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-rw-r--r--app/test/test_event_timer_adapter.c4
-rw-r--r--lib/librte_eventdev/rte_event_timer_adapter.c6
-rw-r--r--lib/librte_eventdev/rte_event_timer_adapter.h1
3 files changed, 9 insertions, 2 deletions
diff --git a/app/test/test_event_timer_adapter.c b/app/test/test_event_timer_adapter.c
index a45b7d1..d4b78e0 100644
--- a/app/test/test_event_timer_adapter.c
+++ b/app/test/test_event_timer_adapter.c
@@ -1015,8 +1015,8 @@ adapter_start(void)
TEST_ASSERT_SUCCESS(_timdev_setup(180 * NSECPERSEC,
NSECPERSEC / 10),
"Failed to start adapter");
- TEST_ASSERT_SUCCESS(rte_event_timer_adapter_start(timdev),
- "Failed to repeatedly start adapter");
+ TEST_ASSERT_EQUAL(rte_event_timer_adapter_start(timdev), -EALREADY,
+ "Timer adapter started without call to stop.");
return TEST_SUCCESS;
}
diff --git a/lib/librte_eventdev/rte_event_timer_adapter.c b/lib/librte_eventdev/rte_event_timer_adapter.c
index 79070d4..575da04 100644
--- a/lib/librte_eventdev/rte_event_timer_adapter.c
+++ b/lib/librte_eventdev/rte_event_timer_adapter.c
@@ -261,6 +261,12 @@ rte_event_timer_adapter_start(const struct rte_event_timer_adapter *adapter)
ADAPTER_VALID_OR_ERR_RET(adapter, -EINVAL);
FUNC_PTR_OR_ERR_RET(adapter->ops->start, -EINVAL);
+ if (adapter->data->started) {
+ EVTIM_LOG_ERR("event timer adapter %"PRIu8" already started",
+ adapter->data->id);
+ return -EALREADY;
+ }
+
ret = adapter->ops->start(adapter);
if (ret < 0)
return ret;
diff --git a/lib/librte_eventdev/rte_event_timer_adapter.h b/lib/librte_eventdev/rte_event_timer_adapter.h
index cc4518d..1b446c3 100644
--- a/lib/librte_eventdev/rte_event_timer_adapter.h
+++ b/lib/librte_eventdev/rte_event_timer_adapter.h
@@ -339,6 +339,7 @@ rte_event_timer_adapter_get_info(
* - -EINVAL if adapter identifier invalid
* - -ENOENT if software adapter but no service core mapped
* - -ENOTSUP if software adapter and more than one service core mapped
+ * - -EALREADY if adapter has already been started
*
* @note
* The eventdev to which the event_timer_adapter is connected needs to