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-rw-r--r--sound/soc/soc-card.c56
1 files changed, 43 insertions, 13 deletions
diff --git a/sound/soc/soc-card.c b/sound/soc/soc-card.c
index 41c586b86dc3..4158f5aacfd3 100644
--- a/sound/soc/soc-card.c
+++ b/sound/soc/soc-card.c
@@ -42,8 +42,42 @@ struct snd_kcontrol *snd_soc_card_get_kcontrol(struct snd_soc_card *soc_card,
}
EXPORT_SYMBOL_GPL(snd_soc_card_get_kcontrol);
+static int jack_new(struct snd_soc_card *card, const char *id, int type,
+ struct snd_soc_jack *jack, bool initial_kctl)
+{
+ mutex_init(&jack->mutex);
+ jack->card = card;
+ INIT_LIST_HEAD(&jack->pins);
+ INIT_LIST_HEAD(&jack->jack_zones);
+ BLOCKING_INIT_NOTIFIER_HEAD(&jack->notifier);
+
+ return snd_jack_new(card->snd_card, id, type, &jack->jack, initial_kctl, false);
+}
+
/**
- * snd_soc_card_jack_new - Create a new jack
+ * snd_soc_card_jack_new - Create a new jack without pins
+ * @card: ASoC card
+ * @id: an identifying string for this jack
+ * @type: a bitmask of enum snd_jack_type values that can be detected by
+ * this jack
+ * @jack: structure to use for the jack
+ *
+ * Creates a new jack object without pins. If adding pins later,
+ * snd_soc_card_jack_new_pins() should be used instead with 0 as num_pins
+ * argument.
+ *
+ * Returns zero if successful, or a negative error code on failure.
+ * On success jack will be initialised.
+ */
+int snd_soc_card_jack_new(struct snd_soc_card *card, const char *id, int type,
+ struct snd_soc_jack *jack)
+{
+ return soc_card_ret(card, jack_new(card, id, type, jack, true));
+}
+EXPORT_SYMBOL_GPL(snd_soc_card_jack_new);
+
+/**
+ * snd_soc_card_jack_new_pins - Create a new jack with pins
* @card: ASoC card
* @id: an identifying string for this jack
* @type: a bitmask of enum snd_jack_type values that can be detected by
@@ -52,24 +86,20 @@ EXPORT_SYMBOL_GPL(snd_soc_card_get_kcontrol);
* @pins: Array of jack pins to be added to the jack or NULL
* @num_pins: Number of elements in the @pins array
*
- * Creates a new jack object.
+ * Creates a new jack object with pins. If not adding pins,
+ * snd_soc_card_jack_new() should be used instead.
*
* Returns zero if successful, or a negative error code on failure.
* On success jack will be initialised.
*/
-int snd_soc_card_jack_new(struct snd_soc_card *card, const char *id, int type,
- struct snd_soc_jack *jack,
- struct snd_soc_jack_pin *pins, unsigned int num_pins)
+int snd_soc_card_jack_new_pins(struct snd_soc_card *card, const char *id,
+ int type, struct snd_soc_jack *jack,
+ struct snd_soc_jack_pin *pins,
+ unsigned int num_pins)
{
int ret;
- mutex_init(&jack->mutex);
- jack->card = card;
- INIT_LIST_HEAD(&jack->pins);
- INIT_LIST_HEAD(&jack->jack_zones);
- BLOCKING_INIT_NOTIFIER_HEAD(&jack->notifier);
-
- ret = snd_jack_new(card->snd_card, id, type, &jack->jack, false, false);
+ ret = jack_new(card, id, type, jack, false);
if (ret)
goto end;
@@ -78,7 +108,7 @@ int snd_soc_card_jack_new(struct snd_soc_card *card, const char *id, int type,
end:
return soc_card_ret(card, ret);
}
-EXPORT_SYMBOL_GPL(snd_soc_card_jack_new);
+EXPORT_SYMBOL_GPL(snd_soc_card_jack_new_pins);
int snd_soc_card_suspend_pre(struct snd_soc_card *card)
{