| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Amir Vadai | 1385 | 13.32% | 1 | 0.68% |
| Gal Pressman | 1372 | 13.20% | 15 | 10.27% |
| Aya Levin | 1219 | 11.72% | 24 | 16.44% |
| Tariq Toukan | 1208 | 11.62% | 14 | 9.59% |
| Moshe Tal | 637 | 6.13% | 1 | 0.68% |
| Eran Ben Elisha | 606 | 5.83% | 9 | 6.16% |
| Saeed Mahameed | 568 | 5.46% | 13 | 8.90% |
| Maxim Mikityanskiy | 464 | 4.46% | 13 | 8.90% |
| Shay Agroskin | 429 | 4.13% | 2 | 1.37% |
| Erez Shitrit | 341 | 3.28% | 1 | 0.68% |
| Achiad Shochat | 333 | 3.20% | 6 | 4.11% |
| Or Gerlitz | 318 | 3.06% | 4 | 2.74% |
| Inbar Karmy | 265 | 2.55% | 2 | 1.37% |
| Jakub Kiciński | 246 | 2.37% | 4 | 2.74% |
| Tal Gilboa | 240 | 2.31% | 4 | 2.74% |
| Vladyslav Tarasiuk | 230 | 2.21% | 2 | 1.37% |
| Moshe Shemesh | 85 | 0.82% | 2 | 1.37% |
| Shaker Daibes | 69 | 0.66% | 3 | 2.05% |
| Meir Lichtinger | 66 | 0.63% | 1 | 0.68% |
| Kamal Heib | 55 | 0.53% | 3 | 2.05% |
| Mark Bloch | 48 | 0.46% | 2 | 1.37% |
| Feras Daoud | 47 | 0.45% | 2 | 1.37% |
| Maor Gottlieb | 32 | 0.31% | 2 | 1.37% |
| Huy Nguyen | 30 | 0.29% | 2 | 1.37% |
| Eugenia Emantayev | 25 | 0.24% | 1 | 0.68% |
| Gil Rockah | 23 | 0.22% | 1 | 0.68% |
| Yufeng Mo | 20 | 0.19% | 1 | 0.68% |
| Mohamad Heib | 12 | 0.12% | 1 | 0.68% |
| Erez Alfasi | 11 | 0.11% | 2 | 1.37% |
| Maor Dickman | 4 | 0.04% | 1 | 0.68% |
| Majd Dibbiny | 2 | 0.02% | 1 | 0.68% |
| Alaa Hleihel | 2 | 0.02% | 2 | 1.37% |
| Parav Pandit | 2 | 0.02% | 1 | 0.68% |
| Magnus Karlsson | 1 | 0.01% | 1 | 0.68% |
| Leon Romanovsky | 1 | 0.01% | 1 | 0.68% |
| Andy Gospodarek | 1 | 0.01% | 1 | 0.68% |
| Total | 10397 | 146 |
/* * 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" #include "en/port.h" #include "en/params.h" #include "en/xsk/pool.h" #include "en/ptp.h" #include "lib/clock.h" void mlx5e_ethtool_get_drvinfo(struct mlx5e_priv *priv, struct ethtool_drvinfo *drvinfo) { struct mlx5_core_dev *mdev = priv->mdev; strlcpy(drvinfo->driver, KBUILD_MODNAME, sizeof(drvinfo->driver)); 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, dev_name(mdev->device), sizeof(drvinfo->bus_info)); } 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); } struct ptys2ethtool_config { __ETHTOOL_DECLARE_LINK_MODE_MASK(supported); __ETHTOOL_DECLARE_LINK_MODE_MASK(advertised); }; static struct ptys2ethtool_config ptys2legacy_ethtool_table[MLX5E_LINK_MODES_NUMBER]; static struct ptys2ethtool_config ptys2ext_ethtool_table[MLX5E_EXT_LINK_MODES_NUMBER]; #define MLX5_BUILD_PTYS2ETHTOOL_CONFIG(reg_, table, ...) \ ({ \ struct ptys2ethtool_config *cfg; \ const unsigned int modes[] = { __VA_ARGS__ }; \ unsigned int i, bit, idx; \ cfg = &ptys2##table##_ethtool_table[reg_]; \ 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) { \ bit = modes[i] % 64; \ idx = modes[i] / 64; \ __set_bit(bit, &cfg->supported[idx]); \ __set_bit(bit, &cfg->advertised[idx]); \ } \ }) void mlx5e_build_ptys2ethtool_map(void) { memset(ptys2legacy_ethtool_table, 0, sizeof(ptys2legacy_ethtool_table)); memset(ptys2ext_ethtool_table, 0, sizeof(ptys2ext_ethtool_table)); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_1000BASE_CX_SGMII, legacy, ETHTOOL_LINK_MODE_1000baseKX_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_1000BASE_KX, legacy, ETHTOOL_LINK_MODE_1000baseKX_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_10GBASE_CX4, legacy, ETHTOOL_LINK_MODE_10000baseKX4_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_10GBASE_KX4, legacy, ETHTOOL_LINK_MODE_10000baseKX4_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_10GBASE_KR, legacy, ETHTOOL_LINK_MODE_10000baseKR_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_20GBASE_KR2, legacy, ETHTOOL_LINK_MODE_20000baseKR2_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_40GBASE_CR4, legacy, ETHTOOL_LINK_MODE_40000baseCR4_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_40GBASE_KR4, legacy, ETHTOOL_LINK_MODE_40000baseKR4_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_56GBASE_R4, legacy, ETHTOOL_LINK_MODE_56000baseKR4_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_10GBASE_CR, legacy, ETHTOOL_LINK_MODE_10000baseKR_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_10GBASE_SR, legacy, ETHTOOL_LINK_MODE_10000baseKR_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_10GBASE_ER, legacy, ETHTOOL_LINK_MODE_10000baseKR_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_40GBASE_SR4, legacy, ETHTOOL_LINK_MODE_40000baseSR4_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_40GBASE_LR4, legacy, ETHTOOL_LINK_MODE_40000baseLR4_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_50GBASE_SR2, legacy, ETHTOOL_LINK_MODE_50000baseSR2_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_100GBASE_CR4, legacy, ETHTOOL_LINK_MODE_100000baseCR4_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_100GBASE_SR4, legacy, ETHTOOL_LINK_MODE_100000baseSR4_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_100GBASE_KR4, legacy, ETHTOOL_LINK_MODE_100000baseKR4_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_100GBASE_LR4, legacy, ETHTOOL_LINK_MODE_100000baseLR4_ER4_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_10GBASE_T, legacy, ETHTOOL_LINK_MODE_10000baseT_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_25GBASE_CR, legacy, ETHTOOL_LINK_MODE_25000baseCR_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_25GBASE_KR, legacy, ETHTOOL_LINK_MODE_25000baseKR_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_25GBASE_SR, legacy, ETHTOOL_LINK_MODE_25000baseSR_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_50GBASE_CR2, legacy, ETHTOOL_LINK_MODE_50000baseCR2_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_50GBASE_KR2, legacy, ETHTOOL_LINK_MODE_50000baseKR2_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_SGMII_100M, ext, ETHTOOL_LINK_MODE_100baseT_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_1000BASE_X_SGMII, ext, ETHTOOL_LINK_MODE_1000baseT_Full_BIT, ETHTOOL_LINK_MODE_1000baseKX_Full_BIT, ETHTOOL_LINK_MODE_1000baseX_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_5GBASE_R, ext, ETHTOOL_LINK_MODE_5000baseT_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_10GBASE_XFI_XAUI_1, ext, ETHTOOL_LINK_MODE_10000baseT_Full_BIT, ETHTOOL_LINK_MODE_10000baseKR_Full_BIT, ETHTOOL_LINK_MODE_10000baseR_FEC_BIT, ETHTOOL_LINK_MODE_10000baseCR_Full_BIT, ETHTOOL_LINK_MODE_10000baseSR_Full_BIT, ETHTOOL_LINK_MODE_10000baseLR_Full_BIT, ETHTOOL_LINK_MODE_10000baseER_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_40GBASE_XLAUI_4_XLPPI_4, ext, ETHTOOL_LINK_MODE_40000baseKR4_Full_BIT, ETHTOOL_LINK_MODE_40000baseCR4_Full_BIT, ETHTOOL_LINK_MODE_40000baseSR4_Full_BIT, ETHTOOL_LINK_MODE_40000baseLR4_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_25GAUI_1_25GBASE_CR_KR, ext, ETHTOOL_LINK_MODE_25000baseCR_Full_BIT, ETHTOOL_LINK_MODE_25000baseKR_Full_BIT, ETHTOOL_LINK_MODE_25000baseSR_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_50GAUI_2_LAUI_2_50GBASE_CR2_KR2, ext, ETHTOOL_LINK_MODE_50000baseCR2_Full_BIT, ETHTOOL_LINK_MODE_50000baseKR2_Full_BIT, ETHTOOL_LINK_MODE_50000baseSR2_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_50GAUI_1_LAUI_1_50GBASE_CR_KR, ext, ETHTOOL_LINK_MODE_50000baseKR_Full_BIT, ETHTOOL_LINK_MODE_50000baseSR_Full_BIT, ETHTOOL_LINK_MODE_50000baseCR_Full_BIT, ETHTOOL_LINK_MODE_50000baseLR_ER_FR_Full_BIT, ETHTOOL_LINK_MODE_50000baseDR_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_CAUI_4_100GBASE_CR4_KR4, ext, ETHTOOL_LINK_MODE_100000baseKR4_Full_BIT, ETHTOOL_LINK_MODE_100000baseSR4_Full_BIT, ETHTOOL_LINK_MODE_100000baseCR4_Full_BIT, ETHTOOL_LINK_MODE_100000baseLR4_ER4_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_100GAUI_2_100GBASE_CR2_KR2, ext, ETHTOOL_LINK_MODE_100000baseKR2_Full_BIT, ETHTOOL_LINK_MODE_100000baseSR2_Full_BIT, ETHTOOL_LINK_MODE_100000baseCR2_Full_BIT, ETHTOOL_LINK_MODE_100000baseLR2_ER2_FR2_Full_BIT, ETHTOOL_LINK_MODE_100000baseDR2_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_200GAUI_4_200GBASE_CR4_KR4, ext, ETHTOOL_LINK_MODE_200000baseKR4_Full_BIT, ETHTOOL_LINK_MODE_200000baseSR4_Full_BIT, ETHTOOL_LINK_MODE_200000baseLR4_ER4_FR4_Full_BIT, ETHTOOL_LINK_MODE_200000baseDR4_Full_BIT, ETHTOOL_LINK_MODE_200000baseCR4_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_100GAUI_1_100GBASE_CR_KR, ext, ETHTOOL_LINK_MODE_100000baseKR_Full_BIT, ETHTOOL_LINK_MODE_100000baseSR_Full_BIT, ETHTOOL_LINK_MODE_100000baseLR_ER_FR_Full_BIT, ETHTOOL_LINK_MODE_100000baseDR_Full_BIT, ETHTOOL_LINK_MODE_100000baseCR_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_200GAUI_2_200GBASE_CR2_KR2, ext, ETHTOOL_LINK_MODE_200000baseKR2_Full_BIT, ETHTOOL_LINK_MODE_200000baseSR2_Full_BIT, ETHTOOL_LINK_MODE_200000baseLR2_ER2_FR2_Full_BIT, ETHTOOL_LINK_MODE_200000baseDR2_Full_BIT, ETHTOOL_LINK_MODE_200000baseCR2_Full_BIT); MLX5_BUILD_PTYS2ETHTOOL_CONFIG(MLX5E_400GAUI_4_400GBASE_CR4_KR4, ext, ETHTOOL_LINK_MODE_400000baseKR4_Full_BIT, ETHTOOL_LINK_MODE_400000baseSR4_Full_BIT, ETHTOOL_LINK_MODE_400000baseLR4_ER4_FR4_Full_BIT, ETHTOOL_LINK_MODE_400000baseDR4_Full_BIT, ETHTOOL_LINK_MODE_400000baseCR4_Full_BIT); } static void mlx5e_ethtool_get_speed_arr(struct mlx5_core_dev *mdev, struct ptys2ethtool_config **arr, u32 *size) { bool ext = mlx5e_ptys_ext_supported(mdev); *arr = ext ? ptys2ext_ethtool_table : ptys2legacy_ethtool_table; *size = ext ? ARRAY_SIZE(ptys2ext_ethtool_table) : ARRAY_SIZE(ptys2legacy_ethtool_table); } typedef int (*mlx5e_pflag_handler)(struct net_device *netdev, bool enable); struct pflag_desc { char name[ETH_GSTRING_LEN]; mlx5e_pflag_handler handler; }; static const struct pflag_desc mlx5e_priv_flags[MLX5E_NUM_PFLAGS]; int mlx5e_ethtool_get_sset_count(struct mlx5e_priv *priv, int sset) { switch (sset) { case ETH_SS_STATS: return mlx5e_stats_total_num(priv); case ETH_SS_PRIV_FLAGS: return MLX5E_NUM_PFLAGS; case ETH_SS_TEST: return mlx5e_self_test_num(priv); default: return -EOPNOTSUPP; } } 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); } 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 < MLX5E_NUM_PFLAGS; i++) strcpy(data + i * ETH_GSTRING_LEN, mlx5e_priv_flags[i].name); 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_stats_fill_strings(priv, data); break; } } 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); } void mlx5e_ethtool_get_ethtool_stats(struct mlx5e_priv *priv, struct ethtool_stats *stats, u64 *data) { int idx = 0; mutex_lock(&priv->state_lock); mlx5e_stats_update(priv); mutex_unlock(&priv->state_lock); mlx5e_stats_fill(priv, data, idx); } 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); } void mlx5e_ethtool_get_ringparam(struct mlx5e_priv *priv, struct ethtool_ringparam *param) { param->rx_max_pending = 1 << MLX5E_PARAMS_MAXIMUM_LOG_RQ_SIZE; param->tx_max_pending = 1 << MLX5E_PARAMS_MAXIMUM_LOG_SQ_SIZE; param->rx_pending = 1 << priv->channels.params.log_rq_mtu_frames; param->tx_pending = 1 << priv->channels.params.log_sq_size; } 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); } int mlx5e_ethtool_set_ringparam(struct mlx5e_priv *priv, struct ethtool_ringparam *param) { struct mlx5e_params new_params; u8 log_rq_size; u8 log_sq_size; 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; } if (param->rx_pending < (1 << MLX5E_PARAMS_MINIMUM_LOG_RQ_SIZE)) { netdev_info(priv->netdev, "%s: rx_pending (%d) < min (%d)\n", __func__, param->rx_pending, 1 << MLX5E_PARAMS_MINIMUM_LOG_RQ_SIZE); 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(param->rx_pending); log_sq_size = order_base_2(param->tx_pending); if (log_rq_size == priv->channels.params.log_rq_mtu_frames && log_sq_size == priv->channels.params.log_sq_size) return 0; mutex_lock(&priv->state_lock); new_params = priv->channels.params; new_params.log_rq_mtu_frames = log_rq_size; new_params.log_sq_size = log_sq_size; err = mlx5e_validate_params(priv->mdev, &new_params); if (err) goto unlock; err = mlx5e_safe_switch_params(priv, &new_params, NULL, NULL, true); unlock: mutex_unlock(&priv->state_lock); return err; } 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); } void mlx5e_ethtool_get_channels(struct mlx5e_priv *priv, struct ethtool_channels *ch) { mutex_lock(&priv->state_lock); ch->max_combined = priv->max_nch; ch->combined_count = priv->channels.params.num_channels; if (priv->xsk.refcnt) { /* The upper half are XSK queues. */ ch->max_combined *= 2; ch->combined_count *= 2; } mutex_unlock(&priv->state_lock); } 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); } int mlx5e_ethtool_set_channels(struct mlx5e_priv *priv, struct ethtool_channels *ch) { struct mlx5e_params *cur_params = &priv->channels.params; unsigned int count = ch->combined_count; struct mlx5e_params new_params; bool arfs_enabled; int rss_cnt; bool opened; int err = 0; if (!count) { netdev_info(priv->netdev, "%s: combined_count=0 not supported\n", __func__); return -EINVAL; } if (cur_params->num_channels == count) return 0; mutex_lock(&priv->state_lock); /* Don't allow changing the number of channels if there is an active * XSK, because the numeration of the XSK and regular RQs will change. */ if (priv->xsk.refcnt) { err = -EINVAL; netdev_err(priv->netdev, "%s: AF_XDP is active, cannot change the number of channels\n", __func__); goto out; } /* Don't allow changing the number of channels if HTB offload is active, * because the numeration of the QoS SQs will change, while per-queue * qdiscs are attached. */ if (priv->htb.maj_id) { err = -EINVAL; netdev_err(priv->netdev, "%s: HTB offload is active, cannot change the number of channels\n", __func__); goto out; } /* Don't allow changing the number of channels if non-default RSS contexts exist, * the kernel doesn't protect against set_channels operations that break them. */ rss_cnt = mlx5e_rx_res_rss_cnt(priv->rx_res) - 1; if (rss_cnt) { err = -EINVAL; netdev_err(priv->netdev, "%s: Non-default RSS contexts exist (%d), cannot change the number of channels\n", __func__, rss_cnt); goto out; } /* Don't allow changing the number of channels if MQPRIO mode channel offload is active, * because it defines a partition over the channels queues. */ if (cur_params->mqprio.mode == TC_MQPRIO_MODE_CHANNEL) { err = -EINVAL; netdev_err(priv->netdev, "%s: MQPRIO mode channel offload is active, cannot change the number of channels\n", __func__); goto out; } new_params = *cur_params; new_params.num_channels = count; opened = test_bit(MLX5E_STATE_OPENED, &priv->state); arfs_enabled = opened && (priv->netdev->features & NETIF_F_NTUPLE); if (arfs_enabled) mlx5e_arfs_disable(priv); /* Switch to new channels, set new parameters and close old ones */ err = mlx5e_safe_switch_params(priv, &new_params, mlx5e_num_channels_changed_ctx, NULL, true); if (arfs_enabled) { int err2 = mlx5e_arfs_enable(priv); if (err2) netdev_err(priv->netdev, "%s: mlx5e_arfs_enable failed: %d\n", __func__, err2); } out: mutex_unlock(&priv->state_lock); return err; } 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); } int mlx5e_ethtool_get_coalesce(struct mlx5e_priv *priv, struct ethtool_coalesce *coal) { struct dim_cq_moder *rx_moder, *tx_moder; if (!MLX5_CAP_GEN(priv->mdev, cq_moderation)) return -EOPNOTSUPP; rx_moder = &priv->channels.params.rx_cq_moderation; coal->rx_coalesce_usecs = rx_moder->usec; coal->rx_max_coalesced_frames = rx_moder->pkts; coal->use_adaptive_rx_coalesce = priv->channels.params.rx_dim_enabled; tx_moder = &priv->channels.params.tx_cq_moderation; coal->tx_coalesce_usecs = tx_moder->usec; coal->tx_max_coalesced_frames = tx_moder->pkts; coal->use_adaptive_tx_coalesce = priv->channels.params.tx_dim_enabled; return 0; } static int mlx5e_get_coalesce(struct net_device *netdev, struct ethtool_coalesce *coal, struct kernel_ethtool_coalesce *kernel_coal, struct netlink_ext_ack *extack) { struct mlx5e_priv *priv = netdev_priv(netdev); return mlx5e_ethtool_get_coalesce(priv, coal); } #define MLX5E_MAX_COAL_TIME MLX5_MAX_CQ_PERIOD #define MLX5E_MAX_COAL_FRAMES MLX5_MAX_CQ_COUNT static void mlx5e_set_priv_channels_tx_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); } } } static void mlx5e_set_priv_channels_rx_coalesce(struct mlx5e_priv *priv, struct ethtool_coalesce *coal) { struct mlx5_core_dev *mdev = priv->mdev; int i; for (i = 0; i < priv->channels.num; ++i) { struct mlx5e_channel *c = priv->channels.c[i]; mlx5_core_modify_cq_moderation(mdev, &c->rq.cq.mcq, coal->rx_coalesce_usecs, coal->rx_max_coalesced_frames); } } int mlx5e_ethtool_set_coalesce(struct mlx5e_priv *priv, struct ethtool_coalesce *coal) { struct dim_cq_moder *rx_moder, *tx_moder; struct mlx5_core_dev *mdev = priv->mdev; struct mlx5e_params new_params; bool reset_rx, reset_tx; bool reset = true; int err = 0; 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_params = priv->channels.params; rx_moder = &new_params.rx_cq_moderation; rx_moder->usec = coal->rx_coalesce_usecs; rx_moder->pkts = coal->rx_max_coalesced_frames; new_params.rx_dim_enabled = !!coal->use_adaptive_rx_coalesce; tx_moder = &new_params.tx_cq_moderation; tx_moder->usec = coal->tx_coalesce_usecs; tx_moder->pkts = coal->tx_max_coalesced_frames; new_params.tx_dim_enabled = !!coal->use_adaptive_tx_coalesce; reset_rx = !!coal->use_adaptive_rx_coalesce != priv->channels.params.rx_dim_enabled; reset_tx = !!coal->use_adaptive_tx_coalesce != priv->channels.params.tx_dim_enabled; if (reset_rx) { u8 mode = MLX5E_GET_PFLAG(&new_params, MLX5E_PFLAG_RX_CQE_BASED_MODER); mlx5e_reset_rx_moderation(&new_params, mode); } if (reset_tx) { u8 mode = MLX5E_GET_PFLAG(&new_params, MLX5E_PFLAG_TX_CQE_BASED_MODER); mlx5e_reset_tx_moderation(&new_params, mode); } /* If DIM state hasn't changed, it's possible to modify interrupt * moderation parameters on the fly, even if the channels are open. */ if (!reset_rx && !reset_tx && test_bit(MLX5E_STATE_OPENED, &priv->state)) { if (!coal->use_adaptive_rx_coalesce) mlx5e_set_priv_channels_rx_coalesce(priv, coal); if (!coal->use_adaptive_tx_coalesce) mlx5e_set_priv_channels_tx_coalesce(priv, coal); reset = false; } err = mlx5e_safe_switch_params(priv, &new_params, NULL, NULL, reset); mutex_unlock(&priv->state_lock); return err; } static int mlx5e_set_coalesce(struct net_device *netdev, struct ethtool_coalesce *coal, struct kernel_ethtool_coalesce *kernel_coal, struct netlink_ext_ack *extack) { struct mlx5e_priv *priv = netdev_priv(netdev); return mlx5e_ethtool_set_coalesce(priv, coal); } static void ptys2ethtool_supported_link(struct mlx5_core_dev *mdev, unsigned long *supported_modes, u32 eth_proto_cap) { unsigned long proto_cap = eth_proto_cap; struct ptys2ethtool_config *table; u32 max_size; int proto; mlx5e_ethtool_get_speed_arr(mdev, &table, &max_size); for_each_set_bit(proto, &proto_cap, max_size) bitmap_or(supported_modes, supported_modes, table[proto].supported, __ETHTOOL_LINK_MODE_MASK_NBITS); } static void ptys2ethtool_adver_link(unsigned long *advertising_modes, u32 eth_proto_cap, bool ext) { unsigned long proto_cap = eth_proto_cap; struct ptys2ethtool_config *table; u32 max_size; int proto; table = ext ? ptys2ext_ethtool_table : ptys2legacy_ethtool_table; max_size = ext ? ARRAY_SIZE(ptys2ext_ethtool_table) : ARRAY_SIZE(ptys2legacy_ethtool_table); for_each_set_bit(proto, &proto_cap, max_size) bitmap_or(advertising_modes, advertising_modes, table[proto].advertised, __ETHTOOL_LINK_MODE_MASK_NBITS); } static const u32 pplm_fec_2_ethtool[] = { [MLX5E_FEC_NOFEC] = ETHTOOL_FEC_OFF, [MLX5E_FEC_FIRECODE] = ETHTOOL_FEC_BASER, [MLX5E_FEC_RS_528_514] = ETHTOOL_FEC_RS, [MLX5E_FEC_RS_544_514] = ETHTOOL_FEC_RS, [MLX5E_FEC_LLRS_272_257_1] = ETHTOOL_FEC_LLRS, }; static u32 pplm2ethtool_fec(u_long fec_mode, unsigned long size) { int mode = 0; if (!fec_mode) return ETHTOOL_FEC_AUTO; mode = find_first_bit(&fec_mode, size); if (mode < ARRAY_SIZE(pplm_fec_2_ethtool)) return pplm_fec_2_ethtool[mode]; return 0; } #define MLX5E_ADVERTISE_SUPPORTED_FEC(mlx5_fec, ethtool_fec) \ do { \ if (mlx5e_fec_in_caps(dev, 1 << (mlx5_fec))) \ __set_bit(ethtool_fec, \ link_ksettings->link_modes.supported);\ } while (0) static const u32 pplm_fec_2_ethtool_linkmodes[] = { [MLX5E_FEC_NOFEC] = ETHTOOL_LINK_MODE_FEC_NONE_BIT, [MLX5E_FEC_FIRECODE] = ETHTOOL_LINK_MODE_FEC_BASER_BIT, [MLX5E_FEC_RS_528_514] = ETHTOOL_LINK_MODE_FEC_RS_BIT, [MLX5E_FEC_RS_544_514] = ETHTOOL_LINK_MODE_FEC_RS_BIT, [MLX5E_FEC_LLRS_272_257_1] = ETHTOOL_LINK_MODE_FEC_LLRS_BIT, }; static int get_fec_supported_advertised(struct mlx5_core_dev *dev, struct ethtool_link_ksettings *link_ksettings) { unsigned long active_fec_long; u32 active_fec; u32 bitn; int err; err = mlx5e_get_fec_mode(dev, &active_fec, NULL); if (err) return (err == -EOPNOTSUPP) ? 0 : err; MLX5E_ADVERTISE_SUPPORTED_FEC(MLX5E_FEC_NOFEC, ETHTOOL_LINK_MODE_FEC_NONE_BIT); MLX5E_ADVERTISE_SUPPORTED_FEC(MLX5E_FEC_FIRECODE, ETHTOOL_LINK_MODE_FEC_BASER_BIT); MLX5E_ADVERTISE_SUPPORTED_FEC(MLX5E_FEC_RS_528_514, ETHTOOL_LINK_MODE_FEC_RS_BIT); MLX5E_ADVERTISE_SUPPORTED_FEC(MLX5E_FEC_LLRS_272_257_1, ETHTOOL_LINK_MODE_FEC_LLRS_BIT); active_fec_long = active_fec; /* active fec is a bit set, find out which bit is set and * advertise the corresponding ethtool bit */ bitn = find_first_bit(&active_fec_long, sizeof(active_fec_long) * BITS_PER_BYTE); if (bitn < ARRAY_SIZE(pplm_fec_2_ethtool_linkmodes)) __set_bit(pplm_fec_2_ethtool_linkmodes[bitn], link_ksettings->link_modes.advertising); return 0; } static void ptys2ethtool_supported_advertised_port(struct mlx5_core_dev *mdev, struct ethtool_link_ksettings *link_ksettings, u32 eth_proto_cap, u8 connector_type) { if (!MLX5_CAP_PCAM_FEATURE(mdev, ptys_connector_type)) { 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; } } static void get_speed_duplex(struct net_device *netdev, u32 eth_proto_oper, bool force_legacy, u16 data_rate_oper, struct ethtool_link_ksettings *link_ksettings) { struct mlx5e_priv *priv = netdev_priv(netdev); u32 speed = SPEED_UNKNOWN; u8 duplex = DUPLEX_UNKNOWN; if (!netif_carrier_ok(netdev)) goto out; speed = mlx5e_port_ptys2speed(priv->mdev, eth_proto_oper, force_legacy); if (!speed) { if (data_rate_oper) speed = 100 * data_rate_oper; else speed = SPEED_UNKNOWN; goto out; } duplex = DUPLEX_FULL; out: link_ksettings->base.speed = speed; link_ksettings->base.duplex = duplex; } static void get_supported(struct mlx5_core_dev *mdev, u32 eth_proto_cap, struct ethtool_link_ksettings *link_ksettings) { unsigned long *supported = link_ksettings->link_modes.supported; ptys2ethtool_supported_link(mdev, supported, eth_proto_cap); ethtool_link_ksettings_add_link_mode(link_ksettings, supported, Pause); } static void get_advertising(u32 eth_proto_cap, u8 tx_pause, u8 rx_pause, struct ethtool_link_ksettings *link_ksettings, bool ext) { unsigned long *advertising = link_ksettings->link_modes.advertising; ptys2ethtool_adver_link(advertising, eth_proto_cap, ext); 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); } 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(struct mlx5_core_dev *mdev, u32 eth_proto, u8 connector_type) { if (MLX5_CAP_PCAM_FEATURE(mdev, ptys_connector_type)) 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; } static void get_lp_advertising(struct mlx5_core_dev *mdev, u32 eth_proto_lp, struct ethtool_link_ksettings *link_ksettings) { unsigned long *lp_advertising = link_ksettings->link_modes.lp_advertising; bool ext = mlx5e_ptys_ext_supported(mdev); ptys2ethtool_adver_link(lp_advertising, eth_proto_lp, ext); } int mlx5e_ethtool_get_link_ksettings(struct mlx5e_priv *priv, struct ethtool_link_ksettings *link_ksettings) { struct mlx5_core_dev *mdev = priv->mdev; u32 out[MLX5_ST_SZ_DW(ptys_reg)] = {}; u32 eth_proto_admin; u8 an_disable_admin; u16 data_rate_oper; u32 eth_proto_oper; u32 eth_proto_cap; u8 connector_type; u32 rx_pause = 0; u32 tx_pause = 0; u32 eth_proto_lp; bool admin_ext; u8 an_status; bool ext; int err; err = mlx5_query_port_ptys(mdev, out, sizeof(out), MLX5_PTYS_EN, 1); if (err) { netdev_err(priv->netdev, "%s: query port ptys failed: %d\n", __func__, err); goto err_query_regs; } ext = !!MLX5_GET_ETH_PROTO(ptys_reg, out, true, eth_proto_capability); eth_proto_cap = MLX5_GET_ETH_PROTO(ptys_reg, out, ext, eth_proto_capability); eth_proto_admin = MLX5_GET_ETH_PROTO(ptys_reg, out, ext, eth_proto_admin); /* Fields: eth_proto_admin and ext_eth_proto_admin are * mutually exclusive. Hence try reading legacy advertising * when extended advertising is zero. * admin_ext indicates which proto_admin (ext vs. legacy) * should be read and interpreted */ admin_ext = ext; if (ext && !eth_proto_admin) { eth_proto_admin = MLX5_GET_ETH_PROTO(ptys_reg, out, false, eth_proto_admin); admin_ext = false; } eth_proto_oper = MLX5_GET_ETH_PROTO(ptys_reg, out, admin_ext, 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); data_rate_oper = MLX5_GET(ptys_reg, out, data_rate_oper); 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(mdev, eth_proto_cap, link_ksettings); get_advertising(eth_proto_admin, tx_pause, rx_pause, link_ksettings, admin_ext); get_speed_duplex(priv->netdev, eth_proto_oper, !admin_ext, data_rate_oper, link_ksettings); eth_proto_oper = eth_proto_oper ? eth_proto_oper : eth_proto_cap; connector_type = connector_type < MLX5E_CONNECTOR_TYPE_NUMBER ? connector_type : MLX5E_PORT_UNKNOWN; link_ksettings->base.port = get_connector_port(mdev, eth_proto_oper, connector_type); ptys2ethtool_supported_advertised_port(mdev, link_ksettings, eth_proto_admin, connector_type); get_lp_advertising(mdev, 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); err = get_fec_supported_advertised(mdev, link_ksettings); if (err) { netdev_dbg(priv->netdev, "%s: FEC caps query failed: %d\n", __func__, err); err = 0; /* don't fail caps query because of FEC error */ } if (!an_disable_admin) ethtool_link_ksettings_add_link_mode(link_ksettings, advertising, Autoneg); err_query_regs: return err; } static int mlx5e_get_link_ksettings(struct net_device *netdev, struct ethtool_link_ksettings *link_ksettings) { struct mlx5e_priv *priv = netdev_priv(netdev); return mlx5e_ethtool_get_link_ksettings(priv, link_ksettings); } static int mlx5e_speed_validate(struct net_device *netdev, bool ext, const unsigned long link_modes, u8 autoneg) { /* Extended link-mode has no speed limitations. */ if (ext) return 0; if ((link_modes & MLX5E_PROT_MASK(MLX5E_56GBASE_R4)) && autoneg != AUTONEG_ENABLE) { netdev_err(netdev, "%s: 56G link speed requires autoneg enabled\n", __func__); return -EINVAL; } return 0; } 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 (*ptys2legacy_ethtool_table[i].advertised == 0) continue; if (bitmap_intersects(ptys2legacy_ethtool_table[i].advertised, link_modes, __ETHTOOL_LINK_MODE_MASK_NBITS)) ptys_modes |= MLX5E_PROT_MASK(i); } return ptys_modes; } static u32 mlx5e_ethtool2ptys_ext_adver_link(const unsigned long *link_modes) { u32 i, ptys_modes = 0; unsigned long modes[2]; for (i = 0; i < MLX5E_EXT_LINK_MODES_NUMBER; ++i) { if (ptys2ext_ethtool_table[i].advertised[0] == 0 && ptys2ext_ethtool_table[i].advertised[1] == 0) continue; memset(modes, 0, sizeof(modes)); bitmap_and(modes, ptys2ext_ethtool_table[i].advertised, link_modes, __ETHTOOL_LINK_MODE_MASK_NBITS); if (modes[0] == ptys2ext_ethtool_table[i].advertised[0] && modes[1] == ptys2ext_ethtool_table[i].advertised[1]) ptys_modes |= MLX5E_PROT_MASK(i); } return ptys_modes; } static bool ext_link_mode_requested(const unsigned long *adver) { #define MLX5E_MIN_PTYS_EXT_LINK_MODE_BIT ETHTOOL_LINK_MODE_50000baseKR_Full_BIT int size = __ETHTOOL_LINK_MODE_MASK_NBITS - MLX5E_MIN_PTYS_EXT_LINK_MODE_BIT; __ETHTOOL_DECLARE_LINK_MODE_MASK(modes) = {0,}; bitmap_set(modes, MLX5E_MIN_PTYS_EXT_LINK_MODE_BIT, size); return bitmap_intersects(modes, adver, __ETHTOOL_LINK_MODE_MASK_NBITS); } static bool ext_requested(u8 autoneg, const unsigned long *adver, bool ext_supported) { bool ext_link_mode = ext_link_mode_requested(adver); return autoneg == AUTONEG_ENABLE ? ext_link_mode : ext_supported; } int mlx5e_ethtool_set_link_ksettings(struct mlx5e_priv *priv, const struct ethtool_link_ksettings *link_ksettings) { struct mlx5_core_dev *mdev = priv->mdev; struct mlx5e_port_eth_proto eproto; const unsigned long *adver; bool an_changes = false; u8 an_disable_admin; bool ext_supported; u8 an_disable_cap; bool an_disable; u32 link_modes; u8 an_status; u8 autoneg; u32 speed; bool ext; int err; u32 (*ethtool2ptys_adver_func)(const unsigned long *adver); adver = link_ksettings->link_modes.advertising; autoneg = link_ksettings->base.autoneg; speed = link_ksettings->base.speed; ext_supported = mlx5e_ptys_ext_supported(mdev); ext = ext_requested(autoneg, adver, ext_supported); if (!ext_supported && ext) return -EOPNOTSUPP; ethtool2ptys_adver_func = ext ? mlx5e_ethtool2ptys_ext_adver_link : mlx5e_ethtool2ptys_adver_link; err = mlx5_port_query_eth_proto(mdev, 1, ext, &eproto); if (err) { netdev_err(priv->netdev, "%s: query port eth proto failed: %d\n", __func__, err); goto out; } link_modes = autoneg == AUTONEG_ENABLE ? ethtool2ptys_adver_func(adver) : mlx5e_port_speed2linkmodes(mdev, speed, !ext); err = mlx5e_speed_validate(priv->netdev, ext, link_modes, autoneg); if (err) goto out; link_modes = link_modes & eproto.cap; if (!link_modes) { netdev_err(priv->netdev, "%s: Not supported link mode(s) requested", __func__); err = -EINVAL; goto out; } mlx5_port_query_eth_autoneg(mdev, &an_status, &an_disable_cap, &an_disable_admin); an_disable = autoneg == AUTONEG_DISABLE; an_changes = ((!an_disable && an_disable_admin) || (an_disable && !an_disable_admin)); if (!an_changes && link_modes == eproto.admin) goto out; mlx5_port_set_eth_ptys(mdev, an_disable, link_modes, ext); mlx5_toggle_port_link(mdev); out: return err; } static int mlx5e_set_link_ksettings(struct net_device *netdev, const struct ethtool_link_ksettings *link_ksettings) { struct mlx5e_priv *priv = netdev_priv(netdev); return mlx5e_ethtool_set_link_ksettings(priv, link_ksettings); } u32 mlx5e_ethtool_get_rxfh_key_size(struct mlx5e_priv *priv) { return sizeof_field(struct mlx5e_rss_params_hash, toeplitz_hash_key); } static u32 mlx5e_get_rxfh_key_size(struct net_device *netdev) { struct mlx5e_priv *priv = netdev_priv(netdev); return mlx5e_ethtool_get_rxfh_key_size(priv); } u32 mlx5e_ethtool_get_rxfh_indir_size(struct mlx5e_priv *priv) { return MLX5E_INDIR_RQT_SIZE; } static u32 mlx5e_get_rxfh_indir_size(struct net_device *netdev) { struct mlx5e_priv *priv = netdev_priv(netdev); return mlx5e_ethtool_get_rxfh_indir_size(priv); } static int mlx5e_get_rxfh_context(struct net_device *dev, u32 *indir, u8 *key, u8 *hfunc, u32 rss_context) { struct mlx5e_priv *priv = netdev_priv(dev); int err; mutex_lock(&priv->state_lock); err = mlx5e_rx_res_rss_get_rxfh(priv->rx_res, rss_context, indir, key, hfunc); mutex_unlock(&priv->state_lock); return err; } static int mlx5e_set_rxfh_context(struct net_device *dev, const u32 *indir, const u8 *key, const u8 hfunc, u32 *rss_context, bool delete) { struct mlx5e_priv *priv = netdev_priv(dev); int err; mutex_lock(&priv->state_lock); if (delete) { err = mlx5e_rx_res_rss_destroy(priv->rx_res, *rss_context); goto unlock; } if (*rss_context == ETH_RXFH_CONTEXT_ALLOC) { unsigned int count = priv->channels.params.num_channels; err = mlx5e_rx_res_rss_init(priv->rx_res, rss_context, count); if (err) goto unlock; } err = mlx5e_rx_res_rss_set_rxfh(priv->rx_res, *rss_context, indir, key, hfunc == ETH_RSS_HASH_NO_CHANGE ? NULL : &hfunc); unlock: mutex_unlock(&priv->state_lock); return err; } int mlx5e_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, u8 *hfunc) { return mlx5e_get_rxfh_context(netdev, indir, key, hfunc, 0); } 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 err; mutex_lock(&priv->state_lock); err = mlx5e_rx_res_rss_set_rxfh(priv->rx_res, 0, indir, key, hfunc == ETH_RSS_HASH_NO_CHANGE ? NULL : &hfunc); mutex_unlock(&priv->state_lock); return err; } #define MLX5E_PFC_PREVEN_AUTO_TOUT_MSEC 100 #define MLX5E_PFC_PREVEN_TOUT_MAX_MSEC 8000 #define MLX5E_PFC_PREVEN_MINOR_PRECENT 85 #define MLX5E_PFC_PREVEN_TOUT_MIN_MSEC 80 #define MLX5E_DEVICE_STALL_MINOR_WATERMARK(critical_tout) \ max_t(u16, MLX5E_PFC_PREVEN_TOUT_MIN_MSEC, \ (critical_tout * MLX5E_PFC_PREVEN_MINOR_PRECENT) / 100) static int mlx5e_get_pfc_prevention_tout(struct net_device *netdev, u16 *pfc_prevention_tout) { struct mlx5e_priv *priv = netdev_priv(netdev); struct mlx5_core_dev *mdev = priv->mdev; if (!MLX5_CAP_PCAM_FEATURE((priv)->mdev, pfcc_mask) || !MLX5_CAP_DEBUG((priv)->mdev, stall_detect)) return -EOPNOTSUPP; return mlx5_query_port_stall_watermark(mdev, pfc_prevention_tout, NULL); } static int mlx5e_set_pfc_prevention_tout(struct net_device *netdev, u16 pfc_preven) { struct mlx5e_priv *priv = netdev_priv(netdev); struct mlx5_core_dev *mdev = priv->mdev; u16 critical_tout; u16 minor; if (!MLX5_CAP_PCAM_FEATURE((priv)->mdev, pfcc_mask) || !MLX5_CAP_DEBUG((priv)->mdev, stall_detect)) return -EOPNOTSUPP; critical_tout = (pfc_preven == PFC_STORM_PREVENTION_AUTO) ? MLX5E_PFC_PREVEN_AUTO_TOUT_MSEC : pfc_preven; if (critical_tout != PFC_STORM_PREVENTION_DISABLE && (critical_tout > MLX5E_PFC_PREVEN_TOUT_MAX_MSEC || critical_tout < MLX5E_PFC_PREVEN_TOUT_MIN_MSEC)) { netdev_info(netdev, "%s: pfc prevention tout not in range (%d-%d)\n", __func__, MLX5E_PFC_PREVEN_TOUT_MIN_MSEC, MLX5E_PFC_PREVEN_TOUT_MAX_MSEC); return -EINVAL; } minor = MLX5E_DEVICE_STALL_MINOR_WATERMARK(critical_tout); return mlx5_set_port_stall_watermark(mdev, critical_tout, minor); } static int mlx5e_get_tunable(struct net_device *dev, const struct ethtool_tunable *tuna, void *data) { int err; switch (tuna->id) { case ETHTOOL_PFC_PREVENTION_TOUT: err = mlx5e_get_pfc_prevention_tout(dev, data); break; default: err = -EINVAL; break; } return err; } static int mlx5e_set_tunable(struct net_device *dev, const struct ethtool_tunable *tuna, const void *data) { struct mlx5e_priv *priv = netdev_priv(dev); int err; mutex_lock(&priv->state_lock); switch (tuna->id) { case ETHTOOL_PFC_PREVENTION_TOUT: err = mlx5e_set_pfc_prevention_tout(dev, *(u16 *)data); break; default: err = -EINVAL; break; } mutex_unlock(&priv->state_lock); return err; } static void mlx5e_get_pause_stats(struct net_device *netdev, struct ethtool_pause_stats *pause_stats) { struct mlx5e_priv *priv = netdev_priv(netdev); mlx5e_stats_pause_get(priv, pause_stats); } void mlx5e_ethtool_get_pauseparam(struct mlx5e_priv *priv, struct ethtool_pauseparam *pauseparam) { 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(priv->netdev, "%s: mlx5_query_port_pause failed:0x%x\n", __func__, err); } } static void mlx5e_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pauseparam) { struct mlx5e_priv *priv = netdev_priv(netdev); mlx5e_ethtool_get_pauseparam(priv, pauseparam); } int mlx5e_ethtool_set_pauseparam(struct mlx5e_priv *priv, struct ethtool_pauseparam *pauseparam) { struct mlx5_core_dev *mdev = priv->mdev; int err; if (!MLX5_CAP_GEN(mdev, vport_group_manager)) return -EOPNOTSUPP; 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(priv->netdev, "%s: mlx5_set_port_pause failed:0x%x\n", __func__, err); } return err; } static int mlx5e_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pauseparam) { struct mlx5e_priv *priv = netdev_priv(netdev); return mlx5e_ethtool_set_pauseparam(priv, pauseparam); } int mlx5e_ethtool_get_ts_info(struct mlx5e_priv *priv, struct ethtool_ts_info *info) { struct mlx5_core_dev *mdev = priv->mdev; info->phc_index = mlx5_clock_get_ptp_index(mdev); if (!MLX5_CAP_GEN(priv->mdev, device_frequency_khz) || info->phc_index == -1) 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; } 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); } 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; } static __u32 mlx5e_reformat_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; } static u8 mlx5e_reformat_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; } 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_reformat_wol_mode_mlx5_to_linux(mlx5_wol_mode); } 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_reformat_wol_mode_linux_to_mlx5(wol->wolopts); return mlx5_set_port_wol(mdev, mlx5_wol_mode); } static void mlx5e_get_fec_stats(struct net_device *netdev, struct ethtool_fec_stats *fec_stats) { struct mlx5e_priv *priv = netdev_priv(netdev); mlx5e_stats_fec_get(priv, fec_stats); } static int mlx5e_get_fecparam(struct net_device *netdev, struct ethtool_fecparam *fecparam) { struct mlx5e_priv *priv = netdev_priv(netdev); struct mlx5_core_dev *mdev = priv->mdev; u16 fec_configured; u32 fec_active; int err; err = mlx5e_get_fec_mode(mdev, &fec_active, &fec_configured); if (err) return err; fecparam->active_fec = pplm2ethtool_fec((unsigned long)fec_active, sizeof(unsigned long) * BITS_PER_BYTE); if (!fecparam->active_fec) return -EOPNOTSUPP; fecparam->fec = pplm2ethtool_fec((unsigned long)fec_configured, sizeof(unsigned long) * BITS_PER_BYTE); return 0; } static int mlx5e_set_fecparam(struct net_device *netdev, struct ethtool_fecparam *fecparam) { struct mlx5e_priv *priv = netdev_priv(netdev); struct mlx5_core_dev *mdev = priv->mdev; unsigned long fec_bitmap; u16 fec_policy = 0; int mode; int err; bitmap_from_arr32(&fec_bitmap, &fecparam->fec, sizeof(fecparam->fec) * BITS_PER_BYTE); if (bitmap_weight(&fec_bitmap, ETHTOOL_FEC_LLRS_BIT + 1) > 1) return -EOPNOTSUPP; for (mode = 0; mode < ARRAY_SIZE(pplm_fec_2_ethtool); mode++) { if (!(pplm_fec_2_ethtool[mode] & fecparam->fec)) continue; fec_policy |= (1 << mode); break; } err = mlx5e_set_fec_mode(mdev, fec_policy); if (err) return err; mlx5_toggle_port_link(mdev); return 0; } static u32 mlx5e_get_msglevel(struct net_device *dev) { return ((struct mlx5e_priv *)netdev_priv(dev))->msglevel; } static void mlx5e_set_msglevel(struct net_device *dev, u32 val) { ((struct mlx5e_priv *)netdev_priv(dev))->msglevel = val; } 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); } 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] = {0}; 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_MAX_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_MAX_LEN; } else { modinfo->type = ETH_MODULE_SFF_8436; modinfo->eeprom_len = ETH_MODULE_SFF_8436_MAX_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; } 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; } static int mlx5e_get_module_eeprom_by_page(struct net_device *netdev, const struct ethtool_module_eeprom *page_data, struct netlink_ext_ack *extack) { struct mlx5e_priv *priv = netdev_priv(netdev); struct mlx5_module_eeprom_query_params query; struct mlx5_core_dev *mdev = priv->mdev; u8 *data = page_data->data; int size_read; int i = 0; if (!page_data->length) return -EINVAL; memset(data, 0, page_data->length); query.offset = page_data->offset; query.i2c_address = page_data->i2c_address; query.bank = page_data->bank; query.page = page_data->page; while (i < page_data->length) { query.size = page_data->length - i; size_read = mlx5_query_module_eeprom_by_page(mdev, &query, data + i); /* Done reading, return how many bytes was read */ if (!size_read) return i; if (size_read == -EINVAL) return -EINVAL; if (size_read < 0) { netdev_err(priv->netdev, "%s: mlx5_query_module_eeprom_by_page failed:0x%x\n", __func__, size_read); return i; } i += size_read; query.offset += size_read; } return i; } 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, NULL); release_firmware(fw); rtnl_lock(); dev_put(dev); return err; } 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); } 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_params new_params; bool mode_changed; u8 cq_period_mode, current_cq_period_mode; 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_params = priv->channels.params; if (is_rx_cq) mlx5e_set_rx_cq_mode_params(&new_params, cq_period_mode); else mlx5e_set_tx_cq_mode_params(&new_params, cq_period_mode); return mlx5e_safe_switch_params(priv, &new_params, NULL, NULL, true); } static int set_pflag_tx_cqe_based_moder(struct net_device *netdev, bool enable) { return set_pflag_cqe_based_moder(netdev, enable, false); } static int set_pflag_rx_cqe_based_moder(struct net_device *netdev, bool enable) { return set_pflag_cqe_based_moder(netdev, enable, true); } int mlx5e_modify_rx_cqe_compression_locked(struct mlx5e_priv *priv, bool new_val, bool rx_filter) { bool curr_val = MLX5E_GET_PFLAG(&priv->channels.params, MLX5E_PFLAG_RX_CQE_COMPRESS); struct mlx5e_params new_params; int err = 0; if (!MLX5_CAP_GEN(priv->mdev, cqe_compression)) return new_val ? -EOPNOTSUPP : 0; if (curr_val == new_val) return 0; if (new_val && !priv->profile->rx_ptp_support && rx_filter) { netdev_err(priv->netdev, "Profile doesn't support enabling of CQE compression while hardware time-stamping is enabled.\n"); return -EINVAL; } new_params = priv->channels.params; MLX5E_SET_PFLAG(&new_params, MLX5E_PFLAG_RX_CQE_COMPRESS, new_val); if (rx_filter) new_params.ptp_rx = new_val; if (new_params.ptp_rx == priv->channels.params.ptp_rx) err = mlx5e_safe_switch_params(priv, &new_params, NULL, NULL, true); else err = mlx5e_safe_switch_params(priv, &new_params, mlx5e_ptp_rx_manage_fs_ctx, &new_params.ptp_rx, true); if (err) return err; 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; } 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; bool rx_filter; int err; if (!MLX5_CAP_GEN(mdev, cqe_compression)) return -EOPNOTSUPP; rx_filter = priv->tstamp.rx_filter != HWTSTAMP_FILTER_NONE; err = mlx5e_modify_rx_cqe_compression_locked(priv, enable, rx_filter); if (err) return err; priv->channels.params.rx_cqe_compress_def = enable; return 0; } static int set_pflag_rx_striding_rq(struct net_device *netdev, bool enable) { struct mlx5e_priv *priv = netdev_priv(netdev); struct mlx5_core_dev *mdev = priv->mdev; struct mlx5e_params new_params; if (enable) { if (!mlx5e_check_fragmented_striding_rq_cap(mdev)) return -EOPNOTSUPP; if (!mlx5e_striding_rq_possible(mdev, &priv->channels.params)) return -EINVAL; } else if (priv->channels.params.lro_en) { netdev_warn(netdev, "Can't set legacy RQ with LRO, disable LRO first\n"); return -EINVAL; } new_params = priv->channels.params; MLX5E_SET_PFLAG(&new_params, MLX5E_PFLAG_RX_STRIDING_RQ, enable); mlx5e_set_rq_type(mdev, &new_params); return mlx5e_safe_switch_params(priv, &new_params, NULL, NULL, true); } static int set_pflag_rx_no_csum_complete(struct net_device *netdev, bool enable) { struct mlx5e_priv *priv = netdev_priv(netdev); struct mlx5e_channels *channels = &priv->channels; struct mlx5e_channel *c; int i; if (!test_bit(MLX5E_STATE_OPENED, &priv->state) || priv->channels.params.xdp_prog) return 0; for (i = 0; i < channels->num; i++) { c = channels->c[i]; if (enable) __set_bit(MLX5E_RQ_STATE_NO_CSUM_COMPLETE, &c->rq.state); else __clear_bit(MLX5E_RQ_STATE_NO_CSUM_COMPLETE, &c->rq.state); } return 0; } static int set_pflag_tx_mpwqe_common(struct net_device *netdev, u32 flag, bool enable) { struct mlx5e_priv *priv = netdev_priv(netdev); struct mlx5_core_dev *mdev = priv->mdev; struct mlx5e_params new_params; if (enable && !mlx5e_tx_mpwqe_supported(mdev)) return -EOPNOTSUPP; new_params = priv->channels.params; MLX5E_SET_PFLAG(&new_params, flag, enable); return mlx5e_safe_switch_params(priv, &new_params, NULL, NULL, true); } static int set_pflag_xdp_tx_mpwqe(struct net_device *netdev, bool enable) { return set_pflag_tx_mpwqe_common(netdev, MLX5E_PFLAG_XDP_TX_MPWQE, enable); } static int set_pflag_skb_tx_mpwqe(struct net_device *netdev, bool enable) { return set_pflag_tx_mpwqe_common(netdev, MLX5E_PFLAG_SKB_TX_MPWQE, enable); } static int set_pflag_tx_port_ts(struct net_device *netdev, bool enable) { struct mlx5e_priv *priv = netdev_priv(netdev); struct mlx5_core_dev *mdev = priv->mdev; struct mlx5e_params new_params; int err; if (!MLX5_CAP_GEN(mdev, ts_cqe_to_dest_cqn)) return -EOPNOTSUPP; /* Don't allow changing the PTP state if HTB offload is active, because * the numeration of the QoS SQs will change, while per-queue qdiscs are * attached. */ if (priv->htb.maj_id) { netdev_err(priv->netdev, "%s: HTB offload is active, cannot change the PTP state\n", __func__); return -EINVAL; } new_params = priv->channels.params; /* Don't allow enabling TX-port-TS if MQPRIO mode channel offload is * active, since it defines explicitly which TC accepts the packet. * This conflicts with TX-port-TS hijacking the PTP traffic to a specific * HW TX-queue. */ if (enable && new_params.mqprio.mode == TC_MQPRIO_MODE_CHANNEL) { netdev_err(priv->netdev, "%s: MQPRIO mode channel offload is active, cannot set the TX-port-TS\n", __func__); return -EINVAL; } MLX5E_SET_PFLAG(&new_params, MLX5E_PFLAG_TX_PORT_TS, enable); /* No need to verify SQ stop room as * ptpsq.txqsq.stop_room <= generic_sq->stop_room, and both * has the same log_sq_size. */ err = mlx5e_safe_switch_params(priv, &new_params, mlx5e_num_channels_changed_ctx, NULL, true); if (!err) priv->tx_ptp_opened = true; return err; } static const struct pflag_desc mlx5e_priv_flags[MLX5E_NUM_PFLAGS] = { { "rx_cqe_moder", set_pflag_rx_cqe_based_moder }, { "tx_cqe_moder", set_pflag_tx_cqe_based_moder }, { "rx_cqe_compress", set_pflag_rx_cqe_compress }, { "rx_striding_rq", set_pflag_rx_striding_rq }, { "rx_no_csum_complete", set_pflag_rx_no_csum_complete }, { "xdp_tx_mpwqe", set_pflag_xdp_tx_mpwqe }, { "skb_tx_mpwqe", set_pflag_skb_tx_mpwqe }, { "tx_port_ts", set_pflag_tx_port_ts }, }; static int mlx5e_handle_pflag(struct net_device *netdev, u32 wanted_flags, enum mlx5e_priv_flag flag) { struct mlx5e_priv *priv = netdev_priv(netdev); bool enable = !!(wanted_flags & BIT(flag)); u32 changes = wanted_flags ^ priv->channels.params.pflags; int err; if (!(changes & BIT(flag))) return 0; err = mlx5e_priv_flags[flag].handler(netdev, enable); if (err) { netdev_err(netdev, "%s private flag '%s' failed err %d\n", enable ? "Enable" : "Disable", mlx5e_priv_flags[flag].name, err); return err; } MLX5E_SET_PFLAG(&priv->channels.params, flag, enable); return 0; } static int mlx5e_set_priv_flags(struct net_device *netdev, u32 pflags) { struct mlx5e_priv *priv = netdev_priv(netdev); enum mlx5e_priv_flag pflag; int err; mutex_lock(&priv->state_lock); for (pflag = 0; pflag < MLX5E_NUM_PFLAGS; pflag++) { err = mlx5e_handle_pflag(netdev, pflags, pflag); if (err) break; } mutex_unlock(&priv->state_lock); /* Need to fix some features.. */ netdev_update_features(netdev); return err; } static u32 mlx5e_get_priv_flags(struct net_device *netdev) { struct mlx5e_priv *priv = netdev_priv(netdev); return priv->channels.params.pflags; } int mlx5e_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *info, u32 *rule_locs) { struct mlx5e_priv *priv = netdev_priv(dev); /* ETHTOOL_GRXRINGS is needed by ethtool -x which is not part * of rxnfc. We keep this logic out of mlx5e_ethtool_get_rxnfc, * to avoid breaking "ethtool -x" when mlx5e_ethtool_get_rxnfc * is compiled out via CONFIG_MLX5_EN_RXNFC=n. */ if (info->cmd == ETHTOOL_GRXRINGS) { info->data = priv->channels.params.num_channels; return 0; } return mlx5e_ethtool_get_rxnfc(dev, info, rule_locs); } int mlx5e_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd) { return mlx5e_ethtool_set_rxnfc(dev, cmd); } static int query_port_status_opcode(struct mlx5_core_dev *mdev, u32 *status_opcode) { struct mlx5_ifc_pddr_troubleshooting_page_bits *pddr_troubleshooting_page; u32 in[MLX5_ST_SZ_DW(pddr_reg)] = {}; u32 out[MLX5_ST_SZ_DW(pddr_reg)]; int err; MLX5_SET(pddr_reg, in, local_port, 1); MLX5_SET(pddr_reg, in, page_select, MLX5_PDDR_REG_PAGE_SELECT_TROUBLESHOOTING_INFO_PAGE); pddr_troubleshooting_page = MLX5_ADDR_OF(pddr_reg, in, page_data); MLX5_SET(pddr_troubleshooting_page, pddr_troubleshooting_page, group_opcode, MLX5_PDDR_REG_TRBLSH_GROUP_OPCODE_MONITOR); err = mlx5_core_access_reg(mdev, in, sizeof(in), out, sizeof(out), MLX5_REG_PDDR, 0, 0); if (err) return err; pddr_troubleshooting_page = MLX5_ADDR_OF(pddr_reg, out, page_data); *status_opcode = MLX5_GET(pddr_troubleshooting_page, pddr_troubleshooting_page, status_opcode); return 0; } struct mlx5e_ethtool_link_ext_state_opcode_mapping { u32 status_opcode; enum ethtool_link_ext_state link_ext_state; u8 link_ext_substate; }; static const struct mlx5e_ethtool_link_ext_state_opcode_mapping mlx5e_link_ext_state_opcode_map[] = { /* States relating to the autonegotiation or issues therein */ {2, ETHTOOL_LINK_EXT_STATE_AUTONEG, ETHTOOL_LINK_EXT_SUBSTATE_AN_NO_PARTNER_DETECTED}, {3, ETHTOOL_LINK_EXT_STATE_AUTONEG, ETHTOOL_LINK_EXT_SUBSTATE_AN_ACK_NOT_RECEIVED}, {4, ETHTOOL_LINK_EXT_STATE_AUTONEG, ETHTOOL_LINK_EXT_SUBSTATE_AN_NEXT_PAGE_EXCHANGE_FAILED}, {36, ETHTOOL_LINK_EXT_STATE_AUTONEG, ETHTOOL_LINK_EXT_SUBSTATE_AN_NO_PARTNER_DETECTED_FORCE_MODE}, {38, ETHTOOL_LINK_EXT_STATE_AUTONEG, ETHTOOL_LINK_EXT_SUBSTATE_AN_FEC_MISMATCH_DURING_OVERRIDE}, {39, ETHTOOL_LINK_EXT_STATE_AUTONEG, ETHTOOL_LINK_EXT_SUBSTATE_AN_NO_HCD}, /* Failure during link training */ {5, ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE, ETHTOOL_LINK_EXT_SUBSTATE_LT_KR_FRAME_LOCK_NOT_ACQUIRED}, {6, ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE, ETHTOOL_LINK_EXT_SUBSTATE_LT_KR_LINK_INHIBIT_TIMEOUT}, {7, ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE, ETHTOOL_LINK_EXT_SUBSTATE_LT_KR_LINK_PARTNER_DID_NOT_SET_RECEIVER_READY}, {8, ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE, 0}, {14, ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE, ETHTOOL_LINK_EXT_SUBSTATE_LT_REMOTE_FAULT}, /* Logical mismatch in physical coding sublayer or forward error correction sublayer */ {9, ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH, ETHTOOL_LINK_EXT_SUBSTATE_LLM_PCS_DID_NOT_ACQUIRE_BLOCK_LOCK}, {10, ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH, ETHTOOL_LINK_EXT_SUBSTATE_LLM_PCS_DID_NOT_ACQUIRE_AM_LOCK}, {11, ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH, ETHTOOL_LINK_EXT_SUBSTATE_LLM_PCS_DID_NOT_GET_ALIGN_STATUS}, {12, ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH, ETHTOOL_LINK_EXT_SUBSTATE_LLM_FC_FEC_IS_NOT_LOCKED}, {13, ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH, ETHTOOL_LINK_EXT_SUBSTATE_LLM_RS_FEC_IS_NOT_LOCKED}, /* Signal integrity issues */ {15, ETHTOOL_LINK_EXT_STATE_BAD_SIGNAL_INTEGRITY, 0}, {17, ETHTOOL_LINK_EXT_STATE_BAD_SIGNAL_INTEGRITY, ETHTOOL_LINK_EXT_SUBSTATE_BSI_LARGE_NUMBER_OF_PHYSICAL_ERRORS}, {42, ETHTOOL_LINK_EXT_STATE_BAD_SIGNAL_INTEGRITY, ETHTOOL_LINK_EXT_SUBSTATE_BSI_UNSUPPORTED_RATE}, /* No cable connected */ {1024, ETHTOOL_LINK_EXT_STATE_NO_CABLE, 0}, /* Failure is related to cable, e.g., unsupported cable */ {16, ETHTOOL_LINK_EXT_STATE_CABLE_ISSUE, ETHTOOL_LINK_EXT_SUBSTATE_CI_UNSUPPORTED_CABLE}, {20, ETHTOOL_LINK_EXT_STATE_CABLE_ISSUE, ETHTOOL_LINK_EXT_SUBSTATE_CI_UNSUPPORTED_CABLE}, {29, ETHTOOL_LINK_EXT_STATE_CABLE_ISSUE, ETHTOOL_LINK_EXT_SUBSTATE_CI_UNSUPPORTED_CABLE}, {1025, ETHTOOL_LINK_EXT_STATE_CABLE_ISSUE, ETHTOOL_LINK_EXT_SUBSTATE_CI_UNSUPPORTED_CABLE}, {1029, ETHTOOL_LINK_EXT_STATE_CABLE_ISSUE, ETHTOOL_LINK_EXT_SUBSTATE_CI_UNSUPPORTED_CABLE}, {1031, ETHTOOL_LINK_EXT_STATE_CABLE_ISSUE, 0}, /* Failure is related to EEPROM, e.g., failure during reading or parsing the data */ {1027, ETHTOOL_LINK_EXT_STATE_EEPROM_ISSUE, 0}, /* Failure during calibration algorithm */ {23, ETHTOOL_LINK_EXT_STATE_CALIBRATION_FAILURE, 0}, /* The hardware is not able to provide the power required from cable or module */ {1032, ETHTOOL_LINK_EXT_STATE_POWER_BUDGET_EXCEEDED, 0}, /* The module is overheated */ {1030, ETHTOOL_LINK_EXT_STATE_OVERHEAT, 0}, }; static void mlx5e_set_link_ext_state(struct mlx5e_ethtool_link_ext_state_opcode_mapping link_ext_state_mapping, struct ethtool_link_ext_state_info *link_ext_state_info) { switch (link_ext_state_mapping.link_ext_state) { case ETHTOOL_LINK_EXT_STATE_AUTONEG: link_ext_state_info->autoneg = link_ext_state_mapping.link_ext_substate; break; case ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE: link_ext_state_info->link_training = link_ext_state_mapping.link_ext_substate; break; case ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH: link_ext_state_info->link_logical_mismatch = link_ext_state_mapping.link_ext_substate; break; case ETHTOOL_LINK_EXT_STATE_BAD_SIGNAL_INTEGRITY: link_ext_state_info->bad_signal_integrity = link_ext_state_mapping.link_ext_substate; break; case ETHTOOL_LINK_EXT_STATE_CABLE_ISSUE: link_ext_state_info->cable_issue = link_ext_state_mapping.link_ext_substate; break; default: break; } link_ext_state_info->link_ext_state = link_ext_state_mapping.link_ext_state; } static int mlx5e_get_link_ext_state(struct net_device *dev, struct ethtool_link_ext_state_info *link_ext_state_info) { struct mlx5e_ethtool_link_ext_state_opcode_mapping link_ext_state_mapping; struct mlx5e_priv *priv = netdev_priv(dev); u32 status_opcode = 0; int i; /* Exit without data if the interface state is OK, since no extended data is * available in such case */ if (netif_carrier_ok(dev)) return -ENODATA; if (query_port_status_opcode(priv->mdev, &status_opcode) || !status_opcode) return -ENODATA; for (i = 0; i < ARRAY_SIZE(mlx5e_link_ext_state_opcode_map); i++) { link_ext_state_mapping = mlx5e_link_ext_state_opcode_map[i]; if (link_ext_state_mapping.status_opcode == status_opcode) { mlx5e_set_link_ext_state(link_ext_state_mapping, link_ext_state_info); return 0; } } return -ENODATA; } static void mlx5e_get_eth_phy_stats(struct net_device *netdev, struct ethtool_eth_phy_stats *phy_stats) { struct mlx5e_priv *priv = netdev_priv(netdev); mlx5e_stats_eth_phy_get(priv, phy_stats); } static void mlx5e_get_eth_mac_stats(struct net_device *netdev, struct ethtool_eth_mac_stats *mac_stats) { struct mlx5e_priv *priv = netdev_priv(netdev); mlx5e_stats_eth_mac_get(priv, mac_stats); } static void mlx5e_get_eth_ctrl_stats(struct net_device *netdev, struct ethtool_eth_ctrl_stats *ctrl_stats) { struct mlx5e_priv *priv = netdev_priv(netdev); mlx5e_stats_eth_ctrl_get(priv, ctrl_stats); } static void mlx5e_get_rmon_stats(struct net_device *netdev, struct ethtool_rmon_stats *rmon_stats, const struct ethtool_rmon_hist_range **ranges) { struct mlx5e_priv *priv = netdev_priv(netdev); mlx5e_stats_rmon_get(priv, rmon_stats, ranges); } const struct ethtool_ops mlx5e_ethtool_ops = { .supported_coalesce_params = ETHTOOL_COALESCE_USECS | ETHTOOL_COALESCE_MAX_FRAMES | ETHTOOL_COALESCE_USE_ADAPTIVE, .get_drvinfo = mlx5e_get_drvinfo, .get_link = ethtool_op_get_link, .get_link_ext_state = mlx5e_get_link_ext_state, .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_rxfh_context = mlx5e_get_rxfh_context, .set_rxfh_context = mlx5e_set_rxfh_context, .get_rxnfc = mlx5e_get_rxnfc, .set_rxnfc = mlx5e_set_rxnfc, .get_tunable = mlx5e_get_tunable, .set_tunable = mlx5e_set_tunable, .get_pause_stats = mlx5e_get_pause_stats, .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_module_eeprom_by_page = mlx5e_get_module_eeprom_by_page, .flash_device = mlx5e_flash_device, .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, .get_fec_stats = mlx5e_get_fec_stats, .get_fecparam = mlx5e_get_fecparam, .set_fecparam = mlx5e_set_fecparam, .get_eth_phy_stats = mlx5e_get_eth_phy_stats, .get_eth_mac_stats = mlx5e_get_eth_mac_stats, .get_eth_ctrl_stats = mlx5e_get_eth_ctrl_stats, .get_rmon_stats = mlx5e_get_rmon_stats, };
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