# HwBinder IPC from client to server, and callbacks binder_call(mtk_hal_fm_client, mtk_hal_fm_server) binder_call(mtk_hal_fm_server, mtk_hal_fm_client) add_hwservice(mtk_hal_fm_server, mtk_hal_fm_hwservice) allow mtk_hal_fm_client mtk_hal_fm_hwservice:hwservice_manager find; vndbinder_use(mtk_hal_fm)