Re: [PATCH v1 1/1] gpio: wcove: Use -ENOTSUPP consistently

From: Kuppuswamy Sathyanarayanan
Date: Fri Apr 05 2024 - 12:46:52 EST



On 4/5/24 9:25 AM, Andy Shevchenko wrote:
> The GPIO library expects the drivers to return -ENOTSUPP in some
> cases and not using analogue POSIX code. Make the driver to follow
> this.
>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
> ---

Looks good to me.

Reviewed-by: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@xxxxxxxxxxxxxxx>

> drivers/gpio/gpio-wcove.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpio/gpio-wcove.c b/drivers/gpio/gpio-wcove.c
> index c18b6b47384f..94ca9d03c094 100644
> --- a/drivers/gpio/gpio-wcove.c
> +++ b/drivers/gpio/gpio-wcove.c
> @@ -104,7 +104,7 @@ static inline int to_reg(int gpio, enum ctrl_register type)
> unsigned int reg = type == CTRL_IN ? GPIO_IN_CTRL_BASE : GPIO_OUT_CTRL_BASE;
>
> if (gpio >= WCOVE_GPIO_NUM)
> - return -EOPNOTSUPP;
> + return -ENOTSUPP;
>
> return reg + gpio;
> }

--
Sathyanarayanan Kuppuswamy
Linux Kernel Developer