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PCI: xgene: Configure PCIe MPS settings

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Make sure PCIe MPS settings are valid when we enumerate a new hierarchy.

Based-on-patch-by: Jon Mason <jon.mason@broadcom.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
This commit is contained in:
Bjorn Helgaas 2017-02-08 15:43:45 -06:00 committed by Bjorn Helgaas
parent 1ded56df32
commit 7da7a1a66e
1 changed files with 3 additions and 1 deletions
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4
drivers/pci/host/pci-xgene.c
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@ -635,7 +635,7 @@ 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);
@ -678,6 +678,8 @@ 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;