 1264 */ 1265 return aac_fib_send(command, 1266 fib, 1267 fibsize, 1268 FsaNormal, 1269 0, 1, 1270 (fib_callback) io_callback, 1271 (void *) cmd); 1272} 1273 1274static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1275{ 1276 u16 fibsize; 1277 struct aac_read64 *readcmd; 1278 long ret; 1279 1280 aac_fib_init(fib); 1281 readcmd = (struct aac_read64 *) fib_data(fib); 1282 readcmd->command = cpu_to_le32(VM_CtHostRead64); 1283 readcmd->cid = cpu_to_le16(scmd_id(cmd)); 1284 readcmd->sector_count = cpu_to_le16(count); 1285 readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1286 readcmd->pad = 0; 1287 readcmd->flags = 0; 1288 1289 ret = aac_build_sg64(cmd, &readcmd->sg); 1290 if (ret < 0) 1291 return ret; 1292 fibsize = sizeof(struct aac_read64) + 1293 ((le32_to_cpu(readcmd->sg.count) - 1) * 1294 sizeof (struct sgentry64)); 1295 BUG_ON (fibsize > (fib->dev->max_fib_size - 1296 sizeof(struct aac_fibhdr))); 1297 /* 1298 * Now send the Fib to the adapter 1299 */ 1300 return aac_fib_send(ContainerCommand64, 1301 fib, 1302 fibsize, 1303 FsaNormal, 1304 0, 1, 1305 (fib_callback) io_callback, 1306 (void *) cmd); 1307} 1308 1309static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1310{ 1311 u16 fibsize; 1312 struct aac_read *readcmd; 1313 struct aac_dev *dev = fib->dev; 1314 long ret; 1315 1316 aac_fib_init(fib); 1317 readcmd = (struct aac_read *) fib_data(fib); 1318 readcmd->command = cpu_to_le32(VM_CtBlockRead); 1319 readcmd->cid = cpu_to_le32(scmd_id(cmd)); 1320 readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1321 readcmd->count = cpu_to_le32(count * 1322 dev->fsa_dev[scmd_id(cmd)].block_size); 1323 1324 ret = aac_build_sg(cmd, &readcmd->sg); 1325 if (ret < 0) 1326 return ret; 1327 fibsize = sizeof(struct aac_read) + 1328 ((le32_to_cpu(readcmd->sg.count) - 1) * 1329 sizeof (struct sgentry)); 1330 BUG_ON (fibsize > (fib->dev->max_fib_size - 1331 sizeof(struct aac_fibhdr))); 1332 /* 1333 * Now send the Fib to the adapter 1334 */ 1335 return aac_fib_send(ContainerCommand, 1336 fib, 1337 fibsize, 1338 FsaNormal, 1339 0, 1, 1340 (fib_callback) io_callback, 1341 (void *) cmd); 1342} 1343 1344static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1345{ 1346 struct aac_dev *dev = fib->dev; 1347 u16 fibsize, command; 1348 long ret; 1349 1350 aac_fib_init(fib); 1351 if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1352 dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1353 !dev->sync_mode) { 1354 struct aac_raw_io2 *writecmd2; 1355 writecmd2 = (struct aac_raw_io2 *) fib_data(fib); 1356 memset(writecmd2, 0, sizeof(struct aac_raw_io2)); 1357 writecmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 1358 writecmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1359 writecmd2->byteCount = cpu_to_le32(count * 1360 dev->fsa_dev[scmd_id(cmd)].block_size); 1361 writecmd2->cid = cpu_to_le16(scmd_id(cmd)); 1362 writecmd2->flags = (fua && ((aac_cache & 5) != 1) && 1363 (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 1364 cpu_to_le16(RIO2_IO_TYPE_WRITE|RIO2_IO_SUREWRITE) : 1365 cpu_to_le16(RIO2_IO_TYPE_WRITE); 1366 ret = aac_build_sgraw2(cmd, writecmd2, 1367 dev->scsi_host_ptr->sg_tablesize); 1368 if (ret < 0) 1369 return ret; 1370 command = ContainerRawIo2; 1371 fibsize = sizeof(struct aac_raw_io2) + 1372 ((le32_to_cpu(writecmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 1373 } else { 1374 struct aac_raw_io *writecmd; 1375 writecmd = (struct aac_raw_io *) fib_data(fib); 1376 writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1377 writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1378 writecmd->count = cpu_to_le32(count * 1379 dev->fsa_dev[scmd_id(cmd)].block_size); 1380 writecmd->cid = cpu_to_le16(scmd_id(cmd)); 1381 writecmd->flags = (fua && ((aac_cache & 5) != 1) && 1382 (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 1383 cpu_to_le16(RIO_TYPE_WRITE|RIO_SUREWRITE) : 1384 cpu_to_le16(RIO_TYPE_WRITE); 1385 writecmd->bpTotal = 0; 1386 writecmd->bpComplete = 0; 1387 ret = aac_build_sgraw(cmd, &writecmd->sg); 1388 if (ret < 0) 1389 return ret; 1390 command = ContainerRawIo; 1391 fibsize = sizeof(struct aac_raw_io) + 1392 ((le32_to_cpu(writecmd->sg.count)-1) * sizeof (struct sgentryraw)); 1393 } 1394 1395 BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1396 /* 1397 * Now send the Fib to the adapter 1398 */ 1399 return aac_fib_send(command, 1400 fib, 1401 fibsize, 1402 FsaNormal, 1403 0, 1, 1404 (fib_callback) io_callback, 1405 (void *) cmd); 1406} 1407 1408static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1409{ 1410 u16 fibsize; 1411 struct aac_write64 *writecmd; 1412 long ret; 1413 1414 aac_fib_init(fib); 1415 writecmd = (struct aac_write64 *) fib_data(fib); 1416 writecmd->command = cpu_to_le32(VM_CtHostWrite64); 1417 writecmd->cid = cpu_to_le16(scmd_id(cmd)); 1418 writecmd->sector_count = cpu_to_le16(count); 1419 writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1420 writecmd->pad = 0; 1421 writecmd->flags = 0; 1422 1423 ret = aac_build_sg64(cmd, &writecmd->sg); 1424 if (ret < 0) 1425 return ret; 1426 fibsize = sizeof(struct aac_write64) + 1427 ((le32_to_cpu(writecmd->sg.count) - 1) * 1428 sizeof (struct sgentry64)); 1429 BUG_ON (fibsize > (fib->dev->max_fib_size - 1430 sizeof(struct aac_fibhdr))); 1431 /* 1432 * Now send the Fib to the adapter 1433 */ 1434 return aac_fib_send(ContainerCommand64, 1435 fib, 1436 fibsize, 1437 FsaNormal, 1438 0, 1, 1439 (fib_callback) io_callback, 1440 (void *) cmd); 1441} 1442 1443static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1444{ 1445 u16 fibsize; 1446 struct aac_write *writecmd; 1447 struct aac_dev *dev = fib->dev; 1448 long ret; 1449 1450 aac_fib_init(fib); 1451 writecmd = (struct aac_write *) fib_data(fib); 1452 writecmd->command = cpu_to_le32(VM_CtBlockWrite); 1453 writecmd->cid = cpu_to_le32(scmd_id(cmd)); 1454 writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1455 writecmd->count = cpu_to_le32(count * 1456 dev->fsa_dev[scmd_id(cmd)].block_size); 1457 writecmd->sg.count = cpu_to_le32(1); 1458 /* ->stable is not used - it did mean which type of write */ 1459 1460 ret = aac_build_sg(cmd, &writecmd->sg); 1461 if (ret < 0) 1462 return ret; 1463 fibsize = sizeof(struct aac_write) + 1464 ((le32_to_cpu(writecmd->sg.count) - 1) * 1465 sizeof (struct sgentry)); 1466 BUG_ON (fibsize > (fib->dev->max_fib_size - 1467 sizeof(struct aac_fibhdr))); 1468 /* 1469 * Now send the Fib to the adapter 1470 */ 1471 return aac_fib_send(ContainerCommand, 1472 fib, 1473 fibsize, 1474 FsaNormal, 1475 0, 1, 1476 (fib_callback) io_callback, 1477 (void *) cmd); 1478} 1479 1480static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 1481{ 1482 struct aac_srb * srbcmd; 1483 u32 flag; 1484 u32 timeout; 1485 struct aac_dev *dev = fib->dev; 1486 1487 aac_fib_init(fib); 1488 switch(cmd->sc_data_direction){ 1489 case DMA_TO_DEVICE: 1490 flag = SRB_DataOut; 1491 break; 1492 case DMA_BIDIRECTIONAL: 1493 flag = SRB_DataIn | SRB_DataOut; 1494 break; 1495 case DMA_FROM_DEVICE: 1496 flag = SRB_DataIn; 1497 break; 1498 case DMA_NONE: 1499 default: /* shuts up some versions of gcc */ 1500 flag = SRB_NoDataXfer; 1501 break; 1502 } 1503 1504 srbcmd = (struct aac_srb*) fib_data(fib); 1505 srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1506 srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1507 srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1508 srbcmd->lun = cpu_to_le32(cmd->device->lun); 1509 srbcmd->flags = cpu_to_le32(flag); 1510 timeout = cmd->request->timeout/HZ; 1511 if (timeout == 0) 1512 timeout = (dev->sa_firmware ? AAC_SA_TIMEOUT : AAC_ARC_TIMEOUT); 1513 srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1514 srbcmd->retry_limit = 0; /* Obsolete parameter */ 1515 srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1516 return srbcmd; 1517} 1518 1519static struct aac_hba_cmd_req *aac_construct_hbacmd(struct fib *fib, 1520 struct scsi_cmnd *cmd) 1521{ 1522 struct aac_hba_cmd_req *hbacmd; 1523 struct aac_dev *dev; 1524 int bus, target; 1525 u64 address; 1526 1527 dev = (struct aac_dev *)cmd->device->host->hostdata; 1528 1529 hbacmd = (struct aac_hba_cmd_req *)fib->hw_fib_va; 1530 memset(hbacmd, 0, 96); /* sizeof(*hbacmd) is not necessary */ 1531 /* iu_type is a parameter of aac_hba_send */ 1532 switch (cmd->sc_data_direction) { 1533 case DMA_TO_DEVICE: 1534 hbacmd->byte1 = 2; 1535 break; 1536 case DMA_FROM_DEVICE: 1537 case DMA_BIDIRECTIONAL: 1538 hbacmd->byte1 = 1; 1539 break; 1540 case DMA_NONE: 1541 default: 1542 break; 1543 } 1544 hbacmd->lun[1] = cpu_to_le32(cmd->device->lun); 1545 1546 bus = aac_logical_to_phys(scmd_channel(cmd)); 1547 target = scmd_id(cmd); 1548 hbacmd->it_nexus = dev->hba_map[bus][target].rmw_nexus; 1549 1550 /* we fill in reply_qid later in aac_src_deliver_message */ 1551 /* we fill in iu_type, request_id later in aac_hba_send */ 1552 /* we fill in emb_data_desc_count later in aac_build_sghba */ 1553 1554 memcpy(hbacmd->cdb, cmd->cmnd, cmd->cmd_len); 1555 hbacmd->data_length = cpu_to_le32(scsi_bufflen(cmd)); 1556 1557 address = (u64)fib->hw_error_pa; 1558 hbacmd->error_ptr_hi = cpu_to_le32((u32)(address >> 32)); 1559 hbacmd->error_ptr_lo = cpu_to_le32((u32)(address & 0xffffffff)); 1560 hbacmd->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE); 1561 1562 return hbacmd; 1563} 1564 1565static void aac_srb_callback(void *context, struct fib * fibptr); 1566 1567static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1568{ 1569 u16 fibsize; 1570 struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 1571 long ret; 1572 1573 ret = aac_build_sg64(cmd, (struct sgmap64 *) &srbcmd->sg); 1574 if (ret < 0) 1575 return ret; 1576 srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1577 1578 memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1579 memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1580 /* 1581 * Build Scatter/Gather list 1582 */ 1583 fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1584 ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1585 sizeof (struct sgentry64)); 1586 BUG_ON (fibsize > (fib->dev->max_fib_size - 1587 sizeof(struct aac_fibhdr))); 1588 1589 /* 1590 * Now send the Fib to the adapter 1591 */ 1592 return aac_fib_send(ScsiPortCommand64, fib, 1593 fibsize, FsaNormal, 0, 1, 1594 (fib_callback) aac_srb_callback, 1595 (void *) cmd); 1596} 1597 1598static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1599{ 1600 u16 fibsize; 1601 struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 1602 long ret; 1603 1604 ret = aac_build_sg(cmd, (struct sgmap *)&srbcmd->sg); 1605 if (ret < 0) 1606 return ret; 1607 srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1608 1609 memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1610 memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1611 /* 1612 * Build Scatter/Gather list 1613 */ 1614 fibsize = sizeof (struct aac_srb) + 1615 (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1616 sizeof (struct sgentry)); 1617 BUG_ON (fibsize > (fib->dev->max_fib_size - 1618 sizeof(struct aac_fibhdr))); 1619 1620 /* 1621 * Now send the Fib to the adapter 1622 */ 1623 return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1624 (fib_callback) aac_srb_callback, (void *) cmd); 1625} 1626 1627static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) 1628{ 1629 if ((sizeof(dma_addr_t) > 4) && fib->dev->needs_dac && 1630 (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) 1631 return FAILED; 1632 return aac_scsi_32(fib, cmd); 1633} 1634 1635static int aac_adapter_hba(struct fib *fib, struct scsi_cmnd *cmd) 1636{ 1637 struct aac_hba_cmd_req *hbacmd = aac_construct_hbacmd(fib, cmd); 1638 struct aac_dev *dev; 1639 long ret; 1640 1641 dev = (struct aac_dev *)cmd->device->host->hostdata; 1642 1643 ret = aac_build_sghba(cmd, hbacmd, 1644 dev->scsi_host_ptr->sg_tablesize, (u64)fib->hw_sgl_pa); 1645 if (ret < 0) 1646 return ret; 1647 1648 /* 1649 * Now send the HBA command to the adapter 1650 */ 1651 fib->hbacmd_size = 64 + le32_to_cpu(hbacmd->emb_data_desc_count) * 1652 sizeof(struct aac_hba_sgl); 1653 1654 return aac_hba_send(HBA_IU_TYPE_SCSI_CMD_REQ, fib, 1655 (fib_callback) aac_hba_callback, 1656 (void *) cmd); 1657} 1658 1659static int aac_send_safw_bmic_cmd(struct aac_dev *dev, 1660 struct aac_srb_unit *srbu, void *xfer_buf, int xfer_len) 1661{ 1662 struct fib *fibptr; 1663 dma_addr_t addr; 1664 int rcode; 1665 int fibsize; 1666 struct aac_srb *srb; 1667 struct aac_srb_reply *srb_reply; 1668 struct sgmap64 *sg64; 1669 u32 vbus; 1670 u32 vid; 1671 1672 if (!dev->sa_firmware) 1673 return 0; 1674 1675 /* allocate FIB */ 1676 fibptr = aac_fib_alloc(dev); 1677 if (!fibptr) 1678 return -ENOMEM; 1679 1680 aac_fib_init(fibptr); 1681 fibptr->hw_fib_va->header.XferState &= 1682 ~cpu_to_le32(FastResponseCapable); 1683 1684 fibsize = sizeof(struct aac_srb) - sizeof(struct sgentry) + 1685 sizeof(struct sgentry64); 1686 1687 /* allocate DMA buffer for response */ 1688 addr = dma_map_single(&dev->pdev->dev, xfer_buf, xfer_len, 1689 DMA_BIDIRECTIONAL); 1690 if (dma_mapping_error(&dev->pdev->dev, addr)) { 1691 rcode = -ENOMEM; 1692 goto fib_error; 1693 } 1694 1695 srb = fib_data(fibptr); 1696 memcpy(srb, &srbu->srb, sizeof(struct aac_srb)); 1697 1698 vbus = (u32)le16_to_cpu( 1699 dev->supplement_adapter_info.virt_device_bus); 1700 vid = (u32)le16_to_cpu( 1701 dev->supplement_adapter_info.virt_device_target); 1702 1703 /* set the common request fields */ 1704 srb->channel = cpu_to_le32(vbus); 1705 srb->id = cpu_to_le32(vid); 1706 srb->lun = 0; 1707 srb->function = cpu_to_le32(SRBF_ExecuteScsi); 1708 srb->timeout = 0; 1709 srb->retry_limit = 0; 1710 srb->cdb_size = cpu_to_le32(16); 1711 srb->count = cpu_to_le32(xfer_len); 1712 1713 sg64 = (struct sgmap64 *)&srb->sg; 1714 sg64->count = cpu_to_le32(1); 1715 sg64->sg[0].addr[1] = cpu_to_le32(upper_32_bits(addr)); 1716 sg64->sg[0].addr[0] = cpu_to_le32(lower_32_bits(addr)); 1717 sg64->sg[0].count = cpu_to_le32(xfer_len); 1718 1719 /* 1720 * Copy the updated data for other dumping or other usage if needed 1721 */ 1722 memcpy(&srbu->srb, srb, sizeof(struct aac_srb)); 1723 1724 /* issue request to the controller */ 1725 rcode = aac_fib_send(ScsiPortCommand64, fibptr, fibsize, FsaNormal, 1726 1, 1, NULL, NULL); 1727 1728 if (rcode == -ERESTARTSYS) 1729 rcode = -ERESTART; 1730 1731 if (unlikely(rcode < 0)) 1732 goto bmic_error; 1733 1734 srb_reply = (struct aac_srb_reply *)fib_data(fibptr); 1735 memcpy(&srbu->sr…
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