From: Baoyou Xie Date: Wed, 31 Aug 2016 09:30:31 +0000 (+0800) Subject: regulator: hi6421: mark hi6421_regulator_ldo_get_optimum_mode() static X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=ea2f7321a9029194a31ff9f798a8276d45747bcd;p=linux-beck.git regulator: hi6421: mark hi6421_regulator_ldo_get_optimum_mode() static We get 1 warning when building kernel with W=1: drivers/regulator/hi6421-regulator.c:480:14: warning: no previous prototype for 'hi6421_regulator_ldo_get_optimum_mode' [-Wmissing-prototypes] In fact, this function is only used in the file in which it is declared and don't need a declaration, but can be made static. So this patch marks it 'static'. Signed-off-by: Baoyou Xie Acked-by: Arnd Bergmann Signed-off-by: Mark Brown --- diff --git a/drivers/regulator/hi6421-regulator.c b/drivers/regulator/hi6421-regulator.c index 42dc5fb8c899..62c5f5445d44 100644 --- a/drivers/regulator/hi6421-regulator.c +++ b/drivers/regulator/hi6421-regulator.c @@ -477,7 +477,8 @@ static int hi6421_regulator_buck_set_mode(struct regulator_dev *rdev, return 0; } -unsigned int hi6421_regulator_ldo_get_optimum_mode(struct regulator_dev *rdev, +static unsigned int +hi6421_regulator_ldo_get_optimum_mode(struct regulator_dev *rdev, int input_uV, int output_uV, int load_uA) { struct hi6421_regulator_info *info = rdev_get_drvdata(rdev);