From nobody Mon Oct 6 15:14:23 2025 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 65371204866 for ; Sat, 19 Jul 2025 10:58:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.168.131 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752922699; cv=none; b=ezPQVFcp40GpJxRAyDkSq6Zdu5f5eXZOyWOoA6BW1qFDXbI5nGTdfzURRn6YqSPL7lBpeQ6D2GIIva+M4Sm/DVK9OAYfiP84g/3/llMZZeYzjWDl+3/bd2WhJmABCIQduHb+pGQ+A5TmuGdeNRe8uIlNNa4DbP79G6QXvm7Ye+Q= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752922699; c=relaxed/simple; bh=8lSraB1kCKp6zUtc5twvZ/O8hG+ysE1xMp6SG4owxpI=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:To:Cc; b=NkMaeUBeyJi36E9E9eTVM77JK+/D7g01A5SD231I/MdV+3D1sqHPESIvoaNgZ1gLPeZK3vvaGy2d/S4JlvqTjkybttBSPKjtWdnnRbW61VlZXqKKRm/LzVywwtl+jCU0eB+pdj9IUFrgdDLECiDxGDBFWIbrDF4Crv1vDH5roOw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=oss.qualcomm.com; spf=pass smtp.mailfrom=oss.qualcomm.com; dkim=pass (2048-bit key) header.d=qualcomm.com header.i=@qualcomm.com header.b=LfJfo+kU; arc=none smtp.client-ip=205.220.168.131 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=oss.qualcomm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=oss.qualcomm.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=qualcomm.com header.i=@qualcomm.com header.b="LfJfo+kU" Received: from pps.filterd (m0279865.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 56J4F3VJ024820 for ; Sat, 19 Jul 2025 10:58:17 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=qualcomm.com; h= cc:content-transfer-encoding:content-type:date:from:message-id :mime-version:subject:to; s=qcppdkim1; bh=TLTt+Kgzxpnjy4kQuQffEI bf+wnIGYH4UxSlHglzY1s=; b=LfJfo+kUy5MO8WMEi54kJwS/pUpeyHOOi+JPg3 k66BvGATJtKnxbH7JcvO/XY4LTGF/8rLpilBYpaF128Df17cWnU281NAjM9eToDi upXUb+1Ul8OFJruvidT/Aa72oqhsQM9Q8f1ZZyRbw0t1Z/+L2EzmPp4sb7uKRXUg Qd+qs+oaFBl9hm30Xj/h22i/AdhWGJ0ZjMf0LDJ8I7bNdCNp9oGqKf6y2UAnAdyL EzzP4aebhgzZ1pkphhIEaJjTInVbnxuDNVPP/BLjx+DT7HK01pex48U692ukRIQ/ EdXEFXtghiQplAjjO3iIIFL9KYcQYxHrDDF8pkGKaxz+wMOw== Received: from mail-qk1-f199.google.com (mail-qk1-f199.google.com [209.85.222.199]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 48045vrgrv-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT) for ; Sat, 19 Jul 2025 10:58:17 +0000 (GMT) Received: by mail-qk1-f199.google.com with SMTP id af79cd13be357-7e2e237fb4eso509679285a.2 for ; Sat, 19 Jul 2025 03:58:17 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1752922696; x=1753527496; h=cc:to:message-id:content-transfer-encoding:mime-version:subject :date:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=TLTt+Kgzxpnjy4kQuQffEIbf+wnIGYH4UxSlHglzY1s=; b=fiFyJv4Z6x2pIFeDcHPNdoRclAPUDp1O8nMAUCF2YUpxDpiPodGFfklAnbQnEQrv/E +aHL/rW5FVK2EQBHvT4Nk0xf/FkchMXCb29dMI8JhRYEDSJejNPUyV/MmscAWBjmW+As eNE/GbINjI9Jry52yvHcYTFYla1Sohuwt2+qQ8Ecy3u9yyfTAtoAgJi8aNrmeSrYpk0w alqDZklnxg0XKio+j2vDFYYxqW8uYOpl95fP4waSAQX5/uUoBYpxfVy1RXAVnY7x9/H9 ji6UDmmIzdOIEeQYPUHGnvtfeu/GZMbmNAyCngGjfKW9216COPEsld3jZ0pQ23NtOrfQ +Rcg== X-Forwarded-Encrypted: i=1; AJvYcCVPSgUIm3SN0YozkKQSOfp8LANSjlCPcfYgrIhZzvVfDv7MKn8p8tMzm2Hf+XJz3CaETkcvtC4vDmgP2XQ=@vger.kernel.org X-Gm-Message-State: AOJu0YzPL6AfpHmwgC9xqnekgA8z9POK8wa7jkyE8WIqMazuT7ggh/lf TWwKac9tFtztF0v2WdxNzhWemZ3V9yawOx6A1FHFRaNCeL8r3Q/UBMkOoMEd36EVyk/izV033xa KV9zPS6j57IOoW0EMo/WEJ+l4AAG2Zb5sW8WUL1pXvM5hkSeuy+NzEEoM3bawe3IUm34= X-Gm-Gg: ASbGnctUcnTJsNkO0sqehAJLPUdR/vuZCpA9JA7IBSJr6Bik1MeWWda1g/hyQqbIIfp P7yXdxBLMgcyHDCua1RbuNctjakW3kjPqRnjIqu79rzYionIc2UVyHXHCUwo44jhu81DdFSrQJM i+PpUJjbdo/fgPwGwmfTavsV04NIei85AtFhsg0pfpOI4+UHHu+RmqLK2Uhjsidvio3843k3vIs 1EU8fG1amc4oRb5law9fR1BaK/I4GUoZxD8fYJ5zz8luzJd04S6nmFoR1J8F/T7HAwQD+nn2MUv w4piji/Das2EDy4IhKFCnoeidoZWLGa+nz+xTc4APqBy9kUznogYX9EMhi8VbcKSX09bqZoXjsJ SXFUGF8ok79st2k++AGbFIYBotNUV9E8Uctm9ku911giGgdfJBm4G X-Received: by 2002:a05:620a:6284:b0:7d4:4d55:98fb with SMTP id af79cd13be357-7e34d8bfd12mr1478665185a.3.1752922695859; Sat, 19 Jul 2025 03:58:15 -0700 (PDT) X-Google-Smtp-Source: AGHT+IEY0BHGOUuRUEUNYu555xldgxXmsl3zB0WiVhHizMQZ5e5kr22rMsp4Q/6NKtVVaCuJYMoqRw== X-Received: by 2002:a05:620a:6284:b0:7d4:4d55:98fb with SMTP id af79cd13be357-7e34d8bfd12mr1478662585a.3.1752922695382; Sat, 19 Jul 2025 03:58:15 -0700 (PDT) Received: from umbar.lan (2001-14ba-a0c3-3a00-264b-feff-fe8b-be8a.rev.dnainternet.fi. [2001:14ba:a0c3:3a00:264b:feff:fe8b:be8a]) by smtp.gmail.com with ESMTPSA id 2adb3069b0e04-55a31ab0fe9sm676876e87.80.2025.07.19.03.58.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 19 Jul 2025 03:58:14 -0700 (PDT) From: Dmitry Baryshkov Date: Sat, 19 Jul 2025 13:58:13 +0300 Subject: [PATCH] drm/display: bridge-connector: correct CEC bridge pointers in drm_bridge_connector_init Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250719-fix-cec-bridges-v1-1-a60b1333c87d@oss.qualcomm.com> X-B4-Tracking: v=1; b=H4sIAER6e2gC/x2MywqAIBAAfyX23IJPjH4lOpRuthcLhQjEf086D sxMhUKZqcA8VMj0cOErdZDjAP7cUiTk0BmUUFY4OeHBL3ryuGcOkQoqY4PWJmgnFfTqztSV/7i srX3qnAwgYQAAAA== X-Change-ID: 20250718-fix-cec-bridges-245d334d3712 To: Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Luca Ceresoli X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=1912; i=dmitry.baryshkov@oss.qualcomm.com; h=from:subject:message-id; bh=8lSraB1kCKp6zUtc5twvZ/O8hG+ysE1xMp6SG4owxpI=; b=owEBbQGS/pANAwAKAYs8ij4CKSjVAcsmYgBoe3pFCOEKIovqef4ooqEXsqP2R6UNGa6ufod0q Oro9jU0JAWJATMEAAEKAB0WIQRMcISVXLJjVvC4lX+LPIo+Aiko1QUCaHt6RQAKCRCLPIo+Aiko 1RtLB/wLKH70sl5ZQ72UOzH4bw8bJGnyUEqW471tIUtv3DgpZjr1XUHLDBZ0R/8ePIo4M7nLh4d ojyuXRZnESUnK8NEorvFsLzwrpcZoaa/rokSw7fCc8gPsh64T8aSqqqm9PnsbNkSOx/JF6736Ta WNU0SIUq3wFqfT/40GfaJIkjJpdVxUvyWTG/+CcX5ZXRZFd11olOQ4isPjOHk0PtBywnb1s+KPO EqtUmaJkRAmiGbppXX8zg4vceSUiN0qXTRIQXw/Veq909jz5IC0Hcj97pZGhS/so8Qt5+V8zmaB BeZwyCf8vl6VvB/wFy6kMxCAxHLc/pFj44SIEMLzSN8ftePx X-Developer-Key: i=dmitry.baryshkov@oss.qualcomm.com; a=openpgp; fpr=8F88381DD5C873E4AE487DA5199BF1243632046A X-Authority-Analysis: v=2.4 cv=LL1mQIW9 c=1 sm=1 tr=0 ts=687b7a49 cx=c_pps a=HLyN3IcIa5EE8TELMZ618Q==:117 a=xqWC_Br6kY4A:10 a=IkcTkHD0fZMA:10 a=Wb1JkmetP80A:10 a=VwQbUJbxAAAA:8 a=P-IC7800AAAA:8 a=EUspDBNiAAAA:8 a=BxX408-PIYz4yfsoHs4A:9 a=QEXdDO2ut3YA:10 a=bTQJ7kPSJx9SKPbeHEYW:22 a=d3PnA9EDa4IxuAV0gXij:22 X-Proofpoint-GUID: S8tvxwaJmPoHVt3OdGLTnJ01TbFyUXw5 X-Proofpoint-ORIG-GUID: S8tvxwaJmPoHVt3OdGLTnJ01TbFyUXw5 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwNzE5MDEwOSBTYWx0ZWRfX8XyF9RhR4505 0LT0Fttil3QPfE7iXbSHBd4WWHZt0N+QG5ImbwxaDPO7jXcFNhh7XGO7gTvciji1FXjczvi/E84 ZREuxOyA4VUmQ6jBlDHuuFLgL6jmErxG2ZMqLVzE4cHN96LkB3rYEuzAk+eXfzwl9Jx7Joa8tRH y8PH9HFQ0MGOjZE8kBgFGCp3zEKZXiDSXqS4ODj9yBa+TPb/mQ8f9OH9tCYxwOablS6mwPqsw+p AYOuz3U6XJyW70uFUZmq7Yd4f+W/RZvdPSnuNsh3A0e80mbZipcILhTiZCopkBSZjA3/dRHP+qe HF0s3dnXTNn6qza6K2rEpO8q7d3oeAF72lBlbMsrQyjnEPJnfoR2b8KrWSzETzxCdli37BEGc8m lyPlewXL65MR3K7/jte+vGki4VdCf3/8dYdBznH+S89UDamm9SqvWdDuVmJPxwB1RONk8L68 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-07-19_01,2025-07-17_02,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 mlxlogscore=999 clxscore=1015 mlxscore=0 adultscore=0 suspectscore=0 spamscore=0 malwarescore=0 impostorscore=0 bulkscore=0 lowpriorityscore=0 phishscore=0 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2505280000 definitions=main-2507190109 The bridge used in drm_bridge_connector_init() for CEC init does not correctly point to the required HDMI CEC bridge, which can lead to errors during CEC initialization. Fixes: 65a2575a68e4 ("drm/display: bridge-connector: hook in CEC notifier s= upport") Fixes: a74288c8ded7 ("drm/display: bridge-connector: handle CEC adapters") Reported-by: Luca Ceresoli Closes: http://lore.kernel.org/r/20250718164156.194702d9@booty/ Signed-off-by: Dmitry Baryshkov Reviewed-by: Luca Ceresoli --- drivers/gpu/drm/display/drm_bridge_connector.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/display/drm_bridge_connector.c b/drivers/gpu/d= rm/display/drm_bridge_connector.c index 5eb7e9bfe36116c9618cd3773f1c01e7ebb573be..8c915427d0538435661d771940e= fe38b462027a1 100644 --- a/drivers/gpu/drm/display/drm_bridge_connector.c +++ b/drivers/gpu/drm/display/drm_bridge_connector.c @@ -816,6 +816,8 @@ struct drm_connector *drm_bridge_connector_init(struct = drm_device *drm, =20 if (bridge_connector->bridge_hdmi_cec && bridge_connector->bridge_hdmi_cec->ops & DRM_BRIDGE_OP_HDMI_CEC_NOTIF= IER) { + bridge =3D bridge_connector->bridge_hdmi_cec; + ret =3D drmm_connector_hdmi_cec_notifier_register(connector, NULL, bridge->hdmi_cec_dev); @@ -825,6 +827,8 @@ struct drm_connector *drm_bridge_connector_init(struct = drm_device *drm, =20 if (bridge_connector->bridge_hdmi_cec && bridge_connector->bridge_hdmi_cec->ops & DRM_BRIDGE_OP_HDMI_CEC_ADAPT= ER) { + bridge =3D bridge_connector->bridge_hdmi_cec; + ret =3D drmm_connector_hdmi_cec_register(connector, &drm_bridge_connector_hdmi_cec_funcs, bridge->hdmi_cec_adapter_name, --- base-commit: d086c886ceb9f59dea6c3a9dae7eb89e780a20c9 change-id: 20250718-fix-cec-bridges-245d334d3712 Best regards, --=20 With best wishes Dmitry