there are difference between your macpro5,1 and other's macpro5,1
since the driver assume line in and mic jack are retaskable for
supporting 5.1 (especially all jacks are at same location)
Node 0x18 [Pin Complex] wcaps 0x40018f: Stereo Amp-In Amp-Out
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
Control: name="Mic Boost Volume", index=0, device=0
ControlAmp: chs=3, dir=In, idx=0, ofs=0
Control: name="Mic Jack", index=0, device=0
Amp-In caps: ofs=0x00, nsteps=0x03, stepsize=0x27, mute=0
Amp-In vals: [0x00 0x00]
Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
Amp-Out vals: [0x80 0x80]
Pincap 0x0000373c: IN OUT HP Detect
Vref caps: HIZ 50 GRD 80 100
Pin Default 0x01a19070: [Jack] Mic at Ext Rear
Conn = 1/8, Color = Pink
DefAssociation = 0x7, Sequence = 0x0
Pin-ctls: 0x24: IN VREF_80
Unsolicited: tag=04, enabled=1
Connection: 5
0x0c* 0x0d 0x0e 0x0f 0x26
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https://bugs.launchpad.net/bugs/1026847
Title:
[MacPro5,1, Realtek ALC889A, Green Headphone Out, Front] No sound at
all
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