drm/amdgpu: skip pasid mapping for second mmhub on Arcturus

There's no LUT register for second mmhub to convert pasid since it has no ATC.

Signed-off-by: Le Ma <le.ma@amd.com>
Reviewed-by: Feifei Xu <Feifei.Xu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Le Ma 2018-09-11 13:11:28 +08:00 • committed by Alex Deucher
commit f2d6657111