include/uapi/drm/vgem_drm.h

   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)
  33 extern "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
  45 struct 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
  53 struct 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_ */