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([2a01:cde0:108:24ed:2206:62e9:bbc4:c360]) by smtp.gmail.com with ESMTPSA id 956f58d0204a3-6692c95ca34sm1627738d50.17.2026.07.30.09.41.22 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 30 Jul 2026 09:41:27 -0700 (PDT) Message-ID: Date: Thu, 30 Jul 2026 18:41:20 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v6 6/9] arm64: dts: qcom: lemans: Enable CDSP cooling To: Gaurav Kohli , Bjorn Andersson , Mathieu Poirier , Rob Herring , Krzysztof Kozlowski , Conor Dooley , 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: <20260727-b4-qmi-tmd-v6-0-973cd3a226af@oss.qualcomm.com> <20260727-b4-qmi-tmd-v6-6-973cd3a226af@oss.qualcomm.com> Content-Language: en-US From: Daniel Lezcano In-Reply-To: <20260727-b4-qmi-tmd-v6-6-973cd3a226af@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Authority-Analysis: v=2.4 cv=V4tNF+ni c=1 sm=1 tr=0 ts=6a6b7eb9 cx=c_pps a=VEzVgl358Dq0xwHDEbsOzA==:117 a=xqWC_Br6kY4A:10 a=IkcTkHD0fZMA:10 a=RAioF0-LDSMA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=ZpdpYltYx_vBUK5n70dp:22 a=EUspDBNiAAAA:8 a=Oo7k-GI02y8c9wmTVmcA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 a=uujmmnXaIg8lM0-o0HFK:22 X-Proofpoint-GUID: L9DRAco7R7iyyGy__pKkbbBGeWnVmspQ X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNzMwMDEyNSBTYWx0ZWRfX06ruY9huHTZz +ipX7GO2p0Ea1q9055JhGwtvhT0acMRMrBEcxLFKgB5wljLgRRLDxM0n7U+fGJBxP+BX1vp2JPz S+MArsTPsdnCWb7Jn9eZaHAEk4JrXeNvtY7oipvDiPMN8stX0v4CcJnNpltcIg+wGRiet3gW/pd IQXxiB3gVLtIuunRUAblNNdG7ivKjfjFTNyr3jBTplCCOuM8GT98LNicGHCYN2VOtgSer+0R+r0 nFWPePQAdEgI4shz81cp2EALL4zFUoAyM2Nb+aL3TPTFWA+2EC1d/2eX0JtqFn4ZFyOLJelioFm AkVDGGe5cGku7D9yV1d0KFB+DZ6rBMj92Ma3MHeJqhNKlX53JzAKw8QPopvc1GZiO8e0LeUqSy9 qC1FrUBgmUzColaQ5/EltyP0id23uxQFlFD3Fd+FOKKF6DI4Oa7sNl06qoa6fZ6cicOkJqvgRpe QbCri0/8SzVH68byoWw== X-Proofpoint-Spam-Info: AW1haW4tMjYwNzMwMDEyNSBTYWx0ZWRfX8tlHOaVdakUG YtnnOfoOL8K+WYumgMZ9glgO8MJ3h9ZN+JHAqcDO0aTAGHUvDFrGT5w2LpQKUcH6+Xa4DMxpSdj hDNZ3TcxoBufhndNQaUbYM9zDCKelzs= X-Proofpoint-ORIG-GUID: L9DRAco7R7iyyGy__pKkbbBGeWnVmspQ X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-07-30_05,2026-07-30_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 bulkscore=0 impostorscore=0 suspectscore=0 phishscore=0 adultscore=0 spamscore=0 priorityscore=1501 lowpriorityscore=0 malwarescore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2607300125 On 7/27/26 16:22, Gaurav Kohli wrote: > Unlike the CPU, the CDSP does not throttle its speed automatically > when it reaches high temperatures in lemans. > > Set up CDSP cooling for both instances by throttling the cdsp, when > it reaches 105°C. > > Reviewed-by: Dmitry Baryshkov > Signed-off-by: Gaurav Kohli > --- Reviewed-by: Daniel Lezcano A side note, not related to these changes. The passive polling intervals look very short (10ms) on this platform, may be worth to double check these values in the future