42 #define DAPM_UPDATE_STAT(widget, val) widget->dapm->card->dapm_stats.val++;  argument
59 			 const struct snd_soc_dapm_widget *widget);
63 			 const struct snd_soc_dapm_widget *widget);
238  * @w: The widget for which to invalidate the cached number of input paths
240  * Resets the cached number of inputs for the specified widget and all widgets
241  * that can be reached via outcoming paths from the widget.
243  * This function must be called if the number of output paths for a widget might
244  * have changed. E.g. if the source state of a widget changes or a path is added
245  * or activated with the widget as the sink.
255  * @w: The widget for which to invalidate the cached number of output paths
257  * Resets the cached number of outputs for the specified widget and all widgets
258  * that can be reached via incoming paths from the widget.
260  * This function must be called if the number of output paths for a widget might
261  * have changed. E.g. if the sink state of a widget changes or a path is added
262  * or activated with the widget as the source.
321 /* create a new dapm widget */
347 	struct snd_soc_dapm_widget *widget;  member
352 static int dapm_kcontrol_data_alloc(struct snd_soc_dapm_widget *widget,  in dapm_kcontrol_data_alloc()  argument
367 	switch (widget->id) {  in dapm_kcontrol_data_alloc()
374 			dev_warn(widget->dapm->dev,  in dapm_kcontrol_data_alloc()
402 			data->widget =  in dapm_kcontrol_data_alloc()
403 				snd_soc_dapm_new_control_unlocked(widget->dapm,  in dapm_kcontrol_data_alloc()
406 			if (IS_ERR(data->widget)) {  in dapm_kcontrol_data_alloc()
407 				ret = PTR_ERR(data->widget);  in dapm_kcontrol_data_alloc()
437 			data->widget = snd_soc_dapm_new_control_unlocked(  in dapm_kcontrol_data_alloc()
438 						widget->dapm, &template);  in dapm_kcontrol_data_alloc()
440 			if (IS_ERR(data->widget)) {  in dapm_kcontrol_data_alloc()
441 				ret = PTR_ERR(data->widget);  in dapm_kcontrol_data_alloc()
445 			snd_soc_dapm_add_path(widget->dapm, data->widget,  in dapm_kcontrol_data_alloc()
446 					      widget, NULL, NULL);  in dapm_kcontrol_data_alloc()
448 			data->value = soc_dapm_read(widget->dapm, e->reg) &  in dapm_kcontrol_data_alloc()
483 	struct snd_soc_dapm_widget *widget)  in dapm_kcontrol_add_widget()  argument
500 	new_wlist->widgets[n - 1] = widget;  in dapm_kcontrol_add_widget()
520 	if (!data->widget)  in dapm_kcontrol_is_powered()
523 	return data->widget->power;  in dapm_kcontrol_is_powered()
554 	if (data->widget) {  in dapm_kcontrol_set_value()
559 			data->widget->on_val = value & data->widget->mask;  in dapm_kcontrol_set_value()
563 			data->widget->on_val = value >> data->widget->shift;  in dapm_kcontrol_set_value()
566 			data->widget->on_val = value;  in dapm_kcontrol_set_value()
577  * snd_soc_dapm_kcontrol_widget() - Returns the widget associated to a
657 	struct snd_soc_dapm_widget *w = wcache->widget;  in dapm_wcache_lookup()
680 	wcache->widget = w;  in dapm_wcache_update()
749 /* connect mux widget to its interconnecting audio paths */
831 /* connect mixer widget to its interconnecting audio paths */
875  * create it. Either way, add the widget into the control's widget list
933 			 * front of the widget name.  in dapm_create_or_share_kcontrol()
968 				"ASoC: failed to add widget %s dapm kcontrol %s: %d\n",  in dapm_create_or_share_kcontrol()
1008 			if (data->widget)  in dapm_new_mixer()
1009 				snd_soc_dapm_add_path(data->widget->dapm,  in dapm_new_mixer()
1010 						      data->widget,  in dapm_new_mixer()
1099 				"ASoC: failed to add widget %s dapm kcontrol %s: %d\n",  in dapm_new_dai_link()
1114 static int snd_soc_dapm_suspend_check(struct snd_soc_dapm_widget *widget)  in snd_soc_dapm_suspend_check()  argument
1116 	int level = snd_power_get_state(widget->dapm->card->snd_card);  in snd_soc_dapm_suspend_check()
1121 		if (widget->ignore_suspend)  in snd_soc_dapm_suspend_check()
1122 			dev_dbg(widget->dapm->dev, "ASoC: %s ignoring suspend\n",  in snd_soc_dapm_suspend_check()
1123 				widget->name);  in snd_soc_dapm_suspend_check()
1124 		return widget->ignore_suspend;  in snd_soc_dapm_suspend_check()
1160  * widget and all widgets that can be reached via incoming or outcoming paths
1161  * from the widget.
1163 static void invalidate_paths_ep(struct snd_soc_dapm_widget *widget,  in invalidate_paths_ep()  argument
1169 	widget->endpoints[dir] = -1;  in invalidate_paths_ep()
1171 	snd_soc_dapm_widget_for_each_path(widget, rdir, path) {  in invalidate_paths_ep()
1193 static __always_inline int is_connected_ep(struct snd_soc_dapm_widget *widget,  in is_connected_ep()  argument
1205 	if (widget->endpoints[dir] >= 0)  in is_connected_ep()
1206 		return widget->endpoints[dir];  in is_connected_ep()
1208 	DAPM_UPDATE_STAT(widget, path_checks);  in is_connected_ep()
1210 	/* do we need to add this widget to the list ? */  in is_connected_ep()
1212 		list_add_tail(&widget->work_list, list);  in is_connected_ep()
1214 	if (custom_stop_condition && custom_stop_condition(widget, dir)) {  in is_connected_ep()
1219 	if ((widget->is_ep & SND_SOC_DAPM_DIR_TO_EP(dir)) && widget->connected) {  in is_connected_ep()
1220 		widget->endpoints[dir] = snd_soc_dapm_suspend_check(widget);  in is_connected_ep()
1221 		return widget->endpoints[dir];  in is_connected_ep()
1224 	snd_soc_dapm_widget_for_each_path(widget, rdir, path) {  in is_connected_ep()
1225 		DAPM_UPDATE_STAT(widget, neighbour_checks);  in is_connected_ep()
1233 		trace_snd_soc_dapm_path(widget, dir, path);  in is_connected_ep()
1242 	widget->endpoints[dir] = con;  in is_connected_ep()
1249  * output widget. Returns number of complete paths.
1252  * This function takes the dapm widget currently being examined and the walk
1254  * in the graph onwards should not be added to the widget list.
1256 static int is_connected_output_ep(struct snd_soc_dapm_widget *widget,  in is_connected_output_ep()  argument
1261 	return is_connected_ep(widget, list, SND_SOC_DAPM_DIR_OUT,  in is_connected_output_ep()
1267  * input widget. Returns number of complete paths.
1270  * This function takes the dapm widget currently being examined and the walk
1274 static int is_connected_input_ep(struct snd_soc_dapm_widget *widget,  in is_connected_input_ep()  argument
1279 	return is_connected_ep(widget, list, SND_SOC_DAPM_DIR_IN,  in is_connected_input_ep()
1288  * @custom_stop_condition: (optional) a function meant to stop the widget graph
1296  * This function takes the dapm widget currently being examined and the walk
1346  * Handler for regulator supply widget.
1380  * Handler for pinctrl widget.
1405  * Handler for clock supply widget.
1441 /* Generic check to see if a widget should be powered. */
1516 /* Insert a widget in order into a DAPM power sequence. */
1618 		/* Any widget will do, they should all be updating the  in dapm_seq_run_coalesced()
1725 				"ASoC: Failed to apply widget power: %d\n", ret);  in dapm_seq_run()
1949  * Scan each dapm widget for complete audio path.
2273 /* test and update the power status of a mux widget */
2283 	/* find dapm widget path assoc with kcontrol */  in soc_dapm_mux_update_power()
2319 /* test and update the power status of a mixer or switch widget */
2329 	/* find dapm widget path assoc with kcontrol */  in soc_dapm_mixer_update_power()
2449 /* show dapm widget status in sys fs */
2494 	 * remove source and sink paths associated to this widget.  in snd_soc_dapm_free_widget()
2511 	dapm->path_sink_cache.widget = NULL;  in snd_soc_dapm_reset_cache()
2512 	dapm->path_source_cache.widget = NULL;  in snd_soc_dapm_reset_cache()
2722  * dapm_update_widget_flags() - Re-compute widget sink and source flags
2723  * @w: The widget for which to update the flags
2728  * This function must be called whenever a path is added or removed to a widget.
2838 			"Connecting non-supply widget to supply widget is not supported (%s -> %s)\n",  in snd_soc_dapm_add_path()
2961 	 * find src and dest widgets over all widgets but favor a widget from  in snd_soc_dapm_add_route()
2975 					"ASoC: sink widget %s overwritten\n",  in snd_soc_dapm_add_route()
2989 					"ASoC: source widget %s overwritten\n",  in snd_soc_dapm_add_route()
2993 	/* use widget from another DAPM context if not found from this */  in snd_soc_dapm_add_route()
3000 		dev_err(dapm->dev, "ASoC: no source widget found for %s\n",  in snd_soc_dapm_add_route()
3005 		dev_err(dapm->dev, "ASoC: no sink widget found for %s\n",  in snd_soc_dapm_add_route()
3095  * the widget receiving the audio signal, whilst the source is the sender
3291 		dapm_mark_dirty(w, "new widget");  in snd_soc_dapm_new_widgets()
3619 			 const struct snd_soc_dapm_widget *widget)  in snd_soc_dapm_new_control_unlocked()  argument
3626 	if ((w = dapm_cnew_widget(widget)) == NULL)  in snd_soc_dapm_new_control_unlocked()
3668 		w->name = kasprintf(GFP_KERNEL, "%s %s", prefix, widget->name);  in snd_soc_dapm_new_control_unlocked()
3670 		w->name = kstrdup_const(widget->name, GFP_KERNEL);  in snd_soc_dapm_new_control_unlocked()
3773  * @widget: widget template
3777  * Returns a widget pointer on success or an error pointer on failure
3781 			 const struct snd_soc_dapm_widget *widget)  in snd_soc_dapm_new_control()  argument
3786 	w = snd_soc_dapm_new_control_unlocked(dapm, widget);  in snd_soc_dapm_new_control()
3796  * @widget: widget array
3804 	const struct snd_soc_dapm_widget *widget,  in snd_soc_dapm_new_controls()  argument
3813 		w = snd_soc_dapm_new_control_unlocked(dapm, widget);  in snd_soc_dapm_new_controls()
3818 		widget++;  in snd_soc_dapm_new_controls()
4047 	/* Can't change the config when widget is already powered */  in snd_soc_dapm_dai_link_put()
4127 		dev_err(card->dev, "ASoC: Failed to create control for %s widget\n",  in snd_soc_dapm_alloc_kcontrol()
4137 		dev_err(card->dev, "ASoC: Failed to create control for %s widget\n",  in snd_soc_dapm_alloc_kcontrol()
4199 	dev_dbg(card->dev, "ASoC: adding %s widget\n", link_name);  in snd_soc_dapm_new_dai()
4204 		dev_err(rtd->dev, "ASoC: Failed to create %s widget: %d\n",  in snd_soc_dapm_new_dai()
4238 		dev_dbg(dai->dev, "ASoC: adding %s widget\n",  in snd_soc_dapm_new_dai_widgets()
4254 		dev_dbg(dai->dev, "ASoC: adding %s widget\n",  in snd_soc_dapm_new_dai_widgets()
4274 	/* For each DAI widget... */  in snd_soc_dapm_link_dai_widgets()
4286 			dev_dbg(card->dev, "dai widget %s has no DAI\n",  in snd_soc_dapm_link_dai_widgets()
4483  * necessary widget power changes.
4531  * do any widget power switching.
4549  * do any widget power switching.
4577  * do any widget power switching.
4616  * do any widget power switching.
4643  * do any widget power switching.
4660  * do any widget power switching.
4691  * do any widget power switching.
4712  * do any widget power switching.