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Diffstat (limited to 'sound/soc/soc-dapm.c')
-rw-r--r--sound/soc/soc-dapm.c36
1 files changed, 30 insertions, 6 deletions
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index 78aa1925714..e1863d7e801 100644
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -1719,7 +1719,7 @@ static inline void dapm_debugfs_cleanup(struct snd_soc_dapm_context *dapm)
#endif
/* test and update the power status of a mux widget */
-int snd_soc_dapm_mux_update_power(struct snd_soc_dapm_widget *widget,
+static int soc_dapm_mux_update_power(struct snd_soc_dapm_widget *widget,
struct snd_kcontrol *kcontrol, int mux, struct soc_enum *e)
{
struct snd_soc_dapm_path *path;
@@ -1758,10 +1758,22 @@ int snd_soc_dapm_mux_update_power(struct snd_soc_dapm_widget *widget,
return 0;
}
+
+int snd_soc_dapm_mux_update_power(struct snd_soc_dapm_widget *widget,
+ struct snd_kcontrol *kcontrol, int mux, struct soc_enum *e)
+{
+ struct snd_soc_card *card = widget->dapm->card;
+ int ret;
+
+ mutex_lock_nested(&card->dapm_mutex, SND_SOC_DAPM_CLASS_PCM);
+ ret = soc_dapm_mux_update_power(widget, kcontrol, mux, e);
+ mutex_unlock(&card->dapm_mutex);
+ return ret;
+}
EXPORT_SYMBOL_GPL(snd_soc_dapm_mux_update_power);
/* test and update the power status of a mixer or switch widget */
-int snd_soc_dapm_mixer_update_power(struct snd_soc_dapm_widget *widget,
+static int soc_dapm_mixer_update_power(struct snd_soc_dapm_widget *widget,
struct snd_kcontrol *kcontrol, int connect)
{
struct snd_soc_dapm_path *path;
@@ -1790,6 +1802,18 @@ int snd_soc_dapm_mixer_update_power(struct snd_soc_dapm_widget *widget,
return 0;
}
+
+int snd_soc_dapm_mixer_update_power(struct snd_soc_dapm_widget *widget,
+ struct snd_kcontrol *kcontrol, int connect)
+{
+ struct snd_soc_card *card = widget->dapm->card;
+ int ret;
+
+ mutex_lock_nested(&card->dapm_mutex, SND_SOC_DAPM_CLASS_PCM);
+ ret = soc_dapm_mixer_update_power(widget, kcontrol, connect);
+ mutex_unlock(&card->dapm_mutex);
+ return ret;
+}
EXPORT_SYMBOL_GPL(snd_soc_dapm_mixer_update_power);
/* show dapm widget status in sys fs */
@@ -2393,7 +2417,7 @@ int snd_soc_dapm_put_volsw(struct snd_kcontrol *kcontrol,
update.val = val;
widget->dapm->update = &update;
- snd_soc_dapm_mixer_update_power(widget, kcontrol, connect);
+ soc_dapm_mixer_update_power(widget, kcontrol, connect);
widget->dapm->update = NULL;
}
@@ -2485,7 +2509,7 @@ int snd_soc_dapm_put_enum_double(struct snd_kcontrol *kcontrol,
update.val = val;
widget->dapm->update = &update;
- snd_soc_dapm_mux_update_power(widget, kcontrol, mux, e);
+ soc_dapm_mux_update_power(widget, kcontrol, mux, e);
widget->dapm->update = NULL;
}
@@ -2547,7 +2571,7 @@ int snd_soc_dapm_put_enum_virt(struct snd_kcontrol *kcontrol,
widget->value = ucontrol->value.enumerated.item[0];
- snd_soc_dapm_mux_update_power(widget, kcontrol, widget->value, e);
+ soc_dapm_mux_update_power(widget, kcontrol, widget->value, e);
}
}
@@ -2651,7 +2675,7 @@ int snd_soc_dapm_put_value_enum_double(struct snd_kcontrol *kcontrol,
update.val = val;
widget->dapm->update = &update;
- snd_soc_dapm_mux_update_power(widget, kcontrol, mux, e);
+ soc_dapm_mux_update_power(widget, kcontrol, mux, e);
widget->dapm->update = NULL;
}