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 | |