From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1162492AbWLBV12 (ORCPT ); Sat, 2 Dec 2006 16:27:28 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1162494AbWLBV12 (ORCPT ); Sat, 2 Dec 2006 16:27:28 -0500 Received: from mx27.mail.ru ([194.67.23.64]:32857 "EHLO mx27.mail.ru") by vger.kernel.org with ESMTP id S1162492AbWLBV11 (ORCPT ); Sat, 2 Dec 2006 16:27:27 -0500 From: Andrey Borzenkov To: Alan Subject: Re: 2.6.19: ALi M5229 - CD-ROM not found with pata_ali Date: Sun, 3 Dec 2006 00:27:22 +0300 User-Agent: KMail/1.9.5 Cc: linux-kernel@vger.kernel.org References: <200606220004.30863.arvidjaar@mail.ru> <200612012335.29179.arvidjaar@mail.ru> <20061201215700.34d1e1ff@localhost.localdomain> In-Reply-To: <20061201215700.34d1e1ff@localhost.localdomain> Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200612030027.23373.arvidjaar@mail.ru> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On Saturday 02 December 2006 00:57, Alan wrote: > > Still the same in 2.6.19 + suspend pata_ali patch. The only way I can get > > CD-ROM is with > > > > options pata_ali atapi_max_xfer_mask=0x7f > > And I've still got no idea why. Having studied the docs, the old and new > drivers and a lot more I see no difference to explain it. > Irrespectively - why libata does not fall back to PIO when DMA failed? This at least would have given working device (even somewhat degraded perfrormance). - -andrey -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.5 (GNU/Linux) iD4DBQFFce+7R6LMutpd94wRAqC6AKDR6zjJ+WDTT6S/7DEOtqGlZ3UgUQCY5tgY 6w8LI78xoTsFDc6sO5vs0A== =tMFh -----END PGP SIGNATURE-----