From mboxrd@z Thu Jan 1 00:00:00 1970 From: Maxim Levitsky Subject: Re: ALSA changes in 2.6.23-rc6 for Intel HDA Date: Thu, 13 Sep 2007 22:28:01 +0300 Message-ID: <200709132228.01762.maximlevitsky@gmail.com> References: <9e4733910709110958h5756a50fi7540fe9d654d1557@mail.gmail.com> <9e4733910709131209i3d6781e8pa60039fbb497dc6c@mail.gmail.com> <9e4733910709131220n62473a60v69a36d2e314bc920@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from wx-out-0506.google.com (wx-out-0506.google.com [66.249.82.234]) by alsa0.perex.cz (Postfix) with ESMTP id ABF1E2438A for ; Thu, 13 Sep 2007 21:29:34 +0200 (CEST) Received: by wx-out-0506.google.com with SMTP id t11so650975wxc for ; Thu, 13 Sep 2007 12:29:33 -0700 (PDT) In-Reply-To: <9e4733910709131220n62473a60v69a36d2e314bc920@mail.gmail.com> Content-Disposition: inline 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: Jon Smirl Cc: alsa-devel@alsa-project.org List-Id: alsa-devel@alsa-project.org On Thursday 13 September 2007 22:20:07 Jon Smirl wrote: > On 9/13/07, Jon Smirl wrote: > > On 9/13/07, Maxim Levitsky wrote: > > > Can you tell me exact version of kernel that allowed you to set higher volume, > > > and can you test whenever you actually can set louder volumes on that kernel, maybe it has a bug > > > > > > I was working fine 2.6.23-rc4 for sure and I also believe 2.6.23-rc5 was ok. > > 2.6.23-rc6 is not ok. > > > > But I can't rule out that this has nothing to do with the kernel and > > instead it was cause by an auto update of some ubuntu package. > > > > It is the current system that is not working ok for me. > > > > I have my powered speakers set to full volume. > > I have PCM set to full volume. > > I have to set the front speakers to 36% before I can detect they are > > making sound. > > I still have full dynamic range if I set the front speakers to 100%. > > > > Here's a another clue. I have alsamixer running in a window. I change > > the volume control with the gnome panel applet. It is changing the > > volume for the Front Speaker column. Shouldn't it be changing the PCM > > column? > > > > If I set Front back to 79 and use PCM to control the volume things > > appear to be working like they used to. Did something cause the Gnome > > Volume Control Applet to start controlling a different column? > > I see now that there is a preference in the Gnome Volume Control > applet and in System/Preferences/Sound for setting which channel is > controlled. In both cases nothing was selected on my system. It seems > that the default when nothing is selected is to control the Front > Speaker channel. > > I've set both of these to PCM and now things are working like there were before. > > This behavior correlates with what I believe was the name of the PCM > channel changing from 'pcm' to 'PCM'. The selection boxes still wanted > to use the old name which wasn't a choice anymore. > Hi, The 'PCM" is a userspace plugin, it only allows to decrease volume so if you set it to 100%, it will do nothing. I used this chip back in 2.6.21 days, and I never have seen any change in volumes like that. I use KDE, so I don't know much about gnome volume control. Best regards, Maxim Levitsky