From mboxrd@z Thu Jan 1 00:00:00 1970 From: ANISH KUMAR Subject: Re: DMA interrupt not getting triggered(nailed the problem need solution) Date: Mon, 08 Feb 2010 12:15:57 +0000 (GMT) Message-ID: <5781224.897561265631357494.JavaMail.weblogic@epml09> Reply-To: anish.singh@samsung.com Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mailout5.samsung.com (mailout5.samsung.com [203.254.224.35]) by alsa0.perex.cz (Postfix) with ESMTP id 4AAE02439E for ; Mon, 8 Feb 2010 13:16:00 +0100 (CET) Received: from ep_ms13_bk (mailout5.samsung.com [203.254.224.35]) by mailout1.samsung.com (iPlanet Messaging Server 5.2 Patch 2 (built Jul 14 2004)) with ESMTP id <0KXI004V8VELOI@mailout1.samsung.com> for alsa-devel@alsa-project.org; Mon, 08 Feb 2010 21:15:57 +0900 (KST) Received: from ep_spt02 (ms13.samsung.com [203.254.225.109]) by ms13.samsung.com (iPlanet Messaging Server 5.2 Patch 2 (built Jul 14 2004)) with ESMTP id <0KXI005H7VELQ4@ms13.samsung.com> for alsa-devel@alsa-project.org; Mon, 08 Feb 2010 21:15:57 +0900 (KST) Content-return: prohibited MIME-version: 1.0 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: Mark Brown Cc: "alsa-devel@alsa-project.org" , jassi brar , "ben-linux@fluff.org" , "JaroslavKyselaperex@perex.cz" List-Id: alsa-devel@alsa-project.org > If the initial hardware state happens to result in LRCLK being where the >lrsync() function is trying to get it then the driver will start up, but >the misclocking of the configuration will result in ALSA detecting an >error which will eventually result in a restart of the audio stream. >>From the lrsync function i know that it is just trying to check whether a particular bit is set or not.So according to my understanding this lrsync function will timeout if the clock itself is not coming. Please forgive for not understanding your reply. But i am not able to understand "where the lrsync() function is trying to get-FROM YOUR REPLY"?? And misclocking of the configuration??Please explain this term(googling didn't help much).