mirror of https://gitee.com/openkylin/linux.git
98 lines
2.1 KiB
C
98 lines
2.1 KiB
C
#ifndef _ASM_GENERIC_BITOPS_LE_H_
|
|
#define _ASM_GENERIC_BITOPS_LE_H_
|
|
|
|
#include <asm/types.h>
|
|
#include <asm/byteorder.h>
|
|
|
|
#if defined(__LITTLE_ENDIAN)
|
|
|
|
#define BITOP_LE_SWIZZLE 0
|
|
|
|
static inline unsigned long find_next_zero_bit_le(const void *addr,
|
|
unsigned long size, unsigned long offset)
|
|
{
|
|
return find_next_zero_bit(addr, size, offset);
|
|
}
|
|
|
|
static inline unsigned long find_next_bit_le(const void *addr,
|
|
unsigned long size, unsigned long offset)
|
|
{
|
|
return find_next_bit(addr, size, offset);
|
|
}
|
|
|
|
static inline unsigned long find_first_zero_bit_le(const void *addr,
|
|
unsigned long size)
|
|
{
|
|
return find_first_zero_bit(addr, size);
|
|
}
|
|
|
|
#elif defined(__BIG_ENDIAN)
|
|
|
|
#define BITOP_LE_SWIZZLE ((BITS_PER_LONG-1) & ~0x7)
|
|
|
|
#ifndef find_next_zero_bit_le
|
|
extern unsigned long find_next_zero_bit_le(const void *addr,
|
|
unsigned long size, unsigned long offset);
|
|
#endif
|
|
|
|
#ifndef find_next_bit_le
|
|
extern unsigned long find_next_bit_le(const void *addr,
|
|
unsigned long size, unsigned long offset);
|
|
#endif
|
|
|
|
#ifndef find_first_zero_bit_le
|
|
#define find_first_zero_bit_le(addr, size) \
|
|
find_next_zero_bit_le((addr), (size), 0)
|
|
#endif
|
|
|
|
#else
|
|
#error "Please fix <asm/byteorder.h>"
|
|
#endif
|
|
|
|
static inline int test_bit_le(int nr, const void *addr)
|
|
{
|
|
return test_bit(nr ^ BITOP_LE_SWIZZLE, addr);
|
|
}
|
|
|
|
static inline void set_bit_le(int nr, void *addr)
|
|
{
|
|
set_bit(nr ^ BITOP_LE_SWIZZLE, addr);
|
|
}
|
|
|
|
static inline void clear_bit_le(int nr, void *addr)
|
|
{
|
|
clear_bit(nr ^ BITOP_LE_SWIZZLE, addr);
|
|
}
|
|
|
|
static inline void __set_bit_le(int nr, void *addr)
|
|
{
|
|
__set_bit(nr ^ BITOP_LE_SWIZZLE, addr);
|
|
}
|
|
|
|
static inline void __clear_bit_le(int nr, void *addr)
|
|
{
|
|
__clear_bit(nr ^ BITOP_LE_SWIZZLE, addr);
|
|
}
|
|
|
|
static inline int test_and_set_bit_le(int nr, void *addr)
|
|
{
|
|
return test_and_set_bit(nr ^ BITOP_LE_SWIZZLE, addr);
|
|
}
|
|
|
|
static inline int test_and_clear_bit_le(int nr, void *addr)
|
|
{
|
|
return test_and_clear_bit(nr ^ BITOP_LE_SWIZZLE, addr);
|
|
}
|
|
|
|
static inline int __test_and_set_bit_le(int nr, void *addr)
|
|
{
|
|
return __test_and_set_bit(nr ^ BITOP_LE_SWIZZLE, addr);
|
|
}
|
|
|
|
static inline int __test_and_clear_bit_le(int nr, void *addr)
|
|
{
|
|
return __test_and_clear_bit(nr ^ BITOP_LE_SWIZZLE, addr);
|
|
}
|
|
|
|
#endif /* _ASM_GENERIC_BITOPS_LE_H_ */
|