radeon 8500 mergedfb flicker

[Dave Airlie]

> Are you sure the 1152x864 mode is actually being used?  the mode
> validation doesn't seem to like it.  you may have to add it as a
> modeline in your monitor section.
> 

Yep the monitor is correct...

I also swapped over CRT1 and CRT2 so the flat panel is now the first
monitor and the CRT is the second one, the flickering always happens
on whatever is connected to the DVI output, the VGA output is always
rock solid..

Dave.