media: staging/intel-ipu3: css: Compute and program ccs

A collection of routines that are mainly used
to calculate the parameters for accelerator cluster.

Signed-off-by: Yong Zhi <yong.zhi@intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>