From 68bca4b0c5553c0137d13df37f18a4b059d6e795 Mon Sep 17 00:00:00 2001
From: Jani Nikula <jani.nikula@intel.com>
Date: Mon, 29 Apr 2013 13:02:51 +0300
Subject: [PATCH] drm/i915: manage opregion asle driver readiness properly

Only set ASLE driver readiness (ARDY) and technology enabled indicator
(TCHE) once per opregion init. There should be no need to do that at irq
postinstall time. Also clear driver readiness at fini.

While at it, add defines for driver readiness.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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