Alright, scratch that... it doesn't work now, not even as root! I swear that no more than 12 hours ago it was working, now nothing.
debian:/dev# ls -l dsp*
crwxrwxrwx 1 root audio 14, 3 Apr 14 19:44 dsp
crwxrwxrwx 1 root audio 14, 19 Apr 14 19:44 dsp1
crwxrwxrwx 1 root audio...