442 lines
12 KiB
C
442 lines
12 KiB
C
/*
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* Copyright (C) 2005 - 2009 ServerEngines
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* All rights reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License version 2
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* as published by the Free Software Foundation. The full GNU General
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* Public License is included in this distribution in the file called COPYING.
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*
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* Contact Information:
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* linux-drivers@serverengines.com
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*
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* ServerEngines
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* 209 N. Fair Oaks Ave
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* Sunnyvale, CA 94085
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*/
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#include "be.h"
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#include "be_cmds.h"
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#include <linux/ethtool.h>
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struct be_ethtool_stat {
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char desc[ETH_GSTRING_LEN];
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int type;
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int size;
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int offset;
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};
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enum {NETSTAT, PORTSTAT, MISCSTAT, DRVSTAT, ERXSTAT};
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#define FIELDINFO(_struct, field) FIELD_SIZEOF(_struct, field), \
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offsetof(_struct, field)
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#define NETSTAT_INFO(field) #field, NETSTAT,\
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FIELDINFO(struct net_device_stats,\
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field)
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#define DRVSTAT_INFO(field) #field, DRVSTAT,\
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FIELDINFO(struct be_drvr_stats, field)
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#define MISCSTAT_INFO(field) #field, MISCSTAT,\
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FIELDINFO(struct be_rxf_stats, field)
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#define PORTSTAT_INFO(field) #field, PORTSTAT,\
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FIELDINFO(struct be_port_rxf_stats, \
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field)
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#define ERXSTAT_INFO(field) #field, ERXSTAT,\
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FIELDINFO(struct be_erx_stats, field)
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static const struct be_ethtool_stat et_stats[] = {
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{NETSTAT_INFO(rx_packets)},
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{NETSTAT_INFO(tx_packets)},
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{NETSTAT_INFO(rx_bytes)},
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{NETSTAT_INFO(tx_bytes)},
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{NETSTAT_INFO(rx_errors)},
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{NETSTAT_INFO(tx_errors)},
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{NETSTAT_INFO(rx_dropped)},
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{NETSTAT_INFO(tx_dropped)},
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{DRVSTAT_INFO(be_tx_reqs)},
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{DRVSTAT_INFO(be_tx_stops)},
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{DRVSTAT_INFO(be_fwd_reqs)},
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{DRVSTAT_INFO(be_tx_wrbs)},
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{DRVSTAT_INFO(be_polls)},
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{DRVSTAT_INFO(be_tx_events)},
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{DRVSTAT_INFO(be_rx_events)},
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{DRVSTAT_INFO(be_tx_compl)},
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{DRVSTAT_INFO(be_rx_compl)},
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{DRVSTAT_INFO(be_ethrx_post_fail)},
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{DRVSTAT_INFO(be_802_3_dropped_frames)},
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{DRVSTAT_INFO(be_802_3_malformed_frames)},
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{DRVSTAT_INFO(be_tx_rate)},
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{DRVSTAT_INFO(be_rx_rate)},
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{PORTSTAT_INFO(rx_unicast_frames)},
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{PORTSTAT_INFO(rx_multicast_frames)},
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{PORTSTAT_INFO(rx_broadcast_frames)},
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{PORTSTAT_INFO(rx_crc_errors)},
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{PORTSTAT_INFO(rx_alignment_symbol_errors)},
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{PORTSTAT_INFO(rx_pause_frames)},
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{PORTSTAT_INFO(rx_control_frames)},
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{PORTSTAT_INFO(rx_in_range_errors)},
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{PORTSTAT_INFO(rx_out_range_errors)},
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{PORTSTAT_INFO(rx_frame_too_long)},
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{PORTSTAT_INFO(rx_address_match_errors)},
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{PORTSTAT_INFO(rx_vlan_mismatch)},
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{PORTSTAT_INFO(rx_dropped_too_small)},
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{PORTSTAT_INFO(rx_dropped_too_short)},
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{PORTSTAT_INFO(rx_dropped_header_too_small)},
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{PORTSTAT_INFO(rx_dropped_tcp_length)},
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{PORTSTAT_INFO(rx_dropped_runt)},
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{PORTSTAT_INFO(rx_fifo_overflow)},
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{PORTSTAT_INFO(rx_input_fifo_overflow)},
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{PORTSTAT_INFO(rx_ip_checksum_errs)},
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{PORTSTAT_INFO(rx_tcp_checksum_errs)},
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{PORTSTAT_INFO(rx_udp_checksum_errs)},
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{PORTSTAT_INFO(rx_non_rss_packets)},
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{PORTSTAT_INFO(rx_ipv4_packets)},
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{PORTSTAT_INFO(rx_ipv6_packets)},
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{PORTSTAT_INFO(tx_unicastframes)},
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{PORTSTAT_INFO(tx_multicastframes)},
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{PORTSTAT_INFO(tx_broadcastframes)},
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{PORTSTAT_INFO(tx_pauseframes)},
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{PORTSTAT_INFO(tx_controlframes)},
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{MISCSTAT_INFO(rx_drops_no_pbuf)},
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{MISCSTAT_INFO(rx_drops_no_txpb)},
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{MISCSTAT_INFO(rx_drops_no_erx_descr)},
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{MISCSTAT_INFO(rx_drops_no_tpre_descr)},
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{MISCSTAT_INFO(rx_drops_too_many_frags)},
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{MISCSTAT_INFO(rx_drops_invalid_ring)},
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{MISCSTAT_INFO(forwarded_packets)},
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{MISCSTAT_INFO(rx_drops_mtu)},
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{ERXSTAT_INFO(rx_drops_no_fragments)},
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};
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#define ETHTOOL_STATS_NUM ARRAY_SIZE(et_stats)
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static void
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be_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo)
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{
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struct be_adapter *adapter = netdev_priv(netdev);
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strcpy(drvinfo->driver, DRV_NAME);
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strcpy(drvinfo->version, DRV_VER);
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strncpy(drvinfo->fw_version, adapter->fw_ver, FW_VER_LEN);
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strcpy(drvinfo->bus_info, pci_name(adapter->pdev));
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drvinfo->testinfo_len = 0;
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drvinfo->regdump_len = 0;
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drvinfo->eedump_len = 0;
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}
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static int
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be_get_coalesce(struct net_device *netdev, struct ethtool_coalesce *coalesce)
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{
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struct be_adapter *adapter = netdev_priv(netdev);
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struct be_eq_obj *rx_eq = &adapter->rx_eq;
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struct be_eq_obj *tx_eq = &adapter->tx_eq;
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coalesce->rx_coalesce_usecs = rx_eq->cur_eqd;
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coalesce->rx_coalesce_usecs_high = rx_eq->max_eqd;
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coalesce->rx_coalesce_usecs_low = rx_eq->min_eqd;
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coalesce->tx_coalesce_usecs = tx_eq->cur_eqd;
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coalesce->tx_coalesce_usecs_high = tx_eq->max_eqd;
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coalesce->tx_coalesce_usecs_low = tx_eq->min_eqd;
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coalesce->use_adaptive_rx_coalesce = rx_eq->enable_aic;
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coalesce->use_adaptive_tx_coalesce = tx_eq->enable_aic;
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return 0;
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}
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/*
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* This routine is used to set interrup coalescing delay
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*/
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static int
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be_set_coalesce(struct net_device *netdev, struct ethtool_coalesce *coalesce)
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{
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struct be_adapter *adapter = netdev_priv(netdev);
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struct be_eq_obj *rx_eq = &adapter->rx_eq;
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struct be_eq_obj *tx_eq = &adapter->tx_eq;
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u32 tx_max, tx_min, tx_cur;
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u32 rx_max, rx_min, rx_cur;
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int status = 0;
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if (coalesce->use_adaptive_tx_coalesce == 1)
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return -EINVAL;
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/* if AIC is being turned on now, start with an EQD of 0 */
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if (rx_eq->enable_aic == 0 &&
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coalesce->use_adaptive_rx_coalesce == 1) {
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rx_eq->cur_eqd = 0;
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}
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rx_eq->enable_aic = coalesce->use_adaptive_rx_coalesce;
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rx_max = coalesce->rx_coalesce_usecs_high;
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rx_min = coalesce->rx_coalesce_usecs_low;
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rx_cur = coalesce->rx_coalesce_usecs;
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tx_max = coalesce->tx_coalesce_usecs_high;
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tx_min = coalesce->tx_coalesce_usecs_low;
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tx_cur = coalesce->tx_coalesce_usecs;
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if (tx_cur > BE_MAX_EQD)
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tx_cur = BE_MAX_EQD;
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if (tx_eq->cur_eqd != tx_cur) {
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status = be_cmd_modify_eqd(adapter, tx_eq->q.id, tx_cur);
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if (!status)
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tx_eq->cur_eqd = tx_cur;
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}
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if (rx_eq->enable_aic) {
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if (rx_max > BE_MAX_EQD)
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rx_max = BE_MAX_EQD;
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if (rx_min > rx_max)
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rx_min = rx_max;
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rx_eq->max_eqd = rx_max;
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rx_eq->min_eqd = rx_min;
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if (rx_eq->cur_eqd > rx_max)
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rx_eq->cur_eqd = rx_max;
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if (rx_eq->cur_eqd < rx_min)
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rx_eq->cur_eqd = rx_min;
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} else {
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if (rx_cur > BE_MAX_EQD)
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rx_cur = BE_MAX_EQD;
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if (rx_eq->cur_eqd != rx_cur) {
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status = be_cmd_modify_eqd(adapter, rx_eq->q.id,
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rx_cur);
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if (!status)
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rx_eq->cur_eqd = rx_cur;
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}
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}
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return 0;
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}
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static u32 be_get_rx_csum(struct net_device *netdev)
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{
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struct be_adapter *adapter = netdev_priv(netdev);
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return adapter->rx_csum;
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}
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static int be_set_rx_csum(struct net_device *netdev, uint32_t data)
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{
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struct be_adapter *adapter = netdev_priv(netdev);
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if (data)
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adapter->rx_csum = true;
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else
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adapter->rx_csum = false;
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return 0;
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}
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static void
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be_get_ethtool_stats(struct net_device *netdev,
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struct ethtool_stats *stats, uint64_t *data)
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{
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struct be_adapter *adapter = netdev_priv(netdev);
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struct be_drvr_stats *drvr_stats = &adapter->stats.drvr_stats;
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struct be_hw_stats *hw_stats = hw_stats_from_cmd(adapter->stats.cmd.va);
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struct be_rxf_stats *rxf_stats = &hw_stats->rxf;
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struct be_port_rxf_stats *port_stats =
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&rxf_stats->port[adapter->port_num];
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struct net_device_stats *net_stats = &netdev->stats;
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struct be_erx_stats *erx_stats = &hw_stats->erx;
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void *p = NULL;
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int i;
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for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
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switch (et_stats[i].type) {
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case NETSTAT:
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p = net_stats;
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break;
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case DRVSTAT:
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p = drvr_stats;
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break;
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case PORTSTAT:
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p = port_stats;
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break;
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case MISCSTAT:
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p = rxf_stats;
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break;
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case ERXSTAT: /* Currently only one ERX stat is provided */
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p = (u32 *)erx_stats + adapter->rx_obj.q.id;
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break;
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}
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p = (u8 *)p + et_stats[i].offset;
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data[i] = (et_stats[i].size == sizeof(u64)) ?
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*(u64 *)p: *(u32 *)p;
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}
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return;
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}
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static void
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be_get_stat_strings(struct net_device *netdev, uint32_t stringset,
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uint8_t *data)
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{
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int i;
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switch (stringset) {
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case ETH_SS_STATS:
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for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
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memcpy(data, et_stats[i].desc, ETH_GSTRING_LEN);
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data += ETH_GSTRING_LEN;
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}
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break;
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}
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}
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static int be_get_sset_count(struct net_device *netdev, int stringset)
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{
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switch (stringset) {
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case ETH_SS_STATS:
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return ETHTOOL_STATS_NUM;
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default:
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return -EINVAL;
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}
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}
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static int be_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
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{
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struct be_adapter *adapter = netdev_priv(netdev);
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u8 mac_speed = 0, connector = 0;
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u16 link_speed = 0;
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bool link_up = false;
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be_cmd_link_status_query(adapter, &link_up, &mac_speed, &link_speed);
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/* link_speed is in units of 10 Mbps */
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if (link_speed) {
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ecmd->speed = link_speed*10;
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} else {
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switch (mac_speed) {
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case PHY_LINK_SPEED_1GBPS:
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ecmd->speed = SPEED_1000;
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break;
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case PHY_LINK_SPEED_10GBPS:
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ecmd->speed = SPEED_10000;
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break;
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}
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}
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ecmd->duplex = DUPLEX_FULL;
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ecmd->autoneg = AUTONEG_DISABLE;
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ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_TP);
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be_cmd_read_port_type(adapter, adapter->port_num, &connector);
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switch (connector) {
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case 7:
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ecmd->port = PORT_FIBRE;
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break;
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default:
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ecmd->port = PORT_TP;
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break;
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}
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ecmd->phy_address = adapter->port_num;
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ecmd->transceiver = XCVR_INTERNAL;
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return 0;
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}
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static void
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be_get_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring)
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{
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struct be_adapter *adapter = netdev_priv(netdev);
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ring->rx_max_pending = adapter->rx_obj.q.len;
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ring->tx_max_pending = adapter->tx_obj.q.len;
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ring->rx_pending = atomic_read(&adapter->rx_obj.q.used);
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ring->tx_pending = atomic_read(&adapter->tx_obj.q.used);
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}
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static void
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be_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
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{
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struct be_adapter *adapter = netdev_priv(netdev);
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be_cmd_get_flow_control(adapter, &ecmd->tx_pause, &ecmd->rx_pause);
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ecmd->autoneg = 0;
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}
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static int
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be_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
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{
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struct be_adapter *adapter = netdev_priv(netdev);
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int status;
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if (ecmd->autoneg != 0)
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return -EINVAL;
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adapter->tx_fc = ecmd->tx_pause;
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adapter->rx_fc = ecmd->rx_pause;
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status = be_cmd_set_flow_control(adapter,
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adapter->tx_fc, adapter->rx_fc);
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if (status)
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dev_warn(&adapter->pdev->dev, "Pause param set failed.\n");
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return status;
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}
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static int
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be_phys_id(struct net_device *netdev, u32 data)
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{
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struct be_adapter *adapter = netdev_priv(netdev);
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int status;
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u32 cur;
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if (!netif_running(netdev))
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return 0;
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be_cmd_get_beacon_state(adapter, adapter->port_num, &cur);
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if (cur == BEACON_STATE_ENABLED)
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return 0;
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if (data < 2)
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data = 2;
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status = be_cmd_set_beacon_state(adapter, adapter->port_num, 0, 0,
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BEACON_STATE_ENABLED);
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set_current_state(TASK_INTERRUPTIBLE);
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schedule_timeout(data*HZ);
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status = be_cmd_set_beacon_state(adapter, adapter->port_num, 0, 0,
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BEACON_STATE_DISABLED);
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return status;
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}
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static int
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be_do_flash(struct net_device *netdev, struct ethtool_flash *efl)
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{
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struct be_adapter *adapter = netdev_priv(netdev);
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char file_name[ETHTOOL_FLASH_MAX_FILENAME];
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u32 region;
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file_name[ETHTOOL_FLASH_MAX_FILENAME - 1] = 0;
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strcpy(file_name, efl->data);
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region = efl->region;
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return be_load_fw(adapter, file_name);
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}
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const struct ethtool_ops be_ethtool_ops = {
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.get_settings = be_get_settings,
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.get_drvinfo = be_get_drvinfo,
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.get_link = ethtool_op_get_link,
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.get_coalesce = be_get_coalesce,
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.set_coalesce = be_set_coalesce,
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.get_ringparam = be_get_ringparam,
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.get_pauseparam = be_get_pauseparam,
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.set_pauseparam = be_set_pauseparam,
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.get_rx_csum = be_get_rx_csum,
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.set_rx_csum = be_set_rx_csum,
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.get_tx_csum = ethtool_op_get_tx_csum,
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.set_tx_csum = ethtool_op_set_tx_hw_csum,
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.get_sg = ethtool_op_get_sg,
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.set_sg = ethtool_op_set_sg,
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.get_tso = ethtool_op_get_tso,
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.set_tso = ethtool_op_set_tso,
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.get_strings = be_get_stat_strings,
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.phys_id = be_phys_id,
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.get_sset_count = be_get_sset_count,
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.get_ethtool_stats = be_get_ethtool_stats,
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.flash_device = be_do_flash,
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};
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