1/*
2 * Copyright 2016 Intel Corporation
3 * All Rights Reserved.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the
7 * "Software"), to deal in the Software without restriction, including
8 * without limitation the rights to use, copy, modify, merge, publish,
9 * distribute, sub license, and/or sell copies of the Software, and to
10 * permit persons to whom the Software is furnished to do so, subject to
11 * the following conditions:
12 *
13 * The above copyright notice and this permission notice (including the
14 * next paragraph) shall be included in all copies or substantial portions
15 * of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
20 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
21 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
22 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
23 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24 *
25 */
26
27#ifndef _UAPI_VGEM_DRM_H_
28#define _UAPI_VGEM_DRM_H_
29
30#include "drm.h"
31
32#if defined(__cplusplus)
33extern "C" {
34#endif
35
36/* Please note that modifications to all structs defined here are
37 * subject to backwards-compatibility constraints.
38 */
39#define DRM_VGEM_FENCE_ATTACH 0x1
40#define DRM_VGEM_FENCE_SIGNAL 0x2
41
42#define DRM_IOCTL_VGEM_FENCE_ATTACH DRM_IOWR( DRM_COMMAND_BASE + DRM_VGEM_FENCE_ATTACH, struct drm_vgem_fence_attach)
43#define DRM_IOCTL_VGEM_FENCE_SIGNAL DRM_IOW( DRM_COMMAND_BASE + DRM_VGEM_FENCE_SIGNAL, struct drm_vgem_fence_signal)
44
45struct drm_vgem_fence_attach {
46 __u32 handle;
47 __u32 flags;
48#define VGEM_FENCE_WRITE 0x1
49 __u32 out_fence;
50 __u32 pad;
51};
52
53struct drm_vgem_fence_signal {
54 __u32 fence;
55 __u32 flags;
56};
57
58#if defined(__cplusplus)
59}
60#endif
61
62#endif /* _UAPI_VGEM_DRM_H_ */
63

source code of linux/include/uapi/drm/vgem_drm.h