From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pierre-Louis Bossart Subject: Re: Baytrail audio port problem Date: Tue, 31 May 2016 07:13:55 -0500 Message-ID: References: <1811335311.1201572.1464521090270.JavaMail.yahoo.ref@mail.yahoo.com> <1811335311.1201572.1464521090270.JavaMail.yahoo@mail.yahoo.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; Format="flowed" Content-Transfer-Encoding: 7bit Return-path: Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by alsa0.perex.cz (Postfix) with ESMTP id 0114C2607C8 for ; Tue, 31 May 2016 14:13:57 +0200 (CEST) In-Reply-To: <1811335311.1201572.1464521090270.JavaMail.yahoo@mail.yahoo.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org To: alan Paris , "alsa-devel@alsa-project.org" List-Id: alsa-devel@alsa-project.org On 5/29/16 6:24 AM, alan Paris wrote: > Hi everybody, > well I send this message because I've got a problem with Baytrail audio port (rt5640). I followed the discussion about writing an alsa driver (see it : http://mailman.alsa-project.org/pipermail/alsa-devel/2015-June/094114.html) and I tried many solutions (as like that : https://groups.google.com/forum/#!topic/android-x86/GKBFxCZyxQg ). > > Now the system see the Baytrail card audio for speakers but as Michele Curti when I start the system I've got a minute freeze and I haven't got still sound. When I launch dmesg command, I see only those messages : > > Baytrail Audio Port: sst: error code = -22 > bytt100_rt5640 bytt100_rt5640: BUG: , pos = -22, buffer size = 3840, period size = 480 > Do you know how I can solve this problem and it is possible to operate baytrail audio device with alsa or pulseaudio ? it looks like you are using an old kernel, the t100 name was removed quite a while ago. also without details about your codec we can't help you.