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-rw-r--r--sound/soc/soc-dapm.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index 10819b3e0b98..b6378f025836 100644
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -4717,6 +4717,27 @@ void snd_soc_dapm_free(struct snd_soc_dapm_context *dapm)
}
EXPORT_SYMBOL_GPL(snd_soc_dapm_free);
+void snd_soc_dapm_init(struct snd_soc_dapm_context *dapm,
+ struct snd_soc_card *card,
+ struct snd_soc_component *component)
+{
+ dapm->card = card;
+ dapm->component = component;
+ dapm->bias_level = SND_SOC_BIAS_OFF;
+
+ if (component) {
+ dapm->dev = component->dev;
+ dapm->idle_bias_off = !component->driver->idle_bias_on,
+ dapm->suspend_bias_off = component->driver->suspend_bias_off;
+ } else {
+ dapm->dev = card->dev;
+ }
+
+ INIT_LIST_HEAD(&dapm->list);
+ list_add(&dapm->list, &card->dapm_list);
+}
+EXPORT_SYMBOL_GPL(snd_soc_dapm_init);
+
static void soc_dapm_shutdown_dapm(struct snd_soc_dapm_context *dapm)
{
struct snd_soc_card *card = dapm->card;