[PATCH resent v2 1/2] ioport : add DEFINE_RES_DMA_SIZE_NAMED macro

Shawn Guo shawn.guo at linaro.org
Thu Jan 19 03:14:29 EST 2012


On Thu, Jan 19, 2012 at 03:53:39PM +0800, Huang Shijie wrote:
> Some DMA resource does have the range more then ones.
> 
I'm not sure the patch is welcomed.  You may want to just use
DEFINE_RES_NAMED for such cases.

Regards,
Shawn

> Signed-off-by: Huang Shijie <b32955 at freescale.com>
> ---
>  include/linux/ioport.h |    4 +++-
>  1 files changed, 3 insertions(+), 1 deletions(-)
> 
> diff --git a/include/linux/ioport.h b/include/linux/ioport.h
> index 9d57a71..9ea5de4 100644
> --- a/include/linux/ioport.h
> +++ b/include/linux/ioport.h
> @@ -134,8 +134,10 @@ struct resource_list {
>  #define DEFINE_RES_IRQ(_irq)						\
>  	DEFINE_RES_IRQ_NAMED((_irq), NULL)
>  
> +#define DEFINE_RES_DMA_SIZE_NAMED(_dma, _size, _name)			\
> +	DEFINE_RES_NAMED((_dma), (_size), (_name), IORESOURCE_DMA)
>  #define DEFINE_RES_DMA_NAMED(_dma, _name)				\
> -	DEFINE_RES_NAMED((_dma), 1, (_name), IORESOURCE_DMA)
> +	DEFINE_RES_DMA_SIZE_NAMED((_dma), 1, (_name))
>  #define DEFINE_RES_DMA(_dma)						\
>  	DEFINE_RES_DMA_NAMED((_dma), NULL)
>  
> -- 
> 1.7.0.4



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