Revert "PM: devfreq: update to the latest CAF source"

This reverts commit bb0f1a1dec892227d6334658b611c7072bcb9772.

Revert "PM: devfreq: Fix derpage"

This reverts commit 3d465bc2cec2563c64c4fe54e9231325b7e1dacb.

Revert "PM: devfreq: Define tunables with a static scope"

This reverts commit 532e4fb89934a9fb802d4eb889a2544a6ec142e0.

Revert "PM: devfreq: Make target flags unique"

This reverts commit 1ef0261bd7196270aa27c9127815628a65c67177.

Revert "PM: devfreq: Add a new target flag for the performance governor"

This reverts commit 1be38f53ee601d2a0fe65b808ed082a28efeaff3.

Revert "PM: devfreq: Use high priority workqueue"

This reverts commit 9aa517368234d82a8370b7b6586c823f6b91e6cb.

Revert "PM: devfreq: set conservative governor as default"

This reverts commit 7df2ef2237c5cb5568ec6050972e510e8a116bee.

Revert "PM: devfreq: Export device state to devfreq"

This reverts commit 4704763c97e600f8bdd71506aa8ea616491545f4.

Revert "PM: devfreq: Report correct GPU frequency in sysfs"

This reverts commit e34a4a030fc97f6cdf781c11171b1e2f2ba36e03.

Revert "PM: devfreq: Fix unused min var"

This reverts commit 357ddbeb88b97a7eab1283fc569582c999b91d31.

Revert "PM: devfreq: fix merge derp."

This reverts commit 5aa5610d40d03378a7826c33edd72ed27cb0efc3.

Revert "PM: devfreq: Add sysfs nodes for devfreq governors"

This reverts commit d29d3d470117bb0114b5805c167d22e1ee7c8b33.

Revert "PM: devfreq: conservative: Return 0 if GPU just started"

This reverts commit 2d713bb5abf55abfa549b3011b99eb5772aa5acf.

Revert "PM: devfreq: Always reflect a change of polling interval"

This reverts commit 280fff8bebafc4eebc1aac99783ddae34a758c54.

Revert "PM: devfreq: Add some conservativeness"

This reverts commit a6643be10fdc5d0e7e0eb737e4aee432ce1b53f1.

Revert "PM: devfreq: Add conservative governor"

This reverts commit 23aad6d465897691c8fb52f60d07c1017e83df75.

Revert "PM: devfreq: Fix show available freqs"

This reverts commit a15bdc06484b8704f8ceea6db4bd39e49b2f2146.

Revert "PM: devfreq: Fix simple_ondemand crashing"

This reverts commit fc1714cb78b978c638f89d5bf071bc5eeffcb5ea.

Change-Id: I8e37f40f6ad17df5f67a5df5e28ab2ebf4ac0681