V4L/DVB: v4l2-mediabus.h: add two helper functions

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/include/media/v4l2-mediabus.h b/include/media/v4l2-mediabus.h
index 0dbe02a..d8e1608 100644
--- a/include/media/v4l2-mediabus.h
+++ b/include/media/v4l2-mediabus.h
@@ -58,4 +58,24 @@
 	enum v4l2_colorspace		colorspace;
 };
 
+static inline void v4l2_fill_pix_format(struct v4l2_pix_format *pix_fmt,
+				const struct v4l2_mbus_framefmt *mbus_fmt)
+{
+	pix_fmt->width = mbus_fmt->width;
+	pix_fmt->height = mbus_fmt->height;
+	pix_fmt->field = mbus_fmt->field;
+	pix_fmt->colorspace = mbus_fmt->colorspace;
+}
+
+static inline void v4l2_fill_mbus_format(struct v4l2_mbus_framefmt *mbus_fmt,
+			   const struct v4l2_pix_format *pix_fmt,
+			   enum v4l2_mbus_pixelcode code)
+{
+	mbus_fmt->width = pix_fmt->width;
+	mbus_fmt->height = pix_fmt->height;
+	mbus_fmt->field = pix_fmt->field;
+	mbus_fmt->colorspace = pix_fmt->colorspace;
+	mbus_fmt->code = code;
+}
+
 #endif