diff --git a/include/media/cx25840.h b/include/media/cx25840.h
index 46d1a141208e..783c5bdd63eb 100644
--- a/include/media/cx25840.h
+++ b/include/media/cx25840.h
@@ -85,6 +85,7 @@ enum cx25840_video_input {
 	CX25840_NONE1_CH3 = 0x800000c0,
 	CX25840_SVIDEO_ON = 0x80000100,
 	CX25840_COMPONENT_ON = 0x80000200,
+	CX25840_DIF_ON = 0x80000400,
 };
 
 enum cx25840_audio_input {