diff options
author | Igor Mammedov <imammedo@redhat.com> | 2016-05-12 09:18:15 +0530 |
---|---|---|
committer | David Gibson <david@gibson.dropbear.id.au> | 2016-06-17 16:33:48 +1000 |
commit | 41346263c4039fd2edca61c031c9396577693036 (patch) | |
tree | e20fa96388bb62c967490408973ccb7e58e51b21 /include/hw/hotplug.h | |
parent | 2e11b15dff0bed8f29e844940f127e6e89cd766c (diff) |
qdev: hotplug: Introduce HotplugHandler.pre_plug() callback
pre_plug callback is to be called before device.realize() is executed.
This would allow to check/set device's properties from HotplugHandler.
Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Bharata B Rao <bharata@linux.vnet.ibm.com>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Diffstat (limited to 'include/hw/hotplug.h')
-rw-r--r-- | include/hw/hotplug.h | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/include/hw/hotplug.h b/include/hw/hotplug.h index da1d0e4ab8..c0db869f85 100644 --- a/include/hw/hotplug.h +++ b/include/hw/hotplug.h @@ -45,7 +45,8 @@ typedef void (*hotplug_fn)(HotplugHandler *plug_handler, * hardware (un)plug functions. * * @parent: Opaque parent interface. - * @plug: plug callback. + * @pre_plug: pre plug callback called at start of device.realize(true) + * @plug: plug callback called at end of device.realize(true). * @unplug_request: unplug request callback. * Used as a means to initiate device unplug for devices that * require asynchronous unplug handling. @@ -58,6 +59,7 @@ typedef struct HotplugHandlerClass { InterfaceClass parent; /* <public> */ + hotplug_fn pre_plug; hotplug_fn plug; hotplug_fn unplug_request; hotplug_fn unplug; @@ -73,6 +75,16 @@ void hotplug_handler_plug(HotplugHandler *plug_handler, Error **errp); /** + * hotplug_handler_pre_plug: + * + * Call #HotplugHandlerClass.pre_plug callback of @plug_handler. + */ +void hotplug_handler_pre_plug(HotplugHandler *plug_handler, + DeviceState *plugged_dev, + Error **errp); + + +/** * hotplug_handler_unplug_request: * * Calls #HotplugHandlerClass.unplug_request callback of @plug_handler. |