usb: gadget: f_uac1: add configfs support

Add support for using f_uac1 function as a component of a gadget
composed with configfs.

Tested-by: Sebastian Reimers <sebastian.reimers@googlemail.com>
Signed-off-by: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

1 files changed, 12 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 000000000000..8ba9a123316e
--- /dev/null
+++ b/Documentation/ABI/testing/configfs-usb-gadget-uac1
@@ -0,0 +1,12 @@
+What:           /config/usb-gadget/gadget/functions/uac1.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