@@ -64,6 +64,8 @@ struct evt_options {
uint8_t nb_timer_adptrs;
uint8_t timdev_use_burst;
uint8_t per_port_pool;
+ uint8_t preschedule;
+ uint8_t preschedule_opted;
uint8_t sched_type_list[EVT_MAX_STAGES];
uint16_t mbuf_sz;
uint16_t wkr_deq_dep;
@@ -184,6 +186,30 @@ evt_configure_eventdev(struct evt_options *opt, uint8_t nb_queues,
return ret;
}
+ if (opt->preschedule_opted && opt->preschedule) {
+ switch (opt->preschedule) {
+ case RTE_EVENT_DEV_PRESCHEDULE_ADAPTIVE:
+ if (!(info.event_dev_cap & RTE_EVENT_DEV_CAP_EVENT_PRESCHEDULE_ADAPTIVE)) {
+ evt_err("Preschedule type %d not supported", opt->preschedule);
+ return -EINVAL;
+ }
+ break;
+ case RTE_EVENT_DEV_PRESCHEDULE:
+ if (!(info.event_dev_cap & RTE_EVENT_DEV_CAP_EVENT_PRESCHEDULE)) {
+ evt_err("Preschedule type %d not supported", opt->preschedule);
+ return -EINVAL;
+ }
+ break;
+ default:
+ break;
+ }
+ }
+
+ if (!opt->preschedule_opted) {
+ if (info.event_dev_cap & RTE_EVENT_DEV_CAP_EVENT_PRESCHEDULE_ADAPTIVE)
+ opt->preschedule = RTE_EVENT_DEV_PRESCHEDULE_ADAPTIVE;
+ }
+
if (opt->deq_tmo_nsec) {
if (opt->deq_tmo_nsec < info.min_dequeue_timeout_ns) {
opt->deq_tmo_nsec = info.min_dequeue_timeout_ns;
@@ -198,16 +224,15 @@ evt_configure_eventdev(struct evt_options *opt, uint8_t nb_queues,
}
const struct rte_event_dev_config config = {
- .dequeue_timeout_ns = opt->deq_tmo_nsec,
- .nb_event_queues = nb_queues,
- .nb_event_ports = nb_ports,
- .nb_single_link_event_port_queues = 0,
- .nb_events_limit = info.max_num_events,
- .nb_event_queue_flows = opt->nb_flows,
- .nb_event_port_dequeue_depth =
- info.max_event_port_dequeue_depth,
- .nb_event_port_enqueue_depth =
- info.max_event_port_enqueue_depth,
+ .dequeue_timeout_ns = opt->deq_tmo_nsec,
+ .nb_event_queues = nb_queues,
+ .nb_event_ports = nb_ports,
+ .nb_single_link_event_port_queues = 0,
+ .nb_events_limit = info.max_num_events,
+ .nb_event_queue_flows = opt->nb_flows,
+ .nb_event_port_dequeue_depth = info.max_event_port_dequeue_depth,
+ .nb_event_port_enqueue_depth = info.max_event_port_enqueue_depth,
+ .preschedule_type = opt->preschedule,
};
return rte_event_dev_configure(opt->dev_id, &config);
@@ -130,6 +130,17 @@ evt_parse_tx_pkt_sz(struct evt_options *opt, const char *arg __rte_unused)
return ret;
}
+static int
+evt_parse_preschedule(struct evt_options *opt, const char *arg __rte_unused)
+{
+ int ret;
+
+ ret = parser_read_uint8(&(opt->preschedule), arg);
+ opt->preschedule_opted = 1;
+
+ return ret;
+}
+
static int
evt_parse_timer_prod_type(struct evt_options *opt, const char *arg __rte_unused)
{
@@ -510,6 +521,10 @@ usage(char *program)
" across all the ethernet devices before\n"
" event workers start.\n"
"\t--tx_pkt_sz : Packet size to use with Tx first."
+ "\t--preschedule : Pre-schedule type to use.\n"
+ " 0 - disable pre-schedule\n"
+ " 1 - pre-schedule\n"
+ " 2 - pre-schedule adaptive (Default)\n"
);
printf("available tests:\n");
evt_test_dump_names();
@@ -598,6 +613,7 @@ static struct option lgopts[] = {
{ EVT_HELP, 0, 0, 0 },
{ EVT_TX_FIRST, 1, 0, 0 },
{ EVT_TX_PKT_SZ, 1, 0, 0 },
+ { EVT_PRESCHEDULE, 1, 0, 0 },
{ NULL, 0, 0, 0 }
};
@@ -647,6 +663,7 @@ evt_opts_parse_long(int opt_idx, struct evt_options *opt)
{ EVT_PER_PORT_POOL, evt_parse_per_port_pool},
{ EVT_TX_FIRST, evt_parse_tx_first},
{ EVT_TX_PKT_SZ, evt_parse_tx_pkt_sz},
+ { EVT_PRESCHEDULE, evt_parse_preschedule},
};
for (i = 0; i < RTE_DIM(parsermap); i++) {
@@ -59,6 +59,7 @@
#define EVT_PER_PORT_POOL ("per_port_pool")
#define EVT_TX_FIRST ("tx_first")
#define EVT_TX_PKT_SZ ("tx_pkt_sz")
+#define EVT_PRESCHEDULE ("preschedule")
#define EVT_HELP ("help")
void evt_options_default(struct evt_options *opt);
@@ -236,6 +236,12 @@ The following are the application command-line options:
Packet size to use for `--tx_first`.
Only applicable for `pipeline_atq` and `pipeline_queue` tests.
+* ``--preschedule``
+
+ Enable pre-scheduling of events.
+ 0 - Disable pre-scheduling.
+ 1 - Enable pre-scheduling.
+ 2 - Enable pre-schedule with adaptive mode (Default).
Eventdev Tests
--------------