media: video: tegra: Focuser range tuning support

media: video: tegra: Focuser range tuning support

* Add support for focuser range tuning.
* Fix focuser position move programming.
* Optimize focuser read/write.
* Optimize focuser power consumption.
* Fix foucser sound issue while capture.
* Improve overall focuser performance.

Bug 1013062
Bug 1018136
Bug 978541

Change-Id: I57fc0566a3a43468ce9a07319014cf3c038ed1e1
Signed-off-by: Sudhir Vyas <svyas@nvidia.com>
Reviewed-on: http://git-master/r/118543
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Prayas Mohanty <pmohanty@nvidia.com>
Reviewed-by: Sachin Nikam <snikam@nvidia.com>
Rebase-Id: R3327296991f24f8186b435f9f560d8955c270393