iio: common: st_sensors: 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/20250331121317.1694135-8-jic23@kernel.org
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

diff --git a/drivers/iio/common/st_sensors/st_sensors_core.c b/drivers/iio/common/st_sensors/st_sensors_core.c
index e4f5a7f..8ce1dcc 100644 (file)
--- a/drivers/iio/common/st_sensors/st_sensors_core.c
+++ b/drivers/iio/common/st_sensors/st_sensors_core.c
@@ -530,9 +530,8 @@ int st_sensors_read_info_raw(struct iio_dev *indio_dev,
        int err;
        struct st_sensor_data *sdata = iio_priv(indio_dev);
 
-       err = iio_device_claim_direct_mode(indio_dev);
-       if (err)
-               return err;
+       if (!iio_device_claim_direct(indio_dev))
+               return -EBUSY;
 
        mutex_lock(&sdata->odr_lock);
 
@@ -551,7 +550,7 @@ int st_sensors_read_info_raw(struct iio_dev *indio_dev,
 
 out:
        mutex_unlock(&sdata->odr_lock);
-       iio_device_release_direct_mode(indio_dev);
+       iio_device_release_direct(indio_dev);
 
        return err;
 }