> -----Original Message----- > From: Maxim Levitsky [mailto:maximlevitsky@xxxxxxxxx] > Sent: Monday, November 05, 2007 11:09 AM > To: Tellman, Steven > Cc: Takashi Iwai; alsa-devel@xxxxxxxxxxxxxxxx; Chuck Ebbert; > mranostay@xxxxxxxxxxxxxxxxx > Subject: Re: 1.0.15: volume levels drift on HDA with > STAC92XXcodec > > On Monday 05 November 2007 18:39:39 Tellman, Steven wrote: > > > On Monday 05 November 2007 13:40:48 Takashi Iwai wrote: > > > > At Thu, 1 Nov 2007 20:17:30 +0200, > > > > Maxim Levitsky wrote: > > > > > > > > > > On Thursday 01 November 2007 19:47:39 Chuck Ebbert wrote: > > > > > > We have two reports now of unstable volume levels: > > > > > > > > > > > > https://bugzilla.redhat.com/show_bug.cgi?id=361051 > > > > > > https://bugzilla.redhat.com/show_bug.cgi?id=354981 > > > > > > > > > > > > This is with kernel 2.6.23 plus the two ALSA merge patches from > > > > > > 2.6.23-rc1. > > > > > > _______________________________________________ > > > > > > Alsa-devel mailing list > > > > > > Alsa-devel@xxxxxxxxxxxxxxxx > > > > > > http://mailman.alsa-project.org/mailman/listinfo/alsa-devel > > > > > > > > > > > Probably this isn't a software bug. > > > > > Probably this chip country to datasheet doesn't have usable > > "Master > > > > > Volume" (volume knob) control. > > > > > > > > > > > > > > > The master volume control wasn't present before, I added support > > for > > > > > it, using data-sheets. > > > > > I need to know what exactly sigmatel codec was used in both cases. > > > > > > > > Yes, the latter case seems with STAC9205 but the former one (361051) > > > > isn't clear. Please check /proc/asound/card0/codec#* entries. > > > > > > > > > > > > thanks, > > > > > > > > Takashi > > > > > > > > > > The former is also STAC9205/04/ since it is the only one with analog > > > loopback and two ADCs > > > > > > I have question, I talked with the reporter of 354981, and I don't > > know > > > why but his amixer > > > gives very strange results: > > > > > > [root@itse68482 ~]# cat amixer-contents-kernel-2.6.23.2-36 > > > numid=0,iface=MIXER,name='Master Playback Switch' > > > ; type=BOOLEAN,access=rw------,values=1 > > > : values=on > > > numid=0,iface=MIXER,name='Master Playback Volume' > > > ; type=INTEGER,access=rw------,values=2,min=0,max=65536,step=1 > > > : values=65536,65536 > > > numid=0,iface=MIXER,name='Capture Switch' > > > ; type=BOOLEAN,access=rw------,values=1 > > > : values=on > > > numid=0,iface=MIXER,name='Capture Volume' > > > ; type=INTEGER,access=rw------,values=2,min=0,max=65536,step=1 > > > : values=34953,34953 > > > > > > How can that be? > > > > > > According to his lspci, he doesn't have a second sound card. > > > > > > Any ideas? > > > > > > Besides that it seems that VolumeKnob is physically broken on > > STAC9205s, > > > Can anybody here with STAC9205/STAC9204/STAC9254/STAC9255 test it? > > > > > > And last question, about STAC9254/STAC9255 > > > There is no datasheet for that chip on the web, is this just STAC9205 > > + > > > modem? > > > > > > Best regards, > > > Maxim Levitsky > > > _______________________________________________ > > > Alsa-devel mailing list > > > Alsa-devel@xxxxxxxxxxxxxxxx > > > http://mailman.alsa-project.org/mailman/listinfo/alsa-devel > > > > [Tellman, Steven] > > > > The STAC9254/55 lines are not available anymore. Yes, they were > > basically 9204/5 + Modem. > > > > - Steven > > > > > Hi, > > Thanks a lot, > > Just one more question, > are data-sheets for STAC9872 aviable? > I don't even see a page describing those chips on IDT website. No, datasheets are not available. > Furthermore, recently IDT sent a patch for STAC92HD71BXX, > thus I want to ask whenever datasheets for it will be available. Datasheets are available on IDT.com http://www.idt.com/?catID=18442398 > > Best regards, > Maxim Levitsky _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
