drm/msm/sde: add support for true inline rotation

This change adds support for true inline rotation,
which programs the rotation orientation in the
sspp registers and enable/disable the cache
for the format that requires it.

Change-Id: Ice2df99552b5f7a1afa9b8e8833dcb63c84d6b6b
Signed-off-by: Ingrid Gallardo <ingridg@codeaurora.org>