root/include/linux/pci-acpi.h

DEFINITIONS

1. pci_acpi_remove_bus_pm_notifier
2. pci_acpi_remove_pm_notifier
3. acpi_find_root_bridge_handle
4. acpi_pci_get_bridge_handle
5. acpi_pci_slot_init
6. acpi_pci_slot_enumerate
7. acpi_pci_slot_remove
8. acpiphp_init
9. acpiphp_enumerate_slots
10. acpiphp_remove_slots
11. acpiphp_check_host_bridge
12. acpi_pci_add_bus
13. acpi_pci_remove_bus
14. aer_acpi_firmware_first

/*
 * 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);
static inline acpi_status pci_acpi_remove_bus_pm_notifier(struct acpi_device *dev)
{
        return acpi_remove_pm_notifier(dev);
}
extern acpi_status pci_acpi_add_pm_notifier(struct acpi_device *dev,
                                             struct pci_dev *pci_dev);
static inline acpi_status pci_acpi_remove_pm_notifier(struct acpi_device *dev)
{
        return acpi_remove_pm_notifier(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_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 {
                /* If pbus is a virtual bus, there is no bridge to it */
                if (!pbus->self)
                        return NULL;

                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 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_ */