linux-kernel - [PATCH 29/31] PM / devfreq: imx-bus: convert to use devm_pm_opp

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Message-Id: <20210103035605.23973-1-tiny.windzz@gmail.com>
Date:   Sun,  3 Jan 2021 03:56:05 +0000
From:   Yangtao Li <tiny.windzz@...il.com>
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Subject: [PATCH 29/31] PM / devfreq: imx-bus: convert to use devm_pm_opp_* API

Use devm_pm_opp_* API to simplify code.

Signed-off-by: Yangtao Li <tiny.windzz@...il.com>
---
 drivers/devfreq/imx-bus.c | 14 +++-----------
 1 file changed, 3 insertions(+), 11 deletions(-)

diff --git a/drivers/devfreq/imx-bus.c b/drivers/devfreq/imx-bus.c
index 4f38455ad742..ff26ef049b1b 100644
--- a/drivers/devfreq/imx-bus.c
+++ b/drivers/devfreq/imx-bus.c
@@ -61,7 +61,6 @@ static void imx_bus_exit(struct device *dev)
 {
 	struct imx_bus *priv = dev_get_drvdata(dev);
 
-	dev_pm_opp_of_remove_table(dev);
 	platform_device_unregister(priv->icc_pdev);
 }
 
@@ -123,7 +122,7 @@ static int imx_bus_probe(struct platform_device *pdev)
 	}
 	platform_set_drvdata(pdev, priv);
 
-	ret = dev_pm_opp_of_add_table(dev);
+	ret = devm_pm_opp_of_add_table(dev);
 	if (ret < 0) {
 		dev_err(dev, "failed to get OPP table\n");
 		return ret;
@@ -141,18 +140,11 @@ static int imx_bus_probe(struct platform_device *pdev)
 	if (IS_ERR(priv->devfreq)) {
 		ret = PTR_ERR(priv->devfreq);
 		dev_err(dev, "failed to add devfreq device: %d\n", ret);
-		goto err;
+		return ret;
 	}
 
-	ret = imx_bus_init_icc(dev);
-	if (ret)
-		goto err;
-
-	return 0;
+	return imx_bus_init_icc(dev);
 
-err:
-	dev_pm_opp_of_remove_table(dev);
-	return ret;
 }
 
 static const struct of_device_id imx_bus_of_match[] = {
-- 
2.25.1