From patchwork Wed Aug 1 15:54:17 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jiang Liu X-Patchwork-Id: 1264981 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) by patchwork1.kernel.org (Postfix) with ESMTP id 5B9D43FC23 for ; Wed, 1 Aug 2012 15:59:24 +0000 (UTC) Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1SwbIT-0004eX-UC; Wed, 01 Aug 2012 15:57:18 +0000 Received: from mail-gh0-f177.google.com ([209.85.160.177]) by merlin.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1SwbIP-0004eF-Je for linux-arm-kernel@lists.infradead.org; Wed, 01 Aug 2012 15:57:14 +0000 Received: by ghbf11 with SMTP id f11so7632605ghb.36 for ; Wed, 01 Aug 2012 08:57:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:to:cc:subject:date:message-id:x-mailer:in-reply-to:references; bh=WQ3LSTOs2cT3JnWsXfzcEME6MiaF937+FCSMh3zeF+s=; b=Y0J9KNykHFBkgPGF7pTPVwj+7b1AN4u2kznv6jfpH2xmgGjxoU3DNXS34hop/+p5Rf X9K+vFNeVoOI4nq4Y6YOzGNSLy74gDzYhdHOoDlukYk3GbDmKEFpc7aPkY+9w/NhGPzl VWTTfwQSFs+yPFbG2Vm+BCOn+muGeP5dlh/r8LFaSK+9tBhjBC2wNoexZartZAkyjJT+ VU7068gwy7erO7cYi1T3MfamdOIiXMbIF9KLHq2V+ub8A23Z+8hHtFEaTJCF0ttB+mBJ oLd8ckdW4+abkryBOrgqKchZ41R683glRUsU1XzFnMPB5fsj1tmz1JuDQmmJMFdVMcIa 3Hdw== Received: by 10.68.235.236 with SMTP id up12mr52924239pbc.79.1343836627203; Wed, 01 Aug 2012 08:57:07 -0700 (PDT) Received: from localhost.localdomain ([58.250.81.2]) by mx.google.com with ESMTPS id pe8sm2816231pbc.76.2012.08.01.08.56.56 (version=TLSv1/SSLv3 cipher=OTHER); Wed, 01 Aug 2012 08:57:05 -0700 (PDT) From: Jiang Liu To: Bjorn Helgaas , Don Dutile , Colin Cross , Olof Johansson , Stephen Warren Subject: [PATCH v3 12/32] PCI/ARM: use PCIe capabilities access functions to simplify implementation Date: Wed, 1 Aug 2012 23:54:17 +0800 Message-Id: <1343836477-7287-13-git-send-email-jiang.liu@huawei.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1343836477-7287-1-git-send-email-jiang.liu@huawei.com> References: <1343836477-7287-1-git-send-email-jiang.liu@huawei.com> X-Spam-Note: CRM114 invocation failed X-Spam-Score: -1.7 (-) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (-1.7 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at http://www.dnswl.org/, low trust [209.85.160.177 listed in list.dnswl.org] 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (liuj97[at]gmail.com) 0.8 RCVD_IN_SORBS_WEB RBL: SORBS: sender is an abusable web server [58.250.81.2 listed in dnsbl.sorbs.net] -0.0 SPF_PASS SPF: sender matches SPF record 0.2 FREEMAIL_ENVFROM_END_DIGIT Envelope-from freemail username ends in digit (liuj97[at]gmail.com) -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature Cc: Russell King , Jiang Liu , linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, "Rafael J . Wysocki" , linux-tegra@vger.kernel.org, Kenji Kaneshige , Yijing Wang , Taku Izumi , Yinghai Lu , linux-arm-kernel@lists.infradead.org, Jiang Liu X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: linux-arm-kernel-bounces@lists.infradead.org Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org From: Jiang Liu Use PCIe capabilities access functions to simplify PCIe ARM implementation. Signed-off-by: Jiang Liu Acked-by: Stephen Warren --- arch/arm/mach-tegra/pcie.c | 13 ++----------- 1 file changed, 2 insertions(+), 11 deletions(-) diff --git a/arch/arm/mach-tegra/pcie.c b/arch/arm/mach-tegra/pcie.c index 0e09137..5f99d33 100644 --- a/arch/arm/mach-tegra/pcie.c +++ b/arch/arm/mach-tegra/pcie.c @@ -367,17 +367,8 @@ DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_NVIDIA, 0x0bf1, tegra_pcie_fixup_class); /* Tegra PCIE requires relaxed ordering */ static void __devinit tegra_pcie_relax_enable(struct pci_dev *dev) { - u16 val16; - int pos = pci_find_capability(dev, PCI_CAP_ID_EXP); - - if (pos <= 0) { - dev_err(&dev->dev, "skipping relaxed ordering fixup\n"); - return; - } - - pci_read_config_word(dev, pos + PCI_EXP_DEVCTL, &val16); - val16 |= PCI_EXP_DEVCTL_RELAX_EN; - pci_write_config_word(dev, pos + PCI_EXP_DEVCTL, val16); + pci_pcie_capability_change_word(dev, PCI_EXP_DEVCTL, + PCI_EXP_DEVCTL_RELAX_EN, 0); } DECLARE_PCI_FIXUP_FINAL(PCI_ANY_ID, PCI_ANY_ID, tegra_pcie_relax_enable);