1/* 2 * ipr.h -- driver for IBM Power Linux RAID adapters 3 * 4 * Written By: Brian King <brking@us.ibm.com>, IBM Corporation 5 * 6 * Copyright (C) 2003, 2004 IBM Corporation 7 * 8 * This program is free software; you can redistribute it and/or modify 9 * it under the terms of the GNU General Public License as published by 10 * the Free Software Foundation; either version 2 of the License, or 11 * (at your option) any later version. 12 * 13 * This program is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * GNU General Public License for more details. 17 * 18 * You should have received a copy of the GNU General Public License 19 * along with this program; if not, write to the Free Software 20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 21 * 22 * Alan Cox <alan@lxorguk.ukuu.org.uk> - Removed several careless u32/dma_addr_t errors 23 * that broke 64bit platforms. 24 */ 25 26#ifndef _IPR_H 27#define _IPR_H 28 29#include <asm/unaligned.h> 30#include <linux/types.h> 31#include <linux/completion.h> 32#include <linux/libata.h> 33#include <linux/list.h> 34#include <linux/kref.h> 35#include <scsi/scsi.h> 36#include <scsi/scsi_cmnd.h> 37 38/* 39 * Literals 40 */ 41#define IPR_DRIVER_VERSION "2.5.3" 42#define IPR_DRIVER_DATE "(March 10, 2012)" 43 44/* 45 * IPR_MAX_CMD_PER_LUN: This defines the maximum number of outstanding 46 * ops per device for devices not running tagged command queuing. 47 * This can be adjusted at runtime through sysfs device attributes. 48 */ 49#define IPR_MAX_CMD_PER_LUN 6 50#define IPR_MAX_CMD_PER_ATA_LUN 1 51 52/* 53 * IPR_NUM_BASE_CMD_BLKS: This defines the maximum number of 54 * ops the mid-layer can send to the adapter. 55 */ 56#define IPR_NUM_BASE_CMD_BLKS (ioa_cfg->max_cmds) 57 58#define PCI_DEVICE_ID_IBM_OBSIDIAN_E 0x0339 59 60#define PCI_DEVICE_ID_IBM_CROC_FPGA_E2 0x033D 61#define PCI_DEVICE_ID_IBM_CROCODILE 0x034A 62 63#define IPR_SUBS_DEV_ID_2780 0x0264 64#define IPR_SUBS_DEV_ID_5702 0x0266 65#define IPR_SUBS_DEV_ID_5703 0x0278 66#define IPR_SUBS_DEV_ID_572E 0x028D 67#define IPR_SUBS_DEV_ID_573E 0x02D3 68#define IPR_SUBS_DEV_ID_573D 0x02D4 69#define IPR_SUBS_DEV_ID_571A 0x02C0 70#define IPR_SUBS_DEV_ID_571B 0x02BE 71#define IPR_SUBS_DEV_ID_571E 0x02BF 72#define IPR_SUBS_DEV_ID_571F 0x02D5 73#define IPR_SUBS_DEV_ID_572A 0x02C1 74#define IPR_SUBS_DEV_ID_572B 0x02C2 75#define IPR_SUBS_DEV_ID_572F 0x02C3 76#define IPR_SUBS_DEV_ID_574E 0x030A 77#define IPR_SUBS_DEV_ID_575B 0x030D 78#define IPR_SUBS_DEV_ID_575C 0x0338 79#define IPR_SUBS_DEV_ID_57B3 0x033A 80#define IPR_SUBS_DEV_ID_57B7 0x0360 81#define IPR_SUBS_DEV_ID_57B8 0x02C2 82 83#define IPR_SUBS_DEV_ID_57B4 0x033B 84#define IPR_SUBS_DEV_ID_57B2 0x035F 85#define IPR_SUBS_DEV_ID_57C3 0x0353 86#define IPR_SUBS_DEV_ID_57C4 0x0354 87#define IPR_SUBS_DEV_ID_57C6 0x0357 88#define IPR_SUBS_DEV_ID_57CC 0x035C 89 90#define IPR_SUBS_DEV_ID_57B5 0x033C 91#define IPR_SUBS_DEV_ID_57CE 0x035E 92#define IPR_SUBS_DEV_ID_57B1 0x0355 93 94#define IPR_SUBS_DEV_ID_574D 0x0356 95#define IPR_SUBS_DEV_ID_57C8 0x035D 96 97#define IPR_NAME "ipr" 98 99/* 100 * Return codes 101 */ 102#define IPR_RC_JOB_CONTINUE 1 103#define IPR_RC_JOB_RETURN 2 104 105/* 106 * IOASCs 107 */ 108#define IPR_IOASC_NR_INIT_CMD_REQUIRED 0x02040200 109#define IPR_IOASC_NR_IOA_RESET_REQUIRED 0x02048000 110#define IPR_IOASC_SYNC_REQUIRED 0x023f0000 111#define IPR_IOASC_MED_DO_NOT_REALLOC 0x03110C00 112#define IPR_IOASC_HW_SEL_TIMEOUT 0x04050000 113#define IPR_IOASC_HW_DEV_BUS_STATUS 0x04448500 114#define IPR_IOASC_IOASC_MASK 0xFFFFFF00 115#define IPR_IOASC_SCSI_STATUS_MASK 0x000000FF 116#define IPR_IOASC_IR_INVALID_REQ_TYPE_OR_PKT 0x05240000 117#define IPR_IOASC_IR_RESOURCE_HANDLE 0x05250000 118#define IPR_IOASC_IR_NO_CMDS_TO_2ND_IOA 0x05258100 119#define IPR_IOASA_IR_DUAL_IOA_DISABLED 0x052C8000 120#define IPR_IOASC_BUS_WAS_RESET 0x06290000 121#define IPR_IOASC_BUS_WAS_RESET_BY_OTHER 0x06298000 122#define IPR_IOASC_ABORTED_CMD_TERM_BY_HOST 0x0B5A0000 123 124#define IPR_FIRST_DRIVER_IOASC 0x10000000 125#define IPR_IOASC_IOA_WAS_RESET 0x10000001 126#define IPR_IOASC_PCI_ACCESS_ERROR 0x10000002 127 128/* Driver data flags */ 129#define IPR_USE_LONG_TRANSOP_TIMEOUT 0x00000001 130#define IPR_USE_PCI_WARM_RESET 0x00000002 131 132#define IPR_DEFAULT_MAX_ERROR_DUMP 984 133#define IPR_NUM_LOG_HCAMS 2 134#define IPR_NUM_CFG_CHG_HCAMS 2 135#define IPR_NUM_HCAMS (IPR_NUM_LOG_HCAMS + IPR_NUM_CFG_CHG_HCAMS) 136 137#define IPR_MAX_SIS64_TARGETS_PER_BUS 1024 138#define IPR_MAX_SIS64_LUNS_PER_TARGET 0xffffffff 139 140#define IPR_MAX_NUM_TARGETS_PER_BUS 256 141#define IPR_MAX_NUM_LUNS_PER_TARGET 256 142#define IPR_MAX_NUM_VSET_LUNS_PER_TARGET 8 143#define IPR_VSET_BUS 0xff 144#define IPR_IOA_BUS 0xff 145#define IPR_IOA_TARGET 0xff 146#define IPR_IOA_LUN 0xff 147#define IPR_MAX_NUM_BUSES 16 148#define IPR_MAX_BUS_TO_SCAN IPR_MAX_NUM_BUSES 149 150#define IPR_NUM_RESET_RELOAD_RETRIES 3 151 152/* We need resources for HCAMS, IOA reset, IOA bringdown, and ERP */ 153#define IPR_NUM_INTERNAL_CMD_BLKS (IPR_NUM_HCAMS + \ 154 ((IPR_NUM_RESET_RELOAD_RETRIES + 1) * 2) + 4) 155 156#define IPR_MAX_COMMANDS 100 157#define IPR_NUM_CMD_BLKS (IPR_NUM_BASE_CMD_BLKS + \ 158 IPR_NUM_INTERNAL_CMD_BLKS) 159 160#define IPR_MAX_PHYSICAL_DEVS 192 161#define IPR_DEFAULT_SIS64_DEVS 1024 162#define IPR_MAX_SIS64_DEVS 4096 163 164#define IPR_MAX_SGLIST 64 165#define IPR_IOA_MAX_SECTORS 32767 166#define IPR_VSET_MAX_SECTORS 512 167#define IPR_MAX_CDB_LEN 16 168#define IPR_MAX_HRRQ_RETRIES 3 169 170#define IPR_DEFAULT_BUS_WIDTH 16 171#define IPR_80MBs_SCSI_RATE ((80 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8)) 172#define IPR_U160_SCSI_RATE ((160 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8)) 173#define IPR_U320_SCSI_RATE ((320 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8)) 174#define IPR_MAX_SCSI_RATE(width) ((320 * 10) / ((width) / 8)) 175 176#define IPR_IOA_RES_HANDLE 0xffffffff 177#define IPR_INVALID_RES_HANDLE 0 178#define IPR_IOA_RES_ADDR 0x00ffffff 179 180/* 181 * Adapter Commands 182 */ 183#define IPR_QUERY_RSRC_STATE 0xC2 184#define IPR_RESET_DEVICE 0xC3 185#define IPR_RESET_TYPE_SELECT 0x80 186#define IPR_LUN_RESET 0x40 187#define IPR_TARGET_RESET 0x20 188#define IPR_BUS_RESET 0x10 189#define IPR_ATA_PHY_RESET 0x80 190#define IPR_ID_HOST_RR_Q 0xC4 191#define IPR_QUERY_IOA_CONFIG 0xC5 192#define IPR_CANCEL_ALL_REQUESTS 0xCE 193#define IPR_HOST_CONTROLLED_ASYNC 0xCF 194#define IPR_HCAM_CDB_OP_CODE_CONFIG_CHANGE 0x01 195#define IPR_HCAM_CDB_OP_CODE_LOG_DATA 0x02 196#define IPR_SET_SUPPORTED_DEVICES 0xFB 197#define IPR_SET_ALL_SUPPORTED_DEVICES 0x80 198#define IPR_IOA_SHUTDOWN 0xF7 199#define IPR_WR_BUF_DOWNLOAD_AND_SAVE 0x05 200 201/* 202 * Timeouts 203 */ 204#define IPR_SHUTDOWN_TIMEOUT (ipr_fastfail ? 60 * HZ : 10 * 60 * HZ) 205#define IPR_VSET_RW_TIMEOUT (ipr_fastfail ? 30 * HZ : 2 * 60 * HZ) 206#define IPR_ABBREV_SHUTDOWN_TIMEOUT (10 * HZ) 207#define IPR_DUAL_IOA_ABBR_SHUTDOWN_TO (2 * 60 * HZ) 208#define IPR_DEVICE_RESET_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ) 209#define IPR_CANCEL_ALL_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ) 210#define IPR_ABORT_TASK_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ) 211#define IPR_INTERNAL_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ) 212#define IPR_WRITE_BUFFER_TIMEOUT (30 * 60 * HZ) 213#define IPR_SET_SUP_DEVICE_TIMEOUT (2 * 60 * HZ) 214#define IPR_REQUEST_SENSE_TIMEOUT (10 * HZ) 215#define IPR_OPERATIONAL_TIMEOUT (5 * 60) 216#define IPR_LONG_OPERATIONAL_TIMEOUT (12 * 60) 217#define IPR_WAIT_FOR_RESET_TIMEOUT (2 * HZ) 218#define IPR_CHECK_FOR_RESET_TIMEOUT (HZ / 10) 219#define IPR_WAIT_FOR_BIST_TIMEOUT (2 * HZ) 220#define IPR_PCI_RESET_TIMEOUT (HZ / 2) 221#define IPR_SIS32_DUMP_TIMEOUT (15 * HZ) 222#define IPR_SIS64_DUMP_TIMEOUT (40 * HZ) 223#define IPR_DUMP_DELAY_SECONDS 4 224#define IPR_DUMP_DELAY_TIMEOUT (IPR_DUMP_DELAY_SECONDS * HZ) 225 226/* 227 * SCSI Literals 228 */ 229#define IPR_VENDOR_ID_LEN 8 230#define IPR_PROD_ID_LEN 16 231#define IPR_SERIAL_NUM_LEN 8 232 233/* 234 * Hardware literals 235 */ 236#define IPR_FMT2_MBX_ADDR_MASK 0x0fffffff 237#define IPR_FMT2_MBX_BAR_SEL_MASK 0xf0000000 238#define IPR_FMT2_MKR_BAR_SEL_SHIFT 28 239#define IPR_GET_FMT2_BAR_SEL(mbx) \ 240(((mbx) & IPR_FMT2_MBX_BAR_SEL_MASK) >> IPR_FMT2_MKR_BAR_SEL_SHIFT) 241#define IPR_SDT_FMT2_BAR0_SEL 0x0 242#define IPR_SDT_FMT2_BAR1_SEL 0x1 243#define IPR_SDT_FMT2_BAR2_SEL 0x2 244#define IPR_SDT_FMT2_BAR3_SEL 0x3 245#define IPR_SDT_FMT2_BAR4_SEL 0x4 246#define IPR_SDT_FMT2_BAR5_SEL 0x5 247#define IPR_SDT_FMT2_EXP_ROM_SEL 0x8 248#define IPR_FMT2_SDT_READY_TO_USE 0xC4D4E3F2 249#define IPR_FMT3_SDT_READY_TO_USE 0xC4D4E3F3 250#define IPR_DOORBELL 0x82800000 251#define IPR_RUNTIME_RESET 0x40000000 252 253#define IPR_IPL_INIT_MIN_STAGE_TIME 5 254#define IPR_IPL_INIT_DEFAULT_STAGE_TIME 15 255#define IPR_IPL_INIT_STAGE_UNKNOWN 0x0 256#define IPR_IPL_INIT_STAGE_TRANSOP 0xB0000000 257#define IPR_IPL_INIT_STAGE_MASK 0xff000000 258#define IPR_IPL_INIT_STAGE_TIME_MASK 0x0000ffff 259#define IPR_PCII_IPL_STAGE_CHANGE (0x80000000 >> 0) 260 261#define IPR_PCII_IOA_TRANS_TO_OPER (0x80000000 >> 0) 262#define IPR_PCII_IOARCB_XFER_FAILED (0x80000000 >> 3) 263#define IPR_PCII_IOA_UNIT_CHECKED (0x80000000 >> 4) 264#define IPR_PCII_NO_HOST_RRQ (0x80000000 >> 5) 265#define IPR_PCII_CRITICAL_OPERATION (0x80000000 >> 6) 266#define IPR_PCII_IO_DEBUG_ACKNOWLEDGE (0x80000000 >> 7) 267#define IPR_PCII_IOARRIN_LOST (0x80000000 >> 27) 268#define IPR_PCII_MMIO_ERROR (0x80000000 >> 28) 269#define IPR_PCII_PROC_ERR_STATE (0x80000000 >> 29) 270#define IPR_PCII_HRRQ_UPDATED (0x80000000 >> 30) 271#define IPR_PCII_CORE_ISSUED_RST_REQ (0x80000000 >> 31) 272 273#define IPR_PCII_ERROR_INTERRUPTS \ 274(IPR_PCII_IOARCB_XFER_FAILED | IPR_PCII_IOA_UNIT_CHECKED | \ 275IPR_PCII_NO_HOST_RRQ | IPR_PCII_IOARRIN_LOST | IPR_PCII_MMIO_ERROR) 276 277#define IPR_PCII_OPER_INTERRUPTS \ 278(IPR_PCII_ERROR_INTERRUPTS | IPR_PCII_HRRQ_UPDATED | IPR_PCII_IOA_TRANS_TO_OPER) 279 280#define IPR_UPROCI_RESET_ALERT (0x80000000 >> 7) 281#define IPR_UPROCI_IO_DEBUG_ALERT (0x80000000 >> 9) 282#define IPR_UPROCI_SIS64_START_BIST (0x80000000 >> 23) 283 284#define IPR_LDUMP_MAX_LONG_ACK_DELAY_IN_USEC 200000 /* 200 ms */ 285#define IPR_LDUMP_MAX_SHORT_ACK_DELAY_IN_USEC 200000 /* 200 ms */ 286 287/* 288 * Dump literals 289 */ 290#define IPR_FMT2_MAX_IOA_DUMP_SIZE (4 * 1024 * 1024) 291#define IPR_FMT3_MAX_IOA_DUMP_SIZE (32 * 1024 * 1024) 292#define IPR_FMT2_NUM_SDT_ENTRIES 511 293#define IPR_FMT3_NUM_SDT_ENTRIES 0xFFF 294#define IPR_FMT2_MAX_NUM_DUMP_PAGES ((IPR_FMT2_MAX_IOA_DUMP_SIZE / PAGE_SIZE) + 1) 295#define IPR_FMT3_MAX_NUM_DUMP_PAGES ((IPR_FMT3_MAX_IOA_DUMP_SIZE / PAGE_SIZE) + 1) 296 297/* 298 * Misc literals 299 */ 300#define IPR_NUM_IOADL_ENTRIES IPR_MAX_SGLIST 301 302/* 303 * Adapter interface types 304 */ 305 306struct ipr_res_addr { 307 u8 reserved; 308 u8 bus; 309 u8 target; 310 u8 lun; 311#define IPR_GET_PHYS_LOC(res_addr) \ 312 (((res_addr).bus << 16) | ((res_addr).target << 8) | (res_addr).lun) 313}__attribute__((packed, aligned (4))); 314 315struct ipr_std_inq_vpids { 316 u8 vendor_id[IPR_VENDOR_ID_LEN]; 317 u8 product_id[IPR_PROD_ID_LEN]; 318}__attribute__((packed)); 319 320struct ipr_vpd { 321 struct ipr_std_inq_vpids vpids; 322 u8 sn[IPR_SERIAL_NUM_LEN]; 323}__attribute__((packed)); 324 325struct ipr_ext_vpd { 326 struct ipr_vpd vpd; 327 __be32 wwid[2]; 328}__attribute__((packed)); 329 330struct ipr_ext_vpd64 { 331 struct ipr_vpd vpd; 332 __be32 wwid[4]; 333}__attribute__((packed)); 334 335struct ipr_std_inq_data { 336 u8 peri_qual_dev_type; 337#define IPR_STD_INQ_PERI_QUAL(peri) ((peri) >> 5) 338#define IPR_STD_INQ_PERI_DEV_TYPE(peri) ((peri) & 0x1F) 339 340 u8 removeable_medium_rsvd; 341#define IPR_STD_INQ_REMOVEABLE_MEDIUM 0x80 342 343#define IPR_IS_DASD_DEVICE(std_inq) \ 344((IPR_STD_INQ_PERI_DEV_TYPE((std_inq).peri_qual_dev_type) == TYPE_DISK) && \ 345!(((std_inq).removeable_medium_rsvd) & IPR_STD_INQ_REMOVEABLE_MEDIUM)) 346 347#define IPR_IS_SES_DEVICE(std_inq) \ 348(IPR_STD_INQ_PERI_DEV_TYPE((std_inq).peri_qual_dev_type) == TYPE_ENCLOSURE) 349 350 u8 version; 351 u8 aen_naca_fmt; 352 u8 additional_len; 353 u8 sccs_rsvd; 354 u8 bq_enc_multi; 355 u8 sync_cmdq_flags; 356 357 struct ipr_std_inq_vpids vpids; 358 359 u8 ros_rsvd_ram_rsvd[4]; 360 361 u8 serial_num[IPR_SERIAL_NUM_LEN]; 362}__attribute__ ((packed)); 363 364#define IPR_RES_TYPE_AF_DASD 0x00 365#define IPR_RES_TYPE_GENERIC_SCSI 0x01 366#define IPR_RES_TYPE_VOLUME_SET 0x02 367#define IPR_RES_TYPE_REMOTE_AF_DASD 0x03 368#define IPR_RES_TYPE_GENERIC_ATA 0x04 369#define IPR_RES_TYPE_ARRAY 0x05 370#define IPR_RES_TYPE_IOAFP 0xff 371 372struct ipr_config_table_entry { 373 u8 proto; 374#define IPR_PROTO_SATA 0x02 375#define IPR_PROTO_SATA_ATAPI 0x03 376#define IPR_PROTO_SAS_STP 0x06 377#define IPR_PROTO_SAS_STP_ATAPI 0x07 378 u8 array_id; 379 u8 flags; 380#define IPR_IS_IOA_RESOURCE 0x80 381 u8 rsvd_subtype; 382 383#define IPR_QUEUEING_MODEL(res) ((((res)->flags) & 0x70) >> 4) 384#define IPR_QUEUE_FROZEN_MODEL 0 385#define IPR_QUEUE_NACA_MODEL 1 386 387 struct ipr_res_addr res_addr; 388 __be32 res_handle; 389 __be32 lun_wwn[2]; 390 struct ipr_std_inq_data std_inq_data; 391}__attribute__ ((packed, aligned (4))); 392 393struct ipr_config_table_entry64 { 394 u8 res_type; 395 u8 proto; 396 u8 vset_num; 397 u8 array_id; 398 __be16 flags; 399 __be16 res_flags; 400#define IPR_QUEUEING_MODEL64(res) ((((res)->res_flags) & 0x7000) >> 12) 401 __be32 res_handle; 402 u8 dev_id_type; 403 u8 reserved[3]; 404 __be64 dev_id; 405 __be64 lun; 406 __be64 lun_wwn[2]; 407#define IPR_MAX_RES_PATH_LENGTH 24 408 __be64 res_path; 409 struct ipr_std_inq_data std_inq_data; 410 u8 reserved2[4]; 411 __be64 reserved3[2]; 412 u8 reserved4[8]; 413}__attribute__ ((packed, aligned (8))); 414 415struct ipr_config_table_hdr { 416 u8 num_entries; 417 u8 flags; 418#define IPR_UCODE_DOWNLOAD_REQ 0x10 419 __be16 reserved; 420}__attribute__((packed, aligned (4))); 421 422struct ipr_config_table_hdr64 { 423 __be16 num_entries; 424 __be16 reserved; 425 u8 flags; 426 u8 reserved2[11]; 427}__attribute__((packed, aligned (4))); 428 429struct ipr_config_table { 430 struct ipr_config_table_hdr hdr; 431 struct ipr_config_table_entry dev[0]; 432}__attribute__((packed, aligned (4))); 433 434struct ipr_config_table64 { 435 struct ipr_config_table_hdr64 hdr64; 436 struct ipr_config_table_entry64 dev[0]; 437}__attribute__((packed, aligned (8))); 438 439struct ipr_config_table_entry_wrapper { 440 union { 441 struct ipr_config_table_entry *cfgte; 442 struct ipr_config_table_entry64 *cfgte64; 443 } u; 444}; 445 446struct ipr_hostrcb_cfg_ch_not { 447 union { 448 struct ipr_config_table_entry cfgte; 449 struct ipr_config_table_entry64 cfgte64; 450 } u; 451 u8 reserved[936]; 452}__attribute__((packed, aligned (4))); 453 454struct ipr_supported_device { 455 __be16 data_length; 456 u8 reserved; 457 u8 num_records; 458 struct ipr_std_inq_vpids vpids; 459 u8 reserved2[16]; 460}__attribute__((packed, aligned (4))); 461 462/* Command packet structure */ 463struct ipr_cmd_pkt { 464 __be16 reserved; /* Reserved by IOA */ 465 u8 request_type; 466#define IPR_RQTYPE_SCSICDB 0x00 467#define IPR_RQTYPE_IOACMD 0x01 468#define IPR_RQTYPE_HCAM 0x02 469#define IPR_RQTYPE_ATA_PASSTHRU 0x04 470 471 u8 reserved2; 472 473 u8 flags_hi; 474#define IPR_FLAGS_HI_WRITE_NOT_READ 0x80 475#define IPR_FLAGS_HI_NO_ULEN_CHK 0x20 476#define IPR_FLAGS_HI_SYNC_OVERRIDE 0x10 477#define IPR_FLAGS_HI_SYNC_COMPLETE 0x08 478#define IPR_FLAGS_HI_NO_LINK_DESC 0x04 479 480 u8 flags_lo; 481#define IPR_FLAGS_LO_ALIGNED_BFR 0x20 482#define IPR_FLAGS_LO_DELAY_AFTER_RST 0x10 483#define IPR_FLAGS_LO_UNTAGGED_TASK 0x00 484#define IPR_FLAGS_LO_SIMPLE_TASK 0x02 485#define IPR_FLAGS_LO_ORDERED_TASK 0x04 486#define IPR_FLAGS_LO_HEAD_OF_Q_TASK 0x06 487#define IPR_FLAGS_LO_ACA_TASK 0x08 488 489 u8 cdb[16]; 490 __be16 timeout; 491}__attribute__ ((packed, aligned(4))); 492 493struct ipr_ioarcb_ata_regs { /* 22 bytes */ 494 u8 flags; 495#define IPR_ATA_FLAG_PACKET_CMD 0x80 496#define IPR_ATA_FLAG_XFER_TYPE_DMA 0x40 497#define IPR_ATA_FLAG_STATUS_ON_GOOD_COMPLETION 0x20 498 u8 reserved[3]; 499 500 __be16 data; 501 u8 feature; 502 u8 nsect; 503 u8 lbal; 504 u8 lbam; 505 u8 lbah; 506 u8 device; 507 u8 command; 508 u8 reserved2[3]; 509 u8 hob_feature; 510 u8 hob_nsect; 511 u8 hob_lbal; 512 u8 hob_lbam; 513 u8 hob_lbah; 514 u8 ctl; 515}__attribute__ ((packed, aligned(4))); 516 517struct ipr_ioadl_desc { 518 __be32 flags_and_data_len; 519#define IPR_IOADL_FLAGS_MASK 0xff000000 520#define IPR_IOADL_GET_FLAGS(x) (be32_to_cpu(x) & IPR_IOADL_FLAGS_MASK) 521#define IPR_IOADL_DATA_LEN_MASK 0x00ffffff 522#define IPR_IOADL_GET_DATA_LEN(x) (be32_to_cpu(x) & IPR_IOADL_DATA_LEN_MASK) 523#define IPR_IOADL_FLAGS_READ 0x48000000 524#define IPR_IOADL_FLAGS_READ_LAST 0x49000000 525#define IPR_IOADL_FLAGS_WRITE 0x68000000 526#define IPR_IOADL_FLAGS_WRITE_LAST 0x69000000 527#define IPR_IOADL_FLAGS_LAST 0x01000000 528 529 __be32 address; 530}__attribute__((packed, aligned (8))); 531 532struct ipr_ioadl64_desc { 533 __be32 flags; 534 __be32 data_len; 535 __be64 address; 536}__attribute__((packed, aligned (16))); 537 538struct ipr_ata64_ioadl { 539 struct ipr_ioarcb_ata_regs regs; 540 u16 reserved[5]; 541 struct ipr_ioadl64_desc ioadl64[IPR_NUM_IOADL_ENTRIES]; 542}__attribute__((packed, aligned (16))); 543 544struct ipr_ioarcb_add_data { 545 union { 546 struct ipr_ioarcb_ata_regs regs; 547 struct ipr_ioadl_desc ioadl[5]; 548 __be32 add_cmd_parms[10]; 549 } u; 550}__attribute__ ((packed, aligned (4))); 551 552struct ipr_ioarcb_sis64_add_addr_ecb { 553 __be64 ioasa_host_pci_addr; 554 __be64 data_ioadl_addr; 555 __be64 reserved; 556 __be32 ext_control_buf[4]; 557}__attribute__((packed, aligned (8))); 558 559/* IOA Request Control Block 128 bytes */ 560struct ipr_ioarcb { 561 union { 562 __be32 ioarcb_host_pci_addr; 563 __be64 ioarcb_host_pci_addr64; 564 } a; 565 __be32 res_handle; 566 __be32 host_response_handle; 567 __be32 reserved1; 568 __be32 reserved2; 569 __be32 reserved3; 570 571 __be32 data_transfer_length; 572 __be32 read_data_transfer_length; 573 __be32 write_ioadl_addr; 574 __be32 ioadl_len; 575 __be32 read_ioadl_addr; 576 __be32 read_ioadl_len; 577 578 __be32 ioasa_host_pci_addr; 579 __be16 ioasa_len; 580 __be16 reserved4; 581 582 struct ipr_cmd_pkt cmd_pkt; 583 584 __be16 add_cmd_parms_offset; 585 __be16 add_cmd_parms_len; 586 587 union { 588 struct ipr_ioarcb_add_data add_data; 589 struct ipr_ioarcb_sis64_add_addr_ecb sis64_addr_data; 590 } u; 591 592}__attribute__((packed, aligned (4))); 593 594struct ipr_ioasa_vset { 595 __be32 failing_lba_hi; 596 __be32 failing_lba_lo; 597 __be32 reserved; 598}__attribute__((packed, aligned (4))); 599 600struct ipr_ioasa_af_dasd { 601 __be32 failing_lba; 602 __be32 reserved[2]; 603}__attribute__((packed, aligned (4))); 604 605struct ipr_ioasa_gpdd { 606 u8 end_state; 607 u8 bus_phase; 608 __be16 reserved; 609 __be32 ioa_data[2]; 610}__attribute__((packed, aligned (4))); 611 612struct ipr_ioasa_gata { 613 u8 error; 614 u8 nsect; /* Interrupt reason */ 615 u8 lbal; 616 u8 lbam; 617 u8 lbah; 618 u8 device; 619 u8 status; 620 u8 alt_status; /* ATA CTL */ 621 u8 hob_nsect; 622 u8 hob_lbal; 623 u8 hob_lbam; 624 u8 hob_lbah; 625}__attribute__((packed, aligned (4))); 626 627struct ipr_auto_sense { 628 __be16 auto_sense_len; 629 __be16 ioa_data_len; 630 __be32 data[SCSI_SENSE_BUFFERSIZE/sizeof(__be32)]; 631}; 632 633struct ipr_ioasa_hdr { 634 __be32 ioasc; 635#define IPR_IOASC_SENSE_KEY(ioasc) ((ioasc) >> 24) 636#define IPR_IOASC_SENSE_CODE(ioasc) (((ioasc) & 0x00ff0000) >> 16) 637#define IPR_IOASC_SENSE_QUAL(ioasc) (((ioasc) & 0x0000ff00) >> 8) 638#define IPR_IOASC_SENSE_STATUS(ioasc) ((ioasc) & 0x000000ff) 639 640 __be16 ret_stat_len; /* Length of the returned IOASA */ 641 642 __be16 avail_stat_len; /* Total Length of status available. */ 643 644 __be32 residual_data_len; /* number of bytes in the host data */ 645 /* buffers that were not used by the IOARCB command. */ 646 647 __be32 ilid; 648#define IPR_NO_ILID 0 649#define IPR_DRIVER_ILID 0xffffffff 650 651 __be32 fd_ioasc; 652 653 __be32 fd_phys_locator; 654 655 __be32 fd_res_handle; 656 657 __be32 ioasc_specific; /* status code specific field */ 658#define IPR_ADDITIONAL_STATUS_FMT 0x80000000 659#define IPR_AUTOSENSE_VALID 0x40000000 660#define IPR_ATA_DEVICE_WAS_RESET 0x20000000 661#define IPR_IOASC_SPECIFIC_MASK 0x00ffffff 662#define IPR_FIELD_POINTER_VALID (0x80000000 >> 8) 663#define IPR_FIELD_POINTER_MASK 0x0000ffff 664 665}__attribute__((packed, aligned (4))); 666 667struct ipr_ioasa { 668 struct ipr_ioasa_hdr hdr; 669 670 union { 671 struct ipr_ioasa_vset vset; 672 struct ipr_ioasa_af_dasd dasd; 673 struct ipr_ioasa_gpdd gpdd; 674 struct ipr_ioasa_gata gata; 675 } u; 676 677 struct ipr_auto_sense auto_sense; 678}__attribute__((packed, aligned (4))); 679 680struct ipr_ioasa64 { 681 struct ipr_ioasa_hdr hdr; 682 u8 fd_res_path[8]; 683 684 union { 685 struct ipr_ioasa_vset vset; 686 struct ipr_ioasa_af_dasd dasd; 687 struct ipr_ioasa_gpdd gpdd; 688 struct ipr_ioasa_gata gata; 689 } u; 690 691 struct ipr_auto_sense auto_sense; 692}__attribute__((packed, aligned (4))); 693 694struct ipr_mode_parm_hdr { 695 u8 length; 696 u8 medium_type; 697 u8 device_spec_parms; 698 u8 block_desc_len; 699}__attribute__((packed)); 700 701struct ipr_mode_pages { 702 struct ipr_mode_parm_hdr hdr; 703 u8 data[255 - sizeof(struct ipr_mode_parm_hdr)]; 704}__attribute__((packed)); 705 706struct ipr_mode_page_hdr { 707 u8 ps_page_code; 708#define IPR_MODE_PAGE_PS 0x80 709#define IPR_GET_MODE_PAGE_CODE(hdr) ((hdr)->ps_page_code & 0x3F) 710 u8 page_length; 711}__attribute__ ((packed)); 712 713struct ipr_dev_bus_entry { 714 struct ipr_res_addr res_addr; 715 u8 flags; 716#define IPR_SCSI_ATTR_ENABLE_QAS 0x80 717#define IPR_SCSI_ATTR_DISABLE_QAS 0x40 718#define IPR_SCSI_ATTR_QAS_MASK 0xC0 719#define IPR_SCSI_ATTR_ENABLE_TM 0x20 720#define IPR_SCSI_ATTR_NO_TERM_PWR 0x10 721#define IPR_SCSI_ATTR_TM_SUPPORTED 0x08 722#define IPR_SCSI_ATTR_LVD_TO_SE_NOT_ALLOWED 0x04 723 724 u8 scsi_id; 725 u8 bus_width; 726 u8 extended_reset_delay; 727#define IPR_EXTENDED_RESET_DELAY 7 728 729 __be32 max_xfer_rate; 730 731 u8 spinup_delay; 732 u8 reserved3; 733 __be16 reserved4; 734}__attribute__((packed, aligned (4))); 735 736struct ipr_mode_page28 { 737 struct ipr_mode_page_hdr hdr; 738 u8 num_entries; 739 u8 entry_length; 740 struct ipr_dev_bus_entry bus[0]; 741}__attribute__((packed)); 742 743struct ipr_mode_page24 { 744 struct ipr_mode_page_hdr hdr; 745 u8 flags; 746#define IPR_ENABLE_DUAL_IOA_AF 0x80 747}__attribute__((packed)); 748 749struct ipr_ioa_vpd { 750 struct ipr_std_inq_data std_inq_data; 751 u8 ascii_part_num[12]; 752 u8 reserved[40]; 753 u8 ascii_plant_code[4]; 754}__attribute__((packed)); 755 756struct ipr_inquiry_page3 { 757 u8 peri_qual_dev_type; 758 u8 page_code; 759 u8 reserved1; 760 u8 page_length; 761 u8 ascii_len; 762 u8 reserved2[3]; 763 u8 load_id[4]; 764 u8 major_release; 765 u8 card_type; 766 u8 minor_release[2]; 767 u8 ptf_number[4]; 768 u8 patch_number[4]; 769}__attribute__((packed)); 770 771struct ipr_inquiry_cap { 772 u8 peri_qual_dev_type; 773 u8 page_code; 774 u8 reserved1; 775 u8 page_length; 776 u8 ascii_len; 777 u8 reserved2; 778 u8 sis_version[2]; 779 u8 cap; 780#define IPR_CAP_DUAL_IOA_RAID 0x80 781 u8 reserved3[15]; 782}__attribute__((packed)); 783 784#define IPR_INQUIRY_PAGE0_ENTRIES 20 785struct ipr_inquiry_page0 { 786 u8 peri_qual_dev_type; 787 u8 page_code; 788 u8 reserved1; 789 u8 len; 790 u8 page[IPR_INQUIRY_PAGE0_ENTRIES]; 791}__attribute__((packed)); 792 793struct ipr_hostrcb_device_data_entry { 794 struct ipr_vpd vpd; 795 struct ipr_res_addr dev_res_addr; 796 struct ipr_vpd new_vpd; 797 struct ipr_vpd ioa_last_with_dev_vpd; 798 struct ipr_vpd cfc_last_with_dev_vpd; 799 __be32 ioa_data[5]; 800}__attribute__((packed, aligned (4))); 801 802struct ipr_hostrcb_device_data_entry_enhanced { 803 struct ipr_ext_vpd vpd; 804 u8 ccin[4]; 805 struct ipr_res_addr dev_res_addr; 806 struct ipr_ext_vpd new_vpd; 807 u8 new_ccin[4]; 808 struct ipr_ext_vpd ioa_last_with_dev_vpd; 809 struct ipr_ext_vpd cfc_last_with_dev_vpd; 810}__attribute__((packed, aligned (4))); 811 812struct ipr_hostrcb64_device_data_entry_enhanced { 813 struct ipr_ext_vpd vpd; 814 u8 ccin[4]; 815 u8 res_path[8]; 816 struct ipr_ext_vpd new_vpd; 817 u8 new_ccin[4]; 818 struct ipr_ext_vpd ioa_last_with_dev_vpd; 819 struct ipr_ext_vpd cfc_last_with_dev_vpd; 820}__attribute__((packed, aligned (4))); 821 822struct ipr_hostrcb_array_data_entry { 823 struct ipr_vpd vpd; 824 struct ipr_res_addr expected_dev_res_addr; 825 struct ipr_res_addr dev_res_addr; 826}__attribute__((packed, aligned (4))); 827 828struct ipr_hostrcb64_array_data_entry { 829 struct ipr_ext_vpd vpd; 830 u8 ccin[4]; 831 u8 expected_res_path[8]; 832 u8 res_path[8]; 833}__attribute__((packed, aligned (4))); 834 835struct ipr_hostrcb_array_data_entry_enhanced { 836 struct ipr_ext_vpd vpd; 837 u8 ccin[4]; 838 struct ipr_res_addr expected_dev_res_addr; 839 struct ipr_res_addr dev_res_addr; 840}__attribute__((packed, aligned (4))); 841 842struct ipr_hostrcb_type_ff_error { 843 __be32 ioa_data[758]; 844}__attribute__((packed, aligned (4))); 845 846struct ipr_hostrcb_type_01_error { 847 __be32 seek_counter; 848 __be32 read_counter; 849 u8 sense_data[32]; 850 __be32 ioa_data[236]; 851}__attribute__((packed, aligned (4))); 852 853struct ipr_hostrcb_type_02_error { 854 struct ipr_vpd ioa_vpd; 855 struct ipr_vpd cfc_vpd; 856 struct ipr_vpd ioa_last_attached_to_cfc_vpd; 857 struct ipr_vpd cfc_last_attached_to_ioa_vpd; 858 __be32 ioa_data[3]; 859}__attribute__((packed, aligned (4))); 860 861struct ipr_hostrcb_type_12_error { 862 struct ipr_ext_vpd ioa_vpd; 863 struct ipr_ext_vpd cfc_vpd; 864 struct ipr_ext_vpd ioa_last_attached_to_cfc_vpd; 865 struct ipr_ext_vpd cfc_last_attached_to_ioa_vpd; 866 __be32 ioa_data[3]; 867}__attribute__((packed, aligned (4))); 868 869struct ipr_hostrcb_type_03_error { 870 struct ipr_vpd ioa_vpd; 871 struct ipr_vpd cfc_vpd; 872 __be32 errors_detected; 873 __be32 errors_logged; 874 u8 ioa_data[12]; 875 struct ipr_hostrcb_device_data_entry dev[3]; 876}__attribute__((packed, aligned (4))); 877 878struct ipr_hostrcb_type_13_error { 879 struct ipr_ext_vpd ioa_vpd; 880 struct ipr_ext_vpd cfc_vpd; 881 __be32 errors_detected; 882 __be32 errors_logged; 883 struct ipr_hostrcb_device_data_entry_enhanced dev[3]; 884}__attribute__((packed, aligned (4))); 885 886struct ipr_hostrcb_type_23_error { 887 struct ipr_ext_vpd ioa_vpd; 888 struct ipr_ext_vpd cfc_vpd; 889 __be32 errors_detected; 890 __be32 errors_logged; 891 struct ipr_hostrcb64_device_data_entry_enhanced dev[3]; 892}__attribute__((packed, aligned (4))); 893 894struct ipr_hostrcb_type_04_error { 895 struct ipr_vpd ioa_vpd; 896 struct ipr_vpd cfc_vpd; 897 u8 ioa_data[12]; 898 struct ipr_hostrcb_array_data_entry array_member[10]; 899 __be32 exposed_mode_adn; 900 __be32 array_id; 901 struct ipr_vpd incomp_dev_vpd; 902 __be32 ioa_data2; 903 struct ipr_hostrcb_array_data_entry array_member2[8]; 904 struct ipr_res_addr last_func_vset_res_addr; 905 u8 vset_serial_num[IPR_SERIAL_NUM_LEN]; 906 u8 protection_level[8]; 907}__attribute__((packed, aligned (4))); 908 909struct ipr_hostrcb_type_14_error { 910 struct ipr_ext_vpd ioa_vpd; 911 struct ipr_ext_vpd cfc_vpd; 912 __be32 exposed_mode_adn; 913 __be32 array_id; 914 struct ipr_res_addr last_func_vset_res_addr; 915 u8 vset_serial_num[IPR_SERIAL_NUM_LEN]; 916 u8 protection_level[8]; 917 __be32 num_entries; 918 struct ipr_hostrcb_array_data_entry_enhanced array_member[18]; 919}__attribute__((packed, aligned (4))); 920 921struct ipr_hostrcb_type_24_error { 922 struct ipr_ext_vpd ioa_vpd; 923 struct ipr_ext_vpd cfc_vpd; 924 u8 reserved[2]; 925 u8 exposed_mode_adn; 926#define IPR_INVALID_ARRAY_DEV_NUM 0xff 927 u8 array_id; 928 u8 last_res_path[8]; 929 u8 protection_level[8]; 930 struct ipr_ext_vpd64 array_vpd; 931 u8 description[16]; 932 u8 reserved2[3]; 933 u8 num_entries; 934 struct ipr_hostrcb64_array_data_entry array_member[32]; 935}__attribute__((packed, aligned (4))); 936 937struct ipr_hostrcb_type_07_error { 938 u8 failure_reason[64]; 939 struct ipr_vpd vpd; 940 u32 data[222]; 941}__attribute__((packed, aligned (4))); 942 943struct ipr_hostrcb_type_17_error { 944 u8 failure_reason[64]; 945 struct ipr_ext_vpd vpd; 946 u32 data[476]; 947}__attribute__((packed, aligned (4))); 948 949struct ipr_hostrcb_config_element { 950 u8 type_status; 951#define IPR_PATH_CFG_TYPE_MASK 0xF0 952#define IPR_PATH_CFG_NOT_EXIST 0x00 953#define IPR_PATH_CFG_IOA_PORT 0x10 954#define IPR_PATH_CFG_EXP_PORT 0x20 955#define IPR_PATH_CFG_DEVICE_PORT 0x30 956#define IPR_PATH_CFG_DEVICE_LUN 0x40 957 958#define IPR_PATH_CFG_STATUS_MASK 0x0F 959#define IPR_PATH_CFG_NO_PROB 0x00 960#define IPR_PATH_CFG_DEGRADED 0x01 961#define IPR_PATH_CFG_FAILED 0x02 962#define IPR_PATH_CFG_SUSPECT 0x03 963#define IPR_PATH_NOT_DETECTED 0x04 964#define IPR_PATH_INCORRECT_CONN 0x05 965 966 u8 cascaded_expander; 967 u8 phy; 968 u8 link_rate; 969#define IPR_PHY_LINK_RATE_MASK 0x0F 970 971 __be32 wwid[2]; 972}__attribute__((packed, aligned (4))); 973 974struct ipr_hostrcb64_config_element { 975 __be16 length; 976 u8 descriptor_id; 977#define IPR_DESCRIPTOR_MASK 0xC0 978#define IPR_DESCRIPTOR_SIS64 0x00 979 980 u8 reserved; 981 u8 type_status; 982 983 u8 reserved2[2]; 984 u8 link_rate; 985 986 u8 res_path[8]; 987 __be32 wwid[2]; 988}__attribute__((packed, aligned (8))); 989 990struct ipr_hostrcb_fabric_desc { 991 __be16 length; 992 u8 ioa_port; 993 u8 cascaded_expander; 994 u8 phy; 995 u8 path_state; 996#define IPR_PATH_ACTIVE_MASK 0xC0 997#define IPR_PATH_NO_INFO 0x00 998#define IPR_PATH_ACTIVE 0x40 999#define IPR_PATH_NOT_ACTIVE 0x80 1000 1001#define IPR_PATH_STATE_MASK 0x0F 1002#define IPR_PATH_STATE_NO_INFO 0x00 1003#define IPR_PATH_HEALTHY 0x01 1004#define IPR_PATH_DEGRADED 0x02 1005#define IPR_PATH_FAILED 0x03 1006 1007 __be16 num_entries; 1008 struct ipr_hostrcb_config_element elem[1]; 1009}__attribute__((packed, aligned (4))); 1010 1011struct ipr_hostrcb64_fabric_desc { 1012 __be16 length; 1013 u8 descriptor_id; 1014 1015 u8 reserved[2]; 1016 u8 path_state; 1017 1018 u8 reserved2[2]; 1019 u8 res_path[8]; 1020 u8 reserved3[6]; 1021 __be16 num_entries; 1022 struct ipr_hostrcb64_config_element elem[1]; 1023}__attribute__((packed, aligned (8))); 1024 1025#define for_each_fabric_cfg(fabric, cfg) \ 1026 for (cfg = (fabric)->elem; \ 1027 cfg < ((fabric)->elem + be16_to_cpu((fabric)->num_entries)); \ 1028 cfg++) 1029 1030struct ipr_hostrcb_type_20_error { 1031 u8 failure_reason[64]; 1032 u8 reserved[3]; 1033 u8 num_entries; 1034 struct ipr_hostrcb_fabric_desc desc[1]; 1035}__attribute__((packed, aligned (4))); 1036 1037struct ipr_hostrcb_type_30_error { 1038 u8 failure_reason[64]; 1039 u8 reserved[3]; 1040 u8 num_entries; 1041 struct ipr_hostrcb64_fabric_desc desc[1]; 1042}__attribute__((packed, aligned (4))); 1043 1044struct ipr_hostrcb_error { 1045 __be32 fd_ioasc; 1046 struct ipr_res_addr fd_res_addr; 1047 __be32 fd_res_handle; 1048 __be32 prc; 1049 union { 1050 struct ipr_hostrcb_type_ff_error type_ff_error; 1051 struct ipr_hostrcb_type_01_error type_01_error; 1052 struct ipr_hostrcb_type_02_error type_02_error; 1053 struct ipr_hostrcb_type_03_error type_03_error; 1054 struct ipr_hostrcb_type_04_error type_04_error; 1055 struct ipr_hostrcb_type_07_error type_07_error; 1056 struct ipr_hostrcb_type_12_error type_12_error; 1057 struct ipr_hostrcb_type_13_error type_13_error; 1058 struct ipr_hostrcb_type_14_error type_14_error; 1059 struct ipr_hostrcb_type_17_error type_17_error; 1060 struct ipr_hostrcb_type_20_error type_20_error; 1061 } u; 1062}__attribute__((packed, aligned (4))); 1063 1064struct ipr_hostrcb64_error { 1065 __be32 fd_ioasc; 1066 __be32 ioa_fw_level; 1067 __be32 fd_res_handle; 1068 __be32 prc; 1069 __be64 fd_dev_id; 1070 __be64 fd_lun; 1071 u8 fd_res_path[8]; 1072 __be64 time_stamp; 1073 u8 reserved[16]; 1074 union { 1075 struct ipr_hostrcb_type_ff_error type_ff_error; 1076 struct ipr_hostrcb_type_12_error type_12_error; 1077 struct ipr_hostrcb_type_17_error type_17_error; 1078 struct ipr_hostrcb_type_23_error type_23_error; 1079 struct ipr_hostrcb_type_24_error type_24_error; 1080 struct ipr_hostrcb_type_30_error type_30_error; 1081 } u; 1082}__attribute__((packed, aligned (8))); 1083 1084struct ipr_hostrcb_raw { 1085 __be32 data[sizeof(struct ipr_hostrcb_error)/sizeof(__be32)]; 1086}__attribute__((packed, aligned (4))); 1087 1088struct ipr_hcam { 1089 u8 op_code; 1090#define IPR_HOST_RCB_OP_CODE_CONFIG_CHANGE 0xE1 1091#define IPR_HOST_RCB_OP_CODE_LOG_DATA 0xE2 1092 1093 u8 notify_type; 1094#define IPR_HOST_RCB_NOTIF_TYPE_EXISTING_CHANGED 0x00 1095#define IPR_HOST_RCB_NOTIF_TYPE_NEW_ENTRY 0x01 1096#define IPR_HOST_RCB_NOTIF_TYPE_REM_ENTRY 0x02 1097#define IPR_HOST_RCB_NOTIF_TYPE_ERROR_LOG_ENTRY 0x10 1098#define IPR_HOST_RCB_NOTIF_TYPE_INFORMATION_ENTRY 0x11 1099 1100 u8 notifications_lost; 1101#define IPR_HOST_RCB_NO_NOTIFICATIONS_LOST 0 1102#define IPR_HOST_RCB_NOTIFICATIONS_LOST 0x80 1103 1104 u8 flags; 1105#define IPR_HOSTRCB_INTERNAL_OPER 0x80 1106#define IPR_HOSTRCB_ERR_RESP_SENT 0x40 1107 1108 u8 overlay_id; 1109#define IPR_HOST_RCB_OVERLAY_ID_1 0x01 1110#define IPR_HOST_RCB_OVERLAY_ID_2 0x02 1111#define IPR_HOST_RCB_OVERLAY_ID_3 0x03 1112#define IPR_HOST_RCB_OVERLAY_ID_4 0x04 1113#define IPR_HOST_RCB_OVERLAY_ID_6 0x06 1114#define IPR_HOST_RCB_OVERLAY_ID_7 0x07 1115#define IPR_HOST_RCB_OVERLAY_ID_12 0x12 1116#define IPR_HOST_RCB_OVERLAY_ID_13 0x13 1117#define IPR_HOST_RCB_OVERLAY_ID_14 0x14 1118#define IPR_HOST_RCB_OVERLAY_ID_16 0x16 1119#define IPR_HOST_RCB_OVERLAY_ID_17 0x17 1120#define IPR_HOST_RCB_OVERLAY_ID_20 0x20 1121#define IPR_HOST_RCB_OVERLAY_ID_23 0x23 1122#define IPR_HOST_RCB_OVERLAY_ID_24 0x24 1123#define IPR_HOST_RCB_OVERLAY_ID_26 0x26 1124#define IPR_HOST_RCB_OVERLAY_ID_30 0x30 1125#define IPR_HOST_RCB_OVERLAY_ID_DEFAULT 0xFF 1126 1127 u8 reserved1[3]; 1128 __be32 ilid; 1129 __be32 time_since_last_ioa_reset; 1130 __be32 reserved2; 1131 __be32 length; 1132 1133 union { 1134 struct ipr_hostrcb_error error; 1135 struct ipr_hostrcb64_error error64; 1136 struct ipr_hostrcb_cfg_ch_not ccn; 1137 struct ipr_hostrcb_raw raw; 1138 } u; 1139}__attribute__((packed, aligned (4))); 1140 1141struct ipr_hostrcb { 1142 struct ipr_hcam hcam; 1143 dma_addr_t hostrcb_dma; 1144 struct list_head queue; 1145 struct ipr_ioa_cfg *ioa_cfg; 1146 char rp_buffer[IPR_MAX_RES_PATH_LENGTH]; 1147}; 1148 1149/* IPR smart dump table structures */ 1150struct ipr_sdt_entry { 1151 __be32 start_token; 1152 __be32 end_token; 1153 u8 reserved[4]; 1154 1155 u8 flags; 1156#define IPR_SDT_ENDIAN 0x80 1157#define IPR_SDT_VALID_ENTRY 0x20 1158 1159 u8 resv; 1160 __be16 priority; 1161}__attribute__((packed, aligned (4))); 1162 1163struct ipr_sdt_header { 1164 __be32 state; 1165 __be32 num_entries; 1166 __be32 num_entries_used; 1167 __be32 dump_size; 1168}__attribute__((packed, aligned (4))); 1169 1170struct ipr_sdt { 1171 struct ipr_sdt_header hdr; 1172 struct ipr_sdt_entry entry[IPR_FMT3_NUM_SDT_ENTRIES]; 1173}__attribute__((packed, aligned (4))); 1174 1175struct ipr_uc_sdt { 1176 struct ipr_sdt_header hdr; 1177 struct ipr_sdt_entry entry[1]; 1178}__attribute__((packed, aligned (4))); 1179 1180/* 1181 * Driver types 1182 */ 1183struct ipr_bus_attributes { 1184 u8 bus; 1185 u8 qas_enabled; 1186 u8 bus_width; 1187 u8 reserved; 1188 u32 max_xfer_rate; 1189}; 1190 1191struct ipr_sata_port { 1192 struct ipr_ioa_cfg *ioa_cfg; 1193 struct ata_port *ap; 1194 struct ipr_resource_entry *res; 1195 struct ipr_ioasa_gata ioasa; 1196}; 1197 1198struct ipr_resource_entry { 1199 u8 needs_sync_complete:1; 1200 u8 in_erp:1; 1201 u8 add_to_ml:1; 1202 u8 del_from_ml:1; 1203 u8 resetting_device:1; 1204 1205 u32 bus; /* AKA channel */ 1206 u32 target; /* AKA id */ 1207 u32 lun; 1208#define IPR_ARRAY_VIRTUAL_BUS 0x1 1209#define IPR_VSET_VIRTUAL_BUS 0x2 1210#define IPR_IOAFP_VIRTUAL_BUS 0x3 1211 1212#define IPR_GET_RES_PHYS_LOC(res) \ 1213 (((res)->bus << 24) | ((res)->target << 8) | (res)->lun) 1214 1215 u8 ata_class; 1216 1217 u8 flags; 1218 __be16 res_flags; 1219 1220 u8 type; 1221 1222 u8 qmodel; 1223 struct ipr_std_inq_data std_inq_data; 1224 1225 __be32 res_handle; 1226 __be64 dev_id; 1227 __be64 lun_wwn; 1228 struct scsi_lun dev_lun; 1229 u8 res_path[8]; 1230 1231 struct ipr_ioa_cfg *ioa_cfg; 1232 struct scsi_device *sdev; 1233 struct ipr_sata_port *sata_port; 1234 struct list_head queue; 1235}; /* struct ipr_resource_entry */ 1236 1237struct ipr_resource_hdr { 1238 u16 num_entries; 1239 u16 reserved; 1240}; 1241 1242struct ipr_misc_cbs { 1243 struct ipr_ioa_vpd ioa_vpd; 1244 struct ipr_inquiry_page0 page0_data; 1245 struct ipr_inquiry_page3 page3_data; 1246 struct ipr_inquiry_cap cap; 1247 struct ipr_mode_pages mode_pages; 1248 struct ipr_supported_device supp_dev; 1249}; 1250 1251struct ipr_interrupt_offsets { 1252 unsigned long set_interrupt_mask_reg; 1253 unsigned long clr_interrupt_mask_reg; 1254 unsigned long clr_interrupt_mask_reg32; 1255 unsigned long sense_interrupt_mask_reg; 1256 unsigned long sense_interrupt_mask_reg32; 1257 unsigned long clr_interrupt_reg; 1258 unsigned long clr_interrupt_reg32; 1259 1260 unsigned long sense_interrupt_reg; 1261 unsigned long sense_interrupt_reg32; 1262 unsigned long ioarrin_reg; 1263 unsigned long sense_uproc_interrupt_reg; 1264 unsigned long sense_uproc_interrupt_reg32; 1265 unsigned long set_uproc_interrupt_reg; 1266 unsigned long set_uproc_interrupt_reg32; 1267 unsigned long clr_uproc_interrupt_reg; 1268 unsigned long clr_uproc_interrupt_reg32; 1269 1270 unsigned long init_feedback_reg; 1271 1272 unsigned long dump_addr_reg; 1273 unsigned long dump_data_reg; 1274 1275#define IPR_ENDIAN_SWAP_KEY 0x00080800 1276 unsigned long endian_swap_reg; 1277}; 1278 1279struct ipr_interrupts { 1280 void __iomem *set_interrupt_mask_reg; 1281 void __iomem *clr_interrupt_mask_reg; 1282 void __iomem *clr_interrupt_mask_reg32; 1283 void __iomem *sense_interrupt_mask_reg; 1284 void __iomem *sense_interrupt_mask_reg32; 1285 void __iomem *clr_interrupt_reg; 1286 void __iomem *clr_interrupt_reg32; 1287 1288 void __iomem *sense_interrupt_reg; 1289 void __iomem *sense_interrupt_reg32; 1290 void __iomem *ioarrin_reg; 1291 void __iomem *sense_uproc_interrupt_reg; 1292 void __iomem *sense_uproc_interrupt_reg32; 1293 void __iomem *set_uproc_interrupt_reg; 1294 void __iomem *set_uproc_interrupt_reg32; 1295 void __iomem *clr_uproc_interrupt_reg; 1296 void __iomem *clr_uproc_interrupt_reg32; 1297 1298 void __iomem *init_feedback_reg; 1299 1300 void __iomem *dump_addr_reg; 1301 void __iomem *dump_data_reg; 1302 1303 void __iomem *endian_swap_reg; 1304}; 1305 1306struct ipr_chip_cfg_t { 1307 u32 mailbox; 1308 u16 max_cmds; 1309 u8 cache_line_size; 1310 u8 clear_isr; 1311 struct ipr_interrupt_offsets regs; 1312}; 1313 1314struct ipr_chip_t { 1315 u16 vendor; 1316 u16 device; 1317 u16 intr_type; 1318#define IPR_USE_LSI 0x00 1319#define IPR_USE_MSI 0x01 1320 u16 sis_type; 1321#define IPR_SIS32 0x00 1322#define IPR_SIS64 0x01 1323 u16 bist_method; 1324#define IPR_PCI_CFG 0x00 1325#define IPR_MMIO 0x01 1326 const struct ipr_chip_cfg_t *cfg; 1327}; 1328 1329enum ipr_shutdown_type { 1330 IPR_SHUTDOWN_NORMAL = 0x00, 1331 IPR_SHUTDOWN_PREPARE_FOR_NORMAL = 0x40, 1332 IPR_SHUTDOWN_ABBREV = 0x80, 1333 IPR_SHUTDOWN_NONE = 0x100 1334}; 1335 1336struct ipr_trace_entry { 1337 u32 time; 1338 1339 u8 op_code; 1340 u8 ata_op_code; 1341 u8 type; 1342#define IPR_TRACE_START 0x00 1343#define IPR_TRACE_FINISH 0xff 1344 u8 cmd_index; 1345 1346 __be32 res_handle; 1347 union { 1348 u32 ioasc; 1349 u32 add_data; 1350 u32 res_addr; 1351 } u; 1352}; 1353 1354struct ipr_sglist { 1355 u32 order; 1356 u32 num_sg; 1357 u32 num_dma_sg; 1358 u32 buffer_len; 1359 struct scatterlist scatterlist[1]; 1360}; 1361 1362enum ipr_sdt_state { 1363 INACTIVE, 1364 WAIT_FOR_DUMP, 1365 GET_DUMP, 1366 READ_DUMP, 1367 ABORT_DUMP, 1368 DUMP_OBTAINED 1369}; 1370 1371/* Per-controller data */ 1372struct ipr_ioa_cfg { 1373 char eye_catcher[8]; 1374#define IPR_EYECATCHER "iprcfg" 1375 1376 struct list_head queue; 1377 1378 u8 allow_interrupts:1; 1379 u8 in_reset_reload:1; 1380 u8 in_ioa_bringdown:1; 1381 u8 ioa_unit_checked:1; 1382 u8 ioa_is_dead:1; 1383 u8 dump_taken:1; 1384 u8 allow_cmds:1; 1385 u8 allow_ml_add_del:1; 1386 u8 needs_hard_reset:1; 1387 u8 dual_raid:1; 1388 u8 needs_warm_reset:1; 1389 u8 msi_received:1; 1390 u8 sis64:1; 1391 u8 dump_timeout:1; 1392 u8 cfg_locked:1; 1393 u8 clear_isr:1; 1394 1395 u8 revid; 1396 1397 /* 1398 * Bitmaps for SIS64 generated target values 1399 */ 1400 unsigned long *target_ids; 1401 unsigned long *array_ids; 1402 unsigned long *vset_ids; 1403 1404 u16 type; /* CCIN of the card */ 1405 1406 u8 log_level; 1407#define IPR_MAX_LOG_LEVEL 4 1408#define IPR_DEFAULT_LOG_LEVEL 2 1409 1410#define IPR_NUM_TRACE_INDEX_BITS 8 1411#define IPR_NUM_TRACE_ENTRIES (1 << IPR_NUM_TRACE_INDEX_BITS) 1412#define IPR_TRACE_SIZE (sizeof(struct ipr_trace_entry) * IPR_NUM_TRACE_ENTRIES) 1413 char trace_start[8]; 1414#define IPR_TRACE_START_LABEL "trace" 1415 struct ipr_trace_entry *trace; 1416 u32 trace_index:IPR_NUM_TRACE_INDEX_BITS; 1417 1418 /* 1419 * Queue for free command blocks 1420 */ 1421 char ipr_free_label[8]; 1422#define IPR_FREEQ_LABEL "free-q" 1423 struct list_head free_q; 1424 1425 /* 1426 * Queue for command blocks outstanding to the adapter 1427 */ 1428 char ipr_pending_label[8]; 1429#define IPR_PENDQ_LABEL "pend-q" 1430 struct list_head pending_q; 1431 1432 char cfg_table_start[8]; 1433#define IPR_CFG_TBL_START "cfg" 1434 union { 1435 struct ipr_config_table *cfg_table; 1436 struct ipr_config_table64 *cfg_table64; 1437 } u; 1438 dma_addr_t cfg_table_dma; 1439 u32 cfg_table_size; 1440 u32 max_devs_supported; 1441 1442 char resource_table_label[8]; 1443#define IPR_RES_TABLE_LABEL "res_tbl" 1444 struct ipr_resource_entry *res_entries; 1445 struct list_head free_res_q; 1446 struct list_head used_res_q; 1447 1448 char ipr_hcam_label[8]; 1449#define IPR_HCAM_LABEL "hcams" 1450 struct ipr_hostrcb *hostrcb[IPR_NUM_HCAMS]; 1451 dma_addr_t hostrcb_dma[IPR_NUM_HCAMS]; 1452 struct list_head hostrcb_free_q; 1453 struct list_head hostrcb_pending_q; 1454 1455 __be32 *host_rrq; 1456 dma_addr_t host_rrq_dma; 1457#define IPR_HRRQ_REQ_RESP_HANDLE_MASK 0xfffffffc 1458#define IPR_HRRQ_RESP_BIT_SET 0x00000002 1459#define IPR_HRRQ_TOGGLE_BIT 0x00000001 1460#define IPR_HRRQ_REQ_RESP_HANDLE_SHIFT 2 1461 volatile __be32 *hrrq_start; 1462 volatile __be32 *hrrq_end; 1463 volatile __be32 *hrrq_curr; 1464 volatile u32 toggle_bit; 1465 1466 struct ipr_bus_attributes bus_attr[IPR_MAX_NUM_BUSES]; 1467 1468 unsigned int transop_timeout; 1469 const struct ipr_chip_cfg_t *chip_cfg; 1470 const struct ipr_chip_t *ipr_chip; 1471 1472 void __iomem *hdw_dma_regs; /* iomapped PCI memory space */ 1473 unsigned long hdw_dma_regs_pci; /* raw PCI memory space */ 1474 void __iomem *ioa_mailbox; 1475 struct ipr_interrupts regs; 1476 1477 u16 saved_pcix_cmd_reg; 1478 u16 reset_retries; 1479 1480 u32 errors_logged; 1481 u32 doorbell; 1482 1483 struct Scsi_Host *host; 1484 struct pci_dev *pdev; 1485 struct ipr_sglist *ucode_sglist; 1486 u8 saved_mode_page_len; 1487 1488 struct work_struct work_q; 1489 1490 wait_queue_head_t reset_wait_q; 1491 wait_queue_head_t msi_wait_q; 1492 1493 struct ipr_dump *dump; 1494 enum ipr_sdt_state sdt_state; 1495 1496 struct ipr_misc_cbs *vpd_cbs; 1497 dma_addr_t vpd_cbs_dma; 1498 1499 struct pci_pool *ipr_cmd_pool; 1500 1501 struct ipr_cmnd *reset_cmd; 1502 int (*reset) (struct ipr_cmnd *); 1503 1504 struct ata_host ata_host; 1505 char ipr_cmd_label[8]; 1506#define IPR_CMD_LABEL "ipr_cmd" 1507 u32 max_cmds; 1508 struct ipr_cmnd **ipr_cmnd_list; 1509 dma_addr_t *ipr_cmnd_list_dma; 1510}; /* struct ipr_ioa_cfg */ 1511 1512struct ipr_cmnd { 1513 struct ipr_ioarcb ioarcb; 1514 union { 1515 struct ipr_ioadl_desc ioadl[IPR_NUM_IOADL_ENTRIES]; 1516 struct ipr_ioadl64_desc ioadl64[IPR_NUM_IOADL_ENTRIES]; 1517 struct ipr_ata64_ioadl ata_ioadl; 1518 } i; 1519 union { 1520 struct ipr_ioasa ioasa; 1521 struct ipr_ioasa64 ioasa64; 1522 } s; 1523 struct list_head queue; 1524 struct scsi_cmnd *scsi_cmd; 1525 struct ata_queued_cmd *qc; 1526 struct completion completion; 1527 struct timer_list timer; 1528 void (*done) (struct ipr_cmnd *); 1529 int (*job_step) (struct ipr_cmnd *); 1530 int (*job_step_failed) (struct ipr_cmnd *); 1531 u16 cmd_index; 1532 u8 sense_buffer[SCSI_SENSE_BUFFERSIZE]; 1533 dma_addr_t sense_buffer_dma; 1534 unsigned short dma_use_sg; 1535 dma_addr_t dma_addr; 1536 struct ipr_cmnd *sibling; 1537 union { 1538 enum ipr_shutdown_type shutdown_type; 1539 struct ipr_hostrcb *hostrcb; 1540 unsigned long time_left; 1541 unsigned long scratch; 1542 struct ipr_resource_entry *res; 1543 struct scsi_device *sdev; 1544 } u; 1545 1546 struct ipr_ioa_cfg *ioa_cfg; 1547}; 1548 1549struct ipr_ses_table_entry { 1550 char product_id[17]; 1551 char compare_product_id_byte[17]; 1552 u32 max_bus_speed_limit; /* MB/sec limit for this backplane */ 1553}; 1554 1555struct ipr_dump_header { 1556 u32 eye_catcher; 1557#define IPR_DUMP_EYE_CATCHER 0xC5D4E3F2 1558 u32 len; 1559 u32 num_entries; 1560 u32 first_entry_offset; 1561 u32 status; 1562#define IPR_DUMP_STATUS_SUCCESS 0 1563#define IPR_DUMP_STATUS_QUAL_SUCCESS 2 1564#define IPR_DUMP_STATUS_FAILED 0xffffffff 1565 u32 os; 1566#define IPR_DUMP_OS_LINUX 0x4C4E5558 1567 u32 driver_name; 1568#define IPR_DUMP_DRIVER_NAME 0x49505232 1569}__attribute__((packed, aligned (4))); 1570 1571struct ipr_dump_entry_header { 1572 u32 eye_catcher; 1573#define IPR_DUMP_EYE_CATCHER 0xC5D4E3F2 1574 u32 len; 1575 u32 num_elems; 1576 u32 offset; 1577 u32 data_type; 1578#define IPR_DUMP_DATA_TYPE_ASCII 0x41534349 1579#define IPR_DUMP_DATA_TYPE_BINARY 0x42494E41 1580 u32 id; 1581#define IPR_DUMP_IOA_DUMP_ID 0x494F4131 1582#define IPR_DUMP_LOCATION_ID 0x4C4F4341 1583#define IPR_DUMP_TRACE_ID 0x54524143 1584#define IPR_DUMP_DRIVER_VERSION_ID 0x44525652 1585#define IPR_DUMP_DRIVER_TYPE_ID 0x54595045 1586#define IPR_DUMP_IOA_CTRL_BLK 0x494F4342 1587#define IPR_DUMP_PEND_OPS 0x414F5053 1588 u32 status; 1589}__attribute__((packed, aligned (4))); 1590 1591struct ipr_dump_location_entry { 1592 struct ipr_dump_entry_header hdr; 1593 u8 location[20]; 1594}__attribute__((packed)); 1595 1596struct ipr_dump_trace_entry { 1597 struct ipr_dump_entry_header hdr; 1598 u32 trace[IPR_TRACE_SIZE / sizeof(u32)]; 1599}__attribute__((packed, aligned (4))); 1600 1601struct ipr_dump_version_entry { 1602 struct ipr_dump_entry_header hdr; 1603 u8 version[sizeof(IPR_DRIVER_VERSION)]; 1604}; 1605 1606struct ipr_dump_ioa_type_entry { 1607 struct ipr_dump_entry_header hdr; 1608 u32 type; 1609 u32 fw_version; 1610}; 1611 1612struct ipr_driver_dump { 1613 struct ipr_dump_header hdr; 1614 struct ipr_dump_version_entry version_entry; 1615 struct ipr_dump_location_entry location_entry; 1616 struct ipr_dump_ioa_type_entry ioa_type_entry; 1617 struct ipr_dump_trace_entry trace_entry; 1618}__attribute__((packed)); 1619 1620struct ipr_ioa_dump { 1621 struct ipr_dump_entry_header hdr; 1622 struct ipr_sdt sdt; 1623 __be32 **ioa_data; 1624 u32 reserved; 1625 u32 next_page_index; 1626 u32 page_offset; 1627 u32 format; 1628}__attribute__((packed, aligned (4))); 1629 1630struct ipr_dump { 1631 struct kref kref; 1632 struct ipr_ioa_cfg *ioa_cfg; 1633 struct ipr_driver_dump driver_dump; 1634 struct ipr_ioa_dump ioa_dump; 1635}; 1636 1637struct ipr_error_table_t { 1638 u32 ioasc; 1639 int log_ioasa; 1640 int log_hcam; 1641 char *error; 1642}; 1643 1644struct ipr_software_inq_lid_info { 1645 __be32 load_id; 1646 __be32 timestamp[3]; 1647}__attribute__((packed, aligned (4))); 1648 1649struct ipr_ucode_image_header { 1650 __be32 header_length; 1651 __be32 lid_table_offset; 1652 u8 major_release; 1653 u8 card_type; 1654 u8 minor_release[2]; 1655 u8 reserved[20]; 1656 char eyecatcher[16]; 1657 __be32 num_lids; 1658 struct ipr_software_inq_lid_info lid[1]; 1659}__attribute__((packed, aligned (4))); 1660 1661/* 1662 * Macros 1663 */ 1664#define IPR_DBG_CMD(CMD) if (ipr_debug) { CMD; } 1665 1666#ifdef CONFIG_SCSI_IPR_TRACE 1667#define ipr_create_trace_file(kobj, attr) sysfs_create_bin_file(kobj, attr) 1668#define ipr_remove_trace_file(kobj, attr) sysfs_remove_bin_file(kobj, attr) 1669#else 1670#define ipr_create_trace_file(kobj, attr) 0 1671#define ipr_remove_trace_file(kobj, attr) do { } while(0) 1672#endif 1673 1674#ifdef CONFIG_SCSI_IPR_DUMP 1675#define ipr_create_dump_file(kobj, attr) sysfs_create_bin_file(kobj, attr) 1676#define ipr_remove_dump_file(kobj, attr) sysfs_remove_bin_file(kobj, attr) 1677#else 1678#define ipr_create_dump_file(kobj, attr) 0 1679#define ipr_remove_dump_file(kobj, attr) do { } while(0) 1680#endif 1681 1682/* 1683 * Error logging macros 1684 */ 1685#define ipr_err(...) printk(KERN_ERR IPR_NAME ": "__VA_ARGS__) 1686#define ipr_info(...) printk(KERN_INFO IPR_NAME ": "__VA_ARGS__) 1687#define ipr_dbg(...) IPR_DBG_CMD(printk(KERN_INFO IPR_NAME ": "__VA_ARGS__)) 1688 1689#define ipr_res_printk(level, ioa_cfg, bus, target, lun, fmt, ...) \ 1690 printk(level IPR_NAME ": %d:%d:%d:%d: " fmt, (ioa_cfg)->host->host_no, \ 1691 bus, target, lun, ##__VA_ARGS__) 1692 1693#define ipr_res_err(ioa_cfg, res, fmt, ...) \ 1694 ipr_res_printk(KERN_ERR, ioa_cfg, (res)->bus, (res)->target, (res)->lun, fmt, ##__VA_ARGS__) 1695 1696#define ipr_ra_printk(level, ioa_cfg, ra, fmt, ...) \ 1697 printk(level IPR_NAME ": %d:%d:%d:%d: " fmt, (ioa_cfg)->host->host_no, \ 1698 (ra).bus, (ra).target, (ra).lun, ##__VA_ARGS__) 1699 1700#define ipr_ra_err(ioa_cfg, ra, fmt, ...) \ 1701 ipr_ra_printk(KERN_ERR, ioa_cfg, ra, fmt, ##__VA_ARGS__) 1702 1703#define ipr_phys_res_err(ioa_cfg, res, fmt, ...) \ 1704{ \ 1705 if ((res).bus >= IPR_MAX_NUM_BUSES) { \ 1706 ipr_err(fmt": unknown\n", ##__VA_ARGS__); \ 1707 } else { \ 1708 ipr_err(fmt": %d:%d:%d:%d\n", \ 1709 ##__VA_ARGS__, (ioa_cfg)->host->host_no, \ 1710 (res).bus, (res).target, (res).lun); \ 1711 } \ 1712} 1713 1714#define ipr_hcam_err(hostrcb, fmt, ...) \ 1715{ \ 1716 if (ipr_is_device(hostrcb)) { \ 1717 if ((hostrcb)->ioa_cfg->sis64) { \ 1718 printk(KERN_ERR IPR_NAME ": %s: " fmt, \ 1719 ipr_format_res_path(hostrcb->hcam.u.error64.fd_res_path, \ 1720 hostrcb->rp_buffer, \ 1721 sizeof(hostrcb->rp_buffer)), \ 1722 __VA_ARGS__); \ 1723 } else { \ 1724 ipr_ra_err((hostrcb)->ioa_cfg, \ 1725 (hostrcb)->hcam.u.error.fd_res_addr, \ 1726 fmt, __VA_ARGS__); \ 1727 } \ 1728 } else { \ 1729 dev_err(&(hostrcb)->ioa_cfg->pdev->dev, fmt, __VA_ARGS__); \ 1730 } \ 1731} 1732 1733#define ipr_trace ipr_dbg("%s: %s: Line: %d\n",\ 1734 __FILE__, __func__, __LINE__) 1735 1736#define ENTER IPR_DBG_CMD(printk(KERN_INFO IPR_NAME": Entering %s\n", __func__)) 1737#define LEAVE IPR_DBG_CMD(printk(KERN_INFO IPR_NAME": Leaving %s\n", __func__)) 1738 1739#define ipr_err_separator \ 1740ipr_err("----------------------------------------------------------\n") 1741 1742 1743/* 1744 * Inlines 1745 */ 1746 1747/** 1748 * ipr_is_ioa_resource - Determine if a resource is the IOA 1749 * @res: resource entry struct 1750 * 1751 * Return value: 1752 * 1 if IOA / 0 if not IOA 1753 **/ 1754static inline int ipr_is_ioa_resource(struct ipr_resource_entry *res) 1755{ 1756 return res->type == IPR_RES_TYPE_IOAFP; 1757} 1758 1759/** 1760 * ipr_is_af_dasd_device - Determine if a resource is an AF DASD 1761 * @res: resource entry struct 1762 * 1763 * Return value: 1764 * 1 if AF DASD / 0 if not AF DASD 1765 **/ 1766static inline int ipr_is_af_dasd_device(struct ipr_resource_entry *res) 1767{ 1768 return res->type == IPR_RES_TYPE_AF_DASD || 1769 res->type == IPR_RES_TYPE_REMOTE_AF_DASD; 1770} 1771 1772/** 1773 * ipr_is_vset_device - Determine if a resource is a VSET 1774 * @res: resource entry struct 1775 * 1776 * Return value: 1777 * 1 if VSET / 0 if not VSET 1778 **/ 1779static inline int ipr_is_vset_device(struct ipr_resource_entry *res) 1780{ 1781 return res->type == IPR_RES_TYPE_VOLUME_SET; 1782} 1783 1784/** 1785 * ipr_is_gscsi - Determine if a resource is a generic scsi resource 1786 * @res: resource entry struct 1787 * 1788 * Return value: 1789 * 1 if GSCSI / 0 if not GSCSI 1790 **/ 1791static inline int ipr_is_gscsi(struct ipr_resource_entry *res) 1792{ 1793 return res->type == IPR_RES_TYPE_GENERIC_SCSI; 1794} 1795 1796/** 1797 * ipr_is_scsi_disk - Determine if a resource is a SCSI disk 1798 * @res: resource entry struct 1799 * 1800 * Return value: 1801 * 1 if SCSI disk / 0 if not SCSI disk 1802 **/ 1803static inline int ipr_is_scsi_disk(struct ipr_resource_entry *res) 1804{ 1805 if (ipr_is_af_dasd_device(res) || 1806 (ipr_is_gscsi(res) && IPR_IS_DASD_DEVICE(res->std_inq_data))) 1807 return 1; 1808 else 1809 return 0; 1810} 1811 1812/** 1813 * ipr_is_gata - Determine if a resource is a generic ATA resource 1814 * @res: resource entry struct 1815 * 1816 * Return value: 1817 * 1 if GATA / 0 if not GATA 1818 **/ 1819static inline int ipr_is_gata(struct ipr_resource_entry *res) 1820{ 1821 return res->type == IPR_RES_TYPE_GENERIC_ATA; 1822} 1823 1824/** 1825 * ipr_is_naca_model - Determine if a resource is using NACA queueing model 1826 * @res: resource entry struct 1827 * 1828 * Return value: 1829 * 1 if NACA queueing model / 0 if not NACA queueing model 1830 **/ 1831static inline int ipr_is_naca_model(struct ipr_resource_entry *res) 1832{ 1833 if (ipr_is_gscsi(res) && res->qmodel == IPR_QUEUE_NACA_MODEL) 1834 return 1; 1835 return 0; 1836} 1837 1838/** 1839 * ipr_is_device - Determine if the hostrcb structure is related to a device 1840 * @hostrcb: host resource control blocks struct 1841 * 1842 * Return value: 1843 * 1 if AF / 0 if not AF 1844 **/ 1845static inline int ipr_is_device(struct ipr_hostrcb *hostrcb) 1846{ 1847 struct ipr_res_addr *res_addr; 1848 u8 *res_path; 1849 1850 if (hostrcb->ioa_cfg->sis64) { 1851 res_path = &hostrcb->hcam.u.error64.fd_res_path[0]; 1852 if ((res_path[0] == 0x00 || res_path[0] == 0x80 || 1853 res_path[0] == 0x81) && res_path[2] != 0xFF) 1854 return 1; 1855 } else { 1856 res_addr = &hostrcb->hcam.u.error.fd_res_addr; 1857 1858 if ((res_addr->bus < IPR_MAX_NUM_BUSES) && 1859 (res_addr->target < (IPR_MAX_NUM_TARGETS_PER_BUS - 1))) 1860 return 1; 1861 } 1862 return 0; 1863} 1864 1865/** 1866 * ipr_sdt_is_fmt2 - Determine if a SDT address is in format 2 1867 * @sdt_word: SDT address 1868 * 1869 * Return value: 1870 * 1 if format 2 / 0 if not 1871 **/ 1872static inline int ipr_sdt_is_fmt2(u32 sdt_word) 1873{ 1874 u32 bar_sel = IPR_GET_FMT2_BAR_SEL(sdt_word); 1875 1876 switch (bar_sel) { 1877 case IPR_SDT_FMT2_BAR0_SEL: 1878 case IPR_SDT_FMT2_BAR1_SEL: 1879 case IPR_SDT_FMT2_BAR2_SEL: 1880 case IPR_SDT_FMT2_BAR3_SEL: 1881 case IPR_SDT_FMT2_BAR4_SEL: 1882 case IPR_SDT_FMT2_BAR5_SEL: 1883 case IPR_SDT_FMT2_EXP_ROM_SEL: 1884 return 1; 1885 }; 1886 1887 return 0; 1888} 1889 1890#ifndef writeq 1891static inline void writeq(u64 val, void __iomem *addr) 1892{ 1893 writel(((u32) (val >> 32)), addr); 1894 writel(((u32) (val)), (addr + 4)); 1895} 1896#endif 1897 1898#endif /* _IPR_H */ 1899