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d38ceaf9 AD |
1 | /* |
2 | * Copyright 2008 Advanced Micro Devices, Inc. | |
3 | * Copyright 2008 Red Hat Inc. | |
4 | * Copyright 2009 Jerome Glisse. | |
5 | * | |
6 | * Permission is hereby granted, free of charge, to any person obtaining a | |
7 | * copy of this software and associated documentation files (the "Software"), | |
8 | * to deal in the Software without restriction, including without limitation | |
9 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
10 | * and/or sell copies of the Software, and to permit persons to whom the | |
11 | * Software is furnished to do so, subject to the following conditions: | |
12 | * | |
13 | * The above copyright notice and this permission notice shall be included in | |
14 | * all copies or substantial portions of the Software. | |
15 | * | |
16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
19 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR | |
20 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, | |
21 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR | |
22 | * OTHER DEALINGS IN THE SOFTWARE. | |
23 | * | |
24 | * Authors: Dave Airlie | |
25 | * Alex Deucher | |
26 | * Jerome Glisse | |
27 | */ | |
28 | #ifndef __AMDGPU_OBJECT_H__ | |
29 | #define __AMDGPU_OBJECT_H__ | |
30 | ||
31 | #include <drm/amdgpu_drm.h> | |
32 | #include "amdgpu.h" | |
33 | ||
34 | /** | |
35 | * amdgpu_mem_type_to_domain - return domain corresponding to mem_type | |
36 | * @mem_type: ttm memory type | |
37 | * | |
38 | * Returns corresponding domain of the ttm mem_type | |
39 | */ | |
40 | static inline unsigned amdgpu_mem_type_to_domain(u32 mem_type) | |
41 | { | |
42 | switch (mem_type) { | |
43 | case TTM_PL_VRAM: | |
44 | return AMDGPU_GEM_DOMAIN_VRAM; | |
45 | case TTM_PL_TT: | |
46 | return AMDGPU_GEM_DOMAIN_GTT; | |
47 | case TTM_PL_SYSTEM: | |
48 | return AMDGPU_GEM_DOMAIN_CPU; | |
49 | case AMDGPU_PL_GDS: | |
50 | return AMDGPU_GEM_DOMAIN_GDS; | |
51 | case AMDGPU_PL_GWS: | |
52 | return AMDGPU_GEM_DOMAIN_GWS; | |
53 | case AMDGPU_PL_OA: | |
54 | return AMDGPU_GEM_DOMAIN_OA; | |
55 | default: | |
56 | break; | |
57 | } | |
58 | return 0; | |
59 | } | |
60 | ||
61 | /** | |
62 | * amdgpu_bo_reserve - reserve bo | |
63 | * @bo: bo structure | |
64 | * @no_intr: don't return -ERESTARTSYS on pending signal | |
65 | * | |
66 | * Returns: | |
67 | * -ERESTARTSYS: A wait for the buffer to become unreserved was interrupted by | |
68 | * a signal. Release all buffer reservations and return to user-space. | |
69 | */ | |
70 | static inline int amdgpu_bo_reserve(struct amdgpu_bo *bo, bool no_intr) | |
71 | { | |
72 | int r; | |
73 | ||
74 | r = ttm_bo_reserve(&bo->tbo, !no_intr, false, false, 0); | |
75 | if (unlikely(r != 0)) { | |
76 | if (r != -ERESTARTSYS) | |
77 | dev_err(bo->adev->dev, "%p reserve failed\n", bo); | |
78 | return r; | |
79 | } | |
80 | return 0; | |
81 | } | |
82 | ||
83 | static inline void amdgpu_bo_unreserve(struct amdgpu_bo *bo) | |
84 | { | |
85 | ttm_bo_unreserve(&bo->tbo); | |
86 | } | |
87 | ||
88 | /** | |
89 | * amdgpu_bo_gpu_offset - return GPU offset of bo | |
90 | * @bo: amdgpu object for which we query the offset | |
91 | * | |
92 | * Returns current GPU offset of the object. | |
93 | * | |
94 | * Note: object should either be pinned or reserved when calling this | |
95 | * function, it might be useful to add check for this for debugging. | |
96 | */ | |
97 | static inline u64 amdgpu_bo_gpu_offset(struct amdgpu_bo *bo) | |
98 | { | |
191caba6 | 99 | WARN_ON_ONCE(bo->tbo.mem.mem_type == TTM_PL_SYSTEM); |
d38ceaf9 AD |
100 | return bo->tbo.offset; |
101 | } | |
102 | ||
103 | static inline unsigned long amdgpu_bo_size(struct amdgpu_bo *bo) | |
104 | { | |
105 | return bo->tbo.num_pages << PAGE_SHIFT; | |
106 | } | |
107 | ||
108 | static inline unsigned amdgpu_bo_ngpu_pages(struct amdgpu_bo *bo) | |
109 | { | |
110 | return (bo->tbo.num_pages << PAGE_SHIFT) / AMDGPU_GPU_PAGE_SIZE; | |
111 | } | |
112 | ||
113 | static inline unsigned amdgpu_bo_gpu_page_alignment(struct amdgpu_bo *bo) | |
114 | { | |
115 | return (bo->tbo.mem.page_alignment << PAGE_SHIFT) / AMDGPU_GPU_PAGE_SIZE; | |
116 | } | |
117 | ||
118 | /** | |
119 | * amdgpu_bo_mmap_offset - return mmap offset of bo | |
120 | * @bo: amdgpu object for which we query the offset | |
121 | * | |
122 | * Returns mmap offset of the object. | |
123 | */ | |
124 | static inline u64 amdgpu_bo_mmap_offset(struct amdgpu_bo *bo) | |
125 | { | |
126 | return drm_vma_node_offset_addr(&bo->tbo.vma_node); | |
127 | } | |
128 | ||
129 | int amdgpu_bo_create(struct amdgpu_device *adev, | |
130 | unsigned long size, int byte_align, | |
131 | bool kernel, u32 domain, u64 flags, | |
132 | struct sg_table *sg, | |
72d7668b | 133 | struct reservation_object *resv, |
d38ceaf9 | 134 | struct amdgpu_bo **bo_ptr); |
7e5a547f CZ |
135 | int amdgpu_bo_create_restricted(struct amdgpu_device *adev, |
136 | unsigned long size, int byte_align, | |
137 | bool kernel, u32 domain, u64 flags, | |
138 | struct sg_table *sg, | |
139 | struct ttm_placement *placement, | |
72d7668b | 140 | struct reservation_object *resv, |
7e5a547f | 141 | struct amdgpu_bo **bo_ptr); |
d38ceaf9 AD |
142 | int amdgpu_bo_kmap(struct amdgpu_bo *bo, void **ptr); |
143 | void amdgpu_bo_kunmap(struct amdgpu_bo *bo); | |
144 | struct amdgpu_bo *amdgpu_bo_ref(struct amdgpu_bo *bo); | |
145 | void amdgpu_bo_unref(struct amdgpu_bo **bo); | |
146 | int amdgpu_bo_pin(struct amdgpu_bo *bo, u32 domain, u64 *gpu_addr); | |
147 | int amdgpu_bo_pin_restricted(struct amdgpu_bo *bo, u32 domain, | |
7e5a547f CZ |
148 | u64 min_offset, u64 max_offset, |
149 | u64 *gpu_addr); | |
d38ceaf9 AD |
150 | int amdgpu_bo_unpin(struct amdgpu_bo *bo); |
151 | int amdgpu_bo_evict_vram(struct amdgpu_device *adev); | |
d38ceaf9 AD |
152 | int amdgpu_bo_init(struct amdgpu_device *adev); |
153 | void amdgpu_bo_fini(struct amdgpu_device *adev); | |
154 | int amdgpu_bo_fbdev_mmap(struct amdgpu_bo *bo, | |
155 | struct vm_area_struct *vma); | |
156 | int amdgpu_bo_set_tiling_flags(struct amdgpu_bo *bo, u64 tiling_flags); | |
157 | void amdgpu_bo_get_tiling_flags(struct amdgpu_bo *bo, u64 *tiling_flags); | |
158 | int amdgpu_bo_set_metadata (struct amdgpu_bo *bo, void *metadata, | |
159 | uint32_t metadata_size, uint64_t flags); | |
160 | int amdgpu_bo_get_metadata(struct amdgpu_bo *bo, void *buffer, | |
161 | size_t buffer_size, uint32_t *metadata_size, | |
162 | uint64_t *flags); | |
163 | void amdgpu_bo_move_notify(struct ttm_buffer_object *bo, | |
164 | struct ttm_mem_reg *new_mem); | |
165 | int amdgpu_bo_fault_reserve_notify(struct ttm_buffer_object *bo); | |
e40a3115 | 166 | void amdgpu_bo_fence(struct amdgpu_bo *bo, struct fence *fence, |
d38ceaf9 AD |
167 | bool shared); |
168 | ||
169 | /* | |
170 | * sub allocation | |
171 | */ | |
172 | ||
173 | static inline uint64_t amdgpu_sa_bo_gpu_addr(struct amdgpu_sa_bo *sa_bo) | |
174 | { | |
175 | return sa_bo->manager->gpu_addr + sa_bo->soffset; | |
176 | } | |
177 | ||
178 | static inline void * amdgpu_sa_bo_cpu_addr(struct amdgpu_sa_bo *sa_bo) | |
179 | { | |
180 | return sa_bo->manager->cpu_ptr + sa_bo->soffset; | |
181 | } | |
182 | ||
183 | int amdgpu_sa_bo_manager_init(struct amdgpu_device *adev, | |
184 | struct amdgpu_sa_manager *sa_manager, | |
185 | unsigned size, u32 align, u32 domain); | |
186 | void amdgpu_sa_bo_manager_fini(struct amdgpu_device *adev, | |
187 | struct amdgpu_sa_manager *sa_manager); | |
188 | int amdgpu_sa_bo_manager_start(struct amdgpu_device *adev, | |
189 | struct amdgpu_sa_manager *sa_manager); | |
190 | int amdgpu_sa_bo_manager_suspend(struct amdgpu_device *adev, | |
191 | struct amdgpu_sa_manager *sa_manager); | |
bbf0b345 JZ |
192 | int amdgpu_sa_bo_new(struct amdgpu_sa_manager *sa_manager, |
193 | struct amdgpu_sa_bo **sa_bo, | |
194 | unsigned size, unsigned align); | |
d38ceaf9 AD |
195 | void amdgpu_sa_bo_free(struct amdgpu_device *adev, |
196 | struct amdgpu_sa_bo **sa_bo, | |
4ce9891e | 197 | struct fence *fence); |
d38ceaf9 AD |
198 | #if defined(CONFIG_DEBUG_FS) |
199 | void amdgpu_sa_bo_dump_debug_info(struct amdgpu_sa_manager *sa_manager, | |
200 | struct seq_file *m); | |
201 | #endif | |
202 | ||
203 | ||
204 | #endif |