[SPARC64]: Be more resiliant with PCI I/O space regs.
If we miss on the ranges, just toss the translation up to the parent
instead of failing.
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc64/kernel/of_device.c b/arch/sparc64/kernel/of_device.c
index 7455f5d..16cc46a 100644
--- a/arch/sparc64/kernel/of_device.c
+++ b/arch/sparc64/kernel/of_device.c
@@ -537,6 +537,13 @@
return 0;
}
+ /* When we miss an I/O space match on PCI, just pass it up
+ * to the next PCI bridge and/or controller.
+ */
+ if (!strcmp(bus->name, "pci") &&
+ (addr[0] & 0x03000000) == 0x01000000)
+ return 0;
+
return 1;
}