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