NUM_XGMI_LEVELS    49 drivers/gpu/drm/amd/powerplay/inc/smu11_driver_if.h #define NUM_XGMI_LEVELS        2
NUM_XGMI_LEVELS    41 drivers/gpu/drm/amd/powerplay/inc/smu11_driver_if_arcturus.h #define NUM_XGMI_LEVELS        2