New pattern and RSS hash flow parsing are added to handle fragmented
IPv4/IPv6  packet.

Signed-off-by: Ting Xu <ting...@intel.com>
Signed-off-by: Jeff Guo <jia....@intel.com>
---
 drivers/net/iavf/iavf_generic_flow.c | 24 ++++++++++++++++++++
 drivers/net/iavf/iavf_generic_flow.h |  3 +++
 drivers/net/iavf/iavf_hash.c         | 33 +++++++++++++++++++++++-----
 3 files changed, 54 insertions(+), 6 deletions(-)

diff --git a/drivers/net/iavf/iavf_generic_flow.c 
b/drivers/net/iavf/iavf_generic_flow.c
index 8635ff83ca..242bb4abc5 100644
--- a/drivers/net/iavf/iavf_generic_flow.c
+++ b/drivers/net/iavf/iavf_generic_flow.c
@@ -219,6 +219,30 @@ enum rte_flow_item_type iavf_pattern_eth_qinq_ipv6[] = {
        RTE_FLOW_ITEM_TYPE_END,
 };
 
+enum rte_flow_item_type iavf_pattern_eth_ipv6_frag_ext[] = {
+       RTE_FLOW_ITEM_TYPE_ETH,
+       RTE_FLOW_ITEM_TYPE_IPV6,
+       RTE_FLOW_ITEM_TYPE_IPV6_FRAG_EXT,
+       RTE_FLOW_ITEM_TYPE_END,
+};
+
+enum rte_flow_item_type iavf_pattern_eth_vlan_ipv6_frag_ext[] = {
+       RTE_FLOW_ITEM_TYPE_ETH,
+       RTE_FLOW_ITEM_TYPE_VLAN,
+       RTE_FLOW_ITEM_TYPE_IPV6,
+       RTE_FLOW_ITEM_TYPE_IPV6_FRAG_EXT,
+       RTE_FLOW_ITEM_TYPE_END,
+};
+
+enum rte_flow_item_type iavf_pattern_eth_qinq_ipv6_frag_ext[] = {
+       RTE_FLOW_ITEM_TYPE_ETH,
+       RTE_FLOW_ITEM_TYPE_VLAN,
+       RTE_FLOW_ITEM_TYPE_VLAN,
+       RTE_FLOW_ITEM_TYPE_IPV6,
+       RTE_FLOW_ITEM_TYPE_IPV6_FRAG_EXT,
+       RTE_FLOW_ITEM_TYPE_END,
+};
+
 enum rte_flow_item_type iavf_pattern_eth_ipv6_udp[] = {
        RTE_FLOW_ITEM_TYPE_ETH,
        RTE_FLOW_ITEM_TYPE_IPV6,
diff --git a/drivers/net/iavf/iavf_generic_flow.h 
b/drivers/net/iavf/iavf_generic_flow.h
index 0ccf5901b4..ce3d12bcd9 100644
--- a/drivers/net/iavf/iavf_generic_flow.h
+++ b/drivers/net/iavf/iavf_generic_flow.h
@@ -172,6 +172,9 @@ extern enum rte_flow_item_type 
iavf_pattern_eth_qinq_ipv4_icmp[];
 extern enum rte_flow_item_type iavf_pattern_eth_ipv6[];
 extern enum rte_flow_item_type iavf_pattern_eth_vlan_ipv6[];
 extern enum rte_flow_item_type iavf_pattern_eth_qinq_ipv6[];
+extern enum rte_flow_item_type iavf_pattern_eth_ipv6_frag_ext[];
+extern enum rte_flow_item_type iavf_pattern_eth_vlan_ipv6_frag_ext[];
+extern enum rte_flow_item_type iavf_pattern_eth_qinq_ipv6_frag_ext[];
 extern enum rte_flow_item_type iavf_pattern_eth_ipv6_udp[];
 extern enum rte_flow_item_type iavf_pattern_eth_vlan_ipv6_udp[];
 extern enum rte_flow_item_type iavf_pattern_eth_qinq_ipv6_udp[];
diff --git a/drivers/net/iavf/iavf_hash.c b/drivers/net/iavf/iavf_hash.c
index d8d22f8009..d46529c61e 100644
--- a/drivers/net/iavf/iavf_hash.c
+++ b/drivers/net/iavf/iavf_hash.c
@@ -112,6 +112,10 @@ iavf_hash_parse_pattern_action(struct iavf_adapter *ad,
        FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_IPV6_SRC) | \
        FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_IPV6_DST), {BUFF_NOUSED} }
 
+#define proto_hdr_ipv6_frag { \
+       VIRTCHNL_PROTO_HDR_IPV6_EH_FRAG, \
+       FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_IPV6_PKID), {BUFF_NOUSED} }
+
 #define proto_hdr_ipv6_with_prot { \
        VIRTCHNL_PROTO_HDR_IPV6, \
        FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_IPV6_SRC) | \
@@ -190,6 +194,12 @@ struct virtchnl_proto_hdrs outer_ipv6_tmplt = {
        {proto_hdr_eth, proto_hdr_svlan, proto_hdr_cvlan, proto_hdr_ipv6}
 };
 
+struct virtchnl_proto_hdrs outer_ipv6_frag_tmplt = {
+       TUNNEL_LEVEL_OUTER, 5,
+       {proto_hdr_eth, proto_hdr_svlan, proto_hdr_cvlan,
+        proto_hdr_ipv6, proto_hdr_ipv6_frag}
+};
+
 struct virtchnl_proto_hdrs outer_ipv6_udp_tmplt = {
        TUNNEL_LEVEL_OUTER, 5,
        {proto_hdr_eth, proto_hdr_svlan, proto_hdr_cvlan,
@@ -303,7 +313,8 @@ struct virtchnl_proto_hdrs ipv4_ecpri_tmplt = {
 /* rss type super set */
 
 /* IPv4 outer */
-#define IAVF_RSS_TYPE_OUTER_IPV4       (ETH_RSS_ETH | ETH_RSS_IPV4)
+#define IAVF_RSS_TYPE_OUTER_IPV4       (ETH_RSS_ETH | ETH_RSS_IPV4 | \
+                                        ETH_RSS_FRAG_IPV4)
 #define IAVF_RSS_TYPE_OUTER_IPV4_UDP   (IAVF_RSS_TYPE_OUTER_IPV4 | \
                                         ETH_RSS_NONFRAG_IPV4_UDP)
 #define IAVF_RSS_TYPE_OUTER_IPV4_TCP   (IAVF_RSS_TYPE_OUTER_IPV4 | \
@@ -312,6 +323,8 @@ struct virtchnl_proto_hdrs ipv4_ecpri_tmplt = {
                                         ETH_RSS_NONFRAG_IPV4_SCTP)
 /* IPv6 outer */
 #define IAVF_RSS_TYPE_OUTER_IPV6       (ETH_RSS_ETH | ETH_RSS_IPV6)
+#define IAVF_RSS_TYPE_OUTER_IPV6_FRAG  (IAVF_RSS_TYPE_OUTER_IPV6 | \
+                                        ETH_RSS_FRAG_IPV6)
 #define IAVF_RSS_TYPE_OUTER_IPV6_UDP   (IAVF_RSS_TYPE_OUTER_IPV6 | \
                                         ETH_RSS_NONFRAG_IPV6_UDP)
 #define IAVF_RSS_TYPE_OUTER_IPV6_TCP   (IAVF_RSS_TYPE_OUTER_IPV6 | \
@@ -330,6 +343,8 @@ struct virtchnl_proto_hdrs ipv4_ecpri_tmplt = {
 /* VLAN IPv6 */
 #define IAVF_RSS_TYPE_VLAN_IPV6                (IAVF_RSS_TYPE_OUTER_IPV6 | \
                                         ETH_RSS_S_VLAN | ETH_RSS_C_VLAN)
+#define IAVF_RSS_TYPE_VLAN_IPV6_FRAG   (IAVF_RSS_TYPE_OUTER_IPV6_FRAG | \
+                                        ETH_RSS_S_VLAN | ETH_RSS_C_VLAN)
 #define IAVF_RSS_TYPE_VLAN_IPV6_UDP    (IAVF_RSS_TYPE_OUTER_IPV6_UDP | \
                                         ETH_RSS_S_VLAN | ETH_RSS_C_VLAN)
 #define IAVF_RSS_TYPE_VLAN_IPV6_TCP    (IAVF_RSS_TYPE_OUTER_IPV6_TCP | \
@@ -415,10 +430,12 @@ static struct iavf_pattern_match_item 
iavf_hash_pattern_list[] = {
        {iavf_pattern_eth_ipv4_ecpri,                   ETH_RSS_ECPRI,          
        &ipv4_ecpri_tmplt},
        /* IPv6 */
        {iavf_pattern_eth_ipv6,                         
IAVF_RSS_TYPE_OUTER_IPV6,       &outer_ipv6_tmplt},
+       {iavf_pattern_eth_ipv6_frag_ext,                
IAVF_RSS_TYPE_OUTER_IPV6_FRAG,  &outer_ipv6_frag_tmplt},
        {iavf_pattern_eth_ipv6_udp,                     
IAVF_RSS_TYPE_OUTER_IPV6_UDP,   &outer_ipv6_udp_tmplt},
        {iavf_pattern_eth_ipv6_tcp,                     
IAVF_RSS_TYPE_OUTER_IPV6_TCP,   &outer_ipv6_tcp_tmplt},
        {iavf_pattern_eth_ipv6_sctp,                    
IAVF_RSS_TYPE_OUTER_IPV6_SCTP,  &outer_ipv6_sctp_tmplt},
        {iavf_pattern_eth_vlan_ipv6,                    
IAVF_RSS_TYPE_VLAN_IPV6,        &outer_ipv6_tmplt},
+       {iavf_pattern_eth_vlan_ipv6_frag_ext,           
IAVF_RSS_TYPE_OUTER_IPV6_FRAG,  &outer_ipv6_frag_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},
@@ -647,11 +664,13 @@ iavf_refine_proto_hdrs_l234(struct virtchnl_proto_hdrs 
*proto_hdrs,
                        break;
                case VIRTCHNL_PROTO_HDR_IPV4:
                        if (rss_type &
-                           (ETH_RSS_IPV4 |
+                           (ETH_RSS_IPV4 | ETH_RSS_FRAG_IPV4 |
                             ETH_RSS_NONFRAG_IPV4_UDP |
                             ETH_RSS_NONFRAG_IPV4_TCP |
                             ETH_RSS_NONFRAG_IPV4_SCTP)) {
-                               if (rss_type & ETH_RSS_L3_SRC_ONLY) {
+                               if (rss_type & ETH_RSS_FRAG_IPV4) {
+                                       REFINE_PROTO_FLD(ADD, IPV4_PKID);
+                               } else if (rss_type & ETH_RSS_L3_SRC_ONLY) {
                                        REFINE_PROTO_FLD(DEL, IPV4_DST);
                                } else if (rss_type & ETH_RSS_L3_DST_ONLY) {
                                        REFINE_PROTO_FLD(DEL, IPV4_SRC);
@@ -667,7 +686,7 @@ iavf_refine_proto_hdrs_l234(struct virtchnl_proto_hdrs 
*proto_hdrs,
                        break;
                case VIRTCHNL_PROTO_HDR_IPV6:
                        if (rss_type &
-                           (ETH_RSS_IPV6 |
+                           (ETH_RSS_IPV6 | ETH_RSS_FRAG_IPV6 |
                             ETH_RSS_NONFRAG_IPV6_UDP |
                             ETH_RSS_NONFRAG_IPV6_TCP |
                             ETH_RSS_NONFRAG_IPV6_SCTP)) {
@@ -885,8 +904,10 @@ struct rss_attr_type {
                                 ETH_RSS_NONFRAG_IPV6_TCP       | \
                                 ETH_RSS_NONFRAG_IPV6_SCTP)
 
-#define VALID_RSS_IPV4         (ETH_RSS_IPV4 | VALID_RSS_IPV4_L4)
-#define VALID_RSS_IPV6         (ETH_RSS_IPV6 | VALID_RSS_IPV6_L4)
+#define VALID_RSS_IPV4         (ETH_RSS_IPV4 | ETH_RSS_FRAG_IPV4 | \
+                                VALID_RSS_IPV4_L4)
+#define VALID_RSS_IPV6         (ETH_RSS_IPV6 | ETH_RSS_FRAG_IPV6 | \
+                                VALID_RSS_IPV6_L4)
 #define VALID_RSS_L3           (VALID_RSS_IPV4 | VALID_RSS_IPV6)
 #define VALID_RSS_L4           (VALID_RSS_IPV4_L4 | VALID_RSS_IPV6_L4)
 
-- 
2.20.1

Reply via email to