[PATCH 2/4] include: usb: audio-v3: add BADD-specific values
From: Ruslan Bilovol
Date: Fri Apr 13 2018 - 18:25:29 EST
Add BADD-specific predefined values to audio-v3
so usb-audio in ALSA and UAC3 gadget can use them
Signed-off-by: Ruslan Bilovol <ruslan.bilovol@xxxxxxxxx>
---
include/linux/usb/audio-v3.h | 26 ++++++++++++++++++++++++++
1 file changed, 26 insertions(+)
diff --git a/include/linux/usb/audio-v3.h b/include/linux/usb/audio-v3.h
index a8959aa..38add1d 100644
--- a/include/linux/usb/audio-v3.h
+++ b/include/linux/usb/audio-v3.h
@@ -392,4 +392,30 @@ struct uac3_interrupt_data_msg {
#define UAC3_AC_ACTIVE_INTERFACE_CONTROL 0x01
#define UAC3_AC_POWER_DOMAIN_CONTROL 0x02
+/* BADD predefined Unit/Terminal values */
+#define UAC3_BADD_IT_ID1 1 /* Input Terminal ID1: bTerminalID = 1 */
+#define UAC3_BADD_FU_ID2 2 /* Feature Unit ID2: bUnitID = 2 */
+#define UAC3_BADD_OT_ID3 3 /* Output Terminal ID3: bTerminalID = 3 */
+#define UAC3_BADD_IT_ID4 4 /* Input Terminal ID4: bTerminalID = 4 */
+#define UAC3_BADD_FU_ID5 5 /* Feature Unit ID5: bUnitID = 5 */
+#define UAC3_BADD_OT_ID6 6 /* Output Terminal ID6: bTerminalID = 6 */
+#define UAC3_BADD_FU_ID7 7 /* Feature Unit ID7: bUnitID = 7 */
+#define UAC3_BADD_MU_ID8 8 /* Mixer Unit ID8: bUnitID = 8 */
+#define UAC3_BADD_CS_ID9 9 /* Clock Source Entity ID9: bClockID = 9 */
+#define UAC3_BADD_PD_ID10 10 /* Power Domain ID10: bPowerDomainID = 10 */
+#define UAC3_BADD_PD_ID11 11 /* Power Domain ID11: bPowerDomainID = 11 */
+
+/* BADD wMaxPacketSize of AS endpoints */
+#define UAC3_BADD_EP_MAXPSIZE_SYNC_MONO_16 0x0060
+#define UAC3_BADD_EP_MAXPSIZE_ASYNC_MONO_16 0x0062
+#define UAC3_BADD_EP_MAXPSIZE_SYNC_MONO_24 0x0090
+#define UAC3_BADD_EP_MAXPSIZE_ASYNC_MONO_24 0x0093
+#define UAC3_BADD_EP_MAXPSIZE_SYNC_STEREO_16 0x00C0
+#define UAC3_BADD_EP_MAXPSIZE_ASYNC_STEREO_16 0x00C4
+#define UAC3_BADD_EP_MAXPSIZE_SYNC_STEREO_24 0x0120
+#define UAC3_BADD_EP_MAXPSIZE_ASYNC_STEREO_24 0x0126
+
+/* BADD sample rate is always fixed to 48kHz */
+#define UAC3_BADD_SAMPLING_RATE 48000
+
#endif /* __LINUX_USB_AUDIO_V3_H */
--
1.9.1