Messages in this thread Patch in this message | | | From | Jian-Hong Pan <> | Subject | [PATCH] iio: st_sensors: Fix the sleep time for sampling | Date | Mon, 19 Nov 2018 14:12:19 +0800 |
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According to the description of st_sensor_settings and st_sensor_data structures' comments: - bootime: samples to discard when sensor passing from power-down to power-up. - odr: Output data rate of the sensor [Hz].
The sleep time should be sdata->sensor_settings->bootime + 1000 / sdata->odr ms.
Signed-off-by: Jian-Hong Pan <jian-hong@endlessm.com> --- drivers/iio/common/st_sensors/st_sensors_core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/iio/common/st_sensors/st_sensors_core.c b/drivers/iio/common/st_sensors/st_sensors_core.c index 26fbd1bd9413..6b87ea657a92 100644 --- a/drivers/iio/common/st_sensors/st_sensors_core.c +++ b/drivers/iio/common/st_sensors/st_sensors_core.c @@ -594,7 +594,7 @@ int st_sensors_read_info_raw(struct iio_dev *indio_dev, if (err < 0) goto out; - msleep((sdata->sensor_settings->bootime * 1000) / sdata->odr); + msleep(sdata->sensor_settings->bootime + 1000 / sdata->odr); err = st_sensors_read_axis_data(indio_dev, ch, val); if (err < 0) goto out; -- 2.11.0
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