[media] tc358743: register v4l2 asynchronous subdevice

Add support for registering the sensor subdevice using the v4l2-async API.

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

diff --git a/drivers/media/i2c/tc358743.c b/drivers/media/i2c/tc358743.c
index 4e8811c3e7710e287ad6a1728d234d2a3ea7be2c..7278435048edf6c69f3930a491eb82ee7b1f4d0a 100644 (file)
--- a/drivers/media/i2c/tc358743.c
+++ b/drivers/media/i2c/tc358743.c
@@ -1710,6 +1710,16 @@ static int tc358743_probe(struct i2c_client *client,
                goto err_hdl;
        }
 
+       state->pad.flags = MEDIA_PAD_FL_SOURCE;
+       err = media_entity_init(&sd->entity, 1, &state->pad, 0);
+       if (err < 0)
+               goto err_hdl;
+
+       sd->dev = &client->dev;
+       err = v4l2_async_register_subdev(sd);
+       if (err < 0)
+               goto err_hdl;
+
        mutex_init(&state->confctl_mutex);
 
        INIT_DELAYED_WORK(&state->delayed_work_enable_hotplug,
@@ -1740,6 +1750,7 @@ err_work_queues:
        destroy_workqueue(state->work_queues);
        mutex_destroy(&state->confctl_mutex);
 err_hdl:
+       media_entity_cleanup(&sd->entity);
        v4l2_ctrl_handler_free(&state->hdl);
        return err;
 }
@@ -1751,8 +1762,10 @@ static int tc358743_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);
        mutex_destroy(&state->confctl_mutex);
+       media_entity_cleanup(&sd->entity);
        v4l2_ctrl_handler_free(&state->hdl);
 
        return 0;