> It looks like this is a generic problem of ATI SB chipset. Which> model is it? SB450, SB460 or SB600? it is SB450 >>> Takashi>>> > 2008/2/12, Takashi Iwai <tiwai@xxxxxxx>:> > > At Fri, 8 Feb 2008 19:51:39 +0100,> > > Grzegorz Chwesewicz wrote:> > > >> > > > Friday 08 of February 2008 16:57:37 Takashi Iwai napisał(a):> > > > > At Fri, 08 Feb 2008 13:24:52 +0100,> > > > >> > > > > I wrote:> > > > > > BTW, do you have problems found in below?> > > > > > https://bugzilla.novell.com/show_bug.cgi?id=297703> > > > > >> > > > > > According to the reporter, nc6400 with AD1981 has a problem with> > > > > > headphone jack auto-muting and with the non-linear master volume.> > > > > >> > > > > > I supplied two test patches there.> > > > >> > > > > For convenience, I attach patches here.> > > >> > > > Hi, I had no time to test your first patch (this one which check if irq> > > > handler is called), I've only tested it for a while (working on MSI turned> > > > on, sometimes hard locks my laptop).> > > >> > > > I also have similiar problems with automute, and non-linear master volume> > > > control.> > > >> > > > Without automute patch, automute works from time to time. With your patch> > > > applied to latest git it works all the time, until the recording breaks. When> > > > it happens I have sound only in headphones, but not in internal speaker.> > > > Pluging and unpluging HP doesn't help, only reloading hda-intel fixes> > > > problem.> > > > Assuming, your automute patch is ok, but it helps me only until mic breaks.> > >> > > OK, this patch is now on HG tree.> > >> > > > Without ad1981-hp-master-amp-fix muting (muting=disabling it, not making it's> > > > value equal 0) "Master" and "PCM" control works ok. Decrementing Master and> > > > PCM controls to 0 is possible, but after that I can hear very quiet output> > > > from internal speakers.> > > > With your patch (ad1981-hp-master-amp-fix) applied to latest git I can't> > > > decrement Master control to 0 (I can do that with PCM, but behavior is same> > > > as described upper). I can only decrement it to value 3, and when I press> > > > down key (in alsamixer) to step to lower level of loudness, it's switching to> > > > value 103. When Master has 103 value I can hear very quiet output from> > > > internal speakers and HP (if plugged).> > >> > > The patch will change only the behavior of Master control. PCM should> > > be as same as before.> > >> > > What "value" are you referring in the above context? Is it a raw> > > mixer value, percent or dB, or the codec amp value?> > >> > > Maybe we need to make clear how the master volume control behaves.> > > According to the original bug reporter, the master volume behaves like> > > below:> > >> > > - from 0% to 49%> > > sounds are still audible, and the volume doesn't change at all> > > - from 50% to 100%> > > sounds get louder normally> > >> > > How about yours?> > >> > >> > > Takashi> > > _______________________________________________> > > Alsa-devel mailing list> > > Alsa-devel@xxxxxxxxxxxxxxxx> > > http://mailman.alsa-project.org/mailman/listinfo/alsa-devel> > >> > _______________________________________________> > Alsa-devel mailing list> > Alsa-devel@xxxxxxxxxxxxxxxx> > http://mailman.alsa-project.org/mailman/listinfo/alsa-devel>_______________________________________________Alsa-devel mailing listAlsa-devel@xxxxxxxxxxxxxxxxxxxx://mailman.alsa-project.org/mailman/listinfo/alsa-devel
