I've upgraded my kernel to 2.6.39 and installed Catalyst 11.6 but the drivers didn't work. I found this post: http://www.mindwerks.net/2011/04/ubuntu-11-04-natty-with-fglrx-and-2-6-39 and followed those steps and drivers worked ok with kernel 2.6.39. Unfortunately sleep still causes lock up.
I've upgraded my kernel to 2.6.39 and installed Catalyst 11.6 but the drivers didn't work. I found this post: http:// www.mindwerks. net/2011/ 04/ubuntu- 11-04-natty- with-fglrx- and-2-6- 39 and followed those steps and drivers worked ok with kernel 2.6.39. Unfortunately sleep still causes lock up.