From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3360D18C928 for ; Mon, 28 Oct 2024 05:38:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730093899; cv=none; b=OBbqvI+dS27jrA1dNl4BL4idODvtXOOU7X8OOuQ0C+PGsYduytCfAUEB2M49MKKUL+jDxqfzuYnZSn7nF5lhSBLu5clB82p/c9edC1jieLMQy3G9QWcjw1evIure1Ql3j86l0guVbti6/Pzo9y8SAdiGZ6BhN13VkfeuwLJI0To= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730093899; c=relaxed/simple; bh=KkGiltvB2syBm1xu3ITNqGSLPtRXU0T4HdY3Pb7kodc=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=biWdge7JbMHXWgY7QL5wB5AWvcD2yZl43/51yWOaRVwC6bgC5H3ymMF1wYlnnCAPtQ3mY1yUE1e+B5WLg0IwGmo5xFlqaspvoUBXdue4WDVjuDxWZM4AGx5CCmBd8Ae0ujMBDSz0epBkx3m5fEkJlyIV3B3yBIogFvShrFAYQ1Q= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=M4qe0Zda; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="M4qe0Zda" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8552EC4AF09; Mon, 28 Oct 2024 05:38:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1730093898; bh=KkGiltvB2syBm1xu3ITNqGSLPtRXU0T4HdY3Pb7kodc=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=M4qe0ZdaMdpj69qBpYpNnUpK1e81w8VeCBogJ5d+QCrxOWMYpSKPUN/Gvhd5J4Hjh s0ierfhVsh1370pT2+mBJRcvhiPz1sySscbIkaduaosXej4TUeuXZGYKyUCWRka5SG hyPIW//d1ic6S6IIT5YwBLDHQ8H6iVFYC1a6uW/8= Date: Mon, 28 Oct 2024 06:38:06 +0100 From: Greg KH To: jason-jh.lin@mediatek.com Cc: stable@vger.kernel.org, Saravana Kannan , Seiya Wang , Singo Chang Subject: Re: [PATCH] Revert "drm/mipi-dsi: Set the fwnode for mipi_dsi_device" Message-ID: <2024102847-enrage-cavalier-77e2@gregkh> References: <20241024-fixup-5-15-v1-1-62f21a32b5a5@mediatek.com> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20241024-fixup-5-15-v1-1-62f21a32b5a5@mediatek.com> On Thu, Oct 24, 2024 at 06:30:01PM +0800, Jason-JH.Lin via B4 Relay wrote: > From: "Jason-JH.Lin" > > This reverts commit ac88a1f41f93499df6f50fd18ea835e6ff4f3200. > > Reason for revert: > 1. The commit [1] does not land on linux-5.15, so this patch does not > fix anything. > > 2. Since the fw_device improvements series [2] does not land on > linux-5.15, using device_set_fwnode() causes the panel to flash during > bootup. > > Incorrect link management may lead to incorrect device initialization, > affecting firmware node links and consumer relationships. > The fwnode setting of panel to the DSI device would cause a DSI > initialization error without series[2], so this patch was reverted to > avoid using the incomplete fw_devlink functionality. > > [1] commit 3fb16866b51d ("driver core: fw_devlink: Make cycle detection more robust") > [2] Link: https://lore.kernel.org/all/20230207014207.1678715-1-saravanak@google.com > > Cc: stable@vger.kernel.org # 5.15.169 What about 5.10.y and 5.4.y as well? Aren't those also affected? thanks, greg k-h