You have to provide output of alsa-info.sh after you applied early patching and reboot
https://git.kernel.org/cgit/linux/kernel/git/tiwai/sound.git/commit/sound/pci/hda/hda_proc.c?id=2d34e1b3bb991a99322fb55681d1e73ada3de35c You have to ask the author who add support of analog loopback -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1540372 Title: [Intel DP35DP, SigmaTel STAC9271D, Green Speaker, Rear] Underruns, dropouts or crackling sound To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1540372/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
