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);
236  * @w: The widget for which to invalidate the cached number of input paths
238  * Resets the cached number of inputs for the specified widget and all widgets
239  * that can be reached via outcoming paths from the widget.
241  * This function must be called if the number of output paths for a widget might
242  * have changed. E.g. if the source state of a widget changes or a path is added
243  * or activated with the widget as the sink.
253  * @w: The widget for which to invalidate the cached number of output paths
255  * Resets the cached number of outputs for the specified widget and all widgets
256  * that can be reached via incoming paths from the widget.
258  * This function must be called if the number of output paths for a widget might
259  * have changed. E.g. if the sink state of a widget changes or a path is added
260  * or activated with the widget as the source.
319 /* create a new dapm widget */
345 	struct snd_soc_dapm_widget *widget;  member
350 static int dapm_kcontrol_data_alloc(struct snd_soc_dapm_widget *widget,  in dapm_kcontrol_data_alloc()  argument
365 	switch (widget->id) {  in dapm_kcontrol_data_alloc()
372 			dev_warn(widget->dapm->dev,  in dapm_kcontrol_data_alloc()
400 			data->widget =  in dapm_kcontrol_data_alloc()
401 				snd_soc_dapm_new_control_unlocked(widget->dapm,  in dapm_kcontrol_data_alloc()
404 			if (IS_ERR(data->widget)) {  in dapm_kcontrol_data_alloc()
405 				ret = PTR_ERR(data->widget);  in dapm_kcontrol_data_alloc()
435 			data->widget = snd_soc_dapm_new_control_unlocked(  in dapm_kcontrol_data_alloc()
436 						widget->dapm, &template);  in dapm_kcontrol_data_alloc()
438 			if (IS_ERR(data->widget)) {  in dapm_kcontrol_data_alloc()
439 				ret = PTR_ERR(data->widget);  in dapm_kcontrol_data_alloc()
443 			snd_soc_dapm_add_path(widget->dapm, data->widget,  in dapm_kcontrol_data_alloc()
444 					      widget, NULL, NULL);  in dapm_kcontrol_data_alloc()
478 	struct snd_soc_dapm_widget *widget)  in dapm_kcontrol_add_widget()  argument
495 	new_wlist->widgets[n - 1] = widget;  in dapm_kcontrol_add_widget()
515 	if (!data->widget)  in dapm_kcontrol_is_powered()
518 	return data->widget->power;  in dapm_kcontrol_is_powered()
549 	if (data->widget) {  in dapm_kcontrol_set_value()
554 			data->widget->on_val = value & data->widget->mask;  in dapm_kcontrol_set_value()
558 			data->widget->on_val = value >> data->widget->shift;  in dapm_kcontrol_set_value()
561 			data->widget->on_val = value;  in dapm_kcontrol_set_value()
572  * snd_soc_dapm_kcontrol_widget() - Returns the widget associated to a
652 	struct snd_soc_dapm_widget *w = wcache->widget;  in dapm_wcache_lookup()
675 	wcache->widget = w;  in dapm_wcache_update()
744 /* connect mux widget to its interconnecting audio paths */
826 /* connect mixer widget to its interconnecting audio paths */
870  * create it. Either way, add the widget into the control's widget list
928 			 * front of the widget name.  in dapm_create_or_share_kcontrol()
963 				"ASoC: failed to add widget %s dapm kcontrol %s: %d\n",  in dapm_create_or_share_kcontrol()
1003 			if (data->widget)  in dapm_new_mixer()
1004 				snd_soc_dapm_add_path(data->widget->dapm,  in dapm_new_mixer()
1005 						      data->widget,  in dapm_new_mixer()
1094 				"ASoC: failed to add widget %s dapm kcontrol %s: %d\n",  in dapm_new_dai_link()
1109 static int snd_soc_dapm_suspend_check(struct snd_soc_dapm_widget *widget)  in snd_soc_dapm_suspend_check()  argument
1111 	int level = snd_power_get_state(widget->dapm->card->snd_card);  in snd_soc_dapm_suspend_check()
1116 		if (widget->ignore_suspend)  in snd_soc_dapm_suspend_check()
1117 			dev_dbg(widget->dapm->dev, "ASoC: %s ignoring suspend\n",  in snd_soc_dapm_suspend_check()
1118 				widget->name);  in snd_soc_dapm_suspend_check()
1119 		return widget->ignore_suspend;  in snd_soc_dapm_suspend_check()
1155  * widget and all widgets that can be reached via incoming or outcoming paths
1156  * from the widget.
1158 static void invalidate_paths_ep(struct snd_soc_dapm_widget *widget,  in invalidate_paths_ep()  argument
1164 	widget->endpoints[dir] = -1;  in invalidate_paths_ep()
1166 	snd_soc_dapm_widget_for_each_path(widget, rdir, path) {  in invalidate_paths_ep()
1188 static __always_inline int is_connected_ep(struct snd_soc_dapm_widget *widget,  in is_connected_ep()  argument
1200 	if (widget->endpoints[dir] >= 0)  in is_connected_ep()
1201 		return widget->endpoints[dir];  in is_connected_ep()
1203 	DAPM_UPDATE_STAT(widget, path_checks);  in is_connected_ep()
1205 	/* do we need to add this widget to the list ? */  in is_connected_ep()
1207 		list_add_tail(&widget->work_list, list);  in is_connected_ep()
1209 	if (custom_stop_condition && custom_stop_condition(widget, dir)) {  in is_connected_ep()
1214 	if ((widget->is_ep & SND_SOC_DAPM_DIR_TO_EP(dir)) && widget->connected) {  in is_connected_ep()
1215 		widget->endpoints[dir] = snd_soc_dapm_suspend_check(widget);  in is_connected_ep()
1216 		return widget->endpoints[dir];  in is_connected_ep()
1219 	snd_soc_dapm_widget_for_each_path(widget, rdir, path) {  in is_connected_ep()
1220 		DAPM_UPDATE_STAT(widget, neighbour_checks);  in is_connected_ep()
1228 		trace_snd_soc_dapm_path(widget, dir, path);  in is_connected_ep()
1237 	widget->endpoints[dir] = con;  in is_connected_ep()
1244  * output widget. Returns number of complete paths.
1247  * This function takes the dapm widget currently being examined and the walk
1249  * in the graph onwards should not be added to the widget list.
1251 static int is_connected_output_ep(struct snd_soc_dapm_widget *widget,  in is_connected_output_ep()  argument
1256 	return is_connected_ep(widget, list, SND_SOC_DAPM_DIR_OUT,  in is_connected_output_ep()
1262  * input widget. Returns number of complete paths.
1265  * This function takes the dapm widget currently being examined and the walk
1269 static int is_connected_input_ep(struct snd_soc_dapm_widget *widget,  in is_connected_input_ep()  argument
1274 	return is_connected_ep(widget, list, SND_SOC_DAPM_DIR_IN,  in is_connected_input_ep()
1283  * @custom_stop_condition: (optional) a function meant to stop the widget graph
1291  * This function takes the dapm widget currently being examined and the walk
1341  * Handler for regulator supply widget.
1375  * Handler for pinctrl widget.
1400  * Handler for clock supply widget.
1436 /* Generic check to see if a widget should be powered. */
1511 /* Insert a widget in order into a DAPM power sequence. */
1613 		/* Any widget will do, they should all be updating the  in dapm_seq_run_coalesced()
1722 				"ASoC: Failed to apply widget power: %d\n", ret);  in dapm_seq_run()
1946  * Scan each dapm widget for complete audio path.
2270 /* test and update the power status of a mux widget */
2280 	/* find dapm widget path assoc with kcontrol */  in soc_dapm_mux_update_power()
2316 /* test and update the power status of a mixer or switch widget */
2326 	/* find dapm widget path assoc with kcontrol */  in soc_dapm_mixer_update_power()
2446 /* show dapm widget status in sys fs */
2491 	 * remove source and sink paths associated to this widget.  in snd_soc_dapm_free_widget()
2508 	dapm->path_sink_cache.widget = NULL;  in snd_soc_dapm_reset_cache()
2509 	dapm->path_source_cache.widget = NULL;  in snd_soc_dapm_reset_cache()
2719  * dapm_update_widget_flags() - Re-compute widget sink and source flags
2720  * @w: The widget for which to update the flags
2725  * This function must be called whenever a path is added or removed to a widget.
2835 			"Connecting non-supply widget to supply widget is not supported (%s -> %s)\n",  in snd_soc_dapm_add_path()
2958 	 * find src and dest widgets over all widgets but favor a widget from  in snd_soc_dapm_add_route()
2972 					"ASoC: sink widget %s overwritten\n",  in snd_soc_dapm_add_route()
2986 					"ASoC: source widget %s overwritten\n",  in snd_soc_dapm_add_route()
2990 	/* use widget from another DAPM context if not found from this */  in snd_soc_dapm_add_route()
2997 		dev_err(dapm->dev, "ASoC: no source widget found for %s\n",  in snd_soc_dapm_add_route()
3002 		dev_err(dapm->dev, "ASoC: no sink widget found for %s\n",  in snd_soc_dapm_add_route()
3092  * the widget receiving the audio signal, whilst the source is the sender
3288 		dapm_mark_dirty(w, "new widget");  in snd_soc_dapm_new_widgets()
3618 			 const struct snd_soc_dapm_widget *widget)  in snd_soc_dapm_new_control_unlocked()  argument
3625 	if ((w = dapm_cnew_widget(widget)) == NULL)  in snd_soc_dapm_new_control_unlocked()
3667 		w->name = kasprintf(GFP_KERNEL, "%s %s", prefix, widget->name);  in snd_soc_dapm_new_control_unlocked()
3669 		w->name = kstrdup_const(widget->name, GFP_KERNEL);  in snd_soc_dapm_new_control_unlocked()
3772  * @widget: widget template
3776  * Returns a widget pointer on success or an error pointer on failure
3780 			 const struct snd_soc_dapm_widget *widget)  in snd_soc_dapm_new_control()  argument
3785 	w = snd_soc_dapm_new_control_unlocked(dapm, widget);  in snd_soc_dapm_new_control()
3795  * @widget: widget array
3803 	const struct snd_soc_dapm_widget *widget,  in snd_soc_dapm_new_controls()  argument
3812 		w = snd_soc_dapm_new_control_unlocked(dapm, widget);  in snd_soc_dapm_new_controls()
3817 		widget++;  in snd_soc_dapm_new_controls()
4046 	/* Can't change the config when widget is already powered */  in snd_soc_dapm_dai_link_put()
4126 		dev_err(card->dev, "ASoC: Failed to create control for %s widget\n",  in snd_soc_dapm_alloc_kcontrol()
4136 		dev_err(card->dev, "ASoC: Failed to create control for %s widget\n",  in snd_soc_dapm_alloc_kcontrol()
4198 	dev_dbg(card->dev, "ASoC: adding %s widget\n", link_name);  in snd_soc_dapm_new_dai()
4203 		dev_err(rtd->dev, "ASoC: Failed to create %s widget: %d\n",  in snd_soc_dapm_new_dai()
4237 		dev_dbg(dai->dev, "ASoC: adding %s widget\n",  in snd_soc_dapm_new_dai_widgets()
4253 		dev_dbg(dai->dev, "ASoC: adding %s widget\n",  in snd_soc_dapm_new_dai_widgets()
4273 	/* For each DAI widget... */  in snd_soc_dapm_link_dai_widgets()
4285 			dev_dbg(card->dev, "dai widget %s has no DAI\n",  in snd_soc_dapm_link_dai_widgets()
4482  * necessary widget power changes.
4530  * do any widget power switching.
4548  * do any widget power switching.
4576  * do any widget power switching.
4615  * do any widget power switching.
4642  * do any widget power switching.
4659  * do any widget power switching.
4690  * do any widget power switching.
4711  * do any widget power switching.