linux-kernel - [PATCH -next 2/2] ASoC: tlv320adc3xxx: Fix build error for implicit function declaration

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Date:   Wed, 11 May 2022 09:23:48 +0800
From:   Hui Tang <tanghui20@...wei.com>
To:     <lgirdwood@...il.com>
CC:     <broonie@...nel.org>, <perex@...ex.cz>, <tiwai@...e.com>,
        <ryan.lee.analog@...il.com>, <ricardw@...s.com>, <steve@....org>,
        <alsa-devel@...a-project.org>, <linux-kernel@...r.kernel.org>,
        <tanghui20@...wei.com>
Subject: [PATCH -next 2/2] ASoC: tlv320adc3xxx: Fix build error for implicit function declaration

sound/soc/codecs/tlv320adc3xxx.c: In function ‘adc3xxx_i2c_probe’:
sound/soc/codecs/tlv320adc3xxx.c:1359:21: error: implicit declaration of function ‘devm_gpiod_get’; did you mean ‘devm_gpio_free’? [-Werror=implicit-function-declaration]
  adc3xxx->rst_pin = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW);
                     ^~~~~~~~~~~~~~
                     devm_gpio_free
  CC [M]  drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgt215.o
  LD [M]  sound/soc/codecs/snd-soc-ak4671.o
  LD [M]  sound/soc/codecs/snd-soc-arizona.o
  LD [M]  sound/soc/codecs/snd-soc-cros-ec-codec.o
  LD [M]  sound/soc/codecs/snd-soc-ak4641.o
  LD [M]  sound/soc/codecs/snd-soc-alc5632.o
sound/soc/codecs/tlv320adc3xxx.c:1359:50: error: ‘GPIOD_OUT_LOW’ undeclared (first use in this function); did you mean ‘GPIOF_INIT_LOW’?
  adc3xxx->rst_pin = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW);
                                                  ^~~~~~~~~~~~~
                                                  GPIOF_INIT_LOW
sound/soc/codecs/tlv320adc3xxx.c:1359:50: note: each undeclared identifier is reported only once for each function it appears in
  LD [M]  sound/soc/codecs/snd-soc-cs35l32.o
sound/soc/codecs/tlv320adc3xxx.c:1408:2: error: implicit declaration of function ‘gpiod_set_value_cansleep’; did you mean ‘gpio_set_value_cansleep’? [-Werror=implicit-function-declaration]
  gpiod_set_value_cansleep(adc3xxx->rst_pin, 1);
  ^~~~~~~~~~~~~~~~~~~~~~~~
  gpio_set_value_cansleep
  LD [M]  sound/soc/codecs/snd-soc-cs35l41-lib.o
  LD [M]  sound/soc/codecs/snd-soc-cs35l36.o
  LD [M]  sound/soc/codecs/snd-soc-cs35l34.o
  LD [M]  sound/soc/codecs/snd-soc-cs35l41.o
  CC [M]  drivers/gpu/drm/nouveau/nvkm/engine/disp/sormcp89.o
cc1: all warnings being treated as errors

Add depend on GPIOLIB for 'config SND_SOC_TLV320ADC3XXX'

Fixes: e9a3b57efd28 ("ASoC: codec: tlv320adc3xxx: New codec driver")
Signed-off-by: Hui Tang <tanghui20@...wei.com>
---
 sound/soc/codecs/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig
index 71a7afedd0aa..920486e01afb 100644
--- a/sound/soc/codecs/Kconfig
+++ b/sound/soc/codecs/Kconfig
@@ -1583,6 +1583,7 @@ config SND_SOC_TFA989X
 config SND_SOC_TLV320ADC3XXX
 	tristate "Texas Instruments TLV320ADC3001/3101 audio ADC"
 	depends on I2C
+	depends on GPIOLIB
 	help
 	 Enable support for Texas Instruments TLV320ADC3001 and TLV320ADC3101
 	 ADCs.
-- 
2.17.1