merge filename and modify references to iseries/hv_call.h

Signed-off-by: Kelly Daly <kelly@au.ibm.com>
diff --git a/arch/powerpc/platforms/iseries/smp.c b/arch/powerpc/platforms/iseries/smp.c
index f720916..3336bad 100644
--- a/arch/powerpc/platforms/iseries/smp.c
+++ b/arch/powerpc/platforms/iseries/smp.c
@@ -38,7 +38,7 @@
 #include <asm/io.h>
 #include <asm/smp.h>
 #include <asm/paca.h>
-#include <asm/iSeries/HvCall.h>
+#include <asm/iseries/hv_call.h>
 #include <asm/time.h>
 #include <asm/ppcdebug.h>
 #include <asm/machdep.h>