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authorBjorn Helgaas <bhelgaas@google.com>2017-02-08 22:43:45 +0100
committerBjorn Helgaas <helgaas@kernel.org>2017-02-10 18:36:14 +0100
commit7da7a1a66e7700903bbc9ed09256fc95da34d43d (patch)
tree9853b64cbe8bf3a41462f18256a8bdcf7d364c21 /drivers
parentPCI: xgene: Fix double free on init error (diff)
downloadlinux-7da7a1a66e7700903bbc9ed09256fc95da34d43d.tar.xz
linux-7da7a1a66e7700903bbc9ed09256fc95da34d43d.zip
PCI: xgene: 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>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/pci/host/pci-xgene.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/pci/host/pci-xgene.c b/drivers/pci/host/pci-xgene.c
index 142a1669dd82..1a6108788f6f 100644
--- a/drivers/pci/host/pci-xgene.c
+++ b/drivers/pci/host/pci-xgene.c
@@ -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;