1 | /* |
2 | * Copyright 2018 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_BO_LIST_H__ |
24 | #define __AMDGPU_BO_LIST_H__ |
25 | |
26 | #include <drm/amdgpu_drm.h> |
27 | |
28 | struct hmm_range; |
29 | |
30 | struct drm_file; |
31 | |
32 | struct amdgpu_device; |
33 | struct amdgpu_bo; |
34 | struct amdgpu_bo_va; |
35 | struct amdgpu_fpriv; |
36 | |
37 | struct amdgpu_bo_list_entry { |
38 | struct amdgpu_bo *bo; |
39 | struct amdgpu_bo_va *bo_va; |
40 | uint32_t priority; |
41 | struct page **user_pages; |
42 | struct hmm_range *range; |
43 | bool user_invalidated; |
44 | }; |
45 | |
46 | struct amdgpu_bo_list { |
47 | struct rcu_head rhead; |
48 | struct kref refcount; |
49 | struct amdgpu_bo *gds_obj; |
50 | struct amdgpu_bo *gws_obj; |
51 | struct amdgpu_bo *oa_obj; |
52 | unsigned first_userptr; |
53 | unsigned num_entries; |
54 | |
55 | /* Protect access during command submission. |
56 | */ |
57 | struct mutex bo_list_mutex; |
58 | |
59 | struct amdgpu_bo_list_entry entries[] __counted_by(num_entries); |
60 | }; |
61 | |
62 | int amdgpu_bo_list_get(struct amdgpu_fpriv *fpriv, int id, |
63 | struct amdgpu_bo_list **result); |
64 | void amdgpu_bo_list_put(struct amdgpu_bo_list *list); |
65 | int amdgpu_bo_create_list_entry_array(struct drm_amdgpu_bo_list_in *in, |
66 | struct drm_amdgpu_bo_list_entry **info_param); |
67 | |
68 | int amdgpu_bo_list_create(struct amdgpu_device *adev, |
69 | struct drm_file *filp, |
70 | struct drm_amdgpu_bo_list_entry *info, |
71 | size_t num_entries, |
72 | struct amdgpu_bo_list **list); |
73 | |
74 | #define amdgpu_bo_list_for_each_entry(e, list) \ |
75 | for (e = list->entries; \ |
76 | e != &list->entries[list->num_entries]; \ |
77 | ++e) |
78 | |
79 | #define amdgpu_bo_list_for_each_userptr_entry(e, list) \ |
80 | for (e = &list->entries[list->first_userptr]; \ |
81 | e != &list->entries[list->num_entries]; \ |
82 | ++e) |
83 | |
84 | #endif |
85 | |