changeset dac4ae0d in mainline.

Input: ALPS - add support for model found in Dell Vostro 1400
Signed-off-by: William Pettersson <william.pettersson@gmail.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Cc: Chuck Ebbert <cebbert@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>