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[147.75.199.223]) by mx.google.com with ESMTPS id af79cd13be357-794f318b5fbsi483063685a.480.2024.06.05.15.18.51 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 05 Jun 2024 15:18:52 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel+bounces-203347-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.199.223 as permitted sender) client-ip=147.75.199.223; Authentication-Results: mx.google.com; arc=pass (i=1 spf=pass spfdomain=sntech.de dmarc=pass fromdomain=sntech.de); spf=pass (google.com: domain of linux-kernel+bounces-203347-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.199.223 as permitted sender) smtp.mailfrom="linux-kernel+bounces-203347-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=sntech.de Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ny.mirrors.kernel.org (Postfix) with ESMTPS id CCA1A1C261F3 for ; Wed, 5 Jun 2024 22:17:28 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 049F115FA7B; Wed, 5 Jun 2024 22:17:22 +0000 (UTC) Received: from gloria.sntech.de (gloria.sntech.de [185.11.138.130]) (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 F1E9513C3F2; Wed, 5 Jun 2024 22:17:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.11.138.130 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717625841; cv=none; b=Fz5voYUHJNhm0Xono7qreLZgmnHb900P0i2nToQcGg5dn/uOLnEhZXWAxfwr617C7F/8BHDurfpOOlwuAKDxJZG4bZ3M+fAQZd9Pzo44kCbbqyILz6OBBbPm6PLq7CC/sJ1/RcNPcgbxYXVBP1zteL1lPUQYN3JYEcpr8oLI9Yg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717625841; c=relaxed/simple; bh=n+0SQnez5jBfxsz+0xPSktbvqPygijGYkybxnB8gmj0=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=dzlHOqr+EwA1sQt9jwp/wdrhQzBUU8hUse6gYA/tK0zVAuvkcfBgE12P7UESm7bMSgMyVm7C8TrSfcDhoOrtIpayZAkmmyG7URI8bSuu3L/UazfB1zUAE+TgmSj6mC8hzx6MlcxZxPvlvq97zRAkZ1XTGth3aS9jehbsSCWctyY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=sntech.de; spf=pass smtp.mailfrom=sntech.de; arc=none smtp.client-ip=185.11.138.130 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=sntech.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=sntech.de Received: from i53875b65.versanet.de ([83.135.91.101] helo=diego.localnet) by gloria.sntech.de with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1sEyvt-0003V2-CY; Thu, 06 Jun 2024 00:16:37 +0200 From: Heiko =?ISO-8859-1?Q?St=FCbner?= To: Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Daniel Vetter , Sandy Huang , Andy Yan , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Mark Yao , Cristian Ciocaltea , Luis de Arquer Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, devicetree@vger.kernel.org, kernel@collabora.com, Alexandre ARNOUD , Algea Cao Subject: Re: [PATCH 13/14] drm/bridge: synopsys: Add DW HDMI QP TX controller driver Date: Thu, 06 Jun 2024 00:16:35 +0200 Message-ID: <2827569.XrmoMso0CX@diego> In-Reply-To: <02e22411-e22e-41f7-8bca-95c8ef5a4346@gmail.com> References: <20240601-b4-rk3588-bridge-upstream-v1-0-f6203753232b@collabora.com> <2554679.TLnPLrj5Ze@diego> <02e22411-e22e-41f7-8bca-95c8ef5a4346@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="iso-8859-1" Am Mittwoch, 5. Juni 2024, 21:58:23 CEST schrieb Luis de Arquer: > On 6/5/24 16:48, Heiko St=FCbner wrote: > > Without this change, connecting to a DVI display does not work, and > > reading the EDID ends in the "i2c read error" below. >=20 > I had a lot of problems initially with the vendor driver on my DVI=20 > display, and am aware that several changes were required. >=20 > However, I tested Cristian patch and worked fine. All modes were=20 > apparently detected from the display and they all worked. But maybe I=20 > was just lucky and it was using a somehow cached table, I can't say. >=20 > This is an AOC DVI display from 2011 with a passive adapter. =46or me it is an LG IPS235. On its native hdmi input I always get regular 1080p output. But on its DVI input I always ran into the i2c read error before adding that change. I guess I should determine which reads actually fail.