This can cover the power implementation details. And as what did for
powerplay framework, we hook the smu_context to adev->powerplay.pp_handle.
Signed-off-by: NEvan Quan <evan.quan@amd.com>
Reviewed-by: NLijo Lazar <lijo.lazar@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>