diff mbox series

[dpdk-dev,09/20] eventdev: add option to specify schedule mode for app stage

Message ID 1528478659-15859-10-git-send-email-anoob.joseph@caviumnetworks.com (mailing list archive)
State Changes Requested, archived
Delegated to: Jerin Jacob
Headers show
Series add eventmode helper functions | expand

Checks

Context Check Description
ci/checkpatch success coding style OK
ci/Intel-compilation fail apply issues

Commit Message

Anoob Joseph June 8, 2018, 5:24 p.m. UTC
Scheduling mode for each event queue is dependent on the same of app
stage. Configure event queue taking this also into account.

Signed-off-by: Anoob Joseph <anoob.joseph@caviumnetworks.com>
---
 lib/librte_eventdev/rte_eventmode_helper.c         | 23 ++++++++++++++++++++--
 .../rte_eventmode_helper_internal.h                | 10 ++++++++++
 2 files changed, 31 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/lib/librte_eventdev/rte_eventmode_helper.c b/lib/librte_eventdev/rte_eventmode_helper.c
index b3469f9..1c4d88d 100644
--- a/lib/librte_eventdev/rte_eventmode_helper.c
+++ b/lib/librte_eventdev/rte_eventmode_helper.c
@@ -103,6 +103,8 @@  em_parse_transfer_mode(struct rte_eventmode_helper_conf *conf,
 static void
 em_initialize_helper_conf(struct rte_eventmode_helper_conf *conf)
 {
+	struct eventmode_conf *em_conf = NULL;
+
 	/* Set default conf */
 
 	/* Packet transfer mode: poll */
@@ -110,6 +112,12 @@  em_initialize_helper_conf(struct rte_eventmode_helper_conf *conf)
 
 	/* Keep all ethernet ports enabled by default */
 	conf->eth_portmask = -1;
+
+	/* Get eventmode conf */
+	em_conf = (struct eventmode_conf *)(conf->mode_params);
+
+	/* Stage 1 schedule type: atomic */
+	em_conf->ext_params.s1_sched_type = RTE_SCHED_TYPE_ATOMIC;
 }
 
 struct rte_eventmode_helper_conf *
@@ -249,8 +257,19 @@  rte_eventmode_helper_initialize_eventdev(struct eventmode_conf *em_conf)
 			eventq_conf.event_queue_cfg =
 					eventdev_config->ev_queue_mode;
 
-			/* Set schedule type as ATOMIC */
-			eventq_conf.schedule_type = RTE_SCHED_TYPE_ATOMIC;
+			/*
+			 * All queues need to be set with sched_type as
+			 * schedule type for the application stage. One queue
+			 * would be reserved for the final eth tx stage. This
+			 * will be an atomic queue.
+			 */
+			if (j == nb_eventqueue-1) {
+				eventq_conf.schedule_type =
+					RTE_SCHED_TYPE_ATOMIC;
+			} else {
+				eventq_conf.schedule_type =
+					em_conf->ext_params.s1_sched_type;
+			}
 
 			/* Set max atomic flows to 1024 */
 			eventq_conf.nb_atomic_flows = 1024;
diff --git a/lib/librte_eventdev/rte_eventmode_helper_internal.h b/lib/librte_eventdev/rte_eventmode_helper_internal.h
index 36e2a5f..e9c1b4f 100644
--- a/lib/librte_eventdev/rte_eventmode_helper_internal.h
+++ b/lib/librte_eventdev/rte_eventmode_helper_internal.h
@@ -56,6 +56,16 @@  struct eventmode_conf {
 	struct rte_eventmode_helper_event_link_info
 			link[EVENT_MODE_MAX_LCORE_LINKS];
 		/**< Per link conf */
+	union {
+		struct {
+			uint64_t s1_sched_type			: 2;
+		/**< Stage 1 schedule type */
+			uint64_t s2_sched_type			: 2;
+		/**< Stage 2 schedule type */
+		};
+		uint64_t u64;
+	} ext_params;
+		/**< 64 bit field to specify extended params */
 };
 
 #endif /* _RTE_EVENTMODE_HELPER_INTERNAL_H_ */