drivers/i2c/chips: fix unlocked_ioctl functions in Samsung drivers
drivers/dpram: fix ioctl & unlocked_ioctl functions

Also add some debugging if needed in the future.
board-msm7627-regulator: update/add regulators for MAX8899

New regulators are used by camera sensor drivers.
msm_camera: implement legacy camera support for Samsung msm7x27 devices

Enable CONFIG_MSM_CAMERA_LEGACY to use legacy camera drivers.
drivers/media/msm: add Samsung msm7x27 camera sensor drivers

Note: vreg -> regulator code modified in all drivers;
      only sr200pc10 driver has been compile-tested.
Samsung msm7x27: fix Bluetooth/Bluesleep
galaxy5: disable some kernel log spam

Disable keypad event & panel brightness debugging output.
Samsung msm7x27: implement vibrator driver
drivers/video/msm/mdp.c: fix unbalanced poweroff reqs (MDP 3.0)