From 058840c7a06bc7d6825caae7c7f9c4759b24aaa5 Mon Sep 17 00:00:00 2001
From: Ben Widawsky <benjamin.widawsky@intel.com>
Date: Tue, 24 Dec 2013 15:18:54 -0800
Subject: [PATCH] drm/i915/bdw: Flush system agent on gen8 also

gem_gtt_cpu_tlb seems to indicate that it is needed.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=72869

Signed-off-by: Ben Widawsky <ben@bwidawsk.net>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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Reading git-format-patch failed