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From fa1e8c2fc849472cddb65bc3138944382b320589 Mon Sep 17 00:00:00 2001
From: mokopatches <mokopatches@openmoko.org>
Date: Fri, 4 Apr 2008 11:30:15 +0100
Subject: [PATCH] resume-timers-wq.patch
The initialization of clocks uses mutexes, but we execute the resume in
an interrupt context. We therefore have to hand this task to a non-interrupt.
Adapted from a patch by Andy Green.
---
arch/arm/plat-s3c24xx/time.c | 18 +++++++++++++++++-
1 files changed, 17 insertions(+), 1 deletions(-)
diff --git a/arch/arm/plat-s3c24xx/time.c b/arch/arm/plat-s3c24xx/time.c
index 2ec1daa..c11d0dd 100644
--- a/arch/arm/plat-s3c24xx/time.c
+++ b/arch/arm/plat-s3c24xx/time.c
@@ -255,8 +255,24 @@ static void __init s3c2410_timer_init (void)
setup_irq(IRQ_TIMER4, &s3c2410_timer_irq);
}
+static void s3c2410_timer_resume_work(struct work_struct *work)
+{
+ s3c2410_timer_setup();
+}
+
+static void s3c2410_timer_resume(void)
+{
+ static DECLARE_WORK(work, s3c2410_timer_resume_work);
+ int res;
+
+ res = schedule_work(&work);
+ if (!res)
+ printk(KERN_ERR
+ "s3c2410_timer_resume_work already queued ???\n");
+}
+
struct sys_timer s3c24xx_timer = {
.init = s3c2410_timer_init,
.offset = s3c2410_gettimeoffset,
- .resume = s3c2410_timer_setup
+ .resume = s3c2410_timer_resume,
};
--
1.5.6.5
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