X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fmlx5%2Fmlx5_flow.h;h=43cbda87123800f056b952adba67e159e03b95c1;hb=b293fbf9672b18798e61fd66d9c59e78e1c9710a;hp=df09d0bb6f83e6de6c0cd2ef75a6b2233196f747;hpb=9dbaf7eef6e17113f5c681c3c4fcee6bcda4b5f0;p=dpdk.git diff --git a/drivers/net/mlx5/mlx5_flow.h b/drivers/net/mlx5/mlx5_flow.h index df09d0bb6f..43cbda8712 100644 --- a/drivers/net/mlx5/mlx5_flow.h +++ b/drivers/net/mlx5/mlx5_flow.h @@ -43,6 +43,7 @@ enum mlx5_rte_flow_action_type { MLX5_RTE_FLOW_ACTION_TYPE_TAG, MLX5_RTE_FLOW_ACTION_TYPE_MARK, MLX5_RTE_FLOW_ACTION_TYPE_COPY_MREG, + MLX5_RTE_FLOW_ACTION_TYPE_DEFAULT_MISS, }; /* Matches on selected register. */ @@ -199,10 +200,13 @@ enum mlx5_feature_name { #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_ACTION_AGE (1ull << 34) +#define MLX5_FLOW_ACTION_DEFAULT_MISS (1ull << 35) #define MLX5_FLOW_FATE_ACTIONS \ (MLX5_FLOW_ACTION_DROP | MLX5_FLOW_ACTION_QUEUE | \ - MLX5_FLOW_ACTION_RSS | MLX5_FLOW_ACTION_JUMP) + MLX5_FLOW_ACTION_RSS | MLX5_FLOW_ACTION_JUMP | \ + MLX5_FLOW_ACTION_DEFAULT_MISS) #define MLX5_FLOW_FATE_ESWITCH_ACTIONS \ (MLX5_FLOW_ACTION_DROP | MLX5_FLOW_ACTION_PORT_ID | \ @@ -332,6 +336,23 @@ enum mlx5_feature_name { #define MLX5_ENCAPSULATION_DECISION_SIZE (sizeof(struct rte_flow_item_eth) + \ sizeof(struct rte_flow_item_ipv4)) +/* Software header modify action numbers of a flow. */ +#define MLX5_ACT_NUM_MDF_IPV4 1 +#define MLX5_ACT_NUM_MDF_IPV6 4 +#define MLX5_ACT_NUM_MDF_MAC 2 +#define MLX5_ACT_NUM_MDF_VID 1 +#define MLX5_ACT_NUM_MDF_PORT 2 +#define MLX5_ACT_NUM_MDF_TTL 1 +#define MLX5_ACT_NUM_DEC_TTL MLX5_ACT_NUM_MDF_TTL +#define MLX5_ACT_NUM_MDF_TCPSEQ 1 +#define MLX5_ACT_NUM_MDF_TCPACK 1 +#define MLX5_ACT_NUM_SET_REG 1 +#define MLX5_ACT_NUM_SET_TAG 1 +#define MLX5_ACT_NUM_CPY_MREG MLX5_ACT_NUM_SET_TAG +#define MLX5_ACT_NUM_SET_MARK MLX5_ACT_NUM_SET_TAG +#define MLX5_ACT_NUM_SET_META MLX5_ACT_NUM_SET_TAG +#define MLX5_ACT_NUM_SET_DSCP 1 + enum mlx5_flow_drv_type { MLX5_FLOW_TYPE_MIN, MLX5_FLOW_TYPE_DV, @@ -339,6 +360,17 @@ enum mlx5_flow_drv_type { MLX5_FLOW_TYPE_MAX, }; +/* Fate action type. */ +enum mlx5_flow_fate_type { + MLX5_FLOW_FATE_NONE, /* Egress flow. */ + MLX5_FLOW_FATE_QUEUE, + MLX5_FLOW_FATE_JUMP, + MLX5_FLOW_FATE_PORT_ID, + MLX5_FLOW_FATE_DROP, + MLX5_FLOW_FATE_DEFAULT_MISS, + MLX5_FLOW_FATE_MAX, +}; + /* Matcher PRM representation */ struct mlx5_flow_dv_match_params { size_t size; @@ -364,11 +396,11 @@ struct mlx5_flow_dv_matcher { /* 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; - /**< Verbs encap/decap action object. */ + void *action; + /**< Encap/decap action object. */ uint8_t buf[MLX5_ENCAP_MAX_LEN]; size_t size; uint8_t reformat_type; @@ -381,28 +413,31 @@ struct mlx5_flow_dv_tag_resource { struct mlx5_hlist_entry entry; /**< hash list entry for tag resource, tag value as the key. */ void *action; - /**< Verbs tag action object. */ + /**< Tag action object. */ rte_atomic32_t refcnt; /**< Reference counter. */ + uint32_t idx; /**< Index for the index memory pool. */ }; /* * Number of modification commands. - * If extensive metadata registers are supported, the maximal actions amount is - * 16 and 8 otherwise on root table. The validation could also be done in the - * lower driver layer. - * On non-root table, there is no limitation, but 32 is enough right now. + * The maximal actions amount in FW is some constant, and it is 16 in the + * latest releases. In some old releases, it will be limited to 8. + * Since there is no interface to query the capacity, the maximal value should + * be used to allow PMD to create the flow. The validation will be done in the + * lower driver layer or FW. A failure will be returned if exceeds the maximal + * supported actions number on the root table. + * On non-root tables, there is no limitation, but 32 is enough right now. */ #define MLX5_MAX_MODIFY_NUM 32 #define MLX5_ROOT_TBL_MODIFY_NUM 16 -#define MLX5_ROOT_TBL_MODIFY_NUM_NO_MREG 8 /* Modify resource structure */ struct mlx5_flow_dv_modify_hdr_resource { LIST_ENTRY(mlx5_flow_dv_modify_hdr_resource) next; /* Pointer to next element. */ rte_atomic32_t refcnt; /**< Reference counter. */ - struct ibv_flow_action *verbs_action; - /**< Verbs modify header action object. */ + void *action; + /**< Modify header action object. */ uint8_t ft_type; /**< Flow table type, Rx or Tx. */ uint32_t actions_num; /**< Number of modification actions. */ uint64_t flags; /**< Flags for RDMA API. */ @@ -419,20 +454,20 @@ struct mlx5_flow_dv_jump_tbl_resource { /* 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; - /**< Verbs tag action object. */ + /**< Action object. */ uint32_t port_id; /**< Port ID value. */ }; /* 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. */ + void *action; /**< Action object. */ uint8_t ft_type; /**< Flow table type, Rx, Tx or FDB. */ rte_be32_t vlan_tag; /**< VLAN tag value. */ }; @@ -449,7 +484,8 @@ struct mlx5_flow_mreg_copy_resource { /* List entry for device flows. */ uint32_t refcnt; /* Reference counter. */ uint32_t appcnt; /* Apply/Remove counter. */ - struct rte_flow *flow; /* Built flow for copy. */ + uint32_t idx; + uint32_t rix_flow; /* Built flow for copy. */ }; /* Table data structure of the hash organization. */ @@ -462,6 +498,7 @@ struct mlx5_flow_tbl_data_entry { /**< 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. */ @@ -470,53 +507,55 @@ struct ibv_spec_header { uint16_t size; }; -struct mlx5_flow_rss { +/* RSS description. */ +struct mlx5_flow_rss_desc { 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. */ + uint16_t queue[]; /**< Destination queues to redirect traffic to. */ }; + /** 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. */ - 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 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. */ -}; + uint32_t rix_encap_decap; + /**< Index to encap/decap resource in cache. */ + uint32_t rix_push_vlan; + /**< Index to push VLAN action resource in cache. */ + uint32_t rix_tag; + /**< Index to the tag action. */ +} __rte_packed; /** Device flow handle structure: used both for creating & destroying. */ struct mlx5_flow_handle { - LIST_ENTRY(mlx5_flow_handle) next; - /**< Pointer to next device flow handle. */ + SILIST_ENTRY(uint32_t)next; + struct mlx5_vf_vlan vf_vlan; /**< Structure for VF VLAN workaround. */ + /**< 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_hrxq *hrxq; /**< Hash Rx queue object. */ - struct mlx5_vf_vlan vf_vlan; /**< Structure for VF VLAN workaround. */ + void *drv_flow; /**< pointer to driver flow object. */ + uint32_t split_flow_id:28; /**< Sub flow unique match flow id. */ + uint32_t mark:1; /**< Metadate rxq mark flag. */ + uint32_t fate_action:3; /**< Fate action type. */ union { - uint32_t qrss_id; /**< Uniqie Q/RSS suffix subflow tag. */ - uint32_t mtr_flow_id; /**< Unique meter match flow id. */ + uint32_t rix_hrxq; /**< Hash Rx queue object index. */ + uint32_t rix_jump; /**< Index to the jump action resource. */ + uint32_t rix_port_id_action; + /**< Index to port ID action resource. */ + uint32_t rix_fate; + /**< Generic value indicates the fate action. */ + uint32_t rix_default_fate; + /**< Indicates default miss fate action. */ }; #ifdef HAVE_IBV_FLOW_DV_SUPPORT struct mlx5_flow_handle_dv dvh; #endif -}; +} __rte_packed; /* * Size for Verbs device flow handle structure only. Do not use the DV only @@ -543,6 +582,16 @@ struct mlx5_flow_dv_workspace { 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_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. */ + 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. */ }; @@ -610,7 +659,10 @@ struct mlx5_flow_verbs_workspace { /** Device flow structure. */ struct mlx5_flow { struct rte_flow *flow; /**< Pointer to the main flow. */ - uint64_t hash_fields; /**< Verbs hash Rx queue hash fields. */ + uint32_t flow_idx; /**< The memory pool index to the main flow. */ + uint64_t hash_fields; /**< Hash Rx queue hash fields. */ + uint64_t act_flags; + /**< Bit-fields of detected actions, see MLX5_FLOW_ACTION_*. */ bool external; /**< true if the flow is created external to PMD. */ uint8_t ingress; /**< 1 if the flow is ingress. */ union { @@ -620,6 +672,7 @@ struct mlx5_flow { struct mlx5_flow_verbs_workspace verbs; }; struct mlx5_flow_handle *handle; + uint32_t handle_idx; /* Index of the mlx5 flow handle memory. */ }; /* Flow meter state. */ @@ -680,14 +733,44 @@ struct mlx5_meter_domains_infos { struct mlx5_flow_meter { TAILQ_ENTRY(mlx5_flow_meter) next; /**< Pointer to the next flow meter structure. */ + uint32_t idx; /* Index to meter object. */ uint32_t meter_id; /**< Meter id. */ - struct rte_mtr_params params; - /**< Meter rule parameters. */ struct mlx5_flow_meter_profile *profile; /**< Meter profile parameters. */ - struct rte_flow_attr attr; - /**< Flow attributes. */ + + /** Policer actions (per meter output color). */ + enum rte_mtr_policer_action action[RTE_COLORS]; + + /** Set of stats counters to be enabled. + * @see enum rte_mtr_stats_type + */ + uint64_t stats_mask; + + /**< Rule applies to ingress traffic. */ + uint32_t ingress:1; + + /**< Rule applies to egress traffic. */ + uint32_t egress:1; + /** + * Instead of simply matching the properties of traffic as it would + * appear on a given DPDK port ID, enabling this attribute transfers + * a flow rule to the lowest possible level of any device endpoints + * found in the pattern. + * + * When supported, this effectively enables an application to + * re-route traffic not necessarily intended for it (e.g. coming + * from or addressed to different physical ports, VFs or + * applications) at the device level. + * + * It complements the behavior of some pattern items such as + * RTE_FLOW_ITEM_TYPE_PHY_PORT and is meaningless without them. + * + * When transferring flow rules, ingress and egress attributes keep + * their original meaning, as if processing traffic emitted or + * received by the application. + */ + uint32_t transfer:1; struct mlx5_meter_domains_infos *mfts; /**< Flow table created for this meter. */ struct mlx5_flow_policer_stats policer_stats; @@ -726,27 +809,37 @@ struct mlx5_flow_meter_profile { uint32_t ref_cnt; /**< Use count. */ }; +/* Fdir flow structure */ +struct mlx5_fdir_flow { + LIST_ENTRY(mlx5_fdir_flow) next; /* Pointer to the next element. */ + struct mlx5_fdir *fdir; /* Pointer to fdir. */ + uint32_t rix_flow; /* Index to flow. */ +}; + +#define HAIRPIN_FLOW_ID_BITS 28 + /* Flow structure. */ struct rte_flow { - 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. */ - 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_handles, mlx5_flow_handle) dev_handles; + ILIST_ENTRY(uint32_t)next; /**< Index to the next flow structure. */ + 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 drv_type:2; /**< Driver type. */ + uint32_t fdir:1; /**< Identifier of associated FDIR if any. */ + uint32_t hairpin_flow_id:HAIRPIN_FLOW_ID_BITS; + /**< The flow id used for hairpin. */ uint32_t copy_applied:1; /**< The MARK copy Flow os applied. */ -}; + uint32_t rix_mreg_copy; + /**< Index to metadata register copy table resource. */ + uint32_t counter; /**< Holds flow counter. */ + uint16_t meter; /**< Holds flow meter id. */ +} __rte_packed; typedef int (*mlx5_flow_validate_t)(struct rte_eth_dev *dev, const struct rte_flow_attr *attr, const struct rte_flow_item items[], const struct rte_flow_action actions[], bool external, + int hairpin, struct rte_flow_error *error); typedef struct mlx5_flow *(*mlx5_flow_prepare_t) (struct rte_eth_dev *dev, const struct rte_flow_attr *attr, @@ -790,6 +883,11 @@ typedef int (*mlx5_flow_counter_query_t)(struct rte_eth_dev *dev, uint32_t cnt, bool clear, uint64_t *pkts, uint64_t *bytes); +typedef int (*mlx5_flow_get_aged_flows_t) + (struct rte_eth_dev *dev, + void **context, + uint32_t nb_contexts, + struct rte_flow_error *error); struct mlx5_flow_driver_ops { mlx5_flow_validate_t validate; mlx5_flow_prepare_t prepare; @@ -805,14 +903,9 @@ struct mlx5_flow_driver_ops { mlx5_flow_counter_alloc_t counter_alloc; mlx5_flow_counter_free_t counter_free; mlx5_flow_counter_query_t counter_query; + mlx5_flow_get_aged_flows_t get_aged_flows; }; - -#define MLX5_CNT_CONTAINER(sh, batch, thread) (&(sh)->cmng.ccont \ - [(((sh)->cmng.mhi[batch] >> (thread)) & 0x1) * 2 + (batch)]) -#define MLX5_CNT_CONTAINER_UNUSED(sh, batch, thread) (&(sh)->cmng.ccont \ - [(~((sh)->cmng.mhi[batch] >> (thread)) & 0x1) * 2 + (batch)]) - /* mlx5_flow.c */ struct mlx5_flow_id_pool *mlx5_flow_id_pool_alloc(uint32_t max_id); @@ -823,8 +916,8 @@ uint32_t mlx5_flow_id_release(struct mlx5_flow_id_pool *pool, int mlx5_flow_group_to_table(const struct rte_flow_attr *attributes, 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 mlx5_flow_hashfields_adjust(struct mlx5_flow_rss_desc *rss_desc, + int tunnel, uint64_t layer_types, uint64_t hash_fields); uint32_t mlx5_flow_adjust_priority(struct rte_eth_dev *dev, int32_t priority, uint32_t subpriority); @@ -859,6 +952,9 @@ int mlx5_flow_validate_action_rss(const struct rte_flow_action *action, const struct rte_flow_attr *attr, uint64_t item_flags, struct rte_flow_error *error); +int mlx5_flow_validate_action_default_miss(uint64_t action_flags, + const struct rte_flow_attr *attr, + struct rte_flow_error *error); int mlx5_flow_validate_attributes(struct rte_eth_dev *dev, const struct rte_flow_attr *attributes, struct rte_flow_error *error);