power: supply: twl4030-charger: make twl4030_bci_property_is_writeable static

The function twl4030_bci_property_is_writeable can be made static
as it does not need to be in global scope.

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Tested-by: "H. Nikolaus Schaller" <hns@goldelico.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>

diff --git a/drivers/power/supply/twl4030_charger.c b/drivers/power/supply/twl4030_charger.c
index abd10f6861ae06277820855045fd26780619449a..2f82d0e9ec1bf7eaf879a57faa3b1da14303d99c 100644 (file)
--- a/drivers/power/supply/twl4030_charger.c
+++ b/drivers/power/supply/twl4030_charger.c
@@ -943,7 +943,7 @@ static int twl4030_bci_set_property(struct power_supply *psy,
        return 0;
 }
 
-int twl4030_bci_property_is_writeable(struct power_supply *psy,
+static int twl4030_bci_property_is_writeable(struct power_supply *psy,
                                      enum power_supply_property psp)
 {
        switch (psp) {