1 files changed, 1 insertions, 0 deletions
diff --git a/include/drm/drm.h b/include/drm/drm.h
index 416673af..5fd24fcf 100644
--- a/include/drm/drm.h
+++ b/include/drm/drm.h
@@ -755,6 +755,7 @@ struct drm_event_vblank {
 };
 
 #define DRM_CAP_DUMB_BUFFER 0x1
+#define DRM_CAP_VBLANK_HIGH_CRTC   0x2
 
 /* typedef area */
 typedef struct drm_clip_rect drm_clip_rect_t;