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path: root/drivers/iio/light/ltrf216a.c
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Diffstat (limited to 'drivers/iio/light/ltrf216a.c')
-rw-r--r--drivers/iio/light/ltrf216a.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/iio/light/ltrf216a.c b/drivers/iio/light/ltrf216a.c
index 8de4dd849936..68dc48420a88 100644
--- a/drivers/iio/light/ltrf216a.c
+++ b/drivers/iio/light/ltrf216a.c
@@ -234,7 +234,7 @@ static int ltrf216a_read_data(struct ltrf216a_data *data, u8 addr)
static int ltrf216a_get_lux(struct ltrf216a_data *data)
{
int ret, greendata;
- u64 lux, div;
+ u64 lux;
ret = ltrf216a_set_power_state(data, true);
if (ret)
@@ -246,10 +246,9 @@ static int ltrf216a_get_lux(struct ltrf216a_data *data)
ltrf216a_set_power_state(data, false);
- lux = greendata * 45 * LTRF216A_WIN_FAC * 100;
- div = data->als_gain_fac * data->int_time_fac * 100;
+ lux = greendata * 45 * LTRF216A_WIN_FAC;
- return div_u64(lux, div);
+ return lux;
}
static int ltrf216a_read_raw(struct iio_dev *indio_dev,
@@ -279,7 +278,8 @@ static int ltrf216a_read_raw(struct iio_dev *indio_dev,
if (ret < 0)
return ret;
*val = ret;
- return IIO_VAL_INT;
+ *val2 = data->als_gain_fac * data->int_time_fac;
+ return IIO_VAL_FRACTIONAL;
case IIO_CHAN_INFO_INT_TIME:
mutex_lock(&data->lock);
ret = ltrf216a_get_int_time(data, val, val2);