linux-kernel - [PATCH] ASoC: mediatek: mt8192-afe-pcm: Simplify probe() with local dev variable

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Message-Id: <20241025080026.2393-1-tangbin@cmss.chinamobile.com>
Date: Fri, 25 Oct 2024 16:00:26 +0800
From: Tang Bin <tangbin@...s.chinamobile.com>
To: lgirdwood@...il.com,
	broonie@...nel.org,
	perex@...ex.cz,
	tiwai@...e.com,
	matthias.bgg@...il.com,
	angelogioacchino.delregno@...labora.com
Cc: linux-sound@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-mediatek@...ts.infradead.org,
	Tang Bin <tangbin@...s.chinamobile.com>
Subject: [PATCH] ASoC: mediatek: mt8192-afe-pcm: Simplify probe() with local dev variable

Simplify the function mt8192_afe_pcm_dev_probe() by
using local 'dev' instead of '&pdev->dev'.

Signed-off-by: Tang Bin <tangbin@...s.chinamobile.com>
---
 sound/soc/mediatek/mt8192/mt8192-afe-pcm.c | 19 +++++++++----------
 1 file changed, 9 insertions(+), 10 deletions(-)

diff --git a/sound/soc/mediatek/mt8192/mt8192-afe-pcm.c b/sound/soc/mediatek/mt8192/mt8192-afe-pcm.c
index 9b502f4cd..80cda7bf5 100644
--- a/sound/soc/mediatek/mt8192/mt8192-afe-pcm.c
+++ b/sound/soc/mediatek/mt8192/mt8192-afe-pcm.c
@@ -2158,27 +2158,26 @@ static int mt8192_afe_pcm_dev_probe(struct platform_device *pdev)
 {
 	struct mtk_base_afe *afe;
 	struct mt8192_afe_private *afe_priv;
-	struct device *dev;
+	struct device *dev = &pdev->dev;
 	struct reset_control *rstc;
 	int i, ret, irq_id;
 
-	ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(34));
+	ret = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(34));
 	if (ret)
 		return ret;
 
-	afe = devm_kzalloc(&pdev->dev, sizeof(*afe), GFP_KERNEL);
+	afe = devm_kzalloc(dev, sizeof(*afe), GFP_KERNEL);
 	if (!afe)
 		return -ENOMEM;
 	platform_set_drvdata(pdev, afe);
 
-	afe->platform_priv = devm_kzalloc(&pdev->dev, sizeof(*afe_priv),
+	afe->platform_priv = devm_kzalloc(dev, sizeof(*afe_priv),
 					  GFP_KERNEL);
 	if (!afe->platform_priv)
 		return -ENOMEM;
 	afe_priv = afe->platform_priv;
 
-	afe->dev = &pdev->dev;
-	dev = afe->dev;
+	afe->dev = dev;
 
 	/* init audio related clock */
 	ret = mt8192_init_clock(afe);
@@ -2196,7 +2195,7 @@ static int mt8192_afe_pcm_dev_probe(struct platform_device *pdev)
 	if (ret)
 		return dev_err_probe(dev, ret, "failed to trigger audio reset\n");
 
-	ret = devm_pm_runtime_enable(&pdev->dev);
+	ret = devm_pm_runtime_enable(dev);
 	if (ret)
 		return ret;
 
@@ -2212,13 +2211,13 @@ static int mt8192_afe_pcm_dev_probe(struct platform_device *pdev)
 
 	/* enable clock for regcache get default value from hw */
 	afe_priv->pm_runtime_bypass_reg_ctl = true;
-	pm_runtime_get_sync(&pdev->dev);
+	pm_runtime_get_sync(dev);
 
 	ret = regmap_reinit_cache(afe->regmap, &mt8192_afe_regmap_config);
 	if (ret)
 		return dev_err_probe(dev, ret, "regmap_reinit_cache fail\n");
 
-	pm_runtime_put_sync(&pdev->dev);
+	pm_runtime_put_sync(dev);
 	afe_priv->pm_runtime_bypass_reg_ctl = false;
 
 	regcache_cache_only(afe->regmap, true);
@@ -2285,7 +2284,7 @@ static int mt8192_afe_pcm_dev_probe(struct platform_device *pdev)
 	afe->runtime_suspend = mt8192_afe_runtime_suspend;
 
 	/* register platform */
-	ret = devm_snd_soc_register_component(&pdev->dev,
+	ret = devm_snd_soc_register_component(dev,
 					      &mtk_afe_pcm_platform,
 					      afe->dai_drivers,
 					      afe->num_dai_drivers);
-- 
2.33.0