3 * Copyright (c) 2011 Samsung Electronics Co., Ltd.
4 * Author: Inki Dae <inki.dae@samsung.com>
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 (including the next
14 * paragraph) shall be included in all copies or substantial portions of the
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
21 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
22 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
23 * OTHER DEALINGS IN THE SOFTWARE.
26 #ifndef _EXYNOS_DRM_BUF_H_
27 #define _EXYNOS_DRM_BUF_H_
29 /* create and initialize buffer object. */
30 struct exynos_drm_gem_buf *exynos_drm_init_buf(struct drm_device *dev,
33 /* destroy buffer object. */
34 void exynos_drm_fini_buf(struct drm_device *dev,
35 struct exynos_drm_gem_buf *buffer);
37 /* allocate physical memory region and setup sgt. */
38 int exynos_drm_alloc_buf(struct drm_device *dev,
39 struct exynos_drm_gem_buf *buf,
42 /* release physical memory region, and sgt. */
43 void exynos_drm_free_buf(struct drm_device *dev,
45 struct exynos_drm_gem_buf *buffer);