From mboxrd@z Thu Jan 1 00:00:00 1970 Received: with ECARTIS (v1.0.0; list linux-mips); Tue, 25 Nov 2008 17:38:16 +0000 (GMT) Received: from mail3.caviumnetworks.com ([12.108.191.235]:22568 "EHLO mail3.caviumnetworks.com") by ftp.linux-mips.org with ESMTP id S23910635AbYKYRiO (ORCPT ); Tue, 25 Nov 2008 17:38:14 +0000 Received: from exch4.caveonetworks.com (Not Verified[192.168.16.23]) by mail3.caviumnetworks.com with MailMarshal (v6,2,2,3503) id ; Tue, 25 Nov 2008 12:38:02 -0500 Received: from exch4.caveonetworks.com ([192.168.16.23]) by exch4.caveonetworks.com with Microsoft SMTPSVC(6.0.3790.3959); Tue, 25 Nov 2008 09:38:00 -0800 Received: from dd1.caveonetworks.com ([64.169.86.201]) by exch4.caveonetworks.com with Microsoft SMTPSVC(6.0.3790.3959); Tue, 25 Nov 2008 09:37:59 -0800 Message-ID: <492C37F7.5060509@caviumnetworks.com> Date: Tue, 25 Nov 2008 09:37:59 -0800 From: David Daney User-Agent: Thunderbird 2.0.0.16 (X11/20080723) MIME-Version: 1.0 To: Alan Cox CC: Jeff Garzik , linux-ide@vger.kernel.org, linux-mips@linux-mips.org Subject: Re: [PATCH 2/2] libata: New driver for OCTEON SOC Compact Flash interface (v2). References: <492B56B0.9030409@caviumnetworks.com> <1227577181-30206-2-git-send-email-ddaney@caviumnetworks.com> <492C2EE2.3090702@garzik.org> <492C3509.8010408@caviumnetworks.com> <20081125173401.44c28e17@lxorguk.ukuu.org.uk> In-Reply-To: <20081125173401.44c28e17@lxorguk.ukuu.org.uk> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-OriginalArrivalTime: 25 Nov 2008 17:37:59.0952 (UTC) FILETIME=[8F5E7900:01C94F24] Return-Path: X-Envelope-To: <"|/home/ecartis/ecartis -s linux-mips"> (uid 0) X-Orcpt: rfc822;linux-mips@linux-mips.org Original-Recipient: rfc822;linux-mips@linux-mips.org X-archive-position: 21425 X-ecartis-version: Ecartis v1.0.0 Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org X-original-sender: ddaney@caviumnetworks.com Precedence: bulk X-list: linux-mips Alan Cox wrote: >> 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. > Great, I will remove our driver's option. David Daney