[dpdk-dev] [PATCH v4] net/iavf: support outer IP hash for GTPU

[alvinx.zhang@intel.com]

From: Alvin Zhang <alvinx.zhang@intel.com>

Add headers for GTPU, now outer IP hash can be configured as input
sets for GTPU packet.

Signed-off-by: Alvin Zhang <alvinx.zhang@intel.com>
---
 
V2: Modify codes according to comments.
V3: Refact all codes.
V4: Fix compatibility issues.

 drivers/net/iavf/iavf_hash.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/drivers/net/iavf/iavf_hash.c b/drivers/net/iavf/iavf_hash.c
index aab8b14..3ec32d9 100644
--- a/drivers/net/iavf/iavf_hash.c
+++ b/drivers/net/iavf/iavf_hash.c
@@ -132,6 +132,9 @@ struct iavf_hash_flow_cfg {
 	VIRTCHNL_PROTO_HDR_PFCP, \
 	FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_PFCP_SEID), {BUFF_NOUSED} }
 
+#define proto_hdr_gtpu { \
+	VIRTCHNL_PROTO_HDR_GTPU_IP, 0, {BUFF_NOUSED} }
+
 #define TUNNEL_LEVEL_OUTER		0
 #define TUNNEL_LEVEL_INNER		1
 
@@ -256,6 +259,14 @@ struct virtchnl_proto_hdrs ipv6_pfcp_tmplt = {
 	TUNNEL_LEVEL_OUTER, 2, {proto_hdr_ipv6, proto_hdr_pfcp}
 };
 
+struct virtchnl_proto_hdrs outer_ipv4_udp_gtpu_tmplt = {
+	TUNNEL_LEVEL_OUTER, 3, {proto_hdr_ipv4, proto_hdr_udp, proto_hdr_gtpu}
+};
+
+struct virtchnl_proto_hdrs outer_ipv6_udp_gtpu_tmplt = {
+	TUNNEL_LEVEL_OUTER, 3, {proto_hdr_ipv6, proto_hdr_udp, proto_hdr_gtpu}
+};
+
 /* rss type super set */
 
 /* IPv4 outer */
@@ -348,6 +359,7 @@ struct virtchnl_proto_hdrs ipv6_pfcp_tmplt = {
 	{iavf_pattern_eth_vlan_ipv4_udp,		IAVF_RSS_TYPE_VLAN_IPV4_UDP,	&outer_ipv4_udp_tmplt},
 	{iavf_pattern_eth_vlan_ipv4_tcp,		IAVF_RSS_TYPE_VLAN_IPV4_TCP,	&outer_ipv4_tcp_tmplt},
 	{iavf_pattern_eth_vlan_ipv4_sctp,		IAVF_RSS_TYPE_VLAN_IPV4_SCTP,	&outer_ipv4_sctp_tmplt},
+	{iavf_pattern_eth_ipv4_gtpu,			ETH_RSS_IPV4,			&outer_ipv4_udp_gtpu_tmplt},
 	{iavf_pattern_eth_ipv4_gtpu_ipv4,		IAVF_RSS_TYPE_GTPU_IPV4,	&inner_ipv4_tmplt},
 	{iavf_pattern_eth_ipv4_gtpu_ipv4_udp,		IAVF_RSS_TYPE_GTPU_IPV4_UDP,	&inner_ipv4_udp_tmplt},
 	{iavf_pattern_eth_ipv4_gtpu_ipv4_tcp,		IAVF_RSS_TYPE_GTPU_IPV4_TCP,	&inner_ipv4_tcp_tmplt},
@@ -374,6 +386,7 @@ struct virtchnl_proto_hdrs ipv6_pfcp_tmplt = {
 	{iavf_pattern_eth_vlan_ipv6_udp,		IAVF_RSS_TYPE_VLAN_IPV6_UDP,	&outer_ipv6_udp_tmplt},
 	{iavf_pattern_eth_vlan_ipv6_tcp,		IAVF_RSS_TYPE_VLAN_IPV6_TCP,	&outer_ipv6_tcp_tmplt},
 	{iavf_pattern_eth_vlan_ipv6_sctp,		IAVF_RSS_TYPE_VLAN_IPV6_SCTP,	&outer_ipv6_sctp_tmplt},
+	{iavf_pattern_eth_ipv6_gtpu,			ETH_RSS_IPV6,			&outer_ipv6_udp_gtpu_tmplt},
 	{iavf_pattern_eth_ipv4_gtpu_ipv6,		IAVF_RSS_TYPE_GTPU_IPV6,	&inner_ipv6_tmplt},
 	{iavf_pattern_eth_ipv4_gtpu_ipv6_udp,		IAVF_RSS_TYPE_GTPU_IPV6_UDP,	&inner_ipv6_udp_tmplt},
 	{iavf_pattern_eth_ipv4_gtpu_ipv6_tcp,		IAVF_RSS_TYPE_GTPU_IPV6_TCP,	&inner_ipv6_tcp_tmplt},
-- 
1.8.3.1