smu_msg_wait_response
ret = smu_msg_wait_response(ctl, 0);
ret = smu_msg_wait_response(ctl, 0);
ret = smu_msg_wait_response(ctl, 0);
ret = smu_msg_wait_response(ctl, 0);
return smu_msg_wait_response(&smu->msg_ctl, 0);
int smu_msg_wait_response(struct smu_msg_ctl *ctl, u32 timeout_us);