55 	struct pci_bus *bus;		/* The bus this slot is on */
260 	struct pci_bus	*bus;		/* bus this device is on */
261 	struct pci_bus	*subordinate;	/* bus this device bridges to */
399 struct pci_dev *pci_alloc_dev(struct pci_bus *bus);
411 	struct pci_bus *bus;		/* root bus */
426 struct pci_host_bridge *pci_find_host_bridge(struct pci_bus *bus);
457 struct pci_bus {  struct
459 	struct pci_bus	*parent;	/* parent bus this bridge is on */  argument
493 #define to_pci_bus(n)	container_of(n, struct pci_bus, dev)  argument
503 static inline bool pci_is_root_bus(struct pci_bus *pbus)  in pci_is_root_bus()
582 	void __iomem *(*map_bus)(struct pci_bus *bus, unsigned int devfn, int where);
583 	int (*read)(struct pci_bus *bus, unsigned int devfn, int where, int size, u32 *val);
584 	int (*write)(struct pci_bus *bus, unsigned int devfn, int where, int size, u32 val);
753 void pcie_bus_configure_settings(struct pci_bus *bus);
773 void pcibios_resource_survey_bus(struct pci_bus *bus);
774 void pcibios_add_bus(struct pci_bus *bus);
775 void pcibios_remove_bus(struct pci_bus *bus);
776 void pcibios_fixup_bus(struct pci_bus *);
788 void pci_fixup_cardbus(struct pci_bus *);
792 void pcibios_resource_to_bus(struct pci_bus *bus, struct pci_bus_region *region,
794 void pcibios_bus_to_resource(struct pci_bus *bus, struct resource *res,
797 struct pci_bus *pci_find_bus(int domain, int busnr);
798 void pci_bus_add_devices(const struct pci_bus *bus);
799 struct pci_bus *pci_scan_bus(int bus, struct pci_ops *ops, void *sysdata);
800 struct pci_bus *pci_create_root_bus(struct device *parent, int bus,
803 int pci_bus_insert_busn_res(struct pci_bus *b, int bus, int busmax);
804 int pci_bus_update_busn_res_end(struct pci_bus *b, int busmax);
805 void pci_bus_release_busn_res(struct pci_bus *b);
806 struct pci_bus *pci_scan_root_bus_msi(struct device *parent, int bus,
810 struct pci_bus *pci_scan_root_bus(struct device *parent, int bus,
813 struct pci_bus *pci_add_new_bus(struct pci_bus *parent, struct pci_dev *dev,
815 void pcie_update_link_speed(struct pci_bus *bus, u16 link_status);
816 struct pci_slot *pci_create_slot(struct pci_bus *parent, int slot_nr,
825 int pci_scan_slot(struct pci_bus *bus, int devfn);
826 struct pci_dev *pci_scan_single_device(struct pci_bus *bus, int devfn);
827 void pci_device_add(struct pci_dev *dev, struct pci_bus *bus);
828 unsigned int pci_scan_child_bus(struct pci_bus *bus);
830 void pci_read_bridge_bases(struct pci_bus *child);
839 void pci_remove_bus(struct pci_bus *b);
842 void pci_stop_root_bus(struct pci_bus *bus);
843 void pci_remove_root_bus(struct pci_bus *bus);
844 void pci_setup_cardbus(struct pci_bus *bus);
865 struct pci_bus *pci_find_next_bus(const struct pci_bus *from);
872 struct pci_dev *pci_get_slot(struct pci_bus *bus, unsigned int devfn);
883 int pci_bus_read_config_byte(struct pci_bus *bus, unsigned int devfn,
885 int pci_bus_read_config_word(struct pci_bus *bus, unsigned int devfn,
887 int pci_bus_read_config_dword(struct pci_bus *bus, unsigned int devfn,
889 int pci_bus_write_config_byte(struct pci_bus *bus, unsigned int devfn,
891 int pci_bus_write_config_word(struct pci_bus *bus, unsigned int devfn,
893 int pci_bus_write_config_dword(struct pci_bus *bus, unsigned int devfn,
896 int pci_generic_config_read(struct pci_bus *bus, unsigned int devfn,
898 int pci_generic_config_write(struct pci_bus *bus, unsigned int devfn,
900 int pci_generic_config_read32(struct pci_bus *bus, unsigned int devfn,
902 int pci_generic_config_write32(struct pci_bus *bus, unsigned int devfn,
905 struct pci_ops *pci_bus_set_ops(struct pci_bus *bus, struct pci_ops *ops);
1028 int pci_probe_reset_bus(struct pci_bus *bus);
1029 int pci_reset_bus(struct pci_bus *bus);
1030 int pci_try_reset_bus(struct pci_bus *bus);
1075 void pci_pme_wakeup_bus(struct pci_bus *bus);
1093 int pci_bus_find_capability(struct pci_bus *bus, unsigned int devfn, int cap);
1095 unsigned int pci_rescan_bus(struct pci_bus *bus);
1105 void pci_bus_assign_resources(const struct pci_bus *bus);
1106 void pci_bus_size_bridges(struct pci_bus *bus);
1111 void pci_assign_unassigned_bus_resources(struct pci_bus *bus);
1112 void pci_assign_unassigned_root_bus_resources(struct pci_bus *bus);
1129 struct pci_bus *pci_bus_get(struct pci_bus *bus);
1130 void pci_bus_put(struct pci_bus *bus);
1135 void pci_bus_add_resource(struct pci_bus *bus, struct resource *res, unsigned int flags);
1136 struct resource *pci_bus_resource_n(const struct pci_bus *bus, int n);
1137 void pci_bus_remove_resources(struct pci_bus *bus);
1144 int __must_check pci_bus_alloc_resource(struct pci_bus *bus,
1208 int pci_scan_bridge(struct pci_bus *bus, struct pci_dev *dev, int max,
1211 void pci_walk_bus(struct pci_bus *top, int (*cb)(struct pci_dev *, void *),
1214 unsigned char pci_bus_max_busnr(struct pci_bus *bus);
1215 void pci_setup_bridge(struct pci_bus *bus);
1216 resource_size_t pcibios_window_alignment(struct pci_bus *bus,
1364 static inline int pci_domain_nr(struct pci_bus *bus) { return 0; }  in pci_domain_nr()
1365 static inline int pci_proc_domain(struct pci_bus *bus) { return 0; }  in pci_proc_domain()
1375 static inline int pci_domain_nr(struct pci_bus *bus)  in pci_domain_nr()
1379 void pci_bus_assign_domain_nr(struct pci_bus *bus, struct device *parent);
1381 static inline void pci_bus_assign_domain_nr(struct pci_bus *bus,  in pci_bus_assign_domain_nr()
1482 static inline struct pci_bus *pci_find_next_bus(const struct pci_bus *from)  in pci_find_next_bus()
1484 static inline struct pci_dev *pci_get_slot(struct pci_bus *bus,  in pci_get_slot()
1491 static inline int pci_domain_nr(struct pci_bus *bus) { return 0; }  in pci_domain_nr()
1904 void pci_set_bus_of_node(struct pci_bus *bus);
1905 void pci_release_bus_of_node(struct pci_bus *bus);
1906 struct irq_domain *pci_host_bridge_of_msi_domain(struct pci_bus *bus);
1909 struct device_node *pcibios_get_phb_of_node(struct pci_bus *bus);
1917 static inline struct device_node *pci_bus_to_OF_node(struct pci_bus *bus)  in pci_bus_to_OF_node()
1925 static inline void pci_set_bus_of_node(struct pci_bus *bus) { }  in pci_set_bus_of_node()
1926 static inline void pci_release_bus_of_node(struct pci_bus *bus) { }  in pci_release_bus_of_node()
1930 pci_host_bridge_of_msi_domain(struct pci_bus *bus) { return NULL; }  in pci_host_bridge_of_msi_domain()
1964 static inline bool pci_ari_enabled(struct pci_bus *bus)  in pci_ari_enabled()