[dpdk-dev] [PATCH v3 2/3] event/sw: add useful work done attribute

[Harry van Haaren <harry.van.haaren@intel.com>]

This commit exposes if useful work is done to the service
instance. The normal service_attr_get() API can be used to
retrieve the value of the attribute.

Signed-off-by: Harry van Haaren <harry.van.haaren@intel.com>
---
 drivers/event/sw/sw_evdev_scheduler.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/event/sw/sw_evdev_scheduler.c b/drivers/event/sw/sw_evdev_scheduler.c
index f747b3c6d4..c78f687446 100644
--- a/drivers/event/sw/sw_evdev_scheduler.c
+++ b/drivers/event/sw/sw_evdev_scheduler.c
@@ -5,6 +5,9 @@
 #include <rte_ring.h>
 #include <rte_hash_crc.h>
 #include <rte_event_ring.h>
+
+#include <rte_service_component.h>
+
 #include "sw_evdev.h"
 #include "iq_chunk.h"
 #include "event_ring.h"
@@ -559,6 +562,10 @@ sw_event_schedule(struct rte_eventdev *dev)
 	sw->sched_no_iq_enqueues += (in_pkts_total == 0);
 	sw->sched_no_cq_enqueues += (out_pkts_total == 0);
 
+	uint64_t work_done = (in_pkts_total + out_pkts_total) != 0;
+	rte_service_component_attr_set(sw->service_id,
+			RTE_SERVICE_ATTR_USEFUL_WORK_LAST_ITER, work_done);
+
 	/* push all the internal buffered QEs in port->cq_ring to the
 	 * worker cores: aka, do the ring transfers batched.
 	 */
-- 
2.25.1