qdev: device module support

Hook module loading into the places where we
need it when building devices as modules.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Message-id: 20200624131045.14512-4-kraxel@redhat.com
This commit is contained in:
Gerd Hoffmann 2020-06-24 15:10:38 +02:00
parent 0f8198f1b2
commit 7ab6e7fcce
4 changed files with 11 additions and 7 deletions

View File

@ -137,6 +137,9 @@ void qdev_set_parent_bus(DeviceState *dev, BusState *bus)
*/
DeviceState *qdev_new(const char *name)
{
if (!object_class_by_name(name)) {
module_load_qom_one(name);
}
return DEVICE(object_new(name));
}
@ -147,10 +150,9 @@ DeviceState *qdev_new(const char *name)
*/
DeviceState *qdev_try_new(const char *name)
{
if (!object_class_by_name(name)) {
if (!module_object_class_by_name(name)) {
return NULL;
}
return DEVICE(object_new(name));
}

View File

@ -147,6 +147,7 @@ static void qdev_print_devinfos(bool show_no_user)
int i;
bool cat_printed;
module_load_qom_all();
list = object_class_get_list_sorted(TYPE_DEVICE, false);
for (i = 0; i <= DEVICE_CATEGORY_MAX; i++) {
@ -215,13 +216,13 @@ static DeviceClass *qdev_get_device_class(const char **driver, Error **errp)
DeviceClass *dc;
const char *original_name = *driver;
oc = object_class_by_name(*driver);
oc = module_object_class_by_name(*driver);
if (!oc) {
const char *typename = find_typename_by_alias(*driver);
if (typename) {
*driver = typename;
oc = object_class_by_name(*driver);
oc = module_object_class_by_name(*driver);
}
}

View File

@ -116,6 +116,7 @@ ObjectTypeInfoList *qmp_qom_list_types(bool has_implements,
{
ObjectTypeInfoList *ret = NULL;
module_load_qom_all();
object_class_foreach(qom_list_types_tramp, implements, abstract, &ret);
return ret;
@ -130,7 +131,7 @@ ObjectPropertyInfoList *qmp_device_list_properties(const char *typename,
ObjectPropertyIterator iter;
ObjectPropertyInfoList *prop_list = NULL;
klass = object_class_by_name(typename);
klass = module_object_class_by_name(typename);
if (klass == NULL) {
error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND,
"Device '%s' not found", typename);

View File

@ -1772,8 +1772,8 @@ static bool vga_interface_available(VGAInterfaceType t)
assert(t < VGA_TYPE_MAX);
return !ti->class_names[0] ||
object_class_by_name(ti->class_names[0]) ||
object_class_by_name(ti->class_names[1]);
module_object_class_by_name(ti->class_names[0]) ||
module_object_class_by_name(ti->class_names[1]);
}
static const char *