From: Srikanth Yalavarthi <syalavar...@marvell.com>
Added functions to get and reset device stats. Device stats
include number of requests enqueued, dequeued and errors. Added
function prototypes to used by driver implementations.
Signed-off-by: Srikanth Yalavarthi <syalavar...@marvell.com>
Signed-off-by: Jerin Jacob <jer...@marvell.com>
---
lib/mldev/rte_mldev.c | 40 ++++++++++++++++++++++++++++++++++++++
lib/mldev/rte_mldev_core.h | 32 ++++++++++++++++++++++++++++++
lib/mldev/version.map | 2 ++
3 files changed, 74 insertions(+)
diff --git a/lib/mldev/rte_mldev.c b/lib/mldev/rte_mldev.c
index 184d87c70a..f096ed2bc3 100644
--- a/lib/mldev/rte_mldev.c
+++ b/lib/mldev/rte_mldev.c
@@ -399,6 +399,46 @@ rte_ml_dev_queue_pair_setup(int16_t dev_id, uint16_t
queue_pair_id,
return (*dev->dev_ops->dev_queue_pair_setup)(dev, queue_pair_id,
qp_conf, socket_id);
}
+int
+rte_ml_dev_stats_get(int16_t dev_id, struct rte_ml_dev_stats *stats)
+{
+ struct rte_ml_dev *dev;
+
+ if (!rte_ml_dev_is_valid_dev(dev_id)) {
+ RTE_MLDEV_LOG(ERR, "Invalid dev_id = %d\n", dev_id);
+ return -EINVAL;
+ }
+
+ dev = rte_ml_dev_pmd_get_dev(dev_id);
+ if (*dev->dev_ops->dev_stats_get == NULL)
+ return -ENOTSUP;
+
+ if (stats == NULL) {
+ RTE_MLDEV_LOG(ERR, "Dev %d, stats cannot be NULL\n", dev_id);
+ return -EINVAL;
+ }
+ memset(stats, 0, sizeof(struct rte_ml_dev_stats));
+
+ return (*dev->dev_ops->dev_stats_get)(dev, stats);
+}
+
+void
+rte_ml_dev_stats_reset(int16_t dev_id)
+{
+ struct rte_ml_dev *dev;
+
+ if (!rte_ml_dev_is_valid_dev(dev_id)) {
+ RTE_MLDEV_LOG(ERR, "Invalid dev_id = %d\n", dev_id);
+ return;
+ }
+
+ dev = rte_ml_dev_pmd_get_dev(dev_id);
+ if (*dev->dev_ops->dev_stats_reset == NULL)
+ return;
+
+ (*dev->dev_ops->dev_stats_reset)(dev);
+}
+
int
rte_ml_model_load(int16_t dev_id, struct rte_ml_model_params *params, uint16_t
*model_id)
{
diff --git a/lib/mldev/rte_mldev_core.h b/lib/mldev/rte_mldev_core.h
index 1c02813c87..7c9877731e 100644
--- a/lib/mldev/rte_mldev_core.h
+++ b/lib/mldev/rte_mldev_core.h
@@ -191,6 +191,32 @@ typedef int (*mldev_queue_pair_setup_t)(struct rte_ml_dev
*dev, uint16_t queue_p
*/
typedef int (*mldev_queue_pair_release_t)(struct rte_ml_dev *dev, uint16_t
queue_pair_id);
+/**
+ * @internal
+ *
+ * Function used to get device statistics.
+ *
+ * @param dev
+ * ML device pointer.
+ * @param stats
+ * Pointer to ML device stats structure to update.
+ *
+ * @return
+ * - 0 on success.
+ * - < 0, error on failure.
+ */
+typedef int (*mldev_stats_get_t)(struct rte_ml_dev *dev, struct
rte_ml_dev_stats *stats);
+
+/**
+ * @internal
+ *
+ * Function used to reset device statistics.
+ *
+ * @param dev
+ * ML device pointer.
+ */
+typedef void (*mldev_stats_reset_t)(struct rte_ml_dev *dev);
+
/**
* @internal
*
@@ -416,6 +442,12 @@ struct rte_ml_dev_ops {
/** Release a device queue pair. */
mldev_queue_pair_release_t dev_queue_pair_release;
+ /** Get device statistics. */
+ mldev_stats_get_t dev_stats_get;
+
+ /** Reset device statistics. */
+ mldev_stats_reset_t dev_stats_reset;
+
/** Load an ML model. */
mldev_model_load_t model_load;
diff --git a/lib/mldev/version.map b/lib/mldev/version.map
index e6b1ac4a4d..7c652f1f9b 100644
--- a/lib/mldev/version.map
+++ b/lib/mldev/version.map
@@ -12,6 +12,8 @@ EXPERIMENTAL {
rte_ml_dev_queue_pair_setup;
rte_ml_dev_socket_id;
rte_ml_dev_start;
+ rte_ml_dev_stats_get;
+ rte_ml_dev_stats_reset;
rte_ml_dev_stop;
rte_ml_enqueue_burst;
rte_ml_io_dequantize;
--
2.39.1
