#ifndef __ASSEMBLY__
+#include <linux/align.h>
#include <linux/bitops.h>
-#include <linux/kernel.h>
+#include <linux/limits.h>
#include <linux/string.h>
#include <linux/types.h>
+struct device;
+
/*
* bitmaps provide bit arrays that consume one or more unsigned
* longs. The bitmap interface and available operations are listed
unsigned long *bitmap_zalloc(unsigned int nbits, gfp_t flags);
void bitmap_free(const unsigned long *bitmap);
+/* Managed variants of the above. */
+unsigned long *devm_bitmap_alloc(struct device *dev,
+ unsigned int nbits, gfp_t flags);
+unsigned long *devm_bitmap_zalloc(struct device *dev,
+ unsigned int nbits, gfp_t flags);
+
/*
* lib/bitmap.c provides these functions:
*/
#define BITMAP_FIRST_WORD_MASK(start) (~0UL << ((start) & (BITS_PER_LONG - 1)))
#define BITMAP_LAST_WORD_MASK(nbits) (~0UL >> (-(nbits) & (BITS_PER_LONG - 1)))
-/*
- * The static inlines below do not handle constant nbits==0 correctly,
- * so make such users (should any ever turn up) call the out-of-line
- * versions.
- */
-#define small_const_nbits(nbits) \
- (__builtin_constant_p(nbits) && (nbits) <= BITS_PER_LONG && (nbits) > 0)
-
static inline void bitmap_zero(unsigned long *dst, unsigned int nbits)
{
unsigned int len = BITS_TO_LONGS(nbits) * sizeof(unsigned long);