Revert "fs/dyn_sync_cntrl: dynamic sync control 1.6 for OPO"

This reverts commit a8ed1e125ed7252082e1e08a6cc8c98a64a536db.
Revert "lm3630_bl: Backlight external control v1.0"

This reverts commit 36720226ff082b43dd78c8e6fdbd5caa3b61eee2.
fs/dyn_sync_cntrl: dynamic sync control

The dynamic sync control interface uses new power_suspend interface

While screen is on, file sync is disabled
when screen is off, a file sync is called to flush all outstanding writes
and restore file sync operation as normal.

updated for 8974 kernels

Signed-off-by: Paul Reioux <reioux@gmail.com>
Signed-off-by: Chester Kener <Cl3Kener@gmail.com>
Signed-off-by: Chet Kener <Cl3Kener@gmail.com>
Signed-off-by: DerRomtester <dieb.stefan.96@gmail.com>

Conflicts:
	fs/Kconfig

Signed-off-by: Chet Kener <Cl3Kener@gmail.com>

Conflicts:
	fs/Kconfig

Signed-off-by: Chet Kener <Cl3Kener@gmail.com>

Conflicts:
	fs/Kconfig

Conflicts:
	fs/Kconfig