include/asm-generic/bitops/le.h

Source file repositories/reference/linux-study-clean/include/asm-generic/bitops/le.h

File Facts

System
Linux kernel
Corpus path
include/asm-generic/bitops/le.h
Extension
.h
Size
1335 bytes
Lines
65
Domain
Repository Root And Misc
Bucket
include
Inferred role
Repository Root And Misc: implementation source
Status
source implementation candidate

Why This File Exists

Top-level or miscellaneous repository surface. Use this as map coverage unless a later manual pass promotes the file into a deeper subsystem dossier.

Dependency Surface

Detected Declarations

Annotated Snippet

#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

#elif defined(__BIG_ENDIAN)

#define BITOP_LE_SWIZZLE	((BITS_PER_LONG-1) & ~0x7)

#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_ */

Annotation

Implementation Notes