[dpdk-dev] [PATCH v2 22/34] app/testeventdev: perf: add eventdev port setup

Jerin Jacob jerin.jacob at caviumnetworks.com
Mon Jul 3 21:13:50 CEST 2017


Setup one port per worker and link to all queues and setup
N producer ports to inject the events.

Signed-off-by: Jerin Jacob <jerin.jacob at caviumnetworks.com>
Acked-by: Harry van Haaren <harry.van.haaren at intel.com>
---
 app/test-eventdev/test_perf_common.c | 65 ++++++++++++++++++++++++++++++++++++
 app/test-eventdev/test_perf_common.h |  2 ++
 2 files changed, 67 insertions(+)

diff --git a/app/test-eventdev/test_perf_common.c b/app/test-eventdev/test_perf_common.c
index f889b1a59..46dd05704 100644
--- a/app/test-eventdev/test_perf_common.c
+++ b/app/test-eventdev/test_perf_common.c
@@ -42,6 +42,71 @@ perf_test_result(struct evt_test *test, struct evt_options *opt)
 }
 
 int
+perf_event_dev_port_setup(struct evt_test *test, struct evt_options *opt,
+				uint8_t stride, uint8_t nb_queues)
+{
+	struct test_perf *t = evt_test_priv(test);
+	uint8_t port, prod;
+	int ret = -1;
+
+	/* port configuration */
+	const struct rte_event_port_conf wkr_p_conf = {
+			.dequeue_depth = opt->wkr_deq_dep,
+			.enqueue_depth = 64,
+			.new_event_threshold = 4096,
+	};
+
+	/* setup one port per worker, linking to all queues */
+	for (port = 0; port < evt_nr_active_lcores(opt->wlcores);
+				port++) {
+		struct worker_data *w = &t->worker[port];
+
+		w->dev_id = opt->dev_id;
+		w->port_id = port;
+		w->t = t;
+		w->processed_pkts = 0;
+		w->latency = 0;
+
+		ret = rte_event_port_setup(opt->dev_id, port, &wkr_p_conf);
+		if (ret) {
+			evt_err("failed to setup port %d", port);
+			return ret;
+		}
+
+		ret = rte_event_port_link(opt->dev_id, port, NULL, NULL, 0);
+		if (ret != nb_queues) {
+			evt_err("failed to link all queues to port %d", port);
+			return -EINVAL;
+		}
+	}
+
+	/* port for producers, no links */
+	const struct rte_event_port_conf prod_conf = {
+			.dequeue_depth = 8,
+			.enqueue_depth = 32,
+			.new_event_threshold = 1200,
+	};
+	prod = 0;
+	for ( ; port < perf_nb_event_ports(opt); port++) {
+		struct prod_data *p = &t->prod[port];
+
+		p->dev_id = opt->dev_id;
+		p->port_id = port;
+		p->queue_id = prod * stride;
+		p->t = t;
+
+		ret = rte_event_port_setup(opt->dev_id, port, &prod_conf);
+		if (ret) {
+			evt_err("failed to setup port %d", port);
+			return ret;
+		}
+		prod++;
+	}
+
+	return ret;
+}
+
+int
 perf_opt_check(struct evt_options *opt, uint64_t nb_queues)
 {
 	unsigned int lcores;
diff --git a/app/test-eventdev/test_perf_common.h b/app/test-eventdev/test_perf_common.h
index 5c56766e5..06e887b98 100644
--- a/app/test-eventdev/test_perf_common.h
+++ b/app/test-eventdev/test_perf_common.h
@@ -97,6 +97,8 @@ int perf_test_result(struct evt_test *test, struct evt_options *opt);
 int perf_opt_check(struct evt_options *opt, uint64_t nb_queues);
 int perf_test_setup(struct evt_test *test, struct evt_options *opt);
 int perf_mempool_setup(struct evt_test *test, struct evt_options *opt);
+int perf_event_dev_port_setup(struct evt_test *test, struct evt_options *opt,
+				uint8_t stride, uint8_t nb_queues);
 void perf_opt_dump(struct evt_options *opt, uint8_t nb_queues);
 void perf_test_destroy(struct evt_test *test, struct evt_options *opt);
 void perf_eventdev_destroy(struct evt_test *test, struct evt_options *opt);
-- 
2.13.2



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