diff mbox series

[27/62] gpio: gpio-mxs: Use new GPIO_LINE_DIRECTION

Message ID 1c440ef37fb8bd690a62e4138028d0f41ebe76f4.1572945841.git.matti.vaittinen@fi.rohmeurope.com (mailing list archive)
State New, archived
Headers show
Series None | expand

Commit Message

Vaittinen, Matti Nov. 5, 2019, 10:24 a.m. UTC 
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-mxs.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/gpio/gpio-mxs.c b/drivers/gpio/gpio-mxs.c
index 5e5437a2c607..c4a314c68555 100644
--- a/drivers/gpio/gpio-mxs.c
+++ b/drivers/gpio/gpio-mxs.c
@@ -248,7 +248,10 @@  static int mxs_gpio_get_direction(struct gpio_chip *gc, unsigned offset)
 	u32 dir;
 
 	dir = readl(port->base + PINCTRL_DOE(port));
-	return !(dir & mask);
+	if (dir & mask)
+		return GPIO_LINE_DIRECTION_OUT;
+
+	return GPIO_LINE_DIRECTION_IN;
 }
 
 static const struct platform_device_id mxs_gpio_ids[] = {