From: Bjorn Helgaas <bhelg...@google.com>
Make sure PCIe MPS settings are valid when we enumerate a new hierarchy.
Based-on-patch-by: Jon Mason <jon.ma...@broadcom.com>
Signed-off-by: Bjorn Helgaas <bhelg...@google.com>
---
drivers/pci/host/pci-versatile.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/pci/host/pci-versatile.c b/drivers/pci/host/pci-versatile.c
index b7dc07002f13..5ebee7d37ff5 100644
--- a/drivers/pci/host/pci-versatile.c
+++ b/drivers/pci/host/pci-versatile.c
@@ -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;
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