Adds event vector support to inline protocol offload mode. By default vector support is disabled, it can be enabled by using the option --event-vector. Additional options to configure vector size and vector timeout are also implemented and can be used by specifying --vector-size and --vector-tmo. Signed-off-by: Srujana Challa <schalla@marvell.com> Acked-by: Akhil Goyal <gakhil@marvell.com>