drm/radeon: set the full cache bit for fences on r7xx+
authorAlex Deucher <alexander.deucher@amd.com>
Thu, 16 Jan 2014 23:11:47 +0000 (18:11 -0500)
committerAlex Deucher <alexander.deucher@amd.com>
Mon, 20 Jan 2014 23:20:56 +0000 (18:20 -0500)
Needed to properly flush the read caches for fences.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org

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