ulHighVoltageHTLinkFreq 3303 drivers/gpu/drm/amd/include/atombios.h   ULONG                      ulHighVoltageHTLinkFreq;     // in 10Khz
ulHighVoltageHTLinkFreq 2850 drivers/gpu/drm/radeon/atombios.h   ULONG                      ulHighVoltageHTLinkFreq;     // in 10Khz