LXR linux/drivers/net/ethernet/sfc/ef100

   1// SPDX-License-Identifier: GPL-2.0-only
   2/****************************************************************************
   3 * Driver for Solarflare network controllers and boards
   4 * Copyright 2018 Solarflare Communications Inc.
   5 * Copyright 2019-2020 Xilinx Inc.
   6 *
   7 * This program is free software; you can redistribute it and/or modify it
   8 * under the terms of the GNU General Public License version 2 as published
   9 * by the Free Software Foundation, incorporated herein by reference.
  10 */
  11#include <linux/module.h>
  12#include <linux/netdevice.h>
  13#include "net_driver.h"
  14#include "efx.h"
  15#include "mcdi_port_common.h"
  16#include "ethtool_common.h"
  17#include "ef100_ethtool.h"
  18#include "mcdi_functions.h"
  19
  20/* This is the maximum number of descriptor rings supported by the QDMA */
  21#define EFX_EF100_MAX_DMAQ_SIZE 16384UL
  22
  23static void ef100_ethtool_get_ringparam(struct net_device *net_dev,
  24                                        struct ethtool_ringparam *ring)
  25{
  26        struct efx_nic *efx = netdev_priv(net_dev);
  27
  28        ring->rx_max_pending = EFX_EF100_MAX_DMAQ_SIZE;
  29        ring->tx_max_pending = EFX_EF100_MAX_DMAQ_SIZE;
  30        ring->rx_pending = efx->rxq_entries;
  31        ring->tx_pending = efx->txq_entries;
  32}
  33
  34/*      Ethtool options available
  35 */
  36const struct ethtool_ops ef100_ethtool_ops = {
  37        .get_drvinfo            = efx_ethtool_get_drvinfo,
  38        .get_msglevel           = efx_ethtool_get_msglevel,
  39        .set_msglevel           = efx_ethtool_set_msglevel,
  40        .get_pauseparam         = efx_ethtool_get_pauseparam,
  41        .set_pauseparam         = efx_ethtool_set_pauseparam,
  42        .get_sset_count         = efx_ethtool_get_sset_count,
  43        .self_test              = efx_ethtool_self_test,
  44        .get_strings            = efx_ethtool_get_strings,
  45        .get_link_ksettings     = efx_ethtool_get_link_ksettings,
  46        .set_link_ksettings     = efx_ethtool_set_link_ksettings,
  47        .get_link               = ethtool_op_get_link,
  48        .get_ringparam          = ef100_ethtool_get_ringparam,
  49        .get_fecparam           = efx_ethtool_get_fecparam,
  50        .set_fecparam           = efx_ethtool_set_fecparam,
  51        .get_ethtool_stats      = efx_ethtool_get_stats,
  52        .get_rxnfc              = efx_ethtool_get_rxnfc,
  53        .set_rxnfc              = efx_ethtool_set_rxnfc,
  54        .reset                  = efx_ethtool_reset,
  55
  56        .get_rxfh_indir_size    = efx_ethtool_get_rxfh_indir_size,
  57        .get_rxfh_key_size      = efx_ethtool_get_rxfh_key_size,
  58        .get_rxfh               = efx_ethtool_get_rxfh,
  59        .set_rxfh               = efx_ethtool_set_rxfh,
  60        .get_rxfh_context       = efx_ethtool_get_rxfh_context,
  61        .set_rxfh_context       = efx_ethtool_set_rxfh_context,
  62
  63        .get_module_info        = efx_ethtool_get_module_info,
  64        .get_module_eeprom      = efx_ethtool_get_module_eeprom,
  65};
  66