Re: [PATCH v3 2/6] gpio: make gpiod_to_offset() available for other users

From: Andrew Jeffery
Date: Sun Dec 01 2019 - 21:58:40 EST




On Sat, 30 Nov 2019, at 03:55, Marco Felsch wrote:
> Currently gpiod_to_offset() is a gpio-subsystem private function which
> is used by the gpiolib itself and by the aspeed gpio driver. The time
> has shown that there are other drivers as well which need this
> information in some special cases e.g. MFD drivers. The patch makes the
> function public but you need to explicit add the <linux/gpio/private.h>
> include. See discussion [1] for more information.
>
> [1] https://lkml.org/lkml/2019/11/27/357
>
> Signed-off-by: Marco Felsch <m.felsch@xxxxxxxxxxxxxx>
> ---
> v3:
> - former patch description was "gpio: add support to get local gpio number"
> - adapt commit message and description to reflect new state
> - don't add wrapper instead use the already existing gpiod_to_offset
> - move gpiod_to_offset from gpiolib.h into gpiolib.c
> - move declaration into linux/gpio/private.h
> ---
> drivers/gpio/gpio-aspeed.c | 11 +++++------

Reviewed-by: Andrew Jeffery <andrew@xxxxxxxx>