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From: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
To: Dipa Ramesh Mantre <dipa.mantre@oss.qualcomm.com>,
	Bjorn Andersson <andersson@kernel.org>,
	Mathieu Poirier <mathieu.poirier@linaro.org>,
	Konrad Dybcio <konradybcio@kernel.org>,
	Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>
Cc: linux-arm-msm@vger.kernel.org, linux-remoteproc@vger.kernel.org,
	linux-kernel@vger.kernel.org, devicetree@vger.kernel.org,
	gaurav.kohli@oss.qualcomm.com
Subject: Re: [PATCH 2/2] arm64: dts: qcom: shikra: Enable CDSP & Modem cooling
Date: Tue, 20 Oct 2026 13:59:00 +0200	[thread overview]
Message-ID: <372be891-fa8b-4d17-a9d4-2d7becf1ad8f@oss.qualcomm.com> (raw)
In-Reply-To: <20260911-shikra_qmi_tmd-v1-2-96c1cca82f30@oss.qualcomm.com>

On 9/11/26 7:03 AM, Dipa Ramesh Mantre wrote:
> Unlike the CPU, the CDSP/Modem does not throttle its speed automatically
> when it reaches high temperatures in shikra.
> 
> Set up CDSP/Modem cooling by throttling the CDSP and modem when they
> reach 115°C using the QMI TMD cooling device framework.
> 
> Signed-off-by: Dipa Ramesh Mantre <dipa.mantre@oss.qualcomm.com>
> ---

[...]

> -				nsp-critical {
> +				nsp_alert1: nsp-alert1 {
>  					temperature = <115000>;
> +					hysteresis = <5000>;
> +					type = "passive";
> +				};

No "hot" points? And no throttling at all until 115?

> +
> +				nsp-critical {
> +					temperature = <118000>;
>  					hysteresis = <0>;
>  					type = "critical";
>  				};
>  			};
> +
> +			cooling-maps {
> +				map0 {
> +					trip = <&nsp_alert1>;
> +					cooling-device = <&remoteproc_cdsp QCOM_TMD_CDSP_SW
> +							 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;

Please align the arguments so that we have:

<&foo bar
 FOO BAR>

instead of

<&foo bar
FOO BAR>


Konrad

  reply	other threads:[~2026-10-20 11:59 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-11  5:03 [PATCH 0/2] Add QMI TMD based cooling support for the Shikra CDSP and Modem Dipa Ramesh Mantre
2026-09-11  5:03 ` [PATCH 1/2] remoteproc: qcom_q6v5_pas: Add QMI TMD cooling support for Shikra Dipa Ramesh Mantre
2026-10-01  4:30   ` Gaurav Kohli
2026-09-11  5:03 ` [PATCH 2/2] arm64: dts: qcom: shikra: Enable CDSP & Modem cooling Dipa Ramesh Mantre
2026-10-20 11:59   ` Konrad Dybcio [this message]
2026-10-20 12:52   ` Abel Vesa

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