[media] adv7180: Add g_tvnorms operation

The ADV7180 supports NTSC, PAL and SECAM.
Signed-off-by: NNiklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Signed-off-by: NHans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: NMauro Carvalho Chehab <mchehab@osg.samsung.com>

drivers/media/i2c/adv7180.c

@@ -741,6 +741,12 @@ static int adv7180_cropcap(struct v4l2_subdev *sd, struct v4l2_cropcap *cropcap)
 	return 0;
 }
 
+static int adv7180_g_tvnorms(struct v4l2_subdev *sd, v4l2_std_id *norm)
+{
+	*norm = V4L2_STD_ALL;
+	return 0;
+}
+
 static const struct v4l2_subdev_video_ops adv7180_video_ops = {
 	.s_std = adv7180_s_std,
 	.g_std = adv7180_g_std,
@@ -749,9 +755,9 @@ static const struct v4l2_subdev_video_ops adv7180_video_ops = {
 	.s_routing = adv7180_s_routing,
 	.g_mbus_config = adv7180_g_mbus_config,
 	.cropcap = adv7180_cropcap,
+	.g_tvnorms = adv7180_g_tvnorms,
 };
 
-
 static const struct v4l2_subdev_core_ops adv7180_core_ops = {
 	.s_power = adv7180_s_power,
 };