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qdev: Add wrapper to set BUS as HotplugHandler

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To be used for conversion of SCSI and USB devices,
and would allow to make every HBA/USB host switch
to HotplugHandler API without touching each controller
explicitly.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Igor Mammedov 2014-09-26 09:28:22 +00:00 committed by Andreas Färber
parent 014176f914
commit 431bbb26cb
2 changed files with 23 additions and 7 deletions
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19
hw/core/qdev.c
View file

@ -112,6 +112,25 @@ void qdev_set_parent_bus(DeviceState *dev, BusState *bus)
bus_add_child(bus, dev);
}
static void qbus_set_hotplug_handler_internal(BusState *bus, Object *handler,
Error **errp)
{
object_property_set_link(OBJECT(bus), OBJECT(handler),
QDEV_HOTPLUG_HANDLER_PROPERTY, errp);
bus->allow_hotplug = 1;
}
void qbus_set_hotplug_handler(BusState *bus, DeviceState *handler, Error **errp)
{
qbus_set_hotplug_handler_internal(bus, OBJECT(handler), errp);
}
void qbus_set_bus_hotplug_handler(BusState *bus, Error **errp)
{
qbus_set_hotplug_handler_internal(bus, OBJECT(bus), errp);
}
/* Create a new device. This only initializes the device state structure
and allows properties to be set. qdev_init should be called to
initialize the actual device emulation. */

11
include/hw/qdev-core.h
View file

@ -363,13 +363,10 @@ 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;
}
void qbus_set_hotplug_handler(BusState *bus, DeviceState *handler,
Error **errp);
void qbus_set_bus_hotplug_handler(BusState *bus, Error **errp);
static inline bool qbus_is_hotpluggable(BusState *bus)
{