Revert "LG Mako generic gamma control - add a couple checks before trying to"

This reverts commit a38aea1fd59ecf5fad3abaf4314338447ab1f4a7.
Revert "LG Mako generic gamma control - first attempt to create a usable generic"

This reverts commit 9651e79618c9b33a68e31a1ee577e1c915af41c8.