1/* SPDX-License-Identifier: GPL-2.0 OR MIT */
 2
 3/*
 4 *  Xen para-virtual DRM device
 5 *
 6 * Copyright (C) 2016-2018 EPAM Systems Inc.
 7 *
 8 * Author: Oleksandr Andrushchenko <oleksandr_andrushchenko@epam.com>
 9 */
10
11#ifndef __XEN_DRM_FRONT_GEM_H
12#define __XEN_DRM_FRONT_GEM_H
13
14struct dma_buf_attachment;
15struct dma_buf_map;
16struct drm_device;
17struct drm_gem_object;
18struct file;
19struct sg_table;
20struct vm_area_struct;
21
22struct drm_gem_object *xen_drm_front_gem_create(struct drm_device *dev,
23						size_t size);
24
25struct drm_gem_object *
26xen_drm_front_gem_import_sg_table(struct drm_device *dev,
27				  struct dma_buf_attachment *attach,
28				  struct sg_table *sgt);
29
30struct sg_table *xen_drm_front_gem_get_sg_table(struct drm_gem_object *gem_obj);
31
32struct page **xen_drm_front_gem_get_pages(struct drm_gem_object *obj);
33
34void xen_drm_front_gem_free_object_unlocked(struct drm_gem_object *gem_obj);
35
36int xen_drm_front_gem_mmap(struct file *filp, struct vm_area_struct *vma);
37
38int xen_drm_front_gem_prime_vmap(struct drm_gem_object *gem_obj,
39				 struct dma_buf_map *map);
40
41void xen_drm_front_gem_prime_vunmap(struct drm_gem_object *gem_obj,
42				    struct dma_buf_map *map);
43
44int xen_drm_front_gem_prime_mmap(struct drm_gem_object *gem_obj,
45				 struct vm_area_struct *vma);
46
47#endif /* __XEN_DRM_FRONT_GEM_H */