Re: [PATCH 1/2] Use common cpu_is_xxx() macros on AT91 and AVR32

From: Andrew Victor
Date: Mon May 07 2007 - 07:20:09 EST



> Several drivers shared between AT91 and AVR32 chips use cpu_is_xxx()
> to handle CPU-specific differences. Currently, such code needs to be
> inside #ifdef CONFIG_ARCH_AT91 because the macros don't exist on AVR32.
>
> By defining the same macros on both AT91 and AVR32, these #ifdefs can
> be eliminated. Since the macros will evaluate to a constant value for
> CPUs that aren't supported by the current architecture, any code that
> is only needed on AT91 will be optimized away on AVR32 and vice versa.
>
> Signed-off-by: Haavard Skinnemoen <hskinnemoen@xxxxxxxxx>

Acked-by: Andrew Victor <andrew@xxxxxxxxxxxxx>



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