linux-kernel - [PATCH v2 -next] ASoC: mediatek: mt8195: Fix build warning without CONFIG

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Message-ID: <20220507021424.12180-1-yuehaibing@huawei.com>
Date:   Sat, 7 May 2022 10:14:24 +0800
From:   YueHaibing <yuehaibing@...wei.com>
To:     <lgirdwood@...il.com>, <broonie@...nel.org>, <perex@...ex.cz>,
        <tiwai@...e.com>, <matthias.bgg@...il.com>, <tzungbi@...gle.com>,
        <angelogioacchino.delregno@...labora.com>,
        <trevor.wu@...iatek.com>, <arnd@...db.de>
CC:     <alsa-devel@...a-project.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, YueHaibing <yuehaibing@...wei.com>
Subject: [PATCH v2 -next] ASoC: mediatek: mt8195: Fix build warning without CONFIG_OF

sound/soc/mediatek/mt8195/mt8195-mt6359.c:1639:32: warning: ‘mt8195_mt6359_max98390_rt5682_card’ defined but not used [-Wunused-variable]
 1639 | static struct mt8195_card_data mt8195_mt6359_max98390_rt5682_card = {
      |                                ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sound/soc/mediatek/mt8195/mt8195-mt6359.c:1634:32: warning: ‘mt8195_mt6359_rt1011_rt5682_card’ defined but not used [-Wunused-variable]
 1634 | static struct mt8195_card_data mt8195_mt6359_rt1011_rt5682_card = {
      |                                ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sound/soc/mediatek/mt8195/mt8195-mt6359.c:1629:32: warning: ‘mt8195_mt6359_rt1019_rt5682_card’ defined but not used [-Wunused-variable]
 1629 | static struct mt8195_card_data mt8195_mt6359_rt1019_rt5682_card = {
      |                                ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Since all users of this driver do need CONFIG_OF anyway, there is no
need to save a few bytes on kernel builds while CONFIG_OF disabled, so
just remove the #ifdef to fix this warning.

Fixes: 86a6b9c9dfff ("ASoC: mediatek: mt8195: add machine support for max98390 and rt5682")
Signed-off-by: YueHaibing <yuehaibing@...wei.com>
---
v2: remove #ifdef block as Arnd suggested
---
 sound/soc/mediatek/mt8195/mt8195-mt6359.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/sound/soc/mediatek/mt8195/mt8195-mt6359.c b/sound/soc/mediatek/mt8195/mt8195-mt6359.c
index f90675f14d60..54a00b0699b1 100644
--- a/sound/soc/mediatek/mt8195/mt8195-mt6359.c
+++ b/sound/soc/mediatek/mt8195/mt8195-mt6359.c
@@ -1626,7 +1626,6 @@ static int mt8195_mt6359_dev_probe(struct platform_device *pdev)
 	return ret;
 }
 
-#ifdef CONFIG_OF
 static struct mt8195_card_data mt8195_mt6359_rt1019_rt5682_card = {
 	.name = "mt8195_r1019_5682",
 	.quirk = RT1019_SPEAKER_AMP_PRESENT,
@@ -1657,7 +1656,6 @@ static const struct of_device_id mt8195_mt6359_dt_match[] = {
 	},
 	{},
 };
-#endif
 
 static const struct dev_pm_ops mt8195_mt6359_pm_ops = {
 	.poweroff = snd_soc_poweroff,
@@ -1667,9 +1665,7 @@ static const struct dev_pm_ops mt8195_mt6359_pm_ops = {
 static struct platform_driver mt8195_mt6359_driver = {
 	.driver = {
 		.name = "mt8195_mt6359",
-#ifdef CONFIG_OF
 		.of_match_table = mt8195_mt6359_dt_match,
-#endif
 		.pm = &mt8195_mt6359_pm_ops,
 	},
 	.probe = mt8195_mt6359_dev_probe,
-- 
2.17.1