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path: root/drivers/iio/adc/ti-ads1015.c
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Diffstat (limited to 'drivers/iio/adc/ti-ads1015.c')
-rw-r--r--drivers/iio/adc/ti-ads1015.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/iio/adc/ti-ads1015.c b/drivers/iio/adc/ti-ads1015.c
index b0352e91ac16..068efbce1710 100644
--- a/drivers/iio/adc/ti-ads1015.c
+++ b/drivers/iio/adc/ti-ads1015.c
@@ -464,9 +464,7 @@ static int ads1015_read_raw(struct iio_dev *indio_dev,
mutex_lock(&data->lock);
switch (mask) {
- case IIO_CHAN_INFO_RAW: {
- int shift = chan->scan_type.shift;
-
+ case IIO_CHAN_INFO_RAW:
ret = iio_device_claim_direct_mode(indio_dev);
if (ret)
break;
@@ -487,7 +485,8 @@ static int ads1015_read_raw(struct iio_dev *indio_dev,
goto release_direct;
}
- *val = sign_extend32(*val >> shift, 15 - shift);
+ *val = sign_extend32(*val >> chan->scan_type.shift,
+ chan->scan_type.realbits - 1);
ret = ads1015_set_power_state(data, false);
if (ret < 0)
@@ -497,7 +496,6 @@ static int ads1015_read_raw(struct iio_dev *indio_dev,
release_direct:
iio_device_release_direct_mode(indio_dev);
break;
- }
case IIO_CHAN_INFO_SCALE:
idx = data->channel_data[chan->address].pga;
*val = ads1015_fullscale_range[idx];
@@ -952,7 +950,7 @@ static int ads1015_probe(struct i2c_client *client,
indio_dev->name = ADS1015_DRV_NAME;
indio_dev->modes = INDIO_DIRECT_MODE;
- chip = (enum chip_ids)device_get_match_data(&client->dev);
+ chip = (uintptr_t)device_get_match_data(&client->dev);
if (chip == ADSXXXX)
chip = id->driver_data;
switch (chip) {