eventdev: extend queue attribute get function

Add schedule type queue attribute so that it can be queried along with
the queue config structure.

Signed-off-by: Pavan Nikhilesh <pbhagavatula@caviumnetworks.com>
Acked-by: Harry van Haaren <harry.van.haaren@intel.com>

diff --git a/lib/librte_eventdev/rte_eventdev.c b/lib/librte_eventdev/rte_eventdev.c
index db96552..250bfc8 100644 (file)
--- a/lib/librte_eventdev/rte_eventdev.c
+++ b/lib/librte_eventdev/rte_eventdev.c
@@ -809,6 +809,12 @@ rte_event_queue_attr_get(uint8_t dev_id, uint8_t queue_id, uint32_t attr_id,
        case RTE_EVENT_QUEUE_ATTR_EVENT_QUEUE_CFG:
                *attr_value = conf->event_queue_cfg;
                break;
+       case RTE_EVENT_QUEUE_ATTR_SCHEDULE_TYPE:
+               if (conf->event_queue_cfg & RTE_EVENT_QUEUE_CFG_ALL_TYPES)
+                       return -EOVERFLOW;
+
+               *attr_value = conf->schedule_type;
+               break;
        default:
                return -EINVAL;
        };

diff --git a/lib/librte_eventdev/rte_eventdev.h b/lib/librte_eventdev/rte_eventdev.h
index fa16f82..b9d1b98 100644 (file)
--- a/lib/librte_eventdev/rte_eventdev.h
+++ b/lib/librte_eventdev/rte_eventdev.h
@@ -632,6 +632,10 @@ rte_event_queue_setup(uint8_t dev_id, uint8_t queue_id,
  * The cfg flags for the queue.
  */
 #define RTE_EVENT_QUEUE_ATTR_EVENT_QUEUE_CFG 3
+/**
+ * The schedule type of the queue.
+ */
+#define RTE_EVENT_QUEUE_ATTR_SCHEDULE_TYPE 4
 
 /**
  * Get an attribute from a queue.
@@ -645,6 +649,9 @@ rte_event_queue_setup(uint8_t dev_id, uint8_t queue_id,
  * @retval 0 Successfully returned value
  *         -EINVAL invalid device, queue or attr_id provided, or attr_value
  *         was NULL
+ *         -EOVERFLOW returned when attr_id is set to
+ *         RTE_EVENT_QUEUE_ATTR_SCHEDULE_TYPE and event_queue_cfg is set to
+ *         RTE_EVENT_QUEUE_CFG_ALL_TYPES
  */
 int
 rte_event_queue_attr_get(uint8_t dev_id, uint8_t queue_id, uint32_t attr_id,