ASoC: stm: Use dev_err_probe() helper

Use the dev_err_probe() helper, instead of open-coding the same
operation.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://lore.kernel.org/r/20211214020843.2225831-22-kuninori.morimoto.gx@renesas.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/stm/stm32_i2s.c

@@ -1045,36 +1045,24 @@ static int stm32_i2s_parse_dt(struct platform_device *pdev,
 
 	/* Get clocks */
 	i2s->pclk = devm_clk_get(&pdev->dev, "pclk");
-	if (IS_ERR(i2s->pclk)) {
-		if (PTR_ERR(i2s->pclk) != -EPROBE_DEFER)
-			dev_err(&pdev->dev, "Could not get pclk: %ld\n",
-				PTR_ERR(i2s->pclk));
-		return PTR_ERR(i2s->pclk);
-	}
+	if (IS_ERR(i2s->pclk))
+		return dev_err_probe(&pdev->dev, PTR_ERR(i2s->pclk),
+				     "Could not get pclk\n");
 
 	i2s->i2sclk = devm_clk_get(&pdev->dev, "i2sclk");
-	if (IS_ERR(i2s->i2sclk)) {
-		if (PTR_ERR(i2s->i2sclk) != -EPROBE_DEFER)
-			dev_err(&pdev->dev, "Could not get i2sclk: %ld\n",
-				PTR_ERR(i2s->i2sclk));
-		return PTR_ERR(i2s->i2sclk);
-	}
+	if (IS_ERR(i2s->i2sclk))
+		return dev_err_probe(&pdev->dev, PTR_ERR(i2s->i2sclk),
+				     "Could not get i2sclk\n");
 
 	i2s->x8kclk = devm_clk_get(&pdev->dev, "x8k");
-	if (IS_ERR(i2s->x8kclk)) {
-		if (PTR_ERR(i2s->x8kclk) != -EPROBE_DEFER)
-			dev_err(&pdev->dev, "Could not get x8k parent clock: %ld\n",
-				PTR_ERR(i2s->x8kclk));
-		return PTR_ERR(i2s->x8kclk);
-	}
+	if (IS_ERR(i2s->x8kclk))
+		return dev_err_probe(&pdev->dev, PTR_ERR(i2s->x8kclk),
+				     "Could not get x8k parent clock\n");
 
 	i2s->x11kclk = devm_clk_get(&pdev->dev, "x11k");
-	if (IS_ERR(i2s->x11kclk)) {
-		if (PTR_ERR(i2s->x11kclk) != -EPROBE_DEFER)
-			dev_err(&pdev->dev, "Could not get x11k parent clock: %ld\n",
-				PTR_ERR(i2s->x11kclk));
-		return PTR_ERR(i2s->x11kclk);
-	}
+	if (IS_ERR(i2s->x11kclk))
+		return dev_err_probe(&pdev->dev, PTR_ERR(i2s->x11kclk),
+				     "Could not get x11k parent clock\n");
 
 	/* Register mclk provider if requested */
 	if (of_find_property(np, "#clock-cells", NULL)) {
@@ -1097,12 +1085,10 @@ static int stm32_i2s_parse_dt(struct platform_device *pdev,
 
 	/* Reset */
 	rst = devm_reset_control_get_optional_exclusive(&pdev->dev, NULL);
-	if (IS_ERR(rst)) {
-		if (PTR_ERR(rst) != -EPROBE_DEFER)
-			dev_err(&pdev->dev, "Reset controller error %ld\n",
-				PTR_ERR(rst));
-		return PTR_ERR(rst);
-	}
+	if (IS_ERR(rst))
+		return dev_err_probe(&pdev->dev, PTR_ERR(rst),
+				     "Reset controller error\n");
+
 	reset_control_assert(rst);
 	udelay(2);
 	reset_control_deassert(rst);
@@ -1145,21 +1131,15 @@ static int stm32_i2s_probe(struct platform_device *pdev)
 
 	i2s->regmap = devm_regmap_init_mmio_clk(&pdev->dev, "pclk",
 						i2s->base, i2s->regmap_conf);
-	if (IS_ERR(i2s->regmap)) {
-		if (PTR_ERR(i2s->regmap) != -EPROBE_DEFER)
-			dev_err(&pdev->dev, "Regmap init error %ld\n",
-				PTR_ERR(i2s->regmap));
-		return PTR_ERR(i2s->regmap);
-	}
+	if (IS_ERR(i2s->regmap))
+		return dev_err_probe(&pdev->dev, PTR_ERR(i2s->regmap),
+				     "Regmap init error\n");
 
 	pm_runtime_enable(&pdev->dev);
 
 	ret = snd_dmaengine_pcm_register(&pdev->dev, &stm32_i2s_pcm_config, 0);
-	if (ret) {
-		if (ret != -EPROBE_DEFER)
-			dev_err(&pdev->dev, "PCM DMA register error %d\n", ret);
-		return ret;
-	}
+	if (ret)
+		return dev_err_probe(&pdev->dev, ret, "PCM DMA register error\n");
 
 	ret = snd_soc_register_component(&pdev->dev, &stm32_i2s_component,
 					 i2s->dai_drv, 1);

sound/soc/stm/stm32_sai.c

@@ -173,29 +173,20 @@ static int stm32_sai_probe(struct platform_device *pdev)
 
 	if (!STM_SAI_IS_F4(sai)) {
 		sai->pclk = devm_clk_get(&pdev->dev, "pclk");
-		if (IS_ERR(sai->pclk)) {
-			if (PTR_ERR(sai->pclk) != -EPROBE_DEFER)
-				dev_err(&pdev->dev, "missing bus clock pclk: %ld\n",
-					PTR_ERR(sai->pclk));
-			return PTR_ERR(sai->pclk);
-		}
+		if (IS_ERR(sai->pclk))
+			return dev_err_probe(&pdev->dev, PTR_ERR(sai->pclk),
+					     "missing bus clock pclk\n");
 	}
 
 	sai->clk_x8k = devm_clk_get(&pdev->dev, "x8k");
-	if (IS_ERR(sai->clk_x8k)) {
-		if (PTR_ERR(sai->clk_x8k) != -EPROBE_DEFER)
-			dev_err(&pdev->dev, "missing x8k parent clock: %ld\n",
-				PTR_ERR(sai->clk_x8k));
-		return PTR_ERR(sai->clk_x8k);
-	}
+	if (IS_ERR(sai->clk_x8k))
+		return dev_err_probe(&pdev->dev, PTR_ERR(sai->clk_x8k),
+				     "missing x8k parent clock\n");
 
 	sai->clk_x11k = devm_clk_get(&pdev->dev, "x11k");
-	if (IS_ERR(sai->clk_x11k)) {
-		if (PTR_ERR(sai->clk_x11k) != -EPROBE_DEFER)
-			dev_err(&pdev->dev, "missing x11k parent clock: %ld\n",
-				PTR_ERR(sai->clk_x11k));
-		return PTR_ERR(sai->clk_x11k);
-	}
+	if (IS_ERR(sai->clk_x11k))
+		return dev_err_probe(&pdev->dev, PTR_ERR(sai->clk_x11k),
+				     "missing x11k parent clock\n");
 
 	/* init irqs */
 	sai->irq = platform_get_irq(pdev, 0);
@@ -204,12 +195,10 @@ static int stm32_sai_probe(struct platform_device *pdev)
 
 	/* reset */
 	rst = devm_reset_control_get_optional_exclusive(&pdev->dev, NULL);
-	if (IS_ERR(rst)) {
-		if (PTR_ERR(rst) != -EPROBE_DEFER)
-			dev_err(&pdev->dev, "Reset controller error %ld\n",
-				PTR_ERR(rst));
-		return PTR_ERR(rst);
-	}
+	if (IS_ERR(rst))
+		return dev_err_probe(&pdev->dev, PTR_ERR(rst),
+				     "Reset controller error\n");
+
 	reset_control_assert(rst);
 	udelay(2);
 	reset_control_deassert(rst);

sound/soc/stm/stm32_sai_sub.c

@@ -1379,12 +1379,9 @@ static int stm32_sai_sub_parse_of(struct platform_device *pdev,
 	 */
 	sai->regmap = devm_regmap_init_mmio(&pdev->dev, base,
 					    sai->regmap_config);
-	if (IS_ERR(sai->regmap)) {
-		if (PTR_ERR(sai->regmap) != -EPROBE_DEFER)
-			dev_err(&pdev->dev, "Regmap init error %ld\n",
-				PTR_ERR(sai->regmap));
-		return PTR_ERR(sai->regmap);
-	}
+	if (IS_ERR(sai->regmap))
+		return dev_err_probe(&pdev->dev, PTR_ERR(sai->regmap),
+				     "Regmap init error\n");
 
 	/* Get direction property */
 	if (of_property_match_string(np, "dma-names", "tx") >= 0) {
@@ -1472,12 +1469,9 @@ static int stm32_sai_sub_parse_of(struct platform_device *pdev,
 
 	of_node_put(args.np);
 	sai->sai_ck = devm_clk_get(&pdev->dev, "sai_ck");
-	if (IS_ERR(sai->sai_ck)) {
-		if (PTR_ERR(sai->sai_ck) != -EPROBE_DEFER)
-			dev_err(&pdev->dev, "Missing kernel clock sai_ck: %ld\n",
-				PTR_ERR(sai->sai_ck));
-		return PTR_ERR(sai->sai_ck);
-	}
+	if (IS_ERR(sai->sai_ck))
+		return dev_err_probe(&pdev->dev, PTR_ERR(sai->sai_ck),
+				     "Missing kernel clock sai_ck\n");
 
 	ret = clk_prepare(sai->pdata->pclk);
 	if (ret < 0)
@@ -1551,11 +1545,8 @@ static int stm32_sai_sub_probe(struct platform_device *pdev)
 		conf = &stm32_sai_pcm_config_spdif;
 
 	ret = snd_dmaengine_pcm_register(&pdev->dev, conf, 0);
-	if (ret) {
-		if (ret != -EPROBE_DEFER)
-			dev_err(&pdev->dev, "Could not register pcm dma\n");
-		return ret;
-	}
+	if (ret)
+		return dev_err_probe(&pdev->dev, ret, "Could not register pcm dma\n");
 
 	ret = snd_soc_register_component(&pdev->dev, &stm32_component,
 					 &sai->cpu_dai_drv, 1);

sound/soc/stm/stm32_spdifrx.c

@@ -406,12 +406,9 @@ static int stm32_spdifrx_dma_ctrl_register(struct device *dev,
 	int ret;
 
 	spdifrx->ctrl_chan = dma_request_chan(dev, "rx-ctrl");
-	if (IS_ERR(spdifrx->ctrl_chan)) {
-		if (PTR_ERR(spdifrx->ctrl_chan) != -EPROBE_DEFER)
-			dev_err(dev, "dma_request_slave_channel error %ld\n",
-				PTR_ERR(spdifrx->ctrl_chan));
-		return PTR_ERR(spdifrx->ctrl_chan);
-	}
+	if (IS_ERR(spdifrx->ctrl_chan))
+		return dev_err_probe(dev, PTR_ERR(spdifrx->ctrl_chan),
+				     "dma_request_slave_channel error\n");
 
 	spdifrx->dmab = devm_kzalloc(dev, sizeof(struct snd_dma_buffer),
 				     GFP_KERNEL);
@@ -930,12 +927,9 @@ static int stm32_spdifrx_parse_of(struct platform_device *pdev,
 	spdifrx->phys_addr = res->start;
 
 	spdifrx->kclk = devm_clk_get(&pdev->dev, "kclk");
-	if (IS_ERR(spdifrx->kclk)) {
-		if (PTR_ERR(spdifrx->kclk) != -EPROBE_DEFER)
-			dev_err(&pdev->dev, "Could not get kclk: %ld\n",
-				PTR_ERR(spdifrx->kclk));
-		return PTR_ERR(spdifrx->kclk);
-	}
+	if (IS_ERR(spdifrx->kclk))
+		return dev_err_probe(&pdev->dev, PTR_ERR(spdifrx->kclk),
+				     "Could not get kclk\n");
 
 	spdifrx->irq = platform_get_irq(pdev, 0);
 	if (spdifrx->irq < 0)
@@ -987,12 +981,9 @@ static int stm32_spdifrx_probe(struct platform_device *pdev)
 	spdifrx->regmap = devm_regmap_init_mmio_clk(&pdev->dev, "kclk",
 						    spdifrx->base,
 						    spdifrx->regmap_conf);
-	if (IS_ERR(spdifrx->regmap)) {
-		if (PTR_ERR(spdifrx->regmap) != -EPROBE_DEFER)
-			dev_err(&pdev->dev, "Regmap init error %ld\n",
-				PTR_ERR(spdifrx->regmap));
-		return PTR_ERR(spdifrx->regmap);
-	}
+	if (IS_ERR(spdifrx->regmap))
+		return dev_err_probe(&pdev->dev, PTR_ERR(spdifrx->regmap),
+				     "Regmap init error\n");
 
 	ret = devm_request_irq(&pdev->dev, spdifrx->irq, stm32_spdifrx_isr, 0,
 			       dev_name(&pdev->dev), spdifrx);
@@ -1002,12 +993,10 @@ static int stm32_spdifrx_probe(struct platform_device *pdev)
 	}
 
 	rst = devm_reset_control_get_optional_exclusive(&pdev->dev, NULL);
-	if (IS_ERR(rst)) {
-		if (PTR_ERR(rst) != -EPROBE_DEFER)
-			dev_err(&pdev->dev, "Reset controller error %ld\n",
-				PTR_ERR(rst));
-		return PTR_ERR(rst);
-	}
+	if (IS_ERR(rst))
+		return dev_err_probe(&pdev->dev, PTR_ERR(rst),
+				     "Reset controller error\n");
+
 	reset_control_assert(rst);
 	udelay(2);
 	reset_control_deassert(rst);
@@ -1016,11 +1005,8 @@ static int stm32_spdifrx_probe(struct platform_device *pdev)
 
 	pcm_config = &stm32_spdifrx_pcm_config;
 	ret = snd_dmaengine_pcm_register(&pdev->dev, pcm_config, 0);
-	if (ret) {
-		if (ret != -EPROBE_DEFER)
-			dev_err(&pdev->dev, "PCM DMA register error %d\n", ret);
-		return ret;
-	}
+	if (ret)
+		return dev_err_probe(&pdev->dev, ret, "PCM DMA register error\n");
 
 	ret = snd_soc_register_component(&pdev->dev,
 					 &stm32_spdifrx_component,