drivers/gpu/drm/exynos/exynos_drm_dmabuf.h

   1 /* exynos_drm_dmabuf.h
   2  *
   3  * Copyright (c) 2012 Samsung Electronics Co., Ltd.
   4  * Author: Inki Dae <inki.dae@samsung.com>
   5  *
   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:
  12  *
  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
  15  * Software.
  16  *
  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.
  24  */
  25
  26 #ifndef _EXYNOS_DRM_DMABUF_H_
  27 #define _EXYNOS_DRM_DMABUF_H_
  28
  29 #ifdef CONFIG_DRM_EXYNOS_DMABUF
  30 struct dma_buf *exynos_dmabuf_prime_export(struct drm_device *drm_dev,
  31                                 struct drm_gem_object *obj, int flags);
  32
  33 struct drm_gem_object *exynos_dmabuf_prime_import(struct drm_device *drm_dev,
  34                                                 struct dma_buf *dma_buf);
  35 #else
  36 #define exynos_dmabuf_prime_export              NULL
  37 #define exynos_dmabuf_prime_import              NULL
  38 #endif
  39 #endif