> > Perhaps it's necessary to annotate your timer interrupts appropriately so that
> > they are not disabled during suspend?
>
> Thanks very much, The IRQF_TIMER flag works for me, so the replacement
> of msleep by udelay is not needed.
>
> [This source code is not ready to upstream, herein, just a prompt to the
> other guys who will meet the same problem.]
Unlike the other patch, this one actually looks ok.
> Adding IRQF_TIMER to the interupt flags when requesting the mfgpt timer
> interrupts solves the problem.
>
> Signed-off-by: Wu Zhangjin <wuzhangjin@xxxxxxxxx>
> ---
> arch/mips/loongson/common/cs5536/cs5536_mfgpt.c | 2 +-
> 1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/arch/mips/loongson/common/cs5536/cs5536_mfgpt.c
> b/arch/mips/loongson/common/cs5536/cs5536_mfgpt.c
> index 1a518ec..5b8fa9f 100644
> --- a/arch/mips/loongson/common/cs5536/cs5536_mfgpt.c
> +++ b/arch/mips/loongson/common/cs5536/cs5536_mfgpt.c
> @@ -133,7 +133,7 @@ static irqreturn_t timer_interrupt(int irq, void
> *dev_id)
>
> static struct irqaction irq5 = {
> .handler = timer_interrupt,
> - .flags = IRQF_DISABLED | IRQF_NOBALANCING,
> + .flags = IRQF_TIMER | IRQF_DISABLED | IRQF_NOBALANCING,
> .name = "timer"
> };
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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