| /* |
| * File pci-acpi.h |
| * |
| * Copyright (C) 2004 Intel |
| * Copyright (C) Tom Long Nguyen (tom.l.nguyen@intel.com) |
| */ |
| |
| #ifndef _PCI_ACPI_H_ |
| #define _PCI_ACPI_H_ |
| |
| #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 DEVICE_ACPI_HANDLE(pbus->bridge); |
| } |
| |
| static inline acpi_handle acpi_pci_get_bridge_handle(struct pci_bus *pbus) |
| { |
| struct device *dev; |
| |
| if (pci_is_root_bus(pbus)) |
| dev = pbus->bridge; |
| else |
| dev = &pbus->self->dev; |
| |
| return DEVICE_ACPI_HANDLE(dev); |
| } |
| #endif |
| |
| #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_ */ |
