[dpdk-dev] [PATCH 5/5] app/testpmd: support query RSS config in flow query

[Chenxu Di <chenxux.di@intel.com>]

This patch support RSS action in flow query.
It can display the RSS configuration of the specified rule.

Signed-off-by: Chenxu Di <chenxux.di@intel.com>
---
 app/test-pmd/config.c | 55 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)

diff --git a/app/test-pmd/config.c b/app/test-pmd/config.c
index f519246c7..7e3cccf9a 100644
--- a/app/test-pmd/config.c
+++ b/app/test-pmd/config.c
@@ -1378,6 +1378,56 @@ port_flow_complain(struct rte_flow_error *error)
 	return -err;
 }
 
+static void
+rss_config_display(struct rte_flow_action_rss *rss_conf)
+{
+	uint8_t i;
+
+	if (rss_conf == NULL) {
+		printf("Invalid rule\n");
+		return;
+	}
+
+	printf("RSS:\n"
+	       " queues:");
+	if (rss_conf->queue_num == 0)
+		printf(" none");
+	for (i = 0; i < rss_conf->queue_num; i++)
+		printf(" %d", rss_conf->queue[i]);
+
+	printf("\n function:");
+	switch (rss_conf->func) {
+	case RTE_ETH_HASH_FUNCTION_DEFAULT:
+		printf(" default\n");
+		break;
+	case RTE_ETH_HASH_FUNCTION_TOEPLITZ:
+		printf(" toeplitz\n");
+		break;
+	case RTE_ETH_HASH_FUNCTION_SIMPLE_XOR:
+		printf(" simple_xor\n");
+		break;
+	case RTE_ETH_HASH_FUNCTION_SYMMETRIC_TOEPLITZ:
+		printf(" symmetric_toeplitz\n");
+		break;
+	default:
+		printf(" Unknown function\n");
+		return;
+	}
+
+	printf(" types:\n");
+	if (rss_conf->types == 0) {
+		printf("  none\n");
+		return;
+	}
+	for (i = 0; rss_type_table[i].str; i++) {
+		if ((rss_conf->types &
+		    rss_type_table[i].rss_type) ==
+		    rss_type_table[i].rss_type &&
+		    rss_type_table[i].rss_type != 0)
+			printf("  %s\n", rss_type_table[i].str);
+	}
+}
+
 /** Validate flow rule. */
 int
 port_flow_validate(portid_t port_id,
@@ -1564,6 +1614,7 @@ port_flow_query(portid_t port_id, uint32_t rule,
 	const char *name;
 	union {
 		struct rte_flow_query_count count;
+		struct rte_flow_action_rss rss_conf;
 	} query;
 	int ret;
 
@@ -1585,6 +1636,7 @@ port_flow_query(portid_t port_id, uint32_t rule,
 		return port_flow_complain(&error);
 	switch (action->type) {
 	case RTE_FLOW_ACTION_TYPE_COUNT:
+	case RTE_FLOW_ACTION_TYPE_RSS:
 		break;
 	default:
 		printf("Cannot query action type %d (%s)\n",
@@ -1609,6 +1661,9 @@ port_flow_query(portid_t port_id, uint32_t rule,
 		       query.count.hits,
 		       query.count.bytes);
 		break;
+	case RTE_FLOW_ACTION_TYPE_RSS:
+		rss_config_display(&query.rss_conf);
+		break;
 	default:
 		printf("Cannot display result for action type %d (%s)\n",
 		       action->type, name);
-- 
2.17.1