xref: /openbmc/qemu/hw/core/hotplug.c (revision 228aa992)
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 "hw/hotplug.h"
13 #include "qemu/module.h"
14 
15 void hotplug_handler_plug(HotplugHandler *plug_handler,
16                           DeviceState *plugged_dev,
17                           Error **errp)
18 {
19     HotplugHandlerClass *hdc = HOTPLUG_HANDLER_GET_CLASS(plug_handler);
20 
21     if (hdc->plug) {
22         hdc->plug(plug_handler, plugged_dev, errp);
23     }
24 }
25 
26 void hotplug_handler_unplug_request(HotplugHandler *plug_handler,
27                                     DeviceState *plugged_dev,
28                                     Error **errp)
29 {
30     HotplugHandlerClass *hdc = HOTPLUG_HANDLER_GET_CLASS(plug_handler);
31 
32     if (hdc->unplug_request) {
33         hdc->unplug_request(plug_handler, plugged_dev, errp);
34     }
35 }
36 
37 void hotplug_handler_unplug(HotplugHandler *plug_handler,
38                             DeviceState *plugged_dev,
39                             Error **errp)
40 {
41     HotplugHandlerClass *hdc = HOTPLUG_HANDLER_GET_CLASS(plug_handler);
42 
43     if (hdc->unplug) {
44         hdc->unplug(plug_handler, plugged_dev, errp);
45     }
46 }
47 
48 static const TypeInfo hotplug_handler_info = {
49     .name          = TYPE_HOTPLUG_HANDLER,
50     .parent        = TYPE_INTERFACE,
51     .class_size = sizeof(HotplugHandlerClass),
52 };
53 
54 static void hotplug_handler_register_types(void)
55 {
56     type_register_static(&hotplug_handler_info);
57 }
58 
59 type_init(hotplug_handler_register_types)
60