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-rw-r--r--arch/x86/pci/acpi.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/x86/pci/acpi.c b/arch/x86/pci/acpi.c
index 53ea60458e01..3e724256dbee 100644
--- a/arch/x86/pci/acpi.c
+++ b/arch/x86/pci/acpi.c
@@ -521,6 +521,7 @@ struct pci_bus *pci_acpi_scan_root(struct acpi_pci_root *root)
sd = &info->sd;
sd->domain = domain;
sd->node = node;
+ sd->acpi = device->handle;
/*
* Maybe the desired pci bus has been already scanned. In such case
* it is unnecessary to scan the pci bus with the given domain,busnum.
@@ -592,6 +593,14 @@ struct pci_bus *pci_acpi_scan_root(struct acpi_pci_root *root)
return bus;
}
+int pcibios_root_bridge_prepare(struct pci_host_bridge *bridge)
+{
+ struct pci_sysdata *sd = bridge->bus->sysdata;
+
+ ACPI_HANDLE_SET(&bridge->dev, sd->acpi);
+ return 0;
+}
+
int __init pci_acpi_init(void)
{
struct pci_dev *dev = NULL;