From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark Brown Subject: Re: [PATCH] add support to reorder CPU and Codec DAI suspend/resume Date: Wed, 11 Nov 2009 14:42:52 +0000 Message-ID: <20091111144252.GB20417@opensource.wolfsonmicro.com> References: <1257923457-31470-1-git-send-email-21cnbao@gmail.com> <20091111112431.GA18005@opensource.wolfsonmicro.com> <3c17e3570911110448v7f7da90bs8ecad60c4afda5bc@mail.gmail.com> <20091111142050.GB32595@sirena.org.uk> <3c17e3570911110634k60ecc02fwf52c168e9f5ad7a2@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from opensource2.wolfsonmicro.com (opensource.wolfsonmicro.com [80.75.67.52]) by alsa0.perex.cz (Postfix) with ESMTP id 6523B10385D for ; Wed, 11 Nov 2009 15:42:53 +0100 (CET) Content-Disposition: inline In-Reply-To: <3c17e3570911110634k60ecc02fwf52c168e9f5ad7a2@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 Wed, Nov 11, 2009 at 10:34:00PM +0800, Barry Song wrote: > The only difference should be whether clock/sync is fired from codec > before or after TDM interfaces are resumed to be ready for the > different resume order of CPU and Codec DAI, as I guess. That's > difficult to explain why. It'd really like to understand what's going wrong with the controller here - it should just sync up off the frame sync signal.