If you haven't already, please file a report in bugs 1204 and 1664. This bug is already listed as critical and continuing to file these kind of reports will keep it elevated until they come out with a fix.
From reading around the forums it appears there is no workaround for this issue at the present time. It seems some have tried installing a kernel that came out prior to the latest firmware with mixed results. A lot of discussion on this issue in this thread as well as a couple of others.