Note this was the case with "options snd-hda-intel model=auto" set in /etc/modprobe.d/alsa-base.
With "options snd-hda-intel model=acer-aspire-8930g", surround does work, however external mics have stopped working Bug #580508.
Note this was the case with "options snd-hda-intel model=auto" set in /etc/modprobe. d/alsa- base.
With "options snd-hda-intel model=acer- aspire- 8930g", surround does work, however external mics have stopped working Bug #580508.