{},
};
-static void rcar_pcie_release_of_pci_ranges(struct rcar_pcie *pci)
-{
- pci_free_resource_list(&pci->resources);
-}
-
static int rcar_pcie_parse_request_of_pci_ranges(struct rcar_pcie *pci)
{
int err;
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;
+ if (resource_type(res) == IORESOURCE_IO) {
err = pci_remap_iospace(res, iobase);
- if (err) {
+ if (err)
dev_warn(dev, "error %d: failed to map resource %pR\n",
err, res);
- continue;
- }
- 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;
out_release_res:
- rcar_pcie_release_of_pci_ranges(pci);
+ pci_free_resource_list(&pci->resources);
return err;
}