Some Synaptics devices, such as LEN0073, use SMBUS version 3.
Signed-off-by: NYiannis Marangos <yiannis.marangos@gmail.com>
Acked-by: NBenjamin Tissoires <benjamion.tissoires@redhat.com>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>