On Thu, May 29, 2014 at 07:01:29PM +1000, Stephen Rothwell wrote:
> Hi Greg,
>
> After merging the usb tree, today's linux-next build (sparc64 defconfig)
> failed like this:
>
> drivers/usb/core/hub.c: In function 'port_event':
> drivers/usb/core/hub.c:4853:2: error: implicit declaration of function 'hub_handle_remote_wakeup' [-Werror=implicit-function-declaration]
>
> Caused by commits af376a461cf0 ("usb: refactor port handling in
> hub_events()") and 7e73be227b15 ("usb: hub_handle_remote_wakeup()
> depends on CONFIG_PM_RUNTIME=y") This build has CONFIG_PM not set ...
>
> I have added this fix patch for today (there is probably a better way):
>
> From: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
> Date: Thu, 29 May 2014 18:55:06 +1000
> Subject: [PATCH] usb: hub_handle_remote_wakeup() only exists for CONFIG_PM=y
>
> Signed-off-by: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
> ---
> drivers/usb/core/hub.c | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
> index 5672752bfd2c..879b66e13370 100644
> --- a/drivers/usb/core/hub.c
> +++ b/drivers/usb/core/hub.c
> @@ -3977,6 +3977,12 @@ EXPORT_SYMBOL_GPL(usb_disable_ltm);
> void usb_enable_ltm(struct usb_device *udev) { }
> EXPORT_SYMBOL_GPL(usb_enable_ltm);
>
> +static int hub_handle_remote_wakeup(struct usb_hub *hub, unsigned int port,
> + u16 portstatus, u16 portchange)
> +{
> + return 0;
> +}
> +
> #endif /* CONFIG_PM */
>
>
Dan, any objection to me taking this patch?
thanks,
greg k-h
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