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-rw-r--r--sound/soc/soc-core.c108
1 files changed, 70 insertions, 38 deletions
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index 091d5f37ae64..a3a47cdaac8f 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -996,7 +996,7 @@ static int soc_probe_codec(struct snd_soc_card *card,
}
if (driver->controls)
- snd_soc_add_controls(codec, driver->controls,
+ snd_soc_add_codec_controls(codec, driver->controls,
driver->num_controls);
if (driver->dapm_routes)
snd_soc_dapm_add_routes(&codec->dapm, driver->dapm_routes,
@@ -1457,13 +1457,8 @@ static void snd_soc_instantiate_card(struct snd_soc_card *card)
}
}
- /* We should have a non-codec control add function but we don't */
if (card->controls)
- snd_soc_add_controls(list_first_entry(&card->codec_dev_list,
- struct snd_soc_codec,
- card_list),
- card->controls,
- card->num_controls);
+ snd_soc_add_card_controls(card, card->controls, card->num_controls);
if (card->dapm_routes)
snd_soc_dapm_add_routes(&card->dapm, card->dapm_routes,
@@ -2015,9 +2010,28 @@ struct snd_kcontrol *snd_soc_cnew(const struct snd_kcontrol_new *_template,
}
EXPORT_SYMBOL_GPL(snd_soc_cnew);
+static int snd_soc_add_controls(struct snd_card *card, struct device *dev,
+ const struct snd_kcontrol_new *controls, int num_controls,
+ const char *prefix, void *data)
+{
+ int err, i;
+
+ for (i = 0; i < num_controls; i++) {
+ const struct snd_kcontrol_new *control = &controls[i];
+ err = snd_ctl_add(card, snd_soc_cnew(control, data,
+ control->name, prefix));
+ if (err < 0) {
+ dev_err(dev, "Failed to add %s: %d\n", control->name, err);
+ return err;
+ }
+ }
+
+ return 0;
+}
+
/**
- * snd_soc_add_controls - add an array of controls to a codec.
- * Convienience function to add a list of controls. Many codecs were
+ * snd_soc_add_codec_controls - add an array of controls to a codec.
+ * Convenience function to add a list of controls. Many codecs were
* duplicating this code.
*
* @codec: codec to add controls to
@@ -2026,31 +2040,19 @@ EXPORT_SYMBOL_GPL(snd_soc_cnew);
*
* Return 0 for success, else error.
*/
-int snd_soc_add_controls(struct snd_soc_codec *codec,
+int snd_soc_add_codec_controls(struct snd_soc_codec *codec,
const struct snd_kcontrol_new *controls, int num_controls)
{
struct snd_card *card = codec->card->snd_card;
- int err, i;
- for (i = 0; i < num_controls; i++) {
- const struct snd_kcontrol_new *control = &controls[i];
- err = snd_ctl_add(card, snd_soc_cnew(control, codec,
- control->name,
- codec->name_prefix));
- if (err < 0) {
- dev_err(codec->dev, "%s: Failed to add %s: %d\n",
- codec->name, control->name, err);
- return err;
- }
- }
-
- return 0;
+ return snd_soc_add_controls(card, codec->dev, controls, num_controls,
+ codec->name_prefix, codec);
}
-EXPORT_SYMBOL_GPL(snd_soc_add_controls);
+EXPORT_SYMBOL_GPL(snd_soc_add_codec_controls);
/**
* snd_soc_add_platform_controls - add an array of controls to a platform.
- * Convienience function to add a list of controls.
+ * Convenience function to add a list of controls.
*
* @platform: platform to add controls to
* @controls: array of controls to add
@@ -2062,23 +2064,53 @@ int snd_soc_add_platform_controls(struct snd_soc_platform *platform,
const struct snd_kcontrol_new *controls, int num_controls)
{
struct snd_card *card = platform->card->snd_card;
- int err, i;
- for (i = 0; i < num_controls; i++) {
- const struct snd_kcontrol_new *control = &controls[i];
- err = snd_ctl_add(card, snd_soc_cnew(control, platform,
- control->name, NULL));
- if (err < 0) {
- dev_err(platform->dev, "Failed to add %s %d\n",control->name, err);
- return err;
- }
- }
-
- return 0;
+ return snd_soc_add_controls(card, platform->dev, controls, num_controls,
+ NULL, platform);
}
EXPORT_SYMBOL_GPL(snd_soc_add_platform_controls);
/**
+ * snd_soc_add_card_controls - add an array of controls to a SoC card.
+ * Convenience function to add a list of controls.
+ *
+ * @soc_card: SoC card to add controls to
+ * @controls: array of controls to add
+ * @num_controls: number of elements in the array
+ *
+ * Return 0 for success, else error.
+ */
+int snd_soc_add_card_controls(struct snd_soc_card *soc_card,
+ const struct snd_kcontrol_new *controls, int num_controls)
+{
+ struct snd_card *card = soc_card->snd_card;
+
+ return snd_soc_add_controls(card, soc_card->dev, controls, num_controls,
+ NULL, soc_card);
+}
+EXPORT_SYMBOL_GPL(snd_soc_add_card_controls);
+
+/**
+ * snd_soc_add_dai_controls - add an array of controls to a DAI.
+ * Convienience function to add a list of controls.
+ *
+ * @dai: DAI to add controls to
+ * @controls: array of controls to add
+ * @num_controls: number of elements in the array
+ *
+ * Return 0 for success, else error.
+ */
+int snd_soc_add_dai_controls(struct snd_soc_dai *dai,
+ const struct snd_kcontrol_new *controls, int num_controls)
+{
+ struct snd_card *card = dai->card->snd_card;
+
+ return snd_soc_add_controls(card, dai->dev, controls, num_controls,
+ NULL, dai);
+}
+EXPORT_SYMBOL_GPL(snd_soc_add_dai_controls);
+
+/**
* snd_soc_info_enum_double - enumerated double mixer info callback
* @kcontrol: mixer control
* @uinfo: control element information