Add a section which defines the input device properties and provides
guidelines on how to use them.
Signed-off-by: NHenrik Rydberg <rydberg@euromail.se>
Reviewed-by: NChase Douglas <chase.douglas@canonical.com>
Reviewed-by: NJussi Pakkanen <jussi.pakkanen@canonical.com>
Signed-off-by: NDmitry Torokhov <dtor@mail.ru>

Add a new EV_SYN code, SYN_DROPPED, to inform the client when input
events have been dropped from the evdev input buffer due to a
buffer overrun.  The client should use this event as a hint to
reset its state or ignore all following events until the next
packet begins.
Signed-off-by: NJeff Brown <jeffbrown@android.com>
[dtor@mail.ru: Implement Henrik's suggestion and drop old events in
 case of overflow.]
Signed-off-by: NDmitry Torokhov <dtor@mail.ru>

This commit adds the file Documentation/input/event-codes.txt.
Acked-by: NHenrik Rydberg <rydberg@euromail.se>
Reviewed-by: NPeter Hutterer <peter.hutterer@who-t.net>
Signed-off-by: NChase Douglas <chase.douglas@canonical.com>
Signed-off-by: NChris Bagwell <chris@cnpbagwell.com>
Signed-off-by: NDmitry Torokhov <dtor@mail.ru>