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path: root/drivers/iio/proximity/pulsedlight-lidar-lite-v2.c
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Diffstat (limited to 'drivers/iio/proximity/pulsedlight-lidar-lite-v2.c')
-rw-r--r--drivers/iio/proximity/pulsedlight-lidar-lite-v2.c16
1 files changed, 5 insertions, 11 deletions
diff --git a/drivers/iio/proximity/pulsedlight-lidar-lite-v2.c b/drivers/iio/proximity/pulsedlight-lidar-lite-v2.c
index 4f502386aa86..3141c3c161bb 100644
--- a/drivers/iio/proximity/pulsedlight-lidar-lite-v2.c
+++ b/drivers/iio/proximity/pulsedlight-lidar-lite-v2.c
@@ -203,22 +203,19 @@ static int lidar_read_raw(struct iio_dev *indio_dev,
struct lidar_data *data = iio_priv(indio_dev);
int ret = -EINVAL;
- mutex_lock(&indio_dev->mlock);
-
- if (iio_buffer_enabled(indio_dev) && mask == IIO_CHAN_INFO_RAW) {
- ret = -EBUSY;
- goto error_busy;
- }
-
switch (mask) {
case IIO_CHAN_INFO_RAW: {
u16 reg;
+ if (iio_device_claim_direct_mode(indio_dev))
+ return -EBUSY;
+
ret = lidar_get_measurement(data, &reg);
if (!ret) {
*val = reg;
ret = IIO_VAL_INT;
}
+ iio_device_release_direct_mode(indio_dev);
break;
}
case IIO_CHAN_INFO_SCALE:
@@ -228,9 +225,6 @@ static int lidar_read_raw(struct iio_dev *indio_dev,
break;
}
-error_busy:
- mutex_unlock(&indio_dev->mlock);
-
return ret;
}
@@ -244,7 +238,7 @@ static irqreturn_t lidar_trigger_handler(int irq, void *private)
ret = lidar_get_measurement(data, data->buffer);
if (!ret) {
iio_push_to_buffers_with_timestamp(indio_dev, data->buffer,
- iio_get_time_ns());
+ iio_get_time_ns(indio_dev));
} else if (ret != -EINVAL) {
dev_err(&data->client->dev, "cannot read LIDAR measurement");
}