text: /*
   * Copyright (C) 2005 - 2016 Broadcom
   * All rights reserved.
   *
   * This program is free software; you can redistribute it and/or
   * modify it under the terms of the GNU General Public License version 2
   * as published by the Free Software Foundation.  The full GNU General
   * Public License is included in this distribution in the file called COPYING.
   *
   * 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) FIELD_SIZEOF(_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_zalloc_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 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 = aic->enable;
  	et->use_adaptive_tx_coalesce = aic->enable;
  
  	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 be_adapter *adapter = netdev_priv(netdev);
  	struct be_aic_obj *aic = &adapter->aic_obj[0];
  	struct be_eq_obj *eqo;
  	int i;
  
  	for_all_evt_queues(adapter, eqo, i) {
  		aic->enable = et->use_adaptive_rx_coalesce;
  		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;
  			}
  		}
  		/* fall through */
  	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_zalloc_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_zalloc_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_zalloc_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 = {
  	.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,
  };
  