linux-kernel - Re: [PATCH] swiotlb: make swiotlb phys<->bus translations architecture-specific

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Message-ID: <1242992786.22654.281.camel@zakaz.uk.xensource.com>
Date:	Fri, 22 May 2009 12:46:26 +0100
From:	Ian Campbell <Ian.Campbell@...citrix.com>
To:	FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>
CC:	"jeremy@...p.org" <jeremy@...p.org>,
	"beckyb@...nel.crashing.org" <beckyb@...nel.crashing.org>,
	"okir@...e.de" <okir@...e.de>, "mingo@...e.hu" <mingo@...e.hu>,
	"gregkh@...e.de" <gregkh@...e.de>,
	"xendevel@...ts.xensource.com" <xendevel@...ts.xensource.com>,
	"x86@...nel.org" <x86@...nel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] swiotlb: make swiotlb phys<->bus translations
	architecture-specific

On Fri, 2009-05-22 at 07:13 -0400, FUJITA Tomonori wrote:
> > +static inline phys_addr_t swiotlb_bus_to_phys(struct device *hwdev,
> > +                                           dma_addr_t baddr)
> > +{
> > +     return baddr;
> > +}
> > +
> > +
> 
> As I wrote in another mail, adding swiotlb specific code in
> dma-mapping.h is wrong.

They aren't really swiotlb specific, I just foolishly carried over the
old name, really I think they should be called just bus_to_phys and
phys_to_bus or something.

Ian.

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