From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932157AbXAVU25 (ORCPT ); Mon, 22 Jan 2007 15:28:57 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932153AbXAVU25 (ORCPT ); Mon, 22 Jan 2007 15:28:57 -0500 Received: from h155.mvista.com ([63.81.120.155]:36756 "EHLO imap.sh.mvista.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1751980AbXAVU24 (ORCPT ); Mon, 22 Jan 2007 15:28:56 -0500 Message-ID: <45B51E83.1010904@ru.mvista.com> Date: Mon, 22 Jan 2007 23:28:51 +0300 From: Sergei Shtylyov Organization: MontaVista Software Inc. User-Agent: Mozilla/5.0 (X11; U; Linux i686; rv:1.7.2) Gecko/20040803 X-Accept-Language: ru, en-us, en-gb MIME-Version: 1.0 To: Alan Cc: Bartlomiej Zolnierkiewicz , linux-ide@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 13/15] ide: fix UDMA/MWDMA/SWDMA masks References: <20070119003058.14846.43637.sendpatchset@localhost.localdomain> <20070119003226.14846.87052.sendpatchset@localhost.localdomain> <45B4FFBD.40507@ru.mvista.com> <20070122184620.1c8b87ac@localhost.localdomain> In-Reply-To: <20070122184620.1c8b87ac@localhost.localdomain> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hello. Alan wrote: >> Ugh, I'm not seeing any *actual* support for MW/SW DMA in this driver... > Thats long been broken. Should be correct in the libata driver Here's a surprise for you. pata_cmd64x copied the SW/MW DMA setup code from the IDE driver. No way it could be working. You may check against the PC64x datasheets (if you have them -- if you don't I think I may share) and see for yourself -- it's abolutely idiotic. > Alan WBR, Sergei