Guest Memory Regions 2 is a way to bind pages to the GPU, but using
the FIFO instead of an io-submitted descriptor chain.
Signed-off-by: NThomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: NJakob Bornecantz <jakob@vmware.com>
Signed-off-by: NDave Airlie <airlied@redhat.com>