Re: [alsa-devel] Audio Jack Out does not work

So it's 03ad6a8c93b6df2 ('ALSA: hda - Fix "PCM" name being used on one DAC when there are two DACs') which causes the problem? Have you tried to just revert that patch?

git show 03ad6a8c93b6df2d65c305b5b5f9474068b45bfb | patch -p1 -R

regards, dan carpenter