sound/soc/soc-topology.c

157 /* mapping of widget types from UAPI IDs to kernel IDs */
264 /* optionally pass new dynamic widget to component driver. This is mainly for
276 /* optionally pass new dynamic widget to component driver. This is mainly for
382 /* remove a widget and it's kcontrols - routes must be removed first */
407 	/* widget w is freed by soc-dapm.c */
1113 	dev_dbg(tplg->dev, " adding DAPM widget mixer control %s\n",
1182 	dev_dbg(tplg->dev, " adding DAPM widget enum control %s\n",
1297 	struct snd_soc_dapm_widget template, *widget;
1315 	dev_dbg(tplg->dev, "ASoC: creating DAPM widget %s id %d\n",
1320 	/* map user to kernel widget ID */
1325 	/* strings are allocated here, but used and freed by the widget */
1350 		goto widget;
1407 			dev_err(tplg->dev, "ASoC: invalid widget control type %d:%d:%d\n",
1419 widget:
1427 		widget = snd_soc_dapm_new_control(dapm, &template);
1429 		widget = snd_soc_dapm_new_control_unlocked(dapm, &template);
1430 	if (IS_ERR(widget)) {
1431 		ret = PTR_ERR(widget);
1435 	widget->dobj.type = SND_SOC_DOBJ_WIDGET;
1436 	widget->dobj.widget.kcontrol_type = kcontrol_type;
1438 		widget->dobj.unload = tplg->ops->widget_unload;
1439 	widget->dobj.index = tplg->index;
1440 	list_add(&widget->dobj.list, &tplg->comp->dobj_list);
1442 	ret = soc_tplg_widget_ready(tplg, widget, w);
1452 	soc_tplg_remove_widget(widget->dapm->component, &widget->dobj, SOC_TPLG_PASS_WIDGET);
1453 	snd_soc_dapm_free_widget(widget);
1471 		struct snd_soc_tplg_dapm_widget *widget = (struct snd_soc_tplg_dapm_widget *) tplg->pos;
1475 		 * check if widget itself fits within topology file
1476 		 * use sizeof instead of widget->size, as we can't be sure
1479 		if (soc_tplg_get_offset(tplg) + sizeof(*widget) >= tplg->fw->size) {
1480 			dev_err(tplg->dev, "ASoC: invalid widget data size\n");
1484 		/* check if widget has proper size */
1485 		if (le32_to_cpu(widget->size) != sizeof(*widget)) {
1486 			dev_err(tplg->dev, "ASoC: invalid widget size\n");
1490 		/* check if widget private data fits within topology file */
1491 		if (soc_tplg_get_offset(tplg) + le32_to_cpu(widget->priv.size) >= tplg->fw->size) {
1492 			dev_err(tplg->dev, "ASoC: invalid widget private data size\n");
1496 		ret = soc_tplg_dapm_widget_create(tplg, widget);
1498 			dev_err(tplg->dev, "ASoC: failed to load widget %s\n",
1499 				widget->name);
1516 		dev_warn(tplg->dev, "ASoC: Parent card not yet available, widget card binding deferred\n");