diff options
| author |   Lorenzo Bianconi <lorenzo.bianconi83@gmail.com> | 2016-10-25 23:07:38 +0200 |
|---|---|---|
| committer |   Jonathan Cameron <jic23@kernel.org> | 2016-10-30 16:46:46 +0000 |
| commit | d304286abbbe7ed6228a553a56ba054e900907eb (patch) | |
| tree | 90abbdb90e151dd4b13e45c52b5aa1007e0ad6b1 /drivers/iio/common/st_sensors/st_sensors_core.c | |
| parent | staging: iio: ad5933: avoid uninitialized variable in error case (diff) | |
| download | linux-dev-d304286abbbe7ed6228a553a56ba054e900907eb.tar.xz linux-dev-d304286abbbe7ed6228a553a56ba054e900907eb.zip | |
iio: st_sensors: fix scale configuration for h3lis331dl
fix scale configuration/parsing for h3lis331dl accel driver
when sensitivity is higher than 1(m/s^2)/digit
Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@st.com>
Fixes: 1e52fefc9b0c ("iio: accel: Add support for the h3lis331dl accelerometer")
Cc: <Stable@vger.kernel.org>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'drivers/iio/common/st_sensors/st_sensors_core.c')
| -rw-r--r-- | drivers/iio/common/st_sensors/st_sensors_core.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/iio/common/st_sensors/st_sensors_core.c b/drivers/iio/common/st_sensors/st_sensors_core.c index 285a64a589d7..975a1f19f747 100644 --- a/drivers/iio/common/st_sensors/st_sensors_core.c +++ b/drivers/iio/common/st_sensors/st_sensors_core.c @@ -612,7 +612,7 @@ EXPORT_SYMBOL(st_sensors_sysfs_sampling_frequency_avail); ssize_t st_sensors_sysfs_scale_avail(struct device *dev, struct device_attribute *attr, char *buf) { - int i, len = 0; + int i, len = 0, q, r; struct iio_dev *indio_dev = dev_get_drvdata(dev); struct st_sensor_data *sdata = iio_priv(indio_dev); @@ -621,8 +621,10 @@ ssize_t st_sensors_sysfs_scale_avail(struct device *dev, if (sdata->sensor_settings->fs.fs_avl[i].num == 0) break; - len += scnprintf(buf + len, PAGE_SIZE - len, "0.%06u ", - sdata->sensor_settings->fs.fs_avl[i].gain); + q = sdata->sensor_settings->fs.fs_avl[i].gain / 1000000; + r = sdata->sensor_settings->fs.fs_avl[i].gain % 1000000; + + len += scnprintf(buf + len, PAGE_SIZE - len, "%u.%06u ", q, r); } mutex_unlock(&indio_dev->mlock); buf[len - 1] = '\n'; |