[media] fc0012: add RF loop through

Signed-off-by: Antti Palosaari <crope@iki.fi>
Acked-by: Hans-Frieder Vogt <hfvogt@gmx.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/tuners/fc0012.h b/drivers/media/tuners/fc0012.h
index 41946f8..891d66d 100644
--- a/drivers/media/tuners/fc0012.h
+++ b/drivers/media/tuners/fc0012.h
@@ -36,6 +36,11 @@
 	enum fc001x_xtal_freq xtal_freq;
 
 	int dual_master;
+
+	/*
+	 * RF loop-through
+	 */
+	bool loop_through;
 };
 
 #if defined(CONFIG_MEDIA_TUNER_FC0012) || \