18c2ecf20Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 */ 28c2ecf20Sopenharmony_ci/* 38c2ecf20Sopenharmony_ci * bitops.h: Bit string operations on the V9. 48c2ecf20Sopenharmony_ci * 58c2ecf20Sopenharmony_ci * Copyright 1996, 1997 David S. Miller (davem@caip.rutgers.edu) 68c2ecf20Sopenharmony_ci */ 78c2ecf20Sopenharmony_ci 88c2ecf20Sopenharmony_ci#ifndef _SPARC64_BITOPS_H 98c2ecf20Sopenharmony_ci#define _SPARC64_BITOPS_H 108c2ecf20Sopenharmony_ci 118c2ecf20Sopenharmony_ci#ifndef _LINUX_BITOPS_H 128c2ecf20Sopenharmony_ci#error only <linux/bitops.h> can be included directly 138c2ecf20Sopenharmony_ci#endif 148c2ecf20Sopenharmony_ci 158c2ecf20Sopenharmony_ci#include <linux/compiler.h> 168c2ecf20Sopenharmony_ci#include <asm/byteorder.h> 178c2ecf20Sopenharmony_ci#include <asm/barrier.h> 188c2ecf20Sopenharmony_ci 198c2ecf20Sopenharmony_ciint test_and_set_bit(unsigned long nr, volatile unsigned long *addr); 208c2ecf20Sopenharmony_ciint test_and_clear_bit(unsigned long nr, volatile unsigned long *addr); 218c2ecf20Sopenharmony_ciint test_and_change_bit(unsigned long nr, volatile unsigned long *addr); 228c2ecf20Sopenharmony_civoid set_bit(unsigned long nr, volatile unsigned long *addr); 238c2ecf20Sopenharmony_civoid clear_bit(unsigned long nr, volatile unsigned long *addr); 248c2ecf20Sopenharmony_civoid change_bit(unsigned long nr, volatile unsigned long *addr); 258c2ecf20Sopenharmony_ci 268c2ecf20Sopenharmony_ciint fls(unsigned int word); 278c2ecf20Sopenharmony_ciint __fls(unsigned long word); 288c2ecf20Sopenharmony_ci 298c2ecf20Sopenharmony_ci#include <asm-generic/bitops/non-atomic.h> 308c2ecf20Sopenharmony_ci 318c2ecf20Sopenharmony_ci#include <asm-generic/bitops/fls64.h> 328c2ecf20Sopenharmony_ci 338c2ecf20Sopenharmony_ci#ifdef __KERNEL__ 348c2ecf20Sopenharmony_ci 358c2ecf20Sopenharmony_ciint ffs(int x); 368c2ecf20Sopenharmony_ciunsigned long __ffs(unsigned long); 378c2ecf20Sopenharmony_ci 388c2ecf20Sopenharmony_ci#include <asm-generic/bitops/ffz.h> 398c2ecf20Sopenharmony_ci#include <asm-generic/bitops/sched.h> 408c2ecf20Sopenharmony_ci 418c2ecf20Sopenharmony_ci/* 428c2ecf20Sopenharmony_ci * hweightN: returns the hamming weight (i.e. the number 438c2ecf20Sopenharmony_ci * of bits set) of a N-bit word 448c2ecf20Sopenharmony_ci */ 458c2ecf20Sopenharmony_ci 468c2ecf20Sopenharmony_ciunsigned long __arch_hweight64(__u64 w); 478c2ecf20Sopenharmony_ciunsigned int __arch_hweight32(unsigned int w); 488c2ecf20Sopenharmony_ciunsigned int __arch_hweight16(unsigned int w); 498c2ecf20Sopenharmony_ciunsigned int __arch_hweight8(unsigned int w); 508c2ecf20Sopenharmony_ci 518c2ecf20Sopenharmony_ci#include <asm-generic/bitops/const_hweight.h> 528c2ecf20Sopenharmony_ci#include <asm-generic/bitops/lock.h> 538c2ecf20Sopenharmony_ci#endif /* __KERNEL__ */ 548c2ecf20Sopenharmony_ci 558c2ecf20Sopenharmony_ci#include <asm-generic/bitops/find.h> 568c2ecf20Sopenharmony_ci 578c2ecf20Sopenharmony_ci#ifdef __KERNEL__ 588c2ecf20Sopenharmony_ci 598c2ecf20Sopenharmony_ci#include <asm-generic/bitops/le.h> 608c2ecf20Sopenharmony_ci 618c2ecf20Sopenharmony_ci#include <asm-generic/bitops/ext2-atomic-setbit.h> 628c2ecf20Sopenharmony_ci 638c2ecf20Sopenharmony_ci#endif /* __KERNEL__ */ 648c2ecf20Sopenharmony_ci 658c2ecf20Sopenharmony_ci#endif /* defined(_SPARC64_BITOPS_H) */ 66