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: 9775587 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 F402660393 for ; Thu, 8 Jun 2017 14:16:57 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id E48C82855E for ; Thu, 8 Jun 2017 14:16:57 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id D914528563; Thu, 8 Jun 2017 14:16:57 +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=-1.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [65.50.211.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 7E5752855E for ; Thu, 8 Jun 2017 14:16:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=7opa7QtFQcu1t9Q4yquIk70IdG/uRvAT8KK8dYV1QMA=; b=nel1q9SVrFK4hLwf3fKNt4HtY/ RWslj36srdxUDXb19NfJ7oBsLBzcdByiQQ8IH/MfeJqj+SFsm/pBy7n3Xx8lCuYdjgDJlTO02th+J t+lsqYkNrEy10u8mYDF3gWOMIO4vBD0Bhis2C4E6vz4CPJw7DlA8GsQc/OYxUNCnJwOqWl2k95ZQy uVTS84g7RAk9mnJ8Fty1JquzHk2GehHAefTnYEMGSydYKp/eVTgffiGJuAACFYvnr7DrYcFed0DGP IuVwB7c8jnqGEl45M9yD5ziCjCUIi+pYKDUX8BMxm6f/YB4FnQO+qnqfoJRoJWbHcCZ0SckWWEtAa XdOU/KFw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1dIyF5-0008Rz-Sb; Thu, 08 Jun 2017 14:16:55 +0000 Received: from foss.arm.com ([217.140.101.70]) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1dIyE8-000765-Ed for linux-arm-kernel@lists.infradead.org; Thu, 08 Jun 2017 14:16:00 +0000 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 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> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20170608_071556_790525_7C395AFB X-CRM114-Status: UNSURE ( 9.30 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Wenrui Li , Gabriele Paoloni , Shawn Lin , Will Deacon , Michal Simek , Thierry Reding , Tanmay Inamdar , Matthew Minter , Rob Herring , Lorenzo Pieralisi , Pratyush Anand , Russell King , Murali Karicheri , Linus Walleij , Arnd Bergmann , Bharat Kumar Gogada , Joao Pinto , Bjorn Helgaas , Mingkai Hu , linux-arm-kernel@lists.infradead.org, Thomas Petazzoni , Jingoo Han , Stanimir Varbanov , Minghuan Lian , Zhou Wang , Simon Horman , Roy Zang MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.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)