From mboxrd@z Thu Jan 1 00:00:00 1970 Received: with ECARTIS (v1.0.0; list linux-mips); Mon, 23 Nov 2009 09:56:49 +0100 (CET) Received: from cantor.suse.de ([195.135.220.2]:42850 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-OK) by ftp.linux-mips.org with ESMTP id S1492532AbZKWI4m (ORCPT ); Mon, 23 Nov 2009 09:56:42 +0100 Received: from relay1.suse.de (relay-ext.suse.de [195.135.221.8]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.suse.de (Postfix) with ESMTP id D6D0C6CB00; Mon, 23 Nov 2009 09:56:41 +0100 (CET) Date: Mon, 23 Nov 2009 09:56:39 +0100 Message-ID: From: Takashi Iwai To: wuzhangjin@gmail.com Cc: Ralf Baechle , Thomas Bogendoerfer , Jaroslav Kysela , alsa-devel@alsa-project.org, linux-mips@linux-mips.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] MIPS: Fixups of ALSA memory maps In-Reply-To: <1258806701.5752.8.camel@falcon.domain.org> References: <9cbcd06037c18288a6493459b8f3a6e1562eca77.1258389992.git.wuzhangjin@gmail.com> <20091116174324.GA17748@linux-mips.org> <20091118142056.GB6615@linux-mips.org> <1258806701.5752.8.camel@falcon.domain.org> User-Agent: Wanderlust/2.15.6 (Almost Unreal) SEMI/1.14.6 (Maruoka) FLIM/1.14.9 (=?UTF-8?B?R29qxY0=?=) APEL/10.7 Emacs/23.1 (x86_64-suse-linux-gnu) MULE/6.0 (HANACHIRUSATO) MIME-Version: 1.0 (generated by SEMI 1.14.6 - "Maruoka") Content-Type: text/plain; charset=US-ASCII Return-Path: X-Envelope-To: <"|/home/ecartis/ecartis -s linux-mips"> (uid 0) X-Orcpt: rfc822;linux-mips@linux-mips.org Original-Recipient: rfc822;linux-mips@linux-mips.org X-archive-position: 25050 X-ecartis-version: Ecartis v1.0.0 Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org X-original-sender: tiwai@suse.de Precedence: bulk X-list: linux-mips At Sat, 21 Nov 2009 20:31:41 +0800, Wu Zhangjin wrote: > > On Wed, 2009-11-18 at 18:47 +0100, Takashi Iwai wrote: > [...] > > > > Well, we haven't reached the consensus. The discussion faded away > > somehow mainly because I had too little time to update and ping people > > again. > > > > In Tokyo, I talked with some guys regarding this. Ben agreed to take > > this approach for ppc, and David said that he doesn't mind for sparc > > part. Fujita-san mentioned it's no big problem to add one op from > > the generic dma_ops. > > > > So, maybe somehow need to convince James in the end (and ask Paul to > > check SH part, too), then it'll be all up... theoretically :) > > > > Anyway, I'm going to raise the discussion again on linux-arch. > > I'm afraid it's a bit too late game for 2.6.33, but starting now is > > better than too late again. > > Hi, Takashi Iwai > > Before the API stuff going into the mainline(2.6.33), can we apply this > "[PATCH] MIPS: Fixups of ALSA memory maps"(This is the minimal > necessares) as a current fixup. and then we will not get a broken sound > support for MIPS, and also the support to the latest Loongson2F family > machines will benefit from it. > > and Ralf, what about your suggestion? The question is whether this hack can be safely added for all MIPS platforms just by checking kconfig. I had an impression that rather many things have to be checked in the runtime. As I have really little clue about MIPS architecture, I'd like let MIPS guys decide about it... thanks, Takashi