This patch adds a telemetry command for traffic management node
capabilities, using (port_id, node_id) as parameters. An example
usage is shown below:
--> /ethdev/tm_node_capability,0,264
{
"/ethdev/tm_node_capability": {
"shaper_private_supported": 1,
"shaper_private_dual_rate_supported": 0,
"shaper_private_rate_min": 0,
"shaper_private_rate_max": 25000000000,
"shaper_private_packet_mode_supported": 0,
"shaper_private_byte_mode_supported": 0,
"shaper_shared_n_max": 0,
"shaper_shared_packet_mode_supported": 0,
"shaper_shared_byte_mode_supported": 0,
"stats_mask": "0x0",
"node_type": "nonleaf",
"children_max": 8,
"priorities_max": 1,
"sched_wfq_n_children_per_group_max": 0,
"sched_wfq_n_groups_max": 0,
"sched_wfq_weight_max": 1,
"sched_wfq_packet_mode_supported": 0,
"sched_wfq_byte_mode_supported": 0
}
}
Signed-off-by: Jie Hai <haijie1@huawei.com>
---
lib/ethdev/rte_ethdev_telemetry.c | 104 ++++++++++++++++++++++++++++++
1 file changed, 104 insertions(+)
@@ -1293,6 +1293,108 @@ eth_dev_handle_port_tm_level_caps(const char *cmd __rte_unused,
return 0;
}
+static void
+eth_dev_add_tm_node_basic_caps(struct rte_tel_data *node_data,
+ struct rte_tm_node_capabilities *capnode)
+{
+ rte_tel_data_add_dict_int(node_data, "shaper_private_supported",
+ capnode->shaper_private_supported);
+ rte_tel_data_add_dict_int(node_data, "shaper_private_dual_rate_supported",
+ capnode->shaper_private_dual_rate_supported);
+ rte_tel_data_add_dict_uint(node_data, "shaper_private_rate_min",
+ capnode->shaper_private_rate_min);
+ rte_tel_data_add_dict_uint(node_data, "shaper_private_rate_max",
+ capnode->shaper_private_rate_max);
+ rte_tel_data_add_dict_int(node_data, "shaper_private_packet_mode_supported",
+ capnode->shaper_private_packet_mode_supported);
+ rte_tel_data_add_dict_int(node_data, "shaper_private_byte_mode_supported",
+ capnode->shaper_private_byte_mode_supported);
+ rte_tel_data_add_dict_uint(node_data, "shaper_shared_n_max",
+ capnode->shaper_shared_n_max);
+ rte_tel_data_add_dict_int(node_data, "shaper_shared_packet_mode_supported",
+ capnode->shaper_shared_packet_mode_supported);
+ rte_tel_data_add_dict_int(node_data, "shaper_shared_byte_mode_supported",
+ capnode->shaper_shared_byte_mode_supported);
+ rte_tel_data_add_dict_uint_hex(node_data, "stats_mask",
+ capnode->stats_mask, 0);
+}
+
+static void
+eth_dev_add_tm_type_node_caps(struct rte_tel_data *d, int is_leaf,
+ struct rte_tm_node_capabilities *cap)
+{
+ rte_tel_data_add_dict_string(d, "node_type",
+ is_leaf == 0 ? "nonleaf" : "leaf");
+ if (is_leaf == 0) {
+ rte_tel_data_add_dict_uint(d, "children_max",
+ cap->nonleaf.sched_n_children_max);
+ rte_tel_data_add_dict_uint(d, "priorities_max",
+ cap->nonleaf.sched_sp_n_priorities_max);
+ rte_tel_data_add_dict_uint(d, "sched_wfq_n_children_per_group_max",
+ cap->nonleaf.sched_wfq_n_children_per_group_max);
+ rte_tel_data_add_dict_uint(d, "sched_wfq_n_groups_max",
+ cap->nonleaf.sched_wfq_n_groups_max);
+ rte_tel_data_add_dict_uint(d, "sched_wfq_weight_max",
+ cap->nonleaf.sched_wfq_weight_max);
+ rte_tel_data_add_dict_int(d, "sched_wfq_packet_mode_supported",
+ cap->nonleaf.sched_wfq_packet_mode_supported);
+ rte_tel_data_add_dict_int(d, "sched_wfq_byte_mode_supported",
+ cap->nonleaf.sched_wfq_byte_mode_supported);
+ } else {
+ rte_tel_data_add_dict_int(d, "cman_wred_packet_mode_supported",
+ cap->leaf.cman_wred_packet_mode_supported);
+ rte_tel_data_add_dict_int(d, "cman_wred_byte_mode_supported",
+ cap->leaf.cman_wred_byte_mode_supported);
+ rte_tel_data_add_dict_int(d, "cman_head_drop_supported",
+ cap->leaf.cman_head_drop_supported);
+ rte_tel_data_add_dict_int(d, "cman_wred_context_private_supported",
+ cap->leaf.cman_wred_context_private_supported);
+ rte_tel_data_add_dict_uint(d, "cman_wred_context_shared_n_max",
+ cap->leaf.cman_wred_context_shared_n_max);
+ }
+}
+
+static int
+eth_dev_handle_port_tm_node_caps(const char *cmd __rte_unused,
+ const char *params,
+ struct rte_tel_data *d)
+{
+ struct rte_tm_node_capabilities cap = {0};
+ struct rte_tm_error error = {0};
+ uint32_t node_id;
+ uint16_t port_id;
+ char *end_param;
+ int is_leaf;
+ int ret;
+
+ ret = eth_dev_parse_port_params(params, &port_id, &end_param, true);
+ if (ret != 0)
+ return ret;
+
+ ret = eth_dev_parse_tm_params(end_param, &node_id);
+ if (ret != 0)
+ return ret;
+
+ ret = rte_tm_node_capabilities_get(port_id, node_id, &cap, &error);
+ if (ret != 0)
+ goto out;
+
+ ret = rte_tm_node_type_get(port_id, node_id, &is_leaf, &error);
+ if (ret != 0)
+ goto out;
+
+ rte_tel_data_start_dict(d);
+ eth_dev_add_tm_node_basic_caps(d, &cap);
+ eth_dev_add_tm_type_node_caps(d, is_leaf, &cap);
+
+ return 0;
+out:
+ RTE_ETHDEV_LOG(WARNING, "error: %s, error type: %u\n",
+ error.message ? error.message : "no stated reason",
+ error.type);
+ return ret;
+}
+
RTE_INIT(ethdev_init_telemetry)
{
rte_telemetry_register_cmd("/ethdev/list", eth_dev_handle_port_list,
@@ -1332,4 +1434,6 @@ RTE_INIT(ethdev_init_telemetry)
"Returns TM Capabilities info for a port. Parameters: int port_id");
rte_telemetry_register_cmd("/ethdev/tm_level_capability", eth_dev_handle_port_tm_level_caps,
"Returns TM Level Capabilities info for a port. Parameters: int port_id, int level_id (see tm_capability for the max)");
+ rte_telemetry_register_cmd("/ethdev/tm_node_capability", eth_dev_handle_port_tm_node_caps,
+ "Returns TM Node Capabilities info for a port. Parameters: int port_id, int node_id (see tm_capability for the max)");
}