Dagmar

pcm.20to51 {
  type route
  slave.pcm surround51
  slave.channels 6
  ttable.0.0 1
  ttable.1.1 1
  ttable.0.2 1
  ttable.1.3 1
  ttable.0.4 0.5
  ttable.1.4 0.5
  ttable.1.5 0.5
  ttable.0.5 0.5
}

pcm.!default {
    type             softvol
    slave.pcm       "20to51"
    control {
        name "SoftMaster"
        card 0
    }
}