- struct slot *old_slot, *next_slot;
-
- old_slot = ctrl->slot;
- ctrl->slot = NULL;
-
- while (old_slot) {
- next_slot = old_slot->next;
- pci_hp_deregister (old_slot->hotplug_slot);
- kfree(old_slot->hotplug_slot->info);
- kfree(old_slot->hotplug_slot->name);
- kfree(old_slot->hotplug_slot);
- kfree(old_slot);
- old_slot = next_slot;
+ struct slot *slot;
+ struct hotplug_slot *hotplug_slot;
+ struct hotplug_slot_info *info;
+ int retval = -ENOMEM;
+ int i;
+ u32 sun;
+
+ for (i = 0; i < ctrl->num_slots; i++) {
+ slot = kzalloc(sizeof(*slot), GFP_KERNEL);
+ if (!slot)
+ goto error;
+
+ hotplug_slot = kzalloc(sizeof(*hotplug_slot), GFP_KERNEL);
+ if (!hotplug_slot)
+ goto error_slot;
+ slot->hotplug_slot = hotplug_slot;
+
+ info = kzalloc(sizeof(*info), GFP_KERNEL);
+ if (!info)
+ goto error_hpslot;
+ hotplug_slot->info = info;
+
+ hotplug_slot->name = slot->name;
+
+ slot->hp_slot = i;
+ slot->ctrl = ctrl;
+ slot->bus = ctrl->slot_bus;
+ slot->device = ctrl->slot_device_offset + i;
+ slot->hpc_ops = ctrl->hpc_ops;
+ mutex_init(&slot->lock);
+
+ if (shpchprm_get_physical_slot_number(ctrl, &sun,
+ slot->bus, slot->device))
+ goto error_info;
+
+ slot->number = sun;
+ INIT_WORK(&slot->work, queue_pushbutton_work, slot);
+
+ /* register this slot with the hotplug pci core */
+ hotplug_slot->private = slot;
+ hotplug_slot->release = &release_slot;
+ make_slot_name(slot);
+ hotplug_slot->ops = &shpchp_hotplug_slot_ops;
+
+ get_power_status(hotplug_slot, &info->power_status);
+ get_attention_status(hotplug_slot, &info->attention_status);
+ get_latch_status(hotplug_slot, &info->latch_status);
+ get_adapter_status(hotplug_slot, &info->adapter_status);
+
+ dbg("Registering bus=%x dev=%x hp_slot=%x sun=%x "
+ "slot_device_offset=%x\n", slot->bus, slot->device,
+ slot->hp_slot, slot->number, ctrl->slot_device_offset);
+ retval = pci_hp_register(slot->hotplug_slot);
+ if (retval) {
+ err("pci_hp_register failed with error %d\n", retval);
+ goto error_info;
+ }
+
+ list_add(&slot->slot_list, &ctrl->slot_list);