on boot
    chown system system /sys/devices/platform/soc/soc:qcom,dsi-display/hbm
    chmod 0660 /sys/devices/platform/soc/soc:qcom,dsi-display/hbm

service vendor.livedisplay-hal-2-0 /vendor/bin/hw/vendor.lineage.livedisplay@2.0-service.davinci
    class hal
    user system
    group system