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 10F38C79F82 for ; Tue, 8 Sep 2026 13:04:56 +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:Cc :References:In-Reply-To:Subject:To:From:Date:Message-ID:Reply-To:MIME-Version :Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=0c6VVgpgr8QRvVK0L3AA+Ya2VGnRG3C/SeaIoCEOEIw=; b=xX0qinxPVZehlxYQlB8usWKFGa m654dlJENIDZQn7++xvUY+On8bOARg8QfJN3SfgJZ6udHj3gatKf0+ATvUyMQ0QtZ25zipLkATL81 t3AHREtLd+uUs5SYwmgwO3UyJE2J8qawgPVS+b1TEUzX0XKYlg8Thve6/b3SpYDH35rxiooiCC6FK qyo/aKkMB/MJff2DqenFMuCouTx8D9K0GJ92s6nCZpgCIegRaJnjlDpr16O5EDYbwKypj4g4B6Ld3 fE90Vs+WI4KC8SchMEPvRseZDLqo3gW7/0WrPtN532U5hZ3wpsiaijlM7Tuz8YNKaWcnvjC42n1MV RG9CL+nw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1x3vVI-000000095el-3ip5; Tue, 08 Sep 2026 13:04:49 +0000 Received: from tor.source.kernel.org ([172.105.4.254]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1x3vVH-000000095eU-3Ozf; Tue, 08 Sep 2026 13:04:47 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by tor.source.kernel.org (Postfix) with ESMTP id DD5E2601DB; Tue, 8 Sep 2026 13:04:46 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id DA4F21F00A3A; Tue, 8 Sep 2026 13:04:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1788872686; bh=0c6VVgpgr8QRvVK0L3AA+Ya2VGnRG3C/SeaIoCEOEIw=; h=Date:From:To:Subject:In-Reply-To:References:Cc; b=GME5OEfmBM3W0vV/lVcz+5iVnZEC5ckUSFlvI8uKcFRfnIi/d7yvCw33IdTcWPrOG +ODsMzky9dGz8w1QvGQ90Rjxbc6478UAnrg7p0yiOWzjOSF7WU7wxuE4NUxRanh3EY J5K091ChOVt841MVIvPiboxtyhgRplOqOOGj15aUxNb1vbrf5IZl/UbnwkrW5qD87Q Ov23nnRh40+Y3J/7ubOvVyg/lyu1P7SFBrsi4Q6EDRPLYoKu2jm4Xv30Yk+DFrdsJn XkOmt3S3WSQ7t2wPuUTZli7yc041+BiDeff9S74+zS6fP2gdhUrypH5nX4llhwjzd3 3Dk7FHiMKatdw== Message-ID: <0ec40db90bd0d2ece46b185deb3c8eca@kernel.org> Date: Tue, 08 Sep 2026 13:04:43 +0000 From: "Maxime Ripard" To: "Cristian Ciocaltea" Subject: Re: [PATCH v11 45/74] drm/vc4: hdmi: Propagate -EDEADLK to the top level In-Reply-To: <20260901-dw-hdmi-qp-scramb-v11-45-bc12954a0688@collabora.com> References: <20260901-dw-hdmi-qp-scramb-v11-45-bc12954a0688@collabora.com> Cc: dri-devel@lists.freedesktop.org, kernel@collabora.com, linux-arm-kernel@lists.infradead.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, linux-sunxi@lists.linux.dev, "Algea Cao" , "Andrzej Hajda" , "Andy Yan" , "Chen-Yu Tsai" , "Daniel Stone" , "Dave Stevenson" , "David Airlie" , "Dmitry Baryshkov" , =?utf-8?b?SGVpa28gU3TDvGJuZXI=?= , "Helge Deller" , "Jernej Skrabec" , "Jonas Karlman" , "Laurent Pinchart" , "Liu Ying" , "Luca Ceresoli" , "Maarten Lankhorst" , "Maxime Ripard" , =?utf-8?b?TWHDrXJhIENhbmFs?= , "Neil Armstrong" , "Phong LE" , "Raphael Gallais-Pou" , "Raspberry Pi Kernel Maintenance" , "Robert Foss" , "Samuel Holland" , "Sandy Huang" , "Simona Vetter" , "Thomas Zimmermann" 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 Tue, 1 Sep 2026 21:51:09 +0300, Cristian Ciocaltea wrote: > drm_connector_helper_funcs.detect_ctx() is expected to propagate > -EDEADLK so that context owners, e.g. drm_helper_probe_detect_ctx(), can > perform the required backoff and retry. > > vc4_hdmi_handle_hotplug() instead runs its own retry loop and calls > > [ ... ] Acked-by: Maxime Ripard Thanks! Maxime