From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark Brown Subject: Re: [PATCH V2 2/3] add set_tdm_slot in tdm dai to define the relationship between audio channel and tdm slot Date: Tue, 18 Aug 2009 14:11:17 +0100 Message-ID: <20090818131117.GA12512@rakim.wolfsonmicro.main> References: <1250137511-24034-1-git-send-email-21cnbao@gmail.com> <20090817175010.GA19707@rakim.wolfsonmicro.main> <3c17e3570908171953l65c9d04i99ad6fa72b88d001@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Return-path: Received: from opensource2.wolfsonmicro.com (opensource.wolfsonmicro.com [80.75.67.52]) by alsa0.perex.cz (Postfix) with ESMTP id 9DEAC246C5 for ; Tue, 18 Aug 2009 15:11:18 +0200 (CEST) Content-Disposition: inline In-Reply-To: <3c17e3570908171953l65c9d04i99ad6fa72b88d001@mail.gmail.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: alsa-devel-bounces@alsa-project.org Errors-To: alsa-devel-bounces@alsa-project.org To: Barry Song <21cnbao@gmail.com> Cc: uclinux-dist-devel@blackfin.uclinux.org, alsa-devel@alsa-project.org List-Id: alsa-devel@alsa-project.org On Tue, Aug 18, 2009 at 10:53:39AM +0800, Barry Song wrote: > On Tue, Aug 18, 2009 at 1:50 AM, Mark > Brown wrote: > > I think what you're trying to describe here is that the device is > > expecting to see all the left channels on the bus followed by all the > > right channels? =A0This is the normal case for I2S TDM so no unusual > > configuration is required in order to implement it. > Do you mean you will extend TDM API to handle this? I can follow your > on-going changes. It's possible, though I'd not hold my breath since I don't have any systems which can use it. Could you confirm which mode your device is operating in for this configuration - if it's I2S then there should be nothing needed.