PopFxQueueWorkOrder

char __fastcall PopFxQueueWorkOrder(__int64 a1, ULONG_PTR a2, ULONG_PTR a3){
  signed __int32 v4; 
  UINT64 v5; 
  v4 = _InterlockedIncrement((volatile signed __int32 *)(a2 + 32));
  if( v4 == 1 )
  {
    if( a3 )
      PopFxAddRefDevice(a3);
    LOBYTE(v4) = ExTryQueueWorkItem((WORK_QUEUE_ITEM *)a2, (WORK_QUEUE_TYPE)48);
    if( !(_BYTE)v4 )
    {
      ExInterlockedInsertTailList(&stru_140C24770, (PLIST_ENTRY)a2, &Lock);
      LOBYTE(v4) = KeReleaseSemaphoreEx(&stru_140C24780, 0i64, 1i64, v5);
    }
  }
  return v4;
}

Referenced by:

PoFxCompleteDevicePowerNotRequired
PopFxIdleComponent
PopFxIssueComponentPerfStateChanges
PopFxIssueDirectedPowerTransition