Commit 765f6056 authored by Sakari Ailus's avatar Sakari Ailus Committed by Mauro Carvalho Chehab
Browse files

media: v4l: async: Try more connections 



When an async sub-device is registered, it used to be that the first one
of its connections were matched when found. Continue looking for matches
until a notifier no longer has any.

Signed-off-by: default avatarSakari Ailus <sakari.ailus@linux.intel.com>
Tested-by: Philipp Zabel <p.zabel@pengutronix.de> # imx6qp
Tested-by: Niklas Söderlund <niklas.soderlund@ragnatech.se> # rcar + adv746x
Tested-by: Aishwarya Kothari <aishwarya.kothari@toradex.com> # Apalis i.MX6Q with TC358743
Tested-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> # Renesas RZ/G2L SMARC
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@kernel.org>
parent cb8c9f31

drivers/media/v4l2-core/v4l2-async.c

+2 −2
Original line number Diff line number Diff line
@@ -789,6 +789,7 @@ int v4l2_async_register_subdev(struct v4l2_subdev *sd) 
		if (!v4l2_dev)

			continue;



again:

		asc = v4l2_async_find_match(notifier, sd);

		if (!asc)

			continue;
@@ -801,13 +802,12 @@ int v4l2_async_register_subdev(struct v4l2_subdev *sd) 
		if (ret)

			goto err_unbind;



		goto out_unlock;

		goto again;

	}



	/* None matched, wait for hot-plugging */

	list_add(&sd->async_list, &subdev_list);



out_unlock:

	mutex_unlock(&list_lock);



	return 0;