input: touchscreen: add touch screen of gslx680 for rk3399-firefly-edp

[firefly-linux-kernel-4.4.55.git] / drivers / gpio / gpio-generic.c

diff --git a/drivers/gpio/gpio-generic.c b/drivers/gpio/gpio-generic.c
index bd5193c67a9c272cb0bebf779ce3277d22aac479..88ae70ddb1274b11f31bad5dcb344d3a57f9c6e3 100644 (file)
--- a/drivers/gpio/gpio-generic.c
+++ b/drivers/gpio/gpio-generic.c
@@ -141,9 +141,9 @@ static int bgpio_get_set(struct gpio_chip *gc, unsigned int gpio)
        unsigned long pinmask = bgc->pin2mask(bgc, gpio);
 
        if (bgc->dir & pinmask)
-               return bgc->read_reg(bgc->reg_set) & pinmask;
+               return !!(bgc->read_reg(bgc->reg_set) & pinmask);
        else
-               return bgc->read_reg(bgc->reg_dat) & pinmask;
+               return !!(bgc->read_reg(bgc->reg_dat) & pinmask);
 }
 
 static int bgpio_get(struct gpio_chip *gc, unsigned int gpio)