http://git.alsa-project.org/?p=alsa-lib.git;a=commitdiff;h=1af088e39b75a0a0897c7036487b143e983cd423;hp=57b5076c30b3453ee843912c0aeb3df8dbee3f68
it is strange the pulseaudio no longer probe surround40 , 51, and 71
your log have no traces of surround21 too
http://git.alsa-project.org/?p=alsa-lib.git;a=blob_plain;f=test/chmap.c;hb=HEAD
chmap -D surround40 query
chmap -D surround40 get
http:// git.alsa- project. org/?p= alsa-lib. git;a=commitdif f;h=1af088e39b7 5a0a0897c703648 7b143e983cd423; hp=57b5076c30b3 453ee843912c0ae b3df8dbee3f68
it is strange the pulseaudio no longer probe surround40 , 51, and 71
your log have no traces of surround21 too
http:// git.alsa- project. org/?p= alsa-lib. git;a=blob_ plain;f= test/chmap. c;hb=HEAD
chmap -D surround40 query
chmap -D surround40 get