From: Alex Deucher <alexander.deucher@amd.com>
Date: Mon, 11 Mar 2013 23:28:39 +0000 (-0400)
Subject: drm/radeon: fix backend map setup on 1 RB trinity boards
X-Git-Tag: v3.9-rc4~19^2~2^2~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8f612b23a17dce86fef75407e698de6243cc99a1;p=pandora-kernel.git

drm/radeon: fix backend map setup on 1 RB trinity boards

Need to adjust the backend map depending on which RB is
enabled.  This is the trinity equivalent of:
f7eb97300832f4fe5fe916c5d84cd2e25169330e

May fix:
https://bugs.freedesktop.org/show_bug.cgi?id=57919

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