Use GENMASK() macro for left shifting integers. Done using coccinelle: @@ int a,b; @@ -(a << b) +GENMASK(a, b) Signed-off-by: sayli karnik <karniksayli1995@xxxxxxxxx> --- drivers/staging/iio/cdc/ad7152.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/drivers/staging/iio/cdc/ad7152.c b/drivers/staging/iio/cdc/ad7152.c index 0c97d5a..988b89b 100644 --- a/drivers/staging/iio/cdc/ad7152.c +++ b/drivers/staging/iio/cdc/ad7152.c @@ -48,27 +48,27 @@ /* Setup Register Bit Designations (AD7152_REG_CHx_SETUP) */ #define AD7152_SETUP_CAPDIFF BIT(5) -#define AD7152_SETUP_RANGE_2pF (0 << 6) +#define AD7152_SETUP_RANGE_2pF GENMASK(0, 6) #define AD7152_SETUP_RANGE_0_5pF BIT(6) -#define AD7152_SETUP_RANGE_1pF (2 << 6) -#define AD7152_SETUP_RANGE_4pF (3 << 6) +#define AD7152_SETUP_RANGE_1pF GENMASK(2, 6) +#define AD7152_SETUP_RANGE_4pF GENMASK(3, 6) #define AD7152_SETUP_RANGE(x) ((x) << 6) /* Config Register Bit Designations (AD7152_REG_CFG) */ #define AD7152_CONF_CH2EN BIT(3) #define AD7152_CONF_CH1EN BIT(4) -#define AD7152_CONF_MODE_IDLE (0 << 0) +#define AD7152_CONF_MODE_IDLE GENMASK(0, 0) #define AD7152_CONF_MODE_CONT_CONV BIT(0) -#define AD7152_CONF_MODE_SINGLE_CONV (2 << 0) -#define AD7152_CONF_MODE_OFFS_CAL (5 << 0) -#define AD7152_CONF_MODE_GAIN_CAL (6 << 0) +#define AD7152_CONF_MODE_SINGLE_CONV GENMASK(2, 0) +#define AD7152_CONF_MODE_OFFS_CAL GENMASK(5, 0) +#define AD7152_CONF_MODE_GAIN_CAL GENMASK(6, 0) /* Capdac Register Bit Designations (AD7152_REG_CAPDAC_XXX) */ #define AD7152_CAPDAC_DACEN BIT(7) #define AD7152_CAPDAC_DACP(x) ((x) & 0x1F) /* CFG2 Register Bit Designations (AD7152_REG_CFG2) */ -#define AD7152_CFG2_OSR(x) (((x) & 0x3) << 4) +#define AD7152_CFG2_OSR(x) GENMASK(((x) & 0x3), 4) enum { AD7152_DATA, -- 2.7.4 -- To unsubscribe from this list: send the line "unsubscribe linux-iio" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html