void pci_d3cold_enable(struct pci_dev *dev);
void pci_d3cold_disable(struct pci_dev *dev);
bool pcie_relaxed_ordering_enabled(struct pci_dev *dev);
+void pci_wakeup_bus(struct pci_bus *bus);
+void pci_bus_set_current_state(struct pci_bus *bus, pci_power_t state);
/* PCI Virtual Channel */
int pci_save_vc_state(struct pci_dev *dev);