linux-kernel - [PATCH 1/2] ASoC: mediatek: mt7986: remove redundant remove function

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Message-ID: <20231023095453.4860-2-maso.huang@mediatek.com>
Date:   Mon, 23 Oct 2023 17:54:52 +0800
From:   Maso Huang <maso.huang@...iatek.com>
To:     Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>, <alsa-devel@...a-project.org>,
        <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>
CC:     Maso Huang <maso.huang@...iatek.com>
Subject: [PATCH 1/2] ASoC: mediatek: mt7986: remove redundant remove function

Remove redundant remove function of mt7986-wm8960.

Signed-off-by: Maso Huang <maso.huang@...iatek.com>
---
 sound/soc/mediatek/mt7986/mt7986-wm8960.c | 43 +++++++----------------
 1 file changed, 12 insertions(+), 31 deletions(-)

diff --git a/sound/soc/mediatek/mt7986/mt7986-wm8960.c b/sound/soc/mediatek/mt7986/mt7986-wm8960.c
index 364d13b1c426..c1390b373410 100644
--- a/sound/soc/mediatek/mt7986/mt7986-wm8960.c
+++ b/sound/soc/mediatek/mt7986/mt7986-wm8960.c
@@ -12,11 +12,6 @@
 
 #include "mt7986-afe-common.h"
 
-struct mt7986_wm8960_priv {
-	struct device_node *platform_node;
-	struct device_node *codec_node;
-};
-
 static const struct snd_soc_dapm_widget mt7986_wm8960_widgets[] = {
 	SND_SOC_DAPM_HP("Headphone", NULL),
 	SND_SOC_DAPM_MIC("AMIC", NULL),
@@ -92,20 +87,18 @@ static int mt7986_wm8960_machine_probe(struct platform_device *pdev)
 	struct snd_soc_card *card = &mt7986_wm8960_card;
 	struct snd_soc_dai_link *dai_link;
 	struct device_node *platform, *codec;
-	struct mt7986_wm8960_priv *priv;
+	struct device_node *platform_dai_node, *codec_dai_node;
 	int ret, i;
 
-	priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
-	if (!priv)
-		return -ENOMEM;
+	card->dev = &pdev->dev;
 
 	platform = of_get_child_by_name(pdev->dev.of_node, "platform");
 
 	if (platform) {
-		priv->platform_node = of_parse_phandle(platform, "sound-dai", 0);
+		platform_dai_node = of_parse_phandle(platform, "sound-dai", 0);
 		of_node_put(platform);
 
-		if (!priv->platform_node) {
+		if (!platform_dai_node) {
 			dev_err(&pdev->dev, "Failed to parse platform/sound-dai property\n");
 			return -EINVAL;
 		}
@@ -117,24 +110,22 @@ static int mt7986_wm8960_machine_probe(struct platform_device *pdev)
 	for_each_card_prelinks(card, i, dai_link) {
 		if (dai_link->platforms->name)
 			continue;
-		dai_link->platforms->of_node = priv->platform_node;
+		dai_link->platforms->of_node = platform_dai_node;
 	}
 
-	card->dev = &pdev->dev;
-
 	codec = of_get_child_by_name(pdev->dev.of_node, "codec");
 
 	if (codec) {
-		priv->codec_node = of_parse_phandle(codec, "sound-dai", 0);
+		codec_dai_node = of_parse_phandle(codec, "sound-dai", 0);
 		of_node_put(codec);
 
-		if (!priv->codec_node) {
-			of_node_put(priv->platform_node);
+		if (!codec_dai_node) {
+			of_node_put(platform_dai_node);
 			dev_err(&pdev->dev, "Failed to parse codec/sound-dai property\n");
 			return -EINVAL;
 		}
 	} else {
-		of_node_put(priv->platform_node);
+		of_node_put(platform_dai_node);
 		dev_err(&pdev->dev, "Property 'codec' missing or invalid\n");
 		return -EINVAL;
 	}
@@ -142,7 +133,7 @@ static int mt7986_wm8960_machine_probe(struct platform_device *pdev)
 	for_each_card_prelinks(card, i, dai_link) {
 		if (dai_link->codecs->name)
 			continue;
-		dai_link->codecs->of_node = priv->codec_node;
+		dai_link->codecs->of_node = codec_dai_node;
 	}
 
 	ret = snd_soc_of_parse_audio_routing(card, "audio-routing");
@@ -158,20 +149,11 @@ static int mt7986_wm8960_machine_probe(struct platform_device *pdev)
 	}
 
 err_of_node_put:
-	of_node_put(priv->codec_node);
-	of_node_put(priv->platform_node);
+	of_node_put(platform_dai_node);
+	of_node_put(codec_dai_node);
 	return ret;
 }
 
-static void mt7986_wm8960_machine_remove(struct platform_device *pdev)
-{
-	struct snd_soc_card *card = platform_get_drvdata(pdev);
-	struct mt7986_wm8960_priv *priv = snd_soc_card_get_drvdata(card);
-
-	of_node_put(priv->codec_node);
-	of_node_put(priv->platform_node);
-}
-
 static const struct of_device_id mt7986_wm8960_machine_dt_match[] = {
 	{.compatible = "mediatek,mt7986-wm8960-sound"},
 	{ /* sentinel */ }
@@ -184,7 +166,6 @@ static struct platform_driver mt7986_wm8960_machine = {
 		.of_match_table = mt7986_wm8960_machine_dt_match,
 	},
 	.probe = mt7986_wm8960_machine_probe,
-	.remove_new = mt7986_wm8960_machine_remove,
 };
 
 module_platform_driver(mt7986_wm8960_machine);
-- 
2.18.0