The bug may be related to this patch since it also change the logic in addition of readbility
http://cgit.freedesktop.org/pulseaudio/pulseaudio/commit/src/modules/alsa/alsa-mixer.c?id=45262959e21a6c36eea5aae43b988d82347cf487
The bug may be related to this patch since it also change the logic in addition of readbility
http:// cgit.freedeskto p.org/pulseaudi o/pulseaudio/ commit/ src/modules/ alsa/alsa- mixer.c? id=45262959e21a 6c36eea5aae43b9 88d82347cf487