<div dir="ltr">Hello,<div><br></div><div>I am trying to turn off screen using sysfs entries, </div><div>but I&#39;m having some difficulties with it:</div><div><br></div><div>1.</div><div>command:</div><div><div>echo 0 &gt; /sys/devices/platform/s5p-dsim.0/ea8061/backlight/panel/brightness</div><div>result:</div><div>screen is dimmed - BUT not turned off </div><div><br></div><div><div>2.</div><div>command:</div><div><div>cat /sys/devices/platform/s5p-dsim.0/ea8061/backlight/panel/actual_brightness</div><div>20</div></div></div><div><br></div><div>This strengthen the fast that we didn&#39;t turned off brightness completely</div><div><br></div><div>3. In this point I though that maybe I can turn off the whole brightness device</div><div><br></div><div><div>ls /sys/devices/platform/s5p-dsim.0/ea8061/backlight/panel/                                     actual_brightness</div><div>auto_brightness</div><div>bl_power</div><div>brightness</div><div>device</div><div>dimming</div><div>max_brightness</div><div>power</div><div>subsystem</div><div>type</div><div>uevent</div></div><div><br></div><div>I made some trials , but didn&#39;t made it turned off yet.</div><div>Is there any idea if it&#39;s possible to turn it off completely ?</div><div><br></div><div><br></div><div>Thank you,</div><div>Ran</div><div><br></div><div><br></div><div><br></div></div></div>