ASoC: codecs: wcd938x: Simplify with dev_err_probe

Replace dev_err() in probe() path with dev_err_probe() to:
1. Make code a bit simpler and easier to read,
2. Do not print messages on deferred probe.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20230418074630.8681-4-krzysztof.kozlowski@linaro.org
Signed-off-by: Mark Brown <broonie@kernel.org>

Author: krzk

sound/soc/codecs/wcd938x.c

@@ -4235,18 +4235,15 @@ static int wcd938x_populate_dt_data(struct wcd938x_priv *wcd938x, struct device
 	int ret;
 
 	wcd938x->reset_gpio = of_get_named_gpio(dev->of_node, "reset-gpios", 0);
-	if (wcd938x->reset_gpio < 0) {
-		dev_err(dev, "Failed to get reset gpio: err = %d\n",
-			wcd938x->reset_gpio);
-		return wcd938x->reset_gpio;
-	}
+	if (wcd938x->reset_gpio < 0)
+		return dev_err_probe(dev, wcd938x->reset_gpio,
+				     "Failed to get reset gpio\n");
 
 	wcd938x->us_euro_gpio = devm_gpiod_get_optional(dev, "us-euro",
 						GPIOD_OUT_LOW);
-	if (IS_ERR(wcd938x->us_euro_gpio)) {
-		dev_err(dev, "us-euro swap Control GPIO not found\n");
-		return PTR_ERR(wcd938x->us_euro_gpio);
-	}
+	if (IS_ERR(wcd938x->us_euro_gpio))
+		return dev_err_probe(dev, PTR_ERR(wcd938x->us_euro_gpio),
+				     "us-euro swap Control GPIO not found\n");
 
 	cfg->swap_gnd_mic = wcd938x_swap_gnd_mic;
 
@@ -4256,16 +4253,12 @@ static int wcd938x_populate_dt_data(struct wcd938x_priv *wcd938x, struct device
 	wcd938x->supplies[3].supply = "vdd-mic-bias";
 
 	ret = regulator_bulk_get(dev, WCD938X_MAX_SUPPLY, wcd938x->supplies);
-	if (ret) {
-		dev_err(dev, "Failed to get supplies: err = %d\n", ret);
-		return ret;
-	}
+	if (ret)
+		return dev_err_probe(dev, ret, "Failed to get supplies\n");
 
 	ret = regulator_bulk_enable(WCD938X_MAX_SUPPLY, wcd938x->supplies);
-	if (ret) {
-		dev_err(dev, "Failed to enable supplies: err = %d\n", ret);
-		return ret;
-	}
+	if (ret)
+		return dev_err_probe(dev, ret, "Failed to enable supplies\n");
 
 	wcd938x_dt_parse_micbias_info(dev, wcd938x);