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* Copyright (C) 2005 - 2011 Emulex
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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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* Contact Information:
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* linux-drivers@emulex.com
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* Costa Mesa, CA 92626
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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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enum {DRVSTAT_TX, DRVSTAT_RX, DRVSTAT};
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#define FIELDINFO(_struct, field) FIELD_SIZEOF(_struct, field), \
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offsetof(_struct, field)
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#define DRVSTAT_TX_INFO(field) #field, DRVSTAT_TX,\
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FIELDINFO(struct be_tx_stats, field)
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#define DRVSTAT_RX_INFO(field) #field, DRVSTAT_RX,\
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FIELDINFO(struct be_rx_stats, field)
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#define DRVSTAT_INFO(field) #field, DRVSTAT,\
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FIELDINFO(struct be_drv_stats, field)
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static const struct be_ethtool_stat et_stats[] = {
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{DRVSTAT_INFO(tx_events)},
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{DRVSTAT_INFO(rx_crc_errors)},
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{DRVSTAT_INFO(rx_alignment_symbol_errors)},
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{DRVSTAT_INFO(rx_pause_frames)},
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{DRVSTAT_INFO(rx_control_frames)},
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{DRVSTAT_INFO(rx_in_range_errors)},
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{DRVSTAT_INFO(rx_out_range_errors)},
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{DRVSTAT_INFO(rx_frame_too_long)},
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{DRVSTAT_INFO(rx_address_match_errors)},
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{DRVSTAT_INFO(rx_dropped_too_small)},
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{DRVSTAT_INFO(rx_dropped_too_short)},
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{DRVSTAT_INFO(rx_dropped_header_too_small)},
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{DRVSTAT_INFO(rx_dropped_tcp_length)},
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{DRVSTAT_INFO(rx_dropped_runt)},
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{DRVSTAT_INFO(rxpp_fifo_overflow_drop)},
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{DRVSTAT_INFO(rx_input_fifo_overflow_drop)},
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{DRVSTAT_INFO(rx_ip_checksum_errs)},
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{DRVSTAT_INFO(rx_tcp_checksum_errs)},
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{DRVSTAT_INFO(rx_udp_checksum_errs)},
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{DRVSTAT_INFO(tx_pauseframes)},
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{DRVSTAT_INFO(tx_controlframes)},
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{DRVSTAT_INFO(rx_priority_pause_frames)},
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{DRVSTAT_INFO(pmem_fifo_overflow_drop)},
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{DRVSTAT_INFO(jabber_events)},
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{DRVSTAT_INFO(rx_drops_no_pbuf)},
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{DRVSTAT_INFO(rx_drops_no_txpb)},
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{DRVSTAT_INFO(rx_drops_no_erx_descr)},
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{DRVSTAT_INFO(rx_drops_no_tpre_descr)},
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{DRVSTAT_INFO(rx_drops_too_many_frags)},
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{DRVSTAT_INFO(rx_drops_invalid_ring)},
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{DRVSTAT_INFO(forwarded_packets)},
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{DRVSTAT_INFO(rx_drops_mtu)},
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{DRVSTAT_INFO(eth_red_drops)},
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{DRVSTAT_INFO(be_on_die_temperature)}
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#define ETHTOOL_STATS_NUM ARRAY_SIZE(et_stats)
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/* Stats related to multi RX queues: get_stats routine assumes bytes, pkts
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* are first and second members respectively.
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static const struct be_ethtool_stat et_rx_stats[] = {
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{DRVSTAT_RX_INFO(rx_bytes)},/* If moving this member see above note */
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{DRVSTAT_RX_INFO(rx_pkts)}, /* If moving this member see above note */
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{DRVSTAT_RX_INFO(rx_polls)},
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{DRVSTAT_RX_INFO(rx_events)},
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{DRVSTAT_RX_INFO(rx_compl)},
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{DRVSTAT_RX_INFO(rx_mcast_pkts)},
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{DRVSTAT_RX_INFO(rx_post_fail)},
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{DRVSTAT_RX_INFO(rx_drops_no_skbs)},
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{DRVSTAT_RX_INFO(rx_drops_no_frags)}
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#define ETHTOOL_RXSTATS_NUM (ARRAY_SIZE(et_rx_stats))
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/* Stats related to multi TX queues: get_stats routine assumes compl is the
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static const struct be_ethtool_stat et_tx_stats[] = {
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{DRVSTAT_TX_INFO(tx_compl)}, /* If moving this member see above note */
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{DRVSTAT_TX_INFO(tx_bytes)},
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{DRVSTAT_TX_INFO(tx_pkts)},
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{DRVSTAT_TX_INFO(tx_reqs)},
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{DRVSTAT_TX_INFO(tx_wrbs)},
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{DRVSTAT_TX_INFO(tx_compl)},
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{DRVSTAT_TX_INFO(tx_stops)}
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#define ETHTOOL_TXSTATS_NUM (ARRAY_SIZE(et_tx_stats))
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static const char et_self_tests[][ETH_GSTRING_LEN] = {
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"External Loopback test",
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#define ETHTOOL_TESTS_NUM ARRAY_SIZE(et_self_tests)
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#define BE_MAC_LOOPBACK 0x0
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#define BE_PHY_LOOPBACK 0x1
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#define BE_ONE_PORT_EXT_LOOPBACK 0x2
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#define BE_NO_LOOPBACK 0xff
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static void be_get_drvinfo(struct net_device *netdev,
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struct ethtool_drvinfo *drvinfo)
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struct be_adapter *adapter = netdev_priv(netdev);
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char fw_on_flash[FW_VER_LEN];
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memset(fw_on_flash, 0 , sizeof(fw_on_flash));
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be_cmd_get_fw_ver(adapter, adapter->fw_ver, fw_on_flash);
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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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if (memcmp(adapter->fw_ver, fw_on_flash, FW_VER_LEN) != 0) {
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strcat(drvinfo->fw_version, " [");
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strcat(drvinfo->fw_version, fw_on_flash);
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strcat(drvinfo->fw_version, "]");
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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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be_get_reg_len(struct net_device *netdev)
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struct be_adapter *adapter = netdev_priv(netdev);
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if (be_physfn(adapter))
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be_cmd_get_reg_len(adapter, &log_size);
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be_get_regs(struct net_device *netdev, struct ethtool_regs *regs, void *buf)
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struct be_adapter *adapter = netdev_priv(netdev);
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if (be_physfn(adapter)) {
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memset(buf, 0, regs->len);
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be_cmd_get_regs(adapter, regs->len, buf);
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be_get_coalesce(struct net_device *netdev, struct ethtool_coalesce *coalesce)
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struct be_adapter *adapter = netdev_priv(netdev);
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struct be_eq_obj *rx_eq = &adapter->rx_obj[0].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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* This routine is used to set interrup coalescing delay
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be_set_coalesce(struct net_device *netdev, struct ethtool_coalesce *coalesce)
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struct be_adapter *adapter = netdev_priv(netdev);
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struct be_rx_obj *rxo;
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struct be_eq_obj *rx_eq;
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struct be_eq_obj *tx_eq = &adapter->tx_eq;
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u32 rx_max, rx_min, rx_cur;
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if (coalesce->use_adaptive_tx_coalesce == 1)
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for_all_rx_queues(adapter, rxo, i) {
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if (!rx_eq->enable_aic && coalesce->use_adaptive_rx_coalesce)
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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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if (rx_eq->enable_aic) {
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if (rx_max > BE_MAX_EQD)
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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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if (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_eq->cur_eqd = rx_cur;
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tx_cur = coalesce->tx_coalesce_usecs;
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if (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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tx_eq->cur_eqd = tx_cur;
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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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struct be_adapter *adapter = netdev_priv(netdev);
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struct be_rx_obj *rxo;
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struct be_tx_obj *txo;
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unsigned int i, j, base = 0, start;
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for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
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p = (u8 *)&adapter->drv_stats + et_stats[i].offset;
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base += ETHTOOL_STATS_NUM;
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for_all_rx_queues(adapter, rxo, j) {
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struct be_rx_stats *stats = rx_stats(rxo);
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start = u64_stats_fetch_begin_bh(&stats->sync);
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data[base] = stats->rx_bytes;
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data[base + 1] = stats->rx_pkts;
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} while (u64_stats_fetch_retry_bh(&stats->sync, start));
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for (i = 2; i < ETHTOOL_RXSTATS_NUM; i++) {
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p = (u8 *)stats + et_rx_stats[i].offset;
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data[base + i] = *(u32 *)p;
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base += ETHTOOL_RXSTATS_NUM;
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for_all_tx_queues(adapter, txo, j) {
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struct be_tx_stats *stats = tx_stats(txo);
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start = u64_stats_fetch_begin_bh(&stats->sync_compl);
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data[base] = stats->tx_compl;
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} while (u64_stats_fetch_retry_bh(&stats->sync_compl, start));
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start = u64_stats_fetch_begin_bh(&stats->sync);
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for (i = 1; i < ETHTOOL_TXSTATS_NUM; i++) {
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p = (u8 *)stats + et_tx_stats[i].offset;
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(et_tx_stats[i].size == sizeof(u64)) ?
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*(u64 *)p : *(u32 *)p;
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} while (u64_stats_fetch_retry_bh(&stats->sync, start));
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base += ETHTOOL_TXSTATS_NUM;
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be_get_stat_strings(struct net_device *netdev, uint32_t stringset,
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struct be_adapter *adapter = netdev_priv(netdev);
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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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for (i = 0; i < adapter->num_rx_qs; i++) {
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for (j = 0; j < ETHTOOL_RXSTATS_NUM; j++) {
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sprintf(data, "rxq%d: %s", i,
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et_rx_stats[j].desc);
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data += ETH_GSTRING_LEN;
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for (i = 0; i < adapter->num_tx_qs; i++) {
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for (j = 0; j < ETHTOOL_TXSTATS_NUM; j++) {
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sprintf(data, "txq%d: %s", i,
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et_tx_stats[j].desc);
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data += ETH_GSTRING_LEN;
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for (i = 0; i < ETHTOOL_TESTS_NUM; i++) {
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memcpy(data, et_self_tests[i], ETH_GSTRING_LEN);
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data += ETH_GSTRING_LEN;
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static int be_get_sset_count(struct net_device *netdev, int stringset)
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struct be_adapter *adapter = netdev_priv(netdev);
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return ETHTOOL_TESTS_NUM;
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return ETHTOOL_STATS_NUM +
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adapter->num_rx_qs * ETHTOOL_RXSTATS_NUM +
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adapter->num_tx_qs * ETHTOOL_TXSTATS_NUM;
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static int be_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
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struct be_adapter *adapter = netdev_priv(netdev);
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struct be_phy_info phy_info;
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if ((adapter->link_speed < 0) || (!(netdev->flags & IFF_UP))) {
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status = be_cmd_link_status_query(adapter, &mac_speed,
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/* link_speed is in units of 10 Mbps */
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ethtool_cmd_speed_set(ecmd, link_speed*10);
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case PHY_LINK_SPEED_10MBPS:
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ethtool_cmd_speed_set(ecmd, SPEED_10);
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case PHY_LINK_SPEED_100MBPS:
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ethtool_cmd_speed_set(ecmd, SPEED_100);
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case PHY_LINK_SPEED_1GBPS:
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ethtool_cmd_speed_set(ecmd, SPEED_1000);
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case PHY_LINK_SPEED_10GBPS:
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ethtool_cmd_speed_set(ecmd, SPEED_10000);
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case PHY_LINK_SPEED_ZERO:
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ethtool_cmd_speed_set(ecmd, 0);
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status = be_cmd_get_phy_info(adapter, &phy_info);
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switch (phy_info.interface_type) {
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case PHY_TYPE_XFP_10GB:
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case PHY_TYPE_SFP_1GB:
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case PHY_TYPE_SFP_PLUS_10GB:
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ecmd->port = PORT_FIBRE;
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ecmd->port = PORT_TP;
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switch (phy_info.interface_type) {
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case PHY_TYPE_KR_10GB:
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case PHY_TYPE_KX4_10GB:
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ecmd->autoneg = AUTONEG_ENABLE;
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ecmd->transceiver = XCVR_INTERNAL;
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ecmd->autoneg = AUTONEG_DISABLE;
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ecmd->transceiver = XCVR_EXTERNAL;
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/* Save for future use */
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adapter->link_speed = ethtool_cmd_speed(ecmd);
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adapter->port_type = ecmd->port;
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adapter->transceiver = ecmd->transceiver;
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adapter->autoneg = ecmd->autoneg;
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ethtool_cmd_speed_set(ecmd, adapter->link_speed);
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ecmd->port = adapter->port_type;
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ecmd->transceiver = adapter->transceiver;
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ecmd->autoneg = adapter->autoneg;
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ecmd->duplex = DUPLEX_FULL;
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ecmd->phy_address = adapter->port_num;
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switch (ecmd->port) {
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ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_FIBRE);
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ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_TP);
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ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_AUI);
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ecmd->supported |= SUPPORTED_1000baseT_Full;
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ecmd->supported |= SUPPORTED_Autoneg;
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ecmd->advertising |= (ADVERTISED_10000baseT_Full |
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ADVERTISED_1000baseT_Full);
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be_get_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring)
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struct be_adapter *adapter = netdev_priv(netdev);
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ring->rx_max_pending = adapter->rx_obj[0].q.len;
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ring->tx_max_pending = adapter->tx_obj[0].q.len;
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ring->rx_pending = atomic_read(&adapter->rx_obj[0].q.used);
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ring->tx_pending = atomic_read(&adapter->tx_obj[0].q.used);
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be_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
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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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be_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
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struct be_adapter *adapter = netdev_priv(netdev);
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if (ecmd->autoneg != 0)
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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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dev_warn(&adapter->pdev->dev, "Pause param set failed.\n");
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be_set_phys_id(struct net_device *netdev,
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enum ethtool_phys_id_state state)
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struct be_adapter *adapter = netdev_priv(netdev);
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case ETHTOOL_ID_ACTIVE:
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be_cmd_get_beacon_state(adapter, adapter->hba_port_num,
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&adapter->beacon_state);
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return 1; /* cycle on/off once per second */
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be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
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BEACON_STATE_ENABLED);
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be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
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BEACON_STATE_DISABLED);
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case ETHTOOL_ID_INACTIVE:
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be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
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adapter->beacon_state);
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be_is_wol_supported(struct be_adapter *adapter)
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if (!be_physfn(adapter))
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be_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
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struct be_adapter *adapter = netdev_priv(netdev);
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if (be_is_wol_supported(adapter))
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wol->supported = WAKE_MAGIC;
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wol->wolopts = WAKE_MAGIC;
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memset(&wol->sopass, 0, sizeof(wol->sopass));
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be_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
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struct be_adapter *adapter = netdev_priv(netdev);
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if (wol->wolopts & ~WAKE_MAGIC)
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if ((wol->wolopts & WAKE_MAGIC) && be_is_wol_supported(adapter))
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adapter->wol = false;
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be_test_ddr_dma(struct be_adapter *adapter)
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struct be_dma_mem ddrdma_cmd;
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static const u64 pattern[2] = {
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0x5a5a5a5a5a5a5a5aULL, 0xa5a5a5a5a5a5a5a5ULL
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ddrdma_cmd.size = sizeof(struct be_cmd_req_ddrdma_test);
576
ddrdma_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, ddrdma_cmd.size,
577
&ddrdma_cmd.dma, GFP_KERNEL);
578
if (!ddrdma_cmd.va) {
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dev_err(&adapter->pdev->dev, "Memory allocation failure\n");
583
for (i = 0; i < 2; i++) {
584
ret = be_cmd_ddr_dma_test(adapter, pattern[i],
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dma_free_coherent(&adapter->pdev->dev, ddrdma_cmd.size, ddrdma_cmd.va,
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static u64 be_loopback_test(struct be_adapter *adapter, u8 loopback_type,
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be_cmd_set_loopback(adapter, adapter->hba_port_num,
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*status = be_cmd_loopback_test(adapter, adapter->hba_port_num,
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be_cmd_set_loopback(adapter, adapter->hba_port_num,
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be_self_test(struct net_device *netdev, struct ethtool_test *test, u64 *data)
612
struct be_adapter *adapter = netdev_priv(netdev);
614
u16 qos_link_speed = 0;
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memset(data, 0, sizeof(u64) * ETHTOOL_TESTS_NUM);
618
if (test->flags & ETH_TEST_FL_OFFLINE) {
619
if (be_loopback_test(adapter, BE_MAC_LOOPBACK,
621
test->flags |= ETH_TEST_FL_FAILED;
623
if (be_loopback_test(adapter, BE_PHY_LOOPBACK,
625
test->flags |= ETH_TEST_FL_FAILED;
627
if (be_loopback_test(adapter, BE_ONE_PORT_EXT_LOOPBACK,
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test->flags |= ETH_TEST_FL_FAILED;
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if (be_test_ddr_dma(adapter) != 0) {
635
test->flags |= ETH_TEST_FL_FAILED;
638
if (be_cmd_link_status_query(adapter, &mac_speed,
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&qos_link_speed, 0) != 0) {
640
test->flags |= ETH_TEST_FL_FAILED;
642
} else if (!mac_speed) {
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test->flags |= ETH_TEST_FL_FAILED;
649
be_do_flash(struct net_device *netdev, struct ethtool_flash *efl)
651
struct be_adapter *adapter = netdev_priv(netdev);
652
char file_name[ETHTOOL_FLASH_MAX_FILENAME];
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file_name[ETHTOOL_FLASH_MAX_FILENAME - 1] = 0;
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strcpy(file_name, efl->data);
657
return be_load_fw(adapter, file_name);
661
be_get_eeprom_len(struct net_device *netdev)
663
return BE_READ_SEEPROM_LEN;
667
be_read_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom,
670
struct be_adapter *adapter = netdev_priv(netdev);
671
struct be_dma_mem eeprom_cmd;
672
struct be_cmd_resp_seeprom_read *resp;
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eeprom->magic = BE_VENDOR_ID | (adapter->pdev->device<<16);
680
memset(&eeprom_cmd, 0, sizeof(struct be_dma_mem));
681
eeprom_cmd.size = sizeof(struct be_cmd_req_seeprom_read);
682
eeprom_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, eeprom_cmd.size,
683
&eeprom_cmd.dma, GFP_KERNEL);
685
if (!eeprom_cmd.va) {
686
dev_err(&adapter->pdev->dev,
687
"Memory allocation failure. Could not read eeprom\n");
691
status = be_cmd_get_seeprom_data(adapter, &eeprom_cmd);
694
resp = eeprom_cmd.va;
695
memcpy(data, resp->seeprom_data + eeprom->offset, eeprom->len);
697
dma_free_coherent(&adapter->pdev->dev, eeprom_cmd.size, eeprom_cmd.va,
703
const struct ethtool_ops be_ethtool_ops = {
704
.get_settings = be_get_settings,
705
.get_drvinfo = be_get_drvinfo,
706
.get_wol = be_get_wol,
707
.set_wol = be_set_wol,
708
.get_link = ethtool_op_get_link,
709
.get_eeprom_len = be_get_eeprom_len,
710
.get_eeprom = be_read_eeprom,
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.get_coalesce = be_get_coalesce,
712
.set_coalesce = be_set_coalesce,
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.get_ringparam = be_get_ringparam,
714
.get_pauseparam = be_get_pauseparam,
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.set_pauseparam = be_set_pauseparam,
716
.get_strings = be_get_stat_strings,
717
.set_phys_id = be_set_phys_id,
718
.get_sset_count = be_get_sset_count,
719
.get_ethtool_stats = be_get_ethtool_stats,
720
.get_regs_len = be_get_reg_len,
721
.get_regs = be_get_regs,
722
.flash_device = be_do_flash,
723
.self_test = be_self_test,