linux-kernel - Re: [PATCH] arm64: dts: qcom: sc8280xp: Add missing LMH interrupts

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Date: Mon, 18 Mar 2024 21:48:32 -0500
From: Bjorn Andersson <andersson@...nel.org>
To: Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Johan Hovold <johan+linaro@...nel.org>,
	Konrad Dybcio <konrad.dybcio@...aro.org>
Cc: Marijn Suijten <marijn.suijten@...ainline.org>,
	Konrad Dybcio <konrad.dybcio@...ainline.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
	linux-arm-msm@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: dts: qcom: sc8280xp: Add missing LMH interrupts


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@...nel.org>