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authorLee Jones <lee.jones@linaro.org>2013-09-10 13:49:00 +0100
committerJonathan Cameron <jic23@kernel.org>2013-09-14 21:17:15 +0100
commit362f2f8647cfa53e36bf910b42ad084674ade9dc (patch)
treefdd383ab58e2d9e28d7bf3466e1e641690c54f39 /drivers/iio/pressure
parentaab9ba7eb2633927d0010f00c3bc7960efcd3c23 (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/pressure')
-rw-r--r--drivers/iio/pressure/st_pressure_core.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/iio/pressure/st_pressure_core.c b/drivers/iio/pressure/st_pressure_core.c
index ceebd3c27892..16cfbc530769 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)