1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef _ASM_GENERIC_BITOPS_LE_H_
 3#define _ASM_GENERIC_BITOPS_LE_H_
 4
 5#include <asm/types.h>
 6#include <asm/byteorder.h>
 7
 8#if defined(__LITTLE_ENDIAN)
 9
10#define BITOP_LE_SWIZZLE	0
11
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
12#elif defined(__BIG_ENDIAN)
13
14#define BITOP_LE_SWIZZLE	((BITS_PER_LONG-1) & ~0x7)
15
 
 
 
 
 
 
 
 
16#endif
17
 
 
 
 
 
 
 
 
18
19static inline int test_bit_le(int nr, const void *addr)
20{
21	return test_bit(nr ^ BITOP_LE_SWIZZLE, addr);
22}
23
24static inline void set_bit_le(int nr, void *addr)
25{
26	set_bit(nr ^ BITOP_LE_SWIZZLE, addr);
27}
28
29static inline void clear_bit_le(int nr, void *addr)
30{
31	clear_bit(nr ^ BITOP_LE_SWIZZLE, addr);
32}
33
34static inline void __set_bit_le(int nr, void *addr)
35{
36	__set_bit(nr ^ BITOP_LE_SWIZZLE, addr);
37}
38
39static inline void __clear_bit_le(int nr, void *addr)
40{
41	__clear_bit(nr ^ BITOP_LE_SWIZZLE, addr);
42}
43
44static inline int test_and_set_bit_le(int nr, void *addr)
45{
46	return test_and_set_bit(nr ^ BITOP_LE_SWIZZLE, addr);
47}
48
49static inline int test_and_clear_bit_le(int nr, void *addr)
50{
51	return test_and_clear_bit(nr ^ BITOP_LE_SWIZZLE, addr);
52}
53
54static inline int __test_and_set_bit_le(int nr, void *addr)
55{
56	return __test_and_set_bit(nr ^ BITOP_LE_SWIZZLE, addr);
57}
58
59static inline int __test_and_clear_bit_le(int nr, void *addr)
60{
61	return __test_and_clear_bit(nr ^ BITOP_LE_SWIZZLE, addr);
62}
63
64#endif /* _ASM_GENERIC_BITOPS_LE_H_ */

 
 1#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
 7#if defined(__LITTLE_ENDIAN)
 8
 9#define BITOP_LE_SWIZZLE	0
10
11static 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}
28
29#elif defined(__BIG_ENDIAN)
30
31#define BITOP_LE_SWIZZLE	((BITS_PER_LONG-1) & ~0x7)
32
33#ifndef find_next_zero_bit_le
34extern unsigned long find_next_zero_bit_le(const void *addr,
35		unsigned long size, unsigned long offset);
36#endif
37
38#ifndef find_next_bit_le
39extern unsigned long find_next_bit_le(const void *addr,
40		unsigned long size, unsigned long offset);
41#endif
42
43#ifndef find_first_zero_bit_le
44#define find_first_zero_bit_le(addr, size) \
45	find_next_zero_bit_le((addr), (size), 0)
46#endif
47
48#else
49#error "Please fix <asm/byteorder.h>"
50#endif
51
52static inline int test_bit_le(int nr, const void *addr)
53{
54	return test_bit(nr ^ BITOP_LE_SWIZZLE, addr);
55}
56
57static 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
67static inline void __set_bit_le(int nr, void *addr)
68{
69	__set_bit(nr ^ BITOP_LE_SWIZZLE, addr);
70}
71
72static 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}
96
97#endif /* _ASM_GENERIC_BITOPS_LE_H_ */