projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 930ae745 AM |
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 | ||
| 930ae745 AM |
7 | #if defined(__LITTLE_ENDIAN) |
| 8 | ||
| 63ab595f | 9 | #define BITOP_LE_SWIZZLE 0 |
| 930ae745 | 10 | |
| a56560b3 AM |
11 | static 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 | ||
| 17 | static 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 | ||
| 23 | static 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 | } | |
| 930ae745 AM |
28 | |
| 29 | #elif defined(__BIG_ENDIAN) | |
| 30 | ||
| 63ab595f AM |
31 | #define BITOP_LE_SWIZZLE ((BITS_PER_LONG-1) & ~0x7) |
| 32 | ||
| 19de85ef | 33 | #ifndef find_next_zero_bit_le |
| a56560b3 | 34 | extern unsigned long find_next_zero_bit_le(const void *addr, |
| 63ab595f | 35 | unsigned long size, unsigned long offset); |
| 19de85ef AM |
36 | #endif |
| 37 | ||
| 38 | #ifndef find_next_bit_le | |
| a56560b3 | 39 | extern unsigned long find_next_bit_le(const void *addr, |
| 63ab595f | 40 | unsigned long size, unsigned long offset); |
| 19de85ef | 41 | #endif |
| 63ab595f | 42 | |
| 19de85ef | 43 | #ifndef find_first_zero_bit_le |
| c4945b9e AM |
44 | #define find_first_zero_bit_le(addr, size) \ |
| 45 | find_next_zero_bit_le((addr), (size), 0) | |
| 19de85ef | 46 | #endif |
| 63ab595f AM |
47 | |
| 48 | #else | |
| 49 | #error "Please fix <asm/byteorder.h>" | |
| 50 | #endif | |
| 51 | ||
| a56560b3 AM |
52 | static inline int test_bit_le(int nr, const void *addr) |
| 53 | { | |
| 54 | return test_bit(nr ^ BITOP_LE_SWIZZLE, addr); | |
| 55 | } | |
| 56 | ||
| 57 | static inline void __set_bit_le(int nr, void *addr) | |
| 58 | { | |
| 59 | __set_bit(nr ^ BITOP_LE_SWIZZLE, addr); | |
| 60 | } | |
| 61 | ||
| 62 | static inline void __clear_bit_le(int nr, void *addr) | |
| 63 | { | |
| 64 | __clear_bit(nr ^ BITOP_LE_SWIZZLE, addr); | |
| 65 | } | |
| 66 | ||
| 67 | static inline int test_and_set_bit_le(int nr, void *addr) | |
| 68 | { | |
| 69 | return test_and_set_bit(nr ^ BITOP_LE_SWIZZLE, addr); | |
| 70 | } | |
| 71 | ||
| 72 | static inline int test_and_clear_bit_le(int nr, void *addr) | |
| 73 | { | |
| 74 | return test_and_clear_bit(nr ^ BITOP_LE_SWIZZLE, addr); | |
| 75 | } | |
| 76 | ||
| 77 | static 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 | ||
| 82 | static inline int __test_and_clear_bit_le(int nr, void *addr) | |
| 83 | { | |
| 84 | return __test_and_clear_bit(nr ^ BITOP_LE_SWIZZLE, addr); | |
| 85 | } | |
| 930ae745 | 86 | |
| 930ae745 | 87 | #endif /* _ASM_GENERIC_BITOPS_LE_H_ */ |