1/* exynos_drm_buf.h
 2 *
 3 * Copyright (c) 2011 Samsung Electronics Co., Ltd.
 4 * Author: Inki Dae <inki.dae@samsung.com>
 5 *
 6 * This program is free software; you can redistribute  it and/or modify it
 7 * under  the terms of  the GNU General  Public License as published by the
 8 * Free Software Foundation;  either version 2 of the  License, or (at your
 9 * option) any later version.
10 */
11
12#ifndef _EXYNOS_DRM_BUF_H_
13#define _EXYNOS_DRM_BUF_H_
14
15/* create and initialize buffer object. */
16struct exynos_drm_gem_buf *exynos_drm_init_buf(struct drm_device *dev,
17						unsigned int size);
18
19/* destroy buffer object. */
20void exynos_drm_fini_buf(struct drm_device *dev,
21				struct exynos_drm_gem_buf *buffer);
22
23/* allocate physical memory region and setup sgt. */
24int exynos_drm_alloc_buf(struct drm_device *dev,
25				struct exynos_drm_gem_buf *buf,
26				unsigned int flags);
27
28/* release physical memory region, and sgt. */
29void exynos_drm_free_buf(struct drm_device *dev,
30				unsigned int flags,
31				struct exynos_drm_gem_buf *buffer);
32
33#endif