video: tegra: fb: Update and synchronize dc window

Update and synchronize DC window after enabling DC while unblanking.

bug 1416339

Change-Id: I404004e1cbb3908cceade8aa033a660dc488d400
Signed-off-by: Pankaj Dabade <pdabade@nvidia.com>
Reviewed-on: http://git-master/r/344778
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Bibek Basu <bbasu@nvidia.com>
Reviewed-by: Jong Kim <jongk@nvidia.com>
Reviewed-by: Matthew Pedro <mapedro@nvidia.com>
Tested-by: Matthew Pedro <mapedro@nvidia.com>
video: tegra: hdmi: validate variable screeninfo

verify variable screeninfo by checking xres and yres before
validating aspect ratio.

bug 1417318

Change-Id: I473f3e2f30888c053ca53559e33355f216d2a8d3
Signed-off-by: Pankaj Dabade <pdabade@nvidia.com>
Reviewed-on: http://git-master/r/340236
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Jong Kim <jongk@nvidia.com>
Reviewed-by: Jon Mayo <jmayo@nvidia.com>
Reviewed-by: Matthew Pedro <mapedro@nvidia.com>
Revert "enable basic sec features"

This reverts commit 8f57fee4f35431066accad22b8cacc5a153ba54c.
ouya: Enable SELinux