merge filename and modify references to iseries/hv_types.h

Signed-off-by: Kelly Daly <kelly@au.ibm.com>
diff --git a/include/asm-powerpc/iseries/hv_call_event.h b/include/asm-powerpc/iseries/hv_call_event.h
index 202c87c..c2770b0 100644
--- a/include/asm-powerpc/iseries/hv_call_event.h
+++ b/include/asm-powerpc/iseries/hv_call_event.h
@@ -24,7 +24,7 @@
 #define _HVCALLEVENT_H
 
 #include <asm/iseries/hv_call_sc.h>
-#include <asm/iSeries/HvTypes.h>
+#include <asm/iseries/hv_types.h>
 #include <asm/abs_addr.h>
 
 struct HvLpEvent;