From 5512c7de85cdba53b377c04edbd0835d24468367 Mon Sep 17 00:00:00 2001 From: Pavan Nikhilesh Date: Tue, 4 May 2021 05:56:56 +0530 Subject: [PATCH] event/cnxk: add common configuration validation Add configuration validation, port and queue configuration functions. Signed-off-by: Pavan Nikhilesh Signed-off-by: Shijith Thotton --- drivers/event/cnxk/cnxk_eventdev.c | 70 ++++++++++++++++++++++++++++++ drivers/event/cnxk/cnxk_eventdev.h | 6 +++ 2 files changed, 76 insertions(+) diff --git a/drivers/event/cnxk/cnxk_eventdev.c b/drivers/event/cnxk/cnxk_eventdev.c index 3a7053af67..3eab1ed293 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 6bdf0b347d..59d96a08f1 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__ */ -- 2.20.1