--- /dev/null
+/*-
+ * BSD LICENSE
+ *
+ * Copyright(c) 2016-2017 Intel Corporation. All rights reserved.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * * Neither the name of Intel Corporation nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdint.h>
+#include <errno.h>
+#include <unistd.h>
+#include <sys/queue.h>
+
+#include <rte_memory.h>
+#include <rte_memzone.h>
+#include <rte_launch.h>
+#include <rte_eal.h>
+#include <rte_per_lcore.h>
+#include <rte_lcore.h>
+#include <rte_debug.h>
+#include <rte_ethdev.h>
+#include <rte_cycles.h>
+
+#include <rte_eventdev.h>
+#include "test.h"
+
+#define MAX_PORTS 16
+#define MAX_QIDS 16
+#define NUM_PACKETS (1<<18)
+
+static int evdev;
+
+struct test {
+ struct rte_mempool *mbuf_pool;
+ uint8_t port[MAX_PORTS];
+ uint8_t qid[MAX_QIDS];
+ int nb_qids;
+};
+
+static struct rte_event release_ev;
+
+static inline struct rte_mbuf *
+rte_gen_arp(int portid, struct rte_mempool *mp)
+{
+ /*
+ * len = 14 + 46
+ * ARP, Request who-has 10.0.0.1 tell 10.0.0.2, length 46
+ */
+ static const uint8_t arp_request[] = {
+ /*0x0000:*/ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xec, 0xa8,
+ 0x6b, 0xfd, 0x02, 0x29, 0x08, 0x06, 0x00, 0x01,
+ /*0x0010:*/ 0x08, 0x00, 0x06, 0x04, 0x00, 0x01, 0xec, 0xa8,
+ 0x6b, 0xfd, 0x02, 0x29, 0x0a, 0x00, 0x00, 0x01,
+ /*0x0020:*/ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0a, 0x00,
+ 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ /*0x0030:*/ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00
+ };
+ struct rte_mbuf *m;
+ int pkt_len = sizeof(arp_request) - 1;
+
+ m = rte_pktmbuf_alloc(mp);
+ if (!m)
+ return 0;
+
+ memcpy((void *)((uintptr_t)m->buf_addr + m->data_off),
+ arp_request, pkt_len);
+ rte_pktmbuf_pkt_len(m) = pkt_len;
+ rte_pktmbuf_data_len(m) = pkt_len;
+
+ RTE_SET_USED(portid);
+
+ return m;
+}
+
+static void
+xstats_print(void)
+{
+ const uint32_t XSTATS_MAX = 1024;
+ uint32_t i;
+ uint32_t ids[XSTATS_MAX];
+ uint64_t values[XSTATS_MAX];
+ struct rte_event_dev_xstats_name xstats_names[XSTATS_MAX];
+
+ for (i = 0; i < XSTATS_MAX; i++)
+ ids[i] = i;
+
+ /* Device names / values */
+ int ret = rte_event_dev_xstats_names_get(evdev,
+ RTE_EVENT_DEV_XSTATS_DEVICE, 0,
+ xstats_names, ids, XSTATS_MAX);
+ if (ret < 0) {
+ printf("%d: xstats names get() returned error\n",
+ __LINE__);
+ return;
+ }
+ ret = rte_event_dev_xstats_get(evdev,
+ RTE_EVENT_DEV_XSTATS_DEVICE,
+ 0, ids, values, ret);
+ if (ret > (signed int)XSTATS_MAX)
+ printf("%s %d: more xstats available than space\n",
+ __func__, __LINE__);
+ for (i = 0; (signed int)i < ret; i++) {
+ printf("%d : %s : %"PRIu64"\n",
+ i, xstats_names[i].name, values[i]);
+ }
+
+ /* Port names / values */
+ ret = rte_event_dev_xstats_names_get(evdev,
+ RTE_EVENT_DEV_XSTATS_PORT, 0,
+ xstats_names, ids, XSTATS_MAX);
+ ret = rte_event_dev_xstats_get(evdev,
+ RTE_EVENT_DEV_XSTATS_PORT, 1,
+ ids, values, ret);
+ if (ret > (signed int)XSTATS_MAX)
+ printf("%s %d: more xstats available than space\n",
+ __func__, __LINE__);
+ for (i = 0; (signed int)i < ret; i++) {
+ printf("%d : %s : %"PRIu64"\n",
+ i, xstats_names[i].name, values[i]);
+ }
+
+ /* Queue names / values */
+ ret = rte_event_dev_xstats_names_get(evdev,
+ RTE_EVENT_DEV_XSTATS_QUEUE, 0,
+ xstats_names, ids, XSTATS_MAX);
+ ret = rte_event_dev_xstats_get(evdev,
+ RTE_EVENT_DEV_XSTATS_QUEUE,
+ 1, ids, values, ret);
+ if (ret > (signed int)XSTATS_MAX)
+ printf("%s %d: more xstats available than space\n",
+ __func__, __LINE__);
+ for (i = 0; (signed int)i < ret; i++) {
+ printf("%d : %s : %"PRIu64"\n",
+ i, xstats_names[i].name, values[i]);
+ }
+}
+
+/* initialization and config */
+static inline int
+init(struct test *t, int nb_queues, int nb_ports)
+{
+ struct rte_event_dev_config config = {
+ .nb_event_queues = nb_queues,
+ .nb_event_ports = nb_ports,
+ .nb_event_queue_flows = 1024,
+ .nb_events_limit = 4096,
+ .nb_event_port_dequeue_depth = 128,
+ .nb_event_port_enqueue_depth = 128,
+ };
+ int ret;
+
+ void *temp = t->mbuf_pool; /* save and restore mbuf pool */
+
+ memset(t, 0, sizeof(*t));
+ t->mbuf_pool = temp;
+
+ ret = rte_event_dev_configure(evdev, &config);
+ if (ret < 0)
+ printf("%d: Error configuring device\n", __LINE__);
+ return ret;
+};
+
+static inline int
+create_ports(struct test *t, int num_ports)
+{
+ int i;
+ static const struct rte_event_port_conf conf = {
+ .new_event_threshold = 1024,
+ .dequeue_depth = 32,
+ .enqueue_depth = 64,
+ };
+ if (num_ports > MAX_PORTS)
+ return -1;
+
+ for (i = 0; i < num_ports; i++) {
+ if (rte_event_port_setup(evdev, i, &conf) < 0) {
+ printf("Error setting up port %d\n", i);
+ return -1;
+ }
+ t->port[i] = i;
+ }
+
+ return 0;
+}
+
+static inline int
+create_lb_qids(struct test *t, int num_qids, uint32_t flags)
+{
+ int i;
+
+ /* Q creation */
+ const struct rte_event_queue_conf conf = {
+ .event_queue_cfg = flags,
+ .priority = RTE_EVENT_DEV_PRIORITY_NORMAL,
+ .nb_atomic_flows = 1024,
+ .nb_atomic_order_sequences = 1024,
+ };
+
+ for (i = t->nb_qids; i < t->nb_qids + num_qids; i++) {
+ if (rte_event_queue_setup(evdev, i, &conf) < 0) {
+ printf("%d: error creating qid %d\n", __LINE__, i);
+ return -1;
+ }
+ t->qid[i] = i;
+ }
+ t->nb_qids += num_qids;
+ if (t->nb_qids > MAX_QIDS)
+ return -1;
+
+ return 0;
+}
+
+static inline int
+create_atomic_qids(struct test *t, int num_qids)
+{
+ return create_lb_qids(t, num_qids, RTE_EVENT_QUEUE_CFG_ATOMIC_ONLY);
+}
+
+static inline int
+create_ordered_qids(struct test *t, int num_qids)
+{
+ return create_lb_qids(t, num_qids, RTE_EVENT_QUEUE_CFG_ORDERED_ONLY);
+}
+
+
+static inline int
+create_unordered_qids(struct test *t, int num_qids)
+{
+ return create_lb_qids(t, num_qids, RTE_EVENT_QUEUE_CFG_PARALLEL_ONLY);
+}
+
+static inline int
+create_directed_qids(struct test *t, int num_qids, const uint8_t ports[])
+{
+ int i;
+
+ /* Q creation */
+ static const struct rte_event_queue_conf conf = {
+ .priority = RTE_EVENT_DEV_PRIORITY_NORMAL,
+ .event_queue_cfg = RTE_EVENT_QUEUE_CFG_SINGLE_LINK,
+ .nb_atomic_flows = 1024,
+ .nb_atomic_order_sequences = 1024,
+ };
+
+ for (i = t->nb_qids; i < t->nb_qids + num_qids; i++) {
+ if (rte_event_queue_setup(evdev, i, &conf) < 0) {
+ printf("%d: error creating qid %d\n", __LINE__, i);
+ return -1;
+ }
+ t->qid[i] = i;
+
+ if (rte_event_port_link(evdev, ports[i - t->nb_qids],
+ &t->qid[i], NULL, 1) != 1) {
+ printf("%d: error creating link for qid %d\n",
+ __LINE__, i);
+ return -1;
+ }
+ }
+ t->nb_qids += num_qids;
+ if (t->nb_qids > MAX_QIDS)
+ return -1;
+
+ return 0;
+}
+
+/* destruction */
+static inline int
+cleanup(struct test *t __rte_unused)
+{
+ rte_event_dev_stop(evdev);
+ rte_event_dev_close(evdev);
+ return 0;
+};
+
+struct test_event_dev_stats {
+ uint64_t rx_pkts; /**< Total packets received */
+ uint64_t rx_dropped; /**< Total packets dropped (Eg Invalid QID) */
+ uint64_t tx_pkts; /**< Total packets transmitted */
+
+ /** Packets received on this port */
+ uint64_t port_rx_pkts[MAX_PORTS];
+ /** Packets dropped on this port */
+ uint64_t port_rx_dropped[MAX_PORTS];
+ /** Packets inflight on this port */
+ uint64_t port_inflight[MAX_PORTS];
+ /** Packets transmitted on this port */
+ uint64_t port_tx_pkts[MAX_PORTS];
+ /** Packets received on this qid */
+ uint64_t qid_rx_pkts[MAX_QIDS];
+ /** Packets dropped on this qid */
+ uint64_t qid_rx_dropped[MAX_QIDS];
+ /** Packets transmitted on this qid */
+ uint64_t qid_tx_pkts[MAX_QIDS];
+};
+
+static inline int
+test_event_dev_stats_get(int dev_id, struct test_event_dev_stats *stats)
+{
+ static uint32_t i;
+ static uint32_t total_ids[3]; /* rx, tx and drop */
+ static uint32_t port_rx_pkts_ids[MAX_PORTS];
+ static uint32_t port_rx_dropped_ids[MAX_PORTS];
+ static uint32_t port_inflight_ids[MAX_PORTS];
+ static uint32_t port_tx_pkts_ids[MAX_PORTS];
+ static uint32_t qid_rx_pkts_ids[MAX_QIDS];
+ static uint32_t qid_rx_dropped_ids[MAX_QIDS];
+ static uint32_t qid_tx_pkts_ids[MAX_QIDS];
+
+
+ stats->rx_pkts = rte_event_dev_xstats_by_name_get(dev_id,
+ "dev_rx", &total_ids[0]);
+ stats->rx_dropped = rte_event_dev_xstats_by_name_get(dev_id,
+ "dev_drop", &total_ids[1]);
+ stats->tx_pkts = rte_event_dev_xstats_by_name_get(dev_id,
+ "dev_tx", &total_ids[2]);
+ for (i = 0; i < MAX_PORTS; i++) {
+ char name[32];
+ snprintf(name, sizeof(name), "port_%u_rx", i);
+ stats->port_rx_pkts[i] = rte_event_dev_xstats_by_name_get(
+ dev_id, name, &port_rx_pkts_ids[i]);
+ snprintf(name, sizeof(name), "port_%u_drop", i);
+ stats->port_rx_dropped[i] = rte_event_dev_xstats_by_name_get(
+ dev_id, name, &port_rx_dropped_ids[i]);
+ snprintf(name, sizeof(name), "port_%u_inflight", i);
+ stats->port_inflight[i] = rte_event_dev_xstats_by_name_get(
+ dev_id, name, &port_inflight_ids[i]);
+ snprintf(name, sizeof(name), "port_%u_tx", i);
+ stats->port_tx_pkts[i] = rte_event_dev_xstats_by_name_get(
+ dev_id, name, &port_tx_pkts_ids[i]);
+ }
+ for (i = 0; i < MAX_QIDS; i++) {
+ char name[32];
+ snprintf(name, sizeof(name), "qid_%u_rx", i);
+ stats->qid_rx_pkts[i] = rte_event_dev_xstats_by_name_get(
+ dev_id, name, &qid_rx_pkts_ids[i]);
+ snprintf(name, sizeof(name), "qid_%u_drop", i);
+ stats->qid_rx_dropped[i] = rte_event_dev_xstats_by_name_get(
+ dev_id, name, &qid_rx_dropped_ids[i]);
+ snprintf(name, sizeof(name), "qid_%u_tx", i);
+ stats->qid_tx_pkts[i] = rte_event_dev_xstats_by_name_get(
+ dev_id, name, &qid_tx_pkts_ids[i]);
+ }
+
+ return 0;
+}
+
+/* run_prio_packet_test
+ * This performs a basic packet priority check on the test instance passed in.
+ * It is factored out of the main priority tests as the same tests must be
+ * performed to ensure prioritization of each type of QID.
+ *
+ * Requirements:
+ * - An initialized test structure, including mempool
+ * - t->port[0] is initialized for both Enq / Deq of packets to the QID
+ * - t->qid[0] is the QID to be tested
+ * - if LB QID, the CQ must be mapped to the QID.
+ */
+static int
+run_prio_packet_test(struct test *t)
+{
+ int err;
+ const uint32_t MAGIC_SEQN[] = {4711, 1234};
+ const uint32_t PRIORITY[] = {
+ RTE_EVENT_DEV_PRIORITY_NORMAL,
+ RTE_EVENT_DEV_PRIORITY_HIGHEST
+ };
+ unsigned int i;
+ for (i = 0; i < RTE_DIM(MAGIC_SEQN); i++) {
+ /* generate pkt and enqueue */
+ struct rte_event ev;
+ struct rte_mbuf *arp = rte_gen_arp(0, t->mbuf_pool);
+ if (!arp) {
+ printf("%d: gen of pkt failed\n", __LINE__);
+ return -1;
+ }
+ arp->seqn = MAGIC_SEQN[i];
+
+ ev = (struct rte_event){
+ .priority = PRIORITY[i],
+ .op = RTE_EVENT_OP_NEW,
+ .queue_id = t->qid[0],
+ .mbuf = arp
+ };
+ err = rte_event_enqueue_burst(evdev, t->port[0], &ev, 1);
+ if (err < 0) {
+ printf("%d: error failed to enqueue\n", __LINE__);
+ return -1;
+ }
+ }
+
+ rte_event_schedule(evdev);
+
+ struct test_event_dev_stats stats;
+ err = test_event_dev_stats_get(evdev, &stats);
+ if (err) {
+ printf("%d: error failed to get stats\n", __LINE__);
+ return -1;
+ }
+
+ if (stats.port_rx_pkts[t->port[0]] != 2) {
+ printf("%d: error stats incorrect for directed port\n",
+ __LINE__);
+ rte_event_dev_dump(evdev, stdout);
+ return -1;
+ }
+
+ struct rte_event ev, ev2;
+ uint32_t deq_pkts;
+ deq_pkts = rte_event_dequeue_burst(evdev, t->port[0], &ev, 1, 0);
+ if (deq_pkts != 1) {
+ printf("%d: error failed to deq\n", __LINE__);
+ rte_event_dev_dump(evdev, stdout);
+ return -1;
+ }
+ if (ev.mbuf->seqn != MAGIC_SEQN[1]) {
+ printf("%d: first packet out not highest priority\n",
+ __LINE__);
+ rte_event_dev_dump(evdev, stdout);
+ return -1;
+ }
+ rte_pktmbuf_free(ev.mbuf);
+
+ deq_pkts = rte_event_dequeue_burst(evdev, t->port[0], &ev2, 1, 0);
+ if (deq_pkts != 1) {
+ printf("%d: error failed to deq\n", __LINE__);
+ rte_event_dev_dump(evdev, stdout);
+ return -1;
+ }
+ if (ev2.mbuf->seqn != MAGIC_SEQN[0]) {
+ printf("%d: second packet out not lower priority\n",
+ __LINE__);
+ rte_event_dev_dump(evdev, stdout);
+ return -1;
+ }
+ rte_pktmbuf_free(ev2.mbuf);
+
+ cleanup(t);
+ return 0;
+}
+
+static int
+test_single_directed_packet(struct test *t)
+{
+ const int rx_enq = 0;
+ const int wrk_enq = 2;
+ int err;
+
+ /* Create instance with 3 directed QIDs going to 3 ports */
+ if (init(t, 3, 3) < 0 ||
+ create_ports(t, 3) < 0 ||
+ create_directed_qids(t, 3, t->port) < 0)
+ return -1;
+
+ if (rte_event_dev_start(evdev) < 0) {
+ printf("%d: Error with start call\n", __LINE__);
+ return -1;
+ }
+
+ /************** FORWARD ****************/
+ struct rte_mbuf *arp = rte_gen_arp(0, t->mbuf_pool);
+ struct rte_event ev = {
+ .op = RTE_EVENT_OP_NEW,
+ .queue_id = wrk_enq,
+ .mbuf = arp,
+ };
+
+ if (!arp) {
+ printf("%d: gen of pkt failed\n", __LINE__);
+ return -1;
+ }
+
+ const uint32_t MAGIC_SEQN = 4711;
+ arp->seqn = MAGIC_SEQN;
+
+ /* generate pkt and enqueue */
+ err = rte_event_enqueue_burst(evdev, rx_enq, &ev, 1);
+ if (err < 0) {
+ printf("%d: error failed to enqueue\n", __LINE__);
+ return -1;
+ }
+
+ /* Run schedule() as dir packets may need to be re-ordered */
+ rte_event_schedule(evdev);
+
+ struct test_event_dev_stats stats;
+ err = test_event_dev_stats_get(evdev, &stats);
+ if (err) {
+ printf("%d: error failed to get stats\n", __LINE__);
+ return -1;
+ }
+
+ if (stats.port_rx_pkts[rx_enq] != 1) {
+ printf("%d: error stats incorrect for directed port\n",
+ __LINE__);
+ return -1;
+ }
+
+ uint32_t deq_pkts;
+ deq_pkts = rte_event_dequeue_burst(evdev, wrk_enq, &ev, 1, 0);
+ if (deq_pkts != 1) {
+ printf("%d: error failed to deq\n", __LINE__);
+ return -1;
+ }
+
+ err = test_event_dev_stats_get(evdev, &stats);
+ if (stats.port_rx_pkts[wrk_enq] != 0 &&
+ stats.port_rx_pkts[wrk_enq] != 1) {
+ printf("%d: error directed stats post-dequeue\n", __LINE__);
+ return -1;
+ }
+
+ if (ev.mbuf->seqn != MAGIC_SEQN) {
+ printf("%d: error magic sequence number not dequeued\n",
+ __LINE__);
+ return -1;
+ }
+
+ rte_pktmbuf_free(ev.mbuf);
+ cleanup(t);
+ return 0;
+}
+
+
+static int
+test_priority_directed(struct test *t)
+{
+ if (init(t, 1, 1) < 0 ||
+ create_ports(t, 1) < 0 ||
+ create_directed_qids(t, 1, t->port) < 0) {
+ printf("%d: Error initializing device\n", __LINE__);
+ return -1;
+ }
+
+ if (rte_event_dev_start(evdev) < 0) {
+ printf("%d: Error with start call\n", __LINE__);
+ return -1;
+ }
+
+ return run_prio_packet_test(t);
+}
+
+static int
+test_priority_atomic(struct test *t)
+{
+ if (init(t, 1, 1) < 0 ||
+ create_ports(t, 1) < 0 ||
+ create_atomic_qids(t, 1) < 0) {
+ printf("%d: Error initializing device\n", __LINE__);
+ return -1;
+ }
+
+ /* map the QID */
+ if (rte_event_port_link(evdev, t->port[0], &t->qid[0], NULL, 1) != 1) {
+ printf("%d: error mapping qid to port\n", __LINE__);
+ return -1;
+ }
+ if (rte_event_dev_start(evdev) < 0) {
+ printf("%d: Error with start call\n", __LINE__);
+ return -1;
+ }
+
+ return run_prio_packet_test(t);
+}
+
+static int
+test_priority_ordered(struct test *t)
+{
+ if (init(t, 1, 1) < 0 ||
+ create_ports(t, 1) < 0 ||
+ create_ordered_qids(t, 1) < 0) {
+ printf("%d: Error initializing device\n", __LINE__);
+ return -1;
+ }
+
+ /* map the QID */
+ if (rte_event_port_link(evdev, t->port[0], &t->qid[0], NULL, 1) != 1) {
+ printf("%d: error mapping qid to port\n", __LINE__);
+ return -1;
+ }
+ if (rte_event_dev_start(evdev) < 0) {
+ printf("%d: Error with start call\n", __LINE__);
+ return -1;
+ }
+
+ return run_prio_packet_test(t);
+}
+
+static int
+test_priority_unordered(struct test *t)
+{
+ if (init(t, 1, 1) < 0 ||
+ create_ports(t, 1) < 0 ||
+ create_unordered_qids(t, 1) < 0) {
+ printf("%d: Error initializing device\n", __LINE__);
+ return -1;
+ }
+
+ /* map the QID */
+ if (rte_event_port_link(evdev, t->port[0], &t->qid[0], NULL, 1) != 1) {
+ printf("%d: error mapping qid to port\n", __LINE__);
+ return -1;
+ }
+ if (rte_event_dev_start(evdev) < 0) {
+ printf("%d: Error with start call\n", __LINE__);
+ return -1;
+ }
+
+ return run_prio_packet_test(t);
+}
+
+static int
+burst_packets(struct test *t)
+{
+ /************** CONFIG ****************/
+ uint32_t i;
+ int err;
+ int ret;
+
+ /* Create instance with 2 ports and 2 queues */
+ if (init(t, 2, 2) < 0 ||
+ create_ports(t, 2) < 0 ||
+ create_atomic_qids(t, 2) < 0) {
+ printf("%d: Error initializing device\n", __LINE__);
+ return -1;
+ }
+
+ /* CQ mapping to QID */
+ ret = rte_event_port_link(evdev, t->port[0], &t->qid[0], NULL, 1);
+ if (ret != 1) {
+ printf("%d: error mapping lb qid0\n", __LINE__);
+ return -1;
+ }
+ ret = rte_event_port_link(evdev, t->port[1], &t->qid[1], NULL, 1);
+ if (ret != 1) {
+ printf("%d: error mapping lb qid1\n", __LINE__);
+ return -1;
+ }
+
+ if (rte_event_dev_start(evdev) < 0) {
+ printf("%d: Error with start call\n", __LINE__);
+ return -1;
+ }
+
+ /************** FORWARD ****************/
+ const uint32_t rx_port = 0;
+ const uint32_t NUM_PKTS = 2;
+
+ for (i = 0; i < NUM_PKTS; i++) {
+ struct rte_mbuf *arp = rte_gen_arp(0, t->mbuf_pool);
+ if (!arp) {
+ printf("%d: error generating pkt\n", __LINE__);
+ return -1;
+ }
+
+ struct rte_event ev = {
+ .op = RTE_EVENT_OP_NEW,
+ .queue_id = i % 2,
+ .flow_id = i % 3,
+ .mbuf = arp,
+ };
+ /* generate pkt and enqueue */
+ err = rte_event_enqueue_burst(evdev, t->port[rx_port], &ev, 1);
+ if (err < 0) {
+ printf("%d: Failed to enqueue\n", __LINE__);
+ return -1;
+ }
+ }
+ rte_event_schedule(evdev);
+
+ /* Check stats for all NUM_PKTS arrived to sched core */
+ struct test_event_dev_stats stats;
+
+ err = test_event_dev_stats_get(evdev, &stats);
+ if (err) {
+ printf("%d: failed to get stats\n", __LINE__);
+ return -1;
+ }
+ if (stats.rx_pkts != NUM_PKTS || stats.tx_pkts != NUM_PKTS) {
+ printf("%d: Sched core didn't receive all %d pkts\n",
+ __LINE__, NUM_PKTS);
+ rte_event_dev_dump(evdev, stdout);
+ return -1;
+ }
+
+ uint32_t deq_pkts;
+ int p;
+
+ deq_pkts = 0;
+ /******** DEQ QID 1 *******/
+ do {
+ struct rte_event ev;
+ p = rte_event_dequeue_burst(evdev, t->port[0], &ev, 1, 0);
+ deq_pkts += p;
+ rte_pktmbuf_free(ev.mbuf);
+ } while (p);
+
+ if (deq_pkts != NUM_PKTS/2) {
+ printf("%d: Half of NUM_PKTS didn't arrive at port 1\n",
+ __LINE__);
+ return -1;
+ }
+
+ /******** DEQ QID 2 *******/
+ deq_pkts = 0;
+ do {
+ struct rte_event ev;
+ p = rte_event_dequeue_burst(evdev, t->port[1], &ev, 1, 0);
+ deq_pkts += p;
+ rte_pktmbuf_free(ev.mbuf);
+ } while (p);
+ if (deq_pkts != NUM_PKTS/2) {
+ printf("%d: Half of NUM_PKTS didn't arrive at port 2\n",
+ __LINE__);
+ return -1;
+ }
+
+ cleanup(t);
+ return 0;
+}
+
+static int
+abuse_inflights(struct test *t)
+{
+ const int rx_enq = 0;
+ const int wrk_enq = 2;
+ int err;
+
+ /* Create instance with 4 ports */
+ if (init(t, 1, 4) < 0 ||
+ create_ports(t, 4) < 0 ||
+ create_atomic_qids(t, 1) < 0) {
+ printf("%d: Error initializing device\n", __LINE__);
+ return -1;
+ }
+
+ /* CQ mapping to QID */
+ err = rte_event_port_link(evdev, t->port[wrk_enq], NULL, NULL, 0);
+ if (err != 1) {
+ printf("%d: error mapping lb qid\n", __LINE__);
+ cleanup(t);
+ return -1;
+ }
+
+ if (rte_event_dev_start(evdev) < 0) {
+ printf("%d: Error with start call\n", __LINE__);
+ return -1;
+ }
+
+ /* Enqueue op only */
+ err = rte_event_enqueue_burst(evdev, t->port[rx_enq], &release_ev, 1);
+ if (err < 0) {
+ printf("%d: Failed to enqueue\n", __LINE__);
+ return -1;
+ }
+
+ /* schedule */
+ rte_event_schedule(evdev);
+
+ struct test_event_dev_stats stats;
+
+ err = test_event_dev_stats_get(evdev, &stats);
+ if (err) {
+ printf("%d: failed to get stats\n", __LINE__);
+ return -1;
+ }
+
+ if (stats.rx_pkts != 0 ||
+ stats.tx_pkts != 0 ||
+ stats.port_inflight[wrk_enq] != 0) {
+ printf("%d: Sched core didn't handle pkt as expected\n",
+ __LINE__);
+ return -1;
+ }
+
+ cleanup(t);
+ return 0;
+}
+
+static int
+xstats_tests(struct test *t)
+{
+ const int wrk_enq = 2;
+ int err;
+
+ /* Create instance with 4 ports */
+ if (init(t, 1, 4) < 0 ||
+ create_ports(t, 4) < 0 ||
+ create_atomic_qids(t, 1) < 0) {
+ printf("%d: Error initializing device\n", __LINE__);
+ return -1;
+ }
+
+ /* CQ mapping to QID */
+ err = rte_event_port_link(evdev, t->port[wrk_enq], NULL, NULL, 0);
+ if (err != 1) {
+ printf("%d: error mapping lb qid\n", __LINE__);
+ cleanup(t);
+ return -1;
+ }
+
+ if (rte_event_dev_start(evdev) < 0) {
+ printf("%d: Error with start call\n", __LINE__);
+ return -1;
+ }
+
+ const uint32_t XSTATS_MAX = 1024;
+
+ uint32_t i;
+ uint32_t ids[XSTATS_MAX];
+ uint64_t values[XSTATS_MAX];
+ struct rte_event_dev_xstats_name xstats_names[XSTATS_MAX];
+
+ for (i = 0; i < XSTATS_MAX; i++)
+ ids[i] = i;
+
+ /* Device names / values */
+ int ret = rte_event_dev_xstats_names_get(evdev,
+ RTE_EVENT_DEV_XSTATS_DEVICE,
+ 0, xstats_names, ids, XSTATS_MAX);
+ if (ret != 6) {
+ printf("%d: expected 6 stats, got return %d\n", __LINE__, ret);
+ return -1;
+ }
+ ret = rte_event_dev_xstats_get(evdev,
+ RTE_EVENT_DEV_XSTATS_DEVICE,
+ 0, ids, values, ret);
+ if (ret != 6) {
+ printf("%d: expected 6 stats, got return %d\n", __LINE__, ret);
+ return -1;
+ }
+
+ /* Port names / values */
+ ret = rte_event_dev_xstats_names_get(evdev,
+ RTE_EVENT_DEV_XSTATS_PORT, 0,
+ xstats_names, ids, XSTATS_MAX);
+ if (ret != 21) {
+ printf("%d: expected 21 stats, got return %d\n", __LINE__, ret);
+ return -1;
+ }
+ ret = rte_event_dev_xstats_get(evdev,
+ RTE_EVENT_DEV_XSTATS_PORT, 0,
+ ids, values, ret);
+ if (ret != 21) {
+ printf("%d: expected 21 stats, got return %d\n", __LINE__, ret);
+ return -1;
+ }
+
+ /* Queue names / values */
+ ret = rte_event_dev_xstats_names_get(evdev,
+ RTE_EVENT_DEV_XSTATS_QUEUE,
+ 0, xstats_names, ids, XSTATS_MAX);
+ if (ret != 13) {
+ printf("%d: expected 13 stats, got return %d\n", __LINE__, ret);
+ return -1;
+ }
+
+ /* NEGATIVE TEST: with wrong queue passed, 0 stats should be returned */
+ ret = rte_event_dev_xstats_get(evdev,
+ RTE_EVENT_DEV_XSTATS_QUEUE,
+ 1, ids, values, ret);
+ if (ret != -EINVAL) {
+ printf("%d: expected 0 stats, got return %d\n", __LINE__, ret);
+ return -1;
+ }
+
+ ret = rte_event_dev_xstats_get(evdev,
+ RTE_EVENT_DEV_XSTATS_QUEUE,
+ 0, ids, values, ret);
+ if (ret != 13) {
+ printf("%d: expected 13 stats, got return %d\n", __LINE__, ret);
+ return -1;
+ }
+
+ /* enqueue packets to check values */
+ for (i = 0; i < 3; i++) {
+ struct rte_event ev;
+ struct rte_mbuf *arp = rte_gen_arp(0, t->mbuf_pool);
+ if (!arp) {
+ printf("%d: gen of pkt failed\n", __LINE__);
+ return -1;
+ }
+ ev.queue_id = t->qid[i];
+ ev.op = RTE_EVENT_OP_NEW;
+ ev.mbuf = arp;
+ ev.flow_id = 7;
+ arp->seqn = i;
+
+ int err = rte_event_enqueue_burst(evdev, t->port[0], &ev, 1);
+ if (err != 1) {
+ printf("%d: Failed to enqueue\n", __LINE__);
+ return -1;
+ }
+ }
+
+ rte_event_schedule(evdev);
+
+ /* Device names / values */
+ int num_stats = rte_event_dev_xstats_names_get(evdev,
+ RTE_EVENT_DEV_XSTATS_DEVICE, 0,
+ xstats_names, ids, XSTATS_MAX);
+ if (num_stats < 0)
+ goto fail;
+ ret = rte_event_dev_xstats_get(evdev,
+ RTE_EVENT_DEV_XSTATS_DEVICE,
+ 0, ids, values, num_stats);
+ static const uint64_t expected[] = {3, 3, 0, 1, 0, 0};
+ for (i = 0; (signed int)i < ret; i++) {
+ if (expected[i] != values[i]) {
+ printf(
+ "%d Error xstat %d (id %d) %s : %"PRIu64
+ ", expect %"PRIu64"\n",
+ __LINE__, i, ids[i], xstats_names[i].name,
+ values[i], expected[i]);
+ goto fail;
+ }
+ }
+
+ ret = rte_event_dev_xstats_reset(evdev, RTE_EVENT_DEV_XSTATS_DEVICE,
+ 0, NULL, 0);
+
+ /* ensure reset statistics are zero-ed */
+ static const uint64_t expected_zero[] = {0, 0, 0, 0, 0, 0};
+ ret = rte_event_dev_xstats_get(evdev,
+ RTE_EVENT_DEV_XSTATS_DEVICE,
+ 0, ids, values, num_stats);
+ for (i = 0; (signed int)i < ret; i++) {
+ if (expected_zero[i] != values[i]) {
+ printf(
+ "%d Error, xstat %d (id %d) %s : %"PRIu64
+ ", expect %"PRIu64"\n",
+ __LINE__, i, ids[i], xstats_names[i].name,
+ values[i], expected_zero[i]);
+ goto fail;
+ }
+ }
+
+ /* port reset checks */
+ num_stats = rte_event_dev_xstats_names_get(evdev,
+ RTE_EVENT_DEV_XSTATS_PORT, 0,
+ xstats_names, ids, XSTATS_MAX);
+ if (num_stats < 0)
+ goto fail;
+ ret = rte_event_dev_xstats_get(evdev, RTE_EVENT_DEV_XSTATS_PORT,
+ 0, ids, values, num_stats);
+
+ static const uint64_t port_expected[] = {
+ 3 /* rx */,
+ 0 /* tx */,
+ 0 /* drop */,
+ 0 /* inflights */,
+ 0 /* avg pkt cycles */,
+ 29 /* credits */,
+ 0 /* rx ring used */,
+ 4096 /* rx ring free */,
+ 0 /* cq ring used */,
+ 32 /* cq ring free */,
+ 0 /* dequeue calls */,
+ /* 10 dequeue burst buckets */
+ 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0,
+ };
+ if (ret != RTE_DIM(port_expected)) {
+ printf(
+ "%s %d: wrong number of port stats (%d), expected %zu\n",
+ __func__, __LINE__, ret, RTE_DIM(port_expected));
+ }
+
+ for (i = 0; (signed int)i < ret; i++) {
+ if (port_expected[i] != values[i]) {
+ printf(
+ "%s : %d: Error stat %s is %"PRIu64
+ ", expected %"PRIu64"\n",
+ __func__, __LINE__, xstats_names[i].name,
+ values[i], port_expected[i]);
+ goto fail;
+ }
+ }
+
+ ret = rte_event_dev_xstats_reset(evdev, RTE_EVENT_DEV_XSTATS_PORT,
+ 0, NULL, 0);
+
+ /* ensure reset statistics are zero-ed */
+ static const uint64_t port_expected_zero[] = {
+ 0 /* rx */,
+ 0 /* tx */,
+ 0 /* drop */,
+ 0 /* inflights */,
+ 0 /* avg pkt cycles */,
+ 29 /* credits */,
+ 0 /* rx ring used */,
+ 4096 /* rx ring free */,
+ 0 /* cq ring used */,
+ 32 /* cq ring free */,
+ 0 /* dequeue calls */,
+ /* 10 dequeue burst buckets */
+ 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0,
+ };
+ ret = rte_event_dev_xstats_get(evdev,
+ RTE_EVENT_DEV_XSTATS_PORT,
+ 0, ids, values, num_stats);
+ for (i = 0; (signed int)i < ret; i++) {
+ if (port_expected_zero[i] != values[i]) {
+ printf(
+ "%d, Error, xstat %d (id %d) %s : %"PRIu64
+ ", expect %"PRIu64"\n",
+ __LINE__, i, ids[i], xstats_names[i].name,
+ values[i], port_expected_zero[i]);
+ goto fail;
+ }
+ }
+
+ /* QUEUE STATS TESTS */
+ num_stats = rte_event_dev_xstats_names_get(evdev,
+ RTE_EVENT_DEV_XSTATS_QUEUE, 0,
+ xstats_names, ids, XSTATS_MAX);
+ ret = rte_event_dev_xstats_get(evdev, RTE_EVENT_DEV_XSTATS_QUEUE,
+ 0, ids, values, num_stats);
+ if (ret < 0) {
+ printf("xstats get returned %d\n", ret);
+ goto fail;
+ }
+ if ((unsigned int)ret > XSTATS_MAX)
+ printf("%s %d: more xstats available than space\n",
+ __func__, __LINE__);
+
+ static const uint64_t queue_expected[] = {
+ 3 /* rx */,
+ 3 /* tx */,
+ 0 /* drop */,
+ 3 /* inflights */,
+ 512 /* iq size */,
+ 0, 0, 0, 0, /* iq 0, 1, 2, 3 used */
+ 0, 0, 1, 0, /* qid_0_port_X_pinned_flows */
+ };
+ for (i = 0; (signed int)i < ret; i++) {
+ if (queue_expected[i] != values[i]) {
+ printf(
+ "%d, Error, xstat %d (id %d) %s : %"PRIu64
+ ", expect %"PRIu64"\n",
+ __LINE__, i, ids[i], xstats_names[i].name,
+ values[i], queue_expected[i]);
+ goto fail;
+ }
+ }
+
+ /* Reset the queue stats here */
+ ret = rte_event_dev_xstats_reset(evdev,
+ RTE_EVENT_DEV_XSTATS_QUEUE, 0,
+ NULL,
+ 0);
+
+ /* Verify that the resetable stats are reset, and others are not */
+ static const uint64_t queue_expected_zero[] = {
+ 0 /* rx */,
+ 0 /* tx */,
+ 0 /* drop */,
+ 3 /* inflight */,
+ 512 /* iq size */,
+ 0, 0, 0, 0, /* 4 iq used */
+ 0, 0, 1, 0, /* qid to port pinned flows */
+ };
+
+ ret = rte_event_dev_xstats_get(evdev, RTE_EVENT_DEV_XSTATS_QUEUE, 0,
+ ids, values, num_stats);
+ int fails = 0;
+ for (i = 0; (signed int)i < ret; i++) {
+ if (queue_expected_zero[i] != values[i]) {
+ printf(
+ "%d, Error, xstat %d (id %d) %s : %"PRIu64
+ ", expect %"PRIu64"\n",
+ __LINE__, i, ids[i], xstats_names[i].name,
+ values[i], queue_expected_zero[i]);
+ fails++;
+ }
+ }
+ if (fails) {
+ printf("%d : %d of values were not as expected above\n",
+ __LINE__, fails);
+ goto fail;
+ }
+
+ cleanup(t);
+ return 0;
+
+fail:
+ rte_event_dev_dump(0, stdout);
+ cleanup(t);
+ return -1;
+}
+
+
+static int
+xstats_id_abuse_tests(struct test *t)
+{
+ int err;
+ const uint32_t XSTATS_MAX = 1024;
+ const uint32_t link_port = 2;
+
+ uint32_t ids[XSTATS_MAX];
+ struct rte_event_dev_xstats_name xstats_names[XSTATS_MAX];
+
+ /* Create instance with 4 ports */
+ if (init(t, 1, 4) < 0 ||
+ create_ports(t, 4) < 0 ||
+ create_atomic_qids(t, 1) < 0) {
+ printf("%d: Error initializing device\n", __LINE__);
+ goto fail;
+ }
+
+ err = rte_event_port_link(evdev, t->port[link_port], NULL, NULL, 0);
+ if (err != 1) {
+ printf("%d: error mapping lb qid\n", __LINE__);
+ goto fail;
+ }
+
+ if (rte_event_dev_start(evdev) < 0) {
+ printf("%d: Error with start call\n", __LINE__);
+ goto fail;
+ }
+
+ /* no test for device, as it ignores the port/q number */
+ int num_stats = rte_event_dev_xstats_names_get(evdev,
+ RTE_EVENT_DEV_XSTATS_PORT,
+ UINT8_MAX-1, xstats_names, ids,
+ XSTATS_MAX);
+ if (num_stats != 0) {
+ printf("%d: expected %d stats, got return %d\n", __LINE__,
+ 0, num_stats);
+ goto fail;
+ }
+
+ num_stats = rte_event_dev_xstats_names_get(evdev,
+ RTE_EVENT_DEV_XSTATS_QUEUE,
+ UINT8_MAX-1, xstats_names, ids,
+ XSTATS_MAX);
+ if (num_stats != 0) {
+ printf("%d: expected %d stats, got return %d\n", __LINE__,
+ 0, num_stats);
+ goto fail;
+ }
+
+ cleanup(t);
+ return 0;
+fail:
+ cleanup(t);
+ return -1;
+}
+
+static int
+port_reconfig_credits(struct test *t)
+{
+ if (init(t, 1, 1) < 0) {
+ printf("%d: Error initializing device\n", __LINE__);
+ return -1;
+ }
+
+ uint32_t i;
+ const uint32_t NUM_ITERS = 32;
+ for (i = 0; i < NUM_ITERS; i++) {
+ const struct rte_event_queue_conf conf = {
+ .event_queue_cfg = RTE_EVENT_QUEUE_CFG_ATOMIC_ONLY,
+ .priority = RTE_EVENT_DEV_PRIORITY_NORMAL,
+ .nb_atomic_flows = 1024,
+ .nb_atomic_order_sequences = 1024,
+ };
+ if (rte_event_queue_setup(evdev, 0, &conf) < 0) {
+ printf("%d: error creating qid\n", __LINE__);
+ return -1;
+ }
+ t->qid[0] = 0;
+
+ static const struct rte_event_port_conf port_conf = {
+ .new_event_threshold = 128,
+ .dequeue_depth = 32,
+ .enqueue_depth = 64,
+ };
+ if (rte_event_port_setup(evdev, 0, &port_conf) < 0) {
+ printf("%d Error setting up port\n", __LINE__);
+ return -1;
+ }
+
+ int links = rte_event_port_link(evdev, 0, NULL, NULL, 0);
+ if (links != 1) {
+ printf("%d: error mapping lb qid\n", __LINE__);
+ goto fail;
+ }
+
+ if (rte_event_dev_start(evdev) < 0) {
+ printf("%d: Error with start call\n", __LINE__);
+ goto fail;
+ }
+
+ const uint32_t NPKTS = 1;
+ uint32_t j;
+ for (j = 0; j < NPKTS; j++) {
+ struct rte_event ev;
+ struct rte_mbuf *arp = rte_gen_arp(0, t->mbuf_pool);
+ if (!arp) {
+ printf("%d: gen of pkt failed\n", __LINE__);
+ goto fail;
+ }
+ ev.queue_id = t->qid[0];
+ ev.op = RTE_EVENT_OP_NEW;
+ ev.mbuf = arp;
+ int err = rte_event_enqueue_burst(evdev, 0, &ev, 1);
+ if (err != 1) {
+ printf("%d: Failed to enqueue\n", __LINE__);
+ rte_event_dev_dump(0, stdout);
+ goto fail;
+ }
+ }
+
+ rte_event_schedule(evdev);
+
+ struct rte_event ev[NPKTS];
+ int deq = rte_event_dequeue_burst(evdev, t->port[0], ev,
+ NPKTS, 0);
+ if (deq != 1)
+ printf("%d error; no packet dequeued\n", __LINE__);
+
+ /* let cleanup below stop the device on last iter */
+ if (i != NUM_ITERS-1)
+ rte_event_dev_stop(evdev);
+ }
+
+ cleanup(t);
+ return 0;
+fail:
+ cleanup(t);
+ return -1;
+}
+
+static int
+port_single_lb_reconfig(struct test *t)
+{
+ if (init(t, 2, 2) < 0) {
+ printf("%d: Error initializing device\n", __LINE__);
+ goto fail;
+ }
+
+ static const struct rte_event_queue_conf conf_lb_atomic = {
+ .priority = RTE_EVENT_DEV_PRIORITY_NORMAL,
+ .event_queue_cfg = RTE_EVENT_QUEUE_CFG_ATOMIC_ONLY,
+ .nb_atomic_flows = 1024,
+ .nb_atomic_order_sequences = 1024,
+ };
+ if (rte_event_queue_setup(evdev, 0, &conf_lb_atomic) < 0) {
+ printf("%d: error creating qid\n", __LINE__);
+ goto fail;
+ }
+
+ static const struct rte_event_queue_conf conf_single_link = {
+ .priority = RTE_EVENT_DEV_PRIORITY_NORMAL,
+ .event_queue_cfg = RTE_EVENT_QUEUE_CFG_SINGLE_LINK,
+ .nb_atomic_flows = 1024,
+ .nb_atomic_order_sequences = 1024,
+ };
+ if (rte_event_queue_setup(evdev, 1, &conf_single_link) < 0) {
+ printf("%d: error creating qid\n", __LINE__);
+ goto fail;
+ }
+
+ struct rte_event_port_conf port_conf = {
+ .new_event_threshold = 128,
+ .dequeue_depth = 32,
+ .enqueue_depth = 64,
+ };
+ if (rte_event_port_setup(evdev, 0, &port_conf) < 0) {
+ printf("%d Error setting up port\n", __LINE__);
+ goto fail;
+ }
+ if (rte_event_port_setup(evdev, 1, &port_conf) < 0) {
+ printf("%d Error setting up port\n", __LINE__);
+ goto fail;
+ }
+
+ /* link port to lb queue */
+ uint8_t queue_id = 0;
+ if (rte_event_port_link(evdev, 0, &queue_id, NULL, 1) != 1) {
+ printf("%d: error creating link for qid\n", __LINE__);
+ goto fail;
+ }
+
+ int ret = rte_event_port_unlink(evdev, 0, &queue_id, 1);
+ if (ret != 1) {
+ printf("%d: Error unlinking lb port\n", __LINE__);
+ goto fail;
+ }
+
+ queue_id = 1;
+ if (rte_event_port_link(evdev, 0, &queue_id, NULL, 1) != 1) {
+ printf("%d: error creating link for qid\n", __LINE__);
+ goto fail;
+ }
+
+ queue_id = 0;
+ int err = rte_event_port_link(evdev, 1, &queue_id, NULL, 1);
+ if (err != 1) {
+ printf("%d: error mapping lb qid\n", __LINE__);
+ goto fail;
+ }
+
+ if (rte_event_dev_start(evdev) < 0) {
+ printf("%d: Error with start call\n", __LINE__);
+ goto fail;
+ }
+
+ cleanup(t);
+ return 0;
+fail:
+ cleanup(t);
+ return -1;
+}
+
+static int
+xstats_brute_force(struct test *t)
+{
+ uint32_t i;
+ const uint32_t XSTATS_MAX = 1024;
+ uint32_t ids[XSTATS_MAX];
+ uint64_t values[XSTATS_MAX];
+ struct rte_event_dev_xstats_name xstats_names[XSTATS_MAX];
+
+
+ /* Create instance with 4 ports */
+ if (init(t, 1, 4) < 0 ||
+ create_ports(t, 4) < 0 ||
+ create_atomic_qids(t, 1) < 0) {
+ printf("%d: Error initializing device\n", __LINE__);
+ return -1;
+ }
+
+ int err = rte_event_port_link(evdev, t->port[0], NULL, NULL, 0);
+ if (err != 1) {
+ printf("%d: error mapping lb qid\n", __LINE__);
+ goto fail;
+ }
+
+ if (rte_event_dev_start(evdev) < 0) {
+ printf("%d: Error with start call\n", __LINE__);
+ goto fail;
+ }
+
+ for (i = 0; i < XSTATS_MAX; i++)
+ ids[i] = i;
+
+ for (i = 0; i < 3; i++) {
+ uint32_t mode = RTE_EVENT_DEV_XSTATS_DEVICE + i;
+ uint32_t j;
+ for (j = 0; j < UINT8_MAX; j++) {
+ rte_event_dev_xstats_names_get(evdev, mode,
+ j, xstats_names, ids, XSTATS_MAX);
+
+ rte_event_dev_xstats_get(evdev, mode, j, ids,
+ values, XSTATS_MAX);
+ }
+ }
+
+ cleanup(t);
+ return 0;
+fail:
+ cleanup(t);
+ return -1;
+}
+
+static int
+xstats_id_reset_tests(struct test *t)
+{
+ const int wrk_enq = 2;
+ int err;
+
+ /* Create instance with 4 ports */
+ if (init(t, 1, 4) < 0 ||
+ create_ports(t, 4) < 0 ||
+ create_atomic_qids(t, 1) < 0) {
+ printf("%d: Error initializing device\n", __LINE__);
+ return -1;
+ }
+
+ /* CQ mapping to QID */
+ err = rte_event_port_link(evdev, t->port[wrk_enq], NULL, NULL, 0);
+ if (err != 1) {
+ printf("%d: error mapping lb qid\n", __LINE__);
+ goto fail;
+ }
+
+ if (rte_event_dev_start(evdev) < 0) {
+ printf("%d: Error with start call\n", __LINE__);
+ goto fail;
+ }
+
+#define XSTATS_MAX 1024
+ int ret;
+ uint32_t i;
+ uint32_t ids[XSTATS_MAX];
+ uint64_t values[XSTATS_MAX];
+ struct rte_event_dev_xstats_name xstats_names[XSTATS_MAX];
+
+ for (i = 0; i < XSTATS_MAX; i++)
+ ids[i] = i;
+
+#define NUM_DEV_STATS 6
+ /* Device names / values */
+ int num_stats = rte_event_dev_xstats_names_get(evdev,
+ RTE_EVENT_DEV_XSTATS_DEVICE,
+ 0, xstats_names, ids, XSTATS_MAX);
+ if (num_stats != NUM_DEV_STATS) {
+ printf("%d: expected %d stats, got return %d\n", __LINE__,
+ NUM_DEV_STATS, num_stats);
+ goto fail;
+ }
+ ret = rte_event_dev_xstats_get(evdev,
+ RTE_EVENT_DEV_XSTATS_DEVICE,
+ 0, ids, values, num_stats);
+ if (ret != NUM_DEV_STATS) {
+ printf("%d: expected %d stats, got return %d\n", __LINE__,
+ NUM_DEV_STATS, ret);
+ goto fail;
+ }
+
+#define NPKTS 7
+ for (i = 0; i < NPKTS; i++) {
+ struct rte_event ev;
+ struct rte_mbuf *arp = rte_gen_arp(0, t->mbuf_pool);
+ if (!arp) {
+ printf("%d: gen of pkt failed\n", __LINE__);
+ goto fail;
+ }
+ ev.queue_id = t->qid[i];
+ ev.op = RTE_EVENT_OP_NEW;
+ ev.mbuf = arp;
+ arp->seqn = i;
+
+ int err = rte_event_enqueue_burst(evdev, t->port[0], &ev, 1);
+ if (err != 1) {
+ printf("%d: Failed to enqueue\n", __LINE__);
+ goto fail;
+ }
+ }
+
+ rte_event_schedule(evdev);
+
+ static const char * const dev_names[] = {
+ "dev_rx", "dev_tx", "dev_drop", "dev_sched_calls",
+ "dev_sched_no_iq_enq", "dev_sched_no_cq_enq",
+ };
+ uint64_t dev_expected[] = {NPKTS, NPKTS, 0, 1, 0, 0};
+ for (i = 0; (int)i < ret; i++) {
+ unsigned int id;
+ uint64_t val = rte_event_dev_xstats_by_name_get(evdev,
+ dev_names[i],
+ &id);
+ if (id != i) {
+ printf("%d: %s id incorrect, expected %d got %d\n",
+ __LINE__, dev_names[i], i, id);
+ goto fail;
+ }
+ if (val != dev_expected[i]) {
+ printf("%d: %s value incorrect, expected %"
+ PRIu64" got %d\n", __LINE__, dev_names[i],
+ dev_expected[i], id);
+ goto fail;
+ }
+ /* reset to zero */
+ int reset_ret = rte_event_dev_xstats_reset(evdev,
+ RTE_EVENT_DEV_XSTATS_DEVICE, 0,
+ &id,
+ 1);
+ if (reset_ret) {
+ printf("%d: failed to reset successfully\n", __LINE__);
+ goto fail;
+ }
+ dev_expected[i] = 0;
+ /* check value again */
+ val = rte_event_dev_xstats_by_name_get(evdev, dev_names[i], 0);
+ if (val != dev_expected[i]) {
+ printf("%d: %s value incorrect, expected %"PRIu64
+ " got %"PRIu64"\n", __LINE__, dev_names[i],
+ dev_expected[i], val);
+ goto fail;
+ }
+ };
+
+/* 48 is stat offset from start of the devices whole xstats.
+ * This WILL break every time we add a statistic to a port
+ * or the device, but there is no other way to test
+ */
+#define PORT_OFF 48
+/* num stats for the tested port. CQ size adds more stats to a port */
+#define NUM_PORT_STATS 21
+/* the port to test. */
+#define PORT 2
+ num_stats = rte_event_dev_xstats_names_get(evdev,
+ RTE_EVENT_DEV_XSTATS_PORT, PORT,
+ xstats_names, ids, XSTATS_MAX);
+ if (num_stats != NUM_PORT_STATS) {
+ printf("%d: expected %d stats, got return %d\n",
+ __LINE__, NUM_PORT_STATS, num_stats);
+ goto fail;
+ }
+ ret = rte_event_dev_xstats_get(evdev, RTE_EVENT_DEV_XSTATS_PORT, PORT,
+ ids, values, num_stats);
+
+ if (ret != NUM_PORT_STATS) {
+ printf("%d: expected %d stats, got return %d\n",
+ __LINE__, NUM_PORT_STATS, ret);
+ goto fail;
+ }
+ static const char * const port_names[] = {
+ "port_2_rx",
+ "port_2_tx",
+ "port_2_drop",
+ "port_2_inflight",
+ "port_2_avg_pkt_cycles",
+ "port_2_credits",
+ "port_2_rx_ring_used",
+ "port_2_rx_ring_free",
+ "port_2_cq_ring_used",
+ "port_2_cq_ring_free",
+ "port_2_dequeue_calls",
+ "port_2_dequeues_returning_0",
+ "port_2_dequeues_returning_1-4",
+ "port_2_dequeues_returning_5-8",
+ "port_2_dequeues_returning_9-12",
+ "port_2_dequeues_returning_13-16",
+ "port_2_dequeues_returning_17-20",
+ "port_2_dequeues_returning_21-24",
+ "port_2_dequeues_returning_25-28",
+ "port_2_dequeues_returning_29-32",
+ "port_2_dequeues_returning_33-36",
+ };
+ uint64_t port_expected[] = {
+ 0, /* rx */
+ NPKTS, /* tx */
+ 0, /* drop */
+ NPKTS, /* inflight */
+ 0, /* avg pkt cycles */
+ 0, /* credits */
+ 0, /* rx ring used */
+ 4096, /* rx ring free */
+ NPKTS, /* cq ring used */
+ 25, /* cq ring free */
+ 0, /* dequeue zero calls */
+ 0, 0, 0, 0, 0, /* 10 dequeue buckets */
+ 0, 0, 0, 0, 0,
+ };
+ uint64_t port_expected_zero[] = {
+ 0, /* rx */
+ 0, /* tx */
+ 0, /* drop */
+ NPKTS, /* inflight */
+ 0, /* avg pkt cycles */
+ 0, /* credits */
+ 0, /* rx ring used */
+ 4096, /* rx ring free */
+ NPKTS, /* cq ring used */
+ 25, /* cq ring free */
+ 0, /* dequeue zero calls */
+ 0, 0, 0, 0, 0, /* 10 dequeue buckets */
+ 0, 0, 0, 0, 0,
+ };
+ if (RTE_DIM(port_expected) != NUM_PORT_STATS ||
+ RTE_DIM(port_names) != NUM_PORT_STATS) {
+ printf("%d: port array of wrong size\n", __LINE__);
+ goto fail;
+ }
+
+ int failed = 0;
+ for (i = 0; (int)i < ret; i++) {
+ unsigned int id;
+ uint64_t val = rte_event_dev_xstats_by_name_get(evdev,
+ port_names[i],
+ &id);
+ if (id != i + PORT_OFF) {
+ printf("%d: %s id incorrect, expected %d got %d\n",
+ __LINE__, port_names[i], i+PORT_OFF,
+ id);
+ failed = 1;
+ }
+ if (val != port_expected[i]) {
+ printf("%d: %s value incorrect, expected %"PRIu64
+ " got %d\n", __LINE__, port_names[i],
+ port_expected[i], id);
+ failed = 1;
+ }
+ /* reset to zero */
+ int reset_ret = rte_event_dev_xstats_reset(evdev,
+ RTE_EVENT_DEV_XSTATS_PORT, PORT,
+ &id,
+ 1);
+ if (reset_ret) {
+ printf("%d: failed to reset successfully\n", __LINE__);
+ failed = 1;
+ }
+ /* check value again */
+ val = rte_event_dev_xstats_by_name_get(evdev, port_names[i], 0);
+ if (val != port_expected_zero[i]) {
+ printf("%d: %s value incorrect, expected %"PRIu64
+ " got %"PRIu64"\n", __LINE__, port_names[i],
+ port_expected_zero[i], val);
+ failed = 1;
+ }
+ };
+ if (failed)
+ goto fail;
+
+/* num queue stats */
+#define NUM_Q_STATS 13
+/* queue offset from start of the devices whole xstats.
+ * This will break every time we add a statistic to a device/port/queue
+ */
+#define QUEUE_OFF 90
+ const uint32_t queue = 0;
+ num_stats = rte_event_dev_xstats_names_get(evdev,
+ RTE_EVENT_DEV_XSTATS_QUEUE, queue,
+ xstats_names, ids, XSTATS_MAX);
+ if (num_stats != NUM_Q_STATS) {
+ printf("%d: expected %d stats, got return %d\n",
+ __LINE__, NUM_Q_STATS, num_stats);
+ goto fail;
+ }
+ ret = rte_event_dev_xstats_get(evdev, RTE_EVENT_DEV_XSTATS_QUEUE,
+ queue, ids, values, num_stats);
+ if (ret != NUM_Q_STATS) {
+ printf("%d: expected 21 stats, got return %d\n", __LINE__, ret);
+ goto fail;
+ }
+ static const char * const queue_names[] = {
+ "qid_0_rx",
+ "qid_0_tx",
+ "qid_0_drop",
+ "qid_0_inflight",
+ "qid_0_iq_size",
+ "qid_0_iq_0_used",
+ "qid_0_iq_1_used",
+ "qid_0_iq_2_used",
+ "qid_0_iq_3_used",
+ "qid_0_port_0_pinned_flows",
+ "qid_0_port_1_pinned_flows",
+ "qid_0_port_2_pinned_flows",
+ "qid_0_port_3_pinned_flows",
+ };
+ uint64_t queue_expected[] = {
+ 7, /* rx */
+ 7, /* tx */
+ 0, /* drop */
+ 7, /* inflight */
+ 512, /* iq size */
+ 0, /* iq 0 used */
+ 0, /* iq 1 used */
+ 0, /* iq 2 used */
+ 0, /* iq 3 used */
+ 0, /* qid 0 port 0 pinned flows */
+ 0, /* qid 0 port 1 pinned flows */
+ 1, /* qid 0 port 2 pinned flows */
+ 0, /* qid 0 port 4 pinned flows */
+ };
+ uint64_t queue_expected_zero[] = {
+ 0, /* rx */
+ 0, /* tx */
+ 0, /* drop */
+ 7, /* inflight */
+ 512, /* iq size */
+ 0, /* iq 0 used */
+ 0, /* iq 1 used */
+ 0, /* iq 2 used */
+ 0, /* iq 3 used */
+ 0, /* qid 0 port 0 pinned flows */
+ 0, /* qid 0 port 1 pinned flows */
+ 1, /* qid 0 port 2 pinned flows */
+ 0, /* qid 0 port 4 pinned flows */
+ };
+ if (RTE_DIM(queue_expected) != NUM_Q_STATS ||
+ RTE_DIM(queue_names) != NUM_Q_STATS) {
+ printf("%d : queue array of wrong size\n", __LINE__);
+ goto fail;
+ }
+
+ failed = 0;
+ for (i = 0; (int)i < ret; i++) {
+ unsigned int id;
+ uint64_t val = rte_event_dev_xstats_by_name_get(evdev,
+ queue_names[i],
+ &id);
+ if (id != i + QUEUE_OFF) {
+ printf("%d: %s id incorrect, expected %d got %d\n",
+ __LINE__, queue_names[i], i+QUEUE_OFF,
+ id);
+ failed = 1;
+ }
+ if (val != queue_expected[i]) {
+ printf("%d: %s value incorrect, expected %"PRIu64
+ " got %d\n", __LINE__, queue_names[i],
+ queue_expected[i], id);
+ failed = 1;
+ }
+ /* reset to zero */
+ int reset_ret = rte_event_dev_xstats_reset(evdev,
+ RTE_EVENT_DEV_XSTATS_QUEUE,
+ queue, &id, 1);
+ if (reset_ret) {
+ printf("%d: failed to reset successfully\n", __LINE__);
+ failed = 1;
+ }
+ /* check value again */
+ val = rte_event_dev_xstats_by_name_get(evdev, queue_names[i],
+ 0);
+ if (val != queue_expected_zero[i]) {
+ printf("%d: %s value incorrect, expected %"PRIu64
+ " got %"PRIu64"\n", __LINE__, queue_names[i],
+ queue_expected_zero[i], val);
+ failed = 1;
+ }
+ };
+
+ if (failed)
+ goto fail;
+
+ cleanup(t);
+ return 0;
+fail:
+ cleanup(t);
+ return -1;
+}
+
+static int
+ordered_reconfigure(struct test *t)
+{
+ if (init(t, 1, 1) < 0 ||
+ create_ports(t, 1) < 0) {
+ printf("%d: Error initializing device\n", __LINE__);
+ return -1;
+ }
+
+ const struct rte_event_queue_conf conf = {
+ .event_queue_cfg = RTE_EVENT_QUEUE_CFG_ORDERED_ONLY,
+ .priority = RTE_EVENT_DEV_PRIORITY_NORMAL,
+ .nb_atomic_flows = 1024,
+ .nb_atomic_order_sequences = 1024,
+ };
+
+ if (rte_event_queue_setup(evdev, 0, &conf) < 0) {
+ printf("%d: error creating qid\n", __LINE__);
+ goto failed;
+ }
+
+ if (rte_event_queue_setup(evdev, 0, &conf) < 0) {
+ printf("%d: error creating qid, for 2nd time\n", __LINE__);
+ goto failed;
+ }
+
+ rte_event_port_link(evdev, t->port[0], NULL, NULL, 0);
+ if (rte_event_dev_start(evdev) < 0) {
+ printf("%d: Error with start call\n", __LINE__);
+ return -1;
+ }
+
+ cleanup(t);
+ return 0;
+failed:
+ cleanup(t);
+ return -1;
+}
+
+static int
+qid_priorities(struct test *t)
+{
+ /* Test works by having a CQ with enough empty space for all packets,
+ * and enqueueing 3 packets to 3 QIDs. They must return based on the
+ * priority of the QID, not the ingress order, to pass the test
+ */
+ unsigned int i;
+ /* Create instance with 1 ports, and 3 qids */
+ if (init(t, 3, 1) < 0 ||
+ create_ports(t, 1) < 0) {
+ printf("%d: Error initializing device\n", __LINE__);
+ return -1;
+ }
+
+ for (i = 0; i < 3; i++) {
+ /* Create QID */
+ const struct rte_event_queue_conf conf = {
+ .event_queue_cfg = RTE_EVENT_QUEUE_CFG_ATOMIC_ONLY,
+ /* increase priority (0 == highest), as we go */
+ .priority = RTE_EVENT_DEV_PRIORITY_NORMAL - i,
+ .nb_atomic_flows = 1024,
+ .nb_atomic_order_sequences = 1024,
+ };
+
+ if (rte_event_queue_setup(evdev, i, &conf) < 0) {
+ printf("%d: error creating qid %d\n", __LINE__, i);
+ return -1;
+ }
+ t->qid[i] = i;
+ }
+ t->nb_qids = i;
+ /* map all QIDs to port */
+ rte_event_port_link(evdev, t->port[0], NULL, NULL, 0);
+
+ if (rte_event_dev_start(evdev) < 0) {
+ printf("%d: Error with start call\n", __LINE__);
+ return -1;
+ }
+
+ /* enqueue 3 packets, setting seqn and QID to check priority */
+ for (i = 0; i < 3; i++) {
+ struct rte_event ev;
+ struct rte_mbuf *arp = rte_gen_arp(0, t->mbuf_pool);
+ if (!arp) {
+ printf("%d: gen of pkt failed\n", __LINE__);
+ return -1;
+ }
+ ev.queue_id = t->qid[i];
+ ev.op = RTE_EVENT_OP_NEW;
+ ev.mbuf = arp;
+ arp->seqn = i;
+
+ int err = rte_event_enqueue_burst(evdev, t->port[0], &ev, 1);
+ if (err != 1) {
+ printf("%d: Failed to enqueue\n", __LINE__);
+ return -1;
+ }
+ }
+
+ rte_event_schedule(evdev);
+
+ /* dequeue packets, verify priority was upheld */
+ struct rte_event ev[32];
+ uint32_t deq_pkts =
+ rte_event_dequeue_burst(evdev, t->port[0], ev, 32, 0);
+ if (deq_pkts != 3) {
+ printf("%d: failed to deq packets\n", __LINE__);
+ rte_event_dev_dump(evdev, stdout);
+ return -1;
+ }
+ for (i = 0; i < 3; i++) {
+ if (ev[i].mbuf->seqn != 2-i) {
+ printf(
+ "%d: qid priority test: seqn %d incorrectly prioritized\n",
+ __LINE__, i);
+ }
+ }
+
+ cleanup(t);
+ return 0;
+}
+
+static int
+load_balancing(struct test *t)
+{
+ const int rx_enq = 0;
+ int err;
+ uint32_t i;
+
+ if (init(t, 1, 4) < 0 ||
+ create_ports(t, 4) < 0 ||
+ create_atomic_qids(t, 1) < 0) {
+ printf("%d: Error initializing device\n", __LINE__);
+ return -1;
+ }
+
+ for (i = 0; i < 3; i++) {
+ /* map port 1 - 3 inclusive */
+ if (rte_event_port_link(evdev, t->port[i+1], &t->qid[0],
+ NULL, 1) != 1) {
+ printf("%d: error mapping qid to port %d\n",
+ __LINE__, i);
+ return -1;
+ }
+ }
+
+ if (rte_event_dev_start(evdev) < 0) {
+ printf("%d: Error with start call\n", __LINE__);
+ return -1;
+ }
+
+ /************** FORWARD ****************/
+ /*
+ * Create a set of flows that test the load-balancing operation of the
+ * implementation. Fill CQ 0 and 1 with flows 0 and 1, and test
+ * with a new flow, which should be sent to the 3rd mapped CQ
+ */
+ static uint32_t flows[] = {0, 1, 1, 0, 0, 2, 2, 0, 2};
+
+ for (i = 0; i < RTE_DIM(flows); i++) {
+ struct rte_mbuf *arp = rte_gen_arp(0, t->mbuf_pool);
+ if (!arp) {
+ printf("%d: gen of pkt failed\n", __LINE__);
+ return -1;
+ }
+
+ struct rte_event ev = {
+ .op = RTE_EVENT_OP_NEW,
+ .queue_id = t->qid[0],
+ .flow_id = flows[i],
+ .mbuf = arp,
+ };
+ /* generate pkt and enqueue */
+ err = rte_event_enqueue_burst(evdev, t->port[rx_enq], &ev, 1);
+ if (err < 0) {
+ printf("%d: Failed to enqueue\n", __LINE__);
+ return -1;
+ }
+ }
+
+ rte_event_schedule(evdev);
+
+ struct test_event_dev_stats stats;
+ err = test_event_dev_stats_get(evdev, &stats);
+ if (err) {
+ printf("%d: failed to get stats\n", __LINE__);
+ return -1;
+ }
+
+ if (stats.port_inflight[1] != 4) {
+ printf("%d:%s: port 1 inflight not correct\n", __LINE__,
+ __func__);
+ return -1;
+ }
+ if (stats.port_inflight[2] != 2) {
+ printf("%d:%s: port 2 inflight not correct\n", __LINE__,
+ __func__);
+ return -1;
+ }
+ if (stats.port_inflight[3] != 3) {
+ printf("%d:%s: port 3 inflight not correct\n", __LINE__,
+ __func__);
+ return -1;
+ }
+
+ cleanup(t);
+ return 0;
+}
+
+static int
+load_balancing_history(struct test *t)
+{
+ struct test_event_dev_stats stats = {0};
+ const int rx_enq = 0;
+ int err;
+ uint32_t i;
+
+ /* Create instance with 1 atomic QID going to 3 ports + 1 prod port */
+ if (init(t, 1, 4) < 0 ||
+ create_ports(t, 4) < 0 ||
+ create_atomic_qids(t, 1) < 0)
+ return -1;
+
+ /* CQ mapping to QID */
+ if (rte_event_port_link(evdev, t->port[1], &t->qid[0], NULL, 1) != 1) {
+ printf("%d: error mapping port 1 qid\n", __LINE__);
+ return -1;
+ }
+ if (rte_event_port_link(evdev, t->port[2], &t->qid[0], NULL, 1) != 1) {
+ printf("%d: error mapping port 2 qid\n", __LINE__);
+ return -1;
+ }
+ if (rte_event_port_link(evdev, t->port[3], &t->qid[0], NULL, 1) != 1) {
+ printf("%d: error mapping port 3 qid\n", __LINE__);
+ return -1;
+ }
+ if (rte_event_dev_start(evdev) < 0) {
+ printf("%d: Error with start call\n", __LINE__);
+ return -1;
+ }
+
+ /*
+ * Create a set of flows that test the load-balancing operation of the
+ * implementation. Fill CQ 0, 1 and 2 with flows 0, 1 and 2, drop
+ * the packet from CQ 0, send in a new set of flows. Ensure that:
+ * 1. The new flow 3 gets into the empty CQ0
+ * 2. packets for existing flow gets added into CQ1
+ * 3. Next flow 0 pkt is now onto CQ2, since CQ0 and CQ1 now contain
+ * more outstanding pkts
+ *
+ * This test makes sure that when a flow ends (i.e. all packets
+ * have been completed for that flow), that the flow can be moved
+ * to a different CQ when new packets come in for that flow.
+ */
+ static uint32_t flows1[] = {0, 1, 1, 2};
+
+ for (i = 0; i < RTE_DIM(flows1); i++) {
+ struct rte_mbuf *arp = rte_gen_arp(0, t->mbuf_pool);
+ struct rte_event ev = {
+ .flow_id = flows1[i],
+ .op = RTE_EVENT_OP_NEW,
+ .queue_id = t->qid[0],
+ .event_type = RTE_EVENT_TYPE_CPU,
+ .priority = RTE_EVENT_DEV_PRIORITY_NORMAL,
+ .mbuf = arp
+ };
+
+ if (!arp) {
+ printf("%d: gen of pkt failed\n", __LINE__);
+ return -1;
+ }
+ arp->hash.rss = flows1[i];
+ err = rte_event_enqueue_burst(evdev, t->port[rx_enq], &ev, 1);
+ if (err < 0) {
+ printf("%d: Failed to enqueue\n", __LINE__);
+ return -1;
+ }
+ }
+
+ /* call the scheduler */
+ rte_event_schedule(evdev);
+
+ /* Dequeue the flow 0 packet from port 1, so that we can then drop */
+ struct rte_event ev;
+ if (!rte_event_dequeue_burst(evdev, t->port[1], &ev, 1, 0)) {
+ printf("%d: failed to dequeue\n", __LINE__);
+ return -1;
+ }
+ if (ev.mbuf->hash.rss != flows1[0]) {
+ printf("%d: unexpected flow received\n", __LINE__);
+ return -1;
+ }
+
+ /* drop the flow 0 packet from port 1 */
+ rte_event_enqueue_burst(evdev, t->port[1], &release_ev, 1);
+
+ /* call the scheduler */
+ rte_event_schedule(evdev);
+
+ /*
+ * Set up the next set of flows, first a new flow to fill up
+ * CQ 0, so that the next flow 0 packet should go to CQ2
+ */
+ static uint32_t flows2[] = { 3, 3, 3, 1, 1, 0 };
+
+ for (i = 0; i < RTE_DIM(flows2); i++) {
+ struct rte_mbuf *arp = rte_gen_arp(0, t->mbuf_pool);
+ struct rte_event ev = {
+ .flow_id = flows2[i],
+ .op = RTE_EVENT_OP_NEW,
+ .queue_id = t->qid[0],
+ .event_type = RTE_EVENT_TYPE_CPU,
+ .priority = RTE_EVENT_DEV_PRIORITY_NORMAL,
+ .mbuf = arp
+ };
+
+ if (!arp) {
+ printf("%d: gen of pkt failed\n", __LINE__);
+ return -1;
+ }
+ arp->hash.rss = flows2[i];
+
+ err = rte_event_enqueue_burst(evdev, t->port[rx_enq], &ev, 1);
+ if (err < 0) {
+ printf("%d: Failed to enqueue\n", __LINE__);
+ return -1;
+ }
+ }
+
+ /* schedule */
+ rte_event_schedule(evdev);
+
+ err = test_event_dev_stats_get(evdev, &stats);
+ if (err) {
+ printf("%d:failed to get stats\n", __LINE__);
+ return -1;
+ }
+
+ /*
+ * Now check the resulting inflights on each port.
+ */
+ if (stats.port_inflight[1] != 3) {
+ printf("%d:%s: port 1 inflight not correct\n", __LINE__,
+ __func__);
+ printf("Inflights, ports 1, 2, 3: %u, %u, %u\n",
+ (unsigned int)stats.port_inflight[1],
+ (unsigned int)stats.port_inflight[2],
+ (unsigned int)stats.port_inflight[3]);
+ return -1;
+ }
+ if (stats.port_inflight[2] != 4) {
+ printf("%d:%s: port 2 inflight not correct\n", __LINE__,
+ __func__);
+ printf("Inflights, ports 1, 2, 3: %u, %u, %u\n",
+ (unsigned int)stats.port_inflight[1],
+ (unsigned int)stats.port_inflight[2],
+ (unsigned int)stats.port_inflight[3]);
+ return -1;
+ }
+ if (stats.port_inflight[3] != 2) {
+ printf("%d:%s: port 3 inflight not correct\n", __LINE__,
+ __func__);
+ printf("Inflights, ports 1, 2, 3: %u, %u, %u\n",
+ (unsigned int)stats.port_inflight[1],
+ (unsigned int)stats.port_inflight[2],
+ (unsigned int)stats.port_inflight[3]);
+ return -1;
+ }
+
+ for (i = 1; i <= 3; i++) {
+ struct rte_event ev;
+ while (rte_event_dequeue_burst(evdev, i, &ev, 1, 0))
+ rte_event_enqueue_burst(evdev, i, &release_ev, 1);
+ }
+ rte_event_schedule(evdev);
+
+ cleanup(t);
+ return 0;
+}
+
+static int
+invalid_qid(struct test *t)
+{
+ struct test_event_dev_stats stats;
+ const int rx_enq = 0;
+ int err;
+ uint32_t i;
+
+ if (init(t, 1, 4) < 0 ||
+ create_ports(t, 4) < 0 ||
+ create_atomic_qids(t, 1) < 0) {
+ printf("%d: Error initializing device\n", __LINE__);
+ return -1;
+ }
+
+ /* CQ mapping to QID */
+ for (i = 0; i < 4; i++) {
+ err = rte_event_port_link(evdev, t->port[i], &t->qid[0],
+ NULL, 1);
+ if (err != 1) {
+ printf("%d: error mapping port 1 qid\n", __LINE__);
+ return -1;
+ }
+ }
+
+ if (rte_event_dev_start(evdev) < 0) {
+ printf("%d: Error with start call\n", __LINE__);
+ return -1;
+ }
+
+ /*
+ * Send in a packet with an invalid qid to the scheduler.
+ * We should see the packed enqueued OK, but the inflights for
+ * that packet should not be incremented, and the rx_dropped
+ * should be incremented.
+ */
+ static uint32_t flows1[] = {20};
+
+ for (i = 0; i < RTE_DIM(flows1); i++) {
+ struct rte_mbuf *arp = rte_gen_arp(0, t->mbuf_pool);
+ if (!arp) {
+ printf("%d: gen of pkt failed\n", __LINE__);
+ return -1;
+ }
+
+ struct rte_event ev = {
+ .op = RTE_EVENT_OP_NEW,
+ .queue_id = t->qid[0] + flows1[i],
+ .flow_id = i,
+ .mbuf = arp,
+ };
+ /* generate pkt and enqueue */
+ err = rte_event_enqueue_burst(evdev, t->port[rx_enq], &ev, 1);
+ if (err < 0) {
+ printf("%d: Failed to enqueue\n", __LINE__);
+ return -1;
+ }
+ }
+
+ /* call the scheduler */
+ rte_event_schedule(evdev);
+
+ err = test_event_dev_stats_get(evdev, &stats);
+ if (err) {
+ printf("%d: failed to get stats\n", __LINE__);
+ return -1;
+ }
+
+ /*
+ * Now check the resulting inflights on the port, and the rx_dropped.
+ */
+ if (stats.port_inflight[0] != 0) {
+ printf("%d:%s: port 1 inflight count not correct\n", __LINE__,
+ __func__);
+ rte_event_dev_dump(evdev, stdout);
+ return -1;
+ }
+ if (stats.port_rx_dropped[0] != 1) {
+ printf("%d:%s: port 1 drops\n", __LINE__, __func__);
+ rte_event_dev_dump(evdev, stdout);
+ return -1;
+ }
+ /* each packet drop should only be counted in one place - port or dev */
+ if (stats.rx_dropped != 0) {
+ printf("%d:%s: port 1 dropped count not correct\n", __LINE__,
+ __func__);
+ rte_event_dev_dump(evdev, stdout);
+ return -1;
+ }
+
+ cleanup(t);
+ return 0;
+}
+
+static int
+single_packet(struct test *t)
+{
+ const uint32_t MAGIC_SEQN = 7321;
+ struct rte_event ev;
+ struct test_event_dev_stats stats;
+ const int rx_enq = 0;
+ const int wrk_enq = 2;
+ int err;
+
+ /* Create instance with 4 ports */
+ if (init(t, 1, 4) < 0 ||
+ create_ports(t, 4) < 0 ||
+ create_atomic_qids(t, 1) < 0) {
+ printf("%d: Error initializing device\n", __LINE__);
+ return -1;
+ }
+
+ /* CQ mapping to QID */
+ err = rte_event_port_link(evdev, t->port[wrk_enq], NULL, NULL, 0);
+ if (err != 1) {
+ printf("%d: error mapping lb qid\n", __LINE__);
+ cleanup(t);
+ return -1;
+ }
+
+ if (rte_event_dev_start(evdev) < 0) {
+ printf("%d: Error with start call\n", __LINE__);
+ return -1;
+ }
+
+ /************** Gen pkt and enqueue ****************/
+ struct rte_mbuf *arp = rte_gen_arp(0, t->mbuf_pool);
+ if (!arp) {
+ printf("%d: gen of pkt failed\n", __LINE__);
+ return -1;
+ }
+
+ ev.op = RTE_EVENT_OP_NEW;
+ ev.priority = RTE_EVENT_DEV_PRIORITY_NORMAL;
+ ev.mbuf = arp;
+ ev.queue_id = 0;
+ ev.flow_id = 3;
+ arp->seqn = MAGIC_SEQN;
+
+ err = rte_event_enqueue_burst(evdev, t->port[rx_enq], &ev, 1);
+ if (err < 0) {
+ printf("%d: Failed to enqueue\n", __LINE__);
+ return -1;
+ }
+
+ rte_event_schedule(evdev);
+
+ err = test_event_dev_stats_get(evdev, &stats);
+ if (err) {
+ printf("%d: failed to get stats\n", __LINE__);
+ return -1;
+ }
+
+ if (stats.rx_pkts != 1 ||
+ stats.tx_pkts != 1 ||
+ stats.port_inflight[wrk_enq] != 1) {
+ printf("%d: Sched core didn't handle pkt as expected\n",
+ __LINE__);
+ rte_event_dev_dump(evdev, stdout);
+ return -1;
+ }
+
+ uint32_t deq_pkts;
+
+ deq_pkts = rte_event_dequeue_burst(evdev, t->port[wrk_enq], &ev, 1, 0);
+ if (deq_pkts < 1) {
+ printf("%d: Failed to deq\n", __LINE__);
+ return -1;
+ }
+
+ err = test_event_dev_stats_get(evdev, &stats);
+ if (err) {
+ printf("%d: failed to get stats\n", __LINE__);
+ return -1;
+ }
+
+ err = test_event_dev_stats_get(evdev, &stats);
+ if (ev.mbuf->seqn != MAGIC_SEQN) {
+ printf("%d: magic sequence number not dequeued\n", __LINE__);
+ return -1;
+ }
+
+ rte_pktmbuf_free(ev.mbuf);
+ err = rte_event_enqueue_burst(evdev, t->port[wrk_enq], &release_ev, 1);
+ if (err < 0) {
+ printf("%d: Failed to enqueue\n", __LINE__);
+ return -1;
+ }
+ rte_event_schedule(evdev);
+
+ err = test_event_dev_stats_get(evdev, &stats);
+ if (stats.port_inflight[wrk_enq] != 0) {
+ printf("%d: port inflight not correct\n", __LINE__);
+ return -1;
+ }
+
+ cleanup(t);
+ return 0;
+}
+
+static int
+inflight_counts(struct test *t)
+{
+ struct rte_event ev;
+ struct test_event_dev_stats stats;
+ const int rx_enq = 0;
+ const int p1 = 1;
+ const int p2 = 2;
+ int err;
+ int i;
+
+ /* Create instance with 4 ports */
+ if (init(t, 2, 3) < 0 ||
+ create_ports(t, 3) < 0 ||
+ create_atomic_qids(t, 2) < 0) {
+ printf("%d: Error initializing device\n", __LINE__);
+ return -1;
+ }
+
+ /* CQ mapping to QID */
+ err = rte_event_port_link(evdev, t->port[p1], &t->qid[0], NULL, 1);
+ if (err != 1) {
+ printf("%d: error mapping lb qid\n", __LINE__);
+ cleanup(t);
+ return -1;
+ }
+ err = rte_event_port_link(evdev, t->port[p2], &t->qid[1], NULL, 1);
+ if (err != 1) {
+ printf("%d: error mapping lb qid\n", __LINE__);
+ cleanup(t);
+ return -1;
+ }
+
+ if (rte_event_dev_start(evdev) < 0) {
+ printf("%d: Error with start call\n", __LINE__);
+ return -1;
+ }
+
+ /************** FORWARD ****************/
+#define QID1_NUM 5
+ for (i = 0; i < QID1_NUM; i++) {
+ struct rte_mbuf *arp = rte_gen_arp(0, t->mbuf_pool);
+
+ if (!arp) {
+ printf("%d: gen of pkt failed\n", __LINE__);
+ goto err;
+ }
+
+ ev.queue_id = t->qid[0];
+ ev.op = RTE_EVENT_OP_NEW;
+ ev.mbuf = arp;
+ err = rte_event_enqueue_burst(evdev, t->port[rx_enq], &ev, 1);
+ if (err != 1) {
+ printf("%d: Failed to enqueue\n", __LINE__);
+ goto err;
+ }
+ }
+#define QID2_NUM 3
+ for (i = 0; i < QID2_NUM; i++) {
+ struct rte_mbuf *arp = rte_gen_arp(0, t->mbuf_pool);
+
+ if (!arp) {
+ printf("%d: gen of pkt failed\n", __LINE__);
+ goto err;
+ }
+ ev.queue_id = t->qid[1];
+ ev.op = RTE_EVENT_OP_NEW;
+ ev.mbuf = arp;
+ err = rte_event_enqueue_burst(evdev, t->port[rx_enq], &ev, 1);
+ if (err != 1) {
+ printf("%d: Failed to enqueue\n", __LINE__);
+ goto err;
+ }
+ }
+
+ /* schedule */
+ rte_event_schedule(evdev);
+
+ err = test_event_dev_stats_get(evdev, &stats);
+ if (err) {
+ printf("%d: failed to get stats\n", __LINE__);
+ goto err;
+ }
+
+ if (stats.rx_pkts != QID1_NUM + QID2_NUM ||
+ stats.tx_pkts != QID1_NUM + QID2_NUM) {
+ printf("%d: Sched core didn't handle pkt as expected\n",
+ __LINE__);
+ goto err;
+ }
+
+ if (stats.port_inflight[p1] != QID1_NUM) {
+ printf("%d: %s port 1 inflight not correct\n", __LINE__,
+ __func__);
+ goto err;
+ }
+ if (stats.port_inflight[p2] != QID2_NUM) {
+ printf("%d: %s port 2 inflight not correct\n", __LINE__,
+ __func__);
+ goto err;
+ }
+
+ /************** DEQUEUE INFLIGHT COUNT CHECKS ****************/
+ /* port 1 */
+ struct rte_event events[QID1_NUM + QID2_NUM];
+ uint32_t deq_pkts = rte_event_dequeue_burst(evdev, t->port[p1], events,
+ RTE_DIM(events), 0);
+
+ if (deq_pkts != QID1_NUM) {
+ printf("%d: Port 1: DEQUEUE inflight failed\n", __LINE__);
+ goto err;
+ }
+ err = test_event_dev_stats_get(evdev, &stats);
+ if (stats.port_inflight[p1] != QID1_NUM) {
+ printf("%d: port 1 inflight decrement after DEQ != 0\n",
+ __LINE__);
+ goto err;
+ }
+ for (i = 0; i < QID1_NUM; i++) {
+ err = rte_event_enqueue_burst(evdev, t->port[p1], &release_ev,
+ 1);
+ if (err != 1) {
+ printf("%d: %s rte enqueue of inf release failed\n",
+ __LINE__, __func__);
+ goto err;
+ }
+ }
+
+ /*
+ * As the scheduler core decrements inflights, it needs to run to
+ * process packets to act on the drop messages
+ */
+ rte_event_schedule(evdev);
+
+ err = test_event_dev_stats_get(evdev, &stats);
+ if (stats.port_inflight[p1] != 0) {
+ printf("%d: port 1 inflight NON NULL after DROP\n", __LINE__);
+ goto err;
+ }
+
+ /* port2 */
+ deq_pkts = rte_event_dequeue_burst(evdev, t->port[p2], events,
+ RTE_DIM(events), 0);
+ if (deq_pkts != QID2_NUM) {
+ printf("%d: Port 2: DEQUEUE inflight failed\n", __LINE__);
+ goto err;
+ }
+ err = test_event_dev_stats_get(evdev, &stats);
+ if (stats.port_inflight[p2] != QID2_NUM) {
+ printf("%d: port 1 inflight decrement after DEQ != 0\n",
+ __LINE__);
+ goto err;
+ }
+ for (i = 0; i < QID2_NUM; i++) {
+ err = rte_event_enqueue_burst(evdev, t->port[p2], &release_ev,
+ 1);
+ if (err != 1) {
+ printf("%d: %s rte enqueue of inf release failed\n",
+ __LINE__, __func__);
+ goto err;
+ }
+ }
+
+ /*
+ * As the scheduler core decrements inflights, it needs to run to
+ * process packets to act on the drop messages
+ */
+ rte_event_schedule(evdev);
+
+ err = test_event_dev_stats_get(evdev, &stats);
+ if (stats.port_inflight[p2] != 0) {
+ printf("%d: port 2 inflight NON NULL after DROP\n", __LINE__);
+ goto err;
+ }
+ cleanup(t);
+ return 0;
+
+err:
+ rte_event_dev_dump(evdev, stdout);
+ cleanup(t);
+ return -1;
+}
+
+static int
+parallel_basic(struct test *t, int check_order)
+{
+ const uint8_t rx_port = 0;
+ const uint8_t w1_port = 1;
+ const uint8_t w3_port = 3;
+ const uint8_t tx_port = 4;
+ int err;
+ int i;
+ uint32_t deq_pkts, j;
+ struct rte_mbuf *mbufs[3];
+ struct rte_mbuf *mbufs_out[3] = { 0 };
+ const uint32_t MAGIC_SEQN = 1234;
+
+ /* Create instance with 4 ports */
+ if (init(t, 2, tx_port + 1) < 0 ||
+ create_ports(t, tx_port + 1) < 0 ||
+ (check_order ? create_ordered_qids(t, 1) :
+ create_unordered_qids(t, 1)) < 0 ||
+ create_directed_qids(t, 1, &tx_port)) {
+ printf("%d: Error initializing device\n", __LINE__);
+ return -1;
+ }
+
+ /*
+ * CQ mapping to QID
+ * We need three ports, all mapped to the same ordered qid0. Then we'll
+ * take a packet out to each port, re-enqueue in reverse order,
+ * then make sure the reordering has taken place properly when we
+ * dequeue from the tx_port.
+ *
+ * Simplified test setup diagram:
+ *
+ * rx_port w1_port
+ * \ / \
+ * qid0 - w2_port - qid1
+ * \ / \
+ * w3_port tx_port
+ */
+ /* CQ mapping to QID for LB ports (directed mapped on create) */
+ for (i = w1_port; i <= w3_port; i++) {
+ err = rte_event_port_link(evdev, t->port[i], &t->qid[0], NULL,
+ 1);
+ if (err != 1) {
+ printf("%d: error mapping lb qid\n", __LINE__);
+ cleanup(t);
+ return -1;
+ }
+ }
+
+ if (rte_event_dev_start(evdev) < 0) {
+ printf("%d: Error with start call\n", __LINE__);
+ return -1;
+ }
+
+ /* Enqueue 3 packets to the rx port */
+ for (i = 0; i < 3; i++) {
+ struct rte_event ev;
+ mbufs[i] = rte_gen_arp(0, t->mbuf_pool);
+ if (!mbufs[i]) {
+ printf("%d: gen of pkt failed\n", __LINE__);
+ return -1;
+ }
+
+ ev.queue_id = t->qid[0];
+ ev.op = RTE_EVENT_OP_NEW;
+ ev.mbuf = mbufs[i];
+ mbufs[i]->seqn = MAGIC_SEQN + i;
+
+ /* generate pkt and enqueue */
+ err = rte_event_enqueue_burst(evdev, t->port[rx_port], &ev, 1);
+ if (err != 1) {
+ printf("%d: Failed to enqueue pkt %u, retval = %u\n",
+ __LINE__, i, err);
+ return -1;
+ }
+ }
+
+ rte_event_schedule(evdev);
+
+ /* use extra slot to make logic in loops easier */
+ struct rte_event deq_ev[w3_port + 1];
+
+ /* Dequeue the 3 packets, one from each worker port */
+ for (i = w1_port; i <= w3_port; i++) {
+ deq_pkts = rte_event_dequeue_burst(evdev, t->port[i],
+ &deq_ev[i], 1, 0);
+ if (deq_pkts != 1) {
+ printf("%d: Failed to deq\n", __LINE__);
+ rte_event_dev_dump(evdev, stdout);
+ return -1;
+ }
+ }
+
+ /* Enqueue each packet in reverse order, flushing after each one */
+ for (i = w3_port; i >= w1_port; i--) {
+
+ deq_ev[i].op = RTE_EVENT_OP_FORWARD;
+ deq_ev[i].queue_id = t->qid[1];
+ err = rte_event_enqueue_burst(evdev, t->port[i], &deq_ev[i], 1);
+ if (err != 1) {
+ printf("%d: Failed to enqueue\n", __LINE__);
+ return -1;
+ }
+ }
+ rte_event_schedule(evdev);
+
+ /* dequeue from the tx ports, we should get 3 packets */
+ deq_pkts = rte_event_dequeue_burst(evdev, t->port[tx_port], deq_ev,
+ 3, 0);
+
+ /* Check to see if we've got all 3 packets */
+ if (deq_pkts != 3) {
+ printf("%d: expected 3 pkts at tx port got %d from port %d\n",
+ __LINE__, deq_pkts, tx_port);
+ rte_event_dev_dump(evdev, stdout);
+ return 1;
+ }
+
+ /* Check to see if the sequence numbers are in expected order */
+ if (check_order) {
+ for (j = 0 ; j < deq_pkts ; j++) {
+ if (deq_ev[j].mbuf->seqn != MAGIC_SEQN + j) {
+ printf(
+ "%d: Incorrect sequence number(%d) from port %d\n",
+ __LINE__, mbufs_out[j]->seqn, tx_port);
+ return -1;
+ }
+ }
+ }
+
+ /* Destroy the instance */
+ cleanup(t);
+ return 0;
+}
+
+static int
+ordered_basic(struct test *t)
+{
+ return parallel_basic(t, 1);
+}
+
+static int
+unordered_basic(struct test *t)
+{
+ return parallel_basic(t, 0);
+}
+
+static int
+holb(struct test *t) /* test to check we avoid basic head-of-line blocking */
+{
+ const struct rte_event new_ev = {
+ .op = RTE_EVENT_OP_NEW
+ /* all other fields zero */
+ };
+ struct rte_event ev = new_ev;
+ unsigned int rx_port = 0; /* port we get the first flow on */
+ char rx_port_used_stat[64];
+ char rx_port_free_stat[64];
+ char other_port_used_stat[64];
+
+ if (init(t, 1, 2) < 0 ||
+ create_ports(t, 2) < 0 ||
+ create_atomic_qids(t, 1) < 0) {
+ printf("%d: Error initializing device\n", __LINE__);
+ return -1;
+ }
+ int nb_links = rte_event_port_link(evdev, t->port[1], NULL, NULL, 0);
+ if (rte_event_port_link(evdev, t->port[0], NULL, NULL, 0) != 1 ||
+ nb_links != 1) {
+ printf("%d: Error links queue to ports\n", __LINE__);
+ goto err;
+ }
+ if (rte_event_dev_start(evdev) < 0) {
+ printf("%d: Error with start call\n", __LINE__);
+ goto err;
+ }
+
+ /* send one packet and see where it goes, port 0 or 1 */
+ if (rte_event_enqueue_burst(evdev, t->port[0], &ev, 1) != 1) {
+ printf("%d: Error doing first enqueue\n", __LINE__);
+ goto err;
+ }
+ rte_event_schedule(evdev);
+
+ if (rte_event_dev_xstats_by_name_get(evdev, "port_0_cq_ring_used", NULL)
+ != 1)
+ rx_port = 1;
+
+ snprintf(rx_port_used_stat, sizeof(rx_port_used_stat),
+ "port_%u_cq_ring_used", rx_port);
+ snprintf(rx_port_free_stat, sizeof(rx_port_free_stat),
+ "port_%u_cq_ring_free", rx_port);
+ snprintf(other_port_used_stat, sizeof(other_port_used_stat),
+ "port_%u_cq_ring_used", rx_port ^ 1);
+ if (rte_event_dev_xstats_by_name_get(evdev, rx_port_used_stat, NULL)
+ != 1) {
+ printf("%d: Error, first event not scheduled\n", __LINE__);
+ goto err;
+ }
+
+ /* now fill up the rx port's queue with one flow to cause HOLB */
+ do {
+ ev = new_ev;
+ if (rte_event_enqueue_burst(evdev, t->port[0], &ev, 1) != 1) {
+ printf("%d: Error with enqueue\n", __LINE__);
+ goto err;
+ }
+ rte_event_schedule(evdev);
+ } while (rte_event_dev_xstats_by_name_get(evdev,
+ rx_port_free_stat, NULL) != 0);
+
+ /* one more packet, which needs to stay in IQ - i.e. HOLB */
+ ev = new_ev;
+ if (rte_event_enqueue_burst(evdev, t->port[0], &ev, 1) != 1) {
+ printf("%d: Error with enqueue\n", __LINE__);
+ goto err;
+ }
+ rte_event_schedule(evdev);
+
+ /* check that the other port still has an empty CQ */
+ if (rte_event_dev_xstats_by_name_get(evdev, other_port_used_stat, NULL)
+ != 0) {
+ printf("%d: Error, second port CQ is not empty\n", __LINE__);
+ goto err;
+ }
+ /* check IQ now has one packet */
+ if (rte_event_dev_xstats_by_name_get(evdev, "qid_0_iq_0_used", NULL)
+ != 1) {
+ printf("%d: Error, QID does not have exactly 1 packet\n",
+ __LINE__);
+ goto err;
+ }
+
+ /* send another flow, which should pass the other IQ entry */
+ ev = new_ev;
+ ev.flow_id = 1;
+ if (rte_event_enqueue_burst(evdev, t->port[0], &ev, 1) != 1) {
+ printf("%d: Error with enqueue\n", __LINE__);
+ goto err;
+ }
+ rte_event_schedule(evdev);
+
+ if (rte_event_dev_xstats_by_name_get(evdev, other_port_used_stat, NULL)
+ != 1) {
+ printf("%d: Error, second flow did not pass out first\n",
+ __LINE__);
+ goto err;
+ }
+
+ if (rte_event_dev_xstats_by_name_get(evdev, "qid_0_iq_0_used", NULL)
+ != 1) {
+ printf("%d: Error, QID does not have exactly 1 packet\n",
+ __LINE__);
+ goto err;
+ }
+ cleanup(t);
+ return 0;
+err:
+ rte_event_dev_dump(evdev, stdout);
+ cleanup(t);
+ return -1;
+}
+
+static int
+worker_loopback_worker_fn(void *arg)
+{
+ struct test *t = arg;
+ uint8_t port = t->port[1];
+ int count = 0;
+ int enqd;
+
+ /*
+ * Takes packets from the input port and then loops them back through
+ * the Eventdev. Each packet gets looped through QIDs 0-8, 16 times
+ * so each packet goes through 8*16 = 128 times.
+ */
+ printf("%d: \tWorker function started\n", __LINE__);
+ while (count < NUM_PACKETS) {
+#define BURST_SIZE 32
+ struct rte_event ev[BURST_SIZE];
+ uint16_t i, nb_rx = rte_event_dequeue_burst(evdev, port, ev,
+ BURST_SIZE, 0);
+ if (nb_rx == 0) {
+ rte_pause();
+ continue;
+ }
+
+ for (i = 0; i < nb_rx; i++) {
+ ev[i].queue_id++;
+ if (ev[i].queue_id != 8) {
+ ev[i].op = RTE_EVENT_OP_FORWARD;
+ enqd = rte_event_enqueue_burst(evdev, port,
+ &ev[i], 1);
+ if (enqd != 1) {
+ printf("%d: Can't enqueue FWD!!\n",
+ __LINE__);
+ return -1;
+ }
+ continue;
+ }
+
+ ev[i].queue_id = 0;
+ ev[i].mbuf->udata64++;
+ if (ev[i].mbuf->udata64 != 16) {
+ ev[i].op = RTE_EVENT_OP_FORWARD;
+ enqd = rte_event_enqueue_burst(evdev, port,
+ &ev[i], 1);
+ if (enqd != 1) {
+ printf("%d: Can't enqueue FWD!!\n",
+ __LINE__);
+ return -1;
+ }
+ continue;
+ }
+ /* we have hit 16 iterations through system - drop */
+ rte_pktmbuf_free(ev[i].mbuf);
+ count++;
+ ev[i].op = RTE_EVENT_OP_RELEASE;
+ enqd = rte_event_enqueue_burst(evdev, port, &ev[i], 1);
+ if (enqd != 1) {
+ printf("%d drop enqueue failed\n", __LINE__);
+ return -1;
+ }
+ }
+ }
+
+ return 0;
+}
+
+static int
+worker_loopback_producer_fn(void *arg)
+{
+ struct test *t = arg;
+ uint8_t port = t->port[0];
+ uint64_t count = 0;
+
+ printf("%d: \tProducer function started\n", __LINE__);
+ while (count < NUM_PACKETS) {
+ struct rte_mbuf *m = 0;
+ do {
+ m = rte_pktmbuf_alloc(t->mbuf_pool);
+ } while (m == NULL);
+
+ m->udata64 = 0;
+
+ struct rte_event ev = {
+ .op = RTE_EVENT_OP_NEW,
+ .queue_id = t->qid[0],
+ .flow_id = (uintptr_t)m & 0xFFFF,
+ .mbuf = m,
+ };
+
+ if (rte_event_enqueue_burst(evdev, port, &ev, 1) != 1) {
+ while (rte_event_enqueue_burst(evdev, port, &ev, 1) !=
+ 1)
+ rte_pause();
+ }
+
+ count++;
+ }
+
+ return 0;
+}
+
+static int
+worker_loopback(struct test *t)
+{
+ /* use a single producer core, and a worker core to see what happens
+ * if the worker loops packets back multiple times
+ */
+ struct test_event_dev_stats stats;
+ uint64_t print_cycles = 0, cycles = 0;
+ uint64_t tx_pkts = 0;
+ int err;
+ int w_lcore, p_lcore;
+
+ if (init(t, 8, 2) < 0 ||
+ create_atomic_qids(t, 8) < 0) {
+ printf("%d: Error initializing device\n", __LINE__);
+ return -1;
+ }
+
+ /* RX with low max events */
+ static struct rte_event_port_conf conf = {
+ .dequeue_depth = 32,
+ .enqueue_depth = 64,
+ };
+ /* beware: this cannot be initialized in the static above as it would
+ * only be initialized once - and this needs to be set for multiple runs
+ */
+ conf.new_event_threshold = 512;
+
+ if (rte_event_port_setup(evdev, 0, &conf) < 0) {
+ printf("Error setting up RX port\n");
+ return -1;
+ }
+ t->port[0] = 0;
+ /* TX with higher max events */
+ conf.new_event_threshold = 4096;
+ if (rte_event_port_setup(evdev, 1, &conf) < 0) {
+ printf("Error setting up TX port\n");
+ return -1;
+ }
+ t->port[1] = 1;
+
+ /* CQ mapping to QID */
+ err = rte_event_port_link(evdev, t->port[1], NULL, NULL, 0);
+ if (err != 8) { /* should have mapped all queues*/
+ printf("%d: error mapping port 2 to all qids\n", __LINE__);
+ return -1;
+ }
+
+ if (rte_event_dev_start(evdev) < 0) {
+ printf("%d: Error with start call\n", __LINE__);
+ return -1;
+ }
+
+ p_lcore = rte_get_next_lcore(
+ /* start core */ -1,
+ /* skip master */ 1,
+ /* wrap */ 0);
+ w_lcore = rte_get_next_lcore(p_lcore, 1, 0);
+
+ rte_eal_remote_launch(worker_loopback_producer_fn, t, p_lcore);
+ rte_eal_remote_launch(worker_loopback_worker_fn, t, w_lcore);
+
+ print_cycles = cycles = rte_get_timer_cycles();
+ while (rte_eal_get_lcore_state(p_lcore) != FINISHED ||
+ rte_eal_get_lcore_state(w_lcore) != FINISHED) {
+
+ rte_event_schedule(evdev);
+
+ uint64_t new_cycles = rte_get_timer_cycles();
+
+ if (new_cycles - print_cycles > rte_get_timer_hz()) {
+ test_event_dev_stats_get(evdev, &stats);
+ printf(
+ "%d: \tSched Rx = %"PRIu64", Tx = %"PRIu64"\n",
+ __LINE__, stats.rx_pkts, stats.tx_pkts);
+
+ print_cycles = new_cycles;
+ }
+ if (new_cycles - cycles > rte_get_timer_hz() * 3) {
+ test_event_dev_stats_get(evdev, &stats);
+ if (stats.tx_pkts == tx_pkts) {
+ rte_event_dev_dump(evdev, stdout);
+ printf("Dumping xstats:\n");
+ xstats_print();
+ printf(
+ "%d: No schedules for seconds, deadlock\n",
+ __LINE__);
+ return -1;
+ }
+ tx_pkts = stats.tx_pkts;
+ cycles = new_cycles;
+ }
+ }
+ rte_event_schedule(evdev); /* ensure all completions are flushed */
+
+ rte_eal_mp_wait_lcore();
+
+ cleanup(t);
+ return 0;
+}
+
+static struct rte_mempool *eventdev_func_mempool;
+
+static int
+test_sw_eventdev(void)
+{
+ struct test *t = malloc(sizeof(struct test));
+ int ret;
+
+ /* manually initialize the op, older gcc's complain on static
+ * initialization of struct elements that are a bitfield.
+ */
+ release_ev.op = RTE_EVENT_OP_RELEASE;
+
+ const char *eventdev_name = "event_sw0";
+ evdev = rte_event_dev_get_dev_id(eventdev_name);
+ if (evdev < 0) {
+ printf("%d: Eventdev %s not found - creating.\n",
+ __LINE__, eventdev_name);
+ if (rte_vdev_init(eventdev_name, NULL) < 0) {
+ printf("Error creating eventdev\n");
+ return -1;
+ }
+ evdev = rte_event_dev_get_dev_id(eventdev_name);
+ if (evdev < 0) {
+ printf("Error finding newly created eventdev\n");
+ return -1;
+ }
+ }
+
+ /* Only create mbuf pool once, reuse for each test run */
+ if (!eventdev_func_mempool) {
+ eventdev_func_mempool = rte_pktmbuf_pool_create(
+ "EVENTDEV_SW_SA_MBUF_POOL",
+ (1<<12), /* 4k buffers */
+ 32 /*MBUF_CACHE_SIZE*/,
+ 0,
+ 512, /* use very small mbufs */
+ rte_socket_id());
+ if (!eventdev_func_mempool) {
+ printf("ERROR creating mempool\n");
+ return -1;
+ }
+ }
+ t->mbuf_pool = eventdev_func_mempool;
+
+ printf("*** Running Single Directed Packet test...\n");
+ ret = test_single_directed_packet(t);
+ if (ret != 0) {
+ printf("ERROR - Single Directed Packet test FAILED.\n");
+ return ret;
+ }
+ printf("*** Running Single Load Balanced Packet test...\n");
+ ret = single_packet(t);
+ if (ret != 0) {
+ printf("ERROR - Single Packet test FAILED.\n");
+ return ret;
+ }
+ printf("*** Running Unordered Basic test...\n");
+ ret = unordered_basic(t);
+ if (ret != 0) {
+ printf("ERROR - Unordered Basic test FAILED.\n");
+ return ret;
+ }
+ printf("*** Running Ordered Basic test...\n");
+ ret = ordered_basic(t);
+ if (ret != 0) {
+ printf("ERROR - Ordered Basic test FAILED.\n");
+ return ret;
+ }
+ printf("*** Running Burst Packets test...\n");
+ ret = burst_packets(t);
+ if (ret != 0) {
+ printf("ERROR - Burst Packets test FAILED.\n");
+ return ret;
+ }
+ printf("*** Running Load Balancing test...\n");
+ ret = load_balancing(t);
+ if (ret != 0) {
+ printf("ERROR - Load Balancing test FAILED.\n");
+ return ret;
+ }
+ printf("*** Running Prioritized Directed test...\n");
+ ret = test_priority_directed(t);
+ if (ret != 0) {
+ printf("ERROR - Prioritized Directed test FAILED.\n");
+ return ret;
+ }
+ printf("*** Running Prioritized Atomic test...\n");
+ ret = test_priority_atomic(t);
+ if (ret != 0) {
+ printf("ERROR - Prioritized Atomic test FAILED.\n");
+ return ret;
+ }
+
+ printf("*** Running Prioritized Ordered test...\n");
+ ret = test_priority_ordered(t);
+ if (ret != 0) {
+ printf("ERROR - Prioritized Ordered test FAILED.\n");
+ return ret;
+ }
+ printf("*** Running Prioritized Unordered test...\n");
+ ret = test_priority_unordered(t);
+ if (ret != 0) {
+ printf("ERROR - Prioritized Unordered test FAILED.\n");
+ return ret;
+ }
+ printf("*** Running Invalid QID test...\n");
+ ret = invalid_qid(t);
+ if (ret != 0) {
+ printf("ERROR - Invalid QID test FAILED.\n");
+ return ret;
+ }
+ printf("*** Running Load Balancing History test...\n");
+ ret = load_balancing_history(t);
+ if (ret != 0) {
+ printf("ERROR - Load Balancing History test FAILED.\n");
+ return ret;
+ }
+ printf("*** Running Inflight Count test...\n");
+ ret = inflight_counts(t);
+ if (ret != 0) {
+ printf("ERROR - Inflight Count test FAILED.\n");
+ return ret;
+ }
+ printf("*** Running Abuse Inflights test...\n");
+ ret = abuse_inflights(t);
+ if (ret != 0) {
+ printf("ERROR - Abuse Inflights test FAILED.\n");
+ return ret;
+ }
+ printf("*** Running XStats test...\n");
+ ret = xstats_tests(t);
+ if (ret != 0) {
+ printf("ERROR - XStats test FAILED.\n");
+ return ret;
+ }
+ printf("*** Running XStats ID Reset test...\n");
+ ret = xstats_id_reset_tests(t);
+ if (ret != 0) {
+ printf("ERROR - XStats ID Reset test FAILED.\n");
+ return ret;
+ }
+ printf("*** Running XStats Brute Force test...\n");
+ ret = xstats_brute_force(t);
+ if (ret != 0) {
+ printf("ERROR - XStats Brute Force test FAILED.\n");
+ return ret;
+ }
+ printf("*** Running XStats ID Abuse test...\n");
+ ret = xstats_id_abuse_tests(t);
+ if (ret != 0) {
+ printf("ERROR - XStats ID Abuse test FAILED.\n");
+ return ret;
+ }
+ printf("*** Running QID Priority test...\n");
+ ret = qid_priorities(t);
+ if (ret != 0) {
+ printf("ERROR - QID Priority test FAILED.\n");
+ return ret;
+ }
+ printf("*** Running Ordered Reconfigure test...\n");
+ ret = ordered_reconfigure(t);
+ if (ret != 0) {
+ printf("ERROR - Ordered Reconfigure test FAILED.\n");
+ return ret;
+ }
+ printf("*** Running Port LB Single Reconfig test...\n");
+ ret = port_single_lb_reconfig(t);
+ if (ret != 0) {
+ printf("ERROR - Port LB Single Reconfig test FAILED.\n");
+ return ret;
+ }
+ printf("*** Running Port Reconfig Credits test...\n");
+ ret = port_reconfig_credits(t);
+ if (ret != 0) {
+ printf("ERROR - Port Reconfig Credits Reset test FAILED.\n");
+ return ret;
+ }
+ printf("*** Running Head-of-line-blocking test...\n");
+ ret = holb(t);
+ if (ret != 0) {
+ printf("ERROR - Head-of-line-blocking test FAILED.\n");
+ return ret;
+ }
+ if (rte_lcore_count() >= 3) {
+ printf("*** Running Worker loopback test...\n");
+ ret = worker_loopback(t);
+ if (ret != 0) {
+ printf("ERROR - Worker loopback test FAILED.\n");
+ return ret;
+ }
+ } else {
+ printf("### Not enough cores for worker loopback test.\n");
+ printf("### Need at least 3 cores for test.\n");
+ }
+ /*
+ * Free test instance, leaving mempool initialized, and a pointer to it
+ * in static eventdev_func_mempool, as it is re-used on re-runs
+ */
+ free(t);
+
+ return 0;
+}
+
+REGISTER_TEST_COMMAND(eventdev_sw_autotest, test_sw_eventdev);
Code Review / deb_dpdk.git / blobdiff