| /* SPDX-License-Identifier: GPL-2.0 */ | |
| /* | |
| * bitops.h: Bit string operations on the V9. | |
| * | |
| * Copyright 1996, 1997 David S. Miller (davem@caip.rutgers.edu) | |
| */ | |
| #ifndef _SPARC64_BITOPS_H | |
| #define _SPARC64_BITOPS_H | |
| #ifndef _LINUX_BITOPS_H | |
| #error only <linux/bitops.h> can be included directly | |
| #endif | |
| #include <linux/compiler.h> | |
| #include <asm/byteorder.h> | |
| #include <asm/barrier.h> | |
| int test_and_set_bit(unsigned long nr, volatile unsigned long *addr); | |
| int test_and_clear_bit(unsigned long nr, volatile unsigned long *addr); | |
| int test_and_change_bit(unsigned long nr, volatile unsigned long *addr); | |
| void set_bit(unsigned long nr, volatile unsigned long *addr); | |
| void clear_bit(unsigned long nr, volatile unsigned long *addr); | |
| void change_bit(unsigned long nr, volatile unsigned long *addr); | |
| #include <asm-generic/bitops/non-atomic.h> | |
| #include <asm-generic/bitops/fls.h> | |
| #include <asm-generic/bitops/__fls.h> | |
| #include <asm-generic/bitops/fls64.h> | |
| #ifdef __KERNEL__ | |
| int ffs(int x); | |
| unsigned long __ffs(unsigned long); | |
| #include <asm-generic/bitops/ffz.h> | |
| #include <asm-generic/bitops/sched.h> | |
| /* | |
| * hweightN: returns the hamming weight (i.e. the number | |
| * of bits set) of a N-bit word | |
| */ | |
| unsigned long __arch_hweight64(__u64 w); | |
| unsigned int __arch_hweight32(unsigned int w); | |
| unsigned int __arch_hweight16(unsigned int w); | |
| unsigned int __arch_hweight8(unsigned int w); | |
| #include <asm-generic/bitops/const_hweight.h> | |
| #include <asm-generic/bitops/lock.h> | |
| #endif /* __KERNEL__ */ | |
| #include <asm-generic/bitops/find.h> | |
| #ifdef __KERNEL__ | |
| #include <asm-generic/bitops/le.h> | |
| #include <asm-generic/bitops/ext2-atomic-setbit.h> | |
| #endif /* __KERNEL__ */ | |
| #endif /* defined(_SPARC64_BITOPS_H) */ |