[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>

diff --git a/drivers/media/i2c/adv7180.c b/drivers/media/i2c/adv7180.c
index c750aaee74e1acd0f85a4864e371ddd40fe780a5..623cec5c5eb95c6e99babf0cec9ab1bdc29ef9b7 100644 (file)
--- 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);