// SPDX-License-Identifier: GPL-2.0-only
/*
 * Copyright (C) 2005 - 2016 Broadcom
 * All rights reserved.
 *
 * Contact Information:
 * linux-drivers@emulex.com
 *
 * Emulex
 * 3333 Susan Street
 * Costa Mesa, CA 92626
 */

#include "be.h"
#include "be_cmds.h"
#include <linux/ethtool.h>

struct be_ethtool_stat {
        char desc[ETH_GSTRING_LEN];
        int type;
        int size;
        int offset;
};

enum {DRVSTAT_TX, DRVSTAT_RX, DRVSTAT};
#define FIELDINFO(_struct, field) sizeof_field(_struct, field), \
                                        offsetof(_struct, field)
#define DRVSTAT_TX_INFO(field)  #field, DRVSTAT_TX,\
                                        FIELDINFO(struct be_tx_stats, field)
#define DRVSTAT_RX_INFO(field)  #field, DRVSTAT_RX,\
                                        FIELDINFO(struct be_rx_stats, field)
#define DRVSTAT_INFO(field)     #field, DRVSTAT,\
                                        FIELDINFO(struct be_drv_stats, field)

static const struct be_ethtool_stat et_stats[] = {
        {DRVSTAT_INFO(rx_crc_errors)},
        {DRVSTAT_INFO(rx_alignment_symbol_errors)},
        {DRVSTAT_INFO(rx_pause_frames)},
        {DRVSTAT_INFO(rx_control_frames)},
        /* Received packets dropped when the Ethernet length field
         * is not equal to the actual Ethernet data length.
         */
        {DRVSTAT_INFO(rx_in_range_errors)},
        /* Received packets dropped when their length field is >= 1501 bytes
         * and <= 1535 bytes.
         */
        {DRVSTAT_INFO(rx_out_range_errors)},
        /* Received packets dropped when they are longer than 9216 bytes */
        {DRVSTAT_INFO(rx_frame_too_long)},
        /* Received packets dropped when they don't pass the unicast or
         * multicast address filtering.
         */
        {DRVSTAT_INFO(rx_address_filtered)},
        /* Received packets dropped when IP packet length field is less than
         * the IP header length field.
         */
        {DRVSTAT_INFO(rx_dropped_too_small)},
        /* Received packets dropped when IP length field is greater than
         * the actual packet length.
         */
        {DRVSTAT_INFO(rx_dropped_too_short)},
        /* Received packets dropped when the IP header length field is less
         * than 5.
         */
        {DRVSTAT_INFO(rx_dropped_header_too_small)},
        /* Received packets dropped when the TCP header length field is less
         * than 5 or the TCP header length + IP header length is more
         * than IP packet length.
         */
        {DRVSTAT_INFO(rx_dropped_tcp_length)},
        {DRVSTAT_INFO(rx_dropped_runt)},
        /* Number of received packets dropped when a fifo for descriptors going
         * into the packet demux block overflows. In normal operation, this
         * fifo must never overflow.
         */
        {DRVSTAT_INFO(rxpp_fifo_overflow_drop)},
        /* Received packets dropped when the RX block runs out of space in
         * one of its input FIFOs. This could happen due a long burst of
         * minimum-sized (64b) frames in the receive path.
         * This counter may also be erroneously incremented rarely.
         */
        {DRVSTAT_INFO(rx_input_fifo_overflow_drop)},
        {DRVSTAT_INFO(rx_ip_checksum_errs)},
        {DRVSTAT_INFO(rx_tcp_checksum_errs)},
        {DRVSTAT_INFO(rx_udp_checksum_errs)},
        {DRVSTAT_INFO(tx_pauseframes)},
        {DRVSTAT_INFO(tx_controlframes)},
        {DRVSTAT_INFO(rx_priority_pause_frames)},
        {DRVSTAT_INFO(tx_priority_pauseframes)},
        /* Received packets dropped when an internal fifo going into
         * main packet buffer tank (PMEM) overflows.
         */
        {DRVSTAT_INFO(pmem_fifo_overflow_drop)},
        {DRVSTAT_INFO(jabber_events)},
        /* Received packets dropped due to lack of available HW packet buffers
         * used to temporarily hold the received packets.
         */
        {DRVSTAT_INFO(rx_drops_no_pbuf)},
        /* Received packets dropped due to input receive buffer
         * descriptor fifo overflowing.
         */
        {DRVSTAT_INFO(rx_drops_no_erx_descr)},
        /* Packets dropped because the internal FIFO to the offloaded TCP
         * receive processing block is full. This could happen only for
         * offloaded iSCSI or FCoE trarffic.
         */
        {DRVSTAT_INFO(rx_drops_no_tpre_descr)},
        /* Received packets dropped when they need more than 8
         * receive buffers. This cannot happen as the driver configures
         * 2048 byte receive buffers.
         */
        {DRVSTAT_INFO(rx_drops_too_many_frags)},
        {DRVSTAT_INFO(forwarded_packets)},
        /* Received packets dropped when the frame length
         * is more than 9018 bytes
         */
        {DRVSTAT_INFO(rx_drops_mtu)},
        /* Number of dma mapping errors */
        {DRVSTAT_INFO(dma_map_errors)},
        /* Number of packets dropped due to random early drop function */
        {DRVSTAT_INFO(eth_red_drops)},
        {DRVSTAT_INFO(rx_roce_bytes_lsd)},
        {DRVSTAT_INFO(rx_roce_bytes_msd)},
        {DRVSTAT_INFO(rx_roce_frames)},
        {DRVSTAT_INFO(roce_drops_payload_len)},
        {DRVSTAT_INFO(roce_drops_crc)}
};

#define ETHTOOL_STATS_NUM ARRAY_SIZE(et_stats)

/* Stats related to multi RX queues: get_stats routine assumes bytes, pkts
 * are first and second members respectively.
 */
static const struct be_ethtool_stat et_rx_stats[] = {
        {DRVSTAT_RX_INFO(rx_bytes)},/* If moving this member see above note */
        {DRVSTAT_RX_INFO(rx_pkts)}, /* If moving this member see above note */
        {DRVSTAT_RX_INFO(rx_vxlan_offload_pkts)},
        {DRVSTAT_RX_INFO(rx_compl)},
        {DRVSTAT_RX_INFO(rx_compl_err)},
        {DRVSTAT_RX_INFO(rx_mcast_pkts)},
        /* Number of page allocation failures while posting receive buffers
         * to HW.
         */
        {DRVSTAT_RX_INFO(rx_post_fail)},
        /* Recevied packets dropped due to skb allocation failure */
        {DRVSTAT_RX_INFO(rx_drops_no_skbs)},
        /* Received packets dropped due to lack of available fetched buffers
         * posted by the driver.
         */
        {DRVSTAT_RX_INFO(rx_drops_no_frags)}
};

#define ETHTOOL_RXSTATS_NUM (ARRAY_SIZE(et_rx_stats))

/* Stats related to multi TX queues: get_stats routine assumes compl is the
 * first member
 */
static const struct be_ethtool_stat et_tx_stats[] = {
        {DRVSTAT_TX_INFO(tx_compl)}, /* If moving this member see above note */
        /* This counter is incremented when the HW encounters an error while
         * parsing the packet header of an outgoing TX request. This counter is
         * applicable only for BE2, BE3 and Skyhawk based adapters.
         */
        {DRVSTAT_TX_INFO(tx_hdr_parse_err)},
        /* This counter is incremented when an error occurs in the DMA
         * operation associated with the TX request from the host to the device.
         */
        {DRVSTAT_TX_INFO(tx_dma_err)},
        /* This counter is incremented when MAC or VLAN spoof checking is
         * enabled on the interface and the TX request fails the spoof check
         * in HW.
         */
        {DRVSTAT_TX_INFO(tx_spoof_check_err)},
        /* This counter is incremented when the HW encounters an error while
         * performing TSO offload. This counter is applicable only for Lancer
         * adapters.
         */
        {DRVSTAT_TX_INFO(tx_tso_err)},
        /* This counter is incremented when the HW detects Q-in-Q style VLAN
         * tagging in a packet and such tagging is not expected on the outgoing
         * interface. This counter is applicable only for Lancer adapters.
         */
        {DRVSTAT_TX_INFO(tx_qinq_err)},
        /* This counter is incremented when the HW detects parity errors in the
         * packet data. This counter is applicable only for Lancer adapters.
         */
        {DRVSTAT_TX_INFO(tx_internal_parity_err)},
        {DRVSTAT_TX_INFO(tx_sge_err)},
        {DRVSTAT_TX_INFO(tx_bytes)},
        {DRVSTAT_TX_INFO(tx_pkts)},
        {DRVSTAT_TX_INFO(tx_vxlan_offload_pkts)},
        /* Number of skbs queued for trasmission by the driver */
        {DRVSTAT_TX_INFO(tx_reqs)},
        /* Number of times the TX queue was stopped due to lack
         * of spaces in the TXQ.
         */
        {DRVSTAT_TX_INFO(tx_stops)},
        /* Pkts dropped in the driver's transmit path */
        {DRVSTAT_TX_INFO(tx_drv_drops)}
};

#define ETHTOOL_TXSTATS_NUM (ARRAY_SIZE(et_tx_stats))

static const char et_self_tests[][ETH_GSTRING_LEN] = {
        "MAC Loopback test",
        "PHY Loopback test",
        "External Loopback test",
        "DDR DMA test",
        "Link test"
};

#define ETHTOOL_TESTS_NUM ARRAY_SIZE(et_self_tests)
#define BE_MAC_LOOPBACK 0x0
#define BE_PHY_LOOPBACK 0x1
#define BE_ONE_PORT_EXT_LOOPBACK 0x2
#define BE_NO_LOOPBACK 0xff

static void be_get_drvinfo(struct net_device *netdev,
                           struct ethtool_drvinfo *drvinfo)
{
        struct be_adapter *adapter = netdev_priv(netdev);

        strlcpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver));
        strlcpy(drvinfo->version, DRV_VER, sizeof(drvinfo->version));
        if (!memcmp(adapter->fw_ver, adapter->fw_on_flash, FW_VER_LEN))
                strlcpy(drvinfo->fw_version, adapter->fw_ver,
                        sizeof(drvinfo->fw_version));
        else
                snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
                         "%s [%s]", adapter->fw_ver, adapter->fw_on_flash);

        strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
                sizeof(drvinfo->bus_info));
}

static u32 lancer_cmd_get_file_len(struct be_adapter *adapter, u8 *file_name)
{
        u32 data_read = 0, eof;
        u8 addn_status;
        struct be_dma_mem data_len_cmd;

        memset(&data_len_cmd, 0, sizeof(data_len_cmd));
        /* data_offset and data_size should be 0 to get reg len */
        lancer_cmd_read_object(adapter, &data_len_cmd, 0, 0, file_name,
                               &data_read, &eof, &addn_status);

        return data_read;
}

static int be_get_dump_len(struct be_adapter *adapter)
{
        u32 dump_size = 0;

        if (lancer_chip(adapter))
                dump_size = lancer_cmd_get_file_len(adapter,
                                                    LANCER_FW_DUMP_FILE);
        else
                dump_size = adapter->fat_dump_len;

        return dump_size;
}

static int lancer_cmd_read_file(struct be_adapter *adapter, u8 *file_name,
                                u32 buf_len, void *buf)
{
        struct be_dma_mem read_cmd;
        u32 read_len = 0, total_read_len = 0, chunk_size;
        u32 eof = 0;
        u8 addn_status;
        int status = 0;

        read_cmd.size = LANCER_READ_FILE_CHUNK;
        read_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, read_cmd.size,
                                         &read_cmd.dma, GFP_ATOMIC);

        if (!read_cmd.va) {
                dev_err(&adapter->pdev->dev,
                        "Memory allocation failure while reading dump\n");
                return -ENOMEM;
        }

        while ((total_read_len < buf_len) && !eof) {
                chunk_size = min_t(u32, (buf_len - total_read_len),
                                   LANCER_READ_FILE_CHUNK);
                chunk_size = ALIGN(chunk_size, 4);
                status = lancer_cmd_read_object(adapter, &read_cmd, chunk_size,
                                                total_read_len, file_name,
                                                &read_len, &eof, &addn_status);
                if (!status) {
                        memcpy(buf + total_read_len, read_cmd.va, read_len);
                        total_read_len += read_len;
                        eof &= LANCER_READ_FILE_EOF_MASK;
                } else {
                        status = -EIO;
                        break;
                }
        }
        dma_free_coherent(&adapter->pdev->dev, read_cmd.size, read_cmd.va,
                          read_cmd.dma);

        return status;
}

static int be_read_dump_data(struct be_adapter *adapter, u32 dump_len,
                             void *buf)
{
        int status = 0;

        if (lancer_chip(adapter))
                status = lancer_cmd_read_file(adapter, LANCER_FW_DUMP_FILE,
                                              dump_len, buf);
        else
                status = be_cmd_get_fat_dump(adapter, dump_len, buf);

        return status;
}

static int be_get_coalesce(struct net_device *netdev,
                           struct ethtool_coalesce *et,
                           struct kernel_ethtool_coalesce *kernel_coal,
                           struct netlink_ext_ack *extack)
{
        struct be_adapter *adapter = netdev_priv(netdev);
        struct be_aic_obj *aic = &adapter->aic_obj[0];

        et->rx_coalesce_usecs = aic->prev_eqd;
        et->rx_coalesce_usecs_high = aic->max_eqd;
        et->rx_coalesce_usecs_low = aic->min_eqd;

        et->tx_coalesce_usecs = aic->prev_eqd;
        et->tx_coalesce_usecs_high = aic->max_eqd;
        et->tx_coalesce_usecs_low = aic->min_eqd;

        et->use_adaptive_rx_coalesce = adapter->aic_enabled;
        et->use_adaptive_tx_coalesce = adapter->aic_enabled;

        return 0;
}

/* TX attributes are ignored. Only RX attributes are considered
 * eqd cmd is issued in the worker thread.
 */
static int be_set_coalesce(struct net_device *netdev,
                           struct ethtool_coalesce *et,
                           struct kernel_ethtool_coalesce *kernel_coal,
                           struct netlink_ext_ack *extack)
{
        struct be_adapter *adapter = netdev_priv(netdev);
        struct be_aic_obj *aic = &adapter->aic_obj[0];
        struct be_eq_obj *eqo;
        int i;

        adapter->aic_enabled = et->use_adaptive_rx_coalesce;

        for_all_evt_queues(adapter, eqo, i) {
                aic->max_eqd = min(et->rx_coalesce_usecs_high, BE_MAX_EQD);
                aic->min_eqd = min(et->rx_coalesce_usecs_low, aic->max_eqd);
                aic->et_eqd = min(et->rx_coalesce_usecs, aic->max_eqd);
                aic->et_eqd = max(aic->et_eqd, aic->min_eqd);
                aic++;
        }

        /* For Skyhawk, the EQD setting happens via EQ_DB when AIC is enabled.
         * When AIC is disabled, persistently force set EQD value via the
         * FW cmd, so that we don't have to calculate the delay multiplier
         * encode value each time EQ_DB is rung
         */
        if (!et->use_adaptive_rx_coalesce && skyhawk_chip(adapter))
                be_eqd_update(adapter, true);

        return 0;
}

static void be_get_ethtool_stats(struct net_device *netdev,
                                 struct ethtool_stats *stats, uint64_t *data)
{
        struct be_adapter *adapter = netdev_priv(netdev);
        struct be_rx_obj *rxo;
        struct be_tx_obj *txo;
        void *p;
        unsigned int i, j, base = 0, start;

        for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
                p = (u8 *)&adapter->drv_stats + et_stats[i].offset;
                data[i] = *(u32 *)p;
        }
        base += ETHTOOL_STATS_NUM;

        for_all_rx_queues(adapter, rxo, j) {
                struct be_rx_stats *stats = rx_stats(rxo);

                do {
                        start = u64_stats_fetch_begin_irq(&stats->sync);
                        data[base] = stats->rx_bytes;
                        data[base + 1] = stats->rx_pkts;
                } while (u64_stats_fetch_retry_irq(&stats->sync, start));

                for (i = 2; i < ETHTOOL_RXSTATS_NUM; i++) {
                        p = (u8 *)stats + et_rx_stats[i].offset;
                        data[base + i] = *(u32 *)p;
                }
                base += ETHTOOL_RXSTATS_NUM;
        }

        for_all_tx_queues(adapter, txo, j) {
                struct be_tx_stats *stats = tx_stats(txo);

                do {
                        start = u64_stats_fetch_begin_irq(&stats->sync_compl);
                        data[base] = stats->tx_compl;
                } while (u64_stats_fetch_retry_irq(&stats->sync_compl, start));

                do {
                        start = u64_stats_fetch_begin_irq(&stats->sync);
                        for (i = 1; i < ETHTOOL_TXSTATS_NUM; i++) {
                                p = (u8 *)stats + et_tx_stats[i].offset;
                                data[base + i] =
                                        (et_tx_stats[i].size == sizeof(u64)) ?
                                                *(u64 *)p : *(u32 *)p;
                        }
                } while (u64_stats_fetch_retry_irq(&stats->sync, start));
                base += ETHTOOL_TXSTATS_NUM;
        }
}

static const char be_priv_flags[][ETH_GSTRING_LEN] = {
        "disable-tpe-recovery"
};

static void be_get_stat_strings(struct net_device *netdev, uint32_t stringset,
                                uint8_t *data)
{
        struct be_adapter *adapter = netdev_priv(netdev);
        int i, j;

        switch (stringset) {
        case ETH_SS_STATS:
                for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
                        memcpy(data, et_stats[i].desc, ETH_GSTRING_LEN);
                        data += ETH_GSTRING_LEN;
                }
                for (i = 0; i < adapter->num_rx_qs; i++) {
                        for (j = 0; j < ETHTOOL_RXSTATS_NUM; j++) {
                                sprintf(data, "rxq%d: %s", i,
                                        et_rx_stats[j].desc);
                                data += ETH_GSTRING_LEN;
                        }
                }
                for (i = 0; i < adapter->num_tx_qs; i++) {
                        for (j = 0; j < ETHTOOL_TXSTATS_NUM; j++) {
                                sprintf(data, "txq%d: %s", i,
                                        et_tx_stats[j].desc);
                                data += ETH_GSTRING_LEN;
                        }
                }
                break;
        case ETH_SS_TEST:
                for (i = 0; i < ETHTOOL_TESTS_NUM; i++) {
                        memcpy(data, et_self_tests[i], ETH_GSTRING_LEN);
                        data += ETH_GSTRING_LEN;
                }
                break;
        case ETH_SS_PRIV_FLAGS:
                for (i = 0; i < ARRAY_SIZE(be_priv_flags); i++)
                        strcpy(data + i * ETH_GSTRING_LEN, be_priv_flags[i]);
                break;
        }
}

static int be_get_sset_count(struct net_device *netdev, int stringset)
{
        struct be_adapter *adapter = netdev_priv(netdev);

        switch (stringset) {
        case ETH_SS_TEST:
                return ETHTOOL_TESTS_NUM;
        case ETH_SS_STATS:
                return ETHTOOL_STATS_NUM +
                        adapter->num_rx_qs * ETHTOOL_RXSTATS_NUM +
                        adapter->num_tx_qs * ETHTOOL_TXSTATS_NUM;
        case ETH_SS_PRIV_FLAGS:
                return ARRAY_SIZE(be_priv_flags);
        default:
                return -EINVAL;
        }
}

static u32 be_get_port_type(struct be_adapter *adapter)
{
        u32 port;

        switch (adapter->phy.interface_type) {
        case PHY_TYPE_BASET_1GB:
        case PHY_TYPE_BASEX_1GB:
        case PHY_TYPE_SGMII:
                port = PORT_TP;
                break;
        case PHY_TYPE_SFP_PLUS_10GB:
                if (adapter->phy.cable_type & SFP_PLUS_COPPER_CABLE)
                        port = PORT_DA;
                else
                        port = PORT_FIBRE;
                break;
        case PHY_TYPE_QSFP:
                if (adapter->phy.cable_type & QSFP_PLUS_CR4_CABLE)
                        port = PORT_DA;
                else
                        port = PORT_FIBRE;
                break;
        case PHY_TYPE_XFP_10GB:
        case PHY_TYPE_SFP_1GB:
                port = PORT_FIBRE;
                break;
        case PHY_TYPE_BASET_10GB:
                port = PORT_TP;
                break;
        default:
                port = PORT_OTHER;
        }

        return port;
}

static u32 convert_to_et_setting(struct be_adapter *adapter, u32 if_speeds)
{
        u32 val = 0;

        switch (adapter->phy.interface_type) {
        case PHY_TYPE_BASET_1GB:
        case PHY_TYPE_BASEX_1GB:
        case PHY_TYPE_SGMII:
                val |= SUPPORTED_TP;
                if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
                        val |= SUPPORTED_1000baseT_Full;
                if (if_speeds & BE_SUPPORTED_SPEED_100MBPS)
                        val |= SUPPORTED_100baseT_Full;
                if (if_speeds & BE_SUPPORTED_SPEED_10MBPS)
                        val |= SUPPORTED_10baseT_Full;
                break;
        case PHY_TYPE_KX4_10GB:
                val |= SUPPORTED_Backplane;
                if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
                        val |= SUPPORTED_1000baseKX_Full;
                if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
                        val |= SUPPORTED_10000baseKX4_Full;
                break;
        case PHY_TYPE_KR2_20GB:
                val |= SUPPORTED_Backplane;
                if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
                        val |= SUPPORTED_10000baseKR_Full;
                if (if_speeds & BE_SUPPORTED_SPEED_20GBPS)
                        val |= SUPPORTED_20000baseKR2_Full;
                break;
        case PHY_TYPE_KR_10GB:
                val |= SUPPORTED_Backplane |
                                SUPPORTED_10000baseKR_Full;
                break;
        case PHY_TYPE_KR4_40GB:
                val |= SUPPORTED_Backplane;
                if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
                        val |= SUPPORTED_10000baseKR_Full;
                if (if_speeds & BE_SUPPORTED_SPEED_40GBPS)
                        val |= SUPPORTED_40000baseKR4_Full;
                break;
        case PHY_TYPE_QSFP:
                if (if_speeds & BE_SUPPORTED_SPEED_40GBPS) {
                        switch (adapter->phy.cable_type) {
                        case QSFP_PLUS_CR4_CABLE:
                                val |= SUPPORTED_40000baseCR4_Full;
                                break;
                        case QSFP_PLUS_LR4_CABLE:
                                val |= SUPPORTED_40000baseLR4_Full;
                                break;
                        default:
                                val |= SUPPORTED_40000baseSR4_Full;
                                break;
                        }
                }
                fallthrough;
        case PHY_TYPE_SFP_PLUS_10GB:
        case PHY_TYPE_XFP_10GB:
        case PHY_TYPE_SFP_1GB:
                val |= SUPPORTED_FIBRE;
                if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
                        val |= SUPPORTED_10000baseT_Full;
                if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
                        val |= SUPPORTED_1000baseT_Full;
                break;
        case PHY_TYPE_BASET_10GB:
                val |= SUPPORTED_TP;
                if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
                        val |= SUPPORTED_10000baseT_Full;
                if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
                        val |= SUPPORTED_1000baseT_Full;
                if (if_speeds & BE_SUPPORTED_SPEED_100MBPS)
                        val |= SUPPORTED_100baseT_Full;
                break;
        default:
                val |= SUPPORTED_TP;
        }

        return val;
}

bool be_pause_supported(struct be_adapter *adapter)
{
        return (adapter->phy.interface_type == PHY_TYPE_SFP_PLUS_10GB ||
                adapter->phy.interface_type == PHY_TYPE_XFP_10GB) ?
                false : true;
}

static int be_get_link_ksettings(struct net_device *netdev,
                                 struct ethtool_link_ksettings *cmd)
{
        struct be_adapter *adapter = netdev_priv(netdev);
        u8 link_status;
        u16 link_speed = 0;
        int status;
        u32 auto_speeds;
        u32 fixed_speeds;
        u32 supported = 0, advertising = 0;

        if (adapter->phy.link_speed < 0) {
                status = be_cmd_link_status_query(adapter, &link_speed,
                                                  &link_status, 0);
                if (!status)
                        be_link_status_update(adapter, link_status);
                cmd->base.speed = link_speed;

                status = be_cmd_get_phy_info(adapter);
                if (!status) {
                        auto_speeds = adapter->phy.auto_speeds_supported;
                        fixed_speeds = adapter->phy.fixed_speeds_supported;

                        be_cmd_query_cable_type(adapter);

                        supported =
                                convert_to_et_setting(adapter,
                                                      auto_speeds |
                                                      fixed_speeds);
                        advertising =
                                convert_to_et_setting(adapter, auto_speeds);

                        cmd->base.port = be_get_port_type(adapter);

                        if (adapter->phy.auto_speeds_supported) {
                                supported |= SUPPORTED_Autoneg;
                                cmd->base.autoneg = AUTONEG_ENABLE;
                                advertising |= ADVERTISED_Autoneg;
                        }

                        supported |= SUPPORTED_Pause;
                        if (be_pause_supported(adapter))
                                advertising |= ADVERTISED_Pause;
                } else {
                        cmd->base.port = PORT_OTHER;
                        cmd->base.autoneg = AUTONEG_DISABLE;
                }

                /* Save for future use */
                adapter->phy.link_speed = cmd->base.speed;
                adapter->phy.port_type = cmd->base.port;
                adapter->phy.autoneg = cmd->base.autoneg;
                adapter->phy.advertising = advertising;
                adapter->phy.supported = supported;
        } else {
                cmd->base.speed = adapter->phy.link_speed;
                cmd->base.port = adapter->phy.port_type;
                cmd->base.autoneg = adapter->phy.autoneg;
                advertising = adapter->phy.advertising;
                supported = adapter->phy.supported;
        }

        cmd->base.duplex = netif_carrier_ok(netdev) ?
                DUPLEX_FULL : DUPLEX_UNKNOWN;
        cmd->base.phy_address = adapter->port_num;

        ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported,
                                                supported);
        ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising,
                                                advertising);

        return 0;
}

static void be_get_ringparam(struct net_device *netdev,
                             struct ethtool_ringparam *ring)
{
        struct be_adapter *adapter = netdev_priv(netdev);

        ring->rx_max_pending = adapter->rx_obj[0].q.len;
        ring->rx_pending = adapter->rx_obj[0].q.len;
        ring->tx_max_pending = adapter->tx_obj[0].q.len;
        ring->tx_pending = adapter->tx_obj[0].q.len;
}

static void
be_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
{
        struct be_adapter *adapter = netdev_priv(netdev);

        be_cmd_get_flow_control(adapter, &ecmd->tx_pause, &ecmd->rx_pause);
        ecmd->autoneg = adapter->phy.fc_autoneg;
}

static int
be_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
{
        struct be_adapter *adapter = netdev_priv(netdev);
        int status;

        if (ecmd->autoneg != adapter->phy.fc_autoneg)
                return -EINVAL;

        status = be_cmd_set_flow_control(adapter, ecmd->tx_pause,
                                         ecmd->rx_pause);
        if (status) {
                dev_warn(&adapter->pdev->dev, "Pause param set failed\n");
                return be_cmd_status(status);
        }

        adapter->tx_fc = ecmd->tx_pause;
        adapter->rx_fc = ecmd->rx_pause;
        return 0;
}

static int be_set_phys_id(struct net_device *netdev,
                          enum ethtool_phys_id_state state)
{
        struct be_adapter *adapter = netdev_priv(netdev);
        int status = 0;

        switch (state) {
        case ETHTOOL_ID_ACTIVE:
                status = be_cmd_get_beacon_state(adapter, adapter->hba_port_num,
                                                 &adapter->beacon_state);
                if (status)
                        return be_cmd_status(status);
                return 1;       /* cycle on/off once per second */

        case ETHTOOL_ID_ON:
                status = be_cmd_set_beacon_state(adapter, adapter->hba_port_num,
                                                 0, 0, BEACON_STATE_ENABLED);
                break;

        case ETHTOOL_ID_OFF:
                status = be_cmd_set_beacon_state(adapter, adapter->hba_port_num,
                                                 0, 0, BEACON_STATE_DISABLED);
                break;

        case ETHTOOL_ID_INACTIVE:
                status = be_cmd_set_beacon_state(adapter, adapter->hba_port_num,
                                                 0, 0, adapter->beacon_state);
        }

        return be_cmd_status(status);
}

static int be_set_dump(struct net_device *netdev, struct ethtool_dump *dump)
{
        struct be_adapter *adapter = netdev_priv(netdev);
        struct device *dev = &adapter->pdev->dev;
        int status;

        if (!lancer_chip(adapter) ||
            !check_privilege(adapter, MAX_PRIVILEGES))
                return -EOPNOTSUPP;

        switch (dump->flag) {
        case LANCER_INITIATE_FW_DUMP:
                status = lancer_initiate_dump(adapter);
                if (!status)
                        dev_info(dev, "FW dump initiated successfully\n");
                break;
        case LANCER_DELETE_FW_DUMP:
                status = lancer_delete_dump(adapter);
                if (!status)
                        dev_info(dev, "FW dump deleted successfully\n");
        break;
        default:
                dev_err(dev, "Invalid dump level: 0x%x\n", dump->flag);
                return -EINVAL;
        }
        return status;
}

static void be_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
{
        struct be_adapter *adapter = netdev_priv(netdev);

        if (adapter->wol_cap & BE_WOL_CAP) {
                wol->supported |= WAKE_MAGIC;
                if (adapter->wol_en)
                        wol->wolopts |= WAKE_MAGIC;
        } else {
                wol->wolopts = 0;
        }
        memset(&wol->sopass, 0, sizeof(wol->sopass));
}

static int be_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
{
        struct be_adapter *adapter = netdev_priv(netdev);
        struct device *dev = &adapter->pdev->dev;
        struct be_dma_mem cmd;
        u8 mac[ETH_ALEN];
        bool enable;
        int status;

        if (wol->wolopts & ~WAKE_MAGIC)
                return -EOPNOTSUPP;

        if (!(adapter->wol_cap & BE_WOL_CAP)) {
                dev_warn(&adapter->pdev->dev, "WOL not supported\n");
                return -EOPNOTSUPP;
        }

        cmd.size = sizeof(struct be_cmd_req_acpi_wol_magic_config);
        cmd.va = dma_alloc_coherent(dev, cmd.size, &cmd.dma, GFP_KERNEL);
        if (!cmd.va)
                return -ENOMEM;

        eth_zero_addr(mac);

        enable = wol->wolopts & WAKE_MAGIC;
        if (enable)
                ether_addr_copy(mac, adapter->netdev->dev_addr);

        status = be_cmd_enable_magic_wol(adapter, mac, &cmd);
        if (status) {
                dev_err(dev, "Could not set Wake-on-lan mac address\n");
                status = be_cmd_status(status);
                goto err;
        }

        pci_enable_wake(adapter->pdev, PCI_D3hot, enable);
        pci_enable_wake(adapter->pdev, PCI_D3cold, enable);

        adapter->wol_en = enable ? true : false;

err:
        dma_free_coherent(dev, cmd.size, cmd.va, cmd.dma);
        return status;
}

static int be_test_ddr_dma(struct be_adapter *adapter)
{
        int ret, i;
        struct be_dma_mem ddrdma_cmd;
        static const u64 pattern[2] = {
                0x5a5a5a5a5a5a5a5aULL, 0xa5a5a5a5a5a5a5a5ULL
        };

        ddrdma_cmd.size = sizeof(struct be_cmd_req_ddrdma_test);
        ddrdma_cmd.va = dma_alloc_coherent(&adapter->pdev->dev,
                                           ddrdma_cmd.size, &ddrdma_cmd.dma,
                                           GFP_KERNEL);
        if (!ddrdma_cmd.va)
                return -ENOMEM;

        for (i = 0; i < 2; i++) {
                ret = be_cmd_ddr_dma_test(adapter, pattern[i],
                                          4096, &ddrdma_cmd);
                if (ret != 0)
                        goto err;
        }

err:
        dma_free_coherent(&adapter->pdev->dev, ddrdma_cmd.size, ddrdma_cmd.va,
                          ddrdma_cmd.dma);
        return be_cmd_status(ret);
}

static u64 be_loopback_test(struct be_adapter *adapter, u8 loopback_type,
                            u64 *status)
{
        int ret;

        ret = be_cmd_set_loopback(adapter, adapter->hba_port_num,
                                  loopback_type, 1);
        if (ret)
                return ret;

        *status = be_cmd_loopback_test(adapter, adapter->hba_port_num,
                                       loopback_type, 1500, 2, 0xabc);

        ret = be_cmd_set_loopback(adapter, adapter->hba_port_num,
                                  BE_NO_LOOPBACK, 1);
        if (ret)
                return ret;

        return *status;
}

static void be_self_test(struct net_device *netdev, struct ethtool_test *test,
                         u64 *data)
{
        struct be_adapter *adapter = netdev_priv(netdev);
        int status, cnt;
        u8 link_status = 0;

        if (adapter->function_caps & BE_FUNCTION_CAPS_SUPER_NIC) {
                dev_err(&adapter->pdev->dev, "Self test not supported\n");
                test->flags |= ETH_TEST_FL_FAILED;
                return;
        }

        memset(data, 0, sizeof(u64) * ETHTOOL_TESTS_NUM);

        /* check link status before offline tests */
        link_status = netif_carrier_ok(netdev);

        if (test->flags & ETH_TEST_FL_OFFLINE) {
                if (be_loopback_test(adapter, BE_MAC_LOOPBACK, &data[0]) != 0)
                        test->flags |= ETH_TEST_FL_FAILED;

                if (be_loopback_test(adapter, BE_PHY_LOOPBACK, &data[1]) != 0)
                        test->flags |= ETH_TEST_FL_FAILED;

                if (test->flags & ETH_TEST_FL_EXTERNAL_LB) {
                        if (be_loopback_test(adapter, BE_ONE_PORT_EXT_LOOPBACK,
                                             &data[2]) != 0)
                                test->flags |= ETH_TEST_FL_FAILED;
                        test->flags |= ETH_TEST_FL_EXTERNAL_LB_DONE;
                }
        }

        if (!lancer_chip(adapter) && be_test_ddr_dma(adapter) != 0) {
                data[3] = 1;
                test->flags |= ETH_TEST_FL_FAILED;
        }

        /* link status was down prior to test */
        if (!link_status) {
                test->flags |= ETH_TEST_FL_FAILED;
                data[4] = 1;
                return;
        }

        for (cnt = 10; cnt; cnt--) {
                status = be_cmd_link_status_query(adapter, NULL, &link_status,
                                                  0);
                if (status) {
                        test->flags |= ETH_TEST_FL_FAILED;
                        data[4] = -1;
                        break;
                }

                if (link_status)
                        break;

                msleep_interruptible(500);
        }
}

static int be_do_flash(struct net_device *netdev, struct ethtool_flash *efl)
{
        struct be_adapter *adapter = netdev_priv(netdev);

        return be_load_fw(adapter, efl->data);
}

static int
be_get_dump_flag(struct net_device *netdev, struct ethtool_dump *dump)
{
        struct be_adapter *adapter = netdev_priv(netdev);

        if (!check_privilege(adapter, MAX_PRIVILEGES))
                return -EOPNOTSUPP;

        dump->len = be_get_dump_len(adapter);
        dump->version = 1;
        dump->flag = 0x1;       /* FW dump is enabled */
        return 0;
}

static int
be_get_dump_data(struct net_device *netdev, struct ethtool_dump *dump,
                 void *buf)
{
        struct be_adapter *adapter = netdev_priv(netdev);
        int status;

        if (!check_privilege(adapter, MAX_PRIVILEGES))
                return -EOPNOTSUPP;

        status = be_read_dump_data(adapter, dump->len, buf);
        return be_cmd_status(status);
}

static int be_get_eeprom_len(struct net_device *netdev)
{
        struct be_adapter *adapter = netdev_priv(netdev);

        if (!check_privilege(adapter, MAX_PRIVILEGES))
                return 0;

        if (lancer_chip(adapter)) {
                if (be_physfn(adapter))
                        return lancer_cmd_get_file_len(adapter,

                                                       LANCER_VPD_PF_FILE);
                else
                        return lancer_cmd_get_file_len(adapter,
                                                       LANCER_VPD_VF_FILE);
        } else {
                return BE_READ_SEEPROM_LEN;
        }
}

static int be_read_eeprom(struct net_device *netdev,
                          struct ethtool_eeprom *eeprom, uint8_t *data)
{
        struct be_adapter *adapter = netdev_priv(netdev);
        struct be_dma_mem eeprom_cmd;
        struct be_cmd_resp_seeprom_read *resp;
        int status;

        if (!eeprom->len)
                return -EINVAL;

        if (lancer_chip(adapter)) {
                if (be_physfn(adapter))
                        return lancer_cmd_read_file(adapter, LANCER_VPD_PF_FILE,
                                                    eeprom->len, data);
                else
                        return lancer_cmd_read_file(adapter, LANCER_VPD_VF_FILE,
                                                    eeprom->len, data);
        }

        eeprom->magic = BE_VENDOR_ID | (adapter->pdev->device<<16);

        memset(&eeprom_cmd, 0, sizeof(struct be_dma_mem));
        eeprom_cmd.size = sizeof(struct be_cmd_req_seeprom_read);
        eeprom_cmd.va = dma_alloc_coherent(&adapter->pdev->dev,
                                           eeprom_cmd.size, &eeprom_cmd.dma,
                                           GFP_KERNEL);

        if (!eeprom_cmd.va)
                return -ENOMEM;

        status = be_cmd_get_seeprom_data(adapter, &eeprom_cmd);

        if (!status) {
                resp = eeprom_cmd.va;
                memcpy(data, resp->seeprom_data + eeprom->offset, eeprom->len);
        }
        dma_free_coherent(&adapter->pdev->dev, eeprom_cmd.size, eeprom_cmd.va,
                          eeprom_cmd.dma);

        return be_cmd_status(status);
}

static u32 be_get_msg_level(struct net_device *netdev)
{
        struct be_adapter *adapter = netdev_priv(netdev);

        return adapter->msg_enable;
}

static void be_set_msg_level(struct net_device *netdev, u32 level)
{
        struct be_adapter *adapter = netdev_priv(netdev);

        if (adapter->msg_enable == level)
                return;

        if ((level & NETIF_MSG_HW) != (adapter->msg_enable & NETIF_MSG_HW))
                if (BEx_chip(adapter))
                        be_cmd_set_fw_log_level(adapter, level & NETIF_MSG_HW ?
                                                FW_LOG_LEVEL_DEFAULT :
                                                FW_LOG_LEVEL_FATAL);
        adapter->msg_enable = level;
}

static u64 be_get_rss_hash_opts(struct be_adapter *adapter, u64 flow_type)
{
        u64 data = 0;

        switch (flow_type) {
        case TCP_V4_FLOW:
                if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV4)
                        data |= RXH_IP_DST | RXH_IP_SRC;
                if (adapter->rss_info.rss_flags & RSS_ENABLE_TCP_IPV4)
                        data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
                break;
        case UDP_V4_FLOW:
                if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV4)
                        data |= RXH_IP_DST | RXH_IP_SRC;
                if (adapter->rss_info.rss_flags & RSS_ENABLE_UDP_IPV4)
                        data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
                break;
        case TCP_V6_FLOW:
                if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV6)
                        data |= RXH_IP_DST | RXH_IP_SRC;
                if (adapter->rss_info.rss_flags & RSS_ENABLE_TCP_IPV6)
                        data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
                break;
        case UDP_V6_FLOW:
                if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV6)
                        data |= RXH_IP_DST | RXH_IP_SRC;
                if (adapter->rss_info.rss_flags & RSS_ENABLE_UDP_IPV6)
                        data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
                break;
        }

        return data;
}

static int be_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd,
                        u32 *rule_locs)
{
        struct be_adapter *adapter = netdev_priv(netdev);

        if (!be_multi_rxq(adapter)) {
                dev_info(&adapter->pdev->dev,
                         "ethtool::get_rxnfc: RX flow hashing is disabled\n");
                return -EINVAL;
        }

        switch (cmd->cmd) {
        case ETHTOOL_GRXFH:
                cmd->data = be_get_rss_hash_opts(adapter, cmd->flow_type);
                break;
        case ETHTOOL_GRXRINGS:
                cmd->data = adapter->num_rx_qs;
                break;
        default:
                return -EINVAL;
        }

        return 0;
}

static int be_set_rss_hash_opts(struct be_adapter *adapter,
                                struct ethtool_rxnfc *cmd)
{
        int status;
        u32 rss_flags = adapter->rss_info.rss_flags;

        if (cmd->data != L3_RSS_FLAGS &&
            cmd->data != (L3_RSS_FLAGS | L4_RSS_FLAGS))
                return -EINVAL;

        switch (cmd->flow_type) {
        case TCP_V4_FLOW:
                if (cmd->data == L3_RSS_FLAGS)
                        rss_flags &= ~RSS_ENABLE_TCP_IPV4;
                else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
                        rss_flags |= RSS_ENABLE_IPV4 |
                                        RSS_ENABLE_TCP_IPV4;
                break;
        case TCP_V6_FLOW:
                if (cmd->data == L3_RSS_FLAGS)
                        rss_flags &= ~RSS_ENABLE_TCP_IPV6;
                else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
                        rss_flags |= RSS_ENABLE_IPV6 |
                                        RSS_ENABLE_TCP_IPV6;
                break;
        case UDP_V4_FLOW:
                if ((cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) &&
                    BEx_chip(adapter))
                        return -EINVAL;

                if (cmd->data == L3_RSS_FLAGS)
                        rss_flags &= ~RSS_ENABLE_UDP_IPV4;
                else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
                        rss_flags |= RSS_ENABLE_IPV4 |
                                        RSS_ENABLE_UDP_IPV4;
                break;
        case UDP_V6_FLOW:
                if ((cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) &&
                    BEx_chip(adapter))
                        return -EINVAL;

                if (cmd->data == L3_RSS_FLAGS)
                        rss_flags &= ~RSS_ENABLE_UDP_IPV6;
                else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
                        rss_flags |= RSS_ENABLE_IPV6 |
                                        RSS_ENABLE_UDP_IPV6;
                break;
        default:
                return -EINVAL;
        }

        if (rss_flags == adapter->rss_info.rss_flags)
                return 0;

        status = be_cmd_rss_config(adapter, adapter->rss_info.rsstable,
                                   rss_flags, RSS_INDIR_TABLE_LEN,
                                   adapter->rss_info.rss_hkey);
        if (!status)
                adapter->rss_info.rss_flags = rss_flags;

        return be_cmd_status(status);
}

static int be_set_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd)
{
        struct be_adapter *adapter = netdev_priv(netdev);
        int status = 0;

        if (!be_multi_rxq(adapter)) {
                dev_err(&adapter->pdev->dev,
                        "ethtool::set_rxnfc: RX flow hashing is disabled\n");
                return -EINVAL;
        }

        switch (cmd->cmd) {
        case ETHTOOL_SRXFH:
                status = be_set_rss_hash_opts(adapter, cmd);
                break;
        default:
                return -EINVAL;
        }

        return status;
}

static void be_get_channels(struct net_device *netdev,
                            struct ethtool_channels *ch)
{
        struct be_adapter *adapter = netdev_priv(netdev);
        u16 num_rx_irqs = max_t(u16, adapter->num_rss_qs, 1);

        /* num_tx_qs is always same as the number of irqs used for TX */
        ch->combined_count = min(adapter->num_tx_qs, num_rx_irqs);
        ch->rx_count = num_rx_irqs - ch->combined_count;
        ch->tx_count = adapter->num_tx_qs - ch->combined_count;

        ch->max_combined = be_max_qp_irqs(adapter);
        /* The user must create atleast one combined channel */
        ch->max_rx = be_max_rx_irqs(adapter) - 1;
        ch->max_tx = be_max_tx_irqs(adapter) - 1;
}

static int be_set_channels(struct net_device  *netdev,
                           struct ethtool_channels *ch)
{
        struct be_adapter *adapter = netdev_priv(netdev);
        int status;

        /* we support either only combined channels or a combination of
         * combined and either RX-only or TX-only channels.
         */
        if (ch->other_count || !ch->combined_count ||
            (ch->rx_count && ch->tx_count))
                return -EINVAL;

        if (ch->combined_count > be_max_qp_irqs(adapter) ||
            (ch->rx_count &&
             (ch->rx_count + ch->combined_count) > be_max_rx_irqs(adapter)) ||
            (ch->tx_count &&
             (ch->tx_count + ch->combined_count) > be_max_tx_irqs(adapter)))
                return -EINVAL;

        adapter->cfg_num_rx_irqs = ch->combined_count + ch->rx_count;
        adapter->cfg_num_tx_irqs = ch->combined_count + ch->tx_count;

        status = be_update_queues(adapter);
        return be_cmd_status(status);
}

static u32 be_get_rxfh_indir_size(struct net_device *netdev)
{
        return RSS_INDIR_TABLE_LEN;
}

static u32 be_get_rxfh_key_size(struct net_device *netdev)
{
        return RSS_HASH_KEY_LEN;
}

static int be_get_rxfh(struct net_device *netdev, u32 *indir, u8 *hkey,
                       u8 *hfunc)
{
        struct be_adapter *adapter = netdev_priv(netdev);
        int i;
        struct rss_info *rss = &adapter->rss_info;

        if (indir) {
                for (i = 0; i < RSS_INDIR_TABLE_LEN; i++)
                        indir[i] = rss->rss_queue[i];
        }

        if (hkey)
                memcpy(hkey, rss->rss_hkey, RSS_HASH_KEY_LEN);

        if (hfunc)
                *hfunc = ETH_RSS_HASH_TOP;

        return 0;
}

static int be_set_rxfh(struct net_device *netdev, const u32 *indir,
                       const u8 *hkey, const u8 hfunc)
{
        int rc = 0, i, j;
        struct be_adapter *adapter = netdev_priv(netdev);
        u8 rsstable[RSS_INDIR_TABLE_LEN];

        /* We do not allow change in unsupported parameters */
        if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP)
                return -EOPNOTSUPP;

        if (indir) {
                struct be_rx_obj *rxo;

                for (i = 0; i < RSS_INDIR_TABLE_LEN; i++) {
                        j = indir[i];
                        rxo = &adapter->rx_obj[j];
                        rsstable[i] = rxo->rss_id;
                        adapter->rss_info.rss_queue[i] = j;
                }
        } else {
                memcpy(rsstable, adapter->rss_info.rsstable,
                       RSS_INDIR_TABLE_LEN);
        }

        if (!hkey)
                hkey =  adapter->rss_info.rss_hkey;

        rc = be_cmd_rss_config(adapter, rsstable,
                               adapter->rss_info.rss_flags,
                               RSS_INDIR_TABLE_LEN, hkey);
        if (rc) {
                adapter->rss_info.rss_flags = RSS_ENABLE_NONE;
                return -EIO;
        }
        memcpy(adapter->rss_info.rss_hkey, hkey, RSS_HASH_KEY_LEN);
        memcpy(adapter->rss_info.rsstable, rsstable,
               RSS_INDIR_TABLE_LEN);
        return 0;
}

static int be_get_module_info(struct net_device *netdev,
                              struct ethtool_modinfo *modinfo)
{
        struct be_adapter *adapter = netdev_priv(netdev);
        u8 page_data[PAGE_DATA_LEN];
        int status;

        if (!check_privilege(adapter, MAX_PRIVILEGES))
                return -EOPNOTSUPP;

        status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0,
                                                   page_data);
        if (!status) {
                if (!page_data[SFP_PLUS_SFF_8472_COMP]) {
                        modinfo->type = ETH_MODULE_SFF_8079;
                        modinfo->eeprom_len = PAGE_DATA_LEN;
                } else {
                        modinfo->type = ETH_MODULE_SFF_8472;
                        modinfo->eeprom_len = 2 * PAGE_DATA_LEN;
                }
        }
        return be_cmd_status(status);
}

static int be_get_module_eeprom(struct net_device *netdev,
                                struct ethtool_eeprom *eeprom, u8 *data)
{
        struct be_adapter *adapter = netdev_priv(netdev);
        int status;

        if (!check_privilege(adapter, MAX_PRIVILEGES))
                return -EOPNOTSUPP;

        status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0,
                                                   data);
        if (status)
                goto err;

        if (eeprom->offset + eeprom->len > PAGE_DATA_LEN) {
                status = be_cmd_read_port_transceiver_data(adapter,
                                                           TR_PAGE_A2,
                                                           data +
                                                           PAGE_DATA_LEN);
                if (status)
                        goto err;
        }
        if (eeprom->offset)
                memcpy(data, data + eeprom->offset, eeprom->len);
err:
        return be_cmd_status(status);
}

static u32 be_get_priv_flags(struct net_device *netdev)
{
        struct be_adapter *adapter = netdev_priv(netdev);

        return adapter->priv_flags;
}

static int be_set_priv_flags(struct net_device *netdev, u32 flags)
{
        struct be_adapter *adapter = netdev_priv(netdev);
        bool tpe_old = !!(adapter->priv_flags & BE_DISABLE_TPE_RECOVERY);
        bool tpe_new = !!(flags & BE_DISABLE_TPE_RECOVERY);

        if (tpe_old != tpe_new) {
                if (tpe_new) {
                        adapter->priv_flags |= BE_DISABLE_TPE_RECOVERY;
                        dev_info(&adapter->pdev->dev,
                                 "HW error recovery is disabled\n");
                } else {
                        adapter->priv_flags &= ~BE_DISABLE_TPE_RECOVERY;
                        dev_info(&adapter->pdev->dev,
                                 "HW error recovery is enabled\n");
                }
        }

        return 0;
}

const struct ethtool_ops be_ethtool_ops = {
        .supported_coalesce_params = ETHTOOL_COALESCE_USECS |
                                     ETHTOOL_COALESCE_USE_ADAPTIVE |
                                     ETHTOOL_COALESCE_USECS_LOW_HIGH,
        .get_drvinfo = be_get_drvinfo,
        .get_wol = be_get_wol,
        .set_wol = be_set_wol,
        .get_link = ethtool_op_get_link,
        .get_eeprom_len = be_get_eeprom_len,
        .get_eeprom = be_read_eeprom,
        .get_coalesce = be_get_coalesce,
        .set_coalesce = be_set_coalesce,
        .get_ringparam = be_get_ringparam,
        .get_pauseparam = be_get_pauseparam,
        .set_pauseparam = be_set_pauseparam,
        .set_priv_flags = be_set_priv_flags,
        .get_priv_flags = be_get_priv_flags,
        .get_strings = be_get_stat_strings,
        .set_phys_id = be_set_phys_id,
        .set_dump = be_set_dump,
        .get_msglevel = be_get_msg_level,
        .set_msglevel = be_set_msg_level,
        .get_sset_count = be_get_sset_count,
        .get_ethtool_stats = be_get_ethtool_stats,
        .flash_device = be_do_flash,
        .self_test = be_self_test,
        .get_rxnfc = be_get_rxnfc,
        .set_rxnfc = be_set_rxnfc,
        .get_rxfh_indir_size = be_get_rxfh_indir_size,
        .get_rxfh_key_size = be_get_rxfh_key_size,
        .get_rxfh = be_get_rxfh,
        .set_rxfh = be_set_rxfh,
        .get_dump_flag = be_get_dump_flag,
        .get_dump_data = be_get_dump_data,
        .get_channels = be_get_channels,
        .set_channels = be_set_channels,
        .get_module_info = be_get_module_info,
        .get_module_eeprom = be_get_module_eeprom,
        .get_link_ksettings = be_get_link_ksettings,
};