diff --git a/drivers/misc/sgi-gru/gru.h b/drivers/misc/sgi-gru/gru.h
index f93f03a9e6e9e3c0cb1d034b7f746386df76bfe2..1b5f579df15fed3946c0fd5f0a92cc085d9dda13 100644
--- a/drivers/misc/sgi-gru/gru.h
+++ b/drivers/misc/sgi-gru/gru.h
@@ -19,6 +19,8 @@
 #ifndef __GRU_H__
 #define __GRU_H__
 
+#include <asm/uv/uv.h>
+
 /*
  * GRU architectural definitions
  */
diff --git a/drivers/misc/sgi-xp/xp.h b/drivers/misc/sgi-xp/xp.h
index 7b4cbd5e03e99a3e4297dc6d4b6de219d30f7389..069ad3a1c2acc88594c7df5f9ad8869871c7c747 100644
--- a/drivers/misc/sgi-xp/xp.h
+++ b/drivers/misc/sgi-xp/xp.h
@@ -15,6 +15,8 @@
 
 #include <linux/mutex.h>
 
+#include <asm/uv/uv.h>
+
 #ifdef CONFIG_IA64
 #include <asm/system.h>
 #include <asm/sn/arch.h>	/* defines is_shub1() and is_shub2() */