/*
* Copyright (c) 2011 Samsung Electronics Co., Ltd.
* Authors:
* Inki Dae <inki.dae@samsung.com>
* Joonyoung Shim <jy0922.shim@samsung.com>
* Seung-Woo Kim <sw0312.kim@samsung.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef _EXYNOS_DRM_FB_H_
#define _EXYNOS_DRM_FB_H
static inline int exynos_drm_format_num_buffers(uint32_t format)
{
switch (format) {
case DRM_FORMAT_NV12M:
case DRM_FORMAT_NV12MT:
return 2;
case DRM_FORMAT_YUV420M:
return 3;
default:
return 1;
}
}
struct drm_framebuffer *
exynos_drm_framebuffer_init(struct drm_device *dev,
struct drm_mode_fb_cmd2 *mode_cmd,
struct drm_gem_object *obj);
/* get memory information of a drm framebuffer */
struct exynos_drm_gem_buf *exynos_drm_fb_buffer(struct drm_framebuffer *fb,
int index);
void exynos_drm_mode_config_init(struct drm_device *dev);
#endif
