[PATCH 2/3] ASoC: fsl_sai: convert to dev_err_probe

[Marco Felsch <m.felsch@pengutronix.de>]

Make use of the new macro to get device defered information for free
and to cleanup the code a bit. No functional changes.

Signed-off-by: Marco Felsch <m.felsch@pengutronix.de>
---
 sound/soc/fsl/fsl_sai.c | 33 +++++++++++----------------------
 1 file changed, 11 insertions(+), 22 deletions(-)

diff --git a/sound/soc/fsl/fsl_sai.c b/sound/soc/fsl/fsl_sai.c
index a7637d602f3c..3e54f1f71c1e 100644
--- a/sound/soc/fsl/fsl_sai.c
+++ b/sound/soc/fsl/fsl_sai.c
@@ -1034,21 +1034,15 @@ static int fsl_sai_probe(struct platform_device *pdev)
 	}
 
 	sai->regmap = devm_regmap_init_mmio(dev, base, &fsl_sai_regmap_config);
-	if (IS_ERR(sai->regmap)) {
-		dev_err(dev, "regmap init failed\n");
-		return PTR_ERR(sai->regmap);
-	}
+	if (IS_ERR(sai->regmap))
+		return dev_err_probe(dev, PTR_ERR(sai->regmap), "regmap init failed\n");
 
 	sai->bus_clk = devm_clk_get(dev, "bus");
 	/* Compatible with old DTB cases */
 	if (IS_ERR(sai->bus_clk) && PTR_ERR(sai->bus_clk) != -EPROBE_DEFER)
 		sai->bus_clk = devm_clk_get(dev, "sai");
-	if (IS_ERR(sai->bus_clk)) {
-		dev_err(dev, "failed to get bus clock: %ld\n",
-				PTR_ERR(sai->bus_clk));
-		/* -EPROBE_DEFER */
-		return PTR_ERR(sai->bus_clk);
-	}
+	if (IS_ERR(sai->bus_clk))
+		return dev_err_probe(dev, PTR_ERR(sai->bus_clk), "failed to get bus clock\n");
 
 	for (i = 1; i < FSL_SAI_MCLK_MAX; i++) {
 		sprintf(tmp, "mclk%d", i);
@@ -1067,14 +1061,12 @@ static int fsl_sai_probe(struct platform_device *pdev)
 
 	irq = platform_get_irq(pdev, 0);
 	if (irq < 0)
-		return irq;
+		return dev_err_probe(dev, irq, "failed to get the irq\n");
 
 	ret = devm_request_irq(dev, irq, fsl_sai_isr, IRQF_SHARED,
 			       np->name, sai);
-	if (ret) {
-		dev_err(dev, "failed to claim irq %u\n", irq);
-		return ret;
-	}
+	if (ret)
+		return dev_err_probe(dev, ret, "failed to claim irq %u\n", irq);
 
 	memcpy(&sai->cpu_dai_drv, &fsl_sai_dai_template,
 	       sizeof(fsl_sai_dai_template));
@@ -1089,8 +1081,7 @@ static int fsl_sai_probe(struct platform_device *pdev)
 	if (of_find_property(np, "fsl,sai-synchronous-rx", NULL) &&
 	    of_find_property(np, "fsl,sai-asynchronous", NULL)) {
 		/* error out if both synchronous and asynchronous are present */
-		dev_err(dev, "invalid binding for synchronous mode\n");
-		return -EINVAL;
+		return dev_err_probe(dev, -EINVAL, "invalid binding for synchronous mode\n");
 	}
 
 	if (of_find_property(np, "fsl,sai-synchronous-rx", NULL)) {
@@ -1109,14 +1100,12 @@ static int fsl_sai_probe(struct platform_device *pdev)
 	if (of_find_property(np, "fsl,sai-mclk-direction-output", NULL) &&
 	    of_device_is_compatible(np, "fsl,imx6ul-sai")) {
 		gpr = syscon_regmap_lookup_by_compatible("fsl,imx6ul-iomuxc-gpr");
-		if (IS_ERR(gpr)) {
-			dev_err(dev, "cannot find iomuxc registers\n");
-			return PTR_ERR(gpr);
-		}
+		if (IS_ERR(gpr))
+			return dev_err_probe(dev, PTR_ERR(gpr), "cannot find iomuxc registers\n");
 
 		index = of_alias_get_id(np, "sai");
 		if (index < 0)
-			return index;
+			return dev_err_probe(dev, index, "cannot find sai aliases\n");
 
 		regmap_update_bits(gpr, IOMUXC_GPR1, MCLK_DIR(index),
 				   MCLK_DIR(index));
-- 
2.30.2