drm/radeon/dynpm: wait for fences on all rings when reclocking
authorAlex Deucher <alexander.deucher@amd.com>
Fri, 10 Aug 2012 17:12:08 +0000 (13:12 -0400)
committerAlex Deucher <alexander.deucher@amd.com>
Thu, 20 Sep 2012 17:10:33 +0000 (13:10 -0400)
1. Drop gui idle stuff, it's not as reliable as fences and only
covers the 3D engine.
2. Wait for fences on all rings.  This makes sure all rings are
idle when reclocking.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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