Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | /* |
2 | * File pci-acpi.h | |
3 | * | |
4 | * Copyright (C) 2004 Intel | |
5 | * Copyright (C) Tom Long Nguyen (tom.l.nguyen@intel.com) | |
6 | */ | |
7 | ||
8 | #ifndef _PCI_ACPI_H_ | |
9 | #define _PCI_ACPI_H_ | |
10 | ||
8b62091e AP |
11 | #include <linux/acpi.h> |
12 | ||
1da177e4 | 13 | #ifdef CONFIG_ACPI |
b67ea761 RW |
14 | extern acpi_status pci_acpi_add_bus_pm_notifier(struct acpi_device *dev, |
15 | struct pci_bus *pci_bus); | |
16 | extern acpi_status pci_acpi_remove_bus_pm_notifier(struct acpi_device *dev); | |
17 | extern acpi_status pci_acpi_add_pm_notifier(struct acpi_device *dev, | |
18 | struct pci_dev *pci_dev); | |
19 | extern acpi_status pci_acpi_remove_pm_notifier(struct acpi_device *dev); | |
f4b57a3b | 20 | extern phys_addr_t acpi_pci_root_get_mcfg_addr(acpi_handle handle); |
b67ea761 | 21 | |
056c58e8 JS |
22 | static inline acpi_handle acpi_find_root_bridge_handle(struct pci_dev *pdev) |
23 | { | |
d18690af | 24 | struct pci_bus *pbus = pdev->bus; |
059e4ba2 | 25 | |
d18690af | 26 | /* Find a PCI root bus */ |
a222b8f8 | 27 | while (!pci_is_root_bus(pbus)) |
d18690af | 28 | pbus = pbus->parent; |
059e4ba2 | 29 | |
3a83f992 | 30 | return ACPI_HANDLE(pbus->bridge); |
056c58e8 | 31 | } |
e8c331e9 KK |
32 | |
33 | static inline acpi_handle acpi_pci_get_bridge_handle(struct pci_bus *pbus) | |
34 | { | |
059e4ba2 YL |
35 | struct device *dev; |
36 | ||
37 | if (pci_is_root_bus(pbus)) | |
38 | dev = pbus->bridge; | |
39 | else | |
40 | dev = &pbus->self->dev; | |
41 | ||
3a83f992 | 42 | return ACPI_HANDLE(dev); |
e8c331e9 | 43 | } |
5090d4a6 JL |
44 | |
45 | void acpi_pci_add_bus(struct pci_bus *bus); | |
46 | void acpi_pci_remove_bus(struct pci_bus *bus); | |
5c0b04e3 JL |
47 | |
48 | #ifdef CONFIG_ACPI_PCI_SLOT | |
49 | void acpi_pci_slot_init(void); | |
be1c9de9 | 50 | void acpi_pci_slot_enumerate(struct pci_bus *bus); |
5c0b04e3 JL |
51 | void acpi_pci_slot_remove(struct pci_bus *bus); |
52 | #else | |
53 | static inline void acpi_pci_slot_init(void) { } | |
be1c9de9 | 54 | static inline void acpi_pci_slot_enumerate(struct pci_bus *bus) { } |
5c0b04e3 JL |
55 | static inline void acpi_pci_slot_remove(struct pci_bus *bus) { } |
56 | #endif | |
57 | ||
3b63aaa7 JL |
58 | #ifdef CONFIG_HOTPLUG_PCI_ACPI |
59 | void acpiphp_init(void); | |
be1c9de9 | 60 | void acpiphp_enumerate_slots(struct pci_bus *bus); |
3b63aaa7 | 61 | void acpiphp_remove_slots(struct pci_bus *bus); |
3f327e39 | 62 | void acpiphp_check_host_bridge(acpi_handle handle); |
3b63aaa7 JL |
63 | #else |
64 | static inline void acpiphp_init(void) { } | |
be1c9de9 | 65 | static inline void acpiphp_enumerate_slots(struct pci_bus *bus) { } |
3b63aaa7 | 66 | static inline void acpiphp_remove_slots(struct pci_bus *bus) { } |
3f327e39 | 67 | static inline void acpiphp_check_host_bridge(acpi_handle handle) { } |
3b63aaa7 JL |
68 | #endif |
69 | ||
5090d4a6 JL |
70 | #else /* CONFIG_ACPI */ |
71 | static inline void acpi_pci_add_bus(struct pci_bus *bus) { } | |
72 | static inline void acpi_pci_remove_bus(struct pci_bus *bus) { } | |
73 | #endif /* CONFIG_ACPI */ | |
1da177e4 | 74 | |
415e12b2 RW |
75 | #ifdef CONFIG_ACPI_APEI |
76 | extern bool aer_acpi_firmware_first(void); | |
77 | #else | |
78 | static inline bool aer_acpi_firmware_first(void) { return false; } | |
79 | #endif | |
80 | ||
1da177e4 | 81 | #endif /* _PCI_ACPI_H_ */ |