include/asm-generic/bitops/le.h

   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
  19 static inline int test_bit_le(int nr, const void *addr)
  20 {
  21         return test_bit(nr ^ BITOP_LE_SWIZZLE, addr);
  22 }
  23
  24 static inline void set_bit_le(int nr, void *addr)
  25 {
  26         set_bit(nr ^ BITOP_LE_SWIZZLE, addr);
  27 }
  28
  29 static inline void clear_bit_le(int nr, void *addr)
  30 {
  31         clear_bit(nr ^ BITOP_LE_SWIZZLE, addr);
  32 }
  33
  34 static inline void __set_bit_le(int nr, void *addr)
  35 {
  36         __set_bit(nr ^ BITOP_LE_SWIZZLE, addr);
  37 }
  38
  39 static inline void __clear_bit_le(int nr, void *addr)
  40 {
  41         __clear_bit(nr ^ BITOP_LE_SWIZZLE, addr);
  42 }
  43
  44 static 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
  49 static 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
  54 static 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
  59 static 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_ */