[libcamera-devel] [PATCH v4 01/11] [DNI] include: linux: Extend VIDIOC_ENUM_FMT to support MC-centric devices

[Laurent Pinchart]

This is an experimental change that hasn't been accepted in mainline
yet. The commit corresponds to the userspace API extensions from v6 1/5
and 2/5, as posted to the linux-media mailing list ([1]).

[1] https://lore.kernel.org/linux-media/20200319004701.30416-1-laurent.pinchart@ideasonboard.com/

Signed-off-by: Laurent Pinchart <laurent.pinchart at ideasonboard.com>
---
 include/linux/videodev2.h | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h
index ab40b3272ed2..66f34fc05e3e 100644
--- a/include/linux/videodev2.h
+++ b/include/linux/videodev2.h
@@ -476,6 +476,8 @@ struct v4l2_capability {
 
 #define V4L2_CAP_TOUCH                  0x10000000  /* Is a touch device */
 
+#define V4L2_CAP_IO_MC			0x20000000  /* Is input/output controlled by the media controller */
+
 #define V4L2_CAP_DEVICE_CAPS            0x80000000  /* sets device capabilities field */
 
 /*
@@ -769,7 +771,8 @@ struct v4l2_fmtdesc {
 	__u32               flags;
 	__u8		    description[32];   /* Description string */
 	__u32		    pixelformat;       /* Format fourcc      */
-	__u32		    reserved[4];
+	__u32		    mbus_code;		/* Media bus code    */
+	__u32		    reserved[3];
 };
 
 #define V4L2_FMT_FLAG_COMPRESSED		0x0001
-- 
Regards,

Laurent Pinchart