[dpdk-dev] [PATCH v2 14/15] crypto/mlx5: add statistic get and reset operations

[Matan Azrad]

From: Suanming Mou <suanmi...@nvidia.com>

This commit adds mlx5 crypto statistic get and reset operations.

Signed-off-by: Suanming Mou <suanmi...@nvidia.com>
Signed-off-by: Matan Azrad <ma...@nvidia.com>
---
 drivers/crypto/mlx5/mlx5_crypto.c | 39 ++++++++++++++++++++++++++++---
 1 file changed, 36 insertions(+), 3 deletions(-)

diff --git a/drivers/crypto/mlx5/mlx5_crypto.c 
b/drivers/crypto/mlx5/mlx5_crypto.c
index 08a8c1e925..af8985939e 100644
--- a/drivers/crypto/mlx5/mlx5_crypto.c
+++ b/drivers/crypto/mlx5/mlx5_crypto.c
@@ -437,11 +437,14 @@ mlx5_crypto_enqueue_burst(void *queue_pair, struct 
rte_crypto_op **ops,
        do {
                op = *ops++;
                umr = RTE_PTR_ADD(qp->umem_buf, priv->wqe_set_size * qp->pi);
-               if (unlikely(mlx5_crypto_wqe_set(priv, qp, op, umr) == 0))
+               if (unlikely(mlx5_crypto_wqe_set(priv, qp, op, umr) == 0)) {
+                       qp->stats.enqueue_err_count++;
                        break;
+               }
                qp->ops[qp->pi] = op;
                qp->pi = (qp->pi + 1) & mask;
        } while (--remain);
+       qp->stats.enqueued_count += nb_ops;
        rte_io_wmb();
        qp->db_rec[MLX5_SND_DBR] = rte_cpu_to_be_32(qp->db_pi);
        rte_wmb();
@@ -458,6 +461,7 @@ mlx5_crypto_cqe_err_handle(struct mlx5_crypto_qp *qp, 
struct rte_crypto_op *op)
                                                        &qp->cq_obj.cqes[idx];
 
        op->status = RTE_CRYPTO_OP_STATUS_ERROR;
+       qp->stats.dequeue_err_count++;
        DRV_LOG(ERR, "CQE ERR:%x.\n", rte_be_to_cpu_32(cqe->syndrome));
 }
 
@@ -497,6 +501,7 @@ mlx5_crypto_dequeue_burst(void *queue_pair, struct 
rte_crypto_op **ops,
        if (likely(i != 0)) {
                rte_io_wmb();
                qp->cq_obj.db_rec[0] = rte_cpu_to_be_32(qp->ci);
+               qp->stats.dequeued_count += i;
        }
        return i;
 }
@@ -655,14 +660,42 @@ mlx5_crypto_queue_pair_setup(struct rte_cryptodev *dev, 
uint16_t qp_id,
        return -1;
 }
 
+static void
+mlx5_crypto_stats_get(struct rte_cryptodev *dev,
+                     struct rte_cryptodev_stats *stats)
+{
+       int qp_id;
+
+       for (qp_id = 0; qp_id < dev->data->nb_queue_pairs; qp_id++) {
+               struct mlx5_crypto_qp *qp = dev->data->queue_pairs[qp_id];
+
+               stats->enqueued_count += qp->stats.enqueued_count;
+               stats->dequeued_count += qp->stats.dequeued_count;
+               stats->enqueue_err_count += qp->stats.enqueue_err_count;
+               stats->dequeue_err_count += qp->stats.dequeue_err_count;
+       }
+}
+
+static void
+mlx5_crypto_stats_reset(struct rte_cryptodev *dev)
+{
+       int qp_id;
+
+       for (qp_id = 0; qp_id < dev->data->nb_queue_pairs; qp_id++) {
+               struct mlx5_crypto_qp *qp = dev->data->queue_pairs[qp_id];
+
+               memset(&qp->stats, 0, sizeof(qp->stats));
+       }
+}
+
 static struct rte_cryptodev_ops mlx5_crypto_ops = {
        .dev_configure                  = mlx5_crypto_dev_configure,
        .dev_start                      = mlx5_crypto_dev_start,
        .dev_stop                       = mlx5_crypto_dev_stop,
        .dev_close                      = mlx5_crypto_dev_close,
        .dev_infos_get                  = mlx5_crypto_dev_infos_get,
-       .stats_get                      = NULL,
-       .stats_reset                    = NULL,
+       .stats_get                      = mlx5_crypto_stats_get,
+       .stats_reset                    = mlx5_crypto_stats_reset,
        .queue_pair_setup               = mlx5_crypto_queue_pair_setup,
        .queue_pair_release             = mlx5_crypto_queue_pair_release,
        .sym_session_get_size           = mlx5_crypto_sym_session_get_size,
-- 
2.25.1