Ubuntu
alsa-driver package

  1. Bug #886975
  2. Comment #53

Comment 53 for bug 886975

Revision history for this message
Raymond (superquad-vortex2) wrote : Re: Lenovo sound chip Conexant CX20549 Venice doesn't work correctly.

if the driver implement auto mic selection. those mic capture switch is meaningless

Node 0x1a [Audio Input] wcaps 0x100d0b: Stereo Amp-In R/L
  Control: name="Dock Mic Capture Volume", index=0, device=0
    ControlAmp: chs=3, dir=In, idx=2, ofs=0
  Control: name="Dock Mic Capture Switch", index=0, device=0
    ControlAmp: chs=3, dir=In, idx=2, ofs=0
  Control: name="Mic Capture Volume", index=0, device=0
    ControlAmp: chs=3, dir=In, idx=1, ofs=0
  Control: name="Mic Capture Switch", index=0, device=0
    ControlAmp: chs=3, dir=In, idx=1, ofs=0
  Control: name="Internal Mic Capture Volume", index=0, device=0
    ControlAmp: chs=3, dir=In, idx=4, ofs=0
  Control: name="Internal Mic Capture Switch", index=0, device=0
    ControlAmp: chs=3, dir=In, idx=4, ofs=0
  Device: name="CONEXANT Analog", type="Audio", device=0
  Amp-In caps: ofs=0x00, nsteps=0x17, stepsize=0x05, mute=1
  Amp-In vals: [0x80 0x80] [0x00 0x00] [0x00 0x00] [0x00 0x00] [0x00 0x00]
  Converter: stream=1, channel=0
  SDI-Select: 0
  Power states: D0 D1 D2 D3
  Power: setting=D0, actual=D0
  Connection: 5
     0x17 0x14 0x12 0x11 0x15*