On 22/03/17 16:42, Arushi Singhal wrote:
> This patch replaces bit shifting on 1 with the BIT(x) macro.
> This was done with coccinelle:
> @@
> constant c;
> @@
>
> -1 << c
> +BIT(c)
>
> Signed-off-by: Arushi Singhal <arushisinghal19971997@xxxxxxxxx>
Applied to the togreg branch of iio.git and pushed out as testing for
the autobuilders to play with it.
Thanks,
Jonathan
> ---
> changes in v2
> -remove/correct the wrong code.
>
> drivers/staging/iio/cdc/ad7150.c | 2 +-
> drivers/staging/iio/cdc/ad7746.c | 16 ++++++++--------
> 2 files changed, 9 insertions(+), 9 deletions(-)
>
> diff --git a/drivers/staging/iio/cdc/ad7150.c b/drivers/staging/iio/cdc/ad7150.c
> index ca72af3e9d4b..a6f249e9c1e1 100644
> --- a/drivers/staging/iio/cdc/ad7150.c
> +++ b/drivers/staging/iio/cdc/ad7150.c
> @@ -232,7 +232,7 @@ static int ad7150_write_event_config(struct iio_dev *indio_dev,
> if (ret < 0)
> goto error_ret;
>
> - cfg = ret & ~((0x03 << 5) | (0x1 << 7));
> + cfg = ret & ~((0x03 << 5) | BIT(7));
>
> switch (type) {
> case IIO_EV_TYPE_MAG_ADAPTIVE:
> diff --git a/drivers/staging/iio/cdc/ad7746.c b/drivers/staging/iio/cdc/ad7746.c
> index 81f8b9ee1120..453d3978879d 100644
> --- a/drivers/staging/iio/cdc/ad7746.c
> +++ b/drivers/staging/iio/cdc/ad7746.c
> @@ -45,10 +45,10 @@
> #define AD7746_STATUS_RDYCAP BIT(0)
>
> /* Capacitive Channel Setup Register Bit Designations (AD7746_REG_CAP_SETUP) */
> -#define AD7746_CAPSETUP_CAPEN (1 << 7)
> -#define AD7746_CAPSETUP_CIN2 (1 << 6) /* AD7746 only */
> -#define AD7746_CAPSETUP_CAPDIFF (1 << 5)
> -#define AD7746_CAPSETUP_CACHOP (1 << 0)
> +#define AD7746_CAPSETUP_CAPEN (BIT(7))
> +#define AD7746_CAPSETUP_CIN2 (BIT(6)) /* AD7746 only */
> +#define AD7746_CAPSETUP_CAPDIFF (BIT(5))
> +#define AD7746_CAPSETUP_CACHOP (BIT(0))
>
> /* Voltage/Temperature Setup Register Bit Designations (AD7746_REG_VT_SETUP) */
> #define AD7746_VTSETUP_VTEN (1 << 7)
> @@ -56,9 +56,9 @@
> #define AD7746_VTSETUP_VTMD_EXT_TEMP (1 << 5)
> #define AD7746_VTSETUP_VTMD_VDD_MON (2 << 5)
> #define AD7746_VTSETUP_VTMD_EXT_VIN (3 << 5)
> -#define AD7746_VTSETUP_EXTREF (1 << 4)
> -#define AD7746_VTSETUP_VTSHORT (1 << 1)
> -#define AD7746_VTSETUP_VTCHOP (1 << 0)
> +#define AD7746_VTSETUP_EXTREF (BIT(4))
> +#define AD7746_VTSETUP_VTSHORT (BIT(1))
> +#define AD7746_VTSETUP_VTCHOP (BIT(0))
>
> /* Excitation Setup Register Bit Designations (AD7746_REG_EXC_SETUP) */
> #define AD7746_EXCSETUP_CLKCTRL BIT(7)
> @@ -82,7 +82,7 @@
> #define AD7746_CONF_MODE_GAIN_CAL (6 << 0)
>
> /* CAPDAC Register Bit Designations (AD7746_REG_CAPDACx) */
> -#define AD7746_CAPDAC_DACEN (1 << 7)
> +#define AD7746_CAPDAC_DACEN (BIT(7))
> #define AD7746_CAPDAC_DACP(x) ((x) & 0x7F)
>
> /*
>
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