<3>[ 1955.510000] n516_headphone_event <3>[ 1955.510000] n516_speaker_event: 1 <3>[ 1955.520000] n516_headphone_event_work <3>[ 1955.530000] n516_ext_control <3>[ 1955.530000] N516_SPEAKER_IN <3>[ 1955.540000] finished