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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
commit5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch)
treea94efe259b9009378be6d90eb30d2b019d95c194 /arch/sparc/include/asm/bitops_64.h
parentInitial commit. (diff)
downloadlinux-430c2fc249ea5c0536abd21c23382884005c9093.tar.xz
linux-430c2fc249ea5c0536abd21c23382884005c9093.zip
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/sparc/include/asm/bitops_64.h')
-rw-r--r--arch/sparc/include/asm/bitops_64.h65
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 000000000..ca7ea5913
--- /dev/null
+++ b/arch/sparc/include/asm/bitops_64.h
@@ -0,0 +1,65 @@
+/* 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);
+
+int fls(unsigned int word);
+int __fls(unsigned long word);
+
+#include <asm-generic/bitops/non-atomic.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) */