+
+EXTERN tdm_error
+tdm_hwc_window_get_preparation_types(tdm_hwc_window *hwc_window,
+ int *preparation_types)
+{
+ tdm_private_module *private_module;
+ tdm_func_hwc_window *func_hwc_window = NULL;
+
+ HWC_WINDOW_FUNC_ENTRY();
+
+ _pthread_mutex_lock(&private_display->lock);
+
+ private_module = private_output->private_module;
+ func_hwc_window = &private_module->func_hwc_window;
+
+ if (!func_hwc_window->hwc_window_get_preparation_types) {
+ _pthread_mutex_unlock(&private_display->lock);
+ TDM_WRN("not implemented!!");
+ return TDM_ERROR_NOT_IMPLEMENTED;
+ }
+
+ ret = func_hwc_window->hwc_window_get_preparation_types(private_hwc_window->hwc_window_backend, preparation_types);
+
+ _pthread_mutex_unlock(&private_display->lock);
+
+ return ret;
+}