# HwBinder IPC from client to server binder_call(hal_vibrator_client, hal_vibrator_server) add_hwservice(hal_vibrator_server, hal_vibrator_hwservice) allow hal_vibrator_client hal_vibrator_hwservice:hwservice_manager find; # vibrator sysfs rw access allow hal_vibrator sysfs_vibrator:file rw_file_perms;