linux-kernel - [PATCH 04/10] tile: convert to use clocksource_register

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Message-Id: <1288642350-1599-5-git-send-email-johnstul@us.ibm.com>
Date:	Mon,  1 Nov 2010 13:12:24 -0700
From:	John Stultz <johnstul@...ibm.com>
To:	lkml <linux-kernel@...r.kernel.org>
Cc:	John Stultz <johnstul@...ibm.com>,
	Chris Metcalf <cmetcalf@...era.com>,
	Thomas Gleixner <tglx@...utronix.de>
Subject: [PATCH 04/10] tile: convert to use clocksource_register_hz

Convert tile to use clocksource_register_hz.

Untested. Help from maintainers would be appreciated.

CC: Chris Metcalf <cmetcalf@...era.com>
CC: Thomas Gleixner <tglx@...utronix.de>
Signed-off-by: John Stultz <johnstul@...ibm.com>
---
 arch/tile/kernel/time.c |    5 +----
 1 files changed, 1 insertions(+), 4 deletions(-)

diff --git a/arch/tile/kernel/time.c b/arch/tile/kernel/time.c
index 6bed820..8c06cb2 100644
--- a/arch/tile/kernel/time.c
+++ b/arch/tile/kernel/time.c
@@ -76,7 +76,6 @@ static struct clocksource cycle_counter_cs = {
 	.rating = 300,
 	.read = clocksource_get_cycles,
 	.mask = CLOCKSOURCE_MASK(64),
-	.shift = 22,   /* typical value, e.g. x86 tsc uses this */
 	.flags = CLOCK_SOURCE_IS_CONTINUOUS,
 };
 
@@ -89,8 +88,6 @@ void __init setup_clock(void)
 	cycles_per_sec = hv_sysconf(HV_SYSCONF_CPU_SPEED);
 	sched_clock_mult =
 		clocksource_hz2mult(cycles_per_sec, SCHED_CLOCK_SHIFT);
-	cycle_counter_cs.mult =
-		clocksource_hz2mult(cycles_per_sec, cycle_counter_cs.shift);
 }
 
 void __init calibrate_delay(void)
@@ -105,7 +102,7 @@ void __init calibrate_delay(void)
 void __init time_init(void)
 {
 	/* Initialize and register the clock source. */
-	clocksource_register(&cycle_counter_cs);
+	clocksource_register_hz(&cycle_counter_cs, cycles_per_sec);
 
 	/* Start up the tile-timer interrupt source on the boot cpu. */
 	setup_tile_timer();
-- 
1.7.3.2.146.gca209

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