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authorLen Brown <len.brown@intel.com>2006-12-16 00:45:07 -0500
committerLen Brown <len.brown@intel.com>2006-12-16 00:45:07 -0500
commit463e7c7cf9aaf95dd05e97e1a47854fdf5454cdc (patch)
tree1b9171c109496b7f4991fcae0a2e08ed3bbea10d /include/asm-i386/acpi.h
parent25c68a33b7b74b37793b1250007e5e21d621a7fc (diff)
parent7d63c6759188b9b35c789159f6e02cd02d49ec7d (diff)
Pull trivial into test branch
Conflicts: drivers/acpi/ec.c
Diffstat (limited to 'include/asm-i386/acpi.h')
-rw-r--r--include/asm-i386/acpi.h26
1 files changed, 2 insertions, 24 deletions
diff --git a/include/asm-i386/acpi.h b/include/asm-i386/acpi.h
index c80b3a94511..7cfad93edf1 100644
--- a/include/asm-i386/acpi.h
+++ b/include/asm-i386/acpi.h
@@ -56,30 +56,8 @@
#define ACPI_ENABLE_IRQS() local_irq_enable()
#define ACPI_FLUSH_CPU_CACHE() wbinvd()
-
-static inline int
-__acpi_acquire_global_lock (unsigned int *lock)
-{
- unsigned int old, new, val;
- do {
- old = *lock;
- new = (((old & ~0x3) + 2) + ((old >> 1) & 0x1));
- val = cmpxchg(lock, old, new);
- } while (unlikely (val != old));
- return (new < 3) ? -1 : 0;
-}
-
-static inline int
-__acpi_release_global_lock (unsigned int *lock)
-{
- unsigned int old, new, val;
- do {
- old = *lock;
- new = old & ~0x3;
- val = cmpxchg(lock, old, new);
- } while (unlikely (val != old));
- return old & 0x1;
-}
+int __acpi_acquire_global_lock(unsigned int *lock);
+int __acpi_release_global_lock(unsigned int *lock);
#define ACPI_ACQUIRE_GLOBAL_LOCK(GLptr, Acq) \
((Acq) = __acpi_acquire_global_lock((unsigned int *) GLptr))