From patchwork Fri Feb 28 17:28:42 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lucas Stach X-Patchwork-Id: 3743171 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 28D6BBF13A for ; Fri, 28 Feb 2014 17:31:54 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 54045202AE for ; Fri, 28 Feb 2014 17:31:53 +0000 (UTC) Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 60B4320125 for ; Fri, 28 Feb 2014 17:31:52 +0000 (UTC) Received: from merlin.infradead.org ([2001:4978:20e::2]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1WJRGQ-0004kW-L7; Fri, 28 Feb 2014 17:30:22 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1WJRG3-00077u-E9; Fri, 28 Feb 2014 17:29:59 +0000 Received: from metis.ext.pengutronix.de ([2001:6f8:1178:4:290:27ff:fe1d:cc33]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1WJRFS-00071F-Mi for linux-arm-kernel@lists.infradead.org; Fri, 28 Feb 2014 17:29:24 +0000 Received: from dude.hi.pengutronix.de ([10.1.0.7] helo=dude.pengutronix.de) by metis.ext.pengutronix.de with esmtp (Exim 4.72) (envelope-from ) id 1WJREw-00031O-2w; Fri, 28 Feb 2014 18:28:50 +0100 From: Lucas Stach To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 6/7] PCI: designware: use new OF interrupt mapping when possible Date: Fri, 28 Feb 2014 18:28:42 +0100 Message-Id: <1393608523-17509-7-git-send-email-l.stach@pengutronix.de> X-Mailer: git-send-email 1.8.5.3 In-Reply-To: <1393608523-17509-1-git-send-email-l.stach@pengutronix.de> References: <1393608523-17509-1-git-send-email-l.stach@pengutronix.de> X-SA-Exim-Connect-IP: 10.1.0.7 X-SA-Exim-Mail-From: l.stach@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-arm-kernel@lists.infradead.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20140228_122922_999784_0E323AD9 X-CRM114-Status: GOOD ( 14.84 ) X-Spam-Score: 1.2 (+) Cc: Mark Rutland , devicetree@vger.kernel.org, Jingoo Han , linux-samsung-soc@vger.kernel.org, Richard Zhu , kernel@pengutronix.de, Arnd Bergmann , linux-sh@vger.kernel.org, Tim Harvey , Stephen Warren , Bjorn Helgaas , Simon Horman , Thierry Reding , Ben Dooks , linux-tegra@vger.kernel.org, Kukjin Kim , Shawn Guo X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-1.1 required=5.0 tests=BAYES_00,KHOP_BIG_TO_CC, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=no version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This is the recommended method of doing the IRQ mapping. For old devicetrees we fall back to the previous practice. Signed-off-by: Lucas Stach --- drivers/pci/host/pcie-designware.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/pci/host/pcie-designware.c b/drivers/pci/host/pcie-designware.c index 17ce88f79d2b..3e0c2af11528 100644 --- a/drivers/pci/host/pcie-designware.c +++ b/drivers/pci/host/pcie-designware.c @@ -17,6 +17,7 @@ #include #include #include +#include #include #include #include @@ -738,8 +739,13 @@ static struct pci_bus *dw_pcie_scan_bus(int nr, struct pci_sys_data *sys) static int dw_pcie_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) { struct pcie_port *pp = sys_to_pcie(dev->bus->sysdata); + int irq; - return pp->irq; + irq = of_irq_parse_and_map_pci(dev, slot, pin); + if (!irq) + irq = pp->irq; + + return irq; } static void dw_pcie_add_bus(struct pci_bus *bus)