static void __init pci_fixup_bus_sysdata_list(struct list_head *bus_list)
{
struct list_head *ln;
struct pci_bus *bus;
for (ln = bus_list->next; ln != bus_list; ln = ln->next) {
bus = pci_bus_b(ln);
if (bus->self)
bus->sysdata = bus->self->sysdata;
pci_fixup_bus_sysdata_list(&bus->children);
}
}
/******************************************************************
* Fixup the bus->sysdata ptrs to point to the bus' device_node.
* This is done late in pcibios_init(). We do this mostly for
* sanity, but pci_dma.c uses these at DMA time so they must be
* correct.
* To do this we recurse down the bus hierarchy. Note that PHB's
* have bus->self == NULL, but fortunately bus->sysdata is already
* correct in this case.
******************************************************************/
void __init
pci_fix_bus_sysdata(void)
{
pci_fixup_bus_sysdata_list(&pci_root_buses);
}
