Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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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 "amdgpu_job.h"
27#include "amdgpu_bo_list.h"
28#include "amdgpu_ring.h"
29
30struct amdgpu_bo_va_mapping;
31
32struct amdgpu_cs_chunk {
33 uint32_t chunk_id;
34 uint32_t length_dw;
35 void *kdata;
36};
37
38struct amdgpu_cs_post_dep {
39 struct drm_syncobj *syncobj;
40 struct dma_fence_chain *chain;
41 u64 point;
42};
43
44struct amdgpu_cs_parser {
45 struct amdgpu_device *adev;
46 struct drm_file *filp;
47 struct amdgpu_ctx *ctx;
48
49 /* chunks */
50 unsigned nchunks;
51 struct amdgpu_cs_chunk *chunks;
52
53 /* scheduler job object */
54 struct amdgpu_job *job;
55 struct drm_sched_entity *entity;
56
57 /* buffer objects */
58 struct ww_acquire_ctx ticket;
59 struct amdgpu_bo_list *bo_list;
60 struct amdgpu_mn *mn;
61 struct amdgpu_bo_list_entry vm_pd;
62 struct list_head validated;
63 struct dma_fence *fence;
64 uint64_t bytes_moved_threshold;
65 uint64_t bytes_moved_vis_threshold;
66 uint64_t bytes_moved;
67 uint64_t bytes_moved_vis;
68
69 /* user fence */
70 struct amdgpu_bo_list_entry uf_entry;
71
72 unsigned num_post_deps;
73 struct amdgpu_cs_post_dep *post_deps;
74};
75
76int amdgpu_cs_find_mapping(struct amdgpu_cs_parser *parser,
77 uint64_t addr, struct amdgpu_bo **bo,
78 struct amdgpu_bo_va_mapping **mapping);
79
80#endif