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[media] adv7604: Add support for asynchronous probing 

Register the device with the v4l2 asynchronous probing framework to
support asynchronous instantiation systems such as DT.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
This commit is contained in:
Lars-Peter Clausen 2013-11-25 16:18:02 -03:00 committed by Mauro Carvalho Chehab
parent e5e749dfa8
commit bedc3939dc
1 changed files with 6 additions and 0 deletions
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6
drivers/media/i2c/adv7604.c
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@ -2333,6 +2333,11 @@ static int adv7604_probe(struct i2c_client *client,
goto err_entity;
v4l2_info(sd, "%s found @ 0x%x (%s)\n", client->name,
client->addr << 1, client->adapter->name);
err = v4l2_async_register_subdev(sd);
if (err)
goto err_entity;
return 0;
err_entity:
@ -2356,6 +2361,7 @@ static int adv7604_remove(struct i2c_client *client)
cancel_delayed_work(&state->delayed_work_enable_hotplug);
destroy_workqueue(state->work_queues);
v4l2_async_unregister_subdev(sd);
v4l2_device_unregister_subdev(sd);
media_entity_cleanup(&sd->entity);
adv7604_unregister_clients(to_state(sd));