diff --git a/include/linux/amlogic/media/frame_provider/tvin/tvin.h b/include/linux/amlogic/media/frame_provider/tvin/tvin.h
index 25f5421b84b9..7b573cac015f 100644
--- a/include/linux/amlogic/media/frame_provider/tvin/tvin.h
+++ b/include/linux/amlogic/media/frame_provider/tvin/tvin.h
@@ -314,6 +314,7 @@ struct tvin_info_s {
 	enum tvin_color_fmt_e cfmt;
 	unsigned int fps;
 	unsigned int is_dvi;
+	unsigned int signal_type;
 };
 
 struct tvin_frontend_info_s {