| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | |
| Andrew Patterson | 8b62091 | 2008-11-10 15:30:40 -0700 | [diff] [blame] | 11 | #include <linux/acpi.h> |
| 12 | |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 13 | #ifdef CONFIG_ACPI |
| Rafael J. Wysocki | b67ea76 | 2010-02-17 23:44:09 +0100 | [diff] [blame] | 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 | |
| Jiri Slaby | 056c58e | 2008-08-18 20:22:54 +0200 | [diff] [blame] | 21 | static inline acpi_handle acpi_find_root_bridge_handle(struct pci_dev *pdev) |
| 22 | { |
| Kenji Kaneshige | d18690a | 2009-02-17 14:12:36 +0900 | [diff] [blame] | 23 | struct pci_bus *pbus = pdev->bus; |
| 24 | /* Find a PCI root bus */ |
| Kenji Kaneshige | a222b8f | 2009-05-26 16:05:33 +0900 | [diff] [blame] | 25 | while (!pci_is_root_bus(pbus)) |
| Kenji Kaneshige | d18690a | 2009-02-17 14:12:36 +0900 | [diff] [blame] | 26 | pbus = pbus->parent; |
| 27 | return acpi_get_pci_rootbridge_handle(pci_domain_nr(pbus), |
| 28 | pbus->number); |
| Jiri Slaby | 056c58e | 2008-08-18 20:22:54 +0200 | [diff] [blame] | 29 | } |
| Kenji Kaneshige | e8c331e | 2008-12-17 12:09:12 +0900 | [diff] [blame] | 30 | |
| 31 | static inline acpi_handle acpi_pci_get_bridge_handle(struct pci_bus *pbus) |
| 32 | { |
| Kenji Kaneshige | 84845c0 | 2009-05-26 16:05:06 +0900 | [diff] [blame] | 33 | if (!pci_is_root_bus(pbus)) |
| Kenji Kaneshige | 0747aaf | 2009-02-17 14:11:56 +0900 | [diff] [blame] | 34 | return DEVICE_ACPI_HANDLE(&(pbus->self->dev)); |
| 35 | return acpi_get_pci_rootbridge_handle(pci_domain_nr(pbus), |
| 36 | pbus->number); |
| Kenji Kaneshige | e8c331e | 2008-12-17 12:09:12 +0900 | [diff] [blame] | 37 | } |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 38 | #endif |
| 39 | |
| Rafael J. Wysocki | 415e12b | 2011-01-07 00:55:09 +0100 | [diff] [blame] | 40 | #ifdef CONFIG_ACPI_APEI |
| 41 | extern bool aer_acpi_firmware_first(void); |
| 42 | #else |
| 43 | static inline bool aer_acpi_firmware_first(void) { return false; } |
| 44 | #endif |
| 45 | |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 46 | #endif /* _PCI_ACPI_H_ */ |