From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sergei Shtylyov Subject: Re: [PATCH 13/15] ide: fix UDMA/MWDMA/SWDMA masks Date: Mon, 22 Jan 2007 23:28:51 +0300 Message-ID: <45B51E83.1010904@ru.mvista.com> References: <20070119003058.14846.43637.sendpatchset@localhost.localdomain> <20070119003226.14846.87052.sendpatchset@localhost.localdomain> <45B4FFBD.40507@ru.mvista.com> <20070122184620.1c8b87ac@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Return-path: 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 In-Reply-To: <20070122184620.1c8b87ac@localhost.localdomain> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Alan Cc: Bartlomiej Zolnierkiewicz , linux-ide@vger.kernel.org, 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