regulator: bd9571mwv: Statize local symbols

These functions are only used by this driver, make them static.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Marek Vasut <marek.vasut@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/drivers/regulator/bd9571mwv-regulator.c b/drivers/regulator/bd9571mwv-regulator.c
index 8ba206f..c67a83d 100644 (file)
--- a/drivers/regulator/bd9571mwv-regulator.c
+++ b/drivers/regulator/bd9571mwv-regulator.c
@@ -43,7 +43,7 @@ enum bd9571mwv_regulators { VD09, VD18, VD25, VD33, DVFS };
                .linear_min_sel         = _lmin,                \
        }
 
-int bd9571mwv_avs_get_moni_state(struct regulator_dev *rdev)
+static int bd9571mwv_avs_get_moni_state(struct regulator_dev *rdev)
 {
        unsigned int val;
        int ret;
@@ -55,8 +55,8 @@ int bd9571mwv_avs_get_moni_state(struct regulator_dev *rdev)
        return val & BD9571MWV_AVS_SET_MONI_MASK;
 }
 
-int bd9571mwv_avs_set_voltage_sel_regmap(struct regulator_dev *rdev,
-                                        unsigned int sel)
+static int bd9571mwv_avs_set_voltage_sel_regmap(struct regulator_dev *rdev,
+                                               unsigned int sel)
 {
        int ret;
 
@@ -68,7 +68,7 @@ int bd9571mwv_avs_set_voltage_sel_regmap(struct regulator_dev *rdev,
                                 rdev->desc->vsel_mask, sel);
 }
 
-int bd9571mwv_avs_get_voltage_sel_regmap(struct regulator_dev *rdev)
+static int bd9571mwv_avs_get_voltage_sel_regmap(struct regulator_dev *rdev)
 {
        unsigned int val;
        int ret;
@@ -87,8 +87,8 @@ int bd9571mwv_avs_get_voltage_sel_regmap(struct regulator_dev *rdev)
        return val;
 }
 
-int bd9571mwv_reg_set_voltage_sel_regmap(struct regulator_dev *rdev,
-                                        unsigned int sel)
+static int bd9571mwv_reg_set_voltage_sel_regmap(struct regulator_dev *rdev,
+                                               unsigned int sel)
 {
        return regmap_write_bits(rdev->regmap, BD9571MWV_DVFS_SETVID,
                                 rdev->desc->vsel_mask, sel);