1 /* 2 * Copyright 2022 Advanced Micro Devices, Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 * 22 */ 23 #ifndef __AMDGPU_CS_H__ 24 #define __AMDGPU_CS_H__ 25 26 #include <linux/ww_mutex.h> 27 #include <drm/drm_exec.h> 28 29 #include "amdgpu_job.h" 30 #include "amdgpu_bo_list.h" 31 #include "amdgpu_ring.h" 32 33 #define AMDGPU_CS_GANG_SIZE 4 34 35 struct amdgpu_bo_va_mapping; 36 37 struct amdgpu_cs_chunk { 38 uint32_t chunk_id; 39 uint32_t length_dw; 40 void *kdata; 41 }; 42 43 struct amdgpu_cs_post_dep { 44 struct drm_syncobj *syncobj; 45 struct dma_fence_chain *chain; 46 u64 point; 47 }; 48 49 struct amdgpu_cs_parser { 50 struct amdgpu_device *adev; 51 struct drm_file *filp; 52 struct amdgpu_ctx *ctx; 53 54 /* chunks */ 55 unsigned nchunks; 56 struct amdgpu_cs_chunk *chunks; 57 58 /* scheduler job objects */ 59 unsigned int gang_size; 60 unsigned int gang_leader_idx; 61 struct drm_sched_entity *entities[AMDGPU_CS_GANG_SIZE]; 62 struct amdgpu_job *jobs[AMDGPU_CS_GANG_SIZE]; 63 struct amdgpu_job *gang_leader; 64 65 /* buffer objects */ 66 struct drm_exec exec; 67 struct amdgpu_bo_list *bo_list; 68 struct amdgpu_mn *mn; 69 struct dma_fence *fence; 70 uint64_t bytes_moved_threshold; 71 uint64_t bytes_moved_vis_threshold; 72 uint64_t bytes_moved; 73 uint64_t bytes_moved_vis; 74 75 /* user fence */ 76 struct amdgpu_bo *uf_bo; 77 78 unsigned num_post_deps; 79 struct amdgpu_cs_post_dep *post_deps; 80 81 struct amdgpu_sync sync; 82 }; 83 84 int amdgpu_cs_find_mapping(struct amdgpu_cs_parser *parser, 85 uint64_t addr, struct amdgpu_bo **bo, 86 struct amdgpu_bo_va_mapping **mapping); 87 88 #endif 89
