1 files changed, 15 insertions, 3 deletions

diff --git a/include/sound/core.h b/include/sound/core.h
index a994bea09cd..521f036cce9 100644
--- a/include/sound/core.h
+++ b/include/sound/core.h
@@ -132,8 +132,10 @@ struct snd_card {
         int shutdown;                   /* this card is going down */
         int free_on_last_close;         /* free in context of file_release */
         wait_queue_head_t shutdown_sleep;
-        struct device *parent;
-        struct device *dev;
+        struct device *dev;             /* device assigned to this card */
+#ifndef CONFIG_SYSFS_DEPRECATED
+        struct device *card_dev;        /* cardX object for sysfs */
+#endif
 
 #ifdef CONFIG_PM
         unsigned int power_state;       /* power state */
@@ -191,6 +193,16 @@ struct snd_minor {
         struct device *dev;             /* device for sysfs */
 };
 
+/* return a device pointer linked to each sound device as a parent */
+static inline struct device *snd_card_get_device_link(struct snd_card *card)
+{
+#ifdef CONFIG_SYSFS_DEPRECATED
+        return card ? card->dev : NULL;
+#else
+        return card ? card->card_dev : NULL;
+#endif
+}
+
 /* sound.c */
 
 extern int snd_major;
@@ -257,7 +269,7 @@ int snd_card_file_add(struct snd_card *card, struct file *file);
 int snd_card_file_remove(struct snd_card *card, struct file *file);
 
 #ifndef snd_card_set_dev
-#define snd_card_set_dev(card,devptr) ((card)->parent = (devptr))
+#define snd_card_set_dev(card,devptr) ((card)->dev = (devptr))
 #endif
 
 /* device.c */