Re: [PATCH 1/1] gpio: max77620: get gpio value based on direction

[Alexandre Courbot <gnurou@xxxxxxxxx>]

On Mon, Jun 27, 2016 at 7:56 PM, Venkat Reddy Talla
<vreddytalla@xxxxxxxxxx> wrote:
> Gpio direction is determined by DIRx bit of GPIO
> configuration register, return max77620 gpio value
> based on direction in or out.
>
> Signed-off-by: Venkat Reddy Talla <vreddytalla@xxxxxxxxxx>
> ---
>  drivers/gpio/gpio-max77620.c | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpio/gpio-max77620.c b/drivers/gpio/gpio-max77620.c
> index 8658c32..b46b436 100644
> --- a/drivers/gpio/gpio-max77620.c
> +++ b/drivers/gpio/gpio-max77620.c
> @@ -123,7 +123,10 @@ static int max77620_gpio_get(struct gpio_chip *gc, unsigned int offset)
>                 return ret;
>         }
>
> -       return !!(val & MAX77620_CNFG_GPIO_INPUT_VAL_MASK);
> +       if  (val & MAX77620_CNFG_GPIO_DIR_MASK)
> +               return !!(val & MAX77620_CNFG_GPIO_INPUT_VAL_MASK);
> +       else
> +               return !!(val & MAX77620_CNFG_GPIO_OUTPUT_VAL_MASK);

Looks sensible!

Reviewed-by: Alexandre Courbot <acourbot@xxxxxxxxxx>
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