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-rw-r--r--include/asm-generic/bitops/le.h46
1 files changed, 20 insertions, 26 deletions
diff --git a/include/asm-generic/bitops/le.h b/include/asm-generic/bitops/le.h
index 80e3bf13b2b9..9085429ff3ca 100644
--- a/include/asm-generic/bitops/le.h
+++ b/include/asm-generic/bitops/le.h
@@ -4,27 +4,33 @@
4#include <asm/types.h> 4#include <asm/types.h>
5#include <asm/byteorder.h> 5#include <asm/byteorder.h>
6 6
7#define BITOP_WORD(nr) ((nr) / BITS_PER_LONG)
8#define BITOP_LE_SWIZZLE ((BITS_PER_LONG-1) & ~0x7)
9
10#if defined(__LITTLE_ENDIAN) 7#if defined(__LITTLE_ENDIAN)
11 8
12#define generic_test_le_bit(nr, addr) test_bit(nr, addr) 9#define BITOP_LE_SWIZZLE 0
13#define generic___set_le_bit(nr, addr) __set_bit(nr, addr)
14#define generic___clear_le_bit(nr, addr) __clear_bit(nr, addr)
15
16#define generic_test_and_set_le_bit(nr, addr) test_and_set_bit(nr, addr)
17#define generic_test_and_clear_le_bit(nr, addr) test_and_clear_bit(nr, addr)
18
19#define generic___test_and_set_le_bit(nr, addr) __test_and_set_bit(nr, addr)
20#define generic___test_and_clear_le_bit(nr, addr) __test_and_clear_bit(nr, addr)
21 10
22#define generic_find_next_zero_le_bit(addr, size, offset) find_next_zero_bit(addr, size, offset) 11#define generic_find_next_zero_le_bit(addr, size, offset) \
12 find_next_zero_bit(addr, size, offset)
23#define generic_find_next_le_bit(addr, size, offset) \ 13#define generic_find_next_le_bit(addr, size, offset) \
24 find_next_bit(addr, size, offset) 14 find_next_bit(addr, size, offset)
15#define generic_find_first_zero_le_bit(addr, size) \
16 find_first_zero_bit(addr, size)
25 17
26#elif defined(__BIG_ENDIAN) 18#elif defined(__BIG_ENDIAN)
27 19
20#define BITOP_LE_SWIZZLE ((BITS_PER_LONG-1) & ~0x7)
21
22extern unsigned long generic_find_next_zero_le_bit(const unsigned long *addr,
23 unsigned long size, unsigned long offset);
24extern unsigned long generic_find_next_le_bit(const unsigned long *addr,
25 unsigned long size, unsigned long offset);
26
27#define generic_find_first_zero_le_bit(addr, size) \
28 generic_find_next_zero_le_bit((addr), (size), 0)
29
30#else
31#error "Please fix <asm/byteorder.h>"
32#endif
33
28#define generic_test_le_bit(nr, addr) \ 34#define generic_test_le_bit(nr, addr) \
29 test_bit((nr) ^ BITOP_LE_SWIZZLE, (addr)) 35 test_bit((nr) ^ BITOP_LE_SWIZZLE, (addr))
30#define generic___set_le_bit(nr, addr) \ 36#define generic___set_le_bit(nr, addr) \
@@ -42,16 +48,4 @@
42#define generic___test_and_clear_le_bit(nr, addr) \ 48#define generic___test_and_clear_le_bit(nr, addr) \
43 __test_and_clear_bit((nr) ^ BITOP_LE_SWIZZLE, (addr)) 49 __test_and_clear_bit((nr) ^ BITOP_LE_SWIZZLE, (addr))
44 50
45extern unsigned long generic_find_next_zero_le_bit(const unsigned long *addr,
46 unsigned long size, unsigned long offset);
47extern unsigned long generic_find_next_le_bit(const unsigned long *addr,
48 unsigned long size, unsigned long offset);
49
50#else
51#error "Please fix <asm/byteorder.h>"
52#endif
53
54#define generic_find_first_zero_le_bit(addr, size) \
55 generic_find_next_zero_le_bit((addr), (size), 0)
56
57#endif /* _ASM_GENERIC_BITOPS_LE_H_ */ 51#endif /* _ASM_GENERIC_BITOPS_LE_H_ */