[PATCH 33/62] gpio: gpio-pl061: Use new GPIO_LINE_DIRECTION

[Matti Vaittinen <matti.vaittinen@xxxxxxxxxxxxxxxxx>]

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@xxxxxxxxxxxxxxxxx>
---
 drivers/gpio/gpio-pl061.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/gpio/gpio-pl061.c b/drivers/gpio/gpio-pl061.c
index 722ce5cf861e..5df7782e348f 100644
--- a/drivers/gpio/gpio-pl061.c
+++ b/drivers/gpio/gpio-pl061.c
@@ -63,7 +63,10 @@ static int pl061_get_direction(struct gpio_chip *gc, unsigned offset)
 {
 	struct pl061 *pl061 = gpiochip_get_data(gc);
 
-	return !(readb(pl061->base + GPIODIR) & BIT(offset));
+	if (readb(pl061->base + GPIODIR) & BIT(offset))
+		return GPIO_LINE_DIRECTION_OUT;
+
+	return GPIO_LINE_DIRECTION_IN;
 }
 
 static int pl061_direction_input(struct gpio_chip *gc, unsigned offset)
-- 
2.21.0


-- 
Matti Vaittinen, Linux device drivers
ROHM Semiconductors, Finland SWDC
Kiviharjunlenkki 1E
90220 OULU
FINLAND

~~~ "I don't think so," said Rene Descartes. Just then he vanished ~~~
Simon says - in Latin please.
~~~ "non cogito me" dixit Rene Descarte, deinde evanescavit ~~~
Thanks to Simon Glass for the translation =]