Signed-off-by: Yinghai Lu <yinghai@xxxxxxxxxx>
Cc: Tony Luck <tony.luck@xxxxxxxxx>
Cc: Fenghua Yu <fenghua.yu@xxxxxxxxx>
Cc: linux-ia64@xxxxxxxxxxxxxxx
---
arch/ia64/include/asm/pci.h | 1 +
arch/ia64/pci/pci.c | 5 +++++
2 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/arch/ia64/include/asm/pci.h b/arch/ia64/include/asm/pci.h
index b22e5f5..6e54220 100644
--- a/arch/ia64/include/asm/pci.h
+++ b/arch/ia64/include/asm/pci.h
@@ -94,6 +94,7 @@ struct pci_controller {
unsigned int windows;
struct pci_window *window;
+ struct resource busn;
void *platform_data;
};
diff --git a/arch/ia64/pci/pci.c b/arch/ia64/pci/pci.c
index d1ce320..b250f0f 100644
--- a/arch/ia64/pci/pci.c
+++ b/arch/ia64/pci/pci.c
@@ -332,6 +332,7 @@ pci_acpi_scan_root(struct acpi_pci_root *root)
struct acpi_device *device = root->device;
int domain = root->segment;
int bus = root->secondary.start;
+ int busmax = root->secondary.end;
struct pci_controller *controller;
unsigned int windows = 0;
struct pci_root_info info;
@@ -372,6 +373,10 @@ pci_acpi_scan_root(struct acpi_pci_root *root)
acpi_walk_resources(device->handle, METHOD_NAME__CRS,
add_window, &info);
}
+ controller->busn.start = bus;
+ controller->busn.end = busmax;
+ conttoller->busn.flags = IORESOURCE_BUS;
+ pci_add_resource(&info.resources, &controller->busn);
/*
* See arch/x86/pci/acpi.c.
* The desired pci bus might already be scanned in a quirk. We
--
1.7.7
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