1 /* Functions internal to the PCI core code */
3 extern int pci_hotplug (struct device *dev, char **envp, int num_envp,
4 char *buffer, int buffer_size);
5 extern int pci_create_sysfs_dev_files(struct pci_dev *pdev);
6 extern void pci_remove_sysfs_dev_files(struct pci_dev *pdev);
7 extern void pci_cleanup_rom(struct pci_dev *dev);
8 extern int pci_bus_alloc_resource(struct pci_bus *bus, struct resource *res,
9 unsigned long size, unsigned long align,
10 unsigned long min, unsigned int type_mask,
11 void (*alignf)(void *, struct resource *,
12 unsigned long, unsigned long),
14 /* Firmware callbacks */
15 extern int (*platform_pci_choose_state)(struct pci_dev *dev, pm_message_t state);
16 extern int (*platform_pci_set_power_state)(struct pci_dev *dev, pci_power_t state);
18 /* PCI /proc functions */
20 extern int pci_proc_attach_device(struct pci_dev *dev);
21 extern int pci_proc_detach_device(struct pci_dev *dev);
22 extern int pci_proc_attach_bus(struct pci_bus *bus);
23 extern int pci_proc_detach_bus(struct pci_bus *bus);
25 static inline int pci_proc_attach_device(struct pci_dev *dev) { return 0; }
26 static inline int pci_proc_detach_device(struct pci_dev *dev) { return 0; }
27 static inline int pci_proc_attach_bus(struct pci_bus *bus) { return 0; }
28 static inline int pci_proc_detach_bus(struct pci_bus *bus) { return 0; }
31 /* Functions for PCI Hotplug drivers to use */
32 extern struct pci_bus * pci_add_new_bus(struct pci_bus *parent, struct pci_dev *dev, int busnr);
33 extern unsigned int pci_do_scan_bus(struct pci_bus *bus);
34 extern int pci_remove_device_safe(struct pci_dev *dev);
35 extern unsigned char pci_max_busnr(void);
36 extern unsigned char pci_bus_max_busnr(struct pci_bus *bus);
37 extern int pci_bus_find_capability (struct pci_bus *bus, unsigned int devfn, int cap);
39 extern void pci_remove_legacy_files(struct pci_bus *bus);
41 /* Lock for read/write access to pci device and bus lists */
42 extern spinlock_t pci_bus_lock;
44 #ifdef CONFIG_X86_IO_APIC
45 extern int pci_msi_quirk;
47 #define pci_msi_quirk 0
51 void disable_msi_mode(struct pci_dev *dev, int pos, int type);
53 static inline void disable_msi_mode(struct pci_dev *dev, int pos, int type) { }
56 extern int pcie_mch_quirk;
57 extern struct device_attribute pci_dev_attrs[];
58 extern struct class_device_attribute class_device_attr_cpuaffinity;
61 * pci_match_one_device - Tell if a PCI device structure has a matching
62 * PCI device id structure
63 * @id: single PCI device id structure to match
64 * @dev: the PCI device structure to match against
66 * Returns the matching pci_device_id structure or %NULL if there is no match.
68 static inline const struct pci_device_id *
69 pci_match_one_device(const struct pci_device_id *id, const struct pci_dev *dev)
71 if ((id->vendor == PCI_ANY_ID || id->vendor == dev->vendor) &&
72 (id->device == PCI_ANY_ID || id->device == dev->device) &&
73 (id->subvendor == PCI_ANY_ID || id->subvendor == dev->subsystem_vendor) &&
74 (id->subdevice == PCI_ANY_ID || id->subdevice == dev->subsystem_device) &&
75 !((id->class ^ dev->class) & id->class_mask))