iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

of: mdio: Refactor of_mdiobus_register_phy()

Browse Source 
Refactor of_mdiobus_register_phy() to use fwnode_mdiobus_register_phy().
Also, remove the of_find_mii_timestamper() since the fwnode variant is
used instead.

Signed-off-by: Calvin Johnson <calvin.johnson@oss.nxp.com>
Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Acked-by: Grant Likely <grant.likely@arm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Calvin Johnson 2021-06-11 13:53:55 +03:00 committed by David S. Miller
parent bc1bee3b87
commit 8d2cb3ad31
1 changed files with 1 additions and 55 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

56
drivers/net/mdio/of_mdio.c
View File

@ -33,24 +33,6 @@ static int of_get_phy_id(struct device_node *device, u32 *phy_id)
return fwnode_get_phy_id(of_fwnode_handle(device), phy_id);
}
static struct mii_timestamper *of_find_mii_timestamper(struct device_node *node)
{
struct of_phandle_args arg;
int err;
err = of_parse_phandle_with_fixed_args(node, "timestamper", 1, 0, &arg);
if (err == -ENOENT)
return NULL;
else if (err)
return ERR_PTR(err);
if (arg.args_count != 1)
return ERR_PTR(-EINVAL);
return register_mii_timestamper(arg.np, arg.args[0]);
}
int of_mdiobus_phy_device_register(struct mii_bus *mdio, struct phy_device *phy,
struct device_node *child, u32 addr)
{
@ -63,43 +45,7 @@ EXPORT_SYMBOL(of_mdiobus_phy_device_register);
static int of_mdiobus_register_phy(struct mii_bus *mdio,
struct device_node *child, u32 addr)
{
struct mii_timestamper *mii_ts;
struct phy_device *phy;
bool is_c45;
int rc;
u32 phy_id;
mii_ts = of_find_mii_timestamper(child);
if (IS_ERR(mii_ts))
return PTR_ERR(mii_ts);
is_c45 = of_device_is_compatible(child,
"ethernet-phy-ieee802.3-c45");
if (!is_c45 && !of_get_phy_id(child, &phy_id))
phy = phy_device_create(mdio, addr, phy_id, 0, NULL);
else
phy = get_phy_device(mdio, addr, is_c45);
if (IS_ERR(phy)) {
unregister_mii_timestamper(mii_ts);
return PTR_ERR(phy);
}
rc = of_mdiobus_phy_device_register(mdio, phy, child, addr);
if (rc) {
unregister_mii_timestamper(mii_ts);
phy_device_free(phy);
return rc;
}
/* phy->mii_ts may already be defined by the PHY driver. A
* mii_timestamper probed via the device tree will still have
* precedence.
*/
if (mii_ts)
phy->mii_ts = mii_ts;
return 0;
return fwnode_mdiobus_register_phy(mdio, of_fwnode_handle(child), addr);
}
static int of_mdiobus_register_device(struct mii_bus *mdio,