Adding upstream version 6.1.76.upstream/6.1.76 upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
author: Daniel Baumann <daniel.baumann@progress-linux.org> 2024-04-07 18:49:45 +0000
committer: Daniel Baumann <daniel.baumann@progress-linux.org> 2024-04-07 18:49:45 +0000
commit: 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree: 848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
parent: Initial commit. (diff)
download: linux-upstream.tar.xz
linux-upstream.zip
1 files changed, 3606 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
new file mode 100644
index 000000000..0051aa676
--- /dev/null
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
@@ -0,0 +1,3606 @@
+// SPDX-License-Identifier: GPL-2.0
+/* Copyright(c) 1999 - 2018 Intel Corporation. */
+
+/* ethtool support for ixgbe */
+
+#include <linux/interrupt.h>
+#include <linux/types.h>
+#include <linux/module.h>
+#include <linux/slab.h>
+#include <linux/pci.h>
+#include <linux/netdevice.h>
+#include <linux/ethtool.h>
+#include <linux/vmalloc.h>
+#include <linux/highmem.h>
+#include <linux/uaccess.h>
+
+#include "ixgbe.h"
+#include "ixgbe_phy.h"
+
+
+enum {NETDEV_STATS, IXGBE_STATS};
+
+struct ixgbe_stats {
+	char stat_string[ETH_GSTRING_LEN];
+	int type;
+	int sizeof_stat;
+	int stat_offset;
+};
+
+#define IXGBE_STAT(m)		IXGBE_STATS, \
+				sizeof(((struct ixgbe_adapter *)0)->m), \
+				offsetof(struct ixgbe_adapter, m)
+#define IXGBE_NETDEV_STAT(m)	NETDEV_STATS, \
+				sizeof(((struct rtnl_link_stats64 *)0)->m), \
+				offsetof(struct rtnl_link_stats64, m)
+
+static const struct ixgbe_stats ixgbe_gstrings_stats[] = {
+	{"rx_packets", IXGBE_NETDEV_STAT(rx_packets)},
+	{"tx_packets", IXGBE_NETDEV_STAT(tx_packets)},
+	{"rx_bytes", IXGBE_NETDEV_STAT(rx_bytes)},
+	{"tx_bytes", IXGBE_NETDEV_STAT(tx_bytes)},
+	{"rx_pkts_nic", IXGBE_STAT(stats.gprc)},
+	{"tx_pkts_nic", IXGBE_STAT(stats.gptc)},
+	{"rx_bytes_nic", IXGBE_STAT(stats.gorc)},
+	{"tx_bytes_nic", IXGBE_STAT(stats.gotc)},
+	{"lsc_int", IXGBE_STAT(lsc_int)},
+	{"tx_busy", IXGBE_STAT(tx_busy)},
+	{"non_eop_descs", IXGBE_STAT(non_eop_descs)},
+	{"rx_errors", IXGBE_NETDEV_STAT(rx_errors)},
+	{"tx_errors", IXGBE_NETDEV_STAT(tx_errors)},
+	{"rx_dropped", IXGBE_NETDEV_STAT(rx_dropped)},
+	{"tx_dropped", IXGBE_NETDEV_STAT(tx_dropped)},
+	{"multicast", IXGBE_NETDEV_STAT(multicast)},
+	{"broadcast", IXGBE_STAT(stats.bprc)},
+	{"rx_no_buffer_count", IXGBE_STAT(stats.rnbc[0]) },
+	{"collisions", IXGBE_NETDEV_STAT(collisions)},
+	{"rx_over_errors", IXGBE_NETDEV_STAT(rx_over_errors)},
+	{"rx_crc_errors", IXGBE_NETDEV_STAT(rx_crc_errors)},
+	{"rx_frame_errors", IXGBE_NETDEV_STAT(rx_frame_errors)},
+	{"hw_rsc_aggregated", IXGBE_STAT(rsc_total_count)},
+	{"hw_rsc_flushed", IXGBE_STAT(rsc_total_flush)},
+	{"fdir_match", IXGBE_STAT(stats.fdirmatch)},
+	{"fdir_miss", IXGBE_STAT(stats.fdirmiss)},
+	{"fdir_overflow", IXGBE_STAT(fdir_overflow)},
+	{"rx_fifo_errors", IXGBE_NETDEV_STAT(rx_fifo_errors)},
+	{"rx_missed_errors", IXGBE_NETDEV_STAT(rx_missed_errors)},
+	{"tx_aborted_errors", IXGBE_NETDEV_STAT(tx_aborted_errors)},
+	{"tx_carrier_errors", IXGBE_NETDEV_STAT(tx_carrier_errors)},
+	{"tx_fifo_errors", IXGBE_NETDEV_STAT(tx_fifo_errors)},
+	{"tx_heartbeat_errors", IXGBE_NETDEV_STAT(tx_heartbeat_errors)},
+	{"tx_timeout_count", IXGBE_STAT(tx_timeout_count)},
+	{"tx_restart_queue", IXGBE_STAT(restart_queue)},
+	{"rx_length_errors", IXGBE_STAT(stats.rlec)},
+	{"rx_long_length_errors", IXGBE_STAT(stats.roc)},
+	{"rx_short_length_errors", IXGBE_STAT(stats.ruc)},
+	{"tx_flow_control_xon", IXGBE_STAT(stats.lxontxc)},
+	{"rx_flow_control_xon", IXGBE_STAT(stats.lxonrxc)},
+	{"tx_flow_control_xoff", IXGBE_STAT(stats.lxofftxc)},
+	{"rx_flow_control_xoff", IXGBE_STAT(stats.lxoffrxc)},
+	{"rx_csum_offload_errors", IXGBE_STAT(hw_csum_rx_error)},
+	{"alloc_rx_page", IXGBE_STAT(alloc_rx_page)},
+	{"alloc_rx_page_failed", IXGBE_STAT(alloc_rx_page_failed)},
+	{"alloc_rx_buff_failed", IXGBE_STAT(alloc_rx_buff_failed)},
+	{"rx_no_dma_resources", IXGBE_STAT(hw_rx_no_dma_resources)},
+	{"os2bmc_rx_by_bmc", IXGBE_STAT(stats.o2bgptc)},
+	{"os2bmc_tx_by_bmc", IXGBE_STAT(stats.b2ospc)},
+	{"os2bmc_tx_by_host", IXGBE_STAT(stats.o2bspc)},
+	{"os2bmc_rx_by_host", IXGBE_STAT(stats.b2ogprc)},
+	{"tx_hwtstamp_timeouts", IXGBE_STAT(tx_hwtstamp_timeouts)},
+	{"tx_hwtstamp_skipped", IXGBE_STAT(tx_hwtstamp_skipped)},
+	{"rx_hwtstamp_cleared", IXGBE_STAT(rx_hwtstamp_cleared)},
+	{"tx_ipsec", IXGBE_STAT(tx_ipsec)},
+	{"rx_ipsec", IXGBE_STAT(rx_ipsec)},
+#ifdef IXGBE_FCOE
+	{"fcoe_bad_fccrc", IXGBE_STAT(stats.fccrc)},
+	{"rx_fcoe_dropped", IXGBE_STAT(stats.fcoerpdc)},
+	{"rx_fcoe_packets", IXGBE_STAT(stats.fcoeprc)},
+	{"rx_fcoe_dwords", IXGBE_STAT(stats.fcoedwrc)},
+	{"fcoe_noddp", IXGBE_STAT(stats.fcoe_noddp)},
+	{"fcoe_noddp_ext_buff", IXGBE_STAT(stats.fcoe_noddp_ext_buff)},
+	{"tx_fcoe_packets", IXGBE_STAT(stats.fcoeptc)},
+	{"tx_fcoe_dwords", IXGBE_STAT(stats.fcoedwtc)},
+#endif /* IXGBE_FCOE */
+};
+
+/* ixgbe allocates num_tx_queues and num_rx_queues symmetrically so
+ * we set the num_rx_queues to evaluate to num_tx_queues. This is
+ * used because we do not have a good way to get the max number of
+ * rx queues with CONFIG_RPS disabled.
+ */
+#define IXGBE_NUM_RX_QUEUES netdev->num_tx_queues
+
+#define IXGBE_QUEUE_STATS_LEN ( \
+	(netdev->num_tx_queues + IXGBE_NUM_RX_QUEUES) * \
+	(sizeof(struct ixgbe_queue_stats) / sizeof(u64)))
+#define IXGBE_GLOBAL_STATS_LEN ARRAY_SIZE(ixgbe_gstrings_stats)
+#define IXGBE_PB_STATS_LEN ( \
+			(sizeof(((struct ixgbe_adapter *)0)->stats.pxonrxc) + \
+			 sizeof(((struct ixgbe_adapter *)0)->stats.pxontxc) + \
+			 sizeof(((struct ixgbe_adapter *)0)->stats.pxoffrxc) + \
+			 sizeof(((struct ixgbe_adapter *)0)->stats.pxofftxc)) \
+			/ sizeof(u64))
+#define IXGBE_STATS_LEN (IXGBE_GLOBAL_STATS_LEN + \
+			 IXGBE_PB_STATS_LEN + \
+			 IXGBE_QUEUE_STATS_LEN)
+
+static const char ixgbe_gstrings_test[][ETH_GSTRING_LEN] = {
+	"Register test  (offline)", "Eeprom test    (offline)",
+	"Interrupt test (offline)", "Loopback test  (offline)",
+	"Link test   (on/offline)"
+};
+#define IXGBE_TEST_LEN sizeof(ixgbe_gstrings_test) / ETH_GSTRING_LEN
+
+static const char ixgbe_priv_flags_strings[][ETH_GSTRING_LEN] = {
+#define IXGBE_PRIV_FLAGS_LEGACY_RX	BIT(0)
+	"legacy-rx",
+#define IXGBE_PRIV_FLAGS_VF_IPSEC_EN	BIT(1)
+	"vf-ipsec",
+#define IXGBE_PRIV_FLAGS_AUTO_DISABLE_VF	BIT(2)
+	"mdd-disable-vf",
+};
+
+#define IXGBE_PRIV_FLAGS_STR_LEN ARRAY_SIZE(ixgbe_priv_flags_strings)
+
+#define ixgbe_isbackplane(type) ((type) == ixgbe_media_type_backplane)
+
+static void ixgbe_set_supported_10gtypes(struct ixgbe_hw *hw,
+					 struct ethtool_link_ksettings *cmd)
+{
+	if (!ixgbe_isbackplane(hw->phy.media_type)) {
+		ethtool_link_ksettings_add_link_mode(cmd, supported,
+						     10000baseT_Full);
+		return;
+	}
+
+	switch (hw->device_id) {
+	case IXGBE_DEV_ID_82598:
+	case IXGBE_DEV_ID_82599_KX4:
+	case IXGBE_DEV_ID_82599_KX4_MEZZ:
+	case IXGBE_DEV_ID_X550EM_X_KX4:
+		ethtool_link_ksettings_add_link_mode
+			(cmd, supported, 10000baseKX4_Full);
+		break;
+	case IXGBE_DEV_ID_82598_BX:
+	case IXGBE_DEV_ID_82599_KR:
+	case IXGBE_DEV_ID_X550EM_X_KR:
+	case IXGBE_DEV_ID_X550EM_X_XFI:
+		ethtool_link_ksettings_add_link_mode
+			(cmd, supported, 10000baseKR_Full);
+		break;
+	default:
+		ethtool_link_ksettings_add_link_mode
+			(cmd, supported, 10000baseKX4_Full);
+		ethtool_link_ksettings_add_link_mode
+			(cmd, supported, 10000baseKR_Full);
+		break;
+	}
+}
+
+static void ixgbe_set_advertising_10gtypes(struct ixgbe_hw *hw,
+					   struct ethtool_link_ksettings *cmd)
+{
+	if (!ixgbe_isbackplane(hw->phy.media_type)) {
+		ethtool_link_ksettings_add_link_mode(cmd, advertising,
+						     10000baseT_Full);
+		return;
+	}
+
+	switch (hw->device_id) {
+	case IXGBE_DEV_ID_82598:
+	case IXGBE_DEV_ID_82599_KX4:
+	case IXGBE_DEV_ID_82599_KX4_MEZZ:
+	case IXGBE_DEV_ID_X550EM_X_KX4:
+		ethtool_link_ksettings_add_link_mode
+			(cmd, advertising, 10000baseKX4_Full);
+		break;
+	case IXGBE_DEV_ID_82598_BX:
+	case IXGBE_DEV_ID_82599_KR:
+	case IXGBE_DEV_ID_X550EM_X_KR:
+	case IXGBE_DEV_ID_X550EM_X_XFI:
+		ethtool_link_ksettings_add_link_mode
+			(cmd, advertising, 10000baseKR_Full);
+		break;
+	default:
+		ethtool_link_ksettings_add_link_mode
+			(cmd, advertising, 10000baseKX4_Full);
+		ethtool_link_ksettings_add_link_mode
+			(cmd, advertising, 10000baseKR_Full);
+		break;
+	}
+}
+
+static int ixgbe_get_link_ksettings(struct net_device *netdev,
+				    struct ethtool_link_ksettings *cmd)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(netdev);
+	struct ixgbe_hw *hw = &adapter->hw;
+	ixgbe_link_speed supported_link;
+	bool autoneg = false;
+
+	ethtool_link_ksettings_zero_link_mode(cmd, supported);
+	ethtool_link_ksettings_zero_link_mode(cmd, advertising);
+
+	hw->mac.ops.get_link_capabilities(hw, &supported_link, &autoneg);
+
+	/* set the supported link speeds */
+	if (supported_link & IXGBE_LINK_SPEED_10GB_FULL) {
+		ixgbe_set_supported_10gtypes(hw, cmd);
+		ixgbe_set_advertising_10gtypes(hw, cmd);
+	}
+	if (supported_link & IXGBE_LINK_SPEED_5GB_FULL)
+		ethtool_link_ksettings_add_link_mode(cmd, supported,
+						     5000baseT_Full);
+
+	if (supported_link & IXGBE_LINK_SPEED_2_5GB_FULL)
+		ethtool_link_ksettings_add_link_mode(cmd, supported,
+						     2500baseT_Full);
+
+	if (supported_link & IXGBE_LINK_SPEED_1GB_FULL) {
+		if (ixgbe_isbackplane(hw->phy.media_type)) {
+			ethtool_link_ksettings_add_link_mode(cmd, supported,
+							     1000baseKX_Full);
+			ethtool_link_ksettings_add_link_mode(cmd, advertising,
+							     1000baseKX_Full);
+		} else {
+			ethtool_link_ksettings_add_link_mode(cmd, supported,
+							     1000baseT_Full);
+			ethtool_link_ksettings_add_link_mode(cmd, advertising,
+							     1000baseT_Full);
+		}
+	}
+	if (supported_link & IXGBE_LINK_SPEED_100_FULL) {
+		ethtool_link_ksettings_add_link_mode(cmd, supported,
+						     100baseT_Full);
+		ethtool_link_ksettings_add_link_mode(cmd, advertising,
+						     100baseT_Full);
+	}
+	if (supported_link & IXGBE_LINK_SPEED_10_FULL) {
+		ethtool_link_ksettings_add_link_mode(cmd, supported,
+						     10baseT_Full);
+		ethtool_link_ksettings_add_link_mode(cmd, advertising,
+						     10baseT_Full);
+	}
+
+	/* set the advertised speeds */
+	if (hw->phy.autoneg_advertised) {
+		ethtool_link_ksettings_zero_link_mode(cmd, advertising);
+		if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_10_FULL)
+			ethtool_link_ksettings_add_link_mode(cmd, advertising,
+							     10baseT_Full);
+		if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_100_FULL)
+			ethtool_link_ksettings_add_link_mode(cmd, advertising,
+							     100baseT_Full);
+		if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_10GB_FULL)
+			ixgbe_set_advertising_10gtypes(hw, cmd);
+		if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_1GB_FULL) {
+			if (ethtool_link_ksettings_test_link_mode
+				(cmd, supported, 1000baseKX_Full))
+				ethtool_link_ksettings_add_link_mode
+					(cmd, advertising, 1000baseKX_Full);
+			else
+				ethtool_link_ksettings_add_link_mode
+					(cmd, advertising, 1000baseT_Full);
+		}
+		if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_5GB_FULL)
+			ethtool_link_ksettings_add_link_mode(cmd, advertising,
+							     5000baseT_Full);
+		if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_2_5GB_FULL)
+			ethtool_link_ksettings_add_link_mode(cmd, advertising,
+							     2500baseT_Full);
+	} else {
+		if (hw->phy.multispeed_fiber && !autoneg) {
+			if (supported_link & IXGBE_LINK_SPEED_10GB_FULL)
+				ethtool_link_ksettings_add_link_mode
+					(cmd, advertising, 10000baseT_Full);
+		}
+	}
+
+	if (autoneg) {
+		ethtool_link_ksettings_add_link_mode(cmd, supported, Autoneg);
+		ethtool_link_ksettings_add_link_mode(cmd, advertising, Autoneg);
+		cmd->base.autoneg = AUTONEG_ENABLE;
+	} else
+		cmd->base.autoneg = AUTONEG_DISABLE;
+
+	/* Determine the remaining settings based on the PHY type. */
+	switch (adapter->hw.phy.type) {
+	case ixgbe_phy_tn:
+	case ixgbe_phy_aq:
+	case ixgbe_phy_x550em_ext_t:
+	case ixgbe_phy_fw:
+	case ixgbe_phy_cu_unknown:
+		ethtool_link_ksettings_add_link_mode(cmd, supported, TP);
+		ethtool_link_ksettings_add_link_mode(cmd, advertising, TP);
+		cmd->base.port = PORT_TP;
+		break;
+	case ixgbe_phy_qt:
+		ethtool_link_ksettings_add_link_mode(cmd, supported, FIBRE);
+		ethtool_link_ksettings_add_link_mode(cmd, advertising, FIBRE);
+		cmd->base.port = PORT_FIBRE;
+		break;
+	case ixgbe_phy_nl:
+	case ixgbe_phy_sfp_passive_tyco:
+	case ixgbe_phy_sfp_passive_unknown:
+	case ixgbe_phy_sfp_ftl:
+	case ixgbe_phy_sfp_avago:
+	case ixgbe_phy_sfp_intel:
+	case ixgbe_phy_sfp_unknown:
+	case ixgbe_phy_qsfp_passive_unknown:
+	case ixgbe_phy_qsfp_active_unknown:
+	case ixgbe_phy_qsfp_intel:
+	case ixgbe_phy_qsfp_unknown:
+		/* SFP+ devices, further checking needed */
+		switch (adapter->hw.phy.sfp_type) {
+		case ixgbe_sfp_type_da_cu:
+		case ixgbe_sfp_type_da_cu_core0:
+		case ixgbe_sfp_type_da_cu_core1:
+			ethtool_link_ksettings_add_link_mode(cmd, supported,
+							     FIBRE);
+			ethtool_link_ksettings_add_link_mode(cmd, advertising,
+							     FIBRE);
+			cmd->base.port = PORT_DA;
+			break;
+		case ixgbe_sfp_type_sr:
+		case ixgbe_sfp_type_lr:
+		case ixgbe_sfp_type_srlr_core0:
+		case ixgbe_sfp_type_srlr_core1:
+		case ixgbe_sfp_type_1g_sx_core0:
+		case ixgbe_sfp_type_1g_sx_core1:
+		case ixgbe_sfp_type_1g_lx_core0:
+		case ixgbe_sfp_type_1g_lx_core1:
+			ethtool_link_ksettings_add_link_mode(cmd, supported,
+							     FIBRE);
+			ethtool_link_ksettings_add_link_mode(cmd, advertising,
+							     FIBRE);
+			cmd->base.port = PORT_FIBRE;
+			break;
+		case ixgbe_sfp_type_not_present:
+			ethtool_link_ksettings_add_link_mode(cmd, supported,
+							     FIBRE);
+			ethtool_link_ksettings_add_link_mode(cmd, advertising,
+							     FIBRE);
+			cmd->base.port = PORT_NONE;
+			break;
+		case ixgbe_sfp_type_1g_cu_core0:
+		case ixgbe_sfp_type_1g_cu_core1:
+			ethtool_link_ksettings_add_link_mode(cmd, supported,
+							     TP);
+			ethtool_link_ksettings_add_link_mode(cmd, advertising,
+							     TP);
+			cmd->base.port = PORT_TP;
+			break;
+		case ixgbe_sfp_type_unknown:
+		default:
+			ethtool_link_ksettings_add_link_mode(cmd, supported,
+							     FIBRE);
+			ethtool_link_ksettings_add_link_mode(cmd, advertising,
+							     FIBRE);
+			cmd->base.port = PORT_OTHER;
+			break;
+		}
+		break;
+	case ixgbe_phy_xaui:
+		ethtool_link_ksettings_add_link_mode(cmd, supported,
+						     FIBRE);
+		ethtool_link_ksettings_add_link_mode(cmd, advertising,
+						     FIBRE);
+		cmd->base.port = PORT_NONE;
+		break;
+	case ixgbe_phy_unknown:
+	case ixgbe_phy_generic:
+	case ixgbe_phy_sfp_unsupported:
+	default:
+		ethtool_link_ksettings_add_link_mode(cmd, supported,
+						     FIBRE);
+		ethtool_link_ksettings_add_link_mode(cmd, advertising,
+						     FIBRE);
+		cmd->base.port = PORT_OTHER;
+		break;
+	}
+
+	/* Indicate pause support */
+	ethtool_link_ksettings_add_link_mode(cmd, supported, Pause);
+
+	switch (hw->fc.requested_mode) {
+	case ixgbe_fc_full:
+		ethtool_link_ksettings_add_link_mode(cmd, advertising, Pause);
+		break;
+	case ixgbe_fc_rx_pause:
+		ethtool_link_ksettings_add_link_mode(cmd, advertising, Pause);
+		ethtool_link_ksettings_add_link_mode(cmd, advertising,
+						     Asym_Pause);
+		break;
+	case ixgbe_fc_tx_pause:
+		ethtool_link_ksettings_add_link_mode(cmd, advertising,
+						     Asym_Pause);
+		break;
+	default:
+		ethtool_link_ksettings_del_link_mode(cmd, advertising, Pause);
+		ethtool_link_ksettings_del_link_mode(cmd, advertising,
+						     Asym_Pause);
+	}
+
+	if (netif_carrier_ok(netdev)) {
+		switch (adapter->link_speed) {
+		case IXGBE_LINK_SPEED_10GB_FULL:
+			cmd->base.speed = SPEED_10000;
+			break;
+		case IXGBE_LINK_SPEED_5GB_FULL:
+			cmd->base.speed = SPEED_5000;
+			break;
+		case IXGBE_LINK_SPEED_2_5GB_FULL:
+			cmd->base.speed = SPEED_2500;
+			break;
+		case IXGBE_LINK_SPEED_1GB_FULL:
+			cmd->base.speed = SPEED_1000;
+			break;
+		case IXGBE_LINK_SPEED_100_FULL:
+			cmd->base.speed = SPEED_100;
+			break;
+		case IXGBE_LINK_SPEED_10_FULL:
+			cmd->base.speed = SPEED_10;
+			break;
+		default:
+			break;
+		}
+		cmd->base.duplex = DUPLEX_FULL;
+	} else {
+		cmd->base.speed = SPEED_UNKNOWN;
+		cmd->base.duplex = DUPLEX_UNKNOWN;
+	}
+
+	return 0;
+}
+
+static int ixgbe_set_link_ksettings(struct net_device *netdev,
+				    const struct ethtool_link_ksettings *cmd)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(netdev);
+	struct ixgbe_hw *hw = &adapter->hw;
+	u32 advertised, old;
+	s32 err = 0;
+
+	if ((hw->phy.media_type == ixgbe_media_type_copper) ||
+	    (hw->phy.multispeed_fiber)) {
+		/*
+		 * this function does not support duplex forcing, but can
+		 * limit the advertising of the adapter to the specified speed
+		 */
+		if (!linkmode_subset(cmd->link_modes.advertising,
+				     cmd->link_modes.supported))
+			return -EINVAL;
+
+		/* only allow one speed at a time if no autoneg */
+		if (!cmd->base.autoneg && hw->phy.multispeed_fiber) {
+			if (ethtool_link_ksettings_test_link_mode(cmd, advertising,
+								  10000baseT_Full) &&
+			    ethtool_link_ksettings_test_link_mode(cmd, advertising,
+								  1000baseT_Full))
+				return -EINVAL;
+		}
+
+		old = hw->phy.autoneg_advertised;
+		advertised = 0;
+		if (ethtool_link_ksettings_test_link_mode(cmd, advertising,
+							  10000baseT_Full))
+			advertised |= IXGBE_LINK_SPEED_10GB_FULL;
+		if (ethtool_link_ksettings_test_link_mode(cmd, advertising,
+							  5000baseT_Full))
+			advertised |= IXGBE_LINK_SPEED_5GB_FULL;
+		if (ethtool_link_ksettings_test_link_mode(cmd, advertising,
+							  2500baseT_Full))
+			advertised |= IXGBE_LINK_SPEED_2_5GB_FULL;
+		if (ethtool_link_ksettings_test_link_mode(cmd, advertising,
+							  1000baseT_Full))
+			advertised |= IXGBE_LINK_SPEED_1GB_FULL;
+
+		if (ethtool_link_ksettings_test_link_mode(cmd, advertising,
+							  100baseT_Full))
+			advertised |= IXGBE_LINK_SPEED_100_FULL;
+
+		if (ethtool_link_ksettings_test_link_mode(cmd, advertising,
+							  10baseT_Full))
+			advertised |= IXGBE_LINK_SPEED_10_FULL;
+
+		if (old == advertised)
+			return err;
+		/* this sets the link speed and restarts auto-neg */
+		while (test_and_set_bit(__IXGBE_IN_SFP_INIT, &adapter->state))
+			usleep_range(1000, 2000);
+
+		hw->mac.autotry_restart = true;
+		err = hw->mac.ops.setup_link(hw, advertised, true);
+		if (err) {
+			e_info(probe, "setup link failed with code %d\n", err);
+			hw->mac.ops.setup_link(hw, old, true);
+		}
+		clear_bit(__IXGBE_IN_SFP_INIT, &adapter->state);
+	} else {
+		/* in this case we currently only support 10Gb/FULL */
+		u32 speed = cmd->base.speed;
+
+		if ((cmd->base.autoneg == AUTONEG_ENABLE) ||
+		    (!ethtool_link_ksettings_test_link_mode(cmd, advertising,
+							    10000baseT_Full)) ||
+		    (speed + cmd->base.duplex != SPEED_10000 + DUPLEX_FULL))
+			return -EINVAL;
+	}
+
+	return err;
+}
+
+static void ixgbe_get_pause_stats(struct net_device *netdev,
+				  struct ethtool_pause_stats *stats)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(netdev);
+	struct ixgbe_hw_stats *hwstats = &adapter->stats;
+
+	stats->tx_pause_frames = hwstats->lxontxc + hwstats->lxofftxc;
+	stats->rx_pause_frames = hwstats->lxonrxc + hwstats->lxoffrxc;
+}
+
+static void ixgbe_get_pauseparam(struct net_device *netdev,
+				 struct ethtool_pauseparam *pause)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(netdev);
+	struct ixgbe_hw *hw = &adapter->hw;
+
+	if (ixgbe_device_supports_autoneg_fc(hw) &&
+	    !hw->fc.disable_fc_autoneg)
+		pause->autoneg = 1;
+	else
+		pause->autoneg = 0;
+
+	if (hw->fc.current_mode == ixgbe_fc_rx_pause) {
+		pause->rx_pause = 1;
+	} else if (hw->fc.current_mode == ixgbe_fc_tx_pause) {
+		pause->tx_pause = 1;
+	} else if (hw->fc.current_mode == ixgbe_fc_full) {
+		pause->rx_pause = 1;
+		pause->tx_pause = 1;
+	}
+}
+
+static int ixgbe_set_pauseparam(struct net_device *netdev,
+				struct ethtool_pauseparam *pause)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(netdev);
+	struct ixgbe_hw *hw = &adapter->hw;
+	struct ixgbe_fc_info fc = hw->fc;
+
+	/* 82598 does no support link flow control with DCB enabled */
+	if ((hw->mac.type == ixgbe_mac_82598EB) &&
+	    (adapter->flags & IXGBE_FLAG_DCB_ENABLED))
+		return -EINVAL;
+
+	/* some devices do not support autoneg of link flow control */
+	if ((pause->autoneg == AUTONEG_ENABLE) &&
+	    !ixgbe_device_supports_autoneg_fc(hw))
+		return -EINVAL;
+
+	fc.disable_fc_autoneg = (pause->autoneg != AUTONEG_ENABLE);
+
+	if ((pause->rx_pause && pause->tx_pause) || pause->autoneg)
+		fc.requested_mode = ixgbe_fc_full;
+	else if (pause->rx_pause && !pause->tx_pause)
+		fc.requested_mode = ixgbe_fc_rx_pause;
+	else if (!pause->rx_pause && pause->tx_pause)
+		fc.requested_mode = ixgbe_fc_tx_pause;
+	else
+		fc.requested_mode = ixgbe_fc_none;
+
+	/* if the thing changed then we'll update and use new autoneg */
+	if (memcmp(&fc, &hw->fc, sizeof(struct ixgbe_fc_info))) {
+		hw->fc = fc;
+		if (netif_running(netdev))
+			ixgbe_reinit_locked(adapter);
+		else
+			ixgbe_reset(adapter);
+	}
+
+	return 0;
+}
+
+static u32 ixgbe_get_msglevel(struct net_device *netdev)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(netdev);
+	return adapter->msg_enable;
+}
+
+static void ixgbe_set_msglevel(struct net_device *netdev, u32 data)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(netdev);
+	adapter->msg_enable = data;
+}
+
+static int ixgbe_get_regs_len(struct net_device *netdev)
+{
+#define IXGBE_REGS_LEN  1145
+	return IXGBE_REGS_LEN * sizeof(u32);
+}
+
+#define IXGBE_GET_STAT(_A_, _R_) _A_->stats._R_
+
+static void ixgbe_get_regs(struct net_device *netdev,
+			   struct ethtool_regs *regs, void *p)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(netdev);
+	struct ixgbe_hw *hw = &adapter->hw;
+	u32 *regs_buff = p;
+	u8 i;
+
+	memset(p, 0, IXGBE_REGS_LEN * sizeof(u32));
+
+	regs->version = hw->mac.type << 24 | hw->revision_id << 16 |
+			hw->device_id;
+
+	/* General Registers */
+	regs_buff[0] = IXGBE_READ_REG(hw, IXGBE_CTRL);
+	regs_buff[1] = IXGBE_READ_REG(hw, IXGBE_STATUS);
+	regs_buff[2] = IXGBE_READ_REG(hw, IXGBE_CTRL_EXT);
+	regs_buff[3] = IXGBE_READ_REG(hw, IXGBE_ESDP);
+	regs_buff[4] = IXGBE_READ_REG(hw, IXGBE_EODSDP);
+	regs_buff[5] = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
+	regs_buff[6] = IXGBE_READ_REG(hw, IXGBE_FRTIMER);
+	regs_buff[7] = IXGBE_READ_REG(hw, IXGBE_TCPTIMER);
+
+	/* NVM Register */
+	regs_buff[8] = IXGBE_READ_REG(hw, IXGBE_EEC(hw));
+	regs_buff[9] = IXGBE_READ_REG(hw, IXGBE_EERD);
+	regs_buff[10] = IXGBE_READ_REG(hw, IXGBE_FLA(hw));
+	regs_buff[11] = IXGBE_READ_REG(hw, IXGBE_EEMNGCTL);
+	regs_buff[12] = IXGBE_READ_REG(hw, IXGBE_EEMNGDATA);
+	regs_buff[13] = IXGBE_READ_REG(hw, IXGBE_FLMNGCTL);
+	regs_buff[14] = IXGBE_READ_REG(hw, IXGBE_FLMNGDATA);
+	regs_buff[15] = IXGBE_READ_REG(hw, IXGBE_FLMNGCNT);
+	regs_buff[16] = IXGBE_READ_REG(hw, IXGBE_FLOP);
+	regs_buff[17] = IXGBE_READ_REG(hw, IXGBE_GRC(hw));
+
+	/* Interrupt */
+	/* don't read EICR because it can clear interrupt causes, instead
+	 * read EICS which is a shadow but doesn't clear EICR */
+	regs_buff[18] = IXGBE_READ_REG(hw, IXGBE_EICS);
+	regs_buff[19] = IXGBE_READ_REG(hw, IXGBE_EICS);
+	regs_buff[20] = IXGBE_READ_REG(hw, IXGBE_EIMS);
+	regs_buff[21] = IXGBE_READ_REG(hw, IXGBE_EIMC);
+	regs_buff[22] = IXGBE_READ_REG(hw, IXGBE_EIAC);
+	regs_buff[23] = IXGBE_READ_REG(hw, IXGBE_EIAM);
+	regs_buff[24] = IXGBE_READ_REG(hw, IXGBE_EITR(0));
+	regs_buff[25] = IXGBE_READ_REG(hw, IXGBE_IVAR(0));
+	regs_buff[26] = IXGBE_READ_REG(hw, IXGBE_MSIXT);
+	regs_buff[27] = IXGBE_READ_REG(hw, IXGBE_MSIXPBA);
+	regs_buff[28] = IXGBE_READ_REG(hw, IXGBE_PBACL(0));
+	regs_buff[29] = IXGBE_READ_REG(hw, IXGBE_GPIE);
+
+	/* Flow Control */
+	regs_buff[30] = IXGBE_READ_REG(hw, IXGBE_PFCTOP);
+	for (i = 0; i < 4; i++)
+		regs_buff[31 + i] = IXGBE_READ_REG(hw, IXGBE_FCTTV(i));
+	for (i = 0; i < 8; i++) {
+		switch (hw->mac.type) {
+		case ixgbe_mac_82598EB:
+			regs_buff[35 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTL(i));
+			regs_buff[43 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTH(i));
+			break;
+		case ixgbe_mac_82599EB:
+		case ixgbe_mac_X540:
+		case ixgbe_mac_X550:
+		case ixgbe_mac_X550EM_x:
+		case ixgbe_mac_x550em_a:
+			regs_buff[35 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTL_82599(i));
+			regs_buff[43 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTH_82599(i));
+			break;
+		default:
+			break;
+		}
+	}
+	regs_buff[51] = IXGBE_READ_REG(hw, IXGBE_FCRTV);
+	regs_buff[52] = IXGBE_READ_REG(hw, IXGBE_TFCS);
+
+	/* Receive DMA */
+	for (i = 0; i < 64; i++)
+		regs_buff[53 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAL(i));
+	for (i = 0; i < 64; i++)
+		regs_buff[117 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAH(i));
+	for (i = 0; i < 64; i++)
+		regs_buff[181 + i] = IXGBE_READ_REG(hw, IXGBE_RDLEN(i));
+	for (i = 0; i < 64; i++)
+		regs_buff[245 + i] = IXGBE_READ_REG(hw, IXGBE_RDH(i));
+	for (i = 0; i < 64; i++)
+		regs_buff[309 + i] = IXGBE_READ_REG(hw, IXGBE_RDT(i));
+	for (i = 0; i < 64; i++)
+		regs_buff[373 + i] = IXGBE_READ_REG(hw, IXGBE_RXDCTL(i));
+	for (i = 0; i < 16; i++)
+		regs_buff[437 + i] = IXGBE_READ_REG(hw, IXGBE_SRRCTL(i));
+	for (i = 0; i < 16; i++)
+		regs_buff[453 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_RXCTRL(i));
+	regs_buff[469] = IXGBE_READ_REG(hw, IXGBE_RDRXCTL);
+	for (i = 0; i < 8; i++)
+		regs_buff[470 + i] = IXGBE_READ_REG(hw, IXGBE_RXPBSIZE(i));
+	regs_buff[478] = IXGBE_READ_REG(hw, IXGBE_RXCTRL);
+	regs_buff[479] = IXGBE_READ_REG(hw, IXGBE_DROPEN);
+
+	/* Receive */
+	regs_buff[480] = IXGBE_READ_REG(hw, IXGBE_RXCSUM);
+	regs_buff[481] = IXGBE_READ_REG(hw, IXGBE_RFCTL);
+	for (i = 0; i < 16; i++)
+		regs_buff[482 + i] = IXGBE_READ_REG(hw, IXGBE_RAL(i));
+	for (i = 0; i < 16; i++)
+		regs_buff[498 + i] = IXGBE_READ_REG(hw, IXGBE_RAH(i));
+	regs_buff[514] = IXGBE_READ_REG(hw, IXGBE_PSRTYPE(0));
+	regs_buff[515] = IXGBE_READ_REG(hw, IXGBE_FCTRL);
+	regs_buff[516] = IXGBE_READ_REG(hw, IXGBE_VLNCTRL);
+	regs_buff[517] = IXGBE_READ_REG(hw, IXGBE_MCSTCTRL);
+	regs_buff[518] = IXGBE_READ_REG(hw, IXGBE_MRQC);
+	regs_buff[519] = IXGBE_READ_REG(hw, IXGBE_VMD_CTL);
+	for (i = 0; i < 8; i++)
+		regs_buff[520 + i] = IXGBE_READ_REG(hw, IXGBE_IMIR(i));
+	for (i = 0; i < 8; i++)
+		regs_buff[528 + i] = IXGBE_READ_REG(hw, IXGBE_IMIREXT(i));
+	regs_buff[536] = IXGBE_READ_REG(hw, IXGBE_IMIRVP);
+
+	/* Transmit */
+	for (i = 0; i < 32; i++)
+		regs_buff[537 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAL(i));
+	for (i = 0; i < 32; i++)
+		regs_buff[569 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAH(i));
+	for (i = 0; i < 32; i++)
+		regs_buff[601 + i] = IXGBE_READ_REG(hw, IXGBE_TDLEN(i));
+	for (i = 0; i < 32; i++)
+		regs_buff[633 + i] = IXGBE_READ_REG(hw, IXGBE_TDH(i));
+	for (i = 0; i < 32; i++)
+		regs_buff[665 + i] = IXGBE_READ_REG(hw, IXGBE_TDT(i));
+	for (i = 0; i < 32; i++)
+		regs_buff[697 + i] = IXGBE_READ_REG(hw, IXGBE_TXDCTL(i));
+	for (i = 0; i < 32; i++)
+		regs_buff[729 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAL(i));
+	for (i = 0; i < 32; i++)
+		regs_buff[761 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAH(i));
+	regs_buff[793] = IXGBE_READ_REG(hw, IXGBE_DTXCTL);
+	for (i = 0; i < 16; i++)
+		regs_buff[794 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL(i));
+	regs_buff[810] = IXGBE_READ_REG(hw, IXGBE_TIPG);
+	for (i = 0; i < 8; i++)
+		regs_buff[811 + i] = IXGBE_READ_REG(hw, IXGBE_TXPBSIZE(i));
+	regs_buff[819] = IXGBE_READ_REG(hw, IXGBE_MNGTXMAP);
+
+	/* Wake Up */
+	regs_buff[820] = IXGBE_READ_REG(hw, IXGBE_WUC);
+	regs_buff[821] = IXGBE_READ_REG(hw, IXGBE_WUFC);
+	regs_buff[822] = IXGBE_READ_REG(hw, IXGBE_WUS);
+	regs_buff[823] = IXGBE_READ_REG(hw, IXGBE_IPAV);
+	regs_buff[824] = IXGBE_READ_REG(hw, IXGBE_IP4AT);
+	regs_buff[825] = IXGBE_READ_REG(hw, IXGBE_IP6AT);
+	regs_buff[826] = IXGBE_READ_REG(hw, IXGBE_WUPL);
+	regs_buff[827] = IXGBE_READ_REG(hw, IXGBE_WUPM);
+	regs_buff[828] = IXGBE_READ_REG(hw, IXGBE_FHFT(0));
+
+	/* DCB */
+	regs_buff[829] = IXGBE_READ_REG(hw, IXGBE_RMCS);   /* same as FCCFG  */
+	regs_buff[831] = IXGBE_READ_REG(hw, IXGBE_PDPMCS); /* same as RTTPCS */
+
+	switch (hw->mac.type) {
+	case ixgbe_mac_82598EB:
+		regs_buff[830] = IXGBE_READ_REG(hw, IXGBE_DPMCS);
+		regs_buff[832] = IXGBE_READ_REG(hw, IXGBE_RUPPBMR);
+		for (i = 0; i < 8; i++)
+			regs_buff[833 + i] =
+				IXGBE_READ_REG(hw, IXGBE_RT2CR(i));
+		for (i = 0; i < 8; i++)
+			regs_buff[841 + i] =
+				IXGBE_READ_REG(hw, IXGBE_RT2SR(i));
+		for (i = 0; i < 8; i++)
+			regs_buff[849 + i] =
+				IXGBE_READ_REG(hw, IXGBE_TDTQ2TCCR(i));
+		for (i = 0; i < 8; i++)
+			regs_buff[857 + i] =
+				IXGBE_READ_REG(hw, IXGBE_TDTQ2TCSR(i));
+		break;
+	case ixgbe_mac_82599EB:
+	case ixgbe_mac_X540:
+	case ixgbe_mac_X550:
+	case ixgbe_mac_X550EM_x:
+	case ixgbe_mac_x550em_a:
+		regs_buff[830] = IXGBE_READ_REG(hw, IXGBE_RTTDCS);
+		regs_buff[832] = IXGBE_READ_REG(hw, IXGBE_RTRPCS);
+		for (i = 0; i < 8; i++)
+			regs_buff[833 + i] =
+				IXGBE_READ_REG(hw, IXGBE_RTRPT4C(i));
+		for (i = 0; i < 8; i++)
+			regs_buff[841 + i] =
+				IXGBE_READ_REG(hw, IXGBE_RTRPT4S(i));
+		for (i = 0; i < 8; i++)
+			regs_buff[849 + i] =
+				IXGBE_READ_REG(hw, IXGBE_RTTDT2C(i));
+		for (i = 0; i < 8; i++)
+			regs_buff[857 + i] =
+				IXGBE_READ_REG(hw, IXGBE_RTTDT2S(i));
+		break;
+	default:
+		break;
+	}
+
+	for (i = 0; i < 8; i++)
+		regs_buff[865 + i] =
+		IXGBE_READ_REG(hw, IXGBE_TDPT2TCCR(i)); /* same as RTTPT2C */
+	for (i = 0; i < 8; i++)
+		regs_buff[873 + i] =
+		IXGBE_READ_REG(hw, IXGBE_TDPT2TCSR(i)); /* same as RTTPT2S */
+
+	/* Statistics */
+	regs_buff[881] = IXGBE_GET_STAT(adapter, crcerrs);
+	regs_buff[882] = IXGBE_GET_STAT(adapter, illerrc);
+	regs_buff[883] = IXGBE_GET_STAT(adapter, errbc);
+	regs_buff[884] = IXGBE_GET_STAT(adapter, mspdc);
+	for (i = 0; i < 8; i++)
+		regs_buff[885 + i] = IXGBE_GET_STAT(adapter, mpc[i]);
+	regs_buff[893] = IXGBE_GET_STAT(adapter, mlfc);
+	regs_buff[894] = IXGBE_GET_STAT(adapter, mrfc);
+	regs_buff[895] = IXGBE_GET_STAT(adapter, rlec);
+	regs_buff[896] = IXGBE_GET_STAT(adapter, lxontxc);
+	regs_buff[897] = IXGBE_GET_STAT(adapter, lxonrxc);
+	regs_buff[898] = IXGBE_GET_STAT(adapter, lxofftxc);
+	regs_buff[899] = IXGBE_GET_STAT(adapter, lxoffrxc);
+	for (i = 0; i < 8; i++)
+		regs_buff[900 + i] = IXGBE_GET_STAT(adapter, pxontxc[i]);
+	for (i = 0; i < 8; i++)
+		regs_buff[908 + i] = IXGBE_GET_STAT(adapter, pxonrxc[i]);
+	for (i = 0; i < 8; i++)
+		regs_buff[916 + i] = IXGBE_GET_STAT(adapter, pxofftxc[i]);
+	for (i = 0; i < 8; i++)
+		regs_buff[924 + i] = IXGBE_GET_STAT(adapter, pxoffrxc[i]);
+	regs_buff[932] = IXGBE_GET_STAT(adapter, prc64);
+	regs_buff[933] = IXGBE_GET_STAT(adapter, prc127);
+	regs_buff[934] = IXGBE_GET_STAT(adapter, prc255);
+	regs_buff[935] = IXGBE_GET_STAT(adapter, prc511);
+	regs_buff[936] = IXGBE_GET_STAT(adapter, prc1023);
+	regs_buff[937] = IXGBE_GET_STAT(adapter, prc1522);
+	regs_buff[938] = IXGBE_GET_STAT(adapter, gprc);
+	regs_buff[939] = IXGBE_GET_STAT(adapter, bprc);
+	regs_buff[940] = IXGBE_GET_STAT(adapter, mprc);
+	regs_buff[941] = IXGBE_GET_STAT(adapter, gptc);
+	regs_buff[942] = (u32)IXGBE_GET_STAT(adapter, gorc);
+	regs_buff[943] = (u32)(IXGBE_GET_STAT(adapter, gorc) >> 32);
+	regs_buff[944] = (u32)IXGBE_GET_STAT(adapter, gotc);
+	regs_buff[945] = (u32)(IXGBE_GET_STAT(adapter, gotc) >> 32);
+	for (i = 0; i < 8; i++)
+		regs_buff[946 + i] = IXGBE_GET_STAT(adapter, rnbc[i]);
+	regs_buff[954] = IXGBE_GET_STAT(adapter, ruc);
+	regs_buff[955] = IXGBE_GET_STAT(adapter, rfc);
+	regs_buff[956] = IXGBE_GET_STAT(adapter, roc);
+	regs_buff[957] = IXGBE_GET_STAT(adapter, rjc);
+	regs_buff[958] = IXGBE_GET_STAT(adapter, mngprc);
+	regs_buff[959] = IXGBE_GET_STAT(adapter, mngpdc);
+	regs_buff[960] = IXGBE_GET_STAT(adapter, mngptc);
+	regs_buff[961] = (u32)IXGBE_GET_STAT(adapter, tor);
+	regs_buff[962] = (u32)(IXGBE_GET_STAT(adapter, tor) >> 32);
+	regs_buff[963] = IXGBE_GET_STAT(adapter, tpr);
+	regs_buff[964] = IXGBE_GET_STAT(adapter, tpt);
+	regs_buff[965] = IXGBE_GET_STAT(adapter, ptc64);
+	regs_buff[966] = IXGBE_GET_STAT(adapter, ptc127);
+	regs_buff[967] = IXGBE_GET_STAT(adapter, ptc255);
+	regs_buff[968] = IXGBE_GET_STAT(adapter, ptc511);
+	regs_buff[969] = IXGBE_GET_STAT(adapter, ptc1023);
+	regs_buff[970] = IXGBE_GET_STAT(adapter, ptc1522);
+	regs_buff[971] = IXGBE_GET_STAT(adapter, mptc);
+	regs_buff[972] = IXGBE_GET_STAT(adapter, bptc);
+	regs_buff[973] = IXGBE_GET_STAT(adapter, xec);
+	for (i = 0; i < 16; i++)
+		regs_buff[974 + i] = IXGBE_GET_STAT(adapter, qprc[i]);
+	for (i = 0; i < 16; i++)
+		regs_buff[990 + i] = IXGBE_GET_STAT(adapter, qptc[i]);
+	for (i = 0; i < 16; i++)
+		regs_buff[1006 + i] = IXGBE_GET_STAT(adapter, qbrc[i]);
+	for (i = 0; i < 16; i++)
+		regs_buff[1022 + i] = IXGBE_GET_STAT(adapter, qbtc[i]);
+
+	/* MAC */
+	regs_buff[1038] = IXGBE_READ_REG(hw, IXGBE_PCS1GCFIG);
+	regs_buff[1039] = IXGBE_READ_REG(hw, IXGBE_PCS1GLCTL);
+	regs_buff[1040] = IXGBE_READ_REG(hw, IXGBE_PCS1GLSTA);
+	regs_buff[1041] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG0);
+	regs_buff[1042] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG1);
+	regs_buff[1043] = IXGBE_READ_REG(hw, IXGBE_PCS1GANA);
+	regs_buff[1044] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLP);
+	regs_buff[1045] = IXGBE_READ_REG(hw, IXGBE_PCS1GANNP);
+	regs_buff[1046] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLPNP);
+	regs_buff[1047] = IXGBE_READ_REG(hw, IXGBE_HLREG0);
+	regs_buff[1048] = IXGBE_READ_REG(hw, IXGBE_HLREG1);
+	regs_buff[1049] = IXGBE_READ_REG(hw, IXGBE_PAP);
+	regs_buff[1050] = IXGBE_READ_REG(hw, IXGBE_MACA);
+	regs_buff[1051] = IXGBE_READ_REG(hw, IXGBE_APAE);
+	regs_buff[1052] = IXGBE_READ_REG(hw, IXGBE_ARD);
+	regs_buff[1053] = IXGBE_READ_REG(hw, IXGBE_AIS);
+	regs_buff[1054] = IXGBE_READ_REG(hw, IXGBE_MSCA);
+	regs_buff[1055] = IXGBE_READ_REG(hw, IXGBE_MSRWD);
+	regs_buff[1056] = IXGBE_READ_REG(hw, IXGBE_MLADD);
+	regs_buff[1057] = IXGBE_READ_REG(hw, IXGBE_MHADD);
+	regs_buff[1058] = IXGBE_READ_REG(hw, IXGBE_TREG);
+	regs_buff[1059] = IXGBE_READ_REG(hw, IXGBE_PCSS1);
+	regs_buff[1060] = IXGBE_READ_REG(hw, IXGBE_PCSS2);
+	regs_buff[1061] = IXGBE_READ_REG(hw, IXGBE_XPCSS);
+	regs_buff[1062] = IXGBE_READ_REG(hw, IXGBE_SERDESC);
+	regs_buff[1063] = IXGBE_READ_REG(hw, IXGBE_MACS);
+	regs_buff[1064] = IXGBE_READ_REG(hw, IXGBE_AUTOC);
+	regs_buff[1065] = IXGBE_READ_REG(hw, IXGBE_LINKS);
+	regs_buff[1066] = IXGBE_READ_REG(hw, IXGBE_AUTOC2);
+	regs_buff[1067] = IXGBE_READ_REG(hw, IXGBE_AUTOC3);
+	regs_buff[1068] = IXGBE_READ_REG(hw, IXGBE_ANLP1);
+	regs_buff[1069] = IXGBE_READ_REG(hw, IXGBE_ANLP2);
+	regs_buff[1070] = IXGBE_READ_REG(hw, IXGBE_ATLASCTL);
+
+	/* Diagnostic */
+	regs_buff[1071] = IXGBE_READ_REG(hw, IXGBE_RDSTATCTL);
+	for (i = 0; i < 8; i++)
+		regs_buff[1072 + i] = IXGBE_READ_REG(hw, IXGBE_RDSTAT(i));
+	regs_buff[1080] = IXGBE_READ_REG(hw, IXGBE_RDHMPN);
+	for (i = 0; i < 4; i++)
+		regs_buff[1081 + i] = IXGBE_READ_REG(hw, IXGBE_RIC_DW(i));
+	regs_buff[1085] = IXGBE_READ_REG(hw, IXGBE_RDPROBE);
+	regs_buff[1086] = IXGBE_READ_REG(hw, IXGBE_TDSTATCTL);
+	for (i = 0; i < 8; i++)
+		regs_buff[1087 + i] = IXGBE_READ_REG(hw, IXGBE_TDSTAT(i));
+	regs_buff[1095] = IXGBE_READ_REG(hw, IXGBE_TDHMPN);
+	for (i = 0; i < 4; i++)
+		regs_buff[1096 + i] = IXGBE_READ_REG(hw, IXGBE_TIC_DW(i));
+	regs_buff[1100] = IXGBE_READ_REG(hw, IXGBE_TDPROBE);
+	regs_buff[1101] = IXGBE_READ_REG(hw, IXGBE_TXBUFCTRL);
+	for (i = 0; i < 4; i++)
+		regs_buff[1102 + i] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA(i));
+	regs_buff[1106] = IXGBE_READ_REG(hw, IXGBE_RXBUFCTRL);
+	for (i = 0; i < 4; i++)
+		regs_buff[1107 + i] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA(i));
+	for (i = 0; i < 8; i++)
+		regs_buff[1111 + i] = IXGBE_READ_REG(hw, IXGBE_PCIE_DIAG(i));
+	regs_buff[1119] = IXGBE_READ_REG(hw, IXGBE_RFVAL);
+	regs_buff[1120] = IXGBE_READ_REG(hw, IXGBE_MDFTC1);
+	regs_buff[1121] = IXGBE_READ_REG(hw, IXGBE_MDFTC2);
+	regs_buff[1122] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO1);
+	regs_buff[1123] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO2);
+	regs_buff[1124] = IXGBE_READ_REG(hw, IXGBE_MDFTS);
+	regs_buff[1125] = IXGBE_READ_REG(hw, IXGBE_PCIEECCCTL);
+	regs_buff[1126] = IXGBE_READ_REG(hw, IXGBE_PBTXECC);
+	regs_buff[1127] = IXGBE_READ_REG(hw, IXGBE_PBRXECC);
+
+	/* 82599 X540 specific registers  */
+	regs_buff[1128] = IXGBE_READ_REG(hw, IXGBE_MFLCN);
+
+	/* 82599 X540 specific DCB registers  */
+	regs_buff[1129] = IXGBE_READ_REG(hw, IXGBE_RTRUP2TC);
+	regs_buff[1130] = IXGBE_READ_REG(hw, IXGBE_RTTUP2TC);
+	for (i = 0; i < 4; i++)
+		regs_buff[1131 + i] = IXGBE_READ_REG(hw, IXGBE_TXLLQ(i));
+	regs_buff[1135] = IXGBE_READ_REG(hw, IXGBE_RTTBCNRM);
+					/* same as RTTQCNRM */
+	regs_buff[1136] = IXGBE_READ_REG(hw, IXGBE_RTTBCNRD);
+					/* same as RTTQCNRR */
+
+	/* X540 specific DCB registers  */
+	regs_buff[1137] = IXGBE_READ_REG(hw, IXGBE_RTTQCNCR);
+	regs_buff[1138] = IXGBE_READ_REG(hw, IXGBE_RTTQCNTG);
+
+	/* Security config registers */
+	regs_buff[1139] = IXGBE_READ_REG(hw, IXGBE_SECTXCTRL);
+	regs_buff[1140] = IXGBE_READ_REG(hw, IXGBE_SECTXSTAT);
+	regs_buff[1141] = IXGBE_READ_REG(hw, IXGBE_SECTXBUFFAF);
+	regs_buff[1142] = IXGBE_READ_REG(hw, IXGBE_SECTXMINIFG);
+	regs_buff[1143] = IXGBE_READ_REG(hw, IXGBE_SECRXCTRL);
+	regs_buff[1144] = IXGBE_READ_REG(hw, IXGBE_SECRXSTAT);
+}
+
+static int ixgbe_get_eeprom_len(struct net_device *netdev)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(netdev);
+	return adapter->hw.eeprom.word_size * 2;
+}
+
+static int ixgbe_get_eeprom(struct net_device *netdev,
+			    struct ethtool_eeprom *eeprom, u8 *bytes)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(netdev);
+	struct ixgbe_hw *hw = &adapter->hw;
+	u16 *eeprom_buff;
+	int first_word, last_word, eeprom_len;
+	int ret_val = 0;
+	u16 i;
+
+	if (eeprom->len == 0)
+		return -EINVAL;
+
+	eeprom->magic = hw->vendor_id | (hw->device_id << 16);
+
+	first_word = eeprom->offset >> 1;
+	last_word = (eeprom->offset + eeprom->len - 1) >> 1;
+	eeprom_len = last_word - first_word + 1;
+
+	eeprom_buff = kmalloc_array(eeprom_len, sizeof(u16), GFP_KERNEL);
+	if (!eeprom_buff)
+		return -ENOMEM;
+
+	ret_val = hw->eeprom.ops.read_buffer(hw, first_word, eeprom_len,
+					     eeprom_buff);
+
+	/* Device's eeprom is always little-endian, word addressable */
+	for (i = 0; i < eeprom_len; 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 ixgbe_set_eeprom(struct net_device *netdev,
+			    struct ethtool_eeprom *eeprom, u8 *bytes)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(netdev);
+	struct ixgbe_hw *hw = &adapter->hw;
+	u16 *eeprom_buff;
+	void *ptr;
+	int max_len, first_word, last_word, ret_val = 0;
+	u16 i;
+
+	if (eeprom->len == 0)
+		return -EINVAL;
+
+	if (eeprom->magic != (hw->vendor_id | (hw->device_id << 16)))
+		return -EINVAL;
+
+	max_len = hw->eeprom.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 = 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 = hw->eeprom.ops.read(hw, first_word, &eeprom_buff[0]);
+		if (ret_val)
+			goto err;
+
+		ptr++;
+	}
+	if ((eeprom->offset + eeprom->len) & 1) {
+		/*
+		 * need read/modify/write of last changed EEPROM word
+		 * only the first byte of the word is being modified
+		 */
+		ret_val = hw->eeprom.ops.read(hw, last_word,
+					  &eeprom_buff[last_word - first_word]);
+		if (ret_val)
+			goto err;
+	}
+
+	/* 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++)
+		cpu_to_le16s(&eeprom_buff[i]);
+
+	ret_val = hw->eeprom.ops.write_buffer(hw, first_word,
+					      last_word - first_word + 1,
+					      eeprom_buff);
+
+	/* Update the checksum */
+	if (ret_val == 0)
+		hw->eeprom.ops.update_checksum(hw);
+
+err:
+	kfree(eeprom_buff);
+	return ret_val;
+}
+
+static void ixgbe_get_drvinfo(struct net_device *netdev,
+			      struct ethtool_drvinfo *drvinfo)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(netdev);
+
+	strscpy(drvinfo->driver, ixgbe_driver_name, sizeof(drvinfo->driver));
+
+	strscpy(drvinfo->fw_version, adapter->eeprom_id,
+		sizeof(drvinfo->fw_version));
+
+	strscpy(drvinfo->bus_info, pci_name(adapter->pdev),
+		sizeof(drvinfo->bus_info));
+
+	drvinfo->n_priv_flags = IXGBE_PRIV_FLAGS_STR_LEN;
+}
+
+static void ixgbe_get_ringparam(struct net_device *netdev,
+				struct ethtool_ringparam *ring,
+				struct kernel_ethtool_ringparam *kernel_ring,
+				struct netlink_ext_ack *extack)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(netdev);
+	struct ixgbe_ring *tx_ring = adapter->tx_ring[0];
+	struct ixgbe_ring *rx_ring = adapter->rx_ring[0];
+
+	ring->rx_max_pending = IXGBE_MAX_RXD;
+	ring->tx_max_pending = IXGBE_MAX_TXD;
+	ring->rx_pending = rx_ring->count;
+	ring->tx_pending = tx_ring->count;
+}
+
+static int ixgbe_set_ringparam(struct net_device *netdev,
+			       struct ethtool_ringparam *ring,
+			       struct kernel_ethtool_ringparam *kernel_ring,
+			       struct netlink_ext_ack *extack)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(netdev);
+	struct ixgbe_ring *temp_ring;
+	int i, j, err = 0;
+	u32 new_rx_count, new_tx_count;
+
+	if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
+		return -EINVAL;
+
+	new_tx_count = clamp_t(u32, ring->tx_pending,
+			       IXGBE_MIN_TXD, IXGBE_MAX_TXD);
+	new_tx_count = ALIGN(new_tx_count, IXGBE_REQ_TX_DESCRIPTOR_MULTIPLE);
+
+	new_rx_count = clamp_t(u32, ring->rx_pending,
+			       IXGBE_MIN_RXD, IXGBE_MAX_RXD);
+	new_rx_count = ALIGN(new_rx_count, IXGBE_REQ_RX_DESCRIPTOR_MULTIPLE);
+
+	if ((new_tx_count == adapter->tx_ring_count) &&
+	    (new_rx_count == adapter->rx_ring_count)) {
+		/* nothing to do */
+		return 0;
+	}
+
+	while (test_and_set_bit(__IXGBE_RESETTING, &adapter->state))
+		usleep_range(1000, 2000);
+
+	if (!netif_running(adapter->netdev)) {
+		for (i = 0; i < adapter->num_tx_queues; i++)
+			adapter->tx_ring[i]->count = new_tx_count;
+		for (i = 0; i < adapter->num_xdp_queues; i++)
+			adapter->xdp_ring[i]->count = new_tx_count;
+		for (i = 0; i < adapter->num_rx_queues; i++)
+			adapter->rx_ring[i]->count = new_rx_count;
+		adapter->tx_ring_count = new_tx_count;
+		adapter->xdp_ring_count = new_tx_count;
+		adapter->rx_ring_count = new_rx_count;
+		goto clear_reset;
+	}
+
+	/* allocate temporary buffer to store rings in */
+	i = max_t(int, adapter->num_tx_queues + adapter->num_xdp_queues,
+		  adapter->num_rx_queues);
+	temp_ring = vmalloc(array_size(i, sizeof(struct ixgbe_ring)));
+
+	if (!temp_ring) {
+		err = -ENOMEM;
+		goto clear_reset;
+	}
+
+	ixgbe_down(adapter);
+
+	/*
+	 * Setup new Tx resources and free the old Tx resources in that order.
+	 * We can then assign the new resources to the rings via a memcpy.
+	 * The advantage to this approach is that we are guaranteed to still
+	 * have resources even in the case of an allocation failure.
+	 */
+	if (new_tx_count != adapter->tx_ring_count) {
+		for (i = 0; i < adapter->num_tx_queues; i++) {
+			memcpy(&temp_ring[i], adapter->tx_ring[i],
+			       sizeof(struct ixgbe_ring));
+
+			temp_ring[i].count = new_tx_count;
+			err = ixgbe_setup_tx_resources(&temp_ring[i]);
+			if (err) {
+				while (i) {
+					i--;
+					ixgbe_free_tx_resources(&temp_ring[i]);
+				}
+				goto err_setup;
+			}
+		}
+
+		for (j = 0; j < adapter->num_xdp_queues; j++, i++) {
+			memcpy(&temp_ring[i], adapter->xdp_ring[j],
+			       sizeof(struct ixgbe_ring));
+
+			temp_ring[i].count = new_tx_count;
+			err = ixgbe_setup_tx_resources(&temp_ring[i]);
+			if (err) {
+				while (i) {
+					i--;
+					ixgbe_free_tx_resources(&temp_ring[i]);
+				}
+				goto err_setup;
+			}
+		}
+
+		for (i = 0; i < adapter->num_tx_queues; i++) {
+			ixgbe_free_tx_resources(adapter->tx_ring[i]);
+
+			memcpy(adapter->tx_ring[i], &temp_ring[i],
+			       sizeof(struct ixgbe_ring));
+		}
+		for (j = 0; j < adapter->num_xdp_queues; j++, i++) {
+			ixgbe_free_tx_resources(adapter->xdp_ring[j]);
+
+			memcpy(adapter->xdp_ring[j], &temp_ring[i],
+			       sizeof(struct ixgbe_ring));
+		}
+
+		adapter->tx_ring_count = new_tx_count;
+	}
+
+	/* Repeat the process for the Rx rings if needed */
+	if (new_rx_count != adapter->rx_ring_count) {
+		for (i = 0; i < adapter->num_rx_queues; i++) {
+			memcpy(&temp_ring[i], adapter->rx_ring[i],
+			       sizeof(struct ixgbe_ring));
+
+			/* Clear copied XDP RX-queue info */
+			memset(&temp_ring[i].xdp_rxq, 0,
+			       sizeof(temp_ring[i].xdp_rxq));
+
+			temp_ring[i].count = new_rx_count;
+			err = ixgbe_setup_rx_resources(adapter, &temp_ring[i]);
+			if (err) {
+				while (i) {
+					i--;
+					ixgbe_free_rx_resources(&temp_ring[i]);
+				}
+				goto err_setup;
+			}
+
+		}
+
+		for (i = 0; i < adapter->num_rx_queues; i++) {
+			ixgbe_free_rx_resources(adapter->rx_ring[i]);
+
+			memcpy(adapter->rx_ring[i], &temp_ring[i],
+			       sizeof(struct ixgbe_ring));
+		}
+
+		adapter->rx_ring_count = new_rx_count;
+	}
+
+err_setup:
+	ixgbe_up(adapter);
+	vfree(temp_ring);
+clear_reset:
+	clear_bit(__IXGBE_RESETTING, &adapter->state);
+	return err;
+}
+
+static int ixgbe_get_sset_count(struct net_device *netdev, int sset)
+{
+	switch (sset) {
+	case ETH_SS_TEST:
+		return IXGBE_TEST_LEN;
+	case ETH_SS_STATS:
+		return IXGBE_STATS_LEN;
+	case ETH_SS_PRIV_FLAGS:
+		return IXGBE_PRIV_FLAGS_STR_LEN;
+	default:
+		return -EOPNOTSUPP;
+	}
+}
+
+static void ixgbe_get_ethtool_stats(struct net_device *netdev,
+				    struct ethtool_stats *stats, u64 *data)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(netdev);
+	struct rtnl_link_stats64 temp;
+	const struct rtnl_link_stats64 *net_stats;
+	unsigned int start;
+	struct ixgbe_ring *ring;
+	int i, j;
+	char *p = NULL;
+
+	ixgbe_update_stats(adapter);
+	net_stats = dev_get_stats(netdev, &temp);
+	for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) {
+		switch (ixgbe_gstrings_stats[i].type) {
+		case NETDEV_STATS:
+			p = (char *) net_stats +
+					ixgbe_gstrings_stats[i].stat_offset;
+			break;
+		case IXGBE_STATS:
+			p = (char *) adapter +
+					ixgbe_gstrings_stats[i].stat_offset;
+			break;
+		default:
+			data[i] = 0;
+			continue;
+		}
+
+		data[i] = (ixgbe_gstrings_stats[i].sizeof_stat ==
+			   sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
+	}
+	for (j = 0; j < netdev->num_tx_queues; j++) {
+		ring = adapter->tx_ring[j];
+		if (!ring) {
+			data[i] = 0;
+			data[i+1] = 0;
+			i += 2;
+			continue;
+		}
+
+		do {
+			start = u64_stats_fetch_begin_irq(&ring->syncp);
+			data[i]   = ring->stats.packets;
+			data[i+1] = ring->stats.bytes;
+		} while (u64_stats_fetch_retry_irq(&ring->syncp, start));
+		i += 2;
+	}
+	for (j = 0; j < IXGBE_NUM_RX_QUEUES; j++) {
+		ring = adapter->rx_ring[j];
+		if (!ring) {
+			data[i] = 0;
+			data[i+1] = 0;
+			i += 2;
+			continue;
+		}
+
+		do {
+			start = u64_stats_fetch_begin_irq(&ring->syncp);
+			data[i]   = ring->stats.packets;
+			data[i+1] = ring->stats.bytes;
+		} while (u64_stats_fetch_retry_irq(&ring->syncp, start));
+		i += 2;
+	}
+
+	for (j = 0; j < IXGBE_MAX_PACKET_BUFFERS; j++) {
+		data[i++] = adapter->stats.pxontxc[j];
+		data[i++] = adapter->stats.pxofftxc[j];
+	}
+	for (j = 0; j < IXGBE_MAX_PACKET_BUFFERS; j++) {
+		data[i++] = adapter->stats.pxonrxc[j];
+		data[i++] = adapter->stats.pxoffrxc[j];
+	}
+}
+
+static void ixgbe_get_strings(struct net_device *netdev, u32 stringset,
+			      u8 *data)
+{
+	unsigned int i;
+	u8 *p = data;
+
+	switch (stringset) {
+	case ETH_SS_TEST:
+		for (i = 0; i < IXGBE_TEST_LEN; i++)
+			ethtool_sprintf(&p, ixgbe_gstrings_test[i]);
+		break;
+	case ETH_SS_STATS:
+		for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++)
+			ethtool_sprintf(&p,
+					ixgbe_gstrings_stats[i].stat_string);
+		for (i = 0; i < netdev->num_tx_queues; i++) {
+			ethtool_sprintf(&p, "tx_queue_%u_packets", i);
+			ethtool_sprintf(&p, "tx_queue_%u_bytes", i);
+		}
+		for (i = 0; i < IXGBE_NUM_RX_QUEUES; i++) {
+			ethtool_sprintf(&p, "rx_queue_%u_packets", i);
+			ethtool_sprintf(&p, "rx_queue_%u_bytes", i);
+		}
+		for (i = 0; i < IXGBE_MAX_PACKET_BUFFERS; i++) {
+			ethtool_sprintf(&p, "tx_pb_%u_pxon", i);
+			ethtool_sprintf(&p, "tx_pb_%u_pxoff", i);
+		}
+		for (i = 0; i < IXGBE_MAX_PACKET_BUFFERS; i++) {
+			ethtool_sprintf(&p, "rx_pb_%u_pxon", i);
+			ethtool_sprintf(&p, "rx_pb_%u_pxoff", i);
+		}
+		/* BUG_ON(p - data != IXGBE_STATS_LEN * ETH_GSTRING_LEN); */
+		break;
+	case ETH_SS_PRIV_FLAGS:
+		memcpy(data, ixgbe_priv_flags_strings,
+		       IXGBE_PRIV_FLAGS_STR_LEN * ETH_GSTRING_LEN);
+	}
+}
+
+static int ixgbe_link_test(struct ixgbe_adapter *adapter, u64 *data)
+{
+	struct ixgbe_hw *hw = &adapter->hw;
+	bool link_up;
+	u32 link_speed = 0;
+
+	if (ixgbe_removed(hw->hw_addr)) {
+		*data = 1;
+		return 1;
+	}
+	*data = 0;
+
+	hw->mac.ops.check_link(hw, &link_speed, &link_up, true);
+	if (link_up)
+		return *data;
+	else
+		*data = 1;
+	return *data;
+}
+
+/* ethtool register test data */
+struct ixgbe_reg_test {
+	u16 reg;
+	u8  array_len;
+	u8  test_type;
+	u32 mask;
+	u32 write;
+};
+
+/* In the hardware, registers are laid out either singly, in arrays
+ * spaced 0x40 bytes apart, or in contiguous tables.  We assume
+ * most tests take place on arrays or single registers (handled
+ * as a single-element array) and special-case the tables.
+ * Table tests are always pattern tests.
+ *
+ * We also make provision for some required setup steps by specifying
+ * registers to be written without any read-back testing.
+ */
+
+#define PATTERN_TEST	1
+#define SET_READ_TEST	2
+#define WRITE_NO_TEST	3
+#define TABLE32_TEST	4
+#define TABLE64_TEST_LO	5
+#define TABLE64_TEST_HI	6
+
+/* default 82599 register test */
+static const struct ixgbe_reg_test reg_test_82599[] = {
+	{ IXGBE_FCRTL_82599(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 },
+	{ IXGBE_FCRTH_82599(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 },
+	{ IXGBE_PFCTOP, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
+	{ IXGBE_VLNCTRL, 1, PATTERN_TEST, 0x00000000, 0x00000000 },
+	{ IXGBE_RDBAL(0), 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFF80 },
+	{ IXGBE_RDBAH(0), 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
+	{ IXGBE_RDLEN(0), 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF },
+	{ IXGBE_RXDCTL(0), 4, WRITE_NO_TEST, 0, IXGBE_RXDCTL_ENABLE },
+	{ IXGBE_RDT(0), 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF },
+	{ IXGBE_RXDCTL(0), 4, WRITE_NO_TEST, 0, 0 },
+	{ IXGBE_FCRTH(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 },
+	{ IXGBE_FCTTV(0), 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
+	{ IXGBE_TDBAL(0), 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF },
+	{ IXGBE_TDBAH(0), 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
+	{ IXGBE_TDLEN(0), 4, PATTERN_TEST, 0x000FFF80, 0x000FFF80 },
+	{ IXGBE_RXCTRL, 1, SET_READ_TEST, 0x00000001, 0x00000001 },
+	{ IXGBE_RAL(0), 16, TABLE64_TEST_LO, 0xFFFFFFFF, 0xFFFFFFFF },
+	{ IXGBE_RAL(0), 16, TABLE64_TEST_HI, 0x8001FFFF, 0x800CFFFF },
+	{ IXGBE_MTA(0), 128, TABLE32_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
+	{ .reg = 0 }
+};
+
+/* default 82598 register test */
+static const struct ixgbe_reg_test reg_test_82598[] = {
+	{ IXGBE_FCRTL(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 },
+	{ IXGBE_FCRTH(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 },
+	{ IXGBE_PFCTOP, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
+	{ IXGBE_VLNCTRL, 1, PATTERN_TEST, 0x00000000, 0x00000000 },
+	{ IXGBE_RDBAL(0), 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF },
+	{ IXGBE_RDBAH(0), 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
+	{ IXGBE_RDLEN(0), 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF },
+	/* Enable all four RX queues before testing. */
+	{ IXGBE_RXDCTL(0), 4, WRITE_NO_TEST, 0, IXGBE_RXDCTL_ENABLE },
+	/* RDH is read-only for 82598, only test RDT. */
+	{ IXGBE_RDT(0), 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF },
+	{ IXGBE_RXDCTL(0), 4, WRITE_NO_TEST, 0, 0 },
+	{ IXGBE_FCRTH(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 },
+	{ IXGBE_FCTTV(0), 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
+	{ IXGBE_TIPG, 1, PATTERN_TEST, 0x000000FF, 0x000000FF },
+	{ IXGBE_TDBAL(0), 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF },
+	{ IXGBE_TDBAH(0), 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
+	{ IXGBE_TDLEN(0), 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF },
+	{ IXGBE_RXCTRL, 1, SET_READ_TEST, 0x00000003, 0x00000003 },
+	{ IXGBE_DTXCTL, 1, SET_READ_TEST, 0x00000005, 0x00000005 },
+	{ IXGBE_RAL(0), 16, TABLE64_TEST_LO, 0xFFFFFFFF, 0xFFFFFFFF },
+	{ IXGBE_RAL(0), 16, TABLE64_TEST_HI, 0x800CFFFF, 0x800CFFFF },
+	{ IXGBE_MTA(0), 128, TABLE32_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
+	{ .reg = 0 }
+};
+
+static bool reg_pattern_test(struct ixgbe_adapter *adapter, u64 *data, int reg,
+			     u32 mask, u32 write)
+{
+	u32 pat, val, before;
+	static const u32 test_pattern[] = {
+		0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF};
+
+	if (ixgbe_removed(adapter->hw.hw_addr)) {
+		*data = 1;
+		return true;
+	}
+	for (pat = 0; pat < ARRAY_SIZE(test_pattern); pat++) {
+		before = ixgbe_read_reg(&adapter->hw, reg);
+		ixgbe_write_reg(&adapter->hw, reg, test_pattern[pat] & write);
+		val = ixgbe_read_reg(&adapter->hw, reg);
+		if (val != (test_pattern[pat] & write & mask)) {
+			e_err(drv, "pattern test reg %04X failed: got 0x%08X expected 0x%08X\n",
+			      reg, val, (test_pattern[pat] & write & mask));
+			*data = reg;
+			ixgbe_write_reg(&adapter->hw, reg, before);
+			return true;
+		}
+		ixgbe_write_reg(&adapter->hw, reg, before);
+	}
+	return false;
+}
+
+static bool reg_set_and_check(struct ixgbe_adapter *adapter, u64 *data, int reg,
+			      u32 mask, u32 write)
+{
+	u32 val, before;
+
+	if (ixgbe_removed(adapter->hw.hw_addr)) {
+		*data = 1;
+		return true;
+	}
+	before = ixgbe_read_reg(&adapter->hw, reg);
+	ixgbe_write_reg(&adapter->hw, reg, write & mask);
+	val = ixgbe_read_reg(&adapter->hw, reg);
+	if ((write & mask) != (val & mask)) {
+		e_err(drv, "set/check reg %04X test failed: got 0x%08X expected 0x%08X\n",
+		      reg, (val & mask), (write & mask));
+		*data = reg;
+		ixgbe_write_reg(&adapter->hw, reg, before);
+		return true;
+	}
+	ixgbe_write_reg(&adapter->hw, reg, before);
+	return false;
+}
+
+static int ixgbe_reg_test(struct ixgbe_adapter *adapter, u64 *data)
+{
+	const struct ixgbe_reg_test *test;
+	u32 value, before, after;
+	u32 i, toggle;
+
+	if (ixgbe_removed(adapter->hw.hw_addr)) {
+		e_err(drv, "Adapter removed - register test blocked\n");
+		*data = 1;
+		return 1;
+	}
+	switch (adapter->hw.mac.type) {
+	case ixgbe_mac_82598EB:
+		toggle = 0x7FFFF3FF;
+		test = reg_test_82598;
+		break;
+	case ixgbe_mac_82599EB:
+	case ixgbe_mac_X540:
+	case ixgbe_mac_X550:
+	case ixgbe_mac_X550EM_x:
+	case ixgbe_mac_x550em_a:
+		toggle = 0x7FFFF30F;
+		test = reg_test_82599;
+		break;
+	default:
+		*data = 1;
+		return 1;
+	}
+
+	/*
+	 * Because the status register is such a special case,
+	 * we handle it separately from the rest of the register
+	 * tests.  Some bits are read-only, some toggle, and some
+	 * are writeable on newer MACs.
+	 */
+	before = ixgbe_read_reg(&adapter->hw, IXGBE_STATUS);
+	value = (ixgbe_read_reg(&adapter->hw, IXGBE_STATUS) & toggle);
+	ixgbe_write_reg(&adapter->hw, IXGBE_STATUS, toggle);
+	after = ixgbe_read_reg(&adapter->hw, IXGBE_STATUS) & toggle;
+	if (value != after) {
+		e_err(drv, "failed STATUS register test got: 0x%08X expected: 0x%08X\n",
+		      after, value);
+		*data = 1;
+		return 1;
+	}
+	/* restore previous status */
+	ixgbe_write_reg(&adapter->hw, IXGBE_STATUS, before);
+
+	/*
+	 * Perform the remainder of the register test, looping through
+	 * the test table until we either fail or reach the null entry.
+	 */
+	while (test->reg) {
+		for (i = 0; i < test->array_len; i++) {
+			bool b = false;
+
+			switch (test->test_type) {
+			case PATTERN_TEST:
+				b = reg_pattern_test(adapter, data,
+						     test->reg + (i * 0x40),
+						     test->mask,
+						     test->write);
+				break;
+			case SET_READ_TEST:
+				b = reg_set_and_check(adapter, data,
+						      test->reg + (i * 0x40),
+						      test->mask,
+						      test->write);
+				break;
+			case WRITE_NO_TEST:
+				ixgbe_write_reg(&adapter->hw,
+						test->reg + (i * 0x40),
+						test->write);
+				break;
+			case TABLE32_TEST:
+				b = reg_pattern_test(adapter, data,
+						     test->reg + (i * 4),
+						     test->mask,
+						     test->write);
+				break;
+			case TABLE64_TEST_LO:
+				b = reg_pattern_test(adapter, data,
+						     test->reg + (i * 8),
+						     test->mask,
+						     test->write);
+				break;
+			case TABLE64_TEST_HI:
+				b = reg_pattern_test(adapter, data,
+						     (test->reg + 4) + (i * 8),
+						     test->mask,
+						     test->write);
+				break;
+			}
+			if (b)
+				return 1;
+		}
+		test++;
+	}
+
+	*data = 0;
+	return 0;
+}
+
+static int ixgbe_eeprom_test(struct ixgbe_adapter *adapter, u64 *data)
+{
+	struct ixgbe_hw *hw = &adapter->hw;
+	if (hw->eeprom.ops.validate_checksum(hw, NULL))
+		*data = 1;
+	else
+		*data = 0;
+	return *data;
+}
+
+static irqreturn_t ixgbe_test_intr(int irq, void *data)
+{
+	struct net_device *netdev = (struct net_device *) data;
+	struct ixgbe_adapter *adapter = netdev_priv(netdev);
+
+	adapter->test_icr |= IXGBE_READ_REG(&adapter->hw, IXGBE_EICR);
+
+	return IRQ_HANDLED;
+}
+
+static int ixgbe_intr_test(struct ixgbe_adapter *adapter, u64 *data)
+{
+	struct net_device *netdev = adapter->netdev;
+	u32 mask, i = 0, shared_int = true;
+	u32 irq = adapter->pdev->irq;
+
+	*data = 0;
+
+	/* Hook up test interrupt handler just for this test */
+	if (adapter->msix_entries) {
+		/* NOTE: we don't test MSI-X interrupts here, yet */
+		return 0;
+	} else if (adapter->flags & IXGBE_FLAG_MSI_ENABLED) {
+		shared_int = false;
+		if (request_irq(irq, ixgbe_test_intr, 0, netdev->name,
+				netdev)) {
+			*data = 1;
+			return -1;
+		}
+	} else if (!request_irq(irq, ixgbe_test_intr, IRQF_PROBE_SHARED,
+				netdev->name, netdev)) {
+		shared_int = false;
+	} else if (request_irq(irq, ixgbe_test_intr, IRQF_SHARED,
+			       netdev->name, netdev)) {
+		*data = 1;
+		return -1;
+	}
+	e_info(hw, "testing %s interrupt\n", shared_int ?
+	       "shared" : "unshared");
+
+	/* Disable all the interrupts */
+	IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, 0xFFFFFFFF);
+	IXGBE_WRITE_FLUSH(&adapter->hw);
+	usleep_range(10000, 20000);
+
+	/* Test each interrupt */
+	for (; i < 10; i++) {
+		/* Interrupt to test */
+		mask = BIT(i);
+
+		if (!shared_int) {
+			/*
+			 * Disable the interrupts 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;
+			IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC,
+					~mask & 0x00007FFF);
+			IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS,
+					~mask & 0x00007FFF);
+			IXGBE_WRITE_FLUSH(&adapter->hw);
+			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;
+		IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMS, mask);
+		IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS, mask);
+		IXGBE_WRITE_FLUSH(&adapter->hw);
+		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;
+			IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC,
+					~mask & 0x00007FFF);
+			IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS,
+					~mask & 0x00007FFF);
+			IXGBE_WRITE_FLUSH(&adapter->hw);
+			usleep_range(10000, 20000);
+
+			if (adapter->test_icr) {
+				*data = 5;
+				break;
+			}
+		}
+	}
+
+	/* Disable all the interrupts */
+	IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, 0xFFFFFFFF);
+	IXGBE_WRITE_FLUSH(&adapter->hw);
+	usleep_range(10000, 20000);
+
+	/* Unhook test interrupt handler */
+	free_irq(irq, netdev);
+
+	return *data;
+}
+
+static void ixgbe_free_desc_rings(struct ixgbe_adapter *adapter)
+{
+	/* Shut down the DMA engines now so they can be reinitialized later,
+	 * since the test rings and normally used rings should overlap on
+	 * queue 0 we can just use the standard disable Rx/Tx calls and they
+	 * will take care of disabling the test rings for us.
+	 */
+
+	/* first Rx */
+	ixgbe_disable_rx(adapter);
+
+	/* now Tx */
+	ixgbe_disable_tx(adapter);
+
+	ixgbe_reset(adapter);
+
+	ixgbe_free_tx_resources(&adapter->test_tx_ring);
+	ixgbe_free_rx_resources(&adapter->test_rx_ring);
+}
+
+static int ixgbe_setup_desc_rings(struct ixgbe_adapter *adapter)
+{
+	struct ixgbe_ring *tx_ring = &adapter->test_tx_ring;
+	struct ixgbe_ring *rx_ring = &adapter->test_rx_ring;
+	struct ixgbe_hw *hw = &adapter->hw;
+	u32 rctl, reg_data;
+	int ret_val;
+	int err;
+
+	/* Setup Tx descriptor ring and Tx buffers */
+	tx_ring->count = IXGBE_DEFAULT_TXD;
+	tx_ring->queue_index = 0;
+	tx_ring->dev = &adapter->pdev->dev;
+	tx_ring->netdev = adapter->netdev;
+	tx_ring->reg_idx = adapter->tx_ring[0]->reg_idx;
+
+	err = ixgbe_setup_tx_resources(tx_ring);
+	if (err)
+		return 1;
+
+	switch (adapter->hw.mac.type) {
+	case ixgbe_mac_82599EB:
+	case ixgbe_mac_X540:
+	case ixgbe_mac_X550:
+	case ixgbe_mac_X550EM_x:
+	case ixgbe_mac_x550em_a:
+		reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_DMATXCTL);
+		reg_data |= IXGBE_DMATXCTL_TE;
+		IXGBE_WRITE_REG(&adapter->hw, IXGBE_DMATXCTL, reg_data);
+		break;
+	default:
+		break;
+	}
+
+	ixgbe_configure_tx_ring(adapter, tx_ring);
+
+	/* Setup Rx Descriptor ring and Rx buffers */
+	rx_ring->count = IXGBE_DEFAULT_RXD;
+	rx_ring->queue_index = 0;
+	rx_ring->dev = &adapter->pdev->dev;
+	rx_ring->netdev = adapter->netdev;
+	rx_ring->reg_idx = adapter->rx_ring[0]->reg_idx;
+
+	err = ixgbe_setup_rx_resources(adapter, rx_ring);
+	if (err) {
+		ret_val = 4;
+		goto err_nomem;
+	}
+
+	hw->mac.ops.disable_rx(hw);
+
+	ixgbe_configure_rx_ring(adapter, rx_ring);
+
+	rctl = IXGBE_READ_REG(&adapter->hw, IXGBE_RXCTRL);
+	rctl |= IXGBE_RXCTRL_DMBYPS;
+	IXGBE_WRITE_REG(&adapter->hw, IXGBE_RXCTRL, rctl);
+
+	hw->mac.ops.enable_rx(hw);
+
+	return 0;
+
+err_nomem:
+	ixgbe_free_desc_rings(adapter);
+	return ret_val;
+}
+
+static int ixgbe_setup_loopback_test(struct ixgbe_adapter *adapter)
+{
+	struct ixgbe_hw *hw = &adapter->hw;
+	u32 reg_data;
+
+
+	/* Setup MAC loopback */
+	reg_data = IXGBE_READ_REG(hw, IXGBE_HLREG0);
+	reg_data |= IXGBE_HLREG0_LPBK;
+	IXGBE_WRITE_REG(hw, IXGBE_HLREG0, reg_data);
+
+	reg_data = IXGBE_READ_REG(hw, IXGBE_FCTRL);
+	reg_data |= IXGBE_FCTRL_BAM | IXGBE_FCTRL_SBP | IXGBE_FCTRL_MPE;
+	IXGBE_WRITE_REG(hw, IXGBE_FCTRL, reg_data);
+
+	/* X540 and X550 needs to set the MACC.FLU bit to force link up */
+	switch (adapter->hw.mac.type) {
+	case ixgbe_mac_X540:
+	case ixgbe_mac_X550:
+	case ixgbe_mac_X550EM_x:
+	case ixgbe_mac_x550em_a:
+		reg_data = IXGBE_READ_REG(hw, IXGBE_MACC);
+		reg_data |= IXGBE_MACC_FLU;
+		IXGBE_WRITE_REG(hw, IXGBE_MACC, reg_data);
+		break;
+	default:
+		if (hw->mac.orig_autoc) {
+			reg_data = hw->mac.orig_autoc | IXGBE_AUTOC_FLU;
+			IXGBE_WRITE_REG(hw, IXGBE_AUTOC, reg_data);
+		} else {
+			return 10;
+		}
+	}
+	IXGBE_WRITE_FLUSH(hw);
+	usleep_range(10000, 20000);
+
+	/* Disable Atlas Tx lanes; re-enabled in reset path */
+	if (hw->mac.type == ixgbe_mac_82598EB) {
+		u8 atlas;
+
+		hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_LPBK, &atlas);
+		atlas |= IXGBE_ATLAS_PDN_TX_REG_EN;
+		hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_LPBK, atlas);
+
+		hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_10G, &atlas);
+		atlas |= IXGBE_ATLAS_PDN_TX_10G_QL_ALL;
+		hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_10G, atlas);
+
+		hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_1G, &atlas);
+		atlas |= IXGBE_ATLAS_PDN_TX_1G_QL_ALL;
+		hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_1G, atlas);
+
+		hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_AN, &atlas);
+		atlas |= IXGBE_ATLAS_PDN_TX_AN_QL_ALL;
+		hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_AN, atlas);
+	}
+
+	return 0;
+}
+
+static void ixgbe_loopback_cleanup(struct ixgbe_adapter *adapter)
+{
+	u32 reg_data;
+
+	reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_HLREG0);
+	reg_data &= ~IXGBE_HLREG0_LPBK;
+	IXGBE_WRITE_REG(&adapter->hw, IXGBE_HLREG0, reg_data);
+}
+
+static void ixgbe_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], 0xAA, frame_size / 2 - 1);
+	skb->data[frame_size + 10] = 0xBE;
+	skb->data[frame_size + 12] = 0xAF;
+}
+
+static bool ixgbe_check_lbtest_frame(struct ixgbe_rx_buffer *rx_buffer,
+				     unsigned int frame_size)
+{
+	unsigned char *data;
+	bool match = true;
+
+	frame_size >>= 1;
+
+	data = page_address(rx_buffer->page) + rx_buffer->page_offset;
+
+	if (data[3] != 0xFF ||
+	    data[frame_size + 10] != 0xBE ||
+	    data[frame_size + 12] != 0xAF)
+		match = false;
+
+	return match;
+}
+
+static u16 ixgbe_clean_test_rings(struct ixgbe_ring *rx_ring,
+				  struct ixgbe_ring *tx_ring,
+				  unsigned int size)
+{
+	union ixgbe_adv_rx_desc *rx_desc;
+	u16 rx_ntc, tx_ntc, count = 0;
+
+	/* initialize next to clean and descriptor values */
+	rx_ntc = rx_ring->next_to_clean;
+	tx_ntc = tx_ring->next_to_clean;
+	rx_desc = IXGBE_RX_DESC(rx_ring, rx_ntc);
+
+	while (tx_ntc != tx_ring->next_to_use) {
+		union ixgbe_adv_tx_desc *tx_desc;
+		struct ixgbe_tx_buffer *tx_buffer;
+
+		tx_desc = IXGBE_TX_DESC(tx_ring, tx_ntc);
+
+		/* if DD is not set transmit has not completed */
+		if (!(tx_desc->wb.status & cpu_to_le32(IXGBE_TXD_STAT_DD)))
+			return count;
+
+		/* unmap buffer on Tx side */
+		tx_buffer = &tx_ring->tx_buffer_info[tx_ntc];
+
+		/* Free all the Tx ring sk_buffs */
+		dev_kfree_skb_any(tx_buffer->skb);
+
+		/* unmap skb header data */
+		dma_unmap_single(tx_ring->dev,
+				 dma_unmap_addr(tx_buffer, dma),
+				 dma_unmap_len(tx_buffer, len),
+				 DMA_TO_DEVICE);
+		dma_unmap_len_set(tx_buffer, len, 0);
+
+		/* increment Tx next to clean counter */
+		tx_ntc++;
+		if (tx_ntc == tx_ring->count)
+			tx_ntc = 0;
+	}
+
+	while (rx_desc->wb.upper.length) {
+		struct ixgbe_rx_buffer *rx_buffer;
+
+		/* check Rx buffer */
+		rx_buffer = &rx_ring->rx_buffer_info[rx_ntc];
+
+		/* sync Rx buffer for CPU read */
+		dma_sync_single_for_cpu(rx_ring->dev,
+					rx_buffer->dma,
+					ixgbe_rx_bufsz(rx_ring),
+					DMA_FROM_DEVICE);
+
+		/* verify contents of skb */
+		if (ixgbe_check_lbtest_frame(rx_buffer, size))
+			count++;
+		else
+			break;
+
+		/* sync Rx buffer for device write */
+		dma_sync_single_for_device(rx_ring->dev,
+					   rx_buffer->dma,
+					   ixgbe_rx_bufsz(rx_ring),
+					   DMA_FROM_DEVICE);
+
+		/* increment Rx next to clean counter */
+		rx_ntc++;
+		if (rx_ntc == rx_ring->count)
+			rx_ntc = 0;
+
+		/* fetch next descriptor */
+		rx_desc = IXGBE_RX_DESC(rx_ring, rx_ntc);
+	}
+
+	netdev_tx_reset_queue(txring_txq(tx_ring));
+
+	/* re-map buffers to ring, store next to clean values */
+	ixgbe_alloc_rx_buffers(rx_ring, count);
+	rx_ring->next_to_clean = rx_ntc;
+	tx_ring->next_to_clean = tx_ntc;
+
+	return count;
+}
+
+static int ixgbe_run_loopback_test(struct ixgbe_adapter *adapter)
+{
+	struct ixgbe_ring *tx_ring = &adapter->test_tx_ring;
+	struct ixgbe_ring *rx_ring = &adapter->test_rx_ring;
+	int i, j, lc, good_cnt, ret_val = 0;
+	unsigned int size = 1024;
+	netdev_tx_t tx_ret_val;
+	struct sk_buff *skb;
+	u32 flags_orig = adapter->flags;
+
+	/* DCB can modify the frames on Tx */
+	adapter->flags &= ~IXGBE_FLAG_DCB_ENABLED;
+
+	/* allocate test skb */
+	skb = alloc_skb(size, GFP_KERNEL);
+	if (!skb)
+		return 11;
+
+	/* place data into test skb */
+	ixgbe_create_lbtest_frame(skb, size);
+	skb_put(skb, size);
+
+	/*
+	 * 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;
+
+	for (j = 0; j <= lc; j++) {
+		/* reset count of good packets */
+		good_cnt = 0;
+
+		/* place 64 packets on the transmit queue*/
+		for (i = 0; i < 64; i++) {
+			skb_get(skb);
+			tx_ret_val = ixgbe_xmit_frame_ring(skb,
+							   adapter,
+							   tx_ring);
+			if (tx_ret_val == NETDEV_TX_OK)
+				good_cnt++;
+		}
+
+		if (good_cnt != 64) {
+			ret_val = 12;
+			break;
+		}
+
+		/* allow 200 milliseconds for packets to go from Tx to Rx */
+		msleep(200);
+
+		good_cnt = ixgbe_clean_test_rings(rx_ring, tx_ring, size);
+		if (good_cnt != 64) {
+			ret_val = 13;
+			break;
+		}
+	}
+
+	/* free the original skb */
+	kfree_skb(skb);
+	adapter->flags = flags_orig;
+
+	return ret_val;
+}
+
+static int ixgbe_loopback_test(struct ixgbe_adapter *adapter, u64 *data)
+{
+	*data = ixgbe_setup_desc_rings(adapter);
+	if (*data)
+		goto out;
+	*data = ixgbe_setup_loopback_test(adapter);
+	if (*data)
+		goto err_loopback;
+	*data = ixgbe_run_loopback_test(adapter);
+	ixgbe_loopback_cleanup(adapter);
+
+err_loopback:
+	ixgbe_free_desc_rings(adapter);
+out:
+	return *data;
+}
+
+static void ixgbe_diag_test(struct net_device *netdev,
+			    struct ethtool_test *eth_test, u64 *data)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(netdev);
+	bool if_running = netif_running(netdev);
+
+	if (ixgbe_removed(adapter->hw.hw_addr)) {
+		e_err(hw, "Adapter removed - test blocked\n");
+		data[0] = 1;
+		data[1] = 1;
+		data[2] = 1;
+		data[3] = 1;
+		data[4] = 1;
+		eth_test->flags |= ETH_TEST_FL_FAILED;
+		return;
+	}
+	set_bit(__IXGBE_TESTING, &adapter->state);
+	if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
+		struct ixgbe_hw *hw = &adapter->hw;
+
+		if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) {
+			int i;
+			for (i = 0; i < adapter->num_vfs; i++) {
+				if (adapter->vfinfo[i].clear_to_send) {
+					netdev_warn(netdev, "offline diagnostic is not supported when VFs are present\n");
+					data[0] = 1;
+					data[1] = 1;
+					data[2] = 1;
+					data[3] = 1;
+					data[4] = 1;
+					eth_test->flags |= ETH_TEST_FL_FAILED;
+					clear_bit(__IXGBE_TESTING,
+						  &adapter->state);
+					return;
+				}
+			}
+		}
+
+		/* Offline tests */
+		e_info(hw, "offline testing starting\n");
+
+		/* Link test performed before hardware reset so autoneg doesn't
+		 * interfere with test result
+		 */
+		if (ixgbe_link_test(adapter, &data[4]))
+			eth_test->flags |= ETH_TEST_FL_FAILED;
+
+		if (if_running)
+			/* indicate we're in test mode */
+			ixgbe_close(netdev);
+		else
+			ixgbe_reset(adapter);
+
+		e_info(hw, "register testing starting\n");
+		if (ixgbe_reg_test(adapter, &data[0]))
+			eth_test->flags |= ETH_TEST_FL_FAILED;
+
+		ixgbe_reset(adapter);
+		e_info(hw, "eeprom testing starting\n");
+		if (ixgbe_eeprom_test(adapter, &data[1]))
+			eth_test->flags |= ETH_TEST_FL_FAILED;
+
+		ixgbe_reset(adapter);
+		e_info(hw, "interrupt testing starting\n");
+		if (ixgbe_intr_test(adapter, &data[2]))
+			eth_test->flags |= ETH_TEST_FL_FAILED;
+
+		/* If SRIOV or VMDq is enabled then skip MAC
+		 * loopback diagnostic. */
+		if (adapter->flags & (IXGBE_FLAG_SRIOV_ENABLED |
+				      IXGBE_FLAG_VMDQ_ENABLED)) {
+			e_info(hw, "Skip MAC loopback diagnostic in VT mode\n");
+			data[3] = 0;
+			goto skip_loopback;
+		}
+
+		ixgbe_reset(adapter);
+		e_info(hw, "loopback testing starting\n");
+		if (ixgbe_loopback_test(adapter, &data[3]))
+			eth_test->flags |= ETH_TEST_FL_FAILED;
+
+skip_loopback:
+		ixgbe_reset(adapter);
+
+		/* clear testing bit and return adapter to previous state */
+		clear_bit(__IXGBE_TESTING, &adapter->state);
+		if (if_running)
+			ixgbe_open(netdev);
+		else if (hw->mac.ops.disable_tx_laser)
+			hw->mac.ops.disable_tx_laser(hw);
+	} else {
+		e_info(hw, "online testing starting\n");
+
+		/* Online tests */
+		if (ixgbe_link_test(adapter, &data[4]))
+			eth_test->flags |= ETH_TEST_FL_FAILED;
+
+		/* Offline tests aren't run; pass by default */
+		data[0] = 0;
+		data[1] = 0;
+		data[2] = 0;
+		data[3] = 0;
+
+		clear_bit(__IXGBE_TESTING, &adapter->state);
+	}
+}
+
+static int ixgbe_wol_exclusion(struct ixgbe_adapter *adapter,
+			       struct ethtool_wolinfo *wol)
+{
+	struct ixgbe_hw *hw = &adapter->hw;
+	int retval = 0;
+
+	/* WOL not supported for all devices */
+	if (!ixgbe_wol_supported(adapter, hw->device_id,
+				 hw->subsystem_device_id)) {
+		retval = 1;
+		wol->supported = 0;
+	}
+
+	return retval;
+}
+
+static void ixgbe_get_wol(struct net_device *netdev,
+			  struct ethtool_wolinfo *wol)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(netdev);
+
+	wol->supported = WAKE_UCAST | WAKE_MCAST |
+			 WAKE_BCAST | WAKE_MAGIC;
+	wol->wolopts = 0;
+
+	if (ixgbe_wol_exclusion(adapter, wol) ||
+	    !device_can_wakeup(&adapter->pdev->dev))
+		return;
+
+	if (adapter->wol & IXGBE_WUFC_EX)
+		wol->wolopts |= WAKE_UCAST;
+	if (adapter->wol & IXGBE_WUFC_MC)
+		wol->wolopts |= WAKE_MCAST;
+	if (adapter->wol & IXGBE_WUFC_BC)
+		wol->wolopts |= WAKE_BCAST;
+	if (adapter->wol & IXGBE_WUFC_MAG)
+		wol->wolopts |= WAKE_MAGIC;
+}
+
+static int ixgbe_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(netdev);
+
+	if (wol->wolopts & (WAKE_PHY | WAKE_ARP | WAKE_MAGICSECURE |
+			    WAKE_FILTER))
+		return -EOPNOTSUPP;
+
+	if (ixgbe_wol_exclusion(adapter, wol))
+		return wol->wolopts ? -EOPNOTSUPP : 0;
+
+	adapter->wol = 0;
+
+	if (wol->wolopts & WAKE_UCAST)
+		adapter->wol |= IXGBE_WUFC_EX;
+	if (wol->wolopts & WAKE_MCAST)
+		adapter->wol |= IXGBE_WUFC_MC;
+	if (wol->wolopts & WAKE_BCAST)
+		adapter->wol |= IXGBE_WUFC_BC;
+	if (wol->wolopts & WAKE_MAGIC)
+		adapter->wol |= IXGBE_WUFC_MAG;
+
+	device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol);
+
+	return 0;
+}
+
+static int ixgbe_nway_reset(struct net_device *netdev)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(netdev);
+
+	if (netif_running(netdev))
+		ixgbe_reinit_locked(adapter);
+
+	return 0;
+}
+
+static int ixgbe_set_phys_id(struct net_device *netdev,
+			     enum ethtool_phys_id_state state)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(netdev);
+	struct ixgbe_hw *hw = &adapter->hw;
+
+	if (!hw->mac.ops.led_on || !hw->mac.ops.led_off)
+		return -EOPNOTSUPP;
+
+	switch (state) {
+	case ETHTOOL_ID_ACTIVE:
+		adapter->led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
+		return 2;
+
+	case ETHTOOL_ID_ON:
+		hw->mac.ops.led_on(hw, hw->mac.led_link_act);
+		break;
+
+	case ETHTOOL_ID_OFF:
+		hw->mac.ops.led_off(hw, hw->mac.led_link_act);
+		break;
+
+	case ETHTOOL_ID_INACTIVE:
+		/* Restore LED settings */
+		IXGBE_WRITE_REG(&adapter->hw, IXGBE_LEDCTL, adapter->led_reg);
+		break;
+	}
+
+	return 0;
+}
+
+static int ixgbe_get_coalesce(struct net_device *netdev,
+			      struct ethtool_coalesce *ec,
+			      struct kernel_ethtool_coalesce *kernel_coal,
+			      struct netlink_ext_ack *extack)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(netdev);
+
+	/* only valid if in constant ITR mode */
+	if (adapter->rx_itr_setting <= 1)
+		ec->rx_coalesce_usecs = adapter->rx_itr_setting;
+	else
+		ec->rx_coalesce_usecs = adapter->rx_itr_setting >> 2;
+
+	/* if in mixed tx/rx queues per vector mode, report only rx settings */
+	if (adapter->q_vector[0]->tx.count && adapter->q_vector[0]->rx.count)
+		return 0;
+
+	/* only valid if in constant ITR mode */
+	if (adapter->tx_itr_setting <= 1)
+		ec->tx_coalesce_usecs = adapter->tx_itr_setting;
+	else
+		ec->tx_coalesce_usecs = adapter->tx_itr_setting >> 2;
+
+	return 0;
+}
+
+/*
+ * this function must be called before setting the new value of
+ * rx_itr_setting
+ */
+static bool ixgbe_update_rsc(struct ixgbe_adapter *adapter)
+{
+	struct net_device *netdev = adapter->netdev;
+
+	/* nothing to do if LRO or RSC are not enabled */
+	if (!(adapter->flags2 & IXGBE_FLAG2_RSC_CAPABLE) ||
+	    !(netdev->features & NETIF_F_LRO))
+		return false;
+
+	/* check the feature flag value and enable RSC if necessary */
+	if (adapter->rx_itr_setting == 1 ||
+	    adapter->rx_itr_setting > IXGBE_MIN_RSC_ITR) {
+		if (!(adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED)) {
+			adapter->flags2 |= IXGBE_FLAG2_RSC_ENABLED;
+			e_info(probe, "rx-usecs value high enough to re-enable RSC\n");
+			return true;
+		}
+	/* if interrupt rate is too high then disable RSC */
+	} else if (adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED) {
+		adapter->flags2 &= ~IXGBE_FLAG2_RSC_ENABLED;
+		e_info(probe, "rx-usecs set too low, disabling RSC\n");
+		return true;
+	}
+	return false;
+}
+
+static int ixgbe_set_coalesce(struct net_device *netdev,
+			      struct ethtool_coalesce *ec,
+			      struct kernel_ethtool_coalesce *kernel_coal,
+			      struct netlink_ext_ack *extack)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(netdev);
+	struct ixgbe_q_vector *q_vector;
+	int i;
+	u16 tx_itr_param, rx_itr_param, tx_itr_prev;
+	bool need_reset = false;
+
+	if (adapter->q_vector[0]->tx.count && adapter->q_vector[0]->rx.count) {
+		/* reject Tx specific changes in case of mixed RxTx vectors */
+		if (ec->tx_coalesce_usecs)
+			return -EINVAL;
+		tx_itr_prev = adapter->rx_itr_setting;
+	} else {
+		tx_itr_prev = adapter->tx_itr_setting;
+	}
+
+	if ((ec->rx_coalesce_usecs > (IXGBE_MAX_EITR >> 2)) ||
+	    (ec->tx_coalesce_usecs > (IXGBE_MAX_EITR >> 2)))
+		return -EINVAL;
+
+	if (ec->rx_coalesce_usecs > 1)
+		adapter->rx_itr_setting = ec->rx_coalesce_usecs << 2;
+	else
+		adapter->rx_itr_setting = ec->rx_coalesce_usecs;
+
+	if (adapter->rx_itr_setting == 1)
+		rx_itr_param = IXGBE_20K_ITR;
+	else
+		rx_itr_param = adapter->rx_itr_setting;
+
+	if (ec->tx_coalesce_usecs > 1)
+		adapter->tx_itr_setting = ec->tx_coalesce_usecs << 2;
+	else
+		adapter->tx_itr_setting = ec->tx_coalesce_usecs;
+
+	if (adapter->tx_itr_setting == 1)
+		tx_itr_param = IXGBE_12K_ITR;
+	else
+		tx_itr_param = adapter->tx_itr_setting;
+
+	/* mixed Rx/Tx */
+	if (adapter->q_vector[0]->tx.count && adapter->q_vector[0]->rx.count)
+		adapter->tx_itr_setting = adapter->rx_itr_setting;
+
+	/* detect ITR changes that require update of TXDCTL.WTHRESH */
+	if ((adapter->tx_itr_setting != 1) &&
+	    (adapter->tx_itr_setting < IXGBE_100K_ITR)) {
+		if ((tx_itr_prev == 1) ||
+		    (tx_itr_prev >= IXGBE_100K_ITR))
+			need_reset = true;
+	} else {
+		if ((tx_itr_prev != 1) &&
+		    (tx_itr_prev < IXGBE_100K_ITR))
+			need_reset = true;
+	}
+
+	/* check the old value and enable RSC if necessary */
+	need_reset |= ixgbe_update_rsc(adapter);
+
+	for (i = 0; i < adapter->num_q_vectors; i++) {
+		q_vector = adapter->q_vector[i];
+		if (q_vector->tx.count && !q_vector->rx.count)
+			/* tx only */
+			q_vector->itr = tx_itr_param;
+		else
+			/* rx only or mixed */
+			q_vector->itr = rx_itr_param;
+		ixgbe_write_eitr(q_vector);
+	}
+
+	/*
+	 * do reset here at the end to make sure EITR==0 case is handled
+	 * correctly w.r.t stopping tx, and changing TXDCTL.WTHRESH settings
+	 * also locks in RSC enable/disable which requires reset
+	 */
+	if (need_reset)
+		ixgbe_do_reset(netdev);
+
+	return 0;
+}
+
+static int ixgbe_get_ethtool_fdir_entry(struct ixgbe_adapter *adapter,
+					struct ethtool_rxnfc *cmd)
+{
+	union ixgbe_atr_input *mask = &adapter->fdir_mask;
+	struct ethtool_rx_flow_spec *fsp =
+		(struct ethtool_rx_flow_spec *)&cmd->fs;
+	struct hlist_node *node2;
+	struct ixgbe_fdir_filter *rule = NULL;
+
+	/* report total rule count */
+	cmd->data = (1024 << adapter->fdir_pballoc) - 2;
+
+	hlist_for_each_entry_safe(rule, node2,
+				  &adapter->fdir_filter_list, fdir_node) {
+		if (fsp->location <= rule->sw_idx)
+			break;
+	}
+
+	if (!rule || fsp->location != rule->sw_idx)
+		return -EINVAL;
+
+	/* fill out the flow spec entry */
+
+	/* set flow type field */
+	switch (rule->filter.formatted.flow_type) {
+	case IXGBE_ATR_FLOW_TYPE_TCPV4:
+		fsp->flow_type = TCP_V4_FLOW;
+		break;
+	case IXGBE_ATR_FLOW_TYPE_UDPV4:
+		fsp->flow_type = UDP_V4_FLOW;
+		break;
+	case IXGBE_ATR_FLOW_TYPE_SCTPV4:
+		fsp->flow_type = SCTP_V4_FLOW;
+		break;
+	case IXGBE_ATR_FLOW_TYPE_IPV4:
+		fsp->flow_type = IP_USER_FLOW;
+		fsp->h_u.usr_ip4_spec.ip_ver = ETH_RX_NFC_IP4;
+		fsp->h_u.usr_ip4_spec.proto = 0;
+		fsp->m_u.usr_ip4_spec.proto = 0;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	fsp->h_u.tcp_ip4_spec.psrc = rule->filter.formatted.src_port;
+	fsp->m_u.tcp_ip4_spec.psrc = mask->formatted.src_port;
+	fsp->h_u.tcp_ip4_spec.pdst = rule->filter.formatted.dst_port;
+	fsp->m_u.tcp_ip4_spec.pdst = mask->formatted.dst_port;
+	fsp->h_u.tcp_ip4_spec.ip4src = rule->filter.formatted.src_ip[0];
+	fsp->m_u.tcp_ip4_spec.ip4src = mask->formatted.src_ip[0];
+	fsp->h_u.tcp_ip4_spec.ip4dst = rule->filter.formatted.dst_ip[0];
+	fsp->m_u.tcp_ip4_spec.ip4dst = mask->formatted.dst_ip[0];
+	fsp->h_ext.vlan_tci = rule->filter.formatted.vlan_id;
+	fsp->m_ext.vlan_tci = mask->formatted.vlan_id;
+	fsp->h_ext.vlan_etype = rule->filter.formatted.flex_bytes;
+	fsp->m_ext.vlan_etype = mask->formatted.flex_bytes;
+	fsp->h_ext.data[1] = htonl(rule->filter.formatted.vm_pool);
+	fsp->m_ext.data[1] = htonl(mask->formatted.vm_pool);
+	fsp->flow_type |= FLOW_EXT;
+
+	/* record action */
+	if (rule->action == IXGBE_FDIR_DROP_QUEUE)
+		fsp->ring_cookie = RX_CLS_FLOW_DISC;
+	else
+		fsp->ring_cookie = rule->action;
+
+	return 0;
+}
+
+static int ixgbe_get_ethtool_fdir_all(struct ixgbe_adapter *adapter,
+				      struct ethtool_rxnfc *cmd,
+				      u32 *rule_locs)
+{
+	struct hlist_node *node2;
+	struct ixgbe_fdir_filter *rule;
+	int cnt = 0;
+
+	/* report total rule count */
+	cmd->data = (1024 << adapter->fdir_pballoc) - 2;
+
+	hlist_for_each_entry_safe(rule, node2,
+				  &adapter->fdir_filter_list, fdir_node) {
+		if (cnt == cmd->rule_cnt)
+			return -EMSGSIZE;
+		rule_locs[cnt] = rule->sw_idx;
+		cnt++;
+	}
+
+	cmd->rule_cnt = cnt;
+
+	return 0;
+}
+
+static int ixgbe_get_rss_hash_opts(struct ixgbe_adapter *adapter,
+				   struct ethtool_rxnfc *cmd)
+{
+	cmd->data = 0;
+
+	/* Report default options for RSS on ixgbe */
+	switch (cmd->flow_type) {
+	case TCP_V4_FLOW:
+		cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
+		fallthrough;
+	case UDP_V4_FLOW:
+		if (adapter->flags2 & IXGBE_FLAG2_RSS_FIELD_IPV4_UDP)
+			cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
+		fallthrough;
+	case SCTP_V4_FLOW:
+	case AH_ESP_V4_FLOW:
+	case AH_V4_FLOW:
+	case ESP_V4_FLOW:
+	case IPV4_FLOW:
+		cmd->data |= RXH_IP_SRC | RXH_IP_DST;
+		break;
+	case TCP_V6_FLOW:
+		cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
+		fallthrough;
+	case UDP_V6_FLOW:
+		if (adapter->flags2 & IXGBE_FLAG2_RSS_FIELD_IPV6_UDP)
+			cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
+		fallthrough;
+	case SCTP_V6_FLOW:
+	case AH_ESP_V6_FLOW:
+	case AH_V6_FLOW:
+	case ESP_V6_FLOW:
+	case IPV6_FLOW:
+		cmd->data |= RXH_IP_SRC | RXH_IP_DST;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static int ixgbe_rss_indir_tbl_max(struct ixgbe_adapter *adapter)
+{
+	if (adapter->hw.mac.type < ixgbe_mac_X550)
+		return 16;
+	else
+		return 64;
+}
+
+static int ixgbe_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd,
+			   u32 *rule_locs)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(dev);
+	int ret = -EOPNOTSUPP;
+
+	switch (cmd->cmd) {
+	case ETHTOOL_GRXRINGS:
+		cmd->data = min_t(int, adapter->num_rx_queues,
+				  ixgbe_rss_indir_tbl_max(adapter));
+		ret = 0;
+		break;
+	case ETHTOOL_GRXCLSRLCNT:
+		cmd->rule_cnt = adapter->fdir_filter_count;
+		ret = 0;
+		break;
+	case ETHTOOL_GRXCLSRULE:
+		ret = ixgbe_get_ethtool_fdir_entry(adapter, cmd);
+		break;
+	case ETHTOOL_GRXCLSRLALL:
+		ret = ixgbe_get_ethtool_fdir_all(adapter, cmd, rule_locs);
+		break;
+	case ETHTOOL_GRXFH:
+		ret = ixgbe_get_rss_hash_opts(adapter, cmd);
+		break;
+	default:
+		break;
+	}
+
+	return ret;
+}
+
+int ixgbe_update_ethtool_fdir_entry(struct ixgbe_adapter *adapter,
+				    struct ixgbe_fdir_filter *input,
+				    u16 sw_idx)
+{
+	struct ixgbe_hw *hw = &adapter->hw;
+	struct hlist_node *node2;
+	struct ixgbe_fdir_filter *rule, *parent;
+	int err = -EINVAL;
+
+	parent = NULL;
+	rule = NULL;
+
+	hlist_for_each_entry_safe(rule, node2,
+				  &adapter->fdir_filter_list, fdir_node) {
+		/* hash found, or no matching entry */
+		if (rule->sw_idx >= sw_idx)
+			break;
+		parent = rule;
+	}
+
+	/* if there is an old rule occupying our place remove it */
+	if (rule && (rule->sw_idx == sw_idx)) {
+		if (!input || (rule->filter.formatted.bkt_hash !=
+			       input->filter.formatted.bkt_hash)) {
+			err = ixgbe_fdir_erase_perfect_filter_82599(hw,
+								&rule->filter,
+								sw_idx);
+		}
+
+		hlist_del(&rule->fdir_node);
+		kfree(rule);
+		adapter->fdir_filter_count--;
+	}
+
+	/*
+	 * If no input this was a delete, err should be 0 if a rule was
+	 * successfully found and removed from the list else -EINVAL
+	 */
+	if (!input)
+		return err;
+
+	/* initialize node and set software index */
+	INIT_HLIST_NODE(&input->fdir_node);
+
+	/* add filter to the list */
+	if (parent)
+		hlist_add_behind(&input->fdir_node, &parent->fdir_node);
+	else
+		hlist_add_head(&input->fdir_node,
+			       &adapter->fdir_filter_list);
+
+	/* update counts */
+	adapter->fdir_filter_count++;
+
+	return 0;
+}
+
+static int ixgbe_flowspec_to_flow_type(struct ethtool_rx_flow_spec *fsp,
+				       u8 *flow_type)
+{
+	switch (fsp->flow_type & ~FLOW_EXT) {
+	case TCP_V4_FLOW:
+		*flow_type = IXGBE_ATR_FLOW_TYPE_TCPV4;
+		break;
+	case UDP_V4_FLOW:
+		*flow_type = IXGBE_ATR_FLOW_TYPE_UDPV4;
+		break;
+	case SCTP_V4_FLOW:
+		*flow_type = IXGBE_ATR_FLOW_TYPE_SCTPV4;
+		break;
+	case IP_USER_FLOW:
+		switch (fsp->h_u.usr_ip4_spec.proto) {
+		case IPPROTO_TCP:
+			*flow_type = IXGBE_ATR_FLOW_TYPE_TCPV4;
+			break;
+		case IPPROTO_UDP:
+			*flow_type = IXGBE_ATR_FLOW_TYPE_UDPV4;
+			break;
+		case IPPROTO_SCTP:
+			*flow_type = IXGBE_ATR_FLOW_TYPE_SCTPV4;
+			break;
+		case 0:
+			if (!fsp->m_u.usr_ip4_spec.proto) {
+				*flow_type = IXGBE_ATR_FLOW_TYPE_IPV4;
+				break;
+			}
+			fallthrough;
+		default:
+			return 0;
+		}
+		break;
+	default:
+		return 0;
+	}
+
+	return 1;
+}
+
+static int ixgbe_add_ethtool_fdir_entry(struct ixgbe_adapter *adapter,
+					struct ethtool_rxnfc *cmd)
+{
+	struct ethtool_rx_flow_spec *fsp =
+		(struct ethtool_rx_flow_spec *)&cmd->fs;
+	struct ixgbe_hw *hw = &adapter->hw;
+	struct ixgbe_fdir_filter *input;
+	union ixgbe_atr_input mask;
+	u8 queue;
+	int err;
+
+	if (!(adapter->flags & IXGBE_FLAG_FDIR_PERFECT_CAPABLE))
+		return -EOPNOTSUPP;
+
+	/* ring_cookie is a masked into a set of queues and ixgbe pools or
+	 * we use the drop index.
+	 */
+	if (fsp->ring_cookie == RX_CLS_FLOW_DISC) {
+		queue = IXGBE_FDIR_DROP_QUEUE;
+	} else {
+		u32 ring = ethtool_get_flow_spec_ring(fsp->ring_cookie);
+		u8 vf = ethtool_get_flow_spec_ring_vf(fsp->ring_cookie);
+
+		if (!vf && (ring >= adapter->num_rx_queues))
+			return -EINVAL;
+		else if (vf &&
+			 ((vf > adapter->num_vfs) ||
+			   ring >= adapter->num_rx_queues_per_pool))
+			return -EINVAL;
+
+		/* Map the ring onto the absolute queue index */
+		if (!vf)
+			queue = adapter->rx_ring[ring]->reg_idx;
+		else
+			queue = ((vf - 1) *
+				adapter->num_rx_queues_per_pool) + ring;
+	}
+
+	/* Don't allow indexes to exist outside of available space */
+	if (fsp->location >= ((1024 << adapter->fdir_pballoc) - 2)) {
+		e_err(drv, "Location out of range\n");
+		return -EINVAL;
+	}
+
+	input = kzalloc(sizeof(*input), GFP_ATOMIC);
+	if (!input)
+		return -ENOMEM;
+
+	memset(&mask, 0, sizeof(union ixgbe_atr_input));
+
+	/* set SW index */
+	input->sw_idx = fsp->location;
+
+	/* record flow type */
+	if (!ixgbe_flowspec_to_flow_type(fsp,
+					 &input->filter.formatted.flow_type)) {
+		e_err(drv, "Unrecognized flow type\n");
+		goto err_out;
+	}
+
+	mask.formatted.flow_type = IXGBE_ATR_L4TYPE_IPV6_MASK |
+				   IXGBE_ATR_L4TYPE_MASK;
+
+	if (input->filter.formatted.flow_type == IXGBE_ATR_FLOW_TYPE_IPV4)
+		mask.formatted.flow_type &= IXGBE_ATR_L4TYPE_IPV6_MASK;
+
+	/* Copy input into formatted structures */
+	input->filter.formatted.src_ip[0] = fsp->h_u.tcp_ip4_spec.ip4src;
+	mask.formatted.src_ip[0] = fsp->m_u.tcp_ip4_spec.ip4src;
+	input->filter.formatted.dst_ip[0] = fsp->h_u.tcp_ip4_spec.ip4dst;
+	mask.formatted.dst_ip[0] = fsp->m_u.tcp_ip4_spec.ip4dst;
+	input->filter.formatted.src_port = fsp->h_u.tcp_ip4_spec.psrc;
+	mask.formatted.src_port = fsp->m_u.tcp_ip4_spec.psrc;
+	input->filter.formatted.dst_port = fsp->h_u.tcp_ip4_spec.pdst;
+	mask.formatted.dst_port = fsp->m_u.tcp_ip4_spec.pdst;
+
+	if (fsp->flow_type & FLOW_EXT) {
+		input->filter.formatted.vm_pool =
+				(unsigned char)ntohl(fsp->h_ext.data[1]);
+		mask.formatted.vm_pool =
+				(unsigned char)ntohl(fsp->m_ext.data[1]);
+		input->filter.formatted.vlan_id = fsp->h_ext.vlan_tci;
+		mask.formatted.vlan_id = fsp->m_ext.vlan_tci;
+		input->filter.formatted.flex_bytes =
+						fsp->h_ext.vlan_etype;
+		mask.formatted.flex_bytes = fsp->m_ext.vlan_etype;
+	}
+
+	/* determine if we need to drop or route the packet */
+	if (fsp->ring_cookie == RX_CLS_FLOW_DISC)
+		input->action = IXGBE_FDIR_DROP_QUEUE;
+	else
+		input->action = fsp->ring_cookie;
+
+	spin_lock(&adapter->fdir_perfect_lock);
+
+	if (hlist_empty(&adapter->fdir_filter_list)) {
+		/* save mask and program input mask into HW */
+		memcpy(&adapter->fdir_mask, &mask, sizeof(mask));
+		err = ixgbe_fdir_set_input_mask_82599(hw, &mask);
+		if (err) {
+			e_err(drv, "Error writing mask\n");
+			goto err_out_w_lock;
+		}
+	} else if (memcmp(&adapter->fdir_mask, &mask, sizeof(mask))) {
+		e_err(drv, "Only one mask supported per port\n");
+		goto err_out_w_lock;
+	}
+
+	/* apply mask and compute/store hash */
+	ixgbe_atr_compute_perfect_hash_82599(&input->filter, &mask);
+
+	/* program filters to filter memory */
+	err = ixgbe_fdir_write_perfect_filter_82599(hw,
+				&input->filter, input->sw_idx, queue);
+	if (err)
+		goto err_out_w_lock;
+
+	ixgbe_update_ethtool_fdir_entry(adapter, input, input->sw_idx);
+
+	spin_unlock(&adapter->fdir_perfect_lock);
+
+	return err;
+err_out_w_lock:
+	spin_unlock(&adapter->fdir_perfect_lock);
+err_out:
+	kfree(input);
+	return -EINVAL;
+}
+
+static int ixgbe_del_ethtool_fdir_entry(struct ixgbe_adapter *adapter,
+					struct ethtool_rxnfc *cmd)
+{
+	struct ethtool_rx_flow_spec *fsp =
+		(struct ethtool_rx_flow_spec *)&cmd->fs;
+	int err;
+
+	spin_lock(&adapter->fdir_perfect_lock);
+	err = ixgbe_update_ethtool_fdir_entry(adapter, NULL, fsp->location);
+	spin_unlock(&adapter->fdir_perfect_lock);
+
+	return err;
+}
+
+#define UDP_RSS_FLAGS (IXGBE_FLAG2_RSS_FIELD_IPV4_UDP | \
+		       IXGBE_FLAG2_RSS_FIELD_IPV6_UDP)
+static int ixgbe_set_rss_hash_opt(struct ixgbe_adapter *adapter,
+				  struct ethtool_rxnfc *nfc)
+{
+	u32 flags2 = adapter->flags2;
+
+	/*
+	 * RSS does not support anything other than hashing
+	 * to queues on src and dst IPs and ports
+	 */
+	if (nfc->data & ~(RXH_IP_SRC | RXH_IP_DST |
+			  RXH_L4_B_0_1 | RXH_L4_B_2_3))
+		return -EINVAL;
+
+	switch (nfc->flow_type) {
+	case TCP_V4_FLOW:
+	case TCP_V6_FLOW:
+		if (!(nfc->data & RXH_IP_SRC) ||
+		    !(nfc->data & RXH_IP_DST) ||
+		    !(nfc->data & RXH_L4_B_0_1) ||
+		    !(nfc->data & RXH_L4_B_2_3))
+			return -EINVAL;
+		break;
+	case UDP_V4_FLOW:
+		if (!(nfc->data & RXH_IP_SRC) ||
+		    !(nfc->data & RXH_IP_DST))
+			return -EINVAL;
+		switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) {
+		case 0:
+			flags2 &= ~IXGBE_FLAG2_RSS_FIELD_IPV4_UDP;
+			break;
+		case (RXH_L4_B_0_1 | RXH_L4_B_2_3):
+			flags2 |= IXGBE_FLAG2_RSS_FIELD_IPV4_UDP;
+			break;
+		default:
+			return -EINVAL;
+		}
+		break;
+	case UDP_V6_FLOW:
+		if (!(nfc->data & RXH_IP_SRC) ||
+		    !(nfc->data & RXH_IP_DST))
+			return -EINVAL;
+		switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) {
+		case 0:
+			flags2 &= ~IXGBE_FLAG2_RSS_FIELD_IPV6_UDP;
+			break;
+		case (RXH_L4_B_0_1 | RXH_L4_B_2_3):
+			flags2 |= IXGBE_FLAG2_RSS_FIELD_IPV6_UDP;
+			break;
+		default:
+			return -EINVAL;
+		}
+		break;
+	case AH_ESP_V4_FLOW:
+	case AH_V4_FLOW:
+	case ESP_V4_FLOW:
+	case SCTP_V4_FLOW:
+	case AH_ESP_V6_FLOW:
+	case AH_V6_FLOW:
+	case ESP_V6_FLOW:
+	case SCTP_V6_FLOW:
+		if (!(nfc->data & RXH_IP_SRC) ||
+		    !(nfc->data & RXH_IP_DST) ||
+		    (nfc->data & RXH_L4_B_0_1) ||
+		    (nfc->data & RXH_L4_B_2_3))
+			return -EINVAL;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	/* if we changed something we need to update flags */
+	if (flags2 != adapter->flags2) {
+		struct ixgbe_hw *hw = &adapter->hw;
+		u32 mrqc;
+		unsigned int pf_pool = adapter->num_vfs;
+
+		if ((hw->mac.type >= ixgbe_mac_X550) &&
+		    (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED))
+			mrqc = IXGBE_READ_REG(hw, IXGBE_PFVFMRQC(pf_pool));
+		else
+			mrqc = IXGBE_READ_REG(hw, IXGBE_MRQC);
+
+		if ((flags2 & UDP_RSS_FLAGS) &&
+		    !(adapter->flags2 & UDP_RSS_FLAGS))
+			e_warn(drv, "enabling UDP RSS: fragmented packets may arrive out of order to the stack above\n");
+
+		adapter->flags2 = flags2;
+
+		/* Perform hash on these packet types */
+		mrqc |= IXGBE_MRQC_RSS_FIELD_IPV4
+		      | IXGBE_MRQC_RSS_FIELD_IPV4_TCP
+		      | IXGBE_MRQC_RSS_FIELD_IPV6
+		      | IXGBE_MRQC_RSS_FIELD_IPV6_TCP;
+
+		mrqc &= ~(IXGBE_MRQC_RSS_FIELD_IPV4_UDP |
+			  IXGBE_MRQC_RSS_FIELD_IPV6_UDP);
+
+		if (flags2 & IXGBE_FLAG2_RSS_FIELD_IPV4_UDP)
+			mrqc |= IXGBE_MRQC_RSS_FIELD_IPV4_UDP;
+
+		if (flags2 & IXGBE_FLAG2_RSS_FIELD_IPV6_UDP)
+			mrqc |= IXGBE_MRQC_RSS_FIELD_IPV6_UDP;
+
+		if ((hw->mac.type >= ixgbe_mac_X550) &&
+		    (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED))
+			IXGBE_WRITE_REG(hw, IXGBE_PFVFMRQC(pf_pool), mrqc);
+		else
+			IXGBE_WRITE_REG(hw, IXGBE_MRQC, mrqc);
+	}
+
+	return 0;
+}
+
+static int ixgbe_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(dev);
+	int ret = -EOPNOTSUPP;
+
+	switch (cmd->cmd) {
+	case ETHTOOL_SRXCLSRLINS:
+		ret = ixgbe_add_ethtool_fdir_entry(adapter, cmd);
+		break;
+	case ETHTOOL_SRXCLSRLDEL:
+		ret = ixgbe_del_ethtool_fdir_entry(adapter, cmd);
+		break;
+	case ETHTOOL_SRXFH:
+		ret = ixgbe_set_rss_hash_opt(adapter, cmd);
+		break;
+	default:
+		break;
+	}
+
+	return ret;
+}
+
+static u32 ixgbe_get_rxfh_key_size(struct net_device *netdev)
+{
+	return IXGBE_RSS_KEY_SIZE;
+}
+
+static u32 ixgbe_rss_indir_size(struct net_device *netdev)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(netdev);
+
+	return ixgbe_rss_indir_tbl_entries(adapter);
+}
+
+static void ixgbe_get_reta(struct ixgbe_adapter *adapter, u32 *indir)
+{
+	int i, reta_size = ixgbe_rss_indir_tbl_entries(adapter);
+	u16 rss_m = adapter->ring_feature[RING_F_RSS].mask;
+
+	if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED)
+		rss_m = adapter->ring_feature[RING_F_RSS].indices - 1;
+
+	for (i = 0; i < reta_size; i++)
+		indir[i] = adapter->rss_indir_tbl[i] & rss_m;
+}
+
+static int ixgbe_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key,
+			  u8 *hfunc)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(netdev);
+
+	if (hfunc)
+		*hfunc = ETH_RSS_HASH_TOP;
+
+	if (indir)
+		ixgbe_get_reta(adapter, indir);
+
+	if (key)
+		memcpy(key, adapter->rss_key, ixgbe_get_rxfh_key_size(netdev));
+
+	return 0;
+}
+
+static int ixgbe_set_rxfh(struct net_device *netdev, const u32 *indir,
+			  const u8 *key, const u8 hfunc)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(netdev);
+	int i;
+	u32 reta_entries = ixgbe_rss_indir_tbl_entries(adapter);
+
+	if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP)
+		return -EOPNOTSUPP;
+
+	/* Fill out the redirection table */
+	if (indir) {
+		int max_queues = min_t(int, adapter->num_rx_queues,
+				       ixgbe_rss_indir_tbl_max(adapter));
+
+		/*Allow at least 2 queues w/ SR-IOV.*/
+		if ((adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) &&
+		    (max_queues < 2))
+			max_queues = 2;
+
+		/* Verify user input. */
+		for (i = 0; i < reta_entries; i++)
+			if (indir[i] >= max_queues)
+				return -EINVAL;
+
+		for (i = 0; i < reta_entries; i++)
+			adapter->rss_indir_tbl[i] = indir[i];
+
+		ixgbe_store_reta(adapter);
+	}
+
+	/* Fill out the rss hash key */
+	if (key) {
+		memcpy(adapter->rss_key, key, ixgbe_get_rxfh_key_size(netdev));
+		ixgbe_store_key(adapter);
+	}
+
+	return 0;
+}
+
+static int ixgbe_get_ts_info(struct net_device *dev,
+			     struct ethtool_ts_info *info)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(dev);
+
+	/* we always support timestamping disabled */
+	info->rx_filters = BIT(HWTSTAMP_FILTER_NONE);
+
+	switch (adapter->hw.mac.type) {
+	case ixgbe_mac_X550:
+	case ixgbe_mac_X550EM_x:
+	case ixgbe_mac_x550em_a:
+		info->rx_filters |= BIT(HWTSTAMP_FILTER_ALL);
+		break;
+	case ixgbe_mac_X540:
+	case ixgbe_mac_82599EB:
+		info->rx_filters |=
+			BIT(HWTSTAMP_FILTER_PTP_V1_L4_SYNC) |
+			BIT(HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ) |
+			BIT(HWTSTAMP_FILTER_PTP_V2_EVENT);
+		break;
+	default:
+		return ethtool_op_get_ts_info(dev, info);
+	}
+
+	info->so_timestamping =
+		SOF_TIMESTAMPING_TX_SOFTWARE |
+		SOF_TIMESTAMPING_RX_SOFTWARE |
+		SOF_TIMESTAMPING_SOFTWARE |
+		SOF_TIMESTAMPING_TX_HARDWARE |
+		SOF_TIMESTAMPING_RX_HARDWARE |
+		SOF_TIMESTAMPING_RAW_HARDWARE;
+
+	if (adapter->ptp_clock)
+		info->phc_index = ptp_clock_index(adapter->ptp_clock);
+	else
+		info->phc_index = -1;
+
+	info->tx_types =
+		BIT(HWTSTAMP_TX_OFF) |
+		BIT(HWTSTAMP_TX_ON);
+
+	return 0;
+}
+
+static unsigned int ixgbe_max_channels(struct ixgbe_adapter *adapter)
+{
+	unsigned int max_combined;
+	u8 tcs = adapter->hw_tcs;
+
+	if (!(adapter->flags & IXGBE_FLAG_MSIX_ENABLED)) {
+		/* We only support one q_vector without MSI-X */
+		max_combined = 1;
+	} else if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) {
+		/* Limit value based on the queue mask */
+		max_combined = adapter->ring_feature[RING_F_RSS].mask + 1;
+	} else if (tcs > 1) {
+		/* For DCB report channels per traffic class */
+		if (adapter->hw.mac.type == ixgbe_mac_82598EB) {
+			/* 8 TC w/ 4 queues per TC */
+			max_combined = 4;
+		} else if (tcs > 4) {
+			/* 8 TC w/ 8 queues per TC */
+			max_combined = 8;
+		} else {
+			/* 4 TC w/ 16 queues per TC */
+			max_combined = 16;
+		}
+	} else if (adapter->atr_sample_rate) {
+		/* support up to 64 queues with ATR */
+		max_combined = IXGBE_MAX_FDIR_INDICES;
+	} else {
+		/* support up to 16 queues with RSS */
+		max_combined = ixgbe_max_rss_indices(adapter);
+	}
+
+	return min_t(int, max_combined, num_online_cpus());
+}
+
+static void ixgbe_get_channels(struct net_device *dev,
+			       struct ethtool_channels *ch)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(dev);
+
+	/* report maximum channels */
+	ch->max_combined = ixgbe_max_channels(adapter);
+
+	/* report info for other vector */
+	if (adapter->flags & IXGBE_FLAG_MSIX_ENABLED) {
+		ch->max_other = NON_Q_VECTORS;
+		ch->other_count = NON_Q_VECTORS;
+	}
+
+	/* record RSS queues */
+	ch->combined_count = adapter->ring_feature[RING_F_RSS].indices;
+
+	/* nothing else to report if RSS is disabled */
+	if (ch->combined_count == 1)
+		return;
+
+	/* we do not support ATR queueing if SR-IOV is enabled */
+	if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED)
+		return;
+
+	/* same thing goes for being DCB enabled */
+	if (adapter->hw_tcs > 1)
+		return;
+
+	/* if ATR is disabled we can exit */
+	if (!adapter->atr_sample_rate)
+		return;
+
+	/* report flow director queues as maximum channels */
+	ch->combined_count = adapter->ring_feature[RING_F_FDIR].indices;
+}
+
+static int ixgbe_set_channels(struct net_device *dev,
+			      struct ethtool_channels *ch)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(dev);
+	unsigned int count = ch->combined_count;
+	u8 max_rss_indices = ixgbe_max_rss_indices(adapter);
+
+	/* verify they are not requesting separate vectors */
+	if (!count || ch->rx_count || ch->tx_count)
+		return -EINVAL;
+
+	/* verify other_count has not changed */
+	if (ch->other_count != NON_Q_VECTORS)
+		return -EINVAL;
+
+	/* verify the number of channels does not exceed hardware limits */
+	if (count > ixgbe_max_channels(adapter))
+		return -EINVAL;
+
+	/* update feature limits from largest to smallest supported values */
+	adapter->ring_feature[RING_F_FDIR].limit = count;
+
+	/* cap RSS limit */
+	if (count > max_rss_indices)
+		count = max_rss_indices;
+	adapter->ring_feature[RING_F_RSS].limit = count;
+
+#ifdef IXGBE_FCOE
+	/* cap FCoE limit at 8 */
+	if (count > IXGBE_FCRETA_SIZE)
+		count = IXGBE_FCRETA_SIZE;
+	adapter->ring_feature[RING_F_FCOE].limit = count;
+
+#endif
+	/* use setup TC to update any traffic class queue mapping */
+	return ixgbe_setup_tc(dev, adapter->hw_tcs);
+}
+
+static int ixgbe_get_module_info(struct net_device *dev,
+				       struct ethtool_modinfo *modinfo)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(dev);
+	struct ixgbe_hw *hw = &adapter->hw;
+	s32 status;
+	u8 sff8472_rev, addr_mode;
+	bool page_swap = false;
+
+	if (hw->phy.type == ixgbe_phy_fw)
+		return -ENXIO;
+
+	/* Check whether we support SFF-8472 or not */
+	status = hw->phy.ops.read_i2c_eeprom(hw,
+					     IXGBE_SFF_SFF_8472_COMP,
+					     &sff8472_rev);
+	if (status)
+		return -EIO;
+
+	/* addressing mode is not supported */
+	status = hw->phy.ops.read_i2c_eeprom(hw,
+					     IXGBE_SFF_SFF_8472_SWAP,
+					     &addr_mode);
+	if (status)
+		return -EIO;
+
+	if (addr_mode & IXGBE_SFF_ADDRESSING_MODE) {
+		e_err(drv, "Address change required to access page 0xA2, but not supported. Please report the module type to the driver maintainers.\n");
+		page_swap = true;
+	}
+
+	if (sff8472_rev == IXGBE_SFF_SFF_8472_UNSUP || page_swap ||
+	    !(addr_mode & IXGBE_SFF_DDM_IMPLEMENTED)) {
+		/* We have a SFP, but it does not support SFF-8472 */
+		modinfo->type = ETH_MODULE_SFF_8079;
+		modinfo->eeprom_len = ETH_MODULE_SFF_8079_LEN;
+	} else {
+		/* We have a SFP which supports a revision of SFF-8472. */
+		modinfo->type = ETH_MODULE_SFF_8472;
+		modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN;
+	}
+
+	return 0;
+}
+
+static int ixgbe_get_module_eeprom(struct net_device *dev,
+					 struct ethtool_eeprom *ee,
+					 u8 *data)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(dev);
+	struct ixgbe_hw *hw = &adapter->hw;
+	s32 status = IXGBE_ERR_PHY_ADDR_INVALID;
+	u8 databyte = 0xFF;
+	int i = 0;
+
+	if (ee->len == 0)
+		return -EINVAL;
+
+	if (hw->phy.type == ixgbe_phy_fw)
+		return -ENXIO;
+
+	for (i = ee->offset; i < ee->offset + ee->len; i++) {
+		/* I2C reads can take long time */
+		if (test_bit(__IXGBE_IN_SFP_INIT, &adapter->state))
+			return -EBUSY;
+
+		if (i < ETH_MODULE_SFF_8079_LEN)
+			status = hw->phy.ops.read_i2c_eeprom(hw, i, &databyte);
+		else
+			status = hw->phy.ops.read_i2c_sff8472(hw, i, &databyte);
+
+		if (status)
+			return -EIO;
+
+		data[i - ee->offset] = databyte;
+	}
+
+	return 0;
+}
+
+static const struct {
+	ixgbe_link_speed mac_speed;
+	u32 supported;
+} ixgbe_ls_map[] = {
+	{ IXGBE_LINK_SPEED_10_FULL, SUPPORTED_10baseT_Full },
+	{ IXGBE_LINK_SPEED_100_FULL, SUPPORTED_100baseT_Full },
+	{ IXGBE_LINK_SPEED_1GB_FULL, SUPPORTED_1000baseT_Full },
+	{ IXGBE_LINK_SPEED_2_5GB_FULL, SUPPORTED_2500baseX_Full },
+	{ IXGBE_LINK_SPEED_10GB_FULL, SUPPORTED_10000baseT_Full },
+};
+
+static const struct {
+	u32 lp_advertised;
+	u32 mac_speed;
+} ixgbe_lp_map[] = {
+	{ FW_PHY_ACT_UD_2_100M_TX_EEE, SUPPORTED_100baseT_Full },
+	{ FW_PHY_ACT_UD_2_1G_T_EEE, SUPPORTED_1000baseT_Full },
+	{ FW_PHY_ACT_UD_2_10G_T_EEE, SUPPORTED_10000baseT_Full },
+	{ FW_PHY_ACT_UD_2_1G_KX_EEE, SUPPORTED_1000baseKX_Full },
+	{ FW_PHY_ACT_UD_2_10G_KX4_EEE, SUPPORTED_10000baseKX4_Full },
+	{ FW_PHY_ACT_UD_2_10G_KR_EEE, SUPPORTED_10000baseKR_Full},
+};
+
+static int
+ixgbe_get_eee_fw(struct ixgbe_adapter *adapter, struct ethtool_eee *edata)
+{
+	u32 info[FW_PHY_ACT_DATA_COUNT] = { 0 };
+	struct ixgbe_hw *hw = &adapter->hw;
+	s32 rc;
+	u16 i;
+
+	rc = ixgbe_fw_phy_activity(hw, FW_PHY_ACT_UD_2, &info);
+	if (rc)
+		return rc;
+
+	edata->lp_advertised = 0;
+	for (i = 0; i < ARRAY_SIZE(ixgbe_lp_map); ++i) {
+		if (info[0] & ixgbe_lp_map[i].lp_advertised)
+			edata->lp_advertised |= ixgbe_lp_map[i].mac_speed;
+	}
+
+	edata->supported = 0;
+	for (i = 0; i < ARRAY_SIZE(ixgbe_ls_map); ++i) {
+		if (hw->phy.eee_speeds_supported & ixgbe_ls_map[i].mac_speed)
+			edata->supported |= ixgbe_ls_map[i].supported;
+	}
+
+	edata->advertised = 0;
+	for (i = 0; i < ARRAY_SIZE(ixgbe_ls_map); ++i) {
+		if (hw->phy.eee_speeds_advertised & ixgbe_ls_map[i].mac_speed)
+			edata->advertised |= ixgbe_ls_map[i].supported;
+	}
+
+	edata->eee_enabled = !!edata->advertised;
+	edata->tx_lpi_enabled = edata->eee_enabled;
+	if (edata->advertised & edata->lp_advertised)
+		edata->eee_active = true;
+
+	return 0;
+}
+
+static int ixgbe_get_eee(struct net_device *netdev, struct ethtool_eee *edata)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(netdev);
+	struct ixgbe_hw *hw = &adapter->hw;
+
+	if (!(adapter->flags2 & IXGBE_FLAG2_EEE_CAPABLE))
+		return -EOPNOTSUPP;
+
+	if (hw->phy.eee_speeds_supported && hw->phy.type == ixgbe_phy_fw)
+		return ixgbe_get_eee_fw(adapter, edata);
+
+	return -EOPNOTSUPP;
+}
+
+static int ixgbe_set_eee(struct net_device *netdev, struct ethtool_eee *edata)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(netdev);
+	struct ixgbe_hw *hw = &adapter->hw;
+	struct ethtool_eee eee_data;
+	s32 ret_val;
+
+	if (!(adapter->flags2 & IXGBE_FLAG2_EEE_CAPABLE))
+		return -EOPNOTSUPP;
+
+	memset(&eee_data, 0, sizeof(struct ethtool_eee));
+
+	ret_val = ixgbe_get_eee(netdev, &eee_data);
+	if (ret_val)
+		return ret_val;
+
+	if (eee_data.eee_enabled && !edata->eee_enabled) {
+		if (eee_data.tx_lpi_enabled != edata->tx_lpi_enabled) {
+			e_err(drv, "Setting EEE tx-lpi is not supported\n");
+			return -EINVAL;
+		}
+
+		if (eee_data.tx_lpi_timer != edata->tx_lpi_timer) {
+			e_err(drv,
+			      "Setting EEE Tx LPI timer is not supported\n");
+			return -EINVAL;
+		}
+
+		if (eee_data.advertised != edata->advertised) {
+			e_err(drv,
+			      "Setting EEE advertised speeds is not supported\n");
+			return -EINVAL;
+		}
+	}
+
+	if (eee_data.eee_enabled != edata->eee_enabled) {
+		if (edata->eee_enabled) {
+			adapter->flags2 |= IXGBE_FLAG2_EEE_ENABLED;
+			hw->phy.eee_speeds_advertised =
+						   hw->phy.eee_speeds_supported;
+		} else {
+			adapter->flags2 &= ~IXGBE_FLAG2_EEE_ENABLED;
+			hw->phy.eee_speeds_advertised = 0;
+		}
+
+		/* reset link */
+		if (netif_running(netdev))
+			ixgbe_reinit_locked(adapter);
+		else
+			ixgbe_reset(adapter);
+	}
+
+	return 0;
+}
+
+static u32 ixgbe_get_priv_flags(struct net_device *netdev)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(netdev);
+	u32 priv_flags = 0;
+
+	if (adapter->flags2 & IXGBE_FLAG2_RX_LEGACY)
+		priv_flags |= IXGBE_PRIV_FLAGS_LEGACY_RX;
+
+	if (adapter->flags2 & IXGBE_FLAG2_VF_IPSEC_ENABLED)
+		priv_flags |= IXGBE_PRIV_FLAGS_VF_IPSEC_EN;
+
+	if (adapter->flags2 & IXGBE_FLAG2_AUTO_DISABLE_VF)
+		priv_flags |= IXGBE_PRIV_FLAGS_AUTO_DISABLE_VF;
+
+	return priv_flags;
+}
+
+static int ixgbe_set_priv_flags(struct net_device *netdev, u32 priv_flags)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(netdev);
+	unsigned int flags2 = adapter->flags2;
+	unsigned int i;
+
+	flags2 &= ~IXGBE_FLAG2_RX_LEGACY;
+	if (priv_flags & IXGBE_PRIV_FLAGS_LEGACY_RX)
+		flags2 |= IXGBE_FLAG2_RX_LEGACY;
+
+	flags2 &= ~IXGBE_FLAG2_VF_IPSEC_ENABLED;
+	if (priv_flags & IXGBE_PRIV_FLAGS_VF_IPSEC_EN)
+		flags2 |= IXGBE_FLAG2_VF_IPSEC_ENABLED;
+
+	flags2 &= ~IXGBE_FLAG2_AUTO_DISABLE_VF;
+	if (priv_flags & IXGBE_PRIV_FLAGS_AUTO_DISABLE_VF) {
+		if (adapter->hw.mac.type == ixgbe_mac_82599EB) {
+			/* Reset primary abort counter */
+			for (i = 0; i < adapter->num_vfs; i++)
+				adapter->vfinfo[i].primary_abort_count = 0;
+
+			flags2 |= IXGBE_FLAG2_AUTO_DISABLE_VF;
+		} else {
+			e_info(probe,
+			       "Cannot set private flags: Operation not supported\n");
+			return -EOPNOTSUPP;
+		}
+	}
+
+	if (flags2 != adapter->flags2) {
+		adapter->flags2 = flags2;
+
+		/* reset interface to repopulate queues */
+		if (netif_running(netdev))
+			ixgbe_reinit_locked(adapter);
+	}
+
+	return 0;
+}
+
+static const struct ethtool_ops ixgbe_ethtool_ops = {
+	.supported_coalesce_params = ETHTOOL_COALESCE_USECS,
+	.get_drvinfo            = ixgbe_get_drvinfo,
+	.get_regs_len           = ixgbe_get_regs_len,
+	.get_regs               = ixgbe_get_regs,
+	.get_wol                = ixgbe_get_wol,
+	.set_wol                = ixgbe_set_wol,
+	.nway_reset             = ixgbe_nway_reset,
+	.get_link               = ethtool_op_get_link,
+	.get_eeprom_len         = ixgbe_get_eeprom_len,
+	.get_eeprom             = ixgbe_get_eeprom,
+	.set_eeprom             = ixgbe_set_eeprom,
+	.get_ringparam          = ixgbe_get_ringparam,
+	.set_ringparam          = ixgbe_set_ringparam,
+	.get_pause_stats	= ixgbe_get_pause_stats,
+	.get_pauseparam         = ixgbe_get_pauseparam,
+	.set_pauseparam         = ixgbe_set_pauseparam,
+	.get_msglevel           = ixgbe_get_msglevel,
+	.set_msglevel           = ixgbe_set_msglevel,
+	.self_test              = ixgbe_diag_test,
+	.get_strings            = ixgbe_get_strings,
+	.set_phys_id            = ixgbe_set_phys_id,
+	.get_sset_count         = ixgbe_get_sset_count,
+	.get_ethtool_stats      = ixgbe_get_ethtool_stats,
+	.get_coalesce           = ixgbe_get_coalesce,
+	.set_coalesce           = ixgbe_set_coalesce,
+	.get_rxnfc		= ixgbe_get_rxnfc,
+	.set_rxnfc		= ixgbe_set_rxnfc,
+	.get_rxfh_indir_size	= ixgbe_rss_indir_size,
+	.get_rxfh_key_size	= ixgbe_get_rxfh_key_size,
+	.get_rxfh		= ixgbe_get_rxfh,
+	.set_rxfh		= ixgbe_set_rxfh,
+	.get_eee		= ixgbe_get_eee,
+	.set_eee		= ixgbe_set_eee,
+	.get_channels		= ixgbe_get_channels,
+	.set_channels		= ixgbe_set_channels,
+	.get_priv_flags		= ixgbe_get_priv_flags,
+	.set_priv_flags		= ixgbe_set_priv_flags,
+	.get_ts_info		= ixgbe_get_ts_info,
+	.get_module_info	= ixgbe_get_module_info,
+	.get_module_eeprom	= ixgbe_get_module_eeprom,
+	.get_link_ksettings     = ixgbe_get_link_ksettings,
+	.set_link_ksettings     = ixgbe_set_link_ksettings,
+};
+
+void ixgbe_set_ethtool_ops(struct net_device *netdev)
+{
+	netdev->ethtool_ops = &ixgbe_ethtool_ops;
+}
author	Daniel Baumann <daniel.baumann@progress-linux.org>	2024-04-07 18:49:45 +0000
committer	Daniel Baumann <daniel.baumann@progress-linux.org>	2024-04-07 18:49:45 +0000
commit	2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree	848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
parent	Initial commit. (diff)
download	linux-upstream.tar.xz linux-upstream.zip