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 C6DABE77180 for ; Tue, 10 Dec 2024 16:16:43 +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:In-Reply-To: Content-Transfer-Encoding:Content-Type:MIME-Version:References:Message-ID: Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=f0PnjnuFmwfGJ4/f1r00zdPmTrvRH6FRCjme7Zhxk+8=; b=tbYztB7vWNf6zPzlh+bHPl1sDd DYj/4UDrX9ezy+I0Ae9xN97LzIx4mCClHyB3SjkCAgotvJlK+nyxrEZGbdc+Xdz6kI62grA1muUOL dUiW9PtbAn4NDQsKfXf6ptm9nL1O1ScFeyCaQFLzH3/IDP+flUHRlZ3AI6xJVyhO+vr3AgeZKvHBC +9BUGs37oqfBk7xOPvF0AN8MZ1NBfMZD+fO4WM5gfuIl8lf0ov0rxWNDHVbCftBrdqRiB9omptiw2 /FrUVwUqiz64dytSaBbr+9HS4tlGxgQ5e/4RzoTFfZAlfXedrA70ox5x+MtKczZN301r5pNlDJNQK FqOmOa+Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tL2uV-0000000C3ex-0jt3; Tue, 10 Dec 2024 16:16:31 +0000 Received: from dfw.source.kernel.org ([2604:1380:4641:c500::1]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tL2qf-0000000C2xL-3xGx; Tue, 10 Dec 2024 16:12:35 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id 4C1825C5486; Tue, 10 Dec 2024 16:11:50 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 38D41C4CED6; Tue, 10 Dec 2024 16:12:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1733847152; bh=aeFcHfhyyi6Hrc1ORc56BM7zT3V7KDTDRrWatg2IVuM=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=tNyKLcLf9TBPZY/+magH1b8HAo631nln+OPc5sR6f4ayS8hvBfvwQPECC9oIm9ag5 LCeTAGJ8duFEitSd1+oL2LJp9rHp5BH4DocBeF2Bv8BdcJtdCaHyWooP0i2kXRRUvq ZcLqGR+StgEpRHOLLCIw3mPcZElRJNRJuN6fbGm39WIn5xZ55aptvWyx9tlGVKz24c KMF8WTpz3g1u0nx65+IjO2ma/Pj0w759l4H3HgL3Uh0tj4dNNLLMonbl4+8bAZYCu6 FTJJv/kq4mgaYBi6sPjghLxgc3fEXCou7AiLit1XNSNqte8p5C7RIE05x9BJ4RVNgS xlERbS1/Oj/2g== Date: Tue, 10 Dec 2024 11:12:30 -0500 From: Sasha Levin To: Saravana Kannan Cc: linux-kernel@vger.kernel.org, stable@vger.kernel.org, =?iso-8859-1?Q?N=EDcolas_F_=2E_R_=2E_A_=2E?= Prado , Dmitry Baryshkov , Thierry Reding , AngeloGioacchino Del Regno , Greg Kroah-Hartman , maarten.lankhorst@linux.intel.com, mripard@kernel.org, tzimmermann@suse.de, airlied@gmail.com, simona@ffwll.ch, matthias.bgg@gmail.com, elder@kernel.org, ricardo@marliere.net, sumit.garg@linaro.org, dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org Subject: Re: [PATCH AUTOSEL 6.11 08/15] drm: display: Set fwnode for aux bus devices Message-ID: References: <20241204221726.2247988-1-sashal@kernel.org> <20241204221726.2247988-8-sashal@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241210_081234_066473_B0862B5D X-CRM114-Status: GOOD ( 16.49 ) 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 Thu, Dec 05, 2024 at 04:07:45PM -0800, Saravana Kannan wrote: >On Thu, Dec 5, 2024 at 4:06 PM Saravana Kannan wrote: >> >> On Wed, Dec 4, 2024 at 3:29 PM Sasha Levin wrote: >> > >> > From: Saravana Kannan >> > >> > [ Upstream commit fe2e59aa5d7077c5c564d55b7e2997e83710c314 ] >> > >> > fwnode needs to be set for a device for fw_devlink to be able to >> > track/enforce its dependencies correctly. Without this, you'll see error >> > messages like this when the supplier has probed and tries to make sure >> > all its fwnode consumers are linked to it using device links: >> > >> > mediatek-drm-dp 1c500000.edp-tx: Failed to create device link (0x180) with backlight-lcd0 >> > >> > Reported-by: Nícolas F. R. A. Prado >> > Closes: https://lore.kernel.org/all/7b995947-4540-4b17-872e-e107adca4598@notapiano/ >> > Tested-by: Nícolas F. R. A. Prado >> > Signed-off-by: Saravana Kannan >> > Reviewed-by: Dmitry Baryshkov >> > Reviewed-by: Thierry Reding >> > Tested-by: AngeloGioacchino Del Regno >> > Link: https://lore.kernel.org/r/20241024061347.1771063-2-saravanak@google.com >> > Signed-off-by: Greg Kroah-Hartman >> > Signed-off-by: Sasha Levin >> >> As mentioned in the original cover letter: >> >> PSA: Do not pull any of these patches into stable kernels. fw_devlink >> had a lot of changes that landed in the last year. It's hard to ensure >> cherry-picks have picked up all the dependencies correctly. If any of >> these really need to get cherry-picked into stable kernels, cc me and >> wait for my explicit Ack. >> >> Is there a pressing need for this in 4.19? > >I copy pasted this into several replies. In all those cases I meant >the kernel version mentioned in the subject. I'll drop this and the other patch you've pointed out, thanks! -- Thanks, Sasha