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authorSteve French <sfrench@us.ibm.com>2008-08-26 16:56:05 +0000
committerSteve French <sfrench@us.ibm.com>2008-08-26 16:56:05 +0000
commit3dae49abef945c55c10fa7c479cfd8fd13af55db (patch)
tree487c47c6d23cc28a259b913396aeaff0b792d32d /include/linux/pci-acpi.h
parent6ce5eecb9cd3ac97b952c50309b87c31488a45e9 (diff)
parentb8e6c91c74e9f0279b7c51048779b3d62da60b88 (diff)
Merge branch 'master' of /pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'include/linux/pci-acpi.h')
-rw-r--r--include/linux/pci-acpi.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/include/linux/pci-acpi.h b/include/linux/pci-acpi.h
index 3ba25065fa9..8837928fbf3 100644
--- a/include/linux/pci-acpi.h
+++ b/include/linux/pci-acpi.h
@@ -57,6 +57,15 @@ static inline acpi_status pcie_osc_support_set(u32 flags)
{
return __pci_osc_support_set(flags, PCI_EXPRESS_ROOT_HID_STRING);
}
+static inline acpi_handle acpi_find_root_bridge_handle(struct pci_dev *pdev)
+{
+ /* Find root host bridge */
+ while (pdev->bus->self)
+ pdev = pdev->bus->self;
+
+ return acpi_get_pci_rootbridge_handle(pci_domain_nr(pdev->bus),
+ pdev->bus->number);
+}
#else
#if !defined(AE_ERROR)
typedef u32 acpi_status;
@@ -66,6 +75,8 @@ 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
#endif /* _PCI_ACPI_H_ */