diff options
| author | Lee Jones <lee.jones@linaro.org> | 2013-09-10 13:49:00 +0100 |
|---|---|---|
| committer | Jonathan Cameron <jic23@kernel.org> | 2013-09-14 21:17:15 +0100 |
| commit | 362f2f8647cfa53e36bf910b42ad084674ade9dc (patch) | |
| tree | fdd383ab58e2d9e28d7bf3466e1e641690c54f39 /drivers/iio | |
| parent | aab9ba7eb2633927d0010f00c3bc7960efcd3c23 (diff) | |
iio: sensors-core: st: Allow full-scale to be an optional feature
Some chips either don't support it or fail to provide adequate documentation,
so sometimes it's impossible to enable the feature even if it is supported.
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Acked-by: Denis Ciocca <denis.ciocca@st.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'drivers/iio')
| -rw-r--r-- | drivers/iio/common/st_sensors/st_sensors_core.c | 11 | ||||
| -rw-r--r-- | drivers/iio/pressure/st_pressure_core.c | 6 |
2 files changed, 11 insertions, 6 deletions
diff --git a/drivers/iio/common/st_sensors/st_sensors_core.c b/drivers/iio/common/st_sensors/st_sensors_core.c index 965ee22d3ac..eb261a58fc6 100644 --- a/drivers/iio/common/st_sensors/st_sensors_core.c +++ b/drivers/iio/common/st_sensors/st_sensors_core.c @@ -235,10 +235,13 @@ int st_sensors_init_sensor(struct iio_dev *indio_dev, if (err < 0) goto init_error; - err = st_sensors_set_fullscale(indio_dev, - sdata->current_fullscale->num); - if (err < 0) - goto init_error; + if (sdata->current_fullscale) { + err = st_sensors_set_fullscale(indio_dev, + sdata->current_fullscale->num); + if (err < 0) + goto init_error; + } else + dev_info(&indio_dev->dev, "Full-scale not possible\n"); err = st_sensors_set_odr(indio_dev, sdata->odr); if (err < 0) diff --git a/drivers/iio/pressure/st_pressure_core.c b/drivers/iio/pressure/st_pressure_core.c index ceebd3c2789..16cfbc53076 100644 --- a/drivers/iio/pressure/st_pressure_core.c +++ b/drivers/iio/pressure/st_pressure_core.c @@ -226,8 +226,10 @@ int st_press_common_probe(struct iio_dev *indio_dev, indio_dev->channels = pdata->sensor->ch; indio_dev->num_channels = ARRAY_SIZE(st_press_channels); - pdata->current_fullscale = (struct st_sensor_fullscale_avl *) - &pdata->sensor->fs.fs_avl[0]; + if (pdata->sensor->fs.addr != 0) + pdata->current_fullscale = (struct st_sensor_fullscale_avl *) + &pdata->sensor->fs.fs_avl[0]; + pdata->odr = pdata->sensor->odr.odr_avl[0].hz; if (!plat_data) |