drm/radeon: don't do mst probing if MST isn't enabled.
authorDave Airlie <airlied@redhat.com>
Tue, 12 May 2015 23:51:01 +0000 (09:51 +1000)
committerAlex Deucher <alexander.deucher@amd.com>
Thu, 14 May 2015 15:46:47 +0000 (11:46 -0400)
commitbed447e7d1bd2d32d3fb09b4de0d0d5a23d3f82b
tree8458df8b1eb45ade8a67b7db4cd0d7e0d2f90e5c
parentfcf3b54282e4c5a95a1f45f67558bc105acdbc6a
drm/radeon: don't do mst probing if MST isn't enabled.

This causes an oops as we haven't initialised the mst
layer.

Reported-by: Dave Jones <<davej@codemonkey.org.uk>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/radeon/radeon_dp_mst.c