On Tue, 23 Aug 2016, Peter Chen wrote:

> I will add #ifdef CONFIG_OF for related code. And put the content at
> hub_pwrseq_on at hub_probe directly, how about below?
> 
> hub_probe() {
> 
>       ...
> 
>       if (hub_configure(hub, endpoint) >= 0) {
> #ifdef CONFIG_OF
>               for_each_child_of_node(parent->of_node, np) {
>                       ret = generic_pwrseq_on(np, hub);
>                       if (ret)
>                               return ret;
>               }
> #else
>               return 0;
> #endif
>       }

Please make this a separate subroutine like you had before, but now in 
hub.c:

#ifdef CONFIG_OF
static int hub_of_pwrseq_on(struct usb_hub *hub)
{
...
}

#else
static inline int hub_of_pwrseq_on(struct usb_hub *hub)
{
        return 0;
}
#endif /* CONFIG_OF */


Alan Stern

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