Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | /* Functions internal to the PCI core code */ |
2 | ||
38cc1302 | 3 | extern int __must_check __pci_reenable_device(struct pci_dev *); |
312c004d KS |
4 | extern int pci_uevent(struct device *dev, char **envp, int num_envp, |
5 | char *buffer, int buffer_size); | |
1da177e4 LT |
6 | extern int pci_create_sysfs_dev_files(struct pci_dev *pdev); |
7 | extern void pci_remove_sysfs_dev_files(struct pci_dev *pdev); | |
8 | extern void pci_cleanup_rom(struct pci_dev *dev); | |
9 | extern int pci_bus_alloc_resource(struct pci_bus *bus, struct resource *res, | |
e31dd6e4 GKH |
10 | resource_size_t size, resource_size_t align, |
11 | resource_size_t min, unsigned int type_mask, | |
1da177e4 | 12 | void (*alignf)(void *, struct resource *, |
e31dd6e4 | 13 | resource_size_t, resource_size_t), |
1da177e4 | 14 | void *alignf_data); |
0f64474b DSL |
15 | /* Firmware callbacks */ |
16 | extern int (*platform_pci_choose_state)(struct pci_dev *dev, pm_message_t state); | |
b913100d | 17 | extern int (*platform_pci_set_power_state)(struct pci_dev *dev, pci_power_t state); |
0f64474b | 18 | |
e04b0ea2 BK |
19 | extern int pci_user_read_config_byte(struct pci_dev *dev, int where, u8 *val); |
20 | extern int pci_user_read_config_word(struct pci_dev *dev, int where, u16 *val); | |
21 | extern int pci_user_read_config_dword(struct pci_dev *dev, int where, u32 *val); | |
22 | extern int pci_user_write_config_byte(struct pci_dev *dev, int where, u8 val); | |
23 | extern int pci_user_write_config_word(struct pci_dev *dev, int where, u16 val); | |
24 | extern int pci_user_write_config_dword(struct pci_dev *dev, int where, u32 val); | |
25 | ||
1da177e4 LT |
26 | /* PCI /proc functions */ |
27 | #ifdef CONFIG_PROC_FS | |
28 | extern int pci_proc_attach_device(struct pci_dev *dev); | |
29 | extern int pci_proc_detach_device(struct pci_dev *dev); | |
1da177e4 LT |
30 | extern int pci_proc_detach_bus(struct pci_bus *bus); |
31 | #else | |
32 | static inline int pci_proc_attach_device(struct pci_dev *dev) { return 0; } | |
33 | static inline int pci_proc_detach_device(struct pci_dev *dev) { return 0; } | |
1da177e4 LT |
34 | static inline int pci_proc_detach_bus(struct pci_bus *bus) { return 0; } |
35 | #endif | |
36 | ||
37 | /* Functions for PCI Hotplug drivers to use */ | |
1da177e4 | 38 | extern unsigned int pci_do_scan_bus(struct pci_bus *bus); |
1da177e4 LT |
39 | extern int pci_bus_find_capability (struct pci_bus *bus, unsigned int devfn, int cap); |
40 | ||
1da177e4 LT |
41 | extern void pci_remove_legacy_files(struct pci_bus *bus); |
42 | ||
43 | /* Lock for read/write access to pci device and bus lists */ | |
d71374da | 44 | extern struct rw_semaphore pci_bus_sem; |
1da177e4 | 45 | |
ffadcc2f | 46 | extern unsigned int pci_pm_d3_delay; |
88187dfa | 47 | |
4b47b0ee | 48 | #ifdef CONFIG_PCI_MSI |
309e57df | 49 | void pci_no_msi(void); |
4b47b0ee | 50 | #else |
309e57df | 51 | static inline void pci_no_msi(void) { } |
4b47b0ee | 52 | #endif |
8fed4b65 | 53 | |
41017f0c SL |
54 | #if defined(CONFIG_PCI_MSI) && defined(CONFIG_PM) |
55 | int pci_save_msi_state(struct pci_dev *dev); | |
41017f0c | 56 | void pci_restore_msi_state(struct pci_dev *dev); |
41017f0c SL |
57 | #else |
58 | static inline int pci_save_msi_state(struct pci_dev *dev) { return 0; } | |
41017f0c | 59 | static inline void pci_restore_msi_state(struct pci_dev *dev) {} |
41017f0c | 60 | #endif |
8fed4b65 | 61 | |
ffadcc2f KCA |
62 | static inline int pci_no_d1d2(struct pci_dev *dev) |
63 | { | |
64 | unsigned int parent_dstates = 0; | |
4b47b0ee | 65 | |
ffadcc2f KCA |
66 | if (dev->bus->self) |
67 | parent_dstates = dev->bus->self->no_d1d2; | |
68 | return (dev->no_d1d2 || parent_dstates); | |
69 | ||
70 | } | |
1da177e4 LT |
71 | extern int pcie_mch_quirk; |
72 | extern struct device_attribute pci_dev_attrs[]; | |
73 | extern struct class_device_attribute class_device_attr_cpuaffinity; | |
74 | ||
75 | /** | |
76 | * pci_match_one_device - Tell if a PCI device structure has a matching | |
77 | * PCI device id structure | |
78 | * @id: single PCI device id structure to match | |
79 | * @dev: the PCI device structure to match against | |
80 | * | |
81 | * Returns the matching pci_device_id structure or %NULL if there is no match. | |
82 | */ | |
83 | static inline const struct pci_device_id * | |
84 | pci_match_one_device(const struct pci_device_id *id, const struct pci_dev *dev) | |
85 | { | |
86 | if ((id->vendor == PCI_ANY_ID || id->vendor == dev->vendor) && | |
87 | (id->device == PCI_ANY_ID || id->device == dev->device) && | |
88 | (id->subvendor == PCI_ANY_ID || id->subvendor == dev->subsystem_vendor) && | |
89 | (id->subdevice == PCI_ANY_ID || id->subdevice == dev->subsystem_device) && | |
90 | !((id->class ^ dev->class) & id->class_mask)) | |
91 | return id; | |
92 | return NULL; | |
93 | } | |
94 |