diff options
Diffstat (limited to 'include/linux/pci-acpi.h')
| -rw-r--r-- | include/linux/pci-acpi.h | 61 |
1 files changed, 53 insertions, 8 deletions
diff --git a/include/linux/pci-acpi.h b/include/linux/pci-acpi.h index 93a7c08f869..637a608ded0 100644 --- a/include/linux/pci-acpi.h +++ b/include/linux/pci-acpi.h @@ -11,26 +11,71 @@ #include <linux/acpi.h> #ifdef CONFIG_ACPI +extern acpi_status pci_acpi_add_bus_pm_notifier(struct acpi_device *dev, + struct pci_bus *pci_bus); +extern acpi_status pci_acpi_remove_bus_pm_notifier(struct acpi_device *dev); +extern acpi_status pci_acpi_add_pm_notifier(struct acpi_device *dev, + struct pci_dev *pci_dev); +extern acpi_status pci_acpi_remove_pm_notifier(struct acpi_device *dev); +extern phys_addr_t acpi_pci_root_get_mcfg_addr(acpi_handle handle); + static inline acpi_handle acpi_find_root_bridge_handle(struct pci_dev *pdev) { struct pci_bus *pbus = pdev->bus; + /* Find a PCI root bus */ while (!pci_is_root_bus(pbus)) pbus = pbus->parent; - return acpi_get_pci_rootbridge_handle(pci_domain_nr(pbus), - pbus->number); + + return ACPI_HANDLE(pbus->bridge); } static inline acpi_handle acpi_pci_get_bridge_handle(struct pci_bus *pbus) { - if (!pci_is_root_bus(pbus)) - return DEVICE_ACPI_HANDLE(&(pbus->self->dev)); - return acpi_get_pci_rootbridge_handle(pci_domain_nr(pbus), - pbus->number); + struct device *dev; + + if (pci_is_root_bus(pbus)) + dev = pbus->bridge; + else + dev = &pbus->self->dev; + + return ACPI_HANDLE(dev); } + +void acpi_pci_add_bus(struct pci_bus *bus); +void acpi_pci_remove_bus(struct pci_bus *bus); + +#ifdef CONFIG_ACPI_PCI_SLOT +void acpi_pci_slot_init(void); +void acpi_pci_slot_enumerate(struct pci_bus *bus); +void acpi_pci_slot_remove(struct pci_bus *bus); #else -static inline acpi_handle acpi_find_root_bridge_handle(struct pci_dev *pdev) -{ return NULL; } +static inline void acpi_pci_slot_init(void) { } +static inline void acpi_pci_slot_enumerate(struct pci_bus *bus) { } +static inline void acpi_pci_slot_remove(struct pci_bus *bus) { } +#endif + +#ifdef CONFIG_HOTPLUG_PCI_ACPI +void acpiphp_init(void); +void acpiphp_enumerate_slots(struct pci_bus *bus); +void acpiphp_remove_slots(struct pci_bus *bus); +void acpiphp_check_host_bridge(struct acpi_device *adev); +#else +static inline void acpiphp_init(void) { } +static inline void acpiphp_enumerate_slots(struct pci_bus *bus) { } +static inline void acpiphp_remove_slots(struct pci_bus *bus) { } +static inline void acpiphp_check_host_bridge(struct acpi_device *adev) { } +#endif + +#else /* CONFIG_ACPI */ +static inline void acpi_pci_add_bus(struct pci_bus *bus) { } +static inline void acpi_pci_remove_bus(struct pci_bus *bus) { } +#endif /* CONFIG_ACPI */ + +#ifdef CONFIG_ACPI_APEI +extern bool aer_acpi_firmware_first(void); +#else +static inline bool aer_acpi_firmware_first(void) { return false; } #endif #endif /* _PCI_ACPI_H_ */ |
