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 8B46CC35FFF for ; Fri, 21 Mar 2025 09:55:00 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id F084610E764; Fri, 21 Mar 2025 09:54:59 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.b="G92hIB2X"; dkim-atps=neutral Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by gabe.freedesktop.org (Postfix) with ESMTPS id DC11F10E764 for ; Fri, 21 Mar 2025 09:54:58 +0000 (UTC) Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id 626BD5C6D92; Fri, 21 Mar 2025 09:52:41 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 92F7FC4CEE3; Fri, 21 Mar 2025 09:54:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1742550898; bh=TC3r2kF6h1DguPsHjjEeqn2dDugjdFWL1T8eZNZFK7U=; h=Date:From:To:Subject:In-Reply-To:References:Cc:From; b=G92hIB2X8Wwiys82uVSEu8Uj+jPevWW5gsMb3/Ub2Aj+nRnnmXcl2CCx9MQi6BPJj mVImTQqhYbsPkD8BIiI647oQtRIjVeHMufD3xer3lpfyCgJvyOyvoA/LP1Z8Gc/730 abkxD1wnAEeW/wtqcCXh6SBggwAU2VRmsIZnWlbDrR3IeIyg6H887iljJ0ETRiHCpq 0b7ce4aBeogQ+Qu1l+s9eel6AM6qEmh+MiJdXqDZEkYNfBhHZXy+ePNgEogfq8WGUQ SAAXeQIazO4EvxYj7Ac0E9uVNt8MSooPVFDswe5s8iP+dyQ3zVCYVUAUfxqscGyowc 1HawfIyP4nC1Q== Message-ID: <400466cd3c229ea6c6cb25e2a58cee27@kernel.org> Date: Fri, 21 Mar 2025 09:54:55 +0000 From: "Maxime Ripard" To: "Luca Ceresoli" Subject: Re: [PATCH v8 2/5] drm/bridge: add support for refcounting In-Reply-To: <20250320-drm-bridge-refcount-v8-2-b3ddaa9f1368@bootlin.com> References: <20250320-drm-bridge-refcount-v8-2-b3ddaa9f1368@bootlin.com> Cc: dri-devel@lists.freedesktop.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, "Andrzej Hajda" , "Anusha Srivatsa" , "David Airlie" , "Dmitry Baryshkov" , "Fabio Estevam" , =?utf-8?b?SGVydsOpIENvZGluYQ==?= , "Hui Pu" , "Inki Dae" , "Jagan Teki" , "Jernej Skrabec" , "Jonas Karlman" , "Laurent Pinchart" , "Maarten Lankhorst" , "Marek Szyprowski" , "Marek Vasut" , "Maxime Ripard" , "Neil Armstrong" , "Paul Kocialkowski" , "Pengutronix Kernel Team" , "Robert Foss" , "Sascha Hauer" , "Shawn Guo" , "Simona Vetter" , "Stefan Agner" , "Thomas Petazzoni" , "Thomas Zimmermann" 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: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On Thu, 20 Mar 2025 16:42:11 +0100, Luca Ceresoli wrote: > DRM bridges are currently considered as a fixed element of a DRM card, and > thus their lifetime is assumed to extend for as long as the card > exists. New use cases, such as hot-pluggable hardware with video bridges, > require DRM bridges to be added to and removed from a DRM card without > tearing the card down. This is possible for connectors already (used by DP >=20 > [ ... ] Reviewed-by: Maxime Ripard Thanks! Maxime