[PATCH v4 1/4] ASoC: tegra: Add error logging in tegra210_admaif driver

[Sheetal <sheetal@nvidia.com>]

Log errors in the Tegra210 ADMAIF probe and runtime callback paths.
Drop redundant dev_err() at tegra_isomgr_adma_register() call site
since it already logs errors internally.

Signed-off-by: Sheetal <sheetal@nvidia.com>
---
 sound/soc/tegra/tegra210_admaif.c | 24 +++++++++++-------------
 1 file changed, 11 insertions(+), 13 deletions(-)

diff --git a/sound/soc/tegra/tegra210_admaif.c b/sound/soc/tegra/tegra210_admaif.c
index 0976779d29f2..a1b2c3d4e5f6 100644
--- a/sound/soc/tegra/tegra210_admaif.c
+++ b/sound/soc/tegra/tegra210_admaif.c
@@ -408,6 +408,7 @@ static int tegra_admaif_start(struct snd_soc_dai *dai, int direction)
 		reg = CH_RX_REG(TEGRA_ADMAIF_RX_ENABLE, dai->id);
 		break;
 	default:
+		dev_err(dai->dev, "invalid stream direction: %d\n", direction);
 		return -EINVAL;
 	}
 
@@ -441,6 +442,7 @@ static int tegra_admaif_stop(struct snd_soc_dai *dai, int direction)
 		reset_reg = CH_RX_REG(TEGRA_ADMAIF_RX_SOFT_RESET, dai->id);
 		break;
 	default:
+		dev_err(dai->dev, "invalid stream direction: %d\n", direction);
 		return -EINVAL;
 	}
 
@@ -489,6 +491,7 @@ static int tegra_admaif_trigger(struct snd_pcm_substream *substream, int cmd,
 	case SNDRV_PCM_TRIGGER_SUSPEND:
 		return tegra_admaif_stop(dai, substream->stream);
 	default:
+		dev_err(dai->dev, "invalid trigger command: %d\n", cmd);
 		return -EINVAL;
 	}
 }
@@ -958,10 +961,9 @@ static int tegra_admaif_probe(struct platform_device *pdev)
 
 	admaif->regmap = devm_regmap_init_mmio(&pdev->dev, regs,
 					       admaif->soc_data->regmap_conf);
-	if (IS_ERR(admaif->regmap)) {
-		dev_err(&pdev->dev, "regmap init failed\n");
-		return PTR_ERR(admaif->regmap);
-	}
+	if (IS_ERR(admaif->regmap))
+		return dev_err_probe(&pdev->dev, PTR_ERR(admaif->regmap),
+				     "regmap init failed\n");
 
 	regcache_cache_only(admaif->regmap, true);
 
@@ -968,7 +970,5 @@ static int tegra_admaif_probe(struct platform_device *pdev)
 	err = tegra_isomgr_adma_register(&pdev->dev);
-	if (err) {
-		dev_err(&pdev->dev, "Failed to add interconnect path\n");
-		return err;
-	}
+	if (err)
+		return err;
 
 	regmap_update_bits(admaif->regmap, admaif->soc_data->global_base +
@@ -1009,11 +1009,9 @@ static int tegra_admaif_probe(struct platform_device *pdev)
 					      admaif->soc_data->cmpnt,
 					      admaif->soc_data->dais,
 					      admaif->soc_data->num_ch);
-	if (err) {
-		dev_err(&pdev->dev,
-			"can't register ADMAIF component, err: %d\n", err);
-		return err;
-	}
+	if (err)
+		return dev_err_probe(&pdev->dev, err,
+				     "can't register ADMAIF component\n");
 
 	pm_runtime_enable(&pdev->dev);
 
-- 
2.17.1