[media] adv7180: Add support for async device registration

Add support for async device registration to the adv7180 driver.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>

1 files changed, 10 insertions, 0 deletions

diff --git a/drivers/media/i2c/adv7180.c b/drivers/media/i2c/adv7180.c
index c750aaee74e1..623cec5c5eb9 100644
--- a/drivers/media/i2c/adv7180.c
+++ b/drivers/media/i2c/adv7180.c
@@ -597,8 +597,16 @@ static int adv7180_probe(struct i2c_client *client,
         ret = init_device(client, state);
         if (ret)
                 goto err_free_ctrl;
+
+        ret = v4l2_async_register_subdev(sd);
+        if (ret)
+                goto err_free_irq;
+
         return 0;
 
+err_free_irq:
+        if (state->irq > 0)
+                free_irq(client->irq, state);
 err_free_ctrl:
         adv7180_exit_controls(state);
 err_unreg_subdev:
@@ -612,6 +620,8 @@ static int adv7180_remove(struct i2c_client *client)
         struct v4l2_subdev *sd = i2c_get_clientdata(client);
         struct adv7180_state *state = to_state(sd);
 
+        v4l2_async_unregister_subdev(sd);
+
         if (state->irq > 0)
                 free_irq(client->irq, state);