When programming GR ZROP and CROP settings for number of active LTCs
we use FB count, which is always 1. Use LTC count instead.
Change-Id: I4d6f9b2b59d44b82ba098b243d6390cf321dbc36
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: http://git-master/r/1144698