drm/mgag200: Fix framebuffer base address programming
Higher bits of the base address of framebuffers weren't being programmed properly. This caused framebuffers that didn't happen to be allocated at a low enough address to not be displayed properly. Signed-off-by: NChristopher Harvey <charvey@matrox.com> Signed-off-by: NMathieu Larouche <mathieu.larouche@matrox.com> Acked-by: NJulia Lemire <jlemire@matrox.com> Tested-by: NJulia Lemire <jlemire@matrox.com> Cc: stable@vger.kernel.org Signed-off-by: NDave Airlie <airlied@redhat.com>
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