From: Chris Wilson <chris@chris-wilson.co.uk>
Date: Tue, 17 Apr 2012 14:31:28 +0000 (+0100)
Subject: drm/i915: Simplify fence finding
X-Git-Tag: v3.6-rc1~59^2~56^2~16
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8fe301add51206ca53576471059393b925f30124;p=pandora-kernel.git

drm/i915: Simplify fence finding

As the fences are stored in LRU order, we can simply reuse the oldest if
we do not have an unused register.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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