Comment 2 for bug 1319666

post pulseaudio verbose log

https://wiki.ubuntu.com/PulseAudio/Log

headphone and line out share the front playback volume control

control.31 {
  iface CARD
  name 'Line Out Jack'
  value false
  comment {
   access read
   type BOOLEAN
   count 1
  }
 }
 control.32 {
  iface CARD
  name 'Front Headphone Jack'
  value true
  comment {
   access read
   type BOOLEAN
   count 1
  }
 }

analog-output: Analog Output (priority 9900, latency offset 0 usec, available: unknown)
   properties:

  analog-output-headphones: Headphones (priority 9000, latency offset 0 usec, available: yes)
   properties:
    device.icon_name = "audio-headphones"