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;
*info = evdev_sw_info;
}
+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++;
+ }
+ }
+ }
+
+ 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->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)
{
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,
.queue_def_conf = sw_queue_def_conf,
.queue_setup = sw_queue_setup,
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;