--- /dev/null
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2020 Intel Corporation
+ */
+
+#include <sys/queue.h>
+#include <stdio.h>
+#include <errno.h>
+#include <stdint.h>
+#include <string.h>
+#include <unistd.h>
+#include <stdarg.h>
+
+#include <rte_debug.h>
+#include <rte_ether.h>
+#include <rte_ethdev_driver.h>
+#include <rte_log.h>
+#include <rte_malloc.h>
+#include <rte_eth_ctrl.h>
+#include <rte_tailq.h>
+#include <rte_flow_driver.h>
+
+#include "iavf_log.h"
+#include "iavf.h"
+#include "iavf_generic_flow.h"
+
+enum iavf_pattern_hint_type {
+ IAVF_PATTERN_HINT_NONE,
+ IAVF_PATTERN_HINT_IPV4,
+ IAVF_PATTERN_HINT_IPV4_UDP,
+ IAVF_PATTERN_HINT_IPV4_TCP,
+ IAVF_PATTERN_HINT_IPV4_SCTP,
+ IAVF_PATTERN_HINT_IPV6,
+ IAVF_PATTERN_HINT_IPV6_UDP,
+ IAVF_PATTERN_HINT_IPV6_TCP,
+ IAVF_PATTERN_HINT_IPV6_SCTP,
+};
+
+struct iavf_pattern_match_type {
+ enum iavf_pattern_hint_type phint_type;
+};
+
+struct iavf_hash_match_type {
+ enum iavf_pattern_hint_type phint_type;
+ uint64_t hash_type;
+ struct virtchnl_proto_hdrs *proto_hdrs;
+};
+
+struct iavf_rss_meta {
+ struct virtchnl_proto_hdrs *proto_hdrs;
+ uint32_t hash_function;
+};
+
+struct iavf_hash_flow_cfg {
+ struct virtchnl_rss_cfg *rss_cfg;
+ bool simple_xor;
+};
+
+static int
+iavf_hash_init(struct iavf_adapter *ad);
+static int
+iavf_hash_create(struct iavf_adapter *ad, struct rte_flow *flow, void *meta,
+ struct rte_flow_error *error);
+static int
+iavf_hash_destroy(struct iavf_adapter *ad, struct rte_flow *flow,
+ struct rte_flow_error *error);
+static void
+iavf_hash_uninit(struct iavf_adapter *ad);
+static void
+iavf_hash_free(struct rte_flow *flow);
+static int
+iavf_hash_parse_pattern_action(struct iavf_adapter *ad,
+ struct iavf_pattern_match_item *array,
+ uint32_t array_len,
+ const struct rte_flow_item pattern[],
+ const struct rte_flow_action actions[],
+ void **meta,
+ struct rte_flow_error *error);
+
+struct iavf_pattern_match_type phint_empty = {
+ IAVF_PATTERN_HINT_NONE};
+struct iavf_pattern_match_type phint_eth_ipv4 = {
+ IAVF_PATTERN_HINT_IPV4};
+struct iavf_pattern_match_type phint_eth_ipv4_udp = {
+ IAVF_PATTERN_HINT_IPV4_UDP};
+struct iavf_pattern_match_type phint_eth_ipv4_tcp = {
+ IAVF_PATTERN_HINT_IPV4_TCP};
+struct iavf_pattern_match_type phint_eth_ipv4_sctp = {
+ IAVF_PATTERN_HINT_IPV4_SCTP};
+struct iavf_pattern_match_type phint_eth_ipv4_gtpu_eh = {
+ IAVF_PATTERN_HINT_IPV4_UDP};
+struct iavf_pattern_match_type phint_eth_ipv4_esp = {
+ IAVF_PATTERN_HINT_IPV4};
+struct iavf_pattern_match_type phint_eth_ipv4_ah = {
+ IAVF_PATTERN_HINT_IPV4};
+struct iavf_pattern_match_type phint_eth_ipv4_l2tpv3 = {
+ IAVF_PATTERN_HINT_IPV4};
+struct iavf_pattern_match_type phint_eth_ipv4_pfcp = {
+ IAVF_PATTERN_HINT_IPV4_UDP};
+struct iavf_pattern_match_type phint_eth_ipv6 = {
+ IAVF_PATTERN_HINT_IPV6};
+struct iavf_pattern_match_type phint_eth_ipv6_udp = {
+ IAVF_PATTERN_HINT_IPV6_UDP};
+struct iavf_pattern_match_type phint_eth_ipv6_tcp = {
+ IAVF_PATTERN_HINT_IPV6_TCP};
+struct iavf_pattern_match_type phint_eth_ipv6_sctp = {
+ IAVF_PATTERN_HINT_IPV6_SCTP};
+struct iavf_pattern_match_type phint_eth_ipv6_esp = {
+ IAVF_PATTERN_HINT_IPV6};
+struct iavf_pattern_match_type phint_eth_ipv6_ah = {
+ IAVF_PATTERN_HINT_IPV6};
+struct iavf_pattern_match_type phint_eth_ipv6_l2tpv3 = {
+ IAVF_PATTERN_HINT_IPV6};
+struct iavf_pattern_match_type phint_eth_ipv6_pfcp = {
+ IAVF_PATTERN_HINT_IPV6_UDP};
+
+/**
+ * Supported pattern for hash.
+ * The first member is pattern item type,
+ * the second member is input set mask,
+ * the third member is pattern hint for hash.
+ */
+static struct iavf_pattern_match_item iavf_hash_pattern_list[] = {
+ {iavf_pattern_eth_ipv4, IAVF_INSET_NONE, &phint_eth_ipv4},
+ {iavf_pattern_eth_ipv4_udp, IAVF_INSET_NONE, &phint_eth_ipv4_udp},
+ {iavf_pattern_eth_ipv4_tcp, IAVF_INSET_NONE, &phint_eth_ipv4_tcp},
+ {iavf_pattern_eth_ipv4_sctp, IAVF_INSET_NONE, &phint_eth_ipv4_sctp},
+ {iavf_pattern_eth_ipv6, IAVF_INSET_NONE, &phint_eth_ipv6},
+ {iavf_pattern_eth_ipv4_gtpu_eh_ipv4, IAVF_INSET_NONE,
+ &phint_eth_ipv4_gtpu_eh},
+ {iavf_pattern_eth_ipv4_gtpu_eh_ipv4_udp, IAVF_INSET_NONE,
+ &phint_eth_ipv4_gtpu_eh},
+ {iavf_pattern_eth_ipv4_gtpu_eh_ipv4_tcp, IAVF_INSET_NONE,
+ &phint_eth_ipv4_gtpu_eh},
+ {iavf_pattern_eth_ipv4_esp, IAVF_INSET_NONE, &phint_eth_ipv4_esp},
+ {iavf_pattern_eth_ipv4_ah, IAVF_INSET_NONE, &phint_eth_ipv4_ah},
+ {iavf_pattern_eth_ipv4_l2tpv3, IAVF_INSET_NONE,
+ &phint_eth_ipv4_l2tpv3},
+ {iavf_pattern_eth_ipv4_pfcp, IAVF_INSET_NONE, &phint_eth_ipv4_pfcp},
+ {iavf_pattern_eth_ipv6_udp, IAVF_INSET_NONE, &phint_eth_ipv6_udp},
+ {iavf_pattern_eth_ipv6_tcp, IAVF_INSET_NONE, &phint_eth_ipv6_tcp},
+ {iavf_pattern_eth_ipv6_sctp, IAVF_INSET_NONE, &phint_eth_ipv6_sctp},
+ {iavf_pattern_eth_ipv6_esp, IAVF_INSET_NONE, &phint_eth_ipv6_esp},
+ {iavf_pattern_eth_ipv6_ah, IAVF_INSET_NONE, &phint_eth_ipv6_ah},
+ {iavf_pattern_eth_ipv6_l2tpv3, IAVF_INSET_NONE,
+ &phint_eth_ipv6_l2tpv3},
+ {iavf_pattern_eth_ipv6_pfcp, IAVF_INSET_NONE, &phint_eth_ipv6_pfcp},
+ {iavf_pattern_empty, IAVF_INSET_NONE, &phint_empty},
+};
+
+#define GTP_EH_PDU_LINK_UP 1
+#define GTP_EH_PDU_LINK_DWN 0
+
+#define TUNNEL_LEVEL_OUTER 0
+#define TUNNEL_LEVEL_FIRST_INNER 1
+
+#define PROTO_COUNT_ONE 1
+#define PROTO_COUNT_TWO 2
+#define PROTO_COUNT_THREE 3
+
+#define BUFF_NOUSED 0
+#define FIELD_FOR_PROTO_ONLY 0
+
+#define proto_hint_eth_src { \
+ VIRTCHNL_PROTO_HDR_ETH, VIRTCHNL_PROTO_HDR_ETH_SRC, {BUFF_NOUSED } }
+
+#define proto_hint_eth_dst { \
+ VIRTCHNL_PROTO_HDR_ETH, VIRTCHNL_PROTO_HDR_ETH_DST, {BUFF_NOUSED } }
+
+#define proto_hint_eth_only { \
+ VIRTCHNL_PROTO_HDR_ETH, FIELD_FOR_PROTO_ONLY, {BUFF_NOUSED } }
+
+#define proto_hint_eth { \
+ VIRTCHNL_PROTO_HDR_ETH, \
+ VIRTCHNL_PROTO_HDR_ETH_SRC | VIRTCHNL_PROTO_HDR_ETH_DST, \
+ {BUFF_NOUSED } }
+
+#define proto_hint_svlan { \
+ VIRTCHNL_PROTO_HDR_S_VLAN, VIRTCHNL_PROTO_HDR_S_VLAN_ID, \
+ {BUFF_NOUSED } }
+
+#define proto_hint_cvlan { \
+ VIRTCHNL_PROTO_HDR_C_VLAN, VIRTCHNL_PROTO_HDR_C_VLAN_ID, \
+ {BUFF_NOUSED } }
+
+#define proto_hint_ipv4_src { \
+ VIRTCHNL_PROTO_HDR_IPV4, VIRTCHNL_PROTO_HDR_IPV4_SRC, {BUFF_NOUSED } }
+
+#define proto_hint_ipv4_dst { \
+ VIRTCHNL_PROTO_HDR_IPV4, VIRTCHNL_PROTO_HDR_IPV4_DST, {BUFF_NOUSED } }
+
+#define proto_hint_ipv4_only { \
+ VIRTCHNL_PROTO_HDR_IPV4, FIELD_FOR_PROTO_ONLY, {BUFF_NOUSED } }
+
+#define proto_hint_ipv4 { \
+ VIRTCHNL_PROTO_HDR_IPV4, \
+ VIRTCHNL_PROTO_HDR_IPV4_SRC | VIRTCHNL_PROTO_HDR_IPV4_DST, \
+ {BUFF_NOUSED } }
+
+#define proto_hint_udp_src_port { \
+ VIRTCHNL_PROTO_HDR_UDP, VIRTCHNL_PROTO_HDR_UDP_SRC_PORT, \
+ {BUFF_NOUSED } }
+
+#define proto_hint_udp_dst_port { \
+ VIRTCHNL_PROTO_HDR_UDP, VIRTCHNL_PROTO_HDR_UDP_DST_PORT, \
+ {BUFF_NOUSED } }
+
+#define proto_hint_udp_only { \
+ VIRTCHNL_PROTO_HDR_UDP, FIELD_FOR_PROTO_ONLY, {BUFF_NOUSED } }
+
+#define proto_hint_udp { \
+ VIRTCHNL_PROTO_HDR_UDP, \
+ VIRTCHNL_PROTO_HDR_UDP_SRC_PORT | VIRTCHNL_PROTO_HDR_UDP_DST_PORT, \
+ {BUFF_NOUSED } }
+
+#define proto_hint_tcp_src_port { \
+ VIRTCHNL_PROTO_HDR_TCP, VIRTCHNL_PROTO_HDR_TCP_SRC_PORT, \
+ {BUFF_NOUSED } }
+
+#define proto_hint_tcp_dst_port { \
+ VIRTCHNL_PROTO_HDR_TCP, VIRTCHNL_PROTO_HDR_TCP_DST_PORT, \
+ {BUFF_NOUSED } }
+
+#define proto_hint_tcp_only { \
+ VIRTCHNL_PROTO_HDR_TCP, FIELD_FOR_PROTO_ONLY, {BUFF_NOUSED } }
+
+#define proto_hint_tcp { \
+ VIRTCHNL_PROTO_HDR_TCP, \
+ VIRTCHNL_PROTO_HDR_TCP_SRC_PORT | VIRTCHNL_PROTO_HDR_TCP_DST_PORT, \
+ {BUFF_NOUSED } }
+
+#define proto_hint_sctp_src_port { \
+ VIRTCHNL_PROTO_HDR_SCTP, VIRTCHNL_PROTO_HDR_SCTP_SRC_PORT, \
+ {BUFF_NOUSED } }
+
+#define proto_hint_sctp_dst_port { \
+ VIRTCHNL_PROTO_HDR_SCTP, VIRTCHNL_PROTO_HDR_SCTP_DST_PORT, \
+ {BUFF_NOUSED } }
+
+#define proto_hint_sctp_only { \
+ VIRTCHNL_PROTO_HDR_SCTP, FIELD_FOR_PROTO_ONLY, {BUFF_NOUSED } }
+
+#define proto_hint_sctp { \
+ VIRTCHNL_PROTO_HDR_SCTP, \
+ VIRTCHNL_PROTO_HDR_SCTP_SRC_PORT | VIRTCHNL_PROTO_HDR_SCTP_DST_PORT, \
+ {BUFF_NOUSED } }
+
+#define proto_hint_ipv6_src { \
+ VIRTCHNL_PROTO_HDR_IPV6, VIRTCHNL_PROTO_HDR_IPV6_SRC, {BUFF_NOUSED } }
+
+#define proto_hint_ipv6_dst { \
+ VIRTCHNL_PROTO_HDR_IPV6, VIRTCHNL_PROTO_HDR_IPV6_DST, {BUFF_NOUSED } }
+
+#define proto_hint_ipv6_only { \
+ VIRTCHNL_PROTO_HDR_IPV6, FIELD_FOR_PROTO_ONLY, {BUFF_NOUSED } }
+
+#define proto_hint_ipv6 { \
+ VIRTCHNL_PROTO_HDR_IPV6, \
+ VIRTCHNL_PROTO_HDR_IPV6_SRC | VIRTCHNL_PROTO_HDR_IPV6_DST, \
+ {BUFF_NOUSED } }
+
+#define proto_hint_gtpu_up_only { \
+ VIRTCHNL_PROTO_HDR_GTPU_EH_PDU_UP, \
+ FIELD_FOR_PROTO_ONLY, {BUFF_NOUSED } }
+
+#define proto_hint_gtpu_dwn_only { \
+ VIRTCHNL_PROTO_HDR_GTPU_EH_PDU_DWN, \
+ FIELD_FOR_PROTO_ONLY, {BUFF_NOUSED } }
+
+#define proto_hint_esp { \
+ VIRTCHNL_PROTO_HDR_ESP, \
+ VIRTCHNL_PROTO_HDR_ESP_SPI, {BUFF_NOUSED } }
+
+#define proto_hint_ah { \
+ VIRTCHNL_PROTO_HDR_AH, \
+ VIRTCHNL_PROTO_HDR_AH_SPI, {BUFF_NOUSED } }
+
+#define proto_hint_l2tpv3 { \
+ VIRTCHNL_PROTO_HDR_L2TPV3, \
+ VIRTCHNL_PROTO_HDR_L2TPV3_SESS_ID, {BUFF_NOUSED } }
+
+#define proto_hint_pfcp { \
+ VIRTCHNL_PROTO_HDR_PFCP, VIRTCHNL_PROTO_HDR_PFCP_SEID, {BUFF_NOUSED } }
+
+struct virtchnl_proto_hdrs hdrs_hint_eth_src = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_ONE, {proto_hint_eth_src }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_eth_dst = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_ONE, {proto_hint_eth_dst }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_eth = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_ONE, {proto_hint_eth }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_svlan = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_ONE, {proto_hint_svlan }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_cvlan = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_ONE, {proto_hint_cvlan }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv4_src = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_ONE, {proto_hint_ipv4_src }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv4_dst = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_ONE, {proto_hint_ipv4_dst }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv4_src_gtpu_up = {
+ TUNNEL_LEVEL_FIRST_INNER, PROTO_COUNT_TWO, {proto_hint_gtpu_up_only,
+ proto_hint_ipv4_src }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv4_dst_gtpu_dwn = {
+ TUNNEL_LEVEL_FIRST_INNER, PROTO_COUNT_TWO, {proto_hint_gtpu_dwn_only,
+ proto_hint_ipv4_dst }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv4_esp = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv4_only,
+ proto_hint_esp }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv4_ah = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv4_only,
+ proto_hint_ah }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv4_l2tpv3 = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv4_only,
+ proto_hint_l2tpv3 }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv4_pfcp = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv4_only,
+ proto_hint_pfcp }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv4 = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_ONE, {proto_hint_ipv4 }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv4_src_udp_src_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv4_src,
+ proto_hint_udp_src_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv4_src_udp_dst_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv4_src,
+ proto_hint_udp_dst_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv4_dst_udp_src_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv4_dst,
+ proto_hint_udp_src_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv4_dst_udp_dst_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv4_dst,
+ proto_hint_udp_dst_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv4_udp_src_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv4_only,
+ proto_hint_udp_src_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv4_udp_dst_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv4_only,
+ proto_hint_udp_dst_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv4_udp = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv4,
+ proto_hint_udp }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv4_src_tcp_src_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv4_src,
+ proto_hint_tcp_src_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv4_src_tcp_dst_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv4_src,
+ proto_hint_tcp_dst_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv4_dst_tcp_src_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv4_dst,
+ proto_hint_tcp_src_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv4_dst_tcp_dst_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv4_dst,
+ proto_hint_tcp_dst_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv4_tcp_src_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv4_only,
+ proto_hint_tcp_src_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv4_tcp_dst_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv4_only,
+ proto_hint_tcp_dst_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv4_tcp = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv4,
+ proto_hint_tcp }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv4_src_sctp_src_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv4_src,
+ proto_hint_sctp_src_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv4_src_sctp_dst_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv4_src,
+ proto_hint_sctp_dst_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv4_dst_sctp_src_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv4_dst,
+ proto_hint_sctp_src_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv4_dst_sctp_dst_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv4_dst,
+ proto_hint_sctp_dst_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv4_sctp_src_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv4_only,
+ proto_hint_sctp_src_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv4_sctp_dst_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv4_only,
+ proto_hint_sctp_dst_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv4_sctp = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv4,
+ proto_hint_sctp }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv6_src = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_ONE, {proto_hint_ipv6_src }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv6_dst = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_ONE, {proto_hint_ipv6_dst }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv6_esp = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv6_only,
+ proto_hint_esp }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv6_ah = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv6_only,
+ proto_hint_ah }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv6_l2tpv3 = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv6_only,
+ proto_hint_l2tpv3 }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv6_pfcp = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv6_only,
+ proto_hint_pfcp }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv6 = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_ONE, {proto_hint_ipv6 }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv6_src_udp_src_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv6_src,
+ proto_hint_udp_src_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv6_src_udp_dst_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv6_src,
+ proto_hint_udp_dst_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv6_dst_udp_src_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv6_dst,
+ proto_hint_udp_src_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv6_dst_udp_dst_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv6_dst,
+ proto_hint_udp_dst_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv6_udp_src_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_udp_only,
+ proto_hint_udp_src_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv6_udp_dst_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_udp_only,
+ proto_hint_udp_dst_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv6_udp = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv6,
+ proto_hint_udp }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv6_src_tcp_src_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv6_src,
+ proto_hint_tcp_src_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv6_src_tcp_dst_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv6_src,
+ proto_hint_tcp_dst_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv6_dst_tcp_src_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv6_dst,
+ proto_hint_tcp_src_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv6_dst_tcp_dst_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv6_dst,
+ proto_hint_tcp_dst_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv6_tcp_src_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_udp_only,
+ proto_hint_tcp_src_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv6_tcp_dst_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_udp_only,
+ proto_hint_tcp_dst_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv6_tcp = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv6,
+ proto_hint_tcp }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv6_src_sctp_src_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv6_src,
+ proto_hint_sctp_src_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv6_src_sctp_dst_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv6_src,
+ proto_hint_sctp_dst_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv6_dst_sctp_src_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv6_dst,
+ proto_hint_sctp_src_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv6_dst_sctp_dst_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv6_dst,
+ proto_hint_sctp_dst_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv6_sctp_src_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_udp_only,
+ proto_hint_sctp_src_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv6_sctp_dst_port = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_udp_only,
+ proto_hint_sctp_dst_port }
+};
+
+struct virtchnl_proto_hdrs hdrs_hint_ipv6_sctp = {
+ TUNNEL_LEVEL_OUTER, PROTO_COUNT_TWO, {proto_hint_ipv6,
+ proto_hint_sctp }
+};
+
+/**
+ * The first member is pattern hint type,
+ * the second member is hash type,
+ * the third member is virtchnl protocol hdrs.
+ */
+struct iavf_hash_match_type iavf_hash_type_list[] = {
+ /* IPV4 */
+ {IAVF_PATTERN_HINT_IPV4, ETH_RSS_L2_SRC_ONLY, &hdrs_hint_eth_src},
+ {IAVF_PATTERN_HINT_IPV4, ETH_RSS_L2_DST_ONLY, &hdrs_hint_eth_dst},
+ {IAVF_PATTERN_HINT_IPV4, ETH_RSS_ETH, &hdrs_hint_eth},
+ {IAVF_PATTERN_HINT_IPV4, ETH_RSS_S_VLAN, &hdrs_hint_svlan},
+ {IAVF_PATTERN_HINT_IPV4, ETH_RSS_C_VLAN, &hdrs_hint_cvlan},
+ {IAVF_PATTERN_HINT_IPV4, ETH_RSS_L3_SRC_ONLY, &hdrs_hint_ipv4_src},
+ {IAVF_PATTERN_HINT_IPV4, ETH_RSS_L3_DST_ONLY, &hdrs_hint_ipv4_dst},
+ {IAVF_PATTERN_HINT_IPV4, ETH_RSS_ESP, &hdrs_hint_ipv4_esp},
+ {IAVF_PATTERN_HINT_IPV4, ETH_RSS_AH, &hdrs_hint_ipv4_ah},
+ {IAVF_PATTERN_HINT_IPV4, ETH_RSS_L2TPV3, &hdrs_hint_ipv4_l2tpv3},
+ {IAVF_PATTERN_HINT_IPV4, ETH_RSS_IPV4, &hdrs_hint_ipv4},
+ /* IPV4 UDP */
+ {IAVF_PATTERN_HINT_IPV4_UDP, ETH_RSS_L3_SRC_ONLY | ETH_RSS_L4_SRC_ONLY,
+ &hdrs_hint_ipv4_src_udp_src_port},
+ {IAVF_PATTERN_HINT_IPV4_UDP, ETH_RSS_L3_SRC_ONLY | ETH_RSS_L4_DST_ONLY,
+ &hdrs_hint_ipv4_src_udp_dst_port},
+ {IAVF_PATTERN_HINT_IPV4_UDP, ETH_RSS_L3_SRC_ONLY | ETH_RSS_GTPU,
+ &hdrs_hint_ipv4_src_gtpu_up},
+ {IAVF_PATTERN_HINT_IPV4_UDP, ETH_RSS_L3_SRC_ONLY,
+ &hdrs_hint_ipv4_src},
+ {IAVF_PATTERN_HINT_IPV4_UDP, ETH_RSS_L3_DST_ONLY | ETH_RSS_L4_SRC_ONLY,
+ &hdrs_hint_ipv4_dst_udp_src_port},
+ {IAVF_PATTERN_HINT_IPV4_UDP, ETH_RSS_L3_DST_ONLY | ETH_RSS_L4_DST_ONLY,
+ &hdrs_hint_ipv4_dst_udp_dst_port},
+ {IAVF_PATTERN_HINT_IPV4_UDP, ETH_RSS_L3_DST_ONLY | ETH_RSS_GTPU,
+ &hdrs_hint_ipv4_dst_gtpu_dwn},
+ {IAVF_PATTERN_HINT_IPV4_UDP, ETH_RSS_L3_DST_ONLY,
+ &hdrs_hint_ipv4_dst},
+ {IAVF_PATTERN_HINT_IPV4_UDP, ETH_RSS_L4_SRC_ONLY,
+ &hdrs_hint_ipv4_udp_src_port},
+ {IAVF_PATTERN_HINT_IPV4_UDP, ETH_RSS_L4_DST_ONLY,
+ &hdrs_hint_ipv4_udp_dst_port},
+ {IAVF_PATTERN_HINT_IPV4_UDP, ETH_RSS_PFCP,
+ &hdrs_hint_ipv4_pfcp},
+ {IAVF_PATTERN_HINT_IPV4_UDP, ETH_RSS_NONFRAG_IPV4_UDP,
+ &hdrs_hint_ipv4_udp},
+ /* IPV4 TCP */
+ {IAVF_PATTERN_HINT_IPV4_TCP, ETH_RSS_L3_SRC_ONLY | ETH_RSS_L4_SRC_ONLY,
+ &hdrs_hint_ipv4_src_tcp_src_port},
+ {IAVF_PATTERN_HINT_IPV4_TCP, ETH_RSS_L3_SRC_ONLY | ETH_RSS_L4_DST_ONLY,
+ &hdrs_hint_ipv4_src_tcp_dst_port},
+ {IAVF_PATTERN_HINT_IPV4_TCP, ETH_RSS_L3_SRC_ONLY,
+ &hdrs_hint_ipv4_src},
+ {IAVF_PATTERN_HINT_IPV4_TCP, ETH_RSS_L3_DST_ONLY | ETH_RSS_L4_SRC_ONLY,
+ &hdrs_hint_ipv4_dst_tcp_src_port},
+ {IAVF_PATTERN_HINT_IPV4_TCP, ETH_RSS_L3_DST_ONLY | ETH_RSS_L4_DST_ONLY,
+ &hdrs_hint_ipv4_dst_tcp_dst_port},
+ {IAVF_PATTERN_HINT_IPV4_TCP, ETH_RSS_L3_DST_ONLY,
+ &hdrs_hint_ipv4_dst},
+ {IAVF_PATTERN_HINT_IPV4_TCP, ETH_RSS_L4_SRC_ONLY,
+ &hdrs_hint_ipv4_tcp_src_port},
+ {IAVF_PATTERN_HINT_IPV4_TCP, ETH_RSS_L4_DST_ONLY,
+ &hdrs_hint_ipv4_tcp_dst_port},
+ {IAVF_PATTERN_HINT_IPV4_TCP, ETH_RSS_NONFRAG_IPV4_TCP,
+ &hdrs_hint_ipv4_tcp},
+ /* IPV4 SCTP */
+ {IAVF_PATTERN_HINT_IPV4_SCTP, ETH_RSS_L3_SRC_ONLY | ETH_RSS_L4_SRC_ONLY,
+ &hdrs_hint_ipv4_src_sctp_src_port},
+ {IAVF_PATTERN_HINT_IPV4_SCTP, ETH_RSS_L3_SRC_ONLY | ETH_RSS_L4_DST_ONLY,
+ &hdrs_hint_ipv4_src_sctp_dst_port},
+ {IAVF_PATTERN_HINT_IPV4_SCTP, ETH_RSS_L3_SRC_ONLY,
+ &hdrs_hint_ipv4_src},
+ {IAVF_PATTERN_HINT_IPV4_SCTP, ETH_RSS_L3_DST_ONLY | ETH_RSS_L4_SRC_ONLY,
+ &hdrs_hint_ipv4_dst_sctp_src_port},
+ {IAVF_PATTERN_HINT_IPV4_SCTP, ETH_RSS_L3_DST_ONLY | ETH_RSS_L4_DST_ONLY,
+ &hdrs_hint_ipv4_dst_sctp_dst_port},
+ {IAVF_PATTERN_HINT_IPV4_SCTP, ETH_RSS_L3_DST_ONLY,
+ &hdrs_hint_ipv4_dst},
+ {IAVF_PATTERN_HINT_IPV4_SCTP, ETH_RSS_L4_SRC_ONLY,
+ &hdrs_hint_ipv4_sctp_src_port},
+ {IAVF_PATTERN_HINT_IPV4_SCTP, ETH_RSS_L4_DST_ONLY,
+ &hdrs_hint_ipv4_sctp_dst_port},
+ {IAVF_PATTERN_HINT_IPV4_SCTP, ETH_RSS_NONFRAG_IPV4_SCTP,
+ &hdrs_hint_ipv4_sctp},
+ /* IPV6 */
+ {IAVF_PATTERN_HINT_IPV6, ETH_RSS_L2_SRC_ONLY, &hdrs_hint_eth_src},
+ {IAVF_PATTERN_HINT_IPV6, ETH_RSS_L2_DST_ONLY, &hdrs_hint_eth_dst},
+ {IAVF_PATTERN_HINT_IPV6, ETH_RSS_ETH, &hdrs_hint_eth},
+ {IAVF_PATTERN_HINT_IPV6, ETH_RSS_S_VLAN, &hdrs_hint_svlan},
+ {IAVF_PATTERN_HINT_IPV4, ETH_RSS_C_VLAN, &hdrs_hint_cvlan},
+ {IAVF_PATTERN_HINT_IPV6, ETH_RSS_L3_SRC_ONLY, &hdrs_hint_ipv6_src},
+ {IAVF_PATTERN_HINT_IPV6, ETH_RSS_L3_DST_ONLY, &hdrs_hint_ipv6_dst},
+ {IAVF_PATTERN_HINT_IPV6, ETH_RSS_ESP, &hdrs_hint_ipv6_esp},
+ {IAVF_PATTERN_HINT_IPV6, ETH_RSS_AH, &hdrs_hint_ipv6_ah},
+ {IAVF_PATTERN_HINT_IPV6, ETH_RSS_L2TPV3, &hdrs_hint_ipv6_l2tpv3},
+ {IAVF_PATTERN_HINT_IPV6, ETH_RSS_IPV6, &hdrs_hint_ipv6},
+ /* IPV6 UDP */
+ {IAVF_PATTERN_HINT_IPV6_UDP, ETH_RSS_L3_SRC_ONLY | ETH_RSS_L4_SRC_ONLY,
+ &hdrs_hint_ipv6_src_udp_src_port},
+ {IAVF_PATTERN_HINT_IPV6_UDP, ETH_RSS_L3_SRC_ONLY | ETH_RSS_L4_DST_ONLY,
+ &hdrs_hint_ipv6_src_udp_dst_port},
+ {IAVF_PATTERN_HINT_IPV6_UDP, ETH_RSS_L3_SRC_ONLY,
+ &hdrs_hint_ipv6_src},
+ {IAVF_PATTERN_HINT_IPV6_UDP, ETH_RSS_L3_DST_ONLY | ETH_RSS_L4_SRC_ONLY,
+ &hdrs_hint_ipv6_dst_udp_src_port},
+ {IAVF_PATTERN_HINT_IPV6_UDP, ETH_RSS_L3_DST_ONLY | ETH_RSS_L4_DST_ONLY,
+ &hdrs_hint_ipv6_dst_udp_dst_port},
+ {IAVF_PATTERN_HINT_IPV6_UDP, ETH_RSS_L3_DST_ONLY,
+ &hdrs_hint_ipv6_dst},
+ {IAVF_PATTERN_HINT_IPV6_UDP, ETH_RSS_L4_SRC_ONLY,
+ &hdrs_hint_ipv6_udp_src_port},
+ {IAVF_PATTERN_HINT_IPV6_UDP, ETH_RSS_L4_DST_ONLY,
+ &hdrs_hint_ipv6_udp_dst_port},
+ {IAVF_PATTERN_HINT_IPV6_UDP, ETH_RSS_PFCP,
+ &hdrs_hint_ipv6_pfcp},
+ {IAVF_PATTERN_HINT_IPV6_UDP, ETH_RSS_NONFRAG_IPV6_UDP,
+ &hdrs_hint_ipv6_udp},
+ /* IPV6 TCP */
+ {IAVF_PATTERN_HINT_IPV6_TCP, ETH_RSS_L3_SRC_ONLY | ETH_RSS_L4_SRC_ONLY,
+ &hdrs_hint_ipv6_src_tcp_src_port},
+ {IAVF_PATTERN_HINT_IPV6_TCP, ETH_RSS_L3_SRC_ONLY | ETH_RSS_L4_DST_ONLY,
+ &hdrs_hint_ipv6_src_tcp_dst_port},
+ {IAVF_PATTERN_HINT_IPV6_TCP, ETH_RSS_L3_SRC_ONLY,
+ &hdrs_hint_ipv6_src},
+ {IAVF_PATTERN_HINT_IPV6_TCP, ETH_RSS_L3_DST_ONLY | ETH_RSS_L4_SRC_ONLY,
+ &hdrs_hint_ipv6_dst_tcp_src_port},
+ {IAVF_PATTERN_HINT_IPV6_TCP, ETH_RSS_L3_DST_ONLY | ETH_RSS_L4_DST_ONLY,
+ &hdrs_hint_ipv6_dst_tcp_dst_port},
+ {IAVF_PATTERN_HINT_IPV6_TCP, ETH_RSS_L3_DST_ONLY,
+ &hdrs_hint_ipv6_dst},
+ {IAVF_PATTERN_HINT_IPV6_TCP, ETH_RSS_L4_SRC_ONLY,
+ &hdrs_hint_ipv6_tcp_src_port},
+ {IAVF_PATTERN_HINT_IPV6_TCP, ETH_RSS_L4_DST_ONLY,
+ &hdrs_hint_ipv6_tcp_dst_port},
+ {IAVF_PATTERN_HINT_IPV6_TCP, ETH_RSS_NONFRAG_IPV6_TCP,
+ &hdrs_hint_ipv6_tcp},
+ /* IPV6 SCTP */
+ {IAVF_PATTERN_HINT_IPV6_SCTP, ETH_RSS_L3_SRC_ONLY | ETH_RSS_L4_SRC_ONLY,
+ &hdrs_hint_ipv6_src_sctp_src_port},
+ {IAVF_PATTERN_HINT_IPV6_SCTP, ETH_RSS_L3_SRC_ONLY | ETH_RSS_L4_DST_ONLY,
+ &hdrs_hint_ipv6_src_sctp_dst_port},
+ {IAVF_PATTERN_HINT_IPV6_SCTP, ETH_RSS_L3_SRC_ONLY,
+ &hdrs_hint_ipv6_src},
+ {IAVF_PATTERN_HINT_IPV6_SCTP, ETH_RSS_L3_DST_ONLY | ETH_RSS_L4_SRC_ONLY,
+ &hdrs_hint_ipv6_dst_sctp_src_port},
+ {IAVF_PATTERN_HINT_IPV6_SCTP, ETH_RSS_L3_DST_ONLY | ETH_RSS_L4_DST_ONLY,
+ &hdrs_hint_ipv6_dst_sctp_dst_port},
+ {IAVF_PATTERN_HINT_IPV6_SCTP, ETH_RSS_L3_DST_ONLY,
+ &hdrs_hint_ipv6_dst},
+ {IAVF_PATTERN_HINT_IPV6_SCTP, ETH_RSS_L4_SRC_ONLY,
+ &hdrs_hint_ipv6_sctp_src_port},
+ {IAVF_PATTERN_HINT_IPV6_SCTP, ETH_RSS_L4_DST_ONLY,
+ &hdrs_hint_ipv6_sctp_dst_port},
+ {IAVF_PATTERN_HINT_IPV6_SCTP, ETH_RSS_NONFRAG_IPV6_SCTP,
+ &hdrs_hint_ipv6_sctp},
+};
+
+static struct iavf_flow_engine iavf_hash_engine = {
+ .init = iavf_hash_init,
+ .create = iavf_hash_create,
+ .destroy = iavf_hash_destroy,
+ .uninit = iavf_hash_uninit,
+ .free = iavf_hash_free,
+ .type = IAVF_FLOW_ENGINE_HASH,
+};
+
+/* Register parser for comms package. */
+static struct iavf_flow_parser iavf_hash_parser = {
+ .engine = &iavf_hash_engine,
+ .array = iavf_hash_pattern_list,
+ .array_len = RTE_DIM(iavf_hash_pattern_list),
+ .parse_pattern_action = iavf_hash_parse_pattern_action,
+ .stage = IAVF_FLOW_STAGE_RSS,
+};
+
+RTE_INIT(iavf_hash_engine_init)
+{
+ struct iavf_flow_engine *engine = &iavf_hash_engine;
+
+ iavf_register_flow_engine(engine);
+}
+
+static int
+iavf_hash_init(struct iavf_adapter *ad)
+{
+ struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(ad);
+ struct iavf_flow_parser *parser;
+
+ if (!vf->vf_res)
+ return -EINVAL;
+
+ if (!(vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_ADV_RSS_PF))
+ return -ENOTSUP;
+
+ parser = &iavf_hash_parser;
+
+ return iavf_register_parser(parser, ad);
+}
+
+static int
+iavf_hash_check_inset(const struct rte_flow_item pattern[],
+ struct rte_flow_error *error)
+{
+ const struct rte_flow_item *item = pattern;
+
+ for (item = pattern; item->type != RTE_FLOW_ITEM_TYPE_END; item++) {
+ if (item->last) {
+ rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ITEM, item,
+ "Not support range");
+ return -rte_errno;
+ }
+ }
+
+ return 0;
+}
+
+static uint64_t
+iavf_hash_refine_type(uint64_t rss_type, const struct rte_flow_item pattern[])
+{
+ const struct rte_flow_item *item;
+
+ for (item = pattern; item->type != RTE_FLOW_ITEM_TYPE_END; item++) {
+ if (item->type == RTE_FLOW_ITEM_TYPE_GTP_PSC) {
+ const struct rte_flow_item_gtp_psc *psc = item->spec;
+
+ if (psc && (psc->pdu_type == GTP_EH_PDU_LINK_UP ||
+ psc->pdu_type == GTP_EH_PDU_LINK_DWN)) {
+ rss_type |= ETH_RSS_GTPU;
+ }
+ }
+ }
+
+ return rss_type;
+}
+
+static int
+iavf_hash_parse_action(struct iavf_pattern_match_item *pattern_match_item,
+ const struct rte_flow_item pattern[],
+ const struct rte_flow_action actions[],
+ void **meta, struct rte_flow_error *error)
+{
+ struct iavf_rss_meta *rss_meta = (struct iavf_rss_meta *)*meta;
+ uint32_t type_list_len = RTE_DIM(iavf_hash_type_list);
+ struct iavf_hash_match_type *type_match_item;
+ enum rte_flow_action_type action_type;
+ const struct rte_flow_action_rss *rss;
+ const struct rte_flow_action *action;
+ bool item_found = false;
+ uint64_t rss_type;
+ uint16_t i;
+
+ struct iavf_pattern_match_type *tt = (struct iavf_pattern_match_type *)
+ (pattern_match_item->meta);
+
+ /* Supported action is RSS. */
+ for (action = actions; action->type !=
+ RTE_FLOW_ACTION_TYPE_END; action++) {
+ action_type = action->type;
+ switch (action_type) {
+ case RTE_FLOW_ACTION_TYPE_RSS:
+ rss = action->conf;
+ rss_type = rss->types;
+
+ /**
+ * Check simultaneous use of SRC_ONLY and DST_ONLY
+ * of the same level.
+ */
+ rss_type = rte_eth_rss_hf_refine(rss_type);
+
+ /**
+ * Refine the hash type base on some specific item of
+ * the pattern, such as identify the gtpu hash.
+ */
+ rss_type = iavf_hash_refine_type(rss_type, pattern);
+
+ /* Check if pattern is empty. */
+ if (pattern_match_item->pattern_list !=
+ iavf_pattern_empty && rss->func ==
+ RTE_ETH_HASH_FUNCTION_SIMPLE_XOR)
+ return rte_flow_error_set(error, ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_ACTION, action,
+ "Not supported flow");
+
+ if (rss->level)
+ return rte_flow_error_set(error, ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_ACTION, action,
+ "a nonzero RSS encapsulation level is not supported");
+
+ if (rss->key_len)
+ return rte_flow_error_set(error, ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_ACTION, action,
+ "a nonzero RSS key_len is not supported");
+
+ if (rss->queue_num)
+ return rte_flow_error_set(error, ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_ACTION, action,
+ "a non-NULL RSS queue is not supported");
+
+ /* Check hash function and save it to rss_meta. */
+ if (rss->func == RTE_ETH_HASH_FUNCTION_SIMPLE_XOR)
+ rss_meta->hash_function =
+ RTE_ETH_HASH_FUNCTION_SIMPLE_XOR;
+
+ if (rss->func ==
+ RTE_ETH_HASH_FUNCTION_SYMMETRIC_TOEPLITZ)
+ rss_meta->hash_function =
+ RTE_ETH_HASH_FUNCTION_SYMMETRIC_TOEPLITZ;
+
+ type_match_item =
+ rte_zmalloc("iavf_type_match_item",
+ sizeof(struct iavf_hash_match_type), 0);
+ if (!type_match_item) {
+ rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_HANDLE,
+ NULL,
+ "No memory for type_match_item");
+ return -ENOMEM;
+ }
+
+ /* Find matched proto hdrs according to hash type. */
+ for (i = 0; i < type_list_len; i++) {
+ struct iavf_hash_match_type *ht_map =
+ &iavf_hash_type_list[i];
+ if (rss_type == ht_map->hash_type &&
+ tt->phint_type == ht_map->phint_type) {
+ type_match_item->hash_type =
+ ht_map->hash_type;
+ type_match_item->proto_hdrs =
+ ht_map->proto_hdrs;
+ rss_meta->proto_hdrs =
+ type_match_item->proto_hdrs;
+ item_found = true;
+ }
+ }
+
+ rte_free(type_match_item);
+
+ if (!item_found)
+ return rte_flow_error_set(error, ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_ACTION, action,
+ "Not supported flow");
+ break;
+
+ case RTE_FLOW_ACTION_TYPE_END:
+ break;
+
+ default:
+ rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ACTION, action,
+ "Invalid action.");
+ return -rte_errno;
+ }
+ }
+
+ return 0;
+}
+
+static int
+iavf_hash_parse_pattern_action(__rte_unused struct iavf_adapter *ad,
+ struct iavf_pattern_match_item *array,
+ uint32_t array_len,
+ const struct rte_flow_item pattern[],
+ const struct rte_flow_action actions[],
+ void **meta,
+ struct rte_flow_error *error)
+{
+ struct iavf_pattern_match_item *pattern_match_item;
+ struct iavf_rss_meta *rss_meta_ptr;
+ int ret = 0;
+
+ rss_meta_ptr = rte_zmalloc(NULL, sizeof(*rss_meta_ptr), 0);
+ if (!rss_meta_ptr) {
+ rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
+ "No memory for rss_meta_ptr");
+ return -ENOMEM;
+ }
+
+ /* Check rss supported pattern and find matched pattern. */
+ pattern_match_item =
+ iavf_search_pattern_match_item(pattern, array, array_len,
+ error);
+ if (!pattern_match_item) {
+ ret = -rte_errno;
+ goto error;
+ }
+
+ ret = iavf_hash_check_inset(pattern, error);
+ if (ret)
+ goto error;
+
+ /* Check rss action. */
+ ret = iavf_hash_parse_action(pattern_match_item, pattern, actions,
+ (void **)&rss_meta_ptr, error);
+
+error:
+ if (!ret && meta)
+ *meta = rss_meta_ptr;
+ else
+ rte_free(rss_meta_ptr);
+
+ rte_free(pattern_match_item);
+
+ return ret;
+}
+
+static int
+iavf_hash_create(__rte_unused struct iavf_adapter *ad,
+ __rte_unused struct rte_flow *flow, void *meta,
+ __rte_unused struct rte_flow_error *error)
+{
+ struct iavf_rss_meta *rss_meta = (struct iavf_rss_meta *)meta;
+ struct virtchnl_rss_cfg *rss_cfg;
+ int ret = 0;
+
+ rss_cfg = rte_zmalloc("iavf rss rule",
+ sizeof(struct virtchnl_rss_cfg), 0);
+ if (!rss_cfg) {
+ rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
+ "No memory for rss rule");
+ return -ENOMEM;
+ }
+
+ rss_cfg->proto_hdrs = *rss_meta->proto_hdrs;
+ rss_cfg->rss_algorithm = rss_meta->hash_function;
+
+ ret = iavf_add_del_rss_cfg(ad, rss_cfg, true);
+ if (!ret) {
+ flow->rule = rss_cfg;
+ } else {
+ PMD_DRV_LOG(ERR, "fail to add RSS configure");
+ rte_free(rss_cfg);
+ }
+
+ rte_free(meta);
+
+ return ret;
+}
+
+static int
+iavf_hash_destroy(__rte_unused struct iavf_adapter *ad,
+ struct rte_flow *flow,
+ __rte_unused struct rte_flow_error *error)
+{
+ struct virtchnl_rss_cfg *rss_cfg;
+ int ret = 0;
+
+ rss_cfg = (struct virtchnl_rss_cfg *)flow->rule;
+
+ ret = iavf_add_del_rss_cfg(ad, rss_cfg, false);
+ if (ret)
+ PMD_DRV_LOG(ERR, "fail to del RSS configure");
+
+ return ret;
+}
+
+static void
+iavf_hash_uninit(struct iavf_adapter *ad)
+{
+ iavf_unregister_parser(&iavf_hash_parser, ad);
+}
+
+static void
+iavf_hash_free(struct rte_flow *flow)
+{
+ rte_free(flow->rule);
+}
git.droids-corp.org / dpdk.git / commitdiff