From: Christoph Hellwig <hch@caldera.de>
To: linux-ia64@vger.kernel.org
Subject: Re: [Linux-ia64] Proper fix for sym53c8xx_2 driver and dma64_addr_t
Date: Wed, 06 Feb 2002 17:15:16 +0000 [thread overview]
Message-ID: <marc-linux-ia64-105590698806008@msgid-missing> (raw)
In-Reply-To: <marc-linux-ia64-105590698805991@msgid-missing>
On Wed, Feb 06, 2002 at 06:10:42PM +0100, Christoph Hellwig wrote:
> On Wed, Feb 06, 2002 at 12:45:03AM -0800, David S. Miller wrote:
> > It is not using the DMA apis correctly then, it should be using
> > dma_addr_t which may or may not be 64-bits on a given platform.
>
> When the sym2 driver is configured with SYM_CONF_DMA_ADDRESSING_MOD > 1
> it uses DAC accessing and needs dma64_addr_t. It doesn't use it
> when using the default addressing mode.
Sorry, it doesn't use the _dac_ APIs. Still I'm the opinion that either
architecture should support dma64_addr_t or we need a HAVE_PCI_DAC_API
define.
Christoph
--
Of course it doesn't work. We've performed a software upgrade.
next prev parent reply other threads:[~2002-02-06 17:15 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-02-05 20:43 [Linux-ia64] Proper fix for sym53c8xx_2 driver and dma64_addr_t Michael Madore
2002-02-05 21:23 ` Gérard Roudier
2002-02-05 21:26 ` David Mosberger
2002-02-05 21:34 ` Gérard Roudier
2002-02-05 21:38 ` Christoph Hellwig
2002-02-05 21:44 ` David Mosberger
2002-02-06 8:21 ` Christoph Hellwig
2002-02-06 8:29 ` David S. Miller
2002-02-06 8:35 ` Christoph Hellwig
2002-02-06 8:45 ` David S. Miller
2002-02-06 16:54 ` David Mosberger
2002-02-06 17:10 ` Christoph Hellwig
2002-02-06 17:15 ` Christoph Hellwig [this message]
2002-02-06 17:15 ` David Mosberger
2002-02-06 21:38 ` Gérard Roudier
2002-02-07 2:09 ` David S. Miller
[not found] <3C6043E5.D1F40E5D@turbolinux.com>
[not found] ` <20020205223804.A22012@caldera.de>
[not found] ` <15456.21030.840746.209377@napali.hpl.hp.com>
2002-02-06 8:21 ` Christoph Hellwig
2002-02-06 8:29 ` David S. Miller
2002-02-06 8:35 ` Christoph Hellwig
2002-02-06 8:45 ` David S. Miller
2002-02-05 21:23 ` Gérard Roudier
2002-02-06 17:10 ` Christoph Hellwig
2002-02-06 17:15 ` Christoph Hellwig
2002-02-06 17:15 ` David Mosberger
2002-02-05 21:34 ` Gérard Roudier
2002-02-07 2:09 ` David S. Miller
2002-02-06 21:38 ` Gérard Roudier
2002-02-06 16:54 ` David Mosberger
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