Commit 7c3e1ec1 authored Feb 05, 2016 by Javier Martinez Canillas Committed by Mauro Carvalho Chehab Feb 10, 2016

[media] v4l2-async: call registered_async after subdev registration

V4L2 sub-devices might need to do initialization that depends on being
registered with a V4L2 device. As an example, sub-devices with Media
Controller support may need to register entities and create pad links.

Execute the registered_async callback after the sub-device has been
registered with the V4L2 device so the driver can do any needed init.

Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

parent 798bd945

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

+7 −0

Original line number	Diff line number	Diff line
		@@ -119,6 +119,13 @@ static int v4l2_async_test_notify(struct v4l2_async_notifier *notifier,
		return ret;
		}

		ret = v4l2_subdev_call(sd, core, registered_async);
		if (ret < 0) {
		if (notifier->unbind)
		notifier->unbind(notifier, sd, asd);
		return ret;
		}

		if (list_empty(&notifier->waiting) && notifier->complete)
		return notifier->complete(notifier);