diff options
Diffstat (limited to 'drivers/iio')
| -rw-r--r-- | drivers/iio/chemical/atlas-ph-sensor.c | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/drivers/iio/chemical/atlas-ph-sensor.c b/drivers/iio/chemical/atlas-ph-sensor.c index ae038a59d256..696875413d10 100644 --- a/drivers/iio/chemical/atlas-ph-sensor.c +++ b/drivers/iio/chemical/atlas-ph-sensor.c @@ -402,15 +402,13 @@ static int atlas_read_raw(struct iio_dev *indio_dev, case IIO_PH: case IIO_CONCENTRATION: case IIO_ELECTRICALCONDUCTIVITY: - mutex_lock(&indio_dev->mlock); + ret = iio_device_claim_direct_mode(indio_dev); + if (ret) + return ret; - if (iio_buffer_enabled(indio_dev)) - ret = -EBUSY; - else - ret = atlas_read_measurement(data, - chan->address, ®); + ret = atlas_read_measurement(data, chan->address, ®); - mutex_unlock(&indio_dev->mlock); + iio_device_release_direct_mode(indio_dev); break; default: ret = -EINVAL; |