drm/radeon/dpm: fixup dynamic state adjust for btc (v2)
authorAlex Deucher <alexander.deucher@amd.com>
Fri, 30 Nov 2012 00:27:56 +0000 (19:27 -0500)
committerAlex Deucher <alexander.deucher@amd.com>
Thu, 27 Jun 2013 23:15:53 +0000 (19:15 -0400)
Use a dedicated copy of the current power state since
we may have to adjust it on the fly.

v2: fix up redundant state sets

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

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