cregit-Linux how code gets into the kernel

Release 4.16 drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c

/*
 * Copyright (c) 2015, 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 "en.h"


void mlx5e_ethtool_get_drvinfo(struct mlx5e_priv *priv, struct ethtool_drvinfo *drvinfo) { struct mlx5_core_dev *mdev = priv->mdev; strlcpy(drvinfo->driver, DRIVER_NAME, sizeof(drvinfo->driver)); strlcpy(drvinfo->version, DRIVER_VERSION, sizeof(drvinfo->version)); snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version), "%d.%d.%04d (%.16s)", fw_rev_maj(mdev), fw_rev_min(mdev), fw_rev_sub(mdev), mdev->board_id); strlcpy(drvinfo->bus_info, pci_name(mdev->pdev), sizeof(drvinfo->bus_info)); }

Contributors

PersonTokensPropCommitsCommitProp
Amir Vadai10492.86%133.33%
Inbar Karmy54.46%133.33%
Erez Shitrit32.68%133.33%
Total112100.00%3100.00%


static void mlx5e_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo) { struct mlx5e_priv *priv = netdev_priv(dev); mlx5e_ethtool_get_drvinfo(priv, drvinfo); }

Contributors

PersonTokensPropCommitsCommitProp
Erez Shitrit33100.00%1100.00%
Total33100.00%1100.00%

struct ptys2ethtool_config { __ETHTOOL_DECLARE_LINK_MODE_MASK(supported); __ETHTOOL_DECLARE_LINK_MODE_MASK(advertised); u32 speed; }; static struct ptys2ethtool_config ptys2ethtool_table[MLX5E_LINK_MODES_NUMBER]; #define MLX5_BUILD_PTYS2ETHTOOL_CONFIG(reg_, speed_, ...) \ ({ \ struct ptys2ethtool_config *cfg; \ const unsigned int modes[] = { __VA_ARGS__ }; \ unsigned int i; \ cfg = &ptys2ethtool_table[reg_]; \ cfg->speed = speed_; \ bitmap_zero(cfg->supported, \ __ETHTOOL_LINK_MODE_MASK_NBITS); \ bitmap_zero(cfg->advertised, \ __ETHTOOL_LINK_MODE_MASK_NBITS); \ for (i = 0 ; i < ARRAY_SIZE(modes) ; ++i) { \ __set_bit(modes[i], cfg->supported); \ __set_bit(modes[i], cfg->advertised); \ } \ })
void mlx5e_build_ptys2ethtool_map(void) { MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_1000BASE_CX_SGMII, SPEED_1000, ETHTOOL_LINK_MODE_1000baseKX_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_1000BASE_KX, SPEED_1000, ETHTOOL_LINK_MODE_1000baseKX_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_10GBASE_CX4, SPEED_10000, ETHTOOL_LINK_MODE_10000baseKX4_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_10GBASE_KX4, SPEED_10000, ETHTOOL_LINK_MODE_10000baseKX4_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_10GBASE_KR, SPEED_10000, ETHTOOL_LINK_MODE_10000baseKR_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_20GBASE_KR2, SPEED_20000, ETHTOOL_LINK_MODE_20000baseKR2_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_40GBASE_CR4, SPEED_40000, ETHTOOL_LINK_MODE_40000baseCR4_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_40GBASE_KR4, SPEED_40000, ETHTOOL_LINK_MODE_40000baseKR4_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_56GBASE_R4, SPEED_56000, ETHTOOL_LINK_MODE_56000baseKR4_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_10GBASE_CR, SPEED_10000, ETHTOOL_LINK_MODE_10000baseKR_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_10GBASE_SR, SPEED_10000, ETHTOOL_LINK_MODE_10000baseKR_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_10GBASE_ER, SPEED_10000, ETHTOOL_LINK_MODE_10000baseKR_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_40GBASE_SR4, SPEED_40000, ETHTOOL_LINK_MODE_40000baseSR4_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_40GBASE_LR4, SPEED_40000, ETHTOOL_LINK_MODE_40000baseLR4_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_50GBASE_SR2, SPEED_50000, ETHTOOL_LINK_MODE_50000baseSR2_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_100GBASE_CR4, SPEED_100000, ETHTOOL_LINK_MODE_100000baseCR4_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_100GBASE_SR4, SPEED_100000, ETHTOOL_LINK_MODE_100000baseSR4_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_100GBASE_KR4, SPEED_100000, ETHTOOL_LINK_MODE_100000baseKR4_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_100GBASE_LR4, SPEED_100000, ETHTOOL_LINK_MODE_100000baseLR4_ER4_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_10GBASE_T, SPEED_10000, ETHTOOL_LINK_MODE_10000baseT_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_25GBASE_CR, SPEED_25000, ETHTOOL_LINK_MODE_25000baseCR_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_25GBASE_KR, SPEED_25000, ETHTOOL_LINK_MODE_25000baseKR_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_25GBASE_SR, SPEED_25000, ETHTOOL_LINK_MODE_25000baseSR_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_50GBASE_CR2, SPEED_50000, ETHTOOL_LINK_MODE_50000baseCR2_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_50GBASE_KR2, SPEED_50000, ETHTOOL_LINK_MODE_50000baseKR2_Full_BIT); }

Contributors

PersonTokensPropCommitsCommitProp
Gal Pressman20889.66%150.00%
Amir Vadai2410.34%150.00%
Total232100.00%2100.00%


int mlx5e_ethtool_get_sset_count(struct mlx5e_priv *priv, int sset) { int i, num_stats = 0; switch (sset) { case ETH_SS_STATS: for (i = 0; i < mlx5e_num_stats_grps; i++) num_stats += mlx5e_stats_grps[i].get_num_stats(priv); return num_stats; case ETH_SS_PRIV_FLAGS: return ARRAY_SIZE(mlx5e_priv_flags); case ETH_SS_TEST: return mlx5e_self_test_num(priv); /* fallthrough */ default: return -EOPNOTSUPP; } }

Contributors

PersonTokensPropCommitsCommitProp
Kamal Heib4251.85%240.00%
Amir Vadai2733.33%120.00%
Gal Pressman911.11%120.00%
Erez Shitrit33.70%120.00%
Total81100.00%5100.00%


static int mlx5e_get_sset_count(struct net_device *dev, int sset) { struct mlx5e_priv *priv = netdev_priv(dev); return mlx5e_ethtool_get_sset_count(priv, sset); }

Contributors

PersonTokensPropCommitsCommitProp
Erez Shitrit32100.00%1100.00%
Total32100.00%1100.00%


static void mlx5e_fill_stats_strings(struct mlx5e_priv *priv, u8 *data) { int i, idx = 0; for (i = 0; i < mlx5e_num_stats_grps; i++) idx = mlx5e_stats_grps[i].fill_strings(priv, data, idx); }

Contributors

PersonTokensPropCommitsCommitProp
Gal Pressman2447.06%250.00%
Amir Vadai1733.33%125.00%
Kamal Heib1019.61%125.00%
Total51100.00%4100.00%


void mlx5e_ethtool_get_strings(struct mlx5e_priv *priv, u32 stringset, u8 *data) { int i; switch (stringset) { case ETH_SS_PRIV_FLAGS: for (i = 0; i < ARRAY_SIZE(mlx5e_priv_flags); i++) strcpy(data + i * ETH_GSTRING_LEN, mlx5e_priv_flags[i]); break; case ETH_SS_TEST: for (i = 0; i < mlx5e_self_test_num(priv); i++) strcpy(data + i * ETH_GSTRING_LEN, mlx5e_self_tests[i]); break; case ETH_SS_STATS: mlx5e_fill_stats_strings(priv, data); break; } }

Contributors

PersonTokensPropCommitsCommitProp
Gal Pressman6763.81%350.00%
Kamal Heib3028.57%116.67%
Amir Vadai54.76%116.67%
Erez Shitrit32.86%116.67%
Total105100.00%6100.00%


static void mlx5e_get_strings(struct net_device *dev, u32 stringset, u8 *data) { struct mlx5e_priv *priv = netdev_priv(dev); mlx5e_ethtool_get_strings(priv, stringset, data); }

Contributors

PersonTokensPropCommitsCommitProp
Amir Vadai2362.16%133.33%
Erez Shitrit1232.43%133.33%
Gal Pressman25.41%133.33%
Total37100.00%3100.00%


void mlx5e_ethtool_get_ethtool_stats(struct mlx5e_priv *priv, struct ethtool_stats *stats, u64 *data) { int i, idx = 0; if (!data) return; mutex_lock(&priv->state_lock); mlx5e_update_stats(priv); mutex_unlock(&priv->state_lock); for (i = 0; i < mlx5e_num_stats_grps; i++) idx = mlx5e_stats_grps[i].fill_stats(priv, data, idx); }

Contributors

PersonTokensPropCommitsCommitProp
Amir Vadai5162.20%125.00%
Erez Shitrit1821.95%125.00%
Kamal Heib910.98%125.00%
Gal Pressman44.88%125.00%
Total82100.00%4100.00%


static void mlx5e_get_ethtool_stats(struct net_device *dev, struct ethtool_stats *stats, u64 *data) { struct mlx5e_priv *priv = netdev_priv(dev); mlx5e_ethtool_get_ethtool_stats(priv, stats, data); }

Contributors

PersonTokensPropCommitsCommitProp
Erez Shitrit39100.00%1100.00%
Total39100.00%1100.00%


static u32 mlx5e_rx_wqes_to_packets(struct mlx5e_priv *priv, int rq_wq_type, int num_wqe) { int packets_per_wqe; int stride_size; int num_strides; int wqe_size; if (rq_wq_type != MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ) return num_wqe; stride_size = 1 << priv->channels.params.mpwqe_log_stride_sz; num_strides = 1 << priv->channels.params.mpwqe_log_num_strides; wqe_size = stride_size * num_strides; packets_per_wqe = wqe_size / ALIGN(ETH_DATA_LEN, stride_size); return (1 << (order_base_2(num_wqe * packets_per_wqe) - 1)); }

Contributors

PersonTokensPropCommitsCommitProp
Eran Ben Elisha9195.79%150.00%
Saeed Mahameed44.21%150.00%
Total95100.00%2100.00%


static u32 mlx5e_packets_to_rx_wqes(struct mlx5e_priv *priv, int rq_wq_type, int num_packets) { int packets_per_wqe; int stride_size; int num_strides; int wqe_size; int num_wqes; if (rq_wq_type != MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ) return num_packets; stride_size = 1 << priv->channels.params.mpwqe_log_stride_sz; num_strides = 1 << priv->channels.params.mpwqe_log_num_strides; wqe_size = stride_size * num_strides; num_packets = (1 << order_base_2(num_packets)); packets_per_wqe = wqe_size / ALIGN(ETH_DATA_LEN, stride_size); num_wqes = DIV_ROUND_UP(num_packets, packets_per_wqe); return 1 << (order_base_2(num_wqes)); }

Contributors

PersonTokensPropCommitsCommitProp
Eran Ben Elisha10896.43%150.00%
Saeed Mahameed43.57%150.00%
Total112100.00%2100.00%


void mlx5e_ethtool_get_ringparam(struct mlx5e_priv *priv, struct ethtool_ringparam *param) { int rq_wq_type = priv->channels.params.rq_wq_type; param->rx_max_pending = mlx5e_rx_wqes_to_packets(priv, rq_wq_type, 1 << mlx5_max_log_rq_size(rq_wq_type)); param->tx_max_pending = 1 << MLX5E_PARAMS_MAXIMUM_LOG_SQ_SIZE; param->rx_pending = mlx5e_rx_wqes_to_packets(priv, rq_wq_type, 1 << priv->channels.params.log_rq_size); param->tx_pending = 1 << priv->channels.params.log_sq_size; }

Contributors

PersonTokensPropCommitsCommitProp
Amir Vadai5158.62%120.00%
Eran Ben Elisha1416.09%120.00%
Tariq Toukan1314.94%120.00%
Saeed Mahameed66.90%120.00%
Erez Shitrit33.45%120.00%
Total87100.00%5100.00%


static void mlx5e_get_ringparam(struct net_device *dev, struct ethtool_ringparam *param) { struct mlx5e_priv *priv = netdev_priv(dev); mlx5e_ethtool_get_ringparam(priv, param); }

Contributors

PersonTokensPropCommitsCommitProp
Amir Vadai2369.70%150.00%
Erez Shitrit1030.30%150.00%
Total33100.00%2100.00%


int mlx5e_ethtool_set_ringparam(struct mlx5e_priv *priv, struct ethtool_ringparam *param) { int rq_wq_type = priv->channels.params.rq_wq_type; struct mlx5e_channels new_channels = {}; u32 rx_pending_wqes; u32 min_rq_size; u8 log_rq_size; u8 log_sq_size; u32 num_mtts; int err = 0; if (param->rx_jumbo_pending) { netdev_info(priv->netdev, "%s: rx_jumbo_pending not supported\n", __func__); return -EINVAL; } if (param->rx_mini_pending) { netdev_info(priv->netdev, "%s: rx_mini_pending not supported\n", __func__); return -EINVAL; } min_rq_size = mlx5e_rx_wqes_to_packets(priv, rq_wq_type, 1 << mlx5_min_log_rq_size(rq_wq_type)); rx_pending_wqes = mlx5e_packets_to_rx_wqes(priv, rq_wq_type, param->rx_pending); if (param->rx_pending < min_rq_size) { netdev_info(priv->netdev, "%s: rx_pending (%d) < min (%d)\n", __func__, param->rx_pending, min_rq_size); return -EINVAL; } num_mtts = MLX5E_REQUIRED_MTTS(rx_pending_wqes); if (priv->channels.params.rq_wq_type == MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ && !MLX5E_VALID_NUM_MTTS(num_mtts)) { netdev_info(priv->netdev, "%s: rx_pending (%d) request can't be satisfied, try to reduce.\n", __func__, param->rx_pending); return -EINVAL; } if (param->tx_pending < (1 << MLX5E_PARAMS_MINIMUM_LOG_SQ_SIZE)) { netdev_info(priv->netdev, "%s: tx_pending (%d) < min (%d)\n", __func__, param->tx_pending, 1 << MLX5E_PARAMS_MINIMUM_LOG_SQ_SIZE); return -EINVAL; } log_rq_size = order_base_2(rx_pending_wqes); log_sq_size = order_base_2(param->tx_pending); if (log_rq_size == priv->channels.params.log_rq_size && log_sq_size == priv->channels.params.log_sq_size) return 0; mutex_lock(&priv->state_lock); new_channels.params = priv->channels.params; new_channels.params.log_rq_size = log_rq_size; new_channels.params.log_sq_size = log_sq_size; if (!test_bit(MLX5E_STATE_OPENED, &priv->state)) { priv->channels.params = new_channels.params; goto unlock; } err = mlx5e_open_channels(priv, &new_channels); if (err) goto unlock; mlx5e_switch_priv_channels(priv, &new_channels, NULL); unlock: mutex_unlock(&priv->state_lock); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Amir Vadai18046.88%111.11%
Saeed Mahameed10627.60%444.44%
Eran Ben Elisha3910.16%111.11%
Erez Shitrit297.55%111.11%
Tariq Toukan164.17%111.11%
Achiad Shochat143.65%111.11%
Total384100.00%9100.00%


static int mlx5e_set_ringparam(struct net_device *dev, struct ethtool_ringparam *param) { struct mlx5e_priv *priv = netdev_priv(dev); return mlx5e_ethtool_set_ringparam(priv, param); }

Contributors

PersonTokensPropCommitsCommitProp
Amir Vadai2161.76%150.00%
Erez Shitrit1338.24%150.00%
Total34100.00%2100.00%


void mlx5e_ethtool_get_channels(struct mlx5e_priv *priv, struct ethtool_channels *ch) { ch->max_combined = priv->profile->max_nch(priv->mdev); ch->combined_count = priv->channels.params.num_channels; }

Contributors

PersonTokensPropCommitsCommitProp
Amir Vadai1638.10%120.00%
Erez Shitrit1433.33%120.00%
Achiad Shochat511.90%120.00%
Kamal Heib511.90%120.00%
Saeed Mahameed24.76%120.00%
Total42100.00%5100.00%


static void mlx5e_get_channels(struct net_device *dev, struct ethtool_channels *ch) { struct mlx5e_priv *priv = netdev_priv(dev); mlx5e_ethtool_get_channels(priv, ch); }

Contributors

PersonTokensPropCommitsCommitProp
Amir Vadai2369.70%150.00%
Erez Shitrit1030.30%150.00%
Total33100.00%2100.00%


int mlx5e_ethtool_set_channels(struct mlx5e_priv *priv, struct ethtool_channels *ch) { unsigned int count = ch->combined_count; struct mlx5e_channels new_channels = {}; bool arfs_enabled; int err = 0; if (!count) { netdev_info(priv->netdev, "%s: combined_count=0 not supported\n", __func__); return -EINVAL; } if (priv->channels.params.num_channels == count) return 0; mutex_lock(&priv->state_lock); new_channels.params = priv->channels.params; new_channels.params.num_channels = count; if (!netif_is_rxfh_configured(priv->netdev)) mlx5e_build_default_indir_rqt(new_channels.params.indirection_rqt, MLX5E_INDIR_RQT_SIZE, count); if (!test_bit(MLX5E_STATE_OPENED, &priv->state)) { priv->channels.params = new_channels.params; goto out; } /* Create fresh channels with new parameters */ err = mlx5e_open_channels(priv, &new_channels); if (err) goto out; arfs_enabled = priv->netdev->features & NETIF_F_NTUPLE; if (arfs_enabled) mlx5e_arfs_disable(priv); /* Switch to new channels, set new parameters and close old ones */ mlx5e_switch_priv_channels(priv, &new_channels, NULL); if (arfs_enabled) { err = mlx5e_arfs_enable(priv); if (err) netdev_err(priv->netdev, "%s: mlx5e_arfs_enable failed: %d\n", __func__, err); } out: mutex_unlock(&priv->state_lock); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Saeed Mahameed7731.82%333.33%
Amir Vadai7631.40%111.11%
Maor Gottlieb3916.12%111.11%
Erez Shitrit239.50%111.11%
Tariq Toukan114.55%111.11%
Inbar Karmy104.13%111.11%
Achiad Shochat62.48%111.11%
Total242100.00%9100.00%


static int mlx5e_set_channels(struct net_device *dev, struct ethtool_channels *ch) { struct mlx5e_priv *priv = netdev_priv(dev); return mlx5e_ethtool_set_channels(priv, ch); }

Contributors

PersonTokensPropCommitsCommitProp
Amir Vadai2058.82%150.00%
Erez Shitrit1441.18%150.00%
Total34100.00%2100.00%


int mlx5e_ethtool_get_coalesce(struct mlx5e_priv *priv, struct ethtool_coalesce *coal) { if (!MLX5_CAP_GEN(priv->mdev, cq_moderation)) return -EOPNOTSUPP; coal->rx_coalesce_usecs = priv->channels.params.rx_cq_moderation.usec; coal->rx_max_coalesced_frames = priv->channels.params.rx_cq_moderation.pkts; coal->tx_coalesce_usecs = priv->channels.params.tx_cq_moderation.usec; coal->tx_max_coalesced_frames = priv->channels.params.tx_cq_moderation.pkts; coal->use_adaptive_rx_coalesce = priv->channels.params.rx_dim_enabled; return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Amir Vadai4039.22%112.50%
Gal Pressman1514.71%112.50%
Erez Shitrit1413.73%112.50%
Tariq Toukan1211.76%112.50%
Saeed Mahameed109.80%112.50%
Gil Rockah98.82%112.50%
Or Gerlitz10.98%112.50%
Andy Gospodarek10.98%112.50%
Total102100.00%8100.00%


static int mlx5e_get_coalesce(struct net_device *netdev, struct ethtool_coalesce *coal) { struct mlx5e_priv *priv = netdev_priv(netdev); return mlx5e_ethtool_get_coalesce(priv, coal); }

Contributors

PersonTokensPropCommitsCommitProp
Erez Shitrit34100.00%1100.00%
Total34100.00%1100.00%

#define MLX5E_MAX_COAL_TIME MLX5_MAX_CQ_PERIOD #define MLX5E_MAX_COAL_FRAMES MLX5_MAX_CQ_COUNT
static void mlx5e_set_priv_channels_coalesce(struct mlx5e_priv *priv, struct ethtool_coalesce *coal) { struct mlx5_core_dev *mdev = priv->mdev; int tc; int i; for (i = 0; i < priv->channels.num; ++i) { struct mlx5e_channel *c = priv->channels.c[i]; for (tc = 0; tc < c->num_tc; tc++) { mlx5_core_modify_cq_moderation(mdev, &c->sq[tc].cq.mcq, coal->tx_coalesce_usecs, coal->tx_max_coalesced_frames); } mlx5_core_modify_cq_moderation(mdev, &c->rq.cq.mcq, coal->rx_coalesce_usecs, coal->rx_max_coalesced_frames); } }

Contributors

PersonTokensPropCommitsCommitProp
Saeed Mahameed128100.00%1100.00%
Total128100.00%1100.00%


int mlx5e_ethtool_set_coalesce(struct mlx5e_priv *priv, struct ethtool_coalesce *coal) { struct mlx5_core_dev *mdev = priv->mdev; struct mlx5e_channels new_channels = {}; int err = 0; bool reset; if (!MLX5_CAP_GEN(mdev, cq_moderation)) return -EOPNOTSUPP; if (coal->tx_coalesce_usecs > MLX5E_MAX_COAL_TIME || coal->rx_coalesce_usecs > MLX5E_MAX_COAL_TIME) { netdev_info(priv->netdev, "%s: maximum coalesce time supported is %lu usecs\n", __func__, MLX5E_MAX_COAL_TIME); return -ERANGE; } if (coal->tx_max_coalesced_frames > MLX5E_MAX_COAL_FRAMES || coal->rx_max_coalesced_frames > MLX5E_MAX_COAL_FRAMES) { netdev_info(priv->netdev, "%s: maximum coalesced frames supported is %lu\n", __func__, MLX5E_MAX_COAL_FRAMES); return -ERANGE; } mutex_lock(&priv->state_lock); new_channels.params = priv->channels.params; new_channels.params.tx_cq_moderation.usec = coal->tx_coalesce_usecs; new_channels.params.tx_cq_moderation.pkts = coal->tx_max_coalesced_frames; new_channels.params.rx_cq_moderation.usec = coal->rx_coalesce_usecs; new_channels.params.rx_cq_moderation.pkts = coal->rx_max_coalesced_frames; new_channels.params.rx_dim_enabled = !!coal->use_adaptive_rx_coalesce; if (!test_bit(MLX5E_STATE_OPENED, &priv->state)) { priv->channels.params = new_channels.params; goto out; } /* we are opened */ reset = !!coal->use_adaptive_rx_coalesce != priv->channels.params.rx_dim_enabled; if (!reset) { mlx5e_set_priv_channels_coalesce(priv, coal); priv->channels.params = new_channels.params; goto out; } /* open fresh channels with new coal parameters */ err = mlx5e_open_channels(priv, &new_channels); if (err) goto out; mlx5e_switch_priv_channels(priv, &new_channels, NULL); out: mutex_unlock(&priv->state_lock); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Saeed Mahameed10132.69%430.77%
Amir Vadai6922.33%17.69%
Moshe Shemesh6621.36%17.69%
Gal Pressman3611.65%215.38%
Gil Rockah196.15%17.69%
Tariq Toukan123.88%17.69%
Erez Shitrit30.97%17.69%
Andy Gospodarek20.65%17.69%
Or Gerlitz10.32%17.69%
Total309100.00%13100.00%


static int mlx5e_set_coalesce(struct net_device *netdev, struct ethtool_coalesce *coal) { struct mlx5e_priv *priv = netdev_priv(netdev); return mlx5e_ethtool_set_coalesce(priv, coal); }

Contributors

PersonTokensPropCommitsCommitProp
Erez Shitrit34100.00%1100.00%
Total34100.00%1100.00%


static void ptys2ethtool_supported_link(unsigned long *supported_modes, u32 eth_proto_cap) { unsigned long proto_cap = eth_proto_cap; int proto; for_each_set_bit(proto, &proto_cap, MLX5E_LINK_MODES_NUMBER) bitmap_or(supported_modes, supported_modes, ptys2ethtool_table[proto].supported, __ETHTOOL_LINK_MODE_MASK_NBITS); }

Contributors

PersonTokensPropCommitsCommitProp
Gal Pressman3165.96%266.67%
Amir Vadai1634.04%133.33%
Total47100.00%3100.00%


static void ptys2ethtool_adver_link(unsigned long *advertising_modes, u32 eth_proto_cap) { unsigned long proto_cap = eth_proto_cap; int proto; for_each_set_bit(proto, &proto_cap, MLX5E_LINK_MODES_NUMBER) bitmap_or(advertising_modes, advertising_modes, ptys2ethtool_table[proto].advertised, __ETHTOOL_LINK_MODE_MASK_NBITS); }

Contributors

PersonTokensPropCommitsCommitProp
Gal Pressman2859.57%266.67%
Amir Vadai1940.43%133.33%
Total47100.00%3100.00%


static void ptys2ethtool_supported_advertised_port(struct ethtool_link_ksettings *link_ksettings, u32 eth_proto_cap, u8 connector_type) { if (!connector_type || connector_type >= MLX5E_CONNECTOR_TYPE_NUMBER) { if (eth_proto_cap & (MLX5E_PROT_MASK(MLX5E_10GBASE_CR) | MLX5E_PROT_MASK(MLX5E_10GBASE_SR) | MLX5E_PROT_MASK(MLX5E_40GBASE_CR4) | MLX5E_PROT_MASK(MLX5E_40GBASE_SR4) | MLX5E_PROT_MASK(MLX5E_100GBASE_SR4) | MLX5E_PROT_MASK(MLX5E_1000BASE_CX_SGMII))) { ethtool_link_ksettings_add_link_mode(link_ksettings, supported, FIBRE); ethtool_link_ksettings_add_link_mode(link_ksettings, advertising, FIBRE); } if (eth_proto_cap & (MLX5E_PROT_MASK(MLX5E_100GBASE_KR4) | MLX5E_PROT_MASK(MLX5E_40GBASE_KR4) | MLX5E_PROT_MASK(MLX5E_10GBASE_KR) | MLX5E_PROT_MASK(MLX5E_10GBASE_KX4) | MLX5E_PROT_MASK(MLX5E_1000BASE_KX))) { ethtool_link_ksettings_add_link_mode(link_ksettings, supported, Backplane); ethtool_link_ksettings_add_link_mode(link_ksettings, advertising, Backplane); } return; } switch (connector_type) { case MLX5E_PORT_TP: ethtool_link_ksettings_add_link_mode(link_ksettings, supported, TP); ethtool_link_ksettings_add_link_mode(link_ksettings, advertising, TP); break; case MLX5E_PORT_AUI: ethtool_link_ksettings_add_link_mode(link_ksettings, supported, AUI); ethtool_link_ksettings_add_link_mode(link_ksettings, advertising, AUI); break; case MLX5E_PORT_BNC: ethtool_link_ksettings_add_link_mode(link_ksettings, supported, BNC); ethtool_link_ksettings_add_link_mode(link_ksettings, advertising, BNC); break; case MLX5E_PORT_MII: ethtool_link_ksettings_add_link_mode(link_ksettings, supported, MII); ethtool_link_ksettings_add_link_mode(link_ksettings, advertising, MII); break; case MLX5E_PORT_FIBRE: ethtool_link_ksettings_add_link_mode(link_ksettings, supported, FIBRE); ethtool_link_ksettings_add_link_mode(link_ksettings, advertising, FIBRE); break; case MLX5E_PORT_DA: ethtool_link_ksettings_add_link_mode(link_ksettings, supported, Backplane); ethtool_link_ksettings_add_link_mode(link_ksettings, advertising, Backplane); break; case MLX5E_PORT_NONE: case MLX5E_PORT_OTHER: default: break; } }

Contributors

PersonTokensPropCommitsCommitProp
Eran Ben Elisha18063.83%133.33%
Amir Vadai7827.66%133.33%
Gal Pressman248.51%133.33%
Total282100.00%3100.00%


int mlx5e_get_max_linkspeed(struct mlx5_core_dev *mdev, u32 *speed) { u32 max_speed = 0; u32 proto_cap; int err; int i; err = mlx5_query_port_proto_cap(mdev, &proto_cap, MLX5_PTYS_EN); if (err) return err; for (i = 0; i < MLX5E_LINK_MODES_NUMBER; ++i) if (proto_cap & MLX5E_PROT_MASK(i)) max_speed = max(max_speed, ptys2ethtool_table[i].speed); *speed = max_speed; return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Saeed Mahameed91100.00%1100.00%
Total91100.00%1100.00%


static void get_speed_duplex(struct net_device *netdev, u32 eth_proto_oper, struct ethtool_link_ksettings *link_ksettings) { int i; u32 speed = SPEED_UNKNOWN; u8 duplex = DUPLEX_UNKNOWN; if (!netif_carrier_ok(netdev)) goto out; for (i = 0; i < MLX5E_LINK_MODES_NUMBER; ++i) { if (eth_proto_oper & MLX5E_PROT_MASK(i)) { speed = ptys2ethtool_table[i].speed; duplex = DUPLEX_FULL; break; } } out: link_ksettings->base.speed = speed; link_ksettings->base.duplex = duplex; }

Contributors

PersonTokensPropCommitsCommitProp
Amir Vadai9089.11%150.00%
Gal Pressman1110.89%150.00%
Total101100.00%2100.00%


static void get_supported(u32 eth_proto_cap, struct ethtool_link_ksettings *link_ksettings) { unsigned long *supported = link_ksettings->link_modes.supported; ptys2ethtool_supported_link(supported, eth_proto_cap); ethtool_link_ksettings_add_link_mode(link_ksettings, supported, Pause); }

Contributors

PersonTokensPropCommitsCommitProp
Gal Pressman2356.10%150.00%
Amir Vadai1843.90%150.00%
Total41100.00%2100.00%


static void get_advertising(u32 eth_proto_cap, u8 tx_pause, u8 rx_pause, struct ethtool_link_ksettings *link_ksettings) { unsigned long *advertising = link_ksettings->link_modes.advertising; ptys2ethtool_adver_link(advertising, eth_proto_cap); if (rx_pause) ethtool_link_ksettings_add_link_mode(link_ksettings, advertising, Pause); if (tx_pause ^ rx_pause) ethtool_link_ksettings_add_link_mode(link_ksettings, advertising, Asym_Pause); }

Contributors

PersonTokensPropCommitsCommitProp
Gal Pressman3857.58%266.67%
Amir Vadai2842.42%133.33%
Total66100.00%3100.00%

static int ptys2connector_type[MLX5E_CONNECTOR_TYPE_NUMBER] = { [MLX5E_PORT_UNKNOWN] = PORT_OTHER, [MLX5E_PORT_NONE] = PORT_NONE, [MLX5E_PORT_TP] = PORT_TP, [MLX5E_PORT_AUI] = PORT_AUI, [MLX5E_PORT_BNC] = PORT_BNC, [MLX5E_PORT_MII] = PORT_MII, [MLX5E_PORT_FIBRE] = PORT_FIBRE, [MLX5E_PORT_DA] = PORT_DA, [MLX5E_PORT_OTHER] = PORT_OTHER, };
static u8 get_connector_port(u32 eth_proto, u8 connector_type) { if (connector_type && connector_type < MLX5E_CONNECTOR_TYPE_NUMBER) return ptys2connector_type[connector_type]; if (eth_proto & (MLX5E_PROT_MASK(MLX5E_10GBASE_SR) | MLX5E_PROT_MASK(MLX5E_40GBASE_SR4) | MLX5E_PROT_MASK(MLX5E_100GBASE_SR4) | MLX5E_PROT_MASK(MLX5E_1000BASE_CX_SGMII))) { return PORT_FIBRE; } if (eth_proto & (MLX5E_PROT_MASK(MLX5E_40GBASE_CR4) | MLX5E_PROT_MASK(MLX5E_10GBASE_CR) | MLX5E_PROT_MASK(MLX5E_100GBASE_CR4))) { return PORT_DA; } if (eth_proto & (MLX5E_PROT_MASK(MLX5E_10GBASE_KX4) | MLX5E_PROT_MASK(MLX5E_10GBASE_KR) | MLX5E_PROT_MASK(MLX5E_40GBASE_KR4) | MLX5E_PROT_MASK(MLX5E_100GBASE_KR4))) { return PORT_NONE; } return PORT_OTHER; }

Contributors

PersonTokensPropCommitsCommitProp
Amir Vadai10085.47%150.00%
Eran Ben Elisha1714.53%150.00%
Total117100.00%2100.00%


static void get_lp_advertising(u32 eth_proto_lp, struct ethtool_link_ksettings *link_ksettings) { unsigned long *lp_advertising = link_ksettings->link_modes.lp_advertising; ptys2ethtool_adver_link(lp_advertising, eth_proto_lp); }

Contributors

PersonTokensPropCommitsCommitProp
Amir Vadai1753.12%150.00%
Gal Pressman1546.88%150.00%
Total32100.00%2100.00%


static int mlx5e_get_link_ksettings(struct net_device *netdev, struct ethtool_link_ksettings *link_ksettings) { struct mlx5e_priv *priv = netdev_priv(netdev); struct mlx5_core_dev *mdev = priv->mdev; u32 out[MLX5_ST_SZ_DW(ptys_reg)] = {0}; u32 rx_pause = 0; u32 tx_pause = 0; u32 eth_proto_cap; u32 eth_proto_admin; u32 eth_proto_lp; u32 eth_proto_oper; u8 an_disable_admin; u8 an_status; u8 connector_type; int err; err = mlx5_query_port_ptys(mdev, out, sizeof(out), MLX5_PTYS_EN, 1); if (err) { netdev_err(netdev, "%s: query port ptys failed: %d\n", __func__, err); goto err_query_ptys; } eth_proto_cap = MLX5_GET(ptys_reg, out, eth_proto_capability); eth_proto_admin = MLX5_GET(ptys_reg, out, eth_proto_admin); eth_proto_oper = MLX5_GET(ptys_reg, out, eth_proto_oper); eth_proto_lp = MLX5_GET(ptys_reg, out, eth_proto_lp_advertise); an_disable_admin = MLX5_GET(ptys_reg, out, an_disable_admin); an_status = MLX5_GET(ptys_reg, out, an_status); connector_type = MLX5_GET(ptys_reg, out, connector_type); mlx5_query_port_pause(mdev, &rx_pause, &tx_pause); ethtool_link_ksettings_zero_link_mode(link_ksettings, supported); ethtool_link_ksettings_zero_link_mode(link_ksettings, advertising); get_supported(eth_proto_cap, link_ksettings); get_advertising(eth_proto_admin, tx_pause, rx_pause, link_ksettings); get_speed_duplex(netdev, eth_proto_oper, link_ksettings); eth_proto_oper = eth_proto_oper ? eth_proto_oper : eth_proto_cap; link_ksettings->base.port = get_connector_port(eth_proto_oper, connector_type); ptys2ethtool_supported_advertised_port(link_ksettings, eth_proto_admin, connector_type); get_lp_advertising(eth_proto_lp, link_ksettings); if (an_status == MLX5_AN_COMPLETE) ethtool_link_ksettings_add_link_mode(link_ksettings, lp_advertising, Autoneg); link_ksettings->base.autoneg = an_disable_admin ? AUTONEG_DISABLE : AUTONEG_ENABLE; ethtool_link_ksettings_add_link_mode(link_ksettings, supported, Autoneg); if (!an_disable_admin) ethtool_link_ksettings_add_link_mode(link_ksettings, advertising, Autoneg); err_query_ptys: return err; }

Contributors

PersonTokensPropCommitsCommitProp
Amir Vadai18955.43%112.50%
Gal Pressman12135.48%337.50%
Eran Ben Elisha257.33%225.00%
Saeed Mahameed41.17%112.50%
Majd Dibbiny20.59%112.50%
Total341100.00%8100.00%


static u32 mlx5e_ethtool2ptys_adver_link(const unsigned long *link_modes) { u32 i, ptys_modes = 0; for (i = 0; i < MLX5E_LINK_MODES_NUMBER; ++i) { if (bitmap_intersects(ptys2ethtool_table[i].advertised, link_modes, __ETHTOOL_LINK_MODE_MASK_NBITS)) ptys_modes |= MLX5E_PROT_MASK(i); } return ptys_modes; }

Contributors

PersonTokensPropCommitsCommitProp
Amir Vadai5083.33%150.00%
Gal Pressman1016.67%150.00%
Total60100.00%2100.00%


static u32 mlx5e_ethtool2ptys_speed_link(u32 speed) { u32 i, speed_links = 0; for (i = 0; i < MLX5E_LINK_MODES_NUMBER; ++i) { if (ptys2ethtool_table[i].speed == speed) speed_links |= MLX5E_PROT_MASK(i); } return speed_links; }

Contributors

PersonTokensPropCommitsCommitProp
Amir Vadai52100.00%1100.00%
Total52100.00%1100.00%


static int mlx5e_set_link_ksettings(struct net_device *netdev, const struct ethtool_link_ksettings *link_ksettings) { struct mlx5e_priv *priv = netdev_priv(netdev); struct mlx5_core_dev *mdev = priv->mdev; u32 eth_proto_cap, eth_proto_admin; bool an_changes = false; u8 an_disable_admin; u8 an_disable_cap; bool an_disable; u32 link_modes; u8 an_status; u32 speed; int err; speed = link_ksettings->base.speed; link_modes = link_ksettings->base.autoneg == AUTONEG_ENABLE ? mlx5e_ethtool2ptys_adver_link(link_ksettings->link_modes.advertising) : mlx5e_ethtool2ptys_speed_link(speed); err = mlx5_query_port_proto_cap(mdev, &eth_proto_cap, MLX5_PTYS_EN); if (err) { netdev_err(netdev, "%s: query port eth proto cap failed: %d\n", __func__, err); goto out; } link_modes = link_modes & eth_proto_cap; if (!link_modes) { netdev_err(netdev, "%s: Not supported link mode(s) requested", __func__); err = -EINVAL; goto out; } err = mlx5_query_port_proto_admin(mdev, &eth_proto_admin, MLX5_PTYS_EN); if (err) { netdev_err(netdev, "%s: query port eth proto admin failed: %d\n", __func__, err); goto out; } mlx5_query_port_autoneg(mdev, MLX5_PTYS_EN, &an_status, &an_disable_cap, &an_disable_admin); an_disable = link_ksettings->base.autoneg == AUTONEG_DISABLE; an_changes = ((!an_disable && an_disable_admin) || (an_disable && !an_disable_admin)); if (!an_changes && link_modes == eth_proto_admin) goto out; mlx5_set_port_ptys(mdev, an_disable, link_modes, MLX5_PTYS_EN); mlx5_toggle_port_link(mdev); out: return err; }

Contributors

PersonTokensPropCommitsCommitProp
Amir Vadai17966.30%120.00%
Gal Pressman8832.59%360.00%
Achiad Shochat31.11%120.00%
Total270100.00%5100.00%


static u32 mlx5e_get_rxfh_key_size(struct net_device *netdev) { struct mlx5e_priv *priv = netdev_priv(netdev); return sizeof(priv->channels.params.toeplitz_hash_key); }

Contributors

PersonTokensPropCommitsCommitProp
Achiad Shochat3193.94%150.00%
Saeed Mahameed26.06%150.00%
Total33100.00%2100.00%


static u32 mlx5e_get_rxfh_indir_size(struct net_device *netdev) { return MLX5E_INDIR_RQT_SIZE; }

Contributors

PersonTokensPropCommitsCommitProp
Achiad Shochat14100.00%1100.00%
Total14100.00%1100.00%


static int mlx5e_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, u8 *hfunc) { struct mlx5e_priv *priv = netdev_priv(netdev); if (indir) memcpy(indir, priv->channels.params.indirection_rqt, sizeof(priv->channels.params.indirection_rqt)); if (key) memcpy(key, priv->channels.params.toeplitz_hash_key, sizeof(priv->channels.params.toeplitz_hash_key)); if (hfunc) *hfunc = priv->channels.params.rss_hfunc; return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Saeed Mahameed5955.14%266.67%
Achiad Shochat4844.86%133.33%
Total107100.00%3100.00%


static void mlx5e_modify_tirs_hash(struct mlx5e_priv *priv, void *in, int inlen) { void *tirc = MLX5_ADDR_OF(modify_tir_in, in, ctx); struct mlx5_core_dev *mdev = priv->mdev; int ctxlen = MLX5_ST_SZ_BYTES(tirc); int tt; MLX5_SET(modify_tir_in, in, bitmask.hash, 1); for (tt = 0; tt < MLX5E_NUM_INDIR_TIRS; tt++) { memset(tirc, 0, ctxlen); mlx5e_build_indir_tir_ctx_hash(&priv->channels.params, tt, tirc, false); mlx5_core_modify_tir(mdev, priv->indir_tir[tt].tirn, in, inlen); } if (!mlx5e_tunnel_inner_ft_supported(priv->mdev)) return; for (tt = 0; tt < MLX5E_NUM_INDIR_TIRS; tt++) { memset(tirc, 0, ctxlen); mlx5e_build_indir_tir_ctx_hash(&priv->channels.params, tt, tirc, true); mlx5_core_modify_tir(mdev, priv->inner_indir_tir[tt].tirn, in, inlen); } }

Contributors

PersonTokensPropCommitsCommitProp
Gal Pressman11057.59%233.33%
Tariq Toukan7137.17%233.33%
Saeed Mahameed73.66%116.67%
Hadar Hen Zion31.57%116.67%
Total191100.00%6100.00%


static int mlx5e_set_rxfh(struct net_device *dev, const u32 *indir, const u8 *key, const u8 hfunc) { struct mlx5e_priv *priv = netdev_priv(dev); int inlen = MLX5_ST_SZ_BYTES(modify_tir_in); bool hash_changed = false; void *in; if ((hfunc != ETH_RSS_HASH_NO_CHANGE) && (hfunc != ETH_RSS_HASH_XOR) && (hfunc != ETH_RSS_HASH_TOP)) return -EINVAL; in = kvzalloc(inlen, GFP_KERNEL); if (!in) return -ENOMEM; mutex_lock(&priv->state_lock); if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != priv->channels.params.rss_hfunc) { priv->channels.params.rss_hfunc = hfunc; hash_changed = true; } if (indir) { memcpy(priv->channels.params.indirection_rqt, indir, sizeof(priv->channels.params.indirection_rqt)); if (test_bit(MLX5E_STATE_OPENED, &priv->state)) { u32 rqtn = priv->indir_rqt.rqtn; struct mlx5e_redirect_rqt_param rrp = { .is_rss = true, { .rss = { .hfunc = priv->channels.params.rss_hfunc, .channels = &priv->channels, }, }, }; mlx5e_redirect_rqt(priv, rqtn, MLX5E_INDIR_RQT_SIZE, rrp); } } if (key) { memcpy(priv->channels.params.toeplitz_hash_key, key, sizeof(priv->channels.params.toeplitz_hash_key)); hash_changed = hash_changed || priv->channels.params.rss_hfunc == ETH_RSS_HASH_TOP; } if (hash_changed) mlx5e_modify_tirs_hash(priv, in, inlen); mutex_unlock(&priv->state_lock); kvfree(in); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Saeed Mahameed17255.84%327.27%
Achiad Shochat5718.51%218.18%
Tariq Toukan3812.34%218.18%
Gal Pressman3110.06%19.09%
Andrew Morton61.95%19.09%
Leon Romanovsky30.97%19.09%
Hadar Hen Zion10.32%19.09%
Total308100.00%11100.00%


static int mlx5e_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *info, u32 *rule_locs) { struct mlx5e_priv *priv = netdev_priv(netdev); int err = 0; switch (info->cmd) { case ETHTOOL_GRXRINGS: info->data = priv->channels.params.num_channels; break; case ETHTOOL_GRXCLSRLCNT: info->rule_cnt = priv->fs.ethtool.tot_num_rules; break; case ETHTOOL_GRXCLSRULE: err = mlx5e_ethtool_get_flow(priv, info, info->fs.location); break; case ETHTOOL_GRXCLSRLALL: err = mlx5e_ethtool_get_all_flows(priv, info, rule_locs); break; default: err = -EOPNOTSUPP; break; } return err; }

Contributors

PersonTokensPropCommitsCommitProp
Achiad Shochat6756.30%133.33%
Maor Gottlieb5042.02%133.33%
Saeed Mahameed21.68%133.33%
Total119100.00%3100.00%


static int mlx5e_get_tunable(struct net_device *dev, const struct ethtool_tunable *tuna, void *data) { const struct mlx5e_priv *priv = netdev_priv(dev); int err = 0; switch (tuna->id) { case ETHTOOL_TX_COPYBREAK: *(u32 *)data = priv->channels.params.tx_max_inline; break; default: err = -EINVAL; break; } return err; }

Contributors

PersonTokensPropCommitsCommitProp
Achiad Shochat7297.30%150.00%
Saeed Mahameed22.70%150.00%
Total74100.00%2100.00%


static int mlx5e_set_tunable(struct net_device *dev, const struct ethtool_tunable *tuna, const void *data) { struct mlx5e_priv *priv = netdev_priv(dev); struct mlx5_core_dev *mdev = priv->mdev; struct mlx5e_channels new_channels = {}; int err = 0; u32 val; mutex_lock(&priv->state_lock); switch (tuna->id) { case ETHTOOL_TX_COPYBREAK: val = *(u32 *)data; if (val > mlx5e_get_max_inline_cap(mdev)) { err = -EINVAL; break; } new_channels.params = priv->channels.params; new_channels.params.tx_max_inline = val; if (!test_bit(MLX5E_STATE_OPENED, &priv->state)) { priv->channels.params = new_channels.params; break; } err = mlx5e_open_channels(priv, &new_channels); if (err) break; mlx5e_switch_priv_channels(priv, &new_channels, NULL); break; default: err = -EINVAL; break; } mutex_unlock(&priv->state_lock); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Achiad Shochat12365.43%240.00%
Saeed Mahameed6534.57%360.00%
Total188100.00%5100.00%


static void mlx5e_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pauseparam) { struct mlx5e_priv *priv = netdev_priv(netdev); struct mlx5_core_dev *mdev = priv->mdev; int err; err = mlx5_query_port_pause(mdev, &pauseparam->rx_pause, &pauseparam->tx_pause); if (err) { netdev_err(netdev, "%s: mlx5_query_port_pause failed:0x%x\n", __func__, err); } }

Contributors

PersonTokensPropCommitsCommitProp
Achiad Shochat72100.00%1100.00%
Total72100.00%1100.00%


static int mlx5e_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pauseparam) { struct mlx5e_priv *priv = netdev_priv(netdev); struct mlx5_core_dev *mdev = priv->mdev; int err; if (pauseparam->autoneg) return -EINVAL; err = mlx5_set_port_pause(mdev, pauseparam->rx_pause ? 1 : 0, pauseparam->tx_pause ? 1 : 0); if (err) { netdev_err(netdev, "%s: mlx5_set_port_pause failed:0x%x\n", __func__, err); } return err; }

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PersonTokensPropCommitsCommitProp
Achiad Shochat91100.00%1100.00%
Total91100.00%1100.00%


int mlx5e_ethtool_get_ts_info(struct mlx5e_priv *priv, struct ethtool_ts_info *info) { struct mlx5_core_dev *mdev = priv->mdev; int ret; ret = ethtool_op_get_ts_info(priv->netdev, info); if (ret) return ret; info->phc_index = mdev->clock.ptp ? ptp_clock_index(mdev->clock.ptp) : -1; if (!MLX5_CAP_GEN(priv->mdev, device_frequency_khz)) return 0; info->so_timestamping |= SOF_TIMESTAMPING_TX_HARDWARE | SOF_TIMESTAMPING_RX_HARDWARE | SOF_TIMESTAMPING_RAW_HARDWARE; info->tx_types = BIT(HWTSTAMP_TX_OFF) | BIT(HWTSTAMP_TX_ON); info->rx_filters = BIT(HWTSTAMP_FILTER_NONE) | BIT(HWTSTAMP_FILTER_ALL); return 0; }

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PersonTokensPropCommitsCommitProp
Eran Ben Elisha10081.30%240.00%
Feras Daoud1915.45%240.00%
Maor Dickman43.25%120.00%
Total123100.00%5100.00%


static int mlx5e_get_ts_info(struct net_device *dev, struct ethtool_ts_info *info) { struct mlx5e_priv *priv = netdev_priv(dev); return mlx5e_ethtool_get_ts_info(priv, info); }

Contributors

PersonTokensPropCommitsCommitProp
Feras Daoud34100.00%1100.00%
Total34100.00%1100.00%


static __u32 mlx5e_get_wol_supported(struct mlx5_core_dev *mdev) { __u32 ret = 0; if (MLX5_CAP_GEN(mdev, wol_g)) ret |= WAKE_MAGIC; if (MLX5_CAP_GEN(mdev, wol_s)) ret |= WAKE_MAGICSECURE; if (MLX5_CAP_GEN(mdev, wol_a)) ret |= WAKE_ARP; if (MLX5_CAP_GEN(mdev, wol_b)) ret |= WAKE_BCAST; if (MLX5_CAP_GEN(mdev, wol_m)) ret |= WAKE_MCAST; if (MLX5_CAP_GEN(mdev, wol_u)) ret |= WAKE_UCAST; if (MLX5_CAP_GEN(mdev, wol_p)) ret |= WAKE_PHY; return ret; }

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PersonTokensPropCommitsCommitProp
Tariq Toukan110100.00%1100.00%
Total110100.00%1100.00%


static __u32 mlx5e_refomrat_wol_mode_mlx5_to_linux(u8 mode) { __u32 ret = 0; if (mode & MLX5_WOL_MAGIC) ret |= WAKE_MAGIC; if (mode & MLX5_WOL_SECURED_MAGIC) ret |= WAKE_MAGICSECURE; if (mode & MLX5_WOL_ARP) ret |= WAKE_ARP; if (mode & MLX5_WOL_BROADCAST) ret |= WAKE_BCAST; if (mode & MLX5_WOL_MULTICAST) ret |= WAKE_MCAST; if (mode & MLX5_WOL_UNICAST) ret |= WAKE_UCAST; if (mode & MLX5_WOL_PHY_ACTIVITY) ret |= WAKE_PHY; return ret; }

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PersonTokensPropCommitsCommitProp
Tariq Toukan87100.00%1100.00%
Total87100.00%1100.00%


static u8 mlx5e_refomrat_wol_mode_linux_to_mlx5(__u32 mode) { u8 ret = 0; if (mode & WAKE_MAGIC) ret |= MLX5_WOL_MAGIC; if (mode & WAKE_MAGICSECURE) ret |= MLX5_WOL_SECURED_MAGIC; if (mode & WAKE_ARP) ret |= MLX5_WOL_ARP; if (mode & WAKE_BCAST) ret |= MLX5_WOL_BROADCAST; if (mode & WAKE_MCAST) ret |= MLX5_WOL_MULTICAST; if (mode & WAKE_UCAST) ret |= MLX5_WOL_UNICAST; if (mode & WAKE_PHY) ret |= MLX5_WOL_PHY_ACTIVITY; return ret; }

Contributors

PersonTokensPropCommitsCommitProp
Tariq Toukan87100.00%1100.00%
Total87100.00%1100.00%


static void mlx5e_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) { struct mlx5e_priv *priv = netdev_priv(netdev); struct mlx5_core_dev *mdev = priv->mdev; u8 mlx5_wol_mode; int err; memset(wol, 0, sizeof(*wol)); wol->supported = mlx5e_get_wol_supported(mdev); if (!wol->supported) return; err = mlx5_query_port_wol(mdev, &mlx5_wol_mode); if (err) return; wol->wolopts = mlx5e_refomrat_wol_mode_mlx5_to_linux(mlx5_wol_mode); }

Contributors

PersonTokensPropCommitsCommitProp
Tariq Toukan95100.00%1100.00%
Total95100.00%1100.00%


static int mlx5e_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) { struct mlx5e_priv *priv = netdev_priv(netdev); struct mlx5_core_dev *mdev = priv->mdev; __u32 wol_supported = mlx5e_get_wol_supported(mdev); u32 mlx5_wol_mode; if (!wol_supported) return -EOPNOTSUPP; if (wol->wolopts & ~wol_supported) return -EINVAL; mlx5_wol_mode = mlx5e_refomrat_wol_mode_linux_to_mlx5(wol->wolopts); return mlx5_set_port_wol(mdev, mlx5_wol_mode); }

Contributors

PersonTokensPropCommitsCommitProp
Tariq Toukan8498.82%150.00%
Or Gerlitz11.18%150.00%
Total85100.00%2100.00%


static u32 mlx5e_get_msglevel(struct net_device *dev) { return ((struct mlx5e_priv *)netdev_priv(dev))->msglevel; }

Contributors

PersonTokensPropCommitsCommitProp
Gal Pressman26100.00%1100.00%
Total26100.00%1100.00%


static void mlx5e_set_msglevel(struct net_device *dev, u32 val) { ((struct mlx5e_priv *)netdev_priv(dev))->msglevel = val; }

Contributors

PersonTokensPropCommitsCommitProp
Gal Pressman30100.00%1100.00%
Total30100.00%1100.00%


static int mlx5e_set_phys_id(struct net_device *dev, enum ethtool_phys_id_state state) { struct mlx5e_priv *priv = netdev_priv(dev); struct mlx5_core_dev *mdev = priv->mdev; u16 beacon_duration; if (!MLX5_CAP_GEN(mdev, beacon_led)) return -EOPNOTSUPP; switch (state) { case ETHTOOL_ID_ACTIVE: beacon_duration = MLX5_BEACON_DURATION_INF; break; case ETHTOOL_ID_INACTIVE: beacon_duration = MLX5_BEACON_DURATION_OFF; break; default: return -EOPNOTSUPP; } return mlx5_set_port_beacon(mdev, beacon_duration); }

Contributors

PersonTokensPropCommitsCommitProp
Gal Pressman86100.00%1100.00%
Total86100.00%1100.00%


static int mlx5e_get_module_info(struct net_device *netdev, struct ethtool_modinfo *modinfo) { struct mlx5e_priv *priv = netdev_priv(netdev); struct mlx5_core_dev *dev = priv->mdev; int size_read = 0; u8 data[4]; size_read = mlx5_query_module_eeprom(dev, 0, 2, data); if (size_read < 2) return -EIO; /* data[0] = identifier byte */ switch (data[0]) { case MLX5_MODULE_ID_QSFP: modinfo->type = ETH_MODULE_SFF_8436; modinfo->eeprom_len = ETH_MODULE_SFF_8436_LEN; break; case MLX5_MODULE_ID_QSFP_PLUS: case MLX5_MODULE_ID_QSFP28: /* data[1] = revision id */ if (data[0] == MLX5_MODULE_ID_QSFP28 || data[1] >= 0x3) { modinfo->type = ETH_MODULE_SFF_8636; modinfo->eeprom_len = ETH_MODULE_SFF_8636_LEN; } else { modinfo->type = ETH_MODULE_SFF_8436; modinfo->eeprom_len = ETH_MODULE_SFF_8436_LEN; } break; case MLX5_MODULE_ID_SFP: modinfo->type = ETH_MODULE_SFF_8472; modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN; break; default: netdev_err(priv->netdev, "%s: cable type not recognized:0x%x\n", __func__, data[0]); return -EINVAL; } return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Gal Pressman188100.00%1100.00%
Total188100.00%1100.00%


static int mlx5e_get_module_eeprom(struct net_device *netdev, struct ethtool_eeprom *ee, u8 *data) { struct mlx5e_priv *priv = netdev_priv(netdev); struct mlx5_core_dev *mdev = priv->mdev; int offset = ee->offset; int size_read; int i = 0; if (!ee->len) return -EINVAL; memset(data, 0, ee->len); while (i < ee->len) { size_read = mlx5_query_module_eeprom(mdev, offset, ee->len - i, data + i); if (!size_read) /* Done reading */ return 0; if (size_read < 0) { netdev_err(priv->netdev, "%s: mlx5_query_eeprom failed:0x%x\n", __func__, size_read); return 0; } i += size_read; offset += size_read; } return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Gal Pressman149100.00%1100.00%
Total149100.00%1100.00%

typedef int (*mlx5e_pflag_handler)(struct net_device *netdev, bool enable);
static int set_pflag_cqe_based_moder(struct net_device *netdev, bool enable, bool is_rx_cq) { struct mlx5e_priv *priv = netdev_priv(netdev); struct mlx5_core_dev *mdev = priv->mdev; struct mlx5e_channels new_channels = {}; bool mode_changed; u8 cq_period_mode, current_cq_period_mode; int err = 0; cq_period_mode = enable ? MLX5_CQ_PERIOD_MODE_START_FROM_CQE : MLX5_CQ_PERIOD_MODE_START_FROM_EQE; current_cq_period_mode = is_rx_cq ? priv->channels.params.rx_cq_moderation.cq_period_mode : priv->channels.params.tx_cq_moderation.cq_period_mode; mode_changed = cq_period_mode != current_cq_period_mode; if (cq_period_mode == MLX5_CQ_PERIOD_MODE_START_FROM_CQE && !MLX5_CAP_GEN(mdev, cq_period_start_from_cqe)) return -EOPNOTSUPP; if (!mode_changed) return 0; new_channels.params = priv->channels.params; if (is_rx_cq) mlx5e_set_rx_cq_mode_params(&new_channels.params, cq_period_mode); else mlx5e_set_tx_cq_mode_params(&new_channels.params, cq_period_mode); if (!test_bit(MLX5E_STATE_OPENED, &priv->state)) { priv->channels.params = new_channels.params; return 0; } err = mlx5e_open_channels(priv, &new_channels); if (err) return err; mlx5e_switch_priv_channels(priv, &new_channels, NULL); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Tariq Toukan7836.79%114.29%
Saeed Mahameed6932.55%342.86%
Tal Gilboa4923.11%114.29%
Gal Pressman157.08%114.29%
Or Gerlitz10.47%114.29%
Total212100.00%7100.00%


static int set_pflag_tx_cqe_based_moder(struct net_device *netdev, bool enable) { return set_pflag_cqe_based_moder(netdev, enable, false); }

Contributors

PersonTokensPropCommitsCommitProp
Tal Gilboa24100.00%1100.00%
Total24100.00%1100.00%


static int set_pflag_rx_cqe_based_moder(struct net_device *netdev, bool enable) { return set_pflag_cqe_based_moder(netdev, enable, true); }

Contributors

PersonTokensPropCommitsCommitProp
Tal Gilboa24100.00%1100.00%
Total24100.00%1100.00%


int mlx5e_modify_rx_cqe_compression_locked(struct mlx5e_priv *priv, bool new_val) { bool curr_val = MLX5E_GET_PFLAG(&priv->channels.params, MLX5E_PFLAG_RX_CQE_COMPRESS); struct mlx5e_channels new_channels = {}; int err = 0; if (!MLX5_CAP_GEN(priv->mdev, cqe_compression)) return new_val ? -EOPNOTSUPP : 0; if (curr_val == new_val) return 0; new_channels.params = priv->channels.params; MLX5E_SET_PFLAG(&new_channels.params, MLX5E_PFLAG_RX_CQE_COMPRESS, new_val); new_channels.params.mpwqe_log_stride_sz = MLX5E_MPWQE_STRIDE_SZ(priv->mdev, new_val); new_channels.params.mpwqe_log_num_strides = MLX5_MPWRQ_LOG_WQE_SZ - new_channels.params.mpwqe_log_stride_sz; if (!test_bit(MLX5E_STATE_OPENED, &priv->state)) { priv->channels.params = new_channels.params; return 0; } err = mlx5e_open_channels(priv, &new_channels); if (err) return err; mlx5e_switch_priv_channels(priv, &new_channels, NULL); mlx5e_dbg(DRV, priv, "MLX5E: RxCqeCmprss was turned %s\n", MLX5E_GET_PFLAG(&priv->channels.params, MLX5E_PFLAG_RX_CQE_COMPRESS) ? "ON" : "OFF"); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Saeed Mahameed14270.30%350.00%
Eugenia Emantayev4120.30%116.67%
Tariq Toukan188.91%116.67%
Gal Pressman10.50%116.67%
Total202100.00%6100.00%


static int set_pflag_rx_cqe_compress(struct net_device *netdev, bool enable) { struct mlx5e_priv *priv = netdev_priv(netdev); struct mlx5_core_dev *mdev = priv->mdev; if (!MLX5_CAP_GEN(mdev, cqe_compression)) return -EOPNOTSUPP; if (enable && priv->tstamp.rx_filter != HWTSTAMP_FILTER_NONE) { netdev_err(netdev, "Can't enable cqe compression while timestamping is enabled.\n"); return -EINVAL; } mlx5e_modify_rx_cqe_compression_locked(priv, enable); priv->channels.params.rx_cqe_compress_def = enable; return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Shaker Daibes8996.74%250.00%
Saeed Mahameed22.17%125.00%
Or Gerlitz11.09%125.00%
Total92100.00%4100.00%


static int mlx5e_handle_pflag(struct net_device *netdev, u32 wanted_flags, enum mlx5e_priv_flag flag, mlx5e_pflag_handler pflag_handler) { struct mlx5e_priv *priv = netdev_priv(netdev); bool enable = !!(wanted_flags & flag); u32 changes = wanted_flags ^ priv->channels.params.pflags; int err; if (!(changes & flag)) return 0; err = pflag_handler(netdev, enable); if (err) { netdev_err(netdev, "%s private flag 0x%x failed err %d\n", enable ? "Enable" : "Disable", flag, err); return err; } MLX5E_SET_PFLAG(&priv->channels.params, flag, enable); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Gal Pressman11291.80%133.33%
Saeed Mahameed75.74%133.33%
Shaker Daibes32.46%133.33%
Total122100.00%3100.00%


static int mlx5e_set_priv_flags(struct net_device *netdev, u32 pflags) { struct mlx5e_priv *priv = netdev_priv(netdev); int err; mutex_lock(&priv->state_lock); err = mlx5e_handle_pflag(netdev, pflags, MLX5E_PFLAG_RX_CQE_BASED_MODER, set_pflag_rx_cqe_based_moder); if (err) goto out; err = mlx5e_handle_pflag(netdev, pflags, MLX5E_PFLAG_TX_CQE_BASED_MODER, set_pflag_tx_cqe_based_moder); if (err) goto out; err = mlx5e_handle_pflag(netdev, pflags, MLX5E_PFLAG_RX_CQE_COMPRESS, set_pflag_rx_cqe_compress); out: mutex_unlock(&priv->state_lock); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Gal Pressman5756.44%125.00%
Shaker Daibes2221.78%125.00%
Tal Gilboa2019.80%125.00%
Tariq Toukan21.98%125.00%
Total101100.00%4100.00%


static u32 mlx5e_get_priv_flags(struct net_device *netdev) { struct mlx5e_priv *priv = netdev_priv(netdev); return priv->channels.params.pflags; }

Contributors

PersonTokensPropCommitsCommitProp
Gal Pressman2686.67%133.33%
Saeed Mahameed26.67%133.33%
Shaker Daibes26.67%133.33%
Total30100.00%3100.00%


static int mlx5e_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd) { int err = 0; struct mlx5e_priv *priv = netdev_priv(dev); switch (cmd->cmd) { case ETHTOOL_SRXCLSRLINS: err = mlx5e_ethtool_flow_replace(priv, &cmd->fs); break; case ETHTOOL_SRXCLSRLDEL: err = mlx5e_ethtool_flow_remove(priv, cmd->fs.location); break; default: err = -EOPNOTSUPP; break; } return err; }

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PersonTokensPropCommitsCommitProp
Maor Gottlieb82100.00%1100.00%
Total82100.00%1100.00%


int mlx5e_ethtool_flash_device(struct mlx5e_priv *priv, struct ethtool_flash *flash) { struct mlx5_core_dev *mdev = priv->mdev; struct net_device *dev = priv->netdev; const struct firmware *fw; int err; if (flash->region != ETHTOOL_FLASH_ALL_REGIONS) return -EOPNOTSUPP; err = request_firmware_direct(&fw, flash->data, &dev->dev); if (err) return err; dev_hold(dev); rtnl_unlock(); err = mlx5_firmware_flash(mdev, fw); release_firmware(fw); rtnl_lock(); dev_put(dev); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Or Gerlitz111100.00%1100.00%
Total111100.00%1100.00%


static int mlx5e_flash_device(struct net_device *dev, struct ethtool_flash *flash) { struct mlx5e_priv *priv = netdev_priv(dev); return mlx5e_ethtool_flash_device(priv, flash); }

Contributors

PersonTokensPropCommitsCommitProp
Or Gerlitz34100.00%1100.00%
Total34100.00%1100.00%

const struct ethtool_ops mlx5e_ethtool_ops = { .get_drvinfo = mlx5e_get_drvinfo, .get_link = ethtool_op_get_link, .get_strings = mlx5e_get_strings, .get_sset_count = mlx5e_get_sset_count, .get_ethtool_stats = mlx5e_get_ethtool_stats, .get_ringparam = mlx5e_get_ringparam, .set_ringparam = mlx5e_set_ringparam, .get_channels = mlx5e_get_channels, .set_channels = mlx5e_set_channels, .get_coalesce = mlx5e_get_coalesce, .set_coalesce = mlx5e_set_coalesce, .get_link_ksettings = mlx5e_get_link_ksettings, .set_link_ksettings = mlx5e_set_link_ksettings, .get_rxfh_key_size = mlx5e_get_rxfh_key_size, .get_rxfh_indir_size = mlx5e_get_rxfh_indir_size, .get_rxfh = mlx5e_get_rxfh, .set_rxfh = mlx5e_set_rxfh, .get_rxnfc = mlx5e_get_rxnfc, .set_rxnfc = mlx5e_set_rxnfc, .flash_device = mlx5e_flash_device, .get_tunable = mlx5e_get_tunable, .set_tunable = mlx5e_set_tunable, .get_pauseparam = mlx5e_get_pauseparam, .set_pauseparam = mlx5e_set_pauseparam, .get_ts_info = mlx5e_get_ts_info, .set_phys_id = mlx5e_set_phys_id, .get_wol = mlx5e_get_wol, .set_wol = mlx5e_set_wol, .get_module_info = mlx5e_get_module_info, .get_module_eeprom = mlx5e_get_module_eeprom, .get_priv_flags = mlx5e_get_priv_flags, .set_priv_flags = mlx5e_set_priv_flags, .self_test = mlx5e_self_test, .get_msglevel = mlx5e_get_msglevel, .set_msglevel = mlx5e_set_msglevel, };

Overall Contributors

PersonTokensPropCommitsCommitProp
Amir Vadai168921.95%11.37%
Gal Pressman166721.66%1723.29%
Saeed Mahameed107413.96%1115.07%
Tariq Toukan7449.67%68.22%
Eran Ben Elisha6428.34%56.85%
Achiad Shochat6388.29%68.22%
Erez Shitrit3444.47%11.37%
Maor Gottlieb1762.29%34.11%
Or Gerlitz1552.01%22.74%
Tal Gilboa1171.52%11.37%
Shaker Daibes1161.51%34.11%
Kamal Heib1011.31%34.11%
Moshe Shemesh740.96%11.37%
Feras Daoud530.69%22.74%
Eugenia Emantayev410.53%11.37%
Gil Rockah280.36%11.37%
Inbar Karmy150.19%22.74%
Andrew Morton60.08%11.37%
Maor Dickman40.05%11.37%
Hadar Hen Zion40.05%22.74%
Leon Romanovsky30.04%11.37%
Andy Gospodarek30.04%11.37%
Majd Dibbiny20.03%11.37%
Total7696100.00%73100.00%
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