From mboxrd@z Thu Jan  1 00:00:00 1970
From: Benjamin Herrenschmidt <benh-XVmvHMARGAS8U2dJNN8I7kB+6BGkLq7r@public.gmane.org>
Subject: Re: [PATCH 07/20] powerpc/dma: remove the unused
	ARCH_HAS_DMA_MMAP_COHERENT define
Date: Thu, 09 Aug 2018 09:56:38 +1000
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On Mon, 2018-07-30 at 18:38 +0200, Christoph Hellwig wrote:
> Signed-off-by: Christoph Hellwig <hch-jcswGhMUV9g@public.gmane.org>

Acked-by: Benjamin Herrenschmidt <benh-XVmvHMARGAS8U2dJNN8I7kB+6BGkLq7r@public.gmane.org>

> ---
>  arch/powerpc/include/asm/dma-mapping.h | 2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/arch/powerpc/include/asm/dma-mapping.h b/arch/powerpc/include/asm/dma-mapping.h
> index 8fa394520af6..f2a4a7142b1e 100644
> --- a/arch/powerpc/include/asm/dma-mapping.h
> +++ b/arch/powerpc/include/asm/dma-mapping.h
> @@ -112,7 +112,5 @@ extern int dma_set_mask(struct device *dev, u64 dma_mask);
>  
>  extern u64 __dma_get_required_mask(struct device *dev);
>  
> -#define ARCH_HAS_DMA_MMAP_COHERENT
> -
>  #endif /* __KERNEL__ */
>  #endif	/* _ASM_DMA_MAPPING_H */