1 files changed, 237 insertions, 1 deletions

diff --git a/drivers/net/ethernet/wangxun/libwx/wx_ethtool.c b/drivers/net/ethernet/wangxun/libwx/wx_ethtool.c
index ddc5f6d20b9c..cc3bec42ed8e 100644
--- a/drivers/net/ethernet/wangxun/libwx/wx_ethtool.c
+++ b/drivers/net/ethernet/wangxun/libwx/wx_ethtool.c
@@ -8,6 +8,7 @@
 #include "wx_type.h"
 #include "wx_ethtool.h"
 #include "wx_hw.h"
+#include "wx_lib.h"
 
 struct wx_stats {
 	char stat_string[ETH_GSTRING_LEN];
@@ -75,7 +76,7 @@ void wx_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
 	switch (stringset) {
 	case ETH_SS_STATS:
 		for (i = 0; i < WX_GLOBAL_STATS_LEN; i++)
-			ethtool_sprintf(&p, wx_gstrings_stats[i].stat_string);
+			ethtool_puts(&p, wx_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);
@@ -185,3 +186,238 @@ void wx_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *info)
 	}
 }
 EXPORT_SYMBOL(wx_get_drvinfo);
+
+int wx_nway_reset(struct net_device *netdev)
+{
+	struct wx *wx = netdev_priv(netdev);
+
+	return phylink_ethtool_nway_reset(wx->phylink);
+}
+EXPORT_SYMBOL(wx_nway_reset);
+
+int wx_get_link_ksettings(struct net_device *netdev,
+			  struct ethtool_link_ksettings *cmd)
+{
+	struct wx *wx = netdev_priv(netdev);
+
+	return phylink_ethtool_ksettings_get(wx->phylink, cmd);
+}
+EXPORT_SYMBOL(wx_get_link_ksettings);
+
+int wx_set_link_ksettings(struct net_device *netdev,
+			  const struct ethtool_link_ksettings *cmd)
+{
+	struct wx *wx = netdev_priv(netdev);
+
+	return phylink_ethtool_ksettings_set(wx->phylink, cmd);
+}
+EXPORT_SYMBOL(wx_set_link_ksettings);
+
+void wx_get_pauseparam(struct net_device *netdev,
+		       struct ethtool_pauseparam *pause)
+{
+	struct wx *wx = netdev_priv(netdev);
+
+	phylink_ethtool_get_pauseparam(wx->phylink, pause);
+}
+EXPORT_SYMBOL(wx_get_pauseparam);
+
+int wx_set_pauseparam(struct net_device *netdev,
+		      struct ethtool_pauseparam *pause)
+{
+	struct wx *wx = netdev_priv(netdev);
+
+	return phylink_ethtool_set_pauseparam(wx->phylink, pause);
+}
+EXPORT_SYMBOL(wx_set_pauseparam);
+
+void wx_get_ringparam(struct net_device *netdev,
+		      struct ethtool_ringparam *ring,
+		      struct kernel_ethtool_ringparam *kernel_ring,
+		      struct netlink_ext_ack *extack)
+{
+	struct wx *wx = netdev_priv(netdev);
+
+	ring->rx_max_pending = WX_MAX_RXD;
+	ring->tx_max_pending = WX_MAX_TXD;
+	ring->rx_mini_max_pending = 0;
+	ring->rx_jumbo_max_pending = 0;
+	ring->rx_pending = wx->rx_ring_count;
+	ring->tx_pending = wx->tx_ring_count;
+	ring->rx_mini_pending = 0;
+	ring->rx_jumbo_pending = 0;
+}
+EXPORT_SYMBOL(wx_get_ringparam);
+
+int wx_get_coalesce(struct net_device *netdev,
+		    struct ethtool_coalesce *ec,
+		    struct kernel_ethtool_coalesce *kernel_coal,
+		    struct netlink_ext_ack *extack)
+{
+	struct wx *wx = netdev_priv(netdev);
+
+	ec->tx_max_coalesced_frames_irq = wx->tx_work_limit;
+	/* only valid if in constant ITR mode */
+	if (wx->rx_itr_setting <= 1)
+		ec->rx_coalesce_usecs = wx->rx_itr_setting;
+	else
+		ec->rx_coalesce_usecs = wx->rx_itr_setting >> 2;
+
+	/* if in mixed tx/rx queues per vector mode, report only rx settings */
+	if (wx->q_vector[0]->tx.count && wx->q_vector[0]->rx.count)
+		return 0;
+
+	/* only valid if in constant ITR mode */
+	if (wx->tx_itr_setting <= 1)
+		ec->tx_coalesce_usecs = wx->tx_itr_setting;
+	else
+		ec->tx_coalesce_usecs = wx->tx_itr_setting >> 2;
+
+	return 0;
+}
+EXPORT_SYMBOL(wx_get_coalesce);
+
+int wx_set_coalesce(struct net_device *netdev,
+		    struct ethtool_coalesce *ec,
+		    struct kernel_ethtool_coalesce *kernel_coal,
+		    struct netlink_ext_ack *extack)
+{
+	struct wx *wx = netdev_priv(netdev);
+	u16 tx_itr_param, rx_itr_param;
+	struct wx_q_vector *q_vector;
+	u16 max_eitr;
+	int i;
+
+	if (wx->q_vector[0]->tx.count && wx->q_vector[0]->rx.count) {
+		/* reject Tx specific changes in case of mixed RxTx vectors */
+		if (ec->tx_coalesce_usecs)
+			return -EOPNOTSUPP;
+	}
+
+	if (ec->tx_max_coalesced_frames_irq)
+		wx->tx_work_limit = ec->tx_max_coalesced_frames_irq;
+
+	if (wx->mac.type == wx_mac_sp)
+		max_eitr = WX_SP_MAX_EITR;
+	else
+		max_eitr = WX_EM_MAX_EITR;
+
+	if ((ec->rx_coalesce_usecs > (max_eitr >> 2)) ||
+	    (ec->tx_coalesce_usecs > (max_eitr >> 2)))
+		return -EINVAL;
+
+	if (ec->rx_coalesce_usecs > 1)
+		wx->rx_itr_setting = ec->rx_coalesce_usecs << 2;
+	else
+		wx->rx_itr_setting = ec->rx_coalesce_usecs;
+
+	if (wx->rx_itr_setting == 1)
+		rx_itr_param = WX_20K_ITR;
+	else
+		rx_itr_param = wx->rx_itr_setting;
+
+	if (ec->tx_coalesce_usecs > 1)
+		wx->tx_itr_setting = ec->tx_coalesce_usecs << 2;
+	else
+		wx->tx_itr_setting = ec->tx_coalesce_usecs;
+
+	if (wx->tx_itr_setting == 1) {
+		if (wx->mac.type == wx_mac_sp)
+			tx_itr_param = WX_12K_ITR;
+		else
+			tx_itr_param = WX_20K_ITR;
+	} else {
+		tx_itr_param = wx->tx_itr_setting;
+	}
+
+	/* mixed Rx/Tx */
+	if (wx->q_vector[0]->tx.count && wx->q_vector[0]->rx.count)
+		wx->tx_itr_setting = wx->rx_itr_setting;
+
+	for (i = 0; i < wx->num_q_vectors; i++) {
+		q_vector = wx->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;
+		wx_write_eitr(q_vector);
+	}
+
+	return 0;
+}
+EXPORT_SYMBOL(wx_set_coalesce);
+
+static unsigned int wx_max_channels(struct wx *wx)
+{
+	unsigned int max_combined;
+
+	if (!wx->msix_q_entries) {
+		/* We only support one q_vector without MSI-X */
+		max_combined = 1;
+	} else {
+		/* support up to max allowed queues with RSS */
+		if (wx->mac.type == wx_mac_sp)
+			max_combined = 63;
+		else
+			max_combined = 8;
+	}
+
+	return max_combined;
+}
+
+void wx_get_channels(struct net_device *dev,
+		     struct ethtool_channels *ch)
+{
+	struct wx *wx = netdev_priv(dev);
+
+	/* report maximum channels */
+	ch->max_combined = wx_max_channels(wx);
+
+	/* report info for other vector */
+	if (wx->msix_q_entries) {
+		ch->max_other = 1;
+		ch->other_count = 1;
+	}
+
+	/* record RSS queues */
+	ch->combined_count = wx->ring_feature[RING_F_RSS].indices;
+}
+EXPORT_SYMBOL(wx_get_channels);
+
+int wx_set_channels(struct net_device *dev,
+		    struct ethtool_channels *ch)
+{
+	unsigned int count = ch->combined_count;
+	struct wx *wx = netdev_priv(dev);
+
+	/* verify other_count has not changed */
+	if (ch->other_count != 1)
+		return -EINVAL;
+
+	/* verify the number of channels does not exceed hardware limits */
+	if (count > wx_max_channels(wx))
+		return -EINVAL;
+
+	wx->ring_feature[RING_F_RSS].limit = count;
+
+	return 0;
+}
+EXPORT_SYMBOL(wx_set_channels);
+
+u32 wx_get_msglevel(struct net_device *netdev)
+{
+	struct wx *wx = netdev_priv(netdev);
+
+	return wx->msg_enable;
+}
+EXPORT_SYMBOL(wx_get_msglevel);
+
+void wx_set_msglevel(struct net_device *netdev, u32 data)
+{
+	struct wx *wx = netdev_priv(netdev);
+
+	wx->msg_enable = data;
+}
+EXPORT_SYMBOL(wx_set_msglevel);