#include <rte_alarm.h>
#include <rte_mtr.h>
+#include <mlx5_prm.h>
+
#include "mlx5.h"
-#include "mlx5_prm.h"
/* Private rte flow items. */
enum mlx5_rte_flow_item_type {
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_ITEM_MARK (1u << 19)
/* Pattern MISC bits. */
-#define MLX5_FLOW_LAYER_ICMP (1u << 19)
-#define MLX5_FLOW_LAYER_ICMP6 (1u << 20)
-#define MLX5_FLOW_LAYER_GRE_KEY (1u << 21)
+#define MLX5_FLOW_LAYER_ICMP (1u << 20)
+#define MLX5_FLOW_LAYER_ICMP6 (1u << 21)
+#define MLX5_FLOW_LAYER_GRE_KEY (1u << 22)
/* Pattern tunnel Layer bits (continued). */
-#define MLX5_FLOW_LAYER_IPIP (1u << 21)
-#define MLX5_FLOW_LAYER_IPV6_ENCAP (1u << 22)
-#define MLX5_FLOW_LAYER_NVGRE (1u << 23)
-#define MLX5_FLOW_LAYER_GENEVE (1u << 24)
+#define MLX5_FLOW_LAYER_IPIP (1u << 23)
+#define MLX5_FLOW_LAYER_IPV6_ENCAP (1u << 24)
+#define MLX5_FLOW_LAYER_NVGRE (1u << 25)
+#define MLX5_FLOW_LAYER_GENEVE (1u << 26)
/* Queue items. */
-#define MLX5_FLOW_ITEM_TX_QUEUE (1u << 25)
+#define MLX5_FLOW_ITEM_TX_QUEUE (1u << 27)
+
+/* Pattern tunnel Layer bits (continued). */
+#define MLX5_FLOW_LAYER_GTP (1u << 28)
/* Outer Masks. */
#define MLX5_FLOW_LAYER_OUTER_L3 \
(MLX5_FLOW_LAYER_OUTER_L2 | MLX5_FLOW_LAYER_OUTER_L3 | \
MLX5_FLOW_LAYER_OUTER_L4)
-/* LRO support mask, i.e. flow contains IPv4/IPv6 and TCP. */
-#define MLX5_FLOW_LAYER_IPV4_LRO \
- (MLX5_FLOW_LAYER_OUTER_L3_IPV4 | MLX5_FLOW_LAYER_OUTER_L4_TCP)
-#define MLX5_FLOW_LAYER_IPV6_LRO \
- (MLX5_FLOW_LAYER_OUTER_L3_IPV6 | MLX5_FLOW_LAYER_OUTER_L4_TCP)
-
/* Tunnel Masks. */
#define MLX5_FLOW_LAYER_TUNNEL \
(MLX5_FLOW_LAYER_VXLAN | MLX5_FLOW_LAYER_VXLAN_GPE | \
MLX5_FLOW_LAYER_GRE | MLX5_FLOW_LAYER_NVGRE | MLX5_FLOW_LAYER_MPLS | \
MLX5_FLOW_LAYER_IPIP | MLX5_FLOW_LAYER_IPV6_ENCAP | \
- MLX5_FLOW_LAYER_GENEVE)
+ MLX5_FLOW_LAYER_GENEVE | MLX5_FLOW_LAYER_GTP)
/* Inner Masks. */
#define MLX5_FLOW_LAYER_INNER_L3 \
#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_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 | \
- MLX5_FLOW_ACTION_OF_PUSH_VLAN)
-
-#define MLX5_FLOW_DECAP_ACTIONS (MLX5_FLOW_ACTION_VXLAN_DECAP | \
- MLX5_FLOW_ACTION_NVGRE_DECAP | \
- MLX5_FLOW_ACTION_RAW_DECAP | \
- MLX5_FLOW_ACTION_OF_POP_VLAN)
#define MLX5_FLOW_MODIFY_HDR_ACTIONS (MLX5_FLOW_ACTION_SET_IPV4_SRC | \
MLX5_FLOW_ACTION_SET_IPV4_DST | \
MLX5_FLOW_ACTION_OF_SET_VLAN_VID | \
MLX5_FLOW_ACTION_SET_TAG | \
MLX5_FLOW_ACTION_MARK_EXT | \
- MLX5_FLOW_ACTION_SET_META)
+ MLX5_FLOW_ACTION_SET_META | \
+ MLX5_FLOW_ACTION_SET_IPV4_DSCP | \
+ MLX5_FLOW_ACTION_SET_IPV6_DSCP)
#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
/* IBV hash source bits for IPV6. */
#define MLX5_IPV6_IBV_RX_HASH (IBV_RX_HASH_SRC_IPV6 | IBV_RX_HASH_DST_IPV6)
+/* IBV hash bits for L3 SRC. */
+#define MLX5_L3_SRC_IBV_RX_HASH (IBV_RX_HASH_SRC_IPV4 | IBV_RX_HASH_SRC_IPV6)
+
+/* IBV hash bits for L3 DST. */
+#define MLX5_L3_DST_IBV_RX_HASH (IBV_RX_HASH_DST_IPV4 | IBV_RX_HASH_DST_IPV6)
+
+/* IBV hash bits for TCP. */
+#define MLX5_TCP_IBV_RX_HASH (IBV_RX_HASH_SRC_PORT_TCP | \
+ IBV_RX_HASH_DST_PORT_TCP)
+
+/* IBV hash bits for UDP. */
+#define MLX5_UDP_IBV_RX_HASH (IBV_RX_HASH_SRC_PORT_UDP | \
+ IBV_RX_HASH_DST_PORT_UDP)
+
+/* IBV hash bits for L4 SRC. */
+#define MLX5_L4_SRC_IBV_RX_HASH (IBV_RX_HASH_SRC_PORT_TCP | \
+ IBV_RX_HASH_SRC_PORT_UDP)
+
+/* IBV hash bits for L4 DST. */
+#define MLX5_L4_DST_IBV_RX_HASH (IBV_RX_HASH_DST_PORT_TCP | \
+ IBV_RX_HASH_DST_PORT_UDP)
/* Geneve header first 16Bit */
#define MLX5_GENEVE_VER_MASK 0x3
#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,
/* Tag resource structure. */
struct mlx5_flow_dv_tag_resource {
- LIST_ENTRY(mlx5_flow_dv_tag_resource) next;
- /* Pointer to next element. */
- rte_atomic32_t refcnt; /**< Reference counter. */
+ struct mlx5_hlist_entry entry;
+ /**< hash list entry for tag resource, tag value as the key. */
void *action;
/**< Verbs tag action object. */
- uint32_t tag; /**< the tag value. */
+ rte_atomic32_t refcnt; /**< Reference counter. */
};
/*
* Number of modification commands.
- * If extensive metadata registers are supported
- * the maximal actions amount is 16 and 8 otherwise.
+ * 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.
*/
-#define MLX5_MODIFY_NUM 16
-#define MLX5_MODIFY_NUM_NO_MREG 8
+#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 {
/**< Verbs modify header action object. */
uint8_t ft_type; /**< Flow table type, Rx or Tx. */
uint32_t actions_num; /**< Number of modification actions. */
- struct mlx5_modification_cmd actions[MLX5_MODIFY_NUM];
- /**< Modification actions. */
uint64_t flags; /**< Flags for RDMA API. */
+ struct mlx5_modification_cmd actions[];
+ /**< Modification actions. */
};
/* Jump action resource structure. */
/**< jump resource, at most one for each table created. */
};
-/*
- * Max number of actions per DV flow.
- * See CREATE_FLOW_MAX_FLOW_ACTIONS_SUPPORTED
- * In rdma-core file providers/mlx5/verbs.c
- */
-#define MLX5_DV_MAX_NUMBER_OF_ACTIONS 8
+/* Verbs specification header. */
+struct ibv_spec_header {
+ enum ibv_flow_spec_type type;
+ uint16_t size;
+};
-/* DV flows structure. */
-struct mlx5_flow_dv {
- struct mlx5_hrxq *hrxq; /**< Hash Rx queues. */
+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. */
- struct mlx5_flow_dv_match_params value;
- /**< Holds the value that the packet is compared to. */
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 push VLAN action resource in cache. */
struct mlx5_flow_dv_tag_resource *tag_resource;
/**< pointer to the tag action. */
+};
+
+/** 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. */
+ 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. */
+ union {
+ uint32_t qrss_id; /**< Uniqie Q/RSS suffix subflow tag. */
+ uint32_t mtr_flow_id; /**< Unique meter match flow id. */
+ };
#ifdef HAVE_IBV_FLOW_DV_SUPPORT
- void *actions[MLX5_DV_MAX_NUMBER_OF_ACTIONS];
- /**< Action list. */
+ struct mlx5_flow_handle_dv dvh;
#endif
- int actions_n; /**< number of actions. */
};
-/* Verbs specification header. */
-struct ibv_spec_header {
- enum ibv_flow_spec_type type;
- uint16_t size;
+/*
+ * 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.
+ */
+#define MLX5_DV_MAX_NUMBER_OF_ACTIONS 8
+
+/** 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_match_params value;
+ /**< Holds the value that the packet is compared to. */
};
-/** Handles information leading to a drop fate. */
-struct mlx5_flow_verbs {
- LIST_ENTRY(mlx5_flow_verbs) next;
+/*
+ * 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)
+
+/** 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;
};
/* Flow meter state. */
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. */
+ LIST_HEAD(dev_handles, mlx5_flow_handle) 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,
/* mlx5_flow.c */
-struct mlx5_flow_id_pool *mlx5_flow_id_pool_alloc(void);
+struct mlx5_flow_id_pool *mlx5_flow_id_pool_alloc(uint32_t max_id);
void mlx5_flow_id_pool_release(struct mlx5_flow_id_pool *pool);
uint32_t mlx5_flow_id_get(struct mlx5_flow_id_pool *pool, uint32_t *id);
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);
uint32_t mlx5_flow_adjust_priority(struct rte_eth_dev *dev, int32_t priority,
uint32_t subpriority);
-enum modify_reg mlx5_flow_get_reg_id(struct rte_eth_dev *dev,
+int mlx5_flow_get_reg_id(struct rte_eth_dev *dev,
enum mlx5_feature_name feature,
uint32_t id,
struct rte_flow_error *error);
git.droids-corp.org / dpdk.git / blobdiff