linux-phytec-fsl

MLK-14765: Fix DCP Aes timeout issues when used with CTS

The DCP driver does not obey cryptlen, when doing CTS this results in
passing to hardware input stream lengths which are not multiple of
block size. This causes the hw to misbehave. Also not honoring
cryptlen makes CTS fail. A check was introduced to prevent future
erroneous stream lengths from reaching the hardware. Code which is
splitting the input stream in internal DCP pages was changed to obey
cryptlen.

Signed-off-by: Radu Solea <radu.solea@nxp.com>