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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b0474be5e99sm30772166b.94.2025.09.03.06.10.53 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 03 Sep 2025 06:10:56 -0700 (PDT) Message-ID: <99820dc6-942a-4aca-911e-cc68834e41f0@oss.qualcomm.com> Date: Wed, 3 Sep 2025 15:10:52 +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] media: dt-bindings: qcom,sm8550-iris: Do not reference legacy venus properties To: Krzysztof Kozlowski , Vikash Garodia , Mukesh Ojha Cc: Dikshita Agarwal , Abhinav Kumar , Bryan O'Donoghue , Mauro Carvalho Chehab , Rob Herring , Krzysztof Kozlowski , Conor Dooley , linux-arm-msm@vger.kernel.org, linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20250823155349.22344-2-krzysztof.kozlowski@linaro.org> <20250825113734.iekrgyvctamhb5y7@hu-mojha-hyd.qualcomm.com> <05d40a3b-cc13-b704-cac7-0ecbeea0e59d@quicinc.com> <46f5d11d-8bed-4d01-9151-35a24cdacfa5@linaro.org> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <46f5d11d-8bed-4d01-9151-35a24cdacfa5@linaro.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwOTAzMDExNyBTYWx0ZWRfX+lmzmfJv89zH tS9lqYtztZ346y+IHf8OQMlMj7kW/xCxyrMunXJzWsD2Yoxfh5bgonpp5QSFL+kOliLDLbJyqE1 LMM5jkeeohQvR2XCEXdf587PiCMTGbNNtfwxfXiycsbmJ/Th7AGGaAv3Kb/5GzV8Gmw8yYa26Qe LeN0KBC4D2qpJYjMF8x7+UsbcnxXprZyvTzi8TqmRSj3oZ89TeqlqAGgISdJwo73UXuzqytiqZf dAiyG8aTYAQNyjITaIBVi5H+V4qszB7/JPFQdeiK9UsRUeEDZqaABX4qUAsXWirrk+SMniWrqiW CkDt1lRpElARIJog4dVrEmDfbAwz5AyIuM6RXTQWqaVNkA4y9Jzh3wgJcGbCSUnSTXocq2FSoLM Qb4M4qLH X-Authority-Analysis: v=2.4 cv=a5cw9VSF c=1 sm=1 tr=0 ts=68b83e62 cx=c_pps a=mPf7EqFMSY9/WdsSgAYMbA==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=yJojWOMRYYMA:10 a=PnLdOiXTK5e15ukaaVEA:9 a=QEXdDO2ut3YA:10 a=dawVfQjAaf238kedN5IG:22 X-Proofpoint-GUID: FWraa6mjdnfONoskD83T1Hetw8wnJ8zh X-Proofpoint-ORIG-GUID: FWraa6mjdnfONoskD83T1Hetw8wnJ8zh X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1117,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-09-03_07,2025-08-28_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 suspectscore=0 clxscore=1015 bulkscore=0 priorityscore=1501 phishscore=0 impostorscore=0 adultscore=0 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2507300000 definitions=main-2509030117 On 8/28/25 3:57 PM, Krzysztof Kozlowski wrote: > On 28/08/2025 15:49, Vikash Garodia wrote: >>>> >>>> Whether removing will not break any ABI as initial binding enables the IRIS >>>> related code to use video-firmware, now we are removing it. >>>> I believe, removing binding always break ABI ? or is it depend on driver >>>> code not using it ? >>> >>> There is no single user of this, out of tree (I briefly checked) and >>> in-tree, so there is no ABI impact. I am changing the documentation of >>> the ABI, but there is no actual ABI break because impact is 0. >>> >> >> My understanding here is that the interface "video-firmware" is already defined >> in the binding. There could be possible out-of-tree users of it, might not be > > There are no such. I believe the confusion here comes from the requirement that was set out for the iris driver to support existing (venus-supported) platforms without binding alterations Bindings for SM8550 Iris (as in, the hardware block) only came out with the iris driver, so there was no legacy to support in this case Konrad