I also have the same issue on my Dell Inspiron 8500 with ATI Radeon video card. Tried setting radeon.modeset=0 and/or modeset=0 on boot options but that locks the machine after a few minutes.
Also tried pm-suspend with various options, all to no avail.
I also have the same issue on my Dell Inspiron 8500 with ATI Radeon video card. Tried setting radeon.modeset=0 and/or modeset=0 on boot options but that locks the machine after a few minutes.
Also tried pm-suspend with various options, all to no avail.