ice: Implement handlers for ethtool PHY/link operations

This patch implements handlers for ethtool get_link_ksettings and
set_link_ksettings. Helper functions use by these handlers are also
introduced in this patch.
Signed-off-by: Chinh Cao <chinh.t.cao@intel.com>
Signed-off-by: Anirudh Venkataramanan <anirudh.venkataramanan@intel.com>
Tested-by: Tony Brelinski <tonyx.brelinski@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

drivers/net/ethernet/intel/ice/ice_adminq_cmd.h

@@ -922,7 +922,9 @@ struct ice_aqc_set_phy_cfg_data {
 #define ICE_AQ_PHY_ENA_RX_PAUSE_ABILITY		BIT(1)
 #define ICE_AQ_PHY_ENA_LOW_POWER	BIT(2)
 #define ICE_AQ_PHY_ENA_LINK		BIT(3)
-#define ICE_AQ_PHY_ENA_ATOMIC_LINK		BIT(5)
+#define ICE_AQ_PHY_ENA_AUTO_LINK_UPDT	BIT(5)
+#define ICE_AQ_PHY_ENA_LESM		BIT(6)
+#define ICE_AQ_PHY_ENA_AUTO_FEC		BIT(7)
 	u8 low_power_ctrl;
 	__le16 eee_cap; /* Value from ice_aqc_get_phy_caps */
 	__le16 eeer_value;

drivers/net/ethernet/intel/ice/ice_common.c

@@ -125,7 +125,7 @@ ice_aq_manage_mac_read(struct ice_hw *hw, void *buf, u16 buf_size,
  *
  * Returns the various PHY capabilities supported on the Port (0x0600)
  */
-static enum ice_status
+enum ice_status
 ice_aq_get_phy_caps(struct ice_port_info *pi, bool qual_mods, u8 report_mode,
 		    struct ice_aqc_get_phy_caps_data *pcaps,
 		    struct ice_sq_cd *cd)
@@ -1408,6 +1408,110 @@ void ice_clear_pxe_mode(struct ice_hw *hw)
 		ice_aq_clear_pxe_mode(hw);
 }
 
+/**
+ * ice_get_link_speed_based_on_phy_type - returns link speed
+ * @phy_type_low: lower part of phy_type
+ *
+ * This helper function will convert a phy_type_low to its corresponding link
+ * speed.
+ * Note: In the structure of phy_type_low, there should be one bit set, as
+ * this function will convert one phy type to its speed.
+ * If no bit gets set, ICE_LINK_SPEED_UNKNOWN will be returned
+ * If more than one bit gets set, ICE_LINK_SPEED_UNKNOWN will be returned
+ */
+static u16
+ice_get_link_speed_based_on_phy_type(u64 phy_type_low)
+{
+	u16 speed_phy_type_low = ICE_AQ_LINK_SPEED_UNKNOWN;
+
+	switch (phy_type_low) {
+	case ICE_PHY_TYPE_LOW_100BASE_TX:
+	case ICE_PHY_TYPE_LOW_100M_SGMII:
+		speed_phy_type_low = ICE_AQ_LINK_SPEED_100MB;
+		break;
+	case ICE_PHY_TYPE_LOW_1000BASE_T:
+	case ICE_PHY_TYPE_LOW_1000BASE_SX:
+	case ICE_PHY_TYPE_LOW_1000BASE_LX:
+	case ICE_PHY_TYPE_LOW_1000BASE_KX:
+	case ICE_PHY_TYPE_LOW_1G_SGMII:
+		speed_phy_type_low = ICE_AQ_LINK_SPEED_1000MB;
+		break;
+	case ICE_PHY_TYPE_LOW_2500BASE_T:
+	case ICE_PHY_TYPE_LOW_2500BASE_X:
+	case ICE_PHY_TYPE_LOW_2500BASE_KX:
+		speed_phy_type_low = ICE_AQ_LINK_SPEED_2500MB;
+		break;
+	case ICE_PHY_TYPE_LOW_5GBASE_T:
+	case ICE_PHY_TYPE_LOW_5GBASE_KR:
+		speed_phy_type_low = ICE_AQ_LINK_SPEED_5GB;
+		break;
+	case ICE_PHY_TYPE_LOW_10GBASE_T:
+	case ICE_PHY_TYPE_LOW_10G_SFI_DA:
+	case ICE_PHY_TYPE_LOW_10GBASE_SR:
+	case ICE_PHY_TYPE_LOW_10GBASE_LR:
+	case ICE_PHY_TYPE_LOW_10GBASE_KR_CR1:
+	case ICE_PHY_TYPE_LOW_10G_SFI_AOC_ACC:
+	case ICE_PHY_TYPE_LOW_10G_SFI_C2C:
+		speed_phy_type_low = ICE_AQ_LINK_SPEED_10GB;
+		break;
+	case ICE_PHY_TYPE_LOW_25GBASE_T:
+	case ICE_PHY_TYPE_LOW_25GBASE_CR:
+	case ICE_PHY_TYPE_LOW_25GBASE_CR_S:
+	case ICE_PHY_TYPE_LOW_25GBASE_CR1:
+	case ICE_PHY_TYPE_LOW_25GBASE_SR:
+	case ICE_PHY_TYPE_LOW_25GBASE_LR:
+	case ICE_PHY_TYPE_LOW_25GBASE_KR:
+	case ICE_PHY_TYPE_LOW_25GBASE_KR_S:
+	case ICE_PHY_TYPE_LOW_25GBASE_KR1:
+	case ICE_PHY_TYPE_LOW_25G_AUI_AOC_ACC:
+	case ICE_PHY_TYPE_LOW_25G_AUI_C2C:
+		speed_phy_type_low = ICE_AQ_LINK_SPEED_25GB;
+		break;
+	case ICE_PHY_TYPE_LOW_40GBASE_CR4:
+	case ICE_PHY_TYPE_LOW_40GBASE_SR4:
+	case ICE_PHY_TYPE_LOW_40GBASE_LR4:
+	case ICE_PHY_TYPE_LOW_40GBASE_KR4:
+	case ICE_PHY_TYPE_LOW_40G_XLAUI_AOC_ACC:
+	case ICE_PHY_TYPE_LOW_40G_XLAUI:
+		speed_phy_type_low = ICE_AQ_LINK_SPEED_40GB;
+		break;
+	default:
+		speed_phy_type_low = ICE_AQ_LINK_SPEED_UNKNOWN;
+		break;
+	}
+
+	return speed_phy_type_low;
+}
+
+/**
+ * ice_update_phy_type
+ * @phy_type_low: pointer to the lower part of phy_type
+ * @link_speeds_bitmap: targeted link speeds bitmap
+ *
+ * Note: For the link_speeds_bitmap structure, you can check it at
+ * [ice_aqc_get_link_status->link_speed]. Caller can pass in
+ * link_speeds_bitmap include multiple speeds.
+ *
+ * The value of phy_type_low will present a certain link speed. This helper
+ * function will turn on bits in the phy_type_low based on the value of
+ * link_speeds_bitmap input parameter.
+ */
+void ice_update_phy_type(u64 *phy_type_low, u16 link_speeds_bitmap)
+{
+	u16 speed = ICE_AQ_LINK_SPEED_UNKNOWN;
+	u64 pt_low;
+	int index;
+
+	/* We first check with low part of phy_type */
+	for (index = 0; index <= ICE_PHY_TYPE_LOW_MAX_INDEX; index++) {
+		pt_low = BIT_ULL(index);
+		speed = ice_get_link_speed_based_on_phy_type(pt_low);
+
+		if (link_speeds_bitmap & speed)
+			*phy_type_low |= BIT_ULL(index);
+	}
+}
+
 /**
  * ice_aq_set_phy_cfg
  * @hw: pointer to the hw struct
@@ -1420,19 +1524,18 @@ void ice_clear_pxe_mode(struct ice_hw *hw)
  * mode as the PF may not have the privilege to set some of the PHY Config
  * parameters. This status will be indicated by the command response (0x0601).
  */
-static enum ice_status
+enum ice_status
 ice_aq_set_phy_cfg(struct ice_hw *hw, u8 lport,
 		   struct ice_aqc_set_phy_cfg_data *cfg, struct ice_sq_cd *cd)
 {
-	struct ice_aqc_set_phy_cfg *cmd;
 	struct ice_aq_desc desc;
 
 	if (!cfg)
 		return ICE_ERR_PARAM;
 
-	cmd = &desc.params.set_phy;
 	ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_phy_cfg);
-	cmd->lport_num = lport;
+	desc.params.set_phy.lport_num = lport;
+	desc.flags |= cpu_to_le16(ICE_AQ_FLAG_RD);
 
 	return ice_aq_send_cmd(hw, &desc, cfg, sizeof(*cfg), cd);
 }
@@ -1481,12 +1584,12 @@ ice_update_link_info(struct ice_port_info *pi)
  * ice_set_fc
  * @pi: port information structure
  * @aq_failures: pointer to status code, specific to ice_set_fc routine
- * @atomic_restart: enable automatic link update
+ * @ena_auto_link_update: enable automatic link update
  *
  * Set the requested flow control mode.
  */
 enum ice_status
-ice_set_fc(struct ice_port_info *pi, u8 *aq_failures, bool atomic_restart)
+ice_set_fc(struct ice_port_info *pi, u8 *aq_failures, bool ena_auto_link_update)
 {
 	struct ice_aqc_set_phy_cfg_data cfg = { 0 };
 	struct ice_aqc_get_phy_caps_data *pcaps;
@@ -1536,8 +1639,8 @@ ice_set_fc(struct ice_port_info *pi, u8 *aq_failures, bool atomic_restart)
 		int retry_count, retry_max = 10;
 
 		/* Auto restart link so settings take effect */
-		if (atomic_restart)
-			cfg.caps |= ICE_AQ_PHY_ENA_ATOMIC_LINK;
+		if (ena_auto_link_update)
+			cfg.caps |= ICE_AQ_PHY_ENA_AUTO_LINK_UPDT;
 		/* Copy over all the old settings */
 		cfg.phy_type_low = pcaps->phy_type_low;
 		cfg.low_power_ctrl = pcaps->low_power_ctrl;

drivers/net/ethernet/intel/ice/ice_common.h

@@ -58,12 +58,24 @@ enum ice_status
 ice_aq_send_cmd(struct ice_hw *hw, struct ice_aq_desc *desc,
 		void *buf, u16 buf_size, struct ice_sq_cd *cd);
 enum ice_status ice_aq_get_fw_ver(struct ice_hw *hw, struct ice_sq_cd *cd);
+
+enum ice_status
+ice_aq_get_phy_caps(struct ice_port_info *pi, bool qual_mods, u8 report_mode,
+		    struct ice_aqc_get_phy_caps_data *caps,
+		    struct ice_sq_cd *cd);
+void
+ice_update_phy_type(u64 *phy_type_low, u16 link_speeds_bitmap);
 enum ice_status
 ice_aq_manage_mac_write(struct ice_hw *hw, u8 *mac_addr, u8 flags,
 			struct ice_sq_cd *cd);
 enum ice_status ice_clear_pf_cfg(struct ice_hw *hw);
 enum ice_status
-ice_set_fc(struct ice_port_info *pi, u8 *aq_failures, bool atomic_restart);
+ice_aq_set_phy_cfg(struct ice_hw *hw, u8 lport,
+		   struct ice_aqc_set_phy_cfg_data *cfg, struct ice_sq_cd *cd);
+enum ice_status
+ice_set_fc(struct ice_port_info *pi, u8 *aq_failures,
+	   bool ena_auto_link_update);
+
 enum ice_status
 ice_aq_set_link_restart_an(struct ice_port_info *pi, bool ena_link,
 			   struct ice_sq_cd *cd);

drivers/net/ethernet/intel/ice/ice_ethtool.c

@@ -332,58 +332,473 @@ ice_get_ethtool_stats(struct net_device *netdev,
 	}
 }
 
-static int
-ice_get_link_ksettings(struct net_device *netdev,
+/**
+ * ice_phy_type_to_ethtool - convert the phy_types to ethtool link modes
+ * @netdev: network interface device structure
+ * @ks: ethtool link ksettings struct to fill out
+ */
+static void ice_phy_type_to_ethtool(struct net_device *netdev,
 				    struct ethtool_link_ksettings *ks)
 {
 	struct ice_netdev_priv *np = netdev_priv(netdev);
 	struct ice_link_status *hw_link_info;
 	struct ice_vsi *vsi = np->vsi;
-	bool link_up;
+	u64 phy_types_low;
 
 	hw_link_info = &vsi->port_info->phy.link_info;
-	link_up = hw_link_info->link_info & ICE_AQ_LINK_UP;
+	phy_types_low = vsi->port_info->phy.phy_type_low;
 
+	ethtool_link_ksettings_zero_link_mode(ks, supported);
+	ethtool_link_ksettings_zero_link_mode(ks, advertising);
+
+	if (phy_types_low & ICE_PHY_TYPE_LOW_100BASE_TX ||
+	    phy_types_low & ICE_PHY_TYPE_LOW_100M_SGMII) {
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     100baseT_Full);
+		if (hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_100MB)
+			ethtool_link_ksettings_add_link_mode(ks, advertising,
+							     100baseT_Full);
+	}
+	if (phy_types_low & ICE_PHY_TYPE_LOW_1000BASE_T ||
+	    phy_types_low & ICE_PHY_TYPE_LOW_1G_SGMII) {
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     1000baseT_Full);
+		if (hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_1000MB)
+			ethtool_link_ksettings_add_link_mode(ks, advertising,
+							     1000baseT_Full);
+	}
+	if (phy_types_low & ICE_PHY_TYPE_LOW_1000BASE_KX) {
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     1000baseKX_Full);
+		if (hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_1000MB)
+			ethtool_link_ksettings_add_link_mode(ks, advertising,
+							     1000baseKX_Full);
+	}
+	if (phy_types_low & ICE_PHY_TYPE_LOW_1000BASE_SX ||
+	    phy_types_low & ICE_PHY_TYPE_LOW_1000BASE_LX) {
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     1000baseX_Full);
+		if (hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_1000MB)
+			ethtool_link_ksettings_add_link_mode(ks, advertising,
+							     1000baseX_Full);
+	}
+	if (phy_types_low & ICE_PHY_TYPE_LOW_2500BASE_T) {
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     2500baseT_Full);
+		if (hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_2500MB)
+			ethtool_link_ksettings_add_link_mode(ks, advertising,
+							     2500baseT_Full);
+	}
+	if (phy_types_low & ICE_PHY_TYPE_LOW_2500BASE_X ||
+	    phy_types_low & ICE_PHY_TYPE_LOW_2500BASE_KX) {
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     2500baseX_Full);
+		if (hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_2500MB)
+			ethtool_link_ksettings_add_link_mode(ks, advertising,
+							     2500baseX_Full);
+	}
+	if (phy_types_low & ICE_PHY_TYPE_LOW_5GBASE_T ||
+	    phy_types_low & ICE_PHY_TYPE_LOW_5GBASE_KR) {
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     5000baseT_Full);
+		if (hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_5GB)
+			ethtool_link_ksettings_add_link_mode(ks, advertising,
+							     5000baseT_Full);
+	}
+	if (phy_types_low & ICE_PHY_TYPE_LOW_10GBASE_T ||
+	    phy_types_low & ICE_PHY_TYPE_LOW_10G_SFI_DA ||
+	    phy_types_low & ICE_PHY_TYPE_LOW_10G_SFI_AOC_ACC ||
+	    phy_types_low & ICE_PHY_TYPE_LOW_10G_SFI_C2C) {
 		ethtool_link_ksettings_add_link_mode(ks, supported,
 						     10000baseT_Full);
+		if (hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_10GB)
 			ethtool_link_ksettings_add_link_mode(ks, advertising,
 							     10000baseT_Full);
+	}
+	if (phy_types_low & ICE_PHY_TYPE_LOW_10GBASE_KR_CR1) {
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     10000baseKR_Full);
+		if (hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_10GB)
+			ethtool_link_ksettings_add_link_mode(ks, advertising,
+							     10000baseKR_Full);
+	}
+	if (phy_types_low & ICE_PHY_TYPE_LOW_10GBASE_SR) {
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     10000baseSR_Full);
+		if (hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_10GB)
+			ethtool_link_ksettings_add_link_mode(ks, advertising,
+							     10000baseSR_Full);
+	}
+	if (phy_types_low & ICE_PHY_TYPE_LOW_10GBASE_LR) {
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     10000baseLR_Full);
+		if (hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_10GB)
+			ethtool_link_ksettings_add_link_mode(ks, advertising,
+							     10000baseLR_Full);
+	}
+	if (phy_types_low & ICE_PHY_TYPE_LOW_25GBASE_T ||
+	    phy_types_low & ICE_PHY_TYPE_LOW_25GBASE_CR ||
+	    phy_types_low & ICE_PHY_TYPE_LOW_25GBASE_CR_S ||
+	    phy_types_low & ICE_PHY_TYPE_LOW_25GBASE_CR1 ||
+	    phy_types_low & ICE_PHY_TYPE_LOW_25G_AUI_AOC_ACC ||
+	    phy_types_low & ICE_PHY_TYPE_LOW_25G_AUI_C2C) {
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     25000baseCR_Full);
+		if (hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_25GB)
+			ethtool_link_ksettings_add_link_mode(ks, advertising,
+							     25000baseCR_Full);
+	}
+	if (phy_types_low & ICE_PHY_TYPE_LOW_25GBASE_SR ||
+	    phy_types_low & ICE_PHY_TYPE_LOW_25GBASE_LR) {
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     25000baseSR_Full);
+		if (hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_25GB)
+			ethtool_link_ksettings_add_link_mode(ks, advertising,
+							     25000baseSR_Full);
+	}
+	if (phy_types_low & ICE_PHY_TYPE_LOW_25GBASE_KR ||
+	    phy_types_low & ICE_PHY_TYPE_LOW_25GBASE_KR_S ||
+	    phy_types_low & ICE_PHY_TYPE_LOW_25GBASE_KR1) {
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     25000baseKR_Full);
+		if (hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_25GB)
+			ethtool_link_ksettings_add_link_mode(ks, advertising,
+							     25000baseKR_Full);
+	}
+	if (phy_types_low & ICE_PHY_TYPE_LOW_40GBASE_KR4) {
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     40000baseKR4_Full);
+		if (hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_40GB)
+			ethtool_link_ksettings_add_link_mode(ks, advertising,
+							     40000baseKR4_Full);
+	}
+	if (phy_types_low & ICE_PHY_TYPE_LOW_40GBASE_CR4 ||
+	    phy_types_low & ICE_PHY_TYPE_LOW_40G_XLAUI_AOC_ACC ||
+	    phy_types_low & ICE_PHY_TYPE_LOW_40G_XLAUI) {
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     40000baseCR4_Full);
+		if (hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_40GB)
+			ethtool_link_ksettings_add_link_mode(ks, advertising,
+							     40000baseCR4_Full);
+	}
+	if (phy_types_low & ICE_PHY_TYPE_LOW_40GBASE_SR4) {
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     40000baseSR4_Full);
+		if (hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_40GB)
+			ethtool_link_ksettings_add_link_mode(ks, advertising,
+							     40000baseSR4_Full);
+	}
+	if (phy_types_low & ICE_PHY_TYPE_LOW_40GBASE_LR4) {
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     40000baseLR4_Full);
+		if (hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_40GB)
+			ethtool_link_ksettings_add_link_mode(ks, advertising,
+							     40000baseLR4_Full);
+	}
 
-	/* set speed and duplex */
-	if (link_up) {
-		switch (hw_link_info->link_speed) {
-		case ICE_AQ_LINK_SPEED_100MB:
-			ks->base.speed = SPEED_100;
+	/* Autoneg PHY types */
+	if (phy_types_low & ICE_PHY_TYPE_LOW_100BASE_TX ||
+	    phy_types_low & ICE_PHY_TYPE_LOW_1000BASE_T ||
+	    phy_types_low & ICE_PHY_TYPE_LOW_1000BASE_KX ||
+	    phy_types_low & ICE_PHY_TYPE_LOW_2500BASE_T ||
+	    phy_types_low & ICE_PHY_TYPE_LOW_2500BASE_KX ||
+	    phy_types_low & ICE_PHY_TYPE_LOW_5GBASE_T ||
+	    phy_types_low & ICE_PHY_TYPE_LOW_5GBASE_KR ||
+	    phy_types_low & ICE_PHY_TYPE_LOW_10GBASE_T ||
+	    phy_types_low & ICE_PHY_TYPE_LOW_10GBASE_KR_CR1 ||
+	    phy_types_low & ICE_PHY_TYPE_LOW_25GBASE_T ||
+	    phy_types_low & ICE_PHY_TYPE_LOW_25GBASE_CR ||
+	    phy_types_low & ICE_PHY_TYPE_LOW_25GBASE_CR_S ||
+	    phy_types_low & ICE_PHY_TYPE_LOW_25GBASE_CR1 ||
+	    phy_types_low & ICE_PHY_TYPE_LOW_25GBASE_KR ||
+	    phy_types_low & ICE_PHY_TYPE_LOW_25GBASE_KR_S ||
+	    phy_types_low & ICE_PHY_TYPE_LOW_25GBASE_KR1 ||
+	    phy_types_low & ICE_PHY_TYPE_LOW_40GBASE_CR4 ||
+	    phy_types_low & ICE_PHY_TYPE_LOW_40GBASE_KR4) {
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     Autoneg);
+		ethtool_link_ksettings_add_link_mode(ks, advertising,
+						     Autoneg);
+	}
+}
+
+#define TEST_SET_BITS_TIMEOUT	50
+#define TEST_SET_BITS_SLEEP_MAX	2000
+#define TEST_SET_BITS_SLEEP_MIN	1000
+
+/**
+ * ice_get_settings_link_up - Get Link settings for when link is up
+ * @ks: ethtool ksettings to fill in
+ * @netdev: network interface device structure
+ */
+static void ice_get_settings_link_up(struct ethtool_link_ksettings *ks,
+				     struct net_device *netdev)
+{
+	struct ice_netdev_priv *np = netdev_priv(netdev);
+	struct ethtool_link_ksettings cap_ksettings;
+	struct ice_link_status *link_info;
+	struct ice_vsi *vsi = np->vsi;
+	bool unrecog_phy_low = false;
+
+	link_info = &vsi->port_info->phy.link_info;
+
+	/* Initialize supported and advertised settings based on phy settings */
+	switch (link_info->phy_type_low) {
+	case ICE_PHY_TYPE_LOW_100BASE_TX:
+		ethtool_link_ksettings_add_link_mode(ks, supported, Autoneg);
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     100baseT_Full);
+		ethtool_link_ksettings_add_link_mode(ks, advertising, Autoneg);
+		ethtool_link_ksettings_add_link_mode(ks, advertising,
+						     100baseT_Full);
 		break;
-		case ICE_AQ_LINK_SPEED_2500MB:
-			ks->base.speed = SPEED_2500;
+	case ICE_PHY_TYPE_LOW_100M_SGMII:
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     100baseT_Full);
 		break;
-		case ICE_AQ_LINK_SPEED_5GB:
-			ks->base.speed = SPEED_5000;
+	case ICE_PHY_TYPE_LOW_1000BASE_T:
+		ethtool_link_ksettings_add_link_mode(ks, supported, Autoneg);
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     1000baseT_Full);
+		ethtool_link_ksettings_add_link_mode(ks, advertising, Autoneg);
+		ethtool_link_ksettings_add_link_mode(ks, advertising,
+						     1000baseT_Full);
 		break;
-		case ICE_AQ_LINK_SPEED_10GB:
-			ks->base.speed = SPEED_10000;
+	case ICE_PHY_TYPE_LOW_1G_SGMII:
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     1000baseT_Full);
 		break;
-		case ICE_AQ_LINK_SPEED_25GB:
-			ks->base.speed = SPEED_25000;
+	case ICE_PHY_TYPE_LOW_1000BASE_SX:
+	case ICE_PHY_TYPE_LOW_1000BASE_LX:
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     1000baseX_Full);
+		break;
+	case ICE_PHY_TYPE_LOW_1000BASE_KX:
+		ethtool_link_ksettings_add_link_mode(ks, supported, Autoneg);
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     1000baseKX_Full);
+		ethtool_link_ksettings_add_link_mode(ks, advertising, Autoneg);
+		ethtool_link_ksettings_add_link_mode(ks, advertising,
+						     1000baseKX_Full);
+		break;
+	case ICE_PHY_TYPE_LOW_2500BASE_T:
+		ethtool_link_ksettings_add_link_mode(ks, supported, Autoneg);
+		ethtool_link_ksettings_add_link_mode(ks, advertising, Autoneg);
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     2500baseT_Full);
+		ethtool_link_ksettings_add_link_mode(ks, advertising,
+						     2500baseT_Full);
 		break;
+	case ICE_PHY_TYPE_LOW_2500BASE_X:
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     2500baseX_Full);
+		break;
+	case ICE_PHY_TYPE_LOW_2500BASE_KX:
+		ethtool_link_ksettings_add_link_mode(ks, supported, Autoneg);
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     2500baseX_Full);
+		ethtool_link_ksettings_add_link_mode(ks, advertising, Autoneg);
+		ethtool_link_ksettings_add_link_mode(ks, advertising,
+						     2500baseX_Full);
+		break;
+	case ICE_PHY_TYPE_LOW_5GBASE_T:
+	case ICE_PHY_TYPE_LOW_5GBASE_KR:
+		ethtool_link_ksettings_add_link_mode(ks, supported, Autoneg);
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     5000baseT_Full);
+		ethtool_link_ksettings_add_link_mode(ks, advertising, Autoneg);
+		ethtool_link_ksettings_add_link_mode(ks, advertising,
+						     5000baseT_Full);
+		break;
+	case ICE_PHY_TYPE_LOW_10GBASE_T:
+		ethtool_link_ksettings_add_link_mode(ks, supported, Autoneg);
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     10000baseT_Full);
+		ethtool_link_ksettings_add_link_mode(ks, advertising, Autoneg);
+		ethtool_link_ksettings_add_link_mode(ks, advertising,
+						     10000baseT_Full);
+		break;
+	case ICE_PHY_TYPE_LOW_10G_SFI_DA:
+	case ICE_PHY_TYPE_LOW_10G_SFI_AOC_ACC:
+	case ICE_PHY_TYPE_LOW_10G_SFI_C2C:
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     10000baseT_Full);
+		break;
+	case ICE_PHY_TYPE_LOW_10GBASE_SR:
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     10000baseSR_Full);
+		break;
+	case ICE_PHY_TYPE_LOW_10GBASE_LR:
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     10000baseLR_Full);
+		break;
+	case ICE_PHY_TYPE_LOW_10GBASE_KR_CR1:
+		ethtool_link_ksettings_add_link_mode(ks, supported, Autoneg);
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     10000baseKR_Full);
+		ethtool_link_ksettings_add_link_mode(ks, advertising, Autoneg);
+		ethtool_link_ksettings_add_link_mode(ks, advertising,
+						     10000baseKR_Full);
+		break;
+	case ICE_PHY_TYPE_LOW_25GBASE_T:
+	case ICE_PHY_TYPE_LOW_25GBASE_CR:
+	case ICE_PHY_TYPE_LOW_25GBASE_CR_S:
+	case ICE_PHY_TYPE_LOW_25GBASE_CR1:
+		ethtool_link_ksettings_add_link_mode(ks, supported, Autoneg);
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     25000baseCR_Full);
+		ethtool_link_ksettings_add_link_mode(ks, advertising, Autoneg);
+		ethtool_link_ksettings_add_link_mode(ks, advertising,
+						     25000baseCR_Full);
+		break;
+	case ICE_PHY_TYPE_LOW_25G_AUI_AOC_ACC:
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     25000baseCR_Full);
+		break;
+	case ICE_PHY_TYPE_LOW_25GBASE_SR:
+	case ICE_PHY_TYPE_LOW_25GBASE_LR:
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     25000baseSR_Full);
+		break;
+	case ICE_PHY_TYPE_LOW_25GBASE_KR:
+	case ICE_PHY_TYPE_LOW_25GBASE_KR1:
+	case ICE_PHY_TYPE_LOW_25GBASE_KR_S:
+		ethtool_link_ksettings_add_link_mode(ks, supported, Autoneg);
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     25000baseKR_Full);
+		ethtool_link_ksettings_add_link_mode(ks, advertising, Autoneg);
+		ethtool_link_ksettings_add_link_mode(ks, advertising,
+						     25000baseKR_Full);
+		break;
+	case ICE_PHY_TYPE_LOW_40GBASE_CR4:
+		ethtool_link_ksettings_add_link_mode(ks, supported, Autoneg);
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     40000baseCR4_Full);
+		ethtool_link_ksettings_add_link_mode(ks, advertising, Autoneg);
+		ethtool_link_ksettings_add_link_mode(ks, advertising,
+						     40000baseCR4_Full);
+		break;
+	case ICE_PHY_TYPE_LOW_40G_XLAUI_AOC_ACC:
+	case ICE_PHY_TYPE_LOW_40G_XLAUI:
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     40000baseCR4_Full);
+		break;
+	case ICE_PHY_TYPE_LOW_40GBASE_SR4:
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     40000baseSR4_Full);
+		break;
+	case ICE_PHY_TYPE_LOW_40GBASE_LR4:
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     40000baseLR4_Full);
+		break;
+	case ICE_PHY_TYPE_LOW_40GBASE_KR4:
+		ethtool_link_ksettings_add_link_mode(ks, supported, Autoneg);
+		ethtool_link_ksettings_add_link_mode(ks, supported,
+						     40000baseKR4_Full);
+		ethtool_link_ksettings_add_link_mode(ks, advertising, Autoneg);
+		ethtool_link_ksettings_add_link_mode(ks, advertising,
+						     40000baseKR4_Full);
+		break;
+	default:
+		unrecog_phy_low = true;
+	}
+
+	if (unrecog_phy_low) {
+		/* if we got here and link is up something bad is afoot */
+		netdev_info(netdev, "WARNING: Unrecognized PHY_Low (0x%llx).\n",
+			    (u64)link_info->phy_type_low);
+	}
+
+	/* Now that we've worked out everything that could be supported by the
+	 * current PHY type, get what is supported by the NVM and intersect
+	 * them to get what is truly supported
+	 */
+	memset(&cap_ksettings, 0, sizeof(struct ethtool_link_ksettings));
+	ice_phy_type_to_ethtool(netdev, &cap_ksettings);
+	ethtool_intersect_link_masks(ks, &cap_ksettings);
+
+	switch (link_info->link_speed) {
 	case ICE_AQ_LINK_SPEED_40GB:
 		ks->base.speed = SPEED_40000;
 		break;
+	case ICE_AQ_LINK_SPEED_25GB:
+		ks->base.speed = SPEED_25000;
+		break;
+	case ICE_AQ_LINK_SPEED_20GB:
+		ks->base.speed = SPEED_20000;
+		break;
+	case ICE_AQ_LINK_SPEED_10GB:
+		ks->base.speed = SPEED_10000;
+		break;
+	case ICE_AQ_LINK_SPEED_5GB:
+		ks->base.speed = SPEED_5000;
+		break;
+	case ICE_AQ_LINK_SPEED_2500MB:
+		ks->base.speed = SPEED_2500;
+		break;
+	case ICE_AQ_LINK_SPEED_1000MB:
+		ks->base.speed = SPEED_1000;
+		break;
+	case ICE_AQ_LINK_SPEED_100MB:
+		ks->base.speed = SPEED_100;
+		break;
 	default:
-			ks->base.speed = SPEED_UNKNOWN;
+		netdev_info(netdev,
+			    "WARNING: Unrecognized link_speed (0x%x).\n",
+			    link_info->link_speed);
 		break;
 	}
-
 	ks->base.duplex = DUPLEX_FULL;
-	} else {
+}
+
+/**
+ * ice_get_settings_link_down - Get the Link settings when link is down
+ * @ks: ethtool ksettings to fill in
+ * @netdev: network interface device structure
+ *
+ * Reports link settings that can be determined when link is down
+ */
+static void
+ice_get_settings_link_down(struct ethtool_link_ksettings *ks,
+			   struct net_device __always_unused *netdev)
+{
+	/* link is down and the driver needs to fall back on
+	 * supported phy types to figure out what info to display
+	 */
+	ice_phy_type_to_ethtool(netdev, ks);
+
+	/* With no link, speed and duplex are unknown */
 	ks->base.speed = SPEED_UNKNOWN;
 	ks->base.duplex = DUPLEX_UNKNOWN;
-	}
+}
+
+/**
+ * ice_get_link_ksettings - Get Link Speed and Duplex settings
+ * @netdev: network interface device structure
+ * @ks: ethtool ksettings
+ *
+ * Reports speed/duplex settings based on media_type
+ */
+static int ice_get_link_ksettings(struct net_device *netdev,
+				  struct ethtool_link_ksettings *ks)
+{
+	struct ice_netdev_priv *np = netdev_priv(netdev);
+	struct ice_link_status *hw_link_info;
+	struct ice_vsi *vsi = np->vsi;
+
+	ethtool_link_ksettings_zero_link_mode(ks, supported);
+	ethtool_link_ksettings_zero_link_mode(ks, advertising);
+	hw_link_info = &vsi->port_info->phy.link_info;
+
+	/* set speed and duplex */
+	if (hw_link_info->link_info & ICE_AQ_LINK_UP)
+		ice_get_settings_link_up(ks, netdev);
+	else
+		ice_get_settings_link_down(ks, netdev);
 
 	/* set autoneg settings */
-	ks->base.autoneg = ((hw_link_info->an_info & ICE_AQ_AN_COMPLETED) ?
-			    AUTONEG_ENABLE : AUTONEG_DISABLE);
+	ks->base.autoneg = (hw_link_info->an_info & ICE_AQ_AN_COMPLETED) ?
+		AUTONEG_ENABLE : AUTONEG_DISABLE;
 
 	/* set media type settings */
 	switch (vsi->port_info->phy.media_type) {
@@ -441,6 +856,311 @@ ice_get_link_ksettings(struct net_device *netdev,
 	return 0;
 }
 
+/**
+ * ice_ksettings_find_adv_link_speed - Find advertising link speed
+ * @ks: ethtool ksettings
+ */
+static u16
+ice_ksettings_find_adv_link_speed(const struct ethtool_link_ksettings *ks)
+{
+	u16 adv_link_speed = 0;
+
+	if (ethtool_link_ksettings_test_link_mode(ks, advertising,
+						  100baseT_Full))
+		adv_link_speed |= ICE_AQ_LINK_SPEED_100MB;
+	if (ethtool_link_ksettings_test_link_mode(ks, advertising,
+						  1000baseX_Full))
+		adv_link_speed |= ICE_AQ_LINK_SPEED_1000MB;
+	if (ethtool_link_ksettings_test_link_mode(ks, advertising,
+						  1000baseT_Full) ||
+	    ethtool_link_ksettings_test_link_mode(ks, advertising,
+						  1000baseKX_Full))
+		adv_link_speed |= ICE_AQ_LINK_SPEED_1000MB;
+	if (ethtool_link_ksettings_test_link_mode(ks, advertising,
+						  2500baseT_Full))
+		adv_link_speed |= ICE_AQ_LINK_SPEED_2500MB;
+	if (ethtool_link_ksettings_test_link_mode(ks, advertising,
+						  2500baseX_Full))
+		adv_link_speed |= ICE_AQ_LINK_SPEED_2500MB;
+	if (ethtool_link_ksettings_test_link_mode(ks, advertising,
+						  5000baseT_Full))
+		adv_link_speed |= ICE_AQ_LINK_SPEED_5GB;
+	if (ethtool_link_ksettings_test_link_mode(ks, advertising,
+						  10000baseT_Full) ||
+	    ethtool_link_ksettings_test_link_mode(ks, advertising,
+						  10000baseKR_Full))
+		adv_link_speed |= ICE_AQ_LINK_SPEED_10GB;
+	if (ethtool_link_ksettings_test_link_mode(ks, advertising,
+						  10000baseSR_Full) ||
+	    ethtool_link_ksettings_test_link_mode(ks, advertising,
+						  10000baseLR_Full))
+		adv_link_speed |= ICE_AQ_LINK_SPEED_10GB;
+	if (ethtool_link_ksettings_test_link_mode(ks, advertising,
+						  25000baseCR_Full) ||
+	    ethtool_link_ksettings_test_link_mode(ks, advertising,
+						  25000baseSR_Full) ||
+	    ethtool_link_ksettings_test_link_mode(ks, advertising,
+						  25000baseKR_Full))
+		adv_link_speed |= ICE_AQ_LINK_SPEED_25GB;
+	if (ethtool_link_ksettings_test_link_mode(ks, advertising,
+						  40000baseCR4_Full) ||
+	    ethtool_link_ksettings_test_link_mode(ks, advertising,
+						  40000baseSR4_Full) ||
+	    ethtool_link_ksettings_test_link_mode(ks, advertising,
+						  40000baseLR4_Full) ||
+	    ethtool_link_ksettings_test_link_mode(ks, advertising,
+						  40000baseKR4_Full))
+		adv_link_speed |= ICE_AQ_LINK_SPEED_40GB;
+
+	return adv_link_speed;
+}
+
+/**
+ * ice_setup_autoneg
+ * @p: port info
+ * @ks: ethtool_link_ksettings
+ * @config: configuration that will be sent down to FW
+ * @autoneg_enabled: autonegotiation is enabled or not
+ * @autoneg_changed: will there a change in autonegotiation
+ * @netdev: network interface device structure
+ *
+ * Setup PHY autonegotiation feature
+ */
+static int
+ice_setup_autoneg(struct ice_port_info *p, struct ethtool_link_ksettings *ks,
+		  struct ice_aqc_set_phy_cfg_data *config,
+		  u8 autoneg_enabled, u8 *autoneg_changed,
+		  struct net_device *netdev)
+{
+	int err = 0;
+
+	*autoneg_changed = 0;
+
+	/* Check autoneg */
+	if (autoneg_enabled == AUTONEG_ENABLE) {
+		/* If autoneg was not already enabled */
+		if (!(p->phy.link_info.an_info & ICE_AQ_AN_COMPLETED)) {
+			/* If autoneg is not supported, return error */
+			if (!ethtool_link_ksettings_test_link_mode(ks,
+								   supported,
+								   Autoneg)) {
+				netdev_info(netdev, "Autoneg not supported on this phy.\n");
+				err = -EINVAL;
+			} else {
+				/* Autoneg is allowed to change */
+				config->caps |= ICE_AQ_PHY_ENA_AUTO_LINK_UPDT;
+				*autoneg_changed = 1;
+			}
+		}
+	} else {
+		/* If autoneg is currently enabled */
+		if (p->phy.link_info.an_info & ICE_AQ_AN_COMPLETED) {
+			/* If autoneg is supported 10GBASE_T is the only phy
+			 * that can disable it, so otherwise return error
+			 */
+			if (ethtool_link_ksettings_test_link_mode(ks,
+								  supported,
+								  Autoneg)) {
+				netdev_info(netdev, "Autoneg cannot be disabled on this phy\n");
+				err = -EINVAL;
+			} else {
+				/* Autoneg is allowed to change */
+				config->caps &= ~ICE_AQ_PHY_ENA_AUTO_LINK_UPDT;
+				*autoneg_changed = 1;
+			}
+		}
+	}
+
+	return err;
+}
+
+/**
+ * ice_set_link_ksettings - Set Speed and Duplex
+ * @netdev: network interface device structure
+ * @ks: ethtool ksettings
+ *
+ * Set speed/duplex per media_types advertised/forced
+ */
+static int ice_set_link_ksettings(struct net_device *netdev,
+				  const struct ethtool_link_ksettings *ks)
+{
+	u8 autoneg, timeout = TEST_SET_BITS_TIMEOUT, lport = 0;
+	struct ice_netdev_priv *np = netdev_priv(netdev);
+	struct ethtool_link_ksettings safe_ks, copy_ks;
+	struct ice_aqc_get_phy_caps_data *abilities;
+	u16 adv_link_speed, curr_link_speed, idx;
+	struct ice_aqc_set_phy_cfg_data config;
+	struct ice_pf *pf = np->vsi->back;
+	struct ice_port_info *p;
+	u8 autoneg_changed = 0;
+	enum ice_status status;
+	u64 phy_type_low;
+	int err = 0;
+	bool linkup;
+
+	p = np->vsi->port_info;
+
+	if (!p)
+		return -EOPNOTSUPP;
+
+	/* Check if this is lan vsi */
+	for (idx = 0 ; idx <  pf->num_alloc_vsi ; idx++) {
+		if (pf->vsi[idx]->type == ICE_VSI_PF) {
+			if (np->vsi != pf->vsi[idx])
+				return -EOPNOTSUPP;
+			break;
+		}
+	}
+
+	if (p->phy.media_type != ICE_MEDIA_BASET &&
+	    p->phy.media_type != ICE_MEDIA_FIBER &&
+	    p->phy.media_type != ICE_MEDIA_BACKPLANE &&
+	    p->phy.media_type != ICE_MEDIA_DA &&
+	    p->phy.link_info.link_info & ICE_AQ_LINK_UP)
+		return -EOPNOTSUPP;
+
+	/* copy the ksettings to copy_ks to avoid modifying the original */
+	memcpy(&copy_ks, ks, sizeof(struct ethtool_link_ksettings));
+
+	/* save autoneg out of ksettings */
+	autoneg = copy_ks.base.autoneg;
+
+	memset(&safe_ks, 0, sizeof(safe_ks));
+
+	/* Get link modes supported by hardware.*/
+	ice_phy_type_to_ethtool(netdev, &safe_ks);
+
+	/* and check against modes requested by user.
+	 * Return an error if unsupported mode was set.
+	 */
+	if (!bitmap_subset(copy_ks.link_modes.advertising,
+			   safe_ks.link_modes.supported,
+			   __ETHTOOL_LINK_MODE_MASK_NBITS))
+		return -EINVAL;
+
+	/* get our own copy of the bits to check against */
+	memset(&safe_ks, 0, sizeof(struct ethtool_link_ksettings));
+	safe_ks.base.cmd = copy_ks.base.cmd;
+	safe_ks.base.link_mode_masks_nwords =
+		copy_ks.base.link_mode_masks_nwords;
+	ice_get_link_ksettings(netdev, &safe_ks);
+
+	/* set autoneg back to what it currently is */
+	copy_ks.base.autoneg = safe_ks.base.autoneg;
+	/* we don't compare the speed */
+	copy_ks.base.speed = safe_ks.base.speed;
+
+	/* If copy_ks.base and safe_ks.base are not the same now, then they are
+	 * trying to set something that we do not support.
+	 */
+	if (memcmp(&copy_ks.base, &safe_ks.base,
+		   sizeof(struct ethtool_link_settings)))
+		return -EOPNOTSUPP;
+
+	while (test_and_set_bit(__ICE_CFG_BUSY, pf->state)) {
+		timeout--;
+		if (!timeout)
+			return -EBUSY;
+		usleep_range(TEST_SET_BITS_SLEEP_MIN, TEST_SET_BITS_SLEEP_MAX);
+	}
+
+	abilities = devm_kzalloc(&pf->pdev->dev, sizeof(*abilities),
+				 GFP_KERNEL);
+	if (!abilities)
+		return -ENOMEM;
+
+	/* Get the current phy config */
+	status = ice_aq_get_phy_caps(p, false, ICE_AQC_REPORT_SW_CFG, abilities,
+				     NULL);
+	if (status) {
+		err = -EAGAIN;
+		goto done;
+	}
+
+	/* Copy abilities to config in case autoneg is not set below */
+	memset(&config, 0, sizeof(struct ice_aqc_set_phy_cfg_data));
+	config.caps = abilities->caps & ~ICE_AQC_PHY_AN_MODE;
+	if (abilities->caps & ICE_AQC_PHY_AN_MODE)
+		config.caps |= ICE_AQ_PHY_ENA_AUTO_LINK_UPDT;
+
+	/* Check autoneg */
+	err = ice_setup_autoneg(p, &safe_ks, &config, autoneg, &autoneg_changed,
+				netdev);
+
+	if (err)
+		goto done;
+
+	/* Call to get the current link speed */
+	p->phy.get_link_info = true;
+	status = ice_get_link_status(p, &linkup);
+	if (status) {
+		err = -EAGAIN;
+		goto done;
+	}
+
+	curr_link_speed = p->phy.link_info.link_speed;
+	adv_link_speed = ice_ksettings_find_adv_link_speed(ks);
+
+	/* If speed didn't get set, set it to what it currently is.
+	 * This is needed because if advertise is 0 (as it is when autoneg
+	 * is disabled) then speed won't get set.
+	 */
+	if (!adv_link_speed)
+		adv_link_speed = curr_link_speed;
+
+	/* Convert the advertise link speeds to their corresponded PHY_TYPE */
+	ice_update_phy_type(&phy_type_low, adv_link_speed);
+
+	if (!autoneg_changed && adv_link_speed == curr_link_speed) {
+		netdev_info(netdev, "Nothing changed, exiting without setting anything.\n");
+		goto done;
+	}
+
+	/* copy over the rest of the abilities */
+	config.low_power_ctrl = abilities->low_power_ctrl;
+	config.eee_cap = abilities->eee_cap;
+	config.eeer_value = abilities->eeer_value;
+	config.link_fec_opt = abilities->link_fec_options;
+
+	/* save the requested speeds */
+	p->phy.link_info.req_speeds = adv_link_speed;
+
+	/* set link and auto negotiation so changes take effect */
+	config.caps |= ICE_AQ_PHY_ENA_LINK;
+
+	if (phy_type_low) {
+		config.phy_type_low = cpu_to_le64(phy_type_low) &
+			abilities->phy_type_low;
+	} else {
+		err = -EAGAIN;
+		netdev_info(netdev, "Nothing changed. No PHY_TYPE is corresponded to advertised link speed.\n");
+		goto done;
+	}
+
+	/* If link is up put link down */
+	if (p->phy.link_info.link_info & ICE_AQ_LINK_UP) {
+		/* Tell the OS link is going down, the link will go
+		 * back up when fw says it is ready asynchronously
+		 */
+		ice_print_link_msg(np->vsi, false);
+		netif_carrier_off(netdev);
+		netif_tx_stop_all_queues(netdev);
+	}
+
+	/* make the aq call */
+	status = ice_aq_set_phy_cfg(&pf->hw, lport, &config, NULL);
+	if (status) {
+		netdev_info(netdev, "Set phy config failed,\n");
+		err = -EAGAIN;
+	}
+
+done:
+	devm_kfree(&pf->pdev->dev, abilities);
+	clear_bit(__ICE_CFG_BUSY, pf->state);
+
+	return err;
+}
+
 /**
  * ice_get_rxnfc - command to get RX flow classification rules
  * @netdev: network interface device structure
@@ -933,6 +1653,7 @@ static int ice_set_rxfh(struct net_device *netdev, const u32 *indir,
 
 static const struct ethtool_ops ice_ethtool_ops = {
 	.get_link_ksettings	= ice_get_link_ksettings,
+	.set_link_ksettings	= ice_set_link_ksettings,
 	.get_drvinfo            = ice_get_drvinfo,
 	.get_regs_len           = ice_get_regs_len,
 	.get_regs               = ice_get_regs,