1 /* 2 * ipr.h -- driver for IBM Power Linux RAID adapters 3 * 4 * Written By: Brian King <brking@us.ibm.com>, IBM Corporation 5 * 6 * Copyright (C) 2003, 2004 IBM Corporation 7 * 8 * This program is free software; you can redistribute it and/or modify 9 * it under the terms of the GNU General Public License as published by 10 * the Free Software Foundation; either version 2 of the License, or 11 * (at your option) any later version. 12 * 13 * This program is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * GNU General Public License for more details. 17 * 18 * You should have received a copy of the GNU General Public License 19 * along with this program; if not, write to the Free Software 20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 21 * 22 * Alan Cox <alan@lxorguk.ukuu.org.uk> - Removed several careless u32/dma_addr_t errors 23 * that broke 64bit platforms. 24 */ 25 26 #ifndef _IPR_H 27 #define _IPR_H 28 29 #include <asm/unaligned.h> 30 #include <linux/types.h> 31 #include <linux/completion.h> 32 #include <linux/libata.h> 33 #include <linux/list.h> 34 #include <linux/kref.h> 35 #include <linux/blk-iopoll.h> 36 #include <scsi/scsi.h> 37 #include <scsi/scsi_cmnd.h> 38 39 /* 40 * Literals 41 */ 42 #define IPR_DRIVER_VERSION "2.6.1" 43 #define IPR_DRIVER_DATE "(March 12, 2015)" 44 45 /* 46 * IPR_MAX_CMD_PER_LUN: This defines the maximum number of outstanding 47 * ops per device for devices not running tagged command queuing. 48 * This can be adjusted at runtime through sysfs device attributes. 49 */ 50 #define IPR_MAX_CMD_PER_LUN 6 51 #define IPR_MAX_CMD_PER_ATA_LUN 1 52 53 /* 54 * IPR_NUM_BASE_CMD_BLKS: This defines the maximum number of 55 * ops the mid-layer can send to the adapter. 56 */ 57 #define IPR_NUM_BASE_CMD_BLKS (ioa_cfg->max_cmds) 58 59 #define PCI_DEVICE_ID_IBM_OBSIDIAN_E 0x0339 60 61 #define PCI_DEVICE_ID_IBM_CROC_FPGA_E2 0x033D 62 #define PCI_DEVICE_ID_IBM_CROCODILE 0x034A 63 64 #define IPR_SUBS_DEV_ID_2780 0x0264 65 #define IPR_SUBS_DEV_ID_5702 0x0266 66 #define IPR_SUBS_DEV_ID_5703 0x0278 67 #define IPR_SUBS_DEV_ID_572E 0x028D 68 #define IPR_SUBS_DEV_ID_573E 0x02D3 69 #define IPR_SUBS_DEV_ID_573D 0x02D4 70 #define IPR_SUBS_DEV_ID_571A 0x02C0 71 #define IPR_SUBS_DEV_ID_571B 0x02BE 72 #define IPR_SUBS_DEV_ID_571E 0x02BF 73 #define IPR_SUBS_DEV_ID_571F 0x02D5 74 #define IPR_SUBS_DEV_ID_572A 0x02C1 75 #define IPR_SUBS_DEV_ID_572B 0x02C2 76 #define IPR_SUBS_DEV_ID_572F 0x02C3 77 #define IPR_SUBS_DEV_ID_574E 0x030A 78 #define IPR_SUBS_DEV_ID_575B 0x030D 79 #define IPR_SUBS_DEV_ID_575C 0x0338 80 #define IPR_SUBS_DEV_ID_57B3 0x033A 81 #define IPR_SUBS_DEV_ID_57B7 0x0360 82 #define IPR_SUBS_DEV_ID_57B8 0x02C2 83 84 #define IPR_SUBS_DEV_ID_57B4 0x033B 85 #define IPR_SUBS_DEV_ID_57B2 0x035F 86 #define IPR_SUBS_DEV_ID_57C0 0x0352 87 #define IPR_SUBS_DEV_ID_57C3 0x0353 88 #define IPR_SUBS_DEV_ID_57C4 0x0354 89 #define IPR_SUBS_DEV_ID_57C6 0x0357 90 #define IPR_SUBS_DEV_ID_57CC 0x035C 91 92 #define IPR_SUBS_DEV_ID_57B5 0x033C 93 #define IPR_SUBS_DEV_ID_57CE 0x035E 94 #define IPR_SUBS_DEV_ID_57B1 0x0355 95 96 #define IPR_SUBS_DEV_ID_574D 0x0356 97 #define IPR_SUBS_DEV_ID_57C8 0x035D 98 99 #define IPR_SUBS_DEV_ID_57D5 0x03FB 100 #define IPR_SUBS_DEV_ID_57D6 0x03FC 101 #define IPR_SUBS_DEV_ID_57D7 0x03FF 102 #define IPR_SUBS_DEV_ID_57D8 0x03FE 103 #define IPR_SUBS_DEV_ID_57D9 0x046D 104 #define IPR_SUBS_DEV_ID_57DA 0x04CA 105 #define IPR_SUBS_DEV_ID_57EB 0x0474 106 #define IPR_SUBS_DEV_ID_57EC 0x0475 107 #define IPR_SUBS_DEV_ID_57ED 0x0499 108 #define IPR_SUBS_DEV_ID_57EE 0x049A 109 #define IPR_SUBS_DEV_ID_57EF 0x049B 110 #define IPR_SUBS_DEV_ID_57F0 0x049C 111 #define IPR_SUBS_DEV_ID_2CCA 0x04C7 112 #define IPR_SUBS_DEV_ID_2CD2 0x04C8 113 #define IPR_SUBS_DEV_ID_2CCD 0x04C9 114 #define IPR_NAME "ipr" 115 116 /* 117 * Return codes 118 */ 119 #define IPR_RC_JOB_CONTINUE 1 120 #define IPR_RC_JOB_RETURN 2 121 122 /* 123 * IOASCs 124 */ 125 #define IPR_IOASC_NR_INIT_CMD_REQUIRED 0x02040200 126 #define IPR_IOASC_NR_IOA_RESET_REQUIRED 0x02048000 127 #define IPR_IOASC_SYNC_REQUIRED 0x023f0000 128 #define IPR_IOASC_MED_DO_NOT_REALLOC 0x03110C00 129 #define IPR_IOASC_HW_SEL_TIMEOUT 0x04050000 130 #define IPR_IOASC_HW_DEV_BUS_STATUS 0x04448500 131 #define IPR_IOASC_IOASC_MASK 0xFFFFFF00 132 #define IPR_IOASC_SCSI_STATUS_MASK 0x000000FF 133 #define IPR_IOASC_HW_CMD_FAILED 0x046E0000 134 #define IPR_IOASC_IR_INVALID_REQ_TYPE_OR_PKT 0x05240000 135 #define IPR_IOASC_IR_RESOURCE_HANDLE 0x05250000 136 #define IPR_IOASC_IR_NO_CMDS_TO_2ND_IOA 0x05258100 137 #define IPR_IOASA_IR_DUAL_IOA_DISABLED 0x052C8000 138 #define IPR_IOASC_BUS_WAS_RESET 0x06290000 139 #define IPR_IOASC_BUS_WAS_RESET_BY_OTHER 0x06298000 140 #define IPR_IOASC_ABORTED_CMD_TERM_BY_HOST 0x0B5A0000 141 #define IPR_IOASC_IR_NON_OPTIMIZED 0x05258200 142 143 #define IPR_FIRST_DRIVER_IOASC 0x10000000 144 #define IPR_IOASC_IOA_WAS_RESET 0x10000001 145 #define IPR_IOASC_PCI_ACCESS_ERROR 0x10000002 146 147 /* Driver data flags */ 148 #define IPR_USE_LONG_TRANSOP_TIMEOUT 0x00000001 149 #define IPR_USE_PCI_WARM_RESET 0x00000002 150 151 #define IPR_DEFAULT_MAX_ERROR_DUMP 984 152 #define IPR_NUM_LOG_HCAMS 2 153 #define IPR_NUM_CFG_CHG_HCAMS 2 154 #define IPR_NUM_HCAMS (IPR_NUM_LOG_HCAMS + IPR_NUM_CFG_CHG_HCAMS) 155 156 #define IPR_MAX_SIS64_TARGETS_PER_BUS 1024 157 #define IPR_MAX_SIS64_LUNS_PER_TARGET 0xffffffff 158 159 #define IPR_MAX_NUM_TARGETS_PER_BUS 256 160 #define IPR_MAX_NUM_LUNS_PER_TARGET 256 161 #define IPR_VSET_BUS 0xff 162 #define IPR_IOA_BUS 0xff 163 #define IPR_IOA_TARGET 0xff 164 #define IPR_IOA_LUN 0xff 165 #define IPR_MAX_NUM_BUSES 16 166 167 #define IPR_NUM_RESET_RELOAD_RETRIES 3 168 169 /* We need resources for HCAMS, IOA reset, IOA bringdown, and ERP */ 170 #define IPR_NUM_INTERNAL_CMD_BLKS (IPR_NUM_HCAMS + \ 171 ((IPR_NUM_RESET_RELOAD_RETRIES + 1) * 2) + 4) 172 173 #define IPR_MAX_COMMANDS 100 174 #define IPR_NUM_CMD_BLKS (IPR_NUM_BASE_CMD_BLKS + \ 175 IPR_NUM_INTERNAL_CMD_BLKS) 176 177 #define IPR_MAX_PHYSICAL_DEVS 192 178 #define IPR_DEFAULT_SIS64_DEVS 1024 179 #define IPR_MAX_SIS64_DEVS 4096 180 181 #define IPR_MAX_SGLIST 64 182 #define IPR_IOA_MAX_SECTORS 32767 183 #define IPR_VSET_MAX_SECTORS 512 184 #define IPR_MAX_CDB_LEN 16 185 #define IPR_MAX_HRRQ_RETRIES 3 186 187 #define IPR_DEFAULT_BUS_WIDTH 16 188 #define IPR_80MBs_SCSI_RATE ((80 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8)) 189 #define IPR_U160_SCSI_RATE ((160 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8)) 190 #define IPR_U320_SCSI_RATE ((320 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8)) 191 #define IPR_MAX_SCSI_RATE(width) ((320 * 10) / ((width) / 8)) 192 193 #define IPR_IOA_RES_HANDLE 0xffffffff 194 #define IPR_INVALID_RES_HANDLE 0 195 #define IPR_IOA_RES_ADDR 0x00ffffff 196 197 /* 198 * Adapter Commands 199 */ 200 #define IPR_CANCEL_REQUEST 0xC0 201 #define IPR_CANCEL_64BIT_IOARCB 0x01 202 #define IPR_QUERY_RSRC_STATE 0xC2 203 #define IPR_RESET_DEVICE 0xC3 204 #define IPR_RESET_TYPE_SELECT 0x80 205 #define IPR_LUN_RESET 0x40 206 #define IPR_TARGET_RESET 0x20 207 #define IPR_BUS_RESET 0x10 208 #define IPR_ATA_PHY_RESET 0x80 209 #define IPR_ID_HOST_RR_Q 0xC4 210 #define IPR_QUERY_IOA_CONFIG 0xC5 211 #define IPR_CANCEL_ALL_REQUESTS 0xCE 212 #define IPR_HOST_CONTROLLED_ASYNC 0xCF 213 #define IPR_HCAM_CDB_OP_CODE_CONFIG_CHANGE 0x01 214 #define IPR_HCAM_CDB_OP_CODE_LOG_DATA 0x02 215 #define IPR_SET_SUPPORTED_DEVICES 0xFB 216 #define IPR_SET_ALL_SUPPORTED_DEVICES 0x80 217 #define IPR_IOA_SHUTDOWN 0xF7 218 #define IPR_WR_BUF_DOWNLOAD_AND_SAVE 0x05 219 220 /* 221 * Timeouts 222 */ 223 #define IPR_SHUTDOWN_TIMEOUT (ipr_fastfail ? 60 * HZ : 10 * 60 * HZ) 224 #define IPR_VSET_RW_TIMEOUT (ipr_fastfail ? 30 * HZ : 2 * 60 * HZ) 225 #define IPR_ABBREV_SHUTDOWN_TIMEOUT (10 * HZ) 226 #define IPR_DUAL_IOA_ABBR_SHUTDOWN_TO (2 * 60 * HZ) 227 #define IPR_DEVICE_RESET_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ) 228 #define IPR_CANCEL_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ) 229 #define IPR_CANCEL_ALL_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ) 230 #define IPR_ABORT_TASK_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ) 231 #define IPR_INTERNAL_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ) 232 #define IPR_WRITE_BUFFER_TIMEOUT (30 * 60 * HZ) 233 #define IPR_SET_SUP_DEVICE_TIMEOUT (2 * 60 * HZ) 234 #define IPR_REQUEST_SENSE_TIMEOUT (10 * HZ) 235 #define IPR_OPERATIONAL_TIMEOUT (5 * 60) 236 #define IPR_LONG_OPERATIONAL_TIMEOUT (12 * 60) 237 #define IPR_WAIT_FOR_RESET_TIMEOUT (2 * HZ) 238 #define IPR_CHECK_FOR_RESET_TIMEOUT (HZ / 10) 239 #define IPR_WAIT_FOR_BIST_TIMEOUT (2 * HZ) 240 #define IPR_PCI_ERROR_RECOVERY_TIMEOUT (120 * HZ) 241 #define IPR_PCI_RESET_TIMEOUT (HZ / 2) 242 #define IPR_SIS32_DUMP_TIMEOUT (15 * HZ) 243 #define IPR_SIS64_DUMP_TIMEOUT (40 * HZ) 244 #define IPR_DUMP_DELAY_SECONDS 4 245 #define IPR_DUMP_DELAY_TIMEOUT (IPR_DUMP_DELAY_SECONDS * HZ) 246 247 /* 248 * SCSI Literals 249 */ 250 #define IPR_VENDOR_ID_LEN 8 251 #define IPR_PROD_ID_LEN 16 252 #define IPR_SERIAL_NUM_LEN 8 253 254 /* 255 * Hardware literals 256 */ 257 #define IPR_FMT2_MBX_ADDR_MASK 0x0fffffff 258 #define IPR_FMT2_MBX_BAR_SEL_MASK 0xf0000000 259 #define IPR_FMT2_MKR_BAR_SEL_SHIFT 28 260 #define IPR_GET_FMT2_BAR_SEL(mbx) \ 261 (((mbx) & IPR_FMT2_MBX_BAR_SEL_MASK) >> IPR_FMT2_MKR_BAR_SEL_SHIFT) 262 #define IPR_SDT_FMT2_BAR0_SEL 0x0 263 #define IPR_SDT_FMT2_BAR1_SEL 0x1 264 #define IPR_SDT_FMT2_BAR2_SEL 0x2 265 #define IPR_SDT_FMT2_BAR3_SEL 0x3 266 #define IPR_SDT_FMT2_BAR4_SEL 0x4 267 #define IPR_SDT_FMT2_BAR5_SEL 0x5 268 #define IPR_SDT_FMT2_EXP_ROM_SEL 0x8 269 #define IPR_FMT2_SDT_READY_TO_USE 0xC4D4E3F2 270 #define IPR_FMT3_SDT_READY_TO_USE 0xC4D4E3F3 271 #define IPR_DOORBELL 0x82800000 272 #define IPR_RUNTIME_RESET 0x40000000 273 274 #define IPR_IPL_INIT_MIN_STAGE_TIME 5 275 #define IPR_IPL_INIT_DEFAULT_STAGE_TIME 30 276 #define IPR_IPL_INIT_STAGE_UNKNOWN 0x0 277 #define IPR_IPL_INIT_STAGE_TRANSOP 0xB0000000 278 #define IPR_IPL_INIT_STAGE_MASK 0xff000000 279 #define IPR_IPL_INIT_STAGE_TIME_MASK 0x0000ffff 280 #define IPR_PCII_IPL_STAGE_CHANGE (0x80000000 >> 0) 281 282 #define IPR_PCII_IOA_TRANS_TO_OPER (0x80000000 >> 0) 283 #define IPR_PCII_IOARCB_XFER_FAILED (0x80000000 >> 3) 284 #define IPR_PCII_IOA_UNIT_CHECKED (0x80000000 >> 4) 285 #define IPR_PCII_NO_HOST_RRQ (0x80000000 >> 5) 286 #define IPR_PCII_CRITICAL_OPERATION (0x80000000 >> 6) 287 #define IPR_PCII_IO_DEBUG_ACKNOWLEDGE (0x80000000 >> 7) 288 #define IPR_PCII_IOARRIN_LOST (0x80000000 >> 27) 289 #define IPR_PCII_MMIO_ERROR (0x80000000 >> 28) 290 #define IPR_PCII_PROC_ERR_STATE (0x80000000 >> 29) 291 #define IPR_PCII_HRRQ_UPDATED (0x80000000 >> 30) 292 #define IPR_PCII_CORE_ISSUED_RST_REQ (0x80000000 >> 31) 293 294 #define IPR_PCII_ERROR_INTERRUPTS \ 295 (IPR_PCII_IOARCB_XFER_FAILED | IPR_PCII_IOA_UNIT_CHECKED | \ 296 IPR_PCII_NO_HOST_RRQ | IPR_PCII_IOARRIN_LOST | IPR_PCII_MMIO_ERROR) 297 298 #define IPR_PCII_OPER_INTERRUPTS \ 299 (IPR_PCII_ERROR_INTERRUPTS | IPR_PCII_HRRQ_UPDATED | IPR_PCII_IOA_TRANS_TO_OPER) 300 301 #define IPR_UPROCI_RESET_ALERT (0x80000000 >> 7) 302 #define IPR_UPROCI_IO_DEBUG_ALERT (0x80000000 >> 9) 303 #define IPR_UPROCI_SIS64_START_BIST (0x80000000 >> 23) 304 305 #define IPR_LDUMP_MAX_LONG_ACK_DELAY_IN_USEC 200000 /* 200 ms */ 306 #define IPR_LDUMP_MAX_SHORT_ACK_DELAY_IN_USEC 200000 /* 200 ms */ 307 308 /* 309 * Dump literals 310 */ 311 #define IPR_FMT2_MAX_IOA_DUMP_SIZE (4 * 1024 * 1024) 312 #define IPR_FMT3_MAX_IOA_DUMP_SIZE (80 * 1024 * 1024) 313 #define IPR_FMT2_NUM_SDT_ENTRIES 511 314 #define IPR_FMT3_NUM_SDT_ENTRIES 0xFFF 315 #define IPR_FMT2_MAX_NUM_DUMP_PAGES ((IPR_FMT2_MAX_IOA_DUMP_SIZE / PAGE_SIZE) + 1) 316 #define IPR_FMT3_MAX_NUM_DUMP_PAGES ((IPR_FMT3_MAX_IOA_DUMP_SIZE / PAGE_SIZE) + 1) 317 318 /* 319 * Misc literals 320 */ 321 #define IPR_NUM_IOADL_ENTRIES IPR_MAX_SGLIST 322 #define IPR_MAX_MSIX_VECTORS 0x10 323 #define IPR_MAX_HRRQ_NUM 0x10 324 #define IPR_INIT_HRRQ 0x0 325 326 /* 327 * Adapter interface types 328 */ 329 330 struct ipr_res_addr { 331 u8 reserved; 332 u8 bus; 333 u8 target; 334 u8 lun; 335 #define IPR_GET_PHYS_LOC(res_addr) \ 336 (((res_addr).bus << 16) | ((res_addr).target << 8) | (res_addr).lun) 337 }__attribute__((packed, aligned (4))); 338 339 struct ipr_std_inq_vpids { 340 u8 vendor_id[IPR_VENDOR_ID_LEN]; 341 u8 product_id[IPR_PROD_ID_LEN]; 342 }__attribute__((packed)); 343 344 struct ipr_vpd { 345 struct ipr_std_inq_vpids vpids; 346 u8 sn[IPR_SERIAL_NUM_LEN]; 347 }__attribute__((packed)); 348 349 struct ipr_ext_vpd { 350 struct ipr_vpd vpd; 351 __be32 wwid[2]; 352 }__attribute__((packed)); 353 354 struct ipr_ext_vpd64 { 355 struct ipr_vpd vpd; 356 __be32 wwid[4]; 357 }__attribute__((packed)); 358 359 struct ipr_std_inq_data { 360 u8 peri_qual_dev_type; 361 #define IPR_STD_INQ_PERI_QUAL(peri) ((peri) >> 5) 362 #define IPR_STD_INQ_PERI_DEV_TYPE(peri) ((peri) & 0x1F) 363 364 u8 removeable_medium_rsvd; 365 #define IPR_STD_INQ_REMOVEABLE_MEDIUM 0x80 366 367 #define IPR_IS_DASD_DEVICE(std_inq) \ 368 ((IPR_STD_INQ_PERI_DEV_TYPE((std_inq).peri_qual_dev_type) == TYPE_DISK) && \ 369 !(((std_inq).removeable_medium_rsvd) & IPR_STD_INQ_REMOVEABLE_MEDIUM)) 370 371 #define IPR_IS_SES_DEVICE(std_inq) \ 372 (IPR_STD_INQ_PERI_DEV_TYPE((std_inq).peri_qual_dev_type) == TYPE_ENCLOSURE) 373 374 u8 version; 375 u8 aen_naca_fmt; 376 u8 additional_len; 377 u8 sccs_rsvd; 378 u8 bq_enc_multi; 379 u8 sync_cmdq_flags; 380 381 struct ipr_std_inq_vpids vpids; 382 383 u8 ros_rsvd_ram_rsvd[4]; 384 385 u8 serial_num[IPR_SERIAL_NUM_LEN]; 386 }__attribute__ ((packed)); 387 388 #define IPR_RES_TYPE_AF_DASD 0x00 389 #define IPR_RES_TYPE_GENERIC_SCSI 0x01 390 #define IPR_RES_TYPE_VOLUME_SET 0x02 391 #define IPR_RES_TYPE_REMOTE_AF_DASD 0x03 392 #define IPR_RES_TYPE_GENERIC_ATA 0x04 393 #define IPR_RES_TYPE_ARRAY 0x05 394 #define IPR_RES_TYPE_IOAFP 0xff 395 396 struct ipr_config_table_entry { 397 u8 proto; 398 #define IPR_PROTO_SATA 0x02 399 #define IPR_PROTO_SATA_ATAPI 0x03 400 #define IPR_PROTO_SAS_STP 0x06 401 #define IPR_PROTO_SAS_STP_ATAPI 0x07 402 u8 array_id; 403 u8 flags; 404 #define IPR_IS_IOA_RESOURCE 0x80 405 u8 rsvd_subtype; 406 407 #define IPR_QUEUEING_MODEL(res) ((((res)->flags) & 0x70) >> 4) 408 #define IPR_QUEUE_FROZEN_MODEL 0 409 #define IPR_QUEUE_NACA_MODEL 1 410 411 struct ipr_res_addr res_addr; 412 __be32 res_handle; 413 __be32 lun_wwn[2]; 414 struct ipr_std_inq_data std_inq_data; 415 }__attribute__ ((packed, aligned (4))); 416 417 struct ipr_config_table_entry64 { 418 u8 res_type; 419 u8 proto; 420 u8 vset_num; 421 u8 array_id; 422 __be16 flags; 423 __be16 res_flags; 424 #define IPR_QUEUEING_MODEL64(res) ((((res)->res_flags) & 0x7000) >> 12) 425 __be32 res_handle; 426 u8 dev_id_type; 427 u8 reserved[3]; 428 __be64 dev_id; 429 __be64 lun; 430 __be64 lun_wwn[2]; 431 #define IPR_MAX_RES_PATH_LENGTH 48 432 __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[0]; 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[0]; 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 blk_iopoll 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[0]; 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_hostrcb_device_data_entry { 850 struct ipr_vpd vpd; 851 struct ipr_res_addr dev_res_addr; 852 struct ipr_vpd new_vpd; 853 struct ipr_vpd ioa_last_with_dev_vpd; 854 struct ipr_vpd cfc_last_with_dev_vpd; 855 __be32 ioa_data[5]; 856 }__attribute__((packed, aligned (4))); 857 858 struct ipr_hostrcb_device_data_entry_enhanced { 859 struct ipr_ext_vpd vpd; 860 u8 ccin[4]; 861 struct ipr_res_addr dev_res_addr; 862 struct ipr_ext_vpd new_vpd; 863 u8 new_ccin[4]; 864 struct ipr_ext_vpd ioa_last_with_dev_vpd; 865 struct ipr_ext_vpd cfc_last_with_dev_vpd; 866 }__attribute__((packed, aligned (4))); 867 868 struct ipr_hostrcb64_device_data_entry_enhanced { 869 struct ipr_ext_vpd vpd; 870 u8 ccin[4]; 871 u8 res_path[8]; 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_hostrcb_array_data_entry { 879 struct ipr_vpd vpd; 880 struct ipr_res_addr expected_dev_res_addr; 881 struct ipr_res_addr dev_res_addr; 882 }__attribute__((packed, aligned (4))); 883 884 struct ipr_hostrcb64_array_data_entry { 885 struct ipr_ext_vpd vpd; 886 u8 ccin[4]; 887 u8 expected_res_path[8]; 888 u8 res_path[8]; 889 }__attribute__((packed, aligned (4))); 890 891 struct ipr_hostrcb_array_data_entry_enhanced { 892 struct ipr_ext_vpd vpd; 893 u8 ccin[4]; 894 struct ipr_res_addr expected_dev_res_addr; 895 struct ipr_res_addr dev_res_addr; 896 }__attribute__((packed, aligned (4))); 897 898 struct ipr_hostrcb_type_ff_error { 899 __be32 ioa_data[758]; 900 }__attribute__((packed, aligned (4))); 901 902 struct ipr_hostrcb_type_01_error { 903 __be32 seek_counter; 904 __be32 read_counter; 905 u8 sense_data[32]; 906 __be32 ioa_data[236]; 907 }__attribute__((packed, aligned (4))); 908 909 struct ipr_hostrcb_type_21_error { 910 __be32 wwn[4]; 911 u8 res_path[8]; 912 u8 primary_problem_desc[32]; 913 u8 second_problem_desc[32]; 914 __be32 sense_data[8]; 915 __be32 cdb[4]; 916 __be32 residual_trans_length; 917 __be32 length_of_error; 918 __be32 ioa_data[236]; 919 }__attribute__((packed, aligned (4))); 920 921 struct ipr_hostrcb_type_02_error { 922 struct ipr_vpd ioa_vpd; 923 struct ipr_vpd cfc_vpd; 924 struct ipr_vpd ioa_last_attached_to_cfc_vpd; 925 struct ipr_vpd cfc_last_attached_to_ioa_vpd; 926 __be32 ioa_data[3]; 927 }__attribute__((packed, aligned (4))); 928 929 struct ipr_hostrcb_type_12_error { 930 struct ipr_ext_vpd ioa_vpd; 931 struct ipr_ext_vpd cfc_vpd; 932 struct ipr_ext_vpd ioa_last_attached_to_cfc_vpd; 933 struct ipr_ext_vpd cfc_last_attached_to_ioa_vpd; 934 __be32 ioa_data[3]; 935 }__attribute__((packed, aligned (4))); 936 937 struct ipr_hostrcb_type_03_error { 938 struct ipr_vpd ioa_vpd; 939 struct ipr_vpd cfc_vpd; 940 __be32 errors_detected; 941 __be32 errors_logged; 942 u8 ioa_data[12]; 943 struct ipr_hostrcb_device_data_entry dev[3]; 944 }__attribute__((packed, aligned (4))); 945 946 struct ipr_hostrcb_type_13_error { 947 struct ipr_ext_vpd ioa_vpd; 948 struct ipr_ext_vpd cfc_vpd; 949 __be32 errors_detected; 950 __be32 errors_logged; 951 struct ipr_hostrcb_device_data_entry_enhanced dev[3]; 952 }__attribute__((packed, aligned (4))); 953 954 struct ipr_hostrcb_type_23_error { 955 struct ipr_ext_vpd ioa_vpd; 956 struct ipr_ext_vpd cfc_vpd; 957 __be32 errors_detected; 958 __be32 errors_logged; 959 struct ipr_hostrcb64_device_data_entry_enhanced dev[3]; 960 }__attribute__((packed, aligned (4))); 961 962 struct ipr_hostrcb_type_04_error { 963 struct ipr_vpd ioa_vpd; 964 struct ipr_vpd cfc_vpd; 965 u8 ioa_data[12]; 966 struct ipr_hostrcb_array_data_entry array_member[10]; 967 __be32 exposed_mode_adn; 968 __be32 array_id; 969 struct ipr_vpd incomp_dev_vpd; 970 __be32 ioa_data2; 971 struct ipr_hostrcb_array_data_entry array_member2[8]; 972 struct ipr_res_addr last_func_vset_res_addr; 973 u8 vset_serial_num[IPR_SERIAL_NUM_LEN]; 974 u8 protection_level[8]; 975 }__attribute__((packed, aligned (4))); 976 977 struct ipr_hostrcb_type_14_error { 978 struct ipr_ext_vpd ioa_vpd; 979 struct ipr_ext_vpd cfc_vpd; 980 __be32 exposed_mode_adn; 981 __be32 array_id; 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 __be32 num_entries; 986 struct ipr_hostrcb_array_data_entry_enhanced array_member[18]; 987 }__attribute__((packed, aligned (4))); 988 989 struct ipr_hostrcb_type_24_error { 990 struct ipr_ext_vpd ioa_vpd; 991 struct ipr_ext_vpd cfc_vpd; 992 u8 reserved[2]; 993 u8 exposed_mode_adn; 994 #define IPR_INVALID_ARRAY_DEV_NUM 0xff 995 u8 array_id; 996 u8 last_res_path[8]; 997 u8 protection_level[8]; 998 struct ipr_ext_vpd64 array_vpd; 999 u8 description[16]; 1000 u8 reserved2[3]; 1001 u8 num_entries; 1002 struct ipr_hostrcb64_array_data_entry array_member[32]; 1003 }__attribute__((packed, aligned (4))); 1004 1005 struct ipr_hostrcb_type_07_error { 1006 u8 failure_reason[64]; 1007 struct ipr_vpd vpd; 1008 u32 data[222]; 1009 }__attribute__((packed, aligned (4))); 1010 1011 struct ipr_hostrcb_type_17_error { 1012 u8 failure_reason[64]; 1013 struct ipr_ext_vpd vpd; 1014 u32 data[476]; 1015 }__attribute__((packed, aligned (4))); 1016 1017 struct ipr_hostrcb_config_element { 1018 u8 type_status; 1019 #define IPR_PATH_CFG_TYPE_MASK 0xF0 1020 #define IPR_PATH_CFG_NOT_EXIST 0x00 1021 #define IPR_PATH_CFG_IOA_PORT 0x10 1022 #define IPR_PATH_CFG_EXP_PORT 0x20 1023 #define IPR_PATH_CFG_DEVICE_PORT 0x30 1024 #define IPR_PATH_CFG_DEVICE_LUN 0x40 1025 1026 #define IPR_PATH_CFG_STATUS_MASK 0x0F 1027 #define IPR_PATH_CFG_NO_PROB 0x00 1028 #define IPR_PATH_CFG_DEGRADED 0x01 1029 #define IPR_PATH_CFG_FAILED 0x02 1030 #define IPR_PATH_CFG_SUSPECT 0x03 1031 #define IPR_PATH_NOT_DETECTED 0x04 1032 #define IPR_PATH_INCORRECT_CONN 0x05 1033 1034 u8 cascaded_expander; 1035 u8 phy; 1036 u8 link_rate; 1037 #define IPR_PHY_LINK_RATE_MASK 0x0F 1038 1039 __be32 wwid[2]; 1040 }__attribute__((packed, aligned (4))); 1041 1042 struct ipr_hostrcb64_config_element { 1043 __be16 length; 1044 u8 descriptor_id; 1045 #define IPR_DESCRIPTOR_MASK 0xC0 1046 #define IPR_DESCRIPTOR_SIS64 0x00 1047 1048 u8 reserved; 1049 u8 type_status; 1050 1051 u8 reserved2[2]; 1052 u8 link_rate; 1053 1054 u8 res_path[8]; 1055 __be32 wwid[2]; 1056 }__attribute__((packed, aligned (8))); 1057 1058 struct ipr_hostrcb_fabric_desc { 1059 __be16 length; 1060 u8 ioa_port; 1061 u8 cascaded_expander; 1062 u8 phy; 1063 u8 path_state; 1064 #define IPR_PATH_ACTIVE_MASK 0xC0 1065 #define IPR_PATH_NO_INFO 0x00 1066 #define IPR_PATH_ACTIVE 0x40 1067 #define IPR_PATH_NOT_ACTIVE 0x80 1068 1069 #define IPR_PATH_STATE_MASK 0x0F 1070 #define IPR_PATH_STATE_NO_INFO 0x00 1071 #define IPR_PATH_HEALTHY 0x01 1072 #define IPR_PATH_DEGRADED 0x02 1073 #define IPR_PATH_FAILED 0x03 1074 1075 __be16 num_entries; 1076 struct ipr_hostrcb_config_element elem[1]; 1077 }__attribute__((packed, aligned (4))); 1078 1079 struct ipr_hostrcb64_fabric_desc { 1080 __be16 length; 1081 u8 descriptor_id; 1082 1083 u8 reserved[2]; 1084 u8 path_state; 1085 1086 u8 reserved2[2]; 1087 u8 res_path[8]; 1088 u8 reserved3[6]; 1089 __be16 num_entries; 1090 struct ipr_hostrcb64_config_element elem[1]; 1091 }__attribute__((packed, aligned (8))); 1092 1093 #define for_each_hrrq(hrrq, ioa_cfg) \ 1094 for (hrrq = (ioa_cfg)->hrrq; \ 1095 hrrq < ((ioa_cfg)->hrrq + (ioa_cfg)->hrrq_num); hrrq++) 1096 1097 #define for_each_fabric_cfg(fabric, cfg) \ 1098 for (cfg = (fabric)->elem; \ 1099 cfg < ((fabric)->elem + be16_to_cpu((fabric)->num_entries)); \ 1100 cfg++) 1101 1102 struct ipr_hostrcb_type_20_error { 1103 u8 failure_reason[64]; 1104 u8 reserved[3]; 1105 u8 num_entries; 1106 struct ipr_hostrcb_fabric_desc desc[1]; 1107 }__attribute__((packed, aligned (4))); 1108 1109 struct ipr_hostrcb_type_30_error { 1110 u8 failure_reason[64]; 1111 u8 reserved[3]; 1112 u8 num_entries; 1113 struct ipr_hostrcb64_fabric_desc desc[1]; 1114 }__attribute__((packed, aligned (4))); 1115 1116 struct ipr_hostrcb_error { 1117 __be32 fd_ioasc; 1118 struct ipr_res_addr fd_res_addr; 1119 __be32 fd_res_handle; 1120 __be32 prc; 1121 union { 1122 struct ipr_hostrcb_type_ff_error type_ff_error; 1123 struct ipr_hostrcb_type_01_error type_01_error; 1124 struct ipr_hostrcb_type_02_error type_02_error; 1125 struct ipr_hostrcb_type_03_error type_03_error; 1126 struct ipr_hostrcb_type_04_error type_04_error; 1127 struct ipr_hostrcb_type_07_error type_07_error; 1128 struct ipr_hostrcb_type_12_error type_12_error; 1129 struct ipr_hostrcb_type_13_error type_13_error; 1130 struct ipr_hostrcb_type_14_error type_14_error; 1131 struct ipr_hostrcb_type_17_error type_17_error; 1132 struct ipr_hostrcb_type_20_error type_20_error; 1133 } u; 1134 }__attribute__((packed, aligned (4))); 1135 1136 struct ipr_hostrcb64_error { 1137 __be32 fd_ioasc; 1138 __be32 ioa_fw_level; 1139 __be32 fd_res_handle; 1140 __be32 prc; 1141 __be64 fd_dev_id; 1142 __be64 fd_lun; 1143 u8 fd_res_path[8]; 1144 __be64 time_stamp; 1145 u8 reserved[16]; 1146 union { 1147 struct ipr_hostrcb_type_ff_error type_ff_error; 1148 struct ipr_hostrcb_type_12_error type_12_error; 1149 struct ipr_hostrcb_type_17_error type_17_error; 1150 struct ipr_hostrcb_type_21_error type_21_error; 1151 struct ipr_hostrcb_type_23_error type_23_error; 1152 struct ipr_hostrcb_type_24_error type_24_error; 1153 struct ipr_hostrcb_type_30_error type_30_error; 1154 } u; 1155 }__attribute__((packed, aligned (8))); 1156 1157 struct ipr_hostrcb_raw { 1158 __be32 data[sizeof(struct ipr_hostrcb_error)/sizeof(__be32)]; 1159 }__attribute__((packed, aligned (4))); 1160 1161 struct ipr_hcam { 1162 u8 op_code; 1163 #define IPR_HOST_RCB_OP_CODE_CONFIG_CHANGE 0xE1 1164 #define IPR_HOST_RCB_OP_CODE_LOG_DATA 0xE2 1165 1166 u8 notify_type; 1167 #define IPR_HOST_RCB_NOTIF_TYPE_EXISTING_CHANGED 0x00 1168 #define IPR_HOST_RCB_NOTIF_TYPE_NEW_ENTRY 0x01 1169 #define IPR_HOST_RCB_NOTIF_TYPE_REM_ENTRY 0x02 1170 #define IPR_HOST_RCB_NOTIF_TYPE_ERROR_LOG_ENTRY 0x10 1171 #define IPR_HOST_RCB_NOTIF_TYPE_INFORMATION_ENTRY 0x11 1172 1173 u8 notifications_lost; 1174 #define IPR_HOST_RCB_NO_NOTIFICATIONS_LOST 0 1175 #define IPR_HOST_RCB_NOTIFICATIONS_LOST 0x80 1176 1177 u8 flags; 1178 #define IPR_HOSTRCB_INTERNAL_OPER 0x80 1179 #define IPR_HOSTRCB_ERR_RESP_SENT 0x40 1180 1181 u8 overlay_id; 1182 #define IPR_HOST_RCB_OVERLAY_ID_1 0x01 1183 #define IPR_HOST_RCB_OVERLAY_ID_2 0x02 1184 #define IPR_HOST_RCB_OVERLAY_ID_3 0x03 1185 #define IPR_HOST_RCB_OVERLAY_ID_4 0x04 1186 #define IPR_HOST_RCB_OVERLAY_ID_6 0x06 1187 #define IPR_HOST_RCB_OVERLAY_ID_7 0x07 1188 #define IPR_HOST_RCB_OVERLAY_ID_12 0x12 1189 #define IPR_HOST_RCB_OVERLAY_ID_13 0x13 1190 #define IPR_HOST_RCB_OVERLAY_ID_14 0x14 1191 #define IPR_HOST_RCB_OVERLAY_ID_16 0x16 1192 #define IPR_HOST_RCB_OVERLAY_ID_17 0x17 1193 #define IPR_HOST_RCB_OVERLAY_ID_20 0x20 1194 #define IPR_HOST_RCB_OVERLAY_ID_21 0x21 1195 #define IPR_HOST_RCB_OVERLAY_ID_23 0x23 1196 #define IPR_HOST_RCB_OVERLAY_ID_24 0x24 1197 #define IPR_HOST_RCB_OVERLAY_ID_26 0x26 1198 #define IPR_HOST_RCB_OVERLAY_ID_30 0x30 1199 #define IPR_HOST_RCB_OVERLAY_ID_DEFAULT 0xFF 1200 1201 u8 reserved1[3]; 1202 __be32 ilid; 1203 __be32 time_since_last_ioa_reset; 1204 __be32 reserved2; 1205 __be32 length; 1206 1207 union { 1208 struct ipr_hostrcb_error error; 1209 struct ipr_hostrcb64_error error64; 1210 struct ipr_hostrcb_cfg_ch_not ccn; 1211 struct ipr_hostrcb_raw raw; 1212 } u; 1213 }__attribute__((packed, aligned (4))); 1214 1215 struct ipr_hostrcb { 1216 struct ipr_hcam hcam; 1217 dma_addr_t hostrcb_dma; 1218 struct list_head queue; 1219 struct ipr_ioa_cfg *ioa_cfg; 1220 char rp_buffer[IPR_MAX_RES_PATH_LENGTH]; 1221 }; 1222 1223 /* IPR smart dump table structures */ 1224 struct ipr_sdt_entry { 1225 __be32 start_token; 1226 __be32 end_token; 1227 u8 reserved[4]; 1228 1229 u8 flags; 1230 #define IPR_SDT_ENDIAN 0x80 1231 #define IPR_SDT_VALID_ENTRY 0x20 1232 1233 u8 resv; 1234 __be16 priority; 1235 }__attribute__((packed, aligned (4))); 1236 1237 struct ipr_sdt_header { 1238 __be32 state; 1239 __be32 num_entries; 1240 __be32 num_entries_used; 1241 __be32 dump_size; 1242 }__attribute__((packed, aligned (4))); 1243 1244 struct ipr_sdt { 1245 struct ipr_sdt_header hdr; 1246 struct ipr_sdt_entry entry[IPR_FMT3_NUM_SDT_ENTRIES]; 1247 }__attribute__((packed, aligned (4))); 1248 1249 struct ipr_uc_sdt { 1250 struct ipr_sdt_header hdr; 1251 struct ipr_sdt_entry entry[1]; 1252 }__attribute__((packed, aligned (4))); 1253 1254 /* 1255 * Driver types 1256 */ 1257 struct ipr_bus_attributes { 1258 u8 bus; 1259 u8 qas_enabled; 1260 u8 bus_width; 1261 u8 reserved; 1262 u32 max_xfer_rate; 1263 }; 1264 1265 struct ipr_sata_port { 1266 struct ipr_ioa_cfg *ioa_cfg; 1267 struct ata_port *ap; 1268 struct ipr_resource_entry *res; 1269 struct ipr_ioasa_gata ioasa; 1270 }; 1271 1272 struct ipr_resource_entry { 1273 u8 needs_sync_complete:1; 1274 u8 in_erp:1; 1275 u8 add_to_ml:1; 1276 u8 del_from_ml:1; 1277 u8 resetting_device:1; 1278 u8 reset_occurred:1; 1279 u8 raw_mode:1; 1280 1281 u32 bus; /* AKA channel */ 1282 u32 target; /* AKA id */ 1283 u32 lun; 1284 #define IPR_ARRAY_VIRTUAL_BUS 0x1 1285 #define IPR_VSET_VIRTUAL_BUS 0x2 1286 #define IPR_IOAFP_VIRTUAL_BUS 0x3 1287 1288 #define IPR_GET_RES_PHYS_LOC(res) \ 1289 (((res)->bus << 24) | ((res)->target << 8) | (res)->lun) 1290 1291 u8 ata_class; 1292 1293 u8 flags; 1294 __be16 res_flags; 1295 1296 u8 type; 1297 1298 u8 qmodel; 1299 struct ipr_std_inq_data std_inq_data; 1300 1301 __be32 res_handle; 1302 __be64 dev_id; 1303 __be64 lun_wwn; 1304 struct scsi_lun dev_lun; 1305 u8 res_path[8]; 1306 1307 struct ipr_ioa_cfg *ioa_cfg; 1308 struct scsi_device *sdev; 1309 struct ipr_sata_port *sata_port; 1310 struct list_head queue; 1311 }; /* struct ipr_resource_entry */ 1312 1313 struct ipr_resource_hdr { 1314 u16 num_entries; 1315 u16 reserved; 1316 }; 1317 1318 struct ipr_misc_cbs { 1319 struct ipr_ioa_vpd ioa_vpd; 1320 struct ipr_inquiry_page0 page0_data; 1321 struct ipr_inquiry_page3 page3_data; 1322 struct ipr_inquiry_cap cap; 1323 struct ipr_mode_pages mode_pages; 1324 struct ipr_supported_device supp_dev; 1325 }; 1326 1327 struct ipr_interrupt_offsets { 1328 unsigned long set_interrupt_mask_reg; 1329 unsigned long clr_interrupt_mask_reg; 1330 unsigned long clr_interrupt_mask_reg32; 1331 unsigned long sense_interrupt_mask_reg; 1332 unsigned long sense_interrupt_mask_reg32; 1333 unsigned long clr_interrupt_reg; 1334 unsigned long clr_interrupt_reg32; 1335 1336 unsigned long sense_interrupt_reg; 1337 unsigned long sense_interrupt_reg32; 1338 unsigned long ioarrin_reg; 1339 unsigned long sense_uproc_interrupt_reg; 1340 unsigned long sense_uproc_interrupt_reg32; 1341 unsigned long set_uproc_interrupt_reg; 1342 unsigned long set_uproc_interrupt_reg32; 1343 unsigned long clr_uproc_interrupt_reg; 1344 unsigned long clr_uproc_interrupt_reg32; 1345 1346 unsigned long init_feedback_reg; 1347 1348 unsigned long dump_addr_reg; 1349 unsigned long dump_data_reg; 1350 1351 #define IPR_ENDIAN_SWAP_KEY 0x00080800 1352 unsigned long endian_swap_reg; 1353 }; 1354 1355 struct ipr_interrupts { 1356 void __iomem *set_interrupt_mask_reg; 1357 void __iomem *clr_interrupt_mask_reg; 1358 void __iomem *clr_interrupt_mask_reg32; 1359 void __iomem *sense_interrupt_mask_reg; 1360 void __iomem *sense_interrupt_mask_reg32; 1361 void __iomem *clr_interrupt_reg; 1362 void __iomem *clr_interrupt_reg32; 1363 1364 void __iomem *sense_interrupt_reg; 1365 void __iomem *sense_interrupt_reg32; 1366 void __iomem *ioarrin_reg; 1367 void __iomem *sense_uproc_interrupt_reg; 1368 void __iomem *sense_uproc_interrupt_reg32; 1369 void __iomem *set_uproc_interrupt_reg; 1370 void __iomem *set_uproc_interrupt_reg32; 1371 void __iomem *clr_uproc_interrupt_reg; 1372 void __iomem *clr_uproc_interrupt_reg32; 1373 1374 void __iomem *init_feedback_reg; 1375 1376 void __iomem *dump_addr_reg; 1377 void __iomem *dump_data_reg; 1378 1379 void __iomem *endian_swap_reg; 1380 }; 1381 1382 struct ipr_chip_cfg_t { 1383 u32 mailbox; 1384 u16 max_cmds; 1385 u8 cache_line_size; 1386 u8 clear_isr; 1387 u32 iopoll_weight; 1388 struct ipr_interrupt_offsets regs; 1389 }; 1390 1391 struct ipr_chip_t { 1392 u16 vendor; 1393 u16 device; 1394 u16 intr_type; 1395 #define IPR_USE_LSI 0x00 1396 #define IPR_USE_MSI 0x01 1397 #define IPR_USE_MSIX 0x02 1398 u16 sis_type; 1399 #define IPR_SIS32 0x00 1400 #define IPR_SIS64 0x01 1401 u16 bist_method; 1402 #define IPR_PCI_CFG 0x00 1403 #define IPR_MMIO 0x01 1404 const struct ipr_chip_cfg_t *cfg; 1405 }; 1406 1407 enum ipr_shutdown_type { 1408 IPR_SHUTDOWN_NORMAL = 0x00, 1409 IPR_SHUTDOWN_PREPARE_FOR_NORMAL = 0x40, 1410 IPR_SHUTDOWN_ABBREV = 0x80, 1411 IPR_SHUTDOWN_NONE = 0x100, 1412 IPR_SHUTDOWN_QUIESCE = 0x101, 1413 }; 1414 1415 struct ipr_trace_entry { 1416 u32 time; 1417 1418 u8 op_code; 1419 u8 ata_op_code; 1420 u8 type; 1421 #define IPR_TRACE_START 0x00 1422 #define IPR_TRACE_FINISH 0xff 1423 u8 cmd_index; 1424 1425 __be32 res_handle; 1426 union { 1427 u32 ioasc; 1428 u32 add_data; 1429 u32 res_addr; 1430 } u; 1431 }; 1432 1433 struct ipr_sglist { 1434 u32 order; 1435 u32 num_sg; 1436 u32 num_dma_sg; 1437 u32 buffer_len; 1438 struct scatterlist scatterlist[1]; 1439 }; 1440 1441 enum ipr_sdt_state { 1442 INACTIVE, 1443 WAIT_FOR_DUMP, 1444 GET_DUMP, 1445 READ_DUMP, 1446 ABORT_DUMP, 1447 DUMP_OBTAINED 1448 }; 1449 1450 /* Per-controller data */ 1451 struct ipr_ioa_cfg { 1452 char eye_catcher[8]; 1453 #define IPR_EYECATCHER "iprcfg" 1454 1455 struct list_head queue; 1456 1457 u8 in_reset_reload:1; 1458 u8 in_ioa_bringdown:1; 1459 u8 ioa_unit_checked:1; 1460 u8 dump_taken:1; 1461 u8 scan_done:1; 1462 u8 needs_hard_reset:1; 1463 u8 dual_raid:1; 1464 u8 needs_warm_reset:1; 1465 u8 msi_received:1; 1466 u8 sis64:1; 1467 u8 dump_timeout:1; 1468 u8 cfg_locked:1; 1469 u8 clear_isr:1; 1470 u8 probe_done:1; 1471 1472 u8 revid; 1473 1474 /* 1475 * Bitmaps for SIS64 generated target values 1476 */ 1477 unsigned long target_ids[BITS_TO_LONGS(IPR_MAX_SIS64_DEVS)]; 1478 unsigned long array_ids[BITS_TO_LONGS(IPR_MAX_SIS64_DEVS)]; 1479 unsigned long vset_ids[BITS_TO_LONGS(IPR_MAX_SIS64_DEVS)]; 1480 1481 u16 type; /* CCIN of the card */ 1482 1483 u8 log_level; 1484 #define IPR_MAX_LOG_LEVEL 4 1485 #define IPR_DEFAULT_LOG_LEVEL 2 1486 1487 #define IPR_NUM_TRACE_INDEX_BITS 8 1488 #define IPR_NUM_TRACE_ENTRIES (1 << IPR_NUM_TRACE_INDEX_BITS) 1489 #define IPR_TRACE_SIZE (sizeof(struct ipr_trace_entry) * IPR_NUM_TRACE_ENTRIES) 1490 char trace_start[8]; 1491 #define IPR_TRACE_START_LABEL "trace" 1492 struct ipr_trace_entry *trace; 1493 atomic_t trace_index; 1494 1495 char cfg_table_start[8]; 1496 #define IPR_CFG_TBL_START "cfg" 1497 union { 1498 struct ipr_config_table *cfg_table; 1499 struct ipr_config_table64 *cfg_table64; 1500 } u; 1501 dma_addr_t cfg_table_dma; 1502 u32 cfg_table_size; 1503 u32 max_devs_supported; 1504 1505 char resource_table_label[8]; 1506 #define IPR_RES_TABLE_LABEL "res_tbl" 1507 struct ipr_resource_entry *res_entries; 1508 struct list_head free_res_q; 1509 struct list_head used_res_q; 1510 1511 char ipr_hcam_label[8]; 1512 #define IPR_HCAM_LABEL "hcams" 1513 struct ipr_hostrcb *hostrcb[IPR_NUM_HCAMS]; 1514 dma_addr_t hostrcb_dma[IPR_NUM_HCAMS]; 1515 struct list_head hostrcb_free_q; 1516 struct list_head hostrcb_pending_q; 1517 1518 struct ipr_hrr_queue hrrq[IPR_MAX_HRRQ_NUM]; 1519 u32 hrrq_num; 1520 atomic_t hrrq_index; 1521 u16 identify_hrrq_index; 1522 1523 struct ipr_bus_attributes bus_attr[IPR_MAX_NUM_BUSES]; 1524 1525 unsigned int transop_timeout; 1526 const struct ipr_chip_cfg_t *chip_cfg; 1527 const struct ipr_chip_t *ipr_chip; 1528 1529 void __iomem *hdw_dma_regs; /* iomapped PCI memory space */ 1530 unsigned long hdw_dma_regs_pci; /* raw PCI memory space */ 1531 void __iomem *ioa_mailbox; 1532 struct ipr_interrupts regs; 1533 1534 u16 saved_pcix_cmd_reg; 1535 u16 reset_retries; 1536 1537 u32 errors_logged; 1538 u32 doorbell; 1539 1540 struct Scsi_Host *host; 1541 struct pci_dev *pdev; 1542 struct ipr_sglist *ucode_sglist; 1543 u8 saved_mode_page_len; 1544 1545 struct work_struct work_q; 1546 struct workqueue_struct *reset_work_q; 1547 1548 wait_queue_head_t reset_wait_q; 1549 wait_queue_head_t msi_wait_q; 1550 wait_queue_head_t eeh_wait_q; 1551 1552 struct ipr_dump *dump; 1553 enum ipr_sdt_state sdt_state; 1554 1555 struct ipr_misc_cbs *vpd_cbs; 1556 dma_addr_t vpd_cbs_dma; 1557 1558 struct dma_pool *ipr_cmd_pool; 1559 1560 struct ipr_cmnd *reset_cmd; 1561 int (*reset) (struct ipr_cmnd *); 1562 1563 struct ata_host ata_host; 1564 char ipr_cmd_label[8]; 1565 #define IPR_CMD_LABEL "ipr_cmd" 1566 u32 max_cmds; 1567 struct ipr_cmnd **ipr_cmnd_list; 1568 dma_addr_t *ipr_cmnd_list_dma; 1569 1570 u16 intr_flag; 1571 unsigned int nvectors; 1572 1573 struct { 1574 unsigned short vec; 1575 char desc[22]; 1576 } vectors_info[IPR_MAX_MSIX_VECTORS]; 1577 1578 u32 iopoll_weight; 1579 1580 }; /* struct ipr_ioa_cfg */ 1581 1582 struct ipr_cmnd { 1583 struct ipr_ioarcb ioarcb; 1584 union { 1585 struct ipr_ioadl_desc ioadl[IPR_NUM_IOADL_ENTRIES]; 1586 struct ipr_ioadl64_desc ioadl64[IPR_NUM_IOADL_ENTRIES]; 1587 struct ipr_ata64_ioadl ata_ioadl; 1588 } i; 1589 union { 1590 struct ipr_ioasa ioasa; 1591 struct ipr_ioasa64 ioasa64; 1592 } s; 1593 struct list_head queue; 1594 struct scsi_cmnd *scsi_cmd; 1595 struct ata_queued_cmd *qc; 1596 struct completion completion; 1597 struct timer_list timer; 1598 struct work_struct work; 1599 void (*fast_done) (struct ipr_cmnd *); 1600 void (*done) (struct ipr_cmnd *); 1601 int (*job_step) (struct ipr_cmnd *); 1602 int (*job_step_failed) (struct ipr_cmnd *); 1603 u16 cmd_index; 1604 u8 sense_buffer[SCSI_SENSE_BUFFERSIZE]; 1605 dma_addr_t sense_buffer_dma; 1606 unsigned short dma_use_sg; 1607 dma_addr_t dma_addr; 1608 struct ipr_cmnd *sibling; 1609 union { 1610 enum ipr_shutdown_type shutdown_type; 1611 struct ipr_hostrcb *hostrcb; 1612 unsigned long time_left; 1613 unsigned long scratch; 1614 struct ipr_resource_entry *res; 1615 struct scsi_device *sdev; 1616 } u; 1617 1618 struct completion *eh_comp; 1619 struct ipr_hrr_queue *hrrq; 1620 struct ipr_ioa_cfg *ioa_cfg; 1621 }; 1622 1623 struct ipr_ses_table_entry { 1624 char product_id[17]; 1625 char compare_product_id_byte[17]; 1626 u32 max_bus_speed_limit; /* MB/sec limit for this backplane */ 1627 }; 1628 1629 struct ipr_dump_header { 1630 u32 eye_catcher; 1631 #define IPR_DUMP_EYE_CATCHER 0xC5D4E3F2 1632 u32 len; 1633 u32 num_entries; 1634 u32 first_entry_offset; 1635 u32 status; 1636 #define IPR_DUMP_STATUS_SUCCESS 0 1637 #define IPR_DUMP_STATUS_QUAL_SUCCESS 2 1638 #define IPR_DUMP_STATUS_FAILED 0xffffffff 1639 u32 os; 1640 #define IPR_DUMP_OS_LINUX 0x4C4E5558 1641 u32 driver_name; 1642 #define IPR_DUMP_DRIVER_NAME 0x49505232 1643 }__attribute__((packed, aligned (4))); 1644 1645 struct ipr_dump_entry_header { 1646 u32 eye_catcher; 1647 #define IPR_DUMP_EYE_CATCHER 0xC5D4E3F2 1648 u32 len; 1649 u32 num_elems; 1650 u32 offset; 1651 u32 data_type; 1652 #define IPR_DUMP_DATA_TYPE_ASCII 0x41534349 1653 #define IPR_DUMP_DATA_TYPE_BINARY 0x42494E41 1654 u32 id; 1655 #define IPR_DUMP_IOA_DUMP_ID 0x494F4131 1656 #define IPR_DUMP_LOCATION_ID 0x4C4F4341 1657 #define IPR_DUMP_TRACE_ID 0x54524143 1658 #define IPR_DUMP_DRIVER_VERSION_ID 0x44525652 1659 #define IPR_DUMP_DRIVER_TYPE_ID 0x54595045 1660 #define IPR_DUMP_IOA_CTRL_BLK 0x494F4342 1661 #define IPR_DUMP_PEND_OPS 0x414F5053 1662 u32 status; 1663 }__attribute__((packed, aligned (4))); 1664 1665 struct ipr_dump_location_entry { 1666 struct ipr_dump_entry_header hdr; 1667 u8 location[20]; 1668 }__attribute__((packed)); 1669 1670 struct ipr_dump_trace_entry { 1671 struct ipr_dump_entry_header hdr; 1672 u32 trace[IPR_TRACE_SIZE / sizeof(u32)]; 1673 }__attribute__((packed, aligned (4))); 1674 1675 struct ipr_dump_version_entry { 1676 struct ipr_dump_entry_header hdr; 1677 u8 version[sizeof(IPR_DRIVER_VERSION)]; 1678 }; 1679 1680 struct ipr_dump_ioa_type_entry { 1681 struct ipr_dump_entry_header hdr; 1682 u32 type; 1683 u32 fw_version; 1684 }; 1685 1686 struct ipr_driver_dump { 1687 struct ipr_dump_header hdr; 1688 struct ipr_dump_version_entry version_entry; 1689 struct ipr_dump_location_entry location_entry; 1690 struct ipr_dump_ioa_type_entry ioa_type_entry; 1691 struct ipr_dump_trace_entry trace_entry; 1692 }__attribute__((packed)); 1693 1694 struct ipr_ioa_dump { 1695 struct ipr_dump_entry_header hdr; 1696 struct ipr_sdt sdt; 1697 __be32 **ioa_data; 1698 u32 reserved; 1699 u32 next_page_index; 1700 u32 page_offset; 1701 u32 format; 1702 }__attribute__((packed, aligned (4))); 1703 1704 struct ipr_dump { 1705 struct kref kref; 1706 struct ipr_ioa_cfg *ioa_cfg; 1707 struct ipr_driver_dump driver_dump; 1708 struct ipr_ioa_dump ioa_dump; 1709 }; 1710 1711 struct ipr_error_table_t { 1712 u32 ioasc; 1713 int log_ioasa; 1714 int log_hcam; 1715 char *error; 1716 }; 1717 1718 struct ipr_software_inq_lid_info { 1719 __be32 load_id; 1720 __be32 timestamp[3]; 1721 }__attribute__((packed, aligned (4))); 1722 1723 struct ipr_ucode_image_header { 1724 __be32 header_length; 1725 __be32 lid_table_offset; 1726 u8 major_release; 1727 u8 card_type; 1728 u8 minor_release[2]; 1729 u8 reserved[20]; 1730 char eyecatcher[16]; 1731 __be32 num_lids; 1732 struct ipr_software_inq_lid_info lid[1]; 1733 }__attribute__((packed, aligned (4))); 1734 1735 /* 1736 * Macros 1737 */ 1738 #define IPR_DBG_CMD(CMD) if (ipr_debug) { CMD; } 1739 1740 #ifdef CONFIG_SCSI_IPR_TRACE 1741 #define ipr_create_trace_file(kobj, attr) sysfs_create_bin_file(kobj, attr) 1742 #define ipr_remove_trace_file(kobj, attr) sysfs_remove_bin_file(kobj, attr) 1743 #else 1744 #define ipr_create_trace_file(kobj, attr) 0 1745 #define ipr_remove_trace_file(kobj, attr) do { } while(0) 1746 #endif 1747 1748 #ifdef CONFIG_SCSI_IPR_DUMP 1749 #define ipr_create_dump_file(kobj, attr) sysfs_create_bin_file(kobj, attr) 1750 #define ipr_remove_dump_file(kobj, attr) sysfs_remove_bin_file(kobj, attr) 1751 #else 1752 #define ipr_create_dump_file(kobj, attr) 0 1753 #define ipr_remove_dump_file(kobj, attr) do { } while(0) 1754 #endif 1755 1756 /* 1757 * Error logging macros 1758 */ 1759 #define ipr_err(...) printk(KERN_ERR IPR_NAME ": "__VA_ARGS__) 1760 #define ipr_info(...) printk(KERN_INFO IPR_NAME ": "__VA_ARGS__) 1761 #define ipr_dbg(...) IPR_DBG_CMD(printk(KERN_INFO IPR_NAME ": "__VA_ARGS__)) 1762 1763 #define ipr_res_printk(level, ioa_cfg, bus, target, lun, fmt, ...) \ 1764 printk(level IPR_NAME ": %d:%d:%d:%d: " fmt, (ioa_cfg)->host->host_no, \ 1765 bus, target, lun, ##__VA_ARGS__) 1766 1767 #define ipr_res_err(ioa_cfg, res, fmt, ...) \ 1768 ipr_res_printk(KERN_ERR, ioa_cfg, (res)->bus, (res)->target, (res)->lun, fmt, ##__VA_ARGS__) 1769 1770 #define ipr_ra_printk(level, ioa_cfg, ra, fmt, ...) \ 1771 printk(level IPR_NAME ": %d:%d:%d:%d: " fmt, (ioa_cfg)->host->host_no, \ 1772 (ra).bus, (ra).target, (ra).lun, ##__VA_ARGS__) 1773 1774 #define ipr_ra_err(ioa_cfg, ra, fmt, ...) \ 1775 ipr_ra_printk(KERN_ERR, ioa_cfg, ra, fmt, ##__VA_ARGS__) 1776 1777 #define ipr_phys_res_err(ioa_cfg, res, fmt, ...) \ 1778 { \ 1779 if ((res).bus >= IPR_MAX_NUM_BUSES) { \ 1780 ipr_err(fmt": unknown\n", ##__VA_ARGS__); \ 1781 } else { \ 1782 ipr_err(fmt": %d:%d:%d:%d\n", \ 1783 ##__VA_ARGS__, (ioa_cfg)->host->host_no, \ 1784 (res).bus, (res).target, (res).lun); \ 1785 } \ 1786 } 1787 1788 #define ipr_hcam_err(hostrcb, fmt, ...) \ 1789 { \ 1790 if (ipr_is_device(hostrcb)) { \ 1791 if ((hostrcb)->ioa_cfg->sis64) { \ 1792 printk(KERN_ERR IPR_NAME ": %s: " fmt, \ 1793 ipr_format_res_path(hostrcb->ioa_cfg, \ 1794 hostrcb->hcam.u.error64.fd_res_path, \ 1795 hostrcb->rp_buffer, \ 1796 sizeof(hostrcb->rp_buffer)), \ 1797 __VA_ARGS__); \ 1798 } else { \ 1799 ipr_ra_err((hostrcb)->ioa_cfg, \ 1800 (hostrcb)->hcam.u.error.fd_res_addr, \ 1801 fmt, __VA_ARGS__); \ 1802 } \ 1803 } else { \ 1804 dev_err(&(hostrcb)->ioa_cfg->pdev->dev, fmt, __VA_ARGS__); \ 1805 } \ 1806 } 1807 1808 #define ipr_trace ipr_dbg("%s: %s: Line: %d\n",\ 1809 __FILE__, __func__, __LINE__) 1810 1811 #define ENTER IPR_DBG_CMD(printk(KERN_INFO IPR_NAME": Entering %s\n", __func__)) 1812 #define LEAVE IPR_DBG_CMD(printk(KERN_INFO IPR_NAME": Leaving %s\n", __func__)) 1813 1814 #define ipr_err_separator \ 1815 ipr_err("----------------------------------------------------------\n") 1816 1817 1818 /* 1819 * Inlines 1820 */ 1821 1822 /** 1823 * ipr_is_ioa_resource - Determine if a resource is the IOA 1824 * @res: resource entry struct 1825 * 1826 * Return value: 1827 * 1 if IOA / 0 if not IOA 1828 **/ 1829 static inline int ipr_is_ioa_resource(struct ipr_resource_entry *res) 1830 { 1831 return res->type == IPR_RES_TYPE_IOAFP; 1832 } 1833 1834 /** 1835 * ipr_is_af_dasd_device - Determine if a resource is an AF DASD 1836 * @res: resource entry struct 1837 * 1838 * Return value: 1839 * 1 if AF DASD / 0 if not AF DASD 1840 **/ 1841 static inline int ipr_is_af_dasd_device(struct ipr_resource_entry *res) 1842 { 1843 return res->type == IPR_RES_TYPE_AF_DASD || 1844 res->type == IPR_RES_TYPE_REMOTE_AF_DASD; 1845 } 1846 1847 /** 1848 * ipr_is_vset_device - Determine if a resource is a VSET 1849 * @res: resource entry struct 1850 * 1851 * Return value: 1852 * 1 if VSET / 0 if not VSET 1853 **/ 1854 static inline int ipr_is_vset_device(struct ipr_resource_entry *res) 1855 { 1856 return res->type == IPR_RES_TYPE_VOLUME_SET; 1857 } 1858 1859 /** 1860 * ipr_is_gscsi - Determine if a resource is a generic scsi resource 1861 * @res: resource entry struct 1862 * 1863 * Return value: 1864 * 1 if GSCSI / 0 if not GSCSI 1865 **/ 1866 static inline int ipr_is_gscsi(struct ipr_resource_entry *res) 1867 { 1868 return res->type == IPR_RES_TYPE_GENERIC_SCSI; 1869 } 1870 1871 /** 1872 * ipr_is_scsi_disk - Determine if a resource is a SCSI disk 1873 * @res: resource entry struct 1874 * 1875 * Return value: 1876 * 1 if SCSI disk / 0 if not SCSI disk 1877 **/ 1878 static inline int ipr_is_scsi_disk(struct ipr_resource_entry *res) 1879 { 1880 if (ipr_is_af_dasd_device(res) || 1881 (ipr_is_gscsi(res) && IPR_IS_DASD_DEVICE(res->std_inq_data))) 1882 return 1; 1883 else 1884 return 0; 1885 } 1886 1887 /** 1888 * ipr_is_gata - Determine if a resource is a generic ATA resource 1889 * @res: resource entry struct 1890 * 1891 * Return value: 1892 * 1 if GATA / 0 if not GATA 1893 **/ 1894 static inline int ipr_is_gata(struct ipr_resource_entry *res) 1895 { 1896 return res->type == IPR_RES_TYPE_GENERIC_ATA; 1897 } 1898 1899 /** 1900 * ipr_is_naca_model - Determine if a resource is using NACA queueing model 1901 * @res: resource entry struct 1902 * 1903 * Return value: 1904 * 1 if NACA queueing model / 0 if not NACA queueing model 1905 **/ 1906 static inline int ipr_is_naca_model(struct ipr_resource_entry *res) 1907 { 1908 if (ipr_is_gscsi(res) && res->qmodel == IPR_QUEUE_NACA_MODEL) 1909 return 1; 1910 return 0; 1911 } 1912 1913 /** 1914 * ipr_is_device - Determine if the hostrcb structure is related to a device 1915 * @hostrcb: host resource control blocks struct 1916 * 1917 * Return value: 1918 * 1 if AF / 0 if not AF 1919 **/ 1920 static inline int ipr_is_device(struct ipr_hostrcb *hostrcb) 1921 { 1922 struct ipr_res_addr *res_addr; 1923 u8 *res_path; 1924 1925 if (hostrcb->ioa_cfg->sis64) { 1926 res_path = &hostrcb->hcam.u.error64.fd_res_path[0]; 1927 if ((res_path[0] == 0x00 || res_path[0] == 0x80 || 1928 res_path[0] == 0x81) && res_path[2] != 0xFF) 1929 return 1; 1930 } else { 1931 res_addr = &hostrcb->hcam.u.error.fd_res_addr; 1932 1933 if ((res_addr->bus < IPR_MAX_NUM_BUSES) && 1934 (res_addr->target < (IPR_MAX_NUM_TARGETS_PER_BUS - 1))) 1935 return 1; 1936 } 1937 return 0; 1938 } 1939 1940 /** 1941 * ipr_sdt_is_fmt2 - Determine if a SDT address is in format 2 1942 * @sdt_word: SDT address 1943 * 1944 * Return value: 1945 * 1 if format 2 / 0 if not 1946 **/ 1947 static inline int ipr_sdt_is_fmt2(u32 sdt_word) 1948 { 1949 u32 bar_sel = IPR_GET_FMT2_BAR_SEL(sdt_word); 1950 1951 switch (bar_sel) { 1952 case IPR_SDT_FMT2_BAR0_SEL: 1953 case IPR_SDT_FMT2_BAR1_SEL: 1954 case IPR_SDT_FMT2_BAR2_SEL: 1955 case IPR_SDT_FMT2_BAR3_SEL: 1956 case IPR_SDT_FMT2_BAR4_SEL: 1957 case IPR_SDT_FMT2_BAR5_SEL: 1958 case IPR_SDT_FMT2_EXP_ROM_SEL: 1959 return 1; 1960 }; 1961 1962 return 0; 1963 } 1964 1965 #ifndef writeq 1966 static inline void writeq(u64 val, void __iomem *addr) 1967 { 1968 writel(((u32) (val >> 32)), addr); 1969 writel(((u32) (val)), (addr + 4)); 1970 } 1971 #endif 1972 1973 #endif /* _IPR_H */ 1974