summaryrefslogtreecommitdiff
path: root/include/linux/pci-acpi.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/pci-acpi.h')
-rw-r--r--include/linux/pci-acpi.h23
1 files changed, 12 insertions, 11 deletions
diff --git a/include/linux/pci-acpi.h b/include/linux/pci-acpi.h
index 8837928fbf33..042c166f65d5 100644
--- a/include/linux/pci-acpi.h
+++ b/include/linux/pci-acpi.h
@@ -8,6 +8,8 @@
#ifndef _PCI_ACPI_H_
#define _PCI_ACPI_H_
+#include <linux/acpi.h>
+
#define OSC_QUERY_TYPE 0
#define OSC_SUPPORT_TYPE 1
#define OSC_CONTROL_TYPE 2
@@ -48,15 +50,7 @@
#ifdef CONFIG_ACPI
extern acpi_status pci_osc_control_set(acpi_handle handle, u32 flags);
-extern acpi_status __pci_osc_support_set(u32 flags, const char *hid);
-static inline acpi_status pci_osc_support_set(u32 flags)
-{
- return __pci_osc_support_set(flags, PCI_ROOT_HID_STRING);
-}
-static inline acpi_status pcie_osc_support_set(u32 flags)
-{
- return __pci_osc_support_set(flags, PCI_EXPRESS_ROOT_HID_STRING);
-}
+int pci_acpi_osc_support(acpi_handle handle, u32 flags);
static inline acpi_handle acpi_find_root_bridge_handle(struct pci_dev *pdev)
{
/* Find root host bridge */
@@ -66,6 +60,15 @@ static inline acpi_handle acpi_find_root_bridge_handle(struct pci_dev *pdev)
return acpi_get_pci_rootbridge_handle(pci_domain_nr(pdev->bus),
pdev->bus->number);
}
+
+static inline acpi_handle acpi_pci_get_bridge_handle(struct pci_bus *pbus)
+{
+ int seg = pci_domain_nr(pbus), busnr = pbus->number;
+ struct pci_dev *bridge = pbus->self;
+ if (bridge)
+ return DEVICE_ACPI_HANDLE(&(bridge->dev));
+ return acpi_get_pci_rootbridge_handle(seg, busnr);
+}
#else
#if !defined(AE_ERROR)
typedef u32 acpi_status;
@@ -73,8 +76,6 @@ typedef u32 acpi_status;
#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_status pcie_osc_support_set(u32 flags) {return AE_ERROR;}
static inline acpi_handle acpi_find_root_bridge_handle(struct pci_dev *pdev)
{ return NULL; }
#endif