Fix dropped const compiler warnings
Fix dropped const compiler warnings

Change-Id: I2ece42fc8f69fcdd1a4c582b948f40495c133ca5

apxii/xf86-video-armsoc,singulared/xf86-video-armsoc,mmind/xf86-video-armsoc,sbambrough/xf86-video-armsoc,apxii/xf86-video-armsoc,freedesktop-unofficial-mirror/xorg__driver__xf86-video-armsoc,xin3liang/xf86-video-armsoc,Popolon/xf86-video-armsoc,freedesktop-unofficial-mirror/xorg__driver__xf86-video-armsoc,OtherCrashOverride/armsoc-hardkernel,commshare/xf86-video-armsoc,xin3liang/xf86-video-armsoc,Popolon/xf86-video-armsoc,singulared/xf86-video-armsoc,OtherCrashOverride/armsoc-hardkernel,commshare/xf86-video-armsoc,sbambrough/xf86-video-armsoc,mmind/xf86-video-armsoc,mdrjr/xf86-video-armsoc,mdrjr/xf86-video-armsoc