[alsa-devel] Dell N5110 HDA External Speaker is mute
alsa-project.org at cefn.com
Thu Jan 12 11:52:57 CET 2012
Thanks for your interest, Takashi.
The alsa disgnostic script output was already linked (but a bit hidden
in all the noise) in the downstream bug report...
On 12 January 2012 10:32, Takashi Iwai <tiwai at suse.de> wrote:
> At Wed, 11 Jan 2012 00:56:18 +0000,
> Cefn Hoile wrote:
>> I'd like to report an issue experienced with the latest Oneiric, Dell
>> N5110, and IDT STAC92HD87 which has been explored through quite a few
>> steps already, and seems to have bottomed out to a set of
>> pins/controls/flags which are not being properly managed in order to
>> toggle speaker activation when a headphone is inserted.
>> So far, I haven't heard sound from my speakers at all, although within
>> Alsamixer, the Speaker volume is visibly toggled from 100% to MM
>> (mute) on headphone insertion.
>> I've tried every model against snd-hda-intel, many different other
>> options, and started to explore the HDA Analyzer, which includes
>> controls named like this...
>> Node 0x13 [Audio Output] wcaps 0xd0c05: Stereo Amp-Out R/L
>> Device: name="STAC92xx Analog", type="Audio", device=0
>> Control: name="Speaker Playback Volume", index=0, device=0
>> ControlAmp: chs=3, dir=1, idx=0, ofs=63
>> Control: name="Speaker Playback Switch", index=0, device=0
>> ControlAmp: chs=3, dir=1, idx=0, ofs=0
>> Amp-Out caps: ofs=0x7f, nsteps=0x7f, stepsize=0x02, mute=1
>> Amp-Out vals: [0x7f 0x7f]
>> Converter: stream=5, channel=0
>> Power: setting=D0, actual=D0
>> Delay: 13 samples
>> ...but toggling these checkboxes within the HDA Analyzer gui doesn't
>> trigger any sound from the speakers either. It could be a rich
>> combination of the very many checkboxes and sliders which are revealed
>> by the Analyzer, but I don't really know where to start. The bug
>> information downstream is here...
>> I'd really welcome suggestions for what else to try and happy to
>> invest time exploring options to try and make ALSA better still.
> Could you give alsa-info.sh output for checking the mixer and register
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