linux-kernel - [PATCH v3 07/13] ASoC: codecs: da7219: fix 'defined but not used' warning

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Date:   Tue,  7 Jul 2020 14:06:06 -0500
From:   Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
To:     alsa-devel@...a-project.org
Cc:     tiwai@...e.de, broonie@...nel.org,
        Lee Jones <lee.jones@...aro.org>,
        Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>,
        Adam Thomson <Adam.Thomson.Opensource@...semi.com>,
        Support Opensource <support.opensource@...semi.com>,
        Liam Girdwood <lgirdwood@...il.com>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>,
        linux-kernel@...r.kernel.org (open list)
Subject: [PATCH v3 07/13] ASoC: codecs: da7219: fix 'defined but not used' warning

fix W=1 warning

sound/soc/codecs/da7219.c:1711:36: warning: 'da7219_acpi_match'
defined but not used [-Wunused-const-variable=]
 1711 | static const struct acpi_device_id da7219_acpi_match[] = {
      |                                    ^~~~~~~~~~~~~~~~~

Reviewed-by: Adam Thomson <Adam.Thomson.Opensource@...semi.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
---
 sound/soc/codecs/da7219.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/sound/soc/codecs/da7219.c b/sound/soc/codecs/da7219.c
index f2520a6c7875..153ea30b5a8f 100644
--- a/sound/soc/codecs/da7219.c
+++ b/sound/soc/codecs/da7219.c
@@ -1708,11 +1708,13 @@ static const struct of_device_id da7219_of_match[] = {
 };
 MODULE_DEVICE_TABLE(of, da7219_of_match);
 
+#ifdef CONFIG_ACPI
 static const struct acpi_device_id da7219_acpi_match[] = {
 	{ .id = "DLGS7219", },
 	{ }
 };
 MODULE_DEVICE_TABLE(acpi, da7219_acpi_match);
+#endif
 
 static enum da7219_micbias_voltage
 	da7219_fw_micbias_lvl(struct device *dev, u32 val)
-- 
2.25.1