Implement a helper function engine_enum_from_type. This allows
parsing device_info entries for LCE engine type.
Pascal has logical copy engine instead of CE2, so so add definition
of that.
Change-Id: I71f59c308641d84ac59fd57fc37d9b627bb07a43
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: http://git-master/r/1147747
Reviewed-by: Konsta Holtta <kholtta@nvidia.com>