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Release 4.11 drivers/net/ethernet/mellanox/mlx4/en_port.c

/*
 * Copyright (c) 2007 Mellanox Technologies. All rights reserved.
 *
 * This software is available to you under a choice of one of two
 * licenses.  You may choose to be licensed under the terms of the GNU
 * General Public License (GPL) Version 2, available from the file
 * COPYING in the main directory of this source tree, or the
 * OpenIB.org BSD license below:
 *
 *     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.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 *
 */


#include <linux/if_vlan.h>

#include <linux/mlx4/device.h>
#include <linux/mlx4/cmd.h>

#include "en_port.h"
#include "mlx4_en.h"



int mlx4_SET_VLAN_FLTR(struct mlx4_dev *dev, struct mlx4_en_priv *priv) { struct mlx4_cmd_mailbox *mailbox; struct mlx4_set_vlan_fltr_mbox *filter; int i; int j; int index = 0; u32 entry; int err = 0; mailbox = mlx4_alloc_cmd_mailbox(dev); if (IS_ERR(mailbox)) return PTR_ERR(mailbox); filter = mailbox->buf; for (i = VLAN_FLTR_SIZE - 1; i >= 0; i--) { entry = 0; for (j = 0; j < 32; j++) if (test_bit(index++, priv->active_vlans)) entry |= 1 << j; filter->entry[i] = cpu_to_be32(entry); } err = mlx4_cmd(dev, mailbox->dma, priv->port, 0, MLX4_CMD_SET_VLAN_FLTR, MLX4_CMD_TIME_CLASS_B, MLX4_CMD_WRAPPED); mlx4_free_cmd_mailbox(dev, mailbox); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Yevgeny Petrilin15693.41%133.33%
Jiri Pirko95.39%133.33%
Jack Morgenstein21.20%133.33%
Total167100.00%3100.00%


int mlx4_en_QUERY_PORT(struct mlx4_en_dev *mdev, u8 port) { struct mlx4_en_query_port_context *qport_context; struct mlx4_en_priv *priv = netdev_priv(mdev->pndev[port]); struct mlx4_en_port_state *state = &priv->port_state; struct mlx4_cmd_mailbox *mailbox; int err; mailbox = mlx4_alloc_cmd_mailbox(mdev->dev); if (IS_ERR(mailbox)) return PTR_ERR(mailbox); err = mlx4_cmd_box(mdev->dev, 0, mailbox->dma, port, 0, MLX4_CMD_QUERY_PORT, MLX4_CMD_TIME_CLASS_B, MLX4_CMD_WRAPPED); if (err) goto out; qport_context = mailbox->buf; /* This command is always accessed from Ethtool context * already synchronized, no need in locking */ state->link_state = !!(qport_context->link_up & MLX4_EN_LINK_UP_MASK); switch (qport_context->link_speed & MLX4_EN_SPEED_MASK) { case MLX4_EN_100M_SPEED: state->link_speed = SPEED_100; break; case MLX4_EN_1G_SPEED: state->link_speed = SPEED_1000; break; case MLX4_EN_10G_SPEED_XAUI: case MLX4_EN_10G_SPEED_XFI: state->link_speed = SPEED_10000; break; case MLX4_EN_20G_SPEED: state->link_speed = SPEED_20000; break; case MLX4_EN_40G_SPEED: state->link_speed = SPEED_40000; break; case MLX4_EN_56G_SPEED: state->link_speed = SPEED_56000; break; default: state->link_speed = -1; break; } state->transceiver = qport_context->transceiver; state->flags = 0; /* Reset and recalculate the port flags */ state->flags |= (qport_context->link_up & MLX4_EN_ANC_MASK) ? MLX4_EN_PORT_ANC : 0; state->flags |= (qport_context->autoneg & MLX4_EN_AUTONEG_MASK) ? MLX4_EN_PORT_ANE : 0; out: mlx4_free_cmd_mailbox(mdev->dev, mailbox); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Yevgeny Petrilin16260.22%120.00%
Saeed Mahameed7327.14%240.00%
Alexander Guller3211.90%120.00%
Jack Morgenstein20.74%120.00%
Total269100.00%5100.00%

/* Each counter set is located in struct mlx4_en_stat_out_mbox * with a const offset between its prio components. * This function runs over a counter set and sum all of it's prio components. */
static unsigned long en_stats_adder(__be64 *start, __be64 *next, int num) { __be64 *curr = start; unsigned long ret = 0; int i; int offset = next - start; for (i = 0; i < num; i++) { ret += be64_to_cpu(*curr); curr += offset; } return ret; }

Contributors

PersonTokensPropCommitsCommitProp
Eran Ben Elisha70100.00%2100.00%
Total70100.00%2100.00%


void mlx4_en_fold_software_stats(struct net_device *dev) { struct mlx4_en_priv *priv = netdev_priv(dev); struct mlx4_en_dev *mdev = priv->mdev; unsigned long packets, bytes; int i; if (!priv->port_up || mlx4_is_master(mdev->dev)) return; packets = 0; bytes = 0; for (i = 0; i < priv->rx_ring_num; i++) { const struct mlx4_en_rx_ring *ring = priv->rx_ring[i]; packets += READ_ONCE(ring->packets); bytes += READ_ONCE(ring->bytes); } dev->stats.rx_packets = packets; dev->stats.rx_bytes = bytes; packets = 0; bytes = 0; for (i = 0; i < priv->tx_ring_num[TX]; i++) { const struct mlx4_en_tx_ring *ring = priv->tx_ring[TX][i]; packets += READ_ONCE(ring->packets); bytes += READ_ONCE(ring->bytes); } dev->stats.tx_packets = packets; dev->stats.tx_bytes = bytes; }

Contributors

PersonTokensPropCommitsCommitProp
Eric Dumazet203100.00%2100.00%
Total203100.00%2100.00%


int mlx4_en_DUMP_ETH_STATS(struct mlx4_en_dev *mdev, u8 port, u8 reset) { struct mlx4_counter tmp_counter_stats; struct mlx4_en_stat_out_mbox *mlx4_en_stats; struct mlx4_en_stat_out_flow_control_mbox *flowstats; struct net_device *dev = mdev->pndev[port]; struct mlx4_en_priv *priv = netdev_priv(dev); struct net_device_stats *stats = &dev->stats; struct mlx4_cmd_mailbox *mailbox; u64 in_mod = reset << 8 | port; int err; int i, counter_index; unsigned long sw_tx_dropped = 0; unsigned long sw_rx_dropped = 0; mailbox = mlx4_alloc_cmd_mailbox(mdev->dev); if (IS_ERR(mailbox)) return PTR_ERR(mailbox); err = mlx4_cmd_box(mdev->dev, 0, mailbox->dma, in_mod, 0, MLX4_CMD_DUMP_ETH_STATS, MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE); if (err) goto out; mlx4_en_stats = mailbox->buf; spin_lock_bh(&priv->stats_lock); mlx4_en_fold_software_stats(dev); priv->port_stats.rx_chksum_good = 0; priv->port_stats.rx_chksum_none = 0; priv->port_stats.rx_chksum_complete = 0; priv->xdp_stats.rx_xdp_drop = 0; priv->xdp_stats.rx_xdp_tx = 0; priv->xdp_stats.rx_xdp_tx_full = 0; for (i = 0; i < priv->rx_ring_num; i++) { const struct mlx4_en_rx_ring *ring = priv->rx_ring[i]; sw_rx_dropped += READ_ONCE(ring->dropped); priv->port_stats.rx_chksum_good += READ_ONCE(ring->csum_ok); priv->port_stats.rx_chksum_none += READ_ONCE(ring->csum_none); priv->port_stats.rx_chksum_complete += READ_ONCE(ring->csum_complete); priv->xdp_stats.rx_xdp_drop += READ_ONCE(ring->xdp_drop); priv->xdp_stats.rx_xdp_tx += READ_ONCE(ring->xdp_tx); priv->xdp_stats.rx_xdp_tx_full += READ_ONCE(ring->xdp_tx_full); } priv->port_stats.tx_chksum_offload = 0; priv->port_stats.queue_stopped = 0; priv->port_stats.wake_queue = 0; priv->port_stats.tso_packets = 0; priv->port_stats.xmit_more = 0; for (i = 0; i < priv->tx_ring_num[TX]; i++) { const struct mlx4_en_tx_ring *ring = priv->tx_ring[TX][i]; sw_tx_dropped += READ_ONCE(ring->tx_dropped); priv->port_stats.tx_chksum_offload += READ_ONCE(ring->tx_csum); priv->port_stats.queue_stopped += READ_ONCE(ring->queue_stopped); priv->port_stats.wake_queue += READ_ONCE(ring->wake_queue); priv->port_stats.tso_packets += READ_ONCE(ring->tso_packets); priv->port_stats.xmit_more += READ_ONCE(ring->xmit_more); } if (mlx4_is_master(mdev->dev)) { stats->rx_packets = en_stats_adder(&mlx4_en_stats->RTOT_prio_0, &mlx4_en_stats->RTOT_prio_1, NUM_PRIORITIES); stats->tx_packets = en_stats_adder(&mlx4_en_stats->TTOT_prio_0, &mlx4_en_stats->TTOT_prio_1, NUM_PRIORITIES); stats->rx_bytes = en_stats_adder(&mlx4_en_stats->ROCT_prio_0, &mlx4_en_stats->ROCT_prio_1, NUM_PRIORITIES); stats->tx_bytes = en_stats_adder(&mlx4_en_stats->TOCT_prio_0, &mlx4_en_stats->TOCT_prio_1, NUM_PRIORITIES); } /* net device stats */ stats->rx_errors = be64_to_cpu(mlx4_en_stats->PCS) + be32_to_cpu(mlx4_en_stats->RJBBR) + be32_to_cpu(mlx4_en_stats->RCRC) + be32_to_cpu(mlx4_en_stats->RRUNT) + be64_to_cpu(mlx4_en_stats->RInRangeLengthErr) + be64_to_cpu(mlx4_en_stats->ROutRangeLengthErr) + be32_to_cpu(mlx4_en_stats->RSHORT) + en_stats_adder(&mlx4_en_stats->RGIANT_prio_0, &mlx4_en_stats->RGIANT_prio_1, NUM_PRIORITIES); stats->tx_errors = en_stats_adder(&mlx4_en_stats->TGIANT_prio_0, &mlx4_en_stats->TGIANT_prio_1, NUM_PRIORITIES); stats->multicast = en_stats_adder(&mlx4_en_stats->MCAST_prio_0, &mlx4_en_stats->MCAST_prio_1, NUM_PRIORITIES); stats->rx_dropped = be32_to_cpu(mlx4_en_stats->RDROP) + sw_rx_dropped; stats->rx_length_errors = be32_to_cpu(mlx4_en_stats->RdropLength); stats->rx_crc_errors = be32_to_cpu(mlx4_en_stats->RCRC); stats->rx_fifo_errors = be32_to_cpu(mlx4_en_stats->RdropOvflw); stats->tx_dropped = be32_to_cpu(mlx4_en_stats->TDROP) + sw_tx_dropped; /* RX stats */ priv->pkstats.rx_multicast_packets = stats->multicast; priv->pkstats.rx_broadcast_packets = en_stats_adder(&mlx4_en_stats->RBCAST_prio_0, &mlx4_en_stats->RBCAST_prio_1, NUM_PRIORITIES); priv->pkstats.rx_jabbers = be32_to_cpu(mlx4_en_stats->RJBBR); priv->pkstats.rx_in_range_length_error = be64_to_cpu(mlx4_en_stats->RInRangeLengthErr); priv->pkstats.rx_out_range_length_error = be64_to_cpu(mlx4_en_stats->ROutRangeLengthErr); /* Tx stats */ priv->pkstats.tx_multicast_packets = en_stats_adder(&mlx4_en_stats->TMCAST_prio_0, &mlx4_en_stats->TMCAST_prio_1, NUM_PRIORITIES); priv->pkstats.tx_broadcast_packets = en_stats_adder(&mlx4_en_stats->TBCAST_prio_0, &mlx4_en_stats->TBCAST_prio_1, NUM_PRIORITIES); priv->pkstats.rx_prio[0][0] = be64_to_cpu(mlx4_en_stats->RTOT_prio_0); priv->pkstats.rx_prio[0][1] = be64_to_cpu(mlx4_en_stats->ROCT_prio_0); priv->pkstats.rx_prio[1][0] = be64_to_cpu(mlx4_en_stats->RTOT_prio_1); priv->pkstats.rx_prio[1][1] = be64_to_cpu(mlx4_en_stats->ROCT_prio_1); priv->pkstats.rx_prio[2][0] = be64_to_cpu(mlx4_en_stats->RTOT_prio_2); priv->pkstats.rx_prio[2][1] = be64_to_cpu(mlx4_en_stats->ROCT_prio_2); priv->pkstats.rx_prio[3][0] = be64_to_cpu(mlx4_en_stats->RTOT_prio_3); priv->pkstats.rx_prio[3][1] = be64_to_cpu(mlx4_en_stats->ROCT_prio_3); priv->pkstats.rx_prio[4][0] = be64_to_cpu(mlx4_en_stats->RTOT_prio_4); priv->pkstats.rx_prio[4][1] = be64_to_cpu(mlx4_en_stats->ROCT_prio_4); priv->pkstats.rx_prio[5][0] = be64_to_cpu(mlx4_en_stats->RTOT_prio_5); priv->pkstats.rx_prio[5][1] = be64_to_cpu(mlx4_en_stats->ROCT_prio_5); priv->pkstats.rx_prio[6][0] = be64_to_cpu(mlx4_en_stats->RTOT_prio_6); priv->pkstats.rx_prio[6][1] = be64_to_cpu(mlx4_en_stats->ROCT_prio_6); priv->pkstats.rx_prio[7][0] = be64_to_cpu(mlx4_en_stats->RTOT_prio_7); priv->pkstats.rx_prio[7][1] = be64_to_cpu(mlx4_en_stats->ROCT_prio_7); priv->pkstats.rx_prio[8][0] = be64_to_cpu(mlx4_en_stats->RTOT_novlan); priv->pkstats.rx_prio[8][1] = be64_to_cpu(mlx4_en_stats->ROCT_novlan); priv->pkstats.tx_prio[0][0] = be64_to_cpu(mlx4_en_stats->TTOT_prio_0); priv->pkstats.tx_prio[0][1] = be64_to_cpu(mlx4_en_stats->TOCT_prio_0); priv->pkstats.tx_prio[1][0] = be64_to_cpu(mlx4_en_stats->TTOT_prio_1); priv->pkstats.tx_prio[1][1] = be64_to_cpu(mlx4_en_stats->TOCT_prio_1); priv->pkstats.tx_prio[2][0] = be64_to_cpu(mlx4_en_stats->TTOT_prio_2); priv->pkstats.tx_prio[2][1] = be64_to_cpu(mlx4_en_stats->TOCT_prio_2); priv->pkstats.tx_prio[3][0] = be64_to_cpu(mlx4_en_stats->TTOT_prio_3); priv->pkstats.tx_prio[3][1] = be64_to_cpu(mlx4_en_stats->TOCT_prio_3); priv->pkstats.tx_prio[4][0] = be64_to_cpu(mlx4_en_stats->TTOT_prio_4); priv->pkstats.tx_prio[4][1] = be64_to_cpu(mlx4_en_stats->TOCT_prio_4); priv->pkstats.tx_prio[5][0] = be64_to_cpu(mlx4_en_stats->TTOT_prio_5); priv->pkstats.tx_prio[5][1] = be64_to_cpu(mlx4_en_stats->TOCT_prio_5); priv->pkstats.tx_prio[6][0] = be64_to_cpu(mlx4_en_stats->TTOT_prio_6); priv->pkstats.tx_prio[6][1] = be64_to_cpu(mlx4_en_stats->TOCT_prio_6); priv->pkstats.tx_prio[7][0] = be64_to_cpu(mlx4_en_stats->TTOT_prio_7); priv->pkstats.tx_prio[7][1] = be64_to_cpu(mlx4_en_stats->TOCT_prio_7); priv->pkstats.tx_prio[8][0] = be64_to_cpu(mlx4_en_stats->TTOT_novlan); priv->pkstats.tx_prio[8][1] = be64_to_cpu(mlx4_en_stats->TOCT_novlan); spin_unlock_bh(&priv->stats_lock); memset(&tmp_counter_stats, 0, sizeof(tmp_counter_stats)); counter_index = mlx4_get_default_counter_index(mdev->dev, port); err = mlx4_get_counter_stats(mdev->dev, counter_index, &tmp_counter_stats, reset); /* 0xffs indicates invalid value */ memset(mailbox->buf, 0xff, sizeof(*flowstats) * MLX4_NUM_PRIORITIES); if (mdev->dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_FLOWSTATS_EN) { memset(mailbox->buf, 0, sizeof(*flowstats) * MLX4_NUM_PRIORITIES); err = mlx4_cmd_box(mdev->dev, 0, mailbox->dma, in_mod | MLX4_DUMP_ETH_STATS_FLOW_CONTROL, 0, MLX4_CMD_DUMP_ETH_STATS, MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE); if (err) goto out; } flowstats = mailbox->buf; spin_lock_bh(&priv->stats_lock); if (tmp_counter_stats.counter_mode == 0) { priv->pf_stats.rx_bytes = be64_to_cpu(tmp_counter_stats.rx_bytes); priv->pf_stats.tx_bytes = be64_to_cpu(tmp_counter_stats.tx_bytes); priv->pf_stats.rx_packets = be64_to_cpu(tmp_counter_stats.rx_frames); priv->pf_stats.tx_packets = be64_to_cpu(tmp_counter_stats.tx_frames); } for (i = 0; i < MLX4_NUM_PRIORITIES; i++) { priv->rx_priority_flowstats[i].rx_pause = be64_to_cpu(flowstats[i].rx_pause); priv->rx_priority_flowstats[i].rx_pause_duration = be64_to_cpu(flowstats[i].rx_pause_duration); priv->rx_priority_flowstats[i].rx_pause_transition = be64_to_cpu(flowstats[i].rx_pause_transition); priv->tx_priority_flowstats[i].tx_pause = be64_to_cpu(flowstats[i].tx_pause); priv->tx_priority_flowstats[i].tx_pause_duration = be64_to_cpu(flowstats[i].tx_pause_duration); priv->tx_priority_flowstats[i].tx_pause_transition = be64_to_cpu(flowstats[i].tx_pause_transition); } /* if pfc is not in use, all priorities counters have the same value */ priv->rx_flowstats.rx_pause = be64_to_cpu(flowstats[0].rx_pause); priv->rx_flowstats.rx_pause_duration = be64_to_cpu(flowstats[0].rx_pause_duration); priv->rx_flowstats.rx_pause_transition = be64_to_cpu(flowstats[0].rx_pause_transition); priv->tx_flowstats.tx_pause = be64_to_cpu(flowstats[0].tx_pause); priv->tx_flowstats.tx_pause_duration = be64_to_cpu(flowstats[0].tx_pause_duration); priv->tx_flowstats.tx_pause_transition = be64_to_cpu(flowstats[0].tx_pause_transition); spin_unlock_bh(&priv->stats_lock); out: mlx4_free_cmd_mailbox(mdev->dev, mailbox); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Eran Ben Elisha78139.25%420.00%
Yevgeny Petrilin63031.66%420.00%
Matan Barak33516.83%15.00%
Eric Dumazet1296.48%420.00%
Tariq Toukan572.86%210.00%
Eugenia Emantayev381.91%210.00%
Shani Michaelli170.85%15.00%
Jack Morgenstein30.15%210.00%
Total1990100.00%20100.00%


Overall Contributors

PersonTokensPropCommitsCommitProp
Yevgeny Petrilin96435.49%518.52%
Eran Ben Elisha85231.37%518.52%
Matan Barak33512.33%13.70%
Eric Dumazet33212.22%518.52%
Saeed Mahameed732.69%27.41%
Tariq Toukan572.10%27.41%
Eugenia Emantayev381.40%27.41%
Alexander Guller321.18%13.70%
Shani Michaelli170.63%13.70%
Jiri Pirko90.33%13.70%
Jack Morgenstein70.26%27.41%
Total2716100.00%27100.00%
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