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-rw-r--r--arch/i386/pci/mmconfig.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/i386/pci/mmconfig.c b/arch/i386/pci/mmconfig.c
index 11be089efd7..bb1afd9e589 100644
--- a/arch/i386/pci/mmconfig.c
+++ b/arch/i386/pci/mmconfig.c
@@ -136,6 +136,12 @@ static struct pci_raw_ops pci_mmcfg = {
.write = pci_mmcfg_write,
};
+int __init pci_mmcfg_arch_reachable(unsigned int seg, unsigned int bus,
+ unsigned int devfn)
+{
+ return get_base_addr(seg, bus, devfn) != 0;
+}
+
int __init pci_mmcfg_arch_init(void)
{
printk(KERN_INFO "PCI: Using MMCONFIG\n");