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 52B62C982F1 for ; Tue, 22 Sep 2026 10:35:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=3BVvMws54RIF3ziE5nORoR5QOkw6Rpw6m98i1VFobSo=; b=z1XKZMVIwRAE3F3qi0lJAM8+VS B4GCmRVR1qwRe0JszINe+S5uH0YHnsddMz+k/qWvX9d+d18wSJrPk2IOqYzKp+9Y+kwu7VGfzZLkR j8ZvyotX5PPLVAe8AozOsaAL3T/8YCTaQchClPOmV8xO/JDPd8k8vmtfQnYDqacFmon1lJEYXeKFu X9KwaDVcPmBRjndRfVkasFF+EX+ikkfJ4WHVz0WjwisHeieMwO5WznqwzEkv4n9E3cfg+1FgreKhW mPBZrruEqSb4ReKrAjIj8wuFfB/h1bPx1tSYkYyiu80bKLHnPCQ+6AhcczVPOG+/8TSbMj8kcFR07 3SzOLnMQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1x8ws6-00000004vmS-1cLD; Tue, 22 Sep 2026 09:33:06 +0000 Received: from mail-m12740.qiye.163.com ([115.236.127.40]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1x8ws3-00000004vlT-31vM; Tue, 22 Sep 2026 09:33:05 +0000 Received: from [172.16.12.74] (unknown [61.154.14.86]) by smtp.qiye.163.com (Hmail) with ESMTP id 4eb536cd9; Tue, 22 Sep 2026 16:57:55 +0800 (GMT+08:00) Message-ID: <3bfb61d5-333d-4005-ad3b-2e8179c0e45e@rock-chips.com> Date: Tue, 22 Sep 2026 16:57:54 +0800 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 19/19] drm/bridge: analogix_dp: don't create a panel_bridge To: Heiko Stuebner , Luca Ceresoli , Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Jessica Zhang , Laurentiu Palcu , Lucas Stach , Frank Li , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Paul Cercueil , Paul Kocialkowski , Linus Walleij , Inki Dae , Jagan Teki , Marek Szyprowski , Sean Paul , Jonathan Corbet , Shuah Khan , Randy Dunlap Cc: Albert Esteve , Anusha Srivatsa , Dmitry Baryshkov , Hui Pu , Ian Ray , Thomas Petazzoni , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-mips@vger.kernel.org, linux-rockchip@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com, asahi@lists.linux.dev, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, linux-tegra@vger.kernel.org, linux-doc@vger.kernel.org, linux-samsung-soc@vger.kernel.org References: <20260916-drm-bridge-every-panel-v3-0-83afb4f1a707@bootlin.com> <975a4d45-9a61-4858-b498-8bc0a1e44746@rock-chips.com> <1889588.TLkxdtWsSY@phil> Content-Language: en-US From: Damon Ding In-Reply-To: <1889588.TLkxdtWsSY@phil> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-HM-Tid: 0aa0c856048703a8kunm13843dd282f85 X-HM-MType: 1 X-HM-Spam-Status: e1kfGhgUHx5ZQUpXWQgPGg8OCBgUHx5ZQUlOS1dZFg8aDwILHllBWSg2Ly tZV1koWUFITzdXWRgWCB1ZQUpXWS1ZQUlXWQ8JGhUIEh9ZQVlCTRhCVksYHh5IT0IaGRhKTlYVFA kWGhdVEwETFhoSFyQUDg9ZV1kYEgtZQVlNSlVKTk9VSk9VQ01ZV1kWGg8SFR0UWUFZT0tIVUJCSU 5KVUpLS1VKQktCWQY+ DKIM-Signature: a=rsa-sha256; b=TNR/0SotamoVdJUJEBCwZjRW5KZCgNHWIy7B4TOS3SPVjThz6kkpecEQfCBm1hET0QLLrXnQiPdxL1/ZgQBcxH6Fgs4gwH89bNW1b35Mip8zJ7P9QGBceDdbWh0z3SX9ZKl3hyUCylvmgOVFto0lOSx+M5/QgWBF7muvoV2pXBE=; s=default; c=relaxed/relaxed; d=rock-chips.com; v=1; bh=3BVvMws54RIF3ziE5nORoR5QOkw6Rpw6m98i1VFobSo=; h=date:mime-version:subject:message-id:from; X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260922_023303_983063_AE1ED8F9 X-CRM114-Status: GOOD ( 14.19 ) 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi Heiko, On 9/22/2026 4:22 PM, Heiko Stuebner wrote: > Hi Luca, > > Am Dienstag, 22. September 2026, 10:12:41 Mitteleuropäische Sommerzeit schrieb Luca Ceresoli: >> On Mon Sep 21, 2026 at 5:07 AM CEST, Damon Ding wrote: >>> On 9/16/2026 9:45 PM, Luca Ceresoli wrote: > > [...] > >>>> @@ -163,18 +161,6 @@ static int exynos_dp_probe(struct platform_device *pdev) >>>> */ >>>> platform_set_drvdata(pdev, dp); >>>> >>>> - /* This is for the backward compatibility. */ >>>> - np = of_parse_phandle(dev->of_node, "panel", 0); >>>> - if (np) { >>>> - dp->plat_data.panel = of_drm_find_panel(np); >>>> - >>>> - of_node_put(np); >>>> - if (IS_ERR(dp->plat_data.panel)) >>>> - return PTR_ERR(dp->plat_data.panel); >>>> - >>>> - goto out; >>>> - } >>>> - >>> >>> TIP: In my WIP v3 patch series, I use of_drm_find_panel() together with >>> devm_drm_panel_bridge_add() to maintain this backward compatibility. But >>> I also think this old approach should be deprecated now. Shall we add >>> some notes in the commit message to mention the deprecation of this method? >> >> What is the "WIP v3" series exactly? Do you have a link (to v2 in case v3 >> is not yet public)? > > https://lore.kernel.org/linux-rockchip/20260804081717.741404-1-damon.ding@rock-chips.com/ > is the series in question. > > Sorry for the confusion. I was discussing another separate series in this thread, which caused misunderstanding. I mentioned earlier that I will try to post its v3 update within this week.[0] Best regards, Damon [0] https://lore.kernel.org/all/57f57f40-87ec-47a2-a8b9-cc8b1adc3b8f@rock-chips.com/