Re: [PATCH] gpiolib: Add stubs for gpiod lookup table interface

From: Andy Shevchenko
Date: Wed Apr 26 2017 - 17:31:47 EST


On Mon, Apr 24, 2017 at 5:04 PM, Anatolij Gustschin <agust@xxxxxxx> wrote:
> Add stubs for gpiod_add_lookup_table() and gpiod_remove_lookup_table()
> for the !GPIOLIB case to prevent build errors. Also add prototypes.

One nit below, otherwise
FWIW:
Reviewed-by: Andy Shevchenko <andy.shevchenko@xxxxxxxxx>

Linus, it would be nice if are okay with this approach. It will fix
that one user which might break a buiid on some kernel configurations.

>
> Signed-off-by: Anatolij Gustschin <agust@xxxxxxx>
> ---
> include/linux/gpio/consumer.h | 15 +++++++++++++++
> 1 file changed, 15 insertions(+)
>
> diff --git a/include/linux/gpio/consumer.h b/include/linux/gpio/consumer.h
> index 933d936..6c0cc67 100644
> --- a/include/linux/gpio/consumer.h
> +++ b/include/linux/gpio/consumer.h
> @@ -144,6 +144,11 @@ struct gpio_desc *devm_fwnode_get_index_gpiod_from_child(struct device *dev,
> enum gpiod_flags flags,
> const char *label);

> +struct gpiod_lookup_table;

> #else /* CONFIG_GPIOLIB */

> +struct gpiod_lookup_table;

No need to duplicate this. Just move out of #ifdef.

--
With Best Regards,
Andy Shevchenko