the diver create headphone jack kcontrol even when it does not have jack detect circuit
so it is always unavailable when pulseaudio server load module-switch- on-port-available Node 0x0b [Pin Complex] wcaps 0x400581: Stereo Control: name="Headphone Jack", index=0, device=0 Pincap 0x0000001f: OUT HP Detect Trigger ImpSense Pin Default 0x0121411f: [Jack] HP Out at Ext Rear Conn = 1/8, Color = Green DefAssociation = 0x1, Sequence = 0xf Misc = NO_PRESENCE Pin-ctls: 0xc0: OUT HP Unsolicited: tag=01, enabled=1 Power states: D0 D1 D2 D3 Power: setting=D0, actual=D0 Connection: 1 0x16 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/939161 Title: Hardware not showed in Gnome-Control-Center. - [M31EI Series, Realtek ALC861, Green Headphone Out, Rear] To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/939161/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs