diff options
Diffstat (limited to 'drivers/iio/imu/adis16400_core.c')
| -rw-r--r-- | drivers/iio/imu/adis16400_core.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/iio/imu/adis16400_core.c b/drivers/iio/imu/adis16400_core.c index b70873de04ea..fa795dcd5f75 100644 --- a/drivers/iio/imu/adis16400_core.c +++ b/drivers/iio/imu/adis16400_core.c | |||
| @@ -26,6 +26,7 @@ | |||
| 26 | #include <linux/list.h> | 26 | #include <linux/list.h> |
| 27 | #include <linux/module.h> | 27 | #include <linux/module.h> |
| 28 | #include <linux/debugfs.h> | 28 | #include <linux/debugfs.h> |
| 29 | #include <linux/bitops.h> | ||
| 29 | 30 | ||
| 30 | #include <linux/iio/iio.h> | 31 | #include <linux/iio/iio.h> |
| 31 | #include <linux/iio/sysfs.h> | 32 | #include <linux/iio/sysfs.h> |
| @@ -414,7 +415,7 @@ static int adis16400_read_raw(struct iio_dev *indio_dev, | |||
| 414 | mutex_unlock(&indio_dev->mlock); | 415 | mutex_unlock(&indio_dev->mlock); |
| 415 | if (ret) | 416 | if (ret) |
| 416 | return ret; | 417 | return ret; |
| 417 | val16 = ((val16 & 0xFFF) << 4) >> 4; | 418 | val16 = sign_extend32(val16, 11); |
| 418 | *val = val16; | 419 | *val = val16; |
| 419 | return IIO_VAL_INT; | 420 | return IIO_VAL_INT; |
| 420 | case IIO_CHAN_INFO_OFFSET: | 421 | case IIO_CHAN_INFO_OFFSET: |