diff options
Diffstat (limited to 'drivers/iio/imu/adis16480.c')
-rw-r--r-- | drivers/iio/imu/adis16480.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/iio/imu/adis16480.c b/drivers/iio/imu/adis16480.c index 12898424d838..5abe095901c8 100644 --- a/drivers/iio/imu/adis16480.c +++ b/drivers/iio/imu/adis16480.c @@ -266,8 +266,11 @@ static int adis16480_set_freq(struct iio_dev *indio_dev, int val, int val2) struct adis16480 *st = iio_priv(indio_dev); unsigned int t; + if (val < 0 || val2 < 0) + return -EINVAL; + t = val * 1000 + val2 / 1000; - if (t <= 0) + if (t == 0) return -EINVAL; t = 2460000 / t; @@ -369,12 +372,14 @@ static int adis16480_get_calibbias(struct iio_dev *indio_dev, case IIO_MAGN: case IIO_PRESSURE: ret = adis_read_reg_16(&st->adis, reg, &val16); - *bias = sign_extend32(val16, 15); + if (ret == 0) + *bias = sign_extend32(val16, 15); break; case IIO_ANGL_VEL: case IIO_ACCEL: ret = adis_read_reg_32(&st->adis, reg, &val32); - *bias = sign_extend32(val32, 31); + if (ret == 0) + *bias = sign_extend32(val32, 31); break; default: ret = -EINVAL; @@ -721,6 +726,7 @@ static const struct iio_info adis16480_info = { .write_raw = &adis16480_write_raw, .update_scan_mode = adis_update_scan_mode, .driver_module = THIS_MODULE, + .debugfs_reg_access = adis_debugfs_reg_access, }; static int adis16480_stop_device(struct iio_dev *indio_dev) |