[alsa-devel] Issues and/or possible bugs in alsa

[Raymond Yau]

>
> Nothing changes when I plug in or unplug my headphones. The output of
hdajacksensetest stays the same.
> However, in alsamixer, the level of Internal Mic Boost goes from 20 to
zero, and Mic Boost goes to 20.

https://git.kernel.org/cgit/linux/kernel/git/tiwai/sound.git/commit/sound/pci/hda?id=531d8791accf1464bc6854ff69d08dd866189d17

May be HP  need to connect to DAC at node 0x03 for alc269vb