iio: dac: ad9739a: add backend debugfs interface

Call iio_backend_debugfs_add() to add (if available) the backend debug
interface.

Signed-off-by: Nuno Sa <nuno.sa@analog.com>
Link: https://patch.msgid.link/20240806-dev-backend-dac-direct-reg-access-v1-2-b84a6e8ee8a0@analog.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Nuno Sa 2024-08-06 15:35:07 +02:00 committed by Jonathan Cameron
parent 24a9453c03
commit 69eac4e1e2

View File

@ -431,7 +431,13 @@ static int ad9739a_probe(struct spi_device *spi)
indio_dev->num_channels = ARRAY_SIZE(ad9739a_channels);
indio_dev->setup_ops = &ad9739a_buffer_setup_ops;
return devm_iio_device_register(&spi->dev, indio_dev);
ret = devm_iio_device_register(&spi->dev, indio_dev);
if (ret)
return ret;
iio_backend_debugfs_add(st->back, indio_dev);
return 0;
}
static const struct of_device_id ad9739a_of_match[] = {