Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | /* Functions internal to the PCI core code */ |
2 | ||
312c004d KS |
3 | extern int pci_uevent(struct device *dev, char **envp, int num_envp, |
4 | char *buffer, int buffer_size); | |
1da177e4 LT |
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); | |
ce5ccdef | 8 | |
0f64474b | 9 | /* Firmware callbacks */ |
ab826ca4 | 10 | extern pci_power_t (*platform_pci_choose_state)(struct pci_dev *dev, pm_message_t state); |
b913100d | 11 | extern int (*platform_pci_set_power_state)(struct pci_dev *dev, pci_power_t state); |
0f64474b | 12 | |
e04b0ea2 BK |
13 | extern int pci_user_read_config_byte(struct pci_dev *dev, int where, u8 *val); |
14 | extern int pci_user_read_config_word(struct pci_dev *dev, int where, u16 *val); | |
15 | extern int pci_user_read_config_dword(struct pci_dev *dev, int where, u32 *val); | |
16 | extern int pci_user_write_config_byte(struct pci_dev *dev, int where, u8 val); | |
17 | extern int pci_user_write_config_word(struct pci_dev *dev, int where, u16 val); | |
18 | extern int pci_user_write_config_dword(struct pci_dev *dev, int where, u32 val); | |
19 | ||
1da177e4 LT |
20 | /* PCI /proc functions */ |
21 | #ifdef CONFIG_PROC_FS | |
22 | extern int pci_proc_attach_device(struct pci_dev *dev); | |
23 | extern int pci_proc_detach_device(struct pci_dev *dev); | |
1da177e4 LT |
24 | extern int pci_proc_detach_bus(struct pci_bus *bus); |
25 | #else | |
26 | static inline int pci_proc_attach_device(struct pci_dev *dev) { return 0; } | |
27 | static inline int pci_proc_detach_device(struct pci_dev *dev) { return 0; } | |
1da177e4 LT |
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 */ | |
1da177e4 | 32 | extern unsigned int pci_do_scan_bus(struct pci_bus *bus); |
1da177e4 | 33 | |
1da177e4 LT |
34 | extern void pci_remove_legacy_files(struct pci_bus *bus); |
35 | ||
36 | /* Lock for read/write access to pci device and bus lists */ | |
d71374da | 37 | extern struct rw_semaphore pci_bus_sem; |
1da177e4 | 38 | |
ffadcc2f | 39 | extern unsigned int pci_pm_d3_delay; |
88187dfa | 40 | |
4b47b0ee | 41 | #ifdef CONFIG_PCI_MSI |
309e57df | 42 | void pci_no_msi(void); |
4aa9bc95 | 43 | extern void pci_msi_init_pci_dev(struct pci_dev *dev); |
4b47b0ee | 44 | #else |
309e57df | 45 | static inline void pci_no_msi(void) { } |
4aa9bc95 | 46 | static inline void pci_msi_init_pci_dev(struct pci_dev *dev) { } |
4b47b0ee | 47 | #endif |
8fed4b65 | 48 | |
41017f0c | 49 | #if defined(CONFIG_PCI_MSI) && defined(CONFIG_PM) |
41017f0c | 50 | void pci_restore_msi_state(struct pci_dev *dev); |
41017f0c | 51 | #else |
41017f0c | 52 | static inline void pci_restore_msi_state(struct pci_dev *dev) {} |
41017f0c | 53 | #endif |
8fed4b65 | 54 | |
ffadcc2f KCA |
55 | static inline int pci_no_d1d2(struct pci_dev *dev) |
56 | { | |
57 | unsigned int parent_dstates = 0; | |
4b47b0ee | 58 | |
ffadcc2f KCA |
59 | if (dev->bus->self) |
60 | parent_dstates = dev->bus->self->no_d1d2; | |
61 | return (dev->no_d1d2 || parent_dstates); | |
62 | ||
63 | } | |
1da177e4 LT |
64 | extern int pcie_mch_quirk; |
65 | extern struct device_attribute pci_dev_attrs[]; | |
66 | extern struct class_device_attribute class_device_attr_cpuaffinity; | |
67 | ||
68 | /** | |
69 | * pci_match_one_device - Tell if a PCI device structure has a matching | |
70 | * PCI device id structure | |
71 | * @id: single PCI device id structure to match | |
72 | * @dev: the PCI device structure to match against | |
73 | * | |
74 | * Returns the matching pci_device_id structure or %NULL if there is no match. | |
75 | */ | |
76 | static inline const struct pci_device_id * | |
77 | pci_match_one_device(const struct pci_device_id *id, const struct pci_dev *dev) | |
78 | { | |
79 | if ((id->vendor == PCI_ANY_ID || id->vendor == dev->vendor) && | |
80 | (id->device == PCI_ANY_ID || id->device == dev->device) && | |
81 | (id->subvendor == PCI_ANY_ID || id->subvendor == dev->subsystem_vendor) && | |
82 | (id->subdevice == PCI_ANY_ID || id->subdevice == dev->subsystem_device) && | |
83 | !((id->class ^ dev->class) & id->class_mask)) | |
84 | return id; | |
85 | return NULL; | |
86 | } | |
87 |