linux-kernel - Re: [PATCH] thermal: ti-soc-thermal: Disable the CPU PM notifier for OMAP4430

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Message-ID: <2d6ecaaa-e760-759d-a23b-9556dd390758@ti.com>
Date:   Tue, 3 Nov 2020 12:20:32 +0530
From:   "J, KEERTHY" <j-keerthy@...com>
To:     Peter Ujfalusi <peter.ujfalusi@...com>,
        Tony Lindgren <tony@...mide.com>
CC:     <edubezval@...il.com>, <aford173@...il.com>,
        <linux-pm@...r.kernel.org>, <linux-omap@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>, <andreas@...nade.info>,
        <daniel.lezcano@...aro.org>
Subject: Re: [PATCH] thermal: ti-soc-thermal: Disable the CPU PM notifier for
 OMAP4430



On 11/3/2020 12:12 PM, Peter Ujfalusi wrote:
> Eduardo, Keerthy,
> 
> On 29/10/2020 12.51, Tony Lindgren wrote:
>> * Peter Ujfalusi <peter.ujfalusi@...com> [201029 10:03]:
>>> Disabling the notifier fixes the random shutdowns on OMAP4430 (ES2.0 and ES2.1)
>>> but it does not cause any issues on OMAP4460 (PandaES) or OMAP3630 (BeagleXM).
>>> Tony's duovero with OMAP4430 ES2.3 did not ninja-shutdown, but he also have
>>> constant and steady stream of:
>>> thermal thermal_zone0: failed to read out thermal zone (-5)
>>
>> Works for me and I've verified duovero still keeps hitting core ret idle:
> 
> Can you pick this one up for 5.10 to make omap4430-sdp to be usable (to
> not shut down randomly).
> The regression was introduced in 5.10-rc1.

Peter,

Thanks for the fix.

Acked-by: Keerthy <j-keerthy@...com>

Best Regards,
Keerthy

> 
>> Tested-by: Tony Lindgren <tony@...mide.com>
>>
>> Regards,
>>
>> Tony
>>
> 
> - Péter
> 
> Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki.
> Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki
>