| /* | |
| * 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 | |
| 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); | |
| } | |
| 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); | |
| } | |
| #else | |
| static inline acpi_handle acpi_find_root_bridge_handle(struct pci_dev *pdev) | |
| { return NULL; } | |
| #endif | |
| #endif /* _PCI_ACPI_H_ */ |