1 files changed, 8 insertions, 0 deletions

diff --git a/include/drm/vmwgfx_drm.h b/include/drm/vmwgfx_drm.h
index dfaf3c2d2c8e..c7645f480d12 100644
--- a/include/drm/vmwgfx_drm.h
+++ b/include/drm/vmwgfx_drm.h
@@ -303,15 +303,23 @@ union drm_vmw_surface_reference_arg {
  * to the nearest kernel tick.
  * @fence_rep: User-space address of a struct drm_vmw_fence_rep cast to an
  * uint64_t.
+ * @version: Allows expanding the execbuf ioctl parameters without breaking
+ * backwards compatibility, since user-space will always tell the kernel
+ * which version it uses.
+ * @flags: Execbuf flags. None currently.
  *
  * Argument to the DRM_VMW_EXECBUF Ioctl.
  */
 
+#define DRM_VMW_EXECBUF_VERSION 0
+
 struct drm_vmw_execbuf_arg {
         uint64_t commands;
         uint32_t command_size;
         uint32_t throttle_us;
         uint64_t fence_rep;
+         uint32_t version;
+         uint32_t flags;
 };
 
 /**