From nobody Mon Feb 9 17:58:48 2026 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 69253C83005 for ; Fri, 9 Jun 2023 13:45:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241394AbjFINo7 (ORCPT ); Fri, 9 Jun 2023 09:44:59 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54772 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239848AbjFINoq (ORCPT ); Fri, 9 Jun 2023 09:44:46 -0400 Received: from michel.telenet-ops.be (michel.telenet-ops.be [IPv6:2a02:1800:110:4::f00:18]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C5BB735A9 for ; Fri, 9 Jun 2023 06:44:43 -0700 (PDT) Received: from ramsan.of.borg ([IPv6:2a02:1810:ac12:ed30:a1e2:1b31:cba3:390d]) by michel.telenet-ops.be with bizsmtp id 71kZ2A00512zQ4r061kZpM; Fri, 09 Jun 2023 15:44:42 +0200 Received: from rox.of.borg ([192.168.97.57]) by ramsan.of.borg with esmtp (Exim 4.95) (envelope-from ) id 1q7cPS-008La3-2T; Fri, 09 Jun 2023 15:44:33 +0200 Received: from geert by rox.of.borg with local (Exim 4.95) (envelope-from ) id 1q7cPp-00GCTQ-3L; Fri, 09 Jun 2023 15:44:33 +0200 From: Geert Uytterhoeven To: Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Daniel Vetter , Jonathan Corbet , Jyri Sarha , Tomi Valkeinen , Laurent Pinchart , Bagas Sanjaya Cc: dri-devel@lists.freedesktop.org, linux-doc@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-kernel@vger.kernel.org, Geert Uytterhoeven , Javier Martinez Canillas Subject: [PATCH v2 1/4] drm/todo: Add atomic modesetting references Date: Fri, 9 Jun 2023 15:44:27 +0200 Message-Id: X-Mailer: git-send-email 2.34.1 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" The section about converting existing KMS drivers to atomic modesetting mentions the existence of a conversion guide, but does not reference it. While the guide is old and rusty, it still contains useful information, so add a link to it. Also link to the LWN.net articles that give an overview about the atomic mode setting design. While at it, remove the reference to unconverted virtual HW drivers, as they've been converted. Signed-off-by: Geert Uytterhoeven Reviewed-by: Javier Martinez Canillas Reviewed-by: Laurent Pinchart --- v2: - Add Reviewed-by, - Drop double space after full stop, - Use footnotes for references, - Remore reference to unconverted virtual HW drivers. --- Documentation/gpu/todo.rst | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/Documentation/gpu/todo.rst b/Documentation/gpu/todo.rst index 68bdafa0284f55f6..6c328613c049fc1d 100644 --- a/Documentation/gpu/todo.rst +++ b/Documentation/gpu/todo.rst @@ -49,14 +49,18 @@ converted over. Modern compositors like Wayland or Surf= aceflinger on Android really want an atomic modeset interface, so this is all about the bright future. =20 -There is a conversion guide for atomic and all you need is a GPU for a -non-converted driver (again virtual HW drivers for KVM are still all -suitable). +There is a conversion guide for atomic [1]_ and all you need is a GPU for a +non-converted driver. The "Atomic mode setting design overview" series [2= ]_ +[3]_ at LWN.net can also be helpful. =20 As part of this drivers also need to convert to universal plane (which mea= ns exposing primary & cursor as proper plane objects). But that's much easier= to do by directly using the new atomic helper driver callbacks. =20 + .. [1] https://blog.ffwll.ch/2014/11/atomic-modeset-support-for-kms-driv= ers.html + .. [2] https://lwn.net/Articles/653071/ + .. [3] https://lwn.net/Articles/653466/ + Contact: Daniel Vetter, respective driver maintainers =20 Level: Advanced --=20 2.34.1