[dpdk-dev] [PATCH v7 12/15] app/eventdev: add pipeline atq worker functions
Pavan Nikhilesh
pbhagavatula at caviumnetworks.com
Tue Jan 16 18:46:04 CET 2018
Signed-off-by: Pavan Nikhilesh <pbhagavatula at caviumnetworks.com>
Acked-by: Harry van Haaren <harry.van.haaren at intel.com>
---
app/test-eventdev/test_pipeline_atq.c | 280 +++++++++++++++++++++++++++++++++-
1 file changed, 279 insertions(+), 1 deletion(-)
diff --git a/app/test-eventdev/test_pipeline_atq.c b/app/test-eventdev/test_pipeline_atq.c
index 6c9ac6119..36abbddda 100644
--- a/app/test-eventdev/test_pipeline_atq.c
+++ b/app/test-eventdev/test_pipeline_atq.c
@@ -15,10 +15,288 @@ pipeline_atq_nb_event_queues(struct evt_options *opt)
return rte_eth_dev_count();
}
+static int
+pipeline_atq_worker_single_stage_tx(void *arg)
+{
+ PIPELINE_WROKER_SINGLE_STAGE_INIT;
+
+ while (t->done == false) {
+ uint16_t event = rte_event_dequeue_burst(dev, port, &ev, 1, 0);
+
+ if (!event) {
+ rte_pause();
+ continue;
+ }
+
+ if (ev.sched_type == RTE_SCHED_TYPE_ATOMIC) {
+ pipeline_tx_pkt(ev.mbuf);
+ w->processed_pkts++;
+ continue;
+ }
+ pipeline_fwd_event(&ev, RTE_SCHED_TYPE_ATOMIC);
+ pipeline_event_enqueue(dev, port, &ev);
+ }
+
+ return 0;
+}
+
+static int
+pipeline_atq_worker_single_stage_fwd(void *arg)
+{
+ PIPELINE_WROKER_SINGLE_STAGE_INIT;
+ const uint8_t tx_queue = t->tx_service.queue_id;
+
+ while (t->done == false) {
+ uint16_t event = rte_event_dequeue_burst(dev, port, &ev, 1, 0);
+
+ if (!event) {
+ rte_pause();
+ continue;
+ }
+
+ w->processed_pkts++;
+ ev.queue_id = tx_queue;
+ pipeline_fwd_event(&ev, RTE_SCHED_TYPE_ATOMIC);
+ pipeline_event_enqueue(dev, port, &ev);
+ }
+
+ return 0;
+}
+
+static int
+pipeline_atq_worker_single_stage_burst_tx(void *arg)
+{
+ PIPELINE_WROKER_SINGLE_STAGE_BURST_INIT;
+
+ while (t->done == false) {
+ uint16_t nb_rx = rte_event_dequeue_burst(dev, port, ev,
+ BURST_SIZE, 0);
+
+ if (!nb_rx) {
+ rte_pause();
+ continue;
+ }
+
+ for (i = 0; i < nb_rx; i++) {
+ rte_prefetch0(ev[i + 1].mbuf);
+ if (ev[i].sched_type == RTE_SCHED_TYPE_ATOMIC) {
+
+ pipeline_tx_pkt(ev[i].mbuf);
+ ev[i].op = RTE_EVENT_OP_RELEASE;
+ w->processed_pkts++;
+ } else
+ pipeline_fwd_event(&ev[i],
+ RTE_SCHED_TYPE_ATOMIC);
+ }
+
+ pipeline_event_enqueue_burst(dev, port, ev, nb_rx);
+ }
+
+ return 0;
+}
+
+static int
+pipeline_atq_worker_single_stage_burst_fwd(void *arg)
+{
+ PIPELINE_WROKER_SINGLE_STAGE_BURST_INIT;
+ const uint8_t tx_queue = t->tx_service.queue_id;
+
+ while (t->done == false) {
+ uint16_t nb_rx = rte_event_dequeue_burst(dev, port, ev,
+ BURST_SIZE, 0);
+
+ if (!nb_rx) {
+ rte_pause();
+ continue;
+ }
+
+ for (i = 0; i < nb_rx; i++) {
+ rte_prefetch0(ev[i + 1].mbuf);
+ ev[i].queue_id = tx_queue;
+ pipeline_fwd_event(&ev[i], RTE_SCHED_TYPE_ATOMIC);
+ w->processed_pkts++;
+ }
+
+ pipeline_event_enqueue_burst(dev, port, ev, nb_rx);
+ }
+
+ return 0;
+}
+
+static int
+pipeline_atq_worker_multi_stage_tx(void *arg)
+{
+ PIPELINE_WROKER_MULTI_STAGE_INIT;
+ const uint8_t nb_stages = t->opt->nb_stages;
+
+
+ while (t->done == false) {
+ uint16_t event = rte_event_dequeue_burst(dev, port, &ev, 1, 0);
+
+ if (!event) {
+ rte_pause();
+ continue;
+ }
+
+ cq_id = ev.sub_event_type % nb_stages;
+
+ if (cq_id == last_queue) {
+ if (ev.sched_type == RTE_SCHED_TYPE_ATOMIC) {
+
+ pipeline_tx_pkt(ev.mbuf);
+ w->processed_pkts++;
+ continue;
+ }
+ pipeline_fwd_event(&ev, RTE_SCHED_TYPE_ATOMIC);
+ } else {
+ ev.sub_event_type++;
+ pipeline_fwd_event(&ev, sched_type_list[cq_id]);
+ }
+
+ pipeline_event_enqueue(dev, port, &ev);
+ }
+ return 0;
+}
+
+static int
+pipeline_atq_worker_multi_stage_fwd(void *arg)
+{
+ PIPELINE_WROKER_MULTI_STAGE_INIT;
+ const uint8_t nb_stages = t->opt->nb_stages;
+ const uint8_t tx_queue = t->tx_service.queue_id;
+
+ while (t->done == false) {
+ uint16_t event = rte_event_dequeue_burst(dev, port, &ev, 1, 0);
+
+ if (!event) {
+ rte_pause();
+ continue;
+ }
+
+ cq_id = ev.sub_event_type % nb_stages;
+
+ if (cq_id == last_queue) {
+ w->processed_pkts++;
+ ev.queue_id = tx_queue;
+ pipeline_fwd_event(&ev, RTE_SCHED_TYPE_ATOMIC);
+ } else {
+ ev.sub_event_type++;
+ pipeline_fwd_event(&ev, sched_type_list[cq_id]);
+ }
+
+ pipeline_event_enqueue(dev, port, &ev);
+ }
+ return 0;
+}
+
+static int
+pipeline_atq_worker_multi_stage_burst_tx(void *arg)
+{
+ PIPELINE_WROKER_MULTI_STAGE_BURST_INIT;
+ const uint8_t nb_stages = t->opt->nb_stages;
+
+ while (t->done == false) {
+ uint16_t nb_rx = rte_event_dequeue_burst(dev, port, ev,
+ BURST_SIZE, 0);
+
+ if (!nb_rx) {
+ rte_pause();
+ continue;
+ }
+
+ for (i = 0; i < nb_rx; i++) {
+ rte_prefetch0(ev[i + 1].mbuf);
+ cq_id = ev[i].sub_event_type % nb_stages;
+
+ if (cq_id == last_queue) {
+ if (ev[i].sched_type == RTE_SCHED_TYPE_ATOMIC) {
+
+ pipeline_tx_pkt(ev[i].mbuf);
+ ev[i].op = RTE_EVENT_OP_RELEASE;
+ w->processed_pkts++;
+ continue;
+ }
+
+ pipeline_fwd_event(&ev[i],
+ RTE_SCHED_TYPE_ATOMIC);
+ } else {
+ ev[i].sub_event_type++;
+ pipeline_fwd_event(&ev[i],
+ sched_type_list[cq_id]);
+ }
+ }
+
+ pipeline_event_enqueue_burst(dev, port, ev, nb_rx);
+ }
+ return 0;
+}
+
+static int
+pipeline_atq_worker_multi_stage_burst_fwd(void *arg)
+{
+ PIPELINE_WROKER_MULTI_STAGE_BURST_INIT;
+ const uint8_t nb_stages = t->opt->nb_stages;
+ const uint8_t tx_queue = t->tx_service.queue_id;
+
+ while (t->done == false) {
+ uint16_t nb_rx = rte_event_dequeue_burst(dev, port, ev,
+ BURST_SIZE, 0);
+
+ if (!nb_rx) {
+ rte_pause();
+ continue;
+ }
+
+ for (i = 0; i < nb_rx; i++) {
+ rte_prefetch0(ev[i + 1].mbuf);
+ cq_id = ev[i].sub_event_type % nb_stages;
+
+ if (cq_id == last_queue) {
+ w->processed_pkts++;
+ ev[i].queue_id = tx_queue;
+ pipeline_fwd_event(&ev[i],
+ RTE_SCHED_TYPE_ATOMIC);
+ } else {
+ ev[i].sub_event_type++;
+ pipeline_fwd_event(&ev[i],
+ sched_type_list[cq_id]);
+ }
+ }
+
+ pipeline_event_enqueue_burst(dev, port, ev, nb_rx);
+ }
+ return 0;
+}
+
static int
worker_wrapper(void *arg)
{
- RTE_SET_USED(arg);
+ struct worker_data *w = arg;
+ struct evt_options *opt = w->t->opt;
+ const bool burst = evt_has_burst_mode(w->dev_id);
+ const bool mt_safe = !w->t->mt_unsafe;
+ const uint8_t nb_stages = opt->nb_stages;
+ RTE_SET_USED(opt);
+
+ if (nb_stages == 1) {
+ if (!burst && mt_safe)
+ return pipeline_atq_worker_single_stage_tx(arg);
+ else if (!burst && !mt_safe)
+ return pipeline_atq_worker_single_stage_fwd(arg);
+ else if (burst && mt_safe)
+ return pipeline_atq_worker_single_stage_burst_tx(arg);
+ else if (burst && !mt_safe)
+ return pipeline_atq_worker_single_stage_burst_fwd(arg);
+ } else {
+ if (!burst && mt_safe)
+ return pipeline_atq_worker_multi_stage_tx(arg);
+ else if (!burst && !mt_safe)
+ return pipeline_atq_worker_multi_stage_fwd(arg);
+ if (burst && mt_safe)
+ return pipeline_atq_worker_multi_stage_burst_tx(arg);
+ else if (burst && !mt_safe)
+ return pipeline_atq_worker_multi_stage_burst_fwd(arg);
+ }
rte_panic("invalid worker\n");
}
--
2.14.1
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