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Commit 5ba06fc9 authored by Mark Brown's avatar Mark Brown
Browse files

ASoC: dapm: Refactor snd_soc_dapm_new_widget() to return the widget 



Let the caller fiddle with the widget after we're done in order to
facilitate further refactoring.

Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: default avatarLiam Girdwood <lrg@ti.com>
parent ce0e9f0e

sound/soc/soc-dapm.c

+14 −21
Original line number Diff line number Diff line
@@ -2698,16 +2698,8 @@ int snd_soc_dapm_put_pin_switch(struct snd_kcontrol *kcontrol, 
}

EXPORT_SYMBOL_GPL(snd_soc_dapm_put_pin_switch);



/**

 * snd_soc_dapm_new_control - create new dapm control

 * @dapm: DAPM context

 * @widget: widget template

 *

 * Creates a new dapm control based upon the template.

 *

 * Returns 0 for success else error.

 */

static int snd_soc_dapm_new_control(struct snd_soc_dapm_context *dapm,

static struct snd_soc_dapm_widget *

snd_soc_dapm_new_control(struct snd_soc_dapm_context *dapm,

			 const struct snd_soc_dapm_widget *widget)

{

	struct snd_soc_dapm_widget *w;
@@ -2715,7 +2707,7 @@ static int snd_soc_dapm_new_control(struct snd_soc_dapm_context *dapm, 
	int ret;



	if ((w = dapm_cnew_widget(widget)) == NULL)

		return -ENOMEM;

		return NULL;



	switch (w->id) {

	case snd_soc_dapm_regulator_supply:
@@ -2724,7 +2716,7 @@ static int snd_soc_dapm_new_control(struct snd_soc_dapm_context *dapm, 
			ret = PTR_ERR(w->priv);

			dev_err(dapm->dev, "Failed to request %s: %d\n",

				w->name, ret);

			return ret;

			return NULL;

		}

		break;

	default:
@@ -2737,7 +2729,7 @@ static int snd_soc_dapm_new_control(struct snd_soc_dapm_context *dapm, 
	w->name = kmalloc(name_len, GFP_KERNEL);

	if (w->name == NULL) {

		kfree(w);

		return -ENOMEM;

		return NULL;

	}

	if (dapm->codec && dapm->codec->name_prefix)

		snprintf(w->name, name_len, "%s %s",
@@ -2796,7 +2788,7 @@ static int snd_soc_dapm_new_control(struct snd_soc_dapm_context *dapm, 


	/* machine layer set ups unconnected pins and insertions */

	w->connected = 1;

	return 0;

	return w;

}



/**
@@ -2813,15 +2805,16 @@ int snd_soc_dapm_new_controls(struct snd_soc_dapm_context *dapm, 
	const struct snd_soc_dapm_widget *widget,

	int num)

{

	int i, ret;

	struct snd_soc_dapm_widget *w;

	int i;



	for (i = 0; i < num; i++) {

		ret = snd_soc_dapm_new_control(dapm, widget);

		if (ret < 0) {

		w = snd_soc_dapm_new_control(dapm, widget);

		if (!w) {

			dev_err(dapm->dev,

				"ASoC: Failed to create DAPM control %s: %d\n",

				widget->name, ret);

			return ret;

				"ASoC: Failed to create DAPM control %s\n",

				widget->name);

			return -ENOMEM;

		}

		widget++;

	}