return 0;
}
+/**
+ * Validate IPV6 fragment extension item.
+ *
+ * @param[in] item
+ * Item specification.
+ * @param[in] item_flags
+ * Bit-fields that holds the items detected until now.
+ * @param[out] error
+ * Pointer to error structure.
+ *
+ * @return
+ * 0 on success, a negative errno value otherwise and rte_errno is set.
+ */
+static int
+flow_dv_validate_item_ipv6_frag_ext(const struct rte_flow_item *item,
+ uint64_t item_flags,
+ struct rte_flow_error *error)
+{
+ const struct rte_flow_item_ipv6_frag_ext *spec = item->spec;
+ const struct rte_flow_item_ipv6_frag_ext *last = item->last;
+ const struct rte_flow_item_ipv6_frag_ext *mask = item->mask;
+ rte_be16_t frag_data_spec = 0;
+ rte_be16_t frag_data_last = 0;
+ const int tunnel = !!(item_flags & MLX5_FLOW_LAYER_TUNNEL);
+ const uint64_t l4m = tunnel ? MLX5_FLOW_LAYER_INNER_L4 :
+ MLX5_FLOW_LAYER_OUTER_L4;
+ int ret = 0;
+ struct rte_flow_item_ipv6_frag_ext nic_mask = {
+ .hdr = {
+ .next_header = 0xff,
+ .frag_data = RTE_BE16(0xffff),
+ },
+ };
+
+ if (item_flags & l4m)
+ return rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ITEM, item,
+ "ipv6 fragment extension item cannot "
+ "follow L4 item.");
+ if ((tunnel && !(item_flags & MLX5_FLOW_LAYER_INNER_L3_IPV6)) ||
+ (!tunnel && !(item_flags & MLX5_FLOW_LAYER_OUTER_L3_IPV6)))
+ return rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ITEM, item,
+ "ipv6 fragment extension item must "
+ "follow ipv6 item");
+ if (spec && mask)
+ frag_data_spec = spec->hdr.frag_data & mask->hdr.frag_data;
+ if (!frag_data_spec)
+ return 0;
+ /*
+ * spec and mask are valid, enforce using full mask to make sure the
+ * complete value is used correctly.
+ */
+ if ((mask->hdr.frag_data & RTE_BE16(RTE_IPV6_FRAG_USED_MASK)) !=
+ RTE_BE16(RTE_IPV6_FRAG_USED_MASK))
+ return rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ITEM_MASK,
+ item, "must use full mask for"
+ " frag_data");
+ /*
+ * Match on frag_data 0x00001 means M is 1 and frag-offset is 0.
+ * This is 1st fragment of fragmented packet.
+ */
+ if (frag_data_spec == RTE_BE16(RTE_IPV6_EHDR_MF_MASK))
+ return rte_flow_error_set(error, ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_ITEM, item,
+ "match on first fragment not "
+ "supported");
+ if (frag_data_spec && !last)
+ return rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ITEM, item,
+ "specified value not supported");
+ ret = mlx5_flow_item_acceptable
+ (item, (const uint8_t *)mask,
+ (const uint8_t *)&nic_mask,
+ sizeof(struct rte_flow_item_ipv6_frag_ext),
+ MLX5_ITEM_RANGE_ACCEPTED, error);
+ if (ret)
+ return ret;
+ /* spec and last are valid, validate the specified range. */
+ frag_data_last = last->hdr.frag_data & mask->hdr.frag_data;
+ /*
+ * Match on frag_data spec 0x0009 and last 0xfff9
+ * means M is 1 and frag-offset is > 0.
+ * This packet is fragment 2nd and onward, excluding last.
+ * This is not yet supported in MLX5, return appropriate
+ * error message.
+ */
+ if (frag_data_spec == RTE_BE16(RTE_IPV6_EHDR_FO_ALIGN |
+ RTE_IPV6_EHDR_MF_MASK) &&
+ frag_data_last == RTE_BE16(RTE_IPV6_FRAG_USED_MASK))
+ return rte_flow_error_set(error, ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_ITEM_LAST,
+ last, "match on following "
+ "fragments not supported");
+ /*
+ * Match on frag_data spec 0x0008 and last 0xfff8
+ * means M is 0 and frag-offset is > 0.
+ * This packet is last fragment of fragmented packet.
+ * This is not yet supported in MLX5, return appropriate
+ * error message.
+ */
+ if (frag_data_spec == RTE_BE16(RTE_IPV6_EHDR_FO_ALIGN) &&
+ frag_data_last == RTE_BE16(RTE_IPV6_EHDR_FO_MASK))
+ return rte_flow_error_set(error, ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_ITEM_LAST,
+ last, "match on last "
+ "fragment not supported");
+ /* Other range values are invalid and rejected. */
+ return rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ITEM_LAST, last,
+ "specified range not supported");
+}
+
/**
* Validate the pop VLAN action.
*
return rte_flow_error_set(error, EINVAL,
RTE_FLOW_ERROR_TYPE_ACTION, action,
"configuration cannot be null");
- if (age->timeout >= UINT16_MAX / 2 / 10)
- return rte_flow_error_set(error, ENOTSUP,
+ if (!(age->timeout))
+ return rte_flow_error_set(error, EINVAL,
RTE_FLOW_ERROR_TYPE_ACTION, action,
- "Max age time: 3275 seconds");
+ "invalid timeout value 0");
if (action_flags & MLX5_FLOW_ACTION_AGE)
return rte_flow_error_set(error, EINVAL,
RTE_FLOW_ERROR_TYPE_ACTION, NULL,
- "Duplicate age ctions set");
+ "duplicate age actions set");
return 0;
}
TAILQ_INIT(&pool->counters[1]);
TAILQ_INSERT_HEAD(&cont->pool_list, pool, next);
pool->index = n_valid;
+ pool->time_of_last_age_check = MLX5_CURR_TIME_SEC;
cont->pools[n_valid] = pool;
if (!batch) {
int base = RTE_ALIGN_FLOOR(dcs->id, MLX5_COUNTERS_PER_POOL);
(MLX5_CNT_CONTAINER
(priv->sh, batch, (age ^ 0x1)), dcs->id);
/*
- * Pool eixsts, counter will be added to the other
+ * Pool exists, counter will be added to the other
* container, need to reallocate it later.
*/
if (pool) {
struct mlx5_age_info *age_info;
struct mlx5_age_param *age_param;
struct mlx5_priv *priv = dev->data->dev_private;
+ uint16_t expected = AGE_CANDIDATE;
age_info = GET_PORT_AGE_INFO(priv);
age_param = flow_dv_counter_idx_get_age(dev, counter);
- if (rte_atomic16_cmpset((volatile uint16_t *)
- &age_param->state,
- AGE_CANDIDATE, AGE_FREE)
- != AGE_CANDIDATE) {
+ if (!__atomic_compare_exchange_n(&age_param->state, &expected,
+ AGE_FREE, false, __ATOMIC_RELAXED,
+ __ATOMIC_RELAXED)) {
/**
* We need the lock even it is age timeout,
* since counter may still in process.
rte_spinlock_lock(&age_info->aged_sl);
TAILQ_REMOVE(&age_info->aged_counters, cnt, next);
rte_spinlock_unlock(&age_info->aged_sl);
+ __atomic_store_n(&age_param->state, AGE_FREE, __ATOMIC_RELAXED);
}
- rte_atomic16_set(&age_param->state, AGE_FREE);
}
+
/**
* Release a flow counter.
*
next_protocol = 0xff;
}
break;
+ case RTE_FLOW_ITEM_TYPE_IPV6_FRAG_EXT:
+ ret = flow_dv_validate_item_ipv6_frag_ext(items,
+ item_flags,
+ error);
+ if (ret < 0)
+ return ret;
+ last_item = tunnel ?
+ MLX5_FLOW_LAYER_INNER_L3_IPV6_FRAG_EXT :
+ MLX5_FLOW_LAYER_OUTER_L3_IPV6_FRAG_EXT;
+ if (items->mask != NULL &&
+ ((const struct rte_flow_item_ipv6_frag_ext *)
+ items->mask)->hdr.next_header) {
+ next_protocol =
+ ((const struct rte_flow_item_ipv6_frag_ext *)
+ items->spec)->hdr.next_header;
+ next_protocol &=
+ ((const struct rte_flow_item_ipv6_frag_ext *)
+ items->mask)->hdr.next_header;
+ } else {
+ /* Reset for inner layer. */
+ next_protocol = 0xff;
+ }
+ break;
case RTE_FLOW_ITEM_TYPE_TCP:
ret = mlx5_flow_validate_item_tcp
(items, item_flags,
!!(ipv6_v->has_frag_ext & ipv6_m->has_frag_ext));
}
+/**
+ * Add IPV6 fragment extension item to matcher and to the value.
+ *
+ * @param[in, out] matcher
+ * Flow matcher.
+ * @param[in, out] key
+ * Flow matcher value.
+ * @param[in] item
+ * Flow pattern to translate.
+ * @param[in] inner
+ * Item is inner pattern.
+ */
+static void
+flow_dv_translate_item_ipv6_frag_ext(void *matcher, void *key,
+ const struct rte_flow_item *item,
+ int inner)
+{
+ const struct rte_flow_item_ipv6_frag_ext *ipv6_frag_ext_m = item->mask;
+ const struct rte_flow_item_ipv6_frag_ext *ipv6_frag_ext_v = item->spec;
+ const struct rte_flow_item_ipv6_frag_ext nic_mask = {
+ .hdr = {
+ .next_header = 0xff,
+ .frag_data = RTE_BE16(0xffff),
+ },
+ };
+ void *headers_m;
+ void *headers_v;
+
+ if (inner) {
+ headers_m = MLX5_ADDR_OF(fte_match_param, matcher,
+ inner_headers);
+ headers_v = MLX5_ADDR_OF(fte_match_param, key, inner_headers);
+ } else {
+ headers_m = MLX5_ADDR_OF(fte_match_param, matcher,
+ outer_headers);
+ headers_v = MLX5_ADDR_OF(fte_match_param, key, outer_headers);
+ }
+ /* IPv6 fragment extension item exists, so packet is IP fragment. */
+ MLX5_SET(fte_match_set_lyr_2_4, headers_m, frag, 1);
+ MLX5_SET(fte_match_set_lyr_2_4, headers_v, frag, 1);
+ if (!ipv6_frag_ext_v)
+ return;
+ if (!ipv6_frag_ext_m)
+ ipv6_frag_ext_m = &nic_mask;
+ MLX5_SET(fte_match_set_lyr_2_4, headers_m, ip_protocol,
+ ipv6_frag_ext_m->hdr.next_header);
+ MLX5_SET(fte_match_set_lyr_2_4, headers_v, ip_protocol,
+ ipv6_frag_ext_v->hdr.next_header &
+ ipv6_frag_ext_m->hdr.next_header);
+}
+
/**
* Add TCP item to matcher and to the value.
*
if (!counter || age == NULL)
return counter;
age_param = flow_dv_counter_idx_get_age(dev, counter);
- /*
- * The counter age accuracy may have a bit delay. Have 3/4
- * second bias on the timeount in order to let it age in time.
- */
age_param->context = age->context ? age->context :
(void *)(uintptr_t)(dev_flow->flow_idx);
- /*
- * The counter age accuracy may have a bit delay. Have 3/4
- * second bias on the timeount in order to let it age in time.
- */
- age_param->timeout = age->timeout * 10 - MLX5_AGING_TIME_DELAY;
- /* Set expire time in unit of 0.1 sec. */
+ age_param->timeout = age->timeout;
age_param->port_id = dev->data->port_id;
- age_param->expire = age_param->timeout +
- rte_rdtsc() / (rte_get_tsc_hz() / 10);
- rte_atomic16_set(&age_param->state, AGE_CANDIDATE);
+ __atomic_store_n(&age_param->sec_since_last_hit, 0, __ATOMIC_RELAXED);
+ __atomic_store_n(&age_param->state, AGE_CANDIDATE, __ATOMIC_RELAXED);
return counter;
}
/**
next_protocol = 0xff;
}
break;
+ case RTE_FLOW_ITEM_TYPE_IPV6_FRAG_EXT:
+ flow_dv_translate_item_ipv6_frag_ext(match_mask,
+ match_value,
+ items, tunnel);
+ last_item = tunnel ?
+ MLX5_FLOW_LAYER_INNER_L3_IPV6_FRAG_EXT :
+ MLX5_FLOW_LAYER_OUTER_L3_IPV6_FRAG_EXT;
+ if (items->mask != NULL &&
+ ((const struct rte_flow_item_ipv6_frag_ext *)
+ items->mask)->hdr.next_header) {
+ next_protocol =
+ ((const struct rte_flow_item_ipv6_frag_ext *)
+ items->spec)->hdr.next_header;
+ next_protocol &=
+ ((const struct rte_flow_item_ipv6_frag_ext *)
+ items->mask)->hdr.next_header;
+ } else {
+ /* Reset for inner layer. */
+ next_protocol = 0xff;
+ }
+ break;
case RTE_FLOW_ITEM_TYPE_TCP:
flow_dv_translate_item_tcp(match_mask, match_value,
items, tunnel);
"counters are not available");
}
+/**
+ * Query a flow rule AGE action for aging information.
+ *
+ * @param[in] dev
+ * Pointer to Ethernet device.
+ * @param[in] flow
+ * Pointer to the sub flow.
+ * @param[out] data
+ * data retrieved by the query.
+ * @param[out] error
+ * Perform verbose error reporting if not NULL.
+ *
+ * @return
+ * 0 on success, a negative errno value otherwise and rte_errno is set.
+ */
+static int
+flow_dv_query_age(struct rte_eth_dev *dev, struct rte_flow *flow,
+ void *data, struct rte_flow_error *error)
+{
+ struct rte_flow_query_age *resp = data;
+
+ if (flow->counter) {
+ struct mlx5_age_param *age_param =
+ flow_dv_counter_idx_get_age(dev, flow->counter);
+
+ if (!age_param || !age_param->timeout)
+ return rte_flow_error_set
+ (error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
+ NULL, "cannot read age data");
+ resp->aged = __atomic_load_n(&age_param->state,
+ __ATOMIC_RELAXED) ==
+ AGE_TMOUT ? 1 : 0;
+ resp->sec_since_last_hit_valid = !resp->aged;
+ if (resp->sec_since_last_hit_valid)
+ resp->sec_since_last_hit =
+ __atomic_load_n(&age_param->sec_since_last_hit,
+ __ATOMIC_RELAXED);
+ return 0;
+ }
+ return rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
+ NULL,
+ "age data not available");
+}
+
/**
* Query a flow.
*
case RTE_FLOW_ACTION_TYPE_COUNT:
ret = flow_dv_query_count(dev, flow, data, error);
break;
+ case RTE_FLOW_ACTION_TYPE_AGE:
+ ret = flow_dv_query_age(dev, flow, data, error);
+ break;
default:
return rte_flow_error_set(error, ENOTSUP,
RTE_FLOW_ERROR_TYPE_ACTION,