drm/radeon: remove extra TT unpopulated check

The subsystem should check that, not the driver.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Roger He <Hongbo.He@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König 2018-02-01 14:41:37 +01:00 • committed by Alex Deucher
commit 30ac9713b4