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-rw-r--r--Documentation/ABI/testing/configfs-usb-gadget-uac114
-rw-r--r--Documentation/ABI/testing/configfs-usb-gadget-uac1_legacy12
2 files changed, 26 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/configfs-usb-gadget-uac1 b/Documentation/ABI/testing/configfs-usb-gadget-uac1
new file mode 100644
index 000000000..abfe447c8
--- /dev/null
+++ b/Documentation/ABI/testing/configfs-usb-gadget-uac1
@@ -0,0 +1,14 @@
+What: /config/usb-gadget/gadget/functions/uac1.name
+Date: June 2017
+KernelVersion: 4.14
+Description:
+ The attributes:
+
+ c_chmask - capture channel mask
+ c_srate - capture sampling rate
+ c_ssize - capture sample size (bytes)
+ p_chmask - playback channel mask
+ p_srate - playback sampling rate
+ p_ssize - playback sample size (bytes)
+ req_number - the number of pre-allocated request
+ for both capture and playback
diff --git a/Documentation/ABI/testing/configfs-usb-gadget-uac1_legacy b/Documentation/ABI/testing/configfs-usb-gadget-uac1_legacy
new file mode 100644
index 000000000..b2eaefd9b
--- /dev/null
+++ b/Documentation/ABI/testing/configfs-usb-gadget-uac1_legacy
@@ -0,0 +1,12 @@
+What: /config/usb-gadget/gadget/functions/uac1_legacy.name
+Date: Sep 2014
+KernelVersion: 3.18
+Description:
+ The attributes:
+
+ audio_buf_size - audio buffer size
+ fn_cap - capture pcm device file name
+ fn_cntl - control device file name
+ fn_play - playback pcm device file name
+ req_buf_size - ISO OUT endpoint request buffer size
+ req_count - ISO OUT endpoint request count