vxge: Set function-0 as the privilaged function for normal function.

-  For Normal function (MR-IOV disabled, SR-IOV disabled) Function-0 is the
   privilaged function.

Signed-off-by: Sreenivasa Honnur <sreenivasa.honnur@neterion.com>
Signed-off-by: Ramkrishna Vepa <ram.vepa@neterion.com>
Signed-off-by: David S. Miller <davem@davemloft.net>