net/mlx5: support new RSS symmetric hash function

This patch supports the new RSS symmetric hash function:
RTE_ETH_HASH_FUNCTION_SYMMETRIC_TOEPLITZ_SORT

The new hash function makes symmetric hash result by swapping
the source and destination IP and L4 port automatically.

Signed-off-by: Xueming Li <[email protected]>
Acked-by: Ori Kam <[email protected]>

drivers/net/mlx5/mlx5_flow.h

@@ -1516,8 +1516,8 @@ struct rte_flow_template_table {
 #define MLX5_RSS_HASH_NONE 0ULL
 
 #define MLX5_RSS_IS_SYMM(func) \
-		((func) == RTE_ETH_HASH_FUNCTION_SYMMETRIC_TOEPLITZ)
-
+		(((func) == RTE_ETH_HASH_FUNCTION_SYMMETRIC_TOEPLITZ) || \
+		 ((func) == RTE_ETH_HASH_FUNCTION_SYMMETRIC_TOEPLITZ_SORT))
 
 /* extract next protocol type from Ethernet & VLAN headers */
 #define MLX5_ETHER_TYPE_FROM_HEADER(_s, _m, _itm, _prt) do { \