diff options
Diffstat (limited to 'drivers/iio/accel/sca3000.c')
| -rw-r--r-- | drivers/iio/accel/sca3000.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/drivers/iio/accel/sca3000.c b/drivers/iio/accel/sca3000.c index c6b75308148a..43ecacbdc95a 100644 --- a/drivers/iio/accel/sca3000.c +++ b/drivers/iio/accel/sca3000.c @@ -534,6 +534,13 @@ static const struct iio_chan_spec sca3000_channels_with_temp[] = { BIT(IIO_CHAN_INFO_OFFSET), /* No buffer support */ .scan_index = -1, + .scan_type = { + .sign = 'u', + .realbits = 9, + .storagebits = 16, + .shift = 5, + .endianness = IIO_BE, + }, }, { .type = IIO_ACCEL, @@ -730,8 +737,9 @@ static int sca3000_read_raw(struct iio_dev *indio_dev, mutex_unlock(&st->lock); return ret; } - *val = (be16_to_cpup((__be16 *)st->rx) >> 3) & 0x1FFF; - *val = sign_extend32(*val, 12); + *val = sign_extend32(be16_to_cpup((__be16 *)st->rx) >> + chan->scan_type.shift, + chan->scan_type.realbits - 1); } else { /* get the temperature when available */ ret = sca3000_read_data_short(st, @@ -741,8 +749,9 @@ static int sca3000_read_raw(struct iio_dev *indio_dev, mutex_unlock(&st->lock); return ret; } - *val = ((st->rx[0] & 0x3F) << 3) | - ((st->rx[1] & 0xE0) >> 5); + *val = (be16_to_cpup((__be16 *)st->rx) >> + chan->scan_type.shift) & + GENMASK(chan->scan_type.realbits - 1, 0); } mutex_unlock(&st->lock); return IIO_VAL_INT; |