[NET]: div64_64 consolidate (rev3)
Here is the current version of the 64 bit divide common code.
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/asm-arm/div64.h b/include/asm-arm/div64.h
index 37e0a96..0b5f881 100644
--- a/include/asm-arm/div64.h
+++ b/include/asm-arm/div64.h
@@ -2,6 +2,7 @@
#define __ASM_ARM_DIV64
#include <asm/system.h>
+#include <linux/types.h>
/*
* The semantics of do_div() are:
@@ -223,4 +224,6 @@
#endif
+extern uint64_t div64_64(uint64_t dividend, uint64_t divisor);
+
#endif
diff --git a/include/asm-generic/div64.h b/include/asm-generic/div64.h
index 8f4e319..a4a4937 100644
--- a/include/asm-generic/div64.h
+++ b/include/asm-generic/div64.h
@@ -30,6 +30,11 @@
__rem; \
})
+static inline uint64_t div64_64(uint64_t dividend, uint64_t divisor)
+{
+ return dividend / divisor;
+}
+
#elif BITS_PER_LONG == 32
extern uint32_t __div64_32(uint64_t *dividend, uint32_t divisor);
@@ -49,6 +54,8 @@
__rem; \
})
+extern uint64_t div64_64(uint64_t dividend, uint64_t divisor);
+
#else /* BITS_PER_LONG == ?? */
# error do_div() does not yet support the C64
diff --git a/include/asm-i386/div64.h b/include/asm-i386/div64.h
index 75c67c7..438e980 100644
--- a/include/asm-i386/div64.h
+++ b/include/asm-i386/div64.h
@@ -1,6 +1,8 @@
#ifndef __I386_DIV64
#define __I386_DIV64
+#include <linux/types.h>
+
/*
* do_div() is NOT a C function. It wants to return
* two values (the quotient and the remainder), but
@@ -45,4 +47,6 @@
return dum2;
}
+
+extern uint64_t div64_64(uint64_t dividend, uint64_t divisor);
#endif
diff --git a/include/asm-m68k/div64.h b/include/asm-m68k/div64.h
index 9f65de1..33caad1 100644
--- a/include/asm-m68k/div64.h
+++ b/include/asm-m68k/div64.h
@@ -1,6 +1,8 @@
#ifndef _M68K_DIV64_H
#define _M68K_DIV64_H
+#include <linux/types.h>
+
/* n = n / base; return rem; */
#define do_div(n, base) ({ \
@@ -23,4 +25,5 @@
__rem; \
})
+extern uint64_t div64_64(uint64_t dividend, uint64_t divisor);
#endif /* _M68K_DIV64_H */
diff --git a/include/asm-mips/div64.h b/include/asm-mips/div64.h
index d107832..66189f5 100644
--- a/include/asm-mips/div64.h
+++ b/include/asm-mips/div64.h
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2000, 2004 Maciej W. Rozycki
- * Copyright (C) 2003 Ralf Baechle
+ * Copyright (C) 2003, 07 Ralf Baechle (ralf@linux-mips.org)
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
@@ -9,6 +9,8 @@
#ifndef _ASM_DIV64_H
#define _ASM_DIV64_H
+#include <linux/types.h>
+
#if (_MIPS_SZLONG == 32)
#include <asm/compiler.h>
@@ -78,6 +80,8 @@
__quot = __quot << 32 | __low; \
(n) = __quot; \
__mod; })
+
+extern uint64_t div64_64(uint64_t dividend, uint64_t divisor);
#endif /* (_MIPS_SZLONG == 32) */
#if (_MIPS_SZLONG == 64)
@@ -101,6 +105,11 @@
(n) = __quot; \
__mod; })
+static inline uint64_t div64_64(uint64_t dividend, uint64_t divisor)
+{
+ return dividend / divisor;
+}
+
#endif /* (_MIPS_SZLONG == 64) */
#endif /* _ASM_DIV64_H */
diff --git a/include/asm-um/div64.h b/include/asm-um/div64.h
index 1e17f74..7b73b2c 100644
--- a/include/asm-um/div64.h
+++ b/include/asm-um/div64.h
@@ -3,4 +3,5 @@
#include "asm/arch/div64.h"
+extern uint64_t div64_64(uint64_t dividend, uint64_t divisor);
#endif
diff --git a/include/asm-xtensa/div64.h b/include/asm-xtensa/div64.h
index c4a1057..20965e3 100644
--- a/include/asm-xtensa/div64.h
+++ b/include/asm-xtensa/div64.h
@@ -11,9 +11,15 @@
#ifndef _XTENSA_DIV64_H
#define _XTENSA_DIV64_H
+#include <linux/types.h>
+
#define do_div(n,base) ({ \
int __res = n % ((unsigned int) base); \
n /= (unsigned int) base; \
__res; })
+static inline uint64_t div64_64(uint64_t dividend, uint64_t divisor)
+{
+ return dividend / divisor;
+}
#endif