-/*-
- * BSD LICENSE
- *
- * Copyright 2015 6WIND S.A.
- * Copyright 2015 Mellanox.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * * Neither the name of 6WIND S.A. nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright 2015 6WIND S.A.
+ * Copyright 2015 Mellanox Technologies, Ltd
*/
-/* DPDK headers don't like -pedantic. */
-#ifdef PEDANTIC
-#pragma GCC diagnostic ignored "-pedantic"
-#endif
-#include <rte_ethdev.h>
-#ifdef PEDANTIC
-#pragma GCC diagnostic error "-pedantic"
-#endif
+#include <inttypes.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <unistd.h>
+
+#include <ethdev_driver.h>
+#include <rte_common.h>
+#include <rte_malloc.h>
+
+#include <mlx5_common.h>
+#include "mlx5_defs.h"
#include "mlx5.h"
#include "mlx5_rxtx.h"
-#include "mlx5_defs.h"
+#include "mlx5_malloc.h"
+
+/**
+ * DPDK callback to get extended device statistics.
+ *
+ * @param dev
+ * Pointer to Ethernet device.
+ * @param[out] stats
+ * Pointer to rte extended stats table.
+ * @param n
+ * The size of the stats table.
+ *
+ * @return
+ * Number of extended stats on success and stats is filled,
+ * negative on error and rte_errno is set.
+ */
+int
+mlx5_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstat *stats,
+ unsigned int n)
+{
+ struct mlx5_priv *priv = dev->data->dev_private;
+ unsigned int i;
+ uint64_t counters[n];
+ struct mlx5_xstats_ctrl *xstats_ctrl = &priv->xstats_ctrl;
+ uint16_t mlx5_stats_n = xstats_ctrl->mlx5_stats_n;
+
+ if (n >= mlx5_stats_n && stats) {
+ int stats_n;
+ int ret;
+
+ stats_n = mlx5_os_get_stats_n(dev);
+ if (stats_n < 0)
+ return stats_n;
+ if (xstats_ctrl->stats_n != stats_n)
+ mlx5_os_stats_init(dev);
+ ret = mlx5_os_read_dev_counters(dev, counters);
+ if (ret)
+ return ret;
+ for (i = 0; i != mlx5_stats_n; ++i) {
+ stats[i].id = i;
+ if (xstats_ctrl->info[i].dev) {
+ uint64_t wrap_n;
+ uint64_t hw_stat = xstats_ctrl->hw_stats[i];
+
+ stats[i].value = (counters[i] -
+ xstats_ctrl->base[i]) &
+ (uint64_t)UINT32_MAX;
+ wrap_n = hw_stat >> 32;
+ if (stats[i].value <
+ (hw_stat & (uint64_t)UINT32_MAX))
+ wrap_n++;
+ stats[i].value |= (wrap_n) << 32;
+ xstats_ctrl->hw_stats[i] = stats[i].value;
+ } else {
+ stats[i].value =
+ (counters[i] - xstats_ctrl->base[i]);
+ }
+ }
+ }
+ mlx5_stats_n = mlx5_txpp_xstats_get(dev, stats, n, mlx5_stats_n);
+ return mlx5_stats_n;
+}
/**
* DPDK callback to get device statistics.
* Pointer to Ethernet device structure.
* @param[out] stats
* Stats structure output buffer.
+ *
+ * @return
+ * 0 on success and stats is filled, negative errno value otherwise and
+ * rte_errno is set.
*/
-void
+int
mlx5_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
{
- struct priv *priv = mlx5_get_priv(dev);
- struct rte_eth_stats tmp = {0};
+ struct mlx5_priv *priv = dev->data->dev_private;
+ struct mlx5_stats_ctrl *stats_ctrl = &priv->stats_ctrl;
+ struct rte_eth_stats tmp;
unsigned int i;
unsigned int idx;
+ uint64_t wrap_n;
+ int ret;
- priv_lock(priv);
+ memset(&tmp, 0, sizeof(tmp));
/* Add software counters. */
for (i = 0; (i != priv->rxqs_n); ++i) {
- struct rxq *rxq = (*priv->rxqs)[i];
+ struct mlx5_rxq_data *rxq = (*priv->rxqs)[i];
if (rxq == NULL)
continue;
- idx = rxq->stats.idx;
+ idx = rxq->idx;
if (idx < RTE_ETHDEV_QUEUE_STAT_CNTRS) {
#ifdef MLX5_PMD_SOFT_COUNTERS
tmp.q_ipackets[idx] += rxq->stats.ipackets;
tmp.rx_nombuf += rxq->stats.rx_nombuf;
}
for (i = 0; (i != priv->txqs_n); ++i) {
- struct txq *txq = (*priv->txqs)[i];
+ struct mlx5_txq_data *txq = (*priv->txqs)[i];
if (txq == NULL)
continue;
- idx = txq->stats.idx;
+ idx = txq->idx;
if (idx < RTE_ETHDEV_QUEUE_STAT_CNTRS) {
#ifdef MLX5_PMD_SOFT_COUNTERS
tmp.q_opackets[idx] += txq->stats.opackets;
tmp.q_obytes[idx] += txq->stats.obytes;
#endif
- tmp.q_errors[idx] += txq->stats.odropped;
}
#ifdef MLX5_PMD_SOFT_COUNTERS
tmp.opackets += txq->stats.opackets;
tmp.obytes += txq->stats.obytes;
#endif
- tmp.oerrors += txq->stats.odropped;
+ tmp.oerrors += txq->stats.oerrors;
+ }
+ ret = mlx5_os_read_dev_stat(priv, "out_of_buffer", &tmp.imissed);
+ if (ret == 0) {
+ tmp.imissed = (tmp.imissed - stats_ctrl->imissed_base) &
+ (uint64_t)UINT32_MAX;
+ wrap_n = stats_ctrl->imissed >> 32;
+ if (tmp.imissed < (stats_ctrl->imissed & (uint64_t)UINT32_MAX))
+ wrap_n++;
+ tmp.imissed |= (wrap_n) << 32;
+ stats_ctrl->imissed = tmp.imissed;
+ } else {
+ tmp.imissed = stats_ctrl->imissed;
}
#ifndef MLX5_PMD_SOFT_COUNTERS
/* FIXME: retrieve and add hardware counters. */
#endif
*stats = tmp;
- priv_unlock(priv);
+ return 0;
}
/**
*
* @param dev
* Pointer to Ethernet device structure.
+ *
+ * @return
+ * always 0 on success and stats is reset
*/
-void
+int
mlx5_stats_reset(struct rte_eth_dev *dev)
{
- struct priv *priv = dev->data->dev_private;
+ struct mlx5_priv *priv = dev->data->dev_private;
+ struct mlx5_stats_ctrl *stats_ctrl = &priv->stats_ctrl;
unsigned int i;
- unsigned int idx;
- priv_lock(priv);
for (i = 0; (i != priv->rxqs_n); ++i) {
if ((*priv->rxqs)[i] == NULL)
continue;
- idx = (*priv->rxqs)[i]->stats.idx;
- (*priv->rxqs)[i]->stats =
- (struct mlx5_rxq_stats){ .idx = idx };
+ memset(&(*priv->rxqs)[i]->stats, 0,
+ sizeof(struct mlx5_rxq_stats));
}
for (i = 0; (i != priv->txqs_n); ++i) {
if ((*priv->txqs)[i] == NULL)
continue;
- idx = (*priv->txqs)[i]->stats.idx;
- (*priv->txqs)[i]->stats =
- (struct mlx5_txq_stats){ .idx = idx };
+ memset(&(*priv->txqs)[i]->stats, 0,
+ sizeof(struct mlx5_txq_stats));
}
+ mlx5_os_read_dev_stat(priv, "out_of_buffer", &stats_ctrl->imissed_base);
+ stats_ctrl->imissed = 0;
#ifndef MLX5_PMD_SOFT_COUNTERS
/* FIXME: reset hardware counters. */
#endif
- priv_unlock(priv);
+
+ return 0;
+}
+
+/**
+ * DPDK callback to clear device extended statistics.
+ *
+ * @param dev
+ * Pointer to Ethernet device structure.
+ *
+ * @return
+ * 0 on success and stats is reset, negative errno value otherwise and
+ * rte_errno is set.
+ */
+int
+mlx5_xstats_reset(struct rte_eth_dev *dev)
+{
+ struct mlx5_priv *priv = dev->data->dev_private;
+ struct mlx5_xstats_ctrl *xstats_ctrl = &priv->xstats_ctrl;
+ int stats_n;
+ unsigned int i;
+ uint64_t *counters;
+ int ret;
+
+ stats_n = mlx5_os_get_stats_n(dev);
+ if (stats_n < 0) {
+ DRV_LOG(ERR, "port %u cannot get stats: %s", dev->data->port_id,
+ strerror(-stats_n));
+ return stats_n;
+ }
+ if (xstats_ctrl->stats_n != stats_n)
+ mlx5_os_stats_init(dev);
+ counters = mlx5_malloc(MLX5_MEM_SYS, sizeof(*counters) *
+ xstats_ctrl->mlx5_stats_n, 0,
+ SOCKET_ID_ANY);
+ if (!counters) {
+ DRV_LOG(WARNING, "port %u unable to allocate memory for xstats "
+ "counters",
+ dev->data->port_id);
+ rte_errno = ENOMEM;
+ return -rte_errno;
+ }
+ ret = mlx5_os_read_dev_counters(dev, counters);
+ if (ret) {
+ DRV_LOG(ERR, "port %u cannot read device counters: %s",
+ dev->data->port_id, strerror(rte_errno));
+ mlx5_free(counters);
+ return ret;
+ }
+ for (i = 0; i != xstats_ctrl->mlx5_stats_n; ++i) {
+ xstats_ctrl->base[i] = counters[i];
+ xstats_ctrl->hw_stats[i] = 0;
+ }
+ mlx5_txpp_xstats_reset(dev);
+ mlx5_free(counters);
+ return 0;
+}
+
+/**
+ * DPDK callback to retrieve names of extended device statistics
+ *
+ * @param dev
+ * Pointer to Ethernet device structure.
+ * @param[out] xstats_names
+ * Buffer to insert names into.
+ * @param n
+ * Number of names.
+ *
+ * @return
+ * Number of xstats names.
+ */
+int
+mlx5_xstats_get_names(struct rte_eth_dev *dev,
+ struct rte_eth_xstat_name *xstats_names, unsigned int n)
+{
+ unsigned int i;
+ struct mlx5_priv *priv = dev->data->dev_private;
+ struct mlx5_xstats_ctrl *xstats_ctrl = &priv->xstats_ctrl;
+ unsigned int mlx5_xstats_n = xstats_ctrl->mlx5_stats_n;
+
+ if (n >= mlx5_xstats_n && xstats_names) {
+ for (i = 0; i != mlx5_xstats_n; ++i) {
+ strncpy(xstats_names[i].name,
+ xstats_ctrl->info[i].dpdk_name,
+ RTE_ETH_XSTATS_NAME_SIZE);
+ xstats_names[i].name[RTE_ETH_XSTATS_NAME_SIZE - 1] = 0;
+ }
+ }
+ mlx5_xstats_n = mlx5_txpp_xstats_get_names(dev, xstats_names,
+ n, mlx5_xstats_n);
+ return mlx5_xstats_n;
}