On Fri, Apr 7, 2017 at 5:10 PM, Alexandre TORGUE
<alexandre.tor...@st.com> wrote:

> Add .get_direction() gpiochip callback in STM32 pinctrl driver.
>
> Signed-off-by: Alexandre TORGUE <alexandre.tor...@st.com>

(...)
> +#include <linux/gpio.h>

No this is wrong, drivers should never include this file.
It is a deprecated consumer header.

> +       if ((alt == 0) && (mode == 0))
> +               ret = GPIOF_DIR_IN;
> +       else if ((alt == 0) && (mode == 1))
> +               ret = GPIOF_DIR_OUT;

Just return 0 or 1, that is the driver-internal API.

Yours,
Linus Walleij

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