Re: [PATCH 2/2] staging: vchiq_arm: add prototype of function vchiq_platform_init()

[Greg KH <gregkh@linuxfoundation.org>]

On Wed, Mar 02, 2022 at 06:36:38PM -0300, Gaston Gonzalez wrote:
> Fix "no previous prototype" W=1 warning by adding the prototype of the
> function vchiq_platform_init().
> 
> Note: vchiq_platform_init() is only called once in vchiq_probe(), so
> presumably should be static function. However, making the function
> static breaks the build.
> 
> Signed-off-by: Gaston Gonzalez <gascoar@gmail.com>
> ---
>  drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.h | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.h b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.h
> index 2aa46b119a46..d72edaf7e5e9 100644
> --- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.h
> +++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.h
> @@ -122,6 +122,8 @@ vchiq_instance_get_trace(struct vchiq_instance *instance);
>  extern void
>  vchiq_instance_set_trace(struct vchiq_instance *instance, int trace);
>  
> +int vchiq_platform_init(struct platform_device *pdev, struct vchiq_state *state);
> +

It is a static function, so don't add a prototype here to say it is not
:(

thanks,

greg k-h