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phylink: add module EEPROM support 

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>
This commit is contained in:
Russell King 2017-07-25 15:03:23 +01:00 committed by David S. Miller
parent ce0aa27ff3
commit 770a1ad557
2 changed files with 31 additions and 0 deletions
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28
drivers/net/phy/phylink.c
View File

@ -1020,6 +1020,34 @@ int phylink_ethtool_set_pauseparam(struct phylink *pl,
} }
EXPORT_SYMBOL_GPL(phylink_ethtool_set_pauseparam); 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 phylink_init_eee(struct phylink *pl, bool clk_stop_enable)
{ {
int ret = -EPROTONOSUPPORT; int ret = -EPROTONOSUPPORT;

3
include/linux/phylink.h
View File

@ -125,6 +125,9 @@ void phylink_ethtool_get_pauseparam(struct phylink *,
struct ethtool_pauseparam *); struct ethtool_pauseparam *);
int phylink_ethtool_set_pauseparam(struct phylink *, int phylink_ethtool_set_pauseparam(struct phylink *,
struct ethtool_pauseparam *); 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_init_eee(struct phylink *, bool);
int phylink_get_eee_err(struct phylink *); int phylink_get_eee_err(struct phylink *);
int phylink_ethtool_get_eee(struct phylink *, struct ethtool_eee *); int phylink_ethtool_get_eee(struct phylink *, struct ethtool_eee *);