drm/amdgpu/acpi: make ATPX/ATCS structures global (v2)
They are global ACPI methods, so maybe the structures global in the driver. This simplified a number of things in the handling of these methods. v2: reset the handle if verify interface fails (Lijo) v3: fix compilation when ACPI is not defined. Reviewed-by:Lijo Lazar <lijo.lazar@amd.com> Signed-off-by:
Alex Deucher <alexander.deucher@amd.com>
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f1688bd6