Revert "msm: kgsl: Wake up GPU only for touch events"

This reverts commit d6405810227eba7fcf331c84fccbdaa05dce91b4.
Revert "msm: kgsl: Schedule adreno_start in a high priority workqueue"

This reverts commit 68309ab1c7b800ddf4b70ac617c7f136a7105b35.
Revert "msm: kgsl: Fix nice level for higher priority GPU start thread"

This reverts commit cdd6dbe733b692c2ed06fcc4444694fa5616bec9.
Revert "msm: kgsl: Add an input handler to power up the GPU on a touch event"

This reverts commit 2dd0ffbf3dbe9951f492604379b93e4e829130fc.
Revert "msm: kgsl: Allow GPU start to run in a high priority queue"

This reverts commit 2110ff73438a1b0a64d436c3a01fae813c3db47a.