From patchwork Mon Feb 27 15:14:25 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lorenzo Pieralisi X-Patchwork-Id: 732894 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3vX50V36R9z9sDC for ; Tue, 28 Feb 2017 02:16:58 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752115AbdB0PPy (ORCPT ); Mon, 27 Feb 2017 10:15:54 -0500 Received: from foss.arm.com ([217.140.101.70]:54564 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751452AbdB0PPw (ORCPT ); Mon, 27 Feb 2017 10:15:52 -0500 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 Cc: linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, Lorenzo Pieralisi , Bjorn Helgaas , Gabriele Paoloni , Zhou Wang 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> Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org 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);