linux-imx

    unsigned long mask, prefmask, type2 = 0, type3 = 0;

    resource_size_t additional_mem_size = 0, additional_io_size = 0;

    struct resource *b_res;

    int ret;

​

    list_for_each_entry(dev, &bus->devices, bus_list) {

        struct pci_bus *b = dev->subordinate;

        if (!b)

            continue;

​

            pci_bus_size_cardbus(b, realloc_head);

            break;

​

        default:

            __pci_bus_size_bridges(b, realloc_head);

            break;

        }

    }

​

    /* The root bus? */

    if (pci_is_root_bus(bus))

        return;

​

        /* don't size cardbuses yet. */

        break;

​

        pci_bridge_check_ranges(bus);

        if (bus->self->is_hotplug_bridge) {

            additional_io_size  = pci_hotplug_io_size;

            additional_mem_size = pci_hotplug_mem_size;

        }

        /* Fall through */

    default:

        pbus_size_io(bus, realloc_head ? 0 : additional_io_size,

                 additional_io_size, realloc_head);

​

​

    list_for_each_entry(dev, &bus->devices, bus_list) {

        pdev_assign_fixed_resources(dev);

​

        b = dev->subordinate;

        if (!b)

            continue;

​

        __pci_bus_assign_resources(b, realloc_head, fail_head);

​

            if (!pci_is_enabled(dev))

                pci_setup_bridge(b);

            break;

​

            pci_setup_cardbus(b);

            break;

​

        default:

            pci_info(dev, "not setting up bridge for bus %04x:%02x\n",

                 pci_domain_nr(b), b->number);

            break;

        }

    }

}