intel: Move the Intel wired LAN drivers

Moves the Intel wired LAN drivers into drivers/net/ethernet/intel/ and
the necessary Kconfig and Makefile changes.

Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

1 files changed, 2081 insertions, 0 deletions

diff --git a/drivers/net/ethernet/intel/e1000e/ethtool.c b/drivers/net/ethernet/intel/e1000e/ethtool.c
new file mode 100644
index 000000000000..06d88f316dce
--- /dev/null
+++ b/drivers/net/ethernet/intel/e1000e/ethtool.c
@@ -0,0 +1,2081 @@
+/*******************************************************************************
+
+  Intel PRO/1000 Linux driver
+  Copyright(c) 1999 - 2011 Intel Corporation.
+
+  This program is free software; you can redistribute it and/or modify it
+  under the terms and conditions of the GNU General Public License,
+  version 2, as published by the Free Software Foundation.
+
+  This program is distributed in the hope it will be useful, but WITHOUT
+  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+  more details.
+
+  You should have received a copy of the GNU General Public License along with
+  this program; if not, write to the Free Software Foundation, Inc.,
+  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+  The full GNU General Public License is included in this distribution in
+  the file called "COPYING".
+
+  Contact Information:
+  Linux NICS <linux.nics@intel.com>
+  e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
+  Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
+
+*******************************************************************************/
+
+/* ethtool support for e1000 */
+
+#include <linux/netdevice.h>
+#include <linux/interrupt.h>
+#include <linux/ethtool.h>
+#include <linux/pci.h>
+#include <linux/slab.h>
+#include <linux/delay.h>
+
+#include "e1000.h"
+
+enum {NETDEV_STATS, E1000_STATS};
+
+struct e1000_stats {
+	char stat_string[ETH_GSTRING_LEN];
+	int type;
+	int sizeof_stat;
+	int stat_offset;
+};
+
+#define E1000_STAT(str, m) { \
+		.stat_string = str, \
+		.type = E1000_STATS, \
+		.sizeof_stat = sizeof(((struct e1000_adapter *)0)->m), \
+		.stat_offset = offsetof(struct e1000_adapter, m) }
+#define E1000_NETDEV_STAT(str, m) { \
+		.stat_string = str, \
+		.type = NETDEV_STATS, \
+		.sizeof_stat = sizeof(((struct rtnl_link_stats64 *)0)->m), \
+		.stat_offset = offsetof(struct rtnl_link_stats64, m) }
+
+static const struct e1000_stats e1000_gstrings_stats[] = {
+	E1000_STAT("rx_packets", stats.gprc),
+	E1000_STAT("tx_packets", stats.gptc),
+	E1000_STAT("rx_bytes", stats.gorc),
+	E1000_STAT("tx_bytes", stats.gotc),
+	E1000_STAT("rx_broadcast", stats.bprc),
+	E1000_STAT("tx_broadcast", stats.bptc),
+	E1000_STAT("rx_multicast", stats.mprc),
+	E1000_STAT("tx_multicast", stats.mptc),
+	E1000_NETDEV_STAT("rx_errors", rx_errors),
+	E1000_NETDEV_STAT("tx_errors", tx_errors),
+	E1000_NETDEV_STAT("tx_dropped", tx_dropped),
+	E1000_STAT("multicast", stats.mprc),
+	E1000_STAT("collisions", stats.colc),
+	E1000_NETDEV_STAT("rx_length_errors", rx_length_errors),
+	E1000_NETDEV_STAT("rx_over_errors", rx_over_errors),
+	E1000_STAT("rx_crc_errors", stats.crcerrs),
+	E1000_NETDEV_STAT("rx_frame_errors", rx_frame_errors),
+	E1000_STAT("rx_no_buffer_count", stats.rnbc),
+	E1000_STAT("rx_missed_errors", stats.mpc),
+	E1000_STAT("tx_aborted_errors", stats.ecol),
+	E1000_STAT("tx_carrier_errors", stats.tncrs),
+	E1000_NETDEV_STAT("tx_fifo_errors", tx_fifo_errors),
+	E1000_NETDEV_STAT("tx_heartbeat_errors", tx_heartbeat_errors),
+	E1000_STAT("tx_window_errors", stats.latecol),
+	E1000_STAT("tx_abort_late_coll", stats.latecol),
+	E1000_STAT("tx_deferred_ok", stats.dc),
+	E1000_STAT("tx_single_coll_ok", stats.scc),
+	E1000_STAT("tx_multi_coll_ok", stats.mcc),
+	E1000_STAT("tx_timeout_count", tx_timeout_count),
+	E1000_STAT("tx_restart_queue", restart_queue),
+	E1000_STAT("rx_long_length_errors", stats.roc),
+	E1000_STAT("rx_short_length_errors", stats.ruc),
+	E1000_STAT("rx_align_errors", stats.algnerrc),
+	E1000_STAT("tx_tcp_seg_good", stats.tsctc),
+	E1000_STAT("tx_tcp_seg_failed", stats.tsctfc),
+	E1000_STAT("rx_flow_control_xon", stats.xonrxc),
+	E1000_STAT("rx_flow_control_xoff", stats.xoffrxc),
+	E1000_STAT("tx_flow_control_xon", stats.xontxc),
+	E1000_STAT("tx_flow_control_xoff", stats.xofftxc),
+	E1000_STAT("rx_long_byte_count", stats.gorc),
+	E1000_STAT("rx_csum_offload_good", hw_csum_good),
+	E1000_STAT("rx_csum_offload_errors", hw_csum_err),
+	E1000_STAT("rx_header_split", rx_hdr_split),
+	E1000_STAT("alloc_rx_buff_failed", alloc_rx_buff_failed),
+	E1000_STAT("tx_smbus", stats.mgptc),
+	E1000_STAT("rx_smbus", stats.mgprc),
+	E1000_STAT("dropped_smbus", stats.mgpdc),
+	E1000_STAT("rx_dma_failed", rx_dma_failed),
+	E1000_STAT("tx_dma_failed", tx_dma_failed),
+};
+
+#define E1000_GLOBAL_STATS_LEN	ARRAY_SIZE(e1000_gstrings_stats)
+#define E1000_STATS_LEN (E1000_GLOBAL_STATS_LEN)
+static const char e1000_gstrings_test[][ETH_GSTRING_LEN] = {
+	"Register test  (offline)", "Eeprom test    (offline)",
+	"Interrupt test (offline)", "Loopback test  (offline)",
+	"Link test   (on/offline)"
+};
+#define E1000_TEST_LEN ARRAY_SIZE(e1000_gstrings_test)
+
+static int e1000_get_settings(struct net_device *netdev,
+			      struct ethtool_cmd *ecmd)
+{
+	struct e1000_adapter *adapter = netdev_priv(netdev);
+	struct e1000_hw *hw = &adapter->hw;
+	u32 speed;
+
+	if (hw->phy.media_type == e1000_media_type_copper) {
+
+		ecmd->supported = (SUPPORTED_10baseT_Half |
+				   SUPPORTED_10baseT_Full |
+				   SUPPORTED_100baseT_Half |
+				   SUPPORTED_100baseT_Full |
+				   SUPPORTED_1000baseT_Full |
+				   SUPPORTED_Autoneg |
+				   SUPPORTED_TP);
+		if (hw->phy.type == e1000_phy_ife)
+			ecmd->supported &= ~SUPPORTED_1000baseT_Full;
+		ecmd->advertising = ADVERTISED_TP;
+
+		if (hw->mac.autoneg == 1) {
+			ecmd->advertising |= ADVERTISED_Autoneg;
+			/* the e1000 autoneg seems to match ethtool nicely */
+			ecmd->advertising |= hw->phy.autoneg_advertised;
+		}
+
+		ecmd->port = PORT_TP;
+		ecmd->phy_address = hw->phy.addr;
+		ecmd->transceiver = XCVR_INTERNAL;
+
+	} else {
+		ecmd->supported   = (SUPPORTED_1000baseT_Full |
+				     SUPPORTED_FIBRE |
+				     SUPPORTED_Autoneg);
+
+		ecmd->advertising = (ADVERTISED_1000baseT_Full |
+				     ADVERTISED_FIBRE |
+				     ADVERTISED_Autoneg);
+
+		ecmd->port = PORT_FIBRE;
+		ecmd->transceiver = XCVR_EXTERNAL;
+	}
+
+	speed = -1;
+	ecmd->duplex = -1;
+
+	if (netif_running(netdev)) {
+		if (netif_carrier_ok(netdev)) {
+			speed = adapter->link_speed;
+			ecmd->duplex = adapter->link_duplex - 1;
+		}
+	} else {
+		u32 status = er32(STATUS);
+		if (status & E1000_STATUS_LU) {
+			if (status & E1000_STATUS_SPEED_1000)
+				speed = SPEED_1000;
+			else if (status & E1000_STATUS_SPEED_100)
+				speed = SPEED_100;
+			else
+				speed = SPEED_10;
+
+			if (status & E1000_STATUS_FD)
+				ecmd->duplex = DUPLEX_FULL;
+			else
+				ecmd->duplex = DUPLEX_HALF;
+		}
+	}
+
+	ethtool_cmd_speed_set(ecmd, speed);
+	ecmd->autoneg = ((hw->phy.media_type == e1000_media_type_fiber) ||
+			 hw->mac.autoneg) ? AUTONEG_ENABLE : AUTONEG_DISABLE;
+
+	/* MDI-X => 2; MDI =>1; Invalid =>0 */
+	if ((hw->phy.media_type == e1000_media_type_copper) &&
+	    netif_carrier_ok(netdev))
+		ecmd->eth_tp_mdix = hw->phy.is_mdix ? ETH_TP_MDI_X :
+		                                      ETH_TP_MDI;
+	else
+		ecmd->eth_tp_mdix = ETH_TP_MDI_INVALID;
+
+	return 0;
+}
+
+static int e1000_set_spd_dplx(struct e1000_adapter *adapter, u32 spd, u8 dplx)
+{
+	struct e1000_mac_info *mac = &adapter->hw.mac;
+
+	mac->autoneg = 0;
+
+	/* Make sure dplx is at most 1 bit and lsb of speed is not set
+	 * for the switch() below to work */
+	if ((spd & 1) || (dplx & ~1))
+		goto err_inval;
+
+	/* Fiber NICs only allow 1000 gbps Full duplex */
+	if ((adapter->hw.phy.media_type == e1000_media_type_fiber) &&
+	    spd != SPEED_1000 &&
+	    dplx != DUPLEX_FULL) {
+		goto err_inval;
+	}
+
+	switch (spd + dplx) {
+	case SPEED_10 + DUPLEX_HALF:
+		mac->forced_speed_duplex = ADVERTISE_10_HALF;
+		break;
+	case SPEED_10 + DUPLEX_FULL:
+		mac->forced_speed_duplex = ADVERTISE_10_FULL;
+		break;
+	case SPEED_100 + DUPLEX_HALF:
+		mac->forced_speed_duplex = ADVERTISE_100_HALF;
+		break;
+	case SPEED_100 + DUPLEX_FULL:
+		mac->forced_speed_duplex = ADVERTISE_100_FULL;
+		break;
+	case SPEED_1000 + DUPLEX_FULL:
+		mac->autoneg = 1;
+		adapter->hw.phy.autoneg_advertised = ADVERTISE_1000_FULL;
+		break;
+	case SPEED_1000 + DUPLEX_HALF: /* not supported */
+	default:
+		goto err_inval;
+	}
+	return 0;
+
+err_inval:
+	e_err("Unsupported Speed/Duplex configuration\n");
+	return -EINVAL;
+}
+
+static int e1000_set_settings(struct net_device *netdev,
+			      struct ethtool_cmd *ecmd)
+{
+	struct e1000_adapter *adapter = netdev_priv(netdev);
+	struct e1000_hw *hw = &adapter->hw;
+
+	/*
+	 * When SoL/IDER sessions are active, autoneg/speed/duplex
+	 * cannot be changed
+	 */
+	if (e1000_check_reset_block(hw)) {
+		e_err("Cannot change link characteristics when SoL/IDER is "
+		      "active.\n");
+		return -EINVAL;
+	}
+
+	while (test_and_set_bit(__E1000_RESETTING, &adapter->state))
+		usleep_range(1000, 2000);
+
+	if (ecmd->autoneg == AUTONEG_ENABLE) {
+		hw->mac.autoneg = 1;
+		if (hw->phy.media_type == e1000_media_type_fiber)
+			hw->phy.autoneg_advertised = ADVERTISED_1000baseT_Full |
+						     ADVERTISED_FIBRE |
+						     ADVERTISED_Autoneg;
+		else
+			hw->phy.autoneg_advertised = ecmd->advertising |
+						     ADVERTISED_TP |
+						     ADVERTISED_Autoneg;
+		ecmd->advertising = hw->phy.autoneg_advertised;
+		if (adapter->fc_autoneg)
+			hw->fc.requested_mode = e1000_fc_default;
+	} else {
+		u32 speed = ethtool_cmd_speed(ecmd);
+		if (e1000_set_spd_dplx(adapter, speed, ecmd->duplex)) {
+			clear_bit(__E1000_RESETTING, &adapter->state);
+			return -EINVAL;
+		}
+	}
+
+	/* reset the link */
+
+	if (netif_running(adapter->netdev)) {
+		e1000e_down(adapter);
+		e1000e_up(adapter);
+	} else {
+		e1000e_reset(adapter);
+	}
+
+	clear_bit(__E1000_RESETTING, &adapter->state);
+	return 0;
+}
+
+static void e1000_get_pauseparam(struct net_device *netdev,
+				 struct ethtool_pauseparam *pause)
+{
+	struct e1000_adapter *adapter = netdev_priv(netdev);
+	struct e1000_hw *hw = &adapter->hw;
+
+	pause->autoneg =
+		(adapter->fc_autoneg ? AUTONEG_ENABLE : AUTONEG_DISABLE);
+
+	if (hw->fc.current_mode == e1000_fc_rx_pause) {
+		pause->rx_pause = 1;
+	} else if (hw->fc.current_mode == e1000_fc_tx_pause) {
+		pause->tx_pause = 1;
+	} else if (hw->fc.current_mode == e1000_fc_full) {
+		pause->rx_pause = 1;
+		pause->tx_pause = 1;
+	}
+}
+
+static int e1000_set_pauseparam(struct net_device *netdev,
+				struct ethtool_pauseparam *pause)
+{
+	struct e1000_adapter *adapter = netdev_priv(netdev);
+	struct e1000_hw *hw = &adapter->hw;
+	int retval = 0;
+
+	adapter->fc_autoneg = pause->autoneg;
+
+	while (test_and_set_bit(__E1000_RESETTING, &adapter->state))
+		usleep_range(1000, 2000);
+
+	if (adapter->fc_autoneg == AUTONEG_ENABLE) {
+		hw->fc.requested_mode = e1000_fc_default;
+		if (netif_running(adapter->netdev)) {
+			e1000e_down(adapter);
+			e1000e_up(adapter);
+		} else {
+			e1000e_reset(adapter);
+		}
+	} else {
+		if (pause->rx_pause && pause->tx_pause)
+			hw->fc.requested_mode = e1000_fc_full;
+		else if (pause->rx_pause && !pause->tx_pause)
+			hw->fc.requested_mode = e1000_fc_rx_pause;
+		else if (!pause->rx_pause && pause->tx_pause)
+			hw->fc.requested_mode = e1000_fc_tx_pause;
+		else if (!pause->rx_pause && !pause->tx_pause)
+			hw->fc.requested_mode = e1000_fc_none;
+
+		hw->fc.current_mode = hw->fc.requested_mode;
+
+		if (hw->phy.media_type == e1000_media_type_fiber) {
+			retval = hw->mac.ops.setup_link(hw);
+			/* implicit goto out */
+		} else {
+			retval = e1000e_force_mac_fc(hw);
+			if (retval)
+				goto out;
+			e1000e_set_fc_watermarks(hw);
+		}
+	}
+
+out:
+	clear_bit(__E1000_RESETTING, &adapter->state);
+	return retval;
+}
+
+static u32 e1000_get_rx_csum(struct net_device *netdev)
+{
+	struct e1000_adapter *adapter = netdev_priv(netdev);
+	return adapter->flags & FLAG_RX_CSUM_ENABLED;
+}
+
+static int e1000_set_rx_csum(struct net_device *netdev, u32 data)
+{
+	struct e1000_adapter *adapter = netdev_priv(netdev);
+
+	if (data)
+		adapter->flags |= FLAG_RX_CSUM_ENABLED;
+	else
+		adapter->flags &= ~FLAG_RX_CSUM_ENABLED;
+
+	if (netif_running(netdev))
+		e1000e_reinit_locked(adapter);
+	else
+		e1000e_reset(adapter);
+	return 0;
+}
+
+static u32 e1000_get_tx_csum(struct net_device *netdev)
+{
+	return (netdev->features & NETIF_F_HW_CSUM) != 0;
+}
+
+static int e1000_set_tx_csum(struct net_device *netdev, u32 data)
+{
+	if (data)
+		netdev->features |= NETIF_F_HW_CSUM;
+	else
+		netdev->features &= ~NETIF_F_HW_CSUM;
+
+	return 0;
+}
+
+static int e1000_set_tso(struct net_device *netdev, u32 data)
+{
+	struct e1000_adapter *adapter = netdev_priv(netdev);
+
+	if (data) {
+		netdev->features |= NETIF_F_TSO;
+		netdev->features |= NETIF_F_TSO6;
+	} else {
+		netdev->features &= ~NETIF_F_TSO;
+		netdev->features &= ~NETIF_F_TSO6;
+	}
+
+	adapter->flags |= FLAG_TSO_FORCE;
+	return 0;
+}
+
+static u32 e1000_get_msglevel(struct net_device *netdev)
+{
+	struct e1000_adapter *adapter = netdev_priv(netdev);
+	return adapter->msg_enable;
+}
+
+static void e1000_set_msglevel(struct net_device *netdev, u32 data)
+{
+	struct e1000_adapter *adapter = netdev_priv(netdev);
+	adapter->msg_enable = data;
+}
+
+static int e1000_get_regs_len(struct net_device *netdev)
+{
+#define E1000_REGS_LEN 32 /* overestimate */
+	return E1000_REGS_LEN * sizeof(u32);
+}
+
+static void e1000_get_regs(struct net_device *netdev,
+			   struct ethtool_regs *regs, void *p)
+{
+	struct e1000_adapter *adapter = netdev_priv(netdev);
+	struct e1000_hw *hw = &adapter->hw;
+	u32 *regs_buff = p;
+	u16 phy_data;
+
+	memset(p, 0, E1000_REGS_LEN * sizeof(u32));
+
+	regs->version = (1 << 24) | (adapter->pdev->revision << 16) |
+			adapter->pdev->device;
+
+	regs_buff[0]  = er32(CTRL);
+	regs_buff[1]  = er32(STATUS);
+
+	regs_buff[2]  = er32(RCTL);
+	regs_buff[3]  = er32(RDLEN);
+	regs_buff[4]  = er32(RDH);
+	regs_buff[5]  = er32(RDT);
+	regs_buff[6]  = er32(RDTR);
+
+	regs_buff[7]  = er32(TCTL);
+	regs_buff[8]  = er32(TDLEN);
+	regs_buff[9]  = er32(TDH);
+	regs_buff[10] = er32(TDT);
+	regs_buff[11] = er32(TIDV);
+
+	regs_buff[12] = adapter->hw.phy.type;  /* PHY type (IGP=1, M88=0) */
+
+	/* ethtool doesn't use anything past this point, so all this
+	 * code is likely legacy junk for apps that may or may not
+	 * exist */
+	if (hw->phy.type == e1000_phy_m88) {
+		e1e_rphy(hw, M88E1000_PHY_SPEC_STATUS, &phy_data);
+		regs_buff[13] = (u32)phy_data; /* cable length */
+		regs_buff[14] = 0;  /* Dummy (to align w/ IGP phy reg dump) */
+		regs_buff[15] = 0;  /* Dummy (to align w/ IGP phy reg dump) */
+		regs_buff[16] = 0;  /* Dummy (to align w/ IGP phy reg dump) */
+		e1e_rphy(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
+		regs_buff[17] = (u32)phy_data; /* extended 10bt distance */
+		regs_buff[18] = regs_buff[13]; /* cable polarity */
+		regs_buff[19] = 0;  /* Dummy (to align w/ IGP phy reg dump) */
+		regs_buff[20] = regs_buff[17]; /* polarity correction */
+		/* phy receive errors */
+		regs_buff[22] = adapter->phy_stats.receive_errors;
+		regs_buff[23] = regs_buff[13]; /* mdix mode */
+	}
+	regs_buff[21] = 0; /* was idle_errors */
+	e1e_rphy(hw, PHY_1000T_STATUS, &phy_data);
+	regs_buff[24] = (u32)phy_data;  /* phy local receiver status */
+	regs_buff[25] = regs_buff[24];  /* phy remote receiver status */
+}
+
+static int e1000_get_eeprom_len(struct net_device *netdev)
+{
+	struct e1000_adapter *adapter = netdev_priv(netdev);
+	return adapter->hw.nvm.word_size * 2;
+}
+
+static int e1000_get_eeprom(struct net_device *netdev,
+			    struct ethtool_eeprom *eeprom, u8 *bytes)
+{
+	struct e1000_adapter *adapter = netdev_priv(netdev);
+	struct e1000_hw *hw = &adapter->hw;
+	u16 *eeprom_buff;
+	int first_word;
+	int last_word;
+	int ret_val = 0;
+	u16 i;
+
+	if (eeprom->len == 0)
+		return -EINVAL;
+
+	eeprom->magic = adapter->pdev->vendor | (adapter->pdev->device << 16);
+
+	first_word = eeprom->offset >> 1;
+	last_word = (eeprom->offset + eeprom->len - 1) >> 1;
+
+	eeprom_buff = kmalloc(sizeof(u16) *
+			(last_word - first_word + 1), GFP_KERNEL);
+	if (!eeprom_buff)
+		return -ENOMEM;
+
+	if (hw->nvm.type == e1000_nvm_eeprom_spi) {
+		ret_val = e1000_read_nvm(hw, first_word,
+					 last_word - first_word + 1,
+					 eeprom_buff);
+	} else {
+		for (i = 0; i < last_word - first_word + 1; i++) {
+			ret_val = e1000_read_nvm(hw, first_word + i, 1,
+						      &eeprom_buff[i]);
+			if (ret_val)
+				break;
+		}
+	}
+
+	if (ret_val) {
+		/* a read error occurred, throw away the result */
+		memset(eeprom_buff, 0xff, sizeof(u16) *
+		       (last_word - first_word + 1));
+	} else {
+		/* Device's eeprom is always little-endian, word addressable */
+		for (i = 0; i < last_word - first_word + 1; i++)
+			le16_to_cpus(&eeprom_buff[i]);
+	}
+
+	memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len);
+	kfree(eeprom_buff);
+
+	return ret_val;
+}
+
+static int e1000_set_eeprom(struct net_device *netdev,
+			    struct ethtool_eeprom *eeprom, u8 *bytes)
+{
+	struct e1000_adapter *adapter = netdev_priv(netdev);
+	struct e1000_hw *hw = &adapter->hw;
+	u16 *eeprom_buff;
+	void *ptr;
+	int max_len;
+	int first_word;
+	int last_word;
+	int ret_val = 0;
+	u16 i;
+
+	if (eeprom->len == 0)
+		return -EOPNOTSUPP;
+
+	if (eeprom->magic != (adapter->pdev->vendor | (adapter->pdev->device << 16)))
+		return -EFAULT;
+
+	if (adapter->flags & FLAG_READ_ONLY_NVM)
+		return -EINVAL;
+
+	max_len = hw->nvm.word_size * 2;
+
+	first_word = eeprom->offset >> 1;
+	last_word = (eeprom->offset + eeprom->len - 1) >> 1;
+	eeprom_buff = kmalloc(max_len, GFP_KERNEL);
+	if (!eeprom_buff)
+		return -ENOMEM;
+
+	ptr = (void *)eeprom_buff;
+
+	if (eeprom->offset & 1) {
+		/* need read/modify/write of first changed EEPROM word */
+		/* only the second byte of the word is being modified */
+		ret_val = e1000_read_nvm(hw, first_word, 1, &eeprom_buff[0]);
+		ptr++;
+	}
+	if (((eeprom->offset + eeprom->len) & 1) && (ret_val == 0))
+		/* need read/modify/write of last changed EEPROM word */
+		/* only the first byte of the word is being modified */
+		ret_val = e1000_read_nvm(hw, last_word, 1,
+				  &eeprom_buff[last_word - first_word]);
+
+	if (ret_val)
+		goto out;
+
+	/* Device's eeprom is always little-endian, word addressable */
+	for (i = 0; i < last_word - first_word + 1; i++)
+		le16_to_cpus(&eeprom_buff[i]);
+
+	memcpy(ptr, bytes, eeprom->len);
+
+	for (i = 0; i < last_word - first_word + 1; i++)
+		eeprom_buff[i] = cpu_to_le16(eeprom_buff[i]);
+
+	ret_val = e1000_write_nvm(hw, first_word,
+				  last_word - first_word + 1, eeprom_buff);
+
+	if (ret_val)
+		goto out;
+
+	/*
+	 * Update the checksum over the first part of the EEPROM if needed
+	 * and flush shadow RAM for applicable controllers
+	 */
+	if ((first_word <= NVM_CHECKSUM_REG) ||
+	    (hw->mac.type == e1000_82583) ||
+	    (hw->mac.type == e1000_82574) ||
+	    (hw->mac.type == e1000_82573))
+		ret_val = e1000e_update_nvm_checksum(hw);
+
+out:
+	kfree(eeprom_buff);
+	return ret_val;
+}
+
+static void e1000_get_drvinfo(struct net_device *netdev,
+			      struct ethtool_drvinfo *drvinfo)
+{
+	struct e1000_adapter *adapter = netdev_priv(netdev);
+	char firmware_version[32];
+
+	strncpy(drvinfo->driver,  e1000e_driver_name,
+		sizeof(drvinfo->driver) - 1);
+	strncpy(drvinfo->version, e1000e_driver_version,
+		sizeof(drvinfo->version) - 1);
+
+	/*
+	 * EEPROM image version # is reported as firmware version # for
+	 * PCI-E controllers
+	 */
+	snprintf(firmware_version, sizeof(firmware_version), "%d.%d-%d",
+		(adapter->eeprom_vers & 0xF000) >> 12,
+		(adapter->eeprom_vers & 0x0FF0) >> 4,
+		(adapter->eeprom_vers & 0x000F));
+
+	strncpy(drvinfo->fw_version, firmware_version,
+		sizeof(drvinfo->fw_version) - 1);
+	strncpy(drvinfo->bus_info, pci_name(adapter->pdev),
+		sizeof(drvinfo->bus_info) - 1);
+	drvinfo->regdump_len = e1000_get_regs_len(netdev);
+	drvinfo->eedump_len = e1000_get_eeprom_len(netdev);
+}
+
+static void e1000_get_ringparam(struct net_device *netdev,
+				struct ethtool_ringparam *ring)
+{
+	struct e1000_adapter *adapter = netdev_priv(netdev);
+	struct e1000_ring *tx_ring = adapter->tx_ring;
+	struct e1000_ring *rx_ring = adapter->rx_ring;
+
+	ring->rx_max_pending = E1000_MAX_RXD;
+	ring->tx_max_pending = E1000_MAX_TXD;
+	ring->rx_mini_max_pending = 0;
+	ring->rx_jumbo_max_pending = 0;
+	ring->rx_pending = rx_ring->count;
+	ring->tx_pending = tx_ring->count;
+	ring->rx_mini_pending = 0;
+	ring->rx_jumbo_pending = 0;
+}
+
+static int e1000_set_ringparam(struct net_device *netdev,
+			       struct ethtool_ringparam *ring)
+{
+	struct e1000_adapter *adapter = netdev_priv(netdev);
+	struct e1000_ring *tx_ring, *tx_old;
+	struct e1000_ring *rx_ring, *rx_old;
+	int err;
+
+	if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
+		return -EINVAL;
+
+	while (test_and_set_bit(__E1000_RESETTING, &adapter->state))
+		usleep_range(1000, 2000);
+
+	if (netif_running(adapter->netdev))
+		e1000e_down(adapter);
+
+	tx_old = adapter->tx_ring;
+	rx_old = adapter->rx_ring;
+
+	err = -ENOMEM;
+	tx_ring = kmemdup(tx_old, sizeof(struct e1000_ring), GFP_KERNEL);
+	if (!tx_ring)
+		goto err_alloc_tx;
+
+	rx_ring = kmemdup(rx_old, sizeof(struct e1000_ring), GFP_KERNEL);
+	if (!rx_ring)
+		goto err_alloc_rx;
+
+	adapter->tx_ring = tx_ring;
+	adapter->rx_ring = rx_ring;
+
+	rx_ring->count = max(ring->rx_pending, (u32)E1000_MIN_RXD);
+	rx_ring->count = min(rx_ring->count, (u32)(E1000_MAX_RXD));
+	rx_ring->count = ALIGN(rx_ring->count, REQ_RX_DESCRIPTOR_MULTIPLE);
+
+	tx_ring->count = max(ring->tx_pending, (u32)E1000_MIN_TXD);
+	tx_ring->count = min(tx_ring->count, (u32)(E1000_MAX_TXD));
+	tx_ring->count = ALIGN(tx_ring->count, REQ_TX_DESCRIPTOR_MULTIPLE);
+
+	if (netif_running(adapter->netdev)) {
+		/* Try to get new resources before deleting old */
+		err = e1000e_setup_rx_resources(adapter);
+		if (err)
+			goto err_setup_rx;
+		err = e1000e_setup_tx_resources(adapter);
+		if (err)
+			goto err_setup_tx;
+
+		/*
+		 * restore the old in order to free it,
+		 * then add in the new
+		 */
+		adapter->rx_ring = rx_old;
+		adapter->tx_ring = tx_old;
+		e1000e_free_rx_resources(adapter);
+		e1000e_free_tx_resources(adapter);
+		kfree(tx_old);
+		kfree(rx_old);
+		adapter->rx_ring = rx_ring;
+		adapter->tx_ring = tx_ring;
+		err = e1000e_up(adapter);
+		if (err)
+			goto err_setup;
+	}
+
+	clear_bit(__E1000_RESETTING, &adapter->state);
+	return 0;
+err_setup_tx:
+	e1000e_free_rx_resources(adapter);
+err_setup_rx:
+	adapter->rx_ring = rx_old;
+	adapter->tx_ring = tx_old;
+	kfree(rx_ring);
+err_alloc_rx:
+	kfree(tx_ring);
+err_alloc_tx:
+	e1000e_up(adapter);
+err_setup:
+	clear_bit(__E1000_RESETTING, &adapter->state);
+	return err;
+}
+
+static bool reg_pattern_test(struct e1000_adapter *adapter, u64 *data,
+			     int reg, int offset, u32 mask, u32 write)
+{
+	u32 pat, val;
+	static const u32 test[] = {
+		0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF};
+	for (pat = 0; pat < ARRAY_SIZE(test); pat++) {
+		E1000_WRITE_REG_ARRAY(&adapter->hw, reg, offset,
+				      (test[pat] & write));
+		val = E1000_READ_REG_ARRAY(&adapter->hw, reg, offset);
+		if (val != (test[pat] & write & mask)) {
+			e_err("pattern test reg %04X failed: got 0x%08X "
+			      "expected 0x%08X\n", reg + offset, val,
+			      (test[pat] & write & mask));
+			*data = reg;
+			return 1;
+		}
+	}
+	return 0;
+}
+
+static bool reg_set_and_check(struct e1000_adapter *adapter, u64 *data,
+			      int reg, u32 mask, u32 write)
+{
+	u32 val;
+	__ew32(&adapter->hw, reg, write & mask);
+	val = __er32(&adapter->hw, reg);
+	if ((write & mask) != (val & mask)) {
+		e_err("set/check reg %04X test failed: got 0x%08X "
+		      "expected 0x%08X\n", reg, (val & mask), (write & mask));
+		*data = reg;
+		return 1;
+	}
+	return 0;
+}
+#define REG_PATTERN_TEST_ARRAY(reg, offset, mask, write)                       \
+	do {                                                                   \
+		if (reg_pattern_test(adapter, data, reg, offset, mask, write)) \
+			return 1;                                              \
+	} while (0)
+#define REG_PATTERN_TEST(reg, mask, write)                                     \
+	REG_PATTERN_TEST_ARRAY(reg, 0, mask, write)
+
+#define REG_SET_AND_CHECK(reg, mask, write)                                    \
+	do {                                                                   \
+		if (reg_set_and_check(adapter, data, reg, mask, write))        \
+			return 1;                                              \
+	} while (0)
+
+static int e1000_reg_test(struct e1000_adapter *adapter, u64 *data)
+{
+	struct e1000_hw *hw = &adapter->hw;
+	struct e1000_mac_info *mac = &adapter->hw.mac;
+	u32 value;
+	u32 before;
+	u32 after;
+	u32 i;
+	u32 toggle;
+	u32 mask;
+
+	/*
+	 * The status register is Read Only, so a write should fail.
+	 * Some bits that get toggled are ignored.
+	 */
+	switch (mac->type) {
+	/* there are several bits on newer hardware that are r/w */
+	case e1000_82571:
+	case e1000_82572:
+	case e1000_80003es2lan:
+		toggle = 0x7FFFF3FF;
+		break;
+        default:
+		toggle = 0x7FFFF033;
+		break;
+	}
+
+	before = er32(STATUS);
+	value = (er32(STATUS) & toggle);
+	ew32(STATUS, toggle);
+	after = er32(STATUS) & toggle;
+	if (value != after) {
+		e_err("failed STATUS register test got: 0x%08X expected: "
+		      "0x%08X\n", after, value);
+		*data = 1;
+		return 1;
+	}
+	/* restore previous status */
+	ew32(STATUS, before);
+
+	if (!(adapter->flags & FLAG_IS_ICH)) {
+		REG_PATTERN_TEST(E1000_FCAL, 0xFFFFFFFF, 0xFFFFFFFF);
+		REG_PATTERN_TEST(E1000_FCAH, 0x0000FFFF, 0xFFFFFFFF);
+		REG_PATTERN_TEST(E1000_FCT, 0x0000FFFF, 0xFFFFFFFF);
+		REG_PATTERN_TEST(E1000_VET, 0x0000FFFF, 0xFFFFFFFF);
+	}
+
+	REG_PATTERN_TEST(E1000_RDTR, 0x0000FFFF, 0xFFFFFFFF);
+	REG_PATTERN_TEST(E1000_RDBAH, 0xFFFFFFFF, 0xFFFFFFFF);
+	REG_PATTERN_TEST(E1000_RDLEN, 0x000FFF80, 0x000FFFFF);
+	REG_PATTERN_TEST(E1000_RDH, 0x0000FFFF, 0x0000FFFF);
+	REG_PATTERN_TEST(E1000_RDT, 0x0000FFFF, 0x0000FFFF);
+	REG_PATTERN_TEST(E1000_FCRTH, 0x0000FFF8, 0x0000FFF8);
+	REG_PATTERN_TEST(E1000_FCTTV, 0x0000FFFF, 0x0000FFFF);
+	REG_PATTERN_TEST(E1000_TIPG, 0x3FFFFFFF, 0x3FFFFFFF);
+	REG_PATTERN_TEST(E1000_TDBAH, 0xFFFFFFFF, 0xFFFFFFFF);
+	REG_PATTERN_TEST(E1000_TDLEN, 0x000FFF80, 0x000FFFFF);
+
+	REG_SET_AND_CHECK(E1000_RCTL, 0xFFFFFFFF, 0x00000000);
+
+	before = ((adapter->flags & FLAG_IS_ICH) ? 0x06C3B33E : 0x06DFB3FE);
+	REG_SET_AND_CHECK(E1000_RCTL, before, 0x003FFFFB);
+	REG_SET_AND_CHECK(E1000_TCTL, 0xFFFFFFFF, 0x00000000);
+
+	REG_SET_AND_CHECK(E1000_RCTL, before, 0xFFFFFFFF);
+	REG_PATTERN_TEST(E1000_RDBAL, 0xFFFFFFF0, 0xFFFFFFFF);
+	if (!(adapter->flags & FLAG_IS_ICH))
+		REG_PATTERN_TEST(E1000_TXCW, 0xC000FFFF, 0x0000FFFF);
+	REG_PATTERN_TEST(E1000_TDBAL, 0xFFFFFFF0, 0xFFFFFFFF);
+	REG_PATTERN_TEST(E1000_TIDV, 0x0000FFFF, 0x0000FFFF);
+	mask = 0x8003FFFF;
+	switch (mac->type) {
+	case e1000_ich10lan:
+	case e1000_pchlan:
+	case e1000_pch2lan:
+		mask |= (1 << 18);
+		break;
+	default:
+		break;
+	}
+	for (i = 0; i < mac->rar_entry_count; i++)
+		REG_PATTERN_TEST_ARRAY(E1000_RA, ((i << 1) + 1),
+		                       mask, 0xFFFFFFFF);
+
+	for (i = 0; i < mac->mta_reg_count; i++)
+		REG_PATTERN_TEST_ARRAY(E1000_MTA, i, 0xFFFFFFFF, 0xFFFFFFFF);
+
+	*data = 0;
+	return 0;
+}
+
+static int e1000_eeprom_test(struct e1000_adapter *adapter, u64 *data)
+{
+	u16 temp;
+	u16 checksum = 0;
+	u16 i;
+
+	*data = 0;
+	/* Read and add up the contents of the EEPROM */
+	for (i = 0; i < (NVM_CHECKSUM_REG + 1); i++) {
+		if ((e1000_read_nvm(&adapter->hw, i, 1, &temp)) < 0) {
+			*data = 1;
+			return *data;
+		}
+		checksum += temp;
+	}
+
+	/* If Checksum is not Correct return error else test passed */
+	if ((checksum != (u16) NVM_SUM) && !(*data))
+		*data = 2;
+
+	return *data;
+}
+
+static irqreturn_t e1000_test_intr(int irq, void *data)
+{
+	struct net_device *netdev = (struct net_device *) data;
+	struct e1000_adapter *adapter = netdev_priv(netdev);
+	struct e1000_hw *hw = &adapter->hw;
+
+	adapter->test_icr |= er32(ICR);
+
+	return IRQ_HANDLED;
+}
+
+static int e1000_intr_test(struct e1000_adapter *adapter, u64 *data)
+{
+	struct net_device *netdev = adapter->netdev;
+	struct e1000_hw *hw = &adapter->hw;
+	u32 mask;
+	u32 shared_int = 1;
+	u32 irq = adapter->pdev->irq;
+	int i;
+	int ret_val = 0;
+	int int_mode = E1000E_INT_MODE_LEGACY;
+
+	*data = 0;
+
+	/* NOTE: we don't test MSI/MSI-X interrupts here, yet */
+	if (adapter->int_mode == E1000E_INT_MODE_MSIX) {
+		int_mode = adapter->int_mode;
+		e1000e_reset_interrupt_capability(adapter);
+		adapter->int_mode = E1000E_INT_MODE_LEGACY;
+		e1000e_set_interrupt_capability(adapter);
+	}
+	/* Hook up test interrupt handler just for this test */
+	if (!request_irq(irq, e1000_test_intr, IRQF_PROBE_SHARED, netdev->name,
+			 netdev)) {
+		shared_int = 0;
+	} else if (request_irq(irq, e1000_test_intr, IRQF_SHARED,
+		 netdev->name, netdev)) {
+		*data = 1;
+		ret_val = -1;
+		goto out;
+	}
+	e_info("testing %s interrupt\n", (shared_int ? "shared" : "unshared"));
+
+	/* Disable all the interrupts */
+	ew32(IMC, 0xFFFFFFFF);
+	e1e_flush();
+	usleep_range(10000, 20000);
+
+	/* Test each interrupt */
+	for (i = 0; i < 10; i++) {
+		/* Interrupt to test */
+		mask = 1 << i;
+
+		if (adapter->flags & FLAG_IS_ICH) {
+			switch (mask) {
+			case E1000_ICR_RXSEQ:
+				continue;
+			case 0x00000100:
+				if (adapter->hw.mac.type == e1000_ich8lan ||
+				    adapter->hw.mac.type == e1000_ich9lan)
+					continue;
+				break;
+			default:
+				break;
+			}
+		}
+
+		if (!shared_int) {
+			/*
+			 * Disable the interrupt to be reported in
+			 * the cause register and then force the same
+			 * interrupt and see if one gets posted.  If
+			 * an interrupt was posted to the bus, the
+			 * test failed.
+			 */
+			adapter->test_icr = 0;
+			ew32(IMC, mask);
+			ew32(ICS, mask);
+			e1e_flush();
+			usleep_range(10000, 20000);
+
+			if (adapter->test_icr & mask) {
+				*data = 3;
+				break;
+			}
+		}
+
+		/*
+		 * Enable the interrupt to be reported in
+		 * the cause register and then force the same
+		 * interrupt and see if one gets posted.  If
+		 * an interrupt was not posted to the bus, the
+		 * test failed.
+		 */
+		adapter->test_icr = 0;
+		ew32(IMS, mask);
+		ew32(ICS, mask);
+		e1e_flush();
+		usleep_range(10000, 20000);
+
+		if (!(adapter->test_icr & mask)) {
+			*data = 4;
+			break;
+		}
+
+		if (!shared_int) {
+			/*
+			 * Disable the other interrupts to be reported in
+			 * the cause register and then force the other
+			 * interrupts and see if any get posted.  If
+			 * an interrupt was posted to the bus, the
+			 * test failed.
+			 */
+			adapter->test_icr = 0;
+			ew32(IMC, ~mask & 0x00007FFF);
+			ew32(ICS, ~mask & 0x00007FFF);
+			e1e_flush();
+			usleep_range(10000, 20000);
+
+			if (adapter->test_icr) {
+				*data = 5;
+				break;
+			}
+		}
+	}
+
+	/* Disable all the interrupts */
+	ew32(IMC, 0xFFFFFFFF);
+	e1e_flush();
+	usleep_range(10000, 20000);
+
+	/* Unhook test interrupt handler */
+	free_irq(irq, netdev);
+
+out:
+	if (int_mode == E1000E_INT_MODE_MSIX) {
+		e1000e_reset_interrupt_capability(adapter);
+		adapter->int_mode = int_mode;
+		e1000e_set_interrupt_capability(adapter);
+	}
+
+	return ret_val;
+}
+
+static void e1000_free_desc_rings(struct e1000_adapter *adapter)
+{
+	struct e1000_ring *tx_ring = &adapter->test_tx_ring;
+	struct e1000_ring *rx_ring = &adapter->test_rx_ring;
+	struct pci_dev *pdev = adapter->pdev;
+	int i;
+
+	if (tx_ring->desc && tx_ring->buffer_info) {
+		for (i = 0; i < tx_ring->count; i++) {
+			if (tx_ring->buffer_info[i].dma)
+				dma_unmap_single(&pdev->dev,
+					tx_ring->buffer_info[i].dma,
+					tx_ring->buffer_info[i].length,
+					DMA_TO_DEVICE);
+			if (tx_ring->buffer_info[i].skb)
+				dev_kfree_skb(tx_ring->buffer_info[i].skb);
+		}
+	}
+
+	if (rx_ring->desc && rx_ring->buffer_info) {
+		for (i = 0; i < rx_ring->count; i++) {
+			if (rx_ring->buffer_info[i].dma)
+				dma_unmap_single(&pdev->dev,
+					rx_ring->buffer_info[i].dma,
+					2048, DMA_FROM_DEVICE);
+			if (rx_ring->buffer_info[i].skb)
+				dev_kfree_skb(rx_ring->buffer_info[i].skb);
+		}
+	}
+
+	if (tx_ring->desc) {
+		dma_free_coherent(&pdev->dev, tx_ring->size, tx_ring->desc,
+				  tx_ring->dma);
+		tx_ring->desc = NULL;
+	}
+	if (rx_ring->desc) {
+		dma_free_coherent(&pdev->dev, rx_ring->size, rx_ring->desc,
+				  rx_ring->dma);
+		rx_ring->desc = NULL;
+	}
+
+	kfree(tx_ring->buffer_info);
+	tx_ring->buffer_info = NULL;
+	kfree(rx_ring->buffer_info);
+	rx_ring->buffer_info = NULL;
+}
+
+static int e1000_setup_desc_rings(struct e1000_adapter *adapter)
+{
+	struct e1000_ring *tx_ring = &adapter->test_tx_ring;
+	struct e1000_ring *rx_ring = &adapter->test_rx_ring;
+	struct pci_dev *pdev = adapter->pdev;
+	struct e1000_hw *hw = &adapter->hw;
+	u32 rctl;
+	int i;
+	int ret_val;
+
+	/* Setup Tx descriptor ring and Tx buffers */
+
+	if (!tx_ring->count)
+		tx_ring->count = E1000_DEFAULT_TXD;
+
+	tx_ring->buffer_info = kcalloc(tx_ring->count,
+				       sizeof(struct e1000_buffer),
+				       GFP_KERNEL);
+	if (!(tx_ring->buffer_info)) {
+		ret_val = 1;
+		goto err_nomem;
+	}
+
+	tx_ring->size = tx_ring->count * sizeof(struct e1000_tx_desc);
+	tx_ring->size = ALIGN(tx_ring->size, 4096);
+	tx_ring->desc = dma_alloc_coherent(&pdev->dev, tx_ring->size,
+					   &tx_ring->dma, GFP_KERNEL);
+	if (!tx_ring->desc) {
+		ret_val = 2;
+		goto err_nomem;
+	}
+	tx_ring->next_to_use = 0;
+	tx_ring->next_to_clean = 0;
+
+	ew32(TDBAL, ((u64) tx_ring->dma & 0x00000000FFFFFFFF));
+	ew32(TDBAH, ((u64) tx_ring->dma >> 32));
+	ew32(TDLEN, tx_ring->count * sizeof(struct e1000_tx_desc));
+	ew32(TDH, 0);
+	ew32(TDT, 0);
+	ew32(TCTL, E1000_TCTL_PSP | E1000_TCTL_EN | E1000_TCTL_MULR |
+	     E1000_COLLISION_THRESHOLD << E1000_CT_SHIFT |
+	     E1000_COLLISION_DISTANCE << E1000_COLD_SHIFT);
+
+	for (i = 0; i < tx_ring->count; i++) {
+		struct e1000_tx_desc *tx_desc = E1000_TX_DESC(*tx_ring, i);
+		struct sk_buff *skb;
+		unsigned int skb_size = 1024;
+
+		skb = alloc_skb(skb_size, GFP_KERNEL);
+		if (!skb) {
+			ret_val = 3;
+			goto err_nomem;
+		}
+		skb_put(skb, skb_size);
+		tx_ring->buffer_info[i].skb = skb;
+		tx_ring->buffer_info[i].length = skb->len;
+		tx_ring->buffer_info[i].dma =
+			dma_map_single(&pdev->dev, skb->data, skb->len,
+				       DMA_TO_DEVICE);
+		if (dma_mapping_error(&pdev->dev,
+				      tx_ring->buffer_info[i].dma)) {
+			ret_val = 4;
+			goto err_nomem;
+		}
+		tx_desc->buffer_addr = cpu_to_le64(tx_ring->buffer_info[i].dma);
+		tx_desc->lower.data = cpu_to_le32(skb->len);
+		tx_desc->lower.data |= cpu_to_le32(E1000_TXD_CMD_EOP |
+						   E1000_TXD_CMD_IFCS |
+						   E1000_TXD_CMD_RS);
+		tx_desc->upper.data = 0;
+	}
+
+	/* Setup Rx descriptor ring and Rx buffers */
+
+	if (!rx_ring->count)
+		rx_ring->count = E1000_DEFAULT_RXD;
+
+	rx_ring->buffer_info = kcalloc(rx_ring->count,
+				       sizeof(struct e1000_buffer),
+				       GFP_KERNEL);
+	if (!(rx_ring->buffer_info)) {
+		ret_val = 5;
+		goto err_nomem;
+	}
+
+	rx_ring->size = rx_ring->count * sizeof(struct e1000_rx_desc);
+	rx_ring->desc = dma_alloc_coherent(&pdev->dev, rx_ring->size,
+					   &rx_ring->dma, GFP_KERNEL);
+	if (!rx_ring->desc) {
+		ret_val = 6;
+		goto err_nomem;
+	}
+	rx_ring->next_to_use = 0;
+	rx_ring->next_to_clean = 0;
+
+	rctl = er32(RCTL);
+	ew32(RCTL, rctl & ~E1000_RCTL_EN);
+	ew32(RDBAL, ((u64) rx_ring->dma & 0xFFFFFFFF));
+	ew32(RDBAH, ((u64) rx_ring->dma >> 32));
+	ew32(RDLEN, rx_ring->size);
+	ew32(RDH, 0);
+	ew32(RDT, 0);
+	rctl = E1000_RCTL_EN | E1000_RCTL_BAM | E1000_RCTL_SZ_2048 |
+		E1000_RCTL_UPE | E1000_RCTL_MPE | E1000_RCTL_LPE |
+		E1000_RCTL_SBP | E1000_RCTL_SECRC |
+		E1000_RCTL_LBM_NO | E1000_RCTL_RDMTS_HALF |
+		(adapter->hw.mac.mc_filter_type << E1000_RCTL_MO_SHIFT);
+	ew32(RCTL, rctl);
+
+	for (i = 0; i < rx_ring->count; i++) {
+		struct e1000_rx_desc *rx_desc = E1000_RX_DESC(*rx_ring, i);
+		struct sk_buff *skb;
+
+		skb = alloc_skb(2048 + NET_IP_ALIGN, GFP_KERNEL);
+		if (!skb) {
+			ret_val = 7;
+			goto err_nomem;
+		}
+		skb_reserve(skb, NET_IP_ALIGN);
+		rx_ring->buffer_info[i].skb = skb;
+		rx_ring->buffer_info[i].dma =
+			dma_map_single(&pdev->dev, skb->data, 2048,
+				       DMA_FROM_DEVICE);
+		if (dma_mapping_error(&pdev->dev,
+				      rx_ring->buffer_info[i].dma)) {
+			ret_val = 8;
+			goto err_nomem;
+		}
+		rx_desc->buffer_addr =
+			cpu_to_le64(rx_ring->buffer_info[i].dma);
+		memset(skb->data, 0x00, skb->len);
+	}
+
+	return 0;
+
+err_nomem:
+	e1000_free_desc_rings(adapter);
+	return ret_val;
+}
+
+static void e1000_phy_disable_receiver(struct e1000_adapter *adapter)
+{
+	/* Write out to PHY registers 29 and 30 to disable the Receiver. */
+	e1e_wphy(&adapter->hw, 29, 0x001F);
+	e1e_wphy(&adapter->hw, 30, 0x8FFC);
+	e1e_wphy(&adapter->hw, 29, 0x001A);
+	e1e_wphy(&adapter->hw, 30, 0x8FF0);
+}
+
+static int e1000_integrated_phy_loopback(struct e1000_adapter *adapter)
+{
+	struct e1000_hw *hw = &adapter->hw;
+	u32 ctrl_reg = 0;
+	u16 phy_reg = 0;
+	s32 ret_val = 0;
+
+	hw->mac.autoneg = 0;
+
+	if (hw->phy.type == e1000_phy_ife) {
+		/* force 100, set loopback */
+		e1e_wphy(hw, PHY_CONTROL, 0x6100);
+
+		/* Now set up the MAC to the same speed/duplex as the PHY. */
+		ctrl_reg = er32(CTRL);
+		ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */
+		ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */
+			     E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */
+			     E1000_CTRL_SPD_100 |/* Force Speed to 100 */
+			     E1000_CTRL_FD);	 /* Force Duplex to FULL */
+
+		ew32(CTRL, ctrl_reg);
+		e1e_flush();
+		udelay(500);
+
+		return 0;
+	}
+
+	/* Specific PHY configuration for loopback */
+	switch (hw->phy.type) {
+	case e1000_phy_m88:
+		/* Auto-MDI/MDIX Off */
+		e1e_wphy(hw, M88E1000_PHY_SPEC_CTRL, 0x0808);
+		/* reset to update Auto-MDI/MDIX */
+		e1e_wphy(hw, PHY_CONTROL, 0x9140);
+		/* autoneg off */
+		e1e_wphy(hw, PHY_CONTROL, 0x8140);
+		break;
+	case e1000_phy_gg82563:
+		e1e_wphy(hw, GG82563_PHY_KMRN_MODE_CTRL, 0x1CC);
+		break;
+	case e1000_phy_bm:
+		/* Set Default MAC Interface speed to 1GB */
+		e1e_rphy(hw, PHY_REG(2, 21), &phy_reg);
+		phy_reg &= ~0x0007;
+		phy_reg |= 0x006;
+		e1e_wphy(hw, PHY_REG(2, 21), phy_reg);
+		/* Assert SW reset for above settings to take effect */
+		e1000e_commit_phy(hw);
+		mdelay(1);
+		/* Force Full Duplex */
+		e1e_rphy(hw, PHY_REG(769, 16), &phy_reg);
+		e1e_wphy(hw, PHY_REG(769, 16), phy_reg | 0x000C);
+		/* Set Link Up (in force link) */
+		e1e_rphy(hw, PHY_REG(776, 16), &phy_reg);
+		e1e_wphy(hw, PHY_REG(776, 16), phy_reg | 0x0040);
+		/* Force Link */
+		e1e_rphy(hw, PHY_REG(769, 16), &phy_reg);
+		e1e_wphy(hw, PHY_REG(769, 16), phy_reg | 0x0040);
+		/* Set Early Link Enable */
+		e1e_rphy(hw, PHY_REG(769, 20), &phy_reg);
+		e1e_wphy(hw, PHY_REG(769, 20), phy_reg | 0x0400);
+		break;
+	case e1000_phy_82577:
+	case e1000_phy_82578:
+		/* Workaround: K1 must be disabled for stable 1Gbps operation */
+		ret_val = hw->phy.ops.acquire(hw);
+		if (ret_val) {
+			e_err("Cannot setup 1Gbps loopback.\n");
+			return ret_val;
+		}
+		e1000_configure_k1_ich8lan(hw, false);
+		hw->phy.ops.release(hw);
+		break;
+	case e1000_phy_82579:
+		/* Disable PHY energy detect power down */
+		e1e_rphy(hw, PHY_REG(0, 21), &phy_reg);
+		e1e_wphy(hw, PHY_REG(0, 21), phy_reg & ~(1 << 3));
+		/* Disable full chip energy detect */
+		e1e_rphy(hw, PHY_REG(776, 18), &phy_reg);
+		e1e_wphy(hw, PHY_REG(776, 18), phy_reg | 1);
+		/* Enable loopback on the PHY */
+#define I82577_PHY_LBK_CTRL          19
+		e1e_wphy(hw, I82577_PHY_LBK_CTRL, 0x8001);
+		break;
+	default:
+		break;
+	}
+
+	/* force 1000, set loopback */
+	e1e_wphy(hw, PHY_CONTROL, 0x4140);
+	mdelay(250);
+
+	/* Now set up the MAC to the same speed/duplex as the PHY. */
+	ctrl_reg = er32(CTRL);
+	ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */
+	ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */
+		     E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */
+		     E1000_CTRL_SPD_1000 |/* Force Speed to 1000 */
+		     E1000_CTRL_FD);	 /* Force Duplex to FULL */
+
+	if (adapter->flags & FLAG_IS_ICH)
+		ctrl_reg |= E1000_CTRL_SLU;	/* Set Link Up */
+
+	if (hw->phy.media_type == e1000_media_type_copper &&
+	    hw->phy.type == e1000_phy_m88) {
+		ctrl_reg |= E1000_CTRL_ILOS; /* Invert Loss of Signal */
+	} else {
+		/*
+		 * Set the ILOS bit on the fiber Nic if half duplex link is
+		 * detected.
+		 */
+		if ((er32(STATUS) & E1000_STATUS_FD) == 0)
+			ctrl_reg |= (E1000_CTRL_ILOS | E1000_CTRL_SLU);
+	}
+
+	ew32(CTRL, ctrl_reg);
+
+	/*
+	 * Disable the receiver on the PHY so when a cable is plugged in, the
+	 * PHY does not begin to autoneg when a cable is reconnected to the NIC.
+	 */
+	if (hw->phy.type == e1000_phy_m88)
+		e1000_phy_disable_receiver(adapter);
+
+	udelay(500);
+
+	return 0;
+}
+
+static int e1000_set_82571_fiber_loopback(struct e1000_adapter *adapter)
+{
+	struct e1000_hw *hw = &adapter->hw;
+	u32 ctrl = er32(CTRL);
+	int link = 0;
+
+	/* special requirements for 82571/82572 fiber adapters */
+
+	/*
+	 * jump through hoops to make sure link is up because serdes
+	 * link is hardwired up
+	 */
+	ctrl |= E1000_CTRL_SLU;
+	ew32(CTRL, ctrl);
+
+	/* disable autoneg */
+	ctrl = er32(TXCW);
+	ctrl &= ~(1 << 31);
+	ew32(TXCW, ctrl);
+
+	link = (er32(STATUS) & E1000_STATUS_LU);
+
+	if (!link) {
+		/* set invert loss of signal */
+		ctrl = er32(CTRL);
+		ctrl |= E1000_CTRL_ILOS;
+		ew32(CTRL, ctrl);
+	}
+
+	/*
+	 * special write to serdes control register to enable SerDes analog
+	 * loopback
+	 */
+#define E1000_SERDES_LB_ON 0x410
+	ew32(SCTL, E1000_SERDES_LB_ON);
+	e1e_flush();
+	usleep_range(10000, 20000);
+
+	return 0;
+}
+
+/* only call this for fiber/serdes connections to es2lan */
+static int e1000_set_es2lan_mac_loopback(struct e1000_adapter *adapter)
+{
+	struct e1000_hw *hw = &adapter->hw;
+	u32 ctrlext = er32(CTRL_EXT);
+	u32 ctrl = er32(CTRL);
+
+	/*
+	 * save CTRL_EXT to restore later, reuse an empty variable (unused
+	 * on mac_type 80003es2lan)
+	 */
+	adapter->tx_fifo_head = ctrlext;
+
+	/* clear the serdes mode bits, putting the device into mac loopback */
+	ctrlext &= ~E1000_CTRL_EXT_LINK_MODE_PCIE_SERDES;
+	ew32(CTRL_EXT, ctrlext);
+
+	/* force speed to 1000/FD, link up */
+	ctrl &= ~(E1000_CTRL_SPD_1000 | E1000_CTRL_SPD_100);
+	ctrl |= (E1000_CTRL_SLU | E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX |
+		 E1000_CTRL_SPD_1000 | E1000_CTRL_FD);
+	ew32(CTRL, ctrl);
+
+	/* set mac loopback */
+	ctrl = er32(RCTL);
+	ctrl |= E1000_RCTL_LBM_MAC;
+	ew32(RCTL, ctrl);
+
+	/* set testing mode parameters (no need to reset later) */
+#define KMRNCTRLSTA_OPMODE (0x1F << 16)
+#define KMRNCTRLSTA_OPMODE_1GB_FD_GMII 0x0582
+	ew32(KMRNCTRLSTA,
+	     (KMRNCTRLSTA_OPMODE | KMRNCTRLSTA_OPMODE_1GB_FD_GMII));
+
+	return 0;
+}
+
+static int e1000_setup_loopback_test(struct e1000_adapter *adapter)
+{
+	struct e1000_hw *hw = &adapter->hw;
+	u32 rctl;
+
+	if (hw->phy.media_type == e1000_media_type_fiber ||
+	    hw->phy.media_type == e1000_media_type_internal_serdes) {
+		switch (hw->mac.type) {
+		case e1000_80003es2lan:
+			return e1000_set_es2lan_mac_loopback(adapter);
+			break;
+		case e1000_82571:
+		case e1000_82572:
+			return e1000_set_82571_fiber_loopback(adapter);
+			break;
+		default:
+			rctl = er32(RCTL);
+			rctl |= E1000_RCTL_LBM_TCVR;
+			ew32(RCTL, rctl);
+			return 0;
+		}
+	} else if (hw->phy.media_type == e1000_media_type_copper) {
+		return e1000_integrated_phy_loopback(adapter);
+	}
+
+	return 7;
+}
+
+static void e1000_loopback_cleanup(struct e1000_adapter *adapter)
+{
+	struct e1000_hw *hw = &adapter->hw;
+	u32 rctl;
+	u16 phy_reg;
+
+	rctl = er32(RCTL);
+	rctl &= ~(E1000_RCTL_LBM_TCVR | E1000_RCTL_LBM_MAC);
+	ew32(RCTL, rctl);
+
+	switch (hw->mac.type) {
+	case e1000_80003es2lan:
+		if (hw->phy.media_type == e1000_media_type_fiber ||
+		    hw->phy.media_type == e1000_media_type_internal_serdes) {
+			/* restore CTRL_EXT, stealing space from tx_fifo_head */
+			ew32(CTRL_EXT, adapter->tx_fifo_head);
+			adapter->tx_fifo_head = 0;
+		}
+		/* fall through */
+	case e1000_82571:
+	case e1000_82572:
+		if (hw->phy.media_type == e1000_media_type_fiber ||
+		    hw->phy.media_type == e1000_media_type_internal_serdes) {
+#define E1000_SERDES_LB_OFF 0x400
+			ew32(SCTL, E1000_SERDES_LB_OFF);
+			e1e_flush();
+			usleep_range(10000, 20000);
+			break;
+		}
+		/* Fall Through */
+	default:
+		hw->mac.autoneg = 1;
+		if (hw->phy.type == e1000_phy_gg82563)
+			e1e_wphy(hw, GG82563_PHY_KMRN_MODE_CTRL, 0x180);
+		e1e_rphy(hw, PHY_CONTROL, &phy_reg);
+		if (phy_reg & MII_CR_LOOPBACK) {
+			phy_reg &= ~MII_CR_LOOPBACK;
+			e1e_wphy(hw, PHY_CONTROL, phy_reg);
+			e1000e_commit_phy(hw);
+		}
+		break;
+	}
+}
+
+static void e1000_create_lbtest_frame(struct sk_buff *skb,
+				      unsigned int frame_size)
+{
+	memset(skb->data, 0xFF, frame_size);
+	frame_size &= ~1;
+	memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1);
+	memset(&skb->data[frame_size / 2 + 10], 0xBE, 1);
+	memset(&skb->data[frame_size / 2 + 12], 0xAF, 1);
+}
+
+static int e1000_check_lbtest_frame(struct sk_buff *skb,
+				    unsigned int frame_size)
+{
+	frame_size &= ~1;
+	if (*(skb->data + 3) == 0xFF)
+		if ((*(skb->data + frame_size / 2 + 10) == 0xBE) &&
+		   (*(skb->data + frame_size / 2 + 12) == 0xAF))
+			return 0;
+	return 13;
+}
+
+static int e1000_run_loopback_test(struct e1000_adapter *adapter)
+{
+	struct e1000_ring *tx_ring = &adapter->test_tx_ring;
+	struct e1000_ring *rx_ring = &adapter->test_rx_ring;
+	struct pci_dev *pdev = adapter->pdev;
+	struct e1000_hw *hw = &adapter->hw;
+	int i, j, k, l;
+	int lc;
+	int good_cnt;
+	int ret_val = 0;
+	unsigned long time;
+
+	ew32(RDT, rx_ring->count - 1);
+
+	/*
+	 * Calculate the loop count based on the largest descriptor ring
+	 * The idea is to wrap the largest ring a number of times using 64
+	 * send/receive pairs during each loop
+	 */
+
+	if (rx_ring->count <= tx_ring->count)
+		lc = ((tx_ring->count / 64) * 2) + 1;
+	else
+		lc = ((rx_ring->count / 64) * 2) + 1;
+
+	k = 0;
+	l = 0;
+	for (j = 0; j <= lc; j++) { /* loop count loop */
+		for (i = 0; i < 64; i++) { /* send the packets */
+			e1000_create_lbtest_frame(tx_ring->buffer_info[k].skb,
+						  1024);
+			dma_sync_single_for_device(&pdev->dev,
+					tx_ring->buffer_info[k].dma,
+					tx_ring->buffer_info[k].length,
+					DMA_TO_DEVICE);
+			k++;
+			if (k == tx_ring->count)
+				k = 0;
+		}
+		ew32(TDT, k);
+		e1e_flush();
+		msleep(200);
+		time = jiffies; /* set the start time for the receive */
+		good_cnt = 0;
+		do { /* receive the sent packets */
+			dma_sync_single_for_cpu(&pdev->dev,
+					rx_ring->buffer_info[l].dma, 2048,
+					DMA_FROM_DEVICE);
+
+			ret_val = e1000_check_lbtest_frame(
+					rx_ring->buffer_info[l].skb, 1024);
+			if (!ret_val)
+				good_cnt++;
+			l++;
+			if (l == rx_ring->count)
+				l = 0;
+			/*
+			 * time + 20 msecs (200 msecs on 2.4) is more than
+			 * enough time to complete the receives, if it's
+			 * exceeded, break and error off
+			 */
+		} while ((good_cnt < 64) && !time_after(jiffies, time + 20));
+		if (good_cnt != 64) {
+			ret_val = 13; /* ret_val is the same as mis-compare */
+			break;
+		}
+		if (jiffies >= (time + 20)) {
+			ret_val = 14; /* error code for time out error */
+			break;
+		}
+	} /* end loop count loop */
+	return ret_val;
+}
+
+static int e1000_loopback_test(struct e1000_adapter *adapter, u64 *data)
+{
+	/*
+	 * PHY loopback cannot be performed if SoL/IDER
+	 * sessions are active
+	 */
+	if (e1000_check_reset_block(&adapter->hw)) {
+		e_err("Cannot do PHY loopback test when SoL/IDER is active.\n");
+		*data = 0;
+		goto out;
+	}
+
+	*data = e1000_setup_desc_rings(adapter);
+	if (*data)
+		goto out;
+
+	*data = e1000_setup_loopback_test(adapter);
+	if (*data)
+		goto err_loopback;
+
+	*data = e1000_run_loopback_test(adapter);
+	e1000_loopback_cleanup(adapter);
+
+err_loopback:
+	e1000_free_desc_rings(adapter);
+out:
+	return *data;
+}
+
+static int e1000_link_test(struct e1000_adapter *adapter, u64 *data)
+{
+	struct e1000_hw *hw = &adapter->hw;
+
+	*data = 0;
+	if (hw->phy.media_type == e1000_media_type_internal_serdes) {
+		int i = 0;
+		hw->mac.serdes_has_link = false;
+
+		/*
+		 * On some blade server designs, link establishment
+		 * could take as long as 2-3 minutes
+		 */
+		do {
+			hw->mac.ops.check_for_link(hw);
+			if (hw->mac.serdes_has_link)
+				return *data;
+			msleep(20);
+		} while (i++ < 3750);
+
+		*data = 1;
+	} else {
+		hw->mac.ops.check_for_link(hw);
+		if (hw->mac.autoneg)
+			/*
+			 * On some Phy/switch combinations, link establishment
+			 * can take a few seconds more than expected.
+			 */
+			msleep(5000);
+
+		if (!(er32(STATUS) & E1000_STATUS_LU))
+			*data = 1;
+	}
+	return *data;
+}
+
+static int e1000e_get_sset_count(struct net_device *netdev, int sset)
+{
+	switch (sset) {
+	case ETH_SS_TEST:
+		return E1000_TEST_LEN;
+	case ETH_SS_STATS:
+		return E1000_STATS_LEN;
+	default:
+		return -EOPNOTSUPP;
+	}
+}
+
+static void e1000_diag_test(struct net_device *netdev,
+			    struct ethtool_test *eth_test, u64 *data)
+{
+	struct e1000_adapter *adapter = netdev_priv(netdev);
+	u16 autoneg_advertised;
+	u8 forced_speed_duplex;
+	u8 autoneg;
+	bool if_running = netif_running(netdev);
+
+	set_bit(__E1000_TESTING, &adapter->state);
+
+	if (!if_running) {
+		/* Get control of and reset hardware */
+		if (adapter->flags & FLAG_HAS_AMT)
+			e1000e_get_hw_control(adapter);
+
+		e1000e_power_up_phy(adapter);
+
+		adapter->hw.phy.autoneg_wait_to_complete = 1;
+		e1000e_reset(adapter);
+		adapter->hw.phy.autoneg_wait_to_complete = 0;
+	}
+
+	if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
+		/* Offline tests */
+
+		/* save speed, duplex, autoneg settings */
+		autoneg_advertised = adapter->hw.phy.autoneg_advertised;
+		forced_speed_duplex = adapter->hw.mac.forced_speed_duplex;
+		autoneg = adapter->hw.mac.autoneg;
+
+		e_info("offline testing starting\n");
+
+		if (if_running)
+			/* indicate we're in test mode */
+			dev_close(netdev);
+
+		if (e1000_reg_test(adapter, &data[0]))
+			eth_test->flags |= ETH_TEST_FL_FAILED;
+
+		e1000e_reset(adapter);
+		if (e1000_eeprom_test(adapter, &data[1]))
+			eth_test->flags |= ETH_TEST_FL_FAILED;
+
+		e1000e_reset(adapter);
+		if (e1000_intr_test(adapter, &data[2]))
+			eth_test->flags |= ETH_TEST_FL_FAILED;
+
+		e1000e_reset(adapter);
+		if (e1000_loopback_test(adapter, &data[3]))
+			eth_test->flags |= ETH_TEST_FL_FAILED;
+
+		/* force this routine to wait until autoneg complete/timeout */
+		adapter->hw.phy.autoneg_wait_to_complete = 1;
+		e1000e_reset(adapter);
+		adapter->hw.phy.autoneg_wait_to_complete = 0;
+
+		if (e1000_link_test(adapter, &data[4]))
+			eth_test->flags |= ETH_TEST_FL_FAILED;
+
+		/* restore speed, duplex, autoneg settings */
+		adapter->hw.phy.autoneg_advertised = autoneg_advertised;
+		adapter->hw.mac.forced_speed_duplex = forced_speed_duplex;
+		adapter->hw.mac.autoneg = autoneg;
+		e1000e_reset(adapter);
+
+		clear_bit(__E1000_TESTING, &adapter->state);
+		if (if_running)
+			dev_open(netdev);
+	} else {
+		/* Online tests */
+
+		e_info("online testing starting\n");
+
+		/* register, eeprom, intr and loopback tests not run online */
+		data[0] = 0;
+		data[1] = 0;
+		data[2] = 0;
+		data[3] = 0;
+
+		if (e1000_link_test(adapter, &data[4]))
+			eth_test->flags |= ETH_TEST_FL_FAILED;
+
+		clear_bit(__E1000_TESTING, &adapter->state);
+	}
+
+	if (!if_running) {
+		e1000e_reset(adapter);
+
+		if (adapter->flags & FLAG_HAS_AMT)
+			e1000e_release_hw_control(adapter);
+	}
+
+	msleep_interruptible(4 * 1000);
+}
+
+static void e1000_get_wol(struct net_device *netdev,
+			  struct ethtool_wolinfo *wol)
+{
+	struct e1000_adapter *adapter = netdev_priv(netdev);
+
+	wol->supported = 0;
+	wol->wolopts = 0;
+
+	if (!(adapter->flags & FLAG_HAS_WOL) ||
+	    !device_can_wakeup(&adapter->pdev->dev))
+		return;
+
+	wol->supported = WAKE_UCAST | WAKE_MCAST |
+	    WAKE_BCAST | WAKE_MAGIC | WAKE_PHY;
+
+	/* apply any specific unsupported masks here */
+	if (adapter->flags & FLAG_NO_WAKE_UCAST) {
+		wol->supported &= ~WAKE_UCAST;
+
+		if (adapter->wol & E1000_WUFC_EX)
+			e_err("Interface does not support directed (unicast) "
+			      "frame wake-up packets\n");
+	}
+
+	if (adapter->wol & E1000_WUFC_EX)
+		wol->wolopts |= WAKE_UCAST;
+	if (adapter->wol & E1000_WUFC_MC)
+		wol->wolopts |= WAKE_MCAST;
+	if (adapter->wol & E1000_WUFC_BC)
+		wol->wolopts |= WAKE_BCAST;
+	if (adapter->wol & E1000_WUFC_MAG)
+		wol->wolopts |= WAKE_MAGIC;
+	if (adapter->wol & E1000_WUFC_LNKC)
+		wol->wolopts |= WAKE_PHY;
+}
+
+static int e1000_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
+{
+	struct e1000_adapter *adapter = netdev_priv(netdev);
+
+	if (!(adapter->flags & FLAG_HAS_WOL) ||
+	    !device_can_wakeup(&adapter->pdev->dev) ||
+	    (wol->wolopts & ~(WAKE_UCAST | WAKE_MCAST | WAKE_BCAST |
+			      WAKE_MAGIC | WAKE_PHY)))
+		return -EOPNOTSUPP;
+
+	/* these settings will always override what we currently have */
+	adapter->wol = 0;
+
+	if (wol->wolopts & WAKE_UCAST)
+		adapter->wol |= E1000_WUFC_EX;
+	if (wol->wolopts & WAKE_MCAST)
+		adapter->wol |= E1000_WUFC_MC;
+	if (wol->wolopts & WAKE_BCAST)
+		adapter->wol |= E1000_WUFC_BC;
+	if (wol->wolopts & WAKE_MAGIC)
+		adapter->wol |= E1000_WUFC_MAG;
+	if (wol->wolopts & WAKE_PHY)
+		adapter->wol |= E1000_WUFC_LNKC;
+
+	device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol);
+
+	return 0;
+}
+
+static int e1000_set_phys_id(struct net_device *netdev,
+			     enum ethtool_phys_id_state state)
+{
+	struct e1000_adapter *adapter = netdev_priv(netdev);
+	struct e1000_hw *hw = &adapter->hw;
+
+	switch (state) {
+	case ETHTOOL_ID_ACTIVE:
+		if (!hw->mac.ops.blink_led)
+			return 2;	/* cycle on/off twice per second */
+
+		hw->mac.ops.blink_led(hw);
+		break;
+
+	case ETHTOOL_ID_INACTIVE:
+		if (hw->phy.type == e1000_phy_ife)
+			e1e_wphy(hw, IFE_PHY_SPECIAL_CONTROL_LED, 0);
+		hw->mac.ops.led_off(hw);
+		hw->mac.ops.cleanup_led(hw);
+		break;
+
+	case ETHTOOL_ID_ON:
+		adapter->hw.mac.ops.led_on(&adapter->hw);
+		break;
+
+	case ETHTOOL_ID_OFF:
+		adapter->hw.mac.ops.led_off(&adapter->hw);
+		break;
+	}
+	return 0;
+}
+
+static int e1000_get_coalesce(struct net_device *netdev,
+			      struct ethtool_coalesce *ec)
+{
+	struct e1000_adapter *adapter = netdev_priv(netdev);
+
+	if (adapter->itr_setting <= 4)
+		ec->rx_coalesce_usecs = adapter->itr_setting;
+	else
+		ec->rx_coalesce_usecs = 1000000 / adapter->itr_setting;
+
+	return 0;
+}
+
+static int e1000_set_coalesce(struct net_device *netdev,
+			      struct ethtool_coalesce *ec)
+{
+	struct e1000_adapter *adapter = netdev_priv(netdev);
+	struct e1000_hw *hw = &adapter->hw;
+
+	if ((ec->rx_coalesce_usecs > E1000_MAX_ITR_USECS) ||
+	    ((ec->rx_coalesce_usecs > 4) &&
+	     (ec->rx_coalesce_usecs < E1000_MIN_ITR_USECS)) ||
+	    (ec->rx_coalesce_usecs == 2))
+		return -EINVAL;
+
+	if (ec->rx_coalesce_usecs == 4) {
+		adapter->itr = adapter->itr_setting = 4;
+	} else if (ec->rx_coalesce_usecs <= 3) {
+		adapter->itr = 20000;
+		adapter->itr_setting = ec->rx_coalesce_usecs;
+	} else {
+		adapter->itr = (1000000 / ec->rx_coalesce_usecs);
+		adapter->itr_setting = adapter->itr & ~3;
+	}
+
+	if (adapter->itr_setting != 0)
+		ew32(ITR, 1000000000 / (adapter->itr * 256));
+	else
+		ew32(ITR, 0);
+
+	return 0;
+}
+
+static int e1000_nway_reset(struct net_device *netdev)
+{
+	struct e1000_adapter *adapter = netdev_priv(netdev);
+
+	if (!netif_running(netdev))
+		return -EAGAIN;
+
+	if (!adapter->hw.mac.autoneg)
+		return -EINVAL;
+
+	e1000e_reinit_locked(adapter);
+
+	return 0;
+}
+
+static void e1000_get_ethtool_stats(struct net_device *netdev,
+				    struct ethtool_stats *stats,
+				    u64 *data)
+{
+	struct e1000_adapter *adapter = netdev_priv(netdev);
+	struct rtnl_link_stats64 net_stats;
+	int i;
+	char *p = NULL;
+
+	e1000e_get_stats64(netdev, &net_stats);
+	for (i = 0; i < E1000_GLOBAL_STATS_LEN; i++) {
+		switch (e1000_gstrings_stats[i].type) {
+		case NETDEV_STATS:
+			p = (char *) &net_stats +
+					e1000_gstrings_stats[i].stat_offset;
+			break;
+		case E1000_STATS:
+			p = (char *) adapter +
+					e1000_gstrings_stats[i].stat_offset;
+			break;
+		default:
+			data[i] = 0;
+			continue;
+		}
+
+		data[i] = (e1000_gstrings_stats[i].sizeof_stat ==
+			sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
+	}
+}
+
+static void e1000_get_strings(struct net_device *netdev, u32 stringset,
+			      u8 *data)
+{
+	u8 *p = data;
+	int i;
+
+	switch (stringset) {
+	case ETH_SS_TEST:
+		memcpy(data, e1000_gstrings_test, sizeof(e1000_gstrings_test));
+		break;
+	case ETH_SS_STATS:
+		for (i = 0; i < E1000_GLOBAL_STATS_LEN; i++) {
+			memcpy(p, e1000_gstrings_stats[i].stat_string,
+			       ETH_GSTRING_LEN);
+			p += ETH_GSTRING_LEN;
+		}
+		break;
+	}
+}
+
+static int e1000e_set_flags(struct net_device *netdev, u32 data)
+{
+	struct e1000_adapter *adapter = netdev_priv(netdev);
+	bool need_reset = false;
+	int rc;
+
+	need_reset = (data & ETH_FLAG_RXVLAN) !=
+		     (netdev->features & NETIF_F_HW_VLAN_RX);
+
+	rc = ethtool_op_set_flags(netdev, data, ETH_FLAG_RXVLAN |
+				  ETH_FLAG_TXVLAN);
+
+	if (rc)
+		return rc;
+
+	if (need_reset) {
+		if (netif_running(netdev))
+			e1000e_reinit_locked(adapter);
+		else
+			e1000e_reset(adapter);
+	}
+
+	return 0;
+}
+
+static const struct ethtool_ops e1000_ethtool_ops = {
+	.get_settings		= e1000_get_settings,
+	.set_settings		= e1000_set_settings,
+	.get_drvinfo		= e1000_get_drvinfo,
+	.get_regs_len		= e1000_get_regs_len,
+	.get_regs		= e1000_get_regs,
+	.get_wol		= e1000_get_wol,
+	.set_wol		= e1000_set_wol,
+	.get_msglevel		= e1000_get_msglevel,
+	.set_msglevel		= e1000_set_msglevel,
+	.nway_reset		= e1000_nway_reset,
+	.get_link		= ethtool_op_get_link,
+	.get_eeprom_len		= e1000_get_eeprom_len,
+	.get_eeprom		= e1000_get_eeprom,
+	.set_eeprom		= e1000_set_eeprom,
+	.get_ringparam		= e1000_get_ringparam,
+	.set_ringparam		= e1000_set_ringparam,
+	.get_pauseparam		= e1000_get_pauseparam,
+	.set_pauseparam		= e1000_set_pauseparam,
+	.get_rx_csum		= e1000_get_rx_csum,
+	.set_rx_csum		= e1000_set_rx_csum,
+	.get_tx_csum		= e1000_get_tx_csum,
+	.set_tx_csum		= e1000_set_tx_csum,
+	.get_sg			= ethtool_op_get_sg,
+	.set_sg			= ethtool_op_set_sg,
+	.get_tso		= ethtool_op_get_tso,
+	.set_tso		= e1000_set_tso,
+	.self_test		= e1000_diag_test,
+	.get_strings		= e1000_get_strings,
+	.set_phys_id		= e1000_set_phys_id,
+	.get_ethtool_stats	= e1000_get_ethtool_stats,
+	.get_sset_count		= e1000e_get_sset_count,
+	.get_coalesce		= e1000_get_coalesce,
+	.set_coalesce		= e1000_set_coalesce,
+	.get_flags		= ethtool_op_get_flags,
+	.set_flags		= e1000e_set_flags,
+};
+
+void e1000e_set_ethtool_ops(struct net_device *netdev)
+{
+	SET_ETHTOOL_OPS(netdev, &e1000_ethtool_ops);
+}