The fix at https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/437034/comments/6 did not work for me as there was no Headphone jack sense option.
The fix at https:/ /bugs.launchpad .net/ubuntu/ +source/ alsa-driver/ +bug/437034/ comments/ 6 did not work for me as there was no Headphone jack sense option.