Hi Florian,
On Tue, May 15, 2018 at 04:56:19PM -0700, Florian Fainelli wrote:
> A number of drivers have the following pattern:
>
> if (np)
> of_mdiobus_register()
> else
> mdiobus_register()
>
> which the implementation of of_mdiobus_register() now takes care of.
> Remove that pattern in drivers that strictly adhere to it.
>
> Signed-off-by: Florian Fainelli <f.fainelli@xxxxxxxxx>
> ---
> drivers/net/dsa/bcm_sf2.c | 8 ++------
> drivers/net/dsa/mv88e6xxx/chip.c | 5 +----
> drivers/net/ethernet/cadence/macb_main.c | 12 +++---------
> drivers/net/ethernet/freescale/fec_main.c | 8 ++------
> drivers/net/ethernet/marvell/mvmdio.c | 5 +----
For mvmdio,
Reviewed-by: Antoine Tenart <antoine.tenart@xxxxxxxxxxx>
Thanks!
Antoine
> drivers/net/ethernet/renesas/sh_eth.c | 11 +++--------
> drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c | 5 +----
> drivers/net/ethernet/ti/davinci_mdio.c | 8 +++-----
> drivers/net/phy/mdio-gpio.c | 6 +-----
> drivers/net/phy/mdio-mscc-miim.c | 6 +-----
> drivers/net/usb/lan78xx.c | 7 ++-----
> 11 files changed, 20 insertions(+), 61 deletions(-)
>
> diff --git a/drivers/net/dsa/bcm_sf2.c b/drivers/net/dsa/bcm_sf2.c
> index ac621f44237a..02e8982519ce 100644
> --- a/drivers/net/dsa/bcm_sf2.c
> +++ b/drivers/net/dsa/bcm_sf2.c
> @@ -450,12 +450,8 @@ static int bcm_sf2_mdio_register(struct dsa_switch *ds)
> priv->slave_mii_bus->parent = ds->dev->parent;
> priv->slave_mii_bus->phy_mask = ~priv->indir_phy_mask;
>
> - if (dn)
> - err = of_mdiobus_register(priv->slave_mii_bus, dn);
> - else
> - err = mdiobus_register(priv->slave_mii_bus);
> -
> - if (err)
> + err = of_mdiobus_register(priv->slave_mii_bus, dn);
> + if (err && dn)
> of_node_put(dn);
>
> return err;
> diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c
> index b23c11d9f4b2..2bb3f03ee1cb 100644
> --- a/drivers/net/dsa/mv88e6xxx/chip.c
> +++ b/drivers/net/dsa/mv88e6xxx/chip.c
> @@ -2454,10 +2454,7 @@ static int mv88e6xxx_mdio_register(struct mv88e6xxx_chip *chip,
> return err;
> }
>
> - if (np)
> - err = of_mdiobus_register(bus, np);
> - else
> - err = mdiobus_register(bus);
> + err = of_mdiobus_register(bus, np);
> if (err) {
> dev_err(chip->dev, "Cannot register MDIO bus (%d)\n", err);
> mv88e6xxx_g2_irq_mdio_free(chip, bus);
> diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c
> index b4c9268100bb..3e93df5d4e3b 100644
> --- a/drivers/net/ethernet/cadence/macb_main.c
> +++ b/drivers/net/ethernet/cadence/macb_main.c
> @@ -591,16 +591,10 @@ static int macb_mii_init(struct macb *bp)
> dev_set_drvdata(&bp->dev->dev, bp->mii_bus);
>
> np = bp->pdev->dev.of_node;
> + if (pdata)
> + bp->mii_bus->phy_mask = pdata->phy_mask;
>
> - if (np) {
> - err = of_mdiobus_register(bp->mii_bus, np);
> - } else {
> - if (pdata)
> - bp->mii_bus->phy_mask = pdata->phy_mask;
> -
> - err = mdiobus_register(bp->mii_bus);
> - }
> -
> + err = of_mdiobus_register(bp->mii_bus, np);
> if (err)
> goto err_out_free_mdiobus;
>
> diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
> index d4604bc8eb5b..f3e43db0d6cb 100644
> --- a/drivers/net/ethernet/freescale/fec_main.c
> +++ b/drivers/net/ethernet/freescale/fec_main.c
> @@ -2052,13 +2052,9 @@ static int fec_enet_mii_init(struct platform_device *pdev)
> fep->mii_bus->parent = &pdev->dev;
>
> node = of_get_child_by_name(pdev->dev.of_node, "mdio");
> - if (node) {
> - err = of_mdiobus_register(fep->mii_bus, node);
> + err = of_mdiobus_register(fep->mii_bus, node);
> + if (node)
> of_node_put(node);
> - } else {
> - err = mdiobus_register(fep->mii_bus);
> - }
> -
> if (err)
> goto err_out_free_mdiobus;
>
> diff --git a/drivers/net/ethernet/marvell/mvmdio.c b/drivers/net/ethernet/marvell/mvmdio.c
> index 0495487f7b42..c5dac6bd2be4 100644
> --- a/drivers/net/ethernet/marvell/mvmdio.c
> +++ b/drivers/net/ethernet/marvell/mvmdio.c
> @@ -348,10 +348,7 @@ static int orion_mdio_probe(struct platform_device *pdev)
> goto out_mdio;
> }
>
> - if (pdev->dev.of_node)
> - ret = of_mdiobus_register(bus, pdev->dev.of_node);
> - else
> - ret = mdiobus_register(bus);
> + ret = of_mdiobus_register(bus, pdev->dev.of_node);
> if (ret < 0) {
> dev_err(&pdev->dev, "Cannot register MDIO bus (%d)\n", ret);
> goto out_mdio;
> diff --git a/drivers/net/ethernet/renesas/sh_eth.c b/drivers/net/ethernet/renesas/sh_eth.c
> index 5970d9e5ddf1..8dd41e08a6c6 100644
> --- a/drivers/net/ethernet/renesas/sh_eth.c
> +++ b/drivers/net/ethernet/renesas/sh_eth.c
> @@ -3025,15 +3025,10 @@ static int sh_mdio_init(struct sh_eth_private *mdp,
> pdev->name, pdev->id);
>
> /* register MDIO bus */
> - if (dev->of_node) {
> - ret = of_mdiobus_register(mdp->mii_bus, dev->of_node);
> - } else {
> - if (pd->phy_irq > 0)
> - mdp->mii_bus->irq[pd->phy] = pd->phy_irq;
> -
> - ret = mdiobus_register(mdp->mii_bus);
> - }
> + if (pd->phy_irq > 0)
> + mdp->mii_bus->irq[pd->phy] = pd->phy_irq;
>
> + ret = of_mdiobus_register(mdp->mii_bus, dev->of_node);
> if (ret)
> goto out_free_bus;
>
> diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c
> index f5f37bfa1d58..5df1a608e566 100644
> --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c
> +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c
> @@ -233,10 +233,7 @@ int stmmac_mdio_register(struct net_device *ndev)
> new_bus->phy_mask = mdio_bus_data->phy_mask;
> new_bus->parent = priv->device;
>
> - if (mdio_node)
> - err = of_mdiobus_register(new_bus, mdio_node);
> - else
> - err = mdiobus_register(new_bus);
> + err = of_mdiobus_register(new_bus, mdio_node);
> if (err != 0) {
> dev_err(dev, "Cannot register the MDIO bus\n");
> goto bus_register_fail;
> diff --git a/drivers/net/ethernet/ti/davinci_mdio.c b/drivers/net/ethernet/ti/davinci_mdio.c
> index 98a1c97fb95e..8ac72831af05 100644
> --- a/drivers/net/ethernet/ti/davinci_mdio.c
> +++ b/drivers/net/ethernet/ti/davinci_mdio.c
> @@ -429,12 +429,10 @@ static int davinci_mdio_probe(struct platform_device *pdev)
> * defined to support backward compatibility with DTs which assume that
> * Davinci MDIO will always scan the bus for PHYs detection.
> */
> - if (dev->of_node && of_get_child_count(dev->of_node)) {
> + if (dev->of_node && of_get_child_count(dev->of_node))
> data->skip_scan = true;
> - ret = of_mdiobus_register(data->bus, dev->of_node);
> - } else {
> - ret = mdiobus_register(data->bus);
> - }
> +
> + ret = of_mdiobus_register(data->bus, dev->of_node);
> if (ret)
> goto bail_out;
>
> diff --git a/drivers/net/phy/mdio-gpio.c b/drivers/net/phy/mdio-gpio.c
> index b501221819e1..4e4c8daf44c3 100644
> --- a/drivers/net/phy/mdio-gpio.c
> +++ b/drivers/net/phy/mdio-gpio.c
> @@ -179,11 +179,7 @@ static int mdio_gpio_probe(struct platform_device *pdev)
> if (!new_bus)
> return -ENODEV;
>
> - if (pdev->dev.of_node)
> - ret = of_mdiobus_register(new_bus, pdev->dev.of_node);
> - else
> - ret = mdiobus_register(new_bus);
> -
> + ret = of_mdiobus_register(new_bus, pdev->dev.of_node);
> if (ret)
> mdio_gpio_bus_deinit(&pdev->dev);
>
> diff --git a/drivers/net/phy/mdio-mscc-miim.c b/drivers/net/phy/mdio-mscc-miim.c
> index 8c689ccfdbca..badbc99bedd3 100644
> --- a/drivers/net/phy/mdio-mscc-miim.c
> +++ b/drivers/net/phy/mdio-mscc-miim.c
> @@ -151,11 +151,7 @@ static int mscc_miim_probe(struct platform_device *pdev)
> }
> }
>
> - if (pdev->dev.of_node)
> - ret = of_mdiobus_register(bus, pdev->dev.of_node);
> - else
> - ret = mdiobus_register(bus);
> -
> + ret = of_mdiobus_register(bus, pdev->dev.of_node);
> if (ret < 0) {
> dev_err(&pdev->dev, "Cannot register MDIO bus (%d)\n", ret);
> return ret;
> diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c
> index 91761436709a..8dff87ec6d99 100644
> --- a/drivers/net/usb/lan78xx.c
> +++ b/drivers/net/usb/lan78xx.c
> @@ -1843,12 +1843,9 @@ static int lan78xx_mdio_init(struct lan78xx_net *dev)
> }
>
> node = of_get_child_by_name(dev->udev->dev.of_node, "mdio");
> - if (node) {
> - ret = of_mdiobus_register(dev->mdiobus, node);
> + ret = of_mdiobus_register(dev->mdiobus, node);
> + if (node)
> of_node_put(node);
> - } else {
> - ret = mdiobus_register(dev->mdiobus);
> - }
> if (ret) {
> netdev_err(dev->net, "can't register MDIO bus\n");
> goto exit1;
> --
> 2.14.1
>
--
Antoine Ténart, Bootlin (formerly Free Electrons)
Embedded Linux and Kernel engineering
https://bootlin.com
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