From: Bjorn Andersson <andersson@kernel.org>
To: Konrad Dybcio <konradybcio@kernel.org>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Neil Armstrong <neil.armstrong@linaro.org>
Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org,
Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Subject: Re: [PATCH v4 0/4] arm64: dts: qcom: sm8650: rework CPU & GPU thermal zones
Date: Wed, 26 Feb 2025 07:40:48 -0600 [thread overview]
Message-ID: <174057724683.237840.9228702761146202585.b4-ty@kernel.org> (raw)
In-Reply-To: <20250203-topic-sm8650-thermal-cpu-idle-v4-0-65e35f307301@linaro.org>
On Mon, 03 Feb 2025 14:23:16 +0100, Neil Armstrong wrote:
> On the SM8650 platform, the dynamic clock and voltage scaling (DCVS) for
> the CPUs is handled by hardware & firmware using factory and
> form-factor determined parameters in order to maximize frequency while
> keeping the temperature way below the junction temperature where the SoC
> would experience a thermal shutdown if not permanent damages.
>
> On the other side, the High Level Ooperating System (HLOS), like Linux,
> is able to adjust the CPU and GPU frequency using the internal SoC
> temperature sensors (here tsens) and it's UP/LOW interrupts, but it
> effectly does the same work twice for CPU in an less effective manner.
>
> [...]
Applied, thanks!
[1/4] arm64: dts: qcom: sm8650: drop cpu thermal passive trip points
commit: 7f9a670396029116424a803d3971ff0e552ff0b3
[2/4] arm64: dts: qcom: sm8650: setup gpu thermal with higher temperatures
commit: 2250f65b32565eb8b757e89248c75977f370f498
[3/4] arm64: dts: qcom: sm8650: harmonize all unregulated thermal trip points
commit: c516beb248a96f5a93fb4f9a6cb0dda4155eadbb
[4/4] arm64: dts: qcom: sm8650: drop remaining polling-delay-passive properties
commit: 30235bb8b0487537ddd7dd4a480c907add6cd19b
Best regards,
--
Bjorn Andersson <andersson@kernel.org>
prev parent reply other threads:[~2025-02-26 13:40 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-03 13:23 Neil Armstrong
2025-02-03 13:23 ` [PATCH v4 1/4] arm64: dts: qcom: sm8650: drop cpu thermal passive trip points Neil Armstrong
2025-02-03 13:29 ` Konrad Dybcio
2025-02-03 13:23 ` [PATCH v4 2/4] arm64: dts: qcom: sm8650: setup gpu thermal with higher temperatures Neil Armstrong
2025-02-03 13:31 ` Konrad Dybcio
2025-02-03 13:53 ` Konrad Dybcio
2025-02-03 13:23 ` [PATCH v4 3/4] arm64: dts: qcom: sm8650: harmonize all unregulated thermal trip points Neil Armstrong
2025-02-11 13:34 ` Konrad Dybcio
2025-02-03 13:23 ` [PATCH v4 4/4] arm64: dts: qcom: sm8650: drop remaining polling-delay-passive properties Neil Armstrong
2025-02-26 13:40 ` Bjorn Andersson [this message]
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