[v11,1/3] ethdev: decouple flow types and RSS offload types

Message ID 1570604240-97643-2-git-send-email-simei.su@intel.com
State Superseded
Delegated to: Ferruh Yigit
Headers show
Series
  • extend RSS offload types
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Context Check Description
ci/iol-mellanox-Performance success Performance Testing PASS
ci/iol-intel-Performance success Performance Testing PASS
ci/iol-compilation success Compile Testing PASS
ci/Intel-compilation success Compilation OK
ci/checkpatch success coding style OK

Commit Message

Simei Su Oct. 9, 2019, 6:57 a.m.
This patch decouples RTE_ETH_FLOW_* and ETH_RSS_*. The former defines
flow types and the latter defines RSS offload types.

Signed-off-by: Simei Su <simei.su@intel.com>
Reviewed-by: Qi Zhang <qi.z.zhang@intel.com>
Acked-by: Ori Kam <orika@mellanox.com>
Acked-by: Andrew Rybchenko <arybchenko@solarflare.com>
---
 lib/librte_ethdev/rte_ethdev.h | 49 ++++++++++++++++++++----------------------
 1 file changed, 23 insertions(+), 26 deletions(-)

Patch

diff --git a/lib/librte_ethdev/rte_ethdev.h b/lib/librte_ethdev/rte_ethdev.h
index d937fb4..7722f70 100644
--- a/lib/librte_ethdev/rte_ethdev.h
+++ b/lib/librte_ethdev/rte_ethdev.h
@@ -453,7 +453,6 @@  struct rte_eth_rss_conf {
  * possible, and exclusively. For example, if a packet is identified as
  * 'RTE_ETH_FLOW_NONFRAG_IPV4_TCP', it will not be any of other flow types,
  * though it is an actual IPV4 packet.
- * Note that the flow types are used to define RSS offload types.
  */
 #define RTE_ETH_FLOW_UNKNOWN             0
 #define RTE_ETH_FLOW_RAW                 1
@@ -482,31 +481,29 @@  struct rte_eth_rss_conf {
 #define RTE_ETH_FLOW_MAX                23
 
 /*
- * The RSS offload types are defined based on flow types.
- * Different NIC hardware may support different RSS offload
- * types. The supported flow types or RSS offload types can be queried by
- * rte_eth_dev_info_get().
- */
-#define ETH_RSS_IPV4               (1ULL << RTE_ETH_FLOW_IPV4)
-#define ETH_RSS_FRAG_IPV4          (1ULL << RTE_ETH_FLOW_FRAG_IPV4)
-#define ETH_RSS_NONFRAG_IPV4_TCP   (1ULL << RTE_ETH_FLOW_NONFRAG_IPV4_TCP)
-#define ETH_RSS_NONFRAG_IPV4_UDP   (1ULL << RTE_ETH_FLOW_NONFRAG_IPV4_UDP)
-#define ETH_RSS_NONFRAG_IPV4_SCTP  (1ULL << RTE_ETH_FLOW_NONFRAG_IPV4_SCTP)
-#define ETH_RSS_NONFRAG_IPV4_OTHER (1ULL << RTE_ETH_FLOW_NONFRAG_IPV4_OTHER)
-#define ETH_RSS_IPV6               (1ULL << RTE_ETH_FLOW_IPV6)
-#define ETH_RSS_FRAG_IPV6          (1ULL << RTE_ETH_FLOW_FRAG_IPV6)
-#define ETH_RSS_NONFRAG_IPV6_TCP   (1ULL << RTE_ETH_FLOW_NONFRAG_IPV6_TCP)
-#define ETH_RSS_NONFRAG_IPV6_UDP   (1ULL << RTE_ETH_FLOW_NONFRAG_IPV6_UDP)
-#define ETH_RSS_NONFRAG_IPV6_SCTP  (1ULL << RTE_ETH_FLOW_NONFRAG_IPV6_SCTP)
-#define ETH_RSS_NONFRAG_IPV6_OTHER (1ULL << RTE_ETH_FLOW_NONFRAG_IPV6_OTHER)
-#define ETH_RSS_L2_PAYLOAD         (1ULL << RTE_ETH_FLOW_L2_PAYLOAD)
-#define ETH_RSS_IPV6_EX            (1ULL << RTE_ETH_FLOW_IPV6_EX)
-#define ETH_RSS_IPV6_TCP_EX        (1ULL << RTE_ETH_FLOW_IPV6_TCP_EX)
-#define ETH_RSS_IPV6_UDP_EX        (1ULL << RTE_ETH_FLOW_IPV6_UDP_EX)
-#define ETH_RSS_PORT               (1ULL << RTE_ETH_FLOW_PORT)
-#define ETH_RSS_VXLAN              (1ULL << RTE_ETH_FLOW_VXLAN)
-#define ETH_RSS_GENEVE             (1ULL << RTE_ETH_FLOW_GENEVE)
-#define ETH_RSS_NVGRE              (1ULL << RTE_ETH_FLOW_NVGRE)
+ * Below macros are defined for RSS offload types, they can be used to
+ * fill rte_eth_rss_conf.rss_hf or rte_flow_action_rss.types.
+ */
+#define ETH_RSS_IPV4               (1ULL << 2)
+#define ETH_RSS_FRAG_IPV4          (1ULL << 3)
+#define ETH_RSS_NONFRAG_IPV4_TCP   (1ULL << 4)
+#define ETH_RSS_NONFRAG_IPV4_UDP   (1ULL << 5)
+#define ETH_RSS_NONFRAG_IPV4_SCTP  (1ULL << 6)
+#define ETH_RSS_NONFRAG_IPV4_OTHER (1ULL << 7)
+#define ETH_RSS_IPV6               (1ULL << 8)
+#define ETH_RSS_FRAG_IPV6          (1ULL << 9)
+#define ETH_RSS_NONFRAG_IPV6_TCP   (1ULL << 10)
+#define ETH_RSS_NONFRAG_IPV6_UDP   (1ULL << 11)
+#define ETH_RSS_NONFRAG_IPV6_SCTP  (1ULL << 12)
+#define ETH_RSS_NONFRAG_IPV6_OTHER (1ULL << 13)
+#define ETH_RSS_L2_PAYLOAD         (1ULL << 14)
+#define ETH_RSS_IPV6_EX            (1ULL << 15)
+#define ETH_RSS_IPV6_TCP_EX        (1ULL << 16)
+#define ETH_RSS_IPV6_UDP_EX        (1ULL << 17)
+#define ETH_RSS_PORT               (1ULL << 18)
+#define ETH_RSS_VXLAN              (1ULL << 19)
+#define ETH_RSS_GENEVE             (1ULL << 20)
+#define ETH_RSS_NVGRE              (1ULL << 21)
 
 #define ETH_RSS_IP ( \
 	ETH_RSS_IPV4 | \