[dpdk-dev] [PATCH] test/eventdev: add multi port test to suite

[Vipin Varghese]

Add a new test to enhance the test suite, to allow multiple eth
ports rx queue to be added to rx bridge adapter. Update the test
function to reflect change of port index from 8 to 16 bit

Signed-off-by: Vipin Varghese <vipin.varghese at intel.com>
---
 test/test/test_event_eth_rx_adapter.c | 87 +++++++++++++++++++++++++++++++++--
 1 file changed, 84 insertions(+), 3 deletions(-)

diff --git a/test/test/test_event_eth_rx_adapter.c b/test/test/test_event_eth_rx_adapter.c
index ab55398..0af95be 100644
--- a/test/test/test_event_eth_rx_adapter.c
+++ b/test/test/test_event_eth_rx_adapter.c
@@ -30,7 +30,7 @@ struct event_eth_rx_adapter_test_params {
 static struct event_eth_rx_adapter_test_params default_params;
 
 static inline int
-port_init(uint8_t port, struct rte_mempool *mp)
+port_init(uint16_t port, struct rte_mempool *mp)
 {
 	static const struct rte_eth_conf port_conf_default = {
 		.rxmode = {
@@ -107,15 +107,21 @@ port_init(uint8_t port, struct rte_mempool *mp)
 static int
 init_ports(int num_ports)
 {
-	uint8_t portid;
+	uint16_t portid;
 	int retval;
 
-	default_params.mp = rte_pktmbuf_pool_create("packet_pool",
+	struct rte_mempool *ptr = rte_mempool_lookup("packet_pool");
+
+	if (ptr == NULL)
+		default_params.mp = rte_pktmbuf_pool_create("packet_pool",
 						NB_MBUFS,
 						MBUF_CACHE_SIZE,
 						MBUF_PRIV_SIZE,
 						RTE_MBUF_DEFAULT_BUF_SIZE,
 						rte_socket_id());
+	else
+		default_params.mp = ptr;
+
 	if (!default_params.mp)
 		return -ENOMEM;
 
@@ -333,6 +339,80 @@ adapter_queue_add_del(void)
 }
 
 static int
+adapter_multi_eth_add_del(void)
+{
+	int err;
+	struct rte_event ev;
+	uint32_t cap;
+
+	char tun_drv_name[20] = "net_null";
+	uint16_t port_index, tun_id = 0;
+	char tun_driver_name[50] = "\0";
+
+	struct rte_event_eth_rx_adapter_queue_conf queue_config;
+
+	err = rte_event_eth_rx_adapter_caps_get(TEST_DEV_ID, TEST_ETHDEV_ID,
+			&cap);
+	TEST_ASSERT(err == 0, "Expected 0 got %d", err);
+
+	ev.queue_id = 0;
+	ev.sched_type = RTE_SCHED_TYPE_ATOMIC;
+	ev.priority = 0;
+
+	queue_config.rx_queue_flags = 0;
+	if (cap & RTE_EVENT_ETH_RX_ADAPTER_CAP_OVERRIDE_FLOW_ID) {
+		ev.flow_id = 1;
+		queue_config.rx_queue_flags =
+		RTE_EVENT_ETH_RX_ADAPTER_QUEUE_FLOW_ID_VALID;
+	}
+	queue_config.ev = ev;
+	queue_config.servicing_weight = 1;
+
+	/* stop eth devices for existing */
+	port_index = 0;
+	for (; port_index < rte_eth_dev_count_total(); port_index += 1)
+		rte_eth_dev_stop(port_index);
+
+	/* add the max port for rx_adapter */
+	port_index = rte_eth_dev_count_total();
+	for (; port_index < RTE_MAX_ETHPORTS; port_index += 1) {
+		sprintf(tun_driver_name, "%s%u", tun_drv_name, tun_id);
+		err = rte_vdev_init(tun_driver_name, NULL);
+		TEST_ASSERT(err == 0, "Failed driver %s got %d",
+		tun_driver_name, err);
+		tun_id += 1;
+	}
+
+	err = init_ports(rte_eth_dev_count_total());
+	TEST_ASSERT(err == 0, "Port initialization failed err %d\n", err);
+
+	/* to work around the issue in rte_event_eth_rx_adapter_create_ext */
+	adapter_free();
+	adapter_create();
+
+	/* eth_rx_adapter_queue_add for n ports */
+	port_index = 0;
+	for (; port_index < rte_eth_dev_count_total(); port_index += 1) {
+		err = rte_event_eth_rx_adapter_queue_add(TEST_INST_ID,
+				port_index, 0,
+				&queue_config);
+		TEST_ASSERT(err == 0, "Expected 0 got %d", err);
+	}
+
+	/* eth_rx_adapter_queue_del n ports */
+	port_index = 0;
+	for (; port_index < rte_eth_dev_count_total(); port_index += 1) {
+		err = rte_event_eth_rx_adapter_queue_del(TEST_INST_ID,
+				port_index, 0);
+		TEST_ASSERT(err == 0, "Expected 0 got %d", err);
+	}
+
+	adapter_free();
+
+	return TEST_SUCCESS;
+}
+
+static int
 adapter_start_stop(void)
 {
 	int err;
@@ -410,6 +490,7 @@ static struct unit_test_suite service_tests  = {
 		TEST_CASE_ST(NULL, NULL, adapter_create_free),
 		TEST_CASE_ST(adapter_create, adapter_free,
 					adapter_queue_add_del),
+		TEST_CASE_ST(NULL, NULL, adapter_multi_eth_add_del),
 		TEST_CASE_ST(adapter_create, adapter_free, adapter_start_stop),
 		TEST_CASE_ST(adapter_create, adapter_free, adapter_stats),
 		TEST_CASES_END() /**< NULL terminate unit test array */
-- 
2.7.4