drm/ttm: use NUM_PAGES_TO_ALLOC always

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Roger He <Hongbo.He@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Roger He 2017-11-21 09:58:26 +08:00 • committed by Alex Deucher
commit f991c0ec2b