1 /****************************************************************************** 2 * 3 * This file is provided under a dual BSD/GPLv2 license. When using or 4 * redistributing this file, you may do so under either license. 5 * 6 * GPL LICENSE SUMMARY 7 * 8 * Copyright(c) 2014 Intel Corporation. All rights reserved. 9 * Copyright(c) 2014 - 2015 Intel Mobile Communications GmbH 10 * Copyright(c) 2016 - 2017 Intel Deutschland GmbH 11 * Copyright (C) 2018 - 2019 Intel Corporation 12 * 13 * This program is free software; you can redistribute it and/or modify 14 * it under the terms of version 2 of the GNU General Public License as 15 * published by the Free Software Foundation. 16 * 17 * This program is distributed in the hope that it will be useful, but 18 * WITHOUT ANY WARRANTY; without even the implied warranty of 19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 20 * General Public License for more details. 21 * 22 * The full GNU General Public License is included in this distribution 23 * in the file called COPYING. 24 * 25 * Contact Information: 26 * Intel Linux Wireless <linuxwifi@intel.com> 27 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 28 * 29 * BSD LICENSE 30 * 31 * Copyright(c) 2014 Intel Corporation. All rights reserved. 32 * Copyright(c) 2014 - 2015 Intel Mobile Communications GmbH 33 * Copyright(c) 2016 - 2017 Intel Deutschland GmbH 34 * Copyright (C) 2018 - 2019 Intel Corporation 35 * All rights reserved. 36 * 37 * Redistribution and use in source and binary forms, with or without 38 * modification, are permitted provided that the following conditions 39 * are met: 40 * 41 * * Redistributions of source code must retain the above copyright 42 * notice, this list of conditions and the following disclaimer. 43 * * Redistributions in binary form must reproduce the above copyright 44 * notice, this list of conditions and the following disclaimer in 45 * the documentation and/or other materials provided with the 46 * distribution. 47 * * Neither the name Intel Corporation nor the names of its 48 * contributors may be used to endorse or promote products derived 49 * from this software without specific prior written permission. 50 * 51 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 52 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 53 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 54 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 55 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 56 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 57 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 58 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 59 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 60 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 61 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 62 *****************************************************************************/ 63 64 #ifndef __fw_error_dump_h__ 65 #define __fw_error_dump_h__ 66 67 #include <linux/types.h> 68 #include "fw/api/cmdhdr.h" 69 70 #define IWL_FW_ERROR_DUMP_BARKER 0x14789632 71 #define IWL_FW_INI_ERROR_DUMP_BARKER 0x14789633 72 73 /** 74 * enum iwl_fw_error_dump_type - types of data in the dump file 75 * @IWL_FW_ERROR_DUMP_CSR: Control Status Registers - from offset 0 76 * @IWL_FW_ERROR_DUMP_RXF: 77 * @IWL_FW_ERROR_DUMP_TXCMD: last TX command data, structured as 78 * &struct iwl_fw_error_dump_txcmd packets 79 * @IWL_FW_ERROR_DUMP_DEV_FW_INFO: struct %iwl_fw_error_dump_info 80 * info on the device / firmware. 81 * @IWL_FW_ERROR_DUMP_FW_MONITOR: firmware monitor 82 * @IWL_FW_ERROR_DUMP_PRPH: range of periphery registers - there can be several 83 * sections like this in a single file. 84 * @IWL_FW_ERROR_DUMP_FH_REGS: range of FH registers 85 * @IWL_FW_ERROR_DUMP_MEM: chunk of memory 86 * @IWL_FW_ERROR_DUMP_ERROR_INFO: description of what triggered this dump. 87 * Structured as &struct iwl_fw_error_dump_trigger_desc. 88 * @IWL_FW_ERROR_DUMP_RB: the content of an RB structured as 89 * &struct iwl_fw_error_dump_rb 90 * @IWL_FW_ERROR_PAGING: UMAC's image memory segments which were 91 * paged to the DRAM. 92 * @IWL_FW_ERROR_DUMP_RADIO_REG: Dump the radio registers. 93 * @IWL_FW_ERROR_DUMP_EXTERNAL: used only by external code utilities, and 94 * for that reason is not in use in any other place in the Linux Wi-Fi 95 * stack. 96 * @IWL_FW_ERROR_DUMP_MEM_CFG: the addresses and sizes of fifos in the smem, 97 * which we get from the fw after ALIVE. The content is structured as 98 * &struct iwl_fw_error_dump_smem_cfg. 99 */ 100 enum iwl_fw_error_dump_type { 101 /* 0 is deprecated */ 102 IWL_FW_ERROR_DUMP_CSR = 1, 103 IWL_FW_ERROR_DUMP_RXF = 2, 104 IWL_FW_ERROR_DUMP_TXCMD = 3, 105 IWL_FW_ERROR_DUMP_DEV_FW_INFO = 4, 106 IWL_FW_ERROR_DUMP_FW_MONITOR = 5, 107 IWL_FW_ERROR_DUMP_PRPH = 6, 108 IWL_FW_ERROR_DUMP_TXF = 7, 109 IWL_FW_ERROR_DUMP_FH_REGS = 8, 110 IWL_FW_ERROR_DUMP_MEM = 9, 111 IWL_FW_ERROR_DUMP_ERROR_INFO = 10, 112 IWL_FW_ERROR_DUMP_RB = 11, 113 IWL_FW_ERROR_DUMP_PAGING = 12, 114 IWL_FW_ERROR_DUMP_RADIO_REG = 13, 115 IWL_FW_ERROR_DUMP_INTERNAL_TXF = 14, 116 IWL_FW_ERROR_DUMP_EXTERNAL = 15, /* Do not move */ 117 IWL_FW_ERROR_DUMP_MEM_CFG = 16, 118 IWL_FW_ERROR_DUMP_D3_DEBUG_DATA = 17, 119 120 IWL_FW_ERROR_DUMP_MAX, 121 }; 122 123 /** 124 * struct iwl_fw_error_dump_data - data for one type 125 * @type: &enum iwl_fw_error_dump_type 126 * @len: the length starting from %data 127 * @data: the data itself 128 */ 129 struct iwl_fw_error_dump_data { 130 __le32 type; 131 __le32 len; 132 __u8 data[]; 133 } __packed; 134 135 /** 136 * struct iwl_fw_error_dump_file - the layout of the header of the file 137 * @barker: must be %IWL_FW_ERROR_DUMP_BARKER 138 * @file_len: the length of all the file starting from %barker 139 * @data: array of &struct iwl_fw_error_dump_data 140 */ 141 struct iwl_fw_error_dump_file { 142 __le32 barker; 143 __le32 file_len; 144 u8 data[0]; 145 } __packed; 146 147 /** 148 * struct iwl_fw_error_dump_txcmd - TX command data 149 * @cmdlen: original length of command 150 * @caplen: captured length of command (may be less) 151 * @data: captured command data, @caplen bytes 152 */ 153 struct iwl_fw_error_dump_txcmd { 154 __le32 cmdlen; 155 __le32 caplen; 156 u8 data[]; 157 } __packed; 158 159 /** 160 * struct iwl_fw_error_dump_fifo - RX/TX FIFO data 161 * @fifo_num: number of FIFO (starting from 0) 162 * @available_bytes: num of bytes available in FIFO (may be less than FIFO size) 163 * @wr_ptr: position of write pointer 164 * @rd_ptr: position of read pointer 165 * @fence_ptr: position of fence pointer 166 * @fence_mode: the current mode of the fence (before locking) - 167 * 0=follow RD pointer ; 1 = freeze 168 * @data: all of the FIFO's data 169 */ 170 struct iwl_fw_error_dump_fifo { 171 __le32 fifo_num; 172 __le32 available_bytes; 173 __le32 wr_ptr; 174 __le32 rd_ptr; 175 __le32 fence_ptr; 176 __le32 fence_mode; 177 u8 data[]; 178 } __packed; 179 180 enum iwl_fw_error_dump_family { 181 IWL_FW_ERROR_DUMP_FAMILY_7 = 7, 182 IWL_FW_ERROR_DUMP_FAMILY_8 = 8, 183 }; 184 185 #define MAX_NUM_LMAC 2 186 187 /** 188 * struct iwl_fw_error_dump_info - info on the device / firmware 189 * @hw_type: the type of the device 190 * @hw_step: the step of the device 191 * @fw_human_readable: human readable FW version 192 * @dev_human_readable: name of the device 193 * @bus_human_readable: name of the bus used 194 * @num_of_lmacs: the number of lmacs 195 * @lmac_err_id: the lmac 0/1 error_id/rt_status that triggered the latest dump 196 * if the dump collection was not initiated by an assert, the value is 0 197 * @umac_err_id: the umac error_id/rt_status that triggered the latest dump 198 * if the dump collection was not initiated by an assert, the value is 0 199 */ 200 struct iwl_fw_error_dump_info { 201 __le32 hw_type; 202 __le32 hw_step; 203 u8 fw_human_readable[FW_VER_HUMAN_READABLE_SZ]; 204 u8 dev_human_readable[64]; 205 u8 bus_human_readable[8]; 206 u8 num_of_lmacs; 207 __le32 umac_err_id; 208 __le32 lmac_err_id[MAX_NUM_LMAC]; 209 } __packed; 210 211 /** 212 * struct iwl_fw_error_dump_fw_mon - FW monitor data 213 * @fw_mon_wr_ptr: the position of the write pointer in the cyclic buffer 214 * @fw_mon_base_ptr: base pointer of the data 215 * @fw_mon_cycle_cnt: number of wraparounds 216 * @fw_mon_base_high_ptr: used in AX210 devices, the base adderss is 64 bit 217 * so fw_mon_base_ptr holds LSB 32 bits and fw_mon_base_high_ptr hold 218 * MSB 32 bits 219 * @reserved: for future use 220 * @data: captured data 221 */ 222 struct iwl_fw_error_dump_fw_mon { 223 __le32 fw_mon_wr_ptr; 224 __le32 fw_mon_base_ptr; 225 __le32 fw_mon_cycle_cnt; 226 __le32 fw_mon_base_high_ptr; 227 __le32 reserved[2]; 228 u8 data[]; 229 } __packed; 230 231 #define MAX_NUM_LMAC 2 232 #define TX_FIFO_INTERNAL_MAX_NUM 6 233 #define TX_FIFO_MAX_NUM 15 234 /** 235 * struct iwl_fw_error_dump_smem_cfg - Dump SMEM configuration 236 * This must follow &struct iwl_fwrt_shared_mem_cfg. 237 * @num_lmacs: number of lmacs 238 * @num_txfifo_entries: number of tx fifos 239 * @lmac: sizes of lmacs txfifos and rxfifo1 240 * @rxfifo2_size: size of rxfifo2 241 * @internal_txfifo_addr: address of internal tx fifo 242 * @internal_txfifo_size: size of internal tx fifo 243 */ 244 struct iwl_fw_error_dump_smem_cfg { 245 __le32 num_lmacs; 246 __le32 num_txfifo_entries; 247 struct { 248 __le32 txfifo_size[TX_FIFO_MAX_NUM]; 249 __le32 rxfifo1_size; 250 } lmac[MAX_NUM_LMAC]; 251 __le32 rxfifo2_size; 252 __le32 internal_txfifo_addr; 253 __le32 internal_txfifo_size[TX_FIFO_INTERNAL_MAX_NUM]; 254 } __packed; 255 /** 256 * struct iwl_fw_error_dump_prph - periphery registers data 257 * @prph_start: address of the first register in this chunk 258 * @data: the content of the registers 259 */ 260 struct iwl_fw_error_dump_prph { 261 __le32 prph_start; 262 __le32 data[]; 263 }; 264 265 enum iwl_fw_error_dump_mem_type { 266 IWL_FW_ERROR_DUMP_MEM_SRAM, 267 IWL_FW_ERROR_DUMP_MEM_SMEM, 268 IWL_FW_ERROR_DUMP_MEM_NAMED_MEM = 10, 269 }; 270 271 /** 272 * struct iwl_fw_error_dump_mem - chunk of memory 273 * @type: &enum iwl_fw_error_dump_mem_type 274 * @offset: the offset from which the memory was read 275 * @data: the content of the memory 276 */ 277 struct iwl_fw_error_dump_mem { 278 __le32 type; 279 __le32 offset; 280 u8 data[]; 281 }; 282 283 /* Dump version, used by the dump parser to differentiate between 284 * different dump formats 285 */ 286 #define IWL_INI_DUMP_VER 1 287 288 /* Use bit 31 as dump info type to avoid colliding with region types */ 289 #define IWL_INI_DUMP_INFO_TYPE BIT(31) 290 291 /** 292 * struct iwl_fw_ini_dump_entry 293 * @list: list of dump entries 294 * @size: size of the data 295 * @data: entry data 296 */ 297 struct iwl_fw_ini_dump_entry { 298 struct list_head list; 299 u32 size; 300 u8 data[]; 301 } __packed; 302 303 /** 304 * struct iwl_fw_error_dump_file - header of dump file 305 * @barker: must be %IWL_FW_INI_ERROR_DUMP_BARKER 306 * @file_len: the length of all the file including the header 307 */ 308 struct iwl_fw_ini_dump_file_hdr { 309 __le32 barker; 310 __le32 file_len; 311 } __packed; 312 313 /** 314 * struct iwl_fw_ini_fifo_hdr - fifo range header 315 * @fifo_num: the fifo number. In case of umac rx fifo, set BIT(31) to 316 * distinguish between lmac and umac rx fifos 317 * @num_of_registers: num of registers to dump, dword size each 318 */ 319 struct iwl_fw_ini_fifo_hdr { 320 __le32 fifo_num; 321 __le32 num_of_registers; 322 } __packed; 323 324 /** 325 * struct iwl_fw_ini_error_dump_range - range of memory 326 * @range_data_size: the size of this range, in bytes 327 * @internal_base_addr: base address of internal memory range 328 * @dram_base_addr: base address of dram monitor range 329 * @page_num: page number of memory range 330 * @fifo_hdr: fifo header of memory range 331 * @fw_pkt: FW packet header of memory range 332 * @data: the actual memory 333 */ 334 struct iwl_fw_ini_error_dump_range { 335 __le32 range_data_size; 336 union { 337 __le32 internal_base_addr; 338 __le64 dram_base_addr; 339 __le32 page_num; 340 struct iwl_fw_ini_fifo_hdr fifo_hdr; 341 struct iwl_cmd_header fw_pkt_hdr; 342 }; 343 __le32 data[]; 344 } __packed; 345 346 /** 347 * struct iwl_fw_ini_error_dump_header - ini region dump header 348 * @version: dump version 349 * @region_id: id of the region 350 * @num_of_ranges: number of ranges in this region 351 * @name_len: number of bytes allocated to the name string of this region 352 * @name: name of the region 353 */ 354 struct iwl_fw_ini_error_dump_header { 355 __le32 version; 356 __le32 region_id; 357 __le32 num_of_ranges; 358 __le32 name_len; 359 u8 name[IWL_FW_INI_MAX_NAME]; 360 }; 361 362 /** 363 * struct iwl_fw_ini_error_dump - ini region dump 364 * @header: the header of this region 365 * @ranges: the memory ranges of this region 366 */ 367 struct iwl_fw_ini_error_dump { 368 struct iwl_fw_ini_error_dump_header header; 369 struct iwl_fw_ini_error_dump_range ranges[]; 370 } __packed; 371 372 /* This bit is used to differentiate between lmac and umac rxf */ 373 #define IWL_RXF_UMAC_BIT BIT(31) 374 375 /** 376 * struct iwl_fw_ini_error_dump_register - ini register dump 377 * @addr: address of the register 378 * @data: data of the register 379 */ 380 struct iwl_fw_ini_error_dump_register { 381 __le32 addr; 382 __le32 data; 383 } __packed; 384 385 /** 386 * struct iwl_fw_ini_dump_cfg_name - configuration name 387 * @image_type: image type the configuration is related to 388 * @cfg_name_len: length of the configuration name 389 * @cfg_name: name of the configuraiton 390 */ 391 struct iwl_fw_ini_dump_cfg_name { 392 __le32 image_type; 393 __le32 cfg_name_len; 394 u8 cfg_name[IWL_FW_INI_MAX_CFG_NAME]; 395 } __packed; 396 397 /* struct iwl_fw_ini_dump_info - ini dump information 398 * @version: dump version 399 * @time_point: time point that caused the dump collection 400 * @trigger_reason: reason of the trigger 401 * @external_cfg_state: &enum iwl_ini_cfg_state 402 * @ver_type: FW version type 403 * @ver_subtype: FW version subype 404 * @hw_step: HW step 405 * @hw_type: HW type 406 * @rf_id_flavor: HW RF id flavor 407 * @rf_id_dash: HW RF id dash 408 * @rf_id_step: HW RF id step 409 * @rf_id_type: HW RF id type 410 * @lmac_major: lmac major version 411 * @lmac_minor: lmac minor version 412 * @umac_major: umac major version 413 * @umac_minor: umac minor version 414 * @fw_mon_mode: FW monitor mode &enum iwl_fw_ini_buffer_location 415 * @regions_mask: bitmap mask of regions ids in the dump 416 * @build_tag_len: length of the build tag 417 * @build_tag: build tag string 418 * @num_of_cfg_names: number of configuration name structs 419 * @cfg_names: configuration names 420 */ 421 struct iwl_fw_ini_dump_info { 422 __le32 version; 423 __le32 time_point; 424 __le32 trigger_reason; 425 __le32 external_cfg_state; 426 __le32 ver_type; 427 __le32 ver_subtype; 428 __le32 hw_step; 429 __le32 hw_type; 430 __le32 rf_id_flavor; 431 __le32 rf_id_dash; 432 __le32 rf_id_step; 433 __le32 rf_id_type; 434 __le32 lmac_major; 435 __le32 lmac_minor; 436 __le32 umac_major; 437 __le32 umac_minor; 438 __le32 fw_mon_mode; 439 __le64 regions_mask; 440 __le32 build_tag_len; 441 u8 build_tag[FW_VER_HUMAN_READABLE_SZ]; 442 __le32 num_of_cfg_names; 443 struct iwl_fw_ini_dump_cfg_name cfg_names[]; 444 } __packed; 445 446 /** 447 * struct iwl_fw_ini_err_table_dump - ini error table dump 448 * @header: header of the region 449 * @version: error table version 450 * @ranges: the memory ranges of this this region 451 */ 452 struct iwl_fw_ini_err_table_dump { 453 struct iwl_fw_ini_error_dump_header header; 454 __le32 version; 455 struct iwl_fw_ini_error_dump_range ranges[]; 456 } __packed; 457 458 /** 459 * struct iwl_fw_error_dump_rb - content of an Receive Buffer 460 * @index: the index of the Receive Buffer in the Rx queue 461 * @rxq: the RB's Rx queue 462 * @reserved: 463 * @data: the content of the Receive Buffer 464 */ 465 struct iwl_fw_error_dump_rb { 466 __le32 index; 467 __le32 rxq; 468 __le32 reserved; 469 u8 data[]; 470 }; 471 472 /** 473 * struct iwl_fw_ini_monitor_dump - ini monitor dump 474 * @header: header of the region 475 * @write_ptr: write pointer position in the buffer 476 * @cycle_cnt: cycles count 477 * @cur_frag: current fragment in use 478 * @ranges: the memory ranges of this this region 479 */ 480 struct iwl_fw_ini_monitor_dump { 481 struct iwl_fw_ini_error_dump_header header; 482 __le32 write_ptr; 483 __le32 cycle_cnt; 484 __le32 cur_frag; 485 struct iwl_fw_ini_error_dump_range ranges[]; 486 } __packed; 487 488 /** 489 * struct iwl_fw_error_dump_paging - content of the UMAC's image page 490 * block on DRAM 491 * @index: the index of the page block 492 * @reserved: 493 * @data: the content of the page block 494 */ 495 struct iwl_fw_error_dump_paging { 496 __le32 index; 497 __le32 reserved; 498 u8 data[]; 499 }; 500 501 /** 502 * iwl_fw_error_next_data - advance fw error dump data pointer 503 * @data: previous data block 504 * Returns: next data block 505 */ 506 static inline struct iwl_fw_error_dump_data * 507 iwl_fw_error_next_data(struct iwl_fw_error_dump_data *data) 508 { 509 return (void *)(data->data + le32_to_cpu(data->len)); 510 } 511 512 /** 513 * enum iwl_fw_dbg_trigger - triggers available 514 * 515 * @FW_DBG_TRIGGER_USER: trigger log collection by user 516 * This should not be defined as a trigger to the driver, but a value the 517 * driver should set to indicate that the trigger was initiated by the 518 * user. 519 * @FW_DBG_TRIGGER_FW_ASSERT: trigger log collection when the firmware asserts 520 * @FW_DBG_TRIGGER_MISSED_BEACONS: trigger log collection when beacons are 521 * missed. 522 * @FW_DBG_TRIGGER_CHANNEL_SWITCH: trigger log collection upon channel switch. 523 * @FW_DBG_TRIGGER_FW_NOTIF: trigger log collection when the firmware sends a 524 * command response or a notification. 525 * @FW_DBG_TRIGGER_MLME: trigger log collection upon MLME event. 526 * @FW_DBG_TRIGGER_STATS: trigger log collection upon statistics threshold. 527 * @FW_DBG_TRIGGER_RSSI: trigger log collection when the rssi of the beacon 528 * goes below a threshold. 529 * @FW_DBG_TRIGGER_TXQ_TIMERS: configures the timers for the Tx queue hang 530 * detection. 531 * @FW_DBG_TRIGGER_TIME_EVENT: trigger log collection upon time events related 532 * events. 533 * @FW_DBG_TRIGGER_BA: trigger log collection upon BlockAck related events. 534 * @FW_DBG_TX_LATENCY: trigger log collection when the tx latency goes above a 535 * threshold. 536 * @FW_DBG_TDLS: trigger log collection upon TDLS related events. 537 * @FW_DBG_TRIGGER_TX_STATUS: trigger log collection upon tx status when 538 * the firmware sends a tx reply. 539 * @FW_DBG_TRIGGER_ALIVE_TIMEOUT: trigger log collection if alive flow timeouts 540 * @FW_DBG_TRIGGER_DRIVER: trigger log collection upon a flow failure 541 * in the driver. 542 */ 543 enum iwl_fw_dbg_trigger { 544 FW_DBG_TRIGGER_INVALID = 0, 545 FW_DBG_TRIGGER_USER, 546 FW_DBG_TRIGGER_FW_ASSERT, 547 FW_DBG_TRIGGER_MISSED_BEACONS, 548 FW_DBG_TRIGGER_CHANNEL_SWITCH, 549 FW_DBG_TRIGGER_FW_NOTIF, 550 FW_DBG_TRIGGER_MLME, 551 FW_DBG_TRIGGER_STATS, 552 FW_DBG_TRIGGER_RSSI, 553 FW_DBG_TRIGGER_TXQ_TIMERS, 554 FW_DBG_TRIGGER_TIME_EVENT, 555 FW_DBG_TRIGGER_BA, 556 FW_DBG_TRIGGER_TX_LATENCY, 557 FW_DBG_TRIGGER_TDLS, 558 FW_DBG_TRIGGER_TX_STATUS, 559 FW_DBG_TRIGGER_ALIVE_TIMEOUT, 560 FW_DBG_TRIGGER_DRIVER, 561 562 /* must be last */ 563 FW_DBG_TRIGGER_MAX, 564 }; 565 566 /** 567 * struct iwl_fw_error_dump_trigger_desc - describes the trigger condition 568 * @type: &enum iwl_fw_dbg_trigger 569 * @data: raw data about what happened 570 */ 571 struct iwl_fw_error_dump_trigger_desc { 572 __le32 type; 573 u8 data[]; 574 }; 575 576 #endif /* __fw_error_dump_h__ */ 577