diff options
| author |   Antoine Tenart <antoine.tenart@bootlin.com> | 2019-12-17 18:07:41 +0100 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2019-12-19 17:32:21 -0800 |
| commit | 0aa4d016c043d16a282e7e93edf6213a7b954c90 (patch) | |
| tree | c3249cc700e0f9f61c0014b4263320851267763f | |
| parent | Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf (diff) | |
| download | wireguard-linux-0aa4d016c043d16a282e7e93edf6213a7b954c90.tar.xz wireguard-linux-0aa4d016c043d16a282e7e93edf6213a7b954c90.zip | |
of: mdio: export of_mdiobus_child_is_phy
This patch exports of_mdiobus_child_is_phy, allowing to check if a child
node is a network PHY.
Signed-off-by: Antoine Tenart <antoine.tenart@bootlin.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/of/of_mdio.c | 3 | ||||
| -rw-r--r-- | include/linux/of_mdio.h | 6 |
2 files changed, 8 insertions, 1 deletions
diff --git a/drivers/of/of_mdio.c b/drivers/of/of_mdio.c index c6b87ce2b0cc..fc757ef6eadc 100644 --- a/drivers/of/of_mdio.c +++ b/drivers/of/of_mdio.c @@ -162,7 +162,7 @@ static const struct of_device_id whitelist_phys[] = { * A device which is not a phy is expected to have a compatible string * indicating what sort of device it is. */ -static bool of_mdiobus_child_is_phy(struct device_node *child) +bool of_mdiobus_child_is_phy(struct device_node *child) { u32 phy_id; @@ -187,6 +187,7 @@ static bool of_mdiobus_child_is_phy(struct device_node *child) return false; } +EXPORT_SYMBOL(of_mdiobus_child_is_phy); /** * of_mdiobus_register - Register mii_bus and create PHYs from the device tree diff --git a/include/linux/of_mdio.h b/include/linux/of_mdio.h index 99cefe6f5edb..79bc82e30c02 100644 --- a/include/linux/of_mdio.h +++ b/include/linux/of_mdio.h @@ -12,6 +12,7 @@ #include <linux/of.h> #if IS_ENABLED(CONFIG_OF_MDIO) +extern bool of_mdiobus_child_is_phy(struct device_node *child); extern int of_mdiobus_register(struct mii_bus *mdio, struct device_node *np); extern struct phy_device *of_phy_find_device(struct device_node *phy_np); extern struct phy_device *of_phy_connect(struct net_device *dev, @@ -54,6 +55,11 @@ static inline int of_mdio_parse_addr(struct device *dev, } #else /* CONFIG_OF_MDIO */ +static bool of_mdiobus_child_is_phy(struct device_node *child) +{ + return false; +} + static inline int of_mdiobus_register(struct mii_bus *mdio, struct device_node *np) { /* |