From: David Brownell <david-b@net.rmk.(none)>
Date: Mon, 6 Nov 2006 18:29:16 +0000 (+0100)
Subject: [ARM] 3926/1: make timer led handle HZ != 100
X-Git-Tag: v3.12-rc1~31920^2~20^2~180^2~1
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=6d15cb42fe4f8c07c80c9d49db721fcfe2da0e90;p=kernel%2Fkernel-generic.git

[ARM] 3926/1: make timer led handle HZ != 100

The timer LED is unusable at HZ=large, since it's got
a hard-wired value of 100 ticks per cycle; when HZ=1024
(for example) it's essentially always-on.  This patch
just makes that be HZ ticks per cycle.

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
---

diff --git a/arch/arm/kernel/time.c b/arch/arm/kernel/time.c
index 0c5a609..6ff5e3f 100644
--- a/arch/arm/kernel/time.c
+++ b/arch/arm/kernel/time.c
@@ -220,10 +220,10 @@ EXPORT_SYMBOL(leds_event);
 #ifdef CONFIG_LEDS_TIMER
 static inline void do_leds(void)
 {
-	static unsigned int count = 50;
+	static unsigned int count = HZ/2;
 
 	if (--count == 0) {
-		count = 50;
+		count = HZ/2;
 		leds_event(led_timer);
 	}
 }