X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fixgbe%2Fixgbe_tm.c;h=760158dfab4faa7bcf3190a40d0da5aa42c501f7;hb=1e3a39f72d5d088cd3038241d799dd102e50f0d2;hp=0aae66be1ec07e4e8f418014f7f34d7c99c95878;hpb=e52551842acf9015da4c9b2171b15ceacc7990a4;p=dpdk.git

diff --git a/drivers/net/ixgbe/ixgbe_tm.c b/drivers/net/ixgbe/ixgbe_tm.c
index 0aae66be1e..760158dfab 100644
--- a/drivers/net/ixgbe/ixgbe_tm.c
+++ b/drivers/net/ixgbe/ixgbe_tm.c
@@ -52,6 +52,19 @@ static int ixgbe_node_add(struct rte_eth_dev *dev, uint32_t node_id,
 			  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,
@@ -59,6 +72,10 @@ const struct rte_tm_ops ixgbe_tm_ops = {
 	.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
@@ -295,7 +312,7 @@ ixgbe_shaper_profile_add(struct rte_eth_dev *dev,
 	if (!shaper_profile)
 		return -ENOMEM;
 	shaper_profile->shaper_profile_id = shaper_profile_id;
-	(void)rte_memcpy(&shaper_profile->profile, profile,
+	rte_memcpy(&shaper_profile->profile, profile,
 			 sizeof(struct rte_tm_shaper_params));
 	TAILQ_INSERT_TAIL(&tm_conf->shaper_profile_list,
 			  shaper_profile, node);
@@ -640,7 +657,7 @@ ixgbe_node_add(struct rte_eth_dev *dev, uint32_t node_id,
 		tm_node->no = 0;
 		tm_node->parent = NULL;
 		tm_node->shaper_profile = shaper_profile;
-		(void)rte_memcpy(&tm_node->params, params,
+		rte_memcpy(&tm_node->params, params,
 				 sizeof(struct rte_tm_node_params));
 		tm_conf->root = tm_node;
 
@@ -720,7 +737,7 @@ ixgbe_node_add(struct rte_eth_dev *dev, uint32_t node_id,
 	tm_node->reference_count = 0;
 	tm_node->parent = parent_node;
 	tm_node->shaper_profile = shaper_profile;
-	(void)rte_memcpy(&tm_node->params, params,
+	rte_memcpy(&tm_node->params, params,
 			 sizeof(struct rte_tm_node_params));
 	if (parent_node_type == IXGBE_TM_NODE_TYPE_PORT) {
 		tm_node->no = parent_node->reference_count;
@@ -804,3 +821,223 @@ ixgbe_node_delete(struct rte_eth_dev *dev, uint32_t node_id,
 
 	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;
+}