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-rw-r--r--Documentation/ABI/testing/configfs-usb-gadget21
1 files changed, 21 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/configfs-usb-gadget b/Documentation/ABI/testing/configfs-usb-gadget
index 5c0b3e6eb981..95a36589a66b 100644
--- a/Documentation/ABI/testing/configfs-usb-gadget
+++ b/Documentation/ABI/testing/configfs-usb-gadget
@@ -75,6 +75,27 @@ Description:
compatible_id - 8-byte string for "Compatible ID"
sub_compatible_id - 8-byte string for "Sub Compatible ID"
+What: /config/usb-gadget/gadget/functions/<func>.<inst>/interface.<n>/<property>
+Date: May 2014
+KernelVersion: 3.16
+Description:
+ This group contains "Extended Property Descriptors" specific for one
+ gadget's USB interface or one interface group described
+ by an IAD.
+
+ The attributes:
+
+ type - value 1..7 for interpreting the data
+ 1: unicode string
+ 2: unicode string with environment variable
+ 3: binary
+ 4: little-endian 32-bit
+ 5: big-endian 32-bit
+ 6: unicode string with a symbolic link
+ 7: multiple unicode strings
+ data - blob of data to be interpreted depending on
+ type
+
What: /config/usb-gadget/gadget/strings
Date: Jun 2013
KernelVersion: 3.11