On 12/06/14 06:00, Peter Meerwald wrote:
Signed-off-by: Peter Meerwald <pmeerw@xxxxxxxxxx>
Acked-by: Lars-Peter Clausen <lars@xxxxxxxxxx>
Applied to the togreg branch of iio.git
Thanks,
---
drivers/iio/adc/ad7476.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/iio/adc/ad7476.c b/drivers/iio/adc/ad7476.c
index d141d45..ce400ec 100644
--- a/drivers/iio/adc/ad7476.c
+++ b/drivers/iio/adc/ad7476.c
@@ -14,6 +14,7 @@
#include <linux/regulator/consumer.h>
#include <linux/err.h>
#include <linux/module.h>
+#include <linux/bitops.h>
#include <linux/iio/iio.h>
#include <linux/iio/sysfs.h>
@@ -21,8 +22,6 @@
#include <linux/iio/trigger_consumer.h>
#include <linux/iio/triggered_buffer.h>
-#define RES_MASK(bits) ((1 << (bits)) - 1)
-
struct ad7476_state;
struct ad7476_chip_info {
@@ -117,7 +116,7 @@ static int ad7476_read_raw(struct iio_dev *indio_dev,
if (ret < 0)
return ret;
*val = (ret >> st->chip_info->channel[0].scan_type.shift) &
- RES_MASK(st->chip_info->channel[0].scan_type.realbits);
+ GENMASK(st->chip_info->channel[0].scan_type.realbits - 1, 0);
return IIO_VAL_INT;
case IIO_CHAN_INFO_SCALE:
if (!st->chip_info->int_vref_uv) {
--
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