linux-kernel - Re: [PATCH] pata_cs5536: add quirk for broken udma

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Message-ID: <50A5BF9E.70807@pobox.com>
Date:	Thu, 15 Nov 2012 23:22:54 -0500
From:	Jeff Garzik <jgarzik@...ox.com>
To:	Christian Gmeiner <christian.gmeiner@...il.com>
CC:	linux-ide@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>,
	mkp@....net
Subject: Re: [PATCH] pata_cs5536: add quirk for broken udma

On 11/15/2012 05:03 PM, Christian Gmeiner wrote:
> I am working on a device which uses the cs5536 pata driver. There
> are some broken hardware revisions out in the field, which can be
> detected via DMI. On older versions with an embedded BIOS I
> used libata.dma=0 to disable dma completely.
> Now we are switching to a coreboot/seabios based BIOS where we
> have DMI support and so I think its a good idea to get rid of
> all those hacky kernel parameters as the same image
> is used other devices where libata.dma=0 is not a good idea.
>
> Signed-off-by: Christian Gmeiner <christian.gmeiner@...il.com>
> ---
>   drivers/ata/pata_cs5536.c | 32 ++++++++++++++++++++++++++++++
> +-
>   1 file changed, 31 insertions(+), 1 deletion(-)

ACK, but patch is word-wrapped-mangled



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