usb: host: unhide suspend/resume declarations

There is no need to hide function declarations, and making
these visible to the SoC specific host drivers lets us
use __maybe_unused and IS_ENABLED() checks to control
their use, rather than having to use #ifdef to hide all
callers.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/usb/host/ehci.h

@@ -888,12 +888,10 @@ extern int	ehci_handshake(struct ehci_hcd *ehci, void __iomem *ptr,
 				u32 mask, u32 done, int usec);
 extern int	ehci_reset(struct ehci_hcd *ehci);
 
-#ifdef CONFIG_PM
 extern int	ehci_suspend(struct usb_hcd *hcd, bool do_wakeup);
 extern int	ehci_resume(struct usb_hcd *hcd, bool force_reset);
 extern void	ehci_adjust_port_wakeup_flags(struct ehci_hcd *ehci,
 			bool suspending, bool do_wakeup);
-#endif	/* CONFIG_PM */
 
 extern int	ehci_hub_control(struct usb_hcd	*hcd, u16 typeReq, u16 wValue,
 				 u16 wIndex, char *buf, u16 wLength);

drivers/usb/host/ohci.h

@@ -735,10 +735,8 @@ extern void	ohci_init_driver(struct hc_driver *drv,
 				const struct ohci_driver_overrides *over);
 extern int	ohci_restart(struct ohci_hcd *ohci);
 extern int	ohci_setup(struct usb_hcd *hcd);
-#ifdef CONFIG_PM
 extern int	ohci_suspend(struct usb_hcd *hcd, bool do_wakeup);
 extern int	ohci_resume(struct usb_hcd *hcd, bool hibernated);
-#endif
 extern int	ohci_hub_control(struct usb_hcd	*hcd, u16 typeReq, u16 wValue,
 				 u16 wIndex, char *buf, u16 wLength);
 extern int	ohci_hub_status_data(struct usb_hcd *hcd, char *buf);