| Message ID | b51e1b6929c5a1c0df7413f1188cb0c763b03d80.1572945805.git.matti.vaittinen@fi.rohmeurope.com |
|---|---|
| State | New |
| Headers | show |
| Series | None | expand |
diff --git a/drivers/gpio/gpio-merrifield.c b/drivers/gpio/gpio-merrifield.c index 2f1e9da81c1e..d4fa6e9560f3 100644 --- a/drivers/gpio/gpio-merrifield.c +++ b/drivers/gpio/gpio-merrifield.c @@ -162,7 +162,10 @@ static int mrfld_gpio_get_direction(struct gpio_chip *chip, unsigned int offset) { void __iomem *gpdr = gpio_reg(chip, offset, GPDR); - return !(readl(gpdr) & BIT(offset % 32)); + if (readl(gpdr) & BIT(offset % 32)) + return GPIO_LINE_DIRECTION_OUT; + + return GPIO_LINE_DIRECTION_IN; } static int mrfld_gpio_set_debounce(struct gpio_chip *chip, unsigned int offset,
It's hard for occasional GPIO code reader/writer to know if values 0/1 equal to IN or OUT. Use defined GPIO_LINE_DIRECTION_IN and GPIO_LINE_DIRECTION_OUT to help them out. Signed-off-by: Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com> --- drivers/gpio/gpio-merrifield.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)