+ rss_attr_src_dst = ETH_RSS_L2_SRC_ONLY |
+ ETH_RSS_L2_DST_ONLY |
+ ETH_RSS_L3_SRC_ONLY |
+ ETH_RSS_L3_DST_ONLY |
+ ETH_RSS_L4_SRC_ONLY |
+ ETH_RSS_L4_DST_ONLY;
+
+ rss_attr_l3_pre = RTE_ETH_RSS_L3_PRE32 |
+ RTE_ETH_RSS_L3_PRE48 |
+ RTE_ETH_RSS_L3_PRE64;
+
+ rss_attr_symm = ETH_RSS_IPV4 |
+ ETH_RSS_NONFRAG_IPV4_UDP |
+ ETH_RSS_NONFRAG_IPV4_TCP |
+ ETH_RSS_NONFRAG_IPV4_SCTP |
+ ETH_RSS_IPV6 |
+ ETH_RSS_NONFRAG_IPV6_UDP |
+ ETH_RSS_NONFRAG_IPV6_TCP |
+ ETH_RSS_NONFRAG_IPV6_SCTP;
+
+ rss_attr_all = rss_attr_src_dst | rss_attr_l3_pre;
+
+ /* Check if only SRC/DST_ONLY or ipv6 prefix exists. */
+ if ((rss_type & ~rss_attr_all) == 0)
+ return rte_flow_error_set(error, ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_ACTION, action,
+ "invalid rss types");
+
+ /**
+ * Check if SRC/DST_ONLY is set for SYMMETRIC_TOEPLITZ
+ * hash function.
+ */
+ if (rss->func ==
+ RTE_ETH_HASH_FUNCTION_SYMMETRIC_TOEPLITZ) {
+ if (rss_type & (rss_attr_src_dst |
+ ~rss_attr_symm))
+ return rte_flow_error_set(error,
+ ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_ACTION,
+ action,
+ "invalid rss types");
+ }