1 files changed, 2 insertions, 15 deletions

diff --git a/include/sound/core.h b/include/sound/core.h
index 55385588eefa..5f181b875c2f 100644
--- a/include/sound/core.h
+++ b/include/sound/core.h
@@ -118,8 +118,6 @@ struct snd_card {
 	int user_ctl_count;		/* count of all user controls */
 	struct list_head controls;	/* all controls for this card */
 	struct list_head ctl_files;	/* active control files */
-	struct mutex user_ctl_lock;	/* protects user controls against
-					   concurrent access */
 
 	struct snd_info_entry *proc_root;	/* root for soundcard specific files */
 	struct snd_info_entry *proc_id;	/* the card id */
@@ -135,10 +133,10 @@ struct snd_card {
 	struct device card_dev;		/* cardX object for sysfs */
 	const struct attribute_group *dev_groups[4]; /* assigned sysfs attr */
 	bool registered;		/* card_dev is registered? */
+	wait_queue_head_t remove_sleep;
 
 #ifdef CONFIG_PM
 	unsigned int power_state;	/* power state */
-	struct mutex power_lock;	/* power lock */
 	wait_queue_head_t power_sleep;
 #endif
 
@@ -151,16 +149,6 @@ struct snd_card {
 #define dev_to_snd_card(p)	container_of(p, struct snd_card, card_dev)
 
 #ifdef CONFIG_PM
-static inline void snd_power_lock(struct snd_card *card)
-{
-	mutex_lock(&card->power_lock);
-}
-
-static inline void snd_power_unlock(struct snd_card *card)
-{
-	mutex_unlock(&card->power_lock);
-}
-
 static inline unsigned int snd_power_get_state(struct snd_card *card)
 {
 	return card->power_state;
@@ -177,8 +165,6 @@ int snd_power_wait(struct snd_card *card, unsigned int power_state);
 
 #else /* ! CONFIG_PM */
 
-#define snd_power_lock(card)		do { (void)(card); } while (0)
-#define snd_power_unlock(card)		do { (void)(card); } while (0)
 static inline int snd_power_wait(struct snd_card *card, unsigned int state) { return 0; }
 #define snd_power_get_state(card)	({ (void)(card); SNDRV_CTL_POWER_D0; })
 #define snd_power_change_state(card, state)	do { (void)(card); } while (0)
@@ -255,6 +241,7 @@ int snd_card_new(struct device *parent, int idx, const char *xid,
 		 struct snd_card **card_ret);
 
 int snd_card_disconnect(struct snd_card *card);
+void snd_card_disconnect_sync(struct snd_card *card);
 int snd_card_free(struct snd_card *card);
 int snd_card_free_when_closed(struct snd_card *card);
 void snd_card_set_id(struct snd_card *card, const char *id);