PPSMC_MSG_UVDPowerOFF
amdgpu_kv_notify_message_to_smu(adev, PPSMC_MSG_UVDPowerOFF);
PPSMC_MSG_UVDPowerOFF,
return smum_send_msg_to_smc(hwmgr, PPSMC_MSG_UVDPowerOFF, NULL);
kv_notify_message_to_smu(rdev, PPSMC_MSG_UVDPowerOFF);