netdev - [PATCH net-next] net: dsa: add ethtool pause configuration support

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Date:   Tue, 29 Oct 2019 22:32:48 +0100
From:   Heiner Kallweit <hkallweit1@...il.com>
To:     Andrew Lunn <andrew@...n.ch>,
        Florian Fainelli <f.fainelli@...il.com>,
        Vivien Didelot <vivien.didelot@...il.com>,
        Russell King - ARM Linux <linux@...linux.org.uk>,
        David Miller <davem@...emloft.net>
Cc:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: [PATCH net-next] net: dsa: add ethtool pause configuration support

This patch adds glue logic to make pause settings per port
configurable vie ethtool.

Signed-off-by: Heiner Kallweit <hkallweit1@...il.com>
---
 net/dsa/slave.c | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/net/dsa/slave.c b/net/dsa/slave.c
index 028e65f4b..d18761649 100644
--- a/net/dsa/slave.c
+++ b/net/dsa/slave.c
@@ -789,6 +789,22 @@ static int dsa_slave_set_link_ksettings(struct net_device *dev,
 	return phylink_ethtool_ksettings_set(dp->pl, cmd);
 }
 
+static void dsa_slave_get_pauseparam(struct net_device *dev,
+				     struct ethtool_pauseparam *pause)
+{
+	struct dsa_port *dp = dsa_slave_to_port(dev);
+
+	phylink_ethtool_get_pauseparam(dp->pl, pause);
+}
+
+static int dsa_slave_set_pauseparam(struct net_device *dev,
+				    struct ethtool_pauseparam *pause)
+{
+	struct dsa_port *dp = dsa_slave_to_port(dev);
+
+	return phylink_ethtool_set_pauseparam(dp->pl, pause);
+}
+
 #ifdef CONFIG_NET_POLL_CONTROLLER
 static int dsa_slave_netpoll_setup(struct net_device *dev,
 				   struct netpoll_info *ni)
@@ -1192,6 +1208,8 @@ static const struct ethtool_ops dsa_slave_ethtool_ops = {
 	.get_eee		= dsa_slave_get_eee,
 	.get_link_ksettings	= dsa_slave_get_link_ksettings,
 	.set_link_ksettings	= dsa_slave_set_link_ksettings,
+	.get_pauseparam		= dsa_slave_get_pauseparam,
+	.set_pauseparam		= dsa_slave_set_pauseparam,
 	.get_rxnfc		= dsa_slave_get_rxnfc,
 	.set_rxnfc		= dsa_slave_set_rxnfc,
 	.get_ts_info		= dsa_slave_get_ts_info,
-- 
2.23.0