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SubjectRe: [patch 61/66] timers: Convert to hotplug state machine
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Hi Richard,

On 26/07/16 15:40, rcochran@linutronix.de wrote:
> Jon,
>
> On Tue, Jul 26, 2016 at 10:20:58AM +0100, Jon Hunter wrote:
>> Thanks. I have not tried another ARM based device, but I would be
>> curious if another ARM device sees this or not.
>
> I do see this stall on socfpga and on zynq, but in both cases the
> suspend mechanism is flakey in other ways, too. At least I can
> reproduce the stall sometimes.
>
> In your other mail you wrote that you test it like this:
>
> rtcwake -d rtc1 -m mem -s 3
>
> But the stall appears only after 20 seconds. So the resume event
> after three seconds (-s 3) is getting lost, right?

I don't think so. I noticed that when the stall occurs, I don't see the
board attempt to transition to the Tegra LP1 power state in suspend and
appears to wake up straight away. So I think the wake-up is seen, but
the stall prevents it from transitioning all the way to LP1.

Cheers
Jon

--
nvpublic

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