From: <philipp@igowo.de>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: linux-kernel@vger.kernel.org
Subject: Re: IDE DMA doesn't work with pata_via and compact flash card
Date: Thu, 11 Oct 2007 13:39:52 +0200 [thread overview]
Message-ID: <552cad388461c04dc635c9e29128339f@localhost> (raw)
In-Reply-To: <20071011111911.0d322827@the-village.bc.nu>
On Thu, 11 Oct 2007 11:19:11 +0100, Alan Cox <alan@lxorguk.ukuu.org.uk>
wrote:
>> ones, when using DMA. Turning off DMA for the old IDE drivers or
>> patching ata_generic to handle my IDE controller and then deactivating
>> DMA in the BIOS works, but then disk I/O is unbelievable slow.. do you
>> have any idea how to fix it, so that DMA works?
>
> Does your CF/IDE adapter support DMA ?
Oh well, you're right.. there are still some CF/IDE adapters which do not
support DMA. I'll guess this is the problem then, so I'll return it to the
shop.
Best regards,
Philipp
prev parent reply other threads:[~2007-10-11 11:40 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-10-11 7:05 IDE DMA doesn't work with pata_via and compact flash card Philipp Wollermann
2007-10-11 10:19 ` Alan Cox
2007-10-11 11:03 ` philipp
2007-10-11 13:16 ` Helge Hafting
2007-10-11 22:21 ` Philipp Wollermann
2007-10-11 11:39 ` philipp [this message]
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