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2182 lines
61 KiB
2182 lines
61 KiB
/* |
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* Copyright (c) 2007 Mellanox Technologies. All rights reserved. |
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* |
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* This software is available to you under a choice of one of two |
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* licenses. You may choose to be licensed under the terms of the GNU |
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* General Public License (GPL) Version 2, available from the file |
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* COPYING in the main directory of this source tree, or the |
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* OpenIB.org BSD license below: |
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* |
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* Redistribution and use in source and binary forms, with or |
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* without modification, are permitted provided that the following |
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* conditions are met: |
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* |
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* - Redistributions of source code must retain the above |
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* copyright notice, this list of conditions and the following |
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* disclaimer. |
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* |
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* - Redistributions in binary form must reproduce the above |
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* copyright notice, this list of conditions and the following |
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* disclaimer in the documentation and/or other materials |
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* provided with the distribution. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS |
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN |
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
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* SOFTWARE. |
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* |
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*/ |
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|
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#include <linux/kernel.h> |
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#include <linux/ethtool.h> |
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#include <linux/netdevice.h> |
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#include <linux/mlx4/driver.h> |
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#include <linux/mlx4/device.h> |
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#include <linux/in.h> |
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#include <net/ip.h> |
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#include <linux/bitmap.h> |
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|
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#include "mlx4_en.h" |
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#include "en_port.h" |
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|
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#define EN_ETHTOOL_QP_ATTACH (1ull << 63) |
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#define EN_ETHTOOL_SHORT_MASK cpu_to_be16(0xffff) |
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#define EN_ETHTOOL_WORD_MASK cpu_to_be32(0xffffffff) |
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|
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int mlx4_en_moderation_update(struct mlx4_en_priv *priv) |
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{ |
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int i, t; |
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int err = 0; |
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|
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for (t = 0 ; t < MLX4_EN_NUM_TX_TYPES; t++) { |
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for (i = 0; i < priv->tx_ring_num[t]; i++) { |
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priv->tx_cq[t][i]->moder_cnt = priv->tx_frames; |
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priv->tx_cq[t][i]->moder_time = priv->tx_usecs; |
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if (priv->port_up) { |
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err = mlx4_en_set_cq_moder(priv, |
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priv->tx_cq[t][i]); |
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if (err) |
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return err; |
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} |
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} |
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} |
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|
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if (priv->adaptive_rx_coal) |
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return 0; |
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|
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for (i = 0; i < priv->rx_ring_num; i++) { |
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priv->rx_cq[i]->moder_cnt = priv->rx_frames; |
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priv->rx_cq[i]->moder_time = priv->rx_usecs; |
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priv->last_moder_time[i] = MLX4_EN_AUTO_CONF; |
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if (priv->port_up) { |
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err = mlx4_en_set_cq_moder(priv, priv->rx_cq[i]); |
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if (err) |
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return err; |
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} |
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} |
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|
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return err; |
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} |
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|
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static void |
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mlx4_en_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo) |
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{ |
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struct mlx4_en_priv *priv = netdev_priv(dev); |
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struct mlx4_en_dev *mdev = priv->mdev; |
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|
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strlcpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver)); |
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strlcpy(drvinfo->version, DRV_VERSION, |
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sizeof(drvinfo->version)); |
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snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version), |
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"%d.%d.%d", |
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(u16) (mdev->dev->caps.fw_ver >> 32), |
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(u16) ((mdev->dev->caps.fw_ver >> 16) & 0xffff), |
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(u16) (mdev->dev->caps.fw_ver & 0xffff)); |
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strlcpy(drvinfo->bus_info, pci_name(mdev->dev->persist->pdev), |
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sizeof(drvinfo->bus_info)); |
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} |
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|
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static const char mlx4_en_priv_flags[][ETH_GSTRING_LEN] = { |
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"blueflame", |
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"phv-bit" |
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}; |
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|
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static const char main_strings[][ETH_GSTRING_LEN] = { |
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/* main statistics */ |
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"rx_packets", "tx_packets", "rx_bytes", "tx_bytes", "rx_errors", |
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"tx_errors", "rx_dropped", "tx_dropped", "multicast", "collisions", |
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"rx_length_errors", "rx_over_errors", "rx_crc_errors", |
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"rx_frame_errors", "rx_fifo_errors", "rx_missed_errors", |
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"tx_aborted_errors", "tx_carrier_errors", "tx_fifo_errors", |
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"tx_heartbeat_errors", "tx_window_errors", |
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|
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/* port statistics */ |
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"tso_packets", |
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"xmit_more", |
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"queue_stopped", "wake_queue", "tx_timeout", "rx_alloc_pages", |
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"rx_csum_good", "rx_csum_none", "rx_csum_complete", "tx_chksum_offload", |
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|
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/* pf statistics */ |
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"pf_rx_packets", |
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"pf_rx_bytes", |
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"pf_tx_packets", |
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"pf_tx_bytes", |
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|
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/* priority flow control statistics rx */ |
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"rx_pause_prio_0", "rx_pause_duration_prio_0", |
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"rx_pause_transition_prio_0", |
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"rx_pause_prio_1", "rx_pause_duration_prio_1", |
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"rx_pause_transition_prio_1", |
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"rx_pause_prio_2", "rx_pause_duration_prio_2", |
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"rx_pause_transition_prio_2", |
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"rx_pause_prio_3", "rx_pause_duration_prio_3", |
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"rx_pause_transition_prio_3", |
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"rx_pause_prio_4", "rx_pause_duration_prio_4", |
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"rx_pause_transition_prio_4", |
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"rx_pause_prio_5", "rx_pause_duration_prio_5", |
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"rx_pause_transition_prio_5", |
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"rx_pause_prio_6", "rx_pause_duration_prio_6", |
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"rx_pause_transition_prio_6", |
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"rx_pause_prio_7", "rx_pause_duration_prio_7", |
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"rx_pause_transition_prio_7", |
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|
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/* flow control statistics rx */ |
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"rx_pause", "rx_pause_duration", "rx_pause_transition", |
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|
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/* priority flow control statistics tx */ |
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"tx_pause_prio_0", "tx_pause_duration_prio_0", |
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"tx_pause_transition_prio_0", |
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"tx_pause_prio_1", "tx_pause_duration_prio_1", |
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"tx_pause_transition_prio_1", |
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"tx_pause_prio_2", "tx_pause_duration_prio_2", |
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"tx_pause_transition_prio_2", |
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"tx_pause_prio_3", "tx_pause_duration_prio_3", |
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"tx_pause_transition_prio_3", |
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"tx_pause_prio_4", "tx_pause_duration_prio_4", |
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"tx_pause_transition_prio_4", |
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"tx_pause_prio_5", "tx_pause_duration_prio_5", |
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"tx_pause_transition_prio_5", |
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"tx_pause_prio_6", "tx_pause_duration_prio_6", |
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"tx_pause_transition_prio_6", |
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"tx_pause_prio_7", "tx_pause_duration_prio_7", |
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"tx_pause_transition_prio_7", |
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|
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/* flow control statistics tx */ |
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"tx_pause", "tx_pause_duration", "tx_pause_transition", |
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|
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/* packet statistics */ |
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"rx_multicast_packets", |
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"rx_broadcast_packets", |
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"rx_jabbers", |
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"rx_in_range_length_error", |
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"rx_out_range_length_error", |
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"tx_multicast_packets", |
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"tx_broadcast_packets", |
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"rx_prio_0_packets", "rx_prio_0_bytes", |
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"rx_prio_1_packets", "rx_prio_1_bytes", |
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"rx_prio_2_packets", "rx_prio_2_bytes", |
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"rx_prio_3_packets", "rx_prio_3_bytes", |
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"rx_prio_4_packets", "rx_prio_4_bytes", |
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"rx_prio_5_packets", "rx_prio_5_bytes", |
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"rx_prio_6_packets", "rx_prio_6_bytes", |
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"rx_prio_7_packets", "rx_prio_7_bytes", |
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"rx_novlan_packets", "rx_novlan_bytes", |
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"tx_prio_0_packets", "tx_prio_0_bytes", |
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"tx_prio_1_packets", "tx_prio_1_bytes", |
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"tx_prio_2_packets", "tx_prio_2_bytes", |
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"tx_prio_3_packets", "tx_prio_3_bytes", |
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"tx_prio_4_packets", "tx_prio_4_bytes", |
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"tx_prio_5_packets", "tx_prio_5_bytes", |
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"tx_prio_6_packets", "tx_prio_6_bytes", |
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"tx_prio_7_packets", "tx_prio_7_bytes", |
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"tx_novlan_packets", "tx_novlan_bytes", |
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|
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/* xdp statistics */ |
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"rx_xdp_drop", |
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"rx_xdp_tx", |
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"rx_xdp_tx_full", |
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|
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/* phy statistics */ |
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"rx_packets_phy", "rx_bytes_phy", |
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"tx_packets_phy", "tx_bytes_phy", |
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}; |
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|
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static const char mlx4_en_test_names[][ETH_GSTRING_LEN]= { |
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"Interrupt Test", |
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"Link Test", |
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"Speed Test", |
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"Register Test", |
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"Loopback Test", |
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}; |
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|
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static u32 mlx4_en_get_msglevel(struct net_device *dev) |
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{ |
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return ((struct mlx4_en_priv *) netdev_priv(dev))->msg_enable; |
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} |
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static void mlx4_en_set_msglevel(struct net_device *dev, u32 val) |
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{ |
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((struct mlx4_en_priv *) netdev_priv(dev))->msg_enable = val; |
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} |
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|
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static void mlx4_en_get_wol(struct net_device *netdev, |
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struct ethtool_wolinfo *wol) |
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{ |
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struct mlx4_en_priv *priv = netdev_priv(netdev); |
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struct mlx4_caps *caps = &priv->mdev->dev->caps; |
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int err = 0; |
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u64 config = 0; |
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u64 mask; |
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|
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if ((priv->port < 1) || (priv->port > 2)) { |
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en_err(priv, "Failed to get WoL information\n"); |
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return; |
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} |
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mask = (priv->port == 1) ? MLX4_DEV_CAP_FLAG_WOL_PORT1 : |
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MLX4_DEV_CAP_FLAG_WOL_PORT2; |
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|
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if (!(caps->flags & mask)) { |
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wol->supported = 0; |
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wol->wolopts = 0; |
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return; |
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} |
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|
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if (caps->wol_port[priv->port]) |
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wol->supported = WAKE_MAGIC; |
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else |
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wol->supported = 0; |
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|
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err = mlx4_wol_read(priv->mdev->dev, &config, priv->port); |
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if (err) { |
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en_err(priv, "Failed to get WoL information\n"); |
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return; |
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} |
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|
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if ((config & MLX4_EN_WOL_ENABLED) && (config & MLX4_EN_WOL_MAGIC)) |
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wol->wolopts = WAKE_MAGIC; |
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else |
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wol->wolopts = 0; |
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} |
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|
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static int mlx4_en_set_wol(struct net_device *netdev, |
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struct ethtool_wolinfo *wol) |
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{ |
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struct mlx4_en_priv *priv = netdev_priv(netdev); |
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u64 config = 0; |
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int err = 0; |
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u64 mask; |
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|
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if ((priv->port < 1) || (priv->port > 2)) |
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return -EOPNOTSUPP; |
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mask = (priv->port == 1) ? MLX4_DEV_CAP_FLAG_WOL_PORT1 : |
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MLX4_DEV_CAP_FLAG_WOL_PORT2; |
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|
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if (!(priv->mdev->dev->caps.flags & mask)) |
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return -EOPNOTSUPP; |
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|
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if (wol->supported & ~WAKE_MAGIC) |
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return -EINVAL; |
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err = mlx4_wol_read(priv->mdev->dev, &config, priv->port); |
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if (err) { |
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en_err(priv, "Failed to get WoL info, unable to modify\n"); |
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return err; |
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} |
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|
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if (wol->wolopts & WAKE_MAGIC) { |
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config |= MLX4_EN_WOL_DO_MODIFY | MLX4_EN_WOL_ENABLED | |
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MLX4_EN_WOL_MAGIC; |
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} else { |
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config &= ~(MLX4_EN_WOL_ENABLED | MLX4_EN_WOL_MAGIC); |
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config |= MLX4_EN_WOL_DO_MODIFY; |
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} |
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|
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err = mlx4_wol_write(priv->mdev->dev, config, priv->port); |
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if (err) |
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en_err(priv, "Failed to set WoL information\n"); |
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|
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return err; |
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} |
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|
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struct bitmap_iterator { |
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unsigned long *stats_bitmap; |
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unsigned int count; |
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unsigned int iterator; |
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bool advance_array; /* if set, force no increments */ |
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}; |
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|
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static inline void bitmap_iterator_init(struct bitmap_iterator *h, |
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unsigned long *stats_bitmap, |
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int count) |
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{ |
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h->iterator = 0; |
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h->advance_array = !bitmap_empty(stats_bitmap, count); |
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h->count = h->advance_array ? bitmap_weight(stats_bitmap, count) |
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: count; |
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h->stats_bitmap = stats_bitmap; |
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} |
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|
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static inline int bitmap_iterator_test(struct bitmap_iterator *h) |
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{ |
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return !h->advance_array ? 1 : test_bit(h->iterator, h->stats_bitmap); |
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} |
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|
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static inline int bitmap_iterator_inc(struct bitmap_iterator *h) |
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{ |
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return h->iterator++; |
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} |
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|
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static inline unsigned int |
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bitmap_iterator_count(struct bitmap_iterator *h) |
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{ |
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return h->count; |
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} |
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|
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static int mlx4_en_get_sset_count(struct net_device *dev, int sset) |
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{ |
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struct mlx4_en_priv *priv = netdev_priv(dev); |
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struct bitmap_iterator it; |
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|
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bitmap_iterator_init(&it, priv->stats_bitmap.bitmap, NUM_ALL_STATS); |
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|
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switch (sset) { |
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case ETH_SS_STATS: |
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return bitmap_iterator_count(&it) + |
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(priv->tx_ring_num[TX] * 2) + |
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(priv->rx_ring_num * (3 + NUM_XDP_STATS)); |
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case ETH_SS_TEST: |
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return MLX4_EN_NUM_SELF_TEST - !(priv->mdev->dev->caps.flags |
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& MLX4_DEV_CAP_FLAG_UC_LOOPBACK) * 2; |
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case ETH_SS_PRIV_FLAGS: |
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return ARRAY_SIZE(mlx4_en_priv_flags); |
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default: |
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return -EOPNOTSUPP; |
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} |
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} |
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|
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static void mlx4_en_get_ethtool_stats(struct net_device *dev, |
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struct ethtool_stats *stats, uint64_t *data) |
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{ |
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struct mlx4_en_priv *priv = netdev_priv(dev); |
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int index = 0; |
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int i; |
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struct bitmap_iterator it; |
|
|
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bitmap_iterator_init(&it, priv->stats_bitmap.bitmap, NUM_ALL_STATS); |
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|
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spin_lock_bh(&priv->stats_lock); |
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|
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mlx4_en_fold_software_stats(dev); |
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|
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for (i = 0; i < NUM_MAIN_STATS; i++, bitmap_iterator_inc(&it)) |
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if (bitmap_iterator_test(&it)) |
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data[index++] = ((unsigned long *)&dev->stats)[i]; |
|
|
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for (i = 0; i < NUM_PORT_STATS; i++, bitmap_iterator_inc(&it)) |
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if (bitmap_iterator_test(&it)) |
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data[index++] = ((unsigned long *)&priv->port_stats)[i]; |
|
|
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for (i = 0; i < NUM_PF_STATS; i++, bitmap_iterator_inc(&it)) |
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if (bitmap_iterator_test(&it)) |
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data[index++] = |
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((unsigned long *)&priv->pf_stats)[i]; |
|
|
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for (i = 0; i < NUM_FLOW_PRIORITY_STATS_RX; |
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i++, bitmap_iterator_inc(&it)) |
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if (bitmap_iterator_test(&it)) |
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data[index++] = |
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((u64 *)&priv->rx_priority_flowstats)[i]; |
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|
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for (i = 0; i < NUM_FLOW_STATS_RX; i++, bitmap_iterator_inc(&it)) |
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if (bitmap_iterator_test(&it)) |
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data[index++] = ((u64 *)&priv->rx_flowstats)[i]; |
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|
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for (i = 0; i < NUM_FLOW_PRIORITY_STATS_TX; |
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i++, bitmap_iterator_inc(&it)) |
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if (bitmap_iterator_test(&it)) |
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data[index++] = |
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((u64 *)&priv->tx_priority_flowstats)[i]; |
|
|
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for (i = 0; i < NUM_FLOW_STATS_TX; i++, bitmap_iterator_inc(&it)) |
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if (bitmap_iterator_test(&it)) |
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data[index++] = ((u64 *)&priv->tx_flowstats)[i]; |
|
|
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for (i = 0; i < NUM_PKT_STATS; i++, bitmap_iterator_inc(&it)) |
|
if (bitmap_iterator_test(&it)) |
|
data[index++] = ((unsigned long *)&priv->pkstats)[i]; |
|
|
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for (i = 0; i < NUM_XDP_STATS; i++, bitmap_iterator_inc(&it)) |
|
if (bitmap_iterator_test(&it)) |
|
data[index++] = ((unsigned long *)&priv->xdp_stats)[i]; |
|
|
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for (i = 0; i < NUM_PHY_STATS; i++, bitmap_iterator_inc(&it)) |
|
if (bitmap_iterator_test(&it)) |
|
data[index++] = ((unsigned long *)&priv->phy_stats)[i]; |
|
|
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for (i = 0; i < priv->tx_ring_num[TX]; i++) { |
|
data[index++] = priv->tx_ring[TX][i]->packets; |
|
data[index++] = priv->tx_ring[TX][i]->bytes; |
|
} |
|
for (i = 0; i < priv->rx_ring_num; i++) { |
|
data[index++] = priv->rx_ring[i]->packets; |
|
data[index++] = priv->rx_ring[i]->bytes; |
|
data[index++] = priv->rx_ring[i]->dropped; |
|
data[index++] = priv->rx_ring[i]->xdp_drop; |
|
data[index++] = priv->rx_ring[i]->xdp_tx; |
|
data[index++] = priv->rx_ring[i]->xdp_tx_full; |
|
} |
|
spin_unlock_bh(&priv->stats_lock); |
|
|
|
} |
|
|
|
static void mlx4_en_self_test(struct net_device *dev, |
|
struct ethtool_test *etest, u64 *buf) |
|
{ |
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mlx4_en_ex_selftest(dev, &etest->flags, buf); |
|
} |
|
|
|
static void mlx4_en_get_strings(struct net_device *dev, |
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uint32_t stringset, uint8_t *data) |
|
{ |
|
struct mlx4_en_priv *priv = netdev_priv(dev); |
|
int index = 0; |
|
int i, strings = 0; |
|
struct bitmap_iterator it; |
|
|
|
bitmap_iterator_init(&it, priv->stats_bitmap.bitmap, NUM_ALL_STATS); |
|
|
|
switch (stringset) { |
|
case ETH_SS_TEST: |
|
for (i = 0; i < MLX4_EN_NUM_SELF_TEST - 2; i++) |
|
strcpy(data + i * ETH_GSTRING_LEN, mlx4_en_test_names[i]); |
|
if (priv->mdev->dev->caps.flags & MLX4_DEV_CAP_FLAG_UC_LOOPBACK) |
|
for (; i < MLX4_EN_NUM_SELF_TEST; i++) |
|
strcpy(data + i * ETH_GSTRING_LEN, mlx4_en_test_names[i]); |
|
break; |
|
|
|
case ETH_SS_STATS: |
|
/* Add main counters */ |
|
for (i = 0; i < NUM_MAIN_STATS; i++, strings++, |
|
bitmap_iterator_inc(&it)) |
|
if (bitmap_iterator_test(&it)) |
|
strcpy(data + (index++) * ETH_GSTRING_LEN, |
|
main_strings[strings]); |
|
|
|
for (i = 0; i < NUM_PORT_STATS; i++, strings++, |
|
bitmap_iterator_inc(&it)) |
|
if (bitmap_iterator_test(&it)) |
|
strcpy(data + (index++) * ETH_GSTRING_LEN, |
|
main_strings[strings]); |
|
|
|
for (i = 0; i < NUM_PF_STATS; i++, strings++, |
|
bitmap_iterator_inc(&it)) |
|
if (bitmap_iterator_test(&it)) |
|
strcpy(data + (index++) * ETH_GSTRING_LEN, |
|
main_strings[strings]); |
|
|
|
for (i = 0; i < NUM_FLOW_STATS; i++, strings++, |
|
bitmap_iterator_inc(&it)) |
|
if (bitmap_iterator_test(&it)) |
|
strcpy(data + (index++) * ETH_GSTRING_LEN, |
|
main_strings[strings]); |
|
|
|
for (i = 0; i < NUM_PKT_STATS; i++, strings++, |
|
bitmap_iterator_inc(&it)) |
|
if (bitmap_iterator_test(&it)) |
|
strcpy(data + (index++) * ETH_GSTRING_LEN, |
|
main_strings[strings]); |
|
|
|
for (i = 0; i < NUM_XDP_STATS; i++, strings++, |
|
bitmap_iterator_inc(&it)) |
|
if (bitmap_iterator_test(&it)) |
|
strcpy(data + (index++) * ETH_GSTRING_LEN, |
|
main_strings[strings]); |
|
|
|
for (i = 0; i < NUM_PHY_STATS; i++, strings++, |
|
bitmap_iterator_inc(&it)) |
|
if (bitmap_iterator_test(&it)) |
|
strcpy(data + (index++) * ETH_GSTRING_LEN, |
|
main_strings[strings]); |
|
|
|
for (i = 0; i < priv->tx_ring_num[TX]; i++) { |
|
sprintf(data + (index++) * ETH_GSTRING_LEN, |
|
"tx%d_packets", i); |
|
sprintf(data + (index++) * ETH_GSTRING_LEN, |
|
"tx%d_bytes", i); |
|
} |
|
for (i = 0; i < priv->rx_ring_num; i++) { |
|
sprintf(data + (index++) * ETH_GSTRING_LEN, |
|
"rx%d_packets", i); |
|
sprintf(data + (index++) * ETH_GSTRING_LEN, |
|
"rx%d_bytes", i); |
|
sprintf(data + (index++) * ETH_GSTRING_LEN, |
|
"rx%d_dropped", i); |
|
sprintf(data + (index++) * ETH_GSTRING_LEN, |
|
"rx%d_xdp_drop", i); |
|
sprintf(data + (index++) * ETH_GSTRING_LEN, |
|
"rx%d_xdp_tx", i); |
|
sprintf(data + (index++) * ETH_GSTRING_LEN, |
|
"rx%d_xdp_tx_full", i); |
|
} |
|
break; |
|
case ETH_SS_PRIV_FLAGS: |
|
for (i = 0; i < ARRAY_SIZE(mlx4_en_priv_flags); i++) |
|
strcpy(data + i * ETH_GSTRING_LEN, |
|
mlx4_en_priv_flags[i]); |
|
break; |
|
|
|
} |
|
} |
|
|
|
static u32 mlx4_en_autoneg_get(struct net_device *dev) |
|
{ |
|
struct mlx4_en_priv *priv = netdev_priv(dev); |
|
struct mlx4_en_dev *mdev = priv->mdev; |
|
u32 autoneg = AUTONEG_DISABLE; |
|
|
|
if ((mdev->dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_ETH_BACKPL_AN_REP) && |
|
(priv->port_state.flags & MLX4_EN_PORT_ANE)) |
|
autoneg = AUTONEG_ENABLE; |
|
|
|
return autoneg; |
|
} |
|
|
|
static void ptys2ethtool_update_supported_port(unsigned long *mask, |
|
struct mlx4_ptys_reg *ptys_reg) |
|
{ |
|
u32 eth_proto = be32_to_cpu(ptys_reg->eth_proto_cap); |
|
|
|
if (eth_proto & (MLX4_PROT_MASK(MLX4_10GBASE_T) |
|
| MLX4_PROT_MASK(MLX4_1000BASE_T) |
|
| MLX4_PROT_MASK(MLX4_100BASE_TX))) { |
|
__set_bit(ETHTOOL_LINK_MODE_TP_BIT, mask); |
|
} else if (eth_proto & (MLX4_PROT_MASK(MLX4_10GBASE_CR) |
|
| MLX4_PROT_MASK(MLX4_10GBASE_SR) |
|
| MLX4_PROT_MASK(MLX4_56GBASE_SR4) |
|
| MLX4_PROT_MASK(MLX4_40GBASE_CR4) |
|
| MLX4_PROT_MASK(MLX4_40GBASE_SR4) |
|
| MLX4_PROT_MASK(MLX4_1000BASE_CX_SGMII))) { |
|
__set_bit(ETHTOOL_LINK_MODE_FIBRE_BIT, mask); |
|
} else if (eth_proto & (MLX4_PROT_MASK(MLX4_56GBASE_KR4) |
|
| MLX4_PROT_MASK(MLX4_40GBASE_KR4) |
|
| MLX4_PROT_MASK(MLX4_20GBASE_KR2) |
|
| MLX4_PROT_MASK(MLX4_10GBASE_KR) |
|
| MLX4_PROT_MASK(MLX4_10GBASE_KX4) |
|
| MLX4_PROT_MASK(MLX4_1000BASE_KX))) { |
|
__set_bit(ETHTOOL_LINK_MODE_Backplane_BIT, mask); |
|
} |
|
} |
|
|
|
static u32 ptys_get_active_port(struct mlx4_ptys_reg *ptys_reg) |
|
{ |
|
u32 eth_proto = be32_to_cpu(ptys_reg->eth_proto_oper); |
|
|
|
if (!eth_proto) /* link down */ |
|
eth_proto = be32_to_cpu(ptys_reg->eth_proto_cap); |
|
|
|
if (eth_proto & (MLX4_PROT_MASK(MLX4_10GBASE_T) |
|
| MLX4_PROT_MASK(MLX4_1000BASE_T) |
|
| MLX4_PROT_MASK(MLX4_100BASE_TX))) { |
|
return PORT_TP; |
|
} |
|
|
|
if (eth_proto & (MLX4_PROT_MASK(MLX4_10GBASE_SR) |
|
| MLX4_PROT_MASK(MLX4_56GBASE_SR4) |
|
| MLX4_PROT_MASK(MLX4_40GBASE_SR4) |
|
| MLX4_PROT_MASK(MLX4_1000BASE_CX_SGMII))) { |
|
return PORT_FIBRE; |
|
} |
|
|
|
if (eth_proto & (MLX4_PROT_MASK(MLX4_10GBASE_CR) |
|
| MLX4_PROT_MASK(MLX4_56GBASE_CR4) |
|
| MLX4_PROT_MASK(MLX4_40GBASE_CR4))) { |
|
return PORT_DA; |
|
} |
|
|
|
if (eth_proto & (MLX4_PROT_MASK(MLX4_56GBASE_KR4) |
|
| MLX4_PROT_MASK(MLX4_40GBASE_KR4) |
|
| MLX4_PROT_MASK(MLX4_20GBASE_KR2) |
|
| MLX4_PROT_MASK(MLX4_10GBASE_KR) |
|
| MLX4_PROT_MASK(MLX4_10GBASE_KX4) |
|
| MLX4_PROT_MASK(MLX4_1000BASE_KX))) { |
|
return PORT_NONE; |
|
} |
|
return PORT_OTHER; |
|
} |
|
|
|
#define MLX4_LINK_MODES_SZ \ |
|
(sizeof_field(struct mlx4_ptys_reg, eth_proto_cap) * 8) |
|
|
|
enum ethtool_report { |
|
SUPPORTED = 0, |
|
ADVERTISED = 1, |
|
}; |
|
|
|
struct ptys2ethtool_config { |
|
__ETHTOOL_DECLARE_LINK_MODE_MASK(supported); |
|
__ETHTOOL_DECLARE_LINK_MODE_MASK(advertised); |
|
u32 speed; |
|
}; |
|
|
|
static unsigned long *ptys2ethtool_link_mode(struct ptys2ethtool_config *cfg, |
|
enum ethtool_report report) |
|
{ |
|
switch (report) { |
|
case SUPPORTED: |
|
return cfg->supported; |
|
case ADVERTISED: |
|
return cfg->advertised; |
|
} |
|
return NULL; |
|
} |
|
|
|
#define MLX4_BUILD_PTYS2ETHTOOL_CONFIG(reg_, speed_, ...) \ |
|
({ \ |
|
struct ptys2ethtool_config *cfg; \ |
|
static const unsigned int modes[] = { __VA_ARGS__ }; \ |
|
unsigned int i; \ |
|
cfg = &ptys2ethtool_map[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); \ |
|
} \ |
|
}) |
|
|
|
/* Translates mlx4 link mode to equivalent ethtool Link modes/speed */ |
|
static struct ptys2ethtool_config ptys2ethtool_map[MLX4_LINK_MODES_SZ]; |
|
|
|
void __init mlx4_en_init_ptys2ethtool_map(void) |
|
{ |
|
MLX4_BUILD_PTYS2ETHTOOL_CONFIG(MLX4_100BASE_TX, SPEED_100, |
|
ETHTOOL_LINK_MODE_100baseT_Full_BIT); |
|
MLX4_BUILD_PTYS2ETHTOOL_CONFIG(MLX4_1000BASE_T, SPEED_1000, |
|
ETHTOOL_LINK_MODE_1000baseT_Full_BIT); |
|
MLX4_BUILD_PTYS2ETHTOOL_CONFIG(MLX4_1000BASE_CX_SGMII, SPEED_1000, |
|
ETHTOOL_LINK_MODE_1000baseKX_Full_BIT); |
|
MLX4_BUILD_PTYS2ETHTOOL_CONFIG(MLX4_1000BASE_KX, SPEED_1000, |
|
ETHTOOL_LINK_MODE_1000baseKX_Full_BIT); |
|
MLX4_BUILD_PTYS2ETHTOOL_CONFIG(MLX4_10GBASE_T, SPEED_10000, |
|
ETHTOOL_LINK_MODE_10000baseT_Full_BIT); |
|
MLX4_BUILD_PTYS2ETHTOOL_CONFIG(MLX4_10GBASE_CX4, SPEED_10000, |
|
ETHTOOL_LINK_MODE_10000baseKX4_Full_BIT); |
|
MLX4_BUILD_PTYS2ETHTOOL_CONFIG(MLX4_10GBASE_KX4, SPEED_10000, |
|
ETHTOOL_LINK_MODE_10000baseKX4_Full_BIT); |
|
MLX4_BUILD_PTYS2ETHTOOL_CONFIG(MLX4_10GBASE_KR, SPEED_10000, |
|
ETHTOOL_LINK_MODE_10000baseKR_Full_BIT); |
|
MLX4_BUILD_PTYS2ETHTOOL_CONFIG(MLX4_10GBASE_CR, SPEED_10000, |
|
ETHTOOL_LINK_MODE_10000baseKR_Full_BIT); |
|
MLX4_BUILD_PTYS2ETHTOOL_CONFIG(MLX4_10GBASE_SR, SPEED_10000, |
|
ETHTOOL_LINK_MODE_10000baseKR_Full_BIT); |
|
MLX4_BUILD_PTYS2ETHTOOL_CONFIG(MLX4_20GBASE_KR2, SPEED_20000, |
|
ETHTOOL_LINK_MODE_20000baseMLD2_Full_BIT, |
|
ETHTOOL_LINK_MODE_20000baseKR2_Full_BIT); |
|
MLX4_BUILD_PTYS2ETHTOOL_CONFIG(MLX4_40GBASE_CR4, SPEED_40000, |
|
ETHTOOL_LINK_MODE_40000baseCR4_Full_BIT); |
|
MLX4_BUILD_PTYS2ETHTOOL_CONFIG(MLX4_40GBASE_KR4, SPEED_40000, |
|
ETHTOOL_LINK_MODE_40000baseKR4_Full_BIT); |
|
MLX4_BUILD_PTYS2ETHTOOL_CONFIG(MLX4_40GBASE_SR4, SPEED_40000, |
|
ETHTOOL_LINK_MODE_40000baseSR4_Full_BIT); |
|
MLX4_BUILD_PTYS2ETHTOOL_CONFIG(MLX4_56GBASE_KR4, SPEED_56000, |
|
ETHTOOL_LINK_MODE_56000baseKR4_Full_BIT); |
|
MLX4_BUILD_PTYS2ETHTOOL_CONFIG(MLX4_56GBASE_CR4, SPEED_56000, |
|
ETHTOOL_LINK_MODE_56000baseCR4_Full_BIT); |
|
MLX4_BUILD_PTYS2ETHTOOL_CONFIG(MLX4_56GBASE_SR4, SPEED_56000, |
|
ETHTOOL_LINK_MODE_56000baseSR4_Full_BIT); |
|
}; |
|
|
|
static void ptys2ethtool_update_link_modes(unsigned long *link_modes, |
|
u32 eth_proto, |
|
enum ethtool_report report) |
|
{ |
|
int i; |
|
for (i = 0; i < MLX4_LINK_MODES_SZ; i++) { |
|
if (eth_proto & MLX4_PROT_MASK(i)) |
|
bitmap_or(link_modes, link_modes, |
|
ptys2ethtool_link_mode(&ptys2ethtool_map[i], |
|
report), |
|
__ETHTOOL_LINK_MODE_MASK_NBITS); |
|
} |
|
} |
|
|
|
static u32 ethtool2ptys_link_modes(const unsigned long *link_modes, |
|
enum ethtool_report report) |
|
{ |
|
int i; |
|
u32 ptys_modes = 0; |
|
|
|
for (i = 0; i < MLX4_LINK_MODES_SZ; i++) { |
|
if (bitmap_intersects( |
|
ptys2ethtool_link_mode(&ptys2ethtool_map[i], |
|
report), |
|
link_modes, |
|
__ETHTOOL_LINK_MODE_MASK_NBITS)) |
|
ptys_modes |= 1 << i; |
|
} |
|
return ptys_modes; |
|
} |
|
|
|
/* Convert actual speed (SPEED_XXX) to ptys link modes */ |
|
static u32 speed2ptys_link_modes(u32 speed) |
|
{ |
|
int i; |
|
u32 ptys_modes = 0; |
|
|
|
for (i = 0; i < MLX4_LINK_MODES_SZ; i++) { |
|
if (ptys2ethtool_map[i].speed == speed) |
|
ptys_modes |= 1 << i; |
|
} |
|
return ptys_modes; |
|
} |
|
|
|
static int |
|
ethtool_get_ptys_link_ksettings(struct net_device *dev, |
|
struct ethtool_link_ksettings *link_ksettings) |
|
{ |
|
struct mlx4_en_priv *priv = netdev_priv(dev); |
|
struct mlx4_ptys_reg ptys_reg; |
|
u32 eth_proto; |
|
int ret; |
|
|
|
memset(&ptys_reg, 0, sizeof(ptys_reg)); |
|
ptys_reg.local_port = priv->port; |
|
ptys_reg.proto_mask = MLX4_PTYS_EN; |
|
ret = mlx4_ACCESS_PTYS_REG(priv->mdev->dev, |
|
MLX4_ACCESS_REG_QUERY, &ptys_reg); |
|
if (ret) { |
|
en_warn(priv, "Failed to run mlx4_ACCESS_PTYS_REG status(%x)", |
|
ret); |
|
return ret; |
|
} |
|
en_dbg(DRV, priv, "ptys_reg.proto_mask %x\n", |
|
ptys_reg.proto_mask); |
|
en_dbg(DRV, priv, "ptys_reg.eth_proto_cap %x\n", |
|
be32_to_cpu(ptys_reg.eth_proto_cap)); |
|
en_dbg(DRV, priv, "ptys_reg.eth_proto_admin %x\n", |
|
be32_to_cpu(ptys_reg.eth_proto_admin)); |
|
en_dbg(DRV, priv, "ptys_reg.eth_proto_oper %x\n", |
|
be32_to_cpu(ptys_reg.eth_proto_oper)); |
|
en_dbg(DRV, priv, "ptys_reg.eth_proto_lp_adv %x\n", |
|
be32_to_cpu(ptys_reg.eth_proto_lp_adv)); |
|
|
|
/* reset supported/advertising masks */ |
|
ethtool_link_ksettings_zero_link_mode(link_ksettings, supported); |
|
ethtool_link_ksettings_zero_link_mode(link_ksettings, advertising); |
|
|
|
ptys2ethtool_update_supported_port(link_ksettings->link_modes.supported, |
|
&ptys_reg); |
|
|
|
eth_proto = be32_to_cpu(ptys_reg.eth_proto_cap); |
|
ptys2ethtool_update_link_modes(link_ksettings->link_modes.supported, |
|
eth_proto, SUPPORTED); |
|
|
|
eth_proto = be32_to_cpu(ptys_reg.eth_proto_admin); |
|
ptys2ethtool_update_link_modes(link_ksettings->link_modes.advertising, |
|
eth_proto, ADVERTISED); |
|
|
|
ethtool_link_ksettings_add_link_mode(link_ksettings, supported, |
|
Pause); |
|
ethtool_link_ksettings_add_link_mode(link_ksettings, supported, |
|
Asym_Pause); |
|
|
|
if (priv->prof->tx_pause) |
|
ethtool_link_ksettings_add_link_mode(link_ksettings, |
|
advertising, Pause); |
|
if (priv->prof->tx_pause ^ priv->prof->rx_pause) |
|
ethtool_link_ksettings_add_link_mode(link_ksettings, |
|
advertising, Asym_Pause); |
|
|
|
link_ksettings->base.port = ptys_get_active_port(&ptys_reg); |
|
|
|
if (mlx4_en_autoneg_get(dev)) { |
|
ethtool_link_ksettings_add_link_mode(link_ksettings, |
|
supported, Autoneg); |
|
ethtool_link_ksettings_add_link_mode(link_ksettings, |
|
advertising, Autoneg); |
|
} |
|
|
|
link_ksettings->base.autoneg |
|
= (priv->port_state.flags & MLX4_EN_PORT_ANC) ? |
|
AUTONEG_ENABLE : AUTONEG_DISABLE; |
|
|
|
eth_proto = be32_to_cpu(ptys_reg.eth_proto_lp_adv); |
|
|
|
ethtool_link_ksettings_zero_link_mode(link_ksettings, lp_advertising); |
|
ptys2ethtool_update_link_modes( |
|
link_ksettings->link_modes.lp_advertising, |
|
eth_proto, ADVERTISED); |
|
if (priv->port_state.flags & MLX4_EN_PORT_ANC) |
|
ethtool_link_ksettings_add_link_mode(link_ksettings, |
|
lp_advertising, Autoneg); |
|
|
|
link_ksettings->base.phy_address = 0; |
|
link_ksettings->base.mdio_support = 0; |
|
link_ksettings->base.eth_tp_mdix = ETH_TP_MDI_INVALID; |
|
link_ksettings->base.eth_tp_mdix_ctrl = ETH_TP_MDI_AUTO; |
|
|
|
return ret; |
|
} |
|
|
|
static void |
|
ethtool_get_default_link_ksettings( |
|
struct net_device *dev, struct ethtool_link_ksettings *link_ksettings) |
|
{ |
|
struct mlx4_en_priv *priv = netdev_priv(dev); |
|
int trans_type; |
|
|
|
link_ksettings->base.autoneg = AUTONEG_DISABLE; |
|
|
|
ethtool_link_ksettings_zero_link_mode(link_ksettings, supported); |
|
ethtool_link_ksettings_add_link_mode(link_ksettings, supported, |
|
10000baseT_Full); |
|
|
|
ethtool_link_ksettings_zero_link_mode(link_ksettings, advertising); |
|
ethtool_link_ksettings_add_link_mode(link_ksettings, advertising, |
|
10000baseT_Full); |
|
|
|
trans_type = priv->port_state.transceiver; |
|
if (trans_type > 0 && trans_type <= 0xC) { |
|
link_ksettings->base.port = PORT_FIBRE; |
|
ethtool_link_ksettings_add_link_mode(link_ksettings, |
|
supported, FIBRE); |
|
ethtool_link_ksettings_add_link_mode(link_ksettings, |
|
advertising, FIBRE); |
|
} else if (trans_type == 0x80 || trans_type == 0) { |
|
link_ksettings->base.port = PORT_TP; |
|
ethtool_link_ksettings_add_link_mode(link_ksettings, |
|
supported, TP); |
|
ethtool_link_ksettings_add_link_mode(link_ksettings, |
|
advertising, TP); |
|
} else { |
|
link_ksettings->base.port = -1; |
|
} |
|
} |
|
|
|
static int |
|
mlx4_en_get_link_ksettings(struct net_device *dev, |
|
struct ethtool_link_ksettings *link_ksettings) |
|
{ |
|
struct mlx4_en_priv *priv = netdev_priv(dev); |
|
int ret = -EINVAL; |
|
|
|
if (mlx4_en_QUERY_PORT(priv->mdev, priv->port)) |
|
return -ENOMEM; |
|
|
|
en_dbg(DRV, priv, "query port state.flags ANC(%x) ANE(%x)\n", |
|
priv->port_state.flags & MLX4_EN_PORT_ANC, |
|
priv->port_state.flags & MLX4_EN_PORT_ANE); |
|
|
|
if (priv->mdev->dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_ETH_PROT_CTRL) |
|
ret = ethtool_get_ptys_link_ksettings(dev, link_ksettings); |
|
if (ret) /* ETH PROT CRTL is not supported or PTYS CMD failed */ |
|
ethtool_get_default_link_ksettings(dev, link_ksettings); |
|
|
|
if (netif_carrier_ok(dev)) { |
|
link_ksettings->base.speed = priv->port_state.link_speed; |
|
link_ksettings->base.duplex = DUPLEX_FULL; |
|
} else { |
|
link_ksettings->base.speed = SPEED_UNKNOWN; |
|
link_ksettings->base.duplex = DUPLEX_UNKNOWN; |
|
} |
|
return 0; |
|
} |
|
|
|
/* Calculate PTYS admin according ethtool speed (SPEED_XXX) */ |
|
static __be32 speed_set_ptys_admin(struct mlx4_en_priv *priv, u32 speed, |
|
__be32 proto_cap) |
|
{ |
|
__be32 proto_admin = 0; |
|
|
|
if (!speed) { /* Speed = 0 ==> Reset Link modes */ |
|
proto_admin = proto_cap; |
|
en_info(priv, "Speed was set to 0, Reset advertised Link Modes to default (%x)\n", |
|
be32_to_cpu(proto_cap)); |
|
} else { |
|
u32 ptys_link_modes = speed2ptys_link_modes(speed); |
|
|
|
proto_admin = cpu_to_be32(ptys_link_modes) & proto_cap; |
|
en_info(priv, "Setting Speed to %d\n", speed); |
|
} |
|
return proto_admin; |
|
} |
|
|
|
static int |
|
mlx4_en_set_link_ksettings(struct net_device *dev, |
|
const struct ethtool_link_ksettings *link_ksettings) |
|
{ |
|
struct mlx4_en_priv *priv = netdev_priv(dev); |
|
struct mlx4_ptys_reg ptys_reg; |
|
__be32 proto_admin; |
|
u8 cur_autoneg; |
|
int ret; |
|
|
|
u32 ptys_adv = ethtool2ptys_link_modes( |
|
link_ksettings->link_modes.advertising, ADVERTISED); |
|
const int speed = link_ksettings->base.speed; |
|
|
|
en_dbg(DRV, priv, |
|
"Set Speed=%d adv={%*pbl} autoneg=%d duplex=%d\n", |
|
speed, __ETHTOOL_LINK_MODE_MASK_NBITS, |
|
link_ksettings->link_modes.advertising, |
|
link_ksettings->base.autoneg, |
|
link_ksettings->base.duplex); |
|
|
|
if (!(priv->mdev->dev->caps.flags2 & |
|
MLX4_DEV_CAP_FLAG2_ETH_PROT_CTRL) || |
|
(link_ksettings->base.duplex == DUPLEX_HALF)) |
|
return -EINVAL; |
|
|
|
memset(&ptys_reg, 0, sizeof(ptys_reg)); |
|
ptys_reg.local_port = priv->port; |
|
ptys_reg.proto_mask = MLX4_PTYS_EN; |
|
ret = mlx4_ACCESS_PTYS_REG(priv->mdev->dev, |
|
MLX4_ACCESS_REG_QUERY, &ptys_reg); |
|
if (ret) { |
|
en_warn(priv, "Failed to QUERY mlx4_ACCESS_PTYS_REG status(%x)\n", |
|
ret); |
|
return 0; |
|
} |
|
|
|
cur_autoneg = ptys_reg.flags & MLX4_PTYS_AN_DISABLE_ADMIN ? |
|
AUTONEG_DISABLE : AUTONEG_ENABLE; |
|
|
|
if (link_ksettings->base.autoneg == AUTONEG_DISABLE) { |
|
proto_admin = speed_set_ptys_admin(priv, speed, |
|
ptys_reg.eth_proto_cap); |
|
if ((be32_to_cpu(proto_admin) & |
|
(MLX4_PROT_MASK(MLX4_1000BASE_CX_SGMII) | |
|
MLX4_PROT_MASK(MLX4_1000BASE_KX))) && |
|
(ptys_reg.flags & MLX4_PTYS_AN_DISABLE_CAP)) |
|
ptys_reg.flags |= MLX4_PTYS_AN_DISABLE_ADMIN; |
|
} else { |
|
proto_admin = cpu_to_be32(ptys_adv); |
|
ptys_reg.flags &= ~MLX4_PTYS_AN_DISABLE_ADMIN; |
|
} |
|
|
|
proto_admin &= ptys_reg.eth_proto_cap; |
|
if (!proto_admin) { |
|
en_warn(priv, "Not supported link mode(s) requested, check supported link modes.\n"); |
|
return -EINVAL; /* nothing to change due to bad input */ |
|
} |
|
|
|
if ((proto_admin == ptys_reg.eth_proto_admin) && |
|
((ptys_reg.flags & MLX4_PTYS_AN_DISABLE_CAP) && |
|
(link_ksettings->base.autoneg == cur_autoneg))) |
|
return 0; /* Nothing to change */ |
|
|
|
en_dbg(DRV, priv, "mlx4_ACCESS_PTYS_REG SET: ptys_reg.eth_proto_admin = 0x%x\n", |
|
be32_to_cpu(proto_admin)); |
|
|
|
ptys_reg.eth_proto_admin = proto_admin; |
|
ret = mlx4_ACCESS_PTYS_REG(priv->mdev->dev, MLX4_ACCESS_REG_WRITE, |
|
&ptys_reg); |
|
if (ret) { |
|
en_warn(priv, "Failed to write mlx4_ACCESS_PTYS_REG eth_proto_admin(0x%x) status(0x%x)", |
|
be32_to_cpu(ptys_reg.eth_proto_admin), ret); |
|
return ret; |
|
} |
|
|
|
mutex_lock(&priv->mdev->state_lock); |
|
if (priv->port_up) { |
|
en_warn(priv, "Port link mode changed, restarting port...\n"); |
|
mlx4_en_stop_port(dev, 1); |
|
if (mlx4_en_start_port(dev)) |
|
en_err(priv, "Failed restarting port %d\n", priv->port); |
|
} |
|
mutex_unlock(&priv->mdev->state_lock); |
|
return 0; |
|
} |
|
|
|
static int mlx4_en_get_coalesce(struct net_device *dev, |
|
struct ethtool_coalesce *coal) |
|
{ |
|
struct mlx4_en_priv *priv = netdev_priv(dev); |
|
|
|
coal->tx_coalesce_usecs = priv->tx_usecs; |
|
coal->tx_max_coalesced_frames = priv->tx_frames; |
|
coal->tx_max_coalesced_frames_irq = priv->tx_work_limit; |
|
|
|
coal->rx_coalesce_usecs = priv->rx_usecs; |
|
coal->rx_max_coalesced_frames = priv->rx_frames; |
|
|
|
coal->pkt_rate_low = priv->pkt_rate_low; |
|
coal->rx_coalesce_usecs_low = priv->rx_usecs_low; |
|
coal->pkt_rate_high = priv->pkt_rate_high; |
|
coal->rx_coalesce_usecs_high = priv->rx_usecs_high; |
|
coal->rate_sample_interval = priv->sample_interval; |
|
coal->use_adaptive_rx_coalesce = priv->adaptive_rx_coal; |
|
|
|
return 0; |
|
} |
|
|
|
static int mlx4_en_set_coalesce(struct net_device *dev, |
|
struct ethtool_coalesce *coal) |
|
{ |
|
struct mlx4_en_priv *priv = netdev_priv(dev); |
|
|
|
if (!coal->tx_max_coalesced_frames_irq) |
|
return -EINVAL; |
|
|
|
if (coal->tx_coalesce_usecs > MLX4_EN_MAX_COAL_TIME || |
|
coal->rx_coalesce_usecs > MLX4_EN_MAX_COAL_TIME || |
|
coal->rx_coalesce_usecs_low > MLX4_EN_MAX_COAL_TIME || |
|
coal->rx_coalesce_usecs_high > MLX4_EN_MAX_COAL_TIME) { |
|
netdev_info(dev, "%s: maximum coalesce time supported is %d usecs\n", |
|
__func__, MLX4_EN_MAX_COAL_TIME); |
|
return -ERANGE; |
|
} |
|
|
|
if (coal->tx_max_coalesced_frames > MLX4_EN_MAX_COAL_PKTS || |
|
coal->rx_max_coalesced_frames > MLX4_EN_MAX_COAL_PKTS) { |
|
netdev_info(dev, "%s: maximum coalesced frames supported is %d\n", |
|
__func__, MLX4_EN_MAX_COAL_PKTS); |
|
return -ERANGE; |
|
} |
|
|
|
priv->rx_frames = (coal->rx_max_coalesced_frames == |
|
MLX4_EN_AUTO_CONF) ? |
|
MLX4_EN_RX_COAL_TARGET : |
|
coal->rx_max_coalesced_frames; |
|
priv->rx_usecs = (coal->rx_coalesce_usecs == |
|
MLX4_EN_AUTO_CONF) ? |
|
MLX4_EN_RX_COAL_TIME : |
|
coal->rx_coalesce_usecs; |
|
|
|
/* Setting TX coalescing parameters */ |
|
if (coal->tx_coalesce_usecs != priv->tx_usecs || |
|
coal->tx_max_coalesced_frames != priv->tx_frames) { |
|
priv->tx_usecs = coal->tx_coalesce_usecs; |
|
priv->tx_frames = coal->tx_max_coalesced_frames; |
|
} |
|
|
|
/* Set adaptive coalescing params */ |
|
priv->pkt_rate_low = coal->pkt_rate_low; |
|
priv->rx_usecs_low = coal->rx_coalesce_usecs_low; |
|
priv->pkt_rate_high = coal->pkt_rate_high; |
|
priv->rx_usecs_high = coal->rx_coalesce_usecs_high; |
|
priv->sample_interval = coal->rate_sample_interval; |
|
priv->adaptive_rx_coal = coal->use_adaptive_rx_coalesce; |
|
priv->tx_work_limit = coal->tx_max_coalesced_frames_irq; |
|
|
|
return mlx4_en_moderation_update(priv); |
|
} |
|
|
|
static int mlx4_en_set_pauseparam(struct net_device *dev, |
|
struct ethtool_pauseparam *pause) |
|
{ |
|
struct mlx4_en_priv *priv = netdev_priv(dev); |
|
struct mlx4_en_dev *mdev = priv->mdev; |
|
u8 tx_pause, tx_ppp, rx_pause, rx_ppp; |
|
int err; |
|
|
|
if (pause->autoneg) |
|
return -EINVAL; |
|
|
|
tx_pause = !!(pause->tx_pause); |
|
rx_pause = !!(pause->rx_pause); |
|
rx_ppp = (tx_pause || rx_pause) ? 0 : priv->prof->rx_ppp; |
|
tx_ppp = (tx_pause || rx_pause) ? 0 : priv->prof->tx_ppp; |
|
|
|
err = mlx4_SET_PORT_general(mdev->dev, priv->port, |
|
priv->rx_skb_size + ETH_FCS_LEN, |
|
tx_pause, tx_ppp, rx_pause, rx_ppp); |
|
if (err) { |
|
en_err(priv, "Failed setting pause params, err = %d\n", err); |
|
return err; |
|
} |
|
|
|
mlx4_en_update_pfc_stats_bitmap(mdev->dev, &priv->stats_bitmap, |
|
rx_ppp, rx_pause, tx_ppp, tx_pause); |
|
|
|
priv->prof->tx_pause = tx_pause; |
|
priv->prof->rx_pause = rx_pause; |
|
priv->prof->tx_ppp = tx_ppp; |
|
priv->prof->rx_ppp = rx_ppp; |
|
|
|
return err; |
|
} |
|
|
|
static void mlx4_en_get_pause_stats(struct net_device *dev, |
|
struct ethtool_pause_stats *stats) |
|
{ |
|
struct mlx4_en_priv *priv = netdev_priv(dev); |
|
struct bitmap_iterator it; |
|
|
|
bitmap_iterator_init(&it, priv->stats_bitmap.bitmap, NUM_ALL_STATS); |
|
|
|
spin_lock_bh(&priv->stats_lock); |
|
if (test_bit(FLOW_PRIORITY_STATS_IDX_TX_FRAMES, |
|
priv->stats_bitmap.bitmap)) |
|
stats->tx_pause_frames = priv->tx_flowstats.tx_pause; |
|
if (test_bit(FLOW_PRIORITY_STATS_IDX_RX_FRAMES, |
|
priv->stats_bitmap.bitmap)) |
|
stats->rx_pause_frames = priv->rx_flowstats.rx_pause; |
|
spin_unlock_bh(&priv->stats_lock); |
|
} |
|
|
|
static void mlx4_en_get_pauseparam(struct net_device *dev, |
|
struct ethtool_pauseparam *pause) |
|
{ |
|
struct mlx4_en_priv *priv = netdev_priv(dev); |
|
|
|
pause->tx_pause = priv->prof->tx_pause; |
|
pause->rx_pause = priv->prof->rx_pause; |
|
} |
|
|
|
static int mlx4_en_set_ringparam(struct net_device *dev, |
|
struct ethtool_ringparam *param) |
|
{ |
|
struct mlx4_en_priv *priv = netdev_priv(dev); |
|
struct mlx4_en_dev *mdev = priv->mdev; |
|
struct mlx4_en_port_profile new_prof; |
|
struct mlx4_en_priv *tmp; |
|
u32 rx_size, tx_size; |
|
int port_up = 0; |
|
int err = 0; |
|
|
|
if (param->rx_jumbo_pending || param->rx_mini_pending) |
|
return -EINVAL; |
|
|
|
if (param->rx_pending < MLX4_EN_MIN_RX_SIZE) { |
|
en_warn(priv, "%s: rx_pending (%d) < min (%d)\n", |
|
__func__, param->rx_pending, |
|
MLX4_EN_MIN_RX_SIZE); |
|
return -EINVAL; |
|
} |
|
if (param->tx_pending < MLX4_EN_MIN_TX_SIZE) { |
|
en_warn(priv, "%s: tx_pending (%d) < min (%lu)\n", |
|
__func__, param->tx_pending, |
|
MLX4_EN_MIN_TX_SIZE); |
|
return -EINVAL; |
|
} |
|
|
|
rx_size = roundup_pow_of_two(param->rx_pending); |
|
tx_size = roundup_pow_of_two(param->tx_pending); |
|
|
|
if (rx_size == (priv->port_up ? priv->rx_ring[0]->actual_size : |
|
priv->rx_ring[0]->size) && |
|
tx_size == priv->tx_ring[TX][0]->size) |
|
return 0; |
|
|
|
tmp = kzalloc(sizeof(*tmp), GFP_KERNEL); |
|
if (!tmp) |
|
return -ENOMEM; |
|
|
|
mutex_lock(&mdev->state_lock); |
|
memcpy(&new_prof, priv->prof, sizeof(struct mlx4_en_port_profile)); |
|
new_prof.tx_ring_size = tx_size; |
|
new_prof.rx_ring_size = rx_size; |
|
err = mlx4_en_try_alloc_resources(priv, tmp, &new_prof, true); |
|
if (err) |
|
goto out; |
|
|
|
if (priv->port_up) { |
|
port_up = 1; |
|
mlx4_en_stop_port(dev, 1); |
|
} |
|
|
|
mlx4_en_safe_replace_resources(priv, tmp); |
|
|
|
if (port_up) { |
|
err = mlx4_en_start_port(dev); |
|
if (err) |
|
en_err(priv, "Failed starting port\n"); |
|
} |
|
|
|
err = mlx4_en_moderation_update(priv); |
|
out: |
|
kfree(tmp); |
|
mutex_unlock(&mdev->state_lock); |
|
return err; |
|
} |
|
|
|
static void mlx4_en_get_ringparam(struct net_device *dev, |
|
struct ethtool_ringparam *param) |
|
{ |
|
struct mlx4_en_priv *priv = netdev_priv(dev); |
|
|
|
memset(param, 0, sizeof(*param)); |
|
param->rx_max_pending = MLX4_EN_MAX_RX_SIZE; |
|
param->tx_max_pending = MLX4_EN_MAX_TX_SIZE; |
|
param->rx_pending = priv->port_up ? |
|
priv->rx_ring[0]->actual_size : priv->rx_ring[0]->size; |
|
param->tx_pending = priv->tx_ring[TX][0]->size; |
|
} |
|
|
|
static u32 mlx4_en_get_rxfh_indir_size(struct net_device *dev) |
|
{ |
|
struct mlx4_en_priv *priv = netdev_priv(dev); |
|
|
|
return rounddown_pow_of_two(priv->rx_ring_num); |
|
} |
|
|
|
static u32 mlx4_en_get_rxfh_key_size(struct net_device *netdev) |
|
{ |
|
return MLX4_EN_RSS_KEY_SIZE; |
|
} |
|
|
|
static int mlx4_en_check_rxfh_func(struct net_device *dev, u8 hfunc) |
|
{ |
|
struct mlx4_en_priv *priv = netdev_priv(dev); |
|
|
|
/* check if requested function is supported by the device */ |
|
if (hfunc == ETH_RSS_HASH_TOP) { |
|
if (!(priv->mdev->dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_RSS_TOP)) |
|
return -EINVAL; |
|
if (!(dev->features & NETIF_F_RXHASH)) |
|
en_warn(priv, "Toeplitz hash function should be used in conjunction with RX hashing for optimal performance\n"); |
|
return 0; |
|
} else if (hfunc == ETH_RSS_HASH_XOR) { |
|
if (!(priv->mdev->dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_RSS_XOR)) |
|
return -EINVAL; |
|
if (dev->features & NETIF_F_RXHASH) |
|
en_warn(priv, "Enabling both XOR Hash function and RX Hashing can limit RPS functionality\n"); |
|
return 0; |
|
} |
|
|
|
return -EINVAL; |
|
} |
|
|
|
static int mlx4_en_get_rxfh(struct net_device *dev, u32 *ring_index, u8 *key, |
|
u8 *hfunc) |
|
{ |
|
struct mlx4_en_priv *priv = netdev_priv(dev); |
|
u32 n = mlx4_en_get_rxfh_indir_size(dev); |
|
u32 i, rss_rings; |
|
|
|
rss_rings = priv->prof->rss_rings ?: n; |
|
rss_rings = rounddown_pow_of_two(rss_rings); |
|
|
|
for (i = 0; i < n; i++) { |
|
if (!ring_index) |
|
break; |
|
ring_index[i] = i % rss_rings; |
|
} |
|
if (key) |
|
memcpy(key, priv->rss_key, MLX4_EN_RSS_KEY_SIZE); |
|
if (hfunc) |
|
*hfunc = priv->rss_hash_fn; |
|
return 0; |
|
} |
|
|
|
static int mlx4_en_set_rxfh(struct net_device *dev, const u32 *ring_index, |
|
const u8 *key, const u8 hfunc) |
|
{ |
|
struct mlx4_en_priv *priv = netdev_priv(dev); |
|
u32 n = mlx4_en_get_rxfh_indir_size(dev); |
|
struct mlx4_en_dev *mdev = priv->mdev; |
|
int port_up = 0; |
|
int err = 0; |
|
int i; |
|
int rss_rings = 0; |
|
|
|
/* Calculate RSS table size and make sure flows are spread evenly |
|
* between rings |
|
*/ |
|
for (i = 0; i < n; i++) { |
|
if (!ring_index) |
|
break; |
|
if (i > 0 && !ring_index[i] && !rss_rings) |
|
rss_rings = i; |
|
|
|
if (ring_index[i] != (i % (rss_rings ?: n))) |
|
return -EINVAL; |
|
} |
|
|
|
if (!rss_rings) |
|
rss_rings = n; |
|
|
|
/* RSS table size must be an order of 2 */ |
|
if (!is_power_of_2(rss_rings)) |
|
return -EINVAL; |
|
|
|
if (hfunc != ETH_RSS_HASH_NO_CHANGE) { |
|
err = mlx4_en_check_rxfh_func(dev, hfunc); |
|
if (err) |
|
return err; |
|
} |
|
|
|
mutex_lock(&mdev->state_lock); |
|
if (priv->port_up) { |
|
port_up = 1; |
|
mlx4_en_stop_port(dev, 1); |
|
} |
|
|
|
if (ring_index) |
|
priv->prof->rss_rings = rss_rings; |
|
if (key) |
|
memcpy(priv->rss_key, key, MLX4_EN_RSS_KEY_SIZE); |
|
if (hfunc != ETH_RSS_HASH_NO_CHANGE) |
|
priv->rss_hash_fn = hfunc; |
|
|
|
if (port_up) { |
|
err = mlx4_en_start_port(dev); |
|
if (err) |
|
en_err(priv, "Failed starting port\n"); |
|
} |
|
|
|
mutex_unlock(&mdev->state_lock); |
|
return err; |
|
} |
|
|
|
#define all_zeros_or_all_ones(field) \ |
|
((field) == 0 || (field) == (__force typeof(field))-1) |
|
|
|
static int mlx4_en_validate_flow(struct net_device *dev, |
|
struct ethtool_rxnfc *cmd) |
|
{ |
|
struct ethtool_usrip4_spec *l3_mask; |
|
struct ethtool_tcpip4_spec *l4_mask; |
|
struct ethhdr *eth_mask; |
|
|
|
if (cmd->fs.location >= MAX_NUM_OF_FS_RULES) |
|
return -EINVAL; |
|
|
|
if (cmd->fs.flow_type & FLOW_MAC_EXT) { |
|
/* dest mac mask must be ff:ff:ff:ff:ff:ff */ |
|
if (!is_broadcast_ether_addr(cmd->fs.m_ext.h_dest)) |
|
return -EINVAL; |
|
} |
|
|
|
switch (cmd->fs.flow_type & ~(FLOW_EXT | FLOW_MAC_EXT)) { |
|
case TCP_V4_FLOW: |
|
case UDP_V4_FLOW: |
|
if (cmd->fs.m_u.tcp_ip4_spec.tos) |
|
return -EINVAL; |
|
l4_mask = &cmd->fs.m_u.tcp_ip4_spec; |
|
/* don't allow mask which isn't all 0 or 1 */ |
|
if (!all_zeros_or_all_ones(l4_mask->ip4src) || |
|
!all_zeros_or_all_ones(l4_mask->ip4dst) || |
|
!all_zeros_or_all_ones(l4_mask->psrc) || |
|
!all_zeros_or_all_ones(l4_mask->pdst)) |
|
return -EINVAL; |
|
break; |
|
case IP_USER_FLOW: |
|
l3_mask = &cmd->fs.m_u.usr_ip4_spec; |
|
if (l3_mask->l4_4_bytes || l3_mask->tos || l3_mask->proto || |
|
cmd->fs.h_u.usr_ip4_spec.ip_ver != ETH_RX_NFC_IP4 || |
|
(!l3_mask->ip4src && !l3_mask->ip4dst) || |
|
!all_zeros_or_all_ones(l3_mask->ip4src) || |
|
!all_zeros_or_all_ones(l3_mask->ip4dst)) |
|
return -EINVAL; |
|
break; |
|
case ETHER_FLOW: |
|
eth_mask = &cmd->fs.m_u.ether_spec; |
|
/* source mac mask must not be set */ |
|
if (!is_zero_ether_addr(eth_mask->h_source)) |
|
return -EINVAL; |
|
|
|
/* dest mac mask must be ff:ff:ff:ff:ff:ff */ |
|
if (!is_broadcast_ether_addr(eth_mask->h_dest)) |
|
return -EINVAL; |
|
|
|
if (!all_zeros_or_all_ones(eth_mask->h_proto)) |
|
return -EINVAL; |
|
break; |
|
default: |
|
return -EINVAL; |
|
} |
|
|
|
if ((cmd->fs.flow_type & FLOW_EXT)) { |
|
if (cmd->fs.m_ext.vlan_etype || |
|
!((cmd->fs.m_ext.vlan_tci & cpu_to_be16(VLAN_VID_MASK)) == |
|
0 || |
|
(cmd->fs.m_ext.vlan_tci & cpu_to_be16(VLAN_VID_MASK)) == |
|
cpu_to_be16(VLAN_VID_MASK))) |
|
return -EINVAL; |
|
|
|
if (cmd->fs.m_ext.vlan_tci) { |
|
if (be16_to_cpu(cmd->fs.h_ext.vlan_tci) >= VLAN_N_VID) |
|
return -EINVAL; |
|
|
|
} |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
static int mlx4_en_ethtool_add_mac_rule(struct ethtool_rxnfc *cmd, |
|
struct list_head *rule_list_h, |
|
struct mlx4_spec_list *spec_l2, |
|
unsigned char *mac) |
|
{ |
|
__be64 mac_msk = cpu_to_be64(MLX4_MAC_MASK << 16); |
|
|
|
spec_l2->id = MLX4_NET_TRANS_RULE_ID_ETH; |
|
memcpy(spec_l2->eth.dst_mac_msk, &mac_msk, ETH_ALEN); |
|
memcpy(spec_l2->eth.dst_mac, mac, ETH_ALEN); |
|
|
|
if ((cmd->fs.flow_type & FLOW_EXT) && |
|
(cmd->fs.m_ext.vlan_tci & cpu_to_be16(VLAN_VID_MASK))) { |
|
spec_l2->eth.vlan_id = cmd->fs.h_ext.vlan_tci; |
|
spec_l2->eth.vlan_id_msk = cpu_to_be16(VLAN_VID_MASK); |
|
} |
|
|
|
list_add_tail(&spec_l2->list, rule_list_h); |
|
|
|
return 0; |
|
} |
|
|
|
static int mlx4_en_ethtool_add_mac_rule_by_ipv4(struct mlx4_en_priv *priv, |
|
struct ethtool_rxnfc *cmd, |
|
struct list_head *rule_list_h, |
|
struct mlx4_spec_list *spec_l2, |
|
__be32 ipv4_dst) |
|
{ |
|
#ifdef CONFIG_INET |
|
unsigned char mac[ETH_ALEN]; |
|
|
|
if (!ipv4_is_multicast(ipv4_dst)) { |
|
if (cmd->fs.flow_type & FLOW_MAC_EXT) |
|
memcpy(&mac, cmd->fs.h_ext.h_dest, ETH_ALEN); |
|
else |
|
memcpy(&mac, priv->dev->dev_addr, ETH_ALEN); |
|
} else { |
|
ip_eth_mc_map(ipv4_dst, mac); |
|
} |
|
|
|
return mlx4_en_ethtool_add_mac_rule(cmd, rule_list_h, spec_l2, &mac[0]); |
|
#else |
|
return -EINVAL; |
|
#endif |
|
} |
|
|
|
static int add_ip_rule(struct mlx4_en_priv *priv, |
|
struct ethtool_rxnfc *cmd, |
|
struct list_head *list_h) |
|
{ |
|
int err; |
|
struct mlx4_spec_list *spec_l2 = NULL; |
|
struct mlx4_spec_list *spec_l3 = NULL; |
|
struct ethtool_usrip4_spec *l3_mask = &cmd->fs.m_u.usr_ip4_spec; |
|
|
|
spec_l3 = kzalloc(sizeof(*spec_l3), GFP_KERNEL); |
|
spec_l2 = kzalloc(sizeof(*spec_l2), GFP_KERNEL); |
|
if (!spec_l2 || !spec_l3) { |
|
err = -ENOMEM; |
|
goto free_spec; |
|
} |
|
|
|
err = mlx4_en_ethtool_add_mac_rule_by_ipv4(priv, cmd, list_h, spec_l2, |
|
cmd->fs.h_u. |
|
usr_ip4_spec.ip4dst); |
|
if (err) |
|
goto free_spec; |
|
spec_l3->id = MLX4_NET_TRANS_RULE_ID_IPV4; |
|
spec_l3->ipv4.src_ip = cmd->fs.h_u.usr_ip4_spec.ip4src; |
|
if (l3_mask->ip4src) |
|
spec_l3->ipv4.src_ip_msk = EN_ETHTOOL_WORD_MASK; |
|
spec_l3->ipv4.dst_ip = cmd->fs.h_u.usr_ip4_spec.ip4dst; |
|
if (l3_mask->ip4dst) |
|
spec_l3->ipv4.dst_ip_msk = EN_ETHTOOL_WORD_MASK; |
|
list_add_tail(&spec_l3->list, list_h); |
|
|
|
return 0; |
|
|
|
free_spec: |
|
kfree(spec_l2); |
|
kfree(spec_l3); |
|
return err; |
|
} |
|
|
|
static int add_tcp_udp_rule(struct mlx4_en_priv *priv, |
|
struct ethtool_rxnfc *cmd, |
|
struct list_head *list_h, int proto) |
|
{ |
|
int err; |
|
struct mlx4_spec_list *spec_l2 = NULL; |
|
struct mlx4_spec_list *spec_l3 = NULL; |
|
struct mlx4_spec_list *spec_l4 = NULL; |
|
struct ethtool_tcpip4_spec *l4_mask = &cmd->fs.m_u.tcp_ip4_spec; |
|
|
|
spec_l2 = kzalloc(sizeof(*spec_l2), GFP_KERNEL); |
|
spec_l3 = kzalloc(sizeof(*spec_l3), GFP_KERNEL); |
|
spec_l4 = kzalloc(sizeof(*spec_l4), GFP_KERNEL); |
|
if (!spec_l2 || !spec_l3 || !spec_l4) { |
|
err = -ENOMEM; |
|
goto free_spec; |
|
} |
|
|
|
spec_l3->id = MLX4_NET_TRANS_RULE_ID_IPV4; |
|
|
|
if (proto == TCP_V4_FLOW) { |
|
err = mlx4_en_ethtool_add_mac_rule_by_ipv4(priv, cmd, list_h, |
|
spec_l2, |
|
cmd->fs.h_u. |
|
tcp_ip4_spec.ip4dst); |
|
if (err) |
|
goto free_spec; |
|
spec_l4->id = MLX4_NET_TRANS_RULE_ID_TCP; |
|
spec_l3->ipv4.src_ip = cmd->fs.h_u.tcp_ip4_spec.ip4src; |
|
spec_l3->ipv4.dst_ip = cmd->fs.h_u.tcp_ip4_spec.ip4dst; |
|
spec_l4->tcp_udp.src_port = cmd->fs.h_u.tcp_ip4_spec.psrc; |
|
spec_l4->tcp_udp.dst_port = cmd->fs.h_u.tcp_ip4_spec.pdst; |
|
} else { |
|
err = mlx4_en_ethtool_add_mac_rule_by_ipv4(priv, cmd, list_h, |
|
spec_l2, |
|
cmd->fs.h_u. |
|
udp_ip4_spec.ip4dst); |
|
if (err) |
|
goto free_spec; |
|
spec_l4->id = MLX4_NET_TRANS_RULE_ID_UDP; |
|
spec_l3->ipv4.src_ip = cmd->fs.h_u.udp_ip4_spec.ip4src; |
|
spec_l3->ipv4.dst_ip = cmd->fs.h_u.udp_ip4_spec.ip4dst; |
|
spec_l4->tcp_udp.src_port = cmd->fs.h_u.udp_ip4_spec.psrc; |
|
spec_l4->tcp_udp.dst_port = cmd->fs.h_u.udp_ip4_spec.pdst; |
|
} |
|
|
|
if (l4_mask->ip4src) |
|
spec_l3->ipv4.src_ip_msk = EN_ETHTOOL_WORD_MASK; |
|
if (l4_mask->ip4dst) |
|
spec_l3->ipv4.dst_ip_msk = EN_ETHTOOL_WORD_MASK; |
|
|
|
if (l4_mask->psrc) |
|
spec_l4->tcp_udp.src_port_msk = EN_ETHTOOL_SHORT_MASK; |
|
if (l4_mask->pdst) |
|
spec_l4->tcp_udp.dst_port_msk = EN_ETHTOOL_SHORT_MASK; |
|
|
|
list_add_tail(&spec_l3->list, list_h); |
|
list_add_tail(&spec_l4->list, list_h); |
|
|
|
return 0; |
|
|
|
free_spec: |
|
kfree(spec_l2); |
|
kfree(spec_l3); |
|
kfree(spec_l4); |
|
return err; |
|
} |
|
|
|
static int mlx4_en_ethtool_to_net_trans_rule(struct net_device *dev, |
|
struct ethtool_rxnfc *cmd, |
|
struct list_head *rule_list_h) |
|
{ |
|
int err; |
|
struct ethhdr *eth_spec; |
|
struct mlx4_spec_list *spec_l2; |
|
struct mlx4_en_priv *priv = netdev_priv(dev); |
|
|
|
err = mlx4_en_validate_flow(dev, cmd); |
|
if (err) |
|
return err; |
|
|
|
switch (cmd->fs.flow_type & ~(FLOW_EXT | FLOW_MAC_EXT)) { |
|
case ETHER_FLOW: |
|
spec_l2 = kzalloc(sizeof(*spec_l2), GFP_KERNEL); |
|
if (!spec_l2) |
|
return -ENOMEM; |
|
|
|
eth_spec = &cmd->fs.h_u.ether_spec; |
|
mlx4_en_ethtool_add_mac_rule(cmd, rule_list_h, spec_l2, |
|
ð_spec->h_dest[0]); |
|
spec_l2->eth.ether_type = eth_spec->h_proto; |
|
if (eth_spec->h_proto) |
|
spec_l2->eth.ether_type_enable = 1; |
|
break; |
|
case IP_USER_FLOW: |
|
err = add_ip_rule(priv, cmd, rule_list_h); |
|
break; |
|
case TCP_V4_FLOW: |
|
err = add_tcp_udp_rule(priv, cmd, rule_list_h, TCP_V4_FLOW); |
|
break; |
|
case UDP_V4_FLOW: |
|
err = add_tcp_udp_rule(priv, cmd, rule_list_h, UDP_V4_FLOW); |
|
break; |
|
} |
|
|
|
return err; |
|
} |
|
|
|
static int mlx4_en_flow_replace(struct net_device *dev, |
|
struct ethtool_rxnfc *cmd) |
|
{ |
|
int err; |
|
struct mlx4_en_priv *priv = netdev_priv(dev); |
|
struct ethtool_flow_id *loc_rule; |
|
struct mlx4_spec_list *spec, *tmp_spec; |
|
u32 qpn; |
|
u64 reg_id; |
|
|
|
struct mlx4_net_trans_rule rule = { |
|
.queue_mode = MLX4_NET_TRANS_Q_FIFO, |
|
.exclusive = 0, |
|
.allow_loopback = 1, |
|
.promisc_mode = MLX4_FS_REGULAR, |
|
}; |
|
|
|
rule.port = priv->port; |
|
rule.priority = MLX4_DOMAIN_ETHTOOL | cmd->fs.location; |
|
INIT_LIST_HEAD(&rule.list); |
|
|
|
/* Allow direct QP attaches if the EN_ETHTOOL_QP_ATTACH flag is set */ |
|
if (cmd->fs.ring_cookie == RX_CLS_FLOW_DISC) |
|
qpn = priv->drop_qp.qpn; |
|
else if (cmd->fs.ring_cookie & EN_ETHTOOL_QP_ATTACH) { |
|
qpn = cmd->fs.ring_cookie & (EN_ETHTOOL_QP_ATTACH - 1); |
|
} else { |
|
if (cmd->fs.ring_cookie >= priv->rx_ring_num) { |
|
en_warn(priv, "rxnfc: RX ring (%llu) doesn't exist\n", |
|
cmd->fs.ring_cookie); |
|
return -EINVAL; |
|
} |
|
qpn = priv->rss_map.qps[cmd->fs.ring_cookie].qpn; |
|
if (!qpn) { |
|
en_warn(priv, "rxnfc: RX ring (%llu) is inactive\n", |
|
cmd->fs.ring_cookie); |
|
return -EINVAL; |
|
} |
|
} |
|
rule.qpn = qpn; |
|
err = mlx4_en_ethtool_to_net_trans_rule(dev, cmd, &rule.list); |
|
if (err) |
|
goto out_free_list; |
|
|
|
loc_rule = &priv->ethtool_rules[cmd->fs.location]; |
|
if (loc_rule->id) { |
|
err = mlx4_flow_detach(priv->mdev->dev, loc_rule->id); |
|
if (err) { |
|
en_err(priv, "Fail to detach network rule at location %d. registration id = %llx\n", |
|
cmd->fs.location, loc_rule->id); |
|
goto out_free_list; |
|
} |
|
loc_rule->id = 0; |
|
memset(&loc_rule->flow_spec, 0, |
|
sizeof(struct ethtool_rx_flow_spec)); |
|
list_del(&loc_rule->list); |
|
} |
|
err = mlx4_flow_attach(priv->mdev->dev, &rule, ®_id); |
|
if (err) { |
|
en_err(priv, "Fail to attach network rule at location %d\n", |
|
cmd->fs.location); |
|
goto out_free_list; |
|
} |
|
loc_rule->id = reg_id; |
|
memcpy(&loc_rule->flow_spec, &cmd->fs, |
|
sizeof(struct ethtool_rx_flow_spec)); |
|
list_add_tail(&loc_rule->list, &priv->ethtool_list); |
|
|
|
out_free_list: |
|
list_for_each_entry_safe(spec, tmp_spec, &rule.list, list) { |
|
list_del(&spec->list); |
|
kfree(spec); |
|
} |
|
return err; |
|
} |
|
|
|
static int mlx4_en_flow_detach(struct net_device *dev, |
|
struct ethtool_rxnfc *cmd) |
|
{ |
|
int err = 0; |
|
struct ethtool_flow_id *rule; |
|
struct mlx4_en_priv *priv = netdev_priv(dev); |
|
|
|
if (cmd->fs.location >= MAX_NUM_OF_FS_RULES) |
|
return -EINVAL; |
|
|
|
rule = &priv->ethtool_rules[cmd->fs.location]; |
|
if (!rule->id) { |
|
err = -ENOENT; |
|
goto out; |
|
} |
|
|
|
err = mlx4_flow_detach(priv->mdev->dev, rule->id); |
|
if (err) { |
|
en_err(priv, "Fail to detach network rule at location %d. registration id = 0x%llx\n", |
|
cmd->fs.location, rule->id); |
|
goto out; |
|
} |
|
rule->id = 0; |
|
memset(&rule->flow_spec, 0, sizeof(struct ethtool_rx_flow_spec)); |
|
list_del(&rule->list); |
|
out: |
|
return err; |
|
|
|
} |
|
|
|
static int mlx4_en_get_flow(struct net_device *dev, struct ethtool_rxnfc *cmd, |
|
int loc) |
|
{ |
|
int err = 0; |
|
struct ethtool_flow_id *rule; |
|
struct mlx4_en_priv *priv = netdev_priv(dev); |
|
|
|
if (loc < 0 || loc >= MAX_NUM_OF_FS_RULES) |
|
return -EINVAL; |
|
|
|
rule = &priv->ethtool_rules[loc]; |
|
if (rule->id) |
|
memcpy(&cmd->fs, &rule->flow_spec, |
|
sizeof(struct ethtool_rx_flow_spec)); |
|
else |
|
err = -ENOENT; |
|
|
|
return err; |
|
} |
|
|
|
static int mlx4_en_get_num_flows(struct mlx4_en_priv *priv) |
|
{ |
|
|
|
int i, res = 0; |
|
for (i = 0; i < MAX_NUM_OF_FS_RULES; i++) { |
|
if (priv->ethtool_rules[i].id) |
|
res++; |
|
} |
|
return res; |
|
|
|
} |
|
|
|
static int mlx4_en_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd, |
|
u32 *rule_locs) |
|
{ |
|
struct mlx4_en_priv *priv = netdev_priv(dev); |
|
struct mlx4_en_dev *mdev = priv->mdev; |
|
int err = 0; |
|
int i = 0, priority = 0; |
|
|
|
if ((cmd->cmd == ETHTOOL_GRXCLSRLCNT || |
|
cmd->cmd == ETHTOOL_GRXCLSRULE || |
|
cmd->cmd == ETHTOOL_GRXCLSRLALL) && |
|
(mdev->dev->caps.steering_mode != |
|
MLX4_STEERING_MODE_DEVICE_MANAGED || !priv->port_up)) |
|
return -EINVAL; |
|
|
|
switch (cmd->cmd) { |
|
case ETHTOOL_GRXRINGS: |
|
cmd->data = priv->rx_ring_num; |
|
break; |
|
case ETHTOOL_GRXCLSRLCNT: |
|
cmd->rule_cnt = mlx4_en_get_num_flows(priv); |
|
break; |
|
case ETHTOOL_GRXCLSRULE: |
|
err = mlx4_en_get_flow(dev, cmd, cmd->fs.location); |
|
break; |
|
case ETHTOOL_GRXCLSRLALL: |
|
cmd->data = MAX_NUM_OF_FS_RULES; |
|
while ((!err || err == -ENOENT) && priority < cmd->rule_cnt) { |
|
err = mlx4_en_get_flow(dev, cmd, i); |
|
if (!err) |
|
rule_locs[priority++] = i; |
|
i++; |
|
} |
|
err = 0; |
|
break; |
|
default: |
|
err = -EOPNOTSUPP; |
|
break; |
|
} |
|
|
|
return err; |
|
} |
|
|
|
static int mlx4_en_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd) |
|
{ |
|
int err = 0; |
|
struct mlx4_en_priv *priv = netdev_priv(dev); |
|
struct mlx4_en_dev *mdev = priv->mdev; |
|
|
|
if (mdev->dev->caps.steering_mode != |
|
MLX4_STEERING_MODE_DEVICE_MANAGED || !priv->port_up) |
|
return -EINVAL; |
|
|
|
switch (cmd->cmd) { |
|
case ETHTOOL_SRXCLSRLINS: |
|
err = mlx4_en_flow_replace(dev, cmd); |
|
break; |
|
case ETHTOOL_SRXCLSRLDEL: |
|
err = mlx4_en_flow_detach(dev, cmd); |
|
break; |
|
default: |
|
en_warn(priv, "Unsupported ethtool command. (%d)\n", cmd->cmd); |
|
return -EINVAL; |
|
} |
|
|
|
return err; |
|
} |
|
|
|
static int mlx4_en_get_max_num_rx_rings(struct net_device *dev) |
|
{ |
|
return min_t(int, num_online_cpus(), MAX_RX_RINGS); |
|
} |
|
|
|
static void mlx4_en_get_channels(struct net_device *dev, |
|
struct ethtool_channels *channel) |
|
{ |
|
struct mlx4_en_priv *priv = netdev_priv(dev); |
|
|
|
channel->max_rx = mlx4_en_get_max_num_rx_rings(dev); |
|
channel->max_tx = priv->mdev->profile.max_num_tx_rings_p_up; |
|
|
|
channel->rx_count = priv->rx_ring_num; |
|
channel->tx_count = priv->tx_ring_num[TX] / |
|
priv->prof->num_up; |
|
} |
|
|
|
static int mlx4_en_set_channels(struct net_device *dev, |
|
struct ethtool_channels *channel) |
|
{ |
|
struct mlx4_en_priv *priv = netdev_priv(dev); |
|
struct mlx4_en_dev *mdev = priv->mdev; |
|
struct mlx4_en_port_profile new_prof; |
|
struct mlx4_en_priv *tmp; |
|
int total_tx_count; |
|
int port_up = 0; |
|
int xdp_count; |
|
int err = 0; |
|
u8 up; |
|
|
|
if (!channel->tx_count || !channel->rx_count) |
|
return -EINVAL; |
|
|
|
tmp = kzalloc(sizeof(*tmp), GFP_KERNEL); |
|
if (!tmp) |
|
return -ENOMEM; |
|
|
|
mutex_lock(&mdev->state_lock); |
|
xdp_count = priv->tx_ring_num[TX_XDP] ? channel->rx_count : 0; |
|
total_tx_count = channel->tx_count * priv->prof->num_up + xdp_count; |
|
if (total_tx_count > MAX_TX_RINGS) { |
|
err = -EINVAL; |
|
en_err(priv, |
|
"Total number of TX and XDP rings (%d) exceeds the maximum supported (%d)\n", |
|
total_tx_count, MAX_TX_RINGS); |
|
goto out; |
|
} |
|
|
|
memcpy(&new_prof, priv->prof, sizeof(struct mlx4_en_port_profile)); |
|
new_prof.num_tx_rings_p_up = channel->tx_count; |
|
new_prof.tx_ring_num[TX] = channel->tx_count * priv->prof->num_up; |
|
new_prof.tx_ring_num[TX_XDP] = xdp_count; |
|
new_prof.rx_ring_num = channel->rx_count; |
|
|
|
err = mlx4_en_try_alloc_resources(priv, tmp, &new_prof, true); |
|
if (err) |
|
goto out; |
|
|
|
if (priv->port_up) { |
|
port_up = 1; |
|
mlx4_en_stop_port(dev, 1); |
|
} |
|
|
|
mlx4_en_safe_replace_resources(priv, tmp); |
|
|
|
netif_set_real_num_rx_queues(dev, priv->rx_ring_num); |
|
|
|
up = (priv->prof->num_up == MLX4_EN_NUM_UP_LOW) ? |
|
0 : priv->prof->num_up; |
|
mlx4_en_setup_tc(dev, up); |
|
|
|
en_warn(priv, "Using %d TX rings\n", priv->tx_ring_num[TX]); |
|
en_warn(priv, "Using %d RX rings\n", priv->rx_ring_num); |
|
|
|
if (port_up) { |
|
err = mlx4_en_start_port(dev); |
|
if (err) |
|
en_err(priv, "Failed starting port\n"); |
|
} |
|
|
|
err = mlx4_en_moderation_update(priv); |
|
out: |
|
mutex_unlock(&mdev->state_lock); |
|
kfree(tmp); |
|
return err; |
|
} |
|
|
|
static int mlx4_en_get_ts_info(struct net_device *dev, |
|
struct ethtool_ts_info *info) |
|
{ |
|
struct mlx4_en_priv *priv = netdev_priv(dev); |
|
struct mlx4_en_dev *mdev = priv->mdev; |
|
int ret; |
|
|
|
ret = ethtool_op_get_ts_info(dev, info); |
|
if (ret) |
|
return ret; |
|
|
|
if (mdev->dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_TS) { |
|
info->so_timestamping |= |
|
SOF_TIMESTAMPING_TX_HARDWARE | |
|
SOF_TIMESTAMPING_RX_HARDWARE | |
|
SOF_TIMESTAMPING_RAW_HARDWARE; |
|
|
|
info->tx_types = |
|
(1 << HWTSTAMP_TX_OFF) | |
|
(1 << HWTSTAMP_TX_ON); |
|
|
|
info->rx_filters = |
|
(1 << HWTSTAMP_FILTER_NONE) | |
|
(1 << HWTSTAMP_FILTER_ALL); |
|
|
|
if (mdev->ptp_clock) |
|
info->phc_index = ptp_clock_index(mdev->ptp_clock); |
|
} |
|
|
|
return ret; |
|
} |
|
|
|
static int mlx4_en_set_priv_flags(struct net_device *dev, u32 flags) |
|
{ |
|
struct mlx4_en_priv *priv = netdev_priv(dev); |
|
struct mlx4_en_dev *mdev = priv->mdev; |
|
bool bf_enabled_new = !!(flags & MLX4_EN_PRIV_FLAGS_BLUEFLAME); |
|
bool bf_enabled_old = !!(priv->pflags & MLX4_EN_PRIV_FLAGS_BLUEFLAME); |
|
bool phv_enabled_new = !!(flags & MLX4_EN_PRIV_FLAGS_PHV); |
|
bool phv_enabled_old = !!(priv->pflags & MLX4_EN_PRIV_FLAGS_PHV); |
|
int i; |
|
int ret = 0; |
|
|
|
if (bf_enabled_new != bf_enabled_old) { |
|
int t; |
|
|
|
if (bf_enabled_new) { |
|
bool bf_supported = true; |
|
|
|
for (t = 0; t < MLX4_EN_NUM_TX_TYPES; t++) |
|
for (i = 0; i < priv->tx_ring_num[t]; i++) |
|
bf_supported &= |
|
priv->tx_ring[t][i]->bf_alloced; |
|
|
|
if (!bf_supported) { |
|
en_err(priv, "BlueFlame is not supported\n"); |
|
return -EINVAL; |
|
} |
|
|
|
priv->pflags |= MLX4_EN_PRIV_FLAGS_BLUEFLAME; |
|
} else { |
|
priv->pflags &= ~MLX4_EN_PRIV_FLAGS_BLUEFLAME; |
|
} |
|
|
|
for (t = 0; t < MLX4_EN_NUM_TX_TYPES; t++) |
|
for (i = 0; i < priv->tx_ring_num[t]; i++) |
|
priv->tx_ring[t][i]->bf_enabled = |
|
bf_enabled_new; |
|
|
|
en_info(priv, "BlueFlame %s\n", |
|
bf_enabled_new ? "Enabled" : "Disabled"); |
|
} |
|
|
|
if (phv_enabled_new != phv_enabled_old) { |
|
ret = set_phv_bit(mdev->dev, priv->port, (int)phv_enabled_new); |
|
if (ret) |
|
return ret; |
|
else if (phv_enabled_new) |
|
priv->pflags |= MLX4_EN_PRIV_FLAGS_PHV; |
|
else |
|
priv->pflags &= ~MLX4_EN_PRIV_FLAGS_PHV; |
|
en_info(priv, "PHV bit %s\n", |
|
phv_enabled_new ? "Enabled" : "Disabled"); |
|
} |
|
return 0; |
|
} |
|
|
|
static u32 mlx4_en_get_priv_flags(struct net_device *dev) |
|
{ |
|
struct mlx4_en_priv *priv = netdev_priv(dev); |
|
|
|
return priv->pflags; |
|
} |
|
|
|
static int mlx4_en_get_tunable(struct net_device *dev, |
|
const struct ethtool_tunable *tuna, |
|
void *data) |
|
{ |
|
const struct mlx4_en_priv *priv = netdev_priv(dev); |
|
int ret = 0; |
|
|
|
switch (tuna->id) { |
|
case ETHTOOL_TX_COPYBREAK: |
|
*(u32 *)data = priv->prof->inline_thold; |
|
break; |
|
default: |
|
ret = -EINVAL; |
|
break; |
|
} |
|
|
|
return ret; |
|
} |
|
|
|
static int mlx4_en_set_tunable(struct net_device *dev, |
|
const struct ethtool_tunable *tuna, |
|
const void *data) |
|
{ |
|
struct mlx4_en_priv *priv = netdev_priv(dev); |
|
int val, ret = 0; |
|
|
|
switch (tuna->id) { |
|
case ETHTOOL_TX_COPYBREAK: |
|
val = *(u32 *)data; |
|
if (val < MIN_PKT_LEN || val > MAX_INLINE) |
|
ret = -EINVAL; |
|
else |
|
priv->prof->inline_thold = val; |
|
break; |
|
default: |
|
ret = -EINVAL; |
|
break; |
|
} |
|
|
|
return ret; |
|
} |
|
|
|
static int mlx4_en_get_module_info(struct net_device *dev, |
|
struct ethtool_modinfo *modinfo) |
|
{ |
|
struct mlx4_en_priv *priv = netdev_priv(dev); |
|
struct mlx4_en_dev *mdev = priv->mdev; |
|
int ret; |
|
u8 data[4]; |
|
|
|
/* Read first 2 bytes to get Module & REV ID */ |
|
ret = mlx4_get_module_info(mdev->dev, priv->port, |
|
0/*offset*/, 2/*size*/, data); |
|
if (ret < 2) |
|
return -EIO; |
|
|
|
switch (data[0] /* identifier */) { |
|
case MLX4_MODULE_ID_QSFP: |
|
modinfo->type = ETH_MODULE_SFF_8436; |
|
modinfo->eeprom_len = ETH_MODULE_SFF_8436_LEN; |
|
break; |
|
case MLX4_MODULE_ID_QSFP_PLUS: |
|
if (data[1] >= 0x3) { /* revision id */ |
|
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 MLX4_MODULE_ID_QSFP28: |
|
modinfo->type = ETH_MODULE_SFF_8636; |
|
modinfo->eeprom_len = ETH_MODULE_SFF_8636_LEN; |
|
break; |
|
case MLX4_MODULE_ID_SFP: |
|
modinfo->type = ETH_MODULE_SFF_8472; |
|
modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN; |
|
break; |
|
default: |
|
return -EINVAL; |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
static int mlx4_en_get_module_eeprom(struct net_device *dev, |
|
struct ethtool_eeprom *ee, |
|
u8 *data) |
|
{ |
|
struct mlx4_en_priv *priv = netdev_priv(dev); |
|
struct mlx4_en_dev *mdev = priv->mdev; |
|
int offset = ee->offset; |
|
int i = 0, ret; |
|
|
|
if (ee->len == 0) |
|
return -EINVAL; |
|
|
|
memset(data, 0, ee->len); |
|
|
|
while (i < ee->len) { |
|
en_dbg(DRV, priv, |
|
"mlx4_get_module_info i(%d) offset(%d) len(%d)\n", |
|
i, offset, ee->len - i); |
|
|
|
ret = mlx4_get_module_info(mdev->dev, priv->port, |
|
offset, ee->len - i, data + i); |
|
|
|
if (!ret) /* Done reading */ |
|
return 0; |
|
|
|
if (ret < 0) { |
|
en_err(priv, |
|
"mlx4_get_module_info i(%d) offset(%d) bytes_to_read(%d) - FAILED (0x%x)\n", |
|
i, offset, ee->len - i, ret); |
|
return 0; |
|
} |
|
|
|
i += ret; |
|
offset += ret; |
|
} |
|
return 0; |
|
} |
|
|
|
static int mlx4_en_set_phys_id(struct net_device *dev, |
|
enum ethtool_phys_id_state state) |
|
{ |
|
int err; |
|
u16 beacon_duration; |
|
struct mlx4_en_priv *priv = netdev_priv(dev); |
|
struct mlx4_en_dev *mdev = priv->mdev; |
|
|
|
if (!(mdev->dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_PORT_BEACON)) |
|
return -EOPNOTSUPP; |
|
|
|
switch (state) { |
|
case ETHTOOL_ID_ACTIVE: |
|
beacon_duration = PORT_BEACON_MAX_LIMIT; |
|
break; |
|
case ETHTOOL_ID_INACTIVE: |
|
beacon_duration = 0; |
|
break; |
|
default: |
|
return -EOPNOTSUPP; |
|
} |
|
|
|
err = mlx4_SET_PORT_BEACON(mdev->dev, priv->port, beacon_duration); |
|
return err; |
|
} |
|
|
|
const struct ethtool_ops mlx4_en_ethtool_ops = { |
|
.supported_coalesce_params = ETHTOOL_COALESCE_USECS | |
|
ETHTOOL_COALESCE_MAX_FRAMES | |
|
ETHTOOL_COALESCE_TX_MAX_FRAMES_IRQ | |
|
ETHTOOL_COALESCE_PKT_RATE_RX_USECS, |
|
.get_drvinfo = mlx4_en_get_drvinfo, |
|
.get_link_ksettings = mlx4_en_get_link_ksettings, |
|
.set_link_ksettings = mlx4_en_set_link_ksettings, |
|
.get_link = ethtool_op_get_link, |
|
.get_strings = mlx4_en_get_strings, |
|
.get_sset_count = mlx4_en_get_sset_count, |
|
.get_ethtool_stats = mlx4_en_get_ethtool_stats, |
|
.self_test = mlx4_en_self_test, |
|
.set_phys_id = mlx4_en_set_phys_id, |
|
.get_wol = mlx4_en_get_wol, |
|
.set_wol = mlx4_en_set_wol, |
|
.get_msglevel = mlx4_en_get_msglevel, |
|
.set_msglevel = mlx4_en_set_msglevel, |
|
.get_coalesce = mlx4_en_get_coalesce, |
|
.set_coalesce = mlx4_en_set_coalesce, |
|
.get_pause_stats = mlx4_en_get_pause_stats, |
|
.get_pauseparam = mlx4_en_get_pauseparam, |
|
.set_pauseparam = mlx4_en_set_pauseparam, |
|
.get_ringparam = mlx4_en_get_ringparam, |
|
.set_ringparam = mlx4_en_set_ringparam, |
|
.get_rxnfc = mlx4_en_get_rxnfc, |
|
.set_rxnfc = mlx4_en_set_rxnfc, |
|
.get_rxfh_indir_size = mlx4_en_get_rxfh_indir_size, |
|
.get_rxfh_key_size = mlx4_en_get_rxfh_key_size, |
|
.get_rxfh = mlx4_en_get_rxfh, |
|
.set_rxfh = mlx4_en_set_rxfh, |
|
.get_channels = mlx4_en_get_channels, |
|
.set_channels = mlx4_en_set_channels, |
|
.get_ts_info = mlx4_en_get_ts_info, |
|
.set_priv_flags = mlx4_en_set_priv_flags, |
|
.get_priv_flags = mlx4_en_get_priv_flags, |
|
.get_tunable = mlx4_en_get_tunable, |
|
.set_tunable = mlx4_en_set_tunable, |
|
.get_module_info = mlx4_en_get_module_info, |
|
.get_module_eeprom = mlx4_en_get_module_eeprom |
|
}; |
|
|
|
|
|
|
|
|
|
|
|
|