drm/i915: Include HW status page in error capture
Many times in the past we have concluded that the cause of the GPU hang has been that the hw status page was stale, usually because the GPU and CPU disagreed over the address of the page. Having stumbled across yet another issue that seems to be related to the HWSP, it is time to include that information in the GPU error dump. Signed-off-by: NChris Wilson <chris@chris-wilson.co.uk> Reviewed-by: NVille Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
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