Add a header file that provides the missing function prototypes and macro to fix these build errors (seen on arch/alpha/):
../sound/soc/codecs/max98927.c: In function 'max98927_i2c_probe': ../sound/soc/codecs/max98927.c:902:19: error: implicit declaration of function 'devm_gpiod_get_optional'; did you mean 'devm_regulator_get_optional'? [-Werror=implicit-function-declaration] 902 | = devm_gpiod_get_optional(&i2c->dev, "reset", GPIOD_OUT_HIGH); | ^~~~~~~~~~~~~~~~~~~~~~~ ../sound/soc/codecs/max98927.c:902:63: error: 'GPIOD_OUT_HIGH' undeclared (first use in this function); did you mean 'GPIOF_INIT_HIGH'? 902 | = devm_gpiod_get_optional(&i2c->dev, "reset", GPIOD_OUT_HIGH); | ^~~~~~~~~~~~~~ ../sound/soc/codecs/max98927.c:909:17: error: implicit declaration of function 'gpiod_set_value_cansleep'; did you mean 'gpio_set_value_cansleep'? [-Werror=implicit-function-declaration] 909 | gpiod_set_value_cansleep(max98927->reset_gpio, 0); | ^~~~~~~~~~~~~~~~~~~~~~~~
Fixes: 4d67dc1998f1 ("ASoC: max98927: Handle reset gpio when probing i2c") Signed-off-by: Randy Dunlap rdunlap@infradead.org Reported-by: kernel test robot lkp@intel.com Cc: Alejandro Tafalla atafalla@dnyon.com Cc: Mark Brown broonie@kernel.org Cc: Liam Girdwood lgirdwood@gmail.com Cc: Takashi Iwai tiwai@suse.com Cc: alsa-devel@alsa-project.org --- sound/soc/codecs/max98927.c | 1 + 1 file changed, 1 insertion(+)
--- linux-next-20220128.orig/sound/soc/codecs/max98927.c +++ linux-next-20220128/sound/soc/codecs/max98927.c @@ -16,6 +16,7 @@ #include <sound/pcm_params.h> #include <sound/soc.h> #include <linux/gpio.h> +#include <linux/gpio/consumer.h> #include <linux/of_gpio.h> #include <sound/tlv.h> #include "max98927.h"