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Diffstat (limited to 'hw/acpi/generic_event_device.c')
-rw-r--r--hw/acpi/generic_event_device.c29
1 files changed, 29 insertions, 0 deletions
diff --git a/hw/acpi/generic_event_device.c b/hw/acpi/generic_event_device.c
index 1cb34111e5..b8abdefa1c 100644
--- a/hw/acpi/generic_event_device.c
+++ b/hw/acpi/generic_event_device.c
@@ -193,6 +193,33 @@ static void acpi_ged_device_plug_cb(HotplugHandler *hotplug_dev,
     }
 }
 
+static void acpi_ged_unplug_request_cb(HotplugHandler *hotplug_dev,
+                                       DeviceState *dev, Error **errp)
+{
+    AcpiGedState *s = ACPI_GED(hotplug_dev);
+
+    if ((object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM) &&
+                       !(object_dynamic_cast(OBJECT(dev), TYPE_NVDIMM)))) {
+        acpi_memory_unplug_request_cb(hotplug_dev, &s->memhp_state, dev, errp);
+    } else {
+        error_setg(errp, "acpi: device unplug request for unsupported device"
+                   " type: %s", object_get_typename(OBJECT(dev)));
+    }
+}
+
+static void acpi_ged_unplug_cb(HotplugHandler *hotplug_dev,
+                               DeviceState *dev, Error **errp)
+{
+    AcpiGedState *s = ACPI_GED(hotplug_dev);
+
+    if (object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM)) {
+        acpi_memory_unplug_cb(&s->memhp_state, dev, errp);
+    } else {
+        error_setg(errp, "acpi: device unplug for unsupported device"
+                   " type: %s", object_get_typename(OBJECT(dev)));
+    }
+}
+
 static void acpi_ged_send_event(AcpiDeviceIf *adev, AcpiEventStatusBits ev)
 {
     AcpiGedState *s = ACPI_GED(adev);
@@ -318,6 +345,8 @@ static void acpi_ged_class_init(ObjectClass *class, void *data)
     dc->vmsd = &vmstate_acpi_ged;
 
     hc->plug = acpi_ged_device_plug_cb;
+    hc->unplug_request = acpi_ged_unplug_request_cb;
+    hc->unplug = acpi_ged_unplug_cb;
 
     adevc->send_event = acpi_ged_send_event;
 }