http://git.kernel.org/?p=linux/kernel/git/tiwai/sound.git;a=commit;h=657e1b931d42882cb0a59b599247bef696c22406
need the channel mode switch to retask the input jacks as output
Node 0x1c [Pin Complex] wcaps 0x400185: Stereo Amp-Out
Control: name="Surround Playback Volume", index=0, device=0
ControlAmp: chs=3, dir=Out, idx=0, ofs=0
Control: name="Surround Playback Switch", index=0, device=0
ControlAmp: chs=3, dir=Out, idx=0, ofs=0
Amp-Out caps: ofs=0x1f, nsteps=0x1f, stepsize=0x05, mute=1
Amp-Out vals: [0x12 0x12]
Pincap 0x00000037: IN OUT Detect Trigger ImpSense
Pin Default 0x01013012: [Jack] Line Out at Ext Rear
Conn = 1/8, Color = Blue
DefAssociation = 0x1, Sequence = 0x2
Pin-ctls: 0x20: IN
Unsolicited: tag=00, enabled=0
Connection: 1
0x0c
Node 0x1d [Pin Complex] wcaps 0x400985: Stereo Amp-Out R/L
Control: name="Center Playback Volume", index=0, device=0
ControlAmp: chs=1, dir=Out, idx=0, ofs=0
Control: name="LFE Playback Volume", index=0, device=0
ControlAmp: chs=2, dir=Out, idx=0, ofs=0
Control: name="Center Playback Switch", index=0, device=0
ControlAmp: chs=1, dir=Out, idx=0, ofs=0
Control: name="LFE Playback Switch", index=0, device=0
ControlAmp: chs=2, dir=Out, idx=0, ofs=0
Amp-Out caps: ofs=0x1f, nsteps=0x1f, stepsize=0x05, mute=1
Amp-Out vals: [0x12 0x12]
Pincap 0x00001737: IN OUT Detect Trigger ImpSense
Vref caps: HIZ 50 GRD 80
Pin Default 0x01019015: [Jack] Line Out at Ext Rear
Conn = 1/8, Color = Pink
DefAssociation = 0x1, Sequence = 0x5
Pin-ctls: 0x24: IN VREF_80
Unsolicited: tag=00, enabled=0
Connection: 1
0x0d
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https://bugs.launchpad.net/bugs/651885
Title:
Can't set multi channel sound
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