[PATCH 2/2] Staging: iio: adc: Prefer using the BIT macro

From: Bhumika Goyal
Date: Mon Feb 08 2016 - 01:50:09 EST


This patch replaces bit shifting on 1 with the BIT(x) macro.

This was done with coccinelle:

@@ int g; @@

-(1 << g)
+BIT(g)

Signed-off-by: Bhumika Goyal <bhumirks@xxxxxxxxx>
---
drivers/staging/iio/adc/ad7280a.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/iio/adc/ad7280a.c b/drivers/staging/iio/adc/ad7280a.c
index 0c73bce..ccf3157 100644
--- a/drivers/staging/iio/adc/ad7280a.c
+++ b/drivers/staging/iio/adc/ad7280a.c
@@ -117,7 +117,7 @@
*/
#define POLYNOM 0x2F
#define POLYNOM_ORDER 8
-#define HIGHBIT (1 << (POLYNOM_ORDER - 1))
+#define HIGHBIT BIT((POLYNOM_ORDER - 1))

struct ad7280_state {
struct spi_device *spi;
@@ -388,7 +388,7 @@ static ssize_t ad7280_show_balance_sw(struct device *dev,

return sprintf(buf, "%d\n",
!!(st->cb_mask[this_attr->address >> 8] &
- (1 << ((this_attr->address & 0xFF) + 2))));
+ BIT(((this_attr->address & 0xFF) + 2))));
}

static ssize_t ad7280_store_balance_sw(struct device *dev,
--
1.9.1