-#define PLAYBACK_0_TO_I2S 0x001
-#define PLAYBACK_1_TO_SPDIF 0x004
-#define PLAYBACK_2_TO_AC97_1 0x008
-#define CAPTURE_0_FROM_I2S_1 0x010
-#define CAPTURE_0_FROM_I2S_2 0x020
-#define CAPTURE_1_FROM_SPDIF 0x080
-#define CAPTURE_2_FROM_I2S_2 0x100
-#define CAPTURE_2_FROM_AC97_1 0x200
+#define PLAYBACK_0_TO_I2S 0x0001
+ /* PLAYBACK_0_TO_AC97_0 not implemented */
+#define PLAYBACK_1_TO_SPDIF 0x0004
+#define PLAYBACK_2_TO_AC97_1 0x0008
+#define CAPTURE_0_FROM_I2S_1 0x0010
+#define CAPTURE_0_FROM_I2S_2 0x0020
+ /* CAPTURE_0_FROM_AC97_0 not implemented */
+#define CAPTURE_1_FROM_SPDIF 0x0080
+#define CAPTURE_2_FROM_I2S_2 0x0100
+#define CAPTURE_2_FROM_AC97_1 0x0200
+ /* CAPTURE_3_FROM_I2S_3 not implemented */
+#define MIDI_OUTPUT 0x0800
+#define MIDI_INPUT 0x1000