Well, it was not persistent after reboots, until I identified the correct Subsystem Id of my device using alsa-info tool.
@caiohsramos instructions plus
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1851518/comments/30
and...
Thank you so much!! I had the same problem (headphone jack (sound very low and distorted)) in a Samsung Odyssey NP850XBD-XG2BR, the patch solved it for me.