X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=include%2Flinux%2Fbitops.h;h=69c1edb9fe54a345f061cf983fe8311805c83154;hb=47cccd7d7cc1f2b6f34aadc9041fb991c6293cdd;hp=638165f571dacedf7455f0bc9d87e3390b8ee781;hpb=975a8e3ed2b9eab9f062a1e0ba7fe180e15204e1;p=linux-2.6-omap-h63xx.git

diff --git a/include/linux/bitops.h b/include/linux/bitops.h
index 638165f571d..69c1edb9fe5 100644
--- a/include/linux/bitops.h
+++ b/include/linux/bitops.h
@@ -2,12 +2,26 @@
 #define _LINUX_BITOPS_H
 #include <asm/types.h>
 
+#ifdef	__KERNEL__
+#define BIT(nr)			(1UL << (nr))
+#define BIT_MASK(nr)		(1UL << ((nr) % BITS_PER_LONG))
+#define BIT_WORD(nr)		((nr) / BITS_PER_LONG)
+#define BITS_TO_LONGS(nr)	DIV_ROUND_UP(nr, BITS_PER_LONG)
+#define BITS_PER_BYTE		8
+#endif
+
 /*
  * Include this here because some architectures need generic_ffs/fls in
  * scope
  */
 #include <asm/bitops.h>
 
+#define for_each_bit(bit, addr, size) \
+	for ((bit) = find_first_bit((addr), (size)); \
+	     (bit) < (size); \
+	     (bit) = find_next_bit((addr), (size), (bit) + 1))
+
+
 static __inline__ int get_bitmask_order(unsigned int count)
 {
 	int order;