From: Jun Yang <[email protected]>

The eventdev self test linked every queue to every port during device
setup, which prevented individual test cases from exercising their own
queue-to-port topologies and made enqueue/dequeue accounting unreliable.

Rework the self test as follows:

- Move queue-to-port linking out of _eventdev_setup() into each test
  case, so every test establishes the link topology it needs.
- Convert the test mode selector to a bitmask and add an atomic port
  setup path (RTE_DPAA2_EVENT_PORT_CFG_ATOMIC), used by the
  multi-queue/multi-port dequeue test.
- Return the number of dequeued events from consume_events() and assert
  that the dequeued count matches the injected count, verifying balance
  between ingress and egress.
- Retry enqueue until the event is accepted so injection no longer
  silently drops events.
- Propagate meaningful error codes (-ENOMEM, -EINVAL, -ETIMEDOUT,
  -ENODEV, and the underlying ret) instead of a bare -1.

Signed-off-by: Jun Yang <[email protected]>
---
 drivers/event/dpaa2/dpaa2_eventdev_selftest.c | 336 ++++++++++--------
 1 file changed, 197 insertions(+), 139 deletions(-)

diff --git a/drivers/event/dpaa2/dpaa2_eventdev_selftest.c 
b/drivers/event/dpaa2/dpaa2_eventdev_selftest.c
index 2c688bd194..569621dc39 100644
--- a/drivers/event/dpaa2/dpaa2_eventdev_selftest.c
+++ b/drivers/event/dpaa2/dpaa2_eventdev_selftest.c
@@ -1,5 +1,5 @@
 /* SPDX-License-Identifier: BSD-3-Clause
- * Copyright 2018-2019 NXP
+ * Copyright 2018-2019, 2026 NXP
  */
 
 #include <rte_stdatomic.h>
@@ -20,6 +20,7 @@
 #include <bus_vdev_driver.h>
 #include <rte_test.h>
 #include <bus_fslmc_driver.h>
+#include <rte_pmd_dpaa2.h>
 
 #include "dpaa2_eventdev.h"
 #include "dpaa2_eventdev_logs.h"
@@ -105,63 +106,64 @@ devconf_set_default_sane_values(struct 
rte_event_dev_config *dev_conf,
 }
 
 enum {
-       TEST_EVENTDEV_SETUP_DEFAULT,
-       TEST_EVENTDEV_SETUP_PRIORITY,
-       TEST_EVENTDEV_SETUP_DEQUEUE_TIMEOUT,
+       TEST_EVENTDEV_SETUP_DEFAULT = (1 << 0),
+       TEST_EVENTDEV_SETUP_PRIORITY = (1 << 1),
+       TEST_EVENTDEV_SETUP_DEQUEUE_TIMEOUT = (1 << 2),
+       TEST_EVENTDEV_SETUP_ATOMIC = (1 << 3)
 };
 
 static int
 _eventdev_setup(int mode)
 {
-       int i, ret;
+       int ret;
        struct rte_event_dev_config dev_conf;
        struct rte_event_dev_info info;
        const char *pool_name = "evdev_dpaa2_test_pool";
+       uint32_t queue_count, port_count, i;
+       uint8_t step;
+       struct rte_event_port_conf port_conf, *pport_conf;
 
        /* Create and destroy pool for each test case to make it standalone */
        eventdev_test_mempool = rte_pktmbuf_pool_create(pool_name,
-                                       MAX_EVENTS,
+                                       1024 /*TOTAL_EVENTS*/,
                                        0 /*MBUF_CACHE_SIZE*/,
                                        0,
-                                       512, /* Use very small mbufs */
+                                       2048 + 256 /*512*/, /* Use very small 
mbufs */
                                        rte_socket_id());
        if (!eventdev_test_mempool) {
                dpaa2_evdev_err("ERROR creating mempool");
-               return -1;
+               return -ENOMEM;
        }
 
        ret = rte_event_dev_info_get(evdev, &info);
        RTE_TEST_ASSERT_SUCCESS(ret, "Failed to get event dev info");
        RTE_TEST_ASSERT(info.max_num_events >= (int32_t)MAX_EVENTS,
                        "ERROR max_num_events=%d < max_events=%d",
-                               info.max_num_events, MAX_EVENTS);
+                       info.max_num_events, MAX_EVENTS);
 
        devconf_set_default_sane_values(&dev_conf, &info);
-       if (mode == TEST_EVENTDEV_SETUP_DEQUEUE_TIMEOUT)
+       if (mode & TEST_EVENTDEV_SETUP_DEQUEUE_TIMEOUT)
                dev_conf.event_dev_cfg |= RTE_EVENT_DEV_CFG_PER_DEQUEUE_TIMEOUT;
 
        ret = rte_event_dev_configure(evdev, &dev_conf);
        RTE_TEST_ASSERT_SUCCESS(ret, "Failed to configure eventdev");
 
-       uint32_t queue_count;
        RTE_TEST_ASSERT_SUCCESS(rte_event_dev_attr_get(evdev,
-                           RTE_EVENT_DEV_ATTR_QUEUE_COUNT,
-                           &queue_count), "Queue count get failed");
-
-       if (mode == TEST_EVENTDEV_SETUP_PRIORITY) {
-               if (queue_count > 8) {
-                       dpaa2_evdev_err(
-                               "test expects the unique priority per queue");
-                       return -ENOTSUP;
+               RTE_EVENT_DEV_ATTR_QUEUE_COUNT, &queue_count),
+               "Queue count get failed");
+
+       if (mode & TEST_EVENTDEV_SETUP_PRIORITY) {
+               if (!queue_count) {
+                       dpaa2_evdev_err("No queue available");
+                       return -EINVAL;
                }
 
                /* Configure event queues(0 to n) with
                 * RTE_EVENT_DEV_PRIORITY_HIGHEST to
                 * RTE_EVENT_DEV_PRIORITY_LOWEST
                 */
-               uint8_t step = (RTE_EVENT_DEV_PRIORITY_LOWEST + 1) /
-                               queue_count;
-               for (i = 0; i < (int)queue_count; i++) {
+               step = (RTE_EVENT_DEV_PRIORITY_LOWEST + 1) / queue_count;
+               for (i = 0; i < queue_count; i++) {
                        struct rte_event_queue_conf queue_conf;
 
                        ret = rte_event_queue_default_conf_get(evdev, i,
@@ -170,29 +172,33 @@ _eventdev_setup(int mode)
                                        i);
                        queue_conf.priority = i * step;
                        ret = rte_event_queue_setup(evdev, i, &queue_conf);
-                       RTE_TEST_ASSERT_SUCCESS(ret, "Failed to setup queue=%d",
-                                       i);
+                       RTE_TEST_ASSERT_SUCCESS(ret, "Failed to setup 
queue=%d", i);
                }
-
        } else {
                /* Configure event queues with default priority */
-               for (i = 0; i < (int)queue_count; i++) {
+               for (i = 0; i < queue_count; i++) {
                        ret = rte_event_queue_setup(evdev, i, NULL);
-                       RTE_TEST_ASSERT_SUCCESS(ret, "Failed to setup queue=%d",
-                                       i);
+                       RTE_TEST_ASSERT_SUCCESS(ret, "Failed to setup 
queue=%d", i);
                }
        }
+
        /* Configure event ports */
-       uint32_t port_count;
        RTE_TEST_ASSERT_SUCCESS(rte_event_dev_attr_get(evdev,
-                               RTE_EVENT_DEV_ATTR_PORT_COUNT,
-                               &port_count), "Port count get failed");
-       for (i = 0; i < (int)port_count; i++) {
-               ret = rte_event_port_setup(evdev, i, NULL);
+               RTE_EVENT_DEV_ATTR_PORT_COUNT, &port_count),
+               "Port count get failed");
+       for (i = 0; i < port_count; i++) {
+               if (mode & TEST_EVENTDEV_SETUP_ATOMIC) {
+                       pport_conf = &port_conf;
+                       memset(pport_conf, 0, sizeof(struct 
rte_event_port_conf));
+                       ret = rte_event_port_default_conf_get(evdev, i, 
pport_conf);
+                       RTE_TEST_ASSERT_SUCCESS(ret,
+                               "Failed to get default conf of port=%d", i);
+                       pport_conf->event_port_cfg = 
RTE_DPAA2_EVENT_PORT_CFG_ATOMIC;
+               } else {
+                       pport_conf = NULL;
+               }
+               ret = rte_event_port_setup(evdev, i, pport_conf);
                RTE_TEST_ASSERT_SUCCESS(ret, "Failed to setup port=%d", i);
-               ret = rte_event_port_link(evdev, i, NULL, NULL, 0);
-               RTE_TEST_ASSERT(ret >= 0, "Failed to link all queues port=%d",
-                               i);
        }
 
        ret = rte_event_dev_start(evdev);
@@ -207,6 +213,13 @@ eventdev_setup(void)
        return _eventdev_setup(TEST_EVENTDEV_SETUP_DEFAULT);
 }
 
+static int
+eventdev_atomic_port_setup(void)
+{
+       return _eventdev_setup(TEST_EVENTDEV_SETUP_DEFAULT |
+               TEST_EVENTDEV_SETUP_ATOMIC);
+}
+
 static void
 eventdev_teardown(void)
 {
@@ -216,9 +229,9 @@ eventdev_teardown(void)
 
 static void
 update_event_and_validation_attr(struct rte_mbuf *m, struct rte_event *ev,
-                       uint32_t flow_id, uint8_t event_type,
-                       uint8_t sub_event_type, uint8_t sched_type,
-                       uint8_t queue, uint8_t port, uint8_t seq)
+       uint32_t flow_id, uint8_t event_type,
+       uint8_t sub_event_type, uint8_t sched_type,
+       uint8_t queue, uint8_t port, uint8_t seq)
 {
        struct event_attr *attr;
 
@@ -249,6 +262,7 @@ inject_events(uint32_t flow_id, uint8_t event_type, uint8_t 
sub_event_type,
 {
        struct rte_mbuf *m;
        unsigned int i;
+       uint16_t eq, err_count;
 
        for (i = 0; i < events; i++) {
                struct rte_event ev = {.event = 0, .u64 = 0};
@@ -258,7 +272,16 @@ inject_events(uint32_t flow_id, uint8_t event_type, 
uint8_t sub_event_type,
 
                update_event_and_validation_attr(m, &ev, flow_id, event_type,
                        sub_event_type, sched_type, queue, port, i);
-               rte_event_enqueue_burst(evdev, port, &ev, 1);
+               err_count = 0;
+eq_again:
+               eq = rte_event_enqueue_burst(evdev, port, &ev, 1);
+               if (eq != 1) {
+                       dpaa2_evdev_err("Failed, eq(%d) != 1", eq);
+                       if (err_count > 10)
+                               return -EBUSY;
+                       err_count++;
+                       goto eq_again;
+               }
        }
        return 0;
 }
@@ -271,7 +294,7 @@ check_excess_events(uint8_t port)
        struct rte_event ev;
 
        /* Check for excess events, try for a few times and exit */
-       for (i = 0; i < 32; i++) {
+       for (i = 0; i < 4; i++) {
                valid_event = rte_event_dequeue_burst(evdev, port, &ev, 1, 0);
 
                RTE_TEST_ASSERT_SUCCESS(valid_event,
@@ -285,27 +308,35 @@ static int
 generate_random_events(const unsigned int total_events)
 {
        struct rte_event_dev_info info;
-       unsigned int i;
+       uint32_t queue_count, i;
+       uint8_t queues[RTE_EVENT_MAX_QUEUES_PER_DEV];
        int ret;
 
-       uint32_t queue_count;
        RTE_TEST_ASSERT_SUCCESS(rte_event_dev_attr_get(evdev,
-                           RTE_EVENT_DEV_ATTR_QUEUE_COUNT,
-                           &queue_count), "Queue count get failed");
+               RTE_EVENT_DEV_ATTR_QUEUE_COUNT, &queue_count),
+               "Queue count get failed");
+       if (queue_count > RTE_EVENT_MAX_QUEUES_PER_DEV)
+               queue_count = RTE_EVENT_MAX_QUEUES_PER_DEV;
+       for (i = 0; i < queue_count; i++)
+               queues[i] = i;
+
+       ret = rte_event_port_link(evdev, 0, queues, NULL,
+                       queue_count);
+       RTE_TEST_ASSERT(ret >= 0, "Failed to link %d queues port0",
+               queue_count);
 
        ret = rte_event_dev_info_get(evdev, &info);
        RTE_TEST_ASSERT_SUCCESS(ret, "Failed to get event dev info");
        for (i = 0; i < total_events; i++) {
-               ret = inject_events(
-                       rte_rand() % info.max_event_queue_flows /*flow_id */,
+               ret = inject_events(rte_rand() % info.max_event_queue_flows 
/*flow_id */,
                        RTE_EVENT_TYPE_CPU /* event_type */,
                        rte_rand() % 256 /* sub_event_type */,
                        rte_rand() % (RTE_SCHED_TYPE_PARALLEL + 1),
-                       rte_rand() % queue_count /* queue */,
+                       rte_rand() % queue_count,
                        0 /* port */,
                        1 /* events */);
                if (ret)
-                       return -1;
+                       return ret;
        }
        return ret;
 }
@@ -339,7 +370,8 @@ typedef int (*validate_event_cb)(uint32_t index, uint8_t 
port,
                                 struct rte_event *ev);
 
 static int
-consume_events(uint8_t port, const uint32_t total_events, validate_event_cb fn)
+consume_events(uint8_t port, const uint32_t total_events,
+       uint32_t *dq_events, validate_event_cb fn)
 {
        int ret;
        uint16_t valid_event;
@@ -349,7 +381,7 @@ consume_events(uint8_t port, const uint32_t total_events, 
validate_event_cb fn)
        while (1) {
                if (++forward_progress_cnt > UINT16_MAX) {
                        dpaa2_evdev_err("Detected deadlock");
-                       return -1;
+                       return -ETIMEDOUT;
                }
 
                valid_event = rte_event_dequeue_burst(evdev, port, &ev, 1, 0);
@@ -359,9 +391,9 @@ consume_events(uint8_t port, const uint32_t total_events, 
validate_event_cb fn)
                forward_progress_cnt = 0;
                ret = validate_event(&ev);
                if (ret)
-                       return -1;
+                       return ret;
 
-               if (fn != NULL) {
+               if (fn) {
                        ret = fn(index, port, &ev);
                        RTE_TEST_ASSERT_SUCCESS(ret,
                                "Failed to validate test specific event");
@@ -374,6 +406,9 @@ consume_events(uint8_t port, const uint32_t total_events, 
validate_event_cb fn)
                        break;
        }
 
+       if (dq_events)
+               *dq_events = events;
+
        return check_excess_events(port);
 }
 
@@ -394,18 +429,28 @@ static int
 test_simple_enqdeq(uint8_t sched_type)
 {
        int ret;
+       uint8_t queue = 0;
+       uint32_t total_dq = 0;
+
+       ret = rte_event_port_link(evdev, 0, &queue, NULL, 1);
+       RTE_TEST_ASSERT(ret >= 0, "Failed to link 1 queues port0");
 
        ret = inject_events(0 /*flow_id */,
-                               RTE_EVENT_TYPE_CPU /* event_type */,
-                               0 /* sub_event_type */,
-                               sched_type,
-                               0 /* queue */,
-                               0 /* port */,
-                               MAX_EVENTS);
+                       RTE_EVENT_TYPE_CPU /* event_type */,
+                       0 /* sub_event_type */,
+                       sched_type,
+                       0 /* queue */,
+                       0 /* port */,
+                       MAX_EVENTS);
        if (ret)
-               return -1;
+               return ret;
 
-       return consume_events(0 /* port */, MAX_EVENTS, validate_simple_enqdeq);
+       ret = consume_events(0/* port */, MAX_EVENTS,   &total_dq, 
validate_simple_enqdeq);
+       RTE_TEST_ASSERT(!ret, "Failed to consume event from port0");
+       RTE_TEST_ASSERT(total_dq == MAX_EVENTS,
+               "total_dq(%d) != MAX_EVENTS(8)", total_dq);
+
+       return ret;
 }
 
 static int
@@ -429,12 +474,18 @@ static int
 test_multi_queue_enq_single_port_deq(void)
 {
        int ret;
+       uint32_t dq_events;
 
        ret = generate_random_events(MAX_EVENTS);
        if (ret)
-               return -1;
+               return ret;
+
+       ret = consume_events(0/* port */, MAX_EVENTS, &dq_events, NULL);
+       RTE_TEST_ASSERT(!ret, "Failed to consume event from port0");
+       RTE_TEST_ASSERT(dq_events == MAX_EVENTS,
+               "dq_events(%d) != MAX_EVENTS(8)", dq_events);
 
-       return consume_events(0 /* port */, MAX_EVENTS, NULL);
+       return ret;
 }
 
 static int
@@ -479,8 +530,7 @@ wait_workers_to_join(int lcore, const __rte_atomic uint32_t 
*count)
                        print_cycles = new_cycles;
                }
                if (new_cycles - cycles > rte_get_timer_hz() * 10) {
-                       dpaa2_evdev_info(
-                               "%s: No schedules for seconds, deadlock (%u)",
+                       dpaa2_evdev_info("%s: No schedules for seconds, 
deadlock (%d)",
                                __func__,
                                rte_atomic_load_explicit(count, 
rte_memory_order_relaxed));
                        rte_event_dev_dump(evdev, stdout);
@@ -495,8 +545,8 @@ wait_workers_to_join(int lcore, const __rte_atomic uint32_t 
*count)
 
 static int
 launch_workers_and_wait(int (*main_worker)(void *),
-                       int (*workers)(void *), uint32_t total_events,
-                       uint8_t nb_workers, uint8_t sched_type)
+       int (*workers)(void *), uint32_t total_events,
+       uint8_t nb_workers, uint8_t sched_type)
 {
        uint8_t port = 0;
        int w_lcore;
@@ -513,13 +563,13 @@ launch_workers_and_wait(int (*main_worker)(void *),
 
        param = malloc(sizeof(struct test_core_param) * nb_workers);
        if (!param)
-               return -1;
+               return -ENOMEM;
 
        ret = rte_event_dequeue_timeout_ticks(evdev,
                rte_rand() % 10000000/* 10ms */, &dequeue_tmo_ticks);
        if (ret) {
                free(param);
-               return -1;
+               return ret;
        }
 
        param[0].total_events = &atomic_total_events;
@@ -563,22 +613,22 @@ test_multi_queue_enq_multi_port_deq(void)
 
        ret = generate_random_events(total_events);
        if (ret)
-               return -1;
+               return ret;
 
        RTE_TEST_ASSERT_SUCCESS(rte_event_dev_attr_get(evdev,
-                               RTE_EVENT_DEV_ATTR_PORT_COUNT,
-                               &nr_ports), "Port count get failed");
+               RTE_EVENT_DEV_ATTR_PORT_COUNT, &nr_ports),
+               "Port count get failed");
        nr_ports = RTE_MIN(nr_ports, rte_lcore_count() - 1);
 
        if (!nr_ports) {
                dpaa2_evdev_err("%s: Not enough ports=%d or workers=%d",
-                               __func__, nr_ports, rte_lcore_count() - 1);
-               return 0;
+                       __func__, nr_ports, rte_lcore_count() - 1);
+               return -EINVAL;
        }
 
        return launch_workers_and_wait(worker_multi_port_fn,
-                                       worker_multi_port_fn, total_events,
-                                       nr_ports, 0xff /* invalid */);
+                               worker_multi_port_fn, total_events,
+                               nr_ports, 0xff /* invalid */);
 }
 
 static
@@ -589,7 +639,6 @@ void flush(uint8_t dev_id, struct rte_event event, void 
*arg)
        RTE_SET_USED(dev_id);
        if (event.event_type == RTE_EVENT_TYPE_CPU)
                *count = *count + 1;
-
 }
 
 static int
@@ -610,8 +659,8 @@ test_dev_stop_flush(void)
        if (ret)
                return -3;
        RTE_TEST_ASSERT_EQUAL(total_events, count,
-                               "count mismatch total_events=%d count=%d",
-                               total_events, count);
+               "count mismatch total_events=%d count=%d",
+               total_events, count);
        return 0;
 }
 
@@ -621,8 +670,8 @@ validate_queue_to_port_single_link(uint32_t index, uint8_t 
port,
 {
        RTE_SET_USED(index);
        RTE_TEST_ASSERT_EQUAL(port, ev->queue_id,
-                               "queue mismatch enq=%d deq =%d",
-                               port, ev->queue_id);
+               "queue mismatch enq=%d deq =%d",
+               port, ev->queue_id);
        return 0;
 }
 
@@ -633,39 +682,32 @@ validate_queue_to_port_single_link(uint32_t index, 
uint8_t port,
 static int
 test_queue_to_port_single_link(void)
 {
-       int i, nr_links, ret;
-
-       uint32_t port_count;
+       int ret;
+       uint8_t queue;
+       uint32_t port_count, queue_count, nr_links, total_events, i;
+       uint32_t dq_events = 0, total_dqs = 0;
 
        RTE_TEST_ASSERT_SUCCESS(rte_event_dev_attr_get(evdev,
-                               RTE_EVENT_DEV_ATTR_PORT_COUNT,
-                               &port_count), "Port count get failed");
-
-       /* Unlink all connections that created in eventdev_setup */
-       for (i = 0; i < (int)port_count; i++) {
-               ret = rte_event_port_unlink(evdev, i, NULL, 0);
-               RTE_TEST_ASSERT(ret >= 0,
-                               "Failed to unlink all queues port=%d", i);
-       }
-
-       uint32_t queue_count;
+               RTE_EVENT_DEV_ATTR_PORT_COUNT, &port_count),
+               "Port count get failed");
 
        RTE_TEST_ASSERT_SUCCESS(rte_event_dev_attr_get(evdev,
-                           RTE_EVENT_DEV_ATTR_QUEUE_COUNT,
-                           &queue_count), "Queue count get failed");
+               RTE_EVENT_DEV_ATTR_QUEUE_COUNT, &queue_count),
+               "Queue count get failed");
 
        nr_links = RTE_MIN(port_count, queue_count);
-       const unsigned int total_events = MAX_EVENTS / nr_links;
+       total_events = MAX_EVENTS / nr_links;
 
-       /* Link queue x to port x and inject events to queue x through port x */
        for (i = 0; i < nr_links; i++) {
-               uint8_t queue = (uint8_t)i;
-
+               queue = i;
                ret = rte_event_port_link(evdev, i, &queue, NULL, 1);
                RTE_TEST_ASSERT(ret == 1, "Failed to link queue to port %d", i);
+       }
 
-               ret = inject_events(
-                       0x100 /*flow_id */,
+       /* Link queue x to port x and inject events to queue x through port x */
+       for (i = 0; i < nr_links; i++) {
+               queue = i;
+               ret = inject_events(0x100 /*flow_id */,
                        RTE_EVENT_TYPE_CPU /* event_type */,
                        rte_rand() % 256 /* sub_event_type */,
                        rte_rand() % (RTE_SCHED_TYPE_PARALLEL + 1),
@@ -673,16 +715,21 @@ test_queue_to_port_single_link(void)
                        i /* port */,
                        total_events /* events */);
                if (ret)
-                       return -1;
+                       return ret;
        }
 
        /* Verify the events generated from correct queue */
        for (i = 0; i < nr_links; i++) {
                ret = consume_events(i /* port */, total_events,
+                               &dq_events,
                                validate_queue_to_port_single_link);
                if (ret)
-                       return -1;
+                       return ret;
+               total_dqs += dq_events;
        }
+       RTE_TEST_ASSERT(total_dqs == total_events * nr_links,
+               "total_dqs(%d) != total_events(%d) * nr_links(%d)",
+               total_dqs, total_events, nr_links);
 
        return 0;
 }
@@ -693,8 +740,8 @@ validate_queue_to_port_multi_link(uint32_t index, uint8_t 
port,
 {
        RTE_SET_USED(index);
        RTE_TEST_ASSERT_EQUAL(port, (ev->queue_id & 0x1),
-                               "queue mismatch enq=%d deq =%d",
-                               port, ev->queue_id);
+               "queue mismatch enq=%d deq =%d",
+               port, ev->queue_id);
        return 0;
 }
 
@@ -705,46 +752,48 @@ validate_queue_to_port_multi_link(uint32_t index, uint8_t 
port,
 static int
 test_queue_to_port_multi_link(void)
 {
-       int ret, port0_events = 0, port1_events = 0;
+       int ret;
        uint8_t queue, port;
-       uint32_t nr_queues = 0;
-       uint32_t nr_ports = 0;
+       uint32_t nr_queues = 0, total_events, even_idx = 0, odd_idx = 0;
+       uint32_t nr_ports = 0, dq_events, port0_events = 0, port1_events = 0;
+       uint8_t even_queues[RTE_EVENT_MAX_QUEUES_PER_DEV];
+       uint8_t odd_queues[RTE_EVENT_MAX_QUEUES_PER_DEV];
 
        RTE_TEST_ASSERT_SUCCESS(rte_event_dev_attr_get(evdev,
-                           RTE_EVENT_DEV_ATTR_QUEUE_COUNT,
-                           &nr_queues), "Queue count get failed");
-
+               RTE_EVENT_DEV_ATTR_QUEUE_COUNT, &nr_queues),
+               "Queue count get failed");
        RTE_TEST_ASSERT_SUCCESS(rte_event_dev_attr_get(evdev,
-                               RTE_EVENT_DEV_ATTR_QUEUE_COUNT,
-                               &nr_queues), "Queue count get failed");
-       RTE_TEST_ASSERT_SUCCESS(rte_event_dev_attr_get(evdev,
-                               RTE_EVENT_DEV_ATTR_PORT_COUNT,
-                               &nr_ports), "Port count get failed");
+               RTE_EVENT_DEV_ATTR_PORT_COUNT, &nr_ports),
+               "Port count get failed");
 
        if (nr_ports < 2) {
                dpaa2_evdev_err("%s: Not enough ports to test ports=%d",
-                               __func__, nr_ports);
-               return 0;
+                       __func__, nr_ports);
+               return -ENODEV;
        }
 
-       /* Unlink all connections that created in eventdev_setup */
-       for (port = 0; port < nr_ports; port++) {
-               ret = rte_event_port_unlink(evdev, port, NULL, 0);
-               RTE_TEST_ASSERT(ret >= 0, "Failed to unlink all queues port=%d",
-                                       port);
+       for (queue = 0; queue < nr_queues; queue++) {
+               if (queue & 0x1) {
+                       odd_queues[odd_idx] = queue;
+                       odd_idx++;
+               } else {
+                       even_queues[even_idx] = queue;
+                       even_idx++;
+               }
        }
 
-       const unsigned int total_events = MAX_EVENTS / nr_queues;
+       ret = rte_event_port_link(evdev, 0, even_queues, NULL, even_idx);
+       RTE_TEST_ASSERT(ret >= 0, "Failed to link queues port0");
+       ret = rte_event_port_link(evdev, 1, odd_queues, NULL, odd_idx);
+       RTE_TEST_ASSERT(ret >= 0, "Failed to link queues port1");
+
+       total_events = MAX_EVENTS / nr_queues;
 
        /* Link all even number of queues to port0 and odd numbers to port 1*/
        for (queue = 0; queue < nr_queues; queue++) {
                port = queue & 0x1;
-               ret = rte_event_port_link(evdev, port, &queue, NULL, 1);
-               RTE_TEST_ASSERT(ret == 1, "Failed to link queue=%d to port=%d",
-                                       queue, port);
 
-               ret = inject_events(
-                       0x100 /*flow_id */,
+               ret = inject_events(0x100 /*flow_id */,
                        RTE_EVENT_TYPE_CPU /* event_type */,
                        rte_rand() % 256 /* sub_event_type */,
                        rte_rand() % (RTE_SCHED_TYPE_PARALLEL + 1),
@@ -752,7 +801,7 @@ test_queue_to_port_multi_link(void)
                        port /* port */,
                        total_events /* events */);
                if (ret)
-                       return -1;
+                       return ret;
 
                if (port == 0)
                        port0_events += total_events;
@@ -760,14 +809,23 @@ test_queue_to_port_multi_link(void)
                        port1_events += total_events;
        }
 
-       ret = consume_events(0 /* port */, port0_events,
-                               validate_queue_to_port_multi_link);
+       dq_events = 0;
+       ret = consume_events(0/* port */, port0_events, &dq_events,
+                       validate_queue_to_port_multi_link);
        if (ret)
-               return -1;
-       ret = consume_events(1 /* port */, port1_events,
-                               validate_queue_to_port_multi_link);
+               return ret;
+       RTE_TEST_ASSERT(dq_events == port0_events,
+               "dq_events(%d) != port0_events(%d)",
+               dq_events, port0_events);
+
+       dq_events = 0;
+       ret = consume_events(1/* port */, port1_events, &dq_events,
+                       validate_queue_to_port_multi_link);
        if (ret)
-               return -1;
+               return ret;
+       RTE_TEST_ASSERT(dq_events == port1_events,
+               "dq_events(%d) != port1_events(%d)",
+               dq_events, port0_events);
 
        return 0;
 }
@@ -805,7 +863,7 @@ test_eventdev_dpaa2(void)
                        test_multi_queue_enq_single_port_deq);
        DPAA2_TEST_RUN(eventdev_setup, eventdev_teardown,
                        test_dev_stop_flush);
-       DPAA2_TEST_RUN(eventdev_setup, eventdev_teardown,
+       DPAA2_TEST_RUN(eventdev_atomic_port_setup, eventdev_teardown,
                        test_multi_queue_enq_multi_port_deq);
        DPAA2_TEST_RUN(eventdev_setup, eventdev_teardown,
                        test_queue_to_port_single_link);
-- 
2.43.0

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