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Message-ID: <84871cc7-2f96-7252-768f-5f869208045b@gmail.com>
Date: Thu, 19 Jan 2023 23:56:37 +0100
From: Heiner Kallweit <hkallweit1@...il.com>
To: Neil Armstrong <neil.armstrong@...aro.org>,
Andrew Lunn <andrew@...n.ch>,
Jerome Brunet <jbrunet@...libre.com>,
Martin Blumenstingl <martin.blumenstingl@...glemail.com>,
Russell King - ARM Linux <linux@...linux.org.uk>,
David Miller <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>,
Paolo Abeni <pabeni@...hat.com>,
Kevin Hilman <khilman@...libre.com>
Cc: "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
"linux-arm-kernel@...ts.infradead.org"
<linux-arm-kernel@...ts.infradead.org>,
"open list:ARM/Amlogic Meson..." <linux-amlogic@...ts.infradead.org>
Subject: [PATCH net-next] net: mdio: mux-meson-g12a: use devm_clk_get_enabled
to simplify the code
Use devm_clk_get_enabled() to simplify the code.
Signed-off-by: Heiner Kallweit <hkallweit1@...il.com>
---
drivers/net/mdio/mdio-mux-meson-g12a.c | 27 ++++++--------------------
1 file changed, 6 insertions(+), 21 deletions(-)
diff --git a/drivers/net/mdio/mdio-mux-meson-g12a.c b/drivers/net/mdio/mdio-mux-meson-g12a.c
index 4a2e94faf..1c1ed6e11 100644
--- a/drivers/net/mdio/mdio-mux-meson-g12a.c
+++ b/drivers/net/mdio/mdio-mux-meson-g12a.c
@@ -55,7 +55,6 @@ struct g12a_mdio_mux {
bool pll_is_enabled;
void __iomem *regs;
void *mux_handle;
- struct clk *pclk;
struct clk *pll;
};
@@ -302,6 +301,7 @@ static int g12a_mdio_mux_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct g12a_mdio_mux *priv;
+ struct clk *pclk;
int ret;
priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
@@ -314,34 +314,21 @@ static int g12a_mdio_mux_probe(struct platform_device *pdev)
if (IS_ERR(priv->regs))
return PTR_ERR(priv->regs);
- priv->pclk = devm_clk_get(dev, "pclk");
- if (IS_ERR(priv->pclk))
- return dev_err_probe(dev, PTR_ERR(priv->pclk),
+ pclk = devm_clk_get_enabled(dev, "pclk");
+ if (IS_ERR(pclk))
+ return dev_err_probe(dev, PTR_ERR(pclk),
"failed to get peripheral clock\n");
- /* Make sure the device registers are clocked */
- ret = clk_prepare_enable(priv->pclk);
- if (ret) {
- dev_err(dev, "failed to enable peripheral clock");
- return ret;
- }
-
/* Register PLL in CCF */
ret = g12a_ephy_glue_clk_register(dev);
if (ret)
- goto err;
+ return ret;
ret = mdio_mux_init(dev, dev->of_node, g12a_mdio_switch_fn,
&priv->mux_handle, dev, NULL);
- if (ret) {
+ if (ret)
dev_err_probe(dev, ret, "mdio multiplexer init failed\n");
- goto err;
- }
- return 0;
-
-err:
- clk_disable_unprepare(priv->pclk);
return ret;
}
@@ -354,8 +341,6 @@ static int g12a_mdio_mux_remove(struct platform_device *pdev)
if (priv->pll_is_enabled)
clk_disable_unprepare(priv->pll);
- clk_disable_unprepare(priv->pclk);
-
return 0;
}
--
2.39.0
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