1 files changed, 9 insertions, 0 deletions

diff --git a/include/linux/ioport.h b/include/linux/ioport.h
index 6ed59de48bd5..5db386cfc2d4 100644
--- a/include/linux/ioport.h
+++ b/include/linux/ioport.h
@@ -12,6 +12,7 @@
 #ifndef __ASSEMBLY__
 #include <linux/compiler.h>
 #include <linux/types.h>
+#include <linux/bits.h>
 /*
  * Resources are tree-like, allowing
  * nesting etc..
@@ -136,6 +137,14 @@ enum {
         IORES_DESC_RESERVED                     = 8,
 };
 
+/*
+ * Flags controlling ioremap() behavior.
+ */
+enum {
+        IORES_MAP_SYSTEM_RAM            = BIT(0),
+        IORES_MAP_ENCRYPTED             = BIT(1),
+};
+
 /* helpers to define resources */
 #define DEFINE_RES_NAMED(_start, _size, _name, _flags)                  \
         {                                                               \