1 /* SPDX-License-Identifier: MIT */ 2 /* 3 * Copyright 2024 Advanced Micro Devices, Inc. 4 * 5 * Permission is hereby granted, free of charge, to any person obtaining a 6 * copy of this software and associated documentation files (the "Software"), 7 * to deal in the Software without restriction, including without limitation 8 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 9 * and/or sell copies of the Software, and to permit persons to whom the 10 * Software is furnished to do so, subject to the following conditions: 11 * 12 * The above copyright notice and this permission notice shall be included in 13 * all copies or substantial portions of the Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 19 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 20 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 21 * OTHER DEALINGS IN THE SOFTWARE. 22 * 23 */ 24 25 #ifndef __AMDGPU_DEV_COREDUMP_H__ 26 #define __AMDGPU_DEV_COREDUMP_H__ 27 28 #include "amdgpu.h" 29 30 #ifdef CONFIG_DEV_COREDUMP 31 32 #define AMDGPU_COREDUMP_VERSION "1" 33 34 struct amdgpu_coredump_ring { 35 u64 rptr; 36 u64 wptr; 37 u32 *ring_dw; 38 u32 ring_index; 39 }; 40 41 struct amdgpu_coredump_ib_info { 42 uint64_t gpu_addr; 43 u32 ib_size_dw; 44 }; 45 46 struct amdgpu_coredump_info { 47 struct amdgpu_device *adev; 48 struct amdgpu_task_info reset_task_info; 49 struct timespec64 reset_time; 50 51 bool skip_vram_check; 52 bool reset_vram_lost; 53 struct amdgpu_ring *ring; 54 55 struct amdgpu_coredump_ring *rings; 56 u32 num_rings; 57 58 /* Readable form of coredevdump, generate once to speed up 59 * reading it (see drm_coredump_printer's documentation). 60 */ 61 ssize_t formatted_size; 62 char *formatted; 63 64 unsigned int pasid; 65 unsigned int vmid; 66 int num_ibs; 67 struct amdgpu_coredump_ib_info ibs[] __counted_by(num_ibs); 68 }; 69 #endif 70 71 void amdgpu_coredump(struct amdgpu_device *adev, bool skip_vram_check, 72 bool vram_lost, struct amdgpu_job *job); 73 void amdgpu_coredump_init(struct amdgpu_device *adev); 74 void amdgpu_coredump_fini(struct amdgpu_device *adev); 75 #endif 76