1 files changed, 7 insertions, 0 deletions

diff --git a/arch/x86/include/asm/amd_nb.h b/arch/x86/include/asm/amd_nb.h
index 980f22567631..64dc82ee19f0 100644
--- a/arch/x86/include/asm/amd_nb.h
+++ b/arch/x86/include/asm/amd_nb.h
@@ -3,7 +3,14 @@
 
 #include <linux/pci.h>
 
+struct amd_nb_bus_dev_range {
+        u8 bus;
+        u8 dev_base;
+        u8 dev_limit;
+};
+
 extern struct pci_device_id amd_nb_misc_ids[];
+extern const struct amd_nb_bus_dev_range amd_nb_bus_dev_ranges[];
 struct bootnode;
 
 extern int early_is_amd_nb(u32 value);