projects / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | /* Functions internal to the PCI core code */ |
| 2 | ||
| 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), | |
| 13 | void *alignf_data); | |
| 0f64474b DSL |
14 | /* Firmware callbacks */ |
| 15 | extern int (*platform_pci_choose_state)(struct pci_dev *dev, pm_message_t state); | |
| b913100d | 16 | extern int (*platform_pci_set_power_state)(struct pci_dev *dev, pci_power_t state); |
| 0f64474b | 17 | |
| 1da177e4 LT |
18 | /* PCI /proc functions */ |
| 19 | #ifdef CONFIG_PROC_FS | |
| 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); | |
| 24 | #else | |
| 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; } | |
| 29 | #endif | |
| 30 | ||
| 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); | |
| 38 | ||
| 1da177e4 LT |
39 | extern void pci_remove_legacy_files(struct pci_bus *bus); |
| 40 | ||
| 41 | /* Lock for read/write access to pci device and bus lists */ | |
| 42 | extern spinlock_t pci_bus_lock; | |
| 43 | ||
| 44 | #ifdef CONFIG_X86_IO_APIC | |
| 45 | extern int pci_msi_quirk; | |
| 46 | #else | |
| 47 | #define pci_msi_quirk 0 | |
| 48 | #endif | |
| 49 | ||
| 50 | extern int pcie_mch_quirk; | |
| 51 | extern struct device_attribute pci_dev_attrs[]; | |
| 52 | extern struct class_device_attribute class_device_attr_cpuaffinity; | |
| 53 | ||
| 54 | /** | |
| 55 | * pci_match_one_device - Tell if a PCI device structure has a matching | |
| 56 | * PCI device id structure | |
| 57 | * @id: single PCI device id structure to match | |
| 58 | * @dev: the PCI device structure to match against | |
| 59 | * | |
| 60 | * Returns the matching pci_device_id structure or %NULL if there is no match. | |
| 61 | */ | |
| 62 | static inline const struct pci_device_id * | |
| 63 | pci_match_one_device(const struct pci_device_id *id, const struct pci_dev *dev) | |
| 64 | { | |
| 65 | if ((id->vendor == PCI_ANY_ID || id->vendor == dev->vendor) && | |
| 66 | (id->device == PCI_ANY_ID || id->device == dev->device) && | |
| 67 | (id->subvendor == PCI_ANY_ID || id->subvendor == dev->subsystem_vendor) && | |
| 68 | (id->subdevice == PCI_ANY_ID || id->subdevice == dev->subsystem_device) && | |
| 69 | !((id->class ^ dev->class) & id->class_mask)) | |
| 70 | return id; | |
| 71 | return NULL; | |
| 72 | } | |
| 73 |