net/mlx5: replace flow list with indexed pool
[dpdk.git] / drivers / net / mlx5 / mlx5_flow_dv.c
index fa05882..0b48024 100644 (file)
@@ -6930,7 +6930,8 @@ flow_dv_validate(struct rte_eth_dev *dev, const struct rte_flow_attr *attr,
                        last_item = MLX5_FLOW_LAYER_GRE_KEY;
                        break;
                case RTE_FLOW_ITEM_TYPE_VXLAN:
-                       ret = mlx5_flow_validate_item_vxlan(items, item_flags,
+                       ret = mlx5_flow_validate_item_vxlan(dev, items,
+                                                           item_flags, attr,
                                                            error);
                        if (ret < 0)
                                return ret;
@@ -7892,15 +7893,7 @@ flow_dv_prepare(struct rte_eth_dev *dev,
        memset(dev_flow, 0, sizeof(*dev_flow));
        dev_flow->handle = dev_handle;
        dev_flow->handle_idx = handle_idx;
-       /*
-        * In some old rdma-core releases, before continuing, a check of the
-        * length of matching parameter will be done at first. It needs to use
-        * the length without misc4 param. If the flow has misc4 support, then
-        * the length needs to be adjusted accordingly. Each param member is
-        * aligned with a 64B boundary naturally.
-        */
-       dev_flow->dv.value.size = MLX5_ST_SZ_BYTES(fte_match_param) -
-                                 MLX5_ST_SZ_BYTES(fte_match_set_misc4);
+       dev_flow->dv.value.size = MLX5_ST_SZ_BYTES(fte_match_param);
        dev_flow->ingress = attr->ingress;
        dev_flow->dv.transfer = attr->transfer;
        return dev_flow;
@@ -8681,6 +8674,10 @@ flow_dv_translate_item_nvgre(void *matcher, void *key,
 /**
  * Add VXLAN item to matcher and to the value.
  *
+ * @param[in] dev
+ *   Pointer to the Ethernet device structure.
+ * @param[in] attr
+ *   Flow rule attributes.
  * @param[in, out] matcher
  *   Flow matcher.
  * @param[in, out] key
@@ -8691,7 +8688,9 @@ flow_dv_translate_item_nvgre(void *matcher, void *key,
  *   Item is inner pattern.
  */
 static void
-flow_dv_translate_item_vxlan(void *matcher, void *key,
+flow_dv_translate_item_vxlan(struct rte_eth_dev *dev,
+                            const struct rte_flow_attr *attr,
+                            void *matcher, void *key,
                             const struct rte_flow_item *item,
                             int inner)
 {
@@ -8699,13 +8698,16 @@ flow_dv_translate_item_vxlan(void *matcher, void *key,
        const struct rte_flow_item_vxlan *vxlan_v = item->spec;
        void *headers_m;
        void *headers_v;
-       void *misc_m = MLX5_ADDR_OF(fte_match_param, matcher, misc_parameters);
-       void *misc_v = MLX5_ADDR_OF(fte_match_param, key, misc_parameters);
-       char *vni_m;
-       char *vni_v;
+       void *misc5_m;
+       void *misc5_v;
+       uint32_t *tunnel_header_v;
+       uint32_t *tunnel_header_m;
        uint16_t dport;
-       int size;
-       int i;
+       struct mlx5_priv *priv = dev->data->dev_private;
+       const struct rte_flow_item_vxlan nic_mask = {
+               .vni = "\xff\xff\xff",
+               .rsvd1 = 0xff,
+       };
 
        if (inner) {
                headers_m = MLX5_ADDR_OF(fte_match_param, matcher,
@@ -8724,14 +8726,52 @@ flow_dv_translate_item_vxlan(void *matcher, void *key,
        }
        if (!vxlan_v)
                return;
-       if (!vxlan_m)
-               vxlan_m = &rte_flow_item_vxlan_mask;
-       size = sizeof(vxlan_m->vni);
-       vni_m = MLX5_ADDR_OF(fte_match_set_misc, misc_m, vxlan_vni);
-       vni_v = MLX5_ADDR_OF(fte_match_set_misc, misc_v, vxlan_vni);
-       memcpy(vni_m, vxlan_m->vni, size);
-       for (i = 0; i < size; ++i)
-               vni_v[i] = vni_m[i] & vxlan_v->vni[i];
+       if (!vxlan_m) {
+               if ((!attr->group && !priv->sh->tunnel_header_0_1) ||
+                   (attr->group && !priv->sh->misc5_cap))
+                       vxlan_m = &rte_flow_item_vxlan_mask;
+               else
+                       vxlan_m = &nic_mask;
+       }
+       if ((!attr->group && !attr->transfer && !priv->sh->tunnel_header_0_1) ||
+           ((attr->group || attr->transfer) && !priv->sh->misc5_cap)) {
+               void *misc_m;
+               void *misc_v;
+               char *vni_m;
+               char *vni_v;
+               int size;
+               int i;
+               misc_m = MLX5_ADDR_OF(fte_match_param,
+                                     matcher, misc_parameters);
+               misc_v = MLX5_ADDR_OF(fte_match_param, key, misc_parameters);
+               size = sizeof(vxlan_m->vni);
+               vni_m = MLX5_ADDR_OF(fte_match_set_misc, misc_m, vxlan_vni);
+               vni_v = MLX5_ADDR_OF(fte_match_set_misc, misc_v, vxlan_vni);
+               memcpy(vni_m, vxlan_m->vni, size);
+               for (i = 0; i < size; ++i)
+                       vni_v[i] = vni_m[i] & vxlan_v->vni[i];
+               return;
+       }
+       misc5_m = MLX5_ADDR_OF(fte_match_param, matcher, misc_parameters_5);
+       misc5_v = MLX5_ADDR_OF(fte_match_param, key, misc_parameters_5);
+       tunnel_header_v = (uint32_t *)MLX5_ADDR_OF(fte_match_set_misc5,
+                                                  misc5_v,
+                                                  tunnel_header_1);
+       tunnel_header_m = (uint32_t *)MLX5_ADDR_OF(fte_match_set_misc5,
+                                                  misc5_m,
+                                                  tunnel_header_1);
+       *tunnel_header_v = (vxlan_v->vni[0] & vxlan_m->vni[0]) |
+                          (vxlan_v->vni[1] & vxlan_m->vni[1]) << 8 |
+                          (vxlan_v->vni[2] & vxlan_m->vni[2]) << 16;
+       if (*tunnel_header_v)
+               *tunnel_header_m = vxlan_m->vni[0] |
+                       vxlan_m->vni[1] << 8 |
+                       vxlan_m->vni[2] << 16;
+       else
+               *tunnel_header_m = 0x0;
+       *tunnel_header_v |= (vxlan_v->rsvd1 & vxlan_m->rsvd1) << 24;
+       if (vxlan_v->rsvd1 & vxlan_m->rsvd1)
+               *tunnel_header_m |= vxlan_m->rsvd1 << 24;
 }
 
 /**
@@ -9892,9 +9932,32 @@ flow_dv_matcher_enable(uint32_t *match_criteria)
        match_criteria_enable |=
                (!HEADER_IS_ZERO(match_criteria, misc_parameters_4)) <<
                MLX5_MATCH_CRITERIA_ENABLE_MISC4_BIT;
+       match_criteria_enable |=
+               (!HEADER_IS_ZERO(match_criteria, misc_parameters_5)) <<
+               MLX5_MATCH_CRITERIA_ENABLE_MISC5_BIT;
        return match_criteria_enable;
 }
 
+static void
+__flow_dv_adjust_buf_size(size_t *size, uint8_t match_criteria)
+{
+       /*
+        * Check flow matching criteria first, subtract misc5/4 length if flow
+        * doesn't own misc5/4 parameters. In some old rdma-core releases,
+        * misc5/4 are not supported, and matcher creation failure is expected
+        * w/o subtration. If misc5 is provided, misc4 must be counted in since
+        * misc5 is right after misc4.
+        */
+       if (!(match_criteria & (1 << MLX5_MATCH_CRITERIA_ENABLE_MISC5_BIT))) {
+               *size = MLX5_ST_SZ_BYTES(fte_match_param) -
+                       MLX5_ST_SZ_BYTES(fte_match_set_misc5);
+               if (!(match_criteria & (1 <<
+                       MLX5_MATCH_CRITERIA_ENABLE_MISC4_BIT))) {
+                       *size -= MLX5_ST_SZ_BYTES(fte_match_set_misc4);
+               }
+       }
+}
+
 struct mlx5_hlist_entry *
 flow_dv_tbl_create_cb(struct mlx5_hlist *list, uint64_t key64, void *cb_ctx)
 {
@@ -10161,6 +10224,8 @@ flow_dv_matcher_create_cb(struct mlx5_cache_list *list,
        *cache = *ref;
        dv_attr.match_criteria_enable =
                flow_dv_matcher_enable(cache->mask.buf);
+       __flow_dv_adjust_buf_size(&ref->mask.size,
+                                 dv_attr.match_criteria_enable);
        dv_attr.priority = ref->priority;
        if (tbl->is_egress)
                dv_attr.flags |= IBV_FLOW_ATTR_FLAGS_EGRESS;
@@ -10210,7 +10275,6 @@ flow_dv_matcher_register(struct rte_eth_dev *dev,
                .error = error,
                .data = ref,
        };
-
        /**
         * tunnel offload API requires this registration for cases when
         * tunnel match rule was inserted before tunnel set rule.
@@ -10386,7 +10450,7 @@ flow_dv_translate_action_port_id(struct rte_eth_dev *dev,
                                          RTE_FLOW_ERROR_TYPE_ACTION,
                                          NULL,
                                          "No eswitch info was found for port");
-#ifdef HAVE_MLX5DV_DR_DEVX_PORT
+#ifdef HAVE_MLX5DV_DR_CREATE_DEST_IB_PORT
        /*
         * This parameter is transferred to
         * mlx5dv_dr_action_create_dest_ib_port().
@@ -12069,8 +12133,7 @@ flow_dv_translate(struct rte_eth_dev *dev,
        uint64_t action_flags = 0;
        struct mlx5_flow_dv_matcher matcher = {
                .mask = {
-                       .size = sizeof(matcher.mask.buf) -
-                               MLX5_ST_SZ_BYTES(fte_match_set_misc4),
+                       .size = sizeof(matcher.mask.buf),
                },
        };
        int actions_n = 0;
@@ -12877,7 +12940,8 @@ flow_dv_translate(struct rte_eth_dev *dev,
                        last_item = MLX5_FLOW_LAYER_GRE;
                        break;
                case RTE_FLOW_ITEM_TYPE_VXLAN:
-                       flow_dv_translate_item_vxlan(match_mask, match_value,
+                       flow_dv_translate_item_vxlan(dev, attr,
+                                                    match_mask, match_value,
                                                     items, tunnel);
                        matcher.priority = MLX5_TUNNEL_PRIO_GET(rss_desc);
                        last_item = MLX5_FLOW_LAYER_VXLAN;
@@ -12975,10 +13039,6 @@ flow_dv_translate(struct rte_eth_dev *dev,
                                                NULL,
                                                "cannot create eCPRI parser");
                        }
-                       /* Adjust the length matcher and device flow value. */
-                       matcher.mask.size = MLX5_ST_SZ_BYTES(fte_match_param);
-                       dev_flow->dv.value.size =
-                                       MLX5_ST_SZ_BYTES(fte_match_param);
                        flow_dv_translate_item_ecpri(dev, match_mask,
                                                     match_value, items);
                        /* No other protocol should follow eCPRI layer. */
@@ -13288,6 +13348,7 @@ flow_dv_apply(struct rte_eth_dev *dev, struct rte_flow *flow,
        int idx;
        struct mlx5_flow_workspace *wks = mlx5_flow_get_thread_workspace();
        struct mlx5_flow_rss_desc *rss_desc = &wks->rss_desc;
+       uint8_t misc_mask;
 
        MLX5_ASSERT(wks);
        for (idx = wks->flow_idx - 1; idx >= 0; idx--) {
@@ -13358,6 +13419,8 @@ flow_dv_apply(struct rte_eth_dev *dev, struct rte_flow *flow,
                        }
                        dv->actions[n++] = priv->sh->default_miss_action;
                }
+               misc_mask = flow_dv_matcher_enable(dv->value.buf);
+               __flow_dv_adjust_buf_size(&dv->value.size, misc_mask);
                err = mlx5_flow_os_create_flow(dv_h->matcher->matcher_object,
                                               (void *)&dv->value, n,
                                               dv->actions, &dh->drv_flow);
@@ -13901,6 +13964,11 @@ flow_dv_destroy(struct rte_eth_dev *dev, struct rte_flow *flow)
                    dev_handle->split_flow_id)
                        mlx5_ipool_free(fm->flow_ipool,
                                        dev_handle->split_flow_id);
+               else if (dev_handle->split_flow_id &&
+                   !dev_handle->is_meter_flow_id)
+                       mlx5_ipool_free(priv->sh->ipool
+                                       [MLX5_IPOOL_RSS_EXPANTION_FLOW_ID],
+                                       dev_handle->split_flow_id);
                mlx5_ipool_free(priv->sh->ipool[MLX5_IPOOL_MLX5_FLOW],
                           tmp_idx);
        }
@@ -15476,14 +15544,13 @@ __flow_dv_create_policy_flow(struct rte_eth_dev *dev,
 {
        int ret;
        struct mlx5_flow_dv_match_params value = {
-               .size = sizeof(value.buf) -
-                       MLX5_ST_SZ_BYTES(fte_match_set_misc4),
+               .size = sizeof(value.buf),
        };
        struct mlx5_flow_dv_match_params matcher = {
-               .size = sizeof(matcher.buf) -
-                       MLX5_ST_SZ_BYTES(fte_match_set_misc4),
+               .size = sizeof(matcher.buf),
        };
        struct mlx5_priv *priv = dev->data->dev_private;
+       uint8_t misc_mask;
 
        if (match_src_port && (priv->representor || priv->master)) {
                if (flow_dv_translate_item_port_id(dev, matcher.buf,
@@ -15497,6 +15564,8 @@ __flow_dv_create_policy_flow(struct rte_eth_dev *dev,
                                (enum modify_reg)color_reg_c_idx,
                                rte_col_2_mlx5_col(color),
                                UINT32_MAX);
+       misc_mask = flow_dv_matcher_enable(value.buf);
+       __flow_dv_adjust_buf_size(&value.size, misc_mask);
        ret = mlx5_flow_os_create_flow(matcher_object,
                        (void *)&value, actions_n, actions, rule);
        if (ret) {
@@ -15521,14 +15590,12 @@ __flow_dv_create_policy_matcher(struct rte_eth_dev *dev,
        struct mlx5_flow_tbl_resource *tbl_rsc = sub_policy->tbl_rsc;
        struct mlx5_flow_dv_matcher matcher = {
                .mask = {
-                       .size = sizeof(matcher.mask.buf) -
-                               MLX5_ST_SZ_BYTES(fte_match_set_misc4),
+                       .size = sizeof(matcher.mask.buf),
                },
                .tbl = tbl_rsc,
        };
        struct mlx5_flow_dv_match_params value = {
-               .size = sizeof(value.buf) -
-                       MLX5_ST_SZ_BYTES(fte_match_set_misc4),
+               .size = sizeof(value.buf),
        };
        struct mlx5_flow_cb_ctx ctx = {
                .error = error,
@@ -16002,12 +16069,10 @@ flow_dv_create_mtr_tbls(struct rte_eth_dev *dev,
        int domain, ret, i;
        struct mlx5_flow_counter *cnt;
        struct mlx5_flow_dv_match_params value = {
-               .size = sizeof(value.buf) -
-               MLX5_ST_SZ_BYTES(fte_match_set_misc4),
+               .size = sizeof(value.buf),
        };
        struct mlx5_flow_dv_match_params matcher_para = {
-               .size = sizeof(matcher_para.buf) -
-               MLX5_ST_SZ_BYTES(fte_match_set_misc4),
+               .size = sizeof(matcher_para.buf),
        };
        int mtr_id_reg_c = mlx5_flow_get_reg_id(dev, MLX5_MTR_ID,
                                                     0, &error);
@@ -16016,8 +16081,7 @@ flow_dv_create_mtr_tbls(struct rte_eth_dev *dev,
        struct mlx5_cache_entry *entry;
        struct mlx5_flow_dv_matcher matcher = {
                .mask = {
-                       .size = sizeof(matcher.mask.buf) -
-                       MLX5_ST_SZ_BYTES(fte_match_set_misc4),
+                       .size = sizeof(matcher.mask.buf),
                },
        };
        struct mlx5_flow_dv_matcher *drop_matcher;
@@ -16025,6 +16089,7 @@ flow_dv_create_mtr_tbls(struct rte_eth_dev *dev,
                .error = &error,
                .data = &matcher,
        };
+       uint8_t misc_mask;
 
        if (!priv->mtr_en || mtr_id_reg_c < 0) {
                rte_errno = ENOTSUP;
@@ -16074,6 +16139,8 @@ flow_dv_create_mtr_tbls(struct rte_eth_dev *dev,
                        actions[i++] = priv->sh->dr_drop_action;
                        flow_dv_match_meta_reg(matcher_para.buf, value.buf,
                                (enum modify_reg)mtr_id_reg_c, 0, 0);
+                       misc_mask = flow_dv_matcher_enable(value.buf);
+                       __flow_dv_adjust_buf_size(&value.size, misc_mask);
                        ret = mlx5_flow_os_create_flow
                                (mtrmng->def_matcher[domain]->matcher_object,
                                (void *)&value, i, actions,
@@ -16117,6 +16184,8 @@ flow_dv_create_mtr_tbls(struct rte_eth_dev *dev,
                                        fm->drop_cnt, NULL);
                actions[i++] = cnt->action;
                actions[i++] = priv->sh->dr_drop_action;
+               misc_mask = flow_dv_matcher_enable(value.buf);
+               __flow_dv_adjust_buf_size(&value.size, misc_mask);
                ret = mlx5_flow_os_create_flow(drop_matcher->matcher_object,
                                               (void *)&value, i, actions,
                                               &fm->drop_rule[domain]);
@@ -16637,10 +16706,12 @@ mlx5_flow_dv_discover_counter_offset_support(struct rte_eth_dev *dev)
        if (ret)
                goto err;
        dv_attr.match_criteria_enable = flow_dv_matcher_enable(mask.buf);
+       __flow_dv_adjust_buf_size(&mask.size, dv_attr.match_criteria_enable);
        ret = mlx5_flow_os_create_flow_matcher(sh->ctx, &dv_attr, tbl->obj,
                                               &matcher);
        if (ret)
                goto err;
+       __flow_dv_adjust_buf_size(&value.size, dv_attr.match_criteria_enable);
        ret = mlx5_flow_os_create_flow(matcher, (void *)&value, 1,
                                       actions, &flow);
 err: