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1 | /* | |
2 | * Copyright 2019 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_DMA_BUF_H__ | |
24 | #define __AMDGPU_DMA_BUF_H__ | |
25 | ||
26 | #include <drm/drm_gem.h> | |
27 | ||
28 | struct dma_buf *amdgpu_gem_prime_export(struct drm_gem_object *gobj, | |
29 | int flags); | |
30 | struct drm_gem_object *amdgpu_gem_prime_import(struct drm_device *dev, | |
31 | struct dma_buf *dma_buf); | |
32 | void *amdgpu_gem_prime_vmap(struct drm_gem_object *obj); | |
33 | void amdgpu_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr); | |
34 | int amdgpu_gem_prime_mmap(struct drm_gem_object *obj, | |
35 | struct vm_area_struct *vma); | |
36 | ||
37 | extern const struct dma_buf_ops amdgpu_dmabuf_ops; | |
38 | ||
39 | #endif |