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Commit 2fbb3530 authored by Bjorn Helgaas's avatar Bjorn Helgaas
Browse files

PCI: versatile: 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 45c64b6a

drivers/pci/host/pci-versatile.c

+5 −7
Original line number Diff line number Diff line
@@ -80,12 +80,15 @@ static int versatile_pci_parse_request_of_pci_ranges(struct device *dev, 
	if (err)

		return err;



	err = devm_request_pci_bus_resources(dev, res);

	if (err)

		goto out_release_res;



	resource_list_for_each_entry(win, res) {

		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",
@@ -94,7 +97,6 @@ static int versatile_pci_parse_request_of_pci_ranges(struct device *dev, 
			}

			break;

		case IORESOURCE_MEM:

			parent = &iomem_resource;

			res_valid |= !(res->flags & IORESOURCE_PREFETCH);



			writel(res->start >> 28, PCI_IMAP(mem));
@@ -106,10 +108,6 @@ static int versatile_pci_parse_request_of_pci_ranges(struct device *dev, 
		default:

			continue;

		}



		err = devm_request_resource(dev, parent, res);

		if (err)

			goto out_release_res;

	}



	if (!res_valid) {