[dpdk-dev] [PATCH 5/9] net/i40e: process ESP flows

[Bernard Iremonger <bernard.iremonger@intel.com>]

Process ESP flows on Flow Director and RSS.

add eth/ipv4/esp and eth/ipv6/esp patterns
add eth/ipv4/udp/esp and eth/ipv6/esp/udp patterns
update i40e_flow_parse_fdir_filter()
add fill_ip6_head()
add oip_type in filter
add is_udp in filter
use tenant_id in filter for spi
handle ESP and AH pctypes in ESP-AH profile
update customized code for ESP

Signed-off-by: Bernard Iremonger <bernard.iremonger@intel.com>
---
 drivers/net/i40e/i40e_ethdev.c |  44 ++++++++++++-
 drivers/net/i40e/i40e_ethdev.h |  25 +++++++
 drivers/net/i40e/i40e_fdir.c   | 144 ++++++++++++++++++++++++++++++++++++++---
 drivers/net/i40e/i40e_flow.c   | 113 +++++++++++++++++++++++++++++++-
 4 files changed, 313 insertions(+), 13 deletions(-)

diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
index 5f1cf8a..a462eba 100644
--- a/drivers/net/i40e/i40e_ethdev.c
+++ b/drivers/net/i40e/i40e_ethdev.c
@@ -1106,6 +1106,7 @@ i40e_init_customized_info(struct i40e_pf *pf)
 	}
 
 	pf->gtp_support = false;
+	pf->esp_support = false;
 }
 
 void
@@ -12337,6 +12338,7 @@ i40e_update_customized_pctype(struct rte_eth_dev *dev, uint8_t *pkg,
 			}
 		}
 		name[strlen(name) - 1] = '\0';
+		PMD_DRV_LOG(INFO, "name = %s\n", name);
 		if (!strcmp(name, "GTPC"))
 			new_pctype =
 				i40e_find_customized_pctype(pf,
@@ -12353,6 +12355,30 @@ i40e_update_customized_pctype(struct rte_eth_dev *dev, uint8_t *pkg,
 			new_pctype =
 				i40e_find_customized_pctype(pf,
 						      I40E_CUSTOMIZED_GTPU);
+		else if (!strcmp(name, "IPV4_ESP"))
+			new_pctype =
+				i40e_find_customized_pctype(pf,
+						I40E_CUSTOMIZED_ESP_IPV4);
+		else if (!strcmp(name, "IPV6_ESP"))
+			new_pctype =
+				i40e_find_customized_pctype(pf,
+						I40E_CUSTOMIZED_ESP_IPV6);
+		else if (!strcmp(name, "IPV4_UDP_ESP"))
+			new_pctype =
+				i40e_find_customized_pctype(pf,
+						I40E_CUSTOMIZED_ESP_IPV4_UDP);
+		else if (!strcmp(name, "IPV6_UDP_ESP"))
+			new_pctype =
+				i40e_find_customized_pctype(pf,
+						I40E_CUSTOMIZED_ESP_IPV6_UDP);
+		else if (!strcmp(name, "IPV4_AH"))
+			new_pctype =
+				i40e_find_customized_pctype(pf,
+						I40E_CUSTOMIZED_AH_IPV4);
+		else if (!strcmp(name, "IPV6_AH"))
+			new_pctype =
+				i40e_find_customized_pctype(pf,
+						I40E_CUSTOMIZED_AH_IPV6);
 		if (new_pctype) {
 			if (op == RTE_PMD_I40E_PKG_OP_WR_ADD) {
 				new_pctype->pctype = pctype_value;
@@ -12448,6 +12474,7 @@ i40e_update_customized_ptype(struct rte_eth_dev *dev, uint8_t *pkg,
 					continue;
 				memset(name, 0, sizeof(name));
 				strcpy(name, proto[n].name);
+				PMD_DRV_LOG(INFO, "name = %s\n", name);
 				if (!strncasecmp(name, "PPPOE", 5))
 					ptype_mapping[i].sw_ptype |=
 						RTE_PTYPE_L2_ETHER_PPPOE;
@@ -12541,6 +12568,10 @@ i40e_update_customized_ptype(struct rte_eth_dev *dev, uint8_t *pkg,
 					ptype_mapping[i].sw_ptype |=
 						RTE_PTYPE_TUNNEL_GTPU;
 					in_tunnel = true;
+				} else if (!strncasecmp(name, "ESP", 3)) {
+					ptype_mapping[i].sw_ptype |=
+						RTE_PTYPE_TUNNEL_ESP;
+					in_tunnel = true;
 				} else if (!strncasecmp(name, "GRENAT", 6)) {
 					ptype_mapping[i].sw_ptype |=
 						RTE_PTYPE_TUNNEL_GRENAT;
@@ -12560,7 +12591,7 @@ i40e_update_customized_ptype(struct rte_eth_dev *dev, uint8_t *pkg,
 	ret = rte_pmd_i40e_ptype_mapping_update(port_id, ptype_mapping,
 						ptype_num, 0);
 	if (ret)
-		PMD_DRV_LOG(ERR, "Failed to update mapping table.");
+		PMD_DRV_LOG(ERR, "Failed to update ptype mapping table.");
 
 	rte_free(ptype_mapping);
 	rte_free(ptype);
@@ -12625,6 +12656,17 @@ i40e_update_customized_info(struct rte_eth_dev *dev, uint8_t *pkg,
 		}
 	}
 
+	/* Check if ESP is supported. */
+	for (i = 0; i < proto_num; i++) {
+		if (!strncmp(proto[i].name, "ESP", 3)) {
+			if (op == RTE_PMD_I40E_PKG_OP_WR_ADD)
+				pf->esp_support = true;
+			else
+				pf->esp_support = false;
+			break;
+		}
+	}
+
 	/* Update customized pctype info */
 	ret = i40e_update_customized_pctype(dev, pkg, pkg_size,
 					    proto_num, proto, op);
diff --git a/drivers/net/i40e/i40e_ethdev.h b/drivers/net/i40e/i40e_ethdev.h
index 295ad59..3566056 100644
--- a/drivers/net/i40e/i40e_ethdev.h
+++ b/drivers/net/i40e/i40e_ethdev.h
@@ -501,6 +501,18 @@ struct i40e_gtp_ipv6_flow {
 	struct rte_eth_ipv6_flow ip6;
 };
 
+/* A structure used to define the input for ESP IPV4 flow */
+struct i40e_esp_ipv4_flow {
+	struct rte_eth_udpv4_flow udp;
+	uint32_t spi;	/* SPI in big endian. */
+};
+
+/* A structure used to define the input for ESP IPV6 flow */
+struct i40e_esp_ipv6_flow {
+	struct rte_eth_udpv6_flow udp;
+	uint32_t spi;	/* SPI in big endian. */
+};
+
 /* A structure used to define the input for raw type flow */
 struct i40e_raw_flow {
 	uint16_t pctype;
@@ -526,6 +538,8 @@ union i40e_fdir_flow {
 	struct i40e_gtp_ipv4_flow  gtp_ipv4_flow;
 	struct i40e_gtp_ipv6_flow  gtp_ipv6_flow;
 	struct i40e_raw_flow       raw_flow;
+	struct i40e_esp_ipv4_flow  esp_ipv4_flow;
+	struct i40e_esp_ipv6_flow  esp_ipv6_flow;
 };
 
 enum i40e_fdir_ip_type {
@@ -542,8 +556,10 @@ struct i40e_fdir_flow_ext {
 	uint16_t dst_id; /* VF ID, available when is_vf is 1*/
 	bool inner_ip;   /* If there is inner ip */
 	enum i40e_fdir_ip_type iip_type; /* ip type for inner ip */
+	enum i40e_fdir_ip_type oip_type; /* ip type for outer ip */
 	bool customized_pctype; /* If customized pctype is used */
 	bool pkt_template; /* If raw packet template is used */
+	bool is_udp; /* ipv4|ipv6 udp flow */
 };
 
 /* A structure used to define the input for a flow director filter entry */
@@ -769,6 +785,8 @@ enum i40e_tunnel_type {
 	I40E_TUNNEL_TYPE_QINQ,
 	I40E_TUNNEL_TYPE_GTPC,
 	I40E_TUNNEL_TYPE_GTPU,
+	I40E_TUNNEL_TYPE_ESPoUDP,
+	I40E_TUNNEL_TYPE_ESPoIP,
 	I40E_TUNNEL_TYPE_MAX,
 };
 
@@ -897,6 +915,12 @@ enum i40e_new_pctype {
 	I40E_CUSTOMIZED_GTPU_IPV4,
 	I40E_CUSTOMIZED_GTPU_IPV6,
 	I40E_CUSTOMIZED_GTPU,
+	I40E_CUSTOMIZED_ESP_IPV4,
+	I40E_CUSTOMIZED_ESP_IPV6,
+	I40E_CUSTOMIZED_ESP_IPV4_UDP,
+	I40E_CUSTOMIZED_ESP_IPV6_UDP,
+	I40E_CUSTOMIZED_AH_IPV4,
+	I40E_CUSTOMIZED_AH_IPV6,
 	I40E_CUSTOMIZED_MAX,
 };
 
@@ -1001,6 +1025,7 @@ struct i40e_pf {
 
 	/* Dynamic Device Personalization */
 	bool gtp_support; /* 1 - support GTP-C and GTP-U */
+	bool esp_support; /* 1 - support ESP SPI */
 	/* customer customized pctype */
 	struct i40e_customized_pctype customized_pctype[I40E_CUSTOMIZED_MAX];
 	/* Switch Domain Id */
diff --git a/drivers/net/i40e/i40e_fdir.c b/drivers/net/i40e/i40e_fdir.c
index dee007d..d58cee9 100644
--- a/drivers/net/i40e/i40e_fdir.c
+++ b/drivers/net/i40e/i40e_fdir.c
@@ -971,6 +971,39 @@ i40e_flow_fdir_find_customized_pctype(struct i40e_pf *pf, uint8_t pctype)
 }
 
 static inline int
+fill_ip6_head(const struct i40e_fdir_input *fdir_input, unsigned char *raw_pkt,
+		uint8_t next_proto, uint8_t len)
+{
+	struct rte_ipv6_hdr *ip6;
+	uint16_t *ether_type;
+
+	ip6 = (struct rte_ipv6_hdr *)raw_pkt;
+	ether_type = (uint16_t *)raw_pkt;
+
+	*ether_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6);
+	ip6->vtc_flow = rte_cpu_to_be_32(I40E_FDIR_IPv6_DEFAULT_VTC_FLOW |
+		(fdir_input->flow.ipv6_flow.tc << I40E_FDIR_IPv6_TC_OFFSET));
+	ip6->payload_len = rte_cpu_to_be_16(I40E_FDIR_IPv6_PAYLOAD_LEN);
+	ip6->proto = fdir_input->flow.ipv6_flow.proto ?
+		fdir_input->flow.ipv6_flow.proto : next_proto;
+	ip6->hop_limits = fdir_input->flow.ipv6_flow.hop_limits ?
+		fdir_input->flow.ipv6_flow.hop_limits :
+		I40E_FDIR_IPv6_DEFAULT_HOP_LIMITS;
+	/**
+	 * The source and destination fields in the transmitted packet
+	 * need to be presented in a reversed order with respect
+	 * to the expected received packets.
+	 */
+	rte_memcpy(&ip6->src_addr, &fdir_input->flow.ipv6_flow.dst_ip,
+		IPV6_ADDR_LEN);
+	rte_memcpy(&ip6->dst_addr, &fdir_input->flow.ipv6_flow.src_ip,
+		IPV6_ADDR_LEN);
+	len += sizeof(struct rte_ipv6_hdr);
+
+	return len;
+}
+
+static inline int
 i40e_flow_fdir_fill_eth_ip_head(struct i40e_pf *pf,
 				const struct i40e_fdir_input *fdir_input,
 				unsigned char *raw_pkt,
@@ -1045,16 +1078,29 @@ i40e_flow_fdir_fill_eth_ip_head(struct i40e_pf *pf,
 		ip->src_addr = fdir_input->flow.ip4_flow.dst_ip;
 		ip->dst_addr = fdir_input->flow.ip4_flow.src_ip;
 
-		if (!is_customized_pctype)
+		if (!is_customized_pctype) {
 			ip->next_proto_id = fdir_input->flow.ip4_flow.proto ?
 				fdir_input->flow.ip4_flow.proto :
 				next_proto[fdir_input->pctype];
-		else if (cus_pctype->index == I40E_CUSTOMIZED_GTPC ||
+			len += sizeof(struct rte_ipv4_hdr);
+		} else if (cus_pctype->index == I40E_CUSTOMIZED_GTPC ||
 			 cus_pctype->index == I40E_CUSTOMIZED_GTPU_IPV4 ||
 			 cus_pctype->index == I40E_CUSTOMIZED_GTPU_IPV6 ||
-			 cus_pctype->index == I40E_CUSTOMIZED_GTPU)
+			 cus_pctype->index == I40E_CUSTOMIZED_GTPU) {
 			ip->next_proto_id = IPPROTO_UDP;
-		len += sizeof(struct rte_ipv4_hdr);
+			len += sizeof(struct rte_ipv4_hdr);
+		} else if (cus_pctype->index == I40E_CUSTOMIZED_ESP_IPV4) {
+			ip->next_proto_id = IPPROTO_ESP;
+			len += sizeof(struct rte_ipv4_hdr);
+		} else if (cus_pctype->index == I40E_CUSTOMIZED_ESP_IPV4_UDP) {
+			ip->next_proto_id = IPPROTO_UDP;
+			len += sizeof(struct rte_ipv4_hdr);
+		} else if (cus_pctype->index == I40E_CUSTOMIZED_ESP_IPV6)
+			len = fill_ip6_head(fdir_input, raw_pkt, IPPROTO_ESP,
+					len);
+		else if (cus_pctype->index == I40E_CUSTOMIZED_ESP_IPV6_UDP)
+			len = fill_ip6_head(fdir_input, raw_pkt, IPPROTO_UDP,
+					len);
 	} else if (pctype == I40E_FILTER_PCTYPE_NONF_IPV6_TCP ||
 		   pctype == I40E_FILTER_PCTYPE_NONF_IPV6_UDP ||
 		   pctype == I40E_FILTER_PCTYPE_NONF_IPV6_SCTP ||
@@ -1088,8 +1134,7 @@ i40e_flow_fdir_fill_eth_ip_head(struct i40e_pf *pf,
 			   IPV6_ADDR_LEN);
 		len += sizeof(struct rte_ipv6_hdr);
 	} else {
-		PMD_DRV_LOG(ERR, "unknown pctype %u.",
-			    fdir_input->pctype);
+		PMD_DRV_LOG(ERR, "unknown pctype %u.", fdir_input->pctype);
 		return -1;
 	}
 
@@ -1115,6 +1160,10 @@ i40e_flow_fdir_construct_pkt(struct i40e_pf *pf,
 	struct rte_flow_item_gtp *gtp;
 	struct rte_ipv4_hdr *gtp_ipv4;
 	struct rte_ipv6_hdr *gtp_ipv6;
+	struct rte_flow_item_esp *esp;
+	struct rte_ipv4_hdr *esp_ipv4;
+	struct rte_ipv6_hdr *esp_ipv6;
+
 	uint8_t size, dst = 0;
 	uint8_t i, pit_idx, set_idx = I40E_FLXPLD_L4_IDX; /* use l4 by default*/
 	int len;
@@ -1285,10 +1334,87 @@ i40e_flow_fdir_construct_pkt(struct i40e_pf *pf,
 			} else
 				payload = (unsigned char *)gtp +
 					sizeof(struct rte_flow_item_gtp);
+		} else if (cus_pctype->index == I40E_CUSTOMIZED_ESP_IPV4 ||
+			cus_pctype->index == I40E_CUSTOMIZED_ESP_IPV6 ||
+			cus_pctype->index == I40E_CUSTOMIZED_ESP_IPV4_UDP ||
+			cus_pctype->index == I40E_CUSTOMIZED_ESP_IPV6_UDP) {
+			if (cus_pctype->index == I40E_CUSTOMIZED_ESP_IPV4) {
+				esp_ipv4 = (struct rte_ipv4_hdr *)
+					(raw_pkt + len);
+				esp = (struct rte_flow_item_esp *)esp_ipv4;
+				esp->hdr.spi =
+					fdir_input->flow.esp_ipv4_flow.spi;
+				payload = (unsigned char *)esp +
+					sizeof(struct rte_esp_hdr);
+				len += sizeof(struct rte_esp_hdr);
+			} else if (cus_pctype->index ==
+					I40E_CUSTOMIZED_ESP_IPV4_UDP) {
+				esp_ipv4 = (struct rte_ipv4_hdr *)
+					(raw_pkt + len);
+				udp = (struct rte_udp_hdr *)esp_ipv4;
+				/**
+				 * The source and destination fields in
+				 * the transmitted packet need to be
+				 * presented in a reversed order with
+				 * respect to the expected received
+				 *  packets.
+				 */
+				udp->src_port =
+					fdir_input->flow.udp4_flow.dst_port;
+				udp->dst_port =
+					fdir_input->flow.udp4_flow.src_port;
+				udp->dgram_len = rte_cpu_to_be_16
+						(I40E_FDIR_UDP_DEFAULT_LEN);
+				esp = (struct rte_flow_item_esp *)
+					((unsigned char *)esp_ipv4 +
+						sizeof(struct rte_udp_hdr));
+				esp->hdr.spi =
+					fdir_input->flow.esp_ipv4_flow.spi;
+				payload = (unsigned char *)esp +
+					sizeof(struct rte_esp_hdr);
+				len += sizeof(struct rte_udp_hdr) +
+						sizeof(struct rte_esp_hdr);
+			} else if (cus_pctype->index ==
+					I40E_CUSTOMIZED_ESP_IPV6) {
+				esp_ipv6 = (struct rte_ipv6_hdr *)
+					(raw_pkt + len);
+				esp = (struct rte_flow_item_esp *)esp_ipv6;
+				esp->hdr.spi =
+					fdir_input->flow.esp_ipv6_flow.spi;
+				payload = (unsigned char *)esp +
+					sizeof(struct rte_esp_hdr);
+				len += sizeof(struct rte_esp_hdr);
+			} else if (cus_pctype->index ==
+					I40E_CUSTOMIZED_ESP_IPV6_UDP) {
+				esp_ipv6 = (struct rte_ipv6_hdr *)
+					(raw_pkt + len);
+				udp = (struct rte_udp_hdr *)esp_ipv6;
+				/**
+				 * The source and destination fields in
+				 * the transmitted packet need to be
+				 * presented in a reversed order with
+				 * respect to the expected received
+				 *  packets.
+				 */
+				udp->src_port =
+					fdir_input->flow.udp6_flow.dst_port;
+				udp->dst_port =
+					fdir_input->flow.udp6_flow.src_port;
+				udp->dgram_len = rte_cpu_to_be_16
+					(I40E_FDIR_UDP_DEFAULT_LEN);
+				esp = (struct rte_flow_item_esp *)
+					((unsigned char *)esp_ipv6 +
+						sizeof(struct rte_udp_hdr));
+				esp->hdr.spi =
+					fdir_input->flow.esp_ipv6_flow.spi;
+				payload = (unsigned char *)esp +
+					sizeof(struct rte_esp_hdr);
+				len += sizeof(struct rte_udp_hdr) +
+						sizeof(struct rte_esp_hdr);
+			}
 		}
 	} else {
-		PMD_DRV_LOG(ERR, "unknown pctype %u.",
-			    fdir_input->pctype);
+		PMD_DRV_LOG(ERR, "unknown pctype %u.", fdir_input->pctype);
 		return -1;
 	}
 
@@ -1305,7 +1431,7 @@ i40e_flow_fdir_construct_pkt(struct i40e_pf *pf,
 				 &fdir_input->flow_ext.flexbytes[dst],
 				 size * sizeof(uint16_t));
 	}
-
+	rte_hexdump(stdout, NULL, raw_pkt, len);
 	return 0;
 }
 
diff --git a/drivers/net/i40e/i40e_flow.c b/drivers/net/i40e/i40e_flow.c
index 6102103..f814798 100644
--- a/drivers/net/i40e/i40e_flow.c
+++ b/drivers/net/i40e/i40e_flow.c
@@ -110,8 +110,7 @@ static int i40e_flow_destroy_tunnel_filter(struct i40e_pf *pf,
 static int i40e_flow_flush_fdir_filter(struct i40e_pf *pf);
 static int i40e_flow_flush_ethertype_filter(struct i40e_pf *pf);
 static int i40e_flow_flush_tunnel_filter(struct i40e_pf *pf);
-static int
-i40e_flow_flush_rss_filter(struct rte_eth_dev *dev);
+static int i40e_flow_flush_rss_filter(struct rte_eth_dev *dev);
 static int
 i40e_flow_parse_qinq_filter(struct rte_eth_dev *dev,
 			      const struct rte_flow_attr *attr,
@@ -1615,6 +1614,36 @@ static enum rte_flow_item_type pattern_qinq_1[] = {
 	RTE_FLOW_ITEM_TYPE_END,
 };
 
+static enum rte_flow_item_type pattern_fdir_ipv4_esp[] = {
+	RTE_FLOW_ITEM_TYPE_ETH,
+	RTE_FLOW_ITEM_TYPE_IPV4,
+	RTE_FLOW_ITEM_TYPE_ESP,
+	RTE_FLOW_ITEM_TYPE_END,
+};
+
+static enum rte_flow_item_type pattern_fdir_ipv6_esp[] = {
+	RTE_FLOW_ITEM_TYPE_ETH,
+	RTE_FLOW_ITEM_TYPE_IPV6,
+	RTE_FLOW_ITEM_TYPE_ESP,
+	RTE_FLOW_ITEM_TYPE_END,
+};
+
+static enum rte_flow_item_type pattern_fdir_ipv4_udp_esp[] = {
+	RTE_FLOW_ITEM_TYPE_ETH,
+	RTE_FLOW_ITEM_TYPE_IPV4,
+	RTE_FLOW_ITEM_TYPE_UDP,
+	RTE_FLOW_ITEM_TYPE_ESP,
+	RTE_FLOW_ITEM_TYPE_END,
+};
+
+static enum rte_flow_item_type pattern_fdir_ipv6_udp_esp[] = {
+	RTE_FLOW_ITEM_TYPE_ETH,
+	RTE_FLOW_ITEM_TYPE_IPV6,
+	RTE_FLOW_ITEM_TYPE_UDP,
+	RTE_FLOW_ITEM_TYPE_ESP,
+	RTE_FLOW_ITEM_TYPE_END,
+};
+
 static struct i40e_valid_pattern i40e_supported_patterns[] = {
 	/* Ethertype */
 	{ pattern_ethertype, i40e_flow_parse_ethertype_filter },
@@ -1628,6 +1657,8 @@ static struct i40e_valid_pattern i40e_supported_patterns[] = {
 	{ pattern_fdir_ipv4_gtpu, i40e_flow_parse_fdir_filter },
 	{ pattern_fdir_ipv4_gtpu_ipv4, i40e_flow_parse_fdir_filter },
 	{ pattern_fdir_ipv4_gtpu_ipv6, i40e_flow_parse_fdir_filter },
+	{ pattern_fdir_ipv4_esp, i40e_flow_parse_fdir_filter },
+	{ pattern_fdir_ipv4_udp_esp, i40e_flow_parse_fdir_filter },
 	{ pattern_fdir_ipv6, i40e_flow_parse_fdir_filter },
 	{ pattern_fdir_ipv6_udp, i40e_flow_parse_fdir_filter },
 	{ pattern_fdir_ipv6_tcp, i40e_flow_parse_fdir_filter },
@@ -1636,6 +1667,8 @@ static struct i40e_valid_pattern i40e_supported_patterns[] = {
 	{ pattern_fdir_ipv6_gtpu, i40e_flow_parse_fdir_filter },
 	{ pattern_fdir_ipv6_gtpu_ipv4, i40e_flow_parse_fdir_filter },
 	{ pattern_fdir_ipv6_gtpu_ipv6, i40e_flow_parse_fdir_filter },
+	{ pattern_fdir_ipv6_esp, i40e_flow_parse_fdir_filter },
+	{ pattern_fdir_ipv6_udp_esp, i40e_flow_parse_fdir_filter },
 	/* FDIR - support default flow type with flexible payload */
 	{ pattern_fdir_ethertype_raw_1, i40e_flow_parse_fdir_filter },
 	{ pattern_fdir_ethertype_raw_2, i40e_flow_parse_fdir_filter },
@@ -2420,6 +2453,27 @@ i40e_flow_fdir_get_pctype_value(struct i40e_pf *pf,
 			cus_pctype = i40e_find_customized_pctype(pf,
 						 I40E_CUSTOMIZED_GTPU_IPV6);
 		break;
+	case RTE_FLOW_ITEM_TYPE_ESP:
+		if (!filter->input.flow_ext.is_udp) {
+			if (filter->input.flow_ext.oip_type ==
+				I40E_FDIR_IPTYPE_IPV4)
+				cus_pctype = i40e_find_customized_pctype(pf,
+						I40E_CUSTOMIZED_ESP_IPV4);
+			else if (filter->input.flow_ext.oip_type ==
+				I40E_FDIR_IPTYPE_IPV6)
+				cus_pctype = i40e_find_customized_pctype(pf,
+						I40E_CUSTOMIZED_ESP_IPV6);
+		} else {
+			if (filter->input.flow_ext.oip_type ==
+				I40E_FDIR_IPTYPE_IPV4)
+				cus_pctype = i40e_find_customized_pctype(pf,
+						I40E_CUSTOMIZED_ESP_IPV4_UDP);
+			else if (filter->input.flow_ext.oip_type ==
+					I40E_FDIR_IPTYPE_IPV6)
+				cus_pctype = i40e_find_customized_pctype(pf,
+						I40E_CUSTOMIZED_ESP_IPV6_UDP);
+		}
+		break;
 	default:
 		PMD_DRV_LOG(ERR, "Unsupported item type");
 		break;
@@ -2459,6 +2513,7 @@ i40e_flow_parse_fdir_pattern(struct rte_eth_dev *dev,
 	const struct rte_flow_item_udp *udp_spec, *udp_mask;
 	const struct rte_flow_item_sctp *sctp_spec, *sctp_mask;
 	const struct rte_flow_item_gtp *gtp_spec, *gtp_mask;
+	const struct rte_flow_item_esp *esp_spec, *esp_mask;
 	const struct rte_flow_item_raw *raw_spec, *raw_mask;
 	const struct rte_flow_item_vf *vf_spec;
 
@@ -2654,10 +2709,18 @@ i40e_flow_parse_fdir_pattern(struct rte_eth_dev *dev,
 					ipv4_spec->hdr.src_addr;
 				filter->input.flow.ip4_flow.dst_ip =
 					ipv4_spec->hdr.dst_addr;
+
+				filter->input.flow_ext.inner_ip = false;
+				filter->input.flow_ext.oip_type =
+					I40E_FDIR_IPTYPE_IPV4;
 			} else if (!ipv4_spec && !ipv4_mask && !outer_ip) {
 				filter->input.flow_ext.inner_ip = true;
 				filter->input.flow_ext.iip_type =
 					I40E_FDIR_IPTYPE_IPV4;
+			} else if (!ipv4_spec && !ipv4_mask && outer_ip) {
+				filter->input.flow_ext.inner_ip = false;
+				filter->input.flow_ext.oip_type =
+					I40E_FDIR_IPTYPE_IPV4;
 			} else if ((ipv4_spec || ipv4_mask) && !outer_ip) {
 				rte_flow_error_set(error, EINVAL,
 						   RTE_FLOW_ERROR_TYPE_ITEM,
@@ -2716,6 +2779,10 @@ i40e_flow_parse_fdir_pattern(struct rte_eth_dev *dev,
 				filter->input.flow.ipv6_flow.hop_limits =
 					ipv6_spec->hdr.hop_limits;
 
+				filter->input.flow_ext.inner_ip = false;
+				filter->input.flow_ext.oip_type =
+					I40E_FDIR_IPTYPE_IPV6;
+
 				rte_memcpy(filter->input.flow.ipv6_flow.src_ip,
 					   ipv6_spec->hdr.src_addr, 16);
 				rte_memcpy(filter->input.flow.ipv6_flow.dst_ip,
@@ -2729,6 +2796,10 @@ i40e_flow_parse_fdir_pattern(struct rte_eth_dev *dev,
 				filter->input.flow_ext.inner_ip = true;
 				filter->input.flow_ext.iip_type =
 					I40E_FDIR_IPTYPE_IPV6;
+			} else if (!ipv6_spec && !ipv6_mask && outer_ip) {
+				filter->input.flow_ext.inner_ip = false;
+				filter->input.flow_ext.oip_type =
+					I40E_FDIR_IPTYPE_IPV6;
 			} else if ((ipv6_spec || ipv6_mask) && !outer_ip) {
 				rte_flow_error_set(error, EINVAL,
 						   RTE_FLOW_ERROR_TYPE_ITEM,
@@ -2828,7 +2899,7 @@ i40e_flow_parse_fdir_pattern(struct rte_eth_dev *dev,
 						udp_spec->hdr.dst_port;
 				}
 			}
-
+			filter->input.flow_ext.is_udp = true;
 			layer_idx = I40E_FLXPLD_L4_IDX;
 
 			break;
@@ -2863,6 +2934,42 @@ i40e_flow_parse_fdir_pattern(struct rte_eth_dev *dev,
 				cus_proto = item_type;
 			}
 			break;
+		case RTE_FLOW_ITEM_TYPE_ESP:
+			if (!pf->esp_support) {
+				rte_flow_error_set(error, EINVAL,
+						   RTE_FLOW_ERROR_TYPE_ITEM,
+						   item,
+						   "Unsupported ESP protocol");
+				return -rte_errno;
+			}
+
+			esp_spec = item->spec;
+			esp_mask = item->mask;
+
+			if (!esp_spec || !esp_mask) {
+				rte_flow_error_set(error, EINVAL,
+						   RTE_FLOW_ERROR_TYPE_ITEM,
+						   item,
+						   "Invalid ESP item");
+				return -rte_errno;
+			}
+
+			if (esp_spec && esp_mask) {
+				if (esp_mask->hdr.spi != UINT32_MAX) {
+					rte_flow_error_set(error, EINVAL,
+						   RTE_FLOW_ERROR_TYPE_ITEM,
+						   item,
+						   "Invalid ESP mask");
+					return -rte_errno;
+				}
+				filter->input.flow.esp_ipv4_flow.spi =
+					esp_spec->hdr.spi;
+				filter->input.flow.esp_ipv6_flow.spi =
+					esp_spec->hdr.spi;
+				filter->input.flow_ext.customized_pctype = true;
+				cus_proto = item_type;
+			}
+			break;
 		case RTE_FLOW_ITEM_TYPE_SCTP:
 			sctp_spec = item->spec;
 			sctp_mask = item->mask;
-- 
2.7.4