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Commit 6fd7f550 authored by Bjorn Helgaas's avatar Bjorn Helgaas
Browse files

PCI: rcar: Request host bridge window resources with core function 



Use devm_request_pci_bus_resources() to request host bridge window
resources instead of doing it by hand in the driver.

No functional change intended.

Signed-off-by: default avatarBjorn Helgaas <bhelgaas@google.com>
parent ac575ead

drivers/pci/host/pcie-rcar.c

+5 −7
Original line number Diff line number Diff line
@@ -955,12 +955,15 @@ static int rcar_pcie_parse_request_of_pci_ranges(struct rcar_pcie *pci) 
	if (err)

		return err;



	err = devm_request_pci_bus_resources(dev, &pci->resources);

	if (err)

		goto out_release_res;



	resource_list_for_each_entry(win, &pci->resources) {

		struct resource *parent, *res = win->res;

		struct resource *res = win->res;



		switch (resource_type(res)) {

		case IORESOURCE_IO:

			parent = &ioport_resource;

			err = pci_remap_iospace(res, iobase);

			if (err) {

				dev_warn(dev, "error %d: failed to map resource %pR\n",
@@ -969,17 +972,12 @@ static int rcar_pcie_parse_request_of_pci_ranges(struct rcar_pcie *pci) 
			}

			break;

		case IORESOURCE_MEM:

			parent = &iomem_resource;

			break;



		case IORESOURCE_BUS:

		default:

			continue;

		}



		err = devm_request_resource(dev, parent, res);

		if (err)

			goto out_release_res;

	}



	return 0;