-static void __devinit check_s7a(void)
-{
- struct device_node *root;
- char *model;
-
- s7a_workaround = 0;
- root = of_find_node_by_path("/");
- if (root) {
- model = get_property(root, "model", NULL);
- if (model && !strcmp(model, "IBM,7013-S7A"))
- s7a_workaround = 1;
- of_node_put(root);
- }
-}
-
-void __devinit pSeries_irq_bus_setup(struct pci_bus *bus)
-{
- struct pci_dev *dev;
-
- if (s7a_workaround < 0)
- check_s7a();
- list_for_each_entry(dev, &bus->devices, bus_list) {
- pci_read_irq_line(dev);
- if (s7a_workaround) {
- if (dev->irq > 16) {
- dev->irq -= 3;
- pci_write_config_byte(dev, PCI_INTERRUPT_LINE,
- dev->irq);
- }
- }
- }
-}
-