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net: dsa: microchip: enable phy interrupts only if interrupt enabled in dts

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In the lan937x_mdio_register function, phy interrupts are enabled
irrespective of irq is enabled in the switch. Now, the check is added to
enable the phy interrupt only if the irq is enabled in the switch.

Signed-off-by: Arun Ramadoss <arun.ramadoss@microchip.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Arun Ramadoss
2022-09-22 12:40:24 +05:30
committed by Jakub Kicinski
parent 978f1f7246
commit abc1cb8cbd
1 changed files with 8 additions and 5 deletions
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13
drivers/net/dsa/microchip/lan937x_main.c
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@@ -235,17 +235,20 @@ static int lan937x_mdio_register(struct ksz_device *dev)
ds->slave_mii_bus = bus;
ret = lan937x_irq_phy_setup(dev);
if (ret) {
of_node_put(mdio_np);
return ret;
if (dev->irq > 0) {
ret = lan937x_irq_phy_setup(dev);
if (ret) {
of_node_put(mdio_np);
return ret;
}
}
ret = devm_of_mdiobus_register(ds->dev, bus, mdio_np);
if (ret) {
dev_err(ds->dev, "unable to register MDIO bus %s\n",
bus->id);
lan937x_irq_phy_free(dev);
if (dev->irq > 0)
lan937x_irq_phy_free(dev);
}
of_node_put(mdio_np);