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-rw-r--r--include/drm/drm_crtc.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index 683f1421a825..33ddedd36038 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -86,10 +86,12 @@ static inline uint64_t I642U64(int64_t val)
}
/* rotation property bits */
+#define DRM_ROTATE_MASK 0x0f
#define DRM_ROTATE_0 0
#define DRM_ROTATE_90 1
#define DRM_ROTATE_180 2
#define DRM_ROTATE_270 3
+#define DRM_REFLECT_MASK (~DRM_ROTATE_MASK)
#define DRM_REFLECT_X 4
#define DRM_REFLECT_Y 5