linux-imx

drm/amdgpu: move some functions into amdgpu_ttm.h

Those belong to the TTM handling.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>