Read video memory size from hardware during initialization for devices
that support it.
JIRA DNVGPU-14
Change-Id: I84e1bca0eaac8dc204e1fb82628acc6b52c3e5cc
Signed-off-by: Konsta Holtta <kholtta@nvidia.com>
Reviewed-on: http://git-master/r/1157212
GVS: Gerrit_Virtual_Submit
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>