diff mbox series

[5.8,12/85] gpio: amd-fch: correct logic of GPIO_LINE_DIRECTION

Message ID 20201005142115.326894667@linuxfoundation.org
State New
Headers show
Series None | expand

Commit Message

Greg Kroah-Hartman Oct. 5, 2020, 3:26 p.m. UTC 
From: Ed Wildgoose <lists@wildgooses.com>

commit d25e8fdebdad84219b498873300b7f11dd915b88 upstream.

The original commit appears to have the logic reversed in
amd_fch_gpio_get_direction. Also confirmed by observing the value of
"direction" in the sys tree.

Signed-off-by: Ed Wildgoose <lists@wildgooses.com>
Fixes: e09d168f13f0 ("gpio: AMD G-Series PCH gpio driver")
Cc: stable@vger.kernel.org
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/gpio/gpio-amd-fch.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

--- a/drivers/gpio/gpio-amd-fch.c
+++ b/drivers/gpio/gpio-amd-fch.c
@@ -92,7 +92,7 @@  static int amd_fch_gpio_get_direction(st
 	ret = (readl_relaxed(ptr) & AMD_FCH_GPIO_FLAG_DIRECTION);
 	spin_unlock_irqrestore(&priv->lock, flags);
 
-	return ret ? GPIO_LINE_DIRECTION_IN : GPIO_LINE_DIRECTION_OUT;
+	return ret ? GPIO_LINE_DIRECTION_OUT : GPIO_LINE_DIRECTION_IN;
 }
 
 static void amd_fch_gpio_set(struct gpio_chip *gc,