linux-kernel - [PATCH v3 4/6] iio: adc: meson_saradc: Use devm_clk_get

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Message-Id: <20220603100004.70336-4-andriy.shevchenko@linux.intel.com>
Date:   Fri,  3 Jun 2022 13:00:02 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        linux-iio@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-amlogic@...ts.infradead.org, linux-kernel@...r.kernel.org
Cc:     Jonathan Cameron <jic23@...nel.org>,
        Lars-Peter Clausen <lars@...afoo.de>,
        Neil Armstrong <narmstrong@...libre.com>,
        Kevin Hilman <khilman@...libre.com>,
        Jerome Brunet <jbrunet@...libre.com>,
        Martin Blumenstingl <martin.blumenstingl@...glemail.com>
Subject: [PATCH v3 4/6] iio: adc: meson_saradc: Use devm_clk_get_optional()

Replace open coded variants of devm_clk_get_optional().

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Reviewed-by: Martin Blumenstingl <martin.blumenstingl@...glemail.com>
---
v3: no changes

 drivers/iio/adc/meson_saradc.c | 22 ++++++----------------
 1 file changed, 6 insertions(+), 16 deletions(-)

diff --git a/drivers/iio/adc/meson_saradc.c b/drivers/iio/adc/meson_saradc.c
index 0d9aef362c5d..337517a8e1ac 100644
--- a/drivers/iio/adc/meson_saradc.c
+++ b/drivers/iio/adc/meson_saradc.c
@@ -1222,23 +1222,13 @@ static int meson_sar_adc_probe(struct platform_device *pdev)
 		return dev_err_probe(&pdev->dev, PTR_ERR(priv->core_clk),
 				     "failed to get core clk\n");
 
-	priv->adc_clk = devm_clk_get(&pdev->dev, "adc_clk");
-	if (IS_ERR(priv->adc_clk)) {
-		if (PTR_ERR(priv->adc_clk) == -ENOENT)
-			priv->adc_clk = NULL;
-		else
-			return dev_err_probe(&pdev->dev, PTR_ERR(priv->adc_clk),
-					     "failed to get adc clk\n");
-	}
+	priv->adc_clk = devm_clk_get_optional(dev, "adc_clk");
+	if (IS_ERR(priv->adc_clk))
+		return dev_err_probe(dev, PTR_ERR(priv->adc_clk), "failed to get adc clk\n");
 
-	priv->adc_sel_clk = devm_clk_get(&pdev->dev, "adc_sel");
-	if (IS_ERR(priv->adc_sel_clk)) {
-		if (PTR_ERR(priv->adc_sel_clk) == -ENOENT)
-			priv->adc_sel_clk = NULL;
-		else
-			return dev_err_probe(&pdev->dev, PTR_ERR(priv->adc_sel_clk),
-					     "failed to get adc_sel clk\n");
-	}
+	priv->adc_sel_clk = devm_clk_get_optional(dev, "adc_sel");
+	if (IS_ERR(priv->adc_sel_clk))
+		return dev_err_probe(dev, PTR_ERR(priv->adc_sel_clk), "failed to get adc_sel clk\n");
 
 	/* on pre-GXBB SoCs the SAR ADC itself provides the ADC clock: */
 	if (!priv->adc_clk) {
-- 
2.35.1