Hi Takashi: Takashi Iwai wrote: > At Tue, 17 Feb 2009 13:27:12 -0600, > Mario Limonciello wrote: > > > Ah, OK, then the mic jack is connected to the surround DAC. > But don't you have Center and LFE? > There aren't mixers for Center or LFE at all. Again going back to my feelings about mixer names, for the purposes of a laptop I think providing a knob called Center or another called LFE just adds to the confusion. > And any control of speaker volume? > Speaker volume is handled by the combination of Master, PCM, and Front mixers. The headphone mixer has no bearing on the volume of the speakers. > > And exactly this is another point why I feel the necessity of > cleanup. If the feature isn't needed, we should get rid of it. Or, > implement in a better form. > If I was to put a vote towards this, I think attempting to support 6 channel analog in the mobile space is a feature that needs to go. It causes confusion and complicates the code. > One more another problem is that this setup thingy isn't described > at all, or pretty hard to guess from the mixer control. There are > knobs, but you don't know the combination. > I think knobs, switches, do-hickeys, etc are great to have when they serve an explicit purpose. I look at the mixers being presented to me, and I've no idea what "Mono Mux" is there for, or why I've got several "Digital Input Source" areas. > This must be included. Check commit > 8bb0ac5573ff0879fef511e1a80a4a4db0316daa > in sound git tree. > I suppose i've got some confusion for when these commits are showing up on http://git.alsa-project.org/?p=alsa-kernel.git;a=history;f=sound/pci/hda/patch_sigmatel.c;h=3c84817ccd2e0d4bd1eee4f2882047ae84165e10;hb=HEAD My understanding was that the tree alsa-kernel tree was merged into the alsa-driver and alsa-kmirror trees on a regular basis. I have been operating off of web snapshots of alsa-driver from http://www.alsa-project.org/snapshot/ since I can't do GIT internally here, but I'm not seeing the patch show up in alsa-driver there. Regards -- Mario Limonciello *Dell | Linux Engineering* mario_limonciello@xxxxxxxx
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