Active display: Fix for HDPI devices.

Thank's to @AlmightyMegadeth00 for the tips...

Change-Id: I644eea927381af98d5779048fce37c3f1d3c6dd3
Signed-off-by: aways <aways@c-rom.biz>
Merge "Active display: Fix for HDPI devices." into pac-4.4