2 * Copyright 2008 Advanced Micro Devices, Inc.
3 * Copyright 2008 Red Hat Inc.
4 * Copyright 2009 Jerome Glisse.
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:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
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.
24 * Authors: Dave Airlie
28 #ifndef __AMDGPU_OBJECT_H__
29 #define __AMDGPU_OBJECT_H__
31 #include <drm/amdgpu_drm.h>
35 * amdgpu_mem_type_to_domain - return domain corresponding to mem_type
36 * @mem_type: ttm memory type
38 * Returns corresponding domain of the ttm mem_type
40 static inline unsigned amdgpu_mem_type_to_domain(u32 mem_type)
44 return AMDGPU_GEM_DOMAIN_VRAM;
46 return AMDGPU_GEM_DOMAIN_GTT;
48 return AMDGPU_GEM_DOMAIN_CPU;
50 return AMDGPU_GEM_DOMAIN_GDS;
52 return AMDGPU_GEM_DOMAIN_GWS;
54 return AMDGPU_GEM_DOMAIN_OA;
62 * amdgpu_bo_reserve - reserve bo
64 * @no_intr: don't return -ERESTARTSYS on pending signal
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.
70 static inline int amdgpu_bo_reserve(struct amdgpu_bo *bo, bool no_intr)
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);
83 static inline void amdgpu_bo_unreserve(struct amdgpu_bo *bo)
85 ttm_bo_unreserve(&bo->tbo);
89 * amdgpu_bo_gpu_offset - return GPU offset of bo
90 * @bo: amdgpu object for which we query the offset
92 * Returns current GPU offset of the object.
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.
97 static inline u64 amdgpu_bo_gpu_offset(struct amdgpu_bo *bo)
99 return bo->tbo.offset;
102 static inline unsigned long amdgpu_bo_size(struct amdgpu_bo *bo)
104 return bo->tbo.num_pages << PAGE_SHIFT;
107 static inline unsigned amdgpu_bo_ngpu_pages(struct amdgpu_bo *bo)
109 return (bo->tbo.num_pages << PAGE_SHIFT) / AMDGPU_GPU_PAGE_SIZE;
112 static inline unsigned amdgpu_bo_gpu_page_alignment(struct amdgpu_bo *bo)
114 return (bo->tbo.mem.page_alignment << PAGE_SHIFT) / AMDGPU_GPU_PAGE_SIZE;
118 * amdgpu_bo_mmap_offset - return mmap offset of bo
119 * @bo: amdgpu object for which we query the offset
121 * Returns mmap offset of the object.
123 static inline u64 amdgpu_bo_mmap_offset(struct amdgpu_bo *bo)
125 return drm_vma_node_offset_addr(&bo->tbo.vma_node);
128 int amdgpu_bo_create(struct amdgpu_device *adev,
129 unsigned long size, int byte_align,
130 bool kernel, u32 domain, u64 flags,
132 struct amdgpu_bo **bo_ptr);
133 int amdgpu_bo_create_restricted(struct amdgpu_device *adev,
134 unsigned long size, int byte_align,
135 bool kernel, u32 domain, u64 flags,
137 struct ttm_placement *placement,
138 struct amdgpu_bo **bo_ptr);
139 int amdgpu_bo_kmap(struct amdgpu_bo *bo, void **ptr);
140 void amdgpu_bo_kunmap(struct amdgpu_bo *bo);
141 struct amdgpu_bo *amdgpu_bo_ref(struct amdgpu_bo *bo);
142 void amdgpu_bo_unref(struct amdgpu_bo **bo);
143 int amdgpu_bo_pin(struct amdgpu_bo *bo, u32 domain, u64 *gpu_addr);
144 int amdgpu_bo_pin_restricted(struct amdgpu_bo *bo, u32 domain,
145 u64 min_offset, u64 max_offset,
147 int amdgpu_bo_unpin(struct amdgpu_bo *bo);
148 int amdgpu_bo_evict_vram(struct amdgpu_device *adev);
149 void amdgpu_bo_force_delete(struct amdgpu_device *adev);
150 int amdgpu_bo_init(struct amdgpu_device *adev);
151 void amdgpu_bo_fini(struct amdgpu_device *adev);
152 int amdgpu_bo_fbdev_mmap(struct amdgpu_bo *bo,
153 struct vm_area_struct *vma);
154 int amdgpu_bo_set_tiling_flags(struct amdgpu_bo *bo, u64 tiling_flags);
155 void amdgpu_bo_get_tiling_flags(struct amdgpu_bo *bo, u64 *tiling_flags);
156 int amdgpu_bo_set_metadata (struct amdgpu_bo *bo, void *metadata,
157 uint32_t metadata_size, uint64_t flags);
158 int amdgpu_bo_get_metadata(struct amdgpu_bo *bo, void *buffer,
159 size_t buffer_size, uint32_t *metadata_size,
161 void amdgpu_bo_move_notify(struct ttm_buffer_object *bo,
162 struct ttm_mem_reg *new_mem);
163 int amdgpu_bo_fault_reserve_notify(struct ttm_buffer_object *bo);
164 void amdgpu_bo_fence(struct amdgpu_bo *bo, struct amdgpu_fence *fence,
171 static inline uint64_t amdgpu_sa_bo_gpu_addr(struct amdgpu_sa_bo *sa_bo)
173 return sa_bo->manager->gpu_addr + sa_bo->soffset;
176 static inline void * amdgpu_sa_bo_cpu_addr(struct amdgpu_sa_bo *sa_bo)
178 return sa_bo->manager->cpu_ptr + sa_bo->soffset;
181 int amdgpu_sa_bo_manager_init(struct amdgpu_device *adev,
182 struct amdgpu_sa_manager *sa_manager,
183 unsigned size, u32 align, u32 domain);
184 void amdgpu_sa_bo_manager_fini(struct amdgpu_device *adev,
185 struct amdgpu_sa_manager *sa_manager);
186 int amdgpu_sa_bo_manager_start(struct amdgpu_device *adev,
187 struct amdgpu_sa_manager *sa_manager);
188 int amdgpu_sa_bo_manager_suspend(struct amdgpu_device *adev,
189 struct amdgpu_sa_manager *sa_manager);
190 int amdgpu_sa_bo_new(struct amdgpu_device *adev,
191 struct amdgpu_sa_manager *sa_manager,
192 struct amdgpu_sa_bo **sa_bo,
193 unsigned size, unsigned align);
194 void amdgpu_sa_bo_free(struct amdgpu_device *adev,
195 struct amdgpu_sa_bo **sa_bo,
196 struct amdgpu_fence *fence);
197 #if defined(CONFIG_DEBUG_FS)
198 void amdgpu_sa_bo_dump_debug_info(struct amdgpu_sa_manager *sa_manager,