Revert "KGSL: Simple Governor: fix minor logic issue"

This reverts commit 6da2ab459c2a83a50e621dcb0df53818483b5cc9.
Revert "KGSL: simple governor: expose tunables to sysfs interface via module_param"

This reverts commit 6baf23b6cff18c604a0c840fc37de764c9a81178.
Revert "KGSL: make simple govenor a selectable option, co-exist with ondemand"

This reverts commit 5bd3d1fd5d4800b54a0fa64ca3f751321322de85.