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-rw-r--r--Documentation/ABI/testing/configfs-usb-gadget11
1 files changed, 11 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/configfs-usb-gadget b/Documentation/ABI/testing/configfs-usb-gadget
index 37559a06393b..0e7b786f24ac 100644
--- a/Documentation/ABI/testing/configfs-usb-gadget
+++ b/Documentation/ABI/testing/configfs-usb-gadget
@@ -79,3 +79,14 @@ Description:
product - gadget's product description
manufacturer - gadget's manufacturer description
+What: /config/usb-gadget/gadget/os_desc
+Date: May 2014
+KernelVersion: 3.16
+Description:
+ This group contains "OS String" extension handling attributes.
+
+ use - flag turning "OS Desctiptors" support on/off
+ b_vendor_code - one-byte value used for custom per-device and
+ per-interface requests
+ qw_sign - an identifier to be reported as "OS String"
+ proper
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