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From: David Miller <davem@davemloft.net>
To: tm@dev-zero.ch
Cc: linville@tuxdriver.com, linux-wireless@vger.kernel.org
Subject: Re: [RFC] rtl8180: change PCI DMA mask to DMA_BIT_MASK(32) to solve "No suitable DMA available" problems on sparc64.
Date: Thu, 10 Sep 2009 02:48:04 -0700 (PDT)	[thread overview]
Message-ID: <20090910.024804.30388483.davem@davemloft.net> (raw)
In-Reply-To: <1252575463.30576.59.camel@localhost>

From: Tiziano Müller <tm@dev-zero.ch>
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@davemloft.net>

  reply	other threads:[~2009-09-10  9:47 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-09-10  9:37 [RFC] rtl8180: change PCI DMA mask to DMA_BIT_MASK(32) to solve "No suitable DMA available" problems on sparc64 Tiziano Müller
2009-09-10  9:48 ` David Miller [this message]
2009-10-28 19:11 ` John W. Linville

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