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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 6FEEBC4332F for ; Fri, 15 Dec 2023 16:47:24 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id E2E6F10E23C; Fri, 15 Dec 2023 16:47:23 +0000 (UTC) Received: from mail-pf1-x42e.google.com (mail-pf1-x42e.google.com [IPv6:2607:f8b0:4864:20::42e]) by gabe.freedesktop.org (Postfix) with ESMTPS id 6A00710E23C for ; Fri, 15 Dec 2023 16:47:22 +0000 (UTC) Received: by mail-pf1-x42e.google.com with SMTP id d2e1a72fcca58-6cea0ea6817so130068b3a.1 for ; Fri, 15 Dec 2023 08:47:22 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1702658842; x=1703263642; darn=lists.freedesktop.org; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:from:to:cc:subject:date :message-id:reply-to; bh=oEPp7VwVape+PRLcyc7DkdEl3azZDbUT/G2Ugu6awLc=; b=H6X5Znbl3HN4G1aiGNHD9dXhOM9r9x84EG+PpwKhRX/HtjfczBSrXhRD79d9nYEqvZ eq4/Qc3/17Tkpr8GiLJcWM87Ky3Kvnt+XDExvayYv4FLqaZSGlEN7+pxz37Gas0BU8jn BVWlReRUBQlTiVlRDcJi/UG1ObdxJAxsHexhXPAjhvz4TAEs347FllnEoEfEFv4SRQyY ezN/wN6h+D62axKwpMvl42tx/ejw5a/RAGJJ1h4ip2LIQv36sy7XeBPiZXsDlJblKNSF YYgAK3dP5nSmE0aqbUlqvvzXnFIYBrzdj5yawZ7lVuGTZ8TStXR03I5PUh0t+PGAiWXm ribA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1702658842; x=1703263642; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=oEPp7VwVape+PRLcyc7DkdEl3azZDbUT/G2Ugu6awLc=; b=BtQDUxQNJ/GqteWF0+kz863pyUeRPjhRFd/r7cvWbAb5TF8TEzq34tQzWyazDsjQXG nCz80rxoC44EPBySS9tQqjf3uvtDyBUfDWqXBApDWsHSo6i8ivzfLJPRS4VuJiSRhsum 2TBtgptDlg61N796w1xZdB3S/p3YO7mzny+v0CnUgvjtvZxxHzUbhTZ/nQNulWUEFhgY IJE0jKZiJA5FGB2e6j4v7yLfsrR63JqBzq8smVpZPUodCpktU7fhYCG2Gvp7aSxZ/sKm BfYfewYP21HcRvEk0AZfZ5alV1Kh042vNaIe9PWJmNKXTxJdTMJwmKY0uhDFcC/TPCyT i5Xg== X-Gm-Message-State: AOJu0YzhfWDeDu9Ou94esJNzS2cASBR3PenKDR94EuYx7QeE58snbjlS eYa/hQKQKHzqrhMIVaJ0dfTx4ZZNkljRHpCzKeM= X-Google-Smtp-Source: AGHT+IG6XM/cpbPyvUmpGmMVAIiaAGFLNuv+q8LFxY1OkI/0FMeQV7pk1x5j1JLtN7eqshBjH/oZ0QYQ3ZPAjrH5iWo= X-Received: by 2002:a05:6a00:4601:b0:6ce:72d7:1e74 with SMTP id ko1-20020a056a00460100b006ce72d71e74mr25061297pfb.2.1702658841835; Fri, 15 Dec 2023 08:47:21 -0800 (PST) MIME-Version: 1.0 References: <20230920171009.3193296-1-l.stach@pengutronix.de> <20230920171009.3193296-2-l.stach@pengutronix.de> <20230920205736.GB7723@pendragon.ideasonboard.com> <20231215142308.GL21146@pendragon.ideasonboard.com> In-Reply-To: From: Fabio Estevam Date: Fri, 15 Dec 2023 13:47:09 -0300 Message-ID: Subject: Re: [PATCH v3 2/2] drm/bridge: imx: add driver for HDMI TX Parallel Video Interface To: Adam Ford Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Neil Armstrong , Jernej Skrabec , Robert Foss , Frieder Schrempf , Jonas Karlman , Liu Ying , Sandor Yu , Andrzej Hajda , dri-devel@lists.freedesktop.org, patchwork-lst@pengutronix.de, devicetree@vger.kernel.org, Rob Herring , Laurent Pinchart , Krzysztof Kozlowski , Richard Leitner , Luca Ceresoli , Pengutronix Kernel Team , linux-arm-kernel@lists.infradead.org, NXP Linux Team Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Hi Adam, On Fri, Dec 15, 2023 at 1:40=E2=80=AFPM Adam Ford wrot= e: > I started looking into this today, but there appears to be some > dependencies missing because the PVI is just one small portion of > this. The PVI needs to interact with the hdmi_blk_ctrl and the hdmi > transmitter itself. > > It looks like there was at least one attempt to push the hdmi driver, > but we're also missing some hdmi power domain information, and the dri > patchwork lists a bunch of proposed patches for the lcdif driver. I > haven't looked through them all, so I don't know if they are > necessary. I found a git repo with Lucas' stuff, but it's based on > the 6.0 kernel, so it's fairly old. Either way it seems like there is > more to the HDMI than just his one series. Here is the whole patchset that I tested against 6.6: https://patchwork.freedesktop.org/patch/485391/ https://patchwork.freedesktop.org/patch/485392/ https://patchwork.freedesktop.org/patch/485395/ https://patchwork.freedesktop.org/patch/515299/ https://patchwork.freedesktop.org/patch/515300/ https://patchwork.kernel.org/project/linux-arm-kernel/patch/20220406153402.= 1265474-12-l.stach@pengutronix.de/