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 BD4C8CFD376 for ; Tue, 2 Dec 2025 10:47:57 +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=pNJiYzPSwJpKuEDtxpq8DGhuTrwxKsYj0nfI5PZhEUA=; b=aLzT0bTR9rd/cZEXkt619ixf6O CaOB+nE2pbAtkyeqEduNsKmXG2TDqYt+JovK3qgGrxjJoOhv0zsZ0r2qPQp5arz3RltMDjRxBwb2K l6OVkFSFKmny5LIYLCiEeQpcNwXxK+yltPOdZSaMI/hxNEhkgPyVJ1hQpWEv1W1hnh2xD0z4L1Pp8 d2rQRNTb5wGuG3PtnMkm2y7E3d9O/kn5luB57pQFGRzH/LUdWVxIrMduxx511wcpCm+ja14aS0sgO tt8HpRQ4tuTE/aYjXSwCjw+jvNKmQ4x2NBSDBAIGu1oVuNOxTIBdc4Hx8Sh6qJcnBLMgnroynM6Kk 4D7pVXWw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vQNvE-00000005HV2-31Ap; Tue, 02 Dec 2025 10:47:52 +0000 Received: from tor.source.kernel.org ([172.105.4.254]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vQNvD-00000005HUp-02CN for linux-arm-kernel@lists.infradead.org; Tue, 02 Dec 2025 10:47:51 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id 62CAD60017; Tue, 2 Dec 2025 10:47:48 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 35FC6C4CEF1; Tue, 2 Dec 2025 10:47:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1764672468; bh=adNB2B+uO3/Wvr6tI+I09c6GHOJZPNcPW7HRCH1nODw=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=ZWuJjPUtZvZI2rRAutpjql3IMNgWGLurJTn7adAWCnVIVSNWC5dPhFKwFkeQL4JaY u8h48aJizsqQ0uTDww1PkWSRScwFromANpWfu4EvwUIPW1DCpJ6Vq41MKGt1F0mGVN oyeXqBmt21wdHr/X/2xEAVBmjWaOgbWc8VhVInZc2viSZ6GdV4Tkz6C00cGDWAUFaI pX3YO7jzC/U3op5Iw3CnwrWe4uglZBzzmWR2n0nn+JhURerYjHTyGW5OItm/KI9wOI hmEl+aBRVXfkUjyD98FnDvEcOTjNAMUtzMEDQbKV9ZZkKr2zy5cb5UG+ZkL+bO9YLk n11Av3VeAP9Hg== Message-ID: <94e254fa-289d-41ed-909f-1742cfbb2690@kernel.org> Date: Tue, 2 Dec 2025 11:47:40 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 05/21] ARM: dts: omap: Bind panel to panel-dpi instead of ti,tilcdc,panel driver To: Kory Maincent Cc: Tomi Valkeinen , Markus Schneider-Pargmann , Luca Ceresoli , Louis Chauvet , Thomas Petazzoni , Miguel Gazquez , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-omap@vger.kernel.org, Jyri Sarha , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Russell King , Bartosz Golaszewski , Tony Lindgren , Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec References: <20251126-feature_tilcdc-v1-0-49b9ef2e3aa0@bootlin.com> <20251126-feature_tilcdc-v1-5-49b9ef2e3aa0@bootlin.com> <96b1b7bf-ddbe-4213-a201-dc89cf2998dd@ideasonboard.com> <3bc5bf92-05c3-4841-ab28-9bab2bb31cd5@kernel.org> <20251202104244.59a9e83d@kmaincent-XPS-13-7390> <20251202114416.09624a4b@kmaincent-XPS-13-7390> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit 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 On 02/12/2025 11:44, Kory Maincent wrote: > On Tue, 2 Dec 2025 11:28:55 +0100 > Krzysztof Kozlowski wrote: > >> On 02/12/2025 10:42, Kory Maincent wrote: >>> >>>> Stuffing DTS change in the middle of the driver change tries to hide >>>> impact, which is not nice on its own. >>> >>> As it needs driver change before the removal for not breaking things it >>> can't be done at the beginning of the series. >> >> And that is the problem which should stop you there and rethink how to >> organize it without impacting users. DTS cannot go via DRM. If that was >> your intention, that's my: >> >> NAK > > My intention was to raise discussion over the ugly and legacy tilcdc-panel > binding and what to do with it. But it seems you don't want to, that's a shame. I don't see how you get to these conclusions. I comment that putting here DTS in the middle without any explanation of the impact is not correct and this one alone I disagree with. >From that you claim I don't want to fix things... DTS cannot go to drm, which means you either need to separate the change and make entire work bisectable and backwards compatible for some time OR at least document clearly the impact as we always ask. Best regards, Krzysztof