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authorAlex Shi <alex.shi@linaro.org>2015-03-19 08:57:04 +0800
committerAlex Shi <alex.shi@linaro.org>2015-03-19 08:57:04 +0800
commitba0bfedf4c9cad58f56a7038d1462ffc21cd33df (patch)
treebc5582403ad15b835d1b69b2ab81bda44292f3e3 /drivers/iio/imu/adis16400_core.c
parent43e7406efd7822d75c64310461d2cbca0ece19f0 (diff)
parent7f4e64246049cef5ae1eca37eec1701a9477799e (diff)
Merge tag 'v3.10.72' into linux-linaro-lsklsk-v3.10-15.03linux-linaro-lsk-v3.10
This is the 3.10.72 stable release
Diffstat (limited to 'drivers/iio/imu/adis16400_core.c')
-rw-r--r--drivers/iio/imu/adis16400_core.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/iio/imu/adis16400_core.c b/drivers/iio/imu/adis16400_core.c
index d6ece2d17dec..7d60c85cc16d 100644
--- a/drivers/iio/imu/adis16400_core.c
+++ b/drivers/iio/imu/adis16400_core.c
@@ -26,6 +26,7 @@
#include <linux/list.h>
#include <linux/module.h>
#include <linux/debugfs.h>
+#include <linux/bitops.h>
#include <linux/iio/iio.h>
#include <linux/iio/sysfs.h>
@@ -447,7 +448,7 @@ static int adis16400_read_raw(struct iio_dev *indio_dev,
mutex_unlock(&indio_dev->mlock);
if (ret)
return ret;
- val16 = ((val16 & 0xFFF) << 4) >> 4;
+ val16 = sign_extend32(val16, 11);
*val = val16;
return IIO_VAL_INT;
case IIO_CHAN_INFO_OFFSET: