ffc905f3b8
Create a rte_ethdev_driver.h file and move PMD specific APIs here. Drivers updated to include this new header file. There is no update in header content and since ethdev.h included by ethdev_driver.h, nothing changed from driver point of view, only logically grouping of APIs. From applications point of view they can't access to driver specific APIs anymore and they shouldn't. More PMD specific data structures still remain in ethdev.h because of inline functions in header use them. Those will be handled separately. Signed-off-by: Ferruh Yigit <ferruh.yigit@intel.com> Acked-by: Shreyansh Jain <shreyansh.jain@nxp.com> Acked-by: Andrew Rybchenko <arybchenko@solarflare.com> Acked-by: Thomas Monjalon <thomas@monjalon.net>
521 lines
13 KiB
C
521 lines
13 KiB
C
/*-
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* BSD LICENSE
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*
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* Copyright 2015 6WIND S.A.
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* Copyright 2015 Mellanox.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of 6WIND S.A. nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <linux/sockios.h>
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#include <linux/ethtool.h>
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#include <rte_ethdev_driver.h>
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#include <rte_common.h>
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#include <rte_malloc.h>
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#include "mlx5.h"
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#include "mlx5_rxtx.h"
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#include "mlx5_defs.h"
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struct mlx5_counter_ctrl {
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/* Name of the counter. */
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char dpdk_name[RTE_ETH_XSTATS_NAME_SIZE];
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/* Name of the counter on the device table. */
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char ctr_name[RTE_ETH_XSTATS_NAME_SIZE];
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};
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static const struct mlx5_counter_ctrl mlx5_counters_init[] = {
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{
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.dpdk_name = "rx_port_unicast_bytes",
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.ctr_name = "rx_vport_unicast_bytes",
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},
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{
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.dpdk_name = "rx_port_multicast_bytes",
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.ctr_name = "rx_vport_multicast_bytes",
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},
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{
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.dpdk_name = "rx_port_broadcast_bytes",
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.ctr_name = "rx_vport_broadcast_bytes",
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},
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{
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.dpdk_name = "rx_port_unicast_packets",
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.ctr_name = "rx_vport_unicast_packets",
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},
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{
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.dpdk_name = "rx_port_multicast_packets",
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.ctr_name = "rx_vport_multicast_packets",
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},
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{
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.dpdk_name = "rx_port_broadcast_packets",
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.ctr_name = "rx_vport_broadcast_packets",
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},
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{
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.dpdk_name = "tx_port_unicast_bytes",
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.ctr_name = "tx_vport_unicast_bytes",
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},
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{
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.dpdk_name = "tx_port_multicast_bytes",
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.ctr_name = "tx_vport_multicast_bytes",
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},
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{
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.dpdk_name = "tx_port_broadcast_bytes",
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.ctr_name = "tx_vport_broadcast_bytes",
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},
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{
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.dpdk_name = "tx_port_unicast_packets",
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.ctr_name = "tx_vport_unicast_packets",
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},
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{
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.dpdk_name = "tx_port_multicast_packets",
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.ctr_name = "tx_vport_multicast_packets",
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},
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{
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.dpdk_name = "tx_port_broadcast_packets",
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.ctr_name = "tx_vport_broadcast_packets",
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},
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{
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.dpdk_name = "rx_wqe_err",
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.ctr_name = "rx_wqe_err",
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},
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{
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.dpdk_name = "rx_crc_errors_phy",
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.ctr_name = "rx_crc_errors_phy",
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},
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{
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.dpdk_name = "rx_in_range_len_errors_phy",
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.ctr_name = "rx_in_range_len_errors_phy",
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},
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{
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.dpdk_name = "rx_symbol_err_phy",
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.ctr_name = "rx_symbol_err_phy",
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},
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{
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.dpdk_name = "tx_errors_phy",
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.ctr_name = "tx_errors_phy",
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},
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{
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.dpdk_name = "rx_out_of_buffer",
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.ctr_name = "out_of_buffer",
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},
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{
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.dpdk_name = "tx_packets_phy",
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.ctr_name = "tx_packets_phy",
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},
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{
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.dpdk_name = "rx_packets_phy",
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.ctr_name = "rx_packets_phy",
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},
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{
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.dpdk_name = "tx_bytes_phy",
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.ctr_name = "tx_bytes_phy",
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},
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{
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.dpdk_name = "rx_bytes_phy",
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.ctr_name = "rx_bytes_phy",
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},
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};
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static const unsigned int xstats_n = RTE_DIM(mlx5_counters_init);
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/**
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* Read device counters table.
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*
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* @param priv
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* Pointer to private structure.
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* @param[out] stats
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* Counters table output buffer.
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*
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* @return
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* 0 on success and stats is filled, negative on error.
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*/
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static int
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priv_read_dev_counters(struct priv *priv, uint64_t *stats)
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{
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struct mlx5_xstats_ctrl *xstats_ctrl = &priv->xstats_ctrl;
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unsigned int i;
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struct ifreq ifr;
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unsigned int stats_sz = xstats_ctrl->stats_n * sizeof(uint64_t);
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unsigned char et_stat_buf[sizeof(struct ethtool_stats) + stats_sz];
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struct ethtool_stats *et_stats = (struct ethtool_stats *)et_stat_buf;
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et_stats->cmd = ETHTOOL_GSTATS;
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et_stats->n_stats = xstats_ctrl->stats_n;
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ifr.ifr_data = (caddr_t)et_stats;
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if (priv_ifreq(priv, SIOCETHTOOL, &ifr) != 0) {
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WARN("unable to read statistic values from device");
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return -1;
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}
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for (i = 0; i != xstats_n; ++i) {
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if (priv_is_ib_cntr(mlx5_counters_init[i].ctr_name))
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priv_get_cntr_sysfs(priv,
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mlx5_counters_init[i].ctr_name,
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&stats[i]);
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else
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stats[i] = (uint64_t)
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et_stats->data[xstats_ctrl->dev_table_idx[i]];
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}
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return 0;
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}
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/**
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* Query the number of statistics provided by ETHTOOL.
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*
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* @param priv
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* Pointer to private structure.
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*
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* @return
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* Number of statistics on success, -1 on error.
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*/
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static int
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priv_ethtool_get_stats_n(struct priv *priv) {
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struct ethtool_drvinfo drvinfo;
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struct ifreq ifr;
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drvinfo.cmd = ETHTOOL_GDRVINFO;
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ifr.ifr_data = (caddr_t)&drvinfo;
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if (priv_ifreq(priv, SIOCETHTOOL, &ifr) != 0) {
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WARN("unable to query number of statistics");
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return -1;
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}
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return drvinfo.n_stats;
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}
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/**
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* Init the structures to read device counters.
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*
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* @param priv
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* Pointer to private structure.
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*/
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void
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priv_xstats_init(struct priv *priv)
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{
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struct mlx5_xstats_ctrl *xstats_ctrl = &priv->xstats_ctrl;
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unsigned int i;
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unsigned int j;
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struct ifreq ifr;
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struct ethtool_gstrings *strings = NULL;
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unsigned int dev_stats_n;
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unsigned int str_sz;
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dev_stats_n = priv_ethtool_get_stats_n(priv);
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if (dev_stats_n < 1) {
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WARN("no extended statistics available");
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return;
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}
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xstats_ctrl->stats_n = dev_stats_n;
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/* Allocate memory to grab stat names and values. */
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str_sz = dev_stats_n * ETH_GSTRING_LEN;
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strings = (struct ethtool_gstrings *)
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rte_malloc("xstats_strings",
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str_sz + sizeof(struct ethtool_gstrings), 0);
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if (!strings) {
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WARN("unable to allocate memory for xstats");
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return;
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}
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strings->cmd = ETHTOOL_GSTRINGS;
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strings->string_set = ETH_SS_STATS;
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strings->len = dev_stats_n;
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ifr.ifr_data = (caddr_t)strings;
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if (priv_ifreq(priv, SIOCETHTOOL, &ifr) != 0) {
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WARN("unable to get statistic names");
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goto free;
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}
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for (j = 0; j != xstats_n; ++j)
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xstats_ctrl->dev_table_idx[j] = dev_stats_n;
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for (i = 0; i != dev_stats_n; ++i) {
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const char *curr_string = (const char *)
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&strings->data[i * ETH_GSTRING_LEN];
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for (j = 0; j != xstats_n; ++j) {
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if (!strcmp(mlx5_counters_init[j].ctr_name,
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curr_string)) {
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xstats_ctrl->dev_table_idx[j] = i;
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break;
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}
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}
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}
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for (j = 0; j != xstats_n; ++j) {
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if (priv_is_ib_cntr(mlx5_counters_init[j].ctr_name))
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continue;
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if (xstats_ctrl->dev_table_idx[j] >= dev_stats_n) {
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WARN("counter \"%s\" is not recognized",
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mlx5_counters_init[j].dpdk_name);
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goto free;
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}
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}
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/* Copy to base at first time. */
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assert(xstats_n <= MLX5_MAX_XSTATS);
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priv_read_dev_counters(priv, xstats_ctrl->base);
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free:
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rte_free(strings);
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}
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/**
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* Get device extended statistics.
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*
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* @param priv
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* Pointer to private structure.
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* @param[out] stats
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* Pointer to rte extended stats table.
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*
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* @return
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* Number of extended stats on success and stats is filled,
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* negative on error.
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*/
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static int
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priv_xstats_get(struct priv *priv, struct rte_eth_xstat *stats)
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{
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struct mlx5_xstats_ctrl *xstats_ctrl = &priv->xstats_ctrl;
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unsigned int i;
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unsigned int n = xstats_n;
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uint64_t counters[n];
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if (priv_read_dev_counters(priv, counters) < 0)
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return -1;
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for (i = 0; i != xstats_n; ++i) {
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stats[i].id = i;
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stats[i].value = (counters[i] - xstats_ctrl->base[i]);
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}
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return n;
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}
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/**
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* Reset device extended statistics.
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*
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* @param priv
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* Pointer to private structure.
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*/
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static void
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priv_xstats_reset(struct priv *priv)
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{
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struct mlx5_xstats_ctrl *xstats_ctrl = &priv->xstats_ctrl;
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unsigned int i;
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unsigned int n = xstats_n;
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uint64_t counters[n];
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if (priv_read_dev_counters(priv, counters) < 0)
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return;
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for (i = 0; i != n; ++i)
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xstats_ctrl->base[i] = counters[i];
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}
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/**
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* DPDK callback to get device statistics.
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*
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* @param dev
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* Pointer to Ethernet device structure.
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* @param[out] stats
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* Stats structure output buffer.
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*/
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int
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mlx5_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
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{
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struct priv *priv = dev->data->dev_private;
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struct rte_eth_stats tmp = {0};
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unsigned int i;
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unsigned int idx;
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priv_lock(priv);
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/* Add software counters. */
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for (i = 0; (i != priv->rxqs_n); ++i) {
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struct mlx5_rxq_data *rxq = (*priv->rxqs)[i];
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if (rxq == NULL)
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continue;
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idx = rxq->stats.idx;
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if (idx < RTE_ETHDEV_QUEUE_STAT_CNTRS) {
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#ifdef MLX5_PMD_SOFT_COUNTERS
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tmp.q_ipackets[idx] += rxq->stats.ipackets;
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tmp.q_ibytes[idx] += rxq->stats.ibytes;
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#endif
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tmp.q_errors[idx] += (rxq->stats.idropped +
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rxq->stats.rx_nombuf);
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}
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#ifdef MLX5_PMD_SOFT_COUNTERS
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tmp.ipackets += rxq->stats.ipackets;
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tmp.ibytes += rxq->stats.ibytes;
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#endif
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tmp.ierrors += rxq->stats.idropped;
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tmp.rx_nombuf += rxq->stats.rx_nombuf;
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}
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for (i = 0; (i != priv->txqs_n); ++i) {
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struct mlx5_txq_data *txq = (*priv->txqs)[i];
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if (txq == NULL)
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continue;
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idx = txq->stats.idx;
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if (idx < RTE_ETHDEV_QUEUE_STAT_CNTRS) {
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#ifdef MLX5_PMD_SOFT_COUNTERS
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tmp.q_opackets[idx] += txq->stats.opackets;
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tmp.q_obytes[idx] += txq->stats.obytes;
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#endif
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tmp.q_errors[idx] += txq->stats.oerrors;
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}
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#ifdef MLX5_PMD_SOFT_COUNTERS
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tmp.opackets += txq->stats.opackets;
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tmp.obytes += txq->stats.obytes;
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#endif
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tmp.oerrors += txq->stats.oerrors;
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}
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#ifndef MLX5_PMD_SOFT_COUNTERS
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/* FIXME: retrieve and add hardware counters. */
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#endif
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*stats = tmp;
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priv_unlock(priv);
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return 0;
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}
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/**
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* DPDK callback to clear device statistics.
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*
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* @param dev
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* Pointer to Ethernet device structure.
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*/
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void
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mlx5_stats_reset(struct rte_eth_dev *dev)
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{
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struct priv *priv = dev->data->dev_private;
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unsigned int i;
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unsigned int idx;
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priv_lock(priv);
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for (i = 0; (i != priv->rxqs_n); ++i) {
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if ((*priv->rxqs)[i] == NULL)
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continue;
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idx = (*priv->rxqs)[i]->stats.idx;
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(*priv->rxqs)[i]->stats =
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(struct mlx5_rxq_stats){ .idx = idx };
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}
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for (i = 0; (i != priv->txqs_n); ++i) {
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if ((*priv->txqs)[i] == NULL)
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continue;
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idx = (*priv->txqs)[i]->stats.idx;
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(*priv->txqs)[i]->stats =
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(struct mlx5_txq_stats){ .idx = idx };
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}
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#ifndef MLX5_PMD_SOFT_COUNTERS
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/* FIXME: reset hardware counters. */
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#endif
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priv_unlock(priv);
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}
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/**
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* DPDK callback to get extended device statistics.
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*
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* @param dev
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* Pointer to Ethernet device structure.
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* @param[out] stats
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* Stats table output buffer.
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* @param n
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* The size of the stats table.
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*
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* @return
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* Number of xstats on success, negative on failure.
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*/
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int
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mlx5_xstats_get(struct rte_eth_dev *dev,
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struct rte_eth_xstat *stats, unsigned int n)
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{
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struct priv *priv = dev->data->dev_private;
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int ret = xstats_n;
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if (n >= xstats_n && stats) {
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struct mlx5_xstats_ctrl *xstats_ctrl = &priv->xstats_ctrl;
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int stats_n;
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priv_lock(priv);
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stats_n = priv_ethtool_get_stats_n(priv);
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if (stats_n < 0) {
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priv_unlock(priv);
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return -1;
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}
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if (xstats_ctrl->stats_n != stats_n)
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priv_xstats_init(priv);
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ret = priv_xstats_get(priv, stats);
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priv_unlock(priv);
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}
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return ret;
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}
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/**
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* DPDK callback to clear device extended statistics.
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*
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* @param dev
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* Pointer to Ethernet device structure.
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*/
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void
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mlx5_xstats_reset(struct rte_eth_dev *dev)
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{
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struct priv *priv = dev->data->dev_private;
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struct mlx5_xstats_ctrl *xstats_ctrl = &priv->xstats_ctrl;
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int stats_n;
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priv_lock(priv);
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stats_n = priv_ethtool_get_stats_n(priv);
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if (stats_n < 0)
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goto unlock;
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if (xstats_ctrl->stats_n != stats_n)
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priv_xstats_init(priv);
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priv_xstats_reset(priv);
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unlock:
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priv_unlock(priv);
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}
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/**
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* DPDK callback to retrieve names of extended device statistics
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*
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* @param dev
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* 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;
|
|
}
|