1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 #ifndef _ASMRISCV_BITOPS_H_ 3 #define _ASMRISCV_BITOPS_H_ 4 5 #ifndef _BITOPS_H_ 6 #error only <bitops.h> can be included directly 7 #endif 8 9 #ifdef CONFIG_64BIT 10 #define BITS_PER_LONG 64 11 #else 12 #define BITS_PER_LONG 32 13 #endif 14 15 void set_bit(int nr, volatile unsigned long *addr); 16 void clear_bit(int nr, volatile unsigned long *addr); 17 int test_bit(int nr, const volatile unsigned long *addr); 18 int test_and_set_bit(int nr, volatile unsigned long *addr); 19 int test_and_clear_bit(int nr, volatile unsigned long *addr); 20 21 #endif /* _ASMRISCV_BITOPS_H_ */ 22