crypto/caam_jr: add statistics operations

This patch adds the following statistics operations:
 - stats_get
 - stats_reset

Signed-off-by: Gagandeep Singh <g.singh@nxp.com>
Signed-off-by: Hemant Agrawal <hemant.agrawal@nxp.com>
Acked-by: Akhil Goyal <akhil.goyal@nxp.com>

diff --git a/drivers/crypto/caam_jr/caam_jr.c b/drivers/crypto/caam_jr/caam_jr.c
index e62ce61..e12c871 100644 (file)
--- a/drivers/crypto/caam_jr/caam_jr.c
+++ b/drivers/crypto/caam_jr/caam_jr.c
@@ -104,6 +104,58 @@ caam_jr_alloc_ctx(struct caam_jr_session *ses)
        return ctx;
 }
 
+static
+void caam_jr_stats_get(struct rte_cryptodev *dev,
+                       struct rte_cryptodev_stats *stats)
+{
+       struct caam_jr_qp **qp = (struct caam_jr_qp **)
+                                       dev->data->queue_pairs;
+       int i;
+
+       PMD_INIT_FUNC_TRACE();
+       if (stats == NULL) {
+               CAAM_JR_ERR("Invalid stats ptr NULL");
+               return;
+       }
+       for (i = 0; i < dev->data->nb_queue_pairs; i++) {
+               if (qp[i] == NULL) {
+                       CAAM_JR_WARN("Uninitialised queue pair");
+                       continue;
+               }
+
+               stats->enqueued_count += qp[i]->tx_pkts;
+               stats->dequeued_count += qp[i]->rx_pkts;
+               stats->enqueue_err_count += qp[i]->tx_errs;
+               stats->dequeue_err_count += qp[i]->rx_errs;
+               CAAM_JR_INFO("extra stats:\n\tRX Poll ERR = %" PRIu64
+                            "\n\tTX Ring Full = %" PRIu64,
+                            qp[i]->rx_poll_err,
+                            qp[i]->tx_ring_full);
+       }
+}
+
+static
+void caam_jr_stats_reset(struct rte_cryptodev *dev)
+{
+       int i;
+       struct caam_jr_qp **qp = (struct caam_jr_qp **)
+                                  (dev->data->queue_pairs);
+
+       PMD_INIT_FUNC_TRACE();
+       for (i = 0; i < dev->data->nb_queue_pairs; i++) {
+               if (qp[i] == NULL) {
+                       CAAM_JR_WARN("Uninitialised queue pair");
+                       continue;
+               }
+               qp[i]->rx_pkts = 0;
+               qp[i]->rx_errs = 0;
+               qp[i]->rx_poll_err = 0;
+               qp[i]->tx_pkts = 0;
+               qp[i]->tx_errs = 0;
+               qp[i]->tx_ring_full = 0;
+       }
+}
+
 static inline int
 is_cipher_only(struct caam_jr_session *ses)
 {
@@ -1716,6 +1768,8 @@ static struct rte_cryptodev_ops caam_jr_ops = {
        .dev_stop             = caam_jr_dev_stop,
        .dev_close            = caam_jr_dev_close,
        .dev_infos_get        = caam_jr_dev_infos_get,
+       .stats_get            = caam_jr_stats_get,
+       .stats_reset          = caam_jr_stats_reset,
        .queue_pair_setup     = caam_jr_queue_pair_setup,
        .queue_pair_release   = caam_jr_queue_pair_release,
        .queue_pair_count     = caam_jr_queue_pair_count,