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-rw-r--r--include/hw/qdev-core.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/include/hw/qdev-core.h b/include/hw/qdev-core.h
index 2c4f140b9c..41ec533acb 100644
--- a/include/hw/qdev-core.h
+++ b/include/hw/qdev-core.h
@@ -8,6 +8,7 @@
#include "qom/object.h"
#include "hw/irq.h"
#include "qapi/error.h"
+#include "hw/hotplug.h"
enum {
DEV_NVECTORS_UNSPECIFIED = -1,
@@ -180,14 +181,18 @@ typedef struct BusChild {
QTAILQ_ENTRY(BusChild) sibling;
} BusChild;
+#define QDEV_HOTPLUG_HANDLER_PROPERTY "hotplug-handler"
+
/**
* BusState:
+ * @hotplug_device: link to a hotplug device associated with bus.
*/
struct BusState {
Object obj;
DeviceState *parent;
const char *name;
int allow_hotplug;
+ HotplugHandler *hotplug_handler;
int max_index;
QTAILQ_HEAD(ChildrenHead, BusChild) children;
QLIST_ENTRY(BusState) sibling;
@@ -321,4 +326,11 @@ extern int qdev_hotplug;
char *qdev_get_dev_path(DeviceState *dev);
+static inline void qbus_set_hotplug_handler(BusState *bus, DeviceState *handler,
+ Error **errp)
+{
+ object_property_set_link(OBJECT(bus), OBJECT(handler),
+ QDEV_HOTPLUG_HANDLER_PROPERTY, errp);
+ bus->allow_hotplug = 1;
+}
#endif