2019-09-26 14:01:56 +00:00
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/* SPDX-License-Identifier: BSD-3-Clause
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* Copyright(c) 2018-2019 Hisilicon Limited.
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*/
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#ifndef _HNS3_FDIR_H_
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#define _HNS3_FDIR_H_
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#include <rte_flow.h>
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struct hns3_fd_key_cfg {
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uint8_t key_sel;
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uint8_t inner_sipv6_word_en;
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uint8_t inner_dipv6_word_en;
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uint8_t outer_sipv6_word_en;
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uint8_t outer_dipv6_word_en;
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uint32_t tuple_active;
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uint32_t meta_data_active;
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};
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enum HNS3_FD_STAGE {
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HNS3_FD_STAGE_1,
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HNS3_FD_STAGE_2,
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HNS3_FD_STAGE_NUM,
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};
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enum HNS3_FD_ACTION {
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HNS3_FD_ACTION_ACCEPT_PACKET,
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HNS3_FD_ACTION_DROP_PACKET,
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};
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struct hns3_fd_cfg {
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uint8_t fd_mode;
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uint16_t max_key_length;
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uint32_t rule_num[HNS3_FD_STAGE_NUM]; /* rule entry number */
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uint16_t cnt_num[HNS3_FD_STAGE_NUM]; /* rule hit counter number */
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struct hns3_fd_key_cfg key_cfg[HNS3_FD_STAGE_NUM];
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};
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/* OUTER_XXX indicates tuples in tunnel header of tunnel packet
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* INNER_XXX indicate tuples in tunneled header of tunnel packet or
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* tuples of non-tunnel packet
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*/
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enum HNS3_FD_TUPLE {
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OUTER_DST_MAC,
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OUTER_SRC_MAC,
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OUTER_VLAN_TAG_FST,
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OUTER_VLAN_TAG_SEC,
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OUTER_ETH_TYPE,
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OUTER_L2_RSV,
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OUTER_IP_TOS,
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OUTER_IP_PROTO,
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OUTER_SRC_IP,
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OUTER_DST_IP,
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OUTER_L3_RSV,
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OUTER_SRC_PORT,
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OUTER_DST_PORT,
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OUTER_L4_RSV,
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OUTER_TUN_VNI,
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OUTER_TUN_FLOW_ID,
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INNER_DST_MAC,
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INNER_SRC_MAC,
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INNER_VLAN_TAG1,
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INNER_VLAN_TAG2,
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INNER_ETH_TYPE,
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INNER_L2_RSV,
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INNER_IP_TOS,
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INNER_IP_PROTO,
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INNER_SRC_IP,
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INNER_DST_IP,
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INNER_L3_RSV,
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INNER_SRC_PORT,
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INNER_DST_PORT,
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INNER_SCTP_TAG,
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MAX_TUPLE,
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};
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#define VLAN_TAG_NUM_MAX 2
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#define VNI_OR_TNI_LEN 3
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#define IP_ADDR_LEN 4 /* Length of IPv6 address. */
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#define IP_ADDR_KEY_ID 3 /* The last 32bit of IP address as FDIR search key */
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#define IPV6_ADDR_WORD_MASK 3 /* The last two word of IPv6 as FDIR search key */
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struct hns3_fd_rule_tuples {
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uint8_t src_mac[RTE_ETHER_ADDR_LEN];
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uint8_t dst_mac[RTE_ETHER_ADDR_LEN];
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uint32_t src_ip[IP_ADDR_LEN];
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uint32_t dst_ip[IP_ADDR_LEN];
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uint16_t src_port;
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uint16_t dst_port;
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uint16_t vlan_tag1;
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uint16_t vlan_tag2;
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uint16_t ether_type;
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uint8_t ip_tos;
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uint8_t ip_proto;
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uint32_t sctp_tag;
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uint16_t outer_src_port;
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uint16_t tunnel_type;
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uint16_t outer_ether_type;
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uint8_t outer_proto;
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uint8_t outer_tun_vni[VNI_OR_TNI_LEN];
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uint8_t outer_tun_flow_id;
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};
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struct hns3_fd_ad_data {
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uint16_t ad_id;
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uint8_t drop_packet;
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uint8_t forward_to_direct_queue;
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uint16_t queue_id;
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uint8_t use_counter;
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uint8_t counter_id;
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uint8_t use_next_stage;
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uint8_t write_rule_id_to_bd;
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uint8_t next_input_key;
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uint16_t rule_id;
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};
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struct hns3_flow_counter {
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LIST_ENTRY(hns3_flow_counter) next; /* Pointer to the next counter. */
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uint32_t shared:1; /* Share counter ID with other flow rules. */
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uint32_t ref_cnt:31; /* Reference counter. */
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uint16_t id; /* Counter ID. */
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uint64_t hits; /* Number of packets matched by the rule. */
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};
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#define HNS3_RULE_FLAG_FDID 0x1
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#define HNS3_RULE_FLAG_VF_ID 0x2
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#define HNS3_RULE_FLAG_COUNTER 0x4
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struct hns3_fdir_key_conf {
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struct hns3_fd_rule_tuples spec;
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struct hns3_fd_rule_tuples mask;
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uint8_t vlan_num;
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uint8_t outer_vlan_num;
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};
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struct hns3_fdir_rule {
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struct hns3_fdir_key_conf key_conf;
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uint32_t input_set;
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uint32_t flags;
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uint32_t fd_id; /* APP marked unique value for this rule. */
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uint8_t action;
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/* VF id, avaiblable when flags with HNS3_RULE_FLAG_VF_ID. */
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uint8_t vf_id;
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uint16_t queue_id;
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uint16_t location;
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struct rte_flow_action_count act_cnt;
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};
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/* FDIR filter list structure */
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struct hns3_fdir_rule_ele {
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TAILQ_ENTRY(hns3_fdir_rule_ele) entries;
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struct hns3_fdir_rule fdir_conf;
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};
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2019-09-26 14:01:57 +00:00
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/* rss filter list structure */
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struct hns3_rss_conf_ele {
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TAILQ_ENTRY(hns3_rss_conf_ele) entries;
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struct hns3_rss_conf filter_info;
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};
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2019-09-26 14:01:56 +00:00
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/* hns3_flow memory list structure */
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struct hns3_flow_mem {
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TAILQ_ENTRY(hns3_flow_mem) entries;
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struct rte_flow *flow;
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};
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TAILQ_HEAD(hns3_fdir_rule_list, hns3_fdir_rule_ele);
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2019-09-26 14:01:57 +00:00
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TAILQ_HEAD(hns3_rss_filter_list, hns3_rss_conf_ele);
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2019-09-26 14:01:56 +00:00
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TAILQ_HEAD(hns3_flow_mem_list, hns3_flow_mem);
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struct hns3_process_private {
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struct hns3_fdir_rule_list fdir_list;
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2019-09-26 14:01:57 +00:00
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struct hns3_rss_filter_list filter_rss_list;
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2019-09-26 14:01:56 +00:00
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struct hns3_flow_mem_list flow_list;
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};
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/*
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* A structure used to define fields of a FDIR related info.
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*/
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struct hns3_fdir_info {
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rte_spinlock_t flows_lock;
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struct hns3_fdir_rule_list fdir_list;
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struct hns3_fdir_rule_ele **hash_map;
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struct rte_hash *hash_handle;
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struct hns3_fd_cfg fd_cfg;
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};
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struct rte_flow {
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enum rte_filter_type filter_type;
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void *rule;
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uint32_t counter_id;
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};
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struct hns3_adapter;
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int hns3_init_fd_config(struct hns3_adapter *hns);
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int hns3_fdir_filter_init(struct hns3_adapter *hns);
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void hns3_fdir_filter_uninit(struct hns3_adapter *hns);
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int hns3_fdir_filter_program(struct hns3_adapter *hns,
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struct hns3_fdir_rule *rule, bool del);
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int hns3_clear_all_fdir_filter(struct hns3_adapter *hns);
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int hns3_get_count(struct hns3_hw *hw, uint32_t id, uint64_t *value);
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void hns3_filterlist_init(struct rte_eth_dev *dev);
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int hns3_restore_all_fdir_filter(struct hns3_adapter *hns);
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#endif /* _HNS3_FDIR_H_ */
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