Building wm8731-i2c.c has a kconfig warning and build errors when I2C is not enabled, so prevent that kconfig-uration.
WARNING: unmet direct dependencies detected for SND_SOC_WM8731_I2C Depends on [n]: SOUND [=y] && !UML && SND [=m] && SND_SOC [=m] && I2C [=n] Selected by [m]: - SND_SOC_DB1200 [=m] && SOUND [=y] && !UML && SND [=m] && SND_SOC [=m] && SND_SOC_AU1XPSC [=m]
and subsequent build errors:
../sound/soc/codecs/wm8731-i2c.c:64:1: warning: data definition has no type or storage class 64 | module_i2c_driver(wm8731_i2c_driver); ../sound/soc/codecs/wm8731-i2c.c:64:1: error: type defaults to 'int' in declaration of 'module_i2c_driver' [-Werror=implicit-int] ../sound/soc/codecs/wm8731-i2c.c:64:1: warning: parameter names (without types) in function declaration ../sound/soc/codecs/wm8731-i2c.c:55:26: warning: 'wm8731_i2c_driver' defined but not used [-Wunused-variable] 55 | static struct i2c_driver wm8731_i2c_driver = {
Fixes: 9dc15f81baf2 ("ASoC: wm8731: Factor out the I2C and SPI bus code into separate modules") Reported-by: kernel test robot lkp@intel.com Signed-off-by: Randy Dunlap rdunlap@infradead.org Cc: Mark Brown broonie@kernel.org Cc: Liam Girdwood lgirdwood@gmail.com Cc: alsa-devel@alsa-project.org Cc: Jaroslav Kysela perex@perex.cz Cc: Takashi Iwai tiwai@suse.com --- v2: add Takashi's email address
sound/soc/au1x/Kconfig | 1 + 1 file changed, 1 insertion(+)
diff sound/soc/au1x/Kconfig sound/soc/au1x/Kconfig --- a/sound/soc/au1x/Kconfig +++ b/sound/soc/au1x/Kconfig @@ -54,6 +54,7 @@ config SND_SOC_DB1000 config SND_SOC_DB1200 tristate "DB1200/DB1300/DB1550 Audio support" depends on SND_SOC_AU1XPSC + depends on I2C select SND_SOC_AU1XPSC_AC97 select SND_SOC_AC97_CODEC select SND_SOC_WM9712