usEngineClock 8981 drivers/gpu/drm/amd/include/atombios.h USHORT usEngineClock; usEngineClock 7676 drivers/gpu/drm/radeon/atombios.h USHORT usEngineClock; usEngineClock 2151 drivers/gpu/drm/radeon/radeon_atombios.c le16_to_cpu(power_info->info.asPowerPlayInfo[i].usEngineClock);