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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-611ed4c1830sm602759a12.69.2025.07.11.03.11.13 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 11 Jul 2025 03:11:15 -0700 (PDT) Message-ID: <7335064d-60ee-4045-a119-082daf89464f@oss.qualcomm.com> Date: Fri, 11 Jul 2025 12:11:12 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v5 1/5] dt-bindings: arm: Add CoreSight QMI component description To: Jinlong Mao , Suzuki K Poulose , Mike Leach , James Clark , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Alexander Shishkin , Bjorn Andersson , Konrad Dybcio Cc: coresight@lists.linaro.org, linux-arm-kernel@lists.infradead.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20250424115854.2328190-1-quic_jinlmao@quicinc.com> <20250424115854.2328190-2-quic_jinlmao@quicinc.com> <6b286132-1c56-43c1-a61e-0e067a73b615@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-Spam-Details-Enc: AW1haW4tMjUwNzExMDA3MiBTYWx0ZWRfX6zg9+DwBrTZm G26j4httMuXBbOarRBJ+KtKqZLer4uGgi9obZTDfai65L1fDM6EwLuC2A4pDfw2WJzZLVlcVy/g DR6TmLJW6JpFzw2Qf4qBA2NB6UHAgrCZui0HDmBjfXI7lZsWHwyM/ze/sfwOSwVpEiujzdt4NWF 3/NrY0YvmForricWp9Ywv1dTquAVmXQNm25U5yEZSKXD1/a2ODtIYfhfDSUVF5UUUI3kz+OpAvc d+DIPyQnkhSqsC+nNOTBJ+FTcX09oDHGpnYENnsoteToVjhAJtb0a1rXgT9VWk9a0Q0KnFikUf1 DFjtwZG6tckLCPhyY2ocql9/aqOBE1wrL1tqIa9YGmSaSPjUV5JvcLTOOlujqnShsRKEIoOntrJ CDWg5OD4qtNSxcApVs/wz+15Xh1ubsFgJwlGozzm7H9xD6qNkXu/Teg5sLvUx6HyfAZbflqj X-Authority-Analysis: v=2.4 cv=QM1oRhLL c=1 sm=1 tr=0 ts=6870e345 cx=c_pps a=wEM5vcRIz55oU/E2lInRtA==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=Wb1JkmetP80A:10 a=NEAV23lmAAAA:8 a=COk6AnOGAAAA:8 a=tkMjx__ORyt4N1e9db8A:9 a=QEXdDO2ut3YA:10 a=OIgjcC2v60KrkQgK7BGD:22 a=TjNXssC_j7lpFel5tvFf:22 X-Proofpoint-ORIG-GUID: VjQPtRYO2L9spLULTAPyi8UsNocrm5pt X-Proofpoint-GUID: VjQPtRYO2L9spLULTAPyi8UsNocrm5pt X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.1.7,FMLib:17.12.80.40 definitions=2025-07-11_03,2025-07-09_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 impostorscore=0 malwarescore=0 suspectscore=0 lowpriorityscore=0 priorityscore=1501 bulkscore=0 adultscore=0 mlxscore=0 phishscore=0 mlxlogscore=999 spamscore=0 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2505280000 definitions=main-2507110072 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250711_031118_473606_DE44EBD0 X-CRM114-Status: GOOD ( 14.08 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 7/10/25 1:03 PM, Jinlong Mao wrote: > > > On 2025/4/25 4:30, Konrad Dybcio wrote: >> On 4/24/25 1:58 PM, Mao Jinlong wrote: >>> Add new coresight-qmi.yaml file describing the bindings required >>> to define qmi node in the device trees. >>> >>> Signed-off-by: Mao Jinlong >>> --- >> >> Is the service-id hardcoded/well-known? If so, we can drop >> this devicetree node and create a new platform device (& probe the >> related driver) based on the presence of qcom,qmi-id that you add >> in patch 3 >> >> Konrad > > service-id is not hardcoded. Different qmi connections will have > different service ids. FWIW the OSS qrtr-lookup utility only lists the one you included in the example.. I'm not saying this list is exhaustive, but I'd like you to provide a counter-example. https://github.com/linux-msm/qrtr/blob/master/src/lookup.c#L71 Konrad