USB: Add the USB 2.0 extension descriptor.

[safe/jmp/linux-2.6] / include / asm-alpha / system.h

diff --git a/include/asm-alpha/system.h b/include/asm-alpha/system.h
index 42959c3..ed221d6 100644 (file)
--- a/include/asm-alpha/system.h
+++ b/include/asm-alpha/system.h
@@ -48,6 +48,7 @@
 
 #ifndef __ASSEMBLY__
 #include <linux/kernel.h>
+#define AT_VECTOR_SIZE_ARCH 4 /* entries in ARCH_DLINFO */
 
 /*
  * This is the logout header that should be common to all platforms
@@ -139,16 +140,6 @@ extern void halt(void) __attribute__((noreturn));
 struct task_struct;
 extern struct task_struct *alpha_switch_to(unsigned long, struct task_struct*);
 
-/*
- * On SMP systems, when the scheduler does migration-cost autodetection,
- * it needs a way to flush as much of the CPU's caches as possible.
- *
- * TODO: fill this in!
- */
-static inline void sched_cacheflush(void)
-{
-}
-
 #define imb() \
 __asm__ __volatile__ ("call_pal %0 #imb" : : "i" (PAL_imb) : "memory")
 
@@ -548,9 +539,6 @@ __xchg_u64_local(volatile long *m, unsigned long val)
                sizeof(*(ptr))); \
   })
 
-#define tas(ptr) (xchg((ptr),1))
-
-
 /* 
  * Atomic compare and exchange.  Compare OLD with MEM, if identical,
  * store NEW in MEM.  Return the initial value in MEM.  Success is
@@ -693,13 +681,18 @@ __cmpxchg(volatile void *ptr, unsigned long old, unsigned long new, int size)
        return old;
 }
 
-#define cmpxchg(ptr,o,n)                                                \
+#define cmpxchg(ptr, o, n)                                              \
   ({                                                                    \
      __typeof__(*(ptr)) _o_ = (o);                                      \
      __typeof__(*(ptr)) _n_ = (n);                                      \
      (__typeof__(*(ptr))) __cmpxchg((ptr), (unsigned long)_o_,          \
                                    (unsigned long)_n_, sizeof(*(ptr))); \
   })
+#define cmpxchg64(ptr, o, n)                                            \
+  ({                                                                    \
+       BUILD_BUG_ON(sizeof(*(ptr)) != 8);                               \
+       cmpxchg((ptr), (o), (n));                                        \
+  })
 
 static inline unsigned long
 __cmpxchg_u8_local(volatile char *m, long old, long new)
@@ -815,13 +808,19 @@ __cmpxchg_local(volatile void *ptr, unsigned long old, unsigned long new,
        return old;
 }
 
-#define cmpxchg_local(ptr,o,n)                                          \
+#define cmpxchg_local(ptr, o, n)                                        \
   ({                                                                    \
      __typeof__(*(ptr)) _o_ = (o);                                      \
      __typeof__(*(ptr)) _n_ = (n);                                      \
      (__typeof__(*(ptr))) __cmpxchg_local((ptr), (unsigned long)_o_,    \
                                    (unsigned long)_n_, sizeof(*(ptr))); \
   })
+#define cmpxchg64_local(ptr, o, n)                                      \
+  ({                                                                    \
+       BUILD_BUG_ON(sizeof(*(ptr)) != 8);                               \
+       cmpxchg_local((ptr), (o), (n));                                  \
+  })
+
 
 #endif /* __ASSEMBLY__ */