pcm.dsp0 {
    type plug
    slave.pcm "dmix"
    # A hint is required for listing the device in some GUIs, e.g. Phonon configuration.
    hint {
         show on
         description "ALSA dmix"
    }
}
# mixer0 can stay unchanged, because
# it isn't used anyway, I guess ;)
ctl.mixer0 {
    type hw
    card 0
}