pcm.dmixer { type dmix ipc_key 1024 slave { pcm "hw:0,0" period_time 0 period_size 1024 buffer_size 8192 rate 48000 } bindings { 0 0 1 1 } } pcm.asymed { type asym playback.pcm "dmixer" capture.pcm "hw:0,0" } pcm.dsp0 { type plug slave.pcm "asymed" } pcm.!default { type plug slave.pcm "asymed" } pcm.default { type plug slave.pcm "asymed" } ctl.mixer0 { type hw card 0 }