Akinobu Mita | 930ae74 | 2006-03-26 01:39:15 -0800 | [diff] [blame] | 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 | |
Akinobu Mita | 930ae74 | 2006-03-26 01:39:15 -0800 | [diff] [blame] | 7 | #if defined(__LITTLE_ENDIAN) |
| 8 | |
Akinobu Mita | 63ab595 | 2011-03-23 16:41:46 -0700 | [diff] [blame] | 9 | #define BITOP_LE_SWIZZLE 0 |
Akinobu Mita | 930ae74 | 2006-03-26 01:39:15 -0800 | [diff] [blame] | 10 | |
Akinobu Mita | c4945b9 | 2011-03-23 16:41:47 -0700 | [diff] [blame^] | 11 | #define find_next_zero_bit_le(addr, size, offset) \ |
Akinobu Mita | 63ab595 | 2011-03-23 16:41:46 -0700 | [diff] [blame] | 12 | find_next_zero_bit(addr, size, offset) |
Akinobu Mita | c4945b9 | 2011-03-23 16:41:47 -0700 | [diff] [blame^] | 13 | #define find_next_bit_le(addr, size, offset) \ |
Akinobu Mita | 63ab595 | 2011-03-23 16:41:46 -0700 | [diff] [blame] | 14 | find_next_bit(addr, size, offset) |
Akinobu Mita | c4945b9 | 2011-03-23 16:41:47 -0700 | [diff] [blame^] | 15 | #define find_first_zero_bit_le(addr, size) \ |
Akinobu Mita | 63ab595 | 2011-03-23 16:41:46 -0700 | [diff] [blame] | 16 | find_first_zero_bit(addr, size) |
Akinobu Mita | 930ae74 | 2006-03-26 01:39:15 -0800 | [diff] [blame] | 17 | |
| 18 | #elif defined(__BIG_ENDIAN) |
| 19 | |
Akinobu Mita | 63ab595 | 2011-03-23 16:41:46 -0700 | [diff] [blame] | 20 | #define BITOP_LE_SWIZZLE ((BITS_PER_LONG-1) & ~0x7) |
| 21 | |
Akinobu Mita | c4945b9 | 2011-03-23 16:41:47 -0700 | [diff] [blame^] | 22 | extern unsigned long find_next_zero_bit_le(const unsigned long *addr, |
Akinobu Mita | 63ab595 | 2011-03-23 16:41:46 -0700 | [diff] [blame] | 23 | unsigned long size, unsigned long offset); |
Akinobu Mita | c4945b9 | 2011-03-23 16:41:47 -0700 | [diff] [blame^] | 24 | extern unsigned long find_next_bit_le(const unsigned long *addr, |
Akinobu Mita | 63ab595 | 2011-03-23 16:41:46 -0700 | [diff] [blame] | 25 | unsigned long size, unsigned long offset); |
| 26 | |
Akinobu Mita | c4945b9 | 2011-03-23 16:41:47 -0700 | [diff] [blame^] | 27 | #define find_first_zero_bit_le(addr, size) \ |
| 28 | find_next_zero_bit_le((addr), (size), 0) |
Akinobu Mita | 63ab595 | 2011-03-23 16:41:46 -0700 | [diff] [blame] | 29 | |
| 30 | #else |
| 31 | #error "Please fix <asm/byteorder.h>" |
| 32 | #endif |
| 33 | |
Akinobu Mita | c4945b9 | 2011-03-23 16:41:47 -0700 | [diff] [blame^] | 34 | #define test_bit_le(nr, addr) \ |
Akinobu Mita | 930ae74 | 2006-03-26 01:39:15 -0800 | [diff] [blame] | 35 | test_bit((nr) ^ BITOP_LE_SWIZZLE, (addr)) |
Akinobu Mita | c4945b9 | 2011-03-23 16:41:47 -0700 | [diff] [blame^] | 36 | #define __set_bit_le(nr, addr) \ |
Akinobu Mita | 930ae74 | 2006-03-26 01:39:15 -0800 | [diff] [blame] | 37 | __set_bit((nr) ^ BITOP_LE_SWIZZLE, (addr)) |
Akinobu Mita | c4945b9 | 2011-03-23 16:41:47 -0700 | [diff] [blame^] | 38 | #define __clear_bit_le(nr, addr) \ |
Akinobu Mita | 930ae74 | 2006-03-26 01:39:15 -0800 | [diff] [blame] | 39 | __clear_bit((nr) ^ BITOP_LE_SWIZZLE, (addr)) |
| 40 | |
Akinobu Mita | c4945b9 | 2011-03-23 16:41:47 -0700 | [diff] [blame^] | 41 | #define test_and_set_bit_le(nr, addr) \ |
Akinobu Mita | 930ae74 | 2006-03-26 01:39:15 -0800 | [diff] [blame] | 42 | test_and_set_bit((nr) ^ BITOP_LE_SWIZZLE, (addr)) |
Akinobu Mita | c4945b9 | 2011-03-23 16:41:47 -0700 | [diff] [blame^] | 43 | #define test_and_clear_bit_le(nr, addr) \ |
Akinobu Mita | 930ae74 | 2006-03-26 01:39:15 -0800 | [diff] [blame] | 44 | test_and_clear_bit((nr) ^ BITOP_LE_SWIZZLE, (addr)) |
| 45 | |
Akinobu Mita | c4945b9 | 2011-03-23 16:41:47 -0700 | [diff] [blame^] | 46 | #define __test_and_set_bit_le(nr, addr) \ |
Akinobu Mita | 930ae74 | 2006-03-26 01:39:15 -0800 | [diff] [blame] | 47 | __test_and_set_bit((nr) ^ BITOP_LE_SWIZZLE, (addr)) |
Akinobu Mita | c4945b9 | 2011-03-23 16:41:47 -0700 | [diff] [blame^] | 48 | #define __test_and_clear_bit_le(nr, addr) \ |
Akinobu Mita | 930ae74 | 2006-03-26 01:39:15 -0800 | [diff] [blame] | 49 | __test_and_clear_bit((nr) ^ BITOP_LE_SWIZZLE, (addr)) |
| 50 | |
Akinobu Mita | 930ae74 | 2006-03-26 01:39:15 -0800 | [diff] [blame] | 51 | #endif /* _ASM_GENERIC_BITOPS_LE_H_ */ |