diff --git a/sound/pci/hda/hda_codec.h b/sound/pci/hda/hda_codec.h
index 6809386..1370e34 100644
--- a/sound/pci/hda/hda_codec.h
+++ b/sound/pci/hda/hda_codec.h
@@ -24,6 +24,7 @@
 #include <sound/info.h>
 #include <sound/control.h>
 #include <sound/pcm.h>
+#include <sound/hwdep.h>
 
 /*
  * nodes
@@ -566,6 +567,8 @@
 	unsigned int spdif_status;	/* IEC958 status bits */
 	unsigned short spdif_ctls;	/* SPDIF control bits */
 	unsigned int spdif_in_enable;	/* SPDIF input enable? */
+
+	struct snd_hwdep *hwdep;	/* assigned hwdep device */
 };
 
 /* direction */