linux-kernel - [PATCH 1/7] ASoC: mediatek: mt8173-afe-pcm: Convert to devm_pm_runtime

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Date: Thu, 11 Jan 2024 11:52:41 +0100
From: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
To: lgirdwood@...il.com
Cc: broonie@...nel.org,
	perex@...ex.cz,
	tiwai@...e.com,
	matthias.bgg@...il.com,
	angelogioacchino.delregno@...labora.com,
	ribalda@...omium.org,
	nicolas.ferre@...rochip.com,
	u.kleine-koenig@...gutronix.de,
	kuninori.morimoto.gx@...esas.com,
	nfraprado@...labora.com,
	alsa-devel@...a-project.org,
	trevor.wu@...iatek.com,
	linux-sound@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-mediatek@...ts.infradead.org
Subject: [PATCH 1/7] ASoC: mediatek: mt8173-afe-pcm: Convert to devm_pm_runtime_enable()

Switch from pm_runtime_enable() to devm_pm_runtime_enable() to simplify
the probe function.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
---
 sound/soc/mediatek/mt8173/mt8173-afe-pcm.c | 24 ++++++++--------------
 1 file changed, 8 insertions(+), 16 deletions(-)

diff --git a/sound/soc/mediatek/mt8173/mt8173-afe-pcm.c b/sound/soc/mediatek/mt8173/mt8173-afe-pcm.c
index b6291b7c811e..ea611730de9c 100644
--- a/sound/soc/mediatek/mt8173/mt8173-afe-pcm.c
+++ b/sound/soc/mediatek/mt8173/mt8173-afe-pcm.c
@@ -1117,11 +1117,11 @@ static int mt8173_afe_pcm_dev_probe(struct platform_device *pdev)
 
 	platform_set_drvdata(pdev, afe);
 
-	pm_runtime_enable(&pdev->dev);
-	if (!pm_runtime_enabled(&pdev->dev)) {
+	ret = devm_pm_runtime_enable(&pdev->dev);
+	if (ret) {
 		ret = mt8173_afe_runtime_resume(&pdev->dev);
 		if (ret)
-			goto err_pm_disable;
+			return ret;
 	}
 
 	afe->reg_back_up_list = mt8173_afe_backup_list;
@@ -1133,19 +1133,17 @@ static int mt8173_afe_pcm_dev_probe(struct platform_device *pdev)
 					 &mtk_afe_pcm_platform,
 					 NULL, 0);
 	if (ret)
-		goto err_pm_disable;
+		return ret;
 
 	comp_pcm = devm_kzalloc(&pdev->dev, sizeof(*comp_pcm), GFP_KERNEL);
-	if (!comp_pcm) {
-		ret = -ENOMEM;
-		goto err_pm_disable;
-	}
+	if (!comp_pcm)
+		return -ENOMEM;
 
 	ret = snd_soc_component_initialize(comp_pcm,
 					   &mt8173_afe_pcm_dai_component,
 					   &pdev->dev);
 	if (ret)
-		goto err_pm_disable;
+		return ret;
 
 #ifdef CONFIG_DEBUG_FS
 	comp_pcm->debugfs_prefix = "pcm";
@@ -1155,7 +1153,7 @@ static int mt8173_afe_pcm_dev_probe(struct platform_device *pdev)
 				    mt8173_afe_pcm_dais,
 				    ARRAY_SIZE(mt8173_afe_pcm_dais));
 	if (ret)
-		goto err_pm_disable;
+		return ret;
 
 	comp_hdmi = devm_kzalloc(&pdev->dev, sizeof(*comp_hdmi), GFP_KERNEL);
 	if (!comp_hdmi) {
@@ -1191,18 +1189,12 @@ static int mt8173_afe_pcm_dev_probe(struct platform_device *pdev)
 
 err_cleanup_components:
 	snd_soc_unregister_component(&pdev->dev);
-err_pm_disable:
-	pm_runtime_disable(&pdev->dev);
 	return ret;
 }
 
 static void mt8173_afe_pcm_dev_remove(struct platform_device *pdev)
 {
 	snd_soc_unregister_component(&pdev->dev);
-
-	pm_runtime_disable(&pdev->dev);
-	if (!pm_runtime_status_suspended(&pdev->dev))
-		mt8173_afe_runtime_suspend(&pdev->dev);
 }
 
 static const struct of_device_id mt8173_afe_pcm_dt_match[] = {
-- 
2.43.0