netdev - Re: bnx2 fails to compile on parisc because of missing get_dma

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Date:	Wed, 16 Jun 2010 23:24:44 -0700
From:	"Michael Chan" <mchan@...adcom.com>
To:	"'davem@...emloft.net'" <davem@...emloft.net>,
	"'Paul Mundt'" <lethal@...ux-sh.org>
cc:	"'Mike Frysinger'" <vapier@...too.org>,
	"James Bottomley" <JBottomley@...ell.com>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"linux-parisc@...r.kernel.org" <linux-parisc@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"FUJITA Tomonori" <fujita.tomonori@....ntt.co.jp>
Subject: Re: bnx2 fails to compile on parisc because of missing
 get_dma_ops()

Michael Chan wrote:
>
> Paul Mundt wrote:
>
> > If you want to have a micro-optimization for the consistent DMA
> > case, you can check dma_is_consistent(), which is part of the API and
> > will be variable on certain platform configurations (ie, some may be
> > consistent with PCI but not on other busses, etc.)
> >
> >
>
> Thanks for the tip.  I didn't know about the dma_is_consistent() API.
> I'll use this to fix it then.
>

David, why is dma_is_consistent() always returning 1 on sparc?  The
streaming DMA is not consistent.

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