filter->enables = en;
filter->valid_flags = valid_flags;
+ /* Items parsed but no filter to create in HW. */
+ if (filter->enables == 0 && filter->valid_flags == 0)
+ filter->filter_type = HWRM_CFA_CONFIG;
+
return 0;
}
}
}
- if (rx_offloads & DEV_RX_OFFLOAD_VLAN_STRIP)
+ if (rx_offloads & RTE_ETH_RX_OFFLOAD_VLAN_STRIP)
vnic->vlan_strip = true;
else
vnic->vlan_strip = false;
filter1, filter->fw_l2_filter_id, filter->l2_ref_cnt);
}
+/* Valid actions supported along with RSS are count and mark. */
+static int
+bnxt_validate_rss_action(const struct rte_flow_action actions[])
+{
+ for (; actions->type != RTE_FLOW_ACTION_TYPE_END; actions++) {
+ switch (actions->type) {
+ case RTE_FLOW_ACTION_TYPE_VOID:
+ break;
+ case RTE_FLOW_ACTION_TYPE_RSS:
+ break;
+ default:
+ return -ENOTSUP;
+ }
+ }
+
+ return 0;
+}
+
+static int
+bnxt_get_vnic(struct bnxt *bp, uint32_t group)
+{
+ int vnic_id = 0;
+
+ /* For legacy NS3 based implementations,
+ * group_id will be mapped to a VNIC ID.
+ */
+ if (BNXT_STINGRAY(bp))
+ vnic_id = group;
+
+ /* Non NS3 cases, group_id will be ignored.
+ * Setting will be configured on default VNIC.
+ */
+ return vnic_id;
+}
+
+static int
+bnxt_vnic_rss_cfg_update(struct bnxt *bp,
+ struct bnxt_vnic_info *vnic,
+ const struct rte_flow_action *act,
+ struct rte_flow_error *error)
+{
+ const struct rte_flow_action_rss *rss;
+ unsigned int rss_idx, i;
+ uint16_t hash_type;
+ uint64_t types;
+ int rc;
+
+ rss = (const struct rte_flow_action_rss *)act->conf;
+
+ /* Currently only Toeplitz hash is supported. */
+ if (rss->func != RTE_ETH_HASH_FUNCTION_DEFAULT &&
+ rss->func != RTE_ETH_HASH_FUNCTION_TOEPLITZ) {
+ rte_flow_error_set(error,
+ ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_ACTION,
+ act,
+ "Unsupported RSS hash function");
+ rc = -rte_errno;
+ goto ret;
+ }
+
+ /* key_len should match the hash key supported by hardware */
+ if (rss->key_len != 0 && rss->key_len != HW_HASH_KEY_SIZE) {
+ rte_flow_error_set(error,
+ EINVAL,
+ RTE_FLOW_ERROR_TYPE_ACTION,
+ act,
+ "Incorrect hash key parameters");
+ rc = -rte_errno;
+ goto ret;
+ }
+
+ /* Currently RSS hash on inner and outer headers are supported.
+ * 0 => Default (innermost RSS) setting
+ * 1 => Outermost
+ */
+ if (rss->level > 1) {
+ rte_flow_error_set(error,
+ ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_ACTION,
+ act,
+ "Unsupported hash level");
+ rc = -rte_errno;
+ goto ret;
+ }
+
+ if ((rss->queue_num == 0 && rss->queue != NULL) ||
+ (rss->queue_num != 0 && rss->queue == NULL)) {
+ rte_flow_error_set(error,
+ EINVAL,
+ RTE_FLOW_ERROR_TYPE_ACTION,
+ act,
+ "Invalid queue config specified");
+ rc = -rte_errno;
+ goto ret;
+ }
+
+ /* If RSS types is 0, use a best effort configuration */
+ types = rss->types ? rss->types : RTE_ETH_RSS_IPV4 | RTE_ETH_RSS_IPV6;
+
+ hash_type = bnxt_rte_to_hwrm_hash_types(types);
+
+ /* If requested types can't be supported, leave existing settings */
+ if (hash_type)
+ vnic->hash_type = hash_type;
+
+ vnic->hash_mode =
+ bnxt_rte_to_hwrm_hash_level(bp, rss->types, rss->level);
+
+ /* Update RSS key only if key_len != 0 */
+ if (rss->key_len != 0)
+ memcpy(vnic->rss_hash_key, rss->key, rss->key_len);
+
+ if (rss->queue_num == 0)
+ goto skip_rss_table;
+
+ /* Validate Rx queues */
+ for (i = 0; i < rss->queue_num; i++) {
+ PMD_DRV_LOG(DEBUG, "RSS action Queue %d\n", rss->queue[i]);
+
+ if (rss->queue[i] >= bp->rx_nr_rings ||
+ !bp->rx_queues[rss->queue[i]]) {
+ rte_flow_error_set(error,
+ EINVAL,
+ RTE_FLOW_ERROR_TYPE_ACTION,
+ act,
+ "Invalid queue ID for RSS");
+ rc = -rte_errno;
+ goto ret;
+ }
+ }
+
+ /* Prepare the indirection table */
+ for (rss_idx = 0; rss_idx < HW_HASH_INDEX_SIZE; rss_idx++) {
+ struct bnxt_rx_queue *rxq;
+ uint32_t idx;
+
+ idx = rss->queue[rss_idx % rss->queue_num];
+
+ if (BNXT_CHIP_P5(bp)) {
+ rxq = bp->rx_queues[idx];
+ vnic->rss_table[rss_idx * 2] =
+ rxq->rx_ring->rx_ring_struct->fw_ring_id;
+ vnic->rss_table[rss_idx * 2 + 1] =
+ rxq->cp_ring->cp_ring_struct->fw_ring_id;
+ } else {
+ vnic->rss_table[rss_idx] = vnic->fw_grp_ids[idx];
+ }
+ }
+
+skip_rss_table:
+ rc = bnxt_hwrm_vnic_rss_cfg(bp, vnic);
+ if (rc != 0) {
+ rte_flow_error_set(error,
+ -rc,
+ RTE_FLOW_ERROR_TYPE_ACTION,
+ act,
+ "VNIC RSS configure failed");
+ rc = -rte_errno;
+ goto ret;
+ }
+ret:
+ return rc;
+}
+
static int
bnxt_validate_and_parse_flow(struct rte_eth_dev *dev,
const struct rte_flow_item pattern[],
rxq = bp->rx_queues[act_q->index];
- if (!(dev_conf->rxmode.mq_mode & ETH_MQ_RX_RSS) && rxq &&
+ if (!(dev_conf->rxmode.mq_mode & RTE_ETH_MQ_RX_RSS) && rxq &&
vnic->fw_vnic_id != INVALID_HW_RING_ID)
goto use_vnic;
filter->flow_id = filter1->flow_id;
break;
case RTE_FLOW_ACTION_TYPE_RSS:
+ rc = bnxt_validate_rss_action(actions);
+ if (rc != 0) {
+ rte_flow_error_set(error,
+ EINVAL,
+ RTE_FLOW_ERROR_TYPE_ACTION,
+ act,
+ "Invalid actions specified with RSS");
+ rc = -rte_errno;
+ goto ret;
+ }
+
rss = (const struct rte_flow_action_rss *)act->conf;
- vnic_id = attr->group;
+ vnic_id = bnxt_get_vnic(bp, attr->group);
BNXT_VALID_VNIC_OR_RET(bp, vnic_id);
vnic = &bp->vnic_info[vnic_id];
+ /*
+ * For non NS3 cases, rte_flow_items will not be considered
+ * for RSS updates.
+ */
+ if (filter->filter_type == HWRM_CFA_CONFIG) {
+ /* RSS config update requested */
+ rc = bnxt_vnic_rss_cfg_update(bp, vnic, act, error);
+ if (rc != 0)
+ goto ret;
+
+ filter->dst_id = vnic->fw_vnic_id;
+ break;
+ }
+
/* Check if requested RSS config matches RSS config of VNIC
* only if it is not a fresh VNIC configuration.
* Otherwise the existing VNIC configuration can be used.
return ret;
}
+ /* For config type, there is no filter in HW. Finish cleanup here */
+ if (filter->filter_type == HWRM_CFA_CONFIG)
+ goto done;
+
ret = bnxt_match_filter(bp, filter);
if (ret == 0)
PMD_DRV_LOG(ERR, "Could not find matching flow\n");
git.droids-corp.org / dpdk.git / blobdiff