From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga06.intel.com (mga06.intel.com [134.134.136.31]) by dpdk.org (Postfix) with ESMTP id C5CA51B826 for ; Tue, 3 Apr 2018 23:44:38 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by orsmga104.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 03 Apr 2018 14:44:36 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.48,403,1517904000"; d="scan'208";a="217278114" Received: from txasoft-yocto.an.intel.com (HELO txasoft-yocto.an.intel.com.) ([10.123.72.192]) by fmsmga006.fm.intel.com with ESMTP; 03 Apr 2018 14:44:36 -0700 From: Erik Gabriel Carrillo To: pbhagavatula@caviumnetworks.com, jerin.jacob@caviumnetworks.com Cc: dev@dpdk.org, hemant.agrawal@nxp.com Date: Tue, 3 Apr 2018 16:44:21 -0500 Message-Id: <1522791863-28882-8-git-send-email-erik.g.carrillo@intel.com> X-Mailer: git-send-email 1.7.10 In-Reply-To: <1522791863-28882-1-git-send-email-erik.g.carrillo@intel.com> References: <1522697994-22515-1-git-send-email-erik.g.carrillo@intel.com> <1522791863-28882-1-git-send-email-erik.g.carrillo@intel.com> Subject: [dpdk-dev] [PATCH v10 7/9] test: add event timer adapter auto-test X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 03 Apr 2018 21:44:39 -0000 Signed-off-by: Erik Gabriel Carrillo Acked-by: Pavan Nikhilesh --- test/test/Makefile | 1 + test/test/test_event_timer_adapter.c | 1831 ++++++++++++++++++++++++++++++++++ 2 files changed, 1832 insertions(+) create mode 100644 test/test/test_event_timer_adapter.c diff --git a/test/test/Makefile b/test/test/Makefile index a88cc38..c9c007c9 100644 --- a/test/test/Makefile +++ b/test/test/Makefile @@ -185,6 +185,7 @@ ifeq ($(CONFIG_RTE_LIBRTE_EVENTDEV),y) SRCS-y += test_eventdev.c SRCS-y += test_event_ring.c SRCS-y += test_event_eth_rx_adapter.c +SRCS-y += test_event_timer_adapter.c endif ifeq ($(CONFIG_RTE_LIBRTE_RAWDEV),y) diff --git a/test/test/test_event_timer_adapter.c b/test/test/test_event_timer_adapter.c new file mode 100644 index 0000000..9afe031 --- /dev/null +++ b/test/test/test_event_timer_adapter.c @@ -0,0 +1,1831 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2017 Cavium, Inc + * Copyright(c) 2017-2018 Intel Corporation. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "test.h" + +/* 4K timers corresponds to sw evdev max inflight events */ +#define MAX_TIMERS (4 * 1024) +#define BKT_TCK_NSEC + +#define NSECPERSEC 1E9 +#define BATCH_SIZE 16 +/* Both the app lcore and adapter ports are linked to this queue */ +#define TEST_QUEUE_ID 0 +/* Port the application dequeues from */ +#define TEST_PORT_ID 0 +#define TEST_ADAPTER_ID 0 + +/* Handle log statements in same manner as test macros */ +#define LOG_DBG(...) RTE_LOG(DEBUG, EAL, __VA_ARGS__) + +static int evdev; +static struct rte_event_timer_adapter *timdev; +static struct rte_mempool *eventdev_test_mempool; +static struct rte_ring *timer_producer_ring; +static uint64_t global_bkt_tck_ns; +static volatile uint8_t arm_done; + +static bool using_services; +static uint32_t test_lcore1; +static uint32_t test_lcore2; +static uint32_t test_lcore3; +static uint32_t sw_evdev_slcore; +static uint32_t sw_adptr_slcore; + +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 = 1; + dev_conf->nb_event_queues = 1; + 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; +} + +static inline int +eventdev_setup(void) +{ + int ret; + struct rte_event_dev_config dev_conf; + struct rte_event_dev_info info; + uint32_t service_id; + + ret = rte_event_dev_info_get(evdev, &info); + TEST_ASSERT_SUCCESS(ret, "Failed to get event dev info"); + TEST_ASSERT(info.max_num_events >= (int32_t)MAX_TIMERS, + "ERROR max_num_events=%d < max_events=%d", + info.max_num_events, MAX_TIMERS); + + devconf_set_default_sane_values(&dev_conf, &info); + ret = rte_event_dev_configure(evdev, &dev_conf); + TEST_ASSERT_SUCCESS(ret, "Failed to configure eventdev"); + + ret = rte_event_queue_setup(evdev, 0, NULL); + TEST_ASSERT_SUCCESS(ret, "Failed to setup queue=%d", 0); + + /* Configure event port */ + ret = rte_event_port_setup(evdev, 0, NULL); + TEST_ASSERT_SUCCESS(ret, "Failed to setup port=%d", 0); + ret = rte_event_port_link(evdev, 0, NULL, NULL, 0); + TEST_ASSERT(ret >= 0, "Failed to link all queues port=%d", 0); + + /* If this is a software event device, map and start its service */ + if (rte_event_dev_service_id_get(evdev, &service_id) == 0) { + TEST_ASSERT_SUCCESS(rte_service_lcore_add(sw_evdev_slcore), + "Failed to add service core"); + TEST_ASSERT_SUCCESS(rte_service_lcore_start( + sw_evdev_slcore), + "Failed to start service core"); + TEST_ASSERT_SUCCESS(rte_service_map_lcore_set( + service_id, sw_evdev_slcore, 1), + "Failed to map evdev service"); + TEST_ASSERT_SUCCESS(rte_service_runstate_set( + service_id, 1), + "Failed to start evdev service"); + } + + ret = rte_event_dev_start(evdev); + TEST_ASSERT_SUCCESS(ret, "Failed to start device"); + + return TEST_SUCCESS; +} + +static int +testsuite_setup(void) +{ + /* Some of the multithreaded tests require 3 other lcores to run */ + unsigned int required_lcore_count = 4; + uint32_t service_id; + + /* To make it easier to map services later if needed, just reset + * service core state. + */ + (void) rte_service_lcore_reset_all(); + + if (!rte_event_dev_count()) { + /* If there is no hardware eventdev, or no software vdev was + * specified on the command line, create an instance of + * event_sw. + */ + LOG_DBG("Failed to find a valid event device... testing with" + " event_sw device\n"); + TEST_ASSERT_SUCCESS(rte_vdev_init("event_sw0", NULL), + "Error creating eventdev"); + evdev = rte_event_dev_get_dev_id("event_sw0"); + } + + if (rte_event_dev_service_id_get(evdev, &service_id) == 0) { + /* A software event device will use a software event timer + * adapter as well. 2 more cores required to convert to + * service cores. + */ + required_lcore_count += 2; + using_services = true; + } + + if (rte_lcore_count() < required_lcore_count) { + printf("%d lcores needed to run tests", required_lcore_count); + return TEST_FAILED; + } + + /* Assign lcores for various tasks */ + test_lcore1 = rte_get_next_lcore(-1, 1, 0); + test_lcore2 = rte_get_next_lcore(test_lcore1, 1, 0); + test_lcore3 = rte_get_next_lcore(test_lcore2, 1, 0); + if (using_services) { + sw_evdev_slcore = rte_get_next_lcore(test_lcore3, 1, 0); + sw_adptr_slcore = rte_get_next_lcore(sw_evdev_slcore, 1, 0); + } + + return eventdev_setup(); +} + +static void +testsuite_teardown(void) +{ + rte_event_dev_stop(evdev); + rte_event_dev_close(evdev); +} + +static int +setup_adapter_service(struct rte_event_timer_adapter *adptr) +{ + uint32_t adapter_service_id; + int ret; + + /* retrieve service ids */ + TEST_ASSERT_SUCCESS(rte_event_timer_adapter_service_id_get(adptr, + &adapter_service_id), "Failed to get event timer " + "adapter service id"); + /* add a service core and start it */ + ret = rte_service_lcore_add(sw_adptr_slcore); + TEST_ASSERT(ret == 0 || ret == -EALREADY, + "Failed to add service core"); + ret = rte_service_lcore_start(sw_adptr_slcore); + TEST_ASSERT(ret == 0 || ret == -EALREADY, + "Failed to start service core"); + + /* map services to it */ + TEST_ASSERT_SUCCESS(rte_service_map_lcore_set(adapter_service_id, + sw_adptr_slcore, 1), + "Failed to map adapter service"); + + /* set services to running */ + TEST_ASSERT_SUCCESS(rte_service_runstate_set(adapter_service_id, 1), + "Failed to start event timer adapter service"); + + return TEST_SUCCESS; +} + +static int +test_port_conf_cb(uint16_t id, uint8_t event_dev_id, uint8_t *event_port_id, + void *conf_arg) +{ + struct rte_event_dev_config dev_conf; + struct rte_event_dev_info info; + struct rte_event_port_conf *port_conf, def_port_conf = {0}; + uint32_t started; + static int port_allocated; + static uint8_t port_id; + int ret; + + if (port_allocated) { + *event_port_id = port_id; + return 0; + } + + RTE_SET_USED(id); + + ret = rte_event_dev_attr_get(event_dev_id, RTE_EVENT_DEV_ATTR_STARTED, + &started); + if (ret < 0) + return ret; + + if (started) + rte_event_dev_stop(event_dev_id); + + ret = rte_event_dev_info_get(evdev, &info); + if (ret < 0) + return ret; + + devconf_set_default_sane_values(&dev_conf, &info); + + port_id = dev_conf.nb_event_ports; + dev_conf.nb_event_ports++; + + ret = rte_event_dev_configure(event_dev_id, &dev_conf); + if (ret < 0) { + if (started) + rte_event_dev_start(event_dev_id); + return ret; + } + + if (conf_arg != NULL) + port_conf = conf_arg; + else { + port_conf = &def_port_conf; + ret = rte_event_port_default_conf_get(event_dev_id, port_id, + port_conf); + if (ret < 0) + return ret; + } + + ret = rte_event_port_setup(event_dev_id, port_id, port_conf); + if (ret < 0) + return ret; + + *event_port_id = port_id; + + if (started) + rte_event_dev_start(event_dev_id); + + /* Reuse this port number next time this is called */ + port_allocated = 1; + + return 0; +} + +static int +_timdev_setup(uint64_t max_tmo_ns, uint64_t bkt_tck_ns) +{ + struct rte_event_timer_adapter_conf config = { + .event_dev_id = evdev, + .timer_adapter_id = TEST_ADAPTER_ID, + .timer_tick_ns = bkt_tck_ns, + .max_tmo_ns = max_tmo_ns, + .nb_timers = MAX_TIMERS * 10, + }; + uint32_t caps = 0; + const char *pool_name = "timdev_test_pool"; + + global_bkt_tck_ns = bkt_tck_ns; + + TEST_ASSERT_SUCCESS(rte_event_timer_adapter_caps_get(evdev, &caps), + "failed to get adapter capabilities"); + if (!(caps & RTE_EVENT_TIMER_ADAPTER_CAP_INTERNAL_PORT)) { + timdev = rte_event_timer_adapter_create_ext(&config, + test_port_conf_cb, + NULL); + setup_adapter_service(timdev); + using_services = true; + } else + timdev = rte_event_timer_adapter_create(&config); + + TEST_ASSERT_NOT_NULL(timdev, + "failed to create event timer ring"); + + TEST_ASSERT_EQUAL(rte_event_timer_adapter_start(timdev), 0, + "failed to Start event timer adapter"); + + /* Create event timer mempool */ + eventdev_test_mempool = rte_mempool_create(pool_name, + MAX_TIMERS * 2, + sizeof(struct rte_event_timer), /* element size*/ + 0, /* cache size*/ + 0, NULL, NULL, NULL, NULL, + rte_socket_id(), 0); + if (!eventdev_test_mempool) { + printf("ERROR creating mempool\n"); + return TEST_FAILED; + } + + return TEST_SUCCESS; +} + +static int +timdev_setup_usec(void) +{ + return using_services ? + /* Max timeout is 10,000us and bucket interval is 100us */ + _timdev_setup(1E7, 1E5) : + /* Max timeout is 100us and bucket interval is 1us */ + _timdev_setup(1E5, 1E3); +} + +static int +timdev_setup_usec_multicore(void) +{ + return using_services ? + /* Max timeout is 10,000us and bucket interval is 100us */ + _timdev_setup(1E7, 1E5) : + /* Max timeout is 100us and bucket interval is 1us */ + _timdev_setup(1E5, 1E3); +} + +static int +timdev_setup_msec(void) +{ + /* Max timeout is 2 mins, and bucket interval is 100 ms */ + return _timdev_setup(180 * NSECPERSEC, NSECPERSEC / 10); +} + +static int +timdev_setup_sec(void) +{ + /* Max timeout is 100sec and bucket interval is 1sec */ + return _timdev_setup(1E11, 1E9); +} + +static int +timdev_setup_sec_multicore(void) +{ + /* Max timeout is 100sec and bucket interval is 1sec */ + return _timdev_setup(1E11, 1E9); +} + +static void +timdev_teardown(void) +{ + rte_event_timer_adapter_stop(timdev); + rte_event_timer_adapter_free(timdev); + + rte_mempool_free(eventdev_test_mempool); +} + +static inline int +test_timer_state(void) +{ + struct rte_event_timer *ev_tim; + struct rte_event ev; + const struct rte_event_timer tim = { + .ev.op = RTE_EVENT_OP_NEW, + .ev.queue_id = 0, + .ev.sched_type = RTE_SCHED_TYPE_ATOMIC, + .ev.priority = RTE_EVENT_DEV_PRIORITY_NORMAL, + .ev.event_type = RTE_EVENT_TYPE_TIMER, + .state = RTE_EVENT_TIMER_NOT_ARMED, + }; + + rte_mempool_get(eventdev_test_mempool, (void **)&ev_tim); + *ev_tim = tim; + ev_tim->ev.event_ptr = ev_tim; + ev_tim->timeout_ticks = 120; + + TEST_ASSERT_EQUAL(rte_event_timer_arm_burst(timdev, &ev_tim, 1), 0, + "Armed timer exceeding max_timeout."); + TEST_ASSERT_EQUAL(ev_tim->state, RTE_EVENT_TIMER_ERROR_TOOLATE, + "Improper timer state set expected %d returned %d", + RTE_EVENT_TIMER_ERROR_TOOLATE, ev_tim->state); + + ev_tim->state = RTE_EVENT_TIMER_NOT_ARMED; + ev_tim->timeout_ticks = 10; + + TEST_ASSERT_EQUAL(rte_event_timer_arm_burst(timdev, &ev_tim, 1), 1, + "Failed to arm timer with proper timeout."); + TEST_ASSERT_EQUAL(ev_tim->state, RTE_EVENT_TIMER_ARMED, + "Improper timer state set expected %d returned %d", + RTE_EVENT_TIMER_ARMED, ev_tim->state); + + if (!using_services) + rte_delay_us(20); + else + rte_delay_us(1000 + 200); + TEST_ASSERT_EQUAL(rte_event_dequeue_burst(evdev, 0, &ev, 1, 0), 1, + "Armed timer failed to trigger."); + + ev_tim->state = RTE_EVENT_TIMER_NOT_ARMED; + ev_tim->timeout_ticks = 90; + TEST_ASSERT_EQUAL(rte_event_timer_arm_burst(timdev, &ev_tim, 1), 1, + "Failed to arm timer with proper timeout."); + TEST_ASSERT_EQUAL(rte_event_timer_cancel_burst(timdev, &ev_tim, 1), + 1, "Failed to cancel armed timer"); + TEST_ASSERT_EQUAL(ev_tim->state, RTE_EVENT_TIMER_CANCELED, + "Improper timer state set expected %d returned %d", + RTE_EVENT_TIMER_CANCELED, ev_tim->state); + + rte_mempool_put(eventdev_test_mempool, (void *)ev_tim); + + return TEST_SUCCESS; +} + +static inline int +_arm_timers(uint64_t timeout_tcks, uint64_t timers) +{ + uint64_t i; + struct rte_event_timer *ev_tim; + const struct rte_event_timer tim = { + .ev.op = RTE_EVENT_OP_NEW, + .ev.queue_id = 0, + .ev.sched_type = RTE_SCHED_TYPE_ATOMIC, + .ev.priority = RTE_EVENT_DEV_PRIORITY_NORMAL, + .ev.event_type = RTE_EVENT_TYPE_TIMER, + .state = RTE_EVENT_TIMER_NOT_ARMED, + .timeout_ticks = timeout_tcks, + }; + + for (i = 0; i < timers; i++) { + + TEST_ASSERT_SUCCESS(rte_mempool_get(eventdev_test_mempool, + (void **)&ev_tim), + "mempool alloc failed"); + *ev_tim = tim; + ev_tim->ev.event_ptr = ev_tim; + + TEST_ASSERT_EQUAL(rte_event_timer_arm_burst(timdev, &ev_tim, + 1), 1, "Failed to arm timer %d", + rte_errno); + } + + return TEST_SUCCESS; +} + +static inline int +_wait_timer_triggers(uint64_t wait_sec, uint64_t arm_count, + uint64_t cancel_count) +{ + uint8_t valid_event; + uint64_t events = 0; + uint64_t wait_start, max_wait; + struct rte_event ev; + + max_wait = rte_get_timer_hz() * wait_sec; + wait_start = rte_get_timer_cycles(); + while (1) { + if (rte_get_timer_cycles() - wait_start > max_wait) { + if (events + cancel_count != arm_count) + TEST_ASSERT_SUCCESS(max_wait, + "Max time limit for timers exceeded."); + break; + } + + valid_event = rte_event_dequeue_burst(evdev, 0, &ev, 1, 0); + if (!valid_event) + continue; + + rte_mempool_put(eventdev_test_mempool, ev.event_ptr); + events++; + } + + return TEST_SUCCESS; +} + +static inline int +test_timer_arm(void) +{ + TEST_ASSERT_SUCCESS(_arm_timers(20, MAX_TIMERS), + "Failed to arm timers"); + TEST_ASSERT_SUCCESS(_wait_timer_triggers(10, MAX_TIMERS, 0), + "Timer triggered count doesn't match arm count"); + return TEST_SUCCESS; +} + +static int +_arm_wrapper(void *arg) +{ + RTE_SET_USED(arg); + + TEST_ASSERT_SUCCESS(_arm_timers(20, MAX_TIMERS), + "Failed to arm timers"); + + return TEST_SUCCESS; +} + +static inline int +test_timer_arm_multicore(void) +{ + + uint32_t lcore_1 = rte_get_next_lcore(-1, 1, 0); + uint32_t lcore_2 = rte_get_next_lcore(lcore_1, 1, 0); + + rte_eal_remote_launch(_arm_wrapper, NULL, lcore_1); + rte_eal_remote_launch(_arm_wrapper, NULL, lcore_2); + + rte_eal_mp_wait_lcore(); + TEST_ASSERT_SUCCESS(_wait_timer_triggers(10, MAX_TIMERS * 2, 0), + "Timer triggered count doesn't match arm count"); + + return TEST_SUCCESS; +} + +#define MAX_BURST 16 +static inline int +_arm_timers_burst(uint64_t timeout_tcks, uint64_t timers) +{ + uint64_t i; + int j; + struct rte_event_timer *ev_tim[MAX_BURST]; + const struct rte_event_timer tim = { + .ev.op = RTE_EVENT_OP_NEW, + .ev.queue_id = 0, + .ev.sched_type = RTE_SCHED_TYPE_ATOMIC, + .ev.priority = RTE_EVENT_DEV_PRIORITY_NORMAL, + .ev.event_type = RTE_EVENT_TYPE_TIMER, + .state = RTE_EVENT_TIMER_NOT_ARMED, + .timeout_ticks = timeout_tcks, + }; + + for (i = 0; i < timers / MAX_BURST; i++) { + TEST_ASSERT_SUCCESS(rte_mempool_get_bulk( + eventdev_test_mempool, + (void **)ev_tim, MAX_BURST), + "mempool alloc failed"); + + for (j = 0; j < MAX_BURST; j++) { + *ev_tim[j] = tim; + ev_tim[j]->ev.event_ptr = ev_tim[j]; + } + + TEST_ASSERT_EQUAL(rte_event_timer_arm_tmo_tick_burst(timdev, + ev_tim, tim.timeout_ticks, MAX_BURST), + MAX_BURST, "Failed to arm timer %d", rte_errno); + } + + return TEST_SUCCESS; +} + +static inline int +test_timer_arm_burst(void) +{ + TEST_ASSERT_SUCCESS(_arm_timers_burst(20, MAX_TIMERS), + "Failed to arm timers"); + TEST_ASSERT_SUCCESS(_wait_timer_triggers(10, MAX_TIMERS, 0), + "Timer triggered count doesn't match arm count"); + + return TEST_SUCCESS; +} + +static int +_arm_wrapper_burst(void *arg) +{ + RTE_SET_USED(arg); + + TEST_ASSERT_SUCCESS(_arm_timers_burst(20, MAX_TIMERS), + "Failed to arm timers"); + + return TEST_SUCCESS; +} + +static inline int +test_timer_arm_burst_multicore(void) +{ + rte_eal_remote_launch(_arm_wrapper_burst, NULL, test_lcore1); + rte_eal_remote_launch(_arm_wrapper_burst, NULL, test_lcore2); + + rte_eal_mp_wait_lcore(); + TEST_ASSERT_SUCCESS(_wait_timer_triggers(10, MAX_TIMERS * 2, 0), + "Timer triggered count doesn't match arm count"); + + return TEST_SUCCESS; +} + +static inline int +test_timer_cancel(void) +{ + uint64_t i; + struct rte_event_timer *ev_tim; + const struct rte_event_timer tim = { + .ev.op = RTE_EVENT_OP_NEW, + .ev.queue_id = 0, + .ev.sched_type = RTE_SCHED_TYPE_ATOMIC, + .ev.priority = RTE_EVENT_DEV_PRIORITY_NORMAL, + .ev.event_type = RTE_EVENT_TYPE_TIMER, + .state = RTE_EVENT_TIMER_NOT_ARMED, + .timeout_ticks = 20, + }; + + for (i = 0; i < MAX_TIMERS; i++) { + TEST_ASSERT_SUCCESS(rte_mempool_get(eventdev_test_mempool, + (void **)&ev_tim), + "mempool alloc failed"); + *ev_tim = tim; + ev_tim->ev.event_ptr = ev_tim; + + TEST_ASSERT_EQUAL(rte_event_timer_arm_burst(timdev, &ev_tim, + 1), 1, "Failed to arm timer %d", + rte_errno); + + rte_delay_us(100 + (i % 5000)); + + TEST_ASSERT_EQUAL(rte_event_timer_cancel_burst(timdev, + &ev_tim, 1), 1, + "Failed to cancel event timer %d", rte_errno); + rte_mempool_put(eventdev_test_mempool, ev_tim); + } + + + TEST_ASSERT_SUCCESS(_wait_timer_triggers(30, MAX_TIMERS, + MAX_TIMERS), + "Timer triggered count doesn't match arm, cancel count"); + + return TEST_SUCCESS; +} + +static int +_cancel_producer(uint64_t timeout_tcks, uint64_t timers) +{ + uint64_t i; + struct rte_event_timer *ev_tim; + const struct rte_event_timer tim = { + .ev.op = RTE_EVENT_OP_NEW, + .ev.queue_id = 0, + .ev.sched_type = RTE_SCHED_TYPE_ATOMIC, + .ev.priority = RTE_EVENT_DEV_PRIORITY_NORMAL, + .ev.event_type = RTE_EVENT_TYPE_TIMER, + .state = RTE_EVENT_TIMER_NOT_ARMED, + .timeout_ticks = timeout_tcks, + }; + + for (i = 0; i < timers; i++) { + TEST_ASSERT_SUCCESS(rte_mempool_get(eventdev_test_mempool, + (void **)&ev_tim), + "mempool alloc failed"); + + *ev_tim = tim; + ev_tim->ev.event_ptr = ev_tim; + + TEST_ASSERT_EQUAL(rte_event_timer_arm_burst(timdev, &ev_tim, + 1), 1, "Failed to arm timer %d", + rte_errno); + + TEST_ASSERT_EQUAL(ev_tim->state, RTE_EVENT_TIMER_ARMED, + "Failed to arm event timer"); + + while (rte_ring_enqueue(timer_producer_ring, ev_tim) != 0) + ; + } + + return TEST_SUCCESS; +} + +static int +_cancel_producer_burst(uint64_t timeout_tcks, uint64_t timers) +{ + + uint64_t i; + int j; + struct rte_event_timer *ev_tim[MAX_BURST]; + const struct rte_event_timer tim = { + .ev.op = RTE_EVENT_OP_NEW, + .ev.queue_id = 0, + .ev.sched_type = RTE_SCHED_TYPE_ATOMIC, + .ev.priority = RTE_EVENT_DEV_PRIORITY_NORMAL, + .ev.event_type = RTE_EVENT_TYPE_TIMER, + .state = RTE_EVENT_TIMER_NOT_ARMED, + .timeout_ticks = timeout_tcks, + }; + int arm_count = 0; + + for (i = 0; i < timers / MAX_BURST; i++) { + TEST_ASSERT_SUCCESS(rte_mempool_get_bulk( + eventdev_test_mempool, + (void **)ev_tim, MAX_BURST), + "mempool alloc failed"); + + for (j = 0; j < MAX_BURST; j++) { + *ev_tim[j] = tim; + ev_tim[j]->ev.event_ptr = ev_tim[j]; + } + + TEST_ASSERT_EQUAL(rte_event_timer_arm_tmo_tick_burst(timdev, + ev_tim, tim.timeout_ticks, MAX_BURST), + MAX_BURST, "Failed to arm timer %d", rte_errno); + + for (j = 0; j < MAX_BURST; j++) + TEST_ASSERT_EQUAL(ev_tim[j]->state, + RTE_EVENT_TIMER_ARMED, + "Event timer not armed, state = %d", + ev_tim[j]->state); + + while (rte_ring_enqueue_bulk(timer_producer_ring, + (void **)ev_tim, MAX_BURST, NULL) == 0) + ; + + arm_count += MAX_BURST; + } + + TEST_ASSERT_EQUAL(arm_count, MAX_TIMERS, + "Failed to arm expected number of event timers"); + + return TEST_SUCCESS; +} + +static int +_cancel_producer_wrapper(void *args) +{ + RTE_SET_USED(args); + + return _cancel_producer(20, MAX_TIMERS); +} + +static int +_cancel_producer_burst_wrapper(void *args) +{ + RTE_SET_USED(args); + + return _cancel_producer_burst(100, MAX_TIMERS); +} + +static int +_cancel_thread(void *args) +{ + RTE_SET_USED(args); + unsigned int count = rte_ring_count(timer_producer_ring); + struct rte_event_timer *ev_tim = NULL; + uint64_t cancel_count = 0; + uint16_t ret; + + while (!arm_done || count) { + if (rte_ring_dequeue(timer_producer_ring, (void **)&ev_tim)) { + count = rte_ring_count(timer_producer_ring); + continue; + } + + ret = rte_event_timer_cancel_burst(timdev, &ev_tim, 1); + TEST_ASSERT_EQUAL(ret, 1, "Failed to cancel timer"); + rte_mempool_put(eventdev_test_mempool, (void *)ev_tim); + count = rte_ring_count(timer_producer_ring); + cancel_count++; + } + + return TEST_SUCCESS; +} + +static int +_cancel_burst_thread(void *args) +{ + RTE_SET_USED(args); + + int ret, i, n; + unsigned int count = rte_ring_count(timer_producer_ring); + struct rte_event_timer *ev_tim[MAX_BURST]; + uint64_t cancel_count = 0; + + while (!arm_done || count) { + n = rte_ring_dequeue_burst(timer_producer_ring, + (void **)ev_tim, MAX_BURST, &count); + if (!n) + continue; + + for (i = 0; i < n; i++) + TEST_ASSERT_EQUAL(ev_tim[i]->state, + RTE_EVENT_TIMER_ARMED, + "Event timer not armed, state = %d", + ev_tim[i]->state); + + ret = rte_event_timer_cancel_burst(timdev, ev_tim, n); + TEST_ASSERT_EQUAL(n, ret, "Failed to cancel complete burst of " + "event timers"); + rte_mempool_put_bulk(eventdev_test_mempool, (void **)ev_tim, + ret); + + cancel_count += ret; + } + + TEST_ASSERT_EQUAL(cancel_count, MAX_TIMERS, + "Failed to cancel expected number of timers: " + "expected = %d, cancel_count = %"PRIu64"\n", + MAX_TIMERS, cancel_count); + + return TEST_SUCCESS; +} + +static inline int +test_timer_cancel_multicore(void) +{ + arm_done = 0; + timer_producer_ring = rte_ring_create("timer_cancel_queue", + MAX_TIMERS * 2, rte_socket_id(), 0); + TEST_ASSERT_NOT_NULL(timer_producer_ring, + "Unable to reserve memory for ring"); + + rte_eal_remote_launch(_cancel_thread, NULL, test_lcore3); + rte_eal_remote_launch(_cancel_producer_wrapper, NULL, test_lcore1); + rte_eal_remote_launch(_cancel_producer_wrapper, NULL, test_lcore2); + + rte_eal_wait_lcore(test_lcore1); + rte_eal_wait_lcore(test_lcore2); + arm_done = 1; + rte_eal_wait_lcore(test_lcore3); + rte_ring_free(timer_producer_ring); + + TEST_ASSERT_SUCCESS(_wait_timer_triggers(30, MAX_TIMERS * 2, + MAX_TIMERS * 2), + "Timer triggered count doesn't match arm count"); + + return TEST_SUCCESS; +} + +static inline int +test_timer_cancel_burst_multicore(void) +{ + arm_done = 0; + timer_producer_ring = rte_ring_create("timer_cancel_queue", + MAX_TIMERS * 2, rte_socket_id(), 0); + TEST_ASSERT_NOT_NULL(timer_producer_ring, + "Unable to reserve memory for ring"); + + rte_eal_remote_launch(_cancel_burst_thread, NULL, test_lcore2); + rte_eal_remote_launch(_cancel_producer_burst_wrapper, NULL, + test_lcore1); + + rte_eal_wait_lcore(test_lcore1); + arm_done = 1; + rte_eal_wait_lcore(test_lcore2); + rte_ring_free(timer_producer_ring); + + TEST_ASSERT_SUCCESS(_wait_timer_triggers(30, MAX_TIMERS, + MAX_TIMERS), + "Timer triggered count doesn't match arm count"); + + return TEST_SUCCESS; +} + +static inline int +test_timer_cancel_random(void) +{ + uint64_t i; + uint64_t events_canceled = 0; + struct rte_event_timer *ev_tim; + const struct rte_event_timer tim = { + .ev.op = RTE_EVENT_OP_NEW, + .ev.queue_id = 0, + .ev.sched_type = RTE_SCHED_TYPE_ATOMIC, + .ev.priority = RTE_EVENT_DEV_PRIORITY_NORMAL, + .ev.event_type = RTE_EVENT_TYPE_TIMER, + .state = RTE_EVENT_TIMER_NOT_ARMED, + .timeout_ticks = 20, + }; + + for (i = 0; i < MAX_TIMERS; i++) { + + TEST_ASSERT_SUCCESS(rte_mempool_get(eventdev_test_mempool, + (void **)&ev_tim), + "mempool alloc failed"); + *ev_tim = tim; + ev_tim->ev.event_ptr = ev_tim; + + TEST_ASSERT_EQUAL(rte_event_timer_arm_burst(timdev, &ev_tim, + 1), 1, "Failed to arm timer %d", + rte_errno); + + if (rte_rand() & 1) { + rte_delay_us(100 + (i % 5000)); + TEST_ASSERT_EQUAL(rte_event_timer_cancel_burst( + timdev, + &ev_tim, 1), 1, + "Failed to cancel event timer %d", rte_errno); + rte_mempool_put(eventdev_test_mempool, ev_tim); + events_canceled++; + } + } + + TEST_ASSERT_SUCCESS(_wait_timer_triggers(30, MAX_TIMERS, + events_canceled), + "Timer triggered count doesn't match arm, cancel count"); + + return TEST_SUCCESS; +} + +/* Check that the adapter can be created correctly */ +static int +adapter_create(void) +{ + int adapter_id = 0; + struct rte_event_timer_adapter *adapter, *adapter2; + + struct rte_event_timer_adapter_conf conf = { + .event_dev_id = evdev + 1, // invalid event dev id + .timer_adapter_id = adapter_id, + .clk_src = RTE_EVENT_TIMER_ADAPTER_CPU_CLK, + .timer_tick_ns = NSECPERSEC / 10, + .max_tmo_ns = 180 * NSECPERSEC, + .nb_timers = MAX_TIMERS, + .flags = 0, + }; + uint32_t caps = 0; + + /* Test invalid conf */ + adapter = rte_event_timer_adapter_create(&conf); + TEST_ASSERT_NULL(adapter, "Created adapter with invalid " + "event device id"); + TEST_ASSERT_EQUAL(rte_errno, EINVAL, "Incorrect errno value for " + "invalid event device id"); + + /* Test valid conf */ + conf.event_dev_id = evdev; + TEST_ASSERT_SUCCESS(rte_event_timer_adapter_caps_get(evdev, &caps), + "failed to get adapter capabilities"); + if (!(caps & RTE_EVENT_TIMER_ADAPTER_CAP_INTERNAL_PORT)) + adapter = rte_event_timer_adapter_create_ext(&conf, + test_port_conf_cb, + NULL); + else + adapter = rte_event_timer_adapter_create(&conf); + TEST_ASSERT_NOT_NULL(adapter, "Failed to create adapter with valid " + "configuration"); + + /* Test existing id */ + adapter2 = rte_event_timer_adapter_create(&conf); + TEST_ASSERT_NULL(adapter2, "Created adapter with in-use id"); + TEST_ASSERT(rte_errno == EEXIST, "Incorrect errno value for existing " + "id"); + + TEST_ASSERT_SUCCESS(rte_event_timer_adapter_free(adapter), + "Failed to free adapter"); + + rte_mempool_free(eventdev_test_mempool); + + return TEST_SUCCESS; +} + + +/* Test that adapter can be freed correctly. */ +static int +adapter_free(void) +{ + TEST_ASSERT_SUCCESS(rte_event_timer_adapter_stop(timdev), + "Failed to stop adapter"); + + TEST_ASSERT_SUCCESS(rte_event_timer_adapter_free(timdev), + "Failed to free valid adapter"); + + /* Test free of already freed adapter */ + TEST_ASSERT_FAIL(rte_event_timer_adapter_free(timdev), + "Freed adapter that was already freed"); + + /* Test free of null adapter */ + timdev = NULL; + TEST_ASSERT_FAIL(rte_event_timer_adapter_free(timdev), + "Freed null adapter"); + + rte_mempool_free(eventdev_test_mempool); + + return TEST_SUCCESS; +} + +/* Test that adapter info can be retrieved and is correct. */ +static int +adapter_get_info(void) +{ + struct rte_event_timer_adapter_info info; + + TEST_ASSERT_SUCCESS(rte_event_timer_adapter_get_info(timdev, &info), + "Failed to get adapter info"); + + if (using_services) + TEST_ASSERT_EQUAL(info.event_dev_port_id, 1, + "Expected port id = 1, got port id = %d", + info.event_dev_port_id); + + return TEST_SUCCESS; +} + +/* Test adapter lookup via adapter ID. */ +static int +adapter_lookup(void) +{ + struct rte_event_timer_adapter *adapter; + + adapter = rte_event_timer_adapter_lookup(TEST_ADAPTER_ID); + TEST_ASSERT_NOT_NULL(adapter, "Failed to lookup adapter"); + + return TEST_SUCCESS; +} + +static int +adapter_start(void) +{ + TEST_ASSERT_SUCCESS(_timdev_setup(180 * NSECPERSEC, + NSECPERSEC / 10), + "Failed to start adapter"); + TEST_ASSERT_SUCCESS(rte_event_timer_adapter_start(timdev), + "Failed to repeatedly start adapter"); + + return TEST_SUCCESS; +} + +/* Test that adapter stops correctly. */ +static int +adapter_stop(void) +{ + struct rte_event_timer_adapter *l_adapter = NULL; + + /* Test adapter stop */ + TEST_ASSERT_SUCCESS(rte_event_timer_adapter_stop(timdev), + "Failed to stop event adapter"); + + TEST_ASSERT_FAIL(rte_event_timer_adapter_stop(l_adapter), + "Erroneously stopped null event adapter"); + + TEST_ASSERT_SUCCESS(rte_event_timer_adapter_free(timdev), + "Failed to free adapter"); + + rte_mempool_free(eventdev_test_mempool); + + return TEST_SUCCESS; +} + +/* Test increment and reset of ev_enq_count stat */ +static int +stat_inc_reset_ev_enq(void) +{ + int ret, i, n; + int num_evtims = MAX_TIMERS; + struct rte_event_timer *evtims[num_evtims]; + struct rte_event evs[BATCH_SIZE]; + struct rte_event_timer_adapter_stats stats; + const struct rte_event_timer init_tim = { + .ev.op = RTE_EVENT_OP_NEW, + .ev.queue_id = TEST_QUEUE_ID, + .ev.sched_type = RTE_SCHED_TYPE_ATOMIC, + .ev.priority = RTE_EVENT_DEV_PRIORITY_NORMAL, + .ev.event_type = RTE_EVENT_TYPE_TIMER, + .state = RTE_EVENT_TIMER_NOT_ARMED, + .timeout_ticks = 5, // expire in .5 sec + }; + + ret = rte_mempool_get_bulk(eventdev_test_mempool, (void **)evtims, + num_evtims); + TEST_ASSERT_EQUAL(ret, 0, "Failed to get array of timer objs: ret = %d", + ret); + + for (i = 0; i < num_evtims; i++) { + *evtims[i] = init_tim; + evtims[i]->ev.event_ptr = evtims[i]; + } + + ret = rte_event_timer_adapter_stats_get(timdev, &stats); + TEST_ASSERT_EQUAL(ret, 0, "Failed to get stats"); + TEST_ASSERT_EQUAL((int)stats.ev_enq_count, 0, "Stats not clear at " + "startup"); + + /* Test with the max value for the adapter */ + ret = rte_event_timer_arm_burst(timdev, evtims, num_evtims); + TEST_ASSERT_EQUAL(ret, num_evtims, + "Failed to arm all event timers: attempted = %d, " + "succeeded = %d, rte_errno = %s", + num_evtims, ret, rte_strerror(rte_errno)); + + rte_delay_ms(1000); + +#define MAX_TRIES num_evtims + int sum = 0; + int tries = 0; + bool done = false; + while (!done) { + sum += rte_event_dequeue_burst(evdev, TEST_PORT_ID, evs, + RTE_DIM(evs), 10); + if (sum >= num_evtims || ++tries >= MAX_TRIES) + done = true; + + rte_delay_ms(10); + } + + TEST_ASSERT_EQUAL(sum, num_evtims, "Expected %d timer expiry events, " + "got %d", num_evtims, sum); + + TEST_ASSERT(tries < MAX_TRIES, "Exceeded max tries"); + + rte_delay_ms(100); + + /* Make sure the eventdev is still empty */ + n = rte_event_dequeue_burst(evdev, TEST_PORT_ID, evs, RTE_DIM(evs), + 10); + + TEST_ASSERT_EQUAL(n, 0, "Dequeued unexpected number of timer expiry " + "events from event device"); + + /* Check stats again */ + ret = rte_event_timer_adapter_stats_get(timdev, &stats); + TEST_ASSERT_EQUAL(ret, 0, "Failed to get stats"); + TEST_ASSERT_EQUAL((int)stats.ev_enq_count, num_evtims, + "Expected enqueue stat = %d; got %d", num_evtims, + (int)stats.ev_enq_count); + + /* Reset and check again */ + ret = rte_event_timer_adapter_stats_reset(timdev); + TEST_ASSERT_EQUAL(ret, 0, "Failed to reset stats"); + + ret = rte_event_timer_adapter_stats_get(timdev, &stats); + TEST_ASSERT_EQUAL(ret, 0, "Failed to get stats"); + TEST_ASSERT_EQUAL((int)stats.ev_enq_count, 0, + "Expected enqueue stat = %d; got %d", 0, + (int)stats.ev_enq_count); + + rte_mempool_put_bulk(eventdev_test_mempool, (void **)evtims, + num_evtims); + + return TEST_SUCCESS; +} + +/* Test various cases in arming timers */ +static int +event_timer_arm(void) +{ + uint16_t n; + int ret; + struct rte_event_timer_adapter *adapter = timdev; + struct rte_event_timer *evtim = NULL; + struct rte_event evs[BATCH_SIZE]; + const struct rte_event_timer init_tim = { + .ev.op = RTE_EVENT_OP_NEW, + .ev.queue_id = TEST_QUEUE_ID, + .ev.sched_type = RTE_SCHED_TYPE_ATOMIC, + .ev.priority = RTE_EVENT_DEV_PRIORITY_NORMAL, + .ev.event_type = RTE_EVENT_TYPE_TIMER, + .state = RTE_EVENT_TIMER_NOT_ARMED, + .timeout_ticks = 5, // expire in .5 sec + }; + + rte_mempool_get(eventdev_test_mempool, (void **)&evtim); + if (evtim == NULL) { + /* Failed to get an event timer object */ + return TEST_FAILED; + } + + /* Set up a timer */ + *evtim = init_tim; + evtim->ev.event_ptr = evtim; + + /* Test single timer arm succeeds */ + ret = rte_event_timer_arm_burst(adapter, &evtim, 1); + TEST_ASSERT_EQUAL(ret, 1, "Failed to arm event timer: %s\n", + rte_strerror(rte_errno)); + TEST_ASSERT_EQUAL(evtim->state, RTE_EVENT_TIMER_ARMED, "Event timer " + "in incorrect state"); + + /* Test arm of armed timer fails */ + ret = rte_event_timer_arm_burst(adapter, &evtim, 1); + TEST_ASSERT_EQUAL(ret, 0, "expected return value from " + "rte_event_timer_arm_burst: 0, got: %d", ret); + TEST_ASSERT_EQUAL(rte_errno, EALREADY, "Unexpected rte_errno value " + "after arming already armed timer"); + + /* Let timer expire */ + rte_delay_ms(1000); + + n = rte_event_dequeue_burst(evdev, TEST_PORT_ID, evs, RTE_DIM(evs), 0); + TEST_ASSERT_EQUAL(n, 1, "Failed to dequeue expected number of expiry " + "events from event device"); + + rte_mempool_put(eventdev_test_mempool, evtim); + + return TEST_SUCCESS; +} + +/* This test checks that repeated references to the same event timer in the + * arm request work as expected; only the first one through should succeed. + */ +static int +event_timer_arm_double(void) +{ + uint16_t n; + int ret; + struct rte_event_timer_adapter *adapter = timdev; + struct rte_event_timer *evtim = NULL; + struct rte_event evs[BATCH_SIZE]; + const struct rte_event_timer init_tim = { + .ev.op = RTE_EVENT_OP_NEW, + .ev.queue_id = TEST_QUEUE_ID, + .ev.sched_type = RTE_SCHED_TYPE_ATOMIC, + .ev.priority = RTE_EVENT_DEV_PRIORITY_NORMAL, + .ev.event_type = RTE_EVENT_TYPE_TIMER, + .state = RTE_EVENT_TIMER_NOT_ARMED, + .timeout_ticks = 5, // expire in .5 sec + }; + + rte_mempool_get(eventdev_test_mempool, (void **)&evtim); + if (evtim == NULL) { + /* Failed to get an event timer object */ + return TEST_FAILED; + } + + /* Set up a timer */ + *evtim = init_tim; + evtim->ev.event_ptr = evtim; + + struct rte_event_timer *evtim_arr[] = {evtim, evtim}; + ret = rte_event_timer_arm_burst(adapter, evtim_arr, RTE_DIM(evtim_arr)); + TEST_ASSERT_EQUAL(ret, 1, "Unexpected return value from " + "rte_event_timer_arm_burst"); + TEST_ASSERT_EQUAL(rte_errno, EALREADY, "Unexpected rte_errno value " + "after double-arm"); + + /* Let timer expire */ + rte_delay_ms(600); + + n = rte_event_dequeue_burst(evdev, TEST_PORT_ID, evs, RTE_DIM(evs), 0); + TEST_ASSERT_EQUAL(n, 1, "Dequeued incorrect number of expiry events - " + "expected: 1, actual: %d", n); + + rte_mempool_put(eventdev_test_mempool, evtim); + + return TEST_SUCCESS; +} + +/* Test the timer expiry event is generated at the expected time. */ +static int +event_timer_arm_expiry(void) +{ + uint16_t n; + int ret; + struct rte_event_timer_adapter *adapter = timdev; + struct rte_event_timer *evtim = NULL; + struct rte_event_timer *evtim2 = NULL; + struct rte_event evs[BATCH_SIZE]; + const struct rte_event_timer init_tim = { + .ev.op = RTE_EVENT_OP_NEW, + .ev.queue_id = TEST_QUEUE_ID, + .ev.sched_type = RTE_SCHED_TYPE_ATOMIC, + .ev.priority = RTE_EVENT_DEV_PRIORITY_NORMAL, + .ev.event_type = RTE_EVENT_TYPE_TIMER, + .state = RTE_EVENT_TIMER_NOT_ARMED, + }; + + rte_mempool_get(eventdev_test_mempool, (void **)&evtim); + if (evtim == NULL) { + /* Failed to get an event timer object */ + return TEST_FAILED; + } + + /* Set up an event timer */ + *evtim = init_tim; + evtim->timeout_ticks = 30, // expire in 3 secs + evtim->ev.event_ptr = evtim; + + ret = rte_event_timer_arm_burst(adapter, &evtim, 1); + TEST_ASSERT_EQUAL(ret, 1, "Failed to arm event timer: %s", + rte_strerror(rte_errno)); + TEST_ASSERT_EQUAL(evtim->state, RTE_EVENT_TIMER_ARMED, "Event " + "timer in incorrect state"); + + rte_delay_ms(2999); + + n = rte_event_dequeue_burst(evdev, TEST_PORT_ID, evs, RTE_DIM(evs), 0); + TEST_ASSERT_EQUAL(n, 0, "Dequeued unexpected timer expiry event"); + + /* Delay 100 ms to account for the adapter tick window - should let us + * dequeue one event + */ + rte_delay_ms(100); + + n = rte_event_dequeue_burst(evdev, TEST_PORT_ID, evs, RTE_DIM(evs), 0); + TEST_ASSERT_EQUAL(n, 1, "Dequeued incorrect number (%d) of timer " + "expiry events", n); + TEST_ASSERT_EQUAL(evs[0].event_type, RTE_EVENT_TYPE_TIMER, + "Dequeued unexpected type of event"); + + /* Check that we recover the original event timer and then free it */ + evtim2 = evs[0].event_ptr; + TEST_ASSERT_EQUAL(evtim, evtim2, + "Failed to recover pointer to original event timer"); + rte_mempool_put(eventdev_test_mempool, evtim2); + + return TEST_SUCCESS; +} + +/* Check that rearming a timer works as expected. */ +static int +event_timer_arm_rearm(void) +{ + uint16_t n; + int ret; + struct rte_event_timer *evtim = NULL; + struct rte_event_timer *evtim2 = NULL; + struct rte_event evs[BATCH_SIZE]; + const struct rte_event_timer init_tim = { + .ev.op = RTE_EVENT_OP_NEW, + .ev.queue_id = TEST_QUEUE_ID, + .ev.sched_type = RTE_SCHED_TYPE_ATOMIC, + .ev.priority = RTE_EVENT_DEV_PRIORITY_NORMAL, + .ev.event_type = RTE_EVENT_TYPE_TIMER, + .state = RTE_EVENT_TIMER_NOT_ARMED, + }; + + rte_mempool_get(eventdev_test_mempool, (void **)&evtim); + if (evtim == NULL) { + /* Failed to get an event timer object */ + return TEST_FAILED; + } + + /* Set up a timer */ + *evtim = init_tim; + evtim->timeout_ticks = 1; // expire in 0.1 sec + evtim->ev.event_ptr = evtim; + + /* Arm it */ + ret = rte_event_timer_arm_burst(timdev, &evtim, 1); + TEST_ASSERT_EQUAL(ret, 1, "Failed to arm event timer: %s\n", + rte_strerror(rte_errno)); + + /* Add 100ms to account for the adapter tick window */ + rte_delay_ms(100 + 100); + + n = rte_event_dequeue_burst(evdev, TEST_PORT_ID, evs, RTE_DIM(evs), 0); + TEST_ASSERT_EQUAL(n, 1, "Failed to dequeue expected number of expiry " + "events from event device"); + + /* Recover the timer through the event that was dequeued. */ + evtim2 = evs[0].event_ptr; + TEST_ASSERT_EQUAL(evtim, evtim2, + "Failed to recover pointer to original event timer"); + + /* Need to reset state in case implementation can't do it */ + evtim2->state = RTE_EVENT_TIMER_NOT_ARMED; + + /* Rearm it */ + ret = rte_event_timer_arm_burst(timdev, &evtim2, 1); + TEST_ASSERT_EQUAL(ret, 1, "Failed to arm event timer: %s\n", + rte_strerror(rte_errno)); + + /* Add 100ms to account for the adapter tick window */ + rte_delay_ms(100 + 100); + + n = rte_event_dequeue_burst(evdev, TEST_PORT_ID, evs, RTE_DIM(evs), 0); + TEST_ASSERT_EQUAL(n, 1, "Failed to dequeue expected number of expiry " + "events from event device"); + + /* Free it */ + evtim2 = evs[0].event_ptr; + TEST_ASSERT_EQUAL(evtim, evtim2, + "Failed to recover pointer to original event timer"); + rte_mempool_put(eventdev_test_mempool, evtim2); + + return TEST_SUCCESS; +} + +/* Check that the adapter handles the max specified number of timers as + * expected. + */ +static int +event_timer_arm_max(void) +{ + int ret, i, n; + int num_evtims = MAX_TIMERS; + struct rte_event_timer *evtims[num_evtims]; + struct rte_event evs[BATCH_SIZE]; + const struct rte_event_timer init_tim = { + .ev.op = RTE_EVENT_OP_NEW, + .ev.queue_id = TEST_QUEUE_ID, + .ev.sched_type = RTE_SCHED_TYPE_ATOMIC, + .ev.priority = RTE_EVENT_DEV_PRIORITY_NORMAL, + .ev.event_type = RTE_EVENT_TYPE_TIMER, + .state = RTE_EVENT_TIMER_NOT_ARMED, + .timeout_ticks = 5, // expire in .5 sec + }; + + ret = rte_mempool_get_bulk(eventdev_test_mempool, (void **)evtims, + num_evtims); + TEST_ASSERT_EQUAL(ret, 0, "Failed to get array of timer objs: ret = %d", + ret); + + for (i = 0; i < num_evtims; i++) { + *evtims[i] = init_tim; + evtims[i]->ev.event_ptr = evtims[i]; + } + + /* Test with the max value for the adapter */ + ret = rte_event_timer_arm_burst(timdev, evtims, num_evtims); + TEST_ASSERT_EQUAL(ret, num_evtims, + "Failed to arm all event timers: attempted = %d, " + "succeeded = %d, rte_errno = %s", + num_evtims, ret, rte_strerror(rte_errno)); + + rte_delay_ms(1000); + +#define MAX_TRIES num_evtims + int sum = 0; + int tries = 0; + bool done = false; + while (!done) { + sum += rte_event_dequeue_burst(evdev, TEST_PORT_ID, evs, + RTE_DIM(evs), 10); + if (sum >= num_evtims || ++tries >= MAX_TRIES) + done = true; + + rte_delay_ms(10); + } + + TEST_ASSERT_EQUAL(sum, num_evtims, "Expected %d timer expiry events, " + "got %d", num_evtims, sum); + + TEST_ASSERT(tries < MAX_TRIES, "Exceeded max tries"); + + rte_delay_ms(100); + + /* Make sure the eventdev is still empty */ + n = rte_event_dequeue_burst(evdev, TEST_PORT_ID, evs, RTE_DIM(evs), + 10); + + TEST_ASSERT_EQUAL(n, 0, "Dequeued unexpected number of timer expiry " + "events from event device"); + + rte_mempool_put_bulk(eventdev_test_mempool, (void **)evtims, + num_evtims); + + return TEST_SUCCESS; +} + +/* Check that creating an event timer with incorrect event sched type fails. */ +static int +event_timer_arm_invalid_sched_type(void) +{ + int ret; + struct rte_event_timer *evtim = NULL; + const struct rte_event_timer init_tim = { + .ev.op = RTE_EVENT_OP_NEW, + .ev.queue_id = TEST_QUEUE_ID, + .ev.sched_type = RTE_SCHED_TYPE_ATOMIC, + .ev.priority = RTE_EVENT_DEV_PRIORITY_NORMAL, + .ev.event_type = RTE_EVENT_TYPE_TIMER, + .state = RTE_EVENT_TIMER_NOT_ARMED, + .timeout_ticks = 5, // expire in .5 sec + }; + + if (!using_services) + return -ENOTSUP; + + rte_mempool_get(eventdev_test_mempool, (void **)&evtim); + if (evtim == NULL) { + /* Failed to get an event timer object */ + return TEST_FAILED; + } + + *evtim = init_tim; + evtim->ev.event_ptr = evtim; + evtim->ev.sched_type = RTE_SCHED_TYPE_PARALLEL; // bad sched type + + ret = rte_event_timer_arm_burst(timdev, &evtim, 1); + TEST_ASSERT_EQUAL(ret, 0, "Expected to fail timer arm with invalid " + "sched type, but didn't"); + TEST_ASSERT_EQUAL(rte_errno, EINVAL, "Unexpected rte_errno value after" + " arm fail with invalid queue"); + + rte_mempool_put(eventdev_test_mempool, &evtim); + + return TEST_SUCCESS; +} + +/* Check that creating an event timer with a timeout value that is too small or + * too big fails. + */ +static int +event_timer_arm_invalid_timeout(void) +{ + int ret; + struct rte_event_timer *evtim = NULL; + const struct rte_event_timer init_tim = { + .ev.op = RTE_EVENT_OP_NEW, + .ev.queue_id = TEST_QUEUE_ID, + .ev.sched_type = RTE_SCHED_TYPE_ATOMIC, + .ev.priority = RTE_EVENT_DEV_PRIORITY_NORMAL, + .ev.event_type = RTE_EVENT_TYPE_TIMER, + .state = RTE_EVENT_TIMER_NOT_ARMED, + .timeout_ticks = 5, // expire in .5 sec + }; + + rte_mempool_get(eventdev_test_mempool, (void **)&evtim); + if (evtim == NULL) { + /* Failed to get an event timer object */ + return TEST_FAILED; + } + + *evtim = init_tim; + evtim->ev.event_ptr = evtim; + evtim->timeout_ticks = 0; // timeout too small + + ret = rte_event_timer_arm_burst(timdev, &evtim, 1); + TEST_ASSERT_EQUAL(ret, 0, "Expected to fail timer arm with invalid " + "timeout, but didn't"); + TEST_ASSERT_EQUAL(rte_errno, EINVAL, "Unexpected rte_errno value after" + " arm fail with invalid timeout"); + TEST_ASSERT_EQUAL(evtim->state, RTE_EVENT_TIMER_ERROR_TOOEARLY, + "Unexpected event timer state"); + + *evtim = init_tim; + evtim->ev.event_ptr = evtim; + evtim->timeout_ticks = 1801; // timeout too big + + ret = rte_event_timer_arm_burst(timdev, &evtim, 1); + TEST_ASSERT_EQUAL(ret, 0, "Expected to fail timer arm with invalid " + "timeout, but didn't"); + TEST_ASSERT_EQUAL(rte_errno, EINVAL, "Unexpected rte_errno value after" + " arm fail with invalid timeout"); + TEST_ASSERT_EQUAL(evtim->state, RTE_EVENT_TIMER_ERROR_TOOLATE, + "Unexpected event timer state"); + + rte_mempool_put(eventdev_test_mempool, evtim); + + return TEST_SUCCESS; +} + +static int +event_timer_cancel(void) +{ + uint16_t n; + int ret; + struct rte_event_timer_adapter *adapter = timdev; + struct rte_event_timer *evtim = NULL; + struct rte_event evs[BATCH_SIZE]; + const struct rte_event_timer init_tim = { + .ev.op = RTE_EVENT_OP_NEW, + .ev.queue_id = TEST_QUEUE_ID, + .ev.sched_type = RTE_SCHED_TYPE_ATOMIC, + .ev.priority = RTE_EVENT_DEV_PRIORITY_NORMAL, + .ev.event_type = RTE_EVENT_TYPE_TIMER, + .state = RTE_EVENT_TIMER_NOT_ARMED, + }; + + rte_mempool_get(eventdev_test_mempool, (void **)&evtim); + if (evtim == NULL) { + /* Failed to get an event timer object */ + return TEST_FAILED; + } + + /* Check that cancelling an uninited timer fails */ + ret = rte_event_timer_cancel_burst(adapter, &evtim, 1); + TEST_ASSERT_EQUAL(ret, 0, "Succeeded unexpectedly in canceling " + "uninited timer"); + TEST_ASSERT_EQUAL(rte_errno, EINVAL, "Unexpected rte_errno value after " + "cancelling uninited timer"); + + /* Set up a timer */ + *evtim = init_tim; + evtim->ev.event_ptr = evtim; + evtim->timeout_ticks = 30; // expire in 3 sec + + /* Check that cancelling an inited but unarmed timer fails */ + ret = rte_event_timer_cancel_burst(adapter, &evtim, 1); + TEST_ASSERT_EQUAL(ret, 0, "Succeeded unexpectedly in canceling " + "unarmed timer"); + TEST_ASSERT_EQUAL(rte_errno, EINVAL, "Unexpected rte_errno value after " + "cancelling unarmed timer"); + + ret = rte_event_timer_arm_burst(adapter, &evtim, 1); + TEST_ASSERT_EQUAL(ret, 1, "Failed to arm event timer: %s\n", + rte_strerror(rte_errno)); + TEST_ASSERT_EQUAL(evtim->state, RTE_EVENT_TIMER_ARMED, + "evtim in incorrect state"); + + /* Delay 1 sec */ + rte_delay_ms(1000); + + ret = rte_event_timer_cancel_burst(adapter, &evtim, 1); + TEST_ASSERT_EQUAL(ret, 1, "Failed to cancel event_timer: %s\n", + rte_strerror(rte_errno)); + TEST_ASSERT_EQUAL(evtim->state, RTE_EVENT_TIMER_CANCELED, + "evtim in incorrect state"); + + rte_delay_ms(3000); + + /* Make sure that no expiry event was generated */ + n = rte_event_dequeue_burst(evdev, TEST_PORT_ID, evs, RTE_DIM(evs), 0); + TEST_ASSERT_EQUAL(n, 0, "Dequeued unexpected timer expiry event\n"); + + rte_mempool_put(eventdev_test_mempool, evtim); + + return TEST_SUCCESS; +} + +static int +event_timer_cancel_double(void) +{ + uint16_t n; + int ret; + struct rte_event_timer_adapter *adapter = timdev; + struct rte_event_timer *evtim = NULL; + struct rte_event evs[BATCH_SIZE]; + const struct rte_event_timer init_tim = { + .ev.op = RTE_EVENT_OP_NEW, + .ev.queue_id = TEST_QUEUE_ID, + .ev.sched_type = RTE_SCHED_TYPE_ATOMIC, + .ev.priority = RTE_EVENT_DEV_PRIORITY_NORMAL, + .ev.event_type = RTE_EVENT_TYPE_TIMER, + .state = RTE_EVENT_TIMER_NOT_ARMED, + .timeout_ticks = 5, // expire in .5 sec + }; + + rte_mempool_get(eventdev_test_mempool, (void **)&evtim); + if (evtim == NULL) { + /* Failed to get an event timer object */ + return TEST_FAILED; + } + + /* Set up a timer */ + *evtim = init_tim; + evtim->ev.event_ptr = evtim; + evtim->timeout_ticks = 30; // expire in 3 sec + + ret = rte_event_timer_arm_burst(adapter, &evtim, 1); + TEST_ASSERT_EQUAL(ret, 1, "Failed to arm event timer: %s\n", + rte_strerror(rte_errno)); + TEST_ASSERT_EQUAL(evtim->state, RTE_EVENT_TIMER_ARMED, + "timer in unexpected state"); + + /* Now, test that referencing the same timer twice in the same call + * fails + */ + struct rte_event_timer *evtim_arr[] = {evtim, evtim}; + ret = rte_event_timer_cancel_burst(adapter, evtim_arr, + RTE_DIM(evtim_arr)); + + /* Two requests to cancel same timer, only one should succeed */ + TEST_ASSERT_EQUAL(ret, 1, "Succeeded unexpectedly in canceling timer " + "twice"); + + TEST_ASSERT_EQUAL(rte_errno, EALREADY, "Unexpected rte_errno value " + "after double-cancel: rte_errno = %d", rte_errno); + + rte_delay_ms(3000); + + /* Still make sure that no expiry event was generated */ + n = rte_event_dequeue_burst(evdev, TEST_PORT_ID, evs, RTE_DIM(evs), 0); + TEST_ASSERT_EQUAL(n, 0, "Dequeued unexpected timer expiry event\n"); + + rte_mempool_put(eventdev_test_mempool, evtim); + + return TEST_SUCCESS; +} + +/* Check that event timer adapter tick resolution works as expected by testing + * the number of adapter ticks that occur within a particular time interval. + */ +static int +adapter_tick_resolution(void) +{ + struct rte_event_timer_adapter_stats stats; + uint64_t adapter_tick_count; + + /* Only run this test in the software driver case */ + if (!using_services) + return -ENOTSUP; + + TEST_ASSERT_SUCCESS(rte_event_timer_adapter_stats_reset(timdev), + "Failed to reset stats"); + + TEST_ASSERT_SUCCESS(rte_event_timer_adapter_stats_get(timdev, + &stats), "Failed to get adapter stats"); + TEST_ASSERT_EQUAL(stats.adapter_tick_count, 0, "Adapter tick count " + "not zeroed out"); + + /* Delay 1 second; should let at least 10 ticks occur with the default + * adapter configuration used by this test. + */ + rte_delay_ms(1000); + + TEST_ASSERT_SUCCESS(rte_event_timer_adapter_stats_get(timdev, + &stats), "Failed to get adapter stats"); + + adapter_tick_count = stats.adapter_tick_count; + TEST_ASSERT(adapter_tick_count >= 10 && adapter_tick_count <= 12, + "Expected 10-12 adapter ticks, got %"PRIu64"\n", + adapter_tick_count); + + return TEST_SUCCESS; +} + +static int +adapter_create_max(void) +{ + int i; + uint32_t svc_start_count, svc_end_count; + struct rte_event_timer_adapter *adapters[ + RTE_EVENT_TIMER_ADAPTER_NUM_MAX + 1]; + + struct rte_event_timer_adapter_conf conf = { + .event_dev_id = evdev, + // timer_adapter_id set in loop + .clk_src = RTE_EVENT_TIMER_ADAPTER_CPU_CLK, + .timer_tick_ns = NSECPERSEC / 10, + .max_tmo_ns = 180 * NSECPERSEC, + .nb_timers = MAX_TIMERS, + .flags = 0, + }; + + if (!using_services) + return -ENOTSUP; + + svc_start_count = rte_service_get_count(); + + /* This test expects that there are sufficient service IDs available + * to be allocated. I.e., RTE_EVENT_TIMER_ADAPTER_NUM_MAX may need to + * be less than RTE_SERVICE_NUM_MAX if anything else uses a service + * (the SW event device, for example). + */ + for (i = 0; i < RTE_EVENT_TIMER_ADAPTER_NUM_MAX; i++) { + conf.timer_adapter_id = i; + adapters[i] = rte_event_timer_adapter_create_ext(&conf, + test_port_conf_cb, NULL); + TEST_ASSERT_NOT_NULL(adapters[i], "Failed to create adapter " + "%d", i); + } + + conf.timer_adapter_id = i; + adapters[i] = rte_event_timer_adapter_create(&conf); + TEST_ASSERT_NULL(adapters[i], "Created too many adapters"); + + /* Check that at least RTE_EVENT_TIMER_ADAPTER_NUM_MAX services + * have been created + */ + svc_end_count = rte_service_get_count(); + TEST_ASSERT_EQUAL(svc_end_count - svc_start_count, + RTE_EVENT_TIMER_ADAPTER_NUM_MAX, + "Failed to create expected number of services"); + + for (i = 0; i < RTE_EVENT_TIMER_ADAPTER_NUM_MAX; i++) + TEST_ASSERT_SUCCESS(rte_event_timer_adapter_free(adapters[i]), + "Failed to free adapter %d", i); + + /* Check that service count is back to where it was at start */ + svc_end_count = rte_service_get_count(); + TEST_ASSERT_EQUAL(svc_start_count, svc_end_count, "Failed to release " + "correct number of services"); + + return TEST_SUCCESS; +} + +static struct unit_test_suite event_timer_adptr_functional_testsuite = { + .suite_name = "event timer functional test suite", + .setup = testsuite_setup, + .teardown = testsuite_teardown, + .unit_test_cases = { + TEST_CASE_ST(timdev_setup_usec, timdev_teardown, + test_timer_state), + TEST_CASE_ST(timdev_setup_usec, timdev_teardown, + test_timer_arm), + TEST_CASE_ST(timdev_setup_usec, timdev_teardown, + test_timer_arm_burst), + TEST_CASE_ST(timdev_setup_sec, timdev_teardown, + test_timer_cancel), + TEST_CASE_ST(timdev_setup_sec, timdev_teardown, + test_timer_cancel_random), + TEST_CASE_ST(timdev_setup_usec_multicore, timdev_teardown, + test_timer_arm_multicore), + TEST_CASE_ST(timdev_setup_usec_multicore, timdev_teardown, + test_timer_arm_burst_multicore), + TEST_CASE_ST(timdev_setup_sec_multicore, timdev_teardown, + test_timer_cancel_multicore), + TEST_CASE_ST(timdev_setup_sec_multicore, timdev_teardown, + test_timer_cancel_burst_multicore), + TEST_CASE(adapter_create), + TEST_CASE_ST(timdev_setup_msec, NULL, adapter_free), + TEST_CASE_ST(timdev_setup_msec, timdev_teardown, + adapter_get_info), + TEST_CASE_ST(timdev_setup_msec, timdev_teardown, + adapter_lookup), + TEST_CASE_ST(NULL, timdev_teardown, + adapter_start), + TEST_CASE_ST(timdev_setup_msec, NULL, + adapter_stop), + TEST_CASE_ST(timdev_setup_msec, timdev_teardown, + stat_inc_reset_ev_enq), + TEST_CASE_ST(timdev_setup_msec, timdev_teardown, + event_timer_arm), + TEST_CASE_ST(timdev_setup_msec, timdev_teardown, + event_timer_arm_double), + TEST_CASE_ST(timdev_setup_msec, timdev_teardown, + event_timer_arm_expiry), + TEST_CASE_ST(timdev_setup_msec, timdev_teardown, + event_timer_arm_rearm), + TEST_CASE_ST(timdev_setup_msec, timdev_teardown, + event_timer_arm_max), + TEST_CASE_ST(timdev_setup_msec, timdev_teardown, + event_timer_arm_invalid_sched_type), + TEST_CASE_ST(timdev_setup_msec, timdev_teardown, + event_timer_arm_invalid_timeout), + TEST_CASE_ST(timdev_setup_msec, timdev_teardown, + event_timer_cancel), + TEST_CASE_ST(timdev_setup_msec, timdev_teardown, + event_timer_cancel_double), + TEST_CASE_ST(timdev_setup_msec, timdev_teardown, + adapter_tick_resolution), + TEST_CASE(adapter_create_max), + TEST_CASES_END() /**< NULL terminate unit test array */ + } +}; + +static int +test_event_timer_adapter_func(void) +{ + return unit_test_suite_runner(&event_timer_adptr_functional_testsuite); +} + +REGISTER_TEST_COMMAND(event_timer_adapter_test, test_event_timer_adapter_func); -- 2.6.4