Comment 17 for bug 1509950

you need to file upstream bug report at kenerl bugzilla and pulseaudio bug report

it need driver to create "Speaker+Headphone Playback Volume" control when node 0xa and node 0xd can only be connected to node 0x02

Node 0x0a [Pin Complex] wcaps 0x400181: Stereo
  Pincap 0x0000173f: IN OUT HP Detect Trigger ImpSense
    Vref caps: HIZ 50 GRD 80
  Pin Default 0x0221101f: [Jack] HP Out at Ext Front
    Conn = 1/8, Color = Black
    DefAssociation = 0x1, Sequence = 0xf
  Pin-ctls: 0x40: OUT VREF_HIZ
  Unsolicited: tag=02, enabled=1
  Connection: 1
     0x02

Node 0x0d [Pin Complex] wcaps 0x400181: Stereo
  Pincap 0x0000173f: IN OUT HP Detect Trigger ImpSense
    Vref caps: HIZ 50 GRD 80
  Pin Default 0x90170110: [Fixed] Speaker at Int N/A
    Conn = Analog, Color = Unknown
    DefAssociation = 0x1, Sequence = 0x0
    Misc = NO_PRESENCE
  Pin-ctls: 0x40: OUT VREF_HIZ
  Unsolicited: tag=00, enabled=0
  Connection: 1
     0x02