Include platform_data/touchscreen-s3c2410.h header in the touchscreen code to bring the prototypes of defined functions and fix W=1 compile warning: arch/arm/mach-s3c24xx/setup-ts.c:24:6: warning: no previous prototype for 's3c24xx_ts_cfg_gpio' [-Wmissing-prototypes] 24 | void s3c24xx_ts_cfg_gpio(struct platform_device *dev) Signed-off-by: Krzysztof Kozlowski <krzk@xxxxxxxxxx> --- Changes since v1: 1. New patch --- arch/arm/mach-s3c24xx/setup-ts.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm/mach-s3c24xx/setup-ts.c b/arch/arm/mach-s3c24xx/setup-ts.c index 53a14d4f4852..bf1a7fcf465f 100644 --- a/arch/arm/mach-s3c24xx/setup-ts.c +++ b/arch/arm/mach-s3c24xx/setup-ts.c @@ -10,6 +10,8 @@ struct platform_device; /* don't need the contents */ +#include <linux/platform_data/touchscreen-s3c2410.h> + #include <plat/gpio-cfg.h> #include <mach/hardware.h> #include <mach/gpio-samsung.h> -- 2.17.1