Commit 588f4ee7 authored by Hans Verkuil's avatar Hans Verkuil Committed by Mauro Carvalho Chehab
Browse files

media: add flags field to struct media_v2_entity 



The v2 entity structure never exposed the entity flags, which made it
impossible to detect connector or default entities.

It is really trivial to just expose this information, so implement this.

Signed-off-by: default avatarHans Verkuil <hansverk@cisco.com>
Acked-by: default avatarSakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab+samsung@kernel.org>
parent b0549006

drivers/media/media-device.c

+1 −0
Original line number Diff line number Diff line
@@ -266,6 +266,7 @@ static long media_device_get_topology(struct media_device *mdev, void *arg) 
		memset(&kentity, 0, sizeof(kentity));

		kentity.id = entity->graph_obj.id;

		kentity.function = entity->function;

		kentity.flags = entity->flags;

		strlcpy(kentity.name, entity->name,

			sizeof(kentity.name));

include/uapi/linux/media.h

+11 −1
Original line number Diff line number Diff line
@@ -280,11 +280,21 @@ struct media_links_enum { 
 * MC next gen API definitions

 */



/*

 * Appeared in 4.19.0.

 *

 * The media_version argument comes from the media_version field in

 * struct media_device_info.

 */

#define MEDIA_V2_ENTITY_HAS_FLAGS(media_version) \

	((media_version) >= ((4 << 16) | (19 << 8) | 0))



struct media_v2_entity {

	__u32 id;

	char name[64];

	__u32 function;		/* Main function of the entity */

	__u32 reserved[6];

	__u32 flags;

	__u32 reserved[5];

} __attribute__ ((packed));



/* Should match the specific fields at media_intf_devnode */

CRA Git | Maintained and supported by SUSTech CRA and CCSE