net/sfc: query RSS key and hash types config

[dpdk.git] / drivers / net / sfc / sfc_rx.c

diff --git a/drivers/net/sfc/sfc_rx.c b/drivers/net/sfc/sfc_rx.c
index 9b507c3..906536e 100644 (file)
--- a/drivers/net/sfc/sfc_rx.c
+++ b/drivers/net/sfc/sfc_rx.c
@@ -785,6 +785,28 @@ sfc_rte_to_efx_hash_type(uint64_t rss_hf)
 
        return efx_hash_types;
 }
+
+uint64_t
+sfc_efx_to_rte_hash_type(efx_rx_hash_type_t efx_hash_types)
+{
+       uint64_t rss_hf = 0;
+
+       if ((efx_hash_types & EFX_RX_HASH_IPV4) != 0)
+               rss_hf |= (ETH_RSS_IPV4 | ETH_RSS_FRAG_IPV4 |
+                          ETH_RSS_NONFRAG_IPV4_OTHER);
+
+       if ((efx_hash_types & EFX_RX_HASH_TCPIPV4) != 0)
+               rss_hf |= ETH_RSS_NONFRAG_IPV4_TCP;
+
+       if ((efx_hash_types & EFX_RX_HASH_IPV6) != 0)
+               rss_hf |= (ETH_RSS_IPV6 | ETH_RSS_FRAG_IPV6 |
+                          ETH_RSS_NONFRAG_IPV6_OTHER | ETH_RSS_IPV6_EX);
+
+       if ((efx_hash_types & EFX_RX_HASH_TCPIPV6) != 0)
+               rss_hf |= (ETH_RSS_NONFRAG_IPV6_TCP | ETH_RSS_IPV6_TCP_EX);
+
+       return rss_hf;
+}
 #endif
 
 static int