linux-kernel - Re: [PATCH 1/2] drm/radeon: Use pci_dma_mapping

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Message-ID: <20110427100806.GA20115@volta.aurel32.net>
Date:	Wed, 27 Apr 2011 12:08:06 +0200
From:	Aurelien Jarno <aurelien@...el32.net>
To:	Dave Airlie <airlied@...il.com>
Cc:	David Airlie <airlied@...ux.ie>, dri-devel@...ts.freedesktop.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] drm/radeon: Use pci_dma_mapping_error()

On Wed, Apr 27, 2011 at 05:49:50PM +1000, Dave Airlie wrote:
> On Wed, Apr 27, 2011 at 3:34 PM, Aurelien Jarno <aurelien@...el32.net> wrote:
> > ... instead of comparing with DMA_ERROR_CODE, which will only work on
> > powerpc/sparc/x86.
> >
> 
> So you wrote a patch that breaks it everwhere?

It seems I inverted the condition yes.

> You might want to actually boot this sort of thing before I do, or
> read the interface for pci_dma_mapping_error, it doesn't seem to
> return what you seem to think it does.

I tried, but I don't have such a card, so it doesn't trigger the bug.
I'll send a v2 soon.

-- 
Aurelien Jarno                          GPG: 1024D/F1BCDB73
aurelien@...el32.net                 http://www.aurel32.net
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