0c8a908463
This fixes a bug where, even when hw.psm.tap_enabled=0, touchpad taps were processed. tap_enabled has three states: unconfigured, disabled, and enabled (-1, 0, 1). To respect PR kern/139272, taps are ignored only when explicity disabled. Submitted by: Ben LeMasurier <ben@crypt.ly> (initial version) MFC after: 2 weeks