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Re: [RFC] rtl8180: change PCI DMA mask to DMA_BIT_MASK(32) to solve "No suitable DMA available" problems on sparc64.

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From: Tiziano Müller <tm@xxxxxxxxxxx>
Date: Thu, 10 Sep 2009 11:37:43 +0200

> Hi there
> 
> I had problems to get my rtl8185 PCI card running on Sparc64: I always
> got an error about "No suitable DMA available" followed by an error
> that no device could be detected. When comparing the rtl8180 driver to
> others I noticed that others are mostly using DMA_BIT_MASK so I changed
> the custom mask to DMA_BIT_MASK(32) which fixed my issue.

Looks correct to me.

I wonder what it was trying to achieve by clearing the low 8 bits
:-)

Acked-by: David S. Miller <davem@xxxxxxxxxxxxx>
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