acpi_handle tmp;
acpi_status status = AE_OK;
unsigned long adr, sun;
- int device, function;
- static int num_slots = 0; /* XXX if we support I/O node hotplug... */
+ int device, function, retval;
status = acpi_evaluate_integer(handle, "_ADR", NULL, &adr);
memset(slot, 0, sizeof(struct acpiphp_slot));
slot->bridge = bridge;
- slot->id = num_slots++;
slot->device = device;
slot->sun = sun;
INIT_LIST_HEAD(&slot->funcs);
dbg("found ACPI PCI Hotplug slot %d at PCI %04x:%02x:%02x\n",
slot->sun, pci_domain_nr(bridge->pci_bus),
bridge->pci_bus->number, slot->device);
+ retval = acpiphp_register_hotplug_slot(slot);
+ if (retval) {
+ warn("acpiphp_register_hotplug_slot failed(err code = 0x%x)\n", retval);
+ goto err_exit;
+ }
}
newfunc->slot = slot;
status = AE_OK;
return status;
+
+ err_exit:
+ bridge->nr_slots--;
+ bridge->slots = slot->next;
+ kfree(slot);
+ kfree(newfunc);
+
+ return AE_OK;
}
/* decode ACPI 2.0 _HPP (hot plug parameters) */
decode_hpp(bridge);
+ /* must be added to the list prior to calling register_slot */
+ list_add(&bridge->list, &bridge_list);
+
/* register all slot objects under this bridge */
status = acpi_walk_namespace(ACPI_TYPE_DEVICE, bridge->handle, (u32)1,
register_slot, bridge, NULL);
+ if (ACPI_FAILURE(status)) {
+ list_del(&bridge->list);
+ return;
+ }
/* install notify handler */
if (bridge->type != BRIDGE_TYPE_HOST) {
err("failed to register interrupt notify handler\n");
}
}
-
- list_add(&bridge->list, &bridge_list);
}
add_p2p_bridge(handle, dev);
}
+ /* search P2P bridges under this p2p bridge */
+ status = acpi_walk_namespace(ACPI_TYPE_DEVICE, handle, (u32)1,
+ find_p2p_bridge, dev->subordinate, NULL);
+ if (ACPI_FAILURE(status))
+ warn("find_p2p_bridge faied (error code = 0x%x)\n", status);
+
out:
pci_dev_put(dev);
return AE_OK;
list_del(list);
kfree(func);
}
+ acpiphp_unregister_hotplug_slot(slot);
+ list_del(&slot->funcs);
kfree(slot);
slot = next;
}
} else {
/* clean-up p2p bridges under this host bridge */
acpi_walk_namespace(ACPI_TYPE_DEVICE, handle,
- (u32)1, cleanup_p2p_bridge, NULL, NULL);
+ ACPI_UINT32_MAX, cleanup_p2p_bridge,
+ NULL, NULL);
}
}
acpiphp_sanitize_bus(bus);
pci_enable_bridges(bus);
pci_bus_add_devices(bus);
- acpiphp_set_hpp_values(DEVICE_ACPI_HANDLE(&bus->self->dev), bus);
- acpiphp_configure_ioapics(DEVICE_ACPI_HANDLE(&bus->self->dev));
+ acpiphp_set_hpp_values(slot->bridge->handle, bus);
+ acpiphp_configure_ioapics(slot->bridge->handle);
/* associate pci_dev to our representation */
list_for_each (l, &slot->funcs) {
}
#endif
-/* search matching slot from id */
-struct acpiphp_slot *get_slot_from_id(int id)
-{
- struct list_head *node;
- struct acpiphp_bridge *bridge;
- struct acpiphp_slot *slot;
-
- list_for_each (node, &bridge_list) {
- bridge = (struct acpiphp_bridge *)node;
- for (slot = bridge->slots; slot; slot = slot->next)
- if (slot->id == id)
- return slot;
- }
-
- /* should never happen! */
- err("%s: no object for id %d\n", __FUNCTION__, id);
- WARN_ON(1);
- return NULL;
-}
-
/**
* acpiphp_enable_slot - power on slot