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Tue, 25 Aug 2026 05:25:14 -0700 (PDT) X-Received: by 2002:a17:902:ce8c:b0:2d6:2901:6265 with SMTP id d9443c01a7336-2d6dcaddacfmr124083815ad.2.1787660713917; Tue, 25 Aug 2026 05:25:13 -0700 (PDT) Received: from [192.168.1.16] ([106.222.229.34]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2d6768ba291sm27562625ad.64.2026.08.25.05.25.06 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 25 Aug 2026 05:25:13 -0700 (PDT) Message-ID: Date: Tue, 25 Aug 2026 17:55:05 +0530 Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v8 8/9] arm64: dts: qcom: monaco: Enable CDSP cooling To: Konrad Dybcio , Bjorn Andersson , Mathieu Poirier , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Daniel Lezcano , Amit Kucheria , Konrad Dybcio , "Rafael J. Wysocki" , Daniel Lezcano , Zhang Rui , Lukasz Luba , Manivannan Sadhasivam , Kees Cook , "Gustavo A. R. Silva" , cros-qcom-dts-watchers@chromium.org Cc: linux-arm-msm@vger.kernel.org, linux-remoteproc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, linux-hardening@vger.kernel.org, manaf.pallikunhi@oss.qualcomm.com, Dmitry Baryshkov References: <20260809-b4-qmi-tmd-v8-0-b15d47adc379@oss.qualcomm.com> <20260809-b4-qmi-tmd-v8-8-b15d47adc379@oss.qualcomm.com> <01cd0d90-2908-42cb-9ae8-29828d4c03a0@oss.qualcomm.com> Content-Language: en-US From: Gaurav Kohli In-Reply-To: <01cd0d90-2908-42cb-9ae8-29828d4c03a0@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Proofpoint-GUID: CNJNpeo6UxXDPewqTKrvE1R2ZeMLq-7X X-Proofpoint-ORIG-GUID: CNJNpeo6UxXDPewqTKrvE1R2ZeMLq-7X X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwODI1MDEwNSBTYWx0ZWRfXzJ3n6VIRF7uf Cw+Co5xXYyYknRlJaDJo6pj2bhHyi85rvxuSD4h1EBF1Od9ICxSTr22UjRaOLh637U0NAWzDFNi 8VmqG2iaRo2NWr4++TpYKU0kPh1kvtcelXxJ+225iR2mnlHEXPJ1xxvWKOFJSRl2/bqSCcSdGjP ZyJOsaFwBNJovMj6HYhXTyt64BpbiJx/vLm0we1QxnRre1t7KFoe9igduQ1s/iAf1tn1fFK8ajQ eDDqC6pFe6MJnIFMHSSyNLXLHYCyj0fFfbGquMejdq1QaY1l7g5ZRCPFXMqrEYCEAAWqR5LRFui cL44791uB3zwqbt83Csu5CGMUKOjswcBv75vflTSdNuhkDIKn3+ul2+881CqbyKi+nQsJ+UXxPm /k9frulrroaRfdQ30WL54/6ZYMoxFvEXXZvS1OtdTkMFyQym4URjSeKCQ5yjBCCS68d0llCtG0l iu4DWpNxTpGVB2bz1fQ== X-Authority-Analysis: v=2.4 cv=JJULdcKb c=1 sm=1 tr=0 ts=6a8d89ab cx=c_pps a=JL+w9abYAAE89/QcEU+0QA==:117 a=x3UvaR+l8cLCJ1uKBUlNag==:17 a=IkcTkHD0fZMA:10 a=Sv0fKeRqtYgA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=Um2Pa8k9VHT-vaBCBUpS:22 a=ctB7yVnqyLGUopViubUA:9 a=QEXdDO2ut3YA:10 a=324X-CrmTo6CU4MGRt3R:22 X-Proofpoint-Spam-Info: AW1haW4tMjYwODI1MDEwNSBTYWx0ZWRfXzRw0zBYQdjoe mwPPZntFU9OduBj+pwmV3wmBDFfGSOAreJKWUhMHaUm9pjilhtaTfTbCGISXrKr7nLpbv7BM/V8 CSEWaVEZlIwUhHbhlyOnu+rmMfPTrBs= X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-08-25_03,2026-08-24_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 phishscore=0 lowpriorityscore=0 clxscore=1015 spamscore=0 suspectscore=0 impostorscore=0 malwarescore=0 priorityscore=1501 adultscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2608250105 On 8/24/2026 7:49 PM, Konrad Dybcio wrote: > On 8/9/26 2:29 PM, Gaurav Kohli wrote: >> Unlike the CPU, the CDSP does not throttle its speed automatically >> when it reaches high temperatures in monaco. > > [...] > >> nsp-0-0-0-thermal { >> + polling-delay-passive = <200>; > > ..and here it's 200 - I really think there should be a single value > that makes sense, this seems no less than random Thanks for the review, Konrad. All targets added in this series use polling-delay-passive = <200> except Lemans, where the DTS already has polling-delay-passive = <10>. This series only adds the cooling maps there. As per internal profiling, 200 ms was chosen for remoteproc/QMI-based cooling. I can send a separate follow-up patch to normalize Lemans to 200 ms as well. > > Konrad