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[129.46.232.65]) by smtp.gmail.com with ESMTPSA id 6a1803df08f44-88d9a44e314sm123903666d6.49.2025.12.24.02.29.46 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 24 Dec 2025 02:29:51 -0800 (PST) Message-ID: <9edc9c94-762a-4688-b2ca-95900149bad9@oss.qualcomm.com> Date: Wed, 24 Dec 2025 18:29:43 +0800 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 1/3] media: dt-bindings: Add qcom,sm6150-camss To: Krzysztof Kozlowski , Dmitry Baryshkov Cc: Robert Foss , Todor Tomov , Bryan O'Donoghue , Vladimir Zapolskiy , Mauro Carvalho Chehab , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Andersson , Konrad Dybcio , linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20251222-sm6150-camss-v2-0-df8469a8343a@oss.qualcomm.com> <20251222-sm6150-camss-v2-1-df8469a8343a@oss.qualcomm.com> <20251223-pompous-inescapable-sponge-3fc9f0@quoll> <6b52d19e-8ff1-4bd6-b854-bcabccc7cd74@oss.qualcomm.com> <3342fv43qdkmm66jgc63hho2kd3xn65p2fv3tyk3573izlxf7i@hgjsp2kwqyuh> <26536725-19fe-4aa6-8a33-8e2e39261cd4@oss.qualcomm.com> <03a398f2-6108-49c6-aae0-77701fb066ea@kernel.org> Content-Language: en-US From: Wenmeng Liu In-Reply-To: <03a398f2-6108-49c6-aae0-77701fb066ea@kernel.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMjI0MDA5MCBTYWx0ZWRfX3REV0AuMhcKy o7rXVD6vDWq83lcMY5fLs4IqUTW0tFIdkBblT9yWd/f8U4vOpRp6v+dvarmclimxayZ2NdXvLzq UCzC8O3bfonDFE4mJVlhcPXmR/expax9VtClA1iR1jbl0Gss1YuPlTZe6CcFiJFIDHC9yWIHdNL WxWryDynzkHkA8BeOpciBczcfY+74pfUhSFGKsOuZquzYCZ5zlVfQ/Ag/fcT+XM8PWalpy08P46 QXXA8z7J0J3ANU4pQ9aW/X+T2093esoyrcy0CGrcKu+EJndwKjwvrfEw7O9qk7QaOWo7UFiMEAn M7q7othqicwuQyZfRJojwMlquhZkw8Dx2N7Ed6arNBgCTNdxEX4Vx/Tvofr/IpBz4ZXnHYtVCh7 TI0qRadzp1gNAaV0ymD+OhmeECCUiPZ1JKLRgEJ+zhRpOVNUFX8T+4IygAiFJYuJQyMRpVCnkEn xSXMLx6A9z/FW8TwsMA== X-Authority-Analysis: v=2.4 cv=IvATsb/g c=1 sm=1 tr=0 ts=694bc0a1 cx=c_pps a=qKBjSQ1v91RyAK45QCPf5w==:117 a=C3Dk8TwHQYyIj7nOf9RCJw==:17 a=IkcTkHD0fZMA:10 a=wP3pNCr1ah4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=Drdvf8unfrF7i_Y29A0A:9 a=QEXdDO2ut3YA:10 a=NFOGd7dJGGMPyQGDc5-O:22 X-Proofpoint-GUID: xajh2CuYgrDyMkO7LJkO7faI7RvShaAC X-Proofpoint-ORIG-GUID: xajh2CuYgrDyMkO7LJkO7faI7RvShaAC X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.100.49 definitions=2025-12-24_03,2025-12-22_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 clxscore=1015 bulkscore=0 malwarescore=0 impostorscore=0 suspectscore=0 priorityscore=1501 lowpriorityscore=0 spamscore=0 phishscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2512120000 definitions=main-2512240090 On 12/24/2025 5:46 PM, Krzysztof Kozlowski wrote: > On 24/12/2025 06:36, Wenmeng Liu wrote: >> >> >> On 12/24/2025 1:03 PM, Dmitry Baryshkov wrote: >>> On Wed, Dec 24, 2025 at 12:31:33PM +0800, Wenmeng Liu wrote: >>>> >>>> >>>> On 12/24/2025 12:21 PM, Dmitry Baryshkov wrote: >>>>> On Wed, Dec 24, 2025 at 11:18:02AM +0800, Wenmeng Liu wrote: >>>>>> >>>>>> >>>>>> On 12/23/2025 9:38 PM, Krzysztof Kozlowski wrote: >>>>>>> On Mon, Dec 22, 2025 at 04:28:39PM +0800, Wenmeng Liu wrote: >>>>>>>> + interconnects: >>>>>>>> + maxItems: 4 >>>>>>>> + >>>>>>>> + interconnect-names: >>>>>>>> + items: >>>>>>>> + - const: ahb >>>>>>>> + - const: hf0_mnoc >>>>>>>> + - const: hf1_mnoc >>>>>>> >>>>>>> Same comments as before, do not invent names. >>>>>> >>>>>> <&mmss_noc MASTER_CAMNOC_HF0 QCOM_ICC_TAG_ALWAYS >>>>>> &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>, >>>>>> <&mmss_noc MASTER_CAMNOC_HF1 QCOM_ICC_TAG_ALWAYS >>>>>> &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>, >>>>>> >>>>>> This platform(qcs615) is different from others. It has two types of sf, >>>>>> namely sf0 and sf1. >>>>>> The same as it is: >>>>>> sc7180 sc8180x sdm670 sdm845 sm8150 >>>>>> Do you have any suggestions about this? >>>>> >>>>> Which _names_ are used on other platforms? This question is quite clear >>>>> from Krzysztof's comment. >>>> >>>> The platform mentioned above either has no camss ICC node or no support for >>>> CAMSS on the upstream, so this is a new one. >>> >>> I did a quick look for you. >>> >>> kodiak, lemans, monaco: ahb, hf_0 >>> >>> x1e80100: ahb, hf_mnoc, sf_mnoc, sf_icp_mnoc >>> sm8650: ahb, hf_mnoc >>> agatti: ahb, hf_mnoc, sf_mnoc >>> sm8550: ahb, hf_0_mnoc >>> >>> sc8280xp: cam_ahb, cam_hf_mnoc, cam_sf_mnoc, cam_sf_icp_mnoc >>> sm8250: cam_ahb, cam_hf_0_mnoc, cam_sf_0_mnoc, cam_sf_icp_mnoc >>> sdm660: vfe-mem >>> >>> I'd obviously hope for some unification here. Other than that, we have >>> two clean winners: KLM and X Elite+SM8650+Agatti. Yours proposal is >>> different from either of the options. In fact, none of the platforms >>> have the same _approach_ as yours. Why? >>> >> >> Yes, you're right. >> But none of the above cases involved having two hf_mnoc simultaneously, >> so do you have any good suggestions for handling such a situation? > > And this is your answer to use completely different style? This makes no > sense. > > This is your logic: > 1. If there is one HF, I will add underscore. > 2. If there is more than one HF, I will remove underscore. > > This makes absolutely NO SENSE. > Would it make sense to use hf_0_mnoc and hf_1_mnoc to differentiate the two paths? Thanks, Wenmeng