projects / linux-2.6-block.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 | ||
| 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) | |
| 11 | ||
| 12 | #define generic_test_le_bit(nr, addr) test_bit(nr, addr) | |
| 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 | ||
| 22 | #define generic_find_next_zero_le_bit(addr, size, offset) find_next_zero_bit(addr, size, offset) | |
| aa02ad67 AK |
23 | #define generic_find_next_le_bit(addr, size, offset) \ |
| 24 | find_next_bit(addr, size, offset) | |
| 930ae745 AM |
25 | |
| 26 | #elif defined(__BIG_ENDIAN) | |
| 27 | ||
| 28 | #define generic_test_le_bit(nr, addr) \ | |
| 29 | test_bit((nr) ^ BITOP_LE_SWIZZLE, (addr)) | |
| 30 | #define generic___set_le_bit(nr, addr) \ | |
| 31 | __set_bit((nr) ^ BITOP_LE_SWIZZLE, (addr)) | |
| 32 | #define generic___clear_le_bit(nr, addr) \ | |
| 33 | __clear_bit((nr) ^ BITOP_LE_SWIZZLE, (addr)) | |
| 34 | ||
| 35 | #define generic_test_and_set_le_bit(nr, addr) \ | |
| 36 | test_and_set_bit((nr) ^ BITOP_LE_SWIZZLE, (addr)) | |
| 37 | #define generic_test_and_clear_le_bit(nr, addr) \ | |
| 38 | test_and_clear_bit((nr) ^ BITOP_LE_SWIZZLE, (addr)) | |
| 39 | ||
| 40 | #define generic___test_and_set_le_bit(nr, addr) \ | |
| 41 | __test_and_set_bit((nr) ^ BITOP_LE_SWIZZLE, (addr)) | |
| 42 | #define generic___test_and_clear_le_bit(nr, addr) \ | |
| 43 | __test_and_clear_bit((nr) ^ BITOP_LE_SWIZZLE, (addr)) | |
| 44 | ||
| 45 | extern unsigned long generic_find_next_zero_le_bit(const unsigned long *addr, | |
| 46 | unsigned long size, unsigned long offset); | |
| aa02ad67 AK |
47 | extern unsigned long generic_find_next_le_bit(const unsigned long *addr, |
| 48 | unsigned long size, unsigned long offset); | |
| 930ae745 AM |
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_ */ |