pcm.hdmi_hw {
  type hw
  card 0
  device 7
}

pcm.hdmi_complete {
  type softvol
  slave.pcm hdmi_hw
  contorl.name hdmi_volume
  control.card 0
}

pcm.!default hdmi_complete

defaults.pcm.card 0
defaults.pcm.device 7
defaults.ctl.card 0
defaults.ctl.device 7