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Re: [PATCH 2/2] libata: New driver for OCTEON SOC Compact Flash interfac

To: David Daney <ddaney@caviumnetworks.com>
Subject: Re: [PATCH 2/2] libata: New driver for OCTEON SOC Compact Flash interface (v2).
From: Alan Cox <alan@lxorguk.ukuu.org.uk>
Date: Tue, 25 Nov 2008 17:34:01 +0000
Cc: Jeff Garzik <jeff@garzik.org>, linux-ide@vger.kernel.org, linux-mips@linux-mips.org
In-reply-to: <492C3509.8010408@caviumnetworks.com>
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Original-recipient: rfc822;linux-mips@linux-mips.org
References: <492B56B0.9030409@caviumnetworks.com> <1227577181-30206-2-git-send-email-ddaney@caviumnetworks.com> <492C2EE2.3090702@garzik.org> <492C3509.8010408@caviumnetworks.com>
Sender: linux-mips-bounce@linux-mips.org
> system.  The only recourse is to cycle power to the board.  By allowing 
> DMA to be disabled, we eliminate this problem.

You can already do this via the existing libata option functions that
Tejun added a while back, or there is libata.dma=0 which is applied to
all interfaces.

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