From patchwork Thu Jun 8 14:13:39 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lorenzo Pieralisi X-Patchwork-Id: 9775569 X-Patchwork-Delegate: bhelgaas@google.com Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 88A3860350 for ; Thu, 8 Jun 2017 14:15:46 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 795772855A for ; Thu, 8 Jun 2017 14:15:46 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 6C96C28563; Thu, 8 Jun 2017 14:15:46 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id DE2D42855A for ; Thu, 8 Jun 2017 14:15:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751663AbdFHOPo (ORCPT ); Thu, 8 Jun 2017 10:15:44 -0400 Received: from foss.arm.com ([217.140.101.70]:51636 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751703AbdFHOPo (ORCPT ); Thu, 8 Jun 2017 10:15:44 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 94EC21610; Thu, 8 Jun 2017 07:15:38 -0700 (PDT) Received: from red-moon.cambridge.arm.com (red-moon.cambridge.arm.com [10.1.206.55]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 3D6263F3E1; Thu, 8 Jun 2017 07:15:34 -0700 (PDT) From: Lorenzo Pieralisi To: linux-pci@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org, Lorenzo Pieralisi , Bjorn Helgaas , Tanmay Inamdar , Arnd Bergmann , Will Deacon , Russell King , Pratyush Anand , Jingoo Han , Rob Herring , Simon Horman , Mingkai Hu , Murali Karicheri , Bharat Kumar Gogada , Wenrui Li , Shawn Lin , Minghuan Lian , Gabriele Paoloni , Thomas Petazzoni , Joao Pinto , Thierry Reding , Michal Simek , Stanimir Varbanov , Zhou Wang , Roy Zang , Matthew Minter , Linus Walleij Subject: [RFT PATCH v2 39/42] PCI: xgene: Move to struct pci_host_bridge IRQ mapping functions Date: Thu, 8 Jun 2017 15:13:39 +0100 Message-Id: <20170608141342.2018-40-lorenzo.pieralisi@arm.com> X-Mailer: git-send-email 2.10.0 In-Reply-To: <20170608141342.2018-1-lorenzo.pieralisi@arm.com> References: <20170608141342.2018-1-lorenzo.pieralisi@arm.com> Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP struct pci_host_bridge gained hooks to map/swizzle IRQs, so that the IRQ mapping can be done automatically by PCI core code through the pci_assign_irq() function instead of resorting to per-arch specific implementation callbacks to carry out the same task which force PCI host bridge drivers implementation to implement per-arch kludges to carry out a task that is inherently architecture agnostic. Add map/swizzle IRQs hooks to the xgene PCI host driver to move the IRQ allocation into core code and stop relying on arch specific callbacks. Signed-off-by: Lorenzo Pieralisi Cc: Bjorn Helgaas Cc: Tanmay Inamdar --- drivers/pci/host/pci-xgene.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/pci/host/pci-xgene.c b/drivers/pci/host/pci-xgene.c index 262bedf..bd89747 100644 --- a/drivers/pci/host/pci-xgene.c +++ b/drivers/pci/host/pci-xgene.c @@ -678,6 +678,8 @@ static int xgene_pcie_probe_bridge(struct platform_device *pdev) bridge->sysdata = port; bridge->busnr = 0; bridge->ops = &xgene_pcie_ops; + bridge->map_irq = of_irq_parse_and_map_pci; + bridge->swizzle_irq = pci_common_swizzle; ret = pci_scan_root_bus_bridge(bridge); if (ret < 0)