netdev - Re: [RFC] skge: limit DMA to 32 bit

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Message-ID: <20100922073400.GA9942@redhat.com>
Date:	Wed, 22 Sep 2010 09:34:01 +0200
From:	Stanislaw Gruszka <sgruszka@...hat.com>
To:	Stephen Hemminger <shemminger@...ux-foundation.org>
Cc:	netdev@...r.kernel.org
Subject: Re: [RFC] skge: limit DMA to 32 bit

On Tue, Sep 21, 2010 at 08:02:53AM -0700, Stephen Hemminger wrote:
> > Is 32bit DMA limit for every skge device acceptable patch?
> 
> No. The device does support 64 bit DMA, the problem is a crap implementation
> of the device the motherboard. Therefore a PCI quirk or module parameter
> is a better solution.

Ok, I will use dmi_check_system() to recognize broken board and limit DMA
address space when detected.

Thanks
Stanislaw
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