Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1422823AbWJYXhS (ORCPT ); Wed, 25 Oct 2006 19:37:18 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1422817AbWJYXhS (ORCPT ); Wed, 25 Oct 2006 19:37:18 -0400 Received: from outpipe-village-512-1.bc.nu ([81.2.110.250]:30369 "EHLO lxorguk.ukuu.org.uk") by vger.kernel.org with ESMTP id S1422823AbWJYXhQ (ORCPT ); Wed, 25 Oct 2006 19:37:16 -0400 Subject: Re: [BUG] DMA timeout errors on Dell Latitude XPi CD P150ST From: Alan Cox To: Panagiotis Issaris Cc: linux-kernel@vger.kernel.org In-Reply-To: References: Content-Type: text/plain Content-Transfer-Encoding: 7bit Date: Thu, 26 Oct 2006 00:40:28 +0100 Message-Id: <1161819628.7615.45.camel@localhost.localdomain> Mime-Version: 1.0 X-Mailer: Evolution 2.6.2 (2.6.2-1.fc5.5) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 897 Lines: 20 Ar Mer, 2006-10-25 am 09:24 +0000, ysgrifennodd Panagiotis Issaris: > I would guess it would be enough to remove the PCI_DEVICE_ID_CMD_643 and let it > be handled by the default case, thus disabling DMA. I will try the attached > patch on my friends laptop as soon as he brings it along. This has nothing to do with whether DMA is enabled and is wrong. The decision about whether to honour BIOS DMA settings is a config option and has been for years. If this specific laptop does need not to use DMA, and Win*** also shows the same behaviour then we can certainly add it to a list of some kind, OTOH if windows DMA works I'd like to know -why- Alan - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/