On Mon, 26 Nov 2018 07:17:16 +0100, Hui Wang wrote: > > We have several Lenovo laptops with the codec alc285, when playing > sound via headphone, we can hear click/pop noise in the headphone, > if we let the headphone share the DAC of NID 0x2 with the speaker, > the noise disappears. > > The Lenovo laptops here include P52, P72, X1 yoda2 and X1 carbon. > > I have tried to set preferred_dacs and override_conn, but neither of > them worked. Thanks for Kailang, he told me to invalidate the NID 0x3 > through override_wcaps. > > BugLink: https://bugs.launchpad.net/bugs/1805079 > Cc: <stable@xxxxxxxxxxxxxxx> > Signed-off-by: Kailang Yang <kailang@xxxxxxxxxxx> > Signed-off-by: Hui Wang <hui.wang@xxxxxxxxxxxxx> Thanks, applied now. Takashi