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      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_ */
     63