From nobody Mon Feb 9 11:29:30 2026 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) (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 ED15E225760 for ; Wed, 24 Dec 2025 01:03:36 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.180.131 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766538218; cv=none; b=kvgBxhsSc66FTAn+Uo7FFci9QRfsgrTpKd+T3v5xFyiDwev924KjnIG46afpSsqDDz8U4vGyFSE8c+ewyQZDWvCbEk2L4HcraIIj+2p4JqGu7S5CMN+ZVt020MGD+BT9e98JVguAvyTW+mjKCH/WyNM4hEBmknX7GxRwoM/wRdI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766538218; c=relaxed/simple; bh=mr8qXjnvYFOwO7KQ17AFNeqHgYNZnWBLYdH41Q2tDUw=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=K/MKd6X3SWlEsU4CoUsE0vuyHKr1ETgelXPhnND64CcB0loINPloPeEWpbRxAoHhCfp6Eu7xjBUsH2l0vYsUR7VSoIruDBHmM6HbwzM5wEfqiLkWTwAesKyV7Ht9hGnYFEmrAEU4hzxcigyevQVEQRQ6v2OhsOUaS1RplVRvGnw= 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=hWR5Ojqm; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b=dXVviLlH; arc=none smtp.client-ip=205.220.180.131 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="hWR5Ojqm"; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b="dXVviLlH" Received: from pps.filterd (m0279872.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 5BO0ffRo559790 for ; Wed, 24 Dec 2025 01:03:35 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=qualcomm.com; h= cc:content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=qcppdkim1; bh= xhyidPKELK4mgPty7R89IfFpAnaFS+xQI4oanQexDkI=; b=hWR5OjqmTENGCgZk I4zXeoe0FG7+9/6SD3mCvvxs8H3pccL8dmb/4n93hTOrhvZH9t3GbcV7sRBlbwqh j3vMtO15GjZ43NDH5xDBw1xydalP3nQJoi/cquWmGbTFSO0HIAKy7YEvhLkXqIlb dQJ62hwBdIBtDRmwviqI78iNNVhEH7JVIqEWs3P+GhpXvYZbEb2mskJsWiOFpo+9 0w9HVSCBA6DhMLa9kwIXPMA7/MAnPT6hxcp69upX2RXhvAhyWGDr02JZGhZE7hrC /ZRv6AGGoy+yRGIjDtc/ZYrlLleHwBbYd2TR/74vUAOumKhok4evGO2QVUh5wiVI wbOeAw== Received: from mail-qv1-f70.google.com (mail-qv1-f70.google.com [209.85.219.70]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4b7u9csxme-1 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT) for ; Wed, 24 Dec 2025 01:03:35 +0000 (GMT) Received: by mail-qv1-f70.google.com with SMTP id 6a1803df08f44-88888397482so167089256d6.1 for ; Tue, 23 Dec 2025 17:03:35 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oss.qualcomm.com; s=google; t=1766538215; x=1767143015; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=xhyidPKELK4mgPty7R89IfFpAnaFS+xQI4oanQexDkI=; b=dXVviLlHjfWQexM9lzcUguCAZuM0Fj/U9BXfBNFEmJzNWL9rK9bsu6SBx9HXmr+DZG rXcFHAZAii7cTnGB5h1ypNTqQa2en3J0MEk++zNJY2+DabfPYxUwHmOjl0Mrs3yPuTst NEJcnHtLqy8o8Dr0lY7dyjOCjfR5nxf/JzR3x5sqphIPFN33qgNSPRBmp0pLNatv8rBs EUSxmPRt+w0lj9FhUdUcMDfrMJVjxHoGXap0iSmHozCzWqpXgv5seDjr8sd4HtExciKY +3ys7rAx5swec5trxxQehzQ5p2RQY7R1dK+q2tjgsxwlDEwUdsbq9FLXfffO2mTla9u9 3zCQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1766538215; x=1767143015; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-gg:x-gm-message-state:from:to :cc:subject:date:message-id:reply-to; bh=xhyidPKELK4mgPty7R89IfFpAnaFS+xQI4oanQexDkI=; b=C2jjy9EoAecm5BWrNyD/Fect6idcdWCMzBrWobuRDpuoAzRSEM9k3SpIfpVkd7SaNL yyLAqeblBeW7ZCG0C7NRSRYahydRokG8+bjr6YjGfOeK/X3rNzTxKcXsGr7475P2J9FX ixCzeQC29vKI8xwyInFhQ7Ucg5Dw5CFO7zrhIg4Lmc/cbY4bkqO6hS7RTtS5eqzLaz3Y ok6/o3ddeIvxJFMlvsT0EoAbKtUglV1ml67CN4Z+4gWv36S5B/ZsY/1udWIb8V/j1IJn LKI69dc9od2K9YmmJ7zE4R3XafM2mN7nSzOpA7b/N1ZLLLf7nrwQEhZsHtgMMm0EW2hs BNtA== X-Forwarded-Encrypted: i=1; AJvYcCWMJoDYvmQEu5Gzm2vujuU08F7FoJe+mxg6rBkW6nR/qZpxAgo8NFLHqZmOkL5cPuOwcmkaHWobACwM/AE=@vger.kernel.org X-Gm-Message-State: AOJu0Yyk/FX+6xLY3YxkPgrK8EQPT9sZf/i+9D7ZfP4m9FEpC4grotUv GCeGD6bjQuQqF98K+G8ffHmGihi1q0D8PlEwCnlGbEMTYIiAQfxmn/3pFeTwSsZ1ch6sU3xixsb bevMdSfKVqjxsuvVbd0zUy3K4PYTFc0ZKqkUPobjjaTJ8RnKhq8zZpPEGaX+vx//wiHw= X-Gm-Gg: AY/fxX5uI19KIbGVKg2XizbF4n6qPxAjjJ3nB7JHWXkSGGAUHYuykfimAY5NIOM9aMp HZyq3tejH1XHiGEJInUzILDMzGr5tgJqMnl7NHDtmaPRLYU6DcZGrwlGmee9wF+fnYGrU+A15B/ XUH+b8YvmzYQyexaX2HIvq1+fNwGulZKGyMUTTgyKGhj3jCbaAYnXhbrmH5oGJzzixZaniNPnnV 9NWCRO3MCmIfreqDS4zgrZ3aYKzLIff6RJVTNWKCtsBggVm0EJ5NneRN+auFaz/jwToL0jJdyg7 cfU/Wrb8GP4XN6v5Jg4a1Ux2InUMH1dzRunO4Ecpb15utTTbfl6gYOMA0rOuCvP0E+/ZIKGbtd0 yxO2Zqa9e2+nRRJcWJKxD8CBZ7mdYm0VJGjgOHH4XOW8w6fJYNar9sGB/Bkqbne6RLajB/GOmd7 EuRofHQeDA72BwX7NEalsYTWU= X-Received: by 2002:a05:6214:4e07:b0:888:6ea5:a8f2 with SMTP id 6a1803df08f44-88d82234a02mr251739076d6.29.1766538215197; Tue, 23 Dec 2025 17:03:35 -0800 (PST) X-Google-Smtp-Source: AGHT+IEpKbGgnmym2Mtt5yWxfAHv9iuZOADyKontrek89W07BD34phYJfGyZ7WWcGGMKQLxabxO7ZQ== X-Received: by 2002:a05:6214:4e07:b0:888:6ea5:a8f2 with SMTP id 6a1803df08f44-88d82234a02mr251738596d6.29.1766538214801; Tue, 23 Dec 2025 17:03:34 -0800 (PST) Received: from umbar.lan (2001-14ba-a073-af00-264b-feff-fe8b-be8a.rev.dnainternet.fi. [2001:14ba:a073:af00:264b:feff:fe8b:be8a]) by smtp.gmail.com with ESMTPSA id 2adb3069b0e04-59a18628284sm4545268e87.93.2025.12.23.17.03.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 23 Dec 2025 17:03:32 -0800 (PST) From: Dmitry Baryshkov Date: Wed, 24 Dec 2025 03:02:51 +0200 Subject: [PATCH v3 02/10] drm/vc4: hdmi: implement clear_infoframe 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: <20251224-limit-infoframes-2-v3-2-7fd3cacfefed@oss.qualcomm.com> References: <20251224-limit-infoframes-2-v3-0-7fd3cacfefed@oss.qualcomm.com> In-Reply-To: <20251224-limit-infoframes-2-v3-0-7fd3cacfefed@oss.qualcomm.com> To: Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Dave Stevenson , =?utf-8?q?Ma=C3=ADra_Canal?= , Raspberry Pi Kernel Maintenance , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Liu Ying , Chun-Kuang Hu , Philipp Zabel , Matthias Brugger , AngeloGioacchino Del Regno , Rob Clark , Dmitry Baryshkov , Abhinav Kumar , Jessica Zhang , Sean Paul , Marijn Suijten , Sandy Huang , =?utf-8?q?Heiko_St=C3=BCbner?= , Andy Yan Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, linux-rockchip@lists.infradead.org X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=1703; i=dmitry.baryshkov@oss.qualcomm.com; h=from:subject:message-id; bh=mr8qXjnvYFOwO7KQ17AFNeqHgYNZnWBLYdH41Q2tDUw=; b=owGbwMvMwMXYbdNlx6SpcZXxtFoSQ6a39fX0APvL2yu8D9Rc3hNQrCmR/DDaffohjZWMNm3TW qUDX0zvZDRmYWDkYpAVU2TxKWiZGrMpOezDjqn1MINYmUCmMHBxCsBEyqI4GNYH291ht/25OWpN +Vnmr+nWTHOc+k9sTsiarlmVcz3+bZnyG76iwxndrZ6Wj9f3RuYEOJzb6B3/blvX/q0ezEeTEnX Dnpb5/F56eOYGp4ml9wQ/ivtYRbm8EOP/EM/JY+69MHef7kne9Z5Zt1QKdvxjyT8+5acQa+C//A uiTqvfV1f8C7nQJzN7xfT91yIKVmyPb1rrFqV84Zy75YP+wD/rjPT4rZawrlHT9uq6uOhGaxCje WWdfpCJ7w9Z9vbZN8tfzJffEHu3lltStTXUXUTlbfaz0MQpGWsbFNULpWVswpb3nP91WtD11Kq4 VOMQR0brUk6/yjc2PJFtDgf1l07Zor3rOPuy2bdnid8FAA== X-Developer-Key: i=dmitry.baryshkov@oss.qualcomm.com; a=openpgp; fpr=8F88381DD5C873E4AE487DA5199BF1243632046A X-Proofpoint-GUID: XLGvdqv6QttrMWWduQMCnlc5-xH0TFQY X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMjI0MDAwNyBTYWx0ZWRfXxRS4+/WRbkjK jEfCv2jYBE7bA/O69EZIgX6pFkXyFQo7F7dFytnxA3JVZLJFmKNYNj6Ec2VW61XQqzh4aQ4xp7p dyVUXWsh8MZXOBkHE1KmnDEeG9Xma9+Si/H1JyMaYunFCfLfgV7ZJT3Q50JWwVtuv3lyipgnDJa YFo6XPN0HmihAomEd168vbpxcdztrfmR+m2Yu7YILgVfuYyscTJP5PPuVfrbRTloJxKClJBzb2k iJDXd3wYgPtx0QSeEiqVMWGWvxMYQ2m6ie2n/j2BH0Dcyfpo8TcNzA8t7f/zSKTzU0h41j89TvT 4UNzNM1SDe3S9QtTs36q8/+o4BFOZpQqMcQM0HZLnRCxJcMEtaNIz2P0Cd1pRR/5x4BUo7+WwMB zQcIRxQ3lAeahmg3ZZrb8Emlxn4qnRfwKZ24sghTDZ6+3fx+G1FkMv59uGjDswU0vc5ssIi2bFU c0xatQDpeK3mxdabhdQ== X-Authority-Analysis: v=2.4 cv=HsN72kTS c=1 sm=1 tr=0 ts=694b3be7 cx=c_pps a=oc9J++0uMp73DTRD5QyR2A==:117 a=xqWC_Br6kY4A:10 a=IkcTkHD0fZMA:10 a=wP3pNCr1ah4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=EUspDBNiAAAA:8 a=gsP-wGJUQ9tQerkYUh8A:9 a=QEXdDO2ut3YA:10 a=iYH6xdkBrDN1Jqds4HTS:22 X-Proofpoint-ORIG-GUID: XLGvdqv6QttrMWWduQMCnlc5-xH0TFQY 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=2025-12-23_05,2025-12-22_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 lowpriorityscore=0 priorityscore=1501 suspectscore=0 malwarescore=0 clxscore=1015 adultscore=0 bulkscore=0 phishscore=0 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2512120000 definitions=main-2512240007 Implement the clear_infoframe callback, disabling corresponding InfoFrame type. Signed-off-by: Dmitry Baryshkov Acked-by: Maxime Ripard --- drivers/gpu/drm/vc4/vc4_hdmi.c | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c index 1798d1156d10..4cfb7ebc0c81 100644 --- a/drivers/gpu/drm/vc4/vc4_hdmi.c +++ b/drivers/gpu/drm/vc4/vc4_hdmi.c @@ -624,6 +624,30 @@ static int vc4_hdmi_stop_packet(struct vc4_hdmi *vc4_h= dmi, return ret; } =20 +static int vc4_hdmi_clear_infoframe(struct drm_connector *connector, + enum hdmi_infoframe_type type) +{ + struct vc4_hdmi *vc4_hdmi =3D connector_to_vc4_hdmi(connector); + struct drm_device *drm =3D connector->dev; + int ret; + int idx; + + if (!drm_dev_enter(drm, &idx)) + return 0; + + WARN_ONCE(!(HDMI_READ(HDMI_RAM_PACKET_CONFIG) & + VC4_HDMI_RAM_PACKET_ENABLE), + "Packet RAM has to be on to store the packet."); + + ret =3D vc4_hdmi_stop_packet(vc4_hdmi, type, true); + if (ret) + drm_err(drm, "Failed to wait for infoframe to go idle: %d\n", ret); + + drm_dev_exit(idx); + + return ret; +} + static int vc4_hdmi_write_infoframe(struct drm_connector *connector, enum hdmi_infoframe_type type, const u8 *infoframe, size_t len) @@ -1660,6 +1684,7 @@ vc4_hdmi_connector_clock_valid(const struct drm_conne= ctor *connector, =20 static const struct drm_connector_hdmi_funcs vc4_hdmi_hdmi_connector_funcs= =3D { .tmds_char_rate_valid =3D vc4_hdmi_connector_clock_valid, + .clear_infoframe =3D vc4_hdmi_clear_infoframe, .write_infoframe =3D vc4_hdmi_write_infoframe, }; =20 --=20 2.47.3