New upstream version 18.11-rc1
[deb_dpdk.git] / examples / eventdev_pipeline / pipeline_worker_generic.c
index 2215e9e..1690649 100644 (file)
@@ -119,153 +119,13 @@ worker_generic_burst(void *arg)
        return 0;
 }
 
-static __rte_always_inline int
-consumer(void)
-{
-       const uint64_t freq_khz = rte_get_timer_hz() / 1000;
-       struct rte_event packet;
-
-       static uint64_t received;
-       static uint64_t last_pkts;
-       static uint64_t last_time;
-       static uint64_t start_time;
-       int i;
-       uint8_t dev_id = cons_data.dev_id;
-       uint8_t port_id = cons_data.port_id;
-
-       do {
-               uint16_t n = rte_event_dequeue_burst(dev_id, port_id,
-                               &packet, 1, 0);
-
-               if (n == 0) {
-                       RTE_ETH_FOREACH_DEV(i)
-                               rte_eth_tx_buffer_flush(i, 0, fdata->tx_buf[i]);
-                       return 0;
-               }
-               if (start_time == 0)
-                       last_time = start_time = rte_get_timer_cycles();
-
-               received++;
-               uint8_t outport = packet.mbuf->port;
-
-               exchange_mac(packet.mbuf);
-               rte_eth_tx_buffer(outport, 0, fdata->tx_buf[outport],
-                               packet.mbuf);
-
-               if (cons_data.release)
-                       rte_event_enqueue_burst(dev_id, port_id,
-                                                               &packet, n);
-
-               /* Print out mpps every 1<22 packets */
-               if (!cdata.quiet && received >= last_pkts + (1<<22)) {
-                       const uint64_t now = rte_get_timer_cycles();
-                       const uint64_t total_ms = (now - start_time) / freq_khz;
-                       const uint64_t delta_ms = (now - last_time) / freq_khz;
-                       uint64_t delta_pkts = received - last_pkts;
-
-                       printf("# %s RX=%"PRIu64", time %"PRIu64 "ms, "
-                                       "avg %.3f mpps [current %.3f mpps]\n",
-                                       __func__,
-                                       received,
-                                       total_ms,
-                                       received / (total_ms * 1000.0),
-                                       delta_pkts / (delta_ms * 1000.0));
-                       last_pkts = received;
-                       last_time = now;
-               }
-
-               cdata.num_packets--;
-               if (cdata.num_packets <= 0)
-                       fdata->done = 1;
-       /* Be stuck in this loop if single. */
-       } while (!fdata->done && fdata->tx_single);
-
-       return 0;
-}
-
-static __rte_always_inline int
-consumer_burst(void)
-{
-       const uint64_t freq_khz = rte_get_timer_hz() / 1000;
-       struct rte_event packets[BATCH_SIZE];
-
-       static uint64_t received;
-       static uint64_t last_pkts;
-       static uint64_t last_time;
-       static uint64_t start_time;
-       unsigned int i, j;
-       uint8_t dev_id = cons_data.dev_id;
-       uint8_t port_id = cons_data.port_id;
-
-       do {
-               uint16_t n = rte_event_dequeue_burst(dev_id, port_id,
-                               packets, RTE_DIM(packets), 0);
-
-               if (n == 0) {
-                       RTE_ETH_FOREACH_DEV(j)
-                               rte_eth_tx_buffer_flush(j, 0, fdata->tx_buf[j]);
-                       return 0;
-               }
-               if (start_time == 0)
-                       last_time = start_time = rte_get_timer_cycles();
-
-               received += n;
-               for (i = 0; i < n; i++) {
-                       uint8_t outport = packets[i].mbuf->port;
-
-                       exchange_mac(packets[i].mbuf);
-                       rte_eth_tx_buffer(outport, 0, fdata->tx_buf[outport],
-                                       packets[i].mbuf);
-
-                       packets[i].op = RTE_EVENT_OP_RELEASE;
-               }
-
-               if (cons_data.release) {
-                       uint16_t nb_tx;
-
-                       nb_tx = rte_event_enqueue_burst(dev_id, port_id,
-                                                               packets, n);
-                       while (nb_tx < n)
-                               nb_tx += rte_event_enqueue_burst(dev_id,
-                                               port_id, packets + nb_tx,
-                                               n - nb_tx);
-               }
-
-               /* Print out mpps every 1<22 packets */
-               if (!cdata.quiet && received >= last_pkts + (1<<22)) {
-                       const uint64_t now = rte_get_timer_cycles();
-                       const uint64_t total_ms = (now - start_time) / freq_khz;
-                       const uint64_t delta_ms = (now - last_time) / freq_khz;
-                       uint64_t delta_pkts = received - last_pkts;
-
-                       printf("# consumer RX=%"PRIu64", time %"PRIu64 "ms, "
-                                       "avg %.3f mpps [current %.3f mpps]\n",
-                                       received,
-                                       total_ms,
-                                       received / (total_ms * 1000.0),
-                                       delta_pkts / (delta_ms * 1000.0));
-                       last_pkts = received;
-                       last_time = now;
-               }
-
-               cdata.num_packets -= n;
-               if (cdata.num_packets <= 0)
-                       fdata->done = 1;
-       /* Be stuck in this loop if single. */
-       } while (!fdata->done && fdata->tx_single);
-
-       return 0;
-}
-
 static int
-setup_eventdev_generic(struct cons_data *cons_data,
-               struct worker_data *worker_data)
+setup_eventdev_generic(struct worker_data *worker_data)
 {
        const uint8_t dev_id = 0;
        /* +1 stages is for a SINGLE_LINK TX stage */
        const uint8_t nb_queues = cdata.num_stages + 1;
-       /* + 1 is one port for consumer */
-       const uint8_t nb_ports = cdata.num_workers + 1;
+       const uint8_t nb_ports = cdata.num_workers;
        struct rte_event_dev_config config = {
                        .nb_event_queues = nb_queues,
                        .nb_event_ports = nb_ports,
@@ -285,11 +145,6 @@ setup_eventdev_generic(struct cons_data *cons_data,
                        .nb_atomic_flows = 1024,
                .nb_atomic_order_sequences = 1024,
        };
-       struct rte_event_port_conf tx_p_conf = {
-                       .dequeue_depth = 128,
-                       .enqueue_depth = 128,
-                       .new_event_threshold = 4096,
-       };
        struct rte_event_queue_conf tx_q_conf = {
                        .priority = RTE_EVENT_DEV_PRIORITY_HIGHEST,
                        .event_queue_cfg = RTE_EVENT_QUEUE_CFG_SINGLE_LINK,
@@ -297,7 +152,6 @@ setup_eventdev_generic(struct cons_data *cons_data,
 
        struct port_link worker_queues[MAX_NUM_STAGES];
        uint8_t disable_implicit_release;
-       struct port_link tx_queue;
        unsigned int i;
 
        int ret, ndev = rte_event_dev_count();
@@ -314,7 +168,6 @@ setup_eventdev_generic(struct cons_data *cons_data,
                        RTE_EVENT_DEV_CAP_IMPLICIT_RELEASE_DISABLE);
 
        wkr_p_conf.disable_implicit_release = disable_implicit_release;
-       tx_p_conf.disable_implicit_release = disable_implicit_release;
 
        if (dev_info.max_event_port_dequeue_depth <
                        config.nb_event_port_dequeue_depth)
@@ -372,8 +225,7 @@ setup_eventdev_generic(struct cons_data *cons_data,
                printf("%d: error creating qid %d\n", __LINE__, i);
                return -1;
        }
-       tx_queue.queue_id = i;
-       tx_queue.priority = RTE_EVENT_DEV_PRIORITY_HIGHEST;
+       cdata.tx_queue_id = i;
 
        if (wkr_p_conf.dequeue_depth > config.nb_event_port_dequeue_depth)
                wkr_p_conf.dequeue_depth = config.nb_event_port_dequeue_depth;
@@ -403,26 +255,6 @@ setup_eventdev_generic(struct cons_data *cons_data,
                w->port_id = i;
        }
 
-       if (tx_p_conf.dequeue_depth > config.nb_event_port_dequeue_depth)
-               tx_p_conf.dequeue_depth = config.nb_event_port_dequeue_depth;
-       if (tx_p_conf.enqueue_depth > config.nb_event_port_enqueue_depth)
-               tx_p_conf.enqueue_depth = config.nb_event_port_enqueue_depth;
-
-       /* port for consumer, linked to TX queue */
-       if (rte_event_port_setup(dev_id, i, &tx_p_conf) < 0) {
-               printf("Error setting up port %d\n", i);
-               return -1;
-       }
-       if (rte_event_port_link(dev_id, i, &tx_queue.queue_id,
-                               &tx_queue.priority, 1) != 1) {
-               printf("%d: error creating link for port %d\n",
-                               __LINE__, i);
-               return -1;
-       }
-       *cons_data = (struct cons_data){.dev_id = dev_id,
-                                       .port_id = i,
-                                       .release = disable_implicit_release };
-
        ret = rte_event_dev_service_id_get(dev_id,
                                &fdata->evdev_service_id);
        if (ret != -ESRCH && ret != 0) {
@@ -431,76 +263,107 @@ setup_eventdev_generic(struct cons_data *cons_data,
        }
        rte_service_runstate_set(fdata->evdev_service_id, 1);
        rte_service_set_runstate_mapped_check(fdata->evdev_service_id, 0);
-       if (rte_event_dev_start(dev_id) < 0) {
-               printf("Error starting eventdev\n");
-               return -1;
-       }
 
        return dev_id;
 }
 
 static void
-init_rx_adapter(uint16_t nb_ports)
+init_adapters(uint16_t nb_ports)
 {
        int i;
        int ret;
+       uint8_t tx_port_id = 0;
        uint8_t evdev_id = 0;
        struct rte_event_dev_info dev_info;
 
        ret = rte_event_dev_info_get(evdev_id, &dev_info);
 
-       struct rte_event_port_conf rx_p_conf = {
-               .dequeue_depth = 8,
-               .enqueue_depth = 8,
-               .new_event_threshold = 1200,
+       struct rte_event_port_conf adptr_p_conf = {
+               .dequeue_depth = cdata.worker_cq_depth,
+               .enqueue_depth = 64,
+               .new_event_threshold = 4096,
        };
 
-       if (rx_p_conf.dequeue_depth > dev_info.max_event_port_dequeue_depth)
-               rx_p_conf.dequeue_depth = dev_info.max_event_port_dequeue_depth;
-       if (rx_p_conf.enqueue_depth > dev_info.max_event_port_enqueue_depth)
-               rx_p_conf.enqueue_depth = dev_info.max_event_port_enqueue_depth;
+       if (adptr_p_conf.dequeue_depth > dev_info.max_event_port_dequeue_depth)
+               adptr_p_conf.dequeue_depth =
+                       dev_info.max_event_port_dequeue_depth;
+       if (adptr_p_conf.enqueue_depth > dev_info.max_event_port_enqueue_depth)
+               adptr_p_conf.enqueue_depth =
+                       dev_info.max_event_port_enqueue_depth;
 
        /* Create one adapter for all the ethernet ports. */
        ret = rte_event_eth_rx_adapter_create(cdata.rx_adapter_id, evdev_id,
-                       &rx_p_conf);
+                       &adptr_p_conf);
        if (ret)
                rte_exit(EXIT_FAILURE, "failed to create rx adapter[%d]",
                                cdata.rx_adapter_id);
 
+       ret = rte_event_eth_tx_adapter_create(cdata.tx_adapter_id, evdev_id,
+                       &adptr_p_conf);
+       if (ret)
+               rte_exit(EXIT_FAILURE, "failed to create tx adapter[%d]",
+                               cdata.tx_adapter_id);
+
        struct rte_event_eth_rx_adapter_queue_conf queue_conf;
        memset(&queue_conf, 0, sizeof(queue_conf));
        queue_conf.ev.sched_type = cdata.queue_type;
        queue_conf.ev.queue_id = cdata.qid[0];
 
        for (i = 0; i < nb_ports; i++) {
-               uint32_t cap;
-
-               ret = rte_event_eth_rx_adapter_caps_get(evdev_id, i, &cap);
-               if (ret)
-                       rte_exit(EXIT_FAILURE,
-                                       "failed to get event rx adapter "
-                                       "capabilities");
-
                ret = rte_event_eth_rx_adapter_queue_add(cdata.rx_adapter_id, i,
                                -1, &queue_conf);
                if (ret)
                        rte_exit(EXIT_FAILURE,
                                        "Failed to add queues to Rx adapter");
+
+               ret = rte_event_eth_tx_adapter_queue_add(cdata.tx_adapter_id, i,
+                               -1);
+               if (ret)
+                       rte_exit(EXIT_FAILURE,
+                                       "Failed to add queues to Tx adapter");
        }
 
+       ret = rte_event_eth_tx_adapter_event_port_get(cdata.tx_adapter_id,
+                       &tx_port_id);
+       if (ret)
+               rte_exit(EXIT_FAILURE,
+                               "Failed to get Tx adapter port id");
+       ret = rte_event_port_link(evdev_id, tx_port_id, &cdata.tx_queue_id,
+                       NULL, 1);
+       if (ret != 1)
+               rte_exit(EXIT_FAILURE,
+                               "Unable to link Tx adapter port to Tx queue");
+
        ret = rte_event_eth_rx_adapter_service_id_get(cdata.rx_adapter_id,
                                &fdata->rxadptr_service_id);
        if (ret != -ESRCH && ret != 0) {
                rte_exit(EXIT_FAILURE,
-                       "Error getting the service ID for sw eventdev\n");
+                       "Error getting the service ID for Rx adapter\n");
        }
        rte_service_runstate_set(fdata->rxadptr_service_id, 1);
        rte_service_set_runstate_mapped_check(fdata->rxadptr_service_id, 0);
 
+       ret = rte_event_eth_tx_adapter_service_id_get(cdata.tx_adapter_id,
+                               &fdata->txadptr_service_id);
+       if (ret != -ESRCH && ret != 0) {
+               rte_exit(EXIT_FAILURE,
+                       "Error getting the service ID for Tx adapter\n");
+       }
+       rte_service_runstate_set(fdata->txadptr_service_id, 1);
+       rte_service_set_runstate_mapped_check(fdata->txadptr_service_id, 0);
+
        ret = rte_event_eth_rx_adapter_start(cdata.rx_adapter_id);
        if (ret)
                rte_exit(EXIT_FAILURE, "Rx adapter[%d] start failed",
                                cdata.rx_adapter_id);
+
+       ret = rte_event_eth_tx_adapter_start(cdata.tx_adapter_id);
+       if (ret)
+               rte_exit(EXIT_FAILURE, "Tx adapter[%d] start failed",
+                               cdata.tx_adapter_id);
+
+       if (rte_event_dev_start(evdev_id) < 0)
+               rte_exit(EXIT_FAILURE, "Error starting eventdev");
 }
 
 static void
@@ -510,6 +373,7 @@ generic_opt_check(void)
        int ret;
        uint32_t cap = 0;
        uint8_t rx_needed = 0;
+       uint8_t sched_needed = 0;
        struct rte_event_dev_info eventdev_info;
 
        memset(&eventdev_info, 0, sizeof(struct rte_event_dev_info));
@@ -519,6 +383,8 @@ generic_opt_check(void)
                                RTE_EVENT_DEV_CAP_QUEUE_ALL_TYPES))
                rte_exit(EXIT_FAILURE,
                                "Event dev doesn't support all type queues\n");
+       sched_needed = !(eventdev_info.event_dev_cap &
+               RTE_EVENT_DEV_CAP_DISTRIBUTED_SCHED);
 
        RTE_ETH_FOREACH_DEV(i) {
                ret = rte_event_eth_rx_adapter_caps_get(0, i, &cap);
@@ -531,9 +397,8 @@ generic_opt_check(void)
 
        if (cdata.worker_lcore_mask == 0 ||
                        (rx_needed && cdata.rx_lcore_mask == 0) ||
-                       cdata.tx_lcore_mask == 0 || (cdata.sched_lcore_mask == 0
-                               && !(eventdev_info.event_dev_cap &
-                                       RTE_EVENT_DEV_CAP_DISTRIBUTED_SCHED))) {
+                       (cdata.tx_lcore_mask == 0) ||
+                       (sched_needed && cdata.sched_lcore_mask == 0)) {
                printf("Core part of pipeline was not assigned any cores. "
                        "This will stall the pipeline, please check core masks "
                        "(use -h for details on setting core masks):\n"
@@ -545,23 +410,24 @@ generic_opt_check(void)
                rte_exit(-1, "Fix core masks\n");
        }
 
-       if (eventdev_info.event_dev_cap & RTE_EVENT_DEV_CAP_DISTRIBUTED_SCHED)
+       if (!sched_needed)
                memset(fdata->sched_core, 0,
                                sizeof(unsigned int) * MAX_NUM_CORE);
+       if (!rx_needed)
+               memset(fdata->rx_core, 0,
+                               sizeof(unsigned int) * MAX_NUM_CORE);
 }
 
 void
 set_worker_generic_setup_data(struct setup_data *caps, bool burst)
 {
        if (burst) {
-               caps->consumer = consumer_burst;
                caps->worker = worker_generic_burst;
        } else {
-               caps->consumer = consumer;
                caps->worker = worker_generic;
        }
 
-       caps->adptr_setup = init_rx_adapter;
+       caps->adptr_setup = init_adapters;
        caps->scheduler = schedule_devices;
        caps->evdev_setup = setup_eventdev_generic;
        caps->check_opt = generic_opt_check;