+ /* only x550 family only support sctp port */
+ if (hw->mac.type == ixgbe_mac_X550 ||
+ hw->mac.type == ixgbe_mac_X550EM_x ||
+ hw->mac.type == ixgbe_mac_X550EM_a) {
+ /**
+ * Only care about src & dst ports,
+ * others should be masked.
+ */
+ if (!item->mask) {
+ memset(rule, 0, sizeof(struct ixgbe_fdir_rule));
+ rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ITEM,
+ item, "Not supported by fdir filter");
+ return -rte_errno;
+ }
+ rule->b_mask = TRUE;
+ sctp_mask =
+ (const struct rte_flow_item_sctp *)item->mask;
+ if (sctp_mask->hdr.tag ||
+ sctp_mask->hdr.cksum) {
+ memset(rule, 0, sizeof(struct ixgbe_fdir_rule));
+ rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ITEM,
+ item, "Not supported by fdir filter");
+ return -rte_errno;
+ }
+ rule->mask.src_port_mask = sctp_mask->hdr.src_port;
+ rule->mask.dst_port_mask = sctp_mask->hdr.dst_port;
+
+ if (item->spec) {
+ rule->b_spec = TRUE;
+ sctp_spec =