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Commit | Line | Data |
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1da177e4 LT |
1 | /* Functions internal to the PCI core code */ |
2 | ||
7eff2e7a | 3 | extern int pci_uevent(struct device *dev, struct kobj_uevent_env *env); |
1da177e4 LT |
4 | extern int pci_create_sysfs_dev_files(struct pci_dev *pdev); |
5 | extern void pci_remove_sysfs_dev_files(struct pci_dev *pdev); | |
6 | extern void pci_cleanup_rom(struct pci_dev *dev); | |
ce5ccdef | 7 | |
0f64474b | 8 | /* Firmware callbacks */ |
ab826ca4 | 9 | extern pci_power_t (*platform_pci_choose_state)(struct pci_dev *dev, pm_message_t state); |
b913100d | 10 | extern int (*platform_pci_set_power_state)(struct pci_dev *dev, pci_power_t state); |
0f64474b | 11 | |
e04b0ea2 BK |
12 | extern int pci_user_read_config_byte(struct pci_dev *dev, int where, u8 *val); |
13 | extern int pci_user_read_config_word(struct pci_dev *dev, int where, u16 *val); | |
14 | extern int pci_user_read_config_dword(struct pci_dev *dev, int where, u32 *val); | |
15 | extern int pci_user_write_config_byte(struct pci_dev *dev, int where, u8 val); | |
16 | extern int pci_user_write_config_word(struct pci_dev *dev, int where, u16 val); | |
17 | extern int pci_user_write_config_dword(struct pci_dev *dev, int where, u32 val); | |
18 | ||
1da177e4 LT |
19 | /* PCI /proc functions */ |
20 | #ifdef CONFIG_PROC_FS | |
21 | extern int pci_proc_attach_device(struct pci_dev *dev); | |
22 | extern int pci_proc_detach_device(struct pci_dev *dev); | |
1da177e4 LT |
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; } | |
1da177e4 LT |
27 | static inline int pci_proc_detach_bus(struct pci_bus *bus) { return 0; } |
28 | #endif | |
29 | ||
30 | /* Functions for PCI Hotplug drivers to use */ | |
1da177e4 | 31 | extern unsigned int pci_do_scan_bus(struct pci_bus *bus); |
1da177e4 | 32 | |
1da177e4 LT |
33 | extern void pci_remove_legacy_files(struct pci_bus *bus); |
34 | ||
35 | /* Lock for read/write access to pci device and bus lists */ | |
d71374da | 36 | extern struct rw_semaphore pci_bus_sem; |
1da177e4 | 37 | |
ffadcc2f | 38 | extern unsigned int pci_pm_d3_delay; |
88187dfa | 39 | |
4b47b0ee | 40 | #ifdef CONFIG_PCI_MSI |
309e57df | 41 | void pci_no_msi(void); |
4aa9bc95 | 42 | extern void pci_msi_init_pci_dev(struct pci_dev *dev); |
4b47b0ee | 43 | #else |
309e57df | 44 | static inline void pci_no_msi(void) { } |
4aa9bc95 | 45 | static inline void pci_msi_init_pci_dev(struct pci_dev *dev) { } |
4b47b0ee | 46 | #endif |
8fed4b65 | 47 | |
7f785763 RD |
48 | #ifdef CONFIG_PCIEAER |
49 | void pci_no_aer(void); | |
50 | #else | |
51 | static inline void pci_no_aer(void) { } | |
52 | #endif | |
53 | ||
ffadcc2f KCA |
54 | static inline int pci_no_d1d2(struct pci_dev *dev) |
55 | { | |
56 | unsigned int parent_dstates = 0; | |
4b47b0ee | 57 | |
ffadcc2f KCA |
58 | if (dev->bus->self) |
59 | parent_dstates = dev->bus->self->no_d1d2; | |
60 | return (dev->no_d1d2 || parent_dstates); | |
61 | ||
62 | } | |
1da177e4 LT |
63 | extern int pcie_mch_quirk; |
64 | extern struct device_attribute pci_dev_attrs[]; | |
65 | extern struct class_device_attribute class_device_attr_cpuaffinity; | |
66 | ||
67 | /** | |
68 | * pci_match_one_device - Tell if a PCI device structure has a matching | |
69 | * PCI device id structure | |
70 | * @id: single PCI device id structure to match | |
71 | * @dev: the PCI device structure to match against | |
72 | * | |
73 | * Returns the matching pci_device_id structure or %NULL if there is no match. | |
74 | */ | |
75 | static inline const struct pci_device_id * | |
76 | pci_match_one_device(const struct pci_device_id *id, const struct pci_dev *dev) | |
77 | { | |
78 | if ((id->vendor == PCI_ANY_ID || id->vendor == dev->vendor) && | |
79 | (id->device == PCI_ANY_ID || id->device == dev->device) && | |
80 | (id->subvendor == PCI_ANY_ID || id->subvendor == dev->subsystem_vendor) && | |
81 | (id->subdevice == PCI_ANY_ID || id->subdevice == dev->subsystem_device) && | |
82 | !((id->class ^ dev->class) & id->class_mask)) | |
83 | return id; | |
84 | return NULL; | |
85 | } | |
86 | ||
994a65e2 | 87 | struct pci_dev *pci_find_upstream_pcie_bridge(struct pci_dev *pdev); |