From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1422800AbWBIFGH (ORCPT ); Thu, 9 Feb 2006 00:06:07 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1422801AbWBIFGH (ORCPT ); Thu, 9 Feb 2006 00:06:07 -0500 Received: from gate.crashing.org ([63.228.1.57]:54201 "EHLO gate.crashing.org") by vger.kernel.org with ESMTP id S1422800AbWBIFGG (ORCPT ); Thu, 9 Feb 2006 00:06:06 -0500 Subject: Re: sound problem on recent PowerBook5,8 MacRISC3 From: Benjamin Herrenschmidt To: Lee Revell Cc: Yaroslav Halchenko , linux kernel mailing list In-Reply-To: <1139460919.30058.16.camel@mindpipe> References: <20060208160002.GI5538@washoe.onerussian.com> <1139437750.5003.19.camel@localhost.localdomain> <1139460919.30058.16.camel@mindpipe> Content-Type: text/plain Date: Thu, 09 Feb 2006 16:04:41 +1100 Message-Id: <1139461481.5003.34.camel@localhost.localdomain> Mime-Version: 1.0 X-Mailer: Evolution 2.4.1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 2006-02-08 at 23:55 -0500, Lee Revell wrote: > On Thu, 2006-02-09 at 09:29 +1100, Benjamin Herrenschmidt wrote: > > On Wed, 2006-02-08 at 11:00 -0500, Yaroslav Halchenko wrote: > > > Dear Kernel People, > > > > > > Sound fails to work on the PowerBook laptop > > > information on which could be found from > > > http://www.onerussian.com/Linux/bugs/bug.sound/ > > > > > > On 2.6.16-rc1 and got > > > dmasound_pmac: couldn't find a Codec we can handle > > > .... > > > snd: Unknown layout ID 0x52 > > > (and ALSA failed to find any device) > > > > The sound chipset on these new machines isn't yet supported. > > > > Please file a feature request in the ALSA bugzilla, so this won't get > lost. Please include pointers to any Darwin code or any other docs you > think might help. > > https://bugtrack.alsa-project.org/alsa-bug/login_select_proj_page.php?ref=bug_report_advanced_page.php Well, I have started tracking down all chipset models and all ways they are routed in the different mac models. It's a total mess but I'm slowly getting there. I intend to rewrite a new driver that can handle properly those new scenarios of multiple i2c busses and multiple codecs per bus, among others. Ben.