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b2df26c10b
this patch adds exynos specific codes for DRM Prime feature. with this patch, user application can get file descriptor from gem handle through DRM_IOCTL_PRIME_HANDLE_TO_FD ioctl command(export) and also gem handle from file descriptor through DRM_IOCTL_PRIME_FD_TO_HANLDE(import) ioctl command. Signed-off-by: Inki Dae <inki.dae@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
40 lines
1.6 KiB
C
40 lines
1.6 KiB
C
/* exynos_drm_dmabuf.h
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*
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* Copyright (c) 2012 Samsung Electronics Co., Ltd.
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* Author: Inki Dae <inki.dae@samsung.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef _EXYNOS_DRM_DMABUF_H_
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#define _EXYNOS_DRM_DMABUF_H_
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#ifdef CONFIG_DRM_EXYNOS_DMABUF
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struct dma_buf *exynos_dmabuf_prime_export(struct drm_device *drm_dev,
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struct drm_gem_object *obj, int flags);
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struct drm_gem_object *exynos_dmabuf_prime_import(struct drm_device *drm_dev,
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struct dma_buf *dma_buf);
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#else
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#define exynos_dmabuf_prime_export NULL
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#define exynos_dmabuf_prime_import NULL
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#endif
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#endif
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