drm/radeon: bail early from enable ss in certain cases
authorAlex Deucher <alexander.deucher@amd.com>
Wed, 15 Jan 2014 18:59:47 +0000 (13:59 -0500)
committerAlex Deucher <alexander.deucher@amd.com>
Mon, 20 Jan 2014 23:20:53 +0000 (18:20 -0500)
If the ss percentage is 0 or we are using external ss,
just bail when enabling ss.  We disable it explicitly
earlier in the modeset already.

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

No differences found