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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b078334e86fsm158892366b.56.2025.09.10.05.21.43 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 10 Sep 2025 05:21:45 -0700 (PDT) Message-ID: <1f979b86-b45a-46dc-b926-64f5b1b84f7b@oss.qualcomm.com> Date: Wed, 10 Sep 2025 14:21:42 +0200 Precedence: bulk X-Mailing-List: linux-leds@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v5 4/4] arm64: dts: qcom: sc8280xp-x13s: enable camera privacy indicator To: Aleksandrs Vinarskis , Hans de Goede , Lee Jones , Pavel Machek , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bryan O'Donoghue , Jingoo Han , Mauro Carvalho Chehab , Jean-Jacques Hiblot , Jacopo Mondi , Sakari Ailus , Bjorn Andersson , Konrad Dybcio , Daniel Thompson Cc: linux-leds@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org, threeway@gmail.com, Andy Shevchenko References: <20250910-leds-v5-0-bb90a0f897d5@vinarskis.com> <20250910-leds-v5-4-bb90a0f897d5@vinarskis.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20250910-leds-v5-4-bb90a0f897d5@vinarskis.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-ORIG-GUID: La3KJaY7G3XCCn0k9XE52Oqo5qHth7nb X-Proofpoint-GUID: La3KJaY7G3XCCn0k9XE52Oqo5qHth7nb X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwOTA2MDAyNCBTYWx0ZWRfX4EFsMbnGF84s WrMwxJfZhBLA2mPLdfk55wA6pBIzQXgsxSqPBRMGdkUX2YD8NNYjIK4ordUgmJWJMRb26wIsIIk yoPbsgt/+tRyi84GEMc/YxeKH7UH5liYA+NcXipE5ZUq8oY1d5vc5RUV/9At038XNKVv4T82WGa 7Zzlt70qJaGDpuTsNlFicMBcdjxdfl+C3RmrzCUrtLGHO185+tY48yA4SSVruAqDSOxFnIxGtZc MSpdbb6+ht4DDFc/koz1rWrJQ/HYJvMxI4+ap8OdZsrm6kfL8atZlBn7bbUMuYUjLg3j8xt34Tp PaHWoUgcZbAw8iJXn+XzprkBbxNUo3dwepg6cBkUVjV3IbDIlT7ZJo/t7SSP+wJdacv8lR8aRyk F6LF++TG X-Authority-Analysis: v=2.4 cv=QeFmvtbv c=1 sm=1 tr=0 ts=68c16d5c cx=c_pps a=mPf7EqFMSY9/WdsSgAYMbA==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=yJojWOMRYYMA:10 a=I76Qk8w-AAAA:8 a=EUspDBNiAAAA:8 a=q3hGUckLsqYRD40seJgA:9 a=QEXdDO2ut3YA:10 a=dawVfQjAaf238kedN5IG:22 a=vUPM0Wvl0xcrLs4nqPIT:22 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=2025-09-10_01,2025-09-10_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 priorityscore=1501 clxscore=1015 spamscore=0 impostorscore=0 bulkscore=0 suspectscore=0 adultscore=0 malwarescore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2507300000 definitions=main-2509060024 On 9/10/25 2:01 PM, Aleksandrs Vinarskis wrote: > Leverage newly introduced 'leds' and 'led-names' properties to pass > indicator's phandle and function to v4l2 subnode. The latter supports > privacy led since couple of years ago under 'privacy-led' designation. > Unlike initially proposed trigger-source based approach, this solution > cannot be easily bypassed from userspace, thus reducing privacy > concerns. > > Signed-off-by: Aleksandrs Vinarskis > --- Reviewed-by: Konrad Dybcio Konrad