From a939406fda8ddc7de69ee9186356d09dc6daaa2c Mon Sep 17 00:00:00 2001
From: Chris Wilson <chris@chris-wilson.co.uk>
Date: Thu, 27 May 2010 13:18:16 +0100
Subject: [PATCH] drm/i915: Only print "nothing to do" debug message as
 required.

If the FBC is already disabled, then we do not even attempt to disable
FBC and so there is no point emitting a debug statement at that point,
having already emitted one saying why we are disabling FBC.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Eric Anholt <eric@anholt.net>
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