#ifndef _PCI_ACPI_H_
#define _PCI_ACPI_H_
-#define OSC_QUERY_TYPE 0
-#define OSC_SUPPORT_TYPE 1
-#define OSC_CONTROL_TYPE 2
-#define OSC_SUPPORT_MASKS 0x1f
-
-/*
- * _OSC DW0 Definition
- */
-#define OSC_QUERY_ENABLE 1
-#define OSC_REQUEST_ERROR 2
-#define OSC_INVALID_UUID_ERROR 4
-#define OSC_INVALID_REVISION_ERROR 8
-#define OSC_CAPABILITIES_MASK_ERROR 16
-
-/*
- * _OSC DW1 Definition (OS Support Fields)
- */
-#define OSC_EXT_PCI_CONFIG_SUPPORT 1
-#define OSC_ACTIVE_STATE_PWR_SUPPORT 2
-#define OSC_CLOCK_PWR_CAPABILITY_SUPPORT 4
-#define OSC_PCI_SEGMENT_GROUPS_SUPPORT 8
-#define OSC_MSI_SUPPORT 16
-
-/*
- * _OSC DW1 Definition (OS Control Fields)
- */
-#define OSC_PCI_EXPRESS_NATIVE_HP_CONTROL 1
-#define OSC_SHPC_NATIVE_HP_CONTROL 2
-#define OSC_PCI_EXPRESS_PME_CONTROL 4
-#define OSC_PCI_EXPRESS_AER_CONTROL 8
-#define OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL 16
-
-#define OSC_CONTROL_MASKS (OSC_PCI_EXPRESS_NATIVE_HP_CONTROL | \
- OSC_SHPC_NATIVE_HP_CONTROL | \
- OSC_PCI_EXPRESS_PME_CONTROL | \
- OSC_PCI_EXPRESS_AER_CONTROL | \
- OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL)
+#include <linux/acpi.h>
#ifdef CONFIG_ACPI
-extern acpi_status pci_osc_control_set(acpi_handle handle, u32 flags);
-extern acpi_status pci_osc_support_set(u32 flags);
+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
-#if !defined(acpi_status)
-typedef u32 acpi_status;
-#define AE_ERROR (acpi_status) (0x0001)
-#endif
-static inline acpi_status pci_osc_control_set(acpi_handle handle, u32 flags)
-{return AE_ERROR;}
-static inline acpi_status pci_osc_support_set(u32 flags) {return AE_ERROR;}
+static inline acpi_handle acpi_find_root_bridge_handle(struct pci_dev *pdev)
+{ return NULL; }
#endif
#endif /* _PCI_ACPI_H_ */