From 38af1fcf5cafd99a52a0242a89318734f7190314 Mon Sep 17 00:00:00 2001 From: Russell King Date: Thu, 1 Oct 2015 23:10:05 +0100 Subject: phylink: add module EEPROM support Add support for reading module EEPROMs through phylink. Reviewed-by: Florian Fainelli Signed-off-by: Russell King --- drivers/net/phy/phylink.c | 63 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 63 insertions(+) (limited to 'drivers/net/phy/phylink.c') diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c index 730f630af920..3bf7c5b0b2b3 100644 --- a/drivers/net/phy/phylink.c +++ b/drivers/net/phy/phylink.c @@ -930,6 +930,36 @@ int phylink_ethtool_set_pauseparam(struct phylink *pl, } EXPORT_SYMBOL_GPL(phylink_ethtool_set_pauseparam); +int phylink_ethtool_get_module_info(struct phylink *pl, + struct ethtool_modinfo *modinfo) +{ + int ret = -EOPNOTSUPP; + + mutex_lock(&pl->config_mutex); + if (pl->module_ops) + ret = pl->module_ops->get_module_info(pl->module_data, + modinfo); + mutex_unlock(&pl->config_mutex); + + 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; + + mutex_lock(&pl->config_mutex); + if (pl->module_ops) + ret = pl->module_ops->get_module_eeprom(pl->module_data, ee, + buf); + mutex_unlock(&pl->config_mutex); + + return ret; +} +EXPORT_SYMBOL_GPL(phylink_ethtool_get_module_eeprom); + int phylink_init_eee(struct phylink *pl, bool clk_stop_enable) { int ret = -EPROTONOSUPPORT; @@ -1206,6 +1236,39 @@ EXPORT_SYMBOL_GPL(phylink_mii_ioctl); +int phylink_register_module(struct phylink *pl, void *data, + const struct phylink_module_ops *ops) +{ + int ret = -EBUSY; + + mutex_lock(&pl->config_mutex); + if (!pl->module_ops) { + pl->module_ops = ops; + pl->module_data = data; + ret = 0; + } + mutex_unlock(&pl->config_mutex); + + return ret; +} +EXPORT_SYMBOL_GPL(phylink_register_module); + +int phylink_unregister_module(struct phylink *pl, void *data) +{ + int ret = -EINVAL; + + mutex_lock(&pl->config_mutex); + if (pl->module_data == data) { + pl->module_ops = NULL; + pl->module_data = NULL; + ret = 0; + } + mutex_unlock(&pl->config_mutex); + + return ret; +} +EXPORT_SYMBOL_GPL(phylink_unregister_module); + void phylink_disable(struct phylink *pl) { set_bit(PHYLINK_DISABLE_LINK, &pl->phylink_disable_state); -- cgit