[PATCH v2 2/3] iio: adc: meson_saradc: Use devm_clk_get_optional()

From: Andy Shevchenko
Date: Thu Jun 02 2022 - 07:42:49 EST


Replace open coded variants of devm_clk_get_optional().

Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Reviewed-by: Martin Blumenstingl <martin.blumenstingl@xxxxxxxxxxxxxx>
---
v2: added tag (Martin)
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 a2e83eca03e8..e0762103c869 100644
--- a/drivers/iio/adc/meson_saradc.c
+++ b/drivers/iio/adc/meson_saradc.c
@@ -1225,23 +1225,13 @@ 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