From: Russell McConnachie <russell.mcconnachie@guest-tek.com>
To: Matthew Dharm <mdharm-kernel@one-eyed-alien.net>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Compact Flash Serial ATA patch
Date: Tue, 23 May 2006 04:41:03 -0600 [thread overview]
Message-ID: <1148380863.1364.1.camel@gt-alphapbx2> (raw)
In-Reply-To: <20060523172352.GD9528@one-eyed-alien.net>
Hi Matt,
The patch which stopped the DMA problems was adding the model ID to the
dma blacklist in the libata-core.c file. I will create another patch in
unified diff format, it seems that compact flash uses different device
IDs than regular ATA/ATAPI devices.
On Tue, 2006-05-23 at 10:23 -0700, Matthew Dharm wrote:
> On Tue, May 23, 2006 at 04:16:37AM -0600, Russell McConnachie wrote:
> > I was having some trouble with a serial ATA compact flash adapter with
> > libata. I wrote a small patch for the kernel to work around the sanity
> > check, dma blacklisting and device ID detections in ata_dev_classify().
>
> I've had this problem, too. Apparently, my CF/SATA bridge doesn't support
> DMA, but libata requires it.
>
> I don't know if this is the right fix (if nothing else the patch needs to
> be sent in unified diff format), but it's certainly something that needs
> fixing.
>
> Matt
>
next prev parent reply other threads:[~2006-05-23 17:39 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-05-23 10:16 Russell McConnachie
2006-05-23 17:23 ` Matthew Dharm
2006-05-23 10:41 ` Russell McConnachie [this message]
2006-05-23 18:54 ` Alan Cox
2006-05-23 18:56 ` Alan Cox
2006-05-23 20:47 ` markus reichelt
2006-05-24 7:14 ` Helge Hafting
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