if your ao722 really support headset mic for example if the value of node 0x1b change to yes when you plug the external mic, change the sequence of node 0x1a to 0x0d
http://git.kernel.org/cgit/linux/kernel/git/tiwai/sound.git/commit/?id=cb420b1186e0090f24137855e14e6f3bf7cb769d -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1245020 Title: [Acer AO722] Internal microphone don't work To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1245020/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
