iio: humidity: hdc100x: Switch to sparse friendly iio_device_claim/release_direct()

These new functions allow sparse to find failures to release
direct mode reducing chances of bugs over the claim_direct_mode()
functions that are deprecated.

Reviewed-by: David Lechner <dlechner@baylibre.com>
Reviewed-by: Marcelo Schmitt <marcelo.schmitt1@gmail.com>
Link: https://patch.msgid.link/20250331121317.1694135-12-jic23@kernel.org
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

diff --git a/drivers/iio/humidity/hdc100x.c b/drivers/iio/humidity/hdc100x.c
index fb85844..c2b36e6 100644 (file)
--- a/drivers/iio/humidity/hdc100x.c
+++ b/drivers/iio/humidity/hdc100x.c
@@ -212,12 +212,11 @@ static int hdc100x_read_raw(struct iio_dev *indio_dev,
                        *val = hdc100x_get_heater_status(data);
                        return IIO_VAL_INT;
                }
-               ret = iio_device_claim_direct_mode(indio_dev);
-               if (ret)
-                       return ret;
+               if (!iio_device_claim_direct(indio_dev))
+                       return -EBUSY;
 
                ret = hdc100x_get_measurement(data, chan);
-               iio_device_release_direct_mode(indio_dev);
+               iio_device_release_direct(indio_dev);
                if (ret < 0)
                        return ret;
                *val = ret;