From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262426AbTFBPGO (ORCPT ); Mon, 2 Jun 2003 11:06:14 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262427AbTFBPGO (ORCPT ); Mon, 2 Jun 2003 11:06:14 -0400 Received: from pc2-cwma1-4-cust86.swan.cable.ntl.com ([213.105.254.86]:60902 "EHLO lxorguk.ukuu.org.uk") by vger.kernel.org with ESMTP id S262426AbTFBPGN convert rfc822-to-8bit (ORCPT ); Mon, 2 Jun 2003 11:06:13 -0400 Subject: Re: 2.4.21 can't set IDE DMA on harddrive (HDIO_SET_DMA failed: Operation not permitted) From: Alan Cox To: =?ISO-8859-1?Q?J=E9r=F4me_Aug=E9?= Cc: Linux Kernel Mailing List In-Reply-To: <20030602114838.GA1730@satellite.workgroup.fr> References: <20030602114838.GA1730@satellite.workgroup.fr> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8BIT Organization: Message-Id: <1054563706.7495.24.camel@dhcp22.swansea.linux.org.uk> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.2.2 (1.2.2-5) Date: 02 Jun 2003 15:21:47 +0100 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Llu, 2003-06-02 at 12:48, Jérôme Augé wrote: > I checked my logs and found that the 2.4.21 kernel use E-IDE version > 7.00beta[34]-.2.4 and the 2.4.20 one use version 6.31. > > Looks like something went wrong in the IDE code regarding DMA settings ? > > Here is the output from 'lspci' for my IDE controler (Toshiba Satellite > 2540CDT): It used to be caught by the generic DMA driver that would just run with BIOS settings. This approach unfortunately also tended to grab devices that didn't work with just BIOS settings so I took it out and just left a table of known OK devices. I'll add the toshiba one back and I've also pinged Toshiba to see if they will give me the docs to support it properly. Alan