drm/radeon: improve dac adjust heuristics for legacy pdac
authorAlex Deucher <alexander.deucher@amd.com>
Fri, 19 Jul 2013 21:44:43 +0000 (17:44 -0400)
committerAlex Deucher <alexander.deucher@amd.com>
Mon, 22 Jul 2013 19:57:13 +0000 (15:57 -0400)
Hopefully avoid more quirks in the future due to bogus
vbios dac data.

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

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