[media] v4l2-mediabus.h: use two __u16 instead of two __u32

The ycbcr_enc and quantization fields do not need a __u32. Switch to
two __u16 types, thus preserving alignment and avoiding holes in the
struct. This makes one more __u32 available for future expansion.

Suggested by Sakari Ailus.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

diff --git a/include/uapi/linux/v4l2-mediabus.h b/include/uapi/linux/v4l2-mediabus.h
index 5a86d8e..26db206 100644 (file)
--- a/include/uapi/linux/v4l2-mediabus.h
+++ b/include/uapi/linux/v4l2-mediabus.h
@@ -31,9 +31,9 @@ struct v4l2_mbus_framefmt {
        __u32                   code;
        __u32                   field;
        __u32                   colorspace;
-       __u32                   ycbcr_enc;
-       __u32                   quantization;
-       __u32                   reserved[5];
+       __u16                   ycbcr_enc;
+       __u16                   quantization;
+       __u32                   reserved[6];
 };
 
 #ifndef __KERNEL__