From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 52345C25B76 for ; Wed, 5 Jun 2024 22:17:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=V9ce2c4f01PK7oOzUjGX/ZJpjfh6aJ14iiEqoGlvZ+8=; b=2WKzeHdfrKwCq0 UC+rzlPRdU71hsVZZnIsR4UbQxiMNNg1DMYe6TkEjfDJcMxoSvkgw6M/ZFva1ZUKYnupCoRjItpA+ GRP28g9V29IiTa0yZmRmNmHxAlqTuGBcKVHIpGiyurRlRUemPGgZMnaNf+CaTvwtsEKoE9kDEMWFf XIrpOobUJ+sW4uANj14KgsdUJgDvKhX5ixsjTm7zwalRY+qsVztmIQnnz7ELMVDYlsJXVQfZq+TA3 AxngeG+Gmm8SVtlGDOC5ASumqanh6C5eu7UsceVNefR7JTvDNJPCInDRC+KJhwcPi+mUys37eJngm m/Hy4eVhTqFNvAHVBoug==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sEywb-00000007jTi-066U; Wed, 05 Jun 2024 22:17:21 +0000 Received: from gloria.sntech.de ([185.11.138.130]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sEywY-00000007jTB-2GFQ; Wed, 05 Jun 2024 22:17:19 +0000 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> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240605_151718_596217_20BAF43D X-CRM114-Status: GOOD ( 13.80 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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. > = > I had a lot of problems initially with the vendor driver on my DVI = > display, and am aware that several changes were required. > = > However, I tested Cristian patch and worked fine. All modes were = > apparently detected from the display and they all worked. But maybe I = > was just lucky and it was using a somehow cached table, I can't say. > = > This is an AOC DVI display from 2011 with a passive adapter. For 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. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel