[dpdk-dev] [PATCH v3 02/11] eventdev: add API to perform self test

Pavan Nikhilesh pbhagavatula at caviumnetworks.com
Mon Dec 25 20:17:29 CET 2017


Add API to perform self test on the underlying event device driver.

Signed-off-by: Pavan Nikhilesh <pbhagavatula at caviumnetworks.com>
Acked-by: Harry van Haaren <harry.van.haaren at intel.com>
---
 lib/librte_eventdev/rte_eventdev.c           | 10 ++++++++++
 lib/librte_eventdev/rte_eventdev.h           | 12 ++++++++++++
 lib/librte_eventdev/rte_eventdev_pmd.h       | 11 +++++++++++
 lib/librte_eventdev/rte_eventdev_version.map |  6 ++++++
 4 files changed, 39 insertions(+)

diff --git a/lib/librte_eventdev/rte_eventdev.c b/lib/librte_eventdev/rte_eventdev.c
index 035bd0017..85496e575 100644
--- a/lib/librte_eventdev/rte_eventdev.c
+++ b/lib/librte_eventdev/rte_eventdev.c
@@ -1114,6 +1114,16 @@ int rte_event_dev_xstats_reset(uint8_t dev_id,
 	return -ENOTSUP;
 }
 
+int rte_event_dev_selftest(uint8_t dev_id)
+{
+	RTE_EVENTDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
+	struct rte_eventdev *dev = &rte_eventdevs[dev_id];
+
+	if (dev->dev_ops->dev_selftest != NULL)
+		return (*dev->dev_ops->dev_selftest)();
+	return -ENOTSUP;
+}
+
 int
 rte_event_dev_start(uint8_t dev_id)
 {
diff --git a/lib/librte_eventdev/rte_eventdev.h b/lib/librte_eventdev/rte_eventdev.h
index 1bbea57db..9201a5af8 100644
--- a/lib/librte_eventdev/rte_eventdev.h
+++ b/lib/librte_eventdev/rte_eventdev.h
@@ -1787,6 +1787,18 @@ rte_event_dev_xstats_reset(uint8_t dev_id,
 			   const uint32_t ids[],
 			   uint32_t nb_ids);
 
+/**
+ * Trigger the eventdev self test.
+ *
+ * @param dev_id
+ *   The identifier of the device
+ * @return
+ *   - 0: Selftest successful
+ *   - -ENOTSUP if the device doesn't support selftest
+ *   - other values < 0 on failure.
+ */
+int rte_event_dev_selftest(uint8_t dev_id);
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/lib/librte_eventdev/rte_eventdev_pmd.h b/lib/librte_eventdev/rte_eventdev_pmd.h
index 6ed40cd38..8bf0462f6 100644
--- a/lib/librte_eventdev/rte_eventdev_pmd.h
+++ b/lib/librte_eventdev/rte_eventdev_pmd.h
@@ -603,6 +603,14 @@ typedef int (*eventdev_eth_rx_adapter_stats_get)
 typedef int (*eventdev_eth_rx_adapter_stats_reset)
 			(const struct rte_eventdev *dev,
 			const struct rte_eth_dev *eth_dev);
+/**
+ * Start eventdev selftest.
+ *
+ * @return
+ *   Return 0 on success.
+ */
+typedef int (*eventdev_selftest)
+			(void);
 
 /** Event device operations function pointer table */
 struct rte_eventdev_ops {
@@ -658,6 +666,9 @@ struct rte_eventdev_ops {
 	/**< Get ethernet Rx stats */
 	eventdev_eth_rx_adapter_stats_reset eth_rx_adapter_stats_reset;
 	/**< Reset ethernet Rx stats */
+
+	eventdev_selftest dev_selftest;
+	/**< Start eventdev Selftest */
 };
 
 /**
diff --git a/lib/librte_eventdev/rte_eventdev_version.map b/lib/librte_eventdev/rte_eventdev_version.map
index 108ae61fb..2aef470b5 100644
--- a/lib/librte_eventdev/rte_eventdev_version.map
+++ b/lib/librte_eventdev/rte_eventdev_version.map
@@ -68,3 +68,9 @@ DPDK_17.11 {
 	rte_event_eth_rx_adapter_stop;
 
 } DPDK_17.08;
+
+DPDK_18.02 {
+	global:
+
+	rte_event_dev_selftest;
+} DPDK_17.11;
-- 
2.14.1



More information about the dev mailing list