[PATCH] ppc64: Updated Olof iommu updates 2/3

[firefly-linux-kernel-4.4.55.git] / include / asm-ppc64 / dart.h

diff --git a/include/asm-ppc64/dart.h b/include/asm-ppc64/dart.h
index 306799a31a5db19876c238ce9488a7a49d637faa..a9000de8a2e3832f1c262bff3193d6add132258b 100644 (file)
--- a/include/asm-ppc64/dart.h
+++ b/include/asm-ppc64/dart.h
@@ -51,5 +51,9 @@
 #define DARTMAP_RPNMASK 0x00ffffff
 
 
+#define DART_SHIFT             12
+#define DART_PAGE_SIZE         (1 << DART_SHIFT)
+#define DART_PAGE_FACTOR       (PAGE_SHIFT - DART_SHIFT)
+
 
 #endif