From 62a6ef6a996f5eec73d30d079573a1fa8f95fcd9 Mon Sep 17 00:00:00 2001 From: Marcin Wojtas Date: Mon, 21 Jun 2021 19:30:24 +0200 Subject: net: mdiobus: Introduce fwnode_mdbiobus_register() This patch introduces a new helper function that wraps acpi_/of_ mdiobus_register() and allows its usage via common fwnode_ interface. Fall back to raw mdiobus_register() in case CONFIG_FWNODE_MDIO is not enabled, in order to satisfy compatibility in all future user drivers. Signed-off-by: Marcin Wojtas Signed-off-by: David S. Miller --- drivers/net/mdio/fwnode_mdio.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) (limited to 'drivers/net/mdio') diff --git a/drivers/net/mdio/fwnode_mdio.c b/drivers/net/mdio/fwnode_mdio.c index 1becb1a731f6..ae0bf71a9932 100644 --- a/drivers/net/mdio/fwnode_mdio.c +++ b/drivers/net/mdio/fwnode_mdio.c @@ -7,8 +7,10 @@ */ #include +#include #include #include +#include #include MODULE_AUTHOR("Calvin Johnson "); @@ -142,3 +144,23 @@ int fwnode_mdiobus_register_phy(struct mii_bus *bus, return 0; } EXPORT_SYMBOL(fwnode_mdiobus_register_phy); + +/** + * fwnode_mdiobus_register - bring up all the PHYs on a given MDIO bus and + * attach them to it. + * @bus: Target MDIO bus. + * @fwnode: Pointer to fwnode of the MDIO controller. + * + * Return values are determined accordingly to acpi_/of_ mdiobus_register() + * operation. + */ +int fwnode_mdiobus_register(struct mii_bus *bus, struct fwnode_handle *fwnode) +{ + if (is_acpi_node(fwnode)) + return acpi_mdiobus_register(bus, fwnode); + else if (is_of_node(fwnode)) + return of_mdiobus_register(bus, to_of_node(fwnode)); + else + return -EINVAL; +} +EXPORT_SYMBOL(fwnode_mdiobus_register); -- cgit