diff options
Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_drm_buf.h')
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_buf.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_buf.h b/drivers/gpu/drm/exynos/exynos_drm_buf.h new file mode 100644 index 0000000..a6412f1 --- /dev/null +++ b/drivers/gpu/drm/exynos/exynos_drm_buf.h @@ -0,0 +1,33 @@ +/* exynos_drm_buf.h + * + * Copyright (c) 2011 Samsung Electronics Co., Ltd. + * Author: Inki Dae <inki.dae@samsung.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + */ + +#ifndef _EXYNOS_DRM_BUF_H_ +#define _EXYNOS_DRM_BUF_H_ + +/* create and initialize buffer object. */ +struct exynos_drm_gem_buf *exynos_drm_init_buf(struct drm_device *dev, + unsigned int size); + +/* destroy buffer object. */ +void exynos_drm_fini_buf(struct drm_device *dev, + struct exynos_drm_gem_buf *buffer); + +/* allocate physical memory region and setup sgt. */ +int exynos_drm_alloc_buf(struct drm_device *dev, + struct exynos_drm_gem_buf *buf, + unsigned int flags); + +/* release physical memory region, and sgt. */ +void exynos_drm_free_buf(struct drm_device *dev, + unsigned int flags, + struct exynos_drm_gem_buf *buffer); + +#endif |