From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.kernel.org ([198.145.29.136]:39256 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751235AbdBHWve (ORCPT ); Wed, 8 Feb 2017 17:51:34 -0500 Subject: [PATCH v1 3/3] PCI: xgene: Configure PCIe MPS settings From: Bjorn Helgaas To: linux-pci@vger.kernel.org Cc: Rob Herring , Haiyang Zhang , Michal Simek , Jon Mason , Ray Jui , =?utf-8?b?U8O2cmVu?= Brinkmann , devel@linuxdriverproject.org, "K. Y. Srinivasan" , linux-arm-kernel@lists.infradead.org, Tanmay Inamdar Date: Wed, 08 Feb 2017 16:49:48 -0600 Message-ID: <20170208224948.14351.64615.stgit@bhelgaas-glaptop.roam.corp.google.com> In-Reply-To: <20170208224632.14351.89895.stgit@bhelgaas-glaptop.roam.corp.google.com> References: <20170208224632.14351.89895.stgit@bhelgaas-glaptop.roam.corp.google.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Sender: linux-pci-owner@vger.kernel.org List-ID: From: Bjorn Helgaas Make sure PCIe MPS settings are valid when we enumerate a new hierarchy. Based-on-patch-by: Jon Mason Signed-off-by: Bjorn Helgaas --- drivers/pci/host/pci-xgene.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/pci/host/pci-xgene.c b/drivers/pci/host/pci-xgene.c index 7c3b54b9eb17..8091a8778ae7 100644 --- a/drivers/pci/host/pci-xgene.c +++ b/drivers/pci/host/pci-xgene.c @@ -638,7 +638,7 @@ static int xgene_pcie_probe_bridge(struct platform_device *pdev) struct device_node *dn = dev->of_node; struct xgene_pcie_port *port; resource_size_t iobase = 0; - struct pci_bus *bus; + struct pci_bus *bus, *child; int ret; LIST_HEAD(res); @@ -681,6 +681,8 @@ static int xgene_pcie_probe_bridge(struct platform_device *pdev) pci_scan_child_bus(bus); pci_assign_unassigned_bus_resources(bus); + list_for_each_entry(child, &bus->children, node) + pcie_bus_configure_settings(child); pci_bus_add_devices(bus); return 0;