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 916EAC27C55 for ; Mon, 10 Jun 2024 21:37:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To: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=KnGJPlUywNEs57O9v7Jvf1jDWlxHnMUHraUyLkwjRKM=; b=t+dJFmVsJ52QCX 7dvqWvoJeEnCVEyUsfj2rfKYSMGccRNOzUHEYf6zI9V3odxgQo9eXnrumLkjBtzwa0SRd9xFLVsmp 75H+Lr2Z6uAolxRQLVyO4YSYJr2TqorQpRCnimiG244yZ6Cy05xXg7C9xzTYZ5uFP3oRtXD5a54LE UTe5+9LKQb17MGPINJRdq+WSmOySV4ymqSMkb0t6215WcKAs8HRkAFiJXpOOgggkG8/ouwGE1dJ8W ma01xYvjHlUVt9mE9NInaujIzr4tbO52vjLE7AyoPKFcCGgGoiQOBqmso1JoYFwiLeX8pWxqRzSvB JHdtisSsbQpNYlWRZXOg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sGmhx-00000006YY0-4Amr; Mon, 10 Jun 2024 21:37:41 +0000 Received: from sin.source.kernel.org ([145.40.73.55]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sGmhv-00000006YW0-0APd for linux-arm-kernel@lists.infradead.org; Mon, 10 Jun 2024 21:37:40 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sin.source.kernel.org (Postfix) with ESMTP id EF7DDCE18C0; Mon, 10 Jun 2024 21:37:36 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 12DF7C4AF50; Mon, 10 Jun 2024 21:37:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1718055456; bh=Hu+ZYAxQIeqrj2N96pQMniXoSv97DArchied9P7Vm1k=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=eK7GeKlSJb8Ckg8qzh4cf2ZYk8nis9CGFj3j4T3Q4QfgbeOCCm0FV/6SFblR3J7si pxfoNeGyWC4xbIiuoMVSdGD+JZvpzwxpW7z/gnBc9Z0pgeMWs1fVZ7MIjrS/WEXRCv h61wr6uzmBp9FtmoJiwoVXPupCCZew8yrOKV5e895AMnBVJQM/eejzhmspRrRRnie6 jTv4Q78kVKB+O64bYc6jWMI/KQ5kUBVgzKZoTZT6ugNUUEmpVElHOVLtKIJfalEVXQ raIKCmtKVsjBCrb0AVnlpkB3kj6MGqvWDfiYNQorQelmaTYWDxymZSm44Hmo5gxcEW JEZh2WqqKsCLQ== Date: Mon, 10 Jun 2024 15:37:35 -0600 From: Rob Herring To: Bjorn Helgaas Cc: Herve Codina , Simon Horman , Sai Krishna Gajula , Thomas Gleixner , Krzysztof Kozlowski , Conor Dooley , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Lee Jones , Arnd Bergmann , Horatiu Vultur , UNGLinuxDriver@microchip.com, Andrew Lunn , Heiner Kallweit , Russell King , Saravana Kannan , Bjorn Helgaas , Philipp Zabel , Lars Povlsen , Steen Hegelund , Daniel Machon , Alexandre Belloni , linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, netdev@vger.kernel.org, linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Allan Nielsen , Luca Ceresoli , Thomas Petazzoni Subject: Re: [PATCH v2 17/19] PCI: of_property: Add interrupt-controller property in PCI device nodes Message-ID: <20240610213735.GA3112053-robh@kernel.org> References: <20240527161450.326615-18-herve.codina@bootlin.com> <20240606192612.GA814032@bhelgaas> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20240606192612.GA814032@bhelgaas> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240610_143739_407940_D77C0810 X-CRM114-Status: GOOD ( 18.52 ) 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Thu, Jun 06, 2024 at 02:26:12PM -0500, Bjorn Helgaas wrote: > On Mon, May 27, 2024 at 06:14:44PM +0200, Herve Codina wrote: > > PCI devices and bridges DT nodes created during the PCI scan are created > > with the interrupt-map property set to handle interrupts. > > > > In order to set this interrupt-map property at a specific level, a > > phandle to the parent interrupt controller is needed. On systems that > > are not fully described by a device-tree, the parent interrupt > > controller may be unavailable (i.e. not described by the device-tree). > > > > As mentioned in the [1], avoiding the use of the interrupt-map property > > and considering a PCI device as an interrupt controller itself avoid the > > use of a parent interrupt phandle. > > > > In that case, the PCI device itself as an interrupt controller is > > responsible for routing the interrupts described in the device-tree > > world (DT overlay) to the PCI interrupts. > > > > Add the 'interrupt-controller' property in the PCI device DT node. > > > > [1]: https://lore.kernel.org/lkml/CAL_Jsq+je7+9ATR=B6jXHjEJHjn24vQFs4Tvi9=vhDeK9n42Aw@mail.gmail.com/ > > > > Signed-off-by: Herve Codina > > No objection from me, but I'd like an ack/review from Rob. Given it is more DT patches in the series, how about I take them and this one with your ack instead? Rob _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel