From: Bjorn Andersson <andersson@kernel.org>
To: Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Conor Dooley <conor+dt@kernel.org>,
Johan Hovold <johan+linaro@kernel.org>,
Konrad Dybcio <konrad.dybcio@linaro.org>
Cc: Marijn Suijten <marijn.suijten@somainline.org>,
Konrad Dybcio <konrad.dybcio@somainline.org>,
Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>,
linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] arm64: dts: qcom: sc8280xp: Add missing LMH interrupts
Date: Mon, 18 Mar 2024 21:48:32 -0500 [thread overview]
Message-ID: <171081652632.198276.18157797702954533884.b4-ty@kernel.org> (raw)
In-Reply-To: <20240217-topic-8280_lmh-v1-1-d72dd4fedfb8@linaro.org>
On Sat, 17 Feb 2024 14:00:07 +0100, Konrad Dybcio wrote:
> Hook up the interrupts that signal the Limits Management Hardware has
> started some sort of throttling action.
>
> In testing, you may notice the A78C cluster throttle IRQ fire count stays
> at zero. After an hour of painful experiments on an X13s, I was able to
> get that cluster to heat up near 90 degC, after which the IRQ has indeed
> fired. So it stands to reason that the heat output difference between the
> A78C and X1C clusters is so massive that LMH rarely decides to throttle
> the "little" one based on its power metrics.
>
> [...]
Applied, thanks!
[1/1] arm64: dts: qcom: sc8280xp: Add missing LMH interrupts
commit: 9fa6a0bad7077cac60ba98d801e13a74581ec46a
Best regards,
--
Bjorn Andersson <andersson@kernel.org>
prev parent reply other threads:[~2024-03-19 2:49 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-17 13:00 Konrad Dybcio
2024-03-19 2:48 ` Bjorn Andersson [this message]
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