| 1 | /* |
| 2 | * Hotplug handler interface. |
| 3 | * |
| 4 | * Copyright (c) 2014 Red Hat Inc. |
| 5 | * |
| 6 | * Authors: |
| 7 | * Igor Mammedov <imammedo@redhat.com>, |
| 8 | * |
| 9 | * This work is licensed under the terms of the GNU GPL, version 2 or later. |
| 10 | * See the COPYING file in the top-level directory. |
| 11 | */ |
| 12 | #include "qemu/osdep.h" |
| 13 | #include "hw/core/hotplug.h" |
| 14 | #include "qemu/module.h" |
| 15 | |
| 16 | void hotplug_handler_pre_plug(HotplugHandler *plug_handler, |
| 17 | DeviceState *plugged_dev, |
| 18 | Error **errp) |
| 19 | { |
| 20 | HotplugHandlerClass *hdc = HOTPLUG_HANDLER_GET_CLASS(plug_handler); |
| 21 | |
| 22 | if (hdc->pre_plug) { |
| 23 | hdc->pre_plug(plug_handler, plugged_dev, errp); |
| 24 | } |
| 25 | } |
| 26 | |
| 27 | void hotplug_handler_plug(HotplugHandler *plug_handler, |
| 28 | DeviceState *plugged_dev, |
| 29 | Error **errp) |
| 30 | { |
| 31 | HotplugHandlerClass *hdc = HOTPLUG_HANDLER_GET_CLASS(plug_handler); |
| 32 | |
| 33 | if (hdc->plug) { |
| 34 | hdc->plug(plug_handler, plugged_dev, errp); |
| 35 | } |
| 36 | } |
| 37 | |
| 38 | void hotplug_handler_unplug_request(HotplugHandler *plug_handler, |
| 39 | DeviceState *plugged_dev, |
| 40 | Error **errp) |
| 41 | { |
| 42 | HotplugHandlerClass *hdc = HOTPLUG_HANDLER_GET_CLASS(plug_handler); |
| 43 | |
| 44 | if (hdc->unplug_request) { |
| 45 | hdc->unplug_request(plug_handler, plugged_dev, errp); |
| 46 | } |
| 47 | } |
| 48 | |
| 49 | void hotplug_handler_unplug(HotplugHandler *plug_handler, |
| 50 | DeviceState *plugged_dev, |
| 51 | Error **errp) |
| 52 | { |
| 53 | HotplugHandlerClass *hdc = HOTPLUG_HANDLER_GET_CLASS(plug_handler); |
| 54 | |
| 55 | if (hdc->unplug) { |
| 56 | hdc->unplug(plug_handler, plugged_dev, errp); |
| 57 | } |
| 58 | } |
| 59 | |
| 60 | static const TypeInfo hotplug_handler_info = { |
| 61 | .name = TYPE_HOTPLUG_HANDLER, |
| 62 | .parent = TYPE_INTERFACE, |
| 63 | .class_size = sizeof(HotplugHandlerClass), |
| 64 | }; |
| 65 | |
| 66 | static void hotplug_handler_register_types(void) |
| 67 | { |
| 68 | type_register_static(&hotplug_handler_info); |
| 69 | } |
| 70 | |
| 71 | type_init(hotplug_handler_register_types) |