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 AC80EC54E90 for ; Thu, 22 May 2025 15:38:49 +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:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=IAGCWd/Vjog7EwD1+O2C1ime/b+3hwk63w3/XXsSYN8=; b=g12ik1tfbKY+t7LgZyJ9uLrHir TAQtEQ5j2Ziqt+Vnx8oHS3CSqNDGDgTcYunrHQ54i3TwVL+PjWxFvQ/vVPqsugm2XQNYSZyurccb+ Fa3PVk6LVVkub2lR9kvxVcpeAPuLw85gghB1s6LWe6e2rrlNZb02sDA1koF/gTtMqtYv6xUO9cBUV Mm87zM3lUplD91K/PeP+s4R2Hr1eXZuvSC17SJDf24iU44dzk9iLBfA/UbEl8oz70V56G3w7xpUbb IL4Z/LViF+kOKVoi5DiTcMY86o9WhKPNNR1CHW2dNjZ3SYwQvb6o96sjhlBMHrbepENzLTIDCr4Lb dc00cl/A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uI80O-00000001SZN-2vt2; Thu, 22 May 2025 15:38:48 +0000 Received: from nyc.source.kernel.org ([2604:1380:45d1:ec00::3]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uI7Qm-00000001MlL-3F6Y; Thu, 22 May 2025 15:02:02 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by nyc.source.kernel.org (Postfix) with ESMTP id 148DEA4EB04; Thu, 22 May 2025 15:02:00 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 37A09C4CEE4; Thu, 22 May 2025 15:01:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1747926119; bh=1AAQm9CHyytzF4+9O6MKBfp9oHP7mXu2dEOCXa+XQ60=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Oz+QvmtPcLQhIfHb7Dmv2r8M+WiSoRM5qPUWyn0k87l+wT8VAirzhjzTpBW0eGBlb UmHr0bWOMyDkznyYF5LwH3teEaFZ1uE9qr6HXEdA+j0uBq3hgFzQ6nt0ZspVQXE85T OIIkY81dtcbV0m2gziJg01/r6Y2SIPkamj7M1kl4Hwl0qo9CYgYZTmBxYNa7ftFs4G zPja9fq08Kq/yFwJiQQ67CJDZJ1PPEHri6tbgslerK1on4Zw3xOpk7dM39CBPgwm8x voI88BFxvrFhvQuMo4HtIGvK0M5a3QE0bAoKlVQx3xcpqnnkL1paG+vNMl/2NKstkd Ah2lYGSdfnOWQ== Date: Thu, 22 May 2025 17:01:57 +0200 From: Maxime Ripard To: Liu Ying Cc: Luca Ceresoli , Maarten Lankhorst , Thomas Zimmermann , David Airlie , Simona Vetter , Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Jagan Teki , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Douglas Anderson , Chun-Kuang Hu , Krzysztof Kozlowski , Anusha Srivatsa , Paul Kocialkowski , Dmitry Baryshkov , Hui Pu , Thomas Petazzoni , dri-devel@lists.freedesktop.org, asahi@lists.linux.dev, linux-kernel@vger.kernel.org, chrome-platform@lists.linux.dev, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-renesas-soc@vger.kernel.org, platform-driver-x86@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, linux-stm32@st-md-mailman.stormreply.com, Louis Chauvet , Alim Akhtar , Inki Dae , Kyungmin Park , Seung-Woo Kim , Manikandan Muralidharan , Adam Ford , Adrien Grassein , Aleksandr Mishin , Andy Yan , AngeloGioacchino Del Regno , Benson Leung , Biju Das , Christoph Fritz , Cristian Ciocaltea , Detlev Casanova , Dharma Balasubiramani , Guenter Roeck , Heiko Stuebner , Jani Nikula , Janne Grunau , Jerome Brunet , Jesse Van Gavere , Kevin Hilman , Kieran Bingham , Martin Blumenstingl , Matthias Brugger , Philipp Zabel , Phong LE , Sasha Finkelstein , Sugar Zhang , Sui Jingfeng , Tomi Valkeinen , Vitalii Mordan , "Rob Herring (Arm)" , Hsin-Te Yuan , Pin-yen Lin , Xin Ji , Aradhya Bhatia , Tomi Valkeinen , Ian Ray , Martyn Welch , Peter Senna Tschudin , Helge Deller , Kuninori Morimoto , Laurent Pinchart , Alexandre Torgue , Maxime Coquelin , Philippe Cornu , Raphael Gallais-Pou , Yannick Fertre , Alain Volmat , Raphael Gallais-Pou , Michal Simek , Jonathan Corbet , linux-doc@vger.kernel.org Subject: Re: [PATCH v3 00/22] drm: convert all bridges to devm_drm_bridge_alloc() Message-ID: <20250522-eager-cautious-dragon-c09cbe@houat> References: <20250509-drm-bridge-convert-to-alloc-api-v3-0-b8bc1f16d7aa@bootlin.com> <20250521162216.79dd3290@booty> <36ade269-a590-4243-889c-006f37d9ae6e@nxp.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha384; protocol="application/pgp-signature"; boundary="lkfsaolmoihne3h2" Content-Disposition: inline In-Reply-To: <36ade269-a590-4243-889c-006f37d9ae6e@nxp.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250522_080200_946231_FF6B2F00 X-CRM114-Status: GOOD ( 23.62 ) X-BeenThere: linux-mediatek@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-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org --lkfsaolmoihne3h2 Content-Type: text/plain; protected-headers=v1; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Subject: Re: [PATCH v3 00/22] drm: convert all bridges to devm_drm_bridge_alloc() MIME-Version: 1.0 On Thu, May 22, 2025 at 11:20:17AM +0800, Liu Ying wrote: > >> drm: convert many bridge drivers from devm_kzalloc() to devm_drm= _bridge_alloc() API > >=20 > > This patch affects multiple drivers. Running get_maintainers.pl > > points at Shawn Guo's repository. After reviewing the MAINTAINERS file, > > this looks like due to the 'N:' line in: > >=20 > > ARM/FREESCALE IMX / MXC ARM ARCHITECTURE > > M: Shawn Guo > > M: Sascha Hauer > > R: Pengutronix Kernel Team > > ... > > T: git git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux.git > > N: imx > > ... > >=20 > > (https://gitlab.freedesktop.org/drm/misc/kernel/-/blob/drm-misc-next/MA= INTAINERS?ref_type=3Dheads#L2511-2528) > >=20 > > Here 'imx' matches the 'drivers/gpu/drm/bridge/imx/imx-legacy-bridge.c' > > file that is touched by the patch. That regexp appears overly generic t= o me. > >=20 > > Shawn, can it be fixed by making it less generic? > >=20 > > If not, can we at least add a band-aid 'X:' entry for > > drivers/gpu/drm/bridge/imx? > >=20 > > I think the other matching entry is the one to consider: > >=20 > > DRM DRIVERS FOR FREESCALE IMX BRIDGE > > M: Liu Ying > > L: dri-devel@lists.freedesktop.org > > S: Maintained > > F: Documentation/devicetree/bindings/display/bridge/fsl,imx8qxp-ldb.yaml > > F: Documentation/devicetree/bindings/display/bridge/fsl,imx8qxp-pixel-c= ombiner.yaml > > F: Documentation/devicetree/bindings/display/bridge/fsl,imx8qxp-pixel-l= ink.yaml > > F: Documentation/devicetree/bindings/display/bridge/fsl,imx8qxp-pxl2dpi= =2Eyaml > > F: drivers/gpu/drm/bridge/imx/ > >=20 > > (https://gitlab.freedesktop.org/drm/misc/kernel/-/blob/drm-misc-next/MA= INTAINERS?ref_type=3Dheads#L7940-7948) > >=20 > > However it does not list any trees. I _guess_ drm-misc applies here as > > a fallback as well as common sense. > >=20 > > Liu, should this entry have a 'T:' line for drm/misc? >=20 > These bridge drivers also don't have a 'T:' line: >=20 > DRM DRIVER FOR CHIPONE ICN6211 MIPI-DSI to RGB CONVERTER BRIDGE > DRM DRIVER FOR PARADE PS8640 BRIDGE CHIP > DRM DRIVER FOR TI DLPC3433 MIPI DSI TO DMD BRIDGE > DRM DRIVER FOR TI SN65DSI86 BRIDGE CHIP > LONTIUM LT8912B MIPI TO HDMI BRIDGE > MEGACHIPS STDPXXXX-GE-B850V3-FW LVDS/DP++ BRIDGES > MICROCHIP SAM9x7-COMPATIBLE LVDS CONTROLLER >=20 > I think that they fallback to drm-misc since "DRM DRIVERS FOR BRIDGE CHIP= S" > covers them. I don't have strong opinion on adding a "T" line to them, at > least to "DRM DRIVERS FOR FREESCALE IMX BRIDGE". Anyway, it would be good > to know comments from maintainers for "DRM DRIVERS FOR BRIDGE CHIPS" and > "DRM DRIVERS". That's good enough to me. drivers/gpu/drm/bridge is indeed under the maintenance of drm-misc and there's no exception afaik. get_maintainers.pl also properly reports it, so I'm not sure we need to do anything there. Maxime --lkfsaolmoihne3h2 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iJUEABMJAB0WIQTkHFbLp4ejekA/qfgnX84Zoj2+dgUCaC88ZAAKCRAnX84Zoj2+ djG+AX9azcCjWg3uajj8kpv9U5tIOYfiLFB/+gEceKcg1OKQ4lA85Sy7O401gsKA sHQZxUMBf0Vj0sOJiWj/u8nCjMwjpC+xsQThFbSdD/ITqF4PFVw2BCwG7J/5XsKx gWgLGdqwyQ== =0NYb -----END PGP SIGNATURE----- --lkfsaolmoihne3h2--