ATOM_MAX_NUMBEROF_POWER_BLOCK 9022 drivers/gpu/drm/amd/include/atombios.h #define ATOM_MAX_NUMBEROF_POWER_BLOCK  8
ATOM_MAX_NUMBEROF_POWER_BLOCK 7717 drivers/gpu/drm/radeon/atombios.h #define ATOM_MAX_NUMBEROF_POWER_BLOCK  8