PCI: designware: Request host bridge window resources

Request host bridge window resources so they appear in ioport_resource and
iomem_resource and are reflected in /proc/ioports and /proc/iomem.

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>

diff --git a/drivers/pci/host/pcie-designware.c b/drivers/pci/host/pcie-designware.c
index 9ade767523361f5055dd734274d9282637334ece..8304aeba4fb59ca198d295f25f0f4ed69f12212c 100644 (file)
--- a/drivers/pci/host/pcie-designware.c
+++ b/drivers/pci/host/pcie-designware.c
@@ -452,6 +452,10 @@ int dw_pcie_host_init(struct pcie_port *pp)
        if (ret)
                return ret;
 
+       ret = devm_request_pci_bus_resources(&pdev->dev, &res);
+       if (ret)
+               goto error;
+
        /* Get the I/O and memory ranges from DT */
        resource_list_for_each_entry(win, &res) {
                switch (resource_type(win->res)) {