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 "2.6.0" 43 #define IPR_DRIVER_DATE "(November 16, 2012)" 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 141 142 #define IPR_FIRST_DRIVER_IOASC 0x10000000 143 #define IPR_IOASC_IOA_WAS_RESET 0x10000001 144 #define IPR_IOASC_PCI_ACCESS_ERROR 0x10000002 145 146 /* Driver data flags */ 147 #define IPR_USE_LONG_TRANSOP_TIMEOUT 0x00000001 148 #define IPR_USE_PCI_WARM_RESET 0x00000002 149 150 #define IPR_DEFAULT_MAX_ERROR_DUMP 984 151 #define IPR_NUM_LOG_HCAMS 2 152 #define IPR_NUM_CFG_CHG_HCAMS 2 153 #define IPR_NUM_HCAMS (IPR_NUM_LOG_HCAMS + IPR_NUM_CFG_CHG_HCAMS) 154 155 #define IPR_MAX_SIS64_TARGETS_PER_BUS 1024 156 #define IPR_MAX_SIS64_LUNS_PER_TARGET 0xffffffff 157 158 #define IPR_MAX_NUM_TARGETS_PER_BUS 256 159 #define IPR_MAX_NUM_LUNS_PER_TARGET 256 160 #define IPR_MAX_NUM_VSET_LUNS_PER_TARGET 8 161 #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 #define IPR_MAX_BUS_TO_SCAN IPR_MAX_NUM_BUSES 167 168 #define IPR_NUM_RESET_RELOAD_RETRIES 3 169 170 /* We need resources for HCAMS, IOA reset, IOA bringdown, and ERP */ 171 #define IPR_NUM_INTERNAL_CMD_BLKS (IPR_NUM_HCAMS + \ 172 ((IPR_NUM_RESET_RELOAD_RETRIES + 1) * 2) + 4) 173 174 #define IPR_MAX_COMMANDS 100 175 #define IPR_NUM_CMD_BLKS (IPR_NUM_BASE_CMD_BLKS + \ 176 IPR_NUM_INTERNAL_CMD_BLKS) 177 178 #define IPR_MAX_PHYSICAL_DEVS 192 179 #define IPR_DEFAULT_SIS64_DEVS 1024 180 #define IPR_MAX_SIS64_DEVS 4096 181 182 #define IPR_MAX_SGLIST 64 183 #define IPR_IOA_MAX_SECTORS 32767 184 #define IPR_VSET_MAX_SECTORS 512 185 #define IPR_MAX_CDB_LEN 16 186 #define IPR_MAX_HRRQ_RETRIES 3 187 188 #define IPR_DEFAULT_BUS_WIDTH 16 189 #define IPR_80MBs_SCSI_RATE ((80 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8)) 190 #define IPR_U160_SCSI_RATE ((160 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8)) 191 #define IPR_U320_SCSI_RATE ((320 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8)) 192 #define IPR_MAX_SCSI_RATE(width) ((320 * 10) / ((width) / 8)) 193 194 #define IPR_IOA_RES_HANDLE 0xffffffff 195 #define IPR_INVALID_RES_HANDLE 0 196 #define IPR_IOA_RES_ADDR 0x00ffffff 197 198 /* 199 * Adapter Commands 200 */ 201 #define IPR_QUERY_RSRC_STATE 0xC2 202 #define IPR_RESET_DEVICE 0xC3 203 #define IPR_RESET_TYPE_SELECT 0x80 204 #define IPR_LUN_RESET 0x40 205 #define IPR_TARGET_RESET 0x20 206 #define IPR_BUS_RESET 0x10 207 #define IPR_ATA_PHY_RESET 0x80 208 #define IPR_ID_HOST_RR_Q 0xC4 209 #define IPR_QUERY_IOA_CONFIG 0xC5 210 #define IPR_CANCEL_ALL_REQUESTS 0xCE 211 #define IPR_HOST_CONTROLLED_ASYNC 0xCF 212 #define IPR_HCAM_CDB_OP_CODE_CONFIG_CHANGE 0x01 213 #define IPR_HCAM_CDB_OP_CODE_LOG_DATA 0x02 214 #define IPR_SET_SUPPORTED_DEVICES 0xFB 215 #define IPR_SET_ALL_SUPPORTED_DEVICES 0x80 216 #define IPR_IOA_SHUTDOWN 0xF7 217 #define IPR_WR_BUF_DOWNLOAD_AND_SAVE 0x05 218 219 /* 220 * Timeouts 221 */ 222 #define IPR_SHUTDOWN_TIMEOUT (ipr_fastfail ? 60 * HZ : 10 * 60 * HZ) 223 #define IPR_VSET_RW_TIMEOUT (ipr_fastfail ? 30 * HZ : 2 * 60 * HZ) 224 #define IPR_ABBREV_SHUTDOWN_TIMEOUT (10 * HZ) 225 #define IPR_DUAL_IOA_ABBR_SHUTDOWN_TO (2 * 60 * HZ) 226 #define IPR_DEVICE_RESET_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ) 227 #define IPR_CANCEL_ALL_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ) 228 #define IPR_ABORT_TASK_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ) 229 #define IPR_INTERNAL_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ) 230 #define IPR_WRITE_BUFFER_TIMEOUT (30 * 60 * HZ) 231 #define IPR_SET_SUP_DEVICE_TIMEOUT (2 * 60 * HZ) 232 #define IPR_REQUEST_SENSE_TIMEOUT (10 * HZ) 233 #define IPR_OPERATIONAL_TIMEOUT (5 * 60) 234 #define IPR_LONG_OPERATIONAL_TIMEOUT (12 * 60) 235 #define IPR_WAIT_FOR_RESET_TIMEOUT (2 * HZ) 236 #define IPR_CHECK_FOR_RESET_TIMEOUT (HZ / 10) 237 #define IPR_WAIT_FOR_BIST_TIMEOUT (2 * HZ) 238 #define IPR_PCI_ERROR_RECOVERY_TIMEOUT (120 * HZ) 239 #define IPR_PCI_RESET_TIMEOUT (HZ / 2) 240 #define IPR_SIS32_DUMP_TIMEOUT (15 * HZ) 241 #define IPR_SIS64_DUMP_TIMEOUT (40 * HZ) 242 #define IPR_DUMP_DELAY_SECONDS 4 243 #define IPR_DUMP_DELAY_TIMEOUT (IPR_DUMP_DELAY_SECONDS * HZ) 244 245 /* 246 * SCSI Literals 247 */ 248 #define IPR_VENDOR_ID_LEN 8 249 #define IPR_PROD_ID_LEN 16 250 #define IPR_SERIAL_NUM_LEN 8 251 252 /* 253 * Hardware literals 254 */ 255 #define IPR_FMT2_MBX_ADDR_MASK 0x0fffffff 256 #define IPR_FMT2_MBX_BAR_SEL_MASK 0xf0000000 257 #define IPR_FMT2_MKR_BAR_SEL_SHIFT 28 258 #define IPR_GET_FMT2_BAR_SEL(mbx) \ 259 (((mbx) & IPR_FMT2_MBX_BAR_SEL_MASK) >> IPR_FMT2_MKR_BAR_SEL_SHIFT) 260 #define IPR_SDT_FMT2_BAR0_SEL 0x0 261 #define IPR_SDT_FMT2_BAR1_SEL 0x1 262 #define IPR_SDT_FMT2_BAR2_SEL 0x2 263 #define IPR_SDT_FMT2_BAR3_SEL 0x3 264 #define IPR_SDT_FMT2_BAR4_SEL 0x4 265 #define IPR_SDT_FMT2_BAR5_SEL 0x5 266 #define IPR_SDT_FMT2_EXP_ROM_SEL 0x8 267 #define IPR_FMT2_SDT_READY_TO_USE 0xC4D4E3F2 268 #define IPR_FMT3_SDT_READY_TO_USE 0xC4D4E3F3 269 #define IPR_DOORBELL 0x82800000 270 #define IPR_RUNTIME_RESET 0x40000000 271 272 #define IPR_IPL_INIT_MIN_STAGE_TIME 5 273 #define IPR_IPL_INIT_DEFAULT_STAGE_TIME 15 274 #define IPR_IPL_INIT_STAGE_UNKNOWN 0x0 275 #define IPR_IPL_INIT_STAGE_TRANSOP 0xB0000000 276 #define IPR_IPL_INIT_STAGE_MASK 0xff000000 277 #define IPR_IPL_INIT_STAGE_TIME_MASK 0x0000ffff 278 #define IPR_PCII_IPL_STAGE_CHANGE (0x80000000 >> 0) 279 280 #define IPR_PCII_IOA_TRANS_TO_OPER (0x80000000 >> 0) 281 #define IPR_PCII_IOARCB_XFER_FAILED (0x80000000 >> 3) 282 #define IPR_PCII_IOA_UNIT_CHECKED (0x80000000 >> 4) 283 #define IPR_PCII_NO_HOST_RRQ (0x80000000 >> 5) 284 #define IPR_PCII_CRITICAL_OPERATION (0x80000000 >> 6) 285 #define IPR_PCII_IO_DEBUG_ACKNOWLEDGE (0x80000000 >> 7) 286 #define IPR_PCII_IOARRIN_LOST (0x80000000 >> 27) 287 #define IPR_PCII_MMIO_ERROR (0x80000000 >> 28) 288 #define IPR_PCII_PROC_ERR_STATE (0x80000000 >> 29) 289 #define IPR_PCII_HRRQ_UPDATED (0x80000000 >> 30) 290 #define IPR_PCII_CORE_ISSUED_RST_REQ (0x80000000 >> 31) 291 292 #define IPR_PCII_ERROR_INTERRUPTS \ 293 (IPR_PCII_IOARCB_XFER_FAILED | IPR_PCII_IOA_UNIT_CHECKED | \ 294 IPR_PCII_NO_HOST_RRQ | IPR_PCII_IOARRIN_LOST | IPR_PCII_MMIO_ERROR) 295 296 #define IPR_PCII_OPER_INTERRUPTS \ 297 (IPR_PCII_ERROR_INTERRUPTS | IPR_PCII_HRRQ_UPDATED | IPR_PCII_IOA_TRANS_TO_OPER) 298 299 #define IPR_UPROCI_RESET_ALERT (0x80000000 >> 7) 300 #define IPR_UPROCI_IO_DEBUG_ALERT (0x80000000 >> 9) 301 #define IPR_UPROCI_SIS64_START_BIST (0x80000000 >> 23) 302 303 #define IPR_LDUMP_MAX_LONG_ACK_DELAY_IN_USEC 200000 /* 200 ms */ 304 #define IPR_LDUMP_MAX_SHORT_ACK_DELAY_IN_USEC 200000 /* 200 ms */ 305 306 /* 307 * Dump literals 308 */ 309 #define IPR_FMT2_MAX_IOA_DUMP_SIZE (4 * 1024 * 1024) 310 #define IPR_FMT3_MAX_IOA_DUMP_SIZE (80 * 1024 * 1024) 311 #define IPR_FMT2_NUM_SDT_ENTRIES 511 312 #define IPR_FMT3_NUM_SDT_ENTRIES 0xFFF 313 #define IPR_FMT2_MAX_NUM_DUMP_PAGES ((IPR_FMT2_MAX_IOA_DUMP_SIZE / PAGE_SIZE) + 1) 314 #define IPR_FMT3_MAX_NUM_DUMP_PAGES ((IPR_FMT3_MAX_IOA_DUMP_SIZE / PAGE_SIZE) + 1) 315 316 /* 317 * Misc literals 318 */ 319 #define IPR_NUM_IOADL_ENTRIES IPR_MAX_SGLIST 320 #define IPR_MAX_MSIX_VECTORS 0x10 321 #define IPR_MAX_HRRQ_NUM 0x10 322 #define IPR_INIT_HRRQ 0x0 323 324 /* 325 * Adapter interface types 326 */ 327 328 struct ipr_res_addr { 329 u8 reserved; 330 u8 bus; 331 u8 target; 332 u8 lun; 333 #define IPR_GET_PHYS_LOC(res_addr) \ 334 (((res_addr).bus << 16) | ((res_addr).target << 8) | (res_addr).lun) 335 }__attribute__((packed, aligned (4))); 336 337 struct ipr_std_inq_vpids { 338 u8 vendor_id[IPR_VENDOR_ID_LEN]; 339 u8 product_id[IPR_PROD_ID_LEN]; 340 }__attribute__((packed)); 341 342 struct ipr_vpd { 343 struct ipr_std_inq_vpids vpids; 344 u8 sn[IPR_SERIAL_NUM_LEN]; 345 }__attribute__((packed)); 346 347 struct ipr_ext_vpd { 348 struct ipr_vpd vpd; 349 __be32 wwid[2]; 350 }__attribute__((packed)); 351 352 struct ipr_ext_vpd64 { 353 struct ipr_vpd vpd; 354 __be32 wwid[4]; 355 }__attribute__((packed)); 356 357 struct ipr_std_inq_data { 358 u8 peri_qual_dev_type; 359 #define IPR_STD_INQ_PERI_QUAL(peri) ((peri) >> 5) 360 #define IPR_STD_INQ_PERI_DEV_TYPE(peri) ((peri) & 0x1F) 361 362 u8 removeable_medium_rsvd; 363 #define IPR_STD_INQ_REMOVEABLE_MEDIUM 0x80 364 365 #define IPR_IS_DASD_DEVICE(std_inq) \ 366 ((IPR_STD_INQ_PERI_DEV_TYPE((std_inq).peri_qual_dev_type) == TYPE_DISK) && \ 367 !(((std_inq).removeable_medium_rsvd) & IPR_STD_INQ_REMOVEABLE_MEDIUM)) 368 369 #define IPR_IS_SES_DEVICE(std_inq) \ 370 (IPR_STD_INQ_PERI_DEV_TYPE((std_inq).peri_qual_dev_type) == TYPE_ENCLOSURE) 371 372 u8 version; 373 u8 aen_naca_fmt; 374 u8 additional_len; 375 u8 sccs_rsvd; 376 u8 bq_enc_multi; 377 u8 sync_cmdq_flags; 378 379 struct ipr_std_inq_vpids vpids; 380 381 u8 ros_rsvd_ram_rsvd[4]; 382 383 u8 serial_num[IPR_SERIAL_NUM_LEN]; 384 }__attribute__ ((packed)); 385 386 #define IPR_RES_TYPE_AF_DASD 0x00 387 #define IPR_RES_TYPE_GENERIC_SCSI 0x01 388 #define IPR_RES_TYPE_VOLUME_SET 0x02 389 #define IPR_RES_TYPE_REMOTE_AF_DASD 0x03 390 #define IPR_RES_TYPE_GENERIC_ATA 0x04 391 #define IPR_RES_TYPE_ARRAY 0x05 392 #define IPR_RES_TYPE_IOAFP 0xff 393 394 struct ipr_config_table_entry { 395 u8 proto; 396 #define IPR_PROTO_SATA 0x02 397 #define IPR_PROTO_SATA_ATAPI 0x03 398 #define IPR_PROTO_SAS_STP 0x06 399 #define IPR_PROTO_SAS_STP_ATAPI 0x07 400 u8 array_id; 401 u8 flags; 402 #define IPR_IS_IOA_RESOURCE 0x80 403 u8 rsvd_subtype; 404 405 #define IPR_QUEUEING_MODEL(res) ((((res)->flags) & 0x70) >> 4) 406 #define IPR_QUEUE_FROZEN_MODEL 0 407 #define IPR_QUEUE_NACA_MODEL 1 408 409 struct ipr_res_addr res_addr; 410 __be32 res_handle; 411 __be32 lun_wwn[2]; 412 struct ipr_std_inq_data std_inq_data; 413 }__attribute__ ((packed, aligned (4))); 414 415 struct ipr_config_table_entry64 { 416 u8 res_type; 417 u8 proto; 418 u8 vset_num; 419 u8 array_id; 420 __be16 flags; 421 __be16 res_flags; 422 #define IPR_QUEUEING_MODEL64(res) ((((res)->res_flags) & 0x7000) >> 12) 423 __be32 res_handle; 424 u8 dev_id_type; 425 u8 reserved[3]; 426 __be64 dev_id; 427 __be64 lun; 428 __be64 lun_wwn[2]; 429 #define IPR_MAX_RES_PATH_LENGTH 48 430 __be64 res_path; 431 struct ipr_std_inq_data std_inq_data; 432 u8 reserved2[4]; 433 __be64 reserved3[2]; 434 u8 reserved4[8]; 435 }__attribute__ ((packed, aligned (8))); 436 437 struct ipr_config_table_hdr { 438 u8 num_entries; 439 u8 flags; 440 #define IPR_UCODE_DOWNLOAD_REQ 0x10 441 __be16 reserved; 442 }__attribute__((packed, aligned (4))); 443 444 struct ipr_config_table_hdr64 { 445 __be16 num_entries; 446 __be16 reserved; 447 u8 flags; 448 u8 reserved2[11]; 449 }__attribute__((packed, aligned (4))); 450 451 struct ipr_config_table { 452 struct ipr_config_table_hdr hdr; 453 struct ipr_config_table_entry dev[0]; 454 }__attribute__((packed, aligned (4))); 455 456 struct ipr_config_table64 { 457 struct ipr_config_table_hdr64 hdr64; 458 struct ipr_config_table_entry64 dev[0]; 459 }__attribute__((packed, aligned (8))); 460 461 struct ipr_config_table_entry_wrapper { 462 union { 463 struct ipr_config_table_entry *cfgte; 464 struct ipr_config_table_entry64 *cfgte64; 465 } u; 466 }; 467 468 struct ipr_hostrcb_cfg_ch_not { 469 union { 470 struct ipr_config_table_entry cfgte; 471 struct ipr_config_table_entry64 cfgte64; 472 } u; 473 u8 reserved[936]; 474 }__attribute__((packed, aligned (4))); 475 476 struct ipr_supported_device { 477 __be16 data_length; 478 u8 reserved; 479 u8 num_records; 480 struct ipr_std_inq_vpids vpids; 481 u8 reserved2[16]; 482 }__attribute__((packed, aligned (4))); 483 484 struct ipr_hrr_queue { 485 struct ipr_ioa_cfg *ioa_cfg; 486 __be32 *host_rrq; 487 dma_addr_t host_rrq_dma; 488 #define IPR_HRRQ_REQ_RESP_HANDLE_MASK 0xfffffffc 489 #define IPR_HRRQ_RESP_BIT_SET 0x00000002 490 #define IPR_HRRQ_TOGGLE_BIT 0x00000001 491 #define IPR_HRRQ_REQ_RESP_HANDLE_SHIFT 2 492 #define IPR_ID_HRRQ_SELE_ENABLE 0x02 493 volatile __be32 *hrrq_start; 494 volatile __be32 *hrrq_end; 495 volatile __be32 *hrrq_curr; 496 497 struct list_head hrrq_free_q; 498 struct list_head hrrq_pending_q; 499 spinlock_t _lock; 500 spinlock_t *lock; 501 502 volatile u32 toggle_bit; 503 u32 size; 504 u32 min_cmd_id; 505 u32 max_cmd_id; 506 u8 allow_interrupts:1; 507 u8 ioa_is_dead:1; 508 u8 allow_cmds:1; 509 u8 removing_ioa:1; 510 511 struct blk_iopoll iopoll; 512 }; 513 514 /* Command packet structure */ 515 struct ipr_cmd_pkt { 516 u8 reserved; /* Reserved by IOA */ 517 u8 hrrq_id; 518 u8 request_type; 519 #define IPR_RQTYPE_SCSICDB 0x00 520 #define IPR_RQTYPE_IOACMD 0x01 521 #define IPR_RQTYPE_HCAM 0x02 522 #define IPR_RQTYPE_ATA_PASSTHRU 0x04 523 524 u8 reserved2; 525 526 u8 flags_hi; 527 #define IPR_FLAGS_HI_WRITE_NOT_READ 0x80 528 #define IPR_FLAGS_HI_NO_ULEN_CHK 0x20 529 #define IPR_FLAGS_HI_SYNC_OVERRIDE 0x10 530 #define IPR_FLAGS_HI_SYNC_COMPLETE 0x08 531 #define IPR_FLAGS_HI_NO_LINK_DESC 0x04 532 533 u8 flags_lo; 534 #define IPR_FLAGS_LO_ALIGNED_BFR 0x20 535 #define IPR_FLAGS_LO_DELAY_AFTER_RST 0x10 536 #define IPR_FLAGS_LO_UNTAGGED_TASK 0x00 537 #define IPR_FLAGS_LO_SIMPLE_TASK 0x02 538 #define IPR_FLAGS_LO_ORDERED_TASK 0x04 539 #define IPR_FLAGS_LO_HEAD_OF_Q_TASK 0x06 540 #define IPR_FLAGS_LO_ACA_TASK 0x08 541 542 u8 cdb[16]; 543 __be16 timeout; 544 }__attribute__ ((packed, aligned(4))); 545 546 struct ipr_ioarcb_ata_regs { /* 22 bytes */ 547 u8 flags; 548 #define IPR_ATA_FLAG_PACKET_CMD 0x80 549 #define IPR_ATA_FLAG_XFER_TYPE_DMA 0x40 550 #define IPR_ATA_FLAG_STATUS_ON_GOOD_COMPLETION 0x20 551 u8 reserved[3]; 552 553 __be16 data; 554 u8 feature; 555 u8 nsect; 556 u8 lbal; 557 u8 lbam; 558 u8 lbah; 559 u8 device; 560 u8 command; 561 u8 reserved2[3]; 562 u8 hob_feature; 563 u8 hob_nsect; 564 u8 hob_lbal; 565 u8 hob_lbam; 566 u8 hob_lbah; 567 u8 ctl; 568 }__attribute__ ((packed, aligned(2))); 569 570 struct ipr_ioadl_desc { 571 __be32 flags_and_data_len; 572 #define IPR_IOADL_FLAGS_MASK 0xff000000 573 #define IPR_IOADL_GET_FLAGS(x) (be32_to_cpu(x) & IPR_IOADL_FLAGS_MASK) 574 #define IPR_IOADL_DATA_LEN_MASK 0x00ffffff 575 #define IPR_IOADL_GET_DATA_LEN(x) (be32_to_cpu(x) & IPR_IOADL_DATA_LEN_MASK) 576 #define IPR_IOADL_FLAGS_READ 0x48000000 577 #define IPR_IOADL_FLAGS_READ_LAST 0x49000000 578 #define IPR_IOADL_FLAGS_WRITE 0x68000000 579 #define IPR_IOADL_FLAGS_WRITE_LAST 0x69000000 580 #define IPR_IOADL_FLAGS_LAST 0x01000000 581 582 __be32 address; 583 }__attribute__((packed, aligned (8))); 584 585 struct ipr_ioadl64_desc { 586 __be32 flags; 587 __be32 data_len; 588 __be64 address; 589 }__attribute__((packed, aligned (16))); 590 591 struct ipr_ata64_ioadl { 592 struct ipr_ioarcb_ata_regs regs; 593 u16 reserved[5]; 594 struct ipr_ioadl64_desc ioadl64[IPR_NUM_IOADL_ENTRIES]; 595 }__attribute__((packed, aligned (16))); 596 597 struct ipr_ioarcb_add_data { 598 union { 599 struct ipr_ioarcb_ata_regs regs; 600 struct ipr_ioadl_desc ioadl[5]; 601 __be32 add_cmd_parms[10]; 602 } u; 603 }__attribute__ ((packed, aligned (4))); 604 605 struct ipr_ioarcb_sis64_add_addr_ecb { 606 __be64 ioasa_host_pci_addr; 607 __be64 data_ioadl_addr; 608 __be64 reserved; 609 __be32 ext_control_buf[4]; 610 }__attribute__((packed, aligned (8))); 611 612 /* IOA Request Control Block 128 bytes */ 613 struct ipr_ioarcb { 614 union { 615 __be32 ioarcb_host_pci_addr; 616 __be64 ioarcb_host_pci_addr64; 617 } a; 618 __be32 res_handle; 619 __be32 host_response_handle; 620 __be32 reserved1; 621 __be32 reserved2; 622 __be32 reserved3; 623 624 __be32 data_transfer_length; 625 __be32 read_data_transfer_length; 626 __be32 write_ioadl_addr; 627 __be32 ioadl_len; 628 __be32 read_ioadl_addr; 629 __be32 read_ioadl_len; 630 631 __be32 ioasa_host_pci_addr; 632 __be16 ioasa_len; 633 __be16 reserved4; 634 635 struct ipr_cmd_pkt cmd_pkt; 636 637 __be16 add_cmd_parms_offset; 638 __be16 add_cmd_parms_len; 639 640 union { 641 struct ipr_ioarcb_add_data add_data; 642 struct ipr_ioarcb_sis64_add_addr_ecb sis64_addr_data; 643 } u; 644 645 }__attribute__((packed, aligned (4))); 646 647 struct ipr_ioasa_vset { 648 __be32 failing_lba_hi; 649 __be32 failing_lba_lo; 650 __be32 reserved; 651 }__attribute__((packed, aligned (4))); 652 653 struct ipr_ioasa_af_dasd { 654 __be32 failing_lba; 655 __be32 reserved[2]; 656 }__attribute__((packed, aligned (4))); 657 658 struct ipr_ioasa_gpdd { 659 u8 end_state; 660 u8 bus_phase; 661 __be16 reserved; 662 __be32 ioa_data[2]; 663 }__attribute__((packed, aligned (4))); 664 665 struct ipr_ioasa_gata { 666 u8 error; 667 u8 nsect; /* Interrupt reason */ 668 u8 lbal; 669 u8 lbam; 670 u8 lbah; 671 u8 device; 672 u8 status; 673 u8 alt_status; /* ATA CTL */ 674 u8 hob_nsect; 675 u8 hob_lbal; 676 u8 hob_lbam; 677 u8 hob_lbah; 678 }__attribute__((packed, aligned (4))); 679 680 struct ipr_auto_sense { 681 __be16 auto_sense_len; 682 __be16 ioa_data_len; 683 __be32 data[SCSI_SENSE_BUFFERSIZE/sizeof(__be32)]; 684 }; 685 686 struct ipr_ioasa_hdr { 687 __be32 ioasc; 688 #define IPR_IOASC_SENSE_KEY(ioasc) ((ioasc) >> 24) 689 #define IPR_IOASC_SENSE_CODE(ioasc) (((ioasc) & 0x00ff0000) >> 16) 690 #define IPR_IOASC_SENSE_QUAL(ioasc) (((ioasc) & 0x0000ff00) >> 8) 691 #define IPR_IOASC_SENSE_STATUS(ioasc) ((ioasc) & 0x000000ff) 692 693 __be16 ret_stat_len; /* Length of the returned IOASA */ 694 695 __be16 avail_stat_len; /* Total Length of status available. */ 696 697 __be32 residual_data_len; /* number of bytes in the host data */ 698 /* buffers that were not used by the IOARCB command. */ 699 700 __be32 ilid; 701 #define IPR_NO_ILID 0 702 #define IPR_DRIVER_ILID 0xffffffff 703 704 __be32 fd_ioasc; 705 706 __be32 fd_phys_locator; 707 708 __be32 fd_res_handle; 709 710 __be32 ioasc_specific; /* status code specific field */ 711 #define IPR_ADDITIONAL_STATUS_FMT 0x80000000 712 #define IPR_AUTOSENSE_VALID 0x40000000 713 #define IPR_ATA_DEVICE_WAS_RESET 0x20000000 714 #define IPR_IOASC_SPECIFIC_MASK 0x00ffffff 715 #define IPR_FIELD_POINTER_VALID (0x80000000 >> 8) 716 #define IPR_FIELD_POINTER_MASK 0x0000ffff 717 718 }__attribute__((packed, aligned (4))); 719 720 struct ipr_ioasa { 721 struct ipr_ioasa_hdr hdr; 722 723 union { 724 struct ipr_ioasa_vset vset; 725 struct ipr_ioasa_af_dasd dasd; 726 struct ipr_ioasa_gpdd gpdd; 727 struct ipr_ioasa_gata gata; 728 } u; 729 730 struct ipr_auto_sense auto_sense; 731 }__attribute__((packed, aligned (4))); 732 733 struct ipr_ioasa64 { 734 struct ipr_ioasa_hdr hdr; 735 u8 fd_res_path[8]; 736 737 union { 738 struct ipr_ioasa_vset vset; 739 struct ipr_ioasa_af_dasd dasd; 740 struct ipr_ioasa_gpdd gpdd; 741 struct ipr_ioasa_gata gata; 742 } u; 743 744 struct ipr_auto_sense auto_sense; 745 }__attribute__((packed, aligned (4))); 746 747 struct ipr_mode_parm_hdr { 748 u8 length; 749 u8 medium_type; 750 u8 device_spec_parms; 751 u8 block_desc_len; 752 }__attribute__((packed)); 753 754 struct ipr_mode_pages { 755 struct ipr_mode_parm_hdr hdr; 756 u8 data[255 - sizeof(struct ipr_mode_parm_hdr)]; 757 }__attribute__((packed)); 758 759 struct ipr_mode_page_hdr { 760 u8 ps_page_code; 761 #define IPR_MODE_PAGE_PS 0x80 762 #define IPR_GET_MODE_PAGE_CODE(hdr) ((hdr)->ps_page_code & 0x3F) 763 u8 page_length; 764 }__attribute__ ((packed)); 765 766 struct ipr_dev_bus_entry { 767 struct ipr_res_addr res_addr; 768 u8 flags; 769 #define IPR_SCSI_ATTR_ENABLE_QAS 0x80 770 #define IPR_SCSI_ATTR_DISABLE_QAS 0x40 771 #define IPR_SCSI_ATTR_QAS_MASK 0xC0 772 #define IPR_SCSI_ATTR_ENABLE_TM 0x20 773 #define IPR_SCSI_ATTR_NO_TERM_PWR 0x10 774 #define IPR_SCSI_ATTR_TM_SUPPORTED 0x08 775 #define IPR_SCSI_ATTR_LVD_TO_SE_NOT_ALLOWED 0x04 776 777 u8 scsi_id; 778 u8 bus_width; 779 u8 extended_reset_delay; 780 #define IPR_EXTENDED_RESET_DELAY 7 781 782 __be32 max_xfer_rate; 783 784 u8 spinup_delay; 785 u8 reserved3; 786 __be16 reserved4; 787 }__attribute__((packed, aligned (4))); 788 789 struct ipr_mode_page28 { 790 struct ipr_mode_page_hdr hdr; 791 u8 num_entries; 792 u8 entry_length; 793 struct ipr_dev_bus_entry bus[0]; 794 }__attribute__((packed)); 795 796 struct ipr_mode_page24 { 797 struct ipr_mode_page_hdr hdr; 798 u8 flags; 799 #define IPR_ENABLE_DUAL_IOA_AF 0x80 800 }__attribute__((packed)); 801 802 struct ipr_ioa_vpd { 803 struct ipr_std_inq_data std_inq_data; 804 u8 ascii_part_num[12]; 805 u8 reserved[40]; 806 u8 ascii_plant_code[4]; 807 }__attribute__((packed)); 808 809 struct ipr_inquiry_page3 { 810 u8 peri_qual_dev_type; 811 u8 page_code; 812 u8 reserved1; 813 u8 page_length; 814 u8 ascii_len; 815 u8 reserved2[3]; 816 u8 load_id[4]; 817 u8 major_release; 818 u8 card_type; 819 u8 minor_release[2]; 820 u8 ptf_number[4]; 821 u8 patch_number[4]; 822 }__attribute__((packed)); 823 824 struct ipr_inquiry_cap { 825 u8 peri_qual_dev_type; 826 u8 page_code; 827 u8 reserved1; 828 u8 page_length; 829 u8 ascii_len; 830 u8 reserved2; 831 u8 sis_version[2]; 832 u8 cap; 833 #define IPR_CAP_DUAL_IOA_RAID 0x80 834 u8 reserved3[15]; 835 }__attribute__((packed)); 836 837 #define IPR_INQUIRY_PAGE0_ENTRIES 20 838 struct ipr_inquiry_page0 { 839 u8 peri_qual_dev_type; 840 u8 page_code; 841 u8 reserved1; 842 u8 len; 843 u8 page[IPR_INQUIRY_PAGE0_ENTRIES]; 844 }__attribute__((packed)); 845 846 struct ipr_hostrcb_device_data_entry { 847 struct ipr_vpd vpd; 848 struct ipr_res_addr dev_res_addr; 849 struct ipr_vpd new_vpd; 850 struct ipr_vpd ioa_last_with_dev_vpd; 851 struct ipr_vpd cfc_last_with_dev_vpd; 852 __be32 ioa_data[5]; 853 }__attribute__((packed, aligned (4))); 854 855 struct ipr_hostrcb_device_data_entry_enhanced { 856 struct ipr_ext_vpd vpd; 857 u8 ccin[4]; 858 struct ipr_res_addr dev_res_addr; 859 struct ipr_ext_vpd new_vpd; 860 u8 new_ccin[4]; 861 struct ipr_ext_vpd ioa_last_with_dev_vpd; 862 struct ipr_ext_vpd cfc_last_with_dev_vpd; 863 }__attribute__((packed, aligned (4))); 864 865 struct ipr_hostrcb64_device_data_entry_enhanced { 866 struct ipr_ext_vpd vpd; 867 u8 ccin[4]; 868 u8 res_path[8]; 869 struct ipr_ext_vpd new_vpd; 870 u8 new_ccin[4]; 871 struct ipr_ext_vpd ioa_last_with_dev_vpd; 872 struct ipr_ext_vpd cfc_last_with_dev_vpd; 873 }__attribute__((packed, aligned (4))); 874 875 struct ipr_hostrcb_array_data_entry { 876 struct ipr_vpd vpd; 877 struct ipr_res_addr expected_dev_res_addr; 878 struct ipr_res_addr dev_res_addr; 879 }__attribute__((packed, aligned (4))); 880 881 struct ipr_hostrcb64_array_data_entry { 882 struct ipr_ext_vpd vpd; 883 u8 ccin[4]; 884 u8 expected_res_path[8]; 885 u8 res_path[8]; 886 }__attribute__((packed, aligned (4))); 887 888 struct ipr_hostrcb_array_data_entry_enhanced { 889 struct ipr_ext_vpd vpd; 890 u8 ccin[4]; 891 struct ipr_res_addr expected_dev_res_addr; 892 struct ipr_res_addr dev_res_addr; 893 }__attribute__((packed, aligned (4))); 894 895 struct ipr_hostrcb_type_ff_error { 896 __be32 ioa_data[758]; 897 }__attribute__((packed, aligned (4))); 898 899 struct ipr_hostrcb_type_01_error { 900 __be32 seek_counter; 901 __be32 read_counter; 902 u8 sense_data[32]; 903 __be32 ioa_data[236]; 904 }__attribute__((packed, aligned (4))); 905 906 struct ipr_hostrcb_type_21_error { 907 __be32 wwn[4]; 908 u8 res_path[8]; 909 u8 primary_problem_desc[32]; 910 u8 second_problem_desc[32]; 911 __be32 sense_data[8]; 912 __be32 cdb[4]; 913 __be32 residual_trans_length; 914 __be32 length_of_error; 915 __be32 ioa_data[236]; 916 }__attribute__((packed, aligned (4))); 917 918 struct ipr_hostrcb_type_02_error { 919 struct ipr_vpd ioa_vpd; 920 struct ipr_vpd cfc_vpd; 921 struct ipr_vpd ioa_last_attached_to_cfc_vpd; 922 struct ipr_vpd cfc_last_attached_to_ioa_vpd; 923 __be32 ioa_data[3]; 924 }__attribute__((packed, aligned (4))); 925 926 struct ipr_hostrcb_type_12_error { 927 struct ipr_ext_vpd ioa_vpd; 928 struct ipr_ext_vpd cfc_vpd; 929 struct ipr_ext_vpd ioa_last_attached_to_cfc_vpd; 930 struct ipr_ext_vpd cfc_last_attached_to_ioa_vpd; 931 __be32 ioa_data[3]; 932 }__attribute__((packed, aligned (4))); 933 934 struct ipr_hostrcb_type_03_error { 935 struct ipr_vpd ioa_vpd; 936 struct ipr_vpd cfc_vpd; 937 __be32 errors_detected; 938 __be32 errors_logged; 939 u8 ioa_data[12]; 940 struct ipr_hostrcb_device_data_entry dev[3]; 941 }__attribute__((packed, aligned (4))); 942 943 struct ipr_hostrcb_type_13_error { 944 struct ipr_ext_vpd ioa_vpd; 945 struct ipr_ext_vpd cfc_vpd; 946 __be32 errors_detected; 947 __be32 errors_logged; 948 struct ipr_hostrcb_device_data_entry_enhanced dev[3]; 949 }__attribute__((packed, aligned (4))); 950 951 struct ipr_hostrcb_type_23_error { 952 struct ipr_ext_vpd ioa_vpd; 953 struct ipr_ext_vpd cfc_vpd; 954 __be32 errors_detected; 955 __be32 errors_logged; 956 struct ipr_hostrcb64_device_data_entry_enhanced dev[3]; 957 }__attribute__((packed, aligned (4))); 958 959 struct ipr_hostrcb_type_04_error { 960 struct ipr_vpd ioa_vpd; 961 struct ipr_vpd cfc_vpd; 962 u8 ioa_data[12]; 963 struct ipr_hostrcb_array_data_entry array_member[10]; 964 __be32 exposed_mode_adn; 965 __be32 array_id; 966 struct ipr_vpd incomp_dev_vpd; 967 __be32 ioa_data2; 968 struct ipr_hostrcb_array_data_entry array_member2[8]; 969 struct ipr_res_addr last_func_vset_res_addr; 970 u8 vset_serial_num[IPR_SERIAL_NUM_LEN]; 971 u8 protection_level[8]; 972 }__attribute__((packed, aligned (4))); 973 974 struct ipr_hostrcb_type_14_error { 975 struct ipr_ext_vpd ioa_vpd; 976 struct ipr_ext_vpd cfc_vpd; 977 __be32 exposed_mode_adn; 978 __be32 array_id; 979 struct ipr_res_addr last_func_vset_res_addr; 980 u8 vset_serial_num[IPR_SERIAL_NUM_LEN]; 981 u8 protection_level[8]; 982 __be32 num_entries; 983 struct ipr_hostrcb_array_data_entry_enhanced array_member[18]; 984 }__attribute__((packed, aligned (4))); 985 986 struct ipr_hostrcb_type_24_error { 987 struct ipr_ext_vpd ioa_vpd; 988 struct ipr_ext_vpd cfc_vpd; 989 u8 reserved[2]; 990 u8 exposed_mode_adn; 991 #define IPR_INVALID_ARRAY_DEV_NUM 0xff 992 u8 array_id; 993 u8 last_res_path[8]; 994 u8 protection_level[8]; 995 struct ipr_ext_vpd64 array_vpd; 996 u8 description[16]; 997 u8 reserved2[3]; 998 u8 num_entries; 999 struct ipr_hostrcb64_array_data_entry array_member[32]; 1000 }__attribute__((packed, aligned (4))); 1001 1002 struct ipr_hostrcb_type_07_error { 1003 u8 failure_reason[64]; 1004 struct ipr_vpd vpd; 1005 u32 data[222]; 1006 }__attribute__((packed, aligned (4))); 1007 1008 struct ipr_hostrcb_type_17_error { 1009 u8 failure_reason[64]; 1010 struct ipr_ext_vpd vpd; 1011 u32 data[476]; 1012 }__attribute__((packed, aligned (4))); 1013 1014 struct ipr_hostrcb_config_element { 1015 u8 type_status; 1016 #define IPR_PATH_CFG_TYPE_MASK 0xF0 1017 #define IPR_PATH_CFG_NOT_EXIST 0x00 1018 #define IPR_PATH_CFG_IOA_PORT 0x10 1019 #define IPR_PATH_CFG_EXP_PORT 0x20 1020 #define IPR_PATH_CFG_DEVICE_PORT 0x30 1021 #define IPR_PATH_CFG_DEVICE_LUN 0x40 1022 1023 #define IPR_PATH_CFG_STATUS_MASK 0x0F 1024 #define IPR_PATH_CFG_NO_PROB 0x00 1025 #define IPR_PATH_CFG_DEGRADED 0x01 1026 #define IPR_PATH_CFG_FAILED 0x02 1027 #define IPR_PATH_CFG_SUSPECT 0x03 1028 #define IPR_PATH_NOT_DETECTED 0x04 1029 #define IPR_PATH_INCORRECT_CONN 0x05 1030 1031 u8 cascaded_expander; 1032 u8 phy; 1033 u8 link_rate; 1034 #define IPR_PHY_LINK_RATE_MASK 0x0F 1035 1036 __be32 wwid[2]; 1037 }__attribute__((packed, aligned (4))); 1038 1039 struct ipr_hostrcb64_config_element { 1040 __be16 length; 1041 u8 descriptor_id; 1042 #define IPR_DESCRIPTOR_MASK 0xC0 1043 #define IPR_DESCRIPTOR_SIS64 0x00 1044 1045 u8 reserved; 1046 u8 type_status; 1047 1048 u8 reserved2[2]; 1049 u8 link_rate; 1050 1051 u8 res_path[8]; 1052 __be32 wwid[2]; 1053 }__attribute__((packed, aligned (8))); 1054 1055 struct ipr_hostrcb_fabric_desc { 1056 __be16 length; 1057 u8 ioa_port; 1058 u8 cascaded_expander; 1059 u8 phy; 1060 u8 path_state; 1061 #define IPR_PATH_ACTIVE_MASK 0xC0 1062 #define IPR_PATH_NO_INFO 0x00 1063 #define IPR_PATH_ACTIVE 0x40 1064 #define IPR_PATH_NOT_ACTIVE 0x80 1065 1066 #define IPR_PATH_STATE_MASK 0x0F 1067 #define IPR_PATH_STATE_NO_INFO 0x00 1068 #define IPR_PATH_HEALTHY 0x01 1069 #define IPR_PATH_DEGRADED 0x02 1070 #define IPR_PATH_FAILED 0x03 1071 1072 __be16 num_entries; 1073 struct ipr_hostrcb_config_element elem[1]; 1074 }__attribute__((packed, aligned (4))); 1075 1076 struct ipr_hostrcb64_fabric_desc { 1077 __be16 length; 1078 u8 descriptor_id; 1079 1080 u8 reserved[2]; 1081 u8 path_state; 1082 1083 u8 reserved2[2]; 1084 u8 res_path[8]; 1085 u8 reserved3[6]; 1086 __be16 num_entries; 1087 struct ipr_hostrcb64_config_element elem[1]; 1088 }__attribute__((packed, aligned (8))); 1089 1090 #define for_each_hrrq(hrrq, ioa_cfg) \ 1091 for (hrrq = (ioa_cfg)->hrrq; \ 1092 hrrq < ((ioa_cfg)->hrrq + (ioa_cfg)->hrrq_num); hrrq++) 1093 1094 #define for_each_fabric_cfg(fabric, cfg) \ 1095 for (cfg = (fabric)->elem; \ 1096 cfg < ((fabric)->elem + be16_to_cpu((fabric)->num_entries)); \ 1097 cfg++) 1098 1099 struct ipr_hostrcb_type_20_error { 1100 u8 failure_reason[64]; 1101 u8 reserved[3]; 1102 u8 num_entries; 1103 struct ipr_hostrcb_fabric_desc desc[1]; 1104 }__attribute__((packed, aligned (4))); 1105 1106 struct ipr_hostrcb_type_30_error { 1107 u8 failure_reason[64]; 1108 u8 reserved[3]; 1109 u8 num_entries; 1110 struct ipr_hostrcb64_fabric_desc desc[1]; 1111 }__attribute__((packed, aligned (4))); 1112 1113 struct ipr_hostrcb_error { 1114 __be32 fd_ioasc; 1115 struct ipr_res_addr fd_res_addr; 1116 __be32 fd_res_handle; 1117 __be32 prc; 1118 union { 1119 struct ipr_hostrcb_type_ff_error type_ff_error; 1120 struct ipr_hostrcb_type_01_error type_01_error; 1121 struct ipr_hostrcb_type_02_error type_02_error; 1122 struct ipr_hostrcb_type_03_error type_03_error; 1123 struct ipr_hostrcb_type_04_error type_04_error; 1124 struct ipr_hostrcb_type_07_error type_07_error; 1125 struct ipr_hostrcb_type_12_error type_12_error; 1126 struct ipr_hostrcb_type_13_error type_13_error; 1127 struct ipr_hostrcb_type_14_error type_14_error; 1128 struct ipr_hostrcb_type_17_error type_17_error; 1129 struct ipr_hostrcb_type_20_error type_20_error; 1130 } u; 1131 }__attribute__((packed, aligned (4))); 1132 1133 struct ipr_hostrcb64_error { 1134 __be32 fd_ioasc; 1135 __be32 ioa_fw_level; 1136 __be32 fd_res_handle; 1137 __be32 prc; 1138 __be64 fd_dev_id; 1139 __be64 fd_lun; 1140 u8 fd_res_path[8]; 1141 __be64 time_stamp; 1142 u8 reserved[16]; 1143 union { 1144 struct ipr_hostrcb_type_ff_error type_ff_error; 1145 struct ipr_hostrcb_type_12_error type_12_error; 1146 struct ipr_hostrcb_type_17_error type_17_error; 1147 struct ipr_hostrcb_type_21_error type_21_error; 1148 struct ipr_hostrcb_type_23_error type_23_error; 1149 struct ipr_hostrcb_type_24_error type_24_error; 1150 struct ipr_hostrcb_type_30_error type_30_error; 1151 } u; 1152 }__attribute__((packed, aligned (8))); 1153 1154 struct ipr_hostrcb_raw { 1155 __be32 data[sizeof(struct ipr_hostrcb_error)/sizeof(__be32)]; 1156 }__attribute__((packed, aligned (4))); 1157 1158 struct ipr_hcam { 1159 u8 op_code; 1160 #define IPR_HOST_RCB_OP_CODE_CONFIG_CHANGE 0xE1 1161 #define IPR_HOST_RCB_OP_CODE_LOG_DATA 0xE2 1162 1163 u8 notify_type; 1164 #define IPR_HOST_RCB_NOTIF_TYPE_EXISTING_CHANGED 0x00 1165 #define IPR_HOST_RCB_NOTIF_TYPE_NEW_ENTRY 0x01 1166 #define IPR_HOST_RCB_NOTIF_TYPE_REM_ENTRY 0x02 1167 #define IPR_HOST_RCB_NOTIF_TYPE_ERROR_LOG_ENTRY 0x10 1168 #define IPR_HOST_RCB_NOTIF_TYPE_INFORMATION_ENTRY 0x11 1169 1170 u8 notifications_lost; 1171 #define IPR_HOST_RCB_NO_NOTIFICATIONS_LOST 0 1172 #define IPR_HOST_RCB_NOTIFICATIONS_LOST 0x80 1173 1174 u8 flags; 1175 #define IPR_HOSTRCB_INTERNAL_OPER 0x80 1176 #define IPR_HOSTRCB_ERR_RESP_SENT 0x40 1177 1178 u8 overlay_id; 1179 #define IPR_HOST_RCB_OVERLAY_ID_1 0x01 1180 #define IPR_HOST_RCB_OVERLAY_ID_2 0x02 1181 #define IPR_HOST_RCB_OVERLAY_ID_3 0x03 1182 #define IPR_HOST_RCB_OVERLAY_ID_4 0x04 1183 #define IPR_HOST_RCB_OVERLAY_ID_6 0x06 1184 #define IPR_HOST_RCB_OVERLAY_ID_7 0x07 1185 #define IPR_HOST_RCB_OVERLAY_ID_12 0x12 1186 #define IPR_HOST_RCB_OVERLAY_ID_13 0x13 1187 #define IPR_HOST_RCB_OVERLAY_ID_14 0x14 1188 #define IPR_HOST_RCB_OVERLAY_ID_16 0x16 1189 #define IPR_HOST_RCB_OVERLAY_ID_17 0x17 1190 #define IPR_HOST_RCB_OVERLAY_ID_20 0x20 1191 #define IPR_HOST_RCB_OVERLAY_ID_21 0x21 1192 #define IPR_HOST_RCB_OVERLAY_ID_23 0x23 1193 #define IPR_HOST_RCB_OVERLAY_ID_24 0x24 1194 #define IPR_HOST_RCB_OVERLAY_ID_26 0x26 1195 #define IPR_HOST_RCB_OVERLAY_ID_30 0x30 1196 #define IPR_HOST_RCB_OVERLAY_ID_DEFAULT 0xFF 1197 1198 u8 reserved1[3]; 1199 __be32 ilid; 1200 __be32 time_since_last_ioa_reset; 1201 __be32 reserved2; 1202 __be32 length; 1203 1204 union { 1205 struct ipr_hostrcb_error error; 1206 struct ipr_hostrcb64_error error64; 1207 struct ipr_hostrcb_cfg_ch_not ccn; 1208 struct ipr_hostrcb_raw raw; 1209 } u; 1210 }__attribute__((packed, aligned (4))); 1211 1212 struct ipr_hostrcb { 1213 struct ipr_hcam hcam; 1214 dma_addr_t hostrcb_dma; 1215 struct list_head queue; 1216 struct ipr_ioa_cfg *ioa_cfg; 1217 char rp_buffer[IPR_MAX_RES_PATH_LENGTH]; 1218 }; 1219 1220 /* IPR smart dump table structures */ 1221 struct ipr_sdt_entry { 1222 __be32 start_token; 1223 __be32 end_token; 1224 u8 reserved[4]; 1225 1226 u8 flags; 1227 #define IPR_SDT_ENDIAN 0x80 1228 #define IPR_SDT_VALID_ENTRY 0x20 1229 1230 u8 resv; 1231 __be16 priority; 1232 }__attribute__((packed, aligned (4))); 1233 1234 struct ipr_sdt_header { 1235 __be32 state; 1236 __be32 num_entries; 1237 __be32 num_entries_used; 1238 __be32 dump_size; 1239 }__attribute__((packed, aligned (4))); 1240 1241 struct ipr_sdt { 1242 struct ipr_sdt_header hdr; 1243 struct ipr_sdt_entry entry[IPR_FMT3_NUM_SDT_ENTRIES]; 1244 }__attribute__((packed, aligned (4))); 1245 1246 struct ipr_uc_sdt { 1247 struct ipr_sdt_header hdr; 1248 struct ipr_sdt_entry entry[1]; 1249 }__attribute__((packed, aligned (4))); 1250 1251 /* 1252 * Driver types 1253 */ 1254 struct ipr_bus_attributes { 1255 u8 bus; 1256 u8 qas_enabled; 1257 u8 bus_width; 1258 u8 reserved; 1259 u32 max_xfer_rate; 1260 }; 1261 1262 struct ipr_sata_port { 1263 struct ipr_ioa_cfg *ioa_cfg; 1264 struct ata_port *ap; 1265 struct ipr_resource_entry *res; 1266 struct ipr_ioasa_gata ioasa; 1267 }; 1268 1269 struct ipr_resource_entry { 1270 u8 needs_sync_complete:1; 1271 u8 in_erp:1; 1272 u8 add_to_ml:1; 1273 u8 del_from_ml:1; 1274 u8 resetting_device:1; 1275 u8 reset_occurred:1; 1276 1277 u32 bus; /* AKA channel */ 1278 u32 target; /* AKA id */ 1279 u32 lun; 1280 #define IPR_ARRAY_VIRTUAL_BUS 0x1 1281 #define IPR_VSET_VIRTUAL_BUS 0x2 1282 #define IPR_IOAFP_VIRTUAL_BUS 0x3 1283 1284 #define IPR_GET_RES_PHYS_LOC(res) \ 1285 (((res)->bus << 24) | ((res)->target << 8) | (res)->lun) 1286 1287 u8 ata_class; 1288 1289 u8 flags; 1290 __be16 res_flags; 1291 1292 u8 type; 1293 1294 u8 qmodel; 1295 struct ipr_std_inq_data std_inq_data; 1296 1297 __be32 res_handle; 1298 __be64 dev_id; 1299 __be64 lun_wwn; 1300 struct scsi_lun dev_lun; 1301 u8 res_path[8]; 1302 1303 struct ipr_ioa_cfg *ioa_cfg; 1304 struct scsi_device *sdev; 1305 struct ipr_sata_port *sata_port; 1306 struct list_head queue; 1307 }; /* struct ipr_resource_entry */ 1308 1309 struct ipr_resource_hdr { 1310 u16 num_entries; 1311 u16 reserved; 1312 }; 1313 1314 struct ipr_misc_cbs { 1315 struct ipr_ioa_vpd ioa_vpd; 1316 struct ipr_inquiry_page0 page0_data; 1317 struct ipr_inquiry_page3 page3_data; 1318 struct ipr_inquiry_cap cap; 1319 struct ipr_mode_pages mode_pages; 1320 struct ipr_supported_device supp_dev; 1321 }; 1322 1323 struct ipr_interrupt_offsets { 1324 unsigned long set_interrupt_mask_reg; 1325 unsigned long clr_interrupt_mask_reg; 1326 unsigned long clr_interrupt_mask_reg32; 1327 unsigned long sense_interrupt_mask_reg; 1328 unsigned long sense_interrupt_mask_reg32; 1329 unsigned long clr_interrupt_reg; 1330 unsigned long clr_interrupt_reg32; 1331 1332 unsigned long sense_interrupt_reg; 1333 unsigned long sense_interrupt_reg32; 1334 unsigned long ioarrin_reg; 1335 unsigned long sense_uproc_interrupt_reg; 1336 unsigned long sense_uproc_interrupt_reg32; 1337 unsigned long set_uproc_interrupt_reg; 1338 unsigned long set_uproc_interrupt_reg32; 1339 unsigned long clr_uproc_interrupt_reg; 1340 unsigned long clr_uproc_interrupt_reg32; 1341 1342 unsigned long init_feedback_reg; 1343 1344 unsigned long dump_addr_reg; 1345 unsigned long dump_data_reg; 1346 1347 #define IPR_ENDIAN_SWAP_KEY 0x00080800 1348 unsigned long endian_swap_reg; 1349 }; 1350 1351 struct ipr_interrupts { 1352 void __iomem *set_interrupt_mask_reg; 1353 void __iomem *clr_interrupt_mask_reg; 1354 void __iomem *clr_interrupt_mask_reg32; 1355 void __iomem *sense_interrupt_mask_reg; 1356 void __iomem *sense_interrupt_mask_reg32; 1357 void __iomem *clr_interrupt_reg; 1358 void __iomem *clr_interrupt_reg32; 1359 1360 void __iomem *sense_interrupt_reg; 1361 void __iomem *sense_interrupt_reg32; 1362 void __iomem *ioarrin_reg; 1363 void __iomem *sense_uproc_interrupt_reg; 1364 void __iomem *sense_uproc_interrupt_reg32; 1365 void __iomem *set_uproc_interrupt_reg; 1366 void __iomem *set_uproc_interrupt_reg32; 1367 void __iomem *clr_uproc_interrupt_reg; 1368 void __iomem *clr_uproc_interrupt_reg32; 1369 1370 void __iomem *init_feedback_reg; 1371 1372 void __iomem *dump_addr_reg; 1373 void __iomem *dump_data_reg; 1374 1375 void __iomem *endian_swap_reg; 1376 }; 1377 1378 struct ipr_chip_cfg_t { 1379 u32 mailbox; 1380 u16 max_cmds; 1381 u8 cache_line_size; 1382 u8 clear_isr; 1383 u32 iopoll_weight; 1384 struct ipr_interrupt_offsets regs; 1385 }; 1386 1387 struct ipr_chip_t { 1388 u16 vendor; 1389 u16 device; 1390 u16 intr_type; 1391 #define IPR_USE_LSI 0x00 1392 #define IPR_USE_MSI 0x01 1393 #define IPR_USE_MSIX 0x02 1394 u16 sis_type; 1395 #define IPR_SIS32 0x00 1396 #define IPR_SIS64 0x01 1397 u16 bist_method; 1398 #define IPR_PCI_CFG 0x00 1399 #define IPR_MMIO 0x01 1400 const struct ipr_chip_cfg_t *cfg; 1401 }; 1402 1403 enum ipr_shutdown_type { 1404 IPR_SHUTDOWN_NORMAL = 0x00, 1405 IPR_SHUTDOWN_PREPARE_FOR_NORMAL = 0x40, 1406 IPR_SHUTDOWN_ABBREV = 0x80, 1407 IPR_SHUTDOWN_NONE = 0x100 1408 }; 1409 1410 struct ipr_trace_entry { 1411 u32 time; 1412 1413 u8 op_code; 1414 u8 ata_op_code; 1415 u8 type; 1416 #define IPR_TRACE_START 0x00 1417 #define IPR_TRACE_FINISH 0xff 1418 u8 cmd_index; 1419 1420 __be32 res_handle; 1421 union { 1422 u32 ioasc; 1423 u32 add_data; 1424 u32 res_addr; 1425 } u; 1426 }; 1427 1428 struct ipr_sglist { 1429 u32 order; 1430 u32 num_sg; 1431 u32 num_dma_sg; 1432 u32 buffer_len; 1433 struct scatterlist scatterlist[1]; 1434 }; 1435 1436 enum ipr_sdt_state { 1437 INACTIVE, 1438 WAIT_FOR_DUMP, 1439 GET_DUMP, 1440 READ_DUMP, 1441 ABORT_DUMP, 1442 DUMP_OBTAINED 1443 }; 1444 1445 /* Per-controller data */ 1446 struct ipr_ioa_cfg { 1447 char eye_catcher[8]; 1448 #define IPR_EYECATCHER "iprcfg" 1449 1450 struct list_head queue; 1451 1452 u8 in_reset_reload:1; 1453 u8 in_ioa_bringdown:1; 1454 u8 ioa_unit_checked:1; 1455 u8 dump_taken:1; 1456 u8 allow_ml_add_del:1; 1457 u8 needs_hard_reset:1; 1458 u8 dual_raid:1; 1459 u8 needs_warm_reset:1; 1460 u8 msi_received:1; 1461 u8 sis64:1; 1462 u8 dump_timeout:1; 1463 u8 cfg_locked:1; 1464 u8 clear_isr:1; 1465 u8 probe_done:1; 1466 1467 u8 revid; 1468 1469 /* 1470 * Bitmaps for SIS64 generated target values 1471 */ 1472 unsigned long target_ids[BITS_TO_LONGS(IPR_MAX_SIS64_DEVS)]; 1473 unsigned long array_ids[BITS_TO_LONGS(IPR_MAX_SIS64_DEVS)]; 1474 unsigned long vset_ids[BITS_TO_LONGS(IPR_MAX_SIS64_DEVS)]; 1475 1476 u16 type; /* CCIN of the card */ 1477 1478 u8 log_level; 1479 #define IPR_MAX_LOG_LEVEL 4 1480 #define IPR_DEFAULT_LOG_LEVEL 2 1481 1482 #define IPR_NUM_TRACE_INDEX_BITS 8 1483 #define IPR_NUM_TRACE_ENTRIES (1 << IPR_NUM_TRACE_INDEX_BITS) 1484 #define IPR_TRACE_SIZE (sizeof(struct ipr_trace_entry) * IPR_NUM_TRACE_ENTRIES) 1485 char trace_start[8]; 1486 #define IPR_TRACE_START_LABEL "trace" 1487 struct ipr_trace_entry *trace; 1488 atomic_t trace_index; 1489 1490 char cfg_table_start[8]; 1491 #define IPR_CFG_TBL_START "cfg" 1492 union { 1493 struct ipr_config_table *cfg_table; 1494 struct ipr_config_table64 *cfg_table64; 1495 } u; 1496 dma_addr_t cfg_table_dma; 1497 u32 cfg_table_size; 1498 u32 max_devs_supported; 1499 1500 char resource_table_label[8]; 1501 #define IPR_RES_TABLE_LABEL "res_tbl" 1502 struct ipr_resource_entry *res_entries; 1503 struct list_head free_res_q; 1504 struct list_head used_res_q; 1505 1506 char ipr_hcam_label[8]; 1507 #define IPR_HCAM_LABEL "hcams" 1508 struct ipr_hostrcb *hostrcb[IPR_NUM_HCAMS]; 1509 dma_addr_t hostrcb_dma[IPR_NUM_HCAMS]; 1510 struct list_head hostrcb_free_q; 1511 struct list_head hostrcb_pending_q; 1512 1513 struct ipr_hrr_queue hrrq[IPR_MAX_HRRQ_NUM]; 1514 u32 hrrq_num; 1515 atomic_t hrrq_index; 1516 u16 identify_hrrq_index; 1517 1518 struct ipr_bus_attributes bus_attr[IPR_MAX_NUM_BUSES]; 1519 1520 unsigned int transop_timeout; 1521 const struct ipr_chip_cfg_t *chip_cfg; 1522 const struct ipr_chip_t *ipr_chip; 1523 1524 void __iomem *hdw_dma_regs; /* iomapped PCI memory space */ 1525 unsigned long hdw_dma_regs_pci; /* raw PCI memory space */ 1526 void __iomem *ioa_mailbox; 1527 struct ipr_interrupts regs; 1528 1529 u16 saved_pcix_cmd_reg; 1530 u16 reset_retries; 1531 1532 u32 errors_logged; 1533 u32 doorbell; 1534 1535 struct Scsi_Host *host; 1536 struct pci_dev *pdev; 1537 struct ipr_sglist *ucode_sglist; 1538 u8 saved_mode_page_len; 1539 1540 struct work_struct work_q; 1541 1542 wait_queue_head_t reset_wait_q; 1543 wait_queue_head_t msi_wait_q; 1544 wait_queue_head_t eeh_wait_q; 1545 1546 struct ipr_dump *dump; 1547 enum ipr_sdt_state sdt_state; 1548 1549 struct ipr_misc_cbs *vpd_cbs; 1550 dma_addr_t vpd_cbs_dma; 1551 1552 struct pci_pool *ipr_cmd_pool; 1553 1554 struct ipr_cmnd *reset_cmd; 1555 int (*reset) (struct ipr_cmnd *); 1556 1557 struct ata_host ata_host; 1558 char ipr_cmd_label[8]; 1559 #define IPR_CMD_LABEL "ipr_cmd" 1560 u32 max_cmds; 1561 struct ipr_cmnd **ipr_cmnd_list; 1562 dma_addr_t *ipr_cmnd_list_dma; 1563 1564 u16 intr_flag; 1565 unsigned int nvectors; 1566 1567 struct { 1568 unsigned short vec; 1569 char desc[22]; 1570 } vectors_info[IPR_MAX_MSIX_VECTORS]; 1571 1572 u32 iopoll_weight; 1573 1574 }; /* struct ipr_ioa_cfg */ 1575 1576 struct ipr_cmnd { 1577 struct ipr_ioarcb ioarcb; 1578 union { 1579 struct ipr_ioadl_desc ioadl[IPR_NUM_IOADL_ENTRIES]; 1580 struct ipr_ioadl64_desc ioadl64[IPR_NUM_IOADL_ENTRIES]; 1581 struct ipr_ata64_ioadl ata_ioadl; 1582 } i; 1583 union { 1584 struct ipr_ioasa ioasa; 1585 struct ipr_ioasa64 ioasa64; 1586 } s; 1587 struct list_head queue; 1588 struct scsi_cmnd *scsi_cmd; 1589 struct ata_queued_cmd *qc; 1590 struct completion completion; 1591 struct timer_list timer; 1592 void (*fast_done) (struct ipr_cmnd *); 1593 void (*done) (struct ipr_cmnd *); 1594 int (*job_step) (struct ipr_cmnd *); 1595 int (*job_step_failed) (struct ipr_cmnd *); 1596 u16 cmd_index; 1597 u8 sense_buffer[SCSI_SENSE_BUFFERSIZE]; 1598 dma_addr_t sense_buffer_dma; 1599 unsigned short dma_use_sg; 1600 dma_addr_t dma_addr; 1601 struct ipr_cmnd *sibling; 1602 union { 1603 enum ipr_shutdown_type shutdown_type; 1604 struct ipr_hostrcb *hostrcb; 1605 unsigned long time_left; 1606 unsigned long scratch; 1607 struct ipr_resource_entry *res; 1608 struct scsi_device *sdev; 1609 } u; 1610 1611 struct ipr_hrr_queue *hrrq; 1612 struct ipr_ioa_cfg *ioa_cfg; 1613 }; 1614 1615 struct ipr_ses_table_entry { 1616 char product_id[17]; 1617 char compare_product_id_byte[17]; 1618 u32 max_bus_speed_limit; /* MB/sec limit for this backplane */ 1619 }; 1620 1621 struct ipr_dump_header { 1622 u32 eye_catcher; 1623 #define IPR_DUMP_EYE_CATCHER 0xC5D4E3F2 1624 u32 len; 1625 u32 num_entries; 1626 u32 first_entry_offset; 1627 u32 status; 1628 #define IPR_DUMP_STATUS_SUCCESS 0 1629 #define IPR_DUMP_STATUS_QUAL_SUCCESS 2 1630 #define IPR_DUMP_STATUS_FAILED 0xffffffff 1631 u32 os; 1632 #define IPR_DUMP_OS_LINUX 0x4C4E5558 1633 u32 driver_name; 1634 #define IPR_DUMP_DRIVER_NAME 0x49505232 1635 }__attribute__((packed, aligned (4))); 1636 1637 struct ipr_dump_entry_header { 1638 u32 eye_catcher; 1639 #define IPR_DUMP_EYE_CATCHER 0xC5D4E3F2 1640 u32 len; 1641 u32 num_elems; 1642 u32 offset; 1643 u32 data_type; 1644 #define IPR_DUMP_DATA_TYPE_ASCII 0x41534349 1645 #define IPR_DUMP_DATA_TYPE_BINARY 0x42494E41 1646 u32 id; 1647 #define IPR_DUMP_IOA_DUMP_ID 0x494F4131 1648 #define IPR_DUMP_LOCATION_ID 0x4C4F4341 1649 #define IPR_DUMP_TRACE_ID 0x54524143 1650 #define IPR_DUMP_DRIVER_VERSION_ID 0x44525652 1651 #define IPR_DUMP_DRIVER_TYPE_ID 0x54595045 1652 #define IPR_DUMP_IOA_CTRL_BLK 0x494F4342 1653 #define IPR_DUMP_PEND_OPS 0x414F5053 1654 u32 status; 1655 }__attribute__((packed, aligned (4))); 1656 1657 struct ipr_dump_location_entry { 1658 struct ipr_dump_entry_header hdr; 1659 u8 location[20]; 1660 }__attribute__((packed)); 1661 1662 struct ipr_dump_trace_entry { 1663 struct ipr_dump_entry_header hdr; 1664 u32 trace[IPR_TRACE_SIZE / sizeof(u32)]; 1665 }__attribute__((packed, aligned (4))); 1666 1667 struct ipr_dump_version_entry { 1668 struct ipr_dump_entry_header hdr; 1669 u8 version[sizeof(IPR_DRIVER_VERSION)]; 1670 }; 1671 1672 struct ipr_dump_ioa_type_entry { 1673 struct ipr_dump_entry_header hdr; 1674 u32 type; 1675 u32 fw_version; 1676 }; 1677 1678 struct ipr_driver_dump { 1679 struct ipr_dump_header hdr; 1680 struct ipr_dump_version_entry version_entry; 1681 struct ipr_dump_location_entry location_entry; 1682 struct ipr_dump_ioa_type_entry ioa_type_entry; 1683 struct ipr_dump_trace_entry trace_entry; 1684 }__attribute__((packed)); 1685 1686 struct ipr_ioa_dump { 1687 struct ipr_dump_entry_header hdr; 1688 struct ipr_sdt sdt; 1689 __be32 **ioa_data; 1690 u32 reserved; 1691 u32 next_page_index; 1692 u32 page_offset; 1693 u32 format; 1694 }__attribute__((packed, aligned (4))); 1695 1696 struct ipr_dump { 1697 struct kref kref; 1698 struct ipr_ioa_cfg *ioa_cfg; 1699 struct ipr_driver_dump driver_dump; 1700 struct ipr_ioa_dump ioa_dump; 1701 }; 1702 1703 struct ipr_error_table_t { 1704 u32 ioasc; 1705 int log_ioasa; 1706 int log_hcam; 1707 char *error; 1708 }; 1709 1710 struct ipr_software_inq_lid_info { 1711 __be32 load_id; 1712 __be32 timestamp[3]; 1713 }__attribute__((packed, aligned (4))); 1714 1715 struct ipr_ucode_image_header { 1716 __be32 header_length; 1717 __be32 lid_table_offset; 1718 u8 major_release; 1719 u8 card_type; 1720 u8 minor_release[2]; 1721 u8 reserved[20]; 1722 char eyecatcher[16]; 1723 __be32 num_lids; 1724 struct ipr_software_inq_lid_info lid[1]; 1725 }__attribute__((packed, aligned (4))); 1726 1727 /* 1728 * Macros 1729 */ 1730 #define IPR_DBG_CMD(CMD) if (ipr_debug) { CMD; } 1731 1732 #ifdef CONFIG_SCSI_IPR_TRACE 1733 #define ipr_create_trace_file(kobj, attr) sysfs_create_bin_file(kobj, attr) 1734 #define ipr_remove_trace_file(kobj, attr) sysfs_remove_bin_file(kobj, attr) 1735 #else 1736 #define ipr_create_trace_file(kobj, attr) 0 1737 #define ipr_remove_trace_file(kobj, attr) do { } while(0) 1738 #endif 1739 1740 #ifdef CONFIG_SCSI_IPR_DUMP 1741 #define ipr_create_dump_file(kobj, attr) sysfs_create_bin_file(kobj, attr) 1742 #define ipr_remove_dump_file(kobj, attr) sysfs_remove_bin_file(kobj, attr) 1743 #else 1744 #define ipr_create_dump_file(kobj, attr) 0 1745 #define ipr_remove_dump_file(kobj, attr) do { } while(0) 1746 #endif 1747 1748 /* 1749 * Error logging macros 1750 */ 1751 #define ipr_err(...) printk(KERN_ERR IPR_NAME ": "__VA_ARGS__) 1752 #define ipr_info(...) printk(KERN_INFO IPR_NAME ": "__VA_ARGS__) 1753 #define ipr_dbg(...) IPR_DBG_CMD(printk(KERN_INFO IPR_NAME ": "__VA_ARGS__)) 1754 1755 #define ipr_res_printk(level, ioa_cfg, bus, target, lun, fmt, ...) \ 1756 printk(level IPR_NAME ": %d:%d:%d:%d: " fmt, (ioa_cfg)->host->host_no, \ 1757 bus, target, lun, ##__VA_ARGS__) 1758 1759 #define ipr_res_err(ioa_cfg, res, fmt, ...) \ 1760 ipr_res_printk(KERN_ERR, ioa_cfg, (res)->bus, (res)->target, (res)->lun, fmt, ##__VA_ARGS__) 1761 1762 #define ipr_ra_printk(level, ioa_cfg, ra, fmt, ...) \ 1763 printk(level IPR_NAME ": %d:%d:%d:%d: " fmt, (ioa_cfg)->host->host_no, \ 1764 (ra).bus, (ra).target, (ra).lun, ##__VA_ARGS__) 1765 1766 #define ipr_ra_err(ioa_cfg, ra, fmt, ...) \ 1767 ipr_ra_printk(KERN_ERR, ioa_cfg, ra, fmt, ##__VA_ARGS__) 1768 1769 #define ipr_phys_res_err(ioa_cfg, res, fmt, ...) \ 1770 { \ 1771 if ((res).bus >= IPR_MAX_NUM_BUSES) { \ 1772 ipr_err(fmt": unknown\n", ##__VA_ARGS__); \ 1773 } else { \ 1774 ipr_err(fmt": %d:%d:%d:%d\n", \ 1775 ##__VA_ARGS__, (ioa_cfg)->host->host_no, \ 1776 (res).bus, (res).target, (res).lun); \ 1777 } \ 1778 } 1779 1780 #define ipr_hcam_err(hostrcb, fmt, ...) \ 1781 { \ 1782 if (ipr_is_device(hostrcb)) { \ 1783 if ((hostrcb)->ioa_cfg->sis64) { \ 1784 printk(KERN_ERR IPR_NAME ": %s: " fmt, \ 1785 ipr_format_res_path(hostrcb->ioa_cfg, \ 1786 hostrcb->hcam.u.error64.fd_res_path, \ 1787 hostrcb->rp_buffer, \ 1788 sizeof(hostrcb->rp_buffer)), \ 1789 __VA_ARGS__); \ 1790 } else { \ 1791 ipr_ra_err((hostrcb)->ioa_cfg, \ 1792 (hostrcb)->hcam.u.error.fd_res_addr, \ 1793 fmt, __VA_ARGS__); \ 1794 } \ 1795 } else { \ 1796 dev_err(&(hostrcb)->ioa_cfg->pdev->dev, fmt, __VA_ARGS__); \ 1797 } \ 1798 } 1799 1800 #define ipr_trace ipr_dbg("%s: %s: Line: %d\n",\ 1801 __FILE__, __func__, __LINE__) 1802 1803 #define ENTER IPR_DBG_CMD(printk(KERN_INFO IPR_NAME": Entering %s\n", __func__)) 1804 #define LEAVE IPR_DBG_CMD(printk(KERN_INFO IPR_NAME": Leaving %s\n", __func__)) 1805 1806 #define ipr_err_separator \ 1807 ipr_err("----------------------------------------------------------\n") 1808 1809 1810 /* 1811 * Inlines 1812 */ 1813 1814 /** 1815 * ipr_is_ioa_resource - Determine if a resource is the IOA 1816 * @res: resource entry struct 1817 * 1818 * Return value: 1819 * 1 if IOA / 0 if not IOA 1820 **/ 1821 static inline int ipr_is_ioa_resource(struct ipr_resource_entry *res) 1822 { 1823 return res->type == IPR_RES_TYPE_IOAFP; 1824 } 1825 1826 /** 1827 * ipr_is_af_dasd_device - Determine if a resource is an AF DASD 1828 * @res: resource entry struct 1829 * 1830 * Return value: 1831 * 1 if AF DASD / 0 if not AF DASD 1832 **/ 1833 static inline int ipr_is_af_dasd_device(struct ipr_resource_entry *res) 1834 { 1835 return res->type == IPR_RES_TYPE_AF_DASD || 1836 res->type == IPR_RES_TYPE_REMOTE_AF_DASD; 1837 } 1838 1839 /** 1840 * ipr_is_vset_device - Determine if a resource is a VSET 1841 * @res: resource entry struct 1842 * 1843 * Return value: 1844 * 1 if VSET / 0 if not VSET 1845 **/ 1846 static inline int ipr_is_vset_device(struct ipr_resource_entry *res) 1847 { 1848 return res->type == IPR_RES_TYPE_VOLUME_SET; 1849 } 1850 1851 /** 1852 * ipr_is_gscsi - Determine if a resource is a generic scsi resource 1853 * @res: resource entry struct 1854 * 1855 * Return value: 1856 * 1 if GSCSI / 0 if not GSCSI 1857 **/ 1858 static inline int ipr_is_gscsi(struct ipr_resource_entry *res) 1859 { 1860 return res->type == IPR_RES_TYPE_GENERIC_SCSI; 1861 } 1862 1863 /** 1864 * ipr_is_scsi_disk - Determine if a resource is a SCSI disk 1865 * @res: resource entry struct 1866 * 1867 * Return value: 1868 * 1 if SCSI disk / 0 if not SCSI disk 1869 **/ 1870 static inline int ipr_is_scsi_disk(struct ipr_resource_entry *res) 1871 { 1872 if (ipr_is_af_dasd_device(res) || 1873 (ipr_is_gscsi(res) && IPR_IS_DASD_DEVICE(res->std_inq_data))) 1874 return 1; 1875 else 1876 return 0; 1877 } 1878 1879 /** 1880 * ipr_is_gata - Determine if a resource is a generic ATA resource 1881 * @res: resource entry struct 1882 * 1883 * Return value: 1884 * 1 if GATA / 0 if not GATA 1885 **/ 1886 static inline int ipr_is_gata(struct ipr_resource_entry *res) 1887 { 1888 return res->type == IPR_RES_TYPE_GENERIC_ATA; 1889 } 1890 1891 /** 1892 * ipr_is_naca_model - Determine if a resource is using NACA queueing model 1893 * @res: resource entry struct 1894 * 1895 * Return value: 1896 * 1 if NACA queueing model / 0 if not NACA queueing model 1897 **/ 1898 static inline int ipr_is_naca_model(struct ipr_resource_entry *res) 1899 { 1900 if (ipr_is_gscsi(res) && res->qmodel == IPR_QUEUE_NACA_MODEL) 1901 return 1; 1902 return 0; 1903 } 1904 1905 /** 1906 * ipr_is_device - Determine if the hostrcb structure is related to a device 1907 * @hostrcb: host resource control blocks struct 1908 * 1909 * Return value: 1910 * 1 if AF / 0 if not AF 1911 **/ 1912 static inline int ipr_is_device(struct ipr_hostrcb *hostrcb) 1913 { 1914 struct ipr_res_addr *res_addr; 1915 u8 *res_path; 1916 1917 if (hostrcb->ioa_cfg->sis64) { 1918 res_path = &hostrcb->hcam.u.error64.fd_res_path[0]; 1919 if ((res_path[0] == 0x00 || res_path[0] == 0x80 || 1920 res_path[0] == 0x81) && res_path[2] != 0xFF) 1921 return 1; 1922 } else { 1923 res_addr = &hostrcb->hcam.u.error.fd_res_addr; 1924 1925 if ((res_addr->bus < IPR_MAX_NUM_BUSES) && 1926 (res_addr->target < (IPR_MAX_NUM_TARGETS_PER_BUS - 1))) 1927 return 1; 1928 } 1929 return 0; 1930 } 1931 1932 /** 1933 * ipr_sdt_is_fmt2 - Determine if a SDT address is in format 2 1934 * @sdt_word: SDT address 1935 * 1936 * Return value: 1937 * 1 if format 2 / 0 if not 1938 **/ 1939 static inline int ipr_sdt_is_fmt2(u32 sdt_word) 1940 { 1941 u32 bar_sel = IPR_GET_FMT2_BAR_SEL(sdt_word); 1942 1943 switch (bar_sel) { 1944 case IPR_SDT_FMT2_BAR0_SEL: 1945 case IPR_SDT_FMT2_BAR1_SEL: 1946 case IPR_SDT_FMT2_BAR2_SEL: 1947 case IPR_SDT_FMT2_BAR3_SEL: 1948 case IPR_SDT_FMT2_BAR4_SEL: 1949 case IPR_SDT_FMT2_BAR5_SEL: 1950 case IPR_SDT_FMT2_EXP_ROM_SEL: 1951 return 1; 1952 }; 1953 1954 return 0; 1955 } 1956 1957 #ifndef writeq 1958 static inline void writeq(u64 val, void __iomem *addr) 1959 { 1960 writel(((u32) (val >> 32)), addr); 1961 writel(((u32) (val)), (addr + 4)); 1962 } 1963 #endif 1964 1965 #endif /* _IPR_H */ 1966