uint32_t weight, uint32_t level_id,
struct rte_tm_node_params *params,
struct rte_tm_error *error);
+static int ixgbe_node_delete(struct rte_eth_dev *dev, uint32_t node_id,
+ struct rte_tm_error *error);
+static int ixgbe_node_type_get(struct rte_eth_dev *dev, uint32_t node_id,
+ int *is_leaf, struct rte_tm_error *error);
+static int ixgbe_level_capabilities_get(struct rte_eth_dev *dev,
+ uint32_t level_id,
+ struct rte_tm_level_capabilities *cap,
+ struct rte_tm_error *error);
+static int ixgbe_node_capabilities_get(struct rte_eth_dev *dev,
+ uint32_t node_id,
+ struct rte_tm_node_capabilities *cap,
+ struct rte_tm_error *error);
+static int ixgbe_hierarchy_commit(struct rte_eth_dev *dev,
+ int clear_on_fail,
+ struct rte_tm_error *error);
const struct rte_tm_ops ixgbe_tm_ops = {
.capabilities_get = ixgbe_tm_capabilities_get,
.shaper_profile_add = ixgbe_shaper_profile_add,
.shaper_profile_delete = ixgbe_shaper_profile_del,
.node_add = ixgbe_node_add,
+ .node_delete = ixgbe_node_delete,
+ .node_type_get = ixgbe_node_type_get,
+ .level_capabilities_get = ixgbe_level_capabilities_get,
+ .node_capabilities_get = ixgbe_node_capabilities_get,
+ .hierarchy_commit = ixgbe_hierarchy_commit,
};
int
return 0;
}
+
+static int
+ixgbe_node_delete(struct rte_eth_dev *dev, uint32_t node_id,
+ struct rte_tm_error *error)
+{
+ struct ixgbe_tm_conf *tm_conf =
+ IXGBE_DEV_PRIVATE_TO_TM_CONF(dev->data->dev_private);
+ enum ixgbe_tm_node_type node_type = IXGBE_TM_NODE_TYPE_MAX;
+ struct ixgbe_tm_node *tm_node;
+
+ if (!error)
+ return -EINVAL;
+
+ /* if already committed */
+ if (tm_conf->committed) {
+ error->type = RTE_TM_ERROR_TYPE_UNSPECIFIED;
+ error->message = "already committed";
+ return -EINVAL;
+ }
+
+ if (node_id == RTE_TM_NODE_ID_NULL) {
+ error->type = RTE_TM_ERROR_TYPE_NODE_ID;
+ error->message = "invalid node id";
+ return -EINVAL;
+ }
+
+ /* check the if the node id exists */
+ tm_node = ixgbe_tm_node_search(dev, node_id, &node_type);
+ if (!tm_node) {
+ error->type = RTE_TM_ERROR_TYPE_NODE_ID;
+ error->message = "no such node";
+ return -EINVAL;
+ }
+
+ /* the node should have no child */
+ if (tm_node->reference_count) {
+ error->type = RTE_TM_ERROR_TYPE_NODE_ID;
+ error->message =
+ "cannot delete a node which has children";
+ return -EINVAL;
+ }
+
+ /* root node */
+ if (node_type == IXGBE_TM_NODE_TYPE_PORT) {
+ tm_node->shaper_profile->reference_count--;
+ rte_free(tm_node);
+ tm_conf->root = NULL;
+ return 0;
+ }
+
+ /* TC or queue node */
+ tm_node->shaper_profile->reference_count--;
+ tm_node->parent->reference_count--;
+ if (node_type == IXGBE_TM_NODE_TYPE_TC) {
+ TAILQ_REMOVE(&tm_conf->tc_list, tm_node, node);
+ tm_conf->nb_tc_node--;
+ } else {
+ TAILQ_REMOVE(&tm_conf->queue_list, tm_node, node);
+ tm_conf->nb_queue_node--;
+ }
+ rte_free(tm_node);
+
+ return 0;
+}
+
+static int
+ixgbe_node_type_get(struct rte_eth_dev *dev, uint32_t node_id,
+ int *is_leaf, struct rte_tm_error *error)
+{
+ enum ixgbe_tm_node_type node_type = IXGBE_TM_NODE_TYPE_MAX;
+ struct ixgbe_tm_node *tm_node;
+
+ if (!is_leaf || !error)
+ return -EINVAL;
+
+ if (node_id == RTE_TM_NODE_ID_NULL) {
+ error->type = RTE_TM_ERROR_TYPE_NODE_ID;
+ error->message = "invalid node id";
+ return -EINVAL;
+ }
+
+ /* check if the node id exists */
+ tm_node = ixgbe_tm_node_search(dev, node_id, &node_type);
+ if (!tm_node) {
+ error->type = RTE_TM_ERROR_TYPE_NODE_ID;
+ error->message = "no such node";
+ return -EINVAL;
+ }
+
+ if (node_type == IXGBE_TM_NODE_TYPE_QUEUE)
+ *is_leaf = true;
+ else
+ *is_leaf = false;
+
+ return 0;
+}
+
+static int
+ixgbe_level_capabilities_get(struct rte_eth_dev *dev,
+ uint32_t level_id,
+ struct rte_tm_level_capabilities *cap,
+ struct rte_tm_error *error)
+{
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+
+ if (!cap || !error)
+ return -EINVAL;
+
+ if (level_id >= IXGBE_TM_NODE_TYPE_MAX) {
+ error->type = RTE_TM_ERROR_TYPE_LEVEL_ID;
+ error->message = "too deep level";
+ return -EINVAL;
+ }
+
+ /* root node */
+ if (level_id == IXGBE_TM_NODE_TYPE_PORT) {
+ cap->n_nodes_max = 1;
+ cap->n_nodes_nonleaf_max = 1;
+ cap->n_nodes_leaf_max = 0;
+ cap->non_leaf_nodes_identical = true;
+ cap->leaf_nodes_identical = true;
+ cap->nonleaf.shaper_private_supported = true;
+ cap->nonleaf.shaper_private_dual_rate_supported = false;
+ cap->nonleaf.shaper_private_rate_min = 0;
+ /* 10Gbps -> 1.25GBps */
+ cap->nonleaf.shaper_private_rate_max = 1250000000ull;
+ cap->nonleaf.shaper_shared_n_max = 0;
+ cap->nonleaf.sched_n_children_max = IXGBE_DCB_MAX_TRAFFIC_CLASS;
+ cap->nonleaf.sched_sp_n_priorities_max = 1;
+ cap->nonleaf.sched_wfq_n_children_per_group_max = 0;
+ cap->nonleaf.sched_wfq_n_groups_max = 0;
+ cap->nonleaf.sched_wfq_weight_max = 1;
+ cap->nonleaf.stats_mask = 0;
+
+ return 0;
+ }
+
+ /* TC or queue node */
+ if (level_id == IXGBE_TM_NODE_TYPE_TC) {
+ /* TC */
+ cap->n_nodes_max = IXGBE_DCB_MAX_TRAFFIC_CLASS;
+ cap->n_nodes_nonleaf_max = IXGBE_DCB_MAX_TRAFFIC_CLASS;
+ cap->n_nodes_leaf_max = 0;
+ cap->non_leaf_nodes_identical = true;
+ } else {
+ /* queue */
+ cap->n_nodes_max = hw->mac.max_tx_queues;
+ cap->n_nodes_nonleaf_max = 0;
+ cap->n_nodes_leaf_max = hw->mac.max_tx_queues;
+ cap->non_leaf_nodes_identical = true;
+ }
+ cap->leaf_nodes_identical = true;
+ cap->leaf.shaper_private_supported = true;
+ cap->leaf.shaper_private_dual_rate_supported = false;
+ cap->leaf.shaper_private_rate_min = 0;
+ /* 10Gbps -> 1.25GBps */
+ cap->leaf.shaper_private_rate_max = 1250000000ull;
+ cap->leaf.shaper_shared_n_max = 0;
+ cap->leaf.cman_head_drop_supported = false;
+ cap->leaf.cman_wred_context_private_supported = true;
+ cap->leaf.cman_wred_context_shared_n_max = 0;
+ cap->leaf.stats_mask = 0;
+
+ return 0;
+}
+
+static int
+ixgbe_node_capabilities_get(struct rte_eth_dev *dev,
+ uint32_t node_id,
+ struct rte_tm_node_capabilities *cap,
+ struct rte_tm_error *error)
+{
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ enum ixgbe_tm_node_type node_type = IXGBE_TM_NODE_TYPE_MAX;
+ struct ixgbe_tm_node *tm_node;
+
+ if (!cap || !error)
+ return -EINVAL;
+
+ if (node_id == RTE_TM_NODE_ID_NULL) {
+ error->type = RTE_TM_ERROR_TYPE_NODE_ID;
+ error->message = "invalid node id";
+ return -EINVAL;
+ }
+
+ /* check if the node id exists */
+ tm_node = ixgbe_tm_node_search(dev, node_id, &node_type);
+ if (!tm_node) {
+ error->type = RTE_TM_ERROR_TYPE_NODE_ID;
+ error->message = "no such node";
+ return -EINVAL;
+ }
+
+ cap->shaper_private_supported = true;
+ cap->shaper_private_dual_rate_supported = false;
+ cap->shaper_private_rate_min = 0;
+ /* 10Gbps -> 1.25GBps */
+ cap->shaper_private_rate_max = 1250000000ull;
+ cap->shaper_shared_n_max = 0;
+
+ if (node_type == IXGBE_TM_NODE_TYPE_QUEUE) {
+ cap->leaf.cman_head_drop_supported = false;
+ cap->leaf.cman_wred_context_private_supported = true;
+ cap->leaf.cman_wred_context_shared_n_max = 0;
+ } else {
+ if (node_type == IXGBE_TM_NODE_TYPE_PORT)
+ cap->nonleaf.sched_n_children_max =
+ IXGBE_DCB_MAX_TRAFFIC_CLASS;
+ else
+ cap->nonleaf.sched_n_children_max =
+ hw->mac.max_tx_queues;
+ cap->nonleaf.sched_sp_n_priorities_max = 1;
+ cap->nonleaf.sched_wfq_n_children_per_group_max = 0;
+ cap->nonleaf.sched_wfq_n_groups_max = 0;
+ cap->nonleaf.sched_wfq_weight_max = 1;
+ }
+
+ cap->stats_mask = 0;
+
+ return 0;
+}
+
+static int
+ixgbe_hierarchy_commit(struct rte_eth_dev *dev,
+ int clear_on_fail,
+ struct rte_tm_error *error)
+{
+ struct ixgbe_tm_conf *tm_conf =
+ IXGBE_DEV_PRIVATE_TO_TM_CONF(dev->data->dev_private);
+ struct ixgbe_tm_node *tm_node;
+ uint64_t bw;
+ int ret;
+
+ if (!error)
+ return -EINVAL;
+
+ /* check the setting */
+ if (!tm_conf->root)
+ goto done;
+
+ /* not support port max bandwidth yet */
+ if (tm_conf->root->shaper_profile->profile.peak.rate) {
+ error->type = RTE_TM_ERROR_TYPE_SHAPER_PROFILE;
+ error->message = "no port max bandwidth";
+ goto fail_clear;
+ }
+
+ /* HW not support TC max bandwidth */
+ TAILQ_FOREACH(tm_node, &tm_conf->tc_list, node) {
+ if (tm_node->shaper_profile->profile.peak.rate) {
+ error->type = RTE_TM_ERROR_TYPE_SHAPER_PROFILE;
+ error->message = "no TC max bandwidth";
+ goto fail_clear;
+ }
+ }
+
+ /* queue max bandwidth */
+ TAILQ_FOREACH(tm_node, &tm_conf->queue_list, node) {
+ bw = tm_node->shaper_profile->profile.peak.rate;
+ if (bw) {
+ /* interpret Bps to Mbps */
+ bw = bw * 8 / 1000 / 1000;
+ ret = ixgbe_set_queue_rate_limit(dev, tm_node->no, bw);
+ if (ret) {
+ error->type = RTE_TM_ERROR_TYPE_SHAPER_PROFILE;
+ error->message =
+ "failed to set queue max bandwidth";
+ goto fail_clear;
+ }
+ }
+ }
+
+done:
+ tm_conf->committed = true;
+ return 0;
+
+fail_clear:
+ /* clear all the traffic manager configuration */
+ if (clear_on_fail) {
+ ixgbe_tm_conf_uninit(dev);
+ ixgbe_tm_conf_init(dev);
+ }
+ return -EINVAL;
+}
git.droids-corp.org / dpdk.git / blobdiff