From: Russell King <rmk+kernel@arm.linux.org.uk>
Date: Tue, 2 Jan 2018 17:25:15 +0000
Subject: net: mvneta: add module EEPROM reading support
Patch-mainline: v4.16-rc1
Git-commit: c554f531413a4c4a4971739f10f16773a33d5899
References: bsc#1119113 FATE#326472

Add support for reading the SFF module's EEPROM via the ethtool API.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/net/ethernet/marvell/mvneta.c |   18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

--- a/drivers/net/ethernet/marvell/mvneta.c
+++ b/drivers/net/ethernet/marvell/mvneta.c
@@ -4073,6 +4073,22 @@ static int mvneta_ethtool_set_wol(struct
 	return ret;
 }
 
+static int mvneta_ethtool_get_module_info(struct net_device *dev,
+					  struct ethtool_modinfo *modinfo)
+{
+	struct mvneta_port *pp = netdev_priv(dev);
+
+	return phylink_ethtool_get_module_info(pp->phylink, modinfo);
+}
+
+static int mvneta_ethtool_get_module_eeprom(struct net_device *dev,
+					    struct ethtool_eeprom *ee, u8 *buf)
+{
+	struct mvneta_port *pp = netdev_priv(dev);
+
+	return phylink_ethtool_get_module_eeprom(pp->phylink, ee, buf);
+}
+
 static int mvneta_ethtool_get_eee(struct net_device *dev,
 				  struct ethtool_eee *eee)
 {
@@ -4147,6 +4163,8 @@ static const struct ethtool_ops mvneta_e
 	.set_link_ksettings = mvneta_ethtool_set_link_ksettings,
 	.get_wol        = mvneta_ethtool_get_wol,
 	.set_wol        = mvneta_ethtool_set_wol,
+	.get_module_info = mvneta_ethtool_get_module_info,
+	.get_module_eeprom = mvneta_ethtool_get_module_eeprom,
 	.get_eee	= mvneta_ethtool_get_eee,
 	.set_eee	= mvneta_ethtool_set_eee,
 };