Commit 7c0c8268 authored May 08, 2015 by Bert Vermeulen Committed by David S. Miller May 10, 2015

net: mdio-gpio: Allow for unspecified bus id



When the bus id was supplied via a struct platform_device, the driver wasn't
handling -1 to mean an unspecified id of the only instance of this driver,
as the platform spec requires.

Signed-off-by: Bert Vermeulen <bert@biot.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent fbf33a28

drivers/net/phy/mdio-gpio.c

+4 −1

Original line number	Diff line number	Diff line
		@@ -168,7 +168,10 @@ static struct mii_bus mdio_gpio_bus_init(struct device dev,
		if (!new_bus->irq[i])
		new_bus->irq[i] = PHY_POLL;

		if (bus_id != -1)
		snprintf(new_bus->id, MII_BUS_ID_SIZE, "gpio-%x", bus_id);
		else
		strncpy(new_bus->id, "gpio", MII_BUS_ID_SIZE);

		if (devm_gpio_request(dev, bitbang->mdc, "mdc"))
		goto out_free_bus;