From: Russell King <rmk+kernel@arm.linux.org.uk>
Date: Tue, 25 Jul 2017 15:03:23 +0100
Subject: phylink: add module EEPROM support
Patch-mainline: v4.14-rc1
Git-commit: 770a1ad55763a8a783cb71078e0b33a6b91ad92b
References: bsc#1119113 FATE#326472
Add support for reading module EEPROMs through phylink.
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
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/phy/phylink.c | 28 ++++++++++++++++++++++++++++
include/linux/phylink.h | 3 +++
2 files changed, 31 insertions(+)
--- a/drivers/net/phy/phylink.c
+++ b/drivers/net/phy/phylink.c
@@ -1020,6 +1020,34 @@ int phylink_ethtool_set_pauseparam(struc
}
EXPORT_SYMBOL_GPL(phylink_ethtool_set_pauseparam);
+int phylink_ethtool_get_module_info(struct phylink *pl,
+ struct ethtool_modinfo *modinfo)
+{
+ int ret = -EOPNOTSUPP;
+
+ WARN_ON(!lockdep_rtnl_is_held());
+
+ if (pl->sfp_bus)
+ ret = sfp_get_module_info(pl->sfp_bus, modinfo);
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(phylink_ethtool_get_module_info);
+
+int phylink_ethtool_get_module_eeprom(struct phylink *pl,
+ struct ethtool_eeprom *ee, u8 *buf)
+{
+ int ret = -EOPNOTSUPP;
+
+ WARN_ON(!lockdep_rtnl_is_held());
+
+ if (pl->sfp_bus)
+ ret = sfp_get_module_eeprom(pl->sfp_bus, ee, buf);
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(phylink_ethtool_get_module_eeprom);
+
int phylink_init_eee(struct phylink *pl, bool clk_stop_enable)
{
int ret = -EPROTONOSUPPORT;
--- a/include/linux/phylink.h
+++ b/include/linux/phylink.h
@@ -125,6 +125,9 @@ void phylink_ethtool_get_pauseparam(stru
struct ethtool_pauseparam *);
int phylink_ethtool_set_pauseparam(struct phylink *,
struct ethtool_pauseparam *);
+int phylink_ethtool_get_module_info(struct phylink *, struct ethtool_modinfo *);
+int phylink_ethtool_get_module_eeprom(struct phylink *,
+ struct ethtool_eeprom *, u8 *);
int phylink_init_eee(struct phylink *, bool);
int phylink_get_eee_err(struct phylink *);
int phylink_ethtool_get_eee(struct phylink *, struct ethtool_eee *);