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 0714EE95A8E for ; Mon, 9 Oct 2023 08:45:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234407AbjJIIpy (ORCPT ); Mon, 9 Oct 2023 04:45:54 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55494 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234486AbjJIIpv (ORCPT ); Mon, 9 Oct 2023 04:45:51 -0400 Received: from mail-pl1-x630.google.com (mail-pl1-x630.google.com [IPv6:2607:f8b0:4864:20::630]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5BB0CD6 for ; Mon, 9 Oct 2023 01:45:50 -0700 (PDT) Received: by mail-pl1-x630.google.com with SMTP id d9443c01a7336-1c60778a3bfso35496435ad.1 for ; Mon, 09 Oct 2023 01:45:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1696841150; x=1697445950; darn=vger.kernel.org; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=+UYiBL6SRbLOPgrNzGh3TGoyVQnJviY/7sooyahS/D8=; b=WtGNAPHl2IPhIbrvDUO+TEVLFRxIfZCCk9oExXAYDcBFSi2tvU+7gM0QtQfQRF3FGv 8TCQVRq2+IS6RsFTz17xKp5yHDhvsRmPnTU4O4/6OiGF6Tr/CjYmhiIbGaImQtmRgPzD L1x8eGpMP+KaYMaOhFLJhexwip/i8rnKQxEiPE/hTbv9qqGkkz4hu1Ji5s02mCG1IaYl 2XDRnSAp3klIkGFsxgOykEPjsnfMnkUPKAC5o/8KfxnkFdIEqoqVQ+EudtlAwBzqdNh+ nlqf+NuYGylfMQeswpsFzV50YsTMVrzljfoSWpQpDSThflXjMGiTROLkmPps3JUo+A25 ftyg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1696841150; x=1697445950; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=+UYiBL6SRbLOPgrNzGh3TGoyVQnJviY/7sooyahS/D8=; b=S540a85O+kzrHJaT1iCHJ9Ip6XR+FKETHr/nbFh36CDGnh6L2BcnYsvuTM5nY259EB vc+C1YqvRWrkkOZxZVJEEgouVh5NNafZcXqUkHksjmesZmX1XF0XFDJ9uOAe+AicUchk QIKbyqxewj6LnpKGwXDgM3NXpfPvj7Z7LSxQ4aezQbgLx/S5FHpPRTapWVvc6ISWBT1+ jlHDKkU7bkURACPoqdJK1XZCvER4PnEu6uS2wQJVj5uIRaPZp0kNwt4L97u6nqqJkBuX OJTAXw44ARXbkMHvn4VuzS5whADXcz08r5XtJFwZGM7whe60prE+dk26nSC/2PT9+8b4 wQ6A== X-Gm-Message-State: AOJu0YwlZA7Cz64aROj9maghKt7Y2olAwM0AT5W5nWHmbXIWTAZwferU NW7+0KRFGBL57BUk0euC0XkKP4tktxo= X-Google-Smtp-Source: AGHT+IF05H4q63Cso7kjB1N3kLjdHmG3CmMzZbm0KtDP2GgiRIwTZqg0Tsw0un0gXDUMCRkfRhFrHw== X-Received: by 2002:a17:902:d349:b0:1c5:e527:68b0 with SMTP id l9-20020a170902d34900b001c5e52768b0mr15337660plk.62.1696841149660; Mon, 09 Oct 2023 01:45:49 -0700 (PDT) Received: from debian.me ([103.131.18.64]) by smtp.gmail.com with ESMTPSA id a12-20020a170902ee8c00b001bde65894c8sm8936969pld.268.2023.10.09.01.45.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 09 Oct 2023 01:45:48 -0700 (PDT) Received: by debian.me (Postfix, from userid 1000) id D98058FE13DF; Mon, 9 Oct 2023 15:45:44 +0700 (WIB) Date: Mon, 9 Oct 2023 15:45:44 +0700 From: Bagas Sanjaya To: Huacai Chen , Linux Regressions , Linux Kernel Mailing List Cc: Jaak Ristioja , Javier Martinez Canillas , Linux DRI Development , David Airlie , Daniel Vetter , Thomas Zimmermann Subject: Re: Blank screen on boot of Linux 6.5 and later on Lenovo ThinkPad L570 Message-ID: References: <7c50e051-eba2-09fc-da9f-023d592de457@ristioja.ee> <31bdf7b1-0ed9-4217-b459-1d857e53120b@leemhuis.info> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="e+saoYv3HPZRi7+a" Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --e+saoYv3HPZRi7+a Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Oct 09, 2023 at 09:27:02AM +0800, Huacai Chen wrote: > Hi, all, >=20 > On Tue, Sep 26, 2023 at 10:31=E2=80=AFPM Huacai Chen wrote: > > > > Hi, all, > > > > On Tue, Sep 26, 2023 at 7:15=E2=80=AFPM Linux regression tracking (Thor= sten > > Leemhuis) wrote: > > > > > > [CCing the regression list, as it should be in the loop for regressio= ns: > > > https://docs.kernel.org/admin-guide/reporting-regressions.html] > > > > > > Hi, Thorsten here, the Linux kernel's regression tracker. > > > > > > On 13.09.23 14:02, Jaak Ristioja wrote: > > > > > > > > Upgrading to Linux 6.5 on a Lenovo ThinkPad L570 (Integrated Intel = HD > > > > Graphics 620 (rev 02), Intel(R) Core(TM) i7-7500U) results in a bla= nk > > > > screen after boot until the display manager starts... if it does st= art > > > > at all. Using the nomodeset kernel parameter seems to be a workarou= nd. > > > > > > > > I've bisected this to commit 60aebc9559492cea6a9625f514a8041717e3a2= e4 > > > > ("drivers/firmware: Move sysfb_init() from device_initcall to > > > > subsys_initcall_sync"). > > > > > > Hmmm, no reaction since it was posted a while ago, unless I'm missing > > > something. > > > > > > Huacai Chen, did you maybe miss this report? The problem is apparently > > > caused by a commit of yours (that Javier applied), you hence should l= ook > > > into this. > > I'm sorry but it looks very strange, could you please share your config= file? > As confirmed by Jaak, disabling DRM_SIMPLEDRM makes things work fine > again. So I guess the reason: Did Jaak reply privately? It should have been disclosed in public ML here instead. >=20 > When SIMPLEDRM takes over the framebuffer, the screen is blank (don't > know why). And before 60aebc9559492cea6a9625f ("drivers/firmware: Move > sysfb_init() from device_initcall to subsys_initcall_sync") there is > no platform device created for SIMPLEDRM at early stage, so it seems > also "no problem". I don't understand above. You mean that after that commit the platform device is also none, right? Confused... --=20 An old man doll... just what I always wanted! - Clara --e+saoYv3HPZRi7+a Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYKAB0WIQSSYQ6Cy7oyFNCHrUH2uYlJVVFOowUCZSO9swAKCRD2uYlJVVFO oydtAQCjpra6tsxV4/98CtIBJeEv9SPFN/GBEOiRr+a0amnAaAD9HnpgYUQGuUI3 Li7bRmsGwGPIno+QwWiW2fiZl9ZcOwM= =bSd7 -----END PGP SIGNATURE----- --e+saoYv3HPZRi7+a--