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
next prev parent 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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