On Tue, Jul 22, 2014 at 10:00:18AM +1000, Peter Hutterer wrote: > Signed-off-by: Peter Hutterer <peter.hutterer@xxxxxxxxx> Applied, thank you. > --- > Documentation/input/event-codes.txt | 13 +++++++++++++ > 1 file changed, 13 insertions(+) > > diff --git a/Documentation/input/event-codes.txt b/Documentation/input/event-codes.txt > index f82ba9c..7ff7bf4 100644 > --- a/Documentation/input/event-codes.txt > +++ b/Documentation/input/event-codes.txt > @@ -281,6 +281,19 @@ gestures can normally be extracted from it. > If INPUT_PROP_SEMI_MT is not set, the device is assumed to be a true MT > device. > > +INPUT_PROP_TOPBUTTONPAD: > +----------------------- > +Some laptops, most notably the Lenovo *40 series provide a trackstick > +device but do not have physical buttons associated with the trackstick > +device. Instead, the top area of the touchpad is marked to show > +visual/haptic areas for left, middle, right buttons intended to be used > +with the trackstick. > + > +If INPUT_PROP_TOPBUTTONPAD is set, userspace should emulate buttons > +accordingly. This property does not affect kernel behavior. > +The kernel does not provide button emulation for such devices but treats > +them as any other INPUT_PROP_BUTTONPAD device. > + > Guidelines: > ========== > The guidelines below ensure proper single-touch and multi-finger functionality. > -- > 1.9.3 > -- To unsubscribe from this list: send the line "unsubscribe linux-input" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
