drm/radeon: fix backend map setup on 1 RB sumo boards
authorAlex Deucher <alexander.deucher@amd.com>
Wed, 30 Jan 2013 18:57:40 +0000 (13:57 -0500)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 11 Feb 2013 17:04:42 +0000 (09:04 -0800)
commitf69c00ea43dd57ee6095418d68e79d3cf13db502
tree409b589cdd7d27c2eb5eef16185edd22c37f1b70
parentcb23301018da8cae668ed0cacab942f224852d03
drm/radeon: fix backend map setup on 1 RB sumo boards

commit f7eb97300832f4fe5fe916c5d84cd2e25169330e upstream.

Need to adjust the backend map depending on which
RB is enabled.

Fixes:
https://bugzilla.redhat.com/show_bug.cgi?id=892233

Reported-by: Mikko Tiihonen <mikko.tiihonen@iki.fi>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/gpu/drm/radeon/evergreen.c