target/linux/s3c24xx/patches-2.6.24/1007-resume-timers-wq.patch.patch

   1 From fa1e8c2fc849472cddb65bc3138944382b320589 Mon Sep 17 00:00:00 2001
   2 From: mokopatches <mokopatches@openmoko.org>
   3 Date: Fri, 4 Apr 2008 11:30:15 +0100
   4 Subject: [PATCH] resume-timers-wq.patch
   5  The initialization of clocks uses mutexes, but we execute the resume in
   6  an interrupt context. We therefore have to hand this task to a non-interrupt.
   7
   8 Adapted from a patch by Andy Green.
   9 ---
  10  arch/arm/plat-s3c24xx/time.c |   18 +++++++++++++++++-
  11  1 files changed, 17 insertions(+), 1 deletions(-)
  12
  13 diff --git a/arch/arm/plat-s3c24xx/time.c b/arch/arm/plat-s3c24xx/time.c
  14 index 2ec1daa..c11d0dd 100644
  15 --- a/arch/arm/plat-s3c24xx/time.c
  16 +++ b/arch/arm/plat-s3c24xx/time.c
  17 @@ -255,8 +255,24 @@ static void __init s3c2410_timer_init (void)
  18         setup_irq(IRQ_TIMER4, &s3c2410_timer_irq);
  19  }
  20
  21 +static void s3c2410_timer_resume_work(struct work_struct *work)
  22 +{
  23 +       s3c2410_timer_setup();
  24 +}
  25 +
  26 +static void s3c2410_timer_resume(void)
  27 +{
  28 +       static DECLARE_WORK(work, s3c2410_timer_resume_work);
  29 +       int res;
  30 +
  31 +       res = schedule_work(&work);
  32 +       if (!res)
  33 +               printk(KERN_ERR
  34 +                   "s3c2410_timer_resume_work already queued ???\n");
  35 +}
  36 +
  37  struct sys_timer s3c24xx_timer = {
  38         .init           = s3c2410_timer_init,
  39         .offset         = s3c2410_gettimeoffset,
  40 -       .resume         = s3c2410_timer_setup
  41 +       .resume         = s3c2410_timer_resume,
  42  };
  43 --
  44 1.5.6.5
  45