diff --git a/original/linux/msm_mdp.h b/original/linux/msm_mdp.h
index cca6185..1305fe7 100755
--- a/original/linux/msm_mdp.h
+++ b/original/linux/msm_mdp.h
@@ -71,6 +71,8 @@
 #define MSMFB_OVERLAY_VSYNC_CTRL _IOW(MSMFB_IOCTL_MAGIC, 160, unsigned int)
 #define MSMFB_VSYNC_CTRL  _IOW(MSMFB_IOCTL_MAGIC, 161, unsigned int)
 #define MSMFB_BUFFER_SYNC  _IOW(MSMFB_IOCTL_MAGIC, 162, struct mdp_buf_sync)
+#define MSMFB_OVERLAY_COMMIT      _IOW(MSMFB_IOCTL_MAGIC, 163, unsigned int)
+
 #define FB_TYPE_3D_PANEL 0x10101010
 #define MDP_IMGTYPE2_START 0x10000
 #define MSMFB_DRIVER_VERSION	0xF9E8D701