Messages in this thread | | | Date | Sat, 07 Apr 2012 12:34:40 +0200 | From | Takashi Iwai <> | Subject | Re: [PATCH 0/6] sound/pci/hda: CX20549 cleanup/fixes |
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At Fri, 06 Apr 2012 15:01:47 +0200, Michael Karcher wrote: > > On Thu, 2012-04-05 at 16:28 +0200, Takashi Iwai wrote: > > BTW, did you try model=auto option to enable the auto-parser? > > If it doesn't work well for you, let me know. > > I tried the model=auto option, too. It works mostly, but the mixer node > seems to not be utilized correctly/at all. The capture source list does > not contain "mixer" anymore, and there are no playback controls for > Internal Mic/Mic/Line.
Right, the analog loopback is dropped in the auto-parser for simplicity.
> The Capture setup seems to be built correctly > (except for the missing mixer). The auto setup adds two extra input > devices for jack sense. > > > In anyway, give alsa-info.sh output (run with --no-upload option) for > > better checks. > > alsa-info for the revised patch-set (mailed soon) with and without > model=auto is attached. Information I consider irrelevant (non-sound > modules and dmesg context not relating to sound) has been edited out.
Thanks.
> BTW: I seem to have encountered an ALSA user-space bug: The codec > provides a "master capture switch", i.e. the "mute" of the adc in amp. > It also provides a "capture source selection enum", i.e. the "Connection > Select" of the adc widget. The enum provides mutually exclusive capture > sources that have no volume control, whilst the master capture switch is > coupled with the capture volume control, and should not be related to > the source enumeration. But if I play around with capture sources in > alsamixer, the "Capture Switch" is turned off as soon as I switch the > source from the first item in the Mux list to something else.
This sounds like a bug in alsa-lib mixer abstraction. There is a known shortcomings in the "capture source" enum, e.g. it can't take more than one ADCs.
> This happens with both the patched hard-coded "BenQ" configuration and > the auto configuration.
OK, I'll check it in the next week.
thanks,
Takashi
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