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PCI: versatile: Configure PCIe MPS settings 

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>
hifive-unleashed-5.1
Bjorn Helgaas 2017-02-08 15:42:26 -06:00
parent 7ce7d89f48
commit 70bc1b684b
1 changed files with 3 additions and 1 deletions
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4
drivers/pci/host/pci-versatile.c
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@ -124,7 +124,7 @@ static int versatile_pci_probe(struct platform_device *pdev)
int ret, i, myslot = -1;
u32 val;
void __iomem *local_pci_cfg_base;
struct pci_bus *bus;
struct pci_bus *bus, *child;
LIST_HEAD(pci_res);
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
@ -204,6 +204,8 @@ static int versatile_pci_probe(struct platform_device *pdev)
pci_fixup_irqs(pci_common_swizzle, of_irq_parse_and_map_pci);
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;