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 4150ACFD627 for ; Wed, 7 Jan 2026 12:57:35 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 39A9910E02D; Wed, 7 Jan 2026 12:57:34 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.b="QrvrUhv7"; dkim-atps=neutral Received: from tor.source.kernel.org (tor.source.kernel.org [172.105.4.254]) by gabe.freedesktop.org (Postfix) with ESMTPS id 76C0B10E02D; Wed, 7 Jan 2026 12:57:33 +0000 (UTC) Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id 34D036000A; Wed, 7 Jan 2026 12:57:32 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5D685C16AAE; Wed, 7 Jan 2026 12:57:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1767790651; bh=AZ3FTUzyEnjHa8UimWASucIjpUtAemrhK/cj4twknT8=; h=Date:From:To:Subject:In-Reply-To:References:Cc:From; b=QrvrUhv7AKUyuhxnfnZD8aTRrkLEqDa3FVHhBC6qxSbAoejvO1zyJrbl3ODgv5Dnm 08L0MIErAX/jzBq66LOvzH4bDL4k0rOQgvNl+95WMn33WJIFTdD2C1QFOUKoADoM1B W3zJ1EnPSHcuH9ube8VJlwcD1Gsk7czmsRt3zaif5ClvKfgXa6i8sDoKcVHy0H+cX9 RpVEnA2KjR6S8BMQ+ka8FOmbx7AfXEVPkA0PQtj3xwQyfOWku0YZWfEI74lRRzWrPU 6GI9Nex4iLl4Dgfxu5Yb9Wns3l1FMX4xw3PAoGaLkO/FE7IYDI4v3Txku23hQ7vfKT t3AFfQhoyVrvQ== Message-ID: <2cc04e3f503dc7ed74d8faade50cf69c@kernel.org> Date: Wed, 07 Jan 2026 12:57:29 +0000 From: "Maxime Ripard" To: "Dmitry Baryshkov" Subject: Re: [PATCH v3 08/10] drm/display: hdmi_state_helper: don't generate unsupported InfoFrames In-Reply-To: <20251224-limit-infoframes-2-v3-8-7fd3cacfefed@oss.qualcomm.com> References: <20251224-limit-infoframes-2-v3-8-7fd3cacfefed@oss.qualcomm.com> Cc: dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-sunxi@lists.linux.dev, "Abhinav Kumar" , "Andrzej Hajda" , "Andy Yan" , "AngeloGioacchino Del Regno" , "Chen-Yu Tsai" , "Chun-Kuang Hu" , "Dave Stevenson" , "David Airlie" , "Dmitry Baryshkov" , =?utf-8?b?SGVpa28gU3TDvGJuZXI=?= , "Jernej Skrabec" , "Jessica Zhang" , "Jonas Karlman" , "Laurent Pinchart" , "Liu Ying" , "Maarten Lankhorst" , "Marijn Suijten" , "Matthias Brugger" , "Maxime Ripard" , =?utf-8?b?TWHDrXJhIENhbmFs?= , "Neil Armstrong" , "Philipp Zabel" , "Raspberry Pi Kernel Maintenance" , "Rob Clark" , "Robert Foss" , "Samuel Holland" , "Sandy Huang" , "Sean Paul" , "Simona Vetter" , "Thomas Zimmermann" Content-Transfer-Encoding: 7bit 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 Wed, 24 Dec 2025 03:02:57 +0200, Dmitry Baryshkov wrote: > There is little point in generating InfoFrames which are not supported > by the driver. Skip generating the unsupported InfoFrames, making sure > that the kernel never tries to write the unsupported frame. As there are > no remaining usecases, change write_infoframe / clear_infoframe helpers > return an error if the corresponding callback is NULL. > > [ ... ] Acked-by: Maxime Ripard Thanks! Maxime