Commit 897c45df authored by Sakari Ailus's avatar Sakari Ailus Committed by Mauro Carvalho Chehab
Browse files

media: Add CSI-2 bus configuration to frame descriptors 



Add CSI-2 bus specific configuration to the frame descriptors. This allows
obtaining the virtual channel and data type information for each stream
the transmitter is sending.

Signed-off-by: default avatarSakari Ailus <sakari.ailus@linux.intel.com>
Reviewed-by: default avatarNiklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Reviewed-by: default avatarJacopo Mondi <jacopo+renesas@jmondi.org>
Signed-off-by: default avatarTomi Valkeinen <tomi.valkeinen@ideasonboard.com>
Reviewed-by: default avatarLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@kernel.org>
parent a34cc79c

include/media/v4l2-subdev.h

+16 −0
Original line number Diff line number Diff line
@@ -312,6 +312,17 @@ struct v4l2_subdev_audio_ops { 
	int (*s_stream)(struct v4l2_subdev *sd, int enable);

};



/**

 * struct v4l2_mbus_frame_desc_entry_csi2

 *

 * @vc: CSI-2 virtual channel

 * @dt: CSI-2 data type ID

 */

struct v4l2_mbus_frame_desc_entry_csi2 {

	u8 vc;

	u8 dt;

};



/**

 * enum v4l2_mbus_frame_desc_flags - media bus frame description flags

 *
@@ -335,11 +346,16 @@ enum v4l2_mbus_frame_desc_flags { 
 *		%FRAME_DESC_FL_BLOB is not set.

 * @length:	number of octets per frame, valid if @flags

 *		%V4L2_MBUS_FRAME_DESC_FL_LEN_MAX is set.

 * @bus:	Bus-specific frame descriptor parameters

 * @bus.csi2:	CSI-2-specific bus configuration

 */

struct v4l2_mbus_frame_desc_entry {

	enum v4l2_mbus_frame_desc_flags flags;

	u32 pixelcode;

	u32 length;

	union {

		struct v4l2_mbus_frame_desc_entry_csi2 csi2;

	} bus;

};



#define V4L2_FRAME_DESC_ENTRY_MAX	4