1 files changed, 5 insertions, 1 deletions
diff --git a/pcilib/kmem.h b/pcilib/kmem.h
index 8299379..9cd1971 100644
--- a/pcilib/kmem.h
+++ b/pcilib/kmem.h
@@ -1,6 +1,8 @@
 #ifndef _PCILIB_KMEM_H
 #define _PCILIB_KMEM_H
 
+#include <stdint.h>
+
 typedef struct pcilib_s pcilib_t;
 typedef struct pcilib_kmem_list_s pcilib_kmem_list_t;
 
@@ -14,7 +16,8 @@ typedef enum {
 
 #define PCILIB_KMEM_TYPE_MASK	0xFFFF0000
 #define PCILIB_KMEM_USE(type, subtype) ((pcilib_kmem_use_t)(((type) << 16)|(subtype)))
-
+#define PCILIB_KMEM_USE_TYPE(use) (use >> 16)
+#define PCILIB_KMEM_USE_SUBTYPE(use) (use & 0xFFFF)
 
 typedef enum {
     PCILIB_KMEM_TYPE_CONSISTENT = 0x00000,
@@ -31,6 +34,7 @@ typedef enum {
     PCILIB_KMEM_USE_DMA_RING = 1,
     PCILIB_KMEM_USE_DMA_PAGES = 2,
     PCILIB_KMEM_USE_SOFTWARE_REGISTERS = 3,
+    PCILIB_KMEM_USE_LOCKS = 4,
     PCILIB_KMEM_USE_USER = 0x10
 } pcilib_kmem_use_t;