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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 00500C433FE for ; Mon, 10 Oct 2022 08:51:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231360AbiJJIvI (ORCPT ); Mon, 10 Oct 2022 04:51:08 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47154 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230127AbiJJIvD (ORCPT ); Mon, 10 Oct 2022 04:51:03 -0400 Received: from wout3-smtp.messagingengine.com (wout3-smtp.messagingengine.com [64.147.123.19]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8757C4DF20 for ; Mon, 10 Oct 2022 01:51:02 -0700 (PDT) Received: from compute5.internal (compute5.nyi.internal [10.202.2.45]) by mailout.west.internal (Postfix) with ESMTP id C64F532005C1; Mon, 10 Oct 2022 04:51:00 -0400 (EDT) Received: from mailfrontend1 ([10.202.2.162]) by compute5.internal (MEProxy); Mon, 10 Oct 2022 04:51:02 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cerno.tech; h=cc :cc:content-type:date:date:from:from:in-reply-to:in-reply-to :message-id:mime-version:references:reply-to:sender:subject :subject:to:to; s=fm3; t=1665391860; x=1665478260; bh=F465zH3QC/ AbnVw6vk1lOdg6PlWTj/fhAYUsOOtabSo=; b=V3CyrMEXGFQc8Xc05yin7R5KnI sKizRXnWMm2L4rbFdDyhhJQhF0trLKJo2g1hxkA3k8SLo+MEejGN0Yy362ULe1Ag J8Kpxew+ONtKrwUksKtT8aBHOs7L85m4OyPzYdBZczTeTAWQShwmRXAAhePLRjmE mkrkMvtKl2wDLfmxjGiQrgiYQj0wJt7foO7afBXhZsVoMsdwNjWEiVIuds++gcuv LgkTaKQ4kstrAaO3C8TTuPLpgixpgjcqOrHiEIjfXrb2a3q/fnDt5nLt0npVCSv3 dC45SFLwlkia/PWZLn7q1k+I508R+Z2NGSlu6anp7KDIJeXln4NtKwks2V4A== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:cc:content-type:date:date:feedback-id :feedback-id:from:from:in-reply-to:in-reply-to:message-id :mime-version:references:reply-to:sender:subject:subject:to:to :x-me-proxy:x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s= fm3; t=1665391860; x=1665478260; bh=F465zH3QC/AbnVw6vk1lOdg6PlWT j/fhAYUsOOtabSo=; b=n0SUXrJ+OHBSg04YiOa/xVQj5jjIn80uLRkcn1c/SZSC qZvMjbx3NZ1yztxJCuESVa9Os/3HQtky3zH1NGEqce6QLmEaPYpBikX6+vQEf5dB Htk1v4kPxx8kFArrIUFyg22ZfVzdUkV0wwUo+SHYAO0FpTqsA12W4BjaATfLpc+O NN60AAmBBvpYB1DI7vRuGvk2egm9RGPRgaMWvSssCNrGpeCux6//SPEjmNutJtu4 /4XJTNoHCmtFdSkn+ptRl8wmd+xdbxHByAhY3OfHd5McgnFdrxAv6YAWon0393ZJ K65QEjlficBzQEQuXH9FOTfu5ognrjJFvrI/Lf567g== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvfedrfeejgedgtdefucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmne cujfgurhepfffhvfevuffkfhggtggujgesghdtreertddtvdenucfhrhhomhepofgrgihi mhgvucftihhprghrugcuoehmrgigihhmvgestggvrhhnohdrthgvtghhqeenucggtffrrg htthgvrhhnpeetfefffefgkedtfefgledugfdtjeefjedvtddtkeetieffjedvgfehheff hfevudenucevlhhushhtvghrufhiiigvpedtnecurfgrrhgrmhepmhgrihhlfhhrohhmpe hmrgigihhmvgestggvrhhnohdrthgvtghh X-ME-Proxy: Feedback-ID: i8771445c:Fastmail Received: by mail.messagingengine.com (Postfix) with ESMTPA; Mon, 10 Oct 2022 04:50:59 -0400 (EDT) Date: Mon, 10 Oct 2022 10:50:58 +0200 From: Maxime Ripard To: David Airlie , Daniel Vetter , Thomas Zimmermann , Maarten Lankhorst , Emma Anholt Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Stefan Wahren , Marc Kleine-Budde Subject: Re: [PATCH 0/2] drm/vc4: hdmi: Fixes for the RaspberryPi 0-3 stalls Message-ID: <20221010085058.dvf4o6tsr55kmw7f@houat> References: <20220929-rpi-pi3-unplugged-fixes-v1-0-cd22e962296c@cerno.tech> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="bthjslvleo7iysnz" Content-Disposition: inline In-Reply-To: <20220929-rpi-pi3-unplugged-fixes-v1-0-cd22e962296c@cerno.tech> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --bthjslvleo7iysnz Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi Mark, Stefan, On Thu, Sep 29, 2022 at 11:21:16AM +0200, Maxime Ripard wrote: > Here's a series addressing the current bug that has been reported for the > RaspberryPi3, where booting without an HDMI monitor attached and with vc4 > compiled as a module will lead to a stuck system when the module is loade= d. >=20 > This is due to the HSM clock not being initialized by anyone, and thus not > being functional once we start accessing the HDMI registers. >=20 > The first patch will fix this, and the second will make sure we avoid that > situation entirely in the future. This has been tested with 5.19.12. Earl= ier > versions might need a backport of 88110a9f6209 ("clk: bcm2835: fix > bcm2835_clock_choose_div"). Could you test/review this? Thanks Maxime --bthjslvleo7iysnz Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYKAB0WIQRcEzekXsqa64kGDp7j7w1vZxhRxQUCY0Pc8gAKCRDj7w1vZxhR xZn/AP94RF6lqgwflNPDMX8dl3wXFOH7iQb0gQWvAODp7AHGHgEA+m2fHtdGFiGn z3lHqKdgvIpoXD4XtywFBQLeLT5Z2gc= =KvOl -----END PGP SIGNATURE----- --bthjslvleo7iysnz--