Subject: [PATCH v5 08/14] ahci-platform: "Library-ise" suspend / resume functionality

From: [email-masked] (Arnd Bergmann)
Date: Mon, 3 Feb 2014 15:53:45 +0100

On Wednesday 22 January 2014, Hans de Goede wrote:
> --- a/include/linux/ahci_platform.h
> +++ b/include/linux/ahci_platform.h
> @@ -50,4 +50,11 @@ int ahci_platform_init_host(struct platform_device *pdev,
>                             unsigned int force_port_map,
>                             unsigned int mask_port_map);
>  
> +#ifdef CONFIG_PM_SLEEP
> +int ahci_platform_suspend_host(struct device *dev);
> +int ahci_platform_resume_host(struct device *dev);
> +int ahci_platform_suspend(struct device *dev);
> +int ahci_platform_resume(struct device *dev);
> +#endif
> +

Not sure if the #ifdef does any good here. Normally, we don't hide declarations
so we can do stuff like

	if (IS_ENABLED(CONFIG_PM_SLEEP))
		ret = ahci_platform_suspend_host(dev);

and expect the code to compile and link just fine.

	Arnd