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Based on 1 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms and conditions of the gnu general public license version 2 as published by the free software foundation this program is distributed in the hope it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details you should have received a copy of the gnu general public license along with this program if not see http www gnu org licenses extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 228 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Steve Winslow <swinslow@gmail.com> Reviewed-by: Richard Fontana <rfontana@redhat.com> Reviewed-by: Alexios Zavras <alexios.zavras@intel.com> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190528171438.107155473@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
243 lines
6.5 KiB
C
243 lines
6.5 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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/* Ethtool support for Altera Triple-Speed Ethernet MAC driver
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* Copyright (C) 2008-2014 Altera Corporation. All rights reserved
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*
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* Contributors:
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* Dalon Westergreen
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* Thomas Chou
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* Ian Abbott
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* Yuriy Kozlov
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* Tobias Klauser
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* Andriy Smolskyy
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* Roman Bulgakov
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* Dmytro Mytarchuk
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*
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* Original driver contributed by SLS.
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* Major updates contributed by GlobalLogic
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*/
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#include <linux/ethtool.h>
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#include <linux/kernel.h>
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#include <linux/netdevice.h>
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#include <linux/phy.h>
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#include "altera_tse.h"
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#define TSE_STATS_LEN 31
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#define TSE_NUM_REGS 128
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static char const stat_gstrings[][ETH_GSTRING_LEN] = {
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"tx_packets",
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"rx_packets",
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"rx_crc_errors",
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"rx_align_errors",
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"tx_bytes",
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"rx_bytes",
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"tx_pause",
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"rx_pause",
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"rx_errors",
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"tx_errors",
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"rx_unicast",
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"rx_multicast",
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"rx_broadcast",
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"tx_discards",
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"tx_unicast",
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"tx_multicast",
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"tx_broadcast",
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"ether_drops",
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"rx_total_bytes",
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"rx_total_packets",
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"rx_undersize",
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"rx_oversize",
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"rx_64_bytes",
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"rx_65_127_bytes",
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"rx_128_255_bytes",
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"rx_256_511_bytes",
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"rx_512_1023_bytes",
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"rx_1024_1518_bytes",
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"rx_gte_1519_bytes",
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"rx_jabbers",
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"rx_runts",
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};
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static void tse_get_drvinfo(struct net_device *dev,
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struct ethtool_drvinfo *info)
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{
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struct altera_tse_private *priv = netdev_priv(dev);
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u32 rev = ioread32(&priv->mac_dev->megacore_revision);
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strcpy(info->driver, "altera_tse");
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strcpy(info->version, "v8.0");
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snprintf(info->fw_version, ETHTOOL_FWVERS_LEN, "v%d.%d",
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rev & 0xFFFF, (rev & 0xFFFF0000) >> 16);
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sprintf(info->bus_info, "platform");
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}
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/* Fill in a buffer with the strings which correspond to the
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* stats
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*/
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static void tse_gstrings(struct net_device *dev, u32 stringset, u8 *buf)
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{
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memcpy(buf, stat_gstrings, TSE_STATS_LEN * ETH_GSTRING_LEN);
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}
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static void tse_fill_stats(struct net_device *dev, struct ethtool_stats *dummy,
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u64 *buf)
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{
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struct altera_tse_private *priv = netdev_priv(dev);
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u64 ext;
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buf[0] = csrrd32(priv->mac_dev,
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tse_csroffs(frames_transmitted_ok));
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buf[1] = csrrd32(priv->mac_dev,
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tse_csroffs(frames_received_ok));
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buf[2] = csrrd32(priv->mac_dev,
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tse_csroffs(frames_check_sequence_errors));
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buf[3] = csrrd32(priv->mac_dev,
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tse_csroffs(alignment_errors));
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/* Extended aOctetsTransmittedOK counter */
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ext = (u64) csrrd32(priv->mac_dev,
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tse_csroffs(msb_octets_transmitted_ok)) << 32;
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ext |= csrrd32(priv->mac_dev,
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tse_csroffs(octets_transmitted_ok));
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buf[4] = ext;
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/* Extended aOctetsReceivedOK counter */
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ext = (u64) csrrd32(priv->mac_dev,
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tse_csroffs(msb_octets_received_ok)) << 32;
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ext |= csrrd32(priv->mac_dev,
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tse_csroffs(octets_received_ok));
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buf[5] = ext;
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buf[6] = csrrd32(priv->mac_dev,
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tse_csroffs(tx_pause_mac_ctrl_frames));
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buf[7] = csrrd32(priv->mac_dev,
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tse_csroffs(rx_pause_mac_ctrl_frames));
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buf[8] = csrrd32(priv->mac_dev,
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tse_csroffs(if_in_errors));
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buf[9] = csrrd32(priv->mac_dev,
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tse_csroffs(if_out_errors));
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buf[10] = csrrd32(priv->mac_dev,
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tse_csroffs(if_in_ucast_pkts));
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buf[11] = csrrd32(priv->mac_dev,
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tse_csroffs(if_in_multicast_pkts));
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buf[12] = csrrd32(priv->mac_dev,
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tse_csroffs(if_in_broadcast_pkts));
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buf[13] = csrrd32(priv->mac_dev,
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tse_csroffs(if_out_discards));
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buf[14] = csrrd32(priv->mac_dev,
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tse_csroffs(if_out_ucast_pkts));
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buf[15] = csrrd32(priv->mac_dev,
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tse_csroffs(if_out_multicast_pkts));
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buf[16] = csrrd32(priv->mac_dev,
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tse_csroffs(if_out_broadcast_pkts));
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buf[17] = csrrd32(priv->mac_dev,
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tse_csroffs(ether_stats_drop_events));
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/* Extended etherStatsOctets counter */
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ext = (u64) csrrd32(priv->mac_dev,
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tse_csroffs(msb_ether_stats_octets)) << 32;
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ext |= csrrd32(priv->mac_dev,
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tse_csroffs(ether_stats_octets));
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buf[18] = ext;
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buf[19] = csrrd32(priv->mac_dev,
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tse_csroffs(ether_stats_pkts));
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buf[20] = csrrd32(priv->mac_dev,
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tse_csroffs(ether_stats_undersize_pkts));
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buf[21] = csrrd32(priv->mac_dev,
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tse_csroffs(ether_stats_oversize_pkts));
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buf[22] = csrrd32(priv->mac_dev,
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tse_csroffs(ether_stats_pkts_64_octets));
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buf[23] = csrrd32(priv->mac_dev,
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tse_csroffs(ether_stats_pkts_65to127_octets));
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buf[24] = csrrd32(priv->mac_dev,
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tse_csroffs(ether_stats_pkts_128to255_octets));
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buf[25] = csrrd32(priv->mac_dev,
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tse_csroffs(ether_stats_pkts_256to511_octets));
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buf[26] = csrrd32(priv->mac_dev,
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tse_csroffs(ether_stats_pkts_512to1023_octets));
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buf[27] = csrrd32(priv->mac_dev,
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tse_csroffs(ether_stats_pkts_1024to1518_octets));
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buf[28] = csrrd32(priv->mac_dev,
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tse_csroffs(ether_stats_pkts_1519tox_octets));
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buf[29] = csrrd32(priv->mac_dev,
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tse_csroffs(ether_stats_jabbers));
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buf[30] = csrrd32(priv->mac_dev,
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tse_csroffs(ether_stats_fragments));
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}
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static int tse_sset_count(struct net_device *dev, int sset)
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{
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switch (sset) {
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case ETH_SS_STATS:
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return TSE_STATS_LEN;
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default:
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return -EOPNOTSUPP;
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}
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}
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static u32 tse_get_msglevel(struct net_device *dev)
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{
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struct altera_tse_private *priv = netdev_priv(dev);
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return priv->msg_enable;
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}
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static void tse_set_msglevel(struct net_device *dev, uint32_t data)
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{
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struct altera_tse_private *priv = netdev_priv(dev);
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priv->msg_enable = data;
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}
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static int tse_reglen(struct net_device *dev)
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{
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return TSE_NUM_REGS * sizeof(u32);
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}
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static void tse_get_regs(struct net_device *dev, struct ethtool_regs *regs,
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void *regbuf)
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{
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int i;
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struct altera_tse_private *priv = netdev_priv(dev);
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u32 *buf = regbuf;
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/* Set version to a known value, so ethtool knows
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* how to do any special formatting of this data.
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* This version number will need to change if and
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* when this register table is changed.
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*
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* version[31:0] = 1: Dump the first 128 TSE Registers
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* Upper bits are all 0 by default
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*
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* Upper 16-bits will indicate feature presence for
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* Ethtool register decoding in future version.
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*/
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regs->version = 1;
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for (i = 0; i < TSE_NUM_REGS; i++)
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buf[i] = csrrd32(priv->mac_dev, i * 4);
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}
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static const struct ethtool_ops tse_ethtool_ops = {
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.get_drvinfo = tse_get_drvinfo,
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.get_regs_len = tse_reglen,
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.get_regs = tse_get_regs,
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.get_link = ethtool_op_get_link,
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.get_strings = tse_gstrings,
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.get_sset_count = tse_sset_count,
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.get_ethtool_stats = tse_fill_stats,
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.get_msglevel = tse_get_msglevel,
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.set_msglevel = tse_set_msglevel,
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.get_link_ksettings = phy_ethtool_get_link_ksettings,
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.set_link_ksettings = phy_ethtool_set_link_ksettings,
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};
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void altera_tse_set_ethtool_ops(struct net_device *netdev)
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{
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netdev->ethtool_ops = &tse_ethtool_ops;
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}
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