From d371698efd45c3664fd1726780c360f02e1f9580 Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 12 Oct 2007 23:04:06 +0200
Subject: x86_64: Consolidate tsc calibration

Move the TSC calibration code to tsc.c. Reimplement it so the
pm timer can be used as a reference as well.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Chris Wright <chrisw@sous-sol.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
---
 include/asm-x86/tsc.h | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'include/asm-x86/tsc.h')

diff --git a/include/asm-x86/tsc.h b/include/asm-x86/tsc.h
index a4d8066..2002f8d 100644
--- a/include/asm-x86/tsc.h
+++ b/include/asm-x86/tsc.h
@@ -72,4 +72,8 @@ int check_tsc_unstable(void);
 extern void check_tsc_sync_source(int cpu);
 extern void check_tsc_sync_target(void);
 
+#ifdef CONFIG_X86_64
+extern void tsc_calibrate(void);
+#endif
+
 #endif
-- 
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