diff mbox series

[v5,06/35] event/cnxk: add common configuration validation

Message ID 20210504002726.525-7-pbhagavatula@marvell.com (mailing list archive)
State Accepted, archived
Delegated to: Jerin Jacob
Headers
Series Marvell CNXK Event device Driver |

Checks

Context Check Description
ci/checkpatch success coding style OK

Commit Message

Pavan Nikhilesh Bhagavatula May 4, 2021, 12:26 a.m. UTC 
  From: Pavan Nikhilesh <pbhagavatula@marvell.com>

Add configuration validation, port and queue configuration
functions.

Signed-off-by: Pavan Nikhilesh <pbhagavatula@marvell.com>
Signed-off-by: Shijith Thotton <sthotton@marvell.com>
---
 drivers/event/cnxk/cnxk_eventdev.c | 70 ++++++++++++++++++++++++++++++
 drivers/event/cnxk/cnxk_eventdev.h |  6 +++
 2 files changed, 76 insertions(+)
diff mbox series

Patch

diff --git a/drivers/event/cnxk/cnxk_eventdev.c b/drivers/event/cnxk/cnxk_eventdev.c
index 3a7053af6..3eab1ed29 100644
--- a/drivers/event/cnxk/cnxk_eventdev.c
+++ b/drivers/event/cnxk/cnxk_eventdev.c
@@ -28,6 +28,76 @@  cnxk_sso_info_get(struct cnxk_sso_evdev *dev,
 				  RTE_EVENT_DEV_CAP_CARRY_FLOW_ID;
 }
 
+int
+cnxk_sso_dev_validate(const struct rte_eventdev *event_dev)
+{
+	struct rte_event_dev_config *conf = &event_dev->data->dev_conf;
+	struct cnxk_sso_evdev *dev = cnxk_sso_pmd_priv(event_dev);
+	uint32_t deq_tmo_ns;
+
+	deq_tmo_ns = conf->dequeue_timeout_ns;
+
+	if (deq_tmo_ns == 0)
+		deq_tmo_ns = dev->min_dequeue_timeout_ns;
+	if (deq_tmo_ns < dev->min_dequeue_timeout_ns ||
+	    deq_tmo_ns > dev->max_dequeue_timeout_ns) {
+		plt_err("Unsupported dequeue timeout requested");
+		return -EINVAL;
+	}
+
+	if (conf->event_dev_cfg & RTE_EVENT_DEV_CFG_PER_DEQUEUE_TIMEOUT)
+		dev->is_timeout_deq = 1;
+
+	dev->deq_tmo_ns = deq_tmo_ns;
+
+	if (!conf->nb_event_queues || !conf->nb_event_ports ||
+	    conf->nb_event_ports > dev->max_event_ports ||
+	    conf->nb_event_queues > dev->max_event_queues) {
+		plt_err("Unsupported event queues/ports requested");
+		return -EINVAL;
+	}
+
+	if (conf->nb_event_port_dequeue_depth > 1) {
+		plt_err("Unsupported event port deq depth requested");
+		return -EINVAL;
+	}
+
+	if (conf->nb_event_port_enqueue_depth > 1) {
+		plt_err("Unsupported event port enq depth requested");
+		return -EINVAL;
+	}
+
+	dev->nb_event_queues = conf->nb_event_queues;
+	dev->nb_event_ports = conf->nb_event_ports;
+
+	return 0;
+}
+
+void
+cnxk_sso_queue_def_conf(struct rte_eventdev *event_dev, uint8_t queue_id,
+			struct rte_event_queue_conf *queue_conf)
+{
+	RTE_SET_USED(event_dev);
+	RTE_SET_USED(queue_id);
+
+	queue_conf->nb_atomic_flows = (1ULL << 20);
+	queue_conf->nb_atomic_order_sequences = (1ULL << 20);
+	queue_conf->event_queue_cfg = RTE_EVENT_QUEUE_CFG_ALL_TYPES;
+	queue_conf->priority = RTE_EVENT_DEV_PRIORITY_NORMAL;
+}
+
+void
+cnxk_sso_port_def_conf(struct rte_eventdev *event_dev, uint8_t port_id,
+		       struct rte_event_port_conf *port_conf)
+{
+	struct cnxk_sso_evdev *dev = cnxk_sso_pmd_priv(event_dev);
+
+	RTE_SET_USED(port_id);
+	port_conf->new_event_threshold = dev->max_num_events;
+	port_conf->dequeue_depth = 1;
+	port_conf->enqueue_depth = 1;
+}
+
 int
 cnxk_sso_init(struct rte_eventdev *event_dev)
 {
diff --git a/drivers/event/cnxk/cnxk_eventdev.h b/drivers/event/cnxk/cnxk_eventdev.h
index 6bdf0b347..59d96a08f 100644
--- a/drivers/event/cnxk/cnxk_eventdev.h
+++ b/drivers/event/cnxk/cnxk_eventdev.h
@@ -22,6 +22,7 @@  struct cnxk_sso_evdev {
 	uint8_t is_timeout_deq;
 	uint8_t nb_event_queues;
 	uint8_t nb_event_ports;
+	uint32_t deq_tmo_ns;
 	uint32_t min_dequeue_timeout_ns;
 	uint32_t max_dequeue_timeout_ns;
 	int32_t max_num_events;
@@ -41,5 +42,10 @@  int cnxk_sso_fini(struct rte_eventdev *event_dev);
 int cnxk_sso_remove(struct rte_pci_device *pci_dev);
 void cnxk_sso_info_get(struct cnxk_sso_evdev *dev,
 		       struct rte_event_dev_info *dev_info);
+int cnxk_sso_dev_validate(const struct rte_eventdev *event_dev);
+void cnxk_sso_queue_def_conf(struct rte_eventdev *event_dev, uint8_t queue_id,
+			     struct rte_event_queue_conf *queue_conf);
+void cnxk_sso_port_def_conf(struct rte_eventdev *event_dev, uint8_t port_id,
+			    struct rte_event_port_conf *port_conf);
 
 #endif /* __CNXK_EVENTDEV_H__ */