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/irq_poll.h> 36 #include <scsi/scsi.h> 37 #include <scsi/scsi_cmnd.h> 38 39 /* 40 * Literals 41 */ 42 #define IPR_DRIVER_VERSION "2.6.4" 43 #define IPR_DRIVER_DATE "(March 14, 2017)" 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 #define PCI_DEVICE_ID_IBM_RATTLESNAKE 0x04DA 64 65 #define IPR_SUBS_DEV_ID_2780 0x0264 66 #define IPR_SUBS_DEV_ID_5702 0x0266 67 #define IPR_SUBS_DEV_ID_5703 0x0278 68 #define IPR_SUBS_DEV_ID_572E 0x028D 69 #define IPR_SUBS_DEV_ID_573E 0x02D3 70 #define IPR_SUBS_DEV_ID_573D 0x02D4 71 #define IPR_SUBS_DEV_ID_571A 0x02C0 72 #define IPR_SUBS_DEV_ID_571B 0x02BE 73 #define IPR_SUBS_DEV_ID_571E 0x02BF 74 #define IPR_SUBS_DEV_ID_571F 0x02D5 75 #define IPR_SUBS_DEV_ID_572A 0x02C1 76 #define IPR_SUBS_DEV_ID_572B 0x02C2 77 #define IPR_SUBS_DEV_ID_572F 0x02C3 78 #define IPR_SUBS_DEV_ID_574E 0x030A 79 #define IPR_SUBS_DEV_ID_575B 0x030D 80 #define IPR_SUBS_DEV_ID_575C 0x0338 81 #define IPR_SUBS_DEV_ID_57B3 0x033A 82 #define IPR_SUBS_DEV_ID_57B7 0x0360 83 #define IPR_SUBS_DEV_ID_57B8 0x02C2 84 85 #define IPR_SUBS_DEV_ID_57B4 0x033B 86 #define IPR_SUBS_DEV_ID_57B2 0x035F 87 #define IPR_SUBS_DEV_ID_57C0 0x0352 88 #define IPR_SUBS_DEV_ID_57C3 0x0353 89 #define IPR_SUBS_DEV_ID_57C4 0x0354 90 #define IPR_SUBS_DEV_ID_57C6 0x0357 91 #define IPR_SUBS_DEV_ID_57CC 0x035C 92 93 #define IPR_SUBS_DEV_ID_57B5 0x033C 94 #define IPR_SUBS_DEV_ID_57CE 0x035E 95 #define IPR_SUBS_DEV_ID_57B1 0x0355 96 97 #define IPR_SUBS_DEV_ID_574D 0x0356 98 #define IPR_SUBS_DEV_ID_57C8 0x035D 99 100 #define IPR_SUBS_DEV_ID_57D5 0x03FB 101 #define IPR_SUBS_DEV_ID_57D6 0x03FC 102 #define IPR_SUBS_DEV_ID_57D7 0x03FF 103 #define IPR_SUBS_DEV_ID_57D8 0x03FE 104 #define IPR_SUBS_DEV_ID_57D9 0x046D 105 #define IPR_SUBS_DEV_ID_57DA 0x04CA 106 #define IPR_SUBS_DEV_ID_57EB 0x0474 107 #define IPR_SUBS_DEV_ID_57EC 0x0475 108 #define IPR_SUBS_DEV_ID_57ED 0x0499 109 #define IPR_SUBS_DEV_ID_57EE 0x049A 110 #define IPR_SUBS_DEV_ID_57EF 0x049B 111 #define IPR_SUBS_DEV_ID_57F0 0x049C 112 #define IPR_SUBS_DEV_ID_2CCA 0x04C7 113 #define IPR_SUBS_DEV_ID_2CD2 0x04C8 114 #define IPR_SUBS_DEV_ID_2CCD 0x04C9 115 #define IPR_SUBS_DEV_ID_580A 0x04FC 116 #define IPR_SUBS_DEV_ID_580B 0x04FB 117 #define IPR_NAME "ipr" 118 119 /* 120 * Return codes 121 */ 122 #define IPR_RC_JOB_CONTINUE 1 123 #define IPR_RC_JOB_RETURN 2 124 125 /* 126 * IOASCs 127 */ 128 #define IPR_IOASC_NR_INIT_CMD_REQUIRED 0x02040200 129 #define IPR_IOASC_NR_IOA_RESET_REQUIRED 0x02048000 130 #define IPR_IOASC_SYNC_REQUIRED 0x023f0000 131 #define IPR_IOASC_MED_DO_NOT_REALLOC 0x03110C00 132 #define IPR_IOASC_HW_SEL_TIMEOUT 0x04050000 133 #define IPR_IOASC_HW_DEV_BUS_STATUS 0x04448500 134 #define IPR_IOASC_IOASC_MASK 0xFFFFFF00 135 #define IPR_IOASC_SCSI_STATUS_MASK 0x000000FF 136 #define IPR_IOASC_HW_CMD_FAILED 0x046E0000 137 #define IPR_IOASC_IR_INVALID_REQ_TYPE_OR_PKT 0x05240000 138 #define IPR_IOASC_IR_RESOURCE_HANDLE 0x05250000 139 #define IPR_IOASC_IR_NO_CMDS_TO_2ND_IOA 0x05258100 140 #define IPR_IOASA_IR_DUAL_IOA_DISABLED 0x052C8000 141 #define IPR_IOASC_BUS_WAS_RESET 0x06290000 142 #define IPR_IOASC_BUS_WAS_RESET_BY_OTHER 0x06298000 143 #define IPR_IOASC_ABORTED_CMD_TERM_BY_HOST 0x0B5A0000 144 #define IPR_IOASC_IR_NON_OPTIMIZED 0x05258200 145 146 #define IPR_FIRST_DRIVER_IOASC 0x10000000 147 #define IPR_IOASC_IOA_WAS_RESET 0x10000001 148 #define IPR_IOASC_PCI_ACCESS_ERROR 0x10000002 149 150 /* Driver data flags */ 151 #define IPR_USE_LONG_TRANSOP_TIMEOUT 0x00000001 152 #define IPR_USE_PCI_WARM_RESET 0x00000002 153 154 #define IPR_DEFAULT_MAX_ERROR_DUMP 984 155 #define IPR_NUM_LOG_HCAMS 2 156 #define IPR_NUM_CFG_CHG_HCAMS 2 157 #define IPR_NUM_HCAM_QUEUE 12 158 #define IPR_NUM_HCAMS (IPR_NUM_LOG_HCAMS + IPR_NUM_CFG_CHG_HCAMS) 159 #define IPR_MAX_HCAMS (IPR_NUM_HCAMS + IPR_NUM_HCAM_QUEUE) 160 161 #define IPR_MAX_SIS64_TARGETS_PER_BUS 1024 162 #define IPR_MAX_SIS64_LUNS_PER_TARGET 0xffffffff 163 164 #define IPR_MAX_NUM_TARGETS_PER_BUS 256 165 #define IPR_MAX_NUM_LUNS_PER_TARGET 256 166 #define IPR_VSET_BUS 0xff 167 #define IPR_IOA_BUS 0xff 168 #define IPR_IOA_TARGET 0xff 169 #define IPR_IOA_LUN 0xff 170 #define IPR_MAX_NUM_BUSES 16 171 172 #define IPR_NUM_RESET_RELOAD_RETRIES 3 173 174 /* We need resources for HCAMS, IOA reset, IOA bringdown, and ERP */ 175 #define IPR_NUM_INTERNAL_CMD_BLKS (IPR_NUM_HCAMS + \ 176 ((IPR_NUM_RESET_RELOAD_RETRIES + 1) * 2) + 4) 177 178 #define IPR_MAX_COMMANDS 100 179 #define IPR_NUM_CMD_BLKS (IPR_NUM_BASE_CMD_BLKS + \ 180 IPR_NUM_INTERNAL_CMD_BLKS) 181 182 #define IPR_MAX_PHYSICAL_DEVS 192 183 #define IPR_DEFAULT_SIS64_DEVS 1024 184 #define IPR_MAX_SIS64_DEVS 4096 185 186 #define IPR_MAX_SGLIST 64 187 #define IPR_IOA_MAX_SECTORS 32767 188 #define IPR_VSET_MAX_SECTORS 512 189 #define IPR_MAX_CDB_LEN 16 190 #define IPR_MAX_HRRQ_RETRIES 3 191 192 #define IPR_DEFAULT_BUS_WIDTH 16 193 #define IPR_80MBs_SCSI_RATE ((80 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8)) 194 #define IPR_U160_SCSI_RATE ((160 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8)) 195 #define IPR_U320_SCSI_RATE ((320 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8)) 196 #define IPR_MAX_SCSI_RATE(width) ((320 * 10) / ((width) / 8)) 197 198 #define IPR_IOA_RES_HANDLE 0xffffffff 199 #define IPR_INVALID_RES_HANDLE 0 200 #define IPR_IOA_RES_ADDR 0x00ffffff 201 202 /* 203 * Adapter Commands 204 */ 205 #define IPR_CANCEL_REQUEST 0xC0 206 #define IPR_CANCEL_64BIT_IOARCB 0x01 207 #define IPR_QUERY_RSRC_STATE 0xC2 208 #define IPR_RESET_DEVICE 0xC3 209 #define IPR_RESET_TYPE_SELECT 0x80 210 #define IPR_LUN_RESET 0x40 211 #define IPR_TARGET_RESET 0x20 212 #define IPR_BUS_RESET 0x10 213 #define IPR_ATA_PHY_RESET 0x80 214 #define IPR_ID_HOST_RR_Q 0xC4 215 #define IPR_QUERY_IOA_CONFIG 0xC5 216 #define IPR_CANCEL_ALL_REQUESTS 0xCE 217 #define IPR_HOST_CONTROLLED_ASYNC 0xCF 218 #define IPR_HCAM_CDB_OP_CODE_CONFIG_CHANGE 0x01 219 #define IPR_HCAM_CDB_OP_CODE_LOG_DATA 0x02 220 #define IPR_SET_SUPPORTED_DEVICES 0xFB 221 #define IPR_SET_ALL_SUPPORTED_DEVICES 0x80 222 #define IPR_IOA_SHUTDOWN 0xF7 223 #define IPR_WR_BUF_DOWNLOAD_AND_SAVE 0x05 224 #define IPR_IOA_SERVICE_ACTION 0xD2 225 226 /* IOA Service Actions */ 227 #define IPR_IOA_SA_CHANGE_CACHE_PARAMS 0x14 228 229 /* 230 * Timeouts 231 */ 232 #define IPR_SHUTDOWN_TIMEOUT (ipr_fastfail ? 60 * HZ : 10 * 60 * HZ) 233 #define IPR_VSET_RW_TIMEOUT (ipr_fastfail ? 30 * HZ : 2 * 60 * HZ) 234 #define IPR_ABBREV_SHUTDOWN_TIMEOUT (10 * HZ) 235 #define IPR_DUAL_IOA_ABBR_SHUTDOWN_TO (2 * 60 * HZ) 236 #define IPR_DEVICE_RESET_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ) 237 #define IPR_CANCEL_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ) 238 #define IPR_CANCEL_ALL_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ) 239 #define IPR_ABORT_TASK_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ) 240 #define IPR_INTERNAL_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ) 241 #define IPR_WRITE_BUFFER_TIMEOUT (30 * 60 * HZ) 242 #define IPR_SET_SUP_DEVICE_TIMEOUT (2 * 60 * HZ) 243 #define IPR_REQUEST_SENSE_TIMEOUT (10 * HZ) 244 #define IPR_OPERATIONAL_TIMEOUT (5 * 60) 245 #define IPR_LONG_OPERATIONAL_TIMEOUT (12 * 60) 246 #define IPR_WAIT_FOR_RESET_TIMEOUT (2 * HZ) 247 #define IPR_CHECK_FOR_RESET_TIMEOUT (HZ / 10) 248 #define IPR_WAIT_FOR_BIST_TIMEOUT (2 * HZ) 249 #define IPR_PCI_ERROR_RECOVERY_TIMEOUT (120 * HZ) 250 #define IPR_PCI_RESET_TIMEOUT (HZ / 2) 251 #define IPR_SIS32_DUMP_TIMEOUT (15 * HZ) 252 #define IPR_SIS64_DUMP_TIMEOUT (40 * HZ) 253 #define IPR_DUMP_DELAY_SECONDS 4 254 #define IPR_DUMP_DELAY_TIMEOUT (IPR_DUMP_DELAY_SECONDS * HZ) 255 256 /* 257 * SCSI Literals 258 */ 259 #define IPR_VENDOR_ID_LEN 8 260 #define IPR_PROD_ID_LEN 16 261 #define IPR_SERIAL_NUM_LEN 8 262 263 /* 264 * Hardware literals 265 */ 266 #define IPR_FMT2_MBX_ADDR_MASK 0x0fffffff 267 #define IPR_FMT2_MBX_BAR_SEL_MASK 0xf0000000 268 #define IPR_FMT2_MKR_BAR_SEL_SHIFT 28 269 #define IPR_GET_FMT2_BAR_SEL(mbx) \ 270 (((mbx) & IPR_FMT2_MBX_BAR_SEL_MASK) >> IPR_FMT2_MKR_BAR_SEL_SHIFT) 271 #define IPR_SDT_FMT2_BAR0_SEL 0x0 272 #define IPR_SDT_FMT2_BAR1_SEL 0x1 273 #define IPR_SDT_FMT2_BAR2_SEL 0x2 274 #define IPR_SDT_FMT2_BAR3_SEL 0x3 275 #define IPR_SDT_FMT2_BAR4_SEL 0x4 276 #define IPR_SDT_FMT2_BAR5_SEL 0x5 277 #define IPR_SDT_FMT2_EXP_ROM_SEL 0x8 278 #define IPR_FMT2_SDT_READY_TO_USE 0xC4D4E3F2 279 #define IPR_FMT3_SDT_READY_TO_USE 0xC4D4E3F3 280 #define IPR_DOORBELL 0x82800000 281 #define IPR_RUNTIME_RESET 0x40000000 282 283 #define IPR_IPL_INIT_MIN_STAGE_TIME 5 284 #define IPR_IPL_INIT_DEFAULT_STAGE_TIME 30 285 #define IPR_IPL_INIT_STAGE_UNKNOWN 0x0 286 #define IPR_IPL_INIT_STAGE_TRANSOP 0xB0000000 287 #define IPR_IPL_INIT_STAGE_MASK 0xff000000 288 #define IPR_IPL_INIT_STAGE_TIME_MASK 0x0000ffff 289 #define IPR_PCII_IPL_STAGE_CHANGE (0x80000000 >> 0) 290 291 #define IPR_PCII_MAILBOX_STABLE (0x80000000 >> 4) 292 #define IPR_WAIT_FOR_MAILBOX (2 * HZ) 293 294 #define IPR_PCII_IOA_TRANS_TO_OPER (0x80000000 >> 0) 295 #define IPR_PCII_IOARCB_XFER_FAILED (0x80000000 >> 3) 296 #define IPR_PCII_IOA_UNIT_CHECKED (0x80000000 >> 4) 297 #define IPR_PCII_NO_HOST_RRQ (0x80000000 >> 5) 298 #define IPR_PCII_CRITICAL_OPERATION (0x80000000 >> 6) 299 #define IPR_PCII_IO_DEBUG_ACKNOWLEDGE (0x80000000 >> 7) 300 #define IPR_PCII_IOARRIN_LOST (0x80000000 >> 27) 301 #define IPR_PCII_MMIO_ERROR (0x80000000 >> 28) 302 #define IPR_PCII_PROC_ERR_STATE (0x80000000 >> 29) 303 #define IPR_PCII_HRRQ_UPDATED (0x80000000 >> 30) 304 #define IPR_PCII_CORE_ISSUED_RST_REQ (0x80000000 >> 31) 305 306 #define IPR_PCII_ERROR_INTERRUPTS \ 307 (IPR_PCII_IOARCB_XFER_FAILED | IPR_PCII_IOA_UNIT_CHECKED | \ 308 IPR_PCII_NO_HOST_RRQ | IPR_PCII_IOARRIN_LOST | IPR_PCII_MMIO_ERROR) 309 310 #define IPR_PCII_OPER_INTERRUPTS \ 311 (IPR_PCII_ERROR_INTERRUPTS | IPR_PCII_HRRQ_UPDATED | IPR_PCII_IOA_TRANS_TO_OPER) 312 313 #define IPR_UPROCI_RESET_ALERT (0x80000000 >> 7) 314 #define IPR_UPROCI_IO_DEBUG_ALERT (0x80000000 >> 9) 315 #define IPR_UPROCI_SIS64_START_BIST (0x80000000 >> 23) 316 317 #define IPR_LDUMP_MAX_LONG_ACK_DELAY_IN_USEC 200000 /* 200 ms */ 318 #define IPR_LDUMP_MAX_SHORT_ACK_DELAY_IN_USEC 200000 /* 200 ms */ 319 320 /* 321 * Dump literals 322 */ 323 #define IPR_FMT2_MAX_IOA_DUMP_SIZE (4 * 1024 * 1024) 324 #define IPR_FMT3_MAX_IOA_DUMP_SIZE (80 * 1024 * 1024) 325 #define IPR_FMT2_NUM_SDT_ENTRIES 511 326 #define IPR_FMT3_NUM_SDT_ENTRIES 0xFFF 327 #define IPR_FMT2_MAX_NUM_DUMP_PAGES ((IPR_FMT2_MAX_IOA_DUMP_SIZE / PAGE_SIZE) + 1) 328 #define IPR_FMT3_MAX_NUM_DUMP_PAGES ((IPR_FMT3_MAX_IOA_DUMP_SIZE / PAGE_SIZE) + 1) 329 330 /* 331 * Misc literals 332 */ 333 #define IPR_NUM_IOADL_ENTRIES IPR_MAX_SGLIST 334 #define IPR_MAX_MSIX_VECTORS 0x10 335 #define IPR_MAX_HRRQ_NUM 0x10 336 #define IPR_INIT_HRRQ 0x0 337 338 /* 339 * Adapter interface types 340 */ 341 342 struct ipr_res_addr { 343 u8 reserved; 344 u8 bus; 345 u8 target; 346 u8 lun; 347 #define IPR_GET_PHYS_LOC(res_addr) \ 348 (((res_addr).bus << 16) | ((res_addr).target << 8) | (res_addr).lun) 349 }__attribute__((packed, aligned (4))); 350 351 struct ipr_std_inq_vpids { 352 u8 vendor_id[IPR_VENDOR_ID_LEN]; 353 u8 product_id[IPR_PROD_ID_LEN]; 354 }__attribute__((packed)); 355 356 struct ipr_vpd { 357 struct ipr_std_inq_vpids vpids; 358 u8 sn[IPR_SERIAL_NUM_LEN]; 359 }__attribute__((packed)); 360 361 struct ipr_ext_vpd { 362 struct ipr_vpd vpd; 363 __be32 wwid[2]; 364 }__attribute__((packed)); 365 366 struct ipr_ext_vpd64 { 367 struct ipr_vpd vpd; 368 __be32 wwid[4]; 369 }__attribute__((packed)); 370 371 struct ipr_std_inq_data { 372 u8 peri_qual_dev_type; 373 #define IPR_STD_INQ_PERI_QUAL(peri) ((peri) >> 5) 374 #define IPR_STD_INQ_PERI_DEV_TYPE(peri) ((peri) & 0x1F) 375 376 u8 removeable_medium_rsvd; 377 #define IPR_STD_INQ_REMOVEABLE_MEDIUM 0x80 378 379 #define IPR_IS_DASD_DEVICE(std_inq) \ 380 ((IPR_STD_INQ_PERI_DEV_TYPE((std_inq).peri_qual_dev_type) == TYPE_DISK) && \ 381 !(((std_inq).removeable_medium_rsvd) & IPR_STD_INQ_REMOVEABLE_MEDIUM)) 382 383 #define IPR_IS_SES_DEVICE(std_inq) \ 384 (IPR_STD_INQ_PERI_DEV_TYPE((std_inq).peri_qual_dev_type) == TYPE_ENCLOSURE) 385 386 u8 version; 387 u8 aen_naca_fmt; 388 u8 additional_len; 389 u8 sccs_rsvd; 390 u8 bq_enc_multi; 391 u8 sync_cmdq_flags; 392 393 struct ipr_std_inq_vpids vpids; 394 395 u8 ros_rsvd_ram_rsvd[4]; 396 397 u8 serial_num[IPR_SERIAL_NUM_LEN]; 398 }__attribute__ ((packed)); 399 400 #define IPR_RES_TYPE_AF_DASD 0x00 401 #define IPR_RES_TYPE_GENERIC_SCSI 0x01 402 #define IPR_RES_TYPE_VOLUME_SET 0x02 403 #define IPR_RES_TYPE_REMOTE_AF_DASD 0x03 404 #define IPR_RES_TYPE_GENERIC_ATA 0x04 405 #define IPR_RES_TYPE_ARRAY 0x05 406 #define IPR_RES_TYPE_IOAFP 0xff 407 408 struct ipr_config_table_entry { 409 u8 proto; 410 #define IPR_PROTO_SATA 0x02 411 #define IPR_PROTO_SATA_ATAPI 0x03 412 #define IPR_PROTO_SAS_STP 0x06 413 #define IPR_PROTO_SAS_STP_ATAPI 0x07 414 u8 array_id; 415 u8 flags; 416 #define IPR_IS_IOA_RESOURCE 0x80 417 u8 rsvd_subtype; 418 419 #define IPR_QUEUEING_MODEL(res) ((((res)->flags) & 0x70) >> 4) 420 #define IPR_QUEUE_FROZEN_MODEL 0 421 #define IPR_QUEUE_NACA_MODEL 1 422 423 struct ipr_res_addr res_addr; 424 __be32 res_handle; 425 __be32 lun_wwn[2]; 426 struct ipr_std_inq_data std_inq_data; 427 }__attribute__ ((packed, aligned (4))); 428 429 struct ipr_config_table_entry64 { 430 u8 res_type; 431 u8 proto; 432 u8 vset_num; 433 u8 array_id; 434 __be16 flags; 435 __be16 res_flags; 436 #define IPR_QUEUEING_MODEL64(res) ((((res)->res_flags) & 0x7000) >> 12) 437 __be32 res_handle; 438 u8 dev_id_type; 439 u8 reserved[3]; 440 __be64 dev_id; 441 __be64 lun; 442 __be64 lun_wwn[2]; 443 #define IPR_MAX_RES_PATH_LENGTH 48 444 __be64 res_path; 445 struct ipr_std_inq_data std_inq_data; 446 u8 reserved2[4]; 447 __be64 reserved3[2]; 448 u8 reserved4[8]; 449 }__attribute__ ((packed, aligned (8))); 450 451 struct ipr_config_table_hdr { 452 u8 num_entries; 453 u8 flags; 454 #define IPR_UCODE_DOWNLOAD_REQ 0x10 455 __be16 reserved; 456 }__attribute__((packed, aligned (4))); 457 458 struct ipr_config_table_hdr64 { 459 __be16 num_entries; 460 __be16 reserved; 461 u8 flags; 462 u8 reserved2[11]; 463 }__attribute__((packed, aligned (4))); 464 465 struct ipr_config_table { 466 struct ipr_config_table_hdr hdr; 467 struct ipr_config_table_entry dev[0]; 468 }__attribute__((packed, aligned (4))); 469 470 struct ipr_config_table64 { 471 struct ipr_config_table_hdr64 hdr64; 472 struct ipr_config_table_entry64 dev[0]; 473 }__attribute__((packed, aligned (8))); 474 475 struct ipr_config_table_entry_wrapper { 476 union { 477 struct ipr_config_table_entry *cfgte; 478 struct ipr_config_table_entry64 *cfgte64; 479 } u; 480 }; 481 482 struct ipr_hostrcb_cfg_ch_not { 483 union { 484 struct ipr_config_table_entry cfgte; 485 struct ipr_config_table_entry64 cfgte64; 486 } u; 487 u8 reserved[936]; 488 }__attribute__((packed, aligned (4))); 489 490 struct ipr_supported_device { 491 __be16 data_length; 492 u8 reserved; 493 u8 num_records; 494 struct ipr_std_inq_vpids vpids; 495 u8 reserved2[16]; 496 }__attribute__((packed, aligned (4))); 497 498 struct ipr_hrr_queue { 499 struct ipr_ioa_cfg *ioa_cfg; 500 __be32 *host_rrq; 501 dma_addr_t host_rrq_dma; 502 #define IPR_HRRQ_REQ_RESP_HANDLE_MASK 0xfffffffc 503 #define IPR_HRRQ_RESP_BIT_SET 0x00000002 504 #define IPR_HRRQ_TOGGLE_BIT 0x00000001 505 #define IPR_HRRQ_REQ_RESP_HANDLE_SHIFT 2 506 #define IPR_ID_HRRQ_SELE_ENABLE 0x02 507 volatile __be32 *hrrq_start; 508 volatile __be32 *hrrq_end; 509 volatile __be32 *hrrq_curr; 510 511 struct list_head hrrq_free_q; 512 struct list_head hrrq_pending_q; 513 spinlock_t _lock; 514 spinlock_t *lock; 515 516 volatile u32 toggle_bit; 517 u32 size; 518 u32 min_cmd_id; 519 u32 max_cmd_id; 520 u8 allow_interrupts:1; 521 u8 ioa_is_dead:1; 522 u8 allow_cmds:1; 523 u8 removing_ioa:1; 524 525 struct irq_poll iopoll; 526 }; 527 528 /* Command packet structure */ 529 struct ipr_cmd_pkt { 530 u8 reserved; /* Reserved by IOA */ 531 u8 hrrq_id; 532 u8 request_type; 533 #define IPR_RQTYPE_SCSICDB 0x00 534 #define IPR_RQTYPE_IOACMD 0x01 535 #define IPR_RQTYPE_HCAM 0x02 536 #define IPR_RQTYPE_ATA_PASSTHRU 0x04 537 #define IPR_RQTYPE_PIPE 0x05 538 539 u8 reserved2; 540 541 u8 flags_hi; 542 #define IPR_FLAGS_HI_WRITE_NOT_READ 0x80 543 #define IPR_FLAGS_HI_NO_ULEN_CHK 0x20 544 #define IPR_FLAGS_HI_SYNC_OVERRIDE 0x10 545 #define IPR_FLAGS_HI_SYNC_COMPLETE 0x08 546 #define IPR_FLAGS_HI_NO_LINK_DESC 0x04 547 548 u8 flags_lo; 549 #define IPR_FLAGS_LO_ALIGNED_BFR 0x20 550 #define IPR_FLAGS_LO_DELAY_AFTER_RST 0x10 551 #define IPR_FLAGS_LO_UNTAGGED_TASK 0x00 552 #define IPR_FLAGS_LO_SIMPLE_TASK 0x02 553 #define IPR_FLAGS_LO_ORDERED_TASK 0x04 554 #define IPR_FLAGS_LO_HEAD_OF_Q_TASK 0x06 555 #define IPR_FLAGS_LO_ACA_TASK 0x08 556 557 u8 cdb[16]; 558 __be16 timeout; 559 }__attribute__ ((packed, aligned(4))); 560 561 struct ipr_ioarcb_ata_regs { /* 22 bytes */ 562 u8 flags; 563 #define IPR_ATA_FLAG_PACKET_CMD 0x80 564 #define IPR_ATA_FLAG_XFER_TYPE_DMA 0x40 565 #define IPR_ATA_FLAG_STATUS_ON_GOOD_COMPLETION 0x20 566 u8 reserved[3]; 567 568 __be16 data; 569 u8 feature; 570 u8 nsect; 571 u8 lbal; 572 u8 lbam; 573 u8 lbah; 574 u8 device; 575 u8 command; 576 u8 reserved2[3]; 577 u8 hob_feature; 578 u8 hob_nsect; 579 u8 hob_lbal; 580 u8 hob_lbam; 581 u8 hob_lbah; 582 u8 ctl; 583 }__attribute__ ((packed, aligned(2))); 584 585 struct ipr_ioadl_desc { 586 __be32 flags_and_data_len; 587 #define IPR_IOADL_FLAGS_MASK 0xff000000 588 #define IPR_IOADL_GET_FLAGS(x) (be32_to_cpu(x) & IPR_IOADL_FLAGS_MASK) 589 #define IPR_IOADL_DATA_LEN_MASK 0x00ffffff 590 #define IPR_IOADL_GET_DATA_LEN(x) (be32_to_cpu(x) & IPR_IOADL_DATA_LEN_MASK) 591 #define IPR_IOADL_FLAGS_READ 0x48000000 592 #define IPR_IOADL_FLAGS_READ_LAST 0x49000000 593 #define IPR_IOADL_FLAGS_WRITE 0x68000000 594 #define IPR_IOADL_FLAGS_WRITE_LAST 0x69000000 595 #define IPR_IOADL_FLAGS_LAST 0x01000000 596 597 __be32 address; 598 }__attribute__((packed, aligned (8))); 599 600 struct ipr_ioadl64_desc { 601 __be32 flags; 602 __be32 data_len; 603 __be64 address; 604 }__attribute__((packed, aligned (16))); 605 606 struct ipr_ata64_ioadl { 607 struct ipr_ioarcb_ata_regs regs; 608 u16 reserved[5]; 609 struct ipr_ioadl64_desc ioadl64[IPR_NUM_IOADL_ENTRIES]; 610 }__attribute__((packed, aligned (16))); 611 612 struct ipr_ioarcb_add_data { 613 union { 614 struct ipr_ioarcb_ata_regs regs; 615 struct ipr_ioadl_desc ioadl[5]; 616 __be32 add_cmd_parms[10]; 617 } u; 618 }__attribute__ ((packed, aligned (4))); 619 620 struct ipr_ioarcb_sis64_add_addr_ecb { 621 __be64 ioasa_host_pci_addr; 622 __be64 data_ioadl_addr; 623 __be64 reserved; 624 __be32 ext_control_buf[4]; 625 }__attribute__((packed, aligned (8))); 626 627 /* IOA Request Control Block 128 bytes */ 628 struct ipr_ioarcb { 629 union { 630 __be32 ioarcb_host_pci_addr; 631 __be64 ioarcb_host_pci_addr64; 632 } a; 633 __be32 res_handle; 634 __be32 host_response_handle; 635 __be32 reserved1; 636 __be32 reserved2; 637 __be32 reserved3; 638 639 __be32 data_transfer_length; 640 __be32 read_data_transfer_length; 641 __be32 write_ioadl_addr; 642 __be32 ioadl_len; 643 __be32 read_ioadl_addr; 644 __be32 read_ioadl_len; 645 646 __be32 ioasa_host_pci_addr; 647 __be16 ioasa_len; 648 __be16 reserved4; 649 650 struct ipr_cmd_pkt cmd_pkt; 651 652 __be16 add_cmd_parms_offset; 653 __be16 add_cmd_parms_len; 654 655 union { 656 struct ipr_ioarcb_add_data add_data; 657 struct ipr_ioarcb_sis64_add_addr_ecb sis64_addr_data; 658 } u; 659 660 }__attribute__((packed, aligned (4))); 661 662 struct ipr_ioasa_vset { 663 __be32 failing_lba_hi; 664 __be32 failing_lba_lo; 665 __be32 reserved; 666 }__attribute__((packed, aligned (4))); 667 668 struct ipr_ioasa_af_dasd { 669 __be32 failing_lba; 670 __be32 reserved[2]; 671 }__attribute__((packed, aligned (4))); 672 673 struct ipr_ioasa_gpdd { 674 u8 end_state; 675 u8 bus_phase; 676 __be16 reserved; 677 __be32 ioa_data[2]; 678 }__attribute__((packed, aligned (4))); 679 680 struct ipr_ioasa_gata { 681 u8 error; 682 u8 nsect; /* Interrupt reason */ 683 u8 lbal; 684 u8 lbam; 685 u8 lbah; 686 u8 device; 687 u8 status; 688 u8 alt_status; /* ATA CTL */ 689 u8 hob_nsect; 690 u8 hob_lbal; 691 u8 hob_lbam; 692 u8 hob_lbah; 693 }__attribute__((packed, aligned (4))); 694 695 struct ipr_auto_sense { 696 __be16 auto_sense_len; 697 __be16 ioa_data_len; 698 __be32 data[SCSI_SENSE_BUFFERSIZE/sizeof(__be32)]; 699 }; 700 701 struct ipr_ioasa_hdr { 702 __be32 ioasc; 703 #define IPR_IOASC_SENSE_KEY(ioasc) ((ioasc) >> 24) 704 #define IPR_IOASC_SENSE_CODE(ioasc) (((ioasc) & 0x00ff0000) >> 16) 705 #define IPR_IOASC_SENSE_QUAL(ioasc) (((ioasc) & 0x0000ff00) >> 8) 706 #define IPR_IOASC_SENSE_STATUS(ioasc) ((ioasc) & 0x000000ff) 707 708 __be16 ret_stat_len; /* Length of the returned IOASA */ 709 710 __be16 avail_stat_len; /* Total Length of status available. */ 711 712 __be32 residual_data_len; /* number of bytes in the host data */ 713 /* buffers that were not used by the IOARCB command. */ 714 715 __be32 ilid; 716 #define IPR_NO_ILID 0 717 #define IPR_DRIVER_ILID 0xffffffff 718 719 __be32 fd_ioasc; 720 721 __be32 fd_phys_locator; 722 723 __be32 fd_res_handle; 724 725 __be32 ioasc_specific; /* status code specific field */ 726 #define IPR_ADDITIONAL_STATUS_FMT 0x80000000 727 #define IPR_AUTOSENSE_VALID 0x40000000 728 #define IPR_ATA_DEVICE_WAS_RESET 0x20000000 729 #define IPR_IOASC_SPECIFIC_MASK 0x00ffffff 730 #define IPR_FIELD_POINTER_VALID (0x80000000 >> 8) 731 #define IPR_FIELD_POINTER_MASK 0x0000ffff 732 733 }__attribute__((packed, aligned (4))); 734 735 struct ipr_ioasa { 736 struct ipr_ioasa_hdr hdr; 737 738 union { 739 struct ipr_ioasa_vset vset; 740 struct ipr_ioasa_af_dasd dasd; 741 struct ipr_ioasa_gpdd gpdd; 742 struct ipr_ioasa_gata gata; 743 } u; 744 745 struct ipr_auto_sense auto_sense; 746 }__attribute__((packed, aligned (4))); 747 748 struct ipr_ioasa64 { 749 struct ipr_ioasa_hdr hdr; 750 u8 fd_res_path[8]; 751 752 union { 753 struct ipr_ioasa_vset vset; 754 struct ipr_ioasa_af_dasd dasd; 755 struct ipr_ioasa_gpdd gpdd; 756 struct ipr_ioasa_gata gata; 757 } u; 758 759 struct ipr_auto_sense auto_sense; 760 }__attribute__((packed, aligned (4))); 761 762 struct ipr_mode_parm_hdr { 763 u8 length; 764 u8 medium_type; 765 u8 device_spec_parms; 766 u8 block_desc_len; 767 }__attribute__((packed)); 768 769 struct ipr_mode_pages { 770 struct ipr_mode_parm_hdr hdr; 771 u8 data[255 - sizeof(struct ipr_mode_parm_hdr)]; 772 }__attribute__((packed)); 773 774 struct ipr_mode_page_hdr { 775 u8 ps_page_code; 776 #define IPR_MODE_PAGE_PS 0x80 777 #define IPR_GET_MODE_PAGE_CODE(hdr) ((hdr)->ps_page_code & 0x3F) 778 u8 page_length; 779 }__attribute__ ((packed)); 780 781 struct ipr_dev_bus_entry { 782 struct ipr_res_addr res_addr; 783 u8 flags; 784 #define IPR_SCSI_ATTR_ENABLE_QAS 0x80 785 #define IPR_SCSI_ATTR_DISABLE_QAS 0x40 786 #define IPR_SCSI_ATTR_QAS_MASK 0xC0 787 #define IPR_SCSI_ATTR_ENABLE_TM 0x20 788 #define IPR_SCSI_ATTR_NO_TERM_PWR 0x10 789 #define IPR_SCSI_ATTR_TM_SUPPORTED 0x08 790 #define IPR_SCSI_ATTR_LVD_TO_SE_NOT_ALLOWED 0x04 791 792 u8 scsi_id; 793 u8 bus_width; 794 u8 extended_reset_delay; 795 #define IPR_EXTENDED_RESET_DELAY 7 796 797 __be32 max_xfer_rate; 798 799 u8 spinup_delay; 800 u8 reserved3; 801 __be16 reserved4; 802 }__attribute__((packed, aligned (4))); 803 804 struct ipr_mode_page28 { 805 struct ipr_mode_page_hdr hdr; 806 u8 num_entries; 807 u8 entry_length; 808 struct ipr_dev_bus_entry bus[0]; 809 }__attribute__((packed)); 810 811 struct ipr_mode_page24 { 812 struct ipr_mode_page_hdr hdr; 813 u8 flags; 814 #define IPR_ENABLE_DUAL_IOA_AF 0x80 815 }__attribute__((packed)); 816 817 struct ipr_ioa_vpd { 818 struct ipr_std_inq_data std_inq_data; 819 u8 ascii_part_num[12]; 820 u8 reserved[40]; 821 u8 ascii_plant_code[4]; 822 }__attribute__((packed)); 823 824 struct ipr_inquiry_page3 { 825 u8 peri_qual_dev_type; 826 u8 page_code; 827 u8 reserved1; 828 u8 page_length; 829 u8 ascii_len; 830 u8 reserved2[3]; 831 u8 load_id[4]; 832 u8 major_release; 833 u8 card_type; 834 u8 minor_release[2]; 835 u8 ptf_number[4]; 836 u8 patch_number[4]; 837 }__attribute__((packed)); 838 839 struct ipr_inquiry_cap { 840 u8 peri_qual_dev_type; 841 u8 page_code; 842 u8 reserved1; 843 u8 page_length; 844 u8 ascii_len; 845 u8 reserved2; 846 u8 sis_version[2]; 847 u8 cap; 848 #define IPR_CAP_DUAL_IOA_RAID 0x80 849 u8 reserved3[15]; 850 }__attribute__((packed)); 851 852 #define IPR_INQUIRY_PAGE0_ENTRIES 20 853 struct ipr_inquiry_page0 { 854 u8 peri_qual_dev_type; 855 u8 page_code; 856 u8 reserved1; 857 u8 len; 858 u8 page[IPR_INQUIRY_PAGE0_ENTRIES]; 859 }__attribute__((packed)); 860 861 struct ipr_inquiry_pageC4 { 862 u8 peri_qual_dev_type; 863 u8 page_code; 864 u8 reserved1; 865 u8 len; 866 u8 cache_cap[4]; 867 #define IPR_CAP_SYNC_CACHE 0x08 868 u8 reserved2[20]; 869 } __packed; 870 871 struct ipr_hostrcb_device_data_entry { 872 struct ipr_vpd vpd; 873 struct ipr_res_addr dev_res_addr; 874 struct ipr_vpd new_vpd; 875 struct ipr_vpd ioa_last_with_dev_vpd; 876 struct ipr_vpd cfc_last_with_dev_vpd; 877 __be32 ioa_data[5]; 878 }__attribute__((packed, aligned (4))); 879 880 struct ipr_hostrcb_device_data_entry_enhanced { 881 struct ipr_ext_vpd vpd; 882 u8 ccin[4]; 883 struct ipr_res_addr dev_res_addr; 884 struct ipr_ext_vpd new_vpd; 885 u8 new_ccin[4]; 886 struct ipr_ext_vpd ioa_last_with_dev_vpd; 887 struct ipr_ext_vpd cfc_last_with_dev_vpd; 888 }__attribute__((packed, aligned (4))); 889 890 struct ipr_hostrcb64_device_data_entry_enhanced { 891 struct ipr_ext_vpd vpd; 892 u8 ccin[4]; 893 u8 res_path[8]; 894 struct ipr_ext_vpd new_vpd; 895 u8 new_ccin[4]; 896 struct ipr_ext_vpd ioa_last_with_dev_vpd; 897 struct ipr_ext_vpd cfc_last_with_dev_vpd; 898 }__attribute__((packed, aligned (4))); 899 900 struct ipr_hostrcb_array_data_entry { 901 struct ipr_vpd vpd; 902 struct ipr_res_addr expected_dev_res_addr; 903 struct ipr_res_addr dev_res_addr; 904 }__attribute__((packed, aligned (4))); 905 906 struct ipr_hostrcb64_array_data_entry { 907 struct ipr_ext_vpd vpd; 908 u8 ccin[4]; 909 u8 expected_res_path[8]; 910 u8 res_path[8]; 911 }__attribute__((packed, aligned (4))); 912 913 struct ipr_hostrcb_array_data_entry_enhanced { 914 struct ipr_ext_vpd vpd; 915 u8 ccin[4]; 916 struct ipr_res_addr expected_dev_res_addr; 917 struct ipr_res_addr dev_res_addr; 918 }__attribute__((packed, aligned (4))); 919 920 struct ipr_hostrcb_type_ff_error { 921 __be32 ioa_data[758]; 922 }__attribute__((packed, aligned (4))); 923 924 struct ipr_hostrcb_type_01_error { 925 __be32 seek_counter; 926 __be32 read_counter; 927 u8 sense_data[32]; 928 __be32 ioa_data[236]; 929 }__attribute__((packed, aligned (4))); 930 931 struct ipr_hostrcb_type_21_error { 932 __be32 wwn[4]; 933 u8 res_path[8]; 934 u8 primary_problem_desc[32]; 935 u8 second_problem_desc[32]; 936 __be32 sense_data[8]; 937 __be32 cdb[4]; 938 __be32 residual_trans_length; 939 __be32 length_of_error; 940 __be32 ioa_data[236]; 941 }__attribute__((packed, aligned (4))); 942 943 struct ipr_hostrcb_type_02_error { 944 struct ipr_vpd ioa_vpd; 945 struct ipr_vpd cfc_vpd; 946 struct ipr_vpd ioa_last_attached_to_cfc_vpd; 947 struct ipr_vpd cfc_last_attached_to_ioa_vpd; 948 __be32 ioa_data[3]; 949 }__attribute__((packed, aligned (4))); 950 951 struct ipr_hostrcb_type_12_error { 952 struct ipr_ext_vpd ioa_vpd; 953 struct ipr_ext_vpd cfc_vpd; 954 struct ipr_ext_vpd ioa_last_attached_to_cfc_vpd; 955 struct ipr_ext_vpd cfc_last_attached_to_ioa_vpd; 956 __be32 ioa_data[3]; 957 }__attribute__((packed, aligned (4))); 958 959 struct ipr_hostrcb_type_03_error { 960 struct ipr_vpd ioa_vpd; 961 struct ipr_vpd cfc_vpd; 962 __be32 errors_detected; 963 __be32 errors_logged; 964 u8 ioa_data[12]; 965 struct ipr_hostrcb_device_data_entry dev[3]; 966 }__attribute__((packed, aligned (4))); 967 968 struct ipr_hostrcb_type_13_error { 969 struct ipr_ext_vpd ioa_vpd; 970 struct ipr_ext_vpd cfc_vpd; 971 __be32 errors_detected; 972 __be32 errors_logged; 973 struct ipr_hostrcb_device_data_entry_enhanced dev[3]; 974 }__attribute__((packed, aligned (4))); 975 976 struct ipr_hostrcb_type_23_error { 977 struct ipr_ext_vpd ioa_vpd; 978 struct ipr_ext_vpd cfc_vpd; 979 __be32 errors_detected; 980 __be32 errors_logged; 981 struct ipr_hostrcb64_device_data_entry_enhanced dev[3]; 982 }__attribute__((packed, aligned (4))); 983 984 struct ipr_hostrcb_type_04_error { 985 struct ipr_vpd ioa_vpd; 986 struct ipr_vpd cfc_vpd; 987 u8 ioa_data[12]; 988 struct ipr_hostrcb_array_data_entry array_member[10]; 989 __be32 exposed_mode_adn; 990 __be32 array_id; 991 struct ipr_vpd incomp_dev_vpd; 992 __be32 ioa_data2; 993 struct ipr_hostrcb_array_data_entry array_member2[8]; 994 struct ipr_res_addr last_func_vset_res_addr; 995 u8 vset_serial_num[IPR_SERIAL_NUM_LEN]; 996 u8 protection_level[8]; 997 }__attribute__((packed, aligned (4))); 998 999 struct ipr_hostrcb_type_14_error { 1000 struct ipr_ext_vpd ioa_vpd; 1001 struct ipr_ext_vpd cfc_vpd; 1002 __be32 exposed_mode_adn; 1003 __be32 array_id; 1004 struct ipr_res_addr last_func_vset_res_addr; 1005 u8 vset_serial_num[IPR_SERIAL_NUM_LEN]; 1006 u8 protection_level[8]; 1007 __be32 num_entries; 1008 struct ipr_hostrcb_array_data_entry_enhanced array_member[18]; 1009 }__attribute__((packed, aligned (4))); 1010 1011 struct ipr_hostrcb_type_24_error { 1012 struct ipr_ext_vpd ioa_vpd; 1013 struct ipr_ext_vpd cfc_vpd; 1014 u8 reserved[2]; 1015 u8 exposed_mode_adn; 1016 #define IPR_INVALID_ARRAY_DEV_NUM 0xff 1017 u8 array_id; 1018 u8 last_res_path[8]; 1019 u8 protection_level[8]; 1020 struct ipr_ext_vpd64 array_vpd; 1021 u8 description[16]; 1022 u8 reserved2[3]; 1023 u8 num_entries; 1024 struct ipr_hostrcb64_array_data_entry array_member[32]; 1025 }__attribute__((packed, aligned (4))); 1026 1027 struct ipr_hostrcb_type_07_error { 1028 u8 failure_reason[64]; 1029 struct ipr_vpd vpd; 1030 __be32 data[222]; 1031 }__attribute__((packed, aligned (4))); 1032 1033 struct ipr_hostrcb_type_17_error { 1034 u8 failure_reason[64]; 1035 struct ipr_ext_vpd vpd; 1036 __be32 data[476]; 1037 }__attribute__((packed, aligned (4))); 1038 1039 struct ipr_hostrcb_config_element { 1040 u8 type_status; 1041 #define IPR_PATH_CFG_TYPE_MASK 0xF0 1042 #define IPR_PATH_CFG_NOT_EXIST 0x00 1043 #define IPR_PATH_CFG_IOA_PORT 0x10 1044 #define IPR_PATH_CFG_EXP_PORT 0x20 1045 #define IPR_PATH_CFG_DEVICE_PORT 0x30 1046 #define IPR_PATH_CFG_DEVICE_LUN 0x40 1047 1048 #define IPR_PATH_CFG_STATUS_MASK 0x0F 1049 #define IPR_PATH_CFG_NO_PROB 0x00 1050 #define IPR_PATH_CFG_DEGRADED 0x01 1051 #define IPR_PATH_CFG_FAILED 0x02 1052 #define IPR_PATH_CFG_SUSPECT 0x03 1053 #define IPR_PATH_NOT_DETECTED 0x04 1054 #define IPR_PATH_INCORRECT_CONN 0x05 1055 1056 u8 cascaded_expander; 1057 u8 phy; 1058 u8 link_rate; 1059 #define IPR_PHY_LINK_RATE_MASK 0x0F 1060 1061 __be32 wwid[2]; 1062 }__attribute__((packed, aligned (4))); 1063 1064 struct ipr_hostrcb64_config_element { 1065 __be16 length; 1066 u8 descriptor_id; 1067 #define IPR_DESCRIPTOR_MASK 0xC0 1068 #define IPR_DESCRIPTOR_SIS64 0x00 1069 1070 u8 reserved; 1071 u8 type_status; 1072 1073 u8 reserved2[2]; 1074 u8 link_rate; 1075 1076 u8 res_path[8]; 1077 __be32 wwid[2]; 1078 }__attribute__((packed, aligned (8))); 1079 1080 struct ipr_hostrcb_fabric_desc { 1081 __be16 length; 1082 u8 ioa_port; 1083 u8 cascaded_expander; 1084 u8 phy; 1085 u8 path_state; 1086 #define IPR_PATH_ACTIVE_MASK 0xC0 1087 #define IPR_PATH_NO_INFO 0x00 1088 #define IPR_PATH_ACTIVE 0x40 1089 #define IPR_PATH_NOT_ACTIVE 0x80 1090 1091 #define IPR_PATH_STATE_MASK 0x0F 1092 #define IPR_PATH_STATE_NO_INFO 0x00 1093 #define IPR_PATH_HEALTHY 0x01 1094 #define IPR_PATH_DEGRADED 0x02 1095 #define IPR_PATH_FAILED 0x03 1096 1097 __be16 num_entries; 1098 struct ipr_hostrcb_config_element elem[1]; 1099 }__attribute__((packed, aligned (4))); 1100 1101 struct ipr_hostrcb64_fabric_desc { 1102 __be16 length; 1103 u8 descriptor_id; 1104 1105 u8 reserved[2]; 1106 u8 path_state; 1107 1108 u8 reserved2[2]; 1109 u8 res_path[8]; 1110 u8 reserved3[6]; 1111 __be16 num_entries; 1112 struct ipr_hostrcb64_config_element elem[1]; 1113 }__attribute__((packed, aligned (8))); 1114 1115 #define for_each_hrrq(hrrq, ioa_cfg) \ 1116 for (hrrq = (ioa_cfg)->hrrq; \ 1117 hrrq < ((ioa_cfg)->hrrq + (ioa_cfg)->hrrq_num); hrrq++) 1118 1119 #define for_each_fabric_cfg(fabric, cfg) \ 1120 for (cfg = (fabric)->elem; \ 1121 cfg < ((fabric)->elem + be16_to_cpu((fabric)->num_entries)); \ 1122 cfg++) 1123 1124 struct ipr_hostrcb_type_20_error { 1125 u8 failure_reason[64]; 1126 u8 reserved[3]; 1127 u8 num_entries; 1128 struct ipr_hostrcb_fabric_desc desc[1]; 1129 }__attribute__((packed, aligned (4))); 1130 1131 struct ipr_hostrcb_type_30_error { 1132 u8 failure_reason[64]; 1133 u8 reserved[3]; 1134 u8 num_entries; 1135 struct ipr_hostrcb64_fabric_desc desc[1]; 1136 }__attribute__((packed, aligned (4))); 1137 1138 struct ipr_hostrcb_error { 1139 __be32 fd_ioasc; 1140 struct ipr_res_addr fd_res_addr; 1141 __be32 fd_res_handle; 1142 __be32 prc; 1143 union { 1144 struct ipr_hostrcb_type_ff_error type_ff_error; 1145 struct ipr_hostrcb_type_01_error type_01_error; 1146 struct ipr_hostrcb_type_02_error type_02_error; 1147 struct ipr_hostrcb_type_03_error type_03_error; 1148 struct ipr_hostrcb_type_04_error type_04_error; 1149 struct ipr_hostrcb_type_07_error type_07_error; 1150 struct ipr_hostrcb_type_12_error type_12_error; 1151 struct ipr_hostrcb_type_13_error type_13_error; 1152 struct ipr_hostrcb_type_14_error type_14_error; 1153 struct ipr_hostrcb_type_17_error type_17_error; 1154 struct ipr_hostrcb_type_20_error type_20_error; 1155 } u; 1156 }__attribute__((packed, aligned (4))); 1157 1158 struct ipr_hostrcb64_error { 1159 __be32 fd_ioasc; 1160 __be32 ioa_fw_level; 1161 __be32 fd_res_handle; 1162 __be32 prc; 1163 __be64 fd_dev_id; 1164 __be64 fd_lun; 1165 u8 fd_res_path[8]; 1166 __be64 time_stamp; 1167 u8 reserved[16]; 1168 union { 1169 struct ipr_hostrcb_type_ff_error type_ff_error; 1170 struct ipr_hostrcb_type_12_error type_12_error; 1171 struct ipr_hostrcb_type_17_error type_17_error; 1172 struct ipr_hostrcb_type_21_error type_21_error; 1173 struct ipr_hostrcb_type_23_error type_23_error; 1174 struct ipr_hostrcb_type_24_error type_24_error; 1175 struct ipr_hostrcb_type_30_error type_30_error; 1176 } u; 1177 }__attribute__((packed, aligned (8))); 1178 1179 struct ipr_hostrcb_raw { 1180 __be32 data[sizeof(struct ipr_hostrcb_error)/sizeof(__be32)]; 1181 }__attribute__((packed, aligned (4))); 1182 1183 struct ipr_hcam { 1184 u8 op_code; 1185 #define IPR_HOST_RCB_OP_CODE_CONFIG_CHANGE 0xE1 1186 #define IPR_HOST_RCB_OP_CODE_LOG_DATA 0xE2 1187 1188 u8 notify_type; 1189 #define IPR_HOST_RCB_NOTIF_TYPE_EXISTING_CHANGED 0x00 1190 #define IPR_HOST_RCB_NOTIF_TYPE_NEW_ENTRY 0x01 1191 #define IPR_HOST_RCB_NOTIF_TYPE_REM_ENTRY 0x02 1192 #define IPR_HOST_RCB_NOTIF_TYPE_ERROR_LOG_ENTRY 0x10 1193 #define IPR_HOST_RCB_NOTIF_TYPE_INFORMATION_ENTRY 0x11 1194 1195 u8 notifications_lost; 1196 #define IPR_HOST_RCB_NO_NOTIFICATIONS_LOST 0 1197 #define IPR_HOST_RCB_NOTIFICATIONS_LOST 0x80 1198 1199 u8 flags; 1200 #define IPR_HOSTRCB_INTERNAL_OPER 0x80 1201 #define IPR_HOSTRCB_ERR_RESP_SENT 0x40 1202 1203 u8 overlay_id; 1204 #define IPR_HOST_RCB_OVERLAY_ID_1 0x01 1205 #define IPR_HOST_RCB_OVERLAY_ID_2 0x02 1206 #define IPR_HOST_RCB_OVERLAY_ID_3 0x03 1207 #define IPR_HOST_RCB_OVERLAY_ID_4 0x04 1208 #define IPR_HOST_RCB_OVERLAY_ID_6 0x06 1209 #define IPR_HOST_RCB_OVERLAY_ID_7 0x07 1210 #define IPR_HOST_RCB_OVERLAY_ID_12 0x12 1211 #define IPR_HOST_RCB_OVERLAY_ID_13 0x13 1212 #define IPR_HOST_RCB_OVERLAY_ID_14 0x14 1213 #define IPR_HOST_RCB_OVERLAY_ID_16 0x16 1214 #define IPR_HOST_RCB_OVERLAY_ID_17 0x17 1215 #define IPR_HOST_RCB_OVERLAY_ID_20 0x20 1216 #define IPR_HOST_RCB_OVERLAY_ID_21 0x21 1217 #define IPR_HOST_RCB_OVERLAY_ID_23 0x23 1218 #define IPR_HOST_RCB_OVERLAY_ID_24 0x24 1219 #define IPR_HOST_RCB_OVERLAY_ID_26 0x26 1220 #define IPR_HOST_RCB_OVERLAY_ID_30 0x30 1221 #define IPR_HOST_RCB_OVERLAY_ID_DEFAULT 0xFF 1222 1223 u8 reserved1[3]; 1224 __be32 ilid; 1225 __be32 time_since_last_ioa_reset; 1226 __be32 reserved2; 1227 __be32 length; 1228 1229 union { 1230 struct ipr_hostrcb_error error; 1231 struct ipr_hostrcb64_error error64; 1232 struct ipr_hostrcb_cfg_ch_not ccn; 1233 struct ipr_hostrcb_raw raw; 1234 } u; 1235 }__attribute__((packed, aligned (4))); 1236 1237 struct ipr_hostrcb { 1238 struct ipr_hcam hcam; 1239 dma_addr_t hostrcb_dma; 1240 struct list_head queue; 1241 struct ipr_ioa_cfg *ioa_cfg; 1242 char rp_buffer[IPR_MAX_RES_PATH_LENGTH]; 1243 }; 1244 1245 /* IPR smart dump table structures */ 1246 struct ipr_sdt_entry { 1247 __be32 start_token; 1248 __be32 end_token; 1249 u8 reserved[4]; 1250 1251 u8 flags; 1252 #define IPR_SDT_ENDIAN 0x80 1253 #define IPR_SDT_VALID_ENTRY 0x20 1254 1255 u8 resv; 1256 __be16 priority; 1257 }__attribute__((packed, aligned (4))); 1258 1259 struct ipr_sdt_header { 1260 __be32 state; 1261 __be32 num_entries; 1262 __be32 num_entries_used; 1263 __be32 dump_size; 1264 }__attribute__((packed, aligned (4))); 1265 1266 struct ipr_sdt { 1267 struct ipr_sdt_header hdr; 1268 struct ipr_sdt_entry entry[IPR_FMT3_NUM_SDT_ENTRIES]; 1269 }__attribute__((packed, aligned (4))); 1270 1271 struct ipr_uc_sdt { 1272 struct ipr_sdt_header hdr; 1273 struct ipr_sdt_entry entry[1]; 1274 }__attribute__((packed, aligned (4))); 1275 1276 /* 1277 * Driver types 1278 */ 1279 struct ipr_bus_attributes { 1280 u8 bus; 1281 u8 qas_enabled; 1282 u8 bus_width; 1283 u8 reserved; 1284 u32 max_xfer_rate; 1285 }; 1286 1287 struct ipr_sata_port { 1288 struct ipr_ioa_cfg *ioa_cfg; 1289 struct ata_port *ap; 1290 struct ipr_resource_entry *res; 1291 struct ipr_ioasa_gata ioasa; 1292 }; 1293 1294 struct ipr_resource_entry { 1295 u8 needs_sync_complete:1; 1296 u8 in_erp:1; 1297 u8 add_to_ml:1; 1298 u8 del_from_ml:1; 1299 u8 resetting_device:1; 1300 u8 reset_occurred:1; 1301 u8 raw_mode:1; 1302 1303 u32 bus; /* AKA channel */ 1304 u32 target; /* AKA id */ 1305 u32 lun; 1306 #define IPR_ARRAY_VIRTUAL_BUS 0x1 1307 #define IPR_VSET_VIRTUAL_BUS 0x2 1308 #define IPR_IOAFP_VIRTUAL_BUS 0x3 1309 1310 #define IPR_GET_RES_PHYS_LOC(res) \ 1311 (((res)->bus << 24) | ((res)->target << 8) | (res)->lun) 1312 1313 u8 ata_class; 1314 u8 type; 1315 1316 u16 flags; 1317 u16 res_flags; 1318 1319 u8 qmodel; 1320 struct ipr_std_inq_data std_inq_data; 1321 1322 __be32 res_handle; 1323 __be64 dev_id; 1324 u64 lun_wwn; 1325 struct scsi_lun dev_lun; 1326 u8 res_path[8]; 1327 1328 struct ipr_ioa_cfg *ioa_cfg; 1329 struct scsi_device *sdev; 1330 struct ipr_sata_port *sata_port; 1331 struct list_head queue; 1332 }; /* struct ipr_resource_entry */ 1333 1334 struct ipr_resource_hdr { 1335 u16 num_entries; 1336 u16 reserved; 1337 }; 1338 1339 struct ipr_misc_cbs { 1340 struct ipr_ioa_vpd ioa_vpd; 1341 struct ipr_inquiry_page0 page0_data; 1342 struct ipr_inquiry_page3 page3_data; 1343 struct ipr_inquiry_cap cap; 1344 struct ipr_inquiry_pageC4 pageC4_data; 1345 struct ipr_mode_pages mode_pages; 1346 struct ipr_supported_device supp_dev; 1347 }; 1348 1349 struct ipr_interrupt_offsets { 1350 unsigned long set_interrupt_mask_reg; 1351 unsigned long clr_interrupt_mask_reg; 1352 unsigned long clr_interrupt_mask_reg32; 1353 unsigned long sense_interrupt_mask_reg; 1354 unsigned long sense_interrupt_mask_reg32; 1355 unsigned long clr_interrupt_reg; 1356 unsigned long clr_interrupt_reg32; 1357 1358 unsigned long sense_interrupt_reg; 1359 unsigned long sense_interrupt_reg32; 1360 unsigned long ioarrin_reg; 1361 unsigned long sense_uproc_interrupt_reg; 1362 unsigned long sense_uproc_interrupt_reg32; 1363 unsigned long set_uproc_interrupt_reg; 1364 unsigned long set_uproc_interrupt_reg32; 1365 unsigned long clr_uproc_interrupt_reg; 1366 unsigned long clr_uproc_interrupt_reg32; 1367 1368 unsigned long init_feedback_reg; 1369 1370 unsigned long dump_addr_reg; 1371 unsigned long dump_data_reg; 1372 1373 #define IPR_ENDIAN_SWAP_KEY 0x00080800 1374 unsigned long endian_swap_reg; 1375 }; 1376 1377 struct ipr_interrupts { 1378 void __iomem *set_interrupt_mask_reg; 1379 void __iomem *clr_interrupt_mask_reg; 1380 void __iomem *clr_interrupt_mask_reg32; 1381 void __iomem *sense_interrupt_mask_reg; 1382 void __iomem *sense_interrupt_mask_reg32; 1383 void __iomem *clr_interrupt_reg; 1384 void __iomem *clr_interrupt_reg32; 1385 1386 void __iomem *sense_interrupt_reg; 1387 void __iomem *sense_interrupt_reg32; 1388 void __iomem *ioarrin_reg; 1389 void __iomem *sense_uproc_interrupt_reg; 1390 void __iomem *sense_uproc_interrupt_reg32; 1391 void __iomem *set_uproc_interrupt_reg; 1392 void __iomem *set_uproc_interrupt_reg32; 1393 void __iomem *clr_uproc_interrupt_reg; 1394 void __iomem *clr_uproc_interrupt_reg32; 1395 1396 void __iomem *init_feedback_reg; 1397 1398 void __iomem *dump_addr_reg; 1399 void __iomem *dump_data_reg; 1400 1401 void __iomem *endian_swap_reg; 1402 }; 1403 1404 struct ipr_chip_cfg_t { 1405 u32 mailbox; 1406 u16 max_cmds; 1407 u8 cache_line_size; 1408 u8 clear_isr; 1409 u32 iopoll_weight; 1410 struct ipr_interrupt_offsets regs; 1411 }; 1412 1413 struct ipr_chip_t { 1414 u16 vendor; 1415 u16 device; 1416 bool has_msi; 1417 u16 sis_type; 1418 #define IPR_SIS32 0x00 1419 #define IPR_SIS64 0x01 1420 u16 bist_method; 1421 #define IPR_PCI_CFG 0x00 1422 #define IPR_MMIO 0x01 1423 const struct ipr_chip_cfg_t *cfg; 1424 }; 1425 1426 enum ipr_shutdown_type { 1427 IPR_SHUTDOWN_NORMAL = 0x00, 1428 IPR_SHUTDOWN_PREPARE_FOR_NORMAL = 0x40, 1429 IPR_SHUTDOWN_ABBREV = 0x80, 1430 IPR_SHUTDOWN_NONE = 0x100, 1431 IPR_SHUTDOWN_QUIESCE = 0x101, 1432 }; 1433 1434 struct ipr_trace_entry { 1435 u32 time; 1436 1437 u8 op_code; 1438 u8 ata_op_code; 1439 u8 type; 1440 #define IPR_TRACE_START 0x00 1441 #define IPR_TRACE_FINISH 0xff 1442 u8 cmd_index; 1443 1444 __be32 res_handle; 1445 union { 1446 u32 ioasc; 1447 u32 add_data; 1448 u32 res_addr; 1449 } u; 1450 }; 1451 1452 struct ipr_sglist { 1453 u32 order; 1454 u32 num_sg; 1455 u32 num_dma_sg; 1456 u32 buffer_len; 1457 struct scatterlist *scatterlist; 1458 }; 1459 1460 enum ipr_sdt_state { 1461 INACTIVE, 1462 WAIT_FOR_DUMP, 1463 GET_DUMP, 1464 READ_DUMP, 1465 ABORT_DUMP, 1466 DUMP_OBTAINED 1467 }; 1468 1469 /* Per-controller data */ 1470 struct ipr_ioa_cfg { 1471 char eye_catcher[8]; 1472 #define IPR_EYECATCHER "iprcfg" 1473 1474 struct list_head queue; 1475 1476 u8 in_reset_reload:1; 1477 u8 in_ioa_bringdown:1; 1478 u8 ioa_unit_checked:1; 1479 u8 dump_taken:1; 1480 u8 scan_enabled:1; 1481 u8 scan_done:1; 1482 u8 needs_hard_reset:1; 1483 u8 dual_raid:1; 1484 u8 needs_warm_reset:1; 1485 u8 msi_received:1; 1486 u8 sis64:1; 1487 u8 dump_timeout:1; 1488 u8 cfg_locked:1; 1489 u8 clear_isr:1; 1490 u8 probe_done:1; 1491 u8 scsi_unblock:1; 1492 u8 scsi_blocked:1; 1493 1494 u8 revid; 1495 1496 /* 1497 * Bitmaps for SIS64 generated target values 1498 */ 1499 unsigned long target_ids[BITS_TO_LONGS(IPR_MAX_SIS64_DEVS)]; 1500 unsigned long array_ids[BITS_TO_LONGS(IPR_MAX_SIS64_DEVS)]; 1501 unsigned long vset_ids[BITS_TO_LONGS(IPR_MAX_SIS64_DEVS)]; 1502 1503 u16 type; /* CCIN of the card */ 1504 1505 u8 log_level; 1506 #define IPR_MAX_LOG_LEVEL 4 1507 #define IPR_DEFAULT_LOG_LEVEL 2 1508 #define IPR_DEBUG_LOG_LEVEL 3 1509 1510 #define IPR_NUM_TRACE_INDEX_BITS 8 1511 #define IPR_NUM_TRACE_ENTRIES (1 << IPR_NUM_TRACE_INDEX_BITS) 1512 #define IPR_TRACE_INDEX_MASK (IPR_NUM_TRACE_ENTRIES - 1) 1513 #define IPR_TRACE_SIZE (sizeof(struct ipr_trace_entry) * IPR_NUM_TRACE_ENTRIES) 1514 char trace_start[8]; 1515 #define IPR_TRACE_START_LABEL "trace" 1516 struct ipr_trace_entry *trace; 1517 atomic_t trace_index; 1518 1519 char cfg_table_start[8]; 1520 #define IPR_CFG_TBL_START "cfg" 1521 union { 1522 struct ipr_config_table *cfg_table; 1523 struct ipr_config_table64 *cfg_table64; 1524 } u; 1525 dma_addr_t cfg_table_dma; 1526 u32 cfg_table_size; 1527 u32 max_devs_supported; 1528 1529 char resource_table_label[8]; 1530 #define IPR_RES_TABLE_LABEL "res_tbl" 1531 struct ipr_resource_entry *res_entries; 1532 struct list_head free_res_q; 1533 struct list_head used_res_q; 1534 1535 char ipr_hcam_label[8]; 1536 #define IPR_HCAM_LABEL "hcams" 1537 struct ipr_hostrcb *hostrcb[IPR_MAX_HCAMS]; 1538 dma_addr_t hostrcb_dma[IPR_MAX_HCAMS]; 1539 struct list_head hostrcb_free_q; 1540 struct list_head hostrcb_pending_q; 1541 struct list_head hostrcb_report_q; 1542 1543 struct ipr_hrr_queue hrrq[IPR_MAX_HRRQ_NUM]; 1544 u32 hrrq_num; 1545 atomic_t hrrq_index; 1546 u16 identify_hrrq_index; 1547 1548 struct ipr_bus_attributes bus_attr[IPR_MAX_NUM_BUSES]; 1549 1550 unsigned int transop_timeout; 1551 const struct ipr_chip_cfg_t *chip_cfg; 1552 const struct ipr_chip_t *ipr_chip; 1553 1554 void __iomem *hdw_dma_regs; /* iomapped PCI memory space */ 1555 unsigned long hdw_dma_regs_pci; /* raw PCI memory space */ 1556 void __iomem *ioa_mailbox; 1557 struct ipr_interrupts regs; 1558 1559 u16 saved_pcix_cmd_reg; 1560 u16 reset_retries; 1561 1562 u32 errors_logged; 1563 u32 doorbell; 1564 1565 struct Scsi_Host *host; 1566 struct pci_dev *pdev; 1567 struct ipr_sglist *ucode_sglist; 1568 u8 saved_mode_page_len; 1569 1570 struct work_struct work_q; 1571 struct workqueue_struct *reset_work_q; 1572 1573 wait_queue_head_t reset_wait_q; 1574 wait_queue_head_t msi_wait_q; 1575 wait_queue_head_t eeh_wait_q; 1576 1577 struct ipr_dump *dump; 1578 enum ipr_sdt_state sdt_state; 1579 1580 struct ipr_misc_cbs *vpd_cbs; 1581 dma_addr_t vpd_cbs_dma; 1582 1583 struct dma_pool *ipr_cmd_pool; 1584 1585 struct ipr_cmnd *reset_cmd; 1586 int (*reset) (struct ipr_cmnd *); 1587 1588 struct ata_host ata_host; 1589 char ipr_cmd_label[8]; 1590 #define IPR_CMD_LABEL "ipr_cmd" 1591 u32 max_cmds; 1592 struct ipr_cmnd **ipr_cmnd_list; 1593 dma_addr_t *ipr_cmnd_list_dma; 1594 1595 unsigned int nvectors; 1596 1597 struct { 1598 char desc[22]; 1599 } vectors_info[IPR_MAX_MSIX_VECTORS]; 1600 1601 u32 iopoll_weight; 1602 1603 }; /* struct ipr_ioa_cfg */ 1604 1605 struct ipr_cmnd { 1606 struct ipr_ioarcb ioarcb; 1607 union { 1608 struct ipr_ioadl_desc ioadl[IPR_NUM_IOADL_ENTRIES]; 1609 struct ipr_ioadl64_desc ioadl64[IPR_NUM_IOADL_ENTRIES]; 1610 struct ipr_ata64_ioadl ata_ioadl; 1611 } i; 1612 union { 1613 struct ipr_ioasa ioasa; 1614 struct ipr_ioasa64 ioasa64; 1615 } s; 1616 struct list_head queue; 1617 struct scsi_cmnd *scsi_cmd; 1618 struct ata_queued_cmd *qc; 1619 struct completion completion; 1620 struct timer_list timer; 1621 struct work_struct work; 1622 void (*fast_done) (struct ipr_cmnd *); 1623 void (*done) (struct ipr_cmnd *); 1624 int (*job_step) (struct ipr_cmnd *); 1625 int (*job_step_failed) (struct ipr_cmnd *); 1626 u16 cmd_index; 1627 u8 sense_buffer[SCSI_SENSE_BUFFERSIZE]; 1628 dma_addr_t sense_buffer_dma; 1629 unsigned short dma_use_sg; 1630 dma_addr_t dma_addr; 1631 struct ipr_cmnd *sibling; 1632 union { 1633 enum ipr_shutdown_type shutdown_type; 1634 struct ipr_hostrcb *hostrcb; 1635 unsigned long time_left; 1636 unsigned long scratch; 1637 struct ipr_resource_entry *res; 1638 struct scsi_device *sdev; 1639 } u; 1640 1641 struct completion *eh_comp; 1642 struct ipr_hrr_queue *hrrq; 1643 struct ipr_ioa_cfg *ioa_cfg; 1644 }; 1645 1646 struct ipr_ses_table_entry { 1647 char product_id[17]; 1648 char compare_product_id_byte[17]; 1649 u32 max_bus_speed_limit; /* MB/sec limit for this backplane */ 1650 }; 1651 1652 struct ipr_dump_header { 1653 u32 eye_catcher; 1654 #define IPR_DUMP_EYE_CATCHER 0xC5D4E3F2 1655 u32 len; 1656 u32 num_entries; 1657 u32 first_entry_offset; 1658 u32 status; 1659 #define IPR_DUMP_STATUS_SUCCESS 0 1660 #define IPR_DUMP_STATUS_QUAL_SUCCESS 2 1661 #define IPR_DUMP_STATUS_FAILED 0xffffffff 1662 u32 os; 1663 #define IPR_DUMP_OS_LINUX 0x4C4E5558 1664 u32 driver_name; 1665 #define IPR_DUMP_DRIVER_NAME 0x49505232 1666 }__attribute__((packed, aligned (4))); 1667 1668 struct ipr_dump_entry_header { 1669 u32 eye_catcher; 1670 #define IPR_DUMP_EYE_CATCHER 0xC5D4E3F2 1671 u32 len; 1672 u32 num_elems; 1673 u32 offset; 1674 u32 data_type; 1675 #define IPR_DUMP_DATA_TYPE_ASCII 0x41534349 1676 #define IPR_DUMP_DATA_TYPE_BINARY 0x42494E41 1677 u32 id; 1678 #define IPR_DUMP_IOA_DUMP_ID 0x494F4131 1679 #define IPR_DUMP_LOCATION_ID 0x4C4F4341 1680 #define IPR_DUMP_TRACE_ID 0x54524143 1681 #define IPR_DUMP_DRIVER_VERSION_ID 0x44525652 1682 #define IPR_DUMP_DRIVER_TYPE_ID 0x54595045 1683 #define IPR_DUMP_IOA_CTRL_BLK 0x494F4342 1684 #define IPR_DUMP_PEND_OPS 0x414F5053 1685 u32 status; 1686 }__attribute__((packed, aligned (4))); 1687 1688 struct ipr_dump_location_entry { 1689 struct ipr_dump_entry_header hdr; 1690 u8 location[20]; 1691 }__attribute__((packed)); 1692 1693 struct ipr_dump_trace_entry { 1694 struct ipr_dump_entry_header hdr; 1695 u32 trace[IPR_TRACE_SIZE / sizeof(u32)]; 1696 }__attribute__((packed, aligned (4))); 1697 1698 struct ipr_dump_version_entry { 1699 struct ipr_dump_entry_header hdr; 1700 u8 version[sizeof(IPR_DRIVER_VERSION)]; 1701 }; 1702 1703 struct ipr_dump_ioa_type_entry { 1704 struct ipr_dump_entry_header hdr; 1705 u32 type; 1706 u32 fw_version; 1707 }; 1708 1709 struct ipr_driver_dump { 1710 struct ipr_dump_header hdr; 1711 struct ipr_dump_version_entry version_entry; 1712 struct ipr_dump_location_entry location_entry; 1713 struct ipr_dump_ioa_type_entry ioa_type_entry; 1714 struct ipr_dump_trace_entry trace_entry; 1715 }__attribute__((packed)); 1716 1717 struct ipr_ioa_dump { 1718 struct ipr_dump_entry_header hdr; 1719 struct ipr_sdt sdt; 1720 __be32 **ioa_data; 1721 u32 reserved; 1722 u32 next_page_index; 1723 u32 page_offset; 1724 u32 format; 1725 }__attribute__((packed, aligned (4))); 1726 1727 struct ipr_dump { 1728 struct kref kref; 1729 struct ipr_ioa_cfg *ioa_cfg; 1730 struct ipr_driver_dump driver_dump; 1731 struct ipr_ioa_dump ioa_dump; 1732 }; 1733 1734 struct ipr_error_table_t { 1735 u32 ioasc; 1736 int log_ioasa; 1737 int log_hcam; 1738 char *error; 1739 }; 1740 1741 struct ipr_software_inq_lid_info { 1742 __be32 load_id; 1743 __be32 timestamp[3]; 1744 }__attribute__((packed, aligned (4))); 1745 1746 struct ipr_ucode_image_header { 1747 __be32 header_length; 1748 __be32 lid_table_offset; 1749 u8 major_release; 1750 u8 card_type; 1751 u8 minor_release[2]; 1752 u8 reserved[20]; 1753 char eyecatcher[16]; 1754 __be32 num_lids; 1755 struct ipr_software_inq_lid_info lid[1]; 1756 }__attribute__((packed, aligned (4))); 1757 1758 /* 1759 * Macros 1760 */ 1761 #define IPR_DBG_CMD(CMD) if (ipr_debug) { CMD; } 1762 1763 #ifdef CONFIG_SCSI_IPR_TRACE 1764 #define ipr_create_trace_file(kobj, attr) sysfs_create_bin_file(kobj, attr) 1765 #define ipr_remove_trace_file(kobj, attr) sysfs_remove_bin_file(kobj, attr) 1766 #else 1767 #define ipr_create_trace_file(kobj, attr) 0 1768 #define ipr_remove_trace_file(kobj, attr) do { } while(0) 1769 #endif 1770 1771 #ifdef CONFIG_SCSI_IPR_DUMP 1772 #define ipr_create_dump_file(kobj, attr) sysfs_create_bin_file(kobj, attr) 1773 #define ipr_remove_dump_file(kobj, attr) sysfs_remove_bin_file(kobj, attr) 1774 #else 1775 #define ipr_create_dump_file(kobj, attr) 0 1776 #define ipr_remove_dump_file(kobj, attr) do { } while(0) 1777 #endif 1778 1779 /* 1780 * Error logging macros 1781 */ 1782 #define ipr_err(...) printk(KERN_ERR IPR_NAME ": "__VA_ARGS__) 1783 #define ipr_info(...) printk(KERN_INFO IPR_NAME ": "__VA_ARGS__) 1784 #define ipr_dbg(...) IPR_DBG_CMD(printk(KERN_INFO IPR_NAME ": "__VA_ARGS__)) 1785 1786 #define ipr_res_printk(level, ioa_cfg, bus, target, lun, fmt, ...) \ 1787 printk(level IPR_NAME ": %d:%d:%d:%d: " fmt, (ioa_cfg)->host->host_no, \ 1788 bus, target, lun, ##__VA_ARGS__) 1789 1790 #define ipr_res_err(ioa_cfg, res, fmt, ...) \ 1791 ipr_res_printk(KERN_ERR, ioa_cfg, (res)->bus, (res)->target, (res)->lun, fmt, ##__VA_ARGS__) 1792 1793 #define ipr_ra_printk(level, ioa_cfg, ra, fmt, ...) \ 1794 printk(level IPR_NAME ": %d:%d:%d:%d: " fmt, (ioa_cfg)->host->host_no, \ 1795 (ra).bus, (ra).target, (ra).lun, ##__VA_ARGS__) 1796 1797 #define ipr_ra_err(ioa_cfg, ra, fmt, ...) \ 1798 ipr_ra_printk(KERN_ERR, ioa_cfg, ra, fmt, ##__VA_ARGS__) 1799 1800 #define ipr_phys_res_err(ioa_cfg, res, fmt, ...) \ 1801 { \ 1802 if ((res).bus >= IPR_MAX_NUM_BUSES) { \ 1803 ipr_err(fmt": unknown\n", ##__VA_ARGS__); \ 1804 } else { \ 1805 ipr_err(fmt": %d:%d:%d:%d\n", \ 1806 ##__VA_ARGS__, (ioa_cfg)->host->host_no, \ 1807 (res).bus, (res).target, (res).lun); \ 1808 } \ 1809 } 1810 1811 #define ipr_hcam_err(hostrcb, fmt, ...) \ 1812 { \ 1813 if (ipr_is_device(hostrcb)) { \ 1814 if ((hostrcb)->ioa_cfg->sis64) { \ 1815 printk(KERN_ERR IPR_NAME ": %s: " fmt, \ 1816 ipr_format_res_path(hostrcb->ioa_cfg, \ 1817 hostrcb->hcam.u.error64.fd_res_path, \ 1818 hostrcb->rp_buffer, \ 1819 sizeof(hostrcb->rp_buffer)), \ 1820 __VA_ARGS__); \ 1821 } else { \ 1822 ipr_ra_err((hostrcb)->ioa_cfg, \ 1823 (hostrcb)->hcam.u.error.fd_res_addr, \ 1824 fmt, __VA_ARGS__); \ 1825 } \ 1826 } else { \ 1827 dev_err(&(hostrcb)->ioa_cfg->pdev->dev, fmt, __VA_ARGS__); \ 1828 } \ 1829 } 1830 1831 #define ipr_trace ipr_dbg("%s: %s: Line: %d\n",\ 1832 __FILE__, __func__, __LINE__) 1833 1834 #define ENTER IPR_DBG_CMD(printk(KERN_INFO IPR_NAME": Entering %s\n", __func__)) 1835 #define LEAVE IPR_DBG_CMD(printk(KERN_INFO IPR_NAME": Leaving %s\n", __func__)) 1836 1837 #define ipr_err_separator \ 1838 ipr_err("----------------------------------------------------------\n") 1839 1840 1841 /* 1842 * Inlines 1843 */ 1844 1845 /** 1846 * ipr_is_ioa_resource - Determine if a resource is the IOA 1847 * @res: resource entry struct 1848 * 1849 * Return value: 1850 * 1 if IOA / 0 if not IOA 1851 **/ 1852 static inline int ipr_is_ioa_resource(struct ipr_resource_entry *res) 1853 { 1854 return res->type == IPR_RES_TYPE_IOAFP; 1855 } 1856 1857 /** 1858 * ipr_is_af_dasd_device - Determine if a resource is an AF DASD 1859 * @res: resource entry struct 1860 * 1861 * Return value: 1862 * 1 if AF DASD / 0 if not AF DASD 1863 **/ 1864 static inline int ipr_is_af_dasd_device(struct ipr_resource_entry *res) 1865 { 1866 return res->type == IPR_RES_TYPE_AF_DASD || 1867 res->type == IPR_RES_TYPE_REMOTE_AF_DASD; 1868 } 1869 1870 /** 1871 * ipr_is_vset_device - Determine if a resource is a VSET 1872 * @res: resource entry struct 1873 * 1874 * Return value: 1875 * 1 if VSET / 0 if not VSET 1876 **/ 1877 static inline int ipr_is_vset_device(struct ipr_resource_entry *res) 1878 { 1879 return res->type == IPR_RES_TYPE_VOLUME_SET; 1880 } 1881 1882 /** 1883 * ipr_is_gscsi - Determine if a resource is a generic scsi resource 1884 * @res: resource entry struct 1885 * 1886 * Return value: 1887 * 1 if GSCSI / 0 if not GSCSI 1888 **/ 1889 static inline int ipr_is_gscsi(struct ipr_resource_entry *res) 1890 { 1891 return res->type == IPR_RES_TYPE_GENERIC_SCSI; 1892 } 1893 1894 /** 1895 * ipr_is_scsi_disk - Determine if a resource is a SCSI disk 1896 * @res: resource entry struct 1897 * 1898 * Return value: 1899 * 1 if SCSI disk / 0 if not SCSI disk 1900 **/ 1901 static inline int ipr_is_scsi_disk(struct ipr_resource_entry *res) 1902 { 1903 if (ipr_is_af_dasd_device(res) || 1904 (ipr_is_gscsi(res) && IPR_IS_DASD_DEVICE(res->std_inq_data))) 1905 return 1; 1906 else 1907 return 0; 1908 } 1909 1910 /** 1911 * ipr_is_gata - Determine if a resource is a generic ATA resource 1912 * @res: resource entry struct 1913 * 1914 * Return value: 1915 * 1 if GATA / 0 if not GATA 1916 **/ 1917 static inline int ipr_is_gata(struct ipr_resource_entry *res) 1918 { 1919 return res->type == IPR_RES_TYPE_GENERIC_ATA; 1920 } 1921 1922 /** 1923 * ipr_is_naca_model - Determine if a resource is using NACA queueing model 1924 * @res: resource entry struct 1925 * 1926 * Return value: 1927 * 1 if NACA queueing model / 0 if not NACA queueing model 1928 **/ 1929 static inline int ipr_is_naca_model(struct ipr_resource_entry *res) 1930 { 1931 if (ipr_is_gscsi(res) && res->qmodel == IPR_QUEUE_NACA_MODEL) 1932 return 1; 1933 return 0; 1934 } 1935 1936 /** 1937 * ipr_is_device - Determine if the hostrcb structure is related to a device 1938 * @hostrcb: host resource control blocks struct 1939 * 1940 * Return value: 1941 * 1 if AF / 0 if not AF 1942 **/ 1943 static inline int ipr_is_device(struct ipr_hostrcb *hostrcb) 1944 { 1945 struct ipr_res_addr *res_addr; 1946 u8 *res_path; 1947 1948 if (hostrcb->ioa_cfg->sis64) { 1949 res_path = &hostrcb->hcam.u.error64.fd_res_path[0]; 1950 if ((res_path[0] == 0x00 || res_path[0] == 0x80 || 1951 res_path[0] == 0x81) && res_path[2] != 0xFF) 1952 return 1; 1953 } else { 1954 res_addr = &hostrcb->hcam.u.error.fd_res_addr; 1955 1956 if ((res_addr->bus < IPR_MAX_NUM_BUSES) && 1957 (res_addr->target < (IPR_MAX_NUM_TARGETS_PER_BUS - 1))) 1958 return 1; 1959 } 1960 return 0; 1961 } 1962 1963 /** 1964 * ipr_sdt_is_fmt2 - Determine if a SDT address is in format 2 1965 * @sdt_word: SDT address 1966 * 1967 * Return value: 1968 * 1 if format 2 / 0 if not 1969 **/ 1970 static inline int ipr_sdt_is_fmt2(u32 sdt_word) 1971 { 1972 u32 bar_sel = IPR_GET_FMT2_BAR_SEL(sdt_word); 1973 1974 switch (bar_sel) { 1975 case IPR_SDT_FMT2_BAR0_SEL: 1976 case IPR_SDT_FMT2_BAR1_SEL: 1977 case IPR_SDT_FMT2_BAR2_SEL: 1978 case IPR_SDT_FMT2_BAR3_SEL: 1979 case IPR_SDT_FMT2_BAR4_SEL: 1980 case IPR_SDT_FMT2_BAR5_SEL: 1981 case IPR_SDT_FMT2_EXP_ROM_SEL: 1982 return 1; 1983 }; 1984 1985 return 0; 1986 } 1987 1988 #ifndef writeq 1989 static inline void writeq(u64 val, void __iomem *addr) 1990 { 1991 writel(((u32) (val >> 32)), addr); 1992 writel(((u32) (val)), (addr + 4)); 1993 } 1994 #endif 1995 1996 #endif /* _IPR_H */ 1997