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the min dB of vitrual master -99999.99 is different from default amp
out
Simple mixer control 'Master',0
Capabilities: pvolume pvolume-joined pswitch pswitch-joined penum
Playback channels: Mono
Limits: Playback 0 - 64
Mono: Playback 0 [0%] [-99999.99dB] [on]
Default Amp-Out caps: ofs=0x7f, nsteps=0x7f, stepsize=0x02, mute=1
GPIO: io=8, o=0, i=0, unsolicited=1, wake=1
Node 0x10 [Audio Output] wcaps 0xd0c05: Stereo Amp-Out R/L
Control: name="Speaker Playback Volume", index=0, device=0
ControlAmp: chs=3, dir=Out, idx=0, ofs=63
Control: name="Speaker Playback Switch", index=0, device=0
ControlAmp: chs=3, dir=Out, idx=0, ofs=0
Device: name="STAC92xx Analog", type="Audio", device=0
Amp-Out caps: N/A
Amp-Out vals: [0x00 0x00]
Converter: stream=0, channel=0
Power: setting=D0, actual=D0
Delay: 13 samples
Node 0x11 [Audio Output] wcaps 0xd0c05: Stereo Amp-Out R/L
Control: name="Headphone Playback Volume", index=0, device=0
ControlAmp: chs=3, dir=Out, idx=0, ofs=63
Control: name="Headphone Playback Switch", index=0, device=0
ControlAmp: chs=3, dir=Out, idx=0, ofs=0
Amp-Out caps: N/A
Amp-Out vals: [0x00 0x00]
Converter: stream=0, channel=0
Power: setting=D0, actual=D0
Delay: 13 samples
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https://bugs.launchpad.net/bugs/1076066
Title:
[Inspiron 1545, IDT 92HD71B7X, Speaker, Internal] No sound at all
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