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+What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/quirks
+Date: November 2011
+Contact: Benjamin Tissoires <benjamin.tissoires@gmail.com>
+Description: The integer value of this attribute corresponds to the
+ quirks actually in place to handle the device's protocol.
+ When read, this attribute returns the current settings (see
+ MT_QUIRKS_* in hid-multitouch.c).
+ When written this attribute change on the fly the quirks, then
+ the protocol to handle the device.