linux-kernel - Re: [PATCH 3/3] comedi: driver: Fix - BIT macro used coding style issue

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Date:	Fri, 6 Nov 2015 19:24:18 +0530
From:	Ranjith T <ranjithece24@...il.com>
To:	gregkh@...uxfoundation.org
Cc:	Ian Abbott <abbotti@....co.uk>, hsweeten@...ionengravers.com,
	devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
	Ranjith T <ranjithece24@...il.com>
Subject: Re: [PATCH 3/3] comedi: driver: Fix - BIT macro used coding style issue

Is this patch is fine?..Because I didn't get any reply for this patch


Thanks,
Ranjith.T.

On Thu, Nov 5, 2015 at 9:27 PM, Ranjith <ranjithece24@...il.com> wrote:
> BIT macro is used for defining bit location instead of shifting
> operator - coding style issue
>
> Signed-off-by: Ranjith T <ranjithece24@...il.com>
> ---
>  drivers/staging/comedi/drivers/pcmmio.c |   42 +++++++++++++++----------------
>  1 file changed, 21 insertions(+), 21 deletions(-)
>
> diff --git a/drivers/staging/comedi/drivers/pcmmio.c b/drivers/staging/comedi/drivers/pcmmio.c
> index 10472e6..807795c 100644
> --- a/drivers/staging/comedi/drivers/pcmmio.c
> +++ b/drivers/staging/comedi/drivers/pcmmio.c
> @@ -84,25 +84,25 @@
>  #define PCMMIO_AI_LSB_REG                      0x00
>  #define PCMMIO_AI_MSB_REG                      0x01
>  #define PCMMIO_AI_CMD_REG                      0x02
> -#define PCMMIO_AI_CMD_SE                       (1 << 7)
> -#define PCMMIO_AI_CMD_ODD_CHAN                 (1 << 6)
> +#define PCMMIO_AI_CMD_SE                               BIT(7)
> +#define PCMMIO_AI_CMD_ODD_CHAN                 BIT(6)
>  #define PCMMIO_AI_CMD_CHAN_SEL(x)              (((x) & 0x3) << 4)
>  #define PCMMIO_AI_CMD_RANGE(x)                 (((x) & 0x3) << 2)
>  #define PCMMIO_RESOURCE_REG                    0x02
>  #define PCMMIO_RESOURCE_IRQ(x)                 (((x) & 0xf) << 0)
>  #define PCMMIO_AI_STATUS_REG                   0x03
> -#define PCMMIO_AI_STATUS_DATA_READY            (1 << 7)
> -#define PCMMIO_AI_STATUS_DATA_DMA_PEND         (1 << 6)
> -#define PCMMIO_AI_STATUS_CMD_DMA_PEND          (1 << 5)
> -#define PCMMIO_AI_STATUS_IRQ_PEND              (1 << 4)
> -#define PCMMIO_AI_STATUS_DATA_DRQ_ENA          (1 << 2)
> -#define PCMMIO_AI_STATUS_REG_SEL               (1 << 3)
> -#define PCMMIO_AI_STATUS_CMD_DRQ_ENA           (1 << 1)
> -#define PCMMIO_AI_STATUS_IRQ_ENA               (1 << 0)
> +#define PCMMIO_AI_STATUS_DATA_READY            BIT(7)
> +#define PCMMIO_AI_STATUS_DATA_DMA_PEND         BIT(6)
> +#define PCMMIO_AI_STATUS_CMD_DMA_PEND          BIT(5)
> +#define PCMMIO_AI_STATUS_IRQ_PEND              BIT(4)
> +#define PCMMIO_AI_STATUS_DATA_DRQ_ENA  BIT(2)
> +#define PCMMIO_AI_STATUS_REG_SEL               BIT(3)
> +#define PCMMIO_AI_STATUS_CMD_DRQ_ENA           BIT(1)
> +#define PCMMIO_AI_STATUS_IRQ_ENA               BIT(0)
>  #define PCMMIO_AI_RES_ENA_REG                  0x03
> -#define PCMMIO_AI_RES_ENA_CMD_REG_ACCESS       (0 << 3)
> -#define PCMMIO_AI_RES_ENA_AI_RES_ACCESS                (1 << 3)
> -#define PCMMIO_AI_RES_ENA_DIO_RES_ACCESS       (1 << 4)
> +#define PCMMIO_AI_RES_ENA_CMD_REG_ACCESS       0
> +#define PCMMIO_AI_RES_ENA_AI_RES_ACCESS                BIT(3)
> +#define PCMMIO_AI_RES_ENA_DIO_RES_ACCESS       BIT(4)
>  #define PCMMIO_AI_2ND_ADC_OFFSET               0x04
>
>  #define PCMMIO_AO_LSB_REG                      0x08
> @@ -125,14 +125,14 @@
>  #define PCMMIO_AO_CMD_CHAN_SEL(x)              (((x) & 0x03) << 1)
>  #define PCMMIO_AO_CMD_CHAN_SEL_ALL             (0x0f << 0)
>  #define PCMMIO_AO_STATUS_REG                   0x0b
> -#define PCMMIO_AO_STATUS_DATA_READY            (1 << 7)
> -#define PCMMIO_AO_STATUS_DATA_DMA_PEND         (1 << 6)
> -#define PCMMIO_AO_STATUS_CMD_DMA_PEND          (1 << 5)
> -#define PCMMIO_AO_STATUS_IRQ_PEND              (1 << 4)
> -#define PCMMIO_AO_STATUS_DATA_DRQ_ENA          (1 << 2)
> -#define PCMMIO_AO_STATUS_REG_SEL               (1 << 3)
> -#define PCMMIO_AO_STATUS_CMD_DRQ_ENA           (1 << 1)
> -#define PCMMIO_AO_STATUS_IRQ_ENA               (1 << 0)
> +#define PCMMIO_AO_STATUS_DATA_READY            BIT(7)
> +#define PCMMIO_AO_STATUS_DATA_DMA_PEND         BIT(6)
> +#define PCMMIO_AO_STATUS_CMD_DMA_PEND          BIT(5)
> +#define PCMMIO_AO_STATUS_IRQ_PEND              BIT(4)
> +#define PCMMIO_AO_STATUS_DATA_DRQ_ENA          BIT(2)
> +#define PCMMIO_AO_STATUS_REG_SEL               BIT(3)
> +#define PCMMIO_AO_STATUS_CMD_DRQ_ENA           BIT(1)
> +#define PCMMIO_AO_STATUS_IRQ_ENA               BIT(0)
>  #define PCMMIO_AO_RESOURCE_ENA_REG             0x0b
>  #define PCMMIO_AO_2ND_DAC_OFFSET               0x04
>
> --
> 1.7.10.4
>
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