linux-kernel - Re: [PATCH 1/4] asm-generic: Add dma-contiguous.h

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Message-ID: <20140716155905.GS29414@arm.com>
Date:	Wed, 16 Jul 2014 16:59:05 +0100
From:	Will Deacon <will.deacon@....com>
To:	Zubair Lutfullah Kakakhel <Zubair.Kakakhel@...tec.com>
Cc:	"ralf@...ux-mips.org" <ralf@...ux-mips.org>,
	Catalin Marinas <Catalin.Marinas@....com>,
	"tglx@...utronix.de" <tglx@...utronix.de>,
	"mingo@...hat.com" <mingo@...hat.com>,
	"hpa@...or.com" <hpa@...or.com>, "arnd@...db.de" <arnd@...db.de>,
	"gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
	"m.szyprowski@...sung.com" <m.szyprowski@...sung.com>,
	"mina86@...a86.com" <mina86@...a86.com>,
	"x86@...nel.org" <x86@...nel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-mips@...ux-mips.org" <linux-mips@...ux-mips.org>,
	"linux-arch@...r.kernel.org" <linux-arch@...r.kernel.org>
Subject: Re: [PATCH 1/4] asm-generic: Add dma-contiguous.h

On Wed, Jul 16, 2014 at 04:51:29PM +0100, Zubair Lutfullah Kakakhel wrote:
> This header is used by arm64 and x86 individually.
> 
> Adding to asm-generic to avoid further code repetition while adding cma
> to mips.
> 
> Signed-off-by: Zubair Lutfullah Kakakhel <Zubair.Kakakhel@...tec.com>
> ---
>  include/asm-generic/dma-contiguous.h | 9 +++++++++
>  1 file changed, 9 insertions(+)
>  create mode 100644 include/asm-generic/dma-contiguous.h
> 
> diff --git a/include/asm-generic/dma-contiguous.h b/include/asm-generic/dma-contiguous.h
> new file mode 100644
> index 0000000..292c571
> --- /dev/null
> +++ b/include/asm-generic/dma-contiguous.h
> @@ -0,0 +1,9 @@
> +#ifndef _ASM_GENERIC_DMA_CONTIGUOUS_H
> +#define _ASM_GENERIC_DMA_CONTIGUOUS_H
> +
> +#include <linux/types.h>
> +
> +static inline void
> +dma_contiguous_early_fixup(phys_addr_t base, unsigned long size) { }
> +
> +#endif

  Acked-by: Will Deacon <will.deacon@....com>

Will
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