1/*	$NetBSD: amdgpu_dma_buf.h,v 1.4 2021/12/19 12:01:48 riastradh Exp $	*/
2
3/*
4 * Copyright 2019 Advanced Micro Devices, Inc.
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 */
25#ifndef __AMDGPU_DMA_BUF_H__
26#define __AMDGPU_DMA_BUF_H__
27
28#include <drm/drm_gem.h>
29
30struct dma_buf *amdgpu_gem_prime_export(struct drm_gem_object *gobj,
31					int flags);
32struct drm_gem_object *amdgpu_gem_prime_import(struct drm_device *dev,
33					    struct dma_buf *dma_buf);
34void *amdgpu_gem_prime_vmap(struct drm_gem_object *obj);
35void amdgpu_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
36#ifdef __NetBSD__
37int amdgpu_gem_prime_mmap(struct drm_gem_object *, off_t *, size_t, int,
38    int *, int *, struct uvm_object **, int *);
39#else
40int amdgpu_gem_prime_mmap(struct drm_gem_object *obj,
41			  struct vm_area_struct *vma);
42#endif
43
44extern const struct dma_buf_ops amdgpu_dmabuf_ops;
45
46#endif
47