Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S966986AbdDSQub (ORCPT ); Wed, 19 Apr 2017 12:50:31 -0400 Received: from foss.arm.com ([217.140.101.70]:44462 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S966906AbdDSQt4 (ORCPT ); Wed, 19 Apr 2017 12:49:56 -0400 From: Lorenzo Pieralisi To: linux-pci@vger.kernel.org Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Lorenzo Pieralisi , Bjorn Helgaas , Murali Karicheri Subject: [PATCH v4 20/21] PCI: keystone-dw: update PCI config space remap function Date: Wed, 19 Apr 2017 17:49:09 +0100 Message-Id: <20170419164913.19674-21-lorenzo.pieralisi@arm.com> X-Mailer: git-send-email 2.10.0 In-Reply-To: <20170419164913.19674-1-lorenzo.pieralisi@arm.com> References: <20170419164913.19674-1-lorenzo.pieralisi@arm.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1076 Lines: 27 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: Murali Karicheri --- drivers/pci/dwc/pci-keystone-dw.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/pci/dwc/pci-keystone-dw.c b/drivers/pci/dwc/pci-keystone-dw.c index 6b396f6..8bc626e 100644 --- a/drivers/pci/dwc/pci-keystone-dw.c +++ b/drivers/pci/dwc/pci-keystone-dw.c @@ -543,7 +543,7 @@ int __init ks_dw_pcie_host_init(struct keystone_pcie *ks_pcie, /* Index 0 is the config reg. space address */ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - pci->dbi_base = devm_ioremap_resource(dev, res); + pci->dbi_base = devm_pci_remap_cfg_resource(dev, res); if (IS_ERR(pci->dbi_base)) return PTR_ERR(pci->dbi_base); -- 2.10.0