qdev: qdev_create(), qdev_try_create() are now unused, drop

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20200610053247.1583243-31-armbru@redhat.com>

hw/core/qdev.c

@@ -128,54 +128,6 @@ void qdev_set_parent_bus(DeviceState *dev, BusState *bus)
     }
 }
 
-/* Create a new device.  This only initializes the device state
-   structure and allows properties to be set.  The device still needs
-   to be realized.  See qdev-core.h.  */
-DeviceState *qdev_create(BusState *bus, const char *name)
-{
-    DeviceState *dev;
-
-    dev = qdev_try_create(bus, name);
-    if (!dev) {
-        if (bus) {
-            error_report("Unknown device '%s' for bus '%s'", name,
-                         object_get_typename(OBJECT(bus)));
-        } else {
-            error_report("Unknown device '%s' for default sysbus", name);
-        }
-        abort();
-    }
-
-    return dev;
-}
-
-DeviceState *qdev_try_create(BusState *bus, const char *type)
-{
-    DeviceState *dev;
-
-    if (object_class_by_name(type) == NULL) {
-        return NULL;
-    }
-    dev = DEVICE(object_new(type));
-    if (!dev) {
-        return NULL;
-    }
-
-    if (!bus) {
-        /* Assert that the device really is a SysBusDevice before
-         * we put it onto the sysbus. Non-sysbus devices which aren't
-         * being put onto a bus should be created with object_new(TYPE_FOO),
-         * not qdev_create(NULL, TYPE_FOO).
-         */
-        g_assert(object_dynamic_cast(OBJECT(dev), TYPE_SYS_BUS_DEVICE));
-        bus = sysbus_get_default();
-    }
-
-    qdev_set_parent_bus(dev, bus);
-    object_unref(OBJECT(dev));
-    return dev;
-}
-
 /*
  * Create a device on the heap.
  * A type @name must exist.

hw/core/sysbus.c

@@ -325,7 +325,6 @@ static const TypeInfo sysbus_device_type_info = {
     .class_init = sysbus_device_class_init,
 };
 
-/* This is a nasty hack to allow passing a NULL bus to qdev_create.  */
 static BusState *main_system_bus;
 
 static void main_system_bus_create(void)

include/hw/qdev-core.h

@@ -320,8 +320,6 @@ compat_props_add(GPtrArray *arr,
 
 /*** Board API.  This should go away once we have a machine config file.  ***/
 
-DeviceState *qdev_create(BusState *bus, const char *name);
-DeviceState *qdev_try_create(BusState *bus, const char *name);
 DeviceState *qdev_new(const char *name);
 DeviceState *qdev_try_new(const char *name);
 void qdev_init_nofail(DeviceState *dev);

migration/migration.c

@@ -3778,7 +3778,7 @@ static const TypeInfo migration_type = {
     .name = TYPE_MIGRATION,
     /*
      * NOTE: TYPE_MIGRATION is not really a device, as the object is
-     * not created using qdev_create(), it is not attached to the qdev
+     * not created using qdev_new(), it is not attached to the qdev
      * device tree, and it is never realized.
      *
      * TODO: Make this TYPE_OBJECT once QOM provides something like