From 6f9419619ef6de9d7781c1a312cf6099e5b44789 Mon Sep 17 00:00:00 2001
From: Jeff Ohlstein <johlstei@codeaurora.org>
Date: Thu, 21 Oct 2010 02:25:45 -0700
Subject: [PATCH] msm: timer: Decrease shift on timer clocksource
The shift of 24 causes the shift and multiply operation to sometimes
overflow, resulting in incorrect timer values and poor performance.
Signed-off-by: Jeff Ohlstein <johlstei@codeaurora.org>
Signed-off-by: Daniel Walker <dwalker@codeaurora.org>
---
arch/arm/mach-msm/timer.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm/mach-msm/timer.c b/arch/arm/mach-msm/timer.c
index 7689848ec680..950100f19d07 100644
--- a/arch/arm/mach-msm/timer.c
+++ b/arch/arm/mach-msm/timer.c
@@ -137,7 +137,7 @@ static struct msm_clock msm_clocks[] = {
.rating = 200,
.read = msm_gpt_read,
.mask = CLOCKSOURCE_MASK(32),
- .shift = 24,
+ .shift = 17,
.flags = CLOCK_SOURCE_IS_CONTINUOUS,
},
.irq = {
--
GitLab