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From: Christoph Hellwig <hch@caldera.de>
To: "David S. Miller" <davem@redhat.com>
Cc: davidm@hpl.hp.com, mmadore@turbolinux.com,
	linux-ia64@linuxia64.org, linux-kernel@vger.kernel.org,
	groudier@free.fr
Subject: Re: [Linux-ia64] Proper fix for sym53c8xx_2 driver and dma64_addr_t
Date: Wed, 6 Feb 2002 18:10:42 +0100	[thread overview]
Message-ID: <20020206181042.A11683@caldera.de> (raw)
In-Reply-To: <20020206092129.A8739@caldera.de> <20020206.002906.94555802.davem@redhat.com> <20020206093558.A9445@caldera.de> <20020206.004503.118628125.davem@redhat.com>
In-Reply-To: <20020206.004503.118628125.davem@redhat.com>; from davem@redhat.com on Wed, Feb 06, 2002 at 12:45:03AM -0800

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.

	Christoph

-- 
Of course it doesn't work. We've performed a software upgrade.

  parent reply	other threads:[~2002-02-06 17:12 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [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     ` [Linux-ia64] Proper fix for sym53c8xx_2 driver and dma64_addr_t 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 [this message]
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
2002-02-05 20:43 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
2002-02-06 17:15 ` David Mosberger
2002-02-06 21:38 ` Gérard Roudier
2002-02-07  2:09 ` David S. Miller

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