From 37d77c3ab589bf8e3160a33b651fe6dd7439ba48 Mon Sep 17 00:00:00 2001
From: Rob Clark <robdclark@gmail.com>
Date: Sat, 11 Jan 2014 16:25:08 -0500
Subject: [PATCH] drm/msm: crank down gpu when inactive

Shut down the clks when the gpu has nothing to do.  A short inactivity
timer is used to provide a low pass filter for power transitions.

Signed-off-by: Rob Clark <robdclark@gmail.com>
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