tree f54b01a4e7ed94d5307557aadf5611c0890a2f62
parent 675a9e38b39c4114dbcf1ed2e7f7a0e5a6a5e4b4
author Oak Zeng <Oak.Zeng@amd.com> 1564689345 -0500
committer Alex Deucher <alexander.deucher@amd.com> 1565884668 -0500

drm/amdgpu: Export function to flush TLB of specific vm hub

This is for kfd to reuse amdgpu TLB invalidation function.
On gfx10, kfd only needs to flush TLB on gfx hub but not
on mm hub. So export a function for KFD flush TLB only on
specific hub.

Signed-off-by: Oak Zeng <Oak.Zeng@amd.com>
Reviewed-by: Christian Konig <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>