X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fevent%2Fsw%2Fsw_evdev.c;h=a31aaa662573666994b437c922887be5f09031be;hb=738f56d41ab56285187eafc5f10b3047c5ded06f;hp=a2e1cbbfe0bd747b550fe3da17300af5201767ea;hpb=371a688fc15917f4e7b6631ceb798150652b0db3;p=dpdk.git

diff --git a/drivers/event/sw/sw_evdev.c b/drivers/event/sw/sw_evdev.c
index a2e1cbbfe0..a31aaa6625 100644
--- a/drivers/event/sw/sw_evdev.c
+++ b/drivers/event/sw/sw_evdev.c
@@ -411,6 +411,7 @@ sw_dev_configure(const struct rte_eventdev *dev)
 	sw->qid_count = conf->nb_event_queues;
 	sw->port_count = conf->nb_event_ports;
 	sw->nb_events_limit = conf->nb_events_limit;
+	rte_atomic32_set(&sw->inflights, 0);
 
 	if (conf->event_dev_cfg & RTE_EVENT_DEV_CFG_PER_DEQUEUE_TIMEOUT)
 		return -ENOTSUP;
@@ -440,6 +441,230 @@ sw_info_get(struct rte_eventdev *dev, struct rte_event_dev_info *info)
 	*info = evdev_sw_info;
 }
 
+static void
+sw_dump(struct rte_eventdev *dev, FILE *f)
+{
+	const struct sw_evdev *sw = sw_pmd_priv(dev);
+
+	static const char * const q_type_strings[] = {
+			"Ordered", "Atomic", "Parallel", "Directed"
+	};
+	uint32_t i;
+	fprintf(f, "EventDev %s: ports %d, qids %d\n", "todo-fix-name",
+			sw->port_count, sw->qid_count);
+
+	fprintf(f, "\trx   %"PRIu64"\n\tdrop %"PRIu64"\n\ttx   %"PRIu64"\n",
+		sw->stats.rx_pkts, sw->stats.rx_dropped, sw->stats.tx_pkts);
+	fprintf(f, "\tsched calls: %"PRIu64"\n", sw->sched_called);
+	fprintf(f, "\tsched cq/qid call: %"PRIu64"\n", sw->sched_cq_qid_called);
+	fprintf(f, "\tsched no IQ enq: %"PRIu64"\n", sw->sched_no_iq_enqueues);
+	fprintf(f, "\tsched no CQ enq: %"PRIu64"\n", sw->sched_no_cq_enqueues);
+	uint32_t inflights = rte_atomic32_read(&sw->inflights);
+	uint32_t credits = sw->nb_events_limit - inflights;
+	fprintf(f, "\tinflight %d, credits: %d\n", inflights, credits);
+
+#define COL_RED "\x1b[31m"
+#define COL_RESET "\x1b[0m"
+
+	for (i = 0; i < sw->port_count; i++) {
+		int max, j;
+		const struct sw_port *p = &sw->ports[i];
+		if (!p->initialized) {
+			fprintf(f, "  %sPort %d not initialized.%s\n",
+				COL_RED, i, COL_RESET);
+			continue;
+		}
+		fprintf(f, "  Port %d %s\n", i,
+			p->is_directed ? " (SingleCons)" : "");
+		fprintf(f, "\trx   %"PRIu64"\tdrop %"PRIu64"\ttx   %"PRIu64
+			"\t%sinflight %d%s\n", sw->ports[i].stats.rx_pkts,
+			sw->ports[i].stats.rx_dropped,
+			sw->ports[i].stats.tx_pkts,
+			(p->inflights == p->inflight_max) ?
+				COL_RED : COL_RESET,
+			sw->ports[i].inflights, COL_RESET);
+
+		fprintf(f, "\tMax New: %u"
+			"\tAvg cycles PP: %"PRIu64"\tCredits: %u\n",
+			sw->ports[i].inflight_max,
+			sw->ports[i].avg_pkt_ticks,
+			sw->ports[i].inflight_credits);
+		fprintf(f, "\tReceive burst distribution:\n");
+		float zp_percent = p->zero_polls * 100.0 / p->total_polls;
+		fprintf(f, zp_percent < 10 ? "\t\t0:%.02f%% " : "\t\t0:%.0f%% ",
+				zp_percent);
+		for (max = (int)RTE_DIM(p->poll_buckets); max-- > 0;)
+			if (p->poll_buckets[max] != 0)
+				break;
+		for (j = 0; j <= max; j++) {
+			if (p->poll_buckets[j] != 0) {
+				float poll_pc = p->poll_buckets[j] * 100.0 /
+					p->total_polls;
+				fprintf(f, "%u-%u:%.02f%% ",
+					((j << SW_DEQ_STAT_BUCKET_SHIFT) + 1),
+					((j+1) << SW_DEQ_STAT_BUCKET_SHIFT),
+					poll_pc);
+			}
+		}
+		fprintf(f, "\n");
+
+		if (p->rx_worker_ring) {
+			uint64_t used = qe_ring_count(p->rx_worker_ring);
+			uint64_t space = qe_ring_free_count(p->rx_worker_ring);
+			const char *col = (space == 0) ? COL_RED : COL_RESET;
+			fprintf(f, "\t%srx ring used: %4"PRIu64"\tfree: %4"
+					PRIu64 COL_RESET"\n", col, used, space);
+		} else
+			fprintf(f, "\trx ring not initialized.\n");
+
+		if (p->cq_worker_ring) {
+			uint64_t used = qe_ring_count(p->cq_worker_ring);
+			uint64_t space = qe_ring_free_count(p->cq_worker_ring);
+			const char *col = (space == 0) ? COL_RED : COL_RESET;
+			fprintf(f, "\t%scq ring used: %4"PRIu64"\tfree: %4"
+					PRIu64 COL_RESET"\n", col, used, space);
+		} else
+			fprintf(f, "\tcq ring not initialized.\n");
+	}
+
+	for (i = 0; i < sw->qid_count; i++) {
+		const struct sw_qid *qid = &sw->qids[i];
+		if (!qid->initialized) {
+			fprintf(f, "  %sQueue %d not initialized.%s\n",
+				COL_RED, i, COL_RESET);
+			continue;
+		}
+		int affinities_per_port[SW_PORTS_MAX] = {0};
+		uint32_t inflights = 0;
+
+		fprintf(f, "  Queue %d (%s)\n", i, q_type_strings[qid->type]);
+		fprintf(f, "\trx   %"PRIu64"\tdrop %"PRIu64"\ttx   %"PRIu64"\n",
+			qid->stats.rx_pkts, qid->stats.rx_dropped,
+			qid->stats.tx_pkts);
+		if (qid->type == RTE_SCHED_TYPE_ORDERED) {
+			struct rte_ring *rob_buf_free =
+				qid->reorder_buffer_freelist;
+			if (rob_buf_free)
+				fprintf(f, "\tReorder entries in use: %u\n",
+					rte_ring_free_count(rob_buf_free));
+			else
+				fprintf(f,
+					"\tReorder buffer not initialized\n");
+		}
+
+		uint32_t flow;
+		for (flow = 0; flow < RTE_DIM(qid->fids); flow++)
+			if (qid->fids[flow].cq != -1) {
+				affinities_per_port[qid->fids[flow].cq]++;
+				inflights += qid->fids[flow].pcount;
+			}
+
+		uint32_t cq;
+		fprintf(f, "\tInflights: %u\tFlows pinned per port: ",
+				inflights);
+		for (cq = 0; cq < sw->port_count; cq++)
+			fprintf(f, "%d ", affinities_per_port[cq]);
+		fprintf(f, "\n");
+
+		uint32_t iq;
+		uint32_t iq_printed = 0;
+		for (iq = 0; iq < SW_IQS_MAX; iq++) {
+			if (!qid->iq[iq]) {
+				fprintf(f, "\tiq %d is not initialized.\n", iq);
+				iq_printed = 1;
+				continue;
+			}
+			uint32_t used = iq_ring_count(qid->iq[iq]);
+			uint32_t free = iq_ring_free_count(qid->iq[iq]);
+			const char *col = (free == 0) ? COL_RED : COL_RESET;
+			if (used > 0) {
+				fprintf(f, "\t%siq %d: Used %d\tFree %d"
+					COL_RESET"\n", col, iq, used, free);
+				iq_printed = 1;
+			}
+		}
+		if (iq_printed == 0)
+			fprintf(f, "\t-- iqs empty --\n");
+	}
+}
+
+static int
+sw_start(struct rte_eventdev *dev)
+{
+	unsigned int i, j;
+	struct sw_evdev *sw = sw_pmd_priv(dev);
+	/* check all ports are set up */
+	for (i = 0; i < sw->port_count; i++)
+		if (sw->ports[i].rx_worker_ring == NULL) {
+			SW_LOG_ERR("Port %d not configured\n", i);
+			return -ESTALE;
+		}
+
+	/* check all queues are configured and mapped to ports*/
+	for (i = 0; i < sw->qid_count; i++)
+		if (sw->qids[i].iq[0] == NULL ||
+				sw->qids[i].cq_num_mapped_cqs == 0) {
+			SW_LOG_ERR("Queue %d not configured\n", i);
+			return -ENOLINK;
+		}
+
+	/* build up our prioritized array of qids */
+	/* We don't use qsort here, as if all/multiple entries have the same
+	 * priority, the result is non-deterministic. From "man 3 qsort":
+	 * "If two members compare as equal, their order in the sorted
+	 * array is undefined."
+	 */
+	uint32_t qidx = 0;
+	for (j = 0; j <= RTE_EVENT_DEV_PRIORITY_LOWEST; j++) {
+		for (i = 0; i < sw->qid_count; i++) {
+			if (sw->qids[i].priority == j) {
+				sw->qids_prioritized[qidx] = &sw->qids[i];
+				qidx++;
+			}
+		}
+	}
+
+	if (sw_xstats_init(sw) < 0)
+		return -EINVAL;
+
+	rte_smp_wmb();
+	sw->started = 1;
+
+	return 0;
+}
+
+static void
+sw_stop(struct rte_eventdev *dev)
+{
+	struct sw_evdev *sw = sw_pmd_priv(dev);
+	sw_xstats_uninit(sw);
+	sw->started = 0;
+	rte_smp_wmb();
+}
+
+static int
+sw_close(struct rte_eventdev *dev)
+{
+	struct sw_evdev *sw = sw_pmd_priv(dev);
+	uint32_t i;
+
+	for (i = 0; i < sw->qid_count; i++)
+		sw_queue_release(dev, i);
+	sw->qid_count = 0;
+
+	for (i = 0; i < sw->port_count; i++)
+		sw_port_release(&sw->ports[i]);
+	sw->port_count = 0;
+
+	memset(&sw->stats, 0, sizeof(sw->stats));
+	sw->sched_called = 0;
+	sw->sched_no_iq_enqueues = 0;
+	sw->sched_no_cq_enqueues = 0;
+	sw->sched_cq_qid_called = 0;
+
+	return 0;
+}
+
 static int
 assign_numa_node(const char *key __rte_unused, const char *value, void *opaque)
 {
@@ -471,11 +696,15 @@ set_credit_quanta(const char *key __rte_unused, const char *value, void *opaque)
 }
 
 static int
-sw_probe(const char *name, const char *params)
+sw_probe(struct rte_vdev_device *vdev)
 {
 	static const struct rte_eventdev_ops evdev_sw_ops = {
 			.dev_configure = sw_dev_configure,
 			.dev_infos_get = sw_info_get,
+			.dev_close = sw_close,
+			.dev_start = sw_start,
+			.dev_stop = sw_stop,
+			.dump = sw_dump,
 
 			.queue_def_conf = sw_queue_def_conf,
 			.queue_setup = sw_queue_setup,
@@ -485,6 +714,11 @@ sw_probe(const char *name, const char *params)
 			.port_release = sw_port_release,
 			.port_link = sw_port_link,
 			.port_unlink = sw_port_unlink,
+
+			.xstats_get = sw_xstats_get,
+			.xstats_get_names = sw_xstats_get_names,
+			.xstats_get_by_name = sw_xstats_get_by_name,
+			.xstats_reset = sw_xstats_reset,
 	};
 
 	static const char *const args[] = {
@@ -493,12 +727,16 @@ sw_probe(const char *name, const char *params)
 		CREDIT_QUANTA_ARG,
 		NULL
 	};
+	const char *name;
+	const char *params;
 	struct rte_eventdev *dev;
 	struct sw_evdev *sw;
 	int socket_id = rte_socket_id();
 	int sched_quanta  = SW_DEFAULT_SCHED_QUANTA;
 	int credit_quanta = SW_DEFAULT_CREDIT_QUANTA;
 
+	name = rte_vdev_device_name(vdev);
+	params = rte_vdev_device_args(vdev);
 	if (params != NULL && params[0] != '\0') {
 		struct rte_kvargs *kvlist = rte_kvargs_parse(params, args);
 
@@ -552,6 +790,14 @@ sw_probe(const char *name, const char *params)
 		return -EFAULT;
 	}
 	dev->dev_ops = &evdev_sw_ops;
+	dev->enqueue = sw_event_enqueue;
+	dev->enqueue_burst = sw_event_enqueue_burst;
+	dev->dequeue = sw_event_dequeue;
+	dev->dequeue_burst = sw_event_dequeue_burst;
+	dev->schedule = sw_event_schedule;
+
+	if (rte_eal_process_type() != RTE_PROC_PRIMARY)
+		return 0;
 
 	sw = dev->data->dev_private;
 	sw->data = dev->data;
@@ -564,8 +810,11 @@ sw_probe(const char *name, const char *params)
 }
 
 static int
-sw_remove(const char *name)
+sw_remove(struct rte_vdev_device *vdev)
 {
+	const char *name;
+
+	name = rte_vdev_device_name(vdev);
 	if (name == NULL)
 		return -EINVAL;