MLX4_SET_PORT_GID_TABLE
MLX4_SET_PORT_GID_TABLE << 8 | port_num,
MLX4_SET_PORT_GID_TABLE << 8 | 2,
((u32)port) | (MLX4_SET_PORT_GID_TABLE << 8),
in_modifier != MLX4_SET_PORT_GID_TABLE) {
case MLX4_SET_PORT_GID_TABLE: