There are several revisions, each with different pin configurations. It's not finalised upstream in ALSA, so I've held off backporting all the fixes. (In the past week there have been two separate revisions.) Feisty will ship whatever's currently available by kernel freeze.
-- Sound not working well on Apple Mac Pro https://launchpad.net/bugs/89980 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
