numam-dpdk/drivers/net/hns3/hns3_fdir.h

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