I can now confirm that downgrading to version 2:2.2.0+git20080107 of the intel driver (the only older version I had hanging around) solves the problem. With version 2.2.0.90-2ubuntu2, the laptop will not enter suspended mode.
I can now confirm that downgrading to version 2:2.2.0+git20080107 of the intel driver (the only older version I had hanging around) solves the problem.
With version 2.2.0.90-2ubuntu2, the laptop will not enter suspended mode.