diff options
| author | Giuseppe Barba <giuseppe.barba@st.com> | 2015-07-21 11:35:42 +0300 |
|---|---|---|
| committer | Jonathan Cameron <jic23@kernel.org> | 2015-07-23 22:43:10 +0300 |
| commit | bb602f8c61e289389e7c2af1b577303a841f6d34 (patch) | |
| tree | 46f8f8e4006d5f15452319b47cce62f17bd5a0f0 /drivers/iio/common | |
| parent | bc27381edbeb654d819b7e1464091c456a0d3e64 (diff) | |
| download | linux-bb602f8c61e289389e7c2af1b577303a841f6d34.tar.xz | |
iio: st-sensors: add support for single full scale device
Some sensors could have only one full scale value. This means that the
sensor hasn't a full scale register. This commit add a check on the
configured full scale address to support such kind of sensors.
Signed-off-by: Giuseppe Barba <giuseppe.barba@st.com>
Acked-by: Denis Ciocca <denis.ciocca@st.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'drivers/iio/common')
| -rw-r--r-- | drivers/iio/common/st_sensors/st_sensors_core.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/iio/common/st_sensors/st_sensors_core.c b/drivers/iio/common/st_sensors/st_sensors_core.c index d44bf1680859..2e7fdb502645 100644 --- a/drivers/iio/common/st_sensors/st_sensors_core.c +++ b/drivers/iio/common/st_sensors/st_sensors_core.c @@ -126,6 +126,9 @@ static int st_sensors_set_fullscale(struct iio_dev *indio_dev, unsigned int fs) int err, i = 0; struct st_sensor_data *sdata = iio_priv(indio_dev); + if (sdata->sensor_settings->fs.addr == 0) + return 0; + err = st_sensors_match_fs(sdata->sensor_settings, fs, &i); if (err < 0) goto st_accel_set_fullscale_error; |