V4L/DVB (10669): ov772x: Add image flip support

o ov772x_camera_info :: flags supports default image flip.
o V4L2_CID_VFLIP/HFLIP supports image flip for user side.
Thank Magnus for advice.

Signed-off-by: Kuninori Morimoto <morimoto.kuninori@renesas.com>
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/include/media/ov772x.h b/include/media/ov772x.h
index e391d55..57db48d 100644
--- a/include/media/ov772x.h
+++ b/include/media/ov772x.h
@@ -13,8 +13,13 @@
 
 #include <media/soc_camera.h>
 
+/* for flags */
+#define OV772X_FLAG_VFLIP     0x00000001 /* Vertical flip image */
+#define OV772X_FLAG_HFLIP     0x00000002 /* Horizontal flip image */
+
 struct ov772x_camera_info {
 	unsigned long          buswidth;
+	unsigned long          flags;
 	struct soc_camera_link link;
 };