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From: "Guilherme G. Piccoli" <>
Subject: Re: [PATCH] arm64: dts: qcom: msm8996: Add CPU cooling suppor,t
Date: Mon, 27 Sep 2021 18:52:35 -0300	[thread overview]
Message-ID: <> (raw)
In-Reply-To: <>

On 27/09/2021 18:45, Guilherme G. Piccoli wrote:
> Hi Yassine, thanks for the patch! I was doing some experiments with a
> dragonboard 820-based board, and without your patch, a CPU benchmark can
> quickly cause overheating - throttling mechanism doesn't start and we
> get a FW reset to a bad state (likely a HW protection mechanism).
> I noticed that a similar patch including cooling maps is present in
> Linaro's qcom tree [0], and it was submitted upstream [1], but there was
> a re-submission [2] by Konrad that was merged and dropped the thermals
> part. Based on some threads I read, it seems a FW lockup was detected
> with the complete patch?
> I'm not sure, so I'm looping Konrad / Loic / Bjorn here, to understand
> better what made this portion of the patch to be dropped.
> Anyway, I think worth to mention this in your commit message Yassine,
> including perhaps a fixes tag like:
> Fixes: 90173a954a22 ("arm64: dts: qcom: msm8996: Add CPU opps").
> Also, I'm not sure why there was no response here or why it wasn't
> merged, but if it helps, please have my:
> Tested-by: Guilherme G. Piccoli <>
> Thanks,
> Guilherme
> [0]
> [1]
> [2]

Unfortunately, (likely) due to a typo in the Subject field, this wasn't
threaded correctly. So, the original message I was responding is:

I'm sorry about the confusion with the mail thread!


      reply	other threads:[~2021-09-27 21:52 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-27 21:45 [PATCH] arm64: dts: qcom: msm8996: Add CPU cooling suppor,t Guilherme G. Piccoli
2021-09-27 21:52 ` Guilherme G. Piccoli [this message]

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