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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b93c9fc1808sm113845866b.62.2026.03.03.03.41.45 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 03 Mar 2026 03:41:47 -0800 (PST) Message-ID: <0b95b756-eb56-4b45-9c43-21379f1bdb58@oss.qualcomm.com> Date: Tue, 3 Mar 2026 12:41:44 +0100 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 v2 2/2] arm64: dts: qcom: sc7280: Drop aggre{1,2}_noc QOS clocks on Herobrine To: Brian Norris , Jorge Ramirez-Ortiz , Sumit Garg Cc: Bjorn Andersson , Konrad Dybcio , Georgi Djakov , Odelu Kukatla , cros-qcom-dts-watchers@chromium.org, Conor Dooley , linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, Krzysztof Kozlowski , Rob Herring , Douglas Anderson , devicetree@vger.kernel.org References: <20250825155557.v2.1.I018984907c1e6322cf4710bd1ce805580ed33261@changeid> <20250825155557.v2.2.Idebf1d8bd8ff507462fef9dc1ff47e84c01e9b60@changeid> <90b13660-1844-4701-8e63-7fde2f093db0@oss.qualcomm.com> <8d334226-b8a3-4e22-9257-e6aa60fe2d47@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-GUID: 1Cr_7OAS74noCApgdodKIppGRr3QR3Ab X-Proofpoint-ORIG-GUID: 1Cr_7OAS74noCApgdodKIppGRr3QR3Ab X-Authority-Analysis: v=2.4 cv=A75h/qWG c=1 sm=1 tr=0 ts=69a6c8fc cx=c_pps a=UgVkIMxJMSkC9lv97toC5g==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=Yq5XynenixoA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=rJkE3RaqiGZ5pbrm-msn:22 a=rqkR2MkYeUT9DoRLdnMA:9 a=QEXdDO2ut3YA:10 a=1HOtulTD9v-eNWfpl4qZ:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMzAzMDA5MCBTYWx0ZWRfXxg7Dmdr7dIvV tAofYCt4aYzYxvaVXeWP1sxzPtJkDbdILtswOGptfSctGJQ+/i9tYfX0SOpr0XksY4L1kXIoPs4 WDcEFXP7CiaRxGgUZ94HFkl+UHceeNcEgyB1jh1VOF9hTkt5JfWLSvKoUsioKOJDGiLUVcNbmNv hTWo6+p3SLJvEMgOXRbnAOimt7bUUIOyyeIXuRauHp0OTqV5XDQUN23USEVyhv7AKNbqqQMKOuc ERylAEPxNuXaz15UNHtFhNjJ6AvZ3Ob6Tic1FO/amqeNm9lhbc57tpehATP25tRy5ApJf1hMWrv hY0CHfS7wuC4kqE0tfMbwN4+zM9zJRBF7TiseoKXnYBXNi9Xf3GA41qq8MI3aI5fpGGniYjLBnE RRRzwdgaqmWznKYxLjtWpr8v9ib46MGzIeAio5csrp3CDChMtq4GTV7GIvmTSoSmzvhdeBVpet8 4oCCoJxWIvp/g3Q4Cbw== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-03-02_05,2026-03-03_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 spamscore=0 lowpriorityscore=0 suspectscore=0 phishscore=0 adultscore=0 clxscore=1015 bulkscore=0 malwarescore=0 priorityscore=1501 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2602130000 definitions=main-2603030090 On 3/2/26 10:31 PM, Brian Norris wrote: > Hi Konrad, > > On Tue, Feb 17, 2026 at 11:46:19AM +0100, Konrad Dybcio wrote: >> On 1/9/26 1:33 AM, Brian Norris wrote: >>> Hi Konrad, >>> >>> On Fri, Sep 12, 2025 at 12:37:29PM -0700, Brian Norris wrote: >>>> On Fri, Sep 12, 2025 at 03:10:16PM +0200, Konrad Dybcio wrote: >>>>> As I attempt to find a board that would boot with your sw stack, >>>>> could I ask you to check if commenting any of the three writes in >>>>> >>>>> drivers/interconnect/qcom/icc-rpmh.c : qcom_icc_set_qos() >>>>> >>>>> specifically causes the crash? >>>>> >>>>> FWIW they're supposed to be independent so you don't have to test >>>>> all possible combinations >>>> >>>> It seems as if any one of them will cause the crash. I had to comment >>>> out all 3 to avoid crashing. >>> >>> I'm curious if you had any follow-up here. Are you still looking for an >>> alternative to this patch? >> >> Sorry Brian, it seems like all the "ready to grab" firmware image links >> for this platform are dead where I would normally look, which prevented >> me from being able to poke at this.. > > I'll say, I'm not really surprised. The firmware here is probably not in > any maintained nor widely used state. > >> Would there happen to be another place where I can grab them from, >> perhaps some CrOS CI? > > I don't really know of one right now. I expect the CI is not active. > > To speak practically here: there are likely no real users of this > development board, and if I'm the only one actively trying to use it > with upstream Linux as a development vehicle, I can simply carry this > change locally. It's probably not worth a lot of people bending over > backward for it, unless I'm wrong and there are more people using it. I > was just hopeful that I could reduce some friction for myself, and the > limited (possibly zero) population who might also run into problems > here. > > Unless you really want to move forward, I'll move this from my mental > back burner to cold storage :) I'd really like to get to the bottom of this, especially since TF-A support for this SoC lives on.. +Jorge & Sumit who are working on this maybe you can repro/find the culprit Konrad