Bug#618319: linux-image-2.6.37-2-amd64: Framebuffer issues with RV620
On Mon, Mar 14, 2011 at 01:24:26PM +0000, Ben Hutchings wrote:
> I notice that this system is using the radeon driver but does not have
> the Radeon firmware installed. On older hardware the firmware is only
> needed for 3D acceleration, but I suspect that other functions also
> depend on it now. (And I've also seen some weird display glitches on a
> fairly old Mac when the firmware was not installed.) So, try installing
> firmware-linux-nonfree, if it doesn't offend your sensibilities.
As well as upgrading to the new kernel I installed the firmware (since
the new kernel prompted for firmware for the video card which hadn't
been mentioned previously). Some combination of the two has resolved
the issue for me.
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