diff --git a/[refs] b/[refs]
index 72fa806a50be..98a6cb8dd887 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 52fe0f9d59cf4f5842bd319e4f212f907abd2e5d
+refs/heads/master: fd6640fa2d8b5f5f471aad5abd8ce5d6995df563
diff --git a/trunk/include/sound/asoundef.h b/trunk/include/sound/asoundef.h
index 024ce62f7d16..a6e0facf8a37 100644
--- a/trunk/include/sound/asoundef.h
+++ b/trunk/include/sound/asoundef.h
@@ -112,6 +112,14 @@
 #define IEC958_AES3_CON_CLOCK_1000PPM	(0<<4)	/* 1000 ppm */
 #define IEC958_AES3_CON_CLOCK_50PPM	(1<<4)	/* 50 ppm */
 #define IEC958_AES3_CON_CLOCK_VARIABLE	(2<<4)	/* variable pitch */
+#define IEC958_AES4_CON_MAX_WORDLEN_24	(1<<0)	/* 0 = 20-bit, 1 = 24-bit */
+#define IEC958_AES4_CON_WORDLEN		(7<<1)	/* mask - sample word length */
+#define IEC958_AES4_CON_WORDLEN_NOTID	(0<<1)	/* not indicated */
+#define IEC958_AES4_CON_WORDLEN_20_16	(1<<1)	/* 20-bit or 16-bit */
+#define IEC958_AES4_CON_WORDLEN_22_18	(2<<1)	/* 22-bit or 18-bit */
+#define IEC958_AES4_CON_WORDLEN_23_19	(4<<1)	/* 23-bit or 19-bit */
+#define IEC958_AES4_CON_WORDLEN_24_20	(5<<1)	/* 24-bit or 20-bit */
+#define IEC958_AES4_CON_WORDLEN_21_17	(6<<1)	/* 21-bit or 17-bit */
 
 /*****************************************************************************
  *                                                                           *