01d79216e6
mlx5_get_priv() is barely use across the driver. To avoid mixing access, this function is definitely removed. Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com> Acked-by: Yongseok Koh <yskoh@mellanox.com>
505 lines
12 KiB
C
505 lines
12 KiB
C
/*-
|
|
* 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.
|
|
*/
|
|
|
|
#include <linux/sockios.h>
|
|
#include <linux/ethtool.h>
|
|
|
|
#include <rte_ethdev.h>
|
|
#include <rte_common.h>
|
|
#include <rte_malloc.h>
|
|
|
|
#include "mlx5.h"
|
|
#include "mlx5_rxtx.h"
|
|
#include "mlx5_defs.h"
|
|
|
|
struct mlx5_counter_ctrl {
|
|
/* Name of the counter. */
|
|
char dpdk_name[RTE_ETH_XSTATS_NAME_SIZE];
|
|
/* Name of the counter on the device table. */
|
|
char ctr_name[RTE_ETH_XSTATS_NAME_SIZE];
|
|
};
|
|
|
|
static const struct mlx5_counter_ctrl mlx5_counters_init[] = {
|
|
{
|
|
.dpdk_name = "rx_port_unicast_bytes",
|
|
.ctr_name = "rx_vport_unicast_bytes",
|
|
},
|
|
{
|
|
.dpdk_name = "rx_port_multicast_bytes",
|
|
.ctr_name = "rx_vport_multicast_bytes",
|
|
},
|
|
{
|
|
.dpdk_name = "rx_port_broadcast_bytes",
|
|
.ctr_name = "rx_vport_broadcast_bytes",
|
|
},
|
|
{
|
|
.dpdk_name = "rx_port_unicast_packets",
|
|
.ctr_name = "rx_vport_unicast_packets",
|
|
},
|
|
{
|
|
.dpdk_name = "rx_port_multicast_packets",
|
|
.ctr_name = "rx_vport_multicast_packets",
|
|
},
|
|
{
|
|
.dpdk_name = "rx_port_broadcast_packets",
|
|
.ctr_name = "rx_vport_broadcast_packets",
|
|
},
|
|
{
|
|
.dpdk_name = "tx_port_unicast_bytes",
|
|
.ctr_name = "tx_vport_unicast_bytes",
|
|
},
|
|
{
|
|
.dpdk_name = "tx_port_multicast_bytes",
|
|
.ctr_name = "tx_vport_multicast_bytes",
|
|
},
|
|
{
|
|
.dpdk_name = "tx_port_broadcast_bytes",
|
|
.ctr_name = "tx_vport_broadcast_bytes",
|
|
},
|
|
{
|
|
.dpdk_name = "tx_port_unicast_packets",
|
|
.ctr_name = "tx_vport_unicast_packets",
|
|
},
|
|
{
|
|
.dpdk_name = "tx_port_multicast_packets",
|
|
.ctr_name = "tx_vport_multicast_packets",
|
|
},
|
|
{
|
|
.dpdk_name = "tx_port_broadcast_packets",
|
|
.ctr_name = "tx_vport_broadcast_packets",
|
|
},
|
|
{
|
|
.dpdk_name = "rx_wqe_err",
|
|
.ctr_name = "rx_wqe_err",
|
|
},
|
|
{
|
|
.dpdk_name = "rx_crc_errors_phy",
|
|
.ctr_name = "rx_crc_errors_phy",
|
|
},
|
|
{
|
|
.dpdk_name = "rx_in_range_len_errors_phy",
|
|
.ctr_name = "rx_in_range_len_errors_phy",
|
|
},
|
|
{
|
|
.dpdk_name = "rx_symbol_err_phy",
|
|
.ctr_name = "rx_symbol_err_phy",
|
|
},
|
|
{
|
|
.dpdk_name = "tx_errors_phy",
|
|
.ctr_name = "tx_errors_phy",
|
|
},
|
|
{
|
|
.dpdk_name = "rx_out_of_buffer",
|
|
.ctr_name = "out_of_buffer",
|
|
},
|
|
};
|
|
|
|
static const unsigned int xstats_n = RTE_DIM(mlx5_counters_init);
|
|
|
|
/**
|
|
* Read device counters table.
|
|
*
|
|
* @param priv
|
|
* Pointer to private structure.
|
|
* @param[out] stats
|
|
* Counters table output buffer.
|
|
*
|
|
* @return
|
|
* 0 on success and stats is filled, negative on error.
|
|
*/
|
|
static int
|
|
priv_read_dev_counters(struct priv *priv, uint64_t *stats)
|
|
{
|
|
struct mlx5_xstats_ctrl *xstats_ctrl = &priv->xstats_ctrl;
|
|
unsigned int i;
|
|
struct ifreq ifr;
|
|
unsigned int stats_sz = xstats_ctrl->stats_n * sizeof(uint64_t);
|
|
unsigned char et_stat_buf[sizeof(struct ethtool_stats) + stats_sz];
|
|
struct ethtool_stats *et_stats = (struct ethtool_stats *)et_stat_buf;
|
|
|
|
et_stats->cmd = ETHTOOL_GSTATS;
|
|
et_stats->n_stats = xstats_ctrl->stats_n;
|
|
ifr.ifr_data = (caddr_t)et_stats;
|
|
if (priv_ifreq(priv, SIOCETHTOOL, &ifr) != 0) {
|
|
WARN("unable to read statistic values from device");
|
|
return -1;
|
|
}
|
|
for (i = 0; i != xstats_n; ++i) {
|
|
if (priv_is_ib_cntr(mlx5_counters_init[i].ctr_name))
|
|
priv_get_cntr_sysfs(priv,
|
|
mlx5_counters_init[i].ctr_name,
|
|
&stats[i]);
|
|
else
|
|
stats[i] = (uint64_t)
|
|
et_stats->data[xstats_ctrl->dev_table_idx[i]];
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* Query the number of statistics provided by ETHTOOL.
|
|
*
|
|
* @param priv
|
|
* Pointer to private structure.
|
|
*
|
|
* @return
|
|
* Number of statistics on success, -1 on error.
|
|
*/
|
|
static int
|
|
priv_ethtool_get_stats_n(struct priv *priv) {
|
|
struct ethtool_drvinfo drvinfo;
|
|
struct ifreq ifr;
|
|
|
|
drvinfo.cmd = ETHTOOL_GDRVINFO;
|
|
ifr.ifr_data = (caddr_t)&drvinfo;
|
|
if (priv_ifreq(priv, SIOCETHTOOL, &ifr) != 0) {
|
|
WARN("unable to query number of statistics");
|
|
return -1;
|
|
}
|
|
return drvinfo.n_stats;
|
|
}
|
|
|
|
/**
|
|
* Init the structures to read device counters.
|
|
*
|
|
* @param priv
|
|
* Pointer to private structure.
|
|
*/
|
|
void
|
|
priv_xstats_init(struct priv *priv)
|
|
{
|
|
struct mlx5_xstats_ctrl *xstats_ctrl = &priv->xstats_ctrl;
|
|
unsigned int i;
|
|
unsigned int j;
|
|
struct ifreq ifr;
|
|
struct ethtool_gstrings *strings = NULL;
|
|
unsigned int dev_stats_n;
|
|
unsigned int str_sz;
|
|
|
|
dev_stats_n = priv_ethtool_get_stats_n(priv);
|
|
if (dev_stats_n < 1) {
|
|
WARN("no extended statistics available");
|
|
return;
|
|
}
|
|
xstats_ctrl->stats_n = dev_stats_n;
|
|
/* Allocate memory to grab stat names and values. */
|
|
str_sz = dev_stats_n * ETH_GSTRING_LEN;
|
|
strings = (struct ethtool_gstrings *)
|
|
rte_malloc("xstats_strings",
|
|
str_sz + sizeof(struct ethtool_gstrings), 0);
|
|
if (!strings) {
|
|
WARN("unable to allocate memory for xstats");
|
|
return;
|
|
}
|
|
strings->cmd = ETHTOOL_GSTRINGS;
|
|
strings->string_set = ETH_SS_STATS;
|
|
strings->len = dev_stats_n;
|
|
ifr.ifr_data = (caddr_t)strings;
|
|
if (priv_ifreq(priv, SIOCETHTOOL, &ifr) != 0) {
|
|
WARN("unable to get statistic names");
|
|
goto free;
|
|
}
|
|
for (j = 0; j != xstats_n; ++j)
|
|
xstats_ctrl->dev_table_idx[j] = dev_stats_n;
|
|
for (i = 0; i != dev_stats_n; ++i) {
|
|
const char *curr_string = (const char *)
|
|
&strings->data[i * ETH_GSTRING_LEN];
|
|
|
|
for (j = 0; j != xstats_n; ++j) {
|
|
if (!strcmp(mlx5_counters_init[j].ctr_name,
|
|
curr_string)) {
|
|
xstats_ctrl->dev_table_idx[j] = i;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
for (j = 0; j != xstats_n; ++j) {
|
|
if (priv_is_ib_cntr(mlx5_counters_init[j].ctr_name))
|
|
continue;
|
|
if (xstats_ctrl->dev_table_idx[j] >= dev_stats_n) {
|
|
WARN("counter \"%s\" is not recognized",
|
|
mlx5_counters_init[j].dpdk_name);
|
|
goto free;
|
|
}
|
|
}
|
|
/* Copy to base at first time. */
|
|
assert(xstats_n <= MLX5_MAX_XSTATS);
|
|
priv_read_dev_counters(priv, xstats_ctrl->base);
|
|
free:
|
|
rte_free(strings);
|
|
}
|
|
|
|
/**
|
|
* Get device extended statistics.
|
|
*
|
|
* @param priv
|
|
* Pointer to private structure.
|
|
* @param[out] stats
|
|
* Pointer to rte extended stats table.
|
|
*
|
|
* @return
|
|
* Number of extended stats on success and stats is filled,
|
|
* negative on error.
|
|
*/
|
|
static int
|
|
priv_xstats_get(struct priv *priv, struct rte_eth_xstat *stats)
|
|
{
|
|
struct mlx5_xstats_ctrl *xstats_ctrl = &priv->xstats_ctrl;
|
|
unsigned int i;
|
|
unsigned int n = xstats_n;
|
|
uint64_t counters[n];
|
|
|
|
if (priv_read_dev_counters(priv, counters) < 0)
|
|
return -1;
|
|
for (i = 0; i != xstats_n; ++i) {
|
|
stats[i].id = i;
|
|
stats[i].value = (counters[i] - xstats_ctrl->base[i]);
|
|
}
|
|
return n;
|
|
}
|
|
|
|
/**
|
|
* Reset device extended statistics.
|
|
*
|
|
* @param priv
|
|
* Pointer to private structure.
|
|
*/
|
|
static void
|
|
priv_xstats_reset(struct priv *priv)
|
|
{
|
|
struct mlx5_xstats_ctrl *xstats_ctrl = &priv->xstats_ctrl;
|
|
unsigned int i;
|
|
unsigned int n = xstats_n;
|
|
uint64_t counters[n];
|
|
|
|
if (priv_read_dev_counters(priv, counters) < 0)
|
|
return;
|
|
for (i = 0; i != n; ++i)
|
|
xstats_ctrl->base[i] = counters[i];
|
|
}
|
|
|
|
/**
|
|
* DPDK callback to get device statistics.
|
|
*
|
|
* @param dev
|
|
* Pointer to Ethernet device structure.
|
|
* @param[out] stats
|
|
* Stats structure output buffer.
|
|
*/
|
|
int
|
|
mlx5_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
|
|
{
|
|
struct priv *priv = dev->data->dev_private;
|
|
struct rte_eth_stats tmp = {0};
|
|
unsigned int i;
|
|
unsigned int idx;
|
|
|
|
priv_lock(priv);
|
|
/* Add software counters. */
|
|
for (i = 0; (i != priv->rxqs_n); ++i) {
|
|
struct mlx5_rxq_data *rxq = (*priv->rxqs)[i];
|
|
|
|
if (rxq == NULL)
|
|
continue;
|
|
idx = rxq->stats.idx;
|
|
if (idx < RTE_ETHDEV_QUEUE_STAT_CNTRS) {
|
|
#ifdef MLX5_PMD_SOFT_COUNTERS
|
|
tmp.q_ipackets[idx] += rxq->stats.ipackets;
|
|
tmp.q_ibytes[idx] += rxq->stats.ibytes;
|
|
#endif
|
|
tmp.q_errors[idx] += (rxq->stats.idropped +
|
|
rxq->stats.rx_nombuf);
|
|
}
|
|
#ifdef MLX5_PMD_SOFT_COUNTERS
|
|
tmp.ipackets += rxq->stats.ipackets;
|
|
tmp.ibytes += rxq->stats.ibytes;
|
|
#endif
|
|
tmp.ierrors += rxq->stats.idropped;
|
|
tmp.rx_nombuf += rxq->stats.rx_nombuf;
|
|
}
|
|
for (i = 0; (i != priv->txqs_n); ++i) {
|
|
struct mlx5_txq_data *txq = (*priv->txqs)[i];
|
|
|
|
if (txq == NULL)
|
|
continue;
|
|
idx = txq->stats.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.oerrors;
|
|
}
|
|
#ifdef MLX5_PMD_SOFT_COUNTERS
|
|
tmp.opackets += txq->stats.opackets;
|
|
tmp.obytes += txq->stats.obytes;
|
|
#endif
|
|
tmp.oerrors += txq->stats.oerrors;
|
|
}
|
|
#ifndef MLX5_PMD_SOFT_COUNTERS
|
|
/* FIXME: retrieve and add hardware counters. */
|
|
#endif
|
|
*stats = tmp;
|
|
priv_unlock(priv);
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* DPDK callback to clear device statistics.
|
|
*
|
|
* @param dev
|
|
* Pointer to Ethernet device structure.
|
|
*/
|
|
void
|
|
mlx5_stats_reset(struct rte_eth_dev *dev)
|
|
{
|
|
struct priv *priv = dev->data->dev_private;
|
|
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 };
|
|
}
|
|
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 };
|
|
}
|
|
#ifndef MLX5_PMD_SOFT_COUNTERS
|
|
/* FIXME: reset hardware counters. */
|
|
#endif
|
|
priv_unlock(priv);
|
|
}
|
|
|
|
/**
|
|
* DPDK callback to get extended device statistics.
|
|
*
|
|
* @param dev
|
|
* Pointer to Ethernet device structure.
|
|
* @param[out] stats
|
|
* Stats table output buffer.
|
|
* @param n
|
|
* The size of the stats table.
|
|
*
|
|
* @return
|
|
* Number of xstats on success, negative on failure.
|
|
*/
|
|
int
|
|
mlx5_xstats_get(struct rte_eth_dev *dev,
|
|
struct rte_eth_xstat *stats, unsigned int n)
|
|
{
|
|
struct priv *priv = dev->data->dev_private;
|
|
int ret = xstats_n;
|
|
|
|
if (n >= xstats_n && stats) {
|
|
struct mlx5_xstats_ctrl *xstats_ctrl = &priv->xstats_ctrl;
|
|
int stats_n;
|
|
|
|
priv_lock(priv);
|
|
stats_n = priv_ethtool_get_stats_n(priv);
|
|
if (stats_n < 0) {
|
|
priv_unlock(priv);
|
|
return -1;
|
|
}
|
|
if (xstats_ctrl->stats_n != stats_n)
|
|
priv_xstats_init(priv);
|
|
ret = priv_xstats_get(priv, stats);
|
|
priv_unlock(priv);
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* DPDK callback to clear device extended statistics.
|
|
*
|
|
* @param dev
|
|
* Pointer to Ethernet device structure.
|
|
*/
|
|
void
|
|
mlx5_xstats_reset(struct rte_eth_dev *dev)
|
|
{
|
|
struct priv *priv = dev->data->dev_private;
|
|
struct mlx5_xstats_ctrl *xstats_ctrl = &priv->xstats_ctrl;
|
|
int stats_n;
|
|
|
|
priv_lock(priv);
|
|
stats_n = priv_ethtool_get_stats_n(priv);
|
|
if (stats_n < 0)
|
|
goto unlock;
|
|
if (xstats_ctrl->stats_n != stats_n)
|
|
priv_xstats_init(priv);
|
|
priv_xstats_reset(priv);
|
|
unlock:
|
|
priv_unlock(priv);
|
|
}
|
|
|
|
/**
|
|
* 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)
|
|
{
|
|
struct priv *priv = dev->data->dev_private;
|
|
unsigned int i;
|
|
|
|
if (n >= xstats_n && xstats_names) {
|
|
priv_lock(priv);
|
|
for (i = 0; i != xstats_n; ++i) {
|
|
strncpy(xstats_names[i].name,
|
|
mlx5_counters_init[i].dpdk_name,
|
|
RTE_ETH_XSTATS_NAME_SIZE);
|
|
xstats_names[i].name[RTE_ETH_XSTATS_NAME_SIZE - 1] = 0;
|
|
}
|
|
priv_unlock(priv);
|
|
}
|
|
return xstats_n;
|
|
}
|