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Date: Sat, 29 Jan 2022 14:02:15 -0800 From: Colin Foster <colin.foster@...advantage.com> To: linux-arm-kernel@...ts.infradead.org, linux-gpio@...r.kernel.org, netdev@...r.kernel.org, linux-kernel@...r.kernel.org Cc: Steen Hegelund <Steen.Hegelund@...rochip.com>, Lars Povlsen <lars.povlsen@...rochip.com>, Linus Walleij <linus.walleij@...aro.org>, Russell King <linux@...linux.org.uk>, Heiner Kallweit <hkallweit1@...il.com>, Jakub Kicinski <kuba@...nel.org>, "David S. Miller" <davem@...emloft.net>, Florian Fainelli <f.fainelli@...il.com>, Vivien Didelot <vivien.didelot@...il.com>, Andrew Lunn <andrew@...n.ch>, UNGLinuxDriver@...rochip.com, Alexandre Belloni <alexandre.belloni@...tlin.com>, Claudiu Manoil <claudiu.manoil@....com>, Vladimir Oltean <vladimir.oltean@....com>, Lee Jones <lee.jones@...aro.org>, katie.morris@...advantage.com Subject: [RFC v6 net-next 3/9] net: mdio: mscc-miim: add local dev variable to cleanup probe function Create a local device *dev in order to not dereference the platform_device several times throughout the probe function. Signed-off-by: Colin Foster <colin.foster@...advantage.com> --- drivers/net/mdio/mdio-mscc-miim.c | 24 ++++++++++++------------ 1 file changed, 12 insertions(+), 12 deletions(-) diff --git a/drivers/net/mdio/mdio-mscc-miim.c b/drivers/net/mdio/mdio-mscc-miim.c index 7d2abaf2b2c9..6b14f3cf3891 100644 --- a/drivers/net/mdio/mdio-mscc-miim.c +++ b/drivers/net/mdio/mdio-mscc-miim.c @@ -220,6 +220,7 @@ EXPORT_SYMBOL(mscc_miim_setup); static int mscc_miim_probe(struct platform_device *pdev) { struct regmap *mii_regmap, *phy_regmap = NULL; + struct device *dev = &pdev->dev; void __iomem *regs, *phy_regs; struct mscc_miim_dev *miim; struct resource *res; @@ -228,38 +229,37 @@ static int mscc_miim_probe(struct platform_device *pdev) regs = devm_platform_get_and_ioremap_resource(pdev, 0, NULL); if (IS_ERR(regs)) { - dev_err(&pdev->dev, "Unable to map MIIM registers\n"); + dev_err(dev, "Unable to map MIIM registers\n"); return PTR_ERR(regs); } - mii_regmap = devm_regmap_init_mmio(&pdev->dev, regs, - &mscc_miim_regmap_config); + mii_regmap = devm_regmap_init_mmio(dev, regs, &mscc_miim_regmap_config); if (IS_ERR(mii_regmap)) { - dev_err(&pdev->dev, "Unable to create MIIM regmap\n"); + dev_err(dev, "Unable to create MIIM regmap\n"); return PTR_ERR(mii_regmap); } /* This resource is optional */ res = platform_get_resource(pdev, IORESOURCE_MEM, 1); if (res) { - phy_regs = devm_ioremap_resource(&pdev->dev, res); + phy_regs = devm_ioremap_resource(dev, res); if (IS_ERR(phy_regs)) { - dev_err(&pdev->dev, "Unable to map internal phy registers\n"); + dev_err(dev, "Unable to map internal phy registers\n"); return PTR_ERR(phy_regs); } - phy_regmap = devm_regmap_init_mmio(&pdev->dev, phy_regs, + phy_regmap = devm_regmap_init_mmio(dev, phy_regs, &mscc_miim_regmap_config); if (IS_ERR(phy_regmap)) { - dev_err(&pdev->dev, "Unable to create phy register regmap\n"); + dev_err(dev, "Unable to create phy register regmap\n"); return PTR_ERR(phy_regmap); } } - ret = mscc_miim_setup(&pdev->dev, &bus, "mscc_miim", mii_regmap, 0); + ret = mscc_miim_setup(dev, &bus, "mscc_miim", mii_regmap, 0); if (ret < 0) { - dev_err(&pdev->dev, "Unable to setup the MDIO bus\n"); + dev_err(dev, "Unable to setup the MDIO bus\n"); return ret; } @@ -267,9 +267,9 @@ static int mscc_miim_probe(struct platform_device *pdev) miim->phy_regs = phy_regmap; miim->phy_reset_offset = 0; - ret = of_mdiobus_register(bus, pdev->dev.of_node); + ret = of_mdiobus_register(bus, dev->of_node); if (ret < 0) { - dev_err(&pdev->dev, "Cannot register MDIO bus (%d)\n", ret); + dev_err(dev, "Cannot register MDIO bus (%d)\n", ret); return ret; } -- 2.25.1
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