From: Alex Deucher <alexdeucher@gmail.com>
Date: Wed, 23 Jun 2010 01:58:26 +0000 (-0400)
Subject: drm/radeon/kms: avoid oops on mac r4xx cards
X-Git-Tag: v2.6.35-rc4~15^2~7
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=07bb084c9306107204ef5691d4ce6f61213af6c2;p=pandora-kernel.git

drm/radeon/kms: avoid oops on mac r4xx cards

They don't have an atombios so don't attempt to use it for
eng/mem clocks.

Reported by spoonb on #radeon
fixes:
https://bugs.freedesktop.org/show_bug.cgi?id=28671

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
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