Re: [dpdk-dev] [PATCH v2 4/5] event/dpaa2: add selftest cases

[Aaron Conole <aconole@redhat.com>]

Hemant Agrawal <hemant.agrawal@nxp.com> writes:

> This patch add support for testing dpaa2 eventdev self test
> for basic sanity for parallel and atomic queues.
>
> Signed-off-by: Hemant Agrawal <hemant.agrawal@nxp.com>
> ---
>  drivers/event/dpaa2/Makefile                  |   1 +
>  drivers/event/dpaa2/dpaa2_eventdev.c          |   1 +
>  drivers/event/dpaa2/dpaa2_eventdev.h          |   2 +
>  drivers/event/dpaa2/dpaa2_eventdev_logs.h     |   6 +
>  drivers/event/dpaa2/dpaa2_eventdev_selftest.c | 874 ++++++++++++++++++
>  drivers/event/dpaa2/meson.build               |   3 +-
>  6 files changed, 886 insertions(+), 1 deletion(-)
>  create mode 100644 drivers/event/dpaa2/dpaa2_eventdev_selftest.c
>
> diff --git a/drivers/event/dpaa2/Makefile b/drivers/event/dpaa2/Makefile
> index e0bb527b1..634179383 100644
> --- a/drivers/event/dpaa2/Makefile
> +++ b/drivers/event/dpaa2/Makefile
> @@ -40,5 +40,6 @@ CFLAGS += -DALLOW_EXPERIMENTAL_API
>  #
>  SRCS-$(CONFIG_RTE_LIBRTE_PMD_DPAA2_EVENTDEV) += dpaa2_hw_dpcon.c
>  SRCS-$(CONFIG_RTE_LIBRTE_PMD_DPAA2_EVENTDEV) += dpaa2_eventdev.c
> +SRCS-$(CONFIG_RTE_LIBRTE_PMD_DPAA2_EVENTDEV) += dpaa2_eventdev_selftest.c
>  
>  include $(RTE_SDK)/mk/rte.lib.mk
> diff --git a/drivers/event/dpaa2/dpaa2_eventdev.c b/drivers/event/dpaa2/dpaa2_eventdev.c
> index 9255de16f..902a80f36 100644
> --- a/drivers/event/dpaa2/dpaa2_eventdev.c
> +++ b/drivers/event/dpaa2/dpaa2_eventdev.c
> @@ -951,6 +951,7 @@ static struct rte_eventdev_ops dpaa2_eventdev_ops = {
>  	.port_unlink      = dpaa2_eventdev_port_unlink,
>  	.timeout_ticks    = dpaa2_eventdev_timeout_ticks,
>  	.dump             = dpaa2_eventdev_dump,
> +	.dev_selftest     = test_eventdev_dpaa2,
>  	.eth_rx_adapter_caps_get = dpaa2_eventdev_eth_caps_get,
>  	.eth_rx_adapter_queue_add = dpaa2_eventdev_eth_queue_add,
>  	.eth_rx_adapter_queue_del = dpaa2_eventdev_eth_queue_del,
> diff --git a/drivers/event/dpaa2/dpaa2_eventdev.h b/drivers/event/dpaa2/dpaa2_eventdev.h
> index bdac1aa56..abc038e49 100644
> --- a/drivers/event/dpaa2/dpaa2_eventdev.h
> +++ b/drivers/event/dpaa2/dpaa2_eventdev.h
> @@ -98,4 +98,6 @@ struct dpaa2_eventdev {
>  struct dpaa2_dpcon_dev *rte_dpaa2_alloc_dpcon_dev(void);
>  void rte_dpaa2_free_dpcon_dev(struct dpaa2_dpcon_dev *dpcon);
>  
> +int test_eventdev_dpaa2(void);
> +
>  #endif /* __DPAA2_EVENTDEV_H__ */
> diff --git a/drivers/event/dpaa2/dpaa2_eventdev_logs.h b/drivers/event/dpaa2/dpaa2_eventdev_logs.h
> index 86f2e5393..bb5a0e26c 100644
> --- a/drivers/event/dpaa2/dpaa2_eventdev_logs.h
> +++ b/drivers/event/dpaa2/dpaa2_eventdev_logs.h
> @@ -35,4 +35,10 @@ extern int dpaa2_logtype_event;
>  #define DPAA2_EVENTDEV_DP_WARN(fmt, args...) \
>  	DPAA2_EVENTDEV_DP_LOG(WARNING, fmt, ## args)
>  
> +#define dpaa2_evdev_info(fmt, ...) DPAA2_EVENTDEV_LOG(INFO, fmt, ##__VA_ARGS__)
> +#define dpaa2_evdev_dbg(fmt, ...) DPAA2_EVENTDEV_LOG(DEBUG, fmt, ##__VA_ARGS__)
> +#define dpaa2_evdev_err(fmt, ...) DPAA2_EVENTDEV_LOG(ERR, fmt, ##__VA_ARGS__)
> +#define dpaa2_evdev__func_trace dpaa2_evdev_dbg
> +#define dpaa2_evdev_selftest dpaa2_evdev_info
> +
>  #endif /* _DPAA2_EVENTDEV_LOGS_H_ */
> diff --git a/drivers/event/dpaa2/dpaa2_eventdev_selftest.c b/drivers/event/dpaa2/dpaa2_eventdev_selftest.c
> new file mode 100644
> index 000000000..e02f0f545
> --- /dev/null
> +++ b/drivers/event/dpaa2/dpaa2_eventdev_selftest.c

In general, please prefer 'err' level logs in selftests.  At least
something that will show up when debugging.  There are error cases below
that are _dbg logged which won't help diagnose issues.

Also, in a .c file, please don't use 'static inline'.  'static' is good
enough.

> @@ -0,0 +1,874 @@
> +/* SPDX-License-Identifier: BSD-3-Clause
> + * Copyright 2018 NXP
> + */
> +
> +#include <rte_atomic.h>
> +#include <rte_common.h>
> +#include <rte_cycles.h>
> +#include <rte_debug.h>
> +#include <rte_eal.h>
> +#include <rte_ethdev.h>
> +#include <rte_eventdev.h>
> +#include <rte_hexdump.h>
> +#include <rte_mbuf.h>
> +#include <rte_malloc.h>
> +#include <rte_memcpy.h>
> +#include <rte_launch.h>
> +#include <rte_lcore.h>
> +#include <rte_per_lcore.h>
> +#include <rte_random.h>
> +#include <rte_bus_vdev.h>
> +#include <rte_test.h>
> +
> +#include "dpaa2_eventdev.h"
> +#include "dpaa2_eventdev_logs.h"
> +
> +#define MAX_PORTS 4
> +#define NUM_PACKETS (1 << 18)
> +//todo #define MAX_EVENTS  1024

^^ Please, don't mix C and C++ comment styles

> +#define MAX_EVENTS  8
> +#define DPAA2_TEST_RUN(setup, teardown, test) \
> +	dpaa2_test_run(setup, teardown, test, #test)
> +
> +static int total;
> +static int passed;
> +static int failed;
> +static int unsupported;
> +
> +static int evdev;
> +static struct rte_mempool *eventdev_test_mempool;
> +
> +struct event_attr {
> +	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;
> +};
> +
> +static uint32_t seqn_list_index;
> +static int seqn_list[NUM_PACKETS];
> +
> +static inline void
> +seqn_list_init(void)
> +{
> +	RTE_BUILD_BUG_ON(NUM_PACKETS < MAX_EVENTS);
> +	memset(seqn_list, 0, sizeof(seqn_list));
> +	seqn_list_index = 0;
> +}
> +
> +static inline int
> +seqn_list_update(int val)

^^ Function unused.

> +{
> +	if (seqn_list_index >= NUM_PACKETS)
> +		return -1;
> +
> +	seqn_list[seqn_list_index++] = val;
> +	rte_smp_wmb();
> +	return 0;
> +}
> +
> +static inline int
> +seqn_list_check(int limit)

^^ Function unused.

> +{
> +	int i;
> +
> +	for (i = 0; i < limit; i++) {
> +		if (seqn_list[i] != i) {
> +			dpaa2_evdev_dbg("Seqn mismatch %d %d", seqn_list[i], i);
> +			return -1;
> +		}
> +	}
> +	return 0;
> +}
> +
> +struct test_core_param {
> +	rte_atomic32_t *total_events;
> +	uint64_t dequeue_tmo_ticks;
> +	uint8_t port;
> +	uint8_t sched_type;
> +};
> +
> +static int
> +testsuite_setup(void)
> +{
> +	const char *eventdev_name = "event_dpaa2";
> +
> +	evdev = rte_event_dev_get_dev_id(eventdev_name);
> +	if (evdev < 0) {
> +		dpaa2_evdev_dbg("%d: Eventdev %s not found - creating.",
> +				__LINE__, eventdev_name);
> +		if (rte_vdev_init(eventdev_name, NULL) < 0) {
> +			dpaa2_evdev_dbg("Error creating eventdev %s",
> +					eventdev_name);
> +			return -1;
> +		}
> +		evdev = rte_event_dev_get_dev_id(eventdev_name);
> +		if (evdev < 0) {
> +			dpaa2_evdev_dbg("Error finding newly created eventdev");
> +			return -1;
> +		}
> +	}
> +
> +	return 0;
> +}
> +
> +static void
> +testsuite_teardown(void)
> +{
> +	rte_event_dev_close(evdev);
> +}
> +
> +static inline void
> +devconf_set_default_sane_values(struct rte_event_dev_config *dev_conf,
> +			struct rte_event_dev_info *info)
> +{
> +	memset(dev_conf, 0, sizeof(struct rte_event_dev_config));
> +	dev_conf->dequeue_timeout_ns = info->min_dequeue_timeout_ns;
> +	dev_conf->nb_event_ports = info->max_event_ports;
> +	dev_conf->nb_event_queues = info->max_event_queues;
> +	dev_conf->nb_event_queue_flows = info->max_event_queue_flows;
> +	dev_conf->nb_event_port_dequeue_depth =
> +			info->max_event_port_dequeue_depth;
> +	dev_conf->nb_event_port_enqueue_depth =
> +			info->max_event_port_enqueue_depth;
> +	dev_conf->nb_event_port_enqueue_depth =
> +			info->max_event_port_enqueue_depth;
> +	dev_conf->nb_events_limit =
> +			info->max_num_events;
> +}
> +
> +enum {
> +	TEST_EVENTDEV_SETUP_DEFAULT,
> +	TEST_EVENTDEV_SETUP_PRIORITY,
> +	TEST_EVENTDEV_SETUP_DEQUEUE_TIMEOUT,
> +};
> +
> +static inline int
> +_eventdev_setup(int mode)
> +{
> +	int i, ret;
> +	struct rte_event_dev_config dev_conf;
> +	struct rte_event_dev_info info;
> +	const char *pool_name = "evdev_dpaa2_test_pool";
> +
> +	/* Create and destrory pool for each test case to make it standalone */
> +	eventdev_test_mempool = rte_pktmbuf_pool_create(pool_name,
> +					MAX_EVENTS,
> +					0 /*MBUF_CACHE_SIZE*/,
> +					0,
> +					512, /* Use very small mbufs */
> +					rte_socket_id());
> +	if (!eventdev_test_mempool) {
> +		dpaa2_evdev_dbg("ERROR creating mempool");
> +		return -1;
> +	}
> +
> +	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);
> +
> +	devconf_set_default_sane_values(&dev_conf, &info);
> +	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_dbg(
> +				"test expects the unique priority per queue");
> +			return -ENOTSUP;
> +		}
> +
> +		/* 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++) {
> +			struct rte_event_queue_conf queue_conf;
> +
> +			ret = rte_event_queue_default_conf_get(evdev, i,
> +						&queue_conf);
> +			RTE_TEST_ASSERT_SUCCESS(ret, "Failed to get def_conf%d",
> +					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);
> +		}
> +
> +	} else {
> +		/* Configure event queues with default priority */
> +		for (i = 0; i < (int)queue_count; i++) {
> +			ret = rte_event_queue_setup(evdev, i, NULL);
> +			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_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);
> +	RTE_TEST_ASSERT_SUCCESS(ret, "Failed to start device");
> +
> +	return 0;
> +}
> +
> +static inline int
> +eventdev_setup(void)
> +{
> +	return _eventdev_setup(TEST_EVENTDEV_SETUP_DEFAULT);
> +}
> +
> +static inline int
> +eventdev_setup_priority(void)
> +{
> +	return _eventdev_setup(TEST_EVENTDEV_SETUP_PRIORITY);
> +}
> +
> +static inline int
> +eventdev_setup_dequeue_timeout(void)
> +{
> +	return _eventdev_setup(TEST_EVENTDEV_SETUP_DEQUEUE_TIMEOUT);
> +}
> +
> +static inline void
> +eventdev_teardown(void)
> +{
> +	rte_event_dev_stop(evdev);
> +	rte_mempool_free(eventdev_test_mempool);
> +}
> +
> +static inline 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)
> +{
> +	struct event_attr *attr;
> +
> +	/* Store the event attributes in mbuf for future reference */
> +	attr = rte_pktmbuf_mtod(m, struct event_attr *);
> +	attr->flow_id = flow_id;
> +	attr->event_type = event_type;
> +	attr->sub_event_type = sub_event_type;
> +	attr->sched_type = sched_type;
> +	attr->queue = queue;
> +	attr->port = port;
> +	attr->seq = seq;
> +
> +	ev->flow_id = flow_id;
> +	ev->sub_event_type = sub_event_type;
> +	ev->event_type = event_type;
> +	/* Inject the new event */
> +	ev->op = RTE_EVENT_OP_NEW;
> +	ev->sched_type = sched_type;
> +	ev->queue_id = queue;
> +	ev->mbuf = m;
> +}
> +
> +static inline int
> +inject_events(uint32_t flow_id, uint8_t event_type, uint8_t sub_event_type,
> +		uint8_t sched_type, uint8_t queue, uint8_t port,
> +		unsigned int events)
> +{
> +	struct rte_mbuf *m;
> +	unsigned int i;
> +
> +	for (i = 0; i < events; i++) {
> +		struct rte_event ev = {.event = 0, .u64 = 0};
> +
> +		m = rte_pktmbuf_alloc(eventdev_test_mempool);
> +		RTE_TEST_ASSERT_NOT_NULL(m, "mempool alloc failed");
> +
> +		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);
> +	}
> +	return 0;
> +}
> +
> +static inline int
> +check_excess_events(uint8_t port)
> +{
> +	int i;
> +	uint16_t valid_event;
> +	struct rte_event ev;
> +
> +	/* Check for excess events, try for a few times and exit */
> +	for (i = 0; i < 32; i++) {
> +		valid_event = rte_event_dequeue_burst(evdev, port, &ev, 1, 0);
> +
> +		RTE_TEST_ASSERT_SUCCESS(valid_event,
> +				"Unexpected valid event=%d", ev.mbuf->seqn);
> +	}
> +	return 0;
> +}
> +
> +static inline int
> +generate_random_events(const unsigned int total_events)
> +{
> +	struct rte_event_dev_info info;
> +	unsigned int i;
> +	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");
> +
> +	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 */,
> +			RTE_EVENT_TYPE_CPU /* event_type */,
> +			rte_rand() % 256 /* sub_event_type */,
> +			rte_rand() % (RTE_SCHED_TYPE_PARALLEL + 1),
> +			rte_rand() % queue_count /* queue */,
> +			0 /* port */,
> +			1 /* events */);
> +		if (ret)
> +			return -1;
> +	}
> +	return ret;
> +}
> +
> +
> +static inline int
> +validate_event(struct rte_event *ev)
> +{
> +	struct event_attr *attr;
> +
> +	attr = rte_pktmbuf_mtod(ev->mbuf, struct event_attr *);
> +	RTE_TEST_ASSERT_EQUAL(attr->flow_id, ev->flow_id,
> +			"flow_id mismatch enq=%d deq =%d",
> +			attr->flow_id, ev->flow_id);
> +	RTE_TEST_ASSERT_EQUAL(attr->event_type, ev->event_type,
> +			"event_type mismatch enq=%d deq =%d",
> +			attr->event_type, ev->event_type);
> +	RTE_TEST_ASSERT_EQUAL(attr->sub_event_type, ev->sub_event_type,
> +			"sub_event_type mismatch enq=%d deq =%d",
> +			attr->sub_event_type, ev->sub_event_type);
> +	RTE_TEST_ASSERT_EQUAL(attr->sched_type, ev->sched_type,
> +			"sched_type mismatch enq=%d deq =%d",
> +			attr->sched_type, ev->sched_type);
> +	RTE_TEST_ASSERT_EQUAL(attr->queue, ev->queue_id,
> +			"queue mismatch enq=%d deq =%d",
> +			attr->queue, ev->queue_id);
> +	return 0;
> +}
> +
> +typedef int (*validate_event_cb)(uint32_t index, uint8_t port,
> +				 struct rte_event *ev);
> +
> +static inline int
> +consume_events(uint8_t port, const uint32_t total_events, validate_event_cb fn)
> +{
> +	int ret;
> +	uint16_t valid_event;
> +	uint32_t events = 0, forward_progress_cnt = 0, index = 0;
> +	struct rte_event ev;
> +
> +	while (1) {
> +		if (++forward_progress_cnt > UINT16_MAX) {
> +			dpaa2_evdev_dbg("Detected deadlock");
> +			return -1;
> +		}
> +
> +		valid_event = rte_event_dequeue_burst(evdev, port, &ev, 1, 0);
> +		if (!valid_event)
> +			continue;
> +
> +		forward_progress_cnt = 0;
> +		ret = validate_event(&ev);
> +		if (ret)
> +			return -1;
> +
> +		if (fn != NULL) {
> +			ret = fn(index, port, &ev);
> +			RTE_TEST_ASSERT_SUCCESS(ret,
> +				"Failed to validate test specific event");
> +		}
> +
> +		++index;
> +
> +		rte_pktmbuf_free(ev.mbuf);
> +		if (++events >= total_events)
> +			break;
> +	}
> +
> +	return check_excess_events(port);
> +}
> +
> +static int
> +validate_simple_enqdeq(uint32_t index, uint8_t port, struct rte_event *ev)
> +{
> +	struct event_attr *attr;
> +
> +	attr = rte_pktmbuf_mtod(ev->mbuf, struct event_attr *);
> +
> +	RTE_SET_USED(port);
> +	RTE_TEST_ASSERT_EQUAL(index, attr->seq,
> +		"index=%d != seqn=%d", index, attr->seq);
> +	return 0;
> +}
> +
> +static inline int
> +test_simple_enqdeq(uint8_t sched_type)
> +{
> +	int ret;
> +
> +	ret = inject_events(0 /*flow_id */,
> +				RTE_EVENT_TYPE_CPU /* event_type */,
> +				0 /* sub_event_type */,
> +				sched_type,
> +				0 /* queue */,
> +				0 /* port */,
> +				MAX_EVENTS);
> +	if (ret)
> +		return -1;
> +
> +	return consume_events(0 /* port */, MAX_EVENTS,	validate_simple_enqdeq);
> +}
> +
> +static int
> +test_simple_enqdeq_atomic(void)
> +{
> +	return test_simple_enqdeq(RTE_SCHED_TYPE_ATOMIC);
> +}
> +
> +static int
> +test_simple_enqdeq_parallel(void)
> +{
> +	return test_simple_enqdeq(RTE_SCHED_TYPE_PARALLEL);
> +}
> +
> +/*
> + * Generate a prescribed number of events and spread them across available
> + * queues. On dequeue, using single event port(port 0) verify the enqueued
> + * event attributes
> + */
> +static int
> +test_multi_queue_enq_single_port_deq(void)
> +{
> +	int ret;
> +
> +	ret = generate_random_events(MAX_EVENTS);
> +	if (ret)
> +		return -1;
> +
> +	return consume_events(0 /* port */, MAX_EVENTS, NULL);
> +}
> +
> +static int
> +worker_multi_port_fn(void *arg)
> +{
> +	struct test_core_param *param = arg;
> +	struct rte_event ev;
> +	uint16_t valid_event;
> +	uint8_t port = param->port;
> +	rte_atomic32_t *total_events = param->total_events;
> +	int ret;
> +
> +	while (rte_atomic32_read(total_events) > 0) {
> +		valid_event = rte_event_dequeue_burst(evdev, port, &ev, 1, 0);
> +		if (!valid_event)
> +			continue;
> +
> +		ret = validate_event(&ev);
> +		RTE_TEST_ASSERT_SUCCESS(ret, "Failed to validate event");
> +		rte_pktmbuf_free(ev.mbuf);
> +		rte_atomic32_sub(total_events, 1);
> +	}
> +	return 0;
> +}
> +
> +static inline int
> +wait_workers_to_join(int lcore, const rte_atomic32_t *count)
> +{
> +	uint64_t cycles, print_cycles;
> +
> +	RTE_SET_USED(count);
> +
> +	print_cycles = cycles = rte_get_timer_cycles();
> +	while (rte_eal_get_lcore_state(lcore) != FINISHED) {
> +		uint64_t new_cycles = rte_get_timer_cycles();
> +
> +		if (new_cycles - print_cycles > rte_get_timer_hz()) {
> +			dpaa2_evdev_dbg("\r%s: events %d", __func__,
> +				rte_atomic32_read(count));
> +			print_cycles = new_cycles;
> +		}
> +		if (new_cycles - cycles > rte_get_timer_hz() * 10) {
> +			dpaa2_evdev_dbg(
> +				"%s: No schedules for seconds, deadlock (%d)",
> +				__func__,
> +				rte_atomic32_read(count));
> +			rte_event_dev_dump(evdev, stdout);
> +			cycles = new_cycles;
> +			return -1;
> +		}
> +	}
> +	rte_eal_mp_wait_lcore();
> +	return 0;
> +}
> +
> +
> +static inline int
> +launch_workers_and_wait(int (*master_worker)(void *),
> +			int (*slave_workers)(void *), uint32_t total_events,
> +			uint8_t nb_workers, uint8_t sched_type)
> +{
> +	uint8_t port = 0;
> +	int w_lcore;
> +	int ret;
> +	struct test_core_param *param;
> +	rte_atomic32_t atomic_total_events;
> +	uint64_t dequeue_tmo_ticks;
> +
> +	if (!nb_workers)
> +		return 0;
> +
> +	rte_atomic32_set(&atomic_total_events, total_events);
> +	seqn_list_init();
> +
> +	param = malloc(sizeof(struct test_core_param) * nb_workers);
> +	if (!param)
> +		return -1;
> +
> +	ret = rte_event_dequeue_timeout_ticks(evdev,
> +		rte_rand() % 10000000/* 10ms */, &dequeue_tmo_ticks);
> +	if (ret) {
> +		free(param);
> +		return -1;
> +	}
> +
> +	param[0].total_events = &atomic_total_events;
> +	param[0].sched_type = sched_type;
> +	param[0].port = 0;
> +	param[0].dequeue_tmo_ticks = dequeue_tmo_ticks;
> +	rte_smp_wmb();
> +
> +	w_lcore = rte_get_next_lcore(
> +			/* start core */ -1,
> +			/* skip master */ 1,
> +			/* wrap */ 0);
> +	rte_eal_remote_launch(master_worker, &param[0], w_lcore);
> +
> +	for (port = 1; port < nb_workers; port++) {
> +		param[port].total_events = &atomic_total_events;
> +		param[port].sched_type = sched_type;
> +		param[port].port = port;
> +		param[port].dequeue_tmo_ticks = dequeue_tmo_ticks;
> +		rte_smp_wmb();
> +		w_lcore = rte_get_next_lcore(w_lcore, 1, 0);
> +		rte_eal_remote_launch(slave_workers, &param[port], w_lcore);
> +	}
> +
> +	ret = wait_workers_to_join(w_lcore, &atomic_total_events);
> +	free(param);
> +	return ret;
> +}
> +
> +/*
> + * Generate a prescribed number of events and spread them across available
> + * queues. Dequeue the events through multiple ports and verify the enqueued
> + * event attributes
> + */
> +static int
> +test_multi_queue_enq_multi_port_deq(void)
> +{
> +	const unsigned int total_events = MAX_EVENTS;
> +	uint32_t nr_ports;
> +	int ret;
> +
> +	ret = generate_random_events(total_events);
> +	if (ret)
> +		return -1;
> +
> +	RTE_TEST_ASSERT_SUCCESS(rte_event_dev_attr_get(evdev,
> +				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_dbg("%s: Not enough ports=%d or workers=%d",
> +			__func__, nr_ports, rte_lcore_count() - 1);
> +		return 0;
> +	}
> +
> +	return launch_workers_and_wait(worker_multi_port_fn,
> +					worker_multi_port_fn, total_events,
> +					nr_ports, 0xff /* invalid */);
> +}
> +
> +static
> +void flush(uint8_t dev_id, struct rte_event event, void *arg)
> +{
> +	unsigned int *count = arg;
> +
> +	RTE_SET_USED(dev_id);
> +	if (event.event_type == RTE_EVENT_TYPE_CPU)
> +		*count = *count + 1;
> +
> +}
> +
> +static int
> +test_dev_stop_flush(void)
> +{
> +	unsigned int total_events = MAX_EVENTS, count = 0;
> +	int ret;
> +
> +	ret = generate_random_events(total_events);
> +	if (ret)
> +		return -1;
> +
> +	ret = rte_event_dev_stop_flush_callback_register(evdev, flush, &count);
> +	if (ret)
> +		return -2;
> +	rte_event_dev_stop(evdev);
> +	ret = rte_event_dev_stop_flush_callback_register(evdev, NULL, NULL);
> +	if (ret)
> +		return -3;
> +	RTE_TEST_ASSERT_EQUAL(total_events, count,
> +				"count mismatch total_events=%d count=%d",
> +				total_events, count);
> +	return 0;
> +}
> +
> +static int
> +validate_queue_to_port_single_link(uint32_t index, uint8_t port,
> +			struct rte_event *ev)
> +{
> +	RTE_SET_USED(index);
> +	RTE_TEST_ASSERT_EQUAL(port, ev->queue_id,
> +				"queue mismatch enq=%d deq =%d",
> +				port, ev->queue_id);
> +	return 0;
> +}
> +
> +/*
> + * Link queue x to port x and check correctness of link by checking
> + * queue_id == x on dequeue on the specific port x
> + */
> +static int
> +test_queue_to_port_single_link(void)
> +{
> +	int i, nr_links, ret;
> +
> +	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");
> +
> +	/* 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_TEST_ASSERT_SUCCESS(rte_event_dev_attr_get(evdev,
> +			    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;
> +
> +	/* 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;
> +
> +		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 */,
> +			RTE_EVENT_TYPE_CPU /* event_type */,
> +			rte_rand() % 256 /* sub_event_type */,
> +			rte_rand() % (RTE_SCHED_TYPE_PARALLEL + 1),
> +			queue /* queue */,
> +			i /* port */,
> +			total_events /* events */);
> +		if (ret)
> +			return -1;
> +	}
> +
> +	/* Verify the events generated from correct queue */
> +	for (i = 0; i < nr_links; i++) {
> +		ret = consume_events(i /* port */, total_events,
> +				validate_queue_to_port_single_link);
> +		if (ret)
> +			return -1;
> +	}
> +
> +	return 0;
> +}
> +
> +static int
> +validate_queue_to_port_multi_link(uint32_t index, uint8_t port,
> +			struct rte_event *ev)
> +{
> +	RTE_SET_USED(index);
> +	RTE_TEST_ASSERT_EQUAL(port, (ev->queue_id & 0x1),
> +				"queue mismatch enq=%d deq =%d",
> +				port, ev->queue_id);
> +	return 0;
> +}
> +
> +/*
> + * Link all even number of queues to port 0 and all odd number of queues to
> + * port 1 and verify the link connection on dequeue
> + */
> +static int
> +test_queue_to_port_multi_link(void)
> +{
> +	int ret, port0_events = 0, port1_events = 0;
> +	uint8_t queue, port;
> +	uint32_t nr_queues = 0;
> +	uint32_t nr_ports = 0;
> +
> +	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_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");
> +
> +	if (nr_ports < 2) {
> +		dpaa2_evdev_dbg("%s: Not enough ports to test ports=%d",
> +				__func__, nr_ports);
> +		return 0;
> +	}
> +
> +	/* 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);
> +	}
> +
> +	const unsigned int 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 */,
> +			RTE_EVENT_TYPE_CPU /* event_type */,
> +			rte_rand() % 256 /* sub_event_type */,
> +			rte_rand() % (RTE_SCHED_TYPE_PARALLEL + 1),
> +			queue /* queue */,
> +			port /* port */,
> +			total_events /* events */);
> +		if (ret)
> +			return -1;
> +
> +		if (port == 0)
> +			port0_events += total_events;
> +		else
> +			port1_events += total_events;
> +	}
> +
> +	ret = consume_events(0 /* port */, port0_events,
> +				validate_queue_to_port_multi_link);
> +	if (ret)
> +		return -1;
> +	ret = consume_events(1 /* port */, port1_events,
> +				validate_queue_to_port_multi_link);
> +	if (ret)
> +		return -1;
> +
> +	return 0;
> +}
> +
> +static void dpaa2_test_run(int (*setup)(void), void (*tdown)(void),
> +		int (*test)(void), const char *name)
> +{
> +	if (setup() < 0) {
> +		RTE_LOG(INFO, PMD, "Error setting up test %s", name);
> +		unsupported++;
> +	} else {
> +		if (test() < 0) {
> +			failed++;
> +			RTE_LOG(INFO, PMD, "%s Failed\n", name);
> +		} else {
> +			passed++;
> +			RTE_LOG(INFO, PMD, "%s Passed", name);
> +		}
> +	}
> +
> +	total++;
> +	tdown();
> +}
> +
> +int
> +test_eventdev_dpaa2(void)
> +{
> +	testsuite_setup();
> +
> +	DPAA2_TEST_RUN(eventdev_setup, eventdev_teardown,
> +			test_simple_enqdeq_atomic);
> +	DPAA2_TEST_RUN(eventdev_setup, eventdev_teardown,
> +			test_simple_enqdeq_parallel);
> +	DPAA2_TEST_RUN(eventdev_setup, eventdev_teardown,
> +			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,
> +			test_multi_queue_enq_multi_port_deq);
> +	DPAA2_TEST_RUN(eventdev_setup, eventdev_teardown,
> +			test_queue_to_port_single_link);
> +	DPAA2_TEST_RUN(eventdev_setup, eventdev_teardown,
> +			test_queue_to_port_multi_link);
> +
> +	DPAA2_EVENTDEV_INFO("Total tests   : %d", total);
> +	DPAA2_EVENTDEV_INFO("Passed        : %d", passed);
> +	DPAA2_EVENTDEV_INFO("Failed        : %d", failed);
> +	DPAA2_EVENTDEV_INFO("Not supported : %d", unsupported);
> +
> +	testsuite_teardown();
> +
> +	if (failed)
> +		return -1;
> +
> +	return 0;
> +}
> diff --git a/drivers/event/dpaa2/meson.build b/drivers/event/dpaa2/meson.build
> index f7da7fad5..72f97d4c1 100644
> --- a/drivers/event/dpaa2/meson.build
> +++ b/drivers/event/dpaa2/meson.build
> @@ -9,7 +9,8 @@ if not is_linux
>  endif
>  deps += ['bus_vdev', 'pmd_dpaa2', 'pmd_dpaa2_sec']
>  sources = files('dpaa2_hw_dpcon.c',
> -		'dpaa2_eventdev.c')
> +		'dpaa2_eventdev.c',
> +		'dpaa2_eventdev_selftest.c')
>  
>  allow_experimental_apis = true
>  includes += include_directories('../../crypto/dpaa2_sec/')