linux-kernel - Re: [PATCH 1/2] Dma: at_hdmac_regs fixed a space coding style issue

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Date:	Mon, 23 Mar 2015 13:52:14 -0700
From:	Joe Perches <joe@...ches.com>
To:	Andrei Maresu <andreimaresu@...il.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] Dma: at_hdmac_regs fixed a space coding style issue

On Mon, 2015-03-23 at 22:37 +0200, Andrei Maresu wrote:
> The following chaeckpatch error was fixed:
> ERROR: space prohibited after that open parenthesis '('
[]
> diff --git a/drivers/dma/at_hdmac_regs.h b/drivers/dma/at_hdmac_regs.h
[]
> @@ -53,7 +53,7 @@
> 
>  #define	AT_DMA_CHER	0x28	/* Channel Handler Enable Register */
>  #define		AT_DMA_ENA(x)	(0x1 << (x))
> -#define		AT_DMA_SUSP(x)	(0x1 << ( 8 + (x)))
> +#define		AT_DMA_SUSP(x)	(0x1 << (8 + (x)))
>  #define		AT_DMA_KEEP(x)	(0x1 << (24 + (x)))

Meh.

I think this isn't much of an improvement.
This was likely done to align these AT_ defines.

Another option might be to use the BIT macro.

#define		AT_DMA_SUSP(x)	BIT((x) + 8)
#define		AT_DMA_KEEP(x)	BIT((x) + 24)


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