Hello
On Tue, Nov 08, 2022 at 04:22:21PM +0200, Andy Shevchenko wrote:
> devm_pwmchip_add() can be called by a module that optionally
> instantiates PWM chip. In case of CONFIG_PWM=n, the compilation
> can't be performed. Hence, add a necessary stub.
>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
> Reviewed-by: Mika Westerberg <mika.westerberg@xxxxxxxxxxxxxxx>
> ---
> include/linux/pwm.h | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/include/linux/pwm.h b/include/linux/pwm.h
> index d70c6e5a839d..bba492eea96c 100644
> --- a/include/linux/pwm.h
> +++ b/include/linux/pwm.h
> @@ -478,6 +478,11 @@ static inline int pwmchip_remove(struct pwm_chip *chip)
> return -EINVAL;
> }
>
> +static inline int devm_pwmchip_add(struct device *dev, struct pwm_chip *chip)
> +{
> + return -EINVAL;
> +}
> +
I'm a bit surprised to see this returning -EINVAL and not -ENOSYS. But
that's in line with the other stubs, so:
Acked-by: Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx>
Best regards
Uwe
--
Pengutronix e.K. | Uwe Kleine-König |
Industrial Linux Solutions | https://www.pengutronix.de/ |
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