4 * Copyright (C) 2004 Intel
5 * Copyright (C) Tom Long Nguyen (tom.l.nguyen@intel.com)
11 #include <linux/acpi.h>
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
);
20 extern phys_addr_t
acpi_pci_root_get_mcfg_addr(acpi_handle handle
);
22 static inline acpi_handle
acpi_find_root_bridge_handle(struct pci_dev
*pdev
)
24 struct pci_bus
*pbus
= pdev
->bus
;
26 /* Find a PCI root bus */
27 while (!pci_is_root_bus(pbus
))
30 return ACPI_HANDLE(pbus
->bridge
);
33 static inline acpi_handle
acpi_pci_get_bridge_handle(struct pci_bus
*pbus
)
37 if (pci_is_root_bus(pbus
))
40 dev
= &pbus
->self
->dev
;
42 return ACPI_HANDLE(dev
);
45 void acpi_pci_add_bus(struct pci_bus
*bus
);
46 void acpi_pci_remove_bus(struct pci_bus
*bus
);
48 #ifdef CONFIG_ACPI_PCI_SLOT
49 void acpi_pci_slot_init(void);
50 void acpi_pci_slot_enumerate(struct pci_bus
*bus
);
51 void acpi_pci_slot_remove(struct pci_bus
*bus
);
53 static inline void acpi_pci_slot_init(void) { }
54 static inline void acpi_pci_slot_enumerate(struct pci_bus
*bus
) { }
55 static inline void acpi_pci_slot_remove(struct pci_bus
*bus
) { }
58 #ifdef CONFIG_HOTPLUG_PCI_ACPI
59 void acpiphp_init(void);
60 void acpiphp_enumerate_slots(struct pci_bus
*bus
);
61 void acpiphp_remove_slots(struct pci_bus
*bus
);
62 void acpiphp_check_host_bridge(acpi_handle handle
);
64 static inline void acpiphp_init(void) { }
65 static inline void acpiphp_enumerate_slots(struct pci_bus
*bus
) { }
66 static inline void acpiphp_remove_slots(struct pci_bus
*bus
) { }
67 static inline void acpiphp_check_host_bridge(acpi_handle handle
) { }
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 */
75 #ifdef CONFIG_ACPI_APEI
76 extern bool aer_acpi_firmware_first(void);
78 static inline bool aer_acpi_firmware_first(void) { return false; }
81 #endif /* _PCI_ACPI_H_ */
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