[MIPS] SN: include asm/sn/types.h for nasid_t.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/include/asm-mips/pci/bridge.h b/include/asm-mips/pci/bridge.h
index 2bb1fca..0c45e75 100644
--- a/include/asm-mips/pci/bridge.h
+++ b/include/asm-mips/pci/bridge.h
@@ -15,6 +15,7 @@
 #include <linux/types.h>
 #include <linux/pci.h>
 #include <asm/xtalk/xwidget.h>		/* generic widget header */
+#include <asm/sn/types.h>
 
 /* I/O page size */