drm/amdgpu: add flag to support IH clock gating

Add new flag for IH (interrupt handler) clockgating.

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Hawking Zhang 2019-02-02 15:03:11 +08:00 • committed by Alex Deucher
commit 9faa494e2f