summaryrefslogtreecommitdiff
path: root/include/asm-sparc/bitops.h
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2008-07-21 09:40:26 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-07-21 09:40:26 -0700
commitf8b71a3a92d69cb1c9c2162f9235d3dd550e4aa0 (patch)
treed0853186f33314a6e45903876d0e94d1619fcca9 /include/asm-sparc/bitops.h
parent42a77a1b8fe4fd78cf8d8fccbaac918bbe888192 (diff)
parente4f25060b87a627f5cda84b8134911d43c919458 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6: (44 commits) sparc: Remove Sparc's asm-offsets for sclow.S sparc64: Update defconfig. sparc64: Add Niagara2 RNG driver. sparc64: Add missing hypervisor service group numbers. sparc64: Remove 4MB and 512K base page size options. sparc64: Convert to generic helpers for IPI function calls. sparc: Use new '%pS' infrastructure to print symbols. sparc32: fix init.c allnoconfig build error sparc64: Config category "Processor type and features" absent sparc: arch/sparc/kernel/apc.c to unlocked_ioctl sparc: join the remaining header files sparc: merge header files with trivial differences sparc: when header files are equal use asm-sparc version sparc: copy sparc64 specific files to asm-sparc sparc: Merge asm-sparc{,64}/asi.h sparc: export openprom.h to userspace sparc: Merge asm-sparc{,64}/types.h sparc: Merge asm-sparc{,64}/termios.h sparc: Merge asm-sparc{,64}/termbits.h sparc: Merge asm-sparc{,64}/setup.h ...
Diffstat (limited to 'include/asm-sparc/bitops.h')
-rw-r--r--include/asm-sparc/bitops.h117
1 files changed, 7 insertions, 110 deletions
diff --git a/include/asm-sparc/bitops.h b/include/asm-sparc/bitops.h
index 68b98a7e645..1a2949d0193 100644
--- a/include/asm-sparc/bitops.h
+++ b/include/asm-sparc/bitops.h
@@ -1,111 +1,8 @@
-/*
- * bitops.h: Bit string operations on the Sparc.
- *
- * Copyright 1995 David S. Miller (davem@caip.rutgers.edu)
- * Copyright 1996 Eddie C. Dost (ecd@skynet.be)
- * Copyright 2001 Anton Blanchard (anton@samba.org)
- */
-
-#ifndef _SPARC_BITOPS_H
-#define _SPARC_BITOPS_H
-
-#include <linux/compiler.h>
-#include <asm/byteorder.h>
-
-#ifdef __KERNEL__
-
-#ifndef _LINUX_BITOPS_H
-#error only <linux/bitops.h> can be included directly
+#ifndef ___ASM_SPARC_BITOPS_H
+#define ___ASM_SPARC_BITOPS_H
+#if defined(__sparc__) && defined(__arch64__)
+#include <asm-sparc/bitops_64.h>
+#else
+#include <asm-sparc/bitops_32.h>
+#endif
#endif
-
-extern unsigned long ___set_bit(unsigned long *addr, unsigned long mask);
-extern unsigned long ___clear_bit(unsigned long *addr, unsigned long mask);
-extern unsigned long ___change_bit(unsigned long *addr, unsigned long mask);
-
-/*
- * Set bit 'nr' in 32-bit quantity at address 'addr' where bit '0'
- * is in the highest of the four bytes and bit '31' is the high bit
- * within the first byte. Sparc is BIG-Endian. Unless noted otherwise
- * all bit-ops return 0 if bit was previously clear and != 0 otherwise.
- */
-static inline int test_and_set_bit(unsigned long nr, volatile unsigned long *addr)
-{
- unsigned long *ADDR, mask;
-
- ADDR = ((unsigned long *) addr) + (nr >> 5);
- mask = 1 << (nr & 31);
-
- return ___set_bit(ADDR, mask) != 0;
-}
-
-static inline void set_bit(unsigned long nr, volatile unsigned long *addr)
-{
- unsigned long *ADDR, mask;
-
- ADDR = ((unsigned long *) addr) + (nr >> 5);
- mask = 1 << (nr & 31);
-
- (void) ___set_bit(ADDR, mask);
-}
-
-static inline int test_and_clear_bit(unsigned long nr, volatile unsigned long *addr)
-{
- unsigned long *ADDR, mask;
-
- ADDR = ((unsigned long *) addr) + (nr >> 5);
- mask = 1 << (nr & 31);
-
- return ___clear_bit(ADDR, mask) != 0;
-}
-
-static inline void clear_bit(unsigned long nr, volatile unsigned long *addr)
-{
- unsigned long *ADDR, mask;
-
- ADDR = ((unsigned long *) addr) + (nr >> 5);
- mask = 1 << (nr & 31);
-
- (void) ___clear_bit(ADDR, mask);
-}
-
-static inline int test_and_change_bit(unsigned long nr, volatile unsigned long *addr)
-{
- unsigned long *ADDR, mask;
-
- ADDR = ((unsigned long *) addr) + (nr >> 5);
- mask = 1 << (nr & 31);
-
- return ___change_bit(ADDR, mask) != 0;
-}
-
-static inline void change_bit(unsigned long nr, volatile unsigned long *addr)
-{
- unsigned long *ADDR, mask;
-
- ADDR = ((unsigned long *) addr) + (nr >> 5);
- mask = 1 << (nr & 31);
-
- (void) ___change_bit(ADDR, mask);
-}
-
-#include <asm-generic/bitops/non-atomic.h>
-
-#define smp_mb__before_clear_bit() do { } while(0)
-#define smp_mb__after_clear_bit() do { } while(0)
-
-#include <asm-generic/bitops/ffz.h>
-#include <asm-generic/bitops/__ffs.h>
-#include <asm-generic/bitops/sched.h>
-#include <asm-generic/bitops/ffs.h>
-#include <asm-generic/bitops/fls.h>
-#include <asm-generic/bitops/fls64.h>
-#include <asm-generic/bitops/hweight.h>
-#include <asm-generic/bitops/lock.h>
-#include <asm-generic/bitops/find.h>
-#include <asm-generic/bitops/ext2-non-atomic.h>
-#include <asm-generic/bitops/ext2-atomic.h>
-#include <asm-generic/bitops/minix.h>
-
-#endif /* __KERNEL__ */
-
-#endif /* defined(_SPARC_BITOPS_H) */