This patch adds support for hardware syncpoint bases. This creates
a simple mechanism to stall the command FIFO until an operation is
completed.
Signed-off-by: NArto Merilainen <amerilainen@nvidia.com>
Reviewed-by: NTerje Bergstrom <tbergstrom@nvidia.com>
Signed-off-by: NThierry Reding <treding@nvidia.com>