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

From: Dmitry Osipenko
Date: Tue Apr 21 2020 - 11:18:52 EST


21.04.2020 17:40, Jon Hunter ÐÐÑÐÑ:
>
> On 21/04/2020 14:25, Dmitry Osipenko wrote:
>> 21.04.2020 12:49, Jon Hunter ÐÐÑÐÑ:
>> ...
>>> 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