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I did some brief tests and the "new_val = pmimr" condition usually happens a few times after exiting games. Note: This is also prep work to track the GEN6_PMIMR register state in dev_priv->pm_imr. This happens in the next patch. Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com> Reviewed-by: Rodrigo Vivi <rodrigo.vivi@gmail.com> [danvet: Add note to explain why we want this, as per the discussion between Chris and Paulo.] Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>