set_prop(system_app, hisi_prop) allow system_app mali_device:chr_file { getattr ioctl open read write }; allow system_app hi_vdec_device:chr_file { getattr read write open ioctl }; allow system_app hi_vfmw_device:file { write read open getattr }; allow system_app hi_vfmw_device:chr_file { write read open getattr }; allow system_app hi_overlay_file:file { read open getattr };