1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 2 /* 3 * ipr.h -- driver for IBM Power Linux RAID adapters 4 * 5 * Written By: Brian King <brking@us.ibm.com>, IBM Corporation 6 * 7 * Copyright (C) 2003, 2004 IBM Corporation 8 * 9 * Alan Cox <alan@lxorguk.ukuu.org.uk> - Removed several careless u32/dma_addr_t errors 10 * that broke 64bit platforms. 11 */ 12 13 #ifndef _IPR_H 14 #define _IPR_H 15 16 #include <asm/unaligned.h> 17 #include <linux/types.h> 18 #include <linux/completion.h> 19 #include <linux/libata.h> 20 #include <linux/list.h> 21 #include <linux/kref.h> 22 #include <linux/irq_poll.h> 23 #include <scsi/scsi.h> 24 #include <scsi/scsi_cmnd.h> 25 26 /* 27 * Literals 28 */ 29 #define IPR_DRIVER_VERSION "2.6.4" 30 #define IPR_DRIVER_DATE "(March 14, 2017)" 31 32 /* 33 * IPR_MAX_CMD_PER_LUN: This defines the maximum number of outstanding 34 * ops per device for devices not running tagged command queuing. 35 * This can be adjusted at runtime through sysfs device attributes. 36 */ 37 #define IPR_MAX_CMD_PER_LUN 6 38 #define IPR_MAX_CMD_PER_ATA_LUN 1 39 40 /* 41 * IPR_NUM_BASE_CMD_BLKS: This defines the maximum number of 42 * ops the mid-layer can send to the adapter. 43 */ 44 #define IPR_NUM_BASE_CMD_BLKS (ioa_cfg->max_cmds) 45 46 #define PCI_DEVICE_ID_IBM_OBSIDIAN_E 0x0339 47 48 #define PCI_DEVICE_ID_IBM_CROC_FPGA_E2 0x033D 49 #define PCI_DEVICE_ID_IBM_CROCODILE 0x034A 50 #define PCI_DEVICE_ID_IBM_RATTLESNAKE 0x04DA 51 52 #define IPR_SUBS_DEV_ID_2780 0x0264 53 #define IPR_SUBS_DEV_ID_5702 0x0266 54 #define IPR_SUBS_DEV_ID_5703 0x0278 55 #define IPR_SUBS_DEV_ID_572E 0x028D 56 #define IPR_SUBS_DEV_ID_573E 0x02D3 57 #define IPR_SUBS_DEV_ID_573D 0x02D4 58 #define IPR_SUBS_DEV_ID_571A 0x02C0 59 #define IPR_SUBS_DEV_ID_571B 0x02BE 60 #define IPR_SUBS_DEV_ID_571E 0x02BF 61 #define IPR_SUBS_DEV_ID_571F 0x02D5 62 #define IPR_SUBS_DEV_ID_572A 0x02C1 63 #define IPR_SUBS_DEV_ID_572B 0x02C2 64 #define IPR_SUBS_DEV_ID_572F 0x02C3 65 #define IPR_SUBS_DEV_ID_574E 0x030A 66 #define IPR_SUBS_DEV_ID_575B 0x030D 67 #define IPR_SUBS_DEV_ID_575C 0x0338 68 #define IPR_SUBS_DEV_ID_57B3 0x033A 69 #define IPR_SUBS_DEV_ID_57B7 0x0360 70 #define IPR_SUBS_DEV_ID_57B8 0x02C2 71 72 #define IPR_SUBS_DEV_ID_57B4 0x033B 73 #define IPR_SUBS_DEV_ID_57B2 0x035F 74 #define IPR_SUBS_DEV_ID_57C0 0x0352 75 #define IPR_SUBS_DEV_ID_57C3 0x0353 76 #define IPR_SUBS_DEV_ID_57C4 0x0354 77 #define IPR_SUBS_DEV_ID_57C6 0x0357 78 #define IPR_SUBS_DEV_ID_57CC 0x035C 79 80 #define IPR_SUBS_DEV_ID_57B5 0x033C 81 #define IPR_SUBS_DEV_ID_57CE 0x035E 82 #define IPR_SUBS_DEV_ID_57B1 0x0355 83 84 #define IPR_SUBS_DEV_ID_574D 0x0356 85 #define IPR_SUBS_DEV_ID_57C8 0x035D 86 87 #define IPR_SUBS_DEV_ID_57D5 0x03FB 88 #define IPR_SUBS_DEV_ID_57D6 0x03FC 89 #define IPR_SUBS_DEV_ID_57D7 0x03FF 90 #define IPR_SUBS_DEV_ID_57D8 0x03FE 91 #define IPR_SUBS_DEV_ID_57D9 0x046D 92 #define IPR_SUBS_DEV_ID_57DA 0x04CA 93 #define IPR_SUBS_DEV_ID_57EB 0x0474 94 #define IPR_SUBS_DEV_ID_57EC 0x0475 95 #define IPR_SUBS_DEV_ID_57ED 0x0499 96 #define IPR_SUBS_DEV_ID_57EE 0x049A 97 #define IPR_SUBS_DEV_ID_57EF 0x049B 98 #define IPR_SUBS_DEV_ID_57F0 0x049C 99 #define IPR_SUBS_DEV_ID_2CCA 0x04C7 100 #define IPR_SUBS_DEV_ID_2CD2 0x04C8 101 #define IPR_SUBS_DEV_ID_2CCD 0x04C9 102 #define IPR_SUBS_DEV_ID_580A 0x04FC 103 #define IPR_SUBS_DEV_ID_580B 0x04FB 104 #define IPR_NAME "ipr" 105 106 /* 107 * Return codes 108 */ 109 #define IPR_RC_JOB_CONTINUE 1 110 #define IPR_RC_JOB_RETURN 2 111 112 /* 113 * IOASCs 114 */ 115 #define IPR_IOASC_NR_INIT_CMD_REQUIRED 0x02040200 116 #define IPR_IOASC_NR_IOA_RESET_REQUIRED 0x02048000 117 #define IPR_IOASC_SYNC_REQUIRED 0x023f0000 118 #define IPR_IOASC_MED_DO_NOT_REALLOC 0x03110C00 119 #define IPR_IOASC_HW_SEL_TIMEOUT 0x04050000 120 #define IPR_IOASC_HW_DEV_BUS_STATUS 0x04448500 121 #define IPR_IOASC_IOASC_MASK 0xFFFFFF00 122 #define IPR_IOASC_SCSI_STATUS_MASK 0x000000FF 123 #define IPR_IOASC_HW_CMD_FAILED 0x046E0000 124 #define IPR_IOASC_IR_INVALID_REQ_TYPE_OR_PKT 0x05240000 125 #define IPR_IOASC_IR_RESOURCE_HANDLE 0x05250000 126 #define IPR_IOASC_IR_NO_CMDS_TO_2ND_IOA 0x05258100 127 #define IPR_IOASA_IR_DUAL_IOA_DISABLED 0x052C8000 128 #define IPR_IOASC_BUS_WAS_RESET 0x06290000 129 #define IPR_IOASC_BUS_WAS_RESET_BY_OTHER 0x06298000 130 #define IPR_IOASC_ABORTED_CMD_TERM_BY_HOST 0x0B5A0000 131 #define IPR_IOASC_IR_NON_OPTIMIZED 0x05258200 132 133 #define IPR_FIRST_DRIVER_IOASC 0x10000000 134 #define IPR_IOASC_IOA_WAS_RESET 0x10000001 135 #define IPR_IOASC_PCI_ACCESS_ERROR 0x10000002 136 137 /* Driver data flags */ 138 #define IPR_USE_LONG_TRANSOP_TIMEOUT 0x00000001 139 #define IPR_USE_PCI_WARM_RESET 0x00000002 140 141 #define IPR_DEFAULT_MAX_ERROR_DUMP 984 142 #define IPR_NUM_LOG_HCAMS 2 143 #define IPR_NUM_CFG_CHG_HCAMS 2 144 #define IPR_NUM_HCAM_QUEUE 12 145 #define IPR_NUM_HCAMS (IPR_NUM_LOG_HCAMS + IPR_NUM_CFG_CHG_HCAMS) 146 #define IPR_MAX_HCAMS (IPR_NUM_HCAMS + IPR_NUM_HCAM_QUEUE) 147 148 #define IPR_MAX_SIS64_TARGETS_PER_BUS 1024 149 #define IPR_MAX_SIS64_LUNS_PER_TARGET 0xffffffff 150 151 #define IPR_MAX_NUM_TARGETS_PER_BUS 256 152 #define IPR_MAX_NUM_LUNS_PER_TARGET 256 153 #define IPR_VSET_BUS 0xff 154 #define IPR_IOA_BUS 0xff 155 #define IPR_IOA_TARGET 0xff 156 #define IPR_IOA_LUN 0xff 157 #define IPR_MAX_NUM_BUSES 16 158 159 #define IPR_NUM_RESET_RELOAD_RETRIES 3 160 161 /* We need resources for HCAMS, IOA reset, IOA bringdown, and ERP */ 162 #define IPR_NUM_INTERNAL_CMD_BLKS (IPR_NUM_HCAMS + \ 163 ((IPR_NUM_RESET_RELOAD_RETRIES + 1) * 2) + 4) 164 165 #define IPR_MAX_COMMANDS 100 166 #define IPR_NUM_CMD_BLKS (IPR_NUM_BASE_CMD_BLKS + \ 167 IPR_NUM_INTERNAL_CMD_BLKS) 168 169 #define IPR_MAX_PHYSICAL_DEVS 192 170 #define IPR_DEFAULT_SIS64_DEVS 1024 171 #define IPR_MAX_SIS64_DEVS 4096 172 173 #define IPR_MAX_SGLIST 64 174 #define IPR_IOA_MAX_SECTORS 32767 175 #define IPR_VSET_MAX_SECTORS 512 176 #define IPR_MAX_CDB_LEN 16 177 #define IPR_MAX_HRRQ_RETRIES 3 178 179 #define IPR_DEFAULT_BUS_WIDTH 16 180 #define IPR_80MBs_SCSI_RATE ((80 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8)) 181 #define IPR_U160_SCSI_RATE ((160 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8)) 182 #define IPR_U320_SCSI_RATE ((320 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8)) 183 #define IPR_MAX_SCSI_RATE(width) ((320 * 10) / ((width) / 8)) 184 185 #define IPR_IOA_RES_HANDLE 0xffffffff 186 #define IPR_INVALID_RES_HANDLE 0 187 #define IPR_IOA_RES_ADDR 0x00ffffff 188 189 /* 190 * Adapter Commands 191 */ 192 #define IPR_CANCEL_REQUEST 0xC0 193 #define IPR_CANCEL_64BIT_IOARCB 0x01 194 #define IPR_QUERY_RSRC_STATE 0xC2 195 #define IPR_RESET_DEVICE 0xC3 196 #define IPR_RESET_TYPE_SELECT 0x80 197 #define IPR_LUN_RESET 0x40 198 #define IPR_TARGET_RESET 0x20 199 #define IPR_BUS_RESET 0x10 200 #define IPR_ATA_PHY_RESET 0x80 201 #define IPR_ID_HOST_RR_Q 0xC4 202 #define IPR_QUERY_IOA_CONFIG 0xC5 203 #define IPR_CANCEL_ALL_REQUESTS 0xCE 204 #define IPR_HOST_CONTROLLED_ASYNC 0xCF 205 #define IPR_HCAM_CDB_OP_CODE_CONFIG_CHANGE 0x01 206 #define IPR_HCAM_CDB_OP_CODE_LOG_DATA 0x02 207 #define IPR_SET_SUPPORTED_DEVICES 0xFB 208 #define IPR_SET_ALL_SUPPORTED_DEVICES 0x80 209 #define IPR_IOA_SHUTDOWN 0xF7 210 #define IPR_WR_BUF_DOWNLOAD_AND_SAVE 0x05 211 #define IPR_IOA_SERVICE_ACTION 0xD2 212 213 /* IOA Service Actions */ 214 #define IPR_IOA_SA_CHANGE_CACHE_PARAMS 0x14 215 216 /* 217 * Timeouts 218 */ 219 #define IPR_SHUTDOWN_TIMEOUT (ipr_fastfail ? 60 * HZ : 10 * 60 * HZ) 220 #define IPR_VSET_RW_TIMEOUT (ipr_fastfail ? 30 * HZ : 2 * 60 * HZ) 221 #define IPR_ABBREV_SHUTDOWN_TIMEOUT (10 * HZ) 222 #define IPR_DUAL_IOA_ABBR_SHUTDOWN_TO (2 * 60 * HZ) 223 #define IPR_DEVICE_RESET_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ) 224 #define IPR_CANCEL_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ) 225 #define IPR_CANCEL_ALL_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ) 226 #define IPR_ABORT_TASK_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ) 227 #define IPR_INTERNAL_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ) 228 #define IPR_WRITE_BUFFER_TIMEOUT (30 * 60 * HZ) 229 #define IPR_SET_SUP_DEVICE_TIMEOUT (2 * 60 * HZ) 230 #define IPR_REQUEST_SENSE_TIMEOUT (10 * HZ) 231 #define IPR_OPERATIONAL_TIMEOUT (5 * 60) 232 #define IPR_LONG_OPERATIONAL_TIMEOUT (12 * 60) 233 #define IPR_WAIT_FOR_RESET_TIMEOUT (2 * HZ) 234 #define IPR_CHECK_FOR_RESET_TIMEOUT (HZ / 10) 235 #define IPR_WAIT_FOR_BIST_TIMEOUT (2 * HZ) 236 #define IPR_PCI_ERROR_RECOVERY_TIMEOUT (120 * HZ) 237 #define IPR_PCI_RESET_TIMEOUT (HZ / 2) 238 #define IPR_SIS32_DUMP_TIMEOUT (15 * HZ) 239 #define IPR_SIS64_DUMP_TIMEOUT (40 * HZ) 240 #define IPR_DUMP_DELAY_SECONDS 4 241 #define IPR_DUMP_DELAY_TIMEOUT (IPR_DUMP_DELAY_SECONDS * HZ) 242 243 /* 244 * SCSI Literals 245 */ 246 #define IPR_VENDOR_ID_LEN 8 247 #define IPR_PROD_ID_LEN 16 248 #define IPR_SERIAL_NUM_LEN 8 249 250 /* 251 * Hardware literals 252 */ 253 #define IPR_FMT2_MBX_ADDR_MASK 0x0fffffff 254 #define IPR_FMT2_MBX_BAR_SEL_MASK 0xf0000000 255 #define IPR_FMT2_MKR_BAR_SEL_SHIFT 28 256 #define IPR_GET_FMT2_BAR_SEL(mbx) \ 257 (((mbx) & IPR_FMT2_MBX_BAR_SEL_MASK) >> IPR_FMT2_MKR_BAR_SEL_SHIFT) 258 #define IPR_SDT_FMT2_BAR0_SEL 0x0 259 #define IPR_SDT_FMT2_BAR1_SEL 0x1 260 #define IPR_SDT_FMT2_BAR2_SEL 0x2 261 #define IPR_SDT_FMT2_BAR3_SEL 0x3 262 #define IPR_SDT_FMT2_BAR4_SEL 0x4 263 #define IPR_SDT_FMT2_BAR5_SEL 0x5 264 #define IPR_SDT_FMT2_EXP_ROM_SEL 0x8 265 #define IPR_FMT2_SDT_READY_TO_USE 0xC4D4E3F2 266 #define IPR_FMT3_SDT_READY_TO_USE 0xC4D4E3F3 267 #define IPR_DOORBELL 0x82800000 268 #define IPR_RUNTIME_RESET 0x40000000 269 270 #define IPR_IPL_INIT_MIN_STAGE_TIME 5 271 #define IPR_IPL_INIT_DEFAULT_STAGE_TIME 30 272 #define IPR_IPL_INIT_STAGE_UNKNOWN 0x0 273 #define IPR_IPL_INIT_STAGE_TRANSOP 0xB0000000 274 #define IPR_IPL_INIT_STAGE_MASK 0xff000000 275 #define IPR_IPL_INIT_STAGE_TIME_MASK 0x0000ffff 276 #define IPR_PCII_IPL_STAGE_CHANGE (0x80000000 >> 0) 277 278 #define IPR_PCII_MAILBOX_STABLE (0x80000000 >> 4) 279 #define IPR_WAIT_FOR_MAILBOX (2 * HZ) 280 281 #define IPR_PCII_IOA_TRANS_TO_OPER (0x80000000 >> 0) 282 #define IPR_PCII_IOARCB_XFER_FAILED (0x80000000 >> 3) 283 #define IPR_PCII_IOA_UNIT_CHECKED (0x80000000 >> 4) 284 #define IPR_PCII_NO_HOST_RRQ (0x80000000 >> 5) 285 #define IPR_PCII_CRITICAL_OPERATION (0x80000000 >> 6) 286 #define IPR_PCII_IO_DEBUG_ACKNOWLEDGE (0x80000000 >> 7) 287 #define IPR_PCII_IOARRIN_LOST (0x80000000 >> 27) 288 #define IPR_PCII_MMIO_ERROR (0x80000000 >> 28) 289 #define IPR_PCII_PROC_ERR_STATE (0x80000000 >> 29) 290 #define IPR_PCII_HRRQ_UPDATED (0x80000000 >> 30) 291 #define IPR_PCII_CORE_ISSUED_RST_REQ (0x80000000 >> 31) 292 293 #define IPR_PCII_ERROR_INTERRUPTS \ 294 (IPR_PCII_IOARCB_XFER_FAILED | IPR_PCII_IOA_UNIT_CHECKED | \ 295 IPR_PCII_NO_HOST_RRQ | IPR_PCII_IOARRIN_LOST | IPR_PCII_MMIO_ERROR) 296 297 #define IPR_PCII_OPER_INTERRUPTS \ 298 (IPR_PCII_ERROR_INTERRUPTS | IPR_PCII_HRRQ_UPDATED | IPR_PCII_IOA_TRANS_TO_OPER) 299 300 #define IPR_UPROCI_RESET_ALERT (0x80000000 >> 7) 301 #define IPR_UPROCI_IO_DEBUG_ALERT (0x80000000 >> 9) 302 #define IPR_UPROCI_SIS64_START_BIST (0x80000000 >> 23) 303 304 #define IPR_LDUMP_MAX_LONG_ACK_DELAY_IN_USEC 200000 /* 200 ms */ 305 #define IPR_LDUMP_MAX_SHORT_ACK_DELAY_IN_USEC 200000 /* 200 ms */ 306 307 /* 308 * Dump literals 309 */ 310 #define IPR_FMT2_MAX_IOA_DUMP_SIZE (4 * 1024 * 1024) 311 #define IPR_FMT3_MAX_IOA_DUMP_SIZE (80 * 1024 * 1024) 312 #define IPR_FMT2_NUM_SDT_ENTRIES 511 313 #define IPR_FMT3_NUM_SDT_ENTRIES 0xFFF 314 #define IPR_FMT2_MAX_NUM_DUMP_PAGES ((IPR_FMT2_MAX_IOA_DUMP_SIZE / PAGE_SIZE) + 1) 315 #define IPR_FMT3_MAX_NUM_DUMP_PAGES ((IPR_FMT3_MAX_IOA_DUMP_SIZE / PAGE_SIZE) + 1) 316 317 /* 318 * Misc literals 319 */ 320 #define IPR_NUM_IOADL_ENTRIES IPR_MAX_SGLIST 321 #define IPR_MAX_MSIX_VECTORS 0x10 322 #define IPR_MAX_HRRQ_NUM 0x10 323 #define IPR_INIT_HRRQ 0x0 324 325 /* 326 * Adapter interface types 327 */ 328 329 struct ipr_res_addr { 330 u8 reserved; 331 u8 bus; 332 u8 target; 333 u8 lun; 334 #define IPR_GET_PHYS_LOC(res_addr) \ 335 (((res_addr).bus << 16) | ((res_addr).target << 8) | (res_addr).lun) 336 }__attribute__((packed, aligned (4))); 337 338 struct ipr_std_inq_vpids { 339 u8 vendor_id[IPR_VENDOR_ID_LEN]; 340 u8 product_id[IPR_PROD_ID_LEN]; 341 }__attribute__((packed)); 342 343 struct ipr_vpd { 344 struct ipr_std_inq_vpids vpids; 345 u8 sn[IPR_SERIAL_NUM_LEN]; 346 }__attribute__((packed)); 347 348 struct ipr_ext_vpd { 349 struct ipr_vpd vpd; 350 __be32 wwid[2]; 351 }__attribute__((packed)); 352 353 struct ipr_ext_vpd64 { 354 struct ipr_vpd vpd; 355 __be32 wwid[4]; 356 }__attribute__((packed)); 357 358 struct ipr_std_inq_data { 359 u8 peri_qual_dev_type; 360 #define IPR_STD_INQ_PERI_QUAL(peri) ((peri) >> 5) 361 #define IPR_STD_INQ_PERI_DEV_TYPE(peri) ((peri) & 0x1F) 362 363 u8 removeable_medium_rsvd; 364 #define IPR_STD_INQ_REMOVEABLE_MEDIUM 0x80 365 366 #define IPR_IS_DASD_DEVICE(std_inq) \ 367 ((IPR_STD_INQ_PERI_DEV_TYPE((std_inq).peri_qual_dev_type) == TYPE_DISK) && \ 368 !(((std_inq).removeable_medium_rsvd) & IPR_STD_INQ_REMOVEABLE_MEDIUM)) 369 370 #define IPR_IS_SES_DEVICE(std_inq) \ 371 (IPR_STD_INQ_PERI_DEV_TYPE((std_inq).peri_qual_dev_type) == TYPE_ENCLOSURE) 372 373 u8 version; 374 u8 aen_naca_fmt; 375 u8 additional_len; 376 u8 sccs_rsvd; 377 u8 bq_enc_multi; 378 u8 sync_cmdq_flags; 379 380 struct ipr_std_inq_vpids vpids; 381 382 u8 ros_rsvd_ram_rsvd[4]; 383 384 u8 serial_num[IPR_SERIAL_NUM_LEN]; 385 }__attribute__ ((packed)); 386 387 #define IPR_RES_TYPE_AF_DASD 0x00 388 #define IPR_RES_TYPE_GENERIC_SCSI 0x01 389 #define IPR_RES_TYPE_VOLUME_SET 0x02 390 #define IPR_RES_TYPE_REMOTE_AF_DASD 0x03 391 #define IPR_RES_TYPE_GENERIC_ATA 0x04 392 #define IPR_RES_TYPE_ARRAY 0x05 393 #define IPR_RES_TYPE_IOAFP 0xff 394 395 struct ipr_config_table_entry { 396 u8 proto; 397 #define IPR_PROTO_SATA 0x02 398 #define IPR_PROTO_SATA_ATAPI 0x03 399 #define IPR_PROTO_SAS_STP 0x06 400 #define IPR_PROTO_SAS_STP_ATAPI 0x07 401 u8 array_id; 402 u8 flags; 403 #define IPR_IS_IOA_RESOURCE 0x80 404 u8 rsvd_subtype; 405 406 #define IPR_QUEUEING_MODEL(res) ((((res)->flags) & 0x70) >> 4) 407 #define IPR_QUEUE_FROZEN_MODEL 0 408 #define IPR_QUEUE_NACA_MODEL 1 409 410 struct ipr_res_addr res_addr; 411 __be32 res_handle; 412 __be32 lun_wwn[2]; 413 struct ipr_std_inq_data std_inq_data; 414 }__attribute__ ((packed, aligned (4))); 415 416 struct ipr_config_table_entry64 { 417 u8 res_type; 418 u8 proto; 419 u8 vset_num; 420 u8 array_id; 421 __be16 flags; 422 __be16 res_flags; 423 #define IPR_QUEUEING_MODEL64(res) ((((res)->res_flags) & 0x7000) >> 12) 424 __be32 res_handle; 425 u8 dev_id_type; 426 u8 reserved[3]; 427 __be64 dev_id; 428 __be64 lun; 429 __be64 lun_wwn[2]; 430 #define IPR_MAX_RES_PATH_LENGTH 48 431 #define IPR_RES_PATH_BYTES 8 432 __be64 res_path; 433 struct ipr_std_inq_data std_inq_data; 434 u8 reserved2[4]; 435 __be64 reserved3[2]; 436 u8 reserved4[8]; 437 }__attribute__ ((packed, aligned (8))); 438 439 struct ipr_config_table_hdr { 440 u8 num_entries; 441 u8 flags; 442 #define IPR_UCODE_DOWNLOAD_REQ 0x10 443 __be16 reserved; 444 }__attribute__((packed, aligned (4))); 445 446 struct ipr_config_table_hdr64 { 447 __be16 num_entries; 448 __be16 reserved; 449 u8 flags; 450 u8 reserved2[11]; 451 }__attribute__((packed, aligned (4))); 452 453 struct ipr_config_table { 454 struct ipr_config_table_hdr hdr; 455 struct ipr_config_table_entry dev[]; 456 }__attribute__((packed, aligned (4))); 457 458 struct ipr_config_table64 { 459 struct ipr_config_table_hdr64 hdr64; 460 struct ipr_config_table_entry64 dev[]; 461 }__attribute__((packed, aligned (8))); 462 463 struct ipr_config_table_entry_wrapper { 464 union { 465 struct ipr_config_table_entry *cfgte; 466 struct ipr_config_table_entry64 *cfgte64; 467 } u; 468 }; 469 470 struct ipr_hostrcb_cfg_ch_not { 471 union { 472 struct ipr_config_table_entry cfgte; 473 struct ipr_config_table_entry64 cfgte64; 474 } u; 475 u8 reserved[936]; 476 }__attribute__((packed, aligned (4))); 477 478 struct ipr_supported_device { 479 __be16 data_length; 480 u8 reserved; 481 u8 num_records; 482 struct ipr_std_inq_vpids vpids; 483 u8 reserved2[16]; 484 }__attribute__((packed, aligned (4))); 485 486 struct ipr_hrr_queue { 487 struct ipr_ioa_cfg *ioa_cfg; 488 __be32 *host_rrq; 489 dma_addr_t host_rrq_dma; 490 #define IPR_HRRQ_REQ_RESP_HANDLE_MASK 0xfffffffc 491 #define IPR_HRRQ_RESP_BIT_SET 0x00000002 492 #define IPR_HRRQ_TOGGLE_BIT 0x00000001 493 #define IPR_HRRQ_REQ_RESP_HANDLE_SHIFT 2 494 #define IPR_ID_HRRQ_SELE_ENABLE 0x02 495 volatile __be32 *hrrq_start; 496 volatile __be32 *hrrq_end; 497 volatile __be32 *hrrq_curr; 498 499 struct list_head hrrq_free_q; 500 struct list_head hrrq_pending_q; 501 spinlock_t _lock; 502 spinlock_t *lock; 503 504 volatile u32 toggle_bit; 505 u32 size; 506 u32 min_cmd_id; 507 u32 max_cmd_id; 508 u8 allow_interrupts:1; 509 u8 ioa_is_dead:1; 510 u8 allow_cmds:1; 511 u8 removing_ioa:1; 512 513 struct irq_poll iopoll; 514 }; 515 516 /* Command packet structure */ 517 struct ipr_cmd_pkt { 518 u8 reserved; /* Reserved by IOA */ 519 u8 hrrq_id; 520 u8 request_type; 521 #define IPR_RQTYPE_SCSICDB 0x00 522 #define IPR_RQTYPE_IOACMD 0x01 523 #define IPR_RQTYPE_HCAM 0x02 524 #define IPR_RQTYPE_ATA_PASSTHRU 0x04 525 #define IPR_RQTYPE_PIPE 0x05 526 527 u8 reserved2; 528 529 u8 flags_hi; 530 #define IPR_FLAGS_HI_WRITE_NOT_READ 0x80 531 #define IPR_FLAGS_HI_NO_ULEN_CHK 0x20 532 #define IPR_FLAGS_HI_SYNC_OVERRIDE 0x10 533 #define IPR_FLAGS_HI_SYNC_COMPLETE 0x08 534 #define IPR_FLAGS_HI_NO_LINK_DESC 0x04 535 536 u8 flags_lo; 537 #define IPR_FLAGS_LO_ALIGNED_BFR 0x20 538 #define IPR_FLAGS_LO_DELAY_AFTER_RST 0x10 539 #define IPR_FLAGS_LO_UNTAGGED_TASK 0x00 540 #define IPR_FLAGS_LO_SIMPLE_TASK 0x02 541 #define IPR_FLAGS_LO_ORDERED_TASK 0x04 542 #define IPR_FLAGS_LO_HEAD_OF_Q_TASK 0x06 543 #define IPR_FLAGS_LO_ACA_TASK 0x08 544 545 u8 cdb[16]; 546 __be16 timeout; 547 }__attribute__ ((packed, aligned(4))); 548 549 struct ipr_ioarcb_ata_regs { /* 22 bytes */ 550 u8 flags; 551 #define IPR_ATA_FLAG_PACKET_CMD 0x80 552 #define IPR_ATA_FLAG_XFER_TYPE_DMA 0x40 553 #define IPR_ATA_FLAG_STATUS_ON_GOOD_COMPLETION 0x20 554 u8 reserved[3]; 555 556 __be16 data; 557 u8 feature; 558 u8 nsect; 559 u8 lbal; 560 u8 lbam; 561 u8 lbah; 562 u8 device; 563 u8 command; 564 u8 reserved2[3]; 565 u8 hob_feature; 566 u8 hob_nsect; 567 u8 hob_lbal; 568 u8 hob_lbam; 569 u8 hob_lbah; 570 u8 ctl; 571 }__attribute__ ((packed, aligned(2))); 572 573 struct ipr_ioadl_desc { 574 __be32 flags_and_data_len; 575 #define IPR_IOADL_FLAGS_MASK 0xff000000 576 #define IPR_IOADL_GET_FLAGS(x) (be32_to_cpu(x) & IPR_IOADL_FLAGS_MASK) 577 #define IPR_IOADL_DATA_LEN_MASK 0x00ffffff 578 #define IPR_IOADL_GET_DATA_LEN(x) (be32_to_cpu(x) & IPR_IOADL_DATA_LEN_MASK) 579 #define IPR_IOADL_FLAGS_READ 0x48000000 580 #define IPR_IOADL_FLAGS_READ_LAST 0x49000000 581 #define IPR_IOADL_FLAGS_WRITE 0x68000000 582 #define IPR_IOADL_FLAGS_WRITE_LAST 0x69000000 583 #define IPR_IOADL_FLAGS_LAST 0x01000000 584 585 __be32 address; 586 }__attribute__((packed, aligned (8))); 587 588 struct ipr_ioadl64_desc { 589 __be32 flags; 590 __be32 data_len; 591 __be64 address; 592 }__attribute__((packed, aligned (16))); 593 594 struct ipr_ata64_ioadl { 595 struct ipr_ioarcb_ata_regs regs; 596 u16 reserved[5]; 597 struct ipr_ioadl64_desc ioadl64[IPR_NUM_IOADL_ENTRIES]; 598 }__attribute__((packed, aligned (16))); 599 600 struct ipr_ioarcb_add_data { 601 union { 602 struct ipr_ioarcb_ata_regs regs; 603 struct ipr_ioadl_desc ioadl[5]; 604 __be32 add_cmd_parms[10]; 605 } u; 606 }__attribute__ ((packed, aligned (4))); 607 608 struct ipr_ioarcb_sis64_add_addr_ecb { 609 __be64 ioasa_host_pci_addr; 610 __be64 data_ioadl_addr; 611 __be64 reserved; 612 __be32 ext_control_buf[4]; 613 }__attribute__((packed, aligned (8))); 614 615 /* IOA Request Control Block 128 bytes */ 616 struct ipr_ioarcb { 617 union { 618 __be32 ioarcb_host_pci_addr; 619 __be64 ioarcb_host_pci_addr64; 620 } a; 621 __be32 res_handle; 622 __be32 host_response_handle; 623 __be32 reserved1; 624 __be32 reserved2; 625 __be32 reserved3; 626 627 __be32 data_transfer_length; 628 __be32 read_data_transfer_length; 629 __be32 write_ioadl_addr; 630 __be32 ioadl_len; 631 __be32 read_ioadl_addr; 632 __be32 read_ioadl_len; 633 634 __be32 ioasa_host_pci_addr; 635 __be16 ioasa_len; 636 __be16 reserved4; 637 638 struct ipr_cmd_pkt cmd_pkt; 639 640 __be16 add_cmd_parms_offset; 641 __be16 add_cmd_parms_len; 642 643 union { 644 struct ipr_ioarcb_add_data add_data; 645 struct ipr_ioarcb_sis64_add_addr_ecb sis64_addr_data; 646 } u; 647 648 }__attribute__((packed, aligned (4))); 649 650 struct ipr_ioasa_vset { 651 __be32 failing_lba_hi; 652 __be32 failing_lba_lo; 653 __be32 reserved; 654 }__attribute__((packed, aligned (4))); 655 656 struct ipr_ioasa_af_dasd { 657 __be32 failing_lba; 658 __be32 reserved[2]; 659 }__attribute__((packed, aligned (4))); 660 661 struct ipr_ioasa_gpdd { 662 u8 end_state; 663 u8 bus_phase; 664 __be16 reserved; 665 __be32 ioa_data[2]; 666 }__attribute__((packed, aligned (4))); 667 668 struct ipr_ioasa_gata { 669 u8 error; 670 u8 nsect; /* Interrupt reason */ 671 u8 lbal; 672 u8 lbam; 673 u8 lbah; 674 u8 device; 675 u8 status; 676 u8 alt_status; /* ATA CTL */ 677 u8 hob_nsect; 678 u8 hob_lbal; 679 u8 hob_lbam; 680 u8 hob_lbah; 681 }__attribute__((packed, aligned (4))); 682 683 struct ipr_auto_sense { 684 __be16 auto_sense_len; 685 __be16 ioa_data_len; 686 __be32 data[SCSI_SENSE_BUFFERSIZE/sizeof(__be32)]; 687 }; 688 689 struct ipr_ioasa_hdr { 690 __be32 ioasc; 691 #define IPR_IOASC_SENSE_KEY(ioasc) ((ioasc) >> 24) 692 #define IPR_IOASC_SENSE_CODE(ioasc) (((ioasc) & 0x00ff0000) >> 16) 693 #define IPR_IOASC_SENSE_QUAL(ioasc) (((ioasc) & 0x0000ff00) >> 8) 694 #define IPR_IOASC_SENSE_STATUS(ioasc) ((ioasc) & 0x000000ff) 695 696 __be16 ret_stat_len; /* Length of the returned IOASA */ 697 698 __be16 avail_stat_len; /* Total Length of status available. */ 699 700 __be32 residual_data_len; /* number of bytes in the host data */ 701 /* buffers that were not used by the IOARCB command. */ 702 703 __be32 ilid; 704 #define IPR_NO_ILID 0 705 #define IPR_DRIVER_ILID 0xffffffff 706 707 __be32 fd_ioasc; 708 709 __be32 fd_phys_locator; 710 711 __be32 fd_res_handle; 712 713 __be32 ioasc_specific; /* status code specific field */ 714 #define IPR_ADDITIONAL_STATUS_FMT 0x80000000 715 #define IPR_AUTOSENSE_VALID 0x40000000 716 #define IPR_ATA_DEVICE_WAS_RESET 0x20000000 717 #define IPR_IOASC_SPECIFIC_MASK 0x00ffffff 718 #define IPR_FIELD_POINTER_VALID (0x80000000 >> 8) 719 #define IPR_FIELD_POINTER_MASK 0x0000ffff 720 721 }__attribute__((packed, aligned (4))); 722 723 struct ipr_ioasa { 724 struct ipr_ioasa_hdr hdr; 725 726 union { 727 struct ipr_ioasa_vset vset; 728 struct ipr_ioasa_af_dasd dasd; 729 struct ipr_ioasa_gpdd gpdd; 730 struct ipr_ioasa_gata gata; 731 } u; 732 733 struct ipr_auto_sense auto_sense; 734 }__attribute__((packed, aligned (4))); 735 736 struct ipr_ioasa64 { 737 struct ipr_ioasa_hdr hdr; 738 u8 fd_res_path[8]; 739 740 union { 741 struct ipr_ioasa_vset vset; 742 struct ipr_ioasa_af_dasd dasd; 743 struct ipr_ioasa_gpdd gpdd; 744 struct ipr_ioasa_gata gata; 745 } u; 746 747 struct ipr_auto_sense auto_sense; 748 }__attribute__((packed, aligned (4))); 749 750 struct ipr_mode_parm_hdr { 751 u8 length; 752 u8 medium_type; 753 u8 device_spec_parms; 754 u8 block_desc_len; 755 }__attribute__((packed)); 756 757 struct ipr_mode_pages { 758 struct ipr_mode_parm_hdr hdr; 759 u8 data[255 - sizeof(struct ipr_mode_parm_hdr)]; 760 }__attribute__((packed)); 761 762 struct ipr_mode_page_hdr { 763 u8 ps_page_code; 764 #define IPR_MODE_PAGE_PS 0x80 765 #define IPR_GET_MODE_PAGE_CODE(hdr) ((hdr)->ps_page_code & 0x3F) 766 u8 page_length; 767 }__attribute__ ((packed)); 768 769 struct ipr_dev_bus_entry { 770 struct ipr_res_addr res_addr; 771 u8 flags; 772 #define IPR_SCSI_ATTR_ENABLE_QAS 0x80 773 #define IPR_SCSI_ATTR_DISABLE_QAS 0x40 774 #define IPR_SCSI_ATTR_QAS_MASK 0xC0 775 #define IPR_SCSI_ATTR_ENABLE_TM 0x20 776 #define IPR_SCSI_ATTR_NO_TERM_PWR 0x10 777 #define IPR_SCSI_ATTR_TM_SUPPORTED 0x08 778 #define IPR_SCSI_ATTR_LVD_TO_SE_NOT_ALLOWED 0x04 779 780 u8 scsi_id; 781 u8 bus_width; 782 u8 extended_reset_delay; 783 #define IPR_EXTENDED_RESET_DELAY 7 784 785 __be32 max_xfer_rate; 786 787 u8 spinup_delay; 788 u8 reserved3; 789 __be16 reserved4; 790 }__attribute__((packed, aligned (4))); 791 792 struct ipr_mode_page28 { 793 struct ipr_mode_page_hdr hdr; 794 u8 num_entries; 795 u8 entry_length; 796 struct ipr_dev_bus_entry bus[]; 797 }__attribute__((packed)); 798 799 struct ipr_mode_page24 { 800 struct ipr_mode_page_hdr hdr; 801 u8 flags; 802 #define IPR_ENABLE_DUAL_IOA_AF 0x80 803 }__attribute__((packed)); 804 805 struct ipr_ioa_vpd { 806 struct ipr_std_inq_data std_inq_data; 807 u8 ascii_part_num[12]; 808 u8 reserved[40]; 809 u8 ascii_plant_code[4]; 810 }__attribute__((packed)); 811 812 struct ipr_inquiry_page3 { 813 u8 peri_qual_dev_type; 814 u8 page_code; 815 u8 reserved1; 816 u8 page_length; 817 u8 ascii_len; 818 u8 reserved2[3]; 819 u8 load_id[4]; 820 u8 major_release; 821 u8 card_type; 822 u8 minor_release[2]; 823 u8 ptf_number[4]; 824 u8 patch_number[4]; 825 }__attribute__((packed)); 826 827 struct ipr_inquiry_cap { 828 u8 peri_qual_dev_type; 829 u8 page_code; 830 u8 reserved1; 831 u8 page_length; 832 u8 ascii_len; 833 u8 reserved2; 834 u8 sis_version[2]; 835 u8 cap; 836 #define IPR_CAP_DUAL_IOA_RAID 0x80 837 u8 reserved3[15]; 838 }__attribute__((packed)); 839 840 #define IPR_INQUIRY_PAGE0_ENTRIES 20 841 struct ipr_inquiry_page0 { 842 u8 peri_qual_dev_type; 843 u8 page_code; 844 u8 reserved1; 845 u8 len; 846 u8 page[IPR_INQUIRY_PAGE0_ENTRIES]; 847 }__attribute__((packed)); 848 849 struct ipr_inquiry_pageC4 { 850 u8 peri_qual_dev_type; 851 u8 page_code; 852 u8 reserved1; 853 u8 len; 854 u8 cache_cap[4]; 855 #define IPR_CAP_SYNC_CACHE 0x08 856 u8 reserved2[20]; 857 } __packed; 858 859 struct ipr_hostrcb_device_data_entry { 860 struct ipr_vpd vpd; 861 struct ipr_res_addr dev_res_addr; 862 struct ipr_vpd new_vpd; 863 struct ipr_vpd ioa_last_with_dev_vpd; 864 struct ipr_vpd cfc_last_with_dev_vpd; 865 __be32 ioa_data[5]; 866 }__attribute__((packed, aligned (4))); 867 868 struct ipr_hostrcb_device_data_entry_enhanced { 869 struct ipr_ext_vpd vpd; 870 u8 ccin[4]; 871 struct ipr_res_addr dev_res_addr; 872 struct ipr_ext_vpd new_vpd; 873 u8 new_ccin[4]; 874 struct ipr_ext_vpd ioa_last_with_dev_vpd; 875 struct ipr_ext_vpd cfc_last_with_dev_vpd; 876 }__attribute__((packed, aligned (4))); 877 878 struct ipr_hostrcb64_device_data_entry_enhanced { 879 struct ipr_ext_vpd vpd; 880 u8 ccin[4]; 881 u8 res_path[8]; 882 struct ipr_ext_vpd new_vpd; 883 u8 new_ccin[4]; 884 struct ipr_ext_vpd ioa_last_with_dev_vpd; 885 struct ipr_ext_vpd cfc_last_with_dev_vpd; 886 }__attribute__((packed, aligned (4))); 887 888 struct ipr_hostrcb_array_data_entry { 889 struct ipr_vpd vpd; 890 struct ipr_res_addr expected_dev_res_addr; 891 struct ipr_res_addr dev_res_addr; 892 }__attribute__((packed, aligned (4))); 893 894 struct ipr_hostrcb64_array_data_entry { 895 struct ipr_ext_vpd vpd; 896 u8 ccin[4]; 897 u8 expected_res_path[8]; 898 u8 res_path[8]; 899 }__attribute__((packed, aligned (4))); 900 901 struct ipr_hostrcb_array_data_entry_enhanced { 902 struct ipr_ext_vpd vpd; 903 u8 ccin[4]; 904 struct ipr_res_addr expected_dev_res_addr; 905 struct ipr_res_addr dev_res_addr; 906 }__attribute__((packed, aligned (4))); 907 908 struct ipr_hostrcb_type_ff_error { 909 __be32 ioa_data[758]; 910 }__attribute__((packed, aligned (4))); 911 912 struct ipr_hostrcb_type_01_error { 913 __be32 seek_counter; 914 __be32 read_counter; 915 u8 sense_data[32]; 916 __be32 ioa_data[236]; 917 }__attribute__((packed, aligned (4))); 918 919 struct ipr_hostrcb_type_21_error { 920 __be32 wwn[4]; 921 u8 res_path[8]; 922 u8 primary_problem_desc[32]; 923 u8 second_problem_desc[32]; 924 __be32 sense_data[8]; 925 __be32 cdb[4]; 926 __be32 residual_trans_length; 927 __be32 length_of_error; 928 __be32 ioa_data[236]; 929 }__attribute__((packed, aligned (4))); 930 931 struct ipr_hostrcb_type_02_error { 932 struct ipr_vpd ioa_vpd; 933 struct ipr_vpd cfc_vpd; 934 struct ipr_vpd ioa_last_attached_to_cfc_vpd; 935 struct ipr_vpd cfc_last_attached_to_ioa_vpd; 936 __be32 ioa_data[3]; 937 }__attribute__((packed, aligned (4))); 938 939 struct ipr_hostrcb_type_12_error { 940 struct ipr_ext_vpd ioa_vpd; 941 struct ipr_ext_vpd cfc_vpd; 942 struct ipr_ext_vpd ioa_last_attached_to_cfc_vpd; 943 struct ipr_ext_vpd cfc_last_attached_to_ioa_vpd; 944 __be32 ioa_data[3]; 945 }__attribute__((packed, aligned (4))); 946 947 struct ipr_hostrcb_type_03_error { 948 struct ipr_vpd ioa_vpd; 949 struct ipr_vpd cfc_vpd; 950 __be32 errors_detected; 951 __be32 errors_logged; 952 u8 ioa_data[12]; 953 struct ipr_hostrcb_device_data_entry dev[3]; 954 }__attribute__((packed, aligned (4))); 955 956 struct ipr_hostrcb_type_13_error { 957 struct ipr_ext_vpd ioa_vpd; 958 struct ipr_ext_vpd cfc_vpd; 959 __be32 errors_detected; 960 __be32 errors_logged; 961 struct ipr_hostrcb_device_data_entry_enhanced dev[3]; 962 }__attribute__((packed, aligned (4))); 963 964 struct ipr_hostrcb_type_23_error { 965 struct ipr_ext_vpd ioa_vpd; 966 struct ipr_ext_vpd cfc_vpd; 967 __be32 errors_detected; 968 __be32 errors_logged; 969 struct ipr_hostrcb64_device_data_entry_enhanced dev[3]; 970 }__attribute__((packed, aligned (4))); 971 972 struct ipr_hostrcb_type_04_error { 973 struct ipr_vpd ioa_vpd; 974 struct ipr_vpd cfc_vpd; 975 u8 ioa_data[12]; 976 struct ipr_hostrcb_array_data_entry array_member[10]; 977 __be32 exposed_mode_adn; 978 __be32 array_id; 979 struct ipr_vpd incomp_dev_vpd; 980 __be32 ioa_data2; 981 struct ipr_hostrcb_array_data_entry array_member2[8]; 982 struct ipr_res_addr last_func_vset_res_addr; 983 u8 vset_serial_num[IPR_SERIAL_NUM_LEN]; 984 u8 protection_level[8]; 985 }__attribute__((packed, aligned (4))); 986 987 struct ipr_hostrcb_type_14_error { 988 struct ipr_ext_vpd ioa_vpd; 989 struct ipr_ext_vpd cfc_vpd; 990 __be32 exposed_mode_adn; 991 __be32 array_id; 992 struct ipr_res_addr last_func_vset_res_addr; 993 u8 vset_serial_num[IPR_SERIAL_NUM_LEN]; 994 u8 protection_level[8]; 995 __be32 num_entries; 996 struct ipr_hostrcb_array_data_entry_enhanced array_member[18]; 997 }__attribute__((packed, aligned (4))); 998 999 struct ipr_hostrcb_type_24_error { 1000 struct ipr_ext_vpd ioa_vpd; 1001 struct ipr_ext_vpd cfc_vpd; 1002 u8 reserved[2]; 1003 u8 exposed_mode_adn; 1004 #define IPR_INVALID_ARRAY_DEV_NUM 0xff 1005 u8 array_id; 1006 u8 last_res_path[8]; 1007 u8 protection_level[8]; 1008 struct ipr_ext_vpd64 array_vpd; 1009 u8 description[16]; 1010 u8 reserved2[3]; 1011 u8 num_entries; 1012 struct ipr_hostrcb64_array_data_entry array_member[32]; 1013 }__attribute__((packed, aligned (4))); 1014 1015 struct ipr_hostrcb_type_07_error { 1016 u8 failure_reason[64]; 1017 struct ipr_vpd vpd; 1018 __be32 data[222]; 1019 }__attribute__((packed, aligned (4))); 1020 1021 struct ipr_hostrcb_type_17_error { 1022 u8 failure_reason[64]; 1023 struct ipr_ext_vpd vpd; 1024 __be32 data[476]; 1025 }__attribute__((packed, aligned (4))); 1026 1027 struct ipr_hostrcb_config_element { 1028 u8 type_status; 1029 #define IPR_PATH_CFG_TYPE_MASK 0xF0 1030 #define IPR_PATH_CFG_NOT_EXIST 0x00 1031 #define IPR_PATH_CFG_IOA_PORT 0x10 1032 #define IPR_PATH_CFG_EXP_PORT 0x20 1033 #define IPR_PATH_CFG_DEVICE_PORT 0x30 1034 #define IPR_PATH_CFG_DEVICE_LUN 0x40 1035 1036 #define IPR_PATH_CFG_STATUS_MASK 0x0F 1037 #define IPR_PATH_CFG_NO_PROB 0x00 1038 #define IPR_PATH_CFG_DEGRADED 0x01 1039 #define IPR_PATH_CFG_FAILED 0x02 1040 #define IPR_PATH_CFG_SUSPECT 0x03 1041 #define IPR_PATH_NOT_DETECTED 0x04 1042 #define IPR_PATH_INCORRECT_CONN 0x05 1043 1044 u8 cascaded_expander; 1045 u8 phy; 1046 u8 link_rate; 1047 #define IPR_PHY_LINK_RATE_MASK 0x0F 1048 1049 __be32 wwid[2]; 1050 }__attribute__((packed, aligned (4))); 1051 1052 struct ipr_hostrcb64_config_element { 1053 __be16 length; 1054 u8 descriptor_id; 1055 #define IPR_DESCRIPTOR_MASK 0xC0 1056 #define IPR_DESCRIPTOR_SIS64 0x00 1057 1058 u8 reserved; 1059 u8 type_status; 1060 1061 u8 reserved2[2]; 1062 u8 link_rate; 1063 1064 u8 res_path[8]; 1065 __be32 wwid[2]; 1066 }__attribute__((packed, aligned (8))); 1067 1068 struct ipr_hostrcb_fabric_desc { 1069 __be16 length; 1070 u8 ioa_port; 1071 u8 cascaded_expander; 1072 u8 phy; 1073 u8 path_state; 1074 #define IPR_PATH_ACTIVE_MASK 0xC0 1075 #define IPR_PATH_NO_INFO 0x00 1076 #define IPR_PATH_ACTIVE 0x40 1077 #define IPR_PATH_NOT_ACTIVE 0x80 1078 1079 #define IPR_PATH_STATE_MASK 0x0F 1080 #define IPR_PATH_STATE_NO_INFO 0x00 1081 #define IPR_PATH_HEALTHY 0x01 1082 #define IPR_PATH_DEGRADED 0x02 1083 #define IPR_PATH_FAILED 0x03 1084 1085 __be16 num_entries; 1086 struct ipr_hostrcb_config_element elem[1]; 1087 }__attribute__((packed, aligned (4))); 1088 1089 struct ipr_hostrcb64_fabric_desc { 1090 __be16 length; 1091 u8 descriptor_id; 1092 1093 u8 reserved[2]; 1094 u8 path_state; 1095 1096 u8 reserved2[2]; 1097 u8 res_path[8]; 1098 u8 reserved3[6]; 1099 __be16 num_entries; 1100 struct ipr_hostrcb64_config_element elem[1]; 1101 }__attribute__((packed, aligned (8))); 1102 1103 #define for_each_hrrq(hrrq, ioa_cfg) \ 1104 for (hrrq = (ioa_cfg)->hrrq; \ 1105 hrrq < ((ioa_cfg)->hrrq + (ioa_cfg)->hrrq_num); hrrq++) 1106 1107 #define for_each_fabric_cfg(fabric, cfg) \ 1108 for (cfg = (fabric)->elem; \ 1109 cfg < ((fabric)->elem + be16_to_cpu((fabric)->num_entries)); \ 1110 cfg++) 1111 1112 struct ipr_hostrcb_type_20_error { 1113 u8 failure_reason[64]; 1114 u8 reserved[3]; 1115 u8 num_entries; 1116 struct ipr_hostrcb_fabric_desc desc[1]; 1117 }__attribute__((packed, aligned (4))); 1118 1119 struct ipr_hostrcb_type_30_error { 1120 u8 failure_reason[64]; 1121 u8 reserved[3]; 1122 u8 num_entries; 1123 struct ipr_hostrcb64_fabric_desc desc[1]; 1124 }__attribute__((packed, aligned (4))); 1125 1126 struct ipr_hostrcb_type_41_error { 1127 u8 failure_reason[64]; 1128 __be32 data[200]; 1129 }__attribute__((packed, aligned (4))); 1130 1131 struct ipr_hostrcb_error { 1132 __be32 fd_ioasc; 1133 struct ipr_res_addr fd_res_addr; 1134 __be32 fd_res_handle; 1135 __be32 prc; 1136 union { 1137 struct ipr_hostrcb_type_ff_error type_ff_error; 1138 struct ipr_hostrcb_type_01_error type_01_error; 1139 struct ipr_hostrcb_type_02_error type_02_error; 1140 struct ipr_hostrcb_type_03_error type_03_error; 1141 struct ipr_hostrcb_type_04_error type_04_error; 1142 struct ipr_hostrcb_type_07_error type_07_error; 1143 struct ipr_hostrcb_type_12_error type_12_error; 1144 struct ipr_hostrcb_type_13_error type_13_error; 1145 struct ipr_hostrcb_type_14_error type_14_error; 1146 struct ipr_hostrcb_type_17_error type_17_error; 1147 struct ipr_hostrcb_type_20_error type_20_error; 1148 } u; 1149 }__attribute__((packed, aligned (4))); 1150 1151 struct ipr_hostrcb64_error { 1152 __be32 fd_ioasc; 1153 __be32 ioa_fw_level; 1154 __be32 fd_res_handle; 1155 __be32 prc; 1156 __be64 fd_dev_id; 1157 __be64 fd_lun; 1158 u8 fd_res_path[8]; 1159 __be64 time_stamp; 1160 u8 reserved[16]; 1161 union { 1162 struct ipr_hostrcb_type_ff_error type_ff_error; 1163 struct ipr_hostrcb_type_12_error type_12_error; 1164 struct ipr_hostrcb_type_17_error type_17_error; 1165 struct ipr_hostrcb_type_21_error type_21_error; 1166 struct ipr_hostrcb_type_23_error type_23_error; 1167 struct ipr_hostrcb_type_24_error type_24_error; 1168 struct ipr_hostrcb_type_30_error type_30_error; 1169 struct ipr_hostrcb_type_41_error type_41_error; 1170 } u; 1171 }__attribute__((packed, aligned (8))); 1172 1173 struct ipr_hostrcb_raw { 1174 __be32 data[sizeof(struct ipr_hostrcb_error)/sizeof(__be32)]; 1175 }__attribute__((packed, aligned (4))); 1176 1177 struct ipr_hcam { 1178 u8 op_code; 1179 #define IPR_HOST_RCB_OP_CODE_CONFIG_CHANGE 0xE1 1180 #define IPR_HOST_RCB_OP_CODE_LOG_DATA 0xE2 1181 1182 u8 notify_type; 1183 #define IPR_HOST_RCB_NOTIF_TYPE_EXISTING_CHANGED 0x00 1184 #define IPR_HOST_RCB_NOTIF_TYPE_NEW_ENTRY 0x01 1185 #define IPR_HOST_RCB_NOTIF_TYPE_REM_ENTRY 0x02 1186 #define IPR_HOST_RCB_NOTIF_TYPE_ERROR_LOG_ENTRY 0x10 1187 #define IPR_HOST_RCB_NOTIF_TYPE_INFORMATION_ENTRY 0x11 1188 1189 u8 notifications_lost; 1190 #define IPR_HOST_RCB_NO_NOTIFICATIONS_LOST 0 1191 #define IPR_HOST_RCB_NOTIFICATIONS_LOST 0x80 1192 1193 u8 flags; 1194 #define IPR_HOSTRCB_INTERNAL_OPER 0x80 1195 #define IPR_HOSTRCB_ERR_RESP_SENT 0x40 1196 1197 u8 overlay_id; 1198 #define IPR_HOST_RCB_OVERLAY_ID_1 0x01 1199 #define IPR_HOST_RCB_OVERLAY_ID_2 0x02 1200 #define IPR_HOST_RCB_OVERLAY_ID_3 0x03 1201 #define IPR_HOST_RCB_OVERLAY_ID_4 0x04 1202 #define IPR_HOST_RCB_OVERLAY_ID_6 0x06 1203 #define IPR_HOST_RCB_OVERLAY_ID_7 0x07 1204 #define IPR_HOST_RCB_OVERLAY_ID_12 0x12 1205 #define IPR_HOST_RCB_OVERLAY_ID_13 0x13 1206 #define IPR_HOST_RCB_OVERLAY_ID_14 0x14 1207 #define IPR_HOST_RCB_OVERLAY_ID_16 0x16 1208 #define IPR_HOST_RCB_OVERLAY_ID_17 0x17 1209 #define IPR_HOST_RCB_OVERLAY_ID_20 0x20 1210 #define IPR_HOST_RCB_OVERLAY_ID_21 0x21 1211 #define IPR_HOST_RCB_OVERLAY_ID_23 0x23 1212 #define IPR_HOST_RCB_OVERLAY_ID_24 0x24 1213 #define IPR_HOST_RCB_OVERLAY_ID_26 0x26 1214 #define IPR_HOST_RCB_OVERLAY_ID_30 0x30 1215 #define IPR_HOST_RCB_OVERLAY_ID_41 0x41 1216 #define IPR_HOST_RCB_OVERLAY_ID_DEFAULT 0xFF 1217 1218 u8 reserved1[3]; 1219 __be32 ilid; 1220 __be32 time_since_last_ioa_reset; 1221 __be32 reserved2; 1222 __be32 length; 1223 1224 union { 1225 struct ipr_hostrcb_error error; 1226 struct ipr_hostrcb64_error error64; 1227 struct ipr_hostrcb_cfg_ch_not ccn; 1228 struct ipr_hostrcb_raw raw; 1229 } u; 1230 }__attribute__((packed, aligned (4))); 1231 1232 struct ipr_hostrcb { 1233 struct ipr_hcam hcam; 1234 dma_addr_t hostrcb_dma; 1235 struct list_head queue; 1236 struct ipr_ioa_cfg *ioa_cfg; 1237 char rp_buffer[IPR_MAX_RES_PATH_LENGTH]; 1238 }; 1239 1240 /* IPR smart dump table structures */ 1241 struct ipr_sdt_entry { 1242 __be32 start_token; 1243 __be32 end_token; 1244 u8 reserved[4]; 1245 1246 u8 flags; 1247 #define IPR_SDT_ENDIAN 0x80 1248 #define IPR_SDT_VALID_ENTRY 0x20 1249 1250 u8 resv; 1251 __be16 priority; 1252 }__attribute__((packed, aligned (4))); 1253 1254 struct ipr_sdt_header { 1255 __be32 state; 1256 __be32 num_entries; 1257 __be32 num_entries_used; 1258 __be32 dump_size; 1259 }__attribute__((packed, aligned (4))); 1260 1261 struct ipr_sdt { 1262 struct ipr_sdt_header hdr; 1263 struct ipr_sdt_entry entry[IPR_FMT3_NUM_SDT_ENTRIES]; 1264 }__attribute__((packed, aligned (4))); 1265 1266 struct ipr_uc_sdt { 1267 struct ipr_sdt_header hdr; 1268 struct ipr_sdt_entry entry[1]; 1269 }__attribute__((packed, aligned (4))); 1270 1271 /* 1272 * Driver types 1273 */ 1274 struct ipr_bus_attributes { 1275 u8 bus; 1276 u8 qas_enabled; 1277 u8 bus_width; 1278 u8 reserved; 1279 u32 max_xfer_rate; 1280 }; 1281 1282 struct ipr_sata_port { 1283 struct ipr_ioa_cfg *ioa_cfg; 1284 struct ata_port *ap; 1285 struct ipr_resource_entry *res; 1286 struct ipr_ioasa_gata ioasa; 1287 }; 1288 1289 struct ipr_resource_entry { 1290 u8 needs_sync_complete:1; 1291 u8 in_erp:1; 1292 u8 add_to_ml:1; 1293 u8 del_from_ml:1; 1294 u8 resetting_device:1; 1295 u8 reset_occurred:1; 1296 u8 raw_mode:1; 1297 1298 u32 bus; /* AKA channel */ 1299 u32 target; /* AKA id */ 1300 u32 lun; 1301 #define IPR_ARRAY_VIRTUAL_BUS 0x1 1302 #define IPR_VSET_VIRTUAL_BUS 0x2 1303 #define IPR_IOAFP_VIRTUAL_BUS 0x3 1304 #define IPR_MAX_SIS64_BUSES 0x4 1305 1306 #define IPR_GET_RES_PHYS_LOC(res) \ 1307 (((res)->bus << 24) | ((res)->target << 8) | (res)->lun) 1308 1309 u8 ata_class; 1310 u8 type; 1311 1312 u16 flags; 1313 u16 res_flags; 1314 1315 u8 qmodel; 1316 struct ipr_std_inq_data std_inq_data; 1317 1318 __be32 res_handle; 1319 __be64 dev_id; 1320 u64 lun_wwn; 1321 struct scsi_lun dev_lun; 1322 u8 res_path[8]; 1323 1324 struct ipr_ioa_cfg *ioa_cfg; 1325 struct scsi_device *sdev; 1326 struct ipr_sata_port *sata_port; 1327 struct list_head queue; 1328 }; /* struct ipr_resource_entry */ 1329 1330 struct ipr_resource_hdr { 1331 u16 num_entries; 1332 u16 reserved; 1333 }; 1334 1335 struct ipr_misc_cbs { 1336 struct ipr_ioa_vpd ioa_vpd; 1337 struct ipr_inquiry_page0 page0_data; 1338 struct ipr_inquiry_page3 page3_data; 1339 struct ipr_inquiry_cap cap; 1340 struct ipr_inquiry_pageC4 pageC4_data; 1341 struct ipr_mode_pages mode_pages; 1342 struct ipr_supported_device supp_dev; 1343 }; 1344 1345 struct ipr_interrupt_offsets { 1346 unsigned long set_interrupt_mask_reg; 1347 unsigned long clr_interrupt_mask_reg; 1348 unsigned long clr_interrupt_mask_reg32; 1349 unsigned long sense_interrupt_mask_reg; 1350 unsigned long sense_interrupt_mask_reg32; 1351 unsigned long clr_interrupt_reg; 1352 unsigned long clr_interrupt_reg32; 1353 1354 unsigned long sense_interrupt_reg; 1355 unsigned long sense_interrupt_reg32; 1356 unsigned long ioarrin_reg; 1357 unsigned long sense_uproc_interrupt_reg; 1358 unsigned long sense_uproc_interrupt_reg32; 1359 unsigned long set_uproc_interrupt_reg; 1360 unsigned long set_uproc_interrupt_reg32; 1361 unsigned long clr_uproc_interrupt_reg; 1362 unsigned long clr_uproc_interrupt_reg32; 1363 1364 unsigned long init_feedback_reg; 1365 1366 unsigned long dump_addr_reg; 1367 unsigned long dump_data_reg; 1368 1369 #define IPR_ENDIAN_SWAP_KEY 0x00080800 1370 unsigned long endian_swap_reg; 1371 }; 1372 1373 struct ipr_interrupts { 1374 void __iomem *set_interrupt_mask_reg; 1375 void __iomem *clr_interrupt_mask_reg; 1376 void __iomem *clr_interrupt_mask_reg32; 1377 void __iomem *sense_interrupt_mask_reg; 1378 void __iomem *sense_interrupt_mask_reg32; 1379 void __iomem *clr_interrupt_reg; 1380 void __iomem *clr_interrupt_reg32; 1381 1382 void __iomem *sense_interrupt_reg; 1383 void __iomem *sense_interrupt_reg32; 1384 void __iomem *ioarrin_reg; 1385 void __iomem *sense_uproc_interrupt_reg; 1386 void __iomem *sense_uproc_interrupt_reg32; 1387 void __iomem *set_uproc_interrupt_reg; 1388 void __iomem *set_uproc_interrupt_reg32; 1389 void __iomem *clr_uproc_interrupt_reg; 1390 void __iomem *clr_uproc_interrupt_reg32; 1391 1392 void __iomem *init_feedback_reg; 1393 1394 void __iomem *dump_addr_reg; 1395 void __iomem *dump_data_reg; 1396 1397 void __iomem *endian_swap_reg; 1398 }; 1399 1400 struct ipr_chip_cfg_t { 1401 u32 mailbox; 1402 u16 max_cmds; 1403 u8 cache_line_size; 1404 u8 clear_isr; 1405 u32 iopoll_weight; 1406 struct ipr_interrupt_offsets regs; 1407 }; 1408 1409 struct ipr_chip_t { 1410 u16 vendor; 1411 u16 device; 1412 bool has_msi; 1413 u16 sis_type; 1414 #define IPR_SIS32 0x00 1415 #define IPR_SIS64 0x01 1416 u16 bist_method; 1417 #define IPR_PCI_CFG 0x00 1418 #define IPR_MMIO 0x01 1419 const struct ipr_chip_cfg_t *cfg; 1420 }; 1421 1422 enum ipr_shutdown_type { 1423 IPR_SHUTDOWN_NORMAL = 0x00, 1424 IPR_SHUTDOWN_PREPARE_FOR_NORMAL = 0x40, 1425 IPR_SHUTDOWN_ABBREV = 0x80, 1426 IPR_SHUTDOWN_NONE = 0x100, 1427 IPR_SHUTDOWN_QUIESCE = 0x101, 1428 }; 1429 1430 struct ipr_trace_entry { 1431 u32 time; 1432 1433 u8 op_code; 1434 u8 ata_op_code; 1435 u8 type; 1436 #define IPR_TRACE_START 0x00 1437 #define IPR_TRACE_FINISH 0xff 1438 u8 cmd_index; 1439 1440 __be32 res_handle; 1441 union { 1442 u32 ioasc; 1443 u32 add_data; 1444 u32 res_addr; 1445 } u; 1446 }; 1447 1448 struct ipr_sglist { 1449 u32 order; 1450 u32 num_sg; 1451 u32 num_dma_sg; 1452 u32 buffer_len; 1453 struct scatterlist *scatterlist; 1454 }; 1455 1456 enum ipr_sdt_state { 1457 INACTIVE, 1458 WAIT_FOR_DUMP, 1459 GET_DUMP, 1460 READ_DUMP, 1461 ABORT_DUMP, 1462 DUMP_OBTAINED 1463 }; 1464 1465 /* Per-controller data */ 1466 struct ipr_ioa_cfg { 1467 char eye_catcher[8]; 1468 #define IPR_EYECATCHER "iprcfg" 1469 1470 struct list_head queue; 1471 1472 u8 in_reset_reload:1; 1473 u8 in_ioa_bringdown:1; 1474 u8 ioa_unit_checked:1; 1475 u8 dump_taken:1; 1476 u8 scan_enabled:1; 1477 u8 scan_done:1; 1478 u8 needs_hard_reset:1; 1479 u8 dual_raid:1; 1480 u8 needs_warm_reset:1; 1481 u8 msi_received:1; 1482 u8 sis64:1; 1483 u8 dump_timeout:1; 1484 u8 cfg_locked:1; 1485 u8 clear_isr:1; 1486 u8 probe_done:1; 1487 u8 scsi_unblock:1; 1488 u8 scsi_blocked:1; 1489 1490 u8 revid; 1491 1492 /* 1493 * Bitmaps for SIS64 generated target values 1494 */ 1495 unsigned long target_ids[BITS_TO_LONGS(IPR_MAX_SIS64_DEVS)]; 1496 unsigned long array_ids[BITS_TO_LONGS(IPR_MAX_SIS64_DEVS)]; 1497 unsigned long vset_ids[BITS_TO_LONGS(IPR_MAX_SIS64_DEVS)]; 1498 1499 u16 type; /* CCIN of the card */ 1500 1501 u8 log_level; 1502 #define IPR_MAX_LOG_LEVEL 4 1503 #define IPR_DEFAULT_LOG_LEVEL 2 1504 #define IPR_DEBUG_LOG_LEVEL 3 1505 1506 #define IPR_NUM_TRACE_INDEX_BITS 8 1507 #define IPR_NUM_TRACE_ENTRIES (1 << IPR_NUM_TRACE_INDEX_BITS) 1508 #define IPR_TRACE_INDEX_MASK (IPR_NUM_TRACE_ENTRIES - 1) 1509 #define IPR_TRACE_SIZE (sizeof(struct ipr_trace_entry) * IPR_NUM_TRACE_ENTRIES) 1510 char trace_start[8]; 1511 #define IPR_TRACE_START_LABEL "trace" 1512 struct ipr_trace_entry *trace; 1513 atomic_t trace_index; 1514 1515 char cfg_table_start[8]; 1516 #define IPR_CFG_TBL_START "cfg" 1517 union { 1518 struct ipr_config_table *cfg_table; 1519 struct ipr_config_table64 *cfg_table64; 1520 } u; 1521 dma_addr_t cfg_table_dma; 1522 u32 cfg_table_size; 1523 u32 max_devs_supported; 1524 1525 char resource_table_label[8]; 1526 #define IPR_RES_TABLE_LABEL "res_tbl" 1527 struct ipr_resource_entry *res_entries; 1528 struct list_head free_res_q; 1529 struct list_head used_res_q; 1530 1531 char ipr_hcam_label[8]; 1532 #define IPR_HCAM_LABEL "hcams" 1533 struct ipr_hostrcb *hostrcb[IPR_MAX_HCAMS]; 1534 dma_addr_t hostrcb_dma[IPR_MAX_HCAMS]; 1535 struct list_head hostrcb_free_q; 1536 struct list_head hostrcb_pending_q; 1537 struct list_head hostrcb_report_q; 1538 1539 struct ipr_hrr_queue hrrq[IPR_MAX_HRRQ_NUM]; 1540 u32 hrrq_num; 1541 atomic_t hrrq_index; 1542 u16 identify_hrrq_index; 1543 1544 struct ipr_bus_attributes bus_attr[IPR_MAX_NUM_BUSES]; 1545 1546 unsigned int transop_timeout; 1547 const struct ipr_chip_cfg_t *chip_cfg; 1548 const struct ipr_chip_t *ipr_chip; 1549 1550 void __iomem *hdw_dma_regs; /* iomapped PCI memory space */ 1551 unsigned long hdw_dma_regs_pci; /* raw PCI memory space */ 1552 void __iomem *ioa_mailbox; 1553 struct ipr_interrupts regs; 1554 1555 u16 saved_pcix_cmd_reg; 1556 u16 reset_retries; 1557 1558 u32 errors_logged; 1559 u32 doorbell; 1560 1561 struct Scsi_Host *host; 1562 struct pci_dev *pdev; 1563 struct ipr_sglist *ucode_sglist; 1564 u8 saved_mode_page_len; 1565 1566 struct work_struct work_q; 1567 struct work_struct scsi_add_work_q; 1568 struct workqueue_struct *reset_work_q; 1569 1570 wait_queue_head_t reset_wait_q; 1571 wait_queue_head_t msi_wait_q; 1572 wait_queue_head_t eeh_wait_q; 1573 1574 struct ipr_dump *dump; 1575 enum ipr_sdt_state sdt_state; 1576 1577 struct ipr_misc_cbs *vpd_cbs; 1578 dma_addr_t vpd_cbs_dma; 1579 1580 struct dma_pool *ipr_cmd_pool; 1581 1582 struct ipr_cmnd *reset_cmd; 1583 int (*reset) (struct ipr_cmnd *); 1584 1585 struct ata_host ata_host; 1586 char ipr_cmd_label[8]; 1587 #define IPR_CMD_LABEL "ipr_cmd" 1588 u32 max_cmds; 1589 struct ipr_cmnd **ipr_cmnd_list; 1590 dma_addr_t *ipr_cmnd_list_dma; 1591 1592 unsigned int nvectors; 1593 1594 struct { 1595 char desc[22]; 1596 } vectors_info[IPR_MAX_MSIX_VECTORS]; 1597 1598 u32 iopoll_weight; 1599 1600 }; /* struct ipr_ioa_cfg */ 1601 1602 struct ipr_cmnd { 1603 struct ipr_ioarcb ioarcb; 1604 union { 1605 struct ipr_ioadl_desc ioadl[IPR_NUM_IOADL_ENTRIES]; 1606 struct ipr_ioadl64_desc ioadl64[IPR_NUM_IOADL_ENTRIES]; 1607 struct ipr_ata64_ioadl ata_ioadl; 1608 } i; 1609 union { 1610 struct ipr_ioasa ioasa; 1611 struct ipr_ioasa64 ioasa64; 1612 } s; 1613 struct list_head queue; 1614 struct scsi_cmnd *scsi_cmd; 1615 struct ata_queued_cmd *qc; 1616 struct completion completion; 1617 struct timer_list timer; 1618 struct work_struct work; 1619 void (*fast_done) (struct ipr_cmnd *); 1620 void (*done) (struct ipr_cmnd *); 1621 int (*job_step) (struct ipr_cmnd *); 1622 int (*job_step_failed) (struct ipr_cmnd *); 1623 u16 cmd_index; 1624 u8 sense_buffer[SCSI_SENSE_BUFFERSIZE]; 1625 dma_addr_t sense_buffer_dma; 1626 unsigned short dma_use_sg; 1627 dma_addr_t dma_addr; 1628 struct ipr_cmnd *sibling; 1629 union { 1630 enum ipr_shutdown_type shutdown_type; 1631 struct ipr_hostrcb *hostrcb; 1632 unsigned long time_left; 1633 unsigned long scratch; 1634 struct ipr_resource_entry *res; 1635 struct scsi_device *sdev; 1636 } u; 1637 1638 struct completion *eh_comp; 1639 struct ipr_hrr_queue *hrrq; 1640 struct ipr_ioa_cfg *ioa_cfg; 1641 }; 1642 1643 struct ipr_ses_table_entry { 1644 char product_id[17]; 1645 char compare_product_id_byte[17]; 1646 u32 max_bus_speed_limit; /* MB/sec limit for this backplane */ 1647 }; 1648 1649 struct ipr_dump_header { 1650 u32 eye_catcher; 1651 #define IPR_DUMP_EYE_CATCHER 0xC5D4E3F2 1652 u32 len; 1653 u32 num_entries; 1654 u32 first_entry_offset; 1655 u32 status; 1656 #define IPR_DUMP_STATUS_SUCCESS 0 1657 #define IPR_DUMP_STATUS_QUAL_SUCCESS 2 1658 #define IPR_DUMP_STATUS_FAILED 0xffffffff 1659 u32 os; 1660 #define IPR_DUMP_OS_LINUX 0x4C4E5558 1661 u32 driver_name; 1662 #define IPR_DUMP_DRIVER_NAME 0x49505232 1663 }__attribute__((packed, aligned (4))); 1664 1665 struct ipr_dump_entry_header { 1666 u32 eye_catcher; 1667 #define IPR_DUMP_EYE_CATCHER 0xC5D4E3F2 1668 u32 len; 1669 u32 num_elems; 1670 u32 offset; 1671 u32 data_type; 1672 #define IPR_DUMP_DATA_TYPE_ASCII 0x41534349 1673 #define IPR_DUMP_DATA_TYPE_BINARY 0x42494E41 1674 u32 id; 1675 #define IPR_DUMP_IOA_DUMP_ID 0x494F4131 1676 #define IPR_DUMP_LOCATION_ID 0x4C4F4341 1677 #define IPR_DUMP_TRACE_ID 0x54524143 1678 #define IPR_DUMP_DRIVER_VERSION_ID 0x44525652 1679 #define IPR_DUMP_DRIVER_TYPE_ID 0x54595045 1680 #define IPR_DUMP_IOA_CTRL_BLK 0x494F4342 1681 #define IPR_DUMP_PEND_OPS 0x414F5053 1682 u32 status; 1683 }__attribute__((packed, aligned (4))); 1684 1685 struct ipr_dump_location_entry { 1686 struct ipr_dump_entry_header hdr; 1687 u8 location[20]; 1688 }__attribute__((packed, aligned (4))); 1689 1690 struct ipr_dump_trace_entry { 1691 struct ipr_dump_entry_header hdr; 1692 u32 trace[IPR_TRACE_SIZE / sizeof(u32)]; 1693 }__attribute__((packed, aligned (4))); 1694 1695 struct ipr_dump_version_entry { 1696 struct ipr_dump_entry_header hdr; 1697 u8 version[sizeof(IPR_DRIVER_VERSION)]; 1698 }; 1699 1700 struct ipr_dump_ioa_type_entry { 1701 struct ipr_dump_entry_header hdr; 1702 u32 type; 1703 u32 fw_version; 1704 }; 1705 1706 struct ipr_driver_dump { 1707 struct ipr_dump_header hdr; 1708 struct ipr_dump_version_entry version_entry; 1709 struct ipr_dump_location_entry location_entry; 1710 struct ipr_dump_ioa_type_entry ioa_type_entry; 1711 struct ipr_dump_trace_entry trace_entry; 1712 }__attribute__((packed, aligned (4))); 1713 1714 struct ipr_ioa_dump { 1715 struct ipr_dump_entry_header hdr; 1716 struct ipr_sdt sdt; 1717 __be32 **ioa_data; 1718 u32 reserved; 1719 u32 next_page_index; 1720 u32 page_offset; 1721 u32 format; 1722 }__attribute__((packed, aligned (4))); 1723 1724 struct ipr_dump { 1725 struct kref kref; 1726 struct ipr_ioa_cfg *ioa_cfg; 1727 struct ipr_driver_dump driver_dump; 1728 struct ipr_ioa_dump ioa_dump; 1729 }; 1730 1731 struct ipr_error_table_t { 1732 u32 ioasc; 1733 int log_ioasa; 1734 int log_hcam; 1735 char *error; 1736 }; 1737 1738 struct ipr_software_inq_lid_info { 1739 __be32 load_id; 1740 __be32 timestamp[3]; 1741 }__attribute__((packed, aligned (4))); 1742 1743 struct ipr_ucode_image_header { 1744 __be32 header_length; 1745 __be32 lid_table_offset; 1746 u8 major_release; 1747 u8 card_type; 1748 u8 minor_release[2]; 1749 u8 reserved[20]; 1750 char eyecatcher[16]; 1751 __be32 num_lids; 1752 struct ipr_software_inq_lid_info lid[1]; 1753 }__attribute__((packed, aligned (4))); 1754 1755 /* 1756 * Macros 1757 */ 1758 #define IPR_DBG_CMD(CMD) if (ipr_debug) { CMD; } 1759 1760 #ifdef CONFIG_SCSI_IPR_TRACE 1761 #define ipr_create_trace_file(kobj, attr) sysfs_create_bin_file(kobj, attr) 1762 #define ipr_remove_trace_file(kobj, attr) sysfs_remove_bin_file(kobj, attr) 1763 #else 1764 #define ipr_create_trace_file(kobj, attr) 0 1765 #define ipr_remove_trace_file(kobj, attr) do { } while(0) 1766 #endif 1767 1768 #ifdef CONFIG_SCSI_IPR_DUMP 1769 #define ipr_create_dump_file(kobj, attr) sysfs_create_bin_file(kobj, attr) 1770 #define ipr_remove_dump_file(kobj, attr) sysfs_remove_bin_file(kobj, attr) 1771 #else 1772 #define ipr_create_dump_file(kobj, attr) 0 1773 #define ipr_remove_dump_file(kobj, attr) do { } while(0) 1774 #endif 1775 1776 /* 1777 * Error logging macros 1778 */ 1779 #define ipr_err(...) printk(KERN_ERR IPR_NAME ": "__VA_ARGS__) 1780 #define ipr_info(...) printk(KERN_INFO IPR_NAME ": "__VA_ARGS__) 1781 #define ipr_dbg(...) IPR_DBG_CMD(printk(KERN_INFO IPR_NAME ": "__VA_ARGS__)) 1782 1783 #define ipr_res_printk(level, ioa_cfg, bus, target, lun, fmt, ...) \ 1784 printk(level IPR_NAME ": %d:%d:%d:%d: " fmt, (ioa_cfg)->host->host_no, \ 1785 bus, target, lun, ##__VA_ARGS__) 1786 1787 #define ipr_res_err(ioa_cfg, res, fmt, ...) \ 1788 ipr_res_printk(KERN_ERR, ioa_cfg, (res)->bus, (res)->target, (res)->lun, fmt, ##__VA_ARGS__) 1789 1790 #define ipr_ra_printk(level, ioa_cfg, ra, fmt, ...) \ 1791 printk(level IPR_NAME ": %d:%d:%d:%d: " fmt, (ioa_cfg)->host->host_no, \ 1792 (ra).bus, (ra).target, (ra).lun, ##__VA_ARGS__) 1793 1794 #define ipr_ra_err(ioa_cfg, ra, fmt, ...) \ 1795 ipr_ra_printk(KERN_ERR, ioa_cfg, ra, fmt, ##__VA_ARGS__) 1796 1797 #define ipr_phys_res_err(ioa_cfg, res, fmt, ...) \ 1798 { \ 1799 if ((res).bus >= IPR_MAX_NUM_BUSES) { \ 1800 ipr_err(fmt": unknown\n", ##__VA_ARGS__); \ 1801 } else { \ 1802 ipr_err(fmt": %d:%d:%d:%d\n", \ 1803 ##__VA_ARGS__, (ioa_cfg)->host->host_no, \ 1804 (res).bus, (res).target, (res).lun); \ 1805 } \ 1806 } 1807 1808 #define ipr_hcam_err(hostrcb, fmt, ...) \ 1809 { \ 1810 if (ipr_is_device(hostrcb)) { \ 1811 if ((hostrcb)->ioa_cfg->sis64) { \ 1812 printk(KERN_ERR IPR_NAME ": %s: " fmt, \ 1813 ipr_format_res_path(hostrcb->ioa_cfg, \ 1814 hostrcb->hcam.u.error64.fd_res_path, \ 1815 hostrcb->rp_buffer, \ 1816 sizeof(hostrcb->rp_buffer)), \ 1817 __VA_ARGS__); \ 1818 } else { \ 1819 ipr_ra_err((hostrcb)->ioa_cfg, \ 1820 (hostrcb)->hcam.u.error.fd_res_addr, \ 1821 fmt, __VA_ARGS__); \ 1822 } \ 1823 } else { \ 1824 dev_err(&(hostrcb)->ioa_cfg->pdev->dev, fmt, __VA_ARGS__); \ 1825 } \ 1826 } 1827 1828 #define ipr_trace ipr_dbg("%s: %s: Line: %d\n",\ 1829 __FILE__, __func__, __LINE__) 1830 1831 #define ENTER IPR_DBG_CMD(printk(KERN_INFO IPR_NAME": Entering %s\n", __func__)) 1832 #define LEAVE IPR_DBG_CMD(printk(KERN_INFO IPR_NAME": Leaving %s\n", __func__)) 1833 1834 #define ipr_err_separator \ 1835 ipr_err("----------------------------------------------------------\n") 1836 1837 1838 /* 1839 * Inlines 1840 */ 1841 1842 /** 1843 * ipr_is_ioa_resource - Determine if a resource is the IOA 1844 * @res: resource entry struct 1845 * 1846 * Return value: 1847 * 1 if IOA / 0 if not IOA 1848 **/ ipr_is_ioa_resource(struct ipr_resource_entry * res)1849 static inline int ipr_is_ioa_resource(struct ipr_resource_entry *res) 1850 { 1851 return res->type == IPR_RES_TYPE_IOAFP; 1852 } 1853 1854 /** 1855 * ipr_is_af_dasd_device - Determine if a resource is an AF DASD 1856 * @res: resource entry struct 1857 * 1858 * Return value: 1859 * 1 if AF DASD / 0 if not AF DASD 1860 **/ ipr_is_af_dasd_device(struct ipr_resource_entry * res)1861 static inline int ipr_is_af_dasd_device(struct ipr_resource_entry *res) 1862 { 1863 return res->type == IPR_RES_TYPE_AF_DASD || 1864 res->type == IPR_RES_TYPE_REMOTE_AF_DASD; 1865 } 1866 1867 /** 1868 * ipr_is_vset_device - Determine if a resource is a VSET 1869 * @res: resource entry struct 1870 * 1871 * Return value: 1872 * 1 if VSET / 0 if not VSET 1873 **/ ipr_is_vset_device(struct ipr_resource_entry * res)1874 static inline int ipr_is_vset_device(struct ipr_resource_entry *res) 1875 { 1876 return res->type == IPR_RES_TYPE_VOLUME_SET; 1877 } 1878 1879 /** 1880 * ipr_is_gscsi - Determine if a resource is a generic scsi resource 1881 * @res: resource entry struct 1882 * 1883 * Return value: 1884 * 1 if GSCSI / 0 if not GSCSI 1885 **/ ipr_is_gscsi(struct ipr_resource_entry * res)1886 static inline int ipr_is_gscsi(struct ipr_resource_entry *res) 1887 { 1888 return res->type == IPR_RES_TYPE_GENERIC_SCSI; 1889 } 1890 1891 /** 1892 * ipr_is_scsi_disk - Determine if a resource is a SCSI disk 1893 * @res: resource entry struct 1894 * 1895 * Return value: 1896 * 1 if SCSI disk / 0 if not SCSI disk 1897 **/ ipr_is_scsi_disk(struct ipr_resource_entry * res)1898 static inline int ipr_is_scsi_disk(struct ipr_resource_entry *res) 1899 { 1900 if (ipr_is_af_dasd_device(res) || 1901 (ipr_is_gscsi(res) && IPR_IS_DASD_DEVICE(res->std_inq_data))) 1902 return 1; 1903 else 1904 return 0; 1905 } 1906 1907 /** 1908 * ipr_is_gata - Determine if a resource is a generic ATA resource 1909 * @res: resource entry struct 1910 * 1911 * Return value: 1912 * 1 if GATA / 0 if not GATA 1913 **/ ipr_is_gata(struct ipr_resource_entry * res)1914 static inline int ipr_is_gata(struct ipr_resource_entry *res) 1915 { 1916 return res->type == IPR_RES_TYPE_GENERIC_ATA; 1917 } 1918 1919 /** 1920 * ipr_is_naca_model - Determine if a resource is using NACA queueing model 1921 * @res: resource entry struct 1922 * 1923 * Return value: 1924 * 1 if NACA queueing model / 0 if not NACA queueing model 1925 **/ ipr_is_naca_model(struct ipr_resource_entry * res)1926 static inline int ipr_is_naca_model(struct ipr_resource_entry *res) 1927 { 1928 if (ipr_is_gscsi(res) && res->qmodel == IPR_QUEUE_NACA_MODEL) 1929 return 1; 1930 return 0; 1931 } 1932 1933 /** 1934 * ipr_is_device - Determine if the hostrcb structure is related to a device 1935 * @hostrcb: host resource control blocks struct 1936 * 1937 * Return value: 1938 * 1 if AF / 0 if not AF 1939 **/ ipr_is_device(struct ipr_hostrcb * hostrcb)1940 static inline int ipr_is_device(struct ipr_hostrcb *hostrcb) 1941 { 1942 struct ipr_res_addr *res_addr; 1943 u8 *res_path; 1944 1945 if (hostrcb->ioa_cfg->sis64) { 1946 res_path = &hostrcb->hcam.u.error64.fd_res_path[0]; 1947 if ((res_path[0] == 0x00 || res_path[0] == 0x80 || 1948 res_path[0] == 0x81) && res_path[2] != 0xFF) 1949 return 1; 1950 } else { 1951 res_addr = &hostrcb->hcam.u.error.fd_res_addr; 1952 1953 if ((res_addr->bus < IPR_MAX_NUM_BUSES) && 1954 (res_addr->target < (IPR_MAX_NUM_TARGETS_PER_BUS - 1))) 1955 return 1; 1956 } 1957 return 0; 1958 } 1959 1960 /** 1961 * ipr_sdt_is_fmt2 - Determine if a SDT address is in format 2 1962 * @sdt_word: SDT address 1963 * 1964 * Return value: 1965 * 1 if format 2 / 0 if not 1966 **/ ipr_sdt_is_fmt2(u32 sdt_word)1967 static inline int ipr_sdt_is_fmt2(u32 sdt_word) 1968 { 1969 u32 bar_sel = IPR_GET_FMT2_BAR_SEL(sdt_word); 1970 1971 switch (bar_sel) { 1972 case IPR_SDT_FMT2_BAR0_SEL: 1973 case IPR_SDT_FMT2_BAR1_SEL: 1974 case IPR_SDT_FMT2_BAR2_SEL: 1975 case IPR_SDT_FMT2_BAR3_SEL: 1976 case IPR_SDT_FMT2_BAR4_SEL: 1977 case IPR_SDT_FMT2_BAR5_SEL: 1978 case IPR_SDT_FMT2_EXP_ROM_SEL: 1979 return 1; 1980 }; 1981 1982 return 0; 1983 } 1984 1985 #ifndef writeq writeq(u64 val,void __iomem * addr)1986 static inline void writeq(u64 val, void __iomem *addr) 1987 { 1988 writel(((u32) (val >> 32)), addr); 1989 writel(((u32) (val)), (addr + 4)); 1990 } 1991 #endif 1992 1993 #endif /* _IPR_H */ 1994
