From 92b79f4322b8a2506bdd862f554a2a81ff0a2dad Mon Sep 17 00:00:00 2001
From: Keith Packard <keithp@keithp.com>
Date: Fri, 12 Aug 2011 17:07:18 -0700
Subject: [PATCH] drm/i915: Cannot set clock gating under UMS

The clock gating functions are only assigned under KMS, so don't try
to call them under UMS.

Signed-off-by: Keith Packard <keithp@keithp.com>
Tested-by: Justin P. Mattock <justinmattock@gmail.com>
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