stepsize 0x27 is 10dB
mic boost instead of capture volume
Node 0x18 [Pin Complex] wcaps 0x40000b: Stereo Amp-In
Control: name="Internal Mic Capture Volume", index=0, device=0
ControlAmp: chs=3, dir=In, idx=0, ofs=0
Amp-In caps: ofs=0x00, nsteps=0x03, stepsize=0x27, mute=0
Amp-In vals: [0x03 0x03]
Pincap 0x00000020: IN
Pin Default 0x90a60350: [Fixed] Mic at Int N/A
Conn = Digital, Color = Unknown
DefAssociation = 0x5, Sequence = 0x0
Misc = NO_PRESENCE
Pin-ctls: 0x20: IN
Node 0x1a [Audio Selector] wcaps 0x30010d: Stereo Amp-Out
Control: name="Mux Capture Volume", index=0, device=0
ControlAmp: chs=3, dir=Out, idx=0, ofs=0
Amp-Out caps: ofs=0x00, nsteps=0x03, stepsize=0x27, mute=0
Amp-Out vals: [0x03 0x03]
Connection: 3
0x0b* 0x0c 0x0e
Node 0x1b [Audio Selector] wcaps 0x30010d: Stereo Amp-Out
Amp-Out caps: ofs=0x00, nsteps=0x03, stepsize=0x27, mute=0
Amp-Out vals: [0x00 0x00]
Connection: 3
0x0b* 0x0c 0x0e
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https://bugs.launchpad.net/bugs/1080390
Title:
microphone internal failed and configuration snd-hda intel not
confirmed
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