eventdev: add dev attribute get function

[dpdk.git] / lib / librte_eventdev / rte_eventdev.c

diff --git a/lib/librte_eventdev/rte_eventdev.c b/lib/librte_eventdev/rte_eventdev.c
index 46bf24c..7456213 100644 (file)
--- a/lib/librte_eventdev/rte_eventdev.c
+++ b/lib/librte_eventdev/rte_eventdev.c
@@ -613,15 +613,6 @@ rte_event_queue_setup(uint8_t dev_id, uint8_t queue_id,
        return (*dev->dev_ops->queue_setup)(dev, queue_id, queue_conf);
 }
 
-uint8_t
-rte_event_queue_count(uint8_t dev_id)
-{
-       struct rte_eventdev *dev;
-
-       dev = &rte_eventdevs[dev_id];
-       return dev->data->nb_queues;
-}
-
 uint8_t
 rte_event_queue_priority(uint8_t dev_id, uint8_t queue_id)
 {
@@ -747,31 +738,58 @@ rte_event_port_setup(uint8_t dev_id, uint8_t port_id,
        return 0;
 }
 
-uint8_t
-rte_event_port_dequeue_depth(uint8_t dev_id, uint8_t port_id)
+int
+rte_event_dev_attr_get(uint8_t dev_id, uint32_t attr_id,
+                      uint32_t *attr_value)
 {
        struct rte_eventdev *dev;
 
+       if (!attr_value)
+               return -EINVAL;
+       RTE_EVENTDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
        dev = &rte_eventdevs[dev_id];
-       return dev->data->ports_dequeue_depth[port_id];
-}
 
-uint8_t
-rte_event_port_enqueue_depth(uint8_t dev_id, uint8_t port_id)
-{
-       struct rte_eventdev *dev;
+       switch (attr_id) {
+       case RTE_EVENT_DEV_ATTR_PORT_COUNT:
+               *attr_value = dev->data->nb_ports;
+               break;
+       case RTE_EVENT_DEV_ATTR_QUEUE_COUNT:
+               *attr_value = dev->data->nb_queues;
+               break;
+       default:
+               return -EINVAL;
+       }
 
-       dev = &rte_eventdevs[dev_id];
-       return dev->data->ports_enqueue_depth[port_id];
+       return 0;
 }
 
-uint8_t
-rte_event_port_count(uint8_t dev_id)
+int
+rte_event_port_attr_get(uint8_t dev_id, uint8_t port_id, uint32_t attr_id,
+                       uint32_t *attr_value)
 {
        struct rte_eventdev *dev;
 
+       if (!attr_value)
+               return -EINVAL;
+
+       RTE_EVENTDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
        dev = &rte_eventdevs[dev_id];
-       return dev->data->nb_ports;
+       if (!is_valid_port(dev, port_id)) {
+               RTE_EDEV_LOG_ERR("Invalid port_id=%" PRIu8, port_id);
+               return -EINVAL;
+       }
+
+       switch (attr_id) {
+       case RTE_EVENT_PORT_ATTR_ENQ_DEPTH:
+               *attr_value = dev->data->ports_enqueue_depth[port_id];
+               break;
+       case RTE_EVENT_PORT_ATTR_DEQ_DEPTH:
+               *attr_value = dev->data->ports_dequeue_depth[port_id];
+               break;
+       default:
+               return -EINVAL;
+       };
+       return 0;
 }
 
 int