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Received: from foss.arm.com ([217.140.101.70]) by casper.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1ciN1w-0007te-Sy for linux-arm-kernel@lists.infradead.org; Mon, 27 Feb 2017 15:16:09 +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 6F0271595; Mon, 27 Feb 2017 07:15:43 -0800 (PST) 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 A8C773F77C; Mon, 27 Feb 2017 07:15:41 -0800 (PST) From: Lorenzo Pieralisi To: linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH 14/20] PCI: hisi: update PCI config space remap function Date: Mon, 27 Feb 2017 15:14:25 +0000 Message-Id: <20170227151436.18698-15-lorenzo.pieralisi@arm.com> X-Mailer: git-send-email 2.10.0 In-Reply-To: <20170227151436.18698-1-lorenzo.pieralisi@arm.com> References: <20170227151436.18698-1-lorenzo.pieralisi@arm.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20170227_151605_078605_DD4F63F8 X-CRM114-Status: GOOD ( 10.09 ) 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: linux-arch@vger.kernel.org, Lorenzo Pieralisi , Gabriele Paoloni , linux-kernel@vger.kernel.org, Zhou Wang , Bjorn Helgaas 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 PCI configuration space should be mapped with a memory region type that generates on the CPU host bus non-posted write transations. Update the driver to use the devm_pci_remap_cfg* interface to make sure the correct memory mappings for PCI configuration space are used. Signed-off-by: Lorenzo Pieralisi Cc: Bjorn Helgaas Cc: Gabriele Paoloni Cc: Zhou Wang --- drivers/pci/dwc/pcie-hisi.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/pci/dwc/pcie-hisi.c b/drivers/pci/dwc/pcie-hisi.c index e3e4fed..8042780 100644 --- a/drivers/pci/dwc/pcie-hisi.c +++ b/drivers/pci/dwc/pcie-hisi.c @@ -294,10 +294,9 @@ static int hisi_pcie_probe(struct platform_device *pdev) } reg = platform_get_resource_byname(pdev, IORESOURCE_MEM, "rc_dbi"); - pci->dbi_base = devm_ioremap_resource(dev, reg); + pci->dbi_base = devm_pci_remap_cfg_resource(dev, reg); if (IS_ERR(pci->dbi_base)) return PTR_ERR(pci->dbi_base); - platform_set_drvdata(pdev, hisi_pcie); ret = hisi_add_pcie_port(hisi_pcie, pdev);