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authorRafael J. Wysocki <[email protected]>2016-04-25 15:44:01 +0200
committerRafael J. Wysocki <[email protected]>2016-04-25 15:44:01 +0200
commit1cbc99dfe5d7d686fd022647f4e489b5eb8e9068 (patch)
tree735e0254f6f491442d75e683eb9eb3c7ac685111 /include/linux/bitmap.h
parent94862a62dfe3ba1c7601115a2dc80721c5b256f0 (diff)
parent8cee1eed8e78143aa2ed60308fb88e2d6fa46205 (diff)
Merge back cpufreq changes for v4.7.
Diffstat (limited to 'include/linux/bitmap.h')
-rw-r--r--include/linux/bitmap.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/bitmap.h b/include/linux/bitmap.h
index 9653fdb76a42..e9b0b9ab07e5 100644
--- a/include/linux/bitmap.h
+++ b/include/linux/bitmap.h
@@ -59,6 +59,8 @@
* bitmap_find_free_region(bitmap, bits, order) Find and allocate bit region
* bitmap_release_region(bitmap, pos, order) Free specified bit region
* bitmap_allocate_region(bitmap, pos, order) Allocate specified bit region
+ * bitmap_from_u32array(dst, nbits, buf, nwords) *dst = *buf (nwords 32b words)
+ * bitmap_to_u32array(buf, nwords, src, nbits) *buf = *dst (nwords 32b words)
*/
/*
@@ -163,6 +165,14 @@ extern void bitmap_fold(unsigned long *dst, const unsigned long *orig,
extern int bitmap_find_free_region(unsigned long *bitmap, unsigned int bits, int order);
extern void bitmap_release_region(unsigned long *bitmap, unsigned int pos, int order);
extern int bitmap_allocate_region(unsigned long *bitmap, unsigned int pos, int order);
+extern unsigned int bitmap_from_u32array(unsigned long *bitmap,
+ unsigned int nbits,
+ const u32 *buf,
+ unsigned int nwords);
+extern unsigned int bitmap_to_u32array(u32 *buf,
+ unsigned int nwords,
+ const unsigned long *bitmap,
+ unsigned int nbits);
#ifdef __BIG_ENDIAN
extern void bitmap_copy_le(unsigned long *dst, const unsigned long *src, unsigned int nbits);
#else