[dpdk-dev] [PATCH 4/5] event/octeontx: add enqueue new op variant

[Jerin Jacob <jerin.jacob@caviumnetworks.com>]

OCTEONTX can have optimized handling of events if the PMD
knows it is a producer pattern in advance and it can support
burst mode if all the events has op == RTE_EVENT_OP_NEW.

Signed-off-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
---
 drivers/event/octeontx/ssovf_evdev.c  |  2 +-
 drivers/event/octeontx/ssovf_evdev.h  |  2 ++
 drivers/event/octeontx/ssovf_worker.c | 12 ++++++++++++
 3 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/drivers/event/octeontx/ssovf_evdev.c b/drivers/event/octeontx/ssovf_evdev.c
index 5f97beeac..3cd0cd49d 100644
--- a/drivers/event/octeontx/ssovf_evdev.c
+++ b/drivers/event/octeontx/ssovf_evdev.c
@@ -158,7 +158,7 @@ ssovf_fastpath_fns_set(struct rte_eventdev *dev)
 	dev->schedule      = NULL;
 	dev->enqueue       = ssows_enq;
 	dev->enqueue_burst = ssows_enq_burst;
-	dev->enqueue_new_burst = ssows_enq_burst;
+	dev->enqueue_new_burst = ssows_enq_new_burst;
 	dev->enqueue_forward_burst = ssows_enq_burst;
 	dev->dequeue       = ssows_deq;
 	dev->dequeue_burst = ssows_deq_burst;
diff --git a/drivers/event/octeontx/ssovf_evdev.h b/drivers/event/octeontx/ssovf_evdev.h
index 03902e41a..47091a46e 100644
--- a/drivers/event/octeontx/ssovf_evdev.h
+++ b/drivers/event/octeontx/ssovf_evdev.h
@@ -190,6 +190,8 @@ ssovf_pmd_priv(const struct rte_eventdev *eventdev)
 uint16_t ssows_enq(void *port, const struct rte_event *ev);
 uint16_t ssows_enq_burst(void *port,
 		const struct rte_event ev[], uint16_t nb_events);
+uint16_t ssows_enq_new_burst(void *port,
+		const struct rte_event ev[], uint16_t nb_events);
 uint16_t ssows_deq(void *port, struct rte_event *ev, uint64_t timeout_ticks);
 uint16_t ssows_deq_burst(void *port, struct rte_event ev[],
 		uint16_t nb_events, uint64_t timeout_ticks);
diff --git a/drivers/event/octeontx/ssovf_worker.c b/drivers/event/octeontx/ssovf_worker.c
index 1ead476c9..5393febba 100644
--- a/drivers/event/octeontx/ssovf_worker.c
+++ b/drivers/event/octeontx/ssovf_worker.c
@@ -201,6 +201,18 @@ ssows_enq_burst(void *port, const struct rte_event ev[], uint16_t nb_events)
 	return ssows_enq(port, ev);
 }
 
+uint16_t __hot
+ssows_enq_new_burst(void *port, const struct rte_event ev[], uint16_t nb_events)
+{
+	uint16_t i;
+	struct ssows *ws = port;
+
+	rte_smp_wmb();
+	for (i = 0; i < nb_events; i++)
+		ssows_new_event(ws,  &ev[i]);
+
+	return nb_events;
+}
 void
 ssows_flush_events(struct ssows *ws, uint8_t queue_id)
 {
-- 
2.13.2