Re: [PATCH v2 1/2] i2c: tegra: Better handle case where CPU0 is busy for a long time

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21.04.2020 18:34, Jon Hunter пишет:
> 
> On 21/04/2020 16:18, Dmitry Osipenko wrote:
>> 21.04.2020 17:40, Jon Hunter пишет:
>>>
>>> On 21/04/2020 14:25, Dmitry Osipenko wrote:
>>>> 21.04.2020 12:49, Jon Hunter пишет:
>>>> ...
>>>>> I can try the above, but I agree it would be best to avoid messing with
>>>>> the suspend levels if possible.
>>>>
>>>> Will be awesome if you could try it and report back the result.
>>>>
>>>
>>> I gave it a try but suspend still fails.
>>
>> Is this regulator error gone with my changes?
>>
>> [   60.450346] WARNING: CPU: 0 PID: 653 at
>> /home/jonathanh/workdir/tegra/mlt-linux_next/kernel/drivers/regulator/core.c:2603
>> _regulator_disable+0xb8/0x1b4
>> [   60.463959] unbalanced disables for vdd_pexa,vdd_pexb
> 
> The above is still there with your changes.

Interesting, hopefully the PM logs will point out the source of the problem.



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