Do internal mic use both left and right channel of node 0x0d? Try mute either left or right amp in value of ADC
You need to find the missing headset mic from the remaining unconnected pin complex which pincap support IN Node 0x0d [Pin Complex] wcaps 0x41048b: Stereo Amp-In Control: name="Mic Boost 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: [0x02 0x02] Pincap 0x00001764: IN Detect Balanced Vref caps: HIZ 50 GRD 80 Pin Default 0x90a00110: [Fixed] Mic at Int N/A Conn = Unknown, Color = Unknown DefAssociation = 0x1, Sequence = 0x0 Misc = NO_PRESENCE Pin-ctls: 0x24: IN VREF_80 Unsolicited: tag=00, enabled=0 Power states: D0 D3 EPSS Power: setting=D0, actual=D0 Delay: 1 samples -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1329191 Title: [MacBookAir5,1, Cirrus Logic CS4206, Blue Line In, Rear] Line In using TRRS plug does not work correctly To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1329191/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
