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[129.46.232.65]) by smtp.gmail.com with ESMTPSA id 6a1803df08f44-88d9623fe63sm117785366d6.10.2025.12.23.21.36.29 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 23 Dec 2025 21:36:33 -0800 (PST) Message-ID: <26536725-19fe-4aa6-8a33-8e2e39261cd4@oss.qualcomm.com> Date: Wed, 24 Dec 2025 13:36:26 +0800 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 1/3] media: dt-bindings: Add qcom,sm6150-camss To: Dmitry Baryshkov Cc: Krzysztof Kozlowski , 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> Content-Language: en-US From: Wenmeng Liu In-Reply-To: <3342fv43qdkmm66jgc63hho2kd3xn65p2fv3tyk3573izlxf7i@hgjsp2kwqyuh> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMjI0MDA0NSBTYWx0ZWRfX+WWoQXRzwK6M LERo53iV1XnIRDX1tt/SMsvDAMs7fQmtQmMA5Qu2c+s+tuGhHGKzSplzg1fJAu90e5VZO2LNklO EHb26ceJdd+bAW9AoXArnoL/oTaEHGKUCgOZKCc0970M/IjhEy7VTN/mgL1EazjjBfVU6ku2FmS GPIu8fqxbZvTxN8tNxppU+5QFQO+r4BbczK3B7bjnrcL4LliZoANjHL6id5OxEfxC6yVFoejn3N T3EgCMTwRhUH8bhF5E43riN/XrJPC6y5HzV28bhVfr1kKhpCaAeIlaA6QNZzt5ZSLjOy93eFhLf 1MZ6rFpvjwmv4q09gwSsi1/VFuSyi7HBpxSQTkEtn+lZBSjy7M/s2zAp5zNyS6C4U/HJ59XK7E0 KL8j5ndS+6KwbapjD9GuWDDhnCc+UblTU/qW9Evfq4ZvbzZf2SF5V4pr0R6IXlvlTWh6CIyhD4e hrx3IjGayuYOS8nBA7w== X-Proofpoint-GUID: WB7AVM_NPH_zdJFavP0J4E7JjcQ4Qj34 X-Proofpoint-ORIG-GUID: WB7AVM_NPH_zdJFavP0J4E7JjcQ4Qj34 X-Authority-Analysis: v=2.4 cv=brtBxUai c=1 sm=1 tr=0 ts=694b7be3 cx=c_pps a=HLyN3IcIa5EE8TELMZ618Q==:117 a=C3Dk8TwHQYyIj7nOf9RCJw==:17 a=IkcTkHD0fZMA:10 a=wP3pNCr1ah4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=Cv8wudomnPW4Owqv7AsA:9 a=QEXdDO2ut3YA:10 a=bTQJ7kPSJx9SKPbeHEYW:22 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_01,2025-12-22_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 suspectscore=0 spamscore=0 adultscore=0 priorityscore=1501 malwarescore=0 phishscore=0 lowpriorityscore=0 bulkscore=0 clxscore=1015 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2512120000 definitions=main-2512240045 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? Thanks, Wenmeng