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| author | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
|---|---|---|
| committer | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
| commit | 97327692361306d1e6259021bc425e32832fdb50 (patch) | |
| tree | fe9088f3248ec61e24f404f21b9793cb644b7f01 /arch/sparc/include/asm/bitops_64.h | |
| parent | 2d05a8f663478a44e088d122e0d62109bbc801d0 (diff) | |
| parent | a3a8b90b61e21be3dde9101c4e86c881e0f06210 (diff) | |
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dirty fix to merging
Diffstat (limited to 'arch/sparc/include/asm/bitops_64.h')
| -rw-r--r-- | arch/sparc/include/asm/bitops_64.h | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/arch/sparc/include/asm/bitops_64.h b/arch/sparc/include/asm/bitops_64.h new file mode 100644 index 00000000..29011cc0 --- /dev/null +++ b/arch/sparc/include/asm/bitops_64.h @@ -0,0 +1,65 @@ +/* + * 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> + +extern int test_and_set_bit(unsigned long nr, volatile unsigned long *addr); +extern int test_and_clear_bit(unsigned long nr, volatile unsigned long *addr); +extern int test_and_change_bit(unsigned long nr, volatile unsigned long *addr); +extern void set_bit(unsigned long nr, volatile unsigned long *addr); +extern void clear_bit(unsigned long nr, volatile unsigned long *addr); +extern void change_bit(unsigned long nr, volatile unsigned long *addr); + +#include <asm-generic/bitops/non-atomic.h> + +#define smp_mb__before_clear_bit() barrier() +#define smp_mb__after_clear_bit() barrier() + +#include <asm-generic/bitops/fls.h> +#include <asm-generic/bitops/__fls.h> +#include <asm-generic/bitops/fls64.h> + +#ifdef __KERNEL__ + +extern int ffs(int x); +extern 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 + */ + +extern unsigned long __arch_hweight64(__u64 w); +extern unsigned int __arch_hweight32(unsigned int w); +extern unsigned int __arch_hweight16(unsigned int w); +extern 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) */ |