your codec info show two "line in" pin complex 0x15 and 0x1a
This node 0x1a seem to be wrong Node 0x1a [Pin Complex] wcaps 0x400000: Mono Pincap 0x00000020: IN Pin Default 0x918711f0: [Fixed] Line In at Int Rear Conn = Analog, Color = Black DefAssociation = 0xf, Sequence = 0x0 Misc = NO_PRESENCE Pin-ctls: 0x20: IN -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/680486 Title: [Analog Devices AD1988] Headphone jack sense not working -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs