-/* Indirection table. */
-struct mlx5_ind_table_ibv {
- LIST_ENTRY(mlx5_ind_table_ibv) next; /* Pointer to the next element. */
- rte_atomic32_t refcnt; /* Reference counter. */
- struct ibv_rwq_ind_table *ind_table; /**< Indirection table. */
- uint16_t queues_n; /**< Number of queues in the list. */
- uint16_t queues[]; /**< Queue list. */
-};
-
-/* Hash Rx queue. */
-struct mlx5_hrxq {
- LIST_ENTRY(mlx5_hrxq) next; /* Pointer to the next element. */
- rte_atomic32_t refcnt; /* Reference counter. */
- struct mlx5_ind_table_ibv *ind_table; /* Indirection table. */
- struct ibv_qp *qp; /* Verbs queue pair. */
- uint64_t hash_fields; /* Verbs Hash fields. */
- uint8_t rss_key_len; /* Hash key length in bytes. */
- uint8_t rss_key[]; /* Hash key. */
-};
-
-/* Hash RX queue types. */
-enum hash_rxq_type {
- HASH_RXQ_TCPV4,
- HASH_RXQ_UDPV4,
- HASH_RXQ_IPV4,
- HASH_RXQ_TCPV6,
- HASH_RXQ_UDPV6,
- HASH_RXQ_IPV6,
- HASH_RXQ_ETH,
-};
-
-/* Flow structure with Ethernet specification. It is packed to prevent padding
- * between attr and spec as this layout is expected by libibverbs. */
-struct flow_attr_spec_eth {
- struct ibv_flow_attr attr;
- struct ibv_flow_spec_eth spec;
-} __attribute__((packed));
-
-/* Define a struct flow_attr_spec_eth object as an array of at least
- * "size" bytes. Room after the first index is normally used to store
- * extra flow specifications. */
-#define FLOW_ATTR_SPEC_ETH(name, size) \
- struct flow_attr_spec_eth name \
- [((size) / sizeof(struct flow_attr_spec_eth)) + \
- !!((size) % sizeof(struct flow_attr_spec_eth))]
-
-/* Initialization data for hash RX queue. */
-struct hash_rxq_init {
- uint64_t hash_fields; /* Fields that participate in the hash. */
- uint64_t dpdk_rss_hf; /* Matching DPDK RSS hash fields. */
- unsigned int flow_priority; /* Flow priority to use. */
- union {
- struct {
- enum ibv_flow_spec_type type;
- uint16_t size;
- } hdr;
- struct ibv_flow_spec_tcp_udp tcp_udp;
- struct ibv_flow_spec_ipv4 ipv4;
- struct ibv_flow_spec_ipv6 ipv6;
- struct ibv_flow_spec_eth eth;
- } flow_spec; /* Flow specification template. */
- const struct hash_rxq_init *underlayer; /* Pointer to underlayer. */
-};
-
-/* Initialization data for indirection table. */
-struct ind_table_init {
- unsigned int max_size; /* Maximum number of WQs. */
- /* Hash RX queues using this table. */
- unsigned int hash_types;
- unsigned int hash_types_n;
-};
-
-/* Initialization data for special flows. */
-struct special_flow_init {
- uint8_t dst_mac_val[6];
- uint8_t dst_mac_mask[6];
- unsigned int hash_types;
- unsigned int per_vlan:1;
-};
-
-enum hash_rxq_flow_type {
- HASH_RXQ_FLOW_TYPE_PROMISC,
- HASH_RXQ_FLOW_TYPE_ALLMULTI,
- HASH_RXQ_FLOW_TYPE_BROADCAST,
- HASH_RXQ_FLOW_TYPE_IPV6MULTI,
- HASH_RXQ_FLOW_TYPE_MAC,
-};
-
-#ifndef NDEBUG
-static inline const char *
-hash_rxq_flow_type_str(enum hash_rxq_flow_type flow_type)
-{
- switch (flow_type) {
- case HASH_RXQ_FLOW_TYPE_PROMISC:
- return "promiscuous";
- case HASH_RXQ_FLOW_TYPE_ALLMULTI:
- return "allmulticast";
- case HASH_RXQ_FLOW_TYPE_BROADCAST:
- return "broadcast";
- case HASH_RXQ_FLOW_TYPE_IPV6MULTI:
- return "IPv6 multicast";
- case HASH_RXQ_FLOW_TYPE_MAC:
- return "MAC";
- }
- return NULL;
-}
-#endif /* NDEBUG */
-
-struct hash_rxq {
- struct priv *priv; /* Back pointer to private data. */
- struct ibv_qp *qp; /* Hash RX QP. */
- enum hash_rxq_type type; /* Hash RX queue type. */
- /* MAC flow steering rules, one per VLAN ID. */
- struct ibv_flow *mac_flow
- [MLX5_MAX_MAC_ADDRESSES][MLX5_MAX_VLAN_IDS];
- struct ibv_flow *special_flow
- [MLX5_MAX_SPECIAL_FLOWS][MLX5_MAX_VLAN_IDS];