#pcm.dsp {
#    type plug
#    slave.pcm "dmix"
#}

pcm.dsp {
	type plug
	slave.pcm {
		type upmix # on-demand upmixing

		slave.pcm {
			type dmix # multi-stream mixing

			slave {
				pcm "hw:0,0";
				channels 6 # adjust as necessary (e.g. 8 for 7.1 audio)
			}
		}
	}
}