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Akinobu Mita930ae742006-03-26 01:39:15 -08001#ifndef _ASM_GENERIC_BITOPS_LE_H_
2#define _ASM_GENERIC_BITOPS_LE_H_
3
4#include <asm/types.h>
5#include <asm/byteorder.h>
6
Akinobu Mita930ae742006-03-26 01:39:15 -08007#if defined(__LITTLE_ENDIAN)
8
Akinobu Mita63ab5952011-03-23 16:41:46 -07009#define BITOP_LE_SWIZZLE 0
Akinobu Mita930ae742006-03-26 01:39:15 -080010
Akinobu Mitaa56560b2011-03-23 16:41:50 -070011static inline unsigned long find_next_zero_bit_le(const void *addr,
12 unsigned long size, unsigned long offset)
13{
14 return find_next_zero_bit(addr, size, offset);
15}
16
17static inline unsigned long find_next_bit_le(const void *addr,
18 unsigned long size, unsigned long offset)
19{
20 return find_next_bit(addr, size, offset);
21}
22
23static inline unsigned long find_first_zero_bit_le(const void *addr,
24 unsigned long size)
25{
26 return find_first_zero_bit(addr, size);
27}
Akinobu Mita930ae742006-03-26 01:39:15 -080028
29#elif defined(__BIG_ENDIAN)
30
Akinobu Mita63ab5952011-03-23 16:41:46 -070031#define BITOP_LE_SWIZZLE ((BITS_PER_LONG-1) & ~0x7)
32
Akinobu Mita19de85e2011-05-26 16:26:09 -070033#ifndef find_next_zero_bit_le
Akinobu Mitaa56560b2011-03-23 16:41:50 -070034extern unsigned long find_next_zero_bit_le(const void *addr,
Akinobu Mita63ab5952011-03-23 16:41:46 -070035 unsigned long size, unsigned long offset);
Akinobu Mita19de85e2011-05-26 16:26:09 -070036#endif
37
38#ifndef find_next_bit_le
Akinobu Mitaa56560b2011-03-23 16:41:50 -070039extern unsigned long find_next_bit_le(const void *addr,
Akinobu Mita63ab5952011-03-23 16:41:46 -070040 unsigned long size, unsigned long offset);
Akinobu Mita19de85e2011-05-26 16:26:09 -070041#endif
Akinobu Mita63ab5952011-03-23 16:41:46 -070042
Akinobu Mita19de85e2011-05-26 16:26:09 -070043#ifndef find_first_zero_bit_le
Akinobu Mitac4945b92011-03-23 16:41:47 -070044#define find_first_zero_bit_le(addr, size) \
45 find_next_zero_bit_le((addr), (size), 0)
Akinobu Mita19de85e2011-05-26 16:26:09 -070046#endif
Akinobu Mita63ab5952011-03-23 16:41:46 -070047
48#else
49#error "Please fix <asm/byteorder.h>"
50#endif
51
Akinobu Mitaa56560b2011-03-23 16:41:50 -070052static inline int test_bit_le(int nr, const void *addr)
53{
54 return test_bit(nr ^ BITOP_LE_SWIZZLE, addr);
55}
Akinobu Mita930ae742006-03-26 01:39:15 -080056
Takuya Yoshikawab9034bf2012-10-04 17:13:07 -070057static inline void set_bit_le(int nr, void *addr)
58{
59 set_bit(nr ^ BITOP_LE_SWIZZLE, addr);
60}
61
62static inline void clear_bit_le(int nr, void *addr)
63{
64 clear_bit(nr ^ BITOP_LE_SWIZZLE, addr);
65}
66
Akinobu Mitaa56560b2011-03-23 16:41:50 -070067static inline void __set_bit_le(int nr, void *addr)
68{
69 __set_bit(nr ^ BITOP_LE_SWIZZLE, addr);
70}
Akinobu Mita930ae742006-03-26 01:39:15 -080071
Akinobu Mitaa56560b2011-03-23 16:41:50 -070072static inline void __clear_bit_le(int nr, void *addr)
73{
74 __clear_bit(nr ^ BITOP_LE_SWIZZLE, addr);
75}
76
77static inline int test_and_set_bit_le(int nr, void *addr)
78{
79 return test_and_set_bit(nr ^ BITOP_LE_SWIZZLE, addr);
80}
81
82static inline int test_and_clear_bit_le(int nr, void *addr)
83{
84 return test_and_clear_bit(nr ^ BITOP_LE_SWIZZLE, addr);
85}
86
87static inline int __test_and_set_bit_le(int nr, void *addr)
88{
89 return __test_and_set_bit(nr ^ BITOP_LE_SWIZZLE, addr);
90}
91
92static inline int __test_and_clear_bit_le(int nr, void *addr)
93{
94 return __test_and_clear_bit(nr ^ BITOP_LE_SWIZZLE, addr);
95}
Akinobu Mita930ae742006-03-26 01:39:15 -080096
Akinobu Mita930ae742006-03-26 01:39:15 -080097#endif /* _ASM_GENERIC_BITOPS_LE_H_ */