77 	struct pci_bus		*bus;		/* Bus this slot is on */
334 	struct pci_bus	*bus;		/* Bus this device is on */
335 	struct pci_bus	*subordinate;	/* Bus this device bridges to */
569 struct pci_dev *pci_alloc_dev(struct pci_bus *bus);
591 	struct pci_bus	*bus;		/* Root bus */
644 struct pci_host_bridge *pci_find_host_bridge(struct pci_bus *bus);
654 struct pci_bus {  struct
656 	struct pci_bus	*parent;	/* Parent bus this bridge is on */  argument
691 #define to_pci_bus(n)	container_of(n, struct pci_bus, dev)  argument
706 static inline bool pci_is_root_bus(struct pci_bus *pbus)  in pci_is_root_bus()
807 	int (*add_bus)(struct pci_bus *bus);
808 	void (*remove_bus)(struct pci_bus *bus);
809 	void __iomem *(*map_bus)(struct pci_bus *bus, unsigned int devfn, int where);
810 	int (*read)(struct pci_bus *bus, unsigned int devfn, int where, int size, u32 *val);
811 	int (*write)(struct pci_bus *bus, unsigned int devfn, int where, int size, u32 val);
1110 void pcie_bus_configure_settings(struct pci_bus *bus);
1130 void pcibios_resource_survey_bus(struct pci_bus *bus);
1132 void pcibios_add_bus(struct pci_bus *bus);
1133 void pcibios_remove_bus(struct pci_bus *bus);
1134 void pcibios_fixup_bus(struct pci_bus *);
1145 void pci_fixup_cardbus(struct pci_bus *);
1149 void pcibios_resource_to_bus(struct pci_bus *bus, struct pci_bus_region *region,
1151 void pcibios_bus_to_resource(struct pci_bus *bus, struct resource *res,
1154 struct pci_bus *pci_find_bus(int domain, int busnr);
1155 void pci_bus_add_devices(const struct pci_bus *bus);
1156 struct pci_bus *pci_scan_bus(int bus, struct pci_ops *ops, void *sysdata);
1157 struct pci_bus *pci_create_root_bus(struct device *parent, int bus,
1161 int pci_bus_insert_busn_res(struct pci_bus *b, int bus, int busmax);
1162 int pci_bus_update_busn_res_end(struct pci_bus *b, int busmax);
1163 void pci_bus_release_busn_res(struct pci_bus *b);
1164 struct pci_bus *pci_scan_root_bus(struct device *parent, int bus,
1168 struct pci_bus *pci_add_new_bus(struct pci_bus *parent, struct pci_dev *dev,
1170 struct pci_slot *pci_create_slot(struct pci_bus *parent, int slot_nr,
1179 int pci_scan_slot(struct pci_bus *bus, int devfn);
1180 struct pci_dev *pci_scan_single_device(struct pci_bus *bus, int devfn);
1181 void pci_device_add(struct pci_dev *dev, struct pci_bus *bus);
1182 unsigned int pci_scan_child_bus(struct pci_bus *bus);
1184 void pci_read_bridge_bases(struct pci_bus *child);
1193 void pci_remove_bus(struct pci_bus *b);
1196 void pci_stop_root_bus(struct pci_bus *bus);
1197 void pci_remove_root_bus(struct pci_bus *bus);
1198 void pci_setup_cardbus(struct pci_bus *bus);
1199 void pcibios_setup_bridge(struct pci_bus *bus, unsigned long type);
1206 u8 pci_bus_find_capability(struct pci_bus *bus, unsigned int devfn, int cap);
1213 struct pci_bus *pci_find_next_bus(const struct pci_bus *from);
1224 struct pci_dev *pci_get_slot(struct pci_bus *bus, unsigned int devfn);
1232 int pci_bus_read_config_byte(struct pci_bus *bus, unsigned int devfn,
1234 int pci_bus_read_config_word(struct pci_bus *bus, unsigned int devfn,
1236 int pci_bus_read_config_dword(struct pci_bus *bus, unsigned int devfn,
1238 int pci_bus_write_config_byte(struct pci_bus *bus, unsigned int devfn,
1240 int pci_bus_write_config_word(struct pci_bus *bus, unsigned int devfn,
1242 int pci_bus_write_config_dword(struct pci_bus *bus, unsigned int devfn,
1245 int pci_generic_config_read(struct pci_bus *bus, unsigned int devfn,
1247 int pci_generic_config_write(struct pci_bus *bus, unsigned int devfn,
1249 int pci_generic_config_read32(struct pci_bus *bus, unsigned int devfn,
1251 int pci_generic_config_write32(struct pci_bus *bus, unsigned int devfn,
1254 struct pci_ops *pci_bus_set_ops(struct pci_bus *bus, struct pci_ops *ops);
1398 int pci_probe_reset_bus(struct pci_bus *bus);
1454 void pci_resume_bus(struct pci_bus *bus);
1455 void pci_bus_set_current_state(struct pci_bus *bus, pci_power_t state);
1462 unsigned int pci_rescan_bus(struct pci_bus *bus);
1474 void pci_bus_assign_resources(const struct pci_bus *bus);
1475 void pci_bus_claim_resources(struct pci_bus *bus);
1476 void pci_bus_size_bridges(struct pci_bus *bus);
1481 void pci_assign_unassigned_bus_resources(struct pci_bus *bus);
1482 void pci_assign_unassigned_root_bus_resources(struct pci_bus *bus);
1516 void pci_bus_add_resource(struct pci_bus *bus, struct resource *res);
1517 struct resource *pci_bus_resource_n(const struct pci_bus *bus, int n);
1518 void pci_bus_remove_resources(struct pci_bus *bus);
1519 void pci_bus_remove_resource(struct pci_bus *bus, struct resource *res);
1565 int __must_check pci_bus_alloc_resource(struct pci_bus *bus,
1635 int pci_scan_bridge(struct pci_bus *bus, struct pci_dev *dev, int max,
1638 void pci_walk_bus(struct pci_bus *top, int (*cb)(struct pci_dev *, void *),
1641 unsigned char pci_bus_max_busnr(struct pci_bus *bus);
1642 resource_size_t pcibios_window_alignment(struct pci_bus *bus,
1891 static inline int pci_domain_nr(struct pci_bus *bus) { return 0; }
1892 static inline int pci_proc_domain(struct pci_bus *bus) { return 0; }
1901 static inline int pci_domain_nr(struct pci_bus *bus)  in pci_domain_nr()
1906 int acpi_pci_bus_find_domain_nr(struct pci_bus *bus);
1908 static inline int acpi_pci_bus_find_domain_nr(struct pci_bus *bus)  in acpi_pci_bus_find_domain_nr()
1911 int pci_bus_find_domain_nr(struct pci_bus *bus, struct device *parent);
2049 static inline struct pci_bus *pci_find_next_bus(const struct pci_bus *from)  in pci_find_next_bus()
2051 static inline struct pci_dev *pci_get_slot(struct pci_bus *bus,  in pci_get_slot()
2058 static inline int pci_domain_nr(struct pci_bus *bus) { return 0; }  in pci_domain_nr()
2592 struct irq_domain *pci_host_bridge_of_msi_domain(struct pci_bus *bus);
2596 struct device_node *pcibios_get_phb_of_node(struct pci_bus *bus);
2600 pci_host_bridge_of_msi_domain(struct pci_bus *bus) { return NULL; }  in pci_host_bridge_of_msi_domain()
2610 static inline struct device_node *pci_bus_to_OF_node(struct pci_bus *bus)  in pci_bus_to_OF_node()
2616 struct irq_domain *pci_host_bridge_acpi_msi_domain(struct pci_bus *bus);
2623 pci_host_bridge_acpi_msi_domain(struct pci_bus *bus) { return NULL; }  in pci_host_bridge_acpi_msi_domain()
2666 static inline bool pci_ari_enabled(struct pci_bus *bus)  in pci_ari_enabled()