ethdev: introduce indirect flow action
[dpdk.git] / drivers / net / mlx5 / mlx5_flow.c
index 2a4073c..ab62266 100644 (file)
@@ -3,16 +3,15 @@
  * Copyright 2016 Mellanox Technologies, Ltd
  */
 
-#include <netinet/in.h>
-#include <sys/queue.h>
 #include <stdalign.h>
 #include <stdint.h>
 #include <string.h>
 #include <stdbool.h>
+#include <sys/queue.h>
 
 #include <rte_common.h>
 #include <rte_ether.h>
-#include <rte_ethdev_driver.h>
+#include <ethdev_driver.h>
 #include <rte_eal_paging.h>
 #include <rte_flow.h>
 #include <rte_cycles.h>
@@ -29,7 +28,8 @@
 #include "mlx5.h"
 #include "mlx5_flow.h"
 #include "mlx5_flow_os.h"
-#include "mlx5_rxtx.h"
+#include "mlx5_rx.h"
+#include "mlx5_tx.h"
 #include "mlx5_common_os.h"
 #include "rte_pmd_mlx5.h"
 
@@ -385,22 +385,6 @@ mlx5_flow_expand_rss(struct mlx5_flow_expand_rss *buf, size_t size,
                }
                node = *next_node ? &graph[*next_node] : NULL;
        };
-       /* no expanded flows but we have missed item, create one rule for it */
-       if (buf->entries == 1 && missed != 0) {
-               elt = 2;
-               lsize += elt * sizeof(*item) + user_pattern_size;
-               if (lsize <= size) {
-                       buf->entry[buf->entries].priority = 1;
-                       buf->entry[buf->entries].pattern = addr;
-                       buf->entries++;
-                       flow_items[0].type = missed_item.type;
-                       flow_items[1].type = RTE_FLOW_ITEM_TYPE_END;
-                       rte_memcpy(addr, buf->entry[0].pattern,
-                                  user_pattern_size);
-                       addr = (void *)(((uintptr_t)addr) + user_pattern_size);
-                       rte_memcpy(addr, flow_items, elt * sizeof(*item));
-               }
-       }
        return lsize;
 }
 
@@ -499,7 +483,8 @@ static const struct mlx5_flow_expand_node mlx5_support_expansion[] = {
                        (MLX5_EXPANSION_OUTER_IPV6_UDP,
                         MLX5_EXPANSION_OUTER_IPV6_TCP,
                         MLX5_EXPANSION_IPV4,
-                        MLX5_EXPANSION_IPV6),
+                        MLX5_EXPANSION_IPV6,
+                        MLX5_EXPANSION_GRE),
                .type = RTE_FLOW_ITEM_TYPE_IPV6,
                .rss_types = ETH_RSS_IPV6 | ETH_RSS_FRAG_IPV6 |
                        ETH_RSS_NONFRAG_IPV6_OTHER,
@@ -527,7 +512,8 @@ static const struct mlx5_flow_expand_node mlx5_support_expansion[] = {
                .type = RTE_FLOW_ITEM_TYPE_VXLAN_GPE,
        },
        [MLX5_EXPANSION_GRE] = {
-               .next = MLX5_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_IPV4),
+               .next = MLX5_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_IPV4,
+                                                 MLX5_EXPANSION_IPV6),
                .type = RTE_FLOW_ITEM_TYPE_GRE,
        },
        [MLX5_EXPANSION_MPLS] = {
@@ -581,23 +567,23 @@ static const struct mlx5_flow_expand_node mlx5_support_expansion[] = {
        },
 };
 
-static struct rte_flow_shared_action *
-mlx5_shared_action_create(struct rte_eth_dev *dev,
-                         const struct rte_flow_shared_action_conf *conf,
+static struct rte_flow_action_handle *
+mlx5_action_handle_create(struct rte_eth_dev *dev,
+                         const struct rte_flow_indir_action_conf *conf,
                          const struct rte_flow_action *action,
                          struct rte_flow_error *error);
-static int mlx5_shared_action_destroy
+static int mlx5_action_handle_destroy
                                (struct rte_eth_dev *dev,
-                                struct rte_flow_shared_action *shared_action,
+                                struct rte_flow_action_handle *handle,
                                 struct rte_flow_error *error);
-static int mlx5_shared_action_update
+static int mlx5_action_handle_update
                                (struct rte_eth_dev *dev,
-                                struct rte_flow_shared_action *shared_action,
-                                const struct rte_flow_action *action,
+                                struct rte_flow_action_handle *handle,
+                                const void *update,
                                 struct rte_flow_error *error);
-static int mlx5_shared_action_query
+static int mlx5_action_handle_query
                                (struct rte_eth_dev *dev,
-                                const struct rte_flow_shared_action *action,
+                                const struct rte_flow_action_handle *handle,
                                 void *data,
                                 struct rte_flow_error *error);
 static int
@@ -636,10 +622,10 @@ static const struct rte_flow_ops mlx5_flow_ops = {
        .query = mlx5_flow_query,
        .dev_dump = mlx5_flow_dev_dump,
        .get_aged_flows = mlx5_flow_get_aged_flows,
-       .shared_action_create = mlx5_shared_action_create,
-       .shared_action_destroy = mlx5_shared_action_destroy,
-       .shared_action_update = mlx5_shared_action_update,
-       .shared_action_query = mlx5_shared_action_query,
+       .action_handle_create = mlx5_action_handle_create,
+       .action_handle_destroy = mlx5_action_handle_destroy,
+       .action_handle_update = mlx5_action_handle_update,
+       .action_handle_query = mlx5_action_handle_query,
        .tunnel_decap_set = mlx5_flow_tunnel_decap_set,
        .tunnel_match = mlx5_flow_tunnel_match,
        .tunnel_action_decap_release = mlx5_flow_tunnel_action_release,
@@ -696,11 +682,6 @@ static struct mlx5_flow_tunnel_info tunnels_info[] = {
        },
 };
 
-/* Key of thread specific flow workspace data. */
-static pthread_key_t key_workspace;
-
-/* Thread specific flow workspace data once initialization data. */
-static pthread_once_t key_workspace_init;
 
 
 /**
@@ -860,6 +841,58 @@ mlx5_flow_ext_mreg_supported(struct rte_eth_dev *dev)
        return config->flow_mreg_c[2] != REG_NON;
 }
 
+/**
+ * Get the lowest priority.
+ *
+ * @param[in] dev
+ *   Pointer to the Ethernet device structure.
+ * @param[in] attributes
+ *   Pointer to device flow rule attributes.
+ *
+ * @return
+ *   The value of lowest priority of flow.
+ */
+uint32_t
+mlx5_get_lowest_priority(struct rte_eth_dev *dev,
+                         const struct rte_flow_attr *attr)
+{
+       struct mlx5_priv *priv = dev->data->dev_private;
+
+       if (!attr->group && !attr->transfer)
+               return priv->config.flow_prio - 2;
+       return MLX5_NON_ROOT_FLOW_MAX_PRIO - 1;
+}
+
+/**
+ * Calculate matcher priority of the flow.
+ *
+ * @param[in] dev
+ *   Pointer to the Ethernet device structure.
+ * @param[in] attr
+ *   Pointer to device flow rule attributes.
+ * @param[in] subpriority
+ *   The priority based on the items.
+ * @return
+ *   The matcher priority of the flow.
+ */
+uint16_t
+mlx5_get_matcher_priority(struct rte_eth_dev *dev,
+                         const struct rte_flow_attr *attr,
+                         uint32_t subpriority)
+{
+       uint16_t priority = (uint16_t)attr->priority;
+       struct mlx5_priv *priv = dev->data->dev_private;
+
+       if (!attr->group && !attr->transfer) {
+               if (attr->priority == MLX5_FLOW_LOWEST_PRIO_INDICATOR)
+                       priority = priv->config.flow_prio - 1;
+               return mlx5_os_flow_adjust_priority(dev, priority, subpriority);
+       }
+       if (attr->priority == MLX5_FLOW_LOWEST_PRIO_INDICATOR)
+               priority = MLX5_NON_ROOT_FLOW_MAX_PRIO;
+       return priority * 3 + subpriority;
+}
+
 /**
  * Verify the @p item specifications (spec, last, mask) are compatible with the
  * NIC capabilities.
@@ -1220,10 +1253,14 @@ mlx5_flow_rxq_dynf_metadata_set(struct rte_eth_dev *dev)
                        data->dynf_meta = 0;
                        data->flow_meta_mask = 0;
                        data->flow_meta_offset = -1;
+                       data->flow_meta_port_mask = 0;
                } else {
                        data->dynf_meta = 1;
                        data->flow_meta_mask = rte_flow_dynf_metadata_mask;
                        data->flow_meta_offset = rte_flow_dynf_metadata_offs;
+                       data->flow_meta_port_mask = (uint32_t)~0;
+                       if (priv->config.dv_xmeta_en == MLX5_XMETA_MODE_META16)
+                               data->flow_meta_port_mask >>= 16;
                }
        }
 }
@@ -1674,7 +1711,7 @@ mlx5_flow_validate_attributes(struct rte_eth_dev *dev,
                return rte_flow_error_set(error, ENOTSUP,
                                          RTE_FLOW_ERROR_TYPE_ATTR_GROUP,
                                          NULL, "groups is not supported");
-       if (attributes->priority != MLX5_FLOW_PRIO_RSVD &&
+       if (attributes->priority != MLX5_FLOW_LOWEST_PRIO_INDICATOR &&
            attributes->priority >= priority_max)
                return rte_flow_error_set(error, ENOTSUP,
                                          RTE_FLOW_ERROR_TYPE_ATTR_PRIORITY,
@@ -2627,6 +2664,149 @@ mlx5_flow_validate_item_geneve(const struct rte_flow_item *item,
        return 0;
 }
 
+/**
+ * Validate Geneve TLV option item.
+ *
+ * @param[in] item
+ *   Item specification.
+ * @param[in] last_item
+ *   Previous validated item in the pattern items.
+ * @param[in] geneve_item
+ *   Previous GENEVE item specification.
+ * @param[in] dev
+ *   Pointer to the rte_eth_dev structure.
+ * @param[out] error
+ *   Pointer to error structure.
+ *
+ * @return
+ *   0 on success, a negative errno value otherwise and rte_errno is set.
+ */
+int
+mlx5_flow_validate_item_geneve_opt(const struct rte_flow_item *item,
+                                  uint64_t last_item,
+                                  const struct rte_flow_item *geneve_item,
+                                  struct rte_eth_dev *dev,
+                                  struct rte_flow_error *error)
+{
+       struct mlx5_priv *priv = dev->data->dev_private;
+       struct mlx5_dev_ctx_shared *sh = priv->sh;
+       struct mlx5_geneve_tlv_option_resource *geneve_opt_resource;
+       struct mlx5_hca_attr *hca_attr = &priv->config.hca_attr;
+       uint8_t data_max_supported =
+                       hca_attr->max_geneve_tlv_option_data_len * 4;
+       struct mlx5_dev_config *config = &priv->config;
+       const struct rte_flow_item_geneve *geneve_spec;
+       const struct rte_flow_item_geneve *geneve_mask;
+       const struct rte_flow_item_geneve_opt *spec = item->spec;
+       const struct rte_flow_item_geneve_opt *mask = item->mask;
+       unsigned int i;
+       unsigned int data_len;
+       uint8_t tlv_option_len;
+       uint16_t optlen_m, optlen_v;
+       const struct rte_flow_item_geneve_opt full_mask = {
+               .option_class = RTE_BE16(0xffff),
+               .option_type = 0xff,
+               .option_len = 0x1f,
+       };
+
+       if (!mask)
+               mask = &rte_flow_item_geneve_opt_mask;
+       if (!spec)
+               return rte_flow_error_set
+                       (error, ENOTSUP, RTE_FLOW_ERROR_TYPE_ITEM, item,
+                       "Geneve TLV opt class/type/length must be specified");
+       if ((uint32_t)spec->option_len > MLX5_GENEVE_OPTLEN_MASK)
+               return rte_flow_error_set
+                       (error, ENOTSUP, RTE_FLOW_ERROR_TYPE_ITEM, item,
+                       "Geneve TLV opt length exceeeds the limit (31)");
+       /* Check if class type and length masks are full. */
+       if (full_mask.option_class != mask->option_class ||
+           full_mask.option_type != mask->option_type ||
+           full_mask.option_len != (mask->option_len & full_mask.option_len))
+               return rte_flow_error_set
+                       (error, ENOTSUP, RTE_FLOW_ERROR_TYPE_ITEM, item,
+                       "Geneve TLV opt class/type/length masks must be full");
+       /* Check if length is supported */
+       if ((uint32_t)spec->option_len >
+                       config->hca_attr.max_geneve_tlv_option_data_len)
+               return rte_flow_error_set
+                       (error, ENOTSUP, RTE_FLOW_ERROR_TYPE_ITEM, item,
+                       "Geneve TLV opt length not supported");
+       if (config->hca_attr.max_geneve_tlv_options > 1)
+               DRV_LOG(DEBUG,
+                       "max_geneve_tlv_options supports more than 1 option");
+       /* Check GENEVE item preceding. */
+       if (!geneve_item || !(last_item & MLX5_FLOW_LAYER_GENEVE))
+               return rte_flow_error_set
+                       (error, ENOTSUP, RTE_FLOW_ERROR_TYPE_ITEM, item,
+                       "Geneve opt item must be preceded with Geneve item");
+       geneve_spec = geneve_item->spec;
+       geneve_mask = geneve_item->mask ? geneve_item->mask :
+                                         &rte_flow_item_geneve_mask;
+       /* Check if GENEVE TLV option size doesn't exceed option length */
+       if (geneve_spec && (geneve_mask->ver_opt_len_o_c_rsvd0 ||
+                           geneve_spec->ver_opt_len_o_c_rsvd0)) {
+               tlv_option_len = spec->option_len & mask->option_len;
+               optlen_v = rte_be_to_cpu_16(geneve_spec->ver_opt_len_o_c_rsvd0);
+               optlen_v = MLX5_GENEVE_OPTLEN_VAL(optlen_v);
+               optlen_m = rte_be_to_cpu_16(geneve_mask->ver_opt_len_o_c_rsvd0);
+               optlen_m = MLX5_GENEVE_OPTLEN_VAL(optlen_m);
+               if ((optlen_v & optlen_m) <= tlv_option_len)
+                       return rte_flow_error_set
+                               (error, ENOTSUP, RTE_FLOW_ERROR_TYPE_ITEM, item,
+                                "GENEVE TLV option length exceeds optlen");
+       }
+       /* Check if length is 0 or data is 0. */
+       if (spec->data == NULL || spec->option_len == 0)
+               return rte_flow_error_set
+                       (error, ENOTSUP, RTE_FLOW_ERROR_TYPE_ITEM, item,
+                       "Geneve TLV opt with zero data/length not supported");
+       /* Check not all data & mask are 0. */
+       data_len = spec->option_len * 4;
+       if (mask->data == NULL) {
+               for (i = 0; i < data_len; i++)
+                       if (spec->data[i])
+                               break;
+               if (i == data_len)
+                       return rte_flow_error_set(error, ENOTSUP,
+                               RTE_FLOW_ERROR_TYPE_ITEM, item,
+                               "Can't match on Geneve option data 0");
+       } else {
+               for (i = 0; i < data_len; i++)
+                       if (spec->data[i] & mask->data[i])
+                               break;
+               if (i == data_len)
+                       return rte_flow_error_set(error, ENOTSUP,
+                               RTE_FLOW_ERROR_TYPE_ITEM, item,
+                               "Can't match on Geneve option data and mask 0");
+               /* Check data mask supported. */
+               for (i = data_max_supported; i < data_len ; i++)
+                       if (mask->data[i])
+                               return rte_flow_error_set(error, ENOTSUP,
+                                       RTE_FLOW_ERROR_TYPE_ITEM, item,
+                                       "Data mask is of unsupported size");
+       }
+       /* Check GENEVE option is supported in NIC. */
+       if (!config->hca_attr.geneve_tlv_opt)
+               return rte_flow_error_set
+                       (error, ENOTSUP, RTE_FLOW_ERROR_TYPE_ITEM, item,
+                       "Geneve TLV opt not supported");
+       /* Check if we already have geneve option with different type/class. */
+       rte_spinlock_lock(&sh->geneve_tlv_opt_sl);
+       geneve_opt_resource = sh->geneve_tlv_option_resource;
+       if (geneve_opt_resource != NULL)
+               if (geneve_opt_resource->option_class != spec->option_class ||
+                   geneve_opt_resource->option_type != spec->option_type ||
+                   geneve_opt_resource->length != spec->option_len) {
+                       rte_spinlock_unlock(&sh->geneve_tlv_opt_sl);
+                       return rte_flow_error_set(error, ENOTSUP,
+                               RTE_FLOW_ERROR_TYPE_ITEM, item,
+                               "Only one Geneve TLV option supported");
+               }
+       rte_spinlock_unlock(&sh->geneve_tlv_opt_sl);
+       return 0;
+}
+
 /**
  * Validate MPLS item.
  *
@@ -3174,16 +3354,28 @@ flow_drv_destroy(struct rte_eth_dev *dev, struct rte_flow *flow)
 static const struct rte_flow_action_rss*
 flow_get_rss_action(const struct rte_flow_action actions[])
 {
+       const struct rte_flow_action_rss *rss = NULL;
+
        for (; actions->type != RTE_FLOW_ACTION_TYPE_END; actions++) {
                switch (actions->type) {
                case RTE_FLOW_ACTION_TYPE_RSS:
-                       return (const struct rte_flow_action_rss *)
-                              actions->conf;
+                       rss = actions->conf;
+                       break;
+               case RTE_FLOW_ACTION_TYPE_SAMPLE:
+               {
+                       const struct rte_flow_action_sample *sample =
+                                                               actions->conf;
+                       const struct rte_flow_action *act = sample->actions;
+                       for (; act->type != RTE_FLOW_ACTION_TYPE_END; act++)
+                               if (act->type == RTE_FLOW_ACTION_TYPE_RSS)
+                                       rss = act->conf;
+                       break;
+               }
                default:
                        break;
                }
        }
-       return NULL;
+       return rss;
 }
 
 /**
@@ -3209,31 +3401,31 @@ flow_aso_age_get_by_idx(struct rte_eth_dev *dev, uint32_t age_idx)
        return &pool->actions[offset - 1];
 }
 
-/* maps shared action to translated non shared in some actions array */
-struct mlx5_translated_shared_action {
-       struct rte_flow_shared_action *action; /**< Shared action */
-       int index; /**< Index in related array of rte_flow_action */
+/* maps indirect action to translated direct in some actions array */
+struct mlx5_translated_action_handle {
+       struct rte_flow_action_handle *action; /**< Indirect action handle. */
+       int index; /**< Index in related array of rte_flow_action. */
 };
 
 /**
- * Translates actions of type RTE_FLOW_ACTION_TYPE_SHARED to related
- * non shared action if translation possible.
- * This functionality used to run same execution path for both shared & non
- * shared actions on flow create. All necessary preparations for shared
- * action handling should be preformed on *shared* actions list returned
+ * Translates actions of type RTE_FLOW_ACTION_TYPE_INDIRECT to related
+ * direct action if translation possible.
+ * This functionality used to run same execution path for both direct and
+ * indirect actions on flow create. All necessary preparations for indirect
+ * action handling should be performed on *handle* actions list returned
  * from this call.
  *
  * @param[in] dev
  *   Pointer to Ethernet device.
  * @param[in] actions
  *   List of actions to translate.
- * @param[out] shared
- *   List to store translated shared actions.
- * @param[in, out] shared_n
- *   Size of *shared* array. On return should be updated with number of shared
- *   actions retrieved from the *actions* list.
+ * @param[out] handle
+ *   List to store translated indirect action object handles.
+ * @param[in, out] indir_n
+ *   Size of *handle* array. On return should be updated with number of
+ *   indirect actions retrieved from the *actions* list.
  * @param[out] translated_actions
- *   List of actions where all shared actions were translated to non shared
+ *   List of actions where all indirect actions were translated to direct
  *   if possible. NULL if no translation took place.
  * @param[out] error
  *   Pointer to the error structure.
@@ -3242,10 +3434,10 @@ struct mlx5_translated_shared_action {
  *   0 on success, a negative errno value otherwise and rte_errno is set.
  */
 static int
-flow_shared_actions_translate(struct rte_eth_dev *dev,
+flow_action_handles_translate(struct rte_eth_dev *dev,
                              const struct rte_flow_action actions[],
-                             struct mlx5_translated_shared_action *shared,
-                             int *shared_n,
+                             struct mlx5_translated_action_handle *handle,
+                             int *indir_n,
                              struct rte_flow_action **translated_actions,
                              struct rte_flow_error *error)
 {
@@ -3254,23 +3446,23 @@ flow_shared_actions_translate(struct rte_eth_dev *dev,
        size_t actions_size;
        int n;
        int copied_n = 0;
-       struct mlx5_translated_shared_action *shared_end = NULL;
+       struct mlx5_translated_action_handle *handle_end = NULL;
 
        for (n = 0; actions[n].type != RTE_FLOW_ACTION_TYPE_END; n++) {
-               if (actions[n].type != RTE_FLOW_ACTION_TYPE_SHARED)
+               if (actions[n].type != RTE_FLOW_ACTION_TYPE_INDIRECT)
                        continue;
-               if (copied_n == *shared_n) {
+               if (copied_n == *indir_n) {
                        return rte_flow_error_set
                                (error, EINVAL, RTE_FLOW_ERROR_TYPE_ACTION_NUM,
                                 NULL, "too many shared actions");
                }
-               rte_memcpy(&shared[copied_n].action, &actions[n].conf,
+               rte_memcpy(&handle[copied_n].action, &actions[n].conf,
                           sizeof(actions[n].conf));
-               shared[copied_n].index = n;
+               handle[copied_n].index = n;
                copied_n++;
        }
        n++;
-       *shared_n = copied_n;
+       *indir_n = copied_n;
        if (!copied_n)
                return 0;
        actions_size = sizeof(struct rte_flow_action) * n;
@@ -3280,28 +3472,28 @@ flow_shared_actions_translate(struct rte_eth_dev *dev,
                return -ENOMEM;
        }
        memcpy(translated, actions, actions_size);
-       for (shared_end = shared + copied_n; shared < shared_end; shared++) {
+       for (handle_end = handle + copied_n; handle < handle_end; handle++) {
                struct mlx5_shared_action_rss *shared_rss;
-               uint32_t act_idx = (uint32_t)(uintptr_t)shared->action;
-               uint32_t type = act_idx >> MLX5_SHARED_ACTION_TYPE_OFFSET;
-               uint32_t idx = act_idx & ((1u << MLX5_SHARED_ACTION_TYPE_OFFSET)
-                                                                          - 1);
+               uint32_t act_idx = (uint32_t)(uintptr_t)handle->action;
+               uint32_t type = act_idx >> MLX5_INDIRECT_ACTION_TYPE_OFFSET;
+               uint32_t idx = act_idx &
+                              ((1u << MLX5_INDIRECT_ACTION_TYPE_OFFSET) - 1);
 
                switch (type) {
-               case MLX5_SHARED_ACTION_TYPE_RSS:
+               case MLX5_INDIRECT_ACTION_TYPE_RSS:
                        shared_rss = mlx5_ipool_get
                          (priv->sh->ipool[MLX5_IPOOL_RSS_SHARED_ACTIONS], idx);
-                       translated[shared->index].type =
+                       translated[handle->index].type =
                                RTE_FLOW_ACTION_TYPE_RSS;
-                       translated[shared->index].conf =
+                       translated[handle->index].conf =
                                &shared_rss->origin;
                        break;
-               case MLX5_SHARED_ACTION_TYPE_AGE:
+               case MLX5_INDIRECT_ACTION_TYPE_AGE:
                        if (priv->sh->flow_hit_aso_en) {
-                               translated[shared->index].type =
+                               translated[handle->index].type =
                                        (enum rte_flow_action_type)
                                        MLX5_RTE_FLOW_ACTION_TYPE_AGE;
-                               translated[shared->index].conf =
+                               translated[handle->index].conf =
                                                         (void *)(uintptr_t)idx;
                                break;
                        }
@@ -3310,7 +3502,7 @@ flow_shared_actions_translate(struct rte_eth_dev *dev,
                        mlx5_free(translated);
                        return rte_flow_error_set
                                (error, EINVAL, RTE_FLOW_ERROR_TYPE_ACTION,
-                                NULL, "invalid shared action type");
+                                NULL, "invalid indirect action type");
                }
        }
        *translated_actions = translated;
@@ -3332,21 +3524,21 @@ flow_shared_actions_translate(struct rte_eth_dev *dev,
  */
 static uint32_t
 flow_get_shared_rss_action(struct rte_eth_dev *dev,
-                          struct mlx5_translated_shared_action *shared,
+                          struct mlx5_translated_action_handle *handle,
                           int shared_n)
 {
-       struct mlx5_translated_shared_action *shared_end;
+       struct mlx5_translated_action_handle *handle_end;
        struct mlx5_priv *priv = dev->data->dev_private;
        struct mlx5_shared_action_rss *shared_rss;
 
 
-       for (shared_end = shared + shared_n; shared < shared_end; shared++) {
-               uint32_t act_idx = (uint32_t)(uintptr_t)shared->action;
-               uint32_t type = act_idx >> MLX5_SHARED_ACTION_TYPE_OFFSET;
+       for (handle_end = handle + shared_n; handle < handle_end; handle++) {
+               uint32_t act_idx = (uint32_t)(uintptr_t)handle->action;
+               uint32_t type = act_idx >> MLX5_INDIRECT_ACTION_TYPE_OFFSET;
                uint32_t idx = act_idx &
-                                  ((1u << MLX5_SHARED_ACTION_TYPE_OFFSET) - 1);
+                              ((1u << MLX5_INDIRECT_ACTION_TYPE_OFFSET) - 1);
                switch (type) {
-               case MLX5_SHARED_ACTION_TYPE_RSS:
+               case MLX5_INDIRECT_ACTION_TYPE_RSS:
                        shared_rss = mlx5_ipool_get
                                (priv->sh->ipool[MLX5_IPOOL_RSS_SHARED_ACTIONS],
                                                                           idx);
@@ -3548,7 +3740,7 @@ flow_check_hairpin_split(struct rte_eth_dev *dev,
                        if (queue == NULL)
                                return 0;
                        conf = mlx5_rxq_get_hairpin_conf(dev, queue->index);
-                       if (conf != NULL && !!conf->tx_explicit)
+                       if (conf == NULL || conf->tx_explicit != 0)
                                return 0;
                        queue_action = 1;
                        action_n++;
@@ -3558,7 +3750,7 @@ flow_check_hairpin_split(struct rte_eth_dev *dev,
                        if (rss == NULL || rss->queue_num == 0)
                                return 0;
                        conf = mlx5_rxq_get_hairpin_conf(dev, rss->queue[0]);
-                       if (conf != NULL && !!conf->tx_explicit)
+                       if (conf == NULL || conf->tx_explicit != 0)
                                return 0;
                        queue_action = 1;
                        action_n++;
@@ -3687,7 +3879,7 @@ flow_dv_mreg_create_cb(struct mlx5_hlist *list, uint64_t key,
                };
        } else {
                /* Default rule, wildcard match. */
-               attr.priority = MLX5_FLOW_PRIO_RSVD;
+               attr.priority = MLX5_FLOW_LOWEST_PRIO_INDICATOR;
                items[0] = (struct rte_flow_item){
                        .type = RTE_FLOW_ITEM_TYPE_END,
                };
@@ -4490,6 +4682,8 @@ flow_mreg_tx_copy_prep(struct rte_eth_dev *dev,
  *   Pointer to the position of the matched action if exists, otherwise is -1.
  * @param[out] qrss_action_pos
  *   Pointer to the position of the Queue/RSS action if exists, otherwise is -1.
+ * @param[out] modify_after_mirror
+ *   Pointer to the flag of modify action after FDB mirroring.
  *
  * @return
  *   > 0 the total number of actions.
@@ -4499,14 +4693,15 @@ static int
 flow_check_match_action(const struct rte_flow_action actions[],
                        const struct rte_flow_attr *attr,
                        enum rte_flow_action_type action,
-                       int *match_action_pos, int *qrss_action_pos)
+                       int *match_action_pos, int *qrss_action_pos,
+                       int *modify_after_mirror)
 {
        const struct rte_flow_action_sample *sample;
        int actions_n = 0;
-       int jump_flag = 0;
        uint32_t ratio = 0;
        int sub_type = 0;
        int flag = 0;
+       int fdb_mirror = 0;
 
        *match_action_pos = -1;
        *qrss_action_pos = -1;
@@ -4515,27 +4710,53 @@ flow_check_match_action(const struct rte_flow_action actions[],
                        flag = 1;
                        *match_action_pos = actions_n;
                }
-               if (actions->type == RTE_FLOW_ACTION_TYPE_QUEUE ||
-                   actions->type == RTE_FLOW_ACTION_TYPE_RSS)
+               switch (actions->type) {
+               case RTE_FLOW_ACTION_TYPE_QUEUE:
+               case RTE_FLOW_ACTION_TYPE_RSS:
                        *qrss_action_pos = actions_n;
-               if (actions->type == RTE_FLOW_ACTION_TYPE_JUMP)
-                       jump_flag = 1;
-               if (actions->type == RTE_FLOW_ACTION_TYPE_SAMPLE) {
+                       break;
+               case RTE_FLOW_ACTION_TYPE_SAMPLE:
                        sample = actions->conf;
                        ratio = sample->ratio;
                        sub_type = ((const struct rte_flow_action *)
                                        (sample->actions))->type;
+                       if (ratio == 1 && attr->transfer)
+                               fdb_mirror = 1;
+                       break;
+               case RTE_FLOW_ACTION_TYPE_SET_MAC_SRC:
+               case RTE_FLOW_ACTION_TYPE_SET_MAC_DST:
+               case RTE_FLOW_ACTION_TYPE_SET_IPV4_SRC:
+               case RTE_FLOW_ACTION_TYPE_SET_IPV4_DST:
+               case RTE_FLOW_ACTION_TYPE_SET_IPV6_SRC:
+               case RTE_FLOW_ACTION_TYPE_SET_IPV6_DST:
+               case RTE_FLOW_ACTION_TYPE_SET_TP_SRC:
+               case RTE_FLOW_ACTION_TYPE_SET_TP_DST:
+               case RTE_FLOW_ACTION_TYPE_DEC_TTL:
+               case RTE_FLOW_ACTION_TYPE_SET_TTL:
+               case RTE_FLOW_ACTION_TYPE_INC_TCP_SEQ:
+               case RTE_FLOW_ACTION_TYPE_DEC_TCP_SEQ:
+               case RTE_FLOW_ACTION_TYPE_INC_TCP_ACK:
+               case RTE_FLOW_ACTION_TYPE_DEC_TCP_ACK:
+               case RTE_FLOW_ACTION_TYPE_SET_IPV4_DSCP:
+               case RTE_FLOW_ACTION_TYPE_SET_IPV6_DSCP:
+               case RTE_FLOW_ACTION_TYPE_FLAG:
+               case RTE_FLOW_ACTION_TYPE_MARK:
+               case RTE_FLOW_ACTION_TYPE_SET_META:
+               case RTE_FLOW_ACTION_TYPE_SET_TAG:
+                       if (fdb_mirror)
+                               *modify_after_mirror = 1;
+                       break;
+               default:
+                       break;
                }
                actions_n++;
        }
-       if (flag && action == RTE_FLOW_ACTION_TYPE_SAMPLE && attr->transfer) {
-               if (ratio == 1) {
-                       /* JUMP Action not support for Mirroring;
-                        * Mirroring support multi-destination;
-                        */
-                       if (!jump_flag && sub_type != RTE_FLOW_ACTION_TYPE_END)
-                               flag = 0;
-               }
+       if (flag && fdb_mirror && !*modify_after_mirror) {
+               /* FDB mirroring uses the destination array to implement
+                * instead of FLOW_SAMPLER object.
+                */
+               if (sub_type != RTE_FLOW_ACTION_TYPE_END)
+                       flag = 0;
        }
        /* Count RTE_FLOW_ACTION_TYPE_END. */
        return flag ? actions_n + 1 : 0;
@@ -4554,8 +4775,8 @@ flow_check_match_action(const struct rte_flow_action actions[],
  *
  * @param dev
  *   Pointer to Ethernet device.
- * @param[in] fdb_tx
- *   FDB egress flow flag.
+ * @param[in] add_tag
+ *   Add extra tag action flag.
  * @param[out] sfx_items
  *   Suffix flow match items (list terminated by the END pattern item).
  * @param[in] actions
@@ -4570,6 +4791,8 @@ flow_check_match_action(const struct rte_flow_action actions[],
  *   The sample action position.
  * @param[in] qrss_action_pos
  *   The Queue/RSS action position.
+ * @param[in] jump_table
+ *   Add extra jump action flag.
  * @param[out] error
  *   Perform verbose error reporting if not NULL.
  *
@@ -4579,7 +4802,7 @@ flow_check_match_action(const struct rte_flow_action actions[],
  */
 static int
 flow_sample_split_prep(struct rte_eth_dev *dev,
-                      uint32_t fdb_tx,
+                      int add_tag,
                       struct rte_flow_item sfx_items[],
                       const struct rte_flow_action actions[],
                       struct rte_flow_action actions_sfx[],
@@ -4587,14 +4810,17 @@ flow_sample_split_prep(struct rte_eth_dev *dev,
                       int actions_n,
                       int sample_action_pos,
                       int qrss_action_pos,
+                      int jump_table,
                       struct rte_flow_error *error)
 {
        struct mlx5_priv *priv = dev->data->dev_private;
        struct mlx5_rte_flow_action_set_tag *set_tag;
        struct mlx5_rte_flow_item_tag *tag_spec;
        struct mlx5_rte_flow_item_tag *tag_mask;
+       struct rte_flow_action_jump *jump_action;
        uint32_t tag_id = 0;
        int index;
+       int append_index = 0;
        int ret;
 
        if (sample_action_pos < 0)
@@ -4602,9 +4828,37 @@ flow_sample_split_prep(struct rte_eth_dev *dev,
                                          RTE_FLOW_ERROR_TYPE_ACTION,
                                          NULL, "invalid position of sample "
                                          "action in list");
-       if (!fdb_tx) {
+       /* Prepare the actions for prefix and suffix flow. */
+       if (qrss_action_pos >= 0 && qrss_action_pos < sample_action_pos) {
+               index = qrss_action_pos;
+               /* Put the preceding the Queue/RSS action into prefix flow. */
+               if (index != 0)
+                       memcpy(actions_pre, actions,
+                              sizeof(struct rte_flow_action) * index);
+               /* Put others preceding the sample action into prefix flow. */
+               if (sample_action_pos > index + 1)
+                       memcpy(actions_pre + index, actions + index + 1,
+                              sizeof(struct rte_flow_action) *
+                              (sample_action_pos - index - 1));
+               index = sample_action_pos - 1;
+               /* Put Queue/RSS action into Suffix flow. */
+               memcpy(actions_sfx, actions + qrss_action_pos,
+                      sizeof(struct rte_flow_action));
+               actions_sfx++;
+       } else {
+               index = sample_action_pos;
+               if (index != 0)
+                       memcpy(actions_pre, actions,
+                              sizeof(struct rte_flow_action) * index);
+       }
+       /* For CX5, add an extra tag action for NIC-RX and E-Switch ingress.
+        * For CX6DX and above, metadata registers Cx preserve their value,
+        * add an extra tag action for NIC-RX and E-Switch Domain.
+        */
+       if (add_tag) {
                /* Prepare the prefix tag action. */
-               set_tag = (void *)(actions_pre + actions_n + 1);
+               append_index++;
+               set_tag = (void *)(actions_pre + actions_n + append_index);
                ret = mlx5_flow_get_reg_id(dev, MLX5_APP_TAG, 0, error);
                if (ret < 0)
                        return ret;
@@ -4629,32 +4883,7 @@ flow_sample_split_prep(struct rte_eth_dev *dev,
                        .type = (enum rte_flow_item_type)
                                RTE_FLOW_ITEM_TYPE_END,
                };
-       }
-       /* Prepare the actions for prefix and suffix flow. */
-       if (qrss_action_pos >= 0 && qrss_action_pos < sample_action_pos) {
-               index = qrss_action_pos;
-               /* Put the preceding the Queue/RSS action into prefix flow. */
-               if (index != 0)
-                       memcpy(actions_pre, actions,
-                              sizeof(struct rte_flow_action) * index);
-               /* Put others preceding the sample action into prefix flow. */
-               if (sample_action_pos > index + 1)
-                       memcpy(actions_pre + index, actions + index + 1,
-                              sizeof(struct rte_flow_action) *
-                              (sample_action_pos - index - 1));
-               index = sample_action_pos - 1;
-               /* Put Queue/RSS action into Suffix flow. */
-               memcpy(actions_sfx, actions + qrss_action_pos,
-                      sizeof(struct rte_flow_action));
-               actions_sfx++;
-       } else {
-               index = sample_action_pos;
-               if (index != 0)
-                       memcpy(actions_pre, actions,
-                              sizeof(struct rte_flow_action) * index);
-       }
-       /* Add the extra tag action for NIC-RX and E-Switch ingress. */
-       if (!fdb_tx) {
+               /* Prepare the tag action in prefix subflow. */
                actions_pre[index++] =
                        (struct rte_flow_action){
                        .type = (enum rte_flow_action_type)
@@ -4665,6 +4894,22 @@ flow_sample_split_prep(struct rte_eth_dev *dev,
        memcpy(actions_pre + index, actions + sample_action_pos,
               sizeof(struct rte_flow_action));
        index += 1;
+       /* For the modify action after the sample action in E-Switch mirroring,
+        * Add the extra jump action in prefix subflow and jump into the next
+        * table, then do the modify action in the new table.
+        */
+       if (jump_table) {
+               /* Prepare the prefix jump action. */
+               append_index++;
+               jump_action = (void *)(actions_pre + actions_n + append_index);
+               jump_action->group = jump_table;
+               actions_pre[index++] =
+                       (struct rte_flow_action){
+                       .type = (enum rte_flow_action_type)
+                               RTE_FLOW_ACTION_TYPE_JUMP,
+                       .conf = jump_action,
+               };
+       }
        actions_pre[index] = (struct rte_flow_action){
                .type = (enum rte_flow_action_type)
                        RTE_FLOW_ACTION_TYPE_END,
@@ -5067,12 +5312,17 @@ flow_create_split_sample(struct rte_eth_dev *dev,
        int actions_n = 0;
        int sample_action_pos;
        int qrss_action_pos;
+       int add_tag = 0;
+       int modify_after_mirror = 0;
+       uint16_t jump_table = 0;
+       const uint32_t next_ft_step = 1;
        int ret = 0;
 
        if (priv->sampler_en)
                actions_n = flow_check_match_action(actions, attr,
                                        RTE_FLOW_ACTION_TYPE_SAMPLE,
-                                       &sample_action_pos, &qrss_action_pos);
+                                       &sample_action_pos, &qrss_action_pos,
+                                       &modify_after_mirror);
        if (actions_n) {
                /* The prefix actions must includes sample, tag, end. */
                act_size = sizeof(struct rte_flow_action) * (actions_n * 2 + 1)
@@ -5088,19 +5338,31 @@ flow_create_split_sample(struct rte_eth_dev *dev,
                                                  "sample flow");
                /* The representor_id is -1 for uplink. */
                fdb_tx = (attr->transfer && priv->representor_id != -1);
-               if (!fdb_tx)
+               /*
+                * When reg_c_preserve is set, metadata registers Cx preserve
+                * their value even through packet duplication.
+                */
+               add_tag = (!fdb_tx || priv->config.hca_attr.reg_c_preserve);
+               if (add_tag)
                        sfx_items = (struct rte_flow_item *)((char *)sfx_actions
                                        + act_size);
+               if (modify_after_mirror)
+                       jump_table = attr->group * MLX5_FLOW_TABLE_FACTOR +
+                                    next_ft_step;
                pre_actions = sfx_actions + actions_n;
-               tag_id = flow_sample_split_prep(dev, fdb_tx, sfx_items,
+               tag_id = flow_sample_split_prep(dev, add_tag, sfx_items,
                                                actions, sfx_actions,
                                                pre_actions, actions_n,
                                                sample_action_pos,
-                                               qrss_action_pos, error);
-               if (tag_id < 0 || (!fdb_tx && !tag_id)) {
+                                               qrss_action_pos, jump_table,
+                                               error);
+               if (tag_id < 0 || (add_tag && !tag_id)) {
                        ret = -rte_errno;
                        goto exit;
                }
+               if (modify_after_mirror)
+                       flow_split_info->skip_scale =
+                                       1 << MLX5_SCALE_JUMP_FLOW_GROUP_BIT;
                /* Add the prefix subflow. */
                ret = flow_create_split_inner(dev, flow, &dev_flow, attr,
                                              items, pre_actions,
@@ -5111,23 +5373,30 @@ flow_create_split_sample(struct rte_eth_dev *dev,
                }
                dev_flow->handle->split_flow_id = tag_id;
 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
-               /* Set the sfx group attr. */
-               sample_res = (struct mlx5_flow_dv_sample_resource *)
-                                       dev_flow->dv.sample_res;
-               sfx_tbl = (struct mlx5_flow_tbl_resource *)
-                                       sample_res->normal_path_tbl;
-               sfx_tbl_data = container_of(sfx_tbl,
-                                       struct mlx5_flow_tbl_data_entry, tbl);
-               sfx_attr.group = sfx_attr.transfer ?
-                                       (sfx_tbl_data->table_id - 1) :
-                                        sfx_tbl_data->table_id;
+               if (!modify_after_mirror) {
+                       /* Set the sfx group attr. */
+                       sample_res = (struct mlx5_flow_dv_sample_resource *)
+                                               dev_flow->dv.sample_res;
+                       sfx_tbl = (struct mlx5_flow_tbl_resource *)
+                                               sample_res->normal_path_tbl;
+                       sfx_tbl_data = container_of(sfx_tbl,
+                                               struct mlx5_flow_tbl_data_entry,
+                                               tbl);
+                       sfx_attr.group = sfx_attr.transfer ?
+                                               (sfx_tbl_data->table_id - 1) :
+                                               sfx_tbl_data->table_id;
+               } else {
+                       MLX5_ASSERT(attr->transfer);
+                       sfx_attr.group = jump_table;
+               }
                flow_split_info->prefix_layers =
                                flow_get_prefix_layer_flags(dev_flow);
                flow_split_info->prefix_mark = dev_flow->handle->mark;
                /* Suffix group level already be scaled with factor, set
-                * skip_scale to 1 to avoid scale again in translation.
+                * MLX5_SCALE_FLOW_GROUP_BIT of skip_scale to 1 to avoid scale
+                * again in translation.
                 */
-               flow_split_info->skip_scale = 1;
+               flow_split_info->skip_scale = 1 << MLX5_SCALE_FLOW_GROUP_BIT;
 #endif
        }
        /* Add the suffix subflow. */
@@ -5278,10 +5547,10 @@ flow_list_create(struct rte_eth_dev *dev, uint32_t *list,
        struct mlx5_priv *priv = dev->data->dev_private;
        struct rte_flow *flow = NULL;
        struct mlx5_flow *dev_flow;
-       const struct rte_flow_action_rss *rss;
-       struct mlx5_translated_shared_action
-               shared_actions[MLX5_MAX_SHARED_ACTIONS];
-       int shared_actions_n = MLX5_MAX_SHARED_ACTIONS;
+       const struct rte_flow_action_rss *rss = NULL;
+       struct mlx5_translated_action_handle
+               indir_actions[MLX5_MAX_INDIRECT_ACTIONS];
+       int indir_actions_n = MLX5_MAX_INDIRECT_ACTIONS;
        union {
                struct mlx5_flow_expand_rss buf;
                uint8_t buffer[2048];
@@ -5321,9 +5590,9 @@ flow_list_create(struct rte_eth_dev *dev, uint32_t *list,
 
        MLX5_ASSERT(wks);
        rss_desc = &wks->rss_desc;
-       ret = flow_shared_actions_translate(dev, original_actions,
-                                           shared_actions,
-                                           &shared_actions_n,
+       ret = flow_action_handles_translate(dev, original_actions,
+                                           indir_actions,
+                                           &indir_actions_n,
                                            &translated_actions, error);
        if (ret < 0) {
                MLX5_ASSERT(translated_actions == NULL);
@@ -5356,7 +5625,9 @@ flow_list_create(struct rte_eth_dev *dev, uint32_t *list,
        MLX5_ASSERT(flow->drv_type > MLX5_FLOW_TYPE_MIN &&
                    flow->drv_type < MLX5_FLOW_TYPE_MAX);
        memset(rss_desc, 0, offsetof(struct mlx5_flow_rss_desc, queue));
-       rss = flow_get_rss_action(p_actions_rx);
+       /* RSS Action only works on NIC RX domain */
+       if (attr->ingress && !attr->transfer)
+               rss = flow_get_rss_action(p_actions_rx);
        if (rss) {
                if (flow_rss_workspace_adjust(wks, rss_desc, rss->queue_num))
                        return 0;
@@ -5382,8 +5653,8 @@ flow_list_create(struct rte_eth_dev *dev, uint32_t *list,
                buf->entries = 1;
                buf->entry[0].pattern = (void *)(uintptr_t)items;
        }
-       rss_desc->shared_rss = flow_get_shared_rss_action(dev, shared_actions,
-                                                     shared_actions_n);
+       rss_desc->shared_rss = flow_get_shared_rss_action(dev, indir_actions,
+                                                     indir_actions_n);
        for (i = 0; i < buf->entries; ++i) {
                /* Initialize flow split data. */
                flow_split_info.prefix_layers = 0;
@@ -5456,7 +5727,7 @@ flow_list_create(struct rte_eth_dev *dev, uint32_t *list,
         */
        if (external || dev->data->dev_started ||
            (attr->group == MLX5_FLOW_MREG_CP_TABLE_GROUP &&
-            attr->priority == MLX5_FLOW_PRIO_RSVD)) {
+            attr->priority == MLX5_FLOW_LOWEST_PRIO_INDICATOR)) {
                ret = flow_drv_apply(dev, flow, error);
                if (ret < 0)
                        goto error;
@@ -5562,14 +5833,14 @@ mlx5_flow_validate(struct rte_eth_dev *dev,
                   struct rte_flow_error *error)
 {
        int hairpin_flow;
-       struct mlx5_translated_shared_action
-               shared_actions[MLX5_MAX_SHARED_ACTIONS];
-       int shared_actions_n = MLX5_MAX_SHARED_ACTIONS;
+       struct mlx5_translated_action_handle
+               indir_actions[MLX5_MAX_INDIRECT_ACTIONS];
+       int indir_actions_n = MLX5_MAX_INDIRECT_ACTIONS;
        const struct rte_flow_action *actions;
        struct rte_flow_action *translated_actions = NULL;
-       int ret = flow_shared_actions_translate(dev, original_actions,
-                                               shared_actions,
-                                               &shared_actions_n,
+       int ret = flow_action_handles_translate(dev, original_actions,
+                                               indir_actions,
+                                               &indir_actions_n,
                                                &translated_actions, error);
 
        if (ret)
@@ -5722,7 +5993,7 @@ mlx5_flow_start_default(struct rte_eth_dev *dev)
 /**
  * Release key of thread specific flow workspace data.
  */
-static void
+void
 flow_release_workspace(void *data)
 {
        struct mlx5_flow_workspace *wks = data;
@@ -5736,16 +6007,6 @@ flow_release_workspace(void *data)
        }
 }
 
-/**
- * Initialize key of thread specific flow workspace data.
- */
-static void
-flow_alloc_workspace(void)
-{
-       if (pthread_key_create(&key_workspace, flow_release_workspace))
-               DRV_LOG(ERR, "Can't create flow workspace data thread key.");
-}
-
 /**
  * Get thread specific current flow workspace.
  *
@@ -5756,7 +6017,7 @@ mlx5_flow_get_thread_workspace(void)
 {
        struct mlx5_flow_workspace *data;
 
-       data = pthread_getspecific(key_workspace);
+       data = mlx5_flow_os_get_specific_workspace();
        MLX5_ASSERT(data && data->inuse);
        if (!data || !data->inuse)
                DRV_LOG(ERR, "flow workspace not initialized.");
@@ -5804,11 +6065,7 @@ mlx5_flow_push_thread_workspace(void)
        struct mlx5_flow_workspace *curr;
        struct mlx5_flow_workspace *data;
 
-       if (pthread_once(&key_workspace_init, flow_alloc_workspace)) {
-               DRV_LOG(ERR, "Failed to init flow workspace data thread key.");
-               return NULL;
-       }
-       curr = pthread_getspecific(key_workspace);
+       curr = mlx5_flow_os_get_specific_workspace();
        if (!curr) {
                data = flow_alloc_thread_workspace();
                if (!data)
@@ -5827,7 +6084,7 @@ mlx5_flow_push_thread_workspace(void)
        data->inuse = 1;
        data->flow_idx = 0;
        /* Set as current workspace */
-       if (pthread_setspecific(key_workspace, data))
+       if (mlx5_flow_os_set_specific_workspace(data))
                DRV_LOG(ERR, "Failed to set flow workspace to thread.");
        return data;
 }
@@ -5853,7 +6110,7 @@ mlx5_flow_pop_thread_workspace(void)
        data->inuse = 0;
        if (!data->prev)
                return;
-       if (pthread_setspecific(key_workspace, data->prev))
+       if (mlx5_flow_os_set_specific_workspace(data->prev))
                DRV_LOG(ERR, "Failed to set flow workspace to thread.");
 }
 
@@ -5970,7 +6227,7 @@ mlx5_ctrl_flow_vlan(struct rte_eth_dev *dev,
        struct mlx5_priv *priv = dev->data->dev_private;
        const struct rte_flow_attr attr = {
                .ingress = 1,
-               .priority = MLX5_FLOW_PRIO_RSVD,
+               .priority = MLX5_FLOW_LOWEST_PRIO_INDICATOR,
        };
        struct rte_flow_item items[] = {
                {
@@ -6225,40 +6482,20 @@ mlx5_flow_query(struct rte_eth_dev *dev,
 }
 
 /**
- * Manage filter operations.
+ * Get rte_flow callbacks.
  *
  * @param dev
  *   Pointer to Ethernet device structure.
- * @param filter_type
- *   Filter type.
- * @param filter_op
- *   Operation to perform.
- * @param arg
+ * @param ops
  *   Pointer to operation-specific structure.
  *
- * @return
- *   0 on success, a negative errno value otherwise and rte_errno is set.
+ * @return 0
  */
 int
-mlx5_dev_filter_ctrl(struct rte_eth_dev *dev,
-                    enum rte_filter_type filter_type,
-                    enum rte_filter_op filter_op,
-                    void *arg)
-{
-       switch (filter_type) {
-       case RTE_ETH_FILTER_GENERIC:
-               if (filter_op != RTE_ETH_FILTER_GET) {
-                       rte_errno = EINVAL;
-                       return -rte_errno;
-               }
-               *(const void **)arg = &mlx5_flow_ops;
-               return 0;
-       default:
-               DRV_LOG(ERR, "port %u filter type (%d) not supported",
-                       dev->data->port_id, filter_type);
-               rte_errno = ENOTSUP;
-               return -rte_errno;
-       }
+mlx5_flow_ops_get(struct rte_eth_dev *dev __rte_unused,
+                 const struct rte_flow_ops **ops)
+{
+       *ops = &mlx5_flow_ops;
        return 0;
 }
 
@@ -6855,7 +7092,7 @@ mlx5_flow_discover_mreg_c(struct rte_eth_dev *dev)
        for (idx = REG_C_2; idx <= REG_C_7; ++idx) {
                struct rte_flow_attr attr = {
                        .group = MLX5_FLOW_MREG_CP_TABLE_GROUP,
-                       .priority = MLX5_FLOW_PRIO_RSVD,
+                       .priority = MLX5_FLOW_LOWEST_PRIO_INDICATOR,
                        .ingress = 1,
                };
                struct rte_flow_item items[] = {
@@ -6917,7 +7154,7 @@ mlx5_flow_discover_mreg_c(struct rte_eth_dev *dev)
  *   0 on success, a nagative value otherwise.
  */
 int
-mlx5_flow_dev_dump(struct rte_eth_dev *dev,
+mlx5_flow_dev_dump(struct rte_eth_dev *dev, struct rte_flow *flow_idx,
                   FILE *file,
                   struct rte_flow_error *error __rte_unused)
 {
@@ -6929,8 +7166,11 @@ mlx5_flow_dev_dump(struct rte_eth_dev *dev,
                        return -errno;
                return -ENOTSUP;
        }
-       return mlx5_devx_cmd_flow_dump(sh->fdb_domain, sh->rx_domain,
-                                      sh->tx_domain, file);
+
+       if (!flow_idx)
+               return mlx5_devx_cmd_flow_dump(sh->fdb_domain,
+                               sh->rx_domain, sh->tx_domain, file);
+       return -ENOTSUP;
 }
 
 /**
@@ -6973,12 +7213,12 @@ mlx5_flow_get_aged_flows(struct rte_eth_dev *dev, void **contexts,
 /* Wrapper for driver action_validate op callback */
 static int
 flow_drv_action_validate(struct rte_eth_dev *dev,
-                        const struct rte_flow_shared_action_conf *conf,
+                        const struct rte_flow_indir_action_conf *conf,
                         const struct rte_flow_action *action,
                         const struct mlx5_flow_driver_ops *fops,
                         struct rte_flow_error *error)
 {
-       static const char err_msg[] = "shared action validation unsupported";
+       static const char err_msg[] = "indirect action validation unsupported";
 
        if (!fops->action_validate) {
                DRV_LOG(ERR, "port %u %s.", dev->data->port_id, err_msg);
@@ -6994,8 +7234,8 @@ flow_drv_action_validate(struct rte_eth_dev *dev,
  *
  * @param dev
  *   Pointer to Ethernet device structure.
- * @param[in] action
- *   Handle for the shared action to be destroyed.
+ * @param[in] handle
+ *   Handle for the indirect action object to be destroyed.
  * @param[out] error
  *   Perform verbose error reporting if not NULL. PMDs initialize this
  *   structure in case of error only.
@@ -7006,11 +7246,11 @@ flow_drv_action_validate(struct rte_eth_dev *dev,
  * @note: wrapper for driver action_create op callback.
  */
 static int
-mlx5_shared_action_destroy(struct rte_eth_dev *dev,
-                          struct rte_flow_shared_action *action,
+mlx5_action_handle_destroy(struct rte_eth_dev *dev,
+                          struct rte_flow_action_handle *handle,
                           struct rte_flow_error *error)
 {
-       static const char err_msg[] = "shared action destruction unsupported";
+       static const char err_msg[] = "indirect action destruction unsupported";
        struct rte_flow_attr attr = { .transfer = 0 };
        const struct mlx5_flow_driver_ops *fops =
                        flow_get_drv_ops(flow_get_drv_type(dev, &attr));
@@ -7021,18 +7261,18 @@ mlx5_shared_action_destroy(struct rte_eth_dev *dev,
                                   NULL, err_msg);
                return -rte_errno;
        }
-       return fops->action_destroy(dev, action, error);
+       return fops->action_destroy(dev, handle, error);
 }
 
 /* Wrapper for driver action_destroy op callback */
 static int
 flow_drv_action_update(struct rte_eth_dev *dev,
-                      struct rte_flow_shared_action *action,
-                      const void *action_conf,
+                      struct rte_flow_action_handle *handle,
+                      const void *update,
                       const struct mlx5_flow_driver_ops *fops,
                       struct rte_flow_error *error)
 {
-       static const char err_msg[] = "shared action update unsupported";
+       static const char err_msg[] = "indirect action update unsupported";
 
        if (!fops->action_update) {
                DRV_LOG(ERR, "port %u %s.", dev->data->port_id, err_msg);
@@ -7040,18 +7280,18 @@ flow_drv_action_update(struct rte_eth_dev *dev,
                                   NULL, err_msg);
                return -rte_errno;
        }
-       return fops->action_update(dev, action, action_conf, error);
+       return fops->action_update(dev, handle, update, error);
 }
 
 /* Wrapper for driver action_destroy op callback */
 static int
 flow_drv_action_query(struct rte_eth_dev *dev,
-                     const struct rte_flow_shared_action *action,
+                     const struct rte_flow_action_handle *handle,
                      void *data,
                      const struct mlx5_flow_driver_ops *fops,
                      struct rte_flow_error *error)
 {
-       static const char err_msg[] = "shared action query unsupported";
+       static const char err_msg[] = "indirect action query unsupported";
 
        if (!fops->action_query) {
                DRV_LOG(ERR, "port %u %s.", dev->data->port_id, err_msg);
@@ -7059,29 +7299,31 @@ flow_drv_action_query(struct rte_eth_dev *dev,
                                   NULL, err_msg);
                return -rte_errno;
        }
-       return fops->action_query(dev, action, data, error);
+       return fops->action_query(dev, handle, data, error);
 }
 
 /**
- * Create shared action for reuse in multiple flow rules.
+ * Create indirect action for reuse in multiple flow rules.
  *
  * @param dev
  *   Pointer to Ethernet device structure.
+ * @param conf
+ *   Pointer to indirect action object configuration.
  * @param[in] action
- *   Action configuration for shared action creation.
+ *   Action configuration for indirect action object creation.
  * @param[out] error
  *   Perform verbose error reporting if not NULL. PMDs initialize this
  *   structure in case of error only.
  * @return
  *   A valid handle in case of success, NULL otherwise and rte_errno is set.
  */
-static struct rte_flow_shared_action *
-mlx5_shared_action_create(struct rte_eth_dev *dev,
-                         const struct rte_flow_shared_action_conf *conf,
+static struct rte_flow_action_handle *
+mlx5_action_handle_create(struct rte_eth_dev *dev,
+                         const struct rte_flow_indir_action_conf *conf,
                          const struct rte_flow_action *action,
                          struct rte_flow_error *error)
 {
-       static const char err_msg[] = "shared action creation unsupported";
+       static const char err_msg[] = "indirect action creation unsupported";
        struct rte_flow_attr attr = { .transfer = 0 };
        const struct mlx5_flow_driver_ops *fops =
                        flow_get_drv_ops(flow_get_drv_type(dev, &attr));
@@ -7098,19 +7340,20 @@ mlx5_shared_action_create(struct rte_eth_dev *dev,
 }
 
 /**
- * Updates inplace the shared action configuration pointed by *action* handle
- * with the configuration provided as *action* argument.
- * The update of the shared action configuration effects all flow rules reusing
- * the action via handle.
+ * Updates inplace the indirect action configuration pointed by *handle*
+ * with the configuration provided as *update* argument.
+ * The update of the indirect action configuration effects all flow rules
+ * reusing the action via handle.
  *
  * @param dev
  *   Pointer to Ethernet device structure.
- * @param[in] shared_action
- *   Handle for the shared action to be updated.
- * @param[in] action
+ * @param[in] handle
+ *   Handle for the indirect action to be updated.
+ * @param[in] update
  *   Action specification used to modify the action pointed by handle.
- *   *action* should be of same type with the action pointed by the *action*
- *   handle argument, otherwise considered as invalid.
+ *   *update* could be of same type with the action pointed by the *handle*
+ *   handle argument, or some other structures like a wrapper, depending on
+ *   the indirect action type.
  * @param[out] error
  *   Perform verbose error reporting if not NULL. PMDs initialize this
  *   structure in case of error only.
@@ -7119,9 +7362,9 @@ mlx5_shared_action_create(struct rte_eth_dev *dev,
  *   0 on success, a negative errno value otherwise and rte_errno is set.
  */
 static int
-mlx5_shared_action_update(struct rte_eth_dev *dev,
-               struct rte_flow_shared_action *shared_action,
-               const struct rte_flow_action *action,
+mlx5_action_handle_update(struct rte_eth_dev *dev,
+               struct rte_flow_action_handle *handle,
+               const void *update,
                struct rte_flow_error *error)
 {
        struct rte_flow_attr attr = { .transfer = 0 };
@@ -7129,26 +7372,27 @@ mlx5_shared_action_update(struct rte_eth_dev *dev,
                        flow_get_drv_ops(flow_get_drv_type(dev, &attr));
        int ret;
 
-       ret = flow_drv_action_validate(dev, NULL, action, fops, error);
+       ret = flow_drv_action_validate(dev, NULL,
+                       (const struct rte_flow_action *)update, fops, error);
        if (ret)
                return ret;
-       return flow_drv_action_update(dev, shared_action, action->conf, fops,
+       return flow_drv_action_update(dev, handle, update, fops,
                                      error);
 }
 
 /**
- * Query the shared action by handle.
+ * Query the indirect action by handle.
  *
  * This function allows retrieving action-specific data such as counters.
  * Data is gathered by special action which may be present/referenced in
  * more than one flow rule definition.
  *
- * \see RTE_FLOW_ACTION_TYPE_COUNT
+ * see @RTE_FLOW_ACTION_TYPE_COUNT
  *
  * @param dev
  *   Pointer to Ethernet device structure.
- * @param[in] action
- *   Handle for the shared action to query.
+ * @param[in] handle
+ *   Handle for the indirect action to query.
  * @param[in, out] data
  *   Pointer to storage for the associated query data type.
  * @param[out] error
@@ -7159,8 +7403,8 @@ mlx5_shared_action_update(struct rte_eth_dev *dev,
  *   0 on success, a negative errno value otherwise and rte_errno is set.
  */
 static int
-mlx5_shared_action_query(struct rte_eth_dev *dev,
-                        const struct rte_flow_shared_action *action,
+mlx5_action_handle_query(struct rte_eth_dev *dev,
+                        const struct rte_flow_action_handle *handle,
                         void *data,
                         struct rte_flow_error *error)
 {
@@ -7168,11 +7412,11 @@ mlx5_shared_action_query(struct rte_eth_dev *dev,
        const struct mlx5_flow_driver_ops *fops =
                        flow_get_drv_ops(flow_get_drv_type(dev, &attr));
 
-       return flow_drv_action_query(dev, action, data, fops, error);
+       return flow_drv_action_query(dev, handle, data, fops, error);
 }
 
 /**
- * Destroy all shared actions.
+ * Destroy all indirect actions (shared RSS).
  *
  * @param dev
  *   Pointer to Ethernet device.
@@ -7181,18 +7425,18 @@ mlx5_shared_action_query(struct rte_eth_dev *dev,
  *   0 on success, a negative errno value otherwise and rte_errno is set.
  */
 int
-mlx5_shared_action_flush(struct rte_eth_dev *dev)
+mlx5_action_handle_flush(struct rte_eth_dev *dev)
 {
        struct rte_flow_error error;
        struct mlx5_priv *priv = dev->data->dev_private;
-       struct mlx5_shared_action_rss *action;
+       struct mlx5_shared_action_rss *shared_rss;
        int ret = 0;
        uint32_t idx;
 
        ILIST_FOREACH(priv->sh->ipool[MLX5_IPOOL_RSS_SHARED_ACTIONS],
-                     priv->rss_shared_actions, idx, action, next) {
-               ret |= mlx5_shared_action_destroy(dev,
-                      (struct rte_flow_shared_action *)(uintptr_t)idx, &error);
+                     priv->rss_shared_actions, idx, shared_rss, next) {
+               ret |= mlx5_action_handle_destroy(dev,
+                      (struct rte_flow_action_handle *)(uintptr_t)idx, &error);
        }
        return ret;
 }
@@ -7628,10 +7872,11 @@ static void get_tunnel_miss(struct rte_eth_dev *dev, void *x)
 
        rte_spinlock_unlock(&thub->sl);
        ctx->tunnel = mlx5_flow_tunnel_allocate(dev, ctx->app_tunnel);
-       ctx->tunnel->refctn = 1;
        rte_spinlock_lock(&thub->sl);
-       if (ctx->tunnel)
+       if (ctx->tunnel) {
+               ctx->tunnel->refctn = 1;
                LIST_INSERT_HEAD(&thub->tunnels, ctx->tunnel, chain);
+       }
 }
 
 
@@ -7657,7 +7902,7 @@ void mlx5_release_tunnel_hub(struct mlx5_dev_ctx_shared *sh, uint16_t port_id)
        if (!thub)
                return;
        if (!LIST_EMPTY(&thub->tunnels))
-               DRV_LOG(WARNING, "port %u tunnels present\n", port_id);
+               DRV_LOG(WARNING, "port %u tunnels present", port_id);
        mlx5_hlist_destroy(thub->groups);
        mlx5_free(thub);
 }
@@ -7673,7 +7918,8 @@ int mlx5_alloc_tunnel_hub(struct mlx5_dev_ctx_shared *sh)
                return -ENOMEM;
        LIST_INIT(&thub->tunnels);
        rte_spinlock_init(&thub->sl);
-       thub->groups = mlx5_hlist_create("flow groups", MLX5_MAX_TABLES, 0,
+       thub->groups = mlx5_hlist_create("flow groups",
+                                        rte_align32pow2(MLX5_MAX_TABLES), 0,
                                         0, mlx5_flow_tunnel_grp2tbl_create_cb,
                                         mlx5_flow_tunnel_grp2tbl_match_cb,
                                         mlx5_flow_tunnel_grp2tbl_remove_cb);
@@ -7986,4 +8232,3 @@ mlx5_release_tunnel_hub(__rte_unused struct mlx5_dev_ctx_shared *sh,
 {
 }
 #endif /* HAVE_IBV_FLOW_DV_SUPPORT */
-