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-rw-r--r--sound/usb/usbaudio.h19
1 files changed, 16 insertions, 3 deletions
diff --git a/sound/usb/usbaudio.h b/sound/usb/usbaudio.h
index 9d8cea48fc5f..4f482939e8e8 100644
--- a/sound/usb/usbaudio.h
+++ b/sound/usb/usbaudio.h
@@ -36,8 +36,17 @@
#define MIXER_UNIT 0x04
#define SELECTOR_UNIT 0x05
#define FEATURE_UNIT 0x06
-#define PROCESSING_UNIT 0x07
-#define EXTENSION_UNIT 0x08
+#define PROCESSING_UNIT_V1 0x07
+#define EXTENSION_UNIT_V1 0x08
+
+/* audio class v2 */
+#define EFFECT_UNIT 0x07
+#define PROCESSING_UNIT_V2 0x08
+#define EXTENSION_UNIT_V2 0x09
+#define CLOCK_SOURCE 0x0a
+#define CLOCK_SELECTOR 0x0b
+#define CLOCK_MULTIPLIER 0x0c
+#define SAMPLE_RATE_CONVERTER 0x0d
#define AS_GENERAL 0x01
#define FORMAT_TYPE 0x02
@@ -60,7 +69,7 @@
#define EP_CS_ATTR_PITCH_CONTROL 0x02
#define EP_CS_ATTR_FILL_MAX 0x80
-/* Audio Class specific Request Codes */
+/* Audio Class specific Request Codes (v1) */
#define SET_CUR 0x01
#define GET_CUR 0x81
@@ -74,6 +83,10 @@
#define GET_MEM 0x85
#define GET_STAT 0xff
+/* Audio Class specific Request Codes (v2) */
+#define CS_CUR 0x01
+#define CS_RANGE 0x02
+
/* Terminal Control Selectors */
#define COPY_PROTECT_CONTROL 0x01
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