[PATCH] virtgpu: Update kernel header

[Robert Foss]

Hey Gurchetan,

Thanks for sending this in!

Reviewed-by: Robert Foss <robert.foss at collabora.com>

On 2/28/19 1:52 AM, Gurchetan Singh wrote:
> Generated using make headers_install.
> 
> This brings in the in/out fence support for explicit
> synchronization.
> 
> v2: don't use experimental kernel branch
> 
> Signed-off-by: Gurchetan Singh <gurchetansingh at chromium.org>
> ---
>   include/drm/virtgpu_drm.h | 13 ++++++++++---
>   1 file changed, 10 insertions(+), 3 deletions(-)
> 
> diff --git a/include/drm/virtgpu_drm.h b/include/drm/virtgpu_drm.h
> index 9a781f06..f06a789f 100644
> --- a/include/drm/virtgpu_drm.h
> +++ b/include/drm/virtgpu_drm.h
> @@ -47,6 +47,13 @@ extern "C" {
>   #define DRM_VIRTGPU_WAIT     0x08
>   #define DRM_VIRTGPU_GET_CAPS  0x09
>   
> +#define VIRTGPU_EXECBUF_FENCE_FD_IN	0x01
> +#define VIRTGPU_EXECBUF_FENCE_FD_OUT	0x02
> +#define VIRTGPU_EXECBUF_FLAGS  (\
> +		VIRTGPU_EXECBUF_FENCE_FD_IN |\
> +		VIRTGPU_EXECBUF_FENCE_FD_OUT |\
> +		0)
> +
>   struct drm_virtgpu_map {
>   	__u64 offset; /* use for mmap system call */
>   	__u32 handle;
> @@ -54,12 +61,12 @@ struct drm_virtgpu_map {
>   };
>   
>   struct drm_virtgpu_execbuffer {
> -	__u32		flags;		/* for future use */
> +	__u32 flags;
>   	__u32 size;
>   	__u64 command; /* void* */
>   	__u64 bo_handles;
>   	__u32 num_bo_handles;
> -	__u32 pad;
> +	__s32 fence_fd; /* in/out fence fd (see VIRTGPU_EXECBUF_FENCE_FD_IN/OUT) */
>   };
>   
>   #define VIRTGPU_PARAM_3D_FEATURES 1 /* do we have 3D features in the hw */
> @@ -137,7 +144,7 @@ struct drm_virtgpu_get_caps {
>   	DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_MAP, struct drm_virtgpu_map)
>   
>   #define DRM_IOCTL_VIRTGPU_EXECBUFFER \
> -	DRM_IOW(DRM_COMMAND_BASE + DRM_VIRTGPU_EXECBUFFER,\
> +	DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_EXECBUFFER,\
>   		struct drm_virtgpu_execbuffer)
>   
>   #define DRM_IOCTL_VIRTGPU_GETPARAM \
>