https://git.kernel.org/cgit/linux/kernel/git/tiwai/sound.git/commit/sound/pci/hda/patch_realtek.c?id=67b6ec3196da235317ff1b9474f17379b78f3294
send email to the author to add a 6stack_digout_digin_automute for your alc1200 http://h10025.www1.hp.com/ewfrf/wc/document?docname=c01127593&tmp_track_link=ot_faqs/top_issues/en_us/c01127593/loc:2&cc=us&dlc=en&lc=en&product=3464130#N1069 2 - Coaxial SPDIF Out 4 - Audio: Rear Speaker Out (black) 5 - Audio: Center/Subwoofer (yellow orange) 6 - Audio: Line In (light blue) 7 - Audio: Line Out (lime) 8 - Audio: Microphone (pink) 9 - Audio: Side Speaker Out (gray) 13 - Coaxial SPDIF In -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1245624 Title: [HP Pavilion Media Center TV m8175.es Desktop PC] Non support for ALC1200 Analog To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1245624/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs