Commit a34cc79c authored by Sakari Ailus's avatar Sakari Ailus Committed by Mauro Carvalho Chehab
Browse files

media: Add bus type to frame descriptors 



Add the media bus type to the frame descriptor. CSI-2 specific
information will be added in next patch to the frame descriptor.

- Make the bus type a named enum

Signed-off-by: default avatarSakari Ailus <sakari.ailus@linux.intel.com>
Reviewed-by: default avatarNiklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Signed-off-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 18860529

include/media/v4l2-subdev.h

+20 −0
Original line number Diff line number Diff line
@@ -344,12 +344,32 @@ struct v4l2_mbus_frame_desc_entry { 


#define V4L2_FRAME_DESC_ENTRY_MAX	4



/**

 * enum v4l2_mbus_frame_desc_type - media bus frame description type

 *

 * @V4L2_MBUS_FRAME_DESC_TYPE_UNDEFINED:

 *	Undefined frame desc type. Drivers should not use this, it is

 *	for backwards compatibility.

 * @V4L2_MBUS_FRAME_DESC_TYPE_PARALLEL:

 *	Parallel media bus.

 * @V4L2_MBUS_FRAME_DESC_TYPE_CSI2:

 *	CSI-2 media bus. Frame desc parameters must be set in

 *	&struct v4l2_mbus_frame_desc_entry->csi2.

 */

enum v4l2_mbus_frame_desc_type {

	V4L2_MBUS_FRAME_DESC_TYPE_UNDEFINED = 0,

	V4L2_MBUS_FRAME_DESC_TYPE_PARALLEL,

	V4L2_MBUS_FRAME_DESC_TYPE_CSI2,

};



/**

 * struct v4l2_mbus_frame_desc - media bus data frame description

 * @type: type of the bus (enum v4l2_mbus_frame_desc_type)

 * @entry: frame descriptors array

 * @num_entries: number of entries in @entry array

 */

struct v4l2_mbus_frame_desc {

	enum v4l2_mbus_frame_desc_type type;

	struct v4l2_mbus_frame_desc_entry entry[V4L2_FRAME_DESC_ENTRY_MAX];

	unsigned short num_entries;

};