xref: /OK3568_Linux_fs/kernel/tools/include/asm-generic/bitops/atomic.h (revision 4882a59341e53eb6f0b4789bf948001014eff981) 
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun #ifndef _TOOLS_LINUX_ASM_GENERIC_BITOPS_ATOMIC_H_
3*4882a593Smuzhiyun #define _TOOLS_LINUX_ASM_GENERIC_BITOPS_ATOMIC_H_
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun #include <asm/types.h>
6*4882a593Smuzhiyun #include <asm/bitsperlong.h>
7*4882a593Smuzhiyun 
set_bit(int nr,unsigned long * addr)8*4882a593Smuzhiyun static inline void set_bit(int nr, unsigned long *addr)
9*4882a593Smuzhiyun {
10*4882a593Smuzhiyun 	addr[nr / __BITS_PER_LONG] |= 1UL << (nr % __BITS_PER_LONG);
11*4882a593Smuzhiyun }
12*4882a593Smuzhiyun 
clear_bit(int nr,unsigned long * addr)13*4882a593Smuzhiyun static inline void clear_bit(int nr, unsigned long *addr)
14*4882a593Smuzhiyun {
15*4882a593Smuzhiyun 	addr[nr / __BITS_PER_LONG] &= ~(1UL << (nr % __BITS_PER_LONG));
16*4882a593Smuzhiyun }
17*4882a593Smuzhiyun 
18*4882a593Smuzhiyun #endif /* _TOOLS_LINUX_ASM_GENERIC_BITOPS_ATOMIC_H_ */
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