le.h 1.3 KB

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