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Fri, 13 Nov 2026 05:59:47 -0800 (PST) Received: from [192.168.226.72] ([178.235.128.140]) by smtp.gmail.com with ESMTPSA id 38308e7fff4ca-3ae2b76b6b1sm8150891fa.6.2026.11.13.05.59.45 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 13 Nov 2026 05:59:47 -0800 (PST) Message-ID: <182a6790-90ec-4083-8da2-14be30803740@oss.qualcomm.com> Date: Fri, 13 Nov 2026 14:59:44 +0100 X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 2/3] Input: synaptics-rmi4: Support drm_panel_follower To: Konrad Dybcio , Dmitry Torokhov , Rob Herring , Krzysztof Kozlowski , Conor Dooley , "Jason A. Donenfeld" , Matthias Schiffer , Vincent Huang , Bjorn Andersson Cc: linux-input@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org References: <20260911-topic-rmi4_panel_follower-v1-0-c1b2cf1cdb62@oss.qualcomm.com> <20260911-topic-rmi4_panel_follower-v1-2-c1b2cf1cdb62@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260911-topic-rmi4_panel_follower-v1-2-c1b2cf1cdb62@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMTEzMDA1NSBTYWx0ZWRfX01gcR0OQyYk4 mQquHCbF9M/vzQ2lVr7N+h8ihqQzsxJ5rXPuM1qmDzh3hY8HrvH1anIYzq1qLINiL5kTlW0MX3A lrkB6aljTpPYMeT8BwSW3bCUoplS2Z2JzWXAiIhzIKm2YvAfNeJT1HbJaWkePXOo7ciG+9y5rL8 wCzORH/v4HyoVHmF+/DZRzvnvnVOy1fTLUeo9+M2zzVhaL+IgrTSEcH/ALRzxx4ir4hK2zPpXEr p3ql8MdyTbvPiYyLWX8FnFfPHEjoBK7dtVGASXf+2VTgqdNuzKV0VY1hwriMaqje4KstxN1lMHc En3KFcvjDHFA/dfmIkpyiqHSSgP1YRcEkU6m6VXd3RgS1tc6DH+uGp5Mp1BImDG8UBXwRaX5VGM m++QGP6BpnqbJTn+96j3OcYZ9feKqzi6T6C8OEnM2FK5WbI52/8nffEer+e7L0yv8m35NApXyeT HaN2EgOxmMtk0RybDZQ== X-Proofpoint-ORIG-GUID: RCsLice1mK7bqE01-Ln3gHDDzVnJzrYi X-Proofpoint-Spam-Info: AW1haW4tMjYxMTEzMDA1NSBTYWx0ZWRfX5Pw7oKP39Ll3 UYKdvy3G6EDJn5sLNtI+Dk5TGl1/+bQ1slt/buisE67spwf5mIqF7vtuZzFExWNGeQWma/7CfWG s97AqCrvPylanyrHQucICAB9oO7RMrI= X-Proofpoint-GUID: RCsLice1mK7bqE01-Ln3gHDDzVnJzrYi X-Authority-Analysis: v=2.4 cv=SpIFe/O0 c=1 sm=1 tr=0 ts=6af717d5 cx=c_pps a=UgVkIMxJMSkC9lv97toC5g==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=zJRp6_cAMcgA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=eoimf2acIAo5FJnRuUoq:22 a=EUspDBNiAAAA:8 a=hBt2bvH4Q003rsbsdR0A:9 a=QEXdDO2ut3YA:10 a=1HOtulTD9v-eNWfpl4qZ:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.138,FMLib:17.12.100.49 definitions=2026-11-13_04,2026-11-11_03,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 priorityscore=1501 lowpriorityscore=0 adultscore=0 malwarescore=0 impostorscore=0 bulkscore=0 phishscore=0 spamscore=0 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2611040001 definitions=main-2611130055 On 9/11/26 3:18 PM, Konrad Dybcio wrote: > From: Konrad Dybcio > > Many RMI4 implementations are present on in-cell panels with very > tight power sequencing requirements, normally handled by the DRM panel > driver in Linux. > > If that doesn't take place first, the integrated touchscreen IC refuses > to work properly. > > Add support for drm_panel_follower to take care of that dependency. > > Assisted-by: LLM > Signed-off-by: Konrad Dybcio > --- It's been a while, since there has been no objections, can we go forward with this patch? It would help us remove a DT bindings violation in the qcom tree. Konrad