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 2165CC3DA4B for ; Fri, 12 Jul 2024 13:35:22 +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: Content-Type:MIME-Version:References:In-Reply-To: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=zsIQ40b9k5VvrZKyuXL7OJ2FO+xOflyP76hRNF0J6zA=; b=D+TkY9925YVPdZgW5l7zaApkyD 59ekCV0FgC3FgOFEcue5dv13EAT3bYn7uQwVWp2L5ZR6DF0gNMd2TKb4AObXX0eNDwm4UyEwDz5SL zcYDhZG2AoQ7CckJLEKGSBqHc9U8VMjwmm4HWK+DdFAyHFr0R+UTT7RhcyPtQ9kznrTwFJVFcL3FY LYK6qw6kQyMhrFs290MhpbgOmU+2xKY7ppEVwhm1XfH6TBhhrFsDIKZ7vDwNrEByp3NTAIowzFLTA oU/zAaY8+Krq353GT9fCjaPQlceztuJeEd+YU+jw6QqURoE69goC7/d0VhQi2usItJs7TizFwd6Rq emOX1RRg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sSGQY-00000000Ad2-1FMX; Fri, 12 Jul 2024 13:35:10 +0000 Received: from relay2-d.mail.gandi.net ([217.70.183.194]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sSGQF-00000000AWY-3YAN for linux-arm-kernel@lists.infradead.org; Fri, 12 Jul 2024 13:34:53 +0000 Received: by mail.gandi.net (Postfix) with ESMTPSA id 0B28F40002; Fri, 12 Jul 2024 13:34:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1720791289; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=zsIQ40b9k5VvrZKyuXL7OJ2FO+xOflyP76hRNF0J6zA=; b=BVODHXoMJ06+cRjiYiP5PkKZqMfnTd0SHEHEZ/AbF5SbGOmDuiz+FsyWyYeHKo9ohZbicb 5ODll117HMaIK+GgBbfJLlQ2bWtcXYNRlFa3OvVhmtmwL5uEp9/wgeWfFYpho70ZAqSHoR vY8YY0wAp0i8CBGh2T8+lLhWxXvLTzQ3i8sWcAe8Wp31VEGXv4nyukDwEiJN222Eg2yMFZ aKceAkB79SYoexDrzd5alr4Idb5IrMGjOHHjT6PjPqVipmOQHr4GDPzJfA/F8vLLDqw2ip vom/FeYbQErkaKIAettZJwR+bw8tmxCpe4a8dCe7Rc/H1nJm+Uo4P6w7hAD5aQ== Date: Fri, 12 Jul 2024 15:34:46 +0200 From: Herve Codina To: Saravana Kannan Cc: Greg Kroah-Hartman , "Rafael J. Wysocki" , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Wolfram Sang , Rob Herring , Mark Brown , Len Brown , Andy Shevchenko , Daniel Scally , Heikki Krogerus , Sakari Ailus , Geert Uytterhoeven , kernel-team@android.com, Wolfram Sang , linux-kernel@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-i2c@vger.kernel.org, devicetree@vger.kernel.org, linux-spi@vger.kernel.org, linux-acpi@vger.kernel.org, Luca Ceresoli , Thomas Petazzoni Subject: Re: [PATCH v3 0/2] fw_devlink overlay fix Message-ID: <20240712153446.37e26d34@bootlin.com> In-Reply-To: <20240423103924.366eba43@bootlin.com> References: <20240411235623.1260061-1-saravanak@google.com> <20240423103924.366eba43@bootlin.com> Organization: Bootlin X-Mailer: Claws Mail 4.2.0 (GTK 3.24.41; x86_64-redhat-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-GND-Sasl: herve.codina@bootlin.com X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240712_063452_184767_3CB91467 X-CRM114-Status: GOOD ( 20.40 ) 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 Hi Saravana, On Tue, 23 Apr 2024 10:39:24 +0200 Herve Codina wrote: > Hi Saravana, > > On Thu, 11 Apr 2024 16:56:20 -0700 > Saravana Kannan wrote: > > > Overlays don't work correctly with fw_devlink. This patch series fixes > > it. This series is now ready for review and merging once Geert and Herve > > give they Tested-by. > > > > Geert and Herve, > > > > This patch series should hopefully fix both of your use cases [1][2][3]. > > Can you please check to make sure the device links created to/from the > > overlay devices are to/from the right ones? > > > > Thanks, > > Saravana > > > > I tested the series. > > On my Microchip use case (i.e. DT overlay on a PCIe device), I observed that > some driver removal were done in a wrong order. For instance, the onboard > PCIe device interrupt controller (oic@e00c0120) was removed before its > consumers. > > I enabled debug traces in core.c and observed that many links were dropped. > These links are related to pinctrl, clock, reset, interrupts, ... > I have the feeling that these links should not be dropped. > Have you made any progress on this topic ? I haven't seen any updates. Maybe I missed something. Best regards, Hervé