MLX5_RTE_FLOW_ITEM_TYPE_END = INT_MIN,
MLX5_RTE_FLOW_ITEM_TYPE_TAG,
MLX5_RTE_FLOW_ITEM_TYPE_TX_QUEUE,
+ MLX5_RTE_FLOW_ITEM_TYPE_VLAN,
};
/* Private (internal) rte flow actions. */
#define MLX5_FLOW_ACTION_DEC_TTL (1u << 19)
#define MLX5_FLOW_ACTION_SET_MAC_SRC (1u << 20)
#define MLX5_FLOW_ACTION_SET_MAC_DST (1u << 21)
-#define MLX5_FLOW_ACTION_VXLAN_ENCAP (1u << 22)
-#define MLX5_FLOW_ACTION_VXLAN_DECAP (1u << 23)
-#define MLX5_FLOW_ACTION_NVGRE_ENCAP (1u << 24)
-#define MLX5_FLOW_ACTION_NVGRE_DECAP (1u << 25)
-#define MLX5_FLOW_ACTION_RAW_ENCAP (1u << 26)
-#define MLX5_FLOW_ACTION_RAW_DECAP (1u << 27)
-#define MLX5_FLOW_ACTION_INC_TCP_SEQ (1u << 28)
-#define MLX5_FLOW_ACTION_DEC_TCP_SEQ (1u << 29)
-#define MLX5_FLOW_ACTION_INC_TCP_ACK (1u << 30)
-#define MLX5_FLOW_ACTION_DEC_TCP_ACK (1u << 31)
-#define MLX5_FLOW_ACTION_SET_TAG (1ull << 32)
-#define MLX5_FLOW_ACTION_MARK_EXT (1ull << 33)
-#define MLX5_FLOW_ACTION_SET_META (1ull << 34)
-#define MLX5_FLOW_ACTION_METER (1ull << 35)
-#define MLX5_FLOW_ACTION_SET_IPV4_DSCP (1ull << 36)
-#define MLX5_FLOW_ACTION_SET_IPV6_DSCP (1ull << 37)
+#define MLX5_FLOW_ACTION_ENCAP (1u << 22)
+#define MLX5_FLOW_ACTION_DECAP (1u << 23)
+#define MLX5_FLOW_ACTION_INC_TCP_SEQ (1u << 24)
+#define MLX5_FLOW_ACTION_DEC_TCP_SEQ (1u << 25)
+#define MLX5_FLOW_ACTION_INC_TCP_ACK (1u << 26)
+#define MLX5_FLOW_ACTION_DEC_TCP_ACK (1u << 27)
+#define MLX5_FLOW_ACTION_SET_TAG (1ull << 28)
+#define MLX5_FLOW_ACTION_MARK_EXT (1ull << 29)
+#define MLX5_FLOW_ACTION_SET_META (1ull << 30)
+#define MLX5_FLOW_ACTION_METER (1ull << 31)
+#define MLX5_FLOW_ACTION_SET_IPV4_DSCP (1ull << 32)
+#define MLX5_FLOW_ACTION_SET_IPV6_DSCP (1ull << 33)
#define MLX5_FLOW_FATE_ACTIONS \
(MLX5_FLOW_ACTION_DROP | MLX5_FLOW_ACTION_QUEUE | \
(MLX5_FLOW_ACTION_DROP | MLX5_FLOW_ACTION_PORT_ID | \
MLX5_FLOW_ACTION_JUMP)
-#define MLX5_FLOW_ENCAP_ACTIONS (MLX5_FLOW_ACTION_VXLAN_ENCAP | \
- MLX5_FLOW_ACTION_NVGRE_ENCAP | \
- MLX5_FLOW_ACTION_RAW_ENCAP)
-
-#define MLX5_FLOW_DECAP_ACTIONS (MLX5_FLOW_ACTION_VXLAN_DECAP | \
- MLX5_FLOW_ACTION_NVGRE_DECAP | \
- MLX5_FLOW_ACTION_RAW_DECAP)
#define MLX5_FLOW_MODIFY_HDR_ACTIONS (MLX5_FLOW_ACTION_SET_IPV4_SRC | \
MLX5_FLOW_ACTION_SET_IPV4_DST | \
#define MLX5_FLOW_VLAN_ACTIONS (MLX5_FLOW_ACTION_OF_POP_VLAN | \
MLX5_FLOW_ACTION_OF_PUSH_VLAN)
+
+#define MLX5_FLOW_XCAP_ACTIONS (MLX5_FLOW_ACTION_ENCAP | MLX5_FLOW_ACTION_DECAP)
+
#ifndef IPPROTO_MPLS
#define IPPROTO_MPLS 137
#endif
#define MLX5_GENEVE_OPT_LEN_0 14
#define MLX5_GENEVE_OPT_LEN_1 63
+#define MLX5_ENCAPSULATION_DECISION_SIZE (sizeof(struct rte_flow_item_eth) + \
+ sizeof(struct rte_flow_item_ipv4))
+
enum mlx5_flow_drv_type {
MLX5_FLOW_TYPE_MIN,
MLX5_FLOW_TYPE_DV,
/* Encap/decap resource structure. */
struct mlx5_flow_dv_encap_decap_resource {
- LIST_ENTRY(mlx5_flow_dv_encap_decap_resource) next;
+ ILIST_ENTRY(uint32_t)next;
/* Pointer to next element. */
rte_atomic32_t refcnt; /**< Reference counter. */
void *verbs_action;
void *action;
/**< Verbs tag action object. */
rte_atomic32_t refcnt; /**< Reference counter. */
+ uint32_t idx; /**< Index for the index memory pool. */
};
/*
/* Port ID resource structure. */
struct mlx5_flow_dv_port_id_action_resource {
- LIST_ENTRY(mlx5_flow_dv_port_id_action_resource) next;
+ ILIST_ENTRY(uint32_t)next;
/* Pointer to next element. */
rte_atomic32_t refcnt; /**< Reference counter. */
void *action;
/* Push VLAN action resource structure */
struct mlx5_flow_dv_push_vlan_action_resource {
- LIST_ENTRY(mlx5_flow_dv_push_vlan_action_resource) next;
+ ILIST_ENTRY(uint32_t)next;
/* Pointer to next element. */
rte_atomic32_t refcnt; /**< Reference counter. */
void *action; /**< Direct verbs action object. */
/**< matchers' header associated with the flow table. */
struct mlx5_flow_dv_jump_tbl_resource jump;
/**< jump resource, at most one for each table created. */
+ uint32_t idx; /**< index for the indexed mempool. */
+};
+
+/* Verbs specification header. */
+struct ibv_spec_header {
+ enum ibv_flow_spec_type type;
+ uint16_t size;
+};
+
+struct mlx5_flow_rss {
+ uint32_t level;
+ uint32_t queue_num; /**< Number of entries in @p queue. */
+ uint64_t types; /**< Specific RSS hash types (see ETH_RSS_*). */
+ uint16_t (*queue)[]; /**< Destination queues to redirect traffic to. */
+ uint8_t key[MLX5_RSS_HASH_KEY_LEN]; /**< RSS hash key. */
+};
+
+/** Device flow handle structure for DV mode only. */
+struct mlx5_flow_handle_dv {
+ /* Flow DV api: */
+ struct mlx5_flow_dv_matcher *matcher; /**< Cache to matcher. */
+ uint32_t encap_decap;
+ /**< Index to encap/decap resource in cache. */
+ struct mlx5_flow_dv_modify_hdr_resource *modify_hdr;
+ /**< Pointer to modify header resource in cache. */
+ struct mlx5_vf_vlan vf_vlan;
+ /**< Structure for VF VLAN workaround. */
+ uint32_t push_vlan_res;
+ /**< Index to push VLAN action resource in cache. */
+ uint32_t tag_resource;
+ /**< Index to the tag action. */
};
+/** Device flow handle structure: used both for creating & destroying. */
+struct mlx5_flow_handle {
+ SILIST_ENTRY(uint32_t)next;
+ /**< Index to next device flow handle. */
+ uint64_t layers;
+ /**< Bit-fields of present layers, see MLX5_FLOW_LAYER_*. */
+ uint64_t act_flags;
+ /**< Bit-fields of detected actions, see MLX5_FLOW_ACTION_*. */
+ void *ib_flow; /**< Verbs flow pointer. */
+ struct mlx5_vf_vlan vf_vlan; /**< Structure for VF VLAN workaround. */
+ union {
+ uint32_t qrss_id; /**< Uniqie Q/RSS suffix subflow tag. */
+ uint32_t mtr_flow_id; /**< Unique meter match flow id. */
+ };
+ union {
+ uint32_t hrxq; /**< Hash Rx queue object index. */
+ uint32_t jump; /**< Index to the jump action resource. */
+ uint32_t port_id_action;
+ /**< Index to port ID action resource. */
+ };
+#ifdef HAVE_IBV_FLOW_DV_SUPPORT
+ struct mlx5_flow_handle_dv dvh;
+#endif
+};
+
+/*
+ * Size for Verbs device flow handle structure only. Do not use the DV only
+ * structure in Verbs. No DV flows attributes will be accessed.
+ * Macro offsetof() could also be used here.
+ */
+#ifdef HAVE_IBV_FLOW_DV_SUPPORT
+#define MLX5_FLOW_HANDLE_VERBS_SIZE \
+ (sizeof(struct mlx5_flow_handle) - sizeof(struct mlx5_flow_handle_dv))
+#else
+#define MLX5_FLOW_HANDLE_VERBS_SIZE (sizeof(struct mlx5_flow_handle))
+#endif
+
/*
* Max number of actions per DV flow.
* See CREATE_FLOW_MAX_FLOW_ACTIONS_SUPPORTED
- * In rdma-core file providers/mlx5/verbs.c
+ * in rdma-core file providers/mlx5/verbs.c.
*/
#define MLX5_DV_MAX_NUMBER_OF_ACTIONS 8
-/* DV flows structure. */
-struct mlx5_flow_dv {
- struct mlx5_hrxq *hrxq; /**< Hash Rx queues. */
- /* Flow DV api: */
- struct mlx5_flow_dv_matcher *matcher; /**< Cache to matcher. */
- struct mlx5_flow_dv_match_params value;
- /**< Holds the value that the packet is compared to. */
+/** Device flow structure only for DV flow creation. */
+struct mlx5_flow_dv_workspace {
+ uint32_t group; /**< The group index. */
+ uint8_t transfer; /**< 1 if the flow is E-Switch flow. */
+ int actions_n; /**< number of actions. */
+ void *actions[MLX5_DV_MAX_NUMBER_OF_ACTIONS]; /**< Action list. */
struct mlx5_flow_dv_encap_decap_resource *encap_decap;
/**< Pointer to encap/decap resource in cache. */
- struct mlx5_flow_dv_modify_hdr_resource *modify_hdr;
- /**< Pointer to modify header resource in cache. */
- struct ibv_flow *flow; /**< Installed flow. */
- struct mlx5_flow_dv_jump_tbl_resource *jump;
- /**< Pointer to the jump action resource. */
- struct mlx5_flow_dv_port_id_action_resource *port_id_action;
- /**< Pointer to port ID action resource. */
- struct mlx5_vf_vlan vf_vlan;
- /**< Structure for VF VLAN workaround. */
struct mlx5_flow_dv_push_vlan_action_resource *push_vlan_res;
/**< Pointer to push VLAN action resource in cache. */
struct mlx5_flow_dv_tag_resource *tag_resource;
/**< pointer to the tag action. */
-#ifdef HAVE_IBV_FLOW_DV_SUPPORT
- void *actions[MLX5_DV_MAX_NUMBER_OF_ACTIONS];
- /**< Action list. */
-#endif
- int actions_n; /**< number of actions. */
+ struct mlx5_flow_dv_port_id_action_resource *port_id_action;
+ /**< Pointer to port ID action resource. */
+ struct mlx5_flow_dv_jump_tbl_resource *jump;
+ /**< Pointer to the jump action resource. */
+ struct mlx5_flow_dv_match_params value;
+ /**< Holds the value that the packet is compared to. */
};
-/* Verbs specification header. */
-struct ibv_spec_header {
- enum ibv_flow_spec_type type;
- uint16_t size;
-};
+/*
+ * Maximal Verbs flow specifications & actions size.
+ * Some elements are mutually exclusive, but enough space should be allocated.
+ * Tunnel cases: 1. Max 2 Ethernet + IP(v6 len > v4 len) + TCP/UDP headers.
+ * 2. One tunnel header (exception: GRE + MPLS),
+ * SPEC length: GRE == tunnel.
+ * Actions: 1. 1 Mark OR Flag.
+ * 2. 1 Drop (if any).
+ * 3. No limitation for counters, but it makes no sense to support too
+ * many counters in a single device flow.
+ */
+#ifdef HAVE_IBV_DEVICE_MPLS_SUPPORT
+#define MLX5_VERBS_MAX_SPEC_SIZE \
+ ( \
+ (2 * (sizeof(struct ibv_flow_spec_eth) + \
+ sizeof(struct ibv_flow_spec_ipv6) + \
+ sizeof(struct ibv_flow_spec_tcp_udp)) + \
+ sizeof(struct ibv_flow_spec_gre) + \
+ sizeof(struct ibv_flow_spec_mpls)) \
+ )
+#else
+#define MLX5_VERBS_MAX_SPEC_SIZE \
+ ( \
+ (2 * (sizeof(struct ibv_flow_spec_eth) + \
+ sizeof(struct ibv_flow_spec_ipv6) + \
+ sizeof(struct ibv_flow_spec_tcp_udp)) + \
+ sizeof(struct ibv_flow_spec_tunnel)) \
+ )
+#endif
+
+#if defined(HAVE_IBV_DEVICE_COUNTERS_SET_V42) || \
+ defined(HAVE_IBV_DEVICE_COUNTERS_SET_V45)
+#define MLX5_VERBS_MAX_ACT_SIZE \
+ ( \
+ sizeof(struct ibv_flow_spec_action_tag) + \
+ sizeof(struct ibv_flow_spec_action_drop) + \
+ sizeof(struct ibv_flow_spec_counter_action) * 4 \
+ )
+#else
+#define MLX5_VERBS_MAX_ACT_SIZE \
+ ( \
+ sizeof(struct ibv_flow_spec_action_tag) + \
+ sizeof(struct ibv_flow_spec_action_drop) \
+ )
+#endif
+
+#define MLX5_VERBS_MAX_SPEC_ACT_SIZE \
+ (MLX5_VERBS_MAX_SPEC_SIZE + MLX5_VERBS_MAX_ACT_SIZE)
-/** Handles information leading to a drop fate. */
-struct mlx5_flow_verbs {
- LIST_ENTRY(mlx5_flow_verbs) next;
+/** Device flow structure only for Verbs flow creation. */
+struct mlx5_flow_verbs_workspace {
unsigned int size; /**< Size of the attribute. */
- struct {
- struct ibv_flow_attr *attr;
- /**< Pointer to the Specification buffer. */
- uint8_t *specs; /**< Pointer to the specifications. */
- };
- struct ibv_flow *flow; /**< Verbs flow pointer. */
- struct mlx5_hrxq *hrxq; /**< Hash Rx queue object. */
- struct mlx5_vf_vlan vf_vlan;
- /**< Structure for VF VLAN workaround. */
+ struct ibv_flow_attr attr; /**< Verbs flow attribute buffer. */
+ uint8_t specs[MLX5_VERBS_MAX_SPEC_ACT_SIZE];
+ /**< Specifications & actions buffer of verbs flow. */
};
-struct mlx5_flow_rss {
- uint32_t level;
- uint32_t queue_num; /**< Number of entries in @p queue. */
- uint64_t types; /**< Specific RSS hash types (see ETH_RSS_*). */
- uint16_t (*queue)[]; /**< Destination queues to redirect traffic to. */
- uint8_t key[MLX5_RSS_HASH_KEY_LEN]; /**< RSS hash key. */
-};
+/** Maximal number of device sub-flows supported. */
+#define MLX5_NUM_MAX_DEV_FLOWS 32
/** Device flow structure. */
struct mlx5_flow {
- LIST_ENTRY(mlx5_flow) next;
struct rte_flow *flow; /**< Pointer to the main flow. */
- uint64_t layers;
- /**< Bit-fields of present layers, see MLX5_FLOW_LAYER_*. */
- uint64_t actions;
- /**< Bit-fields of detected actions, see MLX5_FLOW_ACTION_*. */
uint64_t hash_fields; /**< Verbs hash Rx queue hash fields. */
+ bool external; /**< true if the flow is created external to PMD. */
uint8_t ingress; /**< 1 if the flow is ingress. */
- uint32_t group; /**< The group index. */
- uint8_t transfer; /**< 1 if the flow is E-Switch flow. */
union {
#ifdef HAVE_IBV_FLOW_DV_SUPPORT
- struct mlx5_flow_dv dv;
+ struct mlx5_flow_dv_workspace dv;
#endif
- struct mlx5_flow_verbs verbs;
- };
- union {
- uint32_t qrss_id; /**< Uniqie Q/RSS suffix subflow tag. */
- uint32_t mtr_flow_id; /**< Unique meter match flow id. */
+ struct mlx5_flow_verbs_workspace verbs;
};
- bool external; /**< true if the flow is created external to PMD. */
+ struct mlx5_flow_handle *handle;
+ uint32_t handle_idx; /* Index of the mlx5 flow handle memory. */
};
/* Flow meter state. */
/* Meter policer statistics */
struct mlx5_flow_policer_stats {
- struct mlx5_flow_counter *cnt[RTE_COLORS + 1];
+ uint32_t cnt[RTE_COLORS + 1];
/**< Color counter, extra for drop. */
uint64_t stats_mask;
/**< Statistics mask for the colors. */
struct mlx5_meter_domain_info {
struct mlx5_flow_tbl_resource *tbl;
/**< Meter table. */
+ struct mlx5_flow_tbl_resource *sfx_tbl;
+ /**< Meter suffix table. */
void *any_matcher;
/**< Meter color not match default criteria. */
void *color_matcher;
TAILQ_ENTRY(rte_flow) next; /**< Pointer to the next flow structure. */
enum mlx5_flow_drv_type drv_type; /**< Driver type. */
struct mlx5_flow_rss rss; /**< RSS context. */
- struct mlx5_flow_counter *counter; /**< Holds flow counter. */
+ uint32_t counter; /**< Holds flow counter. */
struct mlx5_flow_mreg_copy_resource *mreg_copy;
/**< pointer to metadata register copy table resource. */
struct mlx5_flow_meter *meter; /**< Holds flow meter. */
- LIST_HEAD(dev_flows, mlx5_flow) dev_flows;
- /**< Device flows that are part of the flow. */
+ uint32_t dev_handles;
+ /**< Device flow handles that are part of the flow. */
struct mlx5_fdir *fdir; /**< Pointer to associated FDIR if any. */
uint32_t hairpin_flow_id; /**< The flow id used for hairpin. */
uint32_t copy_applied:1; /**< The MARK copy Flow os applied. */
bool external,
struct rte_flow_error *error);
typedef struct mlx5_flow *(*mlx5_flow_prepare_t)
- (const struct rte_flow_attr *attr, const struct rte_flow_item items[],
+ (struct rte_eth_dev *dev, const struct rte_flow_attr *attr,
+ const struct rte_flow_item items[],
const struct rte_flow_action actions[], struct rte_flow_error *error);
typedef int (*mlx5_flow_translate_t)(struct rte_eth_dev *dev,
struct mlx5_flow *dev_flow,
(struct rte_eth_dev *dev,
const struct mlx5_flow_meter *fm,
const struct rte_flow_attr *attr);
-typedef struct mlx5_flow_counter * (*mlx5_flow_counter_alloc_t)
+typedef uint32_t (*mlx5_flow_counter_alloc_t)
(struct rte_eth_dev *dev);
typedef void (*mlx5_flow_counter_free_t)(struct rte_eth_dev *dev,
- struct mlx5_flow_counter *cnt);
+ uint32_t cnt);
typedef int (*mlx5_flow_counter_query_t)(struct rte_eth_dev *dev,
- struct mlx5_flow_counter *cnt,
+ uint32_t cnt,
bool clear, uint64_t *pkts,
uint64_t *bytes);
struct mlx5_flow_driver_ops {
uint32_t mlx5_flow_id_release(struct mlx5_flow_id_pool *pool,
uint32_t id);
int mlx5_flow_group_to_table(const struct rte_flow_attr *attributes,
- bool external, uint32_t group, uint32_t *table,
- struct rte_flow_error *error);
+ bool external, uint32_t group, bool fdb_def_rule,
+ uint32_t *table, struct rte_flow_error *error);
uint64_t mlx5_flow_hashfields_adjust(struct mlx5_flow *dev_flow, int tunnel,
uint64_t layer_types,
uint64_t hash_fields);