From: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
Make sure PCIe MPS settings are valid when we enumerate a new hierarchy.
Based-on-patch-by: Jon Mason <jon.mason@xxxxxxxxxxxx>
Signed-off-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
---
drivers/pci/host/pcie-xilinx.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/pci/host/pcie-xilinx.c b/drivers/pci/host/pcie-xilinx.c
index c8616fadccf1..7f030f5d750b 100644
--- a/drivers/pci/host/pcie-xilinx.c
+++ b/drivers/pci/host/pcie-xilinx.c
@@ -632,7 +632,7 @@ static int xilinx_pcie_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct xilinx_pcie_port *port;
- struct pci_bus *bus;
+ struct pci_bus *bus, *child;
int err;
resource_size_t iobase = 0;
LIST_HEAD(res);
@@ -686,6 +686,8 @@ static int xilinx_pcie_probe(struct platform_device *pdev)
#ifndef CONFIG_MICROBLAZE
pci_fixup_irqs(pci_common_swizzle, of_irq_parse_and_map_pci);
#endif
+ list_for_each_entry(child, &bus->children, node)
+ pcie_bus_configure_settings(child);
pci_bus_add_devices(bus);
return 0;
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