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* [PATCH v3 1/2] gpio: altera-a10sr: Set proper output level for direction_output
@ 2019-01-23  0:00 Axel Lin
  2019-01-23 16:16 ` Bartosz Golaszewski
  0 siblings, 1 reply; 2+ messages in thread
From: Axel Lin @ 2019-01-23  0:00 UTC (permalink / raw)
  To: Linus Walleij
  Cc: Thor Thayer, Bartosz Golaszewski, linux-gpio, Axel Lin, stable

The altr_a10sr_gpio_direction_output should set proper output level
based on the value argument.

Fixes: 26a48c4cc2f1 ("gpio: altera-a10sr: Add A10 System Resource Chip GPIO support.")
Cc: <stable@vger.kernel.org>
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Tested by: Thor Thayer <thor.thayer@linux.intel.com>
Reviewed by: Thor Thayer <thor.thayer@linux.intel.com>
---
v3: Add Fixes tag and cc stable
v2: Based on Bartosz's comment to split the patch.
    1/2 is bug fix
    2/2 is coding style fix and fix checkpatch warning
 drivers/gpio/gpio-altera-a10sr.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/gpio/gpio-altera-a10sr.c b/drivers/gpio/gpio-altera-a10sr.c
index 6b11f1314248..7f9e0304b510 100644
--- a/drivers/gpio/gpio-altera-a10sr.c
+++ b/drivers/gpio/gpio-altera-a10sr.c
@@ -66,8 +66,10 @@ static int altr_a10sr_gpio_direction_input(struct gpio_chip *gc,
 static int altr_a10sr_gpio_direction_output(struct gpio_chip *gc,
 					    unsigned int nr, int value)
 {
-	if (nr <= (ALTR_A10SR_OUT_VALID_RANGE_HI - ALTR_A10SR_LED_VALID_SHIFT))
+	if (nr <= (ALTR_A10SR_OUT_VALID_RANGE_HI - ALTR_A10SR_LED_VALID_SHIFT)) {
+		altr_a10sr_gpio_set(gc, nr, value);
 		return 0;
+	}
 	return -EINVAL;
 }
 
-- 
2.17.1

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2019-01-23  0:00 [PATCH v3 1/2] gpio: altera-a10sr: Set proper output level for direction_output Axel Lin
2019-01-23 16:16 ` Bartosz Golaszewski

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