From: Markus Elfring <Markus.Elfring@web.de>
To: netdev@vger.kernel.org,
Alexandre Belloni <alexandre.belloni@bootlin.com>,
Andrew Lunn <andrew@lunn.ch>,
Florian Fainelli <f.fainelli@gmail.com>,
"David S. Miller" <davem@davemloft.net>,
Heiner Kallweit <hkallweit1@gmail.com>
Cc: LKML <linux-kernel@vger.kernel.org>, kernel-janitors@vger.kernel.org
Subject: [PATCH 1/2] net/phy/mdio-mscc-miim: Use devm_platform_ioremap_resource() in mscc_miim_probe()
Date: Fri, 20 Sep 2019 21:02:40 +0200 [thread overview]
Message-ID: <506889a6-4148-89f9-302e-4be069595bb4@web.de> (raw)
In-Reply-To: <189ccfc3-d5a6-79fd-29b8-1f7140e9639a@web.de>
From: Markus Elfring <elfring@users.sourceforge.net>
Date: Fri, 20 Sep 2019 20:20:34 +0200
Simplify this function implementation by using a known wrapper function.
This issue was detected by using the Coccinelle software.
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
drivers/net/phy/mdio-mscc-miim.c | 18 +++++-------------
1 file changed, 5 insertions(+), 13 deletions(-)
diff --git a/drivers/net/phy/mdio-mscc-miim.c b/drivers/net/phy/mdio-mscc-miim.c
index badbc99bedd3..b36fe81b6e6d 100644
--- a/drivers/net/phy/mdio-mscc-miim.c
+++ b/drivers/net/phy/mdio-mscc-miim.c
@@ -115,15 +115,10 @@ static int mscc_miim_reset(struct mii_bus *bus)
static int mscc_miim_probe(struct platform_device *pdev)
{
- struct resource *res;
struct mii_bus *bus;
struct mscc_miim_dev *dev;
int ret;
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!res)
- return -ENODEV;
-
bus = devm_mdiobus_alloc_size(&pdev->dev, sizeof(*dev));
if (!bus)
return -ENOMEM;
@@ -136,19 +131,16 @@ static int mscc_miim_probe(struct platform_device *pdev)
bus->parent = &pdev->dev;
dev = bus->priv;
- dev->regs = devm_ioremap_resource(&pdev->dev, res);
+ dev->regs = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(dev->regs)) {
dev_err(&pdev->dev, "Unable to map MIIM registers\n");
return PTR_ERR(dev->regs);
}
- res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
- if (res) {
- dev->phy_regs = devm_ioremap_resource(&pdev->dev, res);
- if (IS_ERR(dev->phy_regs)) {
- dev_err(&pdev->dev, "Unable to map internal phy registers\n");
- return PTR_ERR(dev->phy_regs);
- }
+ dev->phy_regs = devm_platform_ioremap_resource(pdev, 1);
+ if (IS_ERR(dev->phy_regs)) {
+ dev_err(&pdev->dev, "Unable to map internal phy registers\n");
+ return PTR_ERR(dev->phy_regs);
}
ret = of_mdiobus_register(bus, pdev->dev.of_node);
--
2.23.0
next prev parent reply other threads:[~2019-09-20 19:02 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-20 19:00 [PATCH 0/2] net/phy/mdio-mscc-miim: Adjustments for mscc_miim_probe() Markus Elfring
2019-09-20 19:02 ` Markus Elfring [this message]
2019-09-20 19:09 ` [PATCH 1/2] net/phy/mdio-mscc-miim: Use devm_platform_ioremap_resource() in mscc_miim_probe() Andrew Lunn
2019-09-26 15:29 ` [1/2] " Markus Elfring
2019-09-26 16:18 ` Alexandre Belloni
2019-09-26 18:52 ` Markus Elfring
2019-09-26 19:32 ` Alexandre Belloni
2019-09-27 8:14 ` [PATCH v2 0/2] net: phy: mscc-miim: Adjustments for mscc_miim_probe() Markus Elfring
2019-09-27 8:16 ` [PATCH v2 1/2] net: phy: mscc-miim: Use devm_platform_ioremap_resource() in mscc_miim_probe() Markus Elfring
2019-09-27 8:18 ` [PATCH v2 2/2] net: phy: mscc-miim: Move the setting of mii_bus structure members " Markus Elfring
2019-09-20 19:03 ` [PATCH 2/2] net/phy/mdio-mscc-miim: " Markus Elfring
2019-09-20 19:13 ` Andrew Lunn
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